diff options
author | Taco Hoekwater <taco@elvenkind.com> | 2011-06-01 08:54:21 +0000 |
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committer | Taco Hoekwater <taco@elvenkind.com> | 2011-06-01 08:54:21 +0000 |
commit | d7ccb42582f85acf30568913610ccf4d602023fb (patch) | |
tree | 7292e3545a420676878e7451b68892d360c62cb6 /Master/texmf-dist/tex/context/base/buff-imp-parsed-xml.lua | |
parent | 2d62a6fe9b80def59c392268022f1f9a2d6e358f (diff) |
commit context 2011.05.18
git-svn-id: svn://tug.org/texlive/trunk@22719 c570f23f-e606-0410-a88d-b1316a301751
Diffstat (limited to 'Master/texmf-dist/tex/context/base/buff-imp-parsed-xml.lua')
-rw-r--r-- | Master/texmf-dist/tex/context/base/buff-imp-parsed-xml.lua | 101 |
1 files changed, 101 insertions, 0 deletions
diff --git a/Master/texmf-dist/tex/context/base/buff-imp-parsed-xml.lua b/Master/texmf-dist/tex/context/base/buff-imp-parsed-xml.lua new file mode 100644 index 00000000000..22611ac8ab7 --- /dev/null +++ b/Master/texmf-dist/tex/context/base/buff-imp-parsed-xml.lua @@ -0,0 +1,101 @@ +if not modules then modules = { } end modules ['buff-imp-parsed-xml'] = { + version = 1.001, + comment = "companion to buff-imp-parsed-xml.mkiv", + author = "Hans Hagen, PRAGMA-ADE, Hasselt NL", + copyright = "PRAGMA ADE / ConTeXt Development Team", + license = "see context related readme files" +} + +local format = string.format + +local context = context +local verbatim = context.verbatim + +local write = visualizers.write +local writespace = visualizers.writespace +local writeargument = visualizers.writeargument + +local ParsedXmlSnippetKey = context.ParsedXmlSnippetKey +local ParsedXmlSnippetValue = context.ParsedXmlSnippetValue + +local ParsedXmlSnippetElement = verbatim.ParsedXmlSnippetElement +local ParsedXmlSnippetInstruction = verbatim.ParsedXmlSnippetInstruction +local ParsedXmlSnippetComment = verbatim.ParsedXmlSnippetComment +local ParsedXmlSnippetCdata = verbatim.ParsedXmlSnippetCdata +local ParsedXmlSnippetDoctype = verbatim.ParsedXmlSnippetDoctype + +local startParsedXmlSnippet = context.startParsedXmlSnippet +local stopParsedXmlSnippet = context.stopParsedXmlSnippet + +local parsedxmlhandler = xml.newhandlers { -- todo: treat spaces and tabs + name = "parsedxml", + handle = function(...) + print("error:",...) -- we need a handler as fallback, even if not used + end, + functions = { + ["@el@"] = function(e,handler) + local at = e.at + if at and next(at) then + ParsedXmlSnippetElement(format("<%s",e.tg)) + for k, v in next, at do + writespace() + ParsedXmlSnippetKey() + writeargument(k) + verbatim("=") + ParsedXmlSnippetValue() + writeargument(format("%q",k)) + end + ParsedXmlSnippetElement(">") + else + ParsedXmlSnippetElement(format("<%s>",e.tg)) + end + handler.serialize(e.dt,handler) + ParsedXmlSnippetElement(format("</%s>",e.tg)) + end, + ["@pi@"] = function(e,handler) + ParsedXmlSnippetInstruction("<?") + write(e.dt[1]) + ParsedXmlSnippetInstruction("?>") + end , + ["@cm@"] = function(e,handler) + ParsedXmlSnippetComment("<!--") + write(e.dt[1]) + ParsedXmlSnippetComment("-->") + end, + ["@cd@"] = function(e,handler) + ParsedXmlSnippetCdata("<![CDATA[") + write(e.dt[1]) + ParsedXmlSnippetCdata("]]>") + end, + ["@dt@"] = function(e,handler) + ParsedXmlSnippetDoctype("<!DOCTYPE") + write(e.dt[1]) + ParsedXmlSnippetDoctype(">") + end, + ["@tx@"] = function(s,handler) + write(s) + end, + } +} + +local function parsedxml(root,pattern) + if root then + if pattern then + root = xml.filter(root,pattern) + end + if root then + context.startParsedXmlSnippet() + xml.serialize(root,parsedxmlhandler) + context.stopParsedXmlSnippet() + end + end +end + +local function parser(str,settings) + parsedxml(xml.convert(str),settings and settings.pattern) +end + +visualizers.parsedxml = parsedxml -- for use at the lua end (maybe namespace needed) + +visualizers.register("parsed-xml", { parser = parser } ) + |