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authorKarl Berry <karl@freefriends.org>2016-04-22 22:14:39 +0000
committerKarl Berry <karl@freefriends.org>2016-04-22 22:14:39 +0000
commitfc4466b32ed330a956ac603b00fd145524cff49a (patch)
tree2c50e2b8de13aa9233b2c76dffe201558f169e86 /Master/texmf-dist/tex/context/base/font-syn.lua
parent50e2368597d5f6fe2057195d0ae6a9f2044923e4 (diff)
context (22apr16)
git-svn-id: svn://tug.org/texlive/trunk@40691 c570f23f-e606-0410-a88d-b1316a301751
Diffstat (limited to 'Master/texmf-dist/tex/context/base/font-syn.lua')
-rw-r--r--Master/texmf-dist/tex/context/base/font-syn.lua2116
1 files changed, 0 insertions, 2116 deletions
diff --git a/Master/texmf-dist/tex/context/base/font-syn.lua b/Master/texmf-dist/tex/context/base/font-syn.lua
deleted file mode 100644
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--- a/Master/texmf-dist/tex/context/base/font-syn.lua
+++ /dev/null
@@ -1,2116 +0,0 @@
-if not modules then modules = { } end modules ['font-syn'] = {
- version = 1.001,
- comment = "companion to font-ini.mkiv",
- author = "Hans Hagen, PRAGMA-ADE, Hasselt NL",
- copyright = "PRAGMA ADE / ConTeXt Development Team",
- license = "see context related readme files"
-}
-
--- todo: subs in lookups requests
-
-local next, tonumber, type, tostring = next, tonumber, type, tostring
-local sub, gsub, lower, match, find, lower, upper = string.sub, string.gsub, string.lower, string.match, string.find, string.lower, string.upper
-local find, gmatch = string.find, string.gmatch
-local concat, sort, format = table.concat, table.sort, string.format
-local serialize, sortedhash = table.serialize, table.sortedhash
-local lpegmatch = lpeg.match
-local unpack = unpack or table.unpack
-local formatters, topattern = string.formatters, string.topattern
-
-local allocate = utilities.storage.allocate
-local sparse = utilities.storage.sparse
-local setmetatableindex = table.setmetatableindex
-
-local removesuffix = file.removesuffix
-local splitbase = file.splitbase
-local splitname = file.splitname
-local basename = file.basename
-local nameonly = file.nameonly
-local pathpart = file.pathpart
-local filejoin = file.join
-local is_qualified_path = file.is_qualified_path
-local exists = io.exists
-
-local findfile = resolvers.findfile
-local cleanpath = resolvers.cleanpath
-local resolveprefix = resolvers.resolve
-
-local fontloader = fontloader
-local font_to_table = fontloader.to_table
-local open_font = fontloader.open
-local get_font_info = fontloader.info
-local close_font = fontloader.close
-local font_fields = fontloader.fields
-
-local settings_to_hash = utilities.parsers.settings_to_hash_tolerant
-
-local trace_names = false trackers.register("fonts.names", function(v) trace_names = v end)
-local trace_warnings = false trackers.register("fonts.warnings", function(v) trace_warnings = v end)
-local trace_specifications = false trackers.register("fonts.specifications", function(v) trace_specifications = v end)
-
-local report_names = logs.reporter("fonts","names")
-
---[[ldx--
-<p>This module implements a name to filename resolver. Names are resolved
-using a table that has keys filtered from the font related files.</p>
---ldx]]--
-
-fonts = fonts or { } -- also used elsewhere
-
-local names = fonts.names or allocate { }
-fonts.names = names
-
-local filters = names.filters or { }
-names.filters = filters
-
-local treatments = fonts.treatments or { }
-fonts.treatments = treatments
-
-names.data = names.data or allocate { }
-
-names.version = 1.123
-names.basename = "names"
-names.saved = false
-names.loaded = false
-names.be_clever = true
-names.enabled = true
-names.cache = containers.define("fonts","data",names.version,true)
-
-local usesystemfonts = true
-local autoreload = true
-
-directives.register("fonts.autoreload", function(v) autoreload = toboolean(v) end)
-directives.register("fonts.usesystemfonts", function(v) usesystemfonts = toboolean(v) end)
-
---[[ldx--
-<p>A few helpers.</p>
---ldx]]--
-
-local P, C, Cc, Cs = lpeg.P, lpeg.C, lpeg.Cc, lpeg.Cs
-
--- -- what to do with these -- --
---
--- thin -> thin
---
--- regu -> regular -> normal
--- norm -> normal -> normal
--- stan -> standard -> normal
--- medi -> medium
--- ultr -> ultra
--- ligh -> light
--- heav -> heavy
--- blac -> black
--- thin
--- book
--- verylight
---
--- buch -> book
--- buchschrift -> book
--- halb -> demi
--- halbfett -> demi
--- mitt -> medium
--- mittel -> medium
--- fett -> bold
--- mage -> light
--- mager -> light
--- nord -> normal
--- gras -> normal
-
-local weights = Cs ( -- not extra
- P("demibold")
- + P("semibold")
- + P("mediumbold")
- + P("ultrabold")
- + P("extrabold")
- + P("ultralight")
- + P("extralight")
- + P("bold")
- + P("demi")
- + P("semi")
- + P("light")
- + P("medium")
- + P("heavy")
- + P("ultra")
- + P("black")
---+ P("bol") / "bold" -- blocks
- + P("bol")
- + P("regular") / "normal"
-)
-
--- numeric_weights = {
--- 200 = "extralight",
--- 300 = "light",
--- 400 = "book",
--- 500 = "medium",
--- 600 = "demi",
--- 700 = "bold",
--- 800 = "heavy",
--- 900 = "black",
--- }
-
-local normalized_weights = sparse {
- regular = "normal",
-}
-
-local styles = Cs (
- P("reverseoblique") / "reverseitalic"
- + P("regular") / "normal"
- + P("italic")
- + P("oblique") / "italic"
- + P("slanted")
- + P("roman") / "normal"
- + P("ital") / "italic" -- might be tricky
- + P("ita") / "italic" -- might be tricky
---+ P("obli") / "oblique"
-)
-
-local normalized_styles = sparse {
- reverseoblique = "reverseitalic",
- regular = "normal",
- oblique = "italic",
-}
-
-local widths = Cs(
- P("condensed")
- + P("thin")
- + P("expanded")
- + P("cond") / "condensed"
---+ P("expa") / "expanded"
- + P("normal")
- + P("book") / "normal"
-)
-
-local normalized_widths = sparse()
-
-local variants = Cs( -- fax casual
- P("smallcaps")
- + P("oldstyle")
- + P("caps") / "smallcaps"
-)
-
-local normalized_variants = sparse()
-
-names.knownweights = {
- "black",
- "bold",
- "demi",
- "demibold",
- "extrabold",
- "heavy",
- "light",
- "medium",
- "mediumbold",
- "normal",
- "regular",
- "semi",
- "semibold",
- "ultra",
- "ultrabold",
- "ultralight",
-}
-
-names.knownstyles = {
- "italic",
- "normal",
- "oblique",
- "regular",
- "reverseitalic",
- "reverseoblique",
- "roman",
- "slanted",
-}
-
-names.knownwidths = {
- "book",
- "condensed",
- "expanded",
- "normal",
- "thin",
-}
-
-names.knownvariants = {
- "normal",
- "oldstyle",
- "smallcaps",
-}
-
-local remappedweights = {
- [""] = "normal",
- ["bol"] = "bold",
-}
-
-local remappedstyles = {
- [""] = "normal",
-}
-
-local remappedwidths = {
- [""] = "normal",
-}
-
-local remappedvariants = {
- [""] = "normal",
-}
-
-names.remappedweights = remappedweights setmetatableindex(remappedweights ,"self")
-names.remappedstyles = remappedstyles setmetatableindex(remappedstyles ,"self")
-names.remappedwidths = remappedwidths setmetatableindex(remappedwidths ,"self")
-names.remappedvariants = remappedvariants setmetatableindex(remappedvariants,"self")
-
-local any = P(1)
-
-local analyzed_table
-
-local analyzer = Cs (
- (
- weights / function(s) analyzed_table[1] = s return "" end
- + styles / function(s) analyzed_table[2] = s return "" end
- + widths / function(s) analyzed_table[3] = s return "" end
- + variants / function(s) analyzed_table[4] = s return "" end
- + any
- )^0
-)
-
-local splitter = lpeg.splitat("-")
-
-function names.splitspec(askedname)
- local name, weight, style, width, variant = lpegmatch(splitter,askedname)
- weight = weight and lpegmatch(weights, weight) or weight
- style = style and lpegmatch(styles, style) or style
- width = width and lpegmatch(widths, width) or width
- variant = variant and lpegmatch(variants,variant) or variant
- if trace_names then
- report_names("requested name %a split in name %a, weight %a, style %a, width %a and variant %a",
- askedname,name,weight,style,width,variant)
- end
- if not weight or not weight or not width or not variant then
- weight, style, width, variant = weight or "normal", style or "normal", width or "normal", variant or "normal"
- if trace_names then
- report_names("request %a normalized to '%s-%s-%s-%s-%s'",
- askedname,name,weight,style,width,variant)
- end
- end
- return name or askedname, weight, style, width, variant
-end
-
-local function analyzespec(somename)
- if somename then
- analyzed_table = { }
- local name = lpegmatch(analyzer,somename)
- return name, analyzed_table[1], analyzed_table[2], analyzed_table[3], analyzed_table[4]
- end
-end
-
---[[ldx--
-<p>It would make sense to implement the filters in the related modules,
-but to keep the overview, we define them here.</p>
---ldx]]--
-
-filters.otf = get_font_info
-filters.ttf = get_font_info
-filters.ttc = get_font_info
-filters.dfont = get_font_info
-
--- We had this as temporary solution because we needed a bit more info but in the
--- meantime it got an interesting side effect: currently luatex delays loading of e.g.
--- glyphs so here we first load and then discard which is a waste. In the past it did
--- free memory because a full load was done. One of these things that goes unnoticed.
---
--- missing: names, units_per_em, design_range_bottom, design_range_top, design_size,
--- pfminfo, top_side_bearing
-
--- local function get_full_info(...) -- check with taco what we get / could get
--- local ff = open_font(...)
--- if ff then
--- local d = ff -- and font_to_table(ff)
--- d.glyphs, d.subfonts, d.gpos, d.gsub, d.lookups = nil, nil, nil, nil, nil
--- close_font(ff)
--- return d
--- else
--- return nil, "error in loading font"
--- end
--- end
-
--- Phillip suggested this faster variant but it's still a hack as fontloader.info should
--- return these keys/values (and maybe some more) but at least we close the loader which
--- might save some memory in the end.
-
--- local function get_full_info(name)
--- local ff = open_font(name)
--- if ff then
--- local fields = table.tohash(font_fields(ff),true) -- isn't that one stable
--- local d = {
--- names = fields.names and ff.names,
--- familyname = fields.familyname and ff.familyname,
--- fullname = fields.fullname and ff.fullname,
--- fontname = fields.fontname and ff.fontname,
--- weight = fields.weight and ff.weight,
--- italicangle = fields.italicangle and ff.italicangle,
--- units_per_em = fields.units_per_em and ff.units_per_em,
--- design_range_bottom = fields.design_range_bottom and ff.design_range_bottom,
--- design_range_top = fields.design_range_top and ff.design_range_top,
--- design_size = fields.design_size and ff.design_size,
--- italicangle = fields.italicangle and ff.italicangle,
--- pfminfo = fields.pfminfo and ff.pfminfo,
--- top_side_bearing = fields.top_side_bearing and ff.top_side_bearing,
--- }
--- setmetatableindex(d,function(t,k)
--- report_names("warning, trying to access field %a in font table of %a",k,name)
--- end)
--- close_font(ff)
--- return d
--- else
--- return nil, "error in loading font"
--- end
--- end
-
--- more efficient:
-
-local fields = nil
-
-local function get_full_info(name)
- local ff = open_font(name)
- if ff then
- if not fields then
- fields = table.tohash(font_fields(ff),true)
- end
- -- unfortunately luatex aborts when a field is not available
- local d = {
- names = fields.names and ff.names,
- familyname = fields.familyname and ff.familyname,
- fullname = fields.fullname and ff.fullname,
- fontname = fields.fontname and ff.fontname,
- weight = fields.weight and ff.weight,
- italicangle = fields.italicangle and ff.italicangle,
- units_per_em = fields.units_per_em and ff.units_per_em,
- design_range_bottom = fields.design_range_bottom and ff.design_range_bottom,
- design_range_top = fields.design_range_top and ff.design_range_top,
- design_size = fields.design_size and ff.design_size,
- italicangle = fields.italicangle and ff.italicangle,
- pfminfo = fields.pfminfo and ff.pfminfo,
- top_side_bearing = fields.top_side_bearing and ff.top_side_bearing, -- not there
- }
- setmetatableindex(d,function(t,k)
- report_names("warning, trying to access field %a in font table of %a",k,name)
- end)
- close_font(ff)
- return d
- else
- return nil, "error in loading font"
- end
-end
-
--- As we have lazy loading anyway, this one still is full and with less code than
--- the previous one. But this depends on the garbage collector to kick in and in the
--- current version that somehow happens not that often (on my machine I end up with
--- soem 3 GB extra before that happens).
-
--- local function get_full_info(...)
--- local ff = open_font(...)
--- if ff then
--- local d = { } -- ff is userdata so [1] or # fails on it
--- setmetatableindex(d,ff)
--- return d -- garbage collection will do the close_font(ff)
--- else
--- return nil, "error in loading font"
--- end
--- end
-
-fontloader.fullinfo = get_full_info
-filters .otf = get_full_info
-filters .ttf = get_full_info
-
-function filters.afm(name)
- -- we could parse the afm file as well, and then report an error but
- -- it's not worth the trouble
- local pfbname = findfile(removesuffix(name)..".pfb","pfb") or ""
- if pfbname == "" then
- pfbname = findfile(nameonly(name)..".pfb","pfb") or ""
- end
- if pfbname ~= "" then
- local f = io.open(name)
- if f then
- local hash = { }
- for line in f:lines() do -- slow
- local key, value = match(line,"^(.+)%s+(.+)%s*$")
- if key and #key > 0 then
- hash[lower(key)] = value
- end
- if find(line,"StartCharMetrics",1,true) then
- break
- end
- end
- f:close()
- return hash
- end
- end
- return nil, "no matching pfb file"
-end
-
-function filters.pfb(name)
- return get_font_info(name)
-end
-
---[[ldx--
-<p>The scanner loops over the filters using the information stored in
-the file databases. Watch how we check not only for the names, but also
-for combination with the weight of a font.</p>
---ldx]]--
-
-filters.list = {
- "otf", "ttf", "ttc", "dfont", "afm",
- -- "ttc", "otf", "ttf", "dfont", "afm",
-}
-
-names.fontconfigfile = "fonts.conf" -- a bit weird format, bonus feature
-names.osfontdirvariable = "OSFONTDIR" -- the official way, in minimals etc
-
-filters.paths = { }
-filters.names = { }
-
-function names.getpaths(trace)
- local hash, result, r = { }, { }, 0
- local function collect(t,where)
- for i=1,#t do
- local v = cleanpath(t[i])
- v = gsub(v,"/+$","") -- not needed any more
- local key = lower(v)
- report_names("%a specifies path %a",where,v)
- if not hash[key] then
- r = r + 1
- result[r] = v
- hash[key] = true
- end
- end
- end
- local path = names.osfontdirvariable or ""
- if path ~= "" then
- collect(resolvers.expandedpathlist(path),path)
- end
- if xml then
- local confname = resolvers.expansion("FONTCONFIG_FILE") or ""
- if confname == "" then
- confname = names.fontconfigfile or ""
- end
- if confname ~= "" then
- -- first look in the tex tree
- local name = findfile(confname,"fontconfig files") or ""
- if name == "" then
- -- after all, fontconfig is a unix thing
- name = filejoin("/etc",confname)
- if not lfs.isfile(name) then
- name = "" -- force quit
- end
- end
- if name ~= "" and lfs.isfile(name) then
- if trace_names then
- report_names("%s fontconfig file %a","loading",name)
- end
- local xmldata = xml.load(name)
- -- begin of untested mess
- xml.include(xmldata,"include","",true,function(incname)
- if not is_qualified_path(incname) then
- local path = pathpart(name) -- main name
- if path ~= "" then
- incname = filejoin(path,incname)
- end
- end
- if lfs.isfile(incname) then
- if trace_names then
- report_names("%s fontconfig file %a","merging included",incname)
- end
- return io.loaddata(incname)
- elseif trace_names then
- report_names("%s fontconfig file: %a","ignoring included",incname)
- end
- end)
- -- end of untested mess
- local fontdirs = xml.collect_texts(xmldata,"dir",true)
- if trace_names then
- report_names("%s dirs found in fontconfig",#fontdirs)
- end
- collect(fontdirs,"fontconfig file")
- end
- end
- end
- function names.getpaths()
- return result
- end
- return result
-end
-
-local function cleanname(name)
- return (gsub(lower(name),"[^%a%d]",""))
-end
-
-local function cleanfilename(fullname,defaultsuffix)
- local path, name, suffix = splitname(fullname)
- name = gsub(lower(name),"[^%a%d]","")
- if suffix and suffix ~= "" then
- return name .. ".".. suffix
- elseif defaultsuffix and defaultsuffix ~= "" then
- return name .. ".".. defaultsuffix
- else
- return name
- end
-end
-
-names.cleanname = cleanname
-names.cleanfilename = cleanfilename
-
-local function check_names(result)
- local names = result.names
- if names then
- for i=1,#names do
- local name = names[i]
- if name.lang == "English (US)" then
- return name.names
- end
- end
- end
-end
-
-local function walk_tree(pathlist,suffix,identify)
- if pathlist then
- for i=1,#pathlist do
- local path = pathlist[i]
- path = cleanpath(path .. "/")
- path = gsub(path,"/+","/")
- local pattern = path .. "**." .. suffix -- ** forces recurse
- report_names("globbing path %a",pattern)
- local t = dir.glob(pattern)
- sort(t,sorter)
- for j=1,#t do
- local completename = t[j]
- identify(completename,basename(completename),suffix,completename)
- end
- end
- end
-end
-
-local function check_name(data,result,filename,modification,suffix,subfont)
- -- shortcuts
- local specifications = data.specifications
- -- prepare
- local names = check_names(result)
- -- fetch
- local familyname = names and names.preffamilyname or result.familyname
- local fullname = names and names.fullname or result.fullname
- local fontname = result.fontname
- local subfamily = names and names.subfamily
- local modifiers = names and names.prefmodifiers
- local weight = names and names.weight or result.weight
- local italicangle = tonumber(result.italicangle)
- local subfont = subfont or nil
- local rawname = fullname or fontname or familyname
- local filebase = removesuffix(basename(filename))
- local cleanfilename = cleanname(filebase) -- for WS
- -- normalize
- familyname = familyname and cleanname(familyname)
- fullname = fullname and cleanname(fullname)
- fontname = fontname and cleanname(fontname)
- subfamily = subfamily and cleanname(subfamily)
- modifiers = modifiers and cleanname(modifiers)
- weight = weight and cleanname(weight)
- italicangle = italicangle == 0 and nil
- -- analyze
- local a_name, a_weight, a_style, a_width, a_variant = analyzespec(fullname or fontname or familyname)
- -- check
- local width = a_width
- local variant = a_variant
- local style = modifiers and gsub(modifiers,"[^%a]","")
- if not style and italicangle then
- style = "italic"
- end
- if not variant or variant == "" then
- variant = "normal"
- end
- if not weight or weight == "" then
- weight = a_weight
- end
- if not style or style == "" then
- style = a_style
- end
- if not familyname then
- familyname = a_name
- end
- fontname = fontname or fullname or familyname or filebase -- maybe cleanfilename
- fullname = fullname or fontname
- familyname = familyname or fontname
- -- we do these sparse
- local units = result.units_per_em or 1000 -- can be zero too
- local minsize = result.design_range_bottom or 0
- local maxsize = result.design_range_top or 0
- local designsize = result.design_size or 0
- local angle = result.italicangle or 0
- local pfminfo = result.pfminfo
- local pfmwidth = pfminfo and pfminfo.width or 0
- local pfmweight = pfminfo and pfminfo.weight or 0
- --
- specifications[#specifications + 1] = {
- filename = filename, -- unresolved
- cleanfilename = cleanfilename,
- format = lower(suffix),
- subfont = subfont,
- rawname = rawname,
- familyname = familyname,
- fullname = fullname,
- fontname = fontname,
- subfamily = subfamily,
- modifiers = modifiers,
- weight = weight,
- style = style,
- width = width,
- variant = variant,
- units = units ~= 1000 and units or nil,
- pfmwidth = pfmwidth ~= 0 and pfmwidth or nil,
- pfmweight = pfmweight ~= 0 and pfmweight or nil,
- angle = angle ~= 0 and angle or nil,
- minsize = minsize ~= 0 and minsize or nil,
- maxsize = maxsize ~= 0 and maxsize or nil,
- designsize = designsize ~= 0 and designsize or nil,
- modification = modification ~= 0 and modification or nil,
- }
--- inspect(filename)
--- inspect(result)
--- inspect(specifications[#specifications])
-end
-
-local function cleanupkeywords()
- local data = names.data
- local specifications = names.data.specifications
- if specifications then
- local weights = { }
- local styles = { }
- local widths = { }
- local variants = { }
- for i=1,#specifications do
- local s = specifications[i]
- -- fix (sofar styles are taken from the name, and widths from the specification)
- local _, b_weight, b_style, b_width, b_variant = analyzespec(s.weight)
- local _, c_weight, c_style, c_width, c_variant = analyzespec(s.style)
- local _, d_weight, d_style, d_width, d_variant = analyzespec(s.width)
- local _, e_weight, e_style, e_width, e_variant = analyzespec(s.variant)
- local _, f_weight, f_style, f_width, f_variant = analyzespec(s.fullname or "")
- local weight = b_weight or c_weight or d_weight or e_weight or f_weight or "normal"
- local style = b_style or c_style or d_style or e_style or f_style or "normal"
- local width = b_width or c_width or d_width or e_width or f_width or "normal"
- local variant = b_variant or c_variant or d_variant or e_variant or f_variant or "normal"
- weight = remappedweights [weight or ""]
- style = remappedstyles [style or ""]
- width = remappedwidths [width or ""]
- variant = remappedvariants[variant or ""]
- weights [weight ] = (weights [weight ] or 0) + 1
- styles [style ] = (styles [style ] or 0) + 1
- widths [width ] = (widths [width ] or 0) + 1
- variants[variant] = (variants[variant] or 0) + 1
- if weight ~= s.weight then
- s.fontweight = s.weight
- end
- s.weight, s.style, s.width, s.variant = weight, style, width, variant
- end
- local stats = data.statistics
- stats.used_weights, stats.used_styles, stats.used_widths, stats.used_variants = weights, styles, widths, variants
- end
-end
-
-local function collectstatistics()
- local data = names.data
- local specifications = data.specifications
- if specifications then
- local f_w = formatters["%i"]
- local f_a = formatters["%0.2f"]
- -- normal stuff
- local weights = { }
- local styles = { }
- local widths = { }
- local variants = { }
- -- weird stuff
- local angles = { }
- -- extra stuff
- local pfmweights = { } setmetatableindex(pfmweights,"table")
- local pfmwidths = { } setmetatableindex(pfmwidths, "table")
- -- main loop
- for i=1,#specifications do
- local s = specifications[i]
- -- normal stuff
- local weight = s.weight
- local style = s.style
- local width = s.width
- local variant = s.variant
- if weight then weights [weight ] = (weights [weight ] or 0) + 1 end
- if style then styles [style ] = (styles [style ] or 0) + 1 end
- if width then widths [width ] = (widths [width ] or 0) + 1 end
- if variant then variants[variant] = (variants[variant] or 0) + 1 end
- -- weird stuff
- local angle = f_a(tonumber(s.angle) or 0)
- angles[angle] = (angles[angles] or 0) + 1
- -- extra stuff
- local pfmweight = f_w(s.pfmweight or 0)
- local pfmwidth = f_w(s.pfmwidth or 0)
- local tweights = pfmweights[pfmweight]
- local twidths = pfmwidths [pfmwidth]
- tweights[pfmweight] = (tweights[pfmweight] or 0) + 1
- twidths[pfmwidth] = (twidths [pfmwidth] or 0) + 1
- end
- --
- local stats = data.statistics
- stats.weights = weights
- stats.styles = styles
- stats.widths = widths
- stats.variants = variants
- stats.angles = angles
- stats.pfmweights = pfmweights
- stats.pfmwidths = pfmwidths
- stats.fonts = #specifications
- --
- setmetatableindex(pfmweights,nil)
- setmetatableindex(pfmwidths, nil)
- --
- report_names("")
- report_names("weights")
- report_names("")
- report_names(formatters[" %T"](weights))
- report_names("")
- report_names("styles")
- report_names("")
- report_names(formatters[" %T"](styles))
- report_names("")
- report_names("widths")
- report_names("")
- report_names(formatters[" %T"](widths))
- report_names("")
- report_names("variants")
- report_names("")
- report_names(formatters[" %T"](variants))
- report_names("")
- report_names("angles")
- report_names("")
- report_names(formatters[" %T"](angles))
- report_names("")
- report_names("pfmweights")
- report_names("")
- for k, v in sortedhash(pfmweights) do
- report_names(formatters[" %-10s: %T"](k,v))
- end
- report_names("")
- report_names("pfmwidths")
- report_names("")
- for k, v in sortedhash(pfmwidths) do
- report_names(formatters[" %-10s: %T"](k,v))
- end
- report_names("")
- end
-end
-
-local function collecthashes()
- local data = names.data
- local mappings = data.mappings
- local fallbacks = data.fallbacks
- local specifications = data.specifications
- local nofmappings = 0
- local noffallbacks = 0
- if specifications then
- -- maybe multiple passes
- for index=1,#specifications do
- local s = specifications[index]
- local format, fullname, fontname, familyname, weight, subfamily = s.format, s.fullname, s.fontname, s.familyname, s.weight, s.subfamily
- local mf, ff = mappings[format], fallbacks[format]
- if fullname and not mf[fullname] then
- mf[fullname], nofmappings = index, nofmappings + 1
- end
- if fontname and not mf[fontname] then
- mf[fontname], nofmappings = index, nofmappings + 1
- end
- if familyname and weight and weight ~= sub(familyname,#familyname-#weight+1,#familyname) then
- local madename = familyname .. weight
- if not mf[madename] and not ff[madename] then
- ff[madename], noffallbacks = index, noffallbacks + 1
- end
- end
- if familyname and subfamily and subfamily ~= sub(familyname,#familyname-#subfamily+1,#familyname) then
- local extraname = familyname .. subfamily
- if not mf[extraname] and not ff[extraname] then
- ff[extraname], noffallbacks = index, noffallbacks + 1
- end
- end
- if familyname and not mf[familyname] and not ff[familyname] then
- ff[familyname], noffallbacks = index, noffallbacks + 1
- end
- end
- end
- return nofmappings, noffallbacks
-end
-
-local function collectfamilies()
- local data = names.data
- local specifications = data.specifications
- local families = data.families
- for index=1,#specifications do
- local familyname = specifications[index].familyname
- local family = families[familyname]
- if not family then
- families[familyname] = { index }
- else
- family[#family+1] = index
- end
- end
-end
-
-local function checkduplicate(where) -- fails on "Romantik" but that's a border case anyway
- local data = names.data
- local mapping = data[where]
- local specifications = data.specifications
- local loaded = { }
- if specifications and mapping then
- -- was: for _, m in sortedhash(mapping) do
- local order = filters.list
- for i=1,#order do
- local m = mapping[order[i]]
- for k, v in sortedhash(m) do
- local s = specifications[v]
- local hash = formatters["%s-%s-%s-%s-%s"](s.familyname,s.weight or "*",s.style or "*",s.width or "*",s.variant or "*")
- local h = loaded[hash]
- if h then
- local ok = true
- local fn = s.filename
- for i=1,#h do
- local hn = s.filename
- if h[i] == fn then
- ok = false
- break
- end
- end
- if ok then
- h[#h+1] = fn
- end
- else
- loaded[hash] = { s.filename }
- end
- end
- end
- end
- local n = 0
- for k, v in sortedhash(loaded) do
- local nv = #v
- if nv > 1 then
- if trace_warnings then
- report_names("lookup %a clashes with %a",k,v)
- end
- n = n + nv
- end
- end
- report_names("%a double lookups in %a",n,where)
-end
-
-local function checkduplicates()
- checkduplicate("mappings")
- checkduplicate("fallbacks")
-end
-
-local sorter = function(a,b)
- return a > b -- to be checked
-end
-
-local function sorthashes()
- local data = names.data
- local list = filters.list
- local mappings = data.mappings
- local fallbacks = data.fallbacks
- local sorted_mappings = { }
- local sorted_fallbacks = { }
- data.sorted_mappings = sorted_mappings
- data.sorted_fallbacks = sorted_fallbacks
- for i=1,#list do
- local l = list[i]
- sorted_mappings [l] = table.keys(mappings[l])
- sorted_fallbacks[l] = table.keys(fallbacks[l])
- sort(sorted_mappings [l],sorter)
- sort(sorted_fallbacks[l],sorter)
- end
- data.sorted_families = table.keys(data.families)
- sort(data.sorted_families,sorter)
-end
-
-local function unpackreferences()
- local data = names.data
- local specifications = data.specifications
- if specifications then
- for k, v in next, data.families do
- for i=1,#v do
- v[i] = specifications[v[i]]
- end
- end
- local mappings = data.mappings
- if mappings then
- for _, m in next, mappings do
- for k, v in next, m do
- m[k] = specifications[v]
- end
- end
- end
- local fallbacks = data.fallbacks
- if fallbacks then
- for _, f in next, fallbacks do
- for k, v in next, f do
- f[k] = specifications[v]
- end
- end
- end
- end
-end
-
-local function analyzefiles(olddata)
- if not trace_warnings then
- report_names("warnings are disabled (tracker 'fonts.warnings')")
- end
- local data = names.data
- local done = { }
- local totalnofread = 0
- local totalnofskipped = 0
- local totalnofduplicates = 0
- local nofread = 0
- local nofskipped = 0
- local nofduplicates = 0
- local skip_paths = filters.paths
- local skip_names = filters.names
- local specifications = data.specifications
- local oldindices = olddata and olddata.indices or { }
- local oldspecifications = olddata and olddata.specifications or { }
- local oldrejected = olddata and olddata.rejected or { }
- local treatmentdata = treatments.data or { } -- when used outside context
- local function identify(completename,name,suffix,storedname)
- local pathpart, basepart = splitbase(completename)
- nofread = nofread + 1
- local treatment = treatmentdata[completename] or treatmentdata[basepart]
- if treatment and treatment.ignored then
- if trace_names then
- report_names("%s font %a is ignored, reason %a",suffix,completename,treatment.comment or "unknown")
- end
- nofskipped = nofskipped + 1
- elseif done[name] then
- -- already done (avoid otf afm clash)
- if trace_names then
- report_names("%s font %a already done",suffix,completename)
- end
- nofduplicates = nofduplicates + 1
- nofskipped = nofskipped + 1
- elseif not exists(completename) then
- -- weird error
- if trace_names then
- report_names("%s font %a does not really exist",suffix,completename)
- end
- nofskipped = nofskipped + 1
- elseif not is_qualified_path(completename) and findfile(completename,suffix) == "" then
- -- not locatable by backend anyway
- if trace_names then
- report_names("%s font %a cannot be found by backend",suffix,completename)
- end
- nofskipped = nofskipped + 1
- else
- if #skip_paths > 0 then
- for i=1,#skip_paths do
- if find(pathpart,skip_paths[i]) then
- if trace_names then
- report_names("rejecting path of %s font %a",suffix,completename)
- end
- nofskipped = nofskipped + 1
- return
- end
- end
- end
- if #skip_names > 0 then
- for i=1,#skip_paths do
- if find(basepart,skip_names[i]) then
- done[name] = true
- if trace_names then
- report_names("rejecting name of %s font %a",suffix,completename)
- end
- nofskipped = nofskipped + 1
- return
- end
- end
- end
- if trace_names then
- report_names("identifying %s font %a",suffix,completename)
- end
- local result = nil
- local modification = lfs.attributes(completename,"modification")
- if olddata and modification and modification > 0 then
- local oldindex = oldindices[storedname] -- index into specifications
- if oldindex then
- local oldspecification = oldspecifications[oldindex]
- if oldspecification and oldspecification.filename == storedname then -- double check for out of sync
- local oldmodification = oldspecification.modification
- if oldmodification == modification then
- result = oldspecification
- specifications[#specifications + 1] = result
- else
- end
- else
- end
- elseif oldrejected[storedname] == modification then
- result = false
- end
- end
- if result == nil then
- local lsuffix = lower(suffix)
- local result, message = filters[lsuffix](completename)
- if result then
- if #result > 0 then
- for r=1,#result do
- local ok = check_name(data,result[r],storedname,modification,suffix,r-1) -- subfonts start at zero
- -- if not ok then
- -- nofskipped = nofskipped + 1
- -- end
- end
- else
- local ok = check_name(data,result,storedname,modification,suffix)
- -- if not ok then
- -- nofskipped = nofskipped + 1
- -- end
- end
- if trace_warnings and message and message ~= "" then
- report_names("warning when identifying %s font %a, %s",suffix,completename,message)
- end
- elseif trace_warnings then
- nofskipped = nofskipped + 1
- report_names("error when identifying %s font %a, %s",suffix,completename,message or "unknown")
- end
- end
- done[name] = true
- end
- logs.flush() -- a bit overkill for each font, maybe not needed here
- end
- local function traverse(what, method)
- local list = filters.list
- for n=1,#list do
- local suffix = list[n]
- local t = os.gettimeofday() -- use elapser
- nofread, nofskipped, nofduplicates = 0, 0, 0
- suffix = lower(suffix)
- report_names("identifying %s font files with suffix %a",what,suffix)
- method(suffix)
- suffix = upper(suffix)
- report_names("identifying %s font files with suffix %a",what,suffix)
- method(suffix)
- totalnofread, totalnofskipped, totalnofduplicates = totalnofread + nofread, totalnofskipped + nofskipped, totalnofduplicates + nofduplicates
- local elapsed = os.gettimeofday() - t
- report_names("%s %s files identified, %s skipped, %s duplicates, %s hash entries added, runtime %0.3f seconds",nofread,what,nofskipped,nofduplicates,nofread-nofskipped,elapsed)
- end
- logs.flush()
- end
- -- problem .. this will not take care of duplicates
- local function withtree(suffix)
- resolvers.dowithfilesintree(".*%." .. suffix .. "$", function(method,root,path,name)
- if method == "file" or method == "tree" then
- local completename = root .."/" .. path .. "/" .. name
- completename = resolveprefix(completename) -- no shortcut
- identify(completename,name,suffix,name)
- return true
- end
- end, function(blobtype,blobpath,pattern)
- blobpath = resolveprefix(blobpath) -- no shortcut
- report_names("scanning path %a for %s files",blobpath,suffix)
- end, function(blobtype,blobpath,pattern,total,checked,done)
- blobpath = resolveprefix(blobpath) -- no shortcut
- report_names("%s entries found, %s %s files checked, %s okay",total,checked,suffix,done)
- end)
- end
- local function withlsr(suffix) -- all trees
- -- we do this only for a stupid names run, not used for context itself,
- -- using the vars is too clumsy so we just stick to a full scan instead
- local pathlist = resolvers.splitpath(resolvers.showpath("ls-R") or "")
- walk_tree(pathlist,suffix,identify)
- end
- local function withsystem(suffix) -- OSFONTDIR cum suis
- walk_tree(names.getpaths(trace),suffix,identify)
- end
- traverse("tree",withtree) -- TEXTREE only
- if not usesystemfonts then
- report_names("ignoring system fonts")
- elseif texconfig.kpse_init then
- traverse("lsr", withlsr)
- else
- traverse("system", withsystem)
- end
- data.statistics.readfiles = totalnofread
- data.statistics.skippedfiles = totalnofskipped
- data.statistics.duplicatefiles = totalnofduplicates
-end
-
-local function addfilenames()
- local data = names.data
- local specifications = data.specifications
- local indices = { }
- local files = { }
- for i=1,#specifications do
- local fullname = specifications[i].filename
- files[cleanfilename(fullname)] = fullname
- indices[fullname] = i
- end
- data.files = files
- data.indices = indices
-end
-
-local function rejectclashes() -- just to be sure, so no explicit afm will be found then
- local specifications = names.data.specifications
- local used = { }
- local okay = { }
- local rejected = { } -- only keep modification
- local o = 0
- for i=1,#specifications do
- local s = specifications[i]
- local f = s.fontname
- if f then
- local fnd = used[f]
- local fnm = s.filename
- if fnd then
- if trace_warnings then
- report_names("fontname %a clashes, %a rejected in favor of %a",f,fnm,fnd)
- end
- rejected[f] = s.modification
- else
- used[f] = fnm
- o = o + 1
- okay[o] = s
- end
- else
- o = o + 1
- okay[o] = s
- end
- end
- local d = #specifications - #okay
- if d > 0 then
- report_names("%s files rejected due to clashes",d)
- end
- names.data.specifications = okay
- names.data.rejected = rejected
-end
-
-local function resetdata()
- local mappings = { }
- local fallbacks = { }
- for _, k in next, filters.list do
- mappings [k] = { }
- fallbacks[k] = { }
- end
- names.data = {
- version = names.version,
- mappings = mappings,
- fallbacks = fallbacks,
- specifications = { },
- families = { },
- statistics = { },
- names = { },
- indices = { },
- rejected = { },
- datastate = resolvers.datastate(),
- }
-end
-
-function names.identify(force)
- local starttime = os.gettimeofday() -- use elapser
- resetdata()
- analyzefiles(not force and names.readdata(names.basename))
- rejectclashes()
- collectfamilies()
- -- collectstatistics()
- cleanupkeywords()
- collecthashes()
- checkduplicates()
- addfilenames()
- -- sorthashes() -- will be resorted when saved
- collectstatistics()
- report_names("total scan time %0.3f seconds",os.gettimeofday()-starttime)
-end
-
-function names.is_permitted(name)
- return containers.is_usable(names.cache, name)
-end
-function names.writedata(name,data)
- containers.write(names.cache,name,data)
-end
-function names.readdata(name)
- return containers.read(names.cache,name)
-end
-
-function names.load(reload,force)
- if not names.loaded then
- if reload then
- if names.is_permitted(names.basename) then
- names.identify(force)
- names.writedata(names.basename,names.data)
- else
- report_names("unable to access database cache")
- end
- names.saved = true
- end
- local data = names.readdata(names.basename)
- names.data = data
- if not names.saved then
- if not data or not next(data) or not data.specifications or not next(data.specifications) then
- names.load(true)
- end
- names.saved = true
- end
- if not data then
- report_names("accessing the data table failed")
- else
- unpackreferences()
- sorthashes()
- end
- names.loaded = true
- end
-end
-
-local function list_them(mapping,sorted,pattern,t,all)
- if mapping[pattern] then
- t[pattern] = mapping[pattern]
- else
- for k=1,#sorted do
- local v = sorted[k]
- if not t[v] and find(v,pattern) then
- t[v] = mapping[v]
- if not all then
- return
- end
- end
- end
- end
-end
-
-function names.list(pattern,reload,all) -- here?
- names.load() -- todo reload
- if names.loaded then
- local t = { }
- local data = names.data
- if data then
- local list = filters.list
- local mappings = data.mappings
- local sorted_mappings = data.sorted_mappings
- local fallbacks = data.fallbacks
- local sorted_fallbacks = data.sorted_fallbacks
- for i=1,#list do
- local format = list[i]
- list_them(mappings[format],sorted_mappings[format],pattern,t,all)
- if next(t) and not all then
- return t
- end
- list_them(fallbacks[format],sorted_fallbacks[format],pattern,t,all)
- if next(t) and not all then
- return t
- end
- end
- end
- return t
- end
-end
-
-local reloaded = false
-
-local function is_reloaded()
- if not reloaded then
- local data = names.data
- if autoreload then
- local c_status = serialize(resolvers.datastate())
- local f_status = serialize(data.datastate)
- if c_status == f_status then
- if trace_names then
- report_names("font database has matching configuration and file hashes")
- end
- return
- else
- report_names("font database has mismatching configuration and file hashes")
- end
- else
- report_names("font database is regenerated (controlled by directive 'fonts.autoreload')")
- end
- names.loaded = false
- reloaded = true
- logs.flush()
- names.load(true)
- end
-end
-
---[[ldx--
-<p>The resolver also checks if the cached names are loaded. Being clever
-here is for testing purposes only (it deals with names prefixed by an
-encoding name).</p>
---ldx]]--
-
-local function fuzzy(mapping,sorted,name,sub)
- local condensed = gsub(name,"[^%a%d]","")
- for k=1,#sorted do
- local v = sorted[k]
- if find(v,condensed) then
- return mapping[v], v
- end
- end
-end
-
--- we could cache a lookup .. maybe some day ... (only when auto loaded!)
-
-local function foundname(name,sub) -- sub is not used currently
- local data = names.data
- local mappings = data.mappings
- local sorted_mappings = data.sorted_mappings
- local fallbacks = data.fallbacks
- local sorted_fallbacks = data.sorted_fallbacks
- local list = filters.list
- -- dilemma: we lookup in the order otf ttf ttc ... afm but now an otf fallback
- -- can come after an afm match ... well, one should provide nice names anyway
- -- and having two lists is not an option
- for i=1,#list do
- local l = list[i]
- local found = mappings[l][name]
- if found then
- if trace_names then
- report_names("resolved via direct name match: %a",name)
- end
- return found
- end
- end
- for i=1,#list do
- local l = list[i]
- local found, fname = fuzzy(mappings[l],sorted_mappings[l],name,sub)
- if found then
- if trace_names then
- report_names("resolved via fuzzy name match: %a onto %a",name,fname)
- end
- return found
- end
- end
- for i=1,#list do
- local l = list[i]
- local found = fallbacks[l][name]
- if found then
- if trace_names then
- report_names("resolved via direct fallback match: %a",name)
- end
- return found
- end
- end
- for i=1,#list do
- local l = list[i]
- local found, fname = fuzzy(sorted_mappings[l],sorted_fallbacks[l],name,sub)
- if found then
- if trace_names then
- report_names("resolved via fuzzy fallback match: %a onto %a",name,fname)
- end
- return found
- end
- end
- if trace_names then
- report_names("font with name %a cannot be found",name)
- end
-end
-
-function names.resolvedspecification(askedname,sub)
- if askedname and askedname ~= "" and names.enabled then
- askedname = cleanname(askedname)
- names.load()
- local found = foundname(askedname,sub)
- if not found and is_reloaded() then
- found = foundname(askedname,sub)
- end
- return found
- end
-end
-
-function names.resolve(askedname,sub)
- local found = names.resolvedspecification(askedname,sub)
- if found then
- return found.filename, found.subfont and found.rawname
- end
-end
-
--- function names.getfilename(askedname,suffix) -- last resort, strip funny chars
--- names.load()
--- local files = names.data.files
--- askedname = files and files[cleanfilename(askedname,suffix)] or ""
--- if askedname == "" then
--- return ""
--- else -- never entered
--- return resolvers.findbinfile(askedname,suffix) or ""
--- end
--- end
-
-function names.getfilename(askedname,suffix) -- last resort, strip funny chars
- names.load()
- local files = names.data.files
- local cleanname = cleanfilename(askedname,suffix)
- local found = files and files[cleanname] or ""
- if found == "" and is_reloaded() then
- files = names.data.files
- found = files and files[cleanname] or ""
- end
- if found and found ~= "" then
- return resolvers.findbinfile(found,suffix) or "" -- we still need to locate it
- end
-end
-
--- specified search
-
-local function s_collect_weight_style_width_variant(found,done,all,weight,style,width,variant,family)
- if family then
- for i=1,#family do
- local f = family[i]
- if f and weight == f.weight and style == f.style and width == f.width and variant == f.variant then
- found[#found+1], done[f] = f, true
- if not all then return end
- end
- end
- end
-end
-local function m_collect_weight_style_width_variant(found,done,all,weight,style,width,variant,families,sorted,strictname)
- for i=1,#sorted do
- local k = sorted[i]
- local family = families[k]
- for i=1,#family do
- local f = family[i]
- if not done[f] and weight == f.weight and style == f.style and width == f.width and variant == f.variant and find(f.fontname,strictname) then
- found[#found+1], done[f] = f, true
- if not all then return end
- end
- end
- end
-end
-
-local function s_collect_weight_style_width(found,done,all,weight,style,width,family)
- if family then
- for i=1,#family do
- local f = family[i]
- if f and weight == f.weight and style == f.style and width == f.width then
- found[#found+1], done[f] = f, true
- if not all then return end
- end
- end
- end
-end
-local function m_collect_weight_style_width(found,done,all,weight,style,width,families,sorted,strictname)
- for i=1,#sorted do
- local k = sorted[i]
- local family = families[k]
- for i=1,#family do
- local f = family[i]
- if not done[f] and weight == f.weight and style == f.style and width == f.width and find(f.fontname,strictname) then
- found[#found+1], done[f] = f, true
- if not all then return end
- end
- end
- end
-end
-
-local function s_collect_weight_style(found,done,all,weight,style,family)
- if family then
- for i=1,#family do local f = family[i]
- if f and weight == f.weight and style == f.style then
- found[#found+1], done[f] = f, true
- if not all then return end
- end
- end
- end
-end
-local function m_collect_weight_style(found,done,all,weight,style,families,sorted,strictname)
- for i=1,#sorted do
- local k = sorted[i]
- local family = families[k]
- for i=1,#family do
- local f = family[i]
- if not done[f] and weight == f.weight and style == f.style and find(f.fontname,strictname) then
- found[#found+1], done[f] = f, true
- if not all then return end
- end
- end
- end
-end
-
-local function s_collect_style_width(found,done,all,style,width,family)
- if family then
- for i=1,#family do local f = family[i]
- if f and style == f.style and width == f.width then
- found[#found+1], done[f] = f, true
- if not all then return end
- end
- end
- end
-end
-local function m_collect_style_width(found,done,all,style,width,families,sorted,strictname)
- for i=1,#sorted do
- local k = sorted[i]
- local family = families[k]
- for i=1,#family do
- local f = family[i]
- if not done[f] and style == f.style and width == f.width and find(f.fontname,strictname) then
- found[#found+1], done[f] = f, true
- if not all then return end
- end
- end
- end
-end
-
-local function s_collect_weight(found,done,all,weight,family)
- if family then
- for i=1,#family do local f = family[i]
- if f and weight == f.weight then
- found[#found+1], done[f] = f, true
- if not all then return end
- end
- end
- end
-end
-local function m_collect_weight(found,done,all,weight,families,sorted,strictname)
- for i=1,#sorted do
- local k = sorted[i]
- local family = families[k]
- for i=1,#family do
- local f = family[i]
- if not done[f] and weight == f.weight and find(f.fontname,strictname) then
- found[#found+1], done[f] = f, true
- if not all then return end
- end
- end
- end
-end
-
-local function s_collect_style(found,done,all,style,family)
- if family then
- for i=1,#family do local f = family[i]
- if f and style == f.style then
- found[#found+1], done[f] = f, true
- if not all then return end
- end
- end
- end
-end
-local function m_collect_style(found,done,all,style,families,sorted,strictname)
- for i=1,#sorted do
- local k = sorted[i]
- local family = families[k]
- for i=1,#family do
- local f = family[i]
- if not done[f] and style == f.style and find(f.fontname,strictname) then
- found[#found+1], done[f] = f, true
- if not all then return end
- end
- end
- end
-end
-
-local function s_collect_width(found,done,all,width,family)
- if family then
- for i=1,#family do local f = family[i]
- if f and width == f.width then
- found[#found+1], done[f] = f, true
- if not all then return end
- end
- end
- end
-end
-local function m_collect_width(found,done,all,width,families,sorted,strictname)
- for i=1,#sorted do
- local k = sorted[i]
- local family = families[k]
- for i=1,#family do
- local f = family[i]
- if not done[f] and width == f.width and find(f.fontname,strictname) then
- found[#found+1], done[f] = f, true
- if not all then return end
- end
- end
- end
-end
-
-local function s_collect(found,done,all,family)
- if family then
- for i=1,#family do local f = family[i]
- if f then
- found[#found+1], done[f] = f, true
- if not all then return end
- end
- end
- end
-end
-local function m_collect(found,done,all,families,sorted,strictname)
- for i=1,#sorted do
- local k = sorted[i]
- local family = families[k]
- for i=1,#family do
- local f = family[i]
- if not done[f] and find(f.fontname,strictname) then
- found[#found+1], done[f] = f, true
- if not all then return end
- end
- end
- end
-end
-
-local function collect(stage,found,done,name,weight,style,width,variant,all)
- local data = names.data
- local families = data.families
- local sorted = data.sorted_families
- local strictname = "^".. name -- to be checked
- local family = families[name]
- if trace_names then
- report_names("resolving name %a, weight %a, style %a, width %a, variant %a",name,weight,style,width,variant)
- end
- if weight and weight ~= "" then
- if style and style ~= "" then
- if width and width ~= "" then
- if variant and variant ~= "" then
- if trace_names then
- report_names("resolving stage %s, name %a, weight %a, style %a, width %a, variant %a",stage,name,weight,style,width,variant)
- end
- s_collect_weight_style_width_variant(found,done,all,weight,style,width,variant,family)
- m_collect_weight_style_width_variant(found,done,all,weight,style,width,variant,families,sorted,strictname)
- else
- if trace_names then
- report_names("resolving stage %s, name %a, weight %a, style %a, width %a",stage,name,weight,style,width)
- end
- s_collect_weight_style_width(found,done,all,weight,style,width,family)
- m_collect_weight_style_width(found,done,all,weight,style,width,families,sorted,strictname)
- end
- else
- if trace_names then
- report_names("resolving stage %s, name %a, weight %a, style %a",stage,name,weight,style)
- end
- s_collect_weight_style(found,done,all,weight,style,family)
- m_collect_weight_style(found,done,all,weight,style,families,sorted,strictname)
- end
- else
- if trace_names then
- report_names("resolving stage %s, name %a, weight %a",stage,name,weight)
- end
- s_collect_weight(found,done,all,weight,family)
- m_collect_weight(found,done,all,weight,families,sorted,strictname)
- end
- elseif style and style ~= "" then
- if width and width ~= "" then
- if trace_names then
- report_names("resolving stage %s, name %a, style %a, width %a",stage,name,style,width)
- end
- s_collect_style_width(found,done,all,style,width,family)
- m_collect_style_width(found,done,all,style,width,families,sorted,strictname)
- else
- if trace_names then
- report_names("resolving stage %s, name %a, style %a",stage,name,style)
- end
- s_collect_style(found,done,all,style,family)
- m_collect_style(found,done,all,style,families,sorted,strictname)
- end
- elseif width and width ~= "" then
- if trace_names then
- report_names("resolving stage %s, name %a, width %a",stage,name,width)
- end
- s_collect_width(found,done,all,width,family)
- m_collect_width(found,done,all,width,families,sorted,strictname)
- else
- if trace_names then
- report_names("resolving stage %s, name %a",stage,name)
- end
- s_collect(found,done,all,family)
- m_collect(found,done,all,families,sorted,strictname)
- end
-end
-
-local function heuristic(name,weight,style,width,variant,all) -- todo: fallbacks
- local found, done = { }, { }
---~ print(name,weight,style,width,variant)
- weight, style, width, variant = weight or "normal", style or "normal", width or "normal", variant or "normal"
- name = cleanname(name)
- collect(1,found,done,name,weight,style,width,variant,all)
- -- still needed ?
- if #found == 0 and variant ~= "normal" then -- not weight
- variant = "normal"
- collect(4,found,done,name,weight,style,width,variant,all)
- end
- if #found == 0 and width ~= "normal" then
- width = "normal"
- collect(2,found,done,name,weight,style,width,variant,all)
- end
- if #found == 0 and weight ~= "normal" then -- not style
- weight = "normal"
- collect(3,found,done,name,weight,style,width,variant,all)
- end
- if #found == 0 and style ~= "normal" then -- not weight
- style = "normal"
- collect(4,found,done,name,weight,style,width,variant,all)
- end
- --
- local nf = #found
- if trace_names then
- if nf then
- local t = { }
- for i=1,nf do
- t[i] = formatters["%a"](found[i].fontname)
- end
- report_names("name %a resolved to %s instances: % t",name,nf,t)
- else
- report_names("name %a unresolved",name)
- end
- end
- if all then
- return nf > 0 and found
- else
- return found[1]
- end
-end
-
-function names.specification(askedname,weight,style,width,variant,reload,all)
- if askedname and askedname ~= "" and names.enabled then
- askedname = cleanname(askedname) -- or cleanname
- names.load(reload)
- local found = heuristic(askedname,weight,style,width,variant,all)
- if not found and is_reloaded() then
- found = heuristic(askedname,weight,style,width,variant,all)
- if not filename then
- found = foundname(askedname) -- old method
- end
- end
- return found
- end
-end
-
-function names.collect(askedname,weight,style,width,variant,reload,all)
- if askedname and askedname ~= "" and names.enabled then
- askedname = cleanname(askedname) -- or cleanname
- names.load(reload)
- local list = heuristic(askedname,weight,style,width,variant,true)
- if not list or #list == 0 and is_reloaded() then
- list = heuristic(askedname,weight,style,width,variant,true)
- end
- return list
- end
-end
-
-function names.collectspec(askedname,reload,all)
- local name, weight, style, width, variant = names.splitspec(askedname)
- return names.collect(name,weight,style,width,variant,reload,all)
-end
-
-function names.resolvespec(askedname,sub) -- redefined later
- local found = names.specification(names.splitspec(askedname))
- if found then
- return found.filename, found.subfont and found.rawname
- end
-end
-
-function names.collectfiles(askedname,reload) -- no all
- if askedname and askedname ~= "" and names.enabled then
- askedname = cleanname(askedname) -- or cleanname
- names.load(reload)
- local list = { }
- local specifications = names.data.specifications
- for i=1,#specifications do
- local s = specifications[i]
- if find(cleanname(basename(s.filename)),askedname) then
- list[#list+1] = s
- end
- end
- return list
- end
-end
-
--- todo:
---
--- blacklisted = {
--- ["cmr10.ttf"] = "completely messed up",
--- }
-
-function names.exists(name)
- local found = false
- local list = filters.list
- for k=1,#list do
- local v = list[k]
- found = (findfile(name,v) or "") ~= ""
- if found then
- return found
- end
- end
- return (findfile(name,"tfm") or "") ~= "" or (names.resolve(name) or "") ~= ""
-end
-
-local lastlookups, lastpattern = { }, ""
-
--- function names.lookup(pattern,name,reload) -- todo: find
--- if lastpattern ~= pattern then
--- names.load(reload)
--- local specifications = names.data.specifications
--- local families = names.data.families
--- local lookups = specifications
--- if name then
--- lookups = families[name]
--- elseif not find(pattern,"=",1,true) then
--- lookups = families[pattern]
--- end
--- if trace_names then
--- report_names("starting with %s lookups for %a",#lookups,pattern)
--- end
--- if lookups then
--- for key, value in gmatch(pattern,"([^=,]+)=([^=,]+)") do
--- local t, n = { }, 0
--- if find(value,"*",1,true) then
--- value = topattern(value)
--- for i=1,#lookups do
--- local s = lookups[i]
--- if find(s[key],value) then
--- n = n + 1
--- t[n] = lookups[i]
--- end
--- end
--- else
--- for i=1,#lookups do
--- local s = lookups[i]
--- if s[key] == value then
--- n = n + 1
--- t[n] = lookups[i]
--- end
--- end
--- end
--- if trace_names then
--- report_names("%s matches for key %a with value %a",#t,key,value)
--- end
--- lookups = t
--- end
--- end
--- lastpattern = pattern
--- lastlookups = lookups or { }
--- end
--- return #lastlookups
--- end
-
-local function look_them_up(lookups,specification)
- for key, value in next, specification do
- local t, n = { }, 0
- if find(value,"*",1,true) then
- value = topattern(value)
- for i=1,#lookups do
- local s = lookups[i]
- if find(s[key],value) then
- n = n + 1
- t[n] = lookups[i]
- end
- end
- else
- for i=1,#lookups do
- local s = lookups[i]
- if s[key] == value then
- n = n + 1
- t[n] = lookups[i]
- end
- end
- end
- if trace_names then
- report_names("%s matches for key %a with value %a",#t,key,value)
- end
- lookups = t
- end
- return lookups
-end
-
-local function first_look(name,reload)
- names.load(reload)
- local data = names.data
- local specifications = data.specifications
- local families = data.families
- if name then
- return families[name]
- else
- return specifications
- end
-end
-
-function names.lookup(pattern,name,reload) -- todo: find
- names.load(reload)
- local data = names.data
- local specifications = data.specifications
- local families = data.families
- local lookups = specifications
- if name then
- name = cleanname(name)
- end
- if type(pattern) == "table" then
- local familyname = pattern.familyname
- if familyname then
- familyname = cleanname(familyname)
- pattern.familyname = familyname
- end
- local lookups = first_look(name or familyname,reload)
- if lookups then
- if trace_names then
- report_names("starting with %s lookups for '%T'",#lookups,pattern)
- end
- lookups = look_them_up(lookups,pattern)
- end
- lastpattern = false
- lastlookups = lookups or { }
- elseif lastpattern ~= pattern then
- local lookups = first_look(name or (not find(pattern,"=",1,true) and pattern),reload)
- if lookups then
- if trace_names then
- report_names("starting with %s lookups for %a",#lookups,pattern)
- end
- local specification = settings_to_hash(pattern)
- local familyname = specification.familyname
- if familyname then
- familyname = cleanname(familyname)
- specification.familyname = familyname
- end
- lookups = look_them_up(lookups,specification)
- end
- lastpattern = pattern
- lastlookups = lookups or { }
- end
- return #lastlookups
-end
-
-function names.getlookupkey(key,n)
- local l = lastlookups[n or 1]
- return (l and l[key]) or ""
-end
-
-function names.noflookups()
- return #lastlookups
-end
-
-function names.getlookups(pattern,name,reload)
- if pattern then
- names.lookup(pattern,name,reload)
- end
- return lastlookups
-end
-
--- The following is new ... watch the overload!
-
-local specifications = allocate()
-names.specifications = specifications
-
--- files = {
--- name = "antykwapoltawskiego",
--- list = {
--- ["AntPoltLtCond-Regular.otf"] = {
--- -- name = "antykwapoltawskiego",
--- style = "regular",
--- weight = "light",
--- width = "condensed",
--- },
--- },
--- }
-
-function names.register(files)
- if files then
- local list, commonname = files.list, files.name
- if list then
- local n, m = 0, 0
- for filename, filespec in next, list do
- local name = lower(filespec.name or commonname)
- if name and name ~= "" then
- local style = normalized_styles [lower(filespec.style or "normal")]
- local width = normalized_widths [lower(filespec.width or "normal")]
- local weight = normalized_weights [lower(filespec.weight or "normal")]
- local variant = normalized_variants[lower(filespec.variant or "normal")]
- local weights = specifications[name ] if not weights then weights = { } specifications[name ] = weights end
- local styles = weights [weight] if not styles then styles = { } weights [weight] = styles end
- local widths = styles [style ] if not widths then widths = { } styles [style ] = widths end
- local variants = widths [width ] if not variants then variants = { } widths [width ] = variants end
- variants[variant] = filename
- n = n + 1
- else
- m = m + 1
- end
- end
- if trace_specifications then
- report_names("%s filenames registered, %s filenames rejected",n,m)
- end
- end
- end
-end
-
-function names.registered(name,weight,style,width,variant)
- local ok = specifications[name]
- ok = ok and (ok[(weight and weight ~= "" and weight ) or "normal"] or ok.normal)
- ok = ok and (ok[(style and style ~= "" and style ) or "normal"] or ok.normal)
- ok = ok and (ok[(width and width ~= "" and width ) or "normal"] or ok.normal)
- ok = ok and (ok[(variant and variant ~= "" and variant) or "normal"] or ok.normal)
- --
- -- todo: same fallbacks as with database
- --
- if ok then
- return {
- filename = ok,
- subname = "",
- -- rawname = nil,
- }
- end
-end
-
-function names.resolvespec(askedname,sub) -- overloads previous definition
- local name, weight, style, width, variant = names.splitspec(askedname)
- if trace_specifications then
- report_names("resolving specification: %a to name=%s, weight=%s, style=%s, width=%s, variant=%s",askedname,name,weight,style,width,variant)
- end
- local found = names.registered(name,weight,style,width,variant)
- if found and found.filename then
- if trace_specifications then
- report_names("resolved by registered names: %a to %s",askedname,found.filename)
- end
- return found.filename, found.subname, found.rawname
- else
- found = names.specification(name,weight,style,width,variant)
- if found and found.filename then
- if trace_specifications then
- report_names("resolved by font database: %a to %s",askedname,found.filename)
- end
- return found.filename, found.subfont and found.rawname
- end
- end
- if trace_specifications then
- report_names("unresolved: %s",askedname)
- end
-end
-
--- We could generate typescripts with designsize info from the name database but
--- it's not worth the trouble as font names remain a mess: for instance how do we
--- idenfity a font? Names, families, subfamilies or whatever snippet can contain
--- a number related to the design size and so we end up with fuzzy logic again. So,
--- instead it's easier to make a few goody files.
---
--- local hash = { }
---
--- for i=1,#specifications do
--- local s = specifications[i]
--- local min = s.minsize or 0
--- local max = s.maxsize or 0
--- if min ~= 0 or max ~= 0 then
--- -- the usual name mess:
--- -- antykwa has modifiers so we need to take these into account, otherwise we get weird combinations
--- -- ebgaramond has modifiers with the size encoded, so we need to strip this in order to recognized similar styles
--- -- lm has 'slanted appended in some names so how to choose that one
--- --
--- local modifier = string.gsub(s.modifiers or "normal","%d","")
--- -- print funny modifier
--- local instance = string.formatters["%s-%s-%s-%s-%s-%s"](s.familyname,s.width,s.style,s.weight,s.variant,modifier)
--- local h = hash[instance]
--- if not h then
--- h = { }
--- hash[instance] = h
--- end
--- size = string.formatters["%0.1fpt"]((min)/10)
--- h[size] = s.filename
--- end
--- end
---
--- local newhash = { }
---
--- for k, v in next, hash do
--- if next(v,next(v)) then
--- -- local instance = string.match(k,"(.+)%-.+%-.+%-.+$")
--- local instance = string.match(k,"(.+)%-.+%-.+$")
--- local instance = string.gsub(instance,"%-normal$","")
--- if not newhash[instance] then
--- newhash[instance] = v
--- end
--- end
--- end
---
--- inspect(newhash)