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mod_bosh: Use new httpserver helper to initialise ports
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1 | -- Prosody IM |
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2 | -- Copyright (C) 2008-2009 Matthew Wild |
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3 | -- Copyright (C) 2008-2009 Waqas Hussain |
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4 | -- |
758 | 5 | -- This project is MIT/X11 licensed. Please see the |
6 | -- COPYING file in the source package for more information. | |
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7 | -- |
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8 | |
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9 | |
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10 | |
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11 | require "util.stanza" |
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12 | |
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13 | local st = stanza; |
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14 | local tostring = tostring; |
148 | 15 | local pairs = pairs; |
16 | local ipairs = ipairs; | |
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17 | local t_insert = table.insert; |
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18 | local t_concat = table.concat; |
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19 | |
145 | 20 | local default_log = require "util.logger".init("xmlhandlers"); |
21 | ||
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22 | local error = error; |
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23 | |
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24 | module "xmlhandlers" |
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25 | |
148 | 26 | local ns_prefixes = { |
27 | ["http://www.w3.org/XML/1998/namespace"] = "xml"; | |
28 | } | |
29 | ||
331 | 30 | function init_xmlhandlers(session, stream_callbacks) |
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31 | local ns_stack = { "" }; |
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32 | local curr_ns, name = ""; |
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33 | local curr_tag; |
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34 | local chardata = {}; |
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35 | local xml_handlers = {}; |
145 | 36 | local log = session.log or default_log; |
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37 | |
331 | 38 | local cb_streamopened = stream_callbacks.streamopened; |
39 | local cb_streamclosed = stream_callbacks.streamclosed; | |
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40 | local cb_error = stream_callbacks.error or function (session, e) error("XML stream error: "..tostring(e)); end; |
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41 | local cb_handlestanza = stream_callbacks.handlestanza; |
331 | 42 | |
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43 | local stream_tag = stream_callbacks.stream_tag; |
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44 | local stream_default_ns = stream_callbacks.default_ns; |
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45 | |
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46 | local stanza |
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47 | function xml_handlers:StartElement(tagname, attr) |
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48 | if stanza and #chardata > 0 then |
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49 | -- We have some character data in the buffer |
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50 | stanza:text(t_concat(chardata)); |
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51 | chardata = {}; |
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52 | end |
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53 | local curr_ns,name = tagname:match("^(.-)|?([^%|]-)$"); |
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54 | if not name then |
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55 | curr_ns, name = "", curr_ns; |
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56 | end |
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57 | |
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58 | if curr_ns ~= stream_default_ns then |
148 | 59 | attr.xmlns = curr_ns; |
60 | end | |
61 | ||
62 | -- FIXME !!!!! | |
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63 | for i=1,#attr do |
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64 | local k = attr[i]; |
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65 | attr[i] = nil; |
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66 | local ns, nm = k:match("^([^|]+)|?([^|]-)$") |
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67 | if ns and nm then |
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68 | ns = ns_prefixes[ns]; |
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69 | if ns then |
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70 | attr[ns..":"..nm] = attr[k]; |
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71 | attr[k] = nil; |
148 | 72 | end |
73 | end | |
74 | end | |
145 | 75 | |
76 | if not stanza then --if we are not currently inside a stanza | |
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77 | if session.notopen then |
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78 | if tagname == stream_tag then |
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79 | if cb_streamopened then |
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80 | cb_streamopened(session, attr); |
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81 | end |
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82 | else |
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83 | -- Garbage before stream? |
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84 | cb_error(session, "no-stream"); |
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85 | end |
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86 | return; |
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87 | end |
38 | 88 | if curr_ns == "jabber:client" and name ~= "iq" and name ~= "presence" and name ~= "message" then |
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89 | cb_error(session, "invalid-top-level-element"); |
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90 | end |
145 | 91 | |
331 | 92 | stanza = st.stanza(name, attr); |
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93 | curr_tag = stanza; |
145 | 94 | else -- we are inside a stanza, so add a tag |
148 | 95 | attr.xmlns = nil; |
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96 | if curr_ns ~= stream_default_ns then |
148 | 97 | attr.xmlns = curr_ns; |
98 | end | |
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99 | stanza:tag(name, attr); |
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100 | end |
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101 | end |
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102 | function xml_handlers:CharacterData(data) |
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103 | if stanza then |
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104 | t_insert(chardata, data); |
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105 | end |
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106 | end |
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107 | function xml_handlers:EndElement(tagname) |
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108 | curr_ns,name = tagname:match("^(.-)|?([^%|]-)$"); |
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109 | if not name then |
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110 | curr_ns, name = "", curr_ns; |
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111 | end |
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112 | if (not stanza) or (#stanza.last_add > 0 and name ~= stanza.last_add[#stanza.last_add].name) then |
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113 | if tagname == stream_tag then |
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114 | if cb_streamclosed then |
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115 | cb_streamclosed(session); |
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116 | end |
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117 | return; |
145 | 118 | elseif name == "error" then |
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119 | cb_error(session, "stream-error", stanza); |
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120 | else |
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121 | cb_error(session, "parse-error", "unexpected-element-close", name); |
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122 | end |
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123 | end |
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124 | if #chardata > 0 then |
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125 | -- We have some character data in the buffer |
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126 | stanza:text(t_concat(chardata)); |
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127 | chardata = {}; |
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128 | end |
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129 | -- Complete stanza |
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130 | if #stanza.last_add == 0 then |
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131 | cb_handlestanza(session, stanza); |
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132 | stanza = nil; |
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133 | else |
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134 | stanza:up(); |
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135 | end |
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136 | end |
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137 | return xml_handlers; |
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138 | end |
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139 | |
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140 | return init_xmlhandlers; |