X-Git-Url: https://git.rapsys.eu/.gitweb.cgi/packbundle/blobdiff_plain/09e631c7cacd12e04b1bde6b991dedadfff4d747..HEAD:/Util/FacebookUtil.php diff --git a/Util/FacebookUtil.php b/Util/FacebookUtil.php index 91664d1..633702b 100644 --- a/Util/FacebookUtil.php +++ b/Util/FacebookUtil.php @@ -11,6 +11,10 @@ namespace Rapsys\PackBundle\Util; +use Psr\Container\ContainerInterface; + +use Rapsys\PackBundle\RapsysPackBundle; + use Symfony\Component\Filesystem\Exception\IOExceptionInterface; use Symfony\Component\Filesystem\Filesystem; use Symfony\Component\Routing\Generator\UrlGeneratorInterface; @@ -21,337 +25,24 @@ use Symfony\Component\Routing\RouterInterface; */ class FacebookUtil { /** - * The default fonts - */ - const fonts = [ 'default' => 'ttf/default.ttf' ]; - - /** - * The default font - */ - const font = 'default'; - - /** - * The default font size - */ - const size = 60; - - /** - * The default width - */ - const width = 15; - - /** - * The default fill - */ - const fill = 'white'; - - /** - * The default stroke + * Alias string */ - const stroke = '#00c3f9'; + protected string $alias; /** - * The default align + * Config array */ - const align = 'center'; + protected array $config; /** * Creates a new facebook util * + * @param ContainerInterface $container The container instance * @param RouterInterface $router The RouterInterface instance - * @param string $cache The cache directory - * @param string $path The public path - * @param string $prefix The prefix - * @param ?string $source The source - * @param array $fonts The fonts - * @param string $font The font - * @param int $size The size - * @param int $width The width - * @param string $fill The fill - * @param string $stroke The stroke - * @param string $align The align - */ - function __construct(protected RouterInterface $router, protected string $cache = '../var/cache', protected string $path = './bundles/rapsyspack', protected string $prefix = 'facebook', protected ?string $source = null, protected array $fonts = self::fonts, protected string $font = self::font, protected int $size = self::size, protected int $width = self::width, protected string $fill = self::fill, protected string $stroke = self::stroke, protected string $align = self::align) { - } - - /** - * Return the facebook image - * - * Generate simple image in jpeg format or load it from cache - * - * @param string $pathInfo The request path info - * @param array $texts The image texts - * @param int $updated The updated timestamp - * @param ?string $source The image source - * @param int $width The width - * @param int $height The height - * @return array The image array + * @param SluggerUtil $slugger The SluggerUtil instance */ - public function getImage(string $pathInfo, array $texts, int $updated, ?string $source = null, int $width = 1200, int $height = 630): array { - //Without source - if ($source === null && $this->source === null) { - //Return empty image data - return []; - //Without local source - } elseif ($source === null) { - //Set local source - $source = $this->source; - } - - //Set path file - $path = $this->path.'/'.$this->prefix.$pathInfo.'.jpeg'; - - //Without existing path - if (!is_dir($dir = dirname($path))) { - //Create filesystem object - $filesystem = new Filesystem(); - - try { - //Create path - //XXX: set as 0775, symfony umask (0022) will reduce rights (0755) - $filesystem->mkdir($dir, 0775); - } catch (IOExceptionInterface $e) { - //Throw error - throw new \Exception(sprintf('Output path "%s" do not exists and unable to create it', $dir), 0, $e); - } - } - - //With path file - if (is_file($path) && ($mtime = stat($path)['mtime']) && $mtime >= $updated) { - #XXX: we used to drop texts with $data['canonical'] === true !!! - - //Return image data - return [ - 'og:image' => $this->router->generate('rapsyspack_facebook', ['mtime' => $mtime, 'path' => $pathInfo], UrlGeneratorInterface::ABSOLUTE_URL), - 'og:image:alt' => str_replace("\n", ' ', implode(' - ', array_keys($texts))), - 'og:image:height' => $height, - 'og:image:width' => $width - ]; - } - - //Set cache path - $cache = $this->cache.'/'.$this->prefix.$pathInfo.'.png'; - - //Without cache path - if (!is_dir($dir = dirname($cache))) { - //Create filesystem object - $filesystem = new Filesystem(); - - try { - //Create path - //XXX: set as 0775, symfony umask (0022) will reduce rights (0755) - $filesystem->mkdir($dir, 0775); - } catch (IOExceptionInterface $e) { - //Throw error - throw new \Exception(sprintf('Output directory "%s" do not exists and unable to create it', $dir), 0, $e); - } - } - - //Create image object - $image = new \Imagick(); - - //Without cache image - if (!is_file($cache) || stat($cache)['mtime'] < stat($source)['mtime']) { - //Check target directory - if (!is_dir($dir = dirname($cache))) { - //Create filesystem object - $filesystem = new Filesystem(); - - try { - //Create dir - //XXX: set as 0775, symfony umask (0022) will reduce rights (0755) - $filesystem->mkdir($dir, 0775); - } catch (IOExceptionInterface $e) { - //Throw error - throw new \Exception(sprintf('Output directory "%s" do not exists and unable to create it', $dir), 0, $e); - } - } - - //Without source - if (!is_file($source)) { - //Throw error - throw new \Exception(sprintf('Source file "%s" do not exists', $this->source)); - } - - //Convert to absolute path - $source = realpath($source); - - //Read image - //XXX: Imagick::readImage only supports absolute path - $image->readImage($source); - - //Crop using aspect ratio - //XXX: for better result upload image directly in aspect ratio :) - $image->cropThumbnailImage($width, $height); - - //Strip image exif data and properties - $image->stripImage(); - - //Save cache image - if (!$image->writeImage($cache)) { - //Throw error - throw new \Exception(sprintf('Unable to write image "%s"', $cache)); - } - //With cache - } else { - //Read image - $image->readImage($cache); - } - - //Create draw - $draw = new \ImagickDraw(); - - //Set stroke antialias - $draw->setStrokeAntialias(true); - - //Set text antialias - $draw->setTextAntialias(true); - - //Set align aliases - $aligns = [ - 'left' => \Imagick::ALIGN_LEFT, - 'center' => \Imagick::ALIGN_CENTER, - 'right' => \Imagick::ALIGN_RIGHT - ]; - - //Init counter - $i = 1; - - //Set text count - $count = count($texts); - - //Draw each text stroke - foreach($texts as $text => $data) { - //Set font - $draw->setFont($this->fonts[$data['font']??$this->font]); - - //Set font size - $draw->setFontSize($data['size']??$this->size); - - //Set stroke width - $draw->setStrokeWidth($data['width']??$this->width); - - //Set text alignment - $draw->setTextAlignment($align = ($aligns[$data['align']??$this->align])); - - //Get font metrics - $metrics = $image->queryFontMetrics($draw, $text); - - //Without y - if (empty($data['y'])) { - //Position verticaly each text evenly - $texts[$text]['y'] = $data['y'] = (($height + 100) / (count($texts) + 1) * $i) - 50; - } - - //Without x - if (empty($data['x'])) { - if ($align == \Imagick::ALIGN_CENTER) { - $texts[$text]['x'] = $data['x'] = $width/2; - } elseif ($align == \Imagick::ALIGN_LEFT) { - $texts[$text]['x'] = $data['x'] = 50; - } elseif ($align == \Imagick::ALIGN_RIGHT) { - $texts[$text]['x'] = $data['x'] = $width - 50; - } - } - - //Center verticaly - //XXX: add ascender part then center it back by half of textHeight - //TODO: maybe add a boundingbox ??? - $texts[$text]['y'] = $data['y'] += $metrics['ascender'] - $metrics['textHeight']/2; - - //Set stroke color - $draw->setStrokeColor(new \ImagickPixel($data['stroke']??$this->stroke)); - - //Set fill color - $draw->setFillColor(new \ImagickPixel($data['stroke']??$this->stroke)); - - //Add annotation - $draw->annotation($data['x'], $data['y'], $text); - - //Increase counter - $i++; - } - - //Create stroke object - $stroke = new \Imagick(); - - //Add new image - $stroke->newImage($width, $height, new \ImagickPixel('transparent')); - - //Draw on image - $stroke->drawImage($draw); - - //Blur image - //XXX: blur the stroke canvas only - $stroke->blurImage(5,3); - - //Set opacity to 0.5 - //XXX: see https://www.php.net/manual/en/image.evaluateimage.php - $stroke->evaluateImage(\Imagick::EVALUATE_DIVIDE, 1.5, \Imagick::CHANNEL_ALPHA); - - //Compose image - $image->compositeImage($stroke, \Imagick::COMPOSITE_OVER, 0, 0); - - //Clear stroke - $stroke->clear(); - - //Destroy stroke - unset($stroke); - - //Clear draw - $draw->clear(); - - //Set text antialias - $draw->setTextAntialias(true); - - //Draw each text - foreach($texts as $text => $data) { - //Set font - $draw->setFont($this->fonts[$data['font']??$this->font]); - - //Set font size - $draw->setFontSize($data['size']??$this->size); - - //Set text alignment - $draw->setTextAlignment($aligns[$data['align']??$this->align]); - - //Set fill color - $draw->setFillColor(new \ImagickPixel($data['fill']??$this->fill)); - - //Add annotation - $draw->annotation($data['x'], $data['y'], $text); - - //With canonical text - if (!empty($data['canonical'])) { - //Prevent canonical to finish in alt - unset($texts[$text]); - } - } - - //Draw on image - $image->drawImage($draw); - - //Strip image exif data and properties - $image->stripImage(); - - //Set image format - $image->setImageFormat('jpeg'); - - //Set progressive jpeg - $image->setInterlaceScheme(\Imagick::INTERLACE_PLANE); - - //Save image - if (!$image->writeImage($path)) { - //Throw error - throw new \Exception(sprintf('Unable to write image "%s"', $path)); - } - - //Return image data - return [ - 'og:image' => $this->router->generate('rapsyspack_facebook', ['mtime' => stat($path)['mtime'], 'path' => $pathInfo], UrlGeneratorInterface::ABSOLUTE_URL), - 'og:image:alt' => str_replace("\n", ' ', implode(' - ', array_keys($texts))), - 'og:image:height' => $height, - 'og:image:width' => $width - ]; + public function __construct(protected ContainerInterface $container, protected RouterInterface $router, protected SluggerUtil $slugger) { + //Retrieve config + $this->config = $container->getParameter($this->alias = RapsysPackBundle::getAlias()); } }