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-rw-r--r--tex/context/base/strc-pag.lua626
1 files changed, 313 insertions, 313 deletions
diff --git a/tex/context/base/strc-pag.lua b/tex/context/base/strc-pag.lua
index 63c77c1e6..f70d37d63 100644
--- a/tex/context/base/strc-pag.lua
+++ b/tex/context/base/strc-pag.lua
@@ -1,313 +1,313 @@
-if not modules then modules = { } end modules ['strc-pag'] = {
- version = 1.001,
- comment = "companion to strc-pag.mkiv",
- author = "Hans Hagen, PRAGMA-ADE, Hasselt NL",
- copyright = "PRAGMA ADE / ConTeXt Development Team",
- license = "see context related readme files"
-}
-
-local texcount = tex.count
-
-local allocate, mark = utilities.storage.allocate, utilities.storage.mark
-
-local trace_pages = false trackers.register("structures.pages", function(v) trace_pages = v end)
-
-local report_pages = logs.reporter("structure","pages")
-
-local structures = structures
-
-local helpers = structures.helpers
-local sections = structures.sections
-local pages = structures.pages
-local sets = structures.sets
-local counters = structures.counters
-
-local counterdata = counters.data
-
-local variables = interfaces.variables
-local context = context
-
-local processors = typesetters.processors
-local applyprocessor = processors.apply
-local startapplyprocessor = processors.startapply
-local stopapplyprocessor = processors.stopapply
-
--- storage
-
-local collected, tobesaved = allocate(), allocate()
-
-pages.collected = collected
-pages.tobesaved = tobesaved
-
-local function initializer()
- collected = pages.collected
- tobesaved = pages.tobesaved
-end
-
-job.register('structures.pages.collected', tobesaved, initializer)
-
-local specification = { } -- to be checked
-
-function pages.save(prefixdata,numberdata)
- local realpage, userpage = texcount.realpageno, texcount.userpageno
- if realpage > 0 then
- if trace_pages then
- report_pages("saving page %s.%s",realpage,userpage)
- end
- local data = {
- number = userpage,
- block = sections.currentblock(),
- prefixdata = prefixdata and helpers.simplify(prefixdata),
- numberdata = numberdata and helpers.simplify(numberdata),
- }
- tobesaved[realpage] = data
- if not collected[realpage] then
- collected[realpage] = data
- end
- elseif trace_pages then
- report_pages("not saving page %s.%s",realpage,userpage)
- end
-end
-
--- We can set the pagenumber but as it only get incremented in the page
--- builder we have to make sure it starts at least at 1.
-
-function counters.specials.userpage()
- local r = texcount.realpageno
- if r > 0 then
- local t = tobesaved[r]
- if t then
- t.number = texcount.userpageno
- if trace_pages then
- report_pages("forcing pagenumber of realpage %s to %s",r,t.number)
- end
- return
- end
- end
- local u = texcount.userpageno
- if u == 0 then
- if trace_pages then
- report_pages("forcing pagenumber of realpage %s to %s (probably a bug)",r,1)
- end
- counters.setvalue("userpage",1)
- texcount.userpageno = 1
- end
-end
-
-local f_convert = string.formatters["\\convertnumber{%s}{%s}"]
-
-local function convertnumber(str,n)
- return f_convert(str or "numbers",n)
-end
-
-function pages.number(realdata,pagespec)
- local userpage, block = realdata.number, realdata.block or "" -- sections.currentblock()
- local numberspec = realdata.numberdata
- local conversionset = (pagespec and pagespec.conversionset ~= "" and pagespec.conversionset) or (numberspec and numberspec.conversionset ~= "" and numberspec.conversionset) or ""
- local conversion = (pagespec and pagespec.conversion ~= "" and pagespec.conversion ) or (numberspec and numberspec.conversion ~= "" and numberspec.conversion ) or ""
- local starter = (pagespec and pagespec.starter ~= "" and pagespec.starter ) or (numberspec and numberspec.starter ~= "" and numberspec.starter ) or ""
- local stopper = (pagespec and pagespec.stopper ~= "" and pagespec.stopper ) or (numberspec and numberspec.stopper ~= "" and numberspec.stopper ) or ""
- if starter ~= "" then
- applyprocessor(starter)
- end
- if conversion ~= "" then
- context.convertnumber(conversion,userpage)
- else
- if conversionset == "" then conversionset = "default" end
- local theconversion = sets.get("structure:conversions",block,conversionset,1,"numbers") -- to be checked: 1
- local data = startapplyprocessor(theconversion)
- context.convertnumber(data or "number",userpage)
- stopapplyprocessor()
- end
- if stopper ~= "" then
- applyprocessors(stopper)
- end
-end
-
--- (pagespec.prefix == yes|unset) and (pages.prefix == yes) => prefix
-
-function pages.analyze(entry,pagespecification)
- -- safeguard
- if not entry then
- return false, false, "no entry"
- end
- local references = entry.references
- if not references then
- return false, false, "no references"
- end
- local pagedata = references.pagedata -- sometimes resolved (external)
- if not pagedata then
- local realpage = references.realpage
- if realpage then
- pagedata = collected[realpage]
- else
- return false, false, "no realpage"
- end
- end
- if not pagedata then
- return false, false, "no pagedata"
- end
- local sectiondata = references.sectiondata -- sometimes resolved (external)
- if not sectiondata then
- local section = references.section
- if section then
- sectiondata = sections.collected[section]
- else
- return pagedata, false, "no section"
- end
- end
- if not sectiondata then
- return pagedata, false, "no sectiondata"
- end
- local no = variables.no
- -- local preferences
- if pagespecification and pagespecification.prefix == no then
- return pagedata, false, "current spec blocks prefix"
- end
- -- stored preferences
- -- if entry.prefix == no then
- -- return pagedata, false, "entry blocks prefix"
- -- end
- -- stored page state
- pagespecification = pagedata.prefixdata
- if pagespecification and pagespecification.prefix == no then
- return pagedata, false, "pagedata blocks prefix"
- end
- -- final verdict
- return pagedata, sectiondata, "okay"
-end
-
-function helpers.page(data,pagespec)
- if data then
- local pagedata = pages.analyze(data,pagespec)
- if pagedata then
- pages.number(pagedata,pagespec)
- end
- end
-end
-
-function helpers.prefixpage(data,prefixspec,pagespec)
- if data then
- local pagedata, prefixdata, e = pages.analyze(data,pagespec)
- if pagedata then
- if prefixdata then
- sections.typesetnumber(prefixdata,"prefix",prefixspec or false,prefixdata or false,pagedata.prefixdata or false)
- end
- pages.number(pagedata,pagespec)
- end
- end
-end
-
-function helpers.prefixlastpage(data,prefixspec,pagespec)
- if data then
- local r = data.references
- local ls, lr = r.section, r.realpage
- r.section, r.realpage = r.lastsection or r.section, r.lastrealpage or r.realpage
- helpers.prefixpage(data,prefixspec,pagespec)
- r.section, r.realpage = ls, lr
- end
-end
-
---
-
-function helpers.analyze(entry,specification)
- -- safeguard
- if not entry then
- return false, false, "no entry"
- end
- local yes, no = variables.yes, variables.no
- -- section data
- local references = entry.references
- if not references then
- return entry, false, "no references"
- end
- local section = references.section
- if not section then
- return entry, false, "no section"
- end
- local sectiondata = sections.collected[references.section]
- if not sectiondata then
- return entry, false, "no section data"
- end
- -- local preferences
- if specification and specification.prefix == no then
- return entry, false, "current spec blocks prefix"
- end
- -- stored preferences (not used)
- local prefixdata = entry.prefixdata
- if prefixdata and prefixdata.prefix == no then
- return entry, false, "entry blocks prefix"
- end
- -- final verdict
- return entry, sectiondata, "okay"
-end
-
-function helpers.prefix(data,prefixspec)
- if data then
- local _, prefixdata, status = helpers.analyze(data,prefixspec)
- if prefixdata then
- sections.typesetnumber(prefixdata,"prefix",prefixspec or false,data.prefixdata or false,prefixdata or false)
- end
- end
-end
-
-function pages.is_odd(n)
- n = n or texcount.realpageno
- if texcount.pagenoshift % 2 == 0 then
- return n % 2 == 0
- else
- return n % 2 ~= 0
- end
-end
-
--- move to strc-pag.lua
-
-function counters.analyze(name,counterspecification)
- local cd = counterdata[name]
- -- safeguard
- if not cd then
- return false, false, "no counter data"
- end
- -- section data
- local sectiondata = sections.current()
- if not sectiondata then
- return cd, false, "not in section"
- end
- local references = sectiondata.references
- if not references then
- return cd, false, "no references"
- end
- local section = references.section
- if not section then
- return cd, false, "no section"
- end
- sectiondata = sections.collected[references.section]
- if not sectiondata then
- return cd, false, "no section data"
- end
- -- local preferences
- local no = variables.no
- if counterspecification and counterspecification.prefix == no then
- return cd, false, "current spec blocks prefix"
- end
- -- stored preferences (not used)
- if cd.prefix == no then
- return cd, false, "entry blocks prefix"
- end
- -- sectioning
- -- if sectiondata.prefix == no then
- -- return false, false, "sectiondata blocks prefix"
- -- end
- -- final verdict
- return cd, sectiondata, "okay"
-end
-
-function sections.prefixedconverted(name,prefixspec,numberspec)
- local cd, prefixdata, result = counters.analyze(name,prefixspec)
- if cd then
- if prefixdata then
- sections.typesetnumber(prefixdata,"prefix",prefixspec or false,cd or false)
- end
- counters.converted(name,numberspec)
- end
-end
+if not modules then modules = { } end modules ['strc-pag'] = {
+ version = 1.001,
+ comment = "companion to strc-pag.mkiv",
+ author = "Hans Hagen, PRAGMA-ADE, Hasselt NL",
+ copyright = "PRAGMA ADE / ConTeXt Development Team",
+ license = "see context related readme files"
+}
+
+local texcount = tex.count
+
+local allocate, mark = utilities.storage.allocate, utilities.storage.mark
+
+local trace_pages = false trackers.register("structures.pages", function(v) trace_pages = v end)
+
+local report_pages = logs.reporter("structure","pages")
+
+local structures = structures
+
+local helpers = structures.helpers
+local sections = structures.sections
+local pages = structures.pages
+local sets = structures.sets
+local counters = structures.counters
+
+local counterdata = counters.data
+
+local variables = interfaces.variables
+local context = context
+
+local processors = typesetters.processors
+local applyprocessor = processors.apply
+local startapplyprocessor = processors.startapply
+local stopapplyprocessor = processors.stopapply
+
+-- storage
+
+local collected, tobesaved = allocate(), allocate()
+
+pages.collected = collected
+pages.tobesaved = tobesaved
+
+local function initializer()
+ collected = pages.collected
+ tobesaved = pages.tobesaved
+end
+
+job.register('structures.pages.collected', tobesaved, initializer)
+
+local specification = { } -- to be checked
+
+function pages.save(prefixdata,numberdata)
+ local realpage, userpage = texcount.realpageno, texcount.userpageno
+ if realpage > 0 then
+ if trace_pages then
+ report_pages("saving page %s.%s",realpage,userpage)
+ end
+ local data = {
+ number = userpage,
+ block = sections.currentblock(),
+ prefixdata = prefixdata and helpers.simplify(prefixdata),
+ numberdata = numberdata and helpers.simplify(numberdata),
+ }
+ tobesaved[realpage] = data
+ if not collected[realpage] then
+ collected[realpage] = data
+ end
+ elseif trace_pages then
+ report_pages("not saving page %s.%s",realpage,userpage)
+ end
+end
+
+-- We can set the pagenumber but as it only get incremented in the page
+-- builder we have to make sure it starts at least at 1.
+
+function counters.specials.userpage()
+ local r = texcount.realpageno
+ if r > 0 then
+ local t = tobesaved[r]
+ if t then
+ t.number = texcount.userpageno
+ if trace_pages then
+ report_pages("forcing pagenumber of realpage %s to %s",r,t.number)
+ end
+ return
+ end
+ end
+ local u = texcount.userpageno
+ if u == 0 then
+ if trace_pages then
+ report_pages("forcing pagenumber of realpage %s to %s (probably a bug)",r,1)
+ end
+ counters.setvalue("userpage",1)
+ texcount.userpageno = 1
+ end
+end
+
+local f_convert = string.formatters["\\convertnumber{%s}{%s}"]
+
+local function convertnumber(str,n)
+ return f_convert(str or "numbers",n)
+end
+
+function pages.number(realdata,pagespec)
+ local userpage, block = realdata.number, realdata.block or "" -- sections.currentblock()
+ local numberspec = realdata.numberdata
+ local conversionset = (pagespec and pagespec.conversionset ~= "" and pagespec.conversionset) or (numberspec and numberspec.conversionset ~= "" and numberspec.conversionset) or ""
+ local conversion = (pagespec and pagespec.conversion ~= "" and pagespec.conversion ) or (numberspec and numberspec.conversion ~= "" and numberspec.conversion ) or ""
+ local starter = (pagespec and pagespec.starter ~= "" and pagespec.starter ) or (numberspec and numberspec.starter ~= "" and numberspec.starter ) or ""
+ local stopper = (pagespec and pagespec.stopper ~= "" and pagespec.stopper ) or (numberspec and numberspec.stopper ~= "" and numberspec.stopper ) or ""
+ if starter ~= "" then
+ applyprocessor(starter)
+ end
+ if conversion ~= "" then
+ context.convertnumber(conversion,userpage)
+ else
+ if conversionset == "" then conversionset = "default" end
+ local theconversion = sets.get("structure:conversions",block,conversionset,1,"numbers") -- to be checked: 1
+ local data = startapplyprocessor(theconversion)
+ context.convertnumber(data or "number",userpage)
+ stopapplyprocessor()
+ end
+ if stopper ~= "" then
+ applyprocessors(stopper)
+ end
+end
+
+-- (pagespec.prefix == yes|unset) and (pages.prefix == yes) => prefix
+
+function pages.analyze(entry,pagespecification)
+ -- safeguard
+ if not entry then
+ return false, false, "no entry"
+ end
+ local references = entry.references
+ if not references then
+ return false, false, "no references"
+ end
+ local pagedata = references.pagedata -- sometimes resolved (external)
+ if not pagedata then
+ local realpage = references.realpage
+ if realpage then
+ pagedata = collected[realpage]
+ else
+ return false, false, "no realpage"
+ end
+ end
+ if not pagedata then
+ return false, false, "no pagedata"
+ end
+ local sectiondata = references.sectiondata -- sometimes resolved (external)
+ if not sectiondata then
+ local section = references.section
+ if section then
+ sectiondata = sections.collected[section]
+ else
+ return pagedata, false, "no section"
+ end
+ end
+ if not sectiondata then
+ return pagedata, false, "no sectiondata"
+ end
+ local no = variables.no
+ -- local preferences
+ if pagespecification and pagespecification.prefix == no then
+ return pagedata, false, "current spec blocks prefix"
+ end
+ -- stored preferences
+ -- if entry.prefix == no then
+ -- return pagedata, false, "entry blocks prefix"
+ -- end
+ -- stored page state
+ pagespecification = pagedata.prefixdata
+ if pagespecification and pagespecification.prefix == no then
+ return pagedata, false, "pagedata blocks prefix"
+ end
+ -- final verdict
+ return pagedata, sectiondata, "okay"
+end
+
+function helpers.page(data,pagespec)
+ if data then
+ local pagedata = pages.analyze(data,pagespec)
+ if pagedata then
+ pages.number(pagedata,pagespec)
+ end
+ end
+end
+
+function helpers.prefixpage(data,prefixspec,pagespec)
+ if data then
+ local pagedata, prefixdata, e = pages.analyze(data,pagespec)
+ if pagedata then
+ if prefixdata then
+ sections.typesetnumber(prefixdata,"prefix",prefixspec or false,prefixdata or false,pagedata.prefixdata or false)
+ end
+ pages.number(pagedata,pagespec)
+ end
+ end
+end
+
+function helpers.prefixlastpage(data,prefixspec,pagespec)
+ if data then
+ local r = data.references
+ local ls, lr = r.section, r.realpage
+ r.section, r.realpage = r.lastsection or r.section, r.lastrealpage or r.realpage
+ helpers.prefixpage(data,prefixspec,pagespec)
+ r.section, r.realpage = ls, lr
+ end
+end
+
+--
+
+function helpers.analyze(entry,specification)
+ -- safeguard
+ if not entry then
+ return false, false, "no entry"
+ end
+ local yes, no = variables.yes, variables.no
+ -- section data
+ local references = entry.references
+ if not references then
+ return entry, false, "no references"
+ end
+ local section = references.section
+ if not section then
+ return entry, false, "no section"
+ end
+ local sectiondata = sections.collected[references.section]
+ if not sectiondata then
+ return entry, false, "no section data"
+ end
+ -- local preferences
+ if specification and specification.prefix == no then
+ return entry, false, "current spec blocks prefix"
+ end
+ -- stored preferences (not used)
+ local prefixdata = entry.prefixdata
+ if prefixdata and prefixdata.prefix == no then
+ return entry, false, "entry blocks prefix"
+ end
+ -- final verdict
+ return entry, sectiondata, "okay"
+end
+
+function helpers.prefix(data,prefixspec)
+ if data then
+ local _, prefixdata, status = helpers.analyze(data,prefixspec)
+ if prefixdata then
+ sections.typesetnumber(prefixdata,"prefix",prefixspec or false,data.prefixdata or false,prefixdata or false)
+ end
+ end
+end
+
+function pages.is_odd(n)
+ n = n or texcount.realpageno
+ if texcount.pagenoshift % 2 == 0 then
+ return n % 2 == 0
+ else
+ return n % 2 ~= 0
+ end
+end
+
+-- move to strc-pag.lua
+
+function counters.analyze(name,counterspecification)
+ local cd = counterdata[name]
+ -- safeguard
+ if not cd then
+ return false, false, "no counter data"
+ end
+ -- section data
+ local sectiondata = sections.current()
+ if not sectiondata then
+ return cd, false, "not in section"
+ end
+ local references = sectiondata.references
+ if not references then
+ return cd, false, "no references"
+ end
+ local section = references.section
+ if not section then
+ return cd, false, "no section"
+ end
+ sectiondata = sections.collected[references.section]
+ if not sectiondata then
+ return cd, false, "no section data"
+ end
+ -- local preferences
+ local no = variables.no
+ if counterspecification and counterspecification.prefix == no then
+ return cd, false, "current spec blocks prefix"
+ end
+ -- stored preferences (not used)
+ if cd.prefix == no then
+ return cd, false, "entry blocks prefix"
+ end
+ -- sectioning
+ -- if sectiondata.prefix == no then
+ -- return false, false, "sectiondata blocks prefix"
+ -- end
+ -- final verdict
+ return cd, sectiondata, "okay"
+end
+
+function sections.prefixedconverted(name,prefixspec,numberspec)
+ local cd, prefixdata, result = counters.analyze(name,prefixspec)
+ if cd then
+ if prefixdata then
+ sections.typesetnumber(prefixdata,"prefix",prefixspec or false,cd or false)
+ end
+ counters.converted(name,numberspec)
+ end
+end
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