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"""Helper functions
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Consists of functions to typically be used within templates, but also
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available to Controllers. This module is available to both as 'h'.
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"""
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from routes import redirect_to, url_for
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from webhelpers.html import (literal, HTML, escape)
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from webhelpers.html.tools import (auto_link, button_to, highlight, js_obfuscate
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, mail_to, strip_links, strip_tags, tag_re)
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from webhelpers.html.tags import (auto_discovery_link, checkbox, css_classes,
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end_form, file, form, hidden, image,
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javascript_link, link_to, link_to_if,
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link_to_unless, ol, required_legend,
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select, stylesheet_link,
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submit, text, textarea, title, ul, xml_declaration)
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from webhelpers.text import (chop_at, collapse, convert_accented_entities,
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convert_misc_characters, convert_misc_entities,
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lchop, plural, rchop, remove_formatting, replace_whitespace,
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urlify)
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from webhelpers.pylonslib import Flash as _Flash
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from webhelpers.pylonslib.secure_form import secure_form
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#Custom helper here :)
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class _Link(object):
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'''
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Make a url based on label and url with help of url_for
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@param label:name of link if not defined url is used
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@param url: the url for link
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'''
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def __call__(self, label = '', *url, **urlargs):
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if label is None or '':
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label = url
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link_fn = link_to(label, url_for(*url, **urlargs))
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return link_fn
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class _GetError(object):
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def __call__(self, field_name, form_errors):
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tmpl = """<span class="error_msg">%s</span>"""
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if form_errors and form_errors.has_key(field_name):
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return literal(tmpl % form_errors.get(field_name))
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link = _Link()
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flash = _Flash()
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get_error = _GetError()
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