Software / code / clix
Annotate
clix.lua @ 33:f1901c9de891
clix.lua: Improvements to argument handling and command detection. In particular options may now precede commands.
| author | Matthew Wild <mwild1@gmail.com> |
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| date | Sat, 29 May 2010 21:13:27 +0100 |
| parent | 32:cda6a004ff79 |
| child | 34:d4f8fc71d936 |
| rev | line source |
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1 #!/usr/bin/env lua |
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2 -- Clix -- Command-line XMPP |
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3 -- Copyright (C) 2008-2010 Matthew Wild |
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4 -- |
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5 -- This project is MIT/X11 licensed. Please see the |
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6 -- COPYING file in the source package for more information. |
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7 -- |
| 0 | 8 require "verse" |
| 9 require "verse.client" | |
| 10 | |
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11 -- Global to allow commands to add to it |
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12 short_opts = { v = "verbose", q = "quiet", t = "to", f = "from", e = "type", |
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13 a = "account", p = "password", r = "resource", o = "presence", c = "chatroom" } |
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14 |
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15 if #arg < 1 then |
| 0 | 16 print("Command Line XMPP, available commands:"); |
| 17 for module in pairs(package.preload) do | |
| 18 if module:match("^clix%.") then | |
| 19 local m = require(module); | |
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20 io.write("\t", module:gsub("^clix%.", ""), ": "); |
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21 m({ short_help = true }, {}); |
| 0 | 22 end |
| 23 end | |
| 24 return 0; | |
| 25 end | |
| 26 | |
| 27 local accounts = { default = {} }; | |
| 28 local current_account; | |
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29 |
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30 local config_path = (os.getenv("XDG_CONFIG_HOME") or (os.getenv("HOME").."/.config")); |
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31 local config_file, err = io.open(config_path.."/.clixrc") or io.open(config_path.."/.clix"); |
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32 |
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33 if not config_file then |
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34 print("Unable to open config file... looked for "..config_path.."/.clixrc"); |
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35 if err then print(err); end |
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36 os.exit(1); |
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37 end |
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38 |
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39 for line in config_file:lines() do |
| 0 | 40 line = line:match("^%s*(.-)%s*$"); |
| 41 if line:match("^%[") then | |
| 42 current_account = line:match("^%[(.-)%]"); | |
| 43 accounts[current_account] = {}; | |
| 44 if not current_account then -- This is the first defined account | |
| 45 accounts.default = accounts[current_account]; | |
| 46 end | |
| 47 elseif current_account then | |
| 48 local k,v = line:match("^(%w+)%s*[:=]%s*(.+)$"); | |
| 49 accounts[current_account or "default"][k] = v; | |
| 50 end | |
| 51 end | |
| 52 | |
| 53 function clix_connect(opts, on_connect) | |
| 54 local account = accounts[opts.account or "default"]; | |
| 55 if not (account and account.jid) then | |
| 56 io.stderr:write("The specified account (", opts.account or "default", ") wasn't found in the config file\n"); | |
| 57 return nil; | |
| 58 end | |
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59 verse.set_logger(opts.verbose and print or function () end); |
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60 local conn = verse.new(verse.logger()); |
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61 conn.log.debug = opts.verbose; |
| 0 | 62 conn:hook("authentication-failure", function (err) |
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63 conn:error("Authentication failure ("..(err.condition or "unknown error")..")"..(err.text and (": "..err.text) or "")); |
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64 conn:close(); |
| 0 | 65 end); |
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66 conn:hook("binding-success", function () |
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67 if not opts.quiet then |
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68 io.stderr:write("clix: connected as ", conn.jid, "\n"); |
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69 end |
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70 if opts.chatroom then |
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71 conn:send(verse.presence{to=opts.to.."/"..(opts.nick or "clix")}); |
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72 end |
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73 if opts.presence then |
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74 conn:send(verse.presence()); |
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75 end |
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76 return on_connect(conn); |
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77 end); |
| 0 | 78 conn:hook("binding-failure", function (err) |
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79 conn:error("Resource binding failure ("..(err.condition or "unknown error")..")"..(err.text and (": "..err.text) or "")); |
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80 conn:close(); |
| 0 | 81 end); |
| 82 conn:hook("disconnected", function (info) | |
| 83 if info.reason then | |
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84 conn:warn("Disconnecting: %s", tostring(info.reason)); |
| 0 | 85 end |
| 86 verse.quit(); | |
| 87 end); | |
| 88 -- Optional config parameters | |
| 89 conn.connect_host = account.address; | |
| 90 conn.connect_port = account.port; | |
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91 |
| 0 | 92 -- Connect! |
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93 conn:connect_client(account.jid, opts.password or account.password); |
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94 |
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95 if type(opts.resource) == "string" then |
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96 conn.resource = opts.resource; |
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97 end |
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98 |
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99 local ok, ret = pcall(verse.loop); |
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100 if not ok and not ret:match("interrupted!$") then |
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101 io.stderr:write("Fatal error: ", ret, "\n"); |
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102 return 1; |
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103 end |
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104 return err or 0; |
| 0 | 105 end |
| 106 | |
| 107 table.remove(arg,1); | |
| 108 | |
| 109 local opts = {}; | |
| 110 | |
| 111 local args_handled_up_to; | |
| 112 for i, opt in ipairs(arg) do | |
| 113 if opt:match("^%-") and opt ~= "--" then | |
| 114 local name = opt:match("^%-%-?([^%s=]+)()") | |
| 115 name = (short_opts[name] or name):gsub("%-+", "_"); | |
| 116 if name:match("^no_") then | |
| 117 name = name:sub(4, -1); | |
| 118 opts[name] = false; | |
| 119 else | |
| 120 opts[name] = opt:match("=(.*)$") or true; | |
| 121 end | |
| 122 else | |
| 123 args_handled_up_to = i-1; | |
| 124 break; | |
| 125 end | |
| 126 end | |
| 127 | |
| 128 -- Remove all the handled args from the arg array | |
| 129 for n=(args_handled_up_to or #arg),1,-1 do | |
| 130 table.remove(arg, n); | |
| 131 end | |
| 132 | |
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133 local command = arg[1]; |
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134 |
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135 local ok, m = pcall(require, "clix."..command); |
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136 if not ok then |
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137 local is_debug; |
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138 for i=1,#arg do |
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139 if arg[i] == "--debug" then |
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140 is_debug = true; break; |
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141 end |
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142 end |
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143 print("Error running command '"..command..(is_debug and "" or "' (run with --debug to see full error)")); |
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144 if is_debug then |
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145 print(m); |
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146 end |
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147 return 1; |
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148 end |
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149 |
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150 if type(m) ~= "function" then |
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151 print(command.." is not a valid command"); |
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152 return 1; |
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153 end |
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154 |
| 0 | 155 return m(opts, arg) or 0; |
| 156 |
