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-rw-r--r--protocols/twitter/Makefile45
-rw-r--r--protocols/twitter/twitter.c553
-rw-r--r--protocols/twitter/twitter.h75
-rw-r--r--protocols/twitter/twitter_http.c142
-rw-r--r--protocols/twitter/twitter_http.h36
-rw-r--r--protocols/twitter/twitter_lib.c837
-rw-r--r--protocols/twitter/twitter_lib.h91
7 files changed, 1779 insertions, 0 deletions
diff --git a/protocols/twitter/Makefile b/protocols/twitter/Makefile
new file mode 100644
index 00000000..3fa9b61e
--- /dev/null
+++ b/protocols/twitter/Makefile
@@ -0,0 +1,45 @@
+###########################
+## Makefile for BitlBee ##
+## ##
+## Copyright 2002 Lintux ##
+###########################
+
+### DEFINITIONS
+
+-include ../../Makefile.settings
+ifdef SRCDIR
+SRCDIR := $(SRCDIR)protocols/twitter/
+endif
+
+# [SH] Program variables
+objects = twitter.o twitter_http.o twitter_lib.o
+
+LFLAGS += -r
+
+# [SH] Phony targets
+all: twitter_mod.o
+check: all
+lcov: check
+gcov:
+ gcov *.c
+
+.PHONY: all clean distclean
+
+clean:
+ rm -f *.o core
+
+distclean: clean
+
+### MAIN PROGRAM
+
+$(objects): ../../Makefile.settings Makefile
+
+$(objects): %.o: $(SRCDIR)%.c
+ @echo '*' Compiling $<
+ @$(CC) -c $(CFLAGS) $< -o $@
+
+twitter_mod.o: $(objects)
+ @echo '*' Linking twitter_mod.o
+ @$(LD) $(LFLAGS) $(objects) -o twitter_mod.o
+
+
diff --git a/protocols/twitter/twitter.c b/protocols/twitter/twitter.c
new file mode 100644
index 00000000..a2f2325c
--- /dev/null
+++ b/protocols/twitter/twitter.c
@@ -0,0 +1,553 @@
+/***************************************************************************\
+* *
+* 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 *
+* *
+****************************************************************************/
+
+#include "nogaim.h"
+#include "oauth.h"
+#include "twitter.h"
+#include "twitter_http.h"
+#include "twitter_lib.h"
+#include "url.h"
+
+/**
+ * Main loop function
+ */
+gboolean twitter_main_loop(gpointer data, gint fd, b_input_condition cond)
+{
+ struct im_connection *ic = data;
+
+ // Check if we are still logged in...
+ if (!g_slist_find( twitter_connections, ic ))
+ return 0;
+
+ // Do stuff..
+ twitter_get_home_timeline(ic, -1);
+
+ // If we are still logged in run this function again after timeout.
+ return (ic->flags & OPT_LOGGED_IN) == OPT_LOGGED_IN;
+}
+
+static void twitter_main_loop_start( struct im_connection *ic )
+{
+ struct twitter_data *td = ic->proto_data;
+
+ imcb_log( ic, "Getting initial statuses" );
+
+ // Run this once. After this queue the main loop function.
+ twitter_main_loop(ic, -1, 0);
+
+ // Queue the main_loop
+ // Save the return value, so we can remove the timeout on logout.
+ td->main_loop_id = b_timeout_add(60000, twitter_main_loop, ic);
+}
+
+static void twitter_oauth_start( struct im_connection *ic );
+
+void twitter_login_finish( struct im_connection *ic )
+{
+ struct twitter_data *td = ic->proto_data;
+
+ if( set_getbool( &ic->acc->set, "oauth" ) && !td->oauth_info )
+ twitter_oauth_start( ic );
+ else if( g_strcasecmp( set_getstr( &ic->acc->set, "mode" ), "one" ) != 0 &&
+ !( td->flags & TWITTER_HAVE_FRIENDS ) )
+ {
+ imcb_log( ic, "Getting contact list" );
+ twitter_get_statuses_friends( ic, -1 );
+ }
+ else
+ twitter_main_loop_start( ic );
+}
+
+static const struct oauth_service twitter_oauth =
+{
+ "http://api.twitter.com/oauth/request_token",
+ "http://api.twitter.com/oauth/access_token",
+ "https://api.twitter.com/oauth/authorize",
+ .consumer_key = "xsDNKJuNZYkZyMcu914uEA",
+ .consumer_secret = "FCxqcr0pXKzsF9ajmP57S3VQ8V6Drk4o2QYtqMcOszo",
+};
+
+static gboolean twitter_oauth_callback( struct oauth_info *info );
+
+static void twitter_oauth_start( struct im_connection *ic )
+{
+ struct twitter_data *td = ic->proto_data;
+
+ imcb_log( ic, "Requesting OAuth request token" );
+
+ td->oauth_info = oauth_request_token( &twitter_oauth, twitter_oauth_callback, ic );
+}
+
+static gboolean twitter_oauth_callback( struct oauth_info *info )
+{
+ struct im_connection *ic = info->data;
+ struct twitter_data *td;
+
+ if( !g_slist_find( twitter_connections, ic ) )
+ return FALSE;
+
+ td = ic->proto_data;
+ if( info->stage == OAUTH_REQUEST_TOKEN )
+ {
+ char name[strlen(ic->acc->user)+9], *msg;
+
+ if( info->request_token == NULL )
+ {
+ imcb_error( ic, "OAuth error: %s", info->http->status_string );
+ imc_logout( ic, TRUE );
+ return FALSE;
+ }
+
+ sprintf( name, "%s_%s", td->prefix, ic->acc->user );
+ msg = g_strdup_printf( "To finish OAuth authentication, please visit "
+ "%s and respond with the resulting PIN code.",
+ info->auth_url );
+ imcb_buddy_msg( ic, name, msg, 0, 0 );
+ g_free( msg );
+ }
+ else if( info->stage == OAUTH_ACCESS_TOKEN )
+ {
+ if( info->token == NULL || info->token_secret == NULL )
+ {
+ imcb_error( ic, "OAuth error: %s", info->http->status_string );
+ imc_logout( ic, TRUE );
+ return FALSE;
+ }
+
+ /* IM mods didn't do this so far and it's ugly but I should
+ be able to get away with it... */
+ g_free( ic->acc->pass );
+ ic->acc->pass = oauth_to_string( info );
+
+ twitter_login_finish( ic );
+ }
+
+ return TRUE;
+}
+
+
+static char *set_eval_mode( set_t *set, char *value )
+{
+ if( g_strcasecmp( value, "one" ) == 0 ||
+ g_strcasecmp( value, "many" ) == 0 ||
+ g_strcasecmp( value, "chat" ) == 0 )
+ return value;
+ else
+ return NULL;
+}
+
+static gboolean twitter_length_check( struct im_connection *ic, gchar *msg )
+{
+ int max = set_getint( &ic->acc->set, "message_length" ), len;
+
+ if( max == 0 || ( len = g_utf8_strlen( msg, -1 ) ) <= max )
+ return TRUE;
+
+ imcb_error( ic, "Maximum message length exceeded: %d > %d", len, max );
+
+ return FALSE;
+}
+
+static void twitter_init( account_t *acc )
+{
+ set_t *s;
+ char *def_url;
+ char *def_oauth;
+
+ if( strcmp( acc->prpl->name, "twitter" ) == 0 )
+ {
+ def_url = TWITTER_API_URL;
+ def_oauth = "true";
+ }
+ else /* if( strcmp( acc->prpl->name, "identica" ) == 0 ) */
+ {
+ def_url = IDENTICA_API_URL;
+ def_oauth = "false";
+ }
+
+ s = set_add( &acc->set, "auto_reply_timeout", "10800", set_eval_int, acc );
+
+ s = set_add( &acc->set, "base_url", def_url, NULL, acc );
+ s->flags |= ACC_SET_OFFLINE_ONLY;
+
+ s = set_add( &acc->set, "commands", "true", set_eval_bool, acc );
+
+ s = set_add( &acc->set, "message_length", "140", set_eval_int, acc );
+
+ s = set_add( &acc->set, "mode", "one", set_eval_mode, acc );
+ s->flags |= ACC_SET_OFFLINE_ONLY;
+
+ s = set_add( &acc->set, "oauth", def_oauth, set_eval_bool, acc );
+}
+
+/**
+ * Login method. Since the twitter API works with seperate HTTP request we
+ * only save the user and pass to the twitter_data object.
+ */
+static void twitter_login( account_t *acc )
+{
+ struct im_connection *ic = imcb_new( acc );
+ struct twitter_data *td;
+ char name[strlen(acc->user)+9];
+ url_t url;
+
+ if( !url_set( &url, set_getstr( &ic->acc->set, "base_url" ) ) ||
+ ( url.proto != PROTO_HTTP && url.proto != PROTO_HTTPS ) )
+ {
+ imcb_error( ic, "Incorrect API base URL: %s", set_getstr( &ic->acc->set, "base_url" ) );
+ imc_logout( ic, FALSE );
+ return;
+ }
+
+ twitter_connections = g_slist_append( twitter_connections, ic );
+ td = g_new0( struct twitter_data, 1 );
+ ic->proto_data = td;
+
+ td->url_ssl = url.proto == PROTO_HTTPS;
+ td->url_port = url.port;
+ td->url_host = g_strdup( url.host );
+ if( strcmp( url.file, "/" ) != 0 )
+ td->url_path = g_strdup( url.file );
+ else
+ td->url_path = g_strdup( "" );
+ if( g_str_has_suffix( url.host, ".com" ) )
+ td->prefix = g_strndup( url.host, strlen( url.host ) - 4 );
+ else
+ td->prefix = g_strdup( url.host );
+
+ td->user = acc->user;
+ if( strstr( acc->pass, "oauth_token=" ) )
+ td->oauth_info = oauth_from_string( acc->pass, &twitter_oauth );
+
+ sprintf( name, "%s_%s", td->prefix, acc->user );
+ imcb_add_buddy( ic, name, NULL );
+ imcb_buddy_status( ic, name, OPT_LOGGED_IN, NULL, NULL );
+
+ imcb_log( ic, "Connecting" );
+
+ twitter_login_finish( ic );
+}
+
+/**
+ * Logout method. Just free the twitter_data.
+ */
+static void twitter_logout( struct im_connection *ic )
+{
+ struct twitter_data *td = ic->proto_data;
+
+ // Set the status to logged out.
+ ic->flags = 0;
+
+ // Remove the main_loop function from the function queue.
+ b_event_remove(td->main_loop_id);
+
+ if(td->home_timeline_gc)
+ imcb_chat_free(td->home_timeline_gc);
+
+ if( td )
+ {
+ oauth_info_free( td->oauth_info );
+ g_free( td->prefix );
+ g_free( td->url_host );
+ g_free( td->url_path );
+ g_free( td->pass );
+ g_free( td );
+ }
+
+ twitter_connections = g_slist_remove( twitter_connections, ic );
+}
+
+static void twitter_handle_command( struct im_connection *ic, char *message );
+
+/**
+ *
+ */
+static int twitter_buddy_msg( struct im_connection *ic, char *who, char *message, int away )
+{
+ struct twitter_data *td = ic->proto_data;
+ int plen = strlen( td->prefix );
+
+ if (g_strncasecmp(who, td->prefix, plen) == 0 && who[plen] == '_' &&
+ g_strcasecmp(who + plen + 1, ic->acc->user) == 0)
+ {
+ if( set_getbool( &ic->acc->set, "oauth" ) &&
+ td->oauth_info && td->oauth_info->token == NULL )
+ {
+ char pin[strlen(message)+1], *s;
+
+ strcpy( pin, message );
+ for( s = pin + sizeof( pin ) - 2; s > pin && isspace( *s ); s -- )
+ *s = '\0';
+ for( s = pin; *s && isspace( *s ); s ++ ) {}
+
+ if( !oauth_access_token( s, td->oauth_info ) )
+ {
+ imcb_error( ic, "OAuth error: %s", "Failed to send access token request" );
+ imc_logout( ic, TRUE );
+ return FALSE;
+ }
+ }
+ else
+ twitter_handle_command(ic, message);
+ }
+ else
+ {
+ twitter_direct_messages_new(ic, who, message);
+ }
+ return( 0 );
+}
+
+/**
+ *
+ */
+static void twitter_set_my_name( struct im_connection *ic, char *info )
+{
+}
+
+static void twitter_get_info(struct im_connection *ic, char *who)
+{
+}
+
+static void twitter_add_buddy( struct im_connection *ic, char *who, char *group )
+{
+ twitter_friendships_create_destroy(ic, who, 1);
+}
+
+static void twitter_remove_buddy( struct im_connection *ic, char *who, char *group )
+{
+ twitter_friendships_create_destroy(ic, who, 0);
+}
+
+static void twitter_chat_msg( struct groupchat *c, char *message, int flags )
+{
+ if( c && message )
+ twitter_handle_command( c->ic, message );
+}
+
+static void twitter_chat_invite( struct groupchat *c, char *who, char *message )
+{
+}
+
+static void twitter_chat_leave( struct groupchat *c )
+{
+ struct twitter_data *td = c->ic->proto_data;
+
+ if( c != td->home_timeline_gc )
+ return; /* WTF? */
+
+ /* If the user leaves the channel: Fine. Rejoin him/her once new
+ tweets come in. */
+ imcb_chat_free(td->home_timeline_gc);
+ td->home_timeline_gc = NULL;
+}
+
+static struct groupchat *twitter_chat_with( struct im_connection *ic, char *who )
+{
+ return NULL;
+}
+
+static void twitter_keepalive( struct im_connection *ic )
+{
+}
+
+static void twitter_add_permit( struct im_connection *ic, char *who )
+{
+}
+
+static void twitter_rem_permit( struct im_connection *ic, char *who )
+{
+}
+
+static void twitter_add_deny( struct im_connection *ic, char *who )
+{
+}
+
+static void twitter_rem_deny( struct im_connection *ic, char *who )
+{
+}
+
+static int twitter_send_typing( struct im_connection *ic, char *who, int typing )
+{
+ return( 1 );
+}
+
+//static char *twitter_set_display_name( set_t *set, char *value )
+//{
+// return value;
+//}
+
+static void twitter_buddy_data_add( struct bee_user *bu )
+{
+ bu->data = g_new0( struct twitter_user_data, 1 );
+}
+
+static void twitter_buddy_data_free( struct bee_user *bu )
+{
+ g_free( bu->data );
+}
+
+static void twitter_handle_command( struct im_connection *ic, char *message )
+{
+ struct twitter_data *td = ic->proto_data;
+ char *cmds, **cmd;
+
+ cmds = g_strdup( message );
+ cmd = split_command_parts( cmds );
+
+ if( cmd[0] == NULL )
+ {
+ g_free( cmds );
+ return;
+ }
+ else if( !set_getbool( &ic->acc->set, "commands" ) )
+ {
+ /* Not supporting commands. */
+ }
+ else if( g_strcasecmp( cmd[0], "undo" ) == 0 )
+ {
+ guint64 id;
+
+ if( cmd[1] )
+ id = g_ascii_strtoull( cmd[1], NULL, 10 );
+ else
+ id = td->last_status_id;
+
+ /* TODO: User feedback. */
+ if( id )
+ twitter_status_destroy( ic, id );
+
+ g_free( cmds );
+ return;
+ }
+ else if( g_strcasecmp( cmd[0], "follow" ) == 0 && cmd[1] )
+ {
+ twitter_add_buddy( ic, cmd[1], NULL );
+ g_free( cmds );
+ return;
+ }
+ else if( g_strcasecmp( cmd[0], "unfollow" ) == 0 && cmd[1] )
+ {
+ twitter_remove_buddy( ic, cmd[1], NULL );
+ g_free( cmds );
+ return;
+ }
+ else if( g_strcasecmp( cmd[0], "rt" ) == 0 && cmd[1] )
+ {
+ struct twitter_user_data *tud;
+ bee_user_t *bu;
+ guint64 id;
+
+ if( ( bu = bee_user_by_handle( ic->bee, ic, cmd[1] ) ) &&
+ ( tud = bu->data ) && tud->last_id )
+ id = tud->last_id;
+ else
+ id = g_ascii_strtoull( cmd[1], NULL, 10 );
+
+ td->last_status_id = 0;
+ if( id )
+ twitter_status_retweet( ic, id );
+
+ g_free( cmds );
+ return;
+ }
+ else if( g_strcasecmp( cmd[0], "post" ) == 0 )
+ {
+ message += 5;
+ }
+
+ {
+ guint64 in_reply_to = 0;
+ char *s, *new = NULL;
+ bee_user_t *bu;
+
+ if( !twitter_length_check( ic, message ) )
+ {
+ g_free( cmds );
+ return;
+ }
+
+ s = cmd[0] + strlen( cmd[0] ) - 1;
+ if( s > cmd[0] && ( *s == ':' || *s == ',' ) )
+ {
+ *s = '\0';
+
+ if( ( bu = bee_user_by_handle( ic->bee, ic, cmd[0] ) ) )
+ {
+ struct twitter_user_data *tud = bu->data;
+
+ new = g_strdup_printf( "@%s %s", bu->handle,
+ message + ( s - cmd[0] ) + 2 );
+ message = new;
+
+ if( time( NULL ) < tud->last_time +
+ set_getint( &ic->acc->set, "auto_reply_timeout" ) )
+ in_reply_to = tud->last_id;
+ }
+ }
+
+ /* If the user runs undo between this request and its response
+ this would delete the second-last Tweet. Prevent that. */
+ td->last_status_id = 0;
+ twitter_post_status( ic, message, in_reply_to );
+ g_free( new );
+ }
+ g_free( cmds );
+}
+
+void twitter_initmodule()
+{
+ struct prpl *ret = g_new0(struct prpl, 1);
+
+ ret->name = "twitter";
+ ret->login = twitter_login;
+ ret->init = twitter_init;
+ ret->logout = twitter_logout;
+ ret->buddy_msg = twitter_buddy_msg;
+ ret->get_info = twitter_get_info;
+ ret->set_my_name = twitter_set_my_name;
+ ret->add_buddy = twitter_add_buddy;
+ ret->remove_buddy = twitter_remove_buddy;
+ ret->chat_msg = twitter_chat_msg;
+ ret->chat_invite = twitter_chat_invite;
+ ret->chat_leave = twitter_chat_leave;
+ ret->chat_with = twitter_chat_with;
+ ret->keepalive = twitter_keepalive;
+ ret->add_permit = twitter_add_permit;
+ ret->rem_permit = twitter_rem_permit;
+ ret->add_deny = twitter_add_deny;
+ ret->rem_deny = twitter_rem_deny;
+ ret->send_typing = twitter_send_typing;
+ ret->buddy_data_add = twitter_buddy_data_add;
+ ret->buddy_data_free = twitter_buddy_data_free;
+ ret->handle_cmp = g_strcasecmp;
+
+ register_protocol(ret);
+
+ /* And an identi.ca variant: */
+ ret = g_memdup(ret, sizeof(struct prpl));
+ ret->name = "identica";
+ register_protocol(ret);
+
+ // Initialise the twitter_connections GSList.
+ twitter_connections = NULL;
+}
diff --git a/protocols/twitter/twitter.h b/protocols/twitter/twitter.h
new file mode 100644
index 00000000..0acb3b4d
--- /dev/null
+++ b/protocols/twitter/twitter.h
@@ -0,0 +1,75 @@
+/***************************************************************************\
+* *
+* 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 *
+* *
+****************************************************************************/
+
+#include "nogaim.h"
+
+#ifndef _TWITTER_H
+#define _TWITTER_H
+
+#ifdef DEBUG_TWITTER
+#define debug( text... ) imcb_log( ic, text );
+#else
+#define debug( text... )
+#endif
+
+typedef enum
+{
+ TWITTER_HAVE_FRIENDS = 1,
+} twitter_flags_t;
+
+struct twitter_data
+{
+ char* user;
+ char* pass;
+ struct oauth_info *oauth_info;
+ guint64 home_timeline_id;
+ guint64 last_status_id; /* For undo */
+ gint main_loop_id;
+ struct groupchat *home_timeline_gc;
+ gint http_fails;
+ twitter_flags_t flags;
+
+ gboolean url_ssl;
+ int url_port;
+ char *url_host;
+ char *url_path;
+
+ char *prefix; /* Used to generate contact + channel name. */
+};
+
+struct twitter_user_data
+{
+ guint64 last_id;
+ time_t last_time;
+};
+
+/**
+ * This has the same function as the msn_connections GSList. We use this to
+ * make sure the connection is still alive in callbacks before we do anything
+ * else.
+ */
+GSList *twitter_connections;
+
+void twitter_login_finish( struct im_connection *ic );
+
+#endif //_TWITTER_H
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;
+}
diff --git a/protocols/twitter/twitter_http.h b/protocols/twitter/twitter_http.h
new file mode 100644
index 00000000..393a1c26
--- /dev/null
+++ b/protocols/twitter/twitter_http.h
@@ -0,0 +1,36 @@
+/***************************************************************************\
+* *
+* 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 *
+* *
+****************************************************************************/
+
+#ifndef _TWITTER_HTTP_H
+#define _TWITTER_HTTP_H
+
+#include "nogaim.h"
+#include "http_client.h"
+
+struct oauth_info;
+
+void *twitter_http(struct im_connection *ic, char *url_string, http_input_function func,
+ gpointer data, int is_post, char** arguments, int arguments_len);
+
+#endif //_TWITTER_HTTP_H
+
diff --git a/protocols/twitter/twitter_lib.c b/protocols/twitter/twitter_lib.c
new file mode 100644
index 00000000..f9e808f7
--- /dev/null
+++ b/protocols/twitter/twitter_lib.c
@@ -0,0 +1,837 @@
+/***************************************************************************\
+* *
+* 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 *
+* *
+****************************************************************************/
+
+/* For strptime(): */
+#if(__sun)
+#else
+#define _XOPEN_SOURCE
+#endif
+
+#include "twitter_http.h"
+#include "twitter.h"
+#include "bitlbee.h"
+#include "url.h"
+#include "misc.h"
+#include "base64.h"
+#include "xmltree.h"
+#include "twitter_lib.h"
+#include <ctype.h>
+#include <errno.h>
+
+/* GLib < 2.12.0 doesn't have g_ascii_strtoll(), work around using system strtoll(). */
+/* GLib < 2.12.4 can be buggy: http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=488013 */
+#if !GLIB_CHECK_VERSION(2,12,5)
+#include <stdlib.h>
+#include <limits.h>
+#define g_ascii_strtoll strtoll
+#endif
+
+#define TXL_STATUS 1
+#define TXL_USER 2
+#define TXL_ID 3
+
+struct twitter_xml_list {
+ int type;
+ gint64 next_cursor;
+ GSList *list;
+ gpointer data;
+};
+
+struct twitter_xml_user {
+ char *name;
+ char *screen_name;
+};
+
+struct twitter_xml_status {
+ time_t created_at;
+ char *text;
+ struct twitter_xml_user *user;
+ guint64 id;
+};
+
+static void twitter_groupchat_init(struct im_connection *ic);
+
+/**
+ * Frees a twitter_xml_user struct.
+ */
+static void txu_free(struct twitter_xml_user *txu)
+{
+ if (txu == NULL)
+ return;
+ g_free(txu->name);
+ g_free(txu->screen_name);
+ g_free(txu);
+}
+
+
+/**
+ * Frees a twitter_xml_status struct.
+ */
+static void txs_free(struct twitter_xml_status *txs)
+{
+ g_free(txs->text);
+ txu_free(txs->user);
+ g_free(txs);
+}
+
+/**
+ * Free a twitter_xml_list struct.
+ * type is the type of list the struct holds.
+ */
+static void txl_free(struct twitter_xml_list *txl)
+{
+ GSList *l;
+ if (txl == NULL)
+ return;
+ for ( l = txl->list; l ; l = g_slist_next(l) )
+ if (txl->type == TXL_STATUS)
+ txs_free((struct twitter_xml_status *)l->data);
+ else if (txl->type == TXL_ID)
+ g_free(l->data);
+ g_slist_free(txl->list);
+}
+
+/**
+ * Add a buddy if it is not allready added, set the status to logged in.
+ */
+static void twitter_add_buddy(struct im_connection *ic, char *name, const char *fullname)
+{
+ struct twitter_data *td = ic->proto_data;
+
+ // Check if the buddy is allready in the buddy list.
+ if (!bee_user_by_handle( ic->bee, ic, name ))
+ {
+ char *mode = set_getstr(&ic->acc->set, "mode");
+
+ // The buddy is not in the list, add the buddy and set the status to logged in.
+ imcb_add_buddy( ic, name, NULL );
+ imcb_rename_buddy( ic, name, fullname );
+ if (g_strcasecmp(mode, "chat") == 0)
+ {
+ /* Necessary so that nicks always get translated to the
+ exact Twitter username. */
+ imcb_buddy_nick_hint( ic, name, name );
+ imcb_chat_add_buddy( td->home_timeline_gc, name );
+ }
+ else if (g_strcasecmp(mode, "many") == 0)
+ imcb_buddy_status( ic, name, OPT_LOGGED_IN, NULL, NULL );
+ }
+}
+
+/* Warning: May return a malloc()ed value, which will be free()d on the next
+ call. Only for short-term use. */
+static char *twitter_parse_error(struct http_request *req)
+{
+ static char *ret = NULL;
+ struct xt_parser *xp = NULL;
+ struct xt_node *node;
+
+ g_free(ret);
+ ret = NULL;
+
+ if (req->body_size > 0)
+ {
+ xp = xt_new(NULL, NULL);
+ xt_feed(xp, req->reply_body, req->body_size);
+
+ if ((node = xt_find_node(xp->root, "hash")) &&
+ (node = xt_find_node(node->children, "error")) &&
+ node->text_len > 0)
+ {
+ ret = g_strdup_printf("%s (%s)", req->status_string, node->text);
+ xt_free(xp);
+ return ret;
+ }
+
+ xt_free(xp);
+ }
+
+ return req->status_string;
+}
+
+static void twitter_http_get_friends_ids(struct http_request *req);
+
+/**
+ * Get the friends ids.
+ */
+void twitter_get_friends_ids(struct im_connection *ic, gint64 next_cursor)
+{
+ // Primitive, but hey! It works...
+ char* args[2];
+ args[0] = "cursor";
+ args[1] = g_strdup_printf ("%lld", (long long) next_cursor);
+ twitter_http(ic, TWITTER_FRIENDS_IDS_URL, twitter_http_get_friends_ids, ic, 0, args, 2);
+
+ g_free(args[1]);
+}
+
+/**
+ * Function to help fill a list.
+ */
+static xt_status twitter_xt_next_cursor( struct xt_node *node, struct twitter_xml_list *txl )
+{
+ char *end = NULL;
+
+ if( node->text )
+ txl->next_cursor = g_ascii_strtoll( node->text, &end, 10 );
+ if( end == NULL )
+ txl->next_cursor = -1;
+
+ return XT_HANDLED;
+}
+
+/**
+ * Fill a list of ids.
+ */
+static xt_status twitter_xt_get_friends_id_list( struct xt_node *node, struct twitter_xml_list *txl )
+{
+ struct xt_node *child;
+
+ // Set the list type.
+ txl->type = TXL_ID;
+
+ // The root <statuses> node should hold the list of statuses <status>
+ // Walk over the nodes children.
+ for( child = node->children ; child ; child = child->next )
+ {
+ if ( g_strcasecmp( "id", child->name ) == 0)
+ {
+ // Add the item to the list.
+ txl->list = g_slist_append (txl->list, g_memdup( child->text, child->text_len + 1 ));
+ }
+ else if ( g_strcasecmp( "next_cursor", child->name ) == 0)
+ {
+ twitter_xt_next_cursor(child, txl);
+ }
+ }
+
+ return XT_HANDLED;
+}
+
+/**
+ * Callback for getting the friends ids.
+ */
+static void twitter_http_get_friends_ids(struct http_request *req)
+{
+ struct im_connection *ic;
+ struct xt_parser *parser;
+ struct twitter_xml_list *txl;
+ struct twitter_data *td;
+
+ ic = req->data;
+
+ // Check if the connection is still active.
+ if( !g_slist_find( twitter_connections, ic ) )
+ return;
+
+ td = ic->proto_data;
+
+ // Check if the HTTP request went well.
+ if (req->status_code != 200) {
+ // It didn't go well, output the error and return.
+ if (++td->http_fails >= 5)
+ imcb_error(ic, "Could not retrieve friends: %s", twitter_parse_error(req));
+
+ return;
+ } else {
+ td->http_fails = 0;
+ }
+
+ txl = g_new0(struct twitter_xml_list, 1);
+
+ // Parse the data.
+ parser = xt_new( NULL, txl );
+ xt_feed( parser, req->reply_body, req->body_size );
+ twitter_xt_get_friends_id_list(parser->root, txl);
+ xt_free( parser );
+
+ if (txl->next_cursor)
+ twitter_get_friends_ids(ic, txl->next_cursor);
+
+ txl_free(txl);
+ g_free(txl);
+}
+
+/**
+ * Function to fill a twitter_xml_user struct.
+ * It sets:
+ * - the name and
+ * - the screen_name.
+ */
+static xt_status twitter_xt_get_user( struct xt_node *node, struct twitter_xml_user *txu )
+{
+ struct xt_node *child;
+
+ // Walk over the nodes children.
+ for( child = node->children ; child ; child = child->next )
+ {
+ if ( g_strcasecmp( "name", child->name ) == 0)
+ {
+ txu->name = g_memdup( child->text, child->text_len + 1 );
+ }
+ else if (g_strcasecmp( "screen_name", child->name ) == 0)
+ {
+ txu->screen_name = g_memdup( child->text, child->text_len + 1 );
+ }
+ }
+ return XT_HANDLED;
+}
+
+/**
+ * Function to fill a twitter_xml_list struct.
+ * It sets:
+ * - all <user>s from the <users> element.
+ */
+static xt_status twitter_xt_get_users( struct xt_node *node, struct twitter_xml_list *txl )
+{
+ struct twitter_xml_user *txu;
+ struct xt_node *child;
+
+ // Set the type of the list.
+ txl->type = TXL_USER;
+
+ // The root <users> node should hold the list of users <user>
+ // Walk over the nodes children.
+ for( child = node->children ; child ; child = child->next )
+ {
+ if ( g_strcasecmp( "user", child->name ) == 0)
+ {
+ txu = g_new0(struct twitter_xml_user, 1);
+ twitter_xt_get_user(child, txu);
+ // Put the item in the front of the list.
+ txl->list = g_slist_prepend (txl->list, txu);
+ }
+ }
+
+ return XT_HANDLED;
+}
+
+/**
+ * Function to fill a twitter_xml_list struct.
+ * It calls twitter_xt_get_users to get the <user>s from a <users> element.
+ * It sets:
+ * - the next_cursor.
+ */
+static xt_status twitter_xt_get_user_list( struct xt_node *node, struct twitter_xml_list *txl )
+{
+ struct xt_node *child;
+
+ // Set the type of the list.
+ txl->type = TXL_USER;
+
+ // The root <user_list> node should hold a users <users> element
+ // Walk over the nodes children.
+ for( child = node->children ; child ; child = child->next )
+ {
+ if ( g_strcasecmp( "users", child->name ) == 0)
+ {
+ twitter_xt_get_users(child, txl);
+ }
+ else if ( g_strcasecmp( "next_cursor", child->name ) == 0)
+ {
+ twitter_xt_next_cursor(child, txl);
+ }
+ }
+
+ return XT_HANDLED;
+}
+
+
+/**
+ * Function to fill a twitter_xml_status struct.
+ * It sets:
+ * - the status text and
+ * - the created_at timestamp and
+ * - the status id and
+ * - the user in a twitter_xml_user struct.
+ */
+static xt_status twitter_xt_get_status( struct xt_node *node, struct twitter_xml_status *txs )
+{
+ struct xt_node *child, *rt;
+ gboolean truncated = FALSE;
+
+ // Walk over the nodes children.
+ for( child = node->children ; child ; child = child->next )
+ {
+ if ( g_strcasecmp( "text", child->name ) == 0)
+ {
+ txs->text = g_memdup( child->text, child->text_len + 1 );
+ }
+ else if (g_strcasecmp( "truncated", child->name ) == 0 && child->text)
+ {
+ truncated = bool2int(child->text);
+ }
+ else if (g_strcasecmp( "retweeted_status", child->name ) == 0)
+ {
+ rt = child;
+ }
+ else if (g_strcasecmp( "created_at", child->name ) == 0)
+ {
+ struct tm parsed;
+
+ /* Very sensitive to changes to the formatting of
+ this field. :-( Also assumes the timezone used
+ is UTC since C time handling functions suck. */
+ if( strptime( child->text, "%a %b %d %H:%M:%S %z %Y", &parsed ) != NULL )
+ txs->created_at = mktime_utc( &parsed );
+ }
+ else if (g_strcasecmp( "user", child->name ) == 0)
+ {
+ txs->user = g_new0(struct twitter_xml_user, 1);
+ twitter_xt_get_user( child, txs->user );
+ }
+ else if (g_strcasecmp( "id", child->name ) == 0)
+ {
+ txs->id = g_ascii_strtoull (child->text, NULL, 10);
+ }
+ }
+
+ /* If it's a truncated retweet, get the original because dots suck. */
+ if (truncated && rt)
+ {
+ struct twitter_xml_status *rtxs = g_new0(struct twitter_xml_status, 1);
+ if (twitter_xt_get_status(rt, rtxs) != XT_HANDLED)
+ {
+ txs_free(rtxs);
+ return XT_HANDLED;
+ }
+
+ g_free(txs->text);
+ txs->text = g_strdup_printf("RT @%s: %s", rtxs->user->screen_name, rtxs->text);
+ txs_free(rtxs);
+ }
+
+ return XT_HANDLED;
+}
+
+/**
+ * Function to fill a twitter_xml_list struct.
+ * It sets:
+ * - all <status>es within the <status> element and
+ * - the next_cursor.
+ */
+static xt_status twitter_xt_get_status_list( struct im_connection *ic, struct xt_node *node, struct twitter_xml_list *txl )
+{
+ struct twitter_xml_status *txs;
+ struct xt_node *child;
+ bee_user_t *bu;
+
+ // Set the type of the list.
+ txl->type = TXL_STATUS;
+
+ // The root <statuses> node should hold the list of statuses <status>
+ // Walk over the nodes children.
+ for( child = node->children ; child ; child = child->next )
+ {
+ if ( g_strcasecmp( "status", child->name ) == 0)
+ {
+ txs = g_new0(struct twitter_xml_status, 1);
+ twitter_xt_get_status(child, txs);
+ // Put the item in the front of the list.
+ txl->list = g_slist_prepend (txl->list, txs);
+
+ if (txs->user && txs->user->screen_name &&
+ (bu = bee_user_by_handle(ic->bee, ic, txs->user->screen_name)))
+ {
+ struct twitter_user_data *tud = bu->data;
+
+ if (txs->id > tud->last_id)
+ {
+ tud->last_id = txs->id;
+ tud->last_time = txs->created_at;
+ }
+ }
+ }
+ else if ( g_strcasecmp( "next_cursor", child->name ) == 0)
+ {
+ twitter_xt_next_cursor(child, txl);
+ }
+ }
+
+ return XT_HANDLED;
+}
+
+static void twitter_http_get_home_timeline(struct http_request *req);
+
+/**
+ * Get the timeline.
+ */
+void twitter_get_home_timeline(struct im_connection *ic, gint64 next_cursor)
+{
+ struct twitter_data *td = ic->proto_data;
+
+ char* args[4];
+ args[0] = "cursor";
+ args[1] = g_strdup_printf ("%lld", (long long) next_cursor);
+ if (td->home_timeline_id) {
+ args[2] = "since_id";
+ args[3] = g_strdup_printf ("%llu", (long long unsigned int) td->home_timeline_id);
+ }
+
+ twitter_http(ic, TWITTER_HOME_TIMELINE_URL, twitter_http_get_home_timeline, ic, 0, args, td->home_timeline_id ? 4 : 2);
+
+ g_free(args[1]);
+ if (td->home_timeline_id) {
+ g_free(args[3]);
+ }
+}
+
+static void twitter_groupchat_init(struct im_connection *ic)
+{
+ char *name_hint;
+ struct groupchat *gc;
+ struct twitter_data *td = ic->proto_data;
+
+ td->home_timeline_gc = gc = imcb_chat_new( ic, "home/timeline" );
+
+ name_hint = g_strdup_printf( "%s_%s", td->prefix, ic->acc->user );
+ imcb_chat_name_hint( gc, name_hint );
+ g_free( name_hint );
+}
+
+/**
+ * Function that is called to see the statuses in a groupchat window.
+ */
+static void twitter_groupchat(struct im_connection *ic, GSList *list)
+{
+ struct twitter_data *td = ic->proto_data;
+ GSList *l = NULL;
+ struct twitter_xml_status *status;
+ struct groupchat *gc;
+
+ // Create a new groupchat if it does not exsist.
+ if (!td->home_timeline_gc)
+ twitter_groupchat_init(ic);
+
+ gc = td->home_timeline_gc;
+ if (!gc->joined)
+ imcb_chat_add_buddy( gc, ic->acc->user );
+
+ for ( l = list; l ; l = g_slist_next(l) )
+ {
+ status = l->data;
+ if (status->user == NULL || status->text == NULL)
+ continue;
+
+ twitter_add_buddy(ic, status->user->screen_name, status->user->name);
+
+ strip_html(status->text);
+
+ // Say it!
+ if (g_strcasecmp(td->user, status->user->screen_name) == 0)
+ imcb_chat_log (gc, "Your Tweet: %s", status->text);
+ else
+ imcb_chat_msg (gc, status->user->screen_name, status->text, 0, status->created_at );
+
+ // Update the home_timeline_id to hold the highest id, so that by the next request
+ // we won't pick up the updates allready in the list.
+ td->home_timeline_id = td->home_timeline_id < status->id ? status->id : td->home_timeline_id;
+ }
+}
+
+/**
+ * Function that is called to see statuses as private messages.
+ */
+static void twitter_private_message_chat(struct im_connection *ic, GSList *list)
+{
+ struct twitter_data *td = ic->proto_data;
+ GSList *l = NULL;
+ struct twitter_xml_status *status;
+ char from[MAX_STRING];
+ gboolean mode_one;
+
+ mode_one = g_strcasecmp( set_getstr( &ic->acc->set, "mode" ), "one" ) == 0;
+
+ if( mode_one )
+ {
+ g_snprintf( from, sizeof( from ) - 1, "%s_%s", td->prefix, ic->acc->user );
+ from[MAX_STRING-1] = '\0';
+ }
+
+ for ( l = list; l ; l = g_slist_next(l) )
+ {
+ char *text = NULL;
+
+ status = l->data;
+
+ strip_html( status->text );
+ if( mode_one )
+ text = g_strdup_printf( "\002<\002%s\002>\002 %s",
+ status->user->screen_name, status->text );
+ else
+ twitter_add_buddy(ic, status->user->screen_name, status->user->name);
+
+ imcb_buddy_msg( ic,
+ mode_one ? from : status->user->screen_name,
+ mode_one ? text : status->text,
+ 0, status->created_at );
+
+ // Update the home_timeline_id to hold the highest id, so that by the next request
+ // we won't pick up the updates allready in the list.
+ td->home_timeline_id = td->home_timeline_id < status->id ? status->id : td->home_timeline_id;
+
+ g_free( text );
+ }
+}
+
+/**
+ * Callback for getting the home timeline.
+ */
+static void twitter_http_get_home_timeline(struct http_request *req)
+{
+ struct im_connection *ic = req->data;
+ struct twitter_data *td;
+ struct xt_parser *parser;
+ struct twitter_xml_list *txl;
+
+ // Check if the connection is still active.
+ if( !g_slist_find( twitter_connections, ic ) )
+ return;
+
+ td = ic->proto_data;
+
+ // Check if the HTTP request went well.
+ if (req->status_code == 200)
+ {
+ td->http_fails = 0;
+ if (!(ic->flags & OPT_LOGGED_IN))
+ imcb_connected(ic);
+ }
+ else if (req->status_code == 401)
+ {
+ imcb_error( ic, "Authentication failure" );
+ imc_logout( ic, FALSE );
+ return;
+ }
+ else
+ {
+ // It didn't go well, output the error and return.
+ if (++td->http_fails >= 5)
+ imcb_error(ic, "Could not retrieve " TWITTER_HOME_TIMELINE_URL ": %s", twitter_parse_error(req));
+
+ return;
+ }
+
+ txl = g_new0(struct twitter_xml_list, 1);
+ txl->list = NULL;
+
+ // Parse the data.
+ parser = xt_new( NULL, txl );
+ xt_feed( parser, req->reply_body, req->body_size );
+ // The root <statuses> node should hold the list of statuses <status>
+ twitter_xt_get_status_list(ic, parser->root, txl);
+ xt_free( parser );
+
+ // See if the user wants to see the messages in a groupchat window or as private messages.
+ if (g_strcasecmp(set_getstr(&ic->acc->set, "mode"), "chat") == 0)
+ twitter_groupchat(ic, txl->list);
+ else
+ twitter_private_message_chat(ic, txl->list);
+
+ // Free the structure.
+ txl_free(txl);
+ g_free(txl);
+}
+
+/**
+ * Callback for getting (twitter)friends...
+ *
+ * Be afraid, be very afraid! This function will potentially add hundreds of "friends". "Who has
+ * hundreds of friends?" you wonder? You probably not, since you are reading the source of
+ * BitlBee... Get a life and meet new people!
+ */
+static void twitter_http_get_statuses_friends(struct http_request *req)
+{
+ struct im_connection *ic = req->data;
+ struct twitter_data *td;
+ struct xt_parser *parser;
+ struct twitter_xml_list *txl;
+ GSList *l = NULL;
+ struct twitter_xml_user *user;
+
+ // Check if the connection is still active.
+ if( !g_slist_find( twitter_connections, ic ) )
+ return;
+
+ td = ic->proto_data;
+
+ // Check if the HTTP request went well.
+ if (req->status_code == 401)
+ {
+ imcb_error( ic, "Authentication failure" );
+ imc_logout( ic, FALSE );
+ return;
+ } else if (req->status_code != 200) {
+ // It didn't go well, output the error and return.
+ imcb_error(ic, "Could not retrieve " TWITTER_SHOW_FRIENDS_URL ": %s", twitter_parse_error(req));
+ imc_logout( ic, TRUE );
+ return;
+ } else {
+ td->http_fails = 0;
+ }
+
+ if( !td->home_timeline_gc &&
+ g_strcasecmp( set_getstr( &ic->acc->set, "mode" ), "chat" ) == 0 )
+ twitter_groupchat_init( ic );
+
+ txl = g_new0(struct twitter_xml_list, 1);
+ txl->list = NULL;
+
+ // Parse the data.
+ parser = xt_new( NULL, txl );
+ xt_feed( parser, req->reply_body, req->body_size );
+
+ // Get the user list from the parsed xml feed.
+ twitter_xt_get_user_list(parser->root, txl);
+ xt_free( parser );
+
+ // Add the users as buddies.
+ for ( l = txl->list; l ; l = g_slist_next(l) )
+ {
+ user = l->data;
+ twitter_add_buddy(ic, user->screen_name, user->name);
+ }
+
+ // if the next_cursor is set to something bigger then 0 there are more friends to gather.
+ if (txl->next_cursor > 0)
+ {
+ twitter_get_statuses_friends(ic, txl->next_cursor);
+ }
+ else
+ {
+ td->flags |= TWITTER_HAVE_FRIENDS;
+ twitter_login_finish(ic);
+ }
+
+ // Free the structure.
+ txl_free(txl);
+ g_free(txl);
+}
+
+/**
+ * Get the friends.
+ */
+void twitter_get_statuses_friends(struct im_connection *ic, gint64 next_cursor)
+{
+ char* args[2];
+ args[0] = "cursor";
+ args[1] = g_strdup_printf ("%lld", (long long) next_cursor);
+
+ twitter_http(ic, TWITTER_SHOW_FRIENDS_URL, twitter_http_get_statuses_friends, ic, 0, args, 2);
+
+ g_free(args[1]);
+}
+
+/**
+ * Callback to use after sending a post request to twitter.
+ */
+static void twitter_http_post(struct http_request *req)
+{
+ struct im_connection *ic = req->data;
+ struct twitter_data *td;
+
+ // Check if the connection is still active.
+ if( !g_slist_find( twitter_connections, ic ) )
+ return;
+
+ td = ic->proto_data;
+ td->last_status_id = 0;
+
+ // Check if the HTTP request went well.
+ if (req->status_code != 200) {
+ // It didn't go well, output the error and return.
+ imcb_error(ic, "HTTP error: %s", twitter_parse_error(req));
+ return;
+ }
+
+ if (req->body_size > 0)
+ {
+ struct xt_parser *xp = NULL;
+ struct xt_node *node;
+
+ xp = xt_new(NULL, NULL);
+ xt_feed(xp, req->reply_body, req->body_size);
+
+ if ((node = xt_find_node(xp->root, "status")) &&
+ (node = xt_find_node(node->children, "id")) && node->text)
+ td->last_status_id = g_ascii_strtoull( node->text, NULL, 10 );
+
+ xt_free(xp);
+ }
+}
+
+/**
+ * Function to POST a new status to twitter.
+ */
+void twitter_post_status(struct im_connection *ic, char *msg, guint64 in_reply_to)
+{
+ char* args[4] = {
+ "status", msg,
+ "in_reply_to_status_id",
+ g_strdup_printf("%llu", (unsigned long long) in_reply_to)
+ };
+ twitter_http(ic, TWITTER_STATUS_UPDATE_URL, twitter_http_post, ic, 1,
+ args, in_reply_to ? 4 : 2);
+ g_free(args[3]);
+}
+
+
+/**
+ * Function to POST a new message to twitter.
+ */
+void twitter_direct_messages_new(struct im_connection *ic, char *who, char *msg)
+{
+ char* args[4];
+ args[0] = "screen_name";
+ args[1] = who;
+ args[2] = "text";
+ args[3] = msg;
+ // Use the same callback as for twitter_post_status, since it does basically the same.
+ twitter_http(ic, TWITTER_DIRECT_MESSAGES_NEW_URL, twitter_http_post, ic, 1, args, 4);
+// g_free(args[1]);
+// g_free(args[3]);
+}
+
+void twitter_friendships_create_destroy(struct im_connection *ic, char *who, int create)
+{
+ char* args[2];
+ args[0] = "screen_name";
+ args[1] = who;
+ twitter_http(ic, create ? TWITTER_FRIENDSHIPS_CREATE_URL : TWITTER_FRIENDSHIPS_DESTROY_URL, twitter_http_post, ic, 1, args, 2);
+}
+
+void twitter_status_destroy(struct im_connection *ic, guint64 id)
+{
+ char *url;
+ url = g_strdup_printf("%s%llu%s", TWITTER_STATUS_DESTROY_URL, (unsigned long long) id, ".xml");
+ twitter_http(ic, url, twitter_http_post, ic, 1, NULL, 0);
+ g_free(url);
+}
+
+void twitter_status_retweet(struct im_connection *ic, guint64 id)
+{
+ char *url;
+ url = g_strdup_printf("%s%llu%s", TWITTER_STATUS_RETWEET_URL, (unsigned long long) id, ".xml");
+ twitter_http(ic, url, twitter_http_post, ic, 1, NULL, 0);
+ g_free(url);
+}
diff --git a/protocols/twitter/twitter_lib.h b/protocols/twitter/twitter_lib.h
new file mode 100644
index 00000000..24b4a089
--- /dev/null
+++ b/protocols/twitter/twitter_lib.h
@@ -0,0 +1,91 @@
+/***************************************************************************\
+* *
+* 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 *
+* *
+****************************************************************************/
+
+
+#ifndef _TWITTER_LIB_H
+#define _TWITTER_LIB_H
+
+#include "nogaim.h"
+#include "twitter_http.h"
+
+#define TWITTER_API_URL "http://twitter.com"
+#define IDENTICA_API_URL "http://identi.ca/api"
+
+/* Status URLs */
+#define TWITTER_STATUS_UPDATE_URL "/statuses/update.xml"
+#define TWITTER_STATUS_SHOW_URL "/statuses/show/"
+#define TWITTER_STATUS_DESTROY_URL "/statuses/destroy/"
+#define TWITTER_STATUS_RETWEET_URL "/statuses/retweet/"
+
+/* Timeline URLs */
+#define TWITTER_PUBLIC_TIMELINE_URL "/statuses/public_timeline.xml"
+#define TWITTER_FEATURED_USERS_URL "/statuses/featured.xml"
+#define TWITTER_FRIENDS_TIMELINE_URL "/statuses/friends_timeline.xml"
+#define TWITTER_HOME_TIMELINE_URL "/statuses/home_timeline.xml"
+#define TWITTER_MENTIONS_URL "/statuses/mentions.xml"
+#define TWITTER_USER_TIMELINE_URL "/statuses/user_timeline.xml"
+
+/* Users URLs */
+#define TWITTER_SHOW_USERS_URL "/users/show.xml"
+#define TWITTER_SHOW_FRIENDS_URL "/statuses/friends.xml"
+#define TWITTER_SHOW_FOLLOWERS_URL "/statuses/followers.xml"
+
+/* Direct messages URLs */
+#define TWITTER_DIRECT_MESSAGES_URL "/direct_messages.xml"
+#define TWITTER_DIRECT_MESSAGES_NEW_URL "/direct_messages/new.xml"
+#define TWITTER_DIRECT_MESSAGES_SENT_URL "/direct_messages/sent.xml"
+#define TWITTER_DIRECT_MESSAGES_DESTROY_URL "/direct_messages/destroy/"
+
+/* Friendships URLs */
+#define TWITTER_FRIENDSHIPS_CREATE_URL "/friendships/create.xml"
+#define TWITTER_FRIENDSHIPS_DESTROY_URL "/friendships/destroy.xml"
+#define TWITTER_FRIENDSHIPS_SHOW_URL "/friendships/show.xml"
+
+/* Social graphs URLs */
+#define TWITTER_FRIENDS_IDS_URL "/friends/ids.xml"
+#define TWITTER_FOLLOWERS_IDS_URL "/followers/ids.xml"
+
+/* Account URLs */
+#define TWITTER_ACCOUNT_RATE_LIMIT_URL "/account/rate_limit_status.xml"
+
+/* Favorites URLs */
+#define TWITTER_FAVORITES_GET_URL "/favorites.xml"
+#define TWITTER_FAVORITE_CREATE_URL "/favorites/create/"
+#define TWITTER_FAVORITE_DESTROY_URL "/favorites/destroy/"
+
+/* Block URLs */
+#define TWITTER_BLOCKS_CREATE_URL "/blocks/create/"
+#define TWITTER_BLOCKS_DESTROY_URL "/blocks/destroy/"
+
+void twitter_get_friends_ids(struct im_connection *ic, gint64 next_cursor);
+void twitter_get_home_timeline(struct im_connection *ic, gint64 next_cursor);
+void twitter_get_statuses_friends(struct im_connection *ic, gint64 next_cursor);
+
+void twitter_post_status(struct im_connection *ic, char *msg, guint64 in_reply_to);
+void twitter_direct_messages_new(struct im_connection *ic, char *who, char *message);
+void twitter_friendships_create_destroy(struct im_connection *ic, char *who, int create);
+void twitter_status_destroy(struct im_connection *ic, guint64 id);
+void twitter_status_retweet(struct im_connection *ic, guint64 id);
+
+#endif //_TWITTER_LIB_H
+