function buildFeatureView($feature, $error = false, $success = false)
{
global $wgUser, $wgOut, $wgInvitationTypes, $wgLang;
$friendlyname = wfMsg("invitation-type-{$feature}");
$wgOut->setPageTitle(wfMsg('invitations-feature-pagetitle', $friendlyname));
$wgOut->setRobotPolicy("noindex,nofollow");
$wgOut->setArticleRelated(false);
$wgOut->enableClientCache(false);
if (Invitations::hasInvite($feature)) {
$wgOut->addWikiMsg('invitations-feature-access', $friendlyname);
$numleft = Invitations::getRemainingInvites($feature);
$numLeftFmt = $wgLang->formatNum($numleft);
if ($numleft > 0) {
$allocation = $wgLang->formatNum($wgInvitationTypes[$feature]['reserve']);
$wgOut->addWikiMsg('invitations-feature-numleft', $numleftFmt, $allocation);
} else {
if ($numleft == -1) {
# Do nothing.
} else {
if (!Invitations::checkDelay($feature)) {
$wgOut->addWikiMsg('invitations-feature-noneyet');
} else {
$wgOut->addWikiMsg('invitations-feature-noneleft');
}
}
}
// Successes and errors
if ($error) {
$wgOut->wrapWikiMsg('<div class="error">$1</div>', $error);
} else {
if ($success) {
$wgOut->wrapWikiMsg('<big>$1</big>', $success);
}
}
// Invitation form
if ($numleft != 0) {
$wgOut->addHTML($this->buildInvitationForm($feature, $error));
}
} else {
$wgOut->addWikiMsg('invitations-feature-notallowed', $friendlyname);
}
}
/**
* Check if the given user has had the given feature for long enough to invite.
* @param string $feature The feature to check
* @param object $user The user to check
* @param int $time The age of the user's account
*/
public static function checkDelay($feature, $user = null, $time = null)
{
global $wgUser, $wgInvitationTypes;
if ($user === null) {
$user = $wgUser;
}
if ($time !== null) {
// Do nothing
} else {
if ($time === null && !Invitations::hasInvite($feature, $user, $time)) {
return false;
} else {
// The user has an invite, and we retrieved its creation point. Find its age
$time = time() - $time;
}
}
if ($time < $wgInvitationTypes[$feature]['invitedelay']) {
return false;
} else {
return true;
}
}
