edit video, kind of works but the thumbnail is a pain still

kuldp18 · Apr 16, 2024 · cbf6cf5 · cbf6cf5
1 parent 1650d8e
commit cbf6cf5
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Showing 5 changed files with 210 additions and 3 deletions.
diff --git a/controllers/edit_video.inc.php b/controllers/edit_video.inc.php
@@ -0,0 +1,33 @@
+<?php
+
+declare(strict_types=1);
+
+// is edit video form empty
+function is_edit_video_form_empty(string $title, string $description, array $tags, array $thumbnail): bool
+{
+    return empty($title) && empty($description) && empty($tags) && empty($thumbnail);
+}
+
+
+// check if thumbnail is not empty and is a valid image
+function is_thumbnail_file_invalid(array $thumbnail): bool
+{
+    $thumbnail_name = $thumbnail['name'];
+    $thumbnail_size = $thumbnail['size'];
+    $thumbnail_error = $thumbnail['error'];
+
+    $thumbnail_ext = explode('.', $thumbnail_name);
+    $thumbnail_actual_ext = strtolower(end($thumbnail_ext));
+
+    $allowed = ['jpg', 'jpeg', 'png'];
+
+    if (in_array($thumbnail_actual_ext, $allowed)) {
+        if ($thumbnail_error === 0 && $thumbnail_size > 0) {
+            return false;
+        } else {
+            return true;
+        }
+    } else {
+        return true;
+    }
+}
diff --git a/includes/edit_video.inc.php b/includes/edit_video.inc.php
@@ -0,0 +1,77 @@
+<?php
+
+if ($_SERVER['REQUEST_METHOD'] === 'POST') {
+    $new_title = trim($_POST['title']);
+    $new_description = trim($_POST['description']);
+    $new_tags_arr = $_POST['tags'];
+    $new_thumbnail_arr = $_FILES['thumbnail'];
+    $video_id = $_POST['video_id'];
+
+    try {
+        require_once "./db_handler.inc.php";
+        require_once "./config_session.inc.php";
+        require_once "../models/videos.inc.php";
+        require_once "../models/video_tags.inc.php";
+        require_once "../controllers/edit_video.inc.php";
+
+        $current_video_details = !empty($video_id) ? fetch_video_by_id($pdo, $video_id) : [];
+        $current_video_tags = get_video_tags_by_video_id($pdo, $video_id);
+
+
+        // Error handlers
+
+        $errors = [];
+
+
+
+        // Check for empty inputs
+        if (is_edit_video_form_empty($new_title, $new_description, $new_tags_arr, $new_thumbnail_arr)) {
+            // make sure to use local variables here
+            $errors["empty_input"] = "Please fill at least one field to update your profile";
+        }
+
+
+        // the fields that are still empty should be filled with the old values
+        if (empty($new_title)) {
+            $new_title = $current_video_details['video_title'];
+        }
+        if (empty($new_description)) {
+            $new_description = $current_video_details['video_desc'];
+        }
+        if (empty($new_tags_arr)) {
+            $new_tags_arr = $current_video_tags;
+        }
+
+        if ($errors) {
+            $_SESSION["errors_edit_video"] = $errors;
+            header('Location: ../pages/edit_video.php?video_id=' . $video_id);
+            die();
+        }
+
+        // edit video
+        edit_video_as_user($pdo, $video_id, $new_title, $new_description);
+        // update video tags
+        if (!empty($new_tags_arr)) {
+            update_video_tags($pdo, $video_id, $new_tags_arr);
+        }
+        // update video thumbnail
+        if (!empty($new_thumbnail_arr)) {
+            update_video_thumbnail($pdo, $video_id, $new_thumbnail_arr);
+        }
+
+        // update timestamp
+        update_video_timestamp($pdo, $video_id);
+
+
+        header('Location: ../pages/user_dashboard.php?video_updated=success');
+
+        $pdo = null;
+        $stmt = null;
+        die();
+    } catch (PDOException $e) {
+        die("Query failed: " . $e->getMessage());
+    }
+} else {
+    header('Location: ../index.php');
+    die();
+}
diff --git a/models/videos.inc.php b/models/videos.inc.php
@@ -316,3 +316,68 @@ function update_video_as_admin(object $pdo, string $video_id, string $updated_ti
     $stmt->bindParam(":is_active", $updated_status, PDO::PARAM_STR);
     $stmt->execute();
 }
+
+// edit video as user
+function edit_video_as_user(object $pdo, string $video_id, string $updated_title, string $updated_desc): void
+{
+    // update video details
+    $query = "UPDATE videos SET video_title = :video_title, video_desc = :video_desc, updated_at = CURRENT_TIMESTAMP WHERE video_id = :video_id";
+    $stmt = $pdo->prepare($query);
+    $stmt->bindParam(":video_id", $video_id, PDO::PARAM_STR);
+    $stmt->bindParam(":video_title", $updated_title, PDO::PARAM_STR);
+    $stmt->bindParam(":video_desc", $updated_desc, PDO::PARAM_STR);
+    $stmt->execute();
+}
+
+
+// update video tags
+function update_video_tags(object $pdo, string $video_id, array $updated_tags): void
+{
+    // delete all tags associated with the video
+    $query = "DELETE FROM video_tag_associations WHERE video_id = :video_id";
+    $stmt = $pdo->prepare($query);
+    $stmt->bindParam(":video_id", $video_id, PDO::PARAM_STR);
+    $stmt->execute();
+
+    // insert new tags
+    foreach ($updated_tags as $tag) {
+        $query = "INSERT INTO video_tag_associations (video_id, tag_id) VALUES (:video_id, (SELECT tag_id FROM video_tags WHERE tag_name = :tag_name))";
+        $stmt = $pdo->prepare($query);
+        $stmt->bindParam(":video_id", $video_id, PDO::PARAM_STR);
+        $stmt->bindParam(":tag_name", $tag, PDO::PARAM_STR);
+        $stmt->execute();
+    }
+}
+
+// update video thumbnail
+function update_video_thumbnail(object $pdo, string $video_id, array $updated_thumbnail): void
+{
+    if (!empty($updated_thumbnail)) {
+
+        // fetch necessary detail from the thumbnail array
+        $thumbnail_name = $updated_thumbnail['name'];
+
+        // move the thumbnail to the uploads folder
+        // encode thumbnail_name into a random string
+        $thumbnail_name = bin2hex(random_bytes(10)) . "." . pathinfo($thumbnail_name, PATHINFO_EXTENSION);
+        $thumbnail_destination = "../uploads/thumbnails/" . $thumbnail_name;
+
+        move_uploaded_file($updated_thumbnail['tmp_name'], $thumbnail_destination);
+
+        // update the thumbnail in the database
+        $query = "UPDATE videos SET video_thumbnail = :thumbnail WHERE video_id = :video_id";
+        $stmt = $pdo->prepare($query);
+        $stmt->bindParam(":video_id", $video_id, PDO::PARAM_STR);
+        $stmt->bindParam(":thumbnail", $thumbnail_name, PDO::PARAM_STR);
+        $stmt->execute();
+    }
+}
+
+// update updated_at timestamp
+function update_video_timestamp(object $pdo, string $video_id): void
+{
+    $query = "UPDATE videos SET updated_at = CURRENT_TIMESTAMP WHERE video_id = :video_id";
+    $stmt = $pdo->prepare($query);
+    $stmt->bindParam(":video_id", $video_id, PDO::PARAM_STR);
+    $stmt->execute();
+}
diff --git a/pages/edit_video.php b/pages/edit_video.php
@@ -3,6 +3,7 @@
 require_once "../includes/config_session.inc.php";
 require_once "../models/videos.inc.php";
 require_once "../models/video_tags.inc.php";
+require_once "../views/edit_video.inc.php";
 ?>
 <!DOCTYPE html>
 <html lang="en">
@@ -34,13 +35,20 @@
     $video_details = fetch_video_by_id($pdo, $video_id);
     $video_tag_list = get_video_tags($pdo);
     $current_video_tags = get_video_tags_by_video_id($pdo, $video_id);
+    // print $current_video_tags;
+    print_r($current_video_tags);
+    // just make a list of tags from the current video tags
+    $current_video_tags = array_map(function ($tag) {
+        return $tag['tag_name'];
+    }, $current_video_tags);
 
+    check_and_print_edit_video_errors();
 
     ?>
 
     <main class="edit">
         <h1 class="heading heading--small">Edit Video</h1>
-        <form class="edit__form" method="post">
+        <form class="edit__form" method="post" action="../includes/edit_video.inc.php" enctype="multipart/form-data">
             <input type="text" name="title" class="edit__form__input" placeholder="Edit video title" value="<?php
                                                                                                             if (isset($video_details['video_title'])) {
                                                                                                                 echo $video_details['video_title'];
@@ -58,15 +66,16 @@
                     echo '<div class="edit__form__checkbox">';
                     echo '<label for="' . $tag['tag_name'] . '">' . $tag['tag_name'] . '</label>';
                     $tagChecked = in_array($tag['tag_name'], $current_video_tags) ? 'checked' : '';
-                    echo '<input type="checkbox" name="' . $tag['tag_name'] . '" value="' . $tag['tag_name'] . '" ' . $tagChecked . '>';
+                    echo '<input type="checkbox" name="tags[]" value="' . $tag['tag_name'] . '" ' . $tagChecked . '>';
                     echo '</div>';
                 }
                 ?>
             </div>
             <div class="edit__form__thumbnail">
-                <label for="thumbnail">Change or remove thumbnail:</label>
+                <label for="thumbnail">Change or add thumbnail:</label>
                 <input type="file" name="thumbnail" class="edit__form__input">
             </div>
+            <input type="hidden" name="video_id" value="<?php echo $video_id; ?>">
             <input type="submit" value="Edit video" class="edit__btn">
         </form>
     </main>
@@ -75,6 +84,8 @@
         $('textarea').autoResize();
     </script>
 
+    <script src="../js/close_modal.js"></script>
+
 </body>
 
 </html>
diff --git a/views/edit_video.inc.php b/views/edit_video.inc.php
@@ -0,0 +1,21 @@
+<?php
+
+declare(strict_types=1);
+
+// check and print edit video errors
+function check_and_print_edit_video_errors()
+{
+    if (isset($_SESSION["errors_edit_video"])) {
+        $errors = $_SESSION["errors_edit_video"];
+        if (count($errors) > 0) {
+            echo "<section class='modal modal--error'>";
+            echo "<h1 class='modal__title'>Errors while updating video: </h1>";
+            echo "<span class='modal__close modal__close--error'>X</span>";
+            foreach ($errors as $error) {
+                echo "<p class='modal__item'>$error</p>";
+            }
+            echo "</section>";
+            unset($_SESSION["errors_edit_video"]);
+        }
+    }
+}