86 lines
2.7 KiB
Go
86 lines
2.7 KiB
Go
package routes
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import (
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"database/sql"
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"fmt"
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"net/http"
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"github.com/viktorstrate/photoview/api/graphql/auth"
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"github.com/viktorstrate/photoview/api/graphql/models"
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"golang.org/x/crypto/bcrypt"
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)
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func authenticateMedia(media *models.Media, db *sql.DB, r *http.Request) (success bool, responseMessage string, responseStatus int, errorMessage error) {
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user := auth.UserFromContext(r.Context())
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if user != nil {
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row := db.QueryRow("SELECT owner_id FROM album WHERE album.album_id = ?", media.AlbumId)
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var owner_id int
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if err := row.Scan(&owner_id); err != nil {
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return false, "internal server error", http.StatusInternalServerError, err
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}
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if owner_id != user.UserID {
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return false, "invalid credentials", http.StatusForbidden, nil
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}
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} else {
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// Check if photo is authorized with a share token
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token := r.URL.Query().Get("token")
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if token == "" {
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return false, "unauthorized", http.StatusForbidden, nil
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}
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row := db.QueryRow("SELECT * FROM share_token WHERE value = ?", token)
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shareToken, err := models.NewShareTokenFromRow(row)
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if err != nil {
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return false, "internal server error", http.StatusInternalServerError, err
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}
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// Validate share token password, if set
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if shareToken.Password != nil {
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tokenPasswordCookie, err := r.Cookie(fmt.Sprintf("share-token-pw-%s", shareToken.Value))
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if err != nil {
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return false, "unauthorized", http.StatusForbidden, nil
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}
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// tokenPassword := r.Header.Get("TokenPassword")
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tokenPassword := tokenPasswordCookie.Value
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if err := bcrypt.CompareHashAndPassword([]byte(*shareToken.Password), []byte(tokenPassword)); err != nil {
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if err == bcrypt.ErrMismatchedHashAndPassword {
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return false, "unauthorized", http.StatusForbidden, nil
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} else {
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return false, "internal server error", http.StatusInternalServerError, err
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}
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}
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}
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if shareToken.AlbumID != nil && media.AlbumId != *shareToken.AlbumID {
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// Check child albums
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row := db.QueryRow(`
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WITH recursive child_albums AS (
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SELECT * FROM album WHERE parent_album = ?
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UNION ALL
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SELECT child.* FROM album child JOIN child_albums parent ON parent.album_id = child.parent_album
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)
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SELECT * FROM child_albums WHERE album_id = ?
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`, *shareToken.AlbumID, media.AlbumId)
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_, err := models.NewAlbumFromRow(row)
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if err != nil {
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if err == sql.ErrNoRows {
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return false, "unauthorized", http.StatusForbidden, nil
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}
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return false, "internal server error", http.StatusInternalServerError, err
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}
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}
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if shareToken.MediaID != nil && media.MediaID != *shareToken.MediaID {
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return false, "unauthorized", http.StatusForbidden, nil
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}
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}
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return true, "success", http.StatusAccepted, nil
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}
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