Add extract funtion

zsh/scripts

@@ -55,3 +55,26 @@ function pdf-like-scanned () {
                 -attenuate 0.4 +noise Multiplicative -attenuate 0.03 +noise Multiplicative -sharpen 0x1.0 \
                 -colorspace Gray "$OUT"_scanned.pdf
 }
+
+# Extract files
+# src: https://github.com/mawalu/dotfiles/blob/master/zsh/.zsh/functions.zsh#L21
+function extract () {
+    if [ -f $1 ] ; then
+        case $1 in
+            *.tar.bz2) tar xjf $1 ;;
+            *.tar.gz) tar xzf $1 ;;
+            *.bz2) bunzip2 $1 ;;
+            *.rar) unrar x $1 ;;
+            *.gz) gunzip $1 ;;
+            *.tar) tar xf $1 ;;
+            *.tbz2) tar xjf $1 ;;
+            *.tgz) tar xzf $1 ;;
+            *.zip) unzip $1 ;;
+            *.Z) uncompress $1;;
+            *.7z) 7z x $1 ;;
+            *) echo "'$1' cannot be extracted via ex()" ;;
+       esac
+    else
+        echo "'$1' is not a valid file"
+    fi  
+}