]> git.wh0rd.org - tt-rss.git/blobdiff - prefs.js
tweak README
[tt-rss.git] / prefs.js
index 001d5b0a85de122388fb3cf05e23fae399da2825..404602c33b9b2aa635b54a331446d01fa1ce7b58 100644 (file)
--- a/prefs.js
+++ b/prefs.js
@@ -1,10 +1,13 @@
-/*
-       This program is Copyright (c) 2003-2005 Andrew Dolgov <cthulhoo@gmail.com>              
-       Licensed under GPL v.2 or (at your preference) any later version.
-*/
-
 var xmlhttp = false;
 
+var active_feed = false;
+var active_feed_cat = false;
+var active_filter = false;
+var active_label = false;
+var active_user = false;
+
+var active_tab = false;
+
 /*@cc_on @*/
 /*@if (@_jscript_version >= 5)
 // JScript gives us Conditional compilation, we can cope with old IE versions.
@@ -24,24 +27,174 @@ if (!xmlhttp && typeof XMLHttpRequest!='undefined') {
        xmlhttp = new XMLHttpRequest();
 }
 
-
 function feedlist_callback() {
-       var container = document.getElementById('feeds');
+       var container = document.getElementById('prefContent');
        if (xmlhttp.readyState == 4) {
                container.innerHTML=xmlhttp.responseText;
+               if (active_feed) {
+                       var row = document.getElementById("FEEDR-" + active_feed);
+                       if (row) {
+                               if (!row.className.match("Selected")) {
+                                       row.className = row.className + "Selected";
+                               }               
+                       }
+                       var checkbox = document.getElementById("FRCHK-" + active_feed);
+                       if (checkbox) {
+                               checkbox.checked = true;
+                       }
+               }
+               p_notify("");
        }
 }
 
-function update_feeds() {
+function filterlist_callback() {
+       var container = document.getElementById('prefContent');
+       if (xmlhttp.readyState == 4) {
+
+               container.innerHTML=xmlhttp.responseText;
+
+               if (active_filter) {
+                       var row = document.getElementById("FILRR-" + active_filter);
+                       if (row) {
+                               if (!row.className.match("Selected")) {
+                                       row.className = row.className + "Selected";
+                               }               
+                       }
+                       var checkbox = document.getElementById("FICHK-" + active_filter);
+                       
+                       if (checkbox) {
+                               checkbox.checked = true;
+                       }
+               }
+               p_notify("");
+       }
+}
 
-       document.getElementById("feeds").innerHTML = "Loading feeds, please wait...";
+function labellist_callback() {
+       var container = document.getElementById('prefContent');
+       if (xmlhttp.readyState == 4) {
+               container.innerHTML=xmlhttp.responseText;
 
-       xmlhttp.open("GET", "backend.php?op=pref-feeds", true);
+               if (active_label) {
+                       var row = document.getElementById("LILRR-" + active_label);
+                       if (row) {
+                               if (!row.className.match("Selected")) {
+                                       row.className = row.className + "Selected";
+                               }               
+                       }
+                       var checkbox = document.getElementById("LICHK-" + active_label);
+                       
+                       if (checkbox) {
+                               checkbox.checked = true;
+                       }
+               }
+               p_notify("");
+       }
+}
+
+function userlist_callback() {
+       var container = document.getElementById('prefContent');
+       if (xmlhttp.readyState == 4) {
+               container.innerHTML=xmlhttp.responseText;
+
+               if (active_user) {
+                       var row = document.getElementById("UMRR-" + active_user);
+                       if (row) {
+                               if (!row.className.match("Selected")) {
+                                       row.className = row.className + "Selected";
+                               }               
+                       }
+                       var checkbox = document.getElementById("UMCHK-" + active_user);
+                       
+                       if (checkbox) {
+                               checkbox.checked = true;
+                       }
+               } 
+
+               p_notify("");
+       }
+}
+
+function infobox_callback() {
+       if (xmlhttp.readyState == 4) {
+               var box = document.getElementById('infoBox');
+               var shadow = document.getElementById('infoBoxShadow');
+
+               if (box) {
+                       box.innerHTML=xmlhttp.responseText;
+                       if (shadow) {
+                               shadow.style.display = "block";
+                       } else {
+                               box.style.display = "block";
+                       }
+               }
+       }
+}
+
+
+function prefslist_callback() {
+       var container = document.getElementById('prefContent');
+       if (xmlhttp.readyState == 4) {
+
+               container.innerHTML=xmlhttp.responseText;
+
+               p_notify("");
+       }
+}
+
+function gethelp_callback() {
+       var container = document.getElementById('prefHelpBox');
+       if (xmlhttp.readyState == 4) {
+
+               container.innerHTML = xmlhttp.responseText;
+               container.style.display = "block";
+
+       }
+}
+
+
+function notify_callback() {
+       var container = document.getElementById('notify');
+       if (xmlhttp.readyState == 4) {
+               container.innerHTML=xmlhttp.responseText;
+       }
+}
+
+function updateFeedList(sort_key) {
+
+       if (!xmlhttp_ready(xmlhttp)) {
+               printLockingError();
+               return
+       }
+
+//     document.getElementById("prefContent").innerHTML = "Loading feeds, please wait...";
+
+       p_notify("Loading, please wait...");
+
+       xmlhttp.open("GET", "backend.php?op=pref-feeds" +
+               "&sort=" + param_escape(sort_key), true);
        xmlhttp.onreadystatechange=feedlist_callback;
        xmlhttp.send(null);
 
 }
 
+function updateUsersList() {
+
+       if (!xmlhttp_ready(xmlhttp)) {
+               printLockingError();
+               return
+       }
+
+//     document.getElementById("prefContent").innerHTML = "Loading feeds, please wait...";
+
+       p_notify("Loading, please wait...");
+
+       xmlhttp.open("GET", "backend.php?op=pref-users", true);
+       xmlhttp.onreadystatechange=userlist_callback;
+       xmlhttp.send(null);
+
+}
+
 function toggleSelectRow(sender) {
        var parent_row = sender.parentNode.parentNode;
 
@@ -56,12 +209,74 @@ function toggleSelectRow(sender) {
        }
 }
 
+function addLabel() {
+
+       if (!xmlhttp_ready(xmlhttp)) {
+               printLockingError();
+               return
+       }
+
+       var sqlexp = document.getElementById("ladd_expr");
+
+       if (sqlexp.value.length == 0) {
+               notify("Missing SQL expression.");
+       } else {
+               notify("Adding label...");
+
+               xmlhttp.open("GET", "backend.php?op=pref-labels&subop=add&exp=" +
+                       param_escape(sqlexp.value), true);                      
+                       
+               xmlhttp.onreadystatechange=labellist_callback;
+               xmlhttp.send(null);
+
+               sqlexp.value = "";
+       }
+
+}
+
+function addFilter() {
+
+       if (!xmlhttp_ready(xmlhttp)) {
+               printLockingError();
+               return
+       }
+
+       var regexp = document.getElementById("fadd_regexp");
+       var match = document.getElementById("fadd_match");
+       var feed = document.getElementById("fadd_feed");
+
+       if (regexp.value.length == 0) {
+               notify("Missing filter expression.");
+       } else {
+               notify("Adding filter...");
+
+               var v_match = match[match.selectedIndex].text;
+
+               var feed_id = feed[feed.selectedIndex].id;
+
+               xmlhttp.open("GET", "backend.php?op=pref-filters&subop=add&regexp=" +
+                       param_escape(regexp.value) + "&match=" + v_match +
+                       "&fid=" + param_escape(feed_id), true);                 
+                       
+               xmlhttp.onreadystatechange=filterlist_callback;
+               xmlhttp.send(null);
+
+               regexp.value = "";
+       }
+
+}
+
 function addFeed() {
 
+       if (!xmlhttp_ready(xmlhttp)) {
+               printLockingError();
+               return
+       }
+
        var link = document.getElementById("fadd_link");
 
        if (link.value.length == 0) {
-               notify("Error: Missing feed URL.");
+               notify("Missing feed URL.");
        } else {
                notify("Adding feed...");
 
@@ -76,9 +291,113 @@ function addFeed() {
 
 }
 
+function addFeedCat() {
+
+       if (!xmlhttp_ready(xmlhttp)) {
+               printLockingError();
+               return
+       }
+
+       var cat = document.getElementById("fadd_cat");
+
+       if (cat.value.length == 0) {
+               notify("Missing feed category.");
+       } else {
+               notify("Adding feed category...");
+
+               xmlhttp.open("GET", "backend.php?op=pref-feeds&subop=addCat&cat=" +
+                       param_escape(cat.value), true);
+               xmlhttp.onreadystatechange=feedlist_callback;
+               xmlhttp.send(null);
+
+               link.value = "";
+
+       }
+
+}
+function addUser() {
+
+       if (!xmlhttp_ready(xmlhttp)) {
+               printLockingError();
+               return
+       }
+
+       var sqlexp = document.getElementById("uadd_box");
+
+       if (sqlexp.value.length == 0) {
+               notify("Missing user login.");
+       } else {
+               notify("Adding user...");
+
+               xmlhttp.open("GET", "backend.php?op=pref-users&subop=add&login=" +
+                       param_escape(sqlexp.value), true);                      
+                       
+               xmlhttp.onreadystatechange=userlist_callback;
+               xmlhttp.send(null);
+
+               sqlexp.value = "";
+       }
+
+}
+
+function editLabel(id) {
+
+       if (!xmlhttp_ready(xmlhttp)) {
+               printLockingError();
+               return
+       }
+
+       active_label = id;
+
+       xmlhttp.open("GET", "backend.php?op=pref-labels&subop=edit&id=" +
+               param_escape(id), true);
+       xmlhttp.onreadystatechange=labellist_callback;
+       xmlhttp.send(null);
+
+}
+
+function editUser(id) {
+
+       if (!xmlhttp_ready(xmlhttp)) {
+               printLockingError();
+               return
+       }
+
+       active_user = id;
+
+       xmlhttp.open("GET", "backend.php?op=pref-users&subop=edit&id=" +
+               param_escape(id), true);
+       xmlhttp.onreadystatechange=userlist_callback;
+       xmlhttp.send(null);
+
+}
+
+function editFilter(id) {
+
+       if (!xmlhttp_ready(xmlhttp)) {
+               printLockingError();
+               return
+       }
+
+       active_filter = id;
+
+       xmlhttp.open("GET", "backend.php?op=pref-filters&subop=edit&id=" +
+               param_escape(id), true);
+       xmlhttp.onreadystatechange=filterlist_callback;
+       xmlhttp.send(null);
+
+}
+
 function editFeed(feed) {
 
-       notify("Editing feed...");
+//     notify("Editing feed...");
+
+       if (!xmlhttp_ready(xmlhttp)) {
+               printLockingError();
+               return
+       }
+
+       active_feed = feed;
 
        xmlhttp.open("GET", "backend.php?op=pref-feeds&subop=edit&id=" +
                param_escape(feed), true);
@@ -87,64 +406,151 @@ function editFeed(feed) {
 
 }
 
-function getSelectedFeeds() {
+function editFeedCat(cat) {
 
-       var content = document.getElementById("prefFeedList");
+       if (!xmlhttp_ready(xmlhttp)) {
+               printLockingError();
+               return
+       }
 
-       var sel_rows = new Array();
+       active_feed_cat = cat;
 
-       for (i = 0; i < content.rows.length; i++) {
-               if (content.rows[i].className.match("Selected")) {
-                       var row_id = content.rows[i].id.replace("FEEDR-", "");
-                       sel_rows.push(row_id);  
-               }
-       }
+       xmlhttp.open("GET", "backend.php?op=pref-feeds&subop=editCat&id=" +
+               param_escape(cat), true);
+       xmlhttp.onreadystatechange=feedlist_callback;
+       xmlhttp.send(null);
+
+}
+
+function getSelectedLabels() {
+       return getSelectedTableRowIds("prefLabelList", "LILRR");
+}
+
+function getSelectedUsers() {
+       return getSelectedTableRowIds("prefUserList", "UMRR");
+}
 
-       return sel_rows;
+function getSelectedFeeds() {
+       return getSelectedTableRowIds("prefFeedList", "FEEDR");
+}
+
+function getSelectedFilters() {
+       return getSelectedTableRowIds("prefFilterList", "FILRR");
+}
+
+function getSelectedFeedCats() {
+       return getSelectedTableRowIds("prefFeedCatList", "FCATR");
 }
 
-function readSelectedFeeds() {
+
+function readSelectedFeeds(read) {
+
+       if (!xmlhttp_ready(xmlhttp)) {
+               printLockingError();
+               return
+       }
 
        var sel_rows = getSelectedFeeds();
 
        if (sel_rows.length > 0) {
 
-               notify("Marking selected feeds as read...");
+               if (!read) {
+                       op = "unread";
+               } else {
+                       op = "read";
+               }
+
+               notify("Marking selected feeds as " + op + "...");
 
-               xmlhttp.open("GET", "backend.php?op=pref-feeds&subop=unread&ids="+
+               xmlhttp.open("GET", "backend.php?op=pref-rpc&subop=" + op + "&ids="+
                        param_escape(sel_rows.toString()), true);
-               xmlhttp.onreadystatechange=feedlist_callback;
+               xmlhttp.onreadystatechange=notify_callback;
                xmlhttp.send(null);
 
        } else {
 
-               notify("Error: Please select some feeds first.");
+               notify("Please select some feeds first.");
 
        }
 }
 
-function unreadSelectedFeeds() {
+function removeSelectedLabels() {
 
-       var sel_rows = getSelectedFeeds();
+       if (!xmlhttp_ready(xmlhttp)) {
+               printLockingError();
+               return
+       }
+
+       var sel_rows = getSelectedLabels();
 
        if (sel_rows.length > 0) {
 
-               notify("Marking selected feeds as unread...");
+               notify("Removing selected labels...");
 
-               xmlhttp.open("GET", "backend.php?op=pref-feeds&subop=unread&ids="+
+               xmlhttp.open("GET", "backend.php?op=pref-labels&subop=remove&ids="+
                        param_escape(sel_rows.toString()), true);
-               xmlhttp.onreadystatechange=feedlist_callback;
+               xmlhttp.onreadystatechange=labellist_callback;
+               xmlhttp.send(null);
+
+       } else {
+               notify("Please select some labels first.");
+       }
+}
+
+function removeSelectedUsers() {
+
+       if (!xmlhttp_ready(xmlhttp)) {
+               printLockingError();
+               return
+       }
+
+       var sel_rows = getSelectedUsers();
+
+       if (sel_rows.length > 0) {
+
+               notify("Removing selected users...");
+
+               xmlhttp.open("GET", "backend.php?op=pref-users&subop=remove&ids="+
+                       param_escape(sel_rows.toString()), true);
+               xmlhttp.onreadystatechange=userlist_callback;
                xmlhttp.send(null);
 
        } else {
+               notify("Please select some labels first.");
+       }
+}
+
+function removeSelectedFilters() {
 
-               notify("Error: Please select some feeds first.");
+       if (!xmlhttp_ready(xmlhttp)) {
+               printLockingError();
+               return
+       }
+
+       var sel_rows = getSelectedFilters();
+
+       if (sel_rows.length > 0) {
+
+               notify("Removing selected filters...");
+
+               xmlhttp.open("GET", "backend.php?op=pref-filters&subop=remove&ids="+
+                       param_escape(sel_rows.toString()), true);
+               xmlhttp.onreadystatechange=filterlist_callback;
+               xmlhttp.send(null);
 
+       } else {
+               notify("Please select some filters first.");
        }
 }
 
+
 function removeSelectedFeeds() {
 
+       if (!xmlhttp_ready(xmlhttp)) {
+               printLockingError();
+               return
+       }
+
        var sel_rows = getSelectedFeeds();
 
        if (sel_rows.length > 0) {
@@ -158,16 +564,634 @@ function removeSelectedFeeds() {
 
        } else {
 
-               notify("Error: Please select some feeds first.");
+               notify("Please select some feeds first.");
 
        }
 
 }
 
-function init() {
-       
-       update_feeds();
+function removeSelectedFeedCats() {
 
-       notify("");
+       if (!xmlhttp_ready(xmlhttp)) {
+               printLockingError();
+               return
+       }
+
+       var sel_rows = getSelectedFeedCats();
+
+       if (sel_rows.length > 0) {
+
+               notify("Removing selected categories...");
+
+               xmlhttp.open("GET", "backend.php?op=pref-feeds&subop=removeCats&ids="+
+                       param_escape(sel_rows.toString()), true);
+               xmlhttp.onreadystatechange=feedlist_callback;
+               xmlhttp.send(null);
+
+       } else {
+
+               notify("Please select some feeds first.");
+
+       }
+
+}
+
+function feedEditCancel() {
 
+       if (!xmlhttp_ready(xmlhttp)) {
+               printLockingError();
+               return
+       }
+
+       active_feed = false;
+
+       notify("Operation cancelled.");
+
+       xmlhttp.open("GET", "backend.php?op=pref-feeds", true);
+       xmlhttp.onreadystatechange=feedlist_callback;
+       xmlhttp.send(null);
+
+}
+
+function feedCatEditCancel() {
+
+       if (!xmlhttp_ready(xmlhttp)) {
+               printLockingError();
+               return
+       }
+
+       active_feed_cat = false;
+
+       notify("Operation cancelled.");
+
+       xmlhttp.open("GET", "backend.php?op=pref-feeds", true);
+       xmlhttp.onreadystatechange=feedlist_callback;
+       xmlhttp.send(null);
+
+}
+
+function feedEditSave() {
+
+       var feed = active_feed;
+
+       if (!xmlhttp_ready(xmlhttp)) {
+               printLockingError();
+               return
+       }
+
+       var link = document.getElementById("iedit_link").value;
+       var title = document.getElementById("iedit_title").value;
+       var upd_intl = document.getElementById("iedit_updintl").value;
+       var purge_intl = document.getElementById("iedit_purgintl").value;
+       var fcat = document.getElementById("iedit_fcat");
+
+       var fcat_id = fcat[fcat.selectedIndex].id;
+
+//     notify("Saving feed.");
+
+/*     if (upd_intl < 0) {
+               notify("Update interval must be &gt;= 0 (0 = default)");
+               return;
+       }
+
+       if (purge_intl < 0) {
+               notify("Purge days must be &gt;= 0 (0 = default)");
+               return;
+       } */
+
+       if (link.length == 0) {
+               notify("Feed link cannot be blank.");
+               return;
+       }
+
+       if (title.length == 0) {
+               notify("Feed title cannot be blank.");
+               return;
+       }
+
+       active_feed = false;
+
+       notify("");
+
+       xmlhttp.open("GET", "backend.php?op=pref-feeds&subop=editSave&id=" +
+               feed + "&l=" + param_escape(link) + "&t=" + param_escape(title) +
+               "&ui=" + param_escape(upd_intl) + "&pi=" + param_escape(purge_intl) +
+               "&catid=" + param_escape(fcat_id), true);
+       xmlhttp.onreadystatechange=feedlist_callback;
+       xmlhttp.send(null);
+
+}
+
+function labelTest() {
+
+       var sqlexp = document.getElementById("iedit_expr").value;
+       var descr = document.getElementById("iedit_descr").value;
+
+       xmlhttp.open("GET", "backend.php?op=pref-labels&subop=test&expr=" +
+               param_escape(sqlexp) + "&descr=" + param_escape(descr), true);
+
+       xmlhttp.onreadystatechange=infobox_callback;
+       xmlhttp.send(null);
+
+}
+
+function labelEditCancel() {
+
+       if (!xmlhttp_ready(xmlhttp)) {
+               printLockingError();
+               return
+       }
+
+       active_label = false;
+
+       notify("Operation cancelled.");
+
+       xmlhttp.open("GET", "backend.php?op=pref-labels", true);
+       xmlhttp.onreadystatechange=labellist_callback;
+       xmlhttp.send(null);
+
+}
+
+function userEditCancel() {
+
+       if (!xmlhttp_ready(xmlhttp)) {
+               printLockingError();
+               return
+       }
+
+       active_user = false;
+
+       notify("Operation cancelled.");
+
+       xmlhttp.open("GET", "backend.php?op=pref-users", true);
+       xmlhttp.onreadystatechange=userlist_callback;
+       xmlhttp.send(null);
+
+}
+
+function filterEditCancel() {
+
+       if (!xmlhttp_ready(xmlhttp)) {
+               printLockingError();
+               return
+       }
+
+       active_filter = false;
+
+       notify("Operation cancelled.");
+
+       xmlhttp.open("GET", "backend.php?op=pref-filters", true);
+       xmlhttp.onreadystatechange=filterlist_callback;
+       xmlhttp.send(null);
+
+}
+
+function labelEditSave() {
+
+       var label = active_label;
+
+       if (!xmlhttp_ready(xmlhttp)) {
+               printLockingError();
+               return
+       }
+
+       var sqlexp = document.getElementById("iedit_expr").value;
+       var descr = document.getElementById("iedit_descr").value;
+
+//     notify("Saving label " + sqlexp + ": " + descr);
+
+       if (sqlexp.length == 0) {
+               notify("SQL expression cannot be blank.");
+               return;
+       }
+
+       if (descr.length == 0) {
+               notify("Caption cannot be blank.");
+               return;
+       }
+
+       notify("");
+
+       active_label = false;
+
+       xmlhttp.open("GET", "backend.php?op=pref-labels&subop=editSave&id=" +
+               label + "&s=" + param_escape(sqlexp) + "&d=" + param_escape(descr),
+               true);
+               
+       xmlhttp.onreadystatechange=labellist_callback;
+       xmlhttp.send(null);
+
+}
+
+function userEditSave() {
+
+       var user = active_user;
+
+       if (!xmlhttp_ready(xmlhttp)) {
+               printLockingError();
+               return
+       }
+
+       var login = document.getElementById("iedit_ulogin").value;
+       var level = document.getElementById("iedit_ulevel").value;
+
+       if (login.length == 0) {
+               notify("Login cannot be blank.");
+               return;
+       }
+
+       if (level.length == 0) {
+               notify("User level cannot be blank.");
+               return;
+       }
+
+       active_user = false;
+
+       notify("");
+
+       xmlhttp.open("GET", "backend.php?op=pref-users&subop=editSave&id=" +
+               user + "&l=" + param_escape(login) + "&al=" + param_escape(level),
+               true);
+               
+       xmlhttp.onreadystatechange=userlist_callback;
+       xmlhttp.send(null);
+
+}
+
+
+function filterEditSave() {
+
+       var filter = active_filter;
+
+       if (!xmlhttp_ready(xmlhttp)) {
+               printLockingError();
+               return
+       }
+
+       var regexp = document.getElementById("iedit_regexp").value;
+       var descr = document.getElementById("iedit_descr").value;
+       var match = document.getElementById("iedit_match");
+       
+       var v_match = match[match.selectedIndex].text;
+
+       var feed = document.getElementById("iedit_feed");
+       var feed_id = feed[feed.selectedIndex].id;
+
+//     notify("Saving filter " + filter + ": " + regexp + ", " + descr + ", " + match);
+
+       if (regexp.length == 0) {
+               notify("Filter expression cannot be blank.");
+               return;
+       }
+
+       active_filter = false;
+
+       xmlhttp.open("GET", "backend.php?op=pref-filters&subop=editSave&id=" +
+               filter + "&r=" + param_escape(regexp) + "&d=" + param_escape(descr) +
+               "&m=" + param_escape(v_match) + "&fid=" + param_escape(feed_id), true);
+
+       notify("");
+
+       xmlhttp.onreadystatechange=filterlist_callback;
+       xmlhttp.send(null); 
+
+}
+
+function editSelectedLabel() {
+       var rows = getSelectedLabels();
+
+       if (rows.length == 0) {
+               notify("No labels are selected.");
+               return;
+       }
+
+       if (rows.length > 1) {
+               notify("Please select one label.");
+               return;
+       }
+
+       notify("");
+
+       editLabel(rows[0]);
+
+}
+
+function editSelectedUser() {
+       var rows = getSelectedUsers();
+
+       if (rows.length == 0) {
+               notify("No users are selected.");
+               return;
+       }
+
+       if (rows.length > 1) {
+               notify("Please select one user.");
+               return;
+       }
+
+       notify("");
+
+       editUser(rows[0]);
+}
+
+function resetSelectedUserPass() {
+       var rows = getSelectedUsers();
+
+       if (rows.length == 0) {
+               notify("No users are selected.");
+               return;
+       }
+
+       if (rows.length > 1) {
+               notify("Please select one user.");
+               return;
+       }
+
+       notify("Resetting password for selected user...");
+
+       var id = rows[0];
+
+       xmlhttp.open("GET", "backend.php?op=pref-users&subop=resetPass&id=" +
+               param_escape(id), true);
+       xmlhttp.onreadystatechange=userlist_callback;
+       xmlhttp.send(null);
+
+}
+
+function selectedUserDetails() {
+
+       if (!xmlhttp_ready(xmlhttp)) {
+               printLockingError();
+               return
+       }
+
+       var rows = getSelectedUsers();
+
+       if (rows.length == 0) {
+               notify("No users are selected.");
+               return;
+       }
+
+       if (rows.length > 1) {
+               notify("Please select one user.");
+               return;
+       }
+
+       var id = rows[0];
+
+       notify("");
+
+       xmlhttp.open("GET", "backend.php?op=user-details&id=" + id, true);
+       xmlhttp.onreadystatechange=infobox_callback;
+       xmlhttp.send(null);
+
+}
+
+function selectedFeedDetails() {
+
+       if (!xmlhttp_ready(xmlhttp)) {
+               printLockingError();
+               return
+       }
+
+       var rows = getSelectedFeeds();
+
+       if (rows.length == 0) {
+               notify("No feeds are selected.");
+               return;
+       }
+
+       if (rows.length > 1) {
+               notify("Please select one feed.");
+               return;
+       }
+
+       var id = rows[0];
+
+       notify("");
+
+       xmlhttp.open("GET", "backend.php?op=feed-details&id=" + id, true);
+       xmlhttp.onreadystatechange=infobox_callback;
+       xmlhttp.send(null);
+
+}
+
+function editSelectedFilter() {
+       var rows = getSelectedFilters();
+
+       if (rows.length == 0) {
+               notify("No filters are selected.");
+               return;
+       }
+
+       if (rows.length > 1) {
+               notify("Please select one filter.");
+               return;
+       }
+
+       notify("");
+
+       editFilter(rows[0]);
+
+}
+
+
+function editSelectedFeed() {
+       var rows = getSelectedFeeds();
+
+       if (rows.length == 0) {
+               notify("No feeds are selected.");
+               return;
+       }
+
+       if (rows.length > 1) {
+               notify("Please select one feed.");
+               return;
+       }
+
+       notify("");
+
+       editFeed(rows[0]);
+
+}
+
+function editSelectedFeedCat() {
+       var rows = getSelectedFeedCats();
+
+       if (rows.length == 0) {
+               notify("No categories are selected.");
+               return;
+       }
+
+       if (rows.length > 1) {
+               notify("Please select one category.");
+               return;
+       }
+
+       notify("");
+
+       editFeedCat(rows[0]);
+
+}
+
+function localPiggieFunction(enable) {
+       if (enable) {
+               piggie.style.display = "block";
+               seq = "";
+               notify("I loveded it!!!");
+       } else {
+               piggie.style.display = "none";
+               notify("");
+       }
+}
+
+function validateOpmlImport() {
+       
+       var opml_file = document.getElementById("opml_file");
+
+       if (opml_file.value.length == 0) {
+               notify("Please select OPML file to upload.");
+               return false;
+       } else {
+               return true;
+       }
+}
+
+function updateFilterList() {
+
+       if (!xmlhttp_ready(xmlhttp)) {
+               printLockingError();
+               return
+       }
+
+//     document.getElementById("prefContent").innerHTML = "Loading filters, please wait...";
+
+       p_notify("Loading, please wait...");
+
+       xmlhttp.open("GET", "backend.php?op=pref-filters", true);
+       xmlhttp.onreadystatechange=filterlist_callback;
+       xmlhttp.send(null);
+
+}
+
+function updateLabelList() {
+
+       if (!xmlhttp_ready(xmlhttp)) {
+               printLockingError();
+               return
+       }
+
+       p_notify("Loading, please wait...");
+
+//     document.getElementById("prefContent").innerHTML = "Loading labels, please wait...";
+
+       xmlhttp.open("GET", "backend.php?op=pref-labels", true);
+       xmlhttp.onreadystatechange=labellist_callback;
+       xmlhttp.send(null);
+}
+
+function updatePrefsList() {
+
+       if (!xmlhttp_ready(xmlhttp)) {
+               printLockingError();
+               return
+       }
+
+       p_notify("Loading, please wait...");
+
+       xmlhttp.open("GET", "backend.php?op=pref-prefs", true);
+       xmlhttp.onreadystatechange=prefslist_callback;
+       xmlhttp.send(null);
+
+}
+
+function selectTab(id) {
+
+       if (!xmlhttp_ready(xmlhttp)) {
+               printLockingError();
+               return
+       }
+
+       if (id == "feedConfig") {
+               updateFeedList();
+       } else if (id == "filterConfig") {
+               updateFilterList();
+       } else if (id == "labelConfig") {
+               updateLabelList();
+       } else if (id == "genConfig") {
+               updatePrefsList();
+       } else if (id == "userConfig") {
+               updateUsersList();
+       }
+
+       var tab = document.getElementById(active_tab + "Tab");
+
+       if (tab) {
+               if (tab.className.match("Selected")) {
+                       tab.className = "prefsTab";
+               }
+       }
+
+       tab = document.getElementById(id + "Tab");
+
+       if (tab) {
+               if (!tab.className.match("Selected")) {
+                       tab.className = tab.className + "Selected";
+               }
+       }
+
+       active_tab = id;
+
+}
+
+function init() {
+
+       // IE kludge
+
+       if (!xmlhttp) {
+               document.getElementById("prefContent").innerHTML = 
+                       "<b>Fatal error:</b> This program needs XmlHttpRequest " + 
+                       "to function properly. Your browser doesn't seem to support it.";
+               return;
+       }
+
+       selectTab("genConfig");
+
+       document.onkeydown = hotkey_handler;
+       notify("");
+
+}
+
+/*
+var help_topic_id = false;
+
+function do_dispOptionHelp() {
+
+       if (!xmlhttp_ready(xmlhttp))
+               return;
+
+       xmlhttp.open("GET", "backend.php?op=pref-prefs&subop=getHelp&pn=" +
+               param_escape(help_topic_id), true);
+       xmlhttp.onreadystatechange=gethelp_callback;
+       xmlhttp.send(null);
+
+}
+
+function dispOptionHelp(event, sender) {
+
+       help_topic_id = sender.id;
+
+//     document.setTimeout("do_dispOptionHelp()", 100);
+
+} */
+
+function closeInfoBox() {
+       var box = document.getElementById('infoBox');
+       var shadow = document.getElementById('infoBoxShadow');
+
+       if (shadow) {
+               shadow.style.display = "none";
+       } else if (box) {
+               box.style.display = "none";
+       }
 }