From 246236307770bb01b2c9d7f1fe21027b93f3f5a6 Mon Sep 17 00:00:00 2001
From: Harvie <tomas@mudrunka.cz>
Date: Tue, 24 Aug 2010 04:22:24 +0200
Subject: [PATCH] New answerscript that implements few new features (numbered
 scripts, parallel processing, random delay emulating human factor,
 documentation...)

---
 purple/answerscripts.sh | 45 ++++++++++++++++++++++++++++++++++-------
 1 file changed, 38 insertions(+), 7 deletions(-)

diff --git a/purple/answerscripts.sh b/purple/answerscripts.sh
index 7cd2864..dbcb548 100755
--- a/purple/answerscripts.sh
+++ b/purple/answerscripts.sh
@@ -9,7 +9,7 @@
 #		- WARNING: You should mind security (don't let attackers to execute their messages/nicks!)
 #		- Each line of output is sent as reply to that message
 #		- You can try to rewrite this script in PERL or C for better performance (or different platform)
-#		- This script have .exe suffix as i hope it can be eventualy replaced by some binary on windows
+#		- On M$ Windows answerscripts.exe from libpurple directory will be called instead of this script
 #
 #	Basic example can look like this:
 #		[ "$ANSW_STATUS" != 'available' ] && echo "<$ANSW_FROM> $ANSW_MSG" && echo "My status: $ANSW_STATUS_MSG";
@@ -28,17 +28,48 @@
 #
 #	Maybe you will want to add more hooks for receiving messages, so i've made following script
 #	- It just executes all +x files in answerscripts.d directory so you should do your magic there
-#	- To disable some of those scripts just use chmod -x script
+#	- To disable some of those scripts simply use: chmod -x ./script
+#	- There is some basic structure, which means that all scripts should start their names with two-digit number
+#	- Files are executed in order specified by those numbers and some numbers have special meanings:
+#		- AB?!_ scripts without numbers are NOT executed!
+#		- 00   	executed immediately, zero or single line output (parallel async processing)
+#		- 01-48 executed immediately, multiline output (serial processing)
+#		- 49    delay script (adds random delay to emulate human factor)
+#		- 50    executed after delay, zero or single line output (parallel async processing)
+#		- 51-79 executed after delay, multiline output (serial processing)
+#		- 80-99	reserved for future
 
 #legacy support, please do NOT use PURPLE_* variables in new scripts,
 #this will be removed in future releases:
 export PURPLE_FROM="$ANSW_FROM"
 export PURPLE_MSG="$ANSW_MSG"
 
-#this should be modified to use run-parts in future:
-dir="$(dirname "$0")"/answerscripts.d
+#this may be modified to use run-parts from coreutils in future (can't get it to work):
+
+dir="$(dirname "$0")"; cd "$dir" #chdir to ~/.purple/ or similar
+dir="${dir}/answerscripts.d"
 if test -d "$dir"; then
-	for script in "$dir"/*; do
-		test -x "$script" && "$script"
-	done
+	for i in {00..99}; do
+
+		#sleep at 49 (this can be replaced by 49-delay.sh, but this should be faster)
+		[ $i -eq 49 ] && {
+			sleep $[ 2 + ($RANDOM % 8) ]; #2-9 seconds of sleep
+			continue;
+		}
+
+		#execute scripts
+		ls -1 "$dir/$i"* 2>/dev/null | while read script; do
+			test -x "$script" && {
+				#determine wheter execute on background or foreground
+				if [ $i -eq 00 ] || [ $i -eq 50 ]; then
+					"$script" &
+				else
+					"$script"
+				fi;
+			}
+		done;
+
+		wait; #wait for processes on background
+
+	done;
 fi
-- 
2.30.2