def _renderHTTP_exception(request, failure):
try:
text, code = humanize_failure(failure)
except:
log.msg("exception in humanize_failure")
log.msg("argument was %s" % (failure, ))
log.err()
text = str(failure)
code = None
if code is not None:
return _renderHTTP_exception_simple(request, text, code)
accept = request.getHeader("accept")
if not accept:
accept = "*/*"
if "*/*" in accept or "text/*" in accept or "text/html" in accept:
request.setResponseCode(http.INTERNAL_SERVER_ERROR)
return template.renderElement(
request,
tags.html(
tags.head(tags.title(u"Exception"), ),
tags.body(FailureElement(failure), ),
),
)
# use plain text
traceback = failure.getTraceback()
return _renderHTTP_exception_simple(
request,
traceback,
http.INTERNAL_SERVER_ERROR,
)
class FeedAggregation(object):
_retrieve = attr.ib()
_urls = attr.ib()
_app = Klein()
_planting = Plating(
tags=t.html(
t.head(t.title('Feed Aggregator 2.0')),
t.body(slot(Plating.CONTENT))
)
)
def resource(self):
return self._app.resource()
@_planting.routed(
_app.route('/'),
t.div(render='feeds:list')(slot('item')),
)
def root(self, request):
def convert(feed):
return feed.as_json() if request.args.get(b'json') else feed.as_html()
return {'feeds': [self._retrieve(url).addCallback(convert) for url in self._urls]}
class SimpleFeedAggregation(object):
application = Klein()
common_page = Plating(tags=tags.html(
tags.head(tags.title('Feed Aggregator 1.0')),
tags.body(tags.div(slot(Plating.CONTENT))),
))
def __init__(self, reactor, feed_urls):
self._reactor = reactor
self._feed_urls = feed_urls
@defer.inlineCallbacks
def retrieve_field(self, url):
response = yield treq.get(url, timeout=30.0, reactor=self._reactor)
if response.code != http.OK:
fail_reason = http.RESPONSES[response.code]
raise RuntimeError(f'Failed: {response.code} {fail_reason}')
content = yield response.content()
defer.returnValue(feedparser.parse(content))
@common_page.routed(application.route('/'),
tags.div(render='feeds:list')(slot('item')))
def feeds(self, request):
def render_feed(feed):
feed_title = feed[u'feed'][u'title']
feed_link = feed[u'feed'][u'link']
return tags.table(
tags.tr(tags.th(tags.a(feed_title, href=feed_link))))([
tags.tr(
tags.td(tags.a(entry[u'title'], href=entry[u'link'])))
for entry in feed[u'entries']
])
return {
u'feeds': [
self.retrieve_field(url).addCallback(render_feed)
for url in self._feed_urls
]
}
class FeedAggregation(object):
_retrieve = attr.ib()
_urls = attr.ib()
_app = Klein()
_plating = Plating(tags=t.html(t.head(t.title("Feed Aggregator 2.0")),
t.body(slot(Plating.CONTENT))))
def resource(self):
return self._app.resource()
@_plating.routed(
_app.route("/"),
t.div(render="feeds:list")(slot("item")),
)
def root(self, request):
def convert(feed):
return feed.asJSON() if request.args.get(
b"json") else feed.asHTML()
return {
"feeds":
[self._retrieve(url).addCallback(convert) for url in self._urls]
}
class SlowIncrementWebService(object):
application = Klein()
common_page = Plating(tags=tags.html(
tags.head(
tags.title(slot('title')),
tags.style('#amount { font-weight: bold; }'
'#message { font-style: italic; }')),
tags.body(tags.div(slot(Plating.CONTENT)))))
def __init__(self, reactor):
self._reactor = reactor
@common_page.routed(application.route('/<int:amount>'),
tags.div(
tags.span('Hello! Your new amount is: ',
id='message'),
tags.span(slot('new_amount'), id='amount'),
))
def slow_increment(self, request, amount):
slots = {
'title': 'Slow Increment',
'new_amount': amount + 1,
}
return task.deferLater(self._reactor, 1.0, lambda: slots)
#!/usr/bin/python3
# -*- coding: utf-8 -*-
from klein import run, route
from twisted.web.template import tags, slot
from klein import Klein, Plating
from input_handler import handle_input
app = Klein()
myStyle = Plating(
tags=tags.html(
tags.head(tags.title(slot("pageTitle"))),
tags.body(tags.h1(slot("pageTitle"), Class="titleHeading"),
tags.div(slot(Plating.CONTENT)))
)
)
@myStyle.routed(
app.route("/input/"),
tags.div())
def input(request):
return {"r":['Hello, world!']}
if __name__ == '__main__':
app.run("localhost", 8080)
from random import Random
from hashlib import sha256
from struct import unpack
def random_from_string(string):
return Random(
unpack("!I", sha256(string.encode("utf-8")).digest()[:4])[0]
)
from twisted.web.template import tags, slot
from klein import Klein, Plating
app = Klein()
myStyle = Plating(
tags=tags.html(
tags.head(tags.title(slot("pageTitle"))),
tags.body(tags.h1(slot("pageTitle"), Class="titleHeading"),
tags.div(slot(Plating.CONTENT)))
),
defaults={"pageTitle": "Places & Foods"}
)
@myStyle.routed(
app.route("/"),
tags.div(
tags.h2("Sample Places:"),
tags.ul([tags.li(tags.a(href=["/places/", place])(place))
for place in ["new york", "san francisco", "shanghai"]]),
tags.h2("Sample Foods:"),
tags.ul([tags.li(tags.a(href=["/foods/", food])(food))
for food in ["hamburgers", "cheeseburgers", "hot dogs"]]),
from klein.interfaces import ISession
from klein.storage.memory import MemorySessionStore
app = Klein()
sessions = MemorySessionStore()
requirer = Requirer()
@requirer.prerequisite([ISession])
def procurer(request):
return SessionProcurer(sessions).procureSession(request)
style = Plating(tags=tags.html(tags.head(tags.title("yay")),
tags.body(tags.div(slot(Plating.CONTENT)))))
@requirer.require(
style.routed(
app.route("/", methods=["POST"]),
tags.h1("u did it: ", slot("an-form-arg")),
),
foo=Field.number(minimum=3, maximum=10),
bar=Field.text(),
)
def postHandler(foo, bar):
return {"an-form-arg": foo}
from twisted.trial.unittest import (SynchronousTestCase, TestCase as
AsynchronousTestCase)
from twisted.web.error import FlattenerError, MissingRenderMethod
from twisted.web.template import slot, tags
from .test_resource import _render, requestMock
from .. import Klein, Plating
from .._plating import ATOM_TYPES, PlatedElement, resolveDeferredObjects
page = Plating(
defaults={
"title": "default title unchanged",
Plating.CONTENT: "NEVER MIND THE CONTENT",
},
tags=tags.html(
tags.head(tags.title(slot("title"))),
tags.body(
tags.h1(slot("title")),
tags.div(slot(Plating.CONTENT), Class="content"),
),
),
)
element = Plating(
defaults={
"a": "NO VALUE FOR A",
"b": "NO VALUE FOR B",
},
tags=tags.div(
tags.span("a: ", slot("a")),
tags.span("b: ", slot("b")),
def make_html(components, instances):
table = tags.table(class_='main')
heading_row = tags.tr()
for heading in 'component', 'tip revno', 'unreleased revisions', 'latest release':
heading_row(tags.th(heading))
for instance_name in sorted(instances):
heading_row(tags.th(instance_name, class_="instance-name"))
table(tags.thead(heading_row))
tbody = tags.tbody()
for name, component in sorted(components.items()):
row = tags.tr(class_="component")
revs_between_ids = {}
extra_rows = []
def td(*args, **kwargs):
row(tags.td(*args, **kwargs))
td(name)
td(str(component.tip_revno), class_='version')
unreleased_count = len(component.unreleased_revisions)
if unreleased_count:
id_ = get_id()
td(
tags.a(str(unreleased_count), href='#', class_='highlight'),
class_='version clickable', id=id_)
sub_name = 'revs between %s (r%s) and tip (r%s)' % (
component.last_release, component.released_revno,
component.tip_revno)
extra_rows.append(
tags.tr(
tags.td(
format_revlist(component.unreleased_revisions, name=sub_name),
colspan=str(4 + len(instances))),
class_='hidden',
id="show-" + id_))
elif not component.last_release:
td(u'\N{EM DASH}', class_='version')
else:
td(str(unreleased_count), class_='version')
if component.last_release:
td(component.last_release, class_='version')
else:
td(u'???', class_='version')
for instance_name, instance in sorted(instances.items()):
ver, location = instance.get(name, (None, None))
if ver is None:
td(u'\N{EM DASH}', class_='version')
elif ver == component.last_release:
td(ver, class_='version')
elif ver in component.release2revno:
revno_low = component.release2revno[ver]
sub_name = 'revs between %s (r%s) and %s (r%s)' % (
ver, revno_low,
component.last_release, component.released_revno)
revlist = []
for rev, revno in component.mainline_revs:
if revno_low < revno < component.released_revno:
revlist.append((rev, revno))
if revlist:
id_ = get_id()
revs_between_ids[revno_low] = id_
extra_rows.append(
tags.tr(
tags.td(
format_revlist(revlist, name=sub_name),
colspan=str(4 + len(instances))),
class_='hidden branch-diff',
id="show-" + id_))
td(
tags.a(ver, href='#', class_='highlight'),
class_='version clickable', id=id_)
else:
td(tags.span(ver, class_='highlight'), class_='version')
elif location:
try:
branch = bzrlib.branch.Branch.open(location)
except bzrlib.errors.NoSuchBranch:
td(tags.span(ver, class_='highlight'), class_='version')
else:
branch.lock_read()
try:
# This utterly half-assed version of bzr missing
# doesn't take merges into account!
revno, revid = branch.last_revision_info()
ver = ver.split('dev')[0] + 'dev' + str(revno)
mainline_revids = dict(
(rev.revision_id, revno)
for rev, revno in component.mainline_revs)
in_branch_revs = []
while revid not in mainline_revids:
rev = branch.repository.get_revision(revid)
if rev.message != 'post release bump':
in_branch_revs.append((rev, revno))
revno -= 1
if not rev.parent_ids:
break
revid = rev.parent_ids[0]
tables = []
if in_branch_revs:
tables.append(
format_revlist(
in_branch_revs,
'in branch (with nick %s) but not tip' % branch.nick))
in_trunk_revs = []
lca_revno = revno
for rev, revno in component.mainline_revs:
if revno > lca_revno:
in_trunk_revs.append((rev, revno))
if in_trunk_revs:
tables.append(
format_revlist(
in_trunk_revs,
'in tip but not branch'))
if tables:
id_ = get_id()
td(
tags.a(ver, href='#', class_='highlight'),
class_='version clickable', id=id_)
extra_rows.append(
tags.tr(
tags.td(
tables,
colspan=str(4 + len(instances))),
class_='hidden branch-diff',
id="show-" + id_))
else:
if branch.last_revision() == component.tip_revno:
td(ver, class_='highlight version')
else:
td(ver, class_='version')
finally:
branch.unlock()
else:
td(tags.span(ver, class_='highlight'), class_='version')
tbody(row, *extra_rows)
table(tbody)
html = tags.html(
tags.head(
tags.title("Deployment report"),
tags.script(
src='https://ajax.googleapis.com/ajax/libs/jquery/1.7.2/jquery.min.js',
type='text/javascript'),
tags.script(
src='https://ajax.googleapis.com/ajax/libs/jqueryui/1.8.18/jquery-ui.min.js',
type='text/javascript'),
tags.script(CDATA(js), type='text/javascript'),
tags.style(CDATA(css), type="text/css"),
),
tags.body(
tags.h1("Deployment report"),
table,
),
)
html(xmlns="http://www.w3.org/1999/xhtml")
return DOCTYPE + flatten(html)
)
from twisted.web.error import FlattenerError, MissingRenderMethod
from twisted.web.template import slot, tags
from .test_resource import _render, requestMock
from .. import Klein, Plating
from .._plating import ATOM_TYPES, PlatedElement, resolveDeferredObjects
page = Plating(
defaults={
"title": "default title unchanged",
Plating.CONTENT: "NEVER MIND THE CONTENT",
},
tags=tags.html(
tags.head(tags.title(slot("title"))),
tags.body(
tags.h1(slot("title")),
tags.div(slot(Plating.CONTENT), Class="content"),
),
),
)
element = Plating(
defaults={
"a": "NO VALUE FOR A",
"b": "NO VALUE FOR B",
},
tags=tags.div(
tags.span("a: ", slot("a")),
tags.span("b: ", slot("b")),
from klein.interfaces import ISession
from klein.storage.memory import MemorySessionStore
app = Klein()
sessions = MemorySessionStore()
requirer = Requirer()
@requirer.prerequisite([ISession])
def procurer(request):
return SessionProcurer(sessions).procureSession(request)
style = Plating(tags=tags.html(
tags.head(tags.title("yay")),
tags.body(tags.div(slot(Plating.CONTENT))))
)
@style.routed(
requirer.require(
app.route("/", methods=["POST"]),
foo=Field.integer(minimum=3, maximum=10), bar=Field.text(),
),
tags.h1('u did it: ', slot("an-form-arg"))
)
def postHandler(foo, bar):
return {"an-form-arg": foo}
@requirer.require(
style.routed(
def make_html(components, instances):
table = tags.table(class_='main')
heading_row = tags.tr()
for heading in 'component', 'tip revno', 'unreleased revisions', 'latest release':
heading_row(tags.th(heading))
for instance_name in sorted(instances):
heading_row(tags.th(instance_name, class_="instance-name"))
table(tags.thead(heading_row))
tbody = tags.tbody()
for name, component in sorted(components.items()):
row = tags.tr(class_="component")
revs_between_ids = {}
extra_rows = []
def td(*args, **kwargs):
row(tags.td(*args, **kwargs))
td(name)
td(str(component.tip_revno), class_='version')
unreleased_count = len(component.unreleased_revisions)
if unreleased_count:
id_ = get_id()
td(tags.a(str(unreleased_count), href='#', class_='highlight'),
class_='version clickable',
id=id_)
sub_name = 'revs between %s (r%s) and tip (r%s)' % (
component.last_release, component.released_revno,
component.tip_revno)
extra_rows.append(
tags.tr(tags.td(format_revlist(component.unreleased_revisions,
name=sub_name),
colspan=str(4 + len(instances))),
class_='hidden',
id="show-" + id_))
elif not component.last_release:
td(u'\N{EM DASH}', class_='version')
else:
td(str(unreleased_count), class_='version')
if component.last_release:
td(component.last_release, class_='version')
else:
td(u'???', class_='version')
for instance_name, instance in sorted(instances.items()):
ver, location = instance.get(name, (None, None))
if ver is None:
td(u'\N{EM DASH}', class_='version')
elif ver == component.last_release:
td(ver, class_='version')
elif ver in component.release2revno:
revno_low = component.release2revno[ver]
sub_name = 'revs between %s (r%s) and %s (r%s)' % (
ver, revno_low, component.last_release,
component.released_revno)
revlist = []
for rev, revno in component.mainline_revs:
if revno_low < revno < component.released_revno:
revlist.append((rev, revno))
if revlist:
id_ = get_id()
revs_between_ids[revno_low] = id_
extra_rows.append(
tags.tr(tags.td(format_revlist(revlist, name=sub_name),
colspan=str(4 + len(instances))),
class_='hidden branch-diff',
id="show-" + id_))
td(tags.a(ver, href='#', class_='highlight'),
class_='version clickable',
id=id_)
else:
td(tags.span(ver, class_='highlight'), class_='version')
elif location:
try:
branch = bzrlib.branch.Branch.open(location)
except bzrlib.errors.NoSuchBranch:
td(tags.span(ver, class_='highlight'), class_='version')
else:
branch.lock_read()
try:
# This utterly half-assed version of bzr missing
# doesn't take merges into account!
revno, revid = branch.last_revision_info()
ver = ver.split('dev')[0] + 'dev' + str(revno)
mainline_revids = dict(
(rev.revision_id, revno)
for rev, revno in component.mainline_revs)
in_branch_revs = []
while revid not in mainline_revids:
rev = branch.repository.get_revision(revid)
if rev.message != 'post release bump':
in_branch_revs.append((rev, revno))
revno -= 1
if not rev.parent_ids:
break
revid = rev.parent_ids[0]
tables = []
if in_branch_revs:
tables.append(
format_revlist(
in_branch_revs,
'in branch (with nick %s) but not tip' %
branch.nick))
in_trunk_revs = []
lca_revno = revno
for rev, revno in component.mainline_revs:
if revno > lca_revno:
in_trunk_revs.append((rev, revno))
if in_trunk_revs:
tables.append(
format_revlist(in_trunk_revs,
'in tip but not branch'))
if tables:
id_ = get_id()
td(tags.a(ver, href='#', class_='highlight'),
class_='version clickable',
id=id_)
extra_rows.append(
tags.tr(tags.td(tables,
colspan=str(4 +
len(instances))),
class_='hidden branch-diff',
id="show-" + id_))
else:
if branch.last_revision() == component.tip_revno:
td(ver, class_='highlight version')
else:
td(ver, class_='version')
finally:
branch.unlock()
else:
td(tags.span(ver, class_='highlight'), class_='version')
tbody(row, *extra_rows)
table(tbody)
html = tags.html(
tags.head(
tags.title("Deployment report"),
tags.script(
src=
'https://ajax.googleapis.com/ajax/libs/jquery/1.7.2/jquery.min.js',
type='text/javascript'),
tags.script(
src=
'https://ajax.googleapis.com/ajax/libs/jqueryui/1.8.18/jquery-ui.min.js',
type='text/javascript'),
tags.script(CDATA(js), type='text/javascript'),
tags.style(CDATA(css), type="text/css"),
),
tags.body(
tags.h1("Deployment report"),
table,
),
)
html(xmlns="http://www.w3.org/1999/xhtml")
return DOCTYPE + flatten(html)