/**
* Validates the input.
*
* @return bool File is valid image according to given parameters.
*
* @author Dominik del Bondio <*****@*****.**>
* @since 0.11.0
*/
protected function validate()
{
if (!parent::validate()) {
return false;
}
$file = $this->getData($this->getArgument());
$type = @getimagesize($file->getTmpName());
if ($type === false) {
$this->throwError('no_image');
return false;
}
list($width, $height, $imageType) = $type;
if ($this->hasParameter('max_width') && $width > $this->getParameter('max_width')) {
$this->throwError('max_width');
return false;
}
if ($this->hasParameter('min_width') && $width < $this->getParameter('min_width')) {
$this->throwError('min_width');
return false;
}
if ($this->hasParameter('max_height') && $height > $this->getParameter('max_height')) {
$this->throwError('max_height');
return false;
}
if ($this->hasParameter('min_height') && $height < $this->getParameter('min_height')) {
$this->throwError('min_height');
return false;
}
if (!$this->hasParameter('format')) {
return true;
}
// We need this additional alias map because image_type_to_extension()
// returns only "jpeg" but not "jpg" or "tiff" but not "tif"
$aliases = array(IMAGETYPE_JPEG => 'jpg', IMAGETYPE_TIFF_II => 'tif', IMAGETYPE_TIFF_MM => 'tif');
$ext = image_type_to_extension($imageType, false);
$format = $this->getParameter('format', array());
if (!is_array($format)) {
$format = explode(' ', $this->getParameter('format'));
}
foreach ($format as $name) {
$lName = strtolower($name);
if ($ext == $lName) {
return true;
} elseif (isset($aliases[$imageType]) && $aliases[$imageType] == $name) {
return true;
}
}
$this->throwError('format');
return false;
}
/**
* Validates the input.
*
* @return bool File is valid image according to given parameters.
*
* @author Dominik del Bondio <*****@*****.**>
* @since 0.11.0
*/
protected function validate()
{
if (!parent::validate()) {
return false;
}
$file = $this->getData($this->getArgument());
$type = @getimagesize($file->getTmpName());
if ($type === false) {
$this->throwError('no_image');
return false;
}
list($width, $height, $imageType) = $type;
if ($this->hasParameter('max_width') && $width > $this->getParameter('max_width')) {
$this->throwError('max_width');
return false;
}
if ($this->hasParameter('min_width') && $width < $this->getParameter('min_width')) {
$this->throwError('min_width');
return false;
}
if ($this->hasParameter('max_height') && $height > $this->getParameter('max_height')) {
$this->throwError('max_height');
return false;
}
if ($this->hasParameter('min_height') && $height < $this->getParameter('min_height')) {
$this->throwError('min_height');
return false;
}
if (!$this->hasParameter('format')) {
return true;
}
$formats = array('gif' => IMAGETYPE_GIF, 'jpeg' => IMAGETYPE_JPEG, 'jpg' => IMAGETYPE_JPEG, 'png' => IMAGETYPE_PNG, 'bmp' => IMAGETYPE_BMP, 'psd' => IMAGETYPE_PSD, 'swf' => IMAGETYPE_SWF);
$format = $this->getParameter('format', array());
if (!is_array($format)) {
$format = explode(' ', $this->getParameter('format'));
}
foreach ($format as $name) {
if ($formats[strtolower($name)] == $imageType) {
return true;
}
}
$this->throwError('format');
return false;
}
/**
* Validates the input
*
* @return bool The file is valid according to given parameters.
*
* @author Dominik del Bondio <*****@*****.**>
* @since 0.11.0
*/
protected function validate()
{
return parent::validate();
}