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<?php |
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class SonglistMediaUploader |
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{ |
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var $mediaName; |
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var $mediaType; |
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var $mediaSize; |
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var $mediaTmpName; |
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var $mediaError; |
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var $uploadDir = ''; |
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var $allowedMimeTypes = array(); |
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var $allowedExtensions = array(); |
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var $maxFileSize = 3299999999; |
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var $maxWidth; |
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var $maxHeight; |
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var $targetFileName; |
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var $prefix; |
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var $errors = array(); |
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var $savedDestination; |
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var $savedFileName; |
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/** |
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* Constructor |
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* |
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* @param string $uploadDir |
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* @param array $allowedMimeTypes |
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* @param int $maxFileSize |
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* @param int $maxWidth |
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* @param int $maxHeight |
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* @param int $cmodvalue |
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* @param array $allowedExtensions |
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**/ |
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function SonglistMediaUploader($uploadDir, $allowedMimeTypes, $maxFileSize, $maxWidth=null, $maxHeight=null, $allowedExtensions=null ) |
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{ |
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if (is_array($allowedMimeTypes)) { |
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$this->allowedMimeTypes =& $allowedMimeTypes; |
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} |
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$this->uploadDir = $uploadDir.(substr($uploadDir, strlen($uploadDir)-1,1)!=DS?DS:''); |
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if (is_dir($uploadDir)) { |
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foreach(explode(DS, $uploadDir) as $folder) { |
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$path .= DS . $folder; |
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mkdir($path, 0777); |
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} |
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} |
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$this->maxFileSize = intval($maxFileSize); |
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if(isset($maxWidth)) { |
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$this->maxWidth = intval($maxWidth); |
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} |
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if(isset($maxHeight)) { |
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$this->maxHeight = intval($maxHeight); |
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} |
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if( isset( $allowedExtensions ) && is_array( $allowedExtensions ) ) { |
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$this->allowedExtensions =& $allowedExtensions ; |
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} |
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} |
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/** |
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* Fetch the uploaded file |
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* |
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* @param string $media_name Name of the file field |
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* @param int $index Index of the file (if more than one uploaded under that name) |
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* @return bool |
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**/ |
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function fetchMedia($index_name, $index = null) |
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{ |
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if (!isset($_FILES[$index_name])) { |
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$this->setErrors('File not found'); |
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return false; |
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} elseif (is_array($_FILES[$index_name]['name'][$index]) && isset($index)) { |
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$this->mediaName = $_FILES[$index_name]['name'][$index]; |
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$this->mediaType = $_FILES[$index_name]['type'][$index]; |
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$this->mediaSize = $_FILES[$index_name]['size'][$index]; |
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$this->mediaTmpName = $_FILES[$index_name]['tmp_name'][$index]; |
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$this->mediaError = !empty($_FILES[$index_name]['error'][$index]) ? $_FILES[$index_name]['errir'][$index] : 0; |
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} else { |
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$this->mediaName = $_FILES[$index_name]['name']; |
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$this->mediaType = $_FILES[$index_name]['type']; |
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$this->mediaSize = $_FILES[$index_name]['size']; |
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$this->mediaTmpName = $_FILES[$index_name]['tmp_name']; |
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$this->mediaError = !empty($_FILES[$index_name]['error']) ? $_FILES[$index_name]['error'] : 0; |
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} |
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$this->errors = array(); |
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if (intval($this->mediaSize) < 0) { |
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$this->setErrors('Invalid File Size'); |
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return false; |
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} |
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if ($this->mediaName == '') { |
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$this->setErrors('Filename Is Empty'); |
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return false; |
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} |
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if ($this->mediaTmpName == 'none' || !is_uploaded_file($this->mediaTmpName) || $this->mediaSize == 0 ) { |
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$this->setErrors('No file uploaded'); |
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return false; |
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} |
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if ($this->mediaError > 0) { |
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$this->setErrors('Error occurred: Error #'.$this->mediaError); |
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return false; |
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} |
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return true; |
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} |
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/** |
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* Set the target filename |
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* |
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* @param string $value |
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**/ |
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function setTargetFileName($value){ |
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$this->targetFileName = strval(trim($value)); |
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} |
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/** |
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* Set the prefix |
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* |
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* @param string $value |
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**/ |
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function setPrefix($value){ |
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$this->prefix = strval(trim($value)); |
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} |
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/** |
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* Get the uploaded filename |
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* |
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* @return string |
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**/ |
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function getMediaName() |
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{ |
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return $this->mediaName; |
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} |
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/** |
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* Get the type of the uploaded file |
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* |
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* @return string |
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**/ |
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function getMediaType() |
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{ |
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return $this->mediaType; |
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} |
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/** |
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* Get the size of the uploaded file |
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* |
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* @return int |
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**/ |
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function getMediaSize() |
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{ |
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return $this->mediaSize; |
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} |
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/** |
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* Get the temporary name that the uploaded file was stored under |
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* |
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* @return string |
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**/ |
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function getMediaTmpName() |
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{ |
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return $this->mediaTmpName; |
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} |
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/** |
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* Get the saved filename |
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* |
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* @return string |
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**/ |
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function getSavedFileName(){ |
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return $this->savedFileName; |
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} |
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/** |
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* Get the destination the file is saved to |
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* |
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* @return string |
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**/ |
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function getSavedDestination(){ |
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return $this->savedDestination; |
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} |
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/** |
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* Check the file and copy it to the destination |
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* |
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* @return bool |
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**/ |
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function upload($chmod = 0644) |
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{ |
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if ($this->uploadDir == '') { |
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$this->setErrors('Upload directory not set'); |
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return false; |
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} |
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if (!is_dir($this->uploadDir)) { |
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$this->setErrors('Failed opening directory: '.$this->uploadDir); |
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return false; |
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} |
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if (!is_writeable($this->uploadDir)) { |
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$this->setErrors('Failed opening directory with write permission: '.$this->uploadDir); |
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return false; |
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} |
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if (!$this->checkMimeType()) { |
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$this->setErrors('MIME type not allowed: '.$this->mediaType); |
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return false; |
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} |
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if (!$this->checkExtension()) { |
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$this->setErrors('Extension not allowed'); |
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return false; |
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} |
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if (!$this->checkMaxFileSize()) { |
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$this->setErrors('File size too large: '.$this->mediaSize); |
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} |
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if (!$this->checkMaxWidth()) { |
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$this->setErrors(sprintf('File width must be smaller than %u', $this->maxWidth)); |
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} |
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if (!$this->checkMaxHeight()) { |
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$this->setErrors(sprintf('File height must be smaller than %u', $this->maxHeight)); |
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} |
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if (count($this->errors) > 0) { |
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return false; |
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} |
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if (!$this->_copyFile($chmod)) { |
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$this->setErrors('Failed uploading file: '.$this->mediaName); |
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return false; |
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} |
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return true; |
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} |
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/** |
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* Copy the file to its destination |
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* |
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* @return bool |
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**/ |
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function _copyFile($chmod) |
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{ |
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$matched = array(); |
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if (!preg_match("/\.([a-zA-Z0-9]+)$/", $this->mediaName, $matched)) { |
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return false; |
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} |
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if (isset($this->targetFileName)) { |
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$this->savedFileName = $this->targetFileName; |
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} elseif (isset($this->prefix)) { |
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$this->savedFileName = uniqid($this->prefix).'.'.strtolower($matched[1]); |
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} else { |
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$this->savedFileName = strtolower($this->mediaName); |
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} |
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$this->savedDestination = $this->uploadDir.'/'.$this->savedFileName; |
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if (!move_uploaded_file($this->mediaTmpName, $this->savedDestination)) { |
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return false; |
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} |
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@chmod($this->savedDestination, $chmod); |
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return true; |
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} |
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/** |
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* Is the file the right size? |
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* |
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* @return bool |
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**/ |
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function checkMaxFileSize() |
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{ |
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if ($this->mediaSize > $this->maxFileSize) { |
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return false; |
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} |
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return true; |
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} |
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/** |
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* Is the picture the right width? |
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* |
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* @return bool |
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**/ |
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function checkMaxWidth() |
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{ |
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if (!isset($this->maxWidth)||$this->maxWidth<1) { |
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return true; |
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} |
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if (false !== $dimension = getimagesize($this->mediaTmpName)) { |
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if ($dimension[0] > $this->maxWidth) { |
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return false; |
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} |
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} else { |
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trigger_error(sprintf('Failed fetching image size of %s, skipping max width check..', $this->mediaTmpName), E_USER_WARNING); |
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} |
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return true; |
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} |
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/** |
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292
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* Is the picture the right height? |
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293
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* |
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294
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* @return bool |
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295
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**/ |
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296
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function checkMaxHeight() |
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297
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{ |
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298
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if (!isset($this->maxHeight)||$this->maxHeight<1) { |
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return true; |
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} |
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if (false !== $dimension = getimagesize($this->mediaTmpName)) { |
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if ($dimension[1] > $this->maxHeight) { |
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return false; |
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} |
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} else { |
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trigger_error(sprintf('Failed fetching image size of %s, skipping max height check..', $this->mediaTmpName), E_USER_WARNING); |
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} |
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return true; |
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} |
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311
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/** |
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312
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* Is the file the right Mime type |
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313
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* |
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314
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* (is there a right type of mime? ;-) |
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315
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* |
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316
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* @return bool |
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317
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**/ |
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318
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function checkMimeType() |
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319
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{ |
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320
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if (count($this->allowedMimeTypes) > 0 && !in_array($this->mediaType, $this->allowedMimeTypes)) { |
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321
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return false; |
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322
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} else { |
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return true; |
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} |
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} |
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|
327
|
|
|
/** |
|
328
|
|
|
* Is the file the right extension |
|
329
|
|
|
* |
|
330
|
|
|
* @return bool |
|
331
|
|
|
**/ |
|
332
|
|
|
function checkExtension() |
|
|
|
|
|
|
333
|
|
|
{ |
|
334
|
|
|
$ext = substr( strrchr( $this->mediaName , '.' ) , 1 ) ; |
|
335
|
|
|
if( ! empty( $this->allowedExtensions ) && ! in_array( strtolower( $ext ) , $this->allowedExtensions ) ) { |
|
336
|
|
|
return false; |
|
337
|
|
|
} else { |
|
338
|
|
|
return true; |
|
339
|
|
|
} |
|
340
|
|
|
} |
|
341
|
|
|
|
|
342
|
|
|
/** |
|
343
|
|
|
* Add an error |
|
344
|
|
|
* |
|
345
|
|
|
* @param string $error |
|
346
|
|
|
**/ |
|
347
|
|
|
function setErrors($error) |
|
|
|
|
|
|
348
|
|
|
{ |
|
349
|
|
|
$this->errors[] = trim($error); |
|
350
|
|
|
} |
|
351
|
|
|
|
|
352
|
|
|
/** |
|
353
|
|
|
* Get generated errors |
|
354
|
|
|
* |
|
355
|
|
|
* @param bool $ashtml Format using HTML? |
|
356
|
|
|
* |
|
357
|
|
|
* @return array|string Array of array messages OR HTML string |
|
358
|
|
|
*/ |
|
359
|
|
|
function &getErrors($ashtml = true) |
|
360
|
|
|
{ |
|
361
|
|
|
if (!$ashtml) { |
|
362
|
|
|
return $this->errors; |
|
363
|
|
|
} else { |
|
364
|
|
|
$ret = ''; |
|
365
|
|
|
if (count($this->errors) > 0) { |
|
366
|
|
|
$ret = '<h4>Errors Returned While Uploading</h4>'; |
|
367
|
|
|
foreach ($this->errors as $error) { |
|
368
|
|
|
$ret .= $error.'<br />'; |
|
369
|
|
|
} |
|
370
|
|
|
} |
|
371
|
|
|
return $ret; |
|
372
|
|
|
} |
|
373
|
|
|
} |
|
374
|
|
|
} |
|
375
|
|
|
?> |
|
|
|
|
|
Adding explicit visibility (
private,protected, orpublic) is generally recommend to communicate to other developers how, and from where this method is intended to be used.