| Total Complexity | 55 |
| Total Lines | 235 |
| Duplicated Lines | 19.15 % |
| Changes | 0 | ||
Duplicate code is one of the most pungent code smells. A rule that is often used is to re-structure code once it is duplicated in three or more places.
Common duplication problems, and corresponding solutions are:
Complex classes like Image often do a lot of different things. To break such a class down, we need to identify a cohesive component within that class. A common approach to find such a component is to look for fields/methods that share the same prefixes, or suffixes.
Once you have determined the fields that belong together, you can apply the Extract Class refactoring. If the component makes sense as a sub-class, Extract Subclass is also a candidate, and is often faster.
While breaking up the class, it is a good idea to analyze how other classes use Image, and based on these observations, apply Extract Interface, too.
| 1 | <?php namespace GeneaLabs\LaravelImagery; |
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| 8 | class Image extends Model |
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| 9 | { |
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| 10 | //TODO: this class needs serious refactoring!!! |
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| 11 | public function __construct( |
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| 12 | string $source, |
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| 13 | string $width = null, |
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| 14 | string $height = null, |
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| 15 | Collection $htmlAttributes = null, |
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| 16 | Collection $options = null |
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| 17 | ) { |
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| 18 | parent::__construct(); |
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| 19 | |||
| 20 | $this->createCacheFolderIfMissing(); |
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| 21 | |||
| 22 | $this->originalHeight = $height; |
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| 23 | $this->originalWidth = $width; |
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| 24 | $this->htmlAttributes = $htmlAttributes; |
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| 25 | $this->heightIsPercentage = str_contains($height, '%'); |
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| 26 | $this->widthIsPercentage = str_contains($width, '%'); |
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| 27 | $this->source = $source; |
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| 28 | $this->image = (new ImageManager)->make($source); |
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| 29 | $this->height = intval($height); |
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| 30 | $this->width = intval($width); |
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| 31 | $this->originalPath = public_path(config('genealabs-laravel-imagery.storage-folder') . basename($source)); |
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| 32 | $this->alwaysPreserveAspectRatio = $options->get('alwaysPreserveAspectRatio', true); |
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| 33 | $this->doNotCreateDerivativeImages = $options->get('doNotCreateDerivativeImages', false); |
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| 34 | $this->overrideScreenConstraint = $options->get('overrideScreenConstraint', false); |
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| 35 | $this->screenConstraintMethod = $options->get('screenConstraintMethod', 'contain'); |
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| 36 | |||
| 37 | if ($this->sourceIsUrl($source)) { |
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| 38 | $this->image->save($this->originalPath); |
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| 39 | } |
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| 40 | |||
| 41 | $this->resizeImage($this->width, $this->height, $this->alwaysPreserveAspectRatio); |
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| 42 | |||
| 43 | if (! $this->doNotCreateDerivativeImages) { |
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| 44 | $job = (new RenderDerivativeImages($this->source))->onQueue('imagery'); |
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| 45 | dispatch($job); |
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| 46 | } |
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| 47 | } |
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| 48 | |||
| 49 | protected function resizeImage(int $width, int $height, bool $alwaysPreserveAspect = false) |
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| 82 | } |
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| 83 | |||
| 84 | //TODO: refactor to have a single return type, instead of null or int |
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| 85 | View Code Duplication | protected function determineMaxHeight($height, $screenHeight, $screenWidth) |
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| 107 | } |
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| 108 | |||
| 109 | //TODO: refactor to have a single return type, instead of null or int |
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| 110 | View Code Duplication | protected function determineMaxWidth($width, $screenHeight, $screenWidth) |
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| 111 | { |
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| 112 | if (! $screenHeight || ! $screenWidth) { |
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| 113 | return $width; |
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| 114 | } |
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| 115 | |||
| 116 | $maxWidth = $width ?: $this->image->width(); |
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| 117 | |||
| 118 | if (! $this->overrideScreenConstraint) { |
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| 119 | $maxWidth = $screenWidth < $maxWidth ? $screenWidth : $maxWidth; |
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| 120 | |||
| 121 | if ($this->screenConstraintMethod === 'cover') { |
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| 122 | $imageToScreenHeight = $screenHeight / $this->image->height(); |
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| 123 | $imageToScreenWidth = $screenWidth / $this->image->width(); |
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| 124 | if ($imageToScreenHeight > $imageToScreenWidth) { |
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| 125 | $maxWidth = null; |
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| 126 | } |
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| 127 | } |
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| 128 | } |
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| 129 | |||
| 130 | return $maxWidth; |
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| 131 | } |
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| 132 | |||
| 133 | protected function determineHeight($height, $screenHeight) : int |
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| 134 | { |
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| 135 | if ($screenHeight && $height && $this->heightIsPercentage) { |
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| 136 | return $screenHeight * ($height / 100); |
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| 137 | } |
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| 138 | |||
| 139 | return $height; |
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| 140 | } |
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| 141 | |||
| 142 | protected function determineWidth($width, $screenWidth) : int |
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| 143 | { |
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| 144 | if ($screenWidth && $width && $this->widthIsPercentage) { |
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| 145 | return $screenWidth * ($width / 100); |
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| 146 | } |
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| 147 | |||
| 148 | return $width; |
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| 149 | } |
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| 150 | |||
| 151 | protected function sourceIsUrl() : bool |
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| 152 | { |
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| 153 | return collect(parse_url($this->source))->has('scheme'); |
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| 154 | } |
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| 155 | |||
| 156 | protected function storeImage() |
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| 157 | { |
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| 158 | $this->image |
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| 159 | ->save(public_path(config('genealabs-laravel-imagery.storage-folder') . $this->fileName)); |
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| 160 | } |
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| 161 | |||
| 162 | public function getFileNameAttribute() : string |
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| 163 | { |
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| 164 | $pathParts = pathinfo($this->source); |
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| 165 | $fileName = $pathParts['filename']; |
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| 166 | $extension = $pathParts['extension'] ?? ''; |
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| 167 | $extension = $extension ? ".{$extension}" : ''; |
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| 168 | |||
| 169 | if ($this->width || $this->height) { |
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| 170 | $fileName .= "_{$this->width}x{$this->height}"; |
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| 171 | } |
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| 172 | |||
| 173 | return "{$fileName}{$extension}"; |
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| 174 | } |
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| 175 | |||
| 176 | public function getImgAttribute() : string |
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| 177 | { |
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| 178 | $scriptUrl = mix('js/cookie.js', 'genealabs-laravel-imagery'); |
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| 179 | $attributes = ''; |
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| 180 | |||
| 181 | $attributes = $this->htmlAttributes->map(function ($value, $attribute) use (&$attributes) { |
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| 182 | return " {$attribute}=\"{$value}\""; |
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| 183 | })->implode(''); |
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| 184 | |||
| 185 | return "<img src=\"{$this->url}\" |
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| 186 | width=\"{$this->originalWidth}\" |
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| 187 | height=\"{$this->originalHeight}\"{{ $attributes }} |
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| 188 | ><script src=\"{$scriptUrl}\"></script>"; |
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| 189 | } |
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| 190 | |||
| 191 | public function getOriginalUrlAttribute() : string |
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| 192 | { |
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| 193 | return asset(config('genealabs-laravel-imagery.storage-folder') . $this->fileName); |
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| 194 | } |
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| 195 | |||
| 196 | public function getPathAttribute() : string |
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| 197 | { |
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| 198 | return public_path(config('genealabs-laravel-imagery.storage-folder') . $this->fileName); |
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| 199 | } |
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| 200 | |||
| 201 | public function getPictureAttribute() : string |
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| 227 | "; |
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| 228 | } |
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| 229 | |||
| 230 | public function getUrlAttribute() : string |
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| 233 | } |
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| 234 | |||
| 235 | protected function createCacheFolderIfMissing() |
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| 243 | ); |
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| 244 | } |
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| 245 | } |
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| 246 | } |
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| 247 |