first commit

index.php

@@ -0,0 +1,108 @@
+<?php
+
+require_once __DIR__ . '/i18n.php';
+
+$configFile = __DIR__ . '/config.json';
+$config = file_exists($configFile) ? json_decode(file_get_contents($configFile), true) : [];
+
+if (json_last_error() !== JSON_ERROR_NONE) {
+    throw new RuntimeException('JSON syntax error: ' . json_last_error_msg());
+}
+
+Yii::init($config['default_language'] ?? 'ru');
+
+function getWeightedRandom($weights)
+{
+    if (empty($weights)) {
+        return '';
+    }
+
+    $totalWeight = array_sum($weights);
+    if ($totalWeight <= 0) {
+        $keys = array_keys($weights);
+        return (string)$keys[0];
+    }
+
+    $rand = (mt_rand() / mt_getrandmax()) * $totalWeight;
+    $current = 0.0;
+
+    foreach ($weights as $key => $weight) {
+        $current += (float)$weight;
+        if ($rand <= $current) {
+            return (string)$key;
+        }
+    }
+
+    $keys = array_keys($weights);
+    return (string)end($keys);
+}
+
+$get_params = $_GET;
+
+if (isset($config['utm']) && is_array($config['utm'])) {
+    foreach ($get_params as $key => $value) {
+        if (!isset($config['utm'][$key])) {
+            continue;
+        }
+
+        if (isset($config['utm'][$key]['weights'][$value])) {
+            continue;
+        }
+
+        if ($value !== 'rnd') {
+            unset($get_params[$key]);
+            continue;
+        }
+
+        $weights = $config['utm'][$key]['weights'] ?? [];
+        $get_params[$key] = getWeightedRandom($weights);
+    }
+
+    foreach ($config['utm'] as $key => $value) {
+        if (isset($get_params[$key])) {
+            continue;
+        }
+
+        $get_params[$key] = $config['utm'][$key]['default'];
+    }
+}
+
+$UTM = $get_params;
+$host = $config['host'] ?? ($_SERVER['HTTP_HOST'] ?? '');
+$apiHost = $host ? (preg_match('#^https?://#', $host) ? rtrim($host, '/') : 'https://' . rtrim($host, '/')) : '';
+
+$redirect_url_base = ($apiHost ? $apiHost : '') . '/public/upscale?id=';
+$redirect_url_utm = http_build_query($get_params);
+
+$assetsUriPrefix = $config['assetsUriPrefix'] ?? '';
+if ($assetsUriPrefix === '' && !is_dir(__DIR__ . '/images') && !empty($apiHost)) {
+    $assetsUriPrefix = $apiHost;
+}
+
+$fontsUrl = $config['fontsUrl'] ?? ($assetsUriPrefix ? $assetsUriPrefix . '/fonts' : 'fonts');
+$favicon = (object)[
+    'baseUrl' => $config['faviconUrl'] ?? ($assetsUriPrefix ? $assetsUriPrefix . '/favicon' : 'favicon')
+];
+$logoAltExt = $config['logoAltExt'] ?? 'svg';
+$spritePath = $config['spritePath'] ?? ($assetsUriPrefix ? $assetsUriPrefix . '/images/sprite.svg' : 'images/sprite.svg');
+$default_title = $config['title'] ?? 'Улучшение изображения';
+
+$indpic = isset($UTM['indpic']) && preg_match('/^[a-zA-Z0-9_-]+$/', (string)$UTM['indpic'])
+    ? (string)$UTM['indpic']
+    : ($config['utm']['indpic']['default'] ?? '2');
+
+function renderComponent(string $name, array $params = []): void
+{
+    global $assetsUriPrefix, $fontsUrl, $favicon, $logoAltExt, $spritePath, $UTM, $config, $indpic, $apiHost, $redirect_url_base, $redirect_url_utm;
+    extract($params, EXTR_SKIP);
+    $componentFile = __DIR__ . '/components/' . $name . '.php';
+    if (file_exists($componentFile)) {
+        require $componentFile;
+    }
+}
+
+require_once __DIR__ . '/template.php';
+?>
+<style>
+    <?= file_get_contents(__DIR__ . '/style.min.css'); ?>
+</style>