/**
* Register image element.
*
* @param IdmlImage $idmlImage containing mediaFilename and optionally containing imageContent (from parsed CDATA).
* @param IdmlElement $idmlContainer is the wrapper of the image, which is needed for cropping operations.
*/
public function registerImage(IdmlImage $idmlImage, $idmlContainer)
{
$tmpPath = null;
$containersAllowed = array('IdmlRectangle', 'IdmlPolygon');
// If the image data has come from embedded CDATA . . .
if ($idmlImage->embeddedImage && strlen($idmlImage->imageContent) > 0) {
$tmpPath = $this->FileManager->getTmpPath();
$registerFilename = $this->createImageFromCdata($idmlImage, $tmpPath);
} else {
// assemble the filename path, within the S3 bucket, and verify that it exists
$registerFilename = $this->getImageFile($idmlImage);
if ($registerFilename == null) {
$idmlImage->mediaFilename .= " [image not found]";
return;
}
}
// Crop the picture if asked to
if ($idmlContainer != null && in_array(get_class($idmlContainer), $containersAllowed)) {
if (MediaManager::isVectorImage($registerFilename)) {
// skip for now, because cropping .ai is crashing IMagick
} else {
$this->cropImage($idmlImage, $idmlContainer, $registerFilename);
}
}
// Does this image need to be converted?
if (MediaManager::isConvertableImage($registerFilename)) {
$idmlImage->mediaFilename = $this->processor->convertUnsupportedImageType($registerFilename);
}
}
/**
* Primary processing routine for the source
*/
private function processBook()
{
// Get Media manager and preset page parameters
$mediaManager = new MediaManager($this->bookId);
$pageCount = count($this->sourceFiles) + count($this->sourceAssets);
$pageNumber = 1;
// Prepare the progress
$this->progress->startProgress($pageCount * 2);
$this->updatePageCount(0);
$bookSizeFound = false;
// Loop through source files
foreach ($this->sourceFiles as $source) {
CakeLog::debug('[ImageProcessor::processBook] processing source file ' . $source);
// Get book size
if (!$bookSizeFound) {
$bookWidth = 0;
$bookHeight = 0;
$this->getBookSizeImage($source, $bookWidth, $bookHeight);
CakeLog::debug('[ImageProcessor::processBook] Book dimensions set to ' . $bookWidth . ' x ' . $bookHeight);
$this->updateBookSize($bookWidth, $bookHeight);
$bookSizeFound = true;
}
// Convert to png as needed
if (MediaManager::isConvertableImage($source)) {
CakeLog::debug('[ImageProcessor::processBook] Converting ' . $source . ' to png');
$mediaManager->imageConvertToPng($source, $source);
}
// Resize image to max dimension.
$image = new Imagick($source);
$width = $image->getimagewidth();
$height = $image->getimageheight();
// Get new width and height
list($newWidth, $newHeight) = $this->getResizedDimensionsForMaxPixels($width, $height);
if ($newHeight != $height || $newWidth != $width) {
CakeLog::debug('[ImageProcessor::processBook] ' . $source . ' resized for max pixel limits to ' . $newWidth . 'x' . $newHeight);
// Resize the original image
$img = new Imagick($source);
$img->resizeimage($newWidth, $newHeight, Imagick::FILTER_LANCZOS, 1, false);
$img->writeimage();
}
$this->addImageAssetToBook($source, 'images/backgrounds/');
$this->savePageHTML('', $pageNumber, null, '../images/backgrounds/' . basename($source));
@unlink($source);
$this->savePageCSS('', $pageNumber);
// Count page
$pageNumber++;
// Update the progress in database every 10th page.
$this->progress->incrementStep();
}
//handle any non-source assets included with the book source files
$this->importSourceAssets();
$this->setCoverImage();
// Save default book CSS
$this->saveBookCSS('');
// Generate thumbnails
$this->generateThumbnails(1, $pageCount);
$this->updatePageCount($pageCount);
CakeLog::debug('[ImageProcessor::processBook] Book Processing Complete');
}