friendica/mod/tagger.php

210 lines
5.2 KiB
PHP

<?php
/**
* @file mod/tagger.php
*/
use Friendica\App;
use Friendica\Core\Addon;
use Friendica\Core\L10n;
use Friendica\Core\Logger;
use Friendica\Core\System;
use Friendica\Core\Worker;
use Friendica\Database\DBA;
use Friendica\Model\Item;
use Friendica\Util\Strings;
use Friendica\Util\XML;
function tagger_content(App $a) {
if (!local_user() && !remote_user()) {
return;
}
$term = Strings::escapeTags(trim($_GET['term']));
// no commas allowed
$term = str_replace([',',' '],['','_'],$term);
if (!$term) {
return;
}
$item_id = (($a->argc > 1) ? Strings::escapeTags(trim($a->argv[1])) : 0);
Logger::log('tagger: tag ' . $term . ' item ' . $item_id);
$item = Item::selectFirst([], ['id' => $item_id]);
if (!$item_id || !DBA::isResult($item)) {
Logger::log('tagger: no item ' . $item_id);
return;
}
$owner_uid = $item['uid'];
$owner_nick = '';
$blocktags = 0;
$r = q("select `nickname`,`blocktags` from user where uid = %d limit 1",
intval($owner_uid)
);
if (DBA::isResult($r)) {
$owner_nick = $r[0]['nickname'];
$blocktags = $r[0]['blocktags'];
}
if (local_user() != $owner_uid) {
return;
}
$r = q("select * from contact where self = 1 and uid = %d limit 1",
intval(local_user())
);
if (DBA::isResult($r)) {
$contact = $r[0];
} else {
Logger::log('tagger: no contact_id');
return;
}
$uri = Item::newURI($owner_uid);
$xterm = XML::escape($term);
$post_type = (($item['resource-id']) ? L10n::t('photo') : L10n::t('status'));
$targettype = (($item['resource-id']) ? ACTIVITY_OBJ_IMAGE : ACTIVITY_OBJ_NOTE );
if ($owner_nick) {
$href = System::baseUrl() . '/display/' . $owner_nick . '/' . $item['id'];
} else {
$href = System::baseUrl() . '/display/' . $item['guid'];
}
$link = XML::escape('<link rel="alternate" type="text/html" href="'. $href . '" />' . "\n");
$body = XML::escape($item['body']);
$target = <<< EOT
<target>
<type>$targettype</type>
<local>1</local>
<id>{$item['uri']}</id>
<link>$link</link>
<title></title>
<content>$body</content>
</target>
EOT;
$tagid = System::baseUrl() . '/search?tag=' . $xterm;
$objtype = ACTIVITY_OBJ_TAGTERM;
$obj = <<< EOT
<object>
<type>$objtype</type>
<local>1</local>
<id>$tagid</id>
<link>$tagid</link>
<title>$xterm</title>
<content>$xterm</content>
</object>
EOT;
$bodyverb = L10n::t('%1$s tagged %2$s\'s %3$s with %4$s');
if (!isset($bodyverb)) {
return;
}
$termlink = html_entity_decode('&#x2317;') . '[url=' . System::baseUrl() . '/search?tag=' . $term . ']'. $term . '[/url]';
$arr = [];
$arr['guid'] = System::createUUID();
$arr['uri'] = $uri;
$arr['uid'] = $owner_uid;
$arr['contact-id'] = $contact['id'];
$arr['wall'] = $item['wall'];
$arr['gravity'] = GRAVITY_COMMENT;
$arr['parent'] = $item['id'];
$arr['parent-uri'] = $item['uri'];
$arr['owner-name'] = $item['author-name'];
$arr['owner-link'] = $item['author-link'];
$arr['owner-avatar'] = $item['author-avatar'];
$arr['author-name'] = $contact['name'];
$arr['author-link'] = $contact['url'];
$arr['author-avatar'] = $contact['thumb'];
$ulink = '[url=' . $contact['url'] . ']' . $contact['name'] . '[/url]';
$alink = '[url=' . $item['author-link'] . ']' . $item['author-name'] . '[/url]';
$plink = '[url=' . $item['plink'] . ']' . $post_type . '[/url]';
$arr['body'] = sprintf( $bodyverb, $ulink, $alink, $plink, $termlink );
$arr['verb'] = ACTIVITY_TAG;
$arr['target-type'] = $targettype;
$arr['target'] = $target;
$arr['object-type'] = $objtype;
$arr['object'] = $obj;
$arr['private'] = $item['private'];
$arr['allow_cid'] = $item['allow_cid'];
$arr['allow_gid'] = $item['allow_gid'];
$arr['deny_cid'] = $item['deny_cid'];
$arr['deny_gid'] = $item['deny_gid'];
$arr['visible'] = 1;
$arr['unseen'] = 1;
$arr['origin'] = 1;
$post_id = Item::insert($arr);
if (!$item['visible']) {
Item::update(['visible' => true], ['id' => $item['id']]);
}
$term_objtype = ($item['resource-id'] ? TERM_OBJ_PHOTO : TERM_OBJ_POST);
$t = q("SELECT count(tid) as tcount FROM term WHERE oid=%d AND term='%s'",
intval($item['id']),
DBA::escape($term)
);
if (!$blocktags && $t[0]['tcount'] == 0) {
q("INSERT INTO term (oid, otype, type, term, url, uid) VALUE (%d, %d, %d, '%s', '%s', %d)",
intval($item['id']),
$term_objtype,
TERM_HASHTAG,
DBA::escape($term),
'',
intval($owner_uid)
);
}
// if the original post is on this site, update it.
$original_item = Item::selectFirst(['tag', 'id', 'uid'], ['origin' => true, 'uri' => $item['uri']]);
if (DBA::isResult($original_item)) {
$x = q("SELECT `blocktags` FROM `user` WHERE `uid`=%d LIMIT 1",
intval($original_item['uid'])
);
$t = q("SELECT COUNT(`tid`) AS `tcount` FROM `term` WHERE `oid`=%d AND `term`='%s'",
intval($original_item['id']),
DBA::escape($term)
);
if (DBA::isResult($x) && !$x[0]['blocktags'] && $t[0]['tcount'] == 0){
q("INSERT INTO term (`oid`, `otype`, `type`, `term`, `url`, `uid`) VALUE (%d, %d, %d, '%s', '%s', %d)",
intval($original_item['id']),
$term_objtype,
TERM_HASHTAG,
DBA::escape($term),
'',
intval($owner_uid)
);
}
}
$arr['id'] = $post_id;
Addon::callHooks('post_local_end', $arr);
Worker::add(PRIORITY_HIGH, "Notifier", "tag", $post_id);
killme();
return; // NOTREACHED
}