/**
* 获取节目单HTML字符串
*
* @param string $keyword
* @return string
*/
private function getProgramsArchiveHtml($keyword = '')
{
// query program list, and sort by date
$programs = Program::with('participants')->enabled()->orderBy('date', 'desc')->get();
// search
if ($keyword) {
$keywords = array_filter(explode(' ', $keyword));
foreach ($keywords as $keyword) {
$participantIds = Participant::searched($keyword)->lists('id');
$programIds = ProgramParticipant::whereIn('participant_id', $participantIds)->lists('program_id')->flip()->toArray();
foreach ($programs as $i => $program) {
if (false === strpos(strtolower($program->topic), $keyword) and empty($programIds[$program->id])) {
unset($programs[$i]);
}
}
}
}
// collect
$list = [];
foreach ($programs as $program) {
$list[$program->dates->year][$program->dates->month][] = $program;
}
// render page
return (string) View::make('program.index.archive')->with('list', $list);
}
