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package slack
import (
"errors"
"net/url"
"strconv"
"strings"
)
const (
// Add here the defaults in the siten
DEFAULT_FILES_USER = ""
DEFAULT_FILES_CHANNEL = ""
DEFAULT_FILES_TS_FROM = 0
DEFAULT_FILES_TS_TO = -1
DEFAULT_FILES_TYPES = "all"
DEFAULT_FILES_COUNT = 100
DEFAULT_FILES_PAGE = 1
)
// File contains all the information for a file
type File 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"`
ImageExifRotation int `json:"image_exif_rotation"`
Filetype string `json:"filetype"`
PrettyType string `json:"pretty_type"`
User string `json:"user"`
Mode string `json:"mode"`
Editable bool `json:"editable"`
IsExternal bool `json:"is_external"`
ExternalType string `json:"external_type"`
Size int `json:"size"`
URL string `json:"url"` // Deprecated - never set
URLDownload string `json:"url_download"` // Deprecated - never set
URLPrivate string `json:"url_private"`
URLPrivateDownload string `json:"url_private_download"`
OriginalH int `json:"original_h"`
OriginalW int `json:"original_w"`
Thumb64 string `json:"thumb_64"`
Thumb80 string `json:"thumb_80"`
Thumb160 string `json:"thumb_160"`
Thumb360 string `json:"thumb_360"`
Thumb360Gif string `json:"thumb_360_gif"`
Thumb360W int `json:"thumb_360_w"`
Thumb360H int `json:"thumb_360_h"`
Thumb480 string `json:"thumb_480"`
Thumb480W int `json:"thumb_480_w"`
Thumb480H int `json:"thumb_480_h"`
Thumb720 string `json:"thumb_720"`
Thumb720W int `json:"thumb_720_w"`
Thumb720H int `json:"thumb_720_h"`
Thumb960 string `json:"thumb_960"`
Thumb960W int `json:"thumb_960_w"`
Thumb960H int `json:"thumb_960_h"`
Thumb1024 string `json:"thumb_1024"`
Thumb1024W int `json:"thumb_1024_w"`
Thumb1024H int `json:"thumb_1024_h"`
Permalink string `json:"permalink"`
PermalinkPublic string `json:"permalink_public"`
EditLink string `json:"edit_link"`
Preview string `json:"preview"`
PreviewHighlight string `json:"preview_highlight"`
Lines int `json:"lines"`
LinesMore int `json:"lines_more"`
IsPublic bool `json:"is_public"`
PublicURLShared bool `json:"public_url_shared"`
Channels []string `json:"channels"`
Groups []string `json:"groups"`
IMs []string `json:"ims"`
InitialComment Comment `json:"initial_comment"`
CommentsCount int `json:"comments_count"`
NumStars int `json:"num_stars"`
IsStarred bool `json:"is_starred"`
}
// FileUploadParameters contains all the parameters necessary (including the optional ones) for an UploadFile() request
type FileUploadParameters struct {
File string
Content string
Filetype string
Filename string
Title string
InitialComment string
Channels []string
}
// GetFilesParameters contains all the parameters necessary (including the optional ones) for a GetFiles() request
type GetFilesParameters struct {
User string
Channel string
TimestampFrom JSONTime
TimestampTo JSONTime
Types string
Count int
Page int
}
type fileResponseFull struct {
File `json:"file"`
Paging `json:"paging"`
Comments []Comment `json:"comments"`
Files []File `json:"files"`
SlackResponse
}
// NewGetFilesParameters provides an instance of GetFilesParameters with all the sane default values set
func NewGetFilesParameters() GetFilesParameters {
return GetFilesParameters{
User: DEFAULT_FILES_USER,
Channel: DEFAULT_FILES_CHANNEL,
TimestampFrom: DEFAULT_FILES_TS_FROM,
TimestampTo: DEFAULT_FILES_TS_TO,
Types: DEFAULT_FILES_TYPES,
Count: DEFAULT_FILES_COUNT,
Page: DEFAULT_FILES_PAGE,
}
}
func fileRequest(path string, values url.Values, debug bool) (*fileResponseFull, error) {
response := &fileResponseFull{}
err := post(path, values, response, debug)
if err != nil {
return nil, err
}
if !response.Ok {
return nil, errors.New(response.Error)
}
return response, nil
}
// GetFileInfo retrieves a file and related comments
func (api *Client) GetFileInfo(fileID string, count, page int) (*File, []Comment, *Paging, error) {
values := url.Values{
"token": {api.config.token},
"file": {fileID},
"count": {strconv.Itoa(count)},
"page": {strconv.Itoa(page)},
}
response, err := fileRequest("files.info", values, api.debug)
if err != nil {
return nil, nil, nil, err
}
return &response.File, response.Comments, &response.Paging, nil
}
// GetFiles retrieves all files according to the parameters given
func (api *Client) GetFiles(params GetFilesParameters) ([]File, *Paging, error) {
values := url.Values{
"token": {api.config.token},
}
if params.User != DEFAULT_FILES_USER {
values.Add("user", params.User)
}
if params.Channel != DEFAULT_FILES_CHANNEL {
values.Add("channel", params.Channel)
}
// XXX: this is broken. fix it with a proper unix timestamp
if params.TimestampFrom != DEFAULT_FILES_TS_FROM {
values.Add("ts_from", params.TimestampFrom.String())
}
if params.TimestampTo != DEFAULT_FILES_TS_TO {
values.Add("ts_to", params.TimestampTo.String())
}
if params.Types != DEFAULT_FILES_TYPES {
values.Add("types", params.Types)
}
if params.Count != DEFAULT_FILES_COUNT {
values.Add("count", strconv.Itoa(params.Count))
}
if params.Page != DEFAULT_FILES_PAGE {
values.Add("page", strconv.Itoa(params.Page))
}
response, err := fileRequest("files.list", values, api.debug)
if err != nil {
return nil, nil, err
}
return response.Files, &response.Paging, nil
}
// UploadFile uploads a file
func (api *Client) UploadFile(params FileUploadParameters) (file *File, err error) {
// Test if user token is valid. This helps because client.Do doesn't like this for some reason. XXX: More
// investigation needed, but for now this will do.
_, err = api.AuthTest()
if err != nil {
return nil, err
}
response := &fileResponseFull{}
values := url.Values{
"token": {api.config.token},
}
if params.Filetype != "" {
values.Add("filetype", params.Filetype)
}
if params.Filename != "" {
values.Add("filename", params.Filename)
}
if params.Title != "" {
values.Add("title", params.Title)
}
if params.InitialComment != "" {
values.Add("initial_comment", params.InitialComment)
}
if len(params.Channels) != 0 {
values.Add("channels", strings.Join(params.Channels, ","))
}
if params.Content != "" {
values.Add("content", params.Content)
err = post("files.upload", values, response, api.debug)
} else if params.File != "" {
err = postWithMultipartResponse("files.upload", params.File, values, response, api.debug)
}
if err != nil {
return nil, err
}
if !response.Ok {
return nil, errors.New(response.Error)
}
return &response.File, nil
}
// DeleteFile deletes a file
func (api *Client) DeleteFile(fileID string) error {
values := url.Values{
"token": {api.config.token},
"file": {fileID},
}
_, err := fileRequest("files.delete", values, api.debug)
if err != nil {
return err
}
return nil
}
// RevokeFilePublicURL disables public/external sharing for a file
func (api *Client) RevokeFilePublicURL(fileID string) (*File, error) {
values := url.Values{
"token": {api.config.token},
"file": {fileID},
}
response, err := fileRequest("files.revokePublicURL", values, api.debug)
if err != nil {
return nil, err
}
return &response.File, nil
}
// ShareFilePublicURL enabled public/external sharing for a file
func (api *Client) ShareFilePublicURL(fileID string) (*File, []Comment, *Paging, error) {
values := url.Values{
"token": {api.config.token},
"file": {fileID},
}
response, err := fileRequest("files.sharedPublicURL", values, api.debug)
if err != nil {
return nil, nil, nil, err
}
return &response.File, response.Comments, &response.Paging, nil
}
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