128 lines
4.0 KiB
Go

package persistence
import (
"fmt"
"path"
"regexp"
)
const DEFAULT_PROFILE_IMAGE_URL = "https://abs.twimg.com/sticky/default_profile_images/default_profile.png"
const DEFAULT_PROFILE_IMAGE = "default_profile.png"
type UserID int64
type UserHandle string
type User struct {
ID UserID `db:"id"`
DisplayName string `db:"display_name"`
Handle UserHandle `db:"handle"`
Bio string `db:"bio"`
FollowingCount int `db:"following_count"`
FollowersCount int `db:"followers_count"`
Location string `db:"location"`
Website string `db:"website"`
JoinDate Timestamp `db:"join_date"`
IsPrivate bool `db:"is_private"`
IsVerified bool `db:"is_verified"`
IsBanned bool `db:"is_banned"`
IsDeleted bool `db:"is_deleted"`
ProfileImageUrl string `db:"profile_image_url"`
ProfileImageLocalPath string `db:"profile_image_local_path"`
BannerImageUrl string `db:"banner_image_url"`
BannerImageLocalPath string `db:"banner_image_local_path"`
PinnedTweetID TweetID `db:"pinned_tweet_id"`
PinnedTweet *Tweet
IsFollowed bool `db:"is_followed"`
IsContentDownloaded bool `db:"is_content_downloaded"`
IsNeedingFakeID bool
IsIdFake bool `db:"is_id_fake"`
}
func GetUnknownUser() User {
return User{
ID: UserID(0x4000000000000000), // 2^62
DisplayName: "<Unknown User>",
Handle: UserHandle("<UNKNOWN USER>"),
Bio: "<blank>",
FollowersCount: 0,
FollowingCount: 0,
Location: "<blank>",
Website: "<blank>",
JoinDate: TimestampFromUnix(0),
IsVerified: false,
IsPrivate: false,
IsNeedingFakeID: false,
IsIdFake: true,
}
}
/**
* Unknown Users with handles are only created by direct GetUser calls (either `twitter fetch_user`
* subcommand or as part of tombstone user fetching.)
*/
func GetUnknownUserWithHandle(handle UserHandle) User {
return User{
ID: UserID(0), // 2^62 + 1...
DisplayName: string(handle),
Handle: handle,
Bio: "<blank>",
FollowersCount: 0,
FollowingCount: 0,
Location: "<blank>",
Website: "<blank>",
JoinDate: TimestampFromUnix(0),
IsVerified: false,
IsPrivate: false,
IsNeedingFakeID: true,
IsIdFake: true,
}
}
/**
* Get the URL where we would expect to find a User's tiny profile image
*/
func (u User) GetTinyProfileImageUrl() string {
// If profile image is empty, then just use the default profile image
if u.ProfileImageUrl == "" {
return DEFAULT_PROFILE_IMAGE_URL
}
// Check that the format is as expected
r := regexp.MustCompile(`(\.\w{2,4})$`)
if !r.MatchString(u.ProfileImageUrl) {
return u.ProfileImageUrl
}
return r.ReplaceAllString(u.ProfileImageUrl, "_normal$1")
}
/**
* If user has a profile image, return the local path for its tiny version.
* If user has a blank or default profile image, return a non-personalized default path.
*/
func (u User) GetTinyProfileImageLocalPath() string {
if u.ProfileImageUrl == "" {
return path.Base(u.GetTinyProfileImageUrl())
}
r := regexp.MustCompile(`(\.\w{2,4})$`)
if !r.MatchString(u.GetTinyProfileImageUrl()) {
return string(u.Handle) + "_profile_" + path.Base(u.GetTinyProfileImageUrl()+".jpg")
}
return string(u.Handle) + "_profile_" + path.Base(u.GetTinyProfileImageUrl())
}
// Compute a path that will actually contain an image on disk (relative to the Profile)
// TODO: why there are so many functions that appear to do roughly the same thing?
func (u User) GetProfileImageLocalPath() string {
if u.IsContentDownloaded || u.ProfileImageLocalPath == DEFAULT_PROFILE_IMAGE {
return fmt.Sprintf("/profile_images/%s", u.ProfileImageLocalPath)
}
r := regexp.MustCompile(`(\.\w{2,4})$`)
return fmt.Sprintf("/profile_images/%s", r.ReplaceAllString(u.ProfileImageLocalPath, "_normal$1"))
}