1 | <?php |
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2 | /** |
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3 | * Download.class.php |
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4 | */ |
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5 | /** |
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6 | * Download de Arquivos |
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7 | * |
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8 | * Formulï¿œrios |
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9 | * <code> |
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10 | * include '../lib/config.php'; |
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11 | * include '../includes/classes/Download.class.php'; |
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12 | * |
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13 | * $down = new Download('my_files/', 'true'); |
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14 | * $down-> doDownload('tazmania2.jpg',true); |
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15 | * |
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16 | * if($down->getSysError() != ''){ |
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17 | * echo $down->getSysDebug(); |
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18 | * echo $down->getSysError(); |
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19 | * } |
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20 | * |
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21 | * </code> |
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22 | * |
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23 | * |
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24 | * |
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25 | * |
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26 | */ |
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27 | class Download { |
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28 | |
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29 | public $sysError = ''; |
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30 | public $sysDebug = ''; |
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31 | |
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32 | private $_pathFolder = ''; |
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33 | private $_pathBase = ""; |
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34 | private $_file = ""; |
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35 | private $_fileExtension = ''; |
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36 | private $_fileMime = ''; |
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37 | |
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38 | private $_fileSize = 0; |
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39 | private $_forceDownload = true; |
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40 | |
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41 | /** |
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42 | * ᅵ Construtor do metodo: |
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43 | * <code> |
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44 | * $down = $down = new Download('my_files/', 'true'); |
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45 | * </code> |
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46 | *ᅵ |
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47 | * @param string $path Pasta de onde serᅵ feito Donwload |
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48 | * @param string $base 'true'/'false' caminho true (/var/www/) caminho false |
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49 | * (/var/www/html/site.../) |
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50 | */ |
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51 | |
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52 | function Download($path, $base) { |
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53 | |
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54 | $this->sysDebug .= '<b>Download</b><br>'; |
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55 | |
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56 | try{ |
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57 | //pastas que sï¿œo permitidas fazer download |
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58 | $arrFolders = array(); |
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59 | $arrFolders[] = '/'; |
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60 | |
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61 | |
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62 | if(trim($path) != '' && in_array(trim($path), $arrFolders)){ |
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63 | $this->_pathFolder = trim($path); |
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64 | $this->sysDebug .= '<b> Pasta: </b> ' . $this->_pathFolder . '<br>'; |
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65 | }/* else { |
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66 | $this->sysDebug .= '<b> Pasta Invalida: </b> [' . $path . ']<br>'; |
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67 | throw new exception(' caminho [' . $path . '] ᅵ invalido.'); |
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68 | } |
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69 | */ |
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70 | if(trim($base) != '' && (trim($base) == 'true' || trim($base) == 'false') ){ |
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71 | if(trim($base) == 'true'){ |
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72 | $this->_pathBase = ''; |
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73 | } else { |
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74 | $this->_pathBase = _SITEDIR_; |
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75 | } |
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76 | $this->sysDebug .= '<b> Base: </b> ' . $this->_pathBase . '<br>'; |
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77 | } else { |
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78 | $this->sysDebug .= '<b> Base Invalida: </b> [' . $base . ']<br>'; |
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79 | throw new exception('Base [' . $base . '] ᅵ invalido.'); |
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80 | } |
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81 | |
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82 | /*if(!is_dir($this->_pathBase . $this->_pathFolder)){ |
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83 | $this->sysDebug .= '<b> Caminho nï¿œo corresponde a uma pasta valida: </b> [' . $this->_pathBase . $this->_pathFolder . ']<br>'; |
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84 | throw new exception(' Caminho nï¿œo corresponde a uma pasta valida: </b> [' . $this->_pathBase . $this->_pathFolder . '].'); |
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85 | } */ |
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86 | |
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87 | } catch (exception $e) { |
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88 | |
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89 | $this->sysError = '<b>Erro: </b>' . $e->getMessage() . '<br>'; |
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90 | $this->sysDebug .= '<b>Thows Construtor Exit</b> <br>'; |
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91 | |
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92 | $fp = fopen ("/tmp/logDownloadsIndevidos","a+"); |
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93 | $writeDebug = "Data : " . date('d/m/Y H:m:s') . |
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94 | " \nPagina : " . $_SERVER['PHP_SELF'] . |
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95 | " \nIP : " . $_SERVER['REMOTE_ADDR'] . |
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96 | " \nUsuoid : " . $_SESSION['usuario']['oid'] . |
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97 | "\n" . $this->sysDebug . " \n\n"; |
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98 | $writeDebug = strip_tags(html_entity_decode(str_ireplace('<br>', "\n", $writeDebug), ENT_NOQUOTES, 'ISO8859-1')); |
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99 | fwrite($fp, $writeDebug ); |
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100 | fclose($fp); |
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101 | |
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102 | } |
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103 | |
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104 | } |
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105 | |
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106 | /** |
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107 | * ᅵ Meodo de download de arquivos |
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108 | * <code> |
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109 | * $down-> doDownload('file.ext'); |
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110 | * </code> |
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111 | *ᅵ |
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112 | * @param string $file Arquivo que serᅵ feito download |
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113 | */ |
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114 | function doDownload($file, $forceDownload = true){ |
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115 | try{ |
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116 | |
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117 | $this->_forceDownload = $forceDownload; |
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118 | |
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119 | if(trim($file) != ''){ |
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120 | $this->_file = trim($file); |
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121 | $this->sysDebug .= '<b> File Name: </b> [' . $this->_file . ']<br>'; |
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122 | } else { |
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123 | $this->sysDebug .= '<b> Base Invalida: </b> [' . $file . ']<br>'; |
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124 | throw new exception(' Arquivo [' . $file . '] ᅵ invalido.'); |
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125 | } |
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126 | |
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127 | |
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128 | |
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129 | preg_match('/\.([^\.]*$)/', $this->_file, $extension); |
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130 | $this->_fileExtension = strtolower(substr($extension[0], 1, strlen($extension[0]))); |
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131 | $this->sysDebug .= '<b> Formato do Arquivo: </b> [' . $this->_fileExtension . ']<br>'; |
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132 | |
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133 | if($this->_fileExtension == 'php'){ |
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134 | $this->sysDebug .= '<b> Formato de Arquivo invalido: </b> [' . $this->_fileExtension . ']<br>'; |
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135 | throw new exception('Arquivo invalido.'); |
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136 | } |
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137 | |
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138 | if(strstr( $this->_pathBase . $this->_pathFolder . $this->_file, '../' )){ |
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139 | $this->sysDebug .= '<b> Pasta contem caracteres invalidos: </b> [' . $this->_pathBase . $this->_pathFolder . $this->_file . ']<br>'; |
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140 | throw new exception(' caminho [' . $this->_pathBase . $this->_pathFolder . $this->_file . '] ᅵ invalido.'); |
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141 | } |
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142 | |
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143 | if(!file_exists($this->_pathBase . $this->_pathFolder . $this->_file)){ |
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144 | $this->sysDebug .= '<b> Arquivo nï¿œo encontrado: </b> [' . $this->_pathBase . $this->_pathFolder . $this->_file . ']<br>'; |
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145 | throw new exception('Arquivo nï¿œo encontrado.'); |
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146 | } |
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147 | |
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148 | $sizeFile = filesize($this->_pathBase . $this->_pathFolder . $this->_file); |
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149 | if($sizeFile > 0 ){ |
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150 | $this->_fileSize = $sizeFile; |
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151 | $this->sysDebug .= '<b> Arquivo com tamanho </b> [' . $this->_fileSize . '] bytes<br>'; |
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152 | } else { |
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153 | $this->sysDebug .= '<b> Arquivo com tamanho 0 bytes: </b><br>'; |
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154 | throw new exception('Arquivo truncado.'); |
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155 | } |
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156 | |
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157 | $arrExtensions = array(); |
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158 | $arrExtensions[] = 'jpg'; |
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159 | $arrExtensions[] = 'jpeg'; |
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160 | $arrExtensions[] = 'jpe'; |
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161 | $arrExtensions[] = 'gif'; |
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162 | $arrExtensions[] = 'png'; |
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163 | $arrExtensions[] = 'bmp'; |
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164 | $arrExtensions[] = 'tiff'; |
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165 | $arrExtensions[] = 'tif'; |
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166 | $arrExtensions[] = 'doc'; |
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167 | $arrExtensions[] = 'docx'; |
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168 | $arrExtensions[] = 'xls'; |
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169 | $arrExtensions[] = 'xlt'; |
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170 | $arrExtensions[] = 'xlm'; |
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171 | $arrExtensions[] = 'xld'; |
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172 | $arrExtensions[] = 'xla'; |
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173 | $arrExtensions[] = 'xlc'; |
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174 | $arrExtensions[] = 'xlw'; |
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175 | $arrExtensions[] = 'xll'; |
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176 | $arrExtensions[] = 'ppt'; |
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177 | $arrExtensions[] = 'pps'; |
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178 | $arrExtensions[] = 'txt'; |
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179 | $arrExtensions[] = 'zip'; |
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180 | $arrExtensions[] = 'rar'; |
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181 | $arrExtensions[] = 'rtf'; |
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182 | $arrExtensions[] = 'pdf'; |
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183 | $arrExtensions[] = 'odt'; |
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184 | $arrExtensions[] = 'xml'; |
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185 | $arrExtensions[] = 'html'; |
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186 | $arrExtensions[] = 'htm'; |
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187 | $arrExtensions[] = 'csv'; |
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188 | $arrExtensions[] = 'eml'; |
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189 | |
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190 | if(! in_array($this->_fileExtension, $arrExtensions) ){ |
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191 | $this->sysDebug .= '<b> Extensï¿œo de arquivo nï¿œo permitida</b><br>'; |
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192 | throw new exception('Extensï¿œo invalida [' . $this->_fileExtension . '].'); |
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193 | } |
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194 | |
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195 | switch($this->_fileExtension) { |
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196 | case 'jpg': case 'jpeg': case 'jpe': |
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197 | $this->_fileMime = 'image/jpeg'; break; |
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198 | case 'gif': |
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199 | $this->_fileMime = 'image/gif'; break; |
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200 | case 'png': |
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201 | $this->_fileMime = 'image/png'; break; |
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202 | case 'bmp': |
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203 | $this->_fileMime = 'image/bmp'; break; |
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204 | case 'js' : |
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205 | $this->_fileMime = 'application/x-javascript'; break; |
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206 | case 'json' : |
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207 | $this->_fileMime = 'application/json'; break; |
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208 | case 'tiff' :case 'tif' : |
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209 | $this->_fileMime = 'image/tiff'; break; |
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210 | case 'css' : |
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211 | $this->_fileMime = 'text/css'; break; |
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212 | case 'xml' : |
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213 | $this->_fileMime = 'application/xml'; break; |
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214 | case 'doc' : case 'docx' : |
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215 | $this->_fileMime = 'application/msword'; break; |
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216 | case 'xls': case 'xlt': case 'xlm': case 'xld': case 'xla': case 'xlc': case 'xlw' : case 'xll' : |
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217 | $this->_fileMime = 'application/vnd.ms-excel'; break; |
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218 | case 'ppt': case 'pps' : |
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219 | $this->_fileMime = 'application/vnd.ms-powerpoint'; break; |
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220 | case 'rtf' : |
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221 | $this->_fileMime = 'application/rtf'; break; |
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222 | case 'pdf' : |
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223 | $this->_fileMime = 'application/pdf'; break; |
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224 | case 'html': case 'htm': case 'php' : |
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225 | $this->_fileMime = 'text/html'; break; |
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226 | case 'txt' : |
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227 | $this->_fileMime = 'text/plain'; break; |
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228 | case 'mpeg': case 'mpg': case 'mpe' : |
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229 | $this->_fileMime = 'video/mpeg'; break; |
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230 | case 'mp3' : |
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231 | $this->_fileMime = 'audio/mpeg3'; break; |
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232 | case 'wav' : |
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233 | $this->_fileMime = 'audio/wav'; break; |
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234 | case 'aiff': case 'aif' : |
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235 | $this->_fileMime = 'audio/aiff'; break; |
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236 | case 'avi' : |
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237 | $this->_fileMime = 'video/msvideo'; break; |
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238 | case 'wmv' : |
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239 | $this->_fileMime = 'video/x-ms-wmv'; break; |
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240 | case 'mov' : |
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241 | $this->_fileMime = 'video/quicktime'; break; |
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242 | case 'zip' : |
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243 | $this->_fileMime = 'application/zip'; break; |
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244 | case 'tar' : |
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245 | $this->_fileMime = 'application/x-tar'; break; |
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246 | case 'swf' : |
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247 | $this->_fileMime = 'application/x-shockwave-flash'; break; |
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248 | default : |
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249 | $this->_fileMime = 'application/octet-stream'; |
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250 | } |
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251 | if ($this->_fileMime == 'application/octet-stream') { |
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252 | $this->sysDebug .= '<b> Mime Type Default: </b> [' . $this->_fileMime . ']<br>'; |
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253 | } else { |
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254 | $this->sysDebug .= '<b> Mime Type Identificado: </b> [' . $this->_fileMime . ']<br>';; |
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255 | } |
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256 | |
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257 | if($forceDownload === true){ |
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258 | $this->_forceDownload = "Content-Disposition: attachment; filename=" . $this->_file; |
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259 | $this->sysDebug .= '<b> Download: </b> [' . $this->_forceDownload . ']<br>'; |
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260 | } else { |
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261 | $this->_forceDownload = "Content-Disposition: inline; filename=" . $this->_file; |
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262 | $this->sysDebug .= '<b> Download: </b> [' . $this->_forceDownload . ']<br>'; |
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263 | } |
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264 | |
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265 | header("Expires: " . gmdate("D, d M Y H:i:s") . " GMT;"); |
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266 | header("Last-Modified: " . gmdate("D, d M Y H:i:s") . " GMT;"); |
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267 | header("cache-control: post-check=0, pre-check=0, false;"); |
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268 | header("Pragma: public;"); |
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269 | header("Cache-Control: must-revalidate, post-check=0, pre-check=0;"); |
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270 | header("Cache-Control: private, false;"); |
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271 | header("Content-Transfer-Encoding: binary;"); |
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272 | header("Content-Length: ". $this->_fileSize . ';'); |
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273 | header($this->_forceDownload . ';'); |
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274 | header('Content-type: ' . $this->_fileMime . ';'); |
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275 | |
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276 | |
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277 | readfile($this->_pathBase . $this->_pathFolder . $this->_file); |
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278 | |
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279 | /* |
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280 | //header("Expires: " . gmdate("D, d M Y H:i:s") . " GMT"); |
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281 | //header("Last-Modified: " . gmdate("D, d M Y H:i:s") . " GMT"); |
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282 | //header("cache-control: post-check=0, pre-check=0", false); |
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283 | header("Pragma: public"); |
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284 | header("Cache-Control: must-revalidate, post-check=0, pre-check=0"); |
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285 | header("Cache-Control: private",false); |
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286 | header("Content-Transfer-Encoding: binary"); |
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287 | header("Content-Length: ". $this->_fileSize ); |
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288 | header($this->_forceDownload); |
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289 | header('Content-type: ' . $this->_fileMime . ';'); |
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290 | //header('Content-Description: ' . $this->_file . ';'); |
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291 | */ |
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292 | } catch (exception $e) { |
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293 | $this->sysError = '<b>Erro: </b>' . $e->getMessage() . '<br>'; |
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294 | $this->sysDebug .= '<b>Thows UPLOAD Exit</b> <br>'; |
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295 | |
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296 | $fp = fopen ("/tmp/logDownloadsIndevidos","a+"); |
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297 | $writeDebug = "Data : " . date('d/m/Y H:m:s') . |
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298 | " \nPagina : " . $_SERVER['PHP_SELF'] . |
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299 | " \nIP : " . $_SERVER['REMOTE_ADDR'] . |
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300 | " \nUsuoid : " . $_SESSION['usuario']['oid'] . |
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301 | "\n" . $this->sysDebug . " \n\n"; |
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302 | $writeDebug = strip_tags(html_entity_decode(str_ireplace('<br>', "\n", $writeDebug), ENT_NOQUOTES, 'ISO8859-1')); |
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303 | fwrite($fp, $writeDebug ); |
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304 | fclose($fp); |
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305 | |
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306 | } |
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307 | |
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308 | |
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309 | } |
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310 | /* |
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311 | * ï¿œGet susError (Mensagem de erro) |
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312 | * <code> |
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313 | * $down-> getSysError(); |
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314 | * </code> |
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315 | *ᅵ |
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316 | */ |
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317 | function getSysError(){ |
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318 | $ret = ''; |
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319 | if(isset($this->sysError{0})){ |
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320 | $ret = '<font color="#FF0000">' . $this->sysError . '</font>'; |
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321 | } |
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322 | return $ret; |
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323 | } |
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324 | /** |
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325 | * ï¿œGet sysDebug (Mensagem do Debug) |
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326 | * <code> |
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327 | * $down- > getSysDebug(); |
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328 | * </code> |
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329 | *ᅵ |
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330 | */ |
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331 | function getSysDebug(){ |
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332 | return '<pre>' . $this->sysDebug . '</pre>'; |
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333 | } |
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334 | } |
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335 | ?> |
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