diff options
Diffstat (limited to 'protocols/twitter/twitter_http.c')
| -rw-r--r-- | protocols/twitter/twitter_http.c | 142 |
1 files changed, 142 insertions, 0 deletions
diff --git a/protocols/twitter/twitter_http.c b/protocols/twitter/twitter_http.c new file mode 100644 index 00000000..ff17f5f4 --- /dev/null +++ b/protocols/twitter/twitter_http.c @@ -0,0 +1,142 @@ +/***************************************************************************\ +* * +* BitlBee - An IRC to IM gateway * +* Simple module to facilitate twitter functionality. * +* * +* Copyright 2009 Geert Mulders <g.c.w.m.mulders@gmail.com> * +* * +* This library is free software; you can redistribute it and/or * +* modify it under the terms of the GNU Lesser General Public * +* License as published by the Free Software Foundation, version * +* 2.1. * +* * +* This library is distributed in the hope that it will be useful, * +* but WITHOUT ANY WARRANTY; without even the implied warranty of * +* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * +* Lesser General Public License for more details. * +* * +* You should have received a copy of the GNU Lesser General Public License * +* along with this library; if not, write to the Free Software Foundation, * +* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA * +* * +****************************************************************************/ + +/***************************************************************************\ +* * +* Some funtions within this file have been copied from other files within * +* BitlBee. * +* * +****************************************************************************/ + +#include "twitter.h" +#include "bitlbee.h" +#include "url.h" +#include "misc.h" +#include "base64.h" +#include "oauth.h" +#include <ctype.h> +#include <errno.h> + +#include "twitter_http.h" + + +static char *twitter_url_append(char *url, char *key, char* value); + +/** + * Do a request. + * This is actually pretty generic function... Perhaps it should move to the lib/http_client.c + */ +void *twitter_http(struct im_connection *ic, char *url_string, http_input_function func, gpointer data, int is_post, char** arguments, int arguments_len) +{ + struct twitter_data *td = ic->proto_data; + char *tmp; + GString *request = g_string_new(""); + void *ret; + char *url_arguments; + + url_arguments = g_strdup(""); + + // Construct the url arguments. + if (arguments_len != 0) + { + int i; + for (i=0; i<arguments_len; i+=2) + { + tmp = twitter_url_append(url_arguments, arguments[i], arguments[i+1]); + g_free(url_arguments); + url_arguments = tmp; + } + } + + // Make the request. + g_string_printf(request, "%s %s%s%s%s HTTP/1.0\r\n" + "Host: %s\r\n" + "User-Agent: BitlBee " BITLBEE_VERSION " " ARCH "/" CPU "\r\n", + is_post ? "POST" : "GET", + td->url_path, url_string, + is_post ? "" : "?", is_post ? "" : url_arguments, + td->url_host); + + // If a pass and user are given we append them to the request. + if (td->oauth_info) + { + char *full_header; + char *full_url; + + full_url = g_strconcat(set_getstr(&ic->acc->set, "base_url" ), url_string, NULL); + full_header = oauth_http_header(td->oauth_info, is_post ? "POST" : "GET", + full_url, url_arguments); + + g_string_append_printf(request, "Authorization: %s\r\n", full_header); + g_free(full_header); + g_free(full_url); + } + else + { + char userpass[strlen(ic->acc->user)+2+strlen(ic->acc->pass)]; + char *userpass_base64; + + g_snprintf(userpass, sizeof(userpass), "%s:%s", ic->acc->user, ic->acc->pass); + userpass_base64 = base64_encode((unsigned char*)userpass, strlen(userpass)); + g_string_append_printf(request, "Authorization: Basic %s\r\n", userpass_base64); + g_free( userpass_base64 ); + } + + // Do POST stuff.. + if (is_post) + { + // Append the Content-Type and url-encoded arguments. + g_string_append_printf(request, + "Content-Type: application/x-www-form-urlencoded\r\n" + "Content-Length: %zd\r\n\r\n%s", + strlen(url_arguments), url_arguments); + } else { + // Append an extra \r\n to end the request... + g_string_append(request, "\r\n"); + } + + ret = http_dorequest(td->url_host, td->url_port, td->url_ssl, request->str, func, data); + + g_free( url_arguments ); + g_string_free( request, TRUE ); + return ret; +} + +static char *twitter_url_append(char *url, char *key, char* value) +{ + char *key_encoded = g_strndup(key, 3 * strlen(key)); + http_encode(key_encoded); + char *value_encoded = g_strndup(value, 3 * strlen(value)); + http_encode(value_encoded); + + char *retval; + if (strlen(url) != 0) + retval = g_strdup_printf("%s&%s=%s", url, key_encoded, value_encoded); + else + retval = g_strdup_printf("%s=%s", key_encoded, value_encoded); + + g_free(key_encoded); + g_free(value_encoded); + + return retval; +} |