public function resize($sourceId, $path, $width, $height)
{
try {
$settings = craft()->imageResizer->getSettings();
$image = craft()->images->loadImage($path);
$filename = basename($path);
// We can have settings globally, or per asset source. Check!
// Our maximum width/height for assets from plugin settings
$imageWidth = craft()->imageResizer->getSettingForAssetSource($sourceId, 'imageWidth');
$imageHeight = craft()->imageResizer->getSettingForAssetSource($sourceId, 'imageHeight');
// Allow for overrides passed on-demand
$imageWidth = $width ? $width : $imageWidth;
$imageHeight = $height ? $height : $imageHeight;
// Lets check to see if this image needs resizing. Split into two steps to ensure
// proper aspect ratio is preserved and no upscaling occurs.
$hasResized = false;
if ($image->getWidth() > $imageWidth) {
$hasResized = true;
$this->_resizeImage($image, $imageWidth, null);
}
if ($image->getHeight() > $imageHeight) {
$hasResized = true;
$this->_resizeImage($image, null, $imageHeight);
}
if ($hasResized) {
// Set image quality - but normalise (for PNG)!
$image->setQuality(craft()->imageResizer->getImageQuality($filename));
// If we're checking for larger images
if ($settings->skipLarger) {
// Save this resized image in a temporary location - we need to test filesize difference
$tempPath = AssetsHelper::getTempFilePath($filename);
$image->saveAs($tempPath);
clearstatcache();
// Lets check to see if this resize resulted in a larger file - revert if so.
if (filesize($tempPath) < filesize($path)) {
$image->saveAs($path);
// Its a smaller file - properly save
} else {
ImageResizerPlugin::log('Did not resize ' . $filename . ' as it would result in a larger file.', LogLevel::Info, true);
}
// Delete our temp file we test filesize with
IOHelper::deleteFile($tempPath, true);
} else {
$image->saveAs($path);
}
}
return true;
} catch (\Exception $e) {
ImageResizerPlugin::log($e->getMessage(), LogLevel::Error, true);
return false;
}
}
private function _cropWithPath($path, $x1, $x2, $y1, $y2)
{
try {
$image = craft()->images->loadImage($path);
$filename = basename($path);
// Make sure that image quality isn't messed with for cropping
$image->setQuality(craft()->imageResizer->getImageQuality($filename, 100));
// Do the cropping
$image->crop($x1, $x2, $y1, $y2);
$image->saveAs($path);
return true;
} catch (\Exception $e) {
ImageResizerPlugin::log($e->getMessage(), LogLevel::Error, true);
return false;
}
}
public function resize($asset)
{
try {
// Get the full path of the asset we want to resize
$path = $this->_getImagePath($asset);
// If the path is false, we're not allowed to modify images in the source - kill it!
if (!$path) {
return true;
}
$image = craft()->images->loadImage($path);
// Our maximum width/height for assets from plugin settings
$imageWidth = $this->getSettings()->imageWidth;
$imageHeight = $this->getSettings()->imageHeight;
// Lets check to see if this image needs resizing. Split into two steps to ensure
// proper aspect ratio is preserved and no upscaling occurs.
$hasResized = false;
if ($image->getWidth() > $imageWidth) {
$hasResized = true;
$this->_resizeImage($image, $imageWidth, null);
}
if ($image->getHeight() > $imageHeight) {
$hasResized = true;
$this->_resizeImage($image, null, $imageHeight);
}
if ($hasResized) {
// Set image quality - but normalise (for PNG)!
$quality = $this->_getImageQuality($asset);
$image->setQuality($quality);
$image->saveAs($path);
// Update the asset record to reflect changes
$this->_updateAsset($asset, $image, $path);
}
return $asset;
} catch (\Exception $e) {
ImageResizerPlugin::log($e->getMessage(), LogLevel::Error, true);
return false;
}
}
