Correct whitespaces

mailtosesame

@@ -1,32 +1,40 @@
 #!/bin/sh
 
 # This script will convert UR1 user mail into UR1 user sesame
-# The first argument should be a file with a mail by line!
+# The first argument must be :
+#   a file with a mail by line !
+#   a mail address
 
 # Dependancies:
 # ldapsearch (provide by ldap-utils on GNU/Linux)
 
-MAIL_LIST="${1}"
-UID_LIST="${MAIL_LIST}_uid"
+# Test if the first arg is a existing file
+if [ -f "${1}" ]; then
+	MAIL_LIST="${1}"
+	UID_LIST="${MAIL_LIST}_uid"
 
-# Test if the given file exists
-if [ -f "${MAIL_LIST}" ]; then
-  touch "${UID_LIST}"
+	touch "${UID_LIST}"
+
+	index=0
+	while read -r mail; do
+		index=$((index+1))
+		uid=$(ldapsearch -ZZ -H ldap://ldap.univ-rennes1.fr -LLL '(mail='"${mail}"')' -b "dc=univ-rennes1,dc=fr" -x uid | grep "^uid" | cut -d" " -f2)
+
+		#printf '%b' "${index}: ${mail} -> ${uid}\n"
+		printf '%b' "${uid}\n" >> "${UID_LIST}"
+
+	done < "${MAIL_LIST}"
+
+	printf '%b' "Please see ${UID_LIST} file\n"
+	exit 0
 else
-  printf '%b' "The fist argument should be a file with one mail/line\n"
-  exit 1
+	MAIL="${1}"
+
+	printf '%b' "This email address correspond to :\n"
+
+	ldapsearch -ZZ -H ldap://ldap.univ-rennes1.fr -LLL '(mail='"${MAIL}"')' -b "dc=univ-rennes1,dc=fr" -x uid | grep "^uid" | cut -d" " -f2
+
+	exit 0
 fi
 
-index=0
-while read mail; do
-  index=$((index+1))
-  uid=$(ldapsearch -ZZ -H ldap://ldap.univ-rennes1.fr -LLL '(mail='"${mail}"')' -b "dc=univ-rennes1,dc=fr" -x uid | grep "^uid" | cut -d" " -f2)
-
-  #printf '%b' "${index}: ${mail} -> ${uid}\n"
-  printf '%b' "${uid}\n" >> "${UID_LIST}"
-
-done < "${MAIL_LIST}"
-
-printf '%b' "Please see ${UID_LIST} file\n"
-
 exit 0