62 lines
2.3 KiB
PHP
62 lines
2.3 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) 2000-2010 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 custom_albums_graphics_Core {
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/**
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* Resize an image. Valid options are width, height and master. Master is one of the Image
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* master dimension constants.
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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 $options
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*/
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static function resize($input_file, $output_file, $options) {
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graphics::init_toolkit();
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module::event("graphics_resize", $input_file, $output_file, $options);
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if (@filesize($input_file) == 0) {
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throw new Exception("@todo EMPTY_INPUT_FILE");
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}
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$albumCustom = ORM::factory("custom_album")->where("album_id", "=", $options["parent_id"])->find();
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// If this album has custom data, build the thumbnail at the specified size
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if ($albumCustom->loaded()) {
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$thumb_size = $albumCustom->thumb_size;
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$dims = getimagesize($input_file);
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if (max($dims[0], $dims[1]) < $thumb_size) {
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// Image would get upscaled; do nothing
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copy($input_file, $output_file);
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} else {
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$image = Image::factory($input_file)
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->resize($thumb_size, $thumb_size, $options["master"])
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->quality(module::get_var("gallery", "image_quality"));
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if (graphics::can("sharpen")) {
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$image->sharpen(module::get_var("gallery", "image_sharpen"));
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}
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$image->save($output_file);
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}
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}
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module::event("graphics_resize_completed", $input_file, $output_file, $options);
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}
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}
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