Merge pull request #78 from tripit/dev

Fix scrolling bugs, history bugs, and add search minimum score to display

Author: Tariq Islam

README.md

@@ -59,6 +59,7 @@ Examples of Slate in the Wild
 * [ChaiOne Gameplan API docs](http://chaione.github.io/gameplanb2b/#introduction)
 * [Drcaban's Build a Quine tutorial](http://drcabana.github.io/build-a-quine/#introduction)
 * [PricePlow API docs](https://www.priceplow.com/api/documentation)
+* [Emerging Threats API docs](http://apidocs.emergingthreats.net/)
 
 (Feel free to add your site to this list in a pull request!)
 

source/javascripts/app/lang.js

@@ -20,21 +20,36 @@ under the License.
   global.activateLanguage = activateLanguage;
 
   function activateLanguage(language) {
+    if (!language) return;
+
     $("#lang-selector a").removeClass('active');
     $("#lang-selector a[data-language-name='" + language + "']").addClass('active');
     for (var i=0; i < languages.length; i++) {
       $(".highlight." + languages[i]).hide();
     }
     $(".highlight." + language).show();
+
+    // scroll to the new location of the position
+    $(window.location.hash).get(0).scrollIntoView(true);
+  }
+
+  // if a button is clicked, add the state to the history
+  function pushURL(language) {
+    if (!history) { return; }
+    var hash = window.location.hash;
+    if (hash) {
+      hash = hash.replace(/^#+/, '');
+    }
+    history.pushState({}, '', '?' + language + '#' + hash);
   }
 
   function setupLanguages(l) {
     var currentLanguage = l[0];
     var defaultLanguage = localStorage.getItem("language");
 
     languages = l;
-    
-    if ((location.search.substr(1) != "") && (jQuery.inArray(location.search.substr(1), languages)) != -1) {
+
+    if ((location.search.substr(1) !== "") && (jQuery.inArray(location.search.substr(1), languages)) != -1) {
       // the language is in the URL, so use that language!
       activateLanguage(location.search.substr(1));
 
@@ -47,25 +62,14 @@ under the License.
       // no language selected, so use the default
       activateLanguage(languages[0]);
     }
-
-    // if we click on a language tab, reload the page with that language in the URL
-    $("#lang-selector a").bind("click", function() {
-      window.location.replace("?" + $(this).data("language-name") + window.location.hash);
-      return false;
-    });
-
   }
 
   // if we click on a language tab, activate that language
   $(function() {
     $("#lang-selector a").on("click", function() {
-      var lang = $(this).data("language-name");
-      var hash = window.location.hash;
-      if (hash) hash = hash.replace(/^#+/, '');
-      // do not reload the page every time the language is changed
-      if (history) history.pushState({}, '', '?' + lang + '#' + hash);
-
-      activateLanguage(lang);
+      var language = $(this).data("language-name");
+      pushURL(language);
+      activateLanguage(language);
       return false;
     });
     window.onpopstate = function(event) {

source/javascripts/app/search.js

@@ -71,18 +71,13 @@
     if (this.value) {
       sections.hide();
       // results are sorted by score in descending order
-      var tmpResults = index.search(this.value);
-      var results = [];
-
-      // remove low score matches
-      $.each(tmpResults, function (index, item) {
-        if (item.score >= 0.0001) results.push(item);
-      });
+      var results = index.search(this.value);
 
       if (results.length) {
-        lastRef = null;
         resetHeaderLocations();
+        var lastRef;
         $.each(results, function (index, item) {
+          if (item.score <= 0.0001) return; // remove low-score results
           var itemRef = item.ref;
           $('#section-' + itemRef).show();
           // headers must be repositioned in the DOM

source/javascripts/lib/jquery.tocify.js

@@ -147,6 +147,7 @@
 
             var self = this;
 
+            self.tocifyWrapper = $('.tocify-wrapper');
             self.extendPageScroll = true;
 
             // Internal array that keeps track of all TOC items (Helps to recognize if there are duplicate TOC item strings)
@@ -703,6 +704,20 @@
                             // Highlights the corresponding list item
                             elem.addClass(self.focusClass);
 
+                            // Scroll to highlighted element's header
+                            var tocifyWrapper = self.tocifyWrapper;
+                            var scrollToElem = $(elem).closest('.tocify-header');
+
+                            var elementOffset = scrollToElem.offset().top,
+                                wrapperOffset = tocifyWrapper.offset().top;
+                            var offset = elementOffset - wrapperOffset;
+
+                            if (offset >= $(window).height()) {
+                              var scrollPosition = offset + tocifyWrapper.scrollTop();
+                              tocifyWrapper.scrollTop(scrollPosition);
+                            } else if (offset < 0) {
+                              tocifyWrapper.scrollTop(0);
+                            }
                         }
 
                         if(self.options.scrollHistory) {
@@ -1021,4 +1036,4 @@
 
     });
 
-})); //end of plugin
+})); //end of plugin

source/stylesheets/screen.css.scss

@@ -226,15 +226,15 @@ html, body {
       padding: 0 10px;
       line-height: 30px;
 
-      &.active {
-        background-color: $lang-select-active-bg;
-        color: $lang-select-active-text;
-      }
-
       &:active {
         background-color: $lang-select-pressed-bg;
         color: $lang-select-pressed-text;
       }
+
+      &.active {
+        background-color: $lang-select-active-bg;
+        color: $lang-select-active-text;
+      }
     }
 
     &:after {