根据当前页面url进行地址补全（采集用）function formaturl($url, $str){<br>
if (is_array($str)) {<br>
$return = array();<br>
foreach ($str as $href) {<br>
$return[] = formaturl($url, $href);<br>
}<br>
return $return;<br>
} else {<br>
if (stripos($str, 'http://')===0 || stripos($str, 'ftp://')===0) {<br>
return $str;<br>
}<br>
$str = str_replace('\\', '/', $str);<br>
$parseUrl = parse_url(dirname($url).'/');<br>
$scheme = isset($parseUrl['scheme']) ? $parseUrl['scheme'] : 'http';<br>
$host = $parseUrl['host'];<br>
$path = isset($parseUrl['path']) ? $parseUrl['path'] : '';<br>
$port = isset($parseUrl['port']) ? $parseUrl['port'] : '';<br>
<br>
if (strpos($str, '/')===0) {<br>
return $scheme.'://'.$host.$str;<br>
} else {<br>
$part = explode('/', $path);<br>
array_shift($part);<br>
$count = substr_count($str, '../');<br>
if ($count>0) {<br>
for ($i=0; $i
array_pop($part);<br>
}<br>
}<br>
$path = implode('/', $part);<br>
$str = str_replace(array('../','./'), '', $str);<br>
$path = $path=='' ? '/' : '/'.trim($path,'/').'/';<br>
return $scheme.'://'.$host.$path.$str;<br>
} <br>
}<br>
<br>
}
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