4 * @file src/Model/Item.php
7 namespace Friendica\Model;
9 use Friendica\BaseObject;
10 use Friendica\Content\Text;
11 use Friendica\Core\Addon;
12 use Friendica\Core\Config;
13 use Friendica\Core\L10n;
14 use Friendica\Core\PConfig;
15 use Friendica\Core\System;
16 use Friendica\Core\Worker;
17 use Friendica\Database\DBM;
18 use Friendica\Model\Contact;
19 use Friendica\Model\Conversation;
20 use Friendica\Model\Group;
21 use Friendica\Model\Term;
22 use Friendica\Object\Image;
23 use Friendica\Protocol\Diaspora;
24 use Friendica\Protocol\OStatus;
25 use Friendica\Util\DateTimeFormat;
26 use Friendica\Util\XML;
27 use Friendica\Util\Lock;
29 use Text_LanguageDetect;
31 require_once 'boot.php';
32 require_once 'include/items.php';
33 require_once 'include/text.php';
35 class Item extends BaseObject
37 // Field list that is used to display the items
38 const DISPLAY_FIELDLIST = ['uid', 'id', 'parent', 'uri', 'thr-parent', 'parent-uri', 'guid', 'network',
39 'commented', 'created', 'edited', 'received', 'verb', 'object-type', 'postopts', 'plink',
40 'wall', 'private', 'starred', 'origin', 'title', 'body', 'file', 'attach', 'language',
41 'content-warning', 'location', 'coord', 'app', 'rendered-hash', 'rendered-html', 'object',
42 'allow_cid', 'allow_gid', 'deny_cid', 'deny_gid', 'item_id',
43 'author-id', 'author-link', 'author-name', 'author-avatar', 'author-network',
44 'owner-id', 'owner-link', 'owner-name', 'owner-avatar', 'owner-network',
45 'contact-id', 'contact-link', 'contact-name', 'contact-avatar',
46 'writable', 'self', 'cid', 'alias',
47 'event-id', 'event-created', 'event-edited', 'event-start', 'event-finish',
48 'event-summary', 'event-desc', 'event-location', 'event-type',
49 'event-nofinish', 'event-adjust', 'event-ignore', 'event-id'];
51 // Field list that is used to deliver items via the protocols
52 const DELIVER_FIELDLIST = ['uid', 'id', 'parent', 'uri', 'thr-parent', 'parent-uri', 'guid',
53 'created', 'edited', 'verb', 'object-type', 'object', 'target',
54 'private', 'title', 'body', 'location', 'coord', 'app',
55 'attach', 'tag', 'bookmark', 'deleted', 'extid',
56 'allow_cid', 'allow_gid', 'deny_cid', 'deny_gid',
57 'author-id', 'author-link', 'owner-link', 'contact-uid',
58 'signed_text', 'signature', 'signer'];
60 // Field list for "item-content" table that is mixed with the item table
61 const MIXED_CONTENT_FIELDLIST = ['title', 'content-warning', 'body', 'location',
62 'coord', 'app', 'rendered-hash', 'rendered-html', 'verb',
63 'object-type', 'object', 'target-type', 'target', 'plink'];
65 // Field list for "item-content" table that is not present in the "item" table
66 const CONTENT_FIELDLIST = ['language'];
68 // All fields in the item table
69 const ITEM_FIELDLIST = ['id', 'uid', 'parent', 'uri', 'parent-uri', 'thr-parent', 'guid',
70 'contact-id', 'type', 'wall', 'gravity', 'extid', 'icid', 'iaid',
71 'created', 'edited', 'commented', 'received', 'changed', 'verb',
72 'postopts', 'plink', 'resource-id', 'event-id', 'tag', 'attach', 'inform',
73 'file', 'allow_cid', 'allow_gid', 'deny_cid', 'deny_gid',
74 'private', 'pubmail', 'moderated', 'visible', 'starred', 'bookmark',
75 'unseen', 'deleted', 'origin', 'forum_mode', 'mention', 'global', 'network',
76 'title', 'content-warning', 'body', 'location', 'coord', 'app',
77 'rendered-hash', 'rendered-html', 'object-type', 'object', 'target-type', 'target',
78 'author-id', 'author-link', 'author-name', 'author-avatar',
79 'owner-id', 'owner-link', 'owner-name', 'owner-avatar'];
81 const ACTIVITIES = [ACTIVITY_LIKE, ACTIVITY_DISLIKE, ACTIVITY_ATTEND, ACTIVITY_ATTENDNO, ACTIVITY_ATTENDMAYBE];
84 * @brief returns an activity index from an activity string
86 * @param string $activity activity string
87 * @return integer Activity index
89 public static function activityToIndex($activity)
91 $index = array_search($activity, self::ACTIVITIES);
93 if (is_bool($index)) {
101 * @brief returns an activity string from an activity index
103 * @param integer $index activity index
104 * @return string Activity string
106 public static function indexToActivity($index)
108 if (!isset(self::ACTIVITIES[$index])) {
112 return self::ACTIVITIES[$index];
116 * @brief Fetch a single item row
118 * @param mixed $stmt statement object
119 * @return array current row
121 public static function fetch($stmt)
123 $row = dba::fetch($stmt);
129 // ---------------------- Transform item structure data ----------------------
131 // We prefer the data from the user's contact over the public one
132 if (!empty($row['author-link']) && !empty($row['contact-link']) &&
133 ($row['author-link'] == $row['contact-link'])) {
134 if (isset($row['author-avatar']) && !empty($row['contact-avatar'])) {
135 $row['author-avatar'] = $row['contact-avatar'];
137 if (isset($row['author-name']) && !empty($row['contact-name'])) {
138 $row['author-name'] = $row['contact-name'];
142 if (!empty($row['owner-link']) && !empty($row['contact-link']) &&
143 ($row['owner-link'] == $row['contact-link'])) {
144 if (isset($row['owner-avatar']) && !empty($row['contact-avatar'])) {
145 $row['owner-avatar'] = $row['contact-avatar'];
147 if (isset($row['owner-name']) && !empty($row['contact-name'])) {
148 $row['owner-name'] = $row['contact-name'];
152 // We can always comment on posts from these networks
153 if (array_key_exists('writable', $row) &&
154 in_array($row['internal-network'], [NETWORK_DFRN, NETWORK_DIASPORA, NETWORK_OSTATUS])) {
155 $row['writable'] = true;
158 // ---------------------- Transform item content data ----------------------
160 // Fetch data from the item-content table whenever there is content there
161 foreach (self::MIXED_CONTENT_FIELDLIST as $field) {
162 if (empty($row[$field]) && !empty($row['internal-item-' . $field])) {
163 $row[$field] = $row['internal-item-' . $field];
165 unset($row['internal-item-' . $field]);
168 if (!empty($row['internal-iaid']) && array_key_exists('verb', $row)) {
169 $row['verb'] = self::indexToActivity($row['internal-activity']);
170 if (array_key_exists('title', $row)) {
173 if (array_key_exists('body', $row)) {
174 $row['body'] = $row['verb'];
176 if (array_key_exists('object', $row)) {
179 if (array_key_exists('object-type', $row)) {
180 $row['object-type'] = ACTIVITY_OBJ_NOTE;
182 } elseif (in_array($row['verb'], ['', ACTIVITY_POST, ACTIVITY_SHARE])) {
183 // Posts don't have an object or target - but having tags or files.
184 // We safe some performance by building tag and file strings only here.
185 // We remove object and target since they aren't used for this type.
186 if (array_key_exists('object', $row)) {
189 if (array_key_exists('target', $row)) {
192 // Build the tag string out of the term entries
193 if (array_key_exists('tag', $row)) {
194 $row['tag'] = Term::tagTextFromItemId($row['internal-iid']);
197 // Build the file string out of the term entries
198 if (array_key_exists('file', $row)) {
199 $row['file'] = Term::fileTextFromItemId($row['internal-iid']);
203 // Remove internal fields
204 unset($row['internal-activity']);
205 unset($row['internal-network']);
206 unset($row['internal-iid']);
207 unset($row['internal-iaid']);
208 unset($row['internal-icid']);
214 * @brief Fills an array with data from an item query
216 * @param object $stmt statement object
217 * @return array Data array
219 public static function inArray($stmt, $do_close = true) {
220 if (is_bool($stmt)) {
225 while ($row = self::fetch($stmt)) {
235 * @brief Check if item data exists
237 * @param array $condition array of fields for condition
239 * @return boolean Are there rows for that condition?
241 public static function exists($condition) {
242 $stmt = self::select(['id'], $condition, ['limit' => 1]);
244 if (is_bool($stmt)) {
247 $retval = (dba::num_rows($stmt) > 0);
256 * Retrieve a single record from the item table for a given user and returns it in an associative array
258 * @brief Retrieve a single record from a table
259 * @param integer $uid User ID
260 * @param array $fields
261 * @param array $condition
262 * @param array $params
266 public static function selectFirstForUser($uid, array $selected = [], array $condition = [], $params = [])
268 $params['uid'] = $uid;
270 if (empty($selected)) {
271 $selected = Item::DISPLAY_FIELDLIST;
274 return self::selectFirst($selected, $condition, $params);
278 * @brief Select rows from the item table for a given user
280 * @param integer $uid User ID
281 * @param array $selected Array of selected fields, empty for all
282 * @param array $condition Array of fields for condition
283 * @param array $params Array of several parameters
285 * @return boolean|object
287 public static function selectForUser($uid, array $selected = [], array $condition = [], $params = [])
289 $params['uid'] = $uid;
291 if (empty($selected)) {
292 $selected = Item::DISPLAY_FIELDLIST;
295 return self::select($selected, $condition, $params);
299 * Retrieve a single record from the item table and returns it in an associative array
301 * @brief Retrieve a single record from a table
302 * @param array $fields
303 * @param array $condition
304 * @param array $params
308 public static function selectFirst(array $fields = [], array $condition = [], $params = [])
310 $params['limit'] = 1;
312 $result = self::select($fields, $condition, $params);
314 if (is_bool($result)) {
317 $row = self::fetch($result);
324 * @brief Select rows from the item table
326 * @param array $selected Array of selected fields, empty for all
327 * @param array $condition Array of fields for condition
328 * @param array $params Array of several parameters
330 * @return boolean|object
332 public static function select(array $selected = [], array $condition = [], $params = [])
337 if (isset($params['uid'])) {
338 $uid = $params['uid'];
342 $fields = self::fieldlist($selected);
344 $select_fields = self::constructSelectFields($fields, $selected);
346 $condition_string = dba::buildCondition($condition);
348 $condition_string = self::addTablesToFields($condition_string, $fields);
351 $condition_string = $condition_string . ' AND ' . self::condition(false);
354 $param_string = self::addTablesToFields(dba::buildParameter($params), $fields);
356 $table = "`item` " . self::constructJoins($uid, $select_fields . $condition_string . $param_string, false, $usermode);
358 $sql = "SELECT " . $select_fields . " FROM " . $table . $condition_string . $param_string;
360 return dba::p($sql, $condition);
364 * @brief Select rows from the starting post in the item table
366 * @param integer $uid User ID
367 * @param array $fields Array of selected fields, empty for all
368 * @param array $condition Array of fields for condition
369 * @param array $params Array of several parameters
371 * @return boolean|object
373 public static function selectThreadForUser($uid, array $selected = [], array $condition = [], $params = [])
375 $params['uid'] = $uid;
377 if (empty($selected)) {
378 $selected = Item::DISPLAY_FIELDLIST;
381 return self::selectThread($selected, $condition, $params);
385 * Retrieve a single record from the starting post in the item table and returns it in an associative array
387 * @brief Retrieve a single record from a table
388 * @param integer $uid User ID
389 * @param array $selected
390 * @param array $condition
391 * @param array $params
395 public static function selectFirstThreadForUser($uid, array $selected = [], array $condition = [], $params = [])
397 $params['uid'] = $uid;
399 if (empty($selected)) {
400 $selected = Item::DISPLAY_FIELDLIST;
403 return self::selectFirstThread($selected, $condition, $params);
407 * Retrieve a single record from the starting post in the item table and returns it in an associative array
409 * @brief Retrieve a single record from a table
410 * @param array $fields
411 * @param array $condition
412 * @param array $params
416 public static function selectFirstThread(array $fields = [], array $condition = [], $params = [])
418 $params['limit'] = 1;
419 $result = self::selectThread($fields, $condition, $params);
421 if (is_bool($result)) {
424 $row = self::fetch($result);
431 * @brief Select rows from the starting post in the item table
433 * @param array $selected Array of selected fields, empty for all
434 * @param array $condition Array of fields for condition
435 * @param array $params Array of several parameters
437 * @return boolean|object
439 public static function selectThread(array $selected = [], array $condition = [], $params = [])
444 if (isset($params['uid'])) {
445 $uid = $params['uid'];
449 $fields = self::fieldlist($selected);
451 $threadfields = ['thread' => ['iid', 'uid', 'contact-id', 'owner-id', 'author-id',
452 'created', 'edited', 'commented', 'received', 'changed', 'wall', 'private',
453 'pubmail', 'moderated', 'visible', 'starred', 'ignored', 'bookmark',
454 'unseen', 'deleted', 'origin', 'forum_mode', 'mention', 'network']];
456 $select_fields = self::constructSelectFields($fields, $selected);
458 $condition_string = dba::buildCondition($condition);
460 $condition_string = self::addTablesToFields($condition_string, $threadfields);
461 $condition_string = self::addTablesToFields($condition_string, $fields);
464 $condition_string = $condition_string . ' AND ' . self::condition(true);
467 $param_string = dba::buildParameter($params);
468 $param_string = self::addTablesToFields($param_string, $threadfields);
469 $param_string = self::addTablesToFields($param_string, $fields);
471 $table = "`thread` " . self::constructJoins($uid, $select_fields . $condition_string . $param_string, true, $usermode);
473 $sql = "SELECT " . $select_fields . " FROM " . $table . $condition_string . $param_string;
475 return dba::p($sql, $condition);
479 * @brief Returns a list of fields that are associated with the item table
481 * @return array field list
483 private static function fieldlist($selected)
487 $fields['item'] = ['id', 'uid', 'parent', 'uri', 'parent-uri', 'thr-parent', 'guid',
488 'contact-id', 'owner-id', 'author-id', 'type', 'wall', 'gravity', 'extid',
489 'created', 'edited', 'commented', 'received', 'changed', 'postopts',
490 'resource-id', 'event-id', 'tag', 'attach', 'inform',
491 'file', 'allow_cid', 'allow_gid', 'deny_cid', 'deny_gid',
492 'private', 'pubmail', 'moderated', 'visible', 'starred', 'bookmark',
493 'unseen', 'deleted', 'origin', 'forum_mode', 'mention', 'global',
494 'id' => 'item_id', 'network', 'icid', 'iaid', 'id' => 'internal-iid',
495 'network' => 'internal-network', 'icid' => 'internal-icid',
496 'iaid' => 'internal-iaid'];
498 $fields['item-activity'] = ['activity' => 'internal-activity'];
500 $fields['item-content'] = array_merge(self::CONTENT_FIELDLIST, self::MIXED_CONTENT_FIELDLIST);
502 $fields['author'] = ['url' => 'author-link', 'name' => 'author-name',
503 'thumb' => 'author-avatar', 'nick' => 'author-nick', 'network' => 'author-network'];
505 $fields['owner'] = ['url' => 'owner-link', 'name' => 'owner-name',
506 'thumb' => 'owner-avatar', 'nick' => 'owner-nick', 'network' => 'owner-network'];
508 $fields['contact'] = ['url' => 'contact-link', 'name' => 'contact-name', 'thumb' => 'contact-avatar',
509 'writable', 'self', 'id' => 'cid', 'alias', 'uid' => 'contact-uid',
510 'photo', 'name-date', 'uri-date', 'avatar-date', 'thumb', 'dfrn-id'];
512 $fields['parent-item'] = ['guid' => 'parent-guid', 'network' => 'parent-network'];
514 $fields['parent-item-author'] = ['url' => 'parent-author-link', 'name' => 'parent-author-name'];
516 $fields['event'] = ['created' => 'event-created', 'edited' => 'event-edited',
517 'start' => 'event-start','finish' => 'event-finish',
518 'summary' => 'event-summary','desc' => 'event-desc',
519 'location' => 'event-location', 'type' => 'event-type',
520 'nofinish' => 'event-nofinish','adjust' => 'event-adjust',
521 'ignore' => 'event-ignore', 'id' => 'event-id'];
523 $fields['sign'] = ['signed_text', 'signature', 'signer'];
529 * @brief Returns SQL condition for the "select" functions
531 * @param boolean $thread_mode Called for the items (false) or for the threads (true)
533 * @return string SQL condition
535 private static function condition($thread_mode)
538 $master_table = "`thread`";
540 $master_table = "`item`";
542 return "$master_table.`visible` AND NOT $master_table.`deleted` AND NOT $master_table.`moderated` AND (`user-item`.`hidden` IS NULL OR NOT `user-item`.`hidden`) ";
546 * @brief Returns all needed "JOIN" commands for the "select" functions
548 * @param integer $uid User ID
549 * @param string $sql_commands The parts of the built SQL commands in the "select" functions
550 * @param boolean $thread_mode Called for the items (false) or for the threads (true)
552 * @return string The SQL joins for the "select" functions
554 private static function constructJoins($uid, $sql_commands, $thread_mode, $user_mode)
557 $master_table = "`thread`";
558 $master_table_key = "`thread`.`iid`";
559 $joins = "STRAIGHT_JOIN `item` ON `item`.`id` = `thread`.`iid` ";
561 $master_table = "`item`";
562 $master_table_key = "`item`.`id`";
567 $joins .= sprintf("STRAIGHT_JOIN `contact` ON `contact`.`id` = $master_table.`contact-id`
568 AND NOT `contact`.`blocked`
569 AND ((NOT `contact`.`readonly` AND NOT `contact`.`pending` AND (`contact`.`rel` IN (%s, %s)))
570 OR `contact`.`self` OR (`item`.`id` != `item`.`parent`) OR `contact`.`uid` = 0)
571 STRAIGHT_JOIN `contact` AS `author` ON `author`.`id` = $master_table.`author-id` AND NOT `author`.`blocked`
572 STRAIGHT_JOIN `contact` AS `owner` ON `owner`.`id` = $master_table.`owner-id` AND NOT `owner`.`blocked`
573 LEFT JOIN `user-item` ON `user-item`.`iid` = $master_table_key AND `user-item`.`uid` = %d",
574 CONTACT_IS_SHARING, CONTACT_IS_FRIEND, intval($uid));
576 if (strpos($sql_commands, "`contact`.") !== false) {
577 $joins .= "STRAIGHT_JOIN `contact` ON `contact`.`id` = $master_table.`contact-id`";
579 if (strpos($sql_commands, "`author`.") !== false) {
580 $joins .= " STRAIGHT_JOIN `contact` AS `author` ON `author`.`id` = $master_table.`author-id`";
582 if (strpos($sql_commands, "`owner`.") !== false) {
583 $joins .= " STRAIGHT_JOIN `contact` AS `owner` ON `owner`.`id` = $master_table.`owner-id`";
587 if (strpos($sql_commands, "`group_member`.") !== false) {
588 $joins .= " STRAIGHT_JOIN `group_member` ON `group_member`.`contact-id` = $master_table.`contact-id`";
591 if (strpos($sql_commands, "`user`.") !== false) {
592 $joins .= " STRAIGHT_JOIN `user` ON `user`.`uid` = $master_table.`uid`";
595 if (strpos($sql_commands, "`event`.") !== false) {
596 $joins .= " LEFT JOIN `event` ON `event-id` = `event`.`id`";
599 if (strpos($sql_commands, "`sign`.") !== false) {
600 $joins .= " LEFT JOIN `sign` ON `sign`.`iid` = `item`.`id`";
603 if (strpos($sql_commands, "`item-activity`.") !== false) {
604 $joins .= " LEFT JOIN `item-activity` ON `item-activity`.`id` = `item`.`iaid`";
607 if (strpos($sql_commands, "`item-content`.") !== false) {
608 $joins .= " LEFT JOIN `item-content` ON `item-content`.`id` = `item`.`icid`";
611 if ((strpos($sql_commands, "`parent-item`.") !== false) || (strpos($sql_commands, "`parent-author`.") !== false)) {
612 $joins .= " STRAIGHT_JOIN `item` AS `parent-item` ON `parent-item`.`id` = `item`.`parent`";
615 if (strpos($sql_commands, "`parent-item-author`.") !== false) {
616 $joins .= " STRAIGHT_JOIN `contact` AS `parent-item-author` ON `parent-item-author`.`id` = `parent-item`.`author-id`";
623 * @brief Add the field list for the "select" functions
625 * @param array $fields The field definition array
626 * @param array $selected The array with the selected fields from the "select" functions
628 * @return string The field list
630 private static function constructSelectFields($fields, $selected)
632 if (!empty($selected)) {
633 $selected[] = 'internal-iid';
634 $selected[] = 'internal-iaid';
635 $selected[] = 'internal-icid';
636 $selected[] = 'internal-network';
639 if (in_array('verb', $selected)) {
640 $selected[] = 'internal-activity';
644 foreach ($fields as $table => $table_fields) {
645 foreach ($table_fields as $field => $select) {
646 if (empty($selected) || in_array($select, $selected)) {
647 if (in_array($select, self::MIXED_CONTENT_FIELDLIST)) {
648 $selection[] = "`item`.`".$select."` AS `internal-item-" . $select . "`";
650 if (is_int($field)) {
651 $selection[] = "`" . $table . "`.`" . $select . "`";
653 $selection[] = "`" . $table . "`.`" . $field . "` AS `" . $select . "`";
658 return implode(", ", $selection);
662 * @brief add table definition to fields in an SQL query
664 * @param string $query SQL query
665 * @param array $fields The field definition array
667 * @return string the changed SQL query
669 private static function addTablesToFields($query, $fields)
671 foreach ($fields as $table => $table_fields) {
672 foreach ($table_fields as $alias => $field) {
673 if (is_int($alias)) {
674 $replace_field = $field;
676 $replace_field = $alias;
679 $search = "/([^\.])`" . $field . "`/i";
680 $replace = "$1`" . $table . "`.`" . $replace_field . "`";
681 $query = preg_replace($search, $replace, $query);
688 * @brief Update existing item entries
690 * @param array $fields The fields that are to be changed
691 * @param array $condition The condition for finding the item entries
693 * In the future we may have to change permissions as well.
694 * Then we had to add the user id as third parameter.
696 * A return value of "0" doesn't mean an error - but that 0 rows had been changed.
698 * @return integer|boolean number of affected rows - or "false" if there was an error
700 public static function update(array $fields, array $condition)
702 if (empty($condition) || empty($fields)) {
706 // To ensure the data integrity we do it in an transaction
709 // We cannot simply expand the condition to check for origin entries
710 // The condition needn't to be a simple array but could be a complex condition.
711 // And we have to execute this query before the update to ensure to fetch the same data.
712 $items = dba::select('item', ['id', 'origin', 'uri', 'plink', 'iaid', 'icid'], $condition);
714 $content_fields = [];
715 foreach (array_merge(self::CONTENT_FIELDLIST, self::MIXED_CONTENT_FIELDLIST) as $field) {
716 if (isset($fields[$field])) {
717 $content_fields[$field] = $fields[$field];
718 unset($fields[$field]);
722 if (array_key_exists('tag', $fields)) {
723 $tags = $fields['tag'];
724 unset($fields['tag']);
729 if (array_key_exists('file', $fields)) {
730 $files = $fields['file'];
731 unset($fields['file']);
736 if (!empty($fields)) {
737 $success = dba::update('item', $fields, $condition);
746 // When there is no content for the "old" item table, this will count the fetched items
747 $rows = dba::affected_rows();
749 while ($item = dba::fetch($items)) {
750 if (!empty($item['plink'])) {
751 $content_fields['plink'] = $item['plink'];
753 if (self::updateActivity($content_fields, ['uri' => $item['uri']])) {
754 if (empty($item['iaid'])) {
755 $item_activity = dba::selectFirst('item-activity', ['id'], ['uri' => $item['uri']]);
756 if (DBM::is_result($item_activity)) {
757 $item_fields = ['iaid' => $item_activity['id'], 'icid' => 0,
758 'verb' => '', 'object' => '', 'body' => 'activity'];
759 dba::update('item', $item_fields, ['id' => $item['id']]);
761 if (!empty($item['icid']) && !dba::exists('item', ['icid' => $item['icid']])) {
762 dba::delete('item-content', ['id' => $item['icid']]);
767 self::updateContent($content_fields, ['uri' => $item['uri']]);
769 if (empty($item['icid'])) {
770 $item_content = dba::selectFirst('item-content', [], ['uri' => $item['uri']]);
771 if (DBM::is_result($item_content)) {
772 $item_fields = ['icid' => $item_content['id']];
773 // Clear all fields in the item table that have a content in the item-content table
774 foreach ($item_content as $field => $content) {
775 if (in_array($field, self::MIXED_CONTENT_FIELDLIST) && !empty($item_content[$field])) {
776 $item_fields[$field] = '';
779 dba::update('item', $item_fields, ['id' => $item['id']]);
785 Term::insertFromTagFieldByItemId($item['id'], $tags);
788 if (!empty($files)) {
789 Term::insertFromFileFieldByItemId($item['id'], $files);
792 self::updateThread($item['id']);
794 // We only need to notfiy others when it is an original entry from us.
795 // Only call the notifier when the item has some content relevant change.
796 if ($item['origin'] && in_array('edited', array_keys($fields))) {
797 Worker::add(PRIORITY_HIGH, "Notifier", 'edit_post', $item['id']);
807 * @brief Delete an item and notify others about it - if it was ours
809 * @param array $condition The condition for finding the item entries
810 * @param integer $priority Priority for the notification
812 public static function delete($condition, $priority = PRIORITY_HIGH)
814 $items = dba::select('item', ['id'], $condition);
815 while ($item = dba::fetch($items)) {
816 self::deleteById($item['id'], $priority);
822 * @brief Delete an item for an user and notify others about it - if it was ours
824 * @param array $condition The condition for finding the item entries
825 * @param integer $uid User who wants to delete this item
827 public static function deleteForUser($condition, $uid)
833 $items = dba::select('item', ['id', 'uid'], $condition);
834 while ($item = dba::fetch($items)) {
835 // "Deleting" global items just means hiding them
836 if ($item['uid'] == 0) {
837 dba::update('user-item', ['hidden' => true], ['iid' => $item['id'], 'uid' => $uid], true);
838 } elseif ($item['uid'] == $uid) {
839 self::deleteById($item['id'], PRIORITY_HIGH);
841 logger('Wrong ownership. Not deleting item ' . $item['id']);
848 * @brief Delete an item and notify others about it - if it was ours
850 * @param integer $item_id Item ID that should be delete
851 * @param integer $priority Priority for the notification
853 * @return boolean success
855 private static function deleteById($item_id, $priority = PRIORITY_HIGH)
857 // locate item to be deleted
858 $fields = ['id', 'uri', 'uid', 'parent', 'parent-uri', 'origin',
859 'deleted', 'file', 'resource-id', 'event-id', 'attach',
860 'verb', 'object-type', 'object', 'target', 'contact-id'];
861 $item = self::selectFirst($fields, ['id' => $item_id]);
862 if (!DBM::is_result($item)) {
863 logger('Item with ID ' . $item_id . " hasn't been found.", LOGGER_DEBUG);
867 if ($item['deleted']) {
868 logger('Item with ID ' . $item_id . ' has already been deleted.', LOGGER_DEBUG);
872 $parent = self::selectFirst(['origin'], ['id' => $item['parent']]);
873 if (!DBM::is_result($parent)) {
874 $parent = ['origin' => false];
877 // clean up categories and tags so they don't end up as orphans
880 $cnt = preg_match_all('/<(.*?)>/', $item['file'], $matches, PREG_SET_ORDER);
882 foreach ($matches as $mtch) {
883 file_tag_unsave_file($item['uid'], $item['id'], $mtch[1],true);
889 $cnt = preg_match_all('/\[(.*?)\]/', $item['file'], $matches, PREG_SET_ORDER);
891 foreach ($matches as $mtch) {
892 file_tag_unsave_file($item['uid'], $item['id'], $mtch[1],false);
897 * If item is a link to a photo resource, nuke all the associated photos
898 * (visitors will not have photo resources)
899 * This only applies to photos uploaded from the photos page. Photos inserted into a post do not
900 * generate a resource-id and therefore aren't intimately linked to the item.
902 if (strlen($item['resource-id'])) {
903 dba::delete('photo', ['resource-id' => $item['resource-id'], 'uid' => $item['uid']]);
906 // If item is a link to an event, delete the event.
907 if (intval($item['event-id'])) {
908 Event::delete($item['event-id']);
911 // If item has attachments, drop them
912 foreach (explode(", ", $item['attach']) as $attach) {
913 preg_match("|attach/(\d+)|", $attach, $matches);
914 dba::delete('attach', ['id' => $matches[1], 'uid' => $item['uid']]);
917 // Delete tags that had been attached to other items
918 self::deleteTagsFromItem($item);
920 // Set the item to "deleted"
921 // This erasing of item content is superfluous for items with a matching item-content.
922 // But for the next time we will still have old content in the item table.
923 $item_fields = ['deleted' => true, 'edited' => DateTimeFormat::utcNow(), 'changed' => DateTimeFormat::utcNow(),
924 'body' => '', 'title' => '', 'content-warning' => '', 'rendered-hash' => '', 'rendered-html' => '',
925 'object' => '', 'target' => '', 'tag' => '', 'postopts' => '', 'attach' => '', 'file' => ''];
926 dba::update('item', $item_fields, ['id' => $item['id']]);
928 Term::insertFromTagFieldByItemId($item['id'], '');
929 Term::insertFromFileFieldByItemId($item['id'], '');
930 self::deleteThread($item['id'], $item['parent-uri']);
932 if (!self::exists(["`uri` = ? AND `uid` != 0 AND NOT `deleted`", $item['uri']])) {
933 self::delete(['uri' => $item['uri'], 'uid' => 0, 'deleted' => false], $priority);
936 // If it's the parent of a comment thread, kill all the kids
937 if ($item['id'] == $item['parent']) {
938 self::delete(['parent' => $item['parent'], 'deleted' => false], $priority);
941 // Is it our comment and/or our thread?
942 if ($item['origin'] || $parent['origin']) {
944 // When we delete the original post we will delete all existing copies on the server as well
945 self::delete(['uri' => $item['uri'], 'deleted' => false], $priority);
947 // send the notification upstream/downstream
948 Worker::add(['priority' => $priority, 'dont_fork' => true], "Notifier", "drop", intval($item['id']));
949 } elseif ($item['uid'] != 0) {
951 // When we delete just our local user copy of an item, we have to set a marker to hide it
952 $global_item = self::selectFirst(['id'], ['uri' => $item['uri'], 'uid' => 0, 'deleted' => false]);
953 if (DBM::is_result($global_item)) {
954 dba::update('user-item', ['hidden' => true], ['iid' => $global_item['id'], 'uid' => $item['uid']], true);
958 logger('Item with ID ' . $item_id . " has been deleted.", LOGGER_DEBUG);
963 private static function deleteTagsFromItem($item)
965 if (($item["verb"] != ACTIVITY_TAG) || ($item["object-type"] != ACTIVITY_OBJ_TAGTERM)) {
969 $xo = XML::parseString($item["object"], false);
970 $xt = XML::parseString($item["target"], false);
972 if ($xt->type != ACTIVITY_OBJ_NOTE) {
976 $i = self::selectFirst(['id', 'contact-id', 'tag'], ['uri' => $xt->id, 'uid' => $item['uid']]);
977 if (!DBM::is_result($i)) {
981 // For tags, the owner cannot remove the tag on the author's copy of the post.
982 $owner_remove = ($item["contact-id"] == $i["contact-id"]);
983 $author_copy = $item["origin"];
985 if (($owner_remove && $author_copy) || !$owner_remove) {
989 $tags = explode(',', $i["tag"]);
992 foreach ($tags as $tag) {
993 if (trim($tag) !== trim($xo->body)) {
994 $newtags[] = trim($tag);
998 self::update(['tag' => implode(',', $newtags)], ['id' => $i["id"]]);
1001 private static function guid($item, $notify)
1003 $guid = notags(trim($item['guid']));
1005 if (!empty($guid)) {
1010 // We have to avoid duplicates. So we create the GUID in form of a hash of the plink or uri.
1011 // We add the hash of our own host because our host is the original creator of the post.
1012 $prefix_host = get_app()->get_hostname();
1016 // We are only storing the post so we create a GUID from the original hostname.
1017 if (!empty($item['author-link'])) {
1018 $parsed = parse_url($item['author-link']);
1019 if (!empty($parsed['host'])) {
1020 $prefix_host = $parsed['host'];
1024 if (empty($prefix_host) && !empty($item['plink'])) {
1025 $parsed = parse_url($item['plink']);
1026 if (!empty($parsed['host'])) {
1027 $prefix_host = $parsed['host'];
1031 if (empty($prefix_host) && !empty($item['uri'])) {
1032 $parsed = parse_url($item['uri']);
1033 if (!empty($parsed['host'])) {
1034 $prefix_host = $parsed['host'];
1038 // Is it in the format data@host.tld? - Used for mail contacts
1039 if (empty($prefix_host) && !empty($item['author-link']) && strstr($item['author-link'], '@')) {
1040 $mailparts = explode('@', $item['author-link']);
1041 $prefix_host = array_pop($mailparts);
1045 if (!empty($item['plink'])) {
1046 $guid = self::guidFromUri($item['plink'], $prefix_host);
1047 } elseif (!empty($item['uri'])) {
1048 $guid = self::guidFromUri($item['uri'], $prefix_host);
1050 $guid = get_guid(32, hash('crc32', $prefix_host));
1056 private static function contactId($item)
1058 $contact_id = (int)$item["contact-id"];
1060 if (!empty($contact_id)) {
1063 logger('Missing contact-id. Called by: '.System::callstack(), LOGGER_DEBUG);
1065 * First we are looking for a suitable contact that matches with the author of the post
1066 * This is done only for comments
1068 if ($item['parent-uri'] != $item['uri']) {
1069 $contact_id = Contact::getIdForURL($item['author-link'], $item['uid']);
1072 // If not present then maybe the owner was found
1073 if ($contact_id == 0) {
1074 $contact_id = Contact::getIdForURL($item['owner-link'], $item['uid']);
1077 // Still missing? Then use the "self" contact of the current user
1078 if ($contact_id == 0) {
1079 $self = dba::selectFirst('contact', ['id'], ['self' => true, 'uid' => $item['uid']]);
1080 if (DBM::is_result($self)) {
1081 $contact_id = $self["id"];
1084 logger("Contact-id was missing for post ".$item['guid']." from user id ".$item['uid']." - now set to ".$contact_id, LOGGER_DEBUG);
1089 public static function insert($item, $force_parent = false, $notify = false, $dontcache = false)
1093 // If it is a posting where users should get notifications, then define it as wall posting
1096 $item['type'] = 'wall';
1097 $item['origin'] = 1;
1098 $item['network'] = NETWORK_DFRN;
1099 $item['protocol'] = PROTOCOL_DFRN;
1101 if (is_int($notify)) {
1102 $priority = $notify;
1104 $priority = PRIORITY_HIGH;
1107 $item['network'] = trim(defaults($item, 'network', NETWORK_PHANTOM));
1110 $item['guid'] = self::guid($item, $notify);
1111 $item['uri'] = notags(trim(defaults($item, 'uri', self::newURI($item['uid'], $item['guid']))));
1113 // Store conversation data
1114 $item = Conversation::insert($item);
1117 * If a Diaspora signature structure was passed in, pull it out of the
1118 * item array and set it aside for later storage.
1122 if (x($item, 'dsprsig')) {
1123 $encoded_signature = $item['dsprsig'];
1124 $dsprsig = json_decode(base64_decode($item['dsprsig']));
1125 unset($item['dsprsig']);
1128 if (!empty($item['diaspora_signed_text'])) {
1129 $diaspora_signed_text = $item['diaspora_signed_text'];
1130 unset($item['diaspora_signed_text']);
1132 $diaspora_signed_text = '';
1135 // Converting the plink
1136 /// @TODO Check if this is really still needed
1137 if ($item['network'] == NETWORK_OSTATUS) {
1138 if (isset($item['plink'])) {
1139 $item['plink'] = OStatus::convertHref($item['plink']);
1140 } elseif (isset($item['uri'])) {
1141 $item['plink'] = OStatus::convertHref($item['uri']);
1145 if (!empty($item['thr-parent'])) {
1146 $item['parent-uri'] = $item['thr-parent'];
1149 $item['type'] = defaults($item, 'type', 'remote');
1151 if (isset($item['gravity'])) {
1152 $item['gravity'] = intval($item['gravity']);
1153 } elseif ($item['parent-uri'] === $item['uri']) {
1154 $item['gravity'] = GRAVITY_PARENT;
1155 } elseif (activity_match($item['verb'], ACTIVITY_POST)) {
1156 $item['gravity'] = GRAVITY_COMMENT;
1157 } elseif ($item['type'] == 'activity') {
1158 $item['gravity'] = GRAVITY_ACTIVITY;
1160 $item['gravity'] = GRAVITY_UNKNOWN; // Should not happen
1161 logger('Unknown gravity for verb: ' . $item['verb'] . ' - type: ' . $item['type'], LOGGER_DEBUG);
1164 $uid = intval($item['uid']);
1166 // check for create date and expire time
1167 $expire_interval = Config::get('system', 'dbclean-expire-days', 0);
1169 $user = dba::selectFirst('user', ['expire'], ['uid' => $uid]);
1170 if (DBM::is_result($user) && ($user['expire'] > 0) && (($user['expire'] < $expire_interval) || ($expire_interval == 0))) {
1171 $expire_interval = $user['expire'];
1174 if (($expire_interval > 0) && !empty($item['created'])) {
1175 $expire_date = time() - ($expire_interval * 86400);
1176 $created_date = strtotime($item['created']);
1177 if ($created_date < $expire_date) {
1178 logger('item-store: item created ('.date('c', $created_date).') before expiration time ('.date('c', $expire_date).'). ignored. ' . print_r($item,true), LOGGER_DEBUG);
1184 * Do we already have this item?
1185 * We have to check several networks since Friendica posts could be repeated
1186 * via OStatus (maybe Diasporsa as well)
1188 if (in_array($item['network'], [NETWORK_DIASPORA, NETWORK_DFRN, NETWORK_OSTATUS, ""])) {
1189 $condition = ["`uri` = ? AND `uid` = ? AND `network` IN (?, ?, ?)",
1190 trim($item['uri']), $item['uid'],
1191 NETWORK_DIASPORA, NETWORK_DFRN, NETWORK_OSTATUS];
1192 $existing = self::selectFirst(['id', 'network'], $condition);
1193 if (DBM::is_result($existing)) {
1194 // We only log the entries with a different user id than 0. Otherwise we would have too many false positives
1196 logger("Item with uri ".$item['uri']." already existed for user ".$uid." with id ".$existing["id"]." target network ".$existing["network"]." - new network: ".$item['network']);
1199 return $existing["id"];
1203 self::addLanguageToItemArray($item);
1205 $item['wall'] = intval(defaults($item, 'wall', 0));
1206 $item['extid'] = trim(defaults($item, 'extid', ''));
1207 $item['author-name'] = trim(defaults($item, 'author-name', ''));
1208 $item['author-link'] = trim(defaults($item, 'author-link', ''));
1209 $item['author-avatar'] = trim(defaults($item, 'author-avatar', ''));
1210 $item['owner-name'] = trim(defaults($item, 'owner-name', ''));
1211 $item['owner-link'] = trim(defaults($item, 'owner-link', ''));
1212 $item['owner-avatar'] = trim(defaults($item, 'owner-avatar', ''));
1213 $item['received'] = ((x($item, 'received') !== false) ? DateTimeFormat::utc($item['received']) : DateTimeFormat::utcNow());
1214 $item['created'] = ((x($item, 'created') !== false) ? DateTimeFormat::utc($item['created']) : $item['received']);
1215 $item['edited'] = ((x($item, 'edited') !== false) ? DateTimeFormat::utc($item['edited']) : $item['created']);
1216 $item['changed'] = ((x($item, 'changed') !== false) ? DateTimeFormat::utc($item['changed']) : $item['created']);
1217 $item['commented'] = ((x($item, 'commented') !== false) ? DateTimeFormat::utc($item['commented']) : $item['created']);
1218 $item['title'] = trim(defaults($item, 'title', ''));
1219 $item['location'] = trim(defaults($item, 'location', ''));
1220 $item['coord'] = trim(defaults($item, 'coord', ''));
1221 $item['visible'] = ((x($item, 'visible') !== false) ? intval($item['visible']) : 1);
1222 $item['deleted'] = 0;
1223 $item['parent-uri'] = trim(defaults($item, 'parent-uri', $item['uri']));
1224 $item['verb'] = trim(defaults($item, 'verb', ''));
1225 $item['object-type'] = trim(defaults($item, 'object-type', ''));
1226 $item['object'] = trim(defaults($item, 'object', ''));
1227 $item['target-type'] = trim(defaults($item, 'target-type', ''));
1228 $item['target'] = trim(defaults($item, 'target', ''));
1229 $item['plink'] = trim(defaults($item, 'plink', ''));
1230 $item['allow_cid'] = trim(defaults($item, 'allow_cid', ''));
1231 $item['allow_gid'] = trim(defaults($item, 'allow_gid', ''));
1232 $item['deny_cid'] = trim(defaults($item, 'deny_cid', ''));
1233 $item['deny_gid'] = trim(defaults($item, 'deny_gid', ''));
1234 $item['private'] = intval(defaults($item, 'private', 0));
1235 $item['bookmark'] = intval(defaults($item, 'bookmark', 0));
1236 $item['body'] = trim(defaults($item, 'body', ''));
1237 $item['tag'] = trim(defaults($item, 'tag', ''));
1238 $item['attach'] = trim(defaults($item, 'attach', ''));
1239 $item['app'] = trim(defaults($item, 'app', ''));
1240 $item['origin'] = intval(defaults($item, 'origin', 0));
1241 $item['postopts'] = trim(defaults($item, 'postopts', ''));
1242 $item['resource-id'] = trim(defaults($item, 'resource-id', ''));
1243 $item['event-id'] = intval(defaults($item, 'event-id', 0));
1244 $item['inform'] = trim(defaults($item, 'inform', ''));
1245 $item['file'] = trim(defaults($item, 'file', ''));
1247 // When there is no content then we don't post it
1248 if ($item['body'].$item['title'] == '') {
1249 logger('No body, no title.');
1253 // Items cannot be stored before they happen ...
1254 if ($item['created'] > DateTimeFormat::utcNow()) {
1255 $item['created'] = DateTimeFormat::utcNow();
1258 // We haven't invented time travel by now.
1259 if ($item['edited'] > DateTimeFormat::utcNow()) {
1260 $item['edited'] = DateTimeFormat::utcNow();
1263 if (($item['author-link'] == "") && ($item['owner-link'] == "")) {
1264 logger("Both author-link and owner-link are empty. Called by: " . System::callstack(), LOGGER_DEBUG);
1267 $item['plink'] = defaults($item, 'plink', System::baseUrl() . '/display/' . urlencode($item['guid']));
1269 // The contact-id should be set before "self::insert" was called - but there seems to be issues sometimes
1270 $item["contact-id"] = self::contactId($item);
1272 $default = ['url' => $item['author-link'], 'name' => $item['author-name'],
1273 'photo' => $item['author-avatar'], 'network' => $item['network']];
1275 $item['author-id'] = defaults($item, 'author-id', Contact::getIdForURL($item["author-link"], 0, false, $default));
1277 if (Contact::isBlocked($item["author-id"])) {
1278 logger('Contact '.$item["author-id"].' is blocked, item '.$item["uri"].' will not be stored');
1282 $default = ['url' => $item['owner-link'], 'name' => $item['owner-name'],
1283 'photo' => $item['owner-avatar'], 'network' => $item['network']];
1285 $item['owner-id'] = defaults($item, 'owner-id', Contact::getIdForURL($item["owner-link"], 0, false, $default));
1287 if (Contact::isBlocked($item["owner-id"])) {
1288 logger('Contact '.$item["owner-id"].' is blocked, item '.$item["uri"].' will not be stored');
1292 // These fields aren't stored anymore in the item table, they are fetched upon request
1293 unset($item['author-link']);
1294 unset($item['author-name']);
1295 unset($item['author-avatar']);
1297 unset($item['owner-link']);
1298 unset($item['owner-name']);
1299 unset($item['owner-avatar']);
1301 if ($item['network'] == NETWORK_PHANTOM) {
1302 logger('Missing network. Called by: '.System::callstack(), LOGGER_DEBUG);
1304 $contact = Contact::getDetailsByURL($item['author-link'], $item['uid']);
1305 if (!empty($contact['network'])) {
1306 $item['network'] = $contact["network"];
1308 $item['network'] = NETWORK_DFRN;
1310 logger("Set network to " . $item["network"] . " for " . $item["uri"], LOGGER_DEBUG);
1313 // Checking if there is already an item with the same guid
1314 logger('Checking for an item for user '.$item['uid'].' on network '.$item['network'].' with the guid '.$item['guid'], LOGGER_DEBUG);
1315 $condition = ['guid' => $item['guid'], 'network' => $item['network'], 'uid' => $item['uid']];
1316 if (self::exists($condition)) {
1317 logger('found item with guid '.$item['guid'].' for user '.$item['uid'].' on network '.$item['network'], LOGGER_DEBUG);
1321 // Check for hashtags in the body and repair or add hashtag links
1322 self::setHashtags($item);
1324 $item['thr-parent'] = $item['parent-uri'];
1332 if ($item['parent-uri'] === $item['uri']) {
1334 $parent_deleted = 0;
1335 $allow_cid = $item['allow_cid'];
1336 $allow_gid = $item['allow_gid'];
1337 $deny_cid = $item['deny_cid'];
1338 $deny_gid = $item['deny_gid'];
1339 $notify_type = 'wall-new';
1341 // find the parent and snarf the item id and ACLs
1342 // and anything else we need to inherit
1344 $fields = ['uri', 'parent-uri', 'id', 'deleted',
1345 'allow_cid', 'allow_gid', 'deny_cid', 'deny_gid',
1346 'wall', 'private', 'forum_mode', 'origin'];
1347 $condition = ['uri' => $item['parent-uri'], 'uid' => $item['uid']];
1348 $params = ['order' => ['id' => false]];
1349 $parent = self::selectFirst($fields, $condition, $params);
1351 if (DBM::is_result($parent)) {
1352 // is the new message multi-level threaded?
1353 // even though we don't support it now, preserve the info
1354 // and re-attach to the conversation parent.
1356 if ($parent['uri'] != $parent['parent-uri']) {
1357 $item['parent-uri'] = $parent['parent-uri'];
1359 $condition = ['uri' => $item['parent-uri'],
1360 'parent-uri' => $item['parent-uri'],
1361 'uid' => $item['uid']];
1362 $params = ['order' => ['id' => false]];
1363 $toplevel_parent = self::selectFirst($fields, $condition, $params);
1365 if (DBM::is_result($toplevel_parent)) {
1366 $parent = $toplevel_parent;
1370 $parent_id = $parent['id'];
1371 $parent_deleted = $parent['deleted'];
1372 $allow_cid = $parent['allow_cid'];
1373 $allow_gid = $parent['allow_gid'];
1374 $deny_cid = $parent['deny_cid'];
1375 $deny_gid = $parent['deny_gid'];
1376 $item['wall'] = $parent['wall'];
1377 $notify_type = 'comment-new';
1380 * If the parent is private, force privacy for the entire conversation
1381 * This differs from the above settings as it subtly allows comments from
1382 * email correspondents to be private even if the overall thread is not.
1384 if ($parent['private']) {
1385 $item['private'] = $parent['private'];
1389 * Edge case. We host a public forum that was originally posted to privately.
1390 * The original author commented, but as this is a comment, the permissions
1391 * weren't fixed up so it will still show the comment as private unless we fix it here.
1393 if ((intval($parent['forum_mode']) == 1) && $parent['private']) {
1394 $item['private'] = 0;
1397 // If its a post from myself then tag the thread as "mention"
1398 logger("Checking if parent ".$parent_id." has to be tagged as mention for user ".$item['uid'], LOGGER_DEBUG);
1399 $user = dba::selectFirst('user', ['nickname'], ['uid' => $item['uid']]);
1400 if (DBM::is_result($user)) {
1401 $self = normalise_link(System::baseUrl() . '/profile/' . $user['nickname']);
1402 $self_id = Contact::getIdForURL($self, 0, true);
1403 logger("'myself' is ".$self_id." for parent ".$parent_id." checking against ".$item['author-id']." and ".$item['owner-id'], LOGGER_DEBUG);
1404 if (($item['author-id'] == $self_id) || ($item['owner-id'] == $self_id)) {
1405 dba::update('thread', ['mention' => true], ['iid' => $parent_id]);
1406 logger("tagged thread ".$parent_id." as mention for user ".$self, LOGGER_DEBUG);
1411 * Allow one to see reply tweets from status.net even when
1412 * we don't have or can't see the original post.
1414 if ($force_parent) {
1415 logger('$force_parent=true, reply converted to top-level post.');
1417 $item['parent-uri'] = $item['uri'];
1418 $item['gravity'] = GRAVITY_PARENT;
1420 logger('item parent '.$item['parent-uri'].' for '.$item['uid'].' was not found - ignoring item');
1424 $parent_deleted = 0;
1428 $condition = ["`uri` = ? AND `network` IN (?, ?) AND `uid` = ?",
1429 $item['uri'], $item['network'], NETWORK_DFRN, $item['uid']];
1430 if (self::exists($condition)) {
1431 logger('duplicated item with the same uri found. '.print_r($item,true));
1435 // On Friendica and Diaspora the GUID is unique
1436 if (in_array($item['network'], [NETWORK_DFRN, NETWORK_DIASPORA])) {
1437 $condition = ['guid' => $item['guid'], 'uid' => $item['uid']];
1438 if (self::exists($condition)) {
1439 logger('duplicated item with the same guid found. '.print_r($item,true));
1443 // Check for an existing post with the same content. There seems to be a problem with OStatus.
1444 $condition = ["`body` = ? AND `network` = ? AND `created` = ? AND `contact-id` = ? AND `uid` = ?",
1445 $item['body'], $item['network'], $item['created'], $item['contact-id'], $item['uid']];
1446 if (self::exists($condition)) {
1447 logger('duplicated item with the same body found. '.print_r($item,true));
1452 // Is this item available in the global items (with uid=0)?
1453 if ($item["uid"] == 0) {
1454 $item["global"] = true;
1456 // Set the global flag on all items if this was a global item entry
1457 dba::update('item', ['global' => true], ['uri' => $item["uri"]]);
1459 $item["global"] = self::exists(['uid' => 0, 'uri' => $item["uri"]]);
1463 if (strlen($allow_cid) || strlen($allow_gid) || strlen($deny_cid) || strlen($deny_gid)) {
1466 $private = $item['private'];
1469 $item["allow_cid"] = $allow_cid;
1470 $item["allow_gid"] = $allow_gid;
1471 $item["deny_cid"] = $deny_cid;
1472 $item["deny_gid"] = $deny_gid;
1473 $item["private"] = $private;
1474 $item["deleted"] = $parent_deleted;
1476 // Fill the cache field
1477 put_item_in_cache($item);
1480 Addon::callHooks('post_local', $item);
1482 Addon::callHooks('post_remote', $item);
1485 // This array field is used to trigger some automatic reactions
1486 // It is mainly used in the "post_local" hook.
1487 unset($item['api_source']);
1489 if (x($item, 'cancel')) {
1490 logger('post cancelled by addon.');
1495 * Check for already added items.
1496 * There is a timing issue here that sometimes creates double postings.
1497 * An unique index would help - but the limitations of MySQL (maximum size of index values) prevent this.
1499 if ($item["uid"] == 0) {
1500 if (self::exists(['uri' => trim($item['uri']), 'uid' => 0])) {
1501 logger('Global item already stored. URI: '.$item['uri'].' on network '.$item['network'], LOGGER_DEBUG);
1506 logger('' . print_r($item,true), LOGGER_DATA);
1508 if (array_key_exists('tag', $item)) {
1509 $tags = $item['tag'];
1510 unset($item['tag']);
1515 if (array_key_exists('file', $item)) {
1516 $files = $item['file'];
1517 unset($item['file']);
1522 // We are doing this outside of the transaction to avoid timing problems
1523 if (!self::insertActivity($item)) {
1524 self::insertContent($item);
1528 $ret = dba::insert('item', $item);
1530 // When the item was successfully stored we fetch the ID of the item.
1531 if (DBM::is_result($ret)) {
1532 $current_post = dba::lastInsertId();
1534 // This can happen - for example - if there are locking timeouts.
1537 // Store the data into a spool file so that we can try again later.
1539 // At first we restore the Diaspora signature that we removed above.
1540 if (isset($encoded_signature)) {
1541 $item['dsprsig'] = $encoded_signature;
1544 // Now we store the data in the spool directory
1545 // We use "microtime" to keep the arrival order and "mt_rand" to avoid duplicates
1546 $file = 'item-'.round(microtime(true) * 10000).'-'.mt_rand().'.msg';
1548 $spoolpath = get_spoolpath();
1549 if ($spoolpath != "") {
1550 $spool = $spoolpath.'/'.$file;
1551 file_put_contents($spool, json_encode($item));
1552 logger("Item wasn't stored - Item was spooled into file ".$file, LOGGER_DEBUG);
1557 if ($current_post == 0) {
1558 // This is one of these error messages that never should occur.
1559 logger("couldn't find created item - we better quit now.");
1564 // How much entries have we created?
1565 // We wouldn't need this query when we could use an unique index - but MySQL has length problems with them.
1566 $entries = dba::count('item', ['uri' => $item['uri'], 'uid' => $item['uid'], 'network' => $item['network']]);
1569 // There are duplicates. We delete our just created entry.
1570 logger('Duplicated post occurred. uri = ' . $item['uri'] . ' uid = ' . $item['uid']);
1572 // Yes, we could do a rollback here - but we are having many users with MyISAM.
1573 dba::delete('item', ['id' => $current_post]);
1576 } elseif ($entries == 0) {
1577 // This really should never happen since we quit earlier if there were problems.
1578 logger("Something is terribly wrong. We haven't found our created entry.");
1583 logger('created item '.$current_post);
1584 self::updateContact($item);
1586 if (!$parent_id || ($item['parent-uri'] === $item['uri'])) {
1587 $parent_id = $current_post;
1591 dba::update('item', ['parent' => $parent_id], ['id' => $current_post]);
1593 $item['id'] = $current_post;
1594 $item['parent'] = $parent_id;
1596 // update the commented timestamp on the parent
1597 // Only update "commented" if it is really a comment
1598 if (($item['gravity'] != GRAVITY_ACTIVITY) || !Config::get("system", "like_no_comment")) {
1599 dba::update('item', ['commented' => DateTimeFormat::utcNow(), 'changed' => DateTimeFormat::utcNow()], ['id' => $parent_id]);
1601 dba::update('item', ['changed' => DateTimeFormat::utcNow()], ['id' => $parent_id]);
1606 * Friendica servers lower than 3.4.3-2 had double encoded the signature ...
1607 * We can check for this condition when we decode and encode the stuff again.
1609 if (base64_encode(base64_decode(base64_decode($dsprsig->signature))) == base64_decode($dsprsig->signature)) {
1610 $dsprsig->signature = base64_decode($dsprsig->signature);
1611 logger("Repaired double encoded signature from handle ".$dsprsig->signer, LOGGER_DEBUG);
1614 dba::insert('sign', ['iid' => $current_post, 'signed_text' => $dsprsig->signed_text,
1615 'signature' => $dsprsig->signature, 'signer' => $dsprsig->signer]);
1618 if (!empty($diaspora_signed_text)) {
1619 // Formerly we stored the signed text, the signature and the author in different fields.
1620 // We now store the raw data so that we are more flexible.
1621 dba::insert('sign', ['iid' => $current_post, 'signed_text' => $diaspora_signed_text]);
1624 $deleted = self::tagDeliver($item['uid'], $current_post);
1627 * current post can be deleted if is for a community page and no mention are
1630 if (!$deleted && !$dontcache) {
1631 $posted_item = self::selectFirst(self::ITEM_FIELDLIST, ['id' => $current_post]);
1632 if (DBM::is_result($posted_item)) {
1634 Addon::callHooks('post_local_end', $posted_item);
1636 Addon::callHooks('post_remote_end', $posted_item);
1639 logger('new item not found in DB, id ' . $current_post);
1643 if ($item['parent-uri'] === $item['uri']) {
1644 self::addThread($current_post);
1646 self::updateThread($parent_id);
1652 * Due to deadlock issues with the "term" table we are doing these steps after the commit.
1653 * This is not perfect - but a workable solution until we found the reason for the problem.
1655 if (!empty($tags)) {
1656 Term::insertFromTagFieldByItemId($current_post, $tags);
1659 if (!empty($files)) {
1660 Term::insertFromFileFieldByItemId($current_post, $files);
1663 if ($item['parent-uri'] === $item['uri']) {
1664 self::addShadow($current_post);
1666 self::addShadowPost($current_post);
1669 check_user_notification($current_post);
1672 Worker::add(['priority' => $priority, 'dont_fork' => true], "Notifier", $notify_type, $current_post);
1673 } elseif (!empty($parent) && $parent['origin']) {
1674 Worker::add(['priority' => PRIORITY_HIGH, 'dont_fork' => true], "Notifier", "comment-import", $current_post);
1677 return $current_post;
1681 * @brief Insert a new item content entry
1683 * @param array $item The item fields that are to be inserted
1685 private static function insertActivity(&$item)
1687 $activity_index = self::activityToIndex($item['verb']);
1689 if ($activity_index < 0) {
1693 $fields = ['uri' => $item['uri'], 'activity' => $activity_index,
1694 'uri-hash' => hash('sha1', $item['uri']) . hash('ripemd160', $item['uri'])];
1696 $saved_item = $item;
1698 // We just remove everything that is content
1699 foreach (array_merge(self::CONTENT_FIELDLIST, self::MIXED_CONTENT_FIELDLIST) as $field) {
1700 unset($item[$field]);
1703 // To avoid timing problems, we are using locks.
1704 $locked = Lock::set('item_insert_activity');
1706 logger("Couldn't acquire lock for URI " . $item['uri'] . " - proceeding anyway.");
1709 // Do we already have this content?
1710 $item_activity = dba::selectFirst('item-activity', ['id'], ['uri' => $item['uri']]);
1711 if (DBM::is_result($item_activity)) {
1712 $item['iaid'] = $item_activity['id'];
1713 logger('Fetched activity for URI ' . $item['uri'] . ' (' . $item['iaid'] . ')');
1714 } elseif (dba::insert('item-activity', $fields)) {
1715 $item['iaid'] = dba::lastInsertId();
1716 logger('Inserted activity for URI ' . $item['uri'] . ' (' . $item['iaid'] . ')');
1718 // This shouldn't happen. But if it does, we simply store it in the item-content table
1719 logger('Could not insert activity for URI ' . $item['uri'] . ' - should not happen');
1720 $item = $saved_item;
1724 Lock::remove('item_insert_activity');
1730 * @brief Insert a new item content entry
1732 * @param array $item The item fields that are to be inserted
1734 private static function insertContent(&$item)
1736 $fields = ['uri' => $item['uri'], 'plink' => $item['plink'],
1737 'uri-plink-hash' => hash('sha1', $item['plink']).hash('sha1', $item['uri'])];
1739 foreach (array_merge(self::CONTENT_FIELDLIST, self::MIXED_CONTENT_FIELDLIST) as $field) {
1740 if (isset($item[$field])) {
1741 $fields[$field] = $item[$field];
1742 unset($item[$field]);
1746 // To avoid timing problems, we are using locks.
1747 $locked = Lock::set('item_insert_content');
1749 logger("Couldn't acquire lock for URI " . $item['uri'] . " - proceeding anyway.");
1752 // Do we already have this content?
1753 $item_content = dba::selectFirst('item-content', ['id'], ['uri' => $item['uri']]);
1754 if (DBM::is_result($item_content)) {
1755 $item['icid'] = $item_content['id'];
1756 logger('Fetched content for URI ' . $item['uri'] . ' (' . $item['icid'] . ')');
1757 } elseif (dba::insert('item-content', $fields)) {
1758 $item['icid'] = dba::lastInsertId();
1759 logger('Inserted content for URI ' . $item['uri'] . ' (' . $item['icid'] . ')');
1761 // By setting the ICID value through the worker we should avoid timing problems.
1762 // When the locking works, this shouldn't be needed. But better be prepared.
1763 Worker::add(PRIORITY_HIGH, 'SetItemContentID', $item['uri']);
1764 logger('Could not insert content for URI ' . $item['uri'] . ' - trying asynchronously');
1767 Lock::remove('item_insert_content');
1772 * @brief Set the item content id for a given URI
1774 * @param string $uri The item URI
1776 public static function setICIDforURI($uri)
1778 $item_content = dba::selectFirst('item-content', ['id'], ['uri' => $uri]);
1779 if (DBM::is_result($item_content)) {
1780 dba::update('item', ['icid' => $item_content['id']], ['icid' => 0, 'uri' => $uri]);
1781 logger('Asynchronously set item content id for URI ' . $uri . ' (' . $item_content['id'] . ') - Affected: '. (int)dba::affected_rows());
1783 logger('No item-content found for URI ' . $uri);
1788 * @brief Update existing item content entries
1790 * @param array $item The item fields that are to be changed
1791 * @param array $condition The condition for finding the item content entries
1793 private static function updateActivity($item, $condition)
1795 if (empty($item['verb'])) {
1799 $activity_index = self::activityToIndex($item['verb']);
1801 if (!$activity_index) {
1805 $fields = ['activity' => $activity_index];
1807 logger('Update activity for URI ' . $condition['uri']);
1809 dba::update('item-activity', $fields, $condition, true);
1815 * @brief Update existing item content entries
1817 * @param array $item The item fields that are to be changed
1818 * @param array $condition The condition for finding the item content entries
1820 private static function updateContent($item, $condition)
1822 // We have to select only the fields from the "item-content" table
1824 foreach (array_merge(self::CONTENT_FIELDLIST, self::MIXED_CONTENT_FIELDLIST) as $field) {
1825 if (isset($item[$field])) {
1826 $fields[$field] = $item[$field];
1830 if (empty($fields)) {
1834 if (!empty($item['plink'])) {
1835 $fields['uri-plink-hash'] = hash('sha1', $item['plink']) . hash('sha1', $condition['uri']);
1837 // Ensure that we don't delete the plink
1838 unset($fields['plink']);
1841 logger('Update content for URI ' . $condition['uri']);
1843 dba::update('item-content', $fields, $condition, true);
1847 * @brief Distributes public items to the receivers
1849 * @param integer $itemid Item ID that should be added
1850 * @param string $signed_text Original text (for Diaspora signatures), JSON encoded.
1852 public static function distribute($itemid, $signed_text = '')
1854 $condition = ["`id` IN (SELECT `parent` FROM `item` WHERE `id` = ?)", $itemid];
1855 $parent = self::selectFirst(['owner-id'], $condition);
1856 if (!DBM::is_result($parent)) {
1860 // Only distribute public items from native networks
1861 $condition = ['id' => $itemid, 'uid' => 0,
1862 'network' => [NETWORK_DFRN, NETWORK_DIASPORA, NETWORK_OSTATUS, ""],
1863 'visible' => true, 'deleted' => false, 'moderated' => false, 'private' => false];
1864 $item = self::selectFirst(self::ITEM_FIELDLIST, ['id' => $itemid]);
1865 if (!DBM::is_result($item)) {
1870 unset($item['parent']);
1871 unset($item['mention']);
1872 unset($item['wall']);
1873 unset($item['origin']);
1874 unset($item['starred']);
1878 $condition = ["`nurl` IN (SELECT `nurl` FROM `contact` WHERE `id` = ?) AND `uid` != 0 AND NOT `blocked` AND `rel` IN (?, ?)",
1879 $parent['owner-id'], CONTACT_IS_SHARING, CONTACT_IS_FRIEND];
1880 $contacts = dba::select('contact', ['uid'], $condition);
1881 while ($contact = dba::fetch($contacts)) {
1882 $users[$contact['uid']] = $contact['uid'];
1887 if ($item['uri'] != $item['parent-uri']) {
1888 $parents = self::select(['uid', 'origin'], ["`uri` = ? AND `uid` != 0", $item['parent-uri']]);
1889 while ($parent = dba::fetch($parents)) {
1890 $users[$parent['uid']] = $parent['uid'];
1891 if ($parent['origin'] && !$item['origin']) {
1892 $origin_uid = $parent['uid'];
1897 foreach ($users as $uid) {
1898 if ($origin_uid == $uid) {
1899 $item['diaspora_signed_text'] = $signed_text;
1901 self::storeForUser($itemid, $item, $uid);
1906 * @brief Store public items for the receivers
1908 * @param integer $itemid Item ID that should be added
1909 * @param array $item The item entry that will be stored
1910 * @param integer $uid The user that will receive the item entry
1912 private static function storeForUser($itemid, $item, $uid)
1914 $item['uid'] = $uid;
1915 $item['origin'] = 0;
1917 if ($item['uri'] == $item['parent-uri']) {
1918 $item['contact-id'] = Contact::getIdForURL($item['owner-link'], $uid);
1920 $item['contact-id'] = Contact::getIdForURL($item['author-link'], $uid);
1923 if (empty($item['contact-id'])) {
1924 $self = dba::selectFirst('contact', ['id'], ['self' => true, 'uid' => $uid]);
1925 if (!DBM::is_result($self)) {
1928 $item['contact-id'] = $self['id'];
1931 if (in_array($item['type'], ["net-comment", "wall-comment"])) {
1932 $item['type'] = 'remote-comment';
1933 } elseif ($item['type'] == 'wall') {
1934 $item['type'] = 'remote';
1937 /// @todo Handling of "event-id"
1940 if ($item['uri'] == $item['parent-uri']) {
1941 $contact = dba::selectFirst('contact', [], ['id' => $item['contact-id'], 'self' => false]);
1942 if (DBM::is_result($contact)) {
1943 $notify = self::isRemoteSelf($contact, $item);
1947 $distributed = self::insert($item, false, $notify, true);
1949 if (!$distributed) {
1950 logger("Distributed public item " . $itemid . " for user " . $uid . " wasn't stored", LOGGER_DEBUG);
1952 logger("Distributed public item " . $itemid . " for user " . $uid . " with id " . $distributed, LOGGER_DEBUG);
1957 * @brief Add a shadow entry for a given item id that is a thread starter
1959 * We store every public item entry additionally with the user id "0".
1960 * This is used for the community page and for the search.
1961 * It is planned that in the future we will store public item entries only once.
1963 * @param integer $itemid Item ID that should be added
1965 public static function addShadow($itemid)
1967 $fields = ['uid', 'private', 'moderated', 'visible', 'deleted', 'network', 'uri'];
1968 $condition = ['id' => $itemid, 'parent' => [0, $itemid]];
1969 $item = self::selectFirst($fields, $condition);
1971 if (!DBM::is_result($item)) {
1975 // is it already a copy?
1976 if (($itemid == 0) || ($item['uid'] == 0)) {
1980 // Is it a visible public post?
1981 if (!$item["visible"] || $item["deleted"] || $item["moderated"] || $item["private"]) {
1985 // is it an entry from a connector? Only add an entry for natively connected networks
1986 if (!in_array($item["network"], [NETWORK_DFRN, NETWORK_DIASPORA, NETWORK_OSTATUS, ""])) {
1990 if (self::exists(['uri' => $item['uri'], 'uid' => 0])) {
1994 $item = self::selectFirst(self::ITEM_FIELDLIST, ['id' => $itemid]);
1996 if (DBM::is_result($item)) {
1997 // Preparing public shadow (removing user specific data)
2000 unset($item['parent']);
2001 unset($item['wall']);
2002 unset($item['mention']);
2003 unset($item['origin']);
2004 unset($item['starred']);
2005 if ($item['uri'] == $item['parent-uri']) {
2006 $item['contact-id'] = $item['owner-id'];
2008 $item['contact-id'] = $item['author-id'];
2011 if (in_array($item['type'], ["net-comment", "wall-comment"])) {
2012 $item['type'] = 'remote-comment';
2013 } elseif ($item['type'] == 'wall') {
2014 $item['type'] = 'remote';
2017 $public_shadow = self::insert($item, false, false, true);
2019 logger("Stored public shadow for thread ".$itemid." under id ".$public_shadow, LOGGER_DEBUG);
2024 * @brief Add a shadow entry for a given item id that is a comment
2026 * This function does the same like the function above - but for comments
2028 * @param integer $itemid Item ID that should be added
2030 public static function addShadowPost($itemid)
2032 $item = self::selectFirst(self::ITEM_FIELDLIST, ['id' => $itemid]);
2033 if (!DBM::is_result($item)) {
2037 // Is it a toplevel post?
2038 if ($item['id'] == $item['parent']) {
2039 self::addShadow($itemid);
2043 // Is this a shadow entry?
2044 if ($item['uid'] == 0) {
2048 // Is there a shadow parent?
2049 if (!self::exists(['uri' => $item['parent-uri'], 'uid' => 0])) {
2053 // Is there already a shadow entry?
2054 if (self::exists(['uri' => $item['uri'], 'uid' => 0])) {
2058 // Save "origin" and "parent" state
2059 $origin = $item['origin'];
2060 $parent = $item['parent'];
2062 // Preparing public shadow (removing user specific data)
2065 unset($item['parent']);
2066 unset($item['wall']);
2067 unset($item['mention']);
2068 unset($item['origin']);
2069 unset($item['starred']);
2070 $item['contact-id'] = Contact::getIdForURL($item['author-link']);
2072 if (in_array($item['type'], ["net-comment", "wall-comment"])) {
2073 $item['type'] = 'remote-comment';
2074 } elseif ($item['type'] == 'wall') {
2075 $item['type'] = 'remote';
2078 $public_shadow = self::insert($item, false, false, true);
2080 logger("Stored public shadow for comment ".$item['uri']." under id ".$public_shadow, LOGGER_DEBUG);
2082 // If this was a comment to a Diaspora post we don't get our comment back.
2083 // This means that we have to distribute the comment by ourselves.
2084 if ($origin && self::exists(['id' => $parent, 'network' => NETWORK_DIASPORA])) {
2085 self::distribute($public_shadow);
2090 * Adds a language specification in a "language" element of given $arr.
2091 * Expects "body" element to exist in $arr.
2093 private static function addLanguageToItemArray(&$item)
2095 $naked_body = Text\BBCode::toPlaintext($item['body'], false);
2097 $ld = new Text_LanguageDetect();
2098 $ld->setNameMode(2);
2099 $languages = $ld->detect($naked_body, 3);
2101 if (is_array($languages)) {
2102 $item['language'] = json_encode($languages);
2107 * @brief Creates an unique guid out of a given uri
2109 * @param string $uri uri of an item entry
2110 * @param string $host hostname for the GUID prefix
2111 * @return string unique guid
2113 public static function guidFromUri($uri, $host)
2115 // Our regular guid routine is using this kind of prefix as well
2116 // We have to avoid that different routines could accidentally create the same value
2117 $parsed = parse_url($uri);
2119 // We use a hash of the hostname as prefix for the guid
2120 $guid_prefix = hash("crc32", $host);
2122 // Remove the scheme to make sure that "https" and "http" doesn't make a difference
2123 unset($parsed["scheme"]);
2125 // Glue it together to be able to make a hash from it
2126 $host_id = implode("/", $parsed);
2128 // We could use any hash algorithm since it isn't a security issue
2129 $host_hash = hash("ripemd128", $host_id);
2131 return $guid_prefix.$host_hash;
2135 * generate an unique URI
2137 * @param integer $uid User id
2138 * @param string $guid An existing GUID (Otherwise it will be generated)
2142 public static function newURI($uid, $guid = "")
2145 $guid = get_guid(32);
2148 $hostname = self::getApp()->get_hostname();
2150 $user = dba::selectFirst('user', ['nickname'], ['uid' => $uid]);
2152 $uri = "urn:X-dfrn:" . $hostname . ':' . $user['nickname'] . ':' . $guid;
2158 * @brief Set "success_update" and "last-item" to the date of the last time we heard from this contact
2160 * This can be used to filter for inactive contacts.
2161 * Only do this for public postings to avoid privacy problems, since poco data is public.
2162 * Don't set this value if it isn't from the owner (could be an author that we don't know)
2164 * @param array $arr Contains the just posted item record
2166 private static function updateContact($arr)
2168 // Unarchive the author
2169 $contact = dba::selectFirst('contact', [], ['id' => $arr["author-id"]]);
2170 if (DBM::is_result($contact)) {
2171 Contact::unmarkForArchival($contact);
2174 // Unarchive the contact if it's not our own contact
2175 $contact = dba::selectFirst('contact', [], ['id' => $arr["contact-id"], 'self' => false]);
2176 if (DBM::is_result($contact)) {
2177 Contact::unmarkForArchival($contact);
2180 $update = (!$arr['private'] && (($arr["author-link"] === $arr["owner-link"]) || ($arr["parent-uri"] === $arr["uri"])));
2182 // Is it a forum? Then we don't care about the rules from above
2183 if (!$update && ($arr["network"] == NETWORK_DFRN) && ($arr["parent-uri"] === $arr["uri"])) {
2184 if (dba::exists('contact', ['id' => $arr['contact-id'], 'forum' => true])) {
2190 dba::update('contact', ['success_update' => $arr['received'], 'last-item' => $arr['received']],
2191 ['id' => $arr['contact-id']]);
2193 // Now do the same for the system wide contacts with uid=0
2194 if (!$arr['private']) {
2195 dba::update('contact', ['success_update' => $arr['received'], 'last-item' => $arr['received']],
2196 ['id' => $arr['owner-id']]);
2198 if ($arr['owner-id'] != $arr['author-id']) {
2199 dba::update('contact', ['success_update' => $arr['received'], 'last-item' => $arr['received']],
2200 ['id' => $arr['author-id']]);
2205 public static function setHashtags(&$item)
2208 $tags = get_tags($item["body"]);
2211 if (!count($tags)) {
2215 // This sorting is important when there are hashtags that are part of other hashtags
2216 // Otherwise there could be problems with hashtags like #test and #test2
2219 $URLSearchString = "^\[\]";
2221 // All hashtags should point to the home server if "local_tags" is activated
2222 if (Config::get('system', 'local_tags')) {
2223 $item["body"] = preg_replace("/#\[url\=([$URLSearchString]*)\](.*?)\[\/url\]/ism",
2224 "#[url=".System::baseUrl()."/search?tag=$2]$2[/url]", $item["body"]);
2226 $item["tag"] = preg_replace("/#\[url\=([$URLSearchString]*)\](.*?)\[\/url\]/ism",
2227 "#[url=".System::baseUrl()."/search?tag=$2]$2[/url]", $item["tag"]);
2230 // mask hashtags inside of url, bookmarks and attachments to avoid urls in urls
2231 $item["body"] = preg_replace_callback("/\[url\=([$URLSearchString]*)\](.*?)\[\/url\]/ism",
2233 return ("[url=" . str_replace("#", "#", $match[1]) . "]" . str_replace("#", "#", $match[2]) . "[/url]");
2236 $item["body"] = preg_replace_callback("/\[bookmark\=([$URLSearchString]*)\](.*?)\[\/bookmark\]/ism",
2238 return ("[bookmark=" . str_replace("#", "#", $match[1]) . "]" . str_replace("#", "#", $match[2]) . "[/bookmark]");
2241 $item["body"] = preg_replace_callback("/\[attachment (.*)\](.*?)\[\/attachment\]/ism",
2243 return ("[attachment " . str_replace("#", "#", $match[1]) . "]" . $match[2] . "[/attachment]");
2246 // Repair recursive urls
2247 $item["body"] = preg_replace("/#\[url\=([$URLSearchString]*)\](.*?)\[\/url\]/ism",
2248 "#$2", $item["body"]);
2250 foreach ($tags as $tag) {
2251 if ((strpos($tag, '#') !== 0) || strpos($tag, '[url=')) {
2255 $basetag = str_replace('_',' ',substr($tag,1));
2257 $newtag = '#[url=' . System::baseUrl() . '/search?tag=' . rawurlencode($basetag) . ']' . $basetag . '[/url]';
2259 $item["body"] = str_replace($tag, $newtag, $item["body"]);
2261 if (!stristr($item["tag"], "/search?tag=" . $basetag . "]" . $basetag . "[/url]")) {
2262 if (strlen($item["tag"])) {
2263 $item["tag"] = ','.$item["tag"];
2265 $item["tag"] = $newtag.$item["tag"];
2269 // Convert back the masked hashtags
2270 $item["body"] = str_replace("#", "#", $item["body"]);
2273 public static function getGuidById($id)
2275 $item = self::selectFirst(['guid'], ['id' => $id]);
2276 if (DBM::is_result($item)) {
2277 return $item['guid'];
2283 public static function getIdAndNickByGuid($guid, $uid = 0)
2289 $uid == local_user();
2292 // Does the given user have this item?
2294 $item = dba::fetch_first("SELECT `item`.`id`, `user`.`nickname` FROM `item`
2295 INNER JOIN `user` ON `user`.`uid` = `item`.`uid`
2296 WHERE `item`.`visible` AND NOT `item`.`deleted` AND NOT `item`.`moderated`
2297 AND `item`.`guid` = ? AND `item`.`uid` = ?", $guid, $uid);
2298 if (DBM::is_result($item)) {
2300 $nick = $item["nickname"];
2304 // Or is it anywhere on the server?
2306 $item = dba::fetch_first("SELECT `item`.`id`, `user`.`nickname` FROM `item`
2307 INNER JOIN `user` ON `user`.`uid` = `item`.`uid`
2308 WHERE `item`.`visible` AND NOT `item`.`deleted` AND NOT `item`.`moderated`
2309 AND NOT `item`.`private` AND `item`.`wall`
2310 AND `item`.`guid` = ?", $guid);
2311 if (DBM::is_result($item)) {
2313 $nick = $item["nickname"];
2316 return ["nick" => $nick, "id" => $id];
2320 * look for mention tags and setup a second delivery chain for forum/community posts if appropriate
2322 * @param int $item_id
2323 * @return bool true if item was deleted, else false
2325 private static function tagDeliver($uid, $item_id)
2329 $user = dba::selectFirst('user', [], ['uid' => $uid]);
2330 if (!DBM::is_result($user)) {
2334 $community_page = (($user['page-flags'] == PAGE_COMMUNITY) ? true : false);
2335 $prvgroup = (($user['page-flags'] == PAGE_PRVGROUP) ? true : false);
2337 $item = self::selectFirst(self::ITEM_FIELDLIST, ['id' => $item_id]);
2338 if (!DBM::is_result($item)) {
2342 $link = normalise_link(System::baseUrl() . '/profile/' . $user['nickname']);
2345 * Diaspora uses their own hardwired link URL in @-tags
2346 * instead of the one we supply with webfinger
2348 $dlink = normalise_link(System::baseUrl() . '/u/' . $user['nickname']);
2350 $cnt = preg_match_all('/[\@\!]\[url\=(.*?)\](.*?)\[\/url\]/ism', $item['body'], $matches, PREG_SET_ORDER);
2352 foreach ($matches as $mtch) {
2353 if (link_compare($link, $mtch[1]) || link_compare($dlink, $mtch[1])) {
2355 logger('mention found: ' . $mtch[2]);
2361 if (($community_page || $prvgroup) &&
2362 !$item['wall'] && !$item['origin'] && ($item['id'] == $item['parent'])) {
2363 // mmh.. no mention.. community page or private group... no wall.. no origin.. top-post (not a comment)
2365 logger("no-mention top-level post to community or private group. delete.");
2366 dba::delete('item', ['id' => $item_id]);
2372 $arr = ['item' => $item, 'user' => $user];
2374 Addon::callHooks('tagged', $arr);
2376 if (!$community_page && !$prvgroup) {
2381 * tgroup delivery - setup a second delivery chain
2382 * prevent delivery looping - only proceed
2383 * if the message originated elsewhere and is a top-level post
2385 if ($item['wall'] || $item['origin'] || ($item['id'] != $item['parent'])) {
2389 // now change this copy of the post to a forum head message and deliver to all the tgroup members
2390 $self = dba::selectFirst('contact', ['id', 'name', 'url', 'thumb'], ['uid' => $uid, 'self' => true]);
2391 if (!DBM::is_result($self)) {
2395 $owner_id = Contact::getIdForURL($self['url']);
2397 // also reset all the privacy bits to the forum default permissions
2399 $private = ($user['allow_cid'] || $user['allow_gid'] || $user['deny_cid'] || $user['deny_gid']) ? 1 : 0;
2401 $forum_mode = ($prvgroup ? 2 : 1);
2403 $fields = ['wall' => true, 'origin' => true, 'forum_mode' => $forum_mode, 'contact-id' => $self['id'],
2404 'owner-id' => $owner_id, 'owner-link' => $self['url'], 'private' => $private, 'allow_cid' => $user['allow_cid'],
2405 'allow_gid' => $user['allow_gid'], 'deny_cid' => $user['deny_cid'], 'deny_gid' => $user['deny_gid']];
2406 dba::update('item', $fields, ['id' => $item_id]);
2408 self::updateThread($item_id);
2410 Worker::add(['priority' => PRIORITY_HIGH, 'dont_fork' => true], 'Notifier', 'tgroup', $item_id);
2413 public static function isRemoteSelf($contact, &$datarray)
2417 if (!$contact['remote_self']) {
2421 // Prevent the forwarding of posts that are forwarded
2422 if ($datarray["extid"] == NETWORK_DFRN) {
2423 logger('Already forwarded', LOGGER_DEBUG);
2427 // Prevent to forward already forwarded posts
2428 if ($datarray["app"] == $a->get_hostname()) {
2429 logger('Already forwarded (second test)', LOGGER_DEBUG);
2433 // Only forward posts
2434 if ($datarray["verb"] != ACTIVITY_POST) {
2435 logger('No post', LOGGER_DEBUG);
2439 if (($contact['network'] != NETWORK_FEED) && $datarray['private']) {
2440 logger('Not public', LOGGER_DEBUG);
2444 $datarray2 = $datarray;
2445 logger('remote-self start - Contact '.$contact['url'].' - '.$contact['remote_self'].' Item '.print_r($datarray, true), LOGGER_DEBUG);
2446 if ($contact['remote_self'] == 2) {
2447 $self = dba::selectFirst('contact', ['id', 'name', 'url', 'thumb'],
2448 ['uid' => $contact['uid'], 'self' => true]);
2449 if (DBM::is_result($self)) {
2450 $datarray['contact-id'] = $self["id"];
2452 $datarray['owner-name'] = $self["name"];
2453 $datarray['owner-link'] = $self["url"];
2454 $datarray['owner-avatar'] = $self["thumb"];
2456 $datarray['author-name'] = $datarray['owner-name'];
2457 $datarray['author-link'] = $datarray['owner-link'];
2458 $datarray['author-avatar'] = $datarray['owner-avatar'];
2460 unset($datarray['created']);
2461 unset($datarray['edited']);
2463 unset($datarray['network']);
2464 unset($datarray['owner-id']);
2465 unset($datarray['author-id']);
2468 if ($contact['network'] != NETWORK_FEED) {
2469 $datarray["guid"] = get_guid(32);
2470 unset($datarray["plink"]);
2471 $datarray["uri"] = self::newURI($contact['uid'], $datarray["guid"]);
2472 $datarray["parent-uri"] = $datarray["uri"];
2473 $datarray["thr-parent"] = $datarray["uri"];
2474 $datarray["extid"] = NETWORK_DFRN;
2475 $urlpart = parse_url($datarray2['author-link']);
2476 $datarray["app"] = $urlpart["host"];
2478 $datarray['private'] = 0;
2482 if ($contact['network'] != NETWORK_FEED) {
2483 // Store the original post
2484 $result = self::insert($datarray2, false, false);
2485 logger('remote-self post original item - Contact '.$contact['url'].' return '.$result.' Item '.print_r($datarray2, true), LOGGER_DEBUG);
2487 $datarray["app"] = "Feed";
2491 // Trigger automatic reactions for addons
2492 $datarray['api_source'] = true;
2494 // We have to tell the hooks who we are - this really should be improved
2495 $_SESSION["authenticated"] = true;
2496 $_SESSION["uid"] = $contact['uid'];
2505 * @param array $item
2509 public static function fixPrivatePhotos($s, $uid, $item = null, $cid = 0)
2511 if (Config::get('system', 'disable_embedded')) {
2515 logger('check for photos', LOGGER_DEBUG);
2516 $site = substr(System::baseUrl(), strpos(System::baseUrl(), '://'));
2521 $img_start = strpos($orig_body, '[img');
2522 $img_st_close = ($img_start !== false ? strpos(substr($orig_body, $img_start), ']') : false);
2523 $img_len = ($img_start !== false ? strpos(substr($orig_body, $img_start + $img_st_close + 1), '[/img]') : false);
2525 while (($img_st_close !== false) && ($img_len !== false)) {
2526 $img_st_close++; // make it point to AFTER the closing bracket
2527 $image = substr($orig_body, $img_start + $img_st_close, $img_len);
2529 logger('found photo ' . $image, LOGGER_DEBUG);
2531 if (stristr($image, $site . '/photo/')) {
2532 // Only embed locally hosted photos
2534 $i = basename($image);
2535 $i = str_replace(['.jpg', '.png', '.gif'], ['', '', ''], $i);
2536 $x = strpos($i, '-');
2539 $res = substr($i, $x + 1);
2540 $i = substr($i, 0, $x);
2541 $fields = ['data', 'type', 'allow_cid', 'allow_gid', 'deny_cid', 'deny_gid'];
2542 $photo = dba::selectFirst('photo', $fields, ['resource-id' => $i, 'scale' => $res, 'uid' => $uid]);
2543 if (DBM::is_result($photo)) {
2545 * Check to see if we should replace this photo link with an embedded image
2546 * 1. No need to do so if the photo is public
2547 * 2. If there's a contact-id provided, see if they're in the access list
2548 * for the photo. If so, embed it.
2549 * 3. Otherwise, if we have an item, see if the item permissions match the photo
2550 * permissions, regardless of order but first check to see if they're an exact
2551 * match to save some processing overhead.
2553 if (self::hasPermissions($photo)) {
2555 $recips = self::enumeratePermissions($photo);
2556 if (in_array($cid, $recips)) {
2560 if (self::samePermissions($item, $photo)) {
2566 $data = $photo['data'];
2567 $type = $photo['type'];
2569 // If a custom width and height were specified, apply before embedding
2570 if (preg_match("/\[img\=([0-9]*)x([0-9]*)\]/is", substr($orig_body, $img_start, $img_st_close), $match)) {
2571 logger('scaling photo', LOGGER_DEBUG);
2573 $width = intval($match[1]);
2574 $height = intval($match[2]);
2576 $Image = new Image($data, $type);
2577 if ($Image->isValid()) {
2578 $Image->scaleDown(max($width, $height));
2579 $data = $Image->asString();
2580 $type = $Image->getType();
2584 logger('replacing photo', LOGGER_DEBUG);
2585 $image = 'data:' . $type . ';base64,' . base64_encode($data);
2586 logger('replaced: ' . $image, LOGGER_DATA);
2592 $new_body = $new_body . substr($orig_body, 0, $img_start + $img_st_close) . $image . '[/img]';
2593 $orig_body = substr($orig_body, $img_start + $img_st_close + $img_len + strlen('[/img]'));
2594 if ($orig_body === false) {
2598 $img_start = strpos($orig_body, '[img');
2599 $img_st_close = ($img_start !== false ? strpos(substr($orig_body, $img_start), ']') : false);
2600 $img_len = ($img_start !== false ? strpos(substr($orig_body, $img_start + $img_st_close + 1), '[/img]') : false);
2603 $new_body = $new_body . $orig_body;
2608 private static function hasPermissions($obj)
2610 return !empty($obj['allow_cid']) || !empty($obj['allow_gid']) ||
2611 !empty($obj['deny_cid']) || !empty($obj['deny_gid']);
2614 private static function samePermissions($obj1, $obj2)
2616 // first part is easy. Check that these are exactly the same.
2617 if (($obj1['allow_cid'] == $obj2['allow_cid'])
2618 && ($obj1['allow_gid'] == $obj2['allow_gid'])
2619 && ($obj1['deny_cid'] == $obj2['deny_cid'])
2620 && ($obj1['deny_gid'] == $obj2['deny_gid'])) {
2624 // This is harder. Parse all the permissions and compare the resulting set.
2625 $recipients1 = self::enumeratePermissions($obj1);
2626 $recipients2 = self::enumeratePermissions($obj2);
2630 /// @TODO Comparison of arrays, maybe use array_diff_assoc() here?
2631 return ($recipients1 == $recipients2);
2634 // returns an array of contact-ids that are allowed to see this object
2635 private static function enumeratePermissions($obj)
2637 $allow_people = expand_acl($obj['allow_cid']);
2638 $allow_groups = Group::expand(expand_acl($obj['allow_gid']));
2639 $deny_people = expand_acl($obj['deny_cid']);
2640 $deny_groups = Group::expand(expand_acl($obj['deny_gid']));
2641 $recipients = array_unique(array_merge($allow_people, $allow_groups));
2642 $deny = array_unique(array_merge($deny_people, $deny_groups));
2643 $recipients = array_diff($recipients, $deny);
2647 public static function getFeedTags($item)
2651 $cnt = preg_match_all('|\#\[url\=(.*?)\](.*?)\[\/url\]|', $item['tag'], $matches);
2653 for ($x = 0; $x < $cnt; $x ++) {
2654 if ($matches[1][$x]) {
2655 $ret[$matches[2][$x]] = ['#', $matches[1][$x], $matches[2][$x]];
2660 $cnt = preg_match_all('|\@\[url\=(.*?)\](.*?)\[\/url\]|', $item['tag'], $matches);
2662 for ($x = 0; $x < $cnt; $x ++) {
2663 if ($matches[1][$x]) {
2664 $ret[] = ['@', $matches[1][$x], $matches[2][$x]];
2671 public static function expire($uid, $days, $network = "", $force = false)
2673 if (!$uid || ($days < 1)) {
2677 $condition = ["`uid` = ? AND NOT `deleted` AND `id` = `parent` AND `gravity` = ?",
2678 $uid, GRAVITY_PARENT];
2681 * $expire_network_only = save your own wall posts
2682 * and just expire conversations started by others
2684 $expire_network_only = PConfig::get($uid, 'expire', 'network_only', false);
2686 if ($expire_network_only) {
2687 $condition[0] .= " AND NOT `wall`";
2690 if ($network != "") {
2691 $condition[0] .= " AND `network` = ?";
2692 $condition[] = $network;
2695 * There is an index "uid_network_received" but not "uid_network_created"
2696 * This avoids the creation of another index just for one purpose.
2697 * And it doesn't really matter wether to look at "received" or "created"
2699 $condition[0] .= " AND `received` < UTC_TIMESTAMP() - INTERVAL ? DAY";
2700 $condition[] = $days;
2702 $condition[0] .= " AND `created` < UTC_TIMESTAMP() - INTERVAL ? DAY";
2703 $condition[] = $days;
2706 $items = self::select(['file', 'resource-id', 'starred', 'type', 'id'], $condition);
2708 if (!DBM::is_result($items)) {
2712 $expire_items = PConfig::get($uid, 'expire', 'items', true);
2714 // Forcing expiring of items - but not notes and marked items
2716 $expire_items = true;
2719 $expire_notes = PConfig::get($uid, 'expire', 'notes', true);
2720 $expire_starred = PConfig::get($uid, 'expire', 'starred', true);
2721 $expire_photos = PConfig::get($uid, 'expire', 'photos', false);
2725 while ($item = Item::fetch($items)) {
2726 // don't expire filed items
2728 if (strpos($item['file'], '[') !== false) {
2732 // Only expire posts, not photos and photo comments
2734 if (!$expire_photos && strlen($item['resource-id'])) {
2736 } elseif (!$expire_starred && intval($item['starred'])) {
2738 } elseif (!$expire_notes && $item['type'] == 'note') {
2740 } elseif (!$expire_items && $item['type'] != 'note') {
2744 self::deleteById($item['id'], PRIORITY_LOW);
2749 logger('User ' . $uid . ": expired $expired items; expire items: $expire_items, expire notes: $expire_notes, expire starred: $expire_starred, expire photos: $expire_photos");
2752 public static function firstPostDate($uid, $wall = false)
2754 $condition = ['uid' => $uid, 'wall' => $wall, 'deleted' => false, 'visible' => true, 'moderated' => false];
2755 $params = ['order' => ['created' => false]];
2756 $thread = dba::selectFirst('thread', ['created'], $condition, $params);
2757 if (DBM::is_result($thread)) {
2758 return substr(DateTimeFormat::local($thread['created']), 0, 10);
2764 * @brief add/remove activity to an item
2766 * Toggle activities as like,dislike,attend of an item
2768 * @param string $item_id
2769 * @param string $verb
2770 * Activity verb. One of
2771 * like, unlike, dislike, undislike, attendyes, unattendyes,
2772 * attendno, unattendno, attendmaybe, unattendmaybe
2773 * @hook 'post_local_end'
2775 * 'post_id' => ID of posted item
2777 public static function performLike($item_id, $verb)
2779 if (!local_user() && !remote_user()) {
2786 $bodyverb = L10n::t('%1$s likes %2$s\'s %3$s');
2787 $activity = ACTIVITY_LIKE;
2791 $bodyverb = L10n::t('%1$s doesn\'t like %2$s\'s %3$s');
2792 $activity = ACTIVITY_DISLIKE;
2796 $bodyverb = L10n::t('%1$s is attending %2$s\'s %3$s');
2797 $activity = ACTIVITY_ATTEND;
2801 $bodyverb = L10n::t('%1$s is not attending %2$s\'s %3$s');
2802 $activity = ACTIVITY_ATTENDNO;
2805 case 'unattendmaybe':
2806 $bodyverb = L10n::t('%1$s may attend %2$s\'s %3$s');
2807 $activity = ACTIVITY_ATTENDMAYBE;
2810 logger('like: unknown verb ' . $verb . ' for item ' . $item_id);
2814 // Enable activity toggling instead of on/off
2815 $event_verb_flag = $activity === ACTIVITY_ATTEND || $activity === ACTIVITY_ATTENDNO || $activity === ACTIVITY_ATTENDMAYBE;
2817 logger('like: verb ' . $verb . ' item ' . $item_id);
2819 $item = self::selectFirst(self::ITEM_FIELDLIST, ['`id` = ? OR `uri` = ?', $item_id, $item_id]);
2820 if (!DBM::is_result($item)) {
2821 logger('like: unknown item ' . $item_id);
2825 $uid = $item['uid'];
2826 if (($uid == 0) && local_user()) {
2827 $uid = local_user();
2830 if (!can_write_wall($uid)) {
2831 logger('like: unable to write on wall ' . $uid);
2835 // Retrieves the local post owner
2836 $owner_self_contact = dba::selectFirst('contact', [], ['uid' => $uid, 'self' => true]);
2837 if (!DBM::is_result($owner_self_contact)) {
2838 logger('like: unknown owner ' . $uid);
2842 // Retrieve the current logged in user's public contact
2843 $author_id = public_contact();
2845 $author_contact = dba::selectFirst('contact', [], ['id' => $author_id]);
2846 if (!DBM::is_result($author_contact)) {
2847 logger('like: unknown author ' . $author_id);
2851 // Contact-id is the uid-dependant author contact
2852 if (local_user() == $uid) {
2853 $item_contact_id = $owner_self_contact['id'];
2854 $item_contact = $owner_self_contact;
2856 $item_contact_id = Contact::getIdForURL($author_contact['url'], $uid, true);
2857 $item_contact = dba::selectFirst('contact', [], ['id' => $item_contact_id]);
2858 if (!DBM::is_result($item_contact)) {
2859 logger('like: unknown item contact ' . $item_contact_id);
2864 // Look for an existing verb row
2865 // event participation are essentially radio toggles. If you make a subsequent choice,
2866 // we need to eradicate your first choice.
2867 if ($event_verb_flag) {
2868 $verbs = [ACTIVITY_ATTEND, ACTIVITY_ATTENDNO, ACTIVITY_ATTENDMAYBE];
2873 $base_condition = ['verb' => $verbs, 'deleted' => false, 'gravity' => GRAVITY_ACTIVITY,
2874 'author-id' => $author_contact['id'], 'uid' => $item['uid']];
2876 $condition = array_merge($base_condition, ['parent' => $item_id]);
2877 $like_item = self::selectFirst(['id', 'guid', 'verb'], $condition);
2879 if (!DBM::is_result($like_item)) {
2880 $condition = array_merge($base_condition, ['parent-uri' => $item_id]);
2881 $like_item = self::selectFirst(['id', 'guid', 'verb'], $condition);
2884 if (!DBM::is_result($like_item)) {
2885 $condition = array_merge($base_condition, ['thr-parent' => $item_id]);
2886 $like_item = self::selectFirst(['id', 'guid', 'verb'], $condition);
2889 // If it exists, mark it as deleted
2890 if (DBM::is_result($like_item)) {
2891 // Already voted, undo it
2892 $fields = ['deleted' => true, 'unseen' => true, 'changed' => DateTimeFormat::utcNow()];
2893 /// @todo Consider using self::update - but before doing so, check the side effects
2894 dba::update('item', $fields, ['id' => $like_item['id']]);
2896 // Clean up the Diaspora signatures for this like
2897 // Go ahead and do it even if Diaspora support is disabled. We still want to clean up
2898 // if it had been enabled in the past
2899 dba::delete('sign', ['iid' => $like_item['id']]);
2901 $like_item_id = $like_item['id'];
2902 Worker::add(PRIORITY_HIGH, "Notifier", "like", $like_item_id);
2904 if (!$event_verb_flag || $like_item['verb'] == $activity) {
2909 // Verb is "un-something", just trying to delete existing entries
2910 if (strpos($verb, 'un') === 0) {
2914 // Else or if event verb different from existing row, create a new item row
2915 $post_type = (($item['resource-id']) ? L10n::t('photo') : L10n::t('status'));
2916 if ($item['object-type'] === ACTIVITY_OBJ_EVENT) {
2917 $post_type = L10n::t('event');
2919 $objtype = $item['resource-id'] ? ACTIVITY_OBJ_IMAGE : ACTIVITY_OBJ_NOTE ;
2920 $link = xmlify('<link rel="alternate" type="text/html" href="' . System::baseUrl() . '/display/' . $owner_self_contact['nick'] . '/' . $item['id'] . '" />' . "\n") ;
2921 $body = $item['body'];
2926 <type>$objtype</type>
2928 <id>{$item['uri']}</id>
2931 <content>$body</content>
2935 $ulink = '[url=' . $author_contact['url'] . ']' . $author_contact['name'] . '[/url]';
2936 $alink = '[url=' . $item['author-link'] . ']' . $item['author-name'] . '[/url]';
2937 $plink = '[url=' . System::baseUrl() . '/display/' . $owner_self_contact['nick'] . '/' . $item['id'] . ']' . $post_type . '[/url]';
2940 'guid' => get_guid(32),
2941 'uri' => self::newURI($item['uid']),
2942 'uid' => $item['uid'],
2943 'contact-id' => $item_contact_id,
2944 'type' => 'activity',
2945 'wall' => $item['wall'],
2947 'gravity' => GRAVITY_ACTIVITY,
2948 'parent' => $item['id'],
2949 'parent-uri' => $item['uri'],
2950 'thr-parent' => $item['uri'],
2951 'owner-id' => $item['owner-id'],
2952 'owner-name' => $item['owner-name'],
2953 'owner-link' => $item['owner-link'],
2954 'owner-avatar' => $item['owner-avatar'],
2955 'author-id' => $author_contact['id'],
2956 'author-name' => $author_contact['name'],
2957 'author-link' => $author_contact['url'],
2958 'author-avatar' => $author_contact['thumb'],
2959 'body' => sprintf($bodyverb, $ulink, $alink, $plink),
2960 'verb' => $activity,
2961 'object-type' => $objtype,
2963 'allow_cid' => $item['allow_cid'],
2964 'allow_gid' => $item['allow_gid'],
2965 'deny_cid' => $item['deny_cid'],
2966 'deny_gid' => $item['deny_gid'],
2971 $new_item_id = self::insert($new_item);
2973 // If the parent item isn't visible then set it to visible
2974 if (!$item['visible']) {
2975 self::update(['visible' => true], ['id' => $item['id']]);
2978 // Save the author information for the like in case we need to relay to Diaspora
2979 Diaspora::storeLikeSignature($item_contact, $new_item_id);
2981 $new_item['id'] = $new_item_id;
2983 Addon::callHooks('post_local_end', $new_item);
2985 Worker::add(PRIORITY_HIGH, "Notifier", "like", $new_item_id);
2990 private static function addThread($itemid, $onlyshadow = false)
2992 $fields = ['uid', 'created', 'edited', 'commented', 'received', 'changed', 'wall', 'private', 'pubmail',
2993 'moderated', 'visible', 'starred', 'bookmark', 'contact-id',
2994 'deleted', 'origin', 'forum_mode', 'mention', 'network', 'author-id', 'owner-id'];
2995 $condition = ["`id` = ? AND (`parent` = ? OR `parent` = 0)", $itemid, $itemid];
2996 $item = self::selectFirst($fields, $condition);
2998 if (!DBM::is_result($item)) {
3002 $item['iid'] = $itemid;
3005 $result = dba::insert('thread', $item);
3007 logger("Add thread for item ".$itemid." - ".print_r($result, true), LOGGER_DEBUG);
3011 private static function updateThread($itemid, $setmention = false)
3013 $fields = ['uid', 'guid', 'created', 'edited', 'commented', 'received', 'changed',
3014 'wall', 'private', 'pubmail', 'moderated', 'visible', 'starred', 'bookmark', 'contact-id',
3015 'deleted', 'origin', 'forum_mode', 'network', 'author-id', 'owner-id'];
3016 $condition = ["`id` = ? AND (`parent` = ? OR `parent` = 0)", $itemid, $itemid];
3018 $item = self::selectFirst($fields, $condition);
3019 if (!DBM::is_result($item)) {
3024 $item["mention"] = 1;
3031 foreach ($item as $field => $data) {
3032 if (!in_array($field, ["guid"])) {
3033 $fields[$field] = $data;
3037 $result = dba::update('thread', $fields, ['iid' => $itemid]);
3039 logger("Update thread for item ".$itemid." - guid ".$item["guid"]." - ".(int)$result, LOGGER_DEBUG);
3042 private static function deleteThread($itemid, $itemuri = "")
3044 $item = dba::selectFirst('thread', ['uid'], ['iid' => $itemid]);
3045 if (!DBM::is_result($item)) {
3046 logger('No thread found for id '.$itemid, LOGGER_DEBUG);
3050 // Using dba::delete at this time could delete the associated item entries
3051 $result = dba::e("DELETE FROM `thread` WHERE `iid` = ?", $itemid);
3053 logger("deleteThread: Deleted thread for item ".$itemid." - ".print_r($result, true), LOGGER_DEBUG);
3055 if ($itemuri != "") {
3056 $condition = ["`uri` = ? AND NOT `deleted` AND NOT (`uid` IN (?, 0))", $itemuri, $item["uid"]];
3057 if (!self::exists($condition)) {
3058 dba::delete('item', ['uri' => $itemuri, 'uid' => 0]);
3059 logger("deleteThread: Deleted shadow for item ".$itemuri, LOGGER_DEBUG);