135 lines
3.5 KiB
PHP
Executable file
135 lines
3.5 KiB
PHP
Executable file
<?php session_start();
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include "core.php";
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include "config.php";
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// fields
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$Date = "";
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$Endpoint = "";
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$File = "";
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$Redirect = "";
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$AuthorizedCreation = 0;
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if (isset($_REQUEST['redir'])) {
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$Redirect = htmlspecialchars($_REQUEST['redir']);
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}
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$Database = createTables($sqlDB);
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$DatabaseQuery = $Database->query('SELECT * FROM users');
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if (!isset($_SESSION['username']) || !isset($_SESSION['password']) || !isset($_SESSION['type'])) {
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header('Location: login.php?redir=admin');
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die();
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} else if (htmlspecialchars($_SESSION['type']) != 2) { // not allowed
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header('Location: /');
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die();
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}
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$DatabaseQuery = $Database->query('SELECT * FROM users');
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while ($line = $DatabaseQuery->fetchArray()) {
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if ($line['username'] == htmlspecialchars($_SESSION['username']) && htmlspecialchars($_SESSION['username']) != "" && $line['password'] == htmlspecialchars($_SESSION['password']) && $line['usertype'] == 2) {
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$AuthorizedCreation = 1;
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break;
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}
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}
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$Username = htmlspecialchars($_SESSION['username']);
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// not authorized
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if ($AuthorizedCreation != 1) {
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header('Location: /');
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die();
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}
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// date must be specified
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if (isset($_REQUEST['date']) && (htmlspecialchars($_REQUEST['date']) != "")) {
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$Date = htmlspecialchars($_REQUEST['date']);
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} else {
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$Date = date($dateFormat);
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}
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// endpoint must be specified
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if (isset($_REQUEST['endpoint']) && htmlspecialchars($_REQUEST['endpoint']) != "") {
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$Endpoint = htmlspecialchars($_REQUEST['endpoint']);
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} else {
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if ($Redirect == "admin") {
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header("Location: admin.php?e=endpoint");
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} else if ($Redirect == "edit") {
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header("Location: edit.php?e=endpoint&action=write");
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} else {
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header("Location: /");
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}
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die();
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}
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// check if an endpoint by the same name already exists
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$DatabaseQuery = $Database->query('SELECT * FROM pages');
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while ($line = $DatabaseQuery->fetchArray()) {
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if ($line['endpoint'] == "$Endpoint" && $Endpoint != "" && $line['endpoint'] != "") {
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if ($Redirect == "admin") {
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header("Location: admin.php?e=exists");
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} else if ($Redirect == "edit") {
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header("Location: edit.php?e=exists&action=write");
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} else {
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header("Location: /");
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}
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die();
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}
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}
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if (isset($_REQUEST['body']) && htmlspecialchars($_REQUEST['body']) != "") {
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$Body = htmlspecialchars($_REQUEST['body']);
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$Hash = hash('sha256', $Body);
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if (!is_dir("$documentLocation/$Hash")) {
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mkdir("$documentLocation/$Hash", 0777, true);
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}
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$File = "$documentLocation/$Hash/$Hash.md";
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if ($File == '') {
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print("File parameter cannot be empty.");
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die();
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}
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if (!file_put_contents($File, $Body)) {
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if ($Redirect == "admin") {
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header("Location: admin.php?e=file");
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} else if ($Redirect == "edit") {
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header("Location: edit.php?e=file&action=write");
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} else {
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header("Location: /");
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}
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die();
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}
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} else {
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if ($Redirect == "admin") {
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header("Location: admin.php?e=file");
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} else if ($Redirect == "edit") {
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header("Location: edit.php?e=file&action=write");
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} else {
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header("Location: /");
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}
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die();
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}
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$Database->exec("INSERT INTO pages(username, date, endpoint, file) VALUES('$Username', '$Date', '$Endpoint', '$File')");
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if ($Redirect == "admin") {
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header("Location: admin.php?action=users");
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} else if ($Redirect == "edit") {
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header("Location: edit.php?action=write&e=saved");
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} else {
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header("Location: /");
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}
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die();
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?>
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