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										49
									
								
								index.php
									
									
									
									
									
								
							
							
						
						
									
										49
									
								
								index.php
									
									
									
									
									
								
							@@ -1,4 +1,16 @@
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<?php
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function include_ob($file){
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    ob_start();
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    include $file;
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    return ob_get_clean();
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}
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function sanitize_template_strings($indata){
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    $sanit_pattern = '/<template.*>/is';
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    return preg_replace($sanit_pattern, '', $indata);
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}
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session_start();
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require_once 'config.php';
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@@ -7,7 +19,19 @@ $paths_to_check[] = "pages/global";
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$page = basename($_SERVER['QUERY_STRING']);
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$nav = file_get_contents("$template_dir/navigation.html");
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$nav = include_ob("$template_dir/navigation.html");
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$page_regex = '/<!--PAGENAME=(.*?)-->/';
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if(preg_match($page_regex, $htmlWithComments, $matches)){
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    $page_name = $matches[1];
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}
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else{
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    $page_name = ucfirst($page);
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}
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if(empty($page)){
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    $page = 'index';
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@@ -20,12 +44,6 @@ if (isset($_SESSION['user_id'])) {
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    }
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    $paths_to_check[] = "pages/user";
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    // Fetch user details
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    $user_id = $_SESSION['user_id'];
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    $query = "SELECT * FROM users WHERE id = $user_id";
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    $result = mysqli_query($mysqli, $query);
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    $user = mysqli_fetch_assoc($result);
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}
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$page_file = "$template_dir/404.html";
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@@ -41,7 +59,22 @@ ob_start();
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include $page_file;
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$page_data = ob_get_clean();
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$page_data = str_replace("__NAV_TEMPLATE__", $nav, $page_data);
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$page_data = preg_replace($page_regex, '', $page_data);
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$output = file_get_contents("$template_dir/skeleton.html");
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$output = str_replace('<template name="navigation">', $nav, $output);
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$output = str_replace('<template name="page content">', $page_data, $output);
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if (isset($_SESSION['user_id'])) {
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    $hash = md5(strtolower(trim($_SESSION['user_email'])));
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    $gravatarUrl = "https://www.gravatar.com/avatar/$hash?s=100";
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    $gravatarTag = "<img src='$gravatarUrl' alt='Gravatar Profile Picture'>";
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    $page_data = str_replace('<template name="gravatar image">', $gravatarTag, $page_data);
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    $page_data = str_replace('<template name="username">', $_SESSION['user_username'], $page_data);
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}
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$output = str_replace('<template name="page name">', $page_name, $output);
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echo $page_data;
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?>
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