From f763fc13565a8cc04bb4a13ae7dd9cb407565477 Mon Sep 17 00:00:00 2001
From: im-mi <im.mi.mail.mi@gmail.com>
Date: Fri, 23 Sep 2016 12:31:02 -0400
Subject: [PATCH] React appropriately when there are no random list search
 results

---
 ext/random_list/main.php  |  7 +++++--
 ext/random_list/theme.php | 15 ++++++++++-----
 2 files changed, 15 insertions(+), 7 deletions(-)

diff --git a/ext/random_list/main.php b/ext/random_list/main.php
index 267c971a..46c49801 100644
--- a/ext/random_list/main.php
+++ b/ext/random_list/main.php
@@ -44,8 +44,11 @@ class RandomList extends Extension {
 			$random_images = array();
 
 			// generate random images
-			for ($i = 0; $i < $images_per_page; $i++)
-				array_push($random_images, Image::by_random($search_terms));
+			for ($i = 0; $i < $images_per_page; $i++) {
+				$random_image = Image::by_random($search_terms);
+				if (!$random_image) continue;
+				array_push($random_images, $random_image);
+			}
 
 			$this->theme->set_page($search_terms);
 			$this->theme->display_page($page, $random_images);
diff --git a/ext/random_list/theme.php b/ext/random_list/theme.php
index c092b086..dd0f1d25 100644
--- a/ext/random_list/theme.php
+++ b/ext/random_list/theme.php
@@ -17,13 +17,18 @@ class RandomListTheme extends Themelet {
 	public function display_page(Page $page, $images) {
 		$page->title = "Random Images";
 
-		$html = "<b>Refresh the page to view more images</b>
-		<div class='shm-image-list'>";
+		$html = "<b>Refresh the page to view more images</b>";
+		if (count($images)) {
+			$html .= "<div class='shm-image-list'>";
 
-		foreach ($images as $image)
-			$html .= $this->build_thumb_html($image);
+			foreach ($images as $image)
+				$html .= $this->build_thumb_html($image);
+
+			$html .= "</div>";
+		} else {
+			$html .= "<br/><br/>No images were found to match the search criteria";
+		}
 
-		$html .= "</div>";
 		$page->add_block(new Block("Random Images", $html));
 
 		$nav = $this->build_navigation($this->search_terms);