161 lines
3.6 KiB
Go
161 lines
3.6 KiB
Go
package core
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import (
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"os"
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"strings"
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"time"
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"gopkg.in/yaml.v3"
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)
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// Config represents the application configuration.
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type Config struct {
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Server ServerConfig `yaml:"server"`
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Database DatabaseConfig `yaml:"database"`
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Storage StorageConfig `yaml:"storage"`
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OAuth OAuthConfig `yaml:"oauth"`
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Transcription TranscriptionConfig `yaml:"transcription"`
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Webhooks []WebhookConfig `yaml:"webhooks"`
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Channels ChannelsConfig `yaml:"channels"`
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}
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type ServerConfig struct {
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Host string `yaml:"host"`
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Port int `yaml:"port"`
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}
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type DatabaseConfig struct {
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Path string `yaml:"path"`
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}
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type StorageConfig struct {
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Path string `yaml:"path"`
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}
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type OAuthConfig struct {
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Issuer string `yaml:"issuer"`
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SigningKey string `yaml:"signing_key"`
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AccessTokenTTL time.Duration `yaml:"access_token_ttl"`
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Clients []OAuthClient `yaml:"clients"`
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}
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type OAuthClient struct {
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ID string `yaml:"id"`
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Secret string `yaml:"secret"`
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Scopes []string `yaml:"scopes"`
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}
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type TranscriptionConfig struct {
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Provider string `yaml:"provider"`
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APIKey string `yaml:"api_key"`
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Model string `yaml:"model"`
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}
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type WebhookConfig struct {
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URL string `yaml:"url"`
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Secret string `yaml:"secret"`
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Events []string `yaml:"events"`
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}
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type ChannelsConfig struct {
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Email *EmailChannelConfig `yaml:"email"`
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WhatsApp *WhatsAppChannelConfig `yaml:"whatsapp"`
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Signal *SignalChannelConfig `yaml:"signal"`
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}
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type EmailChannelConfig struct {
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Enabled bool `yaml:"enabled"`
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IMAP IMAPConfig `yaml:"imap"`
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SMTP SMTPConfig `yaml:"smtp"`
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}
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type IMAPConfig struct {
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Host string `yaml:"host"`
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Port int `yaml:"port"`
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Username string `yaml:"username"`
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Password string `yaml:"password"`
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TLS string `yaml:"tls"`
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}
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type SMTPConfig struct {
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Host string `yaml:"host"`
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Port int `yaml:"port"`
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Username string `yaml:"username"`
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Password string `yaml:"password"`
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TLS string `yaml:"tls"`
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}
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type WhatsAppChannelConfig struct {
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Enabled bool `yaml:"enabled"`
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DataDir string `yaml:"data_dir"`
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}
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type SignalChannelConfig struct {
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Enabled bool `yaml:"enabled"`
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APIURL string `yaml:"api_url"`
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Account string `yaml:"account"`
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}
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// LoadConfig reads and parses the configuration file.
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func LoadConfig(path string) (*Config, error) {
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data, err := os.ReadFile(path)
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if err != nil {
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return nil, err
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}
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// Expand environment variables with default value support (${VAR:-default})
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expanded := os.Expand(string(data), func(key string) string {
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// Handle ${VAR:-default} syntax
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if idx := strings.Index(key, ":-"); idx != -1 {
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envKey := key[:idx]
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defaultVal := key[idx+2:]
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if val := os.Getenv(envKey); val != "" {
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return val
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}
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return defaultVal
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}
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return os.Getenv(key)
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})
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var cfg Config
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if err := yaml.Unmarshal([]byte(expanded), &cfg); err != nil {
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return nil, err
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}
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// Set defaults
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if cfg.Server.Host == "" {
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cfg.Server.Host = "0.0.0.0"
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}
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if cfg.Server.Port == 0 {
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cfg.Server.Port = 8040
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}
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if cfg.Database.Path == "" {
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cfg.Database.Path = "./mc.db"
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}
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if cfg.Storage.Path == "" {
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cfg.Storage.Path = "./attachments"
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}
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if cfg.OAuth.AccessTokenTTL == 0 {
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cfg.OAuth.AccessTokenTTL = time.Hour
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}
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return &cfg, nil
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}
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// HasScope checks if a client has a specific scope.
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func (c *OAuthClient) HasScope(scope string) bool {
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for _, s := range c.Scopes {
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if s == scope || s == "admin" {
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return true
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}
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// Check wildcard (e.g., "messages:*" matches "messages:read")
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if strings.HasSuffix(s, ":*") {
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prefix := strings.TrimSuffix(s, "*")
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if strings.HasPrefix(scope, prefix) {
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return true
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}
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}
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}
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return false
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}
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