prosody
ec8184b32f60
util/stanza.lua

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util/stanza.lua @ 4080:ec8184b32f60

ejabberd_init.lib.lua: Remove now needless library
author Matthew Wild <mwild1@gmail.com>
date Fri, 07 Jan 2011 03:16:39 +0000
parent 3885:aa6ca3a7b940
child 4132:ccc16434dbe2
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841d61be198f Remove version number from copyright headers
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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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f2b1f89e1d7c util.stanza: Don't add xmlns to tags when serializing if same as the parent tag's xmlns. Should hopefully shut up Gajim once and for all :)
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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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da468ed49a7b Stanza preserialize/deserialize helpers, to strip and restore stanzas respectively. Fixed mod_vcard to use these.
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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
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48 function stanza(name, attr)
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49 local stanza = { name = name, attr = attr or {}, tags = {} };
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50 return setmetatable(stanza, stanza_mt);
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51 end
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52
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53 function stanza_mt:query(xmlns)
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54 return self:tag("query", { xmlns = xmlns });
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55 end
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56
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57 function stanza_mt:body(text, attr)
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58 return self:tag("body", attr):text(text);
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59 end
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60
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61 function stanza_mt:tag(name, attrs)
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62 local s = stanza(name, attrs);
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63 local last_add = self.last_add;
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64 if not last_add then last_add = {}; self.last_add = last_add; end
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65 (last_add[#last_add] or self):add_direct_child(s);
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66 t_insert(last_add, s);
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67 return self;
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68 end
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69
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70 function stanza_mt:text(text)
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71 local last_add = self.last_add;
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72 (last_add and last_add[#last_add] or self):add_direct_child(text);
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73 return self;
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74 end
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75
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76 function stanza_mt:up()
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77 local last_add = self.last_add;
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78 if last_add then t_remove(last_add); end
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79 return self;
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80 end
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81
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82 function stanza_mt:reset()
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83 self.last_add = nil;
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84 return self;
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85 end
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86
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87 function stanza_mt:add_direct_child(child)
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88 if type(child) == "table" then
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89 t_insert(self.tags, child);
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90 end
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91 t_insert(self, child);
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92 end
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93
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94 function stanza_mt:add_child(child)
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95 local last_add = self.last_add;
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96 (last_add and last_add[#last_add] or self):add_direct_child(child);
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97 return self;
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98 end
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99
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100 function stanza_mt:get_child(name, xmlns)
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101 for _, child in ipairs(self.tags) do
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102 if (not name or child.name == name)
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103 and ((not xmlns and self.attr.xmlns == child.attr.xmlns)
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104 or child.attr.xmlns == xmlns) then
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105
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106 return child;
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107 end
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108 end
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109 end
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110
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111 function stanza_mt:child_with_name(name)
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112 for _, child in ipairs(self.tags) do
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113 if child.name == name then return child; end
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114 end
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115 end
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116
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117 function stanza_mt:child_with_ns(ns)
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118 for _, child in ipairs(self.tags) do
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119 if child.attr.xmlns == ns then return child; end
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120 end
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121 end
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122
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123 function stanza_mt:children()
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124 local i = 0;
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125 return function (a)
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126 i = i + 1
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127 return a[i];
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128 end, self, i;
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129 end
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130
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131 function stanza_mt:matching_tags(name, xmlns)
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132 xmlns = xmlns or self.attr.xmlns;
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133 local tags = self.tags;
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134 local start_i, max_i = 1, #tags;
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135 return function ()
730876bbe4e6 util.stanza: Add stanza:matched_children(name, xmlns) [name suggestions welcome]
Matthew Wild <mwild1@gmail.com>
parents: 2961
diff changeset
136 for i=start_i,max_i do
730876bbe4e6 util.stanza: Add stanza:matched_children(name, xmlns) [name suggestions welcome]
Matthew Wild <mwild1@gmail.com>
parents: 2961
diff changeset
137 v = tags[i];
730876bbe4e6 util.stanza: Add stanza:matched_children(name, xmlns) [name suggestions welcome]
Matthew Wild <mwild1@gmail.com>
parents: 2961
diff changeset
138 if (not name or v.name == name)
730876bbe4e6 util.stanza: Add stanza:matched_children(name, xmlns) [name suggestions welcome]
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parents: 2961
diff changeset
139 and (not xmlns or xmlns == v.attr.xmlns) then
730876bbe4e6 util.stanza: Add stanza:matched_children(name, xmlns) [name suggestions welcome]
Matthew Wild <mwild1@gmail.com>
parents: 2961
diff changeset
140 start_i = i+1;
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parents: 2961
diff changeset
141 return v;
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Matthew Wild <mwild1@gmail.com>
parents: 2961
diff changeset
142 end
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Matthew Wild <mwild1@gmail.com>
parents: 2961
diff changeset
143 end
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Matthew Wild <mwild1@gmail.com>
parents: 2961
diff changeset
144 end, tags, i;
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parents: 2961
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145 end
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diff changeset
146
2
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147 function stanza_mt:childtags()
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148 local i = 0;
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149 return function (a)
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150 i = i + 1
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151 local v = self.tags[i]
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152 if v then return v; end
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153 end, self.tags[1], i;
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154 end
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155
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156 function stanza_mt:maptags(callback)
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157 local tags, curr_tag = self.tags, 1;
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diff changeset
158 local n_children, n_tags = #self, #tags;
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diff changeset
159
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diff changeset
160 local i = 1;
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diff changeset
161 while curr_tag <= n_tags do
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162 if self[i] == tags[curr_tag] then
6350b114e0e4 util.stanza: Add stanza:maptags() to apply a function over child tags (return nil to remove tag from stanza)
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parents: 3475
diff changeset
163 local ret = callback(self[i]);
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parents: 3475
diff changeset
164 if ret == nil then
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parents: 3475
diff changeset
165 t_remove(self, i);
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parents: 3475
diff changeset
166 t_remove(tags, curr_tag);
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parents: 3475
diff changeset
167 n_children = n_children - 1;
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parents: 3475
diff changeset
168 n_tags = n_tags - 1;
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parents: 3475
diff changeset
169 else
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parents: 3475
diff changeset
170 self[i] = ret;
6350b114e0e4 util.stanza: Add stanza:maptags() to apply a function over child tags (return nil to remove tag from stanza)
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parents: 3475
diff changeset
171 tags[i] = ret;
6350b114e0e4 util.stanza: Add stanza:maptags() to apply a function over child tags (return nil to remove tag from stanza)
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parents: 3475
diff changeset
172 end
6350b114e0e4 util.stanza: Add stanza:maptags() to apply a function over child tags (return nil to remove tag from stanza)
Matthew Wild <mwild1@gmail.com>
parents: 3475
diff changeset
173 i = i + 1;
6350b114e0e4 util.stanza: Add stanza:maptags() to apply a function over child tags (return nil to remove tag from stanza)
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parents: 3475
diff changeset
174 curr_tag = curr_tag + 1;
6350b114e0e4 util.stanza: Add stanza:maptags() to apply a function over child tags (return nil to remove tag from stanza)
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parents: 3475
diff changeset
175 end
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diff changeset
176 end
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diff changeset
177 return self;
6350b114e0e4 util.stanza: Add stanza:maptags() to apply a function over child tags (return nil to remove tag from stanza)
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parents: 3475
diff changeset
178 end
6350b114e0e4 util.stanza: Add stanza:maptags() to apply a function over child tags (return nil to remove tag from stanza)
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diff changeset
179
1931
f203330eb82e util.stanza: Make xml_escape publicly accessible
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diff changeset
180 local xml_escape
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parents: 1874
diff changeset
181 do
1416
f916f0ff90e5 util.stanza: Rewrote stanza_mt.__tostring. 20-30% faster stanza serialization. - #optimization
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parents: 1415
diff changeset
182 local escape_table = { ["'"] = "&apos;", ["\""] = "&quot;", ["<"] = "&lt;", [">"] = "&gt;", ["&"] = "&amp;" };
1931
f203330eb82e util.stanza: Make xml_escape publicly accessible
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parents: 1874
diff changeset
183 function xml_escape(str) return (s_gsub(str, "['&<>\"]", escape_table)); end
f203330eb82e util.stanza: Make xml_escape publicly accessible
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parents: 1874
diff changeset
184 _M.xml_escape = xml_escape;
f203330eb82e util.stanza: Make xml_escape publicly accessible
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parents: 1874
diff changeset
185 end
f203330eb82e util.stanza: Make xml_escape publicly accessible
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parents: 1874
diff changeset
186
1984
f2b1f89e1d7c util.stanza: Don't add xmlns to tags when serializing if same as the parent tag's xmlns. Should hopefully shut up Gajim once and for all :)
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parents: 1935
diff changeset
187 local function _dostring(t, buf, self, xml_escape, parentns)
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diff changeset
188 local nsid = 0;
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parents: 1420
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189 local name = t.name
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parents: 1420
diff changeset
190 t_insert(buf, "<"..name);
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parents: 1415
diff changeset
191 for k, v in pairs(t.attr) do
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e33658f6052c Changed separator between attribute names and prefixes from '|' to '\1' (optimization and cleanup).
Waqas Hussain <waqas20@gmail.com>
parents: 1984
diff changeset
192 if s_find(k, "\1", 1, true) then
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parents: 1984
diff changeset
193 local ns, attrk = s_match(k, "^([^\1]*)\1?(.*)$");
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parents: 1415
diff changeset
194 nsid = nsid + 1;
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parents: 1415
diff changeset
195 t_insert(buf, " xmlns:ns"..nsid.."='"..xml_escape(ns).."' ".."ns"..nsid..":"..attrk.."='"..xml_escape(v).."'");
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parents: 1984
diff changeset
196 elseif not(k == "xmlns" and v == parentns) then
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parents: 1415
diff changeset
197 t_insert(buf, " "..k.."='"..xml_escape(v).."'");
776
89eb9f59993c util.stanza: Temporary fix for serializing attributes with namespaces
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parents: 760
diff changeset
198 end
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parents: 1415
diff changeset
199 end
1431
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parents: 1420
diff changeset
200 local len = #t;
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parents: 1420
diff changeset
201 if len == 0 then
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parents: 1420
diff changeset
202 t_insert(buf, "/>");
9fe9ba693f4a util.stanza: Serializer optimizations, and nicer output for empty elements
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parents: 1420
diff changeset
203 else
9fe9ba693f4a util.stanza: Serializer optimizations, and nicer output for empty elements
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parents: 1420
diff changeset
204 t_insert(buf, ">");
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parents: 1420
diff changeset
205 for n=1,len do
9fe9ba693f4a util.stanza: Serializer optimizations, and nicer output for empty elements
Waqas Hussain <waqas20@gmail.com>
parents: 1420
diff changeset
206 local child = t[n];
9fe9ba693f4a util.stanza: Serializer optimizations, and nicer output for empty elements
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parents: 1420
diff changeset
207 if child.name then
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parents: 1984
diff changeset
208 self(child, buf, self, xml_escape, t.attr.xmlns);
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diff changeset
209 else
9fe9ba693f4a util.stanza: Serializer optimizations, and nicer output for empty elements
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parents: 1420
diff changeset
210 t_insert(buf, xml_escape(child));
9fe9ba693f4a util.stanza: Serializer optimizations, and nicer output for empty elements
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parents: 1420
diff changeset
211 end
4
09c3845ed442 Presence unavailable on disconnect
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parents: 2
diff changeset
212 end
1431
9fe9ba693f4a util.stanza: Serializer optimizations, and nicer output for empty elements
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parents: 1420
diff changeset
213 t_insert(buf, "</"..name..">");
0
3e3171b59028 First commit, where do you want to go tomorrow?
matthew
parents:
diff changeset
214 end
626
cf1d26fd4d6f Optimized stanza_mt.__tostring (called when doing tostring(stanza))
Waqas Hussain <waqas20@gmail.com>
parents: 519
diff changeset
215 end
cf1d26fd4d6f Optimized stanza_mt.__tostring (called when doing tostring(stanza))
Waqas Hussain <waqas20@gmail.com>
parents: 519
diff changeset
216 function stanza_mt.__tostring(t)
cf1d26fd4d6f Optimized stanza_mt.__tostring (called when doing tostring(stanza))
Waqas Hussain <waqas20@gmail.com>
parents: 519
diff changeset
217 local buf = {};
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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
218 _dostring(t, buf, _dostring, xml_escape, nil);
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cf1d26fd4d6f Optimized stanza_mt.__tostring (called when doing tostring(stanza))
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parents: 519
diff changeset
219 return t_concat(buf);
0
3e3171b59028 First commit, where do you want to go tomorrow?
matthew
parents:
diff changeset
220 end
3e3171b59028 First commit, where do you want to go tomorrow?
matthew
parents:
diff changeset
221
242
f15afbcbc55c Add new top_tag() method to stanzas
Matthew Wild <mwild1@gmail.com>
parents: 209
diff changeset
222 function stanza_mt.top_tag(t)
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Matthew Wild <mwild1@gmail.com>
parents: 209
diff changeset
223 local attr_string = "";
f15afbcbc55c Add new top_tag() method to stanzas
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parents: 209
diff changeset
224 if t.attr then
338
804f5e62a41f Don't forget to escape XML in attributes. Thanks to the Postgres Q&amp;A room on conference.jabber.org :)
Matthew Wild <mwild1@gmail.com>
parents: 262
diff changeset
225 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
f15afbcbc55c Add new top_tag() method to stanzas
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parents: 209
diff changeset
226 end
f15afbcbc55c Add new top_tag() method to stanzas
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parents: 209
diff changeset
227 return s_format("<%s%s>", t.name, attr_string);
f15afbcbc55c Add new top_tag() method to stanzas
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parents: 209
diff changeset
228 end
f15afbcbc55c Add new top_tag() method to stanzas
Matthew Wild <mwild1@gmail.com>
parents: 209
diff changeset
229
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parents: 1416
diff changeset
230 function stanza_mt.get_text(t)
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parents: 1416
diff changeset
231 if #t.tags == 0 then
1576a5aa52f8 util.stanza: Add stanza:get_text() to retrieve all child text nodes #api
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parents: 1416
diff changeset
232 return t_concat(t);
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parents: 1416
diff changeset
233 end
1576a5aa52f8 util.stanza: Add stanza:get_text() to retrieve all child text nodes #api
Matthew Wild <mwild1@gmail.com>
parents: 1416
diff changeset
234 end
1576a5aa52f8 util.stanza: Add stanza:get_text() to retrieve all child text nodes #api
Matthew Wild <mwild1@gmail.com>
parents: 1416
diff changeset
235
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Matthew Wild <mwild1@gmail.com>
parents: 2482
diff changeset
236 function stanza_mt.get_error(stanza)
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parents: 2482
diff changeset
237 local type, condition, text;
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parents: 2482
diff changeset
238
401ff68413a1 util.stanza: Add stanza:get_error() to return type, condition and text of a stanza error
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parents: 2482
diff changeset
239 local error_tag = stanza:get_child("error");
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parents: 2482
diff changeset
240 if not error_tag then
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parents: 2482
diff changeset
241 return nil, nil, nil;
401ff68413a1 util.stanza: Add stanza:get_error() to return type, condition and text of a stanza error
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parents: 2482
diff changeset
242 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
243 type = error_tag.attr.type;
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
244
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aa6ca3a7b940 util.stanza: Iterate on childtags instead of all childs.
Kim Alvefur <zash@zash.se>
parents: 3848
diff changeset
245 for child in error_tag:childtags() do
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401ff68413a1 util.stanza: Add stanza:get_error() to return type, condition and text of a stanza error
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parents: 2482
diff changeset
246 if child.attr.xmlns == xmlns_stanzas then
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parents: 2482
diff changeset
247 if not text and child.name == "text" then
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Matthew Wild <mwild1@gmail.com>
parents: 2482
diff changeset
248 text = child:get_text();
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parents: 2482
diff changeset
249 elseif not condition then
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Matthew Wild <mwild1@gmail.com>
parents: 2482
diff changeset
250 condition = child.name;
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parents: 2482
diff changeset
251 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
252 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
253 break;
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Matthew Wild <mwild1@gmail.com>
parents: 2482
diff changeset
254 end
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Matthew Wild <mwild1@gmail.com>
parents: 2482
diff changeset
255 end
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Matthew Wild <mwild1@gmail.com>
parents: 2482
diff changeset
256 end
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Matthew Wild <mwild1@gmail.com>
parents: 3638
diff changeset
257 return type, condition or "undefined-condition", text;
2526
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Matthew Wild <mwild1@gmail.com>
parents: 2482
diff changeset
258 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
259
0
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parents:
diff changeset
260 function stanza_mt.__add(s1, s2)
180
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parents: 145
diff changeset
261 return s1:add_direct_child(s2);
0
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matthew
parents:
diff changeset
262 end
3e3171b59028 First commit, where do you want to go tomorrow?
matthew
parents:
diff changeset
263
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 do
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266 local id = 0;
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parents: 1431
diff changeset
267 function new_id()
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parents: 1431
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268 id = id + 1;
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parents: 1431
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269 return "lx"..id;
22be7637a64d util.stanza: Convert spaces to tabs
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parents: 1431
diff changeset
270 end
0
3e3171b59028 First commit, where do you want to go tomorrow?
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parents:
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271 end
3e3171b59028 First commit, where do you want to go tomorrow?
matthew
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diff changeset
272
90
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
273 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
274 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
275 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
276 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
277 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
278 else
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
279 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
280 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
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 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
283 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
284
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
285 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
286 -- Set metatable
91
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parents: 90
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287 if stanza then
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parents: 1151
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288 local attr = stanza.attr;
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parents: 1151
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289 for i=1,#attr do attr[i] = nil; end
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parents: 1984
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290 local attrx = {};
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parents: 1984
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291 for att in pairs(attr) do
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parents: 2955
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292 if s_find(att, "|", 1, true) and not s_find(att, "\1", 1, true) then
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parents: 2955
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293 local ns,na = s_match(att, "^([^|]+)|(.+)$");
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parents: 1984
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294 attrx[ns.."\1"..na] = attr[att];
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parents: 1984
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295 attr[att] = nil;
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parents: 1984
diff changeset
296 end
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parents: 1984
diff changeset
297 end
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parents: 1984
diff changeset
298 for a,v in pairs(attrx) do
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parents: 2955
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299 attr[a] = v;
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parents: 1984
diff changeset
300 end
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parents: 90
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301 setmetatable(stanza, stanza_mt);
90
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parents: 70
diff changeset
302 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
303 if type(child) == "table" then
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parents: 90
diff changeset
304 deserialize(child);
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parents: 70
diff changeset
305 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
306 end
91
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parents: 90
diff changeset
307 if not stanza.tags then
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parents: 90
diff changeset
308 -- Rebuild tags
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parents: 90
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309 local tags = {};
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parents: 90
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310 for _, child in ipairs(stanza) do
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parents: 90
diff changeset
311 if type(child) == "table" then
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parents: 90
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312 t_insert(tags, child);
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parents: 90
diff changeset
313 end
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parents: 90
diff changeset
314 end
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parents: 90
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315 stanza.tags = tags;
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parents: 90
diff changeset
316 end
90
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parents: 70
diff changeset
317 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
318
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parents: 70
diff changeset
319 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
320 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
321
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322 function clone(stanza)
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parents: 1431
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323 local lookup_table = {};
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parents: 1431
diff changeset
324 local function _copy(object)
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parents: 1431
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325 if type(object) ~= "table" then
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parents: 1431
diff changeset
326 return object;
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parents: 1431
diff changeset
327 elseif lookup_table[object] then
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parents: 1431
diff changeset
328 return lookup_table[object];
22be7637a64d util.stanza: Convert spaces to tabs
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parents: 1431
diff changeset
329 end
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parents: 1431
diff changeset
330 local new_table = {};
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parents: 1431
diff changeset
331 lookup_table[object] = new_table;
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parents: 1431
diff changeset
332 for index, value in pairs(object) do
22be7637a64d util.stanza: Convert spaces to tabs
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parents: 1431
diff changeset
333 new_table[_copy(index)] = _copy(value);
22be7637a64d util.stanza: Convert spaces to tabs
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parents: 1431
diff changeset
334 end
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parents: 1431
diff changeset
335 return setmetatable(new_table, getmetatable(object));
22be7637a64d util.stanza: Convert spaces to tabs
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parents: 1431
diff changeset
336 end
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parents: 1431
diff changeset
337
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parents: 1431
diff changeset
338 return _copy(stanza)
829
b01fd698495e util/stanza: Added clone function
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parents: 776
diff changeset
339 end
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parents: 776
diff changeset
340
0
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parents:
diff changeset
341 function message(attr, body)
3e3171b59028 First commit, where do you want to go tomorrow?
matthew
parents:
diff changeset
342 if not body then
3e3171b59028 First commit, where do you want to go tomorrow?
matthew
parents:
diff changeset
343 return stanza("message", attr);
3e3171b59028 First commit, where do you want to go tomorrow?
matthew
parents:
diff changeset
344 else
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parents: 3478
diff changeset
345 return stanza("message", attr):tag("body"):text(body):up();
0
3e3171b59028 First commit, where do you want to go tomorrow?
matthew
parents:
diff changeset
346 end
3e3171b59028 First commit, where do you want to go tomorrow?
matthew
parents:
diff changeset
347 end
3e3171b59028 First commit, where do you want to go tomorrow?
matthew
parents:
diff changeset
348 function iq(attr)
3e3171b59028 First commit, where do you want to go tomorrow?
matthew
parents:
diff changeset
349 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
350 return stanza("iq", attr or { id = new_id() });
3e3171b59028 First commit, where do you want to go tomorrow?
matthew
parents:
diff changeset
351 end
3e3171b59028 First commit, where do you want to go tomorrow?
matthew
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352
3e3171b59028 First commit, where do you want to go tomorrow?
matthew
parents:
diff changeset
353 function reply(orig)
209
e9de0803676d Part one of internal component support
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parents: 181
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354 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
355 end
3e3171b59028 First commit, where do you want to go tomorrow?
matthew
parents:
diff changeset
356
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Matthew Wild <mwild1@gmail.com>
parents: 2264
diff changeset
357 do
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 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
359 function error_reply(orig, type, condition, message)
b2f367f16eb8 util.stanza: stanza.error_reply(): Fix to put the correct namespace on <text>
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parents: 2264
diff changeset
360 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
361 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
362 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
363 :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
364 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
365 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
366 end
60
44800be871f5 User registration, etc (jabber:iq:register)
Waqas Hussain <waqas20@gmail.com>
parents: 30
diff changeset
367 end
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parents: 30
diff changeset
368
0
3e3171b59028 First commit, where do you want to go tomorrow?
matthew
parents:
diff changeset
369 function presence(attr)
3e3171b59028 First commit, where do you want to go tomorrow?
matthew
parents:
diff changeset
370 return stanza("presence", attr);
3e3171b59028 First commit, where do you want to go tomorrow?
matthew
parents:
diff changeset
371 end
3e3171b59028 First commit, where do you want to go tomorrow?
matthew
parents:
diff changeset
372
262
8c73fb2ff4a2 A treat for Linux users ;)
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parents: 251
diff changeset
373 if do_pretty_printing then
8c73fb2ff4a2 A treat for Linux users ;)
Matthew Wild <mwild1@gmail.com>
parents: 251
diff changeset
374 local style_attrk = getstyle("yellow");
8c73fb2ff4a2 A treat for Linux users ;)
Matthew Wild <mwild1@gmail.com>
parents: 251
diff changeset
375 local style_attrv = getstyle("red");
8c73fb2ff4a2 A treat for Linux users ;)
Matthew Wild <mwild1@gmail.com>
parents: 251
diff changeset
376 local style_tagname = getstyle("red");
8c73fb2ff4a2 A treat for Linux users ;)
Matthew Wild <mwild1@gmail.com>
parents: 251
diff changeset
377 local style_punc = getstyle("magenta");
8c73fb2ff4a2 A treat for Linux users ;)
Matthew Wild <mwild1@gmail.com>
parents: 251
diff changeset
378
8c73fb2ff4a2 A treat for Linux users ;)
Matthew Wild <mwild1@gmail.com>
parents: 251
diff changeset
379 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
380 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
381 --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
382 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
383 function stanza_mt.pretty_print(t)
8c73fb2ff4a2 A treat for Linux users ;)
Matthew Wild <mwild1@gmail.com>
parents: 251
diff changeset
384 local children_text = "";
8c73fb2ff4a2 A treat for Linux users ;)
Matthew Wild <mwild1@gmail.com>
parents: 251
diff changeset
385 for n, child in ipairs(t) do
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Matthew Wild <mwild1@gmail.com>
parents: 2264
diff changeset
386 if type(child) == "string" then
262
8c73fb2ff4a2 A treat for Linux users ;)
Matthew Wild <mwild1@gmail.com>
parents: 251
diff changeset
387 children_text = children_text .. xml_escape(child);
8c73fb2ff4a2 A treat for Linux users ;)
Matthew Wild <mwild1@gmail.com>
parents: 251
diff changeset
388 else
8c73fb2ff4a2 A treat for Linux users ;)
Matthew Wild <mwild1@gmail.com>
parents: 251
diff changeset
389 children_text = children_text .. child:pretty_print();
8c73fb2ff4a2 A treat for Linux users ;)
Matthew Wild <mwild1@gmail.com>
parents: 251
diff changeset
390 end
8c73fb2ff4a2 A treat for Linux users ;)
Matthew Wild <mwild1@gmail.com>
parents: 251
diff changeset
391 end
8c73fb2ff4a2 A treat for Linux users ;)
Matthew Wild <mwild1@gmail.com>
parents: 251
diff changeset
392
8c73fb2ff4a2 A treat for Linux users ;)
Matthew Wild <mwild1@gmail.com>
parents: 251
diff changeset
393 local attr_string = "";
8c73fb2ff4a2 A treat for Linux users ;)
Matthew Wild <mwild1@gmail.com>
parents: 251
diff changeset
394 if t.attr then
8c73fb2ff4a2 A treat for Linux users ;)
Matthew Wild <mwild1@gmail.com>
parents: 251
diff changeset
395 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>
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396 end
8c73fb2ff4a2 A treat for Linux users ;)
Matthew Wild <mwild1@gmail.com>
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397 return s_format(tag_format, t.name, attr_string, children_text, t.name);
8c73fb2ff4a2 A treat for Linux users ;)
Matthew Wild <mwild1@gmail.com>
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398 end
8c73fb2ff4a2 A treat for Linux users ;)
Matthew Wild <mwild1@gmail.com>
parents: 251
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399
8c73fb2ff4a2 A treat for Linux users ;)
Matthew Wild <mwild1@gmail.com>
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400 function stanza_mt.pretty_top_tag(t)
8c73fb2ff4a2 A treat for Linux users ;)
Matthew Wild <mwild1@gmail.com>
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401 local attr_string = "";
8c73fb2ff4a2 A treat for Linux users ;)
Matthew Wild <mwild1@gmail.com>
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402 if t.attr then
8c73fb2ff4a2 A treat for Linux users ;)
Matthew Wild <mwild1@gmail.com>
parents: 251
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403 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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404 end
8c73fb2ff4a2 A treat for Linux users ;)
Matthew Wild <mwild1@gmail.com>
parents: 251
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405 return s_format(top_tag_format, t.name, attr_string);
8c73fb2ff4a2 A treat for Linux users ;)
Matthew Wild <mwild1@gmail.com>
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406 end
8c73fb2ff4a2 A treat for Linux users ;)
Matthew Wild <mwild1@gmail.com>
parents: 251
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407 else
8c73fb2ff4a2 A treat for Linux users ;)
Matthew Wild <mwild1@gmail.com>
parents: 251
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408 -- Sorry, fresh out of colours for you guys ;)
8c73fb2ff4a2 A treat for Linux users ;)
Matthew Wild <mwild1@gmail.com>
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409 stanza_mt.pretty_print = stanza_mt.__tostring;
8c73fb2ff4a2 A treat for Linux users ;)
Matthew Wild <mwild1@gmail.com>
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410 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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411 end
8c73fb2ff4a2 A treat for Linux users ;)
Matthew Wild <mwild1@gmail.com>
parents: 251
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412
90
da468ed49a7b Stanza preserialize/deserialize helpers, to strip and restore stanzas respectively. Fixed mod_vcard to use these.
Matthew Wild <mwild1@gmail.com>
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413 return _M;