%PDF-
%PDF-
Mini Shell
Mini Shell
<?php
/**
* elFinder Plugin AutoRotate
*
* Auto rotation on file upload of JPEG file by EXIF Orientation.
*
* ex. binding, configure on connector options
* $opts = array(
* 'bind' => array(
* 'upload.presave' => array(
* 'Plugin.AutoRotate.onUpLoadPreSave'
* )
* ),
* // global configure (optional)
* 'plugin' => array(
* 'AutoRotate' => array(
* 'enable' => true, // For control by volume driver
* 'quality' => 95 // JPEG image save quality
* )
* ),
* // each volume configure (optional)
* 'roots' => array(
* array(
* 'driver' => 'LocalFileSystem',
* 'path' => '/path/to/files/',
* 'URL' => 'http://localhost/to/files/'
* 'plugin' => array(
* 'AutoRotate' => array(
* 'enable' => true, // For control by volume driver
* 'quality' => 95 // JPEG image save quality
* )
* )
* )
* )
* );
*
* @package elfinder
* @author Naoki Sawada
* @license New BSD
*/
class elFinderPluginAutoRotate {
private $opts = array();
public function __construct($opts) {
$defaults = array(
'enable' => true, // For control by volume driver
'quality' => 95, // JPEG image save quality
);
$this->opts = array_merge($defaults, $opts);
}
public function onUpLoadPreSave(&$path, &$name, $src, $elfinder, $volume) {
$opts = $this->opts;
$volOpts = $volume->getOptionsPlugin('AutoRotate');
if (is_array($volOpts)) {
$opts = array_merge($this->opts, $volOpts);
}
if (! $opts['enable']) {
return false;
}
$srcImgInfo = getimagesize($src);
if ($srcImgInfo === false) {
return false;
}
// check target image type
if ($srcImgInfo[2] !== IMAGETYPE_JPEG) {
return false;
}
return $this->rotate($volume, $src, $srcImgInfo, $opts['quality']);
}
private function rotate($volume, $src, $srcImgInfo, $quality) {
if (! function_exists('exif_read_data')) {
return false;
}
$degree = 0;
$exif = exif_read_data($src);
if($exif && !empty($exif['Orientation'])) {
switch($exif['Orientation']) {
case 8:
$degree = 270;
break;
case 3:
$degree = 180;
break;
case 6:
$degree = 90;
break;
}
}
$opts = array(
'degree' => $degree,
'jpgQuality' => $quality
);
return $volume->imageUtil('rotate', $src, $opts);
}
}
Zerion Mini Shell 1.0