a625fcd787
git-svn-id: file:///home/shish/svn/shimmie2/trunk@201 7f39781d-f577-437e-ae19-be835c7a54ca
91 lines
2.6 KiB
PHP
91 lines
2.6 KiB
PHP
<?php
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define("UPLOAD_DEFAULT_MAX_SIZE", 256000);
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define("UPLOAD_DEFAULT_COUNT", 3);
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class Upload extends Extension {
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var $theme;
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// event handling {{{
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public function receive_event($event) {
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if(is_null($this->theme)) $this->theme = get_theme_object("upload", "UploadTheme");
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if(is_a($event, 'PageRequestEvent') && ($event->page == "index")) {
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if($this->can_upload()) {
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$this->theme->display_block($event->page_object);
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}
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}
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if(is_a($event, 'PageRequestEvent') && ($event->page == "upload")) {
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if($this->can_upload()) {
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global $page;
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$ok = true;
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foreach($_FILES as $file) {
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$ok = $ok & $this->try_upload($file);
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}
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$this->theme->display_upload_status($event->page_object, $ok);
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}
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else {
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$this->theme->display_error($event->page_object, "Upload Denied", "Anonymous posting is disabled");
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}
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}
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if(is_a($event, 'SetupBuildingEvent')) {
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$sb = new SetupBlock("Upload");
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$sb->position = 10;
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$sb->add_int_option("upload_count", "Max uploads: ");
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$sb->add_shorthand_int_option("upload_size", "<br>Max size per file: ");
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$sb->add_bool_option("upload_anon", "<br>Allow anonymous uploads: ");
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$event->panel->add_block($sb);
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}
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if(is_a($event, 'ConfigSaveEvent')) {
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$event->config->set_int_from_post("upload_count");
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$event->config->set_int_from_post("upload_size");
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$event->config->set_bool_from_post("upload_anon");
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}
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}
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// }}}
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// do things {{{
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private function can_upload() {
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global $config, $user;
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return $config->get_bool("upload_anon", false) || !$user->is_anonymous();
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}
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private function try_upload($file) {
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global $page;
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global $config;
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$ok = false;
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if(!file_exists($file['tmp_name'])) {
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// this happens normally with blank file boxes
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$ok = true;
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}
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else if(filesize($file['tmp_name']) > $config->get_int('upload_size', UPLOAD_DEFAULT_MAX_SIZE)) {
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$this->theme->display_upload_error($page, "Error with ".html_escape($file['name']),
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"File too large (".filesize($file['tmp_name'])." > ".
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($config->get_int('upload_size', UPLOAD_DEFAULT_MAX_SIZE)).")");
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}
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else if(!($info = getimagesize($file['tmp_name']))) {
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$this->theme->display_upload_error("Error with ".html_escape($file['name']),
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"PHP doesn't recognise this as an image file");
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}
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else {
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$image = new Image($file['tmp_name'], $file['name'], $_POST['tags']);
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if($image->is_ok()) {
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send_event(new UploadingImageEvent($image));
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$ok = true;
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}
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else {
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$this->theme->display_upload_error("Error with ".html_escape($file['name']),
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"Something is not right!");
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}
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}
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return $ok;
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}
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// }}}
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}
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add_event_listener(new Upload());
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?>
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