container->get('image.factory');
// Create a working copy of the file.
$files = $this->drupalGetTestFiles('image');
$file = reset($files);
$original_uri = file_unmanaged_copy($file->uri, 'public://', FILE_EXISTS_RENAME);
// Create a style.
/** @var $style \Drupal\image\ImageStyleInterface */
$style = entity_create('image_style', array('name' => 'test', 'label' => 'Test'));
$style->save();
$generated_uri = 'public://styles/test/public/'. \Drupal::service('file_system')->basename($original_uri);
$url = $style->buildUrl($original_uri);
$variables = array(
'#theme' => 'image_style',
'#style_name' => 'test',
'#uri' => $original_uri,
'#width' => 40,
'#height' => 20,
);
// Verify that the original image matches the hard-coded values.
$image_file = $image_factory->get($original_uri);
$this->assertEqual($image_file->getWidth(), $variables['#width']);
$this->assertEqual($image_file->getHeight(), $variables['#height']);
// Scale an image that is wider than it is high.
$effect = array(
'id' => 'image_scale',
'data' => array(
'width' => 120,
'height' => 90,
'upscale' => TRUE,
),
'weight' => 0,
);
$style->addImageEffect($effect);
$style->save();
$this->assertEqual($this->getImageTag($variables), '
');
$this->assertFalse(file_exists($generated_uri), 'Generated file does not exist.');
$this->drupalGet($url);
$this->assertResponse(200, 'Image was generated at the URL.');
$this->assertTrue(file_exists($generated_uri), 'Generated file does exist after we accessed it.');
$image_file = $image_factory->get($generated_uri);
$this->assertEqual($image_file->getWidth(), 120);
$this->assertEqual($image_file->getHeight(), 60);
// Rotate 90 degrees anticlockwise.
$effect = array(
'id' => 'image_rotate',
'data' => array(
'degrees' => -90,
'random' => FALSE,
),
'weight' => 1,
);
$style->addImageEffect($effect);
$style->save();
$this->assertEqual($this->getImageTag($variables), '');
$this->assertFalse(file_exists($generated_uri), 'Generated file does not exist.');
$this->drupalGet($url);
$this->assertResponse(200, 'Image was generated at the URL.');
$this->assertTrue(file_exists($generated_uri), 'Generated file does exist after we accessed it.');
$image_file = $image_factory->get($generated_uri);
$this->assertEqual($image_file->getWidth(), 60);
$this->assertEqual($image_file->getHeight(), 120);
// Scale an image that is higher than it is wide (rotated by previous effect).
$effect = array(
'id' => 'image_scale',
'data' => array(
'width' => 120,
'height' => 90,
'upscale' => TRUE,
),
'weight' => 2,
);
$style->addImageEffect($effect);
$style->save();
$this->assertEqual($this->getImageTag($variables), '');
$this->assertFalse(file_exists($generated_uri), 'Generated file does not exist.');
$this->drupalGet($url);
$this->assertResponse(200, 'Image was generated at the URL.');
$this->assertTrue(file_exists($generated_uri), 'Generated file does exist after we accessed it.');
$image_file = $image_factory->get($generated_uri);
$this->assertEqual($image_file->getWidth(), 45);
$this->assertEqual($image_file->getHeight(), 90);
// Test upscale disabled.
$effect = array(
'id' => 'image_scale',
'data' => array(
'width' => 400,
'height' => 200,
'upscale' => FALSE,
),
'weight' => 3,
);
$style->addImageEffect($effect);
$style->save();
$this->assertEqual($this->getImageTag($variables), '');
$this->assertFalse(file_exists($generated_uri), 'Generated file does not exist.');
$this->drupalGet($url);
$this->assertResponse(200, 'Image was generated at the URL.');
$this->assertTrue(file_exists($generated_uri), 'Generated file does exist after we accessed it.');
$image_file = $image_factory->get($generated_uri);
$this->assertEqual($image_file->getWidth(), 45);
$this->assertEqual($image_file->getHeight(), 90);
// Add a desaturate effect.
$effect = array(
'id' => 'image_desaturate',
'data' => array(),
'weight' => 4,
);
$style->addImageEffect($effect);
$style->save();
$this->assertEqual($this->getImageTag($variables), '');
$this->assertFalse(file_exists($generated_uri), 'Generated file does not exist.');
$this->drupalGet($url);
$this->assertResponse(200, 'Image was generated at the URL.');
$this->assertTrue(file_exists($generated_uri), 'Generated file does exist after we accessed it.');
$image_file = $image_factory->get($generated_uri);
$this->assertEqual($image_file->getWidth(), 45);
$this->assertEqual($image_file->getHeight(), 90);
// Add a random rotate effect.
$effect = array(
'id' => 'image_rotate',
'data' => array(
'degrees' => 180,
'random' => TRUE,
),
'weight' => 5,
);
$style->addImageEffect($effect);
$style->save();
$this->assertEqual($this->getImageTag($variables), '');
$this->assertFalse(file_exists($generated_uri), 'Generated file does not exist.');
$this->drupalGet($url);
$this->assertResponse(200, 'Image was generated at the URL.');
$this->assertTrue(file_exists($generated_uri), 'Generated file does exist after we accessed it.');
// Add a crop effect.
$effect = array(
'id' => 'image_crop',
'data' => array(
'width' => 30,
'height' => 30,
'anchor' => 'center-center',
),
'weight' => 6,
);
$style->addImageEffect($effect);
$style->save();
$this->assertEqual($this->getImageTag($variables), '');
$this->assertFalse(file_exists($generated_uri), 'Generated file does not exist.');
$this->drupalGet($url);
$this->assertResponse(200, 'Image was generated at the URL.');
$this->assertTrue(file_exists($generated_uri), 'Generated file does exist after we accessed it.');
$image_file = $image_factory->get($generated_uri);
$this->assertEqual($image_file->getWidth(), 30);
$this->assertEqual($image_file->getHeight(), 30);
// Rotate to a non-multiple of 90 degrees.
$effect = array(
'id' => 'image_rotate',
'data' => array(
'degrees' => 57,
'random' => FALSE,
),
'weight' => 7,
);
$effect_id = $style->addImageEffect($effect);
$style->save();
$this->assertEqual($this->getImageTag($variables), '');
$this->assertFalse(file_exists($generated_uri), 'Generated file does not exist.');
$this->drupalGet($url);
$this->assertResponse(200, 'Image was generated at the URL.');
$this->assertTrue(file_exists($generated_uri), 'Generated file does exist after we accessed it.');
$effect_plugin = $style->getEffect($effect_id);
$style->deleteImageEffect($effect_plugin);
// Ensure that an effect can unset dimensions.
$effect = array(
'id' => 'image_module_test_null',
'data' => array(),
'weight' => 8,
);
$style->addImageEffect($effect);
$style->save();
$this->assertEqual($this->getImageTag($variables), '');
// Test URI dependent image effect.
$style = ImageStyle::create(['name' => 'test_uri', 'label' => 'Test URI']);
$effect = [
'id' => 'image_module_test_uri_dependent',
'data' => [],
'weight' => 0,
];
$style->addImageEffect($effect);
$style->save();
$variables = [
'#theme' => 'image_style',
'#style_name' => 'test_uri',
'#uri' => $original_uri,
'#width' => 40,
'#height' => 20,
];
// PNG original image. Should be resized to 100x100.
$generated_uri = 'public://styles/test_uri/public/'. \Drupal::service('file_system')->basename($original_uri);
$url = $style->buildUrl($original_uri);
$this->assertEqual($this->getImageTag($variables), '');
$this->assertFalse(file_exists($generated_uri), 'Generated file does not exist.');
$this->drupalGet($url);
$this->assertResponse(200, 'Image was generated at the URL.');
$this->assertTrue(file_exists($generated_uri), 'Generated file does exist after we accessed it.');
$image_file = $image_factory->get($generated_uri);
$this->assertEqual($image_file->getWidth(), 100);
$this->assertEqual($image_file->getHeight(), 100);
// GIF original image. Should be resized to 50x50.
$file = $files[1];
$original_uri = file_unmanaged_copy($file->uri, 'public://', FILE_EXISTS_RENAME);
$generated_uri = 'public://styles/test_uri/public/'. \Drupal::service('file_system')->basename($original_uri);
$url = $style->buildUrl($original_uri);
$variables['#uri'] = $original_uri;
$this->assertEqual($this->getImageTag($variables), '');
$this->assertFalse(file_exists($generated_uri), 'Generated file does not exist.');
$this->drupalGet($url);
$this->assertResponse(200, 'Image was generated at the URL.');
$this->assertTrue(file_exists($generated_uri), 'Generated file does exist after we accessed it.');
$image_file = $image_factory->get($generated_uri);
$this->assertEqual($image_file->getWidth(), 50);
$this->assertEqual($image_file->getHeight(), 50);
}
/**
* Render an image style element.
*
* drupal_render() alters the passed $variables array by adding a new key
* '#printed' => TRUE. This prevents next call to re-render the element. We
* wrap drupal_render() in a helper protected method and pass each time a
* fresh array so that $variables won't get altered and the element is
* re-rendered each time.
*/
protected function getImageTag($variables) {
return str_replace("\n", NULL, \Drupal::service('renderer')->renderRoot($variables));
}
}