Merge 0.9->0.10

[prosody.git] / core / configmanager.lua

diff --git a/core/configmanager.lua b/core/configmanager.lua
index 96c2517cf8d9ee47b4941390f6c5c134326125d0..48f039eac8c3eea55ebe45c64efe23b10cdb93e7 100644 (file)
--- a/core/configmanager.lua
+++ b/core/configmanager.lua
@@ -14,11 +14,14 @@ local format, math_max = string.format, math.max;
 local fire_event = prosody and prosody.events.fire_event or function () end;
 
 local envload = require"util.envload".envload;
-local lfs = require "lfs";
+local deps = require"util.dependencies";
 local resolve_relative_path = require"util.paths".resolve_relative_path;
 local glob_to_pattern = require"util.paths".glob_to_pattern;
 local path_sep = package.config:sub(1,1);
 
+local have_encodings, encodings = pcall(require, "util.encodings");
+local nameprep = have_encodings and encodings.stringprep.nameprep or function (host) return host:lower(); end
+
 module "configmanager"
 
 _M.resolve_relative_path = resolve_relative_path; -- COMPAT
@@ -139,6 +142,7 @@ do
 
                rawset(env, "__currenthost", "*") -- Default is global
                function env.VirtualHost(name)
+                       name = nameprep(name);
                        if rawget(config, name) and rawget(config[name], "component_module") then
                                error(format("Host %q clashes with previously defined %s Component %q, for services use a sub-domain like conference.%s",
                                        name, config[name].component_module:gsub("^%a+$", { component = "external", muc = "MUC"}), name, name), 0);
@@ -156,6 +160,7 @@ do
                env.Host, env.host = env.VirtualHost, env.VirtualHost;
 
                function env.Component(name)
+                       name = nameprep(name);
                        if rawget(config, name) and rawget(config[name], "defined") and not rawget(config[name], "component_module") then
                                error(format("Component %q clashes with previously defined Host %q, for services use a sub-domain like conference.%s",
                                        name, name, name), 0);
@@ -183,6 +188,10 @@ do
 
                function env.Include(file)
                        if file:match("[*?]") then
+                               local lfs = deps.softreq "lfs";
+                               if not lfs then
+                                       error(format("Error expanding wildcard pattern in Include %q - LuaFileSystem not available", file));
+                               end
                                local path_pos, glob = file:match("()([^"..path_sep.."]+)$");
                                local path = file:sub(1, math_max(path_pos-2,0));
                                local config_path = config_file:gsub("[^"..path_sep.."]+$", "");