Translate common-rst separately

To ease translation, translate common-rst in a separate po file.
Since we reuse the file in all RST guides, this needs special handling.

common-rst.pot is empty for now, we need the file so that the tools
work.

Change-Id: I9972e6222d4018b238da9b2b8f4e93e6ebc9e224
Co-Authored-By: KATO Tomoyuki <kato.tomoyuki@jp.fujitsu.com>

.tx/config

@@ -84,3 +84,10 @@ minimum_perc = 75
 source_file = doc/user-guide-admin/source/locale/user-guide-admin.pot
 source_lang = en
 type = PO
+
+[openstack-manuals-i18n.common-rst]
+file_filter = doc/common-rst/source/locale/<lang>/LC_MESSAGES/common-rst.po
+minimum_perc = 75
+source_file = doc/common-rst/source/locale/common-rst.pot
+source_lang = en
+type = PO

doc-tools-check-languages.conf

@@ -29,8 +29,9 @@ POM_FILE="doc/pom.xml"
 # Location of doc dir
 DOC_DIR="doc/"
 
-# Books with special handling
-# Values need to match content in project-config/jenkins/scripts/common_translation_update.sh
+# Books with special handling.
+# Values need to match content in
+# project-config/jenkins/scripts/common_translation_update.sh
 declare -A SPECIAL_BOOKS=(
     ["user-guide"]="RST"
     ["user-guide-admin"]="RST"
@@ -39,4 +40,6 @@ declare -A SPECIAL_BOOKS=(
     ["admin-guide-cloud-rst"]="skip"
     # Skip guide while it's moved to RST.
     ["install-guide-rst"]="skip"
+    # This needs special handling, handle it with the RST tools.
+    ["common-rst"] = "RST"
 )

tools/generatepot-rst.sh

@@ -12,9 +12,6 @@
 # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 # License for the specific language governing permissions and limitations
 # under the License.
-#
-# Copy files from trunk to named branch and replace all links from
-# trunk with links to the branch
 
 DOCNAME=$1
 
@@ -23,13 +20,52 @@ if [ -z "$DOCNAME" ] ; then
     exit 1
 fi
 
+# We're not doing anything for this directory. But we need to handle
+# it by this script so that the common-rst.pot file gets registered.
+if [[ "$DOCNAME" = "common-rst" ]] ; then
+    exit 0
+fi
+
 # Build Glossary
 tools/glossary2rst.py doc/common-rst/glossary.rst
 # First remove the old pot file, otherwise the new file will contain
 # old references
+
 rm -f doc/$DOCNAME/source/locale/$DOCNAME.pot
 sphinx-build -b gettext doc/$DOCNAME/source/ doc/$DOCNAME/source/locale/
 
+# Update common
+sed -i -e 's/^"Project-Id-Version: [a-zA-Z0-9\. ]+\\n"$/"Project-Id-Version: \\n"/' \
+    doc/$DOCNAME/source/locale/common.pot
+# Create the common pot file
+msgcat --sort-output doc/common-rst/source/locale/common-rst.pot \
+    doc/$DOCNAME/source/locale/common.pot | \
+    sed -e 's/^"Project-Id-Version: [a-zA-Z0-9\. ]+\\n"$/"Project-Id-Version: \\n"/' | \
+    awk '$0 !~ /^\# [a-z0-9]+$/' | awk '$0 !~ /^\# \#-\#-\#-\#-\# /' \
+    > doc/$DOCNAME/source/locale/common-rst.pot
+mv -f doc/$DOCNAME/source/locale/common-rst.pot doc/common-rst/source/locale/common-rst.pot
+rm -f doc/$DOCNAME/source/locale/common.pot
+
+# Simplify metadata
+rm -f doc/common-rst/source/locale/dummy.po
+cat << EOF > doc/common-rst/source/locale/dummy.po
+msgid ""
+msgstr ""
+"Project-Id-Version: \n"
+"Report-Msgid-Bugs-To: \n"
+"POT-Creation-Date: 2015-01-01 01:01+0900\n"
+"PO-Revision-Date: YEAR-MO-DA HO:MI+ZONE\n"
+"Last-Translator: FULL NAME <EMAIL@ADDRESS>\n"
+"Language-Team: LANGUAGE <LL@li.org>\n"
+"MIME-Version: 1.0\n"
+"Content-Type: text/plain; charset=UTF-8\n"
+"Content-Transfer-Encoding: 8bit\n"
+EOF
+msgmerge -N doc/common-rst/source/locale/dummy.po \
+  doc/common-rst/source/locale/common-rst.pot > doc/common-rst/source/locale/tmp.pot
+mv -f doc/common-rst/source/locale/tmp.pot doc/common-rst/source/locale/common-rst.pot
+rm -f doc/common-rst/source/locale/dummy.po
+
 # Take care of deleting all temporary files so that git add
 # doc/$DOCNAME/source/locale will only add the single pot file.
 # Remove UUIDs, those are not necessary and change too often