function Validator(frmname)
{ this.formobj=document.forms[frmname]; if(!this.formobj)
{ alert("Error: couldnot get Form object "+frmname); return;}
if(this.formobj.onsubmit)
{ this.formobj.old_onsubmit = this.formobj.onsubmit; this.formobj.onsubmit=null;}
else
{ this.formobj.old_onsubmit = null;}
this.formobj._sfm_form_name=frmname; this.formobj.onsubmit=form_submit_handler; this.addValidation = add_validation; this.setAddnlValidationFunction=set_addnl_vfunction; this.clearAllValidations = clear_all_validations; this.disable_validations = false; document.error_disp_handler = new sfm_ErrorDisplayHandler(); this.EnableOnPageErrorDisplay=validator_enable_OPED; this.EnableOnPageErrorDisplaySingleBox=validator_enable_OPED_SB; this.show_errors_together=true; this.EnableMsgsTogether=sfm_enable_show_msgs_together; document.set_focus_onerror=true; this.EnableFocusOnError=sfm_validator_enable_focus;}
function sfm_validator_enable_focus(enable)
{ document.set_focus_onerror = enable;}
function set_addnl_vfunction(functionname)
{ this.formobj.addnlvalidation = functionname;}
function sfm_set_focus(objInput)
{ if(document.set_focus_onerror)
{ objInput.focus();}
}
function sfm_enable_show_msgs_together()
{ this.show_errors_together=true; this.formobj.show_errors_together=true;}
function clear_all_validations()
{ for(var itr=0;itr < this.formobj.elements.length;itr++)
{ this.formobj.elements[itr].validationset = null;}
}
function form_submit_handler()
{ var bRet = true; document.error_disp_handler.clear_msgs(); for(var itr=0;itr < this.elements.length;itr++)
{ if(this.elements[itr].validationset &&
!this.elements[itr].validationset.validate())
{ bRet = false;}
if(!bRet && !this.show_errors_together)
{ break;}
}
if(this.addnlvalidation)
{ str =" var ret = "+this.addnlvalidation+"()"; eval(str); if(!ret)
{ bRet=false;}
}
if(!bRet)
{ document.error_disp_handler.FinalShowMsg(); return false;}
return true;}
function add_validation(itemname,descriptor,errstr)
{ var condition = null; if(arguments.length > 3)
{ condition = arguments[3];}
if(!this.formobj)
{ alert("Error: The form object is not set properly"); return;}
var itemobj = this.formobj[itemname]; if(itemobj.length && isNaN(itemobj.selectedIndex) )
{ itemobj = itemobj[0];}
if(!itemobj)
{ alert("Error: Couldnot get the input object named: "+itemname); return;}
if(!itemobj.validationset)
{ itemobj.validationset = new ValidationSet(itemobj,this.show_errors_together);}
itemobj.validationset.add(descriptor,errstr,condition); itemobj.validatorobj=this;}
function validator_enable_OPED()
{ document.error_disp_handler.EnableOnPageDisplay(false);}
function validator_enable_OPED_SB()
{ document.error_disp_handler.EnableOnPageDisplay(true);}
function sfm_ErrorDisplayHandler()
{ this.msgdisplay = new AlertMsgDisplayer(); this.EnableOnPageDisplay= edh_EnableOnPageDisplay; this.ShowMsg=edh_ShowMsg; this.FinalShowMsg=edh_FinalShowMsg; this.all_msgs=new Array(); this.clear_msgs=edh_clear_msgs;}
function edh_clear_msgs()
{ this.msgdisplay.clearmsg(this.all_msgs); this.all_msgs = new Array();}
function edh_FinalShowMsg()
{ this.msgdisplay.showmsg(this.all_msgs);}
function edh_EnableOnPageDisplay(single_box)
{ if(true == single_box)
{ this.msgdisplay = new SingleBoxErrorDisplay();}
else
{ this.msgdisplay = new DivMsgDisplayer();}
}
function edh_ShowMsg(msg,input_element)
{ var objmsg = new Array(); objmsg["input_element"] = input_element; objmsg["msg"] = msg; this.all_msgs.push(objmsg);}
function AlertMsgDisplayer()
{ this.showmsg = alert_showmsg; this.clearmsg=alert_clearmsg;}
function alert_clearmsg(msgs)
{ }
function alert_showmsg(msgs)
{ var whole_msg=""; var first_elmnt=null; for(var m=0;m < msgs.length;m++)
{ if(null == first_elmnt)
{ first_elmnt = msgs[m]["input_element"];}
whole_msg += msgs[m]["msg"] + "\n";}
alert(whole_msg); if(null != first_elmnt)
{ sfm_set_focus(first_elmnt);}
}
function sfm_show_error_msg(msg,input_elmt)
{ document.error_disp_handler.ShowMsg(msg,input_elmt);}
function SingleBoxErrorDisplay()
{ this.showmsg=sb_div_showmsg; this.clearmsg=sb_div_clearmsg;}
function sb_div_clearmsg(msgs)
{ var divname = form_error_div_name(msgs); show_div_msg(divname,"");}
function sb_div_showmsg(msgs)
{ var whole_msg="<ul>\n"; for(var m=0;m < msgs.length;m++)
{ whole_msg += "<li>" + msgs[m]["msg"] + "</li>\n";}
whole_msg += "</ul>"; var divname = form_error_div_name(msgs); show_div_msg(divname,whole_msg);}
function form_error_div_name(msgs)
{ var input_element= null; for(var m in msgs)
{ input_element = msgs[m]["input_element"]; if(input_element){break;}
}
var divname =""; if(input_element)
{ divname = input_element.form._sfm_form_name + "_errorloc";}
return divname;}
function DivMsgDisplayer()
{ this.showmsg=div_showmsg; this.clearmsg=div_clearmsg;}
function div_clearmsg(msgs)
{ for(var m in msgs)
{ var divname = element_div_name(msgs[m]["input_element"]); show_div_msg(divname,"");}
}
function element_div_name(input_element)
{ var divname = input_element.form._sfm_form_name + "_" + input_element.name + "_errorloc"; divname = divname.replace(/[\[\]]/gi,""); return divname;}
function div_showmsg(msgs)
{ var whole_msg; var first_elmnt=null; for(var m in msgs)
{ if(null == first_elmnt)
{ first_elmnt = msgs[m]["input_element"];}
var divname = element_div_name(msgs[m]["input_element"]); show_div_msg(divname,msgs[m]["msg"]);}
if(null != first_elmnt)
{ sfm_set_focus(first_elmnt);}
}
function show_div_msg(divname,msgstring)
{ if(divname.length<=0) return false; if(document.layers)
{ divlayer = document.layers[divname]; if(!divlayer){return;}
divlayer.document.open(); divlayer.document.write(msgstring); divlayer.document.close();}
else
if(document.all)
{ divlayer = document.all[divname]; if(!divlayer){return;}
divlayer.innerHTML=msgstring;}
else
if(document.getElementById)
{ divlayer = document.getElementById(divname); if(!divlayer){return;}
divlayer.innerHTML =msgstring;}
divlayer.style.visibility="visible";}
function ValidationDesc(inputitem,desc,error,condition)
{ this.desc=desc; this.error=error; this.itemobj = inputitem; this.condition = condition; this.validate=vdesc_validate;}
function vdesc_validate()
{ if(this.condition != null )
{ if(!eval(this.condition))
{ return true;}
}
if(!validateInput(this.desc,this.itemobj,this.error))
{ this.itemobj.validatorobj.disable_validations=true; sfm_set_focus(this.itemobj); return false;}
return true;}
function ValidationSet(inputitem,msgs_together)
{ this.vSet=new Array(); this.add= add_validationdesc; this.validate= vset_validate; this.itemobj = inputitem; this.msgs_together = msgs_together;}
function add_validationdesc(desc,error,condition)
{ this.vSet[this.vSet.length]= new ValidationDesc(this.itemobj,desc,error,condition);}
function vset_validate()
{ var bRet = true; for(var itr=0;itr<this.vSet.length;itr++)
{ bRet = bRet && this.vSet[itr].validate(); if(!bRet && !this.msgs_together)
{ break;}
}
return bRet;}
function validateEmail(email)
{ var splitted = email.match("^(.+)@(.+)$"); if(splitted == null) return false; if(splitted[1] != null )
{ var regexp_user=/^\"?[\w-_\.]*\"?$/; if(splitted[1].match(regexp_user) == null) return false;}
if(splitted[2] != null)
{ var regexp_domain=/^[\w-\.]*\.[A-Za-z]{2,4}$/; if(splitted[2].match(regexp_domain) == null)
{ var regexp_ip =/^\[\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}\]$/; if(splitted[2].match(regexp_ip) == null) return false;}
return true;}
return false;}
function IsCheckSelected(objValue,chkValue)
{ var selected=false; var objcheck = objValue.form.elements[objValue.name]; if(objcheck.length)
{ var idxchk=-1; for(var c=0;c < objcheck.length;c++)
{ if(objcheck[c].value == chkValue)
{ idxchk=c; break;}
}
if(idxchk>= 0)
{ if(objcheck[idxchk].checked=="1")
{ selected=true;}
}
}
else
{ if(objValue.checked == "1")
{ selected=true;}
}
return selected;}
function TestDontSelectChk(objValue,chkValue,strError)
{ var pass = true; pass = IsCheckSelected(objValue,chkValue)?false:true; if(pass==false)
{ if(!strError || strError.length ==0)
{ strError = "Can't Proceed as you selected "+objValue.name;}
sfm_show_error_msg(strError,objValue);}
return pass;}
function TestShouldSelectChk(objValue,chkValue,strError)
{ var pass = true; pass = IsCheckSelected(objValue,chkValue)?true:false; if(pass==false)
{ if(!strError || strError.length ==0)
{ strError = "You should select "+objValue.name;}
sfm_show_error_msg(strError,objValue);}
return pass;}
function TestRequiredInput(objValue,strError)
{ var ret = true; var val = objValue.value; val = val.replace(/^\s+|\s+$/g,""); if(eval(val.length) == 0)
{ if(!strError || strError.length ==0)
{ strError = objValue.name + " : Required Field";}
sfm_show_error_msg(strError,objValue); ret=false;}
return ret;}
function TestMaxLen(objValue,strMaxLen,strError)
{ var ret = true; if(eval(objValue.value.length) > eval(strMaxLen))
{ if(!strError || strError.length ==0)
{ strError = objValue.name + " : "+ strMaxLen +" characters maximum ";}
sfm_show_error_msg(strError,objValue); ret = false;}
return ret;}
function TestMinLen(objValue,strMinLen,strError)
{ var ret = true; if(eval(objValue.value.length) < eval(strMinLen))
{ if(!strError || strError.length ==0)
{ strError = objValue.name + " : " + strMinLen + " characters minimum  ";}
sfm_show_error_msg(strError,objValue); ret = false;}
return ret;}
function TestInputType(objValue,strRegExp,strError,strDefaultError)
{ var ret = true; var charpos = objValue.value.search(strRegExp); if(objValue.value.length > 0 && charpos >= 0)
{ if(!strError || strError.length ==0)
{ strError = strDefaultError;}
sfm_show_error_msg(strError,objValue); ret = false;}
return ret;}
function TestEmail(objValue,strError)
{ var ret = true; if(objValue.value.length > 0 && !validateEmail(objValue.value) )
{ if(!strError || strError.length ==0)
{ strError = objValue.name+": Enter a valid Email address ";}
sfm_show_error_msg(strError,objValue); ret = false;}
return ret;}
function TestLessThan(objValue,strLessThan,strError)
{ var ret = true; if(isNaN(objValue.value))
{ sfm_show_error_msg(objValue.name +": Should be a number ",objValue); ret = false;}
else
if(eval(objValue.value) >= eval(strLessThan))
{ if(!strError || strError.length ==0)
{ strError = objValue.name + " : value should be less than "+ strLessThan;}
sfm_show_error_msg(strError,objValue); ret = false;}
return ret;}
function TestGreaterThan(objValue,strGreaterThan,strError)
{ var ret = true; if(isNaN(objValue.value))
{ sfm_show_error_msg(objValue.name+": Should be a number ",objValue); ret = false;}
else
if(eval(objValue.value) <= eval(strGreaterThan))
{ if(!strError || strError.length ==0)
{ strError = objValue.name + " : value should be greater than "+ strGreaterThan;}
sfm_show_error_msg(strError,objValue); ret = false;}
return ret;}
function TestRegExp(objValue,strRegExp,strError)
{ var ret = true; if( objValue.value.length > 0 &&
!objValue.value.match(strRegExp) )
{ if(!strError || strError.length ==0)
{ strError = objValue.name+": Invalid characters found ";}
sfm_show_error_msg(strError,objValue); ret = false;}
return ret;}
function TestDontSelect(objValue,dont_sel_index,strError)
{ var ret = true; if(objValue.selectedIndex == null)
{ sfm_show_error_msg("ERROR: dontselect command for non-select Item"); ret = false;}
if(objValue.selectedIndex == eval(dont_sel_index))
{ if(!strError || strError.length ==0)
{ strError = objValue.name+": Please Select one option ";}
sfm_show_error_msg(strError,objValue); ret = false;}
return ret;}
function TestSelectOneRadio(objValue,strError)
{ var objradio = objValue.form.elements[objValue.name]; var one_selected=false; for(var r=0;r < objradio.length;r++)
{ if(objradio[r].checked)
{ one_selected=true; break;}
}
if(false == one_selected)
{ if(!strError || strError.length ==0)
{ strError = "Please select one option from "+objValue.name;}
sfm_show_error_msg(strError,objValue);}
return one_selected;}
function validateInput(strValidateStr,objValue,strError)
{ var ret = true; var epos = strValidateStr.search("="); var command = ""; var cmdvalue = ""; if(epos >= 0)
{ command = strValidateStr.substring(0,epos); cmdvalue = strValidateStr.substr(epos+1);}
else
{ command = strValidateStr;}
switch(command)
{ case "req":
case "required":
{ ret = TestRequiredInput(objValue,strError)
break;}
case "maxlength":
case "maxlen":
{ ret = TestMaxLen(objValue,cmdvalue,strError)
break;}
case "minlength":
case "minlen":
{ ret = TestMinLen(objValue,cmdvalue,strError)
break;}
case "alnum":
case "alphanumeric":
{ ret = TestInputType(objValue,"[^A-Za-z0-9]",strError, objValue.name+": Only alpha-numeric characters allowed "); break;}
case "alnum_s":
case "alphanumeric_space":
{ ret = TestInputType(objValue,"[^A-Za-z0-9\\s]",strError, objValue.name+": Only alpha-numeric characters and space allowed "); break;}
case "num":
case "numeric":
{ ret = TestInputType(objValue,"[^0-9]",strError, objValue.name+": Only digits allowed "); break;}
case "dec":
case "decimal":
{ ret = TestInputType(objValue,"[^0-9\.]",strError, objValue.name+": Only numbers allowed "); break;}
case "alphabetic":
case "alpha":
{ ret = TestInputType(objValue,"[^A-Za-z]",strError, objValue.name+": Only alphabetic characters allowed "); break;}
case "alphabetic_space":
case "alpha_s":
{ ret = TestInputType(objValue,"[^A-Za-z\\s]",strError, objValue.name+": Only alphabetic characters and space allowed "); break;}
case "email":
{ ret = TestEmail(objValue,strError); break;}
case "lt":
case "lessthan":
{ ret = TestLessThan(objValue,cmdvalue,strError); break;}
case "gt":
case "greaterthan":
{ ret = TestGreaterThan(objValue,cmdvalue,strError); break;}
case "regexp":
{ ret = TestRegExp(objValue,cmdvalue,strError); break;}
case "dontselect":
{ ret = TestDontSelect(objValue,cmdvalue,strError)
break;}
case "dontselectchk":
{ ret = TestDontSelectChk(objValue,cmdvalue,strError)
break;}
case "shouldselchk":
{ ret = TestShouldSelectChk(objValue,cmdvalue,strError)
break;}
case "selone_radio":
{ ret = TestSelectOneRadio(objValue,strError); break;}
}
return ret;}
function VWZ_IsListItemSelected(listname,value)
{ for(var i=0;i < listname.options.length;i++)
{ if(listname.options[i].selected == true &&
listname.options[i].value == value)
{ return true;}
}
return false;}
function VWZ_IsChecked(objcheck,value)
{ if(objcheck.length)
{ for(var c=0;c < objcheck.length;c++)
{ if(objcheck[c].checked == "1" &&
objcheck[c].value == value)
{ return true;}
}
}
else
{ if(objcheck.checked == "1" )
{ return true;}
}
return false;}