| 1 |
<?php |
| 2 |
class SyndicatedPost { |
| 3 |
var $item = null; |
| 4 |
|
| 5 |
var $link = null; |
| 6 |
var $feed = null; |
| 7 |
var $feedmeta = null; |
| 8 |
|
| 9 |
var $post = array (); |
| 10 |
|
| 11 |
var $_freshness = null; |
| 12 |
var $_wp_id = null; |
| 13 |
|
| 14 |
function SyndicatedPost ($item, $link) { |
| 15 |
global $wpdb; |
| 16 |
|
| 17 |
$this->link = $link; |
| 18 |
$feedmeta = $link->settings; |
| 19 |
$feed = $link->magpie; |
| 20 |
|
| 21 |
# This is ugly as all hell. I'd like to use apply_filters()'s |
| 22 |
# alleged support for a variable argument count, but this seems |
| 23 |
# to have been broken in WordPress 1.5. It'll be fixed somehow |
| 24 |
# in WP 1.5.1, but I'm aiming at WP 1.5 compatibility across |
| 25 |
# the board here. |
| 26 |
# |
| 27 |
# Cf.: <http://mosquito.wordpress.org/view.php?id=901> |
| 28 |
global $fwp_channel, $fwp_feedmeta; |
| 29 |
$fwp_channel = $feed; $fwp_feedmeta = $feedmeta; |
| 30 |
|
| 31 |
$this->feed = $feed; |
| 32 |
$this->feedmeta = $feedmeta; |
| 33 |
|
| 34 |
$this->item = $item; |
| 35 |
$this->item = apply_filters('syndicated_item', $this->item, $this); |
| 36 |
|
| 37 |
# Filters can halt further processing by returning NULL |
| 38 |
if (is_null($this->item)) : |
| 39 |
$this->post = NULL; |
| 40 |
else : |
| 41 |
# Note that nothing is run through $wpdb->escape() here. |
| 42 |
# That's deliberate. The escaping is done at the point |
| 43 |
# of insertion, not here, to avoid double-escaping and |
| 44 |
# to avoid screwing with syndicated_post filters |
| 45 |
|
| 46 |
$this->post['post_title'] = apply_filters('syndicated_item_title', $this->item['title'], $this); |
| 47 |
|
| 48 |
// This just gives us an alphanumeric representation of |
| 49 |
// the author. We will look up (or create) the numeric |
| 50 |
// ID for the author in SyndicatedPost::add() |
| 51 |
$this->post['named']['author'] = apply_filters('syndicated_item_author', $this->author(), $this); |
| 52 |
|
| 53 |
# Identify content and sanitize it. |
| 54 |
# --------------------------------- |
| 55 |
if (isset($this->item['atom_content'])) : |
| 56 |
$content = $this->item['atom_content']; |
| 57 |
elseif (isset($this->item['xhtml']['body'])) : |
| 58 |
$content = $this->item['xhtml']['body']; |
| 59 |
elseif (isset($this->item['xhtml']['div'])) : |
| 60 |
$content = $this->item['xhtml']['div']; |
| 61 |
elseif (isset($this->item['content']['encoded']) and $this->item['content']['encoded']): |
| 62 |
$content = $this->item['content']['encoded']; |
| 63 |
else: |
| 64 |
$content = $this->item['description']; |
| 65 |
endif; |
| 66 |
$this->post['post_content'] = apply_filters('syndicated_item_content', $content, $this); |
| 67 |
|
| 68 |
# Identify and sanitize excerpt |
| 69 |
$excerpt = NULL; |
| 70 |
if ( isset($this->item['description']) and $this->item['description'] ) : |
| 71 |
$excerpt = $this->item['description']; |
| 72 |
elseif ( isset($content) and $content ) : |
| 73 |
$excerpt = strip_tags($content); |
| 74 |
if (strlen($excerpt) > 255) : |
| 75 |
$excerpt = substr($excerpt,0,252).'...'; |
| 76 |
endif; |
| 77 |
endif; |
| 78 |
$excerpt = apply_filters('syndicated_item_excerpt', $excerpt, $this); |
| 79 |
|
| 80 |
if (!is_null($excerpt)): |
| 81 |
$this->post['post_excerpt'] = $excerpt; |
| 82 |
endif; |
| 83 |
|
| 84 |
// This is unnecessary if we use wp_insert_post |
| 85 |
if (!$this->use_api('wp_insert_post')) : |
| 86 |
$this->post['post_name'] = sanitize_title($this->post['post_title']); |
| 87 |
endif; |
| 88 |
|
| 89 |
$this->post['epoch']['issued'] = apply_filters('syndicated_item_published', $this->published(), $this); |
| 90 |
$this->post['epoch']['created'] = apply_filters('syndicated_item_created', $this->created(), $this); |
| 91 |
$this->post['epoch']['modified'] = apply_filters('syndicated_item_updated', $this->updated(), $this); |
| 92 |
|
| 93 |
// Dealing with timestamps in WordPress is so fucking fucked. |
| 94 |
$offset = (int) get_option('gmt_offset') * 60 * 60; |
| 95 |
$this->post['post_date'] = gmdate('Y-m-d H:i:s', $this->published() + $offset); |
| 96 |
$this->post['post_modified'] = gmdate('Y-m-d H:i:s', $this->updated() + $offset); |
| 97 |
$this->post['post_date_gmt'] = gmdate('Y-m-d H:i:s', $this->published()); |
| 98 |
$this->post['post_modified_gmt'] = gmdate('Y-m-d H:i:s', $this->updated()); |
| 99 |
|
| 100 |
// Use feed-level preferences or the global default. |
| 101 |
$this->post['post_status'] = $this->link->syndicated_status('post', 'publish'); |
| 102 |
$this->post['comment_status'] = $this->link->syndicated_status('comment', 'closed'); |
| 103 |
$this->post['ping_status'] = $this->link->syndicated_status('ping', 'closed'); |
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|
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// Unique ID (hopefully a unique tag: URI); failing that, the permalink |
| 106 |
$this->post['guid'] = apply_filters('syndicated_item_guid', $this->guid(), $this); |
| 107 |
|
| 108 |
// User-supplied custom settings to apply to each post. Do first so that FWP-generated custom settings will overwrite if necessary; thus preventing any munging |
| 109 |
$default_custom_settings = get_option('feedwordpress_custom_settings'); |
| 110 |
if ($default_custom_settings) : |
| 111 |
$default_custom_settings = unserialize($default_custom_settings); |
| 112 |
endif; |
| 113 |
if (!is_array($default_custom_settings)) : |
| 114 |
$default_custom_settings = array(); |
| 115 |
endif; |
| 116 |
|
| 117 |
$custom_settings = (isset($this->link->settings['postmeta']) ? $this->link->settings['postmeta'] : null); |
| 118 |
if ($custom_settings) : |
| 119 |
$custom_settings = unserialize($custom_settings); |
| 120 |
endif; |
| 121 |
if (!is_array($custom_settings)) : |
| 122 |
$custom_settings = array(); |
| 123 |
endif; |
| 124 |
$this->post['meta'] = array_merge($default_custom_settings, $custom_settings); |
| 125 |
|
| 126 |
// RSS 2.0 / Atom 1.0 enclosure support |
| 127 |
if ( isset($this->item['enclosure#']) ) : |
| 128 |
for ($i = 1; $i <= $this->item['enclosure#']; $i++) : |
| 129 |
$eid = (($i > 1) ? "#{$id}" : ""); |
| 130 |
$this->post['meta']['enclosure'][] = |
| 131 |
apply_filters('syndicated_item_enclosure_url', $this->item["enclosure{$eid}@url"], $this)."\n". |
| 132 |
apply_filters('syndicated_item_enclosure_length', $this->item["enclosure{$eid}@length"], $this)."\n". |
| 133 |
apply_filters('syndicated_item_enclosure_type', $this->item["enclosure{$eid}@type"], $this); |
| 134 |
endfor; |
| 135 |
endif; |
| 136 |
|
| 137 |
// In case you want to point back to the blog this was syndicated from |
| 138 |
if (isset($this->feed->channel['title'])) : |
| 139 |
$this->post['meta']['syndication_source'] = apply_filters('syndicated_item_source_title', $this->feed->channel['title'], $this); |
| 140 |
endif; |
| 141 |
|
| 142 |
if (isset($this->feed->channel['link'])) : |
| 143 |
$this->post['meta']['syndication_source_uri'] = apply_filters('syndicated_item_source_link', $this->feed->channel['link'], $this); |
| 144 |
endif; |
| 145 |
|
| 146 |
// Make use of atom:source data, if present in an aggregated feed |
| 147 |
if (isset($this->item['source_title'])) : |
| 148 |
$this->post['meta']['syndication_source_original'] = $this->item['source_title']; |
| 149 |
endif; |
| 150 |
|
| 151 |
if (isset($this->item['source_link'])) : |
| 152 |
$this->post['meta']['syndication_source_uri_original'] = $this->item['source_link']; |
| 153 |
endif; |
| 154 |
|
| 155 |
if (isset($this->item['source_id'])) : |
| 156 |
$this->post['meta']['syndication_source_id_original'] = $this->item['source_id']; |
| 157 |
endif; |
| 158 |
|
| 159 |
// Store information on human-readable and machine-readable comment URIs |
| 160 |
if (isset($this->item['comments'])) : |
| 161 |
$this->post['meta']['rss:comments'] = apply_filters('syndicated_item_comments', $this->item['comments']); |
| 162 |
endif; |
| 163 |
if (isset($this->item['wfw']['commentrss'])) : |
| 164 |
$this->post['meta']['wfw:commentRSS'] = apply_filters('syndicated_item_commentrss', $this->item['wfw']['commentrss']); |
| 165 |
endif; |
| 166 |
|
| 167 |
// Store information to identify the feed that this came from |
| 168 |
$this->post['meta']['syndication_feed'] = $this->feedmeta['link/uri']; |
| 169 |
$this->post['meta']['syndication_feed_id'] = $this->feedmeta['link/id']; |
| 170 |
|
| 171 |
if (isset($this->item['source_link_self'])) : |
| 172 |
$this->post['meta']['syndication_feed_original'] = $this->item['source_link_self']; |
| 173 |
endif; |
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|
| 175 |
// In case you want to know the external permalink... |
| 176 |
$this->post['meta']['syndication_permalink'] = apply_filters('syndicated_item_link', $this->item['link']); |
| 177 |
|
| 178 |
// Store a hash of the post content for checking whether something needs to be updated |
| 179 |
$this->post['meta']['syndication_item_hash'] = $this->update_hash(); |
| 180 |
|
| 181 |
// Feed-by-feed options for author and category creation |
| 182 |
$this->post['named']['unfamiliar']['author'] = (isset($this->feedmeta['unfamiliar author']) ? $this->feedmeta['unfamiliar author'] : null); |
| 183 |
$this->post['named']['unfamiliar']['category'] = (isset($this->feedmeta['unfamiliar category']) ? $this->feedmeta['unfamiliar category'] : null); |
| 184 |
|
| 185 |
// Categories: start with default categories, if any |
| 186 |
$fc = get_option("feedwordpress_syndication_cats"); |
| 187 |
if ($fc) : |
| 188 |
$this->post['named']['preset/category'] = explode("\n", $fc); |
| 189 |
else : |
| 190 |
$this->post['named']['preset/category'] = array(); |
| 191 |
endif; |
| 192 |
|
| 193 |
if (isset($this->feedmeta['cats']) and is_array($this->feedmeta['cats'])) : |
| 194 |
$this->post['named']['preset/category'] = array_merge($this->post['named']['preset/category'], $this->feedmeta['cats']); |
| 195 |
endif; |
| 196 |
|
| 197 |
// Now add categories from the post, if we have 'em |
| 198 |
$this->post['named']['category'] = array(); |
| 199 |
if ( isset($this->item['category#']) ) : |
| 200 |
for ($i = 1; $i <= $this->item['category#']; $i++) : |
| 201 |
$cat_idx = (($i > 1) ? "#{$i}" : ""); |
| 202 |
$cat = $this->item["category{$cat_idx}"]; |
| 203 |
|
| 204 |
if ( isset($this->feedmeta['cat_split']) and strlen($this->feedmeta['cat_split']) > 0) : |
| 205 |
$pcre = "\007".$this->feedmeta['cat_split']."\007"; |
| 206 |
$this->post['named']['category'] = array_merge($this->post['named']['category'], preg_split($pcre, $cat, -1 /*=no limit*/, PREG_SPLIT_NO_EMPTY)); |
| 207 |
else : |
| 208 |
$this->post['named']['category'][] = $cat; |
| 209 |
endif; |
| 210 |
endfor; |
| 211 |
endif; |
| 212 |
$this->post['named']['category'] = apply_filters('syndicated_item_categories', $this->post['named']['category'], $this); |
| 213 |
|
| 214 |
// Tags: start with default tags, if any |
| 215 |
$ft = get_option("feedwordpress_syndication_tags"); |
| 216 |
if ($ft) : |
| 217 |
$this->post['tags_input'] = explode(FEEDWORDPRESS_CAT_SEPARATOR, $ft); |
| 218 |
else : |
| 219 |
$this->post['tags_input'] = array(); |
| 220 |
endif; |
| 221 |
|
| 222 |
if (isset($this->feedmeta['tags']) and is_array($this->feedmeta['tags'])) : |
| 223 |
$this->post['tags_input'] = array_merge($this->post['tags_input'], $this->feedmeta['tags']); |
| 224 |
endif; |
| 225 |
|
| 226 |
endif; |
| 227 |
} // SyndicatedPost::SyndicatedPost() |
| 228 |
|
| 229 |
function filtered () { |
| 230 |
return is_null($this->post); |
| 231 |
} |
| 232 |
|
| 233 |
function freshness () { |
| 234 |
global $wpdb; |
| 235 |
|
| 236 |
if ($this->filtered()) : // This should never happen. |
| 237 |
FeedWordPress::critical_bug('SyndicatedPost', $this, __LINE__); |
| 238 |
endif; |
| 239 |
|
| 240 |
if (is_null($this->_freshness)) : |
| 241 |
$guid = $wpdb->escape($this->guid()); |
| 242 |
|
| 243 |
$result = $wpdb->get_row(" |
| 244 |
SELECT id, guid, post_modified_gmt |
| 245 |
FROM $wpdb->posts WHERE guid='$guid' |
| 246 |
"); |
| 247 |
|
| 248 |
if (!$result) : |
| 249 |
$this->_freshness = 2; // New content |
| 250 |
else: |
| 251 |
$stored_update_hashes = get_post_custom_values('syndication_item_hash', $result->id); |
| 252 |
if (count($stored_update_hashes) > 0) : |
| 253 |
$stored_update_hash = $stored_update_hashes[0]; |
| 254 |
$update_hash_changed = ($stored_update_hash != $this->update_hash()); |
| 255 |
else : |
| 256 |
$update_hash_changed = false; |
| 257 |
endif; |
| 258 |
|
| 259 |
preg_match('/([0-9]+)-([0-9]+)-([0-9]+) ([0-9]+):([0-9]+):([0-9]+)/', $result->post_modified_gmt, $backref); |
| 260 |
|
| 261 |
$last_rev_ts = gmmktime($backref[4], $backref[5], $backref[6], $backref[2], $backref[3], $backref[1]); |
| 262 |
$updated_ts = $this->updated(/*fallback=*/ true, /*default=*/ NULL); |
| 263 |
$updated = (( |
| 264 |
!is_null($updated_ts) |
| 265 |
and ($updated_ts > $last_rev_ts) |
| 266 |
) or $update_hash_changed); |
| 267 |
|
| 268 |
if ($updated) : |
| 269 |
$this->_freshness = 1; // Updated content |
| 270 |
$this->_wp_id = $result->id; |
| 271 |
else : |
| 272 |
$this->_freshness = 0; // Same old, same old |
| 273 |
$this->_wp_id = $result->id; |
| 274 |
endif; |
| 275 |
endif; |
| 276 |
endif; |
| 277 |
return $this->_freshness; |
| 278 |
} |
| 279 |
|
| 280 |
function wp_id () { |
| 281 |
if ($this->filtered()) : // This should never happen. |
| 282 |
FeedWordPress::critical_bug('SyndicatedPost', $this, __LINE__); |
| 283 |
endif; |
| 284 |
|
| 285 |
if (is_null($this->_wp_id) and is_null($this->_freshness)) : |
| 286 |
$fresh = $this->freshness(); // sets WP DB id in the process |
| 287 |
endif; |
| 288 |
return $this->_wp_id; |
| 289 |
} |
| 290 |
|
| 291 |
function store () { |
| 292 |
global $wpdb; |
| 293 |
|
| 294 |
if ($this->filtered()) : // This should never happen. |
| 295 |
FeedWordPress::critical_bug('SyndicatedPost', $this, __LINE__); |
| 296 |
endif; |
| 297 |
|
| 298 |
$freshness = $this->freshness(); |
| 299 |
if ($freshness > 0) : |
| 300 |
# -- Look up, or create, numeric ID for author |
| 301 |
$this->post['post_author'] = $this->author_id ( |
| 302 |
FeedWordPress::on_unfamiliar('author', $this->post['named']['unfamiliar']['author']) |
| 303 |
); |
| 304 |
|
| 305 |
if (is_null($this->post['post_author'])) : |
| 306 |
$this->post = NULL; |
| 307 |
endif; |
| 308 |
endif; |
| 309 |
|
| 310 |
if (!$this->filtered() and $freshness > 0) : |
| 311 |
# -- Look up, or create, numeric ID for categories |
| 312 |
list($pcats, $ptags) = $this->category_ids ( |
| 313 |
$this->post['named']['category'], |
| 314 |
FeedWordPress::on_unfamiliar('category', $this->post['named']['unfamiliar']['category']), |
| 315 |
/*tags_too=*/ true |
| 316 |
); |
| 317 |
|
| 318 |
$this->post['post_category'] = $pcats; |
| 319 |
$this->post['tags_input'] = array_merge($this->post['tags_input'], $ptags); |
| 320 |
|
| 321 |
if (is_null($this->post['post_category'])) : |
| 322 |
// filter mode on, no matching categories; drop the post |
| 323 |
$this->post = NULL; |
| 324 |
else : |
| 325 |
// filter mode off or at least one match; now add on the feed and global presets |
| 326 |
$this->post['post_category'] = array_merge ( |
| 327 |
$this->post['post_category'], |
| 328 |
$this->category_ids ( |
| 329 |
$this->post['named']['preset/category'], |
| 330 |
'default' |
| 331 |
) |
| 332 |
); |
| 333 |
|
| 334 |
if (count($this->post['post_category']) < 1) : |
| 335 |
$this->post['post_category'][] = 1; // Default to category 1 ("Uncategorized" / "General") if nothing else |
| 336 |
endif; |
| 337 |
endif; |
| 338 |
endif; |
| 339 |
|
| 340 |
if (!$this->filtered() and $freshness > 0) : |
| 341 |
unset($this->post['named']); |
| 342 |
$this->post = apply_filters('syndicated_post', $this->post, $this); |
| 343 |
endif; |
| 344 |
|
| 345 |
if (!$this->filtered() and $freshness == 2) : |
| 346 |
// The item has not yet been added. So let's add it. |
| 347 |
$this->insert_new(); |
| 348 |
$this->add_rss_meta(); |
| 349 |
do_action('post_syndicated_item', $this->wp_id()); |
| 350 |
|
| 351 |
$ret = 'new'; |
| 352 |
elseif (!$this->filtered() and $freshness == 1) : |
| 353 |
$this->post['ID'] = $this->wp_id(); |
| 354 |
$this->update_existing(); |
| 355 |
$this->add_rss_meta(); |
| 356 |
do_action('update_syndicated_item', $this->wp_id()); |
| 357 |
|
| 358 |
$ret = 'updated'; |
| 359 |
else : |
| 360 |
$ret = false; |
| 361 |
endif; |
| 362 |
|
| 363 |
return $ret; |
| 364 |
} // function SyndicatedPost::store () |
| 365 |
|
| 366 |
function insert_new () { |
| 367 |
global $wpdb, $wp_db_version; |
| 368 |
|
| 369 |
$dbpost = $this->normalize_post(/*new=*/ true); |
| 370 |
if (!is_null($dbpost)) : |
| 371 |
if ($this->use_api('wp_insert_post')) : |
| 372 |
$dbpost['post_pingback'] = false; // Tell WP 2.1 and 2.2 not to process for pingbacks |
| 373 |
|
| 374 |
// This is a ridiculous fucking kludge necessitated by WordPress 2.6 munging authorship meta-data |
| 375 |
add_action('_wp_put_post_revision', array($this, 'fix_revision_meta')); |
| 376 |
|
| 377 |
// Kludge to prevent kses filters from stripping the |
| 378 |
// content of posts when updating without a logged in |
| 379 |
// user who has `unfiltered_html` capability. |
| 380 |
add_filter('content_save_pre', array($this, 'avoid_kses_munge'), 11); |
| 381 |
|
| 382 |
$this->_wp_id = wp_insert_post($dbpost); |
| 383 |
|
| 384 |
// Turn off ridiculous fucking kludges #1 and #2 |
| 385 |
remove_action('_wp_put_post_revision', array($this, 'fix_revision_meta')); |
| 386 |
remove_filter('content_save_pre', array($this, 'avoid_kses_munge'), 11); |
| 387 |
|
| 388 |
$this->validate_post_id($dbpost, array(__CLASS__, __FUNCTION__)); |
| 389 |
|
| 390 |
// Unfortunately, as of WordPress 2.3, wp_insert_post() |
| 391 |
// *still* offers no way to use a guid of your choice, |
| 392 |
// and munges your post modified timestamp, too. |
| 393 |
$result = $wpdb->query(" |
| 394 |
UPDATE $wpdb->posts |
| 395 |
SET |
| 396 |
guid='{$dbpost['guid']}', |
| 397 |
post_modified='{$dbpost['post_modified']}', |
| 398 |
post_modified_gmt='{$dbpost['post_modified_gmt']}' |
| 399 |
WHERE ID='{$this->_wp_id}' |
| 400 |
"); |
| 401 |
else : |
| 402 |
# The right way to do this is the above. But, alas, |
| 403 |
# in earlier versions of WordPress, wp_insert_post has |
| 404 |
# too much behavior (mainly related to pings) that can't |
| 405 |
# be overridden. In WordPress 1.5, it's enough of a |
| 406 |
# resource hog to make PHP segfault after inserting |
| 407 |
# 50-100 posts. This can get pretty annoying, especially |
| 408 |
# if you are trying to update your feeds for the first |
| 409 |
# time. |
| 410 |
|
| 411 |
$result = $wpdb->query(" |
| 412 |
INSERT INTO $wpdb->posts |
| 413 |
SET |
| 414 |
guid = '{$dbpost['guid']}', |
| 415 |
post_author = '{$dbpost['post_author']}', |
| 416 |
post_date = '{$dbpost['post_date']}', |
| 417 |
post_date_gmt = '{$dbpost['post_date_gmt']}', |
| 418 |
post_content = '{$dbpost['post_content']}'," |
| 419 |
.(isset($dbpost['post_excerpt']) ? "post_excerpt = '{$dbpost['post_excerpt']}'," : "")." |
| 420 |
post_title = '{$dbpost['post_title']}', |
| 421 |
post_name = '{$dbpost['post_name']}', |
| 422 |
post_modified = '{$dbpost['post_modified']}', |
| 423 |
post_modified_gmt = '{$dbpost['post_modified_gmt']}', |
| 424 |
comment_status = '{$dbpost['comment_status']}', |
| 425 |
ping_status = '{$dbpost['ping_status']}', |
| 426 |
post_status = '{$dbpost['post_status']}' |
| 427 |
"); |
| 428 |
$this->_wp_id = $wpdb->insert_id; |
| 429 |
|
| 430 |
$this->validate_post_id($dbpost, array(__CLASS__, __FUNCTION__)); |
| 431 |
|
| 432 |
// WordPress 1.5.x - 2.0.x |
| 433 |
wp_set_post_cats('1', $this->wp_id(), $this->post['post_category']); |
| 434 |
|
| 435 |
// Since we are not going through official channels, we need to |
| 436 |
// manually tell WordPress that we've published a new post. |
| 437 |
// We need to make sure to do this in order for FeedWordPress |
| 438 |
// to play well with the staticize-reloaded plugin (something |
| 439 |
// that a large aggregator website is going to *want* to be |
| 440 |
// able to use). |
| 441 |
do_action('publish_post', $this->_wp_id); |
| 442 |
endif; |
| 443 |
endif; |
| 444 |
} /* SyndicatedPost::insert_new() */ |
| 445 |
|
| 446 |
function update_existing () { |
| 447 |
global $wpdb; |
| 448 |
|
| 449 |
// Why the fuck doesn't wp_insert_post already do this? |
| 450 |
$dbpost = $this->normalize_post(/*new=*/ false); |
| 451 |
if (!is_null($dbpost)) : |
| 452 |
if ($this->use_api('wp_insert_post')) : |
| 453 |
$dbpost['post_pingback'] = false; // Tell WP 2.1 and 2.2 not to process for pingbacks |
| 454 |
|
| 455 |
// This is a ridiculous fucking kludge necessitated by WordPress 2.6 munging authorship meta-data |
| 456 |
add_action('_wp_put_post_revision', array($this, 'fix_revision_meta')); |
| 457 |
|
| 458 |
// Kludge to prevent kses filters from stripping the |
| 459 |
// content of posts when updating without a logged in |
| 460 |
// user who has `unfiltered_html` capability. |
| 461 |
add_filter('content_save_pre', array($this, 'avoid_kses_munge'), 11); |
| 462 |
|
| 463 |
// Don't munge status fields that the user may have reset manually |
| 464 |
if (function_exists('get_post_field')) : |
| 465 |
$doNotMunge = array('post_status', 'comment_status', 'ping_status'); |
| 466 |
foreach ($doNotMunge as $field) : |
| 467 |
$dbpost[$field] = get_post_field($field, $this->wp_id()); |
| 468 |
endforeach; |
| 469 |
endif; |
| 470 |
|
| 471 |
$this->_wp_id = wp_insert_post($dbpost); |
| 472 |
|
| 473 |
// Turn off ridiculous fucking kludges #1 and #2 |
| 474 |
remove_action('_wp_put_post_revision', array($this, 'fix_revision_meta')); |
| 475 |
remove_filter('content_save_pre', array($this, 'avoid_kses_munge'), 11); |
| 476 |
|
| 477 |
$this->validate_post_id($dbpost, array(__CLASS__, __FUNCTION__)); |
| 478 |
|
| 479 |
// Unfortunately, as of WordPress 2.3, wp_insert_post() |
| 480 |
// munges your post modified timestamp. |
| 481 |
$result = $wpdb->query(" |
| 482 |
UPDATE $wpdb->posts |
| 483 |
SET |
| 484 |
post_modified='{$dbpost['post_modified']}', |
| 485 |
post_modified_gmt='{$dbpost['post_modified_gmt']}' |
| 486 |
WHERE ID='{$this->_wp_id}' |
| 487 |
"); |
| 488 |
else : |
| 489 |
|
| 490 |
$result = $wpdb->query(" |
| 491 |
UPDATE $wpdb->posts |
| 492 |
SET |
| 493 |
post_author = '{$dbpost['post_author']}', |
| 494 |
post_content = '{$dbpost['post_content']}'," |
| 495 |
.(isset($dbpost['post_excerpt']) ? "post_excerpt = '{$dbpost['post_excerpt']}'," : "")." |
| 496 |
post_title = '{$dbpost['post_title']}', |
| 497 |
post_name = '{$dbpost['post_name']}', |
| 498 |
post_modified = '{$dbpost['post_modified']}', |
| 499 |
post_modified_gmt = '{$dbpost['post_modified_gmt']}' |
| 500 |
WHERE guid='{$dbpost['guid']}' |
| 501 |
"); |
| 502 |
|
| 503 |
// WordPress 2.1.x and up |
| 504 |
if (function_exists('wp_set_post_categories')) : |
| 505 |
wp_set_post_categories($this->wp_id(), $this->post['post_category']); |
| 506 |
// WordPress 1.5.x - 2.0.x |
| 507 |
elseif (function_exists('wp_set_post_cats')) : |
| 508 |
wp_set_post_cats('1', $this->wp_id(), $this->post['post_category']); |
| 509 |
// This should never happen. |
| 510 |
else : |
| 511 |
FeedWordPress::critical_bug(__CLASS__.'::'.__FUNCTION.'(): no post categorizing function', array("dbpost" => $dbpost, "this" => $this), __LINE__); |
| 512 |
endif; |
| 513 |
|
| 514 |
// Since we are not going through official channels, we need to |
| 515 |
// manually tell WordPress that we've published a new post. |
| 516 |
// We need to make sure to do this in order for FeedWordPress |
| 517 |
// to play well with the staticize-reloaded plugin (something |
| 518 |
// that a large aggregator website is going to *want* to be |
| 519 |
// able to use). |
| 520 |
do_action('edit_post', $this->post['ID']); |
| 521 |
endif; |
| 522 |
endif; |
| 523 |
} /* SyndicatedPost::update_existing() */ |
| 524 |
|
| 525 |
/** |
| 526 |
* SyndicatedPost::normalize_post() |
| 527 |
* |
| 528 |
* @param bool $new If true, this post is to be inserted anew. If false, it is an update of an existing post. |
| 529 |
* @return array A normalized representation of the post ready to be inserted into the database or sent to the WordPress API functions |
| 530 |
*/ |
| 531 |
function normalize_post ($new = true) { |
| 532 |
global $wpdb; |
| 533 |
|
| 534 |
$out = array(); |
| 535 |
|
| 536 |
// Why the fuck doesn't wp_insert_post already do this? |
| 537 |
foreach ($this->post as $key => $value) : |
| 538 |
if (is_string($value)) : |
| 539 |
$out[$key] = $wpdb->escape($value); |
| 540 |
else : |
| 541 |
$out[$key] = $value; |
| 542 |
endif; |
| 543 |
endforeach; |
| 544 |
|
| 545 |
if (strlen($out['post_title'].$out['post_content'].$out['post_excerpt']) == 0) : |
| 546 |
// FIXME: Option for filtering out empty posts |
| 547 |
endif; |
| 548 |
if (strlen($out['post_title'])==0) : |
| 549 |
$offset = (int) get_option('gmt_offset') * 60 * 60; |
| 550 |
$out['post_title'] = |
| 551 |
$this->post['meta']['syndication_source'] |
| 552 |
.' '.gmdate('Y-m-d H:i:s', $this->published() + $offset); |
| 553 |
// FIXME: Option for what to fill a blank title with... |
| 554 |
endif; |
| 555 |
|
| 556 |
return $out; |
| 557 |
} |
| 558 |
|
| 559 |
/** |
| 560 |
* SyndicatedPost::validate_post_id() |
| 561 |
* |
| 562 |
* @param array $dbpost An array representing the post we attempted to insert or update |
| 563 |
* @param mixed $ns A string or array representing the namespace (class, method) whence this method was called. |
| 564 |
*/ |
| 565 |
function validate_post_id ($dbpost, $ns) { |
| 566 |
if (is_array($ns)) : $ns = implode('::', $ns); |
| 567 |
else : $ns = (string) $ns; endif; |
| 568 |
|
| 569 |
// This should never happen. |
| 570 |
if (!is_numeric($this->_wp_id) or ($this->_wp_id == 0)) : |
| 571 |
FeedWordPress::critical_bug( |
| 572 |
/*name=*/ $ns.'::_wp_id', |
| 573 |
/*var =*/ array( |
| 574 |
"\$this->_wp_id" => $this->_wp_id, |
| 575 |
"\$dbpost" => $dbpost, |
| 576 |
"\$this" => $this |
| 577 |
), |
| 578 |
/*line # =*/ __LINE__ |
| 579 |
); |
| 580 |
endif; |
| 581 |
} /* SyndicatedPost::validate_post_id() */ |
| 582 |
|
| 583 |
/** |
| 584 |
* SyndicatedPost::fix_revision_meta() - Fixes the way WP 2.6+ fucks up |
| 585 |
* meta-data (authorship, etc.) when storing revisions of an updated |
| 586 |
* syndicated post. |
| 587 |
* |
| 588 |
* In their infinite wisdom, the WordPress coders have made it completely |
| 589 |
* impossible for a plugin that uses wp_insert_post() to set certain |
| 590 |
* meta-data (such as the author) when you store an old revision of an |
| 591 |
* updated post. Instead, it uses the WordPress defaults (= currently |
| 592 |
* active user ID if the process is running with a user logged in, or |
| 593 |
* = #0 if there is no user logged in). This results in bogus authorship |
| 594 |
* data for revisions that are syndicated from off the feed, unless we |
| 595 |
* use a ridiculous kludge like this to end-run the munging of meta-data |
| 596 |
* by _wp_put_post_revision. |
| 597 |
* |
| 598 |
* @param int $revision_id The revision ID to fix up meta-data |
| 599 |
*/ |
| 600 |
function fix_revision_meta ($revision_id) { |
| 601 |
global $wpdb; |
| 602 |
|
| 603 |
$post_author = (int) $this->post['post_author']; |
| 604 |
|
| 605 |
$revision_id = (int) $revision_id; |
| 606 |
$wpdb->query(" |
| 607 |
UPDATE $wpdb->posts |
| 608 |
SET post_author={$this->post['post_author']} |
| 609 |
WHERE post_type = 'revision' AND ID='$revision_id' |
| 610 |
"); |
| 611 |
} /* SyndicatedPost::fix_revision_meta () */ |
| 612 |
|
| 613 |
/** |
| 614 |
* SyndicatedPost::avoid_kses_munge() -- If FeedWordPress is processing |
| 615 |
* an automatic update, that generally means that wp_insert_post() is |
| 616 |
* being called under the user credentials of whoever is viewing the |
| 617 |
* blog at the time -- usually meaning no user at all. But if WordPress |
| 618 |
* gets a wp_insert_post() when current_user_can('unfiltered_html') is |
| 619 |
* false, it will run the content of the post through a kses function |
| 620 |
* that strips out lots of HTML tags -- notably <object> and some others. |
| 621 |
* This causes problems for syndicating (for example) feeds that contain |
| 622 |
* YouTube videos. It also produces an unexpected asymmetry between |
| 623 |
* automatically-initiated updates and updates initiated manually from |
| 624 |
* the WordPress Dashboard (which are usually initiated under the |
| 625 |
* credentials of a logged-in admin, and so don't get run through the |
| 626 |
* kses function). So, to avoid the whole mess, what we do here is |
| 627 |
* just forcibly disable the kses munging for a single syndicated post, |
| 628 |
* by restoring the contents of the `post_content` field. |
| 629 |
* |
| 630 |
* @param string $content The content of the post, after other filters have gotten to it |
| 631 |
* @return string The original content of the post, before other filters had a chance to munge it. |
| 632 |
*/ |
| 633 |
function avoid_kses_munge ($content) { |
| 634 |
global $wpdb; |
| 635 |
return $wpdb->escape($this->post['post_content']); |
| 636 |
} |
| 637 |
|
| 638 |
// SyndicatedPost::add_rss_meta: adds interesting meta-data to each entry |
| 639 |
// using the space for custom keys. The set of keys and values to add is |
| 640 |
// specified by the keys and values of $post['meta']. This is used to |
| 641 |
// store anything that the WordPress user might want to access from a |
| 642 |
// template concerning the post's original source that isn't provided |
| 643 |
// for by standard WP meta-data (i.e., any interesting data about the |
| 644 |
// syndicated post other than author, title, timestamp, categories, and |
| 645 |
// guid). It's also used to hook into WordPress's support for |
| 646 |
// enclosures. |
| 647 |
function add_rss_meta () { |
| 648 |
global $wpdb; |
| 649 |
if ( is_array($this->post) and isset($this->post['meta']) and is_array($this->post['meta']) ) : |
| 650 |
$postId = $this->wp_id(); |
| 651 |
|
| 652 |
// Aggregated posts should NOT send out pingbacks. |
| 653 |
// WordPress 2.1-2.2 claim you can tell them not to |
| 654 |
// using $post_pingback, but they don't listen, so we |
| 655 |
// make sure here. |
| 656 |
$result = $wpdb->query(" |
| 657 |
DELETE FROM $wpdb->postmeta |
| 658 |
WHERE post_id='$postId' AND meta_key='_pingme' |
| 659 |
"); |
| 660 |
|
| 661 |
foreach ( $this->post['meta'] as $key => $values ) : |
| 662 |
|
| 663 |
$key = $wpdb->escape($key); |
| 664 |
|
| 665 |
// If this is an update, clear out the old |
| 666 |
// values to avoid duplication. |
| 667 |
$result = $wpdb->query(" |
| 668 |
DELETE FROM $wpdb->postmeta |
| 669 |
WHERE post_id='$postId' AND meta_key='$key' |
| 670 |
"); |
| 671 |
|
| 672 |
// Allow for either a single value or an array |
| 673 |
if (!is_array($values)) $values = array($values); |
| 674 |
foreach ( $values as $value ) : |
| 675 |
$value = $wpdb->escape($value); |
| 676 |
$result = $wpdb->query(" |
| 677 |
INSERT INTO $wpdb->postmeta |
| 678 |
SET |
| 679 |
post_id='$postId', |
| 680 |
meta_key='$key', |
| 681 |
meta_value='$value' |
| 682 |
"); |
| 683 |
endforeach; |
| 684 |
endforeach; |
| 685 |
endif; |
| 686 |
} /* SyndicatedPost::add_rss_meta () */ |
| 687 |
|
| 688 |
// SyndicatedPost::author_id (): get the ID for an author name from |
| 689 |
// the feed. Create the author if necessary. |
| 690 |
function author_id ($unfamiliar_author = 'create') { |
| 691 |
global $wpdb; |
| 692 |
|
| 693 |
$a = $this->author(); |
| 694 |
$author = $a['name']; |
| 695 |
$email = $a['email']; |
| 696 |
$url = $a['uri']; |
| 697 |
|
| 698 |
$match_author_by_email = !('yes' == get_option("feedwordpress_do_not_match_author_by_email")); |
| 699 |
if ($match_author_by_email and !FeedWordPress::is_null_email($email)) : |
| 700 |
$test_email = $email; |
| 701 |
else : |
| 702 |
$test_email = NULL; |
| 703 |
endif; |
| 704 |
|
| 705 |
// Never can be too careful... |
| 706 |
$login = sanitize_user($author, /*strict=*/ true); |
| 707 |
$login = apply_filters('pre_user_login', $login); |
| 708 |
|
| 709 |
$nice_author = sanitize_title($author); |
| 710 |
$nice_author = apply_filters('pre_user_nicename', $nice_author); |
| 711 |
|
| 712 |
$reg_author = $wpdb->escape(preg_quote($author)); |
| 713 |
$author = $wpdb->escape($author); |
| 714 |
$email = $wpdb->escape($email); |
| 715 |
$test_email = $wpdb->escape($test_email); |
| 716 |
$url = $wpdb->escape($url); |
| 717 |
|
| 718 |
// Check for an existing author rule.... |
| 719 |
if (isset($this->link->settings['map authors']['name'][strtolower(trim($author))])) : |
| 720 |
$author_rule = $this->link->settings['map authors']['name'][strtolower(trim($author))]; |
| 721 |
else : |
| 722 |
$author_rule = NULL; |
| 723 |
endif; |
| 724 |
|
| 725 |
// User name is mapped to a particular author. If that author ID exists, use it. |
| 726 |
if (is_numeric($author_rule) and get_userdata((int) $author_rule)) : |
| 727 |
$id = (int) $author_rule; |
| 728 |
|
| 729 |
// User name is filtered out |
| 730 |
elseif ('filter' == $author_rule) : |
| 731 |
$id = NULL; |
| 732 |
|
| 733 |
else : |
| 734 |
// Check the database for an existing author record that might fit |
| 735 |
|
| 736 |
#-- WordPress 2.0+ |
| 737 |
if (fwp_test_wp_version(FWP_SCHEMA_HAS_USERMETA)) : |
| 738 |
|
| 739 |
// First try the user core data table. |
| 740 |
$id = $wpdb->get_var( |
| 741 |
"SELECT ID FROM $wpdb->users |
| 742 |
WHERE |
| 743 |
TRIM(LCASE(user_login)) = TRIM(LCASE('$login')) |
| 744 |
OR ( |
| 745 |
LENGTH(TRIM(LCASE(user_email))) > 0 |
| 746 |
AND TRIM(LCASE(user_email)) = TRIM(LCASE('$test_email')) |
| 747 |
) |
| 748 |
OR TRIM(LCASE(user_nicename)) = TRIM(LCASE('$nice_author')) |
| 749 |
"); |
| 750 |
|
| 751 |
// If that fails, look for aliases in the user meta data table |
| 752 |
if (is_null($id)) : |
| 753 |
$id = $wpdb->get_var( |
| 754 |
"SELECT user_id FROM $wpdb->usermeta |
| 755 |
WHERE |
| 756 |
(meta_key = 'description' AND TRIM(LCASE(meta_value)) = TRIM(LCASE('$author'))) |
| 757 |
OR ( |
| 758 |
meta_key = 'description' |
| 759 |
AND TRIM(LCASE(meta_value)) |
| 760 |
RLIKE CONCAT( |
| 761 |
'(^|\\n)a\\.?k\\.?a\\.?( |\\t)*:?( |\\t)*', |
| 762 |
TRIM(LCASE('$reg_author')), |
| 763 |
'( |\\t|\\r)*(\\n|\$)' |
| 764 |
) |
| 765 |
) |
| 766 |
"); |
| 767 |
endif; |
| 768 |
|
| 769 |
#-- WordPress 1.5.x |
| 770 |
else : |
| 771 |
$id = $wpdb->get_var( |
| 772 |
"SELECT ID from $wpdb->users |
| 773 |
WHERE |
| 774 |
TRIM(LCASE(user_login)) = TRIM(LCASE('$login')) OR |
| 775 |
( |
| 776 |
LENGTH(TRIM(LCASE(user_email))) > 0 |
| 777 |
AND TRIM(LCASE(user_email)) = TRIM(LCASE('$test_email')) |
| 778 |
) OR |
| 779 |
TRIM(LCASE(user_firstname)) = TRIM(LCASE('$author')) OR |
| 780 |
TRIM(LCASE(user_nickname)) = TRIM(LCASE('$author')) OR |
| 781 |
TRIM(LCASE(user_nicename)) = TRIM(LCASE('$nice_author')) OR |
| 782 |
TRIM(LCASE(user_description)) = TRIM(LCASE('$author')) OR |
| 783 |
( |
| 784 |
LOWER(user_description) |
| 785 |
RLIKE CONCAT( |
| 786 |
'(^|\\n)a\\.?k\\.?a\\.?( |\\t)*:?( |\\t)*', |
| 787 |
LCASE('$reg_author'), |
| 788 |
'( |\\t|\\r)*(\\n|\$)' |
| 789 |
) |
| 790 |
) |
| 791 |
"); |
| 792 |
|
| 793 |
endif; |
| 794 |
|
| 795 |
// ... if you don't find one, then do what you need to do |
| 796 |
if (is_null($id)) : |
| 797 |
if ($unfamiliar_author === 'create') : |
| 798 |
$userdata = array(); |
| 799 |
|
| 800 |
#-- user table data |
| 801 |
$userdata['ID'] = NULL; // new user |
| 802 |
$userdata['user_login'] = $login; |
| 803 |
$userdata['user_nicename'] = $nice_author; |
| 804 |
$userdata['user_pass'] = substr(md5(uniqid(microtime())), 0, 6); // just something random to lock it up |
| 805 |
$userdata['user_email'] = $email; |
| 806 |
$userdata['user_url'] = $url; |
| 807 |
$userdata['display_name'] = $author; |
| 808 |
|
| 809 |
$id = wp_insert_user($userdata); |
| 810 |
elseif (is_numeric($unfamiliar_author) and get_userdata((int) $unfamiliar_author)) : |
| 811 |
$id = (int) $unfamiliar_author; |
| 812 |
elseif ($unfamiliar_author === 'default') : |
| 813 |
$id = 1; |
| 814 |
endif; |
| 815 |
endif; |
| 816 |
endif; |
| 817 |
|
| 818 |
if ($id) : |
| 819 |
$this->link->settings['map authors']['name'][strtolower(trim($author))] = $id; |
| 820 |
endif; |
| 821 |
return $id; |
| 822 |
} // function SyndicatedPost::author_id () |
| 823 |
|
| 824 |
// look up (and create) category ids from a list of categories |
| 825 |
function category_ids ($cats, $unfamiliar_category = 'create', $tags_too = false) { |
| 826 |
global $wpdb; |
| 827 |
|
| 828 |
// We need to normalize whitespace because (1) trailing |
| 829 |
// whitespace can cause PHP and MySQL not to see eye to eye on |
| 830 |
// VARCHAR comparisons for some versions of MySQL (cf. |
| 831 |
// <http://dev.mysql.com/doc/mysql/en/char.html>), and (2) |
| 832 |
// because I doubt most people want to make a semantic |
| 833 |
// distinction between 'Computers' and 'Computers ' |
| 834 |
$cats = array_map('trim', $cats); |
| 835 |
|
| 836 |
$tags = array(); |
| 837 |
|
| 838 |
$cat_ids = array (); |
| 839 |
foreach ($cats as $cat_name) : |
| 840 |
if (preg_match('/^{#([0-9]+)}$/', $cat_name, $backref)) : |
| 841 |
$cat_id = (int) $backref[1]; |
| 842 |
if (function_exists('is_term') and is_term($cat_id, 'category')) : |
| 843 |
$cat_ids[] = $cat_id; |
| 844 |
elseif (get_category($cat_id)) : |
| 845 |
$cat_ids[] = $cat_id; |
| 846 |
endif; |
| 847 |
elseif (strlen($cat_name) > 0) : |
| 848 |
$esc = $wpdb->escape($cat_name); |
| 849 |
$resc = $wpdb->escape(preg_quote($cat_name)); |
| 850 |
|
| 851 |
// WordPress 2.3+ |
| 852 |
if (function_exists('is_term')) : |
| 853 |
$cat_id = is_term($cat_name, 'category'); |
| 854 |
if ($cat_id) : |
| 855 |
$cat_ids[] = $cat_id['term_id']; |
| 856 |
// There must be a better way to do this... |
| 857 |
elseif ($results = $wpdb->get_results( |
| 858 |
"SELECT term_id |
| 859 |
FROM $wpdb->term_taxonomy |
| 860 |
WHERE |
| 861 |
LOWER(description) RLIKE |
| 862 |
CONCAT('(^|\\n)a\\.?k\\.?a\\.?( |\\t)*:?( |\\t)*', LOWER('{$resc}'), '( |\\t|\\r)*(\\n|\$)')" |
| 863 |
)) : |
| 864 |
foreach ($results AS $term) : |
| 865 |
$cat_ids[] = (int) $term->term_id; |
| 866 |
endforeach; |
| 867 |
elseif ('tag'==$unfamiliar_category) : |
| 868 |
$tags[] = $cat_name; |
| 869 |
elseif ('create'===$unfamiliar_category) : |
| 870 |
$term = wp_insert_term($cat_name, 'category'); |
| 871 |
if (is_wp_error($term)) : |
| 872 |
FeedWordPress::noncritical_bug('term insertion problem', array('cat_name' => $cat_name, 'term' => $term, 'this' => $this), __LINE__); |
| 873 |
else : |
| 874 |
$cat_ids[] = $term['term_id']; |
| 875 |
endif; |
| 876 |
endif; |
| 877 |
|
| 878 |
// WordPress 1.5.x - 2.2.x |
| 879 |
else : |
| 880 |
$results = $wpdb->get_results( |
| 881 |
"SELECT cat_ID |
| 882 |
FROM $wpdb->categories |
| 883 |
WHERE |
| 884 |
(LOWER(cat_name) = LOWER('$esc')) |
| 885 |
OR (LOWER(category_description) |
| 886 |
RLIKE CONCAT('(^|\\n)a\\.?k\\.?a\\.?( |\\t)*:?( |\\t)*', LOWER('{$resc}'), '( |\\t|\\r)*(\\n|\$)')) |
| 887 |
"); |
| 888 |
if ($results) : |
| 889 |
foreach ($results as $term) : |
| 890 |
$cat_ids[] = (int) $term->cat_ID; |
| 891 |
endforeach; |
| 892 |
elseif ('create'===$unfamiliar_category) : |
| 893 |
if (function_exists('wp_insert_category')) : |
| 894 |
$cat_id = wp_insert_category(array('cat_name' => $cat_name)); |
| 895 |
// And into the database we go. |
| 896 |
else : |
| 897 |
$nice_kitty = sanitize_title($cat_name); |
| 898 |
$wpdb->query(sprintf(" |
| 899 |
INSERT INTO $wpdb->categories |
| 900 |
SET |
| 901 |
cat_name='%s', |
| 902 |
category_nicename='%s' |
| 903 |
", $wpdb->escape($cat_name), $nice_kitty |
| 904 |
)); |
| 905 |
$cat_id = $wpdb->insert_id; |
| 906 |
endif; |
| 907 |
$cat_ids[] = $cat_id; |
| 908 |
endif; |
| 909 |
endif; |
| 910 |
endif; |
| 911 |
endforeach; |
| 912 |
|
| 913 |
if ((count($cat_ids) == 0) and ($unfamiliar_category === 'filter')) : |
| 914 |
$cat_ids = NULL; // Drop the post |
| 915 |
else : |
| 916 |
$cat_ids = array_unique($cat_ids); |
| 917 |
endif; |
| 918 |
|
| 919 |
if ($tags_too) : $ret = array($cat_ids, $tags); |
| 920 |
else : $ret = $cat_ids; |
| 921 |
endif; |
| 922 |
|
| 923 |
return $ret; |
| 924 |
} // function SyndicatedPost::category_ids () |
| 925 |
|
| 926 |
function use_api ($tag) { |
| 927 |
global $wp_db_version; |
| 928 |
switch ($tag) : |
| 929 |
case 'wp_insert_post': |
| 930 |
// Before 2.2, wp_insert_post does too much of the wrong stuff to use it |
| 931 |
// In 1.5 it was such a resource hog it would make PHP segfault on big updates |
| 932 |
$ret = (isset($wp_db_version) and $wp_db_version > FWP_SCHEMA_21); |
| 933 |
break; |
| 934 |
case 'post_status_pending': |
| 935 |
$ret = (isset($wp_db_version) and $wp_db_version > FWP_SCHEMA_23); |
| 936 |
break; |
| 937 |
endswitch; |
| 938 |
return $ret; |
| 939 |
} // function SyndicatedPost::use_api () |
| 940 |
|
| 941 |
#### EXTRACT DATA FROM FEED ITEM #### |
| 942 |
|
| 943 |
function created () { |
| 944 |
$epoch = null; |
| 945 |
if (isset($this->item['dc']['created'])) : |
| 946 |
$epoch = @parse_w3cdtf($this->item['dc']['created']); |
| 947 |
elseif (isset($this->item['dcterms']['created'])) : |
| 948 |
$epoch = @parse_w3cdtf($this->item['dcterms']['created']); |
| 949 |
elseif (isset($this->item['created'])): // Atom 0.3 |
| 950 |
$epoch = @parse_w3cdtf($this->item['created']); |
| 951 |
endif; |
| 952 |
return $epoch; |
| 953 |
} |
| 954 |
function published ($fallback = true) { |
| 955 |
$epoch = null; |
| 956 |
|
| 957 |
# RSS is a fucking mess. Figure out whether we have a date in |
| 958 |
# <dc:date>, <issued>, <pubDate>, etc., and get it into Unix |
| 959 |
# epoch format for reformatting. If we can't find anything, |
| 960 |
# we'll use the last-updated time. |
| 961 |
if (isset($this->item['dc']['date'])): // Dublin Core |
| 962 |
$epoch = @parse_w3cdtf($this->item['dc']['date']); |
| 963 |
elseif (isset($this->item['dcterms']['issued'])) : // Dublin Core extensions |
| 964 |
$epoch = @parse_w3cdtf($this->item['dcterms']['issued']); |
| 965 |
elseif (isset($this->item['published'])) : // Atom 1.0 |
| 966 |
$epoch = @parse_w3cdtf($this->item['published']); |
| 967 |
elseif (isset($this->item['issued'])): // Atom 0.3 |
| 968 |
$epoch = @parse_w3cdtf($this->item['issued']); |
| 969 |
elseif (isset($this->item['pubdate'])): // RSS 2.0 |
| 970 |
$epoch = strtotime($this->item['pubdate']); |
| 971 |
elseif ($fallback) : // Fall back to <updated> / <modified> if present |
| 972 |
$epoch = $this->updated(/*fallback=*/ false); |
| 973 |
endif; |
| 974 |
|
| 975 |
# If everything failed, then default to the current time. |
| 976 |
if (is_null($epoch)) : |
| 977 |
if (-1 == $default) : |
| 978 |
$epoch = time(); |
| 979 |
else : |
| 980 |
$epoch = $default; |
| 981 |
endif; |
| 982 |
endif; |
| 983 |
|
| 984 |
return $epoch; |
| 985 |
} |
| 986 |
function updated ($fallback = true, $default = -1) { |
| 987 |
$epoch = null; |
| 988 |
|
| 989 |
# As far as I know, only dcterms and Atom have reliable ways to |
| 990 |
# specify when something was *modified* last. If neither is |
| 991 |
# available, then we'll try to get the time of publication. |
| 992 |
if (isset($this->item['dc']['modified'])) : // Not really correct |
| 993 |
$epoch = @parse_w3cdtf($this->item['dc']['modified']); |
| 994 |
elseif (isset($this->item['dcterms']['modified'])) : // Dublin Core extensions |
| 995 |
$epoch = @parse_w3cdtf($this->item['dcterms']['modified']); |
| 996 |
elseif (isset($this->item['modified'])): // Atom 0.3 |
| 997 |
$epoch = @parse_w3cdtf($this->item['modified']); |
| 998 |
elseif (isset($this->item['updated'])): // Atom 1.0 |
| 999 |
$epoch = @parse_w3cdtf($this->item['updated']); |
| 1000 |
elseif ($fallback) : // Fall back to issued / dc:date |
| 1001 |
$epoch = $this->published(/*fallback=*/ false, /*default=*/ $default); |
| 1002 |
endif; |
| 1003 |
|
| 1004 |
# If everything failed, then default to the current time. |
| 1005 |
if (is_null($epoch)) : |
| 1006 |
if (-1 == $default) : |
| 1007 |
$epoch = time(); |
| 1008 |
else : |
| 1009 |
$epoch = $default; |
| 1010 |
endif; |
| 1011 |
endif; |
| 1012 |
|
| 1013 |
return $epoch; |
| 1014 |
} |
| 1015 |
|
| 1016 |
function update_hash () { |
| 1017 |
return md5(serialize($this->item)); |
| 1018 |
} |
| 1019 |
|
| 1020 |
function guid () { |
| 1021 |
$guid = null; |
| 1022 |
if (isset($this->item['id'])): // Atom 0.3 / 1.0 |
| 1023 |
$guid = $this->item['id']; |
| 1024 |
elseif (isset($this->item['atom']['id'])) : // Namespaced Atom |
| 1025 |
$guid = $this->item['atom']['id']; |
| 1026 |
elseif (isset($this->item['guid'])) : // RSS 2.0 |
| 1027 |
$guid = $this->item['guid']; |
| 1028 |
elseif (isset($this->item['dc']['identifier'])) :// yeah, right |
| 1029 |
$guid = $this->item['dc']['identifier']; |
| 1030 |
else : |
| 1031 |
// The feed does not seem to have provided us with a |
| 1032 |
// unique identifier, so we'll have to cobble together |
| 1033 |
// a tag: URI that might work for us. The base of the |
| 1034 |
// URI will be the host name of the feed source ... |
| 1035 |
$bits = parse_url($this->feedmeta['link/uri']); |
| 1036 |
$guid = 'tag:'.$bits['host']; |
| 1037 |
|
| 1038 |
// If we have a date of creation, then we can use that |
| 1039 |
// to uniquely identify the item. (On the other hand, if |
| 1040 |
// the feed producer was consicentious enough to |
| 1041 |
// generate dates of creation, she probably also was |
| 1042 |
// conscientious enough to generate unique identifiers.) |
| 1043 |
if (!is_null($this->created())) : |
| 1044 |
$guid .= '://post.'.date('YmdHis', $this->created()); |
| 1045 |
|
| 1046 |
// Otherwise, use both the URI of the item, *and* the |
| 1047 |
// item's title. We have to use both because titles are |
| 1048 |
// often not unique, and sometimes links aren't unique |
| 1049 |
// either (e.g. Bitch (S)HITLIST, Mozilla Dot Org news, |
| 1050 |
// some podcasts). But it's rare to have *both* the same |
| 1051 |
// title *and* the same link for two different items. So |
| 1052 |
// this is about the best we can do. |
| 1053 |
else : |
| 1054 |
$guid .= '://'.md5($this->item['link'].'/'.$this->item['title']); |
| 1055 |
endif; |
| 1056 |
endif; |
| 1057 |
return $guid; |
| 1058 |
} |
| 1059 |
|
| 1060 |
function author () { |
| 1061 |
$author = array (); |
| 1062 |
|
| 1063 |
if (isset($this->item['author_name'])): |
| 1064 |
$author['name'] = $this->item['author_name']; |
| 1065 |
elseif (isset($this->item['dc']['creator'])): |
| 1066 |
$author['name'] = $this->item['dc']['creator']; |
| 1067 |
elseif (isset($this->item['dc']['contributor'])): |
| 1068 |
$author['name'] = $this->item['dc']['contributor']; |
| 1069 |
elseif (isset($this->feed->channel['dc']['creator'])) : |
| 1070 |
$author['name'] = $this->feed->channel['dc']['creator']; |
| 1071 |
elseif (isset($this->feed->channel['dc']['contributor'])) : |
| 1072 |
$author['name'] = $this->feed->channel['dc']['contributor']; |
| 1073 |
elseif (isset($this->feed->channel['author_name'])) : |
| 1074 |
$author['name'] = $this->feed->channel['author_name']; |
| 1075 |
elseif ($this->feed->is_rss() and isset($this->item['author'])) : |
| 1076 |
// The author element in RSS is allegedly an |
| 1077 |
// e-mail address, but lots of people don't use |
| 1078 |
// it that way. So let's make of it what we can. |
| 1079 |
$author = parse_email_with_realname($this->item['author']); |
| 1080 |
|
| 1081 |
if (!isset($author['name'])) : |
| 1082 |
if (isset($author['email'])) : |
| 1083 |
$author['name'] = $author['email']; |
| 1084 |
else : |
| 1085 |
$author['name'] = $this->feed->channel['title']; |
| 1086 |
endif; |
| 1087 |
endif; |
| 1088 |
else : |
| 1089 |
$author['name'] = $this->feed->channel['title']; |
| 1090 |
endif; |
| 1091 |
|
| 1092 |
if (isset($this->item['author_email'])): |
| 1093 |
$author['email'] = $this->item['author_email']; |
| 1094 |
elseif (isset($this->feed->channel['author_email'])) : |
| 1095 |
$author['email'] = $this->feed->channel['author_email']; |
| 1096 |
endif; |
| 1097 |
|
| 1098 |
if (isset($this->item['author_url'])): |
| 1099 |
$author['uri'] = $this->item['author_url']; |
| 1100 |
elseif (isset($this->feed->channel['author_url'])) : |
| 1101 |
$author['uri'] = $this->item['author_url']; |
| 1102 |
else: |
| 1103 |
$author['uri'] = $this->feed->channel['link']; |
| 1104 |
endif; |
| 1105 |
|
| 1106 |
return $author; |
| 1107 |
} // SyndicatedPost::author() |
| 1108 |
|
| 1109 |
var $uri_attrs = array ( |
| 1110 |
array('a', 'href'), |
| 1111 |
array('applet', 'codebase'), |
| 1112 |
array('area', 'href'), |
| 1113 |
array('blockquote', 'cite'), |
| 1114 |
array('body', 'background'), |
| 1115 |
array('del', 'cite'), |
| 1116 |
array('form', 'action'), |
| 1117 |
array('frame', 'longdesc'), |
| 1118 |
array('frame', 'src'), |
| 1119 |
array('iframe', 'longdesc'), |
| 1120 |
array('iframe', 'src'), |
| 1121 |
array('head', 'profile'), |
| 1122 |
array('img', 'longdesc'), |
| 1123 |
array('img', 'src'), |
| 1124 |
array('img', 'usemap'), |
| 1125 |
array('input', 'src'), |
| 1126 |
array('input', 'usemap'), |
| 1127 |
array('ins', 'cite'), |
| 1128 |
array('link', 'href'), |
| 1129 |
array('object', 'classid'), |
| 1130 |
array('object', 'codebase'), |
| 1131 |
array('object', 'data'), |
| 1132 |
array('object', 'usemap'), |
| 1133 |
array('q', 'cite'), |
| 1134 |
array('script', 'src') |
| 1135 |
); /* var SyndicatedPost::$uri_attrs */ |
| 1136 |
|
| 1137 |
var $_base = null; |
| 1138 |
|
| 1139 |
function resolve_single_relative_uri ($refs) { |
| 1140 |
$tag = FeedWordPressHTML::attributeMatch($refs); |
| 1141 |
$url = Relative_URI::resolve($tag['value'], $this->_base); |
| 1142 |
return $tag['prefix'] . $url . $tag['suffix']; |
| 1143 |
} /* function SyndicatedPost::resolve_single_relative_uri() */ |
| 1144 |
|
| 1145 |
function resolve_relative_uris ($content, $obj) { |
| 1146 |
# The MagpieRSS upgrade has some `xml:base` support baked in. |
| 1147 |
# However, sometimes people do silly things, like putting |
| 1148 |
# relative URIs out on a production RSS 2.0 feed or other feeds |
| 1149 |
# with no good support for `xml:base`. So we'll do our best to |
| 1150 |
# try to catch any remaining relative URIs and resolve them as |
| 1151 |
# best we can. |
| 1152 |
$obj->_base = $obj->item['link']; // Reset the base for resolving relative URIs |
| 1153 |
|
| 1154 |
foreach ($obj->uri_attrs as $pair) : |
| 1155 |
list($tag, $attr) = $pair; |
| 1156 |
$pattern = FeedWordPressHTML::attributeRegex($tag, $attr); |
| 1157 |
$content = preg_replace_callback ( |
| 1158 |
$pattern, |
| 1159 |
array(&$obj, 'resolve_single_relative_uri'), |
| 1160 |
$content |
| 1161 |
); |
| 1162 |
endforeach; |
| 1163 |
|
| 1164 |
return $content; |
| 1165 |
} /* function SyndicatedPost::resolve_relative_uris () */ |
| 1166 |
|
| 1167 |
var $strip_attrs = array ( |
| 1168 |
array('[a-z]+', 'target'), |
| 1169 |
// array('[a-z]+', 'style'), |
| 1170 |
// array('[a-z]+', 'on[a-z]+'), |
| 1171 |
); |
| 1172 |
|
| 1173 |
function strip_attribute_from_tag ($refs) { |
| 1174 |
$tag = FeedWordPressHTML::attributeMatch($refs); |
| 1175 |
return $tag['before_attribute'].$tag['after_attribute']; |
| 1176 |
} |
| 1177 |
|
| 1178 |
function sanitize_content ($content, $obj) { |
| 1179 |
# This kind of sucks. I intend to replace it with |
| 1180 |
# lib_filter sometime soon. |
| 1181 |
foreach ($obj->strip_attrs as $pair): |
| 1182 |
list($tag,$attr) = $pair; |
| 1183 |
$pattern = FeedWordPressHTML::attributeRegex($tag, $attr); |
| 1184 |
|
| 1185 |
$content = preg_replace_callback ( |
| 1186 |
$pattern, |
| 1187 |
array(&$obj, 'strip_attribute_from_tag'), |
| 1188 |
$content |
| 1189 |
); |
| 1190 |
endforeach; |
| 1191 |
return $content; |
| 1192 |
} |
| 1193 |
} // class SyndicatedPost |
| 1194 |
|
| 1195 |
|
