www.gusucode.com > 一个JSP MYSQL在线考试系统源码程序 > 一个JSP MYSQL在线考试系统/TomExam_v2.1_UTF8/TomExam_v2.1_UTF8/WebRoot/inc/validationEngine.js
/*
* Inline Form Validation Engine, jQuery plugin
*
* Copyright(c) 2009, Cedric Dugas
* http://www.position-relative.net
*
* Form validation engine witch allow custom regex rules to be added.
* Licenced under the MIT Licence
*/
$(document).ready(function() {
// SUCCESS AJAX CALL, replace "success: false," by: success : function() { callSuccessFunction() },
$("[class^=validate]").validationEngine({
success : false,
failure : function() {}
})
});
jQuery.fn.validationEngine = function(settings) {
if($.validationEngineLanguage){ // IS THERE A LANGUAGE LOCALISATION ?
allRules = $.validationEngineLanguage.allRules
}else{
allRules = {"required":{ // Add your regex rules here, you can take telephone as an example
"regex":"none",
"alertText":"* 此处不能为空",
"alertTextCheckboxMultiple":"* 请选择一个选项",
"alertTextCheckboxe":"* 复选框不能为空"},
"length":{
"regex":"none",
"alertText":"* 输入在 ",
"alertText2":" 到 ",
"alertText3": " 个字符之间"},
"minCheckbox":{
"regex":"none",
"alertText":"* 选项过多"},
"confirm":{
"regex":"none",
"alertText":"* 输入值不匹配"},
"telephone":{
"regex":"/^[0-9\-\(\)\ ]+$/",
"alertText":"* 电话号码错误"},
"email":{
"regex":"/^[a-zA-Z0-9_\.\-]+\@([a-zA-Z0-9\-]+\.)+[a-zA-Z0-9]{2,4}$/",
"alertText":"* 邮件地址错误"},
"date":{
"regex":"/^[0-9]{4}\-\[0-9]{1,2}\-\[0-9]{1,2}$/",
"alertText":"* 日期格式错误, 必须为 YYYY-MM-DD 形式"},
"onlyNumber":{
"regex":"/^[0-9\ ]+$/",
"alertText":"* 只能填写数字"},
"noSpecialCaracters":{
"regex":"/^[0-9a-zA-Z]+$/",
"alertText":"* 检测到特殊字符"},
"onlyLetter":{
"regex":"/^[a-zA-Z\ \']+$/",
"alertText":"* 输入必须为字母"}
}
}
settings = jQuery.extend({
allrules:allRules,
success : false,
failure : function() {}
}, settings);
$("form").bind("submit", function(caller){ // ON FORM SUBMIT, CONTROL AJAX FUNCTION IF SPECIFIED ON DOCUMENT READY
if(submitValidation(this) == false){
if (settings.success){
settings.success && settings.success();
return false;
}
}else{
settings.failure && settings.failure();
return false;
}
})
$(this).not("[type=checkbox]").bind("blur", function(caller){loadValidation(this)})
$(this+"[type=checkbox]").bind("click", function(caller){loadValidation(this)})
var buildPrompt = function(caller,promptText) { // ERROR PROMPT CREATION AND DISPLAY WHEN AN ERROR OCCUR
var divFormError = document.createElement('div')
var formErrorContent = document.createElement('div')
var arrow = document.createElement('div')
$(divFormError).addClass("formError")
$(divFormError).addClass($(caller).attr("name"))
$(formErrorContent).addClass("formErrorContent")
$(arrow).addClass("formErrorArrow")
$("body").append(divFormError)
$(divFormError).append(arrow)
$(divFormError).append(formErrorContent)
$(arrow).html('<div class="line10"></div><div class="line9"></div><div class="line8"></div><div class="line7"></div><div class="line6"></div><div class="line5"></div><div class="line4"></div><div class="line3"></div><div class="line2"></div><div class="line1"></div>')
$(formErrorContent).html(promptText)
callerTopPosition = $(caller).offset().top;
callerleftPosition = $(caller).offset().left;
callerWidth = $(caller).width()
callerHeight = $(caller).height()
inputHeight = $(divFormError).height()
callerleftPosition = callerleftPosition + callerWidth -30
callerTopPosition = callerTopPosition -inputHeight -10
$(divFormError).css({
top:callerTopPosition,
left:callerleftPosition,
opacity:0
})
//$(divFormError).click(function(){//append by eu3-click to hide
//$(divFormError).hide();
//});
$(divFormError).fadeTo("fast",0.9);
};
var updatePromptText = function(caller,promptText) { // UPDATE TEXT ERROR IF AN ERROR IS ALREADY DISPLAYED
updateThisPrompt = $(caller).attr("name")
$("."+updateThisPrompt).find(".formErrorContent").html(promptText)
callerTopPosition = $(caller).offset().top;
inputHeight = $("."+updateThisPrompt).height()
callerTopPosition = callerTopPosition -inputHeight -10
$("."+updateThisPrompt).animate({
top:callerTopPosition
});
}
var loadValidation = function(caller) { // GET VALIDATIONS TO BE EXECUTED
rulesParsing = $(caller).attr('class');
rulesRegExp = /\[(.*)\]/;
getRules = rulesRegExp.exec(rulesParsing);
str = getRules[1]
pattern = /\W+/;
result= str.split(pattern);
var validateCalll = validateCall(caller,result)
return validateCalll
};
var validateCall = function(caller,rules) { // EXECUTE VALIDATION REQUIRED BY THE USER FOR THIS FILED
var promptText =""
var prompt = $(caller).attr("name");
var caller = caller;
isError = false;
callerType = $(caller).attr("type");
for (i=0; i<rules.length;i++){
switch (rules[i]){
case "optional":
if(!$(caller).val()){
closePrompt(caller)
return isError
}
break;
case "required":
_required(caller,rules);
break;
case "custom":
_customRegex(caller,rules,i);
break;
case "length":
_length(caller,rules,i);
break;
case "minCheckbox":
_minCheckbox(caller,rules,i);
break;
case "confirm":
_confirm(caller,rules,i);
break;
default :;
};
};
if (isError == true){
if($("input[name="+prompt+"]").size()> 1 && callerType == "radio") { // Hack for radio group button, the validation go the first radio
caller = $("input[name="+prompt+"]:first")
}
($("."+prompt).size() ==0) ? buildPrompt(caller,promptText) : updatePromptText(caller,promptText)
}else{
closePrompt(caller)
}
/* VALIDATION FUNCTIONS */
function _required(caller,rules){ // VALIDATE BLANK FIELD
callerType = $(caller).attr("type")
if (callerType == "text" || callerType == "password" || callerType == "textarea"){
if(!$(caller).val()){
isError = true
promptText += settings.allrules[rules[i]].alertText+"<br />"
}
}
if (callerType == "radio" || callerType == "checkbox" ){
callerName = $(caller).attr("name")
if($("input[name="+callerName+"]:checked").size() == 0) {
isError = true
if($("input[name="+callerName+"]").size() ==1) {
promptText += settings.allrules[rules[i]].alertTextCheckboxe+"<br />"
}else{
promptText += settings.allrules[rules[i]].alertTextCheckboxMultiple+"<br />"
}
}
}
if (callerType == "select-one") { // added by paul@kinetek.net for select boxes, Thank you
callerName = $(caller).attr("name");
if(!$("select[name="+callerName+"]").val()) {
isError = true;
promptText += settings.allrules[rules[i]].alertText+"<br />";
}
}
if (callerType == "select-multiple") { // added by paul@kinetek.net for select boxes, Thank you
callerName = $(caller).attr("id");
if(!$("#"+callerName).val()) {
isError = true;
promptText += settings.allrules[rules[i]].alertText+"<br />";
}
}
}
function _customRegex(caller,rules,position){ // VALIDATE REGEX RULES
customRule = rules[position+1]
pattern = eval(settings.allrules[customRule].regex)
if(!pattern.test($(caller).attr('value'))){
isError = true
promptText += settings.allrules[customRule].alertText+"<br />"
}
}
function _confirm(caller,rules,position){ // VALIDATE FIELD MATCH
confirmField = rules[position+1]
if($(caller).attr('value') != $("#"+confirmField).attr('value')){
isError = true
promptText += settings.allrules["confirm"].alertText+"<br />"
}
}
function _length(caller,rules,position){ // VALIDATE LENGTH
startLength = eval(rules[position+1])
endLength = eval(rules[position+2])
feildLength = $(caller).attr('value').length
if(feildLength<startLength || feildLength>endLength){
isError = true
promptText += settings.allrules["length"].alertText+startLength+settings.allrules["length"].alertText2+endLength+settings.allrules["length"].alertText3+"<br />"
}
}
function _minCheckbox(caller,rules,position){ // VALIDATE CHECKBOX NUMBER
nbCheck = eval(rules[position+1])
groupname = $(caller).attr("name")
groupSize = $("input[name="+groupname+"]:checked").size()
if(groupSize > nbCheck){
isError = true
promptText += settings.allrules["minCheckbox"].alertText+"<br />"
}
}
return(isError) ? isError : false;
};
var closePrompt = function(caller) { // CLOSE PROMPT WHEN ERROR CORRECTED
closingPrompt = $(caller).attr("name")
$("."+closingPrompt).fadeTo("fast",0,function(){
$("."+closingPrompt).remove()
});
};
var submitValidation = function(caller) { // FORM SUBMIT VALIDATION LOOPING INLINE VALIDATION
var stopForm = false
$(caller).find(".formError").remove()
var toValidateSize = $(caller).find("[class^=validate]").size()
$(caller).find("[class^=validate]").each(function(){
var validationPass = loadValidation(this)
return(validationPass) ? stopForm = true : "";
});
if(stopForm){ // GET IF THERE IS AN ERROR OR NOT FROM THIS VALIDATION FUNCTIONS
destination = $(".formError:first").offset().top;
//$("html:not(:animated),body:not(:animated)").animate({ scrollTop: destination}, 1100)
return true;
}else{
return false
}
};
};