Friendica Communications Platform
(please note that this is a clone of the repository at github, issues are handled there)
https://friendi.ca
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3844 lines
123 KiB
3844 lines
123 KiB
<?php |
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/** |
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* @file src/Model/Item.php |
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*/ |
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namespace Friendica\Model; |
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use Friendica\Content\Text\BBCode; |
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use Friendica\Content\Text\HTML; |
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use Friendica\Core\Config; |
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use Friendica\Core\Hook; |
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use Friendica\Core\L10n; |
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use Friendica\Core\Lock; |
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use Friendica\Core\Logger; |
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use Friendica\Core\PConfig; |
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use Friendica\Core\Protocol; |
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use Friendica\Core\Renderer; |
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use Friendica\Core\Session; |
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use Friendica\Core\System; |
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use Friendica\Core\Worker; |
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use Friendica\Database\DBA; |
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use Friendica\DI; |
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use Friendica\Protocol\Activity; |
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use Friendica\Protocol\ActivityPub; |
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use Friendica\Protocol\Diaspora; |
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use Friendica\Protocol\OStatus; |
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use Friendica\Util\DateTimeFormat; |
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use Friendica\Util\Map; |
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use Friendica\Util\Network; |
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use Friendica\Util\Security; |
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use Friendica\Util\Strings; |
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use Friendica\Util\XML; |
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use Friendica\Worker\Delivery; |
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use Text_LanguageDetect; |
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class Item |
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{ |
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// Posting types, inspired by https://www.w3.org/TR/activitystreams-vocabulary/#object-types |
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const PT_ARTICLE = 0; |
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const PT_NOTE = 1; |
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const PT_PAGE = 2; |
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const PT_IMAGE = 16; |
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const PT_AUDIO = 17; |
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const PT_VIDEO = 18; |
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const PT_DOCUMENT = 19; |
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const PT_EVENT = 32; |
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const PT_PERSONAL_NOTE = 128; |
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// Field list that is used to display the items |
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const DISPLAY_FIELDLIST = [ |
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'uid', 'id', 'parent', 'uri', 'thr-parent', 'parent-uri', 'guid', 'network', 'gravity', |
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'commented', 'created', 'edited', 'received', 'verb', 'object-type', 'postopts', 'plink', |
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'wall', 'private', 'starred', 'origin', 'title', 'body', 'file', 'attach', 'language', |
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'content-warning', 'location', 'coord', 'app', 'rendered-hash', 'rendered-html', 'object', |
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'allow_cid', 'allow_gid', 'deny_cid', 'deny_gid', 'item_id', |
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'author-id', 'author-link', 'author-name', 'author-avatar', 'author-network', |
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'owner-id', 'owner-link', 'owner-name', 'owner-avatar', 'owner-network', |
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'contact-id', 'contact-uid', 'contact-link', 'contact-name', 'contact-avatar', |
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'writable', 'self', 'cid', 'alias', 'pinned', |
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'event-id', 'event-created', 'event-edited', 'event-start', 'event-finish', |
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'event-summary', 'event-desc', 'event-location', 'event-type', |
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'event-nofinish', 'event-adjust', 'event-ignore', 'event-id', |
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'delivery_queue_count', 'delivery_queue_done', 'delivery_queue_failed' |
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]; |
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// Field list that is used to deliver items via the protocols |
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const DELIVER_FIELDLIST = ['uid', 'id', 'parent', 'uri', 'thr-parent', 'parent-uri', 'guid', |
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'parent-guid', 'created', 'edited', 'verb', 'object-type', 'object', 'target', |
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'private', 'title', 'body', 'location', 'coord', 'app', |
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'attach', 'tag', 'deleted', 'extid', 'post-type', |
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'allow_cid', 'allow_gid', 'deny_cid', 'deny_gid', |
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'author-id', 'author-link', 'owner-link', 'contact-uid', |
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'signed_text', 'signature', 'signer', 'network']; |
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// Field list for "item-content" table that is mixed with the item table |
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const MIXED_CONTENT_FIELDLIST = ['title', 'content-warning', 'body', 'location', |
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'coord', 'app', 'rendered-hash', 'rendered-html', 'verb', |
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'object-type', 'object', 'target-type', 'target', 'plink']; |
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// Field list for "item-content" table that is not present in the "item" table |
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const CONTENT_FIELDLIST = ['language']; |
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// All fields in the item table |
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const ITEM_FIELDLIST = ['id', 'uid', 'parent', 'uri', 'parent-uri', 'thr-parent', 'guid', |
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'contact-id', 'type', 'wall', 'gravity', 'extid', 'icid', 'iaid', 'psid', |
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'created', 'edited', 'commented', 'received', 'changed', 'verb', |
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'postopts', 'plink', 'resource-id', 'event-id', 'tag', 'attach', 'inform', |
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'file', 'allow_cid', 'allow_gid', 'deny_cid', 'deny_gid', 'post-type', |
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'private', 'pubmail', 'moderated', 'visible', 'starred', 'bookmark', |
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'unseen', 'deleted', 'origin', 'forum_mode', 'mention', 'global', 'network', |
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'title', 'content-warning', 'body', 'location', 'coord', 'app', |
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'rendered-hash', 'rendered-html', 'object-type', 'object', 'target-type', 'target', |
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'author-id', 'author-link', 'author-name', 'author-avatar', 'author-network', |
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'owner-id', 'owner-link', 'owner-name', 'owner-avatar']; |
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// Never reorder or remove entries from this list. Just add new ones at the end, if needed. |
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// The item-activity table only stores the index and needs this array to know the matching activity. |
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const ACTIVITIES = [ |
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Activity::LIKE, Activity::DISLIKE, |
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Activity::ATTEND, Activity::ATTENDNO, Activity::ATTENDMAYBE, |
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Activity::FOLLOW, |
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Activity::ANNOUNCE]; |
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private static $legacy_mode = null; |
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public static function isLegacyMode() |
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{ |
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if (is_null(self::$legacy_mode)) { |
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self::$legacy_mode = (Config::get("system", "post_update_version") < 1279); |
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} |
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return self::$legacy_mode; |
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} |
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/** |
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* Set the pinned state of an item |
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* |
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* @param integer $iid Item ID |
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* @param integer $uid User ID |
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* @param boolean $pinned Pinned state |
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*/ |
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public static function setPinned(int $iid, int $uid, bool $pinned) |
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{ |
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DBA::update('user-item', ['pinned' => $pinned], ['iid' => $iid, 'uid' => $uid], true); |
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} |
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/** |
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* Get the pinned state |
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* |
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* @param integer $iid Item ID |
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* @param integer $uid User ID |
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* |
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* @return boolean pinned state |
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*/ |
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public static function getPinned(int $iid, int $uid) |
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{ |
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$useritem = DBA::selectFirst('user-item', ['pinned'], ['iid' => $iid, 'uid' => $uid]); |
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if (!DBA::isResult($useritem)) { |
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return false; |
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} |
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return (bool)$useritem['pinned']; |
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} |
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/** |
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* @brief Select pinned rows from the item table for a given user |
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* |
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* @param integer $uid User ID |
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* @param array $selected Array of selected fields, empty for all |
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* @param array $condition Array of fields for condition |
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* @param array $params Array of several parameters |
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* |
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* @return boolean|object |
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* @throws \Exception |
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*/ |
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public static function selectPinned(int $uid, array $selected = [], array $condition = [], $params = []) |
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{ |
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$useritems = DBA::select('user-item', ['iid'], ['uid' => $uid, 'pinned' => true]); |
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if (!DBA::isResult($useritems)) { |
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return $useritems; |
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} |
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$pinned = []; |
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while ($useritem = self::fetch($useritems)) { |
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$pinned[] = $useritem['iid']; |
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} |
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DBA::close($useritems); |
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if (empty($pinned)) { |
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return []; |
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} |
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if (empty($condition) || !is_array($condition)) { |
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$condition = ['iid' => $pinned]; |
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} else { |
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reset($condition); |
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$first_key = key($condition); |
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if (!is_int($first_key)) { |
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$condition['iid'] = $pinned; |
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} else { |
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$values_string = substr(str_repeat("?, ", count($pinned)), 0, -2); |
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$condition[0] = '(' . $condition[0] . ") AND `iid` IN (" . $values_string . ")"; |
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$condition = array_merge($condition, $pinned); |
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} |
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} |
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return self::selectThreadForUser($uid, $selected, $condition, $params); |
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} |
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/** |
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* @brief returns an activity index from an activity string |
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* |
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* @param string $activity activity string |
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* @return integer Activity index |
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*/ |
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public static function activityToIndex($activity) |
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{ |
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$index = array_search($activity, self::ACTIVITIES); |
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if (is_bool($index)) { |
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$index = -1; |
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} |
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return $index; |
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} |
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/** |
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* @brief returns an activity string from an activity index |
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* |
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* @param integer $index activity index |
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* @return string Activity string |
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*/ |
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private static function indexToActivity($index) |
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{ |
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if (is_null($index) || !array_key_exists($index, self::ACTIVITIES)) { |
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return ''; |
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} |
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return self::ACTIVITIES[$index]; |
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} |
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/** |
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* @brief Fetch a single item row |
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* |
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* @param mixed $stmt statement object |
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* @return array current row |
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*/ |
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public static function fetch($stmt) |
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{ |
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$row = DBA::fetch($stmt); |
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if (is_bool($row)) { |
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return $row; |
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} |
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// ---------------------- Transform item structure data ---------------------- |
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// We prefer the data from the user's contact over the public one |
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if (!empty($row['author-link']) && !empty($row['contact-link']) && |
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($row['author-link'] == $row['contact-link'])) { |
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if (isset($row['author-avatar']) && !empty($row['contact-avatar'])) { |
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$row['author-avatar'] = $row['contact-avatar']; |
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} |
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if (isset($row['author-name']) && !empty($row['contact-name'])) { |
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$row['author-name'] = $row['contact-name']; |
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} |
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} |
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if (!empty($row['owner-link']) && !empty($row['contact-link']) && |
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($row['owner-link'] == $row['contact-link'])) { |
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if (isset($row['owner-avatar']) && !empty($row['contact-avatar'])) { |
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$row['owner-avatar'] = $row['contact-avatar']; |
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} |
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if (isset($row['owner-name']) && !empty($row['contact-name'])) { |
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$row['owner-name'] = $row['contact-name']; |
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} |
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} |
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// We can always comment on posts from these networks |
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if (array_key_exists('writable', $row) && |
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in_array($row['internal-network'], Protocol::FEDERATED)) { |
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$row['writable'] = true; |
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} |
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// ---------------------- Transform item content data ---------------------- |
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// Fetch data from the item-content table whenever there is content there |
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if (self::isLegacyMode()) { |
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$legacy_fields = array_merge(ItemDeliveryData::LEGACY_FIELD_LIST, self::MIXED_CONTENT_FIELDLIST); |
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foreach ($legacy_fields as $field) { |
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if (empty($row[$field]) && !empty($row['internal-item-' . $field])) { |
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$row[$field] = $row['internal-item-' . $field]; |
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} |
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unset($row['internal-item-' . $field]); |
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} |
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} |
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if (!empty($row['internal-iaid']) && array_key_exists('verb', $row)) { |
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$row['verb'] = self::indexToActivity($row['internal-activity']); |
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if (array_key_exists('title', $row)) { |
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$row['title'] = ''; |
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} |
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if (array_key_exists('body', $row)) { |
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$row['body'] = $row['verb']; |
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} |
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if (array_key_exists('object', $row)) { |
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$row['object'] = ''; |
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} |
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if (array_key_exists('object-type', $row)) { |
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$row['object-type'] = Activity\ObjectType::NOTE; |
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} |
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} elseif (array_key_exists('verb', $row) && in_array($row['verb'], ['', Activity::POST, Activity::SHARE])) { |
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// Posts don't have a target - but having tags or files. |
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// We safe some performance by building tag and file strings only here. |
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// We remove the target since they aren't used for this type. |
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// In mail posts we do store some mail header data in the object. |
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if (array_key_exists('target', $row)) { |
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$row['target'] = ''; |
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} |
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} |
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if (!array_key_exists('verb', $row) || in_array($row['verb'], ['', Activity::POST, Activity::SHARE])) { |
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// Build the tag string out of the term entries |
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if (array_key_exists('tag', $row) && empty($row['tag'])) { |
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$row['tag'] = Term::tagTextFromItemId($row['internal-iid']); |
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} |
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// Build the file string out of the term entries |
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if (array_key_exists('file', $row) && empty($row['file'])) { |
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$row['file'] = Term::fileTextFromItemId($row['internal-iid']); |
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} |
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} |
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if (array_key_exists('signed_text', $row) && array_key_exists('interaction', $row) && !is_null($row['interaction'])) { |
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$row['signed_text'] = $row['interaction']; |
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} |
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if (array_key_exists('ignored', $row) && array_key_exists('internal-user-ignored', $row) && !is_null($row['internal-user-ignored'])) { |
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$row['ignored'] = $row['internal-user-ignored']; |
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} |
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// Remove internal fields |
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unset($row['internal-activity']); |
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unset($row['internal-network']); |
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unset($row['internal-iid']); |
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unset($row['internal-iaid']); |
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unset($row['internal-icid']); |
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unset($row['internal-user-ignored']); |
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unset($row['interaction']); |
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return $row; |
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} |
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/** |
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* @brief Fills an array with data from an item query |
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* |
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* @param object $stmt statement object |
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* @param bool $do_close |
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* @return array Data array |
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*/ |
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public static function inArray($stmt, $do_close = true) { |
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if (is_bool($stmt)) { |
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return $stmt; |
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} |
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$data = []; |
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while ($row = self::fetch($stmt)) { |
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$data[] = $row; |
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} |
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if ($do_close) { |
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DBA::close($stmt); |
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} |
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return $data; |
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} |
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/** |
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* @brief Check if item data exists |
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* |
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* @param array $condition array of fields for condition |
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* |
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* @return boolean Are there rows for that condition? |
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* @throws \Exception |
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*/ |
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public static function exists($condition) { |
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$stmt = self::select(['id'], $condition, ['limit' => 1]); |
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if (is_bool($stmt)) { |
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$retval = $stmt; |
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} else { |
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$retval = (DBA::numRows($stmt) > 0); |
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} |
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DBA::close($stmt); |
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return $retval; |
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} |
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/** |
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* Retrieve a single record from the item table for a given user and returns it in an associative array |
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* |
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* @brief Retrieve a single record from a table |
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* @param integer $uid User ID |
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* @param array $selected |
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* @param array $condition |
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* @param array $params |
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* @return bool|array |
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* @throws \Exception |
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* @see DBA::select |
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*/ |
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public static function selectFirstForUser($uid, array $selected = [], array $condition = [], $params = []) |
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{ |
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$params['uid'] = $uid; |
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if (empty($selected)) { |
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$selected = Item::DISPLAY_FIELDLIST; |
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} |
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return self::selectFirst($selected, $condition, $params); |
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} |
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/** |
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* @brief Select rows from the item table for a given user |
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* |
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* @param integer $uid User ID |
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* @param array $selected Array of selected fields, empty for all |
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* @param array $condition Array of fields for condition |
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* @param array $params Array of several parameters |
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* |
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* @return boolean|object |
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* @throws \Exception |
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*/ |
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public static function selectForUser($uid, array $selected = [], array $condition = [], $params = []) |
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{ |
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$params['uid'] = $uid; |
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if (empty($selected)) { |
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$selected = Item::DISPLAY_FIELDLIST; |
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} |
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return self::select($selected, $condition, $params); |
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} |
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/** |
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* Retrieve a single record from the item table and returns it in an associative array |
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* |
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* @brief Retrieve a single record from a table |
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* @param array $fields |
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* @param array $condition |
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* @param array $params |
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* @return bool|array |
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* @throws \Exception |
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* @see DBA::select |
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*/ |
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public static function selectFirst(array $fields = [], array $condition = [], $params = []) |
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{ |
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$params['limit'] = 1; |
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$result = self::select($fields, $condition, $params); |
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if (is_bool($result)) { |
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return $result; |
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} else { |
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$row = self::fetch($result); |
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DBA::close($result); |
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return $row; |
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} |
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} |
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/** |
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* @brief Select rows from the item table and returns them as an array |
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* |
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* @param array $selected Array of selected fields, empty for all |
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* @param array $condition Array of fields for condition |
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* @param array $params Array of several parameters |
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* |
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* @return array |
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* @throws \Exception |
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*/ |
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public static function selectToArray(array $fields = [], array $condition = [], $params = []) |
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{ |
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$result = self::select($fields, $condition, $params); |
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if (is_bool($result)) { |
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return []; |
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} |
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$data = []; |
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while ($row = self::fetch($result)) { |
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$data[] = $row; |
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} |
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DBA::close($result); |
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return $data; |
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} |
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|
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/** |
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* @brief Select rows from the item table |
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* |
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* @param array $selected Array of selected fields, empty for all |
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* @param array $condition Array of fields for condition |
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* @param array $params Array of several parameters |
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* |
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* @return boolean|object |
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* @throws \Exception |
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*/ |
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public static function select(array $selected = [], array $condition = [], $params = []) |
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{ |
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$uid = 0; |
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$usermode = false; |
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if (isset($params['uid'])) { |
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$uid = $params['uid']; |
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$usermode = true; |
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} |
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$fields = self::fieldlist($usermode); |
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$select_fields = self::constructSelectFields($fields, $selected); |
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$condition_string = DBA::buildCondition($condition); |
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$condition_string = self::addTablesToFields($condition_string, $fields); |
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if ($usermode) { |
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$condition_string = $condition_string . ' AND ' . self::condition(false); |
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} |
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$param_string = self::addTablesToFields(DBA::buildParameter($params), $fields); |
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$table = "`item` " . self::constructJoins($uid, $select_fields . $condition_string . $param_string, false, $usermode); |
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$sql = "SELECT " . $select_fields . " FROM " . $table . $condition_string . $param_string; |
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return DBA::p($sql, $condition); |
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} |
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/** |
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* @brief Select rows from the starting post in the item table |
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* |
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* @param integer $uid User ID |
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* @param array $selected |
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* @param array $condition Array of fields for condition |
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* @param array $params Array of several parameters |
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* |
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* @return boolean|object |
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* @throws \Exception |
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*/ |
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public static function selectThreadForUser($uid, array $selected = [], array $condition = [], $params = []) |
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{ |
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$params['uid'] = $uid; |
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if (empty($selected)) { |
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$selected = Item::DISPLAY_FIELDLIST; |
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} |
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return self::selectThread($selected, $condition, $params); |
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} |
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/** |
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* Retrieve a single record from the starting post in the item table and returns it in an associative array |
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* |
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* @brief Retrieve a single record from a table |
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* @param integer $uid User ID |
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* @param array $selected |
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* @param array $condition |
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* @param array $params |
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* @return bool|array |
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* @throws \Exception |
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* @see DBA::select |
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*/ |
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public static function selectFirstThreadForUser($uid, array $selected = [], array $condition = [], $params = []) |
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{ |
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$params['uid'] = $uid; |
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|
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if (empty($selected)) { |
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$selected = Item::DISPLAY_FIELDLIST; |
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} |
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return self::selectFirstThread($selected, $condition, $params); |
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} |
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|
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/** |
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* Retrieve a single record from the starting post in the item table and returns it in an associative array |
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* |
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* @brief Retrieve a single record from a table |
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* @param array $fields |
|
* @param array $condition |
|
* @param array $params |
|
* @return bool|array |
|
* @throws \Exception |
|
* @see DBA::select |
|
*/ |
|
public static function selectFirstThread(array $fields = [], array $condition = [], $params = []) |
|
{ |
|
$params['limit'] = 1; |
|
$result = self::selectThread($fields, $condition, $params); |
|
|
|
if (is_bool($result)) { |
|
return $result; |
|
} else { |
|
$row = self::fetch($result); |
|
DBA::close($result); |
|
return $row; |
|
} |
|
} |
|
|
|
/** |
|
* @brief Select rows from the starting post in the item table |
|
* |
|
* @param array $selected Array of selected fields, empty for all |
|
* @param array $condition Array of fields for condition |
|
* @param array $params Array of several parameters |
|
* |
|
* @return boolean|object |
|
* @throws \Exception |
|
*/ |
|
public static function selectThread(array $selected = [], array $condition = [], $params = []) |
|
{ |
|
$uid = 0; |
|
$usermode = false; |
|
|
|
if (isset($params['uid'])) { |
|
$uid = $params['uid']; |
|
$usermode = true; |
|
} |
|
|
|
$fields = self::fieldlist($usermode); |
|
|
|
$fields['thread'] = ['mention', 'ignored', 'iid']; |
|
|
|
$threadfields = ['thread' => ['iid', 'uid', 'contact-id', 'owner-id', 'author-id', |
|
'created', 'edited', 'commented', 'received', 'changed', 'wall', 'private', |
|
'pubmail', 'moderated', 'visible', 'starred', 'ignored', 'post-type', |
|
'unseen', 'deleted', 'origin', 'forum_mode', 'mention', 'network']]; |
|
|
|
$select_fields = self::constructSelectFields($fields, $selected); |
|
|
|
$condition_string = DBA::buildCondition($condition); |
|
|
|
$condition_string = self::addTablesToFields($condition_string, $threadfields); |
|
$condition_string = self::addTablesToFields($condition_string, $fields); |
|
|
|
if ($usermode) { |
|
$condition_string = $condition_string . ' AND ' . self::condition(true); |
|
} |
|
|
|
$param_string = DBA::buildParameter($params); |
|
$param_string = self::addTablesToFields($param_string, $threadfields); |
|
$param_string = self::addTablesToFields($param_string, $fields); |
|
|
|
$table = "`thread` " . self::constructJoins($uid, $select_fields . $condition_string . $param_string, true, $usermode); |
|
|
|
$sql = "SELECT " . $select_fields . " FROM " . $table . $condition_string . $param_string; |
|
|
|
return DBA::p($sql, $condition); |
|
} |
|
|
|
/** |
|
* @brief Returns a list of fields that are associated with the item table |
|
* |
|
* @param $usermode |
|
* @return array field list |
|
*/ |
|
private static function fieldlist($usermode) |
|
{ |
|
$fields = []; |
|
|
|
$fields['item'] = ['id', 'uid', 'parent', 'uri', 'parent-uri', 'thr-parent', 'guid', |
|
'contact-id', 'owner-id', 'author-id', 'type', 'wall', 'gravity', 'extid', |
|
'created', 'edited', 'commented', 'received', 'changed', 'psid', |
|
'resource-id', 'event-id', 'tag', 'attach', 'post-type', 'file', |
|
'private', 'pubmail', 'moderated', 'visible', 'starred', 'bookmark', |
|
'unseen', 'deleted', 'origin', 'forum_mode', 'mention', 'global', |
|
'id' => 'item_id', 'network', 'icid', 'iaid', 'id' => 'internal-iid', |
|
'network' => 'internal-network', 'icid' => 'internal-icid', |
|
'iaid' => 'internal-iaid']; |
|
|
|
if ($usermode) { |
|
$fields['user-item'] = ['pinned', 'ignored' => 'internal-user-ignored']; |
|
} |
|
|
|
$fields['item-activity'] = ['activity', 'activity' => 'internal-activity']; |
|
|
|
$fields['item-content'] = array_merge(self::CONTENT_FIELDLIST, self::MIXED_CONTENT_FIELDLIST); |
|
|
|
$fields['item-delivery-data'] = array_merge(ItemDeliveryData::LEGACY_FIELD_LIST, ItemDeliveryData::FIELD_LIST); |
|
|
|
$fields['permissionset'] = ['allow_cid', 'allow_gid', 'deny_cid', 'deny_gid']; |
|
|
|
$fields['author'] = ['url' => 'author-link', 'name' => 'author-name', 'addr' => 'author-addr', |
|
'thumb' => 'author-avatar', 'nick' => 'author-nick', 'network' => 'author-network']; |
|
|
|
$fields['owner'] = ['url' => 'owner-link', 'name' => 'owner-name', 'addr' => 'owner-addr', |
|
'thumb' => 'owner-avatar', 'nick' => 'owner-nick', 'network' => 'owner-network']; |
|
|
|
$fields['contact'] = ['url' => 'contact-link', 'name' => 'contact-name', 'thumb' => 'contact-avatar', |
|
'writable', 'self', 'id' => 'cid', 'alias', 'uid' => 'contact-uid', |
|
'photo', 'name-date', 'uri-date', 'avatar-date', 'thumb', 'dfrn-id']; |
|
|
|
$fields['parent-item'] = ['guid' => 'parent-guid', 'network' => 'parent-network']; |
|
|
|
$fields['parent-item-author'] = ['url' => 'parent-author-link', 'name' => 'parent-author-name']; |
|
|
|
$fields['event'] = ['created' => 'event-created', 'edited' => 'event-edited', |
|
'start' => 'event-start','finish' => 'event-finish', |
|
'summary' => 'event-summary','desc' => 'event-desc', |
|
'location' => 'event-location', 'type' => 'event-type', |
|
'nofinish' => 'event-nofinish','adjust' => 'event-adjust', |
|
'ignore' => 'event-ignore', 'id' => 'event-id']; |
|
|
|
$fields['sign'] = ['signed_text', 'signature', 'signer']; |
|
|
|
$fields['diaspora-interaction'] = ['interaction']; |
|
|
|
return $fields; |
|
} |
|
|
|
/** |
|
* @brief Returns SQL condition for the "select" functions |
|
* |
|
* @param boolean $thread_mode Called for the items (false) or for the threads (true) |
|
* |
|
* @return string SQL condition |
|
*/ |
|
private static function condition($thread_mode) |
|
{ |
|
if ($thread_mode) { |
|
$master_table = "`thread`"; |
|
} else { |
|
$master_table = "`item`"; |
|
} |
|
return sprintf("$master_table.`visible` AND NOT $master_table.`deleted` AND NOT $master_table.`moderated` |
|
AND (`user-item`.`hidden` IS NULL OR NOT `user-item`.`hidden`) |
|
AND (`user-author`.`blocked` IS NULL OR NOT `user-author`.`blocked`) |
|
AND (`user-author`.`ignored` IS NULL OR NOT `user-author`.`ignored` OR `item`.`gravity` != %d) |
|
AND (`user-owner`.`blocked` IS NULL OR NOT `user-owner`.`blocked`) |
|
AND (`user-owner`.`ignored` IS NULL OR NOT `user-owner`.`ignored` OR `item`.`gravity` != %d) ", |
|
GRAVITY_PARENT, GRAVITY_PARENT); |
|
} |
|
|
|
/** |
|
* @brief Returns all needed "JOIN" commands for the "select" functions |
|
* |
|
* @param integer $uid User ID |
|
* @param string $sql_commands The parts of the built SQL commands in the "select" functions |
|
* @param boolean $thread_mode Called for the items (false) or for the threads (true) |
|
* |
|
* @param $user_mode |
|
* @return string The SQL joins for the "select" functions |
|
*/ |
|
private static function constructJoins($uid, $sql_commands, $thread_mode, $user_mode) |
|
{ |
|
if ($thread_mode) { |
|
$master_table = "`thread`"; |
|
$master_table_key = "`thread`.`iid`"; |
|
$joins = "STRAIGHT_JOIN `item` ON `item`.`id` = `thread`.`iid` "; |
|
} else { |
|
$master_table = "`item`"; |
|
$master_table_key = "`item`.`id`"; |
|
$joins = ''; |
|
} |
|
|
|
if ($user_mode) { |
|
$joins .= sprintf("STRAIGHT_JOIN `contact` ON `contact`.`id` = $master_table.`contact-id` |
|
AND NOT `contact`.`blocked` |
|
AND ((NOT `contact`.`readonly` AND NOT `contact`.`pending` AND (`contact`.`rel` IN (%s, %s))) |
|
OR `contact`.`self` OR `item`.`gravity` != %d OR `contact`.`uid` = 0) |
|
STRAIGHT_JOIN `contact` AS `author` ON `author`.`id` = $master_table.`author-id` AND NOT `author`.`blocked` |
|
STRAIGHT_JOIN `contact` AS `owner` ON `owner`.`id` = $master_table.`owner-id` AND NOT `owner`.`blocked` |
|
LEFT JOIN `user-item` ON `user-item`.`iid` = $master_table_key AND `user-item`.`uid` = %d |
|
LEFT JOIN `user-contact` AS `user-author` ON `user-author`.`cid` = $master_table.`author-id` AND `user-author`.`uid` = %d |
|
LEFT JOIN `user-contact` AS `user-owner` ON `user-owner`.`cid` = $master_table.`owner-id` AND `user-owner`.`uid` = %d", |
|
Contact::SHARING, Contact::FRIEND, GRAVITY_PARENT, intval($uid), intval($uid), intval($uid)); |
|
} else { |
|
if (strpos($sql_commands, "`contact`.") !== false) { |
|
$joins .= "LEFT JOIN `contact` ON `contact`.`id` = $master_table.`contact-id`"; |
|
} |
|
if (strpos($sql_commands, "`author`.") !== false) { |
|
$joins .= " LEFT JOIN `contact` AS `author` ON `author`.`id` = $master_table.`author-id`"; |
|
} |
|
if (strpos($sql_commands, "`owner`.") !== false) { |
|
$joins .= " LEFT JOIN `contact` AS `owner` ON `owner`.`id` = $master_table.`owner-id`"; |
|
} |
|
} |
|
|
|
if (strpos($sql_commands, "`group_member`.") !== false) { |
|
$joins .= " STRAIGHT_JOIN `group_member` ON `group_member`.`contact-id` = $master_table.`contact-id`"; |
|
} |
|
|
|
if (strpos($sql_commands, "`user`.") !== false) { |
|
$joins .= " STRAIGHT_JOIN `user` ON `user`.`uid` = $master_table.`uid`"; |
|
} |
|
|
|
if (strpos($sql_commands, "`event`.") !== false) { |
|
$joins .= " LEFT JOIN `event` ON `event-id` = `event`.`id`"; |
|
} |
|
|
|
if (strpos($sql_commands, "`sign`.") !== false) { |
|
$joins .= " LEFT JOIN `sign` ON `sign`.`iid` = `item`.`id`"; |
|
} |
|
|
|
if (strpos($sql_commands, "`diaspora-interaction`.") !== false) { |
|
$joins .= " LEFT JOIN `diaspora-interaction` ON `diaspora-interaction`.`uri-id` = `item`.`uri-id`"; |
|
} |
|
|
|
if (strpos($sql_commands, "`item-activity`.") !== false) { |
|
$joins .= " LEFT JOIN `item-activity` ON `item-activity`.`uri-id` = `item`.`uri-id`"; |
|
} |
|
|
|
if (strpos($sql_commands, "`item-content`.") !== false) { |
|
$joins .= " LEFT JOIN `item-content` ON `item-content`.`uri-id` = `item`.`uri-id`"; |
|
} |
|
|
|
if (strpos($sql_commands, "`item-delivery-data`.") !== false) { |
|
$joins .= " LEFT JOIN `item-delivery-data` ON `item-delivery-data`.`iid` = `item`.`id`"; |
|
} |
|
|
|
if (strpos($sql_commands, "`permissionset`.") !== false) { |
|
$joins .= " LEFT JOIN `permissionset` ON `permissionset`.`id` = `item`.`psid`"; |
|
} |
|
|
|
if ((strpos($sql_commands, "`parent-item`.") !== false) || (strpos($sql_commands, "`parent-author`.") !== false)) { |
|
$joins .= " STRAIGHT_JOIN `item` AS `parent-item` ON `parent-item`.`id` = `item`.`parent`"; |
|
} |
|
|
|
if (strpos($sql_commands, "`parent-item-author`.") !== false) { |
|
$joins .= " STRAIGHT_JOIN `contact` AS `parent-item-author` ON `parent-item-author`.`id` = `parent-item`.`author-id`"; |
|
} |
|
|
|
return $joins; |
|
} |
|
|
|
/** |
|
* @brief Add the field list for the "select" functions |
|
* |
|
* @param array $fields The field definition array |
|
* @param array $selected The array with the selected fields from the "select" functions |
|
* |
|
* @return string The field list |
|
*/ |
|
private static function constructSelectFields($fields, $selected) |
|
{ |
|
if (!empty($selected)) { |
|
$selected[] = 'internal-iid'; |
|
$selected[] = 'internal-iaid'; |
|
$selected[] = 'internal-icid'; |
|
$selected[] = 'internal-network'; |
|
} |
|
|
|
if (in_array('verb', $selected)) { |
|
$selected[] = 'internal-activity'; |
|
} |
|
|
|
if (in_array('ignored', $selected)) { |
|
$selected[] = 'internal-user-ignored'; |
|
} |
|
|
|
if (in_array('signed_text', $selected)) { |
|
$selected[] = 'interaction'; |
|
} |
|
|
|
$legacy_fields = array_merge(ItemDeliveryData::LEGACY_FIELD_LIST, self::MIXED_CONTENT_FIELDLIST); |
|
|
|
$selection = []; |
|
foreach ($fields as $table => $table_fields) { |
|
foreach ($table_fields as $field => $select) { |
|
if (empty($selected) || in_array($select, $selected)) { |
|
if (self::isLegacyMode() && in_array($select, $legacy_fields)) { |
|
$selection[] = "`item`.`".$select."` AS `internal-item-" . $select . "`"; |
|
} |
|
if (is_int($field)) { |
|
$selection[] = "`" . $table . "`.`" . $select . "`"; |
|
} else { |
|
$selection[] = "`" . $table . "`.`" . $field . "` AS `" . $select . "`"; |
|
} |
|
} |
|
} |
|
} |
|
return implode(", ", $selection); |
|
} |
|
|
|
/** |
|
* @brief add table definition to fields in an SQL query |
|
* |
|
* @param string $query SQL query |
|
* @param array $fields The field definition array |
|
* |
|
* @return string the changed SQL query |
|
*/ |
|
private static function addTablesToFields($query, $fields) |
|
{ |
|
foreach ($fields as $table => $table_fields) { |
|
foreach ($table_fields as $alias => $field) { |
|
if (is_int($alias)) { |
|
$replace_field = $field; |
|
} else { |
|
$replace_field = $alias; |
|
} |
|
|
|
$search = "/([^\.])`" . $field . "`/i"; |
|
$replace = "$1`" . $table . "`.`" . $replace_field . "`"; |
|
$query = preg_replace($search, $replace, $query); |
|
} |
|
} |
|
return $query; |
|
} |
|
|
|
/** |
|
* @brief Update existing item entries |
|
* |
|
* @param array $fields The fields that are to be changed |
|
* @param array $condition The condition for finding the item entries |
|
* |
|
* In the future we may have to change permissions as well. |
|
* Then we had to add the user id as third parameter. |
|
* |
|
* A return value of "0" doesn't mean an error - but that 0 rows had been changed. |
|
* |
|
* @return integer|boolean number of affected rows - or "false" if there was an error |
|
* @throws \Friendica\Network\HTTPException\InternalServerErrorException |
|
*/ |
|
public static function update(array $fields, array $condition) |
|
{ |
|
if (empty($condition) || empty($fields)) { |
|
return false; |
|
} |
|
|
|
// To ensure the data integrity we do it in an transaction |
|
DBA::transaction(); |
|
|
|
// We cannot simply expand the condition to check for origin entries |
|
// The condition needn't to be a simple array but could be a complex condition. |
|
// And we have to execute this query before the update to ensure to fetch the same data. |
|
$items = DBA::select('item', ['id', 'origin', 'uri', 'uri-id', 'iaid', 'icid', 'tag', 'file'], $condition); |
|
|
|
$content_fields = []; |
|
foreach (array_merge(self::CONTENT_FIELDLIST, self::MIXED_CONTENT_FIELDLIST) as $field) { |
|
if (isset($fields[$field])) { |
|
$content_fields[$field] = $fields[$field]; |
|
if (in_array($field, self::CONTENT_FIELDLIST) || !self::isLegacyMode()) { |
|
unset($fields[$field]); |
|
} else { |
|
$fields[$field] = null; |
|
} |
|
} |
|
} |
|
|
|
$delivery_data = ItemDeliveryData::extractFields($fields); |
|
|
|
$clear_fields = ['bookmark', 'type', 'author-name', 'author-avatar', 'author-link', 'owner-name', 'owner-avatar', 'owner-link', 'postopts', 'inform']; |
|
foreach ($clear_fields as $field) { |
|
if (array_key_exists($field, $fields)) { |
|
$fields[$field] = null; |
|
} |
|
} |
|
|
|
if (array_key_exists('tag', $fields)) { |
|
$tags = $fields['tag']; |
|
$fields['tag'] = null; |
|
} else { |
|
$tags = null; |
|
} |
|
|
|
if (array_key_exists('file', $fields)) { |
|
$files = $fields['file']; |
|
$fields['file'] = null; |
|
} else { |
|
$files = null; |
|
} |
|
|
|
if (!empty($fields)) { |
|
$success = DBA::update('item', $fields, $condition); |
|
|
|
if (!$success) { |
|
DBA::close($items); |
|
DBA::rollback(); |
|
return false; |
|
} |
|
} |
|
|
|
// When there is no content for the "old" item table, this will count the fetched items |
|
$rows = DBA::affectedRows(); |
|
|
|
$notify_items = []; |
|
|
|
while ($item = DBA::fetch($items)) { |
|
if (!empty($item['iaid']) || (!empty($content_fields['verb']) && (self::activityToIndex($content_fields['verb']) >= 0))) { |
|
self::updateActivity($content_fields, ['uri-id' => $item['uri-id']]); |
|
|
|
if (empty($item['iaid'])) { |
|
$item_activity = DBA::selectFirst('item-activity', ['id'], ['uri-id' => $item['uri-id']]); |
|
if (DBA::isResult($item_activity)) { |
|
$item_fields = ['iaid' => $item_activity['id'], 'icid' => null]; |
|
foreach (self::MIXED_CONTENT_FIELDLIST as $field) { |
|
if (self::isLegacyMode()) { |
|
$item_fields[$field] = null; |
|
} else { |
|
unset($item_fields[$field]); |
|
} |
|
} |
|
DBA::update('item', $item_fields, ['id' => $item['id']]); |
|
|
|
if (!empty($item['icid']) && !DBA::exists('item', ['icid' => $item['icid']])) { |
|
DBA::delete('item-content', ['id' => $item['icid']]); |
|
} |
|
} |
|
} elseif (!empty($item['icid'])) { |
|
DBA::update('item', ['icid' => null], ['id' => $item['id']]); |
|
|
|
if (!DBA::exists('item', ['icid' => $item['icid']])) { |
|
DBA::delete('item-content', ['id' => $item['icid']]); |
|
} |
|
} |
|
} else { |
|
self::updateContent($content_fields, ['uri-id' => $item['uri-id']]); |
|
|
|
if (empty($item['icid'])) { |
|
$item_content = DBA::selectFirst('item-content', [], ['uri-id' => $item['uri-id']]); |
|
if (DBA::isResult($item_content)) { |
|
$item_fields = ['icid' => $item_content['id']]; |
|
// Clear all fields in the item table that have a content in the item-content table |
|
foreach ($item_content as $field => $content) { |
|
if (in_array($field, self::MIXED_CONTENT_FIELDLIST) && !empty($item_content[$field])) { |
|
if (self::isLegacyMode()) { |
|
$item_fields[$field] = null; |
|
} else { |
|
unset($item_fields[$field]); |
|
} |
|
} |
|
} |
|
DBA::update('item', $item_fields, ['id' => $item['id']]); |
|
} |
|
} |
|
} |
|
|
|
if (!is_null($tags)) { |
|
Term::insertFromTagFieldByItemId($item['id'], $tags); |
|
if (!empty($item['tag'])) { |
|
DBA::update('item', ['tag' => ''], ['id' => $item['id']]); |
|
} |
|
} |
|
|
|
if (!is_null($files)) { |
|
Term::insertFromFileFieldByItemId($item['id'], $files); |
|
if (!empty($item['file'])) { |
|
DBA::update('item', ['file' => ''], ['id' => $item['id']]); |
|
} |
|
} |
|
|
|
ItemDeliveryData::update($item['id'], $delivery_data); |
|
|
|
self::updateThread($item['id']); |
|
|
|
// We only need to notfiy others when it is an original entry from us. |
|
// Only call the notifier when the item has some content relevant change. |
|
if ($item['origin'] && in_array('edited', array_keys($fields))) { |
|
$notify_items[] = $item['id']; |
|
} |
|
} |
|
|
|
DBA::close($items); |
|
DBA::commit(); |
|
|
|
foreach ($notify_items as $notify_item) { |
|
Worker::add(PRIORITY_HIGH, "Notifier", Delivery::POST, $notify_item); |
|
} |
|
|
|
return $rows; |
|
} |
|
|
|
/** |
|
* @brief Delete an item and notify others about it - if it was ours |
|
* |
|
* @param array $condition The condition for finding the item entries |
|
* @param integer $priority Priority for the notification |
|
* @throws \Friendica\Network\HTTPException\InternalServerErrorException |
|
*/ |
|
public static function delete($condition, $priority = PRIORITY_HIGH) |
|
{ |
|
$items = self::select(['id'], $condition); |
|
while ($item = self::fetch($items)) { |
|
self::deleteById($item['id'], $priority); |
|
} |
|
DBA::close($items); |
|
} |
|
|
|
/** |
|
* @brief Delete an item for an user and notify others about it - if it was ours |
|
* |
|
* @param array $condition The condition for finding the item entries |
|
* @param integer $uid User who wants to delete this item |
|
* @throws \Friendica\Network\HTTPException\InternalServerErrorException |
|
*/ |
|
public static function deleteForUser($condition, $uid) |
|
{ |
|
if ($uid == 0) { |
|
return; |
|
} |
|
|
|
$items = self::select(['id', 'uid'], $condition); |
|
while ($item = self::fetch($items)) { |
|
// "Deleting" global items just means hiding them |
|
if ($item['uid'] == 0) { |
|
DBA::update('user-item', ['hidden' => true], ['iid' => $item['id'], 'uid' => $uid], true); |
|
|
|
// Delete notifications |
|
DBA::delete('notify', ['iid' => $item['id'], 'uid' => $uid]); |
|
} elseif ($item['uid'] == $uid) { |
|
self::deleteById($item['id'], PRIORITY_HIGH); |
|
} else { |
|
Logger::log('Wrong ownership. Not deleting item ' . $item['id']); |
|
} |
|
} |
|
DBA::close($items); |
|
} |
|
|
|
/** |
|
* @brief Delete an item and notify others about it - if it was ours |
|
* |
|
* @param integer $item_id Item ID that should be delete |
|
* @param integer $priority Priority for the notification |
|
* |
|
* @return boolean success |
|
* @throws \Friendica\Network\HTTPException\InternalServerErrorException |
|
*/ |
|
public static function deleteById($item_id, $priority = PRIORITY_HIGH) |
|
{ |
|
// locate item to be deleted |
|
$fields = ['id', 'uri', 'uid', 'parent', 'parent-uri', 'origin', |
|
'deleted', 'file', 'resource-id', 'event-id', 'attach', |
|
'verb', 'object-type', 'object', 'target', 'contact-id', |
|
'icid', 'iaid', 'psid']; |
|
$item = self::selectFirst($fields, ['id' => $item_id]); |
|
if (!DBA::isResult($item)) { |
|
Logger::log('Item with ID ' . $item_id . " hasn't been found.", Logger::DEBUG); |
|
return false; |
|
} |
|
|
|
if ($item['deleted']) { |
|
Logger::log('Item with ID ' . $item_id . ' has already been deleted.', Logger::DEBUG); |
|
return false; |
|
} |
|
|
|
$parent = self::selectFirst(['origin'], ['id' => $item['parent']]); |
|
if (!DBA::isResult($parent)) { |
|
$parent = ['origin' => false]; |
|
} |
|
|
|
// clean up categories and tags so they don't end up as orphans |
|
|
|
$matches = false; |
|
$cnt = preg_match_all('/<(.*?)>/', $item['file'], $matches, PREG_SET_ORDER); |
|
|
|
if ($cnt) { |
|
foreach ($matches as $mtch) { |
|
FileTag::unsaveFile($item['uid'], $item['id'], $mtch[1],true); |
|
} |
|
} |
|
|
|
$matches = false; |
|
|
|
$cnt = preg_match_all('/\[(.*?)\]/', $item['file'], $matches, PREG_SET_ORDER); |
|
|
|
if ($cnt) { |
|
foreach ($matches as $mtch) { |
|
FileTag::unsaveFile($item['uid'], $item['id'], $mtch[1],false); |
|
} |
|
} |
|
|
|
/* |
|
* If item is a link to a photo resource, nuke all the associated photos |
|
* (visitors will not have photo resources) |
|
* This only applies to photos uploaded from the photos page. Photos inserted into a post do not |
|
* generate a resource-id and therefore aren't intimately linked to the item. |
|
*/ |
|
/// @TODO: this should first check if photo is used elsewhere |
|
if (strlen($item['resource-id'])) { |
|
Photo::delete(['resource-id' => $item['resource-id'], 'uid' => $item['uid']]); |
|
} |
|
|
|
// If item is a link to an event, delete the event. |
|
if (intval($item['event-id'])) { |
|
Event::delete($item['event-id']); |
|
} |
|
|
|
// If item has attachments, drop them |
|
/// @TODO: this should first check if attachment is used elsewhere |
|
foreach (explode(",", $item['attach']) as $attach) { |
|
preg_match("|attach/(\d+)|", $attach, $matches); |
|
if (is_array($matches) && count($matches) > 1) { |
|
Attach::delete(['id' => $matches[1], 'uid' => $item['uid']]); |
|
} |
|
} |
|
|
|
// Delete tags that had been attached to other items |
|
self::deleteTagsFromItem($item); |
|
|
|
// Delete notifications |
|
DBA::delete('notify', ['iid' => $item['id'], 'uid' => $item['uid']]); |
|
|
|
// Set the item to "deleted" |
|
$item_fields = ['deleted' => true, 'edited' => DateTimeFormat::utcNow(), 'changed' => DateTimeFormat::utcNow()]; |
|
DBA::update('item', $item_fields, ['id' => $item['id']]); |
|
|
|
Term::insertFromTagFieldByItemId($item['id'], ''); |
|
Term::insertFromFileFieldByItemId($item['id'], ''); |
|
self::deleteThread($item['id'], $item['parent-uri']); |
|
|
|
if (!self::exists(["`uri` = ? AND `uid` != 0 AND NOT `deleted`", $item['uri']])) { |
|
self::delete(['uri' => $item['uri'], 'uid' => 0, 'deleted' => false], $priority); |
|
} |
|
|
|
ItemDeliveryData::delete($item['id']); |
|
|
|
// We don't delete the item-activity here, since we need some of the data for ActivityPub |
|
|
|
if (!empty($item['icid']) && !self::exists(['icid' => $item['icid'], 'deleted' => false])) { |
|
DBA::delete('item-content', ['id' => $item['icid']], ['cascade' => false]); |
|
} |
|
// When the permission set will be used in photo and events as well, |
|
// this query here needs to be extended. |
|
// @todo Currently deactivated. We need the permission set in the deletion process. |
|
// This is a reminder to add the removal somewhere else. |
|
//if (!empty($item['psid']) && !self::exists(['psid' => $item['psid'], 'deleted' => false])) { |
|
// DBA::delete('permissionset', ['id' => $item['psid']], ['cascade' => false]); |
|
//} |
|
|
|
// If it's the parent of a comment thread, kill all the kids |
|
if ($item['id'] == $item['parent']) { |
|
self::delete(['parent' => $item['parent'], 'deleted' => false], $priority); |
|
} |
|
|
|
// Is it our comment and/or our thread? |
|
if ($item['origin'] || $parent['origin']) { |
|
|
|
// When we delete the original post we will delete all existing copies on the server as well |
|
self::delete(['uri' => $item['uri'], 'deleted' => false], $priority); |
|
|
|
// send the notification upstream/downstream |
|
Worker::add(['priority' => $priority, 'dont_fork' => true], "Notifier", Delivery::DELETION, intval($item['id'])); |
|
} elseif ($item['uid'] != 0) { |
|
|
|
// When we delete just our local user copy of an item, we have to set a marker to hide it |
|
$global_item = self::selectFirst(['id'], ['uri' => $item['uri'], 'uid' => 0, 'deleted' => false]); |
|
if (DBA::isResult($global_item)) { |
|
DBA::update('user-item', ['hidden' => true], ['iid' => $global_item['id'], 'uid' => $item['uid']], true); |
|
} |
|
} |
|
|
|
Logger::log('Item with ID ' . $item_id . " has been deleted.", Logger::DEBUG); |
|
|
|
return true; |
|
} |
|
|
|
private static function deleteTagsFromItem($item) |
|
{ |
|
if (($item["verb"] != Activity::TAG) || ($item["object-type"] != Activity\ObjectType::TAGTERM)) { |
|
return; |
|
} |
|
|
|
$xo = XML::parseString($item["object"], false); |
|
$xt = XML::parseString($item["target"], false); |
|
|
|
if ($xt->type != Activity\ObjectType::NOTE) { |
|
return; |
|
} |
|
|
|
$i = self::selectFirst(['id', 'contact-id', 'tag'], ['uri' => $xt->id, 'uid' => $item['uid']]); |
|
if (!DBA::isResult($i)) { |
|
return; |
|
} |
|
|
|
// For tags, the owner cannot remove the tag on the author's copy of the post. |
|
$owner_remove = ($item["contact-id"] == $i["contact-id"]); |
|
$author_copy = $item["origin"]; |
|
|
|
if (($owner_remove && $author_copy) || !$owner_remove) { |
|
return; |
|
} |
|
|
|
$tags = explode(',', $i["tag"]); |
|
$newtags = []; |
|
if (count($tags)) { |
|
foreach ($tags as $tag) { |
|
if (trim($tag) !== trim($xo->body)) { |
|
$newtags[] = trim($tag); |
|
} |
|
} |
|
} |
|
self::update(['tag' => implode(',', $newtags)], ['id' => $i["id"]]); |
|
} |
|
|
|
private static function guid($item, $notify) |
|
{ |
|
if (!empty($item['guid'])) { |
|
return Strings::escapeTags(trim($item['guid'])); |
|
} |
|
|
|
if ($notify) { |
|
// We have to avoid duplicates. So we create the GUID in form of a hash of the plink or uri. |
|
// We add the hash of our own host because our host is the original creator of the post. |
|
$prefix_host = DI::baseUrl()->getHostname(); |
|
} else { |
|
$prefix_host = ''; |
|
|
|
// We are only storing the post so we create a GUID from the original hostname. |
|
if (!empty($item['author-link'])) { |
|
$parsed = parse_url($item['author-link']); |
|
if (!empty($parsed['host'])) { |
|
$prefix_host = $parsed['host']; |
|
} |
|
} |
|
|
|
if (empty($prefix_host) && !empty($item['plink'])) { |
|
$parsed = parse_url($item['plink']); |
|
if (!empty($parsed['host'])) { |
|
$prefix_host = $parsed['host']; |
|
} |
|
} |
|
|
|
if (empty($prefix_host) && !empty($item['uri'])) { |
|
$parsed = parse_url($item['uri']); |
|
if (!empty($parsed['host'])) { |
|
$prefix_host = $parsed['host']; |
|
} |
|
} |
|
|
|
// Is it in the format data@host.tld? - Used for mail contacts |
|
if (empty($prefix_host) && !empty($item['author-link']) && strstr($item['author-link'], '@')) { |
|
$mailparts = explode('@', $item['author-link']); |
|
$prefix_host = array_pop($mailparts); |
|
} |
|
} |
|
|
|
if (!empty($item['plink'])) { |
|
$guid = self::guidFromUri($item['plink'], $prefix_host); |
|
} elseif (!empty($item['uri'])) { |
|
$guid = self::guidFromUri($item['uri'], $prefix_host); |
|
} else { |
|
$guid = System::createUUID(hash('crc32', $prefix_host)); |
|
} |
|
|
|
return $guid; |
|
} |
|
|
|
private static function contactId($item) |
|
{ |
|
if (!empty($item['contact-id']) && DBA::exists('contact', ['self' => true, 'id' => $item['contact-id']])) { |
|
return $item['contact-id']; |
|
} elseif (($item['gravity'] == GRAVITY_PARENT) && !empty($item['uid']) && !empty($item['contact-id']) && Contact::isSharing($item['contact-id'], $item['uid'])) { |
|
return $item['contact-id']; |
|
} elseif (!empty($item['uid']) && !Contact::isSharing($item['author-id'], $item['uid'])) { |
|
return $item['author-id']; |
|
} elseif (!empty($item['contact-id'])) { |
|
return $item['contact-id']; |
|
} else { |
|
$contact_id = Contact::getIdForURL($item['author-link'], $item['uid']); |
|
if (!empty($contact_id)) { |
|
return $contact_id; |
|
} |
|
} |
|
return $item['author-id']; |
|
} |
|
|
|
// This function will finally cover most of the preparation functionality in mod/item.php |
|
public static function prepare(&$item) |
|
{ |
|
/* |
|
* @TODO: Unused code triggering inspection errors |
|
* |
|
$data = BBCode::getAttachmentData($item['body']); |
|
if ((preg_match_all("/\[bookmark\=([^\]]*)\](.*?)\[\/bookmark\]/ism", $item['body'], $match, PREG_SET_ORDER) || isset($data["type"])) |
|
&& ($posttype != Item::PT_PERSONAL_NOTE)) { |
|
$posttype = Item::PT_PAGE; |
|
$objecttype = ACTIVITY_OBJ_BOOKMARK; |
|
} |
|
*/ |
|
} |
|
|
|
/** |
|
* Write an item array into a spool file to be inserted later. |
|
* This command is called whenever there are issues storing an item. |
|
* |
|
* @param array $item The item fields that are to be inserted |
|
* @throws \Exception |
|
*/ |
|
private static function spool($orig_item) |
|
{ |
|
// Now we store the data in the spool directory |
|
// We use "microtime" to keep the arrival order and "mt_rand" to avoid duplicates |
|
$file = 'item-' . round(microtime(true) * 10000) . '-' . mt_rand() . '.msg'; |
|
|
|
$spoolpath = get_spoolpath(); |
|
if ($spoolpath != "") { |
|
$spool = $spoolpath . '/' . $file; |
|
|
|
file_put_contents($spool, json_encode($orig_item)); |
|
Logger::warning("Item wasn't stored - Item was spooled into file", ['file' => $file]); |
|
} |
|
} |
|
|
|
public static function insert($item, $force_parent = false, $notify = false, $dontcache = false) |
|
{ |
|
$orig_item = $item; |
|
|
|
$priority = PRIORITY_HIGH; |
|
|
|
// If it is a posting where users should get notifications, then define it as wall posting |
|
if ($notify) { |
|
$item['wall'] = 1; |
|
$item['origin'] = 1; |
|
$item['network'] = Protocol::DFRN; |
|
$item['protocol'] = Conversation::PARCEL_DFRN; |
|
|
|
if (is_int($notify)) { |
|
$priority = $notify; |
|
} |
|
} else { |
|
$item['network'] = trim(($item['network'] ?? '') ?: Protocol::PHANTOM); |
|
} |
|
|
|
$item['guid'] = self::guid($item, $notify); |
|
$item['uri'] = Strings::escapeTags(trim(($item['uri'] ?? '') ?: self::newURI($item['uid'], $item['guid']))); |
|
|
|
// Store URI data |
|
$item['uri-id'] = ItemURI::insert(['uri' => $item['uri'], 'guid' => $item['guid']]); |
|
|
|
// Store conversation data |
|
$item = Conversation::insert($item); |
|
|
|
/* |
|
* If a Diaspora signature structure was passed in, pull it out of the |
|
* item array and set it aside for later storage. |
|
*/ |
|
|
|
$dsprsig = null; |
|
if (isset($item['dsprsig'])) { |
|
$encoded_signature = $item['dsprsig']; |
|
$dsprsig = json_decode(base64_decode($item['dsprsig'])); |
|
unset($item['dsprsig']); |
|
} |
|
|
|
$diaspora_signed_text = ''; |
|
if (isset($item['diaspora_signed_text'])) { |
|
$diaspora_signed_text = $item['diaspora_signed_text']; |
|
unset($item['diaspora_signed_text']); |
|
} |
|
|
|
// Converting the plink |
|
/// @TODO Check if this is really still needed |
|
if ($item['network'] == Protocol::OSTATUS) { |
|
if (isset($item['plink'])) { |
|
$item['plink'] = OStatus::convertHref($item['plink']); |
|
} elseif (isset($item['uri'])) { |
|
$item['plink'] = OStatus::convertHref($item['uri']); |
|
} |
|
} |
|
|
|
if (!empty($item['thr-parent'])) { |
|
$item['parent-uri'] = $item['thr-parent']; |
|
} |
|
|
|
$activity = DI::activity(); |
|
|
|
if (isset($item['gravity'])) { |
|
$item['gravity'] = intval($item['gravity']); |
|
} elseif ($item['parent-uri'] === $item['uri']) { |
|
$item['gravity'] = GRAVITY_PARENT; |
|
} elseif ($activity->match($item['verb'], Activity::POST)) { |
|
$item['gravity'] = GRAVITY_COMMENT; |
|
} elseif ($activity->match($item['verb'], Activity::FOLLOW)) { |
|
$item['gravity'] = GRAVITY_ACTIVITY; |
|
} else { |
|
$item['gravity'] = GRAVITY_UNKNOWN; // Should not happen |
|
Logger::log('Unknown gravity for verb: ' . $item['verb'], Logger::DEBUG); |
|
} |
|
|
|
$uid = intval($item['uid']); |
|
|
|
// check for create date and expire time |
|
$expire_interval = Config::get('system', 'dbclean-expire-days', 0); |
|
|
|
$user = DBA::selectFirst('user', ['expire'], ['uid' => $uid]); |
|
if (DBA::isResult($user) && ($user['expire'] > 0) && (($user['expire'] < $expire_interval) || ($expire_interval == 0))) { |
|
$expire_interval = $user['expire']; |
|
} |
|
|
|
if (($expire_interval > 0) && !empty($item['created'])) { |
|
$expire_date = time() - ($expire_interval * 86400); |
|
$created_date = strtotime($item['created']); |
|
if ($created_date < $expire_date) { |
|
Logger::notice('Item created before expiration interval.', [ |
|
'created' => date('c', $created_date), |
|
'expired' => date('c', $expire_date), |
|
'$item' => $item |
|
]); |
|
return 0; |
|
} |
|
} |
|
|
|
/* |
|
* Do we already have this item? |
|
* We have to check several networks since Friendica posts could be repeated |
|
* via OStatus (maybe Diasporsa as well) |
|
*/ |
|
if (empty($item['network']) || in_array($item['network'], Protocol::FEDERATED)) { |
|
$condition = ["`uri` = ? AND `uid` = ? AND `network` IN (?, ?, ?, ?)", |
|
trim($item['uri']), $item['uid'], |
|
Protocol::ACTIVITYPUB, Protocol::DIASPORA, Protocol::DFRN, Protocol::OSTATUS]; |
|
$existing = self::selectFirst(['id', 'network'], $condition); |
|
if (DBA::isResult($existing)) { |
|
// We only log the entries with a different user id than 0. Otherwise we would have too many false positives |
|
if ($uid != 0) { |
|
Logger::notice('Item already existed for user', [ |
|
'uri' => $item['uri'], |
|
'uid' => $uid, |
|
'network' => $item['network'], |
|
'existing_id' => $existing["id"], |
|
'existing_network' => $existing["network"] |
|
]); |
|
} |
|
|
|
return $existing["id"]; |
|
} |
|
} |
|
|
|
$item['wall'] = intval($item['wall'] ?? 0); |
|
$item['extid'] = trim($item['extid'] ?? ''); |
|
$item['author-name'] = trim($item['author-name'] ?? ''); |
|
$item['author-link'] = trim($item['author-link'] ?? ''); |
|
$item['author-avatar'] = trim($item['author-avatar'] ?? ''); |
|
$item['owner-name'] = trim($item['owner-name'] ?? ''); |
|
$item['owner-link'] = trim($item['owner-link'] ?? ''); |
|
$item['owner-avatar'] = trim($item['owner-avatar'] ?? ''); |
|
$item['received'] = (isset($item['received']) ? DateTimeFormat::utc($item['received']) : DateTimeFormat::utcNow()); |
|
$item['created'] = (isset($item['created']) ? DateTimeFormat::utc($item['created']) : $item['received']); |
|
$item['edited'] = (isset($item['edited']) ? DateTimeFormat::utc($item['edited']) : $item['created']); |
|
$item['changed'] = (isset($item['changed']) ? DateTimeFormat::utc($item['changed']) : $item['created']); |
|
$item['commented'] = (isset($item['commented']) ? DateTimeFormat::utc($item['commented']) : $item['created']); |
|
$item['title'] = trim($item['title'] ?? ''); |
|
$item['location'] = trim($item['location'] ?? ''); |
|
$item['coord'] = trim($item['coord'] ?? ''); |
|
$item['visible'] = (isset($item['visible']) ? intval($item['visible']) : 1); |
|
$item['deleted'] = 0; |
|
$item['parent-uri'] = trim(($item['parent-uri'] ?? '') ?: $item['uri']); |
|
$item['post-type'] = ($item['post-type'] ?? '') ?: self::PT_ARTICLE; |
|
$item['verb'] = trim($item['verb'] ?? ''); |
|
$item['object-type'] = trim($item['object-type'] ?? ''); |
|
$item['object'] = trim($item['object'] ?? ''); |
|
$item['target-type'] = trim($item['target-type'] ?? ''); |
|
$item['target'] = trim($item['target'] ?? ''); |
|
$item['plink'] = trim($item['plink'] ?? ''); |
|
$item['allow_cid'] = trim($item['allow_cid'] ?? ''); |
|
$item['allow_gid'] = trim($item['allow_gid'] ?? ''); |
|
$item['deny_cid'] = trim($item['deny_cid'] ?? ''); |
|
$item['deny_gid'] = trim($item['deny_gid'] ?? ''); |
|
$item['private'] = intval($item['private'] ?? 0); |
|
$item['body'] = trim($item['body'] ?? ''); |
|
$item['tag'] = trim($item['tag'] ?? ''); |
|
$item['attach'] = trim($item['attach'] ?? ''); |
|
$item['app'] = trim($item['app'] ?? ''); |
|
$item['origin'] = intval($item['origin'] ?? 0); |
|
$item['postopts'] = trim($item['postopts'] ?? ''); |
|
$item['resource-id'] = trim($item['resource-id'] ?? ''); |
|
$item['event-id'] = intval($item['event-id'] ?? 0); |
|
$item['inform'] = trim($item['inform'] ?? ''); |
|
$item['file'] = trim($item['file'] ?? ''); |
|
|
|
// When there is no content then we don't post it |
|
if ($item['body'].$item['title'] == '') { |
|
Logger::notice('No body, no title.'); |
|
return 0; |
|
} |
|
|
|
self::addLanguageToItemArray($item); |
|
|
|
// Items cannot be stored before they happen ... |
|
if ($item['created'] > DateTimeFormat::utcNow()) { |
|
$item['created'] = DateTimeFormat::utcNow(); |
|
} |
|
|
|
// We haven't invented time travel by now. |
|
if ($item['edited'] > DateTimeFormat::utcNow()) { |
|
$item['edited'] = DateTimeFormat::utcNow(); |
|
} |
|
|
|
$item['plink'] = ($item['plink'] ?? '') ?: DI::baseUrl() . '/display/' . urlencode($item['guid']); |
|
|
|
$default = ['url' => $item['author-link'], 'name' => $item['author-name'], |
|
'photo' => $item['author-avatar'], 'network' => $item['network']]; |
|
|
|
$item['author-id'] = ($item['author-id'] ?? 0) ?: Contact::getIdForURL($item['author-link'], 0, false, $default); |
|
|
|
if (Contact::isBlocked($item['author-id'])) { |
|
Logger::notice('Author is blocked node-wide', ['author-link' => $item['author-link'], 'item-uri' => $item['uri']]); |
|
return 0; |
|
} |
|
|
|
if (!empty($item['author-link']) && Network::isUrlBlocked($item['author-link'])) { |
|
Logger::notice('Author server is blocked', ['author-link' => $item['author-link'], 'item-uri' => $item['uri']]); |
|
return 0; |
|
} |
|
|
|
if (!empty($uid) && Contact::isBlockedByUser($item['author-id'], $uid)) { |
|
Logger::notice('Author is blocked by user', ['author-link' => $item['author-link'], 'uid' => $uid, 'item-uri' => $item['uri']]); |
|
return 0; |
|
} |
|
|
|
$default = ['url' => $item['owner-link'], 'name' => $item['owner-name'], |
|
'photo' => $item['owner-avatar'], 'network' => $item['network']]; |
|
|
|
$item['owner-id'] = ($item['owner-id'] ?? 0) ?: Contact::getIdForURL($item['owner-link'], 0, false, $default); |
|
|
|
if (Contact::isBlocked($item['owner-id'])) { |
|
Logger::notice('Owner is blocked node-wide', ['owner-link' => $item['owner-link'], 'item-uri' => $item['uri']]); |
|
return 0; |
|
} |
|
|
|
if (!empty($item['owner-link']) && Network::isUrlBlocked($item['owner-link'])) { |
|
Logger::notice('Owner server is blocked', ['owner-link' => $item['owner-link'], 'item-uri' => $item['uri']]); |
|
return 0; |
|
} |
|
|
|
if (!empty($uid) && Contact::isBlockedByUser($item['owner-id'], $uid)) { |
|
Logger::notice('Owner is blocked by user', ['owner-link' => $item['owner-link'], 'uid' => $uid, 'item-uri' => $item['uri']]); |
|
return 0; |
|
} |
|
|
|
// The causer is set during a thread completion, for example because of a reshare. It countains the responsible actor. |
|
if (!empty($uid) && !empty($item['causer-id']) && Contact::isBlockedByUser($item['causer-id'], $uid)) { |
|
Logger::notice('Causer is blocked by user', ['causer-link' => $item['causer-link'], 'uid' => $uid, 'item-uri' => $item['uri']]); |
|
return 0; |
|
} |
|
|
|
if (!empty($uid) && !empty($item['causer-id']) && ($item['parent-uri'] == $item['uri']) && Contact::isIgnoredByUser($item['causer-id'], $uid)) { |
|
Logger::notice('Causer is ignored by user', ['causer-link' => $item['causer-link'], 'uid' => $uid, 'item-uri' => $item['uri']]); |
|
return 0; |
|
} |
|
|
|
// We don't store the causer, we only have it here for the checks above |
|
unset($item['causer-id']); |
|
unset($item['causer-link']); |
|
|
|
// The contact-id should be set before "self::insert" was called - but there seems to be issues sometimes |
|
$item["contact-id"] = self::contactId($item); |
|
|
|
if ($item['network'] == Protocol::PHANTOM) { |
|
$item['network'] = Protocol::DFRN; |
|
Logger::notice('Missing network, setting to {network}.', [ |
|
'uri' => $item["uri"], |
|
'network' => $item['network'], |
|
'callstack' => System::callstack() |
|
]); |
|
} |
|
|
|
// Checking if there is already an item with the same guid |
|
$condition = ['guid' => $item['guid'], 'network' => $item['network'], 'uid' => $item['uid']]; |
|
if (self::exists($condition)) { |
|
Logger::notice('Found already existing item', [ |
|
'guid' => $item['guid'], |
|
'uid' => $item['uid'], |
|
'network' => $item['network'] |
|
]); |
|
return 0; |
|
} |
|
|
|
if ($item['verb'] == Activity::FOLLOW) { |
|
if (!$item['origin'] && ($item['author-id'] == Contact::getPublicIdByUserId($uid))) { |
|
// Our own follow request can be relayed to us. We don't store it to avoid notification chaos. |
|
Logger::log("Follow: Don't store not origin follow request from us for " . $item['parent-uri'], Logger::DEBUG); |
|
return 0; |
|
} |
|
|
|
$condition = ['verb' => Activity::FOLLOW, 'uid' => $item['uid'], |
|
'parent-uri' => $item['parent-uri'], 'author-id' => $item['author-id']]; |
|
if (self::exists($condition)) { |
|
// It happens that we receive multiple follow requests by the same author - we only store one. |
|
Logger::log('Follow: Found existing follow request from author ' . $item['author-id'] . ' for ' . $item['parent-uri'], Logger::DEBUG); |
|
return 0; |
|
} |
|
} |
|
|
|
// Check for hashtags in the body and repair or add hashtag links |
|
self::setHashtags($item); |
|
|
|
$item['thr-parent'] = $item['parent-uri']; |
|
|
|
$notify_type = Delivery::POST; |
|
$allow_cid = ''; |
|
$allow_gid = ''; |
|
$deny_cid = ''; |
|
$deny_gid = ''; |
|
|
|
if ($item['parent-uri'] === $item['uri']) { |
|
$parent_id = 0; |
|
$parent_deleted = 0; |
|
$allow_cid = $item['allow_cid']; |
|
$allow_gid = $item['allow_gid']; |
|
$deny_cid = $item['deny_cid']; |
|
$deny_gid = $item['deny_gid']; |
|
} else { |
|
// find the parent and snarf the item id and ACLs |
|
// and anything else we need to inherit |
|
|
|
$fields = ['uri', 'parent-uri', 'id', 'deleted', |
|
'allow_cid', 'allow_gid', 'deny_cid', 'deny_gid', |
|
'wall', 'private', 'forum_mode', 'origin']; |
|
$condition = ['uri' => $item['parent-uri'], 'uid' => $item['uid']]; |
|
$params = ['order' => ['id' => false]]; |
|
$parent = self::selectFirst($fields, $condition, $params); |
|
|
|
if (DBA::isResult($parent)) { |
|
// is the new message multi-level threaded? |
|
// even though we don't support it now, preserve the info |
|
// and re-attach to the conversation parent. |
|
|
|
if ($parent['uri'] != $parent['parent-uri']) { |
|
$item['parent-uri'] = $parent['parent-uri']; |
|
|
|
$condition = ['uri' => $item['parent-uri'], |
|
'parent-uri' => $item['parent-uri'], |
|
'uid' => $item['uid']]; |
|
$params = ['order' => ['id' => false]]; |
|
$toplevel_parent = self::selectFirst($fields, $condition, $params); |
|
|
|
if (DBA::isResult($toplevel_parent)) { |
|
$parent = $toplevel_parent; |
|
} |
|
} |
|
|
|
$parent_id = $parent['id']; |
|
$parent_deleted = $parent['deleted']; |
|
$allow_cid = $parent['allow_cid']; |
|
$allow_gid = $parent['allow_gid']; |
|
$deny_cid = $parent['deny_cid']; |
|
$deny_gid = $parent['deny_gid']; |
|
$item['wall'] = $parent['wall']; |
|
|
|
/* |
|
* If the parent is private, force privacy for the entire conversation |
|
* This differs from the above settings as it subtly allows comments from |
|
* email correspondents to be private even if the overall thread is not. |
|
*/ |
|
if ($parent['private']) { |
|
$item['private'] = $parent['private']; |
|
} |
|
|
|
/* |
|
* Edge case. We host a public forum that was originally posted to privately. |
|
* The original author commented, but as this is a comment, the permissions |
|
* weren't fixed up so it will still show the comment as private unless we fix it here. |
|
*/ |
|
if ((intval($parent['forum_mode']) == 1) && $parent['private']) { |
|
$item['private'] = 0; |
|
} |
|
|
|
// If its a post that originated here then tag the thread as "mention" |
|
if ($item['origin'] && $item['uid']) { |
|
DBA::update('thread', ['mention' => true], ['iid' => $parent_id]); |
|
Logger::log('tagged thread ' . $parent_id . ' as mention for user ' . $item['uid'], Logger::DEBUG); |
|
} |
|
} else { |
|
/* |
|
* Allow one to see reply tweets from status.net even when |
|
* we don't have or can't see the original post. |
|
*/ |
|
if ($force_parent) { |
|
Logger::log('$force_parent=true, reply converted to top-level post.'); |
|
$parent_id = 0; |
|
$item['parent-uri'] = $item['uri']; |
|
$item['gravity'] = GRAVITY_PARENT; |
|
} else { |
|
Logger::log('item parent '.$item['parent-uri'].' for '.$item['uid'].' was not found - ignoring item'); |
|
return 0; |
|
} |
|
|
|
$parent_deleted = 0; |
|
} |
|
} |
|
|
|
if (stristr($item['verb'], Activity::POKE)) { |
|
$notify_type = Delivery::POKE; |
|
} |
|
|
|
$item['parent-uri-id'] = ItemURI::getIdByURI($item['parent-uri']); |
|
$item['thr-parent-id'] = ItemURI::getIdByURI($item['thr-parent']); |
|
|
|
$condition = ["`uri` = ? AND `network` IN (?, ?) AND `uid` = ?", |
|
$item['uri'], $item['network'], Protocol::DFRN, $item['uid']]; |
|
if (self::exists($condition)) { |
|
Logger::log('duplicated item with the same uri found. '.print_r($item,true)); |
|
return 0; |
|
} |
|
|
|
// On Friendica and Diaspora the GUID is unique |
|
if (in_array($item['network'], [Protocol::DFRN, Protocol::DIASPORA])) { |
|
$condition = ['guid' => $item['guid'], 'uid' => $item['uid']]; |
|
if (self::exists($condition)) { |
|
Logger::log('duplicated item with the same guid found. '.print_r($item,true)); |
|
return 0; |
|
} |
|
} elseif ($item['network'] == Protocol::OSTATUS) { |
|
// Check for an existing post with the same content. There seems to be a problem with OStatus. |
|
$condition = ["`body` = ? AND `network` = ? AND `created` = ? AND `contact-id` = ? AND `uid` = ?", |
|
$item['body'], $item['network'], $item['created'], $item['contact-id'], $item['uid']]; |
|
if (self::exists($condition)) { |
|
Logger::log('duplicated item with the same body found. '.print_r($item,true)); |
|
return 0; |
|
} |
|
} |
|
|
|
// Is this item available in the global items (with uid=0)? |
|
if ($item["uid"] == 0) { |
|
$item["global"] = true; |
|
|
|
// Set the global flag on all items if this was a global item entry |
|
DBA::update('item', ['global' => true], ['uri' => $item["uri"]]); |
|
} else { |
|
$item["global"] = self::exists(['uid' => 0, 'uri' => $item["uri"]]); |
|
} |
|
|
|
// ACL settings |
|
if (strlen($allow_cid) || strlen($allow_gid) || strlen($deny_cid) || strlen($deny_gid)) { |
|
$private = 1; |
|
} else { |
|
$private = $item['private']; |
|
} |
|
|
|
$item["allow_cid"] = $allow_cid; |
|
$item["allow_gid"] = $allow_gid; |
|
$item["deny_cid"] = $deny_cid; |
|
$item["deny_gid"] = $deny_gid; |
|
$item["private"] = $private; |
|
$item["deleted"] = $parent_deleted; |
|
|
|
// Fill the cache field |
|
self::putInCache($item); |
|
|
|
if ($notify) { |
|
$item['edit'] = false; |
|
$item['parent'] = $parent_id; |
|
Hook::callAll('post_local', $item); |
|
unset($item['edit']); |
|
unset($item['parent']); |
|
} else { |
|
Hook::callAll('post_remote', $item); |
|
} |
|
|
|
// This array field is used to trigger some automatic reactions |
|
// It is mainly used in the "post_local" hook. |
|
unset($item['api_source']); |
|
|
|
if (!empty($item['cancel'])) { |
|
Logger::log('post cancelled by addon.'); |
|
return 0; |
|
} |
|
|
|
/* |
|
* Check for already added items. |
|
* There is a timing issue here that sometimes creates double postings. |
|
* An unique index would help - but the limitations of MySQL (maximum size of index values) prevent this. |
|
*/ |
|
if ($item["uid"] == 0) { |
|
if (self::exists(['uri' => trim($item['uri']), 'uid' => 0])) { |
|
Logger::log('Global item already stored. URI: '.$item['uri'].' on network '.$item['network'], Logger::DEBUG); |
|
return 0; |
|
} |
|
} |
|
|
|
Logger::log('' . print_r($item,true), Logger::DATA); |
|
|
|
if (array_key_exists('tag', $item)) { |
|
$tags = $item['tag']; |
|
unset($item['tag']); |
|
} else { |
|
$tags = ''; |
|
} |
|
|
|
if (array_key_exists('file', $item)) { |
|
$files = $item['file']; |
|
unset($item['file']); |
|
} else { |
|
$files = ''; |
|
} |
|
|
|
// Creates or assigns the permission set |
|
$item['psid'] = PermissionSet::fetchIDForPost($item); |
|
|
|
// We are doing this outside of the transaction to avoid timing problems |
|
if (!self::insertActivity($item)) { |
|
self::insertContent($item); |
|
} |
|
|
|
$delivery_data = ItemDeliveryData::extractFields($item); |
|
|
|
unset($item['postopts']); |
|
unset($item['inform']); |
|
|
|
// These fields aren't stored anymore in the item table, they are fetched upon request |
|
unset($item['author-link']); |
|
unset($item['author-name']); |
|
unset($item['author-avatar']); |
|
unset($item['author-network']); |
|
|
|
unset($item['owner-link']); |
|
unset($item['owner-name']); |
|
unset($item['owner-avatar']); |
|
|
|
$like_no_comment = Config::get('system', 'like_no_comment'); |
|
|
|
DBA::transaction(); |
|
$ret = DBA::insert('item', $item); |
|
|
|
// When the item was successfully stored we fetch the ID of the item. |
|
if (DBA::isResult($ret)) { |
|
$current_post = DBA::lastInsertId(); |
|
} else { |
|
// This can happen - for example - if there are locking timeouts. |
|
DBA::rollback(); |
|
|
|
// Store the data into a spool file so that we can try again later. |
|
self::spool($orig_item); |
|
return 0; |
|
} |
|
|
|
if ($current_post == 0) { |
|
// This is one of these error messages that never should occur. |
|
Logger::log("couldn't find created item - we better quit now."); |
|
DBA::rollback(); |
|
return 0; |
|
} |
|
|
|
// How much entries have we created? |
|
// We wouldn't need this query when we could use an unique index - but MySQL has length problems with them. |
|
$entries = DBA::count('item', ['uri' => $item['uri'], 'uid' => $item['uid'], 'network' => $item['network']]); |
|
|
|
if ($entries > 1) { |
|
// There are duplicates. We delete our just created entry. |
|
Logger::log('Duplicated post occurred. uri = ' . $item['uri'] . ' uid = ' . $item['uid']); |
|
|
|
// Yes, we could do a rollback here - but we are having many users with MyISAM. |
|
DBA::delete('item', ['id' => $current_post]); |
|
DBA::commit(); |
|
return 0; |
|
} elseif ($entries == 0) { |
|
// This really should never happen since we quit earlier if there were problems. |
|
Logger::log("Something is terribly wrong. We haven't found our created entry."); |
|
DBA::rollback(); |
|
return 0; |
|
} |
|
|
|
Logger::log('created item '.$current_post); |
|
|
|
if (!$parent_id || ($item['parent-uri'] === $item['uri'])) { |
|
$parent_id = $current_post; |
|
} |
|
|
|
// Set parent id |
|
DBA::update('item', ['parent' => $parent_id], ['id' => $current_post]); |
|
|
|
$item['id'] = $current_post; |
|
$item['parent'] = $parent_id; |
|
|
|
// update the commented timestamp on the parent |
|
// Only update "commented" if it is really a comment |
|
if (($item['gravity'] != GRAVITY_ACTIVITY) || !$like_no_comment) { |
|
DBA::update('item', ['commented' => DateTimeFormat::utcNow(), 'changed' => DateTimeFormat::utcNow()], ['id' => $parent_id]); |
|
} else { |
|
DBA::update('item', ['changed' => DateTimeFormat::utcNow()], ['id' => $parent_id]); |
|
} |
|
|
|
if ($dsprsig) { |
|
/* |
|
* Friendica servers lower than 3.4.3-2 had double encoded the signature ... |
|
* We can check for this condition when we decode and encode the stuff again. |
|
*/ |
|
if (base64_encode(base64_decode(base64_decode($dsprsig->signature))) == base64_decode($dsprsig->signature)) { |
|
$dsprsig->signature = base64_decode($dsprsig->signature); |
|
Logger::log("Repaired double encoded signature from handle ".$dsprsig->signer, Logger::DEBUG); |
|
} |
|
|
|
if (!empty($dsprsig->signed_text) && empty($dsprsig->signature) && empty($dsprsig->signer)) { |
|
DBA::insert('diaspora-interaction', ['uri-id' => $item['uri-id'], 'interaction' => $dsprsig->signed_text], true); |
|
} else { |
|
// The other fields are used by very old Friendica servers, so we currently store them differently |
|
DBA::insert('sign', ['iid' => $current_post, 'signed_text' => $dsprsig->signed_text, |
|
'signature' => $dsprsig->signature, 'signer' => $dsprsig->signer]); |
|
} |
|
} |
|
|
|
if (!empty($diaspora_signed_text)) { |
|
DBA::insert('diaspora-interaction', ['uri-id' => $item['uri-id'], 'interaction' => $diaspora_signed_text], true); |
|
} |
|
|
|
if ($item['parent-uri'] === $item['uri']) { |
|
self::addThread($current_post); |
|
} else { |
|
self::updateThread($parent_id); |
|
} |
|
|
|
if (!empty($item['origin']) || !empty($item['wall']) || !empty($delivery_data['postopts']) || !empty($delivery_data['inform'])) { |
|
ItemDeliveryData::insert($current_post, $delivery_data); |
|
} |
|
|
|
DBA::commit(); |
|
|
|
/* |
|
* Due to deadlock issues with the "term" table we are doing these steps after the commit. |
|
* This is not perfect - but a workable solution until we found the reason for the problem. |
|
*/ |
|
if (!empty($tags)) { |
|
Term::insertFromTagFieldByItemId($current_post, $tags); |
|
} |
|
|
|
if (!empty($files)) { |
|
Term::insertFromFileFieldByItemId($current_post, $files); |
|
} |
|
|
|
// In that function we check if this is a forum post. Additionally we delete the item under certain circumstances |
|
if (self::tagDeliver($item['uid'], $current_post)) { |
|
// Get the user information for the logging |
|
$user = User::getById($uid); |
|
|
|
Logger::notice('Item had been deleted', ['id' => $current_post, 'user' => $uid, 'account-type' => $user['account-type']]); |
|
return 0; |
|
} |
|
|
|
if (!$dontcache) { |
|
$posted_item = self::selectFirst(self::ITEM_FIELDLIST, ['id' => $current_post]); |
|
if (DBA::isResult($posted_item)) { |
|
if ($notify) { |
|
Hook::callAll('post_local_end', $posted_item); |
|
} else { |
|
Hook::callAll('post_remote_end', $posted_item); |
|
} |
|
} else { |
|
Logger::log('new item not found in DB, id ' . $current_post); |
|
} |
|
} |
|
|
|
if ($item['parent-uri'] === $item['uri']) { |
|
self::addShadow($current_post); |
|
} else { |
|
self::addShadowPost($current_post); |
|
} |
|
|
|
self::updateContact($item); |
|
|
|
UserItem::setNotification($current_post, $item['uid']); |
|
|
|
check_user_notification($current_post); |
|
|
|
if ($notify || ($item['visible'] && ((!empty($parent) && $parent['origin']) || $item['origin']))) { |
|
Worker::add(['priority' => $priority, 'dont_fork' => true], 'Notifier', $notify_type, $current_post); |
|
} |
|
|
|
return $current_post; |
|
} |
|
|
|
/** |
|
* @brief Insert a new item content entry |
|
* |
|
* @param array $item The item fields that are to be inserted |
|
* @return bool |
|
* @throws \Exception |
|
*/ |
|
private static function insertActivity(&$item) |
|
{ |
|
$activity_index = self::activityToIndex($item['verb']); |
|
|
|
if ($activity_index < 0) { |
|
return false; |
|
} |
|
|
|
$fields = ['activity' => $activity_index, 'uri-hash' => (string)$item['uri-id'], 'uri-id' => $item['uri-id']]; |
|
|
|
// We just remove everything that is content |
|
foreach (array_merge(self::CONTENT_FIELDLIST, self::MIXED_CONTENT_FIELDLIST) as $field) { |
|
unset($item[$field]); |
|
} |
|
|
|
// To avoid timing problems, we are using locks. |
|
$locked = Lock::acquire('item_insert_activity'); |
|
if (!$locked) { |
|
Logger::log("Couldn't acquire lock for URI " . $item['uri'] . " - proceeding anyway."); |
|
} |
|
|
|
// Do we already have this content? |
|
$item_activity = DBA::selectFirst('item-activity', ['id'], ['uri-id' => $item['uri-id']]); |
|
if (DBA::isResult($item_activity)) { |
|
$item['iaid'] = $item_activity['id']; |
|
Logger::log('Fetched activity for URI ' . $item['uri'] . ' (' . $item['iaid'] . ')'); |
|
} elseif (DBA::insert('item-activity', $fields)) { |
|
$item['iaid'] = DBA::lastInsertId(); |
|
Logger::log('Inserted activity for URI ' . $item['uri'] . ' (' . $item['iaid'] . ')'); |
|
} else { |
|
// This shouldn't happen. |
|
Logger::log('Could not insert activity for URI ' . $item['uri'] . ' - should not happen'); |
|
Lock::release('item_insert_activity'); |
|
return false; |
|
} |
|
if ($locked) { |
|
Lock::release('item_insert_activity'); |
|
} |
|
return true; |
|
} |
|
|
|
/** |
|
* @brief Insert a new item content entry |
|
* |
|
* @param array $item The item fields that are to be inserted |
|
* @throws \Exception |
|
*/ |
|
private static function insertContent(&$item) |
|
{ |
|
$fields = ['uri-plink-hash' => (string)$item['uri-id'], 'uri-id' => $item['uri-id']]; |
|
|
|
foreach (array_merge(self::CONTENT_FIELDLIST, self::MIXED_CONTENT_FIELDLIST) as $field) { |
|
if (isset($item[$field])) { |
|
$fields[$field] = $item[$field]; |
|
unset($item[$field]); |
|
} |
|
} |
|
|
|
// To avoid timing problems, we are using locks. |
|
$locked = Lock::acquire('item_insert_content'); |
|
if (!$locked) { |
|
Logger::log("Couldn't acquire lock for URI " . $item['uri'] . " - proceeding anyway."); |
|
} |
|
|
|
// Do we already have this content? |
|
$item_content = DBA::selectFirst('item-content', ['id'], ['uri-id' => $item['uri-id']]); |
|
if (DBA::isResult($item_content)) { |
|
$item['icid'] = $item_content['id']; |
|
Logger::log('Fetched content for URI ' . $item['uri'] . ' (' . $item['icid'] . ')'); |
|
} elseif (DBA::insert('item-content', $fields)) { |
|
$item['icid'] = DBA::lastInsertId(); |
|
Logger::log('Inserted content for URI ' . $item['uri'] . ' (' . $item['icid'] . ')'); |
|
} else { |
|
// This shouldn't happen. |
|
Logger::log('Could not insert content for URI ' . $item['uri'] . ' - should not happen'); |
|
} |
|
if ($locked) { |
|
Lock::release('item_insert_content'); |
|
} |
|
} |
|
|
|
/** |
|
* @brief Update existing item content entries |
|
* |
|
* @param array $item The item fields that are to be changed |
|
* @param array $condition The condition for finding the item content entries |
|
* @return bool |
|
* @throws \Exception |
|
*/ |
|
private static function updateActivity($item, $condition) |
|
{ |
|
if (empty($item['verb'])) { |
|
return false; |
|
} |
|
$activity_index = self::activityToIndex($item['verb']); |
|
|
|
if ($activity_index < 0) { |
|
return false; |
|
} |
|
|
|
$fields = ['activity' => $activity_index]; |
|
|
|
Logger::log('Update activity for ' . json_encode($condition)); |
|
|
|
DBA::update('item-activity', $fields, $condition, true); |
|
|
|
return true; |
|
} |
|
|
|
/** |
|
* @brief Update existing item content entries |
|
* |
|
* @param array $item The item fields that are to be changed |
|
* @param array $condition The condition for finding the item content entries |
|
* @throws \Exception |
|
*/ |
|
private static function updateContent($item, $condition) |
|
{ |
|
// We have to select only the fields from the "item-content" table |
|
$fields = []; |
|
foreach (array_merge(self::CONTENT_FIELDLIST, self::MIXED_CONTENT_FIELDLIST) as $field) { |
|
if (isset($item[$field])) { |
|
$fields[$field] = $item[$field]; |
|
} |
|
} |
|
|
|
if (empty($fields)) { |
|
// when there are no fields at all, just use the condition |
|
// This is to ensure that we always store content. |
|
$fields = $condition; |
|
} |
|
|
|
Logger::log('Update content for ' . json_encode($condition)); |
|
|
|
DBA::update('item-content', $fields, $condition, true); |
|
} |
|
|
|
/** |
|
* @brief Distributes public items to the receivers |
|
* |
|
* @param integer $itemid Item ID that should be added |
|
* @param string $signed_text Original text (for Diaspora signatures), JSON encoded. |
|
* @throws \Exception |
|
*/ |
|
public static function distribute($itemid, $signed_text = '') |
|
{ |
|
$condition = ["`id` IN (SELECT `parent` FROM `item` WHERE `id` = ?)", $itemid]; |
|
$parent = self::selectFirst(['owner-id'], $condition); |
|
if (!DBA::isResult($parent)) { |
|
return; |
|
} |
|
|
|
// Only distribute public items from native networks |
|
$condition = ['id' => $itemid, 'uid' => 0, |
|
'network' => array_merge(Protocol::FEDERATED ,['']), |
|
'visible' => true, 'deleted' => false, 'moderated' => false, 'private' => false]; |
|
$item = self::selectFirst(self::ITEM_FIELDLIST, $condition); |
|
if (!DBA::isResult($item)) { |
|
return; |
|
} |
|
|
|
$origin = $item['origin']; |
|
|
|
unset($item['id']); |
|
unset($item['parent']); |
|
unset($item['mention']); |
|
unset($item['wall']); |
|
unset($item['origin']); |
|
unset($item['starred']); |
|
|
|
$users = []; |
|
|
|
/// @todo add a field "pcid" in the contact table that referrs to the public contact id. |
|
$owner = DBA::selectFirst('contact', ['url', 'nurl', 'alias'], ['id' => $parent['owner-id']]); |
|
if (!DBA::isResult($owner)) { |
|
return; |
|
} |
|
|
|
$condition = ['nurl' => $owner['nurl'], 'rel' => [Contact::SHARING, Contact::FRIEND]]; |
|
$contacts = DBA::select('contact', ['uid'], $condition); |
|
while ($contact = DBA::fetch($contacts)) { |
|
if ($contact['uid'] == 0) { |
|
continue; |
|
} |
|
|
|
$users[$contact['uid']] = $contact['uid']; |
|
} |
|
DBA::close($contacts); |
|
|
|
$condition = ['alias' => $owner['url'], 'rel' => [Contact::SHARING, Contact::FRIEND]]; |
|
$contacts = DBA::select('contact', ['uid'], $condition); |
|
while ($contact = DBA::fetch($contacts)) { |
|
if ($contact['uid'] == 0) { |
|
continue; |
|
} |
|
|
|
$users[$contact['uid']] = $contact['uid']; |
|
} |
|
DBA::close($contacts); |
|
|
|
if (!empty($owner['alias'])) { |
|
$condition = ['url' => $owner['alias'], 'rel' => [Contact::SHARING, Contact::FRIEND]]; |
|
$contacts = DBA::select('contact', ['uid'], $condition); |
|
while ($contact = DBA::fetch($contacts)) { |
|
if ($contact['uid'] == 0) { |
|
continue; |
|
} |
|
|
|
$users[$contact['uid']] = $contact['uid']; |
|
} |
|
DBA::close($contacts); |
|
} |
|
|
|
$origin_uid = 0; |
|
|
|
if ($item['uri'] != $item['parent-uri']) { |
|
$parents = self::select(['uid', 'origin'], ["`uri` = ? AND `uid` != 0", $item['parent-uri']]); |
|
while ($parent = self::fetch($parents)) { |
|
$users[$parent['uid']] = $parent['uid']; |
|
if ($parent['origin'] && !$origin) { |
|
$origin_uid = $parent['uid']; |
|
} |
|
} |
|
} |
|
|
|
foreach ($users as $uid) { |
|
if ($origin_uid == $uid) { |
|
$item['diaspora_signed_text'] = $signed_text; |
|
} |
|
self::storeForUser($itemid, $item, $uid); |
|
} |
|
} |
|
|
|
/** |
|
* @brief Store public items for the receivers |
|
* |
|
* @param integer $itemid Item ID that should be added |
|
* @param array $item The item entry that will be stored |
|
* @param integer $uid The user that will receive the item entry |
|
* @throws \Exception |
|
*/ |
|
private static function storeForUser($itemid, $item, $uid) |
|
{ |
|
$item['uid'] = $uid; |
|
$item['origin'] = 0; |
|
$item['wall'] = 0; |
|
if ($item['uri'] == $item['parent-uri']) { |
|
$item['contact-id'] = Contact::getIdForURL($item['owner-link'], $uid); |
|
} else { |
|
$item['contact-id'] = Contact::getIdForURL($item['author-link'], $uid); |
|
} |
|
|
|
if (empty($item['contact-id'])) { |
|
$self = DBA::selectFirst('contact', ['id'], ['self' => true, 'uid' => $uid]); |
|
if (!DBA::isResult($self)) { |
|
return; |
|
} |
|
$item['contact-id'] = $self['id']; |
|
} |
|
|
|
/// @todo Handling of "event-id" |
|
|
|
$notify = false; |
|
if ($item['uri'] == $item['parent-uri']) { |
|
$contact = DBA::selectFirst('contact', [], ['id' => $item['contact-id'], 'self' => false]); |
|
if (DBA::isResult($contact)) { |
|
$notify = self::isRemoteSelf($contact, $item); |
|
} |
|
} |
|
|
|
$distributed = self::insert($item, false, $notify, true); |
|
|
|
if (!$distributed) { |
|
Logger::log("Distributed public item " . $itemid . " for user " . $uid . " wasn't stored", Logger::DEBUG); |
|
} else { |
|
Logger::log("Distributed public item " . $itemid . " for user " . $uid . " with id " . $distributed, Logger::DEBUG); |
|
} |
|
} |
|
|
|
/** |
|
* @brief Add a shadow entry for a given item id that is a thread starter |
|
* |
|
* We store every public item entry additionally with the user id "0". |
|
* This is used for the community page and for the search. |
|
* It is planned that in the future we will store public item entries only once. |
|
* |
|
* @param integer $itemid Item ID that should be added |
|
* @throws \Exception |
|
*/ |
|
public static function addShadow($itemid) |
|
{ |
|
$fields = ['uid', 'private', 'moderated', 'visible', 'deleted', 'network', 'uri']; |
|
$condition = ['id' => $itemid, 'parent' => [0, $itemid]]; |
|
$item = self::selectFirst($fields, $condition); |
|
|
|
if (!DBA::isResult($item)) { |
|
return; |
|
} |
|
|
|
// is it already a copy? |
|
if (($itemid == 0) || ($item['uid'] == 0)) { |
|
return; |
|
} |
|
|
|
// Is it a vis |