sforkowany z mirror/friendica
116 wiersze
3.7 KiB
PHP
116 wiersze
3.7 KiB
PHP
<?php
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function create_tags_from_item($itemid) {
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global $a;
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$profile_base = $a->get_baseurl();
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$profile_data = parse_url($profile_base);
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$profile_base_friendica = $profile_data['host'].$profile_data['path']."/profile/";
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$profile_base_diaspora = $profile_data['host'].$profile_data['path']."/u/";
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$searchpath = $a->get_baseurl()."/search?tag=";
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$messages = q("SELECT `guid`, `uid`, `id`, `edited`, `deleted`, `title`, `body`, `tag`, `parent` FROM `item` WHERE `id` = %d LIMIT 1", intval($itemid));
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if (!$messages)
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return;
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$message = $messages[0];
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// Clean up all tags
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q("DELETE FROM `term` WHERE `otype` = %d AND `oid` = %d AND `type` IN (%d, %d)",
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intval(TERM_OBJ_POST),
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intval($itemid),
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intval(TERM_HASHTAG),
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intval(TERM_MENTION));
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if ($message["deleted"])
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return;
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$cachefile = get_cachefile(urlencode($message["guid"])."-".hash("md5", $message['body']));
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if (($cachefile != '') AND !file_exists($cachefile)) {
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$s = prepare_text($message['body']);
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$stamp1 = microtime(true);
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file_put_contents($cachefile, $s);
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$a->save_timestamp($stamp1, "file");
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logger('create_tags_from_item: put item '.$message["id"].' into cachefile '.$cachefile);
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}
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$taglist = explode(",", $message["tag"]);
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$tags = "";
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foreach ($taglist as $tag)
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if ((substr(trim($tag), 0, 1) == "#") OR (substr(trim($tag), 0, 1) == "@"))
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$tags .= " ".trim($tag);
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else
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$tags .= " #".trim($tag);
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$data = " ".$message["title"]." ".$message["body"]." ".$tags." ";
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$tags = array();
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$pattern = "/\W\#([^\[].*?)[\s'\".,:;\?!\[\]\/]/ism";
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if (preg_match_all($pattern, $data, $matches))
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foreach ($matches[1] as $match)
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$tags["#".strtolower($match)] = ""; // $searchpath.strtolower($match);
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$pattern = "/\W([\#@])\[url\=(.*?)\](.*?)\[\/url\]/ism";
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if (preg_match_all($pattern, $data, $matches, PREG_SET_ORDER)) {
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foreach ($matches as $match)
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$tags[$match[1].strtolower(trim($match[3], ',.:;[]/\"?!'))] = $match[2];
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}
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foreach ($tags as $tag=>$link) {
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if (substr(trim($tag), 0, 1) == "#") {
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// try to ignore #039 or #1 or anything like that
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if(ctype_digit(substr(trim($tag),1)))
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continue;
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// try to ignore html hex escapes, e.g. #x2317
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if((substr(trim($tag),1,1) == 'x' || substr(trim($tag),1,1) == 'X') && ctype_digit(substr(trim($tag),2)))
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continue;
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$type = TERM_HASHTAG;
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$term = substr($tag, 1);
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} elseif (substr(trim($tag), 0, 1) == "@") {
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$type = TERM_MENTION;
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$term = substr($tag, 1);
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} else { // This shouldn't happen
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$type = TERM_HASHTAG;
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$term = $tag;
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}
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$r = q("INSERT INTO `term` (`uid`, `oid`, `otype`, `type`, `term`, `url`) VALUES (%d, %d, %d, %d, '%s', '%s')",
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intval($message["uid"]), intval($itemid), intval(TERM_OBJ_POST), intval($type), dbesc($term), dbesc($link));
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// Search for mentions
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if ((substr($tag, 0, 1) == '@') AND (strpos($link, $profile_base_friendica) OR strpos($link, $profile_base_diaspora))) {
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$users = q("SELECT `uid` FROM `contact` WHERE self AND (`url` = '%s' OR `nurl` = '%s')", $link, $link);
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foreach ($users AS $user) {
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if ($user["uid"] == $message["uid"]) {
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q("UPDATE `item` SET `mention` = 1 WHERE `id` = %d", intval($itemid));
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q("UPDATE `thread` SET `mention` = 1 WHERE `iid` = %d", intval($message["parent"]));
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}
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}
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}
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}
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}
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function create_tags_from_itemuri($itemuri, $uid) {
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$messages = q("SELECT `id` FROM `item` WHERE uri ='%s' AND uid=%d", dbesc($itemuri), intval($uid));
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if(count($messages)) {
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foreach ($messages as $message)
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create_tags_from_item($message["id"]);
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}
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}
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function update_items() {
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//$messages = q("SELECT `id` FROM `item` where tag !='' ORDER BY `created` DESC limit 10");
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$messages = q("SELECT `id` FROM `item` where tag !=''");
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foreach ($messages as $message)
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create_tags_from_item($message["id"]);
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}
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?>
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