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moonPhase.groovy
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moonPhase.groovy
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/*
* Moon Phase
*
* Licensed Virtual the Apache License, Version 2.0 (the "License"); you may not use this file except
* in compliance with the License. You may obtain a copy of the License at:
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software distributed under the License is distributed
* on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License
* for the specific language governing permissions and limitations under the License.
*
* Change History:
*
* Date Who What
* ---- --- ----
* 2021-03-17 thebearmay Original version 0.1.0
* Calc corrections, add alternate input stream
* 2021-03-18 thebearmay Add an tile attribute, and icon path override
* add scheduled update at midnight + 1 second
* 2021-03-28 thebearmay Add option to widen the quarterly checkpoints by 1%
* 2021-03-29 thebearmay Image path as an attribute
* 2021-03-30 thebearmay Image Only tile instead of path
* 2021-07-04 thebearmay Merge pull request from imnotbob, strong typing of variables
* 2021-08-28 thebearmay add option to use html attribute instead of moonPhaseTile
* 2021-09-29 thebearmay Last Quarter typo - left out the first "r"
* 2021-10-03 thebearmay Change refresh to sunset
* 2024-09-29 thebearmay Typo
* 2024-10-01 thebearmay Normalize the phase breakpoints to cause less of a jump in images
* LibraSun Add SVG graphic and Emoji text output
* 2024-10-05 LibraSun More SVG enhancements
*/
import java.text.SimpleDateFormat
static String version() { return '2.0.2' }
metadata {
definition (
name: "Moon Phase",
namespace: "thebearmay",
author: "Jean P. May, Jr.",
importUrl:"https://raw.githubusercontent.com/thebearmay/hubitat/main/moonPhase.groovy"
) {
capability "Actuator"
attribute "moonPhase", "enum", ["New Moon", "Waxing Crescent", "First Quarter", "Waxing Gibbous", "Full Moon", "Waning Gibbous", "Last Quarter", "Waning Crescent"]
attribute "moonPhaseNum", "number"
attribute "lastQryDate", "string"
attribute "moonPhaseEmoji", "enum", ["π","π","π","π","π","π","π","π"]
attribute "moonPhaseTile", "string"
attribute "moonPhaseImg", "string"
attribute "moonPhaseSvg", "string"
attribute "html", "string"
command "getPhase"
command "calcPhase", [[name:"dateStr", type:"STRING", description:"Date (yyyy-MM-dd HH:mm:ss) to calculate the moon phase for."]]
}
}
preferences {
input("debugEnable", "bool", title: "Enable debug logging?")
input("autoUpdate", "bool", title: "Enable automatic update at sunset")
input("widenRange","bool",title:"Widen the Qtrly Checkpoints by 1%")
input("htmlVtile", "bool", title:"Use html attribute instead of moonPhaseTile")
input("iconPathOvr", "string", title: "Alternate path to moon phase icons \n(must contain file names moon-phase-icon-0 through moon-phase-icon-7)")
}
def installed() {
log.trace "installed()"
}
def configure() {
if(debugEnable) log.debug "configure()"
}
def calcPhase (String dateStr){
Long cDate = dateCheck(dateStr)
if (cDate !=0L) getPhase(cDate)
}
Long dateCheck(String dateStr) {
try {
Date cDate = Date.parse("yyyy-MM-dd HH:mm:ss",dateStr)
updateAttr("error", "Valid time " + cDate + " entered.")
return cDate.getTime()
} catch (ignored) {
updateAttr("error", "Invalid date string use format yyyy-MM-dd HH:mm:ss")
return 0L
}
}
void getPhase(Long cDate = now()) {
Date d_refDate = Date.parse("yyyy-MM-dd HH:mm:ss","2000-01-06 18:14:00") //First New Moon of 2000
Long refDate = d_refDate.getTime()
Double lunarDays = 29.53058770576
Double lunarSecs = lunarDays*8640000
def sdf= new SimpleDateFormat("yyyy-MM-dd HH:mm:ss")
Double phaseWork = cDate - refDate //subtract out first new moon of 2000 to get elapsed seconds
phaseWork = phaseWork/lunarSecs/10.0D //calculate lunar cycles
phaseWork = phaseWork - phaseWork.toInteger() //remove whole cycles
if(!widenRange)
phaseWork = phaseWork.round(2)
else
phaseWork = phaseWork.round(1)
if(phaseWork == 1.0) phaseWork = 0.0
updateAttr("moonPhaseNum", phaseWork)
updateAttr("lastQryDate",sdf.format(cDate))
String iconPath = "https://raw.githubusercontent.com/thebearmay/hubitat/main/moonPhaseRes/"
if(iconPathOvr > " ") iconPath = iconPathOvr
Integer imgNum
String phaseEmoji
String phaseText
// .125 .250 .375 .500 .625 .750 .875
List<String>imgList = ["New Moon", "Waxing Crescent", "First Quarter", "Waxing Gibbous", "Full Moon", "Waning Gibbous", "Last Quarter", "Waning Crescent"]
if (phaseWork < 0.125D){
imgNum = 0
}else if (phaseWork < 0.25D){
imgNum = 1
}else if (phaseWork < 0.375D){
imgNum = 2
}else if (phaseWork < 0.5D){
imgNum = 3
}else if (phaseWork < 0.625D){
imgNum = 4
}else if (phaseWork < 0.75D){
imgNum = 5
}else if (phaseWork < 0.875D){
imgNum = 6
}else if (phaseWork <= 1.0D){
imgNum = 7
}else {
imgNum = null
}
/* if(!widenRange){
if (phaseWork == 0.0D){
imgNum = 0
}else if (phaseWork < 0.25D){
imgNum = 1
}else if (phaseWork == 0.25D){
imgNum = 2
}else if (phaseWork < 0.5D){
imgNum = 3
}else if (phaseWork == 0.5D){
imgNum = 4
}else if (phaseWork < 0.75D){
imgNum = 5
}else if (phaseWork == 0.75D){
imgNum = 6
}else if (phaseWork < 1.0D){
imgNum = 7
}else {
imgNum = null
}
}else {
if (phaseWork <= 0.01D){
imgNum = 0
}else if (phaseWork < 0.24D){
imgNum = 1
}else if (phaseWork <= 0.26D){
imgNum = 2
}else if (phaseWork < 0.49D){
imgNum = 3
}else if (phaseWork <= 0.51D){
imgNum = 4
}else if (phaseWork < 0.74D){
imgNum = 5
}else if (phaseWork <= 0.76D){
imgNum = 6
}else if (phaseWork < 1.0D){
imgNum = 7
}else {
imgNum = null
}
}
*/
if(imgNum!=null) {
phaseText = imgList[imgNum]
} else phaseText = "Error - Out of Range"
// Select emoji for moon phase
phaseEmoji = ["π","π","π","π","π","π","π","π"][imgNum]
// Generate SVG output from template
String svgString = """
<svg width="90%" viewBox="0 0 140 140">
<filter id="blur"><feGaussianBlur stdDeviation="4"/></filter>
<mask id="arc">
<path d="M70,5 Arx1,65 180 0 sf1 70,135 Arx2,65 180 0 sf2 70,5 z" fill="#fff" filter="url(#blur)"/></mask>
<radialGradient id="shadow"><stop offset="10%" stop-color="#0007"/>
<stop offset="90%" stop-color="#000d"/></radialGradient>
<image x="6" y="4" width="130" href="${iconPath}lunar_surface.png"/>
<circle cx="70" cy="70" r="65" mask="url(#arc)" fill="url(#shadow)"/>
</svg>
"""
Double rx1 = 65.0 // right limn radius
Integer sf1 = 1 // right limn sweep flag concave )
Double rx2 = 65.0 // left limn radius
Integer sf2 = 1 // left limn sweep flag concave (
if (phaseWork<=0.25) {
rx1 = rx1 * (1 - 4*phaseWork) // 70 π .. π .. 0 π
// right limn moving, concave )
// left limn fixed, concave (
} else if (phaseWork>0.25 && phaseWork<=0.50) {
rx1 = rx1 * (4*phaseWork - 1) // 0 π .. π .. 70 π
sf1 = 0 // right limn moving, vertical βΊ concave (
// left limn fixed, concave (
} else if (phaseWork>0.50 && phaseWork<=0.75) {
rx2 = rx2 * (3 - 4*phaseWork) // 70 π .. π .. 0 π
// right limn fixed, concave )
sf2 = 0 // left limn moving, concave )
} else {
rx2 = rx2 * (4*phaseWork - 3) // 0 π .. π .. 70 π
// right limn fixed, concave )
// left limn moving, vertical βΊ concave (
}
svgString = svgString.replace("rx1","$rx1").replace("rx2","$rx2").replace("sf1","$sf1").replace("sf2","$sf2")
// Update device attributes
updateAttr("moonPhaseEmoji", phaseEmoji)
updateAttr("moonPhaseSvg", svgString)
updateAttr("moonPhaseImg", "<img class='moonPhase' src='${iconPath}moon-phase-icon-${imgNum}.png' />")
updateAttr("moonPhase", phaseText)
String phaseIcon = "<div id='moonTile'><img class='moonPhase' src='${iconPath}moon-phase-icon-${imgNum}.png'><p class='small' style='text-align:center'>$phaseText</p></img></div>"
if(!htmlVtile)
updateAttr("moonPhaseTile",phaseIcon)
else
updateAttr("html",phaseIcon)
HashMap riseAndSet = getSunriseAndSunset()
if(riseAndSet.sunset < new Date()){
getSunriseAndSunset(sunsetOffset: "+24:00")
}
unschedule()
runOnce(riseAndSet.sunset, getPhase)
}
void updateAttr(String aKey, aValue){
sendEvent(name:aKey, value:aValue)
}
void updateAttr(String aKey, aValue, aUnit){
sendEvent(name:aKey, value:aValue, unit:aUnit)
}
def initialize(){
}
def updated(){
log.trace "updated()"
HashMap riseAndSet = getSunriseAndSunset()
if(riseAndSet.sunset < new Date()){
getSunriseAndSunset(sunsetOffset: "+24:00")
}
unschedule()
runOnce(riseAndSet.sunset, getPhase)
if(debugEnable) runIn(1800,logsOff)
}
void logsOff(){
device.updateSetting("debugEnable",[value:"false",type:"bool"])
}