/**
* Promotes an image to blog-image
* @param string $key The key to be promoted
* @return boolean If the change was sucessfuly commited
*/
private function _promote($key = NULL)
{
$promotedKey = 'blog-image';
// Only proceed if we have valid date
if ($this->_id == NULL || $key == NULL) {
return false;
}
$model = ContentMetadata::model()->findByAttributes(array('content_id' => $this->_id, 'key' => $key));
// If the current model is already blog-image, return true (consider it a successful promotion, even though we didn't do anything)
if ($model->key == $promotedKey) {
return true;
}
$model2 = ContentMetadata::model()->findByAttributes(array('content_id' => $this->_id, 'key' => $promotedKey));
if ($model2 === NULL) {
$model2 = new ContentMetadata();
$model2->content_id = $this->_id;
$model2->key = $promotedKey;
}
$model2->value = $model->value;
if (!$model2->save()) {
return false;
}
return true;
}
/**
* Saves or deletes the view in the db if necessary
*/
private function saveView()
{
$model = ContentMetadata::model()->findByAttributes(array('content_id' => $this->id, 'key' => 'view'));
// If we don't have anything in ContentMetadata and the layout file is blog
if ($model === NULL && $this->viewFile === 'blog') {
return;
}
if ($model === NULL) {
$model = new ContentMetadata();
$model->content_id = $this->id;
$model->key = 'view';
}
// If this is an existing record, and we're changing it to blog, delete it instead of saving.
if ($this->viewFile == 'blog' && !$model->isNewRecord) {
return $model->delete();
}
$model->value = $this->viewFile;
return $model->save();
}
/**
* Provides functionality for "liking and un-liking" a post
* @param int $id The Content ID
*/
public function actionLike($id = NULL)
{
$this->layout = false;
header('Content-type: application/json');
// Load the content
$content = ContentMetadata::model()->findByAttributes(array('content_id' => $id, 'key' => 'likes'));
if ($content === NULL) {
$content = new ContentMetadata();
$content->content_id = $id;
$content->key = 'likes';
$content->value = 0;
}
if ($id === NULL || $content === NULL) {
echo CJavaScript::jsonEncode(array('status' => 'error', 'message' => Yii::t('ciims.controllers.Content', 'Unable to access post')));
return Yii::app()->end();
}
// Load the user likes, create one if it does not exist
$user = UserMetadata::model()->findByAttributes(array('user_id' => Yii::app()->user->id, 'key' => 'likes'));
if ($user === NULL) {
$user = new UserMetadata();
$user->user_id = Yii::app()->user->id;
$user->key = 'likes';
$user->value = json_encode(array());
}
$type = "inc";
$likes = json_decode($user->value, true);
if (in_array($id, array_values($likes))) {
$type = "dec";
$content->value -= 1;
if ($content->value <= 0) {
$content->value = 0;
}
$element = array_search($id, $likes);
unset($likes[$element]);
} else {
$content->value += 1;
array_push($likes, $id);
}
$user->value = json_encode($likes);
if (!$user->save()) {
echo CJavaScript::jsonEncode(array('status' => 'error', 'message' => Yii::t('ciims.controllers.Content', 'Unable to save user like')));
return Yii::app()->end();
}
if (!$content->save()) {
echo CJavaScript::jsonEncode(array('status' => 'error', 'message' => Yii::t('ciims.controllers.Content', 'Unable to save like')));
return Yii::app()->end();
}
echo CJavaScript::jsonEncode(array('status' => 'success', 'type' => $type, 'message' => Yii::t('ciims.controllers.Content', 'Liked saved')));
return Yii::app()->end();
}
