send_photo

template<class Agent>
api_result<message_t, Agent&&> send_photo(Agent &&agent, send_photo_args_t args)

template<class Agent, class F>
void send_photo(Agent &&agent, send_photo_args_t args, F &&callback)

agent is any object satisfying agent concept.

callback is any callable object accepting expected<message_t>.

Use this method to send photos. On success, the sent Message is returned.

struct send_photo_args_t

Arguments that should be passed to send_photo().

variant_t<integer_t, string_t> chat_id

Unique identifier for the target chat or username of the target channel (in the format @channelusername)

variant_t<input_file_t, string_t> photo

Photo to send. Pass a file_id as String to send a photo that exists on the Telegram servers (recommended), pass an HTTP URL as a String for Telegram to get a photo from the Internet, or upload a new photo using multipart/form-data. The photo must be at most 10 MB in size. The photo’s width and height must not exceed 10000 in total. Width and height ratio must be at most 20. More information on Sending Files »

optional_t<integer_t> message_thread_id

Unique identifier for the target message thread (topic) of the forum; for forum supergroups only

optional_t<string_t> caption

Photo caption (may also be used when resending photos by file_id), 0-1024 characters after entities parsing

optional_t<string_t> parse_mode

Mode for parsing entities in the photo caption. See formatting options for more details.

optional_t<array_t<message_entity_t>> caption_entities

A JSON-serialized list of special entities that appear in the caption, which can be specified instead of parse_mode

optional_t<boolean_t> show_caption_above_media

Pass True, if the caption must be shown above the message media

optional_t<boolean_t> has_spoiler

Pass True if the photo needs to be covered with a spoiler animation

optional_t<boolean_t> disable_notification

Sends the message silently. Users will receive a notification with no sound.

optional_t<boolean_t> protect_content

Protects the contents of the sent message from forwarding and saving

optional_t<string_t> message_effect_id

Unique identifier of the message effect to be added to the message; for private chats only

optional_t<reply_parameters_t> reply_parameters

Description of the message to reply to

optional_t<variant_t<inline_keyboard_markup_t, reply_keyboard_markup_t, reply_keyboard_remove_t, force_reply_t>> reply_markup

Additional interface options. A JSON-serialized object for an inline keyboard, custom reply keyboard, instructions to remove a reply keyboard or to force a reply from the user

optional_t<string_t> business_connection_id

Unique identifier of the business connection on behalf of which the message will be sent