sessionprefix-expiretime"]) and $_SESSION["$settings->sessionprefix-expiretime"] < time()) { //clear the session variables $_SESSION = []; session_destroy(); } if(!isset($_SESSION[$settings->sessionprefix . "-user"]) and !isset($_SESSION[$settings->sessionprefix . "-pass"])) { //the user is not logged in $isloggedin = false; } else { $user = $_SESSION[$settings->sessionprefix . "-user"]; $pass = $_SESSION[$settings->sessionprefix . "-pass"]; if($settings->users[$user] == $pass) { //the user is logged in $isloggedin = true; } else { //the user's login details are invalid (what is going on here?) //unset the session variables, treat them as an anonymous user, and get out of here $isloggedin = false; unset($user); unset($pass); //clear the session data $_SESSION = []; //delete al lthe variables session_destroy(); //destroy the session } } //check to see if the currently logged in user is an admin $isadmin = false; if($isloggedin) { foreach($settings->admins as $admin_username) { if($admin_username == $user) { $isadmin = true; break; } } } /////// Login System End /////// /////////////////////////////////////////////////////////////////////////////////////////// //////////////////////////// Security and Consistency Measures //////////////////////////// /////////////////////////////////////////////////////////////////////////////////////////// if(!file_exists("./pageindex.json")) { $existingpages = glob("*.md"); $pageindex = new stdClass(); foreach($existingpages as $pagefilename) { $newentry = new stdClass(); $newentry->filename = utf8_encode($pagefilename); $newentry->size = filesize($pagefilename); $newentry->lastmodified = filemtime($pagefilename); $newentry->lasteditor = utf8_encode("unknown"); $pagekey = utf8_encode(substr($pagefilename, 0, -3)); $pageindex->$pagekey = $newentry; } file_put_contents("./pageindex.json", json_encode($pageindex, JSON_PRETTY_PRINT)); unset($existingpages); } else { $pageindex = json_decode(file_get_contents("./pageindex.json")); } /* * @summary makes a path safe * * @details paths may only contain alphanumeric characters, spaces, underscores, and dashes */ function makepathsafe($string) { return preg_replace("/[^0-9a-zA-Z\_\-\ ]/i", "", $string); } /* * @summary Hides an email address from bots by adding random html entities. * * @returns The mangled email address. */ function hide_email($str) { $hidden_email = ""; for($i = 0; $i < strlen($str); $i++) { if($str[$i] == "@") { $hidden_email .= "&#" . ord("@") . ";"; continue; } if(rand(0, 1) == 0) $hidden_email .= $str[$i]; else $hidden_email .= "&#" . ord($str[$i]) . ";"; } return $hidden_email; } //Work around an Opera + Syntastic bug where there is no margin at the left hand side if there isn't a query string when accessing a .php file if(!isset($_GET["action"]) and !isset($_GET["page"])) { http_response_code(302); header("location: index.php?action=$settings->defaultaction&page=$defaultpage"); exit(); } //make sure that the action is set if(!isset($_GET["action"])) $_GET["action"] = $settings->defaultaction; //make sure that the page is set if(!isset($_GET["page"]) or strlen($_GET["page"]) === 0) $_GET["page"] = $settings->defaultpage; //redirect the user to the safe version of the path if they entered an unsafe character if(makepathsafe($_GET["page"]) !== $_GET["page"]) { http_response_code(301); header("location: index.php?action=" . rawurlencode($_GET["action"]) . "&page=" . makepathsafe($_GET["page"])); header("x-requested-page: " . $_GET["page"]); header("x-actual-page: " . makepathsafe($_GET["page"])); exit(); } $page = $_GET["page"]; /////////////////////////////////////////////////////////////////////////////////////////// /////////////////////////////////////////////////////////////////////////////////////////// //////////////////////////////////////////////////////////////////////////////////////////// ////////////////////////////////////// HTML fragments ////////////////////////////////////// //////////////////////////////////////////////////////////////////////////////////////////// function renderpage($title, $content, $minimal = false) { global $settings, $page, $user, $isloggedin, $isadmin, $start_time, $pageindex; $html = " $title "; if(preg_match("/^[^\/]*\/\/|^\//", $settings->css)) { $html .= "\n\t\t\n"; } else { $html .= "\n\t\t\n"; } $html .= "\n"; ////////// if($minimal) { $html .= "$content

From $settings->sitename, which is managed by " . $settings->admindetails["name"] . ".

Timed at " . date("l jS \of F Y \a\\t h:ia T") . ".

Powered by Pepperminty Wiki

"; } else { $html .= "

$settings->sitename

$content
\n"; foreach($pageindex as $pagename => $pagedetails) { $html .= "\t\t"; } ////////// $gentime = microtime(true) - $start_time; $html .= "\n\t "; return $html; } //////////////////////////////////////////////////////////////////////////////////////////// //////////////////////////////////////////////////////////////////////////////////////////// ///////////////////////////////////////// Slimdown ///////////////////////////////////////// ////////////////////////////////////////////////////////////////////////////// %slimdown% // //////////////////////////////////////////////////////////////////////////////////////////// /** * Slimdown - A very basic regex-based Markdown parser. Supports the * following elements (and can be extended via Slimdown::add_rule()): * * - Headers * - Links * - Bold * - Emphasis * - Deletions * - Quotes * - Inline code * - Blockquotes * - Ordered/unordered lists * - Horizontal rules * * Author: Johnny Broadway * Website: https://gist.github.com/jbroadway/2836900 * License: MIT */ /** * Modified by Starbeamrainbowlabs (starbeamrainbowlabs) * * Changed bold to use single asterisks * Changed italics to use single underscores * Added one to add the heading levels (no

tags allowed) * Added wiki style internal link parsing * Added wiki style internal link parsing with display text */ class Slimdown { public static $rules = array ( '/\r\n/' => "\n", // new line normalisation '/(#+)(.*)/' => 'self::header', // headers '/(\*)(.*?)\1/' => '\2', // bold '/(_)(.*?)\1/' => '\2', // emphasis '/\[\[([a-zA-Z0-9\_\- ]+)\|([a-zA-Z0-9\_\- ]+)\]\]/' => '\2', //internal links with display text '/\[\[([a-zA-Z0-9\_\- ]+)\]\]/' => '\1', //internal links '/\[([^\[]+)\]\(([^\)]+)\)/' => '\1', // links '/\~\~(.*?)\~\~/' => '\1', // del '/\:\"(.*?)\"\:/' => '\1', // quote '/`(.*?)`/' => '\1', // inline code '/\n\s*(\*|-)(.*)/' => 'self::ul_list', // ul lists '/\n[0-9]+\.(.*)/' => 'self::ol_list', // ol lists '/\n(>|\>)(.*)/' => 'self::blockquote', // blockquotes '/\n-{3,}/' => "\n
", // horizontal rule '/\n([^\n]+)\n\n/' => 'self::para', // add paragraphs '/<\/ul>\s?