/**
* Determines if the given collection can be handled by this plugin
*
* @param \Hubzero\Filesystem\Collection $collection The file collection to assess
* @return void
**/
public function canHandle(\Hubzero\Filesystem\Collection $collection)
{
$need = ['tex' => 1];
// Check extension to make sure we can proceed
if (!$collection->hasExtensions($need)) {
return false;
}
return true;
}
/**
* Determines if the given collection can be handled by this plugin
*
* @param \Hubzero\Filesystem\Collection $collection The file collection to assess
* @return void
**/
public function canHandle(\Hubzero\Filesystem\Collection $collection)
{
// Do we have everything we need?
$need = ['json' => '1', 'videos' => function ($ext, $files) {
// If we dont have all the necessary media formats
if (array_key_exists('mp4', $ext)) {
// We have a video, and we also need an ogv and a webm
if (!array_key_exists('ogv', $ext) || !array_key_exists('webm', $ext)) {
return false;
}
} else {
if (array_key_exists('mp3', $ext)) {
if (!array_key_exists('ogg', $ext)) {
return false;
}
}
}
}, 'slideVideos' => function ($ext, $files) use($collection) {
// See if we even have a slides directory
if ($slides = $collection->find('slides')) {
$slides = $slides->listContents();
// Array to hold slides with video clips
$slideVideos = [];
// Build array for checking slide video formats
foreach ($slides as $s) {
if ($s->isFile()) {
$extension = $s->getExtension();
if (in_array($extension, array('mp4', 'm4v', 'webm', 'ogv'))) {
$slideVideos[$s->getDisplayName()][$extension] = $s->getName();
}
}
}
// Make sure for each of the slide videos we have all three formats and has a backup image for the slide
foreach ($slideVideos as $k => $v) {
if (count($v) < 3) {
return false;
}
if (!$slides->has($k . '.png') && !$slides->has($k . '.jpg')) {
return false;
}
}
}
}];
if (!$collection->hasExtensions($need)) {
return false;
}
return true;
}
