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www.mikescher.com/www/internals/base.php
2018-02-03 14:43:28 +01:00

347 lines
12 KiB
PHP

<?php if(count(get_included_files()) ==1) exit("Direct access not permitted.");
global $CONFIG;
$CONFIG = require 'config.php';
global $CSS_BASE;
$CSS_BASE = ($CONFIG['prod']) ? ('/data/css/styles.min.css') : ('/data/css/styles.css');
global $REGISTERED_SCRIPTS;
$REGISTERED_SCRIPTS = [];
function InitPHP() {
set_error_handler("exception_error_handler"); // errors as exceptions for global catch
ob_start(); // buffer outpt so it can be discarded in httpError
}
function exception_error_handler($severity, $message, $file, $line) {
if (!(error_reporting() & $severity)) {
// This error code is not included in error_reporting
return;
}
throw new ErrorException($message, 0, $severity, $file, $line);
}
function startsWith($haystack, $needle)
{
$length = strlen($needle);
return (substr($haystack, 0, $length) === $needle);
}
function endsWith($haystack, $needle)
{
$length = strlen($needle);
return $length === 0 || (substr($haystack, -$length) === $needle);
}
function httpError($errorcode, $message)
{
ob_clean();
http_response_code($errorcode);
global $OPTIONS;
$OPTIONS = [ 'code' => $errorcode, 'message' => $message ];
require (__DIR__ . '/../pages/errorview.php');
die();
}
function destructiveUrlEncode($str) {
$str = str_replace(' ', '_', $str);
$str = str_replace('+', '_', $str);
$str = str_replace(':', '_', $str);
$str = str_replace('.', '', $str);
return urlencode($str);
}
function formatMilliseconds($millis)
{
if ($millis < 1000)
{
return $millis . 'ms';
}
else if ($millis < 10 * 1000)
{
return number_format($millis / (1000), 2) . 's';
}
else if ($millis < 60 * 1000)
{
return floor($millis / (1000)) . 's';
}
else if ($millis < 10 * 60 * 1000)
{
return floor($millis / (60 * 1000)) . 'min ' . floor(($millis % (60 * 1000)) / 1000) . 's';
}
else if ($millis < 60 * 60 * 1000)
{
return floor($millis / (60 * 1000)) . 'min';
}
else if ($millis < 10 * 60 * 60 * 1000)
{
return number_format($millis / (60 * 60 * 1000), 2) . ' hours';
}
else
{
return floor($millis / (60 * 60 * 1000)) . ' hours';
}
}
function includeScriptOnce($script, $echo = true, $attr=false)
{
global $REGISTERED_SCRIPTS;
if ($echo)
{
if (in_array($script, $REGISTERED_SCRIPTS)) return false;
$REGISTERED_SCRIPTS []= $script;
echo "<script src=\"$script\" type=\"text/javascript\" $attr></script>";
return true;
}
else
{
if (in_array($script, $REGISTERED_SCRIPTS)) return '';
$REGISTERED_SCRIPTS []= $script;
return "<script src=\"$script\" type=\"text/javascript\" $attr></script>";
}
}
function printCSS() {
global $CSS_BASE;
echo '<link rel="stylesheet" href="' . $CSS_BASE . '"/>';
}
function isProd() {
global $CONFIG;
return $CONFIG['prod'];
}
function convertCountryToFlag($country) {
$country = trim(strtolower($country));
if ($country === 'italy') return '/data/images/flags/013-italy.svg';
if ($country === 'china') return '/data/images/flags/034-china.svg';
if ($country === 'japan') return '/data/images/flags/063-japan.svg';
if ($country === 'un') return '/data/images/flags/082-united-nations.svg';
if ($country === 'south korea') return '/data/images/flags/094-south-korea.svg';
if ($country === 'spain') return '/data/images/flags/128-spain.svg';
if ($country === 'norway') return '/data/images/flags/143-norway.svg';
if ($country === 'Czech') return '/data/images/flags/149-czech-republic.svg';
if ($country === 'germany') return '/data/images/flags/162-germany.svg';
if ($country === 'sweden') return '/data/images/flags/184-sweden.svg';
if ($country === 'france') return '/data/images/flags/195-france.svg';
if ($country === 'switzerland') return '/data/images/flags/205-switzerland.svg';
if ($country === 'england') return '/data/images/flags/216-england.svg';
if ($country === 'usa') return '/data/images/flags/226-united-states.svg';
if ($country === 'america') return '/data/images/flags/226-united-states.svg';
if ($country === 'canada') return '/data/images/flags/243-canada.svg';
if ($country === 'russia') return '/data/images/flags/248-russia.svg';
if ($country === 'eu') return '/data/images/flags/259-european-union.svg';
if ($country === 'uk') return '/data/images/flags/260-united-kingdom.svg';
return null;
}
function convertLanguageToFlag($lang) {
$lang = trim(strtolower($lang));
if ($lang === 'italian') return '/data/images/flags/013-italy.svg';
if ($lang === 'english') return '/data/images/flags/226-united-states.svg';
if ($lang === 'french') return '/data/images/flags/195-france.svg';
if ($lang === 'german') return '/data/images/flags/162-germany.svg';
if ($lang === 'spanish') return '/data/images/flags/128-spain.svg';
return null;
}
function setLoginCookie($user, $pass)
{
$expires = time() + (24*60*60); // 24h
$hash = hash('sha256', $user . ';' . $pass . ';' . gmdate('Y-m-d'));
setcookie('mikescher_auth', $hash, $expires);
}
function isLoggedInByCookie()
{
static $_loginCache = null;
if ($_loginCache !== null) return $_loginCache;
global $CONFIG;
if (key_exists('mikescher_auth', $_COOKIE))
{
if (strlen($_COOKIE['mikescher_auth']) !== 64) return $_loginCache = false;
$auth = hash('sha256', $CONFIG['admin_username'] . ';' . $CONFIG['admin_password'] . ';' . gmdate('Y-m-d'));
if ($auth === $_COOKIE['mikescher_auth']) return $_loginCache = true;
}
return $_loginCache = false;
}
function clearLoginCookie()
{
setcookie("mikescher_auth", "", time()+30);
}
/**
* easy image resize function
* @author http://www.nimrodstech.com/php-image-resize/
* @param $file - file name to resize
* @param $string - The image data, as a string
* @param $width - new image width
* @param $height - new image height
* @param $proportional - keep image proportional, default is no
* @param $output - name of the new file (include path if needed)
* @param $quality - enter 1-100 (100 is best quality) default is 100
* @return boolean|resource
*/
function smart_resize_image($file, $string = null, $width = 0, $height = 0, $proportional = false, $output = 'file', $quality = 100
) {
if ( $height <= 0 && $width <= 0 ) return false;
if ( $file === null && $string === null ) return false;
# Setting defaults and meta
$info = $file !== null ? getimagesize($file) : getimagesizefromstring($string);
$image = '';
$final_width = 0;
$final_height = 0;
list($width_old, $height_old) = $info;
$cropHeight = $cropWidth = 0;
# Calculating proportionality
if ($proportional) {
if ($width == 0) $factor = $height/$height_old;
elseif ($height == 0) $factor = $width/$width_old;
else $factor = min( $width / $width_old, $height / $height_old );
$final_width = round( $width_old * $factor );
$final_height = round( $height_old * $factor );
}
else {
$final_width = ( $width <= 0 ) ? $width_old : $width;
$final_height = ( $height <= 0 ) ? $height_old : $height;
$widthX = $width_old / $width;
$heightX = $height_old / $height;
$x = min($widthX, $heightX);
$cropWidth = ($width_old - $width * $x) / 2;
$cropHeight = ($height_old - $height * $x) / 2;
}
# Loading image to memory according to type
switch ( $info[2] ) {
case IMAGETYPE_JPEG: $file !== null ? $image = imagecreatefromjpeg($file) : $image = imagecreatefromstring($string); break;
case IMAGETYPE_GIF: $file !== null ? $image = imagecreatefromgif($file) : $image = imagecreatefromstring($string); break;
case IMAGETYPE_PNG: $file !== null ? $image = imagecreatefrompng($file) : $image = imagecreatefromstring($string); break;
default: return false;
}
# This is the resizing/resampling/transparency-preserving magic
$image_resized = imagecreatetruecolor( $final_width, $final_height );
if ( ($info[2] == IMAGETYPE_GIF) || ($info[2] == IMAGETYPE_PNG) ) {
$transparency = imagecolortransparent($image);
$palletsize = imagecolorstotal($image);
if ($transparency >= 0 && $transparency < $palletsize) {
$transparent_color = imagecolorsforindex($image, $transparency);
$transparency = imagecolorallocate($image_resized, $transparent_color['red'], $transparent_color['green'], $transparent_color['blue']);
imagefill($image_resized, 0, 0, $transparency);
imagecolortransparent($image_resized, $transparency);
}
elseif ($info[2] == IMAGETYPE_PNG) {
imagealphablending($image_resized, false);
$color = imagecolorallocatealpha($image_resized, 0, 0, 0, 127);
imagefill($image_resized, 0, 0, $color);
imagesavealpha($image_resized, true);
}
}
imagecopyresampled($image_resized, $image, 0, 0, $cropWidth, $cropHeight, $final_width, $final_height, $width_old - 2 * $cropWidth, $height_old - 2 * $cropHeight);
# Preparing a method of providing result
switch ( strtolower($output) ) {
case 'browser':
$mime = image_type_to_mime_type($info[2]);
header("Content-type: $mime");
$output = NULL;
break;
case 'file':
$output = $file;
break;
case 'return':
return $image_resized;
break;
default:
break;
}
# Writing image according to type to the output destination and image quality
switch ( $info[2] ) {
case IMAGETYPE_GIF: imagegif($image_resized, $output); break;
case IMAGETYPE_JPEG: imagejpeg($image_resized, $output, $quality); break;
case IMAGETYPE_PNG:
$quality = 9 - (int)((0.9*$quality)/10.0);
imagepng($image_resized, $output, $quality);
break;
default: return false;
}
return true;
}
function sendMail($subject, $content, $to, $from) {
mail($to, $subject, $content, 'From: ' . $from);
}
function ParamServerOrUndef($idx) {
return isset($_SERVER[$idx]) ? $_SERVER[$idx] : 'NOT_SET';
}
/**
* @param Exception $e
*/
function sendExceptionMail($e)
{
try {
$subject = "Server has encountered an Error at " . date("Y-m-d H:i:s") . "] ";
$content = "";
$content .= 'HTTP_HOST: ' . ParamServerOrUndef('HTTP_HOST') . "\n";
$content .= 'REQUEST_URI: ' . ParamServerOrUndef('REQUEST_URI') . "\n";
$content .= 'TIME: ' . date('Y-m-d H:i:s') . "\n";
$content .= 'REMOTE_ADDR: ' . ParamServerOrUndef('REMOTE_ADDR') . "\n";
$content .= 'HTTP_X_FORWARDED_FOR: ' . ParamServerOrUndef('HTTP_X_FORWARDED_FOR') . "\n";
$content .= 'HTTP_USER_AGENT: ' . ParamServerOrUndef('HTTP_USER_AGENT') . "\n";
$content .= 'MESSAGE:' . "\n" . $e->getMessage() . "\n";
$content .= 'CODE:' . "\n" . $e->getCode() . "\n";
$content .= 'TRACE:' . "\n" . $e->getTraceAsString() . "\n";
$content .= '$_GET:' . "\n" . print_r($_GET, true) . "\n";
$content .= '$_POST:' . "\n" . print_r($_POST, true) . "\n";
$content .= '$_FILES:' . "\n" . print_r($_FILES, true) . "\n";
sendMail($subject, $content, 'virtualadmin@mikescher.de', 'webserver-error@mikescher.com');
}
catch (Exception $e)
{
//
}
}
function get_client_ip() {
if (getenv('HTTP_CLIENT_IP')) return getenv('HTTP_CLIENT_IP');
else if(getenv('HTTP_X_FORWARDED_FOR')) return getenv('HTTP_X_FORWARDED_FOR');
else if(getenv('HTTP_X_FORWARDED')) return getenv('HTTP_X_FORWARDED');
else if(getenv('HTTP_FORWARDED_FOR')) return getenv('HTTP_FORWARDED_FOR');
else if(getenv('HTTP_FORWARDED')) return getenv('HTTP_FORWARDED');
else if(getenv('REMOTE_ADDR')) return getenv('REMOTE_ADDR');
else if (isset($_SERVER['HTTP_CLIENT_IP'])) return $_SERVER['HTTP_CLIENT_IP'];
else if(isset($_SERVER['HTTP_X_FORWARDED_FOR'])) return $_SERVER['HTTP_X_FORWARDED_FOR'];
else if(isset($_SERVER['HTTP_X_FORWARDED'])) return $_SERVER['HTTP_X_FORWARDED'];
else if(isset($_SERVER['HTTP_FORWARDED_FOR'])) return $_SERVER['HTTP_FORWARDED_FOR'];
else if(isset($_SERVER['HTTP_FORWARDED'])) return $_SERVER['HTTP_FORWARDED'];
else if(isset($_SERVER['REMOTE_ADDR'])) return $_SERVER['REMOTE_ADDR'];
else return 'UNKNOWN';
}