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1 |
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2 #include <lua.h> |
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3 #include <lauxlib.h> |
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4 #include <loudmouth/loudmouth.h> |
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5 |
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6 #include "util.h" |
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7 #include "lm_types.h" |
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8 |
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9 /// lm.message |
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10 /// Module, representing individual message. |
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11 /// Message have a type and optionally a sub type. |
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12 |
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13 /// message type |
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14 /// Message type (root tag type). |
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15 /// V: message, presence, iq, stream, stream error, stream features, auth, challenge, response, success, failure, proceed, starttls, unknown, stream:stream, stream:error, stream:feature |
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16 const string2enum_t llm_message_type[] = { |
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17 { "message", LM_MESSAGE_TYPE_MESSAGE }, |
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18 { "presence", LM_MESSAGE_TYPE_PRESENCE }, |
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19 { "iq", LM_MESSAGE_TYPE_IQ }, |
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20 { "stream", LM_MESSAGE_TYPE_STREAM }, |
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21 { "stream error", LM_MESSAGE_TYPE_STREAM_ERROR }, |
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22 { "stream features", LM_MESSAGE_TYPE_STREAM_FEATURES }, |
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23 { "auth", LM_MESSAGE_TYPE_AUTH }, |
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24 { "challenge", LM_MESSAGE_TYPE_CHALLENGE }, |
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25 { "response", LM_MESSAGE_TYPE_RESPONSE }, |
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26 { "success", LM_MESSAGE_TYPE_SUCCESS }, |
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27 { "failure", LM_MESSAGE_TYPE_FAILURE }, |
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28 { "proceed", LM_MESSAGE_TYPE_PROCEED }, |
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29 { "starttls", LM_MESSAGE_TYPE_STARTTLS }, |
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30 { "unknown", LM_MESSAGE_TYPE_UNKNOWN }, |
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31 { "stream:stream", LM_MESSAGE_TYPE_STREAM }, |
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32 { "stream:error", LM_MESSAGE_TYPE_STREAM_ERROR }, |
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33 { "stream:features", LM_MESSAGE_TYPE_STREAM_FEATURES }, |
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34 { NULL, 0 }, |
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35 }; |
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36 |
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37 /// message sub type |
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38 /// Message subtype, not all combinations of type and subtype are possible. |
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39 /// V: not set, available, normal, chat, groupchat, headline, unavailable, probe, subscribe, unsubscribe, subscribed, unsubscribed, get, set, result, error, not_set |
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40 const string2enum_t llm_message_sub_type[] = { |
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41 { "not set", LM_MESSAGE_SUB_TYPE_NOT_SET }, |
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42 { "available", LM_MESSAGE_SUB_TYPE_AVAILABLE }, |
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43 { "normal", LM_MESSAGE_SUB_TYPE_NORMAL }, |
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44 { "chat", LM_MESSAGE_SUB_TYPE_CHAT }, |
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45 { "groupchat", LM_MESSAGE_SUB_TYPE_GROUPCHAT }, |
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46 { "headline", LM_MESSAGE_SUB_TYPE_HEADLINE }, |
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47 { "unavailable", LM_MESSAGE_SUB_TYPE_UNAVAILABLE }, |
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48 { "probe", LM_MESSAGE_SUB_TYPE_PROBE }, |
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49 { "subscribe", LM_MESSAGE_SUB_TYPE_SUBSCRIBE }, |
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50 { "unsubscribe", LM_MESSAGE_SUB_TYPE_UNSUBSCRIBE }, |
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51 { "subscribed", LM_MESSAGE_SUB_TYPE_SUBSCRIBED }, |
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52 { "unsubscribed", LM_MESSAGE_SUB_TYPE_UNSUBSCRIBED }, |
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53 { "get", LM_MESSAGE_SUB_TYPE_GET }, |
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54 { "set", LM_MESSAGE_SUB_TYPE_SET }, |
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55 { "result", LM_MESSAGE_SUB_TYPE_RESULT }, |
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56 { "error", LM_MESSAGE_SUB_TYPE_ERROR }, |
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57 { "not_set", LM_MESSAGE_SUB_TYPE_NOT_SET }, |
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58 { NULL, 0 }, |
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59 }; |
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60 |
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61 /// lm.message.new |
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62 /// Creates new message object. |
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63 /// A: string (to), message type, message sub type (optional) |
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64 /// R: lm message object |
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65 static int llm_message_new (lua_State *L) |
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66 { |
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67 const char *to = luaL_checkstring (L, 1); |
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68 int type = luaL_checkenum (L, 2, llm_message_type); |
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69 LmMessage *message; |
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70 if (lua_gettop (L) > 2) { |
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71 message = lm_message_new_with_sub_type (to, type, |
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72 luaL_checkenum (L, 3, llm_message_sub_type)); |
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73 lua_pop (L, 1); |
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74 } else |
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75 message = lm_message_new (to, type); |
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76 lua_pop (L, 2); |
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77 llm_message_bless (L, message); |
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78 lm_message_unref (message); |
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79 return 1; |
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80 } |
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81 |
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82 /// lm.message.bless |
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83 /// Blesses given pointer to lm message object. |
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84 /// A: lightuserdata (C lm message object) |
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85 /// R: lm message object |
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86 static int llm_message_bless_lua (lua_State *L) |
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87 { |
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88 luaL_argcheck (L, lua_islightuserdata (L, 1), 1, "lm message lightuserdata expected"); |
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89 llm_message_bless (L, lua_touserdata (L, 1)); |
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90 lua_remove (L, -2); |
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91 return 1; |
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92 } |
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93 |
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94 /// message:node |
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95 /// Returns root node object of message. |
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96 /// R: lm message node object |
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97 static int llm_message_node (lua_State *L) |
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98 { |
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99 llm_message_t *object = luaL_checklm_message (L, 1); |
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100 LmMessageNode *node = lm_message_get_node (object->message); |
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101 llm_message_node_bless (L, node); |
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102 // XXX lm_message_node_unref (node); |
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103 lua_remove (L, -2); |
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104 return 1; |
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105 } |
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106 |
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107 /// message:type |
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108 /// Returns two strings: message type and message sub type. |
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109 /// R: message type, message sub type |
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110 static int llm_message_kind (lua_State *L) |
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111 { |
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112 llm_message_t *object = luaL_checklm_message (L, 1); |
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113 luaL_pushenum (L, lm_message_get_type (object->message), llm_message_type); |
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114 luaL_pushenum (L, lm_message_get_sub_type (object->message), llm_message_sub_type); |
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115 lua_remove (L, -3); |
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116 return 2; |
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117 } |
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118 |
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119 /// message:pointer |
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120 /// Returns pointer to underlying C loudmouth structure. |
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121 /// R: lightuserdata |
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122 static int llm_message_pointer (lua_State *L) |
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123 { |
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124 llm_message_t *object = luaL_checklm_message (L, 1); |
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125 lua_pushlightuserdata (L, object->message); |
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126 lua_remove (L, -2); |
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127 return 1; |
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128 } |
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129 |
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130 static int llm_message_gc (lua_State *L) |
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131 { |
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132 llm_message_t *object = luaL_checklm_message (L, 1); |
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133 lm_message_unref (object->message); |
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134 lua_pop (L, 1); |
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135 return 0; |
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136 } |
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137 |
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138 static const luaL_Reg llm_message_reg_f[] = { |
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139 { "new", llm_message_new }, |
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140 { "bless", llm_message_bless_lua }, |
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141 { NULL, NULL }, |
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142 }; |
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143 |
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144 static const luaL_Reg llm_message_reg_m[] = { |
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145 { "node", llm_message_node }, |
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146 { "type", llm_message_kind }, |
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147 { "pointer", llm_message_pointer }, |
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148 { "__gc", llm_message_gc }, |
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149 { NULL, NULL }, |
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150 }; |
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151 |
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152 int luaopen_lm_message (lua_State *L) |
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153 { |
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154 luaL_newmetatable (L, "loudmouth.message"); |
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155 lua_pushstring (L, "__index"); |
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156 lua_pushvalue (L, -2); |
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157 lua_settable (L, -3); |
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158 luaL_register (L, NULL, llm_message_reg_m); |
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159 lua_pop (L, 1); |
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160 luaL_register (L, "lm.message", llm_message_reg_f); |
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161 return 1; |
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162 } |
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163 |