41 lines
1.2 KiB
PHP
41 lines
1.2 KiB
PHP
<?php
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/**
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* Name: Regen Thumb
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* Author: Shish <webmaster@shishnet.org>
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* License: GPLv2
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* Description: Regenerate a thumbnail image
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* Documentation:
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* This adds a button in the image control section on an
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* image's view page, which allows an admin to regenerate
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* an image's thumbnail; useful for instance if the first
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* attempt failed due to lack of memory, and memory has
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* since been increased.
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*/
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class RegenThumb implements Extension {
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var $theme;
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public function receive_event(Event $event) {
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if(is_null($this->theme)) $this->theme = get_theme_object($this);
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if(($event instanceof PageRequestEvent) && $event->page_matches("regen_thumb")) {
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global $user;
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if($user->is_admin() && isset($_POST['image_id'])) {
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global $config;
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global $database;
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$image = Image::by_id(int_escape($_POST['image_id']));
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send_event(new ThumbnailGenerationEvent($image->hash, $image->ext));
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$this->theme->display_results($event->page, $image);
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}
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}
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if($event instanceof ImageAdminBlockBuildingEvent) {
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if($event->user->is_admin()) {
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$event->add_part($this->theme->get_buttons_html($event->image->id));
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}
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}
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}
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}
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add_event_listener(new RegenThumb());
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?>
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