Initial commit

rar2zip.sh

@@ -0,0 +1,53 @@
+#!/bin/bash
+#
+# rar2zip conversion script
+# Based on: https://shkspr.mobi/blog/2016/12/converting-rar-to-zip-in-linux/
+#
+# Usage: rar2zip.sh file [file ...]
+
+echo "Converting RARs to ZIPs"
+
+# Use RAM disk for temporary files.
+WORKDIR="/dev/shm/"
+
+for INFILE in "$@"; do
+    # Absolute path to old file
+    OLDFILE=`realpath "${INFILE}"`
+
+    # Get the file name without the extension
+    BASENAME=`basename "${OLDFILE%.*}"`
+
+    # Path for the file. The ".zip" file will be written there.
+    DIRNAME=`dirname "$OLDFILE"`
+
+    # Name of the .zip file
+    NEWNAME="${DIRNAME}/$BASENAME.zip"
+
+    if [ ! -e "${NEWNAME}" ]; then
+        # Set name for the temp dir. This directory will be created under WORKDIR
+        TEMPDIR=`mktemp -p "$WORKDIR" -d`
+
+        # Create a temporary folder for unRARed files
+        echo "Extracting $OLDFILE"
+    
+        rar x "$OLDFILE" "${TEMPDIR}/"
+
+        # Zip the files with maximum compression
+        7z a -tzip -mx=9 "$NEWNAME" "${TEMPDIR}/*"
+        # Alternative. MUCH SLOWER, but better compression
+        # 7z a -mm=Deflate -mfb=258 -mpass=15 -r "$NEWNAME" *
+
+        # Preserve file modification time
+        touch -r "$OLDFILE" "$NEWNAME"
+
+        # Delete the temporary directory
+        rm -r "$TEMPDIR"
+
+        # OPTIONAL. Safe-remove the old file
+        #gio trash "$OLDFILE"
+    else
+        echo "${NEWNAME}: File exists!"
+    fi
+done
+
+echo "Conversion Done"