mirror of
https://github.com/JamesonHuang/OpenWrt_Luci_Lua.git
synced 2024-11-23 13:50:11 +00:00
54 lines
2.3 KiB
Lua
54 lines
2.3 KiB
Lua
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local SLAXML = require "slaxml"
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local string = require "string"
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local table = require "table"
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module "slaxdom"
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function SLAXML:dom(xml,opts)
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if not opts then opts={} end
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local rich = not opts.simple
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local push, pop = table.insert, table.remove
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local stack = {}
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local doc = { type="document", name="#doc", kids={} }
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local current = doc
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local builder = SLAXML:parser{
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startElement = function(name,nsURI)
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local el = { type="element", name=name, kids={}, el=rich and {} or nil, attr={}, nsURI=nsURI, parent=rich and current or nil }
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if current==doc then
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if doc.root then error(("Encountered element '%s' when the document already has a root '%s' element"):format(name,doc.root.name)) end
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doc.root = el
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end
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push(current.kids,el)
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if current.el then push(current.el,el) end
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current = el
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push(stack,el)
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end,
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attribute = function(name,value,nsURI)
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if not current or current.type~="element" then error(("Encountered an attribute %s=%s but I wasn't inside an element"):format(name,value)) end
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local attr = {type='attribute',name=name,nsURI=nsURI,value=value,parent=rich and current or nil}
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if rich then current.attr[name] = value end
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push(current.attr,attr)
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end,
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closeElement = function(name)
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if current.name~=name or current.type~="element" then error(("Received a close element notification for '%s' but was inside a '%s' %s"):format(name,current.name,current.type)) end
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pop(stack)
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current = stack[#stack]
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end,
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text = function(value)
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if current.type~='document' then
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if current.type~="element" then error(("Received a text notification '%s' but was inside a %s"):format(value,current.type)) end
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push(current.kids,{type='text',name='#text',value=value,parent=rich and current or nil})
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end
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end,
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comment = function(value)
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push(current.kids,{type='comment',name='#comment',value=value,parent=rich and current or nil})
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end,
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pi = function(name,value)
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push(current.kids,{type='pi',name=name,value=value,parent=rich and current or nil})
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end
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}
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builder:parse(xml,opts)
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return doc
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end
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return SLAXML
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