load.php

<?php
function load_template($name)
{

	include $_SERVER['DOCUMENT_ROOT'] . "/photogram-project-php/_templates/$name.php";
}

// Function to validate the credentials.
function validate_credentials($username, $password)
{
	if ($username == "raghav@gmail.com" and $password == "raghav") {
		return true;
	} else {
		return false;
	}
}

// Connecting to database
function signup($user, $pass, $email, $phone)
{
	$servername = "mysql.selfmade.ninja";
	$username = "raghav";
	$password = "R1a2g1h3av";
	$dbname = "raghav_photogram";

	// Create connection
	$conn = new mysqli($servername, $username, $password, $dbname);
	// Check connection
	if ($conn->connect_error) {
		die("Connection failed: " . $conn->connect_error);
	}

	$sql = "INSERT INTO `auth` (`username`, `password`, `email`, `phone`, `block`, `active`)
VALUES ('$user', '$pass', '$email', '$phone', '0', '1');";
	$result = false;

	if ($conn->query($sql) === TRUE) {
		$result = true;
	} else {
		echo "Error: " . $sql . "<br>" . $conn->error;
		$result = false;
	}

	$conn->close();
	return $result;
}