prosody
9a8006f9e983
core/moduleapi.lua

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core/moduleapi.lua @ 9250:9a8006f9e983

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author Kim Alvefur <zash@zash.se>
date Mon, 20 Aug 2018 07:36:03 +0200
parent 9149:d03f21729b2c
child 9509:b57353f76c83
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1 -- Prosody IM
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2 -- Copyright (C) 2008-2012 Matthew Wild
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3 -- Copyright (C) 2008-2012 Waqas Hussain
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4 --
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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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9 local array = require "util.array";
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10 local set = require "util.set";
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11 local it = require "util.iterators";
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12 local logger = require "util.logger";
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13 local pluginloader = require "util.pluginloader";
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14 local timer = require "util.timer";
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15 local resolve_relative_path = require"util.paths".resolve_relative_path;
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16 local st = require "util.stanza";
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17
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18 local t_insert, t_remove, t_concat = table.insert, table.remove, table.concat;
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19 local error, setmetatable, type = error, setmetatable, type;
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20 local ipairs, pairs, select = ipairs, pairs, select;
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21 local tonumber, tostring = tonumber, tostring;
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22 local require = require;
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23 local pack = table.pack or function(...) return {n=select("#",...), ...}; end -- table.pack is only in 5.2
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24 local unpack = table.unpack or unpack; --luacheck: ignore 113 -- renamed in 5.2
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25
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26 local prosody = prosody;
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27 local hosts = prosody.hosts;
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28
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29 -- FIXME: This assert() is to try and catch an obscure bug (2013-04-05)
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30 local core_post_stanza = assert(prosody.core_post_stanza,
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31 "prosody.core_post_stanza is nil, please report this as a bug");
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32
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33 -- Registry of shared module data
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34 local shared_data = setmetatable({}, { __mode = "v" });
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35
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36 local NULL = {};
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37
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38 local api = {};
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39
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40 -- Returns the name of the current module
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41 function api:get_name()
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42 return self.name;
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43 end
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44
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45 -- Returns the host that the current module is serving
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46 function api:get_host()
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47 return self.host;
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48 end
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49
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50 function api:get_host_type()
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51 return (self.host == "*" and "global") or hosts[self.host].type or "local";
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52 end
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53
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54 function api:set_global()
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55 self.host = "*";
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56 -- Update the logger
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57 local _log = logger.init("mod_"..self.name);
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58 self.log = function (self, ...) return _log(...); end; --luacheck: ignore self
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59 self._log = _log;
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60 self.global = true;
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61 end
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62
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63 function api:add_feature(xmlns)
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64 self:add_item("feature", xmlns);
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65 end
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66 function api:add_identity(category, identity_type, name)
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67 self:add_item("identity", {category = category, type = identity_type, name = name});
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68 end
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69 function api:add_extension(data)
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70 self:add_item("extension", data);
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71 end
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72
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73 function api:fire_event(...)
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74 return (hosts[self.host] or prosody).events.fire_event(...);
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75 end
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76
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77 function api:hook_object_event(object, event, handler, priority)
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78 self.event_handlers:set(object, event, handler, true);
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79 return object.add_handler(event, handler, priority);
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80 end
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81
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82 function api:unhook_object_event(object, event, handler)
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83 self.event_handlers:set(object, event, handler, nil);
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84 return object.remove_handler(event, handler);
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85 end
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86
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87 function api:hook(event, handler, priority)
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88 return self:hook_object_event((hosts[self.host] or prosody).events, event, handler, priority);
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89 end
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90
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91 function api:hook_global(event, handler, priority)
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92 return self:hook_object_event(prosody.events, event, handler, priority);
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93 end
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94
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95 function api:hook_tag(xmlns, name, handler, priority)
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96 if not handler and type(name) == "function" then
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97 -- If only 2 options then they specified no xmlns
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98 xmlns, name, handler, priority = nil, xmlns, name, handler;
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99 elseif not (handler and name) then
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100 self:log("warn", "Error: Insufficient parameters to module:hook_stanza()");
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101 return;
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102 end
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103 return self:hook("stanza/"..(xmlns and (xmlns..":") or "")..name,
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104 function (data) return handler(data.origin, data.stanza, data); end, priority);
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105 end
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106 api.hook_stanza = api.hook_tag; -- COMPAT w/pre-0.9
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107
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108 function api:unhook(event, handler)
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109 return self:unhook_object_event((hosts[self.host] or prosody).events, event, handler);
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110 end
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111
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112 function api:wrap_object_event(events_object, event, handler)
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113 return self:hook_object_event(assert(events_object.wrappers, "no wrappers"), event, handler);
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114 end
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115
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116 function api:wrap_event(event, handler)
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117 return self:wrap_object_event((hosts[self.host] or prosody).events, event, handler);
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118 end
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119
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120 function api:wrap_global(event, handler)
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121 return self:hook_object_event(prosody.events, event, handler);
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122 end
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123
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124 function api:require(lib)
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125 local f, n = pluginloader.load_code_ext(self.name, lib, "lib.lua", self.environment);
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126 if not f then error("Failed to load plugin library '"..lib.."', error: "..n); end -- FIXME better error message
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127 return f();
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128 end
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129
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130 function api:depends(name)
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131 local modulemanager = require"core.modulemanager";
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132 if not self.dependencies then
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133 self.dependencies = {};
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134 self:hook("module-reloaded", function (event)
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135 if self.dependencies[event.module] and not self.reloading then
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136 self:log("info", "Auto-reloading due to reload of %s:%s", event.host, event.module);
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137 modulemanager.reload(self.host, self.name);
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138 return;
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139 end
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140 end);
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141 self:hook("module-unloaded", function (event)
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142 if self.dependencies[event.module] then
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143 self:log("info", "Auto-unloading due to unload of %s:%s", event.host, event.module);
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144 modulemanager.unload(self.host, self.name);
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145 end
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146 end);
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147 end
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148 if self:get_option_inherited_set("modules_disabled", {}):contains(name) then
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149 self:log("warn", "Loading prerequisite mod_%s despite it being disabled", name);
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150 end
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151 local mod = modulemanager.get_module(self.host, name) or modulemanager.get_module("*", name);
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152 if mod and mod.module.host == "*" and self.host ~= "*"
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153 and modulemanager.module_has_method(mod, "add_host") then
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154 mod = nil; -- Target is a shared module, so we still want to load it on our host
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155 end
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156 if not mod then
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157 local err;
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158 mod, err = modulemanager.load(self.host, name);
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159 if not mod then
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160 return error(("Unable to load required module, mod_%s: %s"):format(name, ((err or "unknown error"):gsub("%-", " ")) ));
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161 end
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162 end
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163 self.dependencies[name] = true;
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164 return mod;
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165 end
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166
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167 local function get_shared_table_from_path(module, tables, path)
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168 if path:sub(1,1) ~= "/" then -- Prepend default components
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169 local default_path_components = { module.host, module.name };
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170 local n_components = select(2, path:gsub("/", "%1"));
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171 path = (n_components<#default_path_components and "/" or "")
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172 ..t_concat(default_path_components, "/", 1, #default_path_components-n_components).."/"..path;
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173 end
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174 local shared = tables[path];
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175 if not shared then
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176 shared = {};
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177 if path:match("%-cache$") then
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178 setmetatable(shared, { __mode = "kv" });
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179 end
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180 tables[path] = shared;
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181 end
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182 return shared;
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183 end
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184
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185 -- Returns a shared table at the specified virtual path
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186 -- Intentionally does not allow the table to be _set_, it
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187 -- is auto-created if it does not exist.
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188 function api:shared(path)
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189 if not self.shared_data then self.shared_data = {}; end
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190 local shared = get_shared_table_from_path(self, shared_data, path);
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191 self.shared_data[path] = shared;
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192 return shared;
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193 end
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194
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195 function api:get_option(name, default_value)
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196 local config = require "core.configmanager";
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197 local value = config.get(self.host, name);
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198 if value == nil then
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199 value = default_value;
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200 end
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201 return value;
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202 end
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203
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204 function api:get_option_scalar(name, default_value)
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205 local value = self:get_option(name, default_value);
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206 if type(value) == "table" then
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207 if #value > 1 then
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208 self:log("error", "Config option '%s' does not take a list, using just the first item", name);
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209 end
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210 value = value[1];
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211 end
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212 return value;
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213 end
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214
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215 function api:get_option_string(name, default_value)
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216 local value = self:get_option_scalar(name, default_value);
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217 if value == nil then
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218 return nil;
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219 end
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220 return tostring(value);
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221 end
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222
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223 function api:get_option_number(name, ...)
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224 local value = self:get_option_scalar(name, ...);
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225 local ret = tonumber(value);
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226 if value ~= nil and ret == nil then
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227 self:log("error", "Config option '%s' not understood, expecting a number", name);
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228 end
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229 return ret;
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230 end
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231
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232 function api:get_option_boolean(name, ...)
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233 local value = self:get_option_scalar(name, ...);
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234 if value == nil then
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235 return nil;
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236 end
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237 local ret = value == true or value == "true" or value == 1 or nil;
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238 if ret == nil then
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239 ret = (value == false or value == "false" or value == 0);
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240 if ret then
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241 ret = false;
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242 else
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243 ret = nil;
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244 end
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245 end
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246 if ret == nil then
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247 self:log("error", "Config option '%s' not understood, expecting true/false", name);
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248 end
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249 return ret;
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250 end
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251
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252 function api:get_option_array(name, ...)
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253 local value = self:get_option(name, ...);
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254
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255 if value == nil then
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256 return nil;
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257 end
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258
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259 if type(value) ~= "table" then
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260 return array{ value }; -- Assume any non-list is a single-item list
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261 end
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262
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263 return array():append(value); -- Clone
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264 end
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265
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266 function api:get_option_set(name, ...)
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267 local value = self:get_option_array(name, ...);
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268
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269 if value == nil then
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270 return nil;
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271 end
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272
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273 return set.new(value);
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274 end
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275
5527
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276 function api:get_option_inherited_set(name, ...)
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277 local value = self:get_option_set(name, ...);
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278 local global_value = self:context("*"):get_option_set(name, ...);
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279 if not value then
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280 return global_value;
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281 elseif not global_value then
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282 return value;
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283 end
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284 value:include(global_value);
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285 return value;
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286 end
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287
7127
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288 function api:get_option_path(name, default, parent)
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289 if parent == nil then
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290 parent = parent or self:get_directory();
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291 elseif prosody.paths[parent] then
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292 parent = prosody.paths[parent];
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293 end
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294 local value = self:get_option_string(name, default);
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295 if value == nil then
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296 return nil;
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297 end
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298 return resolve_relative_path(parent, value);
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299 end
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300
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301
5526
d54011a23b20 moduleapi: Add module:context(host) to produce a fake API context for a given host (or global). module:context("*"):get_option("foo") to get global options.
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302 function api:context(host)
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303 return setmetatable({host=host or "*"}, {__index=self,__newindex=self});
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304 end
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305
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306 function api:add_item(key, value)
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307 self.items = self.items or {};
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308 self.items[key] = self.items[key] or {};
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309 t_insert(self.items[key], value);
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310 self:fire_event("item-added/"..key, {source = self, item = value});
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311 end
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312 function api:remove_item(key, value)
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313 local t = self.items and self.items[key] or NULL;
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314 for i = #t,1,-1 do
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315 if t[i] == value then
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316 t_remove(self.items[key], i);
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317 self:fire_event("item-removed/"..key, {source = self, item = value});
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318 return value;
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319 end
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320 end
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321 end
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322
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323 function api:get_host_items(key)
6779
6236668da30a core.*: Remove use of module() function
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diff changeset
324 local modulemanager = require"core.modulemanager";
5412
a5fcda77c6b1 moduleapi: have get_host_items wrap on get_items from modulemanager, also add has_{feature/identity} to the API.
Marco Cirillo <maranda@lightwitch.org>
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325 local result = modulemanager.get_items(key, self.host) or {};
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326 return result;
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diff changeset
327 end
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328
6655
a99ed5f5f709 moduleapi: Minor variable renaming to avoid clashes with the 'type' function
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diff changeset
329 function api:handle_items(item_type, added_cb, removed_cb, existing)
a99ed5f5f709 moduleapi: Minor variable renaming to avoid clashes with the 'type' function
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parents: 6654
diff changeset
330 self:hook("item-added/"..item_type, added_cb);
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331 self:hook("item-removed/"..item_type, removed_cb);
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diff changeset
332 if existing ~= false then
6655
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diff changeset
333 for _, item in ipairs(self:get_host_items(item_type)) do
4531
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diff changeset
334 added_cb({ item = item });
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335 end
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diff changeset
336 end
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parents:
diff changeset
337 end
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parents:
diff changeset
338
4613
27fbc9c69eb5 moduleapi: Add module:provides(), a shortcut to add an item with the current module's name
Matthew Wild <mwild1@gmail.com>
parents: 4605
diff changeset
339 function api:provides(name, item)
5529
af58eea131b4 moduleapi: module:provides called without an item makes a copy of the environment instead. Fixes warnings about non-existent globals
Kim Alvefur <zash@zash.se>
parents: 5527
diff changeset
340 -- if not item then item = setmetatable({}, { __index = function(t,k) return rawget(self.environment, k); end }); end
af58eea131b4 moduleapi: module:provides called without an item makes a copy of the environment instead. Fixes warnings about non-existent globals
Kim Alvefur <zash@zash.se>
parents: 5527
diff changeset
341 if not item then
af58eea131b4 moduleapi: module:provides called without an item makes a copy of the environment instead. Fixes warnings about non-existent globals
Kim Alvefur <zash@zash.se>
parents: 5527
diff changeset
342 item = {}
af58eea131b4 moduleapi: module:provides called without an item makes a copy of the environment instead. Fixes warnings about non-existent globals
Kim Alvefur <zash@zash.se>
parents: 5527
diff changeset
343 for k,v in pairs(self.environment) do
af58eea131b4 moduleapi: module:provides called without an item makes a copy of the environment instead. Fixes warnings about non-existent globals
Kim Alvefur <zash@zash.se>
parents: 5527
diff changeset
344 if k ~= "module" then item[k] = v; end
af58eea131b4 moduleapi: module:provides called without an item makes a copy of the environment instead. Fixes warnings about non-existent globals
Kim Alvefur <zash@zash.se>
parents: 5527
diff changeset
345 end
af58eea131b4 moduleapi: module:provides called without an item makes a copy of the environment instead. Fixes warnings about non-existent globals
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parents: 5527
diff changeset
346 end
4613
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parents: 4605
diff changeset
347 if not item.name then
4660
96b40b5e8ea8 moduleapi: module:provides(): Fix usage of wrong table
Matthew Wild <mwild1@gmail.com>
parents: 4651
diff changeset
348 local item_name = self.name;
4613
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diff changeset
349 -- Strip a provider prefix to find the item name
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diff changeset
350 -- (e.g. "auth_foo" -> "foo" for an auth provider)
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diff changeset
351 if item_name:find(name.."_", 1, true) == 1 then
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parents: 4605
diff changeset
352 item_name = item_name:sub(#name+2);
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parents: 4605
diff changeset
353 end
27fbc9c69eb5 moduleapi: Add module:provides(), a shortcut to add an item with the current module's name
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parents: 4605
diff changeset
354 item.name = item_name;
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parents: 4605
diff changeset
355 end
5530
d83482fc4a81 moduleapi: in module:provides(), add the name of the module in item._provided_by
Kim Alvefur <zash@zash.se>
parents: 5529
diff changeset
356 item._provided_by = self.name;
4661
76db5d0a2104 moduleapi: module:provides(): Add "-provider" onto the key name
Matthew Wild <mwild1@gmail.com>
parents: 4660
diff changeset
357 self:add_item(name.."-provider", item);
4613
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parents: 4605
diff changeset
358 end
27fbc9c69eb5 moduleapi: Add module:provides(), a shortcut to add an item with the current module's name
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parents: 4605
diff changeset
359
7342
79a5db780e8b moduleapi: Allow an origin session to be passed to module:send()
Kim Alvefur <zash@zash.se>
parents: 7163
diff changeset
360 function api:send(stanza, origin)
79a5db780e8b moduleapi: Allow an origin session to be passed to module:send()
Kim Alvefur <zash@zash.se>
parents: 7163
diff changeset
361 return core_post_stanza(origin or hosts[self.host], stanza);
4614
20940729c1b4 moduleapi: Add module:send() as an alias for core_post_stanza() from the current host's origin
Matthew Wild <mwild1@gmail.com>
parents: 4613
diff changeset
362 end
20940729c1b4 moduleapi: Add module:send() as an alias for core_post_stanza() from the current host's origin
Matthew Wild <mwild1@gmail.com>
parents: 4613
diff changeset
363
6651
deaa3d66dc2c moduleapi: Add module:broadcast() to send a stanza to a list of JIDs
Matthew Wild <mwild1@gmail.com>
parents: 6640
diff changeset
364 function api:broadcast(jids, stanza, iter)
deaa3d66dc2c moduleapi: Add module:broadcast() to send a stanza to a list of JIDs
Matthew Wild <mwild1@gmail.com>
parents: 6640
diff changeset
365 for jid in (iter or it.values)(jids) do
deaa3d66dc2c moduleapi: Add module:broadcast() to send a stanza to a list of JIDs
Matthew Wild <mwild1@gmail.com>
parents: 6640
diff changeset
366 local new_stanza = st.clone(stanza);
deaa3d66dc2c moduleapi: Add module:broadcast() to send a stanza to a list of JIDs
Matthew Wild <mwild1@gmail.com>
parents: 6640
diff changeset
367 new_stanza.attr.to = jid;
9042
734ba7080b35 moduleapi: Use :send API from :broadcast for compactness
Kim Alvefur <zash@zash.se>
parents: 8994
diff changeset
368 self:send(new_stanza);
6651
deaa3d66dc2c moduleapi: Add module:broadcast() to send a stanza to a list of JIDs
Matthew Wild <mwild1@gmail.com>
parents: 6640
diff changeset
369 end
deaa3d66dc2c moduleapi: Add module:broadcast() to send a stanza to a list of JIDs
Matthew Wild <mwild1@gmail.com>
parents: 6640
diff changeset
370 end
deaa3d66dc2c moduleapi: Add module:broadcast() to send a stanza to a list of JIDs
Matthew Wild <mwild1@gmail.com>
parents: 6640
diff changeset
371
5899
26f54b462601 core/moduleapi: Return timer object from module:add_timer
daurnimator <quae@daurnimator.com>
parents: 5825
diff changeset
372 local timer_methods = { }
26f54b462601 core/moduleapi: Return timer object from module:add_timer
daurnimator <quae@daurnimator.com>
parents: 5825
diff changeset
373 local timer_mt = {
26f54b462601 core/moduleapi: Return timer object from module:add_timer
daurnimator <quae@daurnimator.com>
parents: 5825
diff changeset
374 __index = timer_methods;
26f54b462601 core/moduleapi: Return timer object from module:add_timer
daurnimator <quae@daurnimator.com>
parents: 5825
diff changeset
375 }
26f54b462601 core/moduleapi: Return timer object from module:add_timer
daurnimator <quae@daurnimator.com>
parents: 5825
diff changeset
376 function timer_methods:stop( )
26f54b462601 core/moduleapi: Return timer object from module:add_timer
daurnimator <quae@daurnimator.com>
parents: 5825
diff changeset
377 timer.stop(self.id);
26f54b462601 core/moduleapi: Return timer object from module:add_timer
daurnimator <quae@daurnimator.com>
parents: 5825
diff changeset
378 end
26f54b462601 core/moduleapi: Return timer object from module:add_timer
daurnimator <quae@daurnimator.com>
parents: 5825
diff changeset
379 timer_methods.disarm = timer_methods.stop
26f54b462601 core/moduleapi: Return timer object from module:add_timer
daurnimator <quae@daurnimator.com>
parents: 5825
diff changeset
380 function timer_methods:reschedule(delay)
26f54b462601 core/moduleapi: Return timer object from module:add_timer
daurnimator <quae@daurnimator.com>
parents: 5825
diff changeset
381 timer.reschedule(self.id, delay)
26f54b462601 core/moduleapi: Return timer object from module:add_timer
daurnimator <quae@daurnimator.com>
parents: 5825
diff changeset
382 end
26f54b462601 core/moduleapi: Return timer object from module:add_timer
daurnimator <quae@daurnimator.com>
parents: 5825
diff changeset
383
7142
67226eaef97c moduleapi: Silence luacheck warning about unused 'id' parameter
Matthew Wild <mwild1@gmail.com>
parents: 7141
diff changeset
384 local function timer_callback(now, id, t) --luacheck: ignore 212/id
5899
26f54b462601 core/moduleapi: Return timer object from module:add_timer
daurnimator <quae@daurnimator.com>
parents: 5825
diff changeset
385 if t.module_env.loaded == false then return; end
26f54b462601 core/moduleapi: Return timer object from module:add_timer
daurnimator <quae@daurnimator.com>
parents: 5825
diff changeset
386 return t.callback(now, unpack(t, 1, t.n));
26f54b462601 core/moduleapi: Return timer object from module:add_timer
daurnimator <quae@daurnimator.com>
parents: 5825
diff changeset
387 end
26f54b462601 core/moduleapi: Return timer object from module:add_timer
daurnimator <quae@daurnimator.com>
parents: 5825
diff changeset
388
26f54b462601 core/moduleapi: Return timer object from module:add_timer
daurnimator <quae@daurnimator.com>
parents: 5825
diff changeset
389 function api:add_timer(delay, callback, ...)
26f54b462601 core/moduleapi: Return timer object from module:add_timer
daurnimator <quae@daurnimator.com>
parents: 5825
diff changeset
390 local t = pack(...)
26f54b462601 core/moduleapi: Return timer object from module:add_timer
daurnimator <quae@daurnimator.com>
parents: 5825
diff changeset
391 t.module_env = self;
26f54b462601 core/moduleapi: Return timer object from module:add_timer
daurnimator <quae@daurnimator.com>
parents: 5825
diff changeset
392 t.callback = callback;
26f54b462601 core/moduleapi: Return timer object from module:add_timer
daurnimator <quae@daurnimator.com>
parents: 5825
diff changeset
393 t.id = timer.add_task(delay, timer_callback, t);
26f54b462601 core/moduleapi: Return timer object from module:add_timer
daurnimator <quae@daurnimator.com>
parents: 5825
diff changeset
394 return setmetatable(t, timer_mt);
4666
fb522fbd495e moduleapi: Add module:add_timer(delay, callback) - automatically halts the timer on module unload
Matthew Wild <mwild1@gmail.com>
parents: 4663
diff changeset
395 end
fb522fbd495e moduleapi: Add module:add_timer(delay, callback) - automatically halts the timer on module unload
Matthew Wild <mwild1@gmail.com>
parents: 4663
diff changeset
396
4790
8bf710b19f65 moduleapi: Add module:get_directory() to get module file's directory, and module:load_resource() to load a file relative to that directory
Matthew Wild <mwild1@gmail.com>
parents: 4750
diff changeset
397 local path_sep = package.config:sub(1,1);
8bf710b19f65 moduleapi: Add module:get_directory() to get module file's directory, and module:load_resource() to load a file relative to that directory
Matthew Wild <mwild1@gmail.com>
parents: 4750
diff changeset
398 function api:get_directory()
8bf710b19f65 moduleapi: Add module:get_directory() to get module file's directory, and module:load_resource() to load a file relative to that directory
Matthew Wild <mwild1@gmail.com>
parents: 4750
diff changeset
399 return self.path and (self.path:gsub("%"..path_sep.."[^"..path_sep.."]*$", "")) or nil;
8bf710b19f65 moduleapi: Add module:get_directory() to get module file's directory, and module:load_resource() to load a file relative to that directory
Matthew Wild <mwild1@gmail.com>
parents: 4750
diff changeset
400 end
8bf710b19f65 moduleapi: Add module:get_directory() to get module file's directory, and module:load_resource() to load a file relative to that directory
Matthew Wild <mwild1@gmail.com>
parents: 4750
diff changeset
401
8bf710b19f65 moduleapi: Add module:get_directory() to get module file's directory, and module:load_resource() to load a file relative to that directory
Matthew Wild <mwild1@gmail.com>
parents: 4750
diff changeset
402 function api:load_resource(path, mode)
6165
6a184b16b717 core.certmanager, core.moduleapi, mod_storage_sql, mod_storage_sql2: Import from util.paths
Kim Alvefur <zash@zash.se>
parents: 5825
diff changeset
403 path = resolve_relative_path(self:get_directory(), path);
4790
8bf710b19f65 moduleapi: Add module:get_directory() to get module file's directory, and module:load_resource() to load a file relative to that directory
Matthew Wild <mwild1@gmail.com>
parents: 4750
diff changeset
404 return io.open(path, mode);
8bf710b19f65 moduleapi: Add module:get_directory() to get module file's directory, and module:load_resource() to load a file relative to that directory
Matthew Wild <mwild1@gmail.com>
parents: 4750
diff changeset
405 end
8bf710b19f65 moduleapi: Add module:get_directory() to get module file's directory, and module:load_resource() to load a file relative to that directory
Matthew Wild <mwild1@gmail.com>
parents: 4750
diff changeset
406
6655
a99ed5f5f709 moduleapi: Minor variable renaming to avoid clashes with the 'type' function
Matthew Wild <mwild1@gmail.com>
parents: 6654
diff changeset
407 function api:open_store(name, store_type)
a99ed5f5f709 moduleapi: Minor variable renaming to avoid clashes with the 'type' function
Matthew Wild <mwild1@gmail.com>
parents: 6654
diff changeset
408 return require"core.storagemanager".open(self.host, name or self.name, store_type);
5496
7a0b81b5ca71 moduleapi: Add module:open_store() as a front-end to storagemanager.open()
Matthew Wild <mwild1@gmail.com>
parents: 5434
diff changeset
409 end
7a0b81b5ca71 moduleapi: Add module:open_store() as a front-end to storagemanager.open()
Matthew Wild <mwild1@gmail.com>
parents: 5434
diff changeset
410
6655
a99ed5f5f709 moduleapi: Minor variable renaming to avoid clashes with the 'type' function
Matthew Wild <mwild1@gmail.com>
parents: 6654
diff changeset
411 function api:measure(name, stat_type)
8994
f17e768c1a99 moduleapi: Lazy-load statsmanager on demand
Kim Alvefur <zash@zash.se>
parents: 8993
diff changeset
412 local measure = require "core.statsmanager".measure;
6655
a99ed5f5f709 moduleapi: Minor variable renaming to avoid clashes with the 'type' function
Matthew Wild <mwild1@gmail.com>
parents: 6654
diff changeset
413 return measure(stat_type, "/"..self.host.."/mod_"..self.name.."/"..name);
6556
74253c7beb9c moduleapi: Module API for statsmanager
Matthew Wild <mwild1@gmail.com>
parents: 6422
diff changeset
414 end
74253c7beb9c moduleapi: Module API for statsmanager
Matthew Wild <mwild1@gmail.com>
parents: 6422
diff changeset
415
6639
3003d041c159 moduleapi: Experimental API for modules to measure the rate+duration of events
Matthew Wild <mwild1@gmail.com>
parents: 6556
diff changeset
416 function api:measure_object_event(events_object, event_name, stat_name)
7646
6210dfaec84f moduleapi: 'duration' became 'times'
Matthew Wild <mwild1@gmail.com>
parents: 7342
diff changeset
417 local m = self:measure(stat_name or event_name, "times");
6655
a99ed5f5f709 moduleapi: Minor variable renaming to avoid clashes with the 'type' function
Matthew Wild <mwild1@gmail.com>
parents: 6654
diff changeset
418 local function handler(handlers, _event_name, _event_data)
6639
3003d041c159 moduleapi: Experimental API for modules to measure the rate+duration of events
Matthew Wild <mwild1@gmail.com>
parents: 6556
diff changeset
419 local finished = m();
6655
a99ed5f5f709 moduleapi: Minor variable renaming to avoid clashes with the 'type' function
Matthew Wild <mwild1@gmail.com>
parents: 6654
diff changeset
420 local ret = handlers(_event_name, _event_data);
6639
3003d041c159 moduleapi: Experimental API for modules to measure the rate+duration of events
Matthew Wild <mwild1@gmail.com>
parents: 6556
diff changeset
421 finished();
3003d041c159 moduleapi: Experimental API for modules to measure the rate+duration of events
Matthew Wild <mwild1@gmail.com>
parents: 6556
diff changeset
422 return ret;
3003d041c159 moduleapi: Experimental API for modules to measure the rate+duration of events
Matthew Wild <mwild1@gmail.com>
parents: 6556
diff changeset
423 end
3003d041c159 moduleapi: Experimental API for modules to measure the rate+duration of events
Matthew Wild <mwild1@gmail.com>
parents: 6556
diff changeset
424 return self:hook_object_event(events_object, event_name, handler);
3003d041c159 moduleapi: Experimental API for modules to measure the rate+duration of events
Matthew Wild <mwild1@gmail.com>
parents: 6556
diff changeset
425 end
3003d041c159 moduleapi: Experimental API for modules to measure the rate+duration of events
Matthew Wild <mwild1@gmail.com>
parents: 6556
diff changeset
426
3003d041c159 moduleapi: Experimental API for modules to measure the rate+duration of events
Matthew Wild <mwild1@gmail.com>
parents: 6556
diff changeset
427 function api:measure_event(event_name, stat_name)
6653
8241eac507c3 moduleapi: module:measure_event(), module:measure_global_event(): Fix copy/paste error
Matthew Wild <mwild1@gmail.com>
parents: 6652
diff changeset
428 return self:measure_object_event((hosts[self.host] or prosody).events.wrappers, event_name, stat_name);
6639
3003d041c159 moduleapi: Experimental API for modules to measure the rate+duration of events
Matthew Wild <mwild1@gmail.com>
parents: 6556
diff changeset
429 end
3003d041c159 moduleapi: Experimental API for modules to measure the rate+duration of events
Matthew Wild <mwild1@gmail.com>
parents: 6556
diff changeset
430
3003d041c159 moduleapi: Experimental API for modules to measure the rate+duration of events
Matthew Wild <mwild1@gmail.com>
parents: 6556
diff changeset
431 function api:measure_global_event(event_name, stat_name)
6653
8241eac507c3 moduleapi: module:measure_event(), module:measure_global_event(): Fix copy/paste error
Matthew Wild <mwild1@gmail.com>
parents: 6652
diff changeset
432 return self:measure_object_event(prosody.events.wrappers, event_name, stat_name);
6639
3003d041c159 moduleapi: Experimental API for modules to measure the rate+duration of events
Matthew Wild <mwild1@gmail.com>
parents: 6556
diff changeset
433 end
3003d041c159 moduleapi: Experimental API for modules to measure the rate+duration of events
Matthew Wild <mwild1@gmail.com>
parents: 6556
diff changeset
434
6422
6d4d87a89026 core.module{manager,api}: Fix for 010b141e91ed (Thanks v1ct0r)
Kim Alvefur <zash@zash.se>
parents: 6415
diff changeset
435 return api;