/**
* Initialize a layer from a given image path
*
* From an upload form, you can give the "tmp_name" path
*
* @param string $path
* @param bool $fixOrientation
*
* @return ImageWorkshopLayer
*/
public static function initFromPath($path, $fixOrientation = false)
{
if (!file_exists($path)) {
throw new ImageWorkshopException(sprintf('File "%s" not exists.', $path), static::ERROR_IMAGE_NOT_FOUND);
}
if (false === ($imageSizeInfos = @getImageSize($path))) {
throw new ImageWorkshopException('Can\'t open the file at "' . $path . '" : file is not readable, did you check permissions (755 / 777) ?', static::ERROR_NOT_READABLE_FILE);
}
$mimeContentType = explode('/', $imageSizeInfos['mime']);
if (!$mimeContentType || !isset($mimeContentType[1])) {
throw new ImageWorkshopException('Not an image file (jpeg/png/gif) at "' . $path . '"', static::ERROR_NOT_AN_IMAGE_FILE);
}
$mimeContentType = $mimeContentType[1];
$exif = array();
switch ($mimeContentType) {
case 'jpeg':
$image = imageCreateFromJPEG($path);
if (false === ($exif = @read_exif_data($path))) {
$exif = array();
}
break;
case 'gif':
$image = imageCreateFromGIF($path);
break;
case 'png':
$image = imageCreateFromPNG($path);
break;
default:
throw new ImageWorkshopException('Not an image file (jpeg/png/gif) at "' . $path . '"', static::ERROR_NOT_AN_IMAGE_FILE);
break;
}
if (false === $image) {
throw new ImageWorkshopException('Unable to create image with file found at "' . $path . '"');
}
$layer = new ImageWorkshopLayer($image, $exif);
if ($fixOrientation) {
$layer->fixOrientation();
}
return $layer;
}
/**
* @param ImageWorkshopLayer $layer
*
* @return bool
*/
protected function isHorizontal(ImageWorkshopLayer $layer)
{
return $layer->getWidth() >= $layer->getHeight();
}
/**
* Save styled image in the correct location.
*
* @access public
* @param ImageWorkshopLayer $oLayer
* @param string $sImageDir
* @param string $sImageName
* @return string
* @since 1.0.0-alpha
* @version 1.0.0-alpha
*/
public function save(ImageWorkshopLayer $oLayer, $sImageDir, $sImageName)
{
if (substr($sImageDir, 0, strlen(static::DIR_UPLOADS)) == static::DIR_UPLOADS) {
$sImageDir = substr($sImageDir, strlen(static::DIR_UPLOADS));
}
$sSaveDir = static::DIR_IMG_STYLES . $this->sImageStyleName . '/' . $sImageDir;
$oLayer->save($sSaveDir, $sImageName, TRUE, NULL, Config::get('base.images_quality'));
return $sSaveDir . '/' . $sImageName;
}
