Verzeichnisstruktur phpBB-3.2.0
- Veröffentlicht
- 06.01.2017
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Parser.php
001 <?php
002
003 /*
004 * @package s9e\TextFormatter
005 * @copyright Copyright (c) 2010-2016 The s9e Authors
006 * @license http://www.opensource.org/licenses/mit-license.php The MIT License
007 */
008 namespace s9e\TextFormatter\Plugins\FancyPants;
009 use s9e\TextFormatter\Plugins\ParserBase;
010 class Parser extends ParserBase
011 {
012 protected $hasDoubleQuote;
013 protected $hasSingleQuote;
014 protected $text;
015 public function parse($text, array $matches)
016 {
017 $this->text = $text;
018 $this->hasSingleQuote = (\strpos($text, "'") !== \false);
019 $this->hasDoubleQuote = (\strpos($text, '"') !== \false);
020 $this->parseSingleQuotes();
021 $this->parseSymbolsAfterDigits();
022 $this->parseSingleQuotePairs();
023 $this->parseDoubleQuotePairs();
024 $this->parseDashesAndEllipses();
025 $this->parseSymbolsInParentheses();
026 $this->parseNotEqualSign();
027 $this->parseGuillemets();
028 unset($this->text);
029 }
030 protected function addTag($tagPos, $tagLen, $chr, $prio = 0)
031 {
032 $tag = $this->parser->addSelfClosingTag($this->config['tagName'], $tagPos, $tagLen, $prio);
033 $tag->setAttribute($this->config['attrName'], $chr);
034 return $tag;
035 }
036 protected function parseDashesAndEllipses()
037 {
038 if (\strpos($this->text, '...') === \false && \strpos($this->text, '--') === \false)
039 return;
040 $chrs = array(
041 '--' => "\xE2\x80\x93",
042 '---' => "\xE2\x80\x94",
043 '...' => "\xE2\x80\xA6"
044 );
045 $regexp = '/---?|\\.\\.\\./S';
046 \preg_match_all($regexp, $this->text, $matches, \PREG_OFFSET_CAPTURE);
047 foreach ($matches[0] as $m)
048 $this->addTag($m[1], \strlen($m[0]), $chrs[$m[0]]);
049 }
050 protected function parseDoubleQuotePairs()
051 {
052 if ($this->hasDoubleQuote)
053 $this->parseQuotePairs(
054 '/(?<![0-9\\pL])"[^"\\n]+"(?![0-9\\pL])/uS',
055 "\xE2\x80\x9C",
056 "\xE2\x80\x9D"
057 );
058 }
059 protected function parseGuillemets()
060 {
061 if (\strpos($this->text, '<<') === \false)
062 return;
063 $regexp = '/<<( ?)(?! )[^\\n<>]*?[^\\n <>]\\1>>(?!>)/';
064 \preg_match_all($regexp, $this->text, $matches, \PREG_OFFSET_CAPTURE);
065 foreach ($matches[0] as $m)
066 {
067 $left = $this->addTag($m[1], 2, "\xC2\xAB");
068 $right = $this->addTag($m[1] + \strlen($m[0]) - 2, 2, "\xC2\xBB");
069 $left->cascadeInvalidationTo($right);
070 }
071 }
072 protected function parseNotEqualSign()
073 {
074 if (\strpos($this->text, '!=') === \false)
075 return;
076 $regexp = '/\\b !=(?= \\b)/';
077 \preg_match_all($regexp, $this->text, $matches, \PREG_OFFSET_CAPTURE);
078 foreach ($matches[0] as $m)
079 $this->addTag($m[1] + 1, 2, "\xE2\x89\xA0");
080 }
081 protected function parseQuotePairs($regexp, $leftQuote, $rightQuote)
082 {
083 \preg_match_all($regexp, $this->text, $matches, \PREG_OFFSET_CAPTURE);
084 foreach ($matches[0] as $m)
085 {
086 $left = $this->addTag($m[1], 1, $leftQuote);
087 $right = $this->addTag($m[1] + \strlen($m[0]) - 1, 1, $rightQuote);
088 $left->cascadeInvalidationTo($right);
089 }
090 }
091 protected function parseSingleQuotePairs()
092 {
093 if ($this->hasSingleQuote)
094 $this->parseQuotePairs(
095 "/(?<![0-9\\pL])'[^'\\n]+'(?![0-9\\pL])/uS",
096 "\xE2\x80\x98",
097 "\xE2\x80\x99"
098 );
099 }
100 protected function parseSingleQuotes()
101 {
102 if (!$this->hasSingleQuote)
103 return;
104 $regexp = "/(?<=\\pL)'|(?<!\\S)'(?=\\pL|[0-9]{2})/uS";
105 \preg_match_all($regexp, $this->text, $matches, \PREG_OFFSET_CAPTURE);
106 foreach ($matches[0] as $m)
107 $this->addTag($m[1], 1, "\xE2\x80\x99", 10);
108 }
109 protected function parseSymbolsAfterDigits()
110 {
111 if (!$this->hasSingleQuote && !$this->hasDoubleQuote && \strpos($this->text, 'x') === \false)
112 return;
113 $map = array(
114 "'s" => "\xE2\x80\x99",
115 "'" => "\xE2\x80\xB2",
116 "' " => "\xE2\x80\xB2",
117 "'x" => "\xE2\x80\xB2",
118 '"' => "\xE2\x80\xB3",
119 '" ' => "\xE2\x80\xB3",
120 '"x' => "\xE2\x80\xB3"
121 );
122 $regexp = "/[0-9](?>'s|[\"']? ?x(?= ?[0-9])|[\"'])/S";
123 \preg_match_all($regexp, $this->text, $matches, \PREG_OFFSET_CAPTURE);
124 foreach ($matches[0] as $m)
125 {
126 if (\substr($m[0], -1) === 'x')
127 $this->addTag($m[1] + \strlen($m[0]) - 1, 1, "\xC3\x97");
128 $str = \substr($m[0], 1, 2);
129 if (isset($map[$str]))
130 $this->addTag($m[1] + 1, 1, $map[$str]);
131 }
132 }
133 protected function parseSymbolsInParentheses()
134 {
135 if (\strpos($this->text, '(') === \false)
136 return;
137 $chrs = array(
138 '(c)' => "\xC2\xA9",
139 '(r)' => "\xC2\xAE",
140 '(tm)' => "\xE2\x84\xA2"
141 );
142 $regexp = '/\\((?>c|r|tm)\\)/i';
143 \preg_match_all($regexp, $this->text, $matches, \PREG_OFFSET_CAPTURE);
144 foreach ($matches[0] as $m)
145 $this->addTag($m[1], \strlen($m[0]), $chrs[\strtr($m[0], 'CMRT', 'cmrt')]);
146 }
147 }