Issue #1258 - Part 1: Import mailnews, ldap, and mork from comm-esr52.9.1

1 files changed, 363 insertions, 0 deletions

diff --git a/mailnews/extensions/newsblog/content/newsblogOverlay.js b/mailnews/extensions/newsblog/content/newsblogOverlay.js
new file mode 100644
index 000000000..f7e08ec95
--- /dev/null
+++ b/mailnews/extensions/newsblog/content/newsblogOverlay.js
@@ -0,0 +1,363 @@
+/* -*- Mode: JavaScript; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+Components.utils.import("resource:///modules/gloda/mimemsg.js");
+Components.utils.import("resource:///modules/mailServices.js");
+Components.utils.import("resource://gre/modules/Services.jsm");
+
+// This global is for SeaMonkey compatibility.
+var gShowFeedSummary;
+
+var FeedMessageHandler = {
+  gShowSummary: true,
+  gToggle: false,
+  kSelectOverrideWebPage:   0,
+  kSelectOverrideSummary:   1,
+  kSelectFeedDefault:       2,
+  kOpenWebPage:             0,
+  kOpenSummary:             1,
+  kOpenToggleInMessagePane: 2,
+  kOpenLoadInBrowser:       3,
+
+  /**
+   * How to load message on threadpane select.
+   */
+  get onSelectPref() {
+    return Services.prefs.getIntPref("rss.show.summary");
+  },
+
+  set onSelectPref(val) {
+    Services.prefs.setIntPref("rss.show.summary", val);
+    ReloadMessage();
+  },
+
+  /**
+   * Load web page on threadpane select.
+   */
+  get loadWebPageOnSelectPref() {
+    return Services.prefs.getIntPref("rss.message.loadWebPageOnSelect") ? true : false;
+  },
+
+  /**
+   * How to load message on open (enter/dbl click in threadpane, contextmenu).
+   */
+  get onOpenPref() {
+    return Services.prefs.getIntPref("rss.show.content-base");
+  },
+
+  set onOpenPref(val) {
+    Services.prefs.setIntPref("rss.show.content-base", val);
+  },
+
+  /**
+   * Determine if a message is a feed message. Prior to Tb15, a message had to
+   * be in an rss acount type folder. In Tb15 and later, a flag is set on the
+   * message itself upon initial store; the message can be moved to any folder.
+   *
+   * @param nsIMsgDBHdr aMsgHdr - the message.
+   *
+   * @return true if message is a feed, false if not.
+   */
+  isFeedMessage: function(aMsgHdr) {
+    return (aMsgHdr instanceof Components.interfaces.nsIMsgDBHdr) &&
+           ((aMsgHdr.flags & Components.interfaces.nsMsgMessageFlags.FeedMsg) ||
+            (aMsgHdr.folder && aMsgHdr.folder.server.type == "rss"));
+  },
+
+  /**
+   * Determine whether to show a feed message summary or load a web page in the
+   * message pane.
+   *
+   * @param nsIMsgDBHdr aMsgHdr - the message.
+   * @param bool aToggle        - true if in toggle mode, false otherwise.
+   *
+   * @return true if summary is to be displayed, false if web page.
+   */
+  shouldShowSummary: function(aMsgHdr, aToggle) {
+    // Not a feed message, always show summary (the message).
+    if (!this.isFeedMessage(aMsgHdr))
+      return true;
+
+    // Notified of a summary reload when toggling, reset toggle and return.
+    if (!aToggle && this.gToggle)
+      return !(this.gToggle = false);
+
+    let showSummary = true;
+    this.gToggle = aToggle;
+
+    // Thunderbird 2 rss messages with 'Show article summary' not selected,
+    // ie message body constructed to show web page in an iframe, can't show
+    // a summary - notify user.
+    let browser = getBrowser();
+    let contentDoc = browser ? browser.contentDocument : null;
+    let rssIframe = contentDoc ? contentDoc.getElementById("_mailrssiframe") : null;
+    if (rssIframe) {
+      if (this.gToggle || this.onSelectPref == this.kSelectOverrideSummary)
+        this.gToggle = false;
+      return false;
+    }
+
+    if (aToggle)
+      // Toggle mode, flip value.
+      return gShowFeedSummary = this.gShowSummary = !this.gShowSummary;
+
+    let wintype = document.documentElement.getAttribute("windowtype");
+    let tabMail = document.getElementById("tabmail");
+    let messageTab = tabMail && tabMail.currentTabInfo.mode.type == "message";
+    let messageWindow = wintype == "mail:messageWindow";
+
+    switch (this.onSelectPref) {
+      case this.kSelectOverrideWebPage:
+        showSummary = false;
+        break;
+      case this.kSelectOverrideSummary:
+        showSummary = true
+        break;
+      case this.kSelectFeedDefault:
+        // Get quickmode per feed folder pref from feeds.rdf. If the feed
+        // message is not in a feed account folder (hence the folder is not in
+        // the feeds database), or FZ_QUICKMODE property is not found (possible
+        // in pre renovation urls), err on the side of showing the summary.
+        // For the former, toggle or global override is necessary; for the
+        // latter, a show summary checkbox toggle in Subscribe dialog will set
+        // one on the path to bliss.
+        let folder = aMsgHdr.folder, targetRes;
+        try {
+          targetRes = FeedUtils.getParentTargetForChildResource(
+                        folder.URI, FeedUtils.FZ_QUICKMODE, folder.server);
+        }
+        catch (ex) {
+          // Not in a feed account folder or other error.
+          FeedUtils.log.info("FeedMessageHandler.shouldShowSummary: could not " +
+                             "get summary pref for this folder");
+        }
+
+        showSummary = targetRes && targetRes.QueryInterface(Ci.nsIRDFLiteral).
+                                             Value == "false" ? false : true;
+        break;
+    }
+
+    gShowFeedSummary = this.gShowSummary = showSummary;
+
+    if (messageWindow || messageTab) {
+      // Message opened in either standalone window or tab, due to either
+      // message open pref (we are here only if the pref is 0 or 1) or
+      // contextmenu open.
+      switch (this.onOpenPref) {
+        case this.kOpenToggleInMessagePane:
+          // Opened by contextmenu, use the value derived above.
+          // XXX: allow a toggle via crtl?
+          break;
+        case this.kOpenWebPage:
+          showSummary = false;
+          break;
+        case this.kOpenSummary:
+          showSummary = true;
+          break;
+      }
+    }
+
+    // Auto load web page in browser on select, per pref; shouldShowSummary() is
+    // always called first to 1)test if feed, 2)get summary pref, so do it here.
+    if (this.loadWebPageOnSelectPref)
+      setTimeout(FeedMessageHandler.loadWebPage, 20, aMsgHdr, {browser:true});
+
+    return showSummary;
+  },
+
+  /**
+   * Load a web page for feed messages. Use MsgHdrToMimeMessage() to get
+   * the content-base url from the message headers. We cannot rely on
+   * currentHeaderData; it has not yet been streamed at our entry point in
+   * displayMessageChanged(), and in the case of a collapsed message pane it
+   * is not streamed.
+   *
+   * @param nsIMsgDBHdr aMessageHdr - the message.
+   * @param {obj} aWhere            - name value=true pair, where name is in:
+   *                                  'messagepane', 'browser', 'tab', 'window'.
+   */
+  loadWebPage: function(aMessageHdr, aWhere) {
+    MsgHdrToMimeMessage(aMessageHdr, null, function(aMsgHdr, aMimeMsg) {
+      if (aMimeMsg && aMimeMsg.headers["content-base"] &&
+          aMimeMsg.headers["content-base"][0]) {
+        let url = aMimeMsg.headers["content-base"], uri;
+        try {
+          let converter = Cc["@mozilla.org/intl/scriptableunicodeconverter"]
+                            .createInstance(Ci.nsIScriptableUnicodeConverter);
+          converter.charset = "UTF-8";
+          url = converter.ConvertToUnicode(url);
+          uri = Services.io.newURI(url, null, null);
+          url = uri.spec;
+        }
+        catch (ex) {
+          FeedUtils.log.info("FeedMessageHandler.loadWebPage: " +
+                             "invalid Content-Base header url - " + url);
+          return;
+        }
+        if (aWhere.browser)
+          Components.classes["@mozilla.org/uriloader/external-protocol-service;1"]
+                    .getService(Components.interfaces.nsIExternalProtocolService)
+                    .loadURI(uri);
+        else if (aWhere.messagepane) {
+          let loadFlag = getBrowser().webNavigation.LOAD_FLAGS_NONE;
+          getBrowser().webNavigation.loadURI(url, loadFlag, null, null, null);
+        }
+        else if (aWhere.tab)
+          openContentTab(url, "tab", "^");
+        else if (aWhere.window)
+          openContentTab(url, "window", "^");
+      }
+      else
+        FeedUtils.log.info("FeedMessageHandler.loadWebPage: could not get " +
+                           "Content-Base header url for this message");
+    });
+  },
+
+  /**
+   * Display summary or load web page for feed messages. Caller should already
+   * know if the message is a feed message.
+   *
+   * @param nsIMsgDBHdr aMsgHdr - the message.
+   * @param bool aShowSummary   - true if summary is to be displayed, false if
+   *                              web page.
+   */
+  setContent: function(aMsgHdr, aShowSummary) {
+    if (aShowSummary) {
+      // Only here if toggling to summary in 3pane.
+      if (this.gToggle && gDBView && GetNumSelectedMessages() == 1)
+        ReloadMessage();
+    }
+    else {
+      let browser = getBrowser();
+      if (browser && browser.contentDocument && browser.contentDocument.body)
+        browser.contentDocument.body.hidden = true;
+      // If in a non rss folder, hide possible remote content bar on a web
+      // page load, as it doesn't apply.
+      if ("msgNotificationBar" in window)
+        gMessageNotificationBar.clearMsgNotifications();
+
+      this.loadWebPage(aMsgHdr, {messagepane:true});
+      this.gToggle = false;
+    }
+  }
+}
+
+function openSubscriptionsDialog(aFolder)
+{
+  // Check for an existing feed subscriptions window and focus it.
+  let subscriptionsWindow =
+    Services.wm.getMostRecentWindow("Mail:News-BlogSubscriptions");
+
+  if (subscriptionsWindow)
+  {
+    if (aFolder)
+    {
+      subscriptionsWindow.FeedSubscriptions.selectFolder(aFolder);
+      subscriptionsWindow.FeedSubscriptions.mView.treeBox.ensureRowIsVisible(
+        subscriptionsWindow.FeedSubscriptions.mView.selection.currentIndex);
+    }
+
+    subscriptionsWindow.focus();
+  }
+  else
+  {
+    window.openDialog("chrome://messenger-newsblog/content/feed-subscriptions.xul",
+                      "", "centerscreen,chrome,dialog=no,resizable",
+                      { folder: aFolder});
+  }
+}
+
+// Special case attempts to reply/forward/edit as new RSS articles. For
+// messages stored prior to Tb15, we are here only if the message's folder's
+// account server is rss and feed messages moved to other types will have their
+// summaries loaded, as viewing web pages only happened in an rss account.
+// The user may choose whether to load a summary or web page link by ensuring
+// the current feed message is being viewed as either a summary or web page.
+function openComposeWindowForRSSArticle(aMsgComposeWindow, aMsgHdr, aMessageUri,
+                                        aType, aFormat, aIdentity, aMsgWindow)
+{
+  // Ensure right content is handled for web pages in window/tab.
+  let tabmail = document.getElementById("tabmail");
+  let is3pane = tabmail && tabmail.selectedTab && tabmail.selectedTab.mode ?
+                  tabmail.selectedTab.mode.type == "folder" : false;
+  let showingwebpage = ("FeedMessageHandler" in window) && !is3pane &&
+                       FeedMessageHandler.onOpenPref == FeedMessageHandler.kOpenWebPage;
+
+  if (gShowFeedSummary && !showingwebpage)
+  {
+    // The user is viewing the summary.
+    MailServices.compose.OpenComposeWindow(aMsgComposeWindow, aMsgHdr, aMessageUri,
+                                           aType, aFormat, aIdentity, aMsgWindow);
+
+  }
+  else
+  {
+    // Set up the compose message and get the feed message's web page link.
+    let Cc = Components.classes;
+    let Ci = Components.interfaces;
+    let msgHdr = aMsgHdr;
+    let type = aType;
+    let msgComposeType = Ci.nsIMsgCompType;
+    let subject = msgHdr.mime2DecodedSubject;
+    let fwdPrefix = Services.prefs.getCharPref("mail.forward_subject_prefix");
+    fwdPrefix = fwdPrefix ? fwdPrefix + ": " : "";
+
+    let params = Cc["@mozilla.org/messengercompose/composeparams;1"]
+                   .createInstance(Ci.nsIMsgComposeParams);
+
+    let composeFields = Cc["@mozilla.org/messengercompose/composefields;1"]
+                          .createInstance(Ci.nsIMsgCompFields);
+
+    if (type == msgComposeType.Reply ||
+        type == msgComposeType.ReplyAll ||
+        type == msgComposeType.ReplyToSender ||
+        type == msgComposeType.ReplyToGroup ||
+        type == msgComposeType.ReplyToSenderAndGroup)
+    {
+      subject = "Re: " + subject;
+    }
+    else if (type == msgComposeType.ForwardInline ||
+             type == msgComposeType.ForwardAsAttachment)
+    {
+      subject = fwdPrefix + subject;
+    }
+
+    params.composeFields = composeFields;
+    params.composeFields.subject = subject;
+    params.composeFields.characterSet = msgHdr.Charset;
+    params.composeFields.body = "";
+    params.bodyIsLink = false;
+    params.identity = aIdentity;
+
+    try
+    {
+      // The feed's web page url is stored in the Content-Base header.
+      MsgHdrToMimeMessage(msgHdr, null, function(aMsgHdr, aMimeMsg) {
+        if (aMimeMsg && aMimeMsg.headers["content-base"] &&
+            aMimeMsg.headers["content-base"][0])
+        {
+          let converter = Cc["@mozilla.org/intl/scriptableunicodeconverter"]
+                            .createInstance(Ci.nsIScriptableUnicodeConverter);
+          converter.charset = "UTF-8";
+          let url = converter.ConvertToUnicode(aMimeMsg.headers["content-base"]);
+          params.composeFields.body = url;
+          params.bodyIsLink = true;
+          MailServices.compose.OpenComposeWindowWithParams(null, params);
+        }
+        else
+          // No content-base url, use the summary.
+          MailServices.compose.OpenComposeWindow(aMsgComposeWindow, aMsgHdr, aMessageUri,
+                                                 aType, aFormat, aIdentity, aMsgWindow);
+
+      }, false, {saneBodySize: true});
+    }
+    catch (ex)
+    {
+      // Error getting header, use the summary.
+      MailServices.compose.OpenComposeWindow(aMsgComposeWindow, aMsgHdr, aMessageUri,
+                                             aType, aFormat, aIdentity, aMsgWindow);
+    }
+  }
+}