插件72：用Curl获取网页内容

<?php // Plug-in 72: Curl Get Contents/* * 插件说明： * 设计插件的目的是当需要读取网页内容时，可以用本插件取代file_get_contents()函数。 * 它接受网页的URL地址和准备模仿的浏览器用户代理字符串。若调用成功， * 返回这个网页的内容，若调用失败，返回FALSE。它需要以下参数： * $url 网页的URL地址 * $agent 浏览器的用户代理字符串。 */// This is an executable example with additional code supplied// To obtain just the plug-ins please click on the Download link$agent = 'Mozilla/5.0 (Windows; U; Windows NT 6.1; en-GB; ' .         'rv:1.9.1) Gecko/20090624 Firefox/3.5 (.NET CLR ' .         '3.5.30729)';$url   = 'http://pluginphp.com';echo PIPHP_CurlGetContents($url, $agent);function PIPHP_CurlGetContents($url, $agent){   // Plug-in 72: Curl Get Contents   //   // This plug-in fetches a page that may otherwise be   // forbidden using the file_get_contents() function.   // It requires the following arguments:   //   //    $url:   The URL of the page to fetch   //    $agent: A typical browser User Agent string   $ch = curl_init();   curl_setopt($ch, CURLOPT_URL,            $url);   curl_setopt($ch, CURLOPT_USERAGENT,      $agent);   curl_setopt($ch, CURLOPT_HEADER,         0);   curl_setopt($ch, CURLOPT_ENCODING,       "gzip");   curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);   curl_setopt($ch, CURLOPT_FOLLOWLOCATION, 1);   curl_setopt($ch, CURLOPT_FAILONERROR,    1);   curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, 8);   curl_setopt($ch, CURLOPT_TIMEOUT,        8);   $result = curl_exec($ch);   curl_close($ch);   return $result;}?>