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      1 /*
      2  * Copyright (C) 2011 Apple Inc. All rights reserved.
      3  *
      4  * Redistribution and use in source and binary forms, with or without
      5  * modification, are permitted provided that the following conditions
      6  * are met:
      7  * 1. Redistributions of source code must retain the above copyright
      8  *    notice, this list of conditions and the following disclaimer.
      9  * 2. Redistributions in binary form must reproduce the above copyright
     10  *    notice, this list of conditions and the following disclaimer in the
     11  *    documentation and/or other materials provided with the distribution.
     12  *
     13  * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
     14  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
     15  * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     16  * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
     17  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     18  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     19  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     20  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     21  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     22  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
     23  * THE POSSIBILITY OF SUCH DAMAGE.
     24  */
     25 
     26 function LeaksLoader(didCountLeaksFilesCallback, didLoadLeaksFileCallback) {
     27     this._didCountLeaksFilesCallback = didCountLeaksFilesCallback;
     28     this._didLoadLeaksFileCallback = didLoadLeaksFileCallback;
     29 }
     30 
     31 LeaksLoader.prototype = {
     32     start: function(url) {
     33         if (/\.txt$/.test(url))
     34             this._loadLeaksFiles([url]);
     35         else
     36             this._loadLeaksFromResultsPage(url);
     37     },
     38 
     39     _loadLeaksFiles: function(urls) {
     40         this._didCountLeaksFilesCallback(urls.length);
     41 
     42         var self = this;
     43         var pendingURLs = urls.length;
     44         urls.forEach(function(url) {
     45             getResource(url, function(xhr) {
     46                 self._didLoadLeaksFileCallback(xhr.responseText);
     47             });
     48         });
     49     },
     50 
     51     _loadLeaksFromResultsPage: function(url) {
     52         var self = this;
     53         getResource(url, function(xhr) {
     54             var root = document.createElement("html");
     55             root.innerHTML = xhr.responseText;
     56 
     57             // Strip off everything after the last /.
     58             var baseURL = url.substring(0, url.lastIndexOf("/") + 1);
     59 
     60             var urls = Array.prototype.map.call(root.querySelectorAll("tr.file > td > a[href$='-leaks.txt']"), function(link) { return baseURL + link.getAttribute("href"); });
     61 
     62             self._loadLeaksFiles(urls);
     63         });
     64     },
     65 };
     66