From 1c728516dfdc7508ce27eda222bde78466e3457d Mon Sep 17 00:00:00 2001 From: VictorieeMan <59509525+VictorieeMan@users.noreply.github.com> Date: Sat, 7 Jan 2023 11:11:19 +0100 Subject: [PATCH 1/9] NIP-05: Fixed some typos line 9: Added a hyphen line 53: Fixed the typo by a context appropriate reformulation. line 67: Removed an "are" line 79: Added a comma Great project, looking forward to more nostr :) --- 05.md | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/05.md b/05.md index a67f530..56b9156 100644 --- a/05.md +++ b/05.md @@ -6,7 +6,7 @@ Mapping Nostr keys to DNS-based internet identifiers `final` `optional` `author:fiatjaf` `author:mikedilger` -On events of kind `0` (`set_metadata`) one can specify the key `"nip05"` with an [internet identifier](https://datatracker.ietf.org/doc/html/rfc5322#section-3.4.1) (an email-like address) as the value. Although there is a link to a very liberal "internet identifier" specification above, NIP-05 assumes the `` part will be restricted to the characters `a-z0-9-_.`, case insensitive. +On events of kind `0` (`set_metadata`) one can specify the key `"nip05"` with an [internet identifier](https://datatracker.ietf.org/doc/html/rfc5322#section-3.4.1) (an email-like address) as the value. Although there is a link to a very liberal "internet identifier" specification above, NIP-05 assumes the `` part will be restricted to the characters `a-z0-9-_.`, case-insensitive. Upon seeing that, the client splits the identifier into `` and `` and use these values to make a GET request to `https:///.well-known/nostr.json?name=`. @@ -50,7 +50,7 @@ or with the **optional** `"relays"` attribute: If the pubkey matches the one given in `"names"` (as in the example above) that means the association is right and the `"nip05"` identifier is valid and can be displayed. -The optional `"relays"` attribute may contain an object with public keys as properties and arrays of relay URLs as values. When present, that can be used to help clients learn in which relays a that user may be found. Web servers which serve `/.well-known/nostr.json` files dynamically based on the query string SHOULD also serve the relays data for any name they serve in the same reply when that is available. +The optional `"relays"` attribute may contain an object with public keys as properties and arrays of relay URLs as values. When present, that can be used to help clients learn in which relays the specific user may be found. Web servers which serve `/.well-known/nostr.json` files dynamically based on the query string SHOULD also serve the relays data for any name they serve in the same reply when that is available. ## Finding users from their NIP-05 identifier @@ -64,7 +64,7 @@ For example, if after finding that `bob@bob.com` has the public key `abc...def`, ### Public keys must be in hex format -Keys must be returned in hex format. Keys in NIP-19 `npub` format are are only meant to be used for display in client UIs, not in this NIP. +Keys must be returned in hex format. Keys in NIP-19 `npub` format are only meant to be used for display in client UIs, not in this NIP. ### User Discovery implementation suggestion @@ -76,7 +76,7 @@ Clients may treat the identifier `_@domain` as the "root" identifier, and choose ### Reasoning for the `/.well-known/nostr.json?name=` format -By adding the `` as a query string instead of as part of the path the protocol can support both dynamic servers that can generate JSON on-demand and static servers with a JSON file in it that may contain multiple names. +By adding the `` as a query string instead of as part of the path, the protocol can support both dynamic servers that can generate JSON on-demand and static servers with a JSON file in it that may contain multiple names. ### Allowing access from JavaScript apps From bc9d469c203a25a706727219fa7d37dacaf6040d Mon Sep 17 00:00:00 2001 From: fiatjaf Date: Fri, 5 May 2023 08:50:50 -0300 Subject: [PATCH 2/9] add nip-47 to index. --- README.md | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/README.md b/README.md index e7c8914..a4a63a4 100644 --- a/README.md +++ b/README.md @@ -52,6 +52,7 @@ They exist to document what may be implemented by [Nostr](https://github.com/fia - [NIP-42: Authentication of clients to relays](42.md) - [NIP-45: Counting results](45.md) - [NIP-46: Nostr Connect](46.md) +- [NIP-47: Wallet Connect](47.md) - [NIP-50: Keywords filter](50.md) - [NIP-51: Lists](51.md) - [NIP-56: Reporting](56.md) @@ -86,7 +87,10 @@ They exist to document what may be implemented by [Nostr](https://github.com/fia | `10000` | Mute List | [51](51.md) | | `10001` | Pin List | [51](51.md) | | `10002` | Relay List Metadata | [65](65.md) | +| `13194` | Wallet Info | [47](47.md) | | `22242` | Client Authentication | [42](42.md) | +| `23194` | Wallet Request | [47](47.md) | +| `23195` | Wallet Response | [47](47.md) | | `24133` | Nostr Connect | [46](46.md) | | `30000` | Categorized People List | [51](51.md) | | `30001` | Categorized Bookmark List | [51](51.md) | From d5484a33bcaf717ef1ef54a0f9be1b76c4f70afa Mon Sep 17 00:00:00 2001 From: Jon Staab Date: Sat, 6 May 2023 11:35:21 -0700 Subject: [PATCH 3/9] Clarify how NIP 45 works with multiple COUNT filters. (#504) --- 45.md | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/45.md b/45.md index 87e8000..a525391 100644 --- a/45.md +++ b/45.md @@ -6,21 +6,21 @@ Event Counts `draft` `optional` `author:staab` -Relays may support the `COUNT` verb, which provides a mechanism for obtaining event counts. +Relays may support the verb `COUNT`, which provides a mechanism for obtaining event counts. ## Motivation -Some queries a client may want to execute against connected relays are prohibitively expensive, for example, in order to retrieve follower counts for a given pubkey, a client must query all kind-3 events referring to a given pubkey and count them. The result may be cached, either by a client or by a separate indexing server as an alternative, but both options erode the decentralization of the network by creating a second-layer protocol on top of Nostr. +Some queries a client may want to execute against connected relays are prohibitively expensive, for example, in order to retrieve follower counts for a given pubkey, a client must query all kind-3 events referring to a given pubkey only to count them. The result may be cached, either by a client or by a separate indexing server as an alternative, but both options erode the decentralization of the network by creating a second-layer protocol on top of Nostr. ## Filters and return values -This NIP defines a verb called `COUNT`, which accepts a subscription id and filters as specified in [NIP 01](01.md). +This NIP defines the verb `COUNT`, which accepts a subscription id and filters as specified in [NIP 01](01.md) for the verb `REQ`. Multiple filters are OR'd together and aggregated into a single count result. ``` ["COUNT", , ...] ``` -Counts are returned using a `COUNT` response in the form `{count: }`. Relays may use probabilistic counts to reduce compute requirements. +Counts are returned using a `COUNT` response in the form `{"count": }`. Relays may use probabilistic counts to reduce compute requirements. ``` ["COUNT", , {"count": }] From 1678c53dcd3a2cefcf953722d501c03920ce6092 Mon Sep 17 00:00:00 2001 From: ekzyis Date: Sat, 6 May 2023 23:31:22 +0200 Subject: [PATCH 4/9] Update old link to fiatjaf/nostr --- README.md | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/README.md b/README.md index a4a63a4..94e945c 100644 --- a/README.md +++ b/README.md @@ -1,7 +1,7 @@ # NIPs NIPs stand for **Nostr Implementation Possibilities**. -They exist to document what may be implemented by [Nostr](https://github.com/fiatjaf/nostr)-compatible _relay_ and _client_ software. +They exist to document what may be implemented by [Nostr](https://github.com/nostr-protocol/nostr)-compatible _relay_ and _client_ software. --- From ee018ef8a4af08dcf8f4c090bb3815ee13f4c627 Mon Sep 17 00:00:00 2001 From: Josua Schmid Date: Sun, 7 May 2023 21:53:35 +0200 Subject: [PATCH 5/9] Rephrase Markdown special rule --- 01.md | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/01.md b/01.md index a07a0df..3d8c745 100644 --- a/01.md +++ b/01.md @@ -99,7 +99,8 @@ This NIP defines no rules for how `NOTICE` messages should be sent or treated. ## Basic Event Kinds - `0`: `set_metadata`: the `content` is set to a stringified JSON object `{name: , about: , picture: }` describing the user who created the event. A relay may delete past `set_metadata` events once it gets a new one for the same pubkey. - - `1`: `text_note`: the `content` is set to the plaintext content of a note (anything the user wants to say). Markdown links (`[]()` stuff) are not plaintext. + - `1`: `text_note`: the `content` is set to the plaintext content of a note (anything the user wants to say).\ + Do not use Markdown! Clients should not have to guess how to interpret content like `[Example](https://example.com)`. Use different event kinds for parsable content. - `2`: `recommend_server`: the `content` is set to the URL (e.g., `wss://somerelay.com`) of a relay the event creator wants to recommend to its followers. A relay may choose to treat different message kinds differently, and it may or may not choose to have a default way to handle kinds it doesn't know about. From 89a7aa0ea0197b478e96d2a281ac4d096c44caad Mon Sep 17 00:00:00 2001 From: fiatjaf Date: Mon, 8 May 2023 11:05:58 -0300 Subject: [PATCH 6/9] nip01: remove misleading markdown example. --- 01.md | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/01.md b/01.md index 3d8c745..713e655 100644 --- a/01.md +++ b/01.md @@ -99,8 +99,7 @@ This NIP defines no rules for how `NOTICE` messages should be sent or treated. ## Basic Event Kinds - `0`: `set_metadata`: the `content` is set to a stringified JSON object `{name: , about: , picture: }` describing the user who created the event. A relay may delete past `set_metadata` events once it gets a new one for the same pubkey. - - `1`: `text_note`: the `content` is set to the plaintext content of a note (anything the user wants to say).\ - Do not use Markdown! Clients should not have to guess how to interpret content like `[Example](https://example.com)`. Use different event kinds for parsable content. + - `1`: `text_note`: the `content` is set to the plaintext content of a note (anything the user wants to say). Do not use Markdown! Clients should not have to guess how to interpret content like `[]()`. Use different event kinds for parsable content. - `2`: `recommend_server`: the `content` is set to the URL (e.g., `wss://somerelay.com`) of a relay the event creator wants to recommend to its followers. A relay may choose to treat different message kinds differently, and it may or may not choose to have a default way to handle kinds it doesn't know about. From d70aa87f076f8609950fc96e4e66d86c711c66ac Mon Sep 17 00:00:00 2001 From: Asai Toshiya Date: Tue, 9 May 2023 22:09:45 +0900 Subject: [PATCH 7/9] Restore some lost changes c7711aa and 3cec80d. --- 11.md | 60 +++++++++++++++++++++++++++++------------------------------ 1 file changed, 30 insertions(+), 30 deletions(-) diff --git a/11.md b/11.md index 8951835..b0d6003 100644 --- a/11.md +++ b/11.md @@ -69,18 +69,18 @@ are rejected or fail immediately. ```json { ... - limitation: { - max_message_length: 16384, - max_subscriptions: 20, - max_filters: 100, - max_limit: 5000, - max_subid_length: 100, - min_prefix: 4, - max_event_tags: 100, - max_content_length: 8196, - min_pow_difficulty: 30, - auth_required: true, - payment_required: true, + "limitation": { + "max_message_length": 16384, + "max_subscriptions": 20, + "max_filters": 100, + "max_limit": 5000, + "max_subid_length": 100, + "min_prefix": 4, + "max_event_tags": 100, + "max_content_length": 8196, + "min_pow_difficulty": 30, + "auth_required": true, + "payment_required": true, } ... } @@ -141,11 +141,11 @@ all, and preferably an error will be provided when those are received. ```json { ... - retention: [ - { kinds: [0, 1, [5, 7], [40, 49]], time: 3600 }, - { kinds: [[40000, 49999], time: 100 }, - { kinds: [[30000, 39999], count: 1000 }, - { time: 3600, count: 10000 } + "retention": [ + { "kinds": [0, 1, [5, 7], [40, 49]], "time": 3600 }, + { "kinds": [[40000, 49999]], "time": 100 }, + { "kinds": [[30000, 39999]], "count": 1000 }, + { "time": 3600, "count": 10000 } ] ... } @@ -154,7 +154,7 @@ all, and preferably an error will be provided when those are received. `retention` is a list of specifications: each will apply to either all kinds, or a subset of kinds. Ranges may be specified for the kind field as a tuple of inclusive start and end values. Events of indicated kind (or all) are then limited to a `count` -and or time period. +and/or time period. It is possible to effectively blacklist Nostr-based protocols that rely on a specific `kind` number, by giving a retention time of zero for those `kind` values. @@ -175,8 +175,8 @@ It is not possible to describe the limitations of each country's laws and policies which themselves are typically vague and constantly shifting. Therefore, this field allows the relay operator to indicate which -country's' laws might end up being enforced on them, and then -indirectly on their users's content. +countries' laws might end up being enforced on them, and then +indirectly on their users' content. Users should be able to avoid relays in countries they don't like, and/or select relays in more favourable zones. Exposing this @@ -185,7 +185,7 @@ flexibility is up to the client software. ```json { ... - relay_countries: [ 'CA', 'US' ], + "relay_countries": [ "CA", "US" ], ... } ``` @@ -208,9 +208,9 @@ To support this goal, relays MAY specify some of the following values. ```json { ... - language_tags: [ 'en', 'en-419' ], - tags: [ 'sfw-only', 'bitcoin-only', 'anime' ], - posting_policy: 'https://example.com/posting-policy.html', + "language_tags": [ "en", "en-419" ], + "tags": [ "sfw-only", "bitcoin-only", "anime" ], + "posting_policy": "https://example.com/posting-policy.html", ... } ``` @@ -220,7 +220,7 @@ To support this goal, relays MAY specify some of the following values. the major languages spoken on the relay. - `tags` is a list of limitations on the topics to be discussed. - For example `sfw-only` indicates hat only "Safe For Work" content + For example `sfw-only` indicates that only "Safe For Work" content is encouraged on this relay. This relies on assumptions of what the "work" "community" feels "safe" talking about. In time, a common set of tags may emerge that allow users to find relays that suit @@ -245,11 +245,11 @@ Relays that require payments may want to expose their fee schedules. ```json { ... - payments_url: "https://my-relay/payments", - fees: { - "admission": [{ amount: 1000000, unit: 'msats' }], - "subscription": [{ amount: 5000000, unit: 'msats', period: 2592000 }], - "publication": [{ kinds: [4], amount: 100, unit: 'msats' }], + "payments_url": "https://my-relay/payments", + "fees": { + "admission": [{ "amount": 1000000, "unit": "msats" }], + "subscription": [{ "amount": 5000000, "unit": "msats", "period": 2592000 }], + "publication": [{ "kinds": [4], "amount": 100, "unit": "msats" }], }, ... } From 60aa6ae168e8d71e4fd247e49f8ba70fbe511fda Mon Sep 17 00:00:00 2001 From: "Robert C. Martin" Date: Tue, 9 May 2023 10:17:15 -0500 Subject: [PATCH 8/9] A few changes to some nips. (#510) --- 01.md | 1 + 47.md | 19 +++++++++++++++---- 2 files changed, 16 insertions(+), 4 deletions(-) diff --git a/01.md b/01.md index 713e655..e36f4f5 100644 --- a/01.md +++ b/01.md @@ -109,3 +109,4 @@ A relay may choose to treat different message kinds differently, and it may or m - Clients should not open more than one websocket to each relay. One channel can support an unlimited number of subscriptions, so clients should do that. - The `tags` array can store a tag identifier as the first element of each subarray, plus arbitrary information afterward (always as strings). This NIP defines `"p"` — meaning "pubkey", which points to a pubkey of someone that is referred to in the event —, and `"e"` — meaning "event", which points to the id of an event this event is quoting, replying to or referring to somehow. See [NIP-10](https://github.com/nostr-protocol/nips/blob/127d5518bfa9a4e4e7510490c0b8d95e342dfa4b/10.md) for a detailed description of "e" and "p" tags. - The `` item present on the `"e"` and `"p"` tags is an optional (could be set to `""`) URL of a relay the client could attempt to connect to fetch the tagged event or other events from a tagged profile. It MAY be ignored, but it exists to increase censorship resistance and make the spread of relay addresses more seamless across clients. +- Clients should use the created_at field to judge the age of a metadata event and completely replace older metadata events with newer metadata events regardless of the order in which they arrive. Clients should not merge any filled fields within older metadata events into empty fields of newer metadata events. diff --git a/47.md b/47.md index aa58b5c..fe3d575 100644 --- a/47.md +++ b/47.md @@ -12,8 +12,18 @@ This NIP describes a way for clients to access a remote Lightning wallet through ## Terms -* **client**: Nostr app on any platform that wants to pay Lightning invoices -* **wallet service**: Nostr app that typically runs on an always-on computer (eg. in the cloud or on a Raspberry Pi). +* **client**: Nostr app on any platform that wants to pay Lightning invoices. +* **user**: The person using the **client**, and want's to connect their wallet app to their **client**. +* **wallet service**: Nostr app that typically runs on an always-on computer (eg. in the cloud or on a Raspberry Pi). This app has access to the APIs of the wallets it serves. + +## Theory of Operation + 1. **Users** who which to use this NIP to send lightning payments to other nostr users must first acquire a special "connection" URI from their NIP-47 compliant wallet application. The wallet application may provide this URI using a QR screen, or a pasteable string, or some other means. + + 2. The **user** should then copy this URI into their **client(s)** by pasting, or scanning the QR, etc. The **client(s)** should save this URI and use it later whenever the **user** makes a payment. The **client** should then request an `info` (13194) event from the relay(s) specified in the URI. The **wallet service** will have sent that event to those relays earlier, and the relays will hold it as a replaceable event. + + 3. When the **user** initiates a payment their nostr **client** create a `pay_invoice` request, encrypts it using a token from the URI, and sends it (kind 23194) to the relay(s) specified in the connection URI. The **wallet service** will be listening on those relays and will decrypt the request and then contact the **user's** wallet application to send the payment. The **wallet service** will know how to talk to the wallet application because the connection URI specified relay(s) that have access to the wallet app API. + + 4. Once the payment is complete the **wallet service** will send an encrypted `response` (kind 23195) to the **user** over the relay(s) in the URI. ## Events @@ -24,7 +34,8 @@ There are three event kinds: The info event should be a replaceable event that is published by the **wallet service** on the relay to indicate which commands it supports. The content should be a plaintext string with the supported commands, space-seperated, eg. `pay_invoice get_balance`. Only the `pay_invoice` command is described in this NIP, but other commands might be defined in different NIPs. -Both the request and response events SHOULD contain one `p` tag, containing the public key of the **wallet service** if this is a request, and the public key of the **client** if this is a response. The response event SHOULD contain an `e` tag with the id of the request event it is responding to. + +Both the request and response events SHOULD contain one `p` tag, containing the public key of the **wallet service** if this is a request, and the public key of the **user** if this is a response. The response event SHOULD contain an `e` tag with the id of the request event it is responding to. The content of requests and responses is encrypted with [NIP04](https://github.com/nostr-protocol/nips/blob/master/04.md), and is a JSON-RPCish object with a semi-fixed structure: @@ -117,7 +128,7 @@ Errors: ## Example pay invoice flow 0. The user scans the QR code generated by the **wallet service** with their **client** application, they follow a `nostr+walletconnect:` deeplink or configure the connection details manually. -1. **client** sends an event to with **wallet service** service with kind `23194`. The content is a `pay_invoice` request. The private key is the secret from the connection string above. +1. **client** sends an event to the **wallet service** service with kind `23194`. The content is a `pay_invoice` request. The private key is the secret from the connection string above. 2. **wallet service** verifies that the author's key is authorized to perform the payment, decrypts the payload and sends the payment. 3. **wallet service** responds to the event by sending an event with kind `23195` and content being a response either containing an error message or a preimage. From 4208652dc7a39c63c39559b13c656ec30400fcba Mon Sep 17 00:00:00 2001 From: William Casarin Date: Tue, 9 May 2023 15:02:14 -0700 Subject: [PATCH 9/9] nip47: add lud16 parameter to connection string This adds an optional but recommended lud16 parameter to nostr wallet connection strings. This enables seamless onboarding of new users, allowing clients to automatically configure the receive address for zaps. --- 47.md | 1 + 1 file changed, 1 insertion(+) diff --git a/47.md b/47.md index fe3d575..c884b97 100644 --- a/47.md +++ b/47.md @@ -88,6 +88,7 @@ The **wallet service** generates this connection URI with protocol `nostr+wallet - The user can have different keys for different applications. Keys can be revoked and created at will and have arbitrary constraints (eg. budgets). - The key is harder to leak since it is not shown to the user and backed up. - It improves privacy because the user's main key would not be linked to their payments. +- `lud16` Recommended. A lightning address that clients can use to automatically setup the `lud16` field on the user's profile if they have none configured. The **client** should then store this connection and use it when the user wants to perform actions like paying an invoice. Due to this NIP using ephemeral events, it is recommended to pick relays that do not close connections on inactivity to not drop events.