Wed, 03 Dec 2008 18:01:56 +0000
Quick fix for an issue that needs more looking into
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1 | -- Prosody IM v0.1 |
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2 | -- Copyright (C) 2008 Matthew Wild |
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3 | -- Copyright (C) 2008 Waqas Hussain |
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4 | -- |
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5 | -- This program is free software; you can redistribute it and/or |
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6 | -- modify it under the terms of the GNU General Public License |
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7 | -- as published by the Free Software Foundation; either version 2 |
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8 | -- of the License, or (at your option) any later version. |
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9 | -- |
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10 | -- This program is distributed in the hope that it will be useful, |
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11 | -- but WITHOUT ANY WARRANTY; without even the implied warranty of |
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12 | -- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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13 | -- GNU General Public License for more details. |
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14 | -- |
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15 | -- You should have received a copy of the GNU General Public License |
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16 | -- along with this program; if not, write to the Free Software |
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17 | -- Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. |
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18 | -- |
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19 | |
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20 | |
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21 | |
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22 | local indent = function(i) |
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23 | return string.rep("\t", i); |
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24 | end |
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25 | local function basicSerialize (o) |
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26 | if type(o) == "number" or type(o) == "boolean" then |
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27 | return tostring(o); |
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28 | else -- assume it is a string -- FIXME make sure it's a string. throw an error otherwise. |
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29 | return (string.format("%q", tostring(o)):gsub("\\\n", "\\n")); |
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30 | end |
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31 | end |
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32 | local function _simplesave (o, ind, t) |
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33 | if type(o) == "number" then |
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34 | table.insert(t, tostring(o)); |
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35 | elseif type(o) == "string" then |
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36 | table.insert(t, (string.format("%q", o):gsub("\\\n", "\\n"))); |
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37 | elseif type(o) == "table" then |
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38 | table.insert(t, "{\n"); |
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39 | for k,v in pairs(o) do |
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40 | table.insert(t, indent(ind)); |
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41 | table.insert(t, "["); |
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42 | table.insert(t, basicSerialize(k)); |
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43 | table.insert(t, "] = "); |
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44 | _simplesave(v, ind+1, t); |
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45 | table.insert(t, ",\n"); |
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46 | end |
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47 | table.insert(t, indent(ind-1)); |
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48 | table.insert(t, "}"); |
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49 | elseif type(o) == "boolean" then |
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50 | table.insert(t, (o and "true" or "false")); |
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51 | else |
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52 | error("cannot serialize a " .. type(o)) |
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53 | end |
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54 | end |
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55 | local t_concat = table.concat; |
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56 | |
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57 | module "serialize" |
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58 | |
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59 | function serialize(o) |
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60 | local t = {}; |
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61 | _simplesave(o, 1, t); |
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62 | return t_concat(t); |
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63 | end |
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64 | |
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65 | return _M; |