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      1 /*
      2  * Copyright (C) 2011 Apple Inc. All rights reserved.
      3  * Copyright (C) 2012 Google Inc. All rights reserved.
      4  *
      5  * Redistribution and use in source and binary forms, with or without
      6  * modification, are permitted provided that the following conditions
      7  * are met:
      8  * 1. Redistributions of source code must retain the above copyright
      9  *    notice, this list of conditions and the following disclaimer.
     10  * 2. Redistributions in binary form must reproduce the above copyright
     11  *    notice, this list of conditions and the following disclaimer in the
     12  *    documentation and/or other materials provided with the distribution.
     13  *
     14  * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
     15  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
     16  * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     17  * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
     18  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     19  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     20  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     21  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     22  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     23  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
     24  * THE POSSIBILITY OF SUCH DAMAGE.
     25  */
     26 
     27 var trac = trac || {};
     28 
     29 (function() {
     30 
     31 function findUsingRegExp(string, regexp)
     32 {
     33     var match = regexp.exec(string);
     34     if (match)
     35         return match[1];
     36     return null;
     37 }
     38 
     39 function findReviewer(message)
     40 {
     41     var regexp = /R=([^.]+)/;
     42     return findUsingRegExp(message, regexp);
     43 }
     44 
     45 function findBugID(message)
     46 {
     47     var regexp = /BUG=(\d+)/;
     48     var bugID = parseInt(findUsingRegExp(message, regexp), 10);
     49     return isNaN(bugID) ? 0 : bugID;
     50 
     51 }
     52 
     53 function parseCommitMessage(message) {
     54     var lines = message.split('\n');
     55     var title = lines.shift();
     56     var summary = lines.join('\n').trim();
     57     return {
     58         title: title,
     59         summary: summary,
     60         bugID: findBugID(summary),
     61         reviewer: findReviewer(summary),
     62     }
     63 }
     64 
     65 // FIXME: Consider exposing this method for unit testing.
     66 function parseCommitData(responseXML)
     67 {
     68     var commits = Array.prototype.map.call(responseXML.getElementsByTagName('logentry'), function(logentry) {
     69         var author = logentry.getElementsByTagName('author')[0].textContent;
     70         var time = logentry.getElementsByTagName('date')[0].textContent;
     71 
     72         // FIXME: This isn't a very high-fidelity reproduction of the commit message,
     73         // but it's good enough for our purposes.
     74         var message = parseCommitMessage(logentry.getElementsByTagName('msg')[0].textContent);
     75 
     76         return {
     77             'revision': logentry.getAttribute('revision'),
     78             'title': message.title,
     79             'time': time,
     80             'summary': message.title,
     81             'author': author,
     82             'reviewer': message.reviewer,
     83             'bugID': message.bugID,
     84             'message': message.summary,
     85             'revertedRevision': undefined,
     86         };
     87     });
     88     return commits;
     89 }
     90 
     91 trac.changesetURL = function(revision)
     92 {
     93     var queryParameters = {
     94         view: 'rev',
     95         revision: revision,
     96     };
     97     return config.kBlinkRevisionURL + '?' + $.param(queryParameters);
     98 };
     99 
    100 trac.recentCommitData = function(path, limit, callback)
    101 {
    102     net.get('/svnlog', function(commitData) {
    103         callback(parseCommitData(commitData));
    104     });
    105 };
    106 
    107 trac.commitDataForRevisionRange = function(path, startRevision, endRevision, callback)
    108 {
    109     var key = [path, startRevision, endRevision].join('\n');
    110     g_cache.get(key, callback);
    111 };
    112 
    113 })();
    114