]> git.wh0rd.org - tt-rss.git/blobdiff - functions.js
use css for help overlay, css cleanup
[tt-rss.git] / functions.js
index b9096706a6c3a65249e23b9d22ce837b1a41cbe7..c47070ed3e3e78f2ec3cc52b0f705b8fd90ac5b6 100644 (file)
@@ -1,7 +1,5 @@
-var hotkeys_enabled = true;
 var notify_silent = false;
-var last_progress_point = 0;
-var async_counters_work = false;
+var loading_progress = 0;
 var sanity_check_done = false;
 
 /* add method to remove element from array */
@@ -24,42 +22,72 @@ function exception_error(location, e, ext_info) {
 
        if (!ext_info) ext_info = false;
 
-       disableHotkeys();
-
        try {
 
-               var ebc = $("xebContent");
-       
-               if (ebc) {
-       
-                       Element.show("dialog_overlay");
-                       Element.show("errorBoxShadow");
-       
-                       if (ext_info) {
-                               if (ext_info.responseText) {
-                                       ext_info = ext_info.responseText;
-                               }
+               if (ext_info) {
+                       if (ext_info.responseText) {
+                               ext_info = ext_info.responseText;
                        }
-       
-                       ebc.innerHTML = 
-                               "<div><b>Error message:</b></div>" +
-                               "<pre>" + msg + "</pre>";
+               }
 
-                       if (ext_info) {
-                               ebc.innerHTML += "<div><b>Additional information:</b></div>" +
-                               "<textarea readonly=\"1\">" + ext_info + "</textarea>";
-                       }
+               var content = "<div class=\"fatalError\">" +
+                       "<pre>" + msg + "</pre>";
 
-                       ebc.innerHTML += "<div><b>Stack trace:</b></div>" +
-                               "<textarea readonly=\"1\">" + e.stack + "</textarea>";
-       
-               } else {
-                       alert(msg);
+               content += "<form name=\"exceptionForm\" id=\"exceptionForm\" target=\"_blank\" "+
+                 "action=\"http://tt-rss.org/report.php\" method=\"POST\">";
+
+               content += "<textarea style=\"display : none\" name=\"message\">" + msg + "</textarea>";
+               content += "<textarea style=\"display : none\" name=\"params\">N/A</textarea>";
+
+               if (ext_info) {
+                       content += "<div><b>Additional information:</b></div>" +
+                       "<textarea name=\"xinfo\" readonly=\"1\">" + ext_info + "</textarea>";
                }
 
+               content += "<div><b>Stack trace:</b></div>" +
+                       "<textarea name=\"stack\" readonly=\"1\">" + e.stack + "</textarea>";
+
+               content += "</form>";
+
+               content += "</div>";
+
+               content += "<div class='dlgButtons'>";
+
+               content += "<button dojoType=\"dijit.form.Button\""+
+                               "onclick=\"dijit.byId('exceptionDlg').report()\">" +
+                               __('Report to tt-rss.org') + "</button> ";
+               content += "<button dojoType=\"dijit.form.Button\" "+
+                               "onclick=\"dijit.byId('exceptionDlg').hide()\">" +
+                               __('Close') + "</button>";
+               content += "</div>";
+
+               if (dijit.byId("exceptionDlg"))
+                       dijit.byId("exceptionDlg").destroyRecursive();
+
+               var dialog = new dijit.Dialog({
+                       id: "exceptionDlg",
+                       title: "Unhandled exception",
+                       style: "width: 600px",
+                       report: function() {
+                               if (confirm(__("Are you sure to report this exception to tt-rss.org? The report will include your browser information. Your IP would be saved in the database."))) {
+
+                                       document.forms['exceptionForm'].params.value = $H({
+                                               browserName: navigator.appName,
+                                               browserVersion: navigator.appVersion,
+                                               browserPlatform: navigator.platform,
+                                               browserCookies: navigator.cookieEnabled,
+                                       }).toQueryString();
+
+                                       document.forms['exceptionForm'].submit();
+
+                               }
+                       },
+                       content: content});
+
+               dialog.show();
+
        } catch (e) {
                alert(msg);
-
        }
 
 }
@@ -69,8 +97,8 @@ function format_exception_error(location, e) {
 
        if (e.fileName) {
                var base_fname = e.fileName.substring(e.fileName.lastIndexOf("/") + 1);
-       
-               msg = "Exception: " + e.name + ", " + e.message + 
+
+               msg = "Exception: " + e.name + ", " + e.message +
                        "\nFunction: " + location + "()" +
                        "\nLocation: " + base_fname + ":" + e.lineNumber;
 
@@ -85,38 +113,20 @@ function format_exception_error(location, e) {
        return msg;
 }
 
-
-function disableHotkeys() {
-       hotkeys_enabled = false;
-}
-
-function enableHotkeys() {
-       hotkeys_enabled = true;
-}
-
 function param_escape(arg) {
        if (typeof encodeURIComponent != 'undefined')
-               return encodeURIComponent(arg); 
+               return encodeURIComponent(arg);
        else
                return escape(arg);
 }
 
 function param_unescape(arg) {
        if (typeof decodeURIComponent != 'undefined')
-               return decodeURIComponent(arg); 
+               return decodeURIComponent(arg);
        else
                return unescape(arg);
 }
 
-function delay(gap) {
-       var then,now; 
-       then=new Date().getTime();
-       now=then;
-       while((now-then)<gap) {
-               now=new Date().getTime();
-       }
-}
-
 var notify_hide_timerid = false;
 
 function hide_notify() {
@@ -124,7 +134,7 @@ function hide_notify() {
        if (n) {
                n.style.display = "none";
        }
-} 
+}
 
 function notify_silent_next() {
        notify_silent = true;
@@ -207,124 +217,17 @@ function notify_info(msg, no_hide) {
        notify_real(msg, no_hide, 4);
 }
 
-function printLockingError() {
-       notify_info("Please wait until operation finishes.");
-}
-
-function cleanSelected(element) {
-       var content = $(element);
-
-       for (i = 0; i < content.rows.length; i++) {
-               content.rows[i].className = content.rows[i].className.replace("Selected", "");
-       }
-}
-
-function getVisibleUnreadHeadlines() {
-       var content = $("headlinesList");
-
-       var rows = new Array();
-
-       if (!content) return rows;
-
-       for (i = 0; i < content.rows.length; i++) {
-               var row_id = content.rows[i].id.replace("RROW-", "");
-               if (row_id.length > 0 && content.rows[i].className.match("Unread")) {
-                               rows.push(row_id);      
-               }
-       }
-       return rows;
-}
-
-function getVisibleHeadlineIds() {
-
-       var content = $("headlinesList");
-
-       var rows = new Array();
-
-       if (!content) return rows;
-
-       for (i = 0; i < content.rows.length; i++) {
-               var row_id = content.rows[i].id.replace("RROW-", "");
-               if (row_id.length > 0) {
-                               rows.push(row_id);      
-               }
-       }
-       return rows;
-}
-
-function getFirstVisibleHeadlineId() {
-       if (isCdmMode()) {
-               var rows = cdmGetVisibleArticles();
-               return rows[0];
-       } else {
-               var rows = getVisibleHeadlineIds();
-               return rows[0];
-       }
-}
-
-function getLastVisibleHeadlineId() {
-       if (isCdmMode()) {
-               var rows = cdmGetVisibleArticles();
-               return rows[rows.length-1];
-       } else {
-               var rows = getVisibleHeadlineIds();
-               return rows[rows.length-1];
-       }
-}
-
-function markHeadline(id) {
-       var row = $("RROW-" + id);
-       if (row) {
-               var is_active = false;
-       
-               if (row.className.match("Active")) {
-                       is_active = true;
-               }
-               row.className = row.className.replace("Selected", "");
-               row.className = row.className.replace("Active", "");
-               row.className = row.className.replace("Insensitive", "");
-               
-               if (is_active) {
-                       row.className = row.className = "Active";
-               }
-               
-               var check = $("RCHK-" + id);
-
-               if (check) {
-                       check.checked = true;
-               }
-
-               row.className = row.className + "Selected"; 
-               
-       }
-}
-
-function getFeedIds() {
-       var content = $("feedsList");
-
-       var rows = new Array();
-
-       for (i = 0; i < content.rows.length; i++) {
-               var id = content.rows[i].id.replace("FEEDR-", "");
-               if (id.length > 0) {
-                       rows.push(id);
-               }
-       }
-
-       return rows;
-}
-
 function setCookie(name, value, lifetime, path, domain, secure) {
-       
+
        var d = false;
-       
+
        if (lifetime) {
                d = new Date();
                d.setTime(d.getTime() + (lifetime * 1000));
        }
 
        console.log("setCookie: " + name + " => " + value + ": " + d);
-       
+
        int_setCookie(name, value, d, path, domain, secure);
 
 }
@@ -345,7 +248,7 @@ function delCookie(name, path, domain) {
                ";expires=Thu, 01-Jan-1970 00:00:01 GMT";
        }
 }
-               
+
 
 function getCookie(name) {
 
@@ -374,1798 +277,1386 @@ function gotoMain() {
        document.location.href = "tt-rss.php";
 }
 
-function gotoExportOpml() {
-       document.location.href = "opml.php?op=Export";
+function gotoExportOpml(filename, settings) {
+    tmp = settings ? 1 : 0;
+       document.location.href = "opml.php?op=Export&filename=" + filename + "&settings=" + tmp;
 }
 
-function parse_counters(reply, scheduled_call) {
-       try {
-
-               var feeds_found = 0;
 
-               var elems = JSON.parse(reply.firstChild.nodeValue);
+/** * @(#)isNumeric.js * * Copyright (c) 2000 by Sundar Dorai-Raj
+  * * @author Sundar Dorai-Raj
+  * * Email: sdoraira@vt.edu
+  * * This program is free software; you can redistribute it and/or
+  * * modify it under the terms of the GNU General Public License
+  * * as published by the Free Software Foundation; either version 2
+  * * of the License, or (at your option) any later version,
+  * * provided that any use properly credits the author.
+  * * This program is distributed in the hope that it will be useful,
+  * * but WITHOUT ANY WARRANTY; without even the implied warranty of
+  * * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+  * * GNU General Public License for more details at http://www.gnu.org * * */
 
-               for (var l = 0; l < elems.length; l++) {
+  var numbers=".0123456789";
+  function isNumeric(x) {
+    // is x a String or a character?
+    if(x.length>1) {
+      // remove negative sign
+      x=Math.abs(x)+"";
+      for(j=0;j<x.length;j++) {
+        // call isNumeric recursively for each character
+        number=isNumeric(x.substring(j,j+1));
+        if(!number) return number;
+      }
+      return number;
+    }
+    else {
+      // if x is number return true
+      if(numbers.indexOf(x)>=0) return true;
+      return false;
+    }
+  }
 
-                       var id = elems[l].id
-                       var kind = elems[l].kind;
-                       var ctr = parseInt(elems[l].counter)
-                       var error = elems[l].error;
-                       var has_img = elems[l].has_img;
-                       var updated = elems[l].updated;
-                       var title = elems[l].title;
-                       var xmsg = elems[l].xmsg;
-       
-                       if (id == "global-unread") {
 
-                               if (ctr > global_unread) {
-                                       offlineDownloadStart(1);
-                               }
+function toggleSelectRowById(sender, id) {
+       var row = $(id);
+       return toggleSelectRow(sender, row);
+}
 
-                               global_unread = ctr;
-                               updateTitle();
-                               continue;
-                       }
+function toggleSelectListRow(sender) {
+       var row = sender.parentNode;
+       return toggleSelectRow(sender, row);
+}
 
-                       if (id == "subscribed-feeds") {
-                               feeds_found = ctr;
-                               continue;
-                       }
-       
-                       if (kind && kind == "cat") {
-                               var catctr = $("FCATCTR-" + id);
-                               if (catctr) {
-                                       catctr.innerHTML = "(" + ctr + ")";
-                                       if (ctr > 0) {
-                                               catctr.className = "catCtrHasUnread";
-                                       } else {
-                                               catctr.className = "catCtrNoUnread";
-                                       }
-                               }
-                               continue;
-                       }
-               
-                       var feedctr = $("FEEDCTR-" + id);
-                       var feedu = $("FEEDU-" + id);
-                       var feedr = $("FEEDR-" + id);
-                       var feed_img = $("FIMG-" + id);
-                       var feedlink = $("FEEDL-" + id);
-                       var feedupd = $("FLUPD-" + id);
-
-                       if (updated && feedlink) {
-                               if (error) {
-                                       feedlink.title = "Error: " + error + " (" + updated + ")";
-                               } else {
-                                       feedlink.title = "Updated: " + updated;
-                               }
-                       }
+/* this is for dijit Checkbox */
+function toggleSelectListRow2(sender) {
+       var row = sender.domNode.parentNode;
+       return toggleSelectRow(sender, row);
+}
 
-                       if (feedupd) {
-                               if (!updated) updated = "";
+function tSR(sender, row) {
+       return toggleSelectRow(sender, row);
+}
 
-                               if (error) {
-                                       if (xmsg) {
-                                               feedupd.innerHTML = updated + " " + xmsg + " (Error)";
-                                       } else {
-                                               feedupd.innerHTML = updated + " (Error)";
-                                       }
-                               } else {
-                                       if (xmsg) {
-                                               feedupd.innerHTML = updated + " " + xmsg;
-                                       } else {
-                                               feedupd.innerHTML = updated;
-                                       }
-                               }
-                       }
+/* this is for dijit Checkbox */
+function toggleSelectRow2(sender, row) {
 
-                       if (has_img && feed_img) {
-                               if (!feed_img.src.match(id + ".ico")) {
-                                       feed_img.src = getInitParam("icons_url") + "/" + id + ".ico";
-                               }
-                       }
+       if (!row) row = sender.domNode.parentNode.parentNode;
 
-                       if (feedlink && title) {
-                               feedlink.innerHTML = title;
-                       }
+       if (sender.checked && !row.hasClassName('Selected'))
+               row.addClassName('Selected');
+       else
+               row.removeClassName('Selected');
+}
 
-                       if (feedctr && feedu && feedr) {
 
-                               if (parseInt(ctr) > 0 && 
-                                               parseInt(feedu.innerHTML) < parseInt(ctr) && 
-                                               id == getActiveFeedId() && scheduled_call) {
+function toggleSelectRow(sender, row) {
 
-                                       displayNewContentPrompt(id);
-                               }
+       if (!row) row = sender.parentNode.parentNode;
 
-                               var row_needs_hl = (ctr > 0 && ctr > parseInt(feedu.innerHTML));
+       if (sender.checked && !row.hasClassName('Selected'))
+               row.addClassName('Selected');
+       else
+               row.removeClassName('Selected');
+}
 
-                               feedu.innerHTML = ctr;
+function checkboxToggleElement(elem, id) {
+       if (elem.checked) {
+               Effect.Appear(id, {duration : 0.5});
+       } else {
+               Effect.Fade(id, {duration : 0.5});
+       }
+}
 
-                               if (error) {
-                                       feedr.className = feedr.className.replace("feed", "error");
-                               } else if (id > 0) {
-                                       feedr.className = feedr.className.replace("error", "feed");
-                               }
-       
-                               if (ctr > 0) {                                  
-                                       feedctr.className = "feedCtrHasUnread";
-                                       if (!feedr.className.match("Unread")) {
-                                               var is_selected = feedr.className.match("Selected");
-               
-                                               feedr.className = feedr.className.replace("Selected", "");
-                                               feedr.className = feedr.className.replace("Unread", "");
-               
-                                               feedr.className = feedr.className + "Unread";
-               
-                                               if (is_selected) {
-                                                       feedr.className = feedr.className + "Selected";
-                                               }       
-                                               
-                                       }
+function dropboxSelect(e, v) {
+       for (i = 0; i < e.length; i++) {
+               if (e[i].value == v) {
+                       e.selectedIndex = i;
+                       break;
+               }
+       }
+}
 
-                                       if (row_needs_hl && 
-                                                       !getInitParam("theme_options").match('no_highlights')) { 
-                                               new Effect.Highlight(feedr, {duration: 1, startcolor: "#fff7d5",
-                                                       queue: { position:'end', scope: 'EFQ-' + id, limit: 1 } } );
+function getURLParam(param){
+       return String(window.location.href).parseQuery()[param];
+}
 
-                                               cache_invalidate("F:" + id);
-                                       }
-                               } else {
-                                       feedctr.className = "feedCtrNoUnread";
-                                       feedr.className = feedr.className.replace("Unread", "");
-                               }                       
-                       }
-               }
+function leading_zero(p) {
+       var s = String(p);
+       if (s.length == 1) s = "0" + s;
+       return s;
+}
 
-               hideOrShowFeeds(getInitParam("hide_read_feeds") == 1);
+function make_timestamp() {
+       var d = new Date();
 
-               var feeds_stored = number_of_feeds;
+       return leading_zero(d.getHours()) + ":" + leading_zero(d.getMinutes()) +
+                       ":" + leading_zero(d.getSeconds());
+}
 
-               console.log("Feed counters, C: " + feeds_found + ", S:" + feeds_stored);
 
-               if (feeds_stored != feeds_found) {
-                       number_of_feeds = feeds_found;
+function closeInfoBox(cleanup) {
+       try {
+               dialog = dijit.byId("infoBox");
 
-                       if (feeds_stored != 0 && feeds_found != 0) {
-                               console.log("Subscribed feed number changed, refreshing feedlist");
-                               setTimeout('updateFeedList(false, false)', 50);
-                       }
-               } else {
-/*                     var fl = $("feeds-frame").innerHTML;
-                       if (fl) {
-                               cache_invalidate("FEEDLIST");
-                               cache_inject("FEEDLIST", fl, getInitParam("num_feeds"));
-                       } */
-               }
+               if (dialog)     dialog.hide();
 
        } catch (e) {
-               exception_error("parse_counters", e);
+               //exception_error("closeInfoBox", e);
        }
+       return false;
 }
 
-function parse_counters_reply(transport, scheduled_call) {
 
-       if (!transport.responseXML) {
-               notify_error("Backend did not return valid XML", true);
-               return;
-       }
-
-       var reply = transport.responseXML.firstChild;
-       
-       if (!reply) {
-               notify_error("Backend did not return expected XML object", true);
-               updateTitle("");
-               return;
-       } 
-
-       if (!transport_error_check(transport)) return;
-
-       var counters = reply.getElementsByTagName("counters")[0];
-       
-       if (counters)
-               parse_counters(counters, scheduled_call);
-
-       var runtime_info = reply.getElementsByTagName("runtime-info")[0];
+function displayDlg(id, param, callback) {
 
-       if (runtime_info)
-               parse_runtime_info(runtime_info);
+       notify_progress("Loading, please wait...", true);
 
-       if (feedsSortByUnread()) {
-               resort_feedlist();
-       }
+       var query = "?op=dlg&id=" +
+               param_escape(id) + "&param=" + param_escape(param);
 
-       hideOrShowFeeds(getInitParam("hide_read_feeds") == 1);
+       new Ajax.Request("backend.php", {
+               parameters: query,
+               onComplete: function (transport) {
+                       infobox_callback2(transport);
+                       if (callback) callback(transport);
+               } });
 
+       return false;
 }
 
-function all_counters_callback2(transport, async_call) {
+function infobox_callback2(transport) {
        try {
-               if (async_call) async_counters_work = true;
-               if (offline_mode) return;
+               var dialog = false;
 
-               parse_counters_reply(transport);
+               if (dijit.byId("infoBox")) {
+                       dialog = dijit.byId("infoBox");
+               }
 
-       } catch (e) {
-               exception_error("all_counters_callback2", e, transport);
-       }
-}
+               //console.log("infobox_callback2");
+               notify('');
+
+               var content;
+               var dtitle = "Dialog";
+
+               var dlg = transport.responseXML.getElementsByTagName("dlg")[0];
+
+               var title = transport.responseXML.getElementsByTagName("title")[0];
+               if (title)
+                       title = title.firstChild.nodeValue;
+
+               var content = transport.responseXML.getElementsByTagName("content")[0];
+
+               content = content.firstChild.nodeValue;
+
+               if (!dialog) {
+                       dialog = new dijit.Dialog({
+                               title: title,
+                               id: 'infoBox',
+                               style: "width: 600px",
+                               onCancel: function() {
+                                       return true;
+                               },
+                               onExecute: function() {
+                                       return true;
+                               },
+                               onClose: function() {
+                                       return true;
+                                       },
+                               content: content});
+               } else {
+                       dialog.attr('title', title);
+                       dialog.attr('content', content);
+               }
 
-function get_feed_unread(id) {
-       try {
-               return parseInt($("FEEDU-" + id).innerHTML);    
-       } catch (e) {
-               return -1;
-       }
-}
+               dialog.show();
 
-function get_cat_unread(id) {
-       try {
-               var ctr = $("FCATCTR-" + id).innerHTML;
-               ctr = ctr.replace("(", "");
-               ctr = ctr.replace(")", "");
-               return parseInt(ctr);
+               notify("");
        } catch (e) {
-               return -1;
+               exception_error("infobox_callback2", e);
        }
 }
 
-function get_feed_entry_unread(elem) {
+function filterCR(e, f)
+{
+     var key;
 
-       var id = elem.id.replace("FEEDR-", "");
+     if(window.event)
+          key = window.event.keyCode;     //IE
+     else
+          key = e.which;     //firefox
 
-       if (id <= 0) {
-               return -1;
+       if (key == 13) {
+               if (typeof f != 'undefined') {
+                       f();
+                       return false;
+               } else {
+                       return false;
+               }
+       } else {
+               return true;
        }
+}
 
-       try {
-               return parseInt($("FEEDU-" + id).innerHTML);    
-       } catch (e) {
-               return -1;
-       }
+function getInitParam(key) {
+       return init_params[key];
 }
 
-function get_feed_entry_name(elem) {
-       var id = elem.id.replace("FEEDR-", "");
-       return getFeedName(id);
+function setInitParam(key, value) {
+       init_params[key] = value;
 }
 
+function fatalError(code, msg, ext_info) {
+       try {
 
-function resort_category(node, cat_mode) {
+               if (code == 6) {
+                       window.location.href = "tt-rss.php";
+               } else if (code == 5) {
+                       window.location.href = "db-updater.php";
+               } else {
 
-       try {
+                       if (msg == "") msg = "Unknown error";
 
-               console.log("resort_category: " + node + " CM=" + cat_mode);
-       
-               var by_unread = feedsSortByUnread();
-       
-               var list = node.getElementsByTagName("LI");
-       
-               for (i = 0; i < list.length; i++) {
-       
-                       for (j = i+1; j < list.length; j++) {                   
-       
-                               var tmp_val = get_feed_entry_unread(list[i]);
-                               var cur_val = get_feed_entry_unread(list[j]);
-       
-                               var tmp_name = get_feed_entry_name(list[i]);
-                               var cur_name = get_feed_entry_name(list[j]);
-
-                               var valid_pair = cat_mode || (list[i].id.match(/FEEDR-[0-9]/) &&
-                                               list[j].id.match(/FEEDR-[0-9]/));
-
-                               if (valid_pair && ((by_unread && (cur_val > tmp_val)) || (!by_unread && (cur_name < tmp_name)))) {
-                                       tempnode_i = list[i].cloneNode(true);
-                                       tempnode_j = list[j].cloneNode(true);
-                                       node.replaceChild(tempnode_i, list[j]);
-                                       node.replaceChild(tempnode_j, list[i]);
+                       if (ext_info) {
+                               if (ext_info.responseText) {
+                                       ext_info = ext_info.responseText;
                                }
                        }
-               }
 
-       } catch (e) {
-               exception_error("resort_category", e);
-       }
+                       if (ERRORS && ERRORS[code] && !msg) {
+                               msg = ERRORS[code];
+                       }
 
-}
+                       var content = "<div><b>Error code:</b> " + code + "</div>" +
+                               "<p>" + msg + "</p>";
 
-function resort_feedlist() {
-       console.log("resort_feedlist");
+                       if (ext_info) {
+                               content = content + "<div><b>Additional information:</b></div>" +
+                                       "<textarea style='width: 100%' readonly=\"1\">" +
+                                       ext_info + "</textarea>";
+                       }
 
-       if ($("FCATLIST--1")) {
+                       var dialog = new dijit.Dialog({
+                               title: "Fatal error",
+                               style: "width: 600px",
+                               content: content});
 
-               var lists = document.getElementsByTagName("UL");
+                       dialog.show();
 
-               for (var i = 0; i < lists.length; i++) {
-                       if (lists[i].id && lists[i].id.match("FCATLIST-")) {
-                               resort_category(lists[i], true);
-                       }
                }
 
-       } else {
-               resort_category($("feedList"), false);
+               return false;
+
+       } catch (e) {
+               exception_error("fatalError", e);
        }
 }
 
-/** * @(#)isNumeric.js * * Copyright (c) 2000 by Sundar Dorai-Raj
-  * * @author Sundar Dorai-Raj
-  * * Email: sdoraira@vt.edu
-  * * This program is free software; you can redistribute it and/or
-  * * modify it under the terms of the GNU General Public License 
-  * * as published by the Free Software Foundation; either version 2 
-  * * of the License, or (at your option) any later version, 
-  * * provided that any use properly credits the author. 
-  * * This program is distributed in the hope that it will be useful,
-  * * but WITHOUT ANY WARRANTY; without even the implied warranty of
-  * * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-  * * GNU General Public License for more details at http://www.gnu.org * * */
-
-  var numbers=".0123456789";
-  function isNumeric(x) {
-    // is x a String or a character?
-    if(x.length>1) {
-      // remove negative sign
-      x=Math.abs(x)+"";
-      for(j=0;j<x.length;j++) {
-        // call isNumeric recursively for each character
-        number=isNumeric(x.substring(j,j+1));
-        if(!number) return number;
-      }
-      return number;
-    }
-    else {
-      // if x is number return true
-      if(numbers.indexOf(x)>=0) return true;
-      return false;
-    }
-  }
-
-
-function hideOrShowFeeds(hide) {
+function filterDlgCheckType(sender) {
 
        try {
 
-       console.log("hideOrShowFeeds: " + hide);
-
-       if ($("FCATLIST--1")) {
-
-               var lists = document.getElementsByTagName("UL");
+               var ftype = sender.value;
 
-               for (var i = 0; i < lists.length; i++) {
-                       if (lists[i].id && lists[i].id.match("FCATLIST-")) {
+               // if selected filter type is 5 (Date) enable the modifier dropbox
+               if (ftype == 5) {
+                       Element.show("filterDlg_dateModBox");
+                       Element.show("filterDlg_dateChkBox");
+               } else {
+                       Element.hide("filterDlg_dateModBox");
+                       Element.hide("filterDlg_dateChkBox");
 
-                               var id = lists[i].id.replace("FCATLIST-", "");
-                               hideOrShowFeedsCategory(id, hide);
-                       }
                }
 
-       } else {
-               hideOrShowFeedsCategory(null, hide);
-       }
-
        } catch (e) {
-               exception_error("hideOrShowFeeds", e);
+               exception_error("filterDlgCheckType", e);
        }
+
 }
 
-function hideOrShowFeedsCategory(id, hide) {
+function filterDlgCheckAction(sender) {
 
        try {
-       
-               var node = null;
-               var cat_node = null;
 
-               if (id) {
-                       node = $("FCATLIST-" + id);
-                       cat_node = $("FCAT-" + id);
-               } else {
-                       node = $("feedList"); // no categories
-               }
+               var action = sender.value;
+
+               var action_param = $("filterDlg_paramBox");
 
-       //      console.log("hideOrShowFeedsCategory: " + node + " (" + hide + ")");
-       
-               var cat_unread = 0;
-       
-               if (!node) {
-                       console.log("hideOrShowFeeds: passed node is null, aborting");
+               if (!action_param) {
+                       console.log("filterDlgCheckAction: can't find action param box!");
                        return;
                }
-       
-       //      console.log("cat: " + node.id);
-       
-               if (node.hasChildNodes() && node.firstChild.nextSibling != false) {  
-                       for (i = 0; i < node.childNodes.length; i++) {
-                               if (node.childNodes[i].nodeName != "LI") { continue; }
-       
-                               if (node.childNodes[i].style != undefined) {
-       
-                                       var has_unread = (node.childNodes[i].className != "feed" &&
-                                               node.childNodes[i].className != "label" && 
-                                               !(!getInitParam("hide_read_shows_special") && 
-                                                       node.childNodes[i].className == "virt") && 
-                                               node.childNodes[i].className != "error" && 
-                                               node.childNodes[i].className != "tag");
-               
-       //                              console.log(node.childNodes[i].id + " --> " + has_unread);
-               
-                                       if (hide && !has_unread) {
-                                               //node.childNodes[i].style.display = "none";
-                                               var id = node.childNodes[i].id;
-                                               Effect.Fade(node.childNodes[i], {duration : 0.3, 
-                                                       queue: { position: 'end', scope: 'FFADE-' + id, limit: 1 }});
-                                       }
-               
-                                       if (!hide) {
-                                               node.childNodes[i].style.display = "list-item";
-                                               //Effect.Appear(node.childNodes[i], {duration : 0.3});
-                                       }
-               
-                                       if (has_unread) {
-                                               node.childNodes[i].style.display = "list-item";
-                                               cat_unread++;
-                                               //Effect.Appear(node.childNodes[i], {duration : 0.3});
-                                               //Effect.Highlight(node.childNodes[i]);
-                                       }
-                               }
-                       }
-               }       
-       
-       //      console.log("end cat: " + node.id + " unread " + cat_unread);
-
-               if (cat_node) {
 
-                       if (cat_unread == 0) {
-                               if (cat_node.style == undefined) {
-                                       console.log("ERROR: supplied cat_node " + cat_node + 
-                                               " has no styles. WTF?");
-                                       return;
-                               }
-                               if (hide) {
-                                       //cat_node.style.display = "none";
-                                       Effect.Fade(cat_node, {duration : 0.3, 
-                                               queue: { position: 'end', scope: 'CFADE-' + node.id, limit: 1 }});
-                               } else {
-                                       cat_node.style.display = "list-item";
-                               }
+               // if selected action supports parameters, enable params field
+               if (action == 4 || action == 6 || action == 7) {
+                       new Effect.Appear(action_param, {duration : 0.5});
+                       if (action != 7) {
+                               Element.show(dijit.byId("filterDlg_actionParam").domNode);
+                               Element.hide(dijit.byId("filterDlg_actionParamLabel").domNode);
                        } else {
-                               try {
-                                       cat_node.style.display = "list-item";
-                               } catch (e) {
-                                       console.log(e);
-                               }
+                               Element.show(dijit.byId("filterDlg_actionParamLabel").domNode);
+                               Element.hide(dijit.byId("filterDlg_actionParam").domNode);
                        }
+               } else {
+                       Element.hide(action_param);
                }
 
-//     console.log("unread for category: " + cat_unread);
-
        } catch (e) {
-               exception_error("hideOrShowFeedsCategory", e);
+               exception_error("filterDlgCheckAction", e);
        }
-}
 
-function selectTableRow(r, do_select) {
-       r.className = r.className.replace("Selected", "");
-       
-       if (do_select) {
-               r.className = r.className + "Selected";
-       }
 }
 
-function selectTableRowById(elem_id, check_id, do_select) {
-
+function filterDlgCheckDate() {
        try {
+               var dialog = dijit.byId("filterEditDlg");
 
-               var row = $(elem_id);
-
-               if (row) {
-                       selectTableRow(row, do_select);
-               }               
-
-               var check = $(check_id);
+               var reg_exp = dialog.attr('value').reg_exp;
 
-               if (check) {
-                       check.checked = do_select;
-               }
-       } catch (e) {
-               exception_error("selectTableRowById", e);
-       }
-}
-
-function selectTableRowsByIdPrefix(content_id, prefix, check_prefix, do_select, 
-       classcheck, reset_others) {
+               var query = "?op=rpc&subop=checkDate&date=" + reg_exp;
 
-       var content = $(content_id);
+               new Ajax.Request("backend.php", {
+                       parameters: query,
+                       onComplete: function(transport) {
 
-       if (!content) {
-               console.log("[selectTableRows] Element " + content_id + " not found.");
-               return;
-       }
+                               var reply = JSON.parse(transport.responseText);
 
-       for (i = 0; i < content.rows.length; i++) {
-               if (Element.visible(content.rows[i])) {
-                       if (!classcheck || content.rows[i].className.match(classcheck)) {
-               
-                               if (content.rows[i].id.match(prefix)) {
-                                       selectTableRow(content.rows[i], do_select);
-                               
-                                       var row_id = content.rows[i].id.replace(prefix, "");
-                                       var check = $(check_prefix + row_id);
-       
-                                       if (check) {
-                                               check.checked = do_select;
-                                       }
-                               } else if (reset_others) {
-                                       selectTableRow(content.rows[i], false);
-       
-                                       var row_id = content.rows[i].id.replace(prefix, "");
-                                       var check = $(check_prefix + row_id);
-       
-                                       if (check) {
-                                               check.checked = false;
-                                       }
-       
-                               }
-                       } else if (reset_others) {
-                               selectTableRow(content.rows[i], false);
-       
-                               var row_id = content.rows[i].id.replace(prefix, "");
-                               var check = $(check_prefix + row_id);
-       
-                               if (check) {
-                                       check.checked = false;
+                               if (reply['result'] == true) {
+                                       alert(__("Date syntax appears to be correct:") + " " + reply['date']);
+                                       return;
+                               } else {
+                                       alert(__("Date syntax is incorrect."));
                                }
-       
-                       }
-               }
-       }
-}
-
-function getSelectedTableRowIds(content_id, prefix) {
 
-       var content = $(content_id);
-
-       if (!content) {
-               console.log("[getSelectedTableRowIds] Element " + content_id + " not found.");
-               return new Array();
-       }
+                       } });
 
-       var sel_rows = new Array();
 
-       for (i = 0; i < content.rows.length; i++) {
-               if (content.rows[i].id.match(prefix) && 
-                               content.rows[i].className.match("Selected")) {
-                               
-                       var row_id = content.rows[i].id.replace(prefix + "-", "");
-                       sel_rows.push(row_id);  
-               }
+       } catch (e) {
+               exception_error("filterDlgCheckDate", e);
        }
-
-       return sel_rows;
-
 }
 
-function toggleSelectRowById(sender, id) {
-       var row = $(id);
-
-       if (sender.checked) {
-               if (!row.className.match("Selected")) {
-                       row.className = row.className + "Selected";
-               }
-       } else {
-               if (row.className.match("Selected")) {
-                       row.className = row.className.replace("Selected", "");
-               }
-       }
+function explainError(code) {
+       return displayDlg("explainError", code);
 }
 
-function toggleSelectListRow(sender) {
-       var parent_row = sender.parentNode;
-
-       if (sender.checked) {
-               if (!parent_row.className.match("Selected")) {
-                       parent_row.className = parent_row.className + "Selected";
-               }
-       } else {
-               if (parent_row.className.match("Selected")) {
-                       parent_row.className = parent_row.className.replace("Selected", "");
-               }
-       }
-}
+function displayHelpInfobox(topic_id) {
 
-function tSR(sender) {
-       return toggleSelectRow(sender);
-}
+       var url = "backend.php?op=help&tid=" + param_escape(topic_id);
 
-function toggleSelectRow(sender) {
-       var parent_row = sender.parentNode.parentNode;
+       var w = window.open(url, "ttrss_help",
+               "status=0,toolbar=0,location=0,width=450,height=500,scrollbars=1,menubar=0");
 
-       if (sender.checked) {
-               if (!parent_row.className.match("Selected")) {
-                       parent_row.className = parent_row.className + "Selected";
-               }
-       } else {
-               if (parent_row.className.match("Selected")) {
-                       parent_row.className = parent_row.className.replace("Selected", "");
-               }
-       }
 }
 
-function getNextUnreadCat(id) {
+function loading_set_progress(p) {
        try {
-               var rows = $("feedList").getElementsByTagName("LI");
-               var feeds = new Array();
-
-               var unread_only = true;
-               var is_cat = true;
-
-               for (var i = 0; i < rows.length; i++) {
-                       if (rows[i].id.match("FCAT-")) {
-                               if (rows[i].id == "FCAT-" + id && is_cat || (Element.visible(rows[i]) && Element.visible(rows[i].parentNode))) {
-
-                                       var cat_id = parseInt(rows[i].id.replace("FCAT-", ""));
+               loading_progress += p;
 
-                                       if (cat_id >= 0) {
-                                               if (!unread_only || get_cat_unread(cat_id) > 0) {
-                                                       feeds.push(cat_id);
-                                               }
-                                       }
-                               }
-                       }
-               }
+               if (dijit.byId("loading_bar"))
+                       dijit.byId("loading_bar").update({progress: loading_progress});
 
-               var idx = feeds.indexOf(id);
-               if (idx != -1 && idx < feeds.length) {
-                       return feeds[idx+1];                                    
-               } else {
-                       return feeds.shift();
-               }
+               if (loading_progress >= 90)
+                       remove_splash();
 
        } catch (e) {
-               exception_error("getNextUnreadCat", e);
-       }
-}
-
-function getRelativeFeedId2(id, is_cat, direction, unread_only) {      
-       try {
-
-//             alert(id + " IC: " + is_cat + " D: " + direction + " U: " + unread_only);
-
-               var rows = $("feedList").getElementsByTagName("LI");
-               var feeds = new Array();
-       
-               for (var i = 0; i < rows.length; i++) {
-                       if (rows[i].id.match("FEEDR-")) {
-       
-                               if (rows[i].id == "FEEDR-" + id && !is_cat || (Element.visible(rows[i]) && Element.visible(rows[i].parentNode))) {
-       
-                                       if (!unread_only || 
-                                                       (rows[i].className.match("Unread") || rows[i].id == "FEEDR-" + id)) {
-                                               feeds.push(rows[i].id.replace("FEEDR-", ""));
-                                       }
-                               }
-                       }
-
-                       if (rows[i].id.match("FCAT-")) {
-                               if (rows[i].id == "FCAT-" + id && is_cat || (Element.visible(rows[i]) && Element.visible(rows[i].parentNode))) {
-
-                                       var cat_id = parseInt(rows[i].id.replace("FCAT-", ""));
-
-                                       if (cat_id >= 0) {
-                                               if (!unread_only || get_cat_unread(cat_id) > 0) {
-                                                       feeds.push("CAT:"+cat_id);
-                                               }
-                                       }
-                               }
-                       }
-               }
-       
-//             alert(feeds.toString());
-
-               if (!id) {
-                       if (direction == "next") {
-                               return feeds.shift();
-                       } else {
-                               return feeds.pop();
-                       }
-               } else {
-                       if (direction == "next") {
-                               if (is_cat) id = "CAT:" + id;
-                               var idx = feeds.indexOf(id);
-                               if (idx != -1 && idx < feeds.length) {
-                                       return feeds[idx+1];                                    
-                               } else {
-                                       return getRelativeFeedId2(false, is_cat, direction, unread_only);
-                               }
-                       } else {
-                               if (is_cat) id = "CAT:" + id;
-                               var idx = feeds.indexOf(id);
-                               if (idx > 0) {
-                                       return feeds[idx-1];
-                               } else {
-                                       return getRelativeFeedId2(false, is_cat, direction, unread_only);
-                               }
-                       }
-       
-               }
-
-       } catch (e) {
-               exception_error("getRelativeFeedId2", e);
-       }
-}
-
-function checkboxToggleElement(elem, id) {
-       if (elem.checked) {
-               Effect.Appear(id, {duration : 0.5});
-       } else {
-               Effect.Fade(id, {duration : 0.5});
-       }
-}
-
-function dropboxSelect(e, v) {
-       for (i = 0; i < e.length; i++) {
-               if (e[i].value == v) {
-                       e.selectedIndex = i;
-                       break;
-               }
+               exception_error("loading_set_progress", e);
        }
 }
 
-// originally stolen from http://www.11tmr.com/11tmr.nsf/d6plinks/MWHE-695L9Z
-// bugfixed just a little bit :-)
-function getURLParam(strParamName){
-  var strReturn = "";
-  var strHref = window.location.href;
-
-  if (strHref.indexOf("#") == strHref.length-1) {
-               strHref = strHref.substring(0, strHref.length-1);
-  }
-
-  if ( strHref.indexOf("?") > -1 ){
-    var strQueryString = strHref.substr(strHref.indexOf("?"));
-    var aQueryString = strQueryString.split("&");
-    for ( var iParam = 0; iParam < aQueryString.length; iParam++ ){
-      if (aQueryString[iParam].indexOf(strParamName + "=") > -1 ){
-        var aParam = aQueryString[iParam].split("=");
-        strReturn = aParam[1];
-        break;
-      }
-    }
-  }
-  return strReturn;
-} 
-
-function leading_zero(p) {
-       var s = String(p);
-       if (s.length == 1) s = "0" + s;
-       return s;
-}
-
-function make_timestamp() {
-       var d = new Date();
-
-       return leading_zero(d.getHours()) + ":" + leading_zero(d.getMinutes()) +
-                       ":" + leading_zero(d.getSeconds());
-}
-
-
-function closeErrorBox() {
-
-       if (Element.visible("errorBoxShadow")) {
-               Element.hide("dialog_overlay");
-               Element.hide("errorBoxShadow");
+function remove_splash() {
 
-               enableHotkeys();
+       if (Element.visible("overlay")) {
+               console.log("about to remove splash, OMG!");
+               Element.hide("overlay");
+               console.log("removed splash!");
        }
-
-       return false;
 }
 
-function closeInfoBox(cleanup) {
-
+function transport_error_check(transport) {
        try {
-               enableHotkeys();
-
-               if (Element.visible("infoBoxShadow")) {
-                       Element.hide("dialog_overlay");
-                       Element.hide("infoBoxShadow");
+               if (transport.responseXML) {
+                       var error = transport.responseXML.getElementsByTagName("error")[0];
 
-                       if (cleanup) $("infoBox").innerHTML = "&nbsp;";
+                       if (error) {
+                               var code = error.getAttribute("error-code");
+                               var msg = error.getAttribute("error-msg");
+                               if (code != 0) {
+                                       fatalError(code, msg);
+                                       return false;
+                               }
+                       }
                }
        } catch (e) {
-               exception_error("closeInfoBox", e);
+               exception_error("check_for_error_xml", e);
        }
-       
-       return false;
+       return true;
 }
 
-
-function displayDlg(id, param, callback) {
-
-       notify_progress("Loading, please wait...", true);
-
-       disableHotkeys();
-
-       var query = "?op=dlg&id=" +
-               param_escape(id) + "&param=" + param_escape(param);
-
-       new Ajax.Request("backend.php", {
-               parameters: query,
-               onComplete: function (transport) {
-                       infobox_callback2(transport);
-                       if (callback) callback(transport);
-               } });
-
-       return false;
+function strip_tags(s) {
+       return s.replace(/<\/?[^>]+(>|$)/g, "");
 }
 
-function infobox_submit_callback2(transport) {
-       closeInfoBox();
-
-       try {
-               // called from prefs, reload tab
-               if (typeof active_tab != 'undefined' && active_tab) {
-                       selectTab(active_tab, false);
-               }
-       } catch (e) { }
-
-       if (transport.responseText) {
-               notify_info(transport.responseText);
-       }
+function truncate_string(s, length) {
+       if (!length) length = 30;
+       var tmp = s.substring(0, length);
+       if (s.length > length) tmp += "&hellip;";
+       return tmp;
 }
 
-function infobox_callback2(transport) {
+function hotkey_prefix_timeout() {
        try {
 
-               console.log("infobox_callback2");
-
-               var box = $('infoBox');
-               
-               if (box) {                      
-
-                       if (!getInitParam("infobox_disable_overlay")) {
-                               Element.show("dialog_overlay");
-                       }
-
-                       box.innerHTML=transport.responseText;                   
-                       Element.show("infoBoxShadow");
-                       //Effect.SlideDown("infoBoxShadow", {duration : 1.0});
-
+               var date = new Date();
+               var ts = Math.round(date.getTime() / 1000);
 
+               if (hotkey_prefix_pressed && ts - hotkey_prefix_pressed >= 5) {
+                       console.log("hotkey_prefix seems to be stuck, aborting");
+                       hotkey_prefix_pressed = false;
+                       hotkey_prefix = false;
+                       Element.hide('cmdline');
                }
 
-               disableHotkeys();
+               setTimeout("hotkey_prefix_timeout()", 1000);
 
-               notify("");
-       } catch (e) {
-               exception_error("infobox_callback2", e);
+       } catch  (e) {
+               exception_error("hotkey_prefix_timeout", e);
        }
 }
 
-function createFilter() {
-
+function hideAuxDlg() {
        try {
-
-               var form = document.forms['filter_add_form'];
-               var reg_exp = form.reg_exp.value;
-       
-               if (reg_exp == "") {
-                       alert(__("Can't add filter: nothing to match on."));
-                       return false;
-               }
-       
-               var query = Form.serialize("filter_add_form");
-       
-               // we can be called from some other tab in Prefs                
-               if (typeof active_tab != 'undefined' && active_tab) {
-                       active_tab = "filterConfig";
-               }
-       
-               new Ajax.Request("backend.php?" + query, {
-                       onComplete: function (transport) {
-                               infobox_submit_callback2(transport);
-                       } });
-               
-               return true;
-
+               Element.hide('auxDlg');
        } catch (e) {
-               exception_error("createFilter", e);
+               exception_error("hideAuxDlg", e);
        }
 }
 
-function isValidURL(s) {
-       return s.match("http://") != null || s.match("https://") != null || s.match("feed://") != null;
-}
-
-function subscribeToFeed() {
 
+function uploadIconHandler(rc) {
        try {
-
-       var form = document.forms['feed_add_form'];
-       var feed_url = form.feed_url.value;
-
-       if (feed_url == "") {
-               alert(__("Can't subscribe: no feed URL given."));
-               return false;
-       }
-
-       notify_progress(__("Subscribing to feed..."), true);
-
-       var query = Form.serialize("feed_add_form");
-       
-       console.log("subscribe q: " + query);
-
-       Form.disable("feed_add_form");
-
-       new Ajax.Request("backend.php", {
-               parameters: query,
-               onComplete: function(transport) { 
-                       //dlg_frefresh_callback(transport); 
-
-                       notify('');
-
-                       var result = transport.responseXML.getElementsByTagName('result')[0];
-                       var rc = parseInt(result.getAttribute('code'));
-
-                       Form.enable("feed_add_form");
-
-                       switch (rc) {
-                       case 1:
-                               closeInfoBox();
-                               notify_info(__("Subscribed to %s").replace("%s", feed_url));
-
+               switch (rc) {
+                       case 0:
+                               notify_info("Upload complete.");
                                if (inPreferences()) {
                                        updateFeedList();
                                } else {
                                        setTimeout('updateFeedList(false, false)', 50);
                                }
                                break;
+                       case 1:
+                               notify_error("Upload failed: icon is too big.");
+                               break;
                        case 2:
-                               alert(__("Can't subscribe to the specified URL."));
-                               break;
-                       case 0:
-                               alert(__("You are already subscribed to this feed."));
+                               notify_error("Upload failed.");
                                break;
-                       }
-
-               } });
+               }
 
        } catch (e) {
-               exception_error("subscribeToFeed", e);
-       }
-
-       return false;
-}
-
-function filterCR(e, f)
-{
-     var key;
-
-     if(window.event)
-          key = window.event.keyCode;     //IE
-     else
-          key = e.which;     //firefox
-
-       if (key == 13) {
-               if (typeof f != 'undefined') {
-                       f();
-                       return false;
-               } else {
-                       return false;
-               }
-       } else {
-               return true;
+               exception_error("uploadIconHandler", e);
        }
 }
 
-function getInitParam(key) {
-       return init_params[key];
-}
+function removeFeedIcon(id) {
 
-function setInitParam(key, value) {
-       init_params[key] = value;
-}
+       try {
 
-function fatalError(code, msg, ext_info) {
-       try {   
+               if (confirm(__("Remove stored feed icon?"))) {
+                       var query = "backend.php?op=pref-feeds&subop=removeicon&feed_id=" + param_escape(id);
 
-               if (!ext_info) ext_info = "N/A";
+                       console.log(query);
 
-               if (code == 6) {
-                       window.location.href = "tt-rss.php";                    
-               } else if (code == 5) {
-                       window.location.href = "update.php";
-               } else {
-       
-                       if (msg == "") msg = "Unknown error";
+                       notify_progress("Removing feed icon...", true);
 
-                       var ebc = $("xebContent");
-       
-                       if (ebc) {
-       
-                               Element.show("dialog_overlay");
-                               Element.show("errorBoxShadow");
-                               Element.hide("xebBtn");
-
-                               if (ext_info) {
-                                       if (ext_info.responseText) {
-                                               ext_info = ext_info.responseText;
+                       new Ajax.Request("backend.php", {
+                               parameters: query,
+                               onComplete: function(transport) {
+                                       notify_info("Feed icon removed.");
+                                       if (inPreferences()) {
+                                               updateFeedList();
+                                       } else {
+                                               setTimeout('updateFeedList(false, false)', 50);
                                        }
-                               }
-       
-                               ebc.innerHTML = 
-                                       "<div><b>Error message:</b></div>" +
-                                       "<pre>" + msg + "</pre>" +
-                                       "<div><b>Additional information:</b></div>" +
-                                       "<textarea readonly=\"1\">" + ext_info + "</textarea>";
-                       }
+                               } });
                }
 
+               return false;
        } catch (e) {
-               exception_error("fatalError", e);
-       }
-}
-
-function getFeedName(id, is_cat) {     
-       var e;
-
-       if (is_cat) {
-               e = $("FCATN-" + id);
-       } else {
-               e = $("FEEDN-" + id);
-       }
-       if (e) {
-               return e.innerHTML.stripTags();
-       } else {
-               return null;
+               exception_error("uploadFeedIcon", e);
        }
 }
 
-function filterDlgCheckType(sender) {
+function uploadFeedIcon() {
 
        try {
 
-               var ftype = sender[sender.selectedIndex].value;
-
-               var form = document.forms["filter_add_form"];
-       
-               if (!form) {
-                       form = document.forms["filter_edit_form"];
-               }
-
-               if (!form) {
-                       console.log("filterDlgCheckType: can't find form!");
-                       return;
-               }
+               var file = $("icon_file");
 
-               // if selected filter type is 5 (Date) enable the modifier dropbox
-               if (ftype == 5) {
-                       Element.show("filter_dlg_date_mod_box");
-                       Element.show("filter_dlg_date_chk_box");
+               if (file.value.length == 0) {
+                       alert(__("Please select an image file to upload."));
                } else {
-                       Element.hide("filter_dlg_date_mod_box");
-                       Element.hide("filter_dlg_date_chk_box");
-
+                       if (confirm(__("Upload new icon for this feed?"))) {
+                               notify_progress("Uploading, please wait...", true);
+                               return true;
+                       }
                }
 
+               return false;
+
        } catch (e) {
-               exception_error("filterDlgCheckType", e);
+               exception_error("uploadFeedIcon", e);
        }
-
 }
 
-function filterDlgCheckAction(sender) {
+function addLabel(select, callback) {
 
        try {
 
-               var action = sender[sender.selectedIndex].value;
+               var caption = prompt(__("Please enter label caption:"), "");
 
-               var form = document.forms["filter_add_form"];
-       
-               if (!form) {
-                       form = document.forms["filter_edit_form"];
-               }
+               if (caption != undefined) {
 
-               if (!form) {
-                       console.log("filterDlgCheckAction: can't find form!");
-                       return;
-               }
+                       if (caption == "") {
+                               alert(__("Can't create label: missing caption."));
+                               return false;
+                       }
 
-               var action_param = $("filter_dlg_param_box");
+                       var query = "?op=pref-labels&subop=add&caption=" +
+                               param_escape(caption);
 
-               if (!action_param) {
-                       console.log("filterDlgCheckAction: can't find action param box!");
-                       return;
-               }
+                       if (select)
+                               query += "&output=select";
+
+                       notify_progress("Loading, please wait...", true);
+
+                       if (inPreferences() && !select) active_tab = "labelConfig";
+
+                       new Ajax.Request("backend.php", {
+                               parameters: query,
+                               onComplete: function(transport) {
+                                       if (callback) {
+                                               callback(transport);
+                                       } else if (inPreferences()) {
+                                               updateLabelList();
+                                       } else {
+                                               updateFeedList();
+                                       }
+                       } });
 
-               // if selected action supports parameters, enable params field
-               if (action == 4 || action == 6 || action == 7) {
-                       Element.show(action_param);
-                       if (action != 7) {
-                               Element.show(form.action_param);
-                               Element.hide(form.action_param_label);
-                       } else {
-                               Element.show(form.action_param_label);
-                               Element.hide(form.action_param);
-                       }
-               } else {
-                       Element.hide(action_param);
                }
 
        } catch (e) {
-               exception_error("filterDlgCheckAction", e);
+               exception_error("addLabel", e);
        }
-
 }
 
-function filterDlgCheckDate() {
+function quickAddFeed() {
        try {
-               var form = document.forms["filter_add_form"];
-       
-               if (!form) {
-                       form = document.forms["filter_edit_form"];
-               }
+               var query = "backend.php?op=dlg&id=quickAddFeed";
 
-               if (!form) {
-                       console.log("filterDlgCheckAction: can't find form!");
-                       return;
-               }
+               if (dijit.byId("feedAddDlg"))
+                       dijit.byId("feedAddDlg").destroyRecursive();
 
-               var reg_exp = form.reg_exp.value;
+               var dialog = new dijit.Dialog({
+                       id: "feedAddDlg",
+                       title: __("Subscribe to Feed"),
+                       style: "width: 600px",
+                       execute: function() {
+                               if (this.validate()) {
+                                       console.log(dojo.objectToQuery(this.attr('value')));
 
-               var query = "?op=rpc&subop=checkDate&date=" + reg_exp;
+                                       var feed_url = this.attr('value').feed;
 
-               new Ajax.Request("backend.php", {
-                       parameters: query,
-                       onComplete: function(transport) { 
+                                       notify_progress(__("Subscribing to feed..."), true);
 
-                               var form = document.forms["filter_add_form"];
-       
-                               if (!form) {
-                                       form = document.forms["filter_edit_form"];
-                               }
+                                       new Ajax.Request("backend.php", {
+                                               parameters: dojo.objectToQuery(this.attr('value')),
+                                               onComplete: function(transport) {
+                                                       try {
 
-                               if (transport.responseXML) {
-                                       var result = transport.responseXML.getElementsByTagName("result")[0];
+                                                               var reply = JSON.parse(transport.responseText);
 
-                                       if (result && result.firstChild) {
-                                               if (result.firstChild.nodeValue == "1") {
+                                                               var rc = parseInt(reply['result']);
 
-                                                       new Effect.Highlight(form.reg_exp, {startcolor : '#00ff00'});
+                                                               notify('');
 
-                                                       return;
-                                               }
-                                       }
-                               }
+                                                               console.log("GOT RC: " + rc);
 
-                               new Effect.Highlight(form.reg_exp, {startcolor : '#ff0000'});
+                                                               switch (rc) {
+                                                               case 1:
+                                                                       dialog.hide();
+                                                                       notify_info(__("Subscribed to %s").replace("%s", feed_url));
 
-                       } });
+                                                                       updateFeedList();
+                                                                       break;
+                                                               case 2:
+                                                                       alert(__("Specified URL seems to be invalid."));
+                                                                       break;
+                                                               case 3:
+                                                                       alert(__("Specified URL doesn't seem to contain any feeds."));
+                                                                       break;
+                                                               case 4:
+                                                                       notify_progress("Searching for feed urls...", true);
 
+                                                                       new Ajax.Request("backend.php", {
+                                                                               parameters: 'op=rpc&subop=extractfeedurls&url=' + param_escape(feed_url),
+                                                                               onComplete: function(transport, dialog, feed_url) {
 
-       } catch (e) {
-               exception_error("filterDlgCheckDate", e);
-       }
-}
+                                                                                       notify('');
 
-function explainError(code) {
-       return displayDlg("explainError", code);
-}
+                                                                                       var reply = JSON.parse(transport.responseText);
 
-// this only searches loaded headlines list, not in CDM
-function getRelativePostIds(id, limit) {
+                                                                                       var feeds = reply['urls'];
 
-       if (!limit) limit = 3;
+                                                                                       console.log(transport.responseText);
 
-       console.log("getRelativePostIds: " + id + " limit=" + limit);
+                                                                                       var select = dijit.byId("feedDlg_feedContainerSelect");
 
-       var ids = new Array();
-       var container = $("headlinesList");
+                                                                                       while (select.getOptions().length > 0)
+                                                                                               select.removeOption(0);
 
-       if (container) {
-               var rows = container.rows;
+                                                                                       var count = 0;
+                                                                                       for (var feedUrl in feeds) {
+                                                                                               select.addOption({value: feedUrl, label: feeds[feedUrl]});
+                                                                                               count++;
+                                                                                       }
 
-               for (var i = 0; i < rows.length; i++) {
-                       var r_id = rows[i].id.replace("RROW-", "");
+//                                                                                     if (count > 5) count = 5;
+//                                                                                     select.size = count;
 
-                       if (r_id == id) {
-                               for (var k = 1; k <= limit; k++) {
-                                       var nid = false;
+                                                                                       Effect.Appear('feedDlg_feedsContainer', {duration : 0.5});
+                                                                               }
+                                                                       });
+                                                                       break;
+                                                               case 5:
+                                                                       alert(__("Couldn't download the specified URL."));
+                                                                       break;
+                                                               case 0:
+                                                                       alert(__("You are already subscribed to this feed."));
+                                                                       break;
+                                                               }
 
-                                       if (i > k-1) var nid = rows[i-k].id.replace("RROW-", "");
-                                       if (nid) ids.push(nid);
+                                                       } catch (e) {
+                                                               exception_error("subscribeToFeed", e, transport);
+                                                       }
 
-                                       if (i < rows.length-k) nid = rows[i+k].id.replace("RROW-", "");
-                                       if (nid) ids.push(nid);
-                               }
+                                               } });
 
-                               return ids;
-                       }
-               }
-       }
+                                       }
+                       },
+                       href: query});
 
-       return false;
+               dialog.show();
+       } catch (e) {
+               exception_error("quickAddFeed", e);
+       }
 }
 
-function openArticleInNewWindow(id) {
+function quickAddFilter() {
        try {
-               console.log("openArticleInNewWindow: " + id);
+               var query = "backend.php?op=dlg&id=quickAddFilter";
 
-               var query = "?op=rpc&subop=getArticleLink&id=" + id;
-               var wname = "ttrss_article_" + id;
+               if (dijit.byId("filterEditDlg"))
+                       dijit.byId("filterEditDlg").destroyRecursive();
 
-               console.log(query + " " + wname);
+               dialog = new dijit.Dialog({
+                       id: "filterEditDlg",
+                       title: __("Create Filter"),
+                       style: "width: 600px",
+                       test: function() {
+                               if (this.validate()) {
 
-               var w = window.open("", wname);
+                                       if (dijit.byId("filterTestDlg"))
+                                               dijit.byId("filterTestDlg").destroyRecursive();
 
-               if (!w) notify_error("Failed to open window for the article");
+                                       tdialog = new dijit.Dialog({
+                                               id: "filterTestDlg",
+                                               title: __("Filter Test Results"),
+                                               style: "width: 600px",
+                                               href: "backend.php?savemode=test&" +
+                                                       dojo.objectToQuery(dialog.attr('value')),
+                                               });
 
-               new Ajax.Request("backend.php", {
-                       parameters: query,
-                       onComplete: function(transport) { 
-
-                                       var link = transport.responseXML.getElementsByTagName("link")[0];
-                                       var id = transport.responseXML.getElementsByTagName("id")[0];
-               
-                                       console.log("open_article received link: " + link);
-               
-                                       if (link && id) {
-               
-                                               var wname = "ttrss_article_" + id.firstChild.nodeValue;
-               
-                                               console.log("link url: " + link.firstChild.nodeValue + ", wname " + wname);
-               
-                                               var w = window.open(link.firstChild.nodeValue, wname);
-               
-                                               if (!w) { notify_error("Failed to load article in new window"); }
-               
-                                               if (id) {
-                                                       id = id.firstChild.nodeValue;
-                                                       if (!$("headlinesList")) {
-                                                               window.setTimeout("toggleUnread(" + id + ", 0)", 100);
+                                       tdialog.show();
+
+                               }
+                       },
+                       execute: function() {
+                               if (this.validate()) {
+
+                                       var query = "?op=rpc&subop=verifyRegexp&reg_exp=" +
+                                               param_escape(dialog.attr('value').reg_exp);
+
+                                       notify_progress("Verifying regular expression...");
+
+                                       new Ajax.Request("backend.php", {
+                                               parameters: query,
+                                               onComplete: function(transport) {
+                                                       var reply = JSON.parse(transport.responseText);
+
+                                                       if (reply) {
+                                                               notify('');
+
+                                                               if (!reply['status']) {
+                                                                       alert("Match regular expression seems to be invalid.");
+                                                                       return;
+                                                               } else {
+                                                                       notify_progress("Saving data...", true);
+
+                                                                       console.log(dojo.objectToQuery(dialog.attr('value')));
+
+                                                                       new Ajax.Request("backend.php", {
+                                                                               parameters: dojo.objectToQuery(dialog.attr('value')),
+                                                                               onComplete: function(transport) {
+                                                                                       dialog.hide();
+                                                                                       notify_info(transport.responseText);
+                                                                                       if (inPreferences()) {
+                                                                                               updateFilterList();
+                                                                                       }
+                                                                       }})
+                                                               }
                                                        }
-                                               }
-                                       } else {
-                                               notify_error("Can't open article: received invalid article link");
-                                       }
-                               } });
+                                       }});
+                               }
+                       },
+                       href: query});
 
+               dialog.show();
        } catch (e) {
-               exception_error("openArticleInNewWindow", e);
+               exception_error("quickAddFilter", e);
        }
 }
 
-/* http://textsnippets.com/posts/show/835 */
-
-Position.GetWindowSize = function(w) {
-        w = w ? w : window;
-        var width = w.innerWidth || (w.document.documentElement.clientWidth || w.document.body.clientWidth);
-        var height = w.innerHeight || (w.document.documentElement.clientHeight || w.document.body.clientHeight);
-        return [width, height]
-}
-
-/* http://textsnippets.com/posts/show/836 */
+function resetPubSub(feed_id, title) {
 
-Position.Center = function(element, parent) {
-        var w, h, pw, ph;
-        var d = Element.getDimensions(element);
-        w = d.width;
-        h = d.height;
-        Position.prepare();
-        if (!parent) {
-                var ws = Position.GetWindowSize();
-                pw = ws[0];
-                ph = ws[1];
-        } else {
-                pw = parent.offsetWidth;
-                ph = parent.offsetHeight;
-        }
-        element.style.top = (ph/2) - (h/2) -  Position.deltaY + "px";
-        element.style.left = (pw/2) - (w/2) -  Position.deltaX + "px";
-}
-
-
-function isCdmMode() {
-       return !$("headlinesList");
-}
+       var msg = __("Reset subscription? Tiny Tiny RSS will try to subscribe to the notification hub again on next feed update.").replace("%s", title);
 
-function getSelectedArticleIds2() {
-       var rows = new Array();
-       var cdm_mode = isCdmMode();
-
-       if (cdm_mode) {
-               rows = cdmGetSelectedArticles();
-       } else {        
-               rows = getSelectedTableRowIds("headlinesList", "RROW", "RCHK");
-       }
+       if (title == undefined || confirm(msg)) {
+               notify_progress("Loading, please wait...");
 
-       var ids = new Array();
+               var query = "?op=pref-feeds&quiet=1&subop=resetPubSub&ids=" + feed_id;
 
-       for (var i = 0; i < rows.length; i++) {
-               var chk = $("RCHK-" + rows[i]);
-               if (chk && chk.checked) {
-                       ids.push(rows[i]);
-               }
+               new Ajax.Request("backend.php", {
+                       parameters: query,
+                       onComplete: function(transport) {
+                               dijit.byId("pubsubReset_Btn").attr('disabled', true);
+                               notify_info("Subscription reset.");
+                       } });
        }
 
-       return ids;
+       return false;
 }
 
-function displayHelpInfobox(topic_id) {
-
-       var url = "backend.php?op=help&tid=" + param_escape(topic_id);
-
-       var w = window.open(url, "ttrss_help", 
-               "status=0,toolbar=0,location=0,width=450,height=500,scrollbars=1,menubar=0");
 
-}
+function unsubscribeFeed(feed_id, title) {
 
-function loading_set_progress(p) {
-       try {
-               if (p < last_progress_point || !Element.visible("overlay")) return;
+       var msg = __("Unsubscribe from %s?").replace("%s", title);
 
-               console.log("loading_set_progress : " + p + " (" + last_progress_point + ")");
+       if (title == undefined || confirm(msg)) {
+               notify_progress("Removing feed...");
 
-               var o = $("l_progress_i");
+               var query = "?op=pref-feeds&quiet=1&subop=remove&ids=" + feed_id;
 
-//             o.style.width = (p * 2) + "px";
+               new Ajax.Request("backend.php", {
+                       parameters: query,
+                       onComplete: function(transport) {
 
-               new Effect.Scale(o, p, { 
-                       scaleY : false,
-                       scaleFrom : last_progress_point,
-                       scaleMode: { originalWidth : 200 },
-                       queue: { position: 'end', scope: 'LSP-Q', limit: 3 } }); 
+                                       if (dijit.byId("feedEditDlg")) dijit.byId("feedEditDlg").hide();
 
-               last_progress_point = p;
+                                       if (inPreferences()) {
+                                               updateFeedList();
+                                       } else {
+                                               if (feed_id == getActiveFeedId())
+                                                       setTimeout("viewfeed(-5)", 100);
+                                       }
 
-       } catch (e) {
-               exception_error("loading_set_progress", e);
+                               } });
        }
-}
 
-function remove_splash() {
-       if (Element.visible("overlay")) {
-               console.log("about to remove splash, OMG!");
-               Element.hide("overlay");
-               console.log("removed splash!");
-       }
+       return false;
 }
 
-function getSelectedFeedsFromBrowser() {
-
-       var list = $("browseFeedList");
-
-       var selected = new Array();
-       
-       for (i = 0; i < list.childNodes.length; i++) {
-               var child = list.childNodes[i];
-               if (child.id && child.id.match("FBROW-")) {
-                       var id = child.id.replace("FBROW-", "");
-                       
-                       var cb = $("FBCHK-" + id);
-
-                       if (cb.checked) {
-                               selected.push(id);
-                       }
-               }
-       }
 
-       return selected;
-}
+function backend_sanity_check_callback(transport) {
 
-function updateFeedBrowser() {
        try {
 
-               var query = Form.serialize("feed_browser");
-
-               Element.show('feed_browser_spinner');
-
-               new Ajax.Request("backend.php", {
-                       parameters: query,
-                       onComplete: function(transport) { 
-                               notify('');
+               if (sanity_check_done) {
+                       fatalError(11, "Sanity check request received twice. This can indicate "+
+                     "presence of Firebug or some other disrupting extension. "+
+                               "Please disable it and try again.");
+                       return;
+               }
 
-                               Element.hide('feed_browser_spinner');
+               var reply = JSON.parse(transport.responseText);
 
-                               var c = $("browseFeedList");
-                               var r = transport.responseXML.getElementsByTagName("content")[0];
-                               var nr = transport.responseXML.getElementsByTagName("num-results")[0];
-                               var mode = transport.responseXML.getElementsByTagName("mode")[0];
+               if (!reply) {
+                       fatalError(3, "Sanity check: invalid RPC reply", transport.responseText);
+                       return;
+               }
 
-                               if (c && r) {
-                                       c.innerHTML = r.firstChild.nodeValue;
-                               }
+               var error_code = reply['error']['code'];
 
-                               if (parseInt(mode.getAttribute("value")) == 2) {
-                                       Element.show('feed_archive_remove');
-                               } else {
-                                       Element.hide('feed_archive_remove');
-                               }
-       
-                       } });
+               if (error_code && error_code != 0) {
+                       return fatalError(error_code, reply['error']['message']);
+               }
 
-       } catch (e) {
-               exception_error("updateFeedBrowser", e);
-       }
+               console.log("sanity check ok");
 
-}
+               var params = reply['init-params'];
 
-function transport_error_check(transport) {
-       try {
-               if (transport.responseXML) {
-                       var error = transport.responseXML.getElementsByTagName("error")[0];
+               if (params) {
+                       console.log('reading init-params...');
 
-                       if (error) {
-                               var code = error.getAttribute("error-code");
-                               var msg = error.getAttribute("error-msg");
-                               if (code != 0) {
-                                       fatalError(code, msg);
-                                       return false;
+                       if (params) {
+                               for (k in params) {
+                                       var v = params[k];
+                                       console.log("IP: " + k + " => " + v);
                                }
                        }
+
+                       init_params = params;
                }
-       } catch (e) {
-               exception_error("check_for_error_xml", e);
-       }
-       return true;
-}
 
-function strip_tags(s) {
-       return s.replace(/<\/?[^>]+(>|$)/g, "");
-}
+               sanity_check_done = true;
 
-function truncate_string(s, length) {
-       if (!length) length = 30;
-       var tmp = s.substring(0, length);
-       if (s.length > length) tmp += "&hellip;";
-       return tmp;
+               init_second_stage();
+
+       } catch (e) {
+               exception_error("backend_sanity_check_callback", e, transport);
+       }
 }
 
-function hotkey_prefix_timeout() {
+/*function has_local_storage() {
        try {
+               return 'sessionStorage' in window && window['sessionStorage'] != null;
+       } catch (e) {
+               return false;
+       }
+} */
 
-               var date = new Date();
-               var ts = Math.round(date.getTime() / 1000);
+function catSelectOnChange(elem) {
+       try {
+/*             var value = elem[elem.selectedIndex].value;
+               var def = elem.getAttribute('default');
 
-               if (hotkey_prefix_pressed && ts - hotkey_prefix_pressed >= 5) {
-                       console.log("hotkey_prefix seems to be stuck, aborting");
-                       hotkey_prefix_pressed = false;
-                       hotkey_prefix = false;
-                       Element.hide('cmdline');
-               }
+               if (value == "ADD_CAT") {
 
-               setTimeout("hotkey_prefix_timeout()", 1000);
+                       if (def)
+                               dropboxSelect(elem, def);
+                       else
+                               elem.selectedIndex = 0;
 
-       } catch  (e) {
-               exception_error("hotkey_prefix_timeout", e);
-       }
-}
+                       quickAddCat(elem);
+               } */
 
-function hideAuxDlg() {
-       try {
-               Element.hide('auxDlg');
        } catch (e) {
-               exception_error("hideAuxDlg", e);
+               exception_error("catSelectOnChange", e);
        }
 }
 
-function displayNewContentPrompt(id) {
+function quickAddCat(elem) {
        try {
+               var cat = prompt(__("Please enter category title:"));
+
+               if (cat) {
+
+                       var query = "?op=rpc&subop=quickAddCat&cat=" + param_escape(cat);
+
+                       notify_progress("Loading, please wait...", true);
+
+                       new Ajax.Request("backend.php", {
+                               parameters: query,
+                               onComplete: function (transport) {
+                                       var response = transport.responseXML;
+                                       var select = response.getElementsByTagName("select")[0];
+                                       var options = select.getElementsByTagName("option");
 
-               var msg = "<a href='#' onclick='viewfeed("+id+")'>" +
-                       __("New articles available in this feed (click to show)") + "</a>";
+                                       dropbox_replace_options(elem, options);
 
-               msg = msg.replace("%s", getFeedName(id));
+                                       notify('');
 
-               $('auxDlg').innerHTML = msg;
+                       } });
 
-               new Effect.Appear('auxDlg', {duration : 0.5});
+               }
 
        } catch (e) {
-               exception_error("displayNewContentPrompt", e);
+               exception_error("quickAddCat", e);
        }
 }
 
-function feedBrowserSubscribe() {
+function genUrlChangeKey(feed, is_cat) {
+
        try {
+               var ok = confirm(__("Generate new syndication address for this feed?"));
 
-               var selected = getSelectedFeedsFromBrowser();
+               if (ok) {
 
-               var mode = document.forms['feed_browser'].mode;
+                       notify_progress("Trying to change address...", true);
 
-               mode = mode[mode.selectedIndex].value;
+                       var query = "?op=rpc&subop=regenFeedKey&id=" + param_escape(feed) +
+                               "&is_cat=" + param_escape(is_cat);
 
-               if (selected.length > 0) {
-                       closeInfoBox();
+                       new Ajax.Request("backend.php", {
+                               parameters: query,
+                               onComplete: function(transport) {
+                                               var reply = JSON.parse(transport.responseText);
+                                               var new_link = reply.link;
 
-                       notify_progress("Loading, please wait...", true);
+                                               var e = $('gen_feed_url');
 
-                       var query = "?op=rpc&subop=massSubscribe&ids="+
-                               param_escape(selected.toString()) + "&mode=" + param_escape(mode);
+                                               if (new_link) {
 
-                       new Ajax.Request("backend.php", {
-                               parameters: query,
-                               onComplete: function(transport) { 
+                                                       e.innerHTML = e.innerHTML.replace(/\&amp;key=.*$/,
+                                                               "&amp;key=" + new_link);
 
-                                       var nf = transport.responseXML.getElementsByTagName('num-feeds')[0];
-                                       var nf_value = nf.getAttribute("value");
+                                                       e.href = e.href.replace(/\&key=.*$/,
+                                                               "&key=" + new_link);
 
-                                       notify_info(__("Subscribed to %d feed(s).").replace("%d", nf_value));
+                                                       new Effect.Highlight(e);
 
-                                       if (inPreferences()) {
-                                               updateFeedList();
-                                       } else {
-                                               setTimeout('updateFeedList(false, false)', 50);
-                                       }
-                               } });
+                                                       notify('');
 
-               } else {
-                       alert(__("No feeds are selected."));
+                                               } else {
+                                                       notify_error("Could not change feed URL.");
+                                               }
+                               } });
                }
-
        } catch (e) {
-               exception_error("feedBrowserSubscribe", e);
+               exception_error("genUrlChangeKey", e);
        }
+       return false;
 }
 
-function feedArchiveRemove() {
+function labelSelectOnChange(elem) {
        try {
+/*             var value = elem[elem.selectedIndex].value;
+               var def = elem.getAttribute('default');
 
-               var selected = getSelectedFeedsFromBrowser();
+               if (value == "ADD_LABEL") {
 
-               if (selected.length > 0) {
+                       if (def)
+                               dropboxSelect(elem, def);
+                       else
+                               elem.selectedIndex = 0;
 
-                       var pr = __("Remove selected feeds from the archive? Feeds with stored articles will not be removed.");
+                       addLabel(elem, function(transport) {
 
-                       if (confirm(pr)) {
-                               Element.show('feed_browser_spinner');
+                                       try {
 
-                               var query = "?op=rpc&subop=remarchived&ids=" + 
-                                       param_escape(selected.toString());;
+                                               var response = transport.responseXML;
+                                               var select = response.getElementsByTagName("select")[0];
+                                               var options = select.getElementsByTagName("option");
 
-                               new Ajax.Request("backend.php", {
-                                       parameters: query,
-                                       onComplete: function(transport) { 
-                                               updateFeedBrowser();
-                                       } }); 
-                       }
+                                               dropbox_replace_options(elem, options);
 
-               } else {
-                       alert(__("No feeds are selected."));
-               }
+                                               notify('');
+                                       } catch (e) {
+                                               exception_error("addLabel", e);
+                                       }
+                       });
+               } */
 
        } catch (e) {
-               exception_error("feedArchiveRemove", e);
+               exception_error("labelSelectOnChange", e);
        }
 }
 
-function uploadIconHandler(rc) {
+function dropbox_replace_options(elem, options) {
+
        try {
-               switch (rc) {
-                       case 0:
-                               notify_info("Upload complete.");
-                               if (inPreferences()) {
-                                       updateFeedList();
-                               } else {
-                                       setTimeout('updateFeedList(false, false)', 50);
-                               }
-                               break;
-                       case 1:
-                               notify_error("Upload failed: icon is too big.");
-                               break;
-                       case 2:
-                               notify_error("Upload failed.");
-                               break;
+               while (elem.hasChildNodes())
+                       elem.removeChild(elem.firstChild);
+
+               var sel_idx = -1;
+
+               for (var i = 0; i < options.length; i++) {
+                       var text = options[i].firstChild.nodeValue;
+                       var value = options[i].getAttribute("value");
+
+                       if (value == undefined) value = text;
+
+                       var issel = options[i].getAttribute("selected") == "1";
+
+                       var option = new Option(text, value, issel);
+
+                       if (options[i].getAttribute("disabled"))
+                               option.setAttribute("disabled", true);
+
+                       elem.insert(option);
+
+                       if (issel) sel_idx = i;
                }
 
+               // Chrome doesn't seem to just select stuff when you pass new Option(x, y, true)
+               if (sel_idx >= 0) elem.selectedIndex = sel_idx;
+
        } catch (e) {
-               exception_error("uploadIconHandler", e);
+               exception_error("dropbox_replace_options", e);
        }
 }
 
-function removeFeedIcon(id) {
-
+// mode = all, none, invert
+function selectTableRows(id, mode) {
        try {
+               var rows = $(id).rows;
 
-               if (confirm(__("Remove stored feed icon?"))) {
-                       var query = "backend.php?op=pref-feeds&subop=removeicon&feed_id=" + param_escape(id);
+               for (var i = 0; i < rows.length; i++) {
+                       var row = rows[i];
+                       var cb = false;
 
-                       console.log(query);
+                       if (row.id && row.className) {
+                               var bare_id = row.id.replace(/^[A-Z]*?-/, "");
+                               var inputs = rows[i].getElementsByTagName("input");
 
-                       notify_progress("Removing feed icon...", true);
+                               for (var j = 0; j < inputs.length; j++) {
+                                       var input = inputs[j];
 
-                       new Ajax.Request("backend.php", {
-                               parameters: query,
-                               onComplete: function(transport) { 
-                                       notify_info("Feed icon removed.");
-                                       if (inPreferences()) {
-                                               updateFeedList();
-                                       } else {
-                                               setTimeout('updateFeedList(false, false)', 50);
+                                       if (input.getAttribute("type") == "checkbox" &&
+                                                       input.id.match(bare_id)) {
+
+                                               cb = input;
+                                               break;
+                                       }
+                               }
+
+                               if (cb) {
+                                       var issel = row.hasClassName("Selected");
+
+                                       if (mode == "all" && !issel) {
+                                               row.addClassName("Selected");
+                                               cb.checked = true;
+                                       } else if (mode == "none" && issel) {
+                                               row.removeClassName("Selected");
+                                               cb.checked = false;
+                                       } else if (mode == "invert") {
+
+                                               if (issel) {
+                                                       row.removeClassName("Selected");
+                                                       cb.checked = false;
+                                               } else {
+                                                       row.addClassName("Selected");
+                                                       cb.checked = true;
+                                               }
                                        }
-                               } }); 
+                               }
+                       }
                }
 
-               return false;
        } catch (e) {
-               exception_error("uploadFeedIcon", e);
+               exception_error("selectTableRows", e);
+
        }
 }
 
-function uploadFeedIcon() {
+function getSelectedTableRowIds(id) {
+       var rows = [];
 
        try {
+               var elem_rows = $(id).rows;
 
-               var file = $("icon_file");
-
-               if (file.value.length == 0) {
-                       alert(__("Please select an image file to upload."));
-               } else {
-                       if (confirm(__("Upload new icon for this feed?"))) {
-                               notify_progress("Uploading, please wait...", true);
-                               return true;
+               for (i = 0; i < elem_rows.length; i++) {
+                       if (elem_rows[i].hasClassName("Selected")) {
+                               var bare_id = elem_rows[i].id.replace(/^[A-Z]*?-/, "");
+                               rows.push(bare_id);
                        }
                }
 
-               return false;
-
        } catch (e) {
-               exception_error("uploadFeedIcon", e);
+               exception_error("getSelectedTableRowIds", e);
        }
-}
 
-function addLabel() {
+       return rows;
+}
 
+function editFeed(feed, event) {
        try {
+               if (feed <= 0)
+                       return alert(__("You can't edit this kind of feed."));
+
+               var query = "backend.php?op=pref-feeds&subop=editfeed&id=" +
+                       param_escape(feed);
+
+               console.log(query);
+
+               if (dijit.byId("feedEditDlg"))
+                       dijit.byId("feedEditDlg").destroyRecursive();
+
+               dialog = new dijit.Dialog({
+                       id: "feedEditDlg",
+                       title: __("Edit Feed"),
+                       style: "width: 600px",
+                       execute: function() {
+                               if (this.validate()) {
+//                                     console.log(dojo.objectToQuery(this.attr('value')));
+
+                                       notify_progress("Saving data...", true);
+
+                                       new Ajax.Request("backend.php", {
+                                               parameters: dojo.objectToQuery(dialog.attr('value')),
+                                               onComplete: function(transport) {
+                                                       dialog.hide();
+                                                       notify('');
+                                                       updateFeedList();
+                                       }})
+                               }
+                       },
+                       href: query});
 
-               var caption = prompt(__("Please enter label caption:"), "");
+               dialog.show();
 
-               if (caption != undefined) {
-       
-                       if (caption == "") {
-                               alert(__("Can't create label: missing caption."));
-                               return false;
-                       }
+       } catch (e) {
+               exception_error("editFeed", e);
+       }
+}
 
-                       var query = "?op=pref-labels&subop=add&caption=" + 
-                               param_escape(caption);
+function feedBrowser() {
+       try {
+               var query = "backend.php?op=dlg&id=feedBrowser";
 
-                       notify_progress("Loading, please wait...", true);
+               if (dijit.byId("feedAddDlg"))
+                       dijit.byId("feedAddDlg").hide();
 
-                       if (inPreferences()) active_tab = "labelConfig";
+               if (dijit.byId("feedBrowserDlg"))
+                       dijit.byId("feedBrowserDlg").destroyRecursive();
 
-                       new Ajax.Request("backend.php", {
-                               parameters: query,
-                               onComplete: function(transport) { 
-                                       if (inPreferences()) {
-                                               infobox_submit_callback2(transport);
-                                       } else {
-                                               updateFeedList();
+               var dialog = new dijit.Dialog({
+                       id: "feedBrowserDlg",
+                       title: __("More Feeds"),
+                       style: "width: 600px",
+                       getSelectedFeedIds: function() {
+                               var list = $$("#browseFeedList li[id*=FBROW]");
+                               var selected = new Array();
+
+                               list.each(function(child) {
+                                       var id = child.id.replace("FBROW-", "");
+
+                                       if (child.hasClassName('Selected')) {
+                                               selected.push(id);
                                        }
-                       } });
+                               });
 
-               }
+                               return selected;
+                       },
+                       getSelectedFeeds: function() {
+                               var list = $$("#browseFeedList li.Selected");
+                               var selected = new Array();
 
-       } catch (e) {
-               exception_error("addLabel", e);
-       }
-}
+                               list.each(function(child) {
+                                       var title = child.getElementsBySelector("span.fb_feedTitle")[0].innerHTML;
+                                       var url = child.getElementsBySelector("a.fb_feedUrl")[0].href;
 
-function quickAddFeed() {
-       displayDlg('quickAddFeed', '',
-          function () {$('feed_url').focus();});
-}
+                                       selected.push([title,url]);
 
-function quickAddFilter() {
-       displayDlg('quickAddFilter', '',
-          function () {document.forms['filter_add_form'].reg_exp.focus();});
-}
+                               });
 
-function unsubscribeFeed(feed_id, title) {
+                               return selected;
+                       },
 
-       var msg = __("Unsubscribe from %s?").replace("%s", title);
+                       subscribe: function() {
+                               var mode = this.attr('value').mode;
+                               var selected = [];
 
-       if (title == undefined || confirm(msg)) {
-               notify_progress("Removing feed...");
+                               if (mode == "1")
+                                       selected = this.getSelectedFeeds();
+                               else
+                                       selected = this.getSelectedFeedIds();
 
-               var query = "?op=pref-feeds&quiet=1&subop=remove&ids=" + feed_id;
+                               if (selected.length > 0) {
+                                       dijit.byId("feedBrowserDlg").hide();
 
-               new Ajax.Request("backend.php", {
-                       parameters: query,
-                       onComplete: function(transport) {
+                                       notify_progress("Loading, please wait...", true);
 
-                                       closeInfoBox();
+                                       // we use dojo.toJson instead of JSON.stringify because
+                                       // it somehow escapes everything TWICE, at least in Chrome 9
 
-                                       if (inPreferences()) {
-                                               updateFeedList();                               
-                                       } else {
-                                               dlg_frefresh_callback(transport, feed_id);
-                                       }
+                                       var query = "?op=rpc&subop=massSubscribe&payload="+
+                                               param_escape(dojo.toJson(selected)) + "&mode=" + param_escape(mode);
 
-                               } });
-       }
+                                       console.log(query);
 
-       return false;
-}
+                                       new Ajax.Request("backend.php", {
+                                               parameters: query,
+                                               onComplete: function(transport) {
+                                                       notify('');
+                                                       updateFeedList();
+                                               } });
 
+                               } else {
+                                       alert(__("No feeds are selected."));
+                               }
 
-function backend_sanity_check_callback(transport) {
+                       },
+                       update: function() {
+                               var query = dojo.objectToQuery(dialog.attr('value'));
 
-       try {
+                               Element.show('feed_browser_spinner');
 
-               if (sanity_check_done) {
-                       fatalError(11, "Sanity check request received twice. This can indicate "+
-                     "presence of Firebug or some other disrupting extension. "+
-                               "Please disable it and try again.");
-                       return;
-               }
+                               new Ajax.Request("backend.php", {
+                                       parameters: query,
+                                       onComplete: function(transport) {
+                                               notify('');
 
-               if (!transport.responseXML) {
-                       if (!store) {
-                               fatalError(3, "Sanity check: Received reply is not XML", 
-                                       transport.responseText);
-                               return;
-                       } else {
-                               init_offline();
-                               return;
-                       }
-               }
+                                               Element.hide('feed_browser_spinner');
 
-               if (getURLParam("offline")) {
-                       return init_offline();
-               }
+                                               var c = $("browseFeedList");
 
-               var reply = transport.responseXML.getElementsByTagName("error")[0];
+                                               var reply = JSON.parse(transport.responseText);
 
-               if (!reply) {
-                       fatalError(3, "Sanity check: invalid RPC reply", transport.responseText);
-                       return;
-               }
+                                               var r = reply['content'];
+                                               var mode = reply['mode'];
 
-               var error_code = reply.getAttribute("error-code");
-       
-               if (error_code && error_code != 0) {
-                       return fatalError(error_code, reply.getAttribute("error-msg"));
-               }
+                                               if (c && r) {
+                                                       c.innerHTML = r;
+                                               }
 
-               console.log("sanity check ok");
+                                               dojo.parser.parse("browseFeedList");
+
+                                               if (mode == 2) {
+                                                       Element.show(dijit.byId('feed_archive_remove').domNode);
+                                               } else {
+                                                       Element.hide(dijit.byId('feed_archive_remove').domNode);
+                                               }
 
-               var params = transport.responseXML.getElementsByTagName("init-params")[0];
+                                       } });
+                       },
+                       removeFromArchive: function() {
+                               var selected = this.getSelectedFeeds();
 
-               if (params) {
-                       console.log('reading init-params...');
+                               if (selected.length > 0) {
 
-                       params = JSON.parse(params.firstChild.nodeValue);
+                                       var pr = __("Remove selected feeds from the archive? Feeds with stored articles will not be removed.");
 
-                       if (params) {
-                               for (var i = 0; i < params.length; i++) {
-       
-                                       var k = params[i].param;
-                                       var v = params[i].value;
-       
-                                       if (getURLParam('debug')) console.log(k + " => " + v);
-                                       init_params[k] = v;                                     
-       
-                                       if (db) {
-                                               db.execute("DELETE FROM init_params WHERE key = ?", [k]);
-                                               db.execute("INSERT INTO init_params (key,value) VALUES (?, ?)",
-                                                       [k, v]);
+                                       if (confirm(pr)) {
+                                               Element.show('feed_browser_spinner');
+
+                                               var query = "?op=rpc&subop=remarchived&ids=" +
+                                                       param_escape(selected.toString());;
+
+                                               new Ajax.Request("backend.php", {
+                                                       parameters: query,
+                                                       onComplete: function(transport) {
+                                                               dialog.update();
+                                                       } });
+                                       }
+                               }
+                       },
+                       execute: function() {
+                               if (this.validate()) {
+                                       this.subscribe();
+                               }
+                       },
+                       href: query});
+
+               dialog.show();
+
+       } catch (e) {
+               exception_error("editFeed", e);
+       }
+}
+
+function showFeedsWithErrors() {
+       try {
+               var query = "backend.php?op=dlg&id=feedsWithErrors";
+
+               if (dijit.byId("errorFeedsDlg"))
+                       dijit.byId("errorFeedsDlg").destroyRecursive();
+
+               dialog = new dijit.Dialog({
+                       id: "errorFeedsDlg",
+                       title: __("Feeds with update errors"),
+                       style: "width: 600px",
+                       getSelectedFeeds: function() {
+                               return getSelectedTableRowIds("prefErrorFeedList");
+                       },
+                       removeSelected: function() {
+                               var sel_rows = this.getSelectedFeeds();
+
+                               console.log(sel_rows);
+
+                               if (sel_rows.length > 0) {
+                                       var ok = confirm(__("Remove selected feeds?"));
+
+                                       if (ok) {
+                                               notify_progress("Removing selected feeds...", true);
+
+                                               var query = "?op=pref-feeds&subop=remove&ids="+
+                                                       param_escape(sel_rows.toString());
+
+                                               new Ajax.Request("backend.php", {
+                                                       parameters: query,
+                                                       onComplete: function(transport) {
+                                                               notify('');
+                                                               dialog.hide();
+                                                               updateFeedList();
+                                                       } });
                                        }
+
+                               } else {
+                                       alert(__("No feeds are selected."));
                                }
+                       },
+                       execute: function() {
+                               if (this.validate()) {
+                               }
+                       },
+                       href: query});
+
+               dialog.show();
+
+       } catch (e) {
+               exception_error("showFeedsWithErrors", e);
+       }
+
+}
+
+/* new support functions for SelectByTag */
+
+function get_all_tags(selObj){
+       try {
+               if( !selObj ) return "";
+
+               var result = "";
+               var len = selObj.options.length;
+
+               for (var i=0; i < len; i++){
+                       if (selObj.options[i].selected) {
+                               result += selObj[i].value + "%2C";   // is really a comma
                        }
                }
 
-               sanity_check_done = true;
+               if (result.length > 0){
+                       result = result.substr(0, result.length-3);  // remove trailing %2C
+               }
 
-               init_second_stage();
+               return(result);
 
        } catch (e) {
-               exception_error("backend_sanity_check_callback", e, transport); 
-       } 
+               exception_error("get_all_tags", e);
+       }
 }
 
-function has_local_storage() {
+function get_radio_checked(radioObj) {
        try {
-               return 'localStorage' in window && window['localStorage'] != null;
+               if (!radioObj) return "";
+
+               var len = radioObj.length;
+
+               if (len == undefined){
+                       if(radioObj.checked){
+                               return(radioObj.value);
+                       } else {
+                               return("");
+                       }
+               }
+
+               for( var i=0; i < len; i++ ){
+                       if( radioObj[i].checked ){
+                               return( radioObj[i].value);
+                       }
+               }
+
        } catch (e) {
-               return false;
+               exception_error("get_radio_checked", e);
        }
+       return("");
 }