diff options
Diffstat (limited to 'tex/context/base/lxml-mis.lua')
| -rw-r--r-- | tex/context/base/lxml-mis.lua | 206 |
1 files changed, 103 insertions, 103 deletions
diff --git a/tex/context/base/lxml-mis.lua b/tex/context/base/lxml-mis.lua index 6afc45002..94a26b974 100644 --- a/tex/context/base/lxml-mis.lua +++ b/tex/context/base/lxml-mis.lua @@ -1,103 +1,103 @@ -if not modules then modules = { } end modules ['lxml-mis'] = {
- version = 1.001,
- comment = "this module is the basis for the lxml-* ones",
- author = "Hans Hagen, PRAGMA-ADE, Hasselt NL",
- copyright = "PRAGMA ADE / ConTeXt Development Team",
- license = "see context related readme files"
-}
-
-local xml, lpeg, string = xml, lpeg, string
-
-local concat = table.concat
-local type, next, tonumber, tostring, setmetatable, loadstring = type, next, tonumber, tostring, setmetatable, loadstring
-local format, gsub, match = string.format, string.gsub, string.match
-local lpegmatch, lpegpatterns = lpeg.match, lpeg.patterns
-local P, S, R, C, V, Cc, Cs = lpeg.P, lpeg.S, lpeg.R, lpeg.C, lpeg.V, lpeg.Cc, lpeg.Cs
-
-lpegpatterns.xml = lpegpatterns.xml or { }
-local xmlpatterns = lpegpatterns.xml
-
---[[ldx--
-<p>The following helper functions best belong to the <t>lxml-ini</t>
-module. Some are here because we need then in the <t>mk</t>
-document and other manuals, others came up when playing with
-this module. Since this module is also used in <l n='mtxrun'/> we've
-put them here instead of loading mode modules there then needed.</p>
---ldx]]--
-
-local function xmlgsub(t,old,new) -- will be replaced
- local dt = t.dt
- if dt then
- for k=1,#dt do
- local v = dt[k]
- if type(v) == "string" then
- dt[k] = gsub(v,old,new)
- else
- xmlgsub(v,old,new)
- end
- end
- end
-end
-
---~ xml.gsub = xmlgsub
-
-function xml.stripleadingspaces(dk,d,k) -- cosmetic, for manual
- if d and k then
- local dkm = d[k-1]
- if dkm and type(dkm) == "string" then
- local s = match(dkm,"\n(%s+)")
- xmlgsub(dk,"\n"..rep(" ",#s),"\n")
- end
- end
-end
-
---~ xml.escapes = { ['&'] = '&', ['<'] = '<', ['>'] = '>', ['"'] = '"' }
---~ xml.unescapes = { } for k,v in next, xml.escapes do xml.unescapes[v] = k end
-
---~ function xml.escaped (str) return (gsub(str,"(.)" , xml.escapes )) end
---~ function xml.unescaped(str) return (gsub(str,"(&.-;)", xml.unescapes)) end
---~ function xml.cleansed (str) return (gsub(str,"<.->" , '' )) end -- "%b<>"
-
--- 100 * 2500 * "oeps< oeps> oeps&" : gsub:lpeg|lpeg|lpeg
---
--- 1021:0335:0287:0247
-
--- 10 * 1000 * "oeps< oeps> oeps& asfjhalskfjh alskfjh alskfjh alskfjh ;al J;LSFDJ"
---
--- 1559:0257:0288:0190 (last one suggested by roberto)
-
--- escaped = Cs((S("<&>") / xml.escapes + 1)^0)
--- escaped = Cs((S("<")/"<" + S(">")/">" + S("&")/"&" + 1)^0)
-local normal = (1 - S("<&>"))^0
-local special = P("<")/"<" + P(">")/">" + P("&")/"&"
-local escaped = Cs(normal * (special * normal)^0)
-
--- 100 * 1000 * "oeps< oeps> oeps&" : gsub:lpeg == 0153:0280:0151:0080 (last one by roberto)
-
-local normal = (1 - S"&")^0
-local special = P("<")/"<" + P(">")/">" + P("&")/"&"
-local unescaped = Cs(normal * (special * normal)^0)
-
--- 100 * 5000 * "oeps <oeps bla='oeps' foo='bar'> oeps </oeps> oeps " : gsub:lpeg == 623:501 msec (short tags, less difference)
-
-local cleansed = Cs(((P("<") * (1-P(">"))^0 * P(">"))/"" + 1)^0)
-
-xmlpatterns.escaped = escaped
-xmlpatterns.unescaped = unescaped
-xmlpatterns.cleansed = cleansed
-
-function xml.escaped (str) return lpegmatch(escaped,str) end
-function xml.unescaped(str) return lpegmatch(unescaped,str) end
-function xml.cleansed (str) return lpegmatch(cleansed,str) end
-
--- this might move
-
-function xml.fillin(root,pattern,str,check)
- local e = xml.first(root,pattern)
- if e then
- local n = #e.dt
- if not check or n == 0 or (n == 1 and e.dt[1] == "") then
- e.dt = { str }
- end
- end
-end
+if not modules then modules = { } end modules ['lxml-mis'] = { + version = 1.001, + comment = "this module is the basis for the lxml-* ones", + author = "Hans Hagen, PRAGMA-ADE, Hasselt NL", + copyright = "PRAGMA ADE / ConTeXt Development Team", + license = "see context related readme files" +} + +local xml, lpeg, string = xml, lpeg, string + +local concat = table.concat +local type, next, tonumber, tostring, setmetatable, loadstring = type, next, tonumber, tostring, setmetatable, loadstring +local format, gsub, match = string.format, string.gsub, string.match +local lpegmatch, lpegpatterns = lpeg.match, lpeg.patterns +local P, S, R, C, V, Cc, Cs = lpeg.P, lpeg.S, lpeg.R, lpeg.C, lpeg.V, lpeg.Cc, lpeg.Cs + +lpegpatterns.xml = lpegpatterns.xml or { } +local xmlpatterns = lpegpatterns.xml + +--[[ldx-- +<p>The following helper functions best belong to the <t>lxml-ini</t> +module. Some are here because we need then in the <t>mk</t> +document and other manuals, others came up when playing with +this module. Since this module is also used in <l n='mtxrun'/> we've +put them here instead of loading mode modules there then needed.</p> +--ldx]]-- + +local function xmlgsub(t,old,new) -- will be replaced + local dt = t.dt + if dt then + for k=1,#dt do + local v = dt[k] + if type(v) == "string" then + dt[k] = gsub(v,old,new) + else + xmlgsub(v,old,new) + end + end + end +end + +--~ xml.gsub = xmlgsub + +function xml.stripleadingspaces(dk,d,k) -- cosmetic, for manual + if d and k then + local dkm = d[k-1] + if dkm and type(dkm) == "string" then + local s = match(dkm,"\n(%s+)") + xmlgsub(dk,"\n"..rep(" ",#s),"\n") + end + end +end + +--~ xml.escapes = { ['&'] = '&', ['<'] = '<', ['>'] = '>', ['"'] = '"' } +--~ xml.unescapes = { } for k,v in next, xml.escapes do xml.unescapes[v] = k end + +--~ function xml.escaped (str) return (gsub(str,"(.)" , xml.escapes )) end +--~ function xml.unescaped(str) return (gsub(str,"(&.-;)", xml.unescapes)) end +--~ function xml.cleansed (str) return (gsub(str,"<.->" , '' )) end -- "%b<>" + +-- 100 * 2500 * "oeps< oeps> oeps&" : gsub:lpeg|lpeg|lpeg +-- +-- 1021:0335:0287:0247 + +-- 10 * 1000 * "oeps< oeps> oeps& asfjhalskfjh alskfjh alskfjh alskfjh ;al J;LSFDJ" +-- +-- 1559:0257:0288:0190 (last one suggested by roberto) + +-- escaped = Cs((S("<&>") / xml.escapes + 1)^0) +-- escaped = Cs((S("<")/"<" + S(">")/">" + S("&")/"&" + 1)^0) +local normal = (1 - S("<&>"))^0 +local special = P("<")/"<" + P(">")/">" + P("&")/"&" +local escaped = Cs(normal * (special * normal)^0) + +-- 100 * 1000 * "oeps< oeps> oeps&" : gsub:lpeg == 0153:0280:0151:0080 (last one by roberto) + +local normal = (1 - S"&")^0 +local special = P("<")/"<" + P(">")/">" + P("&")/"&" +local unescaped = Cs(normal * (special * normal)^0) + +-- 100 * 5000 * "oeps <oeps bla='oeps' foo='bar'> oeps </oeps> oeps " : gsub:lpeg == 623:501 msec (short tags, less difference) + +local cleansed = Cs(((P("<") * (1-P(">"))^0 * P(">"))/"" + 1)^0) + +xmlpatterns.escaped = escaped +xmlpatterns.unescaped = unescaped +xmlpatterns.cleansed = cleansed + +function xml.escaped (str) return lpegmatch(escaped,str) end +function xml.unescaped(str) return lpegmatch(unescaped,str) end +function xml.cleansed (str) return lpegmatch(cleansed,str) end + +-- this might move + +function xml.fillin(root,pattern,str,check) + local e = xml.first(root,pattern) + if e then + local n = #e.dt + if not check or n == 0 or (n == 1 and e.dt[1] == "") then + e.dt = { str } + end + end +end |