1 | <?php |
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2 | |||||
3 | /** |
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4 | * @file |
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5 | * This file is part of the PdfParser library. |
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6 | * |
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7 | * @author Sébastien MALOT <[email protected]> |
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8 | * @date 2017-01-03 |
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9 | * |
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10 | * @license LGPLv3 |
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11 | * @url <https://github.com/smalot/pdfparser> |
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12 | * |
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13 | * PdfParser is a pdf library written in PHP, extraction oriented. |
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14 | * Copyright (C) 2017 - Sébastien MALOT <[email protected]> |
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15 | * |
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16 | * This program is free software: you can redistribute it and/or modify |
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17 | * it under the terms of the GNU Lesser General Public License as published by |
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18 | * the Free Software Foundation, either version 3 of the License, or |
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19 | * (at your option) any later version. |
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20 | * |
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21 | * This program is distributed in the hope that it will be useful, |
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22 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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23 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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24 | * GNU Lesser General Public License for more details. |
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25 | * |
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26 | * You should have received a copy of the GNU Lesser General Public License |
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27 | * along with this program. |
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28 | * If not, see <http://www.pdfparser.org/sites/default/LICENSE.txt>. |
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29 | */ |
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30 | |||||
31 | namespace Smalot\PdfParser\Element; |
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32 | |||||
33 | use Smalot\PdfParser\Document; |
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34 | |||||
35 | /** |
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36 | * Class ElementHexa |
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37 | */ |
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38 | class ElementHexa extends ElementString |
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39 | { |
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40 | /** |
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41 | * @param string $content |
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42 | * @param Document $document |
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43 | * @param int $offset |
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44 | * |
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45 | * @return bool|ElementHexa|ElementDate |
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46 | */ |
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47 | 9 | public static function parse($content, Document $document = null, &$offset = 0) |
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48 | { |
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49 | 9 | if (preg_match('/^\s*\<(?P<name>[A-F0-9]+)\>/is', $content, $match)) { |
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50 | 2 | $name = $match['name']; |
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51 | 2 | $offset += strpos($content, '<'.$name) + \strlen($name) + 2; // 1 for '>' |
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52 | // repackage string as standard |
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53 | 2 | $name = '('.self::decode($name, $document).')'; |
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54 | 2 | $element = false; |
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0 ignored issues
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55 | |||||
56 | 2 | if (!($element = ElementDate::parse($name, $document))) { |
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57 | 2 | $element = ElementString::parse($name, $document); |
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58 | } |
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59 | |||||
60 | 2 | return $element; |
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61 | } |
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62 | |||||
63 | 9 | return false; |
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64 | } |
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65 | |||||
66 | /** |
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67 | * @param string $value |
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68 | * @param Document $document |
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69 | */ |
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70 | 9 | public static function decode($value, Document $document = null) |
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0 ignored issues
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The parameter
$document is not used and could be removed.
(
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If this is a false-positive, you can also ignore this issue in your code via the
This check looks for parameters that have been defined for a function or method, but which are not used in the method body.
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71 | { |
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72 | 9 | $text = ''; |
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73 | 9 | $length = \strlen($value); |
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74 | |||||
75 | 9 | if ('00' === substr($value, 0, 2)) { |
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76 | 4 | for ($i = 0; $i < $length; $i += 4) { |
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77 | 4 | $hex = substr($value, $i, 4); |
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78 | 4 | $text .= '&#'.str_pad(hexdec($hex), 4, '0', STR_PAD_LEFT).';'; |
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79 | } |
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80 | } else { |
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81 | 8 | for ($i = 0; $i < $length; $i += 2) { |
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82 | 8 | $hex = substr($value, $i, 2); |
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83 | 8 | $text .= \chr(hexdec($hex)); |
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0 ignored issues
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It seems like
hexdec($hex) can also be of type double ; however, parameter $ascii of chr() does only seem to accept integer , maybe add an additional type check?
(
Ignorable by Annotation
)
If this is a false-positive, you can also ignore this issue in your code via the
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84 | } |
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85 | } |
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86 | |||||
87 | 9 | $text = html_entity_decode($text, ENT_NOQUOTES, 'UTF-8'); |
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88 | |||||
89 | 9 | return $text; |
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90 | } |
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91 | } |
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92 |