photoprism/internal/search/photos_geo.go
Michael Mayer eb19a4a893 Search: Add filter to find pictures by resolution range in MP #3896
Signed-off-by: Michael Mayer <michael@photoprism.app>
2023-11-20 11:47:23 +01:00

636 lines
22 KiB
Go

package search
import (
"fmt"
"path"
"strings"
"time"
"github.com/dustin/go-humanize/english"
"github.com/jinzhu/gorm"
"github.com/photoprism/photoprism/internal/acl"
"github.com/photoprism/photoprism/internal/entity"
"github.com/photoprism/photoprism/internal/event"
"github.com/photoprism/photoprism/internal/form"
"github.com/photoprism/photoprism/pkg/clean"
"github.com/photoprism/photoprism/pkg/fs"
"github.com/photoprism/photoprism/pkg/geo"
"github.com/photoprism/photoprism/pkg/pluscode"
"github.com/photoprism/photoprism/pkg/rnd"
"github.com/photoprism/photoprism/pkg/s2"
"github.com/photoprism/photoprism/pkg/txt"
)
// GeoCols specifies the UserPhotosGeo result column names.
var GeoCols = SelectString(GeoResult{}, []string{"*"})
// PhotosGeo finds GeoResults based on the search form without checking rights or permissions.
func PhotosGeo(f form.SearchPhotosGeo) (results GeoResults, err error) {
return UserPhotosGeo(f, nil)
}
// UserPhotosGeo finds photos based on the search form and user session then returns them as GeoResults.
func UserPhotosGeo(f form.SearchPhotosGeo, sess *entity.Session) (results GeoResults, err error) {
start := time.Now()
// Parse query string and filter.
if err = f.ParseQueryString(); err != nil {
log.Debugf("search: %s", err)
return GeoResults{}, ErrBadRequest
}
// Find photos near another?
if txt.NotEmpty(f.Near) {
photo := Photo{}
// Find a nearby picture using the UID or return an empty result otherwise.
if err = Db().First(&photo, "photo_uid = ?", f.Near).Error; err != nil {
log.Debugf("search: %s (find nearby)", err)
return GeoResults{}, ErrNotFound
}
// Set the S2 Cell ID to search for.
f.S2 = photo.CellID
// Set the search distance if unspecified.
if f.Dist <= 0 {
f.Dist = geo.DefaultDist
}
}
// Set default search distance.
if f.Dist <= 0 {
f.Dist = geo.DefaultDist
} else if f.Dist > geo.DistLimit {
f.Dist = geo.DistLimit
}
// Specify table names and joins.
s := UnscopedDb().Table(entity.Photo{}.TableName()).Select(GeoCols).
Joins(`JOIN files ON files.photo_id = photos.id AND files.file_primary = 1 AND files.media_id IS NOT NULL`).
Joins("LEFT JOIN places ON photos.place_id = places.id").
Where("photos.deleted_at IS NULL").
Where("photos.photo_lat <> 0")
// Accept the album UID as scope for backward compatibility.
if rnd.IsUID(f.Album, entity.AlbumUID) {
if txt.Empty(f.Scope) {
f.Scope = f.Album
}
f.Album = ""
}
// Limit search results to a specific UID scope, e.g. when sharing.
if txt.NotEmpty(f.Scope) {
f.Scope = strings.ToLower(f.Scope)
if idType, idPrefix := rnd.IdType(f.Scope); idType != rnd.TypeUID || idPrefix != entity.AlbumUID {
return GeoResults{}, ErrInvalidId
} else if a, err := entity.CachedAlbumByUID(f.Scope); err != nil || a.AlbumUID == "" {
return GeoResults{}, ErrInvalidId
} else if a.AlbumFilter == "" {
s = s.Joins("JOIN photos_albums ON photos_albums.photo_uid = files.photo_uid").
Where("photos_albums.hidden = 0 AND photos_albums.album_uid = ?", a.AlbumUID)
} else if formErr := form.Unserialize(&f, a.AlbumFilter); formErr != nil {
log.Debugf("search: %s (%s)", clean.Error(formErr), clean.Log(a.AlbumFilter))
return GeoResults{}, ErrBadFilter
} else {
f.Filter = a.AlbumFilter
s = s.Where("files.photo_uid NOT IN (SELECT photo_uid FROM photos_albums pa WHERE pa.hidden = 1 AND pa.album_uid = ?)", a.AlbumUID)
}
// Enforce search distance range (km).
if f.Dist <= 0 {
f.Dist = geo.DefaultDist
} else if f.Dist > geo.ScopeDistLimit {
f.Dist = geo.ScopeDistLimit
}
} else {
f.Scope = ""
}
// Check session permissions and apply as needed.
if sess != nil {
user := sess.User()
aclRole := user.AclRole()
// Exclude private content.
if acl.Resources.Deny(acl.ResourcePlaces, aclRole, acl.AccessPrivate) {
f.Public = true
f.Private = false
}
// Exclude archived content.
if acl.Resources.Deny(acl.ResourcePlaces, aclRole, acl.ActionDelete) {
f.Archived = false
f.Review = false
}
// Visitors and other restricted users can only access shared content.
if f.Scope != "" && !sess.HasShare(f.Scope) && (sess.User().HasSharedAccessOnly(acl.ResourcePlaces) || sess.NotRegistered()) ||
f.Scope == "" && acl.Resources.Deny(acl.ResourcePlaces, aclRole, acl.ActionSearch) {
event.AuditErr([]string{sess.IP(), "session %s", "%s %s as %s", "denied"}, sess.RefID, acl.ActionSearch.String(), string(acl.ResourcePlaces), aclRole)
return GeoResults{}, ErrForbidden
}
// Limit results for external users.
if f.Scope == "" && acl.Resources.DenyAll(acl.ResourcePlaces, aclRole, acl.Permissions{acl.AccessAll, acl.AccessLibrary}) {
sharedAlbums := "photos.photo_uid IN (SELECT photo_uid FROM photos_albums WHERE hidden = 0 AND missing = 0 AND album_uid IN (?)) OR "
if sess.IsVisitor() || sess.NotRegistered() {
s = s.Where(sharedAlbums+"photos.published_at > ?", sess.SharedUIDs(), entity.TimeStamp())
} else if basePath := user.GetBasePath(); basePath == "" {
s = s.Where(sharedAlbums+"photos.created_by = ? OR photos.published_at > ?", sess.SharedUIDs(), user.UserUID, entity.TimeStamp())
} else {
s = s.Where(sharedAlbums+"photos.created_by = ? OR photos.published_at > ? OR photos.photo_path = ? OR photos.photo_path LIKE ?",
sess.SharedUIDs(), user.UserUID, entity.TimeStamp(), basePath, basePath+"/%")
}
}
}
// Set sort order.
if f.Near == "" {
s = s.Order("taken_at, photos.photo_uid")
} else {
// Sort by distance to UID.
s = s.Order(gorm.Expr("(photos.photo_uid = ?) DESC, ABS(? - photos.photo_lat)+ABS(? - photos.photo_lng)", f.Near, f.Lat, f.Lng))
}
// Find specific UIDs only.
if txt.NotEmpty(f.UID) {
ids := SplitOr(strings.ToLower(f.UID))
idType, prefix := rnd.ContainsType(ids)
if idType == rnd.TypeUnknown {
return GeoResults{}, fmt.Errorf("%s ids specified", idType)
} else if idType.SHA() {
s = s.Where("files.file_hash IN (?)", ids)
} else if idType == rnd.TypeUID {
switch prefix {
case entity.PhotoUID:
s = s.Where("photos.photo_uid IN (?)", ids)
case entity.FileUID:
s = s.Where("files.file_uid IN (?)", ids)
default:
return GeoResults{}, fmt.Errorf("invalid ids specified")
}
}
// Find UIDs only to improve performance.
if sess == nil && f.FindUidOnly() {
// Fetch results.
if result := s.Scan(&results); result.Error != nil {
return results, result.Error
}
log.Debugf("places: found %s for %s [%s]", english.Plural(len(results), "result", "results"), f.SerializeAll(), time.Since(start))
return results, nil
}
}
// Find Unique Image ID (Exif), Document ID, or Instance ID (XMP).
if txt.NotEmpty(f.ID) {
for _, id := range SplitAnd(strings.ToLower(f.ID)) {
if ids := SplitOr(id); len(ids) > 0 {
s = s.Where("files.instance_id IN (?) OR photos.uuid IN (?)", ids, ids)
}
}
}
// Filter by label, label category and keywords.
var categories []entity.Category
var labels []entity.Label
var labelIds []uint
if txt.NotEmpty(f.Label) {
if labelErr := Db().Where(AnySlug("label_slug", f.Label, txt.Or)).Or(AnySlug("custom_slug", f.Label, txt.Or)).Find(&labels).Error; len(labels) == 0 || labelErr != nil {
log.Debugf("search: label %s not found", txt.LogParamLower(f.Label))
return GeoResults{}, nil
} else {
for _, l := range labels {
labelIds = append(labelIds, l.ID)
Log("find categories", Db().Where("category_id = ?", l.ID).Find(&categories).Error)
log.Debugf("search: label %s includes %d categories", txt.LogParamLower(l.LabelName), len(categories))
for _, category := range categories {
labelIds = append(labelIds, category.LabelID)
}
}
s = s.Joins("JOIN photos_labels ON photos_labels.photo_id = files.photo_id AND photos_labels.uncertainty < 100 AND photos_labels.label_id IN (?)", labelIds).
Group("photos.id, files.id")
}
}
// Set search filters based on search terms.
if terms := txt.SearchTerms(f.Query); f.Query != "" && len(terms) == 0 {
if f.Title == "" {
f.Title = fmt.Sprintf("%s*", strings.Trim(f.Query, "%*"))
f.Query = ""
}
} else if len(terms) > 0 {
switch {
case terms["faces"]:
f.Query = strings.ReplaceAll(f.Query, "faces", "")
f.Faces = "true"
case terms["people"]:
f.Query = strings.ReplaceAll(f.Query, "people", "")
f.Faces = "true"
case terms["videos"]:
f.Query = strings.ReplaceAll(f.Query, "videos", "")
f.Video = true
case terms["video"]:
f.Query = strings.ReplaceAll(f.Query, "video", "")
f.Video = true
case terms["vectors"]:
f.Query = strings.ReplaceAll(f.Query, "vectors", "")
f.Vector = true
case terms["vector"]:
f.Query = strings.ReplaceAll(f.Query, "vector", "")
f.Vector = true
case terms["animated"]:
f.Query = strings.ReplaceAll(f.Query, "animated", "")
f.Animated = true
case terms["gifs"]:
f.Query = strings.ReplaceAll(f.Query, "gifs", "")
f.Animated = true
case terms["gif"]:
f.Query = strings.ReplaceAll(f.Query, "gif", "")
f.Animated = true
case terms["live"]:
f.Query = strings.ReplaceAll(f.Query, "live", "")
f.Live = true
case terms["raws"]:
f.Query = strings.ReplaceAll(f.Query, "raws", "")
f.Raw = true
case terms["raw"]:
f.Query = strings.ReplaceAll(f.Query, "raw", "")
f.Raw = true
case terms["favorites"]:
f.Query = strings.ReplaceAll(f.Query, "favorites", "")
f.Favorite = "true"
case terms["panoramas"]:
f.Query = strings.ReplaceAll(f.Query, "panoramas", "")
f.Panorama = true
case terms["scans"]:
f.Query = strings.ReplaceAll(f.Query, "scans", "")
f.Scan = "true"
case terms["monochrome"]:
f.Query = strings.ReplaceAll(f.Query, "monochrome", "")
f.Mono = true
case terms["mono"]:
f.Query = strings.ReplaceAll(f.Query, "mono", "")
f.Mono = true
}
}
// Filter by label, label category, and keywords.
if f.Query != "" {
var categories []entity.Category
var labels []entity.Label
var labelIds []uint
if err := Db().Where(AnySlug("custom_slug", f.Query, " ")).Find(&labels).Error; len(labels) == 0 || err != nil {
log.Tracef("search: label %s not found, using fuzzy search", txt.LogParamLower(f.Query))
for _, where := range LikeAnyKeyword("k.keyword", f.Query) {
s = s.Where("photos.id IN (SELECT pk.photo_id FROM keywords k JOIN photos_keywords pk ON k.id = pk.keyword_id WHERE (?))", gorm.Expr(where))
}
} else {
for _, l := range labels {
labelIds = append(labelIds, l.ID)
Log("find categories", Db().Where("category_id = ?", l.ID).Find(&categories).Error)
log.Tracef("search: label %s includes %d categories", txt.LogParamLower(l.LabelName), len(categories))
for _, category := range categories {
labelIds = append(labelIds, category.LabelID)
}
}
if wheres := LikeAnyKeyword("k.keyword", f.Query); len(wheres) > 0 {
for _, where := range wheres {
s = s.Where("photos.id IN (SELECT pk.photo_id FROM keywords k JOIN photos_keywords pk ON k.id = pk.keyword_id WHERE (?)) OR "+
"photos.id IN (SELECT pl.photo_id FROM photos_labels pl WHERE pl.uncertainty < 100 AND pl.label_id IN (?))", gorm.Expr(where), labelIds)
}
} else {
s = s.Where("photos.id IN (SELECT pl.photo_id FROM photos_labels pl WHERE pl.uncertainty < 100 AND pl.label_id IN (?))", labelIds)
}
}
}
// Search for one or more keywords.
if f.Keywords != "" {
for _, where := range LikeAnyWord("k.keyword", f.Keywords) {
s = s.Where("photos.id IN (SELECT pk.photo_id FROM keywords k JOIN photos_keywords pk ON k.id = pk.keyword_id WHERE (?))", gorm.Expr(where))
}
}
// Filter by number of faces.
if f.Faces == "" {
// Do nothing.
} else if txt.IsUInt(f.Faces) {
s = s.Where("photos.photo_faces >= ?", txt.Int(f.Faces))
} else if txt.New(f.Faces) && f.Face == "" {
f.Face = f.Faces
f.Faces = ""
} else if txt.Yes(f.Faces) {
s = s.Where("photos.photo_faces > 0")
} else if txt.No(f.Faces) {
s = s.Where("photos.photo_faces = 0")
}
// Filter for specific face clusters? Example: PLJ7A3G4MBGZJRMVDIUCBLC46IAP4N7O
if f.Face == "" {
// Do nothing.
} else if len(f.Face) >= 32 {
for _, f := range SplitAnd(strings.ToUpper(f.Face)) {
s = s.Where(fmt.Sprintf("photos.id IN (SELECT photo_id FROM files f JOIN %s m ON f.file_uid = m.file_uid AND m.marker_invalid = 0 WHERE face_id IN (?))",
entity.Marker{}.TableName()), SplitOr(f))
}
} else if txt.New(f.Face) {
s = s.Where(fmt.Sprintf("photos.id IN (SELECT photo_id FROM files f JOIN %s m ON f.file_uid = m.file_uid AND m.marker_invalid = 0 AND m.marker_type = ? WHERE subj_uid IS NULL OR subj_uid = '')",
entity.Marker{}.TableName()), entity.MarkerFace)
} else if txt.No(f.Face) {
s = s.Where(fmt.Sprintf("photos.id IN (SELECT photo_id FROM files f JOIN %s m ON f.file_uid = m.file_uid AND m.marker_invalid = 0 AND m.marker_type = ? WHERE face_id IS NULL OR face_id = '')",
entity.Marker{}.TableName()), entity.MarkerFace)
} else if txt.Yes(f.Face) {
s = s.Where(fmt.Sprintf("photos.id IN (SELECT photo_id FROM files f JOIN %s m ON f.file_uid = m.file_uid AND m.marker_invalid = 0 AND m.marker_type = ? WHERE face_id IS NOT NULL AND face_id <> '')",
entity.Marker{}.TableName()), entity.MarkerFace)
} else if txt.IsUInt(f.Face) {
s = s.Where("files.photo_id IN (SELECT photo_id FROM files f JOIN markers m ON f.file_uid = m.file_uid AND m.marker_invalid = 0 AND m.marker_type = ? JOIN faces ON faces.id = m.face_id WHERE m.face_id IS NOT NULL AND m.face_id <> '' AND faces.face_kind = ?)",
entity.MarkerFace, txt.Int(f.Face))
}
// Filter for one or more subjects.
if f.Subject != "" {
for _, subj := range SplitAnd(strings.ToLower(f.Subject)) {
if subjects := SplitOr(subj); rnd.ContainsUID(subjects, 'j') {
s = s.Where(fmt.Sprintf("photos.id IN (SELECT photo_id FROM files f JOIN %s m ON f.file_uid = m.file_uid AND m.marker_invalid = 0 WHERE subj_uid IN (?))",
entity.Marker{}.TableName()), subjects)
} else {
s = s.Where(fmt.Sprintf("photos.id IN (SELECT photo_id FROM files f JOIN %s m ON f.file_uid = m.file_uid AND m.marker_invalid = 0 JOIN %s s ON s.subj_uid = m.subj_uid WHERE (?))",
entity.Marker{}.TableName(), entity.Subject{}.TableName()), gorm.Expr(AnySlug("s.subj_slug", subj, txt.Or)))
}
}
} else if f.Subjects != "" {
for _, where := range LikeAllNames(Cols{"subj_name", "subj_alias"}, f.Subjects) {
s = s.Where(fmt.Sprintf("photos.id IN (SELECT photo_id FROM files f JOIN %s m ON f.file_uid = m.file_uid AND m.marker_invalid = 0 JOIN %s s ON s.subj_uid = m.subj_uid WHERE (?))",
entity.Marker{}.TableName(), entity.Subject{}.TableName()), gorm.Expr(where))
}
}
// Find photos in albums or not in an album, unless search results are limited to a scope.
if f.Scope == "" {
if f.Unsorted {
s = s.Where("photos.photo_uid NOT IN (SELECT photo_uid FROM photos_albums pa JOIN albums a ON a.album_uid = pa.album_uid WHERE pa.hidden = 0 AND a.deleted_at IS NULL)")
} else if txt.NotEmpty(f.Album) {
v := strings.Trim(f.Album, "*%") + "%"
s = s.Where("photos.photo_uid IN (SELECT pa.photo_uid FROM photos_albums pa JOIN albums a ON a.album_uid = pa.album_uid AND pa.hidden = 0 WHERE (a.album_title LIKE ? OR a.album_slug LIKE ?))", v, v)
} else if txt.NotEmpty(f.Albums) {
for _, where := range LikeAnyWord("a.album_title", f.Albums) {
s = s.Where("photos.photo_uid IN (SELECT pa.photo_uid FROM photos_albums pa JOIN albums a ON a.album_uid = pa.album_uid AND pa.hidden = 0 WHERE (?))", gorm.Expr(where))
}
}
}
// Filter by camera.
if f.Camera > 0 {
s = s.Where("photos.camera_id = ?", f.Camera)
}
// Filter by camera lens.
if f.Lens > 0 {
s = s.Where("photos.lens_id = ?", f.Lens)
}
// Filter by ISO Number (light sensitivity) range.
if rangeStart, rangeEnd, rangeErr := txt.IntRange(f.Iso, 0, 10000000); rangeErr == nil {
s = s.Where("photos.photo_iso >= ? AND photos.photo_iso <= ?", rangeStart, rangeEnd)
}
// Filter by Focal Length (35mm equivalent) range.
if rangeStart, rangeEnd, rangeErr := txt.IntRange(f.Mm, 0, 10000000); rangeErr == nil {
s = s.Where("photos.photo_focal_length >= ? AND photos.photo_focal_length <= ?", rangeStart, rangeEnd)
}
// Filter by Aperture (f-number) range.
if rangeStart, rangeEnd, rangeErr := txt.FloatRange(f.F, 0, 10000000); rangeErr == nil {
s = s.Where("photos.photo_f_number >= ? AND photos.photo_f_number <= ?", rangeStart-0.01, rangeEnd+0.01)
}
// Filter by year.
if f.Year != "" {
s = s.Where(AnyInt("photos.photo_year", f.Year, txt.Or, entity.UnknownYear, txt.YearMax))
}
// Filter by month.
if f.Month != "" {
s = s.Where(AnyInt("photos.photo_month", f.Month, txt.Or, entity.UnknownMonth, txt.MonthMax))
}
// Filter by day.
if f.Day != "" {
s = s.Where(AnyInt("photos.photo_day", f.Day, txt.Or, entity.UnknownDay, txt.DayMax))
}
// Filter by Resolution in Megapixels (MP).
if rangeStart, rangeEnd, rangeErr := txt.IntRange(f.Mp, 0, 32000); rangeErr == nil {
s = s.Where("photos.photo_resolution >= ? AND photos.photo_resolution <= ?", rangeStart, rangeEnd)
}
// Find panoramic pictures only.
if f.Panorama {
s = s.Where("photos.photo_panorama = 1")
}
// Find portrait/landscape/square pictures only.
if f.Portrait {
s = s.Where("files.file_portrait = 1")
} else if f.Landscape {
s = s.Where("files.file_aspect_ratio > 1.25")
} else if f.Square {
s = s.Where("files.file_aspect_ratio = 1")
}
// Filter by main color.
if f.Color != "" {
s = s.Where("files.file_main_color IN (?)", SplitOr(strings.ToLower(f.Color)))
}
// Filter by chroma.
if f.Mono {
s = s.Where("files.file_chroma = 0")
} else if f.Chroma > 9 {
s = s.Where("files.file_chroma > ?", f.Chroma)
} else if f.Chroma > 0 {
s = s.Where("files.file_chroma > 0 AND files.file_chroma <= ?", f.Chroma)
}
// Filter by favorite flag.
if txt.No(f.Favorite) {
s = s.Where("photos.photo_favorite = 0")
} else if txt.NotEmpty(f.Favorite) {
s = s.Where("photos.photo_favorite = 1")
}
// Filter by scan flag.
if txt.No(f.Scan) {
s = s.Where("photos.photo_scan = 0")
} else if txt.NotEmpty(f.Scan) {
s = s.Where("photos.photo_scan = 1")
}
// Filter by location country.
if f.Country != "" {
s = s.Where("photos.photo_country IN (?)", SplitOr(strings.ToLower(f.Country)))
}
// Filter by location state.
if txt.NotEmpty(f.State) {
s = s.Where("places.place_state IN (?)", SplitOr(f.State))
}
// Filter by location city.
if txt.NotEmpty(f.City) {
s = s.Where("places.place_city IN (?)", SplitOr(f.City))
}
// Filter by location category.
if txt.NotEmpty(f.Category) {
s = s.Joins("JOIN cells ON photos.cell_id = cells.id").
Where("cells.cell_category IN (?)", SplitOr(strings.ToLower(f.Category)))
}
// Filter by media type.
if txt.NotEmpty(f.Type) {
s = s.Where("photos.photo_type IN (?)", SplitOr(strings.ToLower(f.Type)))
} else if f.Video {
s = s.Where("photos.photo_type = ?", entity.MediaVideo)
} else if f.Vector {
s = s.Where("photos.photo_type = ?", entity.MediaVector)
} else if f.Animated {
s = s.Where("photos.photo_type = ?", entity.MediaAnimated)
} else if f.Raw {
s = s.Where("photos.photo_type = ?", entity.MediaRaw)
} else if f.Live {
s = s.Where("photos.photo_type = ?", entity.MediaLive)
} else if f.Photo {
s = s.Where("photos.photo_type IN ('image','raw','live','animated')")
}
// Filter by storage path.
if f.Path != "" {
p := f.Path
if strings.HasPrefix(p, "/") {
p = p[1:]
}
if strings.HasSuffix(p, "/") {
s = s.Where("photos.photo_path = ?", p[:len(p)-1])
} else {
where, values := OrLike("photos.photo_path", p)
s = s.Where(where, values...)
}
}
// Filter by primary file name without path and extension.
if f.Name != "" {
where, names := OrLike("photos.photo_name", f.Name)
// Omit file path and known extensions.
for i := range names {
names[i] = fs.StripKnownExt(path.Base(names[i].(string)))
}
s = s.Where(where, names...)
}
// Filter by title.
if f.Title != "" {
where, values := OrLike("photos.photo_title", f.Title)
s = s.Where(where, values...)
}
// Filter by status.
if f.Archived {
s = s.Where("photos.photo_quality > -1")
s = s.Where("photos.deleted_at IS NOT NULL")
} else {
s = s.Where("photos.deleted_at IS NULL")
if f.Private {
s = s.Where("photos.photo_private = 1")
} else if f.Public {
s = s.Where("photos.photo_private = 0")
}
if f.Review {
s = s.Where("photos.photo_quality < 3")
} else if f.Quality != 0 && f.Private == false {
s = s.Where("photos.photo_quality >= ?", f.Quality)
}
}
// Filter by location code.
if txt.NotEmpty(f.S2) {
// S2 Cell ID.
s2Min, s2Max := s2.PrefixedRange(f.S2, s2.Level(f.Dist))
s = s.Where("photos.cell_id BETWEEN ? AND ?", s2Min, s2Max)
} else if txt.NotEmpty(f.Olc) {
// Open Location Code (OLC).
s2Min, s2Max := s2.PrefixedRange(pluscode.S2(f.Olc), s2.Level(f.Dist))
s = s.Where("photos.cell_id BETWEEN ? AND ?", s2Min, s2Max)
}
// Filter by GPS Bounds (Lat N, Lng E, Lat S, Lng W).
if latN, lngE, latS, lngW, boundsErr := clean.GPSBounds(f.Latlng); boundsErr == nil {
s = s.Where("photos.photo_lat BETWEEN ? AND ?", latS, latN)
s = s.Where("photos.photo_lng BETWEEN ? AND ?", lngW, lngE)
}
// Filter by GPS Latitude range (from +90 to -90 degrees).
if latN, latS, latErr := clean.GPSLatRange(f.Lat, f.Dist); latErr == nil {
s = s.Where("photos.photo_lat BETWEEN ? AND ?", latS, latN)
}
// Filter by GPS Longitude range (from -180 to +180 degrees).
if lngE, lngW, lngErr := clean.GPSLngRange(f.Lng, f.Dist); lngErr == nil {
s = s.Where("photos.photo_lng BETWEEN ? AND ?", lngW, lngE)
}
// Filter by GPS Altitude (m) range.
if rangeStart, rangeEnd, rangeErr := txt.IntRange(f.Alt, -6378000, 1000000000); rangeErr == nil {
s = s.Where("photos.photo_altitude BETWEEN ? AND ?", rangeStart, rangeEnd)
}
// Find photos taken before date.
if !f.Before.IsZero() {
s = s.Where("photos.taken_at <= ?", f.Before.Format("2006-01-02"))
}
// Find photos taken after date.
if !f.After.IsZero() {
s = s.Where("photos.taken_at >= ?", f.After.Format("2006-01-02"))
}
// Limit offset and count.
if f.Count > 0 {
s = s.Limit(f.Count).Offset(f.Offset)
} else {
s = s.Limit(1000000).Offset(f.Offset)
}
// Fetch results.
if result := s.Scan(&results); result.Error != nil {
return results, result.Error
}
log.Debugf("places: found %s for %s [%s]", english.Plural(len(results), "result", "results"), f.SerializeAll(), time.Since(start))
return results, nil
}