snd-escloud/target/classes/static/js/government/content/content_add.js

$(function () {
    $("#form-content-add").validate({
        errorPlacement: function(error, element) {
            // Append error within linked label
            $( element )
                .closest( "form" )
                .find( "label[for='" + element.attr( "id" ) + "']" )
                .append( error );
        },
        errorElement: "span",
        rules: {
            title: {
                required: true,
                minlength: 1,
                maxlength: 64
            },
            navigation_id: {
                required: true,
            },
            content: {
                required: true,
            },
            resource: {
                // required: true,
                minlength: 1,
                maxlength: 64
            },
            sort: {
                required: true,
                min: 0,
                max: 10000,
                digits: true
            },
            // brief: {
            //     required: true,
            //     maxlength: 100
            // }


        },
        onkeyup: false,
        focusCleanup: true,
        success: "valid",
        submitHandler: function (form) {
            if($("#navigation_id").val()=='2'){
                //图片是否能够上传
                var formJson = $(form).serializeJSON();
                if(!formJson['fileDown.file_id']){
                    errorMessage('请上传图片');
                    return false;
                }
            }
            //如果摘要没填写，取正文前50个字
            //2018-07-06 不需要自动加摘要
        	/*if($.trim($("#brief").val())==""){
        		var content = $("#content").val();
        		if($.trim(content)!=""){
        			var defaultAbstract = "";
            		//去除标签
            		var cleanContent = content.replace(/<\/?.+?>/g,"");		//去标签
            		cleanContent = cleanContent.replace(/(^\s+)|(\s+$)/g,"");	//去空格
            		cleanContent = cleanContent.replace(/(\r)|(\n)/g,"");	//去回车
            		cleanContent = cleanContent.replace(/&nbsp;/ig,'');		//去掉&nbsp;
            		if(cleanContent.length>50){
                		defaultAbstract = cleanContent.substring(0,50);
                		defaultAbstract += "...";
                		
            		}else{
            			defaultAbstract = cleanContent;
            		}
            		$("#brief").val(defaultAbstract);
        		}
        	}*/
            $(form).ajaxSubmit({
                type: 'post',
                url: pagePath + "/government/content/save",
                dataType: "json",
                success: function (data) {
                    if (data.status == "success") {
                        succeedMessage(data.message);
                        setTimeClose();
                    } else {
                        // $(form).find(":submit").attr("disabled", false);
                        errorMessage(data.message);
                    }
                }
            });
            return false; // 非常重要，如果是false，则表明是不跳转，在本页上处理，也就是ajax，如果是非false，则传统的form跳转。
        },
        errorPlacement: function(error, element) {

            if(element.attr('id') == 'content'){
                error.addClass(' label_error')
            }
            error.appendTo(element.parent());
        }
    });
});