59 lines
		
	
	
		
			1.0 KiB
		
	
	
	
		
			PHP
		
	
	
	
			
		
		
	
	
			59 lines
		
	
	
		
			1.0 KiB
		
	
	
	
		
			PHP
		
	
	
	
<?php
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namespace App\Rules;
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use Illuminate\Contracts\Validation\Rule;
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class JsonBase64Rule implements Rule
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{
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    /**
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     * Create a new rule instance.
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     *
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     * @return void
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     */
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    public function __construct()
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    {
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    }
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    /**
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     * Determine if the validation rule passes.
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     *
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     * @param string $attribute
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     * @param mixed  $value
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     *
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     * @return bool
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     */
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    public function passes($attribute, $value)
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    {
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        if (!is_string($value)) {
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            return false;
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        }
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        if (false === base64_decode($value, true)) {
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            return false;
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        }
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        $decoded = rawurldecode(base64_decode($value, true));
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        if (base64_encode(rawurlencode($decoded)) !== $value) {
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            return false;
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        }
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        if (!is_array(json_decode($decoded, true))) {
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            return false;
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        }
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        return true;
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    }
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    /**
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     * Get the validation error message.
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     *
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     * @return string
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     */
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    public function message()
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    {
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        return 'The validation error message.';
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    }
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}
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