def present(self, presenters, wrapper=None, sep=None):
if not is_seq_not_string(presenters):
presenters = [presenters]
# is there a better way to do this with itertools? maybe but it seems like not for the sep part
output = []
for p in presenters:
if hasattr(p, 'render_html'):
rendered = p.render_html()
else:
rendered = p
if wrapper:
rendered = wrapper(rendered)
if is_seq_not_string(rendered) and not isinstance(rendered, HtmlElement):
output.extend(rendered)
else:
output.append(rendered)
if sep:
output.append(sep)
if sep:
output = output[:-1]
return output
def __init__(self, data=None):
super(BridgeJSON, self).__init__()
if not data:
return
for k, v in data.iteritems():
if isinstance(v, collections.Mapping):
self[k] = BridgeJSON(v)
elif v and is_seq_not_string(v) and isinstance(v[0], collections.Mapping):
self[k] = [BridgeJSON(i) for i in v]
else:
self[k] = v
def __init__(self, data=None):
super(BridgeJSON, self).__init__()
if not data:
return
for k, v in data.iteritems():
if isinstance(v, collections.Mapping):
self[k] = BridgeJSON(v)
elif v and is_seq_not_string(v) and isinstance(v[0], collections.Mapping):
self[k] = [BridgeJSON(i) for i in v]
else:
self[k] = v
def render_etree(tree):
# HtmlElement is a seq, but we want to treat seqs of HtmlElements differently than HtmlElements
# XXX verify that this is a list of HtmlElements? we'll see after we audit redner_etree_to_string
if tree is not None and is_seq_not_string(tree) and not isinstance(tree, HtmlElement):
return jinja2.Markup(''.join(map(render_etree_to_string, tree)))
elif tree is not None and not isinstance(tree, jinja2.runtime.Undefined):
# etrees evaluate to false, so we check is not None, but jinja2.runtime.Undefined could get passed in here
return jinja2.Markup(lxml.html.tostring(tree))
elif isinstance(tree, basestring):
return tree
else:
return ''
def render_template_string(request,
ctx,
template,
minify_html=None,
extra_ctx=None):
with graphite_timer('jinja2.render_template_string'):
if minify_html is None:
minify_html = template.endswith('.html')
if extra_ctx:
if not is_seq_not_string(extra_ctx):
extra_ctx = [extra_ctx]
new_ctx = {}
page_load_hooks = ctx.get('__js_page_load_hooks', [])
for ctx_callable in extra_ctx:
ctx_item = ctx_callable(request)
if ctx_item:
if '__js_page_load_hooks' in ctx_item:
page_load_hooks.extend(
ctx_item['__js_page_load_hooks'])
del ctx_item['__js_page_load_hooks']
new_ctx.update(ctx_item)
new_ctx.update(ctx)
new_ctx['__js_page_load_hooks'] = page_load_hooks
ctx = new_ctx
with graphite_timer('jinja2.render_to_string'):
output = render_to_string(template,
ctx,
context_instance=RequestContext(request))
if isinstance(output, unicode):
output = output.encode('utf-8')
if ctx and ctx.get('__no_minify'):
minify_html = False
if minify_html:
with graphite_timer('jinja2.minify_html'):
output = slimmer.html_slimmer(output)
return output
def render_template_string(request, ctx, template, minify_html=None, extra_ctx=None):
with graphite_timer('jinja2.render_template_string'):
if minify_html is None:
minify_html = template.endswith('.html')
if extra_ctx:
if not is_seq_not_string(extra_ctx):
extra_ctx = [extra_ctx]
new_ctx = {}
page_load_hooks = ctx.get('__js_page_load_hooks', [])
for ctx_callable in extra_ctx:
ctx_item = ctx_callable(request)
if ctx_item:
if '__js_page_load_hooks' in ctx_item:
page_load_hooks.extend(ctx_item['__js_page_load_hooks'])
del ctx_item['__js_page_load_hooks']
new_ctx.update(ctx_item)
new_ctx.update(ctx)
new_ctx['__js_page_load_hooks'] = page_load_hooks
ctx = new_ctx
with graphite_timer('jinja2.render_to_string'):
output = render_to_string(template, ctx, context_instance=RequestContext(request))
if isinstance(output, unicode):
output = output.encode('utf-8')
if ctx and ctx.get('__no_minify'):
minify_html = False
if minify_html:
with graphite_timer('jinja2.minify_html'):
output = slimmer.html_slimmer(output)
return output
def extract_classes(attrs):
class_ = attrs.pop('class_', ())
if not is_seq_not_string(class_):
class_ = (class_,)
return (class_, attrs)
