<?php

ob_start();
require_once "../includes/db_connection.php";
require_once "../includes/functions.php";
require_once "../includes/session.php";
?>

<?php 
if (isset($_GET['user_id']) && isset($_GET['blog_id'])) {
    $_SESSION["user_id"] = $_GET['user_id'];
    $_SESSION["blog_id"] = $_GET['blog_id'];
}
$blog = show_blog_details_by_id("blogs", $_SESSION["user_id"], $_SESSION["blog_id"]);
?>

<?php 
if (isset($_GET['submit'])) {
    // form was submitted
    $title = $_GET["title"];
    $content = $_GET["content"];
    $query = "UPDATE blogs SET ";
    $query .= "title = '{$title}', ";
    $query .= "content = '{$content}' ";
    $query .= "WHERE id = {$_SESSION["blog_id"]} ";
    $query .= "LIMIT 1";
    $result = mysqli_query($connection, $query);
    if ($result) {
        redirect_to("user_view_blog.php?user_id={$_SESSION["user_id"]}&blog_id={$_SESSION["blog_id"]}");
    } else {
        echo "Blog Modification failed";
    <link href="../css/blog-post.css" rel="stylesheet">

    <!-- HTML5 Shim and Respond.js IE8 support of HTML5 elements and media queries -->
    <!-- WARNING: Respond.js doesn't work if you view the page via file:// -->
    <!--[if lt IE 9]>
        <script src="https://oss.maxcdn.com/libs/html5shiv/3.7.0/html5shiv.js"></script>
        <script src="https://oss.maxcdn.com/libs/respond.js/1.4.2/respond.min.js"></script>
    <![endif]-->

</head>

<?php 
if (isset($_GET['user_id']) && isset($_GET['blog_id'])) {
    $user_id = $_GET['user_id'];
    $blog_id = $_GET['blog_id'];
    $blog = show_blog_details_by_id("blogs", $user_id, $blog_id);
}
$cur_user = show_user_details_by_id("users", $_SESSION['user_id']);
$show_user = show_user_details_by_id("users", $user_id);
increase_counts("blogs", $user_id, $_SESSION["user_id"], $blog_id);
?>

<?php 
if (isset($_POST['submit'])) {
    //use session user_id as db user_id
    $db_blog_id = $blog_id;
    $db_user_id = $_SESSION['user_id'];
    $comments = $_POST["comments"];
    $query = "INSERT INTO comments(";
    $query .= "blog_id,user_id,content,create_time,update_time";
    $query .= ") VALUES (";