103 lines
2.6 KiB
Go

package context
import (
"regexp"
"strings"
"github.com/labstack/echo/v4"
"github.com/onsonr/sonr/internal/database/sessions"
"github.com/onsonr/sonr/pkg/common"
"github.com/segmentio/ksuid"
)
// InitSession initializes or loads an existing session
func (s *HTTPContext) InitSession() error {
sessionID := s.getOrCreateSessionID()
// Try to load existing session
var sess sessions.Session
result := s.db.Where("id = ?", sessionID).First(&sess)
if result.Error != nil {
// Create new session if not found
bn, bv, arch, plat, platVer, model := extractBrowserInfo(s.Context)
sess = sessions.Session{
ID: sessionID,
BrowserName: bn,
BrowserVersion: bv,
UserArchitecture: arch,
Platform: plat,
PlatformVersion: platVer,
DeviceModel: model,
}
if err := s.db.Create(&sess).Error; err != nil {
return err
}
}
s.sess = &sess
return nil
}
func (s *HTTPContext) getOrCreateSessionID() string {
if ok := common.CookieExists(s.Context, common.SessionID); !ok {
sessionID := ksuid.New().String()
common.WriteCookie(s.Context, common.SessionID, sessionID)
return sessionID
}
sessionID, err := common.ReadCookie(s.Context, common.SessionID)
if err != nil {
sessionID = ksuid.New().String()
common.WriteCookie(s.Context, common.SessionID, sessionID)
}
return sessionID
}
func extractBrowserInfo(c echo.Context) (string, string, string, string, string, string) {
// Extract all relevant headers
browserName := common.HeaderRead(c, common.UserAgent)
arch := common.HeaderRead(c, common.Architecture)
platform := common.HeaderRead(c, common.Platform)
platformVer := common.HeaderRead(c, common.PlatformVersion)
model := common.HeaderRead(c, common.Model)
fullVersionList := common.HeaderRead(c, common.FullVersionList)
// Default values if headers are empty
if browserName == "" {
browserName = "N/A"
}
if arch == "" {
arch = "unknown"
}
if platform == "" {
platform = "unknown"
}
if platformVer == "" {
platformVer = "unknown"
}
if model == "" {
model = "unknown"
}
// Extract browser version from full version list
version := "-1"
if fullVersionList != "" {
entries := strings.Split(strings.TrimSpace(fullVersionList), ",")
for _, entry := range entries {
entry = strings.TrimSpace(entry)
re := regexp.MustCompile(`"([^"]+)";v="([^"]+)"`)
matches := re.FindStringSubmatch(entry)
if len(matches) == 3 {
browserName = matches[1]
version = matches[2]
if browserName != "Not.A/Brand" &&
browserName != "Chromium" {
break
}
}
}
}
return browserName, version, arch, platform, platformVer, model
}