1 | <?php |
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2 | // +-----------------------------------------------------------------------+ |
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3 | // | Piwigo - a PHP based picture gallery | |
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4 | // +-----------------------------------------------------------------------+ |
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5 | // | Copyright(C) 2008 Piwigo Team http://piwigo.org | |
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6 | // | Copyright(C) 2003-2008 PhpWebGallery Team http://phpwebgallery.net | |
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7 | // | Copyright(C) 2002-2003 Pierrick LE GALL http://le-gall.net/pierrick | |
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8 | // +-----------------------------------------------------------------------+ |
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9 | // | This program is free software; you can redistribute it and/or modify | |
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10 | // | it under the terms of the GNU General Public License as published by | |
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11 | // | the Free Software Foundation | |
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12 | // | | |
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13 | // | This program is distributed in the hope that it will be useful, but | |
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14 | // | WITHOUT ANY WARRANTY; without even the implied warranty of | |
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15 | // | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
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16 | // | General Public License for more details. | |
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17 | // | | |
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18 | // | You should have received a copy of the GNU General Public License | |
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19 | // | along with this program; if not, write to the Free Software | |
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20 | // | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, | |
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21 | // | USA. | |
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22 | // +-----------------------------------------------------------------------+ |
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23 | |
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24 | include_once(PHPWG_ROOT_PATH.'admin/include/functions.php'); |
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25 | |
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26 | // +-----------------------------------------------------------------------+ |
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27 | // | Check Access and exit when user status is not ok | |
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28 | // +-----------------------------------------------------------------------+ |
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29 | check_status(ACCESS_ADMINISTRATOR); |
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30 | |
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31 | //------------------------------------------------------------------- functions |
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32 | // RatioResizeImg creates a new picture (a thumbnail since it is supposed to |
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33 | // be smaller than original picture !) in the sub directory named |
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34 | // "thumbnail". |
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35 | function RatioResizeImg($path, $newWidth, $newHeight, $tn_ext) |
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36 | { |
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37 | global $conf, $lang, $page; |
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38 | |
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39 | if (!function_exists('gd_info')) |
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40 | { |
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41 | return; |
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42 | } |
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43 | |
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44 | $filename = basename($path); |
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45 | $dirname = dirname($path); |
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46 | |
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47 | // extension of the picture filename |
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48 | $extension = get_extension($filename); |
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49 | |
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50 | if (in_array($extension, array('jpg', 'JPG', 'jpeg', 'JPEG'))) |
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51 | { |
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52 | $srcImage = @imagecreatefromjpeg($path); |
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53 | } |
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54 | else if ($extension == 'png' or $extension == 'PNG') |
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55 | { |
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56 | $srcImage = @imagecreatefrompng($path); |
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57 | } |
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58 | else |
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59 | { |
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60 | unset($extension); |
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61 | } |
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62 | |
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63 | if ( isset( $srcImage ) ) |
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64 | { |
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65 | // width/height |
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66 | $srcWidth = imagesx( $srcImage ); |
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67 | $srcHeight = imagesy( $srcImage ); |
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68 | $ratioWidth = $srcWidth/$newWidth; |
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69 | $ratioHeight = $srcHeight/$newHeight; |
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70 | |
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71 | // maximal size exceeded ? |
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72 | if ( ( $ratioWidth > 1 ) or ( $ratioHeight > 1 ) ) |
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73 | { |
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74 | if ( $ratioWidth < $ratioHeight) |
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75 | { |
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76 | $destWidth = $srcWidth/$ratioHeight; |
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77 | $destHeight = $newHeight; |
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78 | } |
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79 | else |
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80 | { |
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81 | $destWidth = $newWidth; |
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82 | $destHeight = $srcHeight/$ratioWidth; |
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83 | } |
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84 | } |
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85 | else |
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86 | { |
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87 | $destWidth = $srcWidth; |
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88 | $destHeight = $srcHeight; |
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89 | } |
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90 | // according to the GD version installed on the server |
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91 | if ( $_POST['gd'] == 2 ) |
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92 | { |
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93 | // GD 2.0 or more recent -> good results (but slower) |
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94 | $destImage = imagecreatetruecolor( $destWidth, $destHeight); |
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95 | imagecopyresampled( $destImage, $srcImage, 0, 0, 0, 0, |
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96 | $destWidth,$destHeight,$srcWidth,$srcHeight ); |
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97 | } |
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98 | else |
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99 | { |
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100 | // GD prior to version 2 -> pretty bad results :-/ (but fast) |
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101 | $destImage = imagecreate( $destWidth, $destHeight); |
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102 | imagecopyresized( $destImage, $srcImage, 0, 0, 0, 0, |
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103 | $destWidth,$destHeight,$srcWidth,$srcHeight ); |
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104 | } |
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105 | |
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106 | if (($tndir = mkget_thumbnail_dir($dirname, $page['errors'])) == false) |
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107 | { |
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108 | return false; |
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109 | } |
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110 | |
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111 | $dest_file = $tndir.'/'.$conf['prefix_thumbnail']; |
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112 | $dest_file.= get_filename_wo_extension($filename); |
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113 | $dest_file.= '.'.$tn_ext; |
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114 | |
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115 | // creation and backup of final picture |
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116 | if (!is_writable($tndir)) |
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117 | { |
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118 | array_push($page['errors'], '['.$tndir.'] : '.l10n('no_write_access')); |
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119 | return false; |
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120 | } |
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121 | imagejpeg($destImage, $dest_file); |
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122 | // freeing memory ressources |
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123 | imagedestroy( $srcImage ); |
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124 | imagedestroy( $destImage ); |
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125 | |
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126 | list($tn_width, $tn_height) = getimagesize($dest_file); |
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127 | $tn_size = floor(filesize($dest_file) / 1024).' KB'; |
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128 | |
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129 | $info = array( 'path' => $path, |
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130 | 'tn_file' => $dest_file, |
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131 | 'tn_width' => $tn_width, |
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132 | 'tn_height' => $tn_height, |
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133 | 'tn_size' => $tn_size ); |
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134 | return $info; |
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135 | } |
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136 | // error |
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137 | else |
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138 | { |
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139 | echo l10n('tn_no_support')." "; |
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140 | if ( isset( $extenstion ) ) |
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141 | { |
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142 | echo l10n('tn_format').' '.$extension; |
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143 | } |
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144 | else |
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145 | { |
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146 | echo l10n('tn_thisformat'); |
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147 | } |
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148 | exit(); |
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149 | } |
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150 | } |
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151 | |
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152 | $pictures = array(); |
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153 | $stats = array(); |
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154 | |
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155 | if (!function_exists('gd_info')) |
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156 | { |
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157 | array_push($page['errors'], l10n('GD library is missing')); |
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158 | } |
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159 | |
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160 | // +-----------------------------------------------------------------------+ |
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161 | // | template initialization | |
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162 | // +-----------------------------------------------------------------------+ |
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163 | $template->set_filenames( array('thumbnail'=>'thumbnail.tpl') ); |
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164 | |
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165 | $template->assign(array( |
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166 | 'U_HELP' => PHPWG_ROOT_PATH.'popuphelp.php?page=thumbnail', |
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167 | )); |
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168 | // +-----------------------------------------------------------------------+ |
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169 | // | search pictures without thumbnails | |
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170 | // +-----------------------------------------------------------------------+ |
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171 | $wo_thumbnails = array(); |
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172 | $thumbnalized = array(); |
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173 | |
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174 | |
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175 | // what is the directory to search in ? |
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176 | $query = ' |
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177 | SELECT galleries_url FROM '.SITES_TABLE.' |
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178 | WHERE galleries_url NOT LIKE "http://%" |
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179 | ;'; |
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180 | $result = pwg_query($query); |
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181 | while ( $row=mysql_fetch_assoc($result) ) |
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182 | { |
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183 | $basedir = preg_replace('#/*$#', '', $row['galleries_url']); |
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184 | $fs = get_fs($basedir); |
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185 | |
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186 | // because isset is one hundred time faster than in_array |
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187 | $fs['thumbnails'] = array_flip($fs['thumbnails']); |
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188 | |
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189 | foreach ($fs['elements'] as $path) |
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190 | { |
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191 | // only pictures need thumbnails |
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192 | if (in_array(get_extension($path), $conf['picture_ext'])) |
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193 | { |
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194 | $dirname = dirname($path); |
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195 | $filename = basename($path); |
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196 | |
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197 | // only files matching the authorized filename pattern can be considered |
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198 | // as "without thumbnail" |
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199 | if (!preg_match('/^[a-zA-Z0-9-_.]+$/', $filename)) |
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200 | { |
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201 | continue; |
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202 | } |
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203 | |
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204 | // searching the element |
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205 | $filename_wo_ext = get_filename_wo_extension($filename); |
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206 | $tn_ext = ''; |
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207 | $base_test = $dirname.'/thumbnail/'; |
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208 | $base_test.= $conf['prefix_thumbnail'].$filename_wo_ext.'.'; |
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209 | foreach ($conf['picture_ext'] as $ext) |
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210 | { |
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211 | if (isset($fs['thumbnails'][$base_test.$ext])) |
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212 | { |
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213 | $tn_ext = $ext; |
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214 | break; |
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215 | } |
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216 | } |
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217 | |
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218 | if (empty($tn_ext)) |
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219 | { |
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220 | array_push($wo_thumbnails, $path); |
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221 | } |
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222 | } |
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223 | } // next element |
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224 | } // next site id |
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225 | // +-----------------------------------------------------------------------+ |
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226 | // | thumbnails creation | |
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227 | // +-----------------------------------------------------------------------+ |
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228 | if (isset($_POST['submit'])) |
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229 | { |
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230 | $times = array(); |
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231 | $infos = array(); |
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232 | |
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233 | // checking criteria |
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234 | if (!ereg('^[0-9]{2,3}$', $_POST['width']) or $_POST['width'] < 10) |
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235 | { |
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236 | array_push($page['errors'], l10n('tn_err_width').' 10'); |
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237 | } |
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238 | if (!ereg('^[0-9]{2,3}$', $_POST['height']) or $_POST['height'] < 10) |
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239 | { |
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240 | array_push($page['errors'], l10n('tn_err_height').' 10'); |
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241 | } |
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242 | |
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243 | // picture miniaturization |
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244 | if (count($page['errors']) == 0) |
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245 | { |
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246 | $num = 1; |
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247 | foreach ($wo_thumbnails as $path) |
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248 | { |
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249 | if (is_numeric($_POST['n']) and $num > $_POST['n']) |
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250 | { |
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251 | break; |
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252 | } |
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253 | |
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254 | $starttime = get_moment(); |
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255 | if ($info = RatioResizeImg($path,$_POST['width'],$_POST['height'],'jpg')) |
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256 | { |
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257 | $endtime = get_moment(); |
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258 | $info['time'] = ($endtime - $starttime) * 1000; |
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259 | array_push($infos, $info); |
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260 | array_push($times, $info['time']); |
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261 | array_push($thumbnalized, $path); |
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262 | $num++; |
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263 | } |
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264 | else |
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265 | { |
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266 | break; |
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267 | } |
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268 | } |
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269 | |
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270 | if (count($infos) > 0) |
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271 | { |
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272 | $sum = array_sum($times); |
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273 | $average = $sum / count($times); |
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274 | sort($times, SORT_NUMERIC); |
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275 | $max = array_pop($times); |
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276 | if (count($thumbnalized) == 1) |
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277 | { |
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278 | $min = $max; |
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279 | } |
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280 | else |
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281 | { |
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282 | $min = array_shift($times); |
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283 | } |
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284 | |
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285 | $tpl_var = |
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286 | array( |
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287 | 'TN_NB'=>count($infos), |
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288 | 'TN_TOTAL'=>number_format($sum, 2, '.', ' ').' ms', |
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289 | 'TN_MAX'=>number_format($max, 2, '.', ' ').' ms', |
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290 | 'TN_MIN'=>number_format($min, 2, '.', ' ').' ms', |
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291 | 'TN_AVERAGE'=>number_format($average, 2, '.', ' ').' ms', |
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292 | 'elements' => array() |
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293 | ); |
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294 | |
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295 | foreach ($infos as $i => $info) |
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296 | { |
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297 | $tpl_var['elements'][] = |
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298 | array( |
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299 | 'PATH'=>$info['path'], |
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300 | 'TN_FILE_IMG'=>$info['tn_file'], |
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301 | 'TN_FILESIZE_IMG'=>$info['tn_size'], |
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302 | 'TN_WIDTH_IMG'=>$info['tn_width'], |
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303 | 'TN_HEIGHT_IMG'=>$info['tn_height'], |
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304 | 'GEN_TIME'=>number_format($info['time'], 2, '.', ' ').' ms', |
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305 | ); |
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306 | } |
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307 | $template->assign('results', $tpl_var); |
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308 | } |
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309 | } |
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310 | } |
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311 | // +-----------------------------------------------------------------------+ |
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312 | // | form & pictures without thumbnails display | |
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313 | // +-----------------------------------------------------------------------+ |
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314 | $remainings = array_diff($wo_thumbnails, $thumbnalized); |
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315 | |
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316 | if (count($remainings) > 0) |
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317 | { |
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318 | $form_url = get_root_url().'admin.php?page=thumbnail'; |
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319 | $gd = !empty($_POST['gd']) ? $_POST['gd'] : 2; |
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320 | $width = !empty($_POST['width']) ? $_POST['width'] : $conf['tn_width']; |
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321 | $height = !empty($_POST['height']) ? $_POST['height'] : $conf['tn_height']; |
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322 | $n = !empty($_POST['n']) ? $_POST['n'] : 5; |
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323 | |
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324 | $template->assign( |
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325 | 'params', |
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326 | array( |
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327 | 'F_ACTION'=> $form_url, |
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328 | 'GD_SELECTED' => $gd, |
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329 | 'N_SELECTED' => $n, |
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330 | 'WIDTH_TN'=>$width, |
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331 | 'HEIGHT_TN'=>$height |
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332 | )); |
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333 | |
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334 | $template->assign( |
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335 | 'TOTAL_NB_REMAINING', |
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336 | count($remainings)); |
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337 | |
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338 | foreach ($remainings as $path) |
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339 | { |
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340 | list($width, $height) = getimagesize($path); |
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341 | $size = floor(filesize($path) / 1024).' KB'; |
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342 | |
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343 | $template->append( |
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344 | 'remainings', |
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345 | array( |
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346 | 'PATH'=>$path, |
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347 | 'FILESIZE_IMG'=>$size, |
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348 | 'WIDTH_IMG'=>$width, |
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349 | 'HEIGHT_IMG'=>$height, |
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350 | )); |
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351 | } |
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352 | } |
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353 | |
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354 | // +-----------------------------------------------------------------------+ |
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355 | // | return to admin | |
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356 | // +-----------------------------------------------------------------------+ |
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357 | $template->assign_var_from_handle('ADMIN_CONTENT', 'thumbnail'); |
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358 | ?> |
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