<?php
-
+/**
+ * @file include/tags.php
+ */
use Friendica\App;
-
-function create_tags_from_item($itemid) {
- $profile_base = App::get_baseurl();
+use Friendica\Content\Feature;
+use Friendica\Core\L10n;
+use Friendica\Core\System;
+use Friendica\Database\DBM;
+use Friendica\Model\Contact;
+
+function create_tags_from_item($itemid)
+{
+ $profile_base = System::baseUrl();
$profile_data = parse_url($profile_base);
- $profile_base_friendica = $profile_data['host'].$profile_data['path']."/profile/";
- $profile_base_diaspora = $profile_data['host'].$profile_data['path']."/u/";
-
- $searchpath = App::get_baseurl()."/search?tag=";
+ $profile_path = defaults($profile_data, 'path', '');
+ $profile_base_friendica = $profile_data['host'] . $profile_path . '/profile/';
+ $profile_base_diaspora = $profile_data['host'] . $profile_path . '/u/';
$messages = q("SELECT `guid`, `uid`, `id`, `edited`, `deleted`, `created`, `received`, `title`, `body`, `tag`, `parent` FROM `item` WHERE `id` = %d LIMIT 1", intval($itemid));
intval(TERM_HASHTAG),
intval(TERM_MENTION));
- if ($message["deleted"])
+ if ($message['deleted']) {
return;
+ }
- $taglist = explode(",", $message["tag"]);
+ $taglist = explode(',', $message['tag']);
- $tags = "";
- foreach ($taglist as $tag)
- if ((substr(trim($tag), 0, 1) == "#") OR (substr(trim($tag), 0, 1) == "@"))
- $tags .= " ".trim($tag);
- else
- $tags .= " #".trim($tag);
+ $tags = '';
+ foreach ($taglist as $tag) {
+ if ((substr(trim($tag), 0, 1) == '#') || (substr(trim($tag), 0, 1) == '@')) {
+ $tags .= ' ' . trim($tag);
+ } else {
+ $tags .= ' #' . trim($tag);
+ }
+ }
- $data = " ".$message["title"]." ".$message["body"]." ".$tags." ";
+ $data = ' ' . $message['title'] . ' ' . $message['body'] . ' ' . $tags . ' ';
// ignore anything in a code block
- $data = preg_replace('/\[code\](.*?)\[\/code\]/sm','',$data);
+ $data = preg_replace('/\[code\](.*?)\[\/code\]/sm', '', $data);
- $tags = array();
+ $tags = [];
- $pattern = "/\W\#([^\[].*?)[\s'\".,:;\?!\[\]\/]/ism";
- if (preg_match_all($pattern, $data, $matches))
- foreach ($matches[1] as $match)
- $tags["#".strtolower($match)] = ""; // $searchpath.strtolower($match);
+ $pattern = '/\W\#([^\[].*?)[\s\'".,:;\?!\[\]\/]/ism';
+ if (preg_match_all($pattern, $data, $matches)) {
+ foreach ($matches[1] as $match) {
+ $tags['#' . strtolower($match)] = '';
+ }
+ }
- $pattern = "/\W([\#@])\[url\=(.*?)\](.*?)\[\/url\]/ism";
+ $pattern = '/\W([\#@])\[url\=(.*?)\](.*?)\[\/url\]/ism';
if (preg_match_all($pattern, $data, $matches, PREG_SET_ORDER)) {
- foreach ($matches as $match)
- $tags[$match[1].strtolower(trim($match[3], ',.:;[]/\"?!'))] = $match[2];
+ foreach ($matches as $match) {
+ $tags[$match[1] . strtolower(trim($match[3], ',.:;[]/\"?!'))] = $match[2];
+ }
}
- foreach ($tags as $tag=>$link) {
-
- if (substr(trim($tag), 0, 1) == "#") {
+ foreach ($tags as $tag => $link) {
+ if (substr(trim($tag), 0, 1) == '#') {
// try to ignore #039 or #1 or anything like that
- if(ctype_digit(substr(trim($tag),1)))
+ if (ctype_digit(substr(trim($tag), 1)))
continue;
// try to ignore html hex escapes, e.g. #x2317
- if((substr(trim($tag),1,1) == 'x' || substr(trim($tag),1,1) == 'X') && ctype_digit(substr(trim($tag),2)))
+ if ((substr(trim($tag), 1, 1) == 'x' || substr(trim($tag), 1, 1) == 'X') && ctype_digit(substr(trim($tag), 2)))
continue;
$type = TERM_HASHTAG;
$term = substr($tag, 1);
- } elseif (substr(trim($tag), 0, 1) == "@") {
+ } elseif (substr(trim($tag), 0, 1) == '@') {
$type = TERM_MENTION;
$term = substr($tag, 1);
} else { // This shouldn't happen
$term = $tag;
}
- if ($message["uid"] == 0) {
+ if ($message['uid'] == 0) {
$global = true;
q("UPDATE `term` SET `global` = 1 WHERE `otype` = %d AND `guid` = '%s'",
- intval(TERM_OBJ_POST), dbesc($message["guid"]));
+ intval(TERM_OBJ_POST), dbesc($message['guid']));
} else {
$isglobal = q("SELECT `global` FROM `term` WHERE `uid` = 0 AND `otype` = %d AND `guid` = '%s'",
- intval(TERM_OBJ_POST), dbesc($message["guid"]));
+ intval(TERM_OBJ_POST), dbesc($message['guid']));
$global = (count($isglobal) > 0);
}
- $r = q("INSERT INTO `term` (`uid`, `oid`, `otype`, `type`, `term`, `url`, `guid`, `created`, `received`, `global`)
+ q("INSERT INTO `term` (`uid`, `oid`, `otype`, `type`, `term`, `url`, `guid`, `created`, `received`, `global`)
VALUES (%d, %d, %d, %d, '%s', '%s', '%s', '%s', '%s', %d)",
- intval($message["uid"]), intval($itemid), intval(TERM_OBJ_POST), intval($type), dbesc($term),
- dbesc($link), dbesc($message["guid"]), dbesc($message["created"]), dbesc($message["received"]), intval($global));
+ intval($message['uid']), intval($itemid), intval(TERM_OBJ_POST), intval($type), dbesc($term),
+ dbesc($link), dbesc($message['guid']), dbesc($message['created']), dbesc($message['received']), intval($global));
// Search for mentions
- if ((substr($tag, 0, 1) == '@') AND (strpos($link, $profile_base_friendica) OR strpos($link, $profile_base_diaspora))) {
+ if ((substr($tag, 0, 1) == '@') && (strpos($link, $profile_base_friendica) || strpos($link, $profile_base_diaspora))) {
$users = q("SELECT `uid` FROM `contact` WHERE self AND (`url` = '%s' OR `nurl` = '%s')", $link, $link);
foreach ($users AS $user) {
- if ($user["uid"] == $message["uid"]) {
+ if ($user['uid'] == $message['uid']) {
q("UPDATE `item` SET `mention` = 1 WHERE `id` = %d", intval($itemid));
- q("UPDATE `thread` SET `mention` = 1 WHERE `iid` = %d", intval($message["parent"]));
+ q("UPDATE `thread` SET `mention` = 1 WHERE `iid` = %d", intval($message['parent']));
}
}
}
}
}
-function create_tags_from_itemuri($itemuri, $uid) {
+function create_tags_from_itemuri($itemuri, $uid)
+{
$messages = q("SELECT `id` FROM `item` WHERE uri ='%s' AND uid=%d", dbesc($itemuri), intval($uid));
- if(count($messages)) {
- foreach ($messages as $message)
- create_tags_from_item($message["id"]);
+ if (count($messages)) {
+ foreach ($messages as $message) {
+ create_tags_from_item($message['id']);
+ }
}
}
-function update_items() {
-
+function update_items()
+{
$messages = dba::p("SELECT `oid`,`item`.`guid`, `item`.`created`, `item`.`received` FROM `term` INNER JOIN `item` ON `item`.`id`=`term`.`oid` WHERE `term`.`otype` = 1 AND `term`.`guid` = ''");
- logger("fetched messages: ".dba::num_rows($messages));
+ logger('fetched messages: ' . dba::num_rows($messages));
while ($message = dba::fetch($messages)) {
-
- if ($message["uid"] == 0) {
+ if ($message['uid'] == 0) {
$global = true;
q("UPDATE `term` SET `global` = 1 WHERE `otype` = %d AND `guid` = '%s'",
- intval(TERM_OBJ_POST), dbesc($message["guid"]));
+ intval(TERM_OBJ_POST), dbesc($message['guid']));
} else {
$isglobal = q("SELECT `global` FROM `term` WHERE `uid` = 0 AND `otype` = %d AND `guid` = '%s'",
- intval(TERM_OBJ_POST), dbesc($message["guid"]));
+ intval(TERM_OBJ_POST), dbesc($message['guid']));
$global = (count($isglobal) > 0);
}
q("UPDATE `term` SET `guid` = '%s', `created` = '%s', `received` = '%s', `global` = %d WHERE `otype` = %d AND `oid` = %d",
- dbesc($message["guid"]), dbesc($message["created"]), dbesc($message["received"]),
- intval($global), intval(TERM_OBJ_POST), intval($message["oid"]));
+ dbesc($message['guid']), dbesc($message['created']), dbesc($message['received']),
+ intval($global), intval(TERM_OBJ_POST), intval($message['oid']));
}
dba::close($messages);
$messages = dba::p("SELECT `guid` FROM `item` WHERE `uid` = 0");
- logger("fetched messages: ".dba::num_rows($messages));
+ logger('fetched messages: ' . dba::num_rows($messages));
while ($message = dba::fetch(messages)) {
- q("UPDATE `item` SET `global` = 1 WHERE `guid` = '%s'", dbesc($message["guid"]));
+ q("UPDATE `item` SET `global` = 1 WHERE `guid` = '%s'", dbesc($message['guid']));
}
dba::close($messages);
}
+
+/**
+ * @brief Get alphabetical sorted array of used tags/terms of an user including
+ * a weighting by frequency of use.
+ *
+ * @param int $uid The user ID.
+ * @param int $count Max number of displayed tags/terms.
+ * @param int $owner_id The contact id of the owner of the tagged items.
+ * @param string $flags Special item flags.
+ * @param int $type The tag/term type.
+ *
+ * @return arr Alphabetical sorted array of used tags of an user.
+ */
+function tagadelic($uid, $count = 0, $owner_id = 0, $flags = '', $type = TERM_HASHTAG)
+{
+ require_once 'include/security.php';
+
+ $item_condition = item_condition();
+ $sql_options = item_permissions_sql($uid);
+ $limit = $count ? sprintf('LIMIT %d', intval($count)) : '';
+
+ if ($flags) {
+ if ($flags === 'wall') {
+ $sql_options .= ' AND `item`.`wall` ';
+ }
+ }
+
+ if ($owner_id) {
+ $sql_options .= ' AND `item`.`owner-id` = ' . intval($owner_id) . ' ';
+ }
+
+ // Fetch tags
+ $r = dba::p("SELECT `term`, COUNT(`term`) AS `total` FROM `term`
+ LEFT JOIN `item` ON `term`.`oid` = `item`.`id`
+ WHERE `term`.`uid` = ? AND `term`.`type` = ?
+ AND `term`.`otype` = ?
+ AND $item_condition $sql_options
+ GROUP BY `term` ORDER BY `total` DESC $limit",
+ $uid,
+ $type,
+ TERM_OBJ_POST
+ );
+ if (!DBM::is_result($r)) {
+ return [];
+ }
+
+ return tag_calc($r);
+}
+
+/**
+ * @brief Construct a tag/term cloud block for an user.
+ *
+ * @param int $uid The user ID.
+ * @param int $count Max number of displayed tags/terms.
+ * @param int $owner_id The contact ID of the owner of the tagged items.
+ * @param string $flags Special item flags.
+ * @param int $type The tag/term type.
+ *
+ * @return string HTML formatted output.
+ */
+function wtagblock($uid, $count = 0, $owner_id = 0, $flags = '', $type = TERM_HASHTAG)
+{
+ $o = '';
+ $r = tagadelic($uid, $count, $owner_id, $flags, $type);
+ if (count($r)) {
+ $contact = dba::selectFirst('contact', ['url'], ['id' => $uid]);
+ $url = System::removedBaseUrl($contact['url']);
+
+ foreach ($r as $rr) {
+ $tag['level'] = $rr[2];
+ $tag['url'] = $url . '?tag=' . urlencode($rr[0]);
+ $tag['name'] = $rr[0];
+
+ $tags[] = $tag;
+ }
+
+ $tpl = get_markup_template('tagblock_widget.tpl');
+ $o = replace_macros($tpl, [
+ '$title' => L10n::t('Tags'),
+ '$tags' => $tags
+ ]);
+ }
+ return $o;
+}
+
+/**
+ * @brief Calculate weighting of tags according to the frequency of use.
+ *
+ * @param array $arr Array of tags/terms with tag/term name and total count of use.
+ * @return array Alphabetical sorted array of used tags/terms of an user.
+ */
+function tag_calc($arr)
+{
+ $tags = [];
+ $min = 1e9;
+ $max = -1e9;
+ $x = 0;
+
+ if (!$arr) {
+ return [];
+ }
+
+ foreach ($arr as $rr) {
+ $tags[$x][0] = $rr['term'];
+ $tags[$x][1] = log($rr['total']);
+ $tags[$x][2] = 0;
+ $min = min($min, $tags[$x][1]);
+ $max = max($max, $tags[$x][1]);
+ $x ++;
+ }
+
+ usort($tags, 'tags_sort');
+ $range = max(.01, $max - $min) * 1.0001;
+
+ for ($x = 0; $x < count($tags); $x ++) {
+ $tags[$x][2] = 1 + floor(9 * ($tags[$x][1] - $min) / $range);
+ }
+
+ return $tags;
+}
+
+/**
+ * @brief Compare function to sort tags/terms alphabetically.
+ *
+ * @param type $a
+ * @param type $b
+ *
+ * @return int
+ */
+function tags_sort($a, $b)
+{
+ if (strtolower($a[0]) == strtolower($b[0])) {
+ return 0;
+ }
+ return ((strtolower($a[0]) < strtolower($b[0])) ? -1 : 1);
+}
+
+/**
+ * @brief Insert a tag cloud widget for the present profile.
+ *
+ * @param int $limit Max number of displayed tags.
+ * @return string HTML formattat output.
+ */
+function tagcloud_wall_widget($limit = 50)
+{
+ $a = get_app();
+
+ if (!$a->profile['profile_uid'] || !$a->profile['url']) {
+ return '';
+ }
+
+ if (Feature::isEnabled($a->profile['profile_uid'], 'tagadelic')) {
+ $owner_id = Contact::getIdForURL($a->profile['url']);
+
+ if (!$owner_id) {
+ return '';
+ }
+ return wtagblock($a->profile['profile_uid'], $limit, $owner_id, 'wall');
+ }
+
+ return '';
+}