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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 routes import redirect_to, url_for
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7
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8 from webhelpers.html import (literal, HTML, escape)
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9 from webhelpers.html.tools import (auto_link, button_to, highlight, js_obfuscate
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10 , mail_to, strip_links, strip_tags, tag_re)
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11 from webhelpers.html.tags import (auto_discovery_link, checkbox, css_classes,
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12 end_form, file, form, hidden, image,
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13 javascript_link, link_to, link_to_if,
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14 link_to_unless, ol, required_legend,
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15 select, stylesheet_link,
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16 submit, text, textarea, title, 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_characters, convert_misc_entities,
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19 lchop, plural, rchop, remove_formatting, replace_whitespace,
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20 urlify)
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21
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22 from webhelpers.pylonslib import Flash as _Flash
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23 from webhelpers.pylonslib.secure_form import secure_form
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24
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25 #Custom helper here :)
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26 class _Link(object):
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27 '''
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28 Make a url based on label and url with help of url_for
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29 @param label:name of link if not defined url is used
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30 @param url: the url for link
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31 '''
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32
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33 def __call__(self, label = '', *url, **urlargs):
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34 if label is None or '':
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35 label = url
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36 link_fn = link_to(label, url_for(*url, **urlargs))
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37 return link_fn
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38
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39
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40 class _GetError(object):
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41
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42 def __call__(self, field_name, form_errors):
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43 tmpl = """<span class="error_msg">%s</span>"""
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44 if form_errors and form_errors.has_key(field_name):
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45 return literal(tmpl % form_errors.get(field_name))
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46
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47 link = _Link()
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48 flash = _Flash()
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49 get_error = _GetError()
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