// Common javascript functions
//
// webtrees: Web based Family History software
// Copyright (C) 2014 webtrees development team.
//
// Derived from PhpGedView
// Copyright (C) 2002 to 2009 PGV Development Team.  All rights reserved.
//
// This program 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; either version 2 of the License, or
// (at your option) any later version.
//
// This program 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.
//
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA

// "use strict";

// Specifications for various types of popup edit window.
// Choose positions to center in the smallest (1000x800) target screen
var edit_window_specs='width=650,height=600,left=175,top=100,resizable=1,scrollbars=1'; // edit_interface.php, add_media.php, gedrecord.php
var indx_window_specs='width=600,height=500,left=200,top=150,resizable=1,scrollbars=1'; // index_edit.php, module configuration
var news_window_specs='width=740,height=650,left=200,top=150,resizable=1,scrollbars=1'; // edit_news.php
var help_window_specs='width=500,height=400,left=250,top=200,resizable=1,scrollbars=1'; // help.php
var find_window_specs='width=550,height=600,left=250,top=150,resizable=1,scrollbars=1'; // find.php, inverse_link.php
var mesg_window_specs='width=500,height=600,left=250,top=100,resizable=1,scrollbars=1'; // message.php
var chan_window_specs='width=500,height=600,left=250,top=100,resizable=1,scrollbars=1'; // edit_changes.php
var mord_window_specs='width=500,height=600,left=250,top=100,resizable=1,scrollbars=1'; // edit_interface.php, media reorder
var assist_window_specs='width=900,height=800,left=70,top=70,resizable=1,scrollbars=1'; // edit_interface.php, used for census assistant
var gmap_window_specs='width=650,height=600,left=200,top=150,resizable=1,scrollbars=1'; // googlemap module place editing
var fam_nav_specs='width=300,height=600,left=817,top=150,resizable=1,scrollbars=1'; // media_0_inverselink.php

var pastefield, nameElement, remElement; // Elements to paste to

// Create a modal dialog, fetching the contents from a URL
function modalDialog(url, title, width) {
	jQuery('<div title="' + title + '"></div>')
		.load(url)
		.dialog({
			modal: true,
			width: typeof width === 'undefined' ? 700 : width,
			open: function() {
				// Close the window when we click outside it.
				var self = this;
				jQuery('.ui-widget-overlay').on('click', function () {
					jQuery(self).dialog('close');
				});
			}
		});

	return false;
}

// Get a help message.
function helpDialog(topic, module) {
	jQuery.getJSON('help_text.php?help=' + topic + '&mod=' + module, function (json) {
		modalNotes(json.content, json.title);
	});
}

// Create a modal dialog to display notes & help
function modalNotes(content, title) {
	jQuery('<div title="' + title + '"></div>')
		.html(content)
		.dialog({
			modal: true,
			width: 500,
			open: function() {
				// Close the window when we click outside it.
				var self = this;
				jQuery('.ui-widget-overlay').on('click', function () {
					jQuery(self).dialog('close');
				});
			}
		});

	return false;
}

// For a dialog containing a form, submit the form via AJAX
// (to save the data), then reload the page (to display it).
function modalDialogSubmitAjax(form) {
	jQuery.ajax({
		type:    'POST',
		url:     jQuery(form).attr('action'),
		data:    jQuery(form).serialize(),
		success: function(response) { window.location.reload(); }
	});
	return false;
}

function closePopupAndReloadParent(url) {
	if (parent.opener) {
		if (url) {
			parent.opener.location = url;
		} else {
			parent.opener.location.reload();
		}
	}
	window.close();
}

function expand_layer(sid) {
	jQuery("#" + sid + "_img").toggleClass("icon-plus icon-minus");
	jQuery('#' + sid).slideToggle("fast");
	jQuery('#' + sid + '-alt').toggle(); // hide something when we show the layer - and vice-versa
	return false;
}

// Open the "edit interface" popup window
function edit_interface(params, windowspecs, pastefield) {
	var features = windowspecs || edit_window_specs;
	window.pastefield = pastefield;
	var url = 'edit_interface.php?' + jQuery.param(params) + '&ged=' + WT_GEDCOM;
	window.open(url, '_blank', features);
	return false;
}

function edit_record(xref, fact_id) {
	return edit_interface({
		"action":    "edit",
		"xref":      xref,
		"fact_id":   fact_id
	});
}

function add_fact(xref, fact) {
	return edit_interface({
		"action": "add",
		"xref":   xref,
		"fact":   fact
	});
}

function edit_raw(xref) {
	return edit_interface({
		"action": "editraw",
		"xref":   xref
	});
}

function edit_note(xref) {
	return edit_interface({
		"action": "editnote",
		"xref":   xref
	});
}

function add_record(xref, fact_field) {
	var fact = jQuery('#' + fact_field).val();
	if (fact) {
		if (fact == "OBJE") {
			window.open('addmedia.php?action=showmediaform&linkid=' + encodeURIComponent(xref) + '&ged=' + encodeURIComponent(WT_GEDCOM), '_blank', edit_window_specs);
		} else {
			return add_fact(xref, fact);
		}
	}
	return false;
}

function reorder_media(xref) {
	return edit_interface({
		"action": "reorder_media",
		"xref":   xref
	}, mord_window_specs);
}

function add_new_record(xref, fact) {
	return edit_interface({
		"action": "add",
		"xref":   xref,
		"fact":   fact
	});
}

// Add a new child to an existing family
function add_child_to_family(xref, gender) {
	return edit_interface({
		"action": "add_child_to_family",
		"gender": gender,
		"xref":   xref
	});
}

// Add a new child to an existing individual (creating a one-parent family)
function add_child_to_individual(xref, gender) {
	return edit_interface({
		"action": "add_child_to_individual",
		"gender": gender,
		"xref":   xref
	});
}

// Add a new parent to an existing individual (creating a one-parent family)
function add_parent_to_individual(xref, gender) {
	return edit_interface({
		"action": "add_parent_to_individual",
		"xref":   xref,
		"gender": gender
	});
}

// Add a new spouse to an existing family
function add_spouse_to_family(xref, famtag) {
	return edit_interface({
		"action": "add_spouse_to_family",
		"xref":   xref,
		"famtag": famtag
	});
}

function add_unlinked_indi() {
	return edit_interface({
		"action": "add_unlinked_indi"
	});
}

// Add a new spouse to an existing individual (creating a new family)
function add_spouse_to_individual(xref, famtag) {
	return edit_interface({
		"action": "add_spouse_to_individual",
		"xref":   xref,
		"famtag": famtag
	});
}

function linkspouse(xref, famtag) {
	return edit_interface({
		"action": "linkspouse",
		"xref": xref,
		"famtag": famtag,
		"famid": "new"
	});
}

function add_famc(xref) {
	return edit_interface({
		"action": "addfamlink",
		"xref": xref
	});
}

function edit_name(xref, fact_id) {
	return edit_interface({
		"action": "editname",
		"xref": xref,
		"fact_id": fact_id
	});
}

function add_name(xref) {
	return edit_interface({
		"action": "addname",
		"xref": xref
	});
}

// Accept the changes to a record - and reload the page
function accept_changes(xref) {
	jQuery.post('action.php', {
		action: 'accept-changes',
		xref:   xref,
		ged:    WT_GEDCOM,
		csrf:   WT_CSRF_TOKEN
	},
	function(){
		location.reload();
	});
	return false;
}

// Reject the changes to a record - and reload the page
function reject_changes(xref) {
	jQuery.post('action.php', {
		action: 'reject-changes',
		xref:   xref,
		ged:    WT_GEDCOM,
		csrf:   WT_CSRF_TOKEN
	},
	function(){
		location.reload();
	});
	return false;
}

// Delete a family - and reload the page
function delete_family(message, xref, gedcom) {
	if (confirm(message)) {
		jQuery.post('action.php', {
			action:   'delete-family',
			xref:      xref,
			ged:       typeof gedcom == 'undefined' ? WT_GEDCOM : gedcom,
			csrf:      WT_CSRF_TOKEN
		},
		function(){
			location.reload();
		});
	}
	return false;
}

// Delete an individual - and reload the page
function delete_individual(message, xref, gedcom) {
	if (confirm(message)) {
		jQuery.post('action.php', {
			action:   'delete-individual',
			xref:      xref,
			ged:       typeof gedcom == 'undefined' ? WT_GEDCOM : gedcom,
			csrf:      WT_CSRF_TOKEN
		},
		function(){
			location.reload();
		});
	}
	return false;
}

// Delete a media object - and reload the page
function delete_media(message, xref, gedcom) {
	if (confirm(message)) {
		jQuery.post('action.php', {
			action:   'delete-media',
			xref:      xref,
			ged:       typeof gedcom == 'undefined' ? WT_GEDCOM : gedcom,
			csrf:      WT_CSRF_TOKEN
		},
		function(){
			location.reload();
		});
	}
	return false;
}

// Delete a note object - and reload the page
function delete_note(message, xref, gedcom) {
	if (confirm(message)) {
		jQuery.post('action.php', {
			action:   'delete-note',
			xref:      xref,
			ged:       typeof gedcom == 'undefined' ? WT_GEDCOM : gedcom,
			csrf:      WT_CSRF_TOKEN
		},
		function(){
			location.reload();
		});
	}
	return false;
}

// Delete a repository - and reload the page
function delete_repository(message, xref, gedcom) {
	if (confirm(message)) {
		jQuery.post('action.php', {
			action:   'delete-repository',
			xref:      xref,
			ged:       typeof gedcom == 'undefined' ? WT_GEDCOM : gedcom,
			csrf:      WT_CSRF_TOKEN
		},
		function(){
			location.reload();
		});
	}
	return false;
}

// Delete a source - and reload the page
function delete_source(message, xref, gedcom) {
	if (confirm(message)) {
		jQuery.post('action.php', {
			action:   'delete-source',
			xref:      xref,
			ged:       typeof gedcom == 'undefined' ? WT_GEDCOM : gedcom,
			csrf:      WT_CSRF_TOKEN
		},
		function(){
			location.reload();
		});
	}
	return false;
}

// Delete a fact - and reload the page
function delete_fact(message, xref, fact_id) {
	if (confirm(message)) {
		jQuery.post('action.php', {
			action:   'delete-fact',
			xref:      xref,
			fact_id:   fact_id,
			ged:       WT_GEDCOM,
			csrf:      WT_CSRF_TOKEN
		},
		function(){
			location.reload();
		});
	}
	return false;
}

// Remove links from one record to another - and reload the page
function unlink_media(message, source, target) {
	if (confirm(message)) {
		jQuery.post('action.php', {
			action: 'unlink-media',
			source: source,
			target: target,
			ged:    WT_GEDCOM,
			csrf:   WT_CSRF_TOKEN
		},
		function(){
			location.reload();
		});
	}
	return false;
}

// Copy a fact to the clipboard
function copy_fact(xref, fact_id) {
	jQuery.post('action.php', {
		action:   'copy-fact',
		xref:      xref,
		fact_id:   fact_id,
		ged:       WT_GEDCOM,
		csrf:      WT_CSRF_TOKEN
	},
	function(){
		location.reload();
	});
	return false;
}

// Paste a fact from the clipboard
function paste_fact(xref, element) {
	jQuery.post('action.php', {
		action:   'paste-fact',
		xref:      xref,
		fact_id:   jQuery(element).val(), // element is the <select> containing the option
		ged:       WT_GEDCOM,
		csrf:      WT_CSRF_TOKEN
	},
	function(){
		location.reload();
	});
	return false;
}

// Delete a user - and reload the page
function delete_user(message, user_id) {
	if (confirm(message)) {
		jQuery.post('action.php', {
			action:   'delete-user',
			user_id:   user_id,
			csrf:      WT_CSRF_TOKEN
		},
		function(){
			location.reload();
		});
	}
	return false;
}

// Masquerade as another user - and reload the page.
function masquerade(user_id) {
	jQuery.post('action.php', {
		action:   'masquerade',
		user_id:   user_id,
		csrf:      WT_CSRF_TOKEN
	},
	function(){
		location.reload();
	});
	return false;
}

function reorder_children(xref) {
	return edit_interface({
		"action": "reorder_children",
		"xref":   xref
	});
}

function reorder_families(xref) {
	return edit_interface({
		"action": "reorder_fams",
		"xref":    xref
	});
}

function reply(username, subject) {
	window.open('message.php?to=' + encodeURIComponent(username) + '&subject=' + encodeURIComponent(subject) + '&ged=' + encodeURIComponent(WT_GEDCOM), '_blank', mesg_window_specs);
	return false;
}

function delete_message(id) {
	window.open('message.php?action=delete&id=' + encodeURIComponent(id) + '&ged=' + encodeURIComponent(WT_GEDCOM), '_blank', mesg_window_specs);
	return false;
}

function change_family_members(xref) {
	return edit_interface({
		"action": "changefamily",
		"xref":   xref
	});
}

function addnewsource(field) {
	return edit_interface({
		"action": "addnewsource",
		"xref":   "newsour"
	}, null, field);
}

function addnewrepository(field) {
	return edit_interface({
		"action": "addnewrepository",
		"xref":   "newrepo"
	}, null, field);
}

function addnewnote(field) {
	return edit_interface({
		"action": "addnewnote",
		"noteid": "newnote"
	}, null, field);
}

function addnewnote_assisted(field, xref) {
	return edit_interface({
		"action": "addnewnote_assisted",
		"noteid": "newnote",
		"xref":   xref
	}, assist_window_specs, field);
}

function addmedia_links(field, iid, iname) {
	pastefield = field;
	insertRowToTable(iid, iname);
	return false;
}

function valid_date(datefield) {
	var months        = new Array("JAN","FEB","MAR","APR","MAY","JUN","JUL","AUG","SEP","OCT","NOV","DEC");
	var hijri_months  = new Array("MUHAR","SAFAR","RABIA","RABIT","JUMAA","JUMAT","RAJAB","SHAAB","RAMAD","SHAWW","DHUAQ","DHUAH");
	var hebrew_months = new Array("TSH","CSH","KSL","TVT","SHV","ADR","ADS","NSN","IYR","SVN","TMZ","AAV","ELL");
	var french_months = new Array("VEND","BRUM","FRIM","NIVO","PLUV","VENT","GERM","FLOR","PRAI","MESS","THER","FRUC","COMP");
	var jalali_months = new Array("FARVA","ORDIB","KHORD","TIR","MORDA","SHAHR","MEHR","ABAN","AZAR","DEY","BAHMA","ESFAN");

	var datestr=datefield.value;
	// if a date has a date phrase marked by () this has to be excluded from altering
	var datearr=datestr.split("(");
	var datephrase="";
	if (datearr.length > 1) {
		datestr=datearr[0];
		datephrase=datearr[1];
	}

	// Gedcom dates are upper case
	datestr=datestr.toUpperCase();
	// Gedcom dates have no leading/trailing/repeated whitespace
	datestr=datestr.replace(/\s+/, " ");
	datestr=datestr.replace(/(^\s)|(\s$)/, "");
	// Gedcom dates have spaces between letters and digits, e.g. "01JAN2000" => "01 JAN 2000"
	datestr=datestr.replace(/(\d)([A-Z])/, "$1 $2");
	datestr=datestr.replace(/([A-Z])(\d)/, "$1 $2");

	// Shortcut for quarter format, "Q1 1900" => "BET JAN 1900 AND MAR 1900".  See [ 1509083 ]
	if (datestr.match(/^Q ([1-4]) (\d\d\d\d)$/)) {
		datestr = "BET "+months[RegExp.$1*3-3]+" "+RegExp.$2+" AND "+months[RegExp.$1*3-1]+" "+RegExp.$2;
	}

	// Shortcut for @#Dxxxxx@ 01 01 1400, etc.
	if (datestr.match(/^(@#DHIJRI@|HIJRI)( \d?\d )(\d?\d)( \d?\d?\d?\d)$/)) {
		datestr = "@#DHIJRI@" + RegExp.$2 + hijri_months[parseInt(RegExp.$3, 10)-1] + RegExp.$4;
	}
	if (datestr.match(/^(@#DJALALI@|JALALI)( \d?\d )(\d?\d)( \d?\d?\d?\d)$/)) {
		datestr = "@#DJALALI@" + RegExp.$2 + jalali_months[parseInt(RegExp.$3, 10)-1] + RegExp.$4;
	}
	if (datestr.match(/^(@#DHEBREW@|HEBREW)( \d?\d )(\d?\d)( \d?\d?\d?\d)$/)) {
		datestr = "@#DHEBREW@" + RegExp.$2 + hebrew_months[parseInt(RegExp.$3, 10)-1] + RegExp.$4;
	}
	if (datestr.match(/^(@#DFRENCH R@|FRENCH)( \d?\d )(\d?\d)( \d?\d?\d?\d)$/)) {
		datestr = "@#DFRENCH R@" + RegExp.$2 + french_months[parseInt(RegExp.$3, 10)-1] + RegExp.$4;
	}

	// e.g. 17.11.1860, 03/04/2005 or 1999-12-31.  Use locale settings where DMY order is ambiguous.
	var qsearch = /^([^\d]*)(\d+)[^\d](\d+)[^\d](\d+)$/i;
	if (qsearch.exec(datestr)) {
		var f0=RegExp.$1;
		var f1=parseInt(RegExp.$2, 10);
		var f2=parseInt(RegExp.$3, 10);
		var f3=parseInt(RegExp.$4, 10);
		var f4=RegExp.$5;
		var dmy='DMY';
		if (typeof(locale_date_format)!='undefined') {
			if (locale_date_format === 'MDY' || locale_date_format === 'YMD') {
				dmy = locale_date_format;
			}
		}
		var yyyy=new Date().getFullYear();
		var yy=yyyy % 100;
		var cc=yyyy - yy;
		if (dmy=='DMY' && f1<=31 && f2<=12 || f1>13 && f1<=31 && f2<=12 && f3>31) {
				datestr = f0 + f1 + " " + months[f2 - 1] + " " + (f3 >= 100 ? f3 : (f3 <= yy ? f3 + cc : f3 + cc - 100));
		} else {
			if (dmy === 'MDY' && f1 <= 12 && f2 <= 31 || f2 > 13 && f2 <= 31 && f1 <= 12 && f3 > 31) {
				datestr = f0 + f2 + " " + months[f1 - 1] + " " + (f3 >= 100 ? f3 : (f3 <= yy ? f3 + cc : f3 + cc - 100));
			} else {
				if (dmy === 'YMD' && f2 <= 12 && f3 <= 31 || f3 > 13 && f3 <= 31 && f2 <= 12 && f1 > 31) {
					datestr = f0 + f3 + " " + months[f2 - 1] + " " + (f1 >= 100 ? f1 : (f1 <= yy ? f1 + cc : f1 + cc - 100));
				}
			}
		}
	}

	// Shortcuts for date ranges
	datestr=datestr.replace(/^[>]([\w ]+)$/, "AFT $1");
	datestr=datestr.replace(/^[<]([\w ]+)$/, "BEF $1");
	datestr=datestr.replace(/^([\w ]+)[-]$/, "FROM $1");
	datestr=datestr.replace(/^[-]([\w ]+)$/, "TO $1");
	datestr=datestr.replace(/^[~]([\w ]+)$/, "ABT $1");
	datestr=datestr.replace(/^[*]([\w ]+)$/, "EST $1");
	datestr=datestr.replace(/^[#]([\w ]+)$/, "CAL $1");
	datestr=datestr.replace(/^([\w ]+) ?- ?([\w ]+)$/, "BET $1 AND $2");
	datestr=datestr.replace(/^([\w ]+) ?~ ?([\w ]+)$/, "FROM $1 TO $2");
	if (datestr.match(/^=([\d ()\/+*-]+)$/)) {
		datestr = eval(RegExp.$1);
	}

	// Convert full months to short months
	// TODO: also convert long/short months in other languages
	datestr=datestr.replace(/(JANUARY)/,   "JAN");
	datestr=datestr.replace(/(FEBRUARY)/,  "FEB");
	datestr=datestr.replace(/(MARCH)/,     "MAR");
	datestr=datestr.replace(/(APRIL)/,     "APR");
	datestr=datestr.replace(/(MAY)/,       "MAY");
	datestr=datestr.replace(/(JUNE)/,      "JUN");
	datestr=datestr.replace(/(JULY)/,      "JUL");
	datestr=datestr.replace(/(AUGUST)/,    "AUG");
	datestr=datestr.replace(/(SEPTEMBER)/, "SEP");
	datestr=datestr.replace(/(OCTOBER)/,   "OCT");
	datestr=datestr.replace(/(NOVEMBER)/,  "NOV");
	datestr=datestr.replace(/(DECEMBER)/,  "DEC");

	// Americans frequently enter dates as SEP 20, 1999
	// No need to internationalise this, as this is an english-language issue
	datestr=datestr.replace(/(JAN) (\d\d?)[, ]+(\d\d\d\d)/, "$2 $1 $3");
	datestr=datestr.replace(/(FEB) (\d\d?)[, ]+(\d\d\d\d)/, "$2 $1 $3");
	datestr=datestr.replace(/(MAR) (\d\d?)[, ]+(\d\d\d\d)/, "$2 $1 $3");
	datestr=datestr.replace(/(APR) (\d\d?)[, ]+(\d\d\d\d)/, "$2 $1 $3");
	datestr=datestr.replace(/(MAY) (\d\d?)[, ]+(\d\d\d\d)/, "$2 $1 $3");
	datestr=datestr.replace(/(JUN) (\d\d?)[, ]+(\d\d\d\d)/, "$2 $1 $3");
	datestr=datestr.replace(/(JUL) (\d\d?)[, ]+(\d\d\d\d)/, "$2 $1 $3");
	datestr=datestr.replace(/(AUG) (\d\d?)[, ]+(\d\d\d\d)/, "$2 $1 $3");
	datestr=datestr.replace(/(SEP) (\d\d?)[, ]+(\d\d\d\d)/, "$2 $1 $3");
	datestr=datestr.replace(/(OCT) (\d\d?)[, ]+(\d\d\d\d)/, "$2 $1 $3");
	datestr=datestr.replace(/(NOV) (\d\d?)[, ]+(\d\d\d\d)/, "$2 $1 $3");
	datestr=datestr.replace(/(DEC) (\d\d?)[, ]+(\d\d\d\d)/, "$2 $1 $3");

	// Apply leading zero to day numbers
	datestr=datestr.replace(/(^| )(\d [A-Z]{3,5} \d{4})/, "$10$2");

	if (datephrase) {
		datestr=datestr+" ("+datephrase;
	}
	// Only update it if is has been corrected - otherwise input focus
	// moves to the end of the field unnecessarily
	if (datefield.value !== datestr) {
		datefield.value=datestr;
	}
}

var menutimeouts = [];

function show_submenu(elementid, parentid, dir) {
	var pagewidth = document.body.scrollWidth+document.documentElement.scrollLeft;
	var element = document.getElementById(elementid);
	if (element && element.style) {
				if (document.all) {
					pagewidth = document.body.offsetWidth;
				} else {
					pagewidth = document.body.scrollWidth+document.documentElement.scrollLeft-55;
					if (textDirection=="rtl") {
						boxright = element.offsetLeft+element.offsetWidth+10;
					}
				}

		//-- make sure the submenu is the size of the largest child
		var maxwidth = 0;
		var count = element.childNodes.length;
		for (var i=0; i<count; i++) {
			var child = element.childNodes[i];
			if (child.offsetWidth > maxwidth+5) {
				maxwidth = child.offsetWidth;
			}
		}
		if (element.offsetWidth <  maxwidth) {
			element.style.width = maxwidth+"px";
		}
		var pelement, boxright;
		if (dir=="down") {
			pelement = document.getElementById(parentid);
			if (pelement) {
				element.style.left=pelement.style.left;
				boxright = element.offsetLeft+element.offsetWidth+10;
				if (boxright > pagewidth) {
					var menuleft = pagewidth-element.offsetWidth;
					element.style.left = menuleft + "px";
				}
			}
		} else if (dir=="right") {
			pelement = document.getElementById(parentid);
			if (pelement) {
				if (textDirection=="ltr") {
				var boxleft = pelement.offsetLeft+pelement.offsetWidth-40;
				boxright = boxleft+element.offsetWidth+10;
				if (boxright > pagewidth) {
					element.style.right = pelement.offsetLeft + "px";
				} else {
					element.style.left=boxleft+"px";
				}
				} else {
					element.style.left = (pelement.offsetLeft-element.offsetWidth)+"px";
				}
				element.style.top = pelement.offsetTop+"px";
			}
		}

		if (element.offsetLeft < 0) {
			element.style.left = "0px";
		}

		//-- put scrollbars on really long menus
		if (element.offsetHeight > 500) {
			element.style.height = '400px';
			element.style.overflow = 'auto';
		}

		element.style.visibility='visible';
	}
	clearTimeout(menutimeouts[elementid]);
	menutimeouts[elementid] = null;
}

function hide_submenu(elementid) {
	if (typeof menutimeouts[elementid] !== "number") {
		return;
	}
	var element = document.getElementById(elementid);
	if (element && element.style) {
		element.style.visibility='hidden';
	}
	clearTimeout(menutimeouts[elementid]);
	menutimeouts[elementid] = null;
}

function timeout_submenu(elementid) {
	if (typeof menutimeouts[elementid] !== "number") {
		menutimeouts[elementid] = setTimeout("hide_submenu('"+elementid+"')", 100);
	}
}

function statusDisable(sel) {
	var cbox = document.getElementById(sel);
	cbox.checked = false;
	cbox.disabled = true;
}

function statusEnable(sel) {
	var cbox = document.getElementById(sel);
	cbox.disabled = false;
}

function statusChecked(sel) {
	var cbox = document.getElementById(sel);
	cbox.checked = true;
}

var monthLabels = [];
monthLabels[1] = "January";
monthLabels[2] = "February";
monthLabels[3] = "March";
monthLabels[4] = "April";
monthLabels[5] = "May";
monthLabels[6] = "June";
monthLabels[7] = "July";
monthLabels[8] = "August";
monthLabels[9] = "September";
monthLabels[10] = "October";
monthLabels[11] = "November";
monthLabels[12] = "December";

var monthShort = [];
monthShort[1] = "JAN";
monthShort[2] = "FEB";
monthShort[3] = "MAR";
monthShort[4] = "APR";
monthShort[5] = "MAY";
monthShort[6] = "JUN";
monthShort[7] = "JUL";
monthShort[8] = "AUG";
monthShort[9] = "SEP";
monthShort[10] = "OCT";
monthShort[11] = "NOV";
monthShort[12] = "DEC";

var daysOfWeek = [];
daysOfWeek[0] = "S";
daysOfWeek[1] = "M";
daysOfWeek[2] = "T";
daysOfWeek[3] = "W";
daysOfWeek[4] = "T";
daysOfWeek[5] = "F";
daysOfWeek[6] = "S";

var weekStart = 0;

function cal_setMonthNames(jan, feb, mar, apr, may, jun, jul, aug, sep, oct, nov, dec) {
	monthLabels[1] = jan;
	monthLabels[2] = feb;
	monthLabels[3] = mar;
	monthLabels[4] = apr;
	monthLabels[5] = may;
	monthLabels[6] = jun;
	monthLabels[7] = jul;
	monthLabels[8] = aug;
	monthLabels[9] = sep;
	monthLabels[10] = oct;
	monthLabels[11] = nov;
	monthLabels[12] = dec;
}

function cal_setDayHeaders(sun, mon, tue, wed, thu, fri, sat) {
	daysOfWeek[0] = sun;
	daysOfWeek[1] = mon;
	daysOfWeek[2] = tue;
	daysOfWeek[3] = wed;
	daysOfWeek[4] = thu;
	daysOfWeek[5] = fri;
	daysOfWeek[6] = sat;
}

function cal_setWeekStart(day) {
	if (day >=0 && day < 7) {
		weekStart = day;
	}
}

function cal_toggleDate(dateDivId, dateFieldId) {
	var dateDiv = document.getElementById(dateDivId);
	if (!dateDiv) {
		return false;
	}

	if (dateDiv.style.visibility=='visible') {
		dateDiv.style.visibility = 'hidden';
		return false;
	}
	if (dateDiv.style.visibility=='show') {
		dateDiv.style.visibility = 'hide';
		return false;
	}

	var dateField = document.getElementById(dateFieldId);
	if (!dateField) {
		return false;
	}

	/* Javascript calendar functions only work with precise gregorian dates "D M Y" or "Y" */
	var greg_regex = /((\d+ (JAN|FEB|MAR|APR|MAY|JUN|JUL|AUG|SEP|OCT|NOV|DEC) )?\d+)/;
	var date;
	if (greg_regex.exec(dateField.value)) {
		date = new Date(RegExp.$1);
	} else {
		date = new Date();
	}

	dateDiv.innerHTML = cal_generateSelectorContent(dateFieldId, dateDivId, date);
	if (dateDiv.style.visibility=='hidden') {
		dateDiv.style.visibility = 'visible';
		return false;
	}
	if (dateDiv.style.visibility=='hide') {
		dateDiv.style.visibility = 'show';
		return false;
	}
	return false;
}

function cal_generateSelectorContent(dateFieldId, dateDivId, date) {
	var content = '<table border="1"><tr>';
	content += '<td><select name="'+dateFieldId+'_daySelect" id="'+dateFieldId+'_daySelect" onchange="return cal_updateCalendar(\''+dateFieldId+'\', \''+dateDivId+'\');">';
	for (i=1; i<32; i++) {
		content += '<option value="'+i+'"';
		if (date.getDate()==i) {
			content += ' selected="selected"';
		}
		content += '>'+i+'</option>';
	}
	content += '</select></td>';
	content += '<td><select name="'+dateFieldId+'_monSelect" id="'+dateFieldId+'_monSelect" onchange="return cal_updateCalendar(\''+dateFieldId+'\', \''+dateDivId+'\');">';
	for (i=1; i<13; i++) {
		content += '<option value="'+i+'"';
		if (date.getMonth()+1==i) {
			content += ' selected="selected"';
		}
		content += '>'+monthLabels[i]+'</option>';
	}
	content += '</select></td>';
	content += '<td><input type="text" name="'+dateFieldId+'_yearInput" id="'+dateFieldId+'_yearInput" size="5" value="'+date.getFullYear()+'" onchange="return cal_updateCalendar(\''+dateFieldId+'\', \''+dateDivId+'\');" /></td></tr>';
	content += '<tr><td colspan="3">';
	content += '<table width="100%">';
	content += '<tr>';
	j = weekStart;
	for (i=0; i<7; i++) {
		content += '<td ';
		content += 'class="descriptionbox"';
		content += '>';
		content += daysOfWeek[j];
		content += '</td>';
		j++;
		if (j>6) {
			j = 0;
		}
	}
	content += '</tr>';

	var tdate = new Date(date.getFullYear(), date.getMonth(), 1);
	var day = tdate.getDay();
	day = day - weekStart;
	var daymilli = (1000*60*60*24);
	tdate = tdate.getTime() - (day*daymilli) + (daymilli/2);
	tdate = new Date(tdate);

	for (j=0; j<6; j++) {
		content += '<tr>';
		for (i=0; i<7; i++) {
			content += '<td ';
			if (tdate.getMonth()==date.getMonth()) {
				if (tdate.getDate()==date.getDate()) {
					content += 'class="descriptionbox"';
				} else {
					content += 'class="optionbox"';
				}
			} else {
				content += 'style="background-color:#EAEAEA; border: solid #AAAAAA 1px;"';
			}
			content += '><a href="#" onclick="return cal_dateClicked(\''+dateFieldId+'\', \''+dateDivId+'\', '+tdate.getFullYear()+', '+tdate.getMonth()+', '+tdate.getDate()+');">';
			content += tdate.getDate();
			content += '</a></td>';
			var datemilli = tdate.getTime() + daymilli;
			tdate = new Date(datemilli);
		}
		content += '</tr>';
	}
	content += '</table>';
	content += '</td></tr>';
	content += '</table>';

	return content;
}

function cal_setDateField(dateFieldId, year, month, day) {
	var dateField = document.getElementById(dateFieldId);
	if (!dateField) {
		return false;
	}
	if (day<10) {
		day = "0" + day;
	}
	dateField.value = day+' '+monthShort[month+1]+' '+year;
	return false;
}

function cal_updateCalendar(dateFieldId, dateDivId) {
	var dateSel = document.getElementById(dateFieldId+'_daySelect');
	if (!dateSel) {
		return false;
	}
	var monthSel = document.getElementById(dateFieldId+'_monSelect');
	if (!monthSel) {
		return false;
	}
	var yearInput = document.getElementById(dateFieldId+'_yearInput');
	if (!yearInput) {
		return false;
	}

	var month = parseInt(monthSel.options[monthSel.selectedIndex].value);
	month = month-1;

	var date = new Date(yearInput.value, month, dateSel.options[dateSel.selectedIndex].value);
	cal_setDateField(dateFieldId, date.getFullYear(), date.getMonth(), date.getDate());

	var dateDiv = document.getElementById(dateDivId);
	if (!dateDiv) {
		alert('no dateDiv '+dateDivId);
		return false;
	}
	dateDiv.innerHTML = cal_generateSelectorContent(dateFieldId, dateDivId, date);

	return false;
}

function cal_dateClicked(dateFieldId, dateDivId, year, month, day) {
	cal_setDateField(dateFieldId, year, month, day);
	cal_toggleDate(dateDivId, dateFieldId);
	return false;
}

function findWindow(ged, type, pastefield, queryParams) {
	queryParams = queryParams || {};
	queryParams.type = type;
	queryParams.ged = typeof ged === 'undefined' ? WT_GEDCOM : ged;
	window.pastefield = pastefield;
	window.open('find.php?' + jQuery.param(queryParams), '_blank', find_window_specs);
	return false;
}

function findIndi(field, indiname, ged) {
	window.nameElement = indiname;
	return findWindow(ged, "indi", field);
}

function findPlace(field, ged) {
	return findWindow(ged, "place", field);
}

function findFamily(field, ged) {
	return findWindow(ged, "fam", field);
}

function findMedia(field, choose, ged) {
	return findWindow(ged, "media", field, {
		"choose": choose || "0all"
	});
}

function findSource(field, sourcename, ged) {
	window.nameElement = sourcename;
	return findWindow(ged, "source", field);
}

function findnote(field, notename, ged) {
	window.nameElement = notename;
	return findWindow(ged, "note", field);
}

function findRepository(field, ged) {
	return findWindow(ged, "repo", field);
}

function findSpecialChar(field) {
	return findWindow(undefined, "specialchar", field);
}

function findFact(field, ged) {
	return findWindow(ged, "facts", field, {
		"tags": field.value
	});
}

function openerpasteid(id) {
	if (window.opener.paste_id) {
		window.opener.paste_id(id);
	}
	window.close();
}

function paste_id(value) {
	pastefield.value = value;
}

function pastename(name) {
	if (nameElement) {
		nameElement.innerHTML = name;
	}
	if (remElement) {
		remElement.style.display = "block";
	}
}

function paste_char(value) {
	if (document.selection) {
		// IE
		pastefield.focus();
		sel = document.selection.createRange();
		sel.text = value;
	} else if (pastefield.selectionStart || pastefield.selectionStart === 0) {
		// Mozilla/Chrome/Safari
		pastefield.value =
			pastefield.value.substring(0, pastefield.selectionStart) +
			value +
			pastefield.value.substring(pastefield.selectionEnd, pastefield.value.length);
		pastefield.selectionStart = pastefield.selectionEnd = pastefield.selectionStart + value.length;
	} else {
		// Fallback? - just append
		pastefield.value += value;
	}

	if (pastefield.id=="NPFX" || pastefield.id=="GIVN" || pastefield.id=="SPFX" || pastefield.id=="SURN" || pastefield.id=="NSFX") {
		updatewholename();
	}
}


function ilinkitem(mediaid, type, ged) {
	ged = (typeof ged === 'undefined') ? WT_GEDCOM : ged;
	window.open('inverselink.php?mediaid=' + encodeURIComponent(mediaid) + '&linkto=' + encodeURIComponent(type) + '&ged=' + encodeURIComponent(ged), '_blank', find_window_specs);
	return false;
}

function message(username, method, url) {
	window.open('message.php?to=' + encodeURIComponent(username) + '&method=' + encodeURIComponent(method) + '&url=' + encodeURIComponent(url), '_blank', mesg_window_specs);
	return false;
}

function valid_lati_long(field, pos, neg) {
	// valid LATI or LONG according to Gedcom standard
	// pos (+) : N or E
	// neg (-) : S or W
	var txt=field.value.toUpperCase();
	txt=txt.replace(/(^\s*)|(\s*$)/g, ''); // trim
	txt=txt.replace(/ /g, ':'); // N12 34 ==> N12.34
	txt=txt.replace(/\+/g, ''); // +17.1234 ==> 17.1234
	txt=txt.replace(/-/g, neg); // -0.5698 ==> W0.5698
	txt=txt.replace(/,/g, '.'); // 0,5698 ==> 0.5698
	// 0°34'11 ==> 0:34:11
	txt=txt.replace(/\uB0/g, ':'); // °
	txt=txt.replace(/\u27/g, ':'); // '
	// 0:34:11.2W ==> W0.5698
	txt=txt.replace(/^([0-9]+):([0-9]+):([0-9.]+)(.*)/g, function($0, $1, $2, $3, $4) { var n=parseFloat($1); n+=($2/60); n+=($3/3600); n=Math.round(n*1E4)/1E4; return $4+n; });
	// 0:34W ==> W0.5667
	txt=txt.replace(/^([0-9]+):([0-9]+)(.*)/g, function($0, $1, $2, $3) { var n=parseFloat($1); n+=($2/60); n=Math.round(n*1E4)/1E4; return $3+n; });
	// 0.5698W ==> W0.5698
	txt=txt.replace(/(.*)([N|S|E|W]+)$/g, '$2$1');
	// 17.1234 ==> N17.1234
	if (txt && txt.charAt(0)!=neg && txt.charAt(0)!=pos) {
			txt = pos + txt;
	}
	field.value = txt;
}

// This is the default way for webtrees to show image galleries.
// Custom themes may use a different viewer.
function activate_colorbox(config) {
	jQuery.extend(jQuery.colorbox.settings, {
		// Don't scroll window with document
		fixed:         true,
		// Simple I18N - the text will need to come from PHP
		current:        '',
		previous:       textDirection=='ltr' ? '\u25c0' : '\u25b6', // ◀ ▶
		next:           textDirection=='ltr' ? '\u25b6' : '\u25c0', // ▶ ◀
		slideshowStart: '\u25cb', // ○
		slideshowStop:  '\u25cf', // ●
		close:          '\u2715'  // ×
	});
	if (config) {
		jQuery.extend(jQuery.colorbox.settings, config);
	}

	// Trigger an event when we click on an (any) image
	jQuery('body').on('click', 'a.gallery', function(event) {
		// Remove colorbox from hidden media (e.g. on other tabs)
		// (not needed unless we add :visible to our selectors - which may not
		// work on all browsers?)
		//jQuery.colorbox.remove();

		// Enable colorbox for images
		jQuery('a[type^=image].gallery').colorbox({
			photo:         true,
			maxWidth:      '95%',
			maxHeight:     '95%',
			rel:           'gallery', // Turn all images on the page into a slideshow
			slideshow:     true,
			slideshowAuto: false,
			// Add wheelzoom to the displayed image
			onComplete:    function() {
				jQuery('.cboxPhoto').wheelzoom();
				// Drag events cause the slideshow to advance.  Prevent this.
				// TODO - only when the click was the end of a drag..
				jQuery('.cboxPhoto img').on('click', function(e) {e.preventDefault();});
			}
		});

		// Enable colorbox for audio using <audio></audio>, where supported
		//jQuery('html.video a[type^=video].gallery').colorbox({
		//	rel:         'nofollow' // Slideshows are just for images
		//});

		// Enable colorbox for video using <video></video>, where supported
		//jQuery('html.audio a[type^=audio].gallery').colorbox({
		//	rel:         'nofollow', // Slideshows are just for images
		//});

		// Allow all other media types remain as download links
	});
}


// Initialize autocomplete elements.
function autocomplete(selector) {
	if (typeof(selector) === "undefined") {
		selector = "input[data-autocomplete-type]";
	}

	jQuery(selector).each(function() {
		var type = $(this).data("autocomplete-type"); // What type of field
		var ged  = $(this).data("autocomplete-ged");  // Which family tree

		if (typeof(type) === "undefined") {
			alert("Missing data-autocomplete-type attribute");
		}

		// Default to the current tree
		if (typeof(ged) === "undefined") {
			jQuery(this).data("autocomplete-ged", WT_GEDCOM);
		}

		var self=jQuery(this);
		self.autocomplete({
			// Cannot use a simple URL, as the data-autocomplete-xxxx parameters may change.
			source: function(request, response) {
				jQuery.getJSON("autocomplete.php", {
					field: self.data("autocomplete-type"),
					ged:   self.data("autocomplete-ged"),
					term:  request.term
				}, response);
			},
			html: true
		});
	});
}

// Add LTR/RTL support for jQueryUI Accordions
jQuery.extend($.ui.accordion.prototype.options, {
	icons: {
		header: textDirection === "rtl" ? "ui-icon-triangle-1-w" : "ui-icon-triangle-1-e",
		activeHeader: "ui-icon-triangle-1-s"
	}
});
jQuery.widget( "ui.dialog", jQuery.ui.dialog, {
	/*! jQuery UI - v1.10.2 - 2013-12-12
	 *  http://bugs.jqueryui.com/ticket/9087#comment:27 - bugfix
	 *  http://bugs.jqueryui.com/ticket/4727#comment:23 - bugfix
	 *  allowInteraction fix to accommodate windowed editors
	 */
	_allowInteraction: function( event ) {
		if ( this._super( event ) ) {
			return true;
		}

		// address interaction issues with general iframes with the dialog
		if ( event.target.ownerDocument != this.document[ 0 ] ) {
			return true;
		}

		// address interaction issues with dialog window
		if ( jQuery( event.target ).closest( ".cke_dialog" ).length ) {
			return true;
		}

		// address interaction issues with iframe based drop downs in IE
		if ( jQuery( event.target ).closest( ".cke" ).length ) {
			return true;
		}
	},
	/*! jQuery UI - v1.10.2 - 2013-10-28
	 *  http://dev.ckeditor.com/ticket/10269 - bugfix
	 *  moveToTop fix to accommodate windowed editors
	 */
	_moveToTop: function ( event, silent ) {
		if ( !event || !this.options.modal ) {
			this._super( event, silent );
		}
	}
});

/* Show / Hide event data for boxes used on charts and elsewhere */
jQuery ('body').on ('click', '.iconz', function (e) {
	"use strict";
	e.stopPropagation ();

	var wrapper = jQuery (this).closest (".person_box_template"),
		inout = wrapper.find (".inout"),
		inout2 = wrapper.find (".inout2"),
		namedef = wrapper.find (".namedef"),
		basestyle = wrapper.attr ("class").match (/(box-style[0-2])/)[1];

	function showDetails() {
		toggleExpanded();
		namedef.addClass ("nameZoom");
		inout2.hide (0, function () {
			inout.slideDown ();
		});
	}

	function hideDetails() {
		inout.slideUp (function () {
			inout2.show (0);
			namedef.removeClass ("nameZoom");
			toggleExpanded();
		});
	}

	function toggleExpanded() {
		wrapper.toggleClass(function(){
			return basestyle + " " + basestyle + "-expanded";
		})
	}

	if (!inout.text().length) {
		wrapper.css("cursor", "progress");
		inout.load ("expand_view.php?pid=" + wrapper.data("pid"), function () {
			wrapper.css("cursor", "");
			showDetails ();
		});
	} else {
		if(wrapper.hasClass(basestyle)) {
			showDetails ();
		} else {
			hideDetails ();
		}
	}
	wrapper.find ('.iconz').toggleClass ("icon-zoomin icon-zoomout");
});