/**
* Automatically convert the uploaded file to a web-compatible type. Uses
* only the first image of multi-page uploads (like PDFs) and populates the
* _target_mimetype member accordingly. The original_tmpname file is manipulated
* directly.
*
* Uploaded GIF, PNG and JPEG files are left untouched.
*
* In case of any conversions being done, the new extension will be appended
* to the uploaded file.
*
* @return boolean Indicating success
*/
function _auto_convert_to_web_type()
{
debug_add("\$this->_original_mimetype: {$this->_original_mimetype}");
switch ($this->_original_mimetype) {
case 'image/png':
case 'image/gif':
case 'image/jpeg':
$this->_target_mimetype = $this->_original_mimetype;
$conversion = null;
break;
case 'application/postscript':
case 'application/pdf':
$this->_target_mimetype = 'image/png';
$conversion = 'png';
break;
default:
$this->_target_mimetype = 'image/jpeg';
$conversion = 'jpg';
break;
}
debug_add("\$conversion={$conversion}");
if (empty($conversion)) {
return true;
}
if (!midcom_helper_imagefilter::imagemagick_available()) {
throw new midcom_error('DM2 type image requires ImageMagick for manipulation operations, see debug log for details');
}
// PONDER: Make sure there is only one extension on the file ??
$this->_filename .= ".{$conversion}";
return $this->_filter->convert($conversion);
}
/**
* Automatically convert the uploaded file to a web-compatible type. Uses
* only the first image of multi-page uploads (like PDFs) and populates the
* _target_mimetype member accordingly. The original_tmpname file is manipulated
* directly.
*
* Uploaded GIF, PNG and JPEG files are left untouched.
*
* In case of any conversions being done, the new extension will be appended
* to the uploaded file.
*
* @return boolean Indicating success
*/
function _auto_convert_to_web_type()
{
debug_add("\$this->_original_mimetype: {$this->_original_mimetype}");
switch (preg_replace('/;.+$/', '', $this->_original_mimetype)) {
case 'image/png':
case 'image/gif':
case 'image/jpeg':
debug_add('No conversion necessary we already have a web mime type');
return true;
case 'application/postscript':
case 'application/pdf':
$this->_target_mimetype = 'image/png';
$conversion = 'png';
break;
default:
$this->_target_mimetype = 'image/jpeg';
$conversion = 'jpg';
break;
}
debug_add("\$conversion={$conversion}");
if (!$this->imagemagick_available()) {
throw new midcom_error('DM2 type image requires ImageMagick for manipulation operations, see debug log for details');
}
// Prevent double .jpg.jpg in case of trouble file the get_mimetype()
if (!preg_match("/\\.{$conversion}\$/", $this->_filename)) {
$this->_filename .= ".{$conversion}";
// Make sure there is only one extension on the file ??
$this->_filename = midcom_db_attachment::safe_filename($this->_filename, true);
}
if ($this->_filter) {
return $this->_filter->convert($conversion);
}
}
