diff options
Diffstat (limited to 'tex/context/base/m-database.lua')
| -rw-r--r-- | tex/context/base/m-database.lua | 81 |
1 files changed, 38 insertions, 43 deletions
diff --git a/tex/context/base/m-database.lua b/tex/context/base/m-database.lua index 47854daa0..91e9636ee 100644 --- a/tex/context/base/m-database.lua +++ b/tex/context/base/m-database.lua @@ -6,20 +6,22 @@ if not modules then modules = { } end modules ['m-database'] = { license = "see context related readme files" } -local sub, gmatch, format = string.sub, string.gmatch, string.format +local sub, gmatch = string.sub, string.gmatch local concat = table.concat local lpegpatterns, lpegmatch, lpegsplitat = lpeg.patterns, lpeg.match, lpeg.splitat -local lpegP, lpegC, lpegS, lpegCt = lpeg.P, lpeg.C, lpeg.S, lpeg.Ct +local lpegP, lpegC, lpegS, lpegCt, lpegCc, lpegCs = lpeg.P, lpeg.C, lpeg.S, lpeg.Ct, lpeg.Cc, lpeg.Cs local stripstring = string.strip +moduledata.database = moduledata.database or { } +moduledata.database.csv = moduledata.database.csv or { } + -- One also needs to enable context.trace, here we only plug in some code (maybe -- some day this tracker will also toggle the main context tracer. -local trace_flush = false trackers.register("module.database.flush", function(v) trace_flush = v end) - +local trace_flush = false trackers.register("module.database.flush", function(v) trace_flush = v end) local report_database = logs.reporter("database") -buffers.database = buffers.database or { } +local context = context local l_tab = lpegpatterns.tab local l_space = lpegpatterns.space @@ -36,7 +38,7 @@ local separators = { -- not interfaced spaces = l_space^1, } -function buffers.database.process(settings) +function moduledata.database.csv.process(settings) local data if settings.type == "file" then local filename = resolvers.finders.byscheme("any",settings.database) @@ -46,6 +48,8 @@ function buffers.database.process(settings) data = buffers.getlines(settings.database) end if data and #data > 0 then + local catcodes = tonumber(settings.catcodes) or tex.catcodetable + context.pushcatcodes(catcodes) if trace_flush then context.pushlogger(report_database) end @@ -55,7 +59,7 @@ function buffers.database.process(settings) local left, right = settings.left or "", settings.right or "" local setups = settings.setups or "" local strip = settings.strip == v_yes or false - local command = settings.command + local command = settings.command or "" separatorchar = (not separatorchar and ",") or separators[separatorchar] or separatorchar local separator = type(separatorchar) == "string" and lpegS(separatorchar) or separatorchar local whatever = lpegC((1 - separator)^0) @@ -63,7 +67,7 @@ function buffers.database.process(settings) local quotedata = nil for chr in gmatch(quotechar,".") do local quotechar = lpegP(chr) - local quoteword = l_space^0 * quotechar * lpegC((1 - quotechar)^0) * quotechar * l_space^0 + local quoteword = lpegCs(((l_space^0 * quotechar)/"") * (1 - quotechar)^0 * ((quotechar * l_space^0)/"")) if quotedata then quotedata = quotedata + quoteword else @@ -73,12 +77,34 @@ function buffers.database.process(settings) whatever = quotedata + whatever end local checker = commentchar ~= "" and lpegS(commentchar) - local splitter = lpegCt(whatever * (separator * whatever)^0) + if strip then + whatever = whatever / stripstring + end + if left ~= "" then + whatever = lpegCc(left) * whatever + end + if right ~= "" then + whatever = whatever * lpegCc(right) + end + if command ~= "" then + whatever = lpegCc("{") * whatever * lpegCc("}") + end + whatever = whatever * (separator/"" * whatever)^0 + if first ~= "" then + whatever = lpegCc(first) * whatever + end + if last ~= "" then + whatever = whatever * lpegCc(last) + end + if command ~= "" then + whatever = lpegCs(lpegCc(command) * whatever) + else + whatever = lpegCs(whatever) + end local found = false for i=1,#data do local line = data[i] if not lpegmatch(l_empty,line) and (not checker or not lpegmatch(checker,line)) then - local list = lpegmatch(splitter,line) if not found then if setups ~= "" then context.begingroup() @@ -87,39 +113,7 @@ function buffers.database.process(settings) context(before) found = true end - if trace_flush then - local result, r = { }, 0 - r = r + 1 ; result[r] = first - for j=1,#list do - local str = strip and stripstring(list[j]) or list[j] - r = r + 1 ; result[r] = left - if command == "" then - r = r + 1 ; result[r] = str - else - r = r + 1 ; result[r] = command - r = r + 1 ; result[r] = "{" - r = r + 1 ; result[r] = str - r = r + 1 ; result[r] = "}" - end - r = r + 1 ; result[r] = right - end - r = r + 1 ; result[r] = last - context(concat(result)) - else - context(first) - for j=1,#list do - local str = strip and stripstring(list[j]) or list[j] - context(left) - if command == "" then - context(str) - else - context(command) - context(false,str) - end - context(right) - end - context(last) - end + context(lpegmatch(whatever,line)) end end if found then @@ -128,6 +122,7 @@ function buffers.database.process(settings) context.endgroup() end end + context.popcatcodes() if trace_flush then context.poplogger() end |