Publish Vulpes Preview 15 sources for desktop, Android and Tundra

Share Gaia assets and adapters, keep private profiles and development documents local, and update both public READMEs.

gaia/shared/js/utilities.js

@@ -0,0 +1,167 @@
+'use strict';
+/* global Normalizer */
+/* exported DateHelper, NumberHelper, HtmlHelper, StringHelper */
+
+var DateHelper = {
+  todayStarted: function dh_todayStarted() {
+    var now = (new Date()).valueOf();
+    return this.getMidnight(now);
+  },
+
+  yesterdayStarted: function dh_yesterdayStarted() {
+    var now = (new Date()).valueOf();
+    var dayAgo = now - 86400000;
+    return this.getMidnight(dayAgo);
+  },
+
+  thisWeekStarted: function dh_thisWeekStarted() {
+    var now = new Date();
+    var dayOfTheWeek = now.getDay();
+    var firstDay = new Date(
+      now.getFullYear(),
+      now.getMonth(),
+      //getDay is zero based so if today
+      //is the start of the week it will not
+      //change the date. Also if we get
+      //into negative days the date object
+      //handles that too...
+      now.getDate() - dayOfTheWeek
+    );
+    return this.getMidnight(firstDay);
+  },
+
+  thisMonthStarted: function dh_thisMonthStarted() {
+    var now = new Date();
+    var firstDay = (new Date(
+      now.getFullYear(),
+      now.getMonth(),
+      1).valueOf()
+    );
+    return firstDay;
+  },
+
+  lastSixMonthsStarted: function dh_lastSixMonthsStarted() {
+    var now = new Date().valueOf();
+    var sixMonthsAgo = now - 2629743830 * 6;
+    return sixMonthsAgo;
+  },
+
+  thisYearStarted: function dh_thisYearStarted() {
+    var now = new Date();
+    var firstDay = (new Date(
+      now.getFullYear(),
+      0).valueOf()
+    );
+    return firstDay;
+  },
+
+  getMidnight: function dh_getMidnight(timestamp) {
+    var day = new Date(timestamp);
+    var midnight = (new Date(
+      day.getFullYear(),
+      day.getMonth(),
+      day.getDate(),
+      0).valueOf());
+    return midnight;
+  }
+};
+
+var NumberHelper = {
+
+  /**
+   * Pad a string representaiton of an integer with leading zeros
+   *
+   * @param {String} string String to pad.
+   * @param {Integer} len Desired length of output.
+   * @return {String} Padded string.
+   */
+    zfill: function nh_zfill(string, len) {
+      var s = string;
+      while (s.length < len) {
+        s = '0' + s;
+      }
+      return s;
+    }
+};
+
+var StringHelper = {
+  fromUTF8: function ut_fromUTF8(str) {
+    var buf = new Uint8Array(str.length);
+    for (var i = 0; i < str.length; i++) {
+      buf[i] = str.charCodeAt(i);
+    }
+    return buf;
+  },
+
+  camelCase: function ut_camelCase(str) {
+    var rdashes = /-(.)/g;
+    return str.replace(rdashes, function replacer(str, p1) {
+      return p1.toUpperCase();
+    });
+  }
+};
+
+var HtmlHelper = {
+  createHighlightHTML: function ut_createHighlightHTML(text, terms) {
+    // We store here what positions in the text are going to be enclosed in
+    // highlight tags as boolean values. Positions in toHighlight correspond to
+    // positions in the text string.
+    var toHighlight = [];
+    var normalizedText = Normalizer.toAscii(text).toLowerCase();
+
+    terms.forEach(function(term) {
+      term = Normalizer.toAscii(term).toLowerCase();
+      var index = normalizedText.indexOf(term);
+      while (index >= 0) {
+        for(var i = 0, length = term.length; i < length; i++){
+          toHighlight[index + i] = true;
+        }
+        index = normalizedText.indexOf(term, index + term.length);
+      }
+    });
+
+    var fragment = document.createDocumentFragment();
+    for(var i = 0; i < text.length; i++){
+      if (!toHighlight[i]) {
+        fragment.appendChild(document.createTextNode(text[i]));
+      } else {
+        var term = '';
+        while (toHighlight[i]) {
+          term += text[i];
+          i++;
+        }
+        i--;
+        var mark = document.createElement('mark');
+        mark.textContent = term;
+
+        fragment.appendChild(mark);
+      }
+    }
+    return fragment;
+  },
+
+  escapeHTML: function ut_escapeHTML(str, escapeQuotes) {
+    var span = document.createElement('span');
+    span.textContent = str;
+
+    // Escape space for displaying multiple space in message.
+    span.innerHTML = span.innerHTML.replace(/\s/g, '&nbsp;');
+
+    if (escapeQuotes) {
+      return span.innerHTML.replace(/"/g, '&quot;').replace(/'/g, '&#x27;'); //"
+    }
+    return span.innerHTML;
+  },
+
+  // Import elements into context. The first argument
+  // is the context to import into, each subsequent
+  // argument is the id of an element to import.
+  // Elements can be accessed using the camelCased id
+  importElements: function importElements(context) {
+    var ids = [].slice.call(arguments, 1);
+    ids.forEach(function(id) {
+      context[StringHelper.camelCase(id)] = document.getElementById(id);
+    });
+  }
+
+};