Represents messages sent and received on Discord. More...

#include "message.h"

Inheritance diagram for dpp::message:

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Collaboration diagram for dpp::message:

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Classes
struct	allowed_ref
	Allowed mentions details. More...

struct	message_interaction_struct
	Reference to an interaction. More...

struct	message_ref
	Reference to another message, e.g. More...

Public Member Functions
	message ()
	Construct a new message object. More...

	message (class cluster *o)
	Construct a new message object. More...

	message (const embed &_embed)
	Construct a new message object with content. More...

	message (const message &m)=default

	message (const std::string &content, message_type type=mt_default)
	Construct a new message object with content. More...

	message (message &&m)=default

	message (snowflake channel_id, const embed &_embed)
	Construct a new message object with a channel and content. More...

	message (snowflake channel_id, const std::string &content, message_type type=mt_default)
	Construct a new message object with a channel and content. More...

	~message () override=default
	Destroy the message object. More...

message &	add_component (const component &c)
	Add a component (button) to message. More...

message &	add_embed (const embed &e)
	Add an embed to message. More...

message &	add_file (const std::string &filename, const std::string &filecontent, const std::string &filemimetype="")
	Add a file to the message. More...

message &	add_sticker (const snowflake &id)
	Add a sticker to this message. More...

message &	add_sticker (const sticker &s)
	Add a sticker to this message. More...

std::string	build_json (bool with_id=false) const
	Convert object to json string. More...

message &	fill_from_json (nlohmann::json *j)
	Convert object from nlohmann::json. More...

message &	fill_from_json (nlohmann::json *j, cache_policy_t cp)
	Fill this object from json. More...

constexpr double	get_creation_time () const noexcept
	Get the creation time of this object according to Discord. More...

const poll &	get_poll () const
	Convenience method to get the poll attached to this message. More...

std::string	get_url () const
	Returns URL to message. More...

bool	has_poll () const noexcept
	Method to check if the message has a poll. More...

bool	has_remix_attachment () const
	Returns true if message has remixed attachment. More...

bool	has_thread () const
	True if has thread attached. More...

bool	is_crosspost () const
	Returns true if posted from other servers announcement channel via webhook. More...

bool	is_crossposted () const
	Returns true if the message was crossposted to other servers. More...

bool	is_dm () const
	Returns true if the message is from a DM. More...

bool	is_ephemeral () const
	True if ephemeral (visible only to issuer of a slash command) More...

bool	is_loading () const
	True if loading. More...

bool	is_source_message_deleted () const
	True if source message was deleted. More...

bool	is_thread_mention_failed () const
	Returns true if this message failed to mention some roles and add their members to the thread. More...

bool	is_urgent () const
	True if urgent. More...

bool	is_voice_message () const
	True if the message is a voice message. More...

constexpr bool	operator!= (const managed &other) const noexcept
	Comparison operator for comparing two managed objects by id. More...

message &	operator= (const message &m)=default
	Copy a message object. More...

message &	operator= (message &&m)=default
	Move a message object. More...

constexpr bool	operator== (const managed &other) const noexcept
	Comparison operator for comparing two managed objects by id. More...

message &	set_allowed_mentions (bool _parse_users=false, bool _parse_roles=false, bool _parse_everyone=false, bool _replied_user=false, const std::vector< snowflake > &users={}, const std::vector< snowflake > &roles={})
	Set the allowed mentions object for pings on the message. More...

message &	set_channel_id (snowflake _channel_id)
	Set the channel id. More...

message &	set_content (const std::string &c)
	Set the message content. More...

message &	set_file_content (const std::string &fc)
	Set the file content of the last file in list. More...

message &	set_filename (const std::string &fn)
	Set the filename of the last file in list. More...

message &	set_flags (uint16_t f)
	Set the flags. More...

message &	set_guild_id (snowflake _guild_id)
	Set the channel id. More...

message &	set_poll (const poll &p)
	Convenience method to set the poll. More...

message &	set_reference (snowflake _message_id, snowflake _guild_id=0, snowflake _channel_id=0, bool fail_if_not_exists=false)
	Set the original message reference for replies/crossposts. More...

message &	set_type (message_type t)
	Set the message type. More...

bool	suppress_embeds () const
	True if embeds have been removed. More...

message &	suppress_embeds (bool suppress)
	Set whether embeds should be suppressed. More...

bool	suppress_notifications () const
	True if the message will not trigger push and desktop notifications. More...

virtual json	to_json (bool with_id, bool is_interaction_response) const
	Build JSON from this object. More...

auto	to_json (bool with_id=false) const
	Convert object to nlohmann::json. More...

Public Attributes
struct dpp::message::allowed_ref	allowed_mentions

std::optional< poll >	attached_poll
	Optional poll attached to this message. More...

std::vector< attachment >	attachments
	Any attached files. More...

user	author
	The author of this message. More...

snowflake	channel_id
	ID of the channel the message was sent in. More...

std::vector< dpp::component >	components
	Message components. More...

std::string	content
	Contents of the message. More...

time_t	edited
	When this message was edited. More...

std::vector< embed >	embeds
	Up to 10 dpp::embed objects. More...

std::vector< message_file_data >	file_data
	An array of file data to use for uploading files. More...

uint16_t	flags
	Flags made from dpp::message_flags. More...

snowflake	guild_id
	Optional: ID of the guild the message was sent in. More...

snowflake	id = {}
	Unique ID of object set by Discord. More...

struct dpp::message::message_interaction_struct	interaction

guild_member	member
	Optional: member properties for this message's author. More...

std::vector< channel >	mention_channels
	Channels mentioned in the message. More...

bool	mention_everyone
	Whether this message mentions everyone. More...

std::vector< snowflake >	mention_roles
	Roles specifically mentioned in this message (only IDs currently). More...

std::vector< std::pair< user, guild_member > >	mentions
	Users specifically mentioned in the message. More...

struct dpp::message::message_ref	message_reference

std::string	nonce
	Optional: Used for validating a message was sent. More...

class cluster *	owner
	The cluster which created this message object. More...

bool	pinned
	Whether this message is pinned. More...

std::vector< reaction >	reactions
	Optional: reactions to the message. More...

time_t	sent
	When this message was sent. More...

std::vector< sticker >	stickers
	Partial stickers. More...

bool	tts
	Whether this was a TTS message. More...

message_type	type
	Message type. More...

snowflake	webhook_id
	Optional: Webhook ID. More...

Protected Member Functions
message &	fill_from_json_impl (nlohmann::json *j)
	Read class values from json object. More...

json	to_json_impl (bool with_id=false) const
	Build a JSON from this object. More...

Friends
struct	json_interface< message >

Detailed Description

Represents messages sent and received on Discord.

Constructor & Destructor Documentation

◆ message() [1/8]

dpp::message::message ( )

Construct a new message object.

◆ message() [2/8]

dpp::message::message ( const message & m )

default

◆ message() [3/8]

dpp::message::message ( message && m )

default

◆ message() [4/8]

dpp::message::message ( class cluster * o )

Construct a new message object.

Parameters

o	Owning cluster, passed down to various things such as dpp::attachment. Owning cluster is optional (can be nullptr) and if nulled, will prevent some functions such as attachment::download from functioning (they will throw, if used)

◆ message() [5/8]

dpp::message::message	(	snowflake	channel_id,
		const std::string &	content,
		message_type	type = `mt_default`
	)

Construct a new message object with a channel and content.

Parameters

channel_id	The channel to send the message to
content	The content of the message. It will be truncated to the maximum length of 4000 UTF-8 characters.
type	The message type to create

◆ message() [6/8]

dpp::message::message ( const embed & _embed )

Construct a new message object with content.

Parameters

_embed An embed to send

◆ message() [7/8]

dpp::message::message	(	snowflake	channel_id,
		const embed &	_embed
	)

Construct a new message object with a channel and content.

Parameters

channel_id	The channel to send the message to
_embed	An embed to send

◆ message() [8/8]

dpp::message::message	(	const std::string &	content,
		message_type	type = `mt_default`
	)

Construct a new message object with content.

Parameters

content	The content of the message. It will be truncated to the maximum length of 4000 UTF-8 characters.
type	The message type to create

References dpp::int32_not_null().

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◆ ~message()

dpp::message::~message ( )

overridedefault

Destroy the message object.

Member Function Documentation

◆ add_component()

message & dpp::message::add_component ( const component & c )

Add a component (button) to message.

Parameters

c	component to add

Returns: message& reference to self

References flags.

◆ add_embed()

message & dpp::message::add_embed ( const embed & e )

Add an embed to message.

Parameters

e	embed to add

Returns: message& reference to self

References type.

◆ add_file()

message & dpp::message::add_file	(	const std::string &	filename,
		const std::string &	filecontent,
		const std::string &	filemimetype = `""`
	)

Add a file to the message.

Parameters

filename	filename
filecontent	raw file content contained in std::string
filemimetype	optional mime type of the file

Returns: message& reference to self

◆ add_sticker() [1/2]

message & dpp::message::add_sticker ( const snowflake & id )

Add a sticker to this message.

As of writing this, a message can only contain up to 3 stickers

Parameters

id	id of the sticker to add

Returns: message& reference to self

◆ add_sticker() [2/2]

message & dpp::message::add_sticker ( const sticker & s )

Add a sticker to this message.

As of writing this, a message can only contain up to 3 stickers

Parameters

s	sticker to add

Returns: message& reference to self

References file_data, and dpp::message_file_data::name.

◆ build_json()

std::string dpp::json_interface< message >::build_json ( bool with_id = false ) const

inlineinherited

Convert object to json string.

Parameters

with_id Whether to include the ID or not

Note: Some fields are conditionally filled, do not rely on all fields being present

Returns: std::string Json built from the structure

◆ fill_from_json() [1/2]

message & dpp::json_interface< message >::fill_from_json ( nlohmann::json * j )

inlineinherited

Convert object from nlohmann::json.

Parameters

j	nlohmann::json object

Returns: T& Reference to self for fluent calling

◆ fill_from_json() [2/2]

message & dpp::message::fill_from_json	(	nlohmann::json *	j,
		cache_policy_t	cp
	)

Fill this object from json.

Parameters

j	JSON object to fill from
cp	Cache policy for user records, whether or not we cache users when a message is received

Returns: A reference to self

◆ fill_from_json_impl()

message& dpp::message::fill_from_json_impl ( nlohmann::json * j )

inlineprotected

Read class values from json object.

Parameters

j	A json object to read from

Returns: A reference to self

◆ get_creation_time()

constexpr double dpp::managed::get_creation_time ( ) const

inlineconstexprnoexceptinherited

Get the creation time of this object according to Discord.

Returns: double creation time inferred from the snowflake ID. The minimum possible value is the first second of 2015.

◆ get_poll()

const poll & dpp::message::get_poll ( ) const

Convenience method to get the poll attached to this message.

Exceptions

std::bad_optional_access if has_poll() == false

Returns: const poll& Poll attached to this object

◆ get_url()

std::string dpp::message::get_url ( ) const

Returns URL to message.

Returns: string of URL to message

References dpp::json_interface< T >::fill_from_json(), and dpp::sticker::sticker_user.

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◆ has_poll()

bool dpp::message::has_poll ( ) const

noexcept

Method to check if the message has a poll.

Returns: bool Whether the message has a poll

◆ has_remix_attachment()

bool dpp::message::has_remix_attachment ( ) const

Returns true if message has remixed attachment.

Returns: true if message has remixed attachment

◆ has_thread()

bool dpp::message::has_thread ( ) const

True if has thread attached.

Returns: true if has thread attached

References flags, and dpp::m_is_voice_message.

◆ is_crosspost()

bool dpp::message::is_crosspost ( ) const

Returns true if posted from other servers announcement channel via webhook.

Returns: true if posted from other server

◆ is_crossposted()

bool dpp::message::is_crossposted ( ) const

Returns true if the message was crossposted to other servers.

Returns: true if crossposted

◆ is_dm()

bool dpp::message::is_dm ( ) const

Returns true if the message is from a DM.

Returns: true if message is a DM

◆ is_ephemeral()

bool dpp::message::is_ephemeral ( ) const

True if ephemeral (visible only to issuer of a slash command)

Returns: true if ephemeral

References dpp::snowflake_not_null().

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◆ is_loading()

bool dpp::message::is_loading ( ) const

True if loading.

Returns: true if loading

◆ is_source_message_deleted()

bool dpp::message::is_source_message_deleted ( ) const

True if source message was deleted.

Returns: true if source message deleted

References flags, and dpp::m_thread_mention_failed.

◆ is_thread_mention_failed()

bool dpp::message::is_thread_mention_failed ( ) const

Returns true if this message failed to mention some roles and add their members to the thread.

Returns: true if this message failed to mention some roles and add their members to the thread

◆ is_urgent()

bool dpp::message::is_urgent ( ) const

True if urgent.

Returns: true if urgent

References flags, and dpp::m_suppress_notifications.

◆ is_voice_message()

bool dpp::message::is_voice_message ( ) const

True if the message is a voice message.

Returns: True if voice message

References dpp::cp_none, and dpp::cache_policy_t::user_policy.

◆ operator!=()

constexpr bool dpp::managed::operator!= ( const managed & other ) const

inlineconstexprnoexceptinherited

Comparison operator for comparing two managed objects by id.

Parameters

other Other object to compare against

Returns: true objects are not the same id; false objects are the same id

◆ operator=() [1/2]

message& dpp::message::operator= ( const message & m )

default

Copy a message object.

Parameters

m	Message to copy

Returns: message& Reference to self

◆ operator=() [2/2]

message& dpp::message::operator= ( message && m )

default

Move a message object.

Parameters

m	Message to move

Returns: message& Reference to self

◆ operator==()

constexpr bool dpp::managed::operator== ( const managed & other ) const

inlineconstexprnoexceptinherited

Comparison operator for comparing two managed objects by id.

Parameters

other Other object to compare against

Returns: true objects are the same id; false objects are not the same id

◆ set_allowed_mentions()

message & dpp::message::set_allowed_mentions	(	bool	_parse_users = `false`,
		bool	_parse_roles = `false`,
		bool	_parse_everyone = `false`,
		bool	_replied_user = `false`,
		const std::vector< snowflake > &	users = `{}`,
		const std::vector< snowflake > &	roles = `{}`
	)

Set the allowed mentions object for pings on the message.

Parameters

_parse_users	whether or not to parse users in the message content or embeds, default false
_parse_roles	whether or not to parse roles in the message content or embeds, default false
_parse_everyone	whether or not to parse everyone/here in the message content or embeds, default false
_replied_user	if set to true and this is a reply, then ping the user we reply to, default false
users	list of user ids to allow pings for, default an empty vector
roles	list of role ids to allow pings for, default an empty vector

Returns: message& reference to self

◆ set_channel_id()

message & dpp::message::set_channel_id ( snowflake _channel_id )

Set the channel id.

Parameters

_channel_id channel id

Returns: message& reference to self

References attached_poll.

◆ set_content()

message & dpp::message::set_content ( const std::string & c )

Set the message content.

Parameters

c	message content. It will be truncated to the maximum length of 4000 UTF-8 characters.

Returns: message& reference to self

Referenced by event_handler_test().

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◆ set_file_content()

message & dpp::message::set_file_content ( const std::string & fc )

Set the file content of the last file in list.

Parameters

fc	raw file content contained in std::string

Returns: message& reference to self

Deprecated:: Use message::add_file instead

◆ set_filename()

message & dpp::message::set_filename ( const std::string & fn )

Set the filename of the last file in list.

Parameters

fn filename

Returns: message& reference to self

Deprecated:: Use message::add_file instead

◆ set_flags()

message & dpp::message::set_flags ( uint16_t f )

Set the flags.

Parameters

f	flags to set from dpp::message_flags

Returns: message& reference to self

◆ set_guild_id()

message & dpp::message::set_guild_id ( snowflake _guild_id )

Set the channel id.

Parameters

_guild_id channel id

Returns: message& reference to self

◆ set_poll()

message & dpp::message::set_poll ( const poll & p )

Convenience method to set the poll.

Returns: message& Self reference for method chaining

◆ set_reference()

message & dpp::message::set_reference	(	snowflake	_message_id,
		snowflake	_guild_id = `0`,
		snowflake	_channel_id = `0`,
		bool	fail_if_not_exists = `false`
	)

Set the original message reference for replies/crossposts.

Parameters

_message_id	message id to reply to
_guild_id	guild id to reply to (optional)
_channel_id	channel id to reply to (optional)
fail_if_not_exists	true if the message send should fail if these values are invalid (optional)

Returns: message& reference to self

Referenced by dpp::message_create_t::send().

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◆ set_type()

message & dpp::message::set_type ( message_type t )

Set the message type.

Parameters

t	type to set

Returns: message& reference to self

References dpp::message_file_data::content, and file_data.

◆ suppress_embeds() [1/2]

bool dpp::message::suppress_embeds ( ) const

True if embeds have been removed.

Returns: true if embeds removed

◆ suppress_embeds() [2/2]

message & dpp::message::suppress_embeds ( bool suppress )

Set whether embeds should be suppressed.

Parameters

suppress whether embeds should be suppressed

Returns: message& reference to self

◆ suppress_notifications()

bool dpp::message::suppress_notifications ( ) const

True if the message will not trigger push and desktop notifications.

Returns: True if notifications suppressed

◆ to_json() [1/2]

json dpp::message::to_json	(	bool	with_id,
		bool	is_interaction_response
	)		const

virtual

Build JSON from this object.

Parameters

with_id	True if the ID is to be included in the built JSON
is_interaction_response	Set to true if this message is intended to be included in an interaction response. This will exclude some fields that are not valid in interactions at this time.

Returns: The JSON text of the message

References dpp::message::message_ref::channel_id, dpp::message::message_ref::fail_if_not_exists, dpp::message::message_ref::guild_id, dpp::message::message_ref::message_id, and message_reference.

◆ to_json() [2/2]

auto dpp::json_interface< message >::to_json ( bool with_id = false ) const

inlineinherited

Convert object to nlohmann::json.

Parameters

with_id Whether to include the ID or not

Note: Some fields are conditionally filled, do not rely on all fields being present

Returns: json Json built from the structure

◆ to_json_impl()

json dpp::message::to_json_impl ( bool with_id = false ) const

inlineprotected

Build a JSON from this object.

Parameters

with_id True if an ID is to be included in the JSON

Returns: JSON

Friends And Related Function Documentation

◆ json_interface< message >

friend struct json_interface< message >

friend

Member Data Documentation

◆ allowed_mentions

struct dpp::message::allowed_ref dpp::message::allowed_mentions

◆ attached_poll

std::optional<poll> dpp::message::attached_poll

Optional poll attached to this message.

Referenced by set_channel_id().

◆ attachments

std::vector<attachment> dpp::message::attachments

Any attached files.

◆ author

user dpp::message::author

The author of this message.

Warning: This is not guaranteed to be a valid user.

◆ channel_id

snowflake dpp::message::channel_id

ID of the channel the message was sent in.

Referenced by event_handler_test(), dpp::attachment::get_issued_time(), and dpp::message_create_t::send().

◆ components

std::vector<dpp::component> dpp::message::components

Message components.

◆ content

std::string dpp::message::content

Contents of the message.

Referenced by event_handler_test().

◆ edited

time_t dpp::message::edited

When this message was edited.

Note: This may be 0 if never edited.

◆ embeds

std::vector<embed> dpp::message::embeds

Up to 10 dpp::embed objects.

◆ file_data

std::vector<message_file_data> dpp::message::file_data

An array of file data to use for uploading files.

Note: You should use dpp::message::add_file to add data to this!

Referenced by add_sticker(), and set_type().

◆ flags

uint16_t dpp::message::flags

Flags made from dpp::message_flags.

Referenced by add_component(), has_thread(), is_source_message_deleted(), and is_urgent().

◆ guild_id

snowflake dpp::message::guild_id

Optional: ID of the guild the message was sent in.

Referenced by dpp::commandhandler::route(), and dpp::commandhandler::string_has_prefix().

◆ id

snowflake dpp::managed::id = {}

inherited

Unique ID of object set by Discord.

This value contains a timestamp, worker ID, internal server ID, and an incrementing value. Only the timestamp is relevant to us as useful metadata.

Referenced by dpp::poll::add_answer(), dpp::cluster::create_webhook(), dpp::cluster::current_user_join_thread(), dpp::invite::fill_from_json_impl(), dpp::command_permission::fill_from_json_impl(), dpp::interaction::get_resolved_role(), dpp::interaction::get_resolved_user(), dpp::cluster::global_bulk_command_create(), dpp::cluster::global_bulk_command_delete(), dpp::cluster::global_command_delete(), dpp::cluster::global_command_edit(), dpp::cluster::guild_ban_delete(), dpp::cluster::guild_command_create(), dpp::cluster::guild_command_edit_permissions(), dpp::cluster::guild_get_integrations(), dpp::events::guild_member_update::handle(), dpp::events::guild_role_create::handle(), dpp::events::channel_create::handle(), dpp::events::voice_state_update::handle(), dpp::discord_voice_client::handle_frame(), main(), dpp::component::set_disabled(), and dpp::select_option::set_label().

◆ interaction

struct dpp::message::message_interaction_struct dpp::message::interaction

◆ member

guild_member dpp::message::member

Optional: member properties for this message's author.

◆ mention_channels

std::vector<channel> dpp::message::mention_channels

Channels mentioned in the message.

Warning: Not all types supported.

Note: Discord: Only textual channels that are visible to everyone in a lurkable guild will ever be included. Only crossposted messages (via Channel Following) currently include mention_channels at all. (includes ID, Guild ID, Type, Name).

◆ mention_everyone

bool dpp::message::mention_everyone

Whether this message mentions everyone.

◆ mention_roles

std::vector<snowflake> dpp::message::mention_roles

Roles specifically mentioned in this message (only IDs currently).

◆ mentions

std::vector<std::pair<user, guild_member> > dpp::message::mentions

Users specifically mentioned in the message.

◆ message_reference

struct dpp::message::message_ref dpp::message::message_reference

Referenced by to_json().

◆ nonce

std::string dpp::message::nonce

Optional: Used for validating a message was sent.

◆ owner

class cluster* dpp::message::owner

The cluster which created this message object.

◆ pinned

bool dpp::message::pinned

Whether this message is pinned.

◆ reactions

std::vector<reaction> dpp::message::reactions

Optional: reactions to the message.

◆ sent

time_t dpp::message::sent

When this message was sent.

◆ stickers

std::vector<sticker> dpp::message::stickers

Partial stickers.

Only id, name and format_type are filled

◆ tts

bool dpp::message::tts

Whether this was a TTS message.

◆ type

message_type dpp::message::type

Message type.

Referenced by add_embed().

◆ webhook_id

snowflake dpp::message::webhook_id

Optional: Webhook ID.

Note: If the message is generated by a webhook, its ID will be here. Otherwise, the field will be 0.

The documentation for this struct was generated from the following files:

Classes

Public Member Functions

Public Attributes

Protected Member Functions

Friends

Detailed Description

Constructor & Destructor Documentation

◆ message() [1/8]

◆ message() [2/8]

◆ message() [3/8]

◆ message() [4/8]

◆ message() [5/8]

◆ message() [6/8]

◆ message() [7/8]

◆ message() [8/8]

◆ ~message()

Member Function Documentation

◆ add_component()

◆ add_embed()

◆ add_file()

◆ add_sticker() [1/2]

◆ add_sticker() [2/2]

◆ build_json()

◆ fill_from_json() [1/2]

◆ fill_from_json() [2/2]

◆ fill_from_json_impl()

◆ get_creation_time()

◆ get_poll()

◆ get_url()

◆ has_poll()

◆ has_remix_attachment()

◆ has_thread()

◆ is_crosspost()

◆ is_crossposted()

◆ is_dm()

◆ is_ephemeral()

◆ is_loading()

◆ is_source_message_deleted()

◆ is_thread_mention_failed()

◆ is_urgent()

◆ is_voice_message()

◆ operator!=()

◆ operator=() [1/2]

◆ operator=() [2/2]

◆ operator==()

◆ set_allowed_mentions()

◆ set_channel_id()

◆ set_content()

◆ set_file_content()

◆ set_filename()

◆ set_flags()

◆ set_guild_id()

◆ set_poll()

◆ set_reference()

◆ set_type()

◆ suppress_embeds() [1/2]

◆ suppress_embeds() [2/2]

◆ suppress_notifications()

◆ to_json() [1/2]

◆ to_json() [2/2]

◆ to_json_impl()

Friends And Related Function Documentation

◆ json_interface< message >

Member Data Documentation

◆ allowed_mentions

◆ attached_poll

◆ attachments

◆ author

◆ channel_id

◆ components

◆ content

◆ edited

◆ embeds

◆ file_data

◆ flags

◆ guild_id

◆ id

◆ interaction

◆ member

◆ mention_channels