def test_literal():
lit = literal(u'This string <>')
other = literal(u'<other>')
eq_(u'This string <><other>', lit + other)
assert type(lit + other) is literal
eq_(u'"<other>', '"' + other)
eq_(u'<other>"', other + '"')
mod = literal('<%s>ello')
eq_(u'<<H>>ello', mod % '<H>')
assert type(mod % '<H>') is literal
eq_(HTML('<a>'), '<a>')
assert type(HTML('<a>')) is literal
def nl2br(text):
"""Insert a <br /> before each newline.
"""
if text is None:
return literal("")
text = lit_sub(_universal_newline_rx, "\n", text)
text = HTML(text).replace("\n", br)
return text
def required_legend():
"""Return an inline HTML snippet explaining which fields are required.
See webhepers/public/stylesheets/webhelpers.css for suggested styles.
>>> required_legend()
literal(u'<span class="required required-symbol">*</span> = required')
"""
return HTML(
HTML.span("*", class_="required required-symbol"),
" = required",
)
def button(context, permision, caption, **kwargs):
html = ''
if context.has_permision(permision):
caption = HTML.tag('span', c=caption)
icon = ''
if 'icon' in kwargs:
icon = HTML.tag('span', class_=kwargs.pop('icon'))
button_class = "button _action " + kwargs.pop('class', '')
button_class = button_class.strip()
html = HTML.tag('a',
class_=button_class,
c=HTML(icon, caption),
**kwargs)
return html
def content_tag(name, content, **options):
"""
Create a tag with content
Takes the same keyword args as ``tag``
Examples::
>>> print content_tag("p", "Hello world!")
<p>Hello world!</p>
>>> print content_tag("div", content_tag("p", "Hello world!"), class_="strong")
<div class="strong"><p>Hello world!</p></div>
"""
if content is None:
content = ''
tag = HTML.tag(name, _closed=False, **options) + HTML(content) + literal(
'</%s>' % name)
return tag
def format_paragraphs(text, preserve_lines=False):
"""Convert text to HTML paragraphs.
``text``:
the text to convert. Split into paragraphs at blank lines (i.e.,
wherever two or more consecutive newlines appear), and wrap each
paragraph in a <p>.
``preserve_lines``:
If true, add <br /> before each single line break
"""
if text is None:
return literal("")
text = lit_sub(_universal_newline_rx, "\n", text)
paragraphs = _paragraph_rx.split(text)
for i, para in enumerate(paragraphs):
if preserve_lines:
para = HTML(para)
para = para.replace("\n", br)
paragraphs[i] = HTML.p(para)
return literal("\n\n").join(paragraphs)
def html_escape(s):
return HTML(s)
