Friendica Communications Platform (please note that this is a clone of the repository at github, issues are handled there) https://friendi.ca
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<?php
require_once('include/security.php');
require_once('include/bbcode.php');
require_once('include/items.php');
function like_content(&$a) {
if(! local_user() && ! remote_user()) {
return;
}
$verb = notags(trim($_GET['verb']));
if(! $verb)
$verb = 'like';
switch($verb) {
case 'like':
$activity = ACTIVITY_LIKE;
break;
case 'dislike':
$activity = ACTIVITY_DISLIKE;
break;
case 'unlike':
$activity = ACTIVITY_LIKE;
break;
case 'undislike':
$activity = ACTIVITY_DISLIKE;
break;
default:
return;
break;
}
$item_id = (($a->argc > 1) ? notags(trim($a->argv[1])) : 0);
logger('like: verb ' . $verb . ' item ' . $item_id);
$r = q("SELECT * FROM `item` WHERE ( `id` = '%s' OR `uri` = '%s') AND `id` = `parent` LIMIT 1",
dbesc($item_id),
dbesc($item_id)
);
if(! $item_id || (! count($r))) {
logger('like: no item ' . $item_id);
return;
}
$item = $r[0];
$owner_uid = $item['uid'];
if(! can_write_wall($a,$owner_uid)) {
return;
}
$r = q("SELECT `contact`.*, `user`.`nickname` FROM `contact` LEFT JOIN `user` ON `contact`.`uid` = `user`.`uid`
WHERE `contact`.`self` = 1 AND `contact`.`uid` = %d LIMIT 1",
intval($owner_uid)
);
if(count($r))
$owner = $r[0];
if(! $owner) {
logger('like: no owner');
return;
}
if((local_user()) && (local_user() == $owner_uid)) {
$contact = $owner;
}
else {
$r = q("SELECT * FROM `contact` WHERE `id` = %d AND `uid` = %d LIMIT 1",
intval($_SESSION['visitor_id']),
intval($owner_uid)
);
if(count($r))
$contact = $r[0];
}
if(! $contact) {
return;
}
$r = q("SELECT `id` FROM `item` WHERE `verb` = '%s' AND `deleted` = 0
AND `contact-id` = %d AND ( `parent` = '%s' OR `parent-uri` = '%s') LIMIT 1",
dbesc($activity),
intval($contact['id']),
dbesc($item_id),
dbesc($item_id)
);
if(count($r)) {
// Already voted, undo it
$r = q("UPDATE `item` SET `deleted` = 1, `changed` = '%s' WHERE `id` = %d LIMIT 1",
dbesc(datetime_convert()),
intval($r[0]['id'])
);
proc_run('php',"include/notifier.php","like","$post_id");
return;
}
$uri = item_new_uri($a->get_hostname(),$owner_uid);
$post_type = (($item['resource-id']) ? t('photo') : t('status'));
$objtype = (($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'];
$obj = <<< EOT
<object>
<type>$objtype</type>
<local>1</local>
<id>{$item['uri']}</id>
<link>$link</link>
<title></title>
<content>$body</content>
</object>
EOT;
if($verb === 'like')
$bodyverb = t('%1$s likes %2$s\'s %3$s');
if($verb === 'dislike')
$bodyverb = t('%1$s doesn\'t like %2$s\'s %3$s');
if(! isset($bodyverb))
return;
$arr = array();
$arr['uri'] = $uri;
$arr['uid'] = $owner_uid;
$arr['contact-id'] = $contact['id'];
$arr['type'] = 'activity';
$arr['wall'] = 1;
$arr['gravity'] = GRAVITY_LIKE;
$arr['parent'] = $item['id'];
$arr['parent-uri'] = $item['uri'];
$arr['owner-name'] = $owner['name'];
$arr['owner-link'] = $owner['url'];
$arr['owner-avatar'] = $owner['thumb'];
$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=' . $a->get_baseurl() . '/display/' . $owner['nickname'] . '/' . $item['id'] . ']' . $post_type . '[/url]';
$arr['body'] = sprintf( $bodyverb, $ulink, $alink, $plink );
$arr['verb'] = $activity;
$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'] = 0;
$post_id = item_store($arr);
if(! $item['visible']) {
$r = q("UPDATE `item` SET `visible` = 1 WHERE `id` = %d AND `uid` = %d LIMIT 1",
intval($item['id']),
intval($owner_uid)
);
}
call_hooks('post_local_end', $arr);
proc_run('php',"include/notifier.php","like","$post_id");
return; // NOTREACHED
}