mirror of
https://github.com/avecms/AVE.cms.git
synced 2025-10-31 05:36:39 +00:00
113 lines
3.2 KiB
PHP
113 lines
3.2 KiB
PHP
<?php
|
|
/**
|
|
* elFinder Plugin AutoRotate
|
|
*
|
|
* Auto rotation on file upload of JPEG file by EXIF Orientation.
|
|
*
|
|
* ex. binding, configure on connector options
|
|
* $opts = array(
|
|
* 'bind' => array(
|
|
* 'upload.presave' => array(
|
|
* 'Plugin.AutoRotate.onUpLoadPreSave'
|
|
* )
|
|
* ),
|
|
* // global configure (optional)
|
|
* 'plugin' => array(
|
|
* 'AutoRotate' => array(
|
|
* 'enable' => true, // For control by volume driver
|
|
* 'quality' => 95, // JPEG image save quality
|
|
* 'offDropWith' => null // To disable it if it is dropped with pressing the meta key
|
|
* // Alt: 8, Ctrl: 4, Meta: 2, Shift: 1 - sum of each value
|
|
* // In case of using any key, specify it as an array
|
|
* )
|
|
* ),
|
|
* // each volume configure (optional)
|
|
* 'roots' => array(
|
|
* array(
|
|
* 'driver' => 'LocalFileSystem',
|
|
* 'path' => '/path/to/files/',
|
|
* 'URL' => 'http://localhost/to/files/'
|
|
* 'plugin' => array(
|
|
* 'AutoRotate' => array(
|
|
* 'enable' => true, // For control by volume driver
|
|
* 'quality' => 95, // JPEG image save quality
|
|
* 'offDropWith' => null // To disable it if it is dropped with pressing the meta key
|
|
* // Alt: 8, Ctrl: 4, Meta: 2, Shift: 1 - sum of each value
|
|
* // In case of using any key, specify it as an array
|
|
* )
|
|
* )
|
|
* )
|
|
* )
|
|
* );
|
|
*
|
|
* @package elfinder
|
|
* @author Naoki Sawada
|
|
* @license New BSD
|
|
*/
|
|
class elFinderPluginAutoRotate extends elFinderPlugin {
|
|
|
|
public function __construct($opts) {
|
|
$defaults = array(
|
|
'enable' => true, // For control by volume driver
|
|
'quality' => 95, // JPEG image save quality
|
|
'offDropWith' => null // To disable it if it is dropped with pressing the meta key
|
|
// Alt: 8, Ctrl: 4, Meta: 2, Shift: 1 - sum of each value
|
|
// In case of using any key, specify it as an array
|
|
);
|
|
|
|
$this->opts = array_merge($defaults, $opts);
|
|
|
|
}
|
|
|
|
public function onUpLoadPreSave(&$thash, &$name, $src, $elfinder, $volume) {
|
|
$opts = $this->getCurrentOpts($volume);
|
|
|
|
if (! $this->iaEnabled($opts)) {
|
|
return false;
|
|
}
|
|
|
|
$mime = mime_content_type($src);
|
|
if (substr($mime, 0, 5) !== 'image') {
|
|
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);
|
|
}
|
|
}
|