From 3410957620b306b599446bfe77c935e612c33a92 Mon Sep 17 00:00:00 2001
From: David Lecompte <3gpp@metani.eu>
Date: Fri, 24 Jul 2026 14:31:03 +0200
Subject: [PATCH] Adding docx2txt to convert a docx to a txt file

---
 bin/docx2txt.sh | 65 +++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 65 insertions(+)
 create mode 100755 bin/docx2txt.sh

diff --git a/bin/docx2txt.sh b/bin/docx2txt.sh
new file mode 100755
index 0000000..8bf5a3c
--- /dev/null
+++ b/bin/docx2txt.sh
@@ -0,0 +1,65 @@
+#!/bin/bash
+
+if [[ $# -eq 0 ]] ; then
+    echo "Usage: ${0##*/} file [files]"
+    echo "Extract ASN.1 from one or more 3GPP 38.331 docx files and save them to .txt files"
+    exit 1
+fi
+
+if [[ ! -w . ]] ; then
+    echo "Cannot write to current directory"
+    exit 1
+fi
+
+platform=$(uname)
+
+case $platform in
+    Linux) libreoffice="libreoffice" ;;
+    CYGWIN*) libreoffice="soffice" ;;
+    *) echo "Unkown platform $platform"
+       exit 1;;
+esac
+
+if [[ ! -x $(which "$libreoffice") ]] ; then
+    echo "Cannot find libreoffice executable"
+    echo "Make sure it is installed and the PATH variable includes its path"
+    exit 1
+fi
+   
+while [ "$#" -gt 0 ]; do
+
+    echo "Processing $1"
+
+    if [[ ! -f "$1" ]] || [[ ! -r "$1" ]] ; then
+	echo "$1 is not a readable file"
+	shift
+	continue
+    fi    
+
+    $libreoffice --convert-to txt "$1"
+    
+    if [[ ! -f "${1%.docx}.txt" ]] || [[ ! -r "${1%.docx}.txt" ]] ; then
+	echo "libreoffice did not create ${1%.docx}.txt"
+	shift
+	continue
+    fi
+
+    case $platform in
+	# Replace EN-DASH (UTF-8 encoding) at line start with -
+	Linux) LC_ALL=C sed -i $'s/^\u2013/-/g' "${1%.docx}.txt" ;;
+	
+	# Replace EN-DASH (Windows-1252 encoding) at line start with -
+	# Remove CR (0x0d) put by libreoffice in windows before each LF (0x0a)
+	CYGWIN*) LC_ALL=C sed -i $'s/^\x96/-/g; s/\r$//' "${1%.docx}.txt" ;;
+	*) echo "Unkown platform $platform"
+	   exit 1;;
+    esac
+
+    # Changes things that should not be so in the specification
+    # Change "-- Cond N3C MP" to "-- Cond N3C-MP" (to respect condition naming rules)
+    LC_ALL=C sed -i 's/-- Cond N3C MP/-- Cond N3C-MP/' "${1%.docx}.txt"
+    LC_ALL=C sed -i 's/^N3C MP/N3C-MP/' "${1%.docx}.txt"
+    LC_ALL=C sed -i 's/-- Cond HOAndServCellAdd,$/-- Cond HOAndServCellAdd/' "${1%.docx}.txt"
+    shift
+done
+
-- 
2.47.3