vendor/gregwar/image-bundle/Services/ImageHandling.php line 63

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  1. <?php
  3. namespace Gregwar\ImageBundle\Services;
  5. use Gregwar\ImageBundle\ImageHandler;
  6. use Symfony\Component\Config\FileLocatorInterface;
  7. use Symfony\Component\DependencyInjection\ContainerInterface;
  8. use Symfony\Component\Asset\Packages;
  9. use Symfony\Component\HttpKernel\KernelInterface;
  11. /**
  12. * Image manipulation service.
  13. *
  14. * @author Gregwar <g.passault@gmail.com>
  15. * @author Sullivan Senechal <soullivaneuh@gmail.com>
  16. */
  17. class ImageHandling
  18. {
  19. /**
  20. * @var string
  21. */
  22. private $cacheDirectory;
  24. /**
  25. * @var int
  26. */
  27. private $cacheDirMode;
  29. /**
  30. * @var ContainerInterface
  31. */
  32. private $container;
  34. /**
  35. * @var Packages
  36. */
  37. private $assetsPackages;
  39. /**
  40. * @var string
  41. */
  42. private $handlerClass;
  44. /**
  45. * @var FileLocatorInterface|KernelInterface
  46. */
  47. private $fileLocator;
  49. /**
  50. * @var bool
  51. */
  52. private $throwException;
  54. /**
  55. * @param string $cacheDirectory
  56. * @param int $cacheDirMode
  57. * @param string $handlerClass
  58. * @param ContainerInterface $container
  59. * @param KernelInterface|FileLocatorInterface $fileLocator
  60. * @param bool $throwException
  61. * @param string $fallbackImage
  62. */
  63. public function __construct($cacheDirectory, $cacheDirMode, $handlerClass, ContainerInterface $container, Packages $assetsPackages, $fileLocator, $throwException, $fallbackImage)
  64. {
  65. if (!$fileLocator instanceof FileLocatorInterface && $fileLocator instanceof KernelInterface) {
  66. throw new \InvalidArgumentException(
  67. 'Argument 5 passed to '.__METHOD__.' must be an instance of '.
  68. 'Symfony\Component\Config\FileLocatorInterface or Symfony\Component\HttpKernel\KernelInterface.'
  69. );
  70. }
  72. if ($fileLocator instanceof KernelInterface) {
  73. @trigger_error(
  74. 'Pass Symfony\Component\HttpKernel\KernelInterface to '.__CLASS__.
  75. ' is deprecated since version 2.1.0 and will be removed in 3.0.'.
  76. ' Use Symfony\Component\Config\FileLocatorInterface instead.',
  77. E_USER_DEPRECATED
  78. );
  79. }
  81. $this->cacheDirectory = $cacheDirectory;
  82. $this->cacheDirMode = intval($cacheDirMode);
  83. $this->handlerClass = $handlerClass;
  84. $this->container = $container;
  85. $this->assetsPackages = $assetsPackages;
  86. $this->fileLocator = $fileLocator;
  87. $this->throwException = $throwException;
  88. $this->fallbackImage = $fallbackImage;
  89. }
  91. /**
  92. * Get a manipulable image instance.
  93. *
  94. * @param string $file the image path
  95. *
  96. * @return ImageHandler a manipulable image instance
  97. */
  98. public function open($file)
  99. {
  100. if (strlen($file) >= 1 && $file[0] == '@') {
  101. try {
  102. if ($this->fileLocator instanceof FileLocatorInterface) {
  103. $file = $this->fileLocator->locate($file);
  104. } else {
  105. $this->fileLocator->locateResource($file);
  106. }
  107. } catch (\InvalidArgumentException $exception) {
  108. if ($this->throwException || false == $this->fallbackImage) {
  109. throw $exception;
  110. }
  112. $file = $this->fallbackImage;
  113. }
  114. }
  116. return $this->createInstance($file);
  117. }
  119. /**
  120. * Get a new image.
  121. *
  122. * @param string $w the width
  123. * @param string $h the height
  124. *
  125. * @return ImageHandler a manipulable image instance
  126. */
  127. public function create($w, $h)
  128. {
  129. return $this->createInstance(null, $w, $h);
  130. }
  132. /**
  133. * Creates an instance defining the cache directory.
  134. *
  135. * @param string $file
  136. * @param string|null $w
  137. * @param string|null $h
  138. *
  139. * @return ImageHandler
  140. */
  141. private function createInstance($file, $w = null, $h = null)
  142. {
  143. $container = $this->container;
  144. $webDir = $container->getParameter('gregwar_image.web_dir');
  146. $handlerClass = $this->handlerClass;
  147. /** @var ImageHandler $image */
  148. $image = new $handlerClass($file, $w, $h, $this->throwException, $this->fallbackImage);
  150. $image->setCacheDir($this->cacheDirectory);
  151. $image->setCacheDirMode($this->cacheDirMode);
  152. $image->setActualCacheDir($webDir.'/'.$this->cacheDirectory);
  154. if ($container->has('templating.helper.assets')) {
  155. $image->setFileCallback(function ($file) use ($container) {
  156. return $container->get('templating.helper.assets')->getUrl($file);
  157. });
  158. } else {
  159. $image->setFileCallback(function ($file) use ($container) {
  160. return $this->assetsPackages->getUrl($file);
  161. });
  162. }
  164. return $image;
  165. }
  166. }