fix: statisc

2026-08-10 03:53:10 +08:00
parent ad30453922
commit aad44bf52e
33 changed files with 1207 additions and 28 deletions
@@ -0,0 +1,114 @@
+<?php
+
+namespace App\Support;
+
+/**
+ * Lightweight UA → OS / browser fields for page-visit grouping.
+ */
+final class UserAgentParser
+{
+    /**
+     * @return array{os: string, os_version: string, browser: string, browser_version: string}
+     */
+    public static function parse(?string $ua): array
+    {
+        $ua = trim((string) $ua);
+        if ($ua === '') {
+            return [
+                'os' => 'Unknown',
+                'os_version' => '',
+                'browser' => 'Unknown',
+                'browser_version' => '',
+            ];
+        }
+
+        [$os, $osVersion] = self::parseOs($ua);
+        [$browser, $browserVersion] = self::parseBrowser($ua);
+
+        return [
+            'os' => $os,
+            'os_version' => $osVersion,
+            'browser' => $browser,
+            'browser_version' => $browserVersion,
+        ];
+    }
+
+    /**
+     * @return array{0: string, 1: string}
+     */
+    private static function parseOs(string $ua): array
+    {
+        if (preg_match('/iPhone OS (\d+)[._](\d+)(?:[._](\d+))?/i', $ua, $m)
+            || preg_match('/CPU OS (\d+)[._](\d+)(?:[._](\d+))?.*like Mac OS X/i', $ua, $m)) {
+            $ver = $m[1].'.'.$m[2].(isset($m[3]) && $m[3] !== '' ? '.'.$m[3] : '');
+
+            return ['iOS', $ver];
+        }
+        if (preg_match('/iPad.*OS (\d+)[._](\d+)/i', $ua, $m)) {
+            return ['iPadOS', $m[1].'.'.$m[2]];
+        }
+        if (preg_match('/Android (\d+(?:\.\d+){0,2})/i', $ua, $m)) {
+            return ['Android', $m[1]];
+        }
+        if (preg_match('/Windows NT (\d+\.\d+)/i', $ua, $m)) {
+            $map = [
+                '10.0' => '10/11',
+                '6.3' => '8.1',
+                '6.2' => '8',
+                '6.1' => '7',
+            ];
+
+            return ['Windows', $map[$m[1]] ?? $m[1]];
+        }
+        if (preg_match('/Mac OS X (\d+)[._](\d+)(?:[._](\d+))?/i', $ua, $m)) {
+            $ver = $m[1].'.'.$m[2].(isset($m[3]) && $m[3] !== '' ? '.'.$m[3] : '');
+
+            return ['macOS', $ver];
+        }
+        if (preg_match('/Linux/i', $ua)) {
+            return ['Linux', ''];
+        }
+
+        return ['Unknown', ''];
+    }
+
+    /**
+     * @return array{0: string, 1: string}
+     */
+    private static function parseBrowser(string $ua): array
+    {
+        // Order matters: more specific tokens first (iOS Chrome/Firefox/Edge before Safari).
+        $rules = [
+            ['CriOS', 'Chrome'],
+            ['Chrome', 'Chrome'],
+            ['EdgiOS', 'Edge'],
+            ['Edg/', 'Edge'],
+            ['FxiOS', 'Firefox'],
+            ['Firefox', 'Firefox'],
+            ['OPT/', 'Opera'],
+            ['OPiOS', 'Opera'],
+            ['Opera', 'Opera'],
+            ['SamsungBrowser', 'Samsung'],
+            ['UCBrowser', 'UC'],
+            ['Version/', 'Safari'], // Safari reports Version/x before Safari/
+            ['Safari', 'Safari'],
+        ];
+
+        foreach ($rules as [$token, $name]) {
+            if ($token === 'Version/' && ! preg_match('/Safari/i', $ua)) {
+                continue;
+            }
+            if ($token === 'Safari' && preg_match('/CriOS|FxiOS|EdgiOS|Chrome|Android/i', $ua)) {
+                continue;
+            }
+            $pattern = $token === 'Version/' || str_ends_with($token, '/')
+                ? '/'.preg_quote(rtrim($token, '/'), '/').'\/(\d+(?:\.\d+){0,2})/i'
+                : '/'.preg_quote($token, '/').'[\/\s]?(\d+(?:\.\d+){0,2})?/i';
+            if (preg_match($pattern, $ua, $m)) {
+                return [$name, $m[1] ?? ''];
+            }
+        }
+
+        return ['Unknown', ''];
+    }
+}