michael@0: /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0:  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: const { classes: Cc, interfaces: Ci, utils: Cu } = Components;
michael@0: 
michael@0: Cu.import("resource://gre/modules/XPCOMUtils.jsm");
michael@0: Cu.import("resource://gre/modules/Services.jsm");
michael@0: Cu.import("resource://gre/modules/Troubleshoot.jsm");
michael@0: Cu.import("resource://gre/modules/ResetProfile.jsm");
michael@0: 
michael@0: XPCOMUtils.defineLazyModuleGetter(this, "PluralForm",
michael@0:                                   "resource://gre/modules/PluralForm.jsm");
michael@0: 
michael@0: window.addEventListener("load", function onload(event) {
michael@0:   try {
michael@0:   window.removeEventListener("load", onload, false);
michael@0:   Troubleshoot.snapshot(function (snapshot) {
michael@0:     for (let prop in snapshotFormatters)
michael@0:       snapshotFormatters[prop](snapshot[prop]);
michael@0:   });
michael@0:   populateResetBox();
michael@0:   setupEventListeners();
michael@0:   } catch (e) {
michael@0:     Cu.reportError("stack of load error for about:support: " + e + ": " + e.stack);
michael@0:   }
michael@0: }, false);
michael@0: 
michael@0: // Each property in this object corresponds to a property in Troubleshoot.jsm's
michael@0: // snapshot data.  Each function is passed its property's corresponding data,
michael@0: // and it's the function's job to update the page with it.
michael@0: let snapshotFormatters = {
michael@0: 
michael@0:   application: function application(data) {
michael@0:     $("application-box").textContent = data.name;
michael@0:     $("useragent-box").textContent = data.userAgent;
michael@0:     $("supportLink").href = data.supportURL;
michael@0:     let version = data.version;
michael@0:     if (data.vendor)
michael@0:       version += " (" + data.vendor + ")";
michael@0:     $("version-box").textContent = version;
michael@0:   },
michael@0: 
michael@0: #ifdef MOZ_CRASHREPORTER
michael@0:   crashes: function crashes(data) {
michael@0:     let strings = stringBundle();
michael@0:     let daysRange = Troubleshoot.kMaxCrashAge / (24 * 60 * 60 * 1000);
michael@0:     $("crashes-title").textContent =
michael@0:       PluralForm.get(daysRange, strings.GetStringFromName("crashesTitle"))
michael@0:                 .replace("#1", daysRange);
michael@0:     let reportURL;
michael@0:     try {
michael@0:       reportURL = Services.prefs.getCharPref("breakpad.reportURL");
michael@0:       // Ignore any non http/https urls
michael@0:       if (!/^https?:/i.test(reportURL))
michael@0:         reportURL = null;
michael@0:     }
michael@0:     catch (e) { }
michael@0:     if (!reportURL) {
michael@0:       $("crashes-noConfig").style.display = "block";
michael@0:       $("crashes-noConfig").classList.remove("no-copy");
michael@0:       return;
michael@0:     }
michael@0:     else {
michael@0:       $("crashes-allReports").style.display = "block";
michael@0:       $("crashes-allReports").classList.remove("no-copy");
michael@0:     }
michael@0: 
michael@0:     if (data.pending > 0) {
michael@0:       $("crashes-allReportsWithPending").textContent =
michael@0:         PluralForm.get(data.pending, strings.GetStringFromName("pendingReports"))
michael@0:                   .replace("#1", data.pending);
michael@0:     }
michael@0: 
michael@0:     let dateNow = new Date();
michael@0:     $.append($("crashes-tbody"), data.submitted.map(function (crash) {
michael@0:       let date = new Date(crash.date);
michael@0:       let timePassed = dateNow - date;
michael@0:       let formattedDate;
michael@0:       if (timePassed >= 24 * 60 * 60 * 1000)
michael@0:       {
michael@0:         let daysPassed = Math.round(timePassed / (24 * 60 * 60 * 1000));
michael@0:         let daysPassedString = strings.GetStringFromName("crashesTimeDays");
michael@0:         formattedDate = PluralForm.get(daysPassed, daysPassedString)
michael@0:                                   .replace("#1", daysPassed);
michael@0:       }
michael@0:       else if (timePassed >= 60 * 60 * 1000)
michael@0:       {
michael@0:         let hoursPassed = Math.round(timePassed / (60 * 60 * 1000));
michael@0:         let hoursPassedString = strings.GetStringFromName("crashesTimeHours");
michael@0:         formattedDate = PluralForm.get(hoursPassed, hoursPassedString)
michael@0:                                   .replace("#1", hoursPassed);
michael@0:       }
michael@0:       else
michael@0:       {
michael@0:         let minutesPassed = Math.max(Math.round(timePassed / (60 * 1000)), 1);
michael@0:         let minutesPassedString = strings.GetStringFromName("crashesTimeMinutes");
michael@0:         formattedDate = PluralForm.get(minutesPassed, minutesPassedString)
michael@0:                                   .replace("#1", minutesPassed);
michael@0:       }
michael@0:       return $.new("tr", [
michael@0:         $.new("td", [
michael@0:           $.new("a", crash.id, null, {href : reportURL + crash.id})
michael@0:         ]),
michael@0:         $.new("td", formattedDate)
michael@0:       ]);
michael@0:     }));
michael@0:   },
michael@0: #endif
michael@0: 
michael@0:   extensions: function extensions(data) {
michael@0:     $.append($("extensions-tbody"), data.map(function (extension) {
michael@0:       return $.new("tr", [
michael@0:         $.new("td", extension.name),
michael@0:         $.new("td", extension.version),
michael@0:         $.new("td", extension.isActive),
michael@0:         $.new("td", extension.id),
michael@0:       ]);
michael@0:     }));
michael@0:   },
michael@0: 
michael@0:   experiments: function experiments(data) {
michael@0:     $.append($("experiments-tbody"), data.map(function (experiment) {
michael@0:       return $.new("tr", [
michael@0:         $.new("td", experiment.name),
michael@0:         $.new("td", experiment.id),
michael@0:         $.new("td", experiment.description),
michael@0:         $.new("td", experiment.active),
michael@0:         $.new("td", experiment.endDate),
michael@0:         $.new("td", [
michael@0:           $.new("a", experiment.detailURL, null, {href : experiment.detailURL,})
michael@0:         ]),
michael@0:       ]);
michael@0:     }));
michael@0:   },
michael@0: 
michael@0:   modifiedPreferences: function modifiedPreferences(data) {
michael@0:     $.append($("prefs-tbody"), sortedArrayFromObject(data).map(
michael@0:       function ([name, value]) {
michael@0:         return $.new("tr", [
michael@0:           $.new("td", name, "pref-name"),
michael@0:           // Very long preference values can cause users problems when they
michael@0:           // copy and paste them into some text editors.  Long values generally
michael@0:           // aren't useful anyway, so truncate them to a reasonable length.
michael@0:           $.new("td", String(value).substr(0, 120), "pref-value"),
michael@0:         ]);
michael@0:       }
michael@0:     ));
michael@0:   },
michael@0: 
michael@0:   graphics: function graphics(data) {
michael@0:     // graphics-info-properties tbody
michael@0:     if ("info" in data) {
michael@0:       let trs = sortedArrayFromObject(data.info).map(function ([prop, val]) {
michael@0:         return $.new("tr", [
michael@0:           $.new("th", prop, "column"),
michael@0:           $.new("td", String(val)),
michael@0:         ]);
michael@0:       });
michael@0:       $.append($("graphics-info-properties"), trs);
michael@0:       delete data.info;
michael@0:     }
michael@0: 
michael@0:     // graphics-failures-tbody tbody
michael@0:     if ("failures" in data) {
michael@0:       $.append($("graphics-failures-tbody"), data.failures.map(function (val) {
michael@0:         return $.new("tr", [$.new("td", val)]);
michael@0:       }));
michael@0:       delete data.failures;
michael@0:     }
michael@0: 
michael@0:     // graphics-tbody tbody
michael@0: 
michael@0:     function localizedMsg(msgArray) {
michael@0:       let nameOrMsg = msgArray.shift();
michael@0:       if (msgArray.length) {
michael@0:         // formatStringFromName logs an NS_ASSERTION failure otherwise that says
michael@0:         // "use GetStringFromName".  Lame.
michael@0:         try {
michael@0:           return strings.formatStringFromName(nameOrMsg, msgArray,
michael@0:                                               msgArray.length);
michael@0:         }
michael@0:         catch (err) {
michael@0:           // Throws if nameOrMsg is not a name in the bundle.  This shouldn't
michael@0:           // actually happen though, since msgArray.length > 1 => nameOrMsg is a
michael@0:           // name in the bundle, not a message, and the remaining msgArray
michael@0:           // elements are parameters.
michael@0:           return nameOrMsg;
michael@0:         }
michael@0:       }
michael@0:       try {
michael@0:         return strings.GetStringFromName(nameOrMsg);
michael@0:       }
michael@0:       catch (err) {
michael@0:         // Throws if nameOrMsg is not a name in the bundle.
michael@0:       }
michael@0:       return nameOrMsg;
michael@0:     }
michael@0: 
michael@0:     let out = Object.create(data);
michael@0:     let strings = stringBundle();
michael@0: 
michael@0:     out.acceleratedWindows =
michael@0:       data.numAcceleratedWindows + "/" + data.numTotalWindows;
michael@0:     if (data.windowLayerManagerType)
michael@0:       out.acceleratedWindows += " " + data.windowLayerManagerType;
michael@0:     if (data.windowLayerManagerRemote)
michael@0:       out.acceleratedWindows += " (OMTC)";
michael@0:     if (data.numAcceleratedWindowsMessage)
michael@0:       out.acceleratedWindows +=
michael@0:         " " + localizedMsg(data.numAcceleratedWindowsMessage);
michael@0:     delete data.numAcceleratedWindows;
michael@0:     delete data.numTotalWindows;
michael@0:     delete data.windowLayerManagerType;
michael@0:     delete data.numAcceleratedWindowsMessage;
michael@0: 
michael@0:     if ("direct2DEnabledMessage" in data) {
michael@0:       out.direct2DEnabled = localizedMsg(data.direct2DEnabledMessage);
michael@0:       delete data.direct2DEnabledMessage;
michael@0:       delete data.direct2DEnabled;
michael@0:     }
michael@0: 
michael@0:     if ("directWriteEnabled" in data) {
michael@0:       out.directWriteEnabled = data.directWriteEnabled;
michael@0:       if ("directWriteVersion" in data)
michael@0:         out.directWriteEnabled += " (" + data.directWriteVersion + ")";
michael@0:       delete data.directWriteEnabled;
michael@0:       delete data.directWriteVersion;
michael@0:     }
michael@0: 
michael@0:     if ("webglRendererMessage" in data) {
michael@0:       out.webglRenderer = localizedMsg(data.webglRendererMessage);
michael@0:       delete data.webglRendererMessage;
michael@0:       delete data.webglRenderer;
michael@0:     }
michael@0: 
michael@0:     let localizedOut = {};
michael@0:     for (let prop in out) {
michael@0:       let val = out[prop];
michael@0:       if (typeof(val) == "string" && !val)
michael@0:         // Ignore properties that are empty strings.
michael@0:         continue;
michael@0:       try {
michael@0:         var localizedName = strings.GetStringFromName(prop);
michael@0:       }
michael@0:       catch (err) {
michael@0:         // This shouldn't happen, but if there's a reported graphics property
michael@0:         // that isn't in the string bundle, don't let it break the page.
michael@0:         localizedName = prop;
michael@0:       }
michael@0:       localizedOut[localizedName] = val;
michael@0:     }
michael@0:     let trs = sortedArrayFromObject(localizedOut).map(function ([prop, val]) {
michael@0:       return $.new("tr", [
michael@0:         $.new("th", prop, "column"),
michael@0:         $.new("td", val),
michael@0:       ]);
michael@0:     });
michael@0:     $.append($("graphics-tbody"), trs);
michael@0:   },
michael@0: 
michael@0:   javaScript: function javaScript(data) {
michael@0:     $("javascript-incremental-gc").textContent = data.incrementalGCEnabled;
michael@0:   },
michael@0: 
michael@0:   accessibility: function accessibility(data) {
michael@0:     $("a11y-activated").textContent = data.isActive;
michael@0:     $("a11y-force-disabled").textContent = data.forceDisabled || 0;
michael@0:   },
michael@0: 
michael@0:   libraryVersions: function libraryVersions(data) {
michael@0:     let strings = stringBundle();
michael@0:     let trs = [
michael@0:       $.new("tr", [
michael@0:         $.new("th", ""),
michael@0:         $.new("th", strings.GetStringFromName("minLibVersions")),
michael@0:         $.new("th", strings.GetStringFromName("loadedLibVersions")),
michael@0:       ])
michael@0:     ];
michael@0:     sortedArrayFromObject(data).forEach(
michael@0:       function ([name, val]) {
michael@0:         trs.push($.new("tr", [
michael@0:           $.new("td", name),
michael@0:           $.new("td", val.minVersion),
michael@0:           $.new("td", val.version),
michael@0:         ]));
michael@0:       }
michael@0:     );
michael@0:     $.append($("libversions-tbody"), trs);
michael@0:   },
michael@0: 
michael@0:   userJS: function userJS(data) {
michael@0:     if (!data.exists)
michael@0:       return;
michael@0:     let userJSFile = Services.dirsvc.get("PrefD", Ci.nsIFile);
michael@0:     userJSFile.append("user.js");
michael@0:     $("prefs-user-js-link").href = Services.io.newFileURI(userJSFile).spec;
michael@0:     $("prefs-user-js-section").style.display = "";
michael@0:     // Clear the no-copy class
michael@0:     $("prefs-user-js-section").className = "";
michael@0:   },
michael@0: };
michael@0: 
michael@0: let $ = document.getElementById.bind(document);
michael@0: 
michael@0: $.new = function $_new(tag, textContentOrChildren, className, attributes) {
michael@0:   let elt = document.createElement(tag);
michael@0:   if (className)
michael@0:     elt.className = className;
michael@0:   if (attributes) {
michael@0:     for (let attrName in attributes)
michael@0:       elt.setAttribute(attrName, attributes[attrName]);
michael@0:   }
michael@0:   if (Array.isArray(textContentOrChildren))
michael@0:     this.append(elt, textContentOrChildren);
michael@0:   else
michael@0:     elt.textContent = String(textContentOrChildren);
michael@0:   return elt;
michael@0: };
michael@0: 
michael@0: $.append = function $_append(parent, children) {
michael@0:   children.forEach(function (c) parent.appendChild(c));
michael@0: };
michael@0: 
michael@0: function stringBundle() {
michael@0:   return Services.strings.createBundle(
michael@0:            "chrome://global/locale/aboutSupport.properties");
michael@0: }
michael@0: 
michael@0: function sortedArrayFromObject(obj) {
michael@0:   let tuples = [];
michael@0:   for (let prop in obj)
michael@0:     tuples.push([prop, obj[prop]]);
michael@0:   tuples.sort(function ([prop1, v1], [prop2, v2]) prop1.localeCompare(prop2));
michael@0:   return tuples;
michael@0: }
michael@0: 
michael@0: function copyRawDataToClipboard(button) {
michael@0:   if (button)
michael@0:     button.disabled = true;
michael@0:   try {
michael@0:     Troubleshoot.snapshot(function (snapshot) {
michael@0:       if (button)
michael@0:         button.disabled = false;
michael@0:       let str = Cc["@mozilla.org/supports-string;1"].
michael@0:                 createInstance(Ci.nsISupportsString);
michael@0:       str.data = JSON.stringify(snapshot, undefined, 2);
michael@0:       let transferable = Cc["@mozilla.org/widget/transferable;1"].
michael@0:                          createInstance(Ci.nsITransferable);
michael@0:       transferable.init(getLoadContext());
michael@0:       transferable.addDataFlavor("text/unicode");
michael@0:       transferable.setTransferData("text/unicode", str, str.data.length * 2);
michael@0:       Cc["@mozilla.org/widget/clipboard;1"].
michael@0:         getService(Ci.nsIClipboard).
michael@0:         setData(transferable, null, Ci.nsIClipboard.kGlobalClipboard);
michael@0: #ifdef ANDROID
michael@0:       // Present a toast notification.
michael@0:       let message = {
michael@0:         type: "Toast:Show",
michael@0:         message: stringBundle().GetStringFromName("rawDataCopied"),
michael@0:         duration: "short"
michael@0:       };
michael@0:       Services.androidBridge.handleGeckoMessage(message);
michael@0: #endif
michael@0:     });
michael@0:   }
michael@0:   catch (err) {
michael@0:     if (button)
michael@0:       button.disabled = false;
michael@0:     throw err;
michael@0:   }
michael@0: }
michael@0: 
michael@0: function getLoadContext() {
michael@0:   return window.QueryInterface(Ci.nsIInterfaceRequestor)
michael@0:                .getInterface(Ci.nsIWebNavigation)
michael@0:                .QueryInterface(Ci.nsILoadContext);
michael@0: }
michael@0: 
michael@0: function copyContentsToClipboard() {
michael@0:   // Get the HTML and text representations for the important part of the page.
michael@0:   let contentsDiv = $("contents");
michael@0:   let dataHtml = contentsDiv.innerHTML;
michael@0:   let dataText = createTextForElement(contentsDiv);
michael@0: 
michael@0:   // We can't use plain strings, we have to use nsSupportsString.
michael@0:   let supportsStringClass = Cc["@mozilla.org/supports-string;1"];
michael@0:   let ssHtml = supportsStringClass.createInstance(Ci.nsISupportsString);
michael@0:   let ssText = supportsStringClass.createInstance(Ci.nsISupportsString);
michael@0: 
michael@0:   let transferable = Cc["@mozilla.org/widget/transferable;1"]
michael@0:                        .createInstance(Ci.nsITransferable);
michael@0:   transferable.init(getLoadContext());
michael@0: 
michael@0:   // Add the HTML flavor.
michael@0:   transferable.addDataFlavor("text/html");
michael@0:   ssHtml.data = dataHtml;
michael@0:   transferable.setTransferData("text/html", ssHtml, dataHtml.length * 2);
michael@0: 
michael@0:   // Add the plain text flavor.
michael@0:   transferable.addDataFlavor("text/unicode");
michael@0:   ssText.data = dataText;
michael@0:   transferable.setTransferData("text/unicode", ssText, dataText.length * 2);
michael@0: 
michael@0:   // Store the data into the clipboard.
michael@0:   let clipboard = Cc["@mozilla.org/widget/clipboard;1"]
michael@0:                     .getService(Ci.nsIClipboard);
michael@0:   clipboard.setData(transferable, null, clipboard.kGlobalClipboard);
michael@0: 
michael@0: #ifdef ANDROID
michael@0:   // Present a toast notification.
michael@0:   let message = {
michael@0:     type: "Toast:Show",
michael@0:     message: stringBundle().GetStringFromName("textCopied"),
michael@0:     duration: "short"
michael@0:   };
michael@0:   Services.androidBridge.handleGeckoMessage(message);
michael@0: #endif
michael@0: }
michael@0: 
michael@0: // Return the plain text representation of an element.  Do a little bit
michael@0: // of pretty-printing to make it human-readable.
michael@0: function createTextForElement(elem) {
michael@0:   let serializer = new Serializer();
michael@0:   let text = serializer.serialize(elem);
michael@0: 
michael@0:   // Actual CR/LF pairs are needed for some Windows text editors.
michael@0: #ifdef XP_WIN
michael@0:   text = text.replace(/\n/g, "\r\n");
michael@0: #endif
michael@0: 
michael@0:   return text;
michael@0: }
michael@0: 
michael@0: function Serializer() {
michael@0: }
michael@0: 
michael@0: Serializer.prototype = {
michael@0: 
michael@0:   serialize: function (rootElem) {
michael@0:     this._lines = [];
michael@0:     this._startNewLine();
michael@0:     this._serializeElement(rootElem);
michael@0:     this._startNewLine();
michael@0:     return this._lines.join("\n").trim() + "\n";
michael@0:   },
michael@0: 
michael@0:   // The current line is always the line that writing will start at next.  When
michael@0:   // an element is serialized, the current line is updated to be the line at
michael@0:   // which the next element should be written.
michael@0:   get _currentLine() {
michael@0:     return this._lines.length ? this._lines[this._lines.length - 1] : null;
michael@0:   },
michael@0: 
michael@0:   set _currentLine(val) {
michael@0:     return this._lines[this._lines.length - 1] = val;
michael@0:   },
michael@0: 
michael@0:   _serializeElement: function (elem) {
michael@0:     if (this._ignoreElement(elem))
michael@0:       return;
michael@0: 
michael@0:     // table
michael@0:     if (elem.localName == "table") {
michael@0:       this._serializeTable(elem);
michael@0:       return;
michael@0:     }
michael@0: 
michael@0:     // all other elements
michael@0: 
michael@0:     let hasText = false;
michael@0:     for (let child of elem.childNodes) {
michael@0:       if (child.nodeType == Node.TEXT_NODE) {
michael@0:         let text = this._nodeText(child);
michael@0:         this._appendText(text);
michael@0:         hasText = hasText || !!text.trim();
michael@0:       }
michael@0:       else if (child.nodeType == Node.ELEMENT_NODE)
michael@0:         this._serializeElement(child);
michael@0:     }
michael@0: 
michael@0:     // For headings, draw a "line" underneath them so they stand out.
michael@0:     if (/^h[0-9]+$/.test(elem.localName)) {
michael@0:       let headerText = (this._currentLine || "").trim();
michael@0:       if (headerText) {
michael@0:         this._startNewLine();
michael@0:         this._appendText("-".repeat(headerText.length));
michael@0:       }
michael@0:     }
michael@0: 
michael@0:     // Add a blank line underneath block elements but only if they contain text.
michael@0:     if (hasText) {
michael@0:       let display = window.getComputedStyle(elem).getPropertyValue("display");
michael@0:       if (display == "block") {
michael@0:         this._startNewLine();
michael@0:         this._startNewLine();
michael@0:       }
michael@0:     }
michael@0:   },
michael@0: 
michael@0:   _startNewLine: function (lines) {
michael@0:     let currLine = this._currentLine;
michael@0:     if (currLine) {
michael@0:       // The current line is not empty.  Trim it.
michael@0:       this._currentLine = currLine.trim();
michael@0:       if (!this._currentLine)
michael@0:         // The current line became empty.  Discard it.
michael@0:         this._lines.pop();
michael@0:     }
michael@0:     this._lines.push("");
michael@0:   },
michael@0: 
michael@0:   _appendText: function (text, lines) {
michael@0:     this._currentLine += text;
michael@0:   },
michael@0: 
michael@0:   _serializeTable: function (table) {
michael@0:     // Collect the table's column headings if in fact there are any.  First
michael@0:     // check thead.  If there's no thead, check the first tr.
michael@0:     let colHeadings = {};
michael@0:     let tableHeadingElem = table.querySelector("thead");
michael@0:     if (!tableHeadingElem)
michael@0:       tableHeadingElem = table.querySelector("tr");
michael@0:     if (tableHeadingElem) {
michael@0:       let tableHeadingCols = tableHeadingElem.querySelectorAll("th,td");
michael@0:       // If there's a contiguous run of th's in the children starting from the
michael@0:       // rightmost child, then consider them to be column headings.
michael@0:       for (let i = tableHeadingCols.length - 1; i >= 0; i--) {
michael@0:         if (tableHeadingCols[i].localName != "th")
michael@0:           break;
michael@0:         colHeadings[i] = this._nodeText(tableHeadingCols[i]).trim();
michael@0:       }
michael@0:     }
michael@0:     let hasColHeadings = Object.keys(colHeadings).length > 0;
michael@0:     if (!hasColHeadings)
michael@0:       tableHeadingElem = null;
michael@0: 
michael@0:     let trs = table.querySelectorAll("table > tr, tbody > tr");
michael@0:     let startRow =
michael@0:       tableHeadingElem && tableHeadingElem.localName == "tr" ? 1 : 0;
michael@0: 
michael@0:     if (startRow >= trs.length)
michael@0:       // The table's empty.
michael@0:       return;
michael@0: 
michael@0:     if (hasColHeadings && !this._ignoreElement(tableHeadingElem)) {
michael@0:       // Use column headings.  Print each tr as a multi-line chunk like:
michael@0:       //   Heading 1: Column 1 value
michael@0:       //   Heading 2: Column 2 value
michael@0:       for (let i = startRow; i < trs.length; i++) {
michael@0:         if (this._ignoreElement(trs[i]))
michael@0:           continue;
michael@0:         let children = trs[i].querySelectorAll("td");
michael@0:         for (let j = 0; j < children.length; j++) {
michael@0:           let text = "";
michael@0:           if (colHeadings[j])
michael@0:             text += colHeadings[j] + ": ";
michael@0:           text += this._nodeText(children[j]).trim();
michael@0:           this._appendText(text);
michael@0:           this._startNewLine();
michael@0:         }
michael@0:         this._startNewLine();
michael@0:       }
michael@0:       return;
michael@0:     }
michael@0: 
michael@0:     // Don't use column headings.  Assume the table has only two columns and
michael@0:     // print each tr in a single line like:
michael@0:     //   Column 1 value: Column 2 value
michael@0:     for (let i = startRow; i < trs.length; i++) {
michael@0:       if (this._ignoreElement(trs[i]))
michael@0:         continue;
michael@0:       let children = trs[i].querySelectorAll("th,td");
michael@0:       let rowHeading = this._nodeText(children[0]).trim();
michael@0:       this._appendText(rowHeading + ": " + this._nodeText(children[1]).trim());
michael@0:       this._startNewLine();
michael@0:     }
michael@0:     this._startNewLine();
michael@0:   },
michael@0: 
michael@0:   _ignoreElement: function (elem) {
michael@0:     return elem.classList.contains("no-copy");
michael@0:   },
michael@0: 
michael@0:   _nodeText: function (node) {
michael@0:     return node.textContent.replace(/\s+/g, " ");
michael@0:   },
michael@0: };
michael@0: 
michael@0: function openProfileDirectory() {
michael@0:   // Get the profile directory.
michael@0:   let currProfD = Services.dirsvc.get("ProfD", Ci.nsIFile);
michael@0:   let profileDir = currProfD.path;
michael@0: 
michael@0:   // Show the profile directory.
michael@0:   let nsLocalFile = Components.Constructor("@mozilla.org/file/local;1",
michael@0:                                            "nsILocalFile", "initWithPath");
michael@0:   new nsLocalFile(profileDir).reveal();
michael@0: }
michael@0: 
michael@0: /**
michael@0:  * Profile reset is only supported for the default profile if the appropriate migrator exists.
michael@0:  */
michael@0: function populateResetBox() {
michael@0:   if (ResetProfile.resetSupported())
michael@0:     $("reset-box").style.visibility = "visible";
michael@0: }
michael@0: 
michael@0: /**
michael@0:  * Set up event listeners for buttons.
michael@0:  */
michael@0: function setupEventListeners(){
michael@0:   $("show-update-history-button").addEventListener("click", function (event) {
michael@0:     var prompter = Cc["@mozilla.org/updates/update-prompt;1"].createInstance(Ci.nsIUpdatePrompt);
michael@0:       prompter.showUpdateHistory(window);
michael@0:   });
michael@0:   $("reset-box-button").addEventListener("click", function (event){
michael@0:     ResetProfile.openConfirmationDialog(window);
michael@0:   });
michael@0:   $("copy-raw-data-to-clipboard").addEventListener("click", function (event){
michael@0:     copyRawDataToClipboard(this);
michael@0:   });
michael@0:   $("copy-to-clipboard").addEventListener("click", function (event){
michael@0:     copyContentsToClipboard();
michael@0:   });
michael@0:   $("profile-dir-button").addEventListener("click", function (event){
michael@0:     openProfileDirectory();
michael@0:   });
michael@0: }