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173 lines
4.9 KiB
173 lines
4.9 KiB
<?php
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/**
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* This class provides an HTML input field for file uploading.
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*
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*@author Erik Winn <sidewalksoftware@gmail.com>
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*
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*@version 0.1
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*
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* @package QuintaContrib
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* @subpackage Classes
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*/
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class QFileInput extends QControl{
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/**
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*@var string - the full path to the temporary uploaded file.
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*/
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private $strTempUri = null;
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/**
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*@var string - the original name of the file on the client machine.
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*/
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private $strFileName = null;
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/**
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*@var string - the file extension (if any).
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*/
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private $strExtension = null;
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/**
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*@var string - the mime type uploaded file (NOTE: according to the browser).
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*/
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private $strMimeType = null;
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/**
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*@var integer - the size of the uploaded file in bytes.
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*/
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private $intSize = null;
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/**
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*@var string - the error code associated with this file upload.
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*/
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private $intErrorCode = null;
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private $aryErrorMessages = array(
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UPLOAD_ERR_OK => 'Upload Successful',
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UPLOAD_ERR_INI_SIZE => 'File exceeds the upload_max_filesize php directive',
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UPLOAD_ERR_FORM_SIZE => 'File exceeds the MAX_FILE_SIZE HTML directive',
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UPLOAD_ERR_PARTIAL => 'File was only partially uploaded',
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UPLOAD_ERR_NO_FILE => 'No file was uploaded',
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UPLOAD_ERR_NO_TMP_DIR => 'The temporary upload directory does not exist',
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UPLOAD_ERR_CANT_WRITE => 'Failed to write file to disk',
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UPLOAD_ERR_EXTENSION => 'File upload stopped by extension',
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);
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/**
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*@var array - attributes for the form to indicate upload
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*/
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protected $strFormAttributes = array('enctype'=>'multipart/form-data');
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/**
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*@var integer - the maximum size of the uploaded file in bytes.
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*/
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private $intMaxFileSize = 1000000;
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public function ParsePostData(){
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if ( array_key_exists($this->strControlId, $_FILES)
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&& isset($_FILES[$this->strControlId]['tmp_name']) )
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{
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$this->strTempUri = QType::Cast($_FILES[$this->strControlId]['tmp_name'], QType::String);
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$this->strFileName = QType::Cast($_FILES[$this->strControlId]['name'], QType::String);
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$this->strMimeType = QType::Cast($_FILES[$this->strControlId]['type'], QType::String);
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$this->intSize = QType::Cast($_FILES[$this->strControlId]['size'], QType::Integer);
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$this->intErrorCode = QType::Cast($_FILES[$this->strControlId]['error'], QType::Integer);
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$pos = strrpos($this->FileName,'.');
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if( false !== $pos )
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$this->strExtension = substr($this->FileName, $pos +1);
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}
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}
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public function GetJavaScriptAction() {
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return "onchange";
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}
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protected function GetControlHtml(){
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$strToReturn = '';
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$this->strTempUri = null;
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$this->strFileName = null;
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$this->strExtension = null;
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$this->strMimeType = null;
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$this->intSize = null;
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$this->intErrorCode = null;
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$strStyleAttributes = $this->GetStyleAttributes();
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$strStyle = '';
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if (! empty($strStyleAttributes) )
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$strStyle = sprintf('style="%s"', $strStyleAttributes);
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$strToReturn = sprintf('<input type="hidden" name="MAX_FILE_SIZE" value="%d" />',
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$this->intMaxFileSize);
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$strToReturn .= sprintf('<input type="file" name="%s" id="%s" %s%s />',
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$this->strControlId,
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$this->strControlId,
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$this->GetAttributes(),
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$strStyle);
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return $strToReturn;
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}
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public function Validate(){
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$this->strValidationError = "";
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if ($this->ErrorCode != 0){
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$this->strValidationError = $this->ErrorMessage;
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return false;
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}
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if (! $this->blnRequired )
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return true;
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if (strlen($this->strFileName) > 0)
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return true;
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if(strlen( $this->strName ))
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$this->strValidationError = $this->strName . ' ' . QApplication::Translate('is required');
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else
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$this->strValidationError = "Filename is required";
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return false;
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}
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public function __get($strName){
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switch ($strName){
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case "TempUri":
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return $this->strTempUri;
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case "FileName":
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return $this->strFileName;
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case "MimeType":
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return $this->strMimeType;
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case "Size":
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return $this->intSize;
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case "Extension":
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return $this->strExtension;
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case "ErrorCode":
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return $this->intErrorCode;
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case "ErrorMessage":
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if($this->intErrorCode !== null)
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return $this->aryErrorMessages[$this->intErrorCode];
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return "Internal Error - Error code unset.";
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case "MaxFileSize":
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return $this->intMaxFileSize;
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default:
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try {
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return parent::__get($strName);
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} catch (QCallerException $objExc) {
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$objExc->IncrementOffset();
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throw $objExc;
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}
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}
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}
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public function __set($strName, $mixValue){
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$this->blnModified = true;
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switch ($strName){
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case 'MaxFileSize':
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try {
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return ($this->intMaxFileSize = QType::Cast($mixValue, QType::Integer ));
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} catch (QInvalidCastException $objExc) {
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$objExc->IncrementOffset();
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throw $objExc;
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}
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default:
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try {
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parent::__set($strName, $mixValue);
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} catch (QCallerException $objExc) {
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$objExc->IncrementOffset();
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throw $objExc;
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}
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break;
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}
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}
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}
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?>
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