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<?php
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/**
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* Convert full qualified, local URLs into relative URLs
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* @param string $content
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* @return string
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*/
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function doFilterRelUrl($content) {
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$content = preg_replace_callback(
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'/((?:href|src)\s*=\s*")([^\"]*?)(")/iU',
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create_function('$matches',
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'$retval = $matches[0]; '.
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'$h = parse_url($matches[2], PHP_URL_HOST); '.
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'if(isset($h) && $h != \'\') { '.
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'if(stripos(WB_URL, $h) !== false) { '.
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'$a = parse_url($matches[2]); '.
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'$p = (isset($a[\'path\']) ? $a[\'path\'] : \'\'); '.
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'$q = (isset($a[\'query\']) ? \'?\'.$a[\'query\'] : \'\'); '.
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'$f = (isset($a[\'fragment\']) ? \'#\'.$a[\'fragment\'] : \'\'); '.
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'$p .= ($q.$f); '.
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'$retval = $matches[1]."/".(isset($p) ? ltrim(str_replace("//", "/", $p), "/") : "").$matches[3]; '.
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'}} return $retval;'),
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$content);
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return $content;
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}
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?>
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