272 lines
7.8 KiB
PHP
272 lines
7.8 KiB
PHP
<?php
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use Friendica\App;
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use Friendica\Core\System;
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use Friendica\Database\DBM;
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use Friendica\Object\Contact;
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function create_tags_from_item($itemid) {
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$profile_base = System::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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$messages = q("SELECT `guid`, `uid`, `id`, `edited`, `deleted`, `created`, `received`, `title`, `body`, `tag`, `parent` FROM `item` WHERE `id` = %d LIMIT 1", intval($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 ($message["deleted"])
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return;
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$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) == "#") || (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"]." ".$tags." ";
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// ignore anything in a code block
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$data = preg_replace('/\[code\](.*?)\[\/code\]/sm','',$data);
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$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($match)] = "";
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$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 = $tag;
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}
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if ($message["uid"] == 0) {
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$global = true;
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q("UPDATE `term` SET `global` = 1 WHERE `otype` = %d AND `guid` = '%s'",
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intval(TERM_OBJ_POST), dbesc($message["guid"]));
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} else {
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$isglobal = q("SELECT `global` FROM `term` WHERE `uid` = 0 AND `otype` = %d AND `guid` = '%s'",
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intval(TERM_OBJ_POST), dbesc($message["guid"]));
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$global = (count($isglobal) > 0);
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}
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$r = q("INSERT INTO `term` (`uid`, `oid`, `otype`, `type`, `term`, `url`, `guid`, `created`, `received`, `global`)
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VALUES (%d, %d, %d, %d, '%s', '%s', '%s', '%s', '%s', %d)",
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intval($message["uid"]), intval($itemid), intval(TERM_OBJ_POST), intval($type), dbesc($term),
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dbesc($link), dbesc($message["guid"]), dbesc($message["created"]), dbesc($message["received"]), intval($global));
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// Search for mentions
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if ((substr($tag, 0, 1) == '@') && (strpos($link, $profile_base_friendica) || strpos($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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}
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function update_items() {
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$messages = dba::p("SELECT `oid`,`item`.`guid`, `item`.`created`, `item`.`received` FROM `term` INNER JOIN `item` ON `item`.`id`=`term`.`oid` WHERE `term`.`otype` = 1 AND `term`.`guid` = ''");
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logger("fetched messages: ".dba::num_rows($messages));
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while ($message = dba::fetch($messages)) {
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if ($message["uid"] == 0) {
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$global = true;
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q("UPDATE `term` SET `global` = 1 WHERE `otype` = %d AND `guid` = '%s'",
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intval(TERM_OBJ_POST), dbesc($message["guid"]));
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} else {
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$isglobal = q("SELECT `global` FROM `term` WHERE `uid` = 0 AND `otype` = %d AND `guid` = '%s'",
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intval(TERM_OBJ_POST), dbesc($message["guid"]));
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$global = (count($isglobal) > 0);
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}
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q("UPDATE `term` SET `guid` = '%s', `created` = '%s', `received` = '%s', `global` = %d WHERE `otype` = %d AND `oid` = %d",
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dbesc($message["guid"]), dbesc($message["created"]), dbesc($message["received"]),
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intval($global), intval(TERM_OBJ_POST), intval($message["oid"]));
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}
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dba::close($messages);
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$messages = dba::p("SELECT `guid` FROM `item` WHERE `uid` = 0");
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logger("fetched messages: ".dba::num_rows($messages));
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while ($message = dba::fetch(messages)) {
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q("UPDATE `item` SET `global` = 1 WHERE `guid` = '%s'", dbesc($message["guid"]));
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}
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dba::close($messages);
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}
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// Tag cloud functions - need to be adpated to this database format
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function tagadelic($uid, $count = 0, $authors = '', $owner = '', $flags = 0, $type = TERM_HASHTAG) {
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require_once('include/security.php');
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$item_condition = item_condition();
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$sql_options = item_permissions_sql($uid);
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$count = intval($count);
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if ($flags) {
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if ($flags === 'wall') {
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$sql_options .= " AND `item`.`wall` ";
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}
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}
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if ($authors) {
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if (!is_array($authors)) {
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$authors = array($authors);
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}
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$sql_options .= " AND `item`.`author-id` IN (".implode(',', $authors).") ";
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}
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if ($owner) {
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$sql_options .= " AND `item`.`owner-id` = ".intval($owner)." ";
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}
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// Fetch tags
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$r = q("SELECT `term`, COUNT(`term`) AS `total` FROM `term`
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LEFT JOIN `item` ON `term`.`oid` = `item`.`id`
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WHERE `term`.`uid` = %d AND `term`.`type` = %d
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AND `term`.`otype` = %d AND `item`.`private` = 0
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$sql_options AND $item_condition
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GROUP BY `term` ORDER BY `total` DESC %s",
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intval($uid),
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intval($type),
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intval(TERM_OBJ_POST),
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((intval($count)) ? "LIMIT $count" : '')
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);
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if(!DBM::is_result($r)) {
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return array();
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}
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return tag_calc($r);
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}
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function wtagblock($uid, $count = 0, $authors = '', $owner = '', $flags = 0, $type = TERM_HASHTAG) {
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$o = '';
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$r = tagadelic($uid, $count, $authors, $owner, $flags, $type);
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if($r) {
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foreach ($r as $rr) {
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$tag['level'] = $rr[2];
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$tag['url'] = urlencode($rr[0]);
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$tag['name'] = $rr[0];
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$tags[] = $tag;
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}
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$tpl = get_markup_template("tagblock_widget.tpl");
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$o = replace_macros($tpl, array(
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'$title' => t('Tags'),
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'$tags' => $tags
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));
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}
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return $o;
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}
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function tag_calc($arr) {
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$tags = array();
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$min = 1e9;
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$max = -1e9;
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$x = 0;
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if (!$arr) {
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return array();
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}
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foreach ($arr as $rr) {
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$tags[$x][0] = $rr['term'];
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$tags[$x][1] = log($rr['total']);
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$tags[$x][2] = 0;
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$min = min($min, $tags[$x][1]);
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$max = max($max, $tags[$x][1]);
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$x ++;
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}
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usort($tags, 'self::tags_sort');
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$range = max(.01, $max - $min) * 1.0001;
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for ($x = 0; $x < count($tags); $x ++) {
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$tags[$x][2] = 1 + floor(9 * ($tags[$x][1] - $min) / $range);
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}
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return $tags;
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}
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function tags_sort($a,$b) {
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if (strtolower($a[0]) == strtolower($b[0])) {
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return 0;
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}
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return((strtolower($a[0]) < strtolower($b[0])) ? -1 : 1);
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}
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function tagcloud_wall_widget($arr = array()) {
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$a = get_app();
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if(!$a->profile['profile_uid'] || !$a->profile['url']) {
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return "";
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}
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$limit = ((array_key_exists('limit', $arr)) ? intval($arr['limit']) : 50);
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if(feature_enabled($a->profile['profile_uid'], 'tagadelic')) {
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$owner_id = Contact::getIdForURL($a->profile['url']);
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logger("public contact id: ".$owner_id);
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if(!$owner_id) {
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return "";
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}
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return wtagblock($a->profile['profile_uid'], $limit, '', $owner_id, 'wall');
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}
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return "";
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}
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