/**
* Generate a thumbnail with a random name for an image.
*
* @access public
* @param array $fileInfo An array of file information.
* @return string html file list to prefill the template
*/
public function generateThumbnail($fileInfo = array())
{
if (file_exists($fileInfo['path'] . $fileInfo['uniqueName'])) {
if (!isset($fileInfo['thumbName'])) {
$path_info = pathinfo($fileInfo['uniqueName']);
$thumbOptions = array();
if (in_array(strtolower($path_info['extension']), array('jpg', 'jpeg', 'png', 'gif'))) {
$thumbOptions['src'] = $fileInfo['path'] . $fileInfo['uniqueName'];
if ($this->config['thumbX']) {
$thumbOptions['w'] = $this->config['thumbX'];
}
if ($this->config['thumbY']) {
$thumbOptions['h'] = $this->config['thumbY'];
}
if ($this->config['thumbX'] && $this->config['thumbY']) {
$thumbOptions['zc'] = '1';
}
} else {
$thumbOptions['src'] = $this->config['assetsPath'] . '/images/generic.png';
$thumbOptions['aoe'] = '1';
$thumbOptions['fltr'] = array('wmt|' . strtoupper($path_info['extension']) . '|5|C|000000');
if ($this->config['thumbX']) {
$thumbOptions['w'] = $this->config['thumbX'];
}
if ($this->config['thumbY']) {
$thumbOptions['h'] = $this->config['thumbY'];
}
if ($this->config['thumbX'] && $this->config['thumbY']) {
$thumbOptions['zc'] = '1';
}
$thumbOptions['f'] = 'png';
$path_info['extension'] = 'png';
}
$thumbName = md5($path_info['basename'] . time() . '.thumb') . '.' . $path_info['extension'];
// generate Thumbnail & save it
$phpThumb = new modPhpThumb($this->modx, $thumbOptions);
$phpThumb->initialize();
if ($phpThumb->GenerateThumbnail()) {
if (!$phpThumb->RenderToFile($fileInfo['path'] . $thumbName)) {
$this->modx->log(modX::LOG_LEVEL_ERROR, 'Thumbnail generation: Thumbnail not saved.' . "\nDebugmessages:\n" . implode("\n", $phpThumb->debugmessages), '', 'AjaxUpload');
$this->debug[] = 'Thumbnail generation: Thumbnail not saved.' . "\nDebugmessaes:\n" . implode("\n", $phpThumb->debugmessages);
} else {
$filePerm = (int) $this->config['newFilePermissions'];
if (!@chmod($fileInfo['path'] . $thumbName, octdec($filePerm))) {
$this->modx->log(modX::LOG_LEVEL_ERROR, 'Could not change the thumbnail file permission.', '', 'AjaxUpload');
}
}
} else {
$this->modx->log(modX::LOG_LEVEL_ERROR, 'Thumbnail generation: Thumbnail not created.' . "\nDebugmessages:\n" . implode("\n", $phpThumb->debugmessages), '', 'AjaxUpload');
$this->debug[] = 'Thumbnail generation: Thumbnail not created.' . "\nDebugmessaes:\n" . implode("\n", $phpThumb->debugmessages);
}
$fileInfo['thumbName'] = $thumbName;
}
return $fileInfo['thumbName'];
} else {
$this->modx->log(modX::LOG_LEVEL_ERROR, 'Thumbnail generation: Original file not found.', '', 'AjaxUpload');
$this->debug[] = 'Thumbnail generation: Original file not found';
return false;
}
}
/**
* Creates the thumbnail file provided if it doesn't already exist based on the $options array.
*
* @param string $file absolute path to the thumbnail
* @param array $options key/value options passed to modPhpThumb
* @return bool true if thumb already exists or gets created, false if there is an error
*/
protected function create_thumb($file, $options)
{
if ($this->check_if_exists($file, $options['src'])) {
return true;
}
if (!$this->check_cache_dir()) {
return false;
}
if (!$this->modx->loadClass('modPhpThumb', $this->modx->getOption('core_path') . 'model/phpthumb/', true, true)) {
$this->modx->log(modX::LOG_LEVEL_ERROR, '[phpThumbsUp] Could not load modPhpThumb class.');
return false;
}
// NOTE: there's a bug in modPhpThumb that doesn't generate the path correctly when in the manager
// context, so we have to manually prepend a slash to the src path if in the mgr context
if ($this->modx->context->key == 'mgr') {
$options['src'] = '/' . $options['src'];
}
$pt = new modPhpThumb($this->modx);
$pt->config = array_merge($pt->config, $options);
$pt->initialize();
$pt->GenerateThumbnail();
$pt->RenderToFile($file);
return true;
}
/**
* Render the thumbnail
* @return mixed|string
*/
public function render()
{
$this->getCacheFilename();
$this->getCacheUrl();
$this->cleanCache();
$this->phpThumbOf->startDebug();
/* if using s3, check for file there */
$useS3 = $this->modx->getOption('useS3', $this->config, false);
if ($useS3) {
$expired = $this->checkForS3Cache();
if ($expired !== true) {
return $expired;
}
}
$this->checkCacheFilePermissions();
$this->phpThumbOf->endDebug();
if ($cacheUrl = $this->checkForCachedFile()) {
return $cacheUrl;
}
/* actually make the thumbnail */
if ($this->phpThumb->GenerateThumbnail()) {
// this line is VERY important, do not remove it!
if ($this->phpThumb->RenderToFile($this->cacheKey)) {
$this->checkCacheFilePermissions();
if ($useS3) {
$this->cacheUrl = $this->pushToS3();
}
return str_replace(' ', '%20', $this->cacheUrl);
} else {
$this->modx->log(modX::LOG_LEVEL_ERROR, '[phpThumbOf] Could not cache thumb "' . $this->input . '" to file at: ' . $this->cacheKey . ' - Debug: ' . print_r($this->phpThumb->debugmessages, true));
}
} else {
$this->modx->log(modX::LOG_LEVEL_ERROR, '[phpThumbOf] Could not generate thumbnail: ' . $this->input . ' - Debug: ' . print_r($this->phpThumb->debugmessages, true));
}
return '';
}
