display usage and errors the same as makeuser.js

exec/allusers.js

-/* 
- *	ALLUSERS - Bulk User Editor for Synchronet User Database
- * 
- *	usage: jsexec allusers.js [[ARS] [...]] [[/modify] [...]]
- * 
- *	where ARS is any valid ARS string 
- *		(see http://www.synchro.net/docs/security.html)
- *	
- *	where modify is one of:
- *		L#                  			change security level to #
- *		F#[+|-]<flags>      			add or remove flags from flag set #
- *		E[+|-]<flags>       			add or remove exemption flags
- *		R[+|-]<flags>       			add or remove restriction flags
- * 
- *	examples:
- *
- *	jsexec allusers.js "L30" /FA  		add 'A' to flag set #1 for all level 30+ users
- *	jsexec allusers.js /F3-G      		remove 'G' from flag set #3 for all users
- *	jsexec allusers.js F2B /E-P 		remove 'P' exemption for all users with FLAG '2B'
- *	jsexec allusers.js "60$XA" /R+W 	add 'W' restriction for all level 60+ users 
- *										with exemption 'A'
- *
- *	NOTE: 	multi-word ARS strings or ARS strings with special characters
- *			must be enclosed in "quotes"
- */
+writeln("\nALLUSERS - Bulk User Editor for Synchronet User Database\n");
 
 (function() {
+    var error = false;
     
     /* required values for user matching */     
     var match_rules = [];
@@ -41,6 +18,32 @@
         exemptions:undefined
     }
     
+    /* display command usage */
+    function usage() {
+        writeln('usage: jsexec allusers.js [[ARS] [...]] [[/modify] [...]]');
+        writeln();
+        writeln('where ARS is any valid ARS string');
+        writeln('    (see http://www.synchro.net/docs/security.html)');
+        writeln();
+        writeln('where modify is one of:');
+        writeln('    L#                     change security level to #');
+        writeln('    F#[+|-]<flags>         add or remove flags from flag set #');
+        writeln('    E[+|-]<flags>          add or remove exemption flags');
+        writeln('    R[+|-]<flags>          add or remove restriction flags');
+        writeln();
+        writeln('examples: jsexec allusers.js ..');
+        writeln();
+        writeln('    "L30" /FA              add "A" to flag set #1 for all level 30+ users');
+        writeln('    /F3-G                  remove "G" from flag set #3 for all users');
+        writeln('    F2B /E-P               remove "P" exemption for all users with FLAG "2B"');
+        writeln('    "60$XA" /R+W           add "W" restriction for all level 60+ users');
+        writeln('                           with exemption "A"');
+        writeln();
+        writeln('NOTE: multi-word ARS strings or ARS strings with special characters');
+        writeln('      must be enclosed in "quotes"');
+        writeln();
+    }
+
     /* apply argument to edit rule */
     function setEditRule(str) {
         
@@ -71,14 +74,19 @@
                 restrictions = str.substr(1);
                 break;
             default:
-				throw("invalid edit rule: " + str);
+                writeln("* Invalid edit rule: " + str);
+                error = true;
                 break;
         }
         
-		if(level && level < 1 || level > 99)
-			throw("invalid security level: " + level);
-		if(flag_set < 1 || flag_set > 4)
-			throw("invalid flag set: " + flag_set);
+        if(level && level < 1 || level > 99) {
+            writeln("* Invalid security level: " + level);
+            error = true;
+        }
+        if(flag_set < 1 || flag_set > 4) {
+            writeln("* Invalid flag set: " + flag_set);
+            error = true;
+        }
             
         if(level && !edit_rule.level)
             edit_rule.level = level;
@@ -111,7 +119,7 @@
                     flags.unset |= flags_str(f);
             }
             else {
-				throw("invalid flag: " + f);
+                writeln("* Invalid flag: " + f);
             }
         }
         
@@ -162,6 +170,12 @@
         writeln("Modified " + matches.length + " record(s)");
     }
 
+    /* if no arguments were passed, display command usage */
+    if(argc == 0) {
+        usage();
+        return;
+    }
+    
     /* parse command arguments */
     while(argv.length > 0) {
         var arg = argv.shift();
@@ -171,12 +185,21 @@
             match_rules.push(arg);
     }
     
+    /* if there was an error processing the request, exit */
+    if(error) {
+        writeln("\nError(s) processing request");
+        return false;
+    }
+
     /* search user list and return matches */
     var matches = matchUsers();
     
     /* edit matched users */
     editUsers(matches, edit_rule);
         
+    return true;
 })();
 
+writeln();
+
 

exec/slog.js

 (function() {
-	writeln("\r\nSynchronet System/Node Statistics Log Viewer v1.02\n");
+	writeln("\r\nSynchronet System/Node Statistics Log Viewer\n");
 
 	var sfile = new File(system.ctrl_dir + "csts.dab");
 	var list = [];
@@ -29,10 +29,14 @@
 		}
 	}
 
-	if(!file_exists(sfile.name))
-		throw(sfile.name + " does not exist");
-	if(!sfile.open('r+b'))
-		throw("error opening " + sfile.name);
+	if(!file_exists(sfile.name)) {
+		writeln("* " + sfile.name + " does not exist");
+		return false;
+	}
+	if(!sfile.open('r+b')) {
+		writeln("* error opening " + sfile.name);
+		return false;
+	}
 
 	while(sfile.position <= file_size(sfile.name) - 40) {