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path: root/server/src/3rd/lua-uri/uri/telnet.lua
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-rw-r--r--server/src/3rd/lua-uri/uri/telnet.lua38
1 files changed, 38 insertions, 0 deletions
diff --git a/server/src/3rd/lua-uri/uri/telnet.lua b/server/src/3rd/lua-uri/uri/telnet.lua
new file mode 100644
index 00000000..339e21ee
--- /dev/null
+++ b/server/src/3rd/lua-uri/uri/telnet.lua
@@ -0,0 +1,38 @@
+local M = { _NAME = "uri.telnet" }
+local Util = require "uri._util"
+local LoginURI = require "uri._login"
+Util.subclass_of(M, LoginURI)
+
+function M.default_port () return 23 end
+
+function M.init (self)
+ self, err = M._SUPER.init_base(self)
+ if not self then return nil, err end
+
+ -- RFC 4248 does not discuss what a path longer than '/' might mean, and
+ -- there are no examples with anything significant in the path, so I'm
+ -- assuming that extra information in the path is not allowed.
+ local path = M._SUPER.path(self)
+ if path ~= "" and path ~= "/" then
+ return nil, "superfluous information in path of telnet URI"
+ end
+
+ -- RFC 4248 section 2 says that the '/' can be omitted. I chose to
+ -- normalize to having it there, since the example shown in the RFC has
+ -- it, and this is consistent with the way I treat HTTP URIs.
+ if path == "" then self:path("/") end
+
+ return self
+end
+
+-- The path is always '/', so setting it won't do anything, but we do throw
+-- an exception on an attempt to set it to anything invalid.
+function M.path (self, new)
+ if new and new ~= "" and new ~= "/" then
+ error("invalid path for telnet URI")
+ end
+ return "/"
+end
+
+return M
+-- vi:ts=4 sw=4 expandtab