| @@ -4,23 +4,18 @@ | ||
| 4 | 4 | * @version 2010.0622 |
| 5 | 5 | * @uses SimplePie_Misc |
| 6 | 6 | */ |
| 7 | 7 | |
| 8 | -if ( ! class_exists( 'SimplePie' ) ) : | |
| 9 | - require_once ABSPATH . WPINC . '/class-simplepie.php'; | |
| 8 | +if (!class_exists('SimplePie')) : | |
| 9 | + require_once(ABSPATH . WPINC . '/class-simplepie.php'); | |
| 10 | 10 | endif; |
| 11 | -require_once dirname( __FILE__ ) . '/feedwordpresshtml.class.php'; | |
| 11 | +require_once(dirname(__FILE__).'/feedwordpresshtml.class.php'); | |
| 12 | 12 | |
| 13 | -/** | |
| 14 | - * FeedFinder attempts to get all possible RSS/Atom feeds from a site. | |
| 15 | - * | |
| 16 | - * @see SimplePie_Misc | |
| 17 | - */ | |
| 18 | 13 | class FeedFinder { |
| 19 | 14 | var $uri = NULL; |
| 20 | 15 | var $credentials = NULL; |
| 21 | 16 | var $_cache_uri = NULL; |
| 22 | - | |
| 17 | + | |
| 23 | 18 | var $verify = FALSE; |
| 24 | 19 | var $fallbacks = 3; |
| 25 | 20 | |
| 26 | 21 | var $_response = NULL; |
| @@ -33,9 +28,9 @@ | ||
| 33 | 28 | 'application/rss+xml', |
| 34 | 29 | 'text/xml', |
| 35 | 30 | 'application/atom+xml', |
| 36 | 31 | 'application/x.atom+xml', |
| 37 | - 'application/x-atom+xml', | |
| 32 | + 'application/x-atom+xml' | |
| 38 | 33 | ); |
| 39 | 34 | var $_feed_markers = array('\\<feed', '\\<rss', 'xmlns="http://purl.org/rss/1.0'); |
| 40 | 35 | var $_html_markers = array('\\<html'); |
| 41 | 36 | var $_opml_markers = array('\\<opml', '\\<outline'); |
| @@ -41,13 +36,13 @@ | ||
| 41 | 36 | var $_opml_markers = array('\\<opml', '\\<outline'); |
| 42 | 37 | var $_obvious_feed_url = array('[./]rss', '[./]rdf', '[./]atom', '[./]feed', '\.xml'); |
| 43 | 38 | var $_maybe_feed_url = array ('rss', 'rdf', 'atom', 'feed', 'xml'); |
| 44 | 39 | |
| 45 | - function __construct( $uri = NULL, $params = array(), $fallbacks = 3 ) { | |
| 40 | + function FeedFinder ($uri = NULL, $params = array(), $fallbacks = 3) { | |
| 46 | 41 | if (is_bool($params)) : |
| 47 | 42 | $params = array("verify" => $params); |
| 48 | 43 | endif; |
| 49 | - | |
| 44 | + | |
| 50 | 45 | $params = wp_parse_args($params, array( |
| 51 | 46 | "verify" => true, |
| 52 | 47 | "authentication" => NULL, |
| 53 | 48 | "username" => NULL, |
| @@ -58,17 +53,13 @@ | ||
| 58 | 53 | "authentication" => $params['authentication'], |
| 59 | 54 | "username" => $params['username'], |
| 60 | 55 | "password" => $params['password'], |
| 61 | 56 | ); |
| 62 | - | |
| 57 | + | |
| 63 | 58 | $this->uri = $uri; $this->verify = $verify; |
| 64 | 59 | $this->fallbacks = $fallbacks; |
| 65 | 60 | } /* FeedFinder::FeedFinder () */ |
| 66 | 61 | |
| 67 | - function FeedFinder( $uri = NULL, $params = array(), $fallbacks = 3 ) { | |
| 68 | - self::__construct( $uri, $params, $fallbacks ); | |
| 69 | - } | |
| 70 | - | |
| 71 | 62 | function find ($uri = NULL, $params = array()) { |
| 72 | 63 | $params = wp_parse_args($params, array( // Defaults |
| 73 | 64 | "authentication" => -1, |
| 74 | 65 | "username" => NULL, |
| @@ -73,9 +64,9 @@ | ||
| 73 | 64 | "authentication" => -1, |
| 74 | 65 | "username" => NULL, |
| 75 | 66 | "password" => NULL, |
| 76 | 67 | )); |
| 77 | - | |
| 68 | + | |
| 78 | 69 | // Equivalents |
| 79 | 70 | if ($params['authentication']=='-') : |
| 80 | 71 | $params['authentication'] = NULL; |
| 81 | 72 | $params['username'] = NULL; |
| @@ -80,9 +71,9 @@ | ||
| 80 | 71 | $params['authentication'] = NULL; |
| 81 | 72 | $params['username'] = NULL; |
| 82 | 73 | $params['password'] = NULL; |
| 83 | 74 | endif; |
| 84 | - | |
| 75 | + | |
| 85 | 76 | // Set/reset |
| 86 | 77 | if ($params['authentication'] != -1) : |
| 87 | 78 | $this->credentials = array( |
| 88 | 79 | "authentication" => $params['authentication'], |
| @@ -89,11 +80,11 @@ | ||
| 89 | 80 | "username" => $params['username'], |
| 90 | 81 | "password" => $params['password'], |
| 91 | 82 | ); |
| 92 | 83 | endif; |
| 93 | - | |
| 84 | + | |
| 94 | 85 | $ret = array (); |
| 95 | - if ( !is_null($this->data($uri))) : | |
| 86 | + if (!is_null($this->data($uri))) : | |
| 96 | 87 | if ($this->is_opml($uri)) : |
| 97 | 88 | $href = $this->_opml_rss_uris(); |
| 98 | 89 | else : |
| 99 | 90 | if ($this->is_feed($uri)) : |
| @@ -101,14 +92,14 @@ | ||
| 101 | 92 | else : |
| 102 | 93 | // Assume that we have HTML or XHTML (even if we don't, who's |
| 103 | 94 | // it gonna hurt?) Autodiscovery is the preferred method. |
| 104 | 95 | $href = $this->_link_rel_feeds(); |
| 105 | - | |
| 96 | + | |
| 106 | 97 | // ... but we'll also take the little orange buttons |
| 107 | 98 | if ($this->fallbacks > 0) : |
| 108 | 99 | $href = array_merge($href, $this->_a_href_feeds(TRUE)); |
| 109 | 100 | endif; |
| 110 | - | |
| 101 | + | |
| 111 | 102 | // If all that failed, look harder |
| 112 | 103 | if ($this->fallbacks > 1) : |
| 113 | 104 | if (count($href) == 0) : |
| 114 | 105 | $href = $this->_a_href_feeds(FALSE); |
| @@ -113,9 +104,9 @@ | ||
| 113 | 104 | if (count($href) == 0) : |
| 114 | 105 | $href = $this->_a_href_feeds(FALSE); |
| 115 | 106 | endif; |
| 116 | 107 | endif; |
| 117 | - | |
| 108 | + | |
| 118 | 109 | // Our search may turn up duplicate URIs. We only need to do |
| 119 | 110 | // any given URI once. Props to Camilo <http://projects.radgeek.com/2008/12/14/feedwordpress-20081214/#comment-20090122160414> |
| 120 | 111 | $href = array_unique($href); |
| 121 | 112 | endif; |
| @@ -124,9 +115,9 @@ | ||
| 124 | 115 | if ($this->fallbacks > 2) : |
| 125 | 116 | $href = array_merge($href, $this->_url_manipulation_feeds()); |
| 126 | 117 | endif; |
| 127 | 118 | endif; |
| 128 | - | |
| 119 | + | |
| 129 | 120 | $href = array_unique($href); |
| 130 | 121 | |
| 131 | 122 | // Verify feeds and resolve relative URIs |
| 132 | 123 | foreach ($href as $u) : |
| @@ -145,9 +136,9 @@ | ||
| 145 | 136 | $ret = array_merge(array( |
| 146 | 137 | new WP_Error('http_request_failed', '401 Not authorized', array("uri" => $this->uri, "status" => 401)), |
| 147 | 138 | ), $ret); |
| 148 | 139 | endif; |
| 149 | - | |
| 140 | + | |
| 150 | 141 | return array_values($ret); |
| 151 | 142 | } /* FeedFinder::find () */ |
| 152 | 143 | |
| 153 | 144 | function data ($uri = NULL) { |
| @@ -158,13 +149,13 @@ | ||
| 158 | 149 | function upload_data ($data) { |
| 159 | 150 | $this->uri = 'tag:localhost'; |
| 160 | 151 | $this->_data = $data; |
| 161 | 152 | } /* FeedFinder::upload_data () */ |
| 162 | - | |
| 153 | + | |
| 163 | 154 | function status ($uri = NULL) { |
| 164 | 155 | $this->_get($uri); |
| 165 | - | |
| 166 | - if ( !is_wp_error($this->_response) and isset($this->_response['response']['code'])) : | |
| 156 | + | |
| 157 | + if (!is_wp_error($this->_response) and isset($this->_response['response']['code'])) : | |
| 167 | 158 | $ret = $this->_response['response']['code']; |
| 168 | 159 | else : |
| 169 | 160 | $ret = NULL; |
| 170 | 161 | endif; |
| @@ -181,13 +172,13 @@ | ||
| 181 | 172 | endif; |
| 182 | 173 | endif; |
| 183 | 174 | return $message; |
| 184 | 175 | } |
| 185 | - | |
| 176 | + | |
| 186 | 177 | function is_401 ($uri = NULL) { |
| 187 | 178 | return (intval($this->status($uri))==401); |
| 188 | 179 | } /* FeedFinder::is_401 () */ |
| 189 | - | |
| 180 | + | |
| 190 | 181 | function is_feed ($uri = NULL) { |
| 191 | 182 | $data = $this->data($uri); |
| 192 | 183 | |
| 193 | 184 | return ( |
| @@ -247,9 +238,9 @@ | ||
| 247 | 238 | function _opml_rss_uris () { |
| 248 | 239 | // Really we should parse the XML and use the structure to |
| 249 | 240 | // return something intelligent to programs that want to use it |
| 250 | 241 | // Oh babe! maybe some day... |
| 251 | - | |
| 242 | + | |
| 252 | 243 | $opml = $this->data(); |
| 253 | 244 | |
| 254 | 245 | $rx = FeedWordPressHTML::attributeRegex('outline', 'xmlUrl'); |
| 255 | 246 | if (preg_match_all($rx, $opml, $matches, PREG_SET_ORDER)) : |
| @@ -303,9 +294,9 @@ | ||
| 303 | 294 | $newQuery = preg_replace('/([?&=])(rss2?|atom|rdf)/i', '$1'.$format, $bits['query']); |
| 304 | 295 | else : |
| 305 | 296 | $newQuery = NULL; |
| 306 | 297 | endif; |
| 307 | - | |
| 298 | + | |
| 308 | 299 | if (isset($bits['path']) and (strlen($bits['path']) > 0)) : |
| 309 | 300 | $newPath = preg_replace('!([/.])(rss2?|atom|rdf)!i', '$1'.$format, $bits['path']); |
| 310 | 301 | else : |
| 311 | 302 | $newPath = NULL; |
| @@ -319,21 +310,21 @@ | ||
| 319 | 310 | $credentials .= ':'.$bits['pass']; |
| 320 | 311 | endif; |
| 321 | 312 | $credentials .= '@'; |
| 322 | 313 | endif; |
| 323 | - | |
| 314 | + | |
| 324 | 315 | // Variations on a theme |
| 325 | 316 | $newUrl[0] = ('' |
| 326 | 317 | .(isset($bits['scheme']) ? $bits['scheme'].':' : '') |
| 327 | 318 | .(isset($bits['host']) ? '//'.$credentials.$bits['host'] : '') |
| 328 | - .( !is_null($newPath) ? $newPath : '') | |
| 329 | - .( !is_null($newQuery) ? '?'.$newQuery : '') | |
| 319 | + .(!is_null($newPath) ? $newPath : '') | |
| 320 | + .(!is_null($newQuery) ? '?'.$newQuery : '') | |
| 330 | 321 | .(isset($bits['fragment']) ? '#'.$bits['fragment'] : '') |
| 331 | 322 | ); |
| 332 | 323 | $newUrl[1] = ('' |
| 333 | 324 | .(isset($bits['scheme']) ? $bits['scheme'].':' : '') |
| 334 | 325 | .(isset($bits['host']) ? '//'.$credentials.$bits['host'] : '') |
| 335 | - .( !is_null($newPath) ? $newPath : '') | |
| 326 | + .(!is_null($newPath) ? $newPath : '') | |
| 336 | 327 | .(isset($bits['query']) ? '?'.$bits['query'] : '') |
| 337 | 328 | .(isset($bits['fragment']) ? '#'.$bits['fragment'] : '') |
| 338 | 329 | ); |
| 339 | 330 | $newUrl[2] = ('' |
| @@ -339,9 +330,9 @@ | ||
| 339 | 330 | $newUrl[2] = ('' |
| 340 | 331 | .(isset($bits['scheme']) ? $bits['scheme'].':' : '') |
| 341 | 332 | .(isset($bits['host']) ? '//'.$credentials.$bits['host'] : '') |
| 342 | 333 | .(isset($bits['path']) ? $bits['path'] : '') |
| 343 | - .( !is_null($newQuery) ? '?'.$newQuery : '') | |
| 334 | + .(!is_null($newQuery) ? '?'.$newQuery : '') | |
| 344 | 335 | .(isset($bits['fragment']) ? '#'.$bits['fragment'] : '') |
| 345 | 336 | ); |
| 346 | 337 | $href = array_merge($href, $newUrl); |
| 347 | 338 | endforeach; |
| @@ -349,9 +340,9 @@ | ||
| 349 | 340 | } /* FeedFinder::_url_manipulation_feeds () */ |
| 350 | 341 | |
| 351 | 342 | function _tags ($tag) { |
| 352 | 343 | $html = $this->data(); |
| 353 | - | |
| 344 | + | |
| 354 | 345 | // search through the HTML, save all <link> tags |
| 355 | 346 | // and store each link's attributes in an associative array |
| 356 | 347 | preg_match_all('/<'.$tag.'\s+(.*?)\s*\/?>/si', $html, $matches); |
| 357 | 348 | $links = $matches[1]; |
