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Log in hostmanager when a vhost is activated/deactivated
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1 | -- Prosody IM v0.1 |
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2 | -- Copyright (C) 2008 Matthew Wild |
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3 | -- Copyright (C) 2008 Waqas Hussain |
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4 | -- |
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5 | -- This program is free software; you can redistribute it and/or |
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6 | -- modify it under the terms of the GNU General Public License |
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7 | -- as published by the Free Software Foundation; either version 2 |
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8 | -- of the License, or (at your option) any later version. |
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9 | -- |
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10 | -- This program is distributed in the hope that it will be useful, |
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11 | -- but WITHOUT ANY WARRANTY; without even the implied warranty of |
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12 | -- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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13 | -- GNU General Public License for more details. |
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14 | -- |
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15 | -- You should have received a copy of the GNU General Public License |
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16 | -- along with this program; if not, write to the Free Software |
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17 | -- Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. |
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18 | -- |
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19 | |
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20 | |
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21 | local t_insert = table.insert; |
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22 | local t_remove = table.remove; |
23 | 23 | local s_format = string.format; |
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24 | local tostring = tostring; |
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25 | local setmetatable = setmetatable; |
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26 | local pairs = pairs; |
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27 | local ipairs = ipairs; |
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28 | local type = type; |
145 | 29 | local next = next; |
30 | local print = print; | |
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31 | local unpack = unpack; |
4 | 32 | local s_gsub = string.gsub; |
262 | 33 | local os = os; |
145 | 34 | |
262 | 35 | local do_pretty_printing = not os.getenv("WINDIR"); |
36 | local getstyle, getstring = require "util.termcolours".getstyle, require "util.termcolours".getstring; | |
37 | ||
145 | 38 | local log = require "util.logger".init("stanza"); |
39 | ||
0 | 40 | module "stanza" |
41 | ||
42 | stanza_mt = {}; | |
43 | stanza_mt.__index = stanza_mt; | |
44 | ||
45 | function stanza(name, attr) | |
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46 | local stanza = { name = name, attr = attr or {}, tags = {}, last_add = {}}; |
0 | 47 | return setmetatable(stanza, stanza_mt); |
48 | end | |
49 | ||
50 | function stanza_mt:query(xmlns) | |
51 | return self:tag("query", { xmlns = xmlns }); | |
52 | end | |
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53 | |
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54 | function stanza_mt:body(text, attr) |
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55 | return self:tag("body", attr):text(text); |
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56 | end |
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57 | |
0 | 58 | function stanza_mt:tag(name, attrs) |
59 | local s = stanza(name, attrs); | |
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60 | (self.last_add[#self.last_add] or self):add_direct_child(s); |
0 | 61 | t_insert(self.last_add, s); |
62 | return self; | |
63 | end | |
64 | ||
65 | function stanza_mt:text(text) | |
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66 | (self.last_add[#self.last_add] or self):add_direct_child(text); |
0 | 67 | return self; |
68 | end | |
69 | ||
70 | function stanza_mt:up() | |
71 | t_remove(self.last_add); | |
72 | return self; | |
73 | end | |
74 | ||
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75 | function stanza_mt:add_direct_child(child) |
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76 | if type(child) == "table" then |
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77 | t_insert(self.tags, child); |
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78 | end |
0 | 79 | t_insert(self, child); |
80 | end | |
81 | ||
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82 | function stanza_mt:add_child(child) |
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83 | (self.last_add[#self.last_add] or self):add_direct_child(child); |
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84 | return self; |
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85 | end |
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86 | |
0 | 87 | function stanza_mt:child_with_name(name) |
88 | for _, child in ipairs(self) do | |
89 | if child.name == name then return child; end | |
90 | end | |
91 | end | |
92 | ||
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93 | function stanza_mt:children() |
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94 | local i = 0; |
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95 | return function (a) |
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96 | i = i + 1 |
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97 | local v = a[i] |
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98 | if v then return v; end |
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99 | end, self, i; |
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100 | |
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101 | end |
2 | 102 | function stanza_mt:childtags() |
103 | local i = 0; | |
104 | return function (a) | |
105 | i = i + 1 | |
106 | local v = self.tags[i] | |
107 | if v then return v; end | |
108 | end, self.tags[1], i; | |
109 | ||
110 | end | |
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111 | |
4 | 112 | do |
113 | local xml_entities = { ["'"] = "'", ["\""] = """, ["<"] = "<", [">"] = ">", ["&"] = "&" }; | |
114 | function xml_escape(s) return s_gsub(s, "['&<>\"]", xml_entities); end | |
115 | end | |
116 | ||
117 | local xml_escape = xml_escape; | |
118 | ||
0 | 119 | function stanza_mt.__tostring(t) |
120 | local children_text = ""; | |
121 | for n, child in ipairs(t) do | |
4 | 122 | if type(child) == "string" then |
123 | children_text = children_text .. xml_escape(child); | |
124 | else | |
125 | children_text = children_text .. tostring(child); | |
126 | end | |
0 | 127 | end |
128 | ||
129 | local attr_string = ""; | |
130 | if t.attr then | |
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131 | for k, v in pairs(t.attr) do if type(k) == "string" then attr_string = attr_string .. s_format(" %s='%s'", k, xml_escape(tostring(v))); end end |
0 | 132 | end |
23 | 133 | return s_format("<%s%s>%s</%s>", t.name, attr_string, children_text, t.name); |
0 | 134 | end |
135 | ||
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136 | function stanza_mt.top_tag(t) |
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137 | local attr_string = ""; |
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138 | if t.attr then |
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139 | for k, v in pairs(t.attr) do if type(k) == "string" then attr_string = attr_string .. s_format(" %s='%s'", k, xml_escape(tostring(v))); end end |
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140 | end |
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141 | return s_format("<%s%s>", t.name, attr_string); |
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142 | end |
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143 | |
0 | 144 | function stanza_mt.__add(s1, s2) |
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145 | return s1:add_direct_child(s2); |
0 | 146 | end |
147 | ||
148 | ||
149 | do | |
150 | local id = 0; | |
151 | function new_id() | |
152 | id = id + 1; | |
153 | return "lx"..id; | |
154 | end | |
155 | end | |
156 | ||
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157 | function preserialize(stanza) |
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158 | local s = { name = stanza.name, attr = stanza.attr }; |
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159 | for _, child in ipairs(stanza) do |
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160 | if type(child) == "table" then |
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161 | t_insert(s, preserialize(child)); |
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162 | else |
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163 | t_insert(s, child); |
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164 | end |
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165 | end |
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166 | return s; |
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167 | end |
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168 | |
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169 | function deserialize(stanza) |
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170 | -- Set metatable |
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171 | if stanza then |
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172 | setmetatable(stanza, stanza_mt); |
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173 | for _, child in ipairs(stanza) do |
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174 | if type(child) == "table" then |
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175 | deserialize(child); |
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176 | end |
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177 | end |
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178 | if not stanza.tags then |
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179 | -- Rebuild tags |
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180 | local tags = {}; |
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181 | for _, child in ipairs(stanza) do |
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182 | if type(child) == "table" then |
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183 | t_insert(tags, child); |
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184 | end |
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185 | end |
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186 | stanza.tags = tags; |
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187 | end |
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188 | end |
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189 | |
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190 | return stanza; |
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191 | end |
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192 | |
0 | 193 | function message(attr, body) |
194 | if not body then | |
195 | return stanza("message", attr); | |
196 | else | |
197 | return stanza("message", attr):tag("body"):text(body); | |
198 | end | |
199 | end | |
200 | function iq(attr) | |
201 | if attr and not attr.id then attr.id = new_id(); end | |
202 | return stanza("iq", attr or { id = new_id() }); | |
203 | end | |
204 | ||
205 | function reply(orig) | |
209
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206 | return stanza(orig.name, orig.attr and { to = orig.attr.from, from = orig.attr.to, id = orig.attr.id, type = ((orig.name == "iq" and "result") or orig.attr.type) }); |
0 | 207 | end |
208 | ||
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209 | function error_reply(orig, type, condition, message, clone) |
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210 | local t = reply(orig); |
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211 | t.attr.type = "error"; |
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212 | -- TODO use clone |
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213 | t:tag("error", {type = type}) |
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214 | :tag(condition, {xmlns = "urn:ietf:params:xml:ns:xmpp-stanzas"}):up(); |
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215 | if (message) then t:tag("text"):text(message):up(); end |
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216 | return t; -- stanza ready for adding app-specific errors |
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217 | end |
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218 | |
0 | 219 | function presence(attr) |
220 | return stanza("presence", attr); | |
221 | end | |
222 | ||
262 | 223 | if do_pretty_printing then |
224 | local style_attrk = getstyle("yellow"); | |
225 | local style_attrv = getstyle("red"); | |
226 | local style_tagname = getstyle("red"); | |
227 | local style_punc = getstyle("magenta"); | |
228 | ||
229 | local attr_format = " "..getstring(style_attrk, "%s")..getstring(style_punc, "=")..getstring(style_attrv, "'%s'"); | |
230 | local top_tag_format = getstring(style_punc, "<")..getstring(style_tagname, "%s").."%s"..getstring(style_punc, ">"); | |
231 | --local tag_format = getstring(style_punc, "<")..getstring(style_tagname, "%s").."%s"..getstring(style_punc, ">").."%s"..getstring(style_punc, "</")..getstring(style_tagname, "%s")..getstring(style_punc, ">"); | |
232 | local tag_format = top_tag_format.."%s"..getstring(style_punc, "</")..getstring(style_tagname, "%s")..getstring(style_punc, ">"); | |
233 | function stanza_mt.pretty_print(t) | |
234 | local children_text = ""; | |
235 | for n, child in ipairs(t) do | |
236 | if type(child) == "string" then | |
237 | children_text = children_text .. xml_escape(child); | |
238 | else | |
239 | children_text = children_text .. child:pretty_print(); | |
240 | end | |
241 | end | |
242 | ||
243 | local attr_string = ""; | |
244 | if t.attr then | |
245 | for k, v in pairs(t.attr) do if type(k) == "string" then attr_string = attr_string .. s_format(attr_format, k, tostring(v)); end end | |
246 | end | |
247 | return s_format(tag_format, t.name, attr_string, children_text, t.name); | |
248 | end | |
249 | ||
250 | function stanza_mt.pretty_top_tag(t) | |
251 | local attr_string = ""; | |
252 | if t.attr then | |
253 | for k, v in pairs(t.attr) do if type(k) == "string" then attr_string = attr_string .. s_format(attr_format, k, tostring(v)); end end | |
254 | end | |
255 | return s_format(top_tag_format, t.name, attr_string); | |
256 | end | |
257 | else | |
258 | -- Sorry, fresh out of colours for you guys ;) | |
259 | stanza_mt.pretty_print = stanza_mt.__tostring; | |
260 | stanza_mt.pretty_top_tag = stanza_mt.top_tag; | |
261 | end | |
262 | ||
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263 | return _M; |