Initial attempt a switch to composer and PHP-8.1 compatibility

1 files changed, 298 insertions, 12 deletions

diff --git a/inc/template.php b/inc/template.php
index 48b2b1bb..a74cc0ec 100644
--- a/inc/template.php
+++ b/inc/template.php
@@ -4,6 +4,7 @@
  *  Copyright (c) 2010-2013 Tinyboard Development Group
  */
 
+require_once 'inc/bootstrap.php';
 defined('TINYBOARD') or exit;
 
 $twig = false;
@@ -11,26 +12,19 @@ $twig = false;
 function load_twig() {
 	global $twig, $config;
 	
-	require 'lib/Twig/Autoloader.php';
-	Twig_Autoloader::register();
-
-	Twig_Autoloader::autoload('Twig_Extensions_Node_Trans');
-	Twig_Autoloader::autoload('Twig_Extensions_TokenParser_Trans');
-	Twig_Autoloader::autoload('Twig_Extensions_Extension_I18n');
-	Twig_Autoloader::autoload('Twig_Extensions_Extension_Tinyboard');
-	
 	$loader = new Twig_Loader_Filesystem($config['dir']['template']);
 	$loader->setPaths($config['dir']['template']);
 	$twig = new Twig_Environment($loader, array(
 		'autoescape' => false,
 		'cache' => is_writable('templates') || (is_dir('templates/cache') && is_writable('templates/cache')) ?
 			"{$config['dir']['template']}/cache" : false,
-		'debug' => $config['debug']
+			'debug' => $config['debug'],
 	));
 	$twig->addExtension(new Twig_Extensions_Extension_Tinyboard());
 	$twig->addExtension(new Twig_Extensions_Extension_I18n());
 }
 
+
 function Element($templateFile, array $options) {
 	global $config, $debug, $twig, $build_pages;
 	
@@ -61,18 +55,310 @@ function Element($templateFile, array $options) {
 				str_replace("\n", '<br/>', utf8tohtml(print_r($_debug, true))) .
 			'</pre>';
 	}
-	
 	// Read the template file
 	if (@file_get_contents("{$config['dir']['template']}/${templateFile}")) {
 		$body = $twig->render($templateFile, $options);
-		
 		if ($config['minify_html'] && preg_match('/\.html$/', $templateFile)) {
 			$body = trim(preg_replace("/[\t\r\n]/", '', $body));
 		}
-		
 		return $body;
 	} else {
 		throw new Exception("Template file '${templateFile}' does not exist or is empty in '{$config['dir']['template']}'!");
 	}
 }
 
+class Twig_Extensions_Extension_Tinyboard extends Twig\Extension\AbstractExtension
+{
+	/**
+	* Returns a list of filters to add to the existing list.
+	*
+	* @return array An array of filters
+	*/
+	public function getFilters()
+	{
+		return [
+			new Twig\TwigFilter('filesize', 'format_bytes'),
+			new Twig\TwigFilter('truncate', 'twig_truncate_filter'),
+			new Twig\TwigFilter('truncate_body', 'truncate'),
+			new Twig\TwigFilter('truncate_filename', 'twig_filename_truncate_filter'),
+			new Twig\TwigFilter('extension', 'twig_extension_filter'),
+			new Twig\TwigFilter('sprintf', 'sprintf'),
+			new Twig\TwigFilter('capcode', 'capcode'),
+			new Twig\TwigFilter('remove_modifiers', 'remove_modifiers'),
+			new Twig\TwigFilter('hasPermission', 'twig_hasPermission_filter'),
+			new Twig\TwigFilter('date', 'twig_date_filter'),
+			new Twig\TwigFilter('poster_id', 'poster_id'),
+			new Twig\TwigFilter('remove_whitespace', 'twig_remove_whitespace_filter'),
+			new Twig\TwigFilter('ago', 'ago'),
+			new Twig\TwigFilter('until', 'until'),
+			new Twig\TwigFilter('push', 'twig_push_filter'),
+			new Twig\TwigFilter('bidi_cleanup', 'bidi_cleanup'),
+			new Twig\TwigFilter('addslashes', 'addslashes'),
+		];
+	}
+
+	/**
+	* Returns a list of functions to add to the existing list.
+	*
+	* @return array An array of filters
+	*/
+	public function getFunctions()
+	{
+		return [
+			new Twig\TwigFunction('time', 'time'),
+			new Twig\TwigFunction('floor', 'floor'),
+			new Twig\TwigFunction('timezone', 'twig_timezone_function'),
+			new Twig\TwigFunction('hiddenInputs', 'hiddenInputs'),
+			new Twig\TwigFunction('hiddenInputsHash', 'hiddenInputsHash'),
+			new Twig\TwigFunction('ratio', 'twig_ratio_function'),
+			new Twig\TwigFunction('secure_link_confirm', 'twig_secure_link_confirm'),
+			new Twig\TwigFunction('secure_link', 'twig_secure_link'),
+			new Twig\TwigFunction('link_for', 'link_for')
+		];
+	}
+
+	/**
+	* Returns the name of the extension.
+	*
+	* @return string The extension name
+	*/
+	public function getName()
+	{
+		return 'tinyboard';
+	}
+}
+
+function twig_timezone_function() {
+	return 'Z';
+}
+
+function twig_push_filter($array, $value) {
+	array_push($array, $value);
+	return $array;
+}
+
+function twig_remove_whitespace_filter($data) {
+	return preg_replace('/[\t\r\n]/', '', $data);
+}
+
+function custom_strftime(string $format, $timestamp = null, ?string $locale = null): string
+{
+        if (null === $timestamp) {
+                $timestamp = new \DateTime;
+        }
+        elseif (is_numeric($timestamp)) {
+                $timestamp = date_create('@' . $timestamp);
+
+                if ($timestamp) {
+                        $timestamp->setTimezone(new \DateTimezone(date_default_timezone_get()));
+                }
+        }
+        elseif (is_string($timestamp)) {
+                $timestamp = date_create($timestamp);
+        }
+
+        if (!($timestamp instanceof \DateTimeInterface)) {
+                throw new \InvalidArgumentException('$timestamp argument is neither a valid UNIX timestamp, a valid date-time string or a DateTime object.');
+        }
+
+        $locale = substr((string) $locale, 0, 5);
+
+        $intl_formats = [
+                '%a' => 'EEE',  // An abbreviated textual representation of the day     Sun through Sat
+                '%A' => 'EEEE', // A full textual representation of the day     Sunday through Saturday
+                '%b' => 'MMM',  // Abbreviated month name, based on the locale  Jan through Dec
+                '%B' => 'MMMM', // Full month name, based on the locale January through December
+                '%h' => 'MMM',  // Abbreviated month name, based on the locale (an alias of %b) Jan through Dec
+        ];
+
+        $intl_formatter = function (\DateTimeInterface $timestamp, string $format) use ($intl_formats, $locale) {
+                $tz = $timestamp->getTimezone();
+                $date_type = \IntlDateFormatter::FULL;
+                $time_type = \IntlDateFormatter::FULL;
+                $pattern = '';
+
+                // %c = Preferred date and time stamp based on locale
+                // Example: Tue Feb 5 00:45:10 2009 for February 5, 2009 at 12:45:10 AM
+                if ($format == '%c') {
+                        $date_type = \IntlDateFormatter::LONG;
+                        $time_type = \IntlDateFormatter::SHORT;
+                }
+                // %x = Preferred date representation based on locale, without the time
+                // Example: 02/05/09 for February 5, 2009
+                elseif ($format == '%x') {
+                        $date_type = \IntlDateFormatter::SHORT;
+                        $time_type = \IntlDateFormatter::NONE;
+                }
+                // Localized time format
+                elseif ($format == '%X') {
+                        $date_type = \IntlDateFormatter::NONE;
+                        $time_type = \IntlDateFormatter::MEDIUM;
+                }
+                else {
+                        $pattern = $intl_formats[$format];
+                }
+
+                return (new \IntlDateFormatter($locale, $date_type, $time_type, $tz, null, $pattern))->format($timestamp);
+        };
+
+        // Same order as https://www.php.net/manual/en/function.strftime.php
+        $translation_table = [
+                // Day
+                '%a' => $intl_formatter,
+                '%A' => $intl_formatter,
+                '%d' => 'd',
+                '%e' => function ($timestamp) {
+                        return sprintf('% 2u', $timestamp->format('j'));
+                },
+                '%j' => function ($timestamp) {
+                        // Day number in year, 001 to 366
+                        return sprintf('%03d', $timestamp->format('z')+1);
+                },
+                '%u' => 'N',
+                '%w' => 'w',
+
+                // Week
+                '%U' => function ($timestamp) {
+                        // Number of weeks between date and first Sunday of year
+                        $day = new \DateTime(sprintf('%d-01 Sunday', $timestamp->format('Y')));
+                        return sprintf('%02u', 1 + ($timestamp->format('z') - $day->format('z')) / 7);
+                },
+                '%V' => 'W',
+                '%W' => function ($timestamp) {
+                        // Number of weeks between date and first Monday of year
+                        $day = new \DateTime(sprintf('%d-01 Monday', $timestamp->format('Y')));
+                        return sprintf('%02u', 1 + ($timestamp->format('z') - $day->format('z')) / 7);
+                },
+
+                // Month
+                '%b' => $intl_formatter,
+                '%B' => $intl_formatter,
+                '%h' => $intl_formatter,
+                '%m' => 'm',
+
+                // Year
+                '%C' => function ($timestamp) {
+                        // Century (-1): 19 for 20th century
+                        return floor($timestamp->format('Y') / 100);
+                },
+                '%g' => function ($timestamp) {
+                        return substr($timestamp->format('o'), -2);
+                },
+                '%G' => 'o',
+                '%y' => 'y',
+                '%Y' => 'Y',
+
+                // Time
+                '%H' => 'H',
+                '%k' => function ($timestamp) {
+                        return sprintf('% 2u', $timestamp->format('G'));
+                },
+                '%I' => 'h',
+                '%l' => function ($timestamp) {
+                        return sprintf('% 2u', $timestamp->format('g'));
+                },
+                '%M' => 'i',
+                '%p' => 'A', // AM PM (this is reversed on purpose!)
+                '%P' => 'a', // am pm
+                '%r' => 'h:i:s A', // %I:%M:%S %p
+                '%R' => 'H:i', // %H:%M
+                '%S' => 's',
+                '%T' => 'H:i:s', // %H:%M:%S
+                '%X' => $intl_formatter, // Preferred time representation based on locale, without the date
+
+                // Timezone
+                '%z' => 'O',
+                '%Z' => 'T',
+
+                // Time and Date Stamps
+                '%c' => $intl_formatter,
+                '%D' => 'm/d/Y',
+                '%F' => 'Y-m-d',
+                '%s' => 'U',
+                '%x' => $intl_formatter,
+        ];
+
+        $out = preg_replace_callback('/(?<!%)(%[a-zA-Z])/', function ($match) use ($translation_table, $timestamp) {
+                if ($match[1] == '%n') {
+                        return "\n";
+                }
+                elseif ($match[1] == '%t') {
+                        return "\t";
+                }
+
+                if (!isset($translation_table[$match[1]])) {
+                        throw new \InvalidArgumentException(sprintf('Format "%s" is unknown in time format', $match[1]));
+                }
+
+                $replace = $translation_table[$match[1]];
+
+                if (is_string($replace)) {
+                        return $timestamp->format($replace);
+                }
+                else {
+                        return $replace($timestamp, $match[1]);
+                }
+        }, $format);
+
+        $out = str_replace('%%', '%', $out);
+        return $out;
+}
+
+function twig_date_filter($date, $format) {
+        return custom_strftime($format, $date);
+}
+
+function twig_hasPermission_filter($mod, $permission, $board = null) {
+	return hasPermission($permission, $board, $mod);
+}
+
+function twig_extension_filter($value, $case_insensitive = true) {
+	$ext = mb_substr($value, mb_strrpos($value, '.') + 1);
+	if($case_insensitive)
+		$ext = mb_strtolower($ext);
+	return $ext;
+}
+
+function twig_sprintf_filter( $value, $var) {
+	return sprintf($value, $var);
+}
+
+function twig_truncate_filter($value, $length = 30, $preserve = false, $separator = '…') {
+	if (mb_strlen($value) > $length) {
+		if ($preserve) {
+			if (false !== ($breakpoint = mb_strpos($value, ' ', $length))) {
+				$length = $breakpoint;
+			}
+		}
+		return mb_substr($value, 0, $length) . $separator;
+	}
+	return $value;
+}
+
+function twig_filename_truncate_filter($value, $length = 30, $separator = '…') {
+	if (mb_strlen($value) > $length) {
+		$value = strrev($value);
+		$array = array_reverse(explode(".", $value, 2));
+		$array = array_map("strrev", $array);
+
+		$filename = &$array[0];
+		$extension = isset($array[1]) ? $array[1] : false;
+
+		$filename = mb_substr($filename, 0, $length - ($extension ? mb_strlen($extension) + 1 : 0)) . $separator;
+
+		return implode(".", $array);
+	}
+	return $value;
+}
+
+function twig_ratio_function($w, $h) {
+	return fraction($w, $h, ':');
+}
+function twig_secure_link_confirm($text, $title, $confirm_message, $href) {
+	global $config;
+
+	return '<a onclick="if (event.which==2) return true;if (confirm(\'' . htmlentities(addslashes($confirm_message)) . '\')) document.location=\'?/' . htmlspecialchars(addslashes($href . '/' . make_secure_link_token($href))) . '\';return false;" title="' . htmlentities($title) . '" href="?/' . $href . '">' . $text . '</a>';
+}
+function twig_secure_link($href) {
+	return $href . '/' . make_secure_link_token($href);
+}