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Merge pull request #6106 from owncloud/fix_preview_creation 

Fix preview creation
This commit is contained in:
Morris Jobke 2013-11-28 12:48:19 -08:00
parent f723bf744a b3724cd9c6
commit 0cbe9d79ba
3 changed files with 37 additions and 19 deletions
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10
apps/files_trashbin/ajax/preview.php
View File

@ -29,8 +29,14 @@ if($maxX === 0 || $maxY === 0) {
}
try{
$preview = new \OC\Preview(\OC_User::getUser(), 'files_trashbin/files');
$preview->setFile($file);
$preview = new \OC\Preview(\OC_User::getUser(), 'files_trashbin/files', $file);
$view = new \OC\Files\View('/'.\OC_User::getUser(). '/files_trashbin/files');
if ($view->is_dir($file)) {
$mimetype = 'httpd/unix-directory';
} else {
$mimetype = \OC_Helper::getFileNameMimeType(pathinfo($file, PATHINFO_FILENAME));
}
$preview->setMimetype($mimetype);
$preview->setMaxX($maxX);
$preview->setMaxY($maxY);
$preview->setScalingUp($scalingUp);

5
apps/files_versions/ajax/preview.php
View File

@ -37,8 +37,9 @@ if($maxX === 0 || $maxY === 0) {
}
try{
$preview = new \OC\Preview($user, 'files_versions');
$preview->setFile($file.'.v'.$version);
$preview = new \OC\Preview($user, 'files_versions', $file.'.v'.$version);
$mimetype = \OC_Helper::getFileNameMimeType($file);
$preview->setMimetype($mimetype);
$preview->setMaxX($maxX);
$preview->setMaxY($maxY);
$preview->setScalingUp($scalingUp);

41
lib/private/preview.php
View File

@ -9,7 +9,7 @@
* Thumbnails:
* structure of filename:
* /data/user/thumbnails/pathhash/x-y.png
*
*
*/
namespace OC;
@ -40,6 +40,7 @@ class Preview {
private $maxX;
private $maxY;
private $scalingup;
private $mimetype;
//preview images object
/**
@ -59,11 +60,18 @@ class Preview {
* @param int $maxX The maximum X size of the thumbnail. It can be smaller depending on the shape of the image
* @param int $maxY The maximum Y size of the thumbnail. It can be smaller depending on the shape of the image
* @param bool $scalingUp Disable/Enable upscaling of previews
* @return mixed (bool / string)
* @return mixed (bool / string)
* false if thumbnail does not exist
* path to thumbnail if thumbnail exists
*/
public function __construct($user='', $root='/', $file='', $maxX=1, $maxY=1, $scalingUp=true) {
//init fileviews
if($user === ''){
$user = \OC_User::getUser();
}
$this->fileView = new \OC\Files\View('/' . $user . '/' . $root);
$this->userView = new \OC\Files\View('/' . $user);
//set config
$this->configMaxX = \OC_Config::getValue('preview_max_x', null);
$this->configMaxY = \OC_Config::getValue('preview_max_y', null);
@ -75,13 +83,6 @@ class Preview {
$this->setMaxY($maxY);
$this->setScalingUp($scalingUp);
//init fileviews
if($user === ''){
$user = \OC_User::getUser();
}
$this->fileView = new \OC\Files\View('/' . $user . '/' . $root);
$this->userView = new \OC\Files\View('/' . $user);
$this->preview = null;
//check if there are preview backends
@ -166,9 +167,20 @@ class Preview {
*/
public function setFile($file) {
$this->file = $file;
if ($file !== '') {
$this->mimetype = $this->fileView->getMimeType($this->file);
}
return $this;
}
/**
* @brief set mimetype explicitely
* @param string $mimetype
*/
public function setMimetype($mimetype) {
$this->mimetype = $mimetype;
}
/**
* @brief set the the max width of the preview
* @param int $maxX
@ -265,7 +277,7 @@ class Preview {
$fileInfo = $this->fileView->getFileInfo($file);
$fileId = $fileInfo['fileid'];
$previewPath = $this->getThumbnailsFolder() . '/' . $fileId . '/';
$this->userView->deleteAll($previewPath);
$this->userView->rmdir($previewPath);
@ -274,7 +286,7 @@ class Preview {
/**
* @brief check if thumbnail or bigger version of thumbnail of file is cached
* @return mixed (bool / string)
* @return mixed (bool / string)
* false if thumbnail does not exist
* path to thumbnail if thumbnail exists
*/
@ -386,11 +398,10 @@ class Preview {
}
if(is_null($this->preview)) {
$mimetype = $this->fileView->getMimeType($file);
$preview = null;
foreach(self::$providers as $supportedMimetype => $provider) {
if(!preg_match($supportedMimetype, $mimetype)) {
if(!preg_match($supportedMimetype, $this->mimetype)) {
continue;
}
@ -516,7 +527,7 @@ class Preview {
$cropY = 0;
$image->crop($cropX, $cropY, $x, $y);
$this->preview = $image;
return;
}
@ -598,7 +609,7 @@ class Preview {
public static function post_write($args) {
self::post_delete($args);
}
public static function post_delete($args) {
$path = $args['path'];
if(substr($path, 0, 1) === '/') {