diff options
Diffstat (limited to 'tex/context/base/lxml-dir.lua')
-rw-r--r-- | tex/context/base/lxml-dir.lua | 228 |
1 files changed, 114 insertions, 114 deletions
diff --git a/tex/context/base/lxml-dir.lua b/tex/context/base/lxml-dir.lua index 3c68664ae..4f0f61b71 100644 --- a/tex/context/base/lxml-dir.lua +++ b/tex/context/base/lxml-dir.lua @@ -1,114 +1,114 @@ -if not modules then modules = { } end modules ['lxml-dir'] = { - 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 gsub = string.gsub -local formatters = string.formatters - --- <?xml version="1.0" standalone="yes"?> --- <!-- demo.cdx --> --- <directives> --- <!-- --- <directive attribute='id' value="100" setup="cdx:100"/> --- <directive attribute='id' value="101" setup="cdx:101"/> --- --> --- <!-- --- <directive attribute='cdx' value="colors" element="cals:table" setup="cdx:cals:table:colors"/> --- <directive attribute='cdx' value="vertical" element="cals:table" setup="cdx:cals:table:vertical"/> --- <directive attribute='cdx' value="noframe" element="cals:table" setup="cdx:cals:table:noframe"/> --- --> --- <directive attribute='cdx' value="*" element="cals:table" setup="cdx:cals:table:*"/> --- </directives> - -local lxml, context = lxml, context - -local getid = lxml.getid - -lxml.directives = lxml.directives or { } -local directives = lxml.directives - -local report_lxml = logs.reporter("xml","tex") - -local data = { - setup = { }, - before = { }, - after = { } -} - -local function load_setup(filename) - local fullname = resolvers.findtexfile(filename) or "" - if fullname ~= "" then - filename = fullname - end - local collection = xml.applylpath({ getid(xml.load(filename)) },"directive") -- is { } needed ? - if collection then - local valid = 0 - for i=1,#collection do - local at = collection[i].at - local attribute, value, element = at.attribute or "", at.value or "", at.element or '*' - local setup, before, after = at.setup or "", at.before or "", at.after or "" - if attribute ~= "" and value ~= "" then - local key = formatters["%s::%s::%s"](element,attribute,value) - local t = data[key] or { } - if setup ~= "" then t.setup = setup end - if before ~= "" then t.before = before end - if after ~= "" then t.after = after end - data[key] = t - valid = valid + 1 - end - end - report_lxml("%s directives found in %a, valid %s",#collection,filename,valid) - else - report_lxml("no directives found in %a",filename) - end -end - -local function handle_setup(category,root,attribute,element) - root = getid(root) - if attribute then - local value = root.at[attribute] - if value then - if not element then - local ns, tg = root.rn or root.ns, root.tg - if ns == "" then - element = tg - else - element = ns .. ':' .. tg - end - end - local setup = data[formatters["%s::%s::%s"](element,attribute,value)] - if setup then - setup = setup[category] - end - if setup then - context.directsetup(setup) - else - setup = data[formatters["%s::%s::*"](element,attribute)] - if setup then - setup = setup[category] - end - if setup then - setup = gsub(setup,'%*',value) - context.directsetup(setup) - end - end - end - end -end - -directives.load = load_setup -directives.handle = handle_setup - -function directives.setup(root,attribute,element) - handle_setup('setup',root,attribute,element) -end -function directives.before(root,attribute,element) - handle_setup('before',root,attribute,element) -end -function directives.after(root,attribute,element) - handle_setup('after',root,attribute,element) -end +if not modules then modules = { } end modules ['lxml-dir'] = {
+ 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 gsub = string.gsub
+local formatters = string.formatters
+
+-- <?xml version="1.0" standalone="yes"?>
+-- <!-- demo.cdx -->
+-- <directives>
+-- <!--
+-- <directive attribute='id' value="100" setup="cdx:100"/>
+-- <directive attribute='id' value="101" setup="cdx:101"/>
+-- -->
+-- <!--
+-- <directive attribute='cdx' value="colors" element="cals:table" setup="cdx:cals:table:colors"/>
+-- <directive attribute='cdx' value="vertical" element="cals:table" setup="cdx:cals:table:vertical"/>
+-- <directive attribute='cdx' value="noframe" element="cals:table" setup="cdx:cals:table:noframe"/>
+-- -->
+-- <directive attribute='cdx' value="*" element="cals:table" setup="cdx:cals:table:*"/>
+-- </directives>
+
+local lxml, context = lxml, context
+
+local getid = lxml.getid
+
+lxml.directives = lxml.directives or { }
+local directives = lxml.directives
+
+local report_lxml = logs.reporter("xml","tex")
+
+local data = {
+ setup = { },
+ before = { },
+ after = { }
+}
+
+local function load_setup(filename)
+ local fullname = resolvers.findtexfile(filename) or ""
+ if fullname ~= "" then
+ filename = fullname
+ end
+ local collection = xml.applylpath({ getid(xml.load(filename)) },"directive") -- is { } needed ?
+ if collection then
+ local valid = 0
+ for i=1,#collection do
+ local at = collection[i].at
+ local attribute, value, element = at.attribute or "", at.value or "", at.element or '*'
+ local setup, before, after = at.setup or "", at.before or "", at.after or ""
+ if attribute ~= "" and value ~= "" then
+ local key = formatters["%s::%s::%s"](element,attribute,value)
+ local t = data[key] or { }
+ if setup ~= "" then t.setup = setup end
+ if before ~= "" then t.before = before end
+ if after ~= "" then t.after = after end
+ data[key] = t
+ valid = valid + 1
+ end
+ end
+ report_lxml("%s directives found in %a, valid %s",#collection,filename,valid)
+ else
+ report_lxml("no directives found in %a",filename)
+ end
+end
+
+local function handle_setup(category,root,attribute,element)
+ root = getid(root)
+ if attribute then
+ local value = root.at[attribute]
+ if value then
+ if not element then
+ local ns, tg = root.rn or root.ns, root.tg
+ if ns == "" then
+ element = tg
+ else
+ element = ns .. ':' .. tg
+ end
+ end
+ local setup = data[formatters["%s::%s::%s"](element,attribute,value)]
+ if setup then
+ setup = setup[category]
+ end
+ if setup then
+ context.directsetup(setup)
+ else
+ setup = data[formatters["%s::%s::*"](element,attribute)]
+ if setup then
+ setup = setup[category]
+ end
+ if setup then
+ setup = gsub(setup,'%*',value)
+ context.directsetup(setup)
+ end
+ end
+ end
+ end
+end
+
+directives.load = load_setup
+directives.handle = handle_setup
+
+function directives.setup(root,attribute,element)
+ handle_setup('setup',root,attribute,element)
+end
+function directives.before(root,attribute,element)
+ handle_setup('before',root,attribute,element)
+end
+function directives.after(root,attribute,element)
+ handle_setup('after',root,attribute,element)
+end
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