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members/groups: factored out xlsxwriter recipe

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pull/118/head
mariusrklein 11 months ago
parent fc94079365
commit c352457587
2 changed files with 74 additions and 60 deletions
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65
jdav_web/members/admin.py
Unescape Escape View File

@ -7,7 +7,6 @@ import time
import unicodedata
import random
import string
import xlsxwriter
from functools import partial, update_wrapper
from django.forms.models import BaseInlineFormSet
@ -21,6 +20,7 @@ from django import forms
from django.contrib import admin, messages
from django.contrib.admin import DateFieldListFilter
from django.contrib.contenttypes.admin import GenericTabularInline
from contrib.media import serve_media, ensure_media_dir
from django.utils.html import format_html
from django.utils.translation import gettext_lazy as _
from django.db.models import TextField, ManyToManyField, ForeignKey, Count,\
@ -29,7 +29,7 @@ from django.forms import Textarea, RadioSelect, TypedChoiceField, CheckboxInput
from django.shortcuts import render
from django.core.exceptions import PermissionDenied, ValidationError
from .pdf import render_tex, fill_pdf_form, merge_pdfs, serve_pdf
from .models import WEEKDAYS
from .excel import generate_group_overview
from contrib.admin import CommonAdminInlineMixin, CommonAdminMixin
@ -829,64 +829,9 @@ class GroupAdmin(CommonAdminMixin, admin.ModelAdmin):
_("You are not allowed to create a group overview."))
return HttpResponseRedirect(reverse('admin:%s_%s_changelist' % (self.opts.app_label, self.opts.model_name)))
if not os.path.exists(media_dir()):
os.makedirs(media_dir())
today = f"{datetime.today():%d.%m.%Y}"
filename = f"gruppenuebersicht_jdav_{settings.SEKTION}_{today}.xlsx"
workbook = xlsxwriter.Workbook(media_path(filename))
default = workbook.add_format({'text_wrap' : True, 'border': 1})
bold = workbook.add_format({'bold': True, 'border': 1})
title = workbook.add_format({'bold': True, 'font_size': 16, 'align': 'center'})
right = workbook.add_format({'bold': True, 'align': 'right'})
worksheet = workbook.add_worksheet()
worksheet.merge_range(0, 0, 0, 6, f"Gruppenübersicht JDAV {settings.SEKTION}", title)
row = 1
worksheet.write(row, 0, "Gruppe", bold)
worksheet.write(row, 1, "Wochentag", bold)
worksheet.write(row, 2, "Uhrzeit", bold)
worksheet.write(row, 3, "Altersgruppe", bold)
worksheet.write(row, 4, "TN", bold)
worksheet.write(row, 5, "JL", bold)
worksheet.write(row, 6, "Jugendleiter*innen", bold)
for group in self.model.objects.all():
# only official youth groups are on the website
if not group.show_website:
continue
row = row + 1
wd = f"{WEEKDAYS[group.weekday][1]}" if group.weekday else 'kein Wochentag'
times = f"{group.start_time:%H:%M} - {group.end_time:%H:%M}" if group.start_time and group.end_time else 'keine Zeiten'
yl_count = len([member for member in group.member_set.all() if member in group.leiters.all()])
tn_count = group.member_set.count() - yl_count
members = f"JG {group.year_from} - {group.year_to}"
leaders = f"{', '.join([yl.name for yl in group.leiters.all()])}"
worksheet.write(row, 0, group.name, default)
worksheet.write(row, 1, wd, default)
worksheet.write(row, 2, times, default)
worksheet.write(row, 3, members, default)
worksheet.write(row, 4, tn_count, default)
worksheet.write(row, 5, yl_count, default)
worksheet.write(row, 6, leaders, default)
worksheet.write(row+2, 6, f"Stand: {today}", right)
# set column width
worksheet.set_column_pixels(0, 0, 100)
worksheet.set_column_pixels(1, 1, 80)
worksheet.set_column_pixels(2, 2, 90)
worksheet.set_column_pixels(3, 3, 120)
worksheet.set_column_pixels(4, 4, 20)
worksheet.set_column_pixels(5, 5, 20)
worksheet.set_column_pixels(6, 6, 140)
workbook.close()
with open(media_path(filename), 'rb') as xls:
response = HttpResponse(FileWrapper(xls))
response['Content-Type'] = 'application/xlsx'
response['Content-Disposition'] = 'attachment; filename='+filename
ensure_media_dir()
filename = generate_group_overview(all_groups=self.model.objects.all())
response = serve_media(filename=filename, content_type='application/xlsx')
return response

69
jdav_web/members/excel.py
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@ -0,0 +1,69 @@
from datetime import datetime
import os
import xlsxwriter
from django.conf import settings
from contrib.media import media_path
from .models import WEEKDAYS
def generate_group_overview(all_groups, limit_to_public = True):
"""
Creates an Excel Sheet with an overview of all the groups, their dates, times, age range and
number of members, etc.
arguments:
limit_to_public (optional, default is True): If False, all groups are returned in the overview,
including technical ones. If True, only groups with the flag "show_on_website" are returned.
"""
today = f"{datetime.today():%d.%m.%Y}"
filename = f"gruppenuebersicht_jdav_{settings.SEKTION}_{today}.xlsx"
workbook = xlsxwriter.Workbook(media_path(filename))
default = workbook.add_format({'text_wrap' : True, 'border': 1})
bold = workbook.add_format({'bold': True, 'border': 1})
title = workbook.add_format({'bold': True, 'font_size': 16, 'align': 'center'})
right = workbook.add_format({'bold': True, 'align': 'right'})
worksheet = workbook.add_worksheet()
worksheet.merge_range(0, 0, 0, 6, f"Gruppenübersicht JDAV {settings.SEKTION}", title)
row = 1
worksheet.write(row, 0, "Gruppe", bold)
worksheet.write(row, 1, "Wochentag", bold)
worksheet.write(row, 2, "Uhrzeit", bold)
worksheet.write(row, 3, "Altersgruppe", bold)
worksheet.write(row, 4, "TN", bold)
worksheet.write(row, 5, "JL", bold)
worksheet.write(row, 6, "Jugendleiter*innen", bold)
for group in all_groups:
# choose if only official youth groups on the website are shown
if limit_to_public and not group.show_website:
continue
row = row + 1
wd = f"{WEEKDAYS[group.weekday][1]}" if group.weekday else 'kein Wochentag'
times = f"{group.start_time:%H:%M} - {group.end_time:%H:%M}" if group.start_time and group.end_time else 'keine Zeiten'
yl_count = len([member for member in group.member_set.all() if member in group.leiters.all()])
tn_count = group.member_set.count() - yl_count
members = f"JG {group.year_from} - {group.year_to}"
leaders = f"{', '.join([yl.name for yl in group.leiters.all()])}"
worksheet.write(row, 0, group.name, default)
worksheet.write(row, 1, wd, default)
worksheet.write(row, 2, times, default)
worksheet.write(row, 3, members, default)
worksheet.write(row, 4, tn_count, default)
worksheet.write(row, 5, yl_count, default)
worksheet.write(row, 6, leaders, default)
worksheet.write(row+2, 6, f"Stand: {today}", right)
# set column width
worksheet.set_column_pixels(0, 0, 100)
worksheet.set_column_pixels(1, 1, 80)
worksheet.set_column_pixels(2, 2, 90)
worksheet.set_column_pixels(3, 3, 120)
worksheet.set_column_pixels(4, 4, 20)
worksheet.set_column_pixels(5, 5, 20)
worksheet.set_column_pixels(6, 6, 140)
workbook.close()
return filename
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