php查询IP地址归属等信息-php手册-PHP中文网

淘宝公司提供了一个很好用的IP地理信息查询接口。在这里:http://ip.taobao.com/ TaobaoIPQuery2这个类将极大的简化相关的信息查询。类 TaobaoIPQuery2 文件： 1 ? php 2 /* Usage: 3 * $IPInfo = TaobaoIPQuery2::getIPInfo('IPAddress'); 4 5 http://www.

淘宝公司提供了一个很好用的ip地理信息查询接口。
在这里:http://ip.taobao.com/
taobaoipquery2这个类将极大的简化相关的信息查询。

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类 TaobaoIPQuery2 文件：

<span> 1</span> <?<span>php
</span><span> 2</span> <span>/*</span><span> Usage:
</span><span> 3</span> <span> * $IPInfo = TaobaoIPQuery2::getIPInfo('IPAddress');
</span><span> 4</span> 
<span> 5</span> <span>http://www.cnblogs.com/roucheng/
</span><span> 6</span>  <span>*/</span>
<span> 7</span> <span>Class</span><span> TaobaoIPQuery2{
</span><span> 8</span>     <span>private</span> <span>static</span> <span>$_requestURL</span> = 'http://ip.taobao.com/service/getIpInfo.php'<span>;
</span><span> 9</span>     <span>public</span> <span>static</span> <span>function</span> getIPInfo(<span>$ip</span><span>){
</span><span>10</span>         <span>$long</span> = <span>ip2long</span>(<span>$ip</span><span>);
</span><span>11</span>         <span>if</span>(<span>$long</span> === 0<span>){
</span><span>12</span>             <span>throw</span> <span>new</span> <span>Exception</span>('IP address error', 5<span>);
</span><span>13</span> <span>        }
</span><span>14</span>         <span>$ip</span>=<span>long2ip</span>(<span>$long</span><span>);
</span><span>15</span>         <span>$IPInfo</span> = self::queryIPInfo(<span>$ip</span><span>);
</span><span>16</span>         <span>return</span> self::parseJSON(<span>$IPInfo</span><span>);
</span><span>17</span> <span>    }
</span><span>18</span>     
<span>19</span>     <span>private</span> <span>static</span> <span>function</span> queryIPInfo(<span>$ip</span><span>){
</span><span>20</span>         <span>$query</span> = <span>http_build_query</span>(<span>array</span>('ip'=><span>$ip</span><span>));
</span><span>21</span>         <span>$ch</span> =<span> curl_init();
</span><span>22</span>         <span>$options</span> = <span>array</span><span>(
</span><span>23</span>             CURLOPT_URL => <span>sprintf</span>('%s?%s', self::<span>$_requestURL</span>, <span>$query</span>),
<span>24</span>             CURLOPT_RETURNTRANSFER => <span>true</span>,
<span>25</span>             CURLOPT_AUTOREFERER => <span>false</span>,
<span>26</span>             CURLOPT_FOLLOWLOCATION => <span>false</span>,
<span>27</span>             CURLOPT_HEADER => <span>false</span>,
<span>28</span>             CURLOPT_TIMEOUT => 3.0,
<span>29</span> <span>        );
</span><span>30</span>         curl_setopt_array(<span>$ch</span>, <span>$options</span><span>);
</span><span>31</span>         <span>$content</span> = curl_exec(<span>$ch</span><span>);
</span><span>32</span>         curl_close(<span>$ch</span><span>);
</span><span>33</span>         <span>return</span> <span>$content</span><span>;
</span><span>34</span> <span>    }
</span><span>35</span>     
<span>36</span>     <span>private</span> <span>static</span> <span>function</span> parseJSON(<span>$json</span><span>){
</span><span>37</span>         <span>$O</span> = json_decode (<span>$json</span>, <span>true</span><span>);
</span><span>38</span>         <span>if</span>(<span>false</span> === <span>is_null</span>(<span>$O</span><span>)){
</span><span>39</span>             <span>return</span> <span>$O</span><span>;
</span><span>40</span> <span>        }
</span><span>41</span>         <span>if</span> (<span>version_compare</span>(<span>PHP_VERSION</span>, '5.3.0', '>='<span>)) {
</span><span>42</span>             <span>$errorCode</span> =<span> json_last_error();
</span><span>43</span>             <span>if</span>(<span>isset</span>(self::<span>$_JSONParseError</span>[<span>$errorCode</span><span>])){
</span><span>44</span>                 <span>throw</span> <span>new</span> <span>Exception</span>(self::<span>$_JSONParseError</span>[<span>$errorCode</span>], 5<span>);
</span><span>45</span> <span>            }
</span><span>46</span> <span>        }
</span><span>47</span>         <span>throw</span> <span>new</span> <span>Exception</span>('JSON parse error', 5<span>);
</span><span>48</span> <span>    }
</span><span>49</span>     
<span>50</span>     <span>private</span> <span>static</span> <span>$_JSONParseError</span> = <span>array</span><span>(
</span><span>51</span>         JSON_ERROR_NONE=>'No error has occurred',   
<span>52</span>         JSON_ERROR_DEPTH=>'The maximum stack depth has been exceeded',   
<span>53</span>         JSON_ERROR_CTRL_CHAR=>'Control character error, possibly incorrectly encoded',   
<span>54</span>         JSON_ERROR_STATE_MISMATCH=>'Invalid or malformed JSON',   
<span>55</span>         JSON_ERROR_SYNTAX=>'Syntax error',   
<span>56</span>         JSON_ERROR_UTF8=>'Malformed UTF-8 characters, possibly incorrectly encoded',
<span>57</span> <span>    );
</span><span>58</span> }

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TaobaoIPQuery2.Class.php：

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<span> 1</span> <?<span>php
</span><span> 2</span> <span>Class</span><span> TaobaoIPQuery2{
</span><span> 3</span>     <span>private</span> <span>static</span> <span>$_requestURL</span> = 'http://ip.taobao.com/service/getIpInfo.php'<span>;
</span><span> 4</span>     <span>public</span> <span>static</span> <span>function</span> getIPInfo(<span>$ip</span><span>){
</span><span> 5</span>         <span>$long</span> = <span>ip2long</span>(<span>$ip</span><span>);
</span><span> 6</span>         <span>if</span>(<span>$long</span> === 0<span>){
</span><span> 7</span>             <span>throw</span> <span>new</span> <span>Exception</span>('IP address error', 5<span>);
</span><span> 8</span> <span>        }
</span><span> 9</span>         <span>$ip</span>=<span>long2ip</span>(<span>$long</span><span>);
</span><span>10</span>         <span>$IPInfo</span> = self::queryIPInfo(<span>$ip</span><span>);
</span><span>11</span>         <span>return</span> self::parseJSON(<span>$IPInfo</span><span>);
</span><span>12</span> <span>    }
</span><span>13</span>     
<span>14</span>     <span>private</span> <span>static</span> <span>function</span> queryIPInfo(<span>$ip</span><span>){
</span><span>15</span>         <span>$query</span> = <span>http_build_query</span>(<span>array</span>('ip'=><span>$ip</span><span>));
</span><span>16</span>         <span>$ch</span> =<span> curl_init();
</span><span>17</span>         <span>$options</span> = <span>array</span><span>(
</span><span>18</span>             CURLOPT_URL => <span>sprintf</span>('%s?%s', self::<span>$_requestURL</span>, <span>$query</span>),
<span>19</span>             CURLOPT_RETURNTRANSFER => <span>true</span>,
<span>20</span>             CURLOPT_AUTOREFERER => <span>false</span>,
<span>21</span>             CURLOPT_FOLLOWLOCATION => <span>false</span>,
<span>22</span>             CURLOPT_HEADER => <span>false</span>,
<span>23</span>             CURLOPT_TIMEOUT => 3.0,
<span>24</span> <span>        );
</span><span>25</span>         curl_setopt_array(<span>$ch</span>, <span>$options</span><span>);
</span><span>26</span>         <span>$content</span> = curl_exec(<span>$ch</span><span>);
</span><span>27</span>         curl_close(<span>$ch</span><span>);
</span><span>28</span>         <span>return</span> <span>$content</span><span>;
</span><span>29</span> <span>    }
</span><span>30</span>     
<span>31</span>     <span>private</span> <span>static</span> <span>function</span> parseJSON(<span>$json</span><span>){
</span><span>32</span>         <span>$O</span> = json_decode (<span>$json</span>, <span>true</span><span>);
</span><span>33</span>         <span>if</span>(<span>false</span> === <span>is_null</span>(<span>$O</span><span>)){
</span><span>34</span>             <span>return</span> <span>$O</span><span>;
</span><span>35</span> <span>        }
</span><span>36</span>         <span>if</span> (<span>version_compare</span>(<span>PHP_VERSION</span>, '5.3.0', '>='<span>)) {
</span><span>37</span>             <span>$errorCode</span> =<span> json_last_error();
</span><span>38</span>             <span>if</span>(<span>isset</span>(self::<span>$_JSONParseError</span>[<span>$errorCode</span><span>])){
</span><span>39</span>                 <span>throw</span> <span>new</span> <span>Exception</span>(self::<span>$_JSONParseError</span>[<span>$errorCode</span>], 5<span>);
</span><span>40</span> <span>            }
</span><span>41</span> <span>        }
</span><span>42</span>         <span>throw</span> <span>new</span> <span>Exception</span>('JSON parse error', 5<span>);
</span><span>43</span> <span>    }
</span><span>44</span>     <span>/*</span><span> http://www.cnblogs.com/roucheng/ </span><span>*/</span>
<span>45</span>     <span>private</span> <span>static</span> <span>$_JSONParseError</span> = <span>array</span><span>(
</span><span>46</span>         JSON_ERROR_NONE=>'No error has occurred',   
<span>47</span>         JSON_ERROR_DEPTH=>'The maximum stack depth has been exceeded',   
<span>48</span>         JSON_ERROR_CTRL_CHAR=>'Control character error, possibly incorrectly encoded',   
<span>49</span>         JSON_ERROR_STATE_MISMATCH=>'Invalid or malformed JSON',   
<span>50</span>         JSON_ERROR_SYNTAX=>'Syntax error',   
<span>51</span>         JSON_ERROR_UTF8=>'Malformed UTF-8 characters, possibly incorrectly encoded',
<span>52</span> <span>    );
</span><span>53</span> }

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调用：

<span>$ip</span> = <span>$_SERVER</span>["REMOTE_ADDR"<span>];
</span><span>$ipquery</span> = <span>new</span> taobaoIPQuery(<span>$ip</span><span>);
</span><span>$region</span> = <span>$ipquery</span>-><span>get_region();
</span><span>$country</span> = <span>$ipquery</span>-><span>get_country();
</span><span>$city</span> = <span>$ipquery</span>->get_city();

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另外新浪也提供接口：http://ipapi.sinaapp.com/