| rev | line source | 
| jbe/bsw@0 | 1 #!/usr/bin/env lua | 
| jbe/bsw@0 | 2 | 
| jbe/bsw@0 | 3 -- include "../lib/" in search path for libraries | 
| jbe/bsw@0 | 4 do | 
| jbe/bsw@0 | 5   package.path = '../lib/?.lua;' .. package.path | 
| jbe/bsw@0 | 6   -- find out which file name extension shared libraries have | 
| jbe/bsw@0 | 7   local slib_exts = {} | 
| jbe/bsw@0 | 8   for ext in string.gmatch(package.cpath, "%?%.([A-Za-z0-9_-]+)") do | 
| jbe/bsw@0 | 9     slib_exts[ext] = true | 
| jbe/bsw@0 | 10   end | 
| jbe/bsw@0 | 11   local paths = {} | 
| jbe/bsw@0 | 12   for ext in pairs(slib_exts) do | 
| jbe/bsw@0 | 13     paths[#paths+1] = "../accelerator/?." .. ext | 
| jbe/bsw@0 | 14   end | 
| jbe/bsw@0 | 15   for ext in pairs(slib_exts) do | 
| jbe/bsw@0 | 16     paths[#paths+1] = "../lib/?." .. ext | 
| jbe/bsw@0 | 17   end | 
| jbe/bsw@0 | 18   paths[#paths+1] = package.cpath | 
| jbe/bsw@0 | 19   package.cpath = table.concat(paths, ";") | 
| jbe/bsw@0 | 20 end | 
| jbe/bsw@0 | 21 | 
| jbe/bsw@0 | 22 -- load os extensions for lua | 
| jbe/bsw@0 | 23 -- (should happen as soon as possible due to run time measurement) | 
| jbe/bsw@0 | 24 require 'extos' | 
| jbe/bsw@0 | 25 | 
| jbe/bsw@0 | 26 -- load nihil library | 
| jbe/bsw@0 | 27 require 'nihil' | 
| jbe/bsw@0 | 28 | 
| jbe/bsw@0 | 29 -- load random generator library | 
| jbe/bsw@0 | 30 require 'multirand' | 
| jbe/bsw@0 | 31 | 
| jbe/bsw@0 | 32 -- load rocketcgi library and map it to cgi | 
| jbe/bsw@0 | 33 do | 
| jbe/bsw@0 | 34   local option = os.getenv("WEBMCP_INTERACTIVE") | 
| jbe/bsw@0 | 35   if option and option ~= "" and option ~= "0" then | 
| jbe/bsw@0 | 36     cgi = nil | 
| jbe/bsw@0 | 37   else | 
| jbe/bsw@0 | 38     require 'rocketcgi' | 
| jbe/bsw@0 | 39     cgi = rocketcgi | 
| jbe/bsw@0 | 40   end | 
| jbe/bsw@0 | 41 end | 
| jbe/bsw@0 | 42 | 
| jbe/bsw@0 | 43 -- load database access library with object relational mapper | 
| jbe/bsw@0 | 44 require 'mondelefant' | 
| jbe/bsw@0 | 45 mondelefant.connection_prototype.error_objects = true | 
| jbe/bsw@0 | 46 | 
| jbe/bsw@0 | 47 -- load type system "atom" | 
| jbe/bsw@0 | 48 require 'atom' | 
| jbe/bsw@0 | 49 | 
| jbe/bsw@0 | 50 -- load mondelefant atom connector | 
| jbe/bsw@0 | 51 require 'mondelefant_atom_connector' | 
| jbe/bsw@0 | 52 | 
| jbe/bsw@0 | 53 --[[-- | 
| jbe/bsw@0 | 54 cloned_table =  -- newly generated table | 
| jbe/bsw@0 | 55 table.new( | 
| jbe/bsw@0 | 56   table_or_nil  -- keys of a given table will be copied to the new table | 
| jbe/bsw@0 | 57 ) | 
| jbe/bsw@0 | 58 | 
| jbe/bsw@0 | 59 If a table is given, then a cloned table is returned. | 
| jbe/bsw@0 | 60 If nil is given, then a new empty table is returned. | 
| jbe/bsw@0 | 61 | 
| jbe/bsw@0 | 62 --]]-- | 
| jbe/bsw@0 | 63 function table.new(tbl) | 
| jbe/bsw@0 | 64   new_tbl = {} | 
| jbe/bsw@0 | 65   if tbl then | 
| jbe/bsw@0 | 66     for key, value in pairs(tbl) do | 
| jbe/bsw@0 | 67       new_tbl[key] = value | 
| jbe/bsw@0 | 68     end | 
| jbe/bsw@0 | 69   end | 
| jbe/bsw@0 | 70   return new_tbl | 
| jbe/bsw@0 | 71 end | 
| jbe/bsw@0 | 72 --//-- | 
| jbe/bsw@0 | 73 | 
| jbe/bsw@0 | 74 --[[-- | 
| jbe/bsw@0 | 75 at_exit( | 
| jbe/bsw@0 | 76   func  -- function to be called before the process is ending | 
| jbe/bsw@0 | 77 ) | 
| jbe/bsw@0 | 78 | 
| jbe/bsw@0 | 79 Registers a function to be called before the CGI process is exiting. | 
| jbe/bsw@0 | 80 --]]-- | 
| jbe/bsw@0 | 81 do | 
| jbe/bsw@0 | 82   local exit_handlers = {} | 
| jbe/bsw@0 | 83   function at_exit(func) | 
| jbe/bsw@0 | 84     table.insert(exit_handlers, func) | 
| jbe/bsw@0 | 85   end | 
| jbe/bsw@0 | 86   function exit(code) | 
| jbe/bsw@0 | 87     for i = #exit_handlers, 1, -1 do | 
| jbe/bsw@0 | 88       exit_handlers[i]() | 
| jbe/bsw@0 | 89     end | 
| jbe/bsw@0 | 90     os.exit(code) | 
| jbe/bsw@0 | 91   end | 
| jbe/bsw@0 | 92 end | 
| jbe/bsw@0 | 93 --//-- | 
| jbe/bsw@0 | 94 | 
| jbe/bsw@0 | 95 --[[-- | 
| jbe/bsw@0 | 96 app  -- table to store an application state | 
| jbe/bsw@0 | 97 | 
| jbe/bsw@0 | 98 'app' is a global table for storing any application state data | 
| jbe/bsw@0 | 99 --]]-- | 
| jbe/bsw@0 | 100 app = {} | 
| jbe/bsw@0 | 101 --//-- | 
| jbe/bsw@0 | 102 | 
| jbe/bsw@0 | 103 --[[-- | 
| jbe/bsw@0 | 104 config  -- table to store application configuration | 
| jbe/bsw@0 | 105 | 
| jbe/bsw@0 | 106 'config' is a global table, which can be modified by a config file of an application to modify the behaviour of that application. | 
| jbe/bsw@0 | 107 --]]-- | 
| jbe/bsw@0 | 108 config = {} | 
| jbe/bsw@0 | 109 --//-- | 
| jbe/bsw@0 | 110 | 
| jbe/bsw@0 | 111 -- autoloader system for WebMCP environment "../env/", | 
| jbe/bsw@0 | 112 -- application environment extensions "$WEBMCP_APP_BASE/env/" | 
| jbe/bsw@0 | 113 -- and models "$WEBMCP_APP_BASE/model/" | 
| jbe/bsw@0 | 114 do | 
| jbe/bsw@0 | 115   local app_base = os.getenv("WEBMCP_APP_BASEPATH") | 
| jbe/bsw@0 | 116   if not app_base then | 
| jbe/bsw@0 | 117     error( | 
| jbe/bsw@0 | 118       "Failed to initialize autoloader " .. | 
| jbe/bsw@0 | 119       "due to unset WEBMCP_APP_BASEPATH environment variable." | 
| jbe/bsw@0 | 120     ) | 
| jbe/bsw@0 | 121   end | 
| jbe/bsw@0 | 122   local weakkey_mt = { __mode = "k" } | 
| jbe/bsw@0 | 123   local autoloader_category = setmetatable({}, weakkey_mt) | 
| jbe/bsw@0 | 124   local autoloader_path     = setmetatable({}, weakkey_mt) | 
| jbe/bsw@0 | 125   local autoloader_mt       = {} | 
| jbe/bsw@0 | 126   local function install_autoloader(self, category, path) | 
| jbe/bsw@0 | 127     autoloader_category[self] = category | 
| jbe/bsw@0 | 128     autoloader_path[self]     = path | 
| jbe/bsw@0 | 129     setmetatable(self, autoloader_mt) | 
| jbe/bsw@0 | 130   end | 
| jbe/bsw@0 | 131   local function try_exec(filename) | 
| jbe/bsw@0 | 132     local file = io.open(filename, "r") | 
| jbe/bsw@0 | 133     if file then | 
| jbe/bsw@0 | 134       local filedata = file:read("*a") | 
| jbe/bsw@0 | 135       io.close(file) | 
| jbe/bsw@0 | 136       local func, errmsg = loadstring(filedata, "=" .. filename) | 
| jbe/bsw@0 | 137       if func then | 
| jbe/bsw@0 | 138         func() | 
| jbe/bsw@0 | 139         return true | 
| jbe/bsw@0 | 140       else | 
| jbe/bsw@0 | 141         error(errmsg, 0) | 
| jbe/bsw@0 | 142       end | 
| jbe/bsw@0 | 143     else | 
| jbe/bsw@0 | 144       return false | 
| jbe/bsw@0 | 145     end | 
| jbe/bsw@0 | 146   end | 
| jbe/bsw@0 | 147   local function compose_path_string(base, path, key) | 
| jbe/bsw@0 | 148     return string.gsub( | 
| jbe/bsw@0 | 149       base .. table.concat(path, "/") .. "/" .. key, "/+", "/" | 
| jbe/bsw@0 | 150     ) | 
| jbe/bsw@0 | 151   end | 
| jbe/bsw@0 | 152   function autoloader_mt.__index(self, key) | 
| jbe/bsw@0 | 153     local category, base_path, merge_base_path, file_key | 
| jbe/bsw@0 | 154     local merge = false | 
| jbe/bsw@0 | 155     if | 
| jbe/bsw@0 | 156       string.find(key, "^[a-z_][A-Za-z0-9_]*$") and | 
| jbe/bsw@0 | 157       not string.find(key, "^__") | 
| jbe/bsw@0 | 158     then | 
| jbe/bsw@0 | 159       category        = "env" | 
| jbe/bsw@0 | 160       base_path       = "../env/" | 
| jbe/bsw@0 | 161       merge           = true | 
| jbe/bsw@0 | 162       merge_base_path = app_base .. "/env/" | 
| jbe/bsw@0 | 163       file_key        = key | 
| jbe/bsw@0 | 164     elseif string.find(key, "^[A-Z][A-Za-z0-9]*$") then | 
| jbe/bsw@0 | 165       category        = "model" | 
| jbe/bsw@0 | 166       base_path       = app_base .. "/model/" | 
| jbe/bsw@0 | 167       local first = true | 
| jbe/bsw@0 | 168       file_key = string.gsub(key, "[A-Z]", | 
| jbe/bsw@0 | 169         function(c) | 
| jbe/bsw@0 | 170           if first then | 
| jbe/bsw@0 | 171             first = false | 
| jbe/bsw@0 | 172             return string.lower(c) | 
| jbe/bsw@0 | 173           else | 
| jbe/bsw@0 | 174             return "_" .. string.lower(c) | 
| jbe/bsw@0 | 175           end | 
| jbe/bsw@0 | 176         end | 
| jbe/bsw@0 | 177       ) | 
| jbe/bsw@0 | 178     else | 
| jbe/bsw@0 | 179       return | 
| jbe/bsw@0 | 180     end | 
| jbe/bsw@0 | 181     local required_category = autoloader_category[self] | 
| jbe/bsw@0 | 182     if required_category and required_category ~= category then return end | 
| jbe/bsw@0 | 183     local path = autoloader_path[self] | 
| jbe/bsw@0 | 184     local path_string = compose_path_string(base_path, path, file_key) | 
| jbe/bsw@0 | 185     local merge_path_string | 
| jbe/bsw@0 | 186     if merge then | 
| jbe/bsw@0 | 187       merge_path_string = compose_path_string( | 
| jbe/bsw@0 | 188         merge_base_path, path, file_key | 
| jbe/bsw@0 | 189       ) | 
| jbe/bsw@0 | 190     end | 
| jbe/bsw@0 | 191     local function try_dir(dirname) | 
| jbe/bsw@0 | 192       local dir = io.open(dirname) | 
| jbe/bsw@0 | 193       if dir then | 
| jbe/bsw@0 | 194         io.close(dir) | 
| jbe/bsw@0 | 195         local obj = {} | 
| jbe/bsw@0 | 196         local sub_path = {} | 
| jbe/bsw@0 | 197         for i, v in ipairs(path) do sub_path[i] = v end | 
| jbe/bsw@0 | 198         table.insert(sub_path, file_key) | 
| jbe/bsw@0 | 199         install_autoloader(obj, category, sub_path) | 
| jbe/bsw@0 | 200         rawset(self, key, obj) | 
| jbe/bsw@0 | 201         try_exec(path_string .. "/__init.lua") | 
| jbe/bsw@0 | 202         if merge then try_exec(merge_path_string .. "/__init.lua") end | 
| jbe/bsw@0 | 203         return true | 
| jbe/bsw@0 | 204       else | 
| jbe/bsw@0 | 205         return false | 
| jbe/bsw@0 | 206       end | 
| jbe/bsw@0 | 207     end | 
| jbe/bsw@0 | 208     if merge and try_exec(merge_path_string .. ".lua") then | 
| jbe/bsw@0 | 209     elseif merge and try_dir(merge_path_string .. "/") then | 
| jbe/bsw@0 | 210     elseif try_exec(path_string .. ".lua") then | 
| jbe/bsw@0 | 211     elseif try_dir(path_string .. "/") then | 
| jbe/bsw@0 | 212     else end | 
| jbe/bsw@0 | 213     return rawget(self, key) | 
| jbe/bsw@0 | 214   end | 
| jbe/bsw@0 | 215   install_autoloader(_G, nil, {}) | 
| jbe/bsw@0 | 216   try_exec("../env/__init.lua") | 
| jbe/bsw@0 | 217 end | 
| jbe/bsw@0 | 218 | 
| jbe/bsw@0 | 219 -- interactive console mode | 
| jbe/bsw@0 | 220 if not cgi then | 
| jbe/bsw@0 | 221   local config_name = request.get_config_name() | 
| jbe/bsw@0 | 222   if config_name then | 
| jbe/bsw@0 | 223     execute.config(config_name) | 
| jbe/bsw@0 | 224   end | 
| jbe/bsw@0 | 225   return | 
| jbe/bsw@0 | 226 end | 
| jbe/bsw@0 | 227 | 
| jbe/bsw@0 | 228 local success, error_info = xpcall( | 
| jbe/bsw@0 | 229   function() | 
| jbe/bsw@0 | 230 | 
| jbe/bsw@0 | 231     -- execute configuration file | 
| jbe/bsw@0 | 232     do | 
| jbe/bsw@0 | 233       local config_name = request.get_config_name() | 
| jbe/bsw@0 | 234       if config_name then | 
| jbe/bsw@0 | 235         execute.config(config_name) | 
| jbe/bsw@0 | 236       end | 
| jbe/bsw@0 | 237     end | 
| jbe/bsw@0 | 238 | 
| jbe/bsw@0 | 239     -- restore slots if coming from http redirect | 
| jbe/bsw@0 | 240     if cgi.params.tempstore then | 
| jbe/bsw@0 | 241       trace.restore_slots{} | 
| jbe/bsw@0 | 242       local blob = tempstore.pop(cgi.params.tempstore) | 
| jbe/bsw@0 | 243       if blob then slot.restore_all(blob) end | 
| jbe/bsw@0 | 244     end | 
| jbe/bsw@0 | 245 | 
| jbe/bsw@0 | 246     local function file_exists(filename) | 
| jbe/bsw@0 | 247       local file = io.open(filename, "r") | 
| jbe/bsw@0 | 248       if file then | 
| jbe/bsw@0 | 249         io.close(file) | 
| jbe/bsw@0 | 250         return true | 
| jbe/bsw@0 | 251       else | 
| jbe/bsw@0 | 252         return false | 
| jbe/bsw@0 | 253       end | 
| jbe/bsw@0 | 254     end | 
| jbe/bsw@0 | 255 | 
| jbe/bsw@0 | 256     if cgi.params["_webmcp_404"] then | 
| jbe/bsw@0 | 257       request.force_absolute_baseurl() | 
| jbe/bsw@0 | 258       request.set_status("404 Not Found") | 
| jbe/bsw@0 | 259       if request.get_404_route() then | 
| jbe/bsw@0 | 260         request.forward(request.get_404_route()) | 
| jbe/bsw@0 | 261       else | 
| jbe/bsw@0 | 262         error("No 404 page set.") | 
| jbe/bsw@0 | 263       end | 
| jbe/bsw@0 | 264     elseif request.get_action() then | 
| jbe/bsw@0 | 265       trace.request{ | 
| jbe/bsw@0 | 266         module = request.get_module(), | 
| jbe/bsw@0 | 267         action = request.get_action() | 
| jbe/bsw@0 | 268       } | 
| jbe/bsw@0 | 269       if | 
| jbe/bsw@0 | 270         request.get_404_route() and | 
| jbe/bsw@0 | 271         not file_exists( | 
| jbe/bsw@0 | 272           encode.action_file_path{ | 
| jbe/bsw@0 | 273             module = request.get_module(), | 
| jbe/bsw@0 | 274             action = request.get_action() | 
| jbe/bsw@0 | 275           } | 
| jbe/bsw@0 | 276         ) | 
| jbe/bsw@0 | 277       then | 
| jbe/bsw@0 | 278         request.set_status("404 Not Found") | 
| jbe/bsw@0 | 279         request.forward(request.get_404_route()) | 
| jbe/bsw@0 | 280       else | 
| jbe/bsw@0 | 281         if cgi.method ~= "POST" then | 
| jbe/bsw@0 | 282           request.set_status("405 Method Not Allowed") | 
| jbe/bsw@0 | 283           cgi.add_header("Allow: POST") | 
| jbe/bsw@0 | 284           error("Tried to invoke an action with a GET request.") | 
| jbe/bsw@0 | 285         end | 
| jbe/bsw@0 | 286         local action_status = execute.filtered_action{ | 
| jbe/bsw@0 | 287           module = request.get_module(), | 
| jbe/bsw@0 | 288           action = request.get_action(), | 
| jbe/bsw@0 | 289         } | 
| jbe/bsw@0 | 290         if not request.is_rerouted() then | 
| jbe/bsw@0 | 291           local routing_mode, routing_module, routing_view | 
| jbe/bsw@0 | 292           routing_mode   = cgi.params["_webmcp_routing." .. action_status .. ".mode"] | 
| jbe/bsw@0 | 293           routing_module = cgi.params["_webmcp_routing." .. action_status .. ".module"] | 
| jbe/bsw@0 | 294           routing_view   = cgi.params["_webmcp_routing." .. action_status .. ".view"] | 
| jbe/bsw@0 | 295           if not (routing_mode or routing_module or routing_view) then | 
| jbe/bsw@0 | 296             action_status = "default" | 
| jbe/bsw@0 | 297             routing_mode   = cgi.params["_webmcp_routing.default.mode"] | 
| jbe/bsw@0 | 298             routing_module = cgi.params["_webmcp_routing.default.module"] | 
| jbe/bsw@0 | 299             routing_view   = cgi.params["_webmcp_routing.default.view"] | 
| jbe/bsw@0 | 300           end | 
| jbe/bsw@0 | 301           assert(routing_module, "Routing information has no module.") | 
| jbe/bsw@0 | 302           assert(routing_view,   "Routing information has no view.") | 
| jbe/bsw@0 | 303           if routing_mode == "redirect" then | 
| jbe/bsw@0 | 304             local routing_params = {} | 
| jbe/bsw@0 | 305             for key, value in pairs(cgi.params) do | 
| jbe/bsw@0 | 306               local status, stripped_key = string.match( | 
| jbe/bsw@0 | 307                 key, "^_webmcp_routing%.([^%.]*)%.params%.(.*)$" | 
| jbe/bsw@0 | 308               ) | 
| jbe/bsw@0 | 309               if status == action_status then | 
| jbe/bsw@0 | 310                 routing_params[stripped_key] = value | 
| jbe/bsw@0 | 311               end | 
| jbe/bsw@0 | 312             end | 
| jbe/bsw@0 | 313             request.redirect{ | 
| jbe/bsw@0 | 314               module = routing_module, | 
| jbe/bsw@0 | 315               view   = routing_view, | 
| jbe/bsw@0 | 316               id     = cgi.params["_webmcp_routing." .. action_status .. ".id"], | 
| jbe/bsw@0 | 317               params = routing_params | 
| jbe/bsw@0 | 318             } | 
| jbe/bsw@0 | 319           elseif routing_mode == "forward" then | 
| jbe/bsw@0 | 320             request.forward{ module = routing_module, view = routing_view } | 
| jbe/bsw@0 | 321           else | 
| jbe/bsw@0 | 322             error("Missing or unknown routing mode in request parameters.") | 
| jbe/bsw@0 | 323           end | 
| jbe/bsw@0 | 324         end | 
| jbe/bsw@0 | 325       end | 
| jbe/bsw@0 | 326     else | 
| jbe/bsw@0 | 327       -- no action | 
| jbe/bsw@0 | 328       trace.request{ | 
| jbe/bsw@0 | 329         module = request.get_module(), | 
| jbe/bsw@0 | 330         view   = request.get_view() | 
| jbe/bsw@0 | 331       } | 
| jbe/bsw@0 | 332       if | 
| jbe/bsw@0 | 333         request.get_404_route() and | 
| jbe/bsw@0 | 334         not file_exists( | 
| jbe/bsw@0 | 335           encode.view_file_path{ | 
| jbe/bsw@0 | 336             module = request.get_module(), | 
| jbe/bsw@0 | 337             view   = request.get_view() | 
| jbe/bsw@0 | 338           } | 
| jbe/bsw@0 | 339         ) | 
| jbe/bsw@0 | 340       then | 
| jbe/bsw@0 | 341         request.set_status("404 Not Found") | 
| jbe/bsw@0 | 342         request.forward(request.get_404_route()) | 
| jbe/bsw@0 | 343       end | 
| jbe/bsw@0 | 344     end | 
| jbe/bsw@0 | 345 | 
| jbe/bsw@0 | 346     if not request.get_redirect_data() then | 
| jbe/bsw@0 | 347       request.process_forward() | 
| jbe/bsw@0 | 348       execute.filtered_view{ | 
| jbe/bsw@0 | 349         module = request.get_module(), | 
| jbe/bsw@0 | 350         view = request.get_view(), | 
| jbe/bsw@0 | 351       } | 
| jbe/bsw@0 | 352     end | 
| jbe/bsw@0 | 353 | 
| jbe/bsw@0 | 354     -- force error due to missing absolute base URL until its too late to display error message | 
| jbe/bsw@0 | 355     --if request.get_redirect_data() then | 
| jbe/bsw@0 | 356     --  request.get_absolute_baseurl() | 
| jbe/bsw@0 | 357     --end | 
| jbe/bsw@0 | 358 | 
| jbe/bsw@0 | 359   end, | 
| jbe/bsw@0 | 360 | 
| jbe/bsw@0 | 361   function(errobj) | 
| jbe/bsw@0 | 362     return { | 
| jbe/bsw@0 | 363       errobj = errobj, | 
| jbe/bsw@0 | 364       stacktrace = string.gsub( | 
| jbe/bsw@0 | 365         debug.traceback('', 2), | 
| jbe/bsw@0 | 366         "^\r?\n?stack traceback:\r?\n?", "" | 
| jbe/bsw@0 | 367       ) | 
| jbe/bsw@0 | 368     } | 
| jbe/bsw@0 | 369   end | 
| jbe/bsw@0 | 370 ) | 
| jbe/bsw@0 | 371 | 
| jbe/bsw@0 | 372 if not success then trace.error{} end | 
| jbe/bsw@0 | 373 | 
| jbe/bsw@0 | 374 -- laufzeitermittlung | 
| jbe/bsw@0 | 375 trace.exectime{ real = os.monotonic_hires_time(), cpu = os.clock() } | 
| jbe/bsw@0 | 376 | 
| jbe/bsw@0 | 377 slot.select('trace', trace.render)  -- render trace information | 
| jbe/bsw@0 | 378 | 
| jbe/bsw@0 | 379 local redirect_data = request.get_redirect_data() | 
| jbe/bsw@0 | 380 | 
| jbe/bsw@0 | 381 -- log error and switch to error layout, unless success | 
| jbe/bsw@0 | 382 if not success then | 
| jbe/bsw@0 | 383   local errobj     = error_info.errobj | 
| jbe/bsw@0 | 384   local stacktrace = error_info.stacktrace | 
| jbe/bsw@0 | 385   if not request.get_status() then | 
| jbe/bsw@0 | 386     request.set_status("500 Internal Server Error") | 
| jbe/bsw@0 | 387   end | 
| jbe/bsw@0 | 388   slot.set_layout('system_error') | 
| jbe/bsw@0 | 389   slot.select('system_error', function() | 
| jbe/bsw@0 | 390     if getmetatable(errobj) == mondelefant.errorobject_metatable then | 
| jbe/bsw@0 | 391       slot.put( | 
| jbe/bsw@0 | 392         "<p>Database error of class <b>", | 
| jbe/bsw@0 | 393         encode.html(errobj.code), | 
| jbe/bsw@0 | 394         "</b> occured:<br/><b>", | 
| jbe/bsw@0 | 395         encode.html(errobj.message), | 
| jbe/bsw@0 | 396         "</b></p>" | 
| jbe/bsw@0 | 397       ) | 
| jbe/bsw@0 | 398     else | 
| jbe/bsw@0 | 399       slot.put("<p><b>", encode.html(tostring(errobj)), "</b></p>") | 
| jbe/bsw@0 | 400     end | 
| jbe/bsw@0 | 401     slot.put("<p>Stack trace follows:<br/>") | 
| jbe/bsw@0 | 402     slot.put(encode.html_newlines(encode.html(stacktrace))) | 
| jbe/bsw@0 | 403     slot.put("</p>") | 
| jbe/bsw@0 | 404   end) | 
| jbe/bsw@0 | 405 elseif redirect_data then | 
| jbe/bsw@0 | 406   local redirect_params = {} | 
| jbe/bsw@0 | 407   for key, value in pairs(redirect_data.params) do | 
| jbe/bsw@0 | 408     redirect_params[key] = value | 
| jbe/bsw@0 | 409   end | 
| jbe/bsw@0 | 410   local slot_dump = slot.dump_all() | 
| jbe/bsw@0 | 411   if slot_dump ~= "" then | 
| jbe/bsw@0 | 412     redirect_params.tempstore = tempstore.save(slot_dump) | 
| jbe/bsw@0 | 413   end | 
| jbe/bsw@0 | 414   cgi.redirect( | 
| jbe/bsw@0 | 415     encode.url{ | 
| jbe/bsw@0 | 416       base   = request.get_absolute_baseurl(), | 
| jbe/bsw@0 | 417       module = redirect_data.module, | 
| jbe/bsw@0 | 418       view   = redirect_data.view, | 
| jbe/bsw@0 | 419       id     = redirect_data.id, | 
| jbe/bsw@0 | 420       params = redirect_params | 
| jbe/bsw@0 | 421     } | 
| jbe/bsw@0 | 422   ) | 
| jbe/bsw@0 | 423   cgi.send_data() | 
| jbe/bsw@0 | 424 end | 
| jbe/bsw@0 | 425 | 
| jbe/bsw@0 | 426 if not success or not redirect_data then | 
| jbe/bsw@0 | 427 | 
| jbe/bsw@0 | 428   local http_status = request.get_status() | 
| jbe/bsw@0 | 429   if http_status then | 
| jbe/bsw@0 | 430     cgi.set_status(http_status) | 
| jbe/bsw@0 | 431   end | 
| jbe/bsw@0 | 432 | 
| jbe/bsw@0 | 433   -- ajax | 
| jbe/bsw@0 | 434   if request.is_ajax() then | 
| jbe/bsw@0 | 435     cgi.set_content_type('text/html') | 
| jbe/bsw@0 | 436     for i, slot_ident in ipairs{'main', 'actions', 'title', 'topnav', 'sidenav', 'debug', 'notice', 'warning', 'error'} do | 
| jbe/bsw@0 | 437       local html = slot.get_content(slot_ident) | 
| jbe/bsw@0 | 438       if html then | 
| jbe/bsw@0 | 439         cgi.send_data("document.getElementById('" .. slot_ident .. "').innerHTML=" .. encode.json(html or ' ') .. ";") | 
| jbe/bsw@0 | 440       end | 
| jbe/bsw@0 | 441     end | 
| jbe/bsw@0 | 442   -- oder ganz herkoemmlich | 
| jbe/bsw@0 | 443   else | 
| jbe/bsw@0 | 444     cgi.set_content_type(slot.get_content_type()) | 
| jbe/bsw@0 | 445     cgi.send_data(slot.render_layout()) | 
| jbe/bsw@0 | 446   end | 
| jbe/bsw@0 | 447 end | 
| jbe/bsw@0 | 448 | 
| jbe/bsw@0 | 449 exit() |