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index.php
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index.php
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<?php
/**
* Arcane 19.08.4 Microframework
* Copyright 2017-2019 Joshua Britt
* https://github.com/MEDIA76/arcane
* Released under the MIT License
**/
$define['DIR'] = [
'HELPERS' => '/helpers/',
'IMAGES' => '/images/',
'LAYOUTS' => '/layouts/',
'LOCALES' => '/locales/',
'PAGES' => '/pages/',
'SCRIPTS' => '/scripts/',
'STYLES' => '/styles/'
];
$define['SET'] = [
'ERRORS' => false,
'INDEX' => 'index',
'LAYOUT' => 'default',
'LOCALE' => null,
'MINIFY' => true
];
function env($variable, $default = null) {
$variable = getenv($variable) ?: $default;
if(in_array($variable, ['true', 'false', 'null'])) {
return json_decode($variable);
}
return $variable;
}
function path($locator = null, $actual = false) {
if(is_null($locator)) {
return str_replace('//', '/', '/' . implode(URI, '/') . '/');
} else if(is_int($locator)) {
return URI[$locator] ?? null;
} else {
$prepend = $actual ? APP['DIR'] : APP['ROOT'];
if(is_array($locator)) {
list($define, $locator) = [$locator[0], $locator[1] ?? null];
if(!is_null($define)) {
$define = DIR[strtoupper($define)];
if(isset($define) && !empty($define)) {
$prepend = "{$prepend}{$define}";
}
}
}
if(!strpos($locator, '.')) {
if(defined('LOCALE') && !$actual) {
$locator = LOCALE['URI'] . "/{$locator}";
}
if(!strpos($locator, '?')) {
$locator = "{$locator}/";
}
}
$locator = "{$prepend}/{$locator}";
$locator = preg_replace("#(^|[^:])//+#", "\\1/", $locator);
return $locator;
}
}
function relay($define, $content) {
if(is_callable($content)) {
ob_start();
$content();
$content = ob_get_clean();
}
define(strtoupper($define), $content);
}
function scribe($string, $return = true) {
if(defined('TRANSCRIPT')) {
if(array_key_exists($string, TRANSCRIPT)) {
return TRANSCRIPT[$string];
}
}
if(!is_bool($return)) {
$string = $return;
} else if(!$return) {
$string = null;
}
return $string;
}
(function() use($define) {
define('__ROOT__', $_SERVER['DOCUMENT_ROOT']);
define('APP', [
'DIR' => __DIR__,
'ROOT' => substr(__DIR__ . '/', strlen(realpath(__ROOT__))),
'URI' => $_SERVER['REQUEST_URI']
]);
if(file_exists('.env')) {
foreach(array_filter(array_map('trim', file('.env'))) as $env) {
if(substr($env, 0, 1) != '#') {
putenv(str_replace(' ', '', $env));
}
}
if(file_exists('.gitignore')) {
$gitignore = array_filter(array_map('trim', file('.gitignore')));
if(!in_array('.env', $gitignore) && !in_array('*', $gitignore)) {
file_put_contents('.gitignore', "\n.env", FILE_APPEND);
}
}
}
if(!file_exists('.htaccess')) {
$htaccess = implode("\n", [
'<IfModule mod_rewrite.c>',
' RewriteEngine On',
' RewriteCond %{REQUEST_URI} !(/$|\.|^$)',
' RewriteRule ^(.*)$ %{REQUEST_URI}/ [L,R=301]',
' RewriteCond %{REQUEST_FILENAME} !-f',
' RewriteRule . index.php [L]',
' RewriteCond %{REQUEST_FILENAME} -d',
' RewriteRule . index.php [L]',
'</IfModule>'
]);
file_put_contents('.htaccess', $htaccess);
}
foreach($define as $constant => $array) {
foreach($array as $key => $default) {
$array[$key] = env("{$constant}_{$key}", $default);
}
define($constant, $array);
}
foreach(DIR as $type => $path) {
$path = trim($path, '/') . '/';
if(!is_dir($path) && !empty($path)) {
mkdir($path, 0777, true);
if($type === 'PAGES') {
$html = implode("\n", [
'<html>',
' <body>',
' <h1>Hello, world!</h1>',
' </body>',
'</html>'
]);
file_put_contents($path . SET['INDEX'] . '.php', $html);
}
}
}
})();
(function() {
$directory = rtrim(path(DIR['LOCALES'], true), '/');
foreach(glob("{$directory}/*/*[-+]*.json") as $locale) {
$tag = basename($locale, '.json');
$major = basename(dirname($locale));
$minor = trim(preg_replace("/{$major}/", "", $tag, 1), '+-');
if(ctype_alpha($minor)) {
$uri = "/{$major}/";
$files = [
dirname($locale, 2) . "/{$minor}.json",
dirname($locale) . "/{$major}.json",
$locale
];
switch(substr($tag, 3)) {
case $major:
list($language, $country) = [$minor, $major];
break;
case $minor:
list($language, $country) = [$major, $minor];
break;
}
if(strpos($locale, '+')) {
$minor = null;
} else {
$uri = "{$uri}{$minor}/";
}
$locales[$major][$minor] = [
'CODE' => "{$language}-{$country}",
'COUNTRY' => $country,
'FILES' => $files,
'LANGUAGE' => $language,
'URI' => $uri,
];
}
}
define('LOCALES', $locales ?? []);
})();
(function() {
$uri = explode('/', strtok(APP['URI'], '?'));
$uri = array_filter(array_diff($uri, explode('/', APP['ROOT'])));
if(!empty($uri)) {
$uri = array_filter(array_merge([''], $uri));
if(array_key_exists($uri[1], LOCALES)) {
if(isset($uri[2]) && array_key_exists($uri[2], LOCALES[$uri[1]])) {
$locale = LOCALES[$uri[1]][$uri[2]];
array_splice($uri, 0, 2);
} else if(array_key_exists(null, LOCALES[$uri[1]])) {
$locale = LOCALES[$uri[1]][null];
array_splice($uri, 0, 1);
}
}
if(isset($locale)) {
define('LOCALE', $locale);
}
if(!empty($uri)) {
$uri = array_filter(array_merge([''], $uri));
}
}
define('URI', $uri);
if(defined('LOCALE')) {
foreach(LOCALE['FILES'] as $file) {
if(file_exists($file)) {
$file = json_decode(file_get_contents($file), true) ?? [];
$transcript = $file + ($transcript ?? []);
}
}
define('TRANSCRIPT', $transcript);
} else if(!empty(SET['LOCALE'])) {
$request = $_SERVER['HTTP_ACCEPT_LANGUAGE'];
$default = str_replace('+', '-', SET['LOCALE']);
$uri = implode(URI, '/');
preg_match_all("/[a-z]{2}-[a-z]{2}/i", $request, $request);
foreach(array_merge(reset($request), [$default]) as $locale) {
foreach(LOCALES as $locales) {
$code = preg_grep("/{$locale}/i", array_column($locales, 'CODE'));
if(!empty($code)) {
$code = array_values($locales)[key($code)];
header('Location: ' . path($code['URI'] . $uri));
exit;
}
}
}
}
})();
(function() {
$path = URI;
ini_set('display_errors', SET['ERRORS'] ? 1 : 0);
if(SET['ERRORS']) {
error_reporting(E_ALL);
} else {
error_reporting(E_ALL & ~(E_NOTICE|E_DEPRECATED));
}
do {
$page = path(DIR['PAGES'], true) . implode('/', $path) . '.php';
if(!is_file($page) && is_dir(substr($page, 0, -4) . '/')) {
$page = rtrim(str_replace('.php', '', $page), '/');
$page = "$page/" . SET['INDEX'] . '.php';
}
if(is_file($page) && end($path) !== SET['INDEX']) {
define('PAGEFILE', $page);
break;
} else if(empty($path)) {
exit;
}
array_pop($path);
} while(true);
define('PATH', $path);
})();
(function() {
$directory = trim(str_replace([APP['DIR'], '.php'], '', PAGEFILE), '/');
do {
$paths[] = $directory;
$directory = dirname($directory);
} while($directory != '.');
define('PATHS', array_filter(array_merge([''], array_reverse($paths))));
foreach(PATHS as $directory) {
$directory = trim(DIR['HELPERS'], '/') . strstr($directory, '/');
if(is_dir($directory = path($directory, true))) {
foreach(glob("{$directory}/*.php") as $helper) {
$helpers[basename($helper, '.php')] = include($helper);
}
}
}
$GLOBALS['helpers'] = $helpers ?? [];
})();
(function() {
$path = PATH;
if(defined('PAGEFILE')) {
relay('CONTENT', function() {
extract($GLOBALS['helpers']);
require PAGEFILE;
});
}
if(defined('ROUTE')) {
$facade = array_diff_assoc(URI, $path);
foreach(ROUTE as $route) {
if(count($route) === count($facade)) {
foreach(array_values($facade) as $increment => $segment) {
if(is_array($route[$increment])) {
if(!in_array($segment, $route[$increment])) {
break;
}
} else if($route[$increment] !== $segment) {
break;
}
if(end($facade) === $segment) {
$path = $path + $facade;
break 2;
}
}
}
}
}
if(array_diff(URI, $path)) {
header('Location: ' . path(implode('/', $path)));
exit;
} else {
if(defined('REDIRECT')) {
if(!array_key_exists('host', parse_url(REDIRECT))) {
$redirect = path(REDIRECT);
}
header('Location: ' . ($redirect ?? REDIRECT));
exit;
}
if(defined('LAYOUT') || !empty(SET['LAYOUT'])) {
$layout = defined('LAYOUT') ? LAYOUT : SET['LAYOUT'];
$layout = path(DIR['LAYOUTS'] . "/{$layout}.php", true);
if(file_exists($layout)) {
define('LAYOUTFILE', $layout);
foreach([
'js' => 'SCRIPTS',
'css' => 'STYLES'
] as $extension => $constant) {
$assets = array_merge([
(defined('LAYOUT') ? LAYOUT : SET['LAYOUT']) . ".{$extension}"
], preg_filter("/$/", ".{$extension}", PATHS));
relay($constant, function() use($assets, $constant) {
$html = [
'SCRIPTS' => '<script src="%s"></script>',
'STYLES' => '<link href="%s" rel="stylesheet" />'
];
foreach($assets as $asset) {
$asset = path([$constant, $asset], true);
if(file_exists($asset)) {
$asset = "{$asset}?m=" . filemtime($asset);
$asset = str_replace(__ROOT__, '', $asset);
echo sprintf($html[$constant], $asset);
}
}
});
}
}
}
}
})();
(function() {
ob_start(function($content) {
if(SET['MINIFY']) {
$minify = [
"/\>\h+$/m" => ">",
"/\>[^\S ]+/m" => ">",
"/^\h+\</m" => "<",
"/[^\S ]+\</m" => "<",
"/\>\s{2,}\</" => "><",
"/\<\!--.*?-->/" => ""
];
return preg_replace(array_keys($minify), $minify, $content);
} else {
return $content;
}
});
if(defined('LAYOUTFILE')) {
extract($GLOBALS['helpers']);
require LAYOUTFILE;
} else {
echo CONTENT;
}
ob_end_flush();
})();
?>