66 lines
2.2 KiB
PHP
66 lines
2.2 KiB
PHP
<?php
|
|
|
|
class RandomImage extends Extension
|
|
{
|
|
public function onPageRequest(PageRequestEvent $event)
|
|
{
|
|
global $page;
|
|
|
|
if ($event->page_matches("random_image")) {
|
|
if ($event->count_args() == 1) {
|
|
$action = $event->get_arg(0);
|
|
$search_terms = [];
|
|
} elseif ($event->count_args() == 2) {
|
|
$action = $event->get_arg(0);
|
|
$search_terms = explode(' ', $event->get_arg(1));
|
|
} else {
|
|
throw new SCoreException("Error: too many arguments.");
|
|
}
|
|
$image = Image::by_random($search_terms);
|
|
|
|
if ($action === "download") {
|
|
if (!is_null($image)) {
|
|
$page->set_mode(PageMode::DATA);
|
|
$page->set_type($image->get_mime_type());
|
|
$page->set_data(file_get_contents($image->get_image_filename()));
|
|
}
|
|
} elseif ($action === "view") {
|
|
if (!is_null($image)) {
|
|
send_event(new DisplayingImageEvent($image));
|
|
}
|
|
} elseif ($action === "widget") {
|
|
if (!is_null($image)) {
|
|
$page->set_mode(PageMode::DATA);
|
|
$page->set_type("text/html");
|
|
$page->set_data($this->theme->build_thumb_html($image));
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
public function onSetupBuilding(SetupBuildingEvent $event)
|
|
{
|
|
$sb = new SetupBlock("Random Image");
|
|
$sb->add_bool_option("show_random_block", "Show Random Block: ");
|
|
$event->panel->add_block($sb);
|
|
}
|
|
|
|
public function onPostListBuilding(PostListBuildingEvent $event)
|
|
{
|
|
global $config, $page;
|
|
if ($config->get_bool("show_random_block")) {
|
|
$image = Image::by_random($event->search_terms);
|
|
if (!is_null($image)) {
|
|
$this->theme->display_random($page, $image);
|
|
}
|
|
}
|
|
}
|
|
|
|
public function onPageSubNavBuilding(PageSubNavBuildingEvent $event)
|
|
{
|
|
if ($event->parent=="posts") {
|
|
$event->add_nav_link("posts_random", new Link('random_image/view'), "Random Image");
|
|
}
|
|
}
|
|
}
|