Refactoring part 2

Starting to move some functionality such as the session and database connection into singleton classes to manage them. Functions for modifying posts and threads are being put in one place as well.

1 files changed, 42 insertions, 27 deletions

diff --git a/includes/functions_post.php b/includes/functions_post.php
index 5bc8c2a..0176c76 100644
--- a/includes/functions_post.php
+++ b/includes/functions_post.php
@@ -1,57 +1,72 @@
 <?php
-include_once 'Session.php';
-include_once 'model/User.php';
+include_once './includes/Session.php';
+include_once './includes/Database.php';
+include_once './includes/model/User.php';
 
-function delete_post($post)
+function create_post($post_content, $post_thread, $post_category)
 {
 	// User must be signed in
 	if (!Session::get()->is_signed_in()) {
-		trigger_error('You must be signed in to delete a post!');
+		trigger_error('You must be signed in to create a post');
+		return;
 	}
 
-	// User must have permission to delete the post
-	$current_user = Session::get()->get_current_user();
-	if ($current_user->id == $post->author->id || $current_user->level != USER_LEVEL_MODERATOR) {
-		trigger_error("You don't have sufficient permissions to delete this post.");
-	}
+	$user = Session::get()->get_current_user();
 
-	// TODO: The post must not be locked
+	// Insert the post into the database
+	$sql = "INSERT INTO posts(post_content, post_date_created, post_thread, post_author) VALUES (?, CONVERT_TZ(NOW(), 'SYSTEM', '+00:00'), ?, ?);";
+	Database::get()->query($sql, "sii", $post_content, $post_thread, $user->id);
 
-	// TODO: The post must have not been around for a certain amount of time
+	// Increment the category's post count
+	$sql = "UPDATE categories SET `cat_post_count` = `cat_post_count` + '1' WHERE cat_id = ?;";
+	Database::get()->query($sql, "i", $post_category);
 
-	// Delete the post from the database
-	Database::get()->query("DELETE FROM posts WHERE post_id = $post->id");
-
-	// Decrement the post count of the category
-	$sql = "UPDATE categories SET `cat_post_count` = `cat_post_count` - '1' WHERE cat_id = " . $post->thread->category->id . ";";
-	mysqli_query($dbc, $sql);
+	// Set the last post date of the parent thread
+	$sql = "UPDATE threads SET thread_date_lastpost = CONVERT_TZ(NOW(), 'SYSTEM', '+00:00') WHERE thread_id = ?;";
+	Database::get()->query($sql, "i", $post_thread);
 }
 
-function edit_post($post, $post_content)
+function edit_post(Post $post, string $post_content)
 {
 	// User must be signed in
 	if (!Session::get()->is_signed_in()) {
 		trigger_error('You must be signed in to edit this post!');
+		return;
 	}
 
 	// User must have permission to edit the post
 	$current_user = Session::get()->get_current_user();
-	if ($current_user->id == $post->author->id || $current_user->level != USER_LEVEL_MODERATOR) {
+	if ($current_user->id != $post->author->id) {
 		trigger_error("You don't have sufficient permissions to edit this post.");
+		return;
 	}
 
 	// Set the post content and the post edit date
 	$sql = "UPDATE posts SET post_content = ?, post_date_edited = CONVERT_TZ(NOW(), 'SYSTEM', '+00:00') WHERE post_id = ?;";
-	$stmt = mysqli_stmt_init($dbc);
+	Database::get()->query($sql, "si", $post_content, $post->id);
+}
 
-	if (!mysqli_stmt_prepare($stmt, $sql)) {
-		trigger_error('Could not create post due to internal error: ' . mysqli_error($dbc));
+function delete_post(Post $post)
+{
+	// User must be signed in
+	if (!Session::get()->is_signed_in()) {
+		trigger_error('You must be signed in to delete a post!');
+		return;
+	}
+
+	// User must have permission to delete the post
+	$current_user = Session::get()->get_current_user();
+	if ($current_user->id != $post->author->id || $current_user->level != USER_LEVEL_MODERATOR) {
+		trigger_error("You don't have sufficient permissions to delete this post.");
+		return;
 	}
 
-	mysqli_stmt_bind_param($stmt, "si", $post_content, $id);
-	mysqli_stmt_execute($stmt);
-	mysqli_stmt_close($stmt);
+	// TODO: The post must not be locked
+	// TODO: The post must have not been around for a certain amount of time
+
+	// Delete the post from the database
+	Database::get()->query("DELETE FROM posts WHERE post_id = ?", "i", $post->id);
 
-	// Redirect to the post's thread page
-	header("Location: /viewthread.php?id=" . $post->thread->id);
+	// Decrement the post count of the category
+	Database::get()->query("UPDATE categories SET `cat_post_count` = `cat_post_count` - '1' WHERE cat_id = ?", "i", $post->thread->category->id);
 }