OpenSlides/openslides/utils/pdf.py

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#!/usr/bin/env python
# -*- coding: utf-8 -*-
"""
openslides.utils.pdf
~~~~~~~~~~~~~~~~~~~~
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Additional definitions for creating PDF documents.
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:copyright: 2011, 2012 by OpenSlides team, see AUTHORS.
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:license: GNU GPL, see LICENSE for more details.
"""
from datetime import datetime
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from os.path import join as path_join
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from reportlab.lib.styles import StyleSheet1, ParagraphStyle
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from reportlab.lib.units import cm
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from reportlab.pdfbase import pdfmetrics
from reportlab.pdfbase.ttfonts import TTFont
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from reportlab.rl_config import defaultPageSize
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from django.conf import settings
from django.utils import formats
# Import gettext for python 2.5 support
from django.utils.translation import ugettext as _, gettext
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from openslides.config.models import config
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# register new truetype fonts
pdfmetrics.registerFont(TTFont(
'Ubuntu', path_join(settings.SITE_ROOT, 'static/fonts/Ubuntu-R.ttf')))
pdfmetrics.registerFont(TTFont(
'Ubuntu-Bold', path_join(settings.SITE_ROOT, 'static/fonts/Ubuntu-B.ttf')))
pdfmetrics.registerFont(TTFont(
'Ubuntu-Italic', path_join(settings.SITE_ROOT, 'static/fonts/Ubuntu-RI.ttf')))
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# set style information
PAGE_HEIGHT = defaultPageSize[1]
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PAGE_WIDTH = defaultPageSize[0]
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# set custom stylesheets
stylesheet = StyleSheet1()
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stylesheet.add(ParagraphStyle(
name='Normal',
fontName='Ubuntu',
fontSize=10,
leading=12,
))
stylesheet.add(ParagraphStyle(
name='Paragraph',
parent=stylesheet['Normal'],
leading=14,
spaceAfter=15
))
stylesheet.add(ParagraphStyle(
name='Small',
parent=stylesheet['Normal'],
fontSize=8
))
stylesheet.add(ParagraphStyle(
name='Italic',
parent=stylesheet['Normal'],
fontName='Ubuntu-Italic',
spaceAfter=5
))
stylesheet.add(ParagraphStyle(
name='Bold',
parent=stylesheet['Normal'],
fontName='Ubuntu-Bold',
))
stylesheet.add(ParagraphStyle(
name='Heading1',
parent=stylesheet['Bold'],
fontSize=24,
leading=30,
spaceAfter=6,
), alias='h1')
stylesheet.add(ParagraphStyle(
name='Heading2',
parent=stylesheet['Bold'],
fontSize=14,
leading=24,
spaceAfter=10,
), alias='h2')
stylesheet.add(ParagraphStyle(
name='Heading3',
parent=stylesheet['Bold'],
fontSize=12,
leading=20,
), alias='h3')
stylesheet.add(ParagraphStyle(
name='Heading4',
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parent=stylesheet['Bold'],
fontSize=10,
leading=20,
))
stylesheet.add(ParagraphStyle(
name='Item',
parent=stylesheet['Normal'],
fontSize=14,
leading=14,
leftIndent=0,
spaceAfter=15,
))
stylesheet.add(ParagraphStyle(
name='Subitem',
parent=stylesheet['Normal'],
fontSize=10,
leading=10,
leftIndent=20,
spaceAfter=15))
stylesheet.add(ParagraphStyle(
name='Tablecell',
parent=stylesheet['Normal'],
fontSize=9))
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stylesheet.add(ParagraphStyle(name='Signaturefield',
parent=stylesheet['Normal'],
spaceBefore=15)
)
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# Ballot stylesheets
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stylesheet.add(ParagraphStyle(name='Ballot_title',
parent=stylesheet['Bold'],
fontSize=12,
leading=14,
leftIndent=30),
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)
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stylesheet.add(ParagraphStyle(name='Ballot_subtitle',
parent=stylesheet['Normal'],
fontSize=10,
leading=12,
leftIndent=30,
rightIndent=20,
spaceAfter=5),
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)
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stylesheet.add(ParagraphStyle(name='Ballot_description',
parent=stylesheet['Normal'],
fontSize=7,
leading=10,
leftIndent=30),
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)
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stylesheet.add(ParagraphStyle(name='Ballot_option',
parent=stylesheet['Normal'],
fontSize=12,
leading=24,
leftIndent=30),
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)
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stylesheet.add(ParagraphStyle(name='Monotype',
parent=stylesheet['Normal'],
fontName='Courier',
fontSize=12,
leading=24,
leftIndent=30),
)
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stylesheet.add(ParagraphStyle(name='Ballot_option_name',
parent=stylesheet['Normal'],
fontSize=12,
leading=15,
leftIndent=30),
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)
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stylesheet.add(ParagraphStyle(name='Ballot_option_group',
parent=stylesheet['Normal'],
fontSize=8,
leading=15,
leftIndent=30),
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)
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stylesheet.add(ParagraphStyle(name='Ballot_option_YNA',
parent=stylesheet['Normal'],
fontSize=12,
leading=15,
leftIndent=49,
spaceAfter=18),
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)
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stylesheet.add(ParagraphStyle(name='Ballot_option_group_right',
parent=stylesheet['Normal'],
fontSize=8,
leading=16,
leftIndent=49),
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)
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stylesheet.add(ParagraphStyle(name='Badge_title',
parent=stylesheet['Bold'],
fontSize=16,
leading=22,
leftIndent=30),
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)
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stylesheet.add(ParagraphStyle(name='Badge_subtitle',
parent=stylesheet['Normal'],
fontSize=12,
leading=24,
leftIndent=30),
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)
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stylesheet.add(ParagraphStyle(
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name='Badge_italic',
parent=stylesheet['Italic'],
fontSize=12,
leading=24,
leftIndent=30,
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))
stylesheet.add(ParagraphStyle(
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name='Badge_qrcode',
fontSize=12,
leftIndent=190,
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))
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def firstPage(canvas, doc):
canvas.saveState()
# page header (with event information)
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canvas.setFont('Ubuntu', 10)
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canvas.setFillGray(0.4)
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title_line = u"%s | %s" % (config["event_name"],
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config["event_description"])
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if len(title_line) > 75:
title_line = "%s ..." % title_line[:70]
canvas.drawString(2.75 * cm, 28 * cm, title_line)
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if config["event_date"] and config["event_location"]:
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canvas.drawString(2.75 * cm, 27.6 * cm, u"%s, %s"
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% (config["event_date"], config["event_location"]))
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# time
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canvas.setFont('Ubuntu', 7)
time = formats.date_format(datetime.now(), 'DATETIME_FORMAT')
canvas.drawString(15 * cm, 28 * cm, _("As of: %s") % time)
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# title
if doc.title:
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canvas.setFont('Ubuntu-Bold', 24)
canvas.setFillGray(0)
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canvas.drawString(2.75 * cm, PAGE_HEIGHT - 108, doc.title)
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# footer (with page number)
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canvas.setFont('Ubuntu', 8)
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canvas.setFillGray(0.4)
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canvas.drawString(10 * cm, 1 * cm, _("Page %s") % doc.page)
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canvas.restoreState()
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def laterPages(canvas, doc):
canvas.saveState()
# footer (with page number)
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canvas.setFont('Ubuntu', 7)
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canvas.setFillGray(0.4)
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canvas.drawString(10 * cm, 1 * cm, _("Page %s") % doc.page)
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canvas.restoreState()