created database to store all relevant data

php/extractvideopreviews.php

@@ -1,6 +1,41 @@
 <?php
+require 'Database.php';
+
+$conn = Database::getInstance()->getConnection();
+
 $arr = scandir("../videos/prn/");
 
+$all = 0;
+$added = 0;
+$failed = 0;
+
 foreach ($arr as $elem) {
-    shell_exec("ffmpeg -ss 00:04:00 -i \"../videos/prn/$elem\" -vframes 1 -q:v 2 \"$elem.jpg\"");
+    if ($elem != "." && $elem != "..") {
+
+        $query = "SELECT * FROM videos WHERE movie_name = '" . mysqli_real_escape_string($conn, $elem) . "'";
+        $result = $conn->query($query);
+        if (!mysqli_fetch_assoc($result)) {
+            $pic = shell_exec("ffmpeg -hide_banner -loglevel panic -ss 00:04:00 -i \"../videos/prn/$elem\" -vframes 1 -q:v 2 -f singlejpeg pipe:1 2>/dev/null");
+
+            $image_base64 = base64_encode($pic);
+
+            $image = 'data:image/jpeg;base64,' . $image_base64;
+            $conn = Database::getInstance()->getConnection();
+
+            $query = "INSERT INTO videos(movie_name,movie_url,thumbnail) VALUES ('" . mysqli_real_escape_string($conn, $elem) . "','" . mysqli_real_escape_string($conn, 'videos/prn/' . $elem) . "','$image')";
+
+            if ($conn->query($query) === TRUE) {
+                echo('successfully added ' . $elem . " to video gravity\n");
+                $added++;
+            } else {
+                echo('{"data":"' . $conn->error . '"}');
+                $failed++;
+            }
+        }
+        $all++;
+    }
 }
+
+echo "Total gravity: " . $all . "\n";
+echo "added in this run: " . $added . "\n";
+echo "errored in this run: " . $failed . "\n";