extractor improve

files/archive-extract2folder

@@ -1,8 +1,36 @@
 #!/bin/bash
 
 set -e
+set -x
+
+_help() {
+    echo 'Usage:
+
+    archive-extract2folder [--ask] [arch1] [arch2] ...
+       Extracts archives (tar/tgz/tar.Z/zip/rar) to folder arch1/  creating an extra folder level
+
+    archive-extract [--ask] [arch1] [arch2] ...
+       Extracts archives (tar/tgz/tar.Z/zip/rar) to the current folder
+
+    Arguments:
+      --ask     Ask before extracting
+'
+    exit
+}
+
+ASK=0
+[[ -z "$1" ]] && _help
+for (( i=1; i<=$#; i++ )); do
+    [[ ${!i} = "-h" ]] && _help
+    [[ ${!i} = "--help" ]] && _help
+    [[ ${!i} = "--ask" ]] && ASK=1
+done
+self=$( basename $0 )
 
 for arch in "$@"; do
+    if [[ ! -e "$arch" ]]; then
+      continue
+    fi
     case "$arch" in
         *.tar) D="`basename "$arch" .tar`"; U="tar -x -v -f"; ;;
         *.tar.gz) D="`basename "$arch" .tar.gz`"; U="tar -x -z -v -f"; ;;
@@ -12,18 +40,32 @@ for arch in "$@"; do
         *.tar.bz2) D="`basename "$arch" .tar.bz2`"; U="tar -x -j -v -f"; ;;
         *.zip) D="`basename "$arch" .zip`"; U="unzip"; ;;
         *.rar) D="`basename "$arch" .rar`"; U="unrar x"; ;;
+        *)
+            echo "Cannot extract file $arch"
+        ;;
     esac
+    archive=$( realpath "$arch" )
+    if [[ "$self" = "archive-extract2folder" ]]; then
+        out_folder="$PWD/$D/"
+    fi
+    if [[ "$self" = "archive-extract" ]]; then
+        out_folder="$PWD/"
+    fi
 
-    if [[ -z "$FORCE_EXTRACT" ]]; then
+    if [[ "$ASK" == 1 ]]; then
         echo "extract $arch to $PWD/$D/?"
         read foo
     else
         echo "extracting $arch to $PWD/$D/"
     fi
-    mkdir -p "$D"
-    archive=$( realpath "$arch" )
-    pushd "$D"
-    $U "$archive"
-    popd
+
+    if [[ "$self" = "archive-extract2folder" ]]; then
+        mkdir -p "$D"
+        pushd "$D"
+        $U "$archive"
+        popd
+    fi
+    if [[ "$self" = "archive-extract" ]]; then
+        $U "$archive"
+    fi
 done
-sleep 1