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| author | Matthew Wild <mwild1@gmail.com> | 2012-04-29 02:10:55 +0100 |
|---|---|---|
| committer | Matthew Wild <mwild1@gmail.com> | 2012-04-29 02:10:55 +0100 |
| commit | fe228888c0d51612e8b32adc3f9db91b7c6e8ded (patch) | |
| tree | e78baabff21e9b6fefaeef4a709098ca30b35922 /plugins/mod_http_errors.lua | |
| parent | 9d04baca862bcad5b49ac4ab0b9c3432321150d3 (diff) | |
| parent | 1ee9f6e09228b268bf3f5dc985d4ba9026a72666 (diff) | |
| download | prosody-fe228888c0d51612e8b32adc3f9db91b7c6e8ded.tar.gz prosody-fe228888c0d51612e8b32adc3f9db91b7c6e8ded.zip | |
Merge 0.9->trunk
Diffstat (limited to 'plugins/mod_http_errors.lua')
| -rw-r--r-- | plugins/mod_http_errors.lua | 77 |
1 files changed, 77 insertions, 0 deletions
diff --git a/plugins/mod_http_errors.lua b/plugins/mod_http_errors.lua new file mode 100644 index 00000000..c7bcbbc1 --- /dev/null +++ b/plugins/mod_http_errors.lua @@ -0,0 +1,77 @@ +module:set_global(); +module:depends("http"); + +local server = require "net.http.server"; +local codes = require "net.http.codes"; +local termcolours = require "util.termcolours"; + +local show_private = module:get_option_boolean("http_errors_detailed", false); +local always_serve = module:get_option_boolean("http_errors_always_show", true); +local default_message = { module:get_option_string("http_errors_default_message", "That's all I know.") }; +local default_messages = { + [400] = { "What kind of request do you call that??" }; + [403] = { "You're not allowed to do that." }; + [404] = { "Whatever you were looking for is not here. %"; + "Where did you put it?", "It's behind you.", "Keep looking." }; + [500] = { "% Check your error log for more info."; + "Gremlins.", "It broke.", "Don't look at me." }; +}; + +local messages = setmetatable(module:get_option("http_errors_messages", {}), { __index = default_messages }); + +local html = [[ +<!DOCTYPE html> +<html> +<head> + <meta charset="utf-8"> + <style> + body{ + margin-top:14%; + text-align:center; + background-color:#F8F8F8; + font-family:sans-serif; + } + h1{ + font-size:xx-large; + } + p{ + font-size:x-large; + } + p+p { font-size: large; font-family: courier } + </style> +</head> +<body> + <h1>$title</h1> + <p>$message</p> + <p>$extra</p> +</body> +</html>]]; +html = html:gsub("%s%s+", ""); + +local entities = { + ["<"] = "<", [">"] = ">", ["&"] = "&", + ["'"] = "'", ["\""] = """, ["\n"] = "<br/>", +}; + +local function tohtml(plain) + return (plain:gsub("[<>&'\"\n]", entities)); + +end + +local function get_page(code, extra) + local message = messages[code]; + if always_serve or message then + message = message or default_message; + return (html:gsub("$(%a+)", { + title = rawget(codes, code) or ("Code "..tostring(code)); + message = message[1]:gsub("%%", function () + return message[math.random(2, math.max(#message,2))]; + end); + extra = tohtml(extra or ""); + })); + end +end + +module:hook_object_event(server, "http-error", function (event) + return get_page(event.code, (show_private and event.private_message) or event.message); +end); |