some http headers changes that should make things better

This commit is contained in:
JT Smith 2006-05-11 17:48:40 +00:00
parent b018b8e61e
commit 36b5346d0e
2 changed files with 26 additions and 24 deletions

View file

@ -174,23 +174,33 @@ Generates and sends HTTP headers.
sub sendHeader {
my $self = shift;
return undef if ($self->{_http}{noHeader});
return undef unless $self->session->request;
my $request = $self->session->request;
return undef unless $request;
my %params;
if ($self->isRedirect()) {
$self->session->request->headers_out->set(Location => $self->{_http}{location});
$self->session->request->status(301);
$request->headers_out->set(Location => $self->{_http}{location});
$request->status(301);
} else {
$self->session->request->content_type($self->{_http}{mimetype} || "text/html");
$request->content_type($self->{_http}{mimetype} || "text/html");
my $date = $self->session->datetime->epochToHuman(($self->{_http}{lastModified} || time()), "%W, %d %C %y %j:%m:%s %t");
$self->session->request->headers_out->set('Last-Modified' => $date);
if ($self->session->setting->get("preventProxyCache")) {
$self->setCacheControl(-60*60*24*365);
}
$request->headers_out->set('Last-Modified' => $date);
if ($self->{_http}{cacheControl} eq "none" || $self->session->setting->get("preventProxyCache") || ($self->{_http}{cacheControl} eq "" && $self->session->var->get("userId") ne "1")) {
$request->headers_out->set("Cache-Control" => "private");
$request->no_cache(1);
} elsif ($self->{_http}{cacheControl} ne "" && $request->protocol =~ /(\d\.\d)/ && $1 >= 1.1){
my $extras = "";
$extras .= ", private" unless ($self->session->var->get("userId") eq "1");
$request->headers_out->set('Cache-Control' => "max-age=" . $self->{_http}{cacheControl}.$extras);
} elsif ($self->{_http}{cacheControl} ne "") {
$request->headers_out->set("Cache-Control" => "private") unless ($self->session->var->get("userId") eq "1");
my $date = $self->session->datetime->epochToHuman(time() + $self->{_http}{cacheControl}, "%W, %d %C %y %j:%m:%s %t");
$request->headers_out->set('Expires' => $date);
}
if ($self->{_http}{filename}) {
$self->session->request->headers_out->set('Content-Disposition' => qq!attachment; filename="$self->{_http}{filename}"!);
$request->headers_out->set('Content-Disposition' => qq!attachment; filename="$self->{_http}{filename}"!);
}
}
$self->session->request->status_line($self->getStatus().' '.$self->{_http}{statusDescription});
$request->status_line($self->getStatus().' '.$self->{_http}{statusDescription});
return;
}
@ -223,17 +233,7 @@ Either the number of seconds until the cache expires, or the word "none" to disa
sub setCacheControl {
my $self = shift;
my $timeout = shift;
my $request = $self->session->request;
if (defined $request) {
if ($timeout eq "none" || $self->session->setting->get("preventProxyCache")) {
$self->session->request->no_cache(1);
} elsif ($request->protocol =~ /(\d\.\d)/ && $1 >= 1.1){
$request->headers_out->set('Cache-Control' => "max-age=" . $timeout);
} else {
my $date = $self->session->datetime->epochToHuman(time() + $timeout, "%W, %d %C %y %j:%m:%s %t");
$request->headers_out->set('Expires' => $date);
}
}
$self->{_http}{cacheControl};
}
#-------------------------------------------------------------------
@ -362,9 +362,11 @@ The URL to redirect to.
sub setRedirect {
my $self = shift;
$self->{_http}{location} = shift;
my $url = shift;
return undef if ($url eq $self->session->url->page()); # prevent redirecting to self
$self->{_http}{location} = $url;
$self->setStatus("302", "Redirect");
$self->session->style->setMeta({"http-equiv"=>"refresh",content=>"0; URL=".$self->{_http}{location}});
$self->session->style->setMeta({"http-equiv"=>"refresh",content=>"0; URL=".$url});
}

View file

@ -184,7 +184,7 @@ if ($self->session->user->isInGroup(2)) {
# This "triple incantation" panders to the delicate tastes of various browsers for reliable cache suppression.
$var{'head.tags'} .= '
<meta http-equiv="Pragma" content="no-cache" />
<meta http-equiv="Cache-Control" content="no-cache, must-revalidate, max-age=0" />
<meta http-equiv="Cache-Control" content="no-cache, must-revalidate, max-age=0, private" />
<meta http-equiv="Expires" content="0" />
';
$self->session->http->setCacheControl("none");