From 7b46022903dc10e829ac2abff8aeaa60c1e1fd18 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Sl=C3=A1vek=20Banko?= <slavek.banko@axis.cz>
Date: Thu, 14 May 2020 19:13:27 +0200
Subject: [PATCH] Add a script to prepare desktop files for translation.
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

Signed-off-by: Slávek Banko <slavek.banko@axis.cz>
---
 conversions/tde-l10n/tde-l10n_split_desktop | 153 ++++++++++++++++++++
 1 file changed, 153 insertions(+)
 create mode 100755 conversions/tde-l10n/tde-l10n_split_desktop

diff --git a/conversions/tde-l10n/tde-l10n_split_desktop b/conversions/tde-l10n/tde-l10n_split_desktop
new file mode 100755
index 0000000..e9831da
--- /dev/null
+++ b/conversions/tde-l10n/tde-l10n_split_desktop
@@ -0,0 +1,153 @@
+#!/bin/sh
+
+# default keyword
+KEYWORDS="Name GenericName Comment Keywords Description ExtraNames X-TDE-Submenu"
+
+# parse arguments
+while [ $# -gt 0 ]; do
+  key="$1"
+  case $key in
+    -k*)
+      if [ "${1#-k}" = "" ]; then
+        KEYWORD="$2"
+        shift
+      else
+        KEYWORD=${1#-k}
+      fi
+      if [ "$KEYWORD" = "-" ]; then
+        KEYWORDS=""
+      else
+        KEYWORDS="$KEYWORDS $KEYWORD"
+      fi
+      ;;
+
+    -o*)
+      if [ "${1#-o}" = "" ]; then
+        POT="$2"
+        shift
+      else
+        POT=${1#-o}
+      fi
+      ;;
+
+    *)
+      [ -f "$1" ] && \
+      D+=("$1")
+      ;;
+  esac
+  shift
+done
+
+set -- "${D[@]}"
+
+if [ -z "$1" ]; then
+  echo "No desktop file specified for processing. Exiting..."
+  exit 1
+fi
+if [ -z "$KEYWORDS" ]; then
+  echo "No keywords specified to extract. Exiting..."
+  exit 1
+fi
+
+# determine path for translations
+TRANSLATIONS_DIR="translations/desktop_files"
+if [ -n "`git rev-parse --git-dir 2>/dev/null`" ]; then
+  TRANSLATIONS_DIR="$(git rev-parse --show-toplevel)/${TRANSLATIONS_DIR}"
+  APPNAME=$(basename $(git rev-parse --show-toplevel))
+fi
+
+# determine POT name
+if [ -z "$POT" ]; then
+  if [ $# -gt 1 ]; then
+    POT="$APPNAME-desktops"
+  else
+    POT="$(basename "$1")/"
+  fi
+fi
+if [ "${POT%/}" != "${POT}" ]; then
+  TRANSLATIONS_DIR="$TRANSLATIONS_DIR/${POT%/}"
+  POT=${POT%/}
+fi
+if [ "${POT%.pot}" = "${POT}" ]; then
+  POT=${POT}.pot
+fi
+[ -d "$TRANSLATIONS_DIR" ] || \
+mkdir -p "$TRANSLATIONS_DIR"
+
+# prepare keywords to match
+KEYWORDS_MATCH="$(echo "$KEYWORDS" | sed -e "s|^ *||" -e "s| *$||" -e "s# \+#\\\\|#g" )"
+
+# prepare desktop files for xgettext
+unset DO
+unset DX
+while [ $# -gt 0 ]; do
+  D="$1"
+  shift
+  DO="$DO|$D.orig"
+  DX="$DX|$D.tde_l10n"
+
+  if [ ! -f "$D.orig" ]; then
+    mv "$D" "$D.orig"
+    grep -v "^[a-zA-Z][^=]*\[[a-z][^=]*\]" "$D.orig" > "$D"
+  fi
+
+  # xgettext for desktop files generates a reference to the source file
+  # one line below the actual position and does not have the option
+  # to use the variable name as a comment in the POT file.
+  # That's why we have our own mechanism for extracting strings.
+  sed \
+    -e "s|\"|\\\\\"|g" \
+    < $D | \
+  sed \
+    -e "s#^\($KEYWORDS_MATCH\)[ ]*=[ ]*\(.*\)#/*\1*/i18n(\"\2\");#;t" \
+    -e "s|.*||" \
+    > $D.tde_l10n
+done
+
+# extract strings
+#xgettext --foreign-user -L Desktop -k -k"Name" -k"GenericName" -k"Comment" -k"Keywords" -k"Description" -k"ExtraNames" -k"X-TDE-Submenu" -o - "$D" | \
+echo -n "${DX#|}" | tr "|" "\0" | xargs -r0 \
+xgettext --foreign-user -Cc -ki18n -o - | \
+sed "s|\.tde_l10n||g" | \
+sed "s|Content-Type: text/plain; charset=CHARSET|Content-Type: text/plain; charset=UTF-8|"  \
+> "$TRANSLATIONS_DIR/$POT"
+POT_HEADER=$(sed -n "1,/^$/p" "$TRANSLATIONS_DIR/$POT")
+
+# remove temporary files
+echo -n "${DX#|}" | tr "|" "\0" | xargs -r0 \
+rm
+
+# process languages
+echo -n "${DO#|}" | tr "|" "\0" | xargs -r0 cat |
+sed -n "s|.*\[\([^]]*\)\][ ]*=.*|\1|p" | \
+grep -vx "xx" | \
+sort -u | \
+while read L; do
+  echo "$POT_HEADER" | sed "s|\(Language: \)|\1$L|" > "$TRANSLATIONS_DIR/$L.po"
+  echo >> "$TRANSLATIONS_DIR/$L.po"
+
+  # process sections
+  echo "${DO#|}" | tr "|" "\n" |
+  while read D; do
+    sed -n "s|^\[\(.*\)\]$|\1|p" "$D" | \
+    while read S; do
+      # process variables
+      sed -n "/^\[$S\]/,/^\[/s|^\([^#\[][^\[]*\)\[$L\][ ]*=.*|\1|p" "$D" | \
+      while read V; do
+        MSGID=`sed -n -e "s|\"|\\\\\"|g" -e "/^\[$S\]/,/^\[/s|^$V[ ]*=[ ]*\(.*\)$|msgid \"\1\"|p" "$D"`
+        if [ -n "$MSGID" ] && [ -z "$(grep -Fx "$MSGID" "$TRANSLATIONS_DIR/$L.po")" ]; then
+          echo "$MSGID"
+          sed -n -e "s|\"|\\\\\"|g" -e "/^\[$S\]/,/^\[/s|^$V\[$L\][ ]*=[ ]*\(.*\)$|msgstr \"\1\"|p" "$D" | head -n1
+          echo
+        fi
+      done >> "$TRANSLATIONS_DIR/$L.po"
+    done
+  done
+
+  # update according to template
+  echo -n "-- $L "
+  msgmerge --update --backup=none "$TRANSLATIONS_DIR/$L.po" "$TRANSLATIONS_DIR/$POT"
+done
+
+# The LINGUAS file will be generated during build.
+#ls "$TRANSLATIONS_DIR" | LANG=C sort | sed -n "s|\.po$||p" > "$TRANSLATIONS_DIR/LINGUAS"