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Merge pull request #1058 from dleviminzi/feature/remote-file-update
Support remote files API
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package main | ||
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import ( | ||
"fmt" | ||
"os" | ||
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"github.com/slack-go/slack" | ||
) | ||
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func main() { | ||
api := slack.New("YOUR_TOKEN_HERE") | ||
r, err := os.Open("slack-go.png") | ||
if err != nil { | ||
fmt.Printf("%s\n", err) | ||
return | ||
} | ||
defer r.Close() | ||
remotefile, err := api.AddRemoteFile(slack.RemoteFileParameters{ | ||
ExternalID: "slack-go", | ||
ExternalURL: "https://github.com/slack-go/slack", | ||
Title: "slack-go", | ||
Filetype: "go", | ||
IndexableFileContents: "golang, slack", | ||
// PreviewImage: "slack-go.png", | ||
PreviewImageReader: r, | ||
}) | ||
if err != nil { | ||
fmt.Printf("add remote file failed: %s\n", err) | ||
return | ||
} | ||
fmt.Printf("remote file: %v\n", remotefile) | ||
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_, err = api.ShareRemoteFile([]string{"CPB8DC1CM"}, remotefile.ExternalID, "") | ||
if err != nil { | ||
fmt.Printf("share remote file failed: %s\n", err) | ||
return | ||
} | ||
fmt.Printf("share remote file %s successfully.\n", remotefile.Name) | ||
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remotefiles, err := api.ListRemoteFiles(slack.ListRemoteFilesParameters{ | ||
Channel: "YOUR_CHANNEL_HERE", | ||
}) | ||
if err != nil { | ||
fmt.Printf("list remote files failed: %s\n", err) | ||
return | ||
} | ||
fmt.Printf("remote files: %v\n", remotefiles) | ||
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remotefile, err = api.UpdateRemoteFile(remotefile.ID, slack.RemoteFileParameters{ | ||
ExternalID: "slack-go", | ||
ExternalURL: "https://github.com/slack-go/slack", | ||
Title: "slack-go", | ||
Filetype: "go", | ||
IndexableFileContents: "golang, slack, github", | ||
}) | ||
if err != nil { | ||
fmt.Printf("update remote file failed: %s\n", err) | ||
return | ||
} | ||
fmt.Printf("remote file: %v\n", remotefile) | ||
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info, err := api.GetRemoteFileInfo(remotefile.ExternalID, "") | ||
if err != nil { | ||
fmt.Printf("get remote file info failed: %s\n", err) | ||
return | ||
} | ||
fmt.Printf("remote file info: %v\n", info) | ||
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err = api.RemoveRemoteFile(remotefile.ExternalID, "") | ||
if err != nil { | ||
fmt.Printf("remove remote file failed: %s\n", err) | ||
return | ||
} | ||
fmt.Printf("remote file %s deleted successfully.\n", remotefile.Name) | ||
} |
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package slack | ||
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import ( | ||
"context" | ||
"fmt" | ||
"io" | ||
"net/url" | ||
"strconv" | ||
"strings" | ||
) | ||
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const ( | ||
DEFAULT_REMOTE_FILES_CHANNEL = "" | ||
DEFAULT_REMOTE_FILES_TS_FROM = 0 | ||
DEFAULT_REMOTE_FILES_TS_TO = -1 | ||
DEFAULT_REMOTE_FILES_COUNT = 100 | ||
) | ||
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// 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"` | ||
} | ||
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// 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 | ||
} | ||
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// 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 | ||
} | ||
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type remoteFileResponseFull struct { | ||
RemoteFile `json:"file"` | ||
Paging `json:"paging"` | ||
Files []RemoteFile `json:"files"` | ||
SlackResponse | ||
} | ||
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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 | ||
} | ||
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return response, response.Err() | ||
} | ||
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// 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) | ||
} | ||
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// 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) | ||
} | ||
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if err != nil { | ||
return nil, err | ||
} | ||
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return &response.RemoteFile, response.Err() | ||
} | ||
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// 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) | ||
} | ||
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// 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) | ||
} | ||
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response, err := api.remoteFileRequest(ctx, "files.remote.list", values) | ||
if err != nil { | ||
return nil, err | ||
} | ||
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params.Cursor = response.SlackResponse.ResponseMetadata.Cursor | ||
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return response.Files, nil | ||
} | ||
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// 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) | ||
} | ||
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// 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 | ||
} | ||
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// 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) | ||
} | ||
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// 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 | ||
} | ||
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// 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) | ||
} | ||
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// 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) | ||
} | ||
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if err != nil { | ||
return nil, err | ||
} | ||
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return &response.RemoteFile, response.Err() | ||
} | ||
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// 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) | ||
} | ||
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// 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 | ||
} |
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