1 files changed, 51 insertions, 1 deletions

diff --git a/vimiumFrontend.js b/vimiumFrontend.js
index 3ca5f6a2..c5b7bdf8 100644
--- a/vimiumFrontend.js
+++ b/vimiumFrontend.js
@@ -248,6 +248,11 @@ function zoomOut() {
   saveZoomLevel(window.location.host, currentZoomLevel);
 }
 
+function zoomReset() {
+  setPageZoomLevel(100, true);
+  saveZoomLevel(window.location.host, 100);
+}
+
 function scrollToBottom() { window.scrollTo(window.pageXOffset, document.body.scrollHeight); }
 function scrollToTop() { window.scrollTo(window.pageXOffset, 0); }
 function scrollToLeft() { window.scrollTo(0, window.pageYOffset); }
@@ -569,6 +574,45 @@ function performBackwardsFind() {
   findModeQueryHasResults = window.find(findModeQuery, false, true, true, false, true, false);
 }
 
+function findAndFollowLink(linkStrings) {
+  for (i = 0; i < linkStrings.length; i++) {
+    var findModeQueryHasResults = window.find(linkStrings[i], false, true, true, false, true, false);
+    if (findModeQueryHasResults) {
+      var node = window.getSelection().anchorNode;
+      while (node.nodeName != 'BODY') {
+        if (node.nodeName == 'A') {
+          window.location = node.href;
+          return true;
+        }
+        node = node.parentNode;
+      }
+    }
+  }
+}
+
+function findAndFollowRel(value) {
+  var relTags = ['link', 'a', 'area'];
+  for (i = 0; i < relTags.length; i++) {
+    var elements = document.getElementsByTagName(relTags[i]);
+    for (j = 0; j < elements.length; j++) {
+      if (elements[j].hasAttribute('rel') && elements[j].rel == value) {
+        window.location = elements[j].href;
+        return true;
+      }
+    }
+  }
+}
+
+function goPrevious() {
+  var previousStrings = ["\bprev\b","\bprevious\b","\u00AB","<<","<"];
+  findAndFollowRel('prev') || findAndFollowLink(previousStrings);
+}
+
+function goNext() {
+  var nextStrings = ["\bnext\b","\u00BB",">>","\bmore\b",">"];
+  findAndFollowRel('next') || findAndFollowLink(nextStrings);
+}
+
 function showFindModeHUDForQuery() {
   if (findModeQueryHasResults || findModeQuery.length == 0)
     HUD.show("/" + insertSpaces(findModeQuery));
@@ -610,12 +654,18 @@ function showHelpDialog(html, fid) {
   isShowingHelpDialog = true;
   var container = document.createElement("div");
   container.id = "vimiumHelpDialogContainer";
+
+  document.body.appendChild(container);
+
   container.innerHTML = html;
+  // This is necessary because innerHTML does not evaluate javascript embedded in <script> tags.
+  var scripts = Array.prototype.slice.call(container.getElementsByTagName("script"));
+  scripts.forEach(function(script) { eval(script.text); });
+
   container.getElementsByClassName("closeButton")[0].addEventListener("click", hideHelpDialog, false);
   container.getElementsByClassName("optionsPage")[0].addEventListener("click",
       function() { chrome.extension.sendRequest({ handler: "openOptionsPageInNewTab" }); }, false);
 
-  document.body.appendChild(container);
   var dialog = document.getElementById("vimiumHelpDialog");
   dialog.style.zIndex = "99999998";
   var zoomFactor = currentZoomLevel / 100.0;