/**
* Helper function that returns scaled and croped images for media output
*
* Used by image components in getMediaOutput.
* Tries to avoid scaling if not required (to keep gif animation intact)
*/
public static function getMediaOutputForDimension($data, $dim, $type)
{
// calculate output width/height on base of getImageDimensions and given width
$width = substr($type, strlen(Kwf_Media::DONT_HASH_TYPE_PREFIX));
$width = substr($width, 0, strpos($width, '-'));
if ($width) {
$width = Kwf_Media_Image::getResponsiveWidthStep($width, Kwf_Media_Image::getResponsiveWidthSteps($dim, isset($data['image']) ? $data['image'] : $data['file']));
$dim['height'] = $width / $dim['width'] * $dim['height'];
$dim['width'] = $width;
}
$ret = array();
if (isset($data['image'])) {
$output = Kwf_Media_Image::scale($data['image'], $dim);
$ret['contents'] = $output;
} else {
$sourceSize = @getimagesize($data['file']);
$scalingNeeded = true;
$resultingSize = Kwf_Media_Image::calculateScaleDimensions($data['file'], $dim);
if ($sourceSize && array($resultingSize['crop']['width'], $resultingSize['crop']['height']) == array($sourceSize[0], $sourceSize[1]) && array($resultingSize['width'], $resultingSize['height']) == array($sourceSize[0], $sourceSize[1])) {
$scalingNeeded = false;
}
if ($scalingNeeded) {
//NOTE: don't pass actual size of the resulting image, scale() will calculate that on it's own
//else size is calculated twice and we get rounding errors
$uploadId = isset($data['uploadId']) ? $data['uploadId'] : null;
$output = Kwf_Media_Image::scale($data['file'], $dim, $uploadId);
$ret['contents'] = $output;
} else {
$ret['file'] = $data['file'];
}
}
$ret['mimeType'] = $data['mimeType'];
$ret['mtime'] = filemtime($data['file']);
return $ret;
}
/**
* Helper function that returns scaled and croped images for media output
*
* Used by image components in getMediaOutput.
* Tries to avoid scaling if not required (to keep gif animation intact)
*/
public static function getMediaOutputForDimension($data, $dim, $type)
{
if (isset($data['url'])) {
$file = Kwf_Config::getValue('mediaCacheDir') . '/remotefile_' . md5($data['url']);
if (!is_file($file)) {
$httpClientConfig = array('timeout' => 20, 'persistent' => false);
if (Kwf_Config::getValue('http.proxy.host')) {
$httpClientConfig['adapter'] = 'Zend_Http_Client_Adapter_Proxy';
$httpClientConfig['proxy_host'] = Kwf_Config::getValue('http.proxy.host');
$httpClientConfig['proxy_port'] = Kwf_Config::getValue('http.proxy.port');
}
$httpClient = new Zend_Http_Client($data['url'], $httpClientConfig);
$request = $httpClient->request();
if ($request->getStatus() == 200) {
file_put_contents($file, $request->getBody());
if (!getimagesize($file)) {
unlink($file);
throw new Kwf_Exception('File is no image: ' . $data['url']);
}
} else {
throw new Kwf_Exception('Could not download file: ' . $data['url']);
}
}
$data['file'] = $file;
}
// calculate output width/height on base of getImageDimensions and given width
$width = substr($type, strlen(Kwf_Media::DONT_HASH_TYPE_PREFIX));
$width = substr($width, 0, strpos($width, '-'));
if ($width) {
$width = Kwf_Media_Image::getResponsiveWidthStep($width, Kwf_Media_Image::getResponsiveWidthSteps($dim, isset($data['image']) ? $data['image'] : $data['file']));
$dim['height'] = $width / $dim['width'] * $dim['height'];
$dim['width'] = $width;
}
$ret = array();
if (isset($data['image'])) {
$output = Kwf_Media_Image::scale($data['image'], $dim);
$ret['contents'] = $output;
} else {
$sourceSize = @getimagesize($data['file']);
$scalingNeeded = true;
$resultingSize = Kwf_Media_Image::calculateScaleDimensions($data['file'], $dim);
if ($sourceSize && array($resultingSize['crop']['width'], $resultingSize['crop']['height']) == array($sourceSize[0], $sourceSize[1]) && array($resultingSize['width'], $resultingSize['height']) == array($sourceSize[0], $sourceSize[1])) {
$scalingNeeded = false;
}
if ($scalingNeeded) {
//NOTE: don't pass actual size of the resulting image, scale() will calculate that on it's own
//else size is calculated twice and we get rounding errors
$uploadId = isset($data['uploadId']) ? $data['uploadId'] : null;
$output = Kwf_Media_Image::scale($data['file'], $dim, $uploadId);
$ret['contents'] = $output;
} else {
$ret['file'] = $data['file'];
}
}
$ret['mimeType'] = $data['mimeType'];
$ret['mtime'] = filemtime($data['file']);
return $ret;
}
/**
* This function is used by Kwc_Basic_ImageEnlarge_EnlargeTag_ImagePage_Component
* to get the url to show the image from parent with dimension defined through
* this component.
*/
public function getImageUrl()
{
$baseUrl = $this->getBaseImageUrl();
if ($baseUrl) {
$dimensions = $this->getImageDimensions();
$imageData = $this->getImageData();
$width = Kwf_Media_Image::getResponsiveWidthStep($dimensions['width'], Kwf_Media_Image::getResponsiveWidthSteps($dimensions, $imageData['file']));
return str_replace('{width}', $width, $baseUrl);
}
return null;
}
/**
* This function is used by Kwc_Basic_ImageEnlarge_EnlargeTag_ImagePage_Component
* to get the url to show the image from parent with dimension defined through
* this component.
*/
public function getImageUrl()
{
$baseUrl = $this->getBaseImageUrl();
if ($baseUrl) {
$dimensions = $this->getImageDimensions();
$imageData = $this->getImageData();
$width = Kwf_Media_Image::getResponsiveWidthStep($dimensions['width'], Kwf_Media_Image::getResponsiveWidthSteps($dimensions, $imageData['file']));
$ret = str_replace('{width}', $width, $baseUrl);
$ev = new Kwf_Component_Event_CreateMediaUrl($this->getData()->componentClass, $this->getData(), $ret);
Kwf_Events_Dispatcher::fireEvent($ev);
return $ev->url;
}
return null;
}
public function getImageUrl()
{
$data = $this->_getImageDataOrEmptyImageData();
if ($data) {
$s = $this->getImageDimensions();
$imageData = $this->_getImageDataOrEmptyImageData();
$width = Kwf_Media_Image::getResponsiveWidthStep($s['width'], Kwf_Media_Image::getResponsiveWidthSteps($s, $imageData['dimensions']));
return $this->_getImageUrl($width);
}
return null;
}
public function testOldMediaUrlImage()
{
$c = $this->_root->getComponentById(1015)->getComponent();
$dim = $this->_root->getComponentById(1015)->getChildComponent('-i1')->getComponent()->getImageDimensions();
$imageData = $this->_root->getComponentById(1015)->getChildComponent('-i1')->getComponent()->getImageData();
$width = Kwf_Media_Image::getResponsiveWidthStep($dim['width'], Kwf_Media_Image::getResponsiveWidthSteps($dim, $imageData['file']));
$row = $c->getRow();
$html = '<p><img src="/media/Kwc_Basic_Text_Image_TestComponent/1015-i1/File/small/e73520d11dee6ff49859b8bb26fc631f/filename.jpg?319" /></p>';
$row->content = $html;
$row->save();
$html = $row->content;
$this->assertEquals("<p>\n <img src=\n \"/media/Kwc_Basic_Text_Image_TestComponent/1015-i1/File/small/e73520d11dee6ff49859b8bb26fc631f/filename.jpg?319\" />\n</p>", $html);
$html = $c->getData()->render();
$this->assertRegExp('#^\\s*<div class="webStandard kwcText kwcBasicTextTestComponent">' . '\\s*<p>\\s*<div class="kwcAbstractComposite kwcAbstractImage kwcBasicTextImageTestComponent[^"]*".*>' . '\\s*<div class="container" .*>' . '\\s*<noscript>' . '\\s*<img src="/kwf/kwctest/Kwc_Basic_Text_Root/media/Kwc_Basic_Text_Image_TestComponent/1015-i1/dh-' . $width . '-[0-9a-z]+/[^/]+/[0-9]+/foo.png" width="100" height="100" alt="" />' . '\\s*</noscript>#ms', $html);
}
public function testGetResponsiveWidthStep()
{
$steps = array(10, 50, 100, 500);
$step = Kwf_Media_Image::getResponsiveWidthStep(1, $steps);
$this->assertEquals($step, 10);
$step = Kwf_Media_Image::getResponsiveWidthStep(9, $steps);
$this->assertEquals($step, 10);
$step = Kwf_Media_Image::getResponsiveWidthStep(10, $steps);
$this->assertEquals($step, 10);
$step = Kwf_Media_Image::getResponsiveWidthStep(11, $steps);
$this->assertEquals($step, 50);
$step = Kwf_Media_Image::getResponsiveWidthStep(99, $steps);
$this->assertEquals($step, 100);
$step = Kwf_Media_Image::getResponsiveWidthStep(100, $steps);
$this->assertEquals($step, 100);
$step = Kwf_Media_Image::getResponsiveWidthStep(700, $steps);
$this->assertEquals($step, 500);
$step = Kwf_Media_Image::getResponsiveWidthStep(500, $steps);
$this->assertEquals($step, 500);
}
public function getImageUrl()
{
$data = $this->_getImageDataOrEmptyImageData();
if ($data) {
$s = $this->getImageDimensions();
$imageData = $this->_getImageDataOrEmptyImageData();
$width = Kwf_Media_Image::getResponsiveWidthStep($s['width'], Kwf_Media_Image::getResponsiveWidthSteps($s, $imageData['file']));
if (Kwc_Abstract::getSetting($this->getData()->componentClass, 'useDataUrl')) {
$id = $this->getData()->componentId;
$type = str_replace('{width}', $width, $this->getBaseType());
$data = self::getMediaOutput($id, $type, $this->getData()->componentClass);
if (isset($data['file'])) {
$c = file_get_contents($data['file']);
} else {
$c = $data['contents'];
}
$base64 = base64_encode($c);
if (strlen($base64) < 32 * 1024) {
$mime = $data['mimeType'];
return "data:{$mime};base64,{$base64}";
}
}
return str_replace('{width}', $width, $this->getBaseImageUrl());
}
return null;
}
