PHP Subject::reschedule_positions方法代码示例

 /**
  * This is a cron that sets the next subject to be showed 
  * and the next subject to be cached(subject_id and subject_id_2)
  * 
  */
 public function actionSetNextSubject()
 {
     if ($_SERVER['REMOTE_ADDR'] != '127.0.0.1') {
         die;
     }
     //Only allow to run this locally
     $command = Yii::app()->db->createCommand();
     //If the table its empty by any reason(initial import), insert something to make the UPDATE work
     if (!$command->select('count(*) as num')->from('live_subject')->queryScalar()) {
         $command->insert('live_subject', array('subject_id' => 0, 'subject_id_2' => 0));
     }
     //Position all subs on its time
     Subject::reschedule_positions();
     $round_utc_time = SiteLibrary::utc_time_interval();
     //Remote case: This update is just in case cron didn't run in x times of interva(s)
     //This frees up subs that never were used because they were fixed position but cron failed to run and time passed by
     Subject::model()->updateAll(array('position' => '0', 'user_position' => '0', 'manager_position' => '0'), 'position < ' . $round_utc_time . ' AND user_position < ' . $round_utc_time . ' AND manager_position < ' . $round_utc_time);
     $subject = Subject::model()->find(array('condition' => 'position >= ' . $round_utc_time . ' AND content_type_id <> 2 AND approved=1 AND authorized=1 AND disabled=0 AND deleted=0', 'order' => 'position ASC'));
     $live_subject = Yii::app()->db->createCommand()->select('*')->from('live_subject')->queryRow();
     $command->delete('live_comment');
     $command->update('live_subject', array('comment_id' => 0, 'comment_number' => 0));
     //TEMPORAL:Refill the live_comments table with old comments about this subject if this subject is repeated
     $past_comments = Yii::app()->db->createCommand()->select('t1.id,code,time,comment,comment_number,username,likes,dislikes')->from('comment t1')->where('subject_id =' . $subject->id)->leftJoin('country t2', 'country_id=t2.id')->leftJoin('user t3', 'user_id=t3.id')->order('time ASC')->queryAll();
     echo "<br>gggg";
     print_r($past_comments);
     $i = 0;
     foreach ($past_comments as $past_comment) {
         $i++;
         $country_code = $past_comment['code'] ? $past_comment['code'] : "WW";
         $command->insert('live_comment', array('comment_id' => $past_comment['id'], 'username' => $past_comment['username'], 'subject_id' => $subject->id, 'comment_country' => $country_code, 'comment_time' => $past_comment['time'], 'comment_text' => $past_comment['comment'], 'comment_number' => $i, 'likes' => $past_comment['likes'], 'dislikes' => $past_comment['dislikes']));
         //we neet to use our own sequence because there might be repeated numbers
         $comment_id = $past_comment['id'];
     }
     if ($i > 0) {
         $command->update('live_subject', array('comment_id' => $comment_id, 'comment_number' => $i));
     }
     $command->update('live_subject', array('subject_id' => $subject->id, 'scheduled_time' => SiteLibrary::utc_time_interval(), 'subject_data' => serialize($subject)));
     //Reset position as subject is going to live now
     Subject::model()->updateByPk($subject->id, array('show_time' => SiteLibrary::utc_time(), 'user_position' => 0, 'manager_position' => 0));
     //Notify subject owner via email that his subject its gonna get LIVE
     $user = User::model()->findByPk($subject->user_id);
     if ($user->id != 1 and $user->notify_subject_live == 1) {
         $mail_message = Yii::t('subject', "Hi {username}, \nWe are writing to notify you that your subject got approved and that it is\ngoing to be placed in the live stream(Homepage) in the next 5 minutes.\nDetails\nSubject Title: {title}\nUploaded time: {uploaded_time} UTC\nCurrent time: {current_time} UTC (time of this message)\nEstimated time: {estimated_time} UTC (about 5 minutes)\nIt is even more cool if you chat with your friends about your upcomming subject.\nSo, invite them to go to samesub.com now, you still have 4 minutes.\nIf you do not want to receive this type of notification you can update the settings in\nyour user profile anytime you want.", array('{username}' => $user->username, '{title}' => $subject->title, '{uploaded_time}' => date("Y/m/d H:i", $subject->time_submitted), '{current_time}' => date("Y/m/d H:i", SiteLibrary::utc_time()), '{estimated_time}' => date("Y/m/d H:i", SiteLibrary::utc_time() + 300)));
         $mail_message .= "\n\n";
         $mail_message .= Yii::t('site', "Thanks\nSincerely\nSamesub Team\nwww.samesub.com");
         if (SiteLibrary::send_email($user->email, "Your subject is going LIVE", $mail_message)) {
             echo "An email has been sent.";
         } else {
             echo "Email could not be sent.";
         }
     }
     echo 'Done setting next subject_id_2 : ' . $subject->id;
     //There are some pages that need to be refreshed from the cache such as /subject/index, so that it content reflects the updated data.
     $optional_prefix = "index.php";
     $cmd = Yii::app()->params['cache_refresher'] . ' "' . $optional_prefix . '/subject/index' . '"';
     if (Yii::app()->params['cache_refresher']) {
         exec($cmd);
     }
 }

 /**
  * Move forward the position of a subject in the timeboard schedule
  * This function automatically moves forward all subjects ahead of the subject in question if its needed or if they must be moved
  * @param integer $id The id of the subject to move
  * @param boolean $reschedule wether to reschedule positions or not(this is to add a little overload protection, ie:if calling this function subsequently we just need to reschedule once)
  * @return boolean true on success false on failure 
  */
 public function move_position_forward($id, $reschedule = true)
 {
     if (!($move_sub = Subject::model()->findByPk($id))) {
         return false;
     }
     //If next position is occupied by a fixed sub(user_position OR manager_position) then move that one, iterate again until a no fixed position is found then loop is finished.
     //Then update the position of the received sub id
     //Then do a positions reschedule
     $timed_subs = Subject::model()->findAll(array('condition' => 'position > ' . $move_sub->position, 'order' => 'position ASC'));
     $next_pos = $move_sub->position + Yii::app()->params['subject_interval'] * 60;
     foreach ($timed_subs as $timed_sub) {
         if (($timed_sub->user_position or $timed_sub->manager_position) and $timed_sub->position == $next_pos) {
             Subject::model()->updateByPk($timed_sub->id, array('position' => $next_pos + Yii::app()->params['subject_interval'] * 60));
             $next_pos = $next_pos + Yii::app()->params['subject_interval'] * 60;
             continue;
         } else {
             Subject::model()->updateByPk($move_sub->id, array('position' => $move_sub->position + Yii::app()->params['subject_interval'] * 60));
             break;
             //We found a hole ,end the loop
         }
     }
     if ($reschedule) {
         Subject::reschedule_positions();
     }
     return true;
     /*
     //Move all subs with user/manager position UNset
     //Note: user/manager UNset are always together and always in the most beginin possible of the current clock time
     Subject::model()->updateAll(array('position'=>new CDbExpression('position + '.(Yii::app()->params['subject_interval'] * 60) )), 'position >= '.$move_sub->position.' AND user_position = 0 AND manager_position = 0');
     */
 }