protected function executeExecImagick()
{
// Step 1. Generate the watermark
$op = '';
// store original values
$fileType = $this->outputType;
$targetFile = $this->targetFile;
$this->outputAlpha = true;
if ($this->type == 'text') {
$this->outputType = 'png';
$this->targetFile = FileSystemUtils::secureTmpname($this->workDir, 'watermark', '.' . $this->outputType);
$op .= " -background transparent";
$op .= " -fill '{$this->fontColor}'";
if (!empty($this->fontFamily)) {
$op .= " -font '{$this->fontFamily}'";
}
if (!empty($this->fontStyle)) {
$op .= " -style '{$this->fontStyle}'";
}
if (!empty($this->fontWeight)) {
$op .= " -weight '{$this->fontWeight}'";
}
$op .= " -size {$this->width}x{$this->height}";
if (!empty($this->fontSize)) {
$op .= " -pointsize {$this->fontSize}";
}
$op .= " caption:\"" . preg_replace('/"/', '\\"', $this->text) . "\"";
$watermark = ImagickExecFilterHelper::executeFilter($this, $op, true);
} else {
if ($this->type == 'image') {
$watermark = $this->image;
}
}
// Step 2. Apply the watermark
// restore original values
$this->outputType = $fileType;
$this->targetFile = $targetFile;
/** This only works with IM > 6.5.3-4 **/
/*$op = "\"{$watermark}\"";
$op .= " -compose dissolve";
$op .= " -define compose:args={$this->opacity}";
$op .= " -gravity {$this->anchor}";
$op .= " -geometry {$this->offsetX}{$this->offsetY}";
$op .= " -composite";
$image = ImagickExecFilterHelper::executeFilter($this, $op);*/
$inFile = escapeshellarg($this->sourceFile);
$outFile = escapeshellarg($this->targetFile);
$op = " -dissolve {$this->opacity}";
$op .= " -gravity {$this->anchor}";
$op .= " -geometry {$this->offsetX}{$this->offsetY}";
$op .= " \"{$watermark}\"";
$op .= " {$inFile}";
if ($this->outputAlpha != null) {
if ($this->outputAlpha == true) {
$op .= " -alpha On";
} else {
$op .= " -alpha Off";
}
}
$op .= " -quality {$this->outputQuality}";
$cmdParams = "{$op} {$outFile}";
$cmd = "{$this->imageCompositeExecPath} {$cmdParams} 2>&1";
$retval = 1;
$output = array();
exec($cmd, $output, $retval);
if ($retval > 0) {
throw new ImageFilterException("Image filter process failed", $output);
}
@unlink($watermark);
return $this->targetFile;
}
protected function executeExecImagick()
{
// get the width of the original image
$retval = 1;
$output = array();
exec("{$this->imageIdentifyExecPath} -format %w " . escapeshellarg($this->sourceFile) . " 2>&1", $output, $retval);
if ($retval > 0) {
throw new ImageFilterException("Unable to read source file.");
}
$width = $output[0] - $this->padding * 2;
// Step 1. Generate the photo credit
$op = '';
// store original values
$targetFile = $this->targetFile;
$this->targetFile = FileSystemUtils::secureTmpname($this->workDir, 'credit', '.' . $this->outputType);
$op .= " -background '{$this->backgroundColor}'";
if ($this->fontColor != null) {
$op .= " -fill '{$this->fontColor}'";
}
if ($this->fontFamily != null) {
$op .= " -font '{$this->fontFamily}'";
}
if ($this->fontStyle != null) {
$op .= " -style '{$this->fontStyle}'";
}
if ($this->fontWeight != null) {
$op .= " -weight '{$this->fontWeight}'";
}
$op .= " -pointsize {$this->fontSize}";
// Force height to fontSize because IM < version 6.5.2-4 will ignore -pointsize to make the text fill the maximum width specified
// I think this will limit all credit to 1 line of text
$op .= " -size {$width}x{$this->fontSize}";
$op .= " -gravity {$this->anchor}";
$op .= " label:\"" . preg_replace('/"/', '\\"', $this->text) . "\"";
$op .= " -bordercolor '{$this->backgroundColor}'";
$op .= " -border {$this->padding}x{$this->padding}";
$credit = ImagickExecFilterHelper::executeFilter($this, $op, true);
// Step 2. Apply the photo credit
// restore original values
$this->targetFile = $targetFile;
$op = '';
if ($this->type == 'overlay') {
$op .= " -gravity {$this->anchor}";
$op .= " -draw 'image over 0,0 0,0 \"{$credit}\"'";
} else {
if ($this->type == 'add') {
$op .= " -background '{$this->backgroundColor}'";
$op .= " {$credit}";
if (preg_match('/^North/i', $this->anchor)) {
$op .= " +swap";
}
if (preg_match('/^(North|South)$/i', $this->anchor)) {
$op .= " -gravity Center";
} else {
if (preg_match('/East$/i', $this->anchor)) {
$op .= " -gravity East";
}
}
$op .= " -append";
}
}
return ImagickExecFilterHelper::executeFilter($this, $op);
}
protected function _importPhotosFromJson($file)
{
try {
$contents = file_get_contents($file);
$json = JSONUtils::decode($contents);
foreach ($json as $v) {
echo "importing {$v->title}...";
$url = $v->src;
$parts = parse_url($url);
$slug = SlugUtils::createSlug(basename($parts['path']));
preg_match('/(\\.\\w*)$/', $parts['path'], $ext);
$nodeRef = $this->NodeRefService->oneFromAspect('@images');
$nodeRef = $this->NodeRefService->generateNodeRef($nodeRef, $slug);
$node = $nodeRef->generateNode();
if (!$this->NodeService->refExists($node->getNodeRef())) {
// go fetch file from url
$data = $this->HttpRequest->fetchURL($url);
// create a unique output file name
$sourceFile = FileSystemUtils::secureTmpname($this->workDir, 'urlfetch', !empty($ext[1]) ? strtolower($ext[1]) : null);
file_put_contents($sourceFile, $data);
$node->Title = rtrim($v->title);
$node->Status = "published";
$node->ActiveDate = $this->DateFactory->newStorageDate();
$node = $this->ImageService->storeMedia($sourceFile, $node, basename($parts['path']));
$this->NodeService->add($node);
echo "done\n";
} else {
echo "exists\n";
}
unset($nodeRef);
unset($node);
}
} catch (Exception $e) {
echo "Exception: " . $e->getMessage() . "\n";
}
}
/**
* Checks and prepares the image for use.
*
* @param $data base64 encoded data string
* @return string file path on disk
* @throws ImageFilterException
*/
protected function prepareImageData($data)
{
if (is_array($data)) {
$uploadedFiles = $this->Request->getUploadedFiles();
$sourceFileName = $data['filename'];
$filename = null;
foreach ($uploadedFiles as $uploadFile) {
if ($uploadFile->getName() == $sourceFileName) {
$filename = $uploadFile->getTemporaryName();
break;
}
}
if (empty($filename)) {
throw new ImageFilterException("File '{$filename}' was not uploaded");
}
$file = file_get_contents($filename);
unlink($filename);
} else {
if (preg_match('/^data:/', $data)) {
$data = substr($data, strpos($data, ",") + 1);
if (!($file = base64_decode($data, true))) {
throw new ImageFilterException('Data string is not a valid base64 encoded file.');
}
} else {
throw new ImageFilterException('No file was provided.');
}
}
// create a unique output file name
$sourceFile = FileSystemUtils::secureTmpname($this->workDir, 'base64fetch');
file_put_contents($sourceFile, $file);
return $sourceFile;
}
/**
* Gets the local file from supplied file node.
*
* @return array [sourceFile], [sourceFileName]
*/
protected function getSourceFileFromNode($fileNode)
{
$element = $fileNode->getNodeRef()->getElement();
list($storageFacility, $sfParams) = $this->deriveStorageFacility($element);
$file = $storageFacility->getFile($sfParams, $fileNode->Title, true);
$contents = $file->getContents();
// create a unique output file name
$sourceFile = FileSystemUtils::secureTmpname($this->workDir, 'sffetch');
file_put_contents($sourceFile, $contents);
$sourceFileName = basename($fileNode->Title);
return array($sourceFile, $sourceFileName);
}
