/extensions/SemanticForms/libs/SF_submit.js

/**
* Javascript handler for the save-and-continue button
 */

jQuery(function($){

	var sacButtons;
	var form;

	if ( wgAction == "formedit"	|| wgCanonicalSpecialPageName == "FormEdit" ) {

		form = $('#sfForm');

		sacButtons = $('.sf-save_and_continue', form);
		sacButtons.click( handleSaveAndContinue);

		$('input,select,textarea', form)
		.live( "keyup", function ( event ) {
			if ( event.which < 32 ) return true;
			return setChanged( event );
		})
		.live( "change", setChanged );

		$('.multipleTemplateAdder,.remover,.rearrangerImage', form)
		.live( "click", setChanged );

		$('.rearrangerImage', form)
		.live( "mousedown", setChanged );

	}

	function setChanged( event ) {

		sacButtons.removeAttr("disabled");

		sacButtons
		.addClass("sf-save_and_continue-changed");

		return true;
	}

	function handleSaveAndContinue( event ) {

		event.stopImmediatePropagation();

		// remove old error messages
		var el = document.getElementById("form_error_header");

		if (el) el.parentNode.removeChild(el);
		
		if (validateAll()) {

			// disable save and continue button
			sacButtons.attr("disabled", "disabled");

			sacButtons
			.addClass("sf-save_and_continue-wait")
			.removeClass("sf-save_and_continue-changed");
			
			sajax_request_type = 'POST';
			var form = $('#sfForm');

			sajax_do_call( 'SFAutoeditAPI::handleAutoEdit', new Array(collectData( form ), false), function( ajaxHeader ){

				if ( ajaxHeader.status == 200 ) {

					// Store the target name
					var target = form.find('input[name="target"]');

					if ( target.length == 0 ) {
						target = jQuery('<input type="hidden" name="target">');
						form.append (target);
					}

					target.attr( 'value', ajaxHeader.getResponseHeader("X-Target") );

					// Store the form name
					var target = form.find('input[name="form"]');

					if ( target.length == 0 ) {
						target = jQuery('<input type="hidden" name="form">');
						form.append (target);
					}

					target.attr( 'value', ajaxHeader.getResponseHeader("X-Form") );

					sacButtons
					.addClass("sf-save_and_continue-ok")
					.removeClass("sf-save_and_continue-wait")
					.removeClass("sf-save_and_continue-error");

				} else {

					sacButtons
					.addClass("sf-save_and_continue-error")
					.removeClass("sf-save_and_continue-wait");
					
					// Remove all old error messages and set new one
					jQuery(".errorMessage").remove();
					jQuery("#contentSub").append('<div id="form_error_header" class="warningMessage" style="font-size: medium">' + ajaxHeader.responseText + '</div>');
					scroll(0, 0);

				}

			} );
		}

		return false;
	}

	function collectData( form ) {

		var params = form.serialize();

		if (wgAction == "formedit") {
			params += "&target=" + encodeURIComponent( wgPageName );
		} else if ( wgCanonicalSpecialPageName == "FormEdit") {

			var url = String(window.location);

			var stop = url.indexOf("?");
			if ( stop > 0 ) url = url.substring(0, stop);

			var start = url.indexOf( wgPageName ); // find start of page name
			start = url.indexOf("/", start) + 1; // find start of subpage

			if ( start >= 0 ) {
				stop = url.indexOf("/", start); // find end of first subpage
			} else {
				stop = -1;
			}

			if (stop >= 0) {
				params += "&form=" + encodeURIComponent( url.substring(start, stop) );

				start = stop + 1;
				params += "&target=" + encodeURIComponent( url.substr(start) );

			} else {
				params += "&form=" + encodeURIComponent( url.substr(start) );
			}

		}

		params += "&wpMinoredit=1";

		return params;
	}

})