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Add function to generate member card photo

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This commit is contained in:
Tanner Collin 2020-07-12 06:21:00 +00:00
parent ee7c9d53d1
commit 9281abf853
2 changed files with 41 additions and 1 deletions
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3
apiserver/apiserver/api/serializers.py
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@ -158,6 +158,9 @@ class MemberSerializer(serializers.ModelSerializer):
instance.photo_small = small
instance.photo_medium = medium
instance.photo_large = large
card_photo = utils.gen_card_photo(instance)
print(card_photo)
logger.info(card_photo)
return super().update(instance, validated_data)

39
apiserver/apiserver/api/utils.py
View File

@ -7,7 +7,7 @@ from datetime import datetime, timedelta
from rest_framework.exceptions import ValidationError
from dateutil import relativedelta
from uuid import uuid4
from PIL import Image
from PIL import Image, ImageDraw, ImageFont
from bleach.sanitizer import Cleaner
from PyPDF2 import PdfFileWriter, PdfFileReader
from reportlab.pdfgen import canvas
@ -199,6 +199,43 @@ def process_image_upload(upload):
return small, medium, large
CARD_TEMPLATE_FILE = 'misc/member_card_template.jpg'
CARD_PHOTO_SIZE = 500
CARD_PHOTO_MARGIN_TOP = 100
CARD_PHOTO_MARGIN_SIDE = 30
def gen_card_photo(member):
card_template = Image.open(CARD_TEMPLATE_FILE)
member_photo = Image.open(STATIC_FOLDER + member.photo_large)
member_photo.thumbnail([CARD_PHOTO_SIZE, CARD_PHOTO_SIZE], Image.ANTIALIAS)
tx, ty = card_template.size
mx, my = member_photo.size
x = tx - mx - CARD_PHOTO_MARGIN_SIDE
y = CARD_PHOTO_MARGIN_TOP
card_template.paste(member_photo, (x, y))
draw = ImageDraw.Draw(card_template)
font = ImageFont.truetype('DejaVuSans.ttf', 60)
dx, dy = draw.textsize(member.first_name, font=font)
x = tx - dx - CARD_PHOTO_MARGIN_SIDE
y = my + CARD_PHOTO_MARGIN_TOP + CARD_PHOTO_MARGIN_SIDE
draw.text((x, y), member.first_name, (0,0,0), font=font)
font = ImageFont.truetype('DejaVuSans-Bold.ttf', 72)
dx, dy = draw.textsize(member.last_name, font=font)
x = tx - dx - CARD_PHOTO_MARGIN_SIDE
y = my + CARD_PHOTO_MARGIN_TOP + CARD_PHOTO_MARGIN_SIDE + 70
draw.text((x, y), member.last_name, (0,0,0), font=font)
file_name = str(uuid4()) + '.jpg'
card_template.save(STATIC_FOLDER + file_name, quality=95)
return file_name
ALLOWED_TAGS = [
'h3',
'p',