<?php
/**
 *
 * @author     Tomáš Naibrt / <tomas@naibrt.cz>
 */
class saProfileFotoResizeFile extends saUploadedFile
{

/**
 * Saves the uploaded file.
 *
 * This method can throw exceptions if there is a problem when saving the file.
 *
 * If you don't pass a file name, it will be generated by the generateFilename method.
 * This will only work if you have passed a path when initializing this instance.
 *
 * @param  string $file      The file path to save the file
 * @param  int    $fileMode  The octal mode to use for the new file
 * @param  bool   $create    Indicates that we should make the directory before moving the file
 * @param  int    $dirMode   The octal mode to use when creating the directory
 *
 * @return string The filename without the $this->path prefix
 *
 * @throws Exception
 */
    public function save($file = null, $fileMode = 0666, $create = true, $dirMode = 0777)
    {
        $file = parent::presave($file, $fileMode, $create, $dirMode);

        $pathinfo = pathinfo($file);
        $filename = $pathinfo['filename'].$this->getExtensionFromType(Profile::MIMETYPE);

        $big = $this->resize($filename, $dirMode, $fileMode, Profile::WIDTH, Profile::HEIGHT);

        $this->savedName = $big;
        return $filename;
    }

    protected function resize($filename, $dirMode, $fileMode, $width, $height)
    {
        if(!is_dir($this->path))
        {
            mkdir($this->path, $dirMode, true);
        }

        $thumbnail = new sfThumbnail($width, $height, true, true, 95, 'sfGDAdapter');
        $thumbnail->loadFile($this->getTempName());
        $thumbnail->save($this->path.DIRECTORY_SEPARATOR.$filename, Profile::MIMETYPE);
        chmod($this->path.DIRECTORY_SEPARATOR.$filename, $fileMode);

        return $this->path.DIRECTORY_SEPARATOR.$filename;
    }
}