Mercurial > repos > cropgeeks > flapjack

comparison flapjack.py @ 40:4a0f069c98e0 draft

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author cropgeeks
date Thu, 02 Mar 2017 08:25:37 -0500
parents c8c40cbe2945
children 1de63acd6b12
comparison
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39:c8c40cbe2945 40:4a0f069c98e0
3 from galaxy.datatypes.binary import Binary 3 from galaxy.datatypes.binary import Binary
4 4
5 class FlapjackFormat(Binary): 5 class FlapjackFormat(Binary):
6 file_ext = "flapjack" 6 file_ext = "flapjack"
7 7
8 def sniff(self, filename): 8 # def sniff(self, filename):
9 # The first 16 bytes of any SQLite3 database file is 'SQLite format 3\0', and the file is binary. For details 9 # The first 16 bytes of any SQLite3 database file is 'SQLite format 3\0', and the file is binary. For details
10 # about the format, see http://www.sqlite.org/fileformat.html 10 # about the format, see http://www.sqlite.org/fileformat.html
11 try: 11 # try:
12 header = open(filename, 'rb').read(16) 12 # header = open(filename, 'rb').read(16)
13 if header == b'SQLite format 3\0': 13 # if header == b'SQLite format 3\0':
14 fj_table_names = ["objects", "project"] 14 # fj_table_names = ["objects", "project"]
15 conn = sqlite.connect(filename) 15 # conn = sqlite.connect(filename)
16 c = conn.cursor() 16 # c = conn.cursor()
17 tables_query = "SELECT name FROM sqlite_master WHERE type='table' ORDER BY name" 17 # tables_query = "SELECT name FROM sqlite_master WHERE type='table' ORDER BY name"
18 result = c.execute(tables_query).fetchall() 18 # result = c.execute(tables_query).fetchall()
19 result = [_[0] for _ in result] 19 # result = [_[0] for _ in result]
20 for table_name in fj_table_names: 20 # for table_name in fj_table_names:
21 if table_name not in result: 21 # if table_name not in result:
22 return False 22 # return False
23 return True 23 # return True
24 return False 24 # return False
25 except: 25 # except:
26 return False 26 # return False
27
28 Binary.register_sniffable_binary_format( "flapjack", "flapjack", FlapjackFormat)
29 27
30 class FlapjackMapFormat(Tabular): 28 class FlapjackMapFormat(Tabular):
31 file_ext = "fjmap" 29 file_ext = "fjmap"
32 30
33 def sniff( self, filename ): 31 def sniff( self, filename ):