| 1: | <?php |
| 2: | |
| 3: | /* |
| 4: | * The MIT License (MIT) |
| 5: | * |
| 6: | * Copyright (c) 2013 Jonathan Vollebregt (jnvsor@gmail.com), Rokas Šleinius (raveren@gmail.com) |
| 7: | * |
| 8: | * Permission is hereby granted, free of charge, to any person obtaining a copy of |
| 9: | * this software and associated documentation files (the "Software"), to deal in |
| 10: | * the Software without restriction, including without limitation the rights to |
| 11: | * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of |
| 12: | * the Software, and to permit persons to whom the Software is furnished to do so, |
| 13: | * subject to the following conditions: |
| 14: | * |
| 15: | * The above copyright notice and this permission notice shall be included in all |
| 16: | * copies or substantial portions of the Software. |
| 17: | * |
| 18: | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| 19: | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS |
| 20: | * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR |
| 21: | * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER |
| 22: | * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN |
| 23: | * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
| 24: | */ |
| 25: | |
| 26: | namespace Kint\Parser; |
| 27: | |
| 28: | use Kint\Object\BasicObject; |
| 29: | use Kint\Object\Representation\Representation; |
| 30: | |
| 31: | class Base64Plugin extends Plugin |
| 32: | { |
| 33: | /** |
| 34: | * The minimum length before a string will be considered for base64 decoding. |
| 35: | * |
| 36: | * @var int |
| 37: | */ |
| 38: | public static $min_length_hard = 16; |
| 39: | |
| 40: | /** |
| 41: | * The minimum length before the base64 decoding will take precedence. |
| 42: | * |
| 43: | * @var int |
| 44: | */ |
| 45: | public static $min_length_soft = 50; |
| 46: | |
| 47: | public function getTypes() |
| 48: | { |
| 49: | return array('string'); |
| 50: | } |
| 51: | |
| 52: | public function getTriggers() |
| 53: | { |
| 54: | return Parser::TRIGGER_SUCCESS; |
| 55: | } |
| 56: | |
| 57: | public function parse(&$var, BasicObject &$o, $trigger) |
| 58: | { |
| 59: | if (\strlen($var) < self::$min_length_hard || \strlen($var) % 4) { |
| 60: | return; |
| 61: | } |
| 62: | |
| 63: | if (\preg_match('/^[A-Fa-f0-9]+$/', $var)) { |
| 64: | return; |
| 65: | } |
| 66: | |
| 67: | if (!\preg_match('/^[A-Za-z0-9+\\/=]+$/', $var)) { |
| 68: | return; |
| 69: | } |
| 70: | |
| 71: | /** @var false|string */ |
| 72: | $data = \base64_decode($var, true); |
| 73: | |
| 74: | if (false === $data) { |
| 75: | return; |
| 76: | } |
| 77: | |
| 78: | $base_obj = new BasicObject(); |
| 79: | $base_obj->depth = $o->depth + 1; |
| 80: | $base_obj->name = 'base64_decode('.$o->name.')'; |
| 81: | |
| 82: | if ($o->access_path) { |
| 83: | $base_obj->access_path = 'base64_decode('.$o->access_path.')'; |
| 84: | } |
| 85: | |
| 86: | $r = new Representation('Base64'); |
| 87: | $r->contents = $this->parser->parse($data, $base_obj); |
| 88: | |
| 89: | if (\strlen($var) > self::$min_length_soft) { |
| 90: | $o->addRepresentation($r, 0); |
| 91: | } else { |
| 92: | $o->addRepresentation($r); |
| 93: | } |
| 94: | } |
| 95: | } |
| 96: |