blends-common 0.6.100ubuntu2 / usr / share / blends / blend-actions

# $Id$
#
# Backend independant functions for blends package
#
# For error codes check in /usr/include/sysexits.h

# CHECK Functions

# checks if Blend $1 exists as a Blend
checkBlend() {
	RET=0
	BLEND=$1
	if [ $# -ne 1 ]; then
		RET=64 # EX_USAGE
	elif ! [ -d ${CONFBASE}/`toLower ${BLEND}` ]; then
		RET=67 # EX_NOUSER
	fi
	return ${RET}
}

# GET Functions

# echos a space separated list of Blends registered into Blend subsystem
getBlendList() {
	# print out dir in CONFBASE and stript last space added by printf
	find ${CONFBASE} -mindepth 1 -maxdepth 1 -not -name CVS -type d -printf "%f " | sed s/.$/\\n/g
}

# echoes a list of DBBACKEND for Blend present in the current system
getBackendList() {
	find ${SHAREDIR} -mindepth 1 -maxdepth 1 \
		-not -name CVS -and -not -name menu \
		-type d -printf "%f " | sed s/.$/\\n/g
}

# is user registered in at least one Blend?
# it's a kludgy way :(, run a subshell and iterate on every registered Blend
# checking if a user covers a Role in that Blend.
isUserRegistered() {
	RET=1 # return false
	BLENDUSER=$1

	for BLEND in `getBlendList`; do
		# Run a subshell as a environment sandbox
		(   test -f ${CONFBASE}/${BLEND}/${BLEND}.conf &&
				. ${CONFBASE}/${BLEND}/${BLEND}.conf
			. ${SHAREDIR}/${DBBACKEND}/blend-actions
			checkUserInBlend ${BLEND} ${BLENDUSER} && exit 0
		) && RET=0 && break 
	done
	return ${RET}
}