Initial upload

[webcal.git] / js / calendar_db.js

// Tigra Calendar v4.0.2 (2009-01-12) Database (yyyy-mm-dd)\r
// http://www.softcomplex.com/products/tigra_calendar/\r
// Public Domain Software... You're welcome.\r
\r
// default settins\r
var A_TCALDEF = {\r
	'months' : ['January', 'February', 'March', 'April', 'May', 'June', 'July', 'August', 'September', 'October', 'November', 'December'],\r
	'weekdays' : ['Su', 'Mo', 'Tu', 'We', 'Th', 'Fr', 'Sa'],\r
	'yearscroll': true, // show year scroller\r
	'weekstart': 0, // first day of week: 0-Su or 1-Mo\r
	'centyear'  : 70, // 2 digit years less than 'centyear' are in 20xx, othewise in 19xx.\r
	'imgpath' : 'img/' // directory with calendar images\r
}\r
// date parsing function\r
function f_tcalParseDate (s_date) {\r
\r
	var re_date = /^\s*(\d{2,4})\-(\d{1,2})\-(\d{1,2})\s*$/;\r
	if (!re_date.exec(s_date))\r
		return alert ("Invalid date: '" + s_date + "'.\nAccepted format is yyyy-mm-dd.")\r
	var n_day = Number(RegExp.$3),\r
		n_month = Number(RegExp.$2),\r
		n_year = Number(RegExp.$1);\r
	\r
	if (n_year < 100)\r
		n_year += (n_year < this.a_tpl.centyear ? 2000 : 1900);\r
	if (n_month < 1 || n_month > 12)\r
		return alert ("Invalid month value: '" + n_month + "'.\nAllowed range is 01-12.");\r
	var d_numdays = new Date(n_year, n_month, 0);\r
	if (n_day > d_numdays.getDate())\r
		return alert("Invalid day of month value: '" + n_day + "'.\nAllowed range for selected month is 01 - " + d_numdays.getDate() + ".");\r
\r
	return new Date (n_year, n_month - 1, n_day);\r
}\r
// date generating function\r
function f_tcalGenerDate (d_date) {\r
	return (\r
		d_date.getFullYear() + "-"\r
		+ (d_date.getMonth() < 9 ? '0' : '') + (d_date.getMonth() + 1) + "-"\r
		+ (d_date.getDate() < 10 ? '0' : '') + d_date.getDate()\r
	);\r
}\r
\r
// implementation\r
function tcal (a_cfg, a_tpl) {\r
\r
	// apply default template if not specified\r
	if (!a_tpl)\r
		a_tpl = A_TCALDEF;\r
\r
	// register in global collections\r
	if (!window.A_TCALS)\r
		window.A_TCALS = [];\r
	if (!window.A_TCALSIDX)\r
		window.A_TCALSIDX = [];\r
	\r
	this.s_id = a_cfg.id ? a_cfg.id : A_TCALS.length;\r
	window.A_TCALS[this.s_id] = this;\r
	window.A_TCALSIDX[window.A_TCALSIDX.length] = this;\r
	\r
	// assign methods\r
	this.f_show = f_tcalShow;\r
	this.f_hide = f_tcalHide;\r
	this.f_toggle = f_tcalToggle;\r
	this.f_update = f_tcalUpdate;\r
	this.f_relDate = f_tcalRelDate;\r
	this.f_parseDate = f_tcalParseDate;\r
	this.f_generDate = f_tcalGenerDate;\r
	\r
	// create calendar icon\r
	this.s_iconId = 'tcalico_' + this.s_id;\r
	this.e_icon = f_getElement(this.s_iconId);\r
	if (!this.e_icon) {\r
		document.write('<img src="' + a_tpl.imgpath + 'cal.gif" id="' + this.s_iconId + '" onclick="A_TCALS[\'' + this.s_id + '\'].f_toggle()" class="tcalIcon" alt="Open Calendar" />');\r
		this.e_icon = f_getElement(this.s_iconId);\r
	}\r
	// save received parameters\r
	this.a_cfg = a_cfg;\r
	this.a_tpl = a_tpl;\r
}\r
\r
function f_tcalShow (d_date) {\r
\r
	// find input field\r
	if (!this.a_cfg.controlname)\r
		throw("TC: control name is not specified");\r
	if (this.a_cfg.formname) {\r
		var e_form = document.forms[this.a_cfg.formname];\r
		if (!e_form)\r
			throw("TC: form '" + this.a_cfg.formname + "' can not be found");\r
		this.e_input = e_form.elements[this.a_cfg.controlname];\r
	}\r
	else\r
		this.e_input = f_getElement(this.a_cfg.controlname);\r
\r
	if (!this.e_input || !this.e_input.tagName || this.e_input.tagName != 'INPUT')\r
		throw("TC: element '" + this.a_cfg.controlname + "' does not exist in "\r
			+ (this.a_cfg.formname ? "form '" + this.a_cfg.controlname + "'" : 'this document'));\r
\r
	// dynamically create HTML elements if needed\r
	this.e_div = f_getElement('tcal');\r
	if (!this.e_div) {\r
		this.e_div = document.createElement("DIV");\r
		this.e_div.id = 'tcal';\r
		document.body.appendChild(this.e_div);\r
	}\r
	this.e_shade = f_getElement('tcalShade');\r
	if (!this.e_shade) {\r
		this.e_shade = document.createElement("DIV");\r
		this.e_shade.id = 'tcalShade';\r
		document.body.appendChild(this.e_shade);\r
	}\r
	this.e_iframe =  f_getElement('tcalIF')\r
	if (b_ieFix && !this.e_iframe) {\r
		this.e_iframe = document.createElement("IFRAME");\r
		this.e_iframe.style.filter = 'alpha(opacity=0)';\r
		this.e_iframe.id = 'tcalIF';\r
		this.e_iframe.src = this.a_tpl.imgpath + 'pixel.gif';\r
		document.body.appendChild(this.e_iframe);\r
	}\r
	\r
	// hide all calendars\r
	f_tcalHideAll();\r
\r
	// generate HTML and show calendar\r
	this.e_icon = f_getElement(this.s_iconId);\r
	if (!this.f_update())\r
		return;\r
\r
	this.e_div.style.visibility = 'visible';\r
	this.e_shade.style.visibility = 'visible';\r
	if (this.e_iframe)\r
		this.e_iframe.style.visibility = 'visible';\r
\r
	// change icon and status\r
	this.e_icon.src = this.a_tpl.imgpath + 'no_cal.gif';\r
	this.e_icon.title = 'Close Calendar';\r
	this.b_visible = true;\r
}\r
\r
function f_tcalHide (n_date) {\r
	if (n_date) {\r
		this.e_input.value = this.f_generDate(new Date(n_date));\r
		if (this.e_input.onchange) {\r
			this.e_input.onchange(this.e_input);\r
		}\r
	}\r
\r
	// no action if not visible\r
	if (!this.b_visible)\r
		return;\r
\r
	// hide elements\r
	if (this.e_iframe)\r
		this.e_iframe.style.visibility = 'hidden';\r
	if (this.e_shade)\r
		this.e_shade.style.visibility = 'hidden';\r
	this.e_div.style.visibility = 'hidden';\r
	\r
	// change icon and status\r
	this.e_icon = f_getElement(this.s_iconId);\r
	this.e_icon.src = this.a_tpl.imgpath + 'cal.gif';\r
	this.e_icon.title = 'Open Calendar';\r
	this.b_visible = false;\r
}\r
\r
function f_tcalToggle () {\r
	return this.b_visible ? this.f_hide() : this.f_show();\r
}\r
\r
function f_tcalUpdate (d_date) {\r
	\r
	var d_client = new Date();\r
	d_client.setHours(0);\r
	d_client.setMinutes(0);\r
	d_client.setSeconds(0);\r
	d_client.setMilliseconds(0);\r
	\r
	var d_today = this.a_cfg.today ? this.f_parseDate(this.a_cfg.today) : d_client;\r
	var d_selected = this.e_input.value == ''\r
		? (this.a_cfg.selected ? this.f_parseDate(this.a_cfg.selected) : d_today)\r
		: this.f_parseDate(this.e_input.value);\r
\r
	// figure out date to display\r
	if (!d_date)\r
		// selected by default\r
		d_date = d_selected;\r
	else if (typeof(d_date) == 'number')\r
		// get from number\r
		d_date = new Date(d_date);\r
	else if (typeof(d_date) == 'string')\r
		// parse from string\r
		this.f_parseDate(d_date);\r
		\r
	if (!d_date) return false;\r
\r
	// first date to display\r
	var d_firstday = new Date(d_date);\r
	d_firstday.setDate(1);\r
	d_firstday.setDate(1 - (7 + d_firstday.getDay() - this.a_tpl.weekstart) % 7);\r
	\r
	var a_class, s_html = '<table class="ctrl"><tbody><tr>'\r
		+ (this.a_tpl.yearscroll ? '<td' + this.f_relDate(d_date, -1, 'y') + ' title="Previous Year"><img src="' + this.a_tpl.imgpath + 'prev_year.gif" /></td>' : '')\r
		+ '<td' + this.f_relDate(d_date, -1) + ' title="Previous Month"><img src="' + this.a_tpl.imgpath + 'prev_mon.gif" /></td><th>'\r
		+ this.a_tpl.months[d_date.getMonth()] + ' ' + d_date.getFullYear()\r
			+ '</th><td' + this.f_relDate(d_date, 1) + ' title="Next Month"><img src="' + this.a_tpl.imgpath + 'next_mon.gif" /></td>'\r
		+ (this.a_tpl.yearscroll ? '<td' + this.f_relDate(d_date, 1, 'y') + ' title="Next Year"><img src="' + this.a_tpl.imgpath + 'next_year.gif" /></td></td>' : '')\r
		+ '</tr></tbody></table><table><tbody><tr class="wd">';\r
\r
	// print weekdays titles\r
	for (var i = 0; i < 7; i++)\r
		s_html += '<th>' + this.a_tpl.weekdays[(this.a_tpl.weekstart + i) % 7] + '</th>';\r
	s_html += '</tr>' ;\r
\r
	// print calendar table\r
	var d_current = new Date(d_firstday);\r
	while (d_current.getMonth() == d_date.getMonth() ||\r
		d_current.getMonth() == d_firstday.getMonth()) {\r
	\r
		// print row heder\r
		s_html +='<tr>';\r
		for (var n_wday = 0; n_wday < 7; n_wday++) {\r
\r
			a_class = [];\r
			// other month\r
			if (d_current.getMonth() != d_date.getMonth())\r
				a_class[a_class.length] = 'othermonth';\r
			// weekend\r
			if (d_current.getDay() == 0 || d_current.getDay() == 6)\r
				a_class[a_class.length] = 'weekend';\r
			// today\r
			if (d_current.valueOf() == d_today.valueOf())\r
				a_class[a_class.length] = 'today';\r
			// selected\r
			if (d_current.valueOf() == d_selected.valueOf())\r
				a_class[a_class.length] = 'selected';\r
\r
			s_html += '<td onclick="A_TCALS[\'' + this.s_id + '\'].f_hide(' + d_current.valueOf() + ')"' + (a_class.length ? ' class="' + a_class.join(' ') + '">' : '>') + d_current.getDate() + '</td>'\r
			d_current.setDate(d_current.getDate() + 1);\r
		}\r
		// print row footer\r
		s_html +='</tr>';\r
	}\r
	s_html +='</tbody></table>';\r
	\r
	// update HTML, positions and sizes\r
	this.e_div.innerHTML = s_html;\r
\r
	var n_width  = this.e_div.offsetWidth;\r
	var n_height = this.e_div.offsetHeight;\r
	var n_top  = f_getPosition (this.e_icon, 'Top') + this.e_icon.offsetHeight;\r
	var n_left = f_getPosition (this.e_icon, 'Left') - n_width + this.e_icon.offsetWidth;\r
	if (n_left < 0) n_left = 0;\r
	\r
	this.e_div.style.left = n_left + 'px';\r
	this.e_div.style.top  = n_top + 'px';\r
\r
	this.e_shade.style.width = (n_width + 8) + 'px';\r
	this.e_shade.style.left = (n_left - 1) + 'px';\r
	this.e_shade.style.top = (n_top - 1) + 'px';\r
	this.e_shade.innerHTML = b_ieFix\r
		? '<table><tbody><tr><td rowspan="2" colspan="2" width="6"><img src="' + this.a_tpl.imgpath + 'pixel.gif"></td><td width="7" height="7" style="filter:progid:DXImageTransform.Microsoft.AlphaImageLoader(src=\'' + this.a_tpl.imgpath + 'shade_tr.png\', sizingMethod=\'scale\');"><img src="' + this.a_tpl.imgpath + 'pixel.gif"></td></tr><tr><td height="' + (n_height - 7) + '" style="filter:progid:DXImageTransform.Microsoft.AlphaImageLoader(src=\'' + this.a_tpl.imgpath + 'shade_mr.png\', sizingMethod=\'scale\');"><img src="' + this.a_tpl.imgpath + 'pixel.gif"></td></tr><tr><td width="7" style="filter:progid:DXImageTransform.Microsoft.AlphaImageLoader(src=\'' + this.a_tpl.imgpath + 'shade_bl.png\', sizingMethod=\'scale\');"><img src="' + this.a_tpl.imgpath + 'pixel.gif"></td><td style="filter:progid:DXImageTransform.Microsoft.AlphaImageLoader(src=\'' + this.a_tpl.imgpath + 'shade_bm.png\', sizingMethod=\'scale\');" height="7" align="left"><img src="' + this.a_tpl.imgpath + 'pixel.gif"></td><td style="filter:progid:DXImageTransform.Microsoft.AlphaImageLoader(src=\'' + this.a_tpl.imgpath + 'shade_br.png\', sizingMethod=\'scale\');"><img src="' + this.a_tpl.imgpath + 'pixel.gif"></td></tr><tbody></table>'\r
		: '<table><tbody><tr><td rowspan="2" width="6"><img src="' + this.a_tpl.imgpath + 'pixel.gif"></td><td rowspan="2"><img src="' + this.a_tpl.imgpath + 'pixel.gif"></td><td width="7" height="7"><img src="' + this.a_tpl.imgpath + 'shade_tr.png"></td></tr><tr><td background="' + this.a_tpl.imgpath + 'shade_mr.png" height="' + (n_height - 7) + '"><img src="' + this.a_tpl.imgpath + 'pixel.gif"></td></tr><tr><td><img src="' + this.a_tpl.imgpath + 'shade_bl.png"></td><td background="' + this.a_tpl.imgpath + 'shade_bm.png" height="7" align="left"><img src="' + this.a_tpl.imgpath + 'pixel.gif"></td><td><img src="' + this.a_tpl.imgpath + 'shade_br.png"></td></tr><tbody></table>';\r
	\r
	if (this.e_iframe) {\r
		this.e_iframe.style.left = n_left + 'px';\r
		this.e_iframe.style.top  = n_top + 'px';\r
		this.e_iframe.style.width = (n_width + 6) + 'px';\r
		this.e_iframe.style.height = (n_height + 6) +'px';\r
	}\r
	return true;\r
}\r
\r
function f_getPosition (e_elemRef, s_coord) {\r
	var n_pos = 0, n_offset,\r
		e_elem = e_elemRef;\r
\r
	while (e_elem) {\r
		n_offset = e_elem["offset" + s_coord];\r
		n_pos += n_offset;\r
		e_elem = e_elem.offsetParent;\r
	}\r
	// margin correction in some browsers\r
	if (b_ieMac)\r
		n_pos += parseInt(document.body[s_coord.toLowerCase() + 'Margin']);\r
	else if (b_safari)\r
		n_pos -= n_offset;\r
	\r
	e_elem = e_elemRef;\r
	while (e_elem != document.body) {\r
		n_offset = e_elem["scroll" + s_coord];\r
		if (n_offset && e_elem.style.overflow == 'scroll')\r
			n_pos -= n_offset;\r
		e_elem = e_elem.parentNode;\r
	}\r
	return n_pos;\r
}\r
\r
function f_tcalRelDate (d_date, d_diff, s_units) {\r
	var s_units = (s_units == 'y' ? 'FullYear' : 'Month');\r
	var d_result = new Date(d_date);\r
	d_result['set' + s_units](d_date['get' + s_units]() + d_diff);\r
	if (d_result.getDate() != d_date.getDate())\r
		d_result.setDate(0);\r
	return ' onclick="A_TCALS[\'' + this.s_id + '\'].f_update(' + d_result.valueOf() + ')"';\r
}\r
\r
function f_tcalHideAll () {\r
	for (var i = 0; i < window.A_TCALSIDX.length; i++)\r
		window.A_TCALSIDX[i].f_hide();\r
}	\r
\r
f_getElement = document.all ?\r
	function (s_id) { return document.all[s_id] } :\r
	function (s_id) { return document.getElementById(s_id) };\r
\r
if (document.addEventListener)\r
	window.addEventListener('scroll', f_tcalHideAll, false);\r
if (window.attachEvent)\r
	window.attachEvent('onscroll', f_tcalHideAll);\r
	\r
// global variables\r
var s_userAgent = navigator.userAgent.toLowerCase(),\r
	re_webkit = /WebKit\/(\d+)/i;\r
var b_mac = s_userAgent.indexOf('mac') != -1,\r
	b_ie5 = s_userAgent.indexOf('msie 5') != -1,\r
	b_ie6 = s_userAgent.indexOf('msie 6') != -1 && s_userAgent.indexOf('opera') == -1;\r
var b_ieFix = b_ie5 || b_ie6,\r
	b_ieMac  = b_mac && b_ie5,\r
	b_safari = b_mac && re_webkit.exec(s_userAgent) && Number(RegExp.$1) < 500;\r