init

2026-01-16 15:49:34 +08:00
commit 550d3e1f42
380 changed files with 62024 additions and 0 deletions
@@ -0,0 +1,175 @@
+package helpers
+
+import (
+	"strings"
+
+	"github.com/goravel/framework/contracts/http"
+)
+
+// ParseUserAgent 解析User-Agent字符串，返回浏览器和操作系统信息
+func ParseUserAgent(userAgent string) (browser, os string) {
+	if userAgent == "" {
+		return "Unknown", "Unknown"
+	}
+
+	ua := strings.ToLower(userAgent)
+
+	// 解析浏览器
+	browser = parseBrowser(ua)
+
+	// 解析操作系统
+	os = parseOS(ua)
+
+	return browser, os
+}
+
+// parseBrowser 解析浏览器类型
+func parseBrowser(ua string) string {
+	// Chrome
+	if strings.Contains(ua, "chrome") && !strings.Contains(ua, "edg") && !strings.Contains(ua, "opr") {
+		// 提取Chrome版本
+		if idx := strings.Index(ua, "chrome/"); idx != -1 {
+			version := extractVersion(ua, idx+7)
+			return "Chrome " + version
+		}
+		return "Chrome"
+	}
+
+	// Edge
+	if strings.Contains(ua, "edg") {
+		if idx := strings.Index(ua, "edg/"); idx != -1 {
+			version := extractVersion(ua, idx+4)
+			return "Edge " + version
+		}
+		return "Edge"
+	}
+
+	// Firefox
+	if strings.Contains(ua, "firefox") {
+		if idx := strings.Index(ua, "firefox/"); idx != -1 {
+			version := extractVersion(ua, idx+8)
+			return "Firefox " + version
+		}
+		return "Firefox"
+	}
+
+	// Safari
+	if strings.Contains(ua, "safari") && !strings.Contains(ua, "chrome") {
+		if idx := strings.Index(ua, "version/"); idx != -1 {
+			version := extractVersion(ua, idx+8)
+			return "Safari " + version
+		}
+		return "Safari"
+	}
+
+	// Opera
+	if strings.Contains(ua, "opr") || strings.Contains(ua, "opera") {
+		if idx := strings.Index(ua, "opr/"); idx != -1 {
+			version := extractVersion(ua, idx+4)
+			return "Opera " + version
+		}
+		if idx := strings.Index(ua, "version/"); idx != -1 {
+			version := extractVersion(ua, idx+8)
+			return "Opera " + version
+		}
+		return "Opera"
+	}
+
+	// IE
+	if strings.Contains(ua, "msie") || strings.Contains(ua, "trident") {
+		if idx := strings.Index(ua, "msie "); idx != -1 {
+			version := extractVersion(ua, idx+5)
+			return "IE " + version
+		}
+		return "IE"
+	}
+
+	return "Unknown"
+}
+
+// parseOS 解析操作系统
+func parseOS(ua string) string {
+	// Windows
+	if strings.Contains(ua, "windows") {
+		if strings.Contains(ua, "windows nt 10.0") || strings.Contains(ua, "windows nt 6.3") {
+			return "Windows 10/11"
+		}
+		if strings.Contains(ua, "windows nt 6.2") {
+			return "Windows 8"
+		}
+		if strings.Contains(ua, "windows nt 6.1") {
+			return "Windows 7"
+		}
+		if strings.Contains(ua, "windows nt 6.0") {
+			return "Windows Vista"
+		}
+		if strings.Contains(ua, "windows nt 5.1") {
+			return "Windows XP"
+		}
+		return "Windows"
+	}
+
+	// macOS
+	if strings.Contains(ua, "mac os x") || strings.Contains(ua, "macintosh") {
+		if idx := strings.Index(ua, "mac os x "); idx != -1 {
+			version := extractVersion(ua, idx+9)
+			return "macOS " + version
+		}
+		return "macOS"
+	}
+
+	// iOS
+	if strings.Contains(ua, "iphone") || strings.Contains(ua, "ipad") || strings.Contains(ua, "ipod") {
+		if idx := strings.Index(ua, "os "); idx != -1 {
+			version := extractVersion(ua, idx+3)
+			version = strings.ReplaceAll(version, "_", ".")
+			return "iOS " + version
+		}
+		return "iOS"
+	}
+
+	// Android
+	if strings.Contains(ua, "android") {
+		if idx := strings.Index(ua, "android "); idx != -1 {
+			version := extractVersion(ua, idx+8)
+			return "Android " + version
+		}
+		return "Android"
+	}
+
+	// Linux
+	if strings.Contains(ua, "linux") {
+		return "Linux"
+	}
+
+	return "Unknown"
+}
+
+// extractVersion 从User-Agent字符串中提取版本号
+func extractVersion(ua string, startIdx int) string {
+	if startIdx >= len(ua) {
+		return ""
+	}
+
+	var version strings.Builder
+	for i := startIdx; i < len(ua); i++ {
+		c := ua[i]
+		if (c >= '0' && c <= '9') || c == '.' || c == '_' {
+			version.WriteByte(c)
+		} else {
+			break
+		}
+	}
+
+	result := version.String()
+	if len(result) > 10 {
+		return result[:10]
+	}
+	return result
+}
+
+// GetBrowserAndOS 从HTTP上下文获取浏览器和操作系统信息
+func GetBrowserAndOS(ctx http.Context) (browser, os string) {
+	userAgent := ctx.Request().Header("User-Agent", "")
+	return ParseUserAgent(userAgent)
+}