1 files changed, 67 insertions, 0 deletions
diff --git a/includes/functions_thread.php b/includes/functions_thread.php
new file mode 100644
index 0000000..61b8e59
--- /dev/null
+++ b/includes/functions_thread.php
@@ -0,0 +1,67 @@
+<?php
+include_once './includes/Database.php';
+include_once './includes/Session.php';
+
+function get_all_threads(): array
+{
+	$sql = "SELECT thread_id FROM threads";
+	$result = Database::get()->query($sql);
+
+	$threads = array();
+
+	foreach ($result as $row) {
+		$thread = new Thread();
+		$thread->get_from_database($row['thread_id']);
+		array_push($threads, $thread);
+	}
+
+	return $threads;
+}
+
+function create_thread($subject, $category)
+{
+	if (!Session::get()->is_signed_in()) {
+		trigger_error('You must be signed in to create a thread');
+		return 0;
+	}
+
+	$user = Session::get()->get_current_user();
+
+	// Insert the new thread into the database
+	$sql = "INSERT INTO threads(thread_subject, thread_date_created, thread_date_lastpost, thread_category, thread_author) VALUES (?, CONVERT_TZ(NOW(), 'SYSTEM', '+00:00'), CONVERT_TZ(NOW(), 'SYSTEM', '+00:00'), ?, ?);";
+	Database::get()->query($sql, "sii", $subject, $category, $user->id);
+
+	// Get the ID of the thread we just created
+	$thread_id = Database::get()->get_last_id();
+
+	// Increment the category's thread count
+	$sql = "UPDATE categories SET `cat_thread_count` = `cat_thread_count` + '1' WHERE cat_id = ?;";
+	Database::get()->query($sql, "i", $category);
+
+	return $thread_id;
+}
+
+function delete_thread($thread)
+{
+	// User must be signed in
+	if (!Session::get()->is_signed_in()) {
+		trigger_error('You must be signed in to delete a thread.');
+		return;
+	}
+
+	// User must be a moderator to delete a thread
+	$current_user = Session::get()->get_current_user();
+	if ($current_user->level != USER_LEVEL_MODERATOR) {
+		trigger_error("You must be a moderator to delete this post.");
+		return;
+	}
+
+	// TODO: The post must not be locked
+	// TODO: The post must have not been around for a certain amount of time
+
+	// Delete the thread from the database
+	Database::get()->query("DELETE FROM threads WHERE thread_id = ?", "i", $thread->id);
+
+	// Decrement the thread count of the category
+	Database::get()->query("UPDATE categories SET `cat_thread_count` = `cat_thread_count` - '1' WHERE cat_id = ?", "i", $thread->category->id);
+}
+\ No newline at end of file