XXXX-260 - Recalculate schedule API as part of bugfix

Conflicts:
	airtime_mvc/application/configs/constants.php
	airtime_mvc/application/controllers/ApiController.php
	airtime_mvc/application/models/Scheduler.php

airtime_mvc/application/configs/constants.php

@@ -42,6 +42,7 @@ define('DEFAULT_MICROTIME_FORMAT', 'Y-m-d H:i:s.u');
 define('DEFAULT_ICECAST_PORT', 8000);
 define('DEFAULT_ICECAST_PASS', 'hackme');
 define('DEFAULT_SHOW_COLOR', '76aca5');
+define('DEFAULT_INTERVAL_FORMAT', 'H:i:s.u');
 
 // Metadata Keys for files
 define('MDATA_KEY_FILEPATH'    , 'filepath');

airtime_mvc/application/controllers/ApiController.php

@@ -73,6 +73,7 @@ class ApiController extends Zend_Controller_Action
                 ->addActionContext('update-replay-gain-value'      , 'json')
                 ->addActionContext('update-cue-values-by-silan'    , 'json')
                 ->addActionContext('get-usability-hint'            , 'json')
+                ->addActionContext('recalculate-schedule'          , 'json') //RKTN-260
             ->initContext();
     }
 
@@ -1520,5 +1521,27 @@ class ApiController extends Zend_Controller_Action
             $m3uFile .= $stream['url'] . "\r\n\r\n";
         }
         echo $m3uFile;
+    public function recalculateScheduleAction()
+    {
+        $scheduler = new Application_Model_Scheduler();
+        $now = new DateTime("now", new DateTimeZone("UTC"));
+
+        $showInstances =  CcShowInstancesQuery::create()
+            ->filterByDbStarts($now, Criteria::GREATER_THAN)
+            //->filterByDbModifiedInstance(false)
+            ->orderByDbStarts()
+            ->find();
+            //->find($this->con);
+        $total = $showInstances->count();
+        $progress = 0;
+        foreach ($showInstances as $instance) {
+            echo(round(floatval($progress / $total)*100) . "% - " . $instance->getDbId() . "\n<br>");
+            flush();
+            ob_flush();
+            //while(@ob_end_clean());
+            $scheduler->removeGaps2($instance->getDbId());
+            $progress += 1;
+        }
+        echo("Recalculated $total shows.");
     }
 }

airtime_mvc/application/models/Scheduler.php

@@ -384,6 +384,24 @@ class Application_Model_Scheduler
     	return $dt;
     }
 
+    private function findTimeDifference2($p_startDT, $p_endDT) {
+        $startEpoch = $p_startDT->format("U.u");
+        $endEpoch = $p_endDT->format("U.u");
+
+        //add two float numbers to 6 subsecond precision
+        //DateTime::createFromFormat("U.u") will have a problem if there is no decimal in the resulting number.
+        $newEpoch = bcsub($endEpoch, (string)$startEpoch, 6);
+
+        $dt = DateTime::createFromFormat("U.u", $newEpoch, new DateTimeZone("UTC"));
+
+        if ($dt === false) {
+            //PHP 5.3.2 problem
+            $dt = DateTime::createFromFormat("U", intval($newEpoch), new DateTimeZone("UTC"));
+        }
+
+        return $dt;
+    }
+
     /*
      * @param DateTime startDT in UTC
      * @param string duration
@@ -498,12 +516,68 @@ class Application_Model_Scheduler
 
         $itemStartDT = $instance->getDbStarts(null);
         foreach ($schedule as $item) {
+
+            $itemEndDT = $this->findEndTime($itemStartDT, $item->getDbClipLength());
+
+            $item->setDbStarts($itemStartDT)
+                ->setDbEnds($itemEndDT);
+
+            $itemStartDT = $itemEndDT;
+        }
+
+        $schedule->save($this->con);
+    }
+
+    /** Temporary hack to copy the track cue in, out, and length from the cc_files table to fix
+     *  incorrect track lengths (RKTN-260)
+     */
+    public function removeGaps2($showInstance, $exclude = null) {
+        Logging::info("removing gaps from show instance #" . $showInstance);
+
+        $instance = CcShowInstancesQuery::create()->findPK($showInstance, $this->con);
+        if (is_null($instance)) {
+            throw new OutDatedScheduleException(_("The schedule you're viewing is out of date!"));
+        }
+
+        $itemStartDT = $instance->getDbStarts(null);
+
+        $schedule = CcScheduleQuery::create()
+            ->filterByDbInstanceId($showInstance)
+            ->filterByDbId($exclude, Criteria::NOT_IN)
+            ->orderByDbStarts()
+            ->find($this->con);
+
+        foreach ($schedule as $item) {
+
+            //START OF TIME RECALC HACK
+
+            //TODO: Copy the cue in, cue out, and track length from the cc_files table
+            $file = $item->getCcFiles($this->con);
+            $item->setDbCueIn($file->getDbCueIn());
+            $item->setDbCueOut($file->getDbCueOut());
+
+            $cueOut = new DateTime($file->getDbCueOut());
+            $cueIn = new DateTime($file->getDbCueIn());
+            $clipLength = $this->findTimeDifference2($cueIn, $cueOut);
+
+            //The clip length is supposed to be cue out - cue in:
+            //FIXME: How do we correctly do time arithmetic in PHP without losing the millseconds?
+            $item->setDbClipLength($clipLength->format(DEFAULT_INTERVAL_FORMAT));
+            $item->save($this->con);
+            //Ensure we don't get cached results
+            CcSchedulePeer::clearInstancePool();
+            //END OF TIME RECALC HACK
+
             $itemEndDT = $this->findEndTime($itemStartDT, $item->getDbClipLength());
             $item->setDbStarts($itemStartDT)
                 ->setDbEnds($itemEndDT)
                 ->save($this->con);
             $itemStartDT = $this->findTimeDifference($itemEndDT, $this->crossfadeDuration);
         }
+
+        $instance->updateDbTimeFilled($this->con); //FIXME: TIME RECALC HACK (Albert)
+
+        $schedule->save($this->con);
     }
 
     /**