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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import os
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from django.http import HttpResponse, HttpResponseNotFound
from django.shortcuts import render_to_response
from django.template import RequestContext
from django.utils.translation import ugettext as _
from django.utils.translation import ungettext
from django.contrib.auth.models import User
from reportlab.pdfgen.canvas import Canvas
from reportlab.lib import colors
from reportlab.lib.pagesizes import A4
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from reportlab.lib.units import cm
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from reportlab.lib.styles import ParagraphStyle as PS
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from reportlab.lib.styles import StyleSheet1, ParagraphStyle
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from reportlab.platypus import SimpleDocTemplate, Paragraph, Frame, PageBreak, Spacer, Table, LongTable, TableStyle, Image
from reportlab.platypus.doctemplate import SimpleDocTemplate
from reportlab.rl_config import defaultPageSize
from reportlab.pdfbase import pdfmetrics
from reportlab.pdfbase.ttfonts import TTFont
from openslides.agenda.models import Item
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from openslides.application.models import Application
from openslides.assignment.models import Assignment
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from openslides.participant.models import Profile
from config.models import config
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from openslides.settings import SITE_ROOT
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from openslides.utils.utils import permission_required
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# register new truetype fonts
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pdfmetrics.registerFont(TTFont('Ubuntu', os.path.join(SITE_ROOT, 'static/fonts/Ubuntu-R.ttf')))
pdfmetrics.registerFont(TTFont('Ubuntu-Bold', os.path.join(SITE_ROOT, 'static/fonts/Ubuntu-B.ttf')))
pdfmetrics.registerFont(TTFont('Ubuntu-Italic', os.path.join(SITE_ROOT, 'static/fonts/Ubuntu-RI.ttf')))
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# set style information
PAGE_HEIGHT=defaultPageSize[1];
PAGE_WIDTH=defaultPageSize[0]
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# set custom stylesheets
stylesheet = StyleSheet1()
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)
)
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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,
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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),
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alias = 'h3')
stylesheet.add(ParagraphStyle(name = 'Heading4',
parent = stylesheet['Bold'],
fontSize = 10,
leading = 20),
)
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stylesheet.add(ParagraphStyle(name = 'Item',
parent = stylesheet['Normal'],
fontSize = 14,
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leading = 14,
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leftIndent = 0,
spaceAfter = 15)
)
stylesheet.add(ParagraphStyle(name = 'Subitem',
parent = stylesheet['Normal'],
fontSize = 10,
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leading = 10,
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leftIndent = 20,
spaceAfter = 15)
)
stylesheet.add(ParagraphStyle(name = 'Tablecell',
parent = stylesheet['Normal'],
fontSize = 9)
)
stylesheet.add(ParagraphStyle(name = 'Signaturefield',
parent = stylesheet['Normal'],
spaceBefore = 15)
)
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# Ballot stylesheets
stylesheet.add(ParagraphStyle(name = 'Ballot_title',
parent = stylesheet['Bold'],
fontSize = 12,
leading = 14,
leftIndent = 30),
)
stylesheet.add(ParagraphStyle(name = 'Ballot_subtitle',
parent = stylesheet['Normal'],
fontSize = 10,
leading = 12,
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leftIndent = 30,
rightIndent = 20,
spaceAfter = 5),
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)
stylesheet.add(ParagraphStyle(name = 'Ballot_description',
parent = stylesheet['Normal'],
fontSize = 7,
leading = 10,
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leftIndent = 30),
)
stylesheet.add(ParagraphStyle(name = 'Ballot_option',
parent = stylesheet['Normal'],
fontSize = 12,
leading = 24,
leftIndent = 30),
)
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),
)
stylesheet.add(ParagraphStyle(name = 'Ballot_option_group',
parent = stylesheet['Normal'],
fontSize = 8,
leading = 15,
leftIndent = 30),
)
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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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)
canvas.drawString(2.75*cm, 28*cm, u"%s | %s" % (config["event_name"], config["event_description"]))
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if config["event_date"] and config["event_location"]:
canvas.drawString(2.75 * cm, 27.6 * cm, u"%s, %s" % (config["event_date"], config["event_location"]))
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# time
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canvas.setFont('Ubuntu', 7)
time = datetime.now().strftime(str(_("%Y-%m-%d %H:%Mh")))
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canvas.drawString(15 * cm, 28 * cm, _("Printed") + ": %s" % time)
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# title
if doc.title:
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canvas.setFont('Ubuntu-Bold', 24)
canvas.setFillGray(0)
#canvas.drawCentredString(PAGE_WIDTH/2.0, PAGE_HEIGHT-108, doc.title)
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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)
canvas.restoreState()