45 lines
		
	
	
		
			1.1 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
			
		
		
	
	
			45 lines
		
	
	
		
			1.1 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
<?php
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namespace dokuwiki\Parsing\ParserMode;
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class Externallink extends AbstractMode
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{
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    protected $schemes = array();
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    protected $patterns = array();
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    /** @inheritdoc */
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    public function preConnect()
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    {
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        if (count($this->patterns)) return;
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        $ltrs = '\w';
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        $gunk = '/\#~:.?+=&%@!\-\[\]';
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        $punc = '.:?\-;,';
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        $host = $ltrs.$punc;
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        $any  = $ltrs.$gunk.$punc;
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        $this->schemes = getSchemes();
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        foreach ($this->schemes as $scheme) {
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            $this->patterns[] = '\b(?i)'.$scheme.'(?-i)://['.$any.']+?(?=['.$punc.']*[^'.$any.'])';
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        }
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        $this->patterns[] = '(?<=\s)(?i)www?(?-i)\.['.$host.']+?\.['.$host.']+?['.$any.']+?(?=['.$punc.']*[^'.$any.'])';
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        $this->patterns[] = '(?<=\s)(?i)ftp?(?-i)\.['.$host.']+?\.['.$host.']+?['.$any.']+?(?=['.$punc.']*[^'.$any.'])';
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    }
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    /** @inheritdoc */
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    public function connectTo($mode)
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    {
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        foreach ($this->patterns as $pattern) {
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            $this->Lexer->addSpecialPattern($pattern, $mode, 'externallink');
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        }
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    }
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    /** @inheritdoc */
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    public function getSort()
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    {
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        return 330;
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    }
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}
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