page == "index")) {
if($this->can_upload()) {
$page->add_side_block(new Block("Upload", $this->build_upload_block()), 20);
}
}
if(is_a($event, 'PageRequestEvent') && ($event->page == "upload")) {
if($this->can_upload()) {
global $config;
global $page;
$ok = true;
foreach($_FILES as $file) {
$ok = $ok & $this->try_upload($file);
}
$this->show_result($ok);
}
else {
$page->set_title("Upload Denied");
$page->set_heading("Upload Denied");
$page->add_side_block(new NavBlock());
$page->add_main_block(new Block("Error", "Anonymous posting is disabled"));
}
}
if(is_a($event, 'SetupBuildingEvent')) {
$sb = new SetupBlock("Upload");
$sb->add_int_option("upload_count", "Max uploads: ");
$sb->add_shorthand_int_option("upload_size", "
Max size per file: ");
$sb->add_bool_option("upload_anon", "
Allow anonymous upoads: ");
$event->panel->add_main_block($sb, 10);
}
if(is_a($event, 'ConfigSaveEvent')) {
$event->config->set_int_from_post("upload_count");
$event->config->set_int_from_post("upload_size");
$event->config->set_bool_from_post("upload_anon");
}
}
// }}}
// do things {{{
private function can_upload() {
global $config, $user;
return $config->get_bool("upload_anon") || !$user->is_anonymous();
}
private function try_upload($file) {
global $page;
global $config;
$ok = false;
if(!file_exists($file['tmp_name'])) {
// this happens normally with blank file boxes
}
else if(filesize($file['tmp_name']) > $config->get_int('upload_size')) {
$page->add_main_block(new Block("Error with ".html_escape($file['name']),
"File too large (".filesize($file['tmp_name'])." > ".
($config->get_int('upload_size')).")"));
}
else if(!($info = getimagesize($file['tmp_name']))) {
$page->add_main_block(new Block("Error with ".html_escape($file['name']),
"PHP doesn't recognise this as an image file"));
}
else {
$image = new Image($file['tmp_name'], $file['name'], $_POST['tags']);
if($image->is_ok()) {
send_event(new UploadingImageEvent($image));
$ok = true;
}
else {
$page->add_main_block(new Block("Error with ".html_escape($file['name']),
"Something is not right!"));
}
}
return $ok;
}
private function show_result($ok) {
global $page;
if($ok) {
$page->set_mode("redirect");
$page->set_redirect(make_link("index"));
}
else {
$page->set_title("Upload Status");
$page->set_heading("Upload Status");
$page->add_side_block(new NavBlock());
$page->add_main_block(new Block("OK?",
"If there are no errors here, things should be OK \\o/"));
}
}
// }}}
// HTML {{{
private function build_upload_block() {
global $config;
$upload_list = "";
for($i=0; $i<$config->get_int('upload_count'); $i++) {
if($i == 0) $style = ""; // "style='display:visible'";
else $style = "style='display:none'";
$upload_list .= "\n";
}
$max_size = $config->get_int('upload_size');
$max_kb = (int)($max_size / 1024);
//
return "
(Max file size is {$max_kb}KB)
";
}
// }}}
}
add_event_listener(new Upload());
?>