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implement media upload for Character groups Quests (Issue #193)

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coderkun 2014-05-02 15:33:47 +02:00
commit cf38f9efa1
6 changed files with 314 additions and 18 deletions
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91
controllers/UploadsController.inc
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@ -75,7 +75,7 @@
* @param string $seminaryUrl URL-title of Seminary
* @param string $uploadUrl URL-name of the upload
*/
public function seminary($seminaryUrl, $uploadUrl)
public function seminary($seminaryUrl, $uploadUrl, $action=null)
{
// Get Seminary
$seminary = $this->Seminaries->getSeminaryByUrl($seminaryUrl);
@ -105,7 +105,18 @@
}
// Get file
$file = $this->getUploadFile($upload);
switch($action)
{
case null:
$file = $this->getUploadFile($upload);
break;
case 'thumbnail':
$file = $this->createThumbnail($upload);
break;
default:
throw new \nre\exceptions\ParamsNotValidException($action);
break;
}
if(is_null($file)) {
return;
}
@ -184,6 +195,82 @@
}
/**
* Create a thumbnail from an upload.
*
* @param array $upload Upload to create thumbnail for
* @return object Thumbnail for the upload (or null if thumbnail is cached)
*/
private function createThumbnail($upload)
{
// Set filename
$upload['filename'] = ROOT.DS.\nre\configs\AppConfig::$dirs['seminaryuploads'].DS.$upload['url'];
// Set content-type
$this->response->addHeader("Content-type: image/jpeg");
// Cache
if($this->setCacheHeaders($upload['filename'])) {
return null;
}
// Set geometry
$width = 100;
$height = 100;
switch($upload['mimetype'])
{
case 'image/jpeg':
case 'image/png':
// Read image from cache
$tempFileName = ROOT.DS.\nre\configs\AppConfig::$dirs['temporary'].DS.$upload['url'].'-'.$width.'x'.$height;
if(file_exists($tempFileName))
{
// Check age of file
if(date('r', filemtime($tempFileName)+(60*60*24)) > date('r', time())) {
// Too old, delete
unlink($tempFileName);
}
else {
// Valid, read and return
return file_get_contents($tempFileName);
}
}
// ImageMagick
$im = new \Imagick($upload['filename']);
// Calculate new size
$geometry = $im->getImageGeometry();
if($geometry['width'] < $width) {
$width = $geometry['width'];
}
if($geometry['height'] < $height) {
$height = $geometry['width'];
}
// Process
$im->thumbnailImage($width, $height, true);
$im->contrastImage(1);
$im->setImageFormat('jpeg');
// Save temporary file
$im->writeImage($tempFileName);
// Return resized image
return $im;
break;
default:
throw new \nre\exceptions\ParamsNotValidException('thumbnail');
break;
}
return $this->getUploadFile($upload);
}
/**
* Determine file information and set the HTTP-header for
* caching accordingly.