+
+       /**
+        * Return the facebook image
+        *
+        * @desc Generate image in jpeg format or load it from cache
+        *
+        * @return array The image array
+        */
+       protected function getFacebookImage(): array {
+               //Set texts
+               $texts = $this->facebookImage['texts'] ?? [];
+
+               //Set default source
+               $source = $this->facebookImage['source'] ?? 'png/facebook.png';
+
+               //Set default source
+               $updated = $this->facebookImage['updated'] ?? strtotime('last week');
+
+               //Set default destination
+               //XXX: format facebook<pathinfo>.jpeg
+               //XXX: was facebook/<controller>/<action>.<locale>.jpeg
+               $destination = $this->facebookImage['destination'] ?? 'facebook'.$this->request->getPathInfo().'.jpeg';
+
+               //Set source path
+               $src = $this->config['path']['public'].'/'.$source;
+
+               //Set cache path
+               //XXX: remove extension and store as png anyway
+               $cache = $this->config['path']['cache'].'/facebook/'.substr($source, 0, strrpos($source, '.')).'.'.$this->config['facebook']['width'].'x'.$this->config['facebook']['height'].'.png';
+
+               //Set destination path
+               $dest = $this->config['path']['public'].'/'.$destination;
+
+               //Set asset
+               $asset = '@RapsysAir/'.$destination;
+
+               //With up to date generated image
+               if (
+                       is_file($dest) &&
+                       ($stat = stat($dest)) &&
+                       $stat['mtime'] >= $updated
+               ) {
+                       //Get image size
+                       list ($width, $height) = getimagesize($dest);
+
+                       //With canonical in texts
+                       if (!empty($texts[$this->context['canonical']])) {
+                               //Prevent canonical to finish in alt
+                               unset($texts[$this->context['canonical']]);
+                       }
+
+                       //Return image data
+                       return [
+                               #'image' => $this->stack->getCurrentRequest()->getUriForPath($this->asset->getUrl($asset), true),#.'?fbrefresh='.$stat['mtime'],
+                               'image:url' => $this->stack->getCurrentRequest()->getUriForPath($this->asset->getUrl($asset), true),#.'?fbrefresh='.$stat['mtime'],
+                               #'image:secure_url' => $this->stack->getCurrentRequest()->getUriForPath($this->asset->getUrl($asset), true),#.'?fbrefresh='.$stat['mtime'],
+                               'image:alt' => str_replace("\n", ' ', implode(' - ', array_keys($texts))),
+                               'image:height' => $height,
+                               'image:width' => $width
+                       ];
+               //With image candidate
+               } elseif (is_file($src)) {
+                       //Create image object
+                       $image = new \Imagick();
+
+                       //With cache image
+                       if (is_file($cache)) {
+                               //Read image
+                               $image->readImage($cache);
+                       //Without we generate it
+                       } else {
+                               //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);
+                                       }
+                               }
+
+                               //Read image
+                               $image->readImage($src);
+
+                               //Crop using aspect ratio
+                               //XXX: for better result upload image directly in aspect ratio :)
+                               $image->cropThumbnailImage($this->config['facebook']['width'], $this->config['facebook']['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"', $cache));
+                               }
+                       }
+                       //Check target directory
+                       if (!is_dir($dir = dirname($dest))) {
+                               //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);
+                               }
+                       }
+
+                       //Get image width
+                       $width = $image->getImageWidth();
+
+                       //Get image height
+                       $height = $image->getImageHeight();
+
+                       //Create draw
+                       $draw = new \ImagickDraw();
+
+                       //Set stroke antialias
+                       $draw->setStrokeAntialias(true);
+
+                       //Set text antialias
+                       $draw->setTextAntialias(true);
+
+                       //Set stroke width
+                       $draw->setStrokeWidth($this->facebookImage['stroke']??15);
+
+                       //Set font aliases
+                       $fonts = [
+                               'irishgrover' => $this->config['path']['public'].'/ttf/irishgrover.v10.ttf',
+                               'droidsans' => $this->config['path']['public'].'/ttf/droidsans.regular.ttf',
+                               'dejavusans' => $this->config['path']['public'].'/ttf/dejavusans.2.37.ttf',
+                               'labelleaurore' => $this->config['path']['public'].'/ttf/labelleaurore.v10.ttf'
+                       ];
+
+                       //Set align aliases
+                       $aligns = [
+                               'left' => \Imagick::ALIGN_LEFT,
+                               'center' => \Imagick::ALIGN_CENTER,
+                               'right' => \Imagick::ALIGN_RIGHT
+                       ];
+
+                       //Set default font
+                       $defaultFont = 'dejavusans';
+
+                       //Set default align
+                       $defaultAlign = 'center';
+
+                       //Set default size
+                       $defaultSize = 60;
+
+                       //Set default stroke
+                       $defaultStroke = '#00c3f9';
+
+                       //Set default fill
+                       $defaultFill = 'white';
+
+                       //Init counter
+                       $i = 1;
+
+                       //Set text count
+                       $count = count($texts);
+
+                       //Draw each text stroke
+                       foreach($texts as $text => $data) {
+                               //Set font
+                               $draw->setFont($fonts[$data['font']??$defaultFont]);
+
+                               //Set font size
+                               $draw->setFontSize($data['size']??$defaultSize);
+
+                               //Set text alignment
+                               $draw->setTextAlignment($align = ($aligns[$data['align']??$defaultAlign]));
+
+                               //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']??$defaultStroke));
+
+                               //Set fill color
+                               $draw->setFillColor(new \ImagickPixel($data['stroke']??$defaultStroke));
+
+                               //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
+                               $draw->setFont($fonts[$data['font']??$defaultFont]);
+
+                               //Set font size
+                               $draw->setFontSize($data['size']??$defaultSize);
+
+                               //Set text alignment
+                               $draw->setTextAlignment($aligns[$data['align']??$defaultAlign]);
+
+                               //Set fill color
+                               $draw->setFillColor(new \ImagickPixel($data['fill']??$defaultFill));
+
+                               //Add annotation
+                               $draw->annotation($data['x'], $data['y'], $text);
+                       }
+
+                       //Draw on image
+                       $image->drawImage($draw);
+
+                       //Strip image exif data and properties
+                       $image->stripImage();
+
+                       //Set image format
+                       $image->setImageFormat('jpeg');
+
+                       //Save image
+                       if (!$image->writeImage($dest)) {
+                               //Throw error
+                               throw new \Exception(sprintf('Unable to write image "%s"', $dest));
+                       }
+
+                       //Get dest stat
+                       //TODO: see if it works every time
+                       $stat = stat($dest);
+
+                       //With canonical in texts
+                       if (!empty($texts[$this->context['canonical']])) {
+                               //Prevent canonical to finish in alt
+                               unset($texts[$this->context['canonical']]);
+                       }
+
+                       //Return image data
+                       return [
+                               //TODO: see if it works every time
+                               #'image' => $this->stack->getCurrentRequest()->getUriForPath($this->asset->getUrl($asset), true),#.'?fbrefresh='.$stat['mtime'],
+                               'image:url' => $this->stack->getCurrentRequest()->getUriForPath($this->asset->getUrl($asset), true),#.'?fbrefresh='.$stat['mtime'],
+                               #'image:secure_url' => $this->stack->getCurrentRequest()->getUriForPath($this->asset->getUrl($asset), true),#.'?fbrefresh='.$stat['mtime'],
+                               'image:alt' => str_replace("\n", ' ', implode(' - ', array_keys($texts))),
+                               'image:height' => $height,
+                               'image:width' => $width
+                       ];
+               }
+
+               //Return empty array without image
+               return [];
+       }
+
+       /**
+        * Renders a view
+        *
+        * {@inheritdoc}
+        */
+       protected function render(string $view, array $parameters = [], Response $response = null): Response {
+               //Create application form for role_guest
+               if ($this->isGranted('ROLE_GUEST')) {
+                       //Without application form
+                       if (empty($parameters['forms']['application'])) {
+                               //Fetch doctrine
+                               $doctrine = $this->getDoctrine();
+
+                               //Create ApplicationType form
+                               $application = $this->createForm('Rapsys\AirBundle\Form\ApplicationType', null, [
+                                       //Set the action
+                                       'action' => $this->generateUrl('rapsys_air_application_add'),
+                                       //Set the form attribute
+                                       'attr' => [ 'class' => 'col' ],
+                                       //Set admin
+                                       'admin' => $this->isGranted('ROLE_ADMIN'),
+                                       //Set default user to current
+                                       'user' => $this->getUser()->getId(),
+                                       //Set default slot to evening
+                                       //XXX: default to Evening (3)
+                                       'slot' => $doctrine->getRepository(Slot::class)->findOneById(3)
+                               ]);
+
+                               //Add form to context
+                               $parameters['forms']['application'] = $application->createView();
+                       }
+               //Create login form for anonymous
+               } elseif (!$this->isGranted('IS_AUTHENTICATED_REMEMBERED')) {
+                       //Create ApplicationType form
+                       $login = $this->createForm('Rapsys\UserBundle\Form\LoginType', null, [
+                               //Set the action
+                               'action' => $this->generateUrl('rapsys_user_login'),
+                               //Set the form attribute
+                               'attr' => [ 'class' => 'col' ]
+                       ]);
+
+                       //Add form to context
+                       $parameters['forms']['login'] = $login->createView();
+               }
+
+               //With page infos and without facebook image
+               if (empty($this->facebookImage) && !empty($parameters['site']['title']) && !empty($parameters['page']['title']) && !empty($parameters['canonical'])) {
+                       //Set facebook image
+                       $this->facebookImage = [
+                               'texts' => [
+                                       $parameters['site']['title'] => [
+                                               'font' => 'irishgrover',
+                                               'size' => 110
+                                       ],
+                                       $parameters['page']['title'] => [
+                                               'align' => 'left'
+                                       ],
+                                       $parameters['canonical'] => [
+                                               'align' => 'right',
+                                               'font' => 'labelleaurore',
+                                               'size' => 50
+                                       ]
+                               ]
+                       ];
+               }
+
+               //With canonical
+               if (!empty($parameters['canonical'])) {
+                       //Set facebook url
+                       $parameters['ogps']['url'] = $parameters['canonical'];
+               }
+
+               //With page title
+               if (!empty($parameters['page']['title'])) {
+                       //Set facebook title
+                       $parameters['ogps']['title'] = $parameters['page']['title'];
+               }
+
+               //With page description
+               if (!empty($parameters['page']['description'])) {
+                       //Set facebook description
+                       $parameters['ogps']['description'] = $parameters['page']['description'];
+               }
+
+               //With locale
+               if (!empty($this->locale)) {
+                       //Set facebook locale
+                       $parameters['ogps']['locale'] = str_replace('-', '_', $this->locale);
+
+                       //With alternates
+                       //XXX: disabled as we don't support fb_locale=xx_xx
+                       //XXX: see https://stackoverflow.com/questions/20827882/in-open-graph-markup-whats-the-use-of-oglocalealternate-without-the-locati
+                       #if (!empty($parameters['alternates'])) {
+                       #       //Iterate on alternates
+                       #       foreach($parameters['alternates'] as $lang => $alternate) {
+                       #               if (strlen($lang) == 5) {
+                       #                       //Set facebook locale alternate
+                       #                       $parameters['ogps']['locale:alternate'] = str_replace('-', '_', $lang);
+                       #               }
+                       #       }
+                       #}
+               }
+
+               //With facebook image defined
+               if (!empty($this->facebookImage)) {
+                       //Get facebook image
+                       $parameters['ogps'] += $this->getFacebookImage();
+               }
+
+               //Call parent method
+               return $this->_render($view, $parameters, $response);
+       }