Merge 70160d646c into 1b2ac50cfd

phpBB/phpbb/search/base.php

@@ -76,10 +76,16 @@ class base
 				}
 			}
 
-			// If the sort direction differs from the direction in the cache, then reverse the ids array
+			// If the sort direction differs from the direction in the cache, then recalculate array keys
 			if ($reverse_ids)
 			{
-				$stored_ids = array_reverse($stored_ids);
+				$keys = array_keys($stored_ids);
+				array_walk($keys, function (&$value, $key) use ($result_count)
+					{
+						$value = ($value >= 0) ? $result_count - $value - 1 : $value;
+					}
+				);
+				$stored_ids = array_combine($keys, $stored_ids);
 			}
 
 			for ($i = $start, $n = $start + $per_page; ($i < $n) && ($i < $result_count); $i++)
@@ -130,6 +136,8 @@ class base
 		}
 
 		$store_ids = array_slice($id_ary, 0, $length);
+		$id_range = range($start, $start + $length - 1);
+		$store_ids = array_combine($id_range, $store_ids);
 
 		// create a new resultset if there is none for this search_key yet
 		// or add the ids to the existing resultset
@@ -164,29 +172,26 @@ class base
 			$db->sql_query($sql);
 
 			$store = array(-1 => $result_count, -2 => $sort_dir);
-			$id_range = range($start, $start + $length - 1);
 		}
 		else
 		{
 			// we use one set of results for both sort directions so we have to calculate the indizes
-			// for the reversed array and we also have to reverse the ids themselves
+			// for the reversed array
 			if ($store[-2] != $sort_dir)
 			{
-				$store_ids = array_reverse($store_ids);
+				$keys = array_keys($store_ids);
-				$id_range = range($store[-1] - $start - $length, $store[-1] - $start - 1);
+				array_walk($keys, function (&$value, $key) use ($store) {
-			}
+					$value = $store[-1] - $value - 1;
-			else
+				});
-			{
+				$store_ids = array_combine($keys, $store_ids);
-				$id_range = range($start, $start + $length - 1);
 			}
 		}
 
-		$store_ids = array_combine($id_range, $store_ids);
-
 		// append the ids
 		if (is_array($store_ids))
 		{
 			$store += $store_ids;
+			ksort($store);
 
 			// if the cache is too big
 			if (count($store) - 2 > 20 * $config['search_block_size'])

tests/functional/search/base.php

@@ -221,6 +221,156 @@ abstract class phpbb_functional_search_base extends phpbb_functional_test_case
 		$this->delete_topic($topic_multiple_results_count2['topic_id']);
 	}
 
+	public function test_caching_search_results()
+	{
+		// Sphinx search doesn't use phpBB search results caching
+		if (strpos($this->search_backend, 'fulltext_sphinx'))
+		{
+			$this->markTestSkipped("Sphinx search doesn't use phpBB search results caching");
+		}
+
+		$this->purge_cache();
+		$this->login();
+		$this->admin_login();
+
+		$crawler = self::request('GET', 'search.php?author_id=2&sr=posts');
+		$posts_found_text = $crawler->filter('.searchresults-title')->text();
+
+		// Get total user's post count
+		preg_match('!(\d+)!', $posts_found_text, $matches);
+		$posts_count = (int) $matches[1];
+
+		$this->assertStringContainsString("Search found $posts_count matches", $posts_found_text, $this->search_backend);
+
+		// Set this value to cache less results than total count
+		$sql = 'UPDATE ' . CONFIG_TABLE . '
+			SET config_value = ' . floor($posts_count / 3) . "
+			WHERE config_name = '" . $this->db->sql_escape('search_block_size') . "'";
+		$this->db->sql_query($sql);
+
+		// Temporarily set posts_per_page to the value allowing to get several pages (4+)
+		$crawler = self::request('GET', 'adm/index.php?sid=' . $this->sid . '&i=acp_board&mode=post');
+		$form = $crawler->selectButton('Submit')->form();
+		$values = $form->getValues();
+		$current_posts_per_page = $values['config[posts_per_page]'];
+		$values['config[posts_per_page]'] = floor($posts_count / 10);
+		$form->setValues($values);
+		$crawler = self::submit($form);
+		$this->assertEquals(1, $crawler->filter('.successbox')->count(), $this->search_backend);
+
+		// Now actually test caching search results
+		$this->purge_cache();
+
+		// Default sort direction is 'd' (descending), browse  the 1st page
+		$crawler = self::request('GET', 'search.php?author_id=2&sr=posts');
+		$pagination = $crawler->filter('.pagination')->eq(0);
+		$posts_found_text = $pagination->text();
+
+		$this->assertStringContainsString("Search found $posts_count matches", $posts_found_text, $this->search_backend);
+
+		// Filter all search result page links on the 1st page
+		$pagination = $pagination->filter('li > a')->reduce(
+			function ($node, $i)
+			{
+				return ($node->attr('class') == 'button');
+			}
+		);
+
+		// Get last page number
+		$last_page = (int) $pagination->last()->text();
+
+		// Browse the last search page
+		$crawler = self::$client->click($pagination->selectLink($last_page)->link());
+		$pagination = $crawler->filter('.pagination')->eq(0);
+
+		// Filter all search result page links on the last page
+		$pagination = $pagination->filter('li > a')->reduce(
+			function ($node, $i)
+			{
+				return ($node->attr('class') == 'button');
+			}
+		);
+
+		// Now change sort direction to ascending
+		$form = $crawler->selectButton('sort')->form();
+		$values = $form->getValues();
+		$values['sd'] = 'a';
+		$form->setValues($values);
+		$crawler = self::submit($form);
+
+		$pagination = $crawler->filter('.pagination')->eq(0);
+
+		// Filter all search result page links on the 1st page with new sort direction
+		$pagination = $pagination->filter('li > a')->reduce(
+			function ($node, $i)
+			{
+				return ($node->attr('class') == 'button');
+			}
+		);
+
+		// Browse the rest of search results pages with new sort direction
+		foreach (range(2, $last_page) as $page_number)
+		{
+			$crawler = self::$client->click($pagination->selectLink($page_number)->link());
+			$pagination = $crawler->filter('.pagination')->eq(0);
+			$pagination = $pagination->filter('li > a')->reduce(
+				function ($node, $i)
+				{
+					return ($node->attr('class') == 'button');
+				}
+			);
+		}
+
+		// Get search results cache varname
+		$finder = new \Symfony\Component\Finder\Finder();
+		$finder
+			->name('data_search_results_*.php')
+			->files()
+			->in(__DIR__ . '/../../../phpBB/cache/' . PHPBB_ENVIRONMENT);
+		$iterator = $finder->getIterator();
+		$iterator->rewind();
+		$cache_filename = $iterator->current();
+		$cache_varname = substr($cache_filename->getBasename('.php'), 4);
+
+		// Get cached post ids data
+		$cache = $this->get_cache_driver();
+		$post_ids_cached = $cache->get($cache_varname);
+
+		$post_ids_cached_backup = $post_ids_cached;
+		
+		// Cached data still should have initial 'd' sort direction
+		$this->assertTrue($post_ids_cached[-2] === 'd', $this->search_backend);
+
+		// Cached search results count should be more than or equal to displayed one
+		$this->assertGreaterThanOrEqual($posts_count, $post_ids_cached[-1], $this->search_backend);
+
+		/* Check post ids cached data. Array shouldn't change after removing duplicates and re-sorting.
+		 * That means it shouldn't have any duplicates and it should be properly ordered already
+		 */
+		unset($post_ids_cached[-2], $post_ids_cached[-1]);
+		unset($post_ids_cached_backup[-2], $post_ids_cached_backup[-1]);
+		$post_ids_cached = array_unique($post_ids_cached);
+		rsort($post_ids_cached);
+		$this->assertEquals($post_ids_cached_backup, $post_ids_cached, $this->search_backend);
+
+		// Restore this value to default
+		$sql = 'UPDATE ' . CONFIG_TABLE . '
+			SET config_value = ' . floor($posts_count / 3) . "
+			WHERE config_name = '" . $this->db->sql_escape('search_block_size') . "'";
+		$this->db->sql_query($sql);
+		$crawler = self::submit($form);
+		$this->assertEquals(1, $crawler->filter('.successbox')->count(), $this->search_backend);
+
+		// Restore posts_per_page value
+		$crawler = self::request('GET', 'adm/index.php?sid=' . $this->sid . '&i=acp_board&mode=post');
+		$form = $crawler->selectButton('Submit')->form();
+		$values = $form->getValues();
+		$values['config[posts_per_page]'] = $current_posts_per_page;
+		$form->setValues($values);
+		$crawler = self::submit($form);
+		$this->assertEquals(1, $crawler->filter('.successbox')->count(), $this->search_backend);
+	}
+
 	protected function create_search_index($backend = null)
 	{
 		$this->add_lang('acp/search');