set.js

这是linux下ssl vpn的实现程序

var colordelim = "000|003|006|009|00C|00F|030|033|036|039|03C|03F|060|063|066|069|06C|06F|090|093|096|099|09C|09F|0C0|0C3|0C6|0C9|0CC|0CF|0F0|0F3|0F6|0F9|0FC|0FF|300|303|306|309|30C|30F|330|333|336|339|33C|33F|360|363|366|369|36C|36F|390|393|396|399|39C|39F|3C0|3C3|3C6|3C9|3CC|3CF|3F0|3F3|3F6|3F9|3FC|3FF|600|603|606|609|60C|60F|630|633|636|639|63C|63F|660|663|666|669|66C|66F|690|693|696|699|69C|69F|6C0|6C3|6C6|6C9|6CC|6CF|6F0|6F3|6F6|6F9|6FC|6FF|900|903|906|909|90C|90F|930|933|936|939|93C|93F|960|963|966|969|96C|96F|990|993|996|999|99C|99F|9C0|9C3|9C6|9C9|9CC|9CF|9F0|9F3|9F6|9F9|9FC|9FF|C00|C03|C06|C09|C0C|C0F|C30|C33|C36|C39|C3C|C3F|C60|C63|C66|C69|C6C|C6F|C90|C93|C96|C99|C9C|C9F|CC0|CC3|CC6|CC9|CCC|CCF|CF0|CF3|CF6|CF9|CFC|CFF|F00|F03|F06|F09|F0C|F0F|F30|F33|F36|F39|F3C|F3F|F60|F63|F66|F69|F6C|F6F|F90|F93|F96|F99|F9C|F9F|FC0|FC3|FC6|FC9|FCC|FCF|FF0|FF3|FF6|FF9|FFC|FFF" ;
var hexvals = new Array( "0","1","2","3","4","5","6","7","8","9","A","B","C","D","E","F" ) ;
var colors = colordelim.split( "|" ) ;
var comboBoxes = null;
var ie = false;
var focussed;
var forms = document.forms;


// Roughly detect the browser

if ((i = navigator.userAgent.indexOf('MSIE')) >= 0) {
   ie = true;
}

function viewAsList() {	
	setActionTarget('viewList');
    document.forms[0].submit();
    return true;
} 

function viewAsIcons() {	
	setActionTarget('viewIcons');
    document.forms[0].submit();
    return true;
}

function showChooser(chooserId) {
	chooserId.style.display = '';
}

function choose(chooserId, chooserFieldId, chosenColor) {
   
	var form = document.forms[0];
	var chooserField = form.elements[chooserFieldId];
	document.getElementById(chooserId).style.display = 'none';
	chooserField.value = chosenColor;
}

function buildChooser(chooserId, document, ncols, chooserFieldId) {
    document.writeln( "<table style=\"background: #EEEEEE; padding: 2px; border-width: 1px; border-color: #000000; border-style: solid;\"" ) ;

    for( var i = 0 ; i < colors.length ; i++ ) {
		if( (i % ncols) == 0 ) {
		    if(i > 0) {
		    document.write( "\n</tr>" ) ;
		    }
		    document.write( "\n<tr>" ) ;
		}
		var rgb = colors[i].split( "" ) ;
		var bgcol = "#"+rgb[0]+rgb[0]+rgb[1]+rgb[1]+rgb[2]+rgb[2] ;
		document.write( "<td style=\"width: 8px ; height: 8px; background: " + bgcol + "\" ; border-width: 1px; border-style: border-color: #000000\" onclick=\"choose('" + chooserId + "','" + 
				chooserFieldId + "','" + bgcol + "');\"/>") ;
    }
    document.writeln("</tr>\n<tr>");    
    var grayincr = 255.0 / (ncols-1) ;
    var grayval = 0.0 ;
    for( var i = 0 ; i < ncols ; i++ ) {
		var igray = Math.round( grayval ) ;
		var graystr = (igray < 16) ? "0"+hexvals[igray] :
			hexvals[Math.floor(igray/16)]+hexvals[igray%16] ;
		var bgcol = "#"+graystr+graystr+graystr ;
		document.write( "<td style=\"width: 8px ; height: 8px; background: " + bgcol + "\" ; border-width: 1px; border-style: border-color: #000000\" onclick=\"choose('" + chooserId + "','" + 
				chooserFieldId + "','" + bgcol + "');\"/>") ;
		grayval += grayincr ;
    }
    document.writeln("</tr>");
    document.writeln("</table>");
}

function set(action) {
	document.forms[0].action.value=action;
    return true;
}   
  
function setActionTarget(actionTarget) {
	document.forms[0].actionTarget.value=actionTarget;
    return true;
}   

function setSort(sortField) {
	document.forms[0].sortField.value=sortField;
    return true;
}   
                           
function setActionTargetAndAction(actionTarget, action) {
    document.forms[0].actionTarget.value=actionTarget;     
    document.forms[0].action=action;
    return true;
}  

function setActionTargetAndFileName(actionTarget, fileName) {
    document.forms[0].actionTarget.value=actionTarget;     
    document.forms[0].fileName=fileName;
    return true;
}  

function editResource(resource) {	
    document.forms[0].actionTarget.value='edit';     
    document.forms[0].selectedResource.value=resource;
    document.forms[0].submit();
}

function viewResource(resource) {	
    document.forms[0].actionTarget.value='view';     
    document.forms[0].selectedResource.value=resource;
    document.forms[0].submit();
}

function removeResource(resource) {	
    document.forms[0].actionTarget.value='remove';     
    document.forms[0].selectedResource.value=resource;
    document.forms[0].submit();
}

function confirmRemoveResource(resource) {	
    document.forms[0].actionTarget.value='confirmRemove';     
    document.forms[0].selectedResource.value=resource;
    document.forms[0].submit();
}

function selectResource(resource) {	
    document.forms[0].actionTarget.value='select';     
    document.forms[0].selectedResource.value=resource;
    document.forms[0].submit();
}

function favoriteResource(resource) {	
    document.forms[0].actionTarget.value='favorite';     
    document.forms[0].selectedResource.value=resource;
    document.forms[0].submit();
}

function removeFavoriteResource(resource) {	
    document.forms[0].actionTarget.value='removeFavorite';     
    document.forms[0].selectedResource.value=resource;
    document.forms[0].submit();
}

function multiSelectRebuildEntryField(fieldControl, targetControl) {
	var v = '';
	for(i = 0 ; i < targetControl.length; i++) {
		if(v.length > 0) {
			v += '\n';
		}
		v += targetControl.options[i].value;
	}
	fieldControl.value = v;
}	

function multiSelectAddOption(theSel, theText, theValue) {
	var newOpt = new Option(theText, theValue);
	var selLength = theSel.length;
	theSel.options[selLength] = newOpt;
}

function multiSelectDeleteOption(theSel, theIndex)	{ 
	var selLength = theSel.length;
	if(selLength > 0) {
		theSel.options[theIndex] = null;
	}
}

function multiSelectSelectValue(fieldControl, sourceControl, targetControl) {
	multiSelectMoveValue(sourceControl, targetControl);
	multiSelectRebuildEntryField(fieldControl, targetControl);
}

function multiSelectDeselectValue(fieldControl, sourceControl, targetControl) {
	multiSelectMoveValue(targetControl, sourceControl);
	multiSelectRebuildEntryField(fieldControl, targetControl);
}

function multiMoveUp(fieldControl, targetControl) {
	var selLength = targetControl.length;
	for(i=selLength-1; i >= 1; i--) {
		if(targetControl.options[i].selected) {
			var selText = targetControl.options[i - 1].text;
			var selValue = targetControl.options[i - 1].value;
			targetControl.options[i - 1].text =  targetControl.options[i].text
			targetControl.options[i - 1].value =  targetControl.options[i].value
			targetControl.options[i].text =  selText
			targetControl.options[i].value =  selValue;
			targetControl.selectedIndex  = i - 1;
			i = 0;
		}
	}
	multiSelectRebuildEntryField(fieldControl, targetControl);
}

function multiMoveDown(fieldControl, targetControl) {
	var selLength = targetControl.length;
	for(i=selLength - 2; i >= 0; i--) {
		if(targetControl.options[i].selected) {
			var selText = targetControl.options[i + 1].text;
			var selValue = targetControl.options[i + 1].value;
			targetControl.options[i + 1].text =  targetControl.options[i].text
			targetControl.options[i + 1].value =  targetControl.options[i].value
			targetControl.options[i].text =  selText
			targetControl.options[i].value =  selValue;
			targetControl.selectedIndex  = i + 1;
			i = 0;
		}
	}
	multiSelectRebuildEntryField(fieldControl, targetControl);
}

function multiSelectMoveValue(moveFrom, moveTo) {
	var selLength = moveFrom.length;
	var selectedText = new Array();
	var selectedValues = new Array();
	var selectedCount = 0;  
	var i;
	for(i=selLength-1; i >= 0; i--) {
		if(moveFrom.options[i].selected) {
			selectedText[selectedCount] = moveFrom.options[i].text;
			selectedValues[selectedCount] = moveFrom.options[i].value;
			multiSelectDeleteOption(moveFrom, i);
			selectedCount++;
		}
	}
	for(i=selectedCount-1; i >=0; i--) {
		multiSelectAddOption(moveTo, selectedText[i], selectedValues[i]);
	}
}

function multiEntryRebuildEntryField(fieldControl, targetControl) {
	var v = '';
	for(i = 0 ; i < targetControl.length; i++) {
		if(v.length > 0) {
			v += '\n';
		}
		v += targetControl.options[i].value;
	}
	fieldControl.value = v;
}

function multiEntryAddEntry(fieldControl, targetControl, entryControl, targetUnique) {
	if(entryControl.value != null && entryControl.value.replace(/^\s+|\s+$/, '') != '') {
		if(targetUnique == 'true') {
			found = false;
			for(i = 0 ; i < targetControl.options.length && !found; i++) {
				found = targetControl.options[i].value == entryControl.value;
			}
			if(found) {			
				return;
			}
		}
		multiEntryAddOption(targetControl, entryControl.value, entryControl.value);
		entryControl.value = '';
		multiEntryRebuildEntryField(fieldControl, targetControl);
	}
}

function multiEntryRemoveSelectedEntry(fieldControl, targetControl, entryControl) { 	
	var selLength = targetControl.length;
	for(i=selLength-1; i >= 0; i--) {
		if(targetControl.options[i].selected) {
		    entryControl.value = targetControl.options[i].value;
			targetControl.options[i] = null;
		}
	}
	multiEntryRebuildEntryField(fieldControl, targetControl);
}


function multiEntryAddOption(theSel, theText, theValue) {
	var newOpt = new Option(theText, theValue);
	var selLength = theSel.length;
	theSel.options[selLength] = newOpt;
}

function policySelected(policyId, policyName) {
	policyPopupWin.close();
	var newOpt = new Option(policyName, policyId + '');
	var selLength = policyPopupTargetControl.length;
	policyPopupTargetControl.options[selLength] = newOpt;
	multiEntryRebuildEntryField(policyPopupFieldControl, policyPopupTargetControl);
}

function addPolicy(fieldControl, targetControl, entryControl) {
	policyPopupFieldControl = fieldControl;
	policyPopupTargetControl = targetControl;
	policyPopupEntryControl = entryControl;
	policyPopupWin = window.open('policyPopup.do','policy_popup','left=20,top=20,width=420,height=420,toolbar=0,resizable=1,menubar=0,scrollbars=1,location=0');
	policyPopupWin.focus();
}



function removeItem(resource) {	
    document.forms[0].actionTarget.value='remove';     
    document.forms[0].selectedItem.value=resource;
    document.forms[0].submit();
}

function editItem(resource) {	
    document.forms[0].actionTarget.value='edit';     
    document.forms[0].selectedItem.value=resource;
    document.forms[0].submit();
}

function confirmRemoveItem(resource) {	
    document.forms[0].actionTarget.value='confirmRemove';     
    document.forms[0].selectedItem.value=resource;
    document.forms[0].submit();
}

// set the radio button with the given value as being checked
// do nothing if there are no radio buttons
// if the given value does not exist, all the radio buttons
// are reset to unchecked
function setCheckedValue(radioObj, newValue) {
	if(!radioObj)
		return;
	var radioLength = radioObj.length;
	if(radioLength == undefined) {
		radioObj.checked = (radioObj.value == newValue.toString());
		return;
	}
	for(var i = 0; i < radioLength; i++) {
		radioObj[i].checked = false;
		if(radioObj[i].value == newValue.toString()) {
			radioObj[i].checked = true;
		}
	}
}    

// Used by wizards

function gotoStep(step) {
	document.forms[0].gotoStep.value=step;
	setActionTarget('gotoStep');
	document.forms[0].submit();	
}

function isNull(a) {
    aNull = typeof a == 'object' && !a;
    return aNull;
}

function isUndefined(a) {
    return typeof a == 'undefined';
}