@cquiroz/aladin-lite/lib/js/SimbadPointer.js

AladinLite module

// Copyright 2018 - UDS/CNRS
// The Aladin Lite program is distributed under the terms
// of the GNU General Public License version 3.
//
// This file is part of Aladin Lite.
//
//    Aladin Lite is free software: you can redistribute it and/or modify
//    it under the terms of the GNU General Public License as published by
//    the Free Software Foundation, version 3 of the License.
//
//    Aladin Lite is distributed in the hope that it will be useful,
//    but WITHOUT ANY WARRANTY; without even the implied warranty of
//    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
//    GNU General Public License for more details.
//
//    The GNU General Public License is available in COPYING file
//    along with Aladin Lite.
//

/******************************************************************************
 * Aladin Lite project
 *
 * File SimbadPointer.js
 *
 * The SIMBAD pointer will query Simbad for a given position and radius and
 * return information on the object with
 *
 * Author: Thomas Boch [CDS]
 *
 *****************************************************************************/
import Utils from './Utils';
import Coo from './coo';

var SimbadPointer = function () {
  var SimbadPointer = {};
  SimbadPointer.MIRRORS = ['https://alasky.u-strasbg.fr/cgi/simbad-flat/simbad-quick.py', 'https://alaskybis.u-strasbg.fr/cgi/simbad-flat/simbad-quick.py']; // list of base URL for Simbad pointer service

  SimbadPointer.query = function (ra, dec, radiusDegrees, aladinInstance) {
    var coo = new Coo(ra, dec, 7);
    var params = {
      Ident: coo.format('s/'),
      SR: radiusDegrees
    };

    var successCallback = function successCallback(result) {
      aladinInstance.view.setCursor('pointer');
      var regexp = /(.*?)\/(.*?)\((.*?),(.*?)\)/g;
      var match = regexp.exec(result);

      if (match) {
        var objCoo = new Coo();
        objCoo.parse(match[1]);
        var objName = match[2];
        var title = document.createElement("div");
        title.classList.add("aladin-sp-title");
        var link = document.createElement("a");
        link.setAttribute("href", "http://simbad.u-strasbg.fr/simbad/sim-id?Ident=".concat(encodeURIComponent(objName)));
        link.setAttribute("target", "_blank");
        title.appendChild(link);
        var content = document.createElement("div");
        content.classList.add("aladin-sp-content"); // var content = '<div class="aladin-sp-content">';

        var em = document.createElement("em");
        em.textContent = "Type: ".concat(match[4]);
        em.appendChild(document.createElement("br"));
        content.appendChild(em);
        var magnitude = match[3];

        if (Utils.isNumber(magnitude)) {
          var magContent = document.createElement("em");
          magContent.textContnt = "Mag: $magnitude";
          magContent.appendChild(document.createElement("br"));
          content.appendChild(magContent);
        }

        var cdsLink = document.createElement("a");
        cdsLink.setAttribute("href", "http://cdsportal.u-strasbg.fr/?target=".concat(encodeURIComponent(objName)));
        cdsLink.textContent = "Query in CDS portal";
        cdsLink.setAttribute("target", "_blank");
        content.appendChild(cdsLink);
        aladinInstance.showPopup(objCoo.lon, objCoo.lat, title, content);
      } else {
        aladinInstance.hidePopup();
      }
    };

    var failureCallback = function failureCallback() {
      aladinInstance.view.setCursor('pointer');
      aladinInstance.hidePopup();
    };

    Utils.loadFromMirrors(SimbadPointer.MIRRORS, {
      data: params,
      onSuccess: successCallback,
      onFailure: failureCallback,
      timeout: 5
    });
  };

  return SimbadPointer;
}();

export default SimbadPointer;