-
Notifications
You must be signed in to change notification settings - Fork 0
/
NIChameleonObserver_8m_source.html
352 lines (352 loc) · 42 KB
/
NIChameleonObserver_8m_source.html
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
<!-- HTML header for doxygen 1.8.6-->
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/>
<meta http-equiv="X-UA-Compatible" content="IE=9"/>
<meta name="generator" content="Doxygen 1.8.6-nimbuskit"/>
<title>NimbusKit: src/css/src/NIChameleonObserver.m Source File</title>
<link href="tabs.css" rel="stylesheet" type="text/css"/>
<script type="text/javascript" src="jquery.js"></script>
<script type="text/javascript" src="dynsections.js"></script>
<link href="navtree.css" rel="stylesheet" type="text/css"/>
<script type="text/javascript" src="resize.js"></script>
<script type="text/javascript" src="navtree.js"></script>
<script type="text/javascript">
$(document).ready(initResizable);
$(window).load(resizeHeight);
</script>
<link href="doxygen.css" rel="stylesheet" type="text/css" />
<link href="appledocs.css" rel="stylesheet" type="text/css"/>
<link href="nimbuskit.css" rel="stylesheet" type="text/css" />
<script type="text/javascript">
var _gaq = _gaq || [];
_gaq.push(['_setAccount', 'UA-24278774-1']);
_gaq.push(['_setDomainName', 'nimbuskit.info']);
_gaq.push(['_trackPageview']);
(function() {
var ga = document.createElement('script'); ga.type = 'text/javascript'; ga.async = true;
ga.src = ('https:' == document.location.protocol ? 'https://ssl' : 'http://www') + '.google-analytics.com/ga.js';
var s = document.getElementsByTagName('script')[0]; s.parentNode.insertBefore(ga, s);
})();
</script>
</head>
<body>
<div id="top"><!-- do not remove this div, it is closed by doxygen! -->
<div id="titlearea">
<a href="index.html"><img style="float:left" src="nimbus128.png" width="80" height="80" /></a>
<table cellspacing="0" cellpadding="0">
<tbody>
<tr style="height: 56px;">
<td style="padding-left: 0.5em;">
<div id="projectname">NimbusKit
 <span id="projectnumber">1.2.1 - <a href="http://github.com/jverkoey/nimbus">Fork Nimbus on Github</a> - <a href="http://wiki.nimbuskit.info/">Visit the Nimbus Wiki</a></span>
</div>
<div id="projectbrief">The iOS framework that grows only as fast as its documentation</div>
</td>
</tr>
</tbody>
</table>
</div>
<!-- end header part -->
<!-- Generated by Doxygen 1.8.6-nimbuskit -->
</div><!-- top -->
<div id="side-nav" class="ui-resizable side-nav-resizable">
<div id="nav-tree">
<div id="nav-tree-contents">
<div id="nav-sync" class="sync"></div>
</div>
</div>
<div id="splitbar" style="-moz-user-select:none;"
class="ui-resizable-handle">
</div>
</div>
<script type="text/javascript">
$(document).ready(function(){initNavTree('NIChameleonObserver_8m_source.html','');});
</script>
<div id="doc-content">
<div class="header">
<div class="headertitle">
<div class="title">NIChameleonObserver.m</div> </div>
</div><!--header-->
<div class="contents">
<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">//</span></div>
<div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment">// Copyright 2011-2014 NimbusKit</span></div>
<div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment">//</span></div>
<div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment">// Licensed under the Apache License, Version 2.0 (the "License");</span></div>
<div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment">// you may not use this file except in compliance with the License.</span></div>
<div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment">// You may obtain a copy of the License at</span></div>
<div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment">//</span></div>
<div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment">// http://www.apache.org/licenses/LICENSE-2.0</span></div>
<div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment">//</span></div>
<div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment">// Unless required by applicable law or agreed to in writing, software</span></div>
<div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment">// distributed under the License is distributed on an "AS IS" BASIS,</span></div>
<div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment">// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</span></div>
<div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="comment">// See the License for the specific language governing permissions and</span></div>
<div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="comment">// limitations under the License.</span></div>
<div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="comment">//</span></div>
<div class="line"><a name="l00016"></a><span class="lineno"> 16</span> </div>
<div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="preprocessor">#import "NIChameleonObserver.h"</span></div>
<div class="line"><a name="l00018"></a><span class="lineno"> 18</span> </div>
<div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="preprocessor">#import "NIStylesheet.h"</span></div>
<div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="preprocessor">#import "NIStylesheetCache.h"</span></div>
<div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="preprocessor">#import "NIUserInterfaceString.h"</span></div>
<div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="preprocessor">#import "NimbusCore+Additions.h"</span></div>
<div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="preprocessor">#import "AFNetworking.h"</span></div>
<div class="line"><a name="l00024"></a><span class="lineno"> 24</span> </div>
<div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="preprocessor">#if !defined(__has_feature) || !__has_feature(objc_arc)</span></div>
<div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="preprocessor"></span><span class="preprocessor">#error "Nimbus requires ARC support."</span></div>
<div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="keyword">static</span> NSString* <span class="keyword">const</span> kWatchFilenameKey = <span class="stringliteral">@"___watch___"</span>;</div>
<div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="keyword">static</span> <span class="keyword">const</span> NSTimeInterval kTimeoutInterval = 1000;</div>
<div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="keyword">static</span> <span class="keyword">const</span> NSTimeInterval kRetryInterval = 10000;</div>
<div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="keyword">static</span> <span class="keyword">const</span> NSInteger kMaxNumberOfRetries = 3;</div>
<div class="line"><a name="l00033"></a><span class="lineno"> 33</span> </div>
<div class="line"><a name="l00034"></a><span class="lineno"> 34</span> NSString* <span class="keyword">const</span> NIJSONDidChangeNotification = <span class="stringliteral">@"NIJSONDidChangeNotification"</span>;</div>
<div class="line"><a name="l00035"></a><span class="lineno"> 35</span> NSString* <span class="keyword">const</span> NIJSONDidChangeFilePathKey = <span class="stringliteral">@"NIJSONPathKey"</span>;</div>
<div class="line"><a name="l00036"></a><span class="lineno"> 36</span> NSString* <span class="keyword">const</span> NIJSONDidChangeNameKey = <span class="stringliteral">@"NIJSONNameKey"</span>;</div>
<div class="line"><a name="l00037"></a><span class="lineno"> 37</span> </div>
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span> <span class="keyword">@interface </span><a class="code" href="NIChameleonObserver.html">NIChameleonObserver</a>() <</div>
<div class="line"><a name="l00039"></a><span class="lineno"> 39</span>  NSNetServiceBrowserDelegate,</div>
<div class="line"><a name="l00040"></a><span class="lineno"> 40</span>  NSNetServiceDelegate</div>
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span> ></div>
<div class="line"><a name="l00042"></a><span class="lineno"> 42</span> - (NSString *)pathFromPath:(NSString *)path;</div>
<div class="line"><a name="l00043"></a><span class="lineno"> 43</span> <span class="keyword">@property</span> (nonatomic,strong) NSNetServiceBrowser *netBrowser;</div>
<div class="line"><a name="l00044"></a><span class="lineno"> 44</span> <span class="keyword">@property</span> (nonatomic,strong) NSNetService *netService;</div>
<div class="line"><a name="l00045"></a><span class="lineno"> 45</span> <span class="keyword">@end</span></div>
<div class="line"><a name="l00046"></a><span class="lineno"> 46</span> </div>
<div class="line"><a name="l00047"></a><span class="lineno"> 47</span> <span class="keyword">@implementation </span><a class="code" href="NIChameleonObserver.html">NIChameleonObserver</a></div>
<div class="line"><a name="l00048"></a><span class="lineno"> 48</span> </div>
<div class="line"><a name="l00049"></a><span class="lineno"> 49</span> </div>
<div class="line"><a name="l00050"></a><span class="lineno"> 50</span> - (void)dealloc {</div>
<div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  [_queue cancelAllOperations];</div>
<div class="line"><a name="l00052"></a><span class="lineno"> 52</span> }</div>
<div class="line"><a name="l00053"></a><span class="lineno"> 53</span> </div>
<div class="line"><a name="l00054"></a><span class="lineno"><a class="line" href="NIChameleonObserver.html#initWithStylesheetCache:host:"> 54</a></span> - (id)initWithStylesheetCache:(<a class="code" href="NIStylesheetCache.html">NIStylesheetCache</a> *)stylesheetCache host:(NSString *)host {</div>
<div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  <span class="keywordflow">if</span> ((<span class="keyword">self</span> = [super init])) {</div>
<div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  <span class="comment">// You must provide a stylesheet cache.</span></div>
<div class="line"><a name="l00057"></a><span class="lineno"> 57</span>  NIDASSERT(nil != stylesheetCache);</div>
<div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  _stylesheetCache = stylesheetCache;</div>
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  _stylesheetPaths = [[NSMutableArray alloc] init];</div>
<div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  _queue = [[NSOperationQueue alloc] init];</div>
<div class="line"><a name="l00061"></a><span class="lineno"> 61</span> </div>
<div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  <span class="keywordflow">if</span> ([host hasSuffix:<span class="stringliteral">@"/"</span>]) {</div>
<div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  _host = [host copy];</div>
<div class="line"><a name="l00064"></a><span class="lineno"> 64</span> </div>
<div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (host) {</div>
<div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  _host = [[host stringByAppendingString:@"/"] copy];</div>
<div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  }</div>
<div class="line"><a name="l00068"></a><span class="lineno"> 68</span> </div>
<div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  NSFileManager* fm = [NSFileManager defaultManager];</div>
<div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  NSDirectoryEnumerator* de = [fm enumeratorAtPath:_stylesheetCache.pathPrefix];</div>
<div class="line"><a name="l00071"></a><span class="lineno"> 71</span> </div>
<div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  NSString* filename;</div>
<div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  <span class="keywordflow">while</span> ((filename = [de nextObject])) {</div>
<div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  BOOL isFolder = NO;</div>
<div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  NSString* path = [<a class="code" href="NIStylesheetCache.html">_stylesheetCache</a>.pathPrefix stringByAppendingPathComponent:filename];</div>
<div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  <span class="keywordflow">if</span> ([fm fileExistsAtPath:path isDirectory:&isFolder]</div>
<div class="line"><a name="l00077"></a><span class="lineno"> 77</span>  && !isFolder</div>
<div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  && [[filename pathExtension] isEqualToString:<span class="stringliteral">@"css"</span>]) {</div>
<div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  [_stylesheetPaths addObject:filename];</div>
<div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  NSString* cachePath = <a class="code" href="Paths.html#gNIPathForDocumentsResource">NIPathForDocumentsResource</a>([<span class="keyword">self</span> pathFromPath:filename]);</div>
<div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  NSError* error = nil;</div>
<div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  [fm removeItemAtPath:cachePath error:&error];</div>
<div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  error = nil;</div>
<div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  [fm copyItemAtPath:path toPath:cachePath error:&error];</div>
<div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  NIDASSERT(nil == error);</div>
<div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  }</div>
<div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  }</div>
<div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  }</div>
<div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  <span class="keywordflow">return</span> <span class="keyword">self</span>;</div>
<div class="line"><a name="l00090"></a><span class="lineno"> 90</span> }</div>
<div class="line"><a name="l00091"></a><span class="lineno"> 91</span> </div>
<div class="line"><a name="l00092"></a><span class="lineno"> 92</span> - (void)downloadStylesheetWithFilename:(NSString *)path {</div>
<div class="line"><a name="l00093"></a><span class="lineno"> 93</span>  NSURL* url = [NSURL URLWithString:[_host stringByAppendingString:path]];</div>
<div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  NSMutableURLRequest* request = [NSMutableURLRequest requestWithURL:url];</div>
<div class="line"><a name="l00095"></a><span class="lineno"> 95</span> </div>
<div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  AFHTTPRequestOperation* requestOp = [[AFHTTPRequestOperation alloc] initWithRequest:request];</div>
<div class="line"><a name="l00097"></a><span class="lineno"> 97</span> </div>
<div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  <span class="comment">// This stylesheet has the changed stylesheet as a dependency so let's refresh it.</span>[requestOp setCompletionBlockWithSuccess:^(AFHTTPRequestOperation *operation, id responseObject) {</div>
<div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  NSMutableArray* changedStylesheets = [NSMutableArray array];</div>
<div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  NSArray* pathParts = [[operation.request.URL absoluteString] pathComponents];</div>
<div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  NSString* resultPath = [[pathParts subarrayWithRange:NSMakeRange(2, [pathParts count] - 2)]</div>
<div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  componentsJoinedByString:@"/"];</div>
<div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  NSString* rootPath = NIPathForDocumentsResource(nil);</div>
<div class="line"><a name="l00104"></a><span class="lineno"> 104</span>  NSString* hashedPath = [<span class="keyword">self</span> pathFromPath:resultPath];</div>
<div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  NSString* diskPath = [rootPath stringByAppendingPathComponent:hashedPath];</div>
<div class="line"><a name="l00106"></a><span class="lineno"> 106</span>  [responseObject writeToFile:diskPath atomically:YES];</div>
<div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  </div>
<div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  NIStylesheet* stylesheet = [_stylesheetCache stylesheetWithPath:resultPath loadFromDisk:NO];</div>
<div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  if ([stylesheet loadFromPath:resultPath pathPrefix:rootPath delegate:self]) {</div>
<div class="line"><a name="l00110"></a><span class="lineno"> 110</span>  [changedStylesheets addObject:stylesheet];</div>
<div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  }</div>
<div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  </div>
<div class="line"><a name="l00113"></a><span class="lineno"> 113</span>  for (NSString* iteratingPath in _stylesheetPaths) {</div>
<div class="line"><a name="l00114"></a><span class="lineno"> 114</span>  stylesheet = [_stylesheetCache stylesheetWithPath:iteratingPath loadFromDisk:NO];</div>
<div class="line"><a name="l00115"></a><span class="lineno"> 115</span>  if ([stylesheet.dependencies containsObject:resultPath]) {</div>
<div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  </div>
<div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  if ([stylesheet loadFromPath:iteratingPath pathPrefix:rootPath delegate:self]) {</div>
<div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  [changedStylesheets addObject:stylesheet];</div>
<div class="line"><a name="l00119"></a><span class="lineno"> 119</span>  }</div>
<div class="line"><a name="l00120"></a><span class="lineno"> 120</span>  }</div>
<div class="line"><a name="l00121"></a><span class="lineno"> 121</span>  }</div>
<div class="line"><a name="l00122"></a><span class="lineno"> 122</span> </div>
<div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  NSNotificationCenter* nc = [NSNotificationCenter defaultCenter];</div>
<div class="line"><a name="l00124"></a><span class="lineno"> 124</span>  for (NIStylesheet* changedStylesheet in changedStylesheets) {</div>
<div class="line"><a name="l00125"></a><span class="lineno"> 125</span>  [nc postNotificationName:NIStylesheetDidChangeNotification</div>
<div class="line"><a name="l00126"></a><span class="lineno"> 126</span>  object:changedStylesheet</div>
<div class="line"><a name="l00127"></a><span class="lineno"> 127</span>  userInfo:nil];</div>
<div class="line"><a name="l00128"></a><span class="lineno"> 128</span>  }</div>
<div class="line"><a name="l00129"></a><span class="lineno"> 129</span> </div>
<div class="line"><a name="l00130"></a><span class="lineno"> 130</span>  } failure:^(AFHTTPRequestOperation *operation, NSError *error) {</div>
<div class="line"><a name="l00131"></a><span class="lineno"> 131</span>  }];</div>
<div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  [_queue addOperation:requestOp];</div>
<div class="line"><a name="l00133"></a><span class="lineno"> 133</span> }</div>
<div class="line"><a name="l00134"></a><span class="lineno"> 134</span> </div>
<div class="line"><a name="l00135"></a><span class="lineno"> 135</span> - (void)downloadStringsWithFilename:(NSString *)path {</div>
<div class="line"><a name="l00136"></a><span class="lineno"> 136</span>  NSURL* url = [NSURL URLWithString:[_host stringByAppendingString:path]];</div>
<div class="line"><a name="l00137"></a><span class="lineno"> 137</span>  NSMutableURLRequest* request = [NSMutableURLRequest requestWithURL:url];</div>
<div class="line"><a name="l00138"></a><span class="lineno"> 138</span>  </div>
<div class="line"><a name="l00139"></a><span class="lineno"> 139</span>  AFHTTPRequestOperation* requestOp = [[AFHTTPRequestOperation alloc] initWithRequest:request];</div>
<div class="line"><a name="l00140"></a><span class="lineno"> 140</span>  </div>
<div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  [requestOp setCompletionBlockWithSuccess:^(AFHTTPRequestOperation *operation, id responseObject) {</div>
<div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  NSArray* pathParts = [[operation.request.URL absoluteString] pathComponents];</div>
<div class="line"><a name="l00143"></a><span class="lineno"> 143</span>  NSString* resultPath = [[pathParts subarrayWithRange:NSMakeRange(2, [pathParts count] - 2)]</div>
<div class="line"><a name="l00144"></a><span class="lineno"> 144</span>  componentsJoinedByString:@"/"];</div>
<div class="line"><a name="l00145"></a><span class="lineno"> 145</span>  NSString* rootPath = NIPathForDocumentsResource(nil);</div>
<div class="line"><a name="l00146"></a><span class="lineno"> 146</span>  NSString* hashedPath = [<span class="keyword">self</span> pathFromPath:resultPath];</div>
<div class="line"><a name="l00147"></a><span class="lineno"> 147</span>  NSString* diskPath = [rootPath stringByAppendingPathComponent:hashedPath];</div>
<div class="line"><a name="l00148"></a><span class="lineno"> 148</span>  [responseObject writeToFile:diskPath atomically:YES];</div>
<div class="line"><a name="l00149"></a><span class="lineno"> 149</span>  </div>
<div class="line"><a name="l00150"></a><span class="lineno"> 150</span>  NSNotificationCenter* nc = [NSNotificationCenter defaultCenter];</div>
<div class="line"><a name="l00151"></a><span class="lineno"> 151</span>  [nc postNotificationName:NIStringsDidChangeNotification object:nil userInfo:@{</div>
<div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  NIStringsDidChangeFilePathKey: diskPath</div>
<div class="line"><a name="l00153"></a><span class="lineno"> 153</span>  }];</div>
<div class="line"><a name="l00154"></a><span class="lineno"> 154</span>  } failure:^(AFHTTPRequestOperation *operation, NSError *error) {</div>
<div class="line"><a name="l00155"></a><span class="lineno"> 155</span>  }];</div>
<div class="line"><a name="l00156"></a><span class="lineno"> 156</span>  [_queue addOperation:requestOp];</div>
<div class="line"><a name="l00157"></a><span class="lineno"> 157</span> }</div>
<div class="line"><a name="l00158"></a><span class="lineno"> 158</span> </div>
<div class="line"><a name="l00159"></a><span class="lineno"> 159</span> - (void)downloadJSONWithFilename:(NSString *)path {</div>
<div class="line"><a name="l00160"></a><span class="lineno"> 160</span>  NSURL* url = [NSURL URLWithString:[_host stringByAppendingString:path]];</div>
<div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  NSMutableURLRequest* request = [NSMutableURLRequest requestWithURL:url];</div>
<div class="line"><a name="l00162"></a><span class="lineno"> 162</span>  </div>
<div class="line"><a name="l00163"></a><span class="lineno"> 163</span>  AFHTTPRequestOperation* requestOp = [[AFHTTPRequestOperation alloc] initWithRequest:request];</div>
<div class="line"><a name="l00164"></a><span class="lineno"> 164</span>  </div>
<div class="line"><a name="l00165"></a><span class="lineno"> 165</span>  [requestOp setCompletionBlockWithSuccess:^(AFHTTPRequestOperation *operation, id responseObject) {</div>
<div class="line"><a name="l00166"></a><span class="lineno"> 166</span>  NSArray* pathParts = [[operation.request.URL absoluteString] pathComponents];</div>
<div class="line"><a name="l00167"></a><span class="lineno"> 167</span>  NSString* resultPath = [[pathParts subarrayWithRange:NSMakeRange(2, [pathParts count] - 2)]</div>
<div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  componentsJoinedByString:@"/"];</div>
<div class="line"><a name="l00169"></a><span class="lineno"> 169</span>  NSString* rootPath = NIPathForDocumentsResource(nil);</div>
<div class="line"><a name="l00170"></a><span class="lineno"> 170</span>  NSString* hashedPath = [<span class="keyword">self</span> pathFromPath:resultPath];</div>
<div class="line"><a name="l00171"></a><span class="lineno"> 171</span>  NSString* diskPath = [rootPath stringByAppendingPathComponent:hashedPath];</div>
<div class="line"><a name="l00172"></a><span class="lineno"> 172</span>  [responseObject writeToFile:diskPath atomically:YES];</div>
<div class="line"><a name="l00173"></a><span class="lineno"> 173</span>  </div>
<div class="line"><a name="l00174"></a><span class="lineno"> 174</span>  NSNotificationCenter* nc = [NSNotificationCenter defaultCenter];</div>
<div class="line"><a name="l00175"></a><span class="lineno"> 175</span>  [nc postNotificationName:NIJSONDidChangeNotification object:nil userInfo:@{</div>
<div class="line"><a name="l00176"></a><span class="lineno"> 176</span>  NIJSONDidChangeFilePathKey: diskPath,</div>
<div class="line"><a name="l00177"></a><span class="lineno"> 177</span>  NIJSONDidChangeNameKey: path</div>
<div class="line"><a name="l00178"></a><span class="lineno"> 178</span>  }];</div>
<div class="line"><a name="l00179"></a><span class="lineno"> 179</span>  } failure:^(AFHTTPRequestOperation *operation, NSError *error) {</div>
<div class="line"><a name="l00180"></a><span class="lineno"> 180</span>  }];</div>
<div class="line"><a name="l00181"></a><span class="lineno"> 181</span>  [_queue addOperation:requestOp];</div>
<div class="line"><a name="l00182"></a><span class="lineno"> 182</span> }</div>
<div class="line"><a name="l00183"></a><span class="lineno"> 183</span> </div>
<div class="line"><a name="l00184"></a><span class="lineno"> 184</span> - (NSString *)pathFromPath:(NSString *)path {</div>
<div class="line"><a name="l00185"></a><span class="lineno"> 185</span>  <span class="keywordflow">return</span> <a class="code" href="NSString-Methods.html#gNIMD5HashFromString">NIMD5HashFromString</a>(path);</div>
<div class="line"><a name="l00186"></a><span class="lineno"> 186</span> }</div>
<div class="line"><a name="l00187"></a><span class="lineno"> 187</span> </div>
<div class="line"><a name="l00188"></a><span class="lineno"> 188</span> <span class="preprocessor">#pragma mark - NICSSParserDelegate</span></div>
<div class="line"><a name="l00189"></a><span class="lineno"> 189</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00190"></a><span class="lineno"> 190</span> </div>
<div class="line"><a name="l00191"></a><span class="lineno"> 191</span> - (NSString *)cssParser:(<a class="code" href="NICSSParser.html">NICSSParser</a> *)parser pathFromPath:(NSString *)path {</div>
<div class="line"><a name="l00192"></a><span class="lineno"> 192</span>  <span class="keywordflow">return</span> [<span class="keyword">self</span> pathFromPath:path];</div>
<div class="line"><a name="l00193"></a><span class="lineno"> 193</span> }</div>
<div class="line"><a name="l00194"></a><span class="lineno"> 194</span> </div>
<div class="line"><a name="l00195"></a><span class="lineno"> 195</span> <span class="preprocessor">#pragma mark - Public</span></div>
<div class="line"><a name="l00196"></a><span class="lineno"> 196</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00197"></a><span class="lineno"> 197</span> </div>
<div class="line"><a name="l00198"></a><span class="lineno"><a class="line" href="NIChameleonObserver.html#stylesheetForPath:"> 198</a></span> - (<a class="code" href="NIStylesheet.html">NIStylesheet</a> *)stylesheetForPath:(NSString *)path {</div>
<div class="line"><a name="l00199"></a><span class="lineno"> 199</span>  <span class="keywordflow">return</span> [<a class="code" href="NIStylesheetCache.html">_stylesheetCache</a> <a class="code" href="NIStylesheetCache.html#stylesheetWithPath:">stylesheetWithPath</a>:path];</div>
<div class="line"><a name="l00200"></a><span class="lineno"> 200</span> }</div>
<div class="line"><a name="l00201"></a><span class="lineno"> 201</span> </div>
<div class="line"><a name="l00202"></a><span class="lineno"><a class="line" href="NIChameleonObserver.html#watchSkinChanges"> 202</a></span> - (void)<a class="code" href="NIChameleonObserver.html#watchSkinChanges">watchSkinChanges</a> {</div>
<div class="line"><a name="l00203"></a><span class="lineno"> 203</span>  NSURL* url = [NSURL URLWithString:[_host stringByAppendingString:@"watch"]];</div>
<div class="line"><a name="l00204"></a><span class="lineno"> 204</span>  NSMutableURLRequest* request = [NSMutableURLRequest requestWithURL:url];</div>
<div class="line"><a name="l00205"></a><span class="lineno"> 205</span>  request.timeoutInterval = kTimeoutInterval;</div>
<div class="line"><a name="l00206"></a><span class="lineno"> 206</span>  AFHTTPRequestOperation* requestOp = [[AFHTTPRequestOperation alloc] initWithRequest:request];</div>
<div class="line"><a name="l00207"></a><span class="lineno"> 207</span> </div>
<div class="line"><a name="l00208"></a><span class="lineno"> 208</span>  <span class="comment">// Immediately start watching for more skin changes.</span>[requestOp setCompletionBlockWithSuccess:^(AFHTTPRequestOperation *operation, id responseObject) {</div>
<div class="line"><a name="l00209"></a><span class="lineno"> 209</span>  NSString* stringData = [[NSString alloc] initWithData:responseObject</div>
<div class="line"><a name="l00210"></a><span class="lineno"> 210</span>  encoding:NSUTF8StringEncoding];</div>
<div class="line"><a name="l00211"></a><span class="lineno"> 211</span> </div>
<div class="line"><a name="l00212"></a><span class="lineno"> 212</span>  NSArray* files = [stringData componentsSeparatedByString:@"\n"];</div>
<div class="line"><a name="l00213"></a><span class="lineno"> 213</span>  for (NSString* filename in files) {</div>
<div class="line"><a name="l00214"></a><span class="lineno"> 214</span>  if ([[filename lowercaseString] hasSuffix:@".strings"]) {</div>
<div class="line"><a name="l00215"></a><span class="lineno"> 215</span>  [<span class="keyword">self</span> downloadStringsWithFilename: filename];</div>
<div class="line"><a name="l00216"></a><span class="lineno"> 216</span>  } else if ([[filename lowercaseString] hasSuffix:@".json"]) {</div>
<div class="line"><a name="l00217"></a><span class="lineno"> 217</span>  [<span class="keyword">self</span> downloadJSONWithFilename:filename];</div>
<div class="line"><a name="l00218"></a><span class="lineno"> 218</span>  } else {</div>
<div class="line"><a name="l00219"></a><span class="lineno"> 219</span>  [<span class="keyword">self</span> downloadStylesheetWithFilename:filename];</div>
<div class="line"><a name="l00220"></a><span class="lineno"> 220</span>  }</div>
<div class="line"><a name="l00221"></a><span class="lineno"> 221</span>  }</div>
<div class="line"><a name="l00222"></a><span class="lineno"> 222</span> </div>
<div class="line"><a name="l00223"></a><span class="lineno"> 223</span>  </div>
<div class="line"><a name="l00224"></a><span class="lineno"> 224</span>  _retryCount = 0;</div>
<div class="line"><a name="l00225"></a><span class="lineno"> 225</span>  [<span class="keyword">self</span> <a class="code" href="NIChameleonObserver.html#watchSkinChanges">watchSkinChanges</a>];</div>
<div class="line"><a name="l00226"></a><span class="lineno"> 226</span> </div>
<div class="line"><a name="l00227"></a><span class="lineno"> 227</span>  } failure:^(AFHTTPRequestOperation *operation, NSError *error) {</div>
<div class="line"><a name="l00228"></a><span class="lineno"> 228</span>  if (_retryCount < kMaxNumberOfRetries) {</div>
<div class="line"><a name="l00229"></a><span class="lineno"> 229</span>  ++_retryCount;</div>
<div class="line"><a name="l00230"></a><span class="lineno"> 230</span>  </div>
<div class="line"><a name="l00231"></a><span class="lineno"> 231</span>  dispatch_time_t popTime = dispatch_time(DISPATCH_TIME_NOW, (int64_t)(kRetryInterval * NSEC_PER_MSEC));</div>
<div class="line"><a name="l00232"></a><span class="lineno"> 232</span>  dispatch_after(popTime, dispatch_get_main_queue(), ^(void){</div>
<div class="line"><a name="l00233"></a><span class="lineno"> 233</span>  [<span class="keyword">self</span> <a class="code" href="NIChameleonObserver.html#watchSkinChanges">watchSkinChanges</a>];</div>
<div class="line"><a name="l00234"></a><span class="lineno"> 234</span>  });</div>
<div class="line"><a name="l00235"></a><span class="lineno"> 235</span>  }</div>
<div class="line"><a name="l00236"></a><span class="lineno"> 236</span>  }];</div>
<div class="line"><a name="l00237"></a><span class="lineno"> 237</span> </div>
<div class="line"><a name="l00238"></a><span class="lineno"> 238</span>  [_queue addOperation:requestOp];</div>
<div class="line"><a name="l00239"></a><span class="lineno"> 239</span> }</div>
<div class="line"><a name="l00240"></a><span class="lineno"> 240</span> </div>
<div class="line"><a name="l00241"></a><span class="lineno"><a class="line" href="NIChameleonObserver.html#enableBonjourDiscovery:"> 241</a></span> -(void)enableBonjourDiscovery:(NSString *)serviceName</div>
<div class="line"><a name="l00242"></a><span class="lineno"> 242</span> {</div>
<div class="line"><a name="l00243"></a><span class="lineno"> 243</span>  <span class="keyword">self</span>.netBrowser = [[NSNetServiceBrowser alloc] init];</div>
<div class="line"><a name="l00244"></a><span class="lineno"> 244</span>  <span class="keyword">self</span>.netBrowser.delegate = <span class="keyword">self</span>;</div>
<div class="line"><a name="l00245"></a><span class="lineno"> 245</span>  [<span class="keyword">self</span>.netBrowser searchForServicesOfType:[NSString stringWithFormat:@"_%@._tcp", serviceName] inDomain:@""];</div>
<div class="line"><a name="l00246"></a><span class="lineno"> 246</span> }</div>
<div class="line"><a name="l00247"></a><span class="lineno"> 247</span> </div>
<div class="line"><a name="l00248"></a><span class="lineno"> 248</span> -(void)netServiceBrowser:(NSNetServiceBrowser *)aNetServiceBrowser didFindService:(NSNetService *)aNetService moreComing:(BOOL)moreComing</div>
<div class="line"><a name="l00249"></a><span class="lineno"> 249</span> {</div>
<div class="line"><a name="l00250"></a><span class="lineno"> 250</span>  [<span class="keyword">self</span>.netBrowser stop];</div>
<div class="line"><a name="l00251"></a><span class="lineno"> 251</span>  <span class="keyword">self</span>.netBrowser = nil;</div>
<div class="line"><a name="l00252"></a><span class="lineno"> 252</span> </div>
<div class="line"><a name="l00253"></a><span class="lineno"> 253</span>  <span class="keyword">self</span>.netService = aNetService;</div>
<div class="line"><a name="l00254"></a><span class="lineno"> 254</span>  aNetService.delegate = <span class="keyword">self</span>;</div>
<div class="line"><a name="l00255"></a><span class="lineno"> 255</span>  [aNetService resolveWithTimeout:15.0];</div>
<div class="line"><a name="l00256"></a><span class="lineno"> 256</span> }</div>
<div class="line"><a name="l00257"></a><span class="lineno"> 257</span> </div>
<div class="line"><a name="l00258"></a><span class="lineno"> 258</span> -(void)netServiceDidResolveAddress:(NSNetService *)sender</div>
<div class="line"><a name="l00259"></a><span class="lineno"> 259</span> {</div>
<div class="line"><a name="l00260"></a><span class="lineno"> 260</span>  _host = [NSString stringWithFormat:@"http://%@:%d/", [sender hostName], [sender port]];</div>
<div class="line"><a name="l00261"></a><span class="lineno"> 261</span>  <span class="keyword">self</span>.netService = nil;</div>
<div class="line"><a name="l00262"></a><span class="lineno"> 262</span>  [<span class="keyword">self</span> watchSkinChanges];</div>
<div class="line"><a name="l00263"></a><span class="lineno"> 263</span> }</div>
<div class="line"><a name="l00264"></a><span class="lineno"> 264</span> </div>
<div class="line"><a name="l00265"></a><span class="lineno"> 265</span> <span class="keyword">@end</span></div>
<div class="ttc" id="NIStylesheet_html"><div class="ttname"><a href="NIStylesheet.html">NIStylesheet</a></div><div class="ttdoc">Loads and caches information regarding a specific stylesheet. </div><div class="ttdef"><b>Definition:</b> <a href="NIStylesheet_8h_source.html#l00048">NIStylesheet.h:48</a></div></div>
<div class="ttc" id="NIChameleonObserver_html_watchSkinChanges"><div class="ttname"><a href="NIChameleonObserver.html#watchSkinChanges">-[NIChameleonObserver watchSkinChanges]</a></div><div class="ttdeci">void watchSkinChanges()</div><div class="ttdoc">Begins listening to the Chameleon server for changes. </div><div class="ttdef"><b>Definition:</b> <a href="NIChameleonObserver_8m_source.html#l00202">NIChameleonObserver.m:202</a></div></div>
<div class="ttc" id="NIChameleonObserver_html"><div class="ttname"><a href="NIChameleonObserver.html">NIChameleonObserver</a></div><div class="ttdoc">An observer for the Chameleon server. </div><div class="ttdef"><b>Definition:</b> <a href="NIChameleonObserver_8h_source.html#l00043">NIChameleonObserver.h:43</a></div></div>
<div class="ttc" id="NSString-Methods_html_gNIMD5HashFromString"><div class="ttname"><a href="NSString-Methods.html#gNIMD5HashFromString">NIMD5HashFromString</a></div><div class="ttdeci">NSString * NIMD5HashFromString(NSString *string)</div><div class="ttdoc">Calculates an md5 hash of the string using CC_MD5. </div><div class="ttdef"><b>Definition:</b> <a href="NIFoundationMethods_8m_source.html#l00170">NIFoundationMethods.m:170</a></div></div>
<div class="ttc" id="NIStylesheetCache_html_stylesheetWithPath:"><div class="ttname"><a href="NIStylesheetCache.html#stylesheetWithPath:">-[NIStylesheetCache stylesheetWithPath:]</a></div><div class="ttdeci">NIStylesheet * stylesheetWithPath:(NSString *path)</div><div class="ttdoc">Fetches a stylesheet from the in-memory cache if it exists or loads the stylesheet from disk...</div><div class="ttdef"><b>Definition:</b> <a href="NIStylesheetCache_8m_source.html#l00069">NIStylesheetCache.m:69</a></div></div>
<div class="ttc" id="NICSSParser_html"><div class="ttname"><a href="NICSSParser.html">NICSSParser</a></div><div class="ttdoc">An Objective-C wrapper for the flex CSS parser. </div><div class="ttdef"><b>Definition:</b> <a href="NICSSParser_8h_source.html#l00038">NICSSParser.h:38</a></div></div>
<div class="ttc" id="NIStylesheetCache_html"><div class="ttname"><a href="NIStylesheetCache.html">NIStylesheetCache</a></div><div class="ttdoc">A simple in-memory cache for stylesheets. </div><div class="ttdef"><b>Definition:</b> <a href="NIStylesheetCache_8h_source.html#l00046">NIStylesheetCache.h:46</a></div></div>
<div class="ttc" id="Paths_html_gNIPathForDocumentsResource"><div class="ttname"><a href="Paths.html#gNIPathForDocumentsResource">NIPathForDocumentsResource</a></div><div class="ttdeci">NSString * NIPathForDocumentsResource(NSString *relativePath)</div><div class="ttdoc">Create a path with the documents directory and the relative path appended. </div><div class="ttdef"><b>Definition:</b> <a href="NIPaths_8m_source.html#l00030">NIPaths.m:30</a></div></div>
</div><!-- fragment --></div><!-- contents -->
</div><!-- doc-content -->
<!-- HTML footer for doxygen 1.8.6-->
<!-- start footer part -->
<script type="text/javascript" src="widget.js"></script>
</body>
</html>