mirror of
https://github.com/bjc/prosody.git
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325 lines
8.9 KiB
Lua
325 lines
8.9 KiB
Lua
#!/usr/bin/env lua
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-- Prosody IM
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-- Copyright (C) 2008-2009 Matthew Wild
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-- Copyright (C) 2008-2009 Waqas Hussain
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--
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-- This project is MIT/X11 licensed. Please see the
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-- COPYING file in the source package for more information.
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--
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package.path = package.path ..";../?.lua";
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local serialize = require "util.serialization".serialize;
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local st = require "util.stanza";
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package.loaded["util.logger"] = {init = function() return function() end; end}
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local dm = require "util.datamanager"
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dm.set_data_path("data");
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function parseFile(filename)
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------
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local file = nil;
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local last = nil;
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local function read(expected)
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local ch;
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if last then
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ch = last; last = nil;
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else ch = file:read(1); end
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if expected and ch ~= expected then error("expected: "..expected.."; got: "..(ch or "nil")); end
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return ch;
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end
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local function pushback(ch)
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if last then error(); end
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last = ch;
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end
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local function peek()
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if not last then last = read(); end
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return last;
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end
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local escapes = {
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["\\0"] = "\0";
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["\\'"] = "'";
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["\\\""] = "\"";
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["\\b"] = "\b";
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["\\n"] = "\n";
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["\\r"] = "\r";
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["\\t"] = "\t";
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["\\Z"] = "\26";
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["\\\\"] = "\\";
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["\\%"] = "%";
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["\\_"] = "_";
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}
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local function unescape(s)
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return escapes[s] or error("Unknown escape sequence: "..s);
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end
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local function readString()
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read("'");
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local s = "";
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while true do
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local ch = peek();
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if ch == "\\" then
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s = s..unescape(read()..read());
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elseif ch == "'" then
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break;
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else
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s = s..read();
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end
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end
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read("'");
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return s;
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end
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local function readNonString()
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local s = "";
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while true do
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if peek() == "," or peek() == ")" then
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break;
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else
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s = s..read();
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end
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end
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return tonumber(s);
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end
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local function readItem()
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if peek() == "'" then
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return readString();
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else
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return readNonString();
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end
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end
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local function readTuple()
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local items = {}
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read("(");
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while peek() ~= ")" do
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table.insert(items, readItem());
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if peek() == ")" then break; end
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read(",");
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end
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read(")");
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return items;
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end
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local function readTuples()
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if peek() ~= "(" then read("("); end
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local tuples = {};
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while true do
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table.insert(tuples, readTuple());
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if peek() == "," then read() end
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if peek() == ";" then break; end
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end
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return tuples;
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end
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local function readTableName()
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local tname = "";
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while peek() ~= "`" do tname = tname..read(); end
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return tname;
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end
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local function readInsert()
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if peek() == nil then return nil; end
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for ch in ("INSERT INTO `"):gmatch(".") do -- find line starting with this
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if peek() == ch then
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read(); -- found
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else -- match failed, skip line
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while peek() and read() ~= "\n" do end
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return nil;
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end
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end
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local tname = readTableName();
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for ch in ("` VALUES "):gmatch(".") do read(ch); end -- expect this
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local tuples = readTuples();
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read(";"); read("\n");
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return tname, tuples;
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end
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local function readFile(filename)
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file = io.open(filename);
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if not file then error("File not found: "..filename); os.exit(0); end
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local t = {};
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while true do
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local tname, tuples = readInsert();
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if tname then
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if t[name] then
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local t_name = t[name];
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for i=1,#tuples do
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table.insert(t_name, tuples[i]);
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end
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else
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t[tname] = tuples;
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end
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elseif peek() == nil then
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break;
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end
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end
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return t;
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end
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return readFile(filename);
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------
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end
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-- XML parser
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local parse_xml = (function()
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local entity_map = setmetatable({
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["amp"] = "&";
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["gt"] = ">";
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["lt"] = "<";
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["apos"] = "'";
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["quot"] = "\"";
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}, {__index = function(_, s)
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if s:sub(1,1) == "#" then
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if s:sub(2,2) == "x" then
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return string.char(tonumber(s:sub(3), 16));
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else
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return string.char(tonumber(s:sub(2)));
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end
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end
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end
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});
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local function xml_unescape(str)
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return (str:gsub("&(.-);", entity_map));
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end
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local function parse_tag(s)
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local name,sattr=(s):gmatch("([^%s]+)(.*)")();
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local attr = {};
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for a,b in (sattr):gmatch("([^=%s]+)=['\"]([^'\"]*)['\"]") do attr[a] = xml_unescape(b); end
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return name, attr;
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end
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return function(xml)
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local stanza = st.stanza("root");
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local regexp = "<([^>]*)>([^<]*)";
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for elem, text in xml:gmatch(regexp) do
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if elem:sub(1,1) == "!" or elem:sub(1,1) == "?" then -- neglect comments and processing-instructions
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elseif elem:sub(1,1) == "/" then -- end tag
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elem = elem:sub(2);
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stanza:up(); -- TODO check for start-end tag name match
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elseif elem:sub(-1,-1) == "/" then -- empty tag
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elem = elem:sub(1,-2);
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local name,attr = parse_tag(elem);
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stanza:tag(name, attr):up();
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else -- start tag
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local name,attr = parse_tag(elem);
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stanza:tag(name, attr);
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end
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if #text ~= 0 then -- text
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stanza:text(xml_unescape(text));
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end
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end
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return stanza.tags[1];
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end
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end)();
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-- end of XML parser
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local arg, host = ...;
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local help = "/? -? ? /h -h /help -help --help";
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if not(arg and host) or help:find(arg, 1, true) then
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print([[ejabberd SQL DB dump importer for Prosody
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Usage: ejabberdsql2prosody.lua filename.txt hostname
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The file can be generated using mysqldump:
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mysqldump db_name > filename.txt]]);
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os.exit(1);
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end
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local map = {
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["last"] = {"username", "seconds", "state"};
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["privacy_default_list"] = {"username", "name"};
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["privacy_list"] = {"username", "name", "id"};
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["privacy_list_data"] = {"id", "t", "value", "action", "ord", "match_all", "match_iq", "match_message", "match_presence_in", "match_presence_out"};
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["private_storage"] = {"username", "namespace", "data"};
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["rostergroups"] = {"username", "jid", "grp"};
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["rosterusers"] = {"username", "jid", "nick", "subscription", "ask", "askmessage", "server", "subscribe", "type"};
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["spool"] = {"username", "xml", "seq"};
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["users"] = {"username", "password"};
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["vcard"] = {"username", "vcard"};
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--["vcard_search"] = {};
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}
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local NULL = {};
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local t = parseFile(arg);
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for name, data in pairs(t) do
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local m = map[name];
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if m then
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if #data > 0 and #data[1] ~= #m then
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print("[warning] expected "..#m.." columns for table `"..name.."`, found "..#data[1]);
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end
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for i=1,#data do
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local row = data[i];
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for j=1,#m do
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row[m[j]] = row[j];
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row[j] = nil;
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end
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end
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end
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end
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--print(serialize(t));
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for i, row in ipairs(t["users"] or NULL) do
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local node, password = row.username, row.password;
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local ret, err = dm.store(node, host, "accounts", {password = password});
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print("["..(err or "success").."] accounts: "..node.."@"..host.." = "..password);
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end
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function roster(node, host, jid, item)
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local roster = dm.load(node, host, "roster") or {};
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roster[jid] = item;
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local ret, err = dm.store(node, host, "roster", roster);
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print("["..(err or "success").."] roster: " ..node.."@"..host.." - "..jid);
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end
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function roster_pending(node, host, jid)
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local roster = dm.load(node, host, "roster") or {};
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roster.pending = roster.pending or {};
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roster.pending[jid] = true;
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local ret, err = dm.store(node, host, "roster", roster);
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print("["..(err or "success").."] roster-pending: " ..node.."@"..host.." - "..jid);
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end
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function roster_group(node, host, jid, group)
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local roster = dm.load(node, host, "roster") or {};
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local item = roster[jid];
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if not item then print("Warning: No roster item "..jid.." for user "..node..", can't put in group "..group); return; end
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item.groups[group] = true;
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local ret, err = dm.store(node, host, "roster", roster);
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print("["..(err or "success").."] roster-group: " ..node.."@"..host.." - "..jid.." - "..group);
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end
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function private_storage(node, host, xmlns, stanza)
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local private = dm.load(node, host, "private") or {};
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private[stanza.name..":"..xmlns] = st.preserialize(stanza);
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local ret, err = dm.store(node, host, "private", private);
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print("["..(err or "success").."] private: " ..node.."@"..host.." - "..xmlns);
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end
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for i, row in ipairs(t["rosterusers"] or NULL) do
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local node, contact = row.username, row.jid;
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local name = row.nick;
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if name == "" then name = nil; end
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local subscription = row.subscription;
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if subscription == "N" then
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subscription = "none"
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elseif subscription == "B" then
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subscription = "both"
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elseif subscription == "F" then
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subscription = "from"
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elseif subscription == "T" then
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subscription = "to"
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else error("Unknown subscription type: "..subscription) end;
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local ask = row.ask;
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if ask == "N" then
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ask = nil;
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elseif ask == "O" then
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ask = "subscribe";
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elseif ask == "I" then
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roster_pending(node, host, contact);
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ask = nil;
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elseif ask == "B" then
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roster_pending(node, host, contact);
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ask = "subscribe";
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else error("Unknown ask type: "..ask); end
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local item = {name = name, ask = ask, subscription = subscription, groups = {}};
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roster(node, host, contact, item);
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end
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for i, row in ipairs(t["rostergroups"] or NULL) do
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roster_group(row.username, host, row.jid, row.grp);
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end
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for i, row in ipairs(t["vcard"] or NULL) do
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local ret, err = dm.store(row.username, host, "vcard", st.preserialize(parse_xml(row.vcard)));
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print("["..(err or "success").."] vCard: "..row.username.."@"..host);
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end
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for i, row in ipairs(t["private_storage"] or NULL) do
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private_storage(row.username, host, row.namespace, st.preserialize(parse_xml(row.data)));
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end
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