## $Id: pdf.py 10650 2013-09-25 06:46:53Z henrik $ ## ## Copyright (C) 2011 Uli Fouquet & Henrik Bettermann ## This program is free software; you can redistribute it and/or modify ## it under the terms of the GNU General Public License as published by ## the Free Software Foundation; either version 2 of the License, or ## (at your option) any later version. ## ## This program is distributed in the hope that it will be useful, ## but WITHOUT ANY WARRANTY; without even the implied warranty of ## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the ## GNU General Public License for more details. ## ## You should have received a copy of the GNU General Public License ## along with this program; if not, write to the Free Software ## Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA ## """ Generate PDF docs for applicants. """ import grok from reportlab.platypus import Paragraph, Spacer, Table from reportlab.lib.units import cm from zope.component import getUtility from zope.i18n import translate from waeup.kofa.applicants.interfaces import IApplicant, IApplicantsUtils from waeup.kofa.browser import DEFAULT_PASSPORT_IMAGE_PATH from waeup.kofa.browser.interfaces import IPDFCreator from waeup.kofa.browser.pdf import SMALL_PARA_STYLE, ENTRY1_STYLE, get_qrcode from waeup.kofa.interfaces import IExtFileStore, IPDF, IKofaUtils from waeup.kofa.interfaces import MessageFactory as _ from waeup.kofa.widgets.datewidget import FriendlyDateDisplayWidget SLIP_STYLE = [ ('VALIGN',(0,0),(-1,-1),'TOP'), #('FONT', (0,0), (-1,-1), 'Helvetica', 11), ] class PDFApplicationSlip(grok.Adapter): """Create a PDF application slip for applicants. """ # XXX: Many things in here are reusable. We might want to split # things. Possibly move parts to IPDFCreator? grok.context(IApplicant) grok.implements(IPDF) grok.name('application_slip') note = None form_fields = grok.AutoFields(IApplicant).omit( 'locked', 'course_admitted', 'suspended', ) form_fields['date_of_birth'].custom_widget = FriendlyDateDisplayWidget('le') column_two_fields = ('applicant_id', 'reg_number', 'firstname', 'middlename', 'lastname') two_columns_design_fields = [] @property def target(self): return getattr(self.context.__parent__, 'prefix', None) @property def title(self): container_title = self.context.__parent__.title portal_language = getUtility(IKofaUtils).PORTAL_LANGUAGE ar_translation = translate(_('Application Record'), 'waeup.kofa', target_language=portal_language) return '%s - %s %s' % (container_title, ar_translation, self.context.application_number) def _getCourseAdmittedLink(self, view): """Return link, title and code in html format to the certificate admitted. """ course_admitted = self.context.course_admitted if view is not None and getattr(course_admitted, '__parent__',None): url = view.url(course_admitted) title = course_admitted.title code = course_admitted.code return '%s - %s' %(url,code,title) return '' def _getDeptAndFaculty(self): """Return long titles of department and faculty. Returns a list [department_title, faculty_title] If the context applicant has no course admitted or dept. and faculty cannot be determined, ``None`` is returned. """ course_admitted = self.context.course_admitted dept = getattr( getattr(course_admitted, '__parent__', None), '__parent__', None) faculty = getattr(dept, '__parent__', None) return [x is not None and x.longtitle or x for x in dept, faculty] def _addLoginInformation(self): if self.context.state == 'created': comment = translate(_( '\n Proceed to the login page of the portal' + ' and enter your new credentials:' + ' user name= ${a}, password = ${b}. ' + 'Change your password when you have logged in.', mapping = { 'a':self.context.student_id, 'b':self.context.application_number} )) return comment return def _getPDFCreator(self): return getUtility(IPDFCreator) def __call__(self, view=None, note=None): """Return a PDF representation of the context applicant. If no `view` is given, the course admitted field will be an empty string and author will be set as ``'unknown'``. If a `view` is given, author will be set as the calling principal. """ doc_title = '\n'.join([x.strip() for x in self.title.split(' - ')]) data = [] portal_language = getUtility(IKofaUtils).PORTAL_LANGUAGE separators = getUtility(IApplicantsUtils).SEPARATORS_DICT creator = self._getPDFCreator() # append history data.extend(creator.fromStringList(self.context.history.messages)) data.append(Spacer(1, 5)) # create three-column header table # append photograph to the left img_path = getattr( getUtility(IExtFileStore).getFileByContext(self.context), 'name', DEFAULT_PASSPORT_IMAGE_PATH) data_left = [[creator.getImage(img_path)]] table_left = Table(data_left,style=SLIP_STYLE) # append base data table to the middle fields = [ field for field in self.form_fields if field.__name__ in self.column_two_fields] table_middle = creator.getWidgetsTable( fields, self.context, None, lang=portal_language, separators=None, colWidths=[5*cm, 4.5*cm]) # append QR code to the right if view is not None: url = view.url(self.context, 'application_slip.pdf') data_right = [[get_qrcode(url, width=70.0)]] table_right = Table(data_right,style=SLIP_STYLE) else: table_right = None header_table = Table( [[table_left, table_middle, table_right],],style=SLIP_STYLE) data.append(header_table) # append widgets except those already added in column two # and those in two_columns_design_fields dept, faculty = self._getDeptAndFaculty() fields = [ field for field in self.form_fields if not field.__name__ in self.column_two_fields and not field.__name__ in self.two_columns_design_fields] data.append(creator.getWidgetsTable( fields, self.context, view, lang=portal_language, domain='waeup.kofa', separators=separators, course_label='Admitted Course of Study:', course_link=self._getCourseAdmittedLink(view), dept=dept, faculty=faculty)) # append two-column table of widgets of those fields defined in # two_columns_design_fields if len(self.two_columns_design_fields): fields = [ field for field in self.form_fields if not field.__name__ in self.column_two_fields and field.__name__ in self.two_columns_design_fields] if fields: data.append(creator.getWidgetsTable( fields, self.context, view, lang=portal_language, domain='waeup.kofa', separators=separators, twoDataCols=True)) # append login information note = None login_information = self._addLoginInformation() if not None in (self.note, login_information): note = self.note + login_information elif self.note: note = self.note elif login_information: note = login_information return creator.create_pdf(data, None, doc_title, note=note)