function convert($Media, $mimeType)
{
if (Media::name(null, $mimeType) === 'Image') {
$randomFrame = rand(1, $Media->objects['ffmpeg_movie']->getFrameCount() - 1);
$resource = $Media->objects['ffmpeg_movie']->getFrame($randomFrame)->toGDImage();
if (!is_resource($resource)) {
return false;
}
$Image = Media::factory(array('gd' => $resource), 'image/gd');
return $Image->convert($mimeType);
}
return false;
}
function convert($Media, $mimeType)
{
if (!isset($this->_formatMap[$mimeType])) {
return false;
}
$Media->mimeType = $mimeType;
if ($Media->name === 'Document') {
// application/pdf -> image
$this->store($Media, $Media->files['temporary']);
/* Unset files to prevent too early deletion by $Media */
$temporary = $Media->files['temporary'];
unset($Media->files);
return Media::factory(array('temporary' => $temporary), $mimeType);
}
return true;
}
function convert($Media, $mimeType)
{
if (!isset($this->_formatMap[$mimeType])) {
return false;
}
try {
$Media->objects['Imagick']->setFormat($this->_formatMap[$mimeType]);
} catch (Exception $E) {
return false;
}
$Media->mimeType = $mimeType;
if ($Media->name === 'Document') {
// application/pdf -> image
return Media::factory($Media->objects['Imagick'], $mimeType);
}
return true;
}
function convert($Media, $mimeType)
{
if (!isset($this->_formatMap[$mimeType])) {
return false;
}
try {
$Media->objects['Imagick']->setFormat($this->_formatMap[$mimeType]);
} catch (Exception $E) {
return false;
}
if ($Media->name !== Media::name(null, $mimeType)) {
// document -> image
return Media::factory($Media->objects['Imagick']->clone(), $mimeType);
} else {
$Media->mimeType = $mimeType;
}
return true;
}
/**
* Retrieve (cached) metadata of a file
*
* @param Model $Model
* @param string $file An absolute path to a file
* @param integer $level level of amount of info to add, `0` disable, `1` for basic, `2` for detailed info
* @return mixed Array with results or false if file is not readable
*/
function metadata(&$Model, $file, $level = 1)
{
if ($level < 1) {
return array();
}
extract($this->settings[$Model->alias]);
$File = new File($file);
if (!$File->readable()) {
return false;
}
$checksum = $File->md5(true);
if (isset($this->__cached[$Model->alias][$checksum])) {
$data = $this->__cached[$Model->alias][$checksum];
}
if ($level > 0 && !isset($data[1])) {
$data[1] = array('size' => $File->size(), 'mime_type' => MimeType::guessType($File->pwd()), 'checksum' => $checksum);
}
if ($level > 1 && !isset($data[2])) {
$Media = Media::factory($File->pwd());
if ($Media->name === 'Audio') {
$data[2] = array('artist' => $Media->artist(), 'album' => $Media->album(), 'title' => $Media->title(), 'track' => $Media->track(), 'year' => $Media->year(), 'length' => $Media->duration(), 'quality' => $Media->quality(), 'sampling_rate' => $Media->samplingRate(), 'bit_rate' => $Media->bitRate());
} elseif ($Media->name === 'Image') {
$data[2] = array('width' => $Media->width(), 'height' => $Media->height(), 'ratio' => $Media->ratio(), 'quality' => $Media->quality(), 'megapixel' => $Media->megapixel());
} elseif ($Media->name === 'Text') {
$data[2] = array('characters' => $Media->characters(), 'syllables' => $Media->syllables(), 'sentences' => $Media->sentences(), 'words' => $Media->words(), 'flesch_score' => $Media->fleschScore(), 'lexical_density' => $Media->lexicalDensity());
} elseif ($Media->name === 'Video') {
$data[2] = array('title' => $Media->title(), 'year' => $Media->year(), 'length' => $Media->duration(), 'width' => $Media->width(), 'height' => $Media->height(), 'ratio' => $Media->ratio(), 'quality' => $Media->quality(), 'bit_rate' => $Media->bitRate());
} else {
$data[2] = array();
}
}
for ($i = $level, $result = array(); $i > 0; $i--) {
$result = array_merge($result, $data[$i]);
}
$this->__cached[$Model->alias][$checksum] = $data;
return Set::filter($result);
}
function convert($Media, $mimeType)
{
if (Media::name(null, $mimeType) === 'Image') {
$coverArt = $this->__coverArt($Media);
if (!$coverArt) {
return false;
}
$resource = @imagecreatefromstring($coverArt);
if (!is_resource($resource)) {
return false;
}
$Image = Media::factory(array('gd' => $resource), 'image/gd');
return $Image->convert($mimeType);
}
return false;
}
/**
* Automatically processes a file and returns a Media instance
*
* Possible values for $instructions:
* array('name of method', 'name of other method')
* array('name of method' => array('arg1', 'arg2'))
*
* @param string $file Absolute path to a file
* @param array $instructions See description above
* @return object
*/
static function make($file, $instructions = array())
{
$Media = Media::factory($file);
foreach ($instructions as $key => $value) {
if (is_int($key)) {
$method = $value;
$args = null;
} else {
$method = $key;
if (is_array($value)) {
$args = $value;
} else {
$args = array($value);
}
}
if (!method_exists($Media, $method)) {
$message = "Media::make - Invalid instruction ";
$message .= "`" . get_class($Media) . "::{$method}()`.";
trigger_error($message, E_USER_WARNING);
return false;
}
$result = call_user_func_array(array($Media, $method), $args);
if ($result === false) {
$message = "Media::make - Instruction ";
$message .= "`" . get_class($Media) . "::{$method}()` failed.";
trigger_error($message, E_USER_WARNING);
return false;
} elseif (is_a($result, 'Media')) {
$Media = $result;
}
}
return $Media;
}
function testMediaNameAndShort()
{
$file = $this->TestData->getFile('image-jpg.jpg');
$result = Media::factory($file);
$this->assertEqual($result->name, 'Image');
$this->assertEqual($result->short, 'img');
$file = $this->TestData->getFile('image-png.png');
$result = Media::factory($file);
$this->assertEqual($result->name, 'Image');
$this->assertEqual($result->short, 'img');
$file = $this->TestData->getFile('image-gif.gif');
$result = Media::factory($file);
$this->assertEqual($result->name, 'Image');
$this->assertEqual($result->short, 'img');
$file = $this->TestData->getFile('text-plain.txt');
$result = Media::factory($file);
$this->assertEqual($result->name, 'Text');
$this->assertEqual($result->short, 'txt');
$file = $this->TestData->getFile('application-pdf.pdf');
$result = Media::factory($file);
$this->assertEqual($result->name, 'Document');
$this->assertEqual($result->short, 'doc');
}
/**
* serve method
*
* If the setting useTokens is true, check that the request token matches the url to
* prevent a user just typing a url in the addressbar and DOS ing the server. If the request
* is not authentic, put a link to the fallback in the webroot so that subsequent requests
* do not hit php.
*
* If the request is for the original file - link or copy it to the webroot
* If the request is for a version, after checking the original exists -
* Generate it, and put it in the webroot
*
* can process any of the following types of request, given that uploads/img/example.jpg exists
* /img/example.jpg
* link, or copy, the original to the request url (webroot/img/example.jpg)
* /img/example,small.jpg
* see bootstrap/media.php - process the request using the small config
* /img/example,99x10.jpg
* see bootstrap/media.php - process the request using the 99x10 config
* /img/example,100x100.jpg
* generate a 100x100 'fit' image
* /img/example,fitCrop,50,50.jpg
* use fitCrop, passing array(50, 50) as the params
* /img/example,zoomCrop,50,50,center.jpg
* use zoomCrop, passing array(50, 50, center) as the params
* /img/example,someother,1,2,3,foo,bar,zum.jpg
* use someother, passing array(1, 2, 3, foo, bar, zum) as the params
* etc.
*
* The request does not have to be for an image, any type of media can be handled the same way
* if an adapter method exists to generate the desired version. That said, currently there are
* only appropriate methods in the vendors for images
*
* @return void
* @access public
*/
function serve()
{
$url = $this->params->url;
if ($this->settings['useTokens']) {
if (!isset($this->params['url']['token'])) {
return $this->_serve();
}
$compare = $this->params['url']['token'];
App::import('Core', 'Security');
$hash = Security::hash($url, null, true);
if (!Configure::read() && $hash !== $compare) {
return $this->_serve();
}
}
$url = str_replace('%2C', ',', $url);
if (!strpos($url, ',')) {
if ($this->_linkOriginal($url, $this->settings['store'])) {
return $this->_serve();
}
header("HTTP/1.0 404 Not Found");
return $this->_serve();
}
$params = array();
preg_match('@,(.*)\\.@', $url, $matches);
$version = $matches[1];
if (isset($this->settings['versions'][$version])) {
$params = $this->settings['versions'][$version];
}
if (!$params) {
if (preg_match('@^(\\d*)x(\\d*)$@', $version, $dims)) {
$params = array('fit', $dims[0], $dims[1]);
} elseif (strpos($version, ',')) {
$params = explode(',', $version);
} else {
$isImage = false;
if ($isImage && !empty($this->settings['versions']['default'])) {
$params = $this->settings['versions']['default'];
} else {
return $this->_serve();
}
}
}
$original = $this->_linkOriginal($url);
if (!$original) {
header("HTTP/1.0 404 Not Found");
if ($this->settings['autoFallback']) {
if (file_exists(WWW_ROOT . 'img' . DS . $version . '.gif')) {
$this->_link(WWW_ROOT . 'img' . DS . $version . '.gif');
} else {
$dims = array_slice($params, 1, 2);
$version = implode($dims, 'x');
if (file_exists(WWW_ROOT . 'img' . DS . $version . '.gif')) {
$this->_link(WWW_ROOT . 'img' . DS . $version . '.gif');
}
}
}
$this->_serve();
}
App::uses('Media', 'Media.Libs/Media');
$Media = Media::factory($original);
$function = array_shift($params);
call_user_func_array(array($Media, $function), $params);
if ($this->settings['store']) {
$Media->store(WWW_ROOT . $url, false, false);
}
$this->_serve();
}
/**
* Generates markup to link to file
*
* @param string $path Absolute or partial path to a file
* @param array $options
* @return mixed
* @deprecated
*/
function link($path, $options = array())
{
$message = "MediaHelper::__construct - ";
$message .= "All functionality related to assets has been deprecated.";
trigger_error($message, E_USER_NOTICE);
$default = array('inline' => true, 'restrict' => array());
$defaultRss = array('title' => 'RSS Feed');
if (is_bool($options)) {
$options = array('inline' => $options);
}
$options = array_merge($default, $options);
if (is_array($path) && !array_key_exists('controller', $path)) {
$out = null;
foreach ($path as $i) {
$out .= $this->link($i, $options);
}
if (empty($out)) {
return null;
}
return $out;
}
$inline = $options['inline'];
unset($options['inline']);
if (!($url = $this->url($path))) {
return null;
}
if (strpos('://', $path) !== false) {
$file = parse_url($url, PHP_URL_PATH);
} else {
$file = $this->file($path);
}
$mimeType = MimeType::guessType($file);
$Media = Media::factory($file, $mimeType);
if (!empty($options['restrict']) && !in_array(strtolower($Media->name), (array) $options['restrict'])) {
return null;
}
unset($options['restrict']);
switch ($mimeType) {
case 'text/css':
$out = sprintf($this->tags['csslink'], $url, $this->_parseAttributes($options, null, '', ' '));
return $this->output($out, $inline);
case 'application/javascript':
case 'application/x-javascript':
$out = sprintf($this->tags['javascriptlink'], $url);
return $this->output($out, $inline);
case 'application/rss+xml':
$options = array_merge($defaultRss, $options);
$out = sprintf($this->tags['rsslink'], $url, $options['title']);
return $this->output($out, $inline);
default:
return $this->Html->link(basename($file), $url);
}
}
