1 | <?php |
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2 | /* |
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3 | * FCKeditor - The text editor for Internet - http://www.fckeditor.net |
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4 | * Copyright (C) 2003-2009 Frederico Caldeira Knabben |
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5 | * |
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6 | * == BEGIN LICENSE == |
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7 | * |
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8 | * Licensed under the terms of any of the following licenses at your |
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9 | * choice: |
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10 | * |
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11 | * - GNU General Public License Version 2 or later (the "GPL") |
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12 | * http://www.gnu.org/licenses/gpl.html |
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13 | * |
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14 | * - GNU Lesser General Public License Version 2.1 or later (the "LGPL") |
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15 | * http://www.gnu.org/licenses/lgpl.html |
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16 | * |
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17 | * - Mozilla Public License Version 1.1 or later (the "MPL") |
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18 | * http://www.mozilla.org/MPL/MPL-1.1.html |
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19 | * |
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20 | * == END LICENSE == |
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21 | * |
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22 | * This is the File Manager Connector for PHP. |
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23 | */ |
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24 | function CombinePaths( $sBasePath, $sFolder ) |
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25 | { |
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26 | return RemoveFromEnd( $sBasePath, '/' ) . '/' . RemoveFromStart( $sFolder, '/' ) ; |
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27 | } |
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28 | function GetResourceTypePath( $resourceType, $sCommand ) |
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29 | { |
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30 | global $Config ; |
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31 | |
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32 | if ( $sCommand == "QuickUpload") |
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33 | return $Config['QuickUploadPath'][$resourceType] ; |
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34 | else |
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35 | return $Config['FileTypesPath'][$resourceType] ; |
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36 | } |
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37 | |
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38 | function GetResourceTypeDirectory( $resourceType, $sCommand ) |
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39 | { |
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40 | global $Config ; |
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41 | if ( $sCommand == "QuickUpload") |
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42 | { |
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43 | if ( strlen( $Config['QuickUploadAbsolutePath'][$resourceType] ) > 0 ) |
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44 | return $Config['QuickUploadAbsolutePath'][$resourceType] ; |
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45 | |
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46 | // Map the "UserFiles" path to a local directory. |
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47 | return Server_MapPath( $Config['QuickUploadPath'][$resourceType] ) ; |
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48 | } |
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49 | else |
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50 | { |
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51 | if ( strlen( $Config['FileTypesAbsolutePath'][$resourceType] ) > 0 ) |
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52 | return $Config['FileTypesAbsolutePath'][$resourceType] ; |
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53 | |
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54 | // Map the "UserFiles" path to a local directory. |
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55 | return Server_MapPath( $Config['FileTypesPath'][$resourceType] ) ; |
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56 | } |
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57 | } |
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58 | |
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59 | function GetUrlFromPath( $resourceType, $folderPath, $sCommand ) |
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60 | { |
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61 | return CombinePaths( GetResourceTypePath( $resourceType, $sCommand ), $folderPath ) ; |
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62 | } |
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63 | |
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64 | function RemoveExtension( $fileName ) |
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65 | { |
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66 | return substr( $fileName, 0, strrpos( $fileName, '.' ) ) ; |
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67 | } |
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68 | |
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69 | function ServerMapFolder( $resourceType, $folderPath, $sCommand ) |
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70 | { |
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71 | // Get the resource type directory. |
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72 | $sResourceTypePath = GetResourceTypeDirectory( $resourceType, $sCommand ) ; |
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73 | |
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74 | // Ensure that the directory exists. |
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75 | $sErrorMsg = CreateServerFolder( $sResourceTypePath ) ; |
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76 | if ( $sErrorMsg != '' ) |
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77 | SendError( 1, "Error creating folder \"{$sResourceTypePath}\" ({$sErrorMsg})" ) ; |
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78 | |
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79 | // Return the resource type directory combined with the required path. |
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80 | return CombinePaths( $sResourceTypePath , $folderPath ) ; |
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81 | } |
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82 | |
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83 | function GetParentFolder( $folderPath ) |
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84 | { |
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85 | $sPattern = "-[/\\\\][^/\\\\]+[/\\\\]?$-" ; |
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86 | return preg_replace( $sPattern, '', $folderPath ) ; |
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87 | } |
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88 | |
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89 | function CreateServerFolder( $folderPath, $lastFolder = null ) |
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90 | { |
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91 | global $Config ; |
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92 | $sParent = GetParentFolder( $folderPath ) ; |
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93 | |
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94 | // Ensure the folder path has no double-slashes, or mkdir may fail on certain platforms |
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95 | while ( strpos($folderPath, '//') !== false ) |
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96 | { |
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97 | $folderPath = str_replace( '//', '/', $folderPath ) ; |
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98 | } |
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99 | |
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100 | // Check if the parent exists, or create it. |
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101 | if ( !file_exists( $sParent ) ) |
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102 | { |
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103 | //prevents agains infinite loop when we can't create root folder |
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104 | if ( !is_null( $lastFolder ) && $lastFolder === $sParent) { |
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105 | return "Can't create $folderPath directory" ; |
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106 | } |
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107 | |
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108 | $sErrorMsg = CreateServerFolder( $sParent, $folderPath ) ; |
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109 | if ( $sErrorMsg != '' ) |
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110 | return $sErrorMsg ; |
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111 | } |
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112 | |
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113 | if ( !file_exists( $folderPath ) ) |
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114 | { |
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115 | // Turn off all error reporting. |
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116 | error_reporting( 0 ) ; |
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117 | |
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118 | $php_errormsg = '' ; |
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119 | // Enable error tracking to catch the error. |
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120 | ini_set( 'track_errors', '1' ) ; |
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121 | |
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122 | if ( isset( $Config['ChmodOnFolderCreate'] ) && !$Config['ChmodOnFolderCreate'] ) |
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123 | { |
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124 | mkdir( $folderPath ) ; |
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125 | } |
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126 | else |
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127 | { |
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128 | $permissions = 0777 ; |
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129 | if ( isset( $Config['ChmodOnFolderCreate'] ) ) |
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130 | { |
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131 | $permissions = $Config['ChmodOnFolderCreate'] ; |
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132 | } |
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133 | // To create the folder with 0777 permissions, we need to set umask to zero. |
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134 | $oldumask = umask(0) ; |
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135 | mkdir( $folderPath, $permissions ) ; |
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136 | umask( $oldumask ) ; |
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137 | } |
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138 | |
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139 | $sErrorMsg = $php_errormsg ; |
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140 | |
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141 | // Restore the configurations. |
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142 | ini_restore( 'track_errors' ) ; |
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143 | ini_restore( 'error_reporting' ) ; |
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144 | |
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145 | return $sErrorMsg ; |
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146 | } |
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147 | else |
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148 | return '' ; |
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149 | } |
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150 | |
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151 | function GetRootPath() |
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152 | { |
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153 | if (!isset($_SERVER)) { |
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154 | global $_SERVER; |
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155 | } |
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156 | $sRealPath = realpath( './' ) ; |
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157 | // #2124 ensure that no slash is at the end |
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158 | $sRealPath = rtrim($sRealPath,"\\/"); |
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159 | |
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160 | $sSelfPath = $_SERVER['PHP_SELF'] ; |
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161 | $sSelfPath = substr( $sSelfPath, 0, strrpos( $sSelfPath, '/' ) ) ; |
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162 | |
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163 | $sSelfPath = str_replace( '/', DIRECTORY_SEPARATOR, $sSelfPath ) ; |
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164 | |
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165 | $position = strpos( $sRealPath, $sSelfPath ) ; |
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166 | |
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167 | // This can check only that this script isn't run from a virtual dir |
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168 | // But it avoids the problems that arise if it isn't checked |
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169 | if ( $position === false || $position <> strlen( $sRealPath ) - strlen( $sSelfPath ) ) |
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170 | SendError( 1, 'Sorry, can\'t map "UserFilesPath" to a physical path. You must set the "UserFilesAbsolutePath" value in "editor/filemanager/connectors/php/config.php".' ) ; |
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171 | |
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172 | return substr( $sRealPath, 0, $position ) ; |
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173 | } |
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174 | |
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175 | // Emulate the asp Server.mapPath function. |
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176 | // given an url path return the physical directory that it corresponds to |
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177 | function Server_MapPath( $path ) |
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178 | { |
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179 | // This function is available only for Apache |
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180 | if ( function_exists( 'apache_lookup_uri' ) ) |
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181 | { |
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182 | $info = apache_lookup_uri( $path ) ; |
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183 | return $info->filename . $info->path_info ; |
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184 | } |
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185 | |
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186 | // This isn't correct but for the moment there's no other solution |
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187 | // If this script is under a virtual directory or symlink it will detect the problem and stop |
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188 | return GetRootPath() . $path ; |
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189 | } |
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190 | |
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191 | function IsAllowedExt( $sExtension, $resourceType ) |
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192 | { |
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193 | global $Config ; |
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194 | // Get the allowed and denied extensions arrays. |
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195 | $arAllowed = $Config['AllowedExtensions'][$resourceType] ; |
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196 | $arDenied = $Config['DeniedExtensions'][$resourceType] ; |
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197 | |
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198 | if ( count($arAllowed) > 0 && !in_array( $sExtension, $arAllowed ) ) |
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199 | return false ; |
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200 | |
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201 | if ( count($arDenied) > 0 && in_array( $sExtension, $arDenied ) ) |
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202 | return false ; |
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203 | |
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204 | return true ; |
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205 | } |
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206 | |
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207 | function IsAllowedType( $resourceType ) |
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208 | { |
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209 | global $Config ; |
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210 | if ( !in_array( $resourceType, $Config['ConfigAllowedTypes'] ) ) |
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211 | return false ; |
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212 | |
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213 | return true ; |
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214 | } |
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215 | |
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216 | function IsAllowedCommand( $sCommand ) |
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217 | { |
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218 | global $Config ; |
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219 | |
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220 | if ( !in_array( $sCommand, $Config['ConfigAllowedCommands'] ) ) |
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221 | return false ; |
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222 | |
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223 | return true ; |
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224 | } |
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225 | |
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226 | function GetCurrentFolder() |
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227 | { |
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228 | if (!isset($_GET)) { |
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229 | global $_GET; |
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230 | } |
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231 | $sCurrentFolder = isset( $_GET['CurrentFolder'] ) ? $_GET['CurrentFolder'] : '/' ; |
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232 | |
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233 | // Check the current folder syntax (must begin and start with a slash). |
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234 | if ( !preg_match( '|/$|', $sCurrentFolder ) ) |
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235 | $sCurrentFolder .= '/' ; |
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236 | if ( strpos( $sCurrentFolder, '/' ) !== 0 ) |
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237 | $sCurrentFolder = '/' . $sCurrentFolder ; |
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238 | |
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239 | // Ensure the folder path has no double-slashes |
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240 | while ( strpos ($sCurrentFolder, '//') !== false ) { |
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241 | $sCurrentFolder = str_replace ('//', '/', $sCurrentFolder) ; |
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242 | } |
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243 | |
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244 | // Check for invalid folder paths (..) |
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245 | if ( strpos( $sCurrentFolder, '..' ) || strpos( $sCurrentFolder, "\\" )) |
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246 | SendError( 102, '' ) ; |
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247 | |
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248 | return $sCurrentFolder ; |
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249 | } |
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250 | |
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251 | // Do a cleanup of the folder name to avoid possible problems |
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252 | function SanitizeFolderName( $sNewFolderName ) |
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253 | { |
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254 | $sNewFolderName = stripslashes( $sNewFolderName ) ; |
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255 | |
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256 | // Remove . \ / | : ? * " < > |
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257 | $sNewFolderName = preg_replace( '/\\.|\\\\|\\/|\\||\\:|\\?|\\*|"|<|>|[[:cntrl:]]/', '_', $sNewFolderName ) ; |
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258 | |
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259 | return $sNewFolderName ; |
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260 | } |
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261 | |
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262 | // Do a cleanup of the file name to avoid possible problems |
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263 | function SanitizeFileName( $sNewFileName ) |
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264 | { |
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265 | global $Config ; |
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266 | |
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267 | $sNewFileName = stripslashes( $sNewFileName ) ; |
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268 | |
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269 | // Replace dots in the name with underscores (only one dot can be there... security issue). |
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270 | if ( $Config['ForceSingleExtension'] ) |
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271 | $sNewFileName = preg_replace( '/\\.(?![^.]*$)/', '_', $sNewFileName ) ; |
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272 | |
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273 | // Remove \ / | : ? * " < > |
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274 | $sNewFileName = preg_replace( '/\\\\|\\/|\\||\\:|\\?|\\*|"|<|>|[[:cntrl:]]/', '_', $sNewFileName ) ; |
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275 | |
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276 | return $sNewFileName ; |
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277 | } |
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278 | |
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279 | // This is the function that sends the results of the uploading process. |
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280 | function SendUploadResults( $errorNumber, $fileUrl = '', $fileName = '', $customMsg = '' ) |
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281 | { |
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282 | // Minified version of the document.domain automatic fix script (#1919). |
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283 | // The original script can be found at _dev/domain_fix_template.js |
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284 | echo <<<EOF |
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285 | <script type="text/javascript"> |
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286 | (function(){var d=document.domain;while (true){try{var A=window.parent.document.domain;break;}catch(e) {};d=d.replace(/.*?(?:\.|$)/,'');if (d.length==0) break;try{document.domain=d;}catch (e){break;}}})(); |
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287 | EOF; |
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288 | |
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289 | $rpl = array( '\\' => '\\\\', '"' => '\\"' ) ; |
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290 | echo 'window.parent.OnUploadCompleted(' . $errorNumber . ',"' . strtr( $fileUrl, $rpl ) . '","' . strtr( $fileName, $rpl ) . '", "' . strtr( $customMsg, $rpl ) . '") ;' ; |
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291 | echo '</script>' ; |
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292 | exit ; |
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293 | } |
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294 | |
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295 | ?> |
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