/usr/lib/python2.7/dist-packages/cherrypy/_cptree.py is in python-cherrypy 2.3.0-5.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 | class Root:
pass
class Branch:
pass
class Tree:
"""A scaffold for cherrypy.root.
This class works together with cherrypy.root, providing helper methods
for mounting applications at diverse points. "Trellis" would be a more
accurate name (but too hard to remember, and perhaps in CP 3.0 this
class will become cherrypy.root).
"""
def __init__(self):
self._mount_points = {}
def _get_mount_points(self):
m = self._mount_points
if "/" not in m:
import cherrypy
if cherrypy.root is not None and not isinstance(cherrypy.root, Root):
m["/"] = cherrypy.root
return m
def _set_mount_points(self, newvalue):
self._mount_points = newvalue
mount_points = property(_get_mount_points, _set_mount_points)
def mount(self, app_root, baseurl=None, conf=None):
"""Mount the given app_root at the given baseurl (relative to root)."""
import cherrypy
if conf and not isinstance(conf, dict):
conf = cherrypy.config.dict_from_config_file(conf)
if baseurl is None:
baseurl = "/"
if conf:
conf_pt = conf.get("global", {}).get("mount_point")
if conf_pt:
baseurl = conf_pt
point = baseurl.lstrip("/")
if point:
node = cherrypy.root
if node is None:
node = cherrypy.root = Root()
atoms = point.split("/")
tail = atoms.pop()
for atom in atoms:
if not hasattr(node, atom):
setattr(node, atom, Branch())
node = getattr(node, atom)
if hasattr(node, tail):
raise ValueError("The url '%s' is already mounted." % baseurl)
else:
# Mount the app_root at cherrypy.root.
if cherrypy.root is not None:
raise ValueError("The url '%s' is already mounted." % baseurl)
node = cherrypy
tail = "root"
setattr(node, tail, app_root)
self.mount_points[baseurl] = app_root
if conf is not None:
cherrypy.config.update(updateMap=conf, baseurl=baseurl)
def mount_point(self, path=None):
"""The 'root path' of the app which governs the given path, or None.
If path is None, cherrypy.request.object_path is used.
"""
if path is None:
try:
import cherrypy
path = cherrypy.request.object_path
except AttributeError:
return None
while path:
if path in self.mount_points:
return path
# Move one node up the tree and try again.
if path == "/":
break
path = path[:path.rfind("/")] or "/"
return None
def url(self, path, mount_point=None):
"""Return 'path', prefixed with mount_point.
If mount_point is None, cherrypy.request.object_path will be used
to find a mount point.
"""
if mount_point is None:
mount_point = self.mount_point()
if mount_point is None:
return path
from cherrypy.lib import httptools
return httptools.urljoin(mount_point, path)
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