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1
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import re
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2
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3
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def filter_page(filter, page):
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4
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current_form = re.compile('<form [^>]*?action="%(auth_form_action)s".*?>.*?</form>', re.DOTALL)
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5
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page = current_form.sub('<form method="post" action="/liberty/%(name)s/login"><input type="submit" value="Connexion" /></form>', page)
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6
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return page
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7
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8
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def outputfilter(filter):
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9
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# Only filter html code
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10
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if filter.req.content_type is not None:
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11
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is_html = re.search('text/html', filter.req.content_type)
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12
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if filter.req.content_type is None or not is_html:
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13
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filter.pass_on()
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14
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else:
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15
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if not hasattr(filter.req, 'temp_doc'):
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16
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# Create a new attribute to hold the document
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17
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filter.req.temp_doc = []
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18
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# If content-length ended up wrong, Gecko browsers truncated data
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19
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if 'Content-Length' in filter.req.headers_out:
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20
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del filter.req.headers_out['Content-Length']
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21
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22
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temp_doc = filter.req.temp_doc
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23
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s = filter.read()
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24
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# Could get '' at any point, but only get None at end
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25
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while s:
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26
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temp_doc.append(s)
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27
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s = filter.read()
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28
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29
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# The end
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30
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if s is None:
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31
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page = ''.join(temp_doc)
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32
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page = filter_page(filter, page)
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33
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filter.write(page)
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34
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filter.close()
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35
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