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annotate pylons_app/lib/helpers.py @ 94:0bb9391bc287

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webhelpers update
author Marcin Kuzminski <marcin@python-works.com>
date Sat, 24 Apr 2010 16:52:34 +0200
parents a886f5eba757
children be0096a02772
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1 """Helper functions
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2
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3 Consists of functions to typically be used within templates, but also
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4 available to Controllers. This module is available to both as 'h'.
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5 """
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6 from pylons import url
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7 from webhelpers.html import (literal, HTML, escape)
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8 from webhelpers.html.tools import (auto_link, button_to, highlight, js_obfuscate
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9 , mail_to, strip_links, strip_tags, tag_re)
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10 from webhelpers.html.tags import (auto_discovery_link, checkbox, css_classes,
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11 end_form, file, form, hidden, image,
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12 javascript_link, link_to, link_to_if,
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13 link_to_unless, ol, required_legend,
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14 select, stylesheet_link,
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15 submit, text, password, textarea, title,
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16 ul, xml_declaration)
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17 from webhelpers.text import (chop_at, collapse, convert_accented_entities,
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18 convert_misc_entities, lchop, plural, rchop,
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19 remove_formatting, replace_whitespace, urlify)
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21 from webhelpers.pylonslib import Flash as _Flash
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22 from webhelpers.pylonslib.secure_form import secure_form
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23
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24 #Custom helper here :)
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25 class _Link(object):
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26 '''
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27 Make a url based on label and url with help of url_for
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28 @param label:name of link if not defined url is used
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29 @param url: the url for link
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30 '''
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31
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32 def __call__(self, label='', *url_, **urlargs):
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33 if label is None or '':
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34 label = url
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35 link_fn = link_to(label, url(*url_, **urlargs))
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36 return link_fn
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37
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38
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39 class _GetError(object):
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40
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41 def __call__(self, field_name, form_errors):
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42 tmpl = """<span class="error_msg">%s</span>"""
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43 if form_errors and form_errors.has_key(field_name):
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44 return literal(tmpl % form_errors.get(field_name))
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45
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46 link = _Link()
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47 flash = _Flash()
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48 get_error = _GetError()