make_PO_to_HTML.sh

#!/bin/bash
#
# Author(s): Guillaume GARDET <guillaume.gardet@opensuse.org>
#
# History:
## 	- 2012-09-05:	Fix flag code hack since "http:" was removed from URL. => Fix bug where GB flag is shown for all languages
## 	- 2012-09-05:	Fix jp/ja language (JP is used on landing-page git repo whereas lang code is JA in i18n svn repo
##	- 2012-08-08:	Add nb (Norwegian bokmål)
##	- 2012-08-06:	Add da (Danish)
##	- 2012-06-26:	Fix PO filename
##	- 2012-06-07:	Fix package name (po4a) deps
##	- 2012-06-06:	Initial release
##
##
# Deps:	- po4a-translate (from po4a)
# 	- svn (from subversion) to get the PO files from i18n opensuse svn server

# Some vars
HTML_files_folder="./en"
POT_files_folder="./50-pot/"
langs="ar ca cs da de el es fi fr hu it jp lt nb nl pl pt-br ru sk th uk zh-cn zh-tw" #without en, of course
PO_filename_root="opensuse-org"
# FIXME: not output HTML needs to be handled better
translation_limit="0"	# Minimal translation percentage. Under this limit, no HTML file is output.
dosync=1 # whether to pull new translations from svn

for i in "$@"; do
	if [ "$i" = "--nosync" ]; then
		dosync=0
	fi
done

for lang in $langs; do
	output_folder=$lang
	PO_folder="$lang/po"
	
	case $lang in
	jp )
		svn_server_lang_code=ja
		;;
	pt-br )
		svn_server_lang_code=pt_BR
		;;
	zh-cn )
		svn_server_lang_code=zh_CN
		;;
	zh-tw )
		svn_server_lang_code=zh_TW
		;;
	* )
		svn_server_lang_code=$lang
		;;
	esac

	
# Sync PO files from opensuse-i18n SVN server
# and update it using latest generated POT file (in case PO file not merged with latest POT)

	if [ "$dosync" = 1 ]; then
		echo "* Syncing PO file for $lang ($svn_server_lang_code)"

		for file in $(ls $POT_files_folder/*.pot); do
			filename=$(basename ${file%.pot}).$svn_server_lang_code.po
			mkdir -p $PO_folder
			cd $PO_folder
			svn export --force https://svn.opensuse.org/svn/opensuse-i18n/trunk/lcn/$svn_server_lang_code/po/$filename
			cd -
			msgmerge --update $PO_folder/$filename $POT_files_folder/*.pot
		done
	fi

# Generate translated HTML files
	echo "* Generating HTML files for $lang ($svn_server_lang_code)"
	
	for file in $(ls $HTML_files_folder/*html); do
		HTML_file=$(basename $file)
		cmd="po4a-translate --keep $translation_limit -f xhtml -m
$HTML_files_folder/$HTML_file -p
$PO_folder/$PO_filename_root.$svn_server_lang_code.po -l
$output_folder/$HTML_file"
		echo $cmd
		$cmd
	done
	
	
# Some hacks to fix some things not translatable (not in PO files)
# Fixes for ./$lang/index.shtml
	echo "* Some hacks on HTML files for $lang ($svn_server_lang_code)"
	
	file="$lang/index.shtml"
	
	# Replace <meta name="language" content="en" /> with the right lang code
	sed -i -e "s/<meta name=\"language\" content=\"en\" \/>/<meta name=\"language\" content=\"$lang\" \/>/g" "$file"
	

	# Replace <img src="//static.opensuse.org/hosts/www.o.o/images/flags/gb.png" * with the right flag code
	# Compute the right flag code
	case $lang in
	ar )
		flag=arabic
		;;
	ca )
		flag=catalonia
		;;
	pt-br )
		flag=br
		;;
	cs )
		flag=cz
		;;
	el )
		flag=gr
		;;
	en )
		flag=gb
		;;
	zh-cn )
		flag=cn
		;;
	zh-tw )
		flag=tw
		;;
	uk )
		flag=ua
		;;
        * )
		# Most use the same code for lang and flag
	 	flag=$lang
	 	;;
	esac
	sed -i -e "s/<img src=\"\/images\/flags\/gb.png\"/<img src=\"\/images\/flags\/$flag.png\"/g" "$file"
	

	# Replace <option value="en" selected="selected"> with the right lang code
	sed -i -e "s/<option value=\"en\" selected=\"selected\">/<option value=\"$lang\" selected=\"selected\">/g" "$file"


	
done