def post_space_handler(environ, start_response):
"""
entry point for posting a new space name to TiddlyWeb
"""
space_name = environ['tiddlyweb.query']['name'][0]
space = Space(environ)
try:
space.create_space(space_name, environ['tiddlyweb.config']['space'])
except (RecipeExistsError, BagExistsError):
raise HTTP409('Space already Exists: %s' % space_name)
host = environ['tiddlyweb.config']['server_host']
if 'port' in host:
port = ':%s' % host['port']
else:
port = ''
recipe = Recipe('%s_public' % space_name)
new_space_uri = '%s/tiddlers.wiki' % recipe_url(environ, recipe)
start_response('201 Created', [
('Location', new_space_uri),
('Content-type', 'text/plain')])
return new_space_uri
def userpage(environ, start_response):
username = environ['tiddlyweb.usersign']['name']
user = environ['wsgiorg.routing_args'][1]['user']
if username != user:
#raise ForbiddenError
raise UserRequiredError
store = environ['tiddlyweb.store']
user_data = User(user)
try:
user_data = store.get(user_data)
try:
wikinames = user_data.note.split('\n')
except AttributeError:
wikinames = []
wikis = []
if wikinames:
for name in wikinames:
if not len(name):
continue
recipe = Recipe(name)
recipe = store.get(recipe)
url = recipe_url(environ, recipe)
wikis.append(dict(
name=name,
url=url,
description=recipe.desc))
except NoUserError:
wikis = []
template = template_env.get_template('spowtuser.html')
return template.generate(wikis=wikis)
def userpage(environ, start_response):
username = environ['tiddlyweb.usersign']['name']
user = environ['wsgiorg.routing_args'][1]['user']
if username != user:
#raise ForbiddenError
raise UserRequiredError
store = environ['tiddlyweb.store']
user_data = User(user)
try:
user_data = store.get(user_data)
wikinames = user_data.note.split('\n')
wikis = []
if wikinames:
for name in wikinames:
if not len(name):
continue
recipe = Recipe(name)
recipe = store.get(recipe)
url = recipe_url(environ, recipe)
wikis.append(dict(name=name, url=url, description=recipe.desc))
except NoUserError:
wikis = []
start_response('200 OK', [('Content-Type', 'text/html')])
environ['tiddlyweb.title'] = 'Hello %s' % user
template = template_env.get_template('user.html')
return template.generate(wikis=wikis)
def _recipe_policy(environ, recipe_name, publicity):
user = get_user_object(environ)
store = environ['tiddlyweb.store']
recipe = Recipe(recipe_name)
recipe = store.get(recipe)
recipe.policy.allows(user, 'manage')
if publicity == 'custom':
raise HTTP303(recipe_url(environ, recipe) + '/tiddlers')
if publicity == 'public':
recipe.policy.read = []
else:
recipe.policy.read = [user['name']]
store.put(recipe)
raise HTTP303(recipe_url(environ, recipe) + '/tiddlers')
def _recipe_policy(environ, recipe_name, publicity):
user = get_user_object(environ)
store = environ['tiddlyweb.store']
recipe = Recipe(recipe_name)
recipe = store.get(recipe)
recipe.policy.allows(user, 'manage')
if publicity == 'custom':
raise HTTP303(recipe_url(environ, recipe) + '/tiddlers')
if publicity == 'public':
recipe.policy.read = []
else:
recipe.policy.read = [user['name']]
store.put(recipe)
raise HTTP303(recipe_url(environ, recipe) + '/tiddlers')
def _recipe_policy(environ, recipe_name, publicity):
user = get_user_object(environ)
store = environ["tiddlyweb.store"]
recipe = Recipe(recipe_name)
recipe = store.get(recipe)
recipe.policy.allows(user, "manage")
if publicity == "custom":
raise HTTP303(recipe_url(environ, recipe) + "/tiddlers")
if publicity == "public":
recipe.policy.read = []
else:
recipe.policy.read = [user["name"]]
store.put(recipe)
raise HTTP303(recipe_url(environ, recipe) + "/tiddlers")
def get_tiddlers(environ, start_response):
"""
Handle ``GET`` on a tiddlers-within-a-recipe URI.
Get a list representation of the :py:class:`tiddlers
<tiddlyweb.model.tiddler.Tiddler>` generated from a :py:class:`recipe
<tiddlyweb.model.recipe.Recipe>`.
The information sent is dependent on the serialization chosen
via :py:mod:`tiddlyweb.web.negotiate`.
"""
usersign = environ['tiddlyweb.usersign']
store = environ['tiddlyweb.store']
filters = environ['tiddlyweb.filters']
recipe = _determine_recipe(environ)
title = 'Tiddlers From Recipe %s' % recipe.name
title = environ['tiddlyweb.query'].get('title', [title])[0]
# check the recipe can be read
recipe.policy.allows(usersign, 'read')
# check the bags in the recipe can be read
try:
template = control.recipe_template(environ)
for bag_name, _ in recipe.get_recipe(template):
bag = Bag(bag_name)
bag = store.get(bag)
bag.policy.allows(usersign, 'read')
except NoBagError as exc:
raise HTTP404('recipe %s lists an unknown bag: %s' %
(recipe.name, exc))
# from this point forward we know the tiddlers are
# readable
# get the tiddlers from the recipe and uniquify them
try:
candidate_tiddlers = control.get_tiddlers_from_recipe(recipe, environ)
except NoBagError as exc:
raise HTTP404('recipe %s lists an unknown bag: %s' %
(recipe.name, exc))
except FilterError as exc:
raise HTTP400('malformed filter: %s' % exc)
tiddlers = Tiddlers(title=title)
if not filters:
tiddlers.store = store
tiddlers.recipe = recipe.name
for tiddler in candidate_tiddlers:
tiddler.recipe = recipe.name
tiddlers.add(tiddler)
tiddlers.link = '%s/tiddlers' % web.recipe_url(environ, recipe,
full=False)
return send_tiddlers(environ, start_response, tiddlers=tiddlers)
def get_tiddlers(environ, start_response):
"""
Handle ``GET`` on a tiddlers-within-a-recipe URI.
Get a list representation of the :py:class:`tiddlers
<tiddlyweb.model.tiddler.Tiddler>` generated from a :py:class:`recipe
<tiddlyweb.model.recipe.Recipe>`.
The information sent is dependent on the serialization chosen
via :py:mod:`tiddlyweb.web.negotiate`.
"""
usersign = environ['tiddlyweb.usersign']
store = environ['tiddlyweb.store']
filters = environ['tiddlyweb.filters']
recipe = _determine_recipe(environ)
title = 'Tiddlers From Recipe %s' % recipe.name
title = environ['tiddlyweb.query'].get('title', [title])[0]
# check the recipe can be read
recipe.policy.allows(usersign, 'read')
# check the bags in the recipe can be read
try:
template = control.recipe_template(environ)
for bag_name, _ in recipe.get_recipe(template):
bag = Bag(bag_name)
bag = store.get(bag)
bag.policy.allows(usersign, 'read')
except NoBagError as exc:
raise HTTP404('recipe %s lists an unknown bag: %s' %
(recipe.name, exc))
# from this point forward we know the tiddlers are
# readable
# get the tiddlers from the recipe and uniquify them
try:
candidate_tiddlers = control.get_tiddlers_from_recipe(recipe, environ)
except NoBagError as exc:
raise HTTP404('recipe %s lists an unknown bag: %s' %
(recipe.name, exc))
except FilterError as exc:
raise HTTP400('malformed filter: %s' % exc)
tiddlers = Tiddlers(title=title)
if not filters:
tiddlers.store = store
tiddlers.recipe = recipe.name
for tiddler in candidate_tiddlers:
tiddler.recipe = recipe.name
tiddlers.add(tiddler)
tiddlers.link = '%s/tiddlers' % web.recipe_url(environ, recipe, full=False)
return send_tiddlers(environ, start_response, tiddlers=tiddlers)
def put(environ, start_response):
"""
Handle ``PUT`` on a single recipe URI.
Put a :py:class:`recipe <tiddlyweb.model.recipe.Recipe>` to the server,
meaning the description, policy and recipe list of the recipe,
if :py:class:`policy <tiddlyweb.model.policy.Policy>` allows.
"""
recipe_name = web.get_route_value(environ, 'recipe_name')
recipe_name = web.handle_extension(environ, recipe_name)
recipe = Recipe(recipe_name)
store = environ['tiddlyweb.store']
length, _ = web.content_length_and_type(environ)
usersign = environ['tiddlyweb.usersign']
try:
recipe = store.get(recipe)
recipe.policy.allows(usersign, 'manage')
except NoRecipeError:
create_policy_check(environ, 'recipe', usersign)
try:
serialize_type = web.get_serialize_type(environ)[0]
except TypeError:
raise HTTP400('Content-type header required')
try:
serializer = Serializer(serialize_type, environ)
serializer.object = recipe
content = web.read_request_body(environ, length)
serializer.from_string(content.decode('utf-8'))
recipe.policy.owner = usersign['name']
_validate_recipe(environ, recipe)
store.put(recipe)
except RecipeFormatError as exc:
raise HTTP400('unable to put recipe: %s' % exc)
except TypeError as exc:
raise HTTP400('malformed input: %s' % exc)
except NoSerializationError:
raise HTTP415('Content type %s not supported' % serialize_type)
start_response("204 No Content",
[('Location', web.recipe_url(environ, recipe))])
return []
def put(environ, start_response):
"""
Handle ``PUT`` on a single recipe URI.
Put a :py:class:`recipe <tiddlyweb.model.recipe.Recipe>` to the server,
meaning the description, policy and recipe list of the recipe,
if :py:class:`policy <tiddlyweb.model.policy.Policy>` allows.
"""
recipe_name = web.get_route_value(environ, 'recipe_name')
recipe_name = web.handle_extension(environ, recipe_name)
recipe = Recipe(recipe_name)
store = environ['tiddlyweb.store']
length, _ = web.content_length_and_type(environ)
usersign = environ['tiddlyweb.usersign']
try:
recipe = store.get(recipe)
recipe.policy.allows(usersign, 'manage')
except NoRecipeError:
create_policy_check(environ, 'recipe', usersign)
try:
serialize_type = web.get_serialize_type(environ)[0]
except TypeError:
raise HTTP400('Content-type header required')
try:
serializer = Serializer(serialize_type, environ)
serializer.object = recipe
content = web.read_request_body(environ, length)
serializer.from_string(content.decode('utf-8'))
recipe.policy.owner = usersign['name']
_validate_recipe(environ, recipe)
store.put(recipe)
except RecipeFormatError as exc:
raise HTTP400('unable to put recipe: %s' % exc)
except TypeError as exc:
raise HTTP400('malformed input: %s' % exc)
except NoSerializationError:
raise HTTP415('Content type %s not supported' % serialize_type)
start_response("204 No Content",
[('Location', web.recipe_url(environ, recipe))])
return []
def _tiddlers_self(self, tiddler):
"""
Given a single tiddler from a collection determine the
self URI of that collection.
"""
links = {}
if tiddler.recipe:
tiddlers_container = recipe_url(self.environ,
Recipe(tiddler.recipe), full=True)
links['tiddlyweb:recipe'] = tiddlers_container
else:
tiddlers_container = bag_url(self.environ, Bag(tiddler.bag),
full=True)
links['tiddlyweb:bag'] = tiddlers_container
return links
def _tiddler_links(self, tiddler):
"""
The links to provide with a single tiddler.
"""
links = []
tiddler_link = tiddler_url(self.environ, tiddler, full=True)
collection_link = self._tiddlers_links(Tiddlers(), tiddler)['self']
links.append(Link('tiddlyweb:tiddlers', collection_link))
links.append(Link('collection', collection_link))
links.append(Link('tiddlyweb:bag', bag_url(self.environ,
Bag(tiddler.bag), full=True)))
if tiddler.recipe:
links.append(Link('tiddlyweb:recipe', recipe_url(self.environ,
Recipe(tiddler.recipe), full=True)))
links.append(Link('self', tiddler_link))
return links
def render(tiddler, environ, seen_titles=None):
"""
Return tiddler.text as rendered HTML by passing it down a
socket to the nodejs based server.js process. Transclusions
are identified in the returned text and processed recursively.
If there is a current user, that user is passed along the pipe
so that private content can be retrieved by nodejs (over HTTP).
"""
if seen_titles is None:
seen_titles = []
parser = html5lib.HTMLParser(
tree = html5lib.treebuilders.getTreeBuilder("dom"))
if tiddler.recipe:
collection = recipe_url(environ, Recipe(tiddler.recipe)) + '/tiddlers'
else:
collection = bag_url(environ, Bag(tiddler.bag)) + '/tiddlers'
try:
user_cookie = environ['HTTP_COOKIE']
cookie = Cookie.SimpleCookie()
cookie.load(user_cookie)
tiddlyweb_cookie = 'tiddlyweb_user='******'tiddlyweb_user'].value
except KeyError:
tiddlyweb_cookie = ''
socket_path = environ['tiddlyweb.config'].get('twikified.socket',
'/tmp/wst.sock')
twik_socket = socket.socket(socket.AF_UNIX, socket.SOCK_STREAM)
try:
twik_socket.connect(socket_path)
except (socket.error, IOError), exc:
output = """
<div class='error'>There was a problem rendering this tiddler.
The raw text is given below.</div>
<pre class='wikitext'>%s</pre>
""" % (escape_attribute_value(tiddler.text))
logging.warn('twikifier socket connect failed: %s', exc)
twik_socket.shutdown(socket.SHUT_RDWR)
twik_socket.close()
return output
def render(tiddler, environ, seen_titles=None):
"""
Return tiddler.text as rendered HTML by passing it down a
socket to the nodejs based server.js process. Transclusions
are identified in the returned text and processed recursively.
If there is a current user, that user is passed along the pipe
so that private content can be retrieved by nodejs (over HTTP).
"""
if seen_titles is None:
seen_titles = []
parser = html5lib.HTMLParser(
tree=html5lib.treebuilders.getTreeBuilder("dom"))
if tiddler.recipe:
collection = recipe_url(environ, Recipe(tiddler.recipe)) + '/tiddlers'
else:
collection = bag_url(environ, Bag(tiddler.bag)) + '/tiddlers'
try:
user_cookie = environ['HTTP_COOKIE']
cookie = Cookie.SimpleCookie()
cookie.load(user_cookie)
tiddlyweb_cookie = 'tiddlyweb_user='******'tiddlyweb_user'].value
except KeyError:
tiddlyweb_cookie = ''
socket_path = environ['tiddlyweb.config'].get('twikified.socket',
'/tmp/wst.sock')
twik_socket = socket.socket(socket.AF_UNIX, socket.SOCK_STREAM)
try:
twik_socket.connect(socket_path)
except (socket.error, IOError), exc:
output = """
<div class='error'>There was a problem rendering this tiddler.
The raw text is given below.</div>
<pre class='wikitext'>%s</pre>
""" % (escape_attribute_value(tiddler.text))
logging.warn('twikifier socket connect failed: %s', exc)
twik_socket.shutdown(socket.SHUT_RDWR)
twik_socket.close()
return output
def _tiddlers_collection_uri(self):
"""
Calculate the uri of the current tiddler collection.
This ought to use tiddlyweb.model.collection but
the code is not there yet.
"""
recipe_name = bag_name = None
try:
recipe_name = get_route_value(self.environ, 'recipe_name')
except KeyError:
try:
bag_name = get_route_value(self.environ, 'bag_name')
except KeyError:
return None
if recipe_name:
base = recipe_url(self.environ, Recipe(recipe_name), full=True)
else:
base = bag_url(self.environ, Bag(bag_name), full=True)
return base + '/tiddlers'
def render(tiddler, environ):
if tiddler.recipe:
collection = recipe_url(environ, Recipe(tiddler.recipe)) + '/tiddlers'
else:
collection = bag_url(environ, Bag(tiddler.bag)) + '/tiddlers'
socket_path = environ['tiddlyweb.config'].get('twikified.socket',
'/tmp/wst.sock')
twik_socket = socket.socket(socket.AF_UNIX, socket.SOCK_STREAM)
twik_socket.connect('/tmp/wst.sock')
twik_socket.sendall('%s\x00%s\n' % (collection, tiddler.title))
output = ''
try:
while True:
data = twik_socket.recv(1024)
if data:
output += data
else:
break
finally:
twik_socket.close()
return output.decode('UTF-8')
def render(tiddler, environ):
if tiddler.recipe:
collection = recipe_url(environ, Recipe(tiddler.recipe)) + '/tiddlers'
else:
collection = bag_url(environ, Bag(tiddler.bag)) + '/tiddlers'
socket_path = environ['tiddlyweb.config'].get('twikified.socket',
'/tmp/wst.sock')
twik_socket = socket.socket(socket.AF_UNIX, socket.SOCK_STREAM)
twik_socket.connect('/tmp/wst.sock')
twik_socket.sendall('%s\x00%s\n' % (collection, tiddler.title))
output = ''
try:
while True:
data = twik_socket.recv(1024)
if data:
output += data
else:
break
finally:
twik_socket.close()
return output.decode('UTF-8')
def put(environ, start_response):
"""
Put a new recipe to the server.
"""
recipe_name = environ["wsgiorg.routing_args"][1]["recipe_name"]
recipe_name = urllib.unquote(recipe_name)
recipe_name = unicode(recipe_name, "utf-8")
recipe_name = web.handle_extension(environ, recipe_name)
recipe = Recipe(recipe_name)
store = environ["tiddlyweb.store"]
length = environ["CONTENT_LENGTH"]
usersign = environ["tiddlyweb.usersign"]
try:
recipe = store.get(recipe)
recipe.policy.allows(usersign, "manage")
except NoRecipeError:
create_policy_check(environ, "recipe", usersign)
try:
serialize_type = web.get_serialize_type(environ)[0]
serializer = Serializer(serialize_type, environ)
serializer.object = recipe
content = environ["wsgi.input"].read(int(length))
serializer.from_string(content.decode("utf-8"))
recipe.policy.owner = usersign["name"]
_validate_recipe(environ, recipe)
store.put(recipe)
except TypeError:
raise HTTP400("Content-type header required")
except NoSerializationError:
raise HTTP415("Content type %s not supported" % serialize_type)
start_response("204 No Content", [("Location", web.recipe_url(environ, recipe))])
return []
def render(tiddler, environ):
if tiddler.recipe:
collection = recipe_url(environ, Recipe(tiddler.recipe)) + '/tiddlers'
else:
collection = bag_url(environ, Bag(tiddler.bag)) + '/tiddlers'
try:
user_cookie = environ['HTTP_COOKIE']
cookie = Cookie.SimpleCookie()
cookie.load(user_cookie)
tiddlyweb_cookie = 'tiddlyweb_user='******'tiddlyweb_user'].value
except KeyError:
tiddlyweb_cookie = ''
socket_path = environ['tiddlyweb.config'].get('twikified.socket',
'/tmp/wst.sock')
twik_socket = socket.socket(socket.AF_UNIX, socket.SOCK_STREAM)
try:
twik_socket.connect('/tmp/wst.sock')
except IOError:
output = """
<div class='error'>There was a problem rendering this tiddler. The raw text is given instead below.</div>
<pre class='wikitext'>%s</pre>
"""%(escape_attribute_value(tiddler.text))
return output
twik_socket.sendall('%s\x00%s\x00%s\n' % (collection, tiddler.title, tiddlyweb_cookie))
output = ''
try:
while True:
data = twik_socket.recv(1024)
if data:
output += data
else:
break
finally:
twik_socket.close()
return output.decode('UTF-8')
def put(environ, start_response):
"""
Put a new recipe to the server.
"""
recipe_name = environ['wsgiorg.routing_args'][1]['recipe_name']
recipe_name = urllib.unquote(recipe_name)
recipe_name = unicode(recipe_name, 'utf-8')
recipe_name = web.handle_extension(environ, recipe_name)
recipe = Recipe(recipe_name)
store = environ['tiddlyweb.store']
length = environ['CONTENT_LENGTH']
usersign = environ['tiddlyweb.usersign']
try:
recipe = store.get(recipe)
recipe.policy.allows(usersign, 'manage')
except NoRecipeError:
create_policy_check(environ, 'recipe', usersign)
try:
serialize_type = web.get_serialize_type(environ)[0]
serializer = Serializer(serialize_type, environ)
serializer.object = recipe
content = environ['wsgi.input'].read(int(length))
serializer.from_string(content.decode('UTF-8'))
store.put(recipe)
except NoSerializationError:
raise HTTP415('Content type %s not supported' % serialize_type)
start_response("204 No Content",
[('Location', web.recipe_url(environ, recipe))])
return []
except NoBagError, exc:
raise HTTP404('recipe %s lists an unknown bag: %s' %
(recipe.name, exc))
except FilterError, exc:
raise HTTP400('malformed filter: %s' % exc)
if filters:
tiddlers = Tiddlers(title=title)
else:
tiddlers = Tiddlers(title=title, store=store)
for tiddler in candidate_tiddlers:
tiddler.recipe = recipe.name
tiddlers.add(tiddler)
tiddlers.link = '%s/tiddlers' % web.recipe_url(environ, recipe, full=False)
return send_tiddlers(environ, start_response, tiddlers=tiddlers)
def list_recipes(environ, start_response):
"""
Get a list of all recipes the current user can read.
"""
store = environ['tiddlyweb.store']
serialize_type, mime_type = web.get_serialize_type(environ)
serializer = Serializer(serialize_type, environ)
return list_entities(environ, start_response, mime_type,
store.list_recipes, serializer.list_recipes)
def render(tiddler, environ):
"""
Return tiddler.text as rendered HTML by passing it down a
socket to the nodejs based server.js process. Transclusions
are identified in the returned text and processed recursively.
If there is a current user, that user is passed along the pipe
so that private content can be retrieved by nodejs (over HTTP).
"""
if tiddler.recipe:
collection = recipe_url(environ, Recipe(tiddler.recipe)) + '/tiddlers'
else:
collection = bag_url(environ, Bag(tiddler.bag)) + '/tiddlers'
try:
user_cookie = environ['HTTP_COOKIE']
cookie = Cookie.SimpleCookie()
cookie.load(user_cookie)
tiddlyweb_cookie = 'tiddlyweb_user='******'tiddlyweb_user'].value
except KeyError:
tiddlyweb_cookie = ''
socket_path = environ['tiddlyweb.config'].get('twikified.socket',
'/var/run/twikifier/wst.sock')
twik_socket = socket.socket(socket.AF_UNIX, socket.SOCK_STREAM)
twik_socket.settimeout(15.0)
try:
try:
twik_socket.connect(socket_path)
except (socket.error, IOError), exc:
output = """
<div class='error'>There was a problem rendering this tiddler.
The raw text is given below.</div>
<pre class='wikitext'>%s</pre>
""" % (escape_attribute_value(tiddler.text))
LOGGER.warn('twikifier socket connect failed: %s', exc)
twik_socket.shutdown(socket.SHUT_RDWR)
twik_socket.close()
return output
try:
twik_socket.sendall('%s\x00%s\x00%s\n' % (collection,
tiddler.text.encode('utf-8', 'replace'),
tiddlyweb_cookie))
twik_socket.shutdown(socket.SHUT_WR)
output = ''
try:
while True:
data = twik_socket.recv(1024)
if data:
output += data
else:
break
finally:
twik_socket.shutdown(socket.SHUT_RDWR)
twik_socket.close()
except (socket.error, IOError), exc:
if hasattr(exc, 'errno') and exc.errno == 57:
twik_socket.close()
else:
LOGGER.warn('twikifier error during data processing: %s', exc)
output = """
<div class='error'>There was a problem rendering this tiddler.
The raw text is given below.</div>
<pre class='wikitext'>%s</pre>
""" % (escape_attribute_value(tiddler.text))
try:
twik_socket.shutdown(socket.SHUT_RDWR)
twik_socket.close()
except (socket.error), exc:
LOGGER.warn('twikifier bad socket shutdown: %s', exc)
return output
def recipe_as(self, recipe):
recipe_uri = recipe_url(self.environ, recipe, full=True)
entity_structure = dict(policy=self._get_policy(recipe.policy),
desc=recipe.desc, name=recipe.name, recipe=recipe.get_recipe())
return self._entity_as(entity_structure, recipe_uri, 'recipes')
content = environ['wsgi.input'].read(int(length))
serializer.from_string(content.decode('utf-8'))
recipe.policy.owner = usersign['name']
_validate_recipe(environ, recipe)
store.put(recipe)
except RecipeFormatError, exc:
raise HTTP400('unable to put recipe: %s' % exc)
except TypeError, exc:
raise HTTP400('malformed input: %s' % exc)
except NoSerializationError:
raise HTTP415('Content type %s not supported' % serialize_type)
start_response("204 No Content",
[('Location', web.recipe_url(environ, recipe))])
return []
def _validate_recipe(environ, recipe):
"""
Unless recipe is valid raise a 409 with the reason why.
"""
try:
validate_recipe(recipe, environ)
except InvalidBagError, exc:
raise HTTP409('Recipe content is invalid: %s' % exc)
def _determine_recipe(environ):
except NoBagError, exc:
raise HTTP404('recipe %s lists an unknown bag: %s' %
(recipe.name, exc))
except FilterError, exc:
raise HTTP400('malformed filter: %s' % exc)
if filters:
tiddlers = Tiddlers(title=title)
else:
tiddlers = Tiddlers(title=title, store=store)
for tiddler in candidate_tiddlers:
tiddler.recipe = recipe.name
tiddlers.add(tiddler)
tiddlers.link = '%s/tiddlers' % web.recipe_url(environ, recipe,
full=False)
return send_tiddlers(environ, start_response, tiddlers=tiddlers)
def list_recipes(environ, start_response):
"""
Get a list of all recipes the current user can read.
"""
store = environ['tiddlyweb.store']
serialize_type, mime_type = web.get_serialize_type(environ)
serializer = Serializer(serialize_type, environ)
return list_entities(environ, start_response, mime_type,
store.list_recipes, serializer.list_recipes)
content = environ['wsgi.input'].read(int(length))
serializer.from_string(content.decode('utf-8'))
recipe.policy.owner = usersign['name']
_validate_recipe(environ, recipe)
store.put(recipe)
except RecipeFormatError, exc:
raise HTTP400('unable to put recipe: %s' % exc)
except TypeError, exc:
raise HTTP400('malformed input: %s' % exc)
except NoSerializationError:
raise HTTP415('Content type %s not supported' % serialize_type)
start_response("204 No Content",
[('Location', web.recipe_url(environ, recipe))])
return []
def _validate_recipe(environ, recipe):
"""
Unless recipe is valid raise a 409 with the reason why.
"""
try:
validate_recipe(recipe, environ)
except InvalidBagError, exc:
raise HTTP409('Recipe content is invalid: %s' % exc)
def _determine_recipe(environ):
def recipe_href(recipe, extension):
return '%s/tiddlers%s?filter=%s' % (
recipe_url(environ, recipe), extension, urllib.quote('[sort[-modified]]')
)
def render(tiddler, environ):
"""
Return tiddler.text as rendered HTML by passing it down a
socket to the nodejs based server.js process. Transclusions
are identified in the returned text and processed recursively.
If there is a current user, that user is passed along the pipe
so that private content can be retrieved by nodejs (over HTTP).
"""
if tiddler.recipe:
collection = recipe_url(environ, Recipe(tiddler.recipe)) + '/tiddlers'
else:
collection = bag_url(environ, Bag(tiddler.bag)) + '/tiddlers'
try:
user_cookie = environ['HTTP_COOKIE']
cookie = Cookie.SimpleCookie()
cookie.load(user_cookie)
tiddlyweb_cookie = 'tiddlyweb_user='******'tiddlyweb_user'].value
except KeyError:
tiddlyweb_cookie = ''
socket_path = environ['tiddlyweb.config'].get(
'twikified.socket', '/var/run/twikifier/wst.sock')
twik_socket = socket.socket(socket.AF_UNIX, socket.SOCK_STREAM)
twik_socket.settimeout(15.0)
try:
try:
twik_socket.connect(socket_path)
except (socket.error, IOError), exc:
output = """
<div class='error'>There was a problem rendering this tiddler.
The raw text is given below.</div>
<pre class='wikitext'>%s</pre>
""" % (escape_attribute_value(tiddler.text))
LOGGER.warn('twikifier socket connect failed: %s', exc)
twik_socket.shutdown(socket.SHUT_RDWR)
twik_socket.close()
return output
try:
twik_socket.sendall(
'%s\x00%s\x00%s\n' %
(collection, tiddler.text.encode('utf-8',
'replace'), tiddlyweb_cookie))
twik_socket.shutdown(socket.SHUT_WR)
output = ''
try:
while True:
data = twik_socket.recv(1024)
if data:
output += data
else:
break
finally:
twik_socket.shutdown(socket.SHUT_RDWR)
twik_socket.close()
except (socket.error, IOError), exc:
if hasattr(exc, 'errno') and exc.errno == 57:
twik_socket.close()
else:
LOGGER.warn('twikifier error during data processing: %s', exc)
output = """
<div class='error'>There was a problem rendering this tiddler.
The raw text is given below.</div>
<pre class='wikitext'>%s</pre>
""" % (escape_attribute_value(tiddler.text))
try:
twik_socket.shutdown(socket.SHUT_RDWR)
twik_socket.close()
except (socket.error), exc:
LOGGER.warn('twikifier bad socket shutdown: %s', exc)
return output
def recipe_href(recipe, extension):
return '%s/tiddlers%s?sort=-modified' % (
recipe_url(environ, recipe), extension)
