/
media.go
1106 lines (994 loc) · 29.7 KB
/
media.go
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package goinsta
import (
"bytes"
"encoding/json"
"fmt"
"io"
neturl "net/url"
"os"
"path"
"regexp"
"strings"
"github.com/pkg/errors"
)
// Media interface defines methods for both StoryMedia and FeedMedia.
type Media interface {
// Next allows pagination
Next(...interface{}) bool
// Error returns error (in case it have been occurred)
Error() error
// ID returns media id
GetNextID() string
// Delete removes media
Delete() error
getInsta() *Instagram
}
// Item represents media items
//
// All Item has Images or Videos objects which contains the url(s).
// You can use the Download function to get the best quality Image or Video from Item.
type Item struct {
insta *Instagram
media Media
module string
Comments *Comments `json:"-"`
// Post Info
TakenAt int64 `json:"taken_at"`
Pk int64 `json:"pk"`
ID interface{} `json:"id"` // Most of the times a string
Index int // position in feed
CommentsDisabled bool `json:"comments_disabled"`
DeviceTimestamp int64 `json:"device_timestamp"`
FacepileTopLikers []struct {
FollowFrictionType float64 `json:"follow_friction_type"`
FullNeme string `json:"ful_name"`
IsPrivate bool `json:"is_private"`
IsVerified bool `json:"is_verified"`
Pk float64 `json:"pk"`
ProfilePicID string `json:"profile_pic_id"`
ProfilePicURL string `json:"profile_pic_url"`
Username string `json:"username"`
} `json:"facepile_top_likers"`
MediaType int `json:"media_type"`
Code string `json:"code"`
ClientCacheKey string `json:"client_cache_key"`
FilterType int `json:"filter_type"`
User User `json:"user"`
CanReply bool `json:"can_reply"`
CanReshare bool `json:"can_reshare"` // Used for stories
CanViewerReshare bool `json:"can_viewer_reshare"`
Caption Caption `json:"caption"`
CaptionIsEdited bool `json:"caption_is_edited"`
LikeViewCountDisabled bool `json:"like_and_view_counts_disabled"`
FundraiserTag struct {
HasStandaloneFundraiser bool `json:"has_standalone_fundraiser"`
} `json:"fundraiser_tag"`
IsSeen bool `json:"is_seen"`
InventorySource string `json:"inventory_source"`
ProductType string `json:"product_type"`
Likes int `json:"like_count"`
HasLiked bool `json:"has_liked"`
NearlyCompleteCopyRightMatch bool `json:"nearly_complete_copyright_match"`
// Toplikers can be `string` or `[]string`.
// Use TopLikers function instead of getting it directly.
Toplikers interface{} `json:"top_likers"`
Likers []*User `json:"likers"`
PhotoOfYou bool `json:"photo_of_you"`
// Comments
CommentLikesEnabled bool `json:"comment_likes_enabled"`
CommentThreadingEnabled bool `json:"comment_threading_enabled"`
HasMoreComments bool `json:"has_more_comments"`
MaxNumVisiblePreviewComments int `json:"max_num_visible_preview_comments"`
// To fetch, call feed.GetCommentInfo(), or item.GetCommentInfo()
CommentInfo *CommentInfo
// Will always be zero, call feed.GetCommentInfo()
CommentCount int `json:"comment_count"`
// Previewcomments can be `string` or `[]string` or `[]Comment`.
// Use PreviewComments function instead of getting it directly.
Previewcomments interface{} `json:"preview_comments,omitempty"`
// Tags are tagged people in photo
Tags struct {
In []Tag `json:"in"`
} `json:"usertags,omitempty"`
FbUserTags Tag `json:"fb_user_tags"`
CanViewerSave bool `json:"can_viewer_save"`
OrganicTrackingToken string `json:"organic_tracking_token"`
// Images contains URL images in different versions.
// Version = quality.
Images Images `json:"image_versions2,omitempty"`
OriginalWidth int `json:"original_width,omitempty"`
OriginalHeight int `json:"original_height,omitempty"`
ImportedTakenAt int64 `json:"imported_taken_at,omitempty"`
Location Location `json:"location,omitempty"`
Lat float64 `json:"lat,omitempty"`
Lng float64 `json:"lng,omitempty"`
// Carousel
CarouselParentID string `json:"carousel_parent_id"`
CarouselMedia []Item `json:"carousel_media,omitempty"`
// Live
IsPostLive bool `json:"is_post_live"`
// Videos
Videos []Video `json:"video_versions,omitempty"`
VideoCodec string `json:"video_codec"`
HasAudio bool `json:"has_audio,omitempty"`
VideoDuration float64 `json:"video_duration,omitempty"`
ViewCount float64 `json:"view_count,omitempty"`
PlayCount float64 `json:"play_count,omitempty"`
IsDashEligible int `json:"is_dash_eligible,omitempty"`
IsUnifiedVideo bool `json:"is_unified_video"`
VideoDashManifest string `json:"video_dash_manifest,omitempty"`
NumberOfQualities int `json:"number_of_qualities,omitempty"`
// IGTV
Title string `json:"title"`
IGTVExistsInViewerSeries bool `json:"igtv_exists_in_viewer_series"`
IGTVSeriesInfo struct {
HasCoverPhoto bool `json:"has_cover_photo"`
ID int64
NumEpisodes int `json:"num_episodes"`
Title string `json:"title"`
} `json:"igtv_series_info"`
IGTVAdsInfo struct {
AdsToggledOn bool `json:"ads_toggled_on"`
ElegibleForInsertingAds bool `json:"is_video_elegible_for_inserting_ads"`
} `json:"igtv_ads_info"`
// Ads
IsCommercial bool `json:"is_commercial"`
IsPaidPartnership bool `json:"is_paid_partnership"`
CommercialityStatus string `json:"commerciality_status"`
AdLink string `json:"link"`
AdLinkText string `json:"link_text"`
AdLinkHint string `json:"link_hint_text"`
AdTitle string `json:"overlay_title"`
AdSubtitle string `json:"overlay_subtitle"`
AdText string `json:"overlay_text"`
AdAction string `json:"ad_action"`
AdHeaderStyle int `json:"ad_header_style"`
AdLinkType int `json:"ad_link_type"`
AdMetadata []struct {
Type int `json:"type"`
Value interface{} `json:"value"`
} `json:"ad_metadata"`
AndroidLinks []struct {
AndroidClass string `json:"androidClass"`
CallToActionTitle string `json:"callToActionTitle"`
DeeplinkUri string `json:"deeplinkUri"`
LinkType int `json:"linkType"`
Package string `json:"package"`
WebUri string `json:"webUri"`
} `json:"android_links"`
// Only for stories
StoryEvents []interface{} `json:"story_events"`
StoryHashtags []interface{} `json:"story_hashtags"`
StoryPolls []interface{} `json:"story_polls"`
StoryFeedMedia []interface{} `json:"story_feed_media"`
StorySoundOn []interface{} `json:"story_sound_on"`
CreativeConfig interface{} `json:"creative_config"`
StoryLocations []interface{} `json:"story_locations"`
StorySliders []interface{} `json:"story_sliders"`
StoryQuestions []interface{} `json:"story_questions"`
StoryProductItems []interface{} `json:"story_product_items"`
StoryCTA []StoryCTA `json:"story_cta"`
IntegrityReviewDecision string `json:"integrity_review_decision"`
IsReelMedia bool `json:"is_reel_media"`
ProfileGridControl bool `json:"profile_grid_control_enabled"`
ReelMentions []StoryReelMention `json:"reel_mentions"`
ExpiringAt int64 `json:"expiring_at"`
CanSendCustomEmojis bool `json:"can_send_custom_emojis"`
SupportsReelReactions bool `json:"supports_reel_reactions"`
ShowOneTapFbShareTooltip bool `json:"show_one_tap_fb_share_tooltip"`
HasSharedToFb int64 `json:"has_shared_to_fb"`
Mentions []Mentions
Audience string `json:"audience,omitempty"`
StoryMusicStickers []struct {
X float64 `json:"x"`
Y float64 `json:"y"`
Z int `json:"z"`
Width float64 `json:"width"`
Height float64 `json:"height"`
Rotation float64 `json:"rotation"`
IsPinned int `json:"is_pinned"`
IsHidden int `json:"is_hidden"`
IsSticker int `json:"is_sticker"`
MusicAssetInfo struct {
ID string `json:"id"`
Title string `json:"title"`
Subtitle string `json:"subtitle"`
DisplayArtist string `json:"display_artist"`
CoverArtworkURI string `json:"cover_artwork_uri"`
CoverArtworkThumbnailURI string `json:"cover_artwork_thumbnail_uri"`
ProgressiveDownloadURL string `json:"progressive_download_url"`
HighlightStartTimesInMs []int `json:"highlight_start_times_in_ms"`
IsExplicit bool `json:"is_explicit"`
DashManifest string `json:"dash_manifest"`
HasLyrics bool `json:"has_lyrics"`
AudioAssetID string `json:"audio_asset_id"`
IgArtist struct {
Pk int `json:"pk"`
Username string `json:"username"`
FullName string `json:"full_name"`
IsPrivate bool `json:"is_private"`
ProfilePicURL string `json:"profile_pic_url"`
ProfilePicID string `json:"profile_pic_id"`
IsVerified bool `json:"is_verified"`
} `json:"ig_artist"`
PlaceholderProfilePicURL string `json:"placeholder_profile_pic_url"`
ShouldMuteAudio bool `json:"should_mute_audio"`
ShouldMuteAudioReason string `json:"should_mute_audio_reason"`
OverlapDurationInMs int `json:"overlap_duration_in_ms"`
AudioAssetStartTimeInMs int `json:"audio_asset_start_time_in_ms"`
StoryLinkStickers []struct {
X float64 `json:"x"`
Y float64 `json:"y"`
Z int `json:"z"`
Width float64 `json:"width"`
Height float64 `json:"height"`
Rotation int `json:"rotation"`
IsPinned int `json:"is_pinned"`
IsHidden int `json:"is_hidden"`
IsSticker int `json:"is_sticker"`
IsFbSticker int `json:"is_fb_sticker"`
StoryLink struct {
LinkType string `json:"link_type"`
URL string `json:"url"`
LinkTitle string `json:"link_title"`
DisplayURL string `json:"display_url"`
} `json:"story_link"`
} `json:"story_link_stickers"`
} `json:"music_asset_info"`
} `json:"story_music_stickers,omitempty"`
}
// Comment pushes a text comment to media item.
//
// If parent media is a Story this function will send a private message
// replying the Instagram story.
func (item *Item) Comment(text string) error {
// if comment is called on a story media, use reply
if item.ProductType == "story" {
return item.Reply(text)
}
o, err := item.CommentCheckOffensive(text)
if err != nil {
return err
}
if !o.IsOffensive {
return item.comment(text)
}
return errors.New("Failed to post comment, flagged as offensive")
}
func (item *Item) comment(text string) error {
insta := item.insta
query := map[string]string{
// "feed_position": "",
"container_module": "feed_timeline",
"user_breadcrumb": generateUserBreadcrumb(text),
"nav_chain": "",
"_uid": toString(insta.Account.ID),
"_uuid": insta.uuid,
"idempotence_token": generateUUID(),
"radio_type": "wifi-none",
"is_carousel_bumped_post": "false", // not sure when this would be true
"comment_text": text,
}
if item.module != "" {
query["container_module"] = item.module
}
if item.IsCommercial {
query["delivery_class"] = "ad"
} else {
query["delivery_class"] = "organic"
}
if item.InventorySource != "" {
query["inventory_source"] = item.InventorySource
}
if len(item.CarouselMedia) > 0 || item.CarouselParentID != "" {
query["carousel_index"] = "0"
}
b, err := json.Marshal(query)
if err != nil {
return err
}
// ignoring response
_, _, err = insta.sendRequest(
&reqOptions{
Endpoint: fmt.Sprintf(urlCommentAdd, item.Pk),
Query: map[string]string{"signed_body": "SIGNATURE." + string(b)},
IsPost: true,
},
)
return err
}
func (item *Item) CommentCheckOffensive(comment string) (*CommentOffensive, error) {
insta := item.insta
data, err := json.Marshal(map[string]string{
"media_id": item.GetID(),
"_uid": toString(insta.Account.ID),
"comment_session_id": generateUUID(),
"_uuid": insta.uuid,
"comment_text": comment,
})
if err != nil {
return nil, err
}
body, _, err := insta.sendRequest(
&reqOptions{
Endpoint: urlCommentOffensive,
IsPost: true,
Query: generateSignature(data),
},
)
if err != nil {
return nil, err
}
r := &CommentOffensive{}
err = json.Unmarshal(body, r)
return r, err
}
func (item *Item) Reply(text string) error {
if item.ProductType != "story" {
return item.Comment(text)
}
insta := item.insta
to, err := prepareRecipients(item)
if err != nil {
return err
}
token := "68" + randNum(17)
_, _, err = insta.sendRequest(
&reqOptions{
Connection: "keep-alive",
Endpoint: fmt.Sprintf("%s?media_type=%s", urlReplyStory, item.MediaToString()),
IsPost: true,
Query: map[string]string{
"recipient_users": to,
"action": "send_item",
"is_shh_mode": "0", // not sure when this would be 1/true
"send_attribution": "reel",
"client_context": token,
"media_id": item.GetID(),
"text": text,
"device_id": insta.dID,
"mutation_token": token,
"_uuid": insta.uuid,
"entry": "reel",
"reel_id": toString(item.User.ID),
"offline_threading_id": token,
},
},
)
if err != nil {
return err
}
return nil
}
// MediaToString returns Item.MediaType as string.
func (item *Item) MediaToString() string {
return MediaToString(item.MediaType)
}
func MediaToString(t int) string {
switch t {
case 1:
return "photo"
case 2:
return "video"
case 6:
return "ad_map"
case 7:
return "live"
case 8:
return "carousel"
case 9:
return "live_replay"
case 10:
return "collection"
case 11:
return "audio"
case 12:
return "showreel_native"
case 13:
return "guide_facade"
}
return ""
}
// TODO: remove excessive insta = media.insta lines from setValues() funcs
func setToItem(item *Item, media Media) {
item.media = media
item.insta = media.getInsta()
item.User.insta = media.getInsta()
item.Comments = newComments(item)
for i := range item.CarouselMedia {
item.CarouselMedia[i].User = item.User
setToItem(&item.CarouselMedia[i], media)
}
}
// setToMediaItem is a utility function that
// mimics the setToItem but for the SavedMedia items
func setToMediaItem(item *MediaItem, media Media) {
item.Media.media = media
item.Media.Comments = newComments(&item.Media)
for i := range item.Media.CarouselMedia {
item.Media.CarouselMedia[i].User = item.Media.User
setToItem(&item.Media.CarouselMedia[i], media)
}
}
func getname(name string) string {
nname := name
i := 1
for {
ext := path.Ext(name)
_, err := os.Stat(name)
if err != nil {
break
}
if ext != "" {
nname = strings.Replace(nname, ext, "", -1)
}
name = fmt.Sprintf("%s.%d%s", nname, i, ext)
i++
}
return name
}
type bestMedia struct {
w, h int
url string
}
// GetBest returns url to best quality image or video.
//
// Arguments can be []Video or []Candidate
func GetBest(obj interface{}) string {
m := bestMedia{}
switch t := obj.(type) {
// getting best video
case []Video:
for _, video := range t {
if m.w < video.Width && video.Height > m.h && video.URL != "" {
m.w = video.Width
m.h = video.Height
m.url = video.URL
}
}
// getting best image
case []Candidate:
for _, image := range t {
if m.w < image.Width && image.Height > m.h && image.URL != "" {
m.w = image.Width
m.h = image.Height
m.url = image.URL
}
}
}
return m.url
}
var rxpTags = regexp.MustCompile(`#\w+`)
// Hashtags returns caption hashtags.
//
// Item media parent must be FeedMedia.
//
// See example: examples/media/hashtags.go
func (item *Item) Hashtags() []Hashtag {
tags := rxpTags.FindAllString(item.Caption.Text, -1)
hsh := make([]Hashtag, len(tags))
i := 0
for _, tag := range tags {
hsh[i].Name = tag[1:]
i++
}
for _, comment := range item.PreviewComments() {
tags := rxpTags.FindAllString(comment.Text, -1)
for _, tag := range tags {
hsh = append(hsh, Hashtag{Name: tag[1:]})
}
}
return hsh
}
// Delete deletes your media item. StoryMedia or FeedMedia
//
// See example: examples/media/mediaDelete.go
func (item *Item) Delete() error {
return item.insta.delete(toString(item.ID), item.MediaToString(), item)
}
func (insta *Instagram) delete(id, media string, mediaType interface{}) error {
query := map[string]string{
"media_id": id,
"_uid": toString(insta.Account.ID),
"_uuid": insta.uuid,
}
switch mediaType.(type) {
case *StoryMedia:
query["deep_delete_waterfall"] = generateUUID()
case *FeedMedia:
query["igtv_feed_preview"] = "false"
case *Timeline:
query["igtv_feed_preview"] = "false"
}
data, err := json.Marshal(query)
if err != nil {
return err
}
mediaParam := "?media_type=" + strings.ToUpper(media)
_, _, err = insta.sendRequest(
&reqOptions{
Endpoint: fmt.Sprintf(urlMediaDelete, id) + mediaParam,
Query: generateSignature(data),
IsPost: true,
},
)
return err
}
// SyncLikers fetch new likers of a media
//
// This function updates Item.Likers value
func (item *Item) SyncLikers() error {
resp := respLikers{}
insta := item.insta
body, err := insta.sendSimpleRequest(urlMediaLikers, item.ID)
if err != nil {
return err
}
err = json.Unmarshal(body, &resp)
if err == nil {
item.Likers = resp.Users
}
for _, u := range item.Likers {
u.insta = insta
}
return err
}
// Like mark media item as liked.
//
// See example: examples/media/like.go
func (item *Item) Like() error {
if !item.HasLiked {
return item.changeLike(urlMediaLike)
}
return nil
}
// Unlike mark media item as unliked.
//
// See example: examples/media/unlike.go
func (item *Item) Unlike() error {
if item.HasLiked {
return item.changeLike(urlMediaUnlike)
}
return nil
}
func (item *Item) changeLike(endpoint string) error {
insta := item.insta
query := map[string]string{
// "feed_position": "",
"container_module": "feed_timelin",
"nav_chain": "",
"_uid": toString(insta.Account.ID),
"_uuid": insta.uuid,
"radio_type": "wifi-none",
"is_carousel_bumped_post": "false", // not sure when this would be true
}
if item.module != "" {
query["container_module"] = item.module
}
if item.IsCommercial {
query["delivery_class"] = "ad"
} else {
query["delivery_class"] = "organic"
}
if item.InventorySource != "" {
query["inventory_source"] = item.InventorySource
}
if len(item.CarouselMedia) > 0 || item.CarouselParentID != "" {
query["carousel_index"] = "0"
}
data, err := json.Marshal(query)
if err != nil {
return err
}
_, _, err = insta.sendRequest(
&reqOptions{
Endpoint: fmt.Sprintf(endpoint, item.ID),
Query: map[string]string{
"signed_body": "SIGNATURE." + string(data),
"d": "0",
},
IsPost: true,
},
)
return err
}
// Download downloads media item (video or image) with the best quality.
//
// Input parameter is a path to either a directory or a file. If no file is
// specified it will try to extract a file name from the image and use that.
// If file extentions will automatically be appended to the file name, and do
// not need to be set manually.
//
// If file exists it will be saved
// This function makes folder automatically
//
// See example: examples/media/itemDownload.go
// func (item *Item) Download(folder, name string) (m []byte, err error) {
// return nil, nil
// }
func (item *Item) DownloadTo(dst string) error {
insta := item.insta
folder, file := path.Split(dst)
if err := os.MkdirAll(folder, 0o777); err != nil {
return err
}
switch item.MediaType {
case 1:
return insta.downloadTo(folder, file, item.Images.Versions)
case 2:
return insta.downloadTo(folder, file, item.Videos)
case 8:
return item.downloadCarousel(folder, file)
}
insta.warnHandler(
fmt.Sprintf(
"Unable to download %s media (media type %d), this has not been implemented",
item.MediaToString(),
item.MediaType,
),
)
return ErrNoMedia
}
// Download will download a media item and directly return it as a byte slice.
// If you wish to download a picture to a folder, use item.DownloadTo(path)
func (item *Item) Download() ([]byte, error) {
insta := item.insta
switch item.MediaType {
case 1:
url := GetBest(item.Images.Versions)
return insta.download(url)
case 2:
url := GetBest(item.Videos)
return insta.download(url)
case 8:
return nil, fmt.Errorf("Unable to download a carousel with this method, use DownloadTo instead to save it to a file. If this is a feature you wish to use please let me know.")
}
return nil, ErrNoMedia
}
func (item *Item) downloadCarousel(folder, fn string) error {
if fn == "" {
fn = item.GetID()
}
for i, media := range item.CarouselMedia {
n := fmt.Sprintf("%s_%d", fn, i+1)
if err := media.DownloadTo(path.Join(folder, n)); err != nil {
return err
}
}
return nil
}
// downloadTo saves a media item to folder/file
func (insta *Instagram) downloadTo(folder, fn string, media interface{}) error {
url := GetBest(media)
fn, err := getDownloadName(url, fn)
if err != nil {
return err
}
b, err := insta.download(url)
if err != nil {
return err
}
err = saveToFolder(folder, fn, b)
return err
}
// download the media from a url and return the bytes
func (insta *Instagram) download(url string) ([]byte, error) {
resp, err := insta.c.Get(url)
if err != nil {
return nil, err
}
media, err := io.ReadAll(resp.Body)
return media, err
}
// saveToFolder writes bytes to a file
func saveToFolder(folder, fn string, media []byte) error {
dst := path.Join(folder, fn)
file, err := os.Create(dst)
if err != nil {
return err
}
defer file.Close()
b := bytes.NewBuffer(media)
_, err = io.Copy(file, b)
return err
}
func getDownloadName(url, name string) (string, error) {
u, err := neturl.Parse(url)
if err != nil {
return "", err
}
ext := path.Ext(u.Path)
if name == "" {
name = path.Base(u.Path)
} else if !strings.HasSuffix(name, ext) {
name += ext
}
name = getname(name)
return name, nil
}
// TopLikers returns string slice or single string (inside string slice)
// Depending on TopLikers parameter.
func (item *Item) TopLikers() []string {
switch s := item.Toplikers.(type) {
case string:
return []string{s}
case []string:
return s
}
return nil
}
// PreviewComments returns string slice or single string (inside Comment slice)
// Depending on PreviewComments parameter.
// If PreviewComments are string or []string only the Text field will be filled.
func (item *Item) PreviewComments() []Comment {
switch s := item.Previewcomments.(type) {
case []interface{}:
if len(s) == 0 {
return nil
}
switch s[0].(type) {
case string:
comments := make([]Comment, 0)
for i := range s {
comments = append(comments, Comment{
Text: s[i].(string),
})
}
return comments
case interface{}:
comments := make([]Comment, 0)
for i := range s {
if buf, err := json.Marshal(s[i]); err != nil {
return nil
} else {
comment := &Comment{}
if err = json.Unmarshal(buf, comment); err != nil {
return nil
} else {
comments = append(comments, *comment)
}
}
}
return comments
}
case string:
comments := []Comment{
{
Text: s,
},
}
return comments
}
return nil
}
// StoryIsCloseFriends returns a bool
// If the returned value is true the story was published only for close friends
func (item *Item) StoryIsCloseFriends() bool {
return item.Audience == "besties"
}
func (item *Item) GetID() string {
return toString(item.ID)
}
// FeedMedia represent a set of media items
// Mainly used for user profile feeds. To get your main timeline use insta.Timeline
type FeedMedia struct {
insta *Instagram
err error
uid int64
endpoint string
timestamp string
Items []*Item `json:"items"`
NumResults int `json:"num_results"`
MoreAvailable bool `json:"more_available"`
AutoLoadMoreEnabled bool `json:"auto_load_more_enabled"`
Status string `json:"status"`
// Can be int64 and string
// this is why we recommend Next() usage :')
NextID interface{} `json:"next_max_id"`
}
// Delete deletes ALL items in media.
// If you want to delete one item, pick one from media.Items and call Item.Delete()
//
// See example: examples/media/mediaDelete.go
func (media *FeedMedia) Delete() error {
for i := range media.Items {
if err := media.Items[i].Delete(); err != nil {
return errors.Wrap(err, "failed to delete item")
}
}
return nil
}
// SetInstagram set instagram
func (media *FeedMedia) SetInstagram(insta *Instagram) {
media.insta = insta
}
// SetID sets media.GetNextID
// this value can be int64 or string
func (media *FeedMedia) SetID(id interface{}) {
media.NextID = id
}
// Sync updates media values.
func (media *FeedMedia) Sync() error {
// haven't actually seen this being called, so not sure if its correct
id := media.GetNextID()
insta := media.insta
data, err := json.Marshal(
map[string]string{
"media_id": id,
"_uid": toString(insta.Account.ID),
"_uuid": insta.uuid,
},
)
if err != nil {
return err
}
body, _, err := insta.sendRequest(
&reqOptions{
Endpoint: fmt.Sprintf(urlMediaInfo, id),
IsPost: false,
Query: generateSignature(data),
},
)
if err != nil {
return err
}
m := FeedMedia{
insta: insta,
endpoint: urlMediaInfo,
}
err = json.Unmarshal(body, &m)
if err != nil {
return err
}
*media = m
media.NextID = id
media.setValues()
return nil
}
func (media *FeedMedia) setIndex() {
for i, v := range media.Items {
v.Index = i
}
}
func (media *FeedMedia) setValues() {
for i := range media.Items {
media.Items[i].insta = media.insta
media.Items[i].User.insta = media.insta
setToItem(media.Items[i], media)
}
}
func (media *FeedMedia) Error() error {
return media.err
}
func (media *FeedMedia) getInsta() *Instagram {
return media.insta
}
// ID returns media id.
func (media *FeedMedia) GetNextID() string {
return formatID(media.NextID)
}
// Next allows pagination after calling:
// User.Feed
// extra query arguments can be passes one after another as func(key, value).
// Only if an even number of string arguements will be passed, they will be
// used in the query.
// returns false when list reach the end.
// if FeedMedia.Error() is ErrNoMore no problems have occurred.
func (media *FeedMedia) Next(params ...interface{}) bool {
if media.err != nil {
return false
}
insta := media.insta
endpoint := media.endpoint
if media.uid != 0 {
endpoint = fmt.Sprintf(endpoint, media.uid)
}
query := map[string]string{
"exclude_comment": "true",
"only_fetch_first_carousel_media": "false",
}
if len(params)%2 == 0 {
for i := 0; i < len(params); i = i + 2 {
query[params[i].(string)] = params[i+1].(string)
}
}
if next := media.GetNextID(); next != "" {
query["max_id"] = next
}
body, _, err := insta.sendRequest(
&reqOptions{
Endpoint: endpoint,