friendica/mod/tagger.php

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<?php
require_once('include/security.php');
require_once('include/bbcode.php');
require_once('include/items.php');
function tagger_content(&$a) {
if(! local_user() && ! remote_user()) {
return;
}
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$term = notags(trim($_GET['term']));
// no commas allowed
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$term = str_replace(array(',',' '),array('','_'),$term);
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if(! $term)
return;
$item_id = (($a->argc > 1) ? notags(trim($a->argv[1])) : 0);
logger('tagger: tag ' . $term . ' item ' . $item_id);
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$r = q("SELECT * FROM `item` WHERE `id` = '%s' LIMIT 1",
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dbesc($item_id)
);
if(! $item_id || (! count($r))) {
logger('tagger: no item ' . $item_id);
return;
}
$item = $r[0];
$owner_uid = $item['uid'];
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$r = q("select `nickname`,`blocktags` from user where uid = %d limit 1",
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intval($owner_uid)
);
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if(count($r)) {
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$owner_nick = $r[0]['nickname'];
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$blocktags = $r[0]['blocktags'];
}
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if(local_user() != $owner_uid)
return;
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if(remote_user()) {
$r = q("select * from contact where id = %d AND `uid` = %d limit 1",
intval(remote_user()),
intval($item['uid'])
);
}
else {
$r = q("select * from contact where self = 1 and uid = %d limit 1",
intval(local_user())
);
}
if(count($r))
$contact = $r[0];
else {
logger('tagger: no contact_id');
return;
}
$uri = item_new_uri($a->get_hostname(),$owner_uid);
$post_type = (($item['resource-id']) ? t('photo') : t('status'));
$targettype = (($item['resource-id']) ? ACTIVITY_OBJ_PHOTO : ACTIVITY_OBJ_NOTE );
$link = xmlify('<link rel="alternate" type="text/html" href="'
. $a->get_baseurl() . '/display/' . $owner['nickname'] . '/' . $item['id'] . '" />' . "\n") ;
$body = $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 = $a->get_baseurl() . '/search?search=' . $term;
$objtype = ACTIVITY_OBJ_TAGTERM;
$obj = <<< EOT
<object>
<type>$objtype</type>
<local>1</local>
<id>$tagid</id>
<link>$tagid</link>
<title>$term</title>
<content>$term</content>
</object>
EOT;
$bodyverb = t('%1$s tagged %2$s\'s %3$s with %4$s');
if(! isset($bodyverb))
return;
$termlink = '&#x2317;[url=' . $a->get_baseurl() . '/search?search=' . urlencode($term) . ']'. $term . '[/url]';
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$arr = array();
$arr['uri'] = $uri;
$arr['uid'] = $owner_uid;
$arr['contact-id'] = $contact['id'];
$arr['type'] = 'activity';
$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['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['last-child'] = 1;
$arr['origin'] = 1;
$post_id = item_store($arr);
q("UPDATE `item` set plink = '%s' where id = %d limit 1",
dbesc($a->get_baseurl() . '/display/' . $owner_nick . '/' . $post_id),
intval($post_id)
);
if(! $item['visible']) {
$r = q("UPDATE `item` SET `visible` = 1 WHERE `id` = %d AND `uid` = %d LIMIT 1",
intval($item['id']),
intval($owner_uid)
);
}
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if((! $blocktags) && (! stristr($item['tag'], ']' . $term . '[' ))) {
q("update item set tag = '%s' where id = %d limit 1",
dbesc($item['tag'] . (strlen($item['tag']) ? ',' : '') . '#[url=' . $a->get_baseurl() . '/search?search=' . $term . ']'. $term . '[/url]'),
intval($item['id'])
);
}
// if the original post is on this site, update it.
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$r = q("select `tag`,`id`,`uid` from item where `origin` = 1 AND `uri` = '%s' LIMIT 1",
dbesc($item['uri'])
);
if(count($r)) {
$x = q("SELECT `blocktags` FROM `user` WHERE `uid` = %d limit 1",
intval($r[0]['uid'])
);
if(count($x) && !$x[0]['blocktags'] && (! stristr($r[0]['tag'], ']' . $term . '['))) {
q("update item set tag = '%s' where id = %d limit 1",
dbesc($r[0]['tag'] . (strlen($r[0]['tag']) ? ',' : '') . '#[url=' . $a->get_baseurl() . '/search?search=' . $term . ']'. $term . '[/url]'),
intval($r[0]['id'])
);
}
}
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$arr['id'] = $post_id;
call_hooks('post_local_end', $arr);
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proc_run('php',"include/notifier.php","tag","$post_id");
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killme();
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return; // NOTREACHED
}