entry = $item['simplepie'];
$this->item = $item['magpie'];
$item = $item['magpie'];
elseif ( is_a( $item, 'SimplePie_Item' ) ) :
$this->entry = $item;
// convert to Magpie for compat purposes
$mpie = new MagpieFromSimplePie( $source->simplepie, $this->entry );
$this->item = $mpie->get_item();
// done with conversion object
$mpie = NULL; unset( $mpie );
else :
$this->item = $item;
endif;
$this->link = $source;
$this->feed = $source->magpie;
$this->feedmeta = $source->settings;
FeedWordPress::diagnostic( 'feed_items', 'Considering item [' . $this->guid() . '] "' . $this->entry->get_title().'"');
# Dealing with namespaces can get so fucking fucked.
$this->xmlns['forward'] = $source->magpie->_XMLNS_FAMILIAR;
$this->xmlns['reverse'] = array();
foreach ( $this->xmlns['forward'] as $url => $ns ) :
if ( ! isset( $this->xmlns['reverse'][ $ns ] ) ) :
$this->xmlns['reverse'][ $ns ] = array();
endif;
$this->xmlns['reverse'][ $ns ][] = $url;
endforeach;
// Fucking SimplePie.
$this->xmlns['reverse']['rss'][] = '';
// Trigger global syndicated_item filter.
$changed = apply_filters( 'syndicated_item', $this->item, $this );
$this->item = $changed;
// Allow for feed-specific syndicated_item filters.
$changed = apply_filters(
"syndicated_item_" . $source->uri(),
$this->item,
$this
);
$this->item = $changed;
# Filters can halt further processing by returning NULL
if ( is_null( $this->item ) ) :
$this->post = NULL;
else :
# Note that nothing is run through esc_sql() here.
# That's deliberate. The escaping is done at the point
# of insertion, not here, to avoid double-escaping and
# to avoid screwing with syndicated_post filters
$this->post['post_title'] = apply_filters(
'syndicated_item_title',
$this->entry->get_title(),
$this
);
$this->named['author'] = apply_filters(
'syndicated_item_author',
$this->author(),
$this
);
// This just gives us an alphanumeric name for the author.
// We look up (or create) the numeric ID for the author
// in SyndicatedPost::add().
$this->post['post_content'] = apply_filters(
'syndicated_item_content',
$this->content(),
$this
);
$excerpt = apply_filters( 'syndicated_item_excerpt', $this->excerpt(), $this );
if ( !empty( $excerpt ) ):
$this->post['post_excerpt'] = $excerpt;
endif;
// Dealing with timestamps in WordPress is so fucking fucked.
$offset = (int) get_option( 'gmt_offset' ) * 60 * 60;
$post_date_gmt = $this->published( array( 'default' => -1 ) );
$post_modified_gmt = $this->updated( array( 'default' => -1 ) );
$this->post['post_date_gmt'] = gmdate( 'Y-m-d H:i:s', $post_date_gmt );
$this->post['post_date'] = gmdate( 'Y-m-d H:i:s', $post_date_gmt + $offset );
$this->post['post_modified_gmt'] = gmdate( 'Y-m-d H:i:s', $post_modified_gmt );
$this->post['post_modified'] = gmdate( 'Y-m-d H:i:s', $post_modified_gmt + $offset );
// Use feed-level preferences or the global default.
$this->post['post_status'] = $this->link->syndicated_status( 'post', 'publish' );
$this->post['comment_status'] = $this->link->syndicated_status( 'comment', 'closed' );
$this->post['ping_status'] = $this->link->syndicated_status( 'ping', 'closed' );
// Unique ID (hopefully a unique tag: URI); failing that, the permalink
$this->post['guid'] = apply_filters( 'syndicated_item_guid', $this->guid(), $this );
// 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.
$postMetaIn = $this->link->postmeta( array( "parsed" => true ) );
$postMetaOut = array();
foreach ( $postMetaIn as $key => $meta ) :
$postMetaOut[ $key ] = $meta->do_substitutions( $this );
endforeach;
foreach ( $postMetaOut as $key => $values ) :
if ( is_null( $values ) ) { // have chosen to replace value with empty string
$values = [ '' ];
}
$this->post['meta'][ $key ] = array();
foreach ( $values as $value ) :
$this->post['meta'][ $key ][] = apply_filters( "syndicated_post_meta_{$key}", $value, $this );
endforeach;
endforeach;
// RSS 2.0 / Atom 1.0 enclosure support
$enclosures = $this->entry->get_enclosures();
if ( is_array( $enclosures ) ) : foreach ( $enclosures as $enclosure ) :
$this->post['meta']['enclosure'][] =
apply_filters( 'syndicated_item_enclosure_url', $enclosure->get_link(), $this ) . "\n".
apply_filters( 'syndicated_item_enclosure_length', $enclosure->get_length(), $this ) . "\n".
apply_filters( 'syndicated_item_enclosure_type', $enclosure->get_type(), $this );
endforeach; endif;
// In case you want to point back to the blog this was
// syndicated from.
$sourcemeta['syndication_source'] = apply_filters(
'syndicated_item_source_title',
$this->link->name(),
$this
);
$sourcemeta['syndication_source_uri'] = apply_filters(
'syndicated_item_source_link',
$this->link->homepage(),
$this
);
$sourcemeta['syndication_source_id'] = apply_filters(
'syndicated_item_source_id',
$this->link->guid(),
$this
);
// Make use of atom:source data, if present in an aggregated feed
$entry_source = $this->source();
if ( ! is_null( $entry_source ) ) :
foreach ( $entry_source as $what => $value ) :
if ( ! is_null( $value ) ) :
if ( 'title' == $what ) : $key = 'syndication_source';
elseif ( 'feed' == $what ) : $key = 'syndication_feed';
else : $key = "syndication_source_{$what}";
endif;
$sourcemeta["{$key}_original"] = apply_filters(
'syndicated_item_original_source_' . $what,
$value,
$this
);
endif;
endforeach;
endif;
foreach ( $sourcemeta as $meta_key => $value ) :
if ( !is_null( $value ) ) :
$this->post['meta'][ $meta_key ] = $value;
endif;
endforeach;
// Store information on human-readable and machine-readable comment URIs
// Human-readable comment URI
$commentLink = apply_filters( 'syndicated_item_comments', $this->comment_link(), $this );
if ( ! is_null( $commentLink) ) : $this->post['meta']['rss:comments'] = $commentLink; endif;
// Machine-readable content feed URI
$commentFeed = apply_filters( 'syndicated_item_commentrss', $this->comment_feed(), $this );
if ( ! is_null( $commentFeed ) ) : $this->post['meta']['wfw:commentRSS'] = $commentFeed; endif;
// Yeah, yeah, now I know that it's supposed to be
// wfw:commentRss. Oh well. Path dependence, sucka.
// Store information to identify the feed that this came from
if ( isset( $this->feedmeta['link/uri'] ) ) :
$this->post['meta']['syndication_feed'] = $this->feedmeta['link/uri'];
endif;
if ( isset( $this->feedmeta['link/id'] ) ) :
$this->post['meta']['syndication_feed_id'] = $this->feedmeta['link/id'];
endif;
if ( isset( $this->item['source_link_self'] ) ) :
$this->post['meta']['syndication_feed_original'] = $this->item['source_link_self'];
endif;
// In case you want to know the external permalink...
$this->post['meta']['syndication_permalink'] = apply_filters( 'syndicated_item_link', $this->permalink() );
// Store a hash of the post content for checking whether something needs to be updated
$this->post['meta']['syndication_item_hash'] = $this->update_hash();
// Categories, Tags, and other Terms: from settings assignments (global settings, subscription settings),
// and from feed assignments (item metadata, post content)
$this->preset_terms = apply_filters( 'syndicated_item_preset_terms', $this->get_terms_from_settings(), $this );
$this->feed_terms = apply_filters( 'syndicated_item_feed_terms', $this->get_terms_from_feeds(), $this );
$this->post['post_type'] = apply_filters(
'syndicated_post_type',
$this->link->setting( 'syndicated post type', 'syndicated_post_type', 'post' ),
$this
);
endif;
} /* SyndicatedPost::__construct() */
#####################################
#### EXTRACT DATA FROM FEED ITEM ####
#####################################
function substitution_function ($name) {
$ret = NULL;
switch ($name) :
// Allowed PHP string functions
case 'trim':
case 'ltrim':
case 'rtrim':
case 'strtoupper':
case 'strtolower':
case 'urlencode':
case 'urldecode':
$ret = $name;
endswitch;
return $ret;
}
/**
* SyndicatedPost::query uses an XPath-like syntax to query arbitrary
* elements within the syndicated item.
*
* @param string $path
* @returns array of string values representing contents of matching
* elements or attributes
*/
public function query ($path) {
$xq = new SyndicatedPostXPathQuery(array("path" => $path));
$feedChannel = array_merge(
$this->get_feed_root_element(),
$this->get_feed_channel_elements()
);
$matches = $xq->match(array(
"type" => $this->link->simplepie->get_type(),
"xmlns" => $this->xmlns,
"map" => array(
"/" => array($this->entry->data),
"item" => array($this->entry->data),
"feed" => $feedChannel,
"channel" => $feedChannel
),
"context" => $this->entry->data,
"parent" => $feedChannel,
));
return $matches;
} /* SyndicatedPost::query() */
function get_feed_root_element () {
$matches = array();
foreach ($this->link->simplepie->data['child'] as $ns => $root) :
foreach ($root as $element => $data) :
$matches = array_merge($matches, $data);
endforeach;
endforeach;
return $matches;
} /* SyndicatedPost::get_feed_root_element() */
function get_feed_channel_elements () {
$rss = array(
SIMPLEPIE_NAMESPACE_RSS_090,
SIMPLEPIE_NAMESPACE_RSS_10,
'http://backend.userland.com/RSS2',
SIMPLEPIE_NAMESPACE_RSS_20,
);
$matches = array();
foreach ($rss as $ns) :
$data = $this->link->simplepie->get_feed_tags($ns, 'channel');
if ( !is_null($data)) :
$matches = array_merge($matches, $data);
endif;
endforeach;
return $matches;
} /* SyndicatedPost::get_feed_channel_elements() */
public function get_categories ($params = array()) {
return $this->entry->get_categories();
}
public function title ($params = array()) {
return $this->entry->get_title();
} /* SyndicatedPost::title () */
public function content ($params = array())
{
$params = wp_parse_args($params, array(
"full only" => false,
));
$content = NULL;
// FIXME: This is one of the main places in the code still using
// the outmoded SimplePie - to - Magpie construction. We could
// replace using SimplePie_Item::get_tags() here. (Or if really
// ambitious we could attempt to just use
// SimplePie_Item::get_content() with content-only set to TRUE
// and some sanitization in effect. -CJ 1jul14
// atom:content, standard method of providing full HTML content
// in Atom feeds.
if (isset($this->item['atom_content'])) :
$content = $this->item['atom_content'];
elseif (isset($this->item['atom']['atom_content'])) :
$content = $this->item['atom']['atom_content'];
// Some exotics: back in the day, before widespread convergence
// on content:encoding, some RSS feeds took advantage of XML
// namespaces to use an inline xhtml:body or xhtml:div element
// for full-content HTML. (E.g. Sam Ruby's feed, IIRC.)
elseif (isset($this->item['xhtml']['body'])) :
$content = $this->item['xhtml']['body'];
elseif (isset($this->item['xhtml']['div'])) :
$content = $this->item['xhtml']['div'];
// content:encoded, most common method of providing full HTML in
// RSS 2.0 feeds.
elseif (isset($this->item['content']['encoded']) and $this->item['content']['encoded']):
$content = $this->item['content']['encoded'];
// Fall back on elements that sometimes may contain full HTML
// but sometimes not.
elseif ( ! $params['full only']) :
// description element is sometimes used for full HTML
// sometimes for summary text in RSS. (By the letter of
// the standard, it should just be for summary text.)
if (isset($this->item['description'])) :
$content = $this->item['description'];
endif;
endif;
return $content;
} /* SyndicatedPost::content() */
public function excerpt () {
# Identify and sanitize excerpt: atom:summary, or rss:description
$excerpt = $this->entry->get_description();
# Many RSS feeds use rss:description, inadvisably, to
# carry the entire post (typically with escaped HTML).
# If that's what happened, we don't want the full
# content for the excerpt.
$content = $this->content();
// Ignore whitespace, case, and tag cruft.
$theExcerpt = preg_replace('/\s+/', '', strtolower(strip_tags(html_entity_decode($excerpt))));
$theContent = preg_replace('/\s+/', '', strtolower(strip_tags(html_entity_decode($content))));
if ( empty($excerpt) or $theExcerpt == $theContent ) :
# If content is available, generate an excerpt.
if ( strlen(trim($content)) > 0 ) :
$excerpt = strip_tags($content);
if (strlen($excerpt) > 255) :
if (is_object($this->link) and is_object($this->link->simplepie)) :
$encoding = $this->link->simplepie->get_encoding();
else :
$encoding = get_option('blog_charset', 'utf8');
endif;
$excerpt = mb_substr($excerpt,0,252,$encoding).'...';
endif;
endif;
endif;
return $excerpt;
} /* SyndicatedPost::excerpt() */
/**
* SyndicatedPost::permalink: returns the permalink for the post, as provided by the
* source feed.
*
* @return string The URL of the original permalink for this syndicated post
*/
public function permalink () {
// Handles explicit elements and also RSS 2.0 cases with
// , etc. Hooray!
$permalink = $this->entry->get_link();
return $permalink;
} /* SyndicatedPost::permalink () */
public function created ($params = array()) {
$unfiltered = false; // $default = NULL; // seems to be unused on this function (gwyneth 20230916)
extract($params);
$date = '';
if (isset($this->item['dc']['created'])) :
$date = $this->item['dc']['created'];
elseif (isset($this->item['dcterms']['created'])) :
$date = $this->item['dcterms']['created'];
elseif (isset($this->item['created'])): // Atom 0.3
$date = $this->item['created'];
endif;
$time = new FeedTime($date);
$tstamp = $time->timestamp();
if ( ! $unfiltered) :
apply_filters('syndicated_item_created', $tstamp, $this);
endif;
return $tstamp;
} /* SyndicatedPost::created() */
public function published ($params = array(), $default = NULL) {
$fallback = true; $unfiltered = false;
if ( !is_array($params)) : // Old style
$fallback = $params;
else : // New style
extract($params);
endif;
$date = '';
$tstamp = null;
# RSS is a fucking mess. Figure out whether we have a date in
# , , , etc., and get it into Unix
# epoch format for reformatting. If we can't find anything,
# we'll use the last-updated time.
if (isset($this->item['dc']['date'])): // Dublin Core
$date = $this->item['dc']['date'];
elseif (isset($this->item['dcterms']['issued'])) : // Dublin Core extensions
$date = $this->item['dcterms']['issued'];
elseif (isset($this->item['published'])) : // Atom 1.0
$date = $this->item['published'];
elseif (isset($this->item['issued'])): // Atom 0.3
$date = $this->item['issued'];
elseif (isset($this->item['pubdate'])): // RSS 2.0
$date = $this->item['pubdate'];
endif;
if (strlen($date) > 0) :
$time = new FeedTime($date);
$tstamp = $time->timestamp();
elseif ($fallback) : // Fall back to / if present
$tstamp = $this->updated(/*fallback=*/ false, /*default=*/ $default);
endif;
# If everything failed, then default to the current time.
if (is_null($tstamp)) :
if (-1 == $default) :
$tstamp = time();
else :
$tstamp = $default;
endif;
endif;
if ( ! $unfiltered) :
$tstamp = apply_filters('syndicated_item_published', $tstamp, $this);
endif;
return $tstamp;
} /* SyndicatedPost::published() */
public function updated ($params = array(), $default = -1) {
$fallback = true; $unfiltered = false;
if ( !is_array($params)) : // Old style
$fallback = $params;
else : // New style
extract($params);
endif;
$date = '';
$tstamp = null;
# As far as I know, only dcterms and Atom have reliable ways to
# specify when something was *modified* last. If neither is
# available, then we'll try to get the time of publication.
if (isset($this->item['dc']['modified'])) : // Not really correct
$date = $this->item['dc']['modified'];
elseif (isset($this->item['dcterms']['modified'])) : // Dublin Core extensions
$date = $this->item['dcterms']['modified'];
elseif (isset($this->item['modified'])): // Atom 0.3
$date = $this->item['modified'];
elseif (isset($this->item['updated'])): // Atom 1.0
$date = $this->item['updated'];
endif;
if (strlen($date) > 0) :
$time = new FeedTime($date);
$tstamp = $time->timestamp();
elseif ($fallback) : // Fall back to issued / dc:date
$tstamp = $this->published(/*fallback=*/ false, /*default=*/ $default);
endif;
# If everything failed, then default to the current time.
if (is_null($tstamp)) :
if (-1 == $default) :
$tstamp = time();
else :
$tstamp = $default;
endif;
endif;
if ( ! $unfiltered) :
$tstamp = apply_filters('syndicated_item_updated', $tstamp, $this);
endif;
return $tstamp;
} /* SyndicatedPost::updated() */
var $_hashes = array();
function stored_hashes ($id = NULL) {
if (is_null($id)) :
$id = $this->wp_id();
endif;
if ( !isset($this->_hashes[$id])) :
$this->_hashes[$id] = get_post_custom_values(
'syndication_item_hash', $id
);
if (is_null($this->_hashes[$id])) :
$this->_hashes[$id] = array();
endif;
endif;
return $this->_hashes[$id];
}
function update_hash ($hashed = true) {
// Basis for tracking possible changes to item.
$hash = array(
"title" => $this->entry->get_title(),
"link" => $this->permalink(),
"content" => $this->content(),
"excerpt" => $this->excerpt(),
);
if ($hashed) :
$hash = md5(serialize($hash));
endif;
return $hash;
} /* SyndicatedPost::update_hash() */
/**
* SyndicatedPost::normalize_guid_prefix(): generates a normalized URL
* prefix (including scheme, authority, full path, and the beginning of
* a query string) for creating guids that conform to WordPress's
* internal constraints on the URL space for valid guids. To create a
* normalized guid, just concatenate a valid URL query parameter value
* to the returned URL.
*
* @return string The URL prefix generated.
*
* @uses trailingslashit()
* @uses home_url()
* @uses apply_filters()
*/
static function normalize_guid_prefix () {
$scheme = 'http';
$url = trailingslashit(home_url(/*path=*/ '', $scheme));
return apply_filters('syndicated_item_guid_normalized_prefix', $url . '?guid=', $scheme);
} /* SyndicatedPost::normalize_guid_prefix() */
static function normalize_guid ($guid) {
$guid = trim($guid);
if (preg_match('/^[0-9a-z]{32}$/i', $guid)) : // MD5
$guid = SyndicatedPost::normalize_guid_prefix().strtolower($guid);
elseif ((strlen(esc_url($guid)) == 0) or (esc_url($guid) != $guid)) :
$guid = SyndicatedPost::normalize_guid_prefix().md5($guid);
endif;
$guid = trim($guid);
return $guid;
} /* SyndicatedPost::normalize_guid() */
static function alternative_guid_prefix () {
$scheme = 'https';
$url = trailingslashit(home_url(/*path=*/ '', $scheme));
return apply_filters('syndicated_item_guid_normalized_prefix', $url . '?guid=', $scheme);
}
static function alternative_guid ($guid) {
$guid = trim($guid);
if (preg_match('/^[0-9a-z]{32}$/i', $guid)) : // MD5
$guid = SyndicatedPost::alternative_guid_prefix().strtolower($guid);
elseif ((strlen(esc_url($guid)) == 0) or (esc_url($guid) != $guid)) :
$guid = SyndicatedPost::alternative_guid_prefix().md5($guid);
endif;
$guid = trim($guid);
return $guid;
} /* SyndicatedPost::normalize_guid() */
public function guid () {
$guid = null;
if (isset($this->item['id'])): // Atom 0.3 / 1.0
$guid = $this->item['id'];
elseif (isset($this->item['atom']['id'])) : // Namespaced Atom
$guid = $this->item['atom']['id'];
elseif (isset($this->item['guid'])) : // RSS 2.0
$guid = $this->item['guid'];
elseif (isset($this->item['dc']['identifier'])) : // yeah, right
$guid = $this->item['dc']['identifier'];
endif;
// Un-set or too long to use as-is. Generate a tag: URI.
if (is_null($guid) or strlen($guid) > 250) :
// In case we need to check this again
$original_guid = $guid;
// The feed does not seem to have provided us with a
// usable unique identifier, so we'll have to cobble
// together a tag: URI that might work for us. The base
// of the URI will be the host name of the feed source ...
$bits = parse_url($this->link->uri());
$guid = 'tag:'.$bits['host'];
// Some ill-mannered feeds (for example, certain feeds
// coming from Google Calendar) have extraordinarily long
// guids -- so long that they exceed the 255 character
// width of the WordPress guid field. But if the string
// gets clipped by MySQL, uniqueness tests will fail
// forever after and the post will be endlessly
// reduplicated. So, instead, Guids Of A Certain Length
// are hashed down into a nice, manageable tag: URI.
if ( !is_null($original_guid)) :
$guid .= ',2010-12-03:id.'.md5($original_guid);
// If we have a date of creation, then we can use that
// to uniquely identify the item. (On the other hand, if
// the feed producer was consicentious enough to
// generate dates of creation, she probably also was
// conscientious enough to generate unique identifiers.)
elseif ( !is_null($this->created())) :
$guid .= '://post.'.date('YmdHis', $this->created());
// Otherwise, use both the URI of the item, *and* the
// item's title. We have to use both because titles are
// often not unique, and sometimes links aren't unique
// either (e.g. Bitch (S)HITLIST, Mozilla Dot Org news,
// some podcasts). But it's rare to have *both* the same
// title *and* the same link for two different items. So
// this is about the best we can do.
else :
$link = $this->permalink();
if (is_null($link)) : $link = $this->link->uri(); endif;
$guid .= '://'.md5($link.'/'.$this->title());
endif;
endif;
return $guid;
} /* SyndicatedPost::guid() */
public function author () {
$author = array ();
$aa = $this->entry->get_authors();
if (is_countable($aa) and count($aa) > 0) :
$a = reset($aa);
$author = array(
'name' => $a->get_name(),
'email' => $a->get_email(),
'uri' => $a->get_link(),
);
endif;
if (FEEDWORDPRESS_COMPATIBILITY) :
// Search through the MagpieRSS elements: Atom, Dublin Core, RSS
if (isset($this->item['author_name'])):
$author['name'] = $this->item['author_name'];
elseif (isset($this->item['dc']['creator'])):
$author['name'] = $this->item['dc']['creator'];
elseif (isset($this->item['dc']['contributor'])):
$author['name'] = $this->item['dc']['contributor'];
elseif (isset($this->feed->channel['dc']['creator'])) :
$author['name'] = $this->feed->channel['dc']['creator'];
elseif (isset($this->feed->channel['dc']['contributor'])) :
$author['name'] = $this->feed->channel['dc']['contributor'];
elseif (isset($this->feed->channel['author_name'])) :
$author['name'] = $this->feed->channel['author_name'];
elseif ($this->feed->is_rss() and isset($this->item['author'])) :
// The author element in RSS is allegedly an
// e-mail address, but lots of people don't use
// it that way. So let's make of it what we can.
$author = parse_email_with_realname($this->item['author']);
if ( !isset($author['name'])) :
if (isset($author['email'])) :
$author['name'] = $author['email'];
else :
$author['name'] = $this->feed->channel['title'];
endif;
endif;
endif;
endif;
if ( !isset($author['name']) or is_null($author['name'])) :
// Nothing found. Try some crappy defaults.
if ($this->link->name()) :
$author['name'] = $this->link->name();
else :
$url = parse_url($this->link->uri());
$author['name'] = $url['host'];
endif;
endif;
if (FEEDWORDPRESS_COMPATIBILITY) :
if (isset($this->item['author_email'])):
$author['email'] = $this->item['author_email'];
elseif (isset($this->feed->channel['author_email'])) :
$author['email'] = $this->feed->channel['author_email'];
endif;
if (isset($this->item['author_uri'])):
$author['uri'] = $this->item['author_uri'];
elseif (isset($this->item['author_url'])):
$author['uri'] = $this->item['author_url'];
elseif (isset($this->feed->channel['author_uri'])) :
$author['uri'] = $this->item['author_uri'];
elseif (isset($this->feed->channel['author_url'])) :
$author['uri'] = $this->item['author_url'];
elseif (isset($this->feed->channel['link'])) :
$author['uri'] = $this->feed->channel['link'];
endif;
endif;
return $author;
} /* SyndicatedPost::author() */
/**
* SyndicatedPost::get_terms_from_settings(): Return an array of terms to associate with the incoming
* post based on the Categories, Tags, and other terms associated with each new post by the user's
* settings (global and feed-specific).
*
* @since 2016.0331
* @return array of lists, each element has the taxonomy for a key ('category', 'post_tag', etc.),
* and a list of term codes (either alphanumeric names, or ID numbers encoded in a format that
* SyndicatedLink::category_ids() can understand) within that taxonomy
*
*/
public function get_terms_from_settings () {
// Categories: start with default categories, if any.
$cats = array();
if ('no' != $this->link->setting('add/category', NULL, 'yes')) :
$fc = get_option("feedwordpress_syndication_cats");
if ($fc) :
$cats = array_merge($cats, explode("\n", $fc));
endif;
endif;
$fc = $this->link->setting('cats',NULL, array());
if (is_array($fc)) :
$cats = array_merge($cats, $fc);
endif;
$preset_terms['category'] = $cats;
// Tags: start with default tags, if any
$tags = array();
if ('no' != $this->link->setting('add/post_tag', NULL, 'yes')) :
$ft = get_option("feedwordpress_syndication_tags", NULL);
$tags = (is_null($ft) ? array() : explode(FEEDWORDPRESS_CAT_SEPARATOR, $ft));
endif;
$ft = $this->link->setting('tags', NULL, array());
if (is_array($ft)) :
$tags = array_merge($tags, $ft);
endif;
$preset_terms['post_tag'] = $tags;
$taxonomies = $this->link->taxonomies();
$feedTerms = $this->link->setting('terms', NULL, array());
$globalTerms = get_option('feedwordpress_syndication_terms', array());
$specials = array('category' => 'cats', 'post_tag' => 'tags');
foreach ($taxonomies as $tax) :
// category and tag settings have already previously been handled
// but if this is from another taxonomy, then...
if ( !isset($specials[$tax])) :
$terms = array();
// See if we should get the globals
if ('no' != $this->link->setting("add/$tax", NULL, 'yes')) :
if (isset($globalTerms[$tax])) :
$terms = $globalTerms[$tax];
endif;
endif;
// Now merge in the locals
if (isset($feedTerms[$tax])) :
$terms = array_merge($terms, $feedTerms[$tax]);
endif;
// That's all, folks.
$preset_terms[$tax] = $terms;
endif;
endforeach;
return $preset_terms;
} /* SyndicatedPost::get_terms_from_settings () */
/**
* SyndicatedPost::get_terms_from_feeds(): Return an array of terms to associate with the incoming
* post based on the contents of the subscribed feed (atom:category and rss:category elements, dc:subject
* elements, tags embedded using microformats in the post content, etc.)
*
* @since 2016.0331
* @return array of lists, each element has the taxonomy for a key ('category', 'post_tag', etc.),
* and a list of alphanumeric term names
*/
public function get_terms_from_feeds () {
// Now add categories from the post, if we have 'em
$cats = array();
$post_cats = $this->entry->get_categories();
if (is_array($post_cats)) : foreach ($post_cats as $cat) :
$cat_name = $cat->get_term();
if ( ! $cat_name) : $cat_name = $cat->get_label(); endif;
if ($this->link->setting('cat_split', NULL, NULL)) :
$pcre = "\007".$this->feedmeta['cat_split']."\007";
$cats = array_merge(
$cats,
preg_split(
$pcre,
$cat_name,
-1 /*=no limit*/,
PREG_SPLIT_NO_EMPTY
)
);
else :
$cats[] = $cat_name;
endif;
endforeach; endif;
$feed_terms['category'] = apply_filters('syndicated_item_categories', $cats, $this);
// Scan post for /a[@rel='tag'] and use as tags if present
$tags = $this->inline_tags();
$feed_terms['post_tag'] = apply_filters('syndicated_item_tags', $tags, $this);
return $feed_terms;
} /* SyndicatedPost::get_terms_from_feeds () */
/**
* SyndicatedPost::inline_tags: Return a list of all the tags embedded
* in post content using the a[@rel="tag"] microformat.
*
* @since 2010.0630
* @return array of string values containing the name of each tag
*/
function inline_tags () {
$tags = array();
$content = $this->content();
$pattern = FeedWordPressHTML::tagWithAttributeRegex('a', 'rel', 'tag');
preg_match_all($pattern, $content, $refs, PREG_SET_ORDER);
if (is_countable($refs) and count($refs) > 0) :
foreach ($refs as $ref) :
$tag = FeedWordPressHTML::tagWithAttributeMatch($ref);
$tags[] = $tag['content'];
endforeach;
endif;
return $tags;
}
/**
* SyndicatedPost::isTaggedAs: Test whether a feed item is
* tagged / categorized with a given string. Case and leading and
* trailing whitespace are ignored.
*
* @param string $tag Tag to check for
*
* @return bool Whether or not at least one of the categories / tags on
* $this->item is set to $tag (modulo case and leading and trailing
* whitespace)
*/
function isTaggedAs ($tag) {
$desiredTag = strtolower(trim($tag)); // Normalize case and whitespace
// Check to see if this is tagged with $tag
$currentCategory = 'category';
$currentCategoryNumber = 1;
// If we have the new MagpieRSS, the number of category elements
// on this item is stored under index "category#".
if (isset($this->item['category#'])) :
$numberOfCategories = (int) $this->item['category#'];
// We REALLY shouldn't have the old and busted MagpieRSS, but in
// case we do, it doesn't support multiple categories, but there
// might still be a single value under the "category" index.
elseif (isset($this->item['category'])) :
$numberOfCategories = 1;
// No standard category or tag elements on this feed item.
else :
$numberOfCategories = 0;
endif;
$isSoTagged = false; // Innocent until proven guilty
// Loop through category elements; if there are multiple
// elements, they are indexed as category, category#2,
// category#3, ... category#N
while ($currentCategoryNumber <= $numberOfCategories) :
if ($desiredTag == strtolower(trim($this->item[$currentCategory]))) :
$isSoTagged = true; // Got it!
break;
endif;
$currentCategoryNumber += 1;
$currentCategory = 'category#'.$currentCategoryNumber;
endwhile;
return $isSoTagged;
} /* SyndicatedPost::isTaggedAs() */
/**
* SyndicatedPost::enclosures: returns an array with any enclosures
* that may be attached to this syndicated item.
*
* @param string $type If you only want enclosures that match a certain
* MIME type or group of MIME types, you can limit the enclosures
* that will be returned to only those with a MIME type which
* matches this regular expression.
* @return array
*/
function enclosures( $type = '/.*/' ) {
$enclosures = array();
if ( isset( $this->item['enclosure#'] ) ) :
// Loop through enclosure, enclosure#2, enclosure#3, ....
for ( $i = 1; $i <= $this->item['enclosure#']; $i++ ) :
$eid = ( ( $i > 1 ) ? "#{$i}" : "" ); // this was set as #{$id} — was that a typo? (gwyneth 20230919)
// Does it match the type we want?
if ( preg_match($type, $this->item["enclosure{$eid}@type"] ) ) :
$enclosures[] = array(
"url" => $this->item["enclosure{$eid}@url"],
"type" => $this->item["enclosure{$eid}@type"],
"length" => $this->item["enclosure{$eid}@length"],
);
endif;
endfor;
endif;
return $enclosures;
} /* SyndicatedPost::enclosures() */
function source ($what = NULL) {
$ret = NULL;
$source = $this->entry->get_source();
if ($source) :
$ret = array();
$ret['title'] = $source->get_title();
$ret['uri'] = $source->get_link();
$ret['feed'] = $source->get_link(0, 'self');
if ($id_tags = $source->get_source_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'id')) :
$ret['id'] = $id_tags[0]['data'];
elseif ($id_tags = $source->get_source_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'id')) :
$ret['id'] = $id_tags[0]['data'];
elseif ($id_tags = $source->get_source_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'guid')) :
$ret['id'] = $id_tags[0]['data'];
elseif ($id_tags = $source->get_source_tags(SIMPLEPIE_NAMESPACE_RSS_10, 'guid')) :
$ret['id'] = $id_tags[0]['data'];
elseif ($id_tags = $source->get_source_tags(SIMPLEPIE_NAMESPACE_RSS_090, 'guid')) :
$ret['id'] = $id_tags[0]['data'];
endif;
endif;
if ( !is_null($what) and is_scalar($what)) :
$ret = $ret[$what];
endif;
return $ret;
}
function comment_link () {
$url = null;
// RSS 2.0 has a standard element:
// " is an optional sub-element of . If present,
// it is the url of the comments page for the item."
//
if (isset($this->item['comments'])) :
$url = $this->item['comments'];
endif;
// The convention in Atom feeds is to use a standard
// element with @rel="replies" and @type="text/html".
// Unfortunately, SimplePie_Item::get_links() allows us to filter
// by the value of @rel, but not by the value of @type. *sigh*
// Try Atom 1.0 first
$linkElements = $this->entry->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'link');
// Fall back and try Atom 0.3
if (is_null($linkElements)) : $linkElements = $this->entry->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'link'); endif;
// Now loop through the elements, screening by @rel and @type
if (is_array($linkElements)) : foreach ($linkElements as $link) :
$rel = (isset($link['attribs']['']['rel']) ? $link['attribs']['']['rel'] : 'alternate');
$type = (isset($link['attribs']['']['type']) ? $link['attribs']['']['type'] : NULL);
$href = (isset($link['attribs']['']['href']) ? $link['attribs']['']['href'] : NULL);
if (strtolower($rel)=='replies' and $type=='text/html' and !is_null($href)) :
$url = $href;
endif;
endforeach; endif;
return $url;
}
function comment_feed () {
$feed = null;
// Well Formed Web comment feeds extension for RSS 2.0
//
//
// N.B.: Correct capitalization is wfw:commentRss, but
// wfw:commentRSS is common in the wild (partly due to a typo in
// the original spec). In any case, our item array is normalized
// to all lowercase anyways.
if (isset($this->item['wfw']['commentrss'])) :
$feed = $this->item['wfw']['commentrss'];
endif;
// In Atom 1.0, the convention is to use a standard link element
// with @rel="replies". Sometimes this is also used to pass a
// link to the human-readable comments page, so we also need to
// check link/@type for a feed MIME type.
//
// Which is why I'm not using the SimplePie_Item::get_links()
// method here, incidentally: it doesn't allow you to filter by
// @type. *sigh*
if (isset($this->item['link_replies'])) :
// There may be multiple elements; feeds have a feed MIME type
$N = isset($this->item['link_replies#']) ? $this->item['link_replies#'] : 1;
for ($i = 1; $i <= $N; $i++) :
$currentElement = 'link_replies'.(($i > 1) ? '#'.$i : '');
if (isset($this->item[$currentElement.'@type'])
and preg_match("\007application/(atom|rss|rdf)\+xml\007i", $this->item[$currentElement.'@type'])) :
$feed = $this->item[$currentElement];
endif;
endfor;
endif;
return $feed;
} /* SyndicatedPost::comment_feed() */
##################################
#### BUILT-IN CONTENT FILTERS ####
##################################
var $uri_attrs = array (
array('a', 'href'),
array('applet', 'codebase'),
array('area', 'href'),
array('blockquote', 'cite'),
array('body', 'background'),
array('del', 'cite'),
array('form', 'action'),
array('frame', 'longdesc'),
array('frame', 'src'),
array('iframe', 'longdesc'),
array('iframe', 'src'),
array('head', 'profile'),
array('img', 'longdesc'),
array('img', 'src'),
array('img', 'usemap'),
array('input', 'src'),
array('input', 'usemap'),
array('ins', 'cite'),
array('link', 'href'),
array('object', 'classid'),
array('object', 'codebase'),
array('object', 'data'),
array('object', 'usemap'),
array('q', 'cite'),
array('script', 'src')
); /* var SyndicatedPost::$uri_attrs */
var $_base = null;
function resolve_single_relative_uri ($refs) {
$tag = FeedWordPressHTML::attributeMatch($refs);
$url = SimplePie_Misc::absolutize_url($tag['value'], $this->_base);
return $tag['prefix'] . $url . $tag['suffix'];
} /* function SyndicatedPost::resolve_single_relative_uri() */
static function resolve_relative_uris ($content, $obj) {
$set = $obj->link->setting('resolve relative', 'resolve_relative', 'yes');
if ($set and $set != 'no') :
// Fallback: if we don't have anything better, use the
// item link from the feed
$obj->_base = $obj->permalink(); // Reset the base for resolving relative URIs
// What we should do here, properly, is to use
// SimplePie_Item::get_base() -- but that method is
// currently broken. Or getting down and dirty in the
// SimplePie representation of the content tags and
// grabbing the xml_base member for the content element.
// Maybe someday...
foreach ($obj->uri_attrs as $pair) :
list($tag, $attr) = $pair;
$pattern = FeedWordPressHTML::attributeRegex($tag, $attr);
// FIXME: Encountered issue while testing an extremely long (= 88827 characters) item
// Relying on preg_replace_callback() here can cause a PHP seg fault on my development
// server. preg_match_all() causes a similar problem. Apparently this is a PCRE issue
// Cf. discussion of similar issue
$content = preg_replace_callback (
$pattern,
array($obj, 'resolve_single_relative_uri'),
$content
);
endforeach;
endif;
return $content;
} /* function SyndicatedPost::resolve_relative_uris () */
var $strip_attrs = array (
array('[a-z]+', 'target'),
// array('[a-z]+', 'style'),
// array('[a-z]+', 'on[a-z]+'),
);
function strip_attribute_from_tag ($refs) {
$tag = FeedWordPressHTML::attributeMatch($refs);
return $tag['before_attribute'].$tag['after_attribute'];
}
static function sanitize_content ($content, $obj) {
# This kind of sucks. I intend to replace it with
# lib_filter sometime soon.
foreach ($obj->strip_attrs as $pair):
list($tag,$attr) = $pair;
$pattern = FeedWordPressHTML::attributeRegex($tag, $attr);
$content = preg_replace_callback (
$pattern,
array($obj, 'strip_attribute_from_tag'),
$content
);
endforeach;
return $content;
} /* SyndicatedPost::sanitize() */
#####################
#### POST STATUS ####
#####################
/**
* SyndicatedPost::filtered: check whether or not this post has been
* screened out by a registered filter.
*
* @return bool TRUE iff post has been filtered out by a previous filter
*/
function filtered () {
return is_null($this->post);
} /* SyndicatedPost::filtered() */
/**
* SyndicatedPost::freshness: check whether post is a new post to be
* inserted, a previously syndicated post that needs to be updated to
* match the latest revision, or a previously syndicated post that is
* still up-to-date.
*
* @return int A status code representing the freshness of the post
* -1 = post already syndicated; has a revision that needs to be stored, but not updated to
* 0 = post already syndicated; no update needed
* 1 = post already syndicated, but needs to be updated to latest
* 2 = post has not yet been syndicated; needs to be created
*/
function freshness ($format = 'number') {
if ($this->filtered()) : // This should never happen.
FeedWordPressDiagnostic::critical_bug('SyndicatedPost', $this, __LINE__, __FILE__);
endif;
if (is_null($this->_freshness)) : // Not yet checked and cached.
$guid = $this->post['guid'];
$eguid = esc_sql($this->post['guid']);
$q = new WP_Query(array(
'fields' => '_synfresh', // id, guid, post_modified_gmt
'ignore_sticky_posts' => true,
'guid' => $eguid, // it's always better to use the escaped version, right? (gwyneth 20230915)
));
$old_post = NULL;
if ($q->have_posts()) :
while ($q->have_posts()) : $q->the_post();
if (get_post_type($q->post->ID) == $this->post['post_type']):
$old_post = $q->post;
endif;
endwhile;
endif;
if (is_null($old_post)) : // No post with this guid
FeedWordPress::diagnostic('feed_items:freshness', 'Item ['.$guid.'] "'.$this->entry->get_title().'" is a NEW POST.');
$this->_wp_id = NULL;
$this->_freshness = 2; // New content
else :
// Presume there is nothing new until we find
// something new.
$updated = false;
$live = false;
// Pull the list of existing revisions to get
// timestamps.
$revisions = wp_get_post_revisions($old_post->ID);
foreach ($revisions as $rev) :
$revisions_ts[] = mysql2date('G', $rev->post_modified_gmt);
endforeach;
$revisions_ts[] = mysql2date('G', $old_post->post_modified_gmt);
$last_rev_ts = end($revisions_ts);
$updated_ts = $this->updated(/*fallback=*/ true, /*default=*/ NULL);
// If we have an explicit updated timestamp,
// check that against existing stamps.
if ( !is_null($updated_ts)) :
$updated = !in_array($updated_ts, $revisions_ts);
// If this a newer revision, make it go
// live. If an older one, just record
// the contents.
$live = ($updated and ($updated_ts > $last_rev_ts));
endif;
// This is a revision we haven't seen before, judging by the date.
$updatedReason = NULL;
if ($updated) :
$updatedReason = preg_replace(
"/\s+/", " ",
'has been marked with a new timestamp ('
.date('Y-m-d H:i:s', $updated_ts)
." > "
.date('Y-m-d H:i:s', $last_rev_ts)
.')'
);
// The date does not indicate a new revision, so
// let's check the hash.
else :
// Or the hash...
$hash = $this->update_hash();
$seen = $this->stored_hashes($old_post->ID);
if (is_countable($seen) and count($seen) > 0) :
$updated = !in_array($hash, $seen); // Not seen yet?
else :
$updated = true; // Can't find syndication meta-data
endif;
if ($updated and FeedWordPressDiagnostic::is_on('feed_items:freshness:reasons')) :
// In the absence of definitive
// timestamp information, we
// just have to assume that a
// hash we haven't seen before
// is a newer version.
$live = true;
$updatedReason = ' has a not-yet-seen update hash: '
.MyPHP::val($hash)
.' not in {'
.implode(", ", array_map(array('FeedWordPress', 'val'), $seen))
.'}. Basis: '
.MyPHP::val(array_keys($this->update_hash(false)));
endif;
endif;
$frozen = false;
if ($updated) : // Ignore if the post is frozen
$frozen = ('yes' == $this->link->setting('freeze updates', 'freeze_updates', NULL));
if ( ! $frozen) :
$frozen_value = get_post_meta($old_post->ID, '_syndication_freeze_updates', /*single=*/ true);
$frozen = ( !is_null($frozen_value) and ('yes' == $frozen_value));
if ($frozen) :
$updatedReason = ' IS BLOCKED FROM BEING UPDATED BY A UPDATE LOCK ON THIS POST, EVEN THOUGH IT '.$updatedReason;
endif;
else :
$updatedReason = ' IS BLOCKED FROM BEING UPDATED BY A FEEDWORDPRESS UPDATE LOCK, EVEN THOUGH IT '.$updatedReason;
endif;
endif;
$live = ($live and ! $frozen);
if ($updated) :
FeedWordPress::diagnostic('feed_items:freshness', 'Item ['.$guid.'] "'.$this->entry->get_title().'" is an update of an existing post.');
if ( !is_null($updatedReason)) :
$updatedReason = preg_replace('/\s+/', ' ', $updatedReason);
FeedWordPress::diagnostic('feed_items:freshness:reasons', 'Item ['.$guid.'] "'.$this->entry->get_title().'" '.$updatedReason);
endif;
$this->_freshness = apply_filters('syndicated_item_freshness', ($live ? 1 : -1), $updated, $frozen, $updated_ts, $last_rev_ts, $this);
$this->_wp_id = $old_post->ID;
$this->_wp_post = $old_post;
// We want this to keep a running list of all the
// processed update hashes.
$this->post['meta']['syndication_item_hash'] = array_merge(
$this->stored_hashes(),
array($this->update_hash())
);
else :
FeedWordPress::diagnostic('feed_items:freshness', 'Item ['.$guid.'] "'.$this->entry->get_title().'" is a duplicate of an existing post.');
$this->_freshness = 0; // Same old, same old
$this->_wp_id = $old_post->ID;
endif;
endif;
endif;
switch ($format) :
case 'status' :
switch ($this->_freshness) :
case -1:
$ret = 'stored';
break;
case 0:
$ret = NULL;
break;
case 1:
$ret = 'updated';
break;
case 2:
default:
$ret = 'new';
break;
endswitch;
break;
case 'number' :
default :
$ret = $this->_freshness;
endswitch;
return $ret;
} /* SyndicatedPost::freshness () */
function has_fresh_content () {
return ( ! $this->filtered() and $this->freshness() != 0 );
} /* SyndicatedPost::has_fresh_content () */
function this_revision_needs_original_post ($freshness = NULL) {
if (is_null($freshness)) :
$freshness = $this->freshness();
endif;
return ( $freshness >= 2 );
}
function this_revision_is_current ($freshness = NULL) {
if (is_null($freshness)) :
$freshness = $this->freshness();
endif;
return ( $freshness >= 1 );
} /* SyndicatedPost::this_revision_is_current () */
function fresh_content_is_update () {
return ($this->freshness() < 2);
} /* SyndicatedPost::fresh_content_is_update () */
function fresh_storage_diagnostic () {
$ret = NULL;
switch ($this->freshness()) :
case -1 :
$ret = 'Storing alternate revision of existing post # '.$this->wp_id().', "'.$this->post['post_title'].'"';
break;
case 1 :
$ret = 'Updating existing post # '.$this->wp_id().', "'.$this->post['post_title'].'"';
break;
case 2 :
default :
$ret = 'Inserting new post "'.$this->post['post_title'].'"';
break;
endswitch;
return $ret;
} /* SyndicatedPost::fresh_storage_diagnostic() */
function fresh_storage_hook () {
$ret = NULL;
switch ($this->freshness()) :
case -1 :
case 1 :
$ret = 'update_syndicated_item';
break;
case 2 :
default :
$ret = 'post_syndicated_item';
break;
endswitch;
return $ret;
} /* SyndicatedPost::fresh_storage_hook () */
#################################################
#### INTERNAL STORAGE AND MANAGEMENT METHODS ####
#################################################
function wp_id () {
if ($this->filtered()) : // This should never happen.
FeedWordPressDiagnostic::critical_bug('SyndicatedPost', $this, __LINE__, __FILE__);
endif;
if (is_null($this->_wp_id) and is_null($this->_freshness)) :
$fresh = $this->freshness(); // sets WP DB id in the process
endif;
return $this->_wp_id;
}
/**
* SyndicatedPost::secure_author_id(). Look up, or create, a numeric ID
* for the author of the incoming post.
*
* side effect: int|NULL stored in $this->post['post_author']
* side effect: IF no valid author is found, NULL stored in $this->post
* side effect: diagnostic output in case item is rejected with NULL author
*
* @used-by SyndicatedPost::store
*
* @uses SyndicatedPost::post
* @uses SyndicatedPost::author_id
* @uses SyndicatedLink::setting
* @uses FeedWordPress::diagnostic
*/
protected function secure_author_id () {
# -- Look up, or create, numeric ID for author
$this->post['post_author'] = $this->author_id (
$this->link->setting('unfamiliar author', 'unfamiliar_author', 'create')
);
if (is_null($this->post['post_author'])) :
FeedWordPress::diagnostic('feed_items:rejected', 'Filtered out item ['.$this->guid().'] without syndication: no author available');
$this->post = NULL;
endif;
} /* SyndicatedPost::secure_author_id() */
/**
* SyndicatedPost::secure_term_ids(). Look up, or create, numeric IDs
* for the terms (categories, tags, etc.) assigned to the incoming post,
* whether by global settings, feed settings, or by the tags on the feed.
*
* side effect: array of term ids stored in $this->post['tax_input']
* side effect: IF settings or filters determine post should be filtered out,
* NULL stored in $this->post
*
* @used-by SyndicatedPost::store
*
* @uses apply_filters
* @uses SyndicatedLink::setting
* @uses SyndicatedPost::category_ids
* @uses SyndicatedPost::preset_terms
* @uses SyndicatedPost::post
*/
protected function secure_term_ids () {
$mapping = apply_filters('syndicated_post_terms_mapping', array(
'category' => array('abbr' => 'cats', 'unfamiliar' => 'category', 'domain' => array('category', 'post_tag')),
'post_tag' => array('abbr' => 'tags', 'unfamiliar' => 'post_tag', 'domain' => array('post_tag')),
), $this);
$termSet = array(); $valid = null;
foreach ($this->feed_terms as $what => $anTerms) :
// Default to using the inclusive procedures (for cats) rather than exclusive (for inline tags)
$taxes = (isset($mapping[$what]) ? $mapping[$what] : $mapping['category']);
$unfamiliar = $taxes['unfamiliar'];
if ( !is_null($this->post)) : // Not filtered out yet
# -- Look up, or create, numeric ID for categories
$taxonomies = $this->link->setting("match/".$taxes['abbr'], 'match_'.$taxes['abbr'], $taxes['domain']);
// Eliminate dummy variables
$taxonomies = array_filter( $taxonomies, 'remove_dummy_zero' );
// Allow FWP add-on filters to control the taxonomies we use to search for a term
$taxonomies = apply_filters("syndicated_post_terms_match", $taxonomies, $what, $this);
$taxonomies = apply_filters("syndicated_post_terms_match_{$what}", $taxonomies, $this);
// Allow FWP add-on filters to control with greater precision what happens on unmatched
$unmatched = apply_filters("syndicated_post_terms_unfamiliar",
$this->link->setting(
"unfamiliar {$unfamiliar}",
"unfamiliar_{$unfamiliar}",
'create:'.$unfamiliar
),
$what,
$this
);
$terms = $this->category_ids (
$anTerms,
$unmatched,
/*taxonomies=*/ $taxonomies,
array(
'singleton' => false, // I don't like surprises
'filters' => true,
)
);
if (is_null($terms) or is_null($termSet)) :
// filtered out -- no matches
else :
$valid = true;
// filter mode off, or at least one match
foreach ($terms as $tax => $term_ids) :
if ( !isset($termSet[$tax])) :
$termSet[$tax] = array();
endif;
$termSet[$tax] = array_merge($termSet[$tax], $term_ids);
endforeach;
endif;
endif;
endforeach;
if (is_null($valid)) : // Plonked
$this->post = NULL;
else : // We can proceed
$this->post['tax_input'] = array();
foreach ($termSet as $tax => $term_ids) :
if ( !isset($this->post['tax_input'][$tax])) :
$this->post['tax_input'][$tax] = array();
endif;
$this->post['tax_input'][$tax] = array_merge(
$this->post['tax_input'][$tax],
$term_ids
);
endforeach;
// Now let's add on the feed and global presets
foreach ($this->preset_terms as $tax => $term_ids) :
if ( !isset($this->post['tax_input'][$tax])) :
$this->post['tax_input'][$tax] = array();
endif;
$this->post['tax_input'][$tax] = array_merge (
$this->post['tax_input'][$tax],
$this->category_ids (
/*terms=*/ $term_ids,
/*unfamiliar=*/ 'create:'.$tax, // These are presets; for those added in a tagbox editor, the tag may not yet exist
/*taxonomies=*/ array($tax),
array(
'singleton' => true,
))
);
endforeach;
endif;
} /* SyndicatedPost::secure_term_ids() */
/**
* SyndicatedPost::store
*
* @uses SyndicatedPost::secure_author_id
*/
public function store () {
if ($this->filtered()) : // This should never happen.
FeedWordPressDiagnostic::critical_bug('SyndicatedPost', $this, __LINE__, __FILE__);
endif;
$freshness = $this->freshness(); // see above: this sets WP DB id in the process (gwyneth 20230919)
if ($this->has_fresh_content()) :
$this->secure_author_id();
endif;
if ($this->has_fresh_content()) : // Was this filtered during author_id lookup?
$this->secure_term_ids();
endif;
// We have to check again in case the post has been filtered
// during the category/tags/taxonomy terms lookup
if ($this->has_fresh_content()) :
// Filter some individual fields
// If there already is a post slug (from syndication or by manual
// editing) don't cause WP to overwrite it by sending in a NULL
// post_name. Props Chris Fritz 2012-11-28.
$post_name = (is_null($this->_wp_post) ? NULL : $this->_wp_post->post_name);
// Allow filters to set post slug. Props niska.
$post_name = apply_filters('syndicated_post_slug', $post_name, $this);
if ( !empty($post_name)) :
$this->post['post_name'] = $post_name;
endif;
$this->post = apply_filters('syndicated_post', $this->post, $this);
// Allow for feed-specific syndicated_post filters.
$this->post = apply_filters(
"syndicated_post_".$this->link->uri(),
$this->post,
$this
);
endif;
// Hook in early to make sure these get inserted if at all possible
add_action(
/*hook=*/ 'transition_post_status',
/*callback=*/ array($this, 'add_rss_meta'),
/*priority=*/ -10000, /* very early */
/*arguments=*/ 3
);
$ret = false;
if ($this->has_fresh_content()) :
$diag = $this->fresh_storage_diagnostic();
if ( !is_null($diag)) :
FeedWordPress::diagnostic('syndicated_posts', $diag);
endif;
$this->insert_post(/*update=*/ $this->fresh_content_is_update(), $this->freshness());
$hook = $this->fresh_storage_hook();
if ( !is_null($hook)) :
do_action($hook, $this->wp_id(), $this);
endif;
$ret = $this->freshness('status');
endif;
// If this is a legit, non-filtered post, tag it as found on the
// feed regardless of fresh or stale status
if ( ! $this->filtered()) :
$key = '_feedwordpress_retire_me_' . $this->link->id;
delete_post_meta($this->wp_id(), $key);
$status = get_post_field('post_status', $this->wp_id());
if ('fwpretired'==$status and $this->link->is_non_incremental()) :
FeedWordPress::diagnostic('syndicated_posts', "Un-retiring previously retired post # ".$this->wp_id()." due to re-appearance on non-incremental feed.");
set_post_field('post_status', $this->post['post_status'], $this->wp_id());
wp_transition_post_status($this->post['post_status'], $status, $this->post);
elseif ('fwpzapped'==$status) :
// Set this new revision up to be
// blanked on the next update.
add_post_meta($this->wp_id(), '_feedwordpress_zapped_blank_me', 2, /*single=*/ true);
endif;
endif;
// Remove add_rss_meta hook
remove_action(
/*hook=*/ 'transition_post_status',
/*callback=*/ array($this, 'add_rss_meta'),
/*priority=*/ -10000, /* very early */
/*arguments=*/ 3
);
return $ret;
} /* function SyndicatedPost::store () */
function insert_post ($update = false, $freshness = 2) {
$dbpost = $this->normalize_post(/*new=*/ true);
$ret = null;
if ( !is_null($dbpost)) :
$dbpost['post_pingback'] = false; // Tell WP 2.1 and 2.2 not to process for pingbacks
// This is a ridiculous fucking kludge necessitated by WordPress 2.6 munging authorship meta-data
add_action('_wp_put_post_revision', array($this, 'fix_revision_meta'));
// Kludge to prevent kses filters from stripping the
// content of posts when updating without a logged in
// user who has `unfiltered_html` capability.
$mungers = array('wp_filter_kses', 'wp_filter_post_kses');
$removed = array();
foreach ($mungers as $munger) :
if (has_filter('content_save_pre', $munger)) :
remove_filter('content_save_pre', $munger);
$removed[] = $munger;
endif;
endforeach;
if ($update and function_exists('get_post_field')) :
// Don't munge status fields that the user may
// have reset manually
$doNotMunge = array('post_status', 'comment_status', 'ping_status');
foreach ($doNotMunge as $field) :
$dbpost[$field] = get_post_field($field, $this->wp_id());
endforeach;
endif;
// WP3's wp_insert_post scans current_user_can() for the
// tax_input, with no apparent way to override. Ugh.
add_action(
/*hook=*/ 'transition_post_status',
/*callback=*/ array($this, 'add_terms'),
/*priority=*/ -10001, /* very early */
/*arguments=*/ 3
);
// WP3 appears to override whatever you give it for
// post_modified. Ugh.
add_action(
/*hook=*/ 'transition_post_status',
/*callback=*/ array($this, 'fix_post_modified_ts'),
/*priority=*/ -10000, /* very early */
/*arguments=*/ 3
);
if ($update) :
$this->post['ID'] = $this->wp_id();
$dbpost['ID'] = $this->post['ID'];
endif;
// O.K., is this a new post? If so, we need to create
// the basic post record before we do anything else.
if ($this->this_revision_needs_original_post()) :
// *sigh*, for handling inconsistent slash expectations < 3.6
$sdbpost = $this->db_sanitize_post($dbpost);
// Go ahead and insert the first post record to
// anchor the revision history.
$this->_wp_id = wp_insert_post($sdbpost, /*return wp_error=*/ true);
$dbpost['ID'] = $this->_wp_id;
endif;
// Sanity check: if the attempt to insert post
// returned an error, then feeding that error
// object in to _wp_put_post_revision() would
// cause a fatal error. Better to break out.
if ( !is_wp_error($this->_wp_id)) :
// Now that we've made sure the original exists, insert
// this version here as a revision.
$revision_id = _wp_put_post_revision($dbpost, /*autosave=*/ false);
if ( ! $this->this_revision_needs_original_post()) :
if ($this->this_revision_is_current()) :
wp_restore_post_revision($revision_id);
else :
// If we do not activate this revision, then the
// add_rss_meta will not be called, which is
// more or less as it should be, but that means
// we have to actively record this revision's
// update hash from here.
$postId = $this->post['ID'];
$key = 'syndication_item_hash';
$hash = $this->update_hash();
FeedWordPress::diagnostic('syndicated_posts:meta_data', "Adding post meta-datum to post [$postId]: [$key] = ".FeedWordPress::val($hash, /*no newlines=*/ true));
add_post_meta( $postId, $key, $hash, /*unique=*/ false );
endif;
endif;
endif;
remove_action(
/*hook=*/ 'transition_post_status',
/*callback=*/ array($this, 'add_terms'),
/*priority=*/ -10001, /* very early */
/*arguments=*/ 3
);
remove_action(
/*hook=*/ 'transition_post_status',
/*callback=*/ array($this, 'fix_post_modified_ts'),
/*priority=*/ -10000, /* very early */
/*arguments=*/ 3
);
// Turn off ridiculous fucking kludges #1 and #2
remove_action('_wp_put_post_revision', array($this, 'fix_revision_meta'));
foreach ($removed as $filter) :
add_filter('content_save_pre', $filter);
endforeach;
$this->validate_post_id($dbpost, $update, array(__CLASS__, __FUNCTION__));
$ret = $this->_wp_id;
endif;
return $ret;
} /* function SyndicatedPost::insert_post () */
/**
* SyndicatedPost::insert_new(). Uses the data collected in this post object to insert
* a new post into the wp_posts table.
*
* @uses SyndicatedPost::insert_post
*/
function insert_new () {
$this->insert_post(/*update=*/ false, 1);
} /* SyndicatedPost::insert_new() */
/**
* SyndicatedPost::insert_new(). Uses the data collected in this post object to update
* an existing post in the wp_posts table.
*
* @uses SyndicatedPost::insert_post
*/
function update_existing () {
$this->insert_post(/*update=*/ true, 2);
} /* SyndicatedPost::update_existing() */
/**
* SyndicatedPost::normalize_post()
*
* @param bool $new If true, this post is to be inserted anew. If false, it is an update of an existing post. (Unused)
* @return array A normalized representation of the post ready to be inserted into the database or sent to the WordPress API functions
*/
function normalize_post( $new = true ) {
$out = $this->post;
$fullPost = $out['post_title'].$out['post_content'];
$fullPost .= (isset($out['post_excerpt']) ? $out['post_excerpt'] : '');
if (strlen($fullPost) < 1) :
// FIXME: Option for filtering out empty posts
endif;
if (strlen($out['post_title'])==0) :
$offset = (int) get_option('gmt_offset') * 60 * 60;
if (isset($this->post['meta']['syndication_source'])) :
$source_title = $this->post['meta']['syndication_source'];
else :
$feed_url = parse_url($this->post['meta']['syndication_feed']);
$source_title = $feed_url['host'];
endif;
$out['post_title'] = $source_title
.' '.gmdate('Y-m-d H:i:s', $this->published() + $offset);
// FIXME: Option for what to fill a blank title with...
endif;
// Normalize the guid if necessary.
$out['guid'] = SyndicatedPost::normalize_guid($out['guid']);
return $out;
}
public function db_sanitize_post_check_encoding ($out) {
// Check encoding recursively: every string field needs to be checked
// for character encoding issues. This is a bit problematic because we
// *should* be using DB_CHARSET, but DB_CHARSET sometimes has values
// that work for MySQL but not for PHP mb_check_encoding. So instead
// we must rely on WordPress setting blog_charset and hope that the user
// has got their database encoding set up to roughly match
$charset = get_option('blog_charset', 'utf8');
foreach ($out as $key => $value) :
if (is_string($value)) :
if ( !function_exists('mb_check_encoding') or mb_check_encoding($value, $charset)) :
$out[$key] = $value;
else :
$fromCharset = mb_detect_encoding($value, mb_detect_order(), /*strict=*/ true);
$out[$key] = mb_convert_encoding($value, $charset, $fromCharset);
endif;
elseif (is_array($value)) :
$out[$key] = $this->db_sanitize_post_check_encoding($value);
else :
$out[$key] = $value;
endif;
endforeach;
return $out;
} /* SyndicatedPost::db_sanitize_post_check_encoding () */
function db_sanitize_post ($out) {
global $wp_db_version;
$out = $this->db_sanitize_post_check_encoding($out);
// < 3.6. Core API, including `wp_insert_post()`, expects
// properly slashed data. If `wp_slash()` exists, then
// this is after the big change-over in how data slashing
// was handled.
if ( !function_exists('wp_slash')) :
foreach ($out as $key => $value) :
if (is_string($value)) :
$out[$key] = esc_sql($value);
else :
$out[$key] = $value;
endif;
endforeach;
// For revisions [@23416,@23554), core API expects
// unslashed data. Cf.
// NOOP for those revisions.
// In revisions @23554 to present, `wp_insert_post()`
// expects slashed data once again.
// Cf.
// But at least now we can use the wp_slash API function to do that.
// Hooray.
elseif ($wp_db_version >= 23524) :
$out = wp_slash($out);
endif;
return $out;
}
/**
* SyndicatedPost::validate_post_id()
*
* @param array $dbpost An array representing the post we attempted to insert or update
* @param mixed $ns A string or array representing the namespace (class, method) whence this method was called.
*/
function validate_post_id ($dbpost, $is_update, $ns) {
if (is_array($ns)) : $ns = implode('::', $ns);
else : $ns = (string) $ns; endif;
// This should never happen.
if ( !is_numeric($this->_wp_id) or ($this->_wp_id == 0)) :
$verb = ($is_update ? 'update existing' : 'insert new');
$guid = $this->guid();
$url = $this->permalink();
$feed = $this->link->uri(array('add_params' => true));
// wp_insert_post failed. Diagnostics, or barf up a critical bug
// notice if we are in debug mode.
$mesg = "Failed to $verb item [$guid]. WordPress API returned no valid post ID.\n"
."\t\tID = ".serialize($this->_wp_id)."\n"
."\t\tURL = ".MyPHP::val($url)
."\t\tFeed = ".MyPHP::val($feed);
FeedWordPress::diagnostic('updated_feeds:errors', "WordPress API error: $mesg");
FeedWordPress::diagnostic('feed_items:rejected', $mesg);
$mesg = <<_wp_id" => $this->_wp_id,
"\$dbpost" => $dbpost,
),
/*line # =*/ __LINE__, /*filename=*/ __FILE__
);
endif;
} /* SyndicatedPost::validate_post_id() */
/**
* SyndicatedPost::fix_revision_meta() - Ensures that we get the meta
* data (authorship, guid, etc.) that we want when storing revisions of
* a syndicated post.
*
* In their infinite wisdom, the WordPress coders seem to have made it
* completely impossible for a plugin that uses wp_insert_post() to set
* certain meta-data (such as the author) when you store an old revision
* of an updated post. Instead, it uses the WordPress defaults (= cur.
* active user ID if the process is running with a user logged in, or
* = #0 if there is no user logged in). This results in bogus authorship
* data for revisions that are syndicated from off the feed, unless we
* use a ridiculous kludge like this to end-run the munging of meta-data
* by _wp_put_post_revision.
*
* @param int $revision_id The revision ID to fix up meta-data
*/
function fix_revision_meta( $revision_id ) {
$post_author = (int) $this->post['post_author']; // is this a global? And if it is, where is it defined? (gwyneth 20230919)
$revision_id = (int) $revision_id;
// Let's fix the author.
set_post_field( 'post_author', $this->post['post_author'], $revision_id );
// Let's fix the GUID to a dummy URL with the update hash.
set_post_field( 'guid', 'http://feedwordpress.radgeek.com/?rev=' . $this->update_hash(), $revision_id );
// Let's fire an event for add-ons and filters
do_action( 'syndicated_post_fix_revision_meta', $revision_id, $this );
} /* SyndicatedPost::fix_revision_meta () */
/**
* SyndicatedPost::add_terms() -- if FeedWordPress is processing an
* automatic update, that generally means that wp_insert_post() is being
* called under the user credentials of whoever is viewing the blog at
* the time -- which usually means no user at all. But wp_insert_post()
* checks current_user_can() before assigning any of the terms in a
* post's tax_input structure -- which is unfortunate, since
* current_user_can() always returns FALSE when there is no current user
* logged in. Meaning that automatic updates get no terms assigned.
*
* So, wp_insert_post() is not going to do the term assignments for us.
* If you want something done right....
*
* @param string $new_status Unused action parameter.
* @param string $old_status Unused action parameter.
* @param object $post The database record for the post just inserted.
*/
function add_terms ($new_status, $old_status, $post) {
if ($new_status!='inherit') : // Bail if we are creating a revision.
if ( is_array($this->post) and isset($this->post['tax_input']) and is_array($this->post['tax_input']) ) :
foreach ($this->post['tax_input'] as $taxonomy => $terms) :
if (is_array($terms)) :
$terms = array_filter($terms); // strip out empties
endif;
$res = wp_set_post_terms(
/*post_id=*/ $post->ID,
/*terms=*/ $terms,
/*taxonomy=*/ $taxonomy
);
FeedWordPress::diagnostic(
'syndicated_posts:categories',
'Category: post('.json_encode($post->ID).') '.$taxonomy
.' := '
.json_encode($terms)
.' / result: '
.json_encode($res)
);
endforeach;
endif;
endif;
} /* SyndicatedPost::add_terms () */
/**
* SyndicatedPost::fix_post_modified_ts() -- We would like to set
* post_modified and post_modified_gmt to reflect the value of
* or equivalent elements on the feed. Unfortunately,
* wp_insert_post() refuses to acknowledge explicitly-set post_modified
* fields and overwrites them, either with the post_date (if new) or the
* current timestamp (if updated).
*
* So, wp_insert_post() is not going to do the last-modified assignments
* for us. If you want something done right....
*
* @param string $new_status Unused action parameter.
* @param string $old_status Unused action parameter.
* @param object $post The database record for the post just inserted.
*/
function fix_post_modified_ts ($new_status, $old_status, $post) {
global $wpdb;
if ($new_status!='inherit') : // Bail if we are creating a revision.
$wpdb->update( $wpdb->posts, /*data=*/ array(
'post_modified' => $this->post['post_modified'],
'post_modified_gmt' => $this->post['post_modified_gmt'],
), /*where=*/ array('ID' => $post->ID) );
endif;
} /* SyndicatedPost::fix_post_modified_ts () */
/**
* SyndicatedPost::add_rss_meta: adds interesting meta-data to each entry
* using the space for custom keys. The set of keys and values to add is
* specified by the keys and values of $post['meta']. This is used to
* store anything that the WordPress user might want to access from a
* template concerning the post's original source that isn't provided
* for by standard WP meta-data (i.e., any interesting data about the
* syndicated post other than author, title, timestamp, categories, and
* guid). It's also used to hook into WordPress's support for
* enclosures.
*
* @param string $new_status Unused action parameter.
* @param string $old_status Unused action parameter.
* @param object $post The database record for the post just inserted.
*/
function add_rss_meta($new_status, $old_status, $post) {
global $wpdb;
if ($new_status!='inherit') : // Bail if we are creating a revision.
FeedWordPress::diagnostic('syndicated_posts:meta_data', 'Adding post meta-data: {'.implode(", ", array_keys($this->post['meta'])).'}');
if ( is_array($this->post) and isset($this->post['meta']) and is_array($this->post['meta']) ) :
$postId = $post->ID;
// Aggregated posts should NOT send out pingbacks.
// WordPress 2.1-2.2 claim you can tell them not to
// using $post_pingback, but they don't listen, so we
// make sure here.
$result = $wpdb->query("
DELETE FROM $wpdb->postmeta
WHERE post_id='$postId' AND meta_key='_pingme'
");
foreach ( $this->post['meta'] as $key => $values ) :
$eKey = esc_sql($key);
// If this is an update, clear out the old
// values to avoid duplication.
$result = $wpdb->query("
DELETE FROM $wpdb->postmeta
WHERE post_id='$postId' AND meta_key='$eKey'
");
// Allow for either a single value or an array
if ( !is_array($values)) $values = array($values);
foreach ( $values as $value ) :
FeedWordPress::diagnostic('syndicated_posts:meta_data', "Adding post meta-datum to post [$postId]: [$key] = ".MyPHP::val($value, /*no newlines=*/ true));
add_post_meta($postId, $key, $value, /*unique=*/ false);
endforeach;
endforeach;
if ( $result === false)
{
error_log( "delete query failed: " . $wpdb->last_error );
}
endif;
endif;
} /* SyndicatedPost::add_rss_meta () */
/**
* SyndicatedPost::author_id (): get the ID for an author name from
* the feed. Create the author if necessary.
*
* @param string $unfamiliar_author
*
* @return NULL|int The numeric ID of the author to attribute the post to
* NULL if the post should be filtered out.
*/
function author_id ($unfamiliar_author = 'create') {
global $wpdb;
$a = $this->named['author'];
$source = $this->source();
$forbidden = apply_filters('feedwordpress_forbidden_author_names',
array('admin', 'administrator', 'www', 'root'));
// Prepare the list of candidates to try for author name: name from
// feed, original source title (if any), immediate source title live
// from feed, subscription title, prettied version of feed homepage URL,
// prettied version of feed URL, or, failing all, use "unknown author"
// as last resort
$candidates = array();
$candidates[] = $a['name'];
if ( !is_null($source)) : $candidates[] = $source['title']; endif;
$candidates[] = $this->link->name(/*fromFeed=*/ true);
$candidates[] = $this->link->name(/*fromFeed=*/ false);
if (strlen($this->link->homepage()) > 0) : $candidates[] = feedwordpress_display_url($this->link->homepage()); endif;
$candidates[] = feedwordpress_display_url($this->link->uri());
$candidates[] = 'unknown author';
// Pick the first one that works from the list, screening against empty
// or forbidden names.
$author = NULL;
foreach ($candidates as $candidate) {
if ( !is_null($candidate)
and (strlen(trim($candidate)) > 0)
and !in_array(strtolower(trim($candidate)), $forbidden)) :
$author = $candidate;
break;
endif;
}
$email = (isset($a['email']) ? $a['email'] : NULL);
$authorUrl = (isset($a['uri']) ? $a['uri'] : NULL);
$hostUrl = $this->link->homepage();
if (is_null($hostUrl) or (strlen($hostUrl) < 0)) :
$hostUrl = $this->link->uri();
endif;
$match_author_by_email = !('yes' == get_option("feedwordpress_do_not_match_author_by_email"));
if ($match_author_by_email and !FeedWordPress::is_null_email($email)) :
$test_email = $email;
else :
$test_email = NULL;
endif;
// Never can be too careful...
$login = sanitize_user($author, /*strict=*/ true);
// Possible for, e.g., foreign script author names
if (strlen($login) < 1) :
// No usable characters in author name for a login.
// (Sometimes results from, e.g., foreign scripts.)
//
// We just need *something* in Western alphanumerics,
// so let's try the domain name.
//
// Uniqueness will be guaranteed below if necessary.
$url = parse_url($hostUrl);
$login = sanitize_user($url['host'], /*strict=*/ true);
if (strlen($login) < 1) :
// This isn't working. Frak it.
$login = 'syndicated';
endif;
endif;
$login = apply_filters('pre_user_login', $login);
$nice_author = sanitize_title($author);
$nice_author = apply_filters('pre_user_nicename', $nice_author);
$reg_author = esc_sql(preg_quote($author ?: "(unknown)"));
$author = esc_sql($author);
$email = esc_sql($email);
$test_email = esc_sql($test_email);
$authorUrl = esc_sql($authorUrl);
// Check for an existing author rule....
if (isset($this->link->settings['map authors']['name']['*'])) :
$author_rule = $this->link->settings['map authors']['name']['*'];
elseif (isset($this->link->settings['map authors']['name'][strtolower(trim($author))])) :
$author_rule = $this->link->settings['map authors']['name'][strtolower(trim($author))];
else :
$author_rule = NULL;
endif;
// User name is mapped to a particular author. If that author ID exists, use it.
// Note: get_userdata() is a pluggable function, so it might not be available yet;
// check if it exists before using it, or WP will throw a fatal error. (gwyneth 20220223)
if (is_numeric($author_rule) and function_exists('get_userdata') and get_userdata((int) $author_rule)) :
$id = (int) $author_rule;
// User name is filtered out
elseif ('filter' == $author_rule) :
$id = NULL;
else :
// Check the database for an existing author record that might fit
// First try the user core data table.
$id = $wpdb->get_var(
"SELECT ID FROM $wpdb->users
WHERE TRIM(LCASE(display_name)) = TRIM(LCASE('$author'))
OR TRIM(LCASE(user_login)) = TRIM(LCASE('$author'))
OR (
LENGTH(TRIM(LCASE(user_email))) > 0
AND TRIM(LCASE(user_email)) = TRIM(LCASE('$test_email'))
)");
// If that fails, look for aliases in the user meta data table
if (is_null($id)) :
$id = $wpdb->get_var(
"SELECT user_id FROM $wpdb->usermeta
WHERE
(meta_key = 'description' AND TRIM(LCASE(meta_value)) = TRIM(LCASE('$author')))
OR (
meta_key = 'description'
AND TRIM(LCASE(meta_value))
RLIKE CONCAT(
'(^|\\n)a\\.?k\\.?a\\.?( |\\t)*:?( |\\t)*',
TRIM(LCASE('$reg_author')),
'( |\\t|\\r)*(\\n|\$)'
)
)
");
endif;
// ... if you don't find one, then do what you need to do
if (is_null($id)) :
if ($unfamiliar_author === 'create') :
$userdata = array();
#-- we need *something* for the email here or WordPress
#-- is liable to pitch a fit. So, make something up if
#-- necessary. (Ugh.)
if (strlen($email) == 0 or FeedWordPress::is_null_email($email)) :
$url = parse_url($hostUrl);
$email = $nice_author.'@'.$url['host'];
endif;
#-- user table data
$userdata['ID'] = NULL; // new user
$userdata['user_login'] = $login;
$userdata['user_nicename'] = $nice_author;
$userdata['user_pass'] = substr(md5(uniqid(microtime())), 0, 6); // just something random to lock it up
$userdata['user_email'] = $email;
$userdata['user_url'] = $authorUrl;
$userdata['nickname'] = $author;
$parts = preg_split('/\s+/', trim($author), 2);
if (isset($parts[0])) : $userdata['first_name'] = $parts[0]; endif;
if (isset($parts[1])) : $userdata['last_name'] = $parts[1]; endif;
$userdata['display_name'] = $author;
$userdata['role'] = 'contributor';
#-- loop. Keep trying to add the user until you get it
#-- right. Or until PHP crashes, I guess.
$insanity = 0;
do {
$id = wp_insert_user($userdata);
if (is_wp_error($id)) :
$codes = $id->get_error_code();
switch ($codes) :
case 'empty_user_login' :
case 'existing_user_login' :
case 'invalid_username' :
// Add a random disambiguator
$userdata['user_login'] .= substr(md5(uniqid(microtime())), 0, 6);
break;
case 'user_login_too_long' :
// Limit length to 53 characters; if we end up needing a random disambiguator,
// we should still have space to add it.
$userdata['user_login'] = mb_substr( $userdata['user_login'], 0, 53 );
break;
case 'user_nicename_too_long' :
// Add a limited 50 characters user_nicename based on user_login
$userdata['user_nicename'] = mb_substr( $userdata['user_login'], 0, 50 );
break;
case 'existing_user_email' :
// Disassemble email for username, host
$parts = explode('@', $userdata['user_email'], 2);
// Add a random disambiguator as a gmail-style username extension
$parts[0] .= '+'.substr(md5(uniqid(microtime())), 0, 6);
// Reassemble
$userdata['user_email'] = $parts[0].'@'.$parts[1];
break;
default :
if ( $insanity > 10 ) :
// Try some settings that are unlikely to cause complaint...
$url = parse_url($hostUrl);
$userdata['user_login'] = substr(md5(uniqid(microtime())), 0, 6);
$userdata['user_nicename'] = $userdata['user_login'];
$userdata['user_email'] = 'noreply@' . $url['host'];
elseif ( $insanity > 50 ) :
// Stop doing the same thing and expecting a different result
break;
endif;
endswitch;
endif;
$insanity = $insanity + 1;
} while (is_wp_error($id));
// $id should now contain the numeric ID of a newly minted
// user account. Let's mark them as having been generated
// by FeedWordPress in the usermeta table, as per the
// suggestion of @boonebgorges, in case we need to process,
// winnow, filter, or merge syndicated author accounts, &c.
if ( !is_wp_error($id)) :
add_user_meta($id, 'feedwordpress_generated', 1);
else :
$id = null;
endif;
// also see comment above regarding get_userdata(). (gwyneth 20220223)
elseif ( is_numeric( $unfamiliar_author ) and function_exists( 'get_userdata ') and get_userdata((int) $unfamiliar_author ) ) :
$id = (int) $unfamiliar_author;
elseif ( $unfamiliar_author === 'default' ) :
$id = 1;
endif;
endif;
endif;
if ($id) :
$this->link->settings['map authors']['name'][strtolower(trim($author))] = $id;
// Multisite: Check whether the author has been recorded
// on *this* blog before. If not, put her down as a
// Contributor for *this* blog.
$user = new WP_User((int) $id);
if (empty($user->roles)) :
$user->add_role('contributor');
endif;
endif;
return $id;
} /* function SyndicatedPost::author_id () */
/**
* category_ids: look up (and create) category ids from a list of
* categories
*
* @param array $cats
* @param string $unfamiliar_category
* @param array|null $taxonomies
* @return array
*/
function category_ids ($cats, $unfamiliar_category = 'create', $taxonomies = NULL, $params = array()) {
return $this->link->category_ids($this, $cats, $unfamiliar_category, $taxonomies, $params);
} /* SyndicatedPost::category_ids () */
} /* class SyndicatedPost */