path helper

path_helper.py

import urlparse
import os


class Path(unicode):
    
    def __init__(self, path):
        self.parsed_url = urlparse.urlparse(path)
        self.split = os.path.split(self.parsed_url.path)
        self.splitext = os.path.splitext(self.parsed_url.path)
        super(Path, self).__init__(path)

    @property
    def fragment(self):
        return self.parsed_url.fragment
    
    @property
    def query(self):
        return self.parsed_url.query
        
    @property
    def domain(self):
        return self.parsed_url.netloc

    @property
    def scheme(self):
        return self.parsed_url.scheme

    @property
    def is_uri(self):
        return self.scheme != ''
    
    @property
    def is_file_with_ext(self):
        return self.splitext[1] != ''
    
    @property
    def is_path(self):
        return self.split[1] == ''
    
    @property
    def is_file_no_ext(self):
        return self.splitext[1] == '' and self.split[1] != ''
    
    @property
    def ext(self):
        return self.splitext[1]
    
    @property
    def ext_value(self):
        val = self.ext
        if val is not '':
            return self.ext[1:] 
        return ''
    
    @property
    def filename(self):
        return self.split[1]
    
    @property
    def filename_no_ext(self):
        val = self.split[1]
        if self.is_file_no_ext:
            return val
        without_ext = val[:-len(self.ext)]
        return without_ext
    
    @property
    def path(self):
        return self.split[0]
    
    @property
    def paths(self):
        vals = self.path.split(os.path.sep)
        if not self.is_uri:
            vals = [self.domain] + vals
        vals = filter(lambda v: v is not '', vals)
        return vals
    
    @property
    def parent_folder(self):
        paths = self.paths
        if len(paths) > 1 :
            return paths[-1]
        return