XoopsModules25x /
xoopstube
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| 1 | <?php |
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| 2 | /** |
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| 3 | * Module: XoopsTube |
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| 4 | * |
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| 5 | * You may not change or alter any portion of this comment or credits |
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| 6 | * of supporting developers from this source code or any supporting source code |
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| 7 | * which is considered copyrighted (c) material of the original comment or credit authors. |
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| 8 | * |
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| 9 | * PHP version 5 |
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| 10 | * |
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| 11 | * @category Module |
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| 12 | * @package Xoopstube |
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| 13 | * @author XOOPS Development Team |
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| 14 | * @copyright 2001-2016 XOOPS Project (http://xoops.org) |
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| 15 | * @license GNU GPL 2 or later (http://www.gnu.org/licenses/gpl-2.0.html) |
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| 16 | * @link http://xoops.org/ |
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| 17 | * @since 1.0.6 |
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| 18 | */ |
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| 19 | |||
| 20 | if (!defined('_PATH')) { |
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| 21 | define('_PATH', XOOPS_ROOT_PATH); |
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| 22 | } |
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| 23 | |||
| 24 | if (!defined('DEFAULT_PATH')) { |
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| 25 | define('DEFAULT_PATH', XOOPS_UPLOAD_URL . '/blank.gif'); |
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| 26 | } |
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| 27 | |||
| 28 | /** |
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| 29 | * Class XtubeThumbsNails |
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| 30 | */ |
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| 31 | class XtubeThumbsNails |
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| 32 | { |
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| 33 | public $_imgName = 'blank.gif'; |
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| 34 | public $_img_path = 'uploads'; |
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| 35 | public $_img_savepath = 'thumbs'; |
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| 36 | |||
| 37 | public $_source_path = ''; |
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| 38 | public $_save_path = ''; |
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| 39 | public $_source_url = ''; |
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| 40 | public $_source_image = ''; |
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| 41 | public $_save_image = ''; |
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| 42 | |||
| 43 | public $_usethumbs = 0; |
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| 44 | public $_image_type = 'gd2'; |
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| 45 | public $_return_fullpath = 0; |
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| 46 | |||
| 47 | public $img_width = 100; |
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| 48 | public $img_height = 100; |
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| 49 | public $img_quality = 100; |
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| 50 | public $img_update = 1; |
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| 51 | public $img_aspect = 1; |
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| 52 | |||
| 53 | // @access private |
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| 54 | public $_img_info = array(); |
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| 55 | |||
| 56 | /** |
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| 57 | * Constructor |
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| 58 | * |
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| 59 | * @param null $img_name |
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| 60 | * @param null $img_path |
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| 61 | * @param null $img_savepath |
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| 62 | * |
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| 63 | * @internal param string $_imgName |
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| 64 | * @internal param string $_img_path |
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| 65 | * @internal param string $_img_savepath |
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| 66 | */ |
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| 67 | public function __construct($img_name = null, $img_path = null, $img_savepath = null) |
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| 68 | { |
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| 69 | if (!preg_match("/\.(jpg|gif|png|jpeg)$/i", $img_name)) { |
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| 70 | return false; |
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| 71 | } |
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| 72 | |||
| 73 | // The actual image we will be processing |
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| 74 | if (!null === $img_name) { |
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| 75 | $this->_imgName = (string)trim($img_name); |
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| 76 | } |
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| 77 | |||
| 78 | // The image path |
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| 79 | if (!null === $img_path) { |
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| 80 | $this->_img_path = (string)trim($img_path); |
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| 81 | } |
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| 82 | |||
| 83 | // The image save path |
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| 84 | if (!null === $img_savepath) { |
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| 85 | $this->_img_savepath = (string)trim($img_savepath); |
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| 86 | } |
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| 87 | |||
| 88 | $path_to_check = XOOPS_ROOT_PATH . "/$img_path/$img_savepath"; |
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| 89 | |||
| 90 | if (!is_dir($path_to_check)) { |
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| 91 | if (false === mkdir("$path_to_check", 0777)) { |
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| 92 | return false; |
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| 93 | } |
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| 94 | } |
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| 95 | |||
| 96 | return null; |
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| 97 | } |
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| 98 | |||
| 99 | /** |
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| 100 | * wfThumbsNails::setUseThumbs() |
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| 101 | * |
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| 102 | * @param integer $value |
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| 103 | * |
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| 104 | * @return void |
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| 105 | */ |
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| 106 | public function setUseThumbs($value = 1) |
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| 107 | { |
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| 108 | $this->_usethumbs = $value; |
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| 109 | } |
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| 110 | |||
| 111 | /** |
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| 112 | * XtubeThumbsNails::setImageType() |
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| 113 | * |
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| 114 | * @param string $value |
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| 115 | * |
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| 116 | * @return void |
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| 117 | */ |
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| 118 | public function setImageType($value = 'gd2') |
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| 119 | { |
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| 120 | $this->_image_type = $value; |
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| 121 | } |
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| 122 | |||
| 123 | /** |
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| 124 | * ThumbsNails::createThumbnail() |
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| 125 | * |
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| 126 | * @param int $img_width |
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| 127 | * @param int $img_height |
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| 128 | * @param int $img_quality |
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| 129 | * @param int $img_update |
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| 130 | * @param int $img_aspect |
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| 131 | * |
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| 132 | * @return bool|string |
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| 133 | */ |
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| 134 | public function createThumbnail($img_width = null, $img_height = null, $img_quality = null, $img_update = null, $img_aspect = null) |
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| 135 | { |
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| 136 | $this->_source_path = XOOPS_ROOT_PATH . "/{$this->_img_path}"; |
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| 137 | $this->_save_path = XOOPS_ROOT_PATH . "/{$this->_img_path}/{$this->_img_savepath}"; |
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| 138 | $this->_source_url = XOOPS_URL . "/{$this->_img_path}"; |
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| 139 | $this->_source_image = "{$this->_source_path}/{$this->_imgName}"; |
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| 140 | |||
| 141 | if (isset($img_width) && !null === $img_width) { |
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| 142 | $this->img_width = (int)$img_width; |
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| 143 | } |
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| 144 | |||
| 145 | if (isset($img_height) && !null === $img_height) { |
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| 146 | $this->img_height = (int)$img_height; |
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| 147 | } |
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| 148 | |||
| 149 | if (isset($img_quality) && !null === $img_quality) { |
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| 150 | $this->img_quality = (int)$img_quality; |
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| 151 | } |
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| 152 | |||
| 153 | if (isset($img_update) && !null === $img_update) { |
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| 154 | $this->img_update = (int)$img_update; |
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| 155 | } |
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| 156 | |||
| 157 | if (isset($img_aspect) && !null === $img_aspect) { |
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| 158 | $this->img_aspect = (int)$img_aspect; |
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| 159 | } |
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| 160 | |||
| 161 | // Return false if we are not using thumb nails |
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| 162 | if (!$this->useThumbs()) { |
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| 163 | return $this->_source_url . '/' . $this->_imgName; |
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| 164 | } |
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| 165 | // Return false if the server does not have gd lib installed or activated |
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| 166 | if (!$this->checkGdLibrary()) { |
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| 167 | return $this->_source_url . '/' . $this->_imgName; |
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| 168 | } |
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| 169 | |||
| 170 | // Return false if the paths to the file are wrong |
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| 171 | if (!$this->checkPaths()) { |
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| 172 | return DEFAULT_PATH; |
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| 173 | } |
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| 174 | |||
| 175 | if (!$this->checkImage()) { |
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| 176 | return DEFAULT_PATH; |
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| 177 | } |
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| 178 | |||
| 179 | $image = $this->resizeThumbnail(); |
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| 180 | return false === $image ? DEFAULT_PATH : $image; |
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| 181 | } |
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| 182 | |||
| 183 | /** |
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| 184 | * @param $value |
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| 185 | */ |
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| 186 | public function setImageName($value) |
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| 187 | { |
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| 188 | $this->_imgName = (string)trim($value); |
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| 189 | } |
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| 190 | |||
| 191 | /** |
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| 192 | * @param $value |
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| 193 | */ |
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| 194 | public function setImagePath($value) |
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| 195 | { |
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| 196 | $this->_img_path = (string)trim($value); |
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| 197 | } |
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| 198 | |||
| 199 | /** |
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| 200 | * @param $value |
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| 201 | */ |
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| 202 | public function setImgSavePath($value) |
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| 203 | { |
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| 204 | $this->_img_savepath = (string)trim($value); |
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| 205 | } |
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| 206 | |||
| 207 | // ThumbsNails::resizeThumbnail() |
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| 208 | // @return |
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| 209 | /** |
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| 210 | * @return bool|string |
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| 211 | */ |
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| 212 | public function resizeThumbnail() |
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| 213 | { |
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| 214 | // Get image size and scale ratio |
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| 215 | $scale = min($this->img_width / $this->_img_info[0], $this->img_height / $this->_img_info[1]); |
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| 216 | // If the image is larger than the max shrink it |
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| 217 | $newWidth = $this->img_width; |
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| 218 | $newHeight = $this->img_height; |
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| 219 | if ($scale < 1 && 1 == $this->img_aspect) { |
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| 220 | $newWidth = floor($scale * $this->_img_info[0]); |
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| 221 | $newHeight = floor($scale * $this->_img_info[1]); |
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| 222 | } |
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| 223 | $newWidth = ($newWidth > $this->_img_info[0]) ? $this->_img_info[0] : $newWidth; |
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| 224 | $newHeight = ($newHeight > $this->_img_info[0]) ? $this->_img_info[0] : $newHeight; |
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| 225 | |||
| 226 | $savefile = "{$newWidth}x{$newHeight}_{$this->_imgName}"; |
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| 227 | $this->_save_image = "{$this->_save_path}/{$savefile}"; |
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| 228 | |||
| 229 | if (0 == $this->img_update && file_exists($this->_save_image)) { |
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| 230 | return $this->_return_fullpath == 1 ? $this->_source_url . "/{$this->_img_savepath}/{$savefile}" : "{$this->_img_savepath}/{$savefile}"; |
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| 231 | } |
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| 232 | |||
| 233 | switch ($this->_image_type) { |
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| 234 | case 'im': |
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| 235 | if (!empty($GLOBALS['xoopsModuleConfig']['path_magick']) && is_dir($GLOBALS['xoopsModuleConfig']['path_magick'])) { |
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| 236 | if (preg_match("#[A-Z]:|\\\\#Ai", __FILE__)) { |
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| 237 | $cur_dir = __DIR__; |
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| 238 | $src_file_im = '"' . $cur_dir . '\\' . strtr($this->_source_image, '/', '\\') . '"'; |
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| 239 | $new_file_im = '"' . $cur_dir . '\\' . strtr($this->_save_image, '/', '\\') . '"'; |
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| 240 | } else { |
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| 241 | $src_file_im = escapeshellarg($this->_source_image); |
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| 242 | $new_file_im = escapeshellarg($this->_save_image); |
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| 243 | } |
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| 244 | $magick_command = $GLOBALS['xoopsModuleConfig']['path_magick'] |
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| 245 | . '/convert -quality {$GLOBALS["xoopsModuleConfig"]["imagequality"]} -antialias -sample {$newWidth}x{$newHeight} {$src_file_im} +profile "*" ' . str_replace('\\', |
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| 246 | '/', |
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| 247 | $new_file_im) |
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| 248 | . ''; |
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| 249 | passthru($magick_command); |
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| 250 | |||
| 251 | return $this->_source_url . "/{$this->_img_savepath}/{$savefile}"; |
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| 252 | } else { |
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| 253 | return false; |
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| 254 | } |
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| 255 | |||
| 256 | break; |
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| 257 | |||
| 258 | case 'gd1': |
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| 259 | case 'gd2': |
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| 260 | default : |
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| 261 | |||
| 262 | $imageCreateFunction = (function_exists('imagecreatetruecolor') && 'gd2' == $this->_image_type) ? 'imagecreatetruecolor' : 'imagecreate'; |
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| 263 | $imageCopyfunction = (function_exists('ImageCopyResampled') && 'gd2' == $this->_image_type) ? 'imagecopyresampled' : 'imagecopyresized'; |
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| 264 | |||
| 265 | switch ($this->_img_info[2]) { |
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| 266 | View Code Duplication | case 1: |
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| 267 | // GIF image |
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| 268 | $img = function_exists('imagecreatefromgif') ? imagecreatefromgif($this->_source_image) : imagecreatefrompng($this->_source_image); |
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| 269 | $tmp_img = $imageCreateFunction($newWidth, $newHeight); |
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| 270 | $imageCopyfunction($tmp_img, $img, 0, 0, 0, 0, $newWidth, $newHeight, $this->_img_info[0], $this->_img_info[1]); |
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| 271 | if (function_exists('imagegif')) { |
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| 272 | imagegif($tmp_img, $this->_save_image); |
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| 273 | } else { |
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| 274 | imagepng($tmp_img, $this->_save_image); |
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| 275 | } |
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| 276 | imagedestroy($tmp_img); |
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| 277 | break; |
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| 278 | |||
| 279 | View Code Duplication | case 2: |
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| 280 | // echo $this->_save_image; |
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| 281 | $img = function_exists('imagecreatefromjpeg') ? imagecreatefromjpeg($this->_source_image) : imagecreatefrompng($this->_source_image); |
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| 282 | $tmp_img = $imageCreateFunction($newWidth, $newHeight); |
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| 283 | $imageCopyfunction($tmp_img, $img, 0, 0, 0, 0, $newWidth, $newHeight, $this->_img_info[0], $this->_img_info[1]); |
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| 284 | if (function_exists('imagejpeg')) { |
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| 285 | imagejpeg($tmp_img, $this->_save_image, $this->img_quality); |
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| 286 | } else { |
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| 287 | imagepng($tmp_img, $this->_save_image); |
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| 288 | } |
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| 289 | imagedestroy($tmp_img); |
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| 290 | break; |
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| 291 | |||
| 292 | case 3: |
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| 293 | // PNG image |
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| 294 | $img = imagecreatefrompng($this->_source_image); |
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| 295 | $tmp_img = $imageCreateFunction($newWidth, $newHeight); |
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| 296 | $imageCopyfunction($tmp_img, $img, 0, 0, 0, 0, $newWidth, $newHeight, $this->_img_info[0], $this->_img_info[1]); |
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| 297 | imagepng($tmp_img, $this->_save_image); |
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| 298 | imagedestroy($tmp_img); |
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| 299 | break; |
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| 300 | default: |
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| 301 | return false; |
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| 302 | } |
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| 303 | if (1 == $this->_return_fullpath) { |
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| 304 | return $this->_source_url . "/{$this->_img_savepath}/{$savefile}"; |
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| 305 | } else { |
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| 306 | return "{$this->_img_savepath}/{$savefile}"; |
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| 307 | } |
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| 308 | break; |
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| 309 | } |
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| 310 | // return FALSE; |
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| 311 | } |
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| 312 | |||
| 313 | // ThumbsNails::checkPaths() |
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| 314 | // @return |
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| 315 | /** |
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| 316 | * @return bool |
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| 317 | */ |
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| 318 | public function checkPaths() |
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| 319 | { |
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| 320 | if (file_exists($this->_source_image) || is_readable($this->_source_image)) { |
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| 321 | return true; |
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| 322 | } |
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| 323 | if (is_dir($this->_save_image) || is_writable($this->_save_image)) { |
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| 324 | return true; |
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| 325 | } |
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| 326 | |||
| 327 | return false; |
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| 328 | } |
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| 329 | |||
| 330 | /** |
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| 331 | * @return bool |
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| 332 | */ |
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| 333 | public function checkImage() |
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| 334 | { |
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| 335 | $this->_img_info = getimagesize($this->_source_image, $imageinfo); |
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| 336 | if (null === $this->_img_info) { |
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| 337 | return false; |
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| 338 | } |
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| 339 | |||
| 340 | return true; |
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| 341 | } |
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| 342 | |||
| 343 | // wfsThumbs::checkGdLibrary() |
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| 344 | // Private function |
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| 345 | // @return false if gd lib not found on the system |
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| 346 | /** |
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| 347 | * @return array|bool |
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| 348 | */ |
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| 349 | public function checkGdLibrary() |
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| 350 | { |
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| 351 | if (!extension_loaded('gd')) { |
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| 352 | return false; |
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| 353 | } |
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| 354 | $gdlib = function_exists('gd_info'); |
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| 355 | if (false === $gdlib = gd_info()) { |
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| 356 | return false; |
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| 357 | } |
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| 358 | |||
| 359 | return $gdlib; |
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| 360 | } |
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| 361 | |||
| 362 | // ThumbsNails::useThumbs() |
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| 363 | // |
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| 364 | // @return |
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| 365 | /** |
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| 366 | * @return bool |
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| 367 | */ |
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| 368 | public function useThumbs() |
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| 369 | { |
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| 370 | if ($this->_usethumbs) { |
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| 371 | return true; |
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| 372 | } |
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| 373 | |||
| 374 | return false; |
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| 375 | } |
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| 376 | } |
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| 377 |
Instead of super-globals, we recommend to explicitly inject the dependencies of your class. This makes your code less dependent on global state and it becomes generally more testable: