# This file contains the API definitions for the Zulip REST API.
#
# For details on the OpenAPI specification, see http://swagger.io/specification
#
# Our own documentation lives at
#
#   https://zulip.readthedocs.io/en/latest/subsystems/openapi-api-docs.html
#

openapi: 3.0.1
info:
  version: 1.0.0
  title: Zulip REST API
  description: Powerful open source group chat
  contact:
    url: https://zulipchat.com
  license:
    name: Apache 2.0
    url: https://www.apache.org/licenses/LICENSE-2.0.html
servers:
- url: 'https://your.zulip.server/api/v1'

#######################
# Endpoint definitions
#######################
paths:
  /events:
    get:
      description: Receive new events from
        [a registered event queue](/api/register-queue).
      parameters:
      - name: queue_id
        in: query
        description: The ID of a queue that you registered via
          `POST /api/v1/register`
          (see [Register a queue](/api/register-queue)).
        schema:
          type: string
        example: 1375801870:2942
      - name: last_event_id
        in: query
        description: The highest event ID in this queue that you've received
          and wish to acknowledge. See the [code for `call_on_each_event`](https://github.com/zulip/python-zulip-api/blob/master/zulip/zulip/__init__.py)
          in the [zulip Python module](https://github.com/zulip/python-zulip-api)
          for an example implementation of correctly processing each event
          exactly once.
        schema:
          type: integer
        example: -1
      - name: dont_block
        in: query
        description: Set to `true` if the client is requesting a nonblocking
          reply. If not specified, the request will block until either a new
          event is available or a few minutes have passed, in which case the
          server will send the client a heartbeat event.
        schema:
          type: boolean
          default: false
        example: true
      security:
      - basicAuth: []
      responses:
        '200':
          description: Success.
          content:
            application/json:
              schema:
                allOf:
                - $ref: '#/components/schemas/JsonSuccess'
                - properties:
                    events:
                      type: array
                      description: An array of `event` objects (possibly
                        zero-length if `dont_block` is set) of events with
                        IDs newer than `last_event_id`. Event IDs are
                        guaranted to be increasing, but they are not
                        guaranteed to be consecutive.
                - example:
                    {
                        "events": [
                            {
                                "id": 0,
                                "message": {
                                    "avatar_url": "https://url/for/othello-bots/avatar",
                                    "client": "website",
                                    "content": "Something is rotten in the state of Denmark.",
                                    "content_type": "text/x-markdown",
                                    "display_recipient": "Denmark",
                                    "id": 12345678,
                                    "recipient_id": 12314,
                                    "sender_email": "othello-bot@example.com",
                                    "sender_full_name": "Othello Bot",
                                    "sender_id": 13215,
                                    "sender_realm_str": "example",
                                    "sender_short_name": "othello-bot",
                                    "subject": "Castle",
                                    "subject_links": [],
                                    "timestamp": 1375978403,
                                    "type": "stream"
                                },
                                "type": "message"
                            },
                            {
                                "id": 1,
                                "message": {
                                    "avatar_url": "https://url/for/othello-bots/avatar",
                                    "client": "website",
                                    "content": "I come not, friends, to steal away your hearts.",
                                    "content_type": "text/x-markdown",
                                    "display_recipient": [
                                        {
                                            "email": "hamlet@example.com",
                                            "full_name": "Hamlet of Denmark",
                                            "id": 31572,
                                            "short_name": "hamlet"
                                        }
                                    ],
                                    "id": 12345679,
                                    "recipient_id": 18391,
                                    "sender_email": "othello-bot@example.com",
                                    "sender_full_name": "Othello Bot",
                                    "sender_id": 13215,
                                    "sender_realm_str": "example",
                                    "sender_short_name": "othello-bot",
                                    "subject": "",
                                    "subject_links": [],
                                    "timestamp": 1375978404,
                                    "type": "private"
                                },
                                "type": "message"
                            }
                        ],
                        "msg": "",
                        "result": "success"
                    }
        '400':
          description: Bad request.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/BadEventQueueIdError'
    delete:
      description: Delete a previously registered queue.
      parameters:
      - name: queue_id
        in: query
        description: The ID of a queue that you registered via
          `POST /api/v1/register`(see [Register a queue](/api/register-queue).
        schema:
          type: string
        example: 1375801870:2942
        required: true
      security:
      - basicAuth: []
      responses:
        '200':
          description: Success.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/JsonSuccess'
        '400':
          description: Bad request.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/BadEventQueueIdError'
  /get_stream_id:
    get:
      description: Get the unique ID of a given stream.
      parameters:
      - name: stream
        in: query
        description: The name of the stream to retrieve the ID for.
        schema:
          type: string
        example: Denmark
        required: true
      security:
      - basicAuth: []
      responses:
        '200':
          description: Success.
          content:
            application/json:
              schema:
                allOf:
                - $ref: '#/components/schemas/JsonSuccess'
                - properties:
                    stream_id:
                      type: integer
                      description: The ID of the given stream.
                - example:
                    {
                        "msg": "",
                        "result": "success",
                        "stream_id": 15
                    }
        '400':
          description: Bad request.
          content:
            application/json:
              schema:
                allOf:
                - $ref: '#/components/schemas/CodedError'
                - example:
                    {
                        "code": "BAD_REQUEST",
                        "msg": "Invalid stream name 'nonexistent'",
                        "result": "error"
                    }
  /mark_all_as_read:
    post:
      description: Mark all the user's unread messages as read. This is often
        called "bankruptcy" in Zulip.
      security:
      - basicAuth: []
      responses:
        '200':
          description: Success.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/JsonSuccess'
  /mark_stream_as_read:
    post:
      description: Mark all the unread messages in a stream as read.
      parameters:
      - name: stream_id
        in: query
        description: The ID of the stream whose messages should be marked as
          read.
        schema:
          type: integer
        example: 42
        required: true
      security:
      - basicAuth: []
      responses:
        '200':
          description: Success.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/JsonSuccess'
  /mark_topic_as_read:
    post:
      description: Mark all the unread messages in a topic as read.
      parameters:
      - name: stream_id
        in: query
        description: The ID of the stream that contains the topic.
        schema:
          type: integer
        example: 42
        required: true
      - name: topic_name
        in: query
        description: The name of the topic whose messages should be marked as
          read.
        schema:
          type: string
        example: new coffee machine
        required: true
      security:
      - basicAuth: []
      responses:
        '200':
          description: Success.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/JsonSuccess'
  /messages:
    get:
      description: Fetch messages that match a specific narrow.
      parameters:
      - name: anchor
        in: query
        description: The message ID to fetch messages near.
          Required unless `use_first_unread_anchor` is set to true.
        schema:
          type: integer
        example: 42
      - name: use_first_unread_anchor
        in: query
        description: Whether to use the (computed by the server) first unread message
          matching the narrow as the `anchor`.  Mutually exclusive with `anchor`.
        schema:
          type: boolean
          default: false
        example: true
      - name: num_before
        in: query
        description: The number of messages with IDs less than the anchor to retrieve.
        schema:
          type: integer
        example: 4
        required: true
      - name: num_after
        in: query
        description: The number of messages with IDs greater than the anchor to retrieve.
        schema:
          type: integer
        example: 8
        required: true
      - name: narrow
        in: query
        description: The narrow where you want to fetch the messages from.
          See how to [construct a narrow](/api/construct-narrow).
        schema:
          type: array
          items:
            type: object
          default: []
        example: [{"operator": "sender", "operand"}]
      - name: client_gravatar
        in: query
        description: Whether the client supports computing gravatars URLs.  If enabled,
          `avatar_url` will be included in the response only if there is a Zulip avatar,
          and will be `null` for users who are using gravatar as their avatar.  This option
          significantly reduces the compressed size of user data, since gravatar URLs
          are long, random strings and thus do not compress well.
        schema:
          type: boolean
          default: false
        example: true
      - name: apply_markdown
        in: query
        description: If `true`, message content is returned in the rendered HTML format.
          If `false`, message content is returned in the raw markdown-format text that user
          entered.
        schema:
          type: boolean
          default: true
        example: false
      security:
      - basicAuth: []
      responses:
        '200':
          description: Success.
          content:
            application/json:
              schema:
                allOf:
                - $ref: '#/components/schemas/JsonSuccess'
                - properties:
                    anchor:
                      type: integer
                      description: The same `anchor` specified in the request (or the computed
                        one, if `use_first_unread_anchor` is `true`).
                    found_newest:
                      type: boolean
                      description: Whether the `messages` list includes the
                        very newest messages matching the narrow (used by clients that
                        paginate their requests to decide whether there are more messages
                        to fetch).
                    found_oldest:
                      type: boolean
                      description: Whether the `messages` list includes the
                        very oldest messages matching the narrow (used by clients that
                        paginate their requests to decide whether there are more messages
                        to fetch).
                    found_anchor:
                      type: boolean
                      description: Whether the anchor message is included in the response.
                        If the message with the ID specified in the request does not exist or
                        did not match the narrow, this will be false.
                    messages:
                      type: array
                      items:
                        type: object
                - example:
                    {
                        "anchor": 21,
                        "found_newest": true,
                        "found_anchor": true,
                        "result": "success",
                        "msg": "",
                        "messages": [
                            {
                                "subject": "",
                                "sender_realm_str": "zulip",
                                "type": "private",
                                "content": "<p>Security experts agree that relational algorithms are an interesting new topic in the field of networking, and scholars concur.</p>",
                                "flags": [
                                    "read"
                                ],
                                "id": 16,
                                "display_recipient": [
                                    {
                                        "short_name": "hamlet",
                                        "id": 4,
                                        "is_mirror_dummy": false,
                                        "email": "hamlet@zulip.com",
                                        "full_name": "King Hamlet"
                                    },
                                    {
                                        "short_name": "iago",
                                        "id": 5,
                                        "is_mirror_dummy": false,
                                        "email": "iago@zulip.com",
                                        "full_name": "Iago"
                                    },
                                    {
                                        "short_name": "prospero",
                                        "id": 8,
                                        "is_mirror_dummy": false,
                                        "email": "prospero@zulip.com",
                                        "full_name": "Prospero from The Tempest"
                                    }
                                ],
                                "content_type": "text/html",
                                "is_me_message": false,
                                "sender_short_name": "hamlet",
                                "timestamp": 1527921326,
                                "sender_id": 4,
                                "sender_full_name": "King Hamlet",
                                "recipient_id": 27,
                                "subject_links": [],
                                "client": "populate_db",
                                "avatar_url": "https://secure.gravatar.com/avatar/6d8cad0fd00256e7b40691d27ddfd466?d=identicon&version=1",
                                "submessages": [],
                                "sender_email": "hamlet@zulip.com",
                                "reactions": []
                            },
                            {
                                "subject": "Verona3",
                                "stream_id": 5,
                                "sender_realm_str": "zulip",
                                "type": "stream",
                                "content": "<p>Wait, is this from the frontend js code or backend python code</p>",
                                "flags": [
                                    "read"
                                ],
                                "id": 21,
                                "display_recipient": "Verona",
                                "content_type": "text/html",
                                "is_me_message": false,
                                "sender_short_name": "hamlet",
                                "timestamp": 1527939746,
                                "sender_id": 4,
                                "sender_full_name": "King Hamlet",
                                "recipient_id": 20,
                                "subject_links": [],
                                "client": "populate_db",
                                "avatar_url": "https://secure.gravatar.com/avatar/6d8cad0fd00256e7b40691d27ddfd466?d=identicon&version=1",
                                "submessages": [],
                                "sender_email": "hamlet@zulip.com",
                                "reactions": []
                            }
                        ]
                    }
    post:
      description: Send a message.
      parameters:
      - name: type
        in: query
        description: The type of message to be sent. `private` for a private
          message and `stream` for a stream message.
        schema:
          type: string
          enum:
          - private
          - stream
        example: private
        required: true
      - name: to
        in: query
        description: The destination stream, or a CSV/JSON-encoded list
          containing the usernames (emails) of the recipients.
        schema:
          type: string
        example: aaron@zulip.com, iago@zulip.com
        required: true
      - name: subject
        in: query
        description: The topic of the message. Only required if `type` is
          `stream`, ignored otherwise. Maximum length of 60 characters.
        schema:
          type: string
          default:
        example: Castle
      - name: content
        in: query
        description: The content of the message. Maximum message size of
          10000 bytes.
        schema:
          type: string
        example: Hello
        required: true
      security:
      - basicAuth: []
      responses:
        '200':
          description: Success.
          content:
            application/json:
              schema:
                allOf:
                - $ref: '#/components/schemas/JsonSuccess'
                - properties:
                    id:
                      type: integer
                      description: The ID assigned to the message sent.
                - example:
                    {
                        "msg": "",
                        "id": 42,
                        "result": "success"
                    }
        '400_non_existing_stream':
          description: Bad request.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/NonExistingStreamError'
        '400_non_existing_user':
          description: Bad request.
          content:
            application/json:
              schema:
                allOf:
                - $ref: '#/components/schemas/CodedError'
                - example:
                    {
                        "code": "BAD_REQUEST",
                        "msg": "Invalid email 'eeshan@zulip.com'",
                        "result": "error"
                    }
  /messages/{message_id}:
    get:
      description: Get the raw content of a message.
      parameters:
      - name: message_id
        in: path
        description: The target message's ID.
        schema:
          type: integer
        example: 42
        required: true
      security:
      - basicAuth: []
      responses:
        '200':
          description: Success.
          content:
            application/json:
              schema:
                allOf:
                - $ref: '#/components/schemas/JsonSuccess'
                - properties:
                    raw_content:
                      type: string
                      description: The raw content of the message.
                - example:
                    {
                        "raw_content": "**Don't** forget your towel!",
                        "result": "success",
                        "msg": ""
                    }
        '400':
          description: Bad request.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/InvalidMessageError'
    patch:
      description: Edit a message that has already been sent.
      parameters:
      - name: message_id
        in: path
        description: The ID of the message that you wish to edit/update.
        schema:
          type: integer
        example: 42
        required: true
      - name: subject
        in: query
        description: The topic of the message. Only required for stream
          messages. Maximum length of 60 characters.
        schema:
          type: string
          default:
        example: Castle
      - name: propagate_mode
        in: query
        description: "Which message(s) should be edited: just the one
          indicated in `message_id`, messages in the same topic that had been
          sent after this one, or all of them."
        schema:
          type: string
          enum:
          - change_one
          - change_later
          - change_all
          default: change_one
        example: change_all
      - name: content
        in: query
        description: The content of the message. Maximum message size of 10000
          bytes.
        schema:
          type: string
        example: Hello
      security:
      - basicAuth: []
      responses:
        '200':
          description: Success.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/JsonSuccess'
        '400':
          description: Bad request.
          content:
            application/json:
              schema:
                allOf:
                - $ref: '#/components/schemas/JsonError'
                - properties:
                    msg:
                      enum:
                      - Your organization has turned off message editing
                      - You don't have permission to edit this message
                      - The time limit for editing this message has past
                      - Nothing to change
                      - Topic can't be empty
                - example:
                    {
                        "code": "BAD_REQUEST",
                        "msg": "You don't have permission to edit this message",
                        "result": "error"
                    }
    delete:
      description: Delete a message.
      parameters:
      - name: message_id
        in: path
        description: The ID of the message to delete.
        schema:
          type: integer
        example: 42
        required: true
      security:
      - basicAuth: []
      responses:
        '200':
          description: Success.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/JsonSuccess'
        '400_invalid_message':
          description: Bad request.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/InvalidMessageError'
        '400_not_admin':
          description: Bad request.
          content:
            application/json:
              schema:
                allOf:
                - $ref: '#/components/schemas/CodedError'
                - example:
                    {
                        "code": "BAD_REQUEST",
                        "msg": "You don't have permission to delete this message",
                        "result": "error"
                    }
  /messages/{message_id}/history:
    get:
      description: Get the different versions of a previously edited message.
      parameters:
      - name: message_id
        in: path
        description: The ID of the message you want to fetch the history of.
        schema:
          type: integer
        example: 42
        required: true
      security:
        - basicAuth: []
      responses:
        '200':
          description: Success.
          content:
            application/json:
              schema:
                allOf:
                - $ref: '#/components/schemas/JsonSuccess'
                - properties:
                    message_history:
                      type: array
                      items:
                        type: object
                      description: A chronologically sorted array of
                        `snapshot` objects, each one with the values of the
                        message after the edition.
                - example:
                    {
                        "message_history": [
                            {
                                "content": "Hello!",
                                "topic": "party at my houz",
                                "rendered_content": "<p>Hello!</p>",
                                "timestamp": 1530129122,
                                "user_id": 5
                            },
                            {
                                "topic": "party at my house",
                                "content": "Howdy!",
                                "prev_content": "Hello!",
                                "rendered_content": "<p>Howdy!</p>",
                                "user_id": 5,
                                "prev_rendered_content": "<p>Hello!</p>",
                                "content_html_diff": "<div><p><span class=\"highlight_text_inserted\">Howdy!</span></p> <p><span class=\"highlight_text_deleted\">Hello!</span></p></div>",
                                "prev_topic": "party at my houz",
                                "timestamp": 1530129134
                            }
                        ],
                        "msg": "",
                        "result": "success"
                    }
        '400':
          description: Bad request.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/InvalidMessageError'
  /messages/flags:
    post:
      description: Add or remove flags in a list of messages.
      parameters:
      - name: messages
        in: query
        description: An array containing the IDs of the target messages.
        schema:
          type: array
          items:
            type: integer
        example: [4, 8, 15]
        required: true
      - name: op
        in: query
        description: Whether to `add` the flag or `remove` it.
        schema:
          type: string
          enum:
          - add
          - remove
        example: add
        required: true
      - name: flag
        in: query
        description: The flag that should be added/removed.
        schema:
          type: string
          enum:
          - read
          - starred
          - collapsed
          - mentioned
          - wildcard_mentioned
          - summarize_in_home
          - summarize_in_stream
          - force_expand
          - force_collapse
          - has_alert_word
          - historical
        example: read
        required: true
      security:
      - basicAuth: []
      responses:
        '200':
          description: Success.
          content:
            application/json:
              schema:
                allOf:
                - $ref: '#/components/schemas/JsonSuccess'
                - properties:
                    messages:
                      type: array
                      items:
                        type: integer
                      description: An array with the IDs of the modified
                        messages.
                - example:
                    {
                        "msg": "",
                        "messages": [
                            4, 18, 15
                        ],
                        "result": "success"
                    }
  /messages/render:
    post:
      description: Render a message to HTML.
      parameters:
      - name: content
        in: query
        description: The content of the message.
        schema:
          type: string
        example: '**foo**'
        required: true
      security:
      - basicAuth: []
      responses:
        '200':
          description: Success.
          content:
            application/json:
              schema:
                allOf:
                - $ref: '#/components/schemas/JsonSuccess'
                - properties:
                    rendered:
                      type: string
                      description: The rendered HTML.
                - example:
                    {
                        "msg": "",
                        "rendered": "<p><strong>foo</strong></p>",
                        "result": "success"
                    }
  /user_uploads:
    post:
      description: Upload a single file and get the corresponding URI.
      requestBody:
        content:
          multipart/form-data:
            schema:
              properties:
                filename:
                  type: string
                  format: binary
      security:
      - basicAuth: []
      responses:
        '200':
          description: Success.
          content:
            application/json:
              schema:
                allOf:
                - $ref: '#/components/schemas/JsonSuccess'
                - properties:
                    uri:
                      type: string
                      description: The URI of the uploaded file.
                - example:
                    {
                        "msg": "",
                        "result": "success",
                        "uri": "/user_uploads/1/4e/m2A3MSqFnWRLUf9SaPzQ0Up_/zulip.txt"
                    }
  /users:
    get:
      description: Retrieve all users in a realm.
      parameters:
      - name: client_gravatar
        in: query
        description: The `client_gravatar` field is set to `true` if clients
          can compute their own gravatars.
        schema:
          type: boolean
          default: false
        example: true
      security:
      - basicAuth: []
      responses:
        '200':
          description: Success.
          content:
            application/json:
              schema:
                allOf:
                - $ref: '#/components/schemas/JsonSuccess'
                - properties:
                    members:
                      type: array
                      description: A list of `member` objects, each containing
                        details of a user in the realm (like their email, name,
                        avatar, user type...).
                - example:
                    {
                        "members": [
                            {
                                "avatar_url": "https://secure.gravatar.com/avatar/818c212b9f8830dfef491b3f7da99a14?d=identicon&version=1",
                                "bot_type": null,
                                "email": "AARON@zulip.com",
                                "full_name": "aaron",
                                "is_active": true,
                                "is_admin": false,
                                "is_bot": false,
                                "user_id": 1
                            },
                            {
                                "avatar_url": "https://secure.gravatar.com/avatar/77c3871a68c8d70356156029fd0a4999?d=identicon&version=1",
                                "bot_type": null,
                                "email": "cordelia@zulip.com",
                                "full_name": "Cordelia Lear",
                                "is_active": true,
                                "is_admin": false,
                                "is_bot": false,
                                "user_id": 3
                            },
                            {
                                "avatar_url": "https://secure.gravatar.com/avatar/0cbf08f3a355995fa2ec542246e35123?d=identicon&version=1",
                                "bot_type": null,
                                "email": "newbie@zulip.com",
                                "full_name": "New User",
                                "is_active": true,
                                "is_admin": false,
                                "is_bot": false,
                                "user_id": 24
                            }
                        ],
                        "msg": "",
                        "result": "success"
                    }
    post:
      description: Create a new user in a realm.
      parameters:
      - name: email
        in: query
        description: The email address of the new user.
        schema:
          type: string
        example: newbie@zulip.com
        required: true
      - name: password
        in: query
        description: The password of the new user.
        schema:
          type: string
        example: abdec@7982
        required: true
      - name: full_name
        in: query
        description: The full name of the new user.
        schema:
          type: string
        example: John Smith
        required: true
      - name: short_name
        in: query
        description: The short name of the new user.
        schema:
          type: string
        example: jsmith
        required: true
      security:
      - basicAuth: []
      responses:
        '200':
          description: Success.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/JsonSuccess'
        '400':
          description: Bad request.
          content:
            application/json:
              schema:
                allOf:
                - $ref: '#/components/schemas/JsonError'
                - example:
                    {
                        "msg": "Email 'newbie@zulip.com' already in use",
                        "result": "error"
                    }
  /users/{email}/presence:
    get:
      description: Get the presence status for a specific user.
      parameters:
      - name: email
        in: path
        description: The email address of the user whose presence you want to
          fetch.
        schema:
          type: string
        example: iago@zulip.com
        required: true
      security:
      - basicAuth: []
      responses:
        '200':
          description: Success.
          content:
            application/json:
              schema:
                allOf:
                - $ref: '#/components/schemas/JsonSuccess'
                - properties:
                    presence:
                      type: object
                      description: An object containing the presence details
                        for every client the user has logged into.
                - example:
                    {
                        "presence": {
                            "website": {
                                "timestamp": 1532697622,
                                "status": "active",
                                "pushable": false,
                                "client": "website"
                            },
                            "ZulipMobile": {
                                "timestamp": 1522687421,
                                "status": "active",
                                "pushable": false,
                                "client": "ZulipMobile"
                            },
                            "aggregated": {
                                "timestamp": 1532697622,
                                "status": "active",
                                "client": "website"
                            }
                        },
                        "result": "success",
                        "msg": ""
                    }
  /users/me/{stream_id}/topics:
    get:
      description: Get all the topics in a specific stream.
      parameters:
      - name: stream_id
        in: path
        description: The unique ID of the stream.
        schema:
          type: integer
        example: 42
        required: true
      security:
      - basicAuth: []
      responses:
        '200':
          description: Success.
          content:
            application/json:
              schema:
                allOf:
                - $ref: '#/components/schemas/JsonSuccess'
                - properties:
                    topics:
                      type: array
                      items:
                        type: object
                        properties:
                          max_id:
                            description:
                              The ID of the last message sent to the topic.
                            type: number
                          name:
                            description: The name of the topic.
                            type: string
                - example:
                    {
                        "msg": "",
                        "result": "success",
                        "topics": [
                            {
                                "max_id": 26,
                                "name": "Denmark3"
                            },
                            {
                                "max_id": 23,
                                "name": "Denmark1"
                            },
                            {
                                "max_id": 6,
                                "name": "Denmark2"
                            }
                        ]
                    }
        '400':
          description: Bad request.
          content:
            application/json:
              schema:
                allOf:
                - $ref: '#/components/schemas/JsonError'
                - example:
                    {
                        "code": "BAD_REQUEST",
                        "msg": "Invalid stream id",
                        "result": "error"
                    }
  /users/me/subscriptions:
    post:
      description: Subscribe one or more users to one or more streams.
      parameters:
      - name: subscriptions
        in: query
        description: "A list of dictionaries, where each dictionary contains
          key/value pairs specifying a particular stream to subscribe to.
          **Note**: This argument is called `streams` and not `subscriptions`
          in our Python API."
        schema:
          type: array
          items:
            type: object
        example: [{"name": "Verona"}]
        required: true
      - name: invite_only
        in: query
        description: A boolean specifying whether the streams specified in
          `subscriptions` are invite-only or not.
        schema:
          type: boolean
          default: false
        example: true
      - name: announce
        in: query
        description: If `announce` is `True` and one of the streams specified
          in `subscriptions` has to be created (i.e. doesn't exist to begin
          with), an announcement will be made notifying that a new stream was
          created.
        schema:
          type: boolean
        example: true
      - name: principals
        in: query
        description: A list of email addresses of the users that will be
          subscribed to the streams specified in the `subscriptions` argument.
          If not provided, then the requesting user/bot is subscribed.
        schema:
          type: array
          items:
            type: string
          default: []
        example: ['ZOE@zulip.com']
      - name: authorization_errors_fatal
        in: query
        description: A boolean specifying whether authorization errors (such
          as when the requesting user is not authorized to access a private
          stream) should be considered fatal or not. When `True`, an
          authorization error is reported as such. When set to `False`, the
          returned JSON payload indicates that there was an authorization
          error, but the response is still considered a successful one.
        schema:
          type: boolean
          default: true
        example: false
      security:
      - basicAuth: []
      responses:
        '200_without_principals':
          description: Success.
          content:
            application/json:
              schema:
                allOf:
                - $ref: '#/components/schemas/AddSubscriptionsResponse'
                - example:
                    {
                        "already_subscribed": {},
                        "msg": "",
                        "result": "success",
                        "subscribed": {
                            "iago@zulip.com": [
                                "new stream"
                            ]
                        }
                    }
        '200_already_subscribed':
          description: Success.
          content:
            application/json:
              schema:
                allOf:
                - $ref: '#/components/schemas/AddSubscriptionsResponse'
                - example:
                    {
                        "already_subscribed": {
                            "newbie@zulip.com": [
                                "new stream"
                            ]
                        },
                        "msg": "",
                        "result": "success",
                        "subscribed": {}
                    }
        '400_unauthorized_errors_fatal_true':
          description: Success.
          content:
            application/json:
              schema:
                allOf:
                - $ref: '#/components/schemas/AddSubscriptionsResponse'
                - example:
                    {
                        "msg": "Unable to access stream (private_stream).",
                        "result": "error"
                    }
        '400_unauthorized_errors_fatal_false':
          description: Success.
          content:
            application/json:
              schema:
                allOf:
                - $ref: '#/components/schemas/AddSubscriptionsResponse'
                - example:
                    {
                        "already_subscribed": {},
                        "msg": "",
                        "result": "success",
                        "subscribed": {},
                        "unauthorized": [
                            "private_stream"
                        ]
                    }
    delete:
      description: Unsubscribe yourself or other users from one or more
        streams.
      parameters:
      - name: subscriptions
        in: query
        description: A list of stream names to unsubscribe from. This argument
          is called `streams` in our Python API.
        schema:
          type: array
          items:
            type: string
        example: ['Verona', 'Denmark']
        required: true
      - name: principals
        in: query
        description: A list of email addresses of the users that will be
          unsubscribed from the streams specified in the `subscriptions`
          argument. If not provided, then the requesting user/bot is
          unsubscribed.
        schema:
          type: array
          items:
            type: string
          default:
        example: ['ZOE@zulip.com']
      security:
      - basicAuth: []
      responses:
        '200':
          description: Success.
          content:
            application/json:
              schema:
                allOf:
                - $ref: '#/components/schemas/JsonSuccess'
                - properties:
                    not_subscribed:
                      type: array
                      items:
                        type: string
                      description: A list of the names of streams that the
                        user is already unsubscribed from, and hence doesn't
                        need to be unsubscribed.
                    removed:
                      type: array
                      items:
                        type: string
                      description: A list of the names of streams which were
                        unsubscribed from as a result of the query.
                - example:
                    {
                        "msg": "",
                        "not_subscribed": [],
                        "removed": [
                            "new stream"
                        ],
                        "result": "success"
                    }
        '400':
          description: Bad request.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/NonExistingStreamError'
  /users/me/subscriptions/muted_topics:
    patch:
      description: Toggle muting for a specific topic the user is subscribed
        to.
      parameters:
      - name: stream
        in: query_function
        description: The name of the stream in which to mute the topic.
        schema:
          type: string
        example: Verona
        required: true
      - name: topic
        in: query
        description: The topic to (un)mute. Note that the request will succeed
          regardless of whether any messages have been sent to the
          specified topic.
        schema:
          type: string
        example: dinner
        required: true
      - name: op
        in: query
        description: Whether to mute (`add`) or unmute (`remove`) the provided
          topic.
        schema:
          type: string
          enum:
          - add
          - remove
        example: add
        required: true
      security:
      - basicAuth: []
      responses:
        '200':
          description: Success.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/JsonSuccess'
        '400_topic_already_muted':
          description: Bad request.
          content:
            application/json:
              schema:
                allOf:
                  - $ref: '#/components/schemas/JsonError'
                  - example:
                      {
                          "msg": "Topic already muted",
                          "result": "error"
                      }
        '400_topic_not_muted':
          description: Bad request.
          content:
            application/json:
              schema:
                allOf:
                  - $ref: '#/components/schemas/JsonError'
                  - example:
                      {
                          "msg": "Topic is not muted",
                          "result": "error"
                      }
  /realm/emoji:
    get:
      description: Get all the custom emoji in the user's realm.
      security:
      - basicAuth: []
      responses:
        '200':
          description: Success.
          content:
            application/json:
              schema:
                allOf:
                - $ref: '#/components/schemas/JsonSuccess'
                - properties:
                    emoji:
                      type: object
                      description: An object that contains `emoji` objects,
                        each identified with their emoji ID as the key.
                - example:
                    {
                        "result": "success",
                        "msg": "",
                        "emoji": {
                            "1": {
                                "id": "1",
                                "name": "green_tick",
                                "source_url": "/user_avatars/1/emoji/images/1.png",
                                "deactivated": false,
                                "author": {
                                    "id": 5,
                                    "email": "iago@zulip.com",
                                    "full_name": "Iago"
                                }
                            }
                        }
                    }
  /users/me/subscriptions/properties:
    post:
      description: Make bulk modifications of the subscription properties on
        one or more streams the user is subscribed to.
      parameters:
      - name: subscription_data
        in: query
        description: A list of objects that describe the changes that should
          be applied in each subscription. Each object represents a
          subscription, and must have a `stream_id` key that identifies the
          stream, as well as the `property` being modified and its new
          `value`.
        schema:
          type: array
          items:
            type: object
        example: [{"stream_id": 1, "property": "pin_to_top", "value": true}]
        required: true
      security:
      - basicAuth: []
      responses:
        '200':
          description: Success.
          content:
            application/json:
              schema:
                allOf:
                - $ref: '#/components/schemas/JsonSuccess'
                - properties:
                    subscription_data:
                      type: array
                      items:
                        type: object
                      description: The same `subscription_data` object sent
                        by the client for the request.
                - example:
                    {
                        "subscription_data": [
                            {
                                "property": "pin_to_top",
                                "value": true,
                                "stream_id": 1
                            },
                            {
                                "property": "color",
                                "value": 'f00',
                                "stream_id": 3
                            }
                        ],
                        "result": "success",
                        "msg": ""
                    }
  /realm/filters:
    get:
      description: Fetch all the filters set up for the user's organization.
      security:
      - basicAuth: []
      responses:
        '200':
          description: Success.
          content:
            application/json:
              schema:
                allOf:
                - $ref: '#/components/schemas/JsonSuccess'
                - properties:
                    filters:
                      type: array
                      items:
                        type: array
                        items:
                          type:
                            anyOf:
                            - string
                            - integer
                      description: An array of tuples, each representing one of the
                        linkifiers set up in the organization. Each of these tuples contain the
                        pattern, the formatted URL and the filter's ID, in that order. See
                        the [Create linkifiers](/api/add-linkifiers) article for details on what
                        each field means.
                - example:
                    {
                        "msg": "",
                        "filters": [
                            [
                                "#(?P<id>[0-9]+)",
                                "https://github.com/zulip/zulip/issues/%(id)s",
                                1
                            ]
                        ],
                        "result": "success"
                    }
    post:
      description: Establish patterns in the messages that should be
        automatically linkified.
      parameters:
      - name: pattern
        in: query
        description: The [Python regular
          expression](https://docs.python.org/3/howto/regex.html) that
          should trigger the linkifier.
        schema:
          type: string
        example: '#(?P<id>[0-9]+)'
        required: true
      - name: url_format_string
        in: query
        description: The URL used for the link. If you used named groups for
          the `pattern`, you can insert their content here with
          `%(name_of_the_capturing_group)s`.
        schema:
          type: string
        example: https://github.com/zulip/zulip/issues/%(id)s
        required: true
      security:
      - basicAuth: []
      responses:
        '200':
          description: Success.
          content:
            application/json:
              schema:
                allOf:
                - $ref: '#/components/schemas/JsonSuccess'
                - properties:
                    id:
                      type: integer
                      description: The numeric ID assigned to this filter.
                - example:
                    {
                        "id": 42,
                        "result": "success",
                        "msg": ""
                    }
  /realm/filters/<filter_id>:
    delete:
      description: Remove an organization filter.
      parameters:
      - name: filter_id
        in: path
        description: The ID of the filter that you want to remove.
        schema:
          type: integer
        example: 42
        required: true
      security:
      - basicAuth: []
      responses:
        '200':
          description: Success.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/JsonSuccess'
  /register:
    post:
      description: This powerful endpoint can be used to register a Zulip
        "event queue" (subscribed to certain types of "events", or updates to
        the messages and other Zulip data the current user has access to), as
        well as to fetch the current state of that data.
      parameters:
      - name: apply_markdown
        in: query
        description: Set to `true` if you would like the content to be
          rendered in HTML format (otherwise the API will return the raw text
          that the user entered)
        schema:
          type: boolean
          default: false
        example: true
      - name: client_gravatar
        in: query
        description: The `client_gravatar` field is set to `true` if clients
          can compute their own gravatars.
        schema:
          type: boolean
          default: false
        example: true
      - name: event_types
        in: query
        description: "A JSON-encoded array indicating which types of events
          you're interested in. Values that you might find useful include:
          <br/> <br/>
          * **message** (messages), <br/>
          * **subscription** (changes in your subscriptions), <br/>
          * **realm_user** (changes in the list of users in your realm)
          <br/> <br/>
          If you do not specify this argument, you will receive all events,
          and have to filter out the events not relevant to your client in
          your client code. For most applications, one is only interested in
          messages, so one specifies: `event_types=['message']`"
        schema:
          type: string
        example: event_types=['message']
      - name: all_public_streams
        in: query
        description: Set to `True` if you would like to receive events that
          occur within all public streams.
        schema:
          type: boolean
          default: false
        example: true
      - name: include_subscribers
        in: query
        description: Set to `True` if you would like to receive events that
          include the subscribers for each stream.
        schema:
          type: boolean
          default: false
        example: true
      - name: fetch_event_types
        in: query
        description: Same as the `event_types` argument except that the values
          in `fetch_event_types` are used to fetch initial data. If
          `fetch_event_types` is not provided, `event_types` is used and if
          `event_types` is not provided, this argument defaults to `None`.
        schema:
          type: string
        example: event_types=['message']
      - name: narrow
        in: query
        description: A JSON-encoded array of length 2 indicating the narrow
          for which you'd like to receive events for. For instance, to
          receive events for the stream `Denmark`, you would specify
          `narrow=['stream', 'Denmark']`. Another example is
          `narrow=['is', 'private']` for private messages.
        schema:
          type: string
          default: narrow=[]
        example: narrow=['stream', 'Denmark']
      security:
      - basicAuth: []
      responses:
        '200':
          description: Success.
          content:
            application/json:
              schema:
                allOf:
                - $ref: '#/components/schemas/JsonSuccess'
                - properties:
                    queue_id:
                      type: string
                      description: The ID of the queue that has been allocated
                        for your client.
                    last_event_id:
                      type: integer
                      description: The initial value of `last_event_id` to
                        pass to `GET /api/v1/events`.
                - example:
                    {
                        "last_event_id": -1,
                        "msg": "",
                        "queue_id": "1517975029:0",
                        "realm_emoji": {
                            "1": {
                                "author": {
                                    "email": "iago@zulip.com",
                                    "full_name": "Iago",
                                    "id": 5
                                },
                                "deactivated": false,
                                "id": "1",
                                "name": "green_tick",
                                "source_url": "/user_avatars/1/emoji/images/1.png"
                            }
                        },
                        "result": "success"
                    }
  /server_settings:
    get:
      description: Fetch global settings for the Zulip server.
      security:
      - basicAuth: []
      responses:
        '200':
          description: Success.
          content:
            application/json:
              schema:
                allOf:
                - $ref: '#/components/schemas/JsonSuccess'
                - properties:
                    authentication_methods:
                      type: object
                      description: Each key-value pair in the object indicates
                        whether the authentication method is enabled on this
                        server.
                    zulip_version:
                      type: string
                      description: The version of Zulip running in the server.
                    push_notifications_enabled:
                      type: boolean
                      description: Whether mobile/push notifications are
                        enabled.
                    email_auth_enabled:
                      type: boolean
                      description: Setting for allowing users authenticate with
                        an email-password combination.
                    require_email_format_usernames:
                      type: boolean
                      description: Whether usernames should have an email
                        address format. This is important if your server has
                        [LDAP authentication](https://zulip.readthedocs.io/en/latest/production/authentication-methods.html#ldap-including-active-directory)
                        enabled with a username and password combination.
                    realm_uri:
                      type: string
                      description: The organization's URI.
                    realm_name:
                      type: string
                      description: The realm's name.
                    realm_icon:
                      type: string
                      description: The URI of the organization's icon (usually
                        a logo).
                    realm_description:
                      type: string
                      description: HTML description of the organization, as
                        configured by the
                        [organization profile](/help/create-your-organization-profile).
                - example:
                    {
                        "realm_uri": "http://localhost:9991",
                        "push_notifications_enabled": false,
                        "msg": "",
                        "realm_icon": "https://secure.gravatar.com/avatar/62429d594b6ffc712f54aee976a18b44?d=identicon",
                        "realm_description": "<p>The Zulip development environment default organization.  It's great for testing!</p>",
                        "email_auth_enabled": true,
                        "zulip_version": "1.9.0-rc1+git",
                        "realm_name": "Zulip Dev",
                        "authentication_methods": {
                            "github": true,
                            "ldap": false,
                            "password": true,
                            "remoteuser": false,
                            "email": true,
                            "google": true,
                            "dev": true
                        },
                        "result": "success",
                        "require_email_format_usernames": true
                    }
  /streams:
    get:
      description: Get all streams that the user has access to.
      parameters:
      - name: include_public
        in: query
        description: Include all public streams.
        schema:
          type: boolean
          default: true
        example: false
      - name: include_subscribed
        in: query
        description: Include all streams that the user is subscribed to.
        schema:
          type: boolean
          default: true
        example: false
      - name: include_all_active
        in: query
        description: Include all active streams. The user must have
          administrative privileges to use this parameter.
        schema:
          type: boolean
          default: false
        example: true
      - name: include_default
        in: query
        description: Include all default streams for the user's realm.
        schema:
          type: boolean
          default: false
        example: true
      security:
      - basicAuth: []
      responses:
        '200':
          description: Success.
          content:
            application/json:
              schema:
                allOf:
                - $ref: '#/components/schemas/JsonSuccess'
                - properties:
                    streams:
                      type: array
                      items:
                        type: object
                      description: A list of `stream` objects, which contain a
                        `description`, a `name`, their `stream_id` and whether
                        they are `invite_only` or not.
                - example:
                    {
                        "msg": "",
                        "result": "success",
                        "streams": [
                            {
                                "description": "A Scandinavian country",
                                "invite_only": false,
                                "name": "Denmark",
                                "stream_id": 1
                            },
                            {
                                "description": "Yet another Italian city",
                                "invite_only": false,
                                "name": "Rome",
                                "stream_id": 2
                            },
                            {
                                "description": "Located in the United Kingdom",
                                "invite_only": false,
                                "name": "Scotland",
                                "stream_id": 3
                            },
                            {
                                "description": "A northeastern Italian city",
                                "invite_only": false,
                                "name": "Venice",
                                "stream_id": 4
                            },
                            {
                                "description": "A city in Italy",
                                "invite_only": false,
                                "name": "Verona",
                                "stream_id": 5
                            },
                            {
                                "description": "New stream for testing",
                                "invite_only": false,
                                "name": "new stream",
                                "stream_id": 6
                            }
                        ]
                    }
        '400':
          description: Bad request.
          content:
            application/json:
              schema:
                allOf:
                - $ref: '#/components/schemas/CodedError'
                - example:
                    {
                        "code": "BAD_REQUEST",
                        "msg": "User not authorized for this query",
                        "result": "error"
                    }
  /typing:
    post:
      description: Send an event indicating that the user has started or
        stopped typing on their client.
      parameters:
      - name: op
        in: query
        description: Whether the user has started (`start`) or stopped (`stop`)
          to type.
        schema:
          type: string
          enum:
          - start
          - stop
        example: start
        required: true
      - name: notification_to
        in: query
        description: The recipients of the message being typed, in the same format used by the
          send_message API.  Typing notifications are only supported for private messages,
          so this should be a JSON-encoded list of email addresses of the message's recipients.
        schema:
          type: array
          items:
            type: string
        example: ["iago@zulip.com", "polonius@zulip.com"]
        required: true
      security:
      - basicAuth: []
      responses:
        '200':
          description: Success.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/JsonSuccess'
components:
  #######################
  # Security definitions
  #######################
  securitySchemes:
    BasicAuth:
      type: http
      scheme: basic
      description: Basic authentication, with the user's email as the
        username, and the API key as the password. The API key can be fetched
        using the `/fetch_api_key` or `/dev_fetch_api_key` endpoints.

  schemas:
    JsonResponse:
      type: object
      properties:
        result:
          type: string
    JsonSuccess:
      allOf:
      - $ref: '#/components/schemas/JsonResponse'
      - required:
        - result
        - msg
      - properties:
          result:
            enum:
            - success
          msg:
            type: string
      - example:
          {
            "msg": "",
            "result": "success"
          }
    JsonError:
      allOf:
      - $ref: '#/components/schemas/JsonResponse'
      - required:
        - result
        - msg
      - properties:
          result:
            enum:
            - error
          msg:
            type: string
    CodedError:
      allOf:
      - $ref: '#/components/schemas/JsonError'
      - properties:
          code:
            type: string
            description: A string that identifies the error.
    BadEventQueueIdError:
      allOf:
      - $ref: '#/components/schemas/CodedError'
      - properties:
          queue_id:
            type: string
            description: The string that identifies the invalid event queue.
      - example:
          {
              "code": "BAD_EVENT_QUEUE_ID",
              "msg": "Bad event queue id: 1518820930:1",
              "queue_id": "1518820930:1",
              "result": "error"
          }
    InvalidMessageError:
      allOf:
      - $ref: '#/components/schemas/JsonSuccess'
      - properties:
          raw_content:
            type: string
            description: The raw content of the message.
      - example:
          {
              "msg": "Invalid message(s)",
              "code": "BAD_REQUEST",
              "result": "error"
          }
    NonExistingStreamError:
      allOf:
        - $ref: '#/components/schemas/CodedError'
        - properties:
            stream:
              type: string
              description: The name of the stream that could not be
                found.
        - example:
            {
                "code": "STREAM_DOES_NOT_EXIST",
                "msg": "Stream 'nonexistent_stream' does not exist",
                "result": "error",
                "stream": "nonexistent_stream"
            }
    AddSubscriptionsResponse:
      allOf:
      - $ref: '#/components/schemas/JsonSuccess'
      - properties:
          subscribed:
            type: object
            description: A dictionary where the key is the email address of
              the user/bot and the value is a list of the names of the streams
              that were subscribed to as a result of the query.
          already_subscribed:
            type: object
            description: A dictionary where the key is the email address of
              the user/bot and the value is a list of the names of the streams
              that the user/bot is already subscribed to.
          unauthorized:
            type: array
            items:
              type: string
            description: A list of names of streams that the requesting
              user/bot was not authorized to subscribe to.

  ###################
  # Shared responses
  ###################
  responses:
    SimpleSuccess:
      description: Success.
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/JsonSuccess'