@@ -14,154 +14,154 @@ discard block |
||
14 | 14 | */ |
15 | 15 | class Readability |
16 | 16 | { |
17 | - /** |
|
18 | - * Main DOMDocument where all the magic happens. |
|
19 | - * |
|
20 | - * @var DOMDocument |
|
21 | - */ |
|
22 | - protected $dom; |
|
23 | - |
|
24 | - /** |
|
25 | - * Title of the article. |
|
26 | - * |
|
27 | - * @var string|null |
|
28 | - */ |
|
29 | - protected $title = null; |
|
30 | - |
|
31 | - /** |
|
32 | - * Final DOMDocument with the fully parsed HTML. |
|
33 | - * |
|
34 | - * @var DOMDocument|null |
|
35 | - */ |
|
36 | - protected $content = null; |
|
37 | - |
|
38 | - /** |
|
39 | - * Excerpt of the article. |
|
40 | - * |
|
41 | - * @var string|null |
|
42 | - */ |
|
43 | - protected $excerpt = null; |
|
44 | - |
|
45 | - /** |
|
46 | - * Main image of the article. |
|
47 | - * |
|
48 | - * @var string|null |
|
49 | - */ |
|
50 | - protected $image = null; |
|
51 | - |
|
52 | - /** |
|
53 | - * Author of the article. Extracted from the byline tags and other social media properties. |
|
54 | - * |
|
55 | - * @var string|null |
|
56 | - */ |
|
57 | - protected $author = null; |
|
58 | - |
|
59 | - /** |
|
60 | - * Website name. |
|
61 | - * |
|
62 | - * @var string|null |
|
63 | - */ |
|
64 | - protected $siteName = null; |
|
65 | - |
|
66 | - /** |
|
67 | - * Direction of the text. |
|
68 | - * |
|
69 | - * @var string|null |
|
70 | - */ |
|
71 | - protected $direction = null; |
|
72 | - |
|
73 | - /** |
|
74 | - * Configuration object. |
|
75 | - * |
|
76 | - * @var Configuration |
|
77 | - */ |
|
78 | - private $configuration; |
|
79 | - |
|
80 | - /** |
|
81 | - * Logger object. |
|
82 | - * |
|
83 | - * @var LoggerInterface |
|
84 | - */ |
|
85 | - private $logger; |
|
86 | - |
|
87 | - /** |
|
88 | - * Collection of attempted text extractions. |
|
89 | - * |
|
90 | - * @var array |
|
91 | - */ |
|
92 | - private $attempts = []; |
|
93 | - |
|
94 | - /** |
|
95 | - * @var array |
|
96 | - */ |
|
97 | - private $defaultTagsToScore = [ |
|
98 | - 'section', |
|
99 | - 'h2', |
|
100 | - 'h3', |
|
101 | - 'h4', |
|
102 | - 'h5', |
|
103 | - 'h6', |
|
104 | - 'p', |
|
105 | - 'td', |
|
106 | - 'pre', |
|
107 | - ]; |
|
108 | - |
|
109 | - /** |
|
110 | - * @var array |
|
111 | - */ |
|
112 | - private $alterToDIVExceptions = [ |
|
113 | - 'div', |
|
114 | - 'article', |
|
115 | - 'section', |
|
116 | - 'p', |
|
117 | - ]; |
|
118 | - |
|
119 | - /** |
|
120 | - * Readability constructor. |
|
121 | - * |
|
122 | - * @param Configuration $configuration |
|
123 | - */ |
|
124 | - public function __construct(Configuration $configuration) |
|
125 | - { |
|
126 | - $this->configuration = $configuration; |
|
127 | - $this->logger = $this->configuration->getLogger(); |
|
128 | - } |
|
129 | - |
|
130 | - /** |
|
131 | - * Main parse function. |
|
132 | - * |
|
133 | - * @param $html |
|
134 | - * |
|
135 | - * @throws ParseException |
|
136 | - * |
|
137 | - * @return bool |
|
138 | - */ |
|
139 | - public function parse($html) |
|
140 | - { |
|
141 | - $this->logger->info('*** Starting parse process...'); |
|
142 | - |
|
143 | - $this->dom = $this->loadHTML($html); |
|
144 | - |
|
145 | - // Checking for minimum HTML to work with. |
|
146 | - if (!($root = $this->dom->getElementsByTagName('body')->item(0)) || !$root->firstChild) { |
|
147 | - $this->logger->emergency('No body tag present or body tag empty'); |
|
148 | - |
|
149 | - throw new ParseException('Invalid or incomplete HTML.'); |
|
150 | - } |
|
151 | - |
|
152 | - $this->getMetadata(); |
|
153 | - |
|
154 | - $this->getMainImage(); |
|
155 | - |
|
156 | - while (true) { |
|
157 | - $root = $root->firstChild; |
|
158 | - |
|
159 | - $elementsToScore = $this->getNodes($root); |
|
160 | - $this->logger->debug(sprintf('Elements to score: \'%s\'', count($elementsToScore))); |
|
161 | - |
|
162 | - $result = $this->rateNodes($elementsToScore); |
|
163 | - |
|
164 | - /* |
|
17 | + /** |
|
18 | + * Main DOMDocument where all the magic happens. |
|
19 | + * |
|
20 | + * @var DOMDocument |
|
21 | + */ |
|
22 | + protected $dom; |
|
23 | + |
|
24 | + /** |
|
25 | + * Title of the article. |
|
26 | + * |
|
27 | + * @var string|null |
|
28 | + */ |
|
29 | + protected $title = null; |
|
30 | + |
|
31 | + /** |
|
32 | + * Final DOMDocument with the fully parsed HTML. |
|
33 | + * |
|
34 | + * @var DOMDocument|null |
|
35 | + */ |
|
36 | + protected $content = null; |
|
37 | + |
|
38 | + /** |
|
39 | + * Excerpt of the article. |
|
40 | + * |
|
41 | + * @var string|null |
|
42 | + */ |
|
43 | + protected $excerpt = null; |
|
44 | + |
|
45 | + /** |
|
46 | + * Main image of the article. |
|
47 | + * |
|
48 | + * @var string|null |
|
49 | + */ |
|
50 | + protected $image = null; |
|
51 | + |
|
52 | + /** |
|
53 | + * Author of the article. Extracted from the byline tags and other social media properties. |
|
54 | + * |
|
55 | + * @var string|null |
|
56 | + */ |
|
57 | + protected $author = null; |
|
58 | + |
|
59 | + /** |
|
60 | + * Website name. |
|
61 | + * |
|
62 | + * @var string|null |
|
63 | + */ |
|
64 | + protected $siteName = null; |
|
65 | + |
|
66 | + /** |
|
67 | + * Direction of the text. |
|
68 | + * |
|
69 | + * @var string|null |
|
70 | + */ |
|
71 | + protected $direction = null; |
|
72 | + |
|
73 | + /** |
|
74 | + * Configuration object. |
|
75 | + * |
|
76 | + * @var Configuration |
|
77 | + */ |
|
78 | + private $configuration; |
|
79 | + |
|
80 | + /** |
|
81 | + * Logger object. |
|
82 | + * |
|
83 | + * @var LoggerInterface |
|
84 | + */ |
|
85 | + private $logger; |
|
86 | + |
|
87 | + /** |
|
88 | + * Collection of attempted text extractions. |
|
89 | + * |
|
90 | + * @var array |
|
91 | + */ |
|
92 | + private $attempts = []; |
|
93 | + |
|
94 | + /** |
|
95 | + * @var array |
|
96 | + */ |
|
97 | + private $defaultTagsToScore = [ |
|
98 | + 'section', |
|
99 | + 'h2', |
|
100 | + 'h3', |
|
101 | + 'h4', |
|
102 | + 'h5', |
|
103 | + 'h6', |
|
104 | + 'p', |
|
105 | + 'td', |
|
106 | + 'pre', |
|
107 | + ]; |
|
108 | + |
|
109 | + /** |
|
110 | + * @var array |
|
111 | + */ |
|
112 | + private $alterToDIVExceptions = [ |
|
113 | + 'div', |
|
114 | + 'article', |
|
115 | + 'section', |
|
116 | + 'p', |
|
117 | + ]; |
|
118 | + |
|
119 | + /** |
|
120 | + * Readability constructor. |
|
121 | + * |
|
122 | + * @param Configuration $configuration |
|
123 | + */ |
|
124 | + public function __construct(Configuration $configuration) |
|
125 | + { |
|
126 | + $this->configuration = $configuration; |
|
127 | + $this->logger = $this->configuration->getLogger(); |
|
128 | + } |
|
129 | + |
|
130 | + /** |
|
131 | + * Main parse function. |
|
132 | + * |
|
133 | + * @param $html |
|
134 | + * |
|
135 | + * @throws ParseException |
|
136 | + * |
|
137 | + * @return bool |
|
138 | + */ |
|
139 | + public function parse($html) |
|
140 | + { |
|
141 | + $this->logger->info('*** Starting parse process...'); |
|
142 | + |
|
143 | + $this->dom = $this->loadHTML($html); |
|
144 | + |
|
145 | + // Checking for minimum HTML to work with. |
|
146 | + if (!($root = $this->dom->getElementsByTagName('body')->item(0)) || !$root->firstChild) { |
|
147 | + $this->logger->emergency('No body tag present or body tag empty'); |
|
148 | + |
|
149 | + throw new ParseException('Invalid or incomplete HTML.'); |
|
150 | + } |
|
151 | + |
|
152 | + $this->getMetadata(); |
|
153 | + |
|
154 | + $this->getMainImage(); |
|
155 | + |
|
156 | + while (true) { |
|
157 | + $root = $root->firstChild; |
|
158 | + |
|
159 | + $elementsToScore = $this->getNodes($root); |
|
160 | + $this->logger->debug(sprintf('Elements to score: \'%s\'', count($elementsToScore))); |
|
161 | + |
|
162 | + $result = $this->rateNodes($elementsToScore); |
|
163 | + |
|
164 | + /* |
|
165 | 165 | * Now that we've gone through the full algorithm, check to see if |
166 | 166 | * we got any meaningful content. If we didn't, we may need to re-run |
167 | 167 | * grabArticle with different flags set. This gives us a higher likelihood of |
@@ -169,897 +169,897 @@ discard block |
||
169 | 169 | * finding the -right- content. |
170 | 170 | */ |
171 | 171 | |
172 | - $length = mb_strlen(preg_replace(NodeUtility::$regexps['onlyWhitespace'], '', $result->textContent)); |
|
173 | - |
|
174 | - $this->logger->info(sprintf('[Parsing] Article parsed. Amount of words: %s. Current threshold is: %s', $length, $this->configuration->getCharThreshold())); |
|
175 | - |
|
176 | - if ($result && $length < $this->configuration->getCharThreshold()) { |
|
177 | - $this->dom = $this->loadHTML($html); |
|
178 | - $root = $this->dom->getElementsByTagName('body')->item(0); |
|
179 | - |
|
180 | - if ($this->configuration->getStripUnlikelyCandidates()) { |
|
181 | - $this->logger->debug('[Parsing] Threshold not met, trying again setting StripUnlikelyCandidates as false'); |
|
182 | - $this->configuration->setStripUnlikelyCandidates(false); |
|
183 | - $this->attempts[] = ['articleContent' => $result, 'textLength' => $length]; |
|
184 | - } elseif ($this->configuration->getWeightClasses()) { |
|
185 | - $this->logger->debug('[Parsing] Threshold not met, trying again setting WeightClasses as false'); |
|
186 | - $this->configuration->setWeightClasses(false); |
|
187 | - $this->attempts[] = ['articleContent' => $result, 'textLength' => $length]; |
|
188 | - } elseif ($this->configuration->getCleanConditionally()) { |
|
189 | - $this->logger->debug('[Parsing] Threshold not met, trying again setting CleanConditionally as false'); |
|
190 | - $this->configuration->setCleanConditionally(false); |
|
191 | - $this->attempts[] = ['articleContent' => $result, 'textLength' => $length]; |
|
192 | - } else { |
|
193 | - $this->logger->debug('[Parsing] Threshold not met, searching across attempts for some content.'); |
|
194 | - $this->attempts[] = ['articleContent' => $result, 'textLength' => $length]; |
|
195 | - |
|
196 | - // No luck after removing flags, just return the longest text we found during the different loops |
|
197 | - usort($this->attempts, function ($a, $b) { |
|
198 | - return $a['textLength'] < $b['textLength']; |
|
199 | - }); |
|
200 | - |
|
201 | - // But first check if we actually have something |
|
202 | - if (!$this->attempts[0]['textLength']) { |
|
203 | - $this->logger->emergency('[Parsing] Could not parse text, giving up :('); |
|
204 | - |
|
205 | - throw new ParseException('Could not parse text.'); |
|
206 | - } |
|
207 | - |
|
208 | - $this->logger->debug('[Parsing] Threshold not met, but found some content in previous attempts.'); |
|
209 | - |
|
210 | - $result = $this->attempts[0]['articleContent']; |
|
211 | - break; |
|
212 | - } |
|
213 | - } else { |
|
214 | - break; |
|
215 | - } |
|
216 | - } |
|
217 | - |
|
218 | - $result = $this->postProcessContent($result); |
|
219 | - |
|
220 | - // If we haven't found an excerpt in the article's metadata, use the article's |
|
221 | - // first paragraph as the excerpt. This can be used for displaying a preview of |
|
222 | - // the article's content. |
|
223 | - if (!$this->getExcerpt()) { |
|
224 | - $this->logger->debug('[Parsing] No excerpt text found on metadata, extracting first p node and using it as excerpt.'); |
|
225 | - $paragraphs = $result->getElementsByTagName('p'); |
|
226 | - if ($paragraphs->length > 0) { |
|
227 | - $this->setExcerpt(trim($paragraphs->item(0)->textContent)); |
|
228 | - } |
|
229 | - } |
|
230 | - |
|
231 | - $this->setContent($result); |
|
232 | - |
|
233 | - $this->logger->info('*** Parse successful :)'); |
|
234 | - |
|
235 | - return true; |
|
236 | - } |
|
237 | - |
|
238 | - /** |
|
239 | - * Creates a DOM Document object and loads the provided HTML on it. |
|
240 | - * |
|
241 | - * Used for the first load of Readability and subsequent reloads (when disabling flags and rescanning the text) |
|
242 | - * Previous versions of Readability used this method one time and cloned the DOM to keep a backup. This caused bugs |
|
243 | - * because cloning the DOM object keeps a relation between the clone and the original one, doing changes in both |
|
244 | - * objects and ruining the backup. |
|
245 | - * |
|
246 | - * @param string $html |
|
247 | - * |
|
248 | - * @return DOMDocument |
|
249 | - */ |
|
250 | - private function loadHTML($html) |
|
251 | - { |
|
252 | - $this->logger->debug('[Loading] Loading HTML...'); |
|
253 | - |
|
254 | - // To avoid throwing a gazillion of errors on malformed HTMLs |
|
255 | - libxml_use_internal_errors(true); |
|
256 | - |
|
257 | - $dom = new DOMDocument('1.0', 'utf-8'); |
|
258 | - |
|
259 | - if (!$this->configuration->getSubstituteEntities()) { |
|
260 | - // Keep the original HTML entities |
|
261 | - $dom->substituteEntities = false; |
|
262 | - } |
|
263 | - |
|
264 | - if ($this->configuration->getNormalizeEntities()) { |
|
265 | - $this->logger->debug('[Loading] Normalized entities via mb_convert_encoding.'); |
|
266 | - // Replace UTF-8 characters with the HTML Entity equivalent. Useful to fix html with mixed content |
|
267 | - $html = mb_convert_encoding($html, 'HTML-ENTITIES', 'UTF-8'); |
|
268 | - } |
|
269 | - |
|
270 | - if ($this->configuration->getSummonCthulhu()) { |
|
271 | - $this->logger->debug('[Loading] Removed script tags via regex H̶͈̩̟̬̱͠E̡̨̬͔̳̜͢͠ ̡̧̯͉̩͙̩̹̞̠͎͈̹̥̠͞ͅͅC̶͉̞̘̖̝̗͓̬̯͍͉̤̬͢͢͞Ò̟̘͉͖͎͉̱̭̣̕M̴̯͈̻̱̱̣̗͈̠̙̲̥͘͞E̷̛͙̼̲͍͕̹͍͇̗̻̬̮̭̱̥͢Ş̛̟͔̙̜̤͇̮͍̙̝̀͘'); |
|
272 | - $html = preg_replace('/<script\b[^>]*>([\s\S]*?)<\/script>/', '', $html); |
|
273 | - } |
|
274 | - |
|
275 | - // Prepend the XML tag to avoid having issues with special characters. Should be harmless. |
|
276 | - $dom->loadHTML('<?xml encoding="UTF-8">' . $html); |
|
277 | - $dom->encoding = 'UTF-8'; |
|
278 | - |
|
279 | - $this->removeScripts($dom); |
|
280 | - |
|
281 | - $this->prepDocument($dom); |
|
282 | - |
|
283 | - $this->logger->debug('[Loading] Loaded HTML successfully.'); |
|
284 | - |
|
285 | - return $dom; |
|
286 | - } |
|
287 | - |
|
288 | - /** |
|
289 | - * Tries to guess relevant info from metadata of the html. Sets the results in the Readability properties. |
|
290 | - */ |
|
291 | - private function getMetadata() |
|
292 | - { |
|
293 | - $this->logger->debug('[Metadata] Retrieving metadata...'); |
|
294 | - |
|
295 | - $values = []; |
|
296 | - // property is a space-separated list of values |
|
297 | - $propertyPattern = '/\s*(dc|dcterm|og|twitter)\s*:\s*(author|creator|description|title|image|site_name)(?!:)\s*/i'; |
|
298 | - |
|
299 | - // name is a single value |
|
300 | - $namePattern = '/^\s*(?:(dc|dcterm|og|twitter|weibo:(article|webpage))\s*[\.:]\s*)?(author|creator|description|title|image|site_name)(?!:)\s*$/i'; |
|
301 | - |
|
302 | - // Find description tags. |
|
303 | - foreach ($this->dom->getElementsByTagName('meta') as $meta) { |
|
304 | - /* @var DOMNode $meta */ |
|
305 | - $elementName = $meta->getAttribute('name'); |
|
306 | - $elementProperty = $meta->getAttribute('property'); |
|
307 | - $content = $meta->getAttribute('content'); |
|
308 | - $matches = null; |
|
309 | - $name = null; |
|
310 | - |
|
311 | - if ($elementProperty) { |
|
312 | - if (preg_match($propertyPattern, $elementProperty, $matches)) { |
|
313 | - for ($i = count($matches) - 1; $i >= 0; $i--) { |
|
314 | - // Convert to lowercase, and remove any whitespace |
|
315 | - // so we can match below. |
|
316 | - $name = preg_replace('/\s/', '', mb_strtolower($matches[$i])); |
|
317 | - // multiple authors |
|
318 | - $values[$name] = trim($content); |
|
319 | - } |
|
320 | - } |
|
321 | - } |
|
322 | - |
|
323 | - if (!$matches && $elementName && preg_match($namePattern, $elementName)) { |
|
324 | - $name = $elementName; |
|
325 | - if ($content) { |
|
326 | - // Convert to lowercase, remove any whitespace, and convert dots |
|
327 | - // to colons so we can match below. |
|
328 | - $name = preg_replace(['/\s/', '/\./'], ['', ':'], mb_strtolower($name)); |
|
329 | - $values[$name] = trim($content); |
|
330 | - } |
|
331 | - } |
|
332 | - } |
|
333 | - |
|
334 | - // get title |
|
335 | - /* |
|
172 | + $length = mb_strlen(preg_replace(NodeUtility::$regexps['onlyWhitespace'], '', $result->textContent)); |
|
173 | + |
|
174 | + $this->logger->info(sprintf('[Parsing] Article parsed. Amount of words: %s. Current threshold is: %s', $length, $this->configuration->getCharThreshold())); |
|
175 | + |
|
176 | + if ($result && $length < $this->configuration->getCharThreshold()) { |
|
177 | + $this->dom = $this->loadHTML($html); |
|
178 | + $root = $this->dom->getElementsByTagName('body')->item(0); |
|
179 | + |
|
180 | + if ($this->configuration->getStripUnlikelyCandidates()) { |
|
181 | + $this->logger->debug('[Parsing] Threshold not met, trying again setting StripUnlikelyCandidates as false'); |
|
182 | + $this->configuration->setStripUnlikelyCandidates(false); |
|
183 | + $this->attempts[] = ['articleContent' => $result, 'textLength' => $length]; |
|
184 | + } elseif ($this->configuration->getWeightClasses()) { |
|
185 | + $this->logger->debug('[Parsing] Threshold not met, trying again setting WeightClasses as false'); |
|
186 | + $this->configuration->setWeightClasses(false); |
|
187 | + $this->attempts[] = ['articleContent' => $result, 'textLength' => $length]; |
|
188 | + } elseif ($this->configuration->getCleanConditionally()) { |
|
189 | + $this->logger->debug('[Parsing] Threshold not met, trying again setting CleanConditionally as false'); |
|
190 | + $this->configuration->setCleanConditionally(false); |
|
191 | + $this->attempts[] = ['articleContent' => $result, 'textLength' => $length]; |
|
192 | + } else { |
|
193 | + $this->logger->debug('[Parsing] Threshold not met, searching across attempts for some content.'); |
|
194 | + $this->attempts[] = ['articleContent' => $result, 'textLength' => $length]; |
|
195 | + |
|
196 | + // No luck after removing flags, just return the longest text we found during the different loops |
|
197 | + usort($this->attempts, function ($a, $b) { |
|
198 | + return $a['textLength'] < $b['textLength']; |
|
199 | + }); |
|
200 | + |
|
201 | + // But first check if we actually have something |
|
202 | + if (!$this->attempts[0]['textLength']) { |
|
203 | + $this->logger->emergency('[Parsing] Could not parse text, giving up :('); |
|
204 | + |
|
205 | + throw new ParseException('Could not parse text.'); |
|
206 | + } |
|
207 | + |
|
208 | + $this->logger->debug('[Parsing] Threshold not met, but found some content in previous attempts.'); |
|
209 | + |
|
210 | + $result = $this->attempts[0]['articleContent']; |
|
211 | + break; |
|
212 | + } |
|
213 | + } else { |
|
214 | + break; |
|
215 | + } |
|
216 | + } |
|
217 | + |
|
218 | + $result = $this->postProcessContent($result); |
|
219 | + |
|
220 | + // If we haven't found an excerpt in the article's metadata, use the article's |
|
221 | + // first paragraph as the excerpt. This can be used for displaying a preview of |
|
222 | + // the article's content. |
|
223 | + if (!$this->getExcerpt()) { |
|
224 | + $this->logger->debug('[Parsing] No excerpt text found on metadata, extracting first p node and using it as excerpt.'); |
|
225 | + $paragraphs = $result->getElementsByTagName('p'); |
|
226 | + if ($paragraphs->length > 0) { |
|
227 | + $this->setExcerpt(trim($paragraphs->item(0)->textContent)); |
|
228 | + } |
|
229 | + } |
|
230 | + |
|
231 | + $this->setContent($result); |
|
232 | + |
|
233 | + $this->logger->info('*** Parse successful :)'); |
|
234 | + |
|
235 | + return true; |
|
236 | + } |
|
237 | + |
|
238 | + /** |
|
239 | + * Creates a DOM Document object and loads the provided HTML on it. |
|
240 | + * |
|
241 | + * Used for the first load of Readability and subsequent reloads (when disabling flags and rescanning the text) |
|
242 | + * Previous versions of Readability used this method one time and cloned the DOM to keep a backup. This caused bugs |
|
243 | + * because cloning the DOM object keeps a relation between the clone and the original one, doing changes in both |
|
244 | + * objects and ruining the backup. |
|
245 | + * |
|
246 | + * @param string $html |
|
247 | + * |
|
248 | + * @return DOMDocument |
|
249 | + */ |
|
250 | + private function loadHTML($html) |
|
251 | + { |
|
252 | + $this->logger->debug('[Loading] Loading HTML...'); |
|
253 | + |
|
254 | + // To avoid throwing a gazillion of errors on malformed HTMLs |
|
255 | + libxml_use_internal_errors(true); |
|
256 | + |
|
257 | + $dom = new DOMDocument('1.0', 'utf-8'); |
|
258 | + |
|
259 | + if (!$this->configuration->getSubstituteEntities()) { |
|
260 | + // Keep the original HTML entities |
|
261 | + $dom->substituteEntities = false; |
|
262 | + } |
|
263 | + |
|
264 | + if ($this->configuration->getNormalizeEntities()) { |
|
265 | + $this->logger->debug('[Loading] Normalized entities via mb_convert_encoding.'); |
|
266 | + // Replace UTF-8 characters with the HTML Entity equivalent. Useful to fix html with mixed content |
|
267 | + $html = mb_convert_encoding($html, 'HTML-ENTITIES', 'UTF-8'); |
|
268 | + } |
|
269 | + |
|
270 | + if ($this->configuration->getSummonCthulhu()) { |
|
271 | + $this->logger->debug('[Loading] Removed script tags via regex H̶͈̩̟̬̱͠E̡̨̬͔̳̜͢͠ ̡̧̯͉̩͙̩̹̞̠͎͈̹̥̠͞ͅͅC̶͉̞̘̖̝̗͓̬̯͍͉̤̬͢͢͞Ò̟̘͉͖͎͉̱̭̣̕M̴̯͈̻̱̱̣̗͈̠̙̲̥͘͞E̷̛͙̼̲͍͕̹͍͇̗̻̬̮̭̱̥͢Ş̛̟͔̙̜̤͇̮͍̙̝̀͘'); |
|
272 | + $html = preg_replace('/<script\b[^>]*>([\s\S]*?)<\/script>/', '', $html); |
|
273 | + } |
|
274 | + |
|
275 | + // Prepend the XML tag to avoid having issues with special characters. Should be harmless. |
|
276 | + $dom->loadHTML('<?xml encoding="UTF-8">' . $html); |
|
277 | + $dom->encoding = 'UTF-8'; |
|
278 | + |
|
279 | + $this->removeScripts($dom); |
|
280 | + |
|
281 | + $this->prepDocument($dom); |
|
282 | + |
|
283 | + $this->logger->debug('[Loading] Loaded HTML successfully.'); |
|
284 | + |
|
285 | + return $dom; |
|
286 | + } |
|
287 | + |
|
288 | + /** |
|
289 | + * Tries to guess relevant info from metadata of the html. Sets the results in the Readability properties. |
|
290 | + */ |
|
291 | + private function getMetadata() |
|
292 | + { |
|
293 | + $this->logger->debug('[Metadata] Retrieving metadata...'); |
|
294 | + |
|
295 | + $values = []; |
|
296 | + // property is a space-separated list of values |
|
297 | + $propertyPattern = '/\s*(dc|dcterm|og|twitter)\s*:\s*(author|creator|description|title|image|site_name)(?!:)\s*/i'; |
|
298 | + |
|
299 | + // name is a single value |
|
300 | + $namePattern = '/^\s*(?:(dc|dcterm|og|twitter|weibo:(article|webpage))\s*[\.:]\s*)?(author|creator|description|title|image|site_name)(?!:)\s*$/i'; |
|
301 | + |
|
302 | + // Find description tags. |
|
303 | + foreach ($this->dom->getElementsByTagName('meta') as $meta) { |
|
304 | + /* @var DOMNode $meta */ |
|
305 | + $elementName = $meta->getAttribute('name'); |
|
306 | + $elementProperty = $meta->getAttribute('property'); |
|
307 | + $content = $meta->getAttribute('content'); |
|
308 | + $matches = null; |
|
309 | + $name = null; |
|
310 | + |
|
311 | + if ($elementProperty) { |
|
312 | + if (preg_match($propertyPattern, $elementProperty, $matches)) { |
|
313 | + for ($i = count($matches) - 1; $i >= 0; $i--) { |
|
314 | + // Convert to lowercase, and remove any whitespace |
|
315 | + // so we can match below. |
|
316 | + $name = preg_replace('/\s/', '', mb_strtolower($matches[$i])); |
|
317 | + // multiple authors |
|
318 | + $values[$name] = trim($content); |
|
319 | + } |
|
320 | + } |
|
321 | + } |
|
322 | + |
|
323 | + if (!$matches && $elementName && preg_match($namePattern, $elementName)) { |
|
324 | + $name = $elementName; |
|
325 | + if ($content) { |
|
326 | + // Convert to lowercase, remove any whitespace, and convert dots |
|
327 | + // to colons so we can match below. |
|
328 | + $name = preg_replace(['/\s/', '/\./'], ['', ':'], mb_strtolower($name)); |
|
329 | + $values[$name] = trim($content); |
|
330 | + } |
|
331 | + } |
|
332 | + } |
|
333 | + |
|
334 | + // get title |
|
335 | + /* |
|
336 | 336 | * This is a very convoluted way of extracting the first matching key of the $values array |
337 | 337 | * against a set of options. |
338 | 338 | * |
339 | 339 | * This could be easily replaced with an ugly set of isset($values['key']) or a bunch of ??s. |
340 | 340 | * Will probably replace it with ??s after dropping support of PHP5.6 |
341 | 341 | */ |
342 | - $key = current(array_intersect([ |
|
343 | - 'dc:title', |
|
344 | - 'dcterm:title', |
|
345 | - 'og:title', |
|
346 | - 'weibo:article:title', |
|
347 | - 'weibo:webpage:title', |
|
348 | - 'title', |
|
349 | - 'twitter:title' |
|
350 | - ], array_keys($values))); |
|
351 | - |
|
352 | - $this->setTitle(isset($values[$key]) ? trim($values[$key]) : null); |
|
353 | - |
|
354 | - if (!$this->getTitle()) { |
|
355 | - $this->setTitle($this->getArticleTitle()); |
|
356 | - } |
|
357 | - |
|
358 | - // get author |
|
359 | - $key = current(array_intersect([ |
|
360 | - 'dc:creator', |
|
361 | - 'dcterm:creator', |
|
362 | - 'author' |
|
363 | - ], array_keys($values))); |
|
364 | - |
|
365 | - $this->setAuthor(isset($values[$key]) ? $values[$key] : null); |
|
366 | - |
|
367 | - // get description |
|
368 | - $key = current(array_intersect([ |
|
369 | - 'dc:description', |
|
370 | - 'dcterm:description', |
|
371 | - 'og:description', |
|
372 | - 'weibo:article:description', |
|
373 | - 'weibo:webpage:description', |
|
374 | - 'description', |
|
375 | - 'twitter:description' |
|
376 | - ], array_keys($values))); |
|
377 | - |
|
378 | - $this->setExcerpt(isset($values[$key]) ? $values[$key] : null); |
|
379 | - |
|
380 | - // get main image |
|
381 | - $key = current(array_intersect([ |
|
382 | - 'image', |
|
383 | - 'og:image', |
|
384 | - 'twitter:image' |
|
385 | - ], array_keys($values))); |
|
386 | - |
|
387 | - $this->setImage(isset($values[$key]) ? $values[$key] : null); |
|
388 | - |
|
389 | - $key = current(array_intersect([ |
|
390 | - 'og:site_name' |
|
391 | - ], array_keys($values))); |
|
392 | - |
|
393 | - $this->setSiteName(isset($values[$key]) ? $values[$key] : null); |
|
394 | - } |
|
395 | - |
|
396 | - /** |
|
397 | - * Returns all the images of the parsed article. |
|
398 | - * |
|
399 | - * @return array |
|
400 | - */ |
|
401 | - public function getImages() |
|
402 | - { |
|
403 | - $result = []; |
|
404 | - if ($this->getImage()) { |
|
405 | - $result[] = $this->getImage(); |
|
406 | - } |
|
407 | - |
|
408 | - if (null == $this->getDOMDocument()) { |
|
409 | - return $result; |
|
410 | - } |
|
411 | - |
|
412 | - foreach ($this->getDOMDocument()->getElementsByTagName('img') as $img) { |
|
413 | - if ($src = $img->getAttribute('src')) { |
|
414 | - $result[] = $src; |
|
415 | - } |
|
416 | - } |
|
417 | - |
|
418 | - if ($this->configuration->getFixRelativeURLs()) { |
|
419 | - foreach ($result as &$imgSrc) { |
|
420 | - $imgSrc = $this->toAbsoluteURI($imgSrc); |
|
421 | - } |
|
422 | - } |
|
423 | - |
|
424 | - $result = array_unique(array_filter($result)); |
|
425 | - |
|
426 | - return $result; |
|
427 | - } |
|
428 | - |
|
429 | - /** |
|
430 | - * Tries to get the main article image. Will only update the metadata if the getMetadata function couldn't |
|
431 | - * find a correct image. |
|
432 | - */ |
|
433 | - public function getMainImage() |
|
434 | - { |
|
435 | - $imgUrl = false; |
|
436 | - |
|
437 | - if ($this->getImage() !== null) { |
|
438 | - $imgUrl = $this->getImage(); |
|
439 | - } |
|
440 | - |
|
441 | - if (!$imgUrl) { |
|
442 | - foreach ($this->dom->getElementsByTagName('link') as $link) { |
|
443 | - /** @var \DOMElement $link */ |
|
444 | - /* |
|
342 | + $key = current(array_intersect([ |
|
343 | + 'dc:title', |
|
344 | + 'dcterm:title', |
|
345 | + 'og:title', |
|
346 | + 'weibo:article:title', |
|
347 | + 'weibo:webpage:title', |
|
348 | + 'title', |
|
349 | + 'twitter:title' |
|
350 | + ], array_keys($values))); |
|
351 | + |
|
352 | + $this->setTitle(isset($values[$key]) ? trim($values[$key]) : null); |
|
353 | + |
|
354 | + if (!$this->getTitle()) { |
|
355 | + $this->setTitle($this->getArticleTitle()); |
|
356 | + } |
|
357 | + |
|
358 | + // get author |
|
359 | + $key = current(array_intersect([ |
|
360 | + 'dc:creator', |
|
361 | + 'dcterm:creator', |
|
362 | + 'author' |
|
363 | + ], array_keys($values))); |
|
364 | + |
|
365 | + $this->setAuthor(isset($values[$key]) ? $values[$key] : null); |
|
366 | + |
|
367 | + // get description |
|
368 | + $key = current(array_intersect([ |
|
369 | + 'dc:description', |
|
370 | + 'dcterm:description', |
|
371 | + 'og:description', |
|
372 | + 'weibo:article:description', |
|
373 | + 'weibo:webpage:description', |
|
374 | + 'description', |
|
375 | + 'twitter:description' |
|
376 | + ], array_keys($values))); |
|
377 | + |
|
378 | + $this->setExcerpt(isset($values[$key]) ? $values[$key] : null); |
|
379 | + |
|
380 | + // get main image |
|
381 | + $key = current(array_intersect([ |
|
382 | + 'image', |
|
383 | + 'og:image', |
|
384 | + 'twitter:image' |
|
385 | + ], array_keys($values))); |
|
386 | + |
|
387 | + $this->setImage(isset($values[$key]) ? $values[$key] : null); |
|
388 | + |
|
389 | + $key = current(array_intersect([ |
|
390 | + 'og:site_name' |
|
391 | + ], array_keys($values))); |
|
392 | + |
|
393 | + $this->setSiteName(isset($values[$key]) ? $values[$key] : null); |
|
394 | + } |
|
395 | + |
|
396 | + /** |
|
397 | + * Returns all the images of the parsed article. |
|
398 | + * |
|
399 | + * @return array |
|
400 | + */ |
|
401 | + public function getImages() |
|
402 | + { |
|
403 | + $result = []; |
|
404 | + if ($this->getImage()) { |
|
405 | + $result[] = $this->getImage(); |
|
406 | + } |
|
407 | + |
|
408 | + if (null == $this->getDOMDocument()) { |
|
409 | + return $result; |
|
410 | + } |
|
411 | + |
|
412 | + foreach ($this->getDOMDocument()->getElementsByTagName('img') as $img) { |
|
413 | + if ($src = $img->getAttribute('src')) { |
|
414 | + $result[] = $src; |
|
415 | + } |
|
416 | + } |
|
417 | + |
|
418 | + if ($this->configuration->getFixRelativeURLs()) { |
|
419 | + foreach ($result as &$imgSrc) { |
|
420 | + $imgSrc = $this->toAbsoluteURI($imgSrc); |
|
421 | + } |
|
422 | + } |
|
423 | + |
|
424 | + $result = array_unique(array_filter($result)); |
|
425 | + |
|
426 | + return $result; |
|
427 | + } |
|
428 | + |
|
429 | + /** |
|
430 | + * Tries to get the main article image. Will only update the metadata if the getMetadata function couldn't |
|
431 | + * find a correct image. |
|
432 | + */ |
|
433 | + public function getMainImage() |
|
434 | + { |
|
435 | + $imgUrl = false; |
|
436 | + |
|
437 | + if ($this->getImage() !== null) { |
|
438 | + $imgUrl = $this->getImage(); |
|
439 | + } |
|
440 | + |
|
441 | + if (!$imgUrl) { |
|
442 | + foreach ($this->dom->getElementsByTagName('link') as $link) { |
|
443 | + /** @var \DOMElement $link */ |
|
444 | + /* |
|
445 | 445 | * Check for the rel attribute, then check if the rel attribute is either img_src or image_src, and |
446 | 446 | * finally check for the existence of the href attribute, which should hold the image url. |
447 | 447 | */ |
448 | - if ($link->hasAttribute('rel') && ($link->getAttribute('rel') === 'img_src' || $link->getAttribute('rel') === 'image_src') && $link->hasAttribute('href')) { |
|
449 | - $imgUrl = $link->getAttribute('href'); |
|
450 | - break; |
|
451 | - } |
|
452 | - } |
|
453 | - } |
|
454 | - |
|
455 | - if (!empty($imgUrl) && $this->configuration->getFixRelativeURLs()) { |
|
456 | - $this->setImage($this->toAbsoluteURI($imgUrl)); |
|
457 | - } |
|
458 | - } |
|
459 | - |
|
460 | - /** |
|
461 | - * Returns the title of the html. Prioritizes the title from the metadata against the title tag. |
|
462 | - * |
|
463 | - * @return string|null |
|
464 | - */ |
|
465 | - private function getArticleTitle() |
|
466 | - { |
|
467 | - $originalTitle = null; |
|
468 | - |
|
469 | - if ($this->getTitle()) { |
|
470 | - $originalTitle = $this->getTitle(); |
|
471 | - } else { |
|
472 | - $this->logger->debug('[Metadata] Could not find title in metadata, searching for the title tag...'); |
|
473 | - $titleTag = $this->dom->getElementsByTagName('title'); |
|
474 | - if ($titleTag->length > 0) { |
|
475 | - $this->logger->info(sprintf('[Metadata] Using title tag as article title: \'%s\'', $titleTag->item(0)->nodeValue)); |
|
476 | - $originalTitle = $titleTag->item(0)->nodeValue; |
|
477 | - } |
|
478 | - } |
|
479 | - |
|
480 | - if ($originalTitle === null) { |
|
481 | - return null; |
|
482 | - } |
|
483 | - |
|
484 | - $curTitle = $originalTitle = trim($originalTitle); |
|
485 | - $titleHadHierarchicalSeparators = false; |
|
486 | - |
|
487 | - /* |
|
448 | + if ($link->hasAttribute('rel') && ($link->getAttribute('rel') === 'img_src' || $link->getAttribute('rel') === 'image_src') && $link->hasAttribute('href')) { |
|
449 | + $imgUrl = $link->getAttribute('href'); |
|
450 | + break; |
|
451 | + } |
|
452 | + } |
|
453 | + } |
|
454 | + |
|
455 | + if (!empty($imgUrl) && $this->configuration->getFixRelativeURLs()) { |
|
456 | + $this->setImage($this->toAbsoluteURI($imgUrl)); |
|
457 | + } |
|
458 | + } |
|
459 | + |
|
460 | + /** |
|
461 | + * Returns the title of the html. Prioritizes the title from the metadata against the title tag. |
|
462 | + * |
|
463 | + * @return string|null |
|
464 | + */ |
|
465 | + private function getArticleTitle() |
|
466 | + { |
|
467 | + $originalTitle = null; |
|
468 | + |
|
469 | + if ($this->getTitle()) { |
|
470 | + $originalTitle = $this->getTitle(); |
|
471 | + } else { |
|
472 | + $this->logger->debug('[Metadata] Could not find title in metadata, searching for the title tag...'); |
|
473 | + $titleTag = $this->dom->getElementsByTagName('title'); |
|
474 | + if ($titleTag->length > 0) { |
|
475 | + $this->logger->info(sprintf('[Metadata] Using title tag as article title: \'%s\'', $titleTag->item(0)->nodeValue)); |
|
476 | + $originalTitle = $titleTag->item(0)->nodeValue; |
|
477 | + } |
|
478 | + } |
|
479 | + |
|
480 | + if ($originalTitle === null) { |
|
481 | + return null; |
|
482 | + } |
|
483 | + |
|
484 | + $curTitle = $originalTitle = trim($originalTitle); |
|
485 | + $titleHadHierarchicalSeparators = false; |
|
486 | + |
|
487 | + /* |
|
488 | 488 | * If there's a separator in the title, first remove the final part |
489 | 489 | * |
490 | 490 | * Sanity warning: if you eval this match in PHPStorm's "Evaluate expression" box, it will return false |
491 | 491 | * I can assure you it works properly if you let the code run. |
492 | 492 | */ |
493 | - if (preg_match('/ [\|\-\\\\\/>»] /i', $curTitle)) { |
|
494 | - $titleHadHierarchicalSeparators = (bool)preg_match('/ [\\\\\/>»] /', $curTitle); |
|
495 | - $curTitle = preg_replace('/(.*)[\|\-\\\\\/>»] .*/i', '$1', $originalTitle); |
|
496 | - |
|
497 | - $this->logger->info(sprintf('[Metadata] Found hierarchical separators in title, new title is: \'%s\'', $curTitle)); |
|
498 | - |
|
499 | - // If the resulting title is too short (3 words or fewer), remove |
|
500 | - // the first part instead: |
|
501 | - if (count(preg_split('/\s+/', $curTitle)) < 3) { |
|
502 | - $curTitle = preg_replace('/[^\|\-\\\\\/>»]*[\|\-\\\\\/>»](.*)/i', '$1', $originalTitle); |
|
503 | - $this->logger->info(sprintf('[Metadata] Title too short, using the first part of the title instead: \'%s\'', $curTitle)); |
|
504 | - } |
|
505 | - } elseif (strpos($curTitle, ': ') !== false) { |
|
506 | - // Check if we have an heading containing this exact string, so we |
|
507 | - // could assume it's the full title. |
|
508 | - $match = false; |
|
509 | - for ($i = 1; $i <= 2; $i++) { |
|
510 | - foreach ($this->dom->getElementsByTagName('h' . $i) as $hTag) { |
|
511 | - // Trim texts to avoid having false negatives when the title is surrounded by spaces or tabs |
|
512 | - if (trim($hTag->nodeValue) === trim($curTitle)) { |
|
513 | - $match = true; |
|
514 | - } |
|
515 | - } |
|
516 | - } |
|
517 | - |
|
518 | - // If we don't, let's extract the title out of the original title string. |
|
519 | - if (!$match) { |
|
520 | - $curTitle = substr($originalTitle, strrpos($originalTitle, ':') + 1); |
|
521 | - |
|
522 | - $this->logger->info(sprintf('[Metadata] Title has a colon in the middle, new title is: \'%s\'', $curTitle)); |
|
523 | - |
|
524 | - // If the title is now too short, try the first colon instead: |
|
525 | - if (count(preg_split('/\s+/', $curTitle)) < 3) { |
|
526 | - $curTitle = substr($originalTitle, strpos($originalTitle, ':') + 1); |
|
527 | - $this->logger->info(sprintf('[Metadata] Title too short, using the first part of the title instead: \'%s\'', $curTitle)); |
|
528 | - } elseif (count(preg_split('/\s+/', substr($curTitle, 0, strpos($curTitle, ':')))) > 5) { |
|
529 | - // But if we have too many words before the colon there's something weird |
|
530 | - // with the titles and the H tags so let's just use the original title instead |
|
531 | - $curTitle = $originalTitle; |
|
532 | - } |
|
533 | - } |
|
534 | - } elseif (mb_strlen($curTitle) > 150 || mb_strlen($curTitle) < 15) { |
|
535 | - $hOnes = $this->dom->getElementsByTagName('h1'); |
|
536 | - |
|
537 | - if ($hOnes->length === 1) { |
|
538 | - $curTitle = $hOnes->item(0)->nodeValue; |
|
539 | - $this->logger->info(sprintf('[Metadata] Using title from an H1 node: \'%s\'', $curTitle)); |
|
540 | - } |
|
541 | - } |
|
542 | - |
|
543 | - $curTitle = trim($curTitle); |
|
544 | - |
|
545 | - /* |
|
493 | + if (preg_match('/ [\|\-\\\\\/>»] /i', $curTitle)) { |
|
494 | + $titleHadHierarchicalSeparators = (bool)preg_match('/ [\\\\\/>»] /', $curTitle); |
|
495 | + $curTitle = preg_replace('/(.*)[\|\-\\\\\/>»] .*/i', '$1', $originalTitle); |
|
496 | + |
|
497 | + $this->logger->info(sprintf('[Metadata] Found hierarchical separators in title, new title is: \'%s\'', $curTitle)); |
|
498 | + |
|
499 | + // If the resulting title is too short (3 words or fewer), remove |
|
500 | + // the first part instead: |
|
501 | + if (count(preg_split('/\s+/', $curTitle)) < 3) { |
|
502 | + $curTitle = preg_replace('/[^\|\-\\\\\/>»]*[\|\-\\\\\/>»](.*)/i', '$1', $originalTitle); |
|
503 | + $this->logger->info(sprintf('[Metadata] Title too short, using the first part of the title instead: \'%s\'', $curTitle)); |
|
504 | + } |
|
505 | + } elseif (strpos($curTitle, ': ') !== false) { |
|
506 | + // Check if we have an heading containing this exact string, so we |
|
507 | + // could assume it's the full title. |
|
508 | + $match = false; |
|
509 | + for ($i = 1; $i <= 2; $i++) { |
|
510 | + foreach ($this->dom->getElementsByTagName('h' . $i) as $hTag) { |
|
511 | + // Trim texts to avoid having false negatives when the title is surrounded by spaces or tabs |
|
512 | + if (trim($hTag->nodeValue) === trim($curTitle)) { |
|
513 | + $match = true; |
|
514 | + } |
|
515 | + } |
|
516 | + } |
|
517 | + |
|
518 | + // If we don't, let's extract the title out of the original title string. |
|
519 | + if (!$match) { |
|
520 | + $curTitle = substr($originalTitle, strrpos($originalTitle, ':') + 1); |
|
521 | + |
|
522 | + $this->logger->info(sprintf('[Metadata] Title has a colon in the middle, new title is: \'%s\'', $curTitle)); |
|
523 | + |
|
524 | + // If the title is now too short, try the first colon instead: |
|
525 | + if (count(preg_split('/\s+/', $curTitle)) < 3) { |
|
526 | + $curTitle = substr($originalTitle, strpos($originalTitle, ':') + 1); |
|
527 | + $this->logger->info(sprintf('[Metadata] Title too short, using the first part of the title instead: \'%s\'', $curTitle)); |
|
528 | + } elseif (count(preg_split('/\s+/', substr($curTitle, 0, strpos($curTitle, ':')))) > 5) { |
|
529 | + // But if we have too many words before the colon there's something weird |
|
530 | + // with the titles and the H tags so let's just use the original title instead |
|
531 | + $curTitle = $originalTitle; |
|
532 | + } |
|
533 | + } |
|
534 | + } elseif (mb_strlen($curTitle) > 150 || mb_strlen($curTitle) < 15) { |
|
535 | + $hOnes = $this->dom->getElementsByTagName('h1'); |
|
536 | + |
|
537 | + if ($hOnes->length === 1) { |
|
538 | + $curTitle = $hOnes->item(0)->nodeValue; |
|
539 | + $this->logger->info(sprintf('[Metadata] Using title from an H1 node: \'%s\'', $curTitle)); |
|
540 | + } |
|
541 | + } |
|
542 | + |
|
543 | + $curTitle = trim($curTitle); |
|
544 | + |
|
545 | + /* |
|
546 | 546 | * If we now have 4 words or fewer as our title, and either no |
547 | 547 | * 'hierarchical' separators (\, /, > or ») were found in the original |
548 | 548 | * title or we decreased the number of words by more than 1 word, use |
549 | 549 | * the original title. |
550 | 550 | */ |
551 | - $curTitleWordCount = count(preg_split('/\s+/', $curTitle)); |
|
552 | - $originalTitleWordCount = count(preg_split('/\s+/', preg_replace('/[\|\-\\\\\/>»]+/', '', $originalTitle))) - 1; |
|
553 | - |
|
554 | - if ($curTitleWordCount <= 4 && |
|
555 | - (!$titleHadHierarchicalSeparators || $curTitleWordCount !== $originalTitleWordCount)) { |
|
556 | - $curTitle = $originalTitle; |
|
557 | - |
|
558 | - $this->logger->info(sprintf('Using title from an H1 node: \'%s\'', $curTitle)); |
|
559 | - } |
|
560 | - |
|
561 | - return $curTitle; |
|
562 | - } |
|
563 | - |
|
564 | - /** |
|
565 | - * Convert URI to an absolute URI. |
|
566 | - * |
|
567 | - * @param $uri string URI to convert |
|
568 | - * |
|
569 | - * @return string |
|
570 | - */ |
|
571 | - private function toAbsoluteURI($uri) |
|
572 | - { |
|
573 | - list($pathBase, $scheme, $prePath) = $this->getPathInfo($this->configuration->getOriginalURL()); |
|
574 | - |
|
575 | - // If this is already an absolute URI, return it. |
|
576 | - if (preg_match('/^[a-zA-Z][a-zA-Z0-9\+\-\.]*:/', $uri)) { |
|
577 | - return $uri; |
|
578 | - } |
|
579 | - |
|
580 | - // Scheme-rooted relative URI. |
|
581 | - if (substr($uri, 0, 2) === '//') { |
|
582 | - return $scheme . '://' . substr($uri, 2); |
|
583 | - } |
|
584 | - |
|
585 | - // Prepath-rooted relative URI. |
|
586 | - if (substr($uri, 0, 1) === '/') { |
|
587 | - return $prePath . $uri; |
|
588 | - } |
|
589 | - |
|
590 | - // Dotslash relative URI. |
|
591 | - if (strpos($uri, './') === 0) { |
|
592 | - return $pathBase . substr($uri, 2); |
|
593 | - } |
|
594 | - // Ignore hash URIs: |
|
595 | - if (substr($uri, 0, 1) === '#') { |
|
596 | - return $uri; |
|
597 | - } |
|
598 | - |
|
599 | - // Standard relative URI; add entire path. pathBase already includes a |
|
600 | - // trailing "/". |
|
601 | - return $pathBase . $uri; |
|
602 | - } |
|
603 | - |
|
604 | - /** |
|
605 | - * Returns full path info of an URL. |
|
606 | - * |
|
607 | - * @param string $url |
|
608 | - * |
|
609 | - * @return array [$pathBase, $scheme, $prePath] |
|
610 | - */ |
|
611 | - public function getPathInfo($url) |
|
612 | - { |
|
613 | - // Check for base URLs |
|
614 | - if ($this->dom->baseURI !== null) { |
|
615 | - if (substr($this->dom->baseURI, 0, 1) === '/') { |
|
616 | - // URLs starting with '/' override completely the URL defined in the link |
|
617 | - $pathBase = parse_url($url, PHP_URL_SCHEME) . '://' . parse_url($url, PHP_URL_HOST) . $this->dom->baseURI; |
|
618 | - } else { |
|
619 | - // Otherwise just prepend the base to the actual path |
|
620 | - $pathBase = parse_url($url, PHP_URL_SCHEME) . '://' . parse_url($url, PHP_URL_HOST) . dirname(parse_url($url, PHP_URL_PATH)) . '/' . rtrim($this->dom->baseURI, '/') . '/'; |
|
621 | - } |
|
622 | - } else { |
|
623 | - $pathBase = parse_url($url, PHP_URL_SCHEME) . '://' . parse_url($url, PHP_URL_HOST) . dirname(parse_url($url, PHP_URL_PATH)) . '/'; |
|
624 | - } |
|
625 | - |
|
626 | - $scheme = parse_url($pathBase, PHP_URL_SCHEME); |
|
627 | - $prePath = $scheme . '://' . parse_url($pathBase, PHP_URL_HOST); |
|
628 | - |
|
629 | - return [$pathBase, $scheme, $prePath]; |
|
630 | - } |
|
631 | - |
|
632 | - /** |
|
633 | - * Gets nodes from the root element. |
|
634 | - * |
|
635 | - * @param $node DOMNode|DOMText |
|
636 | - * |
|
637 | - * @return array |
|
638 | - */ |
|
639 | - private function getNodes($node) |
|
640 | - { |
|
641 | - $this->logger->info('[Get Nodes] Retrieving nodes...'); |
|
642 | - |
|
643 | - $stripUnlikelyCandidates = $this->configuration->getStripUnlikelyCandidates(); |
|
644 | - |
|
645 | - $elementsToScore = []; |
|
646 | - |
|
647 | - /* |
|
551 | + $curTitleWordCount = count(preg_split('/\s+/', $curTitle)); |
|
552 | + $originalTitleWordCount = count(preg_split('/\s+/', preg_replace('/[\|\-\\\\\/>»]+/', '', $originalTitle))) - 1; |
|
553 | + |
|
554 | + if ($curTitleWordCount <= 4 && |
|
555 | + (!$titleHadHierarchicalSeparators || $curTitleWordCount !== $originalTitleWordCount)) { |
|
556 | + $curTitle = $originalTitle; |
|
557 | + |
|
558 | + $this->logger->info(sprintf('Using title from an H1 node: \'%s\'', $curTitle)); |
|
559 | + } |
|
560 | + |
|
561 | + return $curTitle; |
|
562 | + } |
|
563 | + |
|
564 | + /** |
|
565 | + * Convert URI to an absolute URI. |
|
566 | + * |
|
567 | + * @param $uri string URI to convert |
|
568 | + * |
|
569 | + * @return string |
|
570 | + */ |
|
571 | + private function toAbsoluteURI($uri) |
|
572 | + { |
|
573 | + list($pathBase, $scheme, $prePath) = $this->getPathInfo($this->configuration->getOriginalURL()); |
|
574 | + |
|
575 | + // If this is already an absolute URI, return it. |
|
576 | + if (preg_match('/^[a-zA-Z][a-zA-Z0-9\+\-\.]*:/', $uri)) { |
|
577 | + return $uri; |
|
578 | + } |
|
579 | + |
|
580 | + // Scheme-rooted relative URI. |
|
581 | + if (substr($uri, 0, 2) === '//') { |
|
582 | + return $scheme . '://' . substr($uri, 2); |
|
583 | + } |
|
584 | + |
|
585 | + // Prepath-rooted relative URI. |
|
586 | + if (substr($uri, 0, 1) === '/') { |
|
587 | + return $prePath . $uri; |
|
588 | + } |
|
589 | + |
|
590 | + // Dotslash relative URI. |
|
591 | + if (strpos($uri, './') === 0) { |
|
592 | + return $pathBase . substr($uri, 2); |
|
593 | + } |
|
594 | + // Ignore hash URIs: |
|
595 | + if (substr($uri, 0, 1) === '#') { |
|
596 | + return $uri; |
|
597 | + } |
|
598 | + |
|
599 | + // Standard relative URI; add entire path. pathBase already includes a |
|
600 | + // trailing "/". |
|
601 | + return $pathBase . $uri; |
|
602 | + } |
|
603 | + |
|
604 | + /** |
|
605 | + * Returns full path info of an URL. |
|
606 | + * |
|
607 | + * @param string $url |
|
608 | + * |
|
609 | + * @return array [$pathBase, $scheme, $prePath] |
|
610 | + */ |
|
611 | + public function getPathInfo($url) |
|
612 | + { |
|
613 | + // Check for base URLs |
|
614 | + if ($this->dom->baseURI !== null) { |
|
615 | + if (substr($this->dom->baseURI, 0, 1) === '/') { |
|
616 | + // URLs starting with '/' override completely the URL defined in the link |
|
617 | + $pathBase = parse_url($url, PHP_URL_SCHEME) . '://' . parse_url($url, PHP_URL_HOST) . $this->dom->baseURI; |
|
618 | + } else { |
|
619 | + // Otherwise just prepend the base to the actual path |
|
620 | + $pathBase = parse_url($url, PHP_URL_SCHEME) . '://' . parse_url($url, PHP_URL_HOST) . dirname(parse_url($url, PHP_URL_PATH)) . '/' . rtrim($this->dom->baseURI, '/') . '/'; |
|
621 | + } |
|
622 | + } else { |
|
623 | + $pathBase = parse_url($url, PHP_URL_SCHEME) . '://' . parse_url($url, PHP_URL_HOST) . dirname(parse_url($url, PHP_URL_PATH)) . '/'; |
|
624 | + } |
|
625 | + |
|
626 | + $scheme = parse_url($pathBase, PHP_URL_SCHEME); |
|
627 | + $prePath = $scheme . '://' . parse_url($pathBase, PHP_URL_HOST); |
|
628 | + |
|
629 | + return [$pathBase, $scheme, $prePath]; |
|
630 | + } |
|
631 | + |
|
632 | + /** |
|
633 | + * Gets nodes from the root element. |
|
634 | + * |
|
635 | + * @param $node DOMNode|DOMText |
|
636 | + * |
|
637 | + * @return array |
|
638 | + */ |
|
639 | + private function getNodes($node) |
|
640 | + { |
|
641 | + $this->logger->info('[Get Nodes] Retrieving nodes...'); |
|
642 | + |
|
643 | + $stripUnlikelyCandidates = $this->configuration->getStripUnlikelyCandidates(); |
|
644 | + |
|
645 | + $elementsToScore = []; |
|
646 | + |
|
647 | + /* |
|
648 | 648 | * First, node prepping. Trash nodes that look cruddy (like ones with the |
649 | 649 | * class name "comment", etc), and turn divs into P tags where they have been |
650 | 650 | * used inappropriately (as in, where they contain no other block level elements.) |
651 | 651 | */ |
652 | 652 | |
653 | - while ($node) { |
|
654 | - // Remove DOMComments nodes as we don't need them and mess up children counting |
|
655 | - if ($node->nodeType === XML_COMMENT_NODE) { |
|
656 | - $this->logger->debug(sprintf('[Get Nodes] Found comment node, removing... Node content was: \'%s\'', substr($node->nodeValue, 0, 128))); |
|
657 | - $node = NodeUtility::removeAndGetNext($node); |
|
658 | - continue; |
|
659 | - } |
|
660 | - |
|
661 | - $matchString = $node->getAttribute('class') . ' ' . $node->getAttribute('id'); |
|
662 | - |
|
663 | - if (!$node->isProbablyVisible()) { |
|
664 | - $this->logger->debug(sprintf('[Get Nodes] Removing hidden node... Match string was: \'%s\'', $matchString)); |
|
665 | - $node = NodeUtility::removeAndGetNext($node); |
|
666 | - continue; |
|
667 | - } |
|
668 | - |
|
669 | - // Check to see if this node is a byline, and remove it if it is. |
|
670 | - if ($this->checkByline($node, $matchString)) { |
|
671 | - $this->logger->debug(sprintf('[Get Nodes] Found byline, removing... Node content was: \'%s\'', substr($node->nodeValue, 0, 128))); |
|
672 | - $node = NodeUtility::removeAndGetNext($node); |
|
673 | - continue; |
|
674 | - } |
|
675 | - |
|
676 | - // Remove unlikely candidates |
|
677 | - if ($stripUnlikelyCandidates) { |
|
678 | - if ( |
|
679 | - preg_match(NodeUtility::$regexps['unlikelyCandidates'], $matchString) && |
|
680 | - !preg_match(NodeUtility::$regexps['okMaybeItsACandidate'], $matchString) && |
|
681 | - $node->nodeName !== 'body' && |
|
682 | - $node->nodeName !== 'a' |
|
683 | - ) { |
|
684 | - $this->logger->debug(sprintf('[Get Nodes] Removing unlikely candidate. Node content was: \'%s\'', substr($node->nodeValue, 0, 128))); |
|
685 | - $node = NodeUtility::removeAndGetNext($node); |
|
686 | - continue; |
|
687 | - } |
|
688 | - } |
|
689 | - |
|
690 | - // Remove DIV, SECTION, and HEADER nodes without any content(e.g. text, image, video, or iframe). |
|
691 | - if (($node->nodeName === 'div' || $node->nodeName === 'section' || $node->nodeName === 'header' || |
|
692 | - $node->nodeName === 'h1' || $node->nodeName === 'h2' || $node->nodeName === 'h3' || |
|
693 | - $node->nodeName === 'h4' || $node->nodeName === 'h5' || $node->nodeName === 'h6' || |
|
694 | - $node->nodeName === 'p') && |
|
695 | - $node->isElementWithoutContent()) { |
|
696 | - $this->logger->debug(sprintf('[Get Nodes] Removing empty \'%s\' node.', $node->nodeName)); |
|
697 | - $node = NodeUtility::removeAndGetNext($node); |
|
698 | - continue; |
|
699 | - } |
|
700 | - |
|
701 | - if (in_array(strtolower($node->nodeName), $this->defaultTagsToScore)) { |
|
702 | - $this->logger->debug(sprintf('[Get Nodes] Adding node to score list, node content is: \'%s\'', substr($node->nodeValue, 0, 128))); |
|
703 | - $elementsToScore[] = $node; |
|
704 | - } |
|
705 | - |
|
706 | - // Turn all divs that don't have children block level elements into p's |
|
707 | - if ($node->nodeName === 'div') { |
|
708 | - // Put phrasing content into paragraphs. |
|
709 | - $p = null; |
|
710 | - $childNode = $node->firstChild; |
|
711 | - while ($childNode) { |
|
712 | - $nextSibling = $childNode->nextSibling; |
|
713 | - if ($childNode->isPhrasingContent()) { |
|
714 | - if ($p !== null) { |
|
715 | - $p->appendChild($childNode); |
|
716 | - } elseif (!$childNode->isWhitespace()) { |
|
717 | - $p = $this->dom->createElement('p'); |
|
718 | - $node->replaceChild($p, $childNode); |
|
719 | - $p->appendChild($childNode); |
|
720 | - } |
|
721 | - } elseif ($p !== null) { |
|
722 | - while ($p->lastChild && $p->lastChild->isWhitespace()) { |
|
723 | - $p->removeChild($p->lastChild); |
|
724 | - } |
|
725 | - $p = null; |
|
726 | - } |
|
727 | - $childNode = $nextSibling; |
|
728 | - } |
|
729 | - |
|
730 | - /* |
|
653 | + while ($node) { |
|
654 | + // Remove DOMComments nodes as we don't need them and mess up children counting |
|
655 | + if ($node->nodeType === XML_COMMENT_NODE) { |
|
656 | + $this->logger->debug(sprintf('[Get Nodes] Found comment node, removing... Node content was: \'%s\'', substr($node->nodeValue, 0, 128))); |
|
657 | + $node = NodeUtility::removeAndGetNext($node); |
|
658 | + continue; |
|
659 | + } |
|
660 | + |
|
661 | + $matchString = $node->getAttribute('class') . ' ' . $node->getAttribute('id'); |
|
662 | + |
|
663 | + if (!$node->isProbablyVisible()) { |
|
664 | + $this->logger->debug(sprintf('[Get Nodes] Removing hidden node... Match string was: \'%s\'', $matchString)); |
|
665 | + $node = NodeUtility::removeAndGetNext($node); |
|
666 | + continue; |
|
667 | + } |
|
668 | + |
|
669 | + // Check to see if this node is a byline, and remove it if it is. |
|
670 | + if ($this->checkByline($node, $matchString)) { |
|
671 | + $this->logger->debug(sprintf('[Get Nodes] Found byline, removing... Node content was: \'%s\'', substr($node->nodeValue, 0, 128))); |
|
672 | + $node = NodeUtility::removeAndGetNext($node); |
|
673 | + continue; |
|
674 | + } |
|
675 | + |
|
676 | + // Remove unlikely candidates |
|
677 | + if ($stripUnlikelyCandidates) { |
|
678 | + if ( |
|
679 | + preg_match(NodeUtility::$regexps['unlikelyCandidates'], $matchString) && |
|
680 | + !preg_match(NodeUtility::$regexps['okMaybeItsACandidate'], $matchString) && |
|
681 | + $node->nodeName !== 'body' && |
|
682 | + $node->nodeName !== 'a' |
|
683 | + ) { |
|
684 | + $this->logger->debug(sprintf('[Get Nodes] Removing unlikely candidate. Node content was: \'%s\'', substr($node->nodeValue, 0, 128))); |
|
685 | + $node = NodeUtility::removeAndGetNext($node); |
|
686 | + continue; |
|
687 | + } |
|
688 | + } |
|
689 | + |
|
690 | + // Remove DIV, SECTION, and HEADER nodes without any content(e.g. text, image, video, or iframe). |
|
691 | + if (($node->nodeName === 'div' || $node->nodeName === 'section' || $node->nodeName === 'header' || |
|
692 | + $node->nodeName === 'h1' || $node->nodeName === 'h2' || $node->nodeName === 'h3' || |
|
693 | + $node->nodeName === 'h4' || $node->nodeName === 'h5' || $node->nodeName === 'h6' || |
|
694 | + $node->nodeName === 'p') && |
|
695 | + $node->isElementWithoutContent()) { |
|
696 | + $this->logger->debug(sprintf('[Get Nodes] Removing empty \'%s\' node.', $node->nodeName)); |
|
697 | + $node = NodeUtility::removeAndGetNext($node); |
|
698 | + continue; |
|
699 | + } |
|
700 | + |
|
701 | + if (in_array(strtolower($node->nodeName), $this->defaultTagsToScore)) { |
|
702 | + $this->logger->debug(sprintf('[Get Nodes] Adding node to score list, node content is: \'%s\'', substr($node->nodeValue, 0, 128))); |
|
703 | + $elementsToScore[] = $node; |
|
704 | + } |
|
705 | + |
|
706 | + // Turn all divs that don't have children block level elements into p's |
|
707 | + if ($node->nodeName === 'div') { |
|
708 | + // Put phrasing content into paragraphs. |
|
709 | + $p = null; |
|
710 | + $childNode = $node->firstChild; |
|
711 | + while ($childNode) { |
|
712 | + $nextSibling = $childNode->nextSibling; |
|
713 | + if ($childNode->isPhrasingContent()) { |
|
714 | + if ($p !== null) { |
|
715 | + $p->appendChild($childNode); |
|
716 | + } elseif (!$childNode->isWhitespace()) { |
|
717 | + $p = $this->dom->createElement('p'); |
|
718 | + $node->replaceChild($p, $childNode); |
|
719 | + $p->appendChild($childNode); |
|
720 | + } |
|
721 | + } elseif ($p !== null) { |
|
722 | + while ($p->lastChild && $p->lastChild->isWhitespace()) { |
|
723 | + $p->removeChild($p->lastChild); |
|
724 | + } |
|
725 | + $p = null; |
|
726 | + } |
|
727 | + $childNode = $nextSibling; |
|
728 | + } |
|
729 | + |
|
730 | + /* |
|
731 | 731 | * Sites like http://mobile.slate.com encloses each paragraph with a DIV |
732 | 732 | * element. DIVs with only a P element inside and no text content can be |
733 | 733 | * safely converted into plain P elements to avoid confusing the scoring |
734 | 734 | * algorithm with DIVs with are, in practice, paragraphs. |
735 | 735 | */ |
736 | - if ($node->hasSingleTagInsideElement('p') && $node->getLinkDensity() < 0.25) { |
|
737 | - $this->logger->debug(sprintf('[Get Nodes] Found DIV with a single P node, removing DIV. Node content is: \'%s\'', substr($node->nodeValue, 0, 128))); |
|
738 | - $pNode = NodeUtility::filterTextNodes($node->childNodes)->item(0); |
|
739 | - $node->parentNode->replaceChild($pNode, $node); |
|
740 | - $node = $pNode; |
|
741 | - $elementsToScore[] = $node; |
|
742 | - } elseif (!$node->hasSingleChildBlockElement()) { |
|
743 | - $this->logger->debug(sprintf('[Get Nodes] Found DIV with a single child block element, converting to a P node. Node content is: \'%s\'', substr($node->nodeValue, 0, 128))); |
|
744 | - $node = NodeUtility::setNodeTag($node, 'p'); |
|
745 | - $elementsToScore[] = $node; |
|
746 | - } |
|
747 | - } |
|
748 | - |
|
749 | - $node = NodeUtility::getNextNode($node); |
|
750 | - } |
|
751 | - |
|
752 | - return $elementsToScore; |
|
753 | - } |
|
754 | - |
|
755 | - /** |
|
756 | - * Checks if the node is a byline. |
|
757 | - * |
|
758 | - * @param DOMNode $node |
|
759 | - * @param string $matchString |
|
760 | - * |
|
761 | - * @return bool |
|
762 | - */ |
|
763 | - private function checkByline($node, $matchString) |
|
764 | - { |
|
765 | - if (!$this->configuration->getArticleByLine()) { |
|
766 | - return false; |
|
767 | - } |
|
768 | - |
|
769 | - /* |
|
736 | + if ($node->hasSingleTagInsideElement('p') && $node->getLinkDensity() < 0.25) { |
|
737 | + $this->logger->debug(sprintf('[Get Nodes] Found DIV with a single P node, removing DIV. Node content is: \'%s\'', substr($node->nodeValue, 0, 128))); |
|
738 | + $pNode = NodeUtility::filterTextNodes($node->childNodes)->item(0); |
|
739 | + $node->parentNode->replaceChild($pNode, $node); |
|
740 | + $node = $pNode; |
|
741 | + $elementsToScore[] = $node; |
|
742 | + } elseif (!$node->hasSingleChildBlockElement()) { |
|
743 | + $this->logger->debug(sprintf('[Get Nodes] Found DIV with a single child block element, converting to a P node. Node content is: \'%s\'', substr($node->nodeValue, 0, 128))); |
|
744 | + $node = NodeUtility::setNodeTag($node, 'p'); |
|
745 | + $elementsToScore[] = $node; |
|
746 | + } |
|
747 | + } |
|
748 | + |
|
749 | + $node = NodeUtility::getNextNode($node); |
|
750 | + } |
|
751 | + |
|
752 | + return $elementsToScore; |
|
753 | + } |
|
754 | + |
|
755 | + /** |
|
756 | + * Checks if the node is a byline. |
|
757 | + * |
|
758 | + * @param DOMNode $node |
|
759 | + * @param string $matchString |
|
760 | + * |
|
761 | + * @return bool |
|
762 | + */ |
|
763 | + private function checkByline($node, $matchString) |
|
764 | + { |
|
765 | + if (!$this->configuration->getArticleByLine()) { |
|
766 | + return false; |
|
767 | + } |
|
768 | + |
|
769 | + /* |
|
770 | 770 | * Check if the byline is already set |
771 | 771 | */ |
772 | - if ($this->getAuthor()) { |
|
773 | - return false; |
|
774 | - } |
|
775 | - |
|
776 | - $rel = $node->getAttribute('rel'); |
|
777 | - |
|
778 | - if ($rel === 'author' || preg_match(NodeUtility::$regexps['byline'], $matchString) && $this->isValidByline($node->getTextContent())) { |
|
779 | - $this->logger->info(sprintf('[Metadata] Found article author: \'%s\'', $node->getTextContent())); |
|
780 | - $this->setAuthor(trim($node->getTextContent())); |
|
781 | - |
|
782 | - return true; |
|
783 | - } |
|
784 | - |
|
785 | - return false; |
|
786 | - } |
|
787 | - |
|
788 | - /** |
|
789 | - * Checks the validity of a byLine. Based on string length. |
|
790 | - * |
|
791 | - * @param string $text |
|
792 | - * |
|
793 | - * @return bool |
|
794 | - */ |
|
795 | - private function isValidByline($text) |
|
796 | - { |
|
797 | - if (gettype($text) == 'string') { |
|
798 | - $byline = trim($text); |
|
799 | - |
|
800 | - return (mb_strlen($byline) > 0) && (mb_strlen($byline) < 100); |
|
801 | - } |
|
802 | - |
|
803 | - return false; |
|
804 | - } |
|
805 | - |
|
806 | - /** |
|
807 | - * Removes all the scripts of the html. |
|
808 | - * |
|
809 | - * @param DOMDocument $dom |
|
810 | - */ |
|
811 | - private function removeScripts(DOMDocument $dom) |
|
812 | - { |
|
813 | - foreach (['script', 'noscript'] as $tag) { |
|
814 | - $nodes = $dom->getElementsByTagName($tag); |
|
815 | - foreach (iterator_to_array($nodes) as $node) { |
|
816 | - NodeUtility::removeNode($node); |
|
817 | - } |
|
818 | - } |
|
819 | - } |
|
820 | - |
|
821 | - /** |
|
822 | - * Prepares the document for parsing. |
|
823 | - * |
|
824 | - * @param DOMDocument $dom |
|
825 | - */ |
|
826 | - private function prepDocument(DOMDocument $dom) |
|
827 | - { |
|
828 | - $this->logger->info('[PrepDocument] Preparing document for parsing...'); |
|
829 | - |
|
830 | - foreach ($dom->shiftingAwareGetElementsByTagName('br') as $br) { |
|
831 | - $next = $br->nextSibling; |
|
832 | - |
|
833 | - /* |
|
772 | + if ($this->getAuthor()) { |
|
773 | + return false; |
|
774 | + } |
|
775 | + |
|
776 | + $rel = $node->getAttribute('rel'); |
|
777 | + |
|
778 | + if ($rel === 'author' || preg_match(NodeUtility::$regexps['byline'], $matchString) && $this->isValidByline($node->getTextContent())) { |
|
779 | + $this->logger->info(sprintf('[Metadata] Found article author: \'%s\'', $node->getTextContent())); |
|
780 | + $this->setAuthor(trim($node->getTextContent())); |
|
781 | + |
|
782 | + return true; |
|
783 | + } |
|
784 | + |
|
785 | + return false; |
|
786 | + } |
|
787 | + |
|
788 | + /** |
|
789 | + * Checks the validity of a byLine. Based on string length. |
|
790 | + * |
|
791 | + * @param string $text |
|
792 | + * |
|
793 | + * @return bool |
|
794 | + */ |
|
795 | + private function isValidByline($text) |
|
796 | + { |
|
797 | + if (gettype($text) == 'string') { |
|
798 | + $byline = trim($text); |
|
799 | + |
|
800 | + return (mb_strlen($byline) > 0) && (mb_strlen($byline) < 100); |
|
801 | + } |
|
802 | + |
|
803 | + return false; |
|
804 | + } |
|
805 | + |
|
806 | + /** |
|
807 | + * Removes all the scripts of the html. |
|
808 | + * |
|
809 | + * @param DOMDocument $dom |
|
810 | + */ |
|
811 | + private function removeScripts(DOMDocument $dom) |
|
812 | + { |
|
813 | + foreach (['script', 'noscript'] as $tag) { |
|
814 | + $nodes = $dom->getElementsByTagName($tag); |
|
815 | + foreach (iterator_to_array($nodes) as $node) { |
|
816 | + NodeUtility::removeNode($node); |
|
817 | + } |
|
818 | + } |
|
819 | + } |
|
820 | + |
|
821 | + /** |
|
822 | + * Prepares the document for parsing. |
|
823 | + * |
|
824 | + * @param DOMDocument $dom |
|
825 | + */ |
|
826 | + private function prepDocument(DOMDocument $dom) |
|
827 | + { |
|
828 | + $this->logger->info('[PrepDocument] Preparing document for parsing...'); |
|
829 | + |
|
830 | + foreach ($dom->shiftingAwareGetElementsByTagName('br') as $br) { |
|
831 | + $next = $br->nextSibling; |
|
832 | + |
|
833 | + /* |
|
834 | 834 | * Whether 2 or more <br> elements have been found and replaced with a |
835 | 835 | * <p> block. |
836 | 836 | */ |
837 | - $replaced = false; |
|
837 | + $replaced = false; |
|
838 | 838 | |
839 | - /* |
|
839 | + /* |
|
840 | 840 | * If we find a <br> chain, remove the <br>s until we hit another element |
841 | 841 | * or non-whitespace. This leaves behind the first <br> in the chain |
842 | 842 | * (which will be replaced with a <p> later). |
843 | 843 | */ |
844 | - while (($next = NodeUtility::nextElement($next)) && ($next->nodeName === 'br')) { |
|
845 | - $this->logger->debug('[PrepDocument] Removing chain of BR nodes...'); |
|
844 | + while (($next = NodeUtility::nextElement($next)) && ($next->nodeName === 'br')) { |
|
845 | + $this->logger->debug('[PrepDocument] Removing chain of BR nodes...'); |
|
846 | 846 | |
847 | - $replaced = true; |
|
848 | - $brSibling = $next->nextSibling; |
|
849 | - $next->parentNode->removeChild($next); |
|
850 | - $next = $brSibling; |
|
851 | - } |
|
847 | + $replaced = true; |
|
848 | + $brSibling = $next->nextSibling; |
|
849 | + $next->parentNode->removeChild($next); |
|
850 | + $next = $brSibling; |
|
851 | + } |
|
852 | 852 | |
853 | - /* |
|
853 | + /* |
|
854 | 854 | * If we removed a <br> chain, replace the remaining <br> with a <p>. Add |
855 | 855 | * all sibling nodes as children of the <p> until we hit another <br> |
856 | 856 | * chain. |
857 | 857 | */ |
858 | 858 | |
859 | - if ($replaced) { |
|
860 | - $p = $dom->createElement('p'); |
|
861 | - $br->parentNode->replaceChild($p, $br); |
|
862 | - |
|
863 | - $next = $p->nextSibling; |
|
864 | - while ($next) { |
|
865 | - // If we've hit another <br><br>, we're done adding children to this <p>. |
|
866 | - if ($next->nodeName === 'br') { |
|
867 | - $nextElem = NodeUtility::nextElement($next->nextSibling); |
|
868 | - if ($nextElem && $nextElem->nodeName === 'br') { |
|
869 | - break; |
|
870 | - } |
|
871 | - } |
|
872 | - |
|
873 | - if (!$next->isPhrasingContent()) { |
|
874 | - break; |
|
875 | - } |
|
876 | - |
|
877 | - $this->logger->debug('[PrepDocument] Replacing BR with a P node...'); |
|
878 | - |
|
879 | - // Otherwise, make this node a child of the new <p>. |
|
880 | - $sibling = $next->nextSibling; |
|
881 | - $p->appendChild($next); |
|
882 | - $next = $sibling; |
|
883 | - } |
|
884 | - |
|
885 | - while ($p->lastChild && $p->lastChild->isWhitespace()) { |
|
886 | - $p->removeChild($p->lastChild); |
|
887 | - } |
|
888 | - |
|
889 | - if ($p->parentNode->tagName === 'p') { |
|
890 | - NodeUtility::setNodeTag($p->parentNode, 'div'); |
|
891 | - } |
|
892 | - } |
|
893 | - } |
|
894 | - |
|
895 | - // Replace font tags with span |
|
896 | - $fonts = $dom->getElementsByTagName('font'); |
|
897 | - $length = $fonts->length; |
|
898 | - for ($i = 0; $i < $length; $i++) { |
|
899 | - $this->logger->debug('[PrepDocument] Converting font tag into a span tag.'); |
|
900 | - $font = $fonts->item($length - 1 - $i); |
|
901 | - NodeUtility::setNodeTag($font, 'span'); |
|
902 | - } |
|
903 | - } |
|
904 | - |
|
905 | - /** |
|
906 | - * Assign scores to each node. Returns full article parsed or false on error. |
|
907 | - * |
|
908 | - * @param array $nodes |
|
909 | - * |
|
910 | - * @return DOMDocument|bool |
|
911 | - */ |
|
912 | - private function rateNodes($nodes) |
|
913 | - { |
|
914 | - $this->logger->info('[Rating] Rating nodes...'); |
|
915 | - |
|
916 | - $candidates = []; |
|
917 | - |
|
918 | - /** @var DOMElement $node */ |
|
919 | - foreach ($nodes as $node) { |
|
920 | - if (is_null($node->parentNode)) { |
|
921 | - continue; |
|
922 | - } |
|
923 | - |
|
924 | - // Discard nodes with less than 25 characters, without blank space |
|
925 | - if (mb_strlen($node->getTextContent(true)) < 25) { |
|
926 | - continue; |
|
927 | - } |
|
928 | - |
|
929 | - $ancestors = $node->getNodeAncestors(); |
|
930 | - |
|
931 | - // Exclude nodes with no ancestor |
|
932 | - if (count($ancestors) === 0) { |
|
933 | - continue; |
|
934 | - } |
|
935 | - |
|
936 | - // Start with a point for the paragraph itself as a base. |
|
937 | - $contentScore = 1; |
|
938 | - |
|
939 | - // Add points for any commas within this paragraph. |
|
940 | - $contentScore += count(explode(',', $node->getTextContent(true))); |
|
941 | - |
|
942 | - // For every 100 characters in this paragraph, add another point. Up to 3 points. |
|
943 | - $contentScore += min(floor(mb_strlen($node->getTextContent(true)) / 100), 3); |
|
944 | - |
|
945 | - $this->logger->debug(sprintf('[Rating] Node score %s, content: \'%s\'', $contentScore, substr($node->nodeValue, 0, 128))); |
|
946 | - |
|
947 | - /** @var $ancestor DOMElement */ |
|
948 | - foreach ($ancestors as $level => $ancestor) { |
|
949 | - $this->logger->debug('[Rating] Found ancestor, initializing and adding it as a candidate...'); |
|
950 | - if (!$ancestor->isInitialized()) { |
|
951 | - $ancestor->initializeNode($this->configuration->getWeightClasses()); |
|
952 | - $candidates[] = $ancestor; |
|
953 | - } |
|
954 | - |
|
955 | - /* |
|
859 | + if ($replaced) { |
|
860 | + $p = $dom->createElement('p'); |
|
861 | + $br->parentNode->replaceChild($p, $br); |
|
862 | + |
|
863 | + $next = $p->nextSibling; |
|
864 | + while ($next) { |
|
865 | + // If we've hit another <br><br>, we're done adding children to this <p>. |
|
866 | + if ($next->nodeName === 'br') { |
|
867 | + $nextElem = NodeUtility::nextElement($next->nextSibling); |
|
868 | + if ($nextElem && $nextElem->nodeName === 'br') { |
|
869 | + break; |
|
870 | + } |
|
871 | + } |
|
872 | + |
|
873 | + if (!$next->isPhrasingContent()) { |
|
874 | + break; |
|
875 | + } |
|
876 | + |
|
877 | + $this->logger->debug('[PrepDocument] Replacing BR with a P node...'); |
|
878 | + |
|
879 | + // Otherwise, make this node a child of the new <p>. |
|
880 | + $sibling = $next->nextSibling; |
|
881 | + $p->appendChild($next); |
|
882 | + $next = $sibling; |
|
883 | + } |
|
884 | + |
|
885 | + while ($p->lastChild && $p->lastChild->isWhitespace()) { |
|
886 | + $p->removeChild($p->lastChild); |
|
887 | + } |
|
888 | + |
|
889 | + if ($p->parentNode->tagName === 'p') { |
|
890 | + NodeUtility::setNodeTag($p->parentNode, 'div'); |
|
891 | + } |
|
892 | + } |
|
893 | + } |
|
894 | + |
|
895 | + // Replace font tags with span |
|
896 | + $fonts = $dom->getElementsByTagName('font'); |
|
897 | + $length = $fonts->length; |
|
898 | + for ($i = 0; $i < $length; $i++) { |
|
899 | + $this->logger->debug('[PrepDocument] Converting font tag into a span tag.'); |
|
900 | + $font = $fonts->item($length - 1 - $i); |
|
901 | + NodeUtility::setNodeTag($font, 'span'); |
|
902 | + } |
|
903 | + } |
|
904 | + |
|
905 | + /** |
|
906 | + * Assign scores to each node. Returns full article parsed or false on error. |
|
907 | + * |
|
908 | + * @param array $nodes |
|
909 | + * |
|
910 | + * @return DOMDocument|bool |
|
911 | + */ |
|
912 | + private function rateNodes($nodes) |
|
913 | + { |
|
914 | + $this->logger->info('[Rating] Rating nodes...'); |
|
915 | + |
|
916 | + $candidates = []; |
|
917 | + |
|
918 | + /** @var DOMElement $node */ |
|
919 | + foreach ($nodes as $node) { |
|
920 | + if (is_null($node->parentNode)) { |
|
921 | + continue; |
|
922 | + } |
|
923 | + |
|
924 | + // Discard nodes with less than 25 characters, without blank space |
|
925 | + if (mb_strlen($node->getTextContent(true)) < 25) { |
|
926 | + continue; |
|
927 | + } |
|
928 | + |
|
929 | + $ancestors = $node->getNodeAncestors(); |
|
930 | + |
|
931 | + // Exclude nodes with no ancestor |
|
932 | + if (count($ancestors) === 0) { |
|
933 | + continue; |
|
934 | + } |
|
935 | + |
|
936 | + // Start with a point for the paragraph itself as a base. |
|
937 | + $contentScore = 1; |
|
938 | + |
|
939 | + // Add points for any commas within this paragraph. |
|
940 | + $contentScore += count(explode(',', $node->getTextContent(true))); |
|
941 | + |
|
942 | + // For every 100 characters in this paragraph, add another point. Up to 3 points. |
|
943 | + $contentScore += min(floor(mb_strlen($node->getTextContent(true)) / 100), 3); |
|
944 | + |
|
945 | + $this->logger->debug(sprintf('[Rating] Node score %s, content: \'%s\'', $contentScore, substr($node->nodeValue, 0, 128))); |
|
946 | + |
|
947 | + /** @var $ancestor DOMElement */ |
|
948 | + foreach ($ancestors as $level => $ancestor) { |
|
949 | + $this->logger->debug('[Rating] Found ancestor, initializing and adding it as a candidate...'); |
|
950 | + if (!$ancestor->isInitialized()) { |
|
951 | + $ancestor->initializeNode($this->configuration->getWeightClasses()); |
|
952 | + $candidates[] = $ancestor; |
|
953 | + } |
|
954 | + |
|
955 | + /* |
|
956 | 956 | * Node score divider: |
957 | 957 | * - parent: 1 (no division) |
958 | 958 | * - grandparent: 2 |
959 | 959 | * - great grandparent+: ancestor level * 3 |
960 | 960 | */ |
961 | 961 | |
962 | - if ($level === 0) { |
|
963 | - $scoreDivider = 1; |
|
964 | - } elseif ($level === 1) { |
|
965 | - $scoreDivider = 2; |
|
966 | - } else { |
|
967 | - $scoreDivider = $level * 3; |
|
968 | - } |
|
962 | + if ($level === 0) { |
|
963 | + $scoreDivider = 1; |
|
964 | + } elseif ($level === 1) { |
|
965 | + $scoreDivider = 2; |
|
966 | + } else { |
|
967 | + $scoreDivider = $level * 3; |
|
968 | + } |
|
969 | 969 | |
970 | - $currentScore = $ancestor->contentScore; |
|
971 | - $ancestor->contentScore = $currentScore + ($contentScore / $scoreDivider); |
|
970 | + $currentScore = $ancestor->contentScore; |
|
971 | + $ancestor->contentScore = $currentScore + ($contentScore / $scoreDivider); |
|
972 | 972 | |
973 | - $this->logger->debug(sprintf('[Rating] Ancestor score %s, value: \'%s\'', $ancestor->contentScore, substr($ancestor->nodeValue, 0, 128))); |
|
974 | - } |
|
975 | - } |
|
973 | + $this->logger->debug(sprintf('[Rating] Ancestor score %s, value: \'%s\'', $ancestor->contentScore, substr($ancestor->nodeValue, 0, 128))); |
|
974 | + } |
|
975 | + } |
|
976 | 976 | |
977 | - /* |
|
977 | + /* |
|
978 | 978 | * After we've calculated scores, loop through all of the possible |
979 | 979 | * candidate nodes we found and find the one with the highest score. |
980 | 980 | */ |
981 | 981 | |
982 | - $topCandidates = []; |
|
983 | - foreach ($candidates as $candidate) { |
|
982 | + $topCandidates = []; |
|
983 | + foreach ($candidates as $candidate) { |
|
984 | 984 | |
985 | - /* |
|
985 | + /* |
|
986 | 986 | * Scale the final candidates score based on link density. Good content |
987 | 987 | * should have a relatively small link density (5% or less) and be mostly |
988 | 988 | * unaffected by this operation. |
989 | 989 | */ |
990 | 990 | |
991 | - $candidate->contentScore = $candidate->contentScore * (1 - $candidate->getLinkDensity()); |
|
991 | + $candidate->contentScore = $candidate->contentScore * (1 - $candidate->getLinkDensity()); |
|
992 | 992 | |
993 | - for ($i = 0; $i < $this->configuration->getMaxTopCandidates(); $i++) { |
|
994 | - $aTopCandidate = isset($topCandidates[$i]) ? $topCandidates[$i] : null; |
|
993 | + for ($i = 0; $i < $this->configuration->getMaxTopCandidates(); $i++) { |
|
994 | + $aTopCandidate = isset($topCandidates[$i]) ? $topCandidates[$i] : null; |
|
995 | 995 | |
996 | - if (!$aTopCandidate || $candidate->contentScore > $aTopCandidate->contentScore) { |
|
997 | - array_splice($topCandidates, $i, 0, [$candidate]); |
|
998 | - if (count($topCandidates) > $this->configuration->getMaxTopCandidates()) { |
|
999 | - array_pop($topCandidates); |
|
1000 | - } |
|
1001 | - break; |
|
1002 | - } |
|
1003 | - } |
|
1004 | - } |
|
996 | + if (!$aTopCandidate || $candidate->contentScore > $aTopCandidate->contentScore) { |
|
997 | + array_splice($topCandidates, $i, 0, [$candidate]); |
|
998 | + if (count($topCandidates) > $this->configuration->getMaxTopCandidates()) { |
|
999 | + array_pop($topCandidates); |
|
1000 | + } |
|
1001 | + break; |
|
1002 | + } |
|
1003 | + } |
|
1004 | + } |
|
1005 | 1005 | |
1006 | - $topCandidate = isset($topCandidates[0]) ? $topCandidates[0] : null; |
|
1007 | - $parentOfTopCandidate = null; |
|
1006 | + $topCandidate = isset($topCandidates[0]) ? $topCandidates[0] : null; |
|
1007 | + $parentOfTopCandidate = null; |
|
1008 | 1008 | |
1009 | - /* |
|
1009 | + /* |
|
1010 | 1010 | * If we still have no top candidate, just use the body as a last resort. |
1011 | 1011 | * We also have to copy the body node so it is something we can modify. |
1012 | 1012 | */ |
1013 | 1013 | |
1014 | - if ($topCandidate === null || $topCandidate->nodeName === 'body') { |
|
1015 | - $this->logger->info('[Rating] No top candidate found or top candidate is the body tag. Moving all child nodes to a new DIV node.'); |
|
1016 | - |
|
1017 | - // Move all of the page's children into topCandidate |
|
1018 | - $topCandidate = new DOMDocument('1.0', 'utf-8'); |
|
1019 | - $topCandidate->encoding = 'UTF-8'; |
|
1020 | - $topCandidate->appendChild($topCandidate->createElement('div', '')); |
|
1021 | - $kids = $this->dom->getElementsByTagName('body')->item(0)->childNodes; |
|
1022 | - |
|
1023 | - // Cannot be foreached, don't ask me why. |
|
1024 | - for ($i = 0; $i < $kids->length; $i++) { |
|
1025 | - $import = $topCandidate->importNode($kids->item($i), true); |
|
1026 | - $topCandidate->firstChild->appendChild($import); |
|
1027 | - } |
|
1028 | - |
|
1029 | - // Candidate must be created using firstChild to grab the DOMElement instead of the DOMDocument. |
|
1030 | - $topCandidate = $topCandidate->firstChild; |
|
1031 | - } elseif ($topCandidate) { |
|
1032 | - $this->logger->info(sprintf('[Rating] Found top candidate, score: %s', $topCandidate->contentScore)); |
|
1033 | - // Find a better top candidate node if it contains (at least three) nodes which belong to `topCandidates` array |
|
1034 | - // and whose scores are quite closed with current `topCandidate` node. |
|
1035 | - $alternativeCandidateAncestors = []; |
|
1036 | - for ($i = 1; $i < count($topCandidates); $i++) { |
|
1037 | - // In some cases we may end up with a top candidate with zero content score. To avoid dividing by zero |
|
1038 | - // we have to use max() and replace zero with a low value like 0.1 |
|
1039 | - if ($topCandidates[$i]->contentScore / max($topCandidate->contentScore, 0.1) >= 0.75) { |
|
1040 | - array_push($alternativeCandidateAncestors, $topCandidates[$i]->getNodeAncestors(false)); |
|
1041 | - } |
|
1042 | - } |
|
1043 | - |
|
1044 | - $MINIMUM_TOPCANDIDATES = 3; |
|
1045 | - if (count($alternativeCandidateAncestors) >= $MINIMUM_TOPCANDIDATES) { |
|
1046 | - $parentOfTopCandidate = $topCandidate->parentNode; |
|
1047 | - |
|
1048 | - // Check if we are actually dealing with a DOMNode and not a DOMDocument node or higher |
|
1049 | - while ($parentOfTopCandidate->nodeName !== 'body' && $parentOfTopCandidate->nodeType === XML_ELEMENT_NODE) { |
|
1050 | - $listsContainingThisAncestor = 0; |
|
1051 | - for ($ancestorIndex = 0; $ancestorIndex < count($alternativeCandidateAncestors) && $listsContainingThisAncestor < $MINIMUM_TOPCANDIDATES; $ancestorIndex++) { |
|
1052 | - $listsContainingThisAncestor += (int)in_array($parentOfTopCandidate, $alternativeCandidateAncestors[$ancestorIndex]); |
|
1053 | - } |
|
1054 | - if ($listsContainingThisAncestor >= $MINIMUM_TOPCANDIDATES) { |
|
1055 | - $topCandidate = $parentOfTopCandidate; |
|
1056 | - break; |
|
1057 | - } |
|
1058 | - $parentOfTopCandidate = $parentOfTopCandidate->parentNode; |
|
1059 | - } |
|
1060 | - } |
|
1061 | - |
|
1062 | - /* |
|
1014 | + if ($topCandidate === null || $topCandidate->nodeName === 'body') { |
|
1015 | + $this->logger->info('[Rating] No top candidate found or top candidate is the body tag. Moving all child nodes to a new DIV node.'); |
|
1016 | + |
|
1017 | + // Move all of the page's children into topCandidate |
|
1018 | + $topCandidate = new DOMDocument('1.0', 'utf-8'); |
|
1019 | + $topCandidate->encoding = 'UTF-8'; |
|
1020 | + $topCandidate->appendChild($topCandidate->createElement('div', '')); |
|
1021 | + $kids = $this->dom->getElementsByTagName('body')->item(0)->childNodes; |
|
1022 | + |
|
1023 | + // Cannot be foreached, don't ask me why. |
|
1024 | + for ($i = 0; $i < $kids->length; $i++) { |
|
1025 | + $import = $topCandidate->importNode($kids->item($i), true); |
|
1026 | + $topCandidate->firstChild->appendChild($import); |
|
1027 | + } |
|
1028 | + |
|
1029 | + // Candidate must be created using firstChild to grab the DOMElement instead of the DOMDocument. |
|
1030 | + $topCandidate = $topCandidate->firstChild; |
|
1031 | + } elseif ($topCandidate) { |
|
1032 | + $this->logger->info(sprintf('[Rating] Found top candidate, score: %s', $topCandidate->contentScore)); |
|
1033 | + // Find a better top candidate node if it contains (at least three) nodes which belong to `topCandidates` array |
|
1034 | + // and whose scores are quite closed with current `topCandidate` node. |
|
1035 | + $alternativeCandidateAncestors = []; |
|
1036 | + for ($i = 1; $i < count($topCandidates); $i++) { |
|
1037 | + // In some cases we may end up with a top candidate with zero content score. To avoid dividing by zero |
|
1038 | + // we have to use max() and replace zero with a low value like 0.1 |
|
1039 | + if ($topCandidates[$i]->contentScore / max($topCandidate->contentScore, 0.1) >= 0.75) { |
|
1040 | + array_push($alternativeCandidateAncestors, $topCandidates[$i]->getNodeAncestors(false)); |
|
1041 | + } |
|
1042 | + } |
|
1043 | + |
|
1044 | + $MINIMUM_TOPCANDIDATES = 3; |
|
1045 | + if (count($alternativeCandidateAncestors) >= $MINIMUM_TOPCANDIDATES) { |
|
1046 | + $parentOfTopCandidate = $topCandidate->parentNode; |
|
1047 | + |
|
1048 | + // Check if we are actually dealing with a DOMNode and not a DOMDocument node or higher |
|
1049 | + while ($parentOfTopCandidate->nodeName !== 'body' && $parentOfTopCandidate->nodeType === XML_ELEMENT_NODE) { |
|
1050 | + $listsContainingThisAncestor = 0; |
|
1051 | + for ($ancestorIndex = 0; $ancestorIndex < count($alternativeCandidateAncestors) && $listsContainingThisAncestor < $MINIMUM_TOPCANDIDATES; $ancestorIndex++) { |
|
1052 | + $listsContainingThisAncestor += (int)in_array($parentOfTopCandidate, $alternativeCandidateAncestors[$ancestorIndex]); |
|
1053 | + } |
|
1054 | + if ($listsContainingThisAncestor >= $MINIMUM_TOPCANDIDATES) { |
|
1055 | + $topCandidate = $parentOfTopCandidate; |
|
1056 | + break; |
|
1057 | + } |
|
1058 | + $parentOfTopCandidate = $parentOfTopCandidate->parentNode; |
|
1059 | + } |
|
1060 | + } |
|
1061 | + |
|
1062 | + /* |
|
1063 | 1063 | * Because of our bonus system, parents of candidates might have scores |
1064 | 1064 | * themselves. They get half of the node. There won't be nodes with higher |
1065 | 1065 | * scores than our topCandidate, but if we see the score going *up* in the first |
@@ -1069,736 +1069,736 @@ discard block |
||
1069 | 1069 | * tree. |
1070 | 1070 | */ |
1071 | 1071 | |
1072 | - $parentOfTopCandidate = $topCandidate->parentNode; |
|
1073 | - $lastScore = $topCandidate->contentScore; |
|
1074 | - |
|
1075 | - // The scores shouldn't get too low. |
|
1076 | - $scoreThreshold = $lastScore / 3; |
|
1077 | - |
|
1078 | - /* @var DOMElement $parentOfTopCandidate */ |
|
1079 | - while ($parentOfTopCandidate->nodeName !== 'body') { |
|
1080 | - $parentScore = $parentOfTopCandidate->contentScore; |
|
1081 | - if ($parentScore < $scoreThreshold) { |
|
1082 | - break; |
|
1083 | - } |
|
1084 | - |
|
1085 | - if ($parentScore > $lastScore) { |
|
1086 | - // Alright! We found a better parent to use. |
|
1087 | - $topCandidate = $parentOfTopCandidate; |
|
1088 | - $this->logger->info('[Rating] Found a better top candidate.'); |
|
1089 | - break; |
|
1090 | - } |
|
1091 | - $lastScore = $parentOfTopCandidate->contentScore; |
|
1092 | - $parentOfTopCandidate = $parentOfTopCandidate->parentNode; |
|
1093 | - } |
|
1094 | - |
|
1095 | - // If the top candidate is the only child, use parent instead. This will help sibling |
|
1096 | - // joining logic when adjacent content is actually located in parent's sibling node. |
|
1097 | - $parentOfTopCandidate = $topCandidate->parentNode; |
|
1098 | - while ($parentOfTopCandidate->nodeName !== 'body' && count(NodeUtility::filterTextNodes($parentOfTopCandidate->childNodes)) === 1) { |
|
1099 | - $topCandidate = $parentOfTopCandidate; |
|
1100 | - $parentOfTopCandidate = $topCandidate->parentNode; |
|
1101 | - } |
|
1102 | - } |
|
1103 | - |
|
1104 | - /* |
|
1072 | + $parentOfTopCandidate = $topCandidate->parentNode; |
|
1073 | + $lastScore = $topCandidate->contentScore; |
|
1074 | + |
|
1075 | + // The scores shouldn't get too low. |
|
1076 | + $scoreThreshold = $lastScore / 3; |
|
1077 | + |
|
1078 | + /* @var DOMElement $parentOfTopCandidate */ |
|
1079 | + while ($parentOfTopCandidate->nodeName !== 'body') { |
|
1080 | + $parentScore = $parentOfTopCandidate->contentScore; |
|
1081 | + if ($parentScore < $scoreThreshold) { |
|
1082 | + break; |
|
1083 | + } |
|
1084 | + |
|
1085 | + if ($parentScore > $lastScore) { |
|
1086 | + // Alright! We found a better parent to use. |
|
1087 | + $topCandidate = $parentOfTopCandidate; |
|
1088 | + $this->logger->info('[Rating] Found a better top candidate.'); |
|
1089 | + break; |
|
1090 | + } |
|
1091 | + $lastScore = $parentOfTopCandidate->contentScore; |
|
1092 | + $parentOfTopCandidate = $parentOfTopCandidate->parentNode; |
|
1093 | + } |
|
1094 | + |
|
1095 | + // If the top candidate is the only child, use parent instead. This will help sibling |
|
1096 | + // joining logic when adjacent content is actually located in parent's sibling node. |
|
1097 | + $parentOfTopCandidate = $topCandidate->parentNode; |
|
1098 | + while ($parentOfTopCandidate->nodeName !== 'body' && count(NodeUtility::filterTextNodes($parentOfTopCandidate->childNodes)) === 1) { |
|
1099 | + $topCandidate = $parentOfTopCandidate; |
|
1100 | + $parentOfTopCandidate = $topCandidate->parentNode; |
|
1101 | + } |
|
1102 | + } |
|
1103 | + |
|
1104 | + /* |
|
1105 | 1105 | * Now that we have the top candidate, look through its siblings for content |
1106 | 1106 | * that might also be related. Things like preambles, content split by ads |
1107 | 1107 | * that we removed, etc. |
1108 | 1108 | */ |
1109 | 1109 | |
1110 | - $this->logger->info('[Rating] Creating final article content document...'); |
|
1110 | + $this->logger->info('[Rating] Creating final article content document...'); |
|
1111 | 1111 | |
1112 | - $articleContent = new DOMDocument('1.0', 'utf-8'); |
|
1113 | - $articleContent->createElement('div'); |
|
1112 | + $articleContent = new DOMDocument('1.0', 'utf-8'); |
|
1113 | + $articleContent->createElement('div'); |
|
1114 | 1114 | |
1115 | - $siblingScoreThreshold = max(10, $topCandidate->contentScore * 0.2); |
|
1116 | - // Keep potential top candidate's parent node to try to get text direction of it later. |
|
1117 | - $parentOfTopCandidate = $topCandidate->parentNode; |
|
1118 | - $siblings = $parentOfTopCandidate->childNodes; |
|
1115 | + $siblingScoreThreshold = max(10, $topCandidate->contentScore * 0.2); |
|
1116 | + // Keep potential top candidate's parent node to try to get text direction of it later. |
|
1117 | + $parentOfTopCandidate = $topCandidate->parentNode; |
|
1118 | + $siblings = $parentOfTopCandidate->childNodes; |
|
1119 | 1119 | |
1120 | - $hasContent = false; |
|
1120 | + $hasContent = false; |
|
1121 | 1121 | |
1122 | - $this->logger->info('[Rating] Adding top candidate siblings...'); |
|
1122 | + $this->logger->info('[Rating] Adding top candidate siblings...'); |
|
1123 | 1123 | |
1124 | - /* @var DOMElement $sibling */ |
|
1125 | - // Can't foreach here because down there we might change the tag name and that causes the foreach to skip items |
|
1126 | - for ($i = 0; $i < $siblings->length; $i++) { |
|
1127 | - $sibling = $siblings[$i]; |
|
1128 | - $append = false; |
|
1124 | + /* @var DOMElement $sibling */ |
|
1125 | + // Can't foreach here because down there we might change the tag name and that causes the foreach to skip items |
|
1126 | + for ($i = 0; $i < $siblings->length; $i++) { |
|
1127 | + $sibling = $siblings[$i]; |
|
1128 | + $append = false; |
|
1129 | 1129 | |
1130 | - if ($sibling === $topCandidate) { |
|
1131 | - $this->logger->debug('[Rating] Sibling is equal to the top candidate, adding to the final article...'); |
|
1130 | + if ($sibling === $topCandidate) { |
|
1131 | + $this->logger->debug('[Rating] Sibling is equal to the top candidate, adding to the final article...'); |
|
1132 | 1132 | |
1133 | - $append = true; |
|
1134 | - } else { |
|
1135 | - $contentBonus = 0; |
|
1133 | + $append = true; |
|
1134 | + } else { |
|
1135 | + $contentBonus = 0; |
|
1136 | 1136 | |
1137 | - // Give a bonus if sibling nodes and top candidates have the example same classname |
|
1138 | - if ($sibling->getAttribute('class') === $topCandidate->getAttribute('class') && $topCandidate->getAttribute('class') !== '') { |
|
1139 | - $contentBonus += $topCandidate->contentScore * 0.2; |
|
1140 | - } |
|
1141 | - if ($sibling->contentScore + $contentBonus >= $siblingScoreThreshold) { |
|
1142 | - $append = true; |
|
1143 | - } elseif ($sibling->nodeName === 'p') { |
|
1144 | - $linkDensity = $sibling->getLinkDensity(); |
|
1145 | - $nodeContent = $sibling->getTextContent(true); |
|
1137 | + // Give a bonus if sibling nodes and top candidates have the example same classname |
|
1138 | + if ($sibling->getAttribute('class') === $topCandidate->getAttribute('class') && $topCandidate->getAttribute('class') !== '') { |
|
1139 | + $contentBonus += $topCandidate->contentScore * 0.2; |
|
1140 | + } |
|
1141 | + if ($sibling->contentScore + $contentBonus >= $siblingScoreThreshold) { |
|
1142 | + $append = true; |
|
1143 | + } elseif ($sibling->nodeName === 'p') { |
|
1144 | + $linkDensity = $sibling->getLinkDensity(); |
|
1145 | + $nodeContent = $sibling->getTextContent(true); |
|
1146 | 1146 | |
1147 | - if (mb_strlen($nodeContent) > 80 && $linkDensity < 0.25) { |
|
1148 | - $append = true; |
|
1149 | - } elseif ($nodeContent && mb_strlen($nodeContent) < 80 && $linkDensity === 0 && preg_match('/\.( |$)/', $nodeContent)) { |
|
1150 | - $append = true; |
|
1151 | - } |
|
1152 | - } |
|
1153 | - } |
|
1147 | + if (mb_strlen($nodeContent) > 80 && $linkDensity < 0.25) { |
|
1148 | + $append = true; |
|
1149 | + } elseif ($nodeContent && mb_strlen($nodeContent) < 80 && $linkDensity === 0 && preg_match('/\.( |$)/', $nodeContent)) { |
|
1150 | + $append = true; |
|
1151 | + } |
|
1152 | + } |
|
1153 | + } |
|
1154 | 1154 | |
1155 | - if ($append) { |
|
1156 | - $this->logger->debug(sprintf('[Rating] Appending sibling to final article, content is: \'%s\'', substr($sibling->nodeValue, 0, 128))); |
|
1155 | + if ($append) { |
|
1156 | + $this->logger->debug(sprintf('[Rating] Appending sibling to final article, content is: \'%s\'', substr($sibling->nodeValue, 0, 128))); |
|
1157 | 1157 | |
1158 | - $hasContent = true; |
|
1158 | + $hasContent = true; |
|
1159 | 1159 | |
1160 | - if (!in_array(strtolower($sibling->nodeName), $this->alterToDIVExceptions)) { |
|
1161 | - /* |
|
1160 | + if (!in_array(strtolower($sibling->nodeName), $this->alterToDIVExceptions)) { |
|
1161 | + /* |
|
1162 | 1162 | * We have a node that isn't a common block level element, like a form or td tag. |
1163 | 1163 | * Turn it into a div so it doesn't get filtered out later by accident. |
1164 | 1164 | */ |
1165 | - $sibling = NodeUtility::setNodeTag($sibling, 'div'); |
|
1166 | - } |
|
1165 | + $sibling = NodeUtility::setNodeTag($sibling, 'div'); |
|
1166 | + } |
|
1167 | 1167 | |
1168 | - $import = $articleContent->importNode($sibling, true); |
|
1169 | - $articleContent->appendChild($import); |
|
1168 | + $import = $articleContent->importNode($sibling, true); |
|
1169 | + $articleContent->appendChild($import); |
|
1170 | 1170 | |
1171 | - /* |
|
1171 | + /* |
|
1172 | 1172 | * No node shifting needs to be check because when calling getChildren, an array is made with the |
1173 | 1173 | * children of the parent node, instead of using the DOMElement childNodes function, which, when used |
1174 | 1174 | * along with appendChild, would shift the nodes position and the current foreach will behave in |
1175 | 1175 | * unpredictable ways. |
1176 | 1176 | */ |
1177 | - } |
|
1178 | - } |
|
1179 | - |
|
1180 | - $articleContent = $this->prepArticle($articleContent); |
|
1181 | - |
|
1182 | - if ($hasContent) { |
|
1183 | - // Find out text direction from ancestors of final top candidate. |
|
1184 | - $ancestors = array_merge([$parentOfTopCandidate, $topCandidate], $parentOfTopCandidate->getNodeAncestors()); |
|
1185 | - foreach ($ancestors as $ancestor) { |
|
1186 | - $articleDir = $ancestor->getAttribute('dir'); |
|
1187 | - if ($articleDir) { |
|
1188 | - $this->setDirection($articleDir); |
|
1189 | - $this->logger->debug(sprintf('[Rating] Found article direction: %s', $articleDir)); |
|
1190 | - break; |
|
1191 | - } |
|
1192 | - } |
|
1193 | - |
|
1194 | - return $articleContent; |
|
1195 | - } else { |
|
1196 | - return false; |
|
1197 | - } |
|
1198 | - } |
|
1199 | - |
|
1200 | - /** |
|
1201 | - * Cleans up the final article. |
|
1202 | - * |
|
1203 | - * @param DOMDocument $article |
|
1204 | - * |
|
1205 | - * @return DOMDocument |
|
1206 | - */ |
|
1207 | - public function prepArticle(DOMDocument $article) |
|
1208 | - { |
|
1209 | - $this->logger->info('[PrepArticle] Preparing final article...'); |
|
1210 | - |
|
1211 | - $this->_cleanStyles($article); |
|
1212 | - $this->_clean($article, 'style'); |
|
1213 | - |
|
1214 | - // Check for data tables before we continue, to avoid removing items in |
|
1215 | - // those tables, which will often be isolated even though they're |
|
1216 | - // visually linked to other content-ful elements (text, images, etc.). |
|
1217 | - $this->_markDataTables($article); |
|
1218 | - |
|
1219 | - // Clean out junk from the article content |
|
1220 | - $this->_cleanConditionally($article, 'form'); |
|
1221 | - $this->_cleanConditionally($article, 'fieldset'); |
|
1222 | - $this->_clean($article, 'object'); |
|
1223 | - $this->_clean($article, 'embed'); |
|
1224 | - $this->_clean($article, 'h1'); |
|
1225 | - $this->_clean($article, 'footer'); |
|
1226 | - $this->_clean($article, 'link'); |
|
1227 | - $this->_clean($article, 'aside'); |
|
1228 | - |
|
1229 | - // Clean out elements have "share" in their id/class combinations from final top candidates, |
|
1230 | - // which means we don't remove the top candidates even they have "share". |
|
1231 | - foreach ($article->childNodes as $child) { |
|
1232 | - $this->_cleanMatchedNodes($child, '/share/i'); |
|
1233 | - } |
|
1234 | - |
|
1235 | - /* |
|
1177 | + } |
|
1178 | + } |
|
1179 | + |
|
1180 | + $articleContent = $this->prepArticle($articleContent); |
|
1181 | + |
|
1182 | + if ($hasContent) { |
|
1183 | + // Find out text direction from ancestors of final top candidate. |
|
1184 | + $ancestors = array_merge([$parentOfTopCandidate, $topCandidate], $parentOfTopCandidate->getNodeAncestors()); |
|
1185 | + foreach ($ancestors as $ancestor) { |
|
1186 | + $articleDir = $ancestor->getAttribute('dir'); |
|
1187 | + if ($articleDir) { |
|
1188 | + $this->setDirection($articleDir); |
|
1189 | + $this->logger->debug(sprintf('[Rating] Found article direction: %s', $articleDir)); |
|
1190 | + break; |
|
1191 | + } |
|
1192 | + } |
|
1193 | + |
|
1194 | + return $articleContent; |
|
1195 | + } else { |
|
1196 | + return false; |
|
1197 | + } |
|
1198 | + } |
|
1199 | + |
|
1200 | + /** |
|
1201 | + * Cleans up the final article. |
|
1202 | + * |
|
1203 | + * @param DOMDocument $article |
|
1204 | + * |
|
1205 | + * @return DOMDocument |
|
1206 | + */ |
|
1207 | + public function prepArticle(DOMDocument $article) |
|
1208 | + { |
|
1209 | + $this->logger->info('[PrepArticle] Preparing final article...'); |
|
1210 | + |
|
1211 | + $this->_cleanStyles($article); |
|
1212 | + $this->_clean($article, 'style'); |
|
1213 | + |
|
1214 | + // Check for data tables before we continue, to avoid removing items in |
|
1215 | + // those tables, which will often be isolated even though they're |
|
1216 | + // visually linked to other content-ful elements (text, images, etc.). |
|
1217 | + $this->_markDataTables($article); |
|
1218 | + |
|
1219 | + // Clean out junk from the article content |
|
1220 | + $this->_cleanConditionally($article, 'form'); |
|
1221 | + $this->_cleanConditionally($article, 'fieldset'); |
|
1222 | + $this->_clean($article, 'object'); |
|
1223 | + $this->_clean($article, 'embed'); |
|
1224 | + $this->_clean($article, 'h1'); |
|
1225 | + $this->_clean($article, 'footer'); |
|
1226 | + $this->_clean($article, 'link'); |
|
1227 | + $this->_clean($article, 'aside'); |
|
1228 | + |
|
1229 | + // Clean out elements have "share" in their id/class combinations from final top candidates, |
|
1230 | + // which means we don't remove the top candidates even they have "share". |
|
1231 | + foreach ($article->childNodes as $child) { |
|
1232 | + $this->_cleanMatchedNodes($child, '/share/i'); |
|
1233 | + } |
|
1234 | + |
|
1235 | + /* |
|
1236 | 1236 | * If there is only one h2 and its text content substantially equals article title, |
1237 | 1237 | * they are probably using it as a header and not a subheader, |
1238 | 1238 | * so remove it since we already extract the title separately. |
1239 | 1239 | */ |
1240 | - $h2 = $article->getElementsByTagName('h2'); |
|
1241 | - if ($h2->length === 1) { |
|
1242 | - $lengthSimilarRate = (mb_strlen($h2->item(0)->textContent) - mb_strlen($this->getTitle())) / max(mb_strlen($this->getTitle()), 1); |
|
1243 | - |
|
1244 | - if (abs($lengthSimilarRate) < 0.5) { |
|
1245 | - if ($lengthSimilarRate > 0) { |
|
1246 | - $titlesMatch = strpos($h2->item(0)->textContent, $this->getTitle()) !== false; |
|
1247 | - } else { |
|
1248 | - $titlesMatch = strpos($this->getTitle(), $h2->item(0)->textContent) !== false; |
|
1249 | - } |
|
1250 | - if ($titlesMatch) { |
|
1251 | - $this->logger->info('[PrepArticle] Found title repeated in an H2 node, removing...'); |
|
1252 | - $this->_clean($article, 'h2'); |
|
1253 | - } |
|
1254 | - } |
|
1255 | - } |
|
1256 | - |
|
1257 | - $this->_clean($article, 'iframe'); |
|
1258 | - $this->_clean($article, 'input'); |
|
1259 | - $this->_clean($article, 'textarea'); |
|
1260 | - $this->_clean($article, 'select'); |
|
1261 | - $this->_clean($article, 'button'); |
|
1262 | - $this->_cleanHeaders($article); |
|
1263 | - |
|
1264 | - // Do these last as the previous stuff may have removed junk |
|
1265 | - // that will affect these |
|
1266 | - $this->_cleanConditionally($article, 'table'); |
|
1267 | - $this->_cleanConditionally($article, 'ul'); |
|
1268 | - $this->_cleanConditionally($article, 'div'); |
|
1269 | - |
|
1270 | - $this->_cleanExtraParagraphs($article); |
|
1271 | - |
|
1272 | - foreach (iterator_to_array($article->getElementsByTagName('br')) as $br) { |
|
1273 | - $next = $br->nextSibling; |
|
1274 | - if ($next && $next->nodeName === 'p') { |
|
1275 | - $this->logger->debug('[PrepArticle] Removing br node next to a p node.'); |
|
1276 | - $br->parentNode->removeChild($br); |
|
1277 | - } |
|
1278 | - } |
|
1279 | - |
|
1280 | - // Remove single-cell tables |
|
1281 | - foreach ($article->shiftingAwareGetElementsByTagName('table') as $table) { |
|
1282 | - /** @var DOMNode $table */ |
|
1283 | - $tbody = $table->hasSingleTagInsideElement('tbody') ? $table->getFirstElementChild() : $table; |
|
1284 | - if ($tbody->hasSingleTagInsideElement('tr')) { |
|
1285 | - $row = $tbody->getFirstElementChild(); |
|
1286 | - if ($row->hasSingleTagInsideElement('td')) { |
|
1287 | - $cell = $row->getFirstElementChild(); |
|
1288 | - $cell = NodeUtility::setNodeTag($cell, (array_reduce(iterator_to_array($cell->childNodes), function ($carry, $node) { |
|
1289 | - return $node->isPhrasingContent() && $carry; |
|
1290 | - }, true)) ? 'p' : 'div'); |
|
1291 | - $table->parentNode->replaceChild($cell, $table); |
|
1292 | - } |
|
1293 | - } |
|
1294 | - } |
|
1295 | - |
|
1296 | - return $article; |
|
1297 | - } |
|
1298 | - |
|
1299 | - /** |
|
1300 | - * Look for 'data' (as opposed to 'layout') tables, for which we use |
|
1301 | - * similar checks as |
|
1302 | - * https://dxr.mozilla.org/mozilla-central/rev/71224049c0b52ab190564d3ea0eab089a159a4cf/accessible/html/HTMLTableAccessible.cpp#920. |
|
1303 | - * |
|
1304 | - * @param DOMDocument $article |
|
1305 | - * |
|
1306 | - * @return void |
|
1307 | - */ |
|
1308 | - public function _markDataTables(DOMDocument $article) |
|
1309 | - { |
|
1310 | - $tables = $article->getElementsByTagName('table'); |
|
1311 | - foreach ($tables as $table) { |
|
1312 | - /** @var DOMElement $table */ |
|
1313 | - $role = $table->getAttribute('role'); |
|
1314 | - if ($role === 'presentation') { |
|
1315 | - $table->setReadabilityDataTable(false); |
|
1316 | - continue; |
|
1317 | - } |
|
1318 | - $datatable = $table->getAttribute('datatable'); |
|
1319 | - if ($datatable == '0') { |
|
1320 | - $table->setReadabilityDataTable(false); |
|
1321 | - continue; |
|
1322 | - } |
|
1323 | - $summary = $table->getAttribute('summary'); |
|
1324 | - if ($summary) { |
|
1325 | - $table->setReadabilityDataTable(true); |
|
1326 | - continue; |
|
1327 | - } |
|
1328 | - |
|
1329 | - $caption = $table->getElementsByTagName('caption'); |
|
1330 | - if ($caption->length > 0 && $caption->item(0)->childNodes->length > 0) { |
|
1331 | - $table->setReadabilityDataTable(true); |
|
1332 | - continue; |
|
1333 | - } |
|
1334 | - |
|
1335 | - // If the table has a descendant with any of these tags, consider a data table: |
|
1336 | - foreach (['col', 'colgroup', 'tfoot', 'thead', 'th'] as $dataTableDescendants) { |
|
1337 | - if ($table->getElementsByTagName($dataTableDescendants)->length > 0) { |
|
1338 | - $table->setReadabilityDataTable(true); |
|
1339 | - continue 2; |
|
1340 | - } |
|
1341 | - } |
|
1342 | - |
|
1343 | - // Nested tables indicate a layout table: |
|
1344 | - if ($table->getElementsByTagName('table')->length > 0) { |
|
1345 | - $table->setReadabilityDataTable(false); |
|
1346 | - continue; |
|
1347 | - } |
|
1348 | - |
|
1349 | - $sizeInfo = $table->getRowAndColumnCount(); |
|
1350 | - if ($sizeInfo['rows'] >= 10 || $sizeInfo['columns'] > 4) { |
|
1351 | - $table->setReadabilityDataTable(true); |
|
1352 | - continue; |
|
1353 | - } |
|
1354 | - // Now just go by size entirely: |
|
1355 | - $table->setReadabilityDataTable($sizeInfo['rows'] * $sizeInfo['columns'] > 10); |
|
1356 | - } |
|
1357 | - } |
|
1358 | - |
|
1359 | - /** |
|
1360 | - * Remove the style attribute on every e and under. |
|
1361 | - * |
|
1362 | - * @param $node DOMDocument|DOMNode |
|
1363 | - **/ |
|
1364 | - public function _cleanStyles($node) |
|
1365 | - { |
|
1366 | - if (property_exists($node, 'tagName') && $node->tagName === 'svg') { |
|
1367 | - return; |
|
1368 | - } |
|
1369 | - |
|
1370 | - // Do not bother if there's no method to remove an attribute |
|
1371 | - if (method_exists($node, 'removeAttribute')) { |
|
1372 | - $presentational_attributes = ['align', 'background', 'bgcolor', 'border', 'cellpadding', 'cellspacing', 'frame', 'hspace', 'rules', 'style', 'valign', 'vspace']; |
|
1373 | - // Remove `style` and deprecated presentational attributes |
|
1374 | - foreach ($presentational_attributes as $presentational_attribute) { |
|
1375 | - $node->removeAttribute($presentational_attribute); |
|
1376 | - } |
|
1377 | - |
|
1378 | - $deprecated_size_attribute_elems = ['table', 'th', 'td', 'hr', 'pre']; |
|
1379 | - if (property_exists($node, 'tagName') && in_array($node->tagName, $deprecated_size_attribute_elems)) { |
|
1380 | - $node->removeAttribute('width'); |
|
1381 | - $node->removeAttribute('height'); |
|
1382 | - } |
|
1383 | - } |
|
1384 | - |
|
1385 | - $cur = $node->firstChild; |
|
1386 | - while ($cur !== null) { |
|
1387 | - $this->_cleanStyles($cur); |
|
1388 | - $cur = $cur->nextSibling; |
|
1389 | - } |
|
1390 | - } |
|
1391 | - |
|
1392 | - /** |
|
1393 | - * Clean out elements whose id/class combinations match specific string. |
|
1394 | - * |
|
1395 | - * @param $node DOMElement Node to clean |
|
1396 | - * @param $regex string Match id/class combination. |
|
1397 | - * |
|
1398 | - * @return void |
|
1399 | - **/ |
|
1400 | - public function _cleanMatchedNodes($node, $regex) |
|
1401 | - { |
|
1402 | - $endOfSearchMarkerNode = NodeUtility::getNextNode($node, true); |
|
1403 | - $next = NodeUtility::getNextNode($node); |
|
1404 | - while ($next && $next !== $endOfSearchMarkerNode) { |
|
1405 | - if (preg_match($regex, sprintf('%s %s', $next->getAttribute('class'), $next->getAttribute('id')))) { |
|
1406 | - $this->logger->debug(sprintf('Removing matched node with regex: \'%s\', node class was: \'%s\', id: \'%s\'', $regex, $next->getAttribute('class'), $next->getAttribute('id'))); |
|
1407 | - $next = NodeUtility::removeAndGetNext($next); |
|
1408 | - } else { |
|
1409 | - $next = NodeUtility::getNextNode($next); |
|
1410 | - } |
|
1411 | - } |
|
1412 | - } |
|
1413 | - |
|
1414 | - /** |
|
1415 | - * @param DOMDocument $article |
|
1416 | - * |
|
1417 | - * @return void |
|
1418 | - */ |
|
1419 | - public function _cleanExtraParagraphs(DOMDocument $article) |
|
1420 | - { |
|
1421 | - $paragraphs = $article->getElementsByTagName('p'); |
|
1422 | - $length = $paragraphs->length; |
|
1423 | - |
|
1424 | - for ($i = 0; $i < $length; $i++) { |
|
1425 | - $paragraph = $paragraphs->item($length - 1 - $i); |
|
1426 | - |
|
1427 | - $imgCount = $paragraph->getElementsByTagName('img')->length; |
|
1428 | - $embedCount = $paragraph->getElementsByTagName('embed')->length; |
|
1429 | - $objectCount = $paragraph->getElementsByTagName('object')->length; |
|
1430 | - // At this point, nasty iframes have been removed, only remain embedded video ones. |
|
1431 | - $iframeCount = $paragraph->getElementsByTagName('iframe')->length; |
|
1432 | - $totalCount = $imgCount + $embedCount + $objectCount + $iframeCount; |
|
1433 | - |
|
1434 | - if ($totalCount === 0 && !preg_replace(NodeUtility::$regexps['onlyWhitespace'], '', $paragraph->textContent)) { |
|
1435 | - $this->logger->debug(sprintf('[PrepArticle] Removing extra paragraph. Text content was: \'%s\'', substr($paragraph->textContent, 0, 128))); |
|
1436 | - $paragraph->parentNode->removeChild($paragraph); |
|
1437 | - } |
|
1438 | - } |
|
1439 | - } |
|
1440 | - |
|
1441 | - /** |
|
1442 | - * @param DOMDocument $article |
|
1443 | - * @param string $tag Tag to clean conditionally |
|
1444 | - * |
|
1445 | - * @return void |
|
1446 | - */ |
|
1447 | - public function _cleanConditionally(DOMDocument $article, $tag) |
|
1448 | - { |
|
1449 | - if (!$this->configuration->getCleanConditionally()) { |
|
1450 | - return; |
|
1451 | - } |
|
1452 | - |
|
1453 | - $isList = in_array($tag, ['ul', 'ol']); |
|
1454 | - |
|
1455 | - /* |
|
1240 | + $h2 = $article->getElementsByTagName('h2'); |
|
1241 | + if ($h2->length === 1) { |
|
1242 | + $lengthSimilarRate = (mb_strlen($h2->item(0)->textContent) - mb_strlen($this->getTitle())) / max(mb_strlen($this->getTitle()), 1); |
|
1243 | + |
|
1244 | + if (abs($lengthSimilarRate) < 0.5) { |
|
1245 | + if ($lengthSimilarRate > 0) { |
|
1246 | + $titlesMatch = strpos($h2->item(0)->textContent, $this->getTitle()) !== false; |
|
1247 | + } else { |
|
1248 | + $titlesMatch = strpos($this->getTitle(), $h2->item(0)->textContent) !== false; |
|
1249 | + } |
|
1250 | + if ($titlesMatch) { |
|
1251 | + $this->logger->info('[PrepArticle] Found title repeated in an H2 node, removing...'); |
|
1252 | + $this->_clean($article, 'h2'); |
|
1253 | + } |
|
1254 | + } |
|
1255 | + } |
|
1256 | + |
|
1257 | + $this->_clean($article, 'iframe'); |
|
1258 | + $this->_clean($article, 'input'); |
|
1259 | + $this->_clean($article, 'textarea'); |
|
1260 | + $this->_clean($article, 'select'); |
|
1261 | + $this->_clean($article, 'button'); |
|
1262 | + $this->_cleanHeaders($article); |
|
1263 | + |
|
1264 | + // Do these last as the previous stuff may have removed junk |
|
1265 | + // that will affect these |
|
1266 | + $this->_cleanConditionally($article, 'table'); |
|
1267 | + $this->_cleanConditionally($article, 'ul'); |
|
1268 | + $this->_cleanConditionally($article, 'div'); |
|
1269 | + |
|
1270 | + $this->_cleanExtraParagraphs($article); |
|
1271 | + |
|
1272 | + foreach (iterator_to_array($article->getElementsByTagName('br')) as $br) { |
|
1273 | + $next = $br->nextSibling; |
|
1274 | + if ($next && $next->nodeName === 'p') { |
|
1275 | + $this->logger->debug('[PrepArticle] Removing br node next to a p node.'); |
|
1276 | + $br->parentNode->removeChild($br); |
|
1277 | + } |
|
1278 | + } |
|
1279 | + |
|
1280 | + // Remove single-cell tables |
|
1281 | + foreach ($article->shiftingAwareGetElementsByTagName('table') as $table) { |
|
1282 | + /** @var DOMNode $table */ |
|
1283 | + $tbody = $table->hasSingleTagInsideElement('tbody') ? $table->getFirstElementChild() : $table; |
|
1284 | + if ($tbody->hasSingleTagInsideElement('tr')) { |
|
1285 | + $row = $tbody->getFirstElementChild(); |
|
1286 | + if ($row->hasSingleTagInsideElement('td')) { |
|
1287 | + $cell = $row->getFirstElementChild(); |
|
1288 | + $cell = NodeUtility::setNodeTag($cell, (array_reduce(iterator_to_array($cell->childNodes), function ($carry, $node) { |
|
1289 | + return $node->isPhrasingContent() && $carry; |
|
1290 | + }, true)) ? 'p' : 'div'); |
|
1291 | + $table->parentNode->replaceChild($cell, $table); |
|
1292 | + } |
|
1293 | + } |
|
1294 | + } |
|
1295 | + |
|
1296 | + return $article; |
|
1297 | + } |
|
1298 | + |
|
1299 | + /** |
|
1300 | + * Look for 'data' (as opposed to 'layout') tables, for which we use |
|
1301 | + * similar checks as |
|
1302 | + * https://dxr.mozilla.org/mozilla-central/rev/71224049c0b52ab190564d3ea0eab089a159a4cf/accessible/html/HTMLTableAccessible.cpp#920. |
|
1303 | + * |
|
1304 | + * @param DOMDocument $article |
|
1305 | + * |
|
1306 | + * @return void |
|
1307 | + */ |
|
1308 | + public function _markDataTables(DOMDocument $article) |
|
1309 | + { |
|
1310 | + $tables = $article->getElementsByTagName('table'); |
|
1311 | + foreach ($tables as $table) { |
|
1312 | + /** @var DOMElement $table */ |
|
1313 | + $role = $table->getAttribute('role'); |
|
1314 | + if ($role === 'presentation') { |
|
1315 | + $table->setReadabilityDataTable(false); |
|
1316 | + continue; |
|
1317 | + } |
|
1318 | + $datatable = $table->getAttribute('datatable'); |
|
1319 | + if ($datatable == '0') { |
|
1320 | + $table->setReadabilityDataTable(false); |
|
1321 | + continue; |
|
1322 | + } |
|
1323 | + $summary = $table->getAttribute('summary'); |
|
1324 | + if ($summary) { |
|
1325 | + $table->setReadabilityDataTable(true); |
|
1326 | + continue; |
|
1327 | + } |
|
1328 | + |
|
1329 | + $caption = $table->getElementsByTagName('caption'); |
|
1330 | + if ($caption->length > 0 && $caption->item(0)->childNodes->length > 0) { |
|
1331 | + $table->setReadabilityDataTable(true); |
|
1332 | + continue; |
|
1333 | + } |
|
1334 | + |
|
1335 | + // If the table has a descendant with any of these tags, consider a data table: |
|
1336 | + foreach (['col', 'colgroup', 'tfoot', 'thead', 'th'] as $dataTableDescendants) { |
|
1337 | + if ($table->getElementsByTagName($dataTableDescendants)->length > 0) { |
|
1338 | + $table->setReadabilityDataTable(true); |
|
1339 | + continue 2; |
|
1340 | + } |
|
1341 | + } |
|
1342 | + |
|
1343 | + // Nested tables indicate a layout table: |
|
1344 | + if ($table->getElementsByTagName('table')->length > 0) { |
|
1345 | + $table->setReadabilityDataTable(false); |
|
1346 | + continue; |
|
1347 | + } |
|
1348 | + |
|
1349 | + $sizeInfo = $table->getRowAndColumnCount(); |
|
1350 | + if ($sizeInfo['rows'] >= 10 || $sizeInfo['columns'] > 4) { |
|
1351 | + $table->setReadabilityDataTable(true); |
|
1352 | + continue; |
|
1353 | + } |
|
1354 | + // Now just go by size entirely: |
|
1355 | + $table->setReadabilityDataTable($sizeInfo['rows'] * $sizeInfo['columns'] > 10); |
|
1356 | + } |
|
1357 | + } |
|
1358 | + |
|
1359 | + /** |
|
1360 | + * Remove the style attribute on every e and under. |
|
1361 | + * |
|
1362 | + * @param $node DOMDocument|DOMNode |
|
1363 | + **/ |
|
1364 | + public function _cleanStyles($node) |
|
1365 | + { |
|
1366 | + if (property_exists($node, 'tagName') && $node->tagName === 'svg') { |
|
1367 | + return; |
|
1368 | + } |
|
1369 | + |
|
1370 | + // Do not bother if there's no method to remove an attribute |
|
1371 | + if (method_exists($node, 'removeAttribute')) { |
|
1372 | + $presentational_attributes = ['align', 'background', 'bgcolor', 'border', 'cellpadding', 'cellspacing', 'frame', 'hspace', 'rules', 'style', 'valign', 'vspace']; |
|
1373 | + // Remove `style` and deprecated presentational attributes |
|
1374 | + foreach ($presentational_attributes as $presentational_attribute) { |
|
1375 | + $node->removeAttribute($presentational_attribute); |
|
1376 | + } |
|
1377 | + |
|
1378 | + $deprecated_size_attribute_elems = ['table', 'th', 'td', 'hr', 'pre']; |
|
1379 | + if (property_exists($node, 'tagName') && in_array($node->tagName, $deprecated_size_attribute_elems)) { |
|
1380 | + $node->removeAttribute('width'); |
|
1381 | + $node->removeAttribute('height'); |
|
1382 | + } |
|
1383 | + } |
|
1384 | + |
|
1385 | + $cur = $node->firstChild; |
|
1386 | + while ($cur !== null) { |
|
1387 | + $this->_cleanStyles($cur); |
|
1388 | + $cur = $cur->nextSibling; |
|
1389 | + } |
|
1390 | + } |
|
1391 | + |
|
1392 | + /** |
|
1393 | + * Clean out elements whose id/class combinations match specific string. |
|
1394 | + * |
|
1395 | + * @param $node DOMElement Node to clean |
|
1396 | + * @param $regex string Match id/class combination. |
|
1397 | + * |
|
1398 | + * @return void |
|
1399 | + **/ |
|
1400 | + public function _cleanMatchedNodes($node, $regex) |
|
1401 | + { |
|
1402 | + $endOfSearchMarkerNode = NodeUtility::getNextNode($node, true); |
|
1403 | + $next = NodeUtility::getNextNode($node); |
|
1404 | + while ($next && $next !== $endOfSearchMarkerNode) { |
|
1405 | + if (preg_match($regex, sprintf('%s %s', $next->getAttribute('class'), $next->getAttribute('id')))) { |
|
1406 | + $this->logger->debug(sprintf('Removing matched node with regex: \'%s\', node class was: \'%s\', id: \'%s\'', $regex, $next->getAttribute('class'), $next->getAttribute('id'))); |
|
1407 | + $next = NodeUtility::removeAndGetNext($next); |
|
1408 | + } else { |
|
1409 | + $next = NodeUtility::getNextNode($next); |
|
1410 | + } |
|
1411 | + } |
|
1412 | + } |
|
1413 | + |
|
1414 | + /** |
|
1415 | + * @param DOMDocument $article |
|
1416 | + * |
|
1417 | + * @return void |
|
1418 | + */ |
|
1419 | + public function _cleanExtraParagraphs(DOMDocument $article) |
|
1420 | + { |
|
1421 | + $paragraphs = $article->getElementsByTagName('p'); |
|
1422 | + $length = $paragraphs->length; |
|
1423 | + |
|
1424 | + for ($i = 0; $i < $length; $i++) { |
|
1425 | + $paragraph = $paragraphs->item($length - 1 - $i); |
|
1426 | + |
|
1427 | + $imgCount = $paragraph->getElementsByTagName('img')->length; |
|
1428 | + $embedCount = $paragraph->getElementsByTagName('embed')->length; |
|
1429 | + $objectCount = $paragraph->getElementsByTagName('object')->length; |
|
1430 | + // At this point, nasty iframes have been removed, only remain embedded video ones. |
|
1431 | + $iframeCount = $paragraph->getElementsByTagName('iframe')->length; |
|
1432 | + $totalCount = $imgCount + $embedCount + $objectCount + $iframeCount; |
|
1433 | + |
|
1434 | + if ($totalCount === 0 && !preg_replace(NodeUtility::$regexps['onlyWhitespace'], '', $paragraph->textContent)) { |
|
1435 | + $this->logger->debug(sprintf('[PrepArticle] Removing extra paragraph. Text content was: \'%s\'', substr($paragraph->textContent, 0, 128))); |
|
1436 | + $paragraph->parentNode->removeChild($paragraph); |
|
1437 | + } |
|
1438 | + } |
|
1439 | + } |
|
1440 | + |
|
1441 | + /** |
|
1442 | + * @param DOMDocument $article |
|
1443 | + * @param string $tag Tag to clean conditionally |
|
1444 | + * |
|
1445 | + * @return void |
|
1446 | + */ |
|
1447 | + public function _cleanConditionally(DOMDocument $article, $tag) |
|
1448 | + { |
|
1449 | + if (!$this->configuration->getCleanConditionally()) { |
|
1450 | + return; |
|
1451 | + } |
|
1452 | + |
|
1453 | + $isList = in_array($tag, ['ul', 'ol']); |
|
1454 | + |
|
1455 | + /* |
|
1456 | 1456 | * Gather counts for other typical elements embedded within. |
1457 | 1457 | * Traverse backwards so we can remove nodes at the same time |
1458 | 1458 | * without effecting the traversal. |
1459 | 1459 | */ |
1460 | 1460 | |
1461 | - $DOMNodeList = $article->getElementsByTagName($tag); |
|
1462 | - $length = $DOMNodeList->length; |
|
1463 | - for ($i = 0; $i < $length; $i++) { |
|
1464 | - /** @var $node DOMElement */ |
|
1465 | - $node = $DOMNodeList->item($length - 1 - $i); |
|
1466 | - |
|
1467 | - // First check if we're in a data table, in which case don't remove us. |
|
1468 | - if ($node->hasAncestorTag('table', -1, function ($node) { |
|
1469 | - return $node->isReadabilityDataTable(); |
|
1470 | - })) { |
|
1471 | - continue; |
|
1472 | - } |
|
1473 | - |
|
1474 | - $weight = 0; |
|
1475 | - if ($this->configuration->getWeightClasses()) { |
|
1476 | - $weight = $node->getClassWeight(); |
|
1477 | - } |
|
1478 | - |
|
1479 | - if ($weight < 0) { |
|
1480 | - $this->logger->debug(sprintf('[PrepArticle] Removing tag \'%s\' with 0 or less weight', $tag)); |
|
1481 | - |
|
1482 | - NodeUtility::removeNode($node); |
|
1483 | - continue; |
|
1484 | - } |
|
1485 | - |
|
1486 | - if (substr_count($node->getTextContent(), ',') < 10) { |
|
1487 | - /* |
|
1461 | + $DOMNodeList = $article->getElementsByTagName($tag); |
|
1462 | + $length = $DOMNodeList->length; |
|
1463 | + for ($i = 0; $i < $length; $i++) { |
|
1464 | + /** @var $node DOMElement */ |
|
1465 | + $node = $DOMNodeList->item($length - 1 - $i); |
|
1466 | + |
|
1467 | + // First check if we're in a data table, in which case don't remove us. |
|
1468 | + if ($node->hasAncestorTag('table', -1, function ($node) { |
|
1469 | + return $node->isReadabilityDataTable(); |
|
1470 | + })) { |
|
1471 | + continue; |
|
1472 | + } |
|
1473 | + |
|
1474 | + $weight = 0; |
|
1475 | + if ($this->configuration->getWeightClasses()) { |
|
1476 | + $weight = $node->getClassWeight(); |
|
1477 | + } |
|
1478 | + |
|
1479 | + if ($weight < 0) { |
|
1480 | + $this->logger->debug(sprintf('[PrepArticle] Removing tag \'%s\' with 0 or less weight', $tag)); |
|
1481 | + |
|
1482 | + NodeUtility::removeNode($node); |
|
1483 | + continue; |
|
1484 | + } |
|
1485 | + |
|
1486 | + if (substr_count($node->getTextContent(), ',') < 10) { |
|
1487 | + /* |
|
1488 | 1488 | * If there are not very many commas, and the number of |
1489 | 1489 | * non-paragraph elements is more than paragraphs or other |
1490 | 1490 | * ominous signs, remove the element. |
1491 | 1491 | */ |
1492 | 1492 | |
1493 | - $p = $node->getElementsByTagName('p')->length; |
|
1494 | - $img = $node->getElementsByTagName('img')->length; |
|
1495 | - $li = $node->getElementsByTagName('li')->length - 100; |
|
1496 | - $input = $node->getElementsByTagName('input')->length; |
|
1497 | - |
|
1498 | - $embedCount = 0; |
|
1499 | - $embeds = $node->getElementsByTagName('embed'); |
|
1500 | - |
|
1501 | - foreach ($embeds as $embedNode) { |
|
1502 | - if (preg_match(NodeUtility::$regexps['videos'], $embedNode->C14N())) { |
|
1503 | - $embedCount++; |
|
1504 | - } |
|
1505 | - } |
|
1506 | - |
|
1507 | - $linkDensity = $node->getLinkDensity(); |
|
1508 | - $contentLength = mb_strlen($node->getTextContent(true)); |
|
1509 | - |
|
1510 | - $haveToRemove = |
|
1511 | - ($img > 1 && $p / $img < 0.5 && !$node->hasAncestorTag('figure')) || |
|
1512 | - (!$isList && $li > $p) || |
|
1513 | - ($input > floor($p / 3)) || |
|
1514 | - (!$isList && $contentLength < 25 && ($img === 0 || $img > 2) && !$node->hasAncestorTag('figure')) || |
|
1515 | - (!$isList && $weight < 25 && $linkDensity > 0.2) || |
|
1516 | - ($weight >= 25 && $linkDensity > 0.5) || |
|
1517 | - (($embedCount === 1 && $contentLength < 75) || $embedCount > 1); |
|
1518 | - |
|
1519 | - if ($haveToRemove) { |
|
1520 | - $this->logger->debug(sprintf('[PrepArticle] Removing tag \'%s\'.', $tag)); |
|
1521 | - |
|
1522 | - NodeUtility::removeNode($node); |
|
1523 | - } |
|
1524 | - } |
|
1525 | - } |
|
1526 | - } |
|
1527 | - |
|
1528 | - /** |
|
1529 | - * Clean a node of all elements of type "tag". |
|
1530 | - * (Unless it's a youtube/vimeo video. People love movies.). |
|
1531 | - * |
|
1532 | - * @param $article DOMDocument |
|
1533 | - * @param $tag string tag to clean |
|
1534 | - * |
|
1535 | - * @return void |
|
1536 | - **/ |
|
1537 | - public function _clean(DOMDocument $article, $tag) |
|
1538 | - { |
|
1539 | - $isEmbed = in_array($tag, ['object', 'embed', 'iframe']); |
|
1540 | - |
|
1541 | - $DOMNodeList = $article->getElementsByTagName($tag); |
|
1542 | - $length = $DOMNodeList->length; |
|
1543 | - for ($i = 0; $i < $length; $i++) { |
|
1544 | - $item = $DOMNodeList->item($length - 1 - $i); |
|
1545 | - |
|
1546 | - // Allow youtube and vimeo videos through as people usually want to see those. |
|
1547 | - if ($isEmbed) { |
|
1548 | - $attributeValues = []; |
|
1549 | - foreach ($item->attributes as $value) { |
|
1550 | - $attributeValues[] = $value->nodeValue; |
|
1551 | - } |
|
1552 | - $attributeValues = implode('|', $attributeValues); |
|
1553 | - |
|
1554 | - // First, check the elements attributes to see if any of them contain youtube or vimeo |
|
1555 | - if (preg_match(NodeUtility::$regexps['videos'], $attributeValues)) { |
|
1556 | - continue; |
|
1557 | - } |
|
1558 | - |
|
1559 | - // Then check the elements inside this element for the same. |
|
1560 | - if (preg_match(NodeUtility::$regexps['videos'], $item->C14N())) { |
|
1561 | - continue; |
|
1562 | - } |
|
1563 | - } |
|
1564 | - $this->logger->debug(sprintf('[PrepArticle] Removing node \'%s\'.', $item->tagName)); |
|
1565 | - |
|
1566 | - NodeUtility::removeNode($item); |
|
1567 | - } |
|
1568 | - } |
|
1569 | - |
|
1570 | - /** |
|
1571 | - * Clean out spurious headers from an Element. Checks things like classnames and link density. |
|
1572 | - * |
|
1573 | - * @param DOMDocument $article |
|
1574 | - * |
|
1575 | - * @return void |
|
1576 | - **/ |
|
1577 | - public function _cleanHeaders(DOMDocument $article) |
|
1578 | - { |
|
1579 | - for ($headerIndex = 1; $headerIndex < 3; $headerIndex++) { |
|
1580 | - $headers = $article->getElementsByTagName('h' . $headerIndex); |
|
1581 | - /** @var $header DOMElement */ |
|
1582 | - foreach ($headers as $header) { |
|
1583 | - $weight = 0; |
|
1584 | - if ($this->configuration->getWeightClasses()) { |
|
1585 | - $weight = $header->getClassWeight(); |
|
1586 | - } |
|
1587 | - |
|
1588 | - if ($weight < 0) { |
|
1589 | - $this->logger->debug(sprintf('[PrepArticle] Removing H node with 0 or less weight. Content was: \'%s\'', substr($header->nodeValue, 0, 128))); |
|
1590 | - |
|
1591 | - NodeUtility::removeNode($header); |
|
1592 | - } |
|
1593 | - } |
|
1594 | - } |
|
1595 | - } |
|
1596 | - |
|
1597 | - /** |
|
1598 | - * Removes the class="" attribute from every element in the given |
|
1599 | - * subtree. |
|
1600 | - * |
|
1601 | - * Readability.js has a special filter to avoid cleaning the classes that the algorithm adds. We don't add classes |
|
1602 | - * here so no need to filter those. |
|
1603 | - * |
|
1604 | - * @param DOMDocument|DOMNode $node |
|
1605 | - * |
|
1606 | - * @return void |
|
1607 | - **/ |
|
1608 | - public function _cleanClasses($node) |
|
1609 | - { |
|
1610 | - if ($node->getAttribute('class') !== '') { |
|
1611 | - $node->removeAttribute('class'); |
|
1612 | - } |
|
1613 | - |
|
1614 | - for ($node = $node->getFirstElementChild(); $node !== null; $node = $node->nextSibling) { |
|
1615 | - $this->_cleanClasses($node); |
|
1616 | - } |
|
1617 | - } |
|
1618 | - |
|
1619 | - /** |
|
1620 | - * @param DOMDocument $article |
|
1621 | - * |
|
1622 | - * @return DOMDocument |
|
1623 | - */ |
|
1624 | - public function postProcessContent(DOMDocument $article) |
|
1625 | - { |
|
1626 | - $this->logger->info('[PostProcess] PostProcessing content...'); |
|
1627 | - |
|
1628 | - // Readability cannot open relative uris so we convert them to absolute uris. |
|
1629 | - if ($this->configuration->getFixRelativeURLs()) { |
|
1630 | - foreach (iterator_to_array($article->getElementsByTagName('a')) as $link) { |
|
1631 | - /** @var DOMElement $link */ |
|
1632 | - $href = $link->getAttribute('href'); |
|
1633 | - if ($href) { |
|
1634 | - // Replace links with javascript: URIs with text content, since |
|
1635 | - // they won't work after scripts have been removed from the page. |
|
1636 | - if (strpos($href, 'javascript:') === 0) { |
|
1637 | - $this->logger->debug(sprintf('[PostProcess] Removing \'javascript:\' link. Content is: \'%s\'', substr($link->textContent, 0, 128))); |
|
1638 | - |
|
1639 | - $text = $article->createTextNode($link->textContent); |
|
1640 | - $link->parentNode->replaceChild($text, $link); |
|
1641 | - } else { |
|
1642 | - $this->logger->debug(sprintf('[PostProcess] Converting link to absolute URI: \'%s\'', substr($href, 0, 128))); |
|
1643 | - |
|
1644 | - $link->setAttribute('href', $this->toAbsoluteURI($href)); |
|
1645 | - } |
|
1646 | - } |
|
1647 | - } |
|
1648 | - |
|
1649 | - foreach ($article->getElementsByTagName('img') as $img) { |
|
1650 | - /** @var DOMElement $img */ |
|
1651 | - /* |
|
1493 | + $p = $node->getElementsByTagName('p')->length; |
|
1494 | + $img = $node->getElementsByTagName('img')->length; |
|
1495 | + $li = $node->getElementsByTagName('li')->length - 100; |
|
1496 | + $input = $node->getElementsByTagName('input')->length; |
|
1497 | + |
|
1498 | + $embedCount = 0; |
|
1499 | + $embeds = $node->getElementsByTagName('embed'); |
|
1500 | + |
|
1501 | + foreach ($embeds as $embedNode) { |
|
1502 | + if (preg_match(NodeUtility::$regexps['videos'], $embedNode->C14N())) { |
|
1503 | + $embedCount++; |
|
1504 | + } |
|
1505 | + } |
|
1506 | + |
|
1507 | + $linkDensity = $node->getLinkDensity(); |
|
1508 | + $contentLength = mb_strlen($node->getTextContent(true)); |
|
1509 | + |
|
1510 | + $haveToRemove = |
|
1511 | + ($img > 1 && $p / $img < 0.5 && !$node->hasAncestorTag('figure')) || |
|
1512 | + (!$isList && $li > $p) || |
|
1513 | + ($input > floor($p / 3)) || |
|
1514 | + (!$isList && $contentLength < 25 && ($img === 0 || $img > 2) && !$node->hasAncestorTag('figure')) || |
|
1515 | + (!$isList && $weight < 25 && $linkDensity > 0.2) || |
|
1516 | + ($weight >= 25 && $linkDensity > 0.5) || |
|
1517 | + (($embedCount === 1 && $contentLength < 75) || $embedCount > 1); |
|
1518 | + |
|
1519 | + if ($haveToRemove) { |
|
1520 | + $this->logger->debug(sprintf('[PrepArticle] Removing tag \'%s\'.', $tag)); |
|
1521 | + |
|
1522 | + NodeUtility::removeNode($node); |
|
1523 | + } |
|
1524 | + } |
|
1525 | + } |
|
1526 | + } |
|
1527 | + |
|
1528 | + /** |
|
1529 | + * Clean a node of all elements of type "tag". |
|
1530 | + * (Unless it's a youtube/vimeo video. People love movies.). |
|
1531 | + * |
|
1532 | + * @param $article DOMDocument |
|
1533 | + * @param $tag string tag to clean |
|
1534 | + * |
|
1535 | + * @return void |
|
1536 | + **/ |
|
1537 | + public function _clean(DOMDocument $article, $tag) |
|
1538 | + { |
|
1539 | + $isEmbed = in_array($tag, ['object', 'embed', 'iframe']); |
|
1540 | + |
|
1541 | + $DOMNodeList = $article->getElementsByTagName($tag); |
|
1542 | + $length = $DOMNodeList->length; |
|
1543 | + for ($i = 0; $i < $length; $i++) { |
|
1544 | + $item = $DOMNodeList->item($length - 1 - $i); |
|
1545 | + |
|
1546 | + // Allow youtube and vimeo videos through as people usually want to see those. |
|
1547 | + if ($isEmbed) { |
|
1548 | + $attributeValues = []; |
|
1549 | + foreach ($item->attributes as $value) { |
|
1550 | + $attributeValues[] = $value->nodeValue; |
|
1551 | + } |
|
1552 | + $attributeValues = implode('|', $attributeValues); |
|
1553 | + |
|
1554 | + // First, check the elements attributes to see if any of them contain youtube or vimeo |
|
1555 | + if (preg_match(NodeUtility::$regexps['videos'], $attributeValues)) { |
|
1556 | + continue; |
|
1557 | + } |
|
1558 | + |
|
1559 | + // Then check the elements inside this element for the same. |
|
1560 | + if (preg_match(NodeUtility::$regexps['videos'], $item->C14N())) { |
|
1561 | + continue; |
|
1562 | + } |
|
1563 | + } |
|
1564 | + $this->logger->debug(sprintf('[PrepArticle] Removing node \'%s\'.', $item->tagName)); |
|
1565 | + |
|
1566 | + NodeUtility::removeNode($item); |
|
1567 | + } |
|
1568 | + } |
|
1569 | + |
|
1570 | + /** |
|
1571 | + * Clean out spurious headers from an Element. Checks things like classnames and link density. |
|
1572 | + * |
|
1573 | + * @param DOMDocument $article |
|
1574 | + * |
|
1575 | + * @return void |
|
1576 | + **/ |
|
1577 | + public function _cleanHeaders(DOMDocument $article) |
|
1578 | + { |
|
1579 | + for ($headerIndex = 1; $headerIndex < 3; $headerIndex++) { |
|
1580 | + $headers = $article->getElementsByTagName('h' . $headerIndex); |
|
1581 | + /** @var $header DOMElement */ |
|
1582 | + foreach ($headers as $header) { |
|
1583 | + $weight = 0; |
|
1584 | + if ($this->configuration->getWeightClasses()) { |
|
1585 | + $weight = $header->getClassWeight(); |
|
1586 | + } |
|
1587 | + |
|
1588 | + if ($weight < 0) { |
|
1589 | + $this->logger->debug(sprintf('[PrepArticle] Removing H node with 0 or less weight. Content was: \'%s\'', substr($header->nodeValue, 0, 128))); |
|
1590 | + |
|
1591 | + NodeUtility::removeNode($header); |
|
1592 | + } |
|
1593 | + } |
|
1594 | + } |
|
1595 | + } |
|
1596 | + |
|
1597 | + /** |
|
1598 | + * Removes the class="" attribute from every element in the given |
|
1599 | + * subtree. |
|
1600 | + * |
|
1601 | + * Readability.js has a special filter to avoid cleaning the classes that the algorithm adds. We don't add classes |
|
1602 | + * here so no need to filter those. |
|
1603 | + * |
|
1604 | + * @param DOMDocument|DOMNode $node |
|
1605 | + * |
|
1606 | + * @return void |
|
1607 | + **/ |
|
1608 | + public function _cleanClasses($node) |
|
1609 | + { |
|
1610 | + if ($node->getAttribute('class') !== '') { |
|
1611 | + $node->removeAttribute('class'); |
|
1612 | + } |
|
1613 | + |
|
1614 | + for ($node = $node->getFirstElementChild(); $node !== null; $node = $node->nextSibling) { |
|
1615 | + $this->_cleanClasses($node); |
|
1616 | + } |
|
1617 | + } |
|
1618 | + |
|
1619 | + /** |
|
1620 | + * @param DOMDocument $article |
|
1621 | + * |
|
1622 | + * @return DOMDocument |
|
1623 | + */ |
|
1624 | + public function postProcessContent(DOMDocument $article) |
|
1625 | + { |
|
1626 | + $this->logger->info('[PostProcess] PostProcessing content...'); |
|
1627 | + |
|
1628 | + // Readability cannot open relative uris so we convert them to absolute uris. |
|
1629 | + if ($this->configuration->getFixRelativeURLs()) { |
|
1630 | + foreach (iterator_to_array($article->getElementsByTagName('a')) as $link) { |
|
1631 | + /** @var DOMElement $link */ |
|
1632 | + $href = $link->getAttribute('href'); |
|
1633 | + if ($href) { |
|
1634 | + // Replace links with javascript: URIs with text content, since |
|
1635 | + // they won't work after scripts have been removed from the page. |
|
1636 | + if (strpos($href, 'javascript:') === 0) { |
|
1637 | + $this->logger->debug(sprintf('[PostProcess] Removing \'javascript:\' link. Content is: \'%s\'', substr($link->textContent, 0, 128))); |
|
1638 | + |
|
1639 | + $text = $article->createTextNode($link->textContent); |
|
1640 | + $link->parentNode->replaceChild($text, $link); |
|
1641 | + } else { |
|
1642 | + $this->logger->debug(sprintf('[PostProcess] Converting link to absolute URI: \'%s\'', substr($href, 0, 128))); |
|
1643 | + |
|
1644 | + $link->setAttribute('href', $this->toAbsoluteURI($href)); |
|
1645 | + } |
|
1646 | + } |
|
1647 | + } |
|
1648 | + |
|
1649 | + foreach ($article->getElementsByTagName('img') as $img) { |
|
1650 | + /** @var DOMElement $img */ |
|
1651 | + /* |
|
1652 | 1652 | * Extract all possible sources of img url and select the first one on the list. |
1653 | 1653 | */ |
1654 | - $url = [ |
|
1655 | - $img->getAttribute('src'), |
|
1656 | - $img->getAttribute('data-src'), |
|
1657 | - $img->getAttribute('data-original'), |
|
1658 | - $img->getAttribute('data-orig'), |
|
1659 | - $img->getAttribute('data-url') |
|
1660 | - ]; |
|
1661 | - |
|
1662 | - $src = array_filter($url); |
|
1663 | - $src = reset($src); |
|
1664 | - if ($src) { |
|
1665 | - $this->logger->debug(sprintf('[PostProcess] Converting image URL to absolute URI: \'%s\'', substr($src, 0, 128))); |
|
1666 | - |
|
1667 | - $img->setAttribute('src', $this->toAbsoluteURI($src)); |
|
1668 | - } |
|
1669 | - } |
|
1670 | - } |
|
1671 | - |
|
1672 | - $this->_cleanClasses($article); |
|
1673 | - |
|
1674 | - return $article; |
|
1675 | - } |
|
1676 | - |
|
1677 | - /** |
|
1678 | - * @return null|string |
|
1679 | - */ |
|
1680 | - public function __toString() |
|
1681 | - { |
|
1682 | - return sprintf('<h1>%s</h1>%s', $this->getTitle(), $this->getContent()); |
|
1683 | - } |
|
1684 | - |
|
1685 | - /** |
|
1686 | - * @return string|null |
|
1687 | - */ |
|
1688 | - public function getTitle() |
|
1689 | - { |
|
1690 | - return $this->title; |
|
1691 | - } |
|
1692 | - |
|
1693 | - /** |
|
1694 | - * @param string $title |
|
1695 | - */ |
|
1696 | - protected function setTitle($title) |
|
1697 | - { |
|
1698 | - $this->title = $title; |
|
1699 | - } |
|
1700 | - |
|
1701 | - /** |
|
1702 | - * @return string|null |
|
1703 | - */ |
|
1704 | - public function getContent() |
|
1705 | - { |
|
1706 | - return ($this->content instanceof DOMDocument) ? $this->content->C14N() : null; |
|
1707 | - } |
|
1708 | - |
|
1709 | - /** |
|
1710 | - * @return DOMDocument|null |
|
1711 | - */ |
|
1712 | - public function getDOMDocument() |
|
1713 | - { |
|
1714 | - return $this->content; |
|
1715 | - } |
|
1716 | - |
|
1717 | - /** |
|
1718 | - * @param DOMDocument $content |
|
1719 | - */ |
|
1720 | - protected function setContent(DOMDocument $content) |
|
1721 | - { |
|
1722 | - $this->content = $content; |
|
1723 | - } |
|
1724 | - |
|
1725 | - /** |
|
1726 | - * @return null|string |
|
1727 | - */ |
|
1728 | - public function getExcerpt() |
|
1729 | - { |
|
1730 | - return $this->excerpt; |
|
1731 | - } |
|
1732 | - |
|
1733 | - /** |
|
1734 | - * @param null|string $excerpt |
|
1735 | - */ |
|
1736 | - public function setExcerpt($excerpt) |
|
1737 | - { |
|
1738 | - $this->excerpt = $excerpt; |
|
1739 | - } |
|
1740 | - |
|
1741 | - /** |
|
1742 | - * @return string|null |
|
1743 | - */ |
|
1744 | - public function getImage() |
|
1745 | - { |
|
1746 | - return $this->image; |
|
1747 | - } |
|
1748 | - |
|
1749 | - /** |
|
1750 | - * @param string $image |
|
1751 | - */ |
|
1752 | - protected function setImage($image) |
|
1753 | - { |
|
1754 | - $this->image = $image; |
|
1755 | - } |
|
1756 | - |
|
1757 | - /** |
|
1758 | - * @return string|null |
|
1759 | - */ |
|
1760 | - public function getAuthor() |
|
1761 | - { |
|
1762 | - return $this->author; |
|
1763 | - } |
|
1764 | - |
|
1765 | - /** |
|
1766 | - * @param string $author |
|
1767 | - */ |
|
1768 | - protected function setAuthor($author) |
|
1769 | - { |
|
1770 | - $this->author = $author; |
|
1771 | - } |
|
1772 | - |
|
1773 | - /** |
|
1774 | - * @return string|null |
|
1775 | - */ |
|
1776 | - public function getSiteName() |
|
1777 | - { |
|
1778 | - return $this->siteName; |
|
1779 | - } |
|
1780 | - |
|
1781 | - /** |
|
1782 | - * @param string $siteName |
|
1783 | - */ |
|
1784 | - protected function setSiteName($siteName) |
|
1785 | - { |
|
1786 | - $this->siteName = $siteName; |
|
1787 | - } |
|
1788 | - |
|
1789 | - /** |
|
1790 | - * @return null|string |
|
1791 | - */ |
|
1792 | - public function getDirection() |
|
1793 | - { |
|
1794 | - return $this->direction; |
|
1795 | - } |
|
1796 | - |
|
1797 | - /** |
|
1798 | - * @param null|string $direction |
|
1799 | - */ |
|
1800 | - public function setDirection($direction) |
|
1801 | - { |
|
1802 | - $this->direction = $direction; |
|
1803 | - } |
|
1654 | + $url = [ |
|
1655 | + $img->getAttribute('src'), |
|
1656 | + $img->getAttribute('data-src'), |
|
1657 | + $img->getAttribute('data-original'), |
|
1658 | + $img->getAttribute('data-orig'), |
|
1659 | + $img->getAttribute('data-url') |
|
1660 | + ]; |
|
1661 | + |
|
1662 | + $src = array_filter($url); |
|
1663 | + $src = reset($src); |
|
1664 | + if ($src) { |
|
1665 | + $this->logger->debug(sprintf('[PostProcess] Converting image URL to absolute URI: \'%s\'', substr($src, 0, 128))); |
|
1666 | + |
|
1667 | + $img->setAttribute('src', $this->toAbsoluteURI($src)); |
|
1668 | + } |
|
1669 | + } |
|
1670 | + } |
|
1671 | + |
|
1672 | + $this->_cleanClasses($article); |
|
1673 | + |
|
1674 | + return $article; |
|
1675 | + } |
|
1676 | + |
|
1677 | + /** |
|
1678 | + * @return null|string |
|
1679 | + */ |
|
1680 | + public function __toString() |
|
1681 | + { |
|
1682 | + return sprintf('<h1>%s</h1>%s', $this->getTitle(), $this->getContent()); |
|
1683 | + } |
|
1684 | + |
|
1685 | + /** |
|
1686 | + * @return string|null |
|
1687 | + */ |
|
1688 | + public function getTitle() |
|
1689 | + { |
|
1690 | + return $this->title; |
|
1691 | + } |
|
1692 | + |
|
1693 | + /** |
|
1694 | + * @param string $title |
|
1695 | + */ |
|
1696 | + protected function setTitle($title) |
|
1697 | + { |
|
1698 | + $this->title = $title; |
|
1699 | + } |
|
1700 | + |
|
1701 | + /** |
|
1702 | + * @return string|null |
|
1703 | + */ |
|
1704 | + public function getContent() |
|
1705 | + { |
|
1706 | + return ($this->content instanceof DOMDocument) ? $this->content->C14N() : null; |
|
1707 | + } |
|
1708 | + |
|
1709 | + /** |
|
1710 | + * @return DOMDocument|null |
|
1711 | + */ |
|
1712 | + public function getDOMDocument() |
|
1713 | + { |
|
1714 | + return $this->content; |
|
1715 | + } |
|
1716 | + |
|
1717 | + /** |
|
1718 | + * @param DOMDocument $content |
|
1719 | + */ |
|
1720 | + protected function setContent(DOMDocument $content) |
|
1721 | + { |
|
1722 | + $this->content = $content; |
|
1723 | + } |
|
1724 | + |
|
1725 | + /** |
|
1726 | + * @return null|string |
|
1727 | + */ |
|
1728 | + public function getExcerpt() |
|
1729 | + { |
|
1730 | + return $this->excerpt; |
|
1731 | + } |
|
1732 | + |
|
1733 | + /** |
|
1734 | + * @param null|string $excerpt |
|
1735 | + */ |
|
1736 | + public function setExcerpt($excerpt) |
|
1737 | + { |
|
1738 | + $this->excerpt = $excerpt; |
|
1739 | + } |
|
1740 | + |
|
1741 | + /** |
|
1742 | + * @return string|null |
|
1743 | + */ |
|
1744 | + public function getImage() |
|
1745 | + { |
|
1746 | + return $this->image; |
|
1747 | + } |
|
1748 | + |
|
1749 | + /** |
|
1750 | + * @param string $image |
|
1751 | + */ |
|
1752 | + protected function setImage($image) |
|
1753 | + { |
|
1754 | + $this->image = $image; |
|
1755 | + } |
|
1756 | + |
|
1757 | + /** |
|
1758 | + * @return string|null |
|
1759 | + */ |
|
1760 | + public function getAuthor() |
|
1761 | + { |
|
1762 | + return $this->author; |
|
1763 | + } |
|
1764 | + |
|
1765 | + /** |
|
1766 | + * @param string $author |
|
1767 | + */ |
|
1768 | + protected function setAuthor($author) |
|
1769 | + { |
|
1770 | + $this->author = $author; |
|
1771 | + } |
|
1772 | + |
|
1773 | + /** |
|
1774 | + * @return string|null |
|
1775 | + */ |
|
1776 | + public function getSiteName() |
|
1777 | + { |
|
1778 | + return $this->siteName; |
|
1779 | + } |
|
1780 | + |
|
1781 | + /** |
|
1782 | + * @param string $siteName |
|
1783 | + */ |
|
1784 | + protected function setSiteName($siteName) |
|
1785 | + { |
|
1786 | + $this->siteName = $siteName; |
|
1787 | + } |
|
1788 | + |
|
1789 | + /** |
|
1790 | + * @return null|string |
|
1791 | + */ |
|
1792 | + public function getDirection() |
|
1793 | + { |
|
1794 | + return $this->direction; |
|
1795 | + } |
|
1796 | + |
|
1797 | + /** |
|
1798 | + * @param null|string $direction |
|
1799 | + */ |
|
1800 | + public function setDirection($direction) |
|
1801 | + { |
|
1802 | + $this->direction = $direction; |
|
1803 | + } |
|
1804 | 1804 | } |
@@ -194,7 +194,7 @@ discard block |
||
194 | 194 | $this->attempts[] = ['articleContent' => $result, 'textLength' => $length]; |
195 | 195 | |
196 | 196 | // No luck after removing flags, just return the longest text we found during the different loops |
197 | - usort($this->attempts, function ($a, $b) { |
|
197 | + usort($this->attempts, function($a, $b) { |
|
198 | 198 | return $a['textLength'] < $b['textLength']; |
199 | 199 | }); |
200 | 200 | |
@@ -273,7 +273,7 @@ discard block |
||
273 | 273 | } |
274 | 274 | |
275 | 275 | // Prepend the XML tag to avoid having issues with special characters. Should be harmless. |
276 | - $dom->loadHTML('<?xml encoding="UTF-8">' . $html); |
|
276 | + $dom->loadHTML('<?xml encoding="UTF-8">'.$html); |
|
277 | 277 | $dom->encoding = 'UTF-8'; |
278 | 278 | |
279 | 279 | $this->removeScripts($dom); |
@@ -491,7 +491,7 @@ discard block |
||
491 | 491 | * I can assure you it works properly if you let the code run. |
492 | 492 | */ |
493 | 493 | if (preg_match('/ [\|\-\\\\\/>»] /i', $curTitle)) { |
494 | - $titleHadHierarchicalSeparators = (bool)preg_match('/ [\\\\\/>»] /', $curTitle); |
|
494 | + $titleHadHierarchicalSeparators = (bool) preg_match('/ [\\\\\/>»] /', $curTitle); |
|
495 | 495 | $curTitle = preg_replace('/(.*)[\|\-\\\\\/>»] .*/i', '$1', $originalTitle); |
496 | 496 | |
497 | 497 | $this->logger->info(sprintf('[Metadata] Found hierarchical separators in title, new title is: \'%s\'', $curTitle)); |
@@ -507,7 +507,7 @@ discard block |
||
507 | 507 | // could assume it's the full title. |
508 | 508 | $match = false; |
509 | 509 | for ($i = 1; $i <= 2; $i++) { |
510 | - foreach ($this->dom->getElementsByTagName('h' . $i) as $hTag) { |
|
510 | + foreach ($this->dom->getElementsByTagName('h'.$i) as $hTag) { |
|
511 | 511 | // Trim texts to avoid having false negatives when the title is surrounded by spaces or tabs |
512 | 512 | if (trim($hTag->nodeValue) === trim($curTitle)) { |
513 | 513 | $match = true; |
@@ -579,17 +579,17 @@ discard block |
||
579 | 579 | |
580 | 580 | // Scheme-rooted relative URI. |
581 | 581 | if (substr($uri, 0, 2) === '//') { |
582 | - return $scheme . '://' . substr($uri, 2); |
|
582 | + return $scheme.'://'.substr($uri, 2); |
|
583 | 583 | } |
584 | 584 | |
585 | 585 | // Prepath-rooted relative URI. |
586 | 586 | if (substr($uri, 0, 1) === '/') { |
587 | - return $prePath . $uri; |
|
587 | + return $prePath.$uri; |
|
588 | 588 | } |
589 | 589 | |
590 | 590 | // Dotslash relative URI. |
591 | 591 | if (strpos($uri, './') === 0) { |
592 | - return $pathBase . substr($uri, 2); |
|
592 | + return $pathBase.substr($uri, 2); |
|
593 | 593 | } |
594 | 594 | // Ignore hash URIs: |
595 | 595 | if (substr($uri, 0, 1) === '#') { |
@@ -598,7 +598,7 @@ discard block |
||
598 | 598 | |
599 | 599 | // Standard relative URI; add entire path. pathBase already includes a |
600 | 600 | // trailing "/". |
601 | - return $pathBase . $uri; |
|
601 | + return $pathBase.$uri; |
|
602 | 602 | } |
603 | 603 | |
604 | 604 | /** |
@@ -614,17 +614,17 @@ discard block |
||
614 | 614 | if ($this->dom->baseURI !== null) { |
615 | 615 | if (substr($this->dom->baseURI, 0, 1) === '/') { |
616 | 616 | // URLs starting with '/' override completely the URL defined in the link |
617 | - $pathBase = parse_url($url, PHP_URL_SCHEME) . '://' . parse_url($url, PHP_URL_HOST) . $this->dom->baseURI; |
|
617 | + $pathBase = parse_url($url, PHP_URL_SCHEME).'://'.parse_url($url, PHP_URL_HOST).$this->dom->baseURI; |
|
618 | 618 | } else { |
619 | 619 | // Otherwise just prepend the base to the actual path |
620 | - $pathBase = parse_url($url, PHP_URL_SCHEME) . '://' . parse_url($url, PHP_URL_HOST) . dirname(parse_url($url, PHP_URL_PATH)) . '/' . rtrim($this->dom->baseURI, '/') . '/'; |
|
620 | + $pathBase = parse_url($url, PHP_URL_SCHEME).'://'.parse_url($url, PHP_URL_HOST).dirname(parse_url($url, PHP_URL_PATH)).'/'.rtrim($this->dom->baseURI, '/').'/'; |
|
621 | 621 | } |
622 | 622 | } else { |
623 | - $pathBase = parse_url($url, PHP_URL_SCHEME) . '://' . parse_url($url, PHP_URL_HOST) . dirname(parse_url($url, PHP_URL_PATH)) . '/'; |
|
623 | + $pathBase = parse_url($url, PHP_URL_SCHEME).'://'.parse_url($url, PHP_URL_HOST).dirname(parse_url($url, PHP_URL_PATH)).'/'; |
|
624 | 624 | } |
625 | 625 | |
626 | 626 | $scheme = parse_url($pathBase, PHP_URL_SCHEME); |
627 | - $prePath = $scheme . '://' . parse_url($pathBase, PHP_URL_HOST); |
|
627 | + $prePath = $scheme.'://'.parse_url($pathBase, PHP_URL_HOST); |
|
628 | 628 | |
629 | 629 | return [$pathBase, $scheme, $prePath]; |
630 | 630 | } |
@@ -658,7 +658,7 @@ discard block |
||
658 | 658 | continue; |
659 | 659 | } |
660 | 660 | |
661 | - $matchString = $node->getAttribute('class') . ' ' . $node->getAttribute('id'); |
|
661 | + $matchString = $node->getAttribute('class').' '.$node->getAttribute('id'); |
|
662 | 662 | |
663 | 663 | if (!$node->isProbablyVisible()) { |
664 | 664 | $this->logger->debug(sprintf('[Get Nodes] Removing hidden node... Match string was: \'%s\'', $matchString)); |
@@ -1049,7 +1049,7 @@ discard block |
||
1049 | 1049 | while ($parentOfTopCandidate->nodeName !== 'body' && $parentOfTopCandidate->nodeType === XML_ELEMENT_NODE) { |
1050 | 1050 | $listsContainingThisAncestor = 0; |
1051 | 1051 | for ($ancestorIndex = 0; $ancestorIndex < count($alternativeCandidateAncestors) && $listsContainingThisAncestor < $MINIMUM_TOPCANDIDATES; $ancestorIndex++) { |
1052 | - $listsContainingThisAncestor += (int)in_array($parentOfTopCandidate, $alternativeCandidateAncestors[$ancestorIndex]); |
|
1052 | + $listsContainingThisAncestor += (int) in_array($parentOfTopCandidate, $alternativeCandidateAncestors[$ancestorIndex]); |
|
1053 | 1053 | } |
1054 | 1054 | if ($listsContainingThisAncestor >= $MINIMUM_TOPCANDIDATES) { |
1055 | 1055 | $topCandidate = $parentOfTopCandidate; |
@@ -1285,7 +1285,7 @@ discard block |
||
1285 | 1285 | $row = $tbody->getFirstElementChild(); |
1286 | 1286 | if ($row->hasSingleTagInsideElement('td')) { |
1287 | 1287 | $cell = $row->getFirstElementChild(); |
1288 | - $cell = NodeUtility::setNodeTag($cell, (array_reduce(iterator_to_array($cell->childNodes), function ($carry, $node) { |
|
1288 | + $cell = NodeUtility::setNodeTag($cell, (array_reduce(iterator_to_array($cell->childNodes), function($carry, $node) { |
|
1289 | 1289 | return $node->isPhrasingContent() && $carry; |
1290 | 1290 | }, true)) ? 'p' : 'div'); |
1291 | 1291 | $table->parentNode->replaceChild($cell, $table); |
@@ -1465,7 +1465,7 @@ discard block |
||
1465 | 1465 | $node = $DOMNodeList->item($length - 1 - $i); |
1466 | 1466 | |
1467 | 1467 | // First check if we're in a data table, in which case don't remove us. |
1468 | - if ($node->hasAncestorTag('table', -1, function ($node) { |
|
1468 | + if ($node->hasAncestorTag('table', -1, function($node) { |
|
1469 | 1469 | return $node->isReadabilityDataTable(); |
1470 | 1470 | })) { |
1471 | 1471 | continue; |
@@ -1577,7 +1577,7 @@ discard block |
||
1577 | 1577 | public function _cleanHeaders(DOMDocument $article) |
1578 | 1578 | { |
1579 | 1579 | for ($headerIndex = 1; $headerIndex < 3; $headerIndex++) { |
1580 | - $headers = $article->getElementsByTagName('h' . $headerIndex); |
|
1580 | + $headers = $article->getElementsByTagName('h'.$headerIndex); |
|
1581 | 1581 | /** @var $header DOMElement */ |
1582 | 1582 | foreach ($headers as $header) { |
1583 | 1583 | $weight = 0; |
@@ -11,338 +11,338 @@ |
||
11 | 11 | */ |
12 | 12 | class Configuration |
13 | 13 | { |
14 | - use LoggerAwareTrait; |
|
15 | - |
|
16 | - /** |
|
17 | - * @var int |
|
18 | - */ |
|
19 | - protected $maxTopCandidates = 5; |
|
20 | - |
|
21 | - /** |
|
22 | - * @var int |
|
23 | - */ |
|
24 | - protected $charThreshold = 500; |
|
25 | - |
|
26 | - /** |
|
27 | - * @var bool |
|
28 | - */ |
|
29 | - protected $articleByLine = false; |
|
30 | - |
|
31 | - /** |
|
32 | - * @var bool |
|
33 | - */ |
|
34 | - protected $stripUnlikelyCandidates = true; |
|
35 | - |
|
36 | - /** |
|
37 | - * @var bool |
|
38 | - */ |
|
39 | - protected $cleanConditionally = true; |
|
40 | - |
|
41 | - /** |
|
42 | - * @var bool |
|
43 | - */ |
|
44 | - protected $weightClasses = true; |
|
45 | - |
|
46 | - /** |
|
47 | - * @var bool |
|
48 | - */ |
|
49 | - protected $fixRelativeURLs = false; |
|
50 | - |
|
51 | - /** |
|
52 | - * @var bool |
|
53 | - */ |
|
54 | - protected $substituteEntities = false; |
|
55 | - |
|
56 | - /** |
|
57 | - * @var bool |
|
58 | - */ |
|
59 | - protected $normalizeEntities = false; |
|
60 | - |
|
61 | - /** |
|
62 | - * @var bool |
|
63 | - */ |
|
64 | - protected $summonCthulhu = false; |
|
65 | - |
|
66 | - /** |
|
67 | - * @var string |
|
68 | - */ |
|
69 | - protected $originalURL = 'http://fakehost'; |
|
70 | - |
|
71 | - /** |
|
72 | - * Configuration constructor. |
|
73 | - * |
|
74 | - * @param array $params |
|
75 | - */ |
|
76 | - public function __construct(array $params = []) |
|
77 | - { |
|
78 | - foreach ($params as $key => $value) { |
|
79 | - $setter = sprintf('set%s', $key); |
|
80 | - if (method_exists($this, $setter)) { |
|
81 | - call_user_func([$this, $setter], $value); |
|
82 | - } |
|
83 | - } |
|
84 | - } |
|
85 | - |
|
86 | - /** |
|
87 | - * Returns an array-representation of configuration. |
|
88 | - * |
|
89 | - * @return array |
|
90 | - */ |
|
91 | - public function toArray() |
|
92 | - { |
|
93 | - $out = []; |
|
94 | - foreach ($this as $key => $value) { |
|
95 | - $getter = sprintf('get%s', $key); |
|
96 | - if (!is_object($value) && method_exists($this, $getter)) { |
|
97 | - $out[$key] = call_user_func([$this, $getter]); |
|
98 | - } |
|
99 | - } |
|
100 | - |
|
101 | - return $out; |
|
102 | - } |
|
103 | - |
|
104 | - /** |
|
105 | - * @return LoggerInterface |
|
106 | - */ |
|
107 | - public function getLogger() |
|
108 | - { |
|
109 | - // If no logger has been set, just return a null logger |
|
110 | - if ($this->logger === null) { |
|
111 | - return new NullLogger(); |
|
112 | - } |
|
113 | - |
|
114 | - return $this->logger; |
|
115 | - } |
|
116 | - |
|
117 | - /** |
|
118 | - * @param LoggerInterface $logger |
|
119 | - * |
|
120 | - * @return Configuration |
|
121 | - */ |
|
122 | - public function setLogger(LoggerInterface $logger) |
|
123 | - { |
|
124 | - $this->logger = $logger; |
|
125 | - |
|
126 | - return $this; |
|
127 | - } |
|
128 | - |
|
129 | - /** |
|
130 | - * @return int |
|
131 | - */ |
|
132 | - public function getMaxTopCandidates() |
|
133 | - { |
|
134 | - return $this->maxTopCandidates; |
|
135 | - } |
|
136 | - |
|
137 | - /** |
|
138 | - * @param int $maxTopCandidates |
|
139 | - * |
|
140 | - * @return $this |
|
141 | - */ |
|
142 | - public function setMaxTopCandidates($maxTopCandidates) |
|
143 | - { |
|
144 | - $this->maxTopCandidates = $maxTopCandidates; |
|
145 | - |
|
146 | - return $this; |
|
147 | - } |
|
148 | - |
|
149 | - /** |
|
150 | - * @return int |
|
151 | - */ |
|
152 | - public function getCharThreshold() |
|
153 | - { |
|
154 | - return $this->charThreshold; |
|
155 | - } |
|
156 | - |
|
157 | - /** |
|
158 | - * @param int $charThreshold |
|
159 | - * |
|
160 | - * @return $this |
|
161 | - */ |
|
162 | - public function setCharThreshold($charThreshold) |
|
163 | - { |
|
164 | - $this->charThreshold = $charThreshold; |
|
165 | - |
|
166 | - return $this; |
|
167 | - } |
|
168 | - |
|
169 | - /** |
|
170 | - * @return bool |
|
171 | - */ |
|
172 | - public function getArticleByLine() |
|
173 | - { |
|
174 | - return $this->articleByLine; |
|
175 | - } |
|
176 | - |
|
177 | - /** |
|
178 | - * @param bool $articleByLine |
|
179 | - * |
|
180 | - * @return $this |
|
181 | - */ |
|
182 | - public function setArticleByLine($articleByLine) |
|
183 | - { |
|
184 | - $this->articleByLine = $articleByLine; |
|
185 | - |
|
186 | - return $this; |
|
187 | - } |
|
188 | - |
|
189 | - /** |
|
190 | - * @return bool |
|
191 | - */ |
|
192 | - public function getStripUnlikelyCandidates() |
|
193 | - { |
|
194 | - return $this->stripUnlikelyCandidates; |
|
195 | - } |
|
196 | - |
|
197 | - /** |
|
198 | - * @param bool $stripUnlikelyCandidates |
|
199 | - * |
|
200 | - * @return $this |
|
201 | - */ |
|
202 | - public function setStripUnlikelyCandidates($stripUnlikelyCandidates) |
|
203 | - { |
|
204 | - $this->stripUnlikelyCandidates = $stripUnlikelyCandidates; |
|
205 | - |
|
206 | - return $this; |
|
207 | - } |
|
208 | - |
|
209 | - /** |
|
210 | - * @return bool |
|
211 | - */ |
|
212 | - public function getCleanConditionally() |
|
213 | - { |
|
214 | - return $this->cleanConditionally; |
|
215 | - } |
|
216 | - |
|
217 | - /** |
|
218 | - * @param bool $cleanConditionally |
|
219 | - * |
|
220 | - * @return $this |
|
221 | - */ |
|
222 | - public function setCleanConditionally($cleanConditionally) |
|
223 | - { |
|
224 | - $this->cleanConditionally = $cleanConditionally; |
|
225 | - |
|
226 | - return $this; |
|
227 | - } |
|
228 | - |
|
229 | - /** |
|
230 | - * @return bool |
|
231 | - */ |
|
232 | - public function getWeightClasses() |
|
233 | - { |
|
234 | - return $this->weightClasses; |
|
235 | - } |
|
236 | - |
|
237 | - /** |
|
238 | - * @param bool $weightClasses |
|
239 | - * |
|
240 | - * @return $this |
|
241 | - */ |
|
242 | - public function setWeightClasses($weightClasses) |
|
243 | - { |
|
244 | - $this->weightClasses = $weightClasses; |
|
245 | - |
|
246 | - return $this; |
|
247 | - } |
|
248 | - |
|
249 | - /** |
|
250 | - * @return bool |
|
251 | - */ |
|
252 | - public function getFixRelativeURLs() |
|
253 | - { |
|
254 | - return $this->fixRelativeURLs; |
|
255 | - } |
|
256 | - |
|
257 | - /** |
|
258 | - * @param bool $fixRelativeURLs |
|
259 | - * |
|
260 | - * @return $this |
|
261 | - */ |
|
262 | - public function setFixRelativeURLs($fixRelativeURLs) |
|
263 | - { |
|
264 | - $this->fixRelativeURLs = $fixRelativeURLs; |
|
265 | - |
|
266 | - return $this; |
|
267 | - } |
|
268 | - |
|
269 | - /** |
|
270 | - * @return bool |
|
271 | - */ |
|
272 | - public function getSubstituteEntities() |
|
273 | - { |
|
274 | - return $this->substituteEntities; |
|
275 | - } |
|
276 | - |
|
277 | - /** |
|
278 | - * @param bool $substituteEntities |
|
279 | - * |
|
280 | - * @return $this |
|
281 | - */ |
|
282 | - public function setSubstituteEntities($substituteEntities) |
|
283 | - { |
|
284 | - $this->substituteEntities = $substituteEntities; |
|
285 | - |
|
286 | - return $this; |
|
287 | - } |
|
288 | - |
|
289 | - /** |
|
290 | - * @return bool |
|
291 | - */ |
|
292 | - public function getNormalizeEntities() |
|
293 | - { |
|
294 | - return $this->normalizeEntities; |
|
295 | - } |
|
296 | - |
|
297 | - /** |
|
298 | - * @param bool $normalizeEntities |
|
299 | - * |
|
300 | - * @return $this |
|
301 | - */ |
|
302 | - public function setNormalizeEntities($normalizeEntities) |
|
303 | - { |
|
304 | - $this->normalizeEntities = $normalizeEntities; |
|
305 | - |
|
306 | - return $this; |
|
307 | - } |
|
308 | - |
|
309 | - /** |
|
310 | - * @return string |
|
311 | - */ |
|
312 | - public function getOriginalURL() |
|
313 | - { |
|
314 | - return $this->originalURL; |
|
315 | - } |
|
316 | - |
|
317 | - /** |
|
318 | - * @param string $originalURL |
|
319 | - * |
|
320 | - * @return $this |
|
321 | - */ |
|
322 | - public function setOriginalURL($originalURL) |
|
323 | - { |
|
324 | - $this->originalURL = $originalURL; |
|
325 | - |
|
326 | - return $this; |
|
327 | - } |
|
328 | - |
|
329 | - /** |
|
330 | - * @return bool |
|
331 | - */ |
|
332 | - public function getSummonCthulhu() |
|
333 | - { |
|
334 | - return $this->summonCthulhu; |
|
335 | - } |
|
336 | - |
|
337 | - /** |
|
338 | - * @param bool $summonCthulhu |
|
339 | - * |
|
340 | - * @return $this |
|
341 | - */ |
|
342 | - public function setSummonCthulhu($summonCthulhu) |
|
343 | - { |
|
344 | - $this->summonCthulhu = $summonCthulhu; |
|
345 | - |
|
346 | - return $this; |
|
347 | - } |
|
14 | + use LoggerAwareTrait; |
|
15 | + |
|
16 | + /** |
|
17 | + * @var int |
|
18 | + */ |
|
19 | + protected $maxTopCandidates = 5; |
|
20 | + |
|
21 | + /** |
|
22 | + * @var int |
|
23 | + */ |
|
24 | + protected $charThreshold = 500; |
|
25 | + |
|
26 | + /** |
|
27 | + * @var bool |
|
28 | + */ |
|
29 | + protected $articleByLine = false; |
|
30 | + |
|
31 | + /** |
|
32 | + * @var bool |
|
33 | + */ |
|
34 | + protected $stripUnlikelyCandidates = true; |
|
35 | + |
|
36 | + /** |
|
37 | + * @var bool |
|
38 | + */ |
|
39 | + protected $cleanConditionally = true; |
|
40 | + |
|
41 | + /** |
|
42 | + * @var bool |
|
43 | + */ |
|
44 | + protected $weightClasses = true; |
|
45 | + |
|
46 | + /** |
|
47 | + * @var bool |
|
48 | + */ |
|
49 | + protected $fixRelativeURLs = false; |
|
50 | + |
|
51 | + /** |
|
52 | + * @var bool |
|
53 | + */ |
|
54 | + protected $substituteEntities = false; |
|
55 | + |
|
56 | + /** |
|
57 | + * @var bool |
|
58 | + */ |
|
59 | + protected $normalizeEntities = false; |
|
60 | + |
|
61 | + /** |
|
62 | + * @var bool |
|
63 | + */ |
|
64 | + protected $summonCthulhu = false; |
|
65 | + |
|
66 | + /** |
|
67 | + * @var string |
|
68 | + */ |
|
69 | + protected $originalURL = 'http://fakehost'; |
|
70 | + |
|
71 | + /** |
|
72 | + * Configuration constructor. |
|
73 | + * |
|
74 | + * @param array $params |
|
75 | + */ |
|
76 | + public function __construct(array $params = []) |
|
77 | + { |
|
78 | + foreach ($params as $key => $value) { |
|
79 | + $setter = sprintf('set%s', $key); |
|
80 | + if (method_exists($this, $setter)) { |
|
81 | + call_user_func([$this, $setter], $value); |
|
82 | + } |
|
83 | + } |
|
84 | + } |
|
85 | + |
|
86 | + /** |
|
87 | + * Returns an array-representation of configuration. |
|
88 | + * |
|
89 | + * @return array |
|
90 | + */ |
|
91 | + public function toArray() |
|
92 | + { |
|
93 | + $out = []; |
|
94 | + foreach ($this as $key => $value) { |
|
95 | + $getter = sprintf('get%s', $key); |
|
96 | + if (!is_object($value) && method_exists($this, $getter)) { |
|
97 | + $out[$key] = call_user_func([$this, $getter]); |
|
98 | + } |
|
99 | + } |
|
100 | + |
|
101 | + return $out; |
|
102 | + } |
|
103 | + |
|
104 | + /** |
|
105 | + * @return LoggerInterface |
|
106 | + */ |
|
107 | + public function getLogger() |
|
108 | + { |
|
109 | + // If no logger has been set, just return a null logger |
|
110 | + if ($this->logger === null) { |
|
111 | + return new NullLogger(); |
|
112 | + } |
|
113 | + |
|
114 | + return $this->logger; |
|
115 | + } |
|
116 | + |
|
117 | + /** |
|
118 | + * @param LoggerInterface $logger |
|
119 | + * |
|
120 | + * @return Configuration |
|
121 | + */ |
|
122 | + public function setLogger(LoggerInterface $logger) |
|
123 | + { |
|
124 | + $this->logger = $logger; |
|
125 | + |
|
126 | + return $this; |
|
127 | + } |
|
128 | + |
|
129 | + /** |
|
130 | + * @return int |
|
131 | + */ |
|
132 | + public function getMaxTopCandidates() |
|
133 | + { |
|
134 | + return $this->maxTopCandidates; |
|
135 | + } |
|
136 | + |
|
137 | + /** |
|
138 | + * @param int $maxTopCandidates |
|
139 | + * |
|
140 | + * @return $this |
|
141 | + */ |
|
142 | + public function setMaxTopCandidates($maxTopCandidates) |
|
143 | + { |
|
144 | + $this->maxTopCandidates = $maxTopCandidates; |
|
145 | + |
|
146 | + return $this; |
|
147 | + } |
|
148 | + |
|
149 | + /** |
|
150 | + * @return int |
|
151 | + */ |
|
152 | + public function getCharThreshold() |
|
153 | + { |
|
154 | + return $this->charThreshold; |
|
155 | + } |
|
156 | + |
|
157 | + /** |
|
158 | + * @param int $charThreshold |
|
159 | + * |
|
160 | + * @return $this |
|
161 | + */ |
|
162 | + public function setCharThreshold($charThreshold) |
|
163 | + { |
|
164 | + $this->charThreshold = $charThreshold; |
|
165 | + |
|
166 | + return $this; |
|
167 | + } |
|
168 | + |
|
169 | + /** |
|
170 | + * @return bool |
|
171 | + */ |
|
172 | + public function getArticleByLine() |
|
173 | + { |
|
174 | + return $this->articleByLine; |
|
175 | + } |
|
176 | + |
|
177 | + /** |
|
178 | + * @param bool $articleByLine |
|
179 | + * |
|
180 | + * @return $this |
|
181 | + */ |
|
182 | + public function setArticleByLine($articleByLine) |
|
183 | + { |
|
184 | + $this->articleByLine = $articleByLine; |
|
185 | + |
|
186 | + return $this; |
|
187 | + } |
|
188 | + |
|
189 | + /** |
|
190 | + * @return bool |
|
191 | + */ |
|
192 | + public function getStripUnlikelyCandidates() |
|
193 | + { |
|
194 | + return $this->stripUnlikelyCandidates; |
|
195 | + } |
|
196 | + |
|
197 | + /** |
|
198 | + * @param bool $stripUnlikelyCandidates |
|
199 | + * |
|
200 | + * @return $this |
|
201 | + */ |
|
202 | + public function setStripUnlikelyCandidates($stripUnlikelyCandidates) |
|
203 | + { |
|
204 | + $this->stripUnlikelyCandidates = $stripUnlikelyCandidates; |
|
205 | + |
|
206 | + return $this; |
|
207 | + } |
|
208 | + |
|
209 | + /** |
|
210 | + * @return bool |
|
211 | + */ |
|
212 | + public function getCleanConditionally() |
|
213 | + { |
|
214 | + return $this->cleanConditionally; |
|
215 | + } |
|
216 | + |
|
217 | + /** |
|
218 | + * @param bool $cleanConditionally |
|
219 | + * |
|
220 | + * @return $this |
|
221 | + */ |
|
222 | + public function setCleanConditionally($cleanConditionally) |
|
223 | + { |
|
224 | + $this->cleanConditionally = $cleanConditionally; |
|
225 | + |
|
226 | + return $this; |
|
227 | + } |
|
228 | + |
|
229 | + /** |
|
230 | + * @return bool |
|
231 | + */ |
|
232 | + public function getWeightClasses() |
|
233 | + { |
|
234 | + return $this->weightClasses; |
|
235 | + } |
|
236 | + |
|
237 | + /** |
|
238 | + * @param bool $weightClasses |
|
239 | + * |
|
240 | + * @return $this |
|
241 | + */ |
|
242 | + public function setWeightClasses($weightClasses) |
|
243 | + { |
|
244 | + $this->weightClasses = $weightClasses; |
|
245 | + |
|
246 | + return $this; |
|
247 | + } |
|
248 | + |
|
249 | + /** |
|
250 | + * @return bool |
|
251 | + */ |
|
252 | + public function getFixRelativeURLs() |
|
253 | + { |
|
254 | + return $this->fixRelativeURLs; |
|
255 | + } |
|
256 | + |
|
257 | + /** |
|
258 | + * @param bool $fixRelativeURLs |
|
259 | + * |
|
260 | + * @return $this |
|
261 | + */ |
|
262 | + public function setFixRelativeURLs($fixRelativeURLs) |
|
263 | + { |
|
264 | + $this->fixRelativeURLs = $fixRelativeURLs; |
|
265 | + |
|
266 | + return $this; |
|
267 | + } |
|
268 | + |
|
269 | + /** |
|
270 | + * @return bool |
|
271 | + */ |
|
272 | + public function getSubstituteEntities() |
|
273 | + { |
|
274 | + return $this->substituteEntities; |
|
275 | + } |
|
276 | + |
|
277 | + /** |
|
278 | + * @param bool $substituteEntities |
|
279 | + * |
|
280 | + * @return $this |
|
281 | + */ |
|
282 | + public function setSubstituteEntities($substituteEntities) |
|
283 | + { |
|
284 | + $this->substituteEntities = $substituteEntities; |
|
285 | + |
|
286 | + return $this; |
|
287 | + } |
|
288 | + |
|
289 | + /** |
|
290 | + * @return bool |
|
291 | + */ |
|
292 | + public function getNormalizeEntities() |
|
293 | + { |
|
294 | + return $this->normalizeEntities; |
|
295 | + } |
|
296 | + |
|
297 | + /** |
|
298 | + * @param bool $normalizeEntities |
|
299 | + * |
|
300 | + * @return $this |
|
301 | + */ |
|
302 | + public function setNormalizeEntities($normalizeEntities) |
|
303 | + { |
|
304 | + $this->normalizeEntities = $normalizeEntities; |
|
305 | + |
|
306 | + return $this; |
|
307 | + } |
|
308 | + |
|
309 | + /** |
|
310 | + * @return string |
|
311 | + */ |
|
312 | + public function getOriginalURL() |
|
313 | + { |
|
314 | + return $this->originalURL; |
|
315 | + } |
|
316 | + |
|
317 | + /** |
|
318 | + * @param string $originalURL |
|
319 | + * |
|
320 | + * @return $this |
|
321 | + */ |
|
322 | + public function setOriginalURL($originalURL) |
|
323 | + { |
|
324 | + $this->originalURL = $originalURL; |
|
325 | + |
|
326 | + return $this; |
|
327 | + } |
|
328 | + |
|
329 | + /** |
|
330 | + * @return bool |
|
331 | + */ |
|
332 | + public function getSummonCthulhu() |
|
333 | + { |
|
334 | + return $this->summonCthulhu; |
|
335 | + } |
|
336 | + |
|
337 | + /** |
|
338 | + * @param bool $summonCthulhu |
|
339 | + * |
|
340 | + * @return $this |
|
341 | + */ |
|
342 | + public function setSummonCthulhu($summonCthulhu) |
|
343 | + { |
|
344 | + $this->summonCthulhu = $summonCthulhu; |
|
345 | + |
|
346 | + return $this; |
|
347 | + } |
|
348 | 348 | } |
@@ -280,36 +280,36 @@ |
||
280 | 280 | $found = true; |
281 | 281 | } |
282 | 282 | |
283 | - // imgur via link rel="image_src" href="..." |
|
284 | - if (!$found && preg_match("/imgur/", $entry->getAttribute("href"))) { |
|
283 | + // imgur via link rel="image_src" href="..." |
|
284 | + if (!$found && preg_match("/imgur/", $entry->getAttribute("href"))) { |
|
285 | 285 | |
286 | - Debug::log("handling as imgur page/whatever", Debug::$LOG_VERBOSE); |
|
286 | + Debug::log("handling as imgur page/whatever", Debug::$LOG_VERBOSE); |
|
287 | 287 | |
288 | - $content = fetch_file_contents(["url" => $entry->getAttribute("href"), |
|
289 | - "http_accept" => "text/*"]); |
|
288 | + $content = fetch_file_contents(["url" => $entry->getAttribute("href"), |
|
289 | + "http_accept" => "text/*"]); |
|
290 | 290 | |
291 | - if ($content) { |
|
292 | - $cdoc = new DOMDocument(); |
|
291 | + if ($content) { |
|
292 | + $cdoc = new DOMDocument(); |
|
293 | 293 | |
294 | - if (@$cdoc->loadHTML($content)) { |
|
295 | - $cxpath = new DOMXPath($cdoc); |
|
294 | + if (@$cdoc->loadHTML($content)) { |
|
295 | + $cxpath = new DOMXPath($cdoc); |
|
296 | 296 | |
297 | - $rel_image = $cxpath->query("//link[@rel='image_src']")->item(0); |
|
297 | + $rel_image = $cxpath->query("//link[@rel='image_src']")->item(0); |
|
298 | 298 | |
299 | - if ($rel_image) { |
|
299 | + if ($rel_image) { |
|
300 | 300 | |
301 | - $img = $doc->createElement('img'); |
|
302 | - $img->setAttribute("src", $rel_image->getAttribute("href")); |
|
301 | + $img = $doc->createElement('img'); |
|
302 | + $img->setAttribute("src", $rel_image->getAttribute("href")); |
|
303 | 303 | |
304 | - $br = $doc->createElement('br'); |
|
305 | - $entry->parentNode->insertBefore($img, $entry); |
|
306 | - $entry->parentNode->insertBefore($br, $entry); |
|
304 | + $br = $doc->createElement('br'); |
|
305 | + $entry->parentNode->insertBefore($img, $entry); |
|
306 | + $entry->parentNode->insertBefore($br, $entry); |
|
307 | 307 | |
308 | - $found = true; |
|
309 | - } |
|
310 | - } |
|
311 | - } |
|
312 | - } |
|
308 | + $found = true; |
|
309 | + } |
|
310 | + } |
|
311 | + } |
|
312 | + } |
|
313 | 313 | |
314 | 314 | // wtf is this even |
315 | 315 | if (!$found && preg_match("/^https?:\/\/gyazo\.com\/([^\.\/]+$)/", $entry->getAttribute("href"), $matches)) { |
@@ -57,13 +57,13 @@ discard block |
||
57 | 57 | print "<fieldset class='narrow'>"; |
58 | 58 | print "<label class='checkbox'>"; |
59 | 59 | print_checkbox("enable_readability", $enable_readability); |
60 | - print " " . __("Extract missing content using Readability (requires af_readability)") . "</label>"; |
|
60 | + print " ".__("Extract missing content using Readability (requires af_readability)")."</label>"; |
|
61 | 61 | print "</fieldset>"; |
62 | 62 | |
63 | 63 | print "<fieldset class='narrow'>"; |
64 | 64 | print "<label class='checkbox'>"; |
65 | 65 | print_checkbox("enable_content_dupcheck", $enable_content_dupcheck); |
66 | - print " " . __("Enable additional duplicate checking") . "</label>"; |
|
66 | + print " ".__("Enable additional duplicate checking")."</label>"; |
|
67 | 67 | print "</fieldset>"; |
68 | 68 | |
69 | 69 | print_button("submit", __("Save"), 'class="alt-primary"'); |
@@ -96,14 +96,14 @@ discard block |
||
96 | 96 | foreach ($entries as $entry) { |
97 | 97 | if ($entry->hasAttribute("href") && strpos($entry->getAttribute("href"), "reddit.com") === FALSE) { |
98 | 98 | |
99 | - Debug::log("processing href: " . $entry->getAttribute("href"), Debug::$LOG_VERBOSE); |
|
99 | + Debug::log("processing href: ".$entry->getAttribute("href"), Debug::$LOG_VERBOSE); |
|
100 | 100 | |
101 | 101 | $matches = array(); |
102 | 102 | |
103 | 103 | if (!$found && preg_match("/^https?:\/\/twitter.com\/(.*?)\/status\/(.*)/", $entry->getAttribute("href"), $matches)) { |
104 | - Debug::log("handling as twitter: " . $matches[1] . " " . $matches[2], Debug::$LOG_VERBOSE); |
|
104 | + Debug::log("handling as twitter: ".$matches[1]." ".$matches[2], Debug::$LOG_VERBOSE); |
|
105 | 105 | |
106 | - $oembed_result = fetch_file_contents("https://publish.twitter.com/oembed?url=" . urlencode($entry->getAttribute("href"))); |
|
106 | + $oembed_result = fetch_file_contents("https://publish.twitter.com/oembed?url=".urlencode($entry->getAttribute("href"))); |
|
107 | 107 | |
108 | 108 | if ($oembed_result) { |
109 | 109 | $oembed_result = json_decode($oembed_result, true); |
@@ -111,7 +111,7 @@ discard block |
||
111 | 111 | if ($oembed_result && isset($oembed_result["html"])) { |
112 | 112 | |
113 | 113 | $tmp = new DOMDocument(); |
114 | - if ($tmp->loadHTML('<?xml encoding="utf-8" ?>' . $oembed_result["html"])) { |
|
114 | + if ($tmp->loadHTML('<?xml encoding="utf-8" ?>'.$oembed_result["html"])) { |
|
115 | 115 | $p = $doc->createElement("p"); |
116 | 116 | |
117 | 117 | $p->appendChild($doc->importNode( |
@@ -135,8 +135,8 @@ discard block |
||
135 | 135 | |
136 | 136 | Debug::log("Handling as Gfycat", Debug::$LOG_VERBOSE); |
137 | 137 | |
138 | - $source_stream = 'https://giant.gfycat.com/' . $matches[2] . '.mp4'; |
|
139 | - $poster_url = 'https://thumbs.gfycat.com/' . $matches[2] . '-mobile.jpg'; |
|
138 | + $source_stream = 'https://giant.gfycat.com/'.$matches[2].'.mp4'; |
|
139 | + $poster_url = 'https://thumbs.gfycat.com/'.$matches[2].'-mobile.jpg'; |
|
140 | 140 | |
141 | 141 | $content_type = $this->get_content_type($source_stream); |
142 | 142 | |
@@ -184,7 +184,7 @@ discard block |
||
184 | 184 | } |
185 | 185 | |
186 | 186 | if (!$source_stream) { |
187 | - $source_stream = "https://v.redd.it/" . $matches[1] . "/DASH_600_K"; |
|
187 | + $source_stream = "https://v.redd.it/".$matches[1]."/DASH_600_K"; |
|
188 | 188 | } |
189 | 189 | |
190 | 190 | $this->handle_as_video($doc, $entry, $source_stream, $poster_url); |
@@ -542,7 +542,7 @@ discard block |
||
542 | 542 | |
543 | 543 | // do not try to embed posts linking back to other reddit posts |
544 | 544 | // readability.php requires PHP 5.6 |
545 | - if ($url && strpos($url, "reddit.com") === FALSE && version_compare(PHP_VERSION, '5.6.0', '>=')) { |
|
545 | + if ($url && strpos($url, "reddit.com") === FALSE && version_compare(PHP_VERSION, '5.6.0', '>=')) { |
|
546 | 546 | |
547 | 547 | /* link may lead to a huge video file or whatever, we need to check content type before trying to |
548 | 548 | parse it which p much requires curl */ |
@@ -22,7 +22,9 @@ discard block |
||
22 | 22 | } |
23 | 23 | |
24 | 24 | function hook_prefs_tab($args) { |
25 | - if ($args != "prefFeeds") return; |
|
25 | + if ($args != "prefFeeds") { |
|
26 | + return; |
|
27 | + } |
|
26 | 28 | |
27 | 29 | print "<div dojoType=\"dijit.layout.AccordionPane\" |
28 | 30 | title=\"<i class='material-icons'>extension</i> ".__('Reddit content settings (af_redditimgur)')."\">"; |
@@ -173,8 +175,7 @@ discard block |
||
173 | 175 | if ($child["data"]["url"] == $matches[0]) { |
174 | 176 | try { |
175 | 177 | $source_stream = $child["data"]["media"]["reddit_video"]["fallback_url"]; |
176 | - } |
|
177 | - catch (Exception $e) { |
|
178 | + } catch (Exception $e) { |
|
178 | 179 | } |
179 | 180 | break 2; |
180 | 181 | } |
@@ -230,8 +231,9 @@ discard block |
||
230 | 231 | |
231 | 232 | $source_stream = str_replace(".gifv", ".mp4", $entry->getAttribute("href")); |
232 | 233 | |
233 | - if (strpos($source_stream, "imgur.com") !== FALSE) |
|
234 | - $poster_url = str_replace(".mp4", "h.jpg", $source_stream); |
|
234 | + if (strpos($source_stream, "imgur.com") !== FALSE) { |
|
235 | + $poster_url = str_replace(".mp4", "h.jpg", $source_stream); |
|
236 | + } |
|
235 | 237 | |
236 | 238 | $this->handle_as_video($doc, $entry, $source_stream, $poster_url); |
237 | 239 | |
@@ -426,7 +428,9 @@ discard block |
||
426 | 428 | if ($row = $sth->fetch()) { |
427 | 429 | $num_found = $row['cid']; |
428 | 430 | |
429 | - if ($num_found > 0) $article["force_catchup"] = true; |
|
431 | + if ($num_found > 0) { |
|
432 | + $article["force_catchup"] = true; |
|
433 | + } |
|
430 | 434 | } |
431 | 435 | } |
432 | 436 | } |
@@ -458,7 +462,9 @@ discard block |
||
458 | 462 | $video->setAttribute("controls", "1"); |
459 | 463 | $video->setAttribute("loop", "1"); |
460 | 464 | |
461 | - if ($poster_url) $video->setAttribute("poster", $poster_url); |
|
465 | + if ($poster_url) { |
|
466 | + $video->setAttribute("poster", $poster_url); |
|
467 | + } |
|
462 | 468 | |
463 | 469 | $source = $doc->createElement('source'); |
464 | 470 | $source->setAttribute("src", $source_stream); |
@@ -19,9 +19,9 @@ discard block |
||
19 | 19 | $host->add_hook($host::HOOK_ARTICLE_FILTER, $this); |
20 | 20 | $host->add_hook($host::HOOK_PREFS_TAB, $this); |
21 | 21 | |
22 | - require_once __DIR__ . "/filter_base.php"; |
|
22 | + require_once __DIR__."/filter_base.php"; |
|
23 | 23 | |
24 | - $filters = array_merge(glob(__DIR__ . "/filters.local/*.php"), glob(__DIR__ . "/filters/*.php")); |
|
24 | + $filters = array_merge(glob(__DIR__."/filters.local/*.php"), glob(__DIR__."/filters/*.php")); |
|
25 | 25 | $names = []; |
26 | 26 | |
27 | 27 | foreach ($filters as $file) { |
@@ -50,7 +50,7 @@ discard block |
||
50 | 50 | print "<div dojoType=\"dijit.layout.AccordionPane\" |
51 | 51 | title=\"<i class='material-icons'>photo</i> ".__('Feeds supported by af_comics')."\">"; |
52 | 52 | |
53 | - print "<p>" . __("The following comics are currently supported:") . "</p>"; |
|
53 | + print "<p>".__("The following comics are currently supported:")."</p>"; |
|
54 | 54 | |
55 | 55 | $comics = array("GoComics"); |
56 | 56 | |
@@ -93,9 +93,9 @@ discard block |
||
93 | 93 | return $feed_data; |
94 | 94 | |
95 | 95 | if (preg_match('#^https?://(?:feeds\.feedburner\.com/uclick|www\.gocomics\.com)/([-a-z0-9]+)$#i', $fetch_url, $comic)) { |
96 | - $site_url = 'https://www.gocomics.com/' . $comic[1]; |
|
96 | + $site_url = 'https://www.gocomics.com/'.$comic[1]; |
|
97 | 97 | |
98 | - $article_link = $site_url . date('/Y/m/d'); |
|
98 | + $article_link = $site_url.date('/Y/m/d'); |
|
99 | 99 | |
100 | 100 | $body = fetch_file_contents(array('url' => $article_link, 'type' => 'text/html', 'followlocation' => false)); |
101 | 101 | |
@@ -131,7 +131,7 @@ discard block |
||
131 | 131 | $title = date('l, F d, Y'); |
132 | 132 | } |
133 | 133 | |
134 | - foreach (['srcset', 'sizes', 'data-srcset', 'width'] as $attr ) { |
|
134 | + foreach (['srcset', 'sizes', 'data-srcset', 'width'] as $attr) { |
|
135 | 135 | $node->removeAttribute($attr); |
136 | 136 | } |
137 | 137 |
@@ -45,7 +45,9 @@ discard block |
||
45 | 45 | } |
46 | 46 | |
47 | 47 | function hook_prefs_tab($args) { |
48 | - if ($args != "prefFeeds") return; |
|
48 | + if ($args != "prefFeeds") { |
|
49 | + return; |
|
50 | + } |
|
49 | 51 | |
50 | 52 | print "<div dojoType=\"dijit.layout.AccordionPane\" |
51 | 53 | title=\"<i class='material-icons'>photo</i> ".__('Feeds supported by af_comics')."\">"; |
@@ -77,8 +79,9 @@ discard block |
||
77 | 79 | |
78 | 80 | function hook_article_filter($article) { |
79 | 81 | foreach ($this->filters as $f) { |
80 | - if ($f->process($article)) |
|
81 | - break; |
|
82 | + if ($f->process($article)) { |
|
83 | + break; |
|
84 | + } |
|
82 | 85 | } |
83 | 86 | |
84 | 87 | return $article; |
@@ -89,8 +92,9 @@ discard block |
||
89 | 92 | * @SuppressWarnings(PHPMD.UnusedFormalParameter) |
90 | 93 | */ |
91 | 94 | function hook_fetch_feed($feed_data, $fetch_url, $owner_uid, $feed, $last_article_timestamp, $auth_login, $auth_pass) { |
92 | - if ($auth_login || $auth_pass) |
|
93 | - return $feed_data; |
|
95 | + if ($auth_login || $auth_pass) { |
|
96 | + return $feed_data; |
|
97 | + } |
|
94 | 98 | |
95 | 99 | if (preg_match('#^https?://(?:feeds\.feedburner\.com/uclick|www\.gocomics\.com)/([-a-z0-9]+)$#i', $fetch_url, $comic)) { |
96 | 100 | $site_url = 'https://www.gocomics.com/' . $comic[1]; |
@@ -153,29 +157,35 @@ discard block |
||
153 | 157 | |
154 | 158 | $tpl->addBlock('feed'); |
155 | 159 | |
156 | - if ($tpl->generateOutputToString($tmp_data)) |
|
157 | - $feed_data = $tmp_data; |
|
160 | + if ($tpl->generateOutputToString($tmp_data)) { |
|
161 | + $feed_data = $tmp_data; |
|
162 | + } |
|
158 | 163 | } |
159 | 164 | |
160 | 165 | return $feed_data; |
161 | 166 | } |
162 | 167 | |
163 | 168 | function hook_subscribe_feed($contents, $url, $auth_login, $auth_pass) { |
164 | - if ($auth_login || $auth_pass) |
|
165 | - return $contents; |
|
169 | + if ($auth_login || $auth_pass) { |
|
170 | + return $contents; |
|
171 | + } |
|
166 | 172 | |
167 | - if (preg_match('#^https?://www\.gocomics\.com/([-a-z0-9]+)$#i', $url)) |
|
168 | - return '<?xml version="1.0" encoding="utf-8"?>'; // Get is_html() to return false. |
|
173 | + if (preg_match('#^https?://www\.gocomics\.com/([-a-z0-9]+)$#i', $url)) { |
|
174 | + return '<?xml version="1.0" encoding="utf-8"?>'; |
|
175 | + } |
|
176 | + // Get is_html() to return false. |
|
169 | 177 | |
170 | 178 | return $contents; |
171 | 179 | } |
172 | 180 | |
173 | 181 | function hook_feed_basic_info($basic_info, $fetch_url, $owner_uid, $feed, $auth_login, $auth_pass) { |
174 | - if ($auth_login || $auth_pass) |
|
175 | - return $basic_info; |
|
182 | + if ($auth_login || $auth_pass) { |
|
183 | + return $basic_info; |
|
184 | + } |
|
176 | 185 | |
177 | - if (preg_match('#^https?://www\.gocomics\.com/([-a-z0-9]+)$#i', $fetch_url, $matches)) |
|
178 | - $basic_info = array('title' => ucfirst($matches[1]), 'site_url' => $matches[0]); |
|
186 | + if (preg_match('#^https?://www\.gocomics\.com/([-a-z0-9]+)$#i', $fetch_url, $matches)) { |
|
187 | + $basic_info = array('title' => ucfirst($matches[1]), 'site_url' => $matches[0]); |
|
188 | + } |
|
179 | 189 | |
180 | 190 | return $basic_info; |
181 | 191 | } |
@@ -14,8 +14,9 @@ |
||
14 | 14 | |
15 | 15 | global $fetch_last_error_content; |
16 | 16 | |
17 | - if (!$res && $fetch_last_error_content) |
|
18 | - $res = $fetch_last_error_content; |
|
17 | + if (!$res && $fetch_last_error_content) { |
|
18 | + $res = $fetch_last_error_content; |
|
19 | + } |
|
19 | 20 | |
20 | 21 | $doc = new DOMDocument(); |
21 | 22 |
@@ -15,8 +15,9 @@ |
||
15 | 15 | |
16 | 16 | global $fetch_last_error_content; |
17 | 17 | |
18 | - if (!$res && $fetch_last_error_content) |
|
19 | - $res = $fetch_last_error_content; |
|
18 | + if (!$res && $fetch_last_error_content) { |
|
19 | + $res = $fetch_last_error_content; |
|
20 | + } |
|
20 | 21 | |
21 | 22 | $doc = new DOMDocument(); |
22 | 23 |
@@ -54,7 +54,7 @@ |
||
54 | 54 | $i->parentNode->removeChild($i); |
55 | 55 | } |
56 | 56 | |
57 | - if ($basenode){ |
|
57 | + if ($basenode) { |
|
58 | 58 | $article["content"] = $doc->saveHTML($basenode); |
59 | 59 | } |
60 | 60 | } |
@@ -46,8 +46,9 @@ |
||
46 | 46 | |
47 | 47 | $avatar = $xpath->query('(//div[@class="avatar"]//img)')->item(0); |
48 | 48 | |
49 | - if ($basenode) |
|
50 | - $basenode->insertBefore($avatar, $basenode->firstChild); |
|
49 | + if ($basenode) { |
|
50 | + $basenode->insertBefore($avatar, $basenode->firstChild); |
|
51 | + } |
|
51 | 52 | |
52 | 53 | $uninteresting = $xpath->query('(//div[@class="avatar"])'); |
53 | 54 | foreach ($uninteresting as $i) { |
@@ -17,8 +17,9 @@ |
||
17 | 17 | false, false, 0, |
18 | 18 | "Mozilla/5.0 (Windows NT 6.1; WOW64; rv:50.0) Gecko/20100101 Firefox/50.0"); |
19 | 19 | |
20 | - if (!$res && $fetch_last_error_content) |
|
21 | - $res = $fetch_last_error_content; |
|
20 | + if (!$res && $fetch_last_error_content) { |
|
21 | + $res = $fetch_last_error_content; |
|
22 | + } |
|
22 | 23 | |
23 | 24 | if (@$doc->loadHTML($res)) { |
24 | 25 | $xpath = new DOMXPath($doc); |
@@ -7,7 +7,7 @@ |
||
7 | 7 | |
8 | 8 | function process(&$article) { |
9 | 9 | if (strpos($article["link"], "toothpastefordinner.com") !== FALSE || |
10 | - strpos($article["link"], "marriedtothesea.com") !== FALSE) { |
|
10 | + strpos($article["link"], "marriedtothesea.com") !== FALSE) { |
|
11 | 11 | $res = fetch_file_contents($article["link"], false, false, false, |
12 | 12 | false, false, 0, |
13 | 13 | "Mozilla/5.0 (compatible; MSIE 10.0; Windows NT 6.1; WOW64; Trident/6.0)"); |
@@ -12,7 +12,9 @@ |
||
12 | 12 | false, false, 0, |
13 | 13 | "Mozilla/5.0 (compatible; MSIE 10.0; Windows NT 6.1; WOW64; Trident/6.0)"); |
14 | 14 | |
15 | - if (!$res) return $article; |
|
15 | + if (!$res) { |
|
16 | + return $article; |
|
17 | + } |
|
16 | 18 | |
17 | 19 | $doc = new DOMDocument(); |
18 | 20 |