From e557aa866b8c174202a00194e3a75b9f8a16cb35 Mon Sep 17 00:00:00 2001
From: Thomas Goyne <plorkyeran@aegisub.org>
Date: Wed, 4 Apr 2012 02:47:05 +0000
Subject: [PATCH] Fix pot generation

Filter out duplicate strings, and escape backslashes from lua strings.

Include strings from aegisub.desktop.

Originally committed to SVN as r6655.
---
 aegisub/po/make_pot.sh | 47 +++++++++++++++++++++++++++++++-----------
 1 file changed, 35 insertions(+), 12 deletions(-)

diff --git a/aegisub/po/make_pot.sh b/aegisub/po/make_pot.sh
index e35b9da0b..1e01c6b7e 100755
--- a/aegisub/po/make_pot.sh
+++ b/aegisub/po/make_pot.sh
@@ -1,17 +1,40 @@
 #!/bin/sh
 
-find ../src ../src/command -name \*.cpp -o -name \*.h | \
-    xgettext --files-from=- -o - --c++ -k_ -kSTR_MENU -kSTR_DISP -kSTR_HELP -kwxT | \
-    sed 's/SOME DESCRIPTIVE TITLE/Aegisub 3.0.0/' | \
-    sed 's/YEAR/2005-2012/' | \
-    sed "s/THE PACKAGE'S COPYRIGHT HOLDER/Rodrigo Braz Monteiro, Niels Martin Hansen, Thomas Goyne et. al./" | \
-    sed 's/PACKAGE/Aegisub 3.0.0/' > \
-    aegisub.pot
+maybe_append() {
+  while read -r msg; do
+    msgfile=$(echo $msg | cut -d'|' -f1)
+    msgline=$(echo $msg | cut -d'|' -f2)
+    msgid=$(echo $msg | cut -d'|' -f3-)
 
-sed '/"text"/!d;s/^.*"text" : \("[^"]\+"\).*$/\n#: default_menu.json\nmsgid \1\nmsgstr ""\n/' ../src/libresrc/default_menu.json >> aegisub.pot
+    if ! grep -Fq "msgid $msgid" aegisub.pot; then
+      echo "\n#: $msgfile:$msgline\nmsgid $msgid\nmsgstr \"\"\n" >> aegisub.pot
+    fi
+  done
+}
 
-find ../automation -name *.lua | \
-    xargs grep tr\"[^\"]\*\" -o -n | \
-    sed 's/\(.*\):\([0-9]\+\):tr\(".*"\)/#: \1:\2\nmsgid \3\nmsgstr ""\n/' \
-    >> aegisub.pot
+find ../src ../src/command -name \*.cpp -o -name \*.h \
+  | xgettext --files-from=- -o - --c++ -k_ -kSTR_MENU -kSTR_DISP -kSTR_HELP -kwxT \
+  | sed 's/SOME DESCRIPTIVE TITLE./Aegisub 3.0.0/' \
+  | sed 's/YEAR/2005-2012/' \
+  | sed "s/THE PACKAGE'S COPYRIGHT HOLDER/Rodrigo Braz Monteiro, Niels Martin Hansen, Thomas Goyne et. al./" \
+  | sed 's/PACKAGE/Aegisub/' \
+  | sed 's/VERSION/3.0.0/' \
+  | sed 's/FIRST AUTHOR <EMAIL@ADDRESS>/Niels Martin Hansen <nielsm@aegisub.org>/' \
+  | sed 's/CHARSET/UTF-8/' \
+  > aegisub.pot
 
+sed '/"text"/!d;s/^.*"text" : \("[^"]\+"\).*$/default_menu.json|0|\1/' ../src/libresrc/default_menu.json \
+  | maybe_append
+
+find ../automation -name *.lua \
+  | xargs grep tr\"[^\"]\*\" -o -n \
+  | sed 's/\(.*\):\([0-9]\+\):tr\(".*"\)/\1|\2|\3/' \
+  | sed 's/\\/\\\\\\\\/g' \
+  | maybe_append
+
+for i in 'Name' 'GenericName' 'Comment'
+do
+  grep ^$i -n ../desktop/aegisub.desktop.in \
+    | sed 's/\([0-9]\+\):[^=]\+=\(.*\)$/aegisub.desktop|\1|"\2"/' \
+    | maybe_append
+done