Add email translation, add part of french translations

Admin translation from @Killianbe, Email translation from
@Cornichon420. French is currently not functional, a few things are
missing which i'm waiting on.

api.go

@@ -455,7 +455,7 @@ func (app *appContext) DeleteUser(gc *gin.Context) {
 						app.err.Printf("%s: Failed to send to %s", userID, address)
 						app.debug.Printf("%s: Error: %s", userID, err)
 					} else {
-						app.info.Printf("%s: Sent invite email to %s", userID, address)
+						app.info.Printf("%s: Sent deletion email to %s", userID, address)
 					}
 				}(userID, req.Reason, addr.(string))
 			}
@@ -1176,7 +1176,7 @@ func (app *appContext) ModifyConfig(gc *gin.Context) {
 							break
 						}
 					}
-				} else {
+				} else if value.(string) != app.config.Section(section).Key(setting).MustString("") {
 					tempConfig.Section(section).Key(setting).SetValue(value.(string))
 				}
 			}

config.go

@@ -52,7 +52,7 @@ func (app *appContext) loadConfig() error {
 			key.SetValue(key.MustString(filepath.Join(app.dataPath, (key.Name() + ".json"))))
 		}
 	}
-	for _, key := range []string{"user_configuration", "user_displayprefs", "user_profiles", "ombi_template"} {
+	for _, key := range []string{"user_configuration", "user_displayprefs", "user_profiles", "ombi_template", "invites", "emails", "user_template"} {
 		// if app.config.Section("files").Key(key).MustString("") == "" {
 		// 	key.SetValue(filepath.Join(app.data_path, (key.Name() + ".json")))
 		// }
@@ -80,8 +80,6 @@ func (app *appContext) loadConfig() error {
 	app.config.Section("jellyfin").Key("device").SetValue("jfa-go")
 	app.config.Section("jellyfin").Key("device_id").SetValue(fmt.Sprintf("jfa-go-%s-%s", VERSION, COMMIT))
 
-	app.email = NewEmailer(app)
-
 	substituteStrings = app.config.Section("jellyfin").Key("substitute_jellyfin_strings").MustString("")
 
 	oldFormLang := app.config.Section("ui").Key("language").MustString("")
@@ -93,6 +91,9 @@ func (app *appContext) loadConfig() error {
 		app.storage.lang.chosenFormLang = newFormLang
 	}
 	app.storage.lang.chosenAdminLang = app.config.Section("ui").Key("language-admin").MustString("en-us")
+	app.storage.lang.chosenEmailLang = app.config.Section("email").Key("language").MustString("en-us")
+
+	app.email = NewEmailer(app)
 
 	return nil
 }

config/config-base.json

@@ -277,6 +277,18 @@
                 "description": "General email settings. Ignore if not using email features."
             },
             "settings": {
+                "language": {
+                    "name": "Email Language",
+                    "required": false,
+                    "requires_restart": false,
+                    "depends_true": "method",
+                    "type": "select",
+                    "options": [
+                        "en-us"
+                    ],
+                    "value": "en-us",
+                    "description": "Default email language. Submit a PR on github if you'd like to translate."
+                },
                 "no_username": {
                     "name": "Use email addresses as username",
                     "required": false,

email.go

@@ -73,6 +73,8 @@ func (sm *SMTP) send(address, fromName, fromAddr string, email *Email) error {
 // Emailer contains the email sender, email content, and methods to construct message content.
 type Emailer struct {
 	fromAddr, fromName string
+	lang               *EmailLang
+	cLang              string
 	sender             emailClient
 }
 
@@ -108,6 +110,8 @@ func NewEmailer(app *appContext) *Emailer {
 	emailer := &Emailer{
 		fromAddr: app.config.Section("email").Key("address").String(),
 		fromName: app.config.Section("email").Key("from").String(),
+		lang:     &(app.storage.lang.Email),
+		cLang:    app.storage.lang.chosenEmailLang,
 	}
 	method := app.config.Section("email").Key("method").String()
 	if method == "smtp" {
@@ -153,8 +157,9 @@ func (emailer *Emailer) NewSMTP(server string, port int, username, password stri
 }
 
 func (emailer *Emailer) constructInvite(code string, invite Invite, app *appContext) (*Email, error) {
+	lang := emailer.cLang
 	email := &Email{
-		subject: app.config.Section("invite_emails").Key("subject").String(),
+		subject: app.config.Section("invite_emails").Key("subject").MustString(emailer.lang.get(lang, "inviteEmail", "title")),
 	}
 	expiry := invite.ValidTill
 	d, t, expiresIn := emailer.formatExpiry(expiry, false, app.datePattern, app.timePattern)
@@ -170,11 +175,13 @@ func (emailer *Emailer) constructInvite(code string, invite Invite, app *appCont
 		}
 		var tplData bytes.Buffer
 		err = tpl.Execute(&tplData, map[string]string{
-			"expiry_date": d,
+			"hello":              emailer.lang.get(lang, "inviteEmail", "hello"),
-			"expiry_time": t,
+			"youHaveBeenInvited": emailer.lang.get(lang, "inviteEmail", "youHaveBeenInvited"),
-			"expires_in":  expiresIn,
+			"toJoin":             emailer.lang.get(lang, "inviteEmail", "toJoin"),
-			"invite_link": inviteLink,
+			"inviteExpiry":       emailer.lang.format(lang, "inviteEmail", "inviteExpiry", d, t, expiresIn),
-			"message":     message,
+			"linkButton":         emailer.lang.get(lang, "inviteEmail", "linkButton"),
+			"invite_link":        inviteLink,
+			"message":            message,
 		})
 		if err != nil {
 			return nil, err
@@ -189,8 +196,9 @@ func (emailer *Emailer) constructInvite(code string, invite Invite, app *appCont
 }
 
 func (emailer *Emailer) constructExpiry(code string, invite Invite, app *appContext) (*Email, error) {
+	lang := emailer.cLang
 	email := &Email{
-		subject: "Notice: Invite expired",
+		subject: emailer.lang.get(lang, "inviteExpiry", "title"),
 	}
 	expiry := app.formatDatetime(invite.ValidTill)
 	for _, key := range []string{"html", "text"} {
@@ -201,8 +209,9 @@ func (emailer *Emailer) constructExpiry(code string, invite Invite, app *appCont
 		}
 		var tplData bytes.Buffer
 		err = tpl.Execute(&tplData, map[string]string{
-			"code":   code,
+			"inviteExpired":      emailer.lang.get(lang, "inviteExpiry", "inviteExpired"),
-			"expiry": expiry,
+			"expiredAt":          emailer.lang.format(lang, "inviteExpiry", "expiredAt", "\""+code+"\"", expiry),
+			"notificationNotice": emailer.lang.get(lang, "inviteExpiry", "notificationNotice"),
 		})
 		if err != nil {
 			return nil, err
@@ -217,8 +226,9 @@ func (emailer *Emailer) constructExpiry(code string, invite Invite, app *appCont
 }
 
 func (emailer *Emailer) constructCreated(code, username, address string, invite Invite, app *appContext) (*Email, error) {
+	lang := emailer.cLang
 	email := &Email{
-		subject: "Notice: User created",
+		subject: emailer.lang.get(lang, "userCreated", "title"),
 	}
 	created := app.formatDatetime(invite.Created)
 	var tplAddress string
@@ -235,10 +245,14 @@ func (emailer *Emailer) constructCreated(code, username, address string, invite
 		}
 		var tplData bytes.Buffer
 		err = tpl.Execute(&tplData, map[string]string{
-			"code":     code,
+			"aUserWasCreated":    emailer.lang.format(lang, "userCreated", "aUserWasCreated", "\""+code+"\""),
-			"username": username,
+			"name":               emailer.lang.get(lang, "userCreated", "name"),
-			"address":  tplAddress,
+			"address":            emailer.lang.get(lang, "userCreated", "emailAddress"),
-			"time":     created,
+			"time":               emailer.lang.get(lang, "userCreated", "time"),
+			"nameVal":            username,
+			"addressVal":         tplAddress,
+			"timeVal":            created,
+			"notificationNotice": emailer.lang.get(lang, "userCreated", "notificationNotice"),
 		})
 		if err != nil {
 			return nil, err
@@ -253,8 +267,9 @@ func (emailer *Emailer) constructCreated(code, username, address string, invite
 }
 
 func (emailer *Emailer) constructReset(pwr PasswordReset, app *appContext) (*Email, error) {
+	lang := emailer.cLang
 	email := &Email{
-		subject: app.config.Section("password_resets").Key("subject").MustString("Password reset - Jellyfin"),
+		subject: emailer.lang.get(lang, "passwordReset", "title"),
 	}
 	d, t, expiresIn := emailer.formatExpiry(pwr.Expiry, true, app.datePattern, app.timePattern)
 	message := app.config.Section("email").Key("message").String()
@@ -266,12 +281,14 @@ func (emailer *Emailer) constructReset(pwr PasswordReset, app *appContext) (*Ema
 		}
 		var tplData bytes.Buffer
 		err = tpl.Execute(&tplData, map[string]string{
-			"username":    pwr.Username,
+			"helloUser":                emailer.lang.format(lang, "passwordReset", "helloUser", pwr.Username),
-			"expiry_date": d,
+			"someoneHasRequestedReset": emailer.lang.get(lang, "passwordReset", "someoneHasRequestedReset"),
-			"expiry_time": t,
+			"ifItWasYou":               emailer.lang.get(lang, "passwordReset", "ifItWasYou"),
-			"expires_in":  expiresIn,
+			"codeExpiry":               emailer.lang.format(lang, "passwordReset", "codeExpiry", d, t, expiresIn),
-			"pin":         pwr.Pin,
+			"ifItWasNotYou":            emailer.lang.get(lang, "passwordReset", "ifItWasNotYou"),
-			"message":     message,
+			"pin":                      emailer.lang.get(lang, "passwordReset", "pin"),
+			"pinVal":                   pwr.Pin,
+			"message":                  message,
 		})
 		if err != nil {
 			return nil, err
@@ -286,8 +303,9 @@ func (emailer *Emailer) constructReset(pwr PasswordReset, app *appContext) (*Ema
 }
 
 func (emailer *Emailer) constructDeleted(reason string, app *appContext) (*Email, error) {
+	lang := emailer.cLang
 	email := &Email{
-		subject: app.config.Section("deletion").Key("subject").MustString("Your account was deleted - Jellyfin"),
+		subject: emailer.lang.get(lang, "userDeleted", "title"),
 	}
 	for _, key := range []string{"html", "text"} {
 		fpath := app.config.Section("deletion").Key("email_" + key).String()
@@ -297,7 +315,9 @@ func (emailer *Emailer) constructDeleted(reason string, app *appContext) (*Email
 		}
 		var tplData bytes.Buffer
 		err = tpl.Execute(&tplData, map[string]string{
-			"reason": reason,
+			"yourAccountWasDeleted": emailer.lang.get(lang, "userDeleted", "yourAccountWasDeleted"),
+			"reason":                emailer.lang.get(lang, "userDeleted", "reason"),
+			"reasonVal":             reason,
 		})
 		if err != nil {
 			return nil, err

lang/admin/fr-fr.json

@@ -0,0 +1,78 @@
+{
+    "meta": {
+        "name": "Francais (FR)",
+        "author": "https://github.com/Killianbe"
+    },
+    "strings": {
+        "invites": "Invite",
+        "accounts": "Comptes",
+        "settings": "Reglages",
+        "theme": "Thème",
+        "inviteDays": "Jours",
+        "inviteHours": "Heures",
+        "inviteMinutes": "Minutes",
+        "inviteNumberOfUses": "Nombre d'utilisateur",
+        "warning": "Attention",
+        "inviteInfiniteUsesWarning": "les invitations infinies peuvent être utilisées abusivement",
+        "inviteSendToEmail": "Envoyer à",
+        "login": "S'identifier",
+        "logout": "Se déconecter",
+        "create": "Créer",
+        "apply": "Appliquer",
+        "delete": "Effacer",
+        "submit": "Soumettre",
+        "name": "Nom",
+        "username": "Nom d'utilisateur",
+        "password": "Mot de passe",
+        "emailAddress": "Addresse Email",
+        "lastActiveTime": "Dernière activité",
+        "from": "De",
+        "user": "Utilisateur",
+        "aboutProgram": "A propros",
+        "version": "Version",
+        "commitNoun": "Commettre",
+        "newUser": "Nouvel utilisateur",
+        "profile": "Profil",
+        "modifySettings": "Modifier les paramètres",
+        "modifySettingsDescription": "Appliquez les paramètres à partir d'un profil existant ou obtenez-les directement auprès d'un utilisateur.",
+        "applyHomescreenLayout": "Appliquer la disposition de l'écran d'accueil",
+        "sendDeleteNotificationEmail": "Envoyer un e-mail de notification ",
+        "sendDeleteNotifiationExample": "Votre compte a été supprimé. ",
+        "settingsRestartRequired": "Redémarrage nécessaire ",
+        "settingsRestartRequiredDescription": "Un redémarrage est nécessaire pour appliquer certains paramètres que vous avez modifiés. Redémarrer maintenant ou plus tard?",
+        "settingsApplyRestartLater": "Appliquer, redémarrer plus tard ",
+        "settingsApplyRestartNow": "Appliquer et redémarrer ",
+        "settingsApplied": "Paramètres appliqués.",
+        "settingsRefreshPage": "Actualisez la page dans quelques secondes ",
+        "settingsRequiredOrRestartMessage": "Remarque: {n} indique un champ obligatoire, {n} indique que les modifications nécessitent un redémarrage. ",
+        "settingsSave": "Sauver",
+        "ombiUserDefaults": "Paramètres par défaut de l'utilisateur Ombi",
+        "ombiUserDefaultsDescription": "Créez un utilisateur Ombi et configurez-le, puis sélectionnez-le ci-dessous. Ses paramètres / autorisations seront stockés et appliqués aux nouveaux utilisateurs Ombi créés par jfa-go ",
+        "userProfiles": "Profils d'utilisateurs",
+        "userProfilesDescription": "Les profils sont appliqués aux utilisateurs lorsqu'ils créent un compte. Un profil inclut les droits d'accès à la bibliothèque et la disposition de l'écran d'accueil. ",
+        "userProfilesIsDefault": "Défaut",
+        "userProfilesLibraries": "Bibliothèques",
+        "addProfile": "Ajouter un profil",
+        "addProfileDescription": "Créez un utilisateur Jellyfin et configurez-le, puis sélectionnez-le ci-dessous. Lorsque ce profil est appliqué à une invitation, de nouveaux utilisateurs seront créés avec les paramètres. ",
+        "addProfileNameOf": "Nom de profil",
+        "addProfileStoreHomescreenLayout": "Enregistrer la disposition de l'écran d'accueil"
+    },
+    "quantityStrings": {
+        "modifySettingsFor": {
+            "singular": "Modifier les paramètres pour {n} utilisateur",
+            "plural": "Modifier les paramètres pour {n} utilisateurs"
+        },
+        "deleteNUsers": {
+            "singular": "Supprimer {n} utilisateur",
+            "plural": "Supprimer {n} utilisateurs"
+        },
+        "addUser": {
+            "singular": "Ajouter un utilisateur",
+            "plural": "Ajouter des utilisateurs"
+        },
+        "deleteUser": {
+            "singular": "Supprimer l'utilisateur",
+            "plural": "Supprimer les utilisateurs"
+        }
+    }
+}

lang/email/en-us.json

@@ -0,0 +1,41 @@
+{
+    "meta": {
+        "name": "English (US)"
+    },
+    "userCreated": {
+        "title": "Notice: User created",
+        "aUserWasCreated": "A user was created using code {n}.",
+        "name": "Name",
+        "emailAddress": "Address",
+        "time": "Time",
+        "notificationNotice": "Note: Notification emails can be toggled on the admin dashboard."
+    },
+    "inviteExpiry": {
+        "title": "Notice: Invite expired",
+        "inviteExpired": "Invite expired.",
+        "expiredAt": "Code {n} expired at {n}.",
+        "notificationNotice": "Note: Notification emails can be toggled on the admin dashboard."
+    },
+    "passwordReset": {
+        "title": "Password reset requested - Jellyfin",
+        "helloUser": "Hi {n},",
+        "someoneHasRequestedReset": "Someone has recently requested a password reset on Jellyfin.",
+        "ifItWasYou": "If this was you, enter the pin below into the prompt.",
+        "codeExpiry": "The code will expire on {n}, at {n} UTC, which is in {n}.",
+        "ifItWasNotYou": "If this wasn't you, please ignore this email.",
+        "pin": "PIN"
+    },
+    "userDeleted": {
+        "title": "Your account was deleted - Jellyfin",
+        "yourAccountWasDeleted": "Your Jellyfin account was deleted.",
+        "reason": "Reason"
+    },
+    "inviteEmail": {
+        "title": "Invite - Jellyfin",
+        "hello": "Hi",
+        "youHaveBeenInvited": "You've been invited to Jellyfin.",
+        "toJoin": "To join, follow the below link.",
+        "inviteExpiry": "This invite will expire on {n}, at {n}, which is in {n}, so act quick.",
+        "linkButton": "Setup your account"
+    }
+}

lang/email/fr-fr.json

@@ -0,0 +1,32 @@
+{
+    "meta": {
+        "name": "Francais (FR)",
+        "author": "https://github.com/Cornichon420"
+    },
+    "userCreated": {
+        "aUserWasCreated": "Un utilisateur a été créé avec ce code {n}",
+        "name": "Nom",
+        "emailAddress": "Adresse",
+        "time": "Date",
+        "notificationNotice": ""
+    },
+    "passwordReset": {
+        "helloUser": "Salut {n},",
+        "someoneHasRequestedReset": "Quelqu'un vient de demander une réinitialisation du mot de passe via Jellyfin.",
+        "ifItWasYou": "Si c'était bien toi, renseigne le code PIN en dessous.",
+        "codeExpiry": "Ce code expirera le {n}, à {n} UTC, soit dans {n}.",
+        "ifItWasNotYou": "Si ce n'était pas toi, tu peux ignorer ce mail.",
+        "pin": "PIN"
+    },
+    "userDeleted": {
+        "yourAccountWasDeleted": "Ton compte Jellyfin a été supprimé.",
+        "reason": "Motif"
+    },
+    "inviteEmail": {
+        "hello": "Salut",
+        "youHaveBeenInvited": "Tu a été invité à rejoindre Jellyfin.",
+        "toJoin": "Pour continuer, suis le lien en dessous.",
+        "inviteExpiry": "L'invitation expirera le {n}, à {n}, sout dans {n}, alors fais vite !",
+        "linkButton": "Lien"
+    }
+}

mail/created.mjml

@@ -20,26 +20,25 @@
     <mj-section mj-class="bg">
       <mj-column>
         <mj-text mj-class="text" font-size="16px" font-family="Noto Sans, Helvetica, Arial, sans-serif">
-          <h3>User Created</h3>
+            <p>{{ .aUserWasCreated }}</p>
-          <p>A user was created using code {{ .code }}.</p>
         </mj-text>
         <mj-table mj-class="text" container-background-color="#242424">
           <tr style="text-align: left;">
-            <th>Name</th>
+              <th>{{ .name }}</th>
-            <th>Address</th>
+              <th>{{ .address }}</th>
-            <th>Time</th>
+              <th>{{ .time }}</th>
           </tr>
           <tr style="font-style: italic; text-align: left; color: rgb(153,153,153);">
-            <th>{{ .username }}</th>
+            <th>{{ .nameVal }}</th>
-            <th>{{ .address }}</th>
+            <th>{{ .addressVal }}</th>
-            <th>{{ .time }}</th>
+            <th>{{ .timeVal }}</th>
         </mj-table>
       </mj-column>
     </mj-section>
     <mj-section mj-class="bg2">
       <mj-column>
         <mj-text mj-class="secondary" font-style="italic" font-size="14px">
-          Notification emails can be toggled on the admin dashboard.
+            {{ .notificationNotice }}
         </mj-text>
       </mj-column>
     </mj-section>

mail/created.txt

@@ -1,7 +1,7 @@
-A user was created using code {{ .code }}.
+{{ .aUserWasCreated }}
 
-Name: {{ .username }}
+{{ .name }}: {{ .nameVal }}
-Address: {{ .address }}
+{{ .address }}: {{ .addressVal }}
-Time: {{ .time }}
+{{ .time }}: {{ .timeVal }}
 
-Note: Notification emails can be toggled on the admin dashboard.
+{{ .notificationNotice }}

mail/deleted.mjml

@@ -20,8 +20,8 @@
     <mj-section mj-class="bg">
       <mj-column>
         <mj-text mj-class="text" font-size="16px" font-family="Noto Sans, Helvetica, Arial, sans-serif">
-          <h3>Your account was deleted.</h3>
+            <h3>{{ .yourAccountWasDeleted }}</h3>
-          <p>Reason: <i>{{ .reason }}</i></p>
+            <p>{{ .reason }}: <i>{{ .reasonVal }}</i></p>
         </mj-text>
       </mj-column>
     </mj-section>

mail/deleted.txt

@@ -1,4 +1,4 @@
-Your Jellyfin account was deleted.
+{{ .yourAccountWasDeleted }}
-Reason: {{ .reason }}
+{{ .reason }}: {{ .reasonVal }}
 
 {{ .message }}

mail/email.mjml

@@ -20,13 +20,13 @@
     <mj-section mj-class="bg">
       <mj-column>
         <mj-text mj-class="text" font-size="16px" font-family="Noto Sans, Helvetica, Arial, sans-serif">
-          <p>Hi {{ .username }},</p>
+            <p>{{ .helloUser }}</p>
-          <p> Someone has recently requested a password reset on Jellyfin.</p>
+            <p>{{ .someoneHasRequestedReset }}</p>
-          <p>If this was you, enter the below pin into the prompt.</p>
+            <p>{{ .ifItWasYou }}</p>
-          <p>The code will expire on {{ .expiry_date }}, at {{ .expiry_time }} UTC, which is in {{ .expires_in }}.</p>
+            <p>{{ .codeExpiry }}</p>
-          <p>If this wasn't you, please ignore this email.</p>
+            <p>{{ .ifItWasNotYou }}</p>
         </mj-text>
-        <mj-button mj-class="blue bold">{{ .pin }}</mj-button>
+        <mj-button mj-class="blue bold">{{ .pinVal }}</mj-button>
       </mj-column>
     </mj-section>
     <mj-section mj-class="bg2">

mail/email.txt

@@ -1,10 +1,10 @@
-Hi {{ .username }},
+{{ .helloUser }}
 
-Someone has recently requests a password reset on Jellyfin.
+{{ .someoneHasRequestedReset }}
-If this was you, enter the below pin into the prompt.
+{{ .ifItWasYou }}
-This code will expire on {{ .expiry_date }}, at {{ .expiry_time }} UTC, which is in {{ .expires_in }}.
+{{ .codeExpiry }}
-If this wasn't you, please ignore this email.
+{{ .ifItWasNotYou }}
 
-PIN: {{ .pin }}
+{{ .pin }}: {{ .pinVal }}
 
 {{ .message }}

mail/expired.mjml

@@ -20,15 +20,15 @@
     <mj-section mj-class="bg">
       <mj-column>
         <mj-text mj-class="text" font-size="16px" font-family="Noto Sans, Helvetica, Arial, sans-serif">
-          <h3>Invite Expired.</h3>
+            <h3>{{ .inviteExpired }}</h3>
-          <p>Code {{ .code }} expired at {{ .expiry }}.</p>
+            <p>{{ .expiredAt }}</p>
         </mj-text>
       </mj-column>
     </mj-section>
     <mj-section mj-class="bg2">
       <mj-column>
         <mj-text mj-class="secondary" font-style="italic" font-size="14px">
-          Notification emails can be toggled on the admin dashboard.
+            {{ .notificationNotice }}
         </mj-text>
       </mj-column>
     </mj-section>

mail/expired.txt

@@ -1,5 +1,5 @@
-Invite expired.
+{{ .inviteExpired }}
 
-Code {{ .code }} expired at {{ .expiry }}.
+{{ .expiredAt }}
 
-Note: Notification emails can be toggled on the admin dashboard.
+{{ .notificationNotice }}

mail/invite-email.mjml

@@ -20,12 +20,12 @@
     <mj-section mj-class="bg">
       <mj-column>
         <mj-text mj-class="text" font-size="16px" font-family="Noto Sans, Helvetica, Arial, sans-serif">
-          <p>Hi,</p>
+            <p>{{ .hello }},</p>
-          <h3>You've been invited to Jellyfin.</h3>
+            <h3>{{ .youHaveBeenInvited }}</h3>
-          <p>To join, click the button below.</p>
+            <p>{{ .toJoin }}</p>
-          <p>This invite will expire on {{ .expiry_date }}, at {{ .expiry_time }}, which is in {{ .expires_in }}, so act quick.</p>
+            <p>{{ .inviteExpiry }}</p>
         </mj-text>
-        <mj-button mj-class="blue bold" href="{{ .invite_link }}">Setup your account</mj-button>
+        <mj-button mj-class="blue bold" href="{{ .invite_link }}">{{ .linkButton }}</mj-button>
       </mj-column>
     </mj-section>
     <mj-section mj-class="bg2">

mail/invite-email.txt

@@ -1,7 +1,7 @@
-Hi,
+{{ .hello }},
-You've been invited to Jellyfin.
+{{ .youHaveBeenInvited }}
-To join, follow the below link.
+{{ .toJoin }}
-This invite will expire on {{ .expiry_date }}, at {{ .expiry_time }}, which is in {{ .expires_in }}, so act quick.
+{{ .inviteExpiry }}
 
 {{ .invite_link }}
 

main.go

@@ -370,7 +370,6 @@ func start(asDaemon, firstCall bool) {
 
 		app.storage.profiles_path = app.config.Section("files").Key("user_profiles").String()
 		app.storage.loadProfiles()
-
 		if !(len(app.storage.policy) == 0 && len(app.storage.configuration) == 0 && len(app.storage.displayprefs) == 0) {
 			app.info.Println("Migrating user template files to new profile format")
 			app.storage.migrateToProfile()
@@ -515,6 +514,7 @@ func start(asDaemon, firstCall bool) {
 		}
 		app.storage.lang.FormPath = filepath.Join(app.localPath, "lang", "form")
 		app.storage.lang.AdminPath = filepath.Join(app.localPath, "lang", "admin")
+		app.storage.lang.EmailPath = filepath.Join(app.localPath, "lang", "email")
 		err = app.storage.loadLang()
 		if err != nil {
 			app.info.Fatalf("Failed to load language files: %+v\n", err)

storage.go

@@ -20,14 +20,28 @@ type Storage struct {
 	lang                                                                                                   Lang
 }
 
+type EmailLang map[string]map[string]map[string]interface{} // Map of lang codes to email name to fields
+
+func (el *EmailLang) format(lang, email, field string, vals ...string) string {
+	text := (*el)[lang][email][field].(string)
+	for _, val := range vals {
+		text = strings.Replace(text, "{n}", val, 1)
+	}
+	return text
+}
+func (el *EmailLang) get(lang, email, field string) string { return (*el)[lang][email][field].(string) }
+
 type Lang struct {
 	chosenFormLang  string
 	chosenAdminLang string
+	chosenEmailLang string
 	AdminPath       string
 	Admin           map[string]map[string]interface{}
 	AdminJSON       map[string]string
 	FormPath        string
 	Form            map[string]map[string]interface{}
+	EmailPath       string
+	Email           EmailLang
 }
 
 // timePattern: %Y-%m-%dT%H:%M:%S.%f
@@ -80,7 +94,7 @@ func (st *Storage) loadLang() error {
 			if err != nil {
 				file = []byte("{}")
 			}
-			// Replace Jellyfin with emby on form
+			// Replace Jellyfin with something if necessary
 			if substituteStrings != "" {
 				fileString := strings.ReplaceAll(string(file), "Jellyfin", substituteStrings)
 				file = []byte(fileString)
@@ -121,6 +135,17 @@ func (st *Storage) loadLang() error {
 	adminJSON, admin, err := loadData(st.lang.AdminPath, true)
 	st.lang.Admin = admin
 	st.lang.AdminJSON = adminJSON
+
+	_, emails, err := loadData(st.lang.EmailPath, false)
+	fixedEmails := map[string]map[string]map[string]interface{}{}
+	for lang, e := range emails {
+		f := map[string]map[string]interface{}{}
+		for field, vals := range e {
+			f[field] = vals.(map[string]interface{})
+		}
+		fixedEmails[lang] = f
+	}
+	st.lang.Email = fixedEmails
 	return err
 }