增加Dataservice中关于WSN数据的操作，增加CURL类

application/models/data/DataService.php

@@ -28,8 +28,55 @@ class DataService
 	
 	function get($uuid)
 	{
-		$sql = "SELECT * FROM ".$this->tbl_dataservice." WHERE uuid='$uuid' LIMIT 1 START 0";
+		$sql = "SELECT * FROM ".$this->tbl_dataservice." WHERE uuid='$uuid' LIMIT 1";
 		$rs = $this->db->query($sql);
 		return $rs->fetch();
 	}
-}
+	
+	public function getWsnData($type,$uuid = "",$param = ""){
+		include_once("helper/view.php");
+		
+		$dataservice = new \data\DataService();
+		$info = $dataservice->get($uuid);
+			
+		$curl = new \helper\Curl();
+			
+		if($type == 'site')
+		{
+			$param = array(
+				//'uuid'=>$uuid,
+				'uuid'=>'78e2423f-fe4a-4f9e-a368-c932afc5d257', ///TEST TEST TEST
+				'uid'=>\view::User('id')
+			);
+			$data = $curl->request($info['service_url']."site/",$param,"POST");
+			$data = json_decode($data['response'],TRUE);
+		}//site
+		
+		if($type == 'var')
+		{
+			$param_temp = array(
+				//'uuid'=>$uuid,
+				'uuid'=>'78e2423f-fe4a-4f9e-a368-c932afc5d257', ///TEST TEST TEST
+				'uid'=>\view::User('id'),
+			);
+			$param = array_merge($param,$param_temp);
+			$data = $curl->request($info['service_url']."var/",$param,"POST");
+			$data = json_decode($data['response'],TRUE);
+		}
+		
+		if($data['status'] == 0)
+		{
+			return $data['error'];
+		}
+		
+		else if($data['status'] == 1)
+		{
+			return $data['data'];
+		}
+		
+		else
+		{
+			return NULL;
+		}
+	}//获取Wsn数据
+}

application/models/helper/Curl.php

@@ -0,0 +1,144 @@
+<?php
+namespace helper;
+class Curl
+{
+    private $options;
+
+    public function __construct($options = array())
+    {
+        $this->options = array_merge(array(
+            'debug'      => false,
+            'http_port'  => '80',
+            'user_agent' => 'Westdc DataService',
+            'timeout'    => 20,
+            'curlopts'   => null,
+            'verifyssl'  => true,
+        ), $options);
+    }
+
+    /**
+    * Send a request to the server, receive a response
+    *
+    * @param  string   $apiPath       Request API path
+    * @param  array    $parameters    Parameters
+    * @param  string   $httpMethod    HTTP method to use
+    *
+    * @return string   HTTP response
+    */
+    public function request($url, array $parameters = array(), $httpMethod = 'GET', array $options = array())
+    {
+        $options = array_merge($this->options, $options);
+
+        $curlOptions = array();
+        $headers = array();
+
+        if ('POST' === $httpMethod) {
+            $curlOptions += array(
+                CURLOPT_POST  => true,
+            );
+        }
+        elseif ('PUT' === $httpMethod) {
+            $curlOptions += array(
+                CURLOPT_POST  => true, // This is so cURL doesn't strip CURLOPT_POSTFIELDS
+                CURLOPT_CUSTOMREQUEST => 'PUT',
+            );
+        }
+        elseif ('DELETE' === $httpMethod) {
+            $curlOptions += array(
+                CURLOPT_CUSTOMREQUEST => 'DELETE',
+            );
+        }
+
+        if (!empty($parameters))
+        {
+            if('GET' === $httpMethod)
+            {
+                $queryString = utf8_encode($this->buildQuery($parameters));
+                $url .= '?' . $queryString;
+            } elseif ('POST' === $httpMethod) {
+                $curlOptions += array(
+                    CURLOPT_POSTFIELDS  => is_array($parameters) ? http_build_query($parameters) : $parameters,
+                );
+            } else {
+                $curlOptions += array(
+                    CURLOPT_POSTFIELDS  => json_encode($parameters)
+                );
+                $headers[] = 'Content-Type: application/json';
+            }
+        } else {
+            $headers[] = 'Content-Length: 0';
+        }
+
+        $this->debug('send '.$httpMethod.' request: '.$url);
+
+        $curlOptions += array(
+            CURLOPT_URL             => $url,
+            CURLOPT_PORT            => $options['http_port'],
+            CURLOPT_USERAGENT       => $options['user_agent'],
+            CURLOPT_RETURNTRANSFER  => true,
+            CURLOPT_TIMEOUT         => $options['timeout'],
+            CURLOPT_HTTPHEADER      => $headers,
+            CURLOPT_SSL_VERIFYPEER  => $options['verifyssl'],
+        );
+
+        if (ini_get('open_basedir') == '' && ini_get('safe_mode') != 'On') {
+            $curlOptions[CURLOPT_FOLLOWLOCATION] = true;
+        }
+
+        if (is_array($options['curlopts'])) {
+            $curlOptions += $options['curlopts'];
+        }
+
+        if (isset($options['proxy'])) {
+            $curlOptions[CURLOPT_PROXY] = $options['proxy'];
+        }
+
+        $response = $this->doCurlCall($curlOptions);
+
+        return $response;
+    }
+
+    /**
+     * Get a JSON response and transform it to a PHP array
+     *
+     * @return  array   the response
+     */
+    protected function decodeResponse($response)
+    {
+        // "false" means a failed curl request
+        if (false === $response['response']) {
+            $this->debug(print_r($response, true));
+            return false;
+        }
+        return parent::decodeResponse($response);
+    }
+
+    protected function doCurlCall(array $curlOptions)
+    {
+        $curl = curl_init();
+
+        curl_setopt_array($curl, $curlOptions);
+
+        $response = curl_exec($curl);
+        $headers = curl_getinfo($curl);
+        $errorNumber = curl_errno($curl);
+        $errorMessage = curl_error($curl);
+
+        curl_close($curl);
+
+        return compact('response', 'headers', 'errorNumber', 'errorMessage');
+    }
+
+    protected function buildQuery($parameters)
+    {
+        return http_build_query($parameters, '', '&');
+    }
+
+    protected function debug($message)
+    {
+        if($this->options['debug'])
+        {
+            print $message."\n";
+        }
+    }
+}