private function addThumbDefinition(UrlGenerator $generator)
{
if (isset($this->query['format'])) {
$generator->format($this->query['format']);
}
if (isset($this->query['fill'])) {
$generator->backgroundFill($this->query['fill']);
}
$parts = explode("/", $this->urlParts['thumbnailDefinition']);
$mode = array_shift($parts);
$generator->mode($mode);
if ($mode == UrlGenerator::MODE_SCALE_TO_WIDTH || $mode == UrlGenerator::MODE_SCALE_TO_WIDTH_DOWN) {
$generator->width(array_shift($parts));
return;
}
foreach (array_chunk($parts, 2) as $chunk) {
if (count($chunk) != 2) {
$this->reportError('invalid chunk');
}
list($key, $val) = $chunk;
switch ($key) {
case 'width':
$generator->width($val);
break;
case 'height':
$generator->height($val);
break;
case 'x-offset':
$generator->xOffset($val);
break;
case 'y-offset':
$generator->yOffset($val);
break;
case 'window-width':
$generator->windowWidth($val);
break;
case 'window-height':
$generator->windowHeight($val);
break;
default:
$this->reportError('invalid key while building thumb mode', ['key' => $key, 'val' => $val]);
break;
}
}
}
/**
* apply a legacy thumb definition to a vignette url generator. ex: takes $legacyDefinition = /500px-someFilename.jpg
* and applies ->scaleToWidth(500); to $generator;
* @param UrlGenerator $generator
* @param $legacyDefinition
* @return UrlGenerator
*/
public static function applyLegacyThumbDefinition(UrlGenerator $generator, $legacyDefinition)
{
$legacyDefinition = urldecode($legacyDefinition);
if (preg_match('/^(\\d+)px-/', $legacyDefinition, $matches)) {
$generator->scaleToWidth($matches[1]);
} elseif (preg_match('/^(\\d+)x(\\d+)-/', $legacyDefinition, $matches)) {
$generator->fixedAspectRatio()->width($matches[1])->height($matches[2]);
} elseif (preg_match('/^(\\d+)x(\\d+)x(\\d+)-/', $legacyDefinition, $matches)) {
$generator->zoomCrop()->width($matches[1])->height($matches[2]);
}
if (preg_match('/-(-{0,1}\\d+),(\\d+),(-{0,1}\\d+),(\\d+)-/', $legacyDefinition, $matches)) {
if ($generator->getMode() == UrlGenerator::MODE_SCALE_TO_WIDTH || $generator->getMode() == UrlGenerator::MODE_SCALE_TO_WIDTH_DOWN) {
$generator->windowCrop();
} else {
$generator->windowCropFixed();
}
$generator->xOffset($matches[1])->yOffset($matches[3])->windowWidth($matches[2] - $matches[1])->windowHeight($matches[4] - $matches[3]);
}
if (preg_match('/\\.([a-z]+)$/i', $legacyDefinition, $matches)) {
$generator = self::setThumbnailFormat($generator, $matches[1]);
}
return $generator;
}