mirror of
https://github.com/cydrobolt/polr.git
synced 2024-09-19 23:21:47 +02:00
102 lines
3.1 KiB
PHP
102 lines
3.1 KiB
PHP
<?php
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@(require_once('config.php'));
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include('version.php');
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$debug = 0; // Set to 1 in order to enable debug mode (shows sensitive database info), use for troubleshooting
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$footer = "© Copyright 2014 $wsn. Powered by <a href='http://github.com/cydrobolt/polr'>Polr</a> ver $version build $reldate";
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//connect to mysql with $mysqli variable
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$mysqli = new mysqli($host, $user, $passwd, $db) or $wp = 1; //If cannot connect, then set var $wp to 1
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// Attempt to set Charset as UTF8 to avoid real_escape_string vulnerabilities
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if (!$mysqli->set_charset("utf8")) {
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$insecure = TRUE;
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} else {
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$insecure = FALSE;
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}
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function autoloader($class) {
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include $class . '.php';
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}
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spl_autoload_register('autoloader');
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session_start();
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function sqlex($table, $rowf, $where, $wval) {
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global $mysqli; //Import var into function
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//Sanitize strings
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$rowfs = $mysqli->real_escape_string($rowf);
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$tables = $mysqli->real_escape_string($table);
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$wheres = $mysqli->real_escape_string($where);
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$wvals = $mysqli->real_escape_string($wval);
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$q2p = "SELECT {$rowfs} FROM {$tables} WHERE {$wheres}=?";
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$stmt = $mysqli->prepare($q2p);
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$stmt->bind_param('s', $wvals);
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$stmt->execute();
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$result = $stmt->get_result();
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$numrows = $result->num_rows;
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if (!$numrows) {
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return false;
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} else {
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return true;
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}
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}
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function sqlfetch($table, $rowf, $where, $wval) {
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global $mysqli;
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$rowfs = $mysqli->real_escape_string($rowf);
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$tables = $mysqli->real_escape_string($table);
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$wheres = $mysqli->real_escape_string($where);
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$wvals = $mysqli->real_escape_string($wval);
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//$query = "SELECT $rowfs FROM $tables WHERE $wheres='$wvals'";
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$q2p = "SELECT {$rowfs} FROM {$tables} WHERE {$wheres}=?";
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$stmt = $mysqli->prepare($q2p);
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$stmt->bind_param('s', $wvals);
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$stmt->execute();
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$result = $stmt->get_result();
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$row = mysqli_fetch_assoc($result);
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return $row[$rowf];
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}
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//SQL Functions
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//Sanitize input when using sqlrun!
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function sqlrun($query) {
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global $mysqli;
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$queryrs = $query;
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$resultrs = $mysqli->query($queryrs) or ($err = $mysqli->error);
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if (strstr($err, "already exists")) {
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echo "<br />Could not create tables because the database already has Polr tables (perhaps from a previous installation?). Delete the existing Polr table and try again. You can also export the database and restore it after installation, however, the old database may not be compatible. ";
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die();
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}
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return true;
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}
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function showerror() {
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//Show an error, and die. If Debug is on, show SQL error message
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global $debug;
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global $mysqli;
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echo "There seems to be a problem. Contact an administrator to report this issue.";
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if ($debug == 1) {
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echo "<br>Error:<br>";
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echo $mysqli->error;
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}
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die();
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}
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function filterurl($url) {
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if (!filter_var($url, FILTER_VALIDATE_URL, FILTER_FLAG_HOST_REQUIRED)) {
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return false;
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} else {
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return true;
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}
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}
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function filteremail($email) {
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// Validate an email
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if (!filter_var($email, FILTER_VALIDATE_EMAIL)) {
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return false;
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} else {
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return true;
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}
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}
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