component/fonts: make fonts shareable

component/fonts/buildout.cfg

@@ -2,23 +2,45 @@
 extends =
   ../xz-utils/buildout.cfg
   ../p7zip/buildout.cfg
+  buildout.hash.cfg
 
 parts =
-  liberation-fonts
-  ipaex-fonts
-  ipa-fonts
-  ocrb-fonts
-  android-fonts
-  dejavu-fonts
+  fonts
 
 [fonts]
-location = ${buildout:parts-directory}/${:_buildout_section_name_}
+# Parts to install all fonts, in a way compatible with slapos.recipe.cmmi
+# shared option.
+# This can be configured in softwares, by setting the list of parts
+# containing fonts as ${fonts:fonts}
+
+fonts =
+  liberation-fonts ${liberation-fonts:location}
+  ipaex-fonts ${ipaex-fonts:location}
+  ipa-fonts ${ipa-fonts:location}
+  ocrb-fonts ${ocrb-fonts:location}
+  android-fonts ${android-fonts:location}
+  dejavu-fonts ${dejavu-fonts:location}
+
+recipe = slapos.recipe.cmmi
+shared = true
+# XXX we need an URL so that recipe create directories.
+url =  ${:_profile_base_location_}/${empty.zip:filename}
+md5sum = ${empty.zip:md5sum}
+configure-command =:
+make-binary = :
+post-make-hook = ${:_profile_base_location_}/${fonts-copy-fonts:filename}#${fonts-copy-fonts:md5sum}:post_make_hook
+
 
 [fonts-base]
-destination = ${fonts:location}/${:_buildout_section_name_}
-location = ${:destination}
-recipe = slapos.recipe.build:download-unpacked
-strip-top-level-dir = true
+# download and unpack, with shared parts support
+recipe = slapos.recipe.cmmi
+shared = true
+configure-command = :
+make-binary = :
+post-install = cp -ra . ${:location}
+location = @@LOCATION@@
+environment =
+  PATH=${xz-utils:location}/bin:%(PATH)s
 
 # Liberation(tm) Fonts - a font family which aims at metric
 # compatibility with Arial, Times New Roman, and Courier New.
@@ -61,7 +83,7 @@ md5sum = d0efec10b9f110a32e9b8f796e21782c
 # Microsoft's TrueType core fonts
 # non-free so not enabled by default
 [msttcore-fonts]
-location = ${fonts:location}/${:_buildout_section_name_}
+location = ${buildout:parts-directory}/${:_buildout_section_name_}
 recipe = slapos.recipe.build
 script =
   from zc.buildout.download import Download

component/fonts/buildout.hash.cfg

+[fonts-copy-fonts]
+filename = fonts-copy-fonts.py
+md5sum = c2fbe8f195d65aee9e1daa49544e2f68
+
+[empty.zip]
+filename = empty.zip
+md5sum = 76cdb2bad9582d23c1f6f4d868218d6c
\ No newline at end of file

component/fonts/fonts-copy-fonts.py

+import os
+import textwrap
+import glob
+import shutil
+
+def post_make_hook(options, buildout, environment=None):
+  prefix = options['prefix']
+  for name, location in (line.split() for line in options['fonts'].splitlines()):
+    shutil.copytree(location, os.path.join(prefix, name))