added a helper to prepare curl request based on http_request_t

* added curl_slist to http_request_t structure
* added http_request_t::setup_curl(CURL*)

Signed-off-by: Michael Krelin <hacker@klever.net>

2 files changed, 33 insertions, 0 deletions

diff --git a/include/opkele/oauth/consumer.h b/include/opkele/oauth/consumer.h
index 1e2784c..9196297 100644
--- a/include/opkele/oauth/consumer.h
+++ b/include/opkele/oauth/consumer.h
@@ -4,6 +4,7 @@
 #include <string>
 #include <opkele/types.h>
 #include <opkele/oauth.h>
+#include <opkele/curl.h>
 
 namespace opkele {
     namespace oauth {
@@ -41,8 +42,12 @@ namespace opkele {
             string url;
             string body;
 
+            util::curl_slist_t _curl_headers_list;
+
             http_request_t(const string& m,const string& u)
                 : method(m), url(u) { }
+
+            void setup_curl(CURL *curl);
         };
 
         class basic_consumer {
diff --git a/lib/oauth-consumer.cc b/lib/oauth-consumer.cc
index d717ed3..0c4c9e3 100644
--- a/lib/oauth-consumer.cc
+++ b/lib/oauth-consumer.cc
@@ -222,6 +222,34 @@ namespace opkele {
                     t,realm);
         }
 
+        void http_request_t::setup_curl(CURL *curl) {
+            CURLcode r;
+            r = curl_easy_setopt(curl,CURLOPT_URL,url.c_str());
+            if(r)
+                throw exception_curl(OPKELE_CP_ "failed to set curly urlie",r);
+            if(method=="POST") {
+                (r = curl_easy_setopt(curl,CURLOPT_POST,1))
+                    || (r = curl_easy_setopt(curl,CURLOPT_POSTFIELDS,body.c_str()))
+                    || (r = curl_easy_setopt(curl,CURLOPT_POSTFIELDSIZE,body.size()));
+            }else if(method=="GET") {
+                r = curl_easy_setopt(curl,CURLOPT_HTTPGET,1);
+            }else if(method=="HEAD") {
+                r = curl_easy_setopt(curl,CURLOPT_NOBODY,1);
+            }else /* TODO: specialize exception */
+                throw exception(OPKELE_CP_ "don't know how to handle http method");
+            if(r)
+                throw exception_curl(OPKELE_CP_ "failed to set curly options",r);
+            if(!authorize_header.empty()) {
+                r = curl_easy_setopt(curl,CURLOPT_HTTPHEADER,(curl_slist*)(
+                            _curl_headers_list = curl_slist_append(
+                                0,string("Authorization: "+authorize_header).c_str()
+                                )
+                            ) );
+                if(r)
+                    throw exception_curl(OPKELE_CP_ "failed to setup curlie header");
+            }
+        }
+
 
         const basic_provider_endpoints& simple_consumer::get_endpoints() const {
             return peps; }