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<?php |
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namespace Spatie\Glide; |
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use League\Glide\ServerFactory; |
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use Spatie\Glide\Exceptions\SourceFileDoesNotExist; |
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use League\Flysystem\Filesystem; |
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use League\Flysystem\Adapter\Local; |
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class GlideImage |
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{ |
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/** |
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* @var string The path to the input image. |
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*/ |
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protected $sourceFile; |
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/** |
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* @var array The modification the need to be made on the image. |
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* Take a look at Glide's image API to see which parameters are possible. |
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* http://glide.thephpleague.com/1.0/api/quick-reference/ |
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*/ |
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protected $modificationParameters = []; |
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public static function create(string $sourceFile) : GlideImage |
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{ |
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return (new static())->setSourceFile($sourceFile); |
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} |
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public function setSourceFile(string $sourceFile) : GlideImage |
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{ |
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if (!file_exists($sourceFile)) { |
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throw new SourceFileDoesNotExist(); |
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} |
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$this->sourceFile = $sourceFile; |
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return $this; |
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} |
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public function modify(array $modificationParameters) : GlideImage |
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{ |
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$this->modificationParameters = $modificationParameters; |
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return $this; |
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} |
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public function save(string $outputFile) : string |
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{ |
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$sourceFileName = pathinfo($this->sourceFile, PATHINFO_BASENAME); |
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$cacheDir = sys_get_temp_dir(); |
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if (array_has($this->modificationParameters, 'mark')) { |
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list($watermarksFolder, $modificationParameters) = $this->getWatermarkParameters(); |
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} |
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$glideServer = ServerFactory::create([ |
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'source' => dirname($this->sourceFile), |
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'cache' => $cacheDir, |
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'driver' => config('laravel-glide.driver'), |
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'watermarks' => !empty($watermarksFolder) ? new Filesystem(new Local($watermarksFolder)) : null, |
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]); |
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$conversionResult = $cacheDir.'/'.$glideServer->makeImage($sourceFileName, $modificationParameters ?? $this->modificationParameters); |
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rename($conversionResult, $outputFile); |
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return $outputFile; |
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} |
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protected function getWatermarkParameters() : array |
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{ |
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$pathParts = pathinfo($this->modificationParameters['mark']); |
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$modificationParameters = collect($this->modificationParameters)->map(function ($item, $key) use ($pathParts) { |
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if ($key === 'mark') { |
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$item = $pathParts['basename']; |
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} |
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return $item; |
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})->toArray(); |
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return [$pathParts['dirname'], $modificationParameters]; |
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} |
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} |
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spatie /
laravel-glide
If you define a variable conditionally, it can happen that it is not defined for all execution paths.
Let’s take a look at an example:
In the above example, the variable $x is defined if you pass “foo” or “bar” as argument for $a. However, since the switch statement has no default case statement, if you pass any other value, the variable $x would be undefined.
Available Fixes
Check for existence of the variable explicitly:
Define a default value for the variable:
Add a value for the missing path: