Add internalLinkTypePremiumFeatures.

td/generate/scheme/td_api.tl

@@ -3575,6 +3575,9 @@ internalLinkTypePassportDataRequest bot_user_id:int53 scope:string public_key:st
 //@hash Hash value from the link @phone_number Phone number value from the link
 internalLinkTypePhoneNumberConfirmation hash:string phone_number:string = InternalLinkType;
 
+//@description The link is a link to the Premium features screen of the app, from which the user can subscribe to Telegram Premium. Call getPremiumFeatures with the given referrer to process the link @referrer Referrer specified in the link
+internalLinkTypePremiumFeatures referrer:string = InternalLinkType;
+
 //@description The link is a link to the privacy and security settings section of the app
 internalLinkTypePrivacyAndSecuritySettings = InternalLinkType;
 

td/telegram/LinkManager.cpp

@@ -377,6 +377,18 @@ class LinkManager::InternalLinkPassportDataRequest final : public InternalLink {
   }
 };
 
+class LinkManager::InternalLinkPremiumFeatures final : public InternalLink {
+  string referrer_;
+
+  td_api::object_ptr<td_api::InternalLinkType> get_internal_link_type_object() const final {
+    return td_api::make_object<td_api::internalLinkTypePremiumFeatures>(referrer_);
+  }
+
+ public:
+  explicit InternalLinkPremiumFeatures(string referrer) : referrer_(std::move(referrer)) {
+  }
+};
+
 class LinkManager::InternalLinkPrivacyAndSecuritySettings final : public InternalLink {
   td_api::object_ptr<td_api::InternalLinkType> get_internal_link_type_object() const final {
     return td_api::make_object<td_api::internalLinkTypePrivacyAndSecuritySettings>();
@@ -1012,6 +1024,9 @@ unique_ptr<LinkManager::InternalLink> LinkManager::parse_tg_link_query(Slice que
   } else if (path.size() == 1 && path[0] == "passport") {
     // passport?bot_id=<bot_user_id>&scope=<scope>&public_key=<public_key>&nonce=<nonce>
     return get_internal_link_passport(query, url_query.args_);
+  } else if (path.size() == 1 && path[0] == "premium_offer") {
+    // premium_offer?ref=<referrer>
+    return td::make_unique<InternalLinkPremiumFeatures>(get_arg("ref"));
   } else if (!path.empty() && path[0] == "settings") {
     if (path.size() == 2 && path[1] == "change_number") {
       // settings/change_number

td/telegram/LinkManager.h

@@ -102,6 +102,7 @@ class LinkManager final : public Actor {
   class InternalLinkMessage;
   class InternalLinkMessageDraft;
   class InternalLinkPassportDataRequest;
+  class InternalLinkPremiumFeatures;
   class InternalLinkPrivacyAndSecuritySettings;
   class InternalLinkProxy;
   class InternalLinkPublicDialog;

test/link.cpp

@@ -159,6 +159,9 @@ TEST(Link, parse_internal_link) {
   auto phone_number_confirmation = [](const td::string &hash, const td::string &phone_number) {
     return td::td_api::make_object<td::td_api::internalLinkTypePhoneNumberConfirmation>(hash, phone_number);
   };
+  auto premium_features = [](const td::string &referrer) {
+    return td::td_api::make_object<td::td_api::internalLinkTypePremiumFeatures>(referrer);
+  };
   auto privacy_and_security_settings = [] {
     return td::td_api::make_object<td::td_api::internalLinkTypePrivacyAndSecuritySettings>();
   };
@@ -823,6 +826,10 @@ TEST(Link, parse_internal_link) {
   parse_internal_link("t.me/telegrampassport?bot_id=12345&public_key=key&scope=asd&payload=nonce",
                       public_chat("telegrampassport"));
 
+  parse_internal_link("tg:premium_offer?ref=abcdef", premium_features("abcdef"));
+  parse_internal_link("tg:premium_offer?ref=abc%30ef", premium_features("abc0ef"));
+  parse_internal_link("tg://premium_offer?ref=", premium_features(""));
+
   parse_internal_link("tg://settings", settings());
   parse_internal_link("tg://setting", unknown_deep_link("tg://setting"));
   parse_internal_link("tg://settings?asdsa?D?SADasD?asD", settings());