actionsgroup.js

一个页面界面的邮件程序

/*
 * Request PHP to get forms list
 */
function getGroupMgtForm() {
	var req = newXMLHttpRequest();
	var handlerFunction = getReadyStateHandler(req, showGroupMgtForm);
	req.onreadystatechange = handlerFunction;
  
	req.open("POST", "actions/getGroups.php", true);
	document.getElementById("content").innerHTML = msgWaiting;
	req.send('');

	if (debug) trace("POST getGroups.php");
	return true;
}

/*
 * Verify mandatories fields and call modifyGroupName() for each group. At the end, refresh the group list zone.
 */
function modifyGroupNames() {
	
	var formGroup = document.getElementById("formGroup");
	var inputs = formGroup.getElementsByTagName("input");

	// Verification	
	for(var i = 0; i < inputs.length; i++) {
		if (inputs[i].type == 'text' && inputs[i].name != 'nameNew') {			
			if(inputs[i].value == '') {
				alert(lbl_fill_group_name);
				inputs[i].focus();
				return false;
			}
		}
	}

	for(var i = 0; i < inputs.length; i++) {
		if (inputs[i].type == 'text' && inputs[i].name != 'nameNew') {			
			modifyGroupName(inputs[i]);
		}
	}

	document.getElementById("content").innerHTML = msgWaiting;
	setTimeout("getGroupMgtForm()", 500);
	return true;
}

/*
 * Request PHP to change one group name
 * @param Input text field wich contains the group name
 */
function modifyGroupName(element) {
	var idWithName = element.id;
	var id = idWithName.replace("name", "");
	
	var req = newXMLHttpRequest(), param = '';
	req.open("POST", "actions/modifyGroup.php", true);
	req.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");	
	param = "idgroup=" + id +
			"&name=" + element.value;
	req.send(param);

	if (debug) trace("POST modifyGroup.php param=" + param);
	return true;
}

/*
 * Verify the group name and request (or not) PHP to add a new group
 * @param Input text field wich contains the group name
 */
function createGroupName(elName) {
	if (!elName || !elName.value) {
		alert(lbl_fill_group_name);
		return false;
	}

	var req = newXMLHttpRequest(), param = '';
	var handlerFunction = getReadyStateHandler(req, getGroupMgtForm);
	req.onreadystatechange = handlerFunction;  
	req.open("POST", "actions/createNewGroup.php", true);
	req.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");	
	param = "name=" + elName.value;
	document.getElementById("content").innerHTML = msgWaiting;
	req.send(param);

	if (debug) trace("POST createNewGroup.php param=" + param);
	return true;
}

/*
 * Request PHP to get groups
 */
function getGroupList() {
	var req = newXMLHttpRequest();
	var handlerFunction = getReadyStateHandler(req, updateGroupList);
	req.onreadystatechange = handlerFunction;
  
	req.open("POST", "actions/getGroups.php", true);
	document.getElementById("listeGroupes").innerHTML = msgWaiting;
	req.send('');

	if (debug) trace("POST getGroups.php");
	return true;

}

/*
 * Delete a group 
 * (the group must be empty, if not, persons on the deleted group will still be in the database but will be unreachable by the application)
 * @param group id to delete
 */
function deleteGroup(id) {
	var req = newXMLHttpRequest(), param = '';
	var handlerFunction = getReadyStateHandler(req, showGroupMgtForm);
	req.onreadystatechange = handlerFunction;

	req.open("POST", "actions/deleteGroup.php", true);
	req.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");
	param = "idgroup=" + id;
	document.getElementById("content").innerHTML = msgWaiting;
	req.send(param);

	if (debug) trace("POST deleteGroup.php param="+param);
	return true;
}