62 lines
1.7 KiB
PHP
62 lines
1.7 KiB
PHP
<?php
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/**
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* Name: Random Image
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* Author: Shish <webmaster@shishnet.org>
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* License: GPLv2
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* Description: Do things with a random image
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* Link: http://trac.shishnet.org/shimmie2/wiki/Contrib/Extensions/RandomImage
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*/
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class RandomImage 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("random_image")) {
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global $config;
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global $database;
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if($event->count_args() == 1) {
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$action = $event->get_arg(0);
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$search_terms = array();
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}
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else if($event->count_args() == 2) {
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$action = $event->get_arg(0);
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$search_terms = explode(' ', $event->get_arg(1));
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}
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$image = Image::by_random($config, $database, $search_terms);
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if($event->get_arg(0) == "download") {
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if(!is_null($image)) {
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$event->page->set_mode("data");
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$event->page->set_type("image/jpeg");
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$event->page->set_data(file_get_contents($image->get_image_filename()));
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}
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}
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if($event->get_arg(0) == "view") {
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if(!is_null($image)) {
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send_event(new DisplayingImageEvent($image, $event->page));
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}
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}
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}
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if(($event instanceof SetupBuildingEvent)) {
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$sb = new SetupBlock("Random Image");
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$sb->add_bool_option("show_random_block", "Show Random Block: ");
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$event->panel->add_block($sb);
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}
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if($event instanceof PostListBuildingEvent) {
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global $config, $database;
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if($config->get_bool("show_random_block")) {
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$image = Image::by_random($config, $database, $event->search_terms);
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if(!is_null($image)) {
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$this->theme->display_random($event->page, $image);
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}
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}
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}
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}
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}
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add_event_listener(new RandomImage());
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?>
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