prosody
ea24d73e6c94
util/stanza.lua

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util/stanza.lua @ 4471:ea24d73e6c94

net.http: Pass response object to callbacks (feels hacky, should this be passed *instead of* the request?)
author Matthew Wild <mwild1@gmail.com>
date Tue, 17 Jan 2012 00:30:52 +0000
parent 4200:fb487ee690ea
child 4462:2ee422bdafbe
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1 -- Prosody IM
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2 -- Copyright (C) 2008-2010 Matthew Wild
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3 -- Copyright (C) 2008-2010 Waqas Hussain
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4 --
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b1885732e979 GPL->MIT!
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5 -- This project is MIT/X11 licensed. Please see the
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6 -- COPYING file in the source package for more information.
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7 --
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8
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10 local t_insert = table.insert;
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11 local t_concat = table.concat;
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12 local t_remove = table.remove;
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13 local t_concat = table.concat;
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14 local s_format = string.format;
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15 local s_match = string.match;
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16 local tostring = tostring;
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17 local setmetatable = setmetatable;
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18 local getmetatable = getmetatable;
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19 local pairs = pairs;
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20 local ipairs = ipairs;
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21 local type = type;
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22 local next = next;
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23 local print = print;
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24 local unpack = unpack;
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25 local s_gsub = string.gsub;
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26 local s_char = string.char;
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27 local s_find = string.find;
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28 local os = os;
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29
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30 local do_pretty_printing = not os.getenv("WINDIR");
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31 local getstyle, getstring;
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32 if do_pretty_printing then
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33 local ok, termcolours = pcall(require, "util.termcolours");
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34 if ok then
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35 getstyle, getstring = termcolours.getstyle, termcolours.getstring;
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36 else
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37 do_pretty_printing = nil;
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38 end
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39 end
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40
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41 local xmlns_stanzas = "urn:ietf:params:xml:ns:xmpp-stanzas";
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42
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43 module "stanza"
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44
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45 stanza_mt = { __type = "stanza" };
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46 stanza_mt.__index = stanza_mt;
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47 local stanza_mt = stanza_mt;
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48
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49 function stanza(name, attr)
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50 local stanza = { name = name, attr = attr or {}, tags = {} };
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51 return setmetatable(stanza, stanza_mt);
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52 end
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53 local stanza = stanza;
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54
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55 function stanza_mt:query(xmlns)
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56 return self:tag("query", { xmlns = xmlns });
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57 end
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58
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59 function stanza_mt:body(text, attr)
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60 return self:tag("body", attr):text(text);
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61 end
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62
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63 function stanza_mt:tag(name, attrs)
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64 local s = stanza(name, attrs);
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65 local last_add = self.last_add;
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66 if not last_add then last_add = {}; self.last_add = last_add; end
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67 (last_add[#last_add] or self):add_direct_child(s);
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68 t_insert(last_add, s);
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69 return self;
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70 end
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71
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72 function stanza_mt:text(text)
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73 local last_add = self.last_add;
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74 (last_add and last_add[#last_add] or self):add_direct_child(text);
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75 return self;
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76 end
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77
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78 function stanza_mt:up()
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79 local last_add = self.last_add;
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80 if last_add then t_remove(last_add); end
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81 return self;
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82 end
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83
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84 function stanza_mt:reset()
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85 self.last_add = nil;
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86 return self;
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87 end
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88
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89 function stanza_mt:add_direct_child(child)
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90 if type(child) == "table" then
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91 t_insert(self.tags, child);
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92 end
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93 t_insert(self, child);
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94 end
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95
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96 function stanza_mt:add_child(child)
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97 local last_add = self.last_add;
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98 (last_add and last_add[#last_add] or self):add_direct_child(child);
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99 return self;
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100 end
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101
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102 function stanza_mt:get_child(name, xmlns)
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103 for _, child in ipairs(self.tags) do
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104 if (not name or child.name == name)
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105 and ((not xmlns and self.attr.xmlns == child.attr.xmlns)
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106 or child.attr.xmlns == xmlns) then
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107
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108 return child;
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109 end
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110 end
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111 end
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112
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113 function stanza_mt:get_child_text(name, xmlns)
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114 local tag = self:get_child(name, xmlns);
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115 if tag then
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116 return tag:get_text();
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117 end
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118 return nil;
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119 end
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120
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121 function stanza_mt:child_with_name(name)
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122 for _, child in ipairs(self.tags) do
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123 if child.name == name then return child; end
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124 end
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125 end
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126
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127 function stanza_mt:child_with_ns(ns)
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128 for _, child in ipairs(self.tags) do
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129 if child.attr.xmlns == ns then return child; end
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130 end
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131 end
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132
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133 function stanza_mt:children()
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134 local i = 0;
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135 return function (a)
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136 i = i + 1
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137 return a[i];
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138 end, self, i;
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139 end
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140
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141 function stanza_mt:childtags(name, xmlns)
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142 xmlns = xmlns or self.attr.xmlns;
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143 local tags = self.tags;
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144 local start_i, max_i = 1, #tags;
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145 return function ()
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146 for i = start_i, max_i do
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147 local v = tags[i];
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148 if (not name or v.name == name)
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149 and (not xmlns or xmlns == v.attr.xmlns) then
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150 start_i = i+1;
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151 return v;
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152 end
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153 end
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154 end;
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155 end
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156
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157 function stanza_mt:maptags(callback)
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158 local tags, curr_tag = self.tags, 1;
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159 local n_children, n_tags = #self, #tags;
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160
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161 local i = 1;
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162 while curr_tag <= n_tags do
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163 if self[i] == tags[curr_tag] then
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164 local ret = callback(self[i]);
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165 if ret == nil then
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166 t_remove(self, i);
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167 t_remove(tags, curr_tag);
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168 n_children = n_children - 1;
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169 n_tags = n_tags - 1;
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170 else
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diff changeset
171 self[i] = ret;
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172 tags[i] = ret;
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173 end
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174 i = i + 1;
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175 curr_tag = curr_tag + 1;
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176 end
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177 end
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diff changeset
178 return self;
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179 end
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180
1931
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181 local xml_escape
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182 do
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183 local escape_table = { ["'"] = "&apos;", ["\""] = "&quot;", ["<"] = "&lt;", [">"] = "&gt;", ["&"] = "&amp;" };
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184 function xml_escape(str) return (s_gsub(str, "['&<>\"]", escape_table)); end
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185 _M.xml_escape = xml_escape;
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186 end
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187
1984
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188 local function _dostring(t, buf, self, xml_escape, parentns)
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189 local nsid = 0;
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190 local name = t.name
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191 t_insert(buf, "<"..name);
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192 for k, v in pairs(t.attr) do
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193 if s_find(k, "\1", 1, true) then
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diff changeset
194 local ns, attrk = s_match(k, "^([^\1]*)\1?(.*)$");
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195 nsid = nsid + 1;
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196 t_insert(buf, " xmlns:ns"..nsid.."='"..xml_escape(ns).."' ".."ns"..nsid..":"..attrk.."='"..xml_escape(v).."'");
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197 elseif not(k == "xmlns" and v == parentns) then
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198 t_insert(buf, " "..k.."='"..xml_escape(v).."'");
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199 end
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200 end
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diff changeset
201 local len = #t;
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202 if len == 0 then
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203 t_insert(buf, "/>");
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diff changeset
204 else
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diff changeset
205 t_insert(buf, ">");
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diff changeset
206 for n=1,len do
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diff changeset
207 local child = t[n];
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diff changeset
208 if child.name then
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diff changeset
209 self(child, buf, self, xml_escape, t.attr.xmlns);
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210 else
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diff changeset
211 t_insert(buf, xml_escape(child));
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212 end
4
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213 end
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diff changeset
214 t_insert(buf, "</"..name..">");
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215 end
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diff changeset
216 end
cf1d26fd4d6f Optimized stanza_mt.__tostring (called when doing tostring(stanza))
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parents: 519
diff changeset
217 function stanza_mt.__tostring(t)
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parents: 519
diff changeset
218 local buf = {};
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diff changeset
219 _dostring(t, buf, _dostring, xml_escape, nil);
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diff changeset
220 return t_concat(buf);
0
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221 end
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222
242
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diff changeset
223 function stanza_mt.top_tag(t)
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parents: 209
diff changeset
224 local attr_string = "";
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parents: 209
diff changeset
225 if t.attr then
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parents: 262
diff changeset
226 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
242
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diff changeset
227 end
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diff changeset
228 return s_format("<%s%s>", t.name, attr_string);
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229 end
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parents: 209
diff changeset
230
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diff changeset
231 function stanza_mt.get_text(t)
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diff changeset
232 if #t.tags == 0 then
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diff changeset
233 return t_concat(t);
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parents: 1416
diff changeset
234 end
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parents: 1416
diff changeset
235 end
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parents: 1416
diff changeset
236
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diff changeset
237 function stanza_mt.get_error(stanza)
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diff changeset
238 local type, condition, text;
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diff changeset
239
401ff68413a1 util.stanza: Add stanza:get_error() to return type, condition and text of a stanza error
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diff changeset
240 local error_tag = stanza:get_child("error");
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diff changeset
241 if not error_tag then
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diff changeset
242 return nil, nil, nil;
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diff changeset
243 end
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parents: 2482
diff changeset
244 type = error_tag.attr.type;
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diff changeset
245
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0d7137fee360 util.stanza: Iterate on childtags instead of all childs.
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parents: 3726
diff changeset
246 for child in error_tag:childtags() do
2526
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parents: 2482
diff changeset
247 if child.attr.xmlns == xmlns_stanzas then
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parents: 2482
diff changeset
248 if not text and child.name == "text" then
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diff changeset
249 text = child:get_text();
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parents: 2482
diff changeset
250 elseif not condition then
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parents: 2482
diff changeset
251 condition = child.name;
401ff68413a1 util.stanza: Add stanza:get_error() to return type, condition and text of a stanza error
Matthew Wild <mwild1@gmail.com>
parents: 2482
diff changeset
252 end
401ff68413a1 util.stanza: Add stanza:get_error() to return type, condition and text of a stanza error
Matthew Wild <mwild1@gmail.com>
parents: 2482
diff changeset
253 if condition and text then
401ff68413a1 util.stanza: Add stanza:get_error() to return type, condition and text of a stanza error
Matthew Wild <mwild1@gmail.com>
parents: 2482
diff changeset
254 break;
401ff68413a1 util.stanza: Add stanza:get_error() to return type, condition and text of a stanza error
Matthew Wild <mwild1@gmail.com>
parents: 2482
diff changeset
255 end
401ff68413a1 util.stanza: Add stanza:get_error() to return type, condition and text of a stanza error
Matthew Wild <mwild1@gmail.com>
parents: 2482
diff changeset
256 end
401ff68413a1 util.stanza: Add stanza:get_error() to return type, condition and text of a stanza error
Matthew Wild <mwild1@gmail.com>
parents: 2482
diff changeset
257 end
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parents: 3638
diff changeset
258 return type, condition or "undefined-condition", text;
2526
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Matthew Wild <mwild1@gmail.com>
parents: 2482
diff changeset
259 end
401ff68413a1 util.stanza: Add stanza:get_error() to return type, condition and text of a stanza error
Matthew Wild <mwild1@gmail.com>
parents: 2482
diff changeset
260
0
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matthew
parents:
diff changeset
261 function stanza_mt.__add(s1, s2)
180
d8b9a19d70eb Make add_child() behave as expected. Old add_child() is now add_direct_child()
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parents: 145
diff changeset
262 return s1:add_direct_child(s2);
0
3e3171b59028 First commit, where do you want to go tomorrow?
matthew
parents:
diff changeset
263 end
3e3171b59028 First commit, where do you want to go tomorrow?
matthew
parents:
diff changeset
264
3e3171b59028 First commit, where do you want to go tomorrow?
matthew
parents:
diff changeset
265
3e3171b59028 First commit, where do you want to go tomorrow?
matthew
parents:
diff changeset
266 do
1517
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parents: 1431
diff changeset
267 local id = 0;
22be7637a64d util.stanza: Convert spaces to tabs
Matthew Wild <mwild1@gmail.com>
parents: 1431
diff changeset
268 function new_id()
22be7637a64d util.stanza: Convert spaces to tabs
Matthew Wild <mwild1@gmail.com>
parents: 1431
diff changeset
269 id = id + 1;
22be7637a64d util.stanza: Convert spaces to tabs
Matthew Wild <mwild1@gmail.com>
parents: 1431
diff changeset
270 return "lx"..id;
22be7637a64d util.stanza: Convert spaces to tabs
Matthew Wild <mwild1@gmail.com>
parents: 1431
diff changeset
271 end
0
3e3171b59028 First commit, where do you want to go tomorrow?
matthew
parents:
diff changeset
272 end
3e3171b59028 First commit, where do you want to go tomorrow?
matthew
parents:
diff changeset
273
90
da468ed49a7b Stanza preserialize/deserialize helpers, to strip and restore stanzas respectively. Fixed mod_vcard to use these.
Matthew Wild <mwild1@gmail.com>
parents: 70
diff changeset
274 function preserialize(stanza)
da468ed49a7b Stanza preserialize/deserialize helpers, to strip and restore stanzas respectively. Fixed mod_vcard to use these.
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parents: 70
diff changeset
275 local s = { name = stanza.name, attr = stanza.attr };
da468ed49a7b Stanza preserialize/deserialize helpers, to strip and restore stanzas respectively. Fixed mod_vcard to use these.
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parents: 70
diff changeset
276 for _, child in ipairs(stanza) do
da468ed49a7b Stanza preserialize/deserialize helpers, to strip and restore stanzas respectively. Fixed mod_vcard to use these.
Matthew Wild <mwild1@gmail.com>
parents: 70
diff changeset
277 if type(child) == "table" then
da468ed49a7b Stanza preserialize/deserialize helpers, to strip and restore stanzas respectively. Fixed mod_vcard to use these.
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parents: 70
diff changeset
278 t_insert(s, preserialize(child));
da468ed49a7b Stanza preserialize/deserialize helpers, to strip and restore stanzas respectively. Fixed mod_vcard to use these.
Matthew Wild <mwild1@gmail.com>
parents: 70
diff changeset
279 else
da468ed49a7b Stanza preserialize/deserialize helpers, to strip and restore stanzas respectively. Fixed mod_vcard to use these.
Matthew Wild <mwild1@gmail.com>
parents: 70
diff changeset
280 t_insert(s, child);
da468ed49a7b Stanza preserialize/deserialize helpers, to strip and restore stanzas respectively. Fixed mod_vcard to use these.
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parents: 70
diff changeset
281 end
da468ed49a7b Stanza preserialize/deserialize helpers, to strip and restore stanzas respectively. Fixed mod_vcard to use these.
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parents: 70
diff changeset
282 end
da468ed49a7b Stanza preserialize/deserialize helpers, to strip and restore stanzas respectively. Fixed mod_vcard to use these.
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parents: 70
diff changeset
283 return s;
da468ed49a7b Stanza preserialize/deserialize helpers, to strip and restore stanzas respectively. Fixed mod_vcard to use these.
Matthew Wild <mwild1@gmail.com>
parents: 70
diff changeset
284 end
da468ed49a7b Stanza preserialize/deserialize helpers, to strip and restore stanzas respectively. Fixed mod_vcard to use these.
Matthew Wild <mwild1@gmail.com>
parents: 70
diff changeset
285
da468ed49a7b Stanza preserialize/deserialize helpers, to strip and restore stanzas respectively. Fixed mod_vcard to use these.
Matthew Wild <mwild1@gmail.com>
parents: 70
diff changeset
286 function deserialize(stanza)
da468ed49a7b Stanza preserialize/deserialize helpers, to strip and restore stanzas respectively. Fixed mod_vcard to use these.
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parents: 70
diff changeset
287 -- Set metatable
91
6d66eb6b24cb Fixed: util.stanza.deserialize now handles nil stanzas
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parents: 90
diff changeset
288 if stanza then
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parents: 1151
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289 local attr = stanza.attr;
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parents: 1151
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290 for i=1,#attr do attr[i] = nil; end
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e33658f6052c Changed separator between attribute names and prefixes from '|' to '\1' (optimization and cleanup).
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parents: 1984
diff changeset
291 local attrx = {};
e33658f6052c Changed separator between attribute names and prefixes from '|' to '\1' (optimization and cleanup).
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parents: 1984
diff changeset
292 for att in pairs(attr) do
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parents: 2955
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293 if s_find(att, "|", 1, true) and not s_find(att, "\1", 1, true) then
15a145a67044 util.stanza: Fixed some more nil global accesses.
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parents: 2955
diff changeset
294 local ns,na = s_match(att, "^([^|]+)|(.+)$");
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parents: 1984
diff changeset
295 attrx[ns.."\1"..na] = attr[att];
e33658f6052c Changed separator between attribute names and prefixes from '|' to '\1' (optimization and cleanup).
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parents: 1984
diff changeset
296 attr[att] = nil;
e33658f6052c Changed separator between attribute names and prefixes from '|' to '\1' (optimization and cleanup).
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parents: 1984
diff changeset
297 end
e33658f6052c Changed separator between attribute names and prefixes from '|' to '\1' (optimization and cleanup).
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parents: 1984
diff changeset
298 end
e33658f6052c Changed separator between attribute names and prefixes from '|' to '\1' (optimization and cleanup).
Waqas Hussain <waqas20@gmail.com>
parents: 1984
diff changeset
299 for a,v in pairs(attrx) do
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parents: 2955
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300 attr[a] = v;
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Waqas Hussain <waqas20@gmail.com>
parents: 1984
diff changeset
301 end
91
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parents: 90
diff changeset
302 setmetatable(stanza, stanza_mt);
90
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parents: 70
diff changeset
303 for _, child in ipairs(stanza) do
da468ed49a7b Stanza preserialize/deserialize helpers, to strip and restore stanzas respectively. Fixed mod_vcard to use these.
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parents: 70
diff changeset
304 if type(child) == "table" then
91
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parents: 90
diff changeset
305 deserialize(child);
90
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Matthew Wild <mwild1@gmail.com>
parents: 70
diff changeset
306 end
da468ed49a7b Stanza preserialize/deserialize helpers, to strip and restore stanzas respectively. Fixed mod_vcard to use these.
Matthew Wild <mwild1@gmail.com>
parents: 70
diff changeset
307 end
91
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parents: 90
diff changeset
308 if not stanza.tags then
6d66eb6b24cb Fixed: util.stanza.deserialize now handles nil stanzas
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parents: 90
diff changeset
309 -- Rebuild tags
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parents: 90
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310 local tags = {};
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parents: 90
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311 for _, child in ipairs(stanza) do
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parents: 90
diff changeset
312 if type(child) == "table" then
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parents: 90
diff changeset
313 t_insert(tags, child);
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parents: 90
diff changeset
314 end
6d66eb6b24cb Fixed: util.stanza.deserialize now handles nil stanzas
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parents: 90
diff changeset
315 end
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parents: 90
diff changeset
316 stanza.tags = tags;
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parents: 90
diff changeset
317 end
90
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parents: 70
diff changeset
318 end
da468ed49a7b Stanza preserialize/deserialize helpers, to strip and restore stanzas respectively. Fixed mod_vcard to use these.
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parents: 70
diff changeset
319
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parents: 70
diff changeset
320 return stanza;
da468ed49a7b Stanza preserialize/deserialize helpers, to strip and restore stanzas respectively. Fixed mod_vcard to use these.
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parents: 70
diff changeset
321 end
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parents: 70
diff changeset
322
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parents: 4168
diff changeset
323 local function _clone(stanza)
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parents: 4168
diff changeset
324 local attr, tags = {}, {};
aa07a381e5a6 util.stanza: Rewrite clone() to be more optimized.
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parents: 4168
diff changeset
325 for k,v in pairs(stanza.attr) do attr[k] = v; end
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parents: 4168
diff changeset
326 local new = { name = stanza.name, attr = attr, tags = tags };
aa07a381e5a6 util.stanza: Rewrite clone() to be more optimized.
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parents: 4168
diff changeset
327 for i=1,#stanza do
aa07a381e5a6 util.stanza: Rewrite clone() to be more optimized.
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parents: 4168
diff changeset
328 local child = stanza[i];
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parents: 4168
diff changeset
329 if child.name then
aa07a381e5a6 util.stanza: Rewrite clone() to be more optimized.
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parents: 4168
diff changeset
330 child = _clone(child);
aa07a381e5a6 util.stanza: Rewrite clone() to be more optimized.
Waqas Hussain <waqas20@gmail.com>
parents: 4168
diff changeset
331 t_insert(tags, child);
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parents: 1431
diff changeset
332 end
4179
aa07a381e5a6 util.stanza: Rewrite clone() to be more optimized.
Waqas Hussain <waqas20@gmail.com>
parents: 4168
diff changeset
333 t_insert(new, child);
1517
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parents: 1431
diff changeset
334 end
4179
aa07a381e5a6 util.stanza: Rewrite clone() to be more optimized.
Waqas Hussain <waqas20@gmail.com>
parents: 4168
diff changeset
335 return setmetatable(new, stanza_mt);
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Waqas Hussain <waqas20@gmail.com>
parents: 776
diff changeset
336 end
4179
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parents: 4168
diff changeset
337 clone = _clone;
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parents: 776
diff changeset
338
0
3e3171b59028 First commit, where do you want to go tomorrow?
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parents:
diff changeset
339 function message(attr, body)
3e3171b59028 First commit, where do you want to go tomorrow?
matthew
parents:
diff changeset
340 if not body then
3e3171b59028 First commit, where do you want to go tomorrow?
matthew
parents:
diff changeset
341 return stanza("message", attr);
3e3171b59028 First commit, where do you want to go tomorrow?
matthew
parents:
diff changeset
342 else
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Waqas Hussain <waqas20@gmail.com>
parents: 3478
diff changeset
343 return stanza("message", attr):tag("body"):text(body):up();
0
3e3171b59028 First commit, where do you want to go tomorrow?
matthew
parents:
diff changeset
344 end
3e3171b59028 First commit, where do you want to go tomorrow?
matthew
parents:
diff changeset
345 end
3e3171b59028 First commit, where do you want to go tomorrow?
matthew
parents:
diff changeset
346 function iq(attr)
3e3171b59028 First commit, where do you want to go tomorrow?
matthew
parents:
diff changeset
347 if attr and not attr.id then attr.id = new_id(); end
3e3171b59028 First commit, where do you want to go tomorrow?
matthew
parents:
diff changeset
348 return stanza("iq", attr or { id = new_id() });
3e3171b59028 First commit, where do you want to go tomorrow?
matthew
parents:
diff changeset
349 end
3e3171b59028 First commit, where do you want to go tomorrow?
matthew
parents:
diff changeset
350
3e3171b59028 First commit, where do you want to go tomorrow?
matthew
parents:
diff changeset
351 function reply(orig)
209
e9de0803676d Part one of internal component support
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parents: 181
diff changeset
352 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
3e3171b59028 First commit, where do you want to go tomorrow?
matthew
parents:
diff changeset
353 end
3e3171b59028 First commit, where do you want to go tomorrow?
matthew
parents:
diff changeset
354
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b2f367f16eb8 util.stanza: stanza.error_reply(): Fix to put the correct namespace on <text>
Matthew Wild <mwild1@gmail.com>
parents: 2264
diff changeset
355 do
b2f367f16eb8 util.stanza: stanza.error_reply(): Fix to put the correct namespace on <text>
Matthew Wild <mwild1@gmail.com>
parents: 2264
diff changeset
356 local xmpp_stanzas_attr = { xmlns = xmlns_stanzas };
b2f367f16eb8 util.stanza: stanza.error_reply(): Fix to put the correct namespace on <text>
Matthew Wild <mwild1@gmail.com>
parents: 2264
diff changeset
357 function error_reply(orig, type, condition, message)
b2f367f16eb8 util.stanza: stanza.error_reply(): Fix to put the correct namespace on <text>
Matthew Wild <mwild1@gmail.com>
parents: 2264
diff changeset
358 local t = reply(orig);
b2f367f16eb8 util.stanza: stanza.error_reply(): Fix to put the correct namespace on <text>
Matthew Wild <mwild1@gmail.com>
parents: 2264
diff changeset
359 t.attr.type = "error";
b2f367f16eb8 util.stanza: stanza.error_reply(): Fix to put the correct namespace on <text>
Matthew Wild <mwild1@gmail.com>
parents: 2264
diff changeset
360 t:tag("error", {type = type}) --COMPAT: Some day xmlns:stanzas goes here
b2f367f16eb8 util.stanza: stanza.error_reply(): Fix to put the correct namespace on <text>
Matthew Wild <mwild1@gmail.com>
parents: 2264
diff changeset
361 :tag(condition, xmpp_stanzas_attr):up();
b2f367f16eb8 util.stanza: stanza.error_reply(): Fix to put the correct namespace on <text>
Matthew Wild <mwild1@gmail.com>
parents: 2264
diff changeset
362 if (message) then t:tag("text", xmpp_stanzas_attr):text(message):up(); end
b2f367f16eb8 util.stanza: stanza.error_reply(): Fix to put the correct namespace on <text>
Matthew Wild <mwild1@gmail.com>
parents: 2264
diff changeset
363 return t; -- stanza ready for adding app-specific errors
b2f367f16eb8 util.stanza: stanza.error_reply(): Fix to put the correct namespace on <text>
Matthew Wild <mwild1@gmail.com>
parents: 2264
diff changeset
364 end
60
44800be871f5 User registration, etc (jabber:iq:register)
Waqas Hussain <waqas20@gmail.com>
parents: 30
diff changeset
365 end
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Waqas Hussain <waqas20@gmail.com>
parents: 30
diff changeset
366
0
3e3171b59028 First commit, where do you want to go tomorrow?
matthew
parents:
diff changeset
367 function presence(attr)
3e3171b59028 First commit, where do you want to go tomorrow?
matthew
parents:
diff changeset
368 return stanza("presence", attr);
3e3171b59028 First commit, where do you want to go tomorrow?
matthew
parents:
diff changeset
369 end
3e3171b59028 First commit, where do you want to go tomorrow?
matthew
parents:
diff changeset
370
262
8c73fb2ff4a2 A treat for Linux users ;)
Matthew Wild <mwild1@gmail.com>
parents: 251
diff changeset
371 if do_pretty_printing then
8c73fb2ff4a2 A treat for Linux users ;)
Matthew Wild <mwild1@gmail.com>
parents: 251
diff changeset
372 local style_attrk = getstyle("yellow");
8c73fb2ff4a2 A treat for Linux users ;)
Matthew Wild <mwild1@gmail.com>
parents: 251
diff changeset
373 local style_attrv = getstyle("red");
8c73fb2ff4a2 A treat for Linux users ;)
Matthew Wild <mwild1@gmail.com>
parents: 251
diff changeset
374 local style_tagname = getstyle("red");
8c73fb2ff4a2 A treat for Linux users ;)
Matthew Wild <mwild1@gmail.com>
parents: 251
diff changeset
375 local style_punc = getstyle("magenta");
8c73fb2ff4a2 A treat for Linux users ;)
Matthew Wild <mwild1@gmail.com>
parents: 251
diff changeset
376
8c73fb2ff4a2 A treat for Linux users ;)
Matthew Wild <mwild1@gmail.com>
parents: 251
diff changeset
377 local attr_format = " "..getstring(style_attrk, "%s")..getstring(style_punc, "=")..getstring(style_attrv, "'%s'");
8c73fb2ff4a2 A treat for Linux users ;)
Matthew Wild <mwild1@gmail.com>
parents: 251
diff changeset
378 local top_tag_format = getstring(style_punc, "<")..getstring(style_tagname, "%s").."%s"..getstring(style_punc, ">");
8c73fb2ff4a2 A treat for Linux users ;)
Matthew Wild <mwild1@gmail.com>
parents: 251
diff changeset
379 --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, ">");
8c73fb2ff4a2 A treat for Linux users ;)
Matthew Wild <mwild1@gmail.com>
parents: 251
diff changeset
380 local tag_format = top_tag_format.."%s"..getstring(style_punc, "</")..getstring(style_tagname, "%s")..getstring(style_punc, ">");
8c73fb2ff4a2 A treat for Linux users ;)
Matthew Wild <mwild1@gmail.com>
parents: 251
diff changeset
381 function stanza_mt.pretty_print(t)
8c73fb2ff4a2 A treat for Linux users ;)
Matthew Wild <mwild1@gmail.com>
parents: 251
diff changeset
382 local children_text = "";
8c73fb2ff4a2 A treat for Linux users ;)
Matthew Wild <mwild1@gmail.com>
parents: 251
diff changeset
383 for n, child in ipairs(t) do
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a1570e371258 util.stanza: Trailing whitespace
Matthew Wild <mwild1@gmail.com>
parents: 2264
diff changeset
384 if type(child) == "string" then
262
8c73fb2ff4a2 A treat for Linux users ;)
Matthew Wild <mwild1@gmail.com>
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385 children_text = children_text .. xml_escape(child);
8c73fb2ff4a2 A treat for Linux users ;)
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386 else
8c73fb2ff4a2 A treat for Linux users ;)
Matthew Wild <mwild1@gmail.com>
parents: 251
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387 children_text = children_text .. child:pretty_print();
8c73fb2ff4a2 A treat for Linux users ;)
Matthew Wild <mwild1@gmail.com>
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388 end
8c73fb2ff4a2 A treat for Linux users ;)
Matthew Wild <mwild1@gmail.com>
parents: 251
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389 end
8c73fb2ff4a2 A treat for Linux users ;)
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390
8c73fb2ff4a2 A treat for Linux users ;)
Matthew Wild <mwild1@gmail.com>
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391 local attr_string = "";
8c73fb2ff4a2 A treat for Linux users ;)
Matthew Wild <mwild1@gmail.com>
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392 if t.attr then
8c73fb2ff4a2 A treat for Linux users ;)
Matthew Wild <mwild1@gmail.com>
parents: 251
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393 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
8c73fb2ff4a2 A treat for Linux users ;)
Matthew Wild <mwild1@gmail.com>
parents: 251
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394 end
8c73fb2ff4a2 A treat for Linux users ;)
Matthew Wild <mwild1@gmail.com>
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395 return s_format(tag_format, t.name, attr_string, children_text, t.name);
8c73fb2ff4a2 A treat for Linux users ;)
Matthew Wild <mwild1@gmail.com>
parents: 251
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396 end
8c73fb2ff4a2 A treat for Linux users ;)
Matthew Wild <mwild1@gmail.com>
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397
8c73fb2ff4a2 A treat for Linux users ;)
Matthew Wild <mwild1@gmail.com>
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398 function stanza_mt.pretty_top_tag(t)
8c73fb2ff4a2 A treat for Linux users ;)
Matthew Wild <mwild1@gmail.com>
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399 local attr_string = "";
8c73fb2ff4a2 A treat for Linux users ;)
Matthew Wild <mwild1@gmail.com>
parents: 251
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400 if t.attr then
8c73fb2ff4a2 A treat for Linux users ;)
Matthew Wild <mwild1@gmail.com>
parents: 251
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401 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
8c73fb2ff4a2 A treat for Linux users ;)
Matthew Wild <mwild1@gmail.com>
parents: 251
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402 end
8c73fb2ff4a2 A treat for Linux users ;)
Matthew Wild <mwild1@gmail.com>
parents: 251
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403 return s_format(top_tag_format, t.name, attr_string);
8c73fb2ff4a2 A treat for Linux users ;)
Matthew Wild <mwild1@gmail.com>
parents: 251
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404 end
8c73fb2ff4a2 A treat for Linux users ;)
Matthew Wild <mwild1@gmail.com>
parents: 251
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405 else
8c73fb2ff4a2 A treat for Linux users ;)
Matthew Wild <mwild1@gmail.com>
parents: 251
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406 -- Sorry, fresh out of colours for you guys ;)
8c73fb2ff4a2 A treat for Linux users ;)
Matthew Wild <mwild1@gmail.com>
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407 stanza_mt.pretty_print = stanza_mt.__tostring;
8c73fb2ff4a2 A treat for Linux users ;)
Matthew Wild <mwild1@gmail.com>
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408 stanza_mt.pretty_top_tag = stanza_mt.top_tag;
8c73fb2ff4a2 A treat for Linux users ;)
Matthew Wild <mwild1@gmail.com>
parents: 251
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409 end
8c73fb2ff4a2 A treat for Linux users ;)
Matthew Wild <mwild1@gmail.com>
parents: 251
diff changeset
410
90
da468ed49a7b Stanza preserialize/deserialize helpers, to strip and restore stanzas respectively. Fixed mod_vcard to use these.
Matthew Wild <mwild1@gmail.com>
parents: 70
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411 return _M;