Flechazo
d8771caef2
Implement hunting AP and progress, event tasks, exchanges, games, stories and actions; connect battle and reward handling. Add CashShop plugin and installation, server purchases and entitlements, recharge rules and plugin version metadata. Distribute binary calendars independently; cache GameData in memory and fix single-connection query deadlocks. Improve automatic login and recovery diagnostics; document configuration and release flows.
86 lines
3.3 KiB
Go
86 lines
3.3 KiB
Go
package config
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import (
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"encoding/json"
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"errors"
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"fmt"
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"io"
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"os"
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"path/filepath"
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"regexp"
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"strings"
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)
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const ReleaseFileName = "versions.json"
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var (
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gameVersionPattern = regexp.MustCompile(`^[0-9]+\.[0-9]+\.[0-9]+$`)
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releaseVersionPattern = regexp.MustCompile(`^([0-9]+\.[0-9]+\.[0-9]+)\+(client|server)\.([0-9]+\.[0-9]+\.[0-9]+)$`)
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resourceVersionPattern = regexp.MustCompile(`^[0-9]{14}$`)
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)
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// ReleaseVersions separates the official game compatibility version from the
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// independently evolving client and server software release versions. The
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// release package carries the authoritative versions.json beside bd2client.
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type ReleaseVersions struct {
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GameVersion string `json:"game_version"`
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ClientVersion string `json:"client_version"`
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ServerVersion string `json:"server_version"`
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GameDataVersion string `json:"game_data_version"`
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BundleVersion string `json:"bundle_version"`
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SeedDirectory string `json:"seed_directory"`
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Plugins struct {
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LocalIdentity string `json:"local_identity"`
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CaptureEnvironment string `json:"capture_environment"`
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LoginUI string `json:"login_ui"`
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CashShop string `json:"cash_shop"`
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} `json:"plugins"`
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}
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func LoadReleaseVersions(path string) (ReleaseVersions, error) {
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data, err := os.ReadFile(filepath.Clean(path))
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if err != nil {
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return ReleaseVersions{}, fmt.Errorf("read client release versions: %w", err)
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}
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decoder := json.NewDecoder(strings.NewReader(string(data)))
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decoder.DisallowUnknownFields()
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var versions ReleaseVersions
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if err := decoder.Decode(&versions); err != nil {
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return ReleaseVersions{}, fmt.Errorf("decode client release versions: %w", err)
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}
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var trailing any
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if err := decoder.Decode(&trailing); !errors.Is(err, io.EOF) {
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return ReleaseVersions{}, errors.New("client release versions must contain exactly one JSON object")
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}
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if !gameVersionPattern.MatchString(versions.GameVersion) {
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return ReleaseVersions{}, fmt.Errorf("invalid game_version %q", versions.GameVersion)
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}
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if !validReleaseVersion(versions.ClientVersion, versions.GameVersion, "client") {
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return ReleaseVersions{}, fmt.Errorf("invalid client_version %q", versions.ClientVersion)
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}
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if !validReleaseVersion(versions.ServerVersion, versions.GameVersion, "server") {
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return ReleaseVersions{}, fmt.Errorf("invalid server_version %q", versions.ServerVersion)
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}
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if !resourceVersionPattern.MatchString(versions.BundleVersion) || !resourceVersionPattern.MatchString(versions.GameDataVersion) {
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return ReleaseVersions{}, errors.New("bundle_version and game_data_version must be 14-digit timestamps")
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}
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if versions.SeedDirectory == "" ||
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versions.Plugins.LocalIdentity == "" || versions.Plugins.LoginUI == "" || versions.Plugins.CaptureEnvironment == "" {
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return ReleaseVersions{}, errors.New("client release versions are incomplete")
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}
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return versions, nil
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}
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func validReleaseVersion(value, game, component string) bool {
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match := releaseVersionPattern.FindStringSubmatch(value)
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return len(match) == 4 && match[1] == game && match[2] == component
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}
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func ReleaseVersionsBesideExecutable() (ReleaseVersions, error) {
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executable, err := os.Executable()
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if err != nil {
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return ReleaseVersions{}, fmt.Errorf("locate bd2client executable: %w", err)
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}
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return LoadReleaseVersions(filepath.Join(filepath.Dir(executable), ReleaseFileName))
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}
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