def __render(self, template, context, debug=False):
"""
render the template string with the given context and returned it.
-debug the context, if debug is on.
"""
html = render_string_template(template, context)
if debug:
self.response.write("<fieldset><legend>template debug:</legend>")
self.response.write("<legend>context:</legend>")
self.response.write("<pre>")
self.response.write(escape(pprint.pformat(context)))
self.response.write("</pre>")
self.response.write("<legend>template:</legend>")
self.response.write("<pre>")
self.response.write(escape(template))
self.response.write("</pre>")
if debug>1:
self.response.write("<legend>result html code:</legend>")
self.response.write("<pre>")
self.response.write(escape(html))
self.response.write("</pre>")
self.response.write("</fieldset>")
return html
def logout(self):
"""
Delete the instpass cookie, so the user is logout.
"""
self.context["no_menu_link"] = True # no "back to menu" link
html = render_string_template(LOGOUT_TEMPLATE, self.context)
response = HttpResponse(html)
response.set_cookie(INSTALL_COOKIE_NAME, value="")
return response
def _render_cms_page(request, context, page_content=None):
"""
render the cms page.
- render a normal cms request
- render a _command request: The page.content is the output from the plugin.
"""
if request.anonymous_view == False:
# TODO: remove in v0.9, see: ticket:161
# context["robots"] was set in contex_processors.static()
# Hide the response from search engines
context["robots"] = "NONE,NOARCHIVE"
context["anonymous_view"] = request.anonymous_view
current_page = context["PAGE"]
if page_content:
# The page content comes e.g. from the _command plugin
# current_page.content = page_content
page_content = escape_django_tags(page_content)
else:
# get the current page data from the db
page_content = current_page.content
markup_no = current_page.markup
page_content = apply_markup(page_content, context, markup_no)
# Render only the CMS page content:
try:
page_content = render_string_template(page_content, context)
# If a user access a public viewable cms page, but in the page content
# is a lucidTag witch is a restricted method, the pylucid plugin
# manager would normaly raise a AccessDenied.
# The Problem is, if settings.TEMPLATE_DEBUG is on, we didn't get a
# AccessDenied directly, we always get a TemplateSyntaxError! All
# other errors will catched and raised a TemplateSyntaxError, too.
# See django/template/debug.py
# TODO: Instead of a redirect to the login command, we can insert
# the ouput from auth.login directly
except TemplateSyntaxError, err:
# Check if it was a AccessDenied exception
if hasattr(err, "exc_info"):
# sys.exc_info() added in django/template/debug.py
error_class = err.exc_info[1]
if isinstance(error_class, AccessDenied):
return _redirect_access_denied(request)
raise # raise the original error
def replace_add_data(context, content):
"""
Replace the temporary inserted "add data" tag, with all collected CSS/JS
contents, e.g. from the internal pages.
Note: The tag added in PyLucid.plugins_internal.page_style
"""
internal_page_content = get_internal_page(context, "page_style", "add_data")
context = {
"js_data": context["js_data"],
"css_data": context["css_data"],
}
html = render_string_template(
internal_page_content, context, autoescape=False
)
content = content.replace(settings.ADD_DATA_TAG, html)
return content
def _preview(self, context, page_form, markup_form):
# Apply the markup witch is selected in the form
content = apply_markup(
page_form.cleaned_data["content"],
self.context,
markup_form.cleaned_data["markup"]
)
if "submit_dest_markup" in self.request.POST:
# We should convert the markup
self._convert_markup(content, page_form, markup_form)
preview_escape = page_form.cleaned_data["preview_escape"]
if preview_escape == True:
# escape django template tags for preview
content = escape_django_tags(content)
content = render_string_template(content, self.context)
context["preview_content"] = content
return _redirect_access_denied(request)
# http://www.djangoproject.com/documentation/templates_python/#filters-and-auto-escaping
page_content = mark_safe(page_content) # turn djngo auto-escaping off
context["PAGE"].content = page_content
# Get the template instance: consider the overwrite from page_style.switch()
# or get the template from the current page object.
template = get_template(request)
# Get the content from the model instance
template_content = template.content
# Render the Template to build the complete html page:
content = render_string_template(template_content, context)
# insert JS/CSS data from any Plugin *after* the page rendered with the
# django template engine:
content = replace_add_data(context, content)
# TODO: Remove in PyLucid >v0.8.5
middleware = 'PyLucid.middlewares.pagemessages.PageMessagesMiddleware'
if middleware not in settings.MIDDLEWARE_CLASSES:
msg = (
u"ERROR: %s not in settings.MIDDLEWARE_CLASSES!"
" More info: %s"
) % (middleware, PAGE_MSG_INFO_LINK)
content = content.replace(u"<!-- page_messages -->", msg)
return HttpResponse(content)
{% for message in page_msg %}\t{{ message }}<br />
{% endfor %}
</fieldset>"""
class PageMessagesMiddleware(object):
def process_response(self, request, response):
"""
insert all page messages into the html page.
"""
if not is_html(response):
# No HTML Page -> do nothing
return response
try:
# get PyLucid.system.page_msg.PageMessages():
page_msg = request.page_msg
except AttributeError, e:
message_string = "Error getting page_msg: %s" % e
else:
if len(page_msg) == 0:
# There exists no page messages
message_string = ""
else:
message_string = render_string_template(
TEMPLATE, context={"page_msg": page_msg}
)
response = replace_content(response, TAG, message_string)
return response
def _render(self, template):
"""
render the template and returns the result as a HttpResponse object.
"""
html = render_string_template(template, self.context)
return HttpResponse(html)
