PHP语言、浏览器、操作系统、IP、地理位置、ISP，phpisp_PHP教程

<span><?php<br /></span><span>$obj </span><span>= </span><span>new </span><span>class_guest_info</span><span>;<br /></span><span>$obj</span><span>-></span><span>getlang</span>()<span>; </span><span>//</span><span>获取访客语言：简体中文、繁體中文、</span><span>english</span><span>。<br /></span><span>$obj</span><span>-></span><span>getbrowser</span>()<span>; </span><span>//</span><span>获取访客浏览器：</span><span>msie</span><span>、</span><span>firefox</span><span>、</span><span>chrome</span><span>、</span><span>safari</span><span>、</span><span>opera</span><span>、</span><span>other</span><span>。<br /></span><span>$obj</span><span>-></span><span>getos</span>()<span>; </span><span>//</span><span>获取访客操作系统：</span><span>windows</span><span>、</span><span>mac</span><span>、</span><span>linux</span><span>、</span><span>unix</span><span>、</span><span>bsd</span><span>、</span><span>other</span><span>。<br /></span><span>$obj</span><span>-></span><span>getip</span>()<span>; </span><span>//</span><span>获取访客</span><span>ip</span><span>地址。<br /></span><span>$obj</span><span>-></span><span>getadd</span>()<span>; </span><span>//</span><span>获取访客地理位置，使用</span><span> baidu </span><span>隐藏接口。<br /></span><span>$obj</span><span>-></span><span>getisp</span>()<span>; </span><span>//</span><span>获取访客</span><span>isp</span><span>，使用</span><span> baidu </span><span>隐藏接口。<br /></span><span>class </span><span>class_guest_info<br /></span>{<br />    <span>function </span><span>getlang</span>()<br />    {<br />        <span>$lang </span><span>= </span><span>substr</span>(<span>$_server</span><span>[</span><span>'http_accept_language'</span><span>], </span><span>0</span><span>, </span><span>4</span>)<span>;<br /></span> <span>//</span><span>使用</span><span>substr()</span><span>截取字符串，从</span><span> 0 </span><span>位开始，截取</span><span>4</span><span>个字符<br /></span> <span>if </span>(<span>preg_match</span>(<span>'/zh-c/i'</span><span>, </span><span>$lang</span>)) {<br />            <span>//preg_match()</span><span>正则表达式匹配函数<br /></span> <span>$lang </span><span>= </span><span>'</span><span>简体中文</span><span>'</span><span>;<br /></span> } <span>elseif </span>(<span>preg_match</span>(<span>'/zh/i'</span><span>, </span><span>$lang</span>)) {<br />            <span>$lang </span><span>= </span><span>'</span><span>繁體中文</span><span>'</span><span>;<br /></span> } <span>else </span>{<br />            <span>$lang </span><span>= </span><span>'english'</span><span>;<br /></span> }<br />        <span>return </span><span>$lang</span><span>;<br /></span> }<br /><br />    <span>function </span><span>getbrowser</span>()<br />    {<br />        <span>$browser </span><span>= </span><span>$_server</span><span>[</span><span>'http_user_agent'</span><span>];<br /></span> <span>if </span>(<span>preg_match</span>(<span>'/msie/i'</span><span>, </span><span>$browser</span>)) {<br />            <span>$browser </span><span>= </span><span>'msie'</span><span>;<br /></span> } <span>elseif </span>(<span>preg_match</span>(<span>'/firefox/i'</span><span>, </span><span>$browser</span>)) {<br />            <span>$browser </span><span>= </span><span>'firefox'</span><span>;<br /></span> } <span>elseif </span>(<span>preg_match</span>(<span>'/chrome/i'</span><span>, </span><span>$browser</span>)) {<br />            <span>$browser </span><span>= </span><span>'chrome'</span><span>;<br /></span> } <span>elseif </span>(<span>preg_match</span>(<span>'/safari/i'</span><span>, </span><span>$browser</span>)) {<br />            <span>$browser </span><span>= </span><span>'safari'</span><span>;<br /></span> } <span>elseif </span>(<span>preg_match</span>(<span>'/opera/i'</span><span>, </span><span>$browser</span>)) {<br />            <span>$browser </span><span>= </span><span>'opera'</span><span>;<br /></span> } <span>else </span>{<br />            <span>$browser </span><span>= </span><span>'other'</span><span>;<br /></span> }<br />        <span>return </span><span>$browser</span><span>;<br /></span> }<br /><br />    <span>function </span><span>getos</span>()<br />    {<br />        <span>$os </span><span>= </span><span>$_server</span><span>[</span><span>'http_user_agent'</span><span>];<br /></span> <span>if </span>(<span>preg_match</span>(<span>'/win/i'</span><span>, </span><span>$os</span>)) {<br />            <span>$os </span><span>= </span><span>'windows'</span><span>;<br /></span> } <span>elseif </span>(<span>preg_match</span>(<span>'/mac/i'</span><span>, </span><span>$os</span>)) {<br />            <span>$os </span><span>= </span><span>'mac'</span><span>;<br /></span> } <span>elseif </span>(<span>preg_match</span>(<span>'/linux/i'</span><span>, </span><span>$os</span>)) {<br />            <span>$os </span><span>= </span><span>'linux'</span><span>;<br /></span> } <span>elseif </span>(<span>preg_match</span>(<span>'/unix/i'</span><span>, </span><span>$os</span>)) {<br />            <span>$os </span><span>= </span><span>'unix'</span><span>;<br /></span> } <span>elseif </span>(<span>preg_match</span>(<span>'/bsd/i'</span><span>, </span><span>$os</span>)) {<br />            <span>$os </span><span>= </span><span>'bsd'</span><span>;<br /></span> } <span>else </span>{<br />            <span>$os </span><span>= </span><span>'other'</span><span>;<br /></span> }<br />        <span>return </span><span>$os</span><span>;<br /></span> }<br /><br />    <span>function </span><span>getip</span>()<br />    {<br />        <span>if </span>(<span>!</span><span>emptyempty</span>(<span>$_server</span><span>[</span><span>'http_client_ip'</span><span>]</span>)) {<br />            <span>//</span><span>如果变量是非空或非零的值，则</span><span> empty()</span><span>返回</span><span> false</span><span>。<br /></span> <span>$ip </span><span>= </span><span>explode</span>(<span>','</span><span>, </span><span>$_server</span><span>[</span><span>'http_client_ip'</span><span>]</span>)<span>;<br /></span> } <span>elseif </span>(<span>!</span><span>emptyempty</span>(<span>$_server</span><span>[</span><span>'http_x_forwarded_for'</span><span>]</span>)) {<br />            <span>$ip </span><span>= </span><span>explode</span>(<span>','</span><span>, </span><span>$_server</span><span>[</span><span>'http_x_forwarded_for'</span><span>]</span>)<span>;<br /></span> } <span>elseif </span>(<span>!</span><span>emptyempty</span>(<span>$_server</span><span>[</span><span>'remote_addr'</span><span>]</span>)) {<br />            <span>$ip </span><span>= </span><span>explode</span>(<span>','</span><span>, </span><span>$_server</span><span>[</span><span>'remote_addr'</span><span>]</span>)<span>;<br /></span> } <span>else </span>{<br />            <span>$ip</span><span>[</span><span>0</span><span>] </span><span>= </span><span>'none'</span><span>;<br /></span> }<br />        <span>return </span><span>$ip</span><span>[</span><span>0</span><span>];<br /></span> }<br /><br />    <span>private function </span><span>getaddisp</span>()<br />    {<br />        <span>$ip </span><span>= </span><span>$this</span><span>-></span><span>getip</span>()<span>;<br /></span> <span>$addisp </span><span>= </span><span>mb_convert_encoding</span>(<span>file_get_contents</span>(<span>'http://open.baidu.com/ipsearch/stn=ipjson&wd=' </span><span>. </span><span>$ip</span>)<span>, </span><span>'utf-8'</span><span>, </span><span>'gbk'</span>)<span>;<br /></span> <span>//mb_convert_encoding() </span><span>转换字符编码。<br /></span> <span>if </span>(<span>preg_match</span>(<span>'/noresult/i'</span><span>, </span><span>$addisp</span>)) {<br />            <span>$addisp </span><span>= </span><span>'none'</span><span>;<br /></span> } <span>else </span>{<br />            <span>$sta </span><span>= </span><span>stripos</span>(<span>$addisp</span><span>, </span><span>$ip</span>) <span>+ </span><span>strlen</span>(<span>$ip</span>) <span>+ </span><span>strlen</span>(<span>'</span><span>来自</span><span>'</span>)<span>;<br /></span> <span>$len </span><span>= </span><span>stripos</span>(<span>$addisp</span><span>, </span><span>'"}'</span>) <span>- </span><span>$sta</span><span>;<br /></span> <span>$addisp </span><span>= </span><span>substr</span>(<span>$addisp</span><span>, </span><span>$sta</span><span>, </span><span>$len</span>)<span>;<br /></span> }<br />        <span>$addisp </span><span>= </span><span>explode</span>(<span>' '</span><span>, </span><span>$addisp</span>)<span>;<br /></span> <span>return </span><span>$addisp</span><span>;<br /></span> }<br /><br />    <span>function </span><span>getadd</span>()<br />    {<br />        <span>$add </span><span>= </span><span>$this</span><span>-></span><span>getaddisp</span>()<span>;<br /></span> <span>return </span><span>$add</span><span>[</span><span>0</span><span>];<br /></span> }<br /><br />    <span>function </span><span>getisp</span>()<br />    {<br />        <span>$isp </span><span>= </span><span>$this</span><span>-></span><span>getaddisp</span>()<span>;<br /></span> <span>if </span>(<span>$isp</span><span>[</span><span>0</span><span>] </span><span>!= </span><span>'none' </span><span>&& </span><span>isset</span>(<span>$isp</span><span>[</span><span>1</span><span>]</span>)) {<br />            <span>$isp </span><span>= </span><span>$isp</span><span>[</span><span>1</span><span>];<br /></span> } <span>else </span>{<br />            <span>$isp </span><span>= </span><span>'none'</span><span>;<br /></span> }<br />        <span>return </span><span>$isp</span><span>;<br /></span> }<br />}<br /><br />