From fcee7f62efdd7583008479ca83b4263436a3764a Mon Sep 17 00:00:00 2001
From: ghost <noreply@localhost>
Date: Sun, 23 Apr 2023 09:29:24 +0300
Subject: [PATCH] fix max_matches error

---
 library/sphinxql.php | 10 ++++++++--
 public/api.php       |  2 +-
 public/search.php    |  4 ++--
 3 files changed, 11 insertions(+), 5 deletions(-)

diff --git a/library/sphinxql.php b/library/sphinxql.php
index 1780b8b..5ad355f 100644
--- a/library/sphinxql.php
+++ b/library/sphinxql.php
@@ -11,9 +11,15 @@ class SphinxQL {
     $this->_sphinx->setAttribute(PDO::ATTR_DEFAULT_FETCH_MODE, PDO::FETCH_OBJ);
   }
 
-  public function searchHostPages(string $keyword, int $start, int $limit) {
+  public function searchHostPages(string $keyword, int $start, int $limit, int $maxMatches) {
 
-    $query = $this->_sphinx->prepare('SELECT * FROM `hostPage` WHERE MATCH(?) LIMIT ' . (int) $start . ',' . (int) $limit);
+    $query = $this->_sphinx->prepare('SELECT * FROM `hostPage`
+
+                                               WHERE MATCH(?)
+
+                                               LIMIT ' . (int) ($start > $maxMatches ? ($maxMatches > 0 ? $maxMatches - 1 : 0) : $start) . ',' . (int) $limit . '
+
+                                               OPTION `max_matches`=' . (int) ($maxMatches > 1 ? $maxMatches : 1));
 
     $query->execute([$keyword]);
 
diff --git a/public/api.php b/public/api.php
index eb469bc..22432b1 100644
--- a/public/api.php
+++ b/public/api.php
@@ -29,8 +29,8 @@ if (API_ENABLED) {
       $page  = !empty($_GET['page']) ? Filter::url($_GET['page']) : 1;
 
       // Make search request
-      $sphinxResults      = $sphinx->searchHostPages('"' . $query . '"', $page * API_SEARCH_PAGINATION_RESULTS_LIMIT - API_SEARCH_PAGINATION_RESULTS_LIMIT, API_SEARCH_PAGINATION_RESULTS_LIMIT);
       $sphinxResultsTotal = $sphinx->searchHostPagesTotal('"' . $query . '"');
+      $sphinxResults      = $sphinx->searchHostPages('"' . $query . '"', $page * API_SEARCH_PAGINATION_RESULTS_LIMIT - API_SEARCH_PAGINATION_RESULTS_LIMIT, API_SEARCH_PAGINATION_RESULTS_LIMIT, $sphinxResultsTotal);
 
       // Generate results
       $dbResults = [];
diff --git a/public/search.php b/public/search.php
index 60a8530..9aa2026 100644
--- a/public/search.php
+++ b/public/search.php
@@ -106,13 +106,13 @@ if (filter_var($q, FILTER_VALIDATE_URL) && preg_match(CRAWL_URL_REGEXP, $q)) {
 // Search request
 if (!empty($q)) {
 
-  $results      = $sphinx->searchHostPages('"' . $q . '"', $p * WEBSITE_PAGINATION_SEARCH_RESULTS_LIMIT - WEBSITE_PAGINATION_SEARCH_RESULTS_LIMIT, WEBSITE_PAGINATION_SEARCH_RESULTS_LIMIT);
   $resultsTotal = $sphinx->searchHostPagesTotal('"' . $q . '"');
+  $results      = $sphinx->searchHostPages('"' . $q . '"', $p * WEBSITE_PAGINATION_SEARCH_RESULTS_LIMIT - WEBSITE_PAGINATION_SEARCH_RESULTS_LIMIT, WEBSITE_PAGINATION_SEARCH_RESULTS_LIMIT, $resultsTotal);
 
 } else {
 
-  $results      = [];
   $resultsTotal = 0;
+  $results      = [];
 }
 
 ?>