def test_submit_cancel_form_helper(self):
"""Test custom crispy forms layout helper"""
template = Engine().get_default().from_string("""
{% load crispy_forms_tags %}
{% crispy form %}
""")
test_form = SampleForm()
test_form.helper = SubmitCancelFormHelper(test_form)
c = Context({'form': test_form})
html = template.render(c)
self.assertEqual(html.count('role="button"'), 1)
self.assertEqual(html.count('href="#"'), 1)
self.assertEqual(html.count('Cancel'), 1)
self.assertEqual(html.count('Submit'), 1)
test_form = SampleForm()
test_form.helper = SubmitCancelFormHelper(test_form,
cancel_href="/some/url/")
c = Context({'form': test_form})
html = template.render(c)
self.assertEqual(html.count('href="/some/url/'), 1)
class DjangoRenderer(TemplateRenderer):
"""
Renders Django templates.
:param engine: a Django template engine object or keyword arguments for its constructor
:param package_paths: if given, looks up the directories containing the given package and fills
in or extends the ``dirs`` argument for :class:`~django.template.Engine`. The value will be
interpreted by :func:`~asphalt.templating.util.package_to_directory`.
"""
__slots__ = 'engine'
def __init__(self, engine: Union[Engine, Dict[str, Any]] = None,
package_paths: Iterable[str] = ()):
assert check_argument_types()
self.engine = engine or {}
if isinstance(self.engine, dict):
self.engine.setdefault('dirs', []).extend(package_to_directory(pkg) for
pkg in package_paths)
self.engine = Engine(**self.engine)
def render(self, template: str, **vars) -> str:
template = self.engine.get_template(template)
context = Context(vars)
return template.render(context)
def render_string(self, source: str, **vars) -> str:
template = self.engine.from_string(source)
context = Context(vars)
return template.render(context)
def test_extend_cached(self):
engine = Engine(
dirs=[
os.path.join(RECURSIVE, 'fs'),
os.path.join(RECURSIVE, 'fs2'),
os.path.join(RECURSIVE, 'fs3'),
],
loaders=[
('django.template.loaders.cached.Loader', [
'django.template.loaders.filesystem.Loader',
]),
],
)
template = engine.get_template('recursive.html')
output = template.render(Context({}))
self.assertEqual(output.strip(), 'fs3/recursive fs2/recursive fs/recursive')
cache = engine.template_loaders[0].get_template_cache
self.assertEqual(len(cache), 3)
expected_path = os.path.join('fs', 'recursive.html')
self.assertTrue(cache['recursive.html'].origin.name.endswith(expected_path))
# Render another path that uses the same templates from the cache
template = engine.get_template('other-recursive.html')
output = template.render(Context({}))
self.assertEqual(output.strip(), 'fs3/recursive fs2/recursive fs/recursive')
# Template objects should not be duplicated.
self.assertEqual(len(cache), 4)
expected_path = os.path.join('fs', 'other-recursive.html')
self.assertTrue(cache['other-recursive.html'].origin.name.endswith(expected_path))
def create_site(name, directory=SITE_DIR, templates_dir=TEMPLATES_DIR, static_dir=RESOURCES_DIR):
if not directory:
sys.stderr.write("Please provide a site name, e.g. %s <site_name>\n\n" % NAME)
sys.exit(1)
sys.stdout.write("\tCopying site templates to %s\n" % directory)
# Generate manage.py
from django.template import Engine, Context
engine = Engine()
f = open(os.path.join(os.path.dirname(templates_dir), "manage.txt"))
template = engine.from_string(f.read())
f.close()
managepy_file_contents = template.render(Context({"site_name": name}))
managepy_file = open(os.path.join(BASE_DIR, "manage.py"), "w+")
managepy_file.write(managepy_file_contents)
managepy_file.close()
os.chmod(os.path.join(BASE_DIR, "manage.py"), 0755)
# copy template framework into site directory
shutil.copytree("%s/" % templates_dir, directory, ignore=shutil.ignore_patterns(".svn"))
site_resources = "%s/%s" % (static_dir, name)
# make static dirs
for static_dir in STATIC_DIRS:
try:
os.makedirs("%s/%s" % (site_resources, static_dir))
sys.stdout.write("\tCreated %s in %s\n" % (static_dir, site_resources))
except:
pass
def test_correct_exception_index(self):
tests = [
('{% load bad_tag %}{% for i in range %}{% badsimpletag %}{% endfor %}', (38, 56)),
(
'{% load bad_tag %}{% for i in range %}{% for j in range %}'
'{% badsimpletag %}{% endfor %}{% endfor %}',
(58, 76)
),
(
'{% load bad_tag %}{% for i in range %}{% badsimpletag %}'
'{% for j in range %}Hello{% endfor %}{% endfor %}',
(38, 56)
),
(
'{% load bad_tag %}{% for i in range %}{% for j in five %}'
'{% badsimpletag %}{% endfor %}{% endfor %}',
(38, 57)
),
('{% load bad_tag %}{% for j in five %}{% badsimpletag %}{% endfor %}', (18, 37)),
]
context = Context({
'range': range(5),
'five': 5,
})
engine = Engine(debug=True, libraries={'bad_tag': 'template_tests.templatetags.bad_tag'})
for source, expected_error_source_index in tests:
template = engine.from_string(source)
try:
template.render(context)
except (RuntimeError, TypeError) as e:
debug = e.template_debug
self.assertEqual((debug['start'], debug['end']), expected_error_source_index)
def render_to_string(template_name, context):
"""
The same as the Django one but this only searches for templates in the './templates' folder.
"""
template_engine = Engine(dirs=[os.path.join(BASE_DIR, 'templates')])
template = template_engine.get_template(template_name)
return template.render(Context(context))
def csrf_failure(request, reason=""):
"""
Default view used when request fails CSRF protection
"""
from django.middleware.csrf import REASON_NO_REFERER, REASON_NO_CSRF_COOKIE
t = Engine().from_string(CSRF_FAILURE_TEMPLATE)
c = Context({
'title': _("Forbidden"),
'main': _("CSRF verification failed. Request aborted."),
'reason': reason,
'no_referer': reason == REASON_NO_REFERER,
'no_referer1': _(
"You are seeing this message because this HTTPS site requires a "
"'Referer header' to be sent by your Web browser, but none was "
"sent. This header is required for security reasons, to ensure "
"that your browser is not being hijacked by third parties."),
'no_referer2': _(
"If you have configured your browser to disable 'Referer' headers, "
"please re-enable them, at least for this site, or for HTTPS "
"connections, or for 'same-origin' requests."),
'no_cookie': reason == REASON_NO_CSRF_COOKIE,
'no_cookie1': _(
"You are seeing this message because this site requires a CSRF "
"cookie when submitting forms. This cookie is required for "
"security reasons, to ensure that your browser is not being "
"hijacked by third parties."),
'no_cookie2': _(
"If you have configured your browser to disable cookies, please "
"re-enable them, at least for this site, or for 'same-origin' "
"requests."),
'DEBUG': settings.DEBUG,
'docs_version': get_docs_version(),
'more': _("More information is available with DEBUG=True."),
})
return HttpResponseForbidden(t.render(c), content_type='text/html')
def test_filter(self):
engine = Engine(libraries=LIBRARIES)
t = engine.from_string("{% load custom %}{{ string|trim:5 }}")
self.assertEqual(
t.render(Context({"string": "abcdefghijklmnopqrstuvwxyz"})),
"abcde"
)
def test_extend_recursive(self):
engine = Engine(
dirs=[os.path.join(RECURSIVE, "fs"), os.path.join(RECURSIVE, "fs2"), os.path.join(RECURSIVE, "fs3")]
)
template = engine.get_template("recursive.html")
output = template.render(Context({}))
self.assertEqual(output.strip(), "fs3/recursive fs2/recursive fs/recursive")
def get_mocked_html_response(self, template_name, variables={}):
"""
Returns the 'template_name' with the 'variables' as a resolved string.
"""
template_engine = Engine(dirs=[os.path.join(self.BASE_DIR, 'responses')])
template = template_engine.get_template(template_name)
return template.render(Context(variables))
def test_unknown_block_tag(self):
engine = Engine()
msg = (
"Invalid block tag on line 1: 'foobar'. Did you forget to "
"register or load this tag?"
)
with self.assertRaisesMessage(TemplateSyntaxError, msg):
engine.from_string("lala{% foobar %}")
def test_debug_tag_non_ascii(self):
"""
#23060 -- Test non-ASCII model representation in debug output.
"""
group = Group(name="清風")
c1 = Context({"objs": [group]})
t1 = Engine().from_string('{% debug %}')
self.assertIn("清風", t1.render(c1))
def test_debug_tag_non_ascii(self):
"""
#23060 -- Test non-ASCII model representation in debug output.
"""
Group.objects.create(name="清風")
c1 = Context({"objs": Group.objects.all()})
t1 = Engine().from_string("{% debug %}")
self.assertIn("清風", t1.render(c1))
def test_super_errors(self):
"""
#18169 -- NoReverseMatch should not be silence in block.super.
"""
engine = Engine(app_dirs=True)
t = engine.get_template("included_content.html")
with self.assertRaises(urlresolvers.NoReverseMatch):
t.render(Context())
def test_include_error(self):
engine = Engine(dirs=[RELATIVE])
msg = (
"The relative path '\"./../three.html\"' points outside the file "
"hierarchy that template 'error_include.html' is in."
)
with self.assertRaisesMessage(TemplateSyntaxError, msg):
engine.render_to_string('error_include.html')
def test_load_working_egg(self):
ttext = "{% load working_egg %}"
egg_name = '%s/tagsegg.egg' % self.egg_dir
with extend_sys_path(egg_name):
engine = Engine(libraries={
'working_egg': 'tagsegg.templatetags.working_egg',
})
engine.from_string(ttext)
def _create_accessor_function(self, sql_function_name, accessor_dir):
with open(os.path.join(accessor_dir, TEMPLATE_NAME), encoding='utf-8') as f:
template_string = f.read()
template = Engine().from_string(template_string)
rendered_template = template.render({'sql_function_name': sql_function_name})
with open(os.path.join(accessor_dir, '{}.sql'.format(sql_function_name)), 'w+', encoding='utf-8') as f:
f.write(rendered_template)
def test_include_template_argument(self):
"""
Support any render() supporting object
"""
engine = Engine()
ctx = Context({"tmpl": engine.from_string("This worked!")})
outer_tmpl = engine.from_string("{% include tmpl %}")
output = outer_tmpl.render(ctx)
self.assertEqual(output, "This worked!")
def test_url_reverse_no_settings_module(self):
"""
#9005 -- url tag shouldn't require settings.SETTINGS_MODULE to
be set.
"""
t = Engine(debug=True).from_string("{% url will_not_match %}")
c = Context()
with self.assertRaises(urlresolvers.NoReverseMatch):
t.render(c)
def test_load_working_egg(self):
ttext = "{% load working_egg %}"
egg_name = "%s/tagsegg.egg" % self.egg_dir
with extend_sys_path(egg_name):
engine = Engine(libraries={"working_egg": "tagsegg.templatetags.working_egg"})
engine.from_string(ttext)
with six.assertRaisesRegex(self, InvalidTemplateLibrary, msg):
Engine(libraries={"broken_tag": "template_tests.broken_tag"})
def test_extend_self_error(self):
"""
Catch if a template extends itself and no other matching
templates are found.
"""
engine = Engine(dirs=[os.path.join(RECURSIVE, 'fs')])
template = engine.get_template('self.html')
with self.assertRaises(TemplateDoesNotExist):
template.render(Context({}))
def test_mixing_loop(self):
engine = Engine(dirs=[RELATIVE])
msg = (
"The relative path '\"./dir2/../looped.html\"' was translated to "
"template name \'dir1/looped.html\', the same template in which "
"the tag appears."
)
with self.assertRaisesMessage(TemplateSyntaxError, msg):
engine.render_to_string('dir1/looped.html')
def test_compile_tag_error(self):
"""
Errors raised while compiling nodes should include the token
information.
"""
engine = Engine(debug=True)
with self.assertRaises(RuntimeError) as e:
engine.from_string("{% load bad_tag %}{% badtag %}")
self.assertEqual(e.exception.template_debug["during"], "{% badtag %}")
def test_extends_generic_template(self):
"""
#24338 -- Allow extending django.template.backends.django.Template
objects.
"""
engine = Engine()
parent = engine.from_string("{% block content %}parent{% endblock %}")
child = engine.from_string("{% extends parent %}{% block content %}child{% endblock %}")
self.assertEqual(child.render(Context({"parent": parent})), "child")
def test_textnode_repr(self):
engine = Engine()
for temptext, reprtext in [
("Hello, world!", "<TextNode: 'Hello, world!'>"),
("One\ntwo.", "<TextNode: 'One\\ntwo.'>"),
]:
template = engine.from_string(temptext)
texts = template.nodelist.get_nodes_by_type(TextNode)
self.assertEqual(repr(texts[0]), reprtext)
def test_render_context_is_cleared(self):
"""
#24555 -- InclusionNode should push and pop the render_context stack
when rendering. Otherwise, leftover values such as blocks from
extending can interfere with subsequent rendering.
"""
engine = Engine(app_dirs=True, libraries=LIBRARIES)
template = engine.from_string('{% load inclusion %}{% inclusion_extends1 %}{% inclusion_extends2 %}')
self.assertEqual(template.render(Context({})).strip(), 'one\ntwo')
def test_no_render_side_effect(self):
"""
#23441 -- InclusionNode shouldn't modify its nodelist at render time.
"""
engine = Engine(app_dirs=True, libraries=LIBRARIES)
template = engine.from_string('{% load inclusion %}{% inclusion_no_params %}')
count = template.nodelist.get_nodes_by_type(Node)
template.render(Context({}))
self.assertEqual(template.nodelist.get_nodes_by_type(Node), count)
def test_extend_recursive(self):
engine = Engine(dirs=[
os.path.join(RECURSIVE, 'fs'),
os.path.join(RECURSIVE, 'fs2'),
os.path.join(RECURSIVE, 'fs3'),
])
template = engine.get_template('recursive.html')
output = template.render(Context({}))
self.assertEqual(output.strip(), 'fs3/recursive fs2/recursive fs/recursive')
def test_extend_missing(self):
engine = Engine(dirs=[os.path.join(RECURSIVE, 'fs')])
template = engine.get_template('extend-missing.html')
with self.assertRaises(TemplateDoesNotExist) as e:
template.render(Context({}))
tried = e.exception.tried
self.assertEqual(len(tried), 1)
self.assertEqual(tried[0][0].template_name, 'missing.html')
def test_invalid_block_suggestion(self):
"""
#7876 -- Error messages should include the unexpected block name.
"""
engine = Engine()
with self.assertRaises(TemplateSyntaxError) as e:
engine.from_string("{% if 1 %}lala{% endblock %}{% endif %}")
self.assertEqual(e.exception.args[0], "Invalid block tag: 'endblock', expected 'elif', 'else' or 'endif'")
def page_not_found(request, exception, template_name=ERROR_404_TEMPLATE_NAME):
"""
Default 404 handler.
Templates: :template:`404.html`
Context:
request_path
The path of the requested URL (e.g., '/app/pages/bad_page/'). It's
quoted to prevent a content injection attack.
exception
The message from the exception which triggered the 404 (if one was
supplied), or the exception class name
"""
exception_repr = exception.__class__.__name__
# Try to get an "interesting" exception message, if any (and not the ugly
# Resolver404 dictionary)
try:
message = exception.args[0]
except (AttributeError, IndexError):
pass
else:
if isinstance(message, str):
exception_repr = message
context = {
'request_path': quote(request.path),
'exception': exception_repr,
}
try:
template = loader.get_template(template_name)
body = template.render(context, request)
content_type = None # Django will use DEFAULT_CONTENT_TYPE
except TemplateDoesNotExist:
if template_name != ERROR_404_TEMPLATE_NAME:
# Reraise if it's a missing custom template.
raise
template = Engine().from_string(
'<h1>Not Found</h1>'
'<p>The requested resource was not found on this server.</p>')
body = template.render(Context(context))
content_type = 'text/html'
return HttpResponseNotFound(body, content_type=content_type)
def send_email(self):
from .views import UUID
messages_sent, body = None, None
if self.is_valid() and self.order_token:
email_address = self.cleaned_data['email_address']
subject = 'Your Receipt for LibreShop Order %s!' % self.order_token
try:
# Get Order from specified token.
order = Order.objects.get(token=self.order_token)
# Get the latest Transaction.
transaction = Transaction.objects.filter(order=order).latest()
except (Order.DoesNotExist, Transaction.DoesNotExist) as e:
pass
else:
# Load the default template engine.
TemplateEngine = Engine.get_default()
# Render a context to the template specified in `template_name`.
template = TemplateEngine.get_template(self.template_name)
context = Context({
'order': order,
'purchases': order.purchases.all(),
'transaction': transaction
})
body = template.render(context)
message = EmailMessage(subject=subject,
body=body,
from_email=settings.DEFAULT_FROM_EMAIL,
to=[email_address],
bcc=[],
connection=None,
attachments=None,
headers=None,
cc=None,
reply_to=None)
messages_sent = message.send()
if messages_sent:
Communication.objects.create(
order=order,
from_email=settings.DEFAULT_FROM_EMAIL,
to_email=email_address,
subject=subject,
body=body)
return bool(messages_sent)
def get_plugin_index_data(base_plugin, request):
text_bits = []
instance, plugin_type = base_plugin.get_plugin_instance()
if instance is None:
# this is an empty plugin
return text_bits
search_fields = getattr(instance, 'search_fields', [])
if hasattr(instance, 'search_fulltext'):
# check if the plugin instance has search enabled
search_contents = instance.search_fulltext
elif hasattr(base_plugin, 'search_fulltext'):
# now check in the base plugin instance (CMSPlugin)
search_contents = base_plugin.search_fulltext
elif hasattr(plugin_type, 'search_fulltext'):
# last check in the plugin class (CMSPluginBase)
search_contents = plugin_type.search_fulltext
else:
# disabled if there's search fields defined,
# otherwise it's enabled.
search_contents = not bool(search_fields)
if search_contents:
context = RequestContext(request)
if not DJANGO_1_7:
from django.template import Engine
# On Django <= 1.7, the RequestContext class would call
# all context processors and update the context on initialization.
# On Django >= 1.8 the logic to update the context
# from context processors is now tied to the bind_template
# context manager.
updates = {}
engine = Engine.get_default()
for processor in engine.template_context_processors:
updates.update(processor(context.request))
context.dicts[context._processors_index] = updates
plugin_contents = instance.render_plugin(context=context)
if plugin_contents:
text_bits = get_cleaned_bits(plugin_contents)
else:
values = (get_field_value(instance, field) for field in search_fields)
for value in values:
cleaned_bits = get_cleaned_bits(value or '')
text_bits.extend(cleaned_bits)
return text_bits
def setUpClass(cls):
super().setUpClass()
cls.engine = Engine(loaders=[
('django.template.loaders.locmem.Loader', {
'child': '{{ raises_exception }}',
}),
], debug=False)
def error_method():
raise IndexError("some generic exception")
cls.ctx = Context({'raises_exception': error_method})
def test_extends_include_missing_cachedloader(self):
engine = Engine(
debug=True,
loaders=[
(
"django.template.loaders.cached.Loader",
[
"django.template.loaders.app_directories.Loader",
],
),
],
)
template = engine.get_template("test_extends_error.html")
with self.assertRaisesMessage(TemplateDoesNotExist, "missing.html"):
template.render(Context())
# Repeat to ensure it still works when loading from the cache
template = engine.get_template("test_extends_error.html")
with self.assertRaisesMessage(TemplateDoesNotExist, "missing.html"):
template.render(Context())
def setUpClass(cls):
test_app_root = settings.TENANT_APPS_DIR
settings.MULTITENANT_TEMPLATE_DIRS = [
os.path.join(test_app_root, "tenants/%s/templates")
]
cls.engine = Engine(loaders=[(
"django_tenants.template.loaders.cached.Loader",
["django_tenants.template.loaders.filesystem.Loader"],
)])
super().setUpClass()
def setUpClass(cls):
root = os.path.dirname(os.path.abspath(__file__))
settings.MULTITENANT_TEMPLATE_DIRS = [
os.path.join(root, "tenants/%s/templates")
]
cls.engine = Engine(loaders=[(
"django_tenants.template.loaders.cached.Loader",
["django_tenants.template.loaders.filesystem.Loader"],
)])
super().setUpClass()
def test_load_error_egg(self):
egg_name = '%s/tagsegg.egg' % self.egg_dir
msg = (
"Invalid template library specified. ImportError raised when "
"trying to load 'tagsegg.templatetags.broken_egg': cannot "
"import name '?Xtemplate'?"
)
with extend_sys_path(egg_name):
with six.assertRaisesRegex(self, InvalidTemplateLibrary, msg):
Engine(libraries={
'broken_egg': 'tagsegg.templatetags.broken_egg',
})
def get_context_data(self, *args, **kwargs):
context = super().get_context_data(**kwargs)
proposals = models.EventProposal.objects.filter(
camp=self.camp).select_related('user', 'event')
context['proposals'] = proposals
engine = Engine.get_default()
template = engine.get_template('control/proposal_overview.csv')
csv = template.render(Context(context))
context['csv'] = csv
return context
def directory_index(path, fullpath):
try:
t = loader.select_template([
'static/directory_index.html',
'static/directory_index',
])
except TemplateDoesNotExist:
t = Engine(libraries={
'i18n': 'django.templatetags.i18n'
}).from_string(DEFAULT_DIRECTORY_INDEX_TEMPLATE)
files = []
for f in os.listdir(fullpath):
if not f.startswith('.'):
if os.path.isdir(os.path.join(fullpath, f)):
f += '/'
files.append(f)
c = Context({
'directory': path + '/',
'file_list': files,
})
return HttpResponse(t.render(c))
def check_for_context_processors(app_configs, **kwargs):
errors = []
context_processors = Engine.get_default().context_processors
for context_processor in REQUIRED_CONTEXT_PROCESSORS:
if context_processor[0] not in context_processors:
errors.append(
Error(
"needs %s in TEMPLATE['OPTIONS']['context_processors']" %
context_processor[0],
id='wiki.%s' % context_processor[1],
))
return errors
def test_unique_history_per_loader(self):
"""
Extending should continue even if two loaders return the same
name for a template.
"""
engine = Engine(loaders=[
[
'django.template.loaders.locmem.Loader', {
'base.html':
'{% extends "base.html" %}{% block content %}{{ block.super }} loader1{% endblock %}',
}
],
[
'django.template.loaders.locmem.Loader', {
'base.html': '{% block content %}loader2{% endblock %}',
}
],
])
template = engine.get_template('base.html')
output = template.render(Context({}))
self.assertEqual(output.strip(), 'loader2 loader1')
def page_not_found(request, exception, template_name=ERROR_404_TEMPLATE_NAME):
exception_repr = exception.__class__.__name__
# Try to get an "interesting" exception message, if any (and not the ugly
# Resolver404 dictionary)
try:
message = exception.args[0]
except (AttributeError, IndexError):
pass
else:
if isinstance(message, str):
exception_repr = message
context = {
'request_path': quote(request.path),
'exception': exception_repr,
}
try:
template = loader.get_template(template_name)
body = template.render(context, request)
content_type = None # Django will use 'text/html'.
except TemplateDoesNotExist as e:
logger.exception(e)
if template_name != ERROR_404_TEMPLATE_NAME:
# Reraise if it's a missing custom template.
raise
# Render template (even though there are no substitutions) to allow
# inspecting the context in tests.
template = Engine().from_string(
ERROR_PAGE_TEMPLATE % {
'title': 'Not Found',
'details':
'The requested resource was not found on this server.',
}, )
body = template.render(Context(context))
content_type = 'text/html'
except Exception as e:
logger.exception(e)
body = ""
content_type = 'text/html'
return HttpResponseNotFound(body, content_type=content_type)
def generate_widget_js(lang):
code = []
with language(lang):
# Provide isolation
code.append('(function (siteglobals) {\n')
code.append('var module = {}, exports = {};\n')
code.append('var lang = "%s";\n' % lang)
catalog, plural = get_javascript_catalog(lang, 'djangojs', ['pretix'])
catalog = dict(
(k, v) for k, v in catalog.items() if k.startswith('widget\u0004'))
template = Engine().from_string(js_catalog_template)
context = Context({
'catalog_str':
indent(json.dumps(catalog, sort_keys=True, indent=2))
if catalog else None,
'formats_str':
indent(json.dumps(get_formats(), sort_keys=True, indent=2)),
'plural':
plural,
})
code.append(template.render(context))
files = [
'vuejs/vue.js' if settings.DEBUG else 'vuejs/vue.min.js',
'pretixpresale/js/widget/docready.js',
'pretixpresale/js/widget/floatformat.js',
'pretixpresale/js/widget/widget.js',
]
for fname in files:
f = finders.find(fname)
with open(f, 'r') as fp:
code.append(fp.read())
if settings.DEBUG:
code.append('})(this);\n')
else:
# Do not expose debugging variables
code.append('})({});\n')
return ''.join(code)
def new_product(request):
cls_default_msgs = {
'not_signed_in':
'You must be signed in to list your product',
'invalid_param':
'Invalid parameters. \
Please make sure you fill in all fields',
}
product_form = ProductForm()
ImageFormSet = modelformset_factory(ProductPhoto, form=ImageForm, extra=3)
userid = request.user.id
form = ProductForm(request.POST or None)
formset = ImageFormSet(request.POST,
request.FILES,
queryset=ProductPhoto.objects.none())
if request.POST:
if request.user.is_authenticated():
if form.is_valid() and formset.is_valid():
product = form.save(commit=False)
product.owner = request.user
product.user_id = userid
product.active = True
product.slug = form.cleaned_data['name'].replace(" ", "")
product.date_created = timezone.now()
product.date_last_modified = timezone.now()
product.save()
for form in formset:
if form.cleaned_data:
image = form.cleaned_data['image']
photo = ProductPhoto(product=product, image=image)
photo.user_id = userid
photo.save()
return render(request, "updated_product.html",
{"product": product})
else:
# Set error context
error_msg = cls_default_msgs['not_signed_in']
messages.add_message(request, messages.INFO, error_msg,
form.errors)
# Set template
template = Engine.get_default().get_template('login.html')
# Set result in RequestContext
context = RequestContext(request)
return HttpResponse(template.render(context))
return render(
request, 'products/new_product.html', {
'form': form,
'formset': ImageFormSet(queryset=ProductPhoto.objects.none())
})
def send_templated_email(template_name,
context,
recipient_list,
from_email=settings.DEFAULT_FROM_EMAIL,
attachment_filename=None,
attachment_data=None):
"""
Sends an email using a template stored in the database (based on the template name)
Also supports attaching a file
"""
# Get template from database, render it using the provided context
template_engine = Engine()
email_template = EmailTemplate.objects.get(name=template_name)
subject_template = template_engine.from_string(email_template.subject)
body_template = template_engine.from_string(email_template.body)
email_context = Context(context)
email_subject = subject_template.render(email_context)
email_body = body_template.render(email_context)
email_body_full = render_to_string(
'emails/default.html', context={'rendered_email_body': email_body})
# Send the email
text_message = strip_tags(email_body_full)
email = EmailMultiAlternatives(
to=recipient_list,
from_email=from_email,
subject=email_subject,
body=text_message,
)
email.attach_alternative(email_body_full, "text/html")
# Attachment?
if attachment_filename:
if attachment_data:
email.attach(attachment_filename, attachment_data)
else:
email.attach_file(attachment_filename)
elif attachment_data:
email.attach('attachment', attachment_data)
email.send()
def create_site(name,
directory=SITE_DIR,
templates_dir=TEMPLATES_DIR,
static_dir=RESOURCES_DIR):
if not directory:
sys.stderr.write(
"Please provide a site name, e.g. %s <site_name>\n\n" % NAME)
sys.exit(1)
sys.stdout.write("\tCopying site templates to %s\n" % directory)
# Generate manage.py
from django.template import Engine, Context
engine = Engine()
f = open(os.path.join(os.path.dirname(templates_dir), 'manage.txt'))
template = engine.from_string(f.read())
f.close()
managepy_file_contents = template.render(Context({'site_name': name}))
managepy_file = open(os.path.join(BASE_DIR, 'manage.py'), 'w+')
managepy_file.write(managepy_file_contents)
managepy_file.close()
os.chmod(os.path.join(BASE_DIR, 'manage.py'), 0755)
# copy template framework into site directory
shutil.copytree("%s/" % templates_dir,
directory,
ignore=shutil.ignore_patterns('.svn'))
site_resources = "%s/%s" % (static_dir, name)
# make static dirs
for static_dir in STATIC_DIRS:
try:
os.makedirs("%s/%s" % (site_resources, static_dir))
sys.stdout.write("\tCreated %s in %s\n" %
(static_dir, site_resources))
except:
pass
def library(cls, chart_id):
if cls._library is None:
loader = Loader(Engine())
for filename in loader.get_template_sources('chartkick.json'):
if os.path.exists(filename):
oprtions = Options()
oprtions.load(filename)
cls._library = oprtions
break
else:
cls._library = Options()
return cls._library.get(chart_id, {})
def page_not_found(request, template_name='404.html'):
"""
Default 404 handler.
Templates: :template:`404.html`
Context:
request_path
The path of the requested URL (e.g., '/app/pages/bad_page/')
"""
context = {'request_path': request.path}
try:
template = loader.get_template(template_name)
body = template.render(context, request)
content_type = None # Django will use DEFAULT_CONTENT_TYPE
except TemplateDoesNotExist:
template = Engine().from_string(
'<h1>Not Found</h1>'
'<p>The requested URL {{ request_path }} was not found on this server.</p>'
)
body = template.render(Context(context))
content_type = 'text/html'
return http.HttpResponseNotFound(body, content_type=content_type)
def render_html(message, etype, img_url, sender, template):
"""Docstring"""
print(template)
engine = Engine.get_default()
s = MailTemplate.objects.get(pk=template).template.read().decode()
template = engine.from_string(s)
html = template.render(Context({
'message': bleach.clean(message, tags=bleach.sanitizer.ALLOWED_TAGS + ['p'], strip=True),
'etype': etype,
'img_url': img_url,
'from': sender,
}))
return transform(html)
def render_django_template(self,
template_path,
context=None,
i18n_service=None):
"""
Evaluate a django template by resource path, applying the provided context.
"""
context = context or {}
context['_i18n_service'] = i18n_service
libraries = {
'i18n': 'xblockutils.templatetags.i18n',
}
# For django 1.8, we have to load the libraries manually, and restore them once the template is rendered.
_libraries = None
if django.VERSION[0] == 1 and django.VERSION[1] == 8:
_libraries = TemplateBase.libraries.copy()
for library_name in libraries:
library = TemplateBase.import_library(libraries[library_name])
if library:
TemplateBase.libraries[library_name] = library
engine = Engine()
else:
# Django>1.8 Engine can load the extra templatetag libraries itself
# but we have to override the default installed libraries.
from django.template.backends.django import get_installed_libraries
installed_libraries = get_installed_libraries()
installed_libraries.update(libraries)
engine = Engine(libraries=installed_libraries)
template_str = self.load_unicode(template_path)
template = Template(template_str, engine=engine)
rendered = template.render(Context(context))
# Restore the original TemplateBase.libraries
if _libraries is not None:
TemplateBase.libraries = _libraries
return rendered
def page_not_found(request, template_name='404.html'):
context = {
'request_path': request.path,
'error': {
'title': _('Page not found'),
'message': _("We tried but couldn't find this page, sorry."),
},
}
try:
template = loader.get_template(template_name)
body = template.render(context, request)
content_type = None
except TemplateDoesNotExist:
template = Engine().from_string(
'<h1>Not Found</h1>'
'<p>The requested URL {% raw %}{{ request_path }}{% endraw %} was not found on this server.</p>')
body = template.render(Context(context))
content_type = 'text/html'
return HttpResponseNotFound(body, content_type=content_type)
def _decorated(*args, **kwargs): # pylint: disable=missing-docstring
with override_settings(COMPREHENSIVE_THEME_DIR=theme_dir,
**changes['settings']):
default_engine = Engine.get_default()
dirs = default_engine.dirs[:]
with edxmako.save_lookups():
for template_dir in changes['template_paths']:
edxmako.paths.add_lookup('main',
template_dir,
prepend=True)
dirs.insert(0, template_dir)
with patch.object(default_engine, 'dirs', dirs):
return func(*args, **kwargs)
def directory_index(path, fullpath):
try:
t = loader.select_template(
["static/directory_index.html", "static/directory_index",]
)
except TemplateDoesNotExist:
t = Engine(libraries={"i18n": "django.templatetags.i18n"}).from_string(
DEFAULT_DIRECTORY_INDEX_TEMPLATE
)
c = Context()
else:
c = {}
files = []
for f in os.listdir(fullpath):
if not f.startswith("."):
if os.path.isdir(os.path.join(fullpath, f)):
f += "/"
files.append(f)
c.update(
{"directory": path + "/", "file_list": files,}
)
return HttpResponse(t.render(c))
def test_include_cache(self):
"""
{% include %} keeps resolved templates constant (#27974). The
CounterNode object in the {% counter %} template tag is created once
if caching works properly. Each iteration increases the counter instead
of restarting it.
This works as a regression test only if the cached loader
isn't used, so the @setup decorator isn't used.
"""
engine = Engine(
loaders=[
('django.template.loaders.locmem.Loader', {
'template':
'{% for x in vars %}{% include "include" %}{% endfor %}',
'include': '{% include "next" %}',
'next': '{% load custom %}{% counter %}'
}),
],
libraries={'custom': 'template_tests.templatetags.custom'})
output = engine.render_to_string('template', {'vars': range(9)})
self.assertEqual(output, '012345678')
def test_extends_include_missing_cachedloader(self):
"""
Test the cache loader separately since it overrides load_template.
"""
engine = Engine(
debug=True,
loaders=[
('django.template.loaders.cached.Loader', [
'django.template.loaders.app_directories.Loader',
]),
])
template = engine.get_template('test_extends_error.html')
with self.assertRaises(TemplateDoesNotExist) as e:
template.render(Context())
self.assertEqual(e.exception.args[0], 'missing.html')
# Repeat to ensure it still works when loading from the cache
template = engine.get_template('test_extends_error.html')
with self.assertRaises(TemplateDoesNotExist) as e:
template.render(Context())
self.assertEqual(e.exception.args[0], 'missing.html')
def _render_action_email(action, attendee, outreach_email, template):
if isinstance(template, str):
template = Engine.get_default().get_template(template)
ctx = {
"action": action,
"contact": attendee.contact,
"base_url": base_url(),
"outreach_email": outreach_email,
}
msg_body = template.render(Context(ctx))
return msg_body
def get_plugin_index_data(base_plugin, request):
text_bits = []
instance, plugin_type = base_plugin.get_plugin_instance()
if instance is None or instance.plugin_type in EXCLUDED_PLUGINS:
# this is an empty plugin or excluded from search
return text_bits
search_fields = getattr(instance, 'search_fields', [])
if hasattr(instance, 'search_fulltext'):
# check if the plugin instance has search enabled
search_contents = instance.search_fulltext
elif hasattr(base_plugin, 'search_fulltext'):
# now check in the base plugin instance (CMSPlugin)
search_contents = base_plugin.search_fulltext
elif hasattr(plugin_type, 'search_fulltext'):
# last check in the plugin class (CMSPluginBase)
search_contents = plugin_type.search_fulltext
else:
# disabled if there's search fields defined,
# otherwise it's enabled.
search_contents = not bool(search_fields)
if search_contents:
context = RequestContext(request)
updates = {}
engine = Engine.get_default()
for processor in engine.template_context_processors:
updates.update(processor(context.request))
context.dicts[context._processors_index] = updates
try:
# django-cms>=3.5
renderer = request.toolbar.content_renderer
except AttributeError:
# django-cms>=3.4
renderer = context.get('cms_content_renderer')
plugin_contents = _render_plugin(instance, context, renderer)
if plugin_contents:
text_bits = get_cleaned_bits(plugin_contents)
else:
values = (get_field_value(instance, field) for field in search_fields)
for value in values:
cleaned_bits = get_cleaned_bits(value or '')
text_bits.extend(cleaned_bits)
return text_bits
def test_extend_cached(self):
engine = Engine(
dirs=[
os.path.join(RECURSIVE, "fs"),
os.path.join(RECURSIVE, "fs2"),
os.path.join(RECURSIVE, "fs3"),
],
loaders=[
(
"django.template.loaders.cached.Loader",
[
"django.template.loaders.filesystem.Loader",
],
),
],
)
template = engine.get_template("recursive.html")
output = template.render(Context({}))
self.assertEqual(output.strip(),
"fs3/recursive fs2/recursive fs/recursive")
cache = engine.template_loaders[0].get_template_cache
self.assertEqual(len(cache), 3)
expected_path = os.path.join("fs", "recursive.html")
self.assertTrue(
cache["recursive.html"].origin.name.endswith(expected_path))
# Render another path that uses the same templates from the cache
template = engine.get_template("other-recursive.html")
output = template.render(Context({}))
self.assertEqual(output.strip(),
"fs3/recursive fs2/recursive fs/recursive")
# Template objects should not be duplicated.
self.assertEqual(len(cache), 4)
expected_path = os.path.join("fs", "other-recursive.html")
self.assertTrue(
cache["other-recursive.html"].origin.name.endswith(expected_path))
def page_not_found(request, exception, template_name='404.html'):
exception_repr = ''
try:
message = exception.args[0]
except (AttributeError, IndexError):
pass
else:
if isinstance(message, six.text_type):
exception_repr = t_(message, request)
settings.request_thread_safe = threading.local()
settings.request_thread_safe.request = request
try :
request.ua.status_code = 404
request.ua.save()
except Exception :
pass
if request.META.get('HTTP_AJAX') == 'true' :
content_dict = {
'status': 'error',
'content': exception_repr or t_('找不到页面', request),
}
return http.HttpResponse(json.dumps(content_dict),
content_type="application/json")
context = {
'request_path': request.path,
'exception': exception_repr,
'request': request,
}
try:
template = loader.get_template(template_name)
body = template.render(context, request)
content_type = None
except TemplateDoesNotExist:
template = Engine().from_string('<h1>Not Found</h1><p>The requested URL'
' {{ request_path }} was not found on this server.</p>')
body = template.render(Context(context))
content_type = 'text/html'
return http.HttpResponseNotFound(body, content_type=content_type)
