1 | /***************************************************************************\ |
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2 | * * |
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3 | * BitlBee - An IRC to IM gateway * |
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4 | * Simple module to facilitate twitter functionality. * |
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5 | * * |
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6 | * Copyright 2009-2010 Geert Mulders <g.c.w.m.mulders@gmail.com> * |
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7 | * Copyright 2010-2013 Wilmer van der Gaast <wilmer@gaast.net> * |
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8 | * * |
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9 | * This library is free software; you can redistribute it and/or * |
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10 | * modify it under the terms of the GNU Lesser General Public * |
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11 | * License as published by the Free Software Foundation, version * |
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12 | * 2.1. * |
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13 | * * |
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14 | * This library is distributed in the hope that it will be useful, * |
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15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of * |
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16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * |
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17 | * Lesser General Public License for more details. * |
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18 | * * |
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19 | * You should have received a copy of the GNU Lesser General Public License * |
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20 | * along with this library; if not, write to the Free Software Foundation, * |
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21 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA * |
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22 | * * |
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23 | ****************************************************************************/ |
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24 | |
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25 | #include "nogaim.h" |
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26 | #include "oauth.h" |
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27 | #include "twitter.h" |
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28 | #include "twitter_http.h" |
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29 | #include "twitter_lib.h" |
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30 | #include "url.h" |
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31 | |
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32 | GSList *twitter_connections = NULL; |
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33 | /** |
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34 | * Main loop function |
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35 | */ |
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36 | gboolean twitter_main_loop(gpointer data, gint fd, b_input_condition cond) |
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37 | { |
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38 | struct im_connection *ic = data; |
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39 | |
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40 | // Check if we are still logged in... |
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41 | if (!g_slist_find(twitter_connections, ic)) |
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42 | return FALSE; |
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43 | |
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44 | // Do stuff.. |
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45 | return twitter_get_timeline(ic, -1) && |
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46 | ((ic->flags & OPT_LOGGED_IN) == OPT_LOGGED_IN); |
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47 | } |
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48 | |
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49 | static void twitter_main_loop_start(struct im_connection *ic) |
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50 | { |
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51 | struct twitter_data *td = ic->proto_data; |
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52 | |
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53 | /* Create the room now that we "logged in". */ |
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54 | if (td->flags & TWITTER_MODE_CHAT) |
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55 | twitter_groupchat_init(ic); |
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56 | |
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57 | imcb_log(ic, "Getting initial statuses"); |
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58 | |
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59 | // Run this once. After this queue the main loop function (or open the |
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60 | // stream if available). |
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61 | twitter_main_loop(ic, -1, 0); |
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62 | |
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63 | if (set_getbool(&ic->acc->set, "stream")) { |
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64 | /* That fetch was just to get backlog, the stream will give |
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65 | us the rest. \o/ */ |
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66 | twitter_open_stream(ic); |
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67 | |
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68 | /* Stream sends keepalives (empty lines) or actual data at |
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69 | least twice a minute. Disconnect if this stops. */ |
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70 | ic->flags |= OPT_PONGS; |
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71 | } else { |
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72 | /* Not using the streaming API, so keep polling the old- |
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73 | fashioned way. :-( */ |
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74 | td->main_loop_id = |
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75 | b_timeout_add(set_getint(&ic->acc->set, "fetch_interval") * 1000, |
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76 | twitter_main_loop, ic); |
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77 | } |
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78 | } |
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79 | |
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80 | struct groupchat *twitter_groupchat_init(struct im_connection *ic) |
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81 | { |
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82 | char *name_hint; |
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83 | struct groupchat *gc; |
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84 | struct twitter_data *td = ic->proto_data; |
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85 | GSList *l; |
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86 | |
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87 | if (td->timeline_gc) |
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88 | return td->timeline_gc; |
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89 | |
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90 | td->timeline_gc = gc = imcb_chat_new(ic, "twitter/timeline"); |
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91 | |
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92 | name_hint = g_strdup_printf("%s_%s", td->prefix, ic->acc->user); |
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93 | imcb_chat_name_hint(gc, name_hint); |
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94 | g_free(name_hint); |
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95 | |
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96 | for (l = ic->bee->users; l; l = l->next) { |
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97 | bee_user_t *bu = l->data; |
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98 | if (bu->ic == ic) |
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99 | imcb_chat_add_buddy(gc, bu->handle); |
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100 | } |
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101 | imcb_chat_add_buddy(gc, ic->acc->user); |
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102 | |
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103 | return gc; |
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104 | } |
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105 | |
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106 | static void twitter_oauth_start(struct im_connection *ic); |
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107 | |
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108 | void twitter_login_finish(struct im_connection *ic) |
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109 | { |
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110 | struct twitter_data *td = ic->proto_data; |
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111 | |
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112 | td->flags &= ~TWITTER_DOING_TIMELINE; |
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113 | |
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114 | if (set_getbool(&ic->acc->set, "oauth") && !td->oauth_info) |
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115 | twitter_oauth_start(ic); |
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116 | else if (!(td->flags & TWITTER_MODE_ONE) && |
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117 | !(td->flags & TWITTER_HAVE_FRIENDS)) { |
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118 | imcb_log(ic, "Getting contact list"); |
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119 | twitter_get_friends_ids(ic, -1); |
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120 | } else |
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121 | twitter_main_loop_start(ic); |
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122 | } |
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123 | |
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124 | static const struct oauth_service twitter_oauth = { |
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125 | "https://api.twitter.com/oauth/request_token", |
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126 | "https://api.twitter.com/oauth/access_token", |
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127 | "https://api.twitter.com/oauth/authorize", |
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128 | .consumer_key = "xsDNKJuNZYkZyMcu914uEA", |
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129 | .consumer_secret = "FCxqcr0pXKzsF9ajmP57S3VQ8V6Drk4o2QYtqMcOszo", |
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130 | }; |
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131 | |
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132 | static const struct oauth_service identica_oauth = { |
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133 | "https://identi.ca/api/oauth/request_token", |
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134 | "https://identi.ca/api/oauth/access_token", |
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135 | "https://identi.ca/api/oauth/authorize", |
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136 | .consumer_key = "e147ff789fcbd8a5a07963afbb43f9da", |
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137 | .consumer_secret = "c596267f277457ec0ce1ab7bb788d828", |
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138 | }; |
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139 | |
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140 | static gboolean twitter_oauth_callback(struct oauth_info *info); |
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141 | |
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142 | static const struct oauth_service *get_oauth_service(struct im_connection *ic) |
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143 | { |
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144 | struct twitter_data *td = ic->proto_data; |
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145 | |
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146 | if (strstr(td->url_host, "identi.ca")) |
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147 | return &identica_oauth; |
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148 | else |
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149 | return &twitter_oauth; |
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150 | |
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151 | /* Could add more services, or allow configuring your own base URL + |
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152 | API keys. */ |
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153 | } |
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154 | |
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155 | static void twitter_oauth_start(struct im_connection *ic) |
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156 | { |
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157 | struct twitter_data *td = ic->proto_data; |
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158 | const char *url = set_getstr(&ic->acc->set, "base_url"); |
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159 | |
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160 | imcb_log(ic, "Requesting OAuth request token"); |
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161 | |
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162 | if (!strstr(url, "twitter.com") && !strstr(url, "identi.ca")) |
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163 | imcb_log(ic, "Warning: OAuth only works with identi.ca and " |
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164 | "Twitter."); |
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165 | |
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166 | td->oauth_info = oauth_request_token(get_oauth_service(ic), twitter_oauth_callback, ic); |
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167 | |
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168 | /* We need help from the user to complete OAuth login, so don't time |
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169 | out on this login. */ |
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170 | ic->flags |= OPT_SLOW_LOGIN; |
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171 | } |
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172 | |
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173 | static gboolean twitter_oauth_callback(struct oauth_info *info) |
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174 | { |
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175 | struct im_connection *ic = info->data; |
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176 | struct twitter_data *td; |
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177 | |
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178 | if (!g_slist_find(twitter_connections, ic)) |
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179 | return FALSE; |
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180 | |
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181 | td = ic->proto_data; |
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182 | if (info->stage == OAUTH_REQUEST_TOKEN) { |
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183 | char *name, *msg; |
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184 | |
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185 | if (info->request_token == NULL) { |
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186 | imcb_error(ic, "OAuth error: %s", twitter_parse_error(info->http)); |
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187 | imc_logout(ic, TRUE); |
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188 | return FALSE; |
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189 | } |
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190 | |
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191 | name = g_strdup_printf("%s_%s", td->prefix, ic->acc->user); |
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192 | msg = g_strdup_printf("To finish OAuth authentication, please visit " |
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193 | "%s and respond with the resulting PIN code.", |
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194 | info->auth_url); |
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195 | imcb_buddy_msg(ic, name, msg, 0, 0); |
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196 | g_free(name); |
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197 | g_free(msg); |
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198 | } else if (info->stage == OAUTH_ACCESS_TOKEN) { |
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199 | const char *sn; |
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200 | |
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201 | if (info->token == NULL || info->token_secret == NULL) { |
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202 | imcb_error(ic, "OAuth error: %s", twitter_parse_error(info->http)); |
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203 | imc_logout(ic, TRUE); |
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204 | return FALSE; |
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205 | } |
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206 | |
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207 | if ((sn = oauth_params_get(&info->params, "screen_name"))) { |
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208 | if (ic->acc->prpl->handle_cmp(sn, ic->acc->user) != 0) |
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209 | imcb_log(ic, "Warning: You logged in via OAuth as %s " |
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210 | "instead of %s.", sn, ic->acc->user); |
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211 | g_free(td->user); |
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212 | td->user = g_strdup(sn); |
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213 | } |
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214 | |
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215 | /* IM mods didn't do this so far and it's ugly but I should |
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216 | be able to get away with it... */ |
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217 | g_free(ic->acc->pass); |
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218 | ic->acc->pass = oauth_to_string(info); |
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219 | |
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220 | twitter_login_finish(ic); |
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221 | } |
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222 | |
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223 | return TRUE; |
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224 | } |
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225 | |
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226 | int twitter_url_len_diff(gchar *msg, unsigned int target_len) |
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227 | { |
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228 | int url_len_diff = 0; |
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229 | |
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230 | static GRegex *regex = NULL; |
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231 | GMatchInfo *match_info; |
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232 | |
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233 | if (regex == NULL) |
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234 | regex = g_regex_new("(^|\\s)(http(s)?://[^\\s$]+)", 0, 0, NULL); |
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235 | |
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236 | g_regex_match(regex, msg, 0, &match_info); |
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237 | while (g_match_info_matches(match_info)) { |
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238 | gchar *url = g_match_info_fetch(match_info, 2); |
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239 | url_len_diff += target_len - g_utf8_strlen(url, -1); |
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240 | /* Add another character for https://t.co/... URLs */ |
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241 | if (g_match_info_fetch(match_info, 3) != NULL) |
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242 | url_len_diff += 1; |
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243 | g_free(url); |
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244 | g_match_info_next(match_info, NULL); |
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245 | } |
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246 | g_match_info_free(match_info); |
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247 | |
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248 | return url_len_diff; |
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249 | } |
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250 | |
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251 | static gboolean twitter_length_check(struct im_connection *ic, gchar * msg) |
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252 | { |
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253 | int max = set_getint(&ic->acc->set, "message_length"), len; |
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254 | int target_len = set_getint(&ic->acc->set, "target_url_length"); |
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255 | int url_len_diff = 0; |
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256 | |
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257 | if (target_len > 0) |
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258 | url_len_diff = twitter_url_len_diff(msg, target_len); |
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259 | |
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260 | if (max == 0 || (len = g_utf8_strlen(msg, -1) + url_len_diff) <= max) |
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261 | return TRUE; |
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262 | |
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263 | twitter_log(ic, "Maximum message length exceeded: %d > %d", len, max); |
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264 | |
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265 | return FALSE; |
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266 | } |
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267 | |
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268 | static char *set_eval_commands(set_t * set, char *value) |
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269 | { |
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270 | if (g_strcasecmp(value, "strict") == 0 ) |
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271 | return value; |
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272 | else |
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273 | return set_eval_bool(set, value); |
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274 | } |
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275 | |
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276 | static char *set_eval_mode(set_t * set, char *value) |
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277 | { |
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278 | if (g_strcasecmp(value, "one") == 0 || |
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279 | g_strcasecmp(value, "many") == 0 || g_strcasecmp(value, "chat") == 0) |
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280 | return value; |
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281 | else |
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282 | return NULL; |
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283 | } |
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284 | |
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285 | static void twitter_init(account_t * acc) |
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286 | { |
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287 | set_t *s; |
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288 | char *def_url; |
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289 | char *def_tul; |
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290 | char *def_mentions; |
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291 | |
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292 | if (strcmp(acc->prpl->name, "twitter") == 0) { |
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293 | def_url = TWITTER_API_URL; |
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294 | def_tul = "22"; |
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295 | def_mentions = "true"; |
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296 | } else { /* if( strcmp( acc->prpl->name, "identica" ) == 0 ) */ |
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297 | def_url = IDENTICA_API_URL; |
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298 | def_tul = "0"; |
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299 | def_mentions = "false"; |
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300 | } |
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301 | |
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302 | s = set_add(&acc->set, "auto_reply_timeout", "10800", set_eval_int, acc); |
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303 | |
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304 | s = set_add(&acc->set, "base_url", def_url, NULL, acc); |
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305 | s->flags |= ACC_SET_OFFLINE_ONLY; |
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306 | |
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307 | s = set_add(&acc->set, "commands", "true", set_eval_commands, acc); |
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308 | |
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309 | s = set_add(&acc->set, "fetch_interval", "60", set_eval_int, acc); |
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310 | s->flags |= ACC_SET_OFFLINE_ONLY; |
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311 | |
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312 | s = set_add(&acc->set, "fetch_mentions", def_mentions, set_eval_bool, acc); |
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313 | |
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314 | s = set_add(&acc->set, "message_length", "140", set_eval_int, acc); |
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315 | |
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316 | s = set_add(&acc->set, "target_url_length", def_tul, set_eval_int, acc); |
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317 | |
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318 | s = set_add(&acc->set, "mode", "chat", set_eval_mode, acc); |
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319 | s->flags |= ACC_SET_OFFLINE_ONLY; |
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320 | |
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321 | s = set_add(&acc->set, "oauth", "true", set_eval_oauth, acc); |
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322 | |
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323 | s = set_add(&acc->set, "show_ids", "true", set_eval_bool, acc); |
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324 | |
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325 | s = set_add(&acc->set, "show_old_mentions", "0", set_eval_int, acc); |
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326 | |
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327 | s = set_add(&acc->set, "strip_newlines", "false", set_eval_bool, acc); |
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328 | |
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329 | if (strcmp(acc->prpl->name, "twitter") == 0) { |
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330 | s = set_add(&acc->set, "stream", "true", set_eval_bool, acc); |
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331 | s->flags |= ACC_SET_OFFLINE_ONLY; |
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332 | } |
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333 | } |
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334 | |
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335 | /** |
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336 | * Login method. Since the twitter API works with separate HTTP request we |
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337 | * only save the user and pass to the twitter_data object. |
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338 | */ |
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339 | static void twitter_login(account_t * acc) |
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340 | { |
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341 | struct im_connection *ic = imcb_new(acc); |
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342 | struct twitter_data *td; |
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343 | char name[strlen(acc->user) + 9]; |
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344 | url_t url; |
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345 | char *s; |
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346 | |
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347 | if (!url_set(&url, set_getstr(&ic->acc->set, "base_url")) || |
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348 | (url.proto != PROTO_HTTP && url.proto != PROTO_HTTPS)) { |
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349 | imcb_error(ic, "Incorrect API base URL: %s", set_getstr(&ic->acc->set, "base_url")); |
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350 | imc_logout(ic, FALSE); |
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351 | return; |
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352 | } |
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353 | |
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354 | if (!strstr(url.host, "twitter.com") && |
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355 | set_getbool(&ic->acc->set, "stream")) { |
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356 | imcb_error(ic, "Warning: The streaming API is only supported by Twitter, " |
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357 | "and you seem to be connecting to a different service."); |
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358 | } |
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359 | |
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360 | imcb_log(ic, "Connecting"); |
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361 | |
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362 | twitter_connections = g_slist_append(twitter_connections, ic); |
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363 | td = g_new0(struct twitter_data, 1); |
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364 | ic->proto_data = td; |
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365 | td->user = g_strdup(acc->user); |
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366 | |
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367 | td->url_ssl = url.proto == PROTO_HTTPS; |
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368 | td->url_port = url.port; |
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369 | td->url_host = g_strdup(url.host); |
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370 | if (strcmp(url.file, "/") != 0) |
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371 | td->url_path = g_strdup(url.file); |
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372 | else { |
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373 | td->url_path = g_strdup(""); |
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374 | if (g_str_has_suffix(url.host, "twitter.com")) |
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375 | /* May fire for people who turned on HTTPS. */ |
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376 | imcb_error(ic, "Warning: Twitter requires a version number in API calls " |
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377 | "now. Try resetting the base_url account setting."); |
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378 | } |
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379 | |
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380 | /* Hacky string mangling: Turn identi.ca into identi.ca and api.twitter.com |
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381 | into twitter, and try to be sensible if we get anything else. */ |
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382 | td->prefix = g_strdup(url.host); |
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383 | if (g_str_has_suffix(td->prefix, ".com")) |
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384 | td->prefix[strlen(url.host) - 4] = '\0'; |
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385 | if ((s = strrchr(td->prefix, '.')) && strlen(s) > 4) { |
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386 | /* If we have at least 3 chars after the last dot, cut off the rest. |
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387 | (mostly a www/api prefix or sth) */ |
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388 | s = g_strdup(s + 1); |
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389 | g_free(td->prefix); |
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390 | td->prefix = s; |
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391 | } |
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392 | |
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393 | if (strstr(acc->pass, "oauth_token=")) |
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394 | td->oauth_info = oauth_from_string(acc->pass, get_oauth_service(ic)); |
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395 | |
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396 | sprintf(name, "%s_%s", td->prefix, acc->user); |
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397 | imcb_add_buddy(ic, name, NULL); |
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398 | imcb_buddy_status(ic, name, OPT_LOGGED_IN, NULL, NULL); |
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399 | |
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400 | td->log = g_new0(struct twitter_log_data, TWITTER_LOG_LENGTH); |
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401 | td->log_id = -1; |
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402 | |
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403 | s = set_getstr(&ic->acc->set, "mode"); |
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404 | if (g_strcasecmp(s, "one") == 0) |
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405 | td->flags |= TWITTER_MODE_ONE; |
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406 | else if (g_strcasecmp(s, "many") == 0) |
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407 | td->flags |= TWITTER_MODE_MANY; |
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408 | else |
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409 | td->flags |= TWITTER_MODE_CHAT; |
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410 | |
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411 | twitter_login_finish(ic); |
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412 | } |
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413 | |
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414 | /** |
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415 | * Logout method. Just free the twitter_data. |
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416 | */ |
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417 | static void twitter_logout(struct im_connection *ic) |
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418 | { |
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419 | struct twitter_data *td = ic->proto_data; |
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420 | |
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421 | // Set the status to logged out. |
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422 | ic->flags &= ~OPT_LOGGED_IN; |
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423 | |
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424 | // Remove the main_loop function from the function queue. |
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425 | b_event_remove(td->main_loop_id); |
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426 | |
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427 | if (td->timeline_gc) |
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428 | imcb_chat_free(td->timeline_gc); |
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429 | |
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430 | if (td) { |
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431 | http_close(td->stream); |
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432 | oauth_info_free(td->oauth_info); |
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433 | g_free(td->user); |
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434 | g_free(td->prefix); |
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435 | g_free(td->url_host); |
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436 | g_free(td->url_path); |
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437 | g_free(td->log); |
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438 | g_free(td); |
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439 | } |
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440 | |
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441 | twitter_connections = g_slist_remove(twitter_connections, ic); |
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442 | } |
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443 | |
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444 | static void twitter_handle_command(struct im_connection *ic, char *message); |
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445 | |
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446 | /** |
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447 | * |
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448 | */ |
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449 | static int twitter_buddy_msg(struct im_connection *ic, char *who, char *message, int away) |
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450 | { |
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451 | struct twitter_data *td = ic->proto_data; |
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452 | int plen = strlen(td->prefix); |
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453 | |
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454 | if (g_strncasecmp(who, td->prefix, plen) == 0 && who[plen] == '_' && |
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455 | g_strcasecmp(who + plen + 1, ic->acc->user) == 0) { |
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456 | if (set_getbool(&ic->acc->set, "oauth") && |
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457 | td->oauth_info && td->oauth_info->token == NULL) { |
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458 | char pin[strlen(message) + 1], *s; |
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459 | |
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460 | strcpy(pin, message); |
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461 | for (s = pin + sizeof(pin) - 2; s > pin && isspace(*s); s--) |
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462 | *s = '\0'; |
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463 | for (s = pin; *s && isspace(*s); s++) { |
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464 | } |
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465 | |
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466 | if (!oauth_access_token(s, td->oauth_info)) { |
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467 | imcb_error(ic, "OAuth error: %s", |
---|
468 | "Failed to send access token request"); |
---|
469 | imc_logout(ic, TRUE); |
---|
470 | return FALSE; |
---|
471 | } |
---|
472 | } else |
---|
473 | twitter_handle_command(ic, message); |
---|
474 | } else { |
---|
475 | twitter_direct_messages_new(ic, who, message); |
---|
476 | } |
---|
477 | return (0); |
---|
478 | } |
---|
479 | |
---|
480 | static void twitter_get_info(struct im_connection *ic, char *who) |
---|
481 | { |
---|
482 | } |
---|
483 | |
---|
484 | static void twitter_add_buddy(struct im_connection *ic, char *who, char *group) |
---|
485 | { |
---|
486 | twitter_friendships_create_destroy(ic, who, 1); |
---|
487 | } |
---|
488 | |
---|
489 | static void twitter_remove_buddy(struct im_connection *ic, char *who, char *group) |
---|
490 | { |
---|
491 | twitter_friendships_create_destroy(ic, who, 0); |
---|
492 | } |
---|
493 | |
---|
494 | static void twitter_chat_msg(struct groupchat *c, char *message, int flags) |
---|
495 | { |
---|
496 | if (c && message) |
---|
497 | twitter_handle_command(c->ic, message); |
---|
498 | } |
---|
499 | |
---|
500 | static void twitter_chat_invite(struct groupchat *c, char *who, char *message) |
---|
501 | { |
---|
502 | } |
---|
503 | |
---|
504 | static void twitter_chat_leave(struct groupchat *c) |
---|
505 | { |
---|
506 | struct twitter_data *td = c->ic->proto_data; |
---|
507 | |
---|
508 | if (c != td->timeline_gc) |
---|
509 | return; /* WTF? */ |
---|
510 | |
---|
511 | /* If the user leaves the channel: Fine. Rejoin him/her once new |
---|
512 | tweets come in. */ |
---|
513 | imcb_chat_free(td->timeline_gc); |
---|
514 | td->timeline_gc = NULL; |
---|
515 | } |
---|
516 | |
---|
517 | static void twitter_keepalive(struct im_connection *ic) |
---|
518 | { |
---|
519 | } |
---|
520 | |
---|
521 | static void twitter_add_permit(struct im_connection *ic, char *who) |
---|
522 | { |
---|
523 | } |
---|
524 | |
---|
525 | static void twitter_rem_permit(struct im_connection *ic, char *who) |
---|
526 | { |
---|
527 | } |
---|
528 | |
---|
529 | static void twitter_add_deny(struct im_connection *ic, char *who) |
---|
530 | { |
---|
531 | } |
---|
532 | |
---|
533 | static void twitter_rem_deny(struct im_connection *ic, char *who) |
---|
534 | { |
---|
535 | } |
---|
536 | |
---|
537 | //static char *twitter_set_display_name( set_t *set, char *value ) |
---|
538 | //{ |
---|
539 | // return value; |
---|
540 | //} |
---|
541 | |
---|
542 | static void twitter_buddy_data_add(struct bee_user *bu) |
---|
543 | { |
---|
544 | bu->data = g_new0(struct twitter_user_data, 1); |
---|
545 | } |
---|
546 | |
---|
547 | static void twitter_buddy_data_free(struct bee_user *bu) |
---|
548 | { |
---|
549 | g_free(bu->data); |
---|
550 | } |
---|
551 | |
---|
552 | /** Convert the given bitlbee tweet ID, bitlbee username, or twitter tweet ID |
---|
553 | * into a twitter tweet ID. |
---|
554 | * |
---|
555 | * Returns 0 if the user provides garbage. |
---|
556 | */ |
---|
557 | static guint64 twitter_message_id_from_command_arg(struct im_connection *ic, char *arg, bee_user_t **bu_) { |
---|
558 | struct twitter_data *td = ic->proto_data; |
---|
559 | struct twitter_user_data *tud; |
---|
560 | bee_user_t *bu = NULL; |
---|
561 | guint64 id = 0; |
---|
562 | |
---|
563 | if (bu_) |
---|
564 | *bu_ = NULL; |
---|
565 | if (!arg || !arg[0]) |
---|
566 | return 0; |
---|
567 | |
---|
568 | if (arg[0] != '#' && (bu = bee_user_by_handle(ic->bee, ic, arg))) { |
---|
569 | if ((tud = bu->data)) |
---|
570 | id = tud->last_id; |
---|
571 | } else { |
---|
572 | if (arg[0] == '#') |
---|
573 | arg++; |
---|
574 | if (sscanf(arg, "%" G_GINT64_MODIFIER "x", &id) == 1 && |
---|
575 | id < TWITTER_LOG_LENGTH) { |
---|
576 | bu = td->log[id].bu; |
---|
577 | id = td->log[id].id; |
---|
578 | /* Beware of dangling pointers! */ |
---|
579 | if (!g_slist_find(ic->bee->users, bu)) |
---|
580 | bu = NULL; |
---|
581 | } else if (sscanf(arg, "%" G_GINT64_MODIFIER "d", &id) == 1) { |
---|
582 | /* Allow normal tweet IDs as well; not a very useful |
---|
583 | feature but it's always been there. Just ignore |
---|
584 | very low IDs to avoid accidents. */ |
---|
585 | if (id < 1000000) |
---|
586 | id = 0; |
---|
587 | } |
---|
588 | } |
---|
589 | if (bu_) |
---|
590 | *bu_ = bu; |
---|
591 | return id; |
---|
592 | } |
---|
593 | |
---|
594 | static void twitter_handle_command(struct im_connection *ic, char *message) |
---|
595 | { |
---|
596 | struct twitter_data *td = ic->proto_data; |
---|
597 | char *cmds, **cmd, *new = NULL; |
---|
598 | guint64 in_reply_to = 0, id; |
---|
599 | gboolean allow_post = |
---|
600 | g_strcasecmp(set_getstr(&ic->acc->set, "commands"), "strict") != 0; |
---|
601 | bee_user_t *bu = NULL; |
---|
602 | |
---|
603 | cmds = g_strdup(message); |
---|
604 | cmd = split_command_parts(cmds, 2); |
---|
605 | |
---|
606 | if (cmd[0] == NULL) { |
---|
607 | goto eof; |
---|
608 | } else if (!set_getbool(&ic->acc->set, "commands") && allow_post) { |
---|
609 | /* Not supporting commands if "commands" is set to true/strict. */ |
---|
610 | } else if (g_strcasecmp(cmd[0], "undo") == 0) { |
---|
611 | if (cmd[1] == NULL) |
---|
612 | twitter_status_destroy(ic, td->last_status_id); |
---|
613 | else if ((id = twitter_message_id_from_command_arg(ic, cmd[1], NULL))) |
---|
614 | twitter_status_destroy(ic, id); |
---|
615 | else |
---|
616 | twitter_log(ic, "Could not undo last action"); |
---|
617 | |
---|
618 | goto eof; |
---|
619 | } else if (g_strcasecmp(cmd[0], "favourite") == 0 && cmd[1]) { |
---|
620 | if ((id = twitter_message_id_from_command_arg(ic, cmd[1], NULL))) { |
---|
621 | twitter_favourite_tweet(ic, id); |
---|
622 | } else { |
---|
623 | twitter_log(ic, "Please provide a message ID or username."); |
---|
624 | } |
---|
625 | goto eof; |
---|
626 | } else if (g_strcasecmp(cmd[0], "follow") == 0 && cmd[1]) { |
---|
627 | twitter_add_buddy(ic, cmd[1], NULL); |
---|
628 | goto eof; |
---|
629 | } else if (g_strcasecmp(cmd[0], "unfollow") == 0 && cmd[1]) { |
---|
630 | twitter_remove_buddy(ic, cmd[1], NULL); |
---|
631 | goto eof; |
---|
632 | } else if ((g_strcasecmp(cmd[0], "report") == 0 || |
---|
633 | g_strcasecmp(cmd[0], "spam") == 0) && cmd[1]) { |
---|
634 | char *screen_name; |
---|
635 | |
---|
636 | /* Report nominally works on users but look up the user who |
---|
637 | posted the given ID if the user wants to do it that way */ |
---|
638 | twitter_message_id_from_command_arg(ic, cmd[1], &bu); |
---|
639 | if (bu) |
---|
640 | screen_name = bu->handle; |
---|
641 | else |
---|
642 | screen_name = cmd[1]; |
---|
643 | |
---|
644 | twitter_report_spam(ic, screen_name); |
---|
645 | goto eof; |
---|
646 | } else if (g_strcasecmp(cmd[0], "rt") == 0 && cmd[1]) { |
---|
647 | id = twitter_message_id_from_command_arg(ic, cmd[1], NULL); |
---|
648 | |
---|
649 | td->last_status_id = 0; |
---|
650 | if (id) |
---|
651 | twitter_status_retweet(ic, id); |
---|
652 | else |
---|
653 | twitter_log(ic, "User `%s' does not exist or didn't " |
---|
654 | "post any statuses recently", cmd[1]); |
---|
655 | |
---|
656 | goto eof; |
---|
657 | } else if (g_strcasecmp(cmd[0], "reply") == 0 && cmd[1] && cmd[2]) { |
---|
658 | id = twitter_message_id_from_command_arg(ic, cmd[1], &bu); |
---|
659 | if (!id || !bu) { |
---|
660 | twitter_log(ic, "User `%s' does not exist or didn't " |
---|
661 | "post any statuses recently", cmd[1]); |
---|
662 | goto eof; |
---|
663 | } |
---|
664 | message = new = g_strdup_printf("@%s %s", bu->handle, cmd[2]); |
---|
665 | in_reply_to = id; |
---|
666 | allow_post = TRUE; |
---|
667 | } else if (g_strcasecmp(cmd[0], "post") == 0) { |
---|
668 | message += 5; |
---|
669 | allow_post = TRUE; |
---|
670 | } |
---|
671 | |
---|
672 | if (allow_post) { |
---|
673 | char *s; |
---|
674 | |
---|
675 | if (!twitter_length_check(ic, message)) |
---|
676 | goto eof; |
---|
677 | |
---|
678 | s = cmd[0] + strlen(cmd[0]) - 1; |
---|
679 | if (!new && s > cmd[0] && (*s == ':' || *s == ',')) { |
---|
680 | *s = '\0'; |
---|
681 | |
---|
682 | if ((bu = bee_user_by_handle(ic->bee, ic, cmd[0]))) { |
---|
683 | struct twitter_user_data *tud = bu->data; |
---|
684 | |
---|
685 | new = g_strdup_printf("@%s %s", bu->handle, |
---|
686 | message + (s - cmd[0]) + 2); |
---|
687 | message = new; |
---|
688 | |
---|
689 | if (time(NULL) < tud->last_time + |
---|
690 | set_getint(&ic->acc->set, "auto_reply_timeout")) |
---|
691 | in_reply_to = tud->last_id; |
---|
692 | } |
---|
693 | } |
---|
694 | |
---|
695 | /* If the user runs undo between this request and its response |
---|
696 | this would delete the second-last Tweet. Prevent that. */ |
---|
697 | td->last_status_id = 0; |
---|
698 | twitter_post_status(ic, message, in_reply_to); |
---|
699 | } else { |
---|
700 | twitter_log(ic, "Unknown command: %s", cmd[0]); |
---|
701 | } |
---|
702 | eof: |
---|
703 | g_free(new); |
---|
704 | g_free(cmds); |
---|
705 | } |
---|
706 | |
---|
707 | void twitter_log(struct im_connection *ic, char *format, ... ) |
---|
708 | { |
---|
709 | struct twitter_data *td = ic->proto_data; |
---|
710 | va_list params; |
---|
711 | char *text; |
---|
712 | |
---|
713 | va_start(params, format); |
---|
714 | text = g_strdup_vprintf(format, params); |
---|
715 | va_end(params); |
---|
716 | |
---|
717 | if (td->timeline_gc) |
---|
718 | imcb_chat_log(td->timeline_gc, "%s", text); |
---|
719 | else |
---|
720 | imcb_log(ic, "%s", text); |
---|
721 | |
---|
722 | g_free(text); |
---|
723 | } |
---|
724 | |
---|
725 | |
---|
726 | void twitter_initmodule() |
---|
727 | { |
---|
728 | struct prpl *ret = g_new0(struct prpl, 1); |
---|
729 | |
---|
730 | ret->options = OPT_NOOTR; |
---|
731 | ret->name = "twitter"; |
---|
732 | ret->login = twitter_login; |
---|
733 | ret->init = twitter_init; |
---|
734 | ret->logout = twitter_logout; |
---|
735 | ret->buddy_msg = twitter_buddy_msg; |
---|
736 | ret->get_info = twitter_get_info; |
---|
737 | ret->add_buddy = twitter_add_buddy; |
---|
738 | ret->remove_buddy = twitter_remove_buddy; |
---|
739 | ret->chat_msg = twitter_chat_msg; |
---|
740 | ret->chat_invite = twitter_chat_invite; |
---|
741 | ret->chat_leave = twitter_chat_leave; |
---|
742 | ret->keepalive = twitter_keepalive; |
---|
743 | ret->add_permit = twitter_add_permit; |
---|
744 | ret->rem_permit = twitter_rem_permit; |
---|
745 | ret->add_deny = twitter_add_deny; |
---|
746 | ret->rem_deny = twitter_rem_deny; |
---|
747 | ret->buddy_data_add = twitter_buddy_data_add; |
---|
748 | ret->buddy_data_free = twitter_buddy_data_free; |
---|
749 | ret->handle_cmp = g_strcasecmp; |
---|
750 | |
---|
751 | register_protocol(ret); |
---|
752 | |
---|
753 | /* And an identi.ca variant: */ |
---|
754 | ret = g_memdup(ret, sizeof(struct prpl)); |
---|
755 | ret->name = "identica"; |
---|
756 | register_protocol(ret); |
---|
757 | } |
---|