forked from extern/egroupware
84 lines
2.5 KiB
PHP
84 lines
2.5 KiB
PHP
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<?php
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/**************************************************************************\
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* eGroupWare - Insert File Dialog, File Manager -plugin for tinymce *
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* http://www.eGroupWare.org *
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* Authors Al Rashid <alrashid@klokan.sk> *
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* and Xiang Wei ZHUO <wei@zhuo.org> *
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* Modified for eGW by Cornelius Weiss <egw@von-und-zu-weiss.de> *
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* -------------------------------------------- *
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* This program is free software; you can redistribute it and/or modify it *
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* under the terms of the GNU General Public License as published by the *
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* Free Software Foundation; version 2 of the License. *
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* *
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* Functions *
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* - if the thumbnail does not exists or the source file is newer, create a *
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* new thumbnail. *
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\**************************************************************************/
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/* $id */
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require_once 'config.inc.php';
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require_once 'functions.php';
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require_once 'Transform.php';
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$img = $BASE_DIR.urldecode($_GET['img']);
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if(is_file($img)) {
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make_thumbs(urldecode($_GET['img']));
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}
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function make_thumbs($img)
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{
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global $BASE_DIR, $BASE_URL;
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$path_info = pathinfo($img);
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$path = $path_info['dirname']."/";
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$img_file = $path_info['basename'];
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$thumb = $path.'.'.$img_file;
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$img_info = getimagesize($BASE_DIR.$path.$img_file);
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$w = $img_info[0]; $h = $img_info[1];
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$nw = 96; $nh = 96;
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if($w <= $nw && $h <= $nh) {
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header('Location: '.$BASE_URL.$path.$img_file);
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exit();
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}
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if(is_file($BASE_DIR.$thumb)) {
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$t_mtime = filemtime($BASE_DIR.$thumb);
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$o_mtime = filemtime($BASE_DIR.$img);
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if($t_mtime > $o_mtime) {
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//echo $BASE_URL.$path.'.'.$img_file;
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header('Location: '.$BASE_URL.$path.'.'.$img_file);
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exit();
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}
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}
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$img_thumbs = Image_Transform::factory(IMAGE_CLASS);
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$img_thumbs->load($BASE_DIR.$path.$img_file);
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if ($w > $h)
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$nh = unpercent(percent($nw, $w), $h);
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else if ($h > $w)
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$nw = unpercent(percent($nh, $h), $w);
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$img_thumbs->resize($nw, $nh);
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$img_thumbs->save($BASE_DIR.$thumb);
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$img_thumbs->free();
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chmod($BASE_DIR.$thumb, 0666);
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if(is_file($BASE_DIR.$thumb)) {
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header('Location: '.$BASE_URL.$path.'.'.$img_file);
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exit();
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}
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}
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?>
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