-<?php declare(strict_types=1);
-
-/*
- * This file is part of the Rapsys PackBundle package.
- *
- * (c) Raphaël Gertz <symfony@rapsys.eu>
- *
- * For the full copyright and license information, please view the LICENSE
- * file that was distributed with this source code.
- */
-
-namespace Rapsys\PackBundle\Controller;
-
-use Symfony\Component\HttpFoundation\HeaderUtils;
-use Symfony\Bundle\FrameworkBundle\Controller\AbstractController;
-use Symfony\Component\DependencyInjection\ContainerInterface;
-use Symfony\Component\Filesystem\Exception\IOExceptionInterface;
-use Symfony\Component\Filesystem\Filesystem;
-use Symfony\Component\HttpFoundation\BinaryFileResponse;
-use Symfony\Component\HttpFoundation\Request;
-use Symfony\Component\HttpFoundation\Response;
-use Symfony\Component\HttpKernel\Exception\NotFoundHttpException;
-use Symfony\Component\Routing\RequestContext;
-use Symfony\Contracts\Service\ServiceSubscriberInterface;
-
-use Rapsys\PackBundle\Util\MapUtil;
-use Rapsys\PackBundle\Util\SluggerUtil;
-
-/**
- * {@inheritdoc}
- */
-class CaptchaController extends AbstractController implements ServiceSubscriberInterface {
- /**
- * The cache path
- */
- protected string $cache;
-
- /**
- * The stream context instance
- */
- protected mixed $ctx;
-
- /**
- * The MapUtil instance
- */
- protected MapUtil $map;
-
- /**
- * The public path
- */
- protected string $path;
-
- /**
- * The SluggerUtil instance
- */
- protected SluggerUtil $slugger;
-
- /**
- * The tile server url
- */
- protected string $url;
-
- /**
- * Creates a new captcha controller
- *
- * @param ContainerInterface $container The ContainerInterface instance
- * @param SluggerUtil $slugger The SluggerUtil instance
- * @param string $cache The cache path
- * @param string $path The public path
- * @param string $prefix The prefix
- */
- function __construct(ContainerInterface $container, SluggerUtil $slugger, string $cache = '../var/cache', string $path = './bundles/rapsyspack', string $prefix = 'captcha') {
- //Set cache
- $this->cache = $cache.'/'.$prefix;
-
- //Set container
- $this->container = $container;
-
- //Set path
- $this->path = $path.'/'.$prefix;
-
- //Set slugger
- $this->slugger = $slugger;
- }
-
- /**
- * Return map image
- *
- * @param Request $request The Request instance
- * @param string $hash The hash
- * @param int $updated The updated timestamp
- * @param float $latitude The latitude
- * @param float $longitude The longitude
- * @param int $zoom The zoom
- * @param int $width The width
- * @param int $height The height
- * @return Response The rendered image
- */
- public function map(Request $request, string $hash, int $updated, float $latitude, float $longitude, int $zoom, int $width, int $height): Response {
- //Without matching hash
- if ($hash !== $this->slugger->hash([$updated, $latitude, $longitude, $zoom, $width, $height])) {
- //Throw new exception
- throw new NotFoundHttpException(sprintf('Unable to match map hash: %s', $hash));
- }
-
- //Set map
- $map = $this->path.'/'.$zoom.'/'.$latitude.'/'.$longitude.'/'.$width.'x'.$height.'.jpeg';
-
- //Without multi up to date file
- if (!is_file($map) || !($mtime = stat($map)['mtime']) || $mtime < $updated) {
- //Without existing map path
- if (!is_dir($dir = dirname($map))) {
- //Create filesystem object
- $filesystem = new Filesystem();
-
- try {
- //Create path
- //XXX: set as 0775, symfony umask (0022) will reduce rights (0755)
- //XXX: on CoW filesystems execute a chattr +C before filling
- $filesystem->mkdir($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);
- }
- }
-
- //Create image instance
- $image = new \Imagick();
-
- //Add new image
- $image->newImage($width, $height, new \ImagickPixel('transparent'), 'jpeg');
-
- //Create tile instance
- $tile = new \Imagick();
-
- //Get tile xy
- $centerX = $this->map->longitudeToX($longitude, $zoom);
- $centerY = $this->map->latitudeToY($latitude, $zoom);
-
- //Calculate start xy
- $startX = floor(floor($centerX) - $width / MapUtil::tz);
- $startY = floor(floor($centerY) - $height / MapUtil::tz);
-
- //Calculate end xy
- $endX = ceil(ceil($centerX) + $width / MapUtil::tz);
- $endY = ceil(ceil($centerY) + $height / MapUtil::tz);
-
- for($x = $startX; $x <= $endX; $x++) {
- for($y = $startY; $y <= $endY; $y++) {
- //Set cache path
- $cache = $this->cache.'/'.$zoom.'/'.$x.'/'.$y.'.png';
-
- //Without cache image
- if (!is_file($cache)) {
- //Set tile url
- $tileUri = str_replace(['{Z}', '{X}', '{Y}'], [$zoom, $x, $y], $this->url);
-
- //Without cache path
- if (!is_dir($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, $e);
- }
- }
-
- //Store tile in cache
- file_put_contents($cache, file_get_contents($tileUri, false, $this->ctx));
- }
-
- //Set dest x
- $destX = intval(floor($width / 2 - MapUtil::tz * ($centerX - $x)));
-
- //Set dest y
- $destY = intval(floor($height / 2 - MapUtil::tz * ($centerY - $y)));
-
- //Read tile from cache
- $tile->readImage($cache);
-
- //Compose image
- $image->compositeImage($tile, \Imagick::COMPOSITE_OVER, $destX, $destY);
-
- //Clear tile
- $tile->clear();
- }
- }
-
- //Add imagick draw instance
- //XXX: see https://www.php.net/manual/fr/imagick.examples-1.php#example-3916
- $draw = new \ImagickDraw();
-
- //Set text antialias
- $draw->setTextAntialias(true);
-
- //Set stroke antialias
- $draw->setStrokeAntialias(true);
-
- //Set text alignment
- $draw->setTextAlignment(\Imagick::ALIGN_CENTER);
-
- //Set gravity
- $draw->setGravity(\Imagick::GRAVITY_CENTER);
-
- //Set fill color
- $draw->setFillColor('#cff');
-
- //Set stroke color
- $draw->setStrokeColor('#00c3f9');
-
- //Set stroke width
- $draw->setStrokeWidth(2);
-
- //Draw circle
- $draw->circle($width/2 - 5, $height/2 - 5, $width/2 + 5, $height/2 + 5);
-
- //Draw on image
- $image->drawImage($draw);
-
- //Strip image exif data and properties
- $image->stripImage();
-
- //Add latitude
- //XXX: not supported by imagick :'(
- $image->setImageProperty('exif:GPSLatitude', $this->map->latitudeToSexagesimal($latitude));
-
- //Add longitude
- //XXX: not supported by imagick :'(
- $image->setImageProperty('exif:GPSLongitude', $this->map->longitudeToSexagesimal($longitude));
-
- //Add description
- //XXX: not supported by imagick :'(
- #$image->setImageProperty('exif:Description', $caption);
-
- //Set progressive jpeg
- $image->setInterlaceScheme(\Imagick::INTERLACE_PLANE);
-
- //Set compression quality
- //TODO: ajust that
- $image->setImageCompressionQuality(70);
-
- //Save image
- if (!$image->writeImage($map)) {
- //Throw error
- throw new \Exception(sprintf('Unable to write image "%s"', $path));
- }
-
- //Set mtime
- $mtime = stat($map)['mtime'];
- }
-
- //Read map from cache
- $response = new BinaryFileResponse($map);
-
- //Set file name
- $response->setContentDisposition(HeaderUtils::DISPOSITION_INLINE, 'map-'.$latitude.','.$longitude.'-'.$zoom.'-'.$width.'x'.$height.'.jpeg');
-
- //Set etag
- $response->setEtag(md5(serialize([$updated, $latitude, $longitude, $zoom, $width, $height])));
-
- //Set last modified
- $response->setLastModified(\DateTime::createFromFormat('U', strval($mtime)));
-
- //Set as public
- $response->setPublic();
-
- //Return 304 response if not modified
- $response->isNotModified($request);
-
- //Return response
- return $response;
- }
-
- /**
- * Return multi map image
- *
- * @param Request $request The Request instance
- * @param string $hash The hash
- * @param int $updated The updated timestamp
- * @param float $latitude The latitude
- * @param float $longitude The longitude
- * @param string $coordinates The coordinates
- * @param int $zoom The zoom
- * @param int $width The width
- * @param int $height The height
- * @return Response The rendered image
- */
- public function multiMap(Request $request, string $hash, int $updated, float $latitude, float $longitude, string $coordinates, int $zoom, int $width, int $height): Response {
- //Without matching hash
- if ($hash !== $this->slugger->hash([$updated, $latitude, $longitude, $coordinate = $this->slugger->hash($coordinates), $zoom, $width, $height])) {
- //Throw new exception
- throw new NotFoundHttpException(sprintf('Unable to match multi map hash: %s', $hash));
- }
-
- //Set multi
- $map = $this->path.'/'.$zoom.'/'.$latitude.'/'.$longitude.'/'.$coordinate.'/'.$width.'x'.$height.'.jpeg';
-
- //Without multi up to date file
- if (!is_file($map) || !($mtime = stat($map)['mtime']) || $mtime < $updated) {
- //Without existing multi path
- if (!is_dir($dir = dirname($map))) {
- //Create filesystem object
- $filesystem = new Filesystem();
-
- try {
- //Create path
- //XXX: set as 0775, symfony umask (0022) will reduce rights (0755)
- //XXX: on CoW filesystems execute a chattr +C before filling
- $filesystem->mkdir($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);
- }
- }
-
- //Create image instance
- $image = new \Imagick();
-
- //Add new image
- $image->newImage($width, $height, new \ImagickPixel('transparent'), 'jpeg');
-
- //Create tile instance
- $tile = new \Imagick();
-
- //Get tile xy
- $centerX = $this->map->longitudeToX($longitude, $zoom);
- $centerY = $this->map->latitudeToY($latitude, $zoom);
-
- //Calculate start xy
- $startX = floor(floor($centerX) - $width / MapUtil::tz);
- $startY = floor(floor($centerY) - $height / MapUtil::tz);
-
- //Calculate end xy
- $endX = ceil(ceil($centerX) + $width / MapUtil::tz);
- $endY = ceil(ceil($centerY) + $height / MapUtil::tz);
-
- for($x = $startX; $x <= $endX; $x++) {
- for($y = $startY; $y <= $endY; $y++) {
- //Set cache path
- $cache = $this->cache.'/'.$zoom.'/'.$x.'/'.$y.'.png';
-
- //Without cache image
- if (!is_file($cache)) {
- //Set tile url
- $tileUri = str_replace(['{Z}', '{X}', '{Y}'], [$zoom, $x, $y], $this->url);
-
- //Without cache path
- if (!is_dir($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, $e);
- }
- }
-
- //Store tile in cache
- file_put_contents($cache, file_get_contents($tileUri, false, $this->ctx));
- }
-
- //Set dest x
- $destX = intval(floor($width / 2 - MapUtil::tz * ($centerX - $x)));
-
- //Set dest y
- $destY = intval(floor($height / 2 - MapUtil::tz * ($centerY - $y)));
-
- //Read tile from cache
- $tile->readImage($cache);
-
- //Compose image
- $image->compositeImage($tile, \Imagick::COMPOSITE_OVER, $destX, $destY);
-
- //Clear tile
- $tile->clear();
- }
- }
-
- //Add imagick draw instance
- //XXX: see https://www.php.net/manual/fr/imagick.examples-1.php#example-3916
- $draw = new \ImagickDraw();
-
- //Set text antialias
- $draw->setTextAntialias(true);
-
- //Set stroke antialias
- $draw->setStrokeAntialias(true);
-
- //Set text alignment
- $draw->setTextAlignment(\Imagick::ALIGN_CENTER);
-
- //Set gravity
- $draw->setGravity(\Imagick::GRAVITY_CENTER);
-
- //Convert to array
- $coordinates = array_reverse(array_map(function ($v) { $p = strpos($v, ','); return ['latitude' => floatval(substr($v, 0, $p)), 'longitude' => floatval(substr($v, $p + 1))]; }, explode('-', $coordinates)), true);
-
- //Iterate on locations
- foreach($coordinates as $id => $coordinate) {
- //Set dest x
- $destX = intval(floor($width / 2 - MapUtil::tz * ($centerX - $this->map->longitudeToX(floatval($coordinate['longitude']), $zoom))));
-
- //Set dest y
- $destY = intval(floor($height / 2 - MapUtil::tz * ($centerY - $this->map->latitudeToY(floatval($coordinate['latitude']), $zoom))));
-
- //Set fill color
- $draw->setFillColor($this->map->fill);
-
- //Set font size
- $draw->setFontSize($this->map->fontSize);
-
- //Set stroke color
- $draw->setStrokeColor($this->map->stroke);
-
- //Set circle radius
- $radius = $this->map->radius;
-
- //Set stroke width
- $stroke = $this->map->strokeWidth;
-
- //With matching position
- if ($coordinate['latitude'] === $latitude && $coordinate['longitude'] == $longitude) {
- //Set fill color
- $draw->setFillColor($this->map->highFill);
-
- //Set font size
- $draw->setFontSize($this->map->highFontSize);
-
- //Set stroke color
- $draw->setStrokeColor($this->map->highStroke);
-
- //Set circle radius
- $radius = $this->map->highRadius;
-
- //Set stroke width
- $stroke = $this->map->highStrokeWidth;
- }
-
- //Set stroke width
- $draw->setStrokeWidth($stroke);
-
- //Draw circle
- $draw->circle($destX - $radius, $destY - $radius, $destX + $radius, $destY + $radius);
-
- //Set fill color
- $draw->setFillColor($draw->getStrokeColor());
-
- //Set stroke width
- $draw->setStrokeWidth($stroke / 4);
-
- //Get font metrics
- $metrics = $image->queryFontMetrics($draw, strval($id));
-
- //Add annotation
- $draw->annotation($destX - $radius, $destY + $stroke, strval($id));
- }
-
- //Draw on image
- $image->drawImage($draw);
-
- //Strip image exif data and properties
- $image->stripImage();
-
- //Add latitude
- //XXX: not supported by imagick :'(
- $image->setImageProperty('exif:GPSLatitude', $this->map->latitudeToSexagesimal($latitude));
-
- //Add longitude
- //XXX: not supported by imagick :'(
- $image->setImageProperty('exif:GPSLongitude', $this->map->longitudeToSexagesimal($longitude));
-
- //Add description
- //XXX: not supported by imagick :'(
- #$image->setImageProperty('exif:Description', $caption);
-
- //Set progressive jpeg
- $image->setInterlaceScheme(\Imagick::INTERLACE_PLANE);
-
- //Set compression quality
- //TODO: ajust that
- $image->setImageCompressionQuality(70);
-
- //Save image
- if (!$image->writeImage($map)) {
- //Throw error
- throw new \Exception(sprintf('Unable to write image "%s"', $path));
- }
-
- //Set mtime
- $mtime = stat($map)['mtime'];
- }
-
- //Read map from cache
- $response = new BinaryFileResponse($map);
-
- //Set file name
- $response->setContentDisposition(HeaderUtils::DISPOSITION_INLINE, 'multimap-'.$latitude.','.$longitude.'-'.$zoom.'-'.$width.'x'.$height.'.jpeg');
-
- //Set etag
- $response->setEtag(md5(serialize([$updated, $latitude, $longitude, $zoom, $width, $height])));
-
- //Set last modified
- $response->setLastModified(\DateTime::createFromFormat('U', strval($mtime)));
-
- //Set as public
- $response->setPublic();
-
- //Return 304 response if not modified
- $response->isNotModified($request);
-
- //Return response
- return $response;
- }
-}
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