/**
* Resize an image and save to given destination.
*
* @param string $source Path to source image.
* @param string $dest Path to the location where resized image will be stored.
* @param array $size Either array('width' => new_width, 'height' => new_height) or array(0 => new_width, 1 => new_height).
* @param string $name Custom name for resized image file.
*
* @return string Path to resized image file on success, original source image path on failure.
*/
public static function resize($source, $dest, $size, $name = '')
{
// Initialize variables
if (is_string($size) and preg_match('/\\d+x\\d+/i', $size)) {
// Parse user defined image dimension
$size = explode('x', strtolower($size), 2);
}
$width = intval(isset($size['width']) ? $size['width'] : (isset($size[0]) ? $size[0] : 0));
$height = intval(isset($size['height']) ? $size['height'] : (isset($size[1]) ? $size[1] : 0));
$resize = $width > 0 or $height > 0;
// Do resize if possible
if ($resize) {
// Check current image size
$imgSize = getimagesize($source);
if ($imgSize[0] != $width and $imgSize[1] != $height) {
$image = new Ace_Media_Image($source);
$image->resize($width, $height, $height > 0 and $height > 0 ? false : ($width > 0 ? 'W' : 'H'));
if (JFolder::create($dest) and $image->save($dest = "{$dest}/" . (empty($name) ? basename($source) : $name), 90)) {
return $dest;
}
}
}
return $source;
}
$jsnmobilize = new PlgSystemJSNMobilize($dispatcher);
$jsnmobilize->onAfterInitialise();
// Initialize variables
if (!isset($_REQUEST['src']) or !isset($_REQUEST['width']) or !isset($_REQUEST['dest'])) {
jexit(JText::_('JSN_MOBILIZE_INVALID_REQUEST'));
}
$src = $_REQUEST['src'];
$width = $_REQUEST['width'];
$dest = $_REQUEST['dest'];
// Load necessary Joomla libraries
jimport('joomla.filesystem.file');
jimport('joomla.filesystem.folder');
// Load image manipulation library
require_once JPATH_ROOT . DS . 'plugins' . DS . 'system' . DS . 'jsnmobilize' . DS . 'libraries' . DS . '3rd-party' . DS . 'ace-media-image' . DS . 'image.php';
// Resize the original image to requested width
$image = new Ace_Media_Image($_SERVER['DOCUMENT_ROOT'] . DS . str_replace('/', DS, $src));
$image->resize((int) $width, null, 'W');
if (JFolder::create(JPATH_ROOT . DS . $dest . DS . $width) and $image->save(JPATH_ROOT . DS . $dest . DS . $width . DS . basename($src), 90)) {
if (isset($_REQUEST['return']) and $_REQUEST['return'] == 'uri') {
// Get link to optimized image
$link = str_replace('/plugins/system/jsnmobilize/libraries/joomlashine/response/image/', '', JURI::root()) . str_replace(str_replace(array('/', '\\'), array('/', '/'), JPATH_ROOT), '', str_replace(array('/', '\\'), array('/', '/'), JPATH_ROOT . DS . $dest . DS . $width . DS . basename($src)));
jexit($link);
} else {
// Send the requisite header information
header('Content-Type: ' . $image->getMimeType());
header('Content-Length: ' . filesize(JPATH_ROOT . DS . $dest . DS . $width . DS . basename($src)));
// Read image content then send back to the client broswer
if ($image = JFile::read(JPATH_ROOT . DS . $dest . DS . $width . DS . basename($src))) {
jexit($image);
} else {
jexit(JText::_('JSN_MOBILIZE_READ_IMAGE_FAIL'));
