408 lines
13 KiB
PHP
408 lines
13 KiB
PHP
<?php
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/*
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* Paste <https://github.com/jordansamuel/PASTE>
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 3
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License in GPL.txt for more details.
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*/
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// PHP <5.5 compatibility
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require_once('includes/password.php');
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session_start();
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// UTF-8
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header('Content-Type: text/html; charset=utf-8');
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// Required functions
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require_once('config.php');
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require_once('includes/geshi.php');
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require_once('includes/functions.php');
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// Path of GeSHi object
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$path = 'includes/geshi/';
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// Path of Parsedown object
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$parsedown_path = 'includes/Parsedown/Parsedown.php';
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// GET Paste ID
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if (isset($_GET['id'])) {
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$paste_id = Trim(htmlspecialchars($_GET['id']));
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} elseif (isset($_POST['id'])) {
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$paste_id = Trim(htmlspecialchars($_POST['id']));
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}
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// Database Connection
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$con = mysqli_connect($dbhost, $dbuser, $dbpassword, $dbname);
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if (mysqli_connect_errno()) {
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die("Unable to connect to database");
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}
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// Get site info
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$query = "SELECT * FROM site_info";
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$result = mysqli_query($con, $query);
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while ($row = mysqli_fetch_array($result)) {
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$title = Trim($row['title']);
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$des = Trim($row['des']);
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$baseurl = Trim($row['baseurl']);
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$keyword = Trim($row['keyword']);
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$site_name = Trim($row['site_name']);
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$email = Trim($row['email']);
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$twit = Trim($row['twit']);
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$face = Trim($row['face']);
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$gplus = Trim($row['gplus']);
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$ga = Trim($row['ga']);
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$additional_scripts = Trim($row['additional_scripts']);
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}
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// Set theme and language
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$query = "SELECT * FROM interface";
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$result = mysqli_query($con, $query);
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while ($row = mysqli_fetch_array($result)) {
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$default_lang = Trim($row['lang']);
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$default_theme = Trim($row['theme']);
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}
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require_once("langs/$default_lang");
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// Check if IP is banned
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if ( is_banned($con, $ip) ) die($lang['banned']); // "You have been banned from ".$site_name;
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// Site permissions
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$query = "SELECT * FROM site_permissions where id='1'";
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$result = mysqli_query($con, $query);
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while ($row = mysqli_fetch_array($result)) {
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$disableguest = Trim($row['disableguest']);
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$siteprivate = Trim($row['siteprivate']);
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}
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if ($_SERVER['REQUEST_METHOD'] == 'POST') {
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} else {
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if ($siteprivate =="on") {
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$privatesite = "on";
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}
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}
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// Current date & user IP
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$date = date('jS F Y');
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$ip = $_SERVER['REMOTE_ADDR'];
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$data_ip = file_get_contents('tmp/temp.tdata');
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// Ads
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$query = "SELECT * FROM ads WHERE id='1'";
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$result = mysqli_query($con, $query);
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while ($row = mysqli_fetch_array($result)) {
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$text_ads = Trim($row['text_ads']);
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$ads_1 = Trim($row['ads_1']);
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$ads_2 = Trim($row['ads_2']);
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}
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// Logout
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if (isset($_GET['logout'])) {
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header('Location: ' . $_SERVER['HTTP_REFERER']);
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unset($_SESSION['token']);
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unset($_SESSION['oauth_uid']);
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unset($_SESSION['username']);
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session_destroy();
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}
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// Escape from quotes
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if (get_magic_quotes_gpc()) {
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function callback_stripslashes(&$val, $name)
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{
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if (get_magic_quotes_gpc())
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$val = stripslashes($val);
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}
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if (count($_GET))
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array_walk($_GET, 'callback_stripslashes');
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if (count($_POST))
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array_walk($_POST, 'callback_stripslashes');
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if (count($_COOKIE))
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array_walk($_COOKIE, 'callback_stripslashes');
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}
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// Page views
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$query = "SELECT @last_id := MAX(id) FROM page_view";
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$result = mysqli_query($con, $query);
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while ($row = mysqli_fetch_array($result)) {
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$last_id = $row['@last_id := MAX(id)'];
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}
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$query = "SELECT * FROM page_view WHERE id=" . Trim($last_id);
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$result = mysqli_query($con, $query);
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while ($row = mysqli_fetch_array($result)) {
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$last_date = $row['date'];
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}
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if ($last_date == $date) {
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if (str_contains($data_ip, $ip)) {
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$query = "SELECT * FROM page_view WHERE id=" . Trim($last_id);
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$result = mysqli_query($con, $query);
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while ($row = mysqli_fetch_array($result)) {
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$last_tpage = Trim($row['tpage']);
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}
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$last_tpage = $last_tpage + 1;
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// IP exists, so update page views
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$query = "UPDATE page_view SET tpage=$last_tpage WHERE id=" . Trim($last_id);
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mysqli_query($con, $query);
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} else {
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$query = "SELECT * FROM page_view WHERE id=" . Trim($last_id);
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$result = mysqli_query($con, $query);
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while ($row = mysqli_fetch_array($result)) {
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$last_tpage = Trim($row['tpage']);
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$last_tvisit = Trim($row['tvisit']);
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}
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$last_tpage = $last_tpage + 1;
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$last_tvisit = $last_tvisit + 1;
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// Update both tpage and tvisit.
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$query = "UPDATE page_view SET tpage=$last_tpage,tvisit=$last_tvisit WHERE id=" . Trim($last_id);
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mysqli_query($con, $query);
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file_put_contents('tmp/temp.tdata', $data_ip . "\r\n" . $ip);
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}
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} else {
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// Delete the file and clear data_ip
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unlink("tmp/temp.tdata");
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$data_ip = "";
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// New date is created
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$query = "INSERT INTO page_view (date,tpage,tvisit) VALUES ('$date','1','1')";
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mysqli_query($con, $query);
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// Update the IP
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file_put_contents('tmp/temp.tdata', $data_ip . "\r\n" . $ip);
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}
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$query = "SELECT * FROM pastes WHERE id='$paste_id'";
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$result = mysqli_query($con, $query);
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if (mysqli_num_rows($result) > 0) {
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$query = "SELECT * FROM pastes WHERE id='$paste_id'";
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$result = mysqli_query($con, $query);
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while ($row = mysqli_fetch_array($result)) {
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$p_title = $row['title'];
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$p_content = $row['content'];
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$p_visible = $row['visible'];
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$p_code = $row['code'];
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$p_expiry = Trim($row['expiry']);
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$p_password = $row['password'];
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$p_member = $row['member'];
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$p_date = $row['date'];
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$p_encrypt = $row['encrypt'];
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$p_views = $row['views'];
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}
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$p_private_error = '0';
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if ($p_visible == "2") {
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if (isset($_SESSION['username'])) {
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if ($p_member == Trim($_SESSION['username'])) {
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} else {
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$notfound = $lang['privatepaste']; //" This is a private paste.";
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$p_private_error = '1';
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goto Not_Valid_Paste;
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}
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} else {
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$notfound = $lang['privatepaste']; //" This is a private paste. If you created this paste, please login to view it.";
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$p_private_error = '1';
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goto Not_Valid_Paste;
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}
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}
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if ($p_expiry == "NULL" || $p_expiry == "SELF") {
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} else {
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$input_time = $p_expiry;
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$current_time = mktime(date("H"), date("i"), date("s"), date("n"), date("j"), date("Y"));
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if ($input_time < $current_time) {
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$notfound = $lang['expired'];
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$p_private_error = 1;
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goto Not_Valid_Paste;
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}
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}
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if ($p_encrypt == "" || $p_encrypt == null || $p_encrypt == '0') {
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} else {
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$p_content = decrypt($p_content);
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}
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$op_content = Trim(htmlspecialchars_decode($p_content));
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// Download the paste
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if (isset($_GET['download'])) {
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if ($p_password == "NONE") {
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doDownload($paste_id, $p_title, $op_content, $p_code);
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exit();
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} else {
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if (isset($_GET['password'])) {
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if (password_verify($_GET['password'],$p_password)) {
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doDownload($paste_id, $p_title, $op_content, $p_code);
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exit();
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} else {
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$error = $lang['wrongpassword']; // 'Wrong password';
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}
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} else {
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$error = $lang['pwdprotected']; // 'Password protected paste';
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}
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}
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}
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// Raw view
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if (isset($_GET['raw'])) {
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if ($p_password == "NONE") {
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rawView($paste_id, $p_title, $op_content, $p_code);
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exit();
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} else {
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if (isset($_GET['password'])) {
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if (password_verify($_GET['password'],$p_password)) {
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rawView($paste_id, $p_title, $op_content, $p_code);
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exit();
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} else {
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$error = $lang['wrongpassword']; // 'Wrong password';
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}
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} else {
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$error = $lang['pwdprotected']; // 'Password protected paste';
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}
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}
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}
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// Preprocess
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$highlight = array();
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$prefix_size = strlen('!highlight!');
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if ($prefix_size) {
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$lines = explode("\n", $p_content);
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$p_content = "";
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foreach ($lines as $idx => $line) {
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if (substr($line, 0, $prefix_size) == '!highlight!') {
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$highlight[] = $idx + 1;
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$line = substr($line, $prefix_size);
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}
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$p_content .= $line . "\n";
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}
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$p_content = rtrim($p_content);
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}
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// Apply syntax highlight
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$p_content = htmlspecialchars_decode($p_content);
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if ( $p_code == "markdown" ) {
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include( $parsedown_path );
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$Parsedown = new Parsedown();
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$p_content = $Parsedown->text( $p_content );
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} else {
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$geshi = new GeSHi($p_content, $p_code, $path);
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$geshi->enable_classes();
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$geshi->set_header_type(GESHI_HEADER_DIV);
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$geshi->set_line_style('color: #aaaaaa; width:auto;');
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$geshi->set_code_style('color: #757584;');
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if (count($highlight)) {
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$geshi->enable_line_numbers(GESHI_NORMAL_LINE_NUMBERS);
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$geshi->highlight_lines_extra($highlight);
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$geshi->set_highlight_lines_extra_style('color:#399bff;background:rgba(38,92,255,0.14);');
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} else {
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$geshi->enable_line_numbers(GESHI_FANCY_LINE_NUMBERS, 2);
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}
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$p_content = $geshi->parse_code();
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$style = $geshi->get_stylesheet();
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$ges_style = '<style>' . $style . '</style>';
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}
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// Embed view after GeSHI is applied so that $p_code is syntax highlighted as it should be.
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if (isset($_GET['embed'])) {
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if ( $p_password == "NONE" ) {
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embedView( $paste_id, $p_title, $p_content, $p_code, $title, $baseurl, $ges_style, $lang );
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exit();
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} else {
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if ( isset( $_GET['password'] ) ) {
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if ( password_verify( $_GET['password'], $p_password ) ) {
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embedView( $paste_id, $p_title, $p_content, $p_code, $title, $p_baseurl, $ges_style, $lang );
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exit();
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} else {
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$error = $lang['wrongpassword']; // 'Wrong password';
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}
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} else {
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$error = $lang['pwdprotected']; // 'Password protected paste';
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}
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}
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}
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} else {
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header("HTTP/1.1 404 Not Found");
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$notfound = $lang['notfound']; // "Not found";
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}
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require_once('theme/' . $default_theme . '/header.php');
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if ($p_password == "NONE") {
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// No password & diplay the paste
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// Set download URL
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if ($mod_rewrite == '1') {
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$p_download = "download/$paste_id";
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} else {
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$p_download = "paste.php?download&id=$paste_id";
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}
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// Set raw URL
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if ($mod_rewrite == '1') {
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$p_raw = "raw/$paste_id";
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} else {
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$p_raw = "paste.php?raw&id=$paste_id";
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}
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// Set embed URL
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if ( $mod_rewrite == '1' ) {
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$p_embed = "embed/$paste_id";
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} else {
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$p_embed = "paste.php?embed&id=$paste_id";
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}
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// Theme
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require_once('theme/' . $default_theme . '/view.php');
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updateMyView($con, $paste_id);
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if ($p_expiry == "SELF") {
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deleteMyPaste($con, $paste_id);
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}
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} else {
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$p_download = "paste.php?download&id=$paste_id&password=" . password_hash(isset($_POST['mypass']), PASSWORD_DEFAULT);
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$p_raw = "paste.php?raw&id=$paste_id&password=" . password_hash(isset($_POST['mypass']), PASSWORD_DEFAULT);
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// Check password
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if (isset($_POST['mypass'])) {
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if (password_verify($_POST['mypass'], $p_password)) {
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// Theme
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require_once('theme/' . $default_theme . '/view.php');
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updateMyView($con, $paste_id);
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if ($p_expiry == "SELF") {
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deleteMyPaste($con, $paste_id);
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}
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} else {
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$error = $lang['wrongpwd']; //"Password is wrong";
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require_once('theme/' . $default_theme . '/errors.php');
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}
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} else {
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// Display errors
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require_once('theme/' . $default_theme . '/errors.php');
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}
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}
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Not_Valid_Paste:
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// Private paste not valid
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if ($p_private_error == '1') {
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// Display errors
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require_once('theme/' . $default_theme . '/header.php');
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require_once('theme/' . $default_theme . '/errors.php');
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}
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// Footer
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require_once('theme/' . $default_theme . '/footer.php');
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?>
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