renaming folder edit_wp5_web_folder to map-service

[geo.git] / map-service / v1.1_dev / restHelper_curl.php

diff --git a/map-service/v1.1_dev/restHelper_curl.php b/map-service/v1.1_dev/restHelper_curl.php
new file mode 100644 (file)
index 0000000..342779f
--- /dev/null
+++ b/map-service/v1.1_dev/restHelper_curl.php
@@ -0,0 +1,123 @@
+<?php
+//require_once("restLibrary_curl.php");
+
+//A)
+//class doing the HTTP POST connection via cURL.
+//3rd and 4th parameters of the contructor  are optional (define them only if here is a proxy between your server and the REST services)
+
+ /**
+ * backbone of the code based on "A sample class to read HTTP headers"
+ * @author Geoffray Warnants - http://www.geoffray.be 
+ *(lines added by F Theeten for POST and Proxy connection)
+ */
+
+ class HTTPReaderCURLEDIT {
+ protected $_url = null;
+ protected $_headers = array();
+ protected $_body = '';
+
+ public function __construct($url, $fields, $proxy_url='', $proxy_login='') 
+ {
+                
+        $this->_url = curl_init($url);
+        curl_setopt($this->_url, CURLOPT_RETURNTRANSFER, true);
+        if(strlen($proxy_url)>0)
+        {
+               curl_setopt($this->_url, CURLOPT_PROXY, $proxy_url);
+        }
+        if(strlen($proxy_login)>0)
+        {      
+           curl_setopt($this->_url, CURLOPT_PROXYUSERPWD, $proxy_login);
+        }
+           curl_setopt($this->_url, CURLOPT_HEADER, true);
+               curl_setopt($this->_url, CURLOPT_POST, true);
+               curl_setopt($this->_url, CURLOPT_POSTFIELDS, $fields);
+               curl_setopt($this->_url, CURLOPT_HEADERFUNCTION, array($this, 'readHeaders'));
+
+ }
+ 
+ 
+ public function __destruct() {
+ curl_close($this->_url);
+ }
+ 
+ // this must be called from outside function to do the connection
+ public function getHeaders() {
+ $this->_body = curl_exec($this->_url);
+ return $this->_headers;
+ }
+ 
+ public function getBody() {
+ return $this->_body;
+ }
+ 
+ protected function readHeaders($url, $str) {
+ if (strlen($str) > 0) {
+        $this->_headers[] = $str;
+ }
+
+ return strlen($str);
+ }
+ }
+
+//B
+//function doing the connection and returning the result
+function rest_helper($url, $params = null, $verb = 'GET', $format = 'json', $headerPOST='Content-type: application/x-www-form-urlencoded')
+{
+
+       //mention your proxy parameters there in 3rd and 4th position (if needed)  
+       $myObj=new HTTPReaderCURLEDIT($url,$params);
+       $myObj->getHeaders();
+       $content = $myObj->getBody();
+       $arrayContent=explode("\r\n\r\n", $content);
+       
+       if(count($arrayContent)>=2)
+       {
+               $res=$arrayContent[2];
+                       
+                 switch ($format) {
+                   case 'json':
+                 
+                   $r = json_decode($res);
+                     if ($r === null) {
+                       throw new Exception("failed to decode $res as json");
+                     }
+                
+                     return $r;
+               
+                   case 'xml':
+                     $r = simplexml_load_string($res);
+                     if ($r === null) {
+                       throw new Exception("failed to decode $res as xml");
+                     }
+                     return $r;
+               
+                       case 'raw':
+                               return $res;
+                       case 'jsontoarray':
+                                               return json_decode($res);
+                 }
+                         return $res;
+                         
+       }                 
+}
+
+
+//C)
+
+//code doing the connection (forwarding the parameters) (called as a HTTP service)
+
+
+print(
+rest_helper(
+
+       $_REQUEST['url']
+,
+    $_REQUEST
+    , 'POST',$_REQUEST['resthelperformat']
+  )
+ )
+;
+
+
+?>
\ No newline at end of file