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Qualys 创始人兼 CEO 菲利普`科尔图特

　　北京时间 2 月 25 日消息，据国外媒体报道，美国云计算安全公司… ]]> 2013-02-25 09:18:49 http://news.cnblogs.com/n/172129/ .... http://www.xiuxiandou.com/free 休闲豆,IT资讯,IT电子书,游戏种子,电影BT RSS zh-cn 1 hourly Copyright (C) Xiuxiandou.com. All rights reserved. http://www.xiuxiandou.com http://www.xiuxiandou.com/content-it-13533-硅谷传奇投资人讲述初创企业家易犯的4大错误 http://www.xiuxiandou.com/content-it-13533-硅谷传奇投资人讲述初创企业家易犯的4大错误

Qualys 创始人兼 CEO 菲利普`科尔图特

　　北京时间 2 月 25 日消息，据国外媒体报道，美国云计算安全公司… ]]> 2013-02-25 09:18:49 http://news.cnblogs.com/n/172129/ .... 3、网站地图 网站地图主要根据sitemaps.xml协议拼写的XML,协议地址:http://www.sitemaps.org/protocol.html 1、加载libraries目录下的sitemaps.php类,内容如下 [php] * @version 0.7 * @access public * @package sitemaps */ class Sitemaps { var $items = array(); function Sitemaps() { $CI =& get_instance(); $CI->config->load('sitemaps'); } /** * Adds a new item to the urlset * * @param array $new_item * @access public */ function add_item($new_item) { $this->items[] = $new_item; } /** * Adds an array of items to the urlset * * @param array $new_items array of items * @access public */ function add_item_array($new_items) { $this->items = array_merge($this->items, $new_items); } /** * Generates the sitemap XML data * * @param string $file_name (optional) if file name is supplied the XML data is saved in it otherwise returned as a string * @param bool $gzip (optional) compress sitemap, overwrites config item 'sitemaps_gzip' * @access public * @return string */ function build($file_name = null, $gzip = NULL) { $CI =& get_instance(); $map = $CI->config->item('sitemaps_header') . "\n"; foreach($this->items as $item) { $item['loc'] = htmlentities($item['loc'], ENT_QUOTES); $map .= "\t\n\t\t" . $item['loc'] . "\n"; $attributes = array("lastmod", "changefreq", "priority"); foreach($attributes AS $attr) { if(isset($item[$attr])) { $map .= "\t\t<$attr>" . $item[$attr] . "\n"; } } $map .= "\t\n\n"; } unset($this->items); $map .= $CI->config->item('sitemaps_footer'); if( ! is_null($file_name)) { $fh = fopen($file_name, 'a');//w fwrite($fh, $map); fclose($fh); if($CI->config->item('sitemaps_filesize_error') && filesize($file_name) > 1024 * 1024 * 30) { show_error('Your sitemap is bigger than 10MB, most search engines will not accept it.'); } if($gzip OR (is_null($gzip) && $CI->config->item('sitemaps_gzip'))) { $gzdata = gzencode($map, 9); $file_gzip = str_replace("{file_name}", $file_name, $CI->config->item('sitemaps_gzip_path')); $fp = fopen($file_gzip, "a");//w fwrite($fp, $gzdata); fclose($fp); // Delete the uncompressed sitemap unlink($file_name); return $file_gzip; } return $file_name; } else { return $map; } } /** * Generate a sitemap index file pointing to other sitemaps you previously built * * @param array $urls array of urls, each being an array with at least a loc index * @param string $file_name (optional) if file name is supplied the XML data is saved in it otherwise returned as a string * @param bool $gzip (optional) compress sitemap, overwrites config item 'sitemaps_gzip' * @access public * @return string */ function build_index($urls, $file_name = null, $gzip = null) { $CI =& get_instance(); $index = $CI->config->item('sitemaps_index_header') . "\n"; foreach($urls as $url) { $url['loc'] = htmlentities($url['loc'], ENT_QUOTES); $index .= "\t\n\t\t" . $url['loc'] . "\n"; if(isset($url['lastmod'])) { $index .= "\t\t" . $url['lastmod'] . "\n"; } $index .= "\t\n\n"; } $index .= $CI->config->item('sitemaps_index_footer'); if( ! is_null($file_name)) { $fh = fopen($file_name, 'w'); fwrite($fh, $index); fclose($fh); if($CI->config->item('sitemaps_filesize_error') && filesize($file_name) > 1024 * 1024 * 10) { show_error('Your sitemap index is bigger than 10MB, most search engines will not accept it.'); } if($gzip OR (is_null($gzip) && $CI->config->item('sitemaps_index_gzip'))) { $gzdata = gzencode($index, 9); $file_gzip = str_replace("{file_name}", $file_name, $CI->config->item('sitemaps_index_gzip_path')); $fp = fopen($file_gzip, "w"); fwrite($fp, $gzdata); fclose($fp); // Delete the uncompressed sitemap index unlink($file_name); return $file_gzip; } return $file_name; } else { return $index; } } /** * Notify search engines of your updates sitemap * * @param string $url_xml absolute URL of your sitemap, use Codeigniter's site_url() * @param array $search_engines array of search engines to ping, see config file for notes * @access public * @return array HTTP reponse codes */ function ping($url_xml, $search_engines = NULL) { $CI =& get_instance(); if(is_null($search_engines)) { $search_engines = $CI->config->item('sitemaps_search_engines'); } $statuses = array(); foreach($search_engines AS $engine) { $status = 0; if($fp = @fsockopen($engine['host'], 80)) { $engine['url'] = emptyempty($engine['url']) ? "/ping?sitemap=" : $engine['url']; $req = 'GET ' . $engine['url'] . urlencode($url_xml) . " HTTP/1.1\r\n" . "Host: " . $engine['host'] . "\r\n" . $CI->config->item('sitemaps_user_agent') . "Connection: Close\r\n\r\n"; fwrite($fp, $req); while( ! feof($fp)) { if(@preg_match('~^HTTP/\d\.\d (\d+)~i', fgets($fp, 128), $m)) { $status = intval($m[1]); break; } } fclose($fp); } $statuses[] = array("host" => $engine['host'], "status" => $status, "request" => $req); } if($CI->config->item('sitemaps_log_http_responses') OR $CI->config->item('sitemaps_debug')) { foreach($statuses AS $reponse) { $message = "Sitemaps: " . $reponse['host'] . " responded with HTTP status " . $reponse['status']; if($CI->config->item('sitemaps_log_http_responses')) { $level = $reponse['status'] == 200 ? 'debug' : 'error'; log_message($level, $message); } if($CI->config->item('sitemaps_debug')) { echo "

" . $message . " after request:

" . $reponse['request'] .  "