xref: /webtrees/resources/js/webtrees.js (revision b4a2f8851f56e7ca6fae19d0a51ff909996d7a30) 
1/**
2 * webtrees: online genealogy
3 * Copyright (C) 2020 webtrees development team
4 * This program is free software: you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation, either version 3 of the License, or
7 * (at your option) any later version.
8 * This program is distributed in the hope that it will be useful,
9 * but WITHOUT ANY WARRANTY; without even the implied warranty of
10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11 * GNU General Public License for more details.
12 * You should have received a copy of the GNU General Public License
13 * along with this program. If not, see <http://www.gnu.org/licenses/>.
14 */
15
16'use strict';
17
18(function (webtrees) {
19  const lang = document.documentElement.lang;
20
21  // Identify the script used by some text.
22  const scriptRegexes = {
23    Han: /[\u3400-\u9FCC]/,
24    Grek: /[\u0370-\u03FF]/,
25    Cyrl: /[\u0400-\u04FF]/,
26    Hebr: /[\u0590-\u05FF]/,
27    Arab: /[\u0600-\u06FF]/
28  };
29
30  /**
31   * Tidy the whitespace in a string.
32   * @param {string} str
33   * @returns {string}
34   */
35  function trim (str) {
36    return str.replace(/\s+/g, ' ').trim();
37  }
38
39  /**
40   * Look for non-latin characters in a string.
41   * @param {string} str
42   * @returns {string}
43   */
44  webtrees.detectScript = function (str) {
45    for (const script in scriptRegexes) {
46      if (str.match(scriptRegexes[script])) {
47        return script;
48      }
49    }
50
51    return 'Latn';
52  };
53
54  /**
55   * In some languages, the SURN uses a male/default form, but NAME uses a gender-inflected form.
56   * @param {string} surname
57   * @param {string} sex
58   * @returns {string}
59   */
60  function inflectSurname (surname, sex) {
61    if (lang === 'pl' && sex === 'F') {
62      return surname
63        .replace(/ski$/, 'ska')
64        .replace(/cki$/, 'cka')
65        .replace(/dzki$/, 'dzka')
66        .replace(/żki$/, 'żka');
67    }
68
69    return surname;
70  }
71
72  /**
73   * Build a NAME from a NPFX, GIVN, SPFX, SURN and NSFX parts.
74   * Assumes the language of the document is the same as the language of the name.
75   * @param {string} npfx
76   * @param {string} givn
77   * @param {string} spfx
78   * @param {string} surn
79   * @param {string} nsfx
80   * @param {string} sex
81   * @returns {string}
82   */
83  webtrees.buildNameFromParts = function (npfx, givn, spfx, surn, nsfx, sex) {
84    const usesCJK = webtrees.detectScript(npfx + givn + spfx + givn + surn + nsfx) === 'Han';
85    const separator = usesCJK ? '' : ' ';
86    const surnameFirst = usesCJK || ['hu', 'jp', 'ko', 'vi', 'zh-Hans', 'zh-Hant'].indexOf(lang) !== -1;
87    const patronym = ['is'].indexOf(lang) !== -1;
88    const slash = patronym ? '' : '/';
89
90    // GIVN and SURN may be a comma-separated lists.
91    npfx = trim(npfx);
92    givn = trim(givn.replace(/,/g, separator));
93    spfx = trim(spfx);
94    surn = inflectSurname(trim(surn.replace(/,/g, separator)), sex);
95    nsfx = trim(nsfx);
96
97    const surname = trim(spfx + separator + surn);
98
99    const name = surnameFirst ? slash + surname + slash + separator + givn : givn + separator + slash + surname + slash;
100
101    return trim(npfx + separator + name + separator + nsfx);
102  };
103
104  // Insert text at the current cursor position in a text field.
105  webtrees.pasteAtCursor = function (element, text) {
106    if (element !== null) {
107      const caret_pos = element.selectionStart + text.length;
108      const textBefore = element.value.substring(0, element.selectionStart);
109      const textAfter = element.value.substring(element.selectionEnd);
110      element.value = textBefore + text + textAfter;
111      element.setSelectionRange(caret_pos, caret_pos);
112      element.focus();
113    }
114  };
115}(window.webtrees = window.webtrees || {}));
116
117var pastefield;
118
119/**
120 * @param {string} datefield
121 * @param {string} dmy
122 */
123function valid_date (datefield, dmy) {
124  var months = ['JAN', 'FEB', 'MAR', 'APR', 'MAY', 'JUN', 'JUL', 'AUG', 'SEP', 'OCT', 'NOV', 'DEC'];
125  var hijri_months = ['MUHAR', 'SAFAR', 'RABIA', 'RABIT', 'JUMAA', 'JUMAT', 'RAJAB', 'SHAAB', 'RAMAD', 'SHAWW', 'DHUAQ', 'DHUAH'];
126  var hebrew_months = ['TSH', 'CSH', 'KSL', 'TVT', 'SHV', 'ADR', 'ADS', 'NSN', 'IYR', 'SVN', 'TMZ', 'AAV', 'ELL'];
127  var french_months = ['VEND', 'BRUM', 'FRIM', 'NIVO', 'PLUV', 'VENT', 'GERM', 'FLOR', 'PRAI', 'MESS', 'THER', 'FRUC', 'COMP'];
128  var jalali_months = ['FARVA', 'ORDIB', 'KHORD', 'TIR', 'MORDA', 'SHAHR', 'MEHR', 'ABAN', 'AZAR', 'DEY', 'BAHMA', 'ESFAN'];
129
130  var datestr = datefield.value;
131  // if a date has a date phrase marked by () this has to be excluded from altering
132  var datearr = datestr.split('(');
133  var datephrase = '';
134  if (datearr.length > 1) {
135    datestr = datearr[0];
136    datephrase = datearr[1];
137  }
138
139  // Gedcom dates are upper case
140  datestr = datestr.toUpperCase();
141  // Gedcom dates have no leading/trailing/repeated whitespace
142  datestr = datestr.replace(/\s+/g, ' ');
143  datestr = datestr.replace(/(^\s)|(\s$)/, '');
144  // Gedcom dates have spaces between letters and digits, e.g. "01JAN2000" => "01 JAN 2000"
145  datestr = datestr.replace(/(\d)([A-Z])/g, '$1 $2');
146  datestr = datestr.replace(/([A-Z])(\d)/g, '$1 $2');
147
148  // Shortcut for quarter format, "Q1 1900" => "BET JAN 1900 AND MAR 1900". See [ 1509083 ]
149  if (datestr.match(/^Q ([1-4]) (\d\d\d\d)$/)) {
150    datestr = 'BET ' + months[RegExp.$1 * 3 - 3] + ' ' + RegExp.$2 + ' AND ' + months[RegExp.$1 * 3 - 1] + ' ' + RegExp.$2;
151  }
152
153  // Shortcut for @#Dxxxxx@ 01 01 1400, etc.
154  if (datestr.match(/^(@#DHIJRI@|HIJRI)( \d?\d )(\d?\d)( \d?\d?\d?\d)$/)) {
155    datestr = '@#DHIJRI@' + RegExp.$2 + hijri_months[parseInt(RegExp.$3, 10) - 1] + RegExp.$4;
156  }
157  if (datestr.match(/^(@#DJALALI@|JALALI)( \d?\d )(\d?\d)( \d?\d?\d?\d)$/)) {
158    datestr = '@#DJALALI@' + RegExp.$2 + jalali_months[parseInt(RegExp.$3, 10) - 1] + RegExp.$4;
159  }
160  if (datestr.match(/^(@#DHEBREW@|HEBREW)( \d?\d )(\d?\d)( \d?\d?\d?\d)$/)) {
161    datestr = '@#DHEBREW@' + RegExp.$2 + hebrew_months[parseInt(RegExp.$3, 10) - 1] + RegExp.$4;
162  }
163  if (datestr.match(/^(@#DFRENCH R@|FRENCH)( \d?\d )(\d?\d)( \d?\d?\d?\d)$/)) {
164    datestr = '@#DFRENCH R@' + RegExp.$2 + french_months[parseInt(RegExp.$3, 10) - 1] + RegExp.$4;
165  }
166
167  // e.g. 17.11.1860, 03/04/2005 or 1999-12-31. Use locale settings where DMY order is ambiguous.
168  var qsearch = /^([^\d]*)(\d+)[^\d](\d+)[^\d](\d+)$/i;
169  if (qsearch.exec(datestr)) {
170    var f0 = RegExp.$1;
171    var f1 = parseInt(RegExp.$2, 10);
172    var f2 = parseInt(RegExp.$3, 10);
173    var f3 = parseInt(RegExp.$4, 10);
174    var yyyy = new Date().getFullYear();
175    var yy = yyyy % 100;
176    var cc = yyyy - yy;
177    if (dmy === 'DMY' && f1 <= 31 && f2 <= 12 || f1 > 13 && f1 <= 31 && f2 <= 12 && f3 > 31) {
178      datestr = f0 + f1 + ' ' + months[f2 - 1] + ' ' + (f3 >= 100 ? f3 : (f3 <= yy ? f3 + cc : f3 + cc - 100));
179    } else {
180      if (dmy === 'MDY' && f1 <= 12 && f2 <= 31 || f2 > 13 && f2 <= 31 && f1 <= 12 && f3 > 31) {
181        datestr = f0 + f2 + ' ' + months[f1 - 1] + ' ' + (f3 >= 100 ? f3 : (f3 <= yy ? f3 + cc : f3 + cc - 100));
182      } else {
183        if (dmy === 'YMD' && f2 <= 12 && f3 <= 31 || f3 > 13 && f3 <= 31 && f2 <= 12 && f1 > 31) {
184          datestr = f0 + f3 + ' ' + months[f2 - 1] + ' ' + (f1 >= 100 ? f1 : (f1 <= yy ? f1 + cc : f1 + cc - 100));
185        }
186      }
187    }
188  }
189
190  // Shortcuts for date ranges
191  datestr = datestr.replace(/^[>]([\w ]+)$/, 'AFT $1');
192  datestr = datestr.replace(/^[<]([\w ]+)$/, 'BEF $1');
193  datestr = datestr.replace(/^([\w ]+)[-]$/, 'FROM $1');
194  datestr = datestr.replace(/^[-]([\w ]+)$/, 'TO $1');
195  datestr = datestr.replace(/^[~]([\w ]+)$/, 'ABT $1');
196  datestr = datestr.replace(/^[*]([\w ]+)$/, 'EST $1');
197  datestr = datestr.replace(/^[#]([\w ]+)$/, 'CAL $1');
198  datestr = datestr.replace(/^([\w ]+) ?- ?([\w ]+)$/, 'BET $1 AND $2');
199  datestr = datestr.replace(/^([\w ]+) ?~ ?([\w ]+)$/, 'FROM $1 TO $2');
200
201  // Convert full months to short months
202  datestr = datestr.replace(/(JANUARY)/, 'JAN');
203  datestr = datestr.replace(/(FEBRUARY)/, 'FEB');
204  datestr = datestr.replace(/(MARCH)/, 'MAR');
205  datestr = datestr.replace(/(APRIL)/, 'APR');
206  datestr = datestr.replace(/(MAY)/, 'MAY');
207  datestr = datestr.replace(/(JUNE)/, 'JUN');
208  datestr = datestr.replace(/(JULY)/, 'JUL');
209  datestr = datestr.replace(/(AUGUST)/, 'AUG');
210  datestr = datestr.replace(/(SEPTEMBER)/, 'SEP');
211  datestr = datestr.replace(/(OCTOBER)/, 'OCT');
212  datestr = datestr.replace(/(NOVEMBER)/, 'NOV');
213  datestr = datestr.replace(/(DECEMBER)/, 'DEC');
214
215  // Americans frequently enter dates as SEP 20, 1999
216  // No need to internationalise this, as this is an english-language issue
217  datestr = datestr.replace(/(JAN|FEB|MAR|APR|MAY|JUN|JUL|AUG|SEP|OCT|NOV|DEC)\.? (\d\d?)[, ]+(\d\d\d\d)/, '$2 $1 $3');
218
219  // Apply leading zero to day numbers
220  datestr = datestr.replace(/(^| )(\d [A-Z]{3,5} \d{4})/, '$10$2');
221
222  if (datephrase) {
223    datestr = datestr + ' (' + datephrase;
224  }
225  // Only update it if is has been corrected - otherwise input focus
226  // moves to the end of the field unnecessarily
227  if (datefield.value !== datestr) {
228    datefield.value = datestr;
229  }
230}
231
232var monthLabels = [];
233monthLabels[1] = 'January';
234monthLabels[2] = 'February';
235monthLabels[3] = 'March';
236monthLabels[4] = 'April';
237monthLabels[5] = 'May';
238monthLabels[6] = 'June';
239monthLabels[7] = 'July';
240monthLabels[8] = 'August';
241monthLabels[9] = 'September';
242monthLabels[10] = 'October';
243monthLabels[11] = 'November';
244monthLabels[12] = 'December';
245
246var monthShort = [];
247monthShort[1] = 'JAN';
248monthShort[2] = 'FEB';
249monthShort[3] = 'MAR';
250monthShort[4] = 'APR';
251monthShort[5] = 'MAY';
252monthShort[6] = 'JUN';
253monthShort[7] = 'JUL';
254monthShort[8] = 'AUG';
255monthShort[9] = 'SEP';
256monthShort[10] = 'OCT';
257monthShort[11] = 'NOV';
258monthShort[12] = 'DEC';
259
260var daysOfWeek = [];
261daysOfWeek[0] = 'S';
262daysOfWeek[1] = 'M';
263daysOfWeek[2] = 'T';
264daysOfWeek[3] = 'W';
265daysOfWeek[4] = 'T';
266daysOfWeek[5] = 'F';
267daysOfWeek[6] = 'S';
268
269var weekStart = 0;
270
271/**
272 * @param {string} jan
273 * @param {string} feb
274 * @param {string} mar
275 * @param {string} apr
276 * @param {string} may
277 * @param {string} jun
278 * @param {string} jul
279 * @param {string} aug
280 * @param {string} sep
281 * @param {string} oct
282 * @param {string} nov
283 * @param {string} dec
284 */
285function cal_setMonthNames (jan, feb, mar, apr, may, jun, jul, aug, sep, oct, nov, dec) {
286  monthLabels[1] = jan;
287  monthLabels[2] = feb;
288  monthLabels[3] = mar;
289  monthLabels[4] = apr;
290  monthLabels[5] = may;
291  monthLabels[6] = jun;
292  monthLabels[7] = jul;
293  monthLabels[8] = aug;
294  monthLabels[9] = sep;
295  monthLabels[10] = oct;
296  monthLabels[11] = nov;
297  monthLabels[12] = dec;
298}
299
300/**
301 * @param {string} sun
302 * @param {string} mon
303 * @param {string} tue
304 * @param {string} wed
305 * @param {string} thu
306 * @param {string} fri
307 * @param {string} sat
308 */
309function cal_setDayHeaders (sun, mon, tue, wed, thu, fri, sat) {
310  daysOfWeek[0] = sun;
311  daysOfWeek[1] = mon;
312  daysOfWeek[2] = tue;
313  daysOfWeek[3] = wed;
314  daysOfWeek[4] = thu;
315  daysOfWeek[5] = fri;
316  daysOfWeek[6] = sat;
317}
318
319/**
320 * @param {number} day
321 */
322function cal_setWeekStart (day) {
323  if (day >= 0 && day < 7) {
324    weekStart = day;
325  }
326}
327
328/**
329 * @param {string} dateDivId
330 * @param {string} dateFieldId
331 * @returns {boolean}
332 */
333function calendarWidget (dateDivId, dateFieldId) {
334  var dateDiv = document.getElementById(dateDivId);
335  var dateField = document.getElementById(dateFieldId);
336
337  if (dateDiv.style.visibility === 'visible') {
338    dateDiv.style.visibility = 'hidden';
339    return false;
340  }
341  if (dateDiv.style.visibility === 'show') {
342    dateDiv.style.visibility = 'hide';
343    return false;
344  }
345
346  /* Javascript calendar functions only work with precise gregorian dates "D M Y" or "Y" */
347  var greg_regex = /((\d+ (JAN|FEB|MAR|APR|MAY|JUN|JUL|AUG|SEP|OCT|NOV|DEC) )?\d+)/i;
348  var date;
349  if (greg_regex.exec(dateField.value)) {
350    date = new Date(RegExp.$1);
351  } else {
352    date = new Date();
353  }
354
355  dateDiv.innerHTML = cal_generateSelectorContent(dateFieldId, dateDivId, date);
356  if (dateDiv.style.visibility === 'hidden') {
357    dateDiv.style.visibility = 'visible';
358    return false;
359  }
360  if (dateDiv.style.visibility === 'hide') {
361    dateDiv.style.visibility = 'show';
362    return false;
363  }
364
365  return false;
366}
367
368/**
369 * @param {string} dateFieldId
370 * @param {string} dateDivId
371 * @param {Date} date
372 * @returns {string}
373 */
374function cal_generateSelectorContent (dateFieldId, dateDivId, date) {
375  var i, j;
376  var content = '<table border="1"><tr>';
377  content += '<td><select class="form-control" id="' + dateFieldId + '_daySelect" onchange="return cal_updateCalendar(\'' + dateFieldId + '\', \'' + dateDivId + '\');">';
378  for (i = 1; i < 32; i++) {
379    content += '<option value="' + i + '"';
380    if (date.getDate() === i) {
381      content += ' selected="selected"';
382    }
383    content += '>' + i + '</option>';
384  }
385  content += '</select></td>';
386  content += '<td><select class="form-control" id="' + dateFieldId + '_monSelect" onchange="return cal_updateCalendar(\'' + dateFieldId + '\', \'' + dateDivId + '\');">';
387  for (i = 1; i < 13; i++) {
388    content += '<option value="' + i + '"';
389    if (date.getMonth() + 1 === i) {
390      content += ' selected="selected"';
391    }
392    content += '>' + monthLabels[i] + '</option>';
393  }
394  content += '</select></td>';
395  content += '<td><input class="form-control" type="text" id="' + dateFieldId + '_yearInput" size="5" value="' + date.getFullYear() + '" onchange="return cal_updateCalendar(\'' + dateFieldId + '\', \'' + dateDivId + '\');" /></td></tr>';
396  content += '<tr><td colspan="3">';
397  content += '<table width="100%">';
398  content += '<tr>';
399  j = weekStart;
400  for (i = 0; i < 7; i++) {
401    content += '<td ';
402    content += 'class="descriptionbox"';
403    content += '>';
404    content += daysOfWeek[j];
405    content += '</td>';
406    j++;
407    if (j > 6) {
408      j = 0;
409    }
410  }
411  content += '</tr>';
412
413  var tdate = new Date(date.getFullYear(), date.getMonth(), 1);
414  var day = tdate.getDay();
415  day = day - weekStart;
416  var daymilli = 1000 * 60 * 60 * 24;
417  tdate = tdate.getTime() - (day * daymilli) + (daymilli / 2);
418  tdate = new Date(tdate);
419
420  for (j = 0; j < 6; j++) {
421    content += '<tr>';
422    for (i = 0; i < 7; i++) {
423      content += '<td ';
424      if (tdate.getMonth() === date.getMonth()) {
425        if (tdate.getDate() === date.getDate()) {
426          content += 'class="descriptionbox"';
427        } else {
428          content += 'class="optionbox"';
429        }
430      } else {
431        content += 'style="background-color:#EAEAEA; border: solid #AAAAAA 1px;"';
432      }
433      content += '><a href="#" onclick="return cal_dateClicked(\'' + dateFieldId + '\', \'' + dateDivId + '\', ' + tdate.getFullYear() + ', ' + tdate.getMonth() + ', ' + tdate.getDate() + ');">';
434      content += tdate.getDate();
435      content += '</a></td>';
436      var datemilli = tdate.getTime() + daymilli;
437      tdate = new Date(datemilli);
438    }
439    content += '</tr>';
440  }
441  content += '</table>';
442  content += '</td></tr>';
443  content += '</table>';
444
445  return content;
446}
447
448/**
449 * @param {string} dateFieldId
450 * @param {number} year
451 * @param {number} month
452 * @param {number} day
453 * @returns {boolean}
454 */
455function cal_setDateField (dateFieldId, year, month, day) {
456  var dateField = document.getElementById(dateFieldId);
457  if (!dateField) {
458    return false;
459  }
460  if (day < 10) {
461    day = '0' + day;
462  }
463  dateField.value = day + ' ' + monthShort[month + 1] + ' ' + year;
464  return false;
465}
466
467/**
468 * @param {string} dateFieldId
469 * @param {string} dateDivId
470 * @returns {boolean}
471 */
472function cal_updateCalendar (dateFieldId, dateDivId) {
473  var dateSel = document.getElementById(dateFieldId + '_daySelect');
474  if (!dateSel) {
475    return false;
476  }
477  var monthSel = document.getElementById(dateFieldId + '_monSelect');
478  if (!monthSel) {
479    return false;
480  }
481  var yearInput = document.getElementById(dateFieldId + '_yearInput');
482  if (!yearInput) {
483    return false;
484  }
485
486  var month = parseInt(monthSel.options[monthSel.selectedIndex].value, 10);
487  month = month - 1;
488
489  var date = new Date(yearInput.value, month, dateSel.options[dateSel.selectedIndex].value);
490  cal_setDateField(dateFieldId, date.getFullYear(), date.getMonth(), date.getDate());
491
492  var dateDiv = document.getElementById(dateDivId);
493  if (!dateDiv) {
494    alert('no dateDiv ' + dateDivId);
495    return false;
496  }
497  dateDiv.innerHTML = cal_generateSelectorContent(dateFieldId, dateDivId, date);
498
499  return false;
500}
501
502/**
503 * @param {string} dateFieldId
504 * @param {string} dateDivId
505 * @param {number} year
506 * @param {number} month
507 * @param {number} day
508 * @returns {boolean}
509 */
510function cal_dateClicked (dateFieldId, dateDivId, year, month, day) {
511  cal_setDateField(dateFieldId, year, month, day);
512  calendarWidget(dateDivId, dateFieldId);
513  return false;
514}
515
516/**
517 * @param {string} id
518 */
519function openerpasteid (id) {
520  if (window.opener.paste_id) {
521    window.opener.paste_id(id);
522  }
523  window.close();
524}
525
526/**
527 * @param {string} value
528 */
529function paste_id (value) {
530  pastefield.value = value;
531}
532
533/**
534 * @param {string} name
535 */
536function pastename (name) {
537  if (nameElement) {
538    nameElement.innerHTML = name;
539  }
540  if (remElement) {
541    remElement.style.display = 'block';
542  }
543}
544
545/**
546 * @param {string} value
547 */
548function paste_char (value) {
549  if (document.selection) {
550    // IE
551    pastefield.focus();
552    document.selection.createRange().text = value;
553  } else if (pastefield.selectionStart || pastefield.selectionStart === 0) {
554    // Mozilla/Chrome/Safari
555    pastefield.value =
556        pastefield.value.substring(0, pastefield.selectionStart) +
557        value +
558        pastefield.value.substring(pastefield.selectionEnd, pastefield.value.length);
559    pastefield.selectionStart = pastefield.selectionEnd = pastefield.selectionStart + value.length;
560  } else {
561    // Fallback? - just append
562    pastefield.value += value;
563  }
564
565  if (pastefield.id === 'NPFX' || pastefield.id === 'GIVN' || pastefield.id === 'SPFX' || pastefield.id === 'SURN' || pastefield.id === 'NSFX') {
566    updatewholename();
567  }
568}
569
570/**
571 * Persistant checkbox options to hide/show extra data.
572 * @param element_id
573 */
574function persistent_toggle (element_id) {
575  const element = document.getElementById(element_id);
576  const key = 'state-of-' + element_id;
577  const state = localStorage.getItem(key);
578
579  // Previously selected?
580  if (state === 'true') {
581    $(element).click();
582  }
583
584  // Remember state for the next page load.
585  $(element).on('change', function () { localStorage.setItem(key, element.checked); });
586}
587
588/**
589 * @param {string} field
590 * @param {string} pos
591 * @param {string} neg
592 */
593function valid_lati_long (field, pos, neg) {
594  // valid LATI or LONG according to Gedcom standard
595  // pos (+) : N or E
596  // neg (-) : S or W
597  var txt = field.value.toUpperCase();
598  txt = txt.replace(/(^\s*)|(\s*$)/g, ''); // trim
599  txt = txt.replace(/ /g, ':'); // N12 34 ==> N12.34
600  txt = txt.replace(/\+/g, ''); // +17.1234 ==> 17.1234
601  txt = txt.replace(/-/g, neg); // -0.5698 ==> W0.5698
602  txt = txt.replace(/,/g, '.'); // 0,5698 ==> 0.5698
603  // 0°34'11 ==> 0:34:11
604  txt = txt.replace(/\u00b0/g, ':'); // °
605  txt = txt.replace(/\u0027/g, ':'); // '
606  // 0:34:11.2W ==> W0.5698
607  txt = txt.replace(/^([0-9]+):([0-9]+):([0-9.]+)(.*)/g, function ($0, $1, $2, $3, $4) {
608    var n = parseFloat($1);
609    n += ($2 / 60);
610    n += ($3 / 3600);
611    n = Math.round(n * 1E4) / 1E4;
612    return $4 + n;
613  });
614  // 0:34W ==> W0.5667
615  txt = txt.replace(/^([0-9]+):([0-9]+)(.*)/g, function ($0, $1, $2, $3) {
616    var n = parseFloat($1);
617    n += ($2 / 60);
618    n = Math.round(n * 1E4) / 1E4;
619    return $3 + n;
620  });
621  // 0.5698W ==> W0.5698
622  txt = txt.replace(/(.*)([N|S|E|W]+)$/g, '$2$1');
623  // 17.1234 ==> N17.1234
624  if (txt && txt.charAt(0) !== neg && txt.charAt(0) !== pos) {
625    txt = pos + txt;
626  }
627  field.value = txt;
628}
629
630/**
631 * Initialize autocomplete elements.
632 * @param {string} selector
633 */
634function autocomplete (selector) {
635  // Use typeahead/bloodhound for autocomplete
636  $(selector).each(function () {
637    const that = this;
638    $(this).typeahead(null, {
639      display: 'value',
640      limit: 0,
641      source: new Bloodhound({
642        datumTokenizer: Bloodhound.tokenizers.obj.whitespace('value'),
643        queryTokenizer: Bloodhound.tokenizers.whitespace,
644        remote: {
645          url: this.dataset.autocompleteUrl,
646          replace: function (url, uriEncodedQuery) {
647            if (that.dataset.autocompleteExtra) {
648              const extra = $(document.querySelector(that.dataset.autocompleteExtra)).val();
649              return url.replace('QUERY', uriEncodedQuery) + '&extra=' + encodeURIComponent(extra);
650            }
651            return url.replace('QUERY', uriEncodedQuery);
652          },
653          wildcard: 'QUERY'
654
655        }
656      })
657    });
658  });
659}
660
661/**
662 * Insert text at the current cursor position in an input field.
663 * @param {Element} e The input element.
664 * @param {string} t The text to insert.
665 */
666function insertTextAtCursor (e, t) {
667  var scrollTop = e.scrollTop;
668  var selectionStart = e.selectionStart;
669  var prefix = e.value.substring(0, selectionStart);
670  var suffix = e.value.substring(e.selectionEnd, e.value.length);
671  e.value = prefix + t + suffix;
672  e.selectionStart = selectionStart + t.length;
673  e.selectionEnd = e.selectionStart;
674  e.focus();
675  e.scrollTop = scrollTop;
676}
677
678// Send the CSRF token on all AJAX requests
679$.ajaxSetup({
680  headers: {
681    'X-CSRF-TOKEN': $('meta[name=csrf]').attr('content')
682  }
683});
684
685/**
686 * Initialisation
687 */
688$(function () {
689  // Page elements that load automaticaly via AJAX.
690  // This prevents bad robots from crawling resource-intensive pages.
691  $('[data-ajax-url]').each(function () {
692    $(this).load($(this).data('ajaxUrl'));
693  });
694
695  /**
696   * Select2 - format entries in the select list
697   * @param {Object} data
698   * @returns {string}
699   */
700  function templateOptionForSelect2 (data) {
701    // This could be a "waiting..." message (data.loading is true) or a response from the server.
702    // Both are already HTML, so no need to reformat it.
703    return data.text;
704  }
705
706  // Autocomplete
707  autocomplete('input[data-autocomplete-url]');
708
709  // Select2 - activate autocomplete fields
710  const lang = document.documentElement.lang;
711  const select2_languages = {
712    'zh-Hans': 'zh-CN',
713    'zh-Hant': 'zh-TW'
714  };
715  $('select.select2').select2({
716    language: select2_languages[lang] || lang,
717    // Needed for elements that are initially hidden.
718    width: '100%',
719    // Do not escape - we do it on the server.
720    escapeMarkup: function (x) {
721      return x;
722    }
723  });
724
725  // If we clear the select (using the "X" button), we need an empty value
726  // (rather than no value at all) for (non-multiple) selects with name="array[]"
727  $('select.select2:not([multiple])')
728    .on('select2:unselect', function (evt) {
729      $(evt.delegateTarget).html('<option value="" selected></option>');
730    });
731
732  // Datatables - locale aware sorting
733  $.fn.dataTableExt.oSort['text-asc'] = function (x, y) {
734    return x.localeCompare(y, document.documentElement.lang, { sensitivity: 'base' });
735  };
736  $.fn.dataTableExt.oSort['text-desc'] = function (x, y) {
737    return y.localeCompare(x, document.documentElement.lang, { sensitivity: 'base' });
738  };
739
740  // DataTables - start hidden to prevent FOUC.
741  $('table.datatables').each(function () {
742    $(this).DataTable();
743    $(this).removeClass('d-none');
744  });
745
746  // Save button state between pages
747  document.querySelectorAll('[data-toggle=button][data-persist]').forEach((element) => {
748    // Previously selected?
749    if (localStorage.getItem('state-of-' + element.dataset.persist) === 'T') {
750      element.click();
751    }
752    // Save state on change
753    element.addEventListener('click', (event) => {
754      // Event occurs *before* the state changes, so reverse T/F.
755      localStorage.setItem('state-of-' + event.target.dataset.persist, event.target.classList.contains('active') ? 'F' : 'T');
756    });
757  });
758
759  // Activate the on-screen keyboard
760  var osk_focus_element;
761  $('.wt-osk-trigger').click(function () {
762    // When a user clicks the icon, set focus to the corresponding input
763    osk_focus_element = document.getElementById($(this).data('id'));
764    osk_focus_element.focus();
765    $('.wt-osk').show();
766  });
767  $('.wt-osk-script-button').change(function () {
768    $('.wt-osk-script').prop('hidden', true);
769    $('.wt-osk-script-' + $(this).data('script')).prop('hidden', false);
770  });
771  $('.wt-osk-shift-button').click(function () {
772    document.querySelector('.wt-osk-keys').classList.toggle('shifted');
773  });
774  $('.wt-osk-keys').on('click', '.wt-osk-key', function () {
775    var key = $(this).contents().get(0).nodeValue;
776    var shift_state = $('.wt-osk-shift-button').hasClass('active');
777    var shift_key = $('sup', this)[0];
778    if (shift_state && shift_key !== undefined) {
779      key = shift_key.innerText;
780    }
781    webtrees.pasteAtCursor(osk_focus_element, key);
782    if ($('.wt-osk-pin-button').hasClass('active') === false) {
783      $('.wt-osk').hide();
784    }
785  });
786
787  $('.wt-osk-close').on('click', function () {
788    $('.wt-osk').hide();
789  });
790});
791
792// Convert data-confirm and data-post-url attributes into useful behavior.
793document.addEventListener('click', (event) => {
794  const target = event.target.closest('a');
795
796  if (target === null) {
797    return;
798  }
799
800  if ('confirm' in target.dataset && !confirm(target.dataset.confirm)) {
801    event.preventDefault();
802    return;
803  }
804
805  if ('postUrl' in target.dataset) {
806    const token = document.querySelector('meta[name=csrf]').content;
807
808    fetch(target.dataset.postUrl, {
809      method: 'POST',
810      headers: {
811        'X-CSRF-TOKEN': token,
812        'X-Requested-with': 'XMLHttpRequest',
813      },
814    }).then((response) => {
815      if ('reloadUrl' in target.dataset) {
816        // Go somewhere else.  e.g. home page after logout.
817        document.location = target.dataset.reloadUrl;
818      } else {
819        // Reload the current page. e.g. change language.
820        document.location.reload();
821      }
822    }).catch((error) => {
823      alert(error);
824    });
825  }
826});
827