calendar-generator-pdf/app.py

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Python
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2024-01-07 18:05:55 +01:00
from flask import Flask, render_template
from datetime import datetime
import os
import re
app = Flask(__name__)
def get_dates_from_images(image_directory):
# Regular expression to match files with a date format YYYY-MM-DD
date_pattern = re.compile(r'(\d{4}-\d{2}-\d{2})')
# List to store the dates
dates = []
# Iterate over each file in the images directory
for filename in os.listdir(image_directory):
# Search for the pattern in the filename
match = date_pattern.search(filename)
if match:
# Extract the date from the filename
try:
date = datetime.strptime(match.group(), '%Y-%m-%d')
dates.append(date)
except ValueError:
# If the date format is incorrect, ignore the file
continue
# Return the sorted list of dates
return sorted(dates)
def get_image_and_text_for_date(date, image_directory, text_directory):
formatted_date = date.strftime('%Y-%m-%d')
image_file = None
text_content = None
# Check for image file
for ext in ['jpg', 'jpeg', 'png']:
# Check using full path, but store relative path for HTML
image_full_path = os.path.join(image_directory, f"{formatted_date}.{ext}")
if os.path.isfile(image_full_path):
# Store the relative path from within the 'static' directory
image_file = f"images/{formatted_date}.{ext}"
break
# Check for text file
text_path = os.path.join(text_directory, f"{formatted_date}.txt")
if os.path.isfile(text_path):
with open(text_path, 'r') as file:
text_content = file.read()
return image_file, text_content
@app.route('/')
def calendar():
BASE_DIR = os.path.dirname(os.path.abspath(__file__))
image_directory = os.path.join(BASE_DIR, 'static', 'images')
text_directory = os.path.join(BASE_DIR, 'texts')
# Get sorted dates from image files
dates = get_dates_from_images(image_directory)
if not dates:
return "No images found with the correct date format in the name.", 404
# Generate data for each date
pages_data = []
days_data = []
for date in dates:
image_file, text_content = get_image_and_text_for_date(date, image_directory, text_directory)
days_data.append({
'date': date,
'image_file': image_file,
'text_content': text_content
})
# Check if we have collected data for 4 days, then start a new page
if len(days_data) == 4:
pages_data.append(days_data)
days_data = []
# Add any remaining days to the last page
if days_data:
pages_data.append(days_data)
return render_template('index.html', pages=pages_data)
if __name__ == '__main__':
app.run(debug=True)