Software /
code /
prosody
Changeset
9674:6f97acc4583b 0.11
util.stanza: Deserialize stanza without mutating input (fixes #711)
author | Kim Alvefur <zash@zash.se> |
---|---|
date | Sat, 01 Dec 2018 18:30:19 +0100 |
parents | 9673:e7e75b091c96 |
children | 9675:7d8e08f80dbd 9698:e616c37756b3 |
files | util/stanza.lua |
diffstat | 1 files changed, 17 insertions(+), 27 deletions(-) [+] |
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--- a/util/stanza.lua Sun Dec 02 02:16:21 2018 +0100 +++ b/util/stanza.lua Sat Dec 01 18:30:19 2018 +0100 @@ -361,41 +361,31 @@ stanza_mt.__freeze = preserialize; -local function deserialize(stanza) +local function deserialize(serialized) -- Set metatable - if stanza then - local attr = stanza.attr; - for i=1,#attr do attr[i] = nil; end + if serialized then + local attr = serialized.attr; local attrx = {}; - for att in pairs(attr) do - if s_find(att, "|", 1, true) and not s_find(att, "\1", 1, true) then - local ns,na = s_match(att, "^([^|]+)|(.+)$"); - attrx[ns.."\1"..na] = attr[att]; - attr[att] = nil; + for att, val in pairs(attr) do + if type(att) == "string" then + if s_find(att, "|", 1, true) and not s_find(att, "\1", 1, true) then + local ns,na = s_match(att, "^([^|]+)|(.+)$"); + attrx[ns.."\1"..na] = val; + else + attrx[att] = val; + end end end - for a,v in pairs(attrx) do - attr[a] = v; - end - setmetatable(stanza, stanza_mt); - for _, child in ipairs(stanza) do + local stanza = new_stanza(serialized.name, attrx); + for _, child in ipairs(serialized) do if type(child) == "table" then - deserialize(child); + stanza:add_direct_child(deserialize(child)); + elseif type(child) == "string" then + stanza:add_direct_child(child); end end - if not stanza.tags then - -- Rebuild tags - local tags = {}; - for _, child in ipairs(stanza) do - if type(child) == "table" then - t_insert(tags, child); - end - end - stanza.tags = tags; - end + return stanza; end - - return stanza; end local function _clone(stanza)