* @license https://www.gnu.org/licenses/agpl-3.0.en.html * @version 0.1 */ class Galerija extends AbstractPicoPlugin { /** * API version used by this plugin * * @var int */ const API_VERSION = 3; /** * This plugin depends on ... * * @see AbstractPicoPlugin::$dependsOn * @var string[] */ protected $dependsOn = array(); protected $useImagick = false; const SHORTCODE = '#\[galerija .+?\]#i'; /** * Triggered after Pico has read its configuration * * @see Pico::getConfig() * @see Pico::getBaseUrl() * @see Pico::getBaseThemeUrl() * @see Pico::isUrlRewritingEnabled() * * @param array &$config array of config variables * * @return void */ public function onConfigLoaded(array &$config) { $this->folder = '.resized'; if (isset($config['ImageResize']['folder'])) $this->folder = $config['ImageResize']['folder']; $this->quality = 85; if (isset($config['ImageResize']['quality'])) $this->quality = $config['ImageResize']['quality']; $this->width = 500; if (isset($config['ImageResize']['width'])) $this->quality = $config['ImageResize']['width']; $this->height = 300; if (isset($config['ImageResize']['height'])) $this->quality = $config['ImageResize']['height']; } /** * Triggered when Pico registers the twig template engine * * @see Pico::getTwig() * * @param Twig_Environment &$twig Twig instance * * @return void */ public function onTwigRegistered(Twig_Environment &$twig) { if (extension_loaded('imagick')) $this->useImagick = true; elseif (!extension_loaded('gd')) exit('PHP extension "imagick" or "gd" is not installed, or not enabled in php.ini'); $twig->addFunction(new Twig_SimpleFunction('resize', array($this, 'resize'))); } /** * Triggered after Pico has prepared the raw file contents for parsing * * @see Pico::parseFileContent() * @see DummyPlugin::onContentParsed() * @param string &$content prepared file contents for parsing * @return void */ public function onContentParsed(&$content) { if (stripos($content, '[galerija') !== false) { // Search for Embed shortcodes allover the content preg_match_all(self::SHORTCODE, $content, $matches); // Make sure we found some shortcodes if (count($matches[0]) > 0) { // Walk through shortcodes one by one foreach ($matches[0] as $match) { $p = explode(' ', $match)[1]; $pot = substr($p, 0, strlen($p) - 1); $content = preg_replace(self::SHORTCODE, $this->getGalerija($pot), $content, 1); } } } } protected function getGalerija($path) { $slike = glob($path . DIRECTORY_SEPARATOR . '*'); asort($slike); $galerija = '

' . "\n"; foreach ($slike as $s) { if (is_file($s)) { //var_dump($this->twig);die; $thumb = $this->resize($s, $this->width, $this->height); $lightbox = "data-lightbox=\"hue\""; //$galerija .= "\n"; $galerija .= "\n"; } } $galerija .= '

' . "\n"; return $galerija; } /* protected function onContentLoading($file) { var_dump('loading', $file); } */ /** * Resize an image, save it to a temporary folder and return new filename * @param string $file * @param int $width * @param int $height * @return string */ public function resize($file, $width = null, $height = null) { if (is_null($width) && is_null($height)) { error_log(new InvalidArgumentException("Width and height can't both be null")); return $file; } // determine resized filename $newFile = sprintf('%s/%s/%s-%dx%d.jpg', dirname($file), $this->folder, pathinfo($file, PATHINFO_FILENAME), $width, $height ); // if we have already resized, just return the existing file if (file_exists($newFile)) return $newFile; // load file dimensions $dimensions = getimagesize($file); $originalWidth = $dimensions[0]; $originalHeight = $dimensions[1]; // calculate the final width and height (keep ratio) $widthRatio = $originalWidth / ($width ?: 1); $heightRatio = $originalHeight / ($height ?: 1); if ($widthRatio < 1 || $heightRatio < 1) { $resizedWidth = $originalWidth; $resizedHeight = $originalHeight; } else if ($widthRatio < $heightRatio) { $resizedWidth = $width; $resizedHeight = round($originalHeight / $widthRatio); } else { $resizedWidth = round($originalWidth / $heightRatio); $resizedHeight = $height; } // make sure folder exists if (!file_exists(pathinfo($newFile, PATHINFO_DIRNAME))) mkdir(pathinfo($newFile, PATHINFO_DIRNAME)); // resize and save if ($this->useImagick) { $image = new Imagick($file); $image->setImageCompressionQuality($this->quality); $image->thumbnailImage($resizedWidth, $resizedHeight); $image->writeImage($newFile); } else { $image = imagecreatefromstring(file_get_contents($file)); $newResource = imagescale($image, $resizedWidth, $resizedHeight); imagejpeg($newResource, $newFile, $this->quality); } return $newFile; } }