<?php /** * @file include/items.php */ use \Friendica\ParseUrl; require_once 'include/bbcode.php'; require_once 'include/oembed.php'; require_once 'include/salmon.php'; require_once 'include/crypto.php'; require_once 'include/Photo.php'; require_once 'include/tags.php'; require_once 'include/files.php'; require_once 'include/text.php'; require_once 'include/email.php'; require_once 'include/threads.php'; require_once 'include/socgraph.php'; require_once 'include/plaintext.php'; require_once 'include/ostatus.php'; require_once 'include/feed.php'; require_once 'include/Contact.php'; require_once 'mod/share.php'; require_once 'include/enotify.php'; require_once 'include/dfrn.php'; require_once 'include/group.php'; /// @TODO one day with composer autoloader no more needed require_once 'library/defuse/php-encryption-1.2.1/Crypto.php'; function construct_verb($item) { if ($item['verb']) { return $item['verb']; } return ACTIVITY_POST; } /* limit_body_size() * * The purpose of this function is to apply system message length limits to * imported messages without including any embedded photos in the length */ if (! function_exists('limit_body_size')) { function limit_body_size($body) { // logger('limit_body_size: start', LOGGER_DEBUG); $maxlen = get_max_import_size(); // If the length of the body, including the embedded images, is smaller // than the maximum, then don't waste time looking for the images if ($maxlen && (strlen($body) > $maxlen)) { logger('limit_body_size: the total body length exceeds the limit', LOGGER_DEBUG); $orig_body = $body; $new_body = ''; $textlen = 0; $max_found = false; $img_start = strpos($orig_body, '[img'); $img_st_close = ($img_start !== false ? strpos(substr($orig_body, $img_start), ']') : false); $img_end = ($img_start !== false ? strpos(substr($orig_body, $img_start), '[/img]') : false); while (($img_st_close !== false) && ($img_end !== false)) { $img_st_close++; // make it point to AFTER the closing bracket $img_end += $img_start; $img_end += strlen('[/img]'); if (! strcmp(substr($orig_body, $img_start + $img_st_close, 5), 'data:')) { // This is an embedded image if (($textlen + $img_start) > $maxlen ) { if ($textlen < $maxlen) { logger('limit_body_size: the limit happens before an embedded image', LOGGER_DEBUG); $new_body = $new_body . substr($orig_body, 0, $maxlen - $textlen); $textlen = $maxlen; } } else { $new_body = $new_body . substr($orig_body, 0, $img_start); $textlen += $img_start; } $new_body = $new_body . substr($orig_body, $img_start, $img_end - $img_start); } else { if (($textlen + $img_end) > $maxlen ) { if ($textlen < $maxlen) { logger('limit_body_size: the limit happens before the end of a non-embedded image', LOGGER_DEBUG); $new_body = $new_body . substr($orig_body, 0, $maxlen - $textlen); $textlen = $maxlen; } } else { $new_body = $new_body . substr($orig_body, 0, $img_end); $textlen += $img_end; } } $orig_body = substr($orig_body, $img_end); if ($orig_body === false) { // in case the body ends on a closing image tag $orig_body = ''; } $img_start = strpos($orig_body, '[img'); $img_st_close = ($img_start !== false ? strpos(substr($orig_body, $img_start), ']') : false); $img_end = ($img_start !== false ? strpos(substr($orig_body, $img_start), '[/img]') : false); } if (($textlen + strlen($orig_body)) > $maxlen) { if ($textlen < $maxlen) { logger('limit_body_size: the limit happens after the end of the last image', LOGGER_DEBUG); $new_body = $new_body . substr($orig_body, 0, $maxlen - $textlen); $textlen = $maxlen; } } else { logger('limit_body_size: the text size with embedded images extracted did not violate the limit', LOGGER_DEBUG); $new_body = $new_body . $orig_body; $textlen += strlen($orig_body); } return $new_body; } else { return $body; } }} function title_is_body($title, $body) { $title = strip_tags($title); $title = trim($title); $title = html_entity_decode($title, ENT_QUOTES, 'UTF-8'); $title = str_replace(array("\n", "\r", "\t", " "), array("", "", "", ""), $title); $body = strip_tags($body); $body = trim($body); $body = html_entity_decode($body, ENT_QUOTES, 'UTF-8'); $body = str_replace(array("\n", "\r", "\t", " "), array("", "", "", ""), $body); if (strlen($title) < strlen($body)) { $body = substr($body, 0, strlen($title)); } if (($title != $body) and (substr($title, -3) == "...")) { $pos = strrpos($title, "..."); if ($pos > 0) { $title = substr($title, 0, $pos); $body = substr($body, 0, $pos); } } return ($title == $body); } function add_page_info_data($data) { call_hooks('page_info_data', $data); // It maybe is a rich content, but if it does have everything that a link has, // then treat it that way if (($data["type"] == "rich") AND is_string($data["title"]) AND is_string($data["text"]) AND (sizeof($data["images"]) > 0)) { $data["type"] = "link"; } if ((($data["type"] != "link") AND ($data["type"] != "video") AND ($data["type"] != "photo")) OR ($data["title"] == $data["url"])) { return ""; } if ($no_photos AND ($data["type"] == "photo")) { return ""; } if (sizeof($data["images"]) > 0) { $preview = $data["images"][0]; } else { $preview = ""; } // Escape some bad characters $data["url"] = str_replace(array("[", "]"), array("[", "]"), htmlentities($data["url"], ENT_QUOTES, 'UTF-8', false)); $data["title"] = str_replace(array("[", "]"), array("[", "]"), htmlentities($data["title"], ENT_QUOTES, 'UTF-8', false)); $text = "[attachment type='".$data["type"]."'"; if ($data["text"] == "") { $data["text"] = $data["title"]; } if ($data["text"] == "") { $data["text"] = $data["url"]; } if ($data["url"] != "") { $text .= " url='".$data["url"]."'"; } if ($data["title"] != "") { $text .= " title='".$data["title"]."'"; } if (sizeof($data["images"]) > 0) { $preview = str_replace(array("[", "]"), array("[", "]"), htmlentities($data["images"][0]["src"], ENT_QUOTES, 'UTF-8', false)); // if the preview picture is larger than 500 pixels then show it in a larger mode // But only, if the picture isn't higher than large (To prevent huge posts) if (($data["images"][0]["width"] >= 500) AND ($data["images"][0]["width"] >= $data["images"][0]["height"])) { $text .= " image='".$preview."'"; } else { $text .= " preview='".$preview."'"; } } $text .= "]".$data["text"]."[/attachment]"; $hashtags = ""; if (isset($data["keywords"]) AND count($data["keywords"])) { $hashtags = "\n"; foreach ($data["keywords"] AS $keyword) { /// @todo make a positive list of allowed characters $hashtag = str_replace(array(" ", "+", "/", ".", "#", "'", "’", "`", "(", ")", "„", "“"), array("", "", "", "", "", "", "", "", "", "", "", ""), $keyword); $hashtags .= "#[url=" . App::get_baseurl() . "/search?tag=" . rawurlencode($hashtag) . "]" . $hashtag . "[/url] "; } } return "\n".$text.$hashtags; } function query_page_info($url, $no_photos = false, $photo = "", $keywords = false, $keyword_blacklist = "") { $data = ParseUrl::getSiteinfoCached($url, true); if ($photo != "") { $data["images"][0]["src"] = $photo; } logger('fetch page info for ' . $url . ' ' . print_r($data, true), LOGGER_DEBUG); if (!$keywords AND isset($data["keywords"])) { unset($data["keywords"]); } if (($keyword_blacklist != "") AND isset($data["keywords"])) { $list = explode(", ", $keyword_blacklist); foreach ($list AS $keyword) { $keyword = trim($keyword); $index = array_search($keyword, $data["keywords"]); if ($index !== false) { unset($data["keywords"][$index]); } } } return $data; } function add_page_keywords($url, $no_photos = false, $photo = "", $keywords = false, $keyword_blacklist = "") { $data = query_page_info($url, $no_photos, $photo, $keywords, $keyword_blacklist); $tags = ""; if (isset($data["keywords"]) AND count($data["keywords"])) { foreach ($data["keywords"] AS $keyword) { $hashtag = str_replace(array(" ", "+", "/", ".", "#", "'"), array("", "", "", "", "", ""), $keyword); if ($tags != "") { $tags .= ", "; } $tags .= "#[url=" . App::get_baseurl() . "/search?tag=" . rawurlencode($hashtag) . "]" . $hashtag . "[/url]"; } } return $tags; } function add_page_info($url, $no_photos = false, $photo = "", $keywords = false, $keyword_blacklist = "") { $data = query_page_info($url, $no_photos, $photo, $keywords, $keyword_blacklist); $text = add_page_info_data($data); return $text; } function add_page_info_to_body($body, $texturl = false, $no_photos = false) { logger('add_page_info_to_body: fetch page info for body ' . $body, LOGGER_DEBUG); $URLSearchString = "^\[\]"; // Fix for Mastodon where the mentions are in a different format $body = preg_replace("/\[url\=([$URLSearchString]*)\]([#!@])(.*?)\[\/url\]/ism", '$2[url=$1]$3[/url]', $body); // Adding these spaces is a quick hack due to my problems with regular expressions :) preg_match("/[^!#@]\[url\]([$URLSearchString]*)\[\/url\]/ism", " " . $body, $matches); if (!$matches) { preg_match("/[^!#@]\[url\=([$URLSearchString]*)\](.*?)\[\/url\]/ism", " " . $body, $matches); } // Convert urls without bbcode elements if (!$matches AND $texturl) { preg_match("/([^\]\='".'"'."]|^)(https?\:\/\/[a-zA-Z0-9\:\/\-\?\&\;\.\=\_\~\#\%\$\!\+\,]+)/ism", " ".$body, $matches); // Yeah, a hack. I really hate regular expressions :) if ($matches) { $matches[1] = $matches[2]; } } if ($matches) { $footer = add_page_info($matches[1], $no_photos); } // Remove the link from the body if the link is attached at the end of the post if (isset($footer) AND (trim($footer) != "") AND (strpos($footer, $matches[1]))) { $removedlink = trim(str_replace($matches[1], "", $body)); if (($removedlink == "") OR strstr($body, $removedlink)) { $body = $removedlink; } $url = str_replace(array('/', '.'), array('\/', '\.'), $matches[1]); $removedlink = preg_replace("/\[url\=" . $url . "\](.*?)\[\/url\]/ism", '', $body); if (($removedlink == "") OR strstr($body, $removedlink)) { $body = $removedlink; } } // Add the page information to the bottom if (isset($footer) AND (trim($footer) != "")) { $body .= $footer; } return $body; } /** * Adds a "lang" specification in a "postopts" element of given $arr, * if possible and not already present. * Expects "body" element to exist in $arr. * * @todo Add a parameter to request forcing override */ function item_add_language_opt(&$arr) { if (version_compare(PHP_VERSION, '5.3.0', '<')) { // LanguageDetect.php not available ? return; } if (x($arr, 'postopts') ) { if (strstr($arr['postopts'], 'lang=') ) { // do not override /// @TODO Add parameter to request overriding return; } $postopts = $arr['postopts']; } else { $postopts = ""; } require_once('library/langdet/Text/LanguageDetect.php'); $naked_body = preg_replace('/\[(.+?)\]/','', $arr['body']); $l = new Text_LanguageDetect(); //$lng = $l->detectConfidence($naked_body); //$arr['postopts'] = (($lng['language']) ? 'lang=' . $lng['language'] . ';' . $lng['confidence'] : ''); $lng = $l->detect($naked_body, 3); if (sizeof($lng) > 0) { if ($postopts != "") $postopts .= '&'; // arbitrary separator, to be reviewed $postopts .= 'lang='; $sep = ""; foreach ($lng as $language => $score) { $postopts .= $sep . $language . ";" . $score; $sep = ':'; } $arr['postopts'] = $postopts; } } /** * @brief Creates an unique guid out of a given uri * * @param string $uri uri of an item entry * @param string $host (Optional) hostname for the GUID prefix * @return string unique guid */ function uri_to_guid($uri, $host = "") { // Our regular guid routine is using this kind of prefix as well // We have to avoid that different routines could accidentally create the same value $parsed = parse_url($uri); if ($host == "") { $host = $parsed["host"]; } $guid_prefix = hash("crc32", $host); // Remove the scheme to make sure that "https" and "http" doesn't make a difference unset($parsed["scheme"]); $host_id = implode("/", $parsed); // We could use any hash algorithm since it isn't a security issue $host_hash = hash("ripemd128", $host_id); return $guid_prefix.$host_hash; } /// @TODO Maybe $arr must be called-by-reference? This function modifies it /// @TODO add type-hint array function item_store($arr, $force_parent = false, $notify = false, $dontcache = false) { $a = get_app(); // If it is a posting where users should get notifications, then define it as wall posting if ($notify) { $arr['wall'] = 1; $arr['type'] = 'wall'; $arr['origin'] = 1; $arr['last-child'] = 1; $arr['network'] = NETWORK_DFRN; // We have to avoid duplicates. So we create the GUID in form of a hash of the plink or uri. // In difference to the call to "uri_to_guid" several lines below we add the hash of our own host. // This is done because our host is the original creator of the post. if (!isset($arr['guid'])) { if (isset($arr['plink'])) { $arr['guid'] = uri_to_guid($arr['plink'], $a->get_hostname()); } elseif (isset($arr['uri'])) { $arr['guid'] = uri_to_guid($arr['uri'], $a->get_hostname()); } } } /* * If a Diaspora signature structure was passed in, pull it out of the * item array and set it aside for later storage. */ $dsprsig = null; if (x($arr, 'dsprsig')) { $encoded_signature = $arr['dsprsig']; $dsprsig = json_decode(base64_decode($arr['dsprsig'])); unset($arr['dsprsig']); } // Converting the plink if ($arr['network'] == NETWORK_OSTATUS) { if (isset($arr['plink'])) { $arr['plink'] = ostatus::convert_href($arr['plink']); } elseif (isset($arr['uri'])) { $arr['plink'] = ostatus::convert_href($arr['uri']); } } if (x($arr, 'gravity')) { $arr['gravity'] = intval($arr['gravity']); } elseif ($arr['parent-uri'] === $arr['uri']) { $arr['gravity'] = 0; } elseif (activity_match($arr['verb'],ACTIVITY_POST)) { $arr['gravity'] = 6; } else { $arr['gravity'] = 6; // extensible catchall } if (! x($arr, 'type')) { $arr['type'] = 'remote'; } // check for create date and expire time $uid = intval($arr['uid']); $r = q("SELECT expire FROM user WHERE uid = %d", intval($uid)); if (dbm::is_result($r)) { $expire_interval = $r[0]['expire']; if ($expire_interval>0) { $expire_date = new DateTime( '- '.$expire_interval.' days', new DateTimeZone('UTC')); $created_date = new DateTime($arr['created'], new DateTimeZone('UTC')); if ($created_date < $expire_date) { logger('item-store: item created ('.$arr['created'].') before expiration time ('.$expire_date->format(DateTime::W3C).'). ignored. ' . print_r($arr,true), LOGGER_DEBUG); return 0; } } } /* * Do we already have this item? * We have to check several networks since Friendica posts could be repeated * via OStatus (maybe Diasporsa as well) */ if (in_array(trim($arr['network']), array(NETWORK_DIASPORA, NETWORK_DFRN, NETWORK_OSTATUS, ""))) { $r = q("SELECT `id`, `network` FROM `item` WHERE `uri` = '%s' AND `uid` = %d AND `network` IN ('%s', '%s', '%s') LIMIT 1", dbesc(trim($arr['uri'])), intval($uid), dbesc(NETWORK_DIASPORA), dbesc(NETWORK_DFRN), dbesc(NETWORK_OSTATUS) ); if (dbm::is_result($r)) { // We only log the entries with a different user id than 0. Otherwise we would have too many false positives if ($uid != 0) { logger("Item with uri ".$arr['uri']." already existed for user ".$uid." with id ".$r[0]["id"]." target network ".$r[0]["network"]." - new network: ".$arr['network']); } return $r[0]["id"]; } } /// @TODO old-lost code? // Shouldn't happen but we want to make absolutely sure it doesn't leak from a plugin. // Deactivated, since the bbcode parser can handle with it - and it destroys posts with some smileys that contain "<" //if ((strpos($arr['body'],'<') !== false) || (strpos($arr['body'],'>') !== false)) // $arr['body'] = strip_tags($arr['body']); item_add_language_opt($arr); if ($notify) { $guid_prefix = ""; } elseif ((trim($arr['guid']) == "") AND (trim($arr['plink']) != "")) { $arr['guid'] = uri_to_guid($arr['plink']); } elseif ((trim($arr['guid']) == "") AND (trim($arr['uri']) != "")) { $arr['guid'] = uri_to_guid($arr['uri']); } else { $parsed = parse_url($arr["author-link"]); $guid_prefix = hash("crc32", $parsed["host"]); } $arr['wall'] = ((x($arr, 'wall')) ? intval($arr['wall']) : 0); $arr['guid'] = ((x($arr, 'guid')) ? notags(trim($arr['guid'])) : get_guid(32, $guid_prefix)); $arr['uri'] = ((x($arr, 'uri')) ? notags(trim($arr['uri'])) : item_new_uri($a->get_hostname(), $uid, $arr['guid'])); $arr['extid'] = ((x($arr, 'extid')) ? notags(trim($arr['extid'])) : ''); $arr['author-name'] = ((x($arr, 'author-name')) ? trim($arr['author-name']) : ''); $arr['author-link'] = ((x($arr, 'author-link')) ? notags(trim($arr['author-link'])) : ''); $arr['author-avatar'] = ((x($arr, 'author-avatar')) ? notags(trim($arr['author-avatar'])) : ''); $arr['owner-name'] = ((x($arr, 'owner-name')) ? trim($arr['owner-name']) : ''); $arr['owner-link'] = ((x($arr, 'owner-link')) ? notags(trim($arr['owner-link'])) : ''); $arr['owner-avatar'] = ((x($arr, 'owner-avatar')) ? notags(trim($arr['owner-avatar'])) : ''); $arr['created'] = ((x($arr, 'created') !== false) ? datetime_convert('UTC','UTC', $arr['created']) : datetime_convert()); $arr['edited'] = ((x($arr, 'edited') !== false) ? datetime_convert('UTC','UTC', $arr['edited']) : datetime_convert()); $arr['commented'] = ((x($arr, 'commented') !== false) ? datetime_convert('UTC','UTC', $arr['commented']) : datetime_convert()); $arr['received'] = ((x($arr, 'received') !== false) ? datetime_convert('UTC','UTC', $arr['received']) : datetime_convert()); $arr['changed'] = ((x($arr, 'changed') !== false) ? datetime_convert('UTC','UTC', $arr['changed']) : datetime_convert()); $arr['title'] = ((x($arr, 'title')) ? trim($arr['title']) : ''); $arr['location'] = ((x($arr, 'location')) ? trim($arr['location']) : ''); $arr['coord'] = ((x($arr, 'coord')) ? notags(trim($arr['coord'])) : ''); $arr['last-child'] = ((x($arr, 'last-child')) ? intval($arr['last-child']) : 0 ); $arr['visible'] = ((x($arr, 'visible') !== false) ? intval($arr['visible']) : 1 ); $arr['deleted'] = 0; $arr['parent-uri'] = ((x($arr, 'parent-uri')) ? notags(trim($arr['parent-uri'])) : $arr['uri']); $arr['verb'] = ((x($arr, 'verb')) ? notags(trim($arr['verb'])) : ''); $arr['object-type'] = ((x($arr, 'object-type')) ? notags(trim($arr['object-type'])) : ''); $arr['object'] = ((x($arr, 'object')) ? trim($arr['object']) : ''); $arr['target-type'] = ((x($arr, 'target-type')) ? notags(trim($arr['target-type'])) : ''); $arr['target'] = ((x($arr, 'target')) ? trim($arr['target']) : ''); $arr['plink'] = ((x($arr, 'plink')) ? notags(trim($arr['plink'])) : ''); $arr['allow_cid'] = ((x($arr, 'allow_cid')) ? trim($arr['allow_cid']) : ''); $arr['allow_gid'] = ((x($arr, 'allow_gid')) ? trim($arr['allow_gid']) : ''); $arr['deny_cid'] = ((x($arr, 'deny_cid')) ? trim($arr['deny_cid']) : ''); $arr['deny_gid'] = ((x($arr, 'deny_gid')) ? trim($arr['deny_gid']) : ''); $arr['private'] = ((x($arr, 'private')) ? intval($arr['private']) : 0 ); $arr['bookmark'] = ((x($arr, 'bookmark')) ? intval($arr['bookmark']) : 0 ); $arr['body'] = ((x($arr, 'body')) ? trim($arr['body']) : ''); $arr['tag'] = ((x($arr, 'tag')) ? notags(trim($arr['tag'])) : ''); $arr['attach'] = ((x($arr, 'attach')) ? notags(trim($arr['attach'])) : ''); $arr['app'] = ((x($arr, 'app')) ? notags(trim($arr['app'])) : ''); $arr['origin'] = ((x($arr, 'origin')) ? intval($arr['origin']) : 0 ); $arr['network'] = ((x($arr, 'network')) ? trim($arr['network']) : ''); $arr['postopts'] = ((x($arr, 'postopts')) ? trim($arr['postopts']) : ''); $arr['resource-id'] = ((x($arr, 'resource-id')) ? trim($arr['resource-id']) : ''); $arr['event-id'] = ((x($arr, 'event-id')) ? intval($arr['event-id']) : 0 ); $arr['inform'] = ((x($arr, 'inform')) ? trim($arr['inform']) : ''); $arr['file'] = ((x($arr, 'file')) ? trim($arr['file']) : ''); // Items cannot be stored before they happen ... if ($arr['created'] > datetime_convert()) { $arr['created'] = datetime_convert(); } // We haven't invented time travel by now. if ($arr['edited'] > datetime_convert()) { $arr['edited'] = datetime_convert(); } if (($arr['author-link'] == "") AND ($arr['owner-link'] == "")) { logger("Both author-link and owner-link are empty. Called by: " . App::callstack(), LOGGER_DEBUG); } if ($arr['plink'] == "") { $arr['plink'] = App::get_baseurl() . '/display/' . urlencode($arr['guid']); } if ($arr['network'] == "") { $r = q("SELECT `network` FROM `contact` WHERE `network` IN ('%s', '%s', '%s') AND `nurl` = '%s' AND `uid` = %d LIMIT 1", dbesc(NETWORK_DFRN), dbesc(NETWORK_DIASPORA), dbesc(NETWORK_OSTATUS), dbesc(normalise_link($arr['author-link'])), intval($arr['uid']) ); if (!dbm::is_result($r)) $r = q("SELECT `network` FROM `gcontact` WHERE `network` IN ('%s', '%s', '%s') AND `nurl` = '%s' LIMIT 1", dbesc(NETWORK_DFRN), dbesc(NETWORK_DIASPORA), dbesc(NETWORK_OSTATUS), dbesc(normalise_link($arr['author-link'])) ); if (!dbm::is_result($r)) { $r = q("SELECT `network` FROM `contact` WHERE `id` = %d AND `uid` = %d LIMIT 1", intval($arr['contact-id']), intval($arr['uid']) ); } if (dbm::is_result($r)) { $arr['network'] = $r[0]["network"]; } // Fallback to friendica (why is it empty in some cases?) if ($arr['network'] == "") { $arr['network'] = NETWORK_DFRN; } logger("item_store: Set network to " . $arr["network"] . " for " . $arr["uri"], LOGGER_DEBUG); } // The contact-id should be set before "item_store" was called - but there seems to be some issues if ($arr["contact-id"] == 0) { /* * First we are looking for a suitable contact that matches with the author of the post * This is done only for comments (See below explanation at "gcontact-id") */ if ($arr['parent-uri'] != $arr['uri']) { $arr["contact-id"] = get_contact($arr['author-link'], $uid); } // If not present then maybe the owner was found if ($arr["contact-id"] == 0) { $arr["contact-id"] = get_contact($arr['owner-link'], $uid); } // Still missing? Then use the "self" contact of the current user if ($arr["contact-id"] == 0) { $r = q("SELECT `id` FROM `contact` WHERE `self` AND `uid` = %d", intval($uid)); if (dbm::is_result($r)) { $arr["contact-id"] = $r[0]["id"]; } } logger("Contact-id was missing for post ".$arr["guid"]." from user id ".$uid." - now set to ".$arr["contact-id"], LOGGER_DEBUG); } if ($arr["gcontact-id"] == 0) { /* * The gcontact should mostly behave like the contact. But is is supposed to be global for the system. * This means that wall posts, repeated posts, etc. should have the gcontact id of the owner. * On comments the author is the better choice. */ if ($arr['parent-uri'] === $arr['uri']) { $arr["gcontact-id"] = get_gcontact_id(array("url" => $arr['owner-link'], "network" => $arr['network'], "photo" => $arr['owner-avatar'], "name" => $arr['owner-name'])); } else { $arr["gcontact-id"] = get_gcontact_id(array("url" => $arr['author-link'], "network" => $arr['network'], "photo" => $arr['author-avatar'], "name" => $arr['author-name'])); } } if ($arr["author-id"] == 0) { $arr["author-id"] = get_contact($arr["author-link"], 0); } if ($arr["owner-id"] == 0) { $arr["owner-id"] = get_contact($arr["owner-link"], 0); } if ($arr['guid'] != "") { // Checking if there is already an item with the same guid logger('checking for an item for user '.$arr['uid'].' on network '.$arr['network'].' with the guid '.$arr['guid'], LOGGER_DEBUG); $r = q("SELECT `guid` FROM `item` WHERE `guid` = '%s' AND `network` = '%s' AND `uid` = '%d' LIMIT 1", dbesc($arr['guid']), dbesc($arr['network']), intval($arr['uid'])); if (dbm::is_result($r)) { logger('found item with guid '.$arr['guid'].' for user '.$arr['uid'].' on network '.$arr['network'], LOGGER_DEBUG); return 0; } } // Check for hashtags in the body and repair or add hashtag links item_body_set_hashtags($arr); $arr['thr-parent'] = $arr['parent-uri']; if ($arr['parent-uri'] === $arr['uri']) { $parent_id = 0; $parent_deleted = 0; $allow_cid = $arr['allow_cid']; $allow_gid = $arr['allow_gid']; $deny_cid = $arr['deny_cid']; $deny_gid = $arr['deny_gid']; $notify_type = 'wall-new'; } else { // find the parent and snarf the item id and ACLs // and anything else we need to inherit $r = q("SELECT * FROM `item` WHERE `uri` = '%s' AND `uid` = %d ORDER BY `id` ASC LIMIT 1", dbesc($arr['parent-uri']), intval($arr['uid']) ); if (dbm::is_result($r)) { // is the new message multi-level threaded? // even though we don't support it now, preserve the info // and re-attach to the conversation parent. if ($r[0]['uri'] != $r[0]['parent-uri']) { $arr['parent-uri'] = $r[0]['parent-uri']; $z = q("SELECT * FROM `item` WHERE `uri` = '%s' AND `parent-uri` = '%s' AND `uid` = %d ORDER BY `id` ASC LIMIT 1", dbesc($r[0]['parent-uri']), dbesc($r[0]['parent-uri']), intval($arr['uid']) ); if (dbm::is_result($z)) { $r = $z; } } $parent_id = $r[0]['id']; $parent_deleted = $r[0]['deleted']; $allow_cid = $r[0]['allow_cid']; $allow_gid = $r[0]['allow_gid']; $deny_cid = $r[0]['deny_cid']; $deny_gid = $r[0]['deny_gid']; $arr['wall'] = $r[0]['wall']; $notify_type = 'comment-new'; /* * If the parent is private, force privacy for the entire conversation * This differs from the above settings as it subtly allows comments from * email correspondents to be private even if the overall thread is not. */ if ($r[0]['private']) { $arr['private'] = $r[0]['private']; } /* * Edge case. We host a public forum that was originally posted to privately. * The original author commented, but as this is a comment, the permissions * weren't fixed up so it will still show the comment as private unless we fix it here. */ if ((intval($r[0]['forum_mode']) == 1) && (! $r[0]['private'])) { $arr['private'] = 0; } // If its a post from myself then tag the thread as "mention" logger("item_store: Checking if parent ".$parent_id." has to be tagged as mention for user ".$arr['uid'], LOGGER_DEBUG); $u = q("SELECT `nickname` FROM `user` WHERE `uid` = %d", intval($arr['uid'])); if (dbm::is_result($u)) { $a = get_app(); $self = normalise_link(App::get_baseurl() . '/profile/' . $u[0]['nickname']); logger("item_store: 'myself' is ".$self." for parent ".$parent_id." checking against ".$arr['author-link']." and ".$arr['owner-link'], LOGGER_DEBUG); if ((normalise_link($arr['author-link']) == $self) OR (normalise_link($arr['owner-link']) == $self)) { q("UPDATE `thread` SET `mention` = 1 WHERE `iid` = %d", intval($parent_id)); logger("item_store: tagged thread ".$parent_id." as mention for user ".$self, LOGGER_DEBUG); } } } else { /* * Allow one to see reply tweets from status.net even when * we don't have or can't see the original post. */ if ($force_parent) { logger('item_store: $force_parent=true, reply converted to top-level post.'); $parent_id = 0; $arr['parent-uri'] = $arr['uri']; $arr['gravity'] = 0; } else { logger('item_store: item parent '.$arr['parent-uri'].' for '.$arr['uid'].' was not found - ignoring item'); return 0; } $parent_deleted = 0; } } $r = q("SELECT `id` FROM `item` WHERE `uri` = '%s' AND `network` IN ('%s', '%s') AND `uid` = %d LIMIT 1", dbesc($arr['uri']), dbesc($arr['network']), dbesc(NETWORK_DFRN), intval($arr['uid']) ); if (dbm::is_result($r)) { logger('duplicated item with the same uri found. '.print_r($arr,true)); return 0; } // On Friendica and Diaspora the GUID is unique if (in_array($arr['network'], array(NETWORK_DFRN, NETWORK_DIASPORA))) { $r = q("SELECT `id` FROM `item` WHERE `guid` = '%s' AND `uid` = %d LIMIT 1", dbesc($arr['guid']), intval($arr['uid']) ); if (dbm::is_result($r)) { logger('duplicated item with the same guid found. '.print_r($arr,true)); return 0; } } else { // Check for an existing post with the same content. There seems to be a problem with OStatus. $r = q("SELECT `id` FROM `item` WHERE `body` = '%s' AND `network` = '%s' AND `created` = '%s' AND `contact-id` = %d AND `uid` = %d LIMIT 1", dbesc($arr['body']), dbesc($arr['network']), dbesc($arr['created']), intval($arr['contact-id']), intval($arr['uid']) ); if (dbm::is_result($r)) { logger('duplicated item with the same body found. '.print_r($arr,true)); return 0; } } // Is this item available in the global items (with uid=0)? if ($arr["uid"] == 0) { $arr["global"] = true; // Set the global flag on all items if this was a global item entry q("UPDATE `item` SET `global` = 1 WHERE `uri` = '%s'", dbesc($arr["uri"])); } else { $isglobal = q("SELECT `global` FROM `item` WHERE `uid` = 0 AND `uri` = '%s'", dbesc($arr["uri"])); $arr["global"] = (dbm::is_result($isglobal) && count($isglobal) > 0); } // ACL settings if (strlen($allow_cid) || strlen($allow_gid) || strlen($deny_cid) || strlen($deny_gid)) { $private = 1; } else { $private = $arr['private']; } $arr["allow_cid"] = $allow_cid; $arr["allow_gid"] = $allow_gid; $arr["deny_cid"] = $deny_cid; $arr["deny_gid"] = $deny_gid; $arr["private"] = $private; $arr["deleted"] = $parent_deleted; // Fill the cache field put_item_in_cache($arr); if ($notify) { call_hooks('post_local', $arr); } else { call_hooks('post_remote', $arr); } if (x($arr, 'cancel')) { logger('item_store: post cancelled by plugin.'); return 0; } /* * Check for already added items. * There is a timing issue here that sometimes creates double postings. * An unique index would help - but the limitations of MySQL (maximum size of index values) prevent this. */ if ($arr["uid"] == 0) { $r = qu("SELECT `id` FROM `item` WHERE `uri` = '%s' AND `uid` = 0 LIMIT 1", dbesc(trim($arr['uri']))); if (dbm::is_result($r)) { logger('Global item already stored. URI: '.$arr['uri'].' on network '.$arr['network'], LOGGER_DEBUG); return 0; } } // Store the unescaped version $unescaped = $arr; dbm::esc_array($arr, true); logger('item_store: ' . print_r($arr,true), LOGGER_DATA); q("COMMIT"); q("START TRANSACTION;"); $r = dbq("INSERT INTO `item` (`" . implode("`, `", array_keys($arr)) . "`) VALUES (" . implode(", ", array_values($arr)) . ")"); // And restore it $arr = $unescaped; // When the item was successfully stored we fetch the ID of the item. if (dbm::is_result($r)) { $r = q("SELECT LAST_INSERT_ID() AS `item-id`"); if (dbm::is_result($r)) { $current_post = $r[0]['item-id']; } else { // This shouldn't happen $current_post = 0; } } else { // This can happen - for example - if there are locking timeouts. q("ROLLBACK"); // Store the data into a spool file so that we can try again later. // At first we restore the Diaspora signature that we removed above. if (isset($encoded_signature)) { $arr['dsprsig'] = $encoded_signature; } // Now we store the data in the spool directory // We use "microtime" to keep the arrival order and "mt_rand" to avoid duplicates $file = 'item-'.round(microtime(true) * 10000).'-'.mt_rand().'.msg'; $spoolpath = get_spoolpath(); if ($spoolpath != "") { $spool = $spoolpath.'/'.$file; file_put_contents($spool, json_encode($arr)); logger("Item wasn't stored - Item was spooled into file ".$file, LOGGER_DEBUG); } return 0; } if ($current_post == 0) { // This is one of these error messages that never should occur. logger("couldn't find created item - we better quit now."); q("ROLLBACK"); return 0; } // How much entries have we created? // We wouldn't need this query when we could use an unique index - but MySQL has length problems with them. $r = q("SELECT COUNT(*) AS `entries` FROM `item` WHERE `uri` = '%s' AND `uid` = %d AND `network` = '%s'", dbesc($arr['uri']), intval($arr['uid']), dbesc($arr['network']) ); if (!dbm::is_result($r)) { // This shouldn't happen, since COUNT always works when the database connection is there. logger("We couldn't count the stored entries. Very strange ..."); q("ROLLBACK"); return 0; } if ($r[0]["entries"] > 1) { // There are duplicates. We delete our just created entry. logger('Duplicated post occurred. uri = ' . $arr['uri'] . ' uid = ' . $arr['uid']); // Yes, we could do a rollback here - but we are having many users with MyISAM. q("DELETE FROM `item` WHERE `id` = %d", intval($current_post)); q("COMMIT"); return 0; } elseif ($r[0]["entries"] == 0) { // This really should never happen since we quit earlier if there were problems. logger("Something is terribly wrong. We haven't found our created entry."); q("ROLLBACK"); return 0; } logger('item_store: created item '.$current_post); item_set_last_item($arr); if (!$parent_id || ($arr['parent-uri'] === $arr['uri'])) { $parent_id = $current_post; } // Set parent id $r = q("UPDATE `item` SET `parent` = %d WHERE `id` = %d", intval($parent_id), intval($current_post) ); $arr['id'] = $current_post; $arr['parent'] = $parent_id; // update the commented timestamp on the parent // Only update "commented" if it is really a comment if (($arr['verb'] == ACTIVITY_POST) OR !get_config("system", "like_no_comment")) { q("UPDATE `item` SET `commented` = '%s', `changed` = '%s' WHERE `id` = %d", dbesc(datetime_convert()), dbesc(datetime_convert()), intval($parent_id) ); } else { q("UPDATE `item` SET `changed` = '%s' WHERE `id` = %d", dbesc(datetime_convert()), intval($parent_id) ); } if ($dsprsig) { /* * Friendica servers lower than 3.4.3-2 had double encoded the signature ... * We can check for this condition when we decode and encode the stuff again. */ if (base64_encode(base64_decode(base64_decode($dsprsig->signature))) == base64_decode($dsprsig->signature)) { $dsprsig->signature = base64_decode($dsprsig->signature); logger("Repaired double encoded signature from handle ".$dsprsig->signer, LOGGER_DEBUG); } q("INSERT INTO `sign` (`iid`,`signed_text`,`signature`,`signer`) values (%d,'%s','%s','%s') ", intval($current_post), dbesc($dsprsig->signed_text), dbesc($dsprsig->signature), dbesc($dsprsig->signer) ); } $deleted = tag_deliver($arr['uid'], $current_post); /* * current post can be deleted if is for a community page and no mention are * in it. */ if (!$deleted AND !$dontcache) { $r = q('SELECT * FROM `item` WHERE `id` = %d', intval($current_post)); if ((dbm::is_result($r)) && (count($r) == 1)) { if ($notify) { call_hooks('post_local_end', $r[0]); } else { call_hooks('post_remote_end', $r[0]); } } else { logger('item_store: new item not found in DB, id ' . $current_post); } } if ($arr['parent-uri'] === $arr['uri']) { add_thread($current_post); } else { update_thread($parent_id); } q("COMMIT"); /* * Due to deadlock issues with the "term" table we are doing these steps after the commit. * This is not perfect - but a workable solution until we found the reason for the problem. */ create_tags_from_item($current_post); create_files_from_item($current_post); /* * If this is now the last-child, force all _other_ children of this parent to *not* be last-child * It is done after the transaction to avoid dead locks. */ if ($arr['last-child']) { $r = q("UPDATE `item` SET `last-child` = 0 WHERE `parent-uri` = '%s' AND `uid` = %d AND `id` != %d", dbesc($arr['uri']), intval($arr['uid']), intval($current_post) ); } if ($arr['parent-uri'] === $arr['uri']) { add_shadow_thread($current_post); } else { add_shadow_entry($current_post); } check_item_notification($current_post, $uid); if ($notify) { proc_run(PRIORITY_HIGH, "include/notifier.php", $notify_type, $current_post); } return $current_post; } /** * @brief Set "success_update" and "last-item" to the date of the last time we heard from this contact * * This can be used to filter for inactive contacts. * Only do this for public postings to avoid privacy problems, since poco data is public. * Don't set this value if it isn't from the owner (could be an author that we don't know) * * @param array $arr Contains the just posted item record */ function item_set_last_item($arr) { $update = (!$arr['private'] AND (($arr["author-link"] === $arr["owner-link"]) OR ($arr["parent-uri"] === $arr["uri"]))); // Is it a forum? Then we don't care about the rules from above if (!$update AND ($arr["network"] == NETWORK_DFRN) AND ($arr["parent-uri"] === $arr["uri"])) { $isforum = q("SELECT `forum` FROM `contact` WHERE `id` = %d AND `forum`", intval($arr['contact-id'])); if (dbm::is_result($isforum)) { $update = true; } } if ($update) { q("UPDATE `contact` SET `success_update` = '%s', `last-item` = '%s' WHERE `id` = %d", dbesc($arr['received']), dbesc($arr['received']), intval($arr['contact-id']) ); } // Now do the same for the system wide contacts with uid=0 if (!$arr['private']) { q("UPDATE `contact` SET `success_update` = '%s', `last-item` = '%s' WHERE `id` = %d", dbesc($arr['received']), dbesc($arr['received']), intval($arr['owner-id']) ); if ($arr['owner-id'] != $arr['author-id']) { q("UPDATE `contact` SET `success_update` = '%s', `last-item` = '%s' WHERE `id` = %d", dbesc($arr['received']), dbesc($arr['received']), intval($arr['author-id']) ); } } } function item_body_set_hashtags(&$item) { $tags = get_tags($item["body"]); // No hashtags? if (!count($tags)) { return false; } // This sorting is important when there are hashtags that are part of other hashtags // Otherwise there could be problems with hashtags like #test and #test2 rsort($tags); $a = get_app(); $URLSearchString = "^\[\]"; /// @TODO old-lost code? // All hashtags should point to the home server //$item["body"] = preg_replace("/#\[url\=([$URLSearchString]*)\](.*?)\[\/url\]/ism", // "#[url=".App::get_baseurl()."/search?tag=$2]$2[/url]", $item["body"]); //$item["tag"] = preg_replace("/#\[url\=([$URLSearchString]*)\](.*?)\[\/url\]/ism", // "#[url=".App::get_baseurl()."/search?tag=$2]$2[/url]", $item["tag"]); // mask hashtags inside of url, bookmarks and attachments to avoid urls in urls $item["body"] = preg_replace_callback("/\[url\=([$URLSearchString]*)\](.*?)\[\/url\]/ism", function ($match) { return ("[url=" . str_replace("#", "#", $match[1]) . "]" . str_replace("#", "#", $match[2]) . "[/url]"); }, $item["body"]); $item["body"] = preg_replace_callback("/\[bookmark\=([$URLSearchString]*)\](.*?)\[\/bookmark\]/ism", function ($match) { return ("[bookmark=" . str_replace("#", "#", $match[1]) . "]" . str_replace("#", "#", $match[2]) . "[/bookmark]"); }, $item["body"]); $item["body"] = preg_replace_callback("/\[attachment (.*)\](.*?)\[\/attachment\]/ism", function ($match) { return ("[attachment " . str_replace("#", "#", $match[1]) . "]" . $match[2] . "[/attachment]"); }, $item["body"]); // Repair recursive urls $item["body"] = preg_replace("/#\[url\=([$URLSearchString]*)\](.*?)\[\/url\]/ism", "#$2", $item["body"]); foreach ($tags as $tag) { if ((strpos($tag, '#') !== 0) || (strpos($tag, '[url=')) { continue; } $basetag = str_replace('_',' ',substr($tag,1)); $newtag = '#[url=' . App::get_baseurl() . '/search?tag=' . rawurlencode($basetag) . ']' . $basetag . '[/url]'; $item["body"] = str_replace($tag, $newtag, $item["body"]); if (!stristr($item["tag"], "/search?tag=" . $basetag . "]" . $basetag . "[/url]")) { if (strlen($item["tag"])) { $item["tag"] = ','.$item["tag"]; } $item["tag"] = $newtag.$item["tag"]; } } // Convert back the masked hashtags $item["body"] = str_replace("#", "#", $item["body"]); } function get_item_guid($id) { $r = q("SELECT `guid` FROM `item` WHERE `id` = %d LIMIT 1", intval($id)); if (dbm::is_result($r)) { return $r[0]["guid"]; } else { /// @TODO This else-block can be elimited again return ""; } } function get_item_id($guid, $uid = 0) { $nick = ""; $id = 0; if ($uid == 0) { $uid == local_user(); } // Does the given user have this item? if ($uid) { $r = q("SELECT `item`.`id`, `user`.`nickname` FROM `item` INNER JOIN `user` ON `user`.`uid` = `item`.`uid` WHERE `item`.`visible` = 1 AND `item`.`deleted` = 0 and `item`.`moderated` = 0 AND `item`.`guid` = '%s' AND `item`.`uid` = %d", dbesc($guid), intval($uid)); if (dbm::is_result($r)) { $id = $r[0]["id"]; $nick = $r[0]["nickname"]; } } // Or is it anywhere on the server? if ($nick == "") { $r = q("SELECT `item`.`id`, `user`.`nickname` FROM `item` INNER JOIN `user` ON `user`.`uid` = `item`.`uid` WHERE `item`.`visible` = 1 AND `item`.`deleted` = 0 and `item`.`moderated` = 0 AND `item`.`allow_cid` = '' AND `item`.`allow_gid` = '' AND `item`.`deny_cid` = '' AND `item`.`deny_gid` = '' AND `item`.`private` = 0 AND `item`.`wall` = 1 AND `item`.`guid` = '%s'", dbesc($guid)); if (dbm::is_result($r)) { $id = $r[0]["id"]; $nick = $r[0]["nickname"]; } } return array("nick" => $nick, "id" => $id); } // return - test function get_item_contact($item, $contacts) { if (! count($contacts) || (! is_array($item))) { return false; } foreach ($contacts as $contact) { if ($contact['id'] == $item['contact-id']) { return $contact; break; // NOTREACHED } } return false; } /** * look for mention tags and setup a second delivery chain for forum/community posts if appropriate * @param int $uid * @param int $item_id * @return bool true if item was deleted, else false */ function tag_deliver($uid, $item_id) { $a = get_app(); $mention = false; $u = q("SELECT * FROM `user` WHERE `uid` = %d LIMIT 1", intval($uid) ); if (! dbm::is_result($u)) { return; } $community_page = (($u[0]['page-flags'] == PAGE_COMMUNITY) ? true : false); $prvgroup = (($u[0]['page-flags'] == PAGE_PRVGROUP) ? true : false); $i = q("SELECT * FROM `item` WHERE `id` = %d AND `uid` = %d LIMIT 1", intval($item_id), intval($uid) ); if (! dbm::is_result($i)) { return; } $item = $i[0]; $link = normalise_link(App::get_baseurl() . '/profile/' . $u[0]['nickname']); /* * Diaspora uses their own hardwired link URL in @-tags * instead of the one we supply with webfinger */ $dlink = normalise_link(App::get_baseurl() . '/u/' . $u[0]['nickname']); $cnt = preg_match_all('/[\@\!]\[url\=(.*?)\](.*?)\[\/url\]/ism', $item['body'], $matches,PREG_SET_ORDER); if ($cnt) { foreach ($matches as $mtch) { if (link_compare($link, $mtch[1]) || link_compare($dlink, $mtch[1])) { $mention = true; logger('tag_deliver: mention found: ' . $mtch[2]); } } } if (! $mention) { if (($community_page || $prvgroup) && (!$item['wall']) && (!$item['origin']) && ($item['id'] == $item['parent'])) { // mmh.. no mention.. community page or private group... no wall.. no origin.. top-post (not a comment) // delete it! logger("tag_deliver: no-mention top-level post to communuty or private group. delete."); q("DELETE FROM item WHERE id = %d and uid = %d", intval($item_id), intval($uid) ); return true; } return; } $arr = array('item' => $item, 'user' => $u[0], 'contact' => $r[0]); call_hooks('tagged', $arr); if ((! $community_page) && (! $prvgroup)) { return; } /* * tgroup delivery - setup a second delivery chain * prevent delivery looping - only proceed * if the message originated elsewhere and is a top-level post */ if (($item['wall']) || ($item['origin']) || ($item['id'] != $item['parent'])) { return; } // now change this copy of the post to a forum head message and deliver to all the tgroup members $c = q("SELECT `name`, `url`, `thumb` FROM `contact` WHERE `self` = 1 AND `uid` = %d LIMIT 1", intval($u[0]['uid']) ); if (! dbm::is_result($c)) { return; } // also reset all the privacy bits to the forum default permissions $private = ($u[0]['allow_cid'] || $u[0]['allow_gid'] || $u[0]['deny_cid'] || $u[0]['deny_gid']) ? 1 : 0; $forum_mode = (($prvgroup) ? 2 : 1); q("UPDATE `item` SET `wall` = 1, `origin` = 1, `forum_mode` = %d, `owner-name` = '%s', `owner-link` = '%s', `owner-avatar` = '%s', `private` = %d, `allow_cid` = '%s', `allow_gid` = '%s', `deny_cid` = '%s', `deny_gid` = '%s' WHERE `id` = %d", intval($forum_mode), dbesc($c[0]['name']), dbesc($c[0]['url']), dbesc($c[0]['thumb']), intval($private), dbesc($u[0]['allow_cid']), dbesc($u[0]['allow_gid']), dbesc($u[0]['deny_cid']), dbesc($u[0]['deny_gid']), intval($item_id) ); update_thread($item_id); proc_run(PRIORITY_HIGH,'include/notifier.php', 'tgroup', $item_id); } function tgroup_check($uid, $item) { $mention = false; // check that the message originated elsewhere and is a top-level post if (($item['wall']) || ($item['origin']) || ($item['uri'] != $item['parent-uri'])) { return false; } /// @TODO Encapsulate this or find it encapsulated and replace all occurrances $u = q("SELECT * FROM `user` WHERE `uid` = %d LIMIT 1", intval($uid) ); if (! dbm::is_result($u)) { return false; } $community_page = (($u[0]['page-flags'] == PAGE_COMMUNITY) ? true : false); $prvgroup = (($u[0]['page-flags'] == PAGE_PRVGROUP) ? true : false); $link = normalise_link(App::get_baseurl() . '/profile/' . $u[0]['nickname']); /* * Diaspora uses their own hardwired link URL in @-tags * instead of the one we supply with webfinger */ $dlink = normalise_link(App::get_baseurl() . '/u/' . $u[0]['nickname']); $cnt = preg_match_all('/[\@\!]\[url\=(.*?)\](.*?)\[\/url\]/ism', $item['body'], $matches,PREG_SET_ORDER); if ($cnt) { foreach ($matches as $mtch) { if (link_compare($link, $mtch[1]) || link_compare($dlink, $mtch[1])) { $mention = true; logger('tgroup_check: mention found: ' . $mtch[2]); } } } if (! $mention) { return false; } /// @TODO Combine both return statements into one return (($community_page) || ($prvgroup)); } /** * This function returns true if $update has an edited timestamp newer * than $existing, i.e. $update contains new data which should override * what's already there. If there is no timestamp yet, the update is * assumed to be newer. If the update has no timestamp, the existing * item is assumed to be up-to-date. If the timestamps are equal it * assumes the update has been seen before and should be ignored. * * @todo fix type-hints (both array) */ function edited_timestamp_is_newer ($existing, $update) { if (!x($existing, 'edited') || !$existing['edited']) { return true; } if (!x($update, 'edited') || !$update['edited']) { return false; } $existing_edited = datetime_convert('UTC', 'UTC', $existing['edited']); $update_edited = datetime_convert('UTC', 'UTC', $update['edited']); return (strcmp($existing_edited, $update_edited) < 0); } /** * * consume_feed - process atom feed and update anything/everything we might need to update * * $xml = the (atom) feed to consume - RSS isn't as fully supported but may work for simple feeds. * * $importer = the contact_record (joined to user_record) of the local user who owns this relationship. * It is this person's stuff that is going to be updated. * $contact = the person who is sending us stuff. If not set, we MAY be processing a "follow" activity * from an external network and MAY create an appropriate contact record. Otherwise, we MUST * have a contact record. * $hub = should we find a hub declation in the feed, pass it back to our calling process, who might (or * might not) try and subscribe to it. * $datedir sorts in reverse order * $pass - by default ($pass = 0) we cannot guarantee that a parent item has been * imported prior to its children being seen in the stream unless we are certain * of how the feed is arranged/ordered. * With $pass = 1, we only pull parent items out of the stream. * With $pass = 2, we only pull children (comments/likes). * * So running this twice, first with pass 1 and then with pass 2 will do the right * thing regardless of feed ordering. This won't be adequate in a fully-threaded * model where comments can have sub-threads. That would require some massive sorting * to get all the feed items into a mostly linear ordering, and might still require * recursion. * * @todo find proper type-hints */ function consume_feed($xml, $importer, &$contact, &$hub, $datedir = 0, $pass = 0) { if ($contact['network'] === NETWORK_OSTATUS) { if ($pass < 2) { // Test - remove before flight //$tempfile = tempnam(get_temppath(), "ostatus2"); //file_put_contents($tempfile, $xml); logger("Consume OStatus messages ", LOGGER_DEBUG); ostatus::import($xml, $importer, $contact, $hub); } return; } if ($contact['network'] === NETWORK_FEED) { if ($pass < 2) { logger("Consume feeds", LOGGER_DEBUG); feed_import($xml, $importer, $contact, $hub); } return; } if ($contact['network'] === NETWORK_DFRN) { logger("Consume DFRN messages", LOGGER_DEBUG); $r = q("SELECT `contact`.*, `contact`.`uid` AS `importer_uid`, `contact`.`pubkey` AS `cpubkey`, `contact`.`prvkey` AS `cprvkey`, `contact`.`thumb` AS `thumb`, `contact`.`url` as `url`, `contact`.`name` as `senderName`, `user`.* FROM `contact` LEFT JOIN `user` ON `contact`.`uid` = `user`.`uid` WHERE `contact`.`id` = %d AND `user`.`uid` = %d", dbesc($contact["id"]), dbesc($importer["uid"]) ); if (dbm::is_result($r)) { logger("Now import the DFRN feed"); dfrn::import($xml, $r[0], true); return; } } } /// @TODO type-hint is array function item_is_remote_self($contact, &$datarray) { $a = get_app(); if (!$contact['remote_self']) { return false; } // Prevent the forwarding of posts that are forwarded if ($datarray["extid"] == NETWORK_DFRN) { return false; } // Prevent to forward already forwarded posts if ($datarray["app"] == $a->get_hostname()) { return false; } // Only forward posts if ($datarray["verb"] != ACTIVITY_POST) { return false; } if (($contact['network'] != NETWORK_FEED) AND $datarray['private']) { return false; } $datarray2 = $datarray; logger('remote-self start - Contact '.$contact['url'].' - '.$contact['remote_self'].' Item '.print_r($datarray, true), LOGGER_DEBUG); if ($contact['remote_self'] == 2) { $r = q("SELECT `id`,`url`,`name`,`thumb` FROM `contact` WHERE `uid` = %d AND `self`", intval($contact['uid'])); if (dbm::is_result($r)) { $datarray['contact-id'] = $r[0]["id"]; $datarray['owner-name'] = $r[0]["name"]; $datarray['owner-link'] = $r[0]["url"]; $datarray['owner-avatar'] = $r[0]["thumb"]; $datarray['author-name'] = $datarray['owner-name']; $datarray['author-link'] = $datarray['owner-link']; $datarray['author-avatar'] = $datarray['owner-avatar']; } if ($contact['network'] != NETWORK_FEED) { $datarray["guid"] = get_guid(32); unset($datarray["plink"]); $datarray["uri"] = item_new_uri($a->get_hostname(), $contact['uid'], $datarray["guid"]); $datarray["parent-uri"] = $datarray["uri"]; $datarray["extid"] = $contact['network']; $urlpart = parse_url($datarray2['author-link']); $datarray["app"] = $urlpart["host"]; } else { $datarray['private'] = 0; } } if ($contact['network'] != NETWORK_FEED) { // Store the original post $r = item_store($datarray2, false, false); logger('remote-self post original item - Contact '.$contact['url'].' return '.$r.' Item '.print_r($datarray2, true), LOGGER_DEBUG); } else { $datarray["app"] = "Feed"; } return true; } /// @TODO find proper type-hints function new_follower($importer, $contact, $datarray, $item, $sharing = false) { $url = notags(trim($datarray['author-link'])); $name = notags(trim($datarray['author-name'])); $photo = notags(trim($datarray['author-avatar'])); if (is_object($item)) { $rawtag = $item->get_item_tags(NAMESPACE_ACTIVITY,'actor'); if ($rawtag && $rawtag[0]['child'][NAMESPACE_POCO]['preferredUsername'][0]['data']) { $nick = $rawtag[0]['child'][NAMESPACE_POCO]['preferredUsername'][0]['data']; } } else { $nick = $item; } if (is_array($contact)) { if (($contact['network'] == NETWORK_OSTATUS && $contact['rel'] == CONTACT_IS_SHARING) || ($sharing && $contact['rel'] == CONTACT_IS_FOLLOWER)) { $r = q("UPDATE `contact` SET `rel` = %d, `writable` = 1 WHERE `id` = %d AND `uid` = %d", intval(CONTACT_IS_FRIEND), intval($contact['id']), intval($importer['uid']) ); } // send email notification to owner? } else { // create contact record $r = q("INSERT INTO `contact` (`uid`, `created`, `url`, `nurl`, `name`, `nick`, `photo`, `network`, `rel`, `blocked`, `readonly`, `pending`, `writable`) VALUES (%d, '%s', '%s', '%s', '%s', '%s', '%s', '%s', %d, 0, 0, 1, 1)", intval($importer['uid']), dbesc(datetime_convert()), dbesc($url), dbesc(normalise_link($url)), dbesc($name), dbesc($nick), dbesc($photo), dbesc(($sharing) ? NETWORK_ZOT : NETWORK_OSTATUS), intval(($sharing) ? CONTACT_IS_SHARING : CONTACT_IS_FOLLOWER) ); $r = q("SELECT `id`, `network` FROM `contact` WHERE `uid` = %d AND `url` = '%s' AND `pending` = 1 LIMIT 1", intval($importer['uid']), dbesc($url) ); if (dbm::is_result($r)) { $contact_record = $r[0]; update_contact_avatar($photo, $importer["uid"], $contact_record["id"], true); } /// @TODO Encapsulate this into a function/method $r = q("SELECT * FROM `user` WHERE `uid` = %d LIMIT 1", intval($importer['uid']) ); if (dbm::is_result($r) AND !in_array($r[0]['page-flags'], array(PAGE_SOAPBOX, PAGE_FREELOVE))) { // create notification $hash = random_string(); if (is_array($contact_record)) { $ret = q("INSERT INTO `intro` ( `uid`, `contact-id`, `blocked`, `knowyou`, `hash`, `datetime`) VALUES ( %d, %d, 0, 0, '%s', '%s' )", intval($importer['uid']), intval($contact_record['id']), dbesc($hash), dbesc(datetime_convert()) ); } $def_gid = get_default_group($importer['uid'], $contact_record["network"]); if (intval($def_gid)) { group_add_member($importer['uid'], '', $contact_record['id'], $def_gid); } if (($r[0]['notify-flags'] & NOTIFY_INTRO) && in_array($r[0]['page-flags'], array(PAGE_NORMAL))) { notification(array( 'type' => NOTIFY_INTRO, 'notify_flags' => $r[0]['notify-flags'], 'language' => $r[0]['language'], 'to_name' => $r[0]['username'], 'to_email' => $r[0]['email'], 'uid' => $r[0]['uid'], 'link' => App::get_baseurl() . '/notifications/intro', 'source_name' => ((strlen(stripslashes($contact_record['name']))) ? stripslashes($contact_record['name']) : t('[Name Withheld]')), 'source_link' => $contact_record['url'], 'source_photo' => $contact_record['photo'], 'verb' => ($sharing ? ACTIVITY_FRIEND : ACTIVITY_FOLLOW), 'otype' => 'intro' )); } } elseif (dbm::is_result($r) AND in_array($r[0]['page-flags'], array(PAGE_SOAPBOX, PAGE_FREELOVE))) { $r = q("UPDATE `contact` SET `pending` = 0 WHERE `uid` = %d AND `url` = '%s' AND `pending` LIMIT 1", intval($importer['uid']), dbesc($url) ); } } } function lose_follower($importer, $contact, array $datarray = array(), $item = "") { if (($contact['rel'] == CONTACT_IS_FRIEND) || ($contact['rel'] == CONTACT_IS_SHARING)) { q("UPDATE `contact` SET `rel` = %d WHERE `id` = %d", intval(CONTACT_IS_SHARING), intval($contact['id']) ); } else { contact_remove($contact['id']); } } function lose_sharer($importer, $contact, array $datarray = array(), $item = "") { if (($contact['rel'] == CONTACT_IS_FRIEND) || ($contact['rel'] == CONTACT_IS_FOLLOWER)) { q("UPDATE `contact` SET `rel` = %d WHERE `id` = %d", intval(CONTACT_IS_FOLLOWER), intval($contact['id']) ); } else { contact_remove($contact['id']); } } function subscribe_to_hub($url, $importer, $contact, $hubmode = 'subscribe') { $a = get_app(); if (is_array($importer)) { $r = q("SELECT `nickname` FROM `user` WHERE `uid` = %d LIMIT 1", intval($importer['uid']) ); } /* * Diaspora has different message-ids in feeds than they do * through the direct Diaspora protocol. If we try and use * the feed, we'll get duplicates. So don't. */ if ((! dbm::is_result($r)) || $contact['network'] === NETWORK_DIASPORA) { return; } $push_url = get_config('system','url') . '/pubsub/' . $r[0]['nickname'] . '/' . $contact['id']; // Use a single verify token, even if multiple hubs $verify_token = ((strlen($contact['hub-verify'])) ? $contact['hub-verify'] : random_string()); $params= 'hub.mode=' . $hubmode . '&hub.callback=' . urlencode($push_url) . '&hub.topic=' . urlencode($contact['poll']) . '&hub.verify=async&hub.verify_token=' . $verify_token; logger('subscribe_to_hub: ' . $hubmode . ' ' . $contact['name'] . ' to hub ' . $url . ' endpoint: ' . $push_url . ' with verifier ' . $verify_token); if (!strlen($contact['hub-verify']) OR ($contact['hub-verify'] != $verify_token)) { $r = q("UPDATE `contact` SET `hub-verify` = '%s' WHERE `id` = %d", dbesc($verify_token), intval($contact['id']) ); } post_url($url, $params); logger('subscribe_to_hub: returns: ' . $a->get_curl_code(), LOGGER_DEBUG); return; } function fix_private_photos($s, $uid, $item = null, $cid = 0) { if (get_config('system','disable_embedded')) { return $s; } $a = get_app(); logger('fix_private_photos: check for photos', LOGGER_DEBUG); $site = substr(App::get_baseurl(),strpos(App::get_baseurl(),'://')); $orig_body = $s; $new_body = ''; $img_start = strpos($orig_body, '[img'); $img_st_close = ($img_start !== false ? strpos(substr($orig_body, $img_start), ']') : false); $img_len = ($img_start !== false ? strpos(substr($orig_body, $img_start + $img_st_close + 1), '[/img]') : false); while ( ($img_st_close !== false) && ($img_len !== false) ) { $img_st_close++; // make it point to AFTER the closing bracket $image = substr($orig_body, $img_start + $img_st_close, $img_len); logger('fix_private_photos: found photo ' . $image, LOGGER_DEBUG); if (stristr($image , $site . '/photo/')) { // Only embed locally hosted photos $replace = false; $i = basename($image); $i = str_replace(array('.jpg', '.png', '.gif'),array('', '',''), $i); $x = strpos($i, '-'); if ($x) { $res = substr($i, $x+1); $i = substr($i,0, $x); $r = q("SELECT * FROM `photo` WHERE `resource-id` = '%s' AND `scale` = %d AND `uid` = %d", dbesc($i), intval($res), intval($uid) ); if (dbm::is_result($r)) { /* * Check to see if we should replace this photo link with an embedded image * 1. No need to do so if the photo is public * 2. If there's a contact-id provided, see if they're in the access list * for the photo. If so, embed it. * 3. Otherwise, if we have an item, see if the item permissions match the photo * permissions, regardless of order but first check to see if they're an exact * match to save some processing overhead. */ if (has_permissions($r[0])) { if ($cid) { $recips = enumerate_permissions($r[0]); if (in_array($cid, $recips)) { $replace = true; } } elseif ($item) { if (compare_permissions($item, $r[0])) { $replace = true; } } } if ($replace) { $data = $r[0]['data']; $type = $r[0]['type']; // If a custom width and height were specified, apply before embedding if (preg_match("/\[img\=([0-9]*)x([0-9]*)\]/is", substr($orig_body, $img_start, $img_st_close), $match)) { logger('fix_private_photos: scaling photo', LOGGER_DEBUG); $width = intval($match[1]); $height = intval($match[2]); $ph = new Photo($data, $type); if ($ph->is_valid()) { $ph->scaleImage(max($width, $height)); $data = $ph->imageString(); $type = $ph->getType(); } } logger('fix_private_photos: replacing photo', LOGGER_DEBUG); $image = 'data:' . $type . ';base64,' . base64_encode($data); logger('fix_private_photos: replaced: ' . $image, LOGGER_DATA); } } } } $new_body = $new_body . substr($orig_body, 0, $img_start + $img_st_close) . $image . '[/img]'; $orig_body = substr($orig_body, $img_start + $img_st_close + $img_len + strlen('[/img]')); if ($orig_body === false) { $orig_body = ''; } $img_start = strpos($orig_body, '[img'); $img_st_close = ($img_start !== false ? strpos(substr($orig_body, $img_start), ']') : false); $img_len = ($img_start !== false ? strpos(substr($orig_body, $img_start + $img_st_close + 1), '[/img]') : false); } $new_body = $new_body . $orig_body; return $new_body; } /// @TODO type-hint is array function has_permissions($obj) { return ( ( x($obj, 'allow_cid') ) || ( x($obj, 'allow_gid') ) || ( x($obj, 'deny_cid') ) || ( x($obj, 'deny_gid') ) ); } /// @TODO type-hint is array function compare_permissions($obj1, $obj2) { // first part is easy. Check that these are exactly the same. if (($obj1['allow_cid'] == $obj2['allow_cid']) && ($obj1['allow_gid'] == $obj2['allow_gid']) && ($obj1['deny_cid'] == $obj2['deny_cid']) && ($obj1['deny_gid'] == $obj2['deny_gid'])) { return true; } // This is harder. Parse all the permissions and compare the resulting set. $recipients1 = enumerate_permissions($obj1); $recipients2 = enumerate_permissions($obj2); sort($recipients1); sort($recipients2); /// @TODO Comparison of arrays, maybe use array_diff_assoc() here? return ($recipients1 == $recipients2); } // returns an array of contact-ids that are allowed to see this object /// @TODO type-hint is array function enumerate_permissions($obj) { $allow_people = expand_acl($obj['allow_cid']); $allow_groups = expand_groups(expand_acl($obj['allow_gid'])); $deny_people = expand_acl($obj['deny_cid']); $deny_groups = expand_groups(expand_acl($obj['deny_gid'])); $recipients = array_unique(array_merge($allow_people, $allow_groups)); $deny = array_unique(array_merge($deny_people, $deny_groups)); $recipients = array_diff($recipients, $deny); return $recipients; } function item_getfeedtags($item) { $ret = array(); $matches = false; $cnt = preg_match_all('|\#\[url\=(.*?)\](.*?)\[\/url\]|', $item['tag'], $matches); if ($cnt) { for ($x = 0; $x < $cnt; $x ++) { if ($matches[1][$x]) { $ret[$matches[2][$x]] = array('#', $matches[1][$x], $matches[2][$x]); } } } $matches = false; $cnt = preg_match_all('|\@\[url\=(.*?)\](.*?)\[\/url\]|', $item['tag'], $matches); if ($cnt) { for ($x = 0; $x < $cnt; $x ++) { if ($matches[1][$x]) { $ret[] = array('@', $matches[1][$x], $matches[2][$x]); } } } return $ret; } function item_expire($uid, $days, $network = "", $force = false) { if ((! $uid) || ($days < 1)) { return; } /* * $expire_network_only = save your own wall posts * and just expire conversations started by others */ $expire_network_only = get_pconfig($uid,'expire', 'network_only'); $sql_extra = ((intval($expire_network_only)) ? " AND wall = 0 " : ""); if ($network != "") { $sql_extra .= sprintf(" AND network = '%s' ", dbesc($network)); /* * There is an index "uid_network_received" but not "uid_network_created" * This avoids the creation of another index just for one purpose. * And it doesn't really matter wether to look at "received" or "created" */ $range = "AND `received` < UTC_TIMESTAMP() - INTERVAL %d DAY "; } else { $range = "AND `created` < UTC_TIMESTAMP() - INTERVAL %d DAY "; } $r = q("SELECT `file`, `resource-id`, `starred`, `type`, `id` FROM `item` WHERE `uid` = %d $range AND `id` = `parent` $sql_extra AND `deleted` = 0", intval($uid), intval($days) ); if (! dbm::is_result($r)) { return; } $expire_items = get_pconfig($uid, 'expire', 'items'); $expire_items = (($expire_items === false) ? 1 : intval($expire_items)); // default if not set: 1 // Forcing expiring of items - but not notes and marked items if ($force) { $expire_items = true; } $expire_notes = get_pconfig($uid, 'expire', 'notes'); $expire_notes = (($expire_notes === false) ? 1 : intval($expire_notes)); // default if not set: 1 $expire_starred = get_pconfig($uid, 'expire', 'starred'); $expire_starred = (($expire_starred === false) ? 1 : intval($expire_starred)); // default if not set: 1 $expire_photos = get_pconfig($uid, 'expire', 'photos'); $expire_photos = (($expire_photos === false) ? 0 : intval($expire_photos)); // default if not set: 0 logger('expire: # items=' . count($r). "; expire items: $expire_items, expire notes: $expire_notes, expire starred: $expire_starred, expire photos: $expire_photos"); foreach ($r as $item) { // don't expire filed items if (strpos($item['file'],'[') !== false) { continue; } // Only expire posts, not photos and photo comments if ($expire_photos == 0 && strlen($item['resource-id'])) { continue; } elseif ($expire_starred == 0 && intval($item['starred'])) { continue; } elseif ($expire_notes == 0 && $item['type'] == 'note') { continue; } elseif ($expire_items == 0 && $item['type'] != 'note') { continue; } drop_item($item['id'], false); } proc_run(PRIORITY_HIGH, "include/notifier.php", "expire", $uid); } /// @TODO type-hint is array function drop_items($items) { $uid = 0; if (! local_user() && ! remote_user()) { return; } if (count($items)) { foreach ($items as $item) { $owner = drop_item($item,false); if ($owner && ! $uid) $uid = $owner; } } // multiple threads may have been deleted, send an expire notification if ($uid) { proc_run(PRIORITY_HIGH, "include/notifier.php", "expire", $uid); } } function drop_item($id, $interactive = true) { $a = get_app(); // locate item to be deleted $r = q("SELECT * FROM `item` WHERE `id` = %d LIMIT 1", intval($id) ); if (! dbm::is_result($r)) { if (! $interactive) { return 0; } notice( t('Item not found.') . EOL); goaway(App::get_baseurl() . '/' . $_SESSION['return_url']); } $item = $r[0]; $owner = $item['uid']; $contact_id = 0; // check if logged in user is either the author or owner of this item if (is_array($_SESSION['remote'])) { foreach ($_SESSION['remote'] as $visitor) { if ($visitor['uid'] == $item['uid'] && $visitor['cid'] == $item['contact-id']) { $contact_id = $visitor['cid']; break; } } } if ((local_user() == $item['uid']) || ($contact_id) || (! $interactive)) { // Check if we should do HTML-based delete confirmation if ($_REQUEST['confirm']) { // <form> can't take arguments in its "action" parameter // so add any arguments as hidden inputs $query = explode_querystring($a->query_string); $inputs = array(); foreach ($query['args'] as $arg) { if (strpos($arg, 'confirm=') === false) { $arg_parts = explode('=', $arg); $inputs[] = array('name' => $arg_parts[0], 'value' => $arg_parts[1]); } } return replace_macros(get_markup_template('confirm.tpl'), array( '$method' => 'get', '$message' => t('Do you really want to delete this item?'), '$extra_inputs' => $inputs, '$confirm' => t('Yes'), '$confirm_url' => $query['base'], '$confirm_name' => 'confirmed', '$cancel' => t('Cancel'), )); } // Now check how the user responded to the confirmation query if ($_REQUEST['canceled']) { goaway(App::get_baseurl() . '/' . $_SESSION['return_url']); } logger('delete item: ' . $item['id'], LOGGER_DEBUG); // delete the item $r = q("UPDATE `item` SET `deleted` = 1, `title` = '', `body` = '', `edited` = '%s', `changed` = '%s' WHERE `id` = %d", dbesc(datetime_convert()), dbesc(datetime_convert()), intval($item['id']) ); create_tags_from_item($item['id']); create_files_from_item($item['id']); delete_thread($item['id'], $item['parent-uri']); // clean up categories and tags so they don't end up as orphans $matches = false; $cnt = preg_match_all('/<(.*?)>/', $item['file'], $matches,PREG_SET_ORDER); if ($cnt) { foreach ($matches as $mtch) { file_tag_unsave_file($item['uid'], $item['id'], $mtch[1],true); } } $matches = false; $cnt = preg_match_all('/\[(.*?)\]/', $item['file'], $matches,PREG_SET_ORDER); if ($cnt) { foreach ($matches as $mtch) { file_tag_unsave_file($item['uid'], $item['id'], $mtch[1],false); } } /* * If item is a link to a photo resource, nuke all the associated photos * (visitors will not have photo resources) * This only applies to photos uploaded from the photos page. Photos inserted into a post do not * generate a resource-id and therefore aren't intimately linked to the item. */ if (strlen($item['resource-id'])) { q("DELETE FROM `photo` WHERE `resource-id` = '%s' AND `uid` = %d ", dbesc($item['resource-id']), intval($item['uid']) ); // ignore the result } // If item is a link to an event, nuke the event record. if (intval($item['event-id'])) { q("DELETE FROM `event` WHERE `id` = %d AND `uid` = %d", intval($item['event-id']), intval($item['uid']) ); // ignore the result } // If item has attachments, drop them foreach (explode(", ", $item['attach']) as $attach) { preg_match("|attach/(\d+)|", $attach, $matches); q("DELETE FROM `attach` WHERE `id` = %d AND `uid` = %d", intval($matches[1]), local_user() ); // ignore the result } // clean up item_id and sign meta-data tables /* /// @TODO Old code - caused very long queries and warning entries in the mysql logfiles: $r = q("DELETE FROM item_id where iid in (select id from item where parent = %d and uid = %d)", intval($item['id']), intval($item['uid']) ); $r = q("DELETE FROM sign where iid in (select id from item where parent = %d and uid = %d)", intval($item['id']), intval($item['uid']) ); */ // The new code splits the queries since the mysql optimizer really has bad problems with subqueries // Creating list of parents $r = q("SELECT `id` FROM `item` WHERE `parent` = %d AND `uid` = %d", intval($item['id']), intval($item['uid']) ); $parentid = ""; foreach ($r as $row) { if ($parentid != "") { $parentid .= ", "; ] $parentid .= $row["id"]; } // Now delete them if ($parentid != "") { $r = q("DELETE FROM `item_id` WHERE `iid` IN (%s)", dbesc($parentid)); $r = q("DELETE FROM `sign` WHERE `iid` IN (%s)", dbesc($parentid)); } // If it's the parent of a comment thread, kill all the kids if ($item['uri'] == $item['parent-uri']) { $r = q("UPDATE `item` SET `deleted` = 1, `edited` = '%s', `changed` = '%s', `body` = '' , `title` = '' WHERE `parent-uri` = '%s' AND `uid` = %d ", dbesc(datetime_convert()), dbesc(datetime_convert()), dbesc($item['parent-uri']), intval($item['uid']) ); create_tags_from_itemuri($item['parent-uri'], $item['uid']); create_files_from_itemuri($item['parent-uri'], $item['uid']); delete_thread_uri($item['parent-uri'], $item['uid']); // ignore the result } else { // ensure that last-child is set in case the comment that had it just got wiped. q("UPDATE `item` SET `last-child` = 0, `changed` = '%s' WHERE `parent-uri` = '%s' AND `uid` = %d ", dbesc(datetime_convert()), dbesc($item['parent-uri']), intval($item['uid']) ); // who is the last child now? $r = q("SELECT `id` FROM `item` WHERE `parent-uri` = '%s' AND `type` != 'activity' AND `deleted` = 0 AND `uid` = %d ORDER BY `edited` DESC LIMIT 1", dbesc($item['parent-uri']), intval($item['uid']) ); if (dbm::is_result($r)) { q("UPDATE `item` SET `last-child` = 1 WHERE `id` = %d", intval($r[0]['id']) ); } } $drop_id = intval($item['id']); // send the notification upstream/downstream as the case may be proc_run(PRIORITY_HIGH, "include/notifier.php", "drop", $drop_id); if (! $interactive) { return $owner; } goaway(App::get_baseurl() . '/' . $_SESSION['return_url']); //NOTREACHED } else { if (! $interactive) { return 0; } notice( t('Permission denied.') . EOL); goaway(App::get_baseurl() . '/' . $_SESSION['return_url']); //NOTREACHED } } function first_post_date($uid, $wall = false) { $r = q("SELECT `id`, `created` FROM `item` WHERE `uid` = %d AND `wall` = %d AND `deleted` = 0 AND `visible` = 1 AND `moderated` = 0 AND `id` = `parent` ORDER BY `created` ASC LIMIT 1", intval($uid), intval($wall ? 1 : 0) ); if (dbm::is_result($r)) { // logger('first_post_date: ' . $r[0]['id'] . ' ' . $r[0]['created'], LOGGER_DATA); return substr(datetime_convert('',date_default_timezone_get(), $r[0]['created']),0,10); } return false; } /* modified posted_dates() {below} to arrange the list in years */ function list_post_dates($uid, $wall) { $dnow = datetime_convert('',date_default_timezone_get(), 'now','Y-m-d'); $dthen = first_post_date($uid, $wall); if (! $dthen) { return array(); } // Set the start and end date to the beginning of the month $dnow = substr($dnow, 0, 8) . '01'; $dthen = substr($dthen, 0, 8) . '01'; $ret = array(); /* * Starting with the current month, get the first and last days of every * month down to and including the month of the first post */ while (substr($dnow, 0, 7) >= substr($dthen, 0, 7)) { $dyear = intval(substr($dnow, 0, 4)); $dstart = substr($dnow, 0, 8) . '01'; $dend = substr($dnow, 0, 8) . get_dim(intval($dnow), intval(substr($dnow, 5))); $start_month = datetime_convert('', '', $dstart, 'Y-m-d'); $end_month = datetime_convert('', '', $dend, 'Y-m-d'); $str = day_translate(datetime_convert('', '', $dnow, 'F')); if (!$ret[$dyear]) { $ret[$dyear] = array(); } $ret[$dyear][] = array($str, $end_month, $start_month); $dnow = datetime_convert('', '', $dnow . ' -1 month', 'Y-m-d'); } return $ret; } function posted_dates($uid, $wall) { $dnow = datetime_convert('', date_default_timezone_get(), 'now', 'Y-m-d'); $dthen = first_post_date($uid, $wall); if (! $dthen) { return array(); } // Set the start and end date to the beginning of the month $dnow = substr($dnow, 0, 8).'01'; $dthen = substr($dthen, 0, 8).'01'; $ret = array(); /* * Starting with the current month, get the first and last days of every * month down to and including the month of the first post */ while (substr($dnow, 0, 7) >= substr($dthen, 0, 7)) { $dstart = substr($dnow, 0, 8) . '01'; $dend = substr($dnow, 0, 8) . get_dim(intval($dnow),intval(substr($dnow,5))); $start_month = datetime_convert('', '', $dstart, 'Y-m-d'); $end_month = datetime_convert('', '', $dend, 'Y-m-d'); $str = day_translate(datetime_convert('', '', $dnow, 'F Y')); $ret[] = array($str, $end_month, $start_month); $dnow = datetime_convert('', '', $dnow . ' -1 month', 'Y-m-d'); } return $ret; } function posted_date_widget($url, $uid, $wall) { $o = ''; if (! feature_enabled($uid, 'archives')) { return $o; } // For former Facebook folks that left because of "timeline" /* * @TODO old-lost code? if ($wall && intval(get_pconfig($uid, 'system', 'no_wall_archive_widget'))) return $o; */ $visible_years = get_pconfig($uid,'system','archive_visible_years'); if (! $visible_years) { $visible_years = 5; } $ret = list_post_dates($uid, $wall); if (! dbm::is_result($ret)) { return $o; } $cutoff_year = intval(datetime_convert('',date_default_timezone_get(), 'now', 'Y')) - $visible_years; $cutoff = ((array_key_exists($cutoff_year, $ret))? true : false); $o = replace_macros(get_markup_template('posted_date_widget.tpl'),array( '$title' => t('Archives'), '$size' => $visible_years, '$cutoff_year' => $cutoff_year, '$cutoff' => $cutoff, '$url' => $url, '$dates' => $ret, '$showmore' => t('show more') )); return $o; }