hydrus/hydrus/client/db/ClientDBFilesMetadataBasic.py

303 lines
11 KiB
Python

import sqlite3
import typing
from hydrus.core import HydrusConstants as HC
from hydrus.core import HydrusExceptions
from hydrus.client.db import ClientDBModule
class ClientDBFilesMetadataBasic( ClientDBModule.ClientDBModule ):
def __init__( self, cursor: sqlite3.Cursor ):
ClientDBModule.ClientDBModule.__init__( self, 'client files simple metadata', cursor )
def _GetInitialIndexGenerationDict( self ) -> dict:
index_generation_dict = {}
index_generation_dict[ 'main.files_info' ] = [
( [ 'size' ], False, 400 ),
( [ 'mime' ], False, 400 ),
( [ 'width' ], False, 400 ),
( [ 'height' ], False, 400 ),
( [ 'duration' ], False, 400 ),
( [ 'num_frames' ], False, 400 )
]
index_generation_dict[ 'main.files_info_forced_filetypes' ] = [
( [ 'forced_mime' ], False, 556 )
]
return index_generation_dict
def _GetInitialTableGenerationDict( self ) -> dict:
return {
'main.files_info' : ( 'CREATE TABLE IF NOT EXISTS {} ( hash_id INTEGER PRIMARY KEY, size INTEGER, mime INTEGER, width INTEGER, height INTEGER, duration INTEGER, num_frames INTEGER, has_audio INTEGER_BOOLEAN, num_words INTEGER );', 400 ),
'main.files_info_forced_filetypes' : ( 'CREATE TABLE IF NOT EXISTS {} ( hash_id INTEGER PRIMARY KEY, forced_mime INTEGER );', 556 ),
'main.has_icc_profile' : ( 'CREATE TABLE IF NOT EXISTS {} ( hash_id INTEGER PRIMARY KEY );', 465 ),
'main.has_exif' : ( 'CREATE TABLE IF NOT EXISTS {} ( hash_id INTEGER PRIMARY KEY );', 505 ),
'main.has_human_readable_embedded_metadata' : ( 'CREATE TABLE IF NOT EXISTS {} ( hash_id INTEGER PRIMARY KEY );', 505 ),
'main.has_transparency' : ( 'CREATE TABLE IF NOT EXISTS {} ( hash_id INTEGER PRIMARY KEY );', 552 ),
'external_master.blurhashes' : ( 'CREATE TABLE IF NOT EXISTS {} ( hash_id INTEGER PRIMARY KEY, blurhash TEXT );', 545 )
}
def AddFilesInfo( self, rows, overwrite = False ):
if overwrite:
insert_phrase = 'REPLACE INTO'
else:
insert_phrase = 'INSERT OR IGNORE INTO'
# hash_id, size, mime, width, height, duration, num_frames, has_audio, num_words
self._ExecuteMany( insert_phrase + ' files_info ( hash_id, size, mime, width, height, duration, num_frames, has_audio, num_words ) VALUES ( ?, ?, ?, ?, ?, ?, ?, ?, ? );', rows )
def GetBlurhash( self, hash_id: int ) -> str:
result = self._Execute( 'SELECT blurhash FROM blurhashes WHERE hash_id = ?;', ( hash_id, ) ).fetchone()
if result is None:
raise HydrusExceptions.DataMissing( 'Did not have blurhash information for that file!' )
( blurhash, ) = result
return blurhash
def GetHasEXIF( self, hash_id: int ):
result = self._Execute( 'SELECT hash_id FROM has_exif WHERE hash_id = ?;', ( hash_id, ) ).fetchone()
return result is not None
def GetHasEXIFHashIds( self, hash_ids_table_name: str ) -> typing.Set[ int ]:
has_exif_hash_ids = self._STS( self._Execute( 'SELECT hash_id FROM {} CROSS JOIN has_exif USING ( hash_id );'.format( hash_ids_table_name ) ) )
return has_exif_hash_ids
def GetHasHumanReadableEmbeddedMetadata( self, hash_id: int ):
result = self._Execute( 'SELECT hash_id FROM has_human_readable_embedded_metadata WHERE hash_id = ?;', ( hash_id, ) ).fetchone()
return result is not None
def GetHasHumanReadableEmbeddedMetadataHashIds( self, hash_ids_table_name: str ) -> typing.Set[ int ]:
has_human_readable_embedded_metadata_hash_ids = self._STS( self._Execute( 'SELECT hash_id FROM {} CROSS JOIN has_human_readable_embedded_metadata USING ( hash_id );'.format( hash_ids_table_name ) ) )
return has_human_readable_embedded_metadata_hash_ids
def GetHashIdsToBlurhashes( self, hash_ids_table_name: str ):
return dict( self._Execute( 'SELECT hash_id, blurhash FROM {} CROSS JOIN blurhashes USING ( hash_id );'.format( hash_ids_table_name ) ) )
def GetHashIdsToForcedFiletypes( self, hash_ids_table_name: str ):
return dict( self._Execute( 'SELECT hash_id, forced_mime FROM {} CROSS JOIN files_info_forced_filetypes USING ( hash_id );'.format( hash_ids_table_name ) ) )
def GetHasICCProfile( self, hash_id: int ):
result = self._Execute( 'SELECT hash_id FROM has_icc_profile WHERE hash_id = ?;', ( hash_id, ) ).fetchone()
return result is not None
def GetHasICCProfileHashIds( self, hash_ids_table_name: str ) -> typing.Set[ int ]:
has_icc_profile_hash_ids = self._STS( self._Execute( 'SELECT hash_id FROM {} CROSS JOIN has_icc_profile USING ( hash_id );'.format( hash_ids_table_name ) ) )
return has_icc_profile_hash_ids
def GetHasTransparency( self, hash_id: int ):
result = self._Execute( 'SELECT hash_id FROM has_transparency WHERE hash_id = ?;', ( hash_id, ) ).fetchone()
return result is not None
def GetHasTransparencyHashIds( self, hash_ids_table_name: str ) -> typing.Set[ int ]:
has_transparency_hash_ids = self._STS( self._Execute( 'SELECT hash_id FROM {} CROSS JOIN has_transparency USING ( hash_id );'.format( hash_ids_table_name ) ) )
return has_transparency_hash_ids
def GetMime( self, hash_id: int ) -> int:
result = self._Execute( 'SELECT mime FROM files_info WHERE hash_id = ?;', ( hash_id, ) ).fetchone()
if result is None:
raise HydrusExceptions.DataMissing( 'Did not have mime information for that file!' )
( mime, ) = result
return mime
def GetNumViewable( self, hash_ids: typing.Collection[ int ] ) -> int:
if len( hash_ids ) == 1:
( hash_id, ) = hash_ids
result = self._STL( self._Execute( 'SELECT mime FROM files_info WHERE hash_id = ?;', ( hash_id, ) ) )
else:
with self._MakeTemporaryIntegerTable( hash_ids, 'hash_id' ) as temp_hash_ids_table_name:
result = self._STL( self._Execute( 'SELECT mime FROM {} CROSS JOIN files_info USING ( hash_id );'.format( temp_hash_ids_table_name ) ) )
return sum( ( 1 for mime in result if mime in HC.SEARCHABLE_MIMES ) )
def GetResolution( self, hash_id: int ):
result = self._Execute( 'SELECT width, height FROM files_info WHERE hash_id = ?;', ( hash_id, ) ).fetchone()
if result is None:
return ( None, None )
return result
def GetTablesAndColumnsThatUseDefinitions( self, content_type: int ) -> typing.List[ typing.Tuple[ str, str ] ]:
if content_type == HC.CONTENT_TYPE_HASH:
return [
( 'files_info', 'hash_id' ),
( 'files_info_forced_filetypes', 'hash_id' ),
( 'has_exif', 'hash_id' ),
( 'has_human_readable_embedded_metadata', 'hash_id' ),
( 'has_icc_profile', 'hash_id' ),
( 'has_transparency', 'hash_id' ),
( 'blurhashes', 'hash_id' )
]
return []
def GetTotalSize( self, hash_ids: typing.Collection[ int ] ) -> int:
if len( hash_ids ) == 1:
( hash_id, ) = hash_ids
result = self._Execute( 'SELECT size FROM files_info WHERE hash_id = ?;', ( hash_id, ) ).fetchone()
else:
with self._MakeTemporaryIntegerTable( hash_ids, 'hash_id' ) as temp_hash_ids_table_name:
result = self._Execute( 'SELECT SUM( size ) FROM {} CROSS JOIN files_info USING ( hash_id );'.format( temp_hash_ids_table_name ) ).fetchone()
total_size = self._GetSumResult( result )
return total_size
def SetForcedFiletype( self, hash_id: int, forced_mime: typing.Optional[ int ] ):
self._Execute( 'DELETE FROM files_info_forced_filetypes WHERE hash_id = ?;', ( hash_id, ) )
if forced_mime is not None:
result = self._Execute( 'SELECT mime FROM files_info WHERE hash_id = ?;', ( hash_id, ) ).fetchone()
if result is not None:
( original_mime, ) = result
if original_mime == forced_mime:
return
self._Execute( 'INSERT INTO files_info_forced_filetypes ( hash_id, forced_mime ) VALUES ( ?, ? );', ( hash_id, forced_mime ) )
def SetHasEXIF( self, hash_id: int, has_exif: bool ):
if has_exif:
self._Execute( 'INSERT OR IGNORE INTO has_exif ( hash_id ) VALUES ( ? );', ( hash_id, ) )
else:
self._Execute( 'DELETE FROM has_exif WHERE hash_id = ?;', ( hash_id, ) )
def SetHasHumanReadableEmbeddedMetadata( self, hash_id: int, has_human_readable_embedded_metadata: bool ):
if has_human_readable_embedded_metadata:
self._Execute( 'INSERT OR IGNORE INTO has_human_readable_embedded_metadata ( hash_id ) VALUES ( ? );', ( hash_id, ) )
else:
self._Execute( 'DELETE FROM has_human_readable_embedded_metadata WHERE hash_id = ?;', ( hash_id, ) )
def SetHasICCProfile( self, hash_id: int, has_icc_profile: bool ):
if has_icc_profile:
self._Execute( 'INSERT OR IGNORE INTO has_icc_profile ( hash_id ) VALUES ( ? );', ( hash_id, ) )
else:
self._Execute( 'DELETE FROM has_icc_profile WHERE hash_id = ?;', ( hash_id, ) )
def SetHasTransparency( self, hash_id: int, has_transparency: bool ):
if has_transparency:
self._Execute( 'INSERT OR IGNORE INTO has_transparency ( hash_id ) VALUES ( ? );', ( hash_id, ) )
else:
self._Execute( 'DELETE FROM has_transparency WHERE hash_id = ?;', ( hash_id, ) )
def SetBlurhash( self, hash_id: int, blurhash: str ):
self._Execute('INSERT OR REPLACE INTO blurhashes ( hash_id, blurhash ) VALUES ( ?, ?);', ( hash_id, blurhash ) )