/**
* FormHandler::_handleUploads()
*
* Private: method to handle the uploads and image convertions
*
* @return void
* @access public
* @author Teye Heimans
*/
function _handleUploads()
{
// upload the uploaded files
foreach ($this->_upload as $name) {
$this->_fields[$name][1]->doUpload();
}
// walk all convert actions for the upload fields
foreach ($this->_convert as $field => $convertions) {
// walk all convertions for this field
foreach ($convertions as $action => $data) {
// check if the field is an upload field and that there is a file uploaded
if (in_array($field, $this->_upload)) {
// is the file uploaded ?
if ($this->_fields[$field][1]->isUploaded()) {
// get the file which is uploaded
$file = $this->_fields[$field][1]->getSavePath() . $this->_fields[$field][1]->getValue();
// check if the file exitst
if (!file_exists($file)) {
trigger_error("Error! Could not find uploaded file {$file}!", E_USER_WARNING);
unset($file);
continue;
}
} else {
// go to the next field
continue 2;
}
} else {
if (file_exists($field)) {
$file = $field;
// unknown field or file!
} else {
trigger_error('Could not find field or file to convert: ' . $field, E_USER_WARNING);
continue;
}
}
// do the convert actions with the image (when the uploaded file is a jpg or png!)
if (isset($file) && in_array(strtolower(substr($file, -4)), array('.jpg', '.png', 'jpeg', '.gif'))) {
// create a new image converter
$img = new ImageConverter($file);
// stop when a error occoured
if ($img->getError()) {
trigger_error($img->getError(), E_USER_WARNING);
unset($img);
continue;
}
// walk each data (there can be more of the save convertions on the save file!)
foreach ($data as $info) {
// check if an error occured
if ($img->getError()) {
// stop converting and notice the user
trigger_error($img->getError(), E_USER_WARNING);
break;
}
switch ($action) {
// merge the uploaded file with a merge image
case 'merge':
list($stamp, $align, $valign, $transparant) = $info;
$img->doMerge($stamp, $align, $valign, $transparant);
break;
// resize the uploaded file
// resize the uploaded file
case 'resize':
list($destination, $maxX, $maxY, $quality, $proportions) = $info;
if (empty($destination)) {
$destination = $file;
}
$img->setQuality($quality);
$img->setConstrainProportions($proportions);
$img->doResize($destination, $maxX, $maxY);
break;
}
}
unset($img);
}
unset($file);
}
}
}
