Fixed persistent state deletion upon node update/delete

.gitignore

 node_modules
 .DS_Store
+states

CHANGELOG.md

 # node-red-contrib-boolean-logic-ultimate
 <p>
+<b>Version 0.0.2</b><br/>
+- Fixed persistent state deletion upon node update/delete<br/>
+</p>
+<p>
 <b>Version 0.0.1</b><br/>
 - Initial release<br/>
 </p>

boolean-logic-ultimate/BDebug.html

-<script type="text/javascript">
-    RED.nodes.registerType('BDebug',{
-        category: 'boolean logic ultimate',
-        color: '#ff8080',
-        defaults: {
-			name: { 
-				value: "Debug"
-			}			
-        },
-        inputs:1,
-        outputs:0,
-        icon: "debug.png",
-        label: 
-			function() {
-				return this.name||"Debug";
-			},
-		paletteLabel: function() {
-			return "Debug";
-		}
-    });
-</script>
-
-<script type="text/x-red" data-template-name="BDebug">
-	<div class="form-row">
-        <label for="node-input-name"><i class="icon-tag"></i> Name</label>
-        <input type="text" id="node-input-name" placeholder="Name">
-    </div>
-</script>
-
-<script type="text/x-red" data-help-name="BDebug">
-    <p>A debug node specifically targeting boolean logic.</p>
-</script>

boolean-logic-ultimate/BDebug.js

-module.exports = function(RED) {
-    function BDebug(config) {
-        RED.nodes.createNode(this,config);
-		this.config = config;
-		var node = this;
-		var NodeHelper = require('./NodeHelper.js');
-		var h = new NodeHelper( node );
-		
-        this.on('input', function(msg) {
-			var topic = msg.topic;
-			var payload = msg.payload;
-			
-			if( topic !== undefined && payload !== undefined ) {
-				h.DisplayStatus( h.ToBoolean( payload ) );
-			}
-        });
-
-		h.DisplayUnkownStatus();
-    }	
-	
-    RED.nodes.registerType("BDebug",BDebug);
-}

boolean-logic-ultimate/BooleanLogicUltimate.html

 			return "Boolean Logic Ultimate";
 		},
         oneditsave: function () {
-			
+			// Delete persistent state file
+			$.get( "stateoperation_delete?nodeid=" +this.id, function( data ) {});
 		}
     });
 </script>

boolean-logic-ultimate/BooleanLogicUltimate.js

 		this.config = config;
         this.state = {};
 		var node = this;
-		var NodeHelper = require('./NodeHelper.js');
 		var fs = require('fs');
-		var h = new NodeHelper(node);
+		var decimal = /^\s*[+-]{0,1}\s*([\d]+(\.[\d]*)*)\s*$/
+	
 		
-		// Delete persistent states on change/deploy
-		DeletePersistFile();
+		// Helper for the config html, to be able to delete the peristent states file
+		RED.httpAdmin.get("/stateoperation_delete", RED.auth.needsPermission('BooleanLogicUltimate.read'), function (req, res) {
+			//node.send({ req: req });
+			DeletePersistFile(req.query.nodeid);
+			res.json({ status: 220 });
+		});
 
 		// Populate the state array with the persisten file
-		if (this.config.persist == true) {
+		if (node.config.persist == true) {
 			try {
-				var contents = fs.readFileSync(node.id.toString()).toString();
+				var contents = fs.readFileSync("states/" + node.id.toString()).toString();
 				if (typeof contents !== 'undefined') {
 					node.state = JSON.parse(contents);
-					node.status({fill: "blue",shape: "ring",text: "Loaded persistent states (" + Object.keys(this.state).length + " total)."});
+					node.status({fill: "blue",shape: "ring",text: "Loaded persistent states (" + Object.keys(node.state).length + " total)."});
 				}
 			} catch (error) {
 				node.status({fill: "grey",shape: "ring",text: "No persistent states"});
 			
 			if (topic !== undefined && payload !== undefined) {
 				
-				var value = h.ToBoolean( payload );
+				var value = ToBoolean( payload );
 				var state = node.state;
 				
 				state[topic] = value;
 
 				// Sabe the state array to a perisistent file
 				if (this.config.persist == true) { 
-					fs.writeFileSync(this.id.toString(),JSON.stringify(state));
+					if (!fs.existsSync("states")) fs.mkdirSync("states");
+					fs.writeFileSync("states/" + node.id.toString(),JSON.stringify(state));
 				}
 								
 				// Do we have as many inputs as we expect?
 					var resOR = CalculateResult("OR");
 					var resXOR = CalculateResult("XOR");
 
-					if (this.config.filtertrue == "onlytrue") {
+					if (node.config.filtertrue == "onlytrue") {
 						if (!resAND) { resAND = null };
 						if (!resOR) { resOR = null };
 						if (!resXOR) { resXOR = null };
 					}
-					h.SetResult(resAND,resOR,resXOR, node.config.topic);
+					SetResult(resAND,resOR,resXOR, node.config.topic);
 				}
 				else if(keyCount > node.config.inputCount ) {
 					node.warn( 
 							+ " [Logic]: More than the specified " 
 							+ node.config.inputCount + " topics received, resetting. Will not output new value until " + node.config.inputCount + " new topics have been received.");
 					node.state = {};
-					h.DisplayUnkownStatus();
+					DisplayUnkownStatus();
 				}
 			}
-        });
+		});
 		
-		function DeletePersistFile (){
+		this.on('close', function(removed, done) {
+			if (removed) {
+				// This node has been deleted
+				// Delete persistent states on change/deploy
+				DeletePersistFile(node.id);
+			} else {
+				// This node is being restarted
+			}
+			done();
+		});
+
+		function DeletePersistFile (_nodeid){
 			// Detele the persist file
+			var _node = RED.nodes.getNode(_nodeid); // Gets node object from nodeit, because when called from the config html, the node object is not defined
 			try {
-				fs.unlinkSync(node.id.toString());
-				node.status({fill: "red",shape: "ring",text: "Persistent states deleted."});
+				fs.unlinkSync("states/" + _nodeid.toString());
+				_node.status({fill: "red",shape: "ring",text: "Persistent states deleted ("+_nodeid.toString()+")."});
 			} catch (error) {
-				node.status({fill: "red",shape: "ring",text: "Error deleting persistent file: " + error.toString()});
+				_node.status({fill: "red",shape: "ring",text: "Error deleting persistent file: " + error.toString()});
 			}
 		}
 
 			return res;
 		}
 		
+		function ToBoolean( value ) {
+			var res = false;
+	
+			if (typeof value === 'boolean') {
+				res = value;
+			} 
+			else if( typeof value === 'number' || typeof value === 'string' ) {
+				// Is it formated as a decimal number?
+				if( decimal.test( value ) ) {
+					var v = parseFloat( value );
+					res = v != 0;
+				}
+				else {
+					res = value.toLowerCase() === "true";
+				}
+			}
+			
+			return res;
+		};
 		
+		function DisplayStatus ( value ) {
+			node.status( 
+				{ 
+					fill: value ? "green" : "red", 
+					shape: value ? "dot" : "ring", 
+					text: value ? "true" : "false" 
+				}
+			);
+		};
+
+		function DisplayUnkownStatus () {
+			node.status( 
+				{ 
+					fill: "gray", 
+					shape: "dot", 
+					text: "Unknown" 
+				});
+		};
+
+		function SetResult( _valueAND, _valueOR, _valueXOR, optionalTopic ) {
+			DisplayStatus( "AND:" + _valueAND + " OR:" +_valueOR + " XOR:" +_valueXOR);
+			
+			if (_valueAND!=null){
+				var msgAND = { 
+					topic: optionalTopic === undefined ? "result" : optionalTopic,
+					operation:"AND",
+					payload: _valueAND
+				};
+			}
+			if (_valueOR!=null){
+				var msgOR = { 
+					topic: optionalTopic === undefined ? "result" : optionalTopic,
+					operation:"OR",
+					payload: _valueOR
+				};
+			}
+			if (_valueXOR!=null){
+				var msgXOR = { 
+					topic: optionalTopic === undefined ? "result" : optionalTopic,
+					operation:"XOR",
+					payload: _valueXOR
+				};
+			}
+			node.send([msgAND,msgOR,msgXOR]);
+		};
     }	
 	
     RED.nodes.registerType("BooleanLogicUltimate",BooleanLogicUltimate);

boolean-logic-ultimate/Invert.js

         RED.nodes.createNode(this,config);
 		this.config = config;
 		var node = this;
-		var NodeHelper = require('./NodeHelper.js');
-		var h = new NodeHelper( node );
+
 		
         this.on('input', function(msg) {
 			var topic = msg.topic;
 			var payload = msg.payload;
 			
-			if( topic !== undefined && payload !== undefined ) {
-				h.SetResult( !h.ToBoolean( payload ), topic );
+			if (topic !== undefined && payload !== undefined) {
+				node.status( {fill:  "green" ,shape: "dot" ,text: !ToBoolean(payload)});
+				return({ topic: topic, payload: !ToBoolean(payload) });
 			}
         });
 		
-		h.DisplayUnkownStatus();
+		node.status( {fill:  "grey" ,shape: "dot" ,text: payload});
+
+		function ToBoolean( value ) {
+			var res = false;
+	
+			if (typeof value === 'boolean') {
+				res = value;
+			} 
+			else if( typeof value === 'number' || typeof value === 'string' ) {
+				// Is it formated as a decimal number?
+				if( decimal.test( value ) ) {
+					var v = parseFloat( value );
+					res = v != 0;
+				}
+				else {
+					res = value.toLowerCase() === "true";
+				}
+			}
+			
+			return res;
+		};
     }	
 	
 	

boolean-logic-ultimate/NodeHelper.js

-var NodeHelper = function( node ) {
-	var myNode = node;
-	var self = this;
-	var decimal = /^\s*[+-]{0,1}\s*([\d]+(\.[\d]*)*)\s*$/
-	
-	
-	this.ToBoolean = function( value ) {
-		var res = false;
-
-		if (typeof value === 'boolean') {
-			res = value;
-		} 
-		else if( typeof value === 'number' || typeof value === 'string' ) {
-			// Is it formated as a decimal number?
-			if( decimal.test( value ) ) {
-				var v = parseFloat( value );
-				res = v != 0;
-			}
-			else {
-				res = value.toLowerCase() === "true";
-			}
-		}
-		
-		return res;
-	};
-
-	this.DisplayStatus = function( value ) {
-		myNode.status( 
-			{ 
-				fill: value ? "green" : "red", 
-				shape: value ? "dot" : "ring", 
-				text: value ? "true" : "false" 
-			}
-		);
-	};
-	
-	this.DisplayUnkownStatus = function() {
-		myNode.status( 
-			{ 
-				fill: "gray", 
-				shape: "dot", 
-				text: "Unknown" 
-			});
-	};
-			
-	this.SetResult = function( _valueAND, _valueOR, _valueXOR, optionalTopic ) {
-		self.DisplayStatus( "AND:" + _valueAND + " OR:" +_valueOR + " XOR:" +_valueXOR);
-		
-		if (_valueAND!=null){
-			var msgAND = { 
-				topic: optionalTopic === undefined ? "result" : optionalTopic,
-				operation:"AND",
-				payload: _valueAND
-			};
-		}
-		if (_valueOR!=null){
-			var msgOR = { 
-				topic: optionalTopic === undefined ? "result" : optionalTopic,
-				operation:"OR",
-				payload: _valueOR
-			};
-		}
-		if (_valueXOR!=null){
-			var msgXOR = { 
-				topic: optionalTopic === undefined ? "result" : optionalTopic,
-				operation:"XOR",
-				payload: _valueXOR
-			};
-		}
-		myNode.send([msgAND,msgOR,msgXOR]);
-	};
-};
-module.exports = NodeHelper;

package.json

 {
     "name": "node-red-contrib-boolean-logic-ultimate",
-    "version": "0.0.1",
+    "version": "0.0.2",
     "description": "A set of Node-RED enhanced boolean logic, with persisten values after reboot and more",
     "author": "Supergiovane (https://github.com/Supergiovane)",
     "dependencies": {
     "node-red": {
         "nodes": {
             "BooleanLogicUltimate": "boolean-logic-ultimate/BooleanLogicUltimate.js",
-            "Invert": "boolean-logic-ultimate/Invert.js",
-            "BDebug": "boolean-logic-ultimate/BDebug.js"
+            "Invert": "boolean-logic-ultimate/Invert.js"
         }
     }
 }