New aliases

bash/bash_functions

@@ -0,0 +1,51 @@
+#!/usr/bin/env bash
+
+### ARCHIVE EXTRACTION
+# usage: ex <file>
+function ex {
+ if [ -z "$1" ]; then
+    # display usage if no parameters given
+    echo "Usage: ex <path/file_name>.<zip|rar|bz2|gz|tar|tbz2|tgz|Z|7z|xz|ex|tar.bz2|tar.gz|tar.xz>"
+    echo "       extract <path/file_name_1.ext> [path/file_name_2.ext] [path/file_name_3.ext]"
+ else
+    for n in "$@"
+    do
+      if [ -f "$n" ] ; then
+          case "${n%,}" in
+            *.cbt|*.tar.bz2|*.tar.gz|*.tar.xz|*.tbz2|*.tgz|*.txz|*.tar)
+                         tar xvf "$n"       ;;
+            *.lzma)      unlzma ./"$n"      ;;
+            *.bz2)       bunzip2 ./"$n"     ;;
+            *.cbr|*.rar)       unrar x -ad ./"$n" ;;
+            *.gz)        gunzip ./"$n"      ;;
+            *.cbz|*.epub|*.zip)       unzip ./"$n"       ;;
+            *.z)         uncompress ./"$n"  ;;
+            *.7z|*.arj|*.cab|*.cb7|*.chm|*.deb|*.dmg|*.iso|*.lzh|*.msi|*.pkg|*.rpm|*.udf|*.wim|*.xar)
+                         7z x ./"$n"        ;;
+            *.xz)        unxz ./"$n"        ;;
+            *.exe)       cabextract ./"$n"  ;;
+            *.cpio)      cpio -id < ./"$n"  ;;
+            *.cba|*.ace)      unace x ./"$n"      ;;
+            *)
+                         echo "ex: '$n' - unknown archive method"
+                         return 1
+                         ;;
+          esac
+      else
+          echo "'$n' - file does not exist"
+          return 1
+      fi
+    done
+fi
+}
+
+function ensure {
+  if [ -z "$1" ]; then
+    echo "Usage: ensure <command>"
+  else
+    if ! command -v $1 &> /dev/null
+    then
+        echo "$1 could not be found"
+    fi
+  fi
+}