43 lines
		
	
	
		
			1000 B
		
	
	
	
		
			PHP
		
	
	
	
			
		
		
	
	
			43 lines
		
	
	
		
			1000 B
		
	
	
	
		
			PHP
		
	
	
	
<?php
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namespace BookStack\Http\Middleware;
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use Closure;
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use Symfony\Component\HttpFoundation\Response;
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class PreventResponseCaching
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{
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    /**
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     * Paths to ignore when preventing response caching.
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     */
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    protected array $ignoredPathPrefixes = [
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        'theme/',
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    ];
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    /**
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     * Handle an incoming request.
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     *
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     * @param \Illuminate\Http\Request $request
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     * @param \Closure                 $next
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     *
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     * @return mixed
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     */
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    public function handle($request, Closure $next)
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    {
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        /** @var Response $response */
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        $response = $next($request);
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        $path = $request->path();
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        foreach ($this->ignoredPathPrefixes as $ignoredPath) {
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            if (str_starts_with($path, $ignoredPath)) {
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                return $response;
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            }
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        }
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        $response->headers->set('Cache-Control', 'no-cache, no-store, private');
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        $response->headers->set('Expires', 'Sun, 12 Jul 2015 19:01:00 GMT');
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        return $response;
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    }
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}
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