/*

 * AJAX applets

 */

window.ajaxReset = function()

{

	// IE <6 pseudo-compatibility

	if ( KILL_SWITCH )

		return true;

	var ns_id = strToPageID(physical_title);

	if ( ns_id[1] == 'Special' || ns_id[1] == 'Admin' )

		return false;

	enableUnload();

	setAjaxLoading();

	var redir = ( disable_redirect ) ? '&redirect=no' : '';

	ajaxGet(append_sid(scriptPath + '/ajax.php?title=' + physical_title +'&_mode=getpage&noheaders' + redir), function(ajax) {

		// Allow for 404 here, it's generated by the "page not found" error message

		// (even with noheaders specified, probably should be fixed)

		if ( ajax.readyState == 4 && ( ajax.status == 200 || ajax.status == 404 ) ) {

			unsetAjaxLoading();

			document.getElementById('ajaxEditContainer').innerHTML = ajax.responseText;

			selectButtonMajor('article');

			unselectAllButtonsMinor();

			// if we're on a userpage, call the onload function to rebuild the tabs

			if ( typeof(userpage_onload) == 'function' )

			{

				window.userpage_blocks = [];

				userpage_onload();

			}

		}

	});

}

// Miscellaneous AJAX applets

window.ajaxProtect = function(existing_level)

{

	// IE <6 pseudo-compatibility

	if ( KILL_SWITCH )

		return true;

	// touch this variable to allow it to be used in child functions

	void(existing_level);

	// require re-auth

	if ( auth_level <= USER_LEVEL_MEMBER )

	{

		load_component(['login', 'fadefilter', 'flyin', 'jquery', 'jquery-ui', 'crypto', 'messagebox']);

		ajaxDynamicReauth(function(key)

			{

				ajaxProtect(existing_level);

			}, user_level);

		return false;

	}

	load_component(['messagebox', 'jquery', 'jquery-ui', 'l10n', 'fadefilter', 'flyin']);

	// preload language

	$lang.get('meta_meta');

	var mp = miniPrompt(function(parent)

		{

			var icon_full = gen_sprite_html(cdnPath + '/images/protect-icons.png', 22, 22, 0, 0);

			var icon_semi = gen_sprite_html(cdnPath + '/images/protect-icons.png', 22, 22, 22, 0);

			var icon_none = gen_sprite_html(cdnPath + '/images/protect-icons.png', 22, 22, 44, 0);

			$(parent).append('<h3>' + $lang.get('onpage_protect_heading') + '</h3>');

			$(parent).append('<p>' + $lang.get('onpage_protect_msg_select_level') + '</p>');

			$(parent).append('<div class="protectlevel"><label><input type="radio" id="protect_level_1" name="protect_level" /> ' + icon_full + ' ' + $lang.get('onpage_protect_btn_full') + '</label></div>');

			$(parent).append('<div class="protectlevel_hint" id="protect_level_1_hint">' + $lang.get('onpage_protect_btn_full_hint') + '</div>');

			$(parent).append('<div class="protectlevel"><label><input type="radio" id="protect_level_2" name="protect_level" /> ' + icon_semi + ' ' + $lang.get('onpage_protect_btn_semi') + '</label></div>');

			$(parent).append('<div class="protectlevel_hint" id="protect_level_2_hint">' + $lang.get('onpage_protect_btn_semi_hint') + '</div>');

			$(parent).append('<div class="protectlevel"><label><input type="radio" id="protect_level_0" name="protect_level" /> ' + icon_none + ' ' + $lang.get('onpage_protect_btn_none') + '</label></div>');

			$(parent).append('<div class="protectlevel_hint" id="protect_level_0_hint">' + $lang.get('onpage_protect_btn_none_hint') + '</div>');

			$(parent).append('<table class="protectreason"><tr><td valign="top">' + $lang.get('onpage_protect_lbl_reason') + '</td><td><input id="protect_reason" size="30" type="text" /><br /><small>' + $lang.get('onpage_protect_lbl_reason_hint') + '</small></td></tr></table>');

			$(parent).append('<p class="buttons"><a class="submitbutton abutton abutton_green" style="font-weight: bold;" href="#" onclick="ajaxProtectSubmit(this); return false;">' + $lang.get('onpage_protect_btn_submit') + '</a> <a class="submitbutton abutton" href="#" onclick="miniPromptDestroy(this); return false;">' + $lang.get('etc_cancel') + '</a></p>');

			$('.protectlevel', parent).css('line-height', '22px');

			$('h3', parent).css('text-align', 'center');

			$('.protectlevel_hint', parent)

				.css('font-size', 'smaller')

				.css('margin-left', '52px')

				.hide();

			$('p.buttons', parent).css('margin-top', '15px').css('text-align', 'center');

			if ( typeof(existing_level) == 'number' )

			{

				$('#protect_level_' + existing_level, parent).attr('checked', 'checked');

				$('#protect_level_' + existing_level + '_hint', parent).show();

				$('#protect_level_' + existing_level, parent).parent().append(' <small><span style="color: #050; background-color: #eee; padding: 0 4px;">' + $lang.get('onpage_protect_lbl_current') + '</span></small>');

			}

			$('input:radio', parent).click(function()

				{

					var mp = miniPromptGetParent(this);

					$('.protectlevel_hint:visible', mp).hide('blind', 150);

					$('#' + this.id + '_hint').show('blind', 150);

					$('#protect_reason').focus();

				});

			$('input:text', parent).keyup(function(e)

				{

					if ( e.keyCode == 13 )

						ajaxProtectSubmit(this);

				});

		});

}

window.ajaxProtectSubmit = function(el)

{

	var mp = miniPromptGetParent(el);

	var reason = trim($('#protect_reason', mp).attr('value'));

	if ( reason == '' )

	{

		var oldbg = $('#protect_reason').css('background-color');

		if ( jQuery.fx.off )

		{

			$('#protect_reason').css('background-color', '#a00');

			setTimeout(function()

				{

					$('#protect_reason').css('background-color', oldbg);

				}, 1000);

		}

		else

		{

			$('#protect_reason').css('background-color', '#a00').animate({ backgroundColor: oldbg }, 1000);

		}

		return false;

	}

	var level = 0;

	if ( $('#protect_level_1', mp).attr('checked') )

		level = 1;

	if ( $('#protect_level_2', mp).attr('checked') )

		level = 2;

	var whitey = whiteOutMiniPrompt(mp);

	$.post(stdAjaxPrefix + '&_mode=protect', { level: level, reason: reason }, function(response, statustext)

		{

			if ( response.success )

			{

				whiteOutReportSuccess(whitey);

				// update protect button

				var btn = $('#tb_ajax_protect_btn').get(0);

				btn.level = level;

				btn.setAttribute('onclick', null);

				btn.onclick = null;

				$(btn).click(function()

					{

						ajaxProtect(this.level);

						return false;

					});

				var status = '';

				switch(level)

				{

					case 1: status = $lang.get('onpage_btn_protect_on'); break;

					case 0: status = $lang.get('onpage_btn_protect_off'); break;

					case 2: status = $lang.get('onpage_btn_protect_semi'); break;

				}

				$('#tb_ajax_protect_status').text(status);

			}

			else

			{

				whiteOutReportFailure(whitey);

				alert($lang.get('page_err_' + response.error));

			}

		}, 'json');

}

window.ajaxRename = function()

{

	// IE <6 pseudo-compatibility

	if ( KILL_SWITCH )

		return true;

	// updated - 1.1.4 to use miniPrompt

	load_component(['l10n', 'messagebox', 'flyin', 'fadefilter']);

	miniPrompt(ajaxRenameConstructDialog);

}

var ajaxRenameConstructDialog = function(div)

{

	// title

	var heading = document.createElement('h3');

	heading.appendChild(document.createTextNode($lang.get('ajax_rename_prompt_short')));

	div.appendChild(heading);

	// form

	var form = document.createElement('form');

	form.action = 'javascript:void(0);';

	// box

	var box = document.createElement('input');

	box.size = '43';

	box.style.width = '100%';

	form.appendChild(box);

	div.appendChild(form);

	// notice

	var notice = document.createElement('small');

	notice.appendChild(document.createTextNode($lang.get('ajax_rename_notice')));

	div.appendChild(notice);

	// button area

	var btndiv = document.createElement('div');

	btndiv.className = 'mp-buttons';

	// buttons

	var btn_submit = document.createElement('a');

	btn_submit.href = '#';

	btn_submit.appendChild(document.createTextNode($lang.get('etc_go')));

	btn_submit.className = 'abutton abutton_green';

	var btn_cancel = document.createElement('a');

	btn_cancel.href = '#';

	btn_cancel.appendChild(document.createTextNode($lang.get('etc_cancel')));

	btn_cancel.className = 'abutton';

	btndiv.appendChild(btn_submit);

	btndiv.appendChild(document.createTextNode(' | '));

	btndiv.appendChild(btn_cancel);

	div.appendChild(btndiv);

	// events

	btn_submit.onclick = function()

	{

		ajaxRenameSubmit(this);

		return false;

	}

	btn_cancel.onclick = function()

	{

		miniPromptDestroy(this);

		return false;

	}

	form.onsubmit = function()

	{

		ajaxRenameSubmit(this);

		return false;

	}

	setTimeout(function()

		{

			box.focus();

		}, ( aclDisableTransitionFX ? 200 : 750 ));

}

window.ajaxRenameSubmit = function(obj)

{

	var box = miniPromptGetParent(obj);

	if ( !box )

		return false;

	var input = box.getElementsByTagName('input')[0];

	if ( !input )

		return false;

	var newname = input.value;

	newname = trim(newname);

	if ( newname.length < 1 )

	{

		alert($lang.get('ajax_rename_too_short'));

		return false;

	}

	if ( !newname )

	{

		return false;

	}

	var innerBox = getElementsByClassName(box, 'div', 'mp-body')[0];

	var whiteout = whiteOutElement(innerBox);

	whiteout.style.width = ( $dynano(whiteout).Width() - 78 ) + 'px';

	whiteout.style.left = ( $dynano(whiteout).Left() + 44 ) + 'px';

	ajaxPost(stdAjaxPrefix + '&_mode=rename', 'newtitle=' + ajaxEscape(newname), function(ajax)

		{

			if ( ajax.readyState == 4 && ajax.status == 200 )

			{

				whiteout.parentNode.removeChild(whiteout);

				var response = String(ajax.responseText);

				if ( !check_json_response(response) )

				{

					handle_invalid_json(response);

					return false;

				}

				response = parseJSON(response);

				if ( response.success )

				{

					miniPromptDestroy(box, true);

					ajaxRenameDoClientTransform(newname);

					new MessageBox( MB_OK|MB_ICONINFORMATION, $lang.get('ajax_rename_success_title'), $lang.get('ajax_rename_success_body', { page_name_new: newname }) );

					mb_previously_had_darkener = false;

				}

				else

				{

					var errmsg = $lang.get('page_err_' + response.error);

					alert(errmsg);

				}

			}

		}, true);

}

window.ajaxRenameDoClientTransform = function(newname)

{

	var obj = document.getElementById('h2PageName');

	if ( obj )

	{

		obj.firstChild.nodeValue = newname;

	}

	document.title = newname;

}

window.ajaxDeletePage = function()

{

	// IE <6 pseudo-compatibility

	if ( KILL_SWITCH )

		return true;

	// require re-auth

	if ( auth_level <= USER_LEVEL_MEMBER )

	{

		load_component(['login', 'fadefilter', 'flyin', 'jquery', 'jquery-ui', 'crypto', 'messagebox']);

		ajaxDynamicReauth(function(key)

			{

				ajaxDeletePage();

			}, user_level);

		return false;

	}

	load_component(['l10n', 'messagebox', 'jquery', 'jquery-ui', 'fadefilter', 'flyin']);

	// stage 1: prompt for reason and confirmation

	miniPrompt(function(parent)

		{

			// heading/title

			var h3 = document.createElement('h3');

			h3.appendChild(document.createTextNode($lang.get('ajax_delete_header')));

			parent.appendChild(h3);

			// "please enter your reason"

			var p1 = document.createElement('p');

			p1.appendChild(document.createTextNode($lang.get('ajax_delete_prompt_reason')));

			parent.appendChild(p1);

			// textbox + label thereof

			var p2 = document.createElement('p');

			var tb = document.createElement('input');

			var dl = document.createElement('label');

			tb.type = 'text';

			tb.size = '30';

			tb.onkeyup = function(e)

			{

				if ( e )

				if ( e.keyCode )

				if ( e.keyCode == 13 )

				{

					if ( ajaxDeletePageSubmit(this) )

					{

						miniPromptDestroy(this);

					}

				}

				else if ( e.keyCode == 27 )

				{

					miniPromptDestroy(this);

				}

			}

			dl.appendChild(document.createTextNode($lang.get('ajax_delete_lbl_reason') + ' '));

			dl.appendChild(tb);

			p2.appendChild(dl);

			parent.appendChild(p2);

			// notice underneath

			var p3 = document.createElement('p');

			p3.style.fontSize = 'smaller';

			p3.appendChild(document.createTextNode($lang.get('ajax_delete_msg_confirm')));

			parent.appendChild(p3);

			// confirmation + submit/cancel (structure)

			var divleft  = document.createElement('div');

			var divright = document.createElement('div');

			var divclear = document.createElement('div');

			divleft.style.cssFloat = 'left';

			divleft.style.styleFloat = 'left';

			divright.style.cssFloat = 'right';

			divright.style.styleFloat = 'right';