88 lines
3.3 KiB
Python
88 lines
3.3 KiB
Python
# w.c.s. - web application for online forms
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# Copyright (C) 2005-2014 Entr'ouvert
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, see <http://www.gnu.org/licenses/>.
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import urllib
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from quixote.html import htmltext, TemplateIO
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from quixote import get_request, get_response
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def pagination_links(offset, limit, total_count):
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if total_count <= limit:
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return ''
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get_response().add_javascript(['jquery.js', 'wcs.listing.js'])
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# pagination
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r = TemplateIO(html=True)
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r += htmltext('<div id="page-links">')
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query = get_request().form.copy()
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if offset > 0:
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# link to previous page
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query['offset'] = max(offset-limit, 0)
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query['limit'] = limit
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if 'ajax' in query:
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del query['ajax']
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r += htmltext('<a class="previous-page" data-offset="%s" href="?%s"><!--%s--></a>') % (
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query['offset'], urllib.urlencode(query, doseq=1), _('Previous Page'))
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else:
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r += htmltext('<span class="previous-page"><!--%s--></span>') % _('Previous Page')
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# display links to individual pages
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page_range = 7
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current_page = offset / limit + 1
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last_page = (total_count-1) / limit + 1
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start = max(current_page - (page_range / 2), 1)
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end = min(start + page_range - 1, last_page)
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page_numbers = list(range(start, end + 1))
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if 1 not in page_numbers:
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page_numbers.insert(0, 1)
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if 2 not in page_numbers:
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page_numbers.insert(1, Ellipsis)
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if last_page not in page_numbers:
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if not last_page-1 in page_numbers:
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page_numbers.append(Ellipsis)
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page_numbers.append(last_page)
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r += htmltext(' <span class="pages">')
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for page_number in page_numbers:
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if page_number is Ellipsis:
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r += htmltext(' <span class="ellipsis">…</span> ')
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else:
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query['offset'] = (page_number-1)*limit
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if page_number == current_page:
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klass = 'current'
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else:
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klass = ''
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r += htmltext(' <a class="%s" data-offset="%s" href="?%s">%s</a> ') % (
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klass,
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query['offset'],
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urllib.urlencode(query, doseq=1),
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page_number)
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r += htmltext('</span>') # <!-- .pages -->
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if offset + limit < total_count:
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# link to next page
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query['offset'] = offset+limit
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query['limit'] = limit
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if 'ajax' in query:
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del query['ajax']
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r += htmltext('<a class="next-page" data-offset="%s" href="?%s"><!--%s--></a>') % (
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query['offset'], urllib.urlencode(query, doseq=1), _('Next Page'))
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else:
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r += htmltext('<span class="next-page"><!--%s--></span>') % _('Next Page')
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r += htmltext('</div>')
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return r.getvalue()
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