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@stephane
Last active August 29, 2015 14:15
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Interface Django with C code with libsoup
#include <stdio.h>
#include <unistd.h>
#include <string.h>
#include <glib.h>
#include <libsoup/soup.h>
#include <libsoup/soup-auth.h>
static char* django_get_csrftoken_from_body(SoupMessage *msg)
{
char *csrftoken = NULL;
char *p_found;
p_found = g_strrstr_len(msg->response_body->data,
msg->response_body->length, "csrfmiddlewaretoken");
if (p_found != NULL) {
csrftoken = g_strndup(p_found + strlen("csrfmiddlewaretoken' value='"),
strlen("c711343cd20077a3aa869fcc9b931ff3"));
}
return csrftoken;
}
static int django_authenticate(SoupSession *session, const char *base_uri)
{
char *uri;
SoupMessage *msg;
char *csrftoken;
uri = g_strconcat(base_uri, "login/", NULL);
msg = soup_message_new(SOUP_METHOD_GET, uri);
soup_session_send_message(session, msg);
printf("Login Status Code: %d\n", msg->status_code);
if (msg->status_code != 200) {
g_object_unref(msg);
g_free(uri);
return -1;
}
csrftoken = django_get_csrftoken_from_body(msg);
g_object_unref(msg);
printf("CSRF token %s\n", csrftoken);
msg = soup_form_request_new("POST", uri,
"username", "MYUSERNAME",
"password", "MYPASSWORD",
"csrfmiddlewaretoken", csrftoken,
NULL);
soup_session_send_message(session, msg);
printf("POST Login Status Code: %d\n", msg->status_code);
printf("Message %s\n", msg->response_body->data);
g_free(csrftoken);
g_object_unref(msg);
g_free(uri);
return 0;
}
int main(int argc, char** argv)
{
SoupSession *session;
SoupCookieJar *jar;
g_type_init();
session = soup_session_sync_new();
/* Accept all cookies */
soup_session_add_feature_by_type(session, SOUP_TYPE_COOKIE_JAR);
jar = SOUP_COOKIE_JAR(soup_session_get_feature(session, SOUP_TYPE_COOKIE_JAR));
soup_cookie_jar_set_accept_policy(jar, SOUP_COOKIE_JAR_ACCEPT_ALWAYS);
django_authenticate(session, "http://localhost:8000/");
soup_session_abort(session);
g_object_unref(session);
return 0;
}
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