|
1 <?php |
|
2 /** |
|
3 * Zend Framework |
|
4 * |
|
5 * LICENSE |
|
6 * |
|
7 * This source file is subject to the new BSD license that is bundled |
|
8 * with this package in the file LICENSE.txt. |
|
9 * It is also available through the world-wide-web at this URL: |
|
10 * http://framework.zend.com/license/new-bsd |
|
11 * If you did not receive a copy of the license and are unable to |
|
12 * obtain it through the world-wide-web, please send an email |
|
13 * to license@zend.com so we can send you a copy immediately. |
|
14 * |
|
15 * @category Zend |
|
16 * @package Zend_Feed_Reader |
|
17 * @copyright Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com) |
|
18 * @license http://framework.zend.com/license/new-bsd New BSD License |
|
19 * @version $Id: Feed.php 20096 2010-01-06 02:05:09Z bkarwin $ |
|
20 */ |
|
21 |
|
22 /** |
|
23 * @see Zend_Feed_Reader_Extension_FeedAbstract |
|
24 */ |
|
25 require_once 'Zend/Feed/Reader/Extension/FeedAbstract.php'; |
|
26 |
|
27 /** |
|
28 * @category Zend |
|
29 * @package Zend_Feed_Reader |
|
30 * @copyright Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com) |
|
31 * @license http://framework.zend.com/license/new-bsd New BSD License |
|
32 */ |
|
33 class Zend_Feed_Reader_Extension_Podcast_Feed extends Zend_Feed_Reader_Extension_FeedAbstract |
|
34 { |
|
35 /** |
|
36 * Get the entry author |
|
37 * |
|
38 * @return string |
|
39 */ |
|
40 public function getCastAuthor() |
|
41 { |
|
42 if (isset($this->_data['author'])) { |
|
43 return $this->_data['author']; |
|
44 } |
|
45 |
|
46 $author = $this->_xpath->evaluate('string(' . $this->getXpathPrefix() . '/itunes:author)'); |
|
47 |
|
48 if (!$author) { |
|
49 $author = null; |
|
50 } |
|
51 |
|
52 $this->_data['author'] = $author; |
|
53 |
|
54 return $this->_data['author']; |
|
55 } |
|
56 |
|
57 /** |
|
58 * Get the entry block |
|
59 * |
|
60 * @return string |
|
61 */ |
|
62 public function getBlock() |
|
63 { |
|
64 if (isset($this->_data['block'])) { |
|
65 return $this->_data['block']; |
|
66 } |
|
67 |
|
68 $block = $this->_xpath->evaluate('string(' . $this->getXpathPrefix() . '/itunes:block)'); |
|
69 |
|
70 if (!$block) { |
|
71 $block = null; |
|
72 } |
|
73 |
|
74 $this->_data['block'] = $block; |
|
75 |
|
76 return $this->_data['block']; |
|
77 } |
|
78 |
|
79 /** |
|
80 * Get the entry category |
|
81 * |
|
82 * @return string |
|
83 */ |
|
84 public function getCategories() |
|
85 { |
|
86 if (isset($this->_data['categories'])) { |
|
87 return $this->_data['categories']; |
|
88 } |
|
89 |
|
90 $categoryList = $this->_xpath->query($this->getXpathPrefix() . '/itunes:category'); |
|
91 |
|
92 $categories = array(); |
|
93 |
|
94 if ($categoryList->length > 0) { |
|
95 foreach ($categoryList as $node) { |
|
96 $children = null; |
|
97 |
|
98 if ($node->childNodes->length > 0) { |
|
99 $children = array(); |
|
100 |
|
101 foreach ($node->childNodes as $childNode) { |
|
102 if (!($childNode instanceof DOMText)) { |
|
103 $children[$childNode->getAttribute('text')] = null; |
|
104 } |
|
105 } |
|
106 } |
|
107 |
|
108 $categories[$node->getAttribute('text')] = $children; |
|
109 } |
|
110 } |
|
111 |
|
112 |
|
113 if (!$categories) { |
|
114 $categories = null; |
|
115 } |
|
116 |
|
117 $this->_data['categories'] = $categories; |
|
118 |
|
119 return $this->_data['categories']; |
|
120 } |
|
121 |
|
122 /** |
|
123 * Get the entry explicit |
|
124 * |
|
125 * @return string |
|
126 */ |
|
127 public function getExplicit() |
|
128 { |
|
129 if (isset($this->_data['explicit'])) { |
|
130 return $this->_data['explicit']; |
|
131 } |
|
132 |
|
133 $explicit = $this->_xpath->evaluate('string(' . $this->getXpathPrefix() . '/itunes:explicit)'); |
|
134 |
|
135 if (!$explicit) { |
|
136 $explicit = null; |
|
137 } |
|
138 |
|
139 $this->_data['explicit'] = $explicit; |
|
140 |
|
141 return $this->_data['explicit']; |
|
142 } |
|
143 |
|
144 /** |
|
145 * Get the entry image |
|
146 * |
|
147 * @return string |
|
148 */ |
|
149 public function getImage() |
|
150 { |
|
151 if (isset($this->_data['image'])) { |
|
152 return $this->_data['image']; |
|
153 } |
|
154 |
|
155 $image = $this->_xpath->evaluate('string(' . $this->getXpathPrefix() . '/itunes:image/@href)'); |
|
156 |
|
157 if (!$image) { |
|
158 $image = null; |
|
159 } |
|
160 |
|
161 $this->_data['image'] = $image; |
|
162 |
|
163 return $this->_data['image']; |
|
164 } |
|
165 |
|
166 /** |
|
167 * Get the entry keywords |
|
168 * |
|
169 * @return string |
|
170 */ |
|
171 public function getKeywords() |
|
172 { |
|
173 if (isset($this->_data['keywords'])) { |
|
174 return $this->_data['keywords']; |
|
175 } |
|
176 |
|
177 $keywords = $this->_xpath->evaluate('string(' . $this->getXpathPrefix() . '/itunes:keywords)'); |
|
178 |
|
179 if (!$keywords) { |
|
180 $keywords = null; |
|
181 } |
|
182 |
|
183 $this->_data['keywords'] = $keywords; |
|
184 |
|
185 return $this->_data['keywords']; |
|
186 } |
|
187 |
|
188 /** |
|
189 * Get the entry's new feed url |
|
190 * |
|
191 * @return string |
|
192 */ |
|
193 public function getNewFeedUrl() |
|
194 { |
|
195 if (isset($this->_data['new-feed-url'])) { |
|
196 return $this->_data['new-feed-url']; |
|
197 } |
|
198 |
|
199 $newFeedUrl = $this->_xpath->evaluate('string(' . $this->getXpathPrefix() . '/itunes:new-feed-url)'); |
|
200 |
|
201 if (!$newFeedUrl) { |
|
202 $newFeedUrl = null; |
|
203 } |
|
204 |
|
205 $this->_data['new-feed-url'] = $newFeedUrl; |
|
206 |
|
207 return $this->_data['new-feed-url']; |
|
208 } |
|
209 |
|
210 /** |
|
211 * Get the entry owner |
|
212 * |
|
213 * @return string |
|
214 */ |
|
215 public function getOwner() |
|
216 { |
|
217 if (isset($this->_data['owner'])) { |
|
218 return $this->_data['owner']; |
|
219 } |
|
220 |
|
221 $owner = null; |
|
222 |
|
223 $email = $this->_xpath->evaluate('string(' . $this->getXpathPrefix() . '/itunes:owner/itunes:email)'); |
|
224 $name = $this->_xpath->evaluate('string(' . $this->getXpathPrefix() . '/itunes:owner/itunes:name)'); |
|
225 |
|
226 if (!empty($email)) { |
|
227 $owner = $email . (empty($name) ? '' : ' (' . $name . ')'); |
|
228 } else if (!empty($name)) { |
|
229 $owner = $name; |
|
230 } |
|
231 |
|
232 if (!$owner) { |
|
233 $owner = null; |
|
234 } |
|
235 |
|
236 $this->_data['owner'] = $owner; |
|
237 |
|
238 return $this->_data['owner']; |
|
239 } |
|
240 |
|
241 /** |
|
242 * Get the entry subtitle |
|
243 * |
|
244 * @return string |
|
245 */ |
|
246 public function getSubtitle() |
|
247 { |
|
248 if (isset($this->_data['subtitle'])) { |
|
249 return $this->_data['subtitle']; |
|
250 } |
|
251 |
|
252 $subtitle = $this->_xpath->evaluate('string(' . $this->getXpathPrefix() . '/itunes:subtitle)'); |
|
253 |
|
254 if (!$subtitle) { |
|
255 $subtitle = null; |
|
256 } |
|
257 |
|
258 $this->_data['subtitle'] = $subtitle; |
|
259 |
|
260 return $this->_data['subtitle']; |
|
261 } |
|
262 |
|
263 /** |
|
264 * Get the entry summary |
|
265 * |
|
266 * @return string |
|
267 */ |
|
268 public function getSummary() |
|
269 { |
|
270 if (isset($this->_data['summary'])) { |
|
271 return $this->_data['summary']; |
|
272 } |
|
273 |
|
274 $summary = $this->_xpath->evaluate('string(' . $this->getXpathPrefix() . '/itunes:summary)'); |
|
275 |
|
276 if (!$summary) { |
|
277 $summary = null; |
|
278 } |
|
279 |
|
280 $this->_data['summary'] = $summary; |
|
281 |
|
282 return $this->_data['summary']; |
|
283 } |
|
284 |
|
285 /** |
|
286 * Register iTunes namespace |
|
287 * |
|
288 */ |
|
289 protected function _registerNamespaces() |
|
290 { |
|
291 $this->_xpath->registerNamespace('itunes', 'http://www.itunes.com/dtds/podcast-1.0.dtd'); |
|
292 } |
|
293 } |