250 lines
7.9 KiB
JavaScript
Executable File
250 lines
7.9 KiB
JavaScript
Executable File
/* vim: set expandtab sw=4 ts=4 sts=4: */
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/**
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* function used in table data manipulation pages
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*
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* @version $Id$
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*/
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/**
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* Modify from controls when the "NULL" checkbox is selected
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*
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* @param string the MySQL field type
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* @param string the urlencoded field name - OBSOLETE
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* @param string the md5 hashed field name
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* @param string the multi_edit row sequence number
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*
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* @return boolean always true
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*/
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function nullify(theType, urlField, md5Field, multi_edit)
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{
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var rowForm = document.forms['insertForm'];
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if (typeof(rowForm.elements['funcs' + multi_edit + '[' + md5Field + ']']) != 'undefined') {
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rowForm.elements['funcs' + multi_edit + '[' + md5Field + ']'].selectedIndex = -1;
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}
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// "SET" field , "ENUM" field with more than 20 characters
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// or foreign key field (drop-down)
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if (theType == 1 || theType == 3 || theType == 4) {
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rowForm.elements['field_' + md5Field + multi_edit + '[]'].selectedIndex = -1;
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}
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// Other "ENUM" field
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else if (theType == 2) {
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var elts = rowForm.elements['field_' + md5Field + multi_edit + '[]'];
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// when there is just one option in ENUM:
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if (elts.checked) {
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elts.checked = false;
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} else {
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var elts_cnt = elts.length;
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for (var i = 0; i < elts_cnt; i++ ) {
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elts[i].checked = false;
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} // end for
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} // end if
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}
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// foreign key field (with browsing icon for foreign values)
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else if (theType == 6) {
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rowForm.elements['field_' + md5Field + multi_edit + '[]'].value = '';
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}
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// Other field types
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else /*if (theType == 5)*/ {
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rowForm.elements['fields' + multi_edit + '[' + md5Field + ']'].value = '';
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} // end if... else if... else
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return true;
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} // end of the 'nullify()' function
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/**
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* javascript DateTime format validation.
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* its used to prevent adding default (0000-00-00 00:00:00) to database when user enter wrong values
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* Start of validation part
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*/
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//function checks the number of days in febuary
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function daysInFebruary (year){
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return (((year % 4 == 0) && ( (!(year % 100 == 0)) || (year % 400 == 0))) ? 29 : 28 );
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}
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//function to convert single digit to double digit
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function fractionReplace(num)
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{
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num=parseInt(num);
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var res="00";
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switch(num)
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{
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case 1:res= "01";break;
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case 2:res= "02";break;
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case 3:res= "03";break;
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case 4:res= "04";break;
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case 5:res= "05";break;
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case 6:res= "06";break;
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case 7:res= "07";break;
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case 8:res= "08";break;
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case 9:res= "09";break;
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}
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return res;
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}
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/* function to check the validity of date
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* The following patterns are accepted in this validation (accepted in mysql as well)
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* 1) 2001-12-23
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* 2) 2001-1-2
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* 3) 02-12-23
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* 4) And instead of using '-' the following punctuations can be used (+,.,*,^,@,/) All these are accepted by mysql as well. Therefore no issues
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*/
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function isDate(val,tmstmp)
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{
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val=val.replace(/[.|*|^|+|//|@]/g,'-');
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var arrayVal=val.split("-");
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for(var a=0;a<arrayVal.length;a++)
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{
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if(arrayVal[a].length==1)
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arrayVal[a]=fractionReplace(arrayVal[a]);
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}
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val=arrayVal.join("-");
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var pos=2;
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dtexp=new RegExp(/^([0-9]{4})-(((01|03|05|07|08|10|12)-((0[0-9])|([1-2][0-9])|(3[0-1])))|((02|04|06|09|11)-((0[0-9])|([1-2][0-9])|30)))$/);
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if(val.length==8)
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{
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dtexp=new RegExp(/^([0-9]{2})-(((01|03|05|07|08|10|12)-((0[0-9])|([1-2][0-9])|(3[0-1])))|((02|04|06|09|11)-((0[0-9])|([1-2][0-9])|30)))$/);
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pos=0;
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}
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if(dtexp.test(val))
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{
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var month=parseInt(val.substring(pos+3,pos+5));
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var day=parseInt(val.substring(pos+6,pos+8));
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var year=parseInt(val.substring(0,pos+2));
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if(month==2&&day>daysInFebruary(year))
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return false;
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if(val.substring(0,pos+2).length==2)
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{
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if(val.substring(0,pos+2).length==2)
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year=parseInt("20"+val.substring(0,pos+2));
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else
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year=parseInt("19"+val.substring(0,pos+2));
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}
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if(tmstmp==true)
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{
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if(year<1978) return false;
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if(year>2038||(year>2037&&day>19&&month>=1)||(year>2037&&month>1)) return false;
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}
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}
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else
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return false;
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return true;
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}
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/* function to check the validity of time
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* The following patterns are accepted in this validation (accepted in mysql as well)
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* 1) 2:3:4
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* 2) 2:23:43
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*/
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function isTime(val)
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{
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var arrayVal=val.split(":");
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for(var a=0;a<arrayVal.length;a++)
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{
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if(arrayVal[a].length==1)
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arrayVal[a]=fractionReplace(arrayVal[a]);
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}
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val=arrayVal.join(":");
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tmexp=new RegExp(/^(([0-1][0-9])|(2[0-3])):((0[0-9])|([1-5][0-9])):((0[0-9])|([1-5][0-9]))$/);
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if(!tmexp.test(val))
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return false;
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return true;
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}
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//validate the datetime and integer
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function Validator(urlField, multi_edit,theType){
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var rowForm = document.forms['insertForm'];
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var evt = window.event || arguments.callee.caller.arguments[0];
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var target = evt.target || evt.srcElement;
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unNullify(urlField, multi_edit);
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if(target.name.substring(0,6)=="fields")
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{
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var dt=rowForm.elements['fields[multi_edit][' + multi_edit + '][' + urlField + ']'];
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// validate for date time
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if(theType=="datetime"||theType=="time"||theType=="date"||theType=="timestamp")
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{
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if(theType=="date"){
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if(!isDate(dt.value))
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{
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dt.className="invalid_value";
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return false;
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}
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}
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else if(theType=="time")
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{
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if(!isTime(dt.value))
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{
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dt.className="invalid_value";
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return false;
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}
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}
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else if(theType=="datetime"||theType=="timestamp")
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{
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tmstmp=false;
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if(dt.value=="CURRENT_TIMESTAMP")
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{
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dt.className="";
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return true;
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}
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if(theType=="timestamp")
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{
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tmstmp=true;
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}
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if(dt.value=="0000-00-00 00:00:00")
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return true;
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var dv=dt.value.indexOf(" ");
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if(dv==-1)
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{
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dt.className="invalid_value";
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return false;
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}
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else
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{
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if(!(isDate(dt.value.substring(0,dv),tmstmp)&&isTime(dt.value.substring(dv+1))))
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{
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dt.className="invalid_value";
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return false;
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}
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}
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}
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}
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//validate for integer type
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if(theType.substring(0,3)=="int"){
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if(isNaN(dt.value)){
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dt.className="invalid_value";
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return false;
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}
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}
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}
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dt.className="";
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}
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/* End of datetime validation*/
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/**
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* Unchecks the "NULL" control when a function has been selected or a value
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* entered
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*
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* @param string the urlencoded field name
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* @param string the multi_edit row sequence number
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*
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* @return boolean always true
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*/
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function unNullify(urlField, multi_edit)
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{
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var rowForm = document.forms['insertForm'];
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if (typeof(rowForm.elements['fields_null[multi_edit][' + multi_edit + '][' + urlField + ']']) != 'undefined') {
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rowForm.elements['fields_null[multi_edit][' + multi_edit + '][' + urlField + ']'].checked = false
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} // end if
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if (typeof(rowForm.elements['insert_ignore_' + multi_edit]) != 'undefined') {
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rowForm.elements['insert_ignore_' + multi_edit].checked = false
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} // end if
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return true;
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} // end of the 'unNullify()' function
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