libremessages: added in_array function

1 files changed, 42 insertions, 17 deletions

diff --git a/libremessages b/libremessages
index d333f3f..5d817dd 100755
--- a/libremessages
+++ b/libremessages
@@ -26,24 +26,27 @@ export TEXTDOMAINDIR='/usr/share/locale'
 
 # check if messages are to be printed using color
 unset ALL_OFF BOLD BLUE GREEN RED YELLOW
-
-if tput setaf 0 &>/dev/null; then
-    ALL_OFF="$(tput sgr0)"
-    BOLD="$(tput bold)"
-    BLUE="${BOLD}$(tput setaf 4)"
-    GREEN="${BOLD}$(tput setaf 2)"
-    RED="${BOLD}$(tput setaf 1)"
-    YELLOW="${BOLD}$(tput setaf 3)"
-    PURPLE="${ALL_OFF}$(tput setaf 5)"
-else
-    ALL_OFF="\033[1;0m"
-    BOLD="\033[1;1m"
-    BLUE="${BOLD}\033[1;34m"
-    GREEN="${BOLD}\033[1;32m"
-    RED="${BOLD}\033[1;31m"
-    YELLOW="${BOLD}\033[1;33m"
-    PURPLE="${BOLD}\033[1;30;40m"
+if [[ -t 2 ]]; then
+	# prefer terminal safe colored and bold text when tput is supported
+	if tput setaf 0 &>/dev/null; then
+		ALL_OFF="$(tput sgr0)"
+		BOLD="$(tput bold)"
+                PURPLE="${ALL_OFF}$(tput setaf 5)"
+		BLUE="${BOLD}$(tput setaf 4)"
+		GREEN="${BOLD}$(tput setaf 2)"
+		RED="${BOLD}$(tput setaf 1)"
+		YELLOW="${BOLD}$(tput setaf 3)"
+	else
+		ALL_OFF="\e[1;0m"
+		BOLD="\e[1;1m"
+		BLUE="${BOLD}\e[1;34m"
+		GREEN="${BOLD}\e[1;32m"
+		RED="${BOLD}\e[1;31m"
+		YELLOW="${BOLD}\e[1;33m"
+                PURPLE="${BOLD}\033[1;30;40m"
+    fi
 fi
+readonly ALL_OFF BOLD BLUE GREEN RED YELLOW PURPLE
 
 stdnull() {
     eval "$@ >/dev/null 2>&1"
@@ -74,3 +77,25 @@ error() {
     printf "${RED}==> $(gettext "ERROR:")${ALL_OFF}${BOLD} ${mesg}${ALL_OFF}\n" "$@" >&2
 }
 
+stat_busy() {
+	local mesg=$1; shift
+	printf "${GREEN}==>${ALL_OFF}${BOLD} ${mesg}...${ALL_OFF}" >&2
+}
+
+stat_done() {
+	printf "${BOLD}done${ALL_OFF}\n" >&2
+}
+
+# usage : in_array( $needle, $haystack )
+in_array() {
+  [[ $2 ]] || return 1  # Not found
+
+  local needle=$1; shift
+  local item
+
+  for item in "$@"; do
+    [[ ${item#@} = $needle ]] && return 0  # Found
+  done
+
+  return 1 # Not Found
+}