Fixed other functions broken

 * not all functions are able to accept the null as return value (directly
   or indirectly) of filterByRegexp
 * finally make all logic not to affect components which shouldn't be
   bothered with the test.

5 files changed, 23 insertions, 9 deletions

diff --git a/data/lib/bugzillaDOMFunctions.js b/data/lib/bugzillaDOMFunctions.js
index 30405f0..0f22020 100644
--- a/data/lib/bugzillaDOMFunctions.js
+++ b/data/lib/bugzillaDOMFunctions.js
@@ -133,8 +133,7 @@ function getOwner () {
  * @return String with the maintainer's email address
  */
 function getDefaultBugzillaMaintainer (component) {
-  var address = filterByRegexp(constantData.defBugzillaMaintainerArr, component);
-  return address;
+  return filterByRegexp(constantData.defBugzillaMaintainerArr, component);
 }
 
 /**
diff --git a/data/lib/otherButtons.js b/data/lib/otherButtons.js
index 1cca24b..2f93ea7 100644
--- a/data/lib/otherButtons.js
+++ b/data/lib/otherButtons.js
@@ -33,7 +33,7 @@ function collectComments () {
  */
 function getDefaultAssignee() {
   return filterByRegexp(constantData.defaultAssignee,
-    getComponent()).toLowerCase();
+    getComponent());
 }
 
 /**
@@ -46,7 +46,7 @@ function setDefaultAssignee() {
   var defAss = getDefaultAssignee();
 
   // Add setting default assignee
-  if ((defAss.length > 0) && (defAss !== getOwner())) {
+  if (defAss && (defAss !== getOwner())) {
     createNewButton("bz_assignee_edit_container",true, {
       "name": "Def. Assignee",
       "assignee": "default"
diff --git a/data/lib/queries.js b/data/lib/queries.js
index 0c00792..7f935c8 100644
--- a/data/lib/queries.js
+++ b/data/lib/queries.js
@@ -78,6 +78,9 @@ function queryForSelection() {
  */
 function queryUpstreamCallback(text, queryUpBug) {
   var searchData = filterByRegexp(queryUpBug, getComponent());
+  if (!searchData) {
+    return ; // not sure why it should happen, but certainly better
+  }
   var urlBase = searchData.url;
   text = searchData.searchBy+":"+searchData.fillIn+" "+text.trim();
   if (searchData.fillIn == "$$$") {
diff --git a/data/lib/rhbzpage.js b/data/lib/rhbzpage.js
index 327a1bf..55e0cc5 100644
--- a/data/lib/rhbzpage.js
+++ b/data/lib/rhbzpage.js
@@ -469,7 +469,9 @@ function RHBZinit() {
   if (constantData.xorgBugsCategories) {
     var XBZlist = filterByRegexp(constantData.
       xorgBugsCategories, getComponent());
-    makeBugCategoriesList(XBZlist);
+    if (XBZlist) {
+      makeBugCategoriesList(XBZlist);
+    }
   }
 
   // Dig out backtrace protection against double-firing?
diff --git a/data/lib/xorgBugCategories.js b/data/lib/xorgBugCategories.js
index 8168f18..c2c9c9b 100644
--- a/data/lib/xorgBugCategories.js
+++ b/data/lib/xorgBugCategories.js
@@ -2,19 +2,29 @@
 // http://www.opensource.org/licenses/mit-license.php
 "use strict";
 
+/**
+ * Returns true if the bug is in a good shape
+ *
+ * @return Boolean if the bug is either not in the category
+ * where we care about it (i.e., we don't have set up categories for
+ * this component) or if it is in the concerned categories, then it has
+ * a category recorded in the whiteboard input box.
+ *
+ */
 function hasXorgBugsCategory() {
   var catRE = /\s*\[cat:.*?\]\s*/; // RE for testing whether
   // there is already category tag in the Whiteboard
 
   var isXOrgBug = filterByRegexp(constantData.
       xorgBugsCategories, getComponent());
-  console.myDebug("isXOrgBug = " + isXOrgBug);
   var whiteboardContent = document.
     getElementById("status_whiteboard").value;
-  console.myDebug("whiteboardContent = " + whiteboardContent);
-  console.myDebug("catRE.test = " + catRE.test(whiteboardContent));
 
-  return (isXOrgBug && catRE.test(whiteboardContent));
+  if (isXOrgBug) { // is it XOR?
+    return catRE.test(whiteboardContent);
+  } else {
+    return true;
+  }
 }
 
 /**