solarpanel-plugins/ENPHASEV4.plugin.txt at main · ToonSoftwareCollective/solarpanel-plugins · GitHub

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/////////             <version>1.0.2</version>
/////////                     ENPHASEV4                        /////////////
/////////  Plugin to extract Enphase V4 Solar data for Toon  ///////////////
/////////                   By Oepi-Loepi                  ///////////////


	function base64Encode(input) {
		var keySTR = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=";
		var output = "";
		var chr1, chr2, chr3, enc1, enc2, enc3, enc4;
		var i = 0;
		while (i < input.length) {
			chr1 = input.charCodeAt(i++);
			chr2 = input.charCodeAt(i++);
			chr3 = input.charCodeAt(i++);

			enc1 = chr1 >> 2;
			enc2 = ((chr1 & 3) << 4) | (chr2 >> 4);
			enc3 = ((chr2 & 15) << 2) | (chr3 >> 6);
			enc4 = chr3 & 63;

			if (isNaN(chr2)) {
				enc3 = enc4 = 64;
			} else if (isNaN(chr3)) {
				enc4 = 64;
			}
			output = output +
			keySTR.charAt(enc1) + keySTR.charAt(enc2) +
			keySTR.charAt(enc3) +keySTR.charAt(enc4);
		}
		return output;
	}


	function getSolarData(passWord,userName,apiKey,siteid,urlString,totalValue){
		if (debugOutput) console.log("*********SolarPanel Start getSolarData")
        	var base64encoded =base64Encode(userName + ":" + passWord);
        	if (debugOutput) console.log("*********SolarPanel base64encoded: " + base64encoded)
		var params = "refresh_token="+ enphaseV4Refresh_token.trim() + "&grant_type=refresh_token"
		if (debugOutput) console.log("*********SolarPanel params : " + params )
        	var http = new XMLHttpRequest()
        	var url = "https://api.enphaseenergy.com/oauth/token"
        	if (debugOutput) console.log("*********SolarPanel url: " + url)
        	http.open("POST", url, true);
		http.setRequestHeader('Content-type', 'application/x-www-form-urlencoded');
        	http.setRequestHeader('Authorization', 'Basic ' + base64encoded);
        	http.onreadystatechange = function() { // Call a function when the state changes.
			if (debugOutput) console.log("*********SolarPanel http.readyState: " + http.readyState)
			if (http.readyState === XMLHttpRequest.DONE) {
				if (debugOutput) console.log("*********SolarPanel http.status: " + http.status)
                		if (http.status === 200 || http.status === 300  || http.status === 302) {
                   			try {
						if (debugOutput) console.log("http.status: " + http.status)
						if (debugOutput) console.log(http.responseText)
						var JsonString = http.responseText
						var JsonObject= JSON.parse(JsonString)
						enphaseV4Access_token = JsonObject.access_token
						enphaseV4Refresh_token = JsonObject.refresh_token
						solarPanel_enphaseV4Refresh_token.write(JsonObject.refresh_token)
						getStep2(passWord,userName,apiKey,siteid,urlString,totalValue);
					}
                    			catch (e){
                        			currentPower = 0
                        			parseReturnData(0,totalValue,todayValue,0,0,0,0, http.status,"error")
                    			}
                		} else {
					if (debugOutput) console.log(http.responseText)
                    			parseReturnData(currentPower,totalValue,0,0,0,0,0, http.status,"error")
                		}
            		}
        	}
        	http.send(params);
    }


    function getStep2(passWord,userName,apiKey,siteid,urlString,totalValue){
        if (debugOutput) console.log("*********SolarPanel Start getStep2")
        var http = new XMLHttpRequest()
        var url = "https://api.enphaseenergy.com/api/v4/systems/" + siteid + "/summary?key=" + apiKey
        if (debugOutput) console.log("*********SolarPanel url: " + url)
        http.open("GET", url, true);
        http.setRequestHeader('Authorization', 'Bearer ' + enphaseV4Access_token.trim());
        http.onreadystatechange = function() { // Call a function when the state changes.
	if (debugOutput) console.log("*********SolarPanel http.readyState: " + http.readyState)
        if (http.readyState === XMLHttpRequest.DONE) {
		if (debugOutput) console.log("*********SolarPanel http.status: " + http.status)
                if (http.status === 200 || http.status === 300  || http.status === 302) {
                    try {
                       if (debugOutput) console.log(http.responseText)
                        var JsonString = http.responseText
                        var JsonObject= JSON.parse(JsonString)
                        currentPower = JsonObject.current_power
                        totalValue = JsonObject.energy_lifetime
                        var today2 =  JsonObject.energy_today
			if (debugOutput) console.log("*********SolarPanel currentPower: " + currentPower)
			if (debugOutput) console.log("*********SolarPanel today: " + today2)
			if (debugOutput) console.log("*********SolarPanel totalValue: " + totalValue)

                        parseReturnData(currentPower,totalValue,today2,0,0,0,0,http.status,"succes")
                    }
                    catch (e){
                        currentPower = 0
                        parseReturnData(0,totalValue,todayValue,0,0,0,0, http.status,"error")
                    }
                } else {
                    if (debugOutput) console.log(http.responseText)
                    parseReturnData(currentPower,totalValue,0,0,0,0,0, http.status,"error")
                }
            }
        }
        http.send();
    }