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Viewing changes to loggerhead/apps/filesystem.py

  • Committer: Matt Nordhoff
  • Date: 2009-05-02 14:01:05 UTC
  • Revision ID: mnordhoff@mattnordhoff.com-20090502140105-m07dxhtzfgsgu2ia
https://launchpad.net/bugs/370845
Make sure to close mkstemp's file descriptor (bug #370845)

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loggerhead/apps/filesystem.py
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"""Serve branches at urls that mimic the file system layout."""
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import cgi
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import os
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import tempfile
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from bzrlib import branch, errors, lru_cache
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from paste.request import path_info_pop
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from paste.wsgiwrappers import WSGIRequest, WSGIResponse
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from paste import httpexceptions
 
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from paste import urlparser
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from loggerhead.apps.branch import BranchWSGIApp
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from loggerhead.apps import favicon_app, static_app
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sql_dir = tempfile.mkdtemp()
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class DirectoryListing(object):
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    def __init__(self, path):
 
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from loggerhead.config import LoggerheadConfig
 
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from loggerhead.controllers.directory_ui import DirectoryUI
 
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class BranchesFromFileSystemServer(object):
 
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    def __init__(self, path, root, name=None):
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        self.path = path
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    def __call__(self, environ, start_response):
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        request = WSGIRequest(environ)
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        response = WSGIResponse()
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        listing = [d for d in os.listdir(self.path) if not d.startswith('.')]
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        response.headers['Content-Type'] = 'text/html'
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        print >> response, '<html><body>'
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        for d in sorted(listing):
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            if os.path.isdir(os.path.join(self.path, d)):
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                d = cgi.escape(d)
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                print >> response, '<li><a href="%s/">%s</a></li>' % (d, d)
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        print >> response, '</body></html>'
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        return response(environ, start_response)
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class BranchesFromFileSystemServer(object):
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    def __init__(self, folder, root):
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        self.folder = folder
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        self.root = root
 
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        self.name = name
 
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        self._config = root._config
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    def app_for_branch(self, branch):
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        if not self.folder:
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            name = os.path.basename(os.path.abspath(self.root.folder))
 
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        if not self.name:
 
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            name = branch.get_config().get_nickname()
 
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            is_root = True
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        else:
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            name = self.folder
 
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            name = self.name
 
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            is_root = False
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        branch_app = BranchWSGIApp(
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            branch, name, {'cachepath': sql_dir}, self.root.graph_cache)
 
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            branch, name,
 
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            {'cachepath': self._config.SQL_DIR},
 
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            self.root.graph_cache, is_root=is_root,
 
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            use_cdn=self._config.get_option('use_cdn'))
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        return branch_app.app
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    def app_for_non_branch(self, environ):
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            raise httpexceptions.HTTPMovedPermanently(
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                environ['SCRIPT_NAME'] + '/')
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        elif segment == '':
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            return DirectoryListing(os.path.join(self.root.folder, self.folder))
 
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            if self.name:
 
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                name = self.name
 
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            else:
 
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                name = '/'
 
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            return DirectoryUI(environ['loggerhead.static.url'],
 
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                               self.path,
 
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                               name)
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        else:
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            relpath = os.path.join(self.folder, segment)
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            return BranchesFromFileSystemServer(relpath, self.root)
 
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            new_path = os.path.join(self.path, segment)
 
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            if self.name:
 
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                new_name = os.path.join(self.name, segment)
 
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            else:
 
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                new_name = '/' + segment
 
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            return BranchesFromFileSystemServer(new_path, self.root, new_name)
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    def __call__(self, environ, start_response):
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        path = os.path.join(self.root.folder, self.folder)
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        if not os.path.isdir(path):
 
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        if not os.path.isdir(self.path):
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            raise httpexceptions.HTTPNotFound()
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        try:
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            b = branch.Branch.open(path)
 
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            b = branch.Branch.open(self.path)
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        except errors.NotBranchError:
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            return self.app_for_non_branch(environ)(environ, start_response)
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        else:
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class BranchesFromFileSystemRoot(object):
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    def __init__(self, folder):
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        self.graph_cache = lru_cache.LRUCache()
 
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    def __init__(self, folder, config):
 
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        self.graph_cache = lru_cache.LRUCache(10)
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        self.folder = folder
 
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        self._config = config
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    def __call__(self, environ, start_response):
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        environ['loggerhead.static.url'] = environ['SCRIPT_NAME']
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            return static_app(environ, start_response)
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        elif environ['PATH_INFO'] == '/favicon.ico':
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            return favicon_app(environ, start_response)
 
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        elif '/.bzr/' in environ['PATH_INFO']:
 
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            app = urlparser.make_static(None, self.folder)
 
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            return app(environ, start_response)
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        else:
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            return BranchesFromFileSystemServer(
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                '', self)(environ, start_response)
 
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                self.folder, self)(environ, start_response)
 
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class UserBranchesFromFileSystemRoot(object):
 
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    def __init__(self, folder, config):
 
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        self.graph_cache = lru_cache.LRUCache(10)
 
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        self.folder = folder
 
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        self._config = config
 
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        self.trunk_dir = config.get_option('trunk_dir')
 
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    def __call__(self, environ, start_response):
 
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        environ['loggerhead.static.url'] = environ['SCRIPT_NAME']
 
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        path_info = environ['PATH_INFO']
 
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        if path_info.startswith('/static/'):
 
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            segment = path_info_pop(environ)
 
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            assert segment == 'static'
 
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            return static_app(environ, start_response)
 
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        elif path_info == '/favicon.ico':
 
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            return favicon_app(environ, start_response)
 
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        else:
 
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            # segments starting with ~ are user branches
 
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            if path_info.startswith('/~'):
 
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                segment = path_info_pop(environ)
 
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                new_path = os.path.join(self.folder, segment[1:])
 
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                return BranchesFromFileSystemServer(
 
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                    new_path, self, segment)(environ, start_response)
 
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            else:
 
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                new_path = os.path.join(self.folder, self.trunk_dir)
 
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                return BranchesFromFileSystemServer(
 
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                    new_path, self)(environ, start_response)