Add inputs and code to display and convert to and from decimal degress and dhms for lat&long. Update marker on map when values change.

web/js/dms.js

@@ -0,0 +1,190 @@
+/**
+ * dms module
+ * @module dms
+ */
+// Just return a value to define the module export.
+// This example returns an object, but the module
+// can return a function as the exported value.
+// Matches DMS DmsCoordinates
+// http://regexpal.com/?flags=gim&regex=^%28-%3F\d%2B%28%3F%3A\.\d%2B%29%3F%29[%C2%B0%3Ad]%3F\s%3F%28%3F%3A%28\d%2B%28%3F%3A\.\d%2B%29%3F%29[%27%E2%80%B2%3A]%3F\s%3F%28%3F%3A%28\d%2B%28%3F%3A\.\d%2B%29%3F%29[%22%E2%80%B3]%3F%29%3F%29%3F\s%3F%28[NSEW]%29%3F&input=40%3A26%3A46N%2C79%3A56%3A55W%0A40%3A26%3A46.302N%2079%3A56%3A55.903W%0A40%C2%B026%E2%80%B247%E2%80%B3N%2079%C2%B058%E2%80%B236%E2%80%B3W%0A40d%2026%E2%80%B2%2047%E2%80%B3%20N%2079d%2058%E2%80%B2%2036%E2%80%B3%20W%0A40.446195N%2079.948862W%0A40.446195%2C%20-79.948862%0A40%C2%B0%2026.7717%2C%20-79%C2%B0%2056.93172%0A
+const dmsRe = /^(-?\d+(?:\.\d+)?)[°:d]?\s?(?:(\d+(?:\.\d+)?)['′ʹ:]?\s?(?:(\d+(?:\.\d+)?)["″ʺ]?)?)?\s?([NSEW])?/i;
+/**
+ * Removes the decimal part of a number without rounding up.
+ * @param {number} n
+ * @returns {number}
+ * @private
+ */
+function truncate(n) {
+    return n > 0 ? Math.floor(n) : Math.ceil(n);
+}
+export class Dms {
+    _dd;
+    _hemisphere;
+    /**
+     * Value in decimal degrees
+     * @member {number}
+     * @readonly
+     */
+    get dd() {
+        return this._dd;
+    }
+    /**
+     * Hemisphere
+     * @member {string}
+     * @readonly
+     */
+    get hemisphere() {
+        return this._hemisphere;
+    }
+    /**
+     * @constructor module:dms.Dms
+     * @param {number} dd
+     * @param {string} longOrLat
+     */
+    constructor(dd, longOrLat) {
+        this._dd = dd;
+        this._hemisphere = /^[WE]|(?:lon)/i.test(longOrLat) ? dd < 0 ? "W" : "E" : dd < 0 ? "S" : "N";
+    }
+    /**
+     * Returns the DMS parts as an array.
+     * The first three elements of the returned array are numbers:
+     * degrees, minutes, and seconds respectively. The fourth
+     * element is a string indicating the hemisphere: "N", "S", "E", or "W".
+     * @returns {Array.<(number|string)>}
+     * @deprecated
+     */
+    getDmsArray() {
+        return this.dmsArray;
+    }
+    /**
+     * Returns the DMS parts as an array.
+     * The first three elements of the returned array are numbers:
+     * degrees, minutes, and seconds respectively. The fourth
+     * element is a string indicating the hemisphere: "N", "S", "E", or "W".
+     * @returns {Array.<(number|string)>}
+     */
+    get dmsArray() {
+        const absDD = Math.abs(this._dd);
+        const degrees = truncate(absDD);
+        const minutes = truncate((absDD - degrees) * 60);
+        const seconds = (absDD - degrees - minutes / 60) * Math.pow(60, 2);
+        return [degrees, minutes, seconds, this._hemisphere];
+    }
+    /**
+     * Returns the DMS value as a string.
+     * @param {number} [precision] - number of digits after the decimal point in seconds
+     * @returns {string}
+     */
+    toString(precision) {
+        const dmsArray = this.getDmsArray();
+        const second = isNaN(Number(precision)) ? dmsArray[2] : dmsArray[2].toFixed(precision);
+        return `${dmsArray[0]}°${dmsArray[1]}′${second}″ ${dmsArray[3]}`;
+    }
+}
+/**
+ * @typedef {Object} DmsArrays
+ * @property {Array.<(number|string)>} longitude
+ * @property {Array.<(number|string)>} latitude
+ */
+export default class DmsCoordinates {
+    lat;
+    lon;
+    // Results of match will be [full coords string, Degrees, minutes (if any), seconds (if any), hemisphere (if any)]
+    // E.g., ["40:26:46.302N", "40", "26", "46.302", "N"]
+    // E.g., ["40.446195N", "40.446195", undefined, undefined, "N"]
+    /**
+     * A regular expression matching DMS coordinate.
+     * Example matches:
+     * E.g., ["40:26:46.302N", "40", "26", "46.302", "N"]
+     * E.g., ["40.446195N", "40.446195", undefined, undefined, "N"]
+     * @type {RegExp}
+     * @static
+     */
+    static dmsRe = dmsRe;
+    _longitude;
+    _latitude;
+    /**
+     * Longitude
+     * @type {module:dms.Dms} longitude - Longitude (X coordinate);
+     */
+    get longitude() {
+        return this._longitude;
+    }
+    /**
+     * Latitude
+     * @type {module:dms.Dms} longitude - Latitude (y coordinate);
+     */
+    get latitude() {
+        return this._latitude;
+    }
+    /**
+     * Represents a location on the earth in WGS 1984 coordinates.
+     * @constructor module:dms.DmsCoordinates
+     * @param {number} latitude - WGS 84 Y coordinates
+     * @param {number} longitude - WGS 84 X coordinates
+     * @throws {TypeError} - latitude and longitude must be numbers.
+     * @throws {RangeError} - latitude must be between -180 and 180, and longitude between -90 and 90. Neither can be NaN.
+     */
+    constructor(lat, lon) {
+        this.lat = lat;
+        this.lon = lon;
+        if (typeof lat !== "number" || typeof lon !== "number") {
+            throw TypeError("The longitude and latitude parameters must be numbers.");
+        }
+        if (isNaN(lon) || lon < -180 || lon > 180) {
+            throw RangeError("longitude must be between -180 and 180");
+        }
+        if (isNaN(lat) || lat < -90 || lat > 90) {
+            throw RangeError("latitude must be between -90 and 90");
+        }
+        this._longitude = new Dms(lon, "long");
+        this._latitude = new Dms(lat, "lat");
+    }
+    /**
+     * Returns an object containing arrays containing degree / minute / second components.
+     * @returns {DmsArrays}
+     * @deprecated
+     */
+    getDmsArrays() {
+        return this.dmsArrays;
+    }
+    /**
+     * Returns an object containing arrays containing degree / minute / second components.
+     * @type {DmsArrays}
+     */
+    get dmsArrays() {
+        return {
+            longitude: this.longitude.dmsArray,
+            latitude: this.latitude.dmsArray,
+        };
+    }
+    /**
+     * Returns the coordinates to a comma-separated string.
+     * @returns {string}
+     */
+    toString() {
+        return [this.latitude, this.longitude].join(", ");
+    }
+}
+/**
+ * Parses a Degrees Minutes Seconds string into a Decimal Degrees number.
+ * @param {string} dmsStr A string containing a coordinate in either DMS or DD format.
+ * @return {Number} If dmsStr is a valid coordinate string, the value in decimal degrees will be returned. Otherwise NaN will be returned.
+ */
+export function parseDms(dmsStr) {
+    let output = NaN;
+    const dmsMatch = dmsRe.exec(dmsStr);
+    if (dmsMatch) {
+        const degrees = Number(dmsMatch[1]);
+        const minutes = typeof (dmsMatch[2]) !== "undefined" ? Number(dmsMatch[2]) / 60 : 0;
+        const seconds = typeof (dmsMatch[3]) !== "undefined" ? Number(dmsMatch[3]) / 3600 : 0;
+        const hemisphere = dmsMatch[4] || null;
+        if (hemisphere !== null && /[SW]/i.test(hemisphere)) {
+            output = -Math.abs(degrees) - minutes - seconds;
+        }
+        else {
+            output = degrees + minutes + seconds;
+        }
+    }
+    return output;
+}

web/js/dms.js.URL

@@ -0,0 +1 @@
+https://github.com/WSDOT-GIS/dms-js

web/skins/classic/views/js/monitor.js

@@ -351,7 +351,6 @@ function initPage() {
 
   if (parseInt(ZM_OPT_USE_GEOLOCATION)) {
     if (window.L) {
-      if (form.elements['newMonitor[Type]'].value != 'WebSite') {
       const latitude = form.elements['newMonitor[Latitude]'].value;
       const longitude = form.elements['newMonitor[Longitude]'].value;
       map = L.map('LocationMap', {
@@ -376,21 +375,56 @@ function initPage() {
         const position = marker.getLatLng();
         const form = document.getElementById('contentForm');
         form.elements['newMonitor[Latitude]'].value = position.lat;
+        LL2DMS(form.elements['newMonitor[Latitude]']);
         form.elements['newMonitor[Longitude]'].value = position.lng;
+        LL2DMS(form.elements['newMonitor[Longitude]']);
       });
       map.invalidateSize();
       $j("a[href='#pills-location']").on('shown.bs.tab', function(e) {
         map.invalidateSize();
       });
-      } // end if not website
     } else {
       console.log('Location turned on but leaflet not installed.');
     }
+    LL2DMS(form.elements['newMonitor[Latitude]']);
+    LL2DMS(form.elements['newMonitor[Longitude]']);
   } // end if ZM_OPT_USE_GEOLOCATION
 
   updateLinkedMonitorsUI();
 } // end function initPage()
 
+function LL2DMS(input) {
+  const latitude = document.getElementById('newMonitor[Latitude]');
+  const longitude = document.getElementById('newMonitor[Longitude]');
+  const dmsCoords = new DmsCoordinates(parseFloat(latitude.value), parseFloat(longitude.value));
+
+  if (input.id == 'newMonitor[Latitude]') {
+    const dms = document.getElementById('LatitudeDMS');
+    dms.value = dmsCoords.latitude.toString(2);
+  } else if (input.id == 'newMonitor[Longitude]') {
+    const dms = document.getElementById('LongitudeDMS');
+    dms.value = dmsCoords.longitude.toString(2);
+  } else {
+    console.log("Unknown input in LL2DMS");
+  }
+  updateMarker();
+}
+
+function DMS2LL(input) {
+  const latitude = document.getElementById('newMonitor[Latitude]');
+  const longitude = document.getElementById('newMonitor[Longitude]');
+  const dms = parseDms(input.value);
+
+  if (input.id == 'LatitudeDMS') {
+    latitude.value = dms.toFixed(8);
+  } else if (input.id == 'LongitudeDMS') {
+    longitude.value = dms.toFixed(8);
+  } else {
+    console.log('Unknown input in DMS2LL');
+  }
+  updateMarker();
+}
+
 function change_Path(event) {
   const pathInput = document.getElementsByName("newMonitor[Path]")[0];
 
@@ -488,16 +522,20 @@ function update_estimated_ram_use() {
   }
 }
 
+function updateMarker() {
+  const latitude = document.getElementById('newMonitor[Latitude]').value;
+  const longitude = document.getElementById('newMonitor[Longitude]').value;
+  console.log("Updating marker at ", latitude, longitude);
+  const latlng = new L.LatLng(latitude, longitude);
+  marker.setLatLng(latlng);
+  map.setView(latlng, 8, {animation: true});
+  setTimeout(function() { map.invalidateSize(true); }, 100);
+}
 function updateLatitudeAndLongitude(latitude, longitude) {
   var form = document.getElementById('contentForm');
   form.elements['newMonitor[Latitude]'].value = latitude;
   form.elements['newMonitor[Longitude]'].value = longitude;
-  const latlng = new L.LatLng(latitude, longitude);
+  updateMarker(latitude, longitude);
-  marker.setLatLng(latlng);
-  map.setView(latlng, 8, {animation: true});
-  setTimeout(function() {
-    map.invalidateSize(true);
-  }, 100);
 }
 
 function getLocation() {

web/skins/classic/views/monitor.php

@@ -1535,13 +1535,13 @@ echo htmlSelect('newMonitor[ReturnLocation]', $return_options, $monitor->ReturnL
 ?>
         <li class="Latitude">
           <label class="Latitude"><?php echo translate('Latitude') ?></label>
-          <input type="number" id="newMonitor[Latitude]" name="newMonitor[Latitude]" step="any" value="<?php echo $monitor->Latitude() ?>" min="-90" max="90" data-on-change="LL2DMS" placeholder="degrees"/>
+          <input type="number" id="newMonitor[Latitude]" name="newMonitor[Latitude]" step="any" value="<?php echo $monitor->Latitude() ?>" min="-90" max="90" data-on-input-this="LL2DMS" placeholder="degrees"/>
-          <input type="text" id="LatitudeDMS" data-on-change-this="DMS2LL" placeholder="DMS" />
+          <input type="text" id="LatitudeDMS" data-on-input-this="DMS2LL" placeholder="Degrees Minutes Seconds" />
         </li>
         <li class="Longitude">
           <label class="Longitude"><?php echo translate('Longitude') ?></label>
-          <input type="number" id="newMonitor[Longitude]" name="newMonitor[Longitude]" step="any" value="<?php echo $monitor->Longitude() ?>" min="-180" max="180" data-on-change="LL2DMS" placeholder="degrees"/>
+          <input type="number" id="newMonitor[Longitude]" name="newMonitor[Longitude]" step="any" value="<?php echo $monitor->Longitude() ?>" min="-180" max="180" data-on-input-this="LL2DMS" placeholder="degrees"/>
-          <input type="text" id="LongitudeDMS" data-on-change-this="DMS2LL" placeholder="DMS"/>
+          <input type="text" id="LongitudeDMS" data-on-input-this="DMS2LL" placeholder="Degrees Minutes Seconds"/>
         </li>
         <li class="DMS">
         </li>
@@ -1585,6 +1585,12 @@ echo htmlSelect('newMonitor[ReturnLocation]', $return_options, $monitor->ReturnL
     </div><!--content-->
   </div><!--page-->
   <script src="<?php echo cache_bust('js/MonitorLinkExpression.js') ?>"></script>
+  <!--<script src="<?php echo cache_bust('js/dms.js') ?>" type="module"></script>-->
+<script type="module" nonce="<?php echo $cspNonce ?>">
+  import DmsCoordinates, { parseDms } from "/js/dms.js";
+  window.DmsCoordinates = DmsCoordinates;
+  window.parseDms = parseDms;
+</script>
 <?php
 echo output_script_if_exists(array('js/leaflet/leaflet.js'), false);
 echo output_link_if_exists(array('js/leaflet/leaflet.css'), false);