/**
* Used by HTTP clients to upload a new image to the server
* @class Q/image
* @method post
* @param {array} [$params] Parameters that can come from the request
* @param {string} [$params.icon.data] Required if $_FILES is empty. Base64-encoded data URI - see RFC 2397
* @param {string} [$params.icon.path="uploads"] parent path under web dir (see subpath)
* @param {string} [$params.icon.subpath=""] subpath that should follow the path, to save the image under
* @param {string} [$params.icon.merge=""] path under web dir for an optional image to use as a background
* @param {string} [$params.icon.crop] array with keys "x", "y", "w", "h" to crop the original image
* @param {string} [$params.icon.save=array("x" => "")] array of $size => $basename pairs
* where the size is of the format "WxH", and either W or H can be empty.
*/
function Q_image_post($params = null)
{
$p = $params ? $params : Q::take($_REQUEST, array('data', 'path', 'subpath', 'merge', 'crop', 'save'));
if (!empty($_FILES)) {
$file = reset($_FILES);
$tmp = $file['tmp_name'];
if (empty($p['data'])) {
$p['data'] = file_get_contents($tmp);
}
unlink($tmp);
} else {
if (empty($p['data'])) {
throw new Q_Exception_RequiredField(array('field' => 'data'), 'data');
}
$p['data'] = base64_decode(chunk_split(substr($p['data'], strpos($p['data'], ',') + 1)));
}
$timeLimit = Q_Config::get('Q', 'uploads', 'limits', 'image', 'time', 5 * 60 * 60);
set_time_limit($timeLimit);
// default is 5 min
$data = Q_Image::save($p);
if (empty($params)) {
Q_Response::setSlot('data', $data);
}
return $data;
}
/**
* Used to create a new stream
*
* @param {array} $_REQUEST
* @param {String} [$_REQUEST.title] Required. The title of the interest.
* @param {String} [$_REQUEST.publisherId] Optional. Defaults to the app name.
* @param {String} [$_REQUEST.subscribe] Optional. Defauls to false. Whether to subscribe rather than just join the interest stream.
* @return {void}
*/
function Streams_interest_post()
{
$user = Users::loggedInUser(true);
$title = Q::ifset($_REQUEST, 'title', null);
if (!isset($title)) {
throw new Q_Exception_RequiredField(array('field' => 'title'));
}
$app = Q_Config::expect('Q', 'app');
$publisherId = Q::ifset($_REQUEST, 'publisherId', $app);
$name = 'Streams/interest/' . Q_Utils::normalize($title);
$stream = Streams::fetchOne(null, $publisherId, $name);
if (!$stream) {
$stream = Streams::create($publisherId, $publisherId, 'Streams/interest', array('name' => $name, 'title' => $title));
$parts = explode(': ', $title, 2);
$keywords = implode(' ', $parts);
try {
$data = Q_Image::pixabay($keywords, array('orientation' => 'horizontal', 'min_width' => '500', 'safesearch' => 'true', 'image_type' => 'photo'), true);
} catch (Exception $e) {
Q::log("Exception during Streams/interest post: " . $e->getMessage());
$data = null;
}
if (!empty($data)) {
$sizes = Q_Config::expect('Streams', 'icons', 'sizes');
ksort($sizes);
$params = array('data' => $data, 'path' => "plugins/Streams/img/icons", 'subpath' => $name, 'save' => $sizes, 'skipAccess' => true);
Q_Image::save($params);
$stream->icon = $name;
}
$stream->save();
}
$subscribe = !!Q::ifset($_REQUEST, 'subscribe', false);
if ($subscribe) {
if (!$stream->subscription($user->id)) {
$stream->subscribe();
}
} else {
$stream->join();
}
$myInterestsName = 'Streams/user/interests';
$myInterests = Streams::fetchOne($user->id, $user->id, $myInterestsName);
if (!$myInterests) {
$myInterests = new Streams_Stream();
$myInterests->publisherId = $user->id;
$myInterests->name = $myInterestsName;
$myInterests->type = 'Streams/category';
$myInterests->title = 'My Interests';
$myInterests->save();
}
Streams::relate($user->id, $user->id, 'Streams/user/interests', 'Streams/interest', $publisherId, $name, array('weight' => '+1'));
Q_Response::setSlot('publisherId', $publisherId);
Q_Response::setSlot('streamName', $name);
/**
* Occurs when the logged-in user has successfully added an interest via HTTP
* @event Streams/interest/post {after}
* @param {string} publisherId The publisher of the interest stream
* @param {string} title The title of the interest
* @param {boolean} subscribe Whether the user subscribed to the interest stream
* @param {Users_User} user The logged-in user
* @param {Streams_Stream} stream The interest stream
* @param {Streams_Stream} myInterests The user's "Streams/user/interests" stream
*/
Q::event("Streams/interest/add", compact('publisherId', 'title', 'subscribe', 'user', 'stream', 'myInterests'), 'after');
}
