antville/code/Comment/securityFunctions.js

45 lines
1.2 KiB
JavaScript

/**
* permission check (called by hopobject.onRequest())
* @param String name of action
* @param Obj User object
* @param Int Membership level
* @return Obj Exception object or null
*/
function checkAccess(action, usr, level) {
try {
switch (action) {
case "edit" :
if (!usr && req.data.save)
rescueText(req.data);
checkIfLoggedIn(this.href(req.action));
this.checkEdit(usr, level);
break;
case "delete" :
checkIfLoggedIn();
this.checkDelete(usr, level);
break;
case "comment" :
if (!usr && req.data.save)
rescueText(req.data);
checkIfLoggedIn(this.href(req.action));
this.story.checkPost(usr, level);
break;
}
} catch (deny) {
res.message = deny.toString();
res.redirect(this.story.href());
}
return;
}
/**
* check if user is allowed to edit a comment
* @param Obj Userobject
* @param Int Permission-Level
* @return String Reason for denial (or null if allowed)
*/
function checkEdit(usr, level) {
if (this.creator != usr && (level & MAY_EDIT_ANYCOMMENT) == 0)
throw new DenyException("commentEdit");
return;
}