annotate tools/form2table.lua @ 14179:25beb66fab38 13.0

util.crypto: Use post-Lua 5.1 buffer API Tha Lua 5.1 buffer API was frustrating to work with. luaL_prepbuffer() only allocates LUAL_BUFFERSIZE - there is no way to request a specific size. LUAL_BUFFERSIZE is set to BUFSIZ by default, which is generally 8192 bytes on Linux, however it may vary between platforms. The variation means this buffer could potentially overflow (small BUFSIZ with large signature). The Lua 5.2+ buffer API enables requesting a specific buffer size, so that's what we do now.
author Matthew Wild <mwild1@gmail.com>
date Mon, 25 May 2026 15:11:47 +0100
parents 879a6a33c21b
children
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9d1ce6f28401 tools/form2table: Convert XEP-0004 dataform from XML to util.dataforms Lua format
Kim Alvefur <zash@zash.se>
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1 -- Read an XML dataform and spit out a serialized Lua table of it
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879a6a33c21b tools: Update imports to use new prosody.* namespace
Kim Alvefur <zash@zash.se>
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2 if not pcall(require, "prosody.loader") then
879a6a33c21b tools: Update imports to use new prosody.* namespace
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3 pcall(require, "loader");
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4 end
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9d1ce6f28401 tools/form2table: Convert XEP-0004 dataform from XML to util.dataforms Lua format
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5
9d1ce6f28401 tools/form2table: Convert XEP-0004 dataform from XML to util.dataforms Lua format
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6 local function from_stanza(stanza)
9d1ce6f28401 tools/form2table: Convert XEP-0004 dataform from XML to util.dataforms Lua format
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7 local layout = {
9d1ce6f28401 tools/form2table: Convert XEP-0004 dataform from XML to util.dataforms Lua format
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8 title = stanza:get_child_text("title");
9d1ce6f28401 tools/form2table: Convert XEP-0004 dataform from XML to util.dataforms Lua format
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9 instructions = stanza:get_child_text("instructions");
9d1ce6f28401 tools/form2table: Convert XEP-0004 dataform from XML to util.dataforms Lua format
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10 };
9d1ce6f28401 tools/form2table: Convert XEP-0004 dataform from XML to util.dataforms Lua format
Kim Alvefur <zash@zash.se>
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11 for tag in stanza:childtags("field") do
9d1ce6f28401 tools/form2table: Convert XEP-0004 dataform from XML to util.dataforms Lua format
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12 local field = {
9d1ce6f28401 tools/form2table: Convert XEP-0004 dataform from XML to util.dataforms Lua format
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13 name = tag.attr.var;
9d1ce6f28401 tools/form2table: Convert XEP-0004 dataform from XML to util.dataforms Lua format
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14 type = tag.attr.type;
9d1ce6f28401 tools/form2table: Convert XEP-0004 dataform from XML to util.dataforms Lua format
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15 label = tag.attr.label;
9d1ce6f28401 tools/form2table: Convert XEP-0004 dataform from XML to util.dataforms Lua format
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16 desc = tag:get_child_text("desc");
9d1ce6f28401 tools/form2table: Convert XEP-0004 dataform from XML to util.dataforms Lua format
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17 required = tag:get_child("required") and true or nil;
9d1ce6f28401 tools/form2table: Convert XEP-0004 dataform from XML to util.dataforms Lua format
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18 value = tag:get_child_text("value");
9d1ce6f28401 tools/form2table: Convert XEP-0004 dataform from XML to util.dataforms Lua format
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19 options = nil;
9d1ce6f28401 tools/form2table: Convert XEP-0004 dataform from XML to util.dataforms Lua format
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20 };
9d1ce6f28401 tools/form2table: Convert XEP-0004 dataform from XML to util.dataforms Lua format
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21
9d1ce6f28401 tools/form2table: Convert XEP-0004 dataform from XML to util.dataforms Lua format
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22 if field.type == "list-single" or field.type == "list-multi" then
9d1ce6f28401 tools/form2table: Convert XEP-0004 dataform from XML to util.dataforms Lua format
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23 local options = {};
9d1ce6f28401 tools/form2table: Convert XEP-0004 dataform from XML to util.dataforms Lua format
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24 for option in tag:childtags("option") do
9d1ce6f28401 tools/form2table: Convert XEP-0004 dataform from XML to util.dataforms Lua format
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25 options[#options+1] = { label = option.attr.label, value = option:get_child_text("value") };
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26 end
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27 field.options = options;
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28 end
9d1ce6f28401 tools/form2table: Convert XEP-0004 dataform from XML to util.dataforms Lua format
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29
9d1ce6f28401 tools/form2table: Convert XEP-0004 dataform from XML to util.dataforms Lua format
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30 if field.type == "jid-multi" or field.type == "list-multi" or field.type == "text-multi" then
9d1ce6f28401 tools/form2table: Convert XEP-0004 dataform from XML to util.dataforms Lua format
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31 local values = {};
9d1ce6f28401 tools/form2table: Convert XEP-0004 dataform from XML to util.dataforms Lua format
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32 for value in tag:childtags("value") do
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33 values[#values+1] = value:get_text();
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34 end
9d1ce6f28401 tools/form2table: Convert XEP-0004 dataform from XML to util.dataforms Lua format
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35 if field.type == "text-multi" then
9d1ce6f28401 tools/form2table: Convert XEP-0004 dataform from XML to util.dataforms Lua format
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36 values = table.concat(values, "\n");
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37 end
9d1ce6f28401 tools/form2table: Convert XEP-0004 dataform from XML to util.dataforms Lua format
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38 field.value = values;
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39 end
9d1ce6f28401 tools/form2table: Convert XEP-0004 dataform from XML to util.dataforms Lua format
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40
9d1ce6f28401 tools/form2table: Convert XEP-0004 dataform from XML to util.dataforms Lua format
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41 if field.type == "boolean" then
9d1ce6f28401 tools/form2table: Convert XEP-0004 dataform from XML to util.dataforms Lua format
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42 field.value = field.value == "true" or field.value == "1";
9d1ce6f28401 tools/form2table: Convert XEP-0004 dataform from XML to util.dataforms Lua format
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43 end
9d1ce6f28401 tools/form2table: Convert XEP-0004 dataform from XML to util.dataforms Lua format
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44
9d1ce6f28401 tools/form2table: Convert XEP-0004 dataform from XML to util.dataforms Lua format
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45 layout[#layout+1] = field;
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46
9d1ce6f28401 tools/form2table: Convert XEP-0004 dataform from XML to util.dataforms Lua format
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47 end
9d1ce6f28401 tools/form2table: Convert XEP-0004 dataform from XML to util.dataforms Lua format
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48 return layout;
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49 end
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50
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Kim Alvefur <zash@zash.se>
parents: 11194
diff changeset
51 print("dataforms.new " .. require"prosody.util.serialization".serialize(from_stanza(require"prosody.util.xml".parse(io.read("*a"))),
879a6a33c21b tools: Update imports to use new prosody.* namespace
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parents: 11194
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52 { unquoted = true }))