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CC-3331: Optimize "Now Playing" to load in less than 1/2 second

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- Reorganized the now playing to find all the scheduled items within two time frames instead of in a loop per show id.
- I've cut the time in half
This commit is contained in:
Daniel 2012-02-17 16:47:12 -05:00
parent 6d71ec8c9c
commit 5cb99e9532
3 changed files with 92 additions and 157 deletions
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94
airtime_mvc/application/models/Schedule.php
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@ -276,24 +276,59 @@ class Application_Model_Schedule {
." WHERE st.starts < si.ends";
if ($timePeriod < 0){
$sql .= " AND st.ends < TIMESTAMP '$timeStamp'"
." AND st.ends > (TIMESTAMP '$timeStamp' - INTERVAL '$interval')"
." ORDER BY st.starts DESC"
." LIMIT $count";
} else if ($timePeriod == 0){
$sql .= " AND st.starts <= TIMESTAMP '$timeStamp'"
." AND st.ends >= TIMESTAMP '$timeStamp'";
} else if ($timePeriod > 0){
$sql .= " AND st.starts > TIMESTAMP '$timeStamp'"
." AND st.starts < (TIMESTAMP '$timeStamp' + INTERVAL '$interval')"
." ORDER BY st.starts"
." LIMIT $count";
}
$sql .= " AND st.ends < TIMESTAMP '$timeStamp'"
." AND st.ends > (TIMESTAMP '$timeStamp' - INTERVAL '$interval')"
." ORDER BY st.starts DESC"
." LIMIT $count";
} else if ($timePeriod == 0){
$sql .= " AND st.starts <= TIMESTAMP '$timeStamp'"
." AND st.ends >= TIMESTAMP '$timeStamp'";
} else if ($timePeriod > 0){
$sql .= " AND st.starts > TIMESTAMP '$timeStamp'"
." AND st.starts < (TIMESTAMP '$timeStamp' + INTERVAL '$interval')"
." ORDER BY st.starts"
." LIMIT $count";
}
$rows = $CC_DBC->GetAll($sql);
return $rows;
}
}
public static function getScheduleItemsInRange($timeNow, $start, $end)
{
global $CC_DBC, $CC_CONFIG;
$sql = "SELECT"
." si.starts as show_starts,"
." si.ends as show_ends,"
." si.rebroadcast as rebroadcast,"
." st.starts as item_starts,"
." st.ends as item_ends,"
." st.clip_length as clip_length,"
." ft.track_title as track_title,"
." ft.artist_name as artist_name,"
." ft.album_title as album_title,"
." s.name as show_name,"
." si.id as instance_id,"
." pt.name as playlist_name"
." FROM ".$CC_CONFIG["showInstances"]." si"
." LEFT JOIN ".$CC_CONFIG[scheduleTable]." st"
." ON st.instance_id = si.id"
." LEFT JOIN ".$CC_CONFIG[playListTable]." pt"
." ON st.playlist_id = pt.id"
." LEFT JOIN ".$CC_CONFIG[filesTable]." ft"
." ON st.file_id = ft.id"
." LEFT JOIN ".$CC_CONFIG[showTable]." s"
." ON si.show_id = s.id"
." WHERE ((si.starts < TIMESTAMP '$timeNow' - INTERVAL '$start seconds' AND si.ends > TIMESTAMP '$timeNow' - INTERVAL '$start seconds')"
." OR (si.starts > TIMESTAMP '$timeNow' - INTERVAL '$start seconds' AND si.ends < TIMESTAMP '$timeNow' + INTERVAL '$end seconds')"
." OR (si.starts < TIMESTAMP '$timeNow' + INTERVAL '$end seconds' AND si.ends > TIMESTAMP '$timeNow' + INTERVAL '$end seconds'))"
." AND (st.starts < si.ends)"
." ORDER BY si.id, si.starts, st.starts";
return $CC_DBC->GetAll($sql);
}
public static function GetShowInstanceItems($instance_id)
{
global $CC_CONFIG, $CC_DBC;
@ -322,7 +357,7 @@ class Application_Model_Schedule {
}
public static function getSchduledPlaylistCount(){
global $CC_CONFIG, $CC_DBC;
global $CC_CONFIG, $CC_DBC;
$sql = "SELECT count(*) as cnt FROM ".$CC_CONFIG['scheduleTable'];
return $CC_DBC->GetOne($sql);
}
@ -535,16 +570,16 @@ class Application_Model_Schedule {
$isSaas = Application_Model_Preference::GetPlanLevel() == 'disabled'?false:true;
$formWhat = new Application_Form_AddShowWhat();
$formWho = new Application_Form_AddShowWho();
$formWhen = new Application_Form_AddShowWhen();
$formRepeats = new Application_Form_AddShowRepeats();
$formStyle = new Application_Form_AddShowStyle();
$formWho = new Application_Form_AddShowWho();
$formWhen = new Application_Form_AddShowWhen();
$formRepeats = new Application_Form_AddShowRepeats();
$formStyle = new Application_Form_AddShowStyle();
$formWhat->removeDecorator('DtDdWrapper');
$formWho->removeDecorator('DtDdWrapper');
$formWhen->removeDecorator('DtDdWrapper');
$formRepeats->removeDecorator('DtDdWrapper');
$formStyle->removeDecorator('DtDdWrapper');
$formWhat->removeDecorator('DtDdWrapper');
$formWho->removeDecorator('DtDdWrapper');
$formWhen->removeDecorator('DtDdWrapper');
$formRepeats->removeDecorator('DtDdWrapper');
$formStyle->removeDecorator('DtDdWrapper');
$p_view->what = $formWhat;
$p_view->when = $formWhen;
@ -555,12 +590,12 @@ class Application_Model_Schedule {
$formWhat->populate(array('add_show_id' => '-1'));
$formWhen->populate(array('add_show_start_date' => date("Y-m-d"),
'add_show_start_time' => '00:00',
'add_show_end_date_no_repeate' => date("Y-m-d"),
'add_show_end_time' => '01:00',
'add_show_end_date_no_repeate' => date("Y-m-d"),
'add_show_end_time' => '01:00',
'add_show_duration' => '1h'));
$formRepeats->populate(array('add_show_end_date' => date("Y-m-d")));
$formRepeats->populate(array('add_show_end_date' => date("Y-m-d")));
if(!$isSaas){
$formRecord = new Application_Form_AddShowRR();
$formAbsoluteRebroadcast = new Application_Form_AddShowAbsoluteRebroadcastDates();
@ -576,5 +611,4 @@ class Application_Model_Schedule {
}
$p_view->addNewShow = true;
}
}
}