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if not modules then modules = { } end modules ['s-xml-analyzers'] = {
version = 1.001,
comment = "companion to s-xml-analyzers.mkiv",
author = "Hans Hagen, PRAGMA-ADE, Hasselt NL",
copyright = "PRAGMA ADE / ConTeXt Development Team",
license = "see context related readme files"
}
moduledata.xml = moduledata.xml or { }
moduledata.xml.analyzers = moduledata.xml.analyzers or { }
local next, type = next, type
local utfvalues = string.utfvalues
local context = context
local NC, NR, HL, FL, LL, SL, TB = context.NC, context.NR, context.HL, context.TB, context.FL, context.LL, context.SL
local sortedhash, sortedkeys, concat, sequenced = table.sortedhash, table.sortedkeys, table.concat, table.sequenced
local chardata = characters.data
local tags = { }
local char = { }
local attr = { }
local ents = { }
local name = nil
local function analyze(filename)
if type(filename) == "string" then
filename = { filename }
end
table.sort(filename)
local hash = concat(filename,"|")
if hash == name then
return
end
name = hash
tags = { }
char = { }
attr = { }
ents = { }
table.setmetatableindex(tags,function(t,k)
local v = {
n = 0,
attributes = { },
children = { },
}
t[k] = v
return v
end)
table.setmetatableindex(char,function(t,k)
t[k] = 0
return 0
end)
table.setmetatableindex(attr,function(t,k)
char[k] = char[k] or 0
t[k] = 0
return 0
end)
table.setmetatableindex(ents,function(t,k)
t[k] = 0
return 0
end)
local function collect(e,parent)
local dt = e.dt
if e.special then
if dt then
for i=1,#dt do
local d = dt[i]
if type(d) == "table" then
collect(d,tg)
end
end
end
else
local at = e.at
local tg = e.tg
local tag = tags[tg]
tag.n = tag.n + 1
if at then
local attributes = tag.attributes
for k, v in next, at do
local a = attributes[k]
if a then
a[v] = (a[v] or 0) + 1
else
attributes[k] = { [v] = 1 }
end
for s in utfvalues(v) do
attr[s] = attr[s] + 1
end
end
end
if parent then
local children = tags[parent].children
children[tg] = (children[tg] or 0) + 1
end
if dt then
for i=1,#dt do
local d = dt[i]
if type(d) == "table" then
collect(d,tg)
else
for s in utfvalues(d) do
char[s] = char[s] + 1
end
end
end
end
end
end
for i=1,#filename do
local root = xml.load(filename[i])
collect(root)
--
local names = root.statistics.entities.names
for n in next, names do
ents[n] = ents[n] + 1
end
end
table.setmetatableindex(tags,nil)
table.setmetatableindex(char,nil)
table.setmetatableindex(attr,nil)
table.setmetatableindex(ents,nil)
end
moduledata.xml.analyzers.maxnofattributes = 100
function moduledata.xml.analyzers.structure(filename)
analyze(filename)
local done = false
local maxnofattributes = tonumber(moduledata.xml.analyzers.maxnofattributes) or 100
context.starttabulate { "|l|pA{nothyphenated,flushleft,verytolerant,stretch,broad}|" }
for name, data in table.sortedhash(tags) do
if done then
context.TB()
else
done = true
end
local children = data.children
local attributes = data.attributes
NC() context.bold("element") NC() context.darkred(name) NC() NR()
NC() context.bold("frequency") NC() context(data.n) NC() NR()
if next(children) then
NC() context.bold("children") NC() context.puretext(sequenced(children)) NC() NR()
end
if next(attributes) then
NC() context.bold("attributes") NC() context.puretext.darkgreen(concat(sortedkeys(attributes)," ")) NC() NR()
for attribute, values in sortedhash(attributes) do
local n = table.count(values)
if attribute == "id" or attribute == "xml:id" or n > maxnofattributes then
NC() context(attribute) NC() context("%s different values",n) NC() NR()
else
NC() context(attribute) NC() context.puretext(sequenced(values)) NC() NR()
end
end
end
end
context.stoptabulate()
end
function moduledata.xml.analyzers.characters(filename)
analyze(filename)
context.starttabulate { "|r|r|l|c|l|" }
for c, n in table.sortedhash(char) do
NC() context.darkred("%s",n)
NC() context.darkgreen("%s",attr[c])
NC() context("%U",c)
NC() context.char(c)
NC() context("%s",chardata[c].description)
NC() NR()
end
context.stoptabulate()
end
function moduledata.xml.analyzers.entities(filename)
analyze(filename)
context.starttabulate { "|l|r|" }
for e, n in table.sortedhash(ents) do
NC() context(e)
NC() context(n)
NC() NR()
end
context.stoptabulate()
end
|
