99 lines
3.7 KiB
Python
99 lines
3.7 KiB
Python
class Uri( object ):
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"""
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>>> from miniuri import Uri
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>>> u = Uri( "http://www.foxhop.net/samsung/HL-T5087SA/red-LED-failure" )
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>>> u.uri = "https://fox:pass@www.foxhop.net:8080/path/filename.jpg?p=2#comment"
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foo://username:password@example.com:8042/over/there/index.php?pet=cat&name=bam#nose
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\_/ \_______________/ \_________/ \__/ \___/ \_/ \______________/ \__/
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| | | | | | | |
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| userinfo hostname port | | query fragment
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| \________________________________/\_____________|____|/
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scheme | | | |
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authority path | extension
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filename
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"""
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scheme = username = password = hostname = port = None
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path = filename = query = fragment = None
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def __init__( self, uri = None ):
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if uri: self.uri = uri # invoke uri.setter
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@property
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def uri( self ):
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"""build and return uri from attributes"""
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scheme = path = filename = query = fragment = ''
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if self.path: path = '/'.join( self.path.split('/')[:-1] )
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if self.scheme: scheme = self.scheme + '://'
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if self.filename: filename = '/' + self.filename
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if self.query: query = '?' + self.query
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if self.fragment: fragment = '#' + self.fragment
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return ''.join( [scheme, self.authority, path, filename, query, fragment] )
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@uri.setter
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def uri( self, uri ):
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"""parse and set all uri attributes"""
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if '://' in uri: # attempt to parse scheme
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self.scheme, uri = uri.split( '://' )
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# invoke authority setter
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self.authority = uri.split( '/' )[0]
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uri = uri[ len( self.authority ): ]
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if '#' in uri: # set fragment
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uri, self.fragment = uri.split( '#' )
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if '?' in uri: # set path and possibly query
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self.path, self.query = uri.split( '?' )
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else: self.path = uri
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self.filename = self.path.split( '/' )[-1]
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@property
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def authority( self ):
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"""return a authority string from attributes"""
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a = ''
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if self.username:
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a += self.username
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if self.password: a += ':' + self.password
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a += '@'
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a += self.hostname
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if self.port: a += ':' + self.port
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return a
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@authority.setter
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def authority( self, a ):
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"""set all the attribute that makeup a authority"""
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self.username = self.password = self.port = None
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self.hostname = a
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if '@' in a:
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self.userinfo, self.hostname = a.split( '@' ) # userinfo setter
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if ':' in self.hostname:
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self.hostname, self.port = self.hostname.split( ':' )
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@property
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def userinfo( self ):
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"""return username:password"""
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return self.username + ':' + self.password
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@userinfo.setter
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def userinfo( self, info ):
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"""set username and password"""
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self.username, self.password = info, None
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if ':' in self.username:
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self.username, self.password = self.username.split( ':' )
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@property
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def extension( self ):
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"""return extension"""
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if '.' in self.filename: return self.filename.split('.')[1]
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else: return None
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@property
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def parts( self ):
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"""remove scheme then return a list of uri parts splitting on / """
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p = self.uri
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if self.scheme: p = p[ len(self.scheme) + 3: ]
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return p.split( '/' )
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