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matterbridge/vendor/github.com/slack-go/slack/remotefiles.go
2022-06-25 00:36:16 +02:00

317 lines
11 KiB
Go

package slack
import (
"context"
"fmt"
"io"
"net/url"
"strconv"
"strings"
)
const (
DEFAULT_REMOTE_FILES_CHANNEL = ""
DEFAULT_REMOTE_FILES_TS_FROM = 0
DEFAULT_REMOTE_FILES_TS_TO = -1
DEFAULT_REMOTE_FILES_COUNT = 100
)
// RemoteFile contains all the information for a remote file
// For more details:
// https://api.slack.com/messaging/files/remote
type RemoteFile struct {
ID string `json:"id"`
Created JSONTime `json:"created"`
Timestamp JSONTime `json:"timestamp"`
Name string `json:"name"`
Title string `json:"title"`
Mimetype string `json:"mimetype"`
Filetype string `json:"filetype"`
PrettyType string `json:"pretty_type"`
User string `json:"user"`
Editable bool `json:"editable"`
Size int `json:"size"`
Mode string `json:"mode"`
IsExternal bool `json:"is_external"`
ExternalType string `json:"external_type"`
IsPublic bool `json:"is_public"`
PublicURLShared bool `json:"public_url_shared"`
DisplayAsBot bool `json:"display_as_bot"`
Username string `json:"username"`
URLPrivate string `json:"url_private"`
Permalink string `json:"permalink"`
CommentsCount int `json:"comments_count"`
IsStarred bool `json:"is_starred"`
Shares Share `json:"shares"`
Channels []string `json:"channels"`
Groups []string `json:"groups"`
IMs []string `json:"ims"`
ExternalID string `json:"external_id"`
ExternalURL string `json:"external_url"`
HasRichPreview bool `json:"has_rich_preview"`
}
// RemoteFileParameters contains required and optional parameters for a remote file.
//
// ExternalID is a user defined GUID, ExternalURL is where the remote file can be accessed,
// and Title is the name of the file.
//
// For more details:
// https://api.slack.com/methods/files.remote.add
type RemoteFileParameters struct {
ExternalID string // required
ExternalURL string // required
Title string // required
Filetype string
IndexableFileContents string
PreviewImage string
PreviewImageReader io.Reader
}
// ListRemoteFilesParameters contains arguments for the ListRemoteFiles method.
// For more details:
// https://api.slack.com/methods/files.remote.list
type ListRemoteFilesParameters struct {
Channel string
Cursor string
Limit int
TimestampFrom JSONTime
TimestampTo JSONTime
}
type remoteFileResponseFull struct {
RemoteFile `json:"file"`
Paging `json:"paging"`
Files []RemoteFile `json:"files"`
SlackResponse
}
func (api *Client) remoteFileRequest(ctx context.Context, path string, values url.Values) (*remoteFileResponseFull, error) {
response := &remoteFileResponseFull{}
err := api.postMethod(ctx, path, values, response)
if err != nil {
return nil, err
}
return response, response.Err()
}
// AddRemoteFile adds a remote file. Unlike regular files, remote files must be explicitly shared.
// For more details:
// https://api.slack.com/methods/files.remote.add
func (api *Client) AddRemoteFile(params RemoteFileParameters) (*RemoteFile, error) {
return api.AddRemoteFileContext(context.Background(), params)
}
// AddRemoteFileContext adds a remote file and setting a custom context
// For more details see the AddRemoteFile documentation.
func (api *Client) AddRemoteFileContext(ctx context.Context, params RemoteFileParameters) (remotefile *RemoteFile, err error) {
if params.ExternalID == "" || params.ExternalURL == "" || params.Title == "" {
return nil, ErrParametersMissing
}
response := &remoteFileResponseFull{}
values := url.Values{
"token": {api.token},
"external_id": {params.ExternalID},
"external_url": {params.ExternalURL},
"title": {params.Title},
}
if params.Filetype != "" {
values.Add("filetype", params.Filetype)
}
if params.IndexableFileContents != "" {
values.Add("indexable_file_contents", params.IndexableFileContents)
}
if params.PreviewImage != "" {
err = postLocalWithMultipartResponse(ctx, api.httpclient, api.endpoint+"files.remote.add", params.PreviewImage, "preview_image", api.token, values, response, api)
} else if params.PreviewImageReader != nil {
err = postWithMultipartResponse(ctx, api.httpclient, api.endpoint+"files.remote.add", "preview.png", "preview_image", api.token, values, params.PreviewImageReader, response, api)
} else {
response, err = api.remoteFileRequest(ctx, "files.remote.add", values)
}
if err != nil {
return nil, err
}
return &response.RemoteFile, response.Err()
}
// ListRemoteFiles retrieves all remote files according to the parameters given. Uses cursor based pagination.
// For more details:
// https://api.slack.com/methods/files.remote.list
func (api *Client) ListRemoteFiles(params ListRemoteFilesParameters) ([]RemoteFile, error) {
return api.ListRemoteFilesContext(context.Background(), params)
}
// ListRemoteFilesContext retrieves all remote files according to the parameters given with a custom context. Uses cursor based pagination.
// For more details see the ListRemoteFiles documentation.
func (api *Client) ListRemoteFilesContext(ctx context.Context, params ListRemoteFilesParameters) ([]RemoteFile, error) {
values := url.Values{
"token": {api.token},
}
if params.Channel != DEFAULT_REMOTE_FILES_CHANNEL {
values.Add("channel", params.Channel)
}
if params.TimestampFrom != DEFAULT_REMOTE_FILES_TS_FROM {
values.Add("ts_from", strconv.FormatInt(int64(params.TimestampFrom), 10))
}
if params.TimestampTo != DEFAULT_REMOTE_FILES_TS_TO {
values.Add("ts_to", strconv.FormatInt(int64(params.TimestampTo), 10))
}
if params.Limit != DEFAULT_REMOTE_FILES_COUNT {
values.Add("limit", strconv.Itoa(params.Limit))
}
if params.Cursor != "" {
values.Add("cursor", params.Cursor)
}
response, err := api.remoteFileRequest(ctx, "files.remote.list", values)
if err != nil {
return nil, err
}
params.Cursor = response.SlackResponse.ResponseMetadata.Cursor
return response.Files, nil
}
// GetRemoteFileInfo retrieves the complete remote file information.
// For more details:
// https://api.slack.com/methods/files.remote.info
func (api *Client) GetRemoteFileInfo(externalID, fileID string) (remotefile *RemoteFile, err error) {
return api.GetRemoteFileInfoContext(context.Background(), externalID, fileID)
}
// GetRemoteFileInfoContext retrieves the complete remote file information given with a custom context.
// For more details see the GetRemoteFileInfo documentation.
func (api *Client) GetRemoteFileInfoContext(ctx context.Context, externalID, fileID string) (remotefile *RemoteFile, err error) {
if fileID == "" && externalID == "" {
return nil, fmt.Errorf("either externalID or fileID is required")
}
if fileID != "" && externalID != "" {
return nil, fmt.Errorf("don't provide both externalID and fileID")
}
values := url.Values{
"token": {api.token},
}
if fileID != "" {
values.Add("file", fileID)
}
if externalID != "" {
values.Add("external_id", externalID)
}
response, err := api.remoteFileRequest(ctx, "files.remote.info", values)
if err != nil {
return nil, err
}
return &response.RemoteFile, err
}
// ShareRemoteFile shares a remote file to channels
// For more details:
// https://api.slack.com/methods/files.remote.share
func (api *Client) ShareRemoteFile(channels []string, externalID, fileID string) (file *RemoteFile, err error) {
return api.ShareRemoteFileContext(context.Background(), channels, externalID, fileID)
}
// ShareRemoteFileContext shares a remote file to channels with a custom context.
// For more details see the ShareRemoteFile documentation.
func (api *Client) ShareRemoteFileContext(ctx context.Context, channels []string, externalID, fileID string) (file *RemoteFile, err error) {
if channels == nil || len(channels) == 0 {
return nil, ErrParametersMissing
}
if fileID == "" && externalID == "" {
return nil, fmt.Errorf("either externalID or fileID is required")
}
values := url.Values{
"token": {api.token},
"channels": {strings.Join(channels, ",")},
}
if fileID != "" {
values.Add("file", fileID)
}
if externalID != "" {
values.Add("external_id", externalID)
}
response, err := api.remoteFileRequest(ctx, "files.remote.share", values)
if err != nil {
return nil, err
}
return &response.RemoteFile, err
}
// UpdateRemoteFile updates a remote file
// For more details:
// https://api.slack.com/methods/files.remote.update
func (api *Client) UpdateRemoteFile(fileID string, params RemoteFileParameters) (remotefile *RemoteFile, err error) {
return api.UpdateRemoteFileContext(context.Background(), fileID, params)
}
// UpdateRemoteFileContext updates a remote file with a custom context
// For more details see the UpdateRemoteFile documentation.
func (api *Client) UpdateRemoteFileContext(ctx context.Context, fileID string, params RemoteFileParameters) (remotefile *RemoteFile, err error) {
response := &remoteFileResponseFull{}
values := url.Values{
"token": {api.token},
}
if fileID != "" {
values.Add("file", fileID)
}
if params.ExternalID != "" {
values.Add("external_id", params.ExternalID)
}
if params.ExternalURL != "" {
values.Add("external_url", params.ExternalURL)
}
if params.Title != "" {
values.Add("title", params.Title)
}
if params.Filetype != "" {
values.Add("filetype", params.Filetype)
}
if params.IndexableFileContents != "" {
values.Add("indexable_file_contents", params.IndexableFileContents)
}
if params.PreviewImageReader != nil {
err = postWithMultipartResponse(ctx, api.httpclient, api.endpoint+"files.remote.update", "preview.png", "preview_image", api.token, values, params.PreviewImageReader, response, api)
} else {
response, err = api.remoteFileRequest(ctx, "files.remote.update", values)
}
if err != nil {
return nil, err
}
return &response.RemoteFile, response.Err()
}
// RemoveRemoteFile removes a remote file.
// For more details:
// https://api.slack.com/methods/files.remote.remove
func (api *Client) RemoveRemoteFile(externalID, fileID string) (err error) {
return api.RemoveRemoteFileContext(context.Background(), externalID, fileID)
}
// RemoveRemoteFileContext removes a remote file with a custom context
// For more information see the RemoveRemoteFiles documentation.
func (api *Client) RemoveRemoteFileContext(ctx context.Context, externalID, fileID string) (err error) {
if fileID == "" && externalID == "" {
return fmt.Errorf("either externalID or fileID is required")
}
if fileID != "" && externalID != "" {
return fmt.Errorf("don't provide both externalID and fileID")
}
values := url.Values{
"token": {api.token},
}
if fileID != "" {
values.Add("file", fileID)
}
if externalID != "" {
values.Add("external_id", externalID)
}
_, err = api.remoteFileRequest(ctx, "files.remote.remove", values)
return err
}