]> git.wh0rd.org - tt-rss.git/blobdiff - js/functions.js
css cleanup; remove auxDlg; add separate prefs.css
[tt-rss.git] / js / functions.js
index 37aa73bc97ae98f436cef7138ca7832ae673c999..7da9abfbd636589861593ccca843ad4f625197d6 100644 (file)
@@ -1,6 +1,26 @@
 var notify_silent = false;
 var loading_progress = 0;
 var sanity_check_done = false;
+var init_params = {};
+var _label_base_index = -1024;
+
+Ajax.Base.prototype.initialize = Ajax.Base.prototype.initialize.wrap(
+       function (callOriginal, options) {
+
+               if (getInitParam("csrf_token") != undefined) {
+                       Object.extend(options, options || { });
+
+                       if (Object.isString(options.parameters))
+                               options.parameters = options.parameters.toQueryParams();
+                       else if (Object.isHash(options.parameters))
+                               options.parameters = options.parameters.toObject();
+
+                       options.parameters["csrf_token"] = getInitParam("csrf_token");
+               }
+
+               return callOriginal(options);
+       }
+);
 
 /* add method to remove element from array */
 
@@ -174,23 +194,27 @@ function notify_real(msg, no_hide, n_type) {
 
        */
 
-       if (typeof __ != 'undefined') {
-               msg = __(msg);
-       }
+       msg = __(msg);
 
        if (n_type == 1) {
                n.className = "notify";
        } else if (n_type == 2) {
-               n.className = "notifyProgress";
-               msg = "<img src='"+getInitParam("sign_progress")+"'> " + msg;
+               n.className = "notify progress";
+               msg = "<img src='images/indicator_white.gif'> " + msg;
        } else if (n_type == 3) {
-               n.className = "notifyError";
-               msg = "<img src='"+getInitParam("sign_excl")+"'> " + msg;
+               n.className = "notify error";
+               msg = "<img src='images/sign_excl.svg'> " + msg;
        } else if (n_type == 4) {
-               n.className = "notifyInfo";
-               msg = "<img src='"+getInitParam("sign_info")+"'> " + msg;
+               n.className = "notify info";
+               msg = "<img src='images/sign_info.svg'> " + msg;
+       }
+
+       if (no_hide) {
+               msg += " <span>(<a href='#' onclick=\"notify('')\">" +
+                       __("close") + "</a>)</span>";
        }
 
+
 //     msg = "<img src='images/live_com_loading.gif'> " + msg;
 
        nb.innerHTML = msg;
@@ -273,16 +297,14 @@ function gotoPreferences() {
        document.location.href = "prefs.php";
 }
 
-function gotoMain() {
-       document.location.href = "index.php";
+function gotoLogout() {
+       document.location.href = "backend.php?op=logout";
 }
 
-function gotoExportOpml(filename, settings) {
-    tmp = settings ? 1 : 0;
-       document.location.href = "opml.php?op=Export&filename=" + filename + "&settings=" + tmp;
+function gotoMain() {
+       document.location.href = "index.php";
 }
 
-
 /** * @(#)isNumeric.js * * Copyright (c) 2000 by Sundar Dorai-Raj
   * * @author Sundar Dorai-Raj
   * * Email: sdoraira@vt.edu
@@ -333,14 +355,14 @@ function toggleSelectListRow2(sender) {
        return toggleSelectRow(sender, row);
 }
 
-function tSR(sender, row) {
-       return toggleSelectRow(sender, row);
-}
-
 /* this is for dijit Checkbox */
-function toggleSelectRow2(sender, row) {
+function toggleSelectRow2(sender, row, is_cdm) {
 
-       if (!row) row = sender.domNode.parentNode.parentNode;
+       if (!row)
+               if (!is_cdm)
+                       row = sender.domNode.parentNode.parentNode;
+               else
+                       row = sender.domNode.parentNode.parentNode.parentNode; // oh ffs
 
        if (sender.checked && !row.hasClassName('Selected'))
                row.addClassName('Selected');
@@ -380,20 +402,6 @@ function getURLParam(param){
        return String(window.location.href).parseQuery()[param];
 }
 
-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 closeInfoBox(cleanup) {
        try {
                dialog = dijit.byId("infoBox");
@@ -546,7 +554,7 @@ function fatalError(code, msg, ext_info) {
        }
 }
 
-function filterDlgCheckType(sender) {
+/* function filterDlgCheckType(sender) {
 
        try {
 
@@ -566,7 +574,7 @@ function filterDlgCheckType(sender) {
                exception_error("filterDlgCheckType", e);
        }
 
-}
+} */
 
 function filterDlgCheckAction(sender) {
 
@@ -634,15 +642,6 @@ function explainError(code) {
        return displayDlg("explainError", code);
 }
 
-function displayHelpInfobox(topic_id) {
-
-       var url = "backend.php?op=help&tid=" + param_escape(topic_id);
-
-       window.open(url, "ttrss_help",
-               "status=0,toolbar=0,location=0,width=450,height=500,scrollbars=1,menubar=0");
-
-}
-
 function loading_set_progress(p) {
        try {
                loading_progress += p;
@@ -718,15 +717,6 @@ function hotkey_prefix_timeout() {
        }
 }
 
-function hideAuxDlg() {
-       try {
-               Element.hide('auxDlg');
-       } catch (e) {
-               exception_error("hideAuxDlg", e);
-       }
-}
-
-
 function uploadIconHandler(rc) {
        try {
                switch (rc) {
@@ -776,7 +766,7 @@ function removeFeedIcon(id) {
 
                return false;
        } catch (e) {
-               exception_error("uploadFeedIcon", e);
+               exception_error("removeFeedIcon", e);
        }
 }
 
@@ -848,8 +838,9 @@ function quickAddFeed() {
        try {
                var query = "backend.php?op=dlg&method=quickAddFeed";
 
-               if (dijit.byId("feedAddDlg"))
-                       dijit.byId("feedAddDlg").destroyRecursive();
+               // overlapping widgets
+               if (dijit.byId("batchSubDlg")) dijit.byId("batchSubDlg").destroyRecursive();
+               if (dijit.byId("feedAddDlg"))   dijit.byId("feedAddDlg").destroyRecursive();
 
                var dialog = new dijit.Dialog({
                        id: "feedAddDlg",
@@ -861,7 +852,7 @@ function quickAddFeed() {
 
                                        var feed_url = this.attr('value').feed;
 
-                                       notify_progress(__("Subscribing to feed..."), true);
+                                       Element.show("feed_add_spinner");
 
                                        new Ajax.Request("backend.php", {
                                                parameters: dojo.objectToQuery(this.attr('value')),
@@ -870,13 +861,14 @@ function quickAddFeed() {
 
                                                                var reply = JSON.parse(transport.responseText);
 
-                                                               var rc = parseInt(reply['result']);
+                                                               var rc = reply['result'];
 
                                                                notify('');
+                                                               Element.hide("feed_add_spinner");
 
                                                                console.log("GOT RC: " + rc);
 
-                                                               switch (rc) {
+                                                               switch (parseInt(rc['code'])) {
                                                                case 1:
                                                                        dialog.hide();
                                                                        notify_info(__("Subscribed to %s").replace("%s", feed_url));
@@ -890,7 +882,7 @@ function quickAddFeed() {
                                                                        alert(__("Specified URL doesn't seem to contain any feeds."));
                                                                        break;
                                                                case 4:
-                                                                       notify_progress("Searching for feed urls...", true);
+                                                                       /* notify_progress("Searching for feed urls...", true);
 
                                                                        new Ajax.Request("backend.php", {
                                                                                parameters: 'op=rpc&method=extractfeedurls&url=' + param_escape(feed_url),
@@ -921,9 +913,27 @@ function quickAddFeed() {
                                                                                        Effect.Appear('feedDlg_feedsContainer', {duration : 0.5});
                                                                                }
                                                                        });
+                                                                       break; */
+
+                                                                       feeds = rc['feeds'];
+
+                                                                       var select = dijit.byId("feedDlg_feedContainerSelect");
+
+                                                                       while (select.getOptions().length > 0)
+                                                                               select.removeOption(0);
+
+                                                                       var count = 0;
+                                                                       for (var feedUrl in feeds) {
+                                                                               select.addOption({value: feedUrl, label: feeds[feedUrl]});
+                                                                               count++;
+                                                                       }
+
+                                                                       Effect.Appear('feedDlg_feedsContainer', {duration : 0.5});
+
                                                                        break;
                                                                case 5:
-                                                                       alert(__("Couldn't download the specified URL."));
+                                                                       alert(__("Couldn't download the specified URL: %s").
+                                                                                       replace("%s", rc['message']));
                                                                        break;
                                                                case 0:
                                                                        alert(__("You are already subscribed to this feed."));
@@ -946,9 +956,173 @@ function quickAddFeed() {
        }
 }
 
+function createNewRuleElement(parentNode, replaceNode) {
+       try {
+               var form = document.forms["filter_new_rule_form"];
+
+               form.reg_exp.value = form.reg_exp.value.replace(/(<([^>]+)>)/ig,"");
+
+               var query = "backend.php?op=pref-filters&method=printrulename&rule="+
+                       param_escape(dojo.formToJson(form));
+
+               console.log(query);
+
+               new Ajax.Request("backend.php", {
+                       parameters: query,
+                       onComplete: function (transport) {
+                               try {
+                                       var li = dojo.create("li");
+
+                                       var cb = dojo.create("input", { type: "checkbox" }, li);
+
+                                       new dijit.form.CheckBox({
+                                               onChange: function() {
+                                                       toggleSelectListRow2(this) },
+                                       }, cb);
+
+                                       dojo.create("input", { type: "hidden",
+                                               name: "rule[]",
+                                               value: dojo.formToJson(form) }, li);
+
+                                       dojo.create("span", {
+                                               onclick: function() {
+                                                       dijit.byId('filterEditDlg').editRule(this);
+                                               },
+                                               innerHTML: transport.responseText }, li);
+
+                                       if (replaceNode) {
+                                               parentNode.replaceChild(li, replaceNode);
+                                       } else {
+                                               parentNode.appendChild(li);
+                                       }
+                               } catch (e) {
+                                       exception_error("createNewRuleElement", e);
+                               }
+               } });
+       } catch (e) {
+               exception_error("createNewRuleElement", e);
+       }
+}
+
+function createNewActionElement(parentNode, replaceNode) {
+       try {
+               var form = document.forms["filter_new_action_form"];
+
+               if (form.action_id.value == 7) {
+                       form.action_param.value = form.action_param_label.value;
+               }
+
+               var query = "backend.php?op=pref-filters&method=printactionname&action="+
+                       param_escape(dojo.formToJson(form));
+
+               console.log(query);
+
+               new Ajax.Request("backend.php", {
+                       parameters: query,
+                       onComplete: function (transport) {
+                               try {
+                                       var li = dojo.create("li");
+
+                                       var cb = dojo.create("input", { type: "checkbox" }, li);
+
+                                       new dijit.form.CheckBox({
+                                               onChange: function() {
+                                                       toggleSelectListRow2(this) },
+                                       }, cb);
+
+                                       dojo.create("input", { type: "hidden",
+                                               name: "action[]",
+                                               value: dojo.formToJson(form) }, li);
+
+                                       dojo.create("span", {
+                                               onclick: function() {
+                                                       dijit.byId('filterEditDlg').editAction(this);
+                                               },
+                                               innerHTML: transport.responseText }, li);
+
+                                       if (replaceNode) {
+                                               parentNode.replaceChild(li, replaceNode);
+                                       } else {
+                                               parentNode.appendChild(li);
+                                       }
+
+                               } catch (e) {
+                                       exception_error("createNewActionElement", e);
+                               }
+                       } });
+       } catch (e) {
+               exception_error("createNewActionElement", e);
+       }
+}
+
+
+function addFilterRule(replaceNode, ruleStr) {
+       try {
+               if (dijit.byId("filterNewRuleDlg"))
+                       dijit.byId("filterNewRuleDlg").destroyRecursive();
+
+               var query = "backend.php?op=pref-filters&method=newrule&rule=" +
+                       param_escape(ruleStr);
+
+               var rule_dlg = new dijit.Dialog({
+                       id: "filterNewRuleDlg",
+                       title: ruleStr ? __("Edit rule") : __("Add rule"),
+                       style: "width: 600px",
+                       execute: function() {
+                               if (this.validate()) {
+                                       createNewRuleElement($("filterDlg_Matches"), replaceNode);
+                                       this.hide();
+                               }
+                       },
+                       href: query});
+
+               rule_dlg.show();
+       } catch (e) {
+               exception_error("addFilterRule", e);
+       }
+}
+
+function addFilterAction(replaceNode, actionStr) {
+       try {
+               if (dijit.byId("filterNewActionDlg"))
+                       dijit.byId("filterNewActionDlg").destroyRecursive();
+
+               var query = "backend.php?op=pref-filters&method=newaction&action=" +
+                       param_escape(actionStr);
+
+               var rule_dlg = new dijit.Dialog({
+                       id: "filterNewActionDlg",
+                       title: actionStr ? __("Edit action") : __("Add action"),
+                       style: "width: 600px",
+                       execute: function() {
+                               if (this.validate()) {
+                                       createNewActionElement($("filterDlg_Actions"), replaceNode);
+                                       this.hide();
+                               }
+                       },
+                       href: query});
+
+               rule_dlg.show();
+       } catch (e) {
+               exception_error("addFilterAction", e);
+       }
+}
+
 function quickAddFilter() {
        try {
-               var query = "backend.php?op=dlg&method=quickAddFilter";
+               var query = "";
+               if (!inPreferences()) {
+                       query = "backend.php?op=pref-filters&method=newfilter&feed=" +
+                               param_escape(getActiveFeedId()) + "&is_cat=" +
+                               param_escape(activeFeedIsCat());
+               } else {
+                       query = "backend.php?op=pref-filters&method=newfilter";
+               }
+
+               console.log(query);
+
+               if (dijit.byId("feedEditDlg"))
+                       dijit.byId("feedEditDlg").destroyRecursive();
 
                if (dijit.byId("filterEditDlg"))
                        dijit.byId("filterEditDlg").destroyRecursive();
@@ -958,64 +1132,111 @@ function quickAddFilter() {
                        title: __("Create Filter"),
                        style: "width: 600px",
                        test: function() {
-                               if (this.validate()) {
+                               var query = "backend.php?" + dojo.formToQuery("filter_new_form") + "&savemode=test";
 
-                                       if (dijit.byId("filterTestDlg"))
-                                               dijit.byId("filterTestDlg").destroyRecursive();
+                               if (dijit.byId("filterTestDlg"))
+                                       dijit.byId("filterTestDlg").destroyRecursive();
 
-                                       tdialog = new dijit.Dialog({
-                                               id: "filterTestDlg",
-                                               title: __("Filter Test Results"),
-                                               style: "width: 600px",
-                                               href: "backend.php?savemode=test&" +
-                                                       dojo.objectToQuery(dialog.attr('value')),
-                                               });
+                               var test_dlg = new dijit.Dialog({
+                                       id: "filterTestDlg",
+                                       title: "Test Filter",
+                                       style: "width: 600px",
+                                       href: query});
+
+                               test_dlg.show();
+                       },
+                       selectRules: function(select) {
+                               $$("#filterDlg_Matches input[type=checkbox]").each(function(e) {
+                                       e.checked = select;
+                                       if (select)
+                                               e.parentNode.addClassName("Selected");
+                                       else
+                                               e.parentNode.removeClassName("Selected");
+                               });
+                       },
+                       selectActions: function(select) {
+                               $$("#filterDlg_Actions input[type=checkbox]").each(function(e) {
+                                       e.checked = select;
 
-                                       tdialog.show();
+                                       if (select)
+                                               e.parentNode.addClassName("Selected");
+                                       else
+                                               e.parentNode.removeClassName("Selected");
 
-                               }
+                               });
+                       },
+                       editRule: function(e) {
+                               var li = e.parentNode;
+                               var rule = li.getElementsByTagName("INPUT")[1].value;
+                               addFilterRule(li, rule);
+                       },
+                       editAction: function(e) {
+                               var li = e.parentNode;
+                               var action = li.getElementsByTagName("INPUT")[1].value;
+                               addFilterAction(li, action);
+                       },
+                       addAction: function() { addFilterAction(); },
+                       addRule: function() { addFilterRule(); },
+                       deleteAction: function() {
+                               $$("#filterDlg_Actions li.[class*=Selected]").each(function(e) { e.parentNode.removeChild(e) });
+                       },
+                       deleteRule: function() {
+                               $$("#filterDlg_Matches li.[class*=Selected]").each(function(e) { e.parentNode.removeChild(e) });
                        },
                        execute: function() {
                                if (this.validate()) {
 
-                                       var query = "?op=rpc&method=verifyRegexp&reg_exp=" +
-                                               param_escape(dialog.attr('value').reg_exp);
+                                       var query = dojo.formToQuery("filter_new_form");
 
-                                       notify_progress("Verifying regular expression...");
+                                       console.log(query);
 
-                                       new Ajax.Request("backend.php", {
+                                       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();
-                                                                                       }
-                                                                       }});
-                                                               }
+                                               onComplete: function (transport) {
+                                                       if (inPreferences()) {
+                                                               updateFilterList();
                                                        }
-                                       }});
+
+                                                       dialog.hide();
+                                       } });
                                }
                        },
                        href: query});
 
+               if (!inPreferences()) {
+                       var lh = dojo.connect(dialog, "onLoad", function(){
+                               dojo.disconnect(lh);
+
+                               var query = "op=rpc&method=getlinktitlebyid&id=" + getActiveArticleId();
+
+                               new Ajax.Request("backend.php", {
+                               parameters: query,
+                               onComplete: function(transport) {
+                                       var reply = JSON.parse(transport.responseText);
+
+                                       var title = false;
+
+                                       if (reply && reply) title = reply.title;
+
+                                       if (title || getActiveFeedId() || activeFeedIsCat()) {
+
+                                               console.log(title + " " + getActiveFeedId());
+
+                                               var feed_id = activeFeedIsCat() ? 'CAT:' + parseInt(getActiveFeedId()) :
+                                                       getActiveFeedId();
+
+                                               var rule = { reg_exp: title, feed_id: feed_id, filter_type: 1 };
+
+                                               addFilterRule(null, dojo.toJson(rule));
+                                       }
+
+                               } });
+
+                       });
+               }
+
                dialog.show();
+
        } catch (e) {
                exception_error("quickAddFilter", e);
        }
@@ -1062,6 +1283,8 @@ function unsubscribeFeed(feed_id, title) {
                                        } else {
                                                if (feed_id == getActiveFeedId())
                                                        setTimeout("viewfeed(-5)", 100);
+
+                                               if (feed_id < 0) updateFeedList();
                                        }
 
                                } });
@@ -1106,6 +1329,8 @@ function backend_sanity_check_callback(transport) {
                                for (k in params) {
                                        var v = params[k];
                                        console.log("IP: " + k + " => " + v);
+
+                                       if (k == "label_base_index") _label_base_index = parseInt(v);
                                }
                        }
 
@@ -1298,6 +1523,7 @@ function selectTableRows(id, mode) {
                for (var i = 0; i < rows.length; i++) {
                        var row = rows[i];
                        var cb = false;
+                       var dcb = false;
 
                        if (row.id && row.className) {
                                var bare_id = row.id.replace(/^[A-Z]*?-/, "");
@@ -1310,27 +1536,33 @@ function selectTableRows(id, mode) {
                                                        input.id.match(bare_id)) {
 
                                                cb = input;
+                                               dcb = dijit.getEnclosingWidget(cb);
                                                break;
                                        }
                                }
 
-                               if (cb) {
+                               if (cb || dcb) {
                                        var issel = row.hasClassName("Selected");
 
                                        if (mode == "all" && !issel) {
                                                row.addClassName("Selected");
                                                cb.checked = true;
+                                               if (dcb) dcb.set("checked", true);
                                        } else if (mode == "none" && issel) {
                                                row.removeClassName("Selected");
                                                cb.checked = false;
+                                               if (dcb) dcb.set("checked", false);
+
                                        } else if (mode == "invert") {
 
                                                if (issel) {
                                                        row.removeClassName("Selected");
                                                        cb.checked = false;
+                                                       if (dcb) dcb.set("checked", false);
                                                } else {
                                                        row.addClassName("Selected");
                                                        cb.checked = true;
+                                                       if (dcb) dcb.set("checked", true);
                                                }
                                        }
                                }
@@ -1373,6 +1605,9 @@ function editFeed(feed, event) {
 
                console.log(query);
 
+               if (dijit.byId("filterEditDlg"))
+                       dijit.byId("filterEditDlg").destroyRecursive();
+
                if (dijit.byId("feedEditDlg"))
                        dijit.byId("feedEditDlg").destroyRecursive();
 
@@ -1515,7 +1750,7 @@ function feedBrowser() {
                                        } });
                        },
                        removeFromArchive: function() {
-                               var selected = this.getSelectedFeeds();
+                               var selected = this.getSelectedFeedIds();
 
                                if (selected.length > 0) {
 
@@ -1524,7 +1759,7 @@ function feedBrowser() {
                                        if (confirm(pr)) {
                                                Element.show('feed_browser_spinner');
 
-                                               var query = "?op=rpc&method=remarchived&ids=" +
+                                               var query = "?op=rpc&method=remarchive&ids=" +
                                                        param_escape(selected.toString());;
 
                                                new Ajax.Request("backend.php", {
@@ -1551,7 +1786,7 @@ function feedBrowser() {
 
 function showFeedsWithErrors() {
        try {
-               var query = "backend.php?op=dlg&method=feedsWithErrors";
+               var query = "backend.php?op=pref-feeds&method=feedsWithErrors";
 
                if (dijit.byId("errorFeedsDlg"))
                        dijit.byId("errorFeedsDlg").destroyRecursive();
@@ -1655,3 +1890,102 @@ function get_radio_checked(radioObj) {
        }
        return("");
 }
+
+function get_timestamp() {
+       var date = new Date();
+       return Math.round(date.getTime() / 1000);
+}
+
+function helpDialog(topic) {
+       try {
+               var query = "backend.php?op=backend&method=help&topic=" + param_escape(topic);
+
+               if (dijit.byId("helpDlg"))
+                       dijit.byId("helpDlg").destroyRecursive();
+
+               dialog = new dijit.Dialog({
+                       id: "helpDlg",
+                       title: __("Help"),
+                       style: "width: 600px",
+                       href: query,
+               });
+
+               dialog.show();
+
+       } catch (e) {
+               exception_error("helpDialog", e);
+       }
+}
+
+function htmlspecialchars_decode (string, quote_style) {
+  // http://kevin.vanzonneveld.net
+  // +   original by: Mirek Slugen
+  // +   improved by: Kevin van Zonneveld (http://kevin.vanzonneveld.net)
+  // +   bugfixed by: Mateusz "loonquawl" Zalega
+  // +      input by: ReverseSyntax
+  // +      input by: Slawomir Kaniecki
+  // +      input by: Scott Cariss
+  // +      input by: Francois
+  // +   bugfixed by: Onno Marsman
+  // +    revised by: Kevin van Zonneveld (http://kevin.vanzonneveld.net)
+  // +   bugfixed by: Brett Zamir (http://brett-zamir.me)
+  // +      input by: Ratheous
+  // +      input by: Mailfaker (http://www.weedem.fr/)
+  // +      reimplemented by: Brett Zamir (http://brett-zamir.me)
+  // +    bugfixed by: Brett Zamir (http://brett-zamir.me)
+  // *     example 1: htmlspecialchars_decode("<p>this -&gt; &quot;</p>", 'ENT_NOQUOTES');
+  // *     returns 1: '<p>this -> &quot;</p>'
+  // *     example 2: htmlspecialchars_decode("&amp;quot;");
+  // *     returns 2: '&quot;'
+  var optTemp = 0,
+    i = 0,
+    noquotes = false;
+  if (typeof quote_style === 'undefined') {
+    quote_style = 2;
+  }
+  string = string.toString().replace(/&lt;/g, '<').replace(/&gt;/g, '>');
+  var OPTS = {
+    'ENT_NOQUOTES': 0,
+    'ENT_HTML_QUOTE_SINGLE': 1,
+    'ENT_HTML_QUOTE_DOUBLE': 2,
+    'ENT_COMPAT': 2,
+    'ENT_QUOTES': 3,
+    'ENT_IGNORE': 4
+  };
+  if (quote_style === 0) {
+    noquotes = true;
+  }
+  if (typeof quote_style !== 'number') { // Allow for a single string or an array of string flags
+    quote_style = [].concat(quote_style);
+    for (i = 0; i < quote_style.length; i++) {
+      // Resolve string input to bitwise e.g. 'PATHINFO_EXTENSION' becomes 4
+      if (OPTS[quote_style[i]] === 0) {
+        noquotes = true;
+      } else if (OPTS[quote_style[i]]) {
+        optTemp = optTemp | OPTS[quote_style[i]];
+      }
+    }
+    quote_style = optTemp;
+  }
+  if (quote_style & OPTS.ENT_HTML_QUOTE_SINGLE) {
+    string = string.replace(/&#0*39;/g, "'"); // PHP doesn't currently escape if more than one 0, but it should
+    // string = string.replace(/&apos;|&#x0*27;/g, "'"); // This would also be useful here, but not a part of PHP
+  }
+  if (!noquotes) {
+    string = string.replace(/&quot;/g, '"');
+  }
+  // Put this in last place to avoid escape being double-decoded
+  string = string.replace(/&amp;/g, '&');
+
+  return string;
+}
+
+
+function label_to_feed_id(label) {
+       return _label_base_index - 1 - Math.abs(label);
+}
+
+function feed_to_label_id(feed) {
+       return _label_base_index - 1 + Math.abs(feed);
+}
+