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44 lines
1.1 KiB
Python
44 lines
1.1 KiB
Python
import binascii
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import json
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import logging
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from galaxy.util.hash_util import hmac_new
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from galaxy.util.json import json_fix
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log = logging.getLogger( __name__ )
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encoding_sep = '__esep__'
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encoding_sep2 = '__esepii__'
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def tool_shed_decode( value ):
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# Extract and verify hash
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a, b = value.split( ":" )
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value = binascii.unhexlify( b )
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test = hmac_new( 'ToolShedAndGalaxyMustHaveThisSameKey', value )
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assert a == test
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# Restore from string
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values = None
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try:
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values = json.loads( value )
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except Exception, e:
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pass
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if values is not None:
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try:
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return json_fix( values )
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except Exception, e:
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log.debug( "Fixing decoded json values '%s' from tool shed threw exception: %s" % ( str( values ), str( e ) ) )
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if values is None:
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values = value
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return values
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def tool_shed_encode( val ):
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if isinstance( val, dict ) or isinstance( val, list ):
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value = json.dumps( val )
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else:
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value = val
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a = hmac_new( 'ToolShedAndGalaxyMustHaveThisSameKey', value )
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b = binascii.hexlify( value )
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return "%s:%s" % ( a, b )
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