72 lines
2.9 KiB
PHP
72 lines
2.9 KiB
PHP
<?php defined("SYSPATH") or die("No direct script access.");
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/**
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* Gallery - a web based photo album viewer and editor
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* Copyright (C) 2000-2013 Bharat Mediratta
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or (at
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* your option) any later version.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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class gallery_graphics extends gallery_graphics_Core {
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// this is copied from modules/gallery/helpers/gallery_graphics.php
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/**
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* Rotate an image. Valid options are degrees
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*
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* @param string $input_file
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* @param string $output_file
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* @param array $options
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*/
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static function rotate($input_file, $output_file, $options) {
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graphics::init_toolkit();
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module::event("graphics_rotate", $input_file, $output_file, $options);
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// BEGIN mod to original function
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$image_info = getimagesize($input_file); // [0]=w, [1]=h, [2]=type (1=GIF, 2=JPG, 3=PNG)
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if (module::get_var("image_optimizer","rotate_jpg") || $image_info[2] == 2) {
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// rotate_jpg enabled, the file is a jpg. get args
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$path = module::get_var("image_optimizer", "path_jpg");
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$exec_args = " -rotate ";
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$exec_args .= $options["degrees"] > 0 ? $options["degrees"] : $options["degrees"]+360;
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$exec_args .= " -copy all -optimize -outfile ";
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// run it - from input_file to tmp_file
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$tmp_file = image_optimizer::make_temp_name($output_file);
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exec(escapeshellcmd($path) . $exec_args . escapeshellarg($tmp_file) . " " . escapeshellarg($input_file), $exec_output, $exec_status);
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if ($exec_status || !filesize($tmp_file)) {
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// either a blank/nonexistant file or an error - log an error and pass to normal function
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Kohana_Log::add("error", "image_optimizer rotation failed on ".$output_file);
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unlink($tmp_file);
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} else {
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// worked - move temp to output
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rename($tmp_file, $output_file);
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$status = true;
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}
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}
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if (!$status) {
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// we got here if we weren't supposed to use jpegtran or if jpegtran failed
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// END mod to original function
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Image::factory($input_file)
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->quality(module::get_var("gallery", "image_quality"))
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->rotate($options["degrees"])
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->save($output_file);
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// BEGIN mod to original function
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}
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// END mod to original function
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module::event("graphics_rotate_completed", $input_file, $output_file, $options);
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}
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} |