| 1 |  |  | <?php | 
            
                                                                                                            
                            
            
                                    
            
            
                | 2 |  |  | /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 3 |  |  |  * Image Optimize plugin for Craft CMS 3.x | 
            
                                                                                                            
                            
            
                                    
            
            
                | 4 |  |  |  * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 5 |  |  |  * Automatically optimize images after they've been transformed | 
            
                                                                                                            
                            
            
                                    
            
            
                | 6 |  |  |  * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 7 |  |  |  * @link      https://nystudio107.com | 
                            
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                | 8 |  |  |  * @copyright Copyright (c) 2017 nystudio107 | 
                            
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                | 9 |  |  |  */ | 
                            
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                | 10 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 11 |  |  | namespace nystudio107\imageoptimize\variables; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 12 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 13 |  |  | use nystudio107\imageoptimize\ImageOptimize; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 14 |  |  | use nystudio107\imageoptimize\imagetransforms\ImageTransformInterface; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 15 |  |  | use nystudio107\imageoptimize\models\OptimizedImage; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 16 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 17 |  |  | use craft\elements\Asset; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 18 |  |  | use craft\helpers\Template; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 19 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 20 |  |  | /** | 
                            
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                | 21 |  |  |  * @author    nystudio107 | 
                            
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                | 22 |  |  |  * @package   ImageOptimize | 
                            
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                | 23 |  |  |  * @since     1.4.0 | 
                            
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                | 24 |  |  |  */ | 
                            
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                | 25 |  |  | class ImageOptimizeVariable extends ManifestVariable | 
            
                                                                                                            
                            
            
                                    
            
            
                | 26 |  |  | { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 27 |  |  |     // Public Methods | 
            
                                                                                                            
                            
            
                                    
            
            
                | 28 |  |  |     // ========================================================================= | 
            
                                                                                                            
                            
            
                                    
            
            
                | 29 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 30 |  |  |     /** | 
                            
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                | 31 |  |  |      * Return an SVG box as a placeholder image | 
            
                                                                                                            
                            
            
                                    
            
            
                | 32 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 33 |  |  |      * @param             $width | 
                            
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                | 34 |  |  |      * @param             $height | 
                            
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                | 35 |  |  |      * @param string|null $color | 
                            
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                | 36 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 37 |  |  |      * @return \Twig_Markup|null | 
            
                                                                                                            
                            
            
                                    
            
            
                | 38 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 39 |  |  |     public function placeholderBox($width, $height, $color = null) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 40 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 41 |  |  |         return Template::raw(ImageOptimize::$plugin->placeholder->generatePlaceholderBox($width, $height, $color)); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 42 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 43 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 44 |  |  |     /** | 
                            
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                | 45 |  |  |      * @param Asset $asset | 
                            
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                | 46 |  |  |      * @param array $variants | 
                            
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                | 47 |  |  |      * @param bool  $generatePlaceholders | 
                            
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                | 48 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 49 |  |  |      * @return OptimizedImage|null | 
            
                                                                                                            
                            
            
                                    
            
            
                | 50 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 51 |  |  |     public function createOptimizedImages( | 
            
                                                                                                            
                            
            
                                    
            
            
                | 52 |  |  |         Asset $asset, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 53 |  |  |         $variants = null, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 54 |  |  |         $generatePlaceholders = false | 
            
                                                                                                            
                            
            
                                    
            
            
                | 55 |  |  |     ) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 56 |  |  |         // Override our settings for lengthy operations, since we're doing this via Twig | 
            
                                                                                                            
                            
            
                                    
            
            
                | 57 |  |  |         ImageOptimize::$generatePlaceholders = $generatePlaceholders; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 58 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 59 |  |  |         return ImageOptimize::$plugin->optimizedImages->createOptimizedImages($asset, $variants); | 
                            
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                | 60 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 61 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 62 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 63 |  |  |      * Returns whether `.webp` is a format supported by the server | 
            
                                                                                                            
                            
            
                                    
            
            
                | 64 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 65 |  |  |      * @return bool | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 66 |  |  |      */ | 
            
                                                                        
                            
            
                                    
            
            
                | 67 |  |  |     public function serverSupportsWebP(): bool | 
            
                                                                        
                            
            
                                    
            
            
                | 68 |  |  |     { | 
            
                                                                        
                            
            
                                    
            
            
                | 69 |  |  |         $result = false; | 
            
                                                                        
                            
            
                                    
            
            
                | 70 |  |  |         $variantCreators = ImageOptimize::$plugin->optimize->getActiveVariantCreators(); | 
            
                                                                        
                            
            
                                    
            
            
                | 71 |  |  |         foreach ($variantCreators as $variantCreator) { | 
            
                                                                        
                            
            
                                    
            
            
                | 72 |  |  |             if ($variantCreator['creator'] === 'cwebp' && $variantCreator['installed']) { | 
            
                                                                        
                            
            
                                    
            
            
                | 73 |  |  |                 $result = true; | 
            
                                                                        
                            
            
                                    
            
            
                | 74 |  |  |             } | 
            
                                                                        
                            
            
                                    
            
            
                | 75 |  |  |         } | 
            
                                                                        
                            
            
                                    
            
            
                | 76 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 77 |  |  |         return $result; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 78 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 79 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 80 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 81 |  |  |      * Creates an Image Transform with a given config. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 82 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 83 |  |  |      * @param mixed $config The Image Transform’s class name, or its config, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 84 |  |  |      *                      with a `type` value and optionally a `settings` value | 
            
                                                                                                            
                            
            
                                    
            
            
                | 85 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 86 |  |  |      * @return null|ImageTransformInterface The Image Transform | 
            
                                                                                                            
                            
            
                                    
            
            
                | 87 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 88 |  |  |     public function createImageTransformType($config): ImageTransformInterface | 
            
                                                                                                            
                            
            
                                    
            
            
                | 89 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 90 |  |  |         return ImageOptimize::$plugin->optimize->createImageTransformType($config); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 91 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 92 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 93 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 94 |  |  |      * Return whether we are running Craft 3.1 or later | 
            
                                                                                                            
                            
            
                                    
            
            
                | 95 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 96 |  |  |      * @return bool | 
            
                                                                                                            
                            
            
                                    
            
            
                | 97 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 98 |  |  |     public function craft31(): bool | 
            
                                                                                                            
                            
            
                                    
            
            
                | 99 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 100 |  |  |         return ImageOptimize::$craft31; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 101 |  |  |     } | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 102 |  |  | } | 
            
                                                        
            
                                    
            
            
                | 103 |  |  |  |