Cleaning up code, added triggers, The bot now greets people when they enter the room.

bot.sh

@@ -33,7 +33,7 @@ do
        continue 
       fi
       echo "MODE #$channel +o $who" >> $input
-      [ -e greeting.txt ] && msg "$chan" "$who: $(shuf -n1 greeting.txt)"
+      ./triggers/greet/greet.sh $who $chan
     ;;
     # run when a message is seen
     *PRIVMSG*)
@@ -53,10 +53,10 @@ do
       com=$(echo "$will" | cut -d " " -f1)
       if [ -z "$(ls modules/ | grep -i -- "$com")" ] || [ -z "$com" ]
       then
-        ./modules/help/help.sh $who $from >> $input
+        ./modules/help/help.sh $who $from
         continue
       fi
-      ./modules/$com/$com.sh $who $from $(echo "$will" | cut -d " " -f2-99) >> $input
+      ./modules/$com/$com.sh $who $from $(echo "$will" | cut -d " " -f2-99)
     ;;
     *)
       echo "$res"

functions.sh

@@ -1,9 +1,13 @@
 #!/bin/bash
 
+if [ -z "$input" ]; then
+input=".bot.cfg"
+fi
+
 msg()
 {
   local msg="PRIVMSG $1"
 shift
-echo "$msg $@" | tee -a "$log"
+echo "$msg $@" | tee -a "$input"
 }
 

greeting.txt

@@ -1 +0,0 @@
-welcome to $channel

triggers/greet/greet.sh

@@ -0,0 +1,15 @@
+[ -f functions.sh ] && source functions.sh
+# All names to match are completely lowercase.
+case "${1,,}" in
+storm_dragon)
+msg "$2" "my lord, $1: how may I serve you?"
+;;
+*)
+greeting=(
+  Greetings   
+Howdy
+  "Wazzup Moe Fugger!"
+  Welcome
+)
+msg "$2" "$1: ${greeting[$(($RANDOM % ${#greeting[@]}))]}"
+esac