1 files changed, 132 insertions, 0 deletions
diff --git a/data/tweaks/preprocessDuplicates.js b/data/tweaks/preprocessDuplicates.js
new file mode 100644
index 0000000..d312fb9
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+++ b/data/tweaks/preprocessDuplicates.js
@@ -0,0 +1,132 @@
+/* ***** BEGIN LICENSE BLOCK *****
+ * Version: MPL 1.1/GPL 2.0/LGPL 2.1
+ *
+ * The contents of this file are subject to the Mozilla Public License Version
+ * 1.1 (the "License"); you may not use this file except in compliance with
+ * the License. You may obtain a copy of the License at
+ * http://www.mozilla.org/MPL/
+ *
+ * Software distributed under the License is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
+ * for the specific language governing rights and limitations under the
+ * License.
+ *
+ * The Original Code is Bugzilla Tweaks.
+ *
+ * The Initial Developer of the Original Code is Mozilla Foundation.
+ * Portions created by the Initial Developer are Copyright (C) 2010
+ * the Initial Developer. All Rights Reserved.
+ *
+ * Contributor(s):
+ *   Johnathan Nightingale <johnath@mozilla.com>
+ *   Ehsan Akhgari <ehsan@mozilla.com>
+ *
+ * Alternatively, the contents of this file may be used under the terms of
+ * either the GNU General Public License Version 2 or later (the "GPL"), or
+ * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
+ * in which case the provisions of the GPL or the LGPL are applicable instead
+ * of those above. If you wish to allow use of your version of this file only
+ * under the terms of either the GPL or the LGPL, and not to allow others to
+ * use your version of this file under the terms of the MPL, indicate your
+ * decision by deleting the provisions above and replace them with the notice
+ * and other provisions required by the GPL or the LGPL. If you do not delete
+ * the provisions above, a recipient may use your version of this file under
+ * the terms of any one of the MPL, the GPL or the LGPL.
+ *
+ * ***** END LICENSE BLOCK ***** */
+
+function preprocessDuplicateMarkers(mainDoc, histDoc) {
+  var comments = mainDoc.querySelectorAll(".bz_comment");
+  var reDuplicate = /^\s*\*\*\*\s+Bug\s+(\d+)\s+has\s+been\s+marked\s+as\s+a\s+duplicate\s+of\s+this\s+bug.\s+\*\*\*\s*$/i;
+  var row = 0;
+  var rows = histDoc.querySelectorAll("#bugzilla-body tr");
+  for ( var i = 1 /* comment 0 can never be a duplicate marker */; i < comments.length; ++i) {
+    var textHolder = comments[i]
+        .querySelector(".bz_comment_text");
+    var match = reDuplicate.exec(trimContent(textHolder));
+    if (match) {
+      // construct the table row to be injected in histDoc
+      var bugID = match[1];
+      var email = comments[i]
+          .querySelector(".bz_comment_user .email").href
+          .substr(7);
+      var link = textHolder.querySelector("a");
+      var title = link.title;
+      var time = trimContent(comments[i]
+          .querySelector(".bz_comment_time"));
+      var what = 'Duplicate';
+      var removed = '';
+      var number = trimContent(
+          comments[i].querySelector(".bz_comment_number"))
+          .replace(/[^\d]+/g, '');
+      var class_ = '';
+      if (/bz_closed/i.test(link.className + " "
+          + link.parentNode.className)) {
+        class_ += 'bz_closed ';
+      }
+      if (link.parentNode.tagName.toLowerCase() == 'i') {
+        class_ += 'bztw_unconfirmed ';
+      }
+      var added = '<a href="show_bug.cgi?id=' + bugID
+          + '" title="' + htmlEncode(title) + '" name="c'
+          + number + '" class="' + class_ + '">' + bugID
+          + '</a>';
+
+      // inject the table row
+      var reachedEnd = false;
+      for (; row < rows.length; ++row) {
+        var cells = rows[row].querySelectorAll("td");
+        if (cells.length != 5)
+          continue;
+        if (time > trimContent(cells[1])) {
+          if (row < rows.length - 1) {
+            continue;
+          }
+          else {
+            reachedEnd = true;
+          }
+        }
+        if (time == trimContent(cells[1])) {
+          cells[0].rowSpan++;
+          cells[1].rowSpan++;
+          var rowContents = [
+              what, removed, added
+          ];
+          var tr = histDoc.createElement("tr");
+          rowContents.forEach(function(cellContents) {
+            var td = histDoc.createElement("td");
+            td.innerHTML = cellContents;
+            tr.appendChild(td);
+          });
+          if (row != rows.length - 1) {
+            rows[row].parentNode.insertBefore(tr, rows[row + 1]);
+          }
+          else {
+            rows[row].parentNode.appendChild(tr);
+          }
+        }
+        else {
+          var rowContents = [
+              email, time, what, removed, added
+          ];
+          var tr = histDoc.createElement("tr");
+          rowContents.forEach(function(cellContents) {
+            var td = histDoc.createElement("td");
+            td.innerHTML = cellContents;
+            tr.appendChild(td);
+          });
+          if (reachedEnd) {
+            rows[row].parentNode.appendChild(tr);
+          }
+          else {
+            rows[row].parentNode.insertBefore(tr, rows[row]);
+          }
+        }
+        break;
+      }
+
+      // remove the comment from the main doc
+      comments[i].parentNode.removeChild(comments[i]);
+    }
+  }
+}