2014-12-08 22:17:00

2 files changed, 83 insertions, 16 deletions

diff --git a/tex/generic/context/luatex/luatex-fonts-cbk.lua b/tex/generic/context/luatex/luatex-fonts-cbk.lua
index 8632701d8..965b96893 100644
--- a/tex/generic/context/luatex/luatex-fonts-cbk.lua
+++ b/tex/generic/context/luatex/luatex-fonts-cbk.lua
@@ -18,21 +18,28 @@ local nodes = nodes
 
 local traverse_id = node.traverse_id
 local glyph_code  = nodes.nodecodes.glyph
+local disc_code   = nodes.nodecodes.disc
 
 -- from now on we apply ligaturing and kerning here because it might interfere with complex
 -- opentype discretionary handling where the base ligature pass expect some weird extra
 -- pointers (which then confuse the tail slider that has some checking built in)
 
-local ligaturing  = node.ligaturing
-local kerning     = node.kerning
+local ligaturing    = node.ligaturing
+local kerning       = node.kerning
 
-function node.ligaturing() texio.write_nl("warning: node.ligaturing is already applied") end
-function node.kerning   () texio.write_nl("warning: node.kerning is already applied")    end
+local basepass      = true
+
+function nodes.handlers.setbasepass(v)
+    basepass = v
+end
 
 function nodes.handlers.characters(head)
     local fontdata = fonts.hashes.identifiers
     if fontdata then
-        local usedfonts, basefonts, prevfont, basefont = { }, { }, nil, nil
+        local usedfonts = { }
+        local basefonts = { }
+        local prevfont  = nil
+        local basefont  = nil
         for n in traverse_id(glyph_code,head) do
             local font = n.font
             if font ~= prevfont then
@@ -49,7 +56,7 @@ function nodes.handlers.characters(head)
                             local processors = shared.processes
                             if processors and #processors > 0 then
                                 usedfonts[font] = processors
-                            else
+                            elseif basepass then
                                 basefont = { n, nil }
                                 basefonts[#basefonts+1] = basefont
                             end
@@ -58,6 +65,30 @@ function nodes.handlers.characters(head)
                 end
             end
         end
+        for d in traverse_id(disc_code,head) do
+            local r = d.replace
+            if r then
+                for n in traverse_id(glyph_code,r) do
+                    local font = n.font
+                    if font ~= prevfont then
+                        prevfont = font
+                        local used = usedfonts[font]
+                        if not used then
+                            local tfmdata = fontdata[font] --
+                            if tfmdata then
+                                local shared = tfmdata.shared -- we need to check shared, only when same features
+                                if shared then
+                                    local processors = shared.processes
+                                    if processors and #processors > 0 then
+                                        usedfonts[font] = processors
+                                    end
+                                end
+                            end
+                        end
+                    end
+                end
+            end
+        end
         if next(usedfonts) then
             for font, processors in next, usedfonts do
                 for i=1,#processors do
@@ -65,7 +96,7 @@ function nodes.handlers.characters(head)
                 end
             end
         end
-        if #basefonts > 0 then
+        if basepass and #basefonts > 0 then
             for i=1,#basefonts do
                 local range = basefonts[i]
                 local start, stop = range[1], range[2]
@@ -85,11 +116,13 @@ function nodes.handlers.characters(head)
 end
 
 function nodes.simple_font_handler(head)
---  lang.hyphenate(head)
+ -- lang.hyphenate(head)
     head = nodes.handlers.characters(head)
     nodes.injections.handler(head)
+    if not basepass then
+        head = ligaturing(head)
+        head = kerning(head)
+    end
     nodes.handlers.protectglyphs(head)
- -- head = node.ligaturing(head)
- -- head = node.kerning(head)
     return head
 end
diff --git a/tex/generic/context/luatex/luatex-fonts-merged.lua b/tex/generic/context/luatex/luatex-fonts-merged.lua
index e9c66382f..c000451c7 100644
--- a/tex/generic/context/luatex/luatex-fonts-merged.lua
+++ b/tex/generic/context/luatex/luatex-fonts-merged.lua
@@ -1,6 +1,6 @@
 -- merged file : luatex-fonts-merged.lua
 -- parent file : luatex-fonts.lua
--- merge date  : 12/06/14 14:20:08
+-- merge date  : 12/08/14 22:14:53
 
 do -- begin closure to overcome local limits and interference
 
@@ -14560,14 +14560,20 @@ local fonts=fonts
 local nodes=nodes
 local traverse_id=node.traverse_id
 local glyph_code=nodes.nodecodes.glyph
+local disc_code=nodes.nodecodes.disc
 local ligaturing=node.ligaturing
 local kerning=node.kerning
-function node.ligaturing() texio.write_nl("warning: node.ligaturing is already applied") end
-function node.kerning  () texio.write_nl("warning: node.kerning is already applied")  end
+local basepass=true
+function nodes.handlers.setbasepass(v)
+  basepass=v
+end
 function nodes.handlers.characters(head)
   local fontdata=fonts.hashes.identifiers
   if fontdata then
-    local usedfonts,basefonts,prevfont,basefont={},{},nil,nil
+    local usedfonts={}
+    local basefonts={}
+    local prevfont=nil
+    local basefont=nil
     for n in traverse_id(glyph_code,head) do
       local font=n.font
       if font~=prevfont then
@@ -14584,7 +14590,7 @@ function nodes.handlers.characters(head)
               local processors=shared.processes
               if processors and #processors>0 then
                 usedfonts[font]=processors
-              else
+              elseif basepass then
                 basefont={ n,nil }
                 basefonts[#basefonts+1]=basefont
               end
@@ -14593,6 +14599,30 @@ function nodes.handlers.characters(head)
         end
       end
     end
+    for d in traverse_id(disc_code,head) do
+      local r=d.replace
+      if r then
+        for n in traverse_id(glyph_code,r) do
+          local font=n.font
+          if font~=prevfont then
+            prevfont=font
+            local used=usedfonts[font]
+            if not used then
+              local tfmdata=fontdata[font] 
+              if tfmdata then
+                local shared=tfmdata.shared 
+                if shared then
+                  local processors=shared.processes
+                  if processors and #processors>0 then
+                    usedfonts[font]=processors
+                  end
+                end
+              end
+            end
+          end
+        end
+      end
+    end
     if next(usedfonts) then
       for font,processors in next,usedfonts do
         for i=1,#processors do
@@ -14600,7 +14630,7 @@ function nodes.handlers.characters(head)
         end
       end
     end
-    if #basefonts>0 then
+    if basepass and #basefonts>0 then
       for i=1,#basefonts do
         local range=basefonts[i]
         local start,stop=range[1],range[2]
@@ -14621,6 +14651,10 @@ end
 function nodes.simple_font_handler(head)
   head=nodes.handlers.characters(head)
   nodes.injections.handler(head)
+  if not basepass then
+    head=ligaturing(head)
+    head=kerning(head)
+  end
   nodes.handlers.protectglyphs(head)
   return head
 end