From 8c1b42667ec8bd32622cfa3dc546434fb6cbf7e3 Mon Sep 17 00:00:00 2001
From: Christophe Nanteuil <christophe.nanteuil@gmail.com>
Date: Sun, 14 May 2023 12:41:02 +0200
Subject: [PATCH] Simple tool to ease resolving fuzzies

---
 .scripts/fuzzy_diff | 40 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 40 insertions(+)
 create mode 100755 .scripts/fuzzy_diff

diff --git a/.scripts/fuzzy_diff b/.scripts/fuzzy_diff
new file mode 100755
index 00000000..bc608bb6
--- /dev/null
+++ b/.scripts/fuzzy_diff
@@ -0,0 +1,40 @@
+#!/bin/sh
+
+if [[ $# -ne 1 ]]; then
+ echo "usage: $0 PO_FILE"
+ echo "Ease the correction of fuzzies inserted by merge commits"
+ exit
+fi
+
+# Temp directory to filter files before display
+TMP_DIR=$(mktemp -d /tmp/fuzzy_diff.XXXXXX || exit 1)
+trap 'rm --force --recursive "$TMP_DIR"' EXIT
+
+
+PO_EDITOR=$(which poedit)
+DIFFTOOL=$(which meld)
+PO_FILE=$1
+
+# search for revs where fuzzy was added or suppressed
+# and filter where commit message contains 'merge'
+FUZZY_REVS=$(git log --oneline -S '#, fuzzy' ${PO_FILE} | \
+             grep -i 'merge' | \
+             awk '{ print $1 }')
+
+{PO_EDITOR} ${PO_FILE} 2>/dev/null &
+for sha in ${FUZZY_REVS} ; do
+    # show the diff between parent rev and fuzzy rev
+
+    # simple version which includes all modifications
+    #git difftool --no-prompt ${sha}^ ${sha} -- ${PO_FILE}
+
+    # filter files à la mode textconv
+    git show ${sha}:${PO_FILE} | grep -v -e '^#:' -e '^"PO' > ${TMP_DIR}/right.po
+    git show ${sha}^:${PO_FILE} | grep -v -e '^#:' -e '^"PO' > ${TMP_DIR}/left.po
+    ${DIFFTOOL} ${TMP_DIR}/left.po ${TMP_DIR}/right.po
+done
+
+# clean up temp directory
+rm --force --recursive "$TMP_DIR"
+trap - EXIT
+