3 files changed, 119 insertions, 15 deletions

diff --git a/data/lib/bugzillaDOMFunctions.js b/data/lib/bugzillaDOMFunctions.js
index 98a2031..aedf131 100644
--- a/data/lib/bugzillaDOMFunctions.js
+++ b/data/lib/bugzillaDOMFunctions.js
@@ -283,6 +283,72 @@ function getProduct() {
   return null;
 }
 
+function commentsWalker (fce) {
+  var comments = document.getElementById("comments").
+  getElementsByClassName("bz_comment");
+  Array.forEach(comments, function(item) {
+    fce(item);
+  });
+}
+
+
+/**
+ * Parse the row with the attachment
+ *
+ * @param DOM
+ *          element to be parsed
+ * @return array with string name of the attachment, integer its id number,
+ *         string of MIME type, integer of size in kilobytes, and the whole
+ *         element itself
+ *
+ * TODO error handling is missing ... it's bleee
+ */
+function parseAttachmentLine(inElem) {
+  var MIMEtype = "";
+  var size = 0;
+
+  // Skip over obsolete attachments
+  if (inElem.getElementsByClassName("bz_obsolete").length > 0) {
+    return ([]);
+  }
+
+  // getting name of the attachment
+  var attName = inElem.getElementsByTagName("b")[0].textContent.trim();
+
+  // TODO probably could use url.URL object
+  var aHrefsArr = inElem.getElementsByTagName("a");
+  var aHref = Array.filter(aHrefsArr, function(x) {
+    return x.textContent.trim() === "Details";
+  })[0];
+  var id = parseURL(aHref.getAttribute("href")).params.id;
+
+  // getting MIME type and size
+  var stringArray = inElem.getElementsByClassName("bz_attach_extra_info")[0].textContent.
+  replace(/[\n ()]+/g, " ").trim().split(", ");
+  size = parseInt(stringArray[0], 10);
+  MIMEtype = stringArray[1].split(" ")[0];
+
+  return [ attName, id, MIMEtype, size, inElem ];
+}
+
+
+/**
+ * collect the list of attachments in a structured format
+ *
+ * @return Array of arrays, one for each attachments; each record has string
+ *         name of the attachment, integer its id number, string of MIME type,
+ *         integer of size in kilobytes, and the whole element itself
+ */
+function getAttachments () {
+  var outAtts = [];
+  var atts = document.getElementById("attachment_table").
+  getElementsByTagName("tr");
+  for ( var i = 1, ii = atts.length - 1; i < ii; i++) {
+    outAtts.push(parseAttachmentLine(atts[i]));
+  }
+  return outAtts;
+}
+
 /**
  * Get login of the currently logged-in user.
  *
diff --git a/data/lib/jumpNextBug.js b/data/lib/jumpNextBug.js
index 68e719b..b777fe8 100644
--- a/data/lib/jumpNextBug.js
+++ b/data/lib/jumpNextBug.js
@@ -1,16 +1,54 @@
 // Released under the MIT/X11 license
 // http://www.opensource.org/licenses/mit-license.php
 "use strict";
-var nextElement = {};
-var nextRE = new RegExp("Next");
 
-var aNavigElements = document.querySelectorAll("#bugzilla-body .navigation a");
-var filteredElements = Array.filter(aNavigElements, function(elem) {
-  return nextRE.test(elem.textContent);
-});
-console.log("filteredElements.length = " + filteredElements.length);
-if (filteredElements.length > 0) {
-  nextElement = filteredElements[0];
-  nextElement.setAttribute("accesskey", "n");
-  nextElement.innerHTML = "<u>N</u>ext";
-}
+(function createRelationElements() {
+  var relation = {};
+  var linkLabels = [
+      "First", "Last", "Prev", "Next"
+  ];
+  var labelToRelation = {
+    "First" : {
+      rel : "start"
+    },
+    "Last" : {
+      rel : "last"
+    },
+    "Prev" : {
+      rel : "prev"
+    },
+    "Next" : {
+      rel : "next"
+    }
+  };
+
+  function createLinkRel(rel, href) {
+    var newLinkElement = document.createElement("link");
+    newLinkElement.setAttribute("rel", rel);
+    newLinkElement.setAttribute("href", href);
+    document.getElementsByTagName("head")[0]
+        .appendChild(newLinkElement);
+  }
+
+  var aNavigElements = document
+      .querySelectorAll("#bugzilla-body .navigation a");
+  Array.forEach(aNavigElements, function(elem) {
+    var labelText = elem.textContent.trim();
+    if (isInList(labelText, linkLabels)) {
+      labelToRelation[labelText].href = elem
+          .getAttribute("href");
+    }
+    ;
+  });
+  console.myDebug("labelToRelation = "
+      + labelToRelation.toSource());
+
+  for ( var key in labelToRelation) {
+    if (labelToRelation.hasOwnProperty(key)) {
+      relation = labelToRelation[key];
+      if (relation.href) {
+        createLinkRel(relation.rel, relation.href);
+      }
+    }
+  }
+})();
diff --git a/data/lib/queries.js b/data/lib/queries.js
index 066991e..ccb2927 100644
--- a/data/lib/queries.js
+++ b/data/lib/queries.js
@@ -2,7 +2,7 @@
 // http://www.opensource.org/licenses/mit-license.php
 "use strict";
 
-function getSelection() {
+function getSel() {
   var text = "";
   var selectionObject = window.getSelection();
   if (selectionObject.rangeCount > 0) {
@@ -64,7 +64,7 @@ function queryInNewTab(text, component, product, equivComps) {
  * function this.queryInNewTab, and run it.
  */
 function queryForSelection() {
-  var text = getSelection();
+  var text = getSel();
   if (!text) {
     self.postMessage(new Message("GetClipboard", "queryLocal"));
   }
@@ -107,7 +107,7 @@ function queryUpstream(qUpBug) {
     alert("We don't have constantData.queryUpstreamBug set up!");
     return null;
   }
-  var text = getSelection();
+  var text = getSel();
   if (!text) {
     self
         .postMessage(new Message("GetClipboard", "queryUpstream"));