49 lines
1.5 KiB
Python
49 lines
1.5 KiB
Python
import dircache
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import HydrusConstants as HC
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import HydrusExceptions
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import itertools
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import os
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def GetExpectedPath( file_type, hash ):
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if file_type == 'file': directory = HC.SERVER_FILES_DIR
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elif file_type == 'thumbnail': directory = HC.SERVER_THUMBNAILS_DIR
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elif file_type == 'update': directory = HC.SERVER_UPDATES_DIR
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elif file_type == 'message': directory = HC.SERVER_MESSAGES_DIR
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hash_encoded = hash.encode( 'hex' )
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first_two_chars = hash_encoded[:2]
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path = directory + os.path.sep + first_two_chars + os.path.sep + hash_encoded
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return path
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def GetPath( file_type, hash ):
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path = GetExpectedPath( file_type, hash )
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if not os.path.exists( path ): raise HydrusExceptions.NotFoundException( file_type + ' not found!' )
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return path
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def GetAllHashes( file_type ): return { os.path.split( path )[1].decode( 'hex' ) for path in IterateAllPaths( file_type ) }
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def IterateAllPaths( file_type ):
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if file_type == 'file': directory = HC.SERVER_FILES_DIR
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elif file_type == 'thumbnail': directory = HC.SERVER_THUMBNAILS_DIR
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elif file_type == 'update': directory = HC.SERVER_UPDATES_DIR
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elif file_type == 'message': directory = HC.SERVER_MESSAGES_DIR
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hex_chars = '0123456789abcdef'
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for ( one, two ) in itertools.product( hex_chars, hex_chars ):
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dir = directory + os.path.sep + one + two
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next_paths = dircache.listdir( dir )
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for path in next_paths: yield dir + os.path.sep + path
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