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-rw-r--r--Rakefile139
1 files changed, 113 insertions, 26 deletions
diff --git a/Rakefile b/Rakefile
index 6b321fdc..be00f4ed 100644
--- a/Rakefile
+++ b/Rakefile
@@ -35,34 +35,92 @@ Rake::GemPackageTask.new(spec) do |pkg|
pkg.need_tar = true
end
+# normalize a po/pot file
+def normalize_po(fn)
+ content = File.read(fn)
+
+ # replace project-id-version placholder
+ modified = content.sub!(/^("Project-Id-Version: )PACKAGE VERSION(\\n")$/) {
+ "#{$1}rbot#{$2}"
+ }
+
+ # sort the messages by file location
+ if MSGCAT
+ sorted = `#{MSGCAT} --width=79 --sort-by-file #{fn}`
+ if sorted != content
+ content = sorted
+ modified = true
+ end
+ end
+
+ if modified
+ File.open(fn, 'w') {|f| f.write content}
+ end
+end
+
PLUGIN_FILES = FileList['data/rbot/plugins/**/*.rb']
NON_PLUGIN_FILES = FileList["{lib,bin,data}/**/*.{rb,rhtml}"] - PLUGIN_FILES
-rgettext_proc = proc do |t|
- require 'gettext/utils'
- source_files, pot_file = t.prerequisites, t.name
- puts "#{source_files.join(', ')} => #{pot_file}"
- GetText.rgettext(source_files, pot_file)
-end
-# generate pot file for non-plugin files
-file('po/rbot.pot' => NON_PLUGIN_FILES, &rgettext_proc)
-
-# generate pot files for plugin files
-rule(%r'^po/.+\.pot$' => proc {|fn|
- PLUGIN_FILES.select {|f| f.pathmap('rbot-%n') == fn.pathmap('%n')}
-}, &rgettext_proc)
-
-# update po files
-# ruby-gettext treats empty output from msgmerge as error, causing this task to
-# fail. we provide a wrapper to work around it. see bin/msgmerge-wrapper.rb for
-# details
-ENV['REAL_MSGMERGE_PATH'] = ENV['MSGMERGE_PATH']
-ENV['MSGMERGE_PATH'] = ENV['MSGMERGE_WRAPPER_PATH'] || 'ruby msgmerge-wrapper.rb'
-rule(%r'^po/.+/.+\.po$' => proc {|fn| fn.pathmap '%{^po/.+/,po/}X.pot'}) do |t|
- require 'gettext/utils'
- po_file, pot_file = t.name, t.source
- puts "#{pot_file} => #{po_file}"
- GetText.msgmerge po_file, pot_file, 'rbot'
+# this task defines how po files and pot files are made. those rules are not defined
+# normally because po and pot files should be only updated in the updatepo task,
+# but po files are also prereqs for makemo
+task :define_po_rules do
+ # generate pot file from rb files
+ rgettext_proc = proc do |t|
+ require 'gettext/utils'
+ source_files, pot_file = t.prerequisites, t.name
+ new_pot_file = "#{pot_file}.new"
+ puts "#{source_files.join(', ')} => #{pot_file}"
+ GetText.rgettext(source_files, new_pot_file)
+
+ # only use the new pot file if it contains unique messages
+ if MSGCOMM && `#{MSGCOMM} --unique #{pot_file} #{new_pot_file}`.empty?
+ rm new_pot_file
+ else
+ mv new_pot_file, pot_file
+ end
+
+ normalize_po(pot_file)
+
+ # save all this work until rb files are updated again
+ touch pot_file
+ end
+
+ # generate pot file for non-plugin files
+ file('po/rbot.pot' => NON_PLUGIN_FILES, &rgettext_proc)
+
+ # generate pot files for plugin files
+ rule(%r'^po/.+\.pot$' => proc {|fn|
+ PLUGIN_FILES.select {|f| f.pathmap('rbot-%n') == fn.pathmap('%n')}
+ }, &rgettext_proc)
+
+ # map the po file to its source pot file
+ pot_for_po = proc {|fn| fn.pathmap '%{^po/.+/,po/}X.pot'}
+
+ # update po file from pot file
+ msgmerge_proc = proc do |t|
+ require 'gettext/utils'
+ po_file, pot_file = t.name, t.source
+ puts "#{pot_file} => #{po_file}"
+ sh "#{MSGMERGE} --backup=off --update #{po_file} #{pot_file}"
+ normalize_po(po_file)
+ touch po_file
+ end
+
+ # generate English po files
+ file(%r'^po/en_US/.+\.po$' => pot_for_po) do |t|
+ po_file, pot_file = t.name, t.source
+ if MSGEN
+ sh "#{MSGEN} --output-file=#{po_file} #{pot_file}"
+ normalize_po(po_file)
+ touch po_file
+ else
+ msgmerge_proc.call t
+ end
+ end
+
+ # update po files
+ rule(%r'^po/.+/.+\.po$' => pot_for_po, &msgmerge_proc)
end
# generate mo files
@@ -77,6 +135,35 @@ rule(%r'^data/locale/.+/LC_MESSAGES/.+\.mo$' => proc {|fn|
GetText.rmsgfmt po_file, mo_file
end
+task :check_po_tools do
+ have = {}
+
+ po_tools = {
+ 'msgmerge' => {
+ :options => %w[--backup= --update],
+ :message => 'Cannot update po files' },
+ 'msgcomm' => {
+ :options => %w[--unique],
+ :message => 'Pot files may be modified even without message change' },
+ 'msgen' => {
+ :options => %w[--output-file],
+ :message => 'English po files will not be generated' },
+ 'msgcat' => {
+ :options => %w[--width= --sort-by-file],
+ :message => 'Pot files will not be normalized' }
+ }
+
+ po_tools.each_pair do |command, value|
+ path = ENV["#{command.upcase}_PATH"] || command
+ have_it = have[command] = value[:options].all? do |option|
+ `#{path} --help`.include? option
+ end
+ Object.const_set(command.upcase, have_it ? path : false)
+ warn "#{command} not found. #{value[:message]}" unless have_it
+ end
+ abort unless MSGMERGE
+end
+
PLUGIN_BASENAMES = PLUGIN_FILES.map {|f| f.pathmap('%n')}
LOCALES = FileList['po/*/'].map {|d| d.pathmap('%n')}
@@ -85,7 +172,7 @@ LOCALES.each do |l|
end
desc 'Update po files'
-task :updatepo => LOCALES.map {|l|
+task :updatepo => [:define_po_rules, :check_po_tools] + LOCALES.map {|l|
["po/#{l}/rbot.po"] +
PLUGIN_BASENAMES.map {|n| "po/#{l}/rbot-#{n}.po"}
}.flatten