xiaji
5f9bd7da3e
新增预览PDF报告功能，允许用户在生成正式PDF前查看HTML格式的预览，样式与PDF保持一致。该功能使用与PDF相同的模板渲染，方便用户确认报告内容无误后再生成正式文件。
724 lines
24 KiB
Python
724 lines
24 KiB
Python
from django.shortcuts import render, redirect, get_object_or_404
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from django.http import HttpResponse, JsonResponse
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from django.utils import timezone
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from django.db.models import Count
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from django.core.mail import send_mail, EmailMessage
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from django.conf import settings
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from datetime import timedelta, datetime
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import os
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from loguru import logger
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# WeasyPrint可用性标记，初始为None
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WEASYPRINT_AVAILABLE = None
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# 获取WeasyPrint可用性
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def is_weasyprint_available():
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"""检查WeasyPrint是否可用"""
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global WEASYPRINT_AVAILABLE
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if WEASYPRINT_AVAILABLE is None:
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try:
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from weasyprint import HTML
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# 测试WeasyPrint是否真正可用，检查依赖库
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test_html = HTML(string="<html><body>Test</body></html>")
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# 尝试生成PDF以验证依赖库是否可用
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import tempfile
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with tempfile.NamedTemporaryFile(suffix='.pdf', delete=True) as tmp:
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test_html.write_pdf(tmp.name)
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WEASYPRINT_AVAILABLE = True
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logger.info("WeasyPrint库可用，PDF功能正常")
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except ImportError:
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logger.warning("WeasyPrint库无法导入，PDF功能将不可用")
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WEASYPRINT_AVAILABLE = False
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except Exception as e:
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logger.warning(f"WeasyPrint依赖库不可用: {str(e)}，PDF功能将不可用")
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WEASYPRINT_AVAILABLE = False
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return WEASYPRINT_AVAILABLE
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from .models import (
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ReadingRecord,
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InsightRecord,
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FamilyTask,
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TodayPlan,
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SystemConfig
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)
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from .forms import (
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ReadingRecordForm,
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InsightRecordForm,
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FamilyTaskForm,
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TodayPlanForm,
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SystemConfigForm
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)
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# 首页视图
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def index(request):
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"""首页"""
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logger.info("用户访问首页")
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today = timezone.now().date()
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yesterday = today - timedelta(days=1)
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# 获取昨日记录
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yesterday_reading = ReadingRecord.objects.filter(date=yesterday)
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yesterday_insight = InsightRecord.objects.filter(date=yesterday)
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# 获取今日计划
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today_plan = TodayPlan.objects.filter(date=today)
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# 获取待处理的家庭事项
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pending_family_tasks = FamilyTask.objects.filter(status__name='pending')
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context = {
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'yesterday': yesterday,
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'today': today,
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'yesterday_reading': yesterday_reading,
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'yesterday_insight': yesterday_insight,
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'today_plan': today_plan,
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'pending_family_tasks': pending_family_tasks,
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}
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return render(request, 'core/index.html', context)
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# 昨日记录视图
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def yesterday_records(request):
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"""昨日记录"""
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logger.info("用户访问昨日记录页面")
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today = timezone.now().date()
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yesterday = today - timedelta(days=1)
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# 获取昨日阅读记录
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reading_records = ReadingRecord.objects.filter(date=yesterday)
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# 获取昨日感悟记录
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insight_records = InsightRecord.objects.filter(date=yesterday)
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context = {
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'yesterday': yesterday,
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'reading_records': reading_records,
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'insight_records': insight_records,
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}
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return render(request, 'core/yesterday_records.html', context)
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# 添加阅读记录
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def add_reading(request):
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"""添加阅读记录"""
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if request.method == 'POST':
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form = ReadingRecordForm(request.POST, request.FILES)
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if form.is_valid():
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reading = form.save(commit=False)
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reading.date = timezone.now().date() - timedelta(days=1)
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reading.save()
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logger.info(f"添加阅读记录: {form.cleaned_data['title']}")
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return redirect('yesterday_records')
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else:
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form = ReadingRecordForm()
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context = {'form': form}
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return render(request, 'core/add_reading.html', context)
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# 编辑阅读记录
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def edit_reading(request, pk):
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"""编辑阅读记录"""
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reading = get_object_or_404(ReadingRecord, pk=pk)
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if request.method == 'POST':
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form = ReadingRecordForm(request.POST, request.FILES, instance=reading)
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if form.is_valid():
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form.save()
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logger.info(f"编辑阅读记录: {form.cleaned_data['title']}")
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return redirect('yesterday_records')
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else:
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form = ReadingRecordForm(instance=reading)
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context = {'form': form, 'reading': reading}
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return render(request, 'core/edit_reading.html', context)
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# 删除阅读记录
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def delete_reading(request, pk):
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"""删除阅读记录"""
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reading = get_object_or_404(ReadingRecord, pk=pk)
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if request.method == 'POST':
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reading.delete()
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logger.info(f"删除阅读记录: {reading.title}")
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return redirect('yesterday_records')
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context = {'reading': reading}
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return render(request, 'core/delete_reading.html', context)
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# 添加感悟记录
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def add_insight(request):
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"""添加感悟记录"""
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if request.method == 'POST':
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form = InsightRecordForm(request.POST, request.FILES)
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if form.is_valid():
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insight = form.save(commit=False)
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insight.date = timezone.now().date() - timedelta(days=1)
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insight.save()
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logger.info("添加感悟记录")
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return redirect('yesterday_records')
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else:
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form = InsightRecordForm()
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context = {'form': form}
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return render(request, 'core/add_insight.html', context)
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# 编辑感悟记录
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def edit_insight(request, pk):
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"""编辑感悟记录"""
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insight = get_object_or_404(InsightRecord, pk=pk)
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if request.method == 'POST':
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form = InsightRecordForm(request.POST, request.FILES, instance=insight)
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if form.is_valid():
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form.save()
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logger.info("编辑感悟记录")
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return redirect('yesterday_records')
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else:
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form = InsightRecordForm(instance=insight)
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context = {'form': form, 'insight': insight}
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return render(request, 'core/edit_insight.html', context)
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# 删除感悟记录
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def delete_insight(request, pk):
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"""删除感悟记录"""
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insight = get_object_or_404(InsightRecord, pk=pk)
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if request.method == 'POST':
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insight.delete()
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logger.info("删除感悟记录")
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return redirect('yesterday_records')
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context = {'insight': insight}
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return render(request, 'core/delete_insight.html', context)
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# 今日记录视图
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def today_records(request):
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"""今日记录"""
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logger.info("用户访问今日记录页面")
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today = timezone.now().date()
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# 获取今日阅读记录
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reading_records = ReadingRecord.objects.filter(date=today)
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# 获取今日感悟记录
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insight_records = InsightRecord.objects.filter(date=today)
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context = {
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'today': today,
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'reading_records': reading_records,
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'insight_records': insight_records,
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}
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return render(request, 'core/today_records.html', context)
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# 添加今日阅读记录
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def add_today_reading(request):
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"""添加今日阅读记录"""
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if request.method == 'POST':
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form = ReadingRecordForm(request.POST, request.FILES)
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if form.is_valid():
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reading = form.save(commit=False)
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reading.date = timezone.now().date()
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reading.save()
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logger.info(f"添加今日阅读记录: {form.cleaned_data['title']}")
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return redirect('today_records')
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else:
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form = ReadingRecordForm()
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context = {'form': form}
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return render(request, 'core/add_reading.html', context)
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# 编辑今日阅读记录
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def edit_today_reading(request, pk):
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"""编辑今日阅读记录"""
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reading = get_object_or_404(ReadingRecord, pk=pk)
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if request.method == 'POST':
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form = ReadingRecordForm(request.POST, request.FILES, instance=reading)
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if form.is_valid():
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form.save()
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logger.info(f"编辑今日阅读记录: {form.cleaned_data['title']}")
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return redirect('today_records')
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else:
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form = ReadingRecordForm(instance=reading)
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context = {'form': form, 'reading': reading}
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return render(request, 'core/edit_reading.html', context)
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# 删除今日阅读记录
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def delete_today_reading(request, pk):
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"""删除今日阅读记录"""
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reading = get_object_or_404(ReadingRecord, pk=pk)
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if request.method == 'POST':
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reading.delete()
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logger.info(f"删除今日阅读记录: {reading.title}")
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return redirect('today_records')
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context = {'reading': reading}
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return render(request, 'core/delete_reading.html', context)
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# 添加今日感悟记录
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def add_today_insight(request):
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"""添加今日感悟记录"""
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if request.method == 'POST':
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form = InsightRecordForm(request.POST, request.FILES)
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if form.is_valid():
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insight = form.save(commit=False)
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insight.date = timezone.now().date()
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insight.save()
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logger.info("添加今日感悟记录")
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return redirect('today_records')
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else:
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form = InsightRecordForm()
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context = {'form': form}
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return render(request, 'core/add_insight.html', context)
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# 编辑今日感悟记录
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def edit_today_insight(request, pk):
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"""编辑今日感悟记录"""
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insight = get_object_or_404(InsightRecord, pk=pk)
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if request.method == 'POST':
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form = InsightRecordForm(request.POST, request.FILES, instance=insight)
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if form.is_valid():
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form.save()
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logger.info("编辑今日感悟记录")
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return redirect('today_records')
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else:
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form = InsightRecordForm(instance=insight)
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context = {'form': form, 'insight': insight}
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return render(request, 'core/edit_insight.html', context)
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# 删除今日感悟记录
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def delete_today_insight(request, pk):
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"""删除今日感悟记录"""
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insight = get_object_or_404(InsightRecord, pk=pk)
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if request.method == 'POST':
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insight.delete()
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logger.info("删除今日感悟记录")
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return redirect('today_records')
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context = {'insight': insight}
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return render(request, 'core/delete_insight.html', context)
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# 家庭事项视图
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def family_tasks(request):
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"""家庭事项"""
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logger.info("用户访问家庭事项页面")
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tasks = FamilyTask.objects.all()
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context = {
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'tasks': tasks,
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}
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return render(request, 'core/family_tasks.html', context)
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# 添加家庭事项
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def add_family_task(request):
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"""添加家庭事项"""
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if request.method == 'POST':
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form = FamilyTaskForm(request.POST)
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if form.is_valid():
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form.save()
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logger.info(f"添加家庭事项: {form.cleaned_data['content'][:20]}...")
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return redirect('family_tasks')
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else:
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form = FamilyTaskForm()
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context = {'form': form}
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return render(request, 'core/add_family_task.html', context)
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# 编辑家庭事项
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def edit_family_task(request, pk):
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"""编辑家庭事项"""
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task = get_object_or_404(FamilyTask, pk=pk)
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if request.method == 'POST':
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form = FamilyTaskForm(request.POST, instance=task)
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if form.is_valid():
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form.save()
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logger.info(f"编辑家庭事项: {form.cleaned_data['content'][:20]}...")
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return redirect('family_tasks')
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else:
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form = FamilyTaskForm(instance=task)
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context = {'form': form, 'task': task}
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return render(request, 'core/edit_family_task.html', context)
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# 删除家庭事项
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def delete_family_task(request, pk):
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"""删除家庭事项"""
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task = get_object_or_404(FamilyTask, pk=pk)
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if request.method == 'POST':
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task.delete()
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logger.info(f"删除家庭事项: {task.content[:20]}...")
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return redirect('family_tasks')
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context = {'task': task}
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return render(request, 'core/delete_family_task.html', context)
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# 今日计划视图
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def today_plan(request):
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"""今日计划"""
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logger.info("用户访问今日计划页面")
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today = timezone.now().date()
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# 获取今日计划
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plans = TodayPlan.objects.filter(date=today)
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context = {
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'today': today,
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'plans': plans,
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}
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return render(request, 'core/today_plan.html', context)
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# 添加今日计划
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def add_today_plan(request):
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"""添加今日计划"""
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if request.method == 'POST':
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form = TodayPlanForm(request.POST)
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if form.is_valid():
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form.save()
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logger.info(f"添加今日计划: {form.cleaned_data['content'][:20]}...")
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return redirect('today_plan')
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else:
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form = TodayPlanForm()
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context = {'form': form}
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return render(request, 'core/add_today_plan.html', context)
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# 编辑今日计划
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def edit_today_plan(request, pk):
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"""编辑今日计划"""
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plan = get_object_or_404(TodayPlan, pk=pk)
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if request.method == 'POST':
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form = TodayPlanForm(request.POST, instance=plan)
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if form.is_valid():
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form.save()
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logger.info(f"编辑今日计划: {form.cleaned_data['content'][:20]}...")
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return redirect('today_plan')
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else:
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form = TodayPlanForm(instance=plan)
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context = {'form': form, 'plan': plan}
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return render(request, 'core/edit_today_plan.html', context)
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# 删除今日计划
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def delete_today_plan(request, pk):
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"""删除今日计划"""
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plan = get_object_or_404(TodayPlan, pk=pk)
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if request.method == 'POST':
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plan.delete()
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logger.info(f"删除今日计划: {plan.content[:20]}...")
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return redirect('today_plan')
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context = {'plan': plan}
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return render(request, 'core/delete_today_plan.html', context)
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||
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# 切换今日计划状态
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def toggle_today_plan(request, pk):
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"""切换今日计划状态"""
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plan = get_object_or_404(TodayPlan, pk=pk)
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pending_status = Status.objects.get(name='pending')
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completed_status = Status.objects.get(name='completed')
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plan.status = completed_status if plan.status == pending_status else pending_status
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plan.save()
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logger.info(f"切换今日计划状态: {plan.content[:20]}... -> {plan.get_status_display()}")
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if request.headers.get('x-requested-with') == 'XMLHttpRequest':
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return JsonResponse({'status': plan.status, 'status_text': plan.get_status_display()})
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return redirect('today_plan')
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# 生成报告
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def generate_report(request):
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"""生成报告"""
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logger.info("用户访问报告生成页面")
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today = timezone.now().date()
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yesterday = today - timedelta(days=1)
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# 获取昨日记录
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yesterday_reading = ReadingRecord.objects.filter(date=yesterday)
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yesterday_insight = InsightRecord.objects.filter(date=yesterday)
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# 获取今日计划
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today_plan = TodayPlan.objects.filter(date=today)
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||
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# 获取家庭事项统计
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family_task_stats = FamilyTask.objects.values('type').annotate(count=Count('id'))
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# 获取最近7天的日期列表，用于生成历史PDF链接
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||
historical_dates = []
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for i in range(1, 8):
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historical_date = today - timedelta(days=i)
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||
historical_dates.append(historical_date)
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||
|
||
# 检查是否有更早的PDF文件
|
||
has_earlier_pdfs = False
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||
seven_days_ago = today - timedelta(days=7)
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||
pdf_files = [f for f in os.listdir(settings.REPORTS_ROOT) if f.endswith('.pdf')]
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||
for pdf_file in pdf_files:
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||
try:
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||
# 从文件名中提取日期
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||
date_str = pdf_file.replace('report_', '').replace('.pdf', '')
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||
file_date = datetime.strptime(date_str, '%Y-%m-%d').date()
|
||
if file_date < seven_days_ago:
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||
has_earlier_pdfs = True
|
||
break
|
||
except Exception:
|
||
continue
|
||
|
||
context = {
|
||
'today': today,
|
||
'yesterday': yesterday,
|
||
'yesterday_reading': yesterday_reading,
|
||
'yesterday_insight': yesterday_insight,
|
||
'today_plan': today_plan,
|
||
'family_task_stats': family_task_stats,
|
||
'historical_dates': historical_dates,
|
||
'has_earlier_pdfs': has_earlier_pdfs,
|
||
}
|
||
|
||
return render(request, 'core/report.html', context)
|
||
|
||
# 查看报告
|
||
def view_report(request, date):
|
||
"""查看指定日期的报告"""
|
||
logger.info(f"用户查看报告: {date}")
|
||
report_date = datetime.strptime(date, '%Y-%m-%d').date()
|
||
yesterday = report_date - timedelta(days=1)
|
||
|
||
# 获取指定日期的记录
|
||
yesterday_reading = ReadingRecord.objects.filter(date=yesterday)
|
||
yesterday_insight = InsightRecord.objects.filter(date=yesterday)
|
||
today_plan = TodayPlan.objects.filter(date=report_date)
|
||
|
||
# 获取家庭事项统计
|
||
family_task_stats = FamilyTask.objects.values('type').annotate(count=Count('id'))
|
||
|
||
context = {
|
||
'today': report_date,
|
||
'yesterday': yesterday,
|
||
'yesterday_reading': yesterday_reading,
|
||
'yesterday_insight': yesterday_insight,
|
||
'today_plan': today_plan,
|
||
'family_task_stats': family_task_stats,
|
||
}
|
||
|
||
return render(request, 'core/report.html', context)
|
||
|
||
# 生成PDF报告
|
||
def generate_pdf_report(request, date):
|
||
"""生成PDF报告"""
|
||
if not is_weasyprint_available():
|
||
logger.error("WeasyPrint库不可用，无法生成PDF报告")
|
||
return HttpResponse("PDF功能不可用，请检查WeasyPrint库是否正确安装", status=500)
|
||
|
||
logger.info(f"用户生成PDF报告: {date}")
|
||
|
||
try:
|
||
report_date = datetime.strptime(date, '%Y-%m-%d').date()
|
||
yesterday = report_date - timedelta(days=1)
|
||
|
||
# 获取指定日期的记录
|
||
yesterday_reading = ReadingRecord.objects.filter(date=yesterday)
|
||
yesterday_insight = InsightRecord.objects.filter(date=yesterday)
|
||
today_plan = TodayPlan.objects.filter(date=report_date)
|
||
|
||
# 获取家庭事项统计
|
||
family_task_stats = FamilyTask.objects.values('type').annotate(count=Count('id'))
|
||
|
||
context = {
|
||
'today': report_date,
|
||
'yesterday': yesterday,
|
||
'yesterday_reading': yesterday_reading,
|
||
'yesterday_insight': yesterday_insight,
|
||
'today_plan': today_plan,
|
||
'family_task_stats': family_task_stats,
|
||
}
|
||
|
||
# 渲染HTML模板
|
||
html_string = render(request, 'core/report_pdf.html', context).content.decode('utf-8')
|
||
|
||
# 生成PDF
|
||
pdf_file = f"report_{date}.pdf"
|
||
pdf_path = os.path.join(settings.REPORTS_ROOT, pdf_file)
|
||
|
||
# 确保报告目录存在
|
||
os.makedirs(settings.REPORTS_ROOT, exist_ok=True)
|
||
|
||
# 动态导入WeasyPrint
|
||
from weasyprint import HTML
|
||
HTML(string=html_string).write_pdf(pdf_path)
|
||
|
||
logger.info(f"PDF报告生成成功: {pdf_path}")
|
||
|
||
# 返回PDF文件
|
||
with open(pdf_path, 'rb') as f:
|
||
response = HttpResponse(f.read(), content_type='application/pdf')
|
||
response['Content-Disposition'] = f'attachment; filename="{pdf_file}"'
|
||
return response
|
||
except Exception as e:
|
||
logger.error(f"生成PDF报告失败: {str(e)}")
|
||
return HttpResponse(f"生成PDF报告失败: {str(e)}", status=500)
|
||
|
||
# 预览PDF报告
|
||
def preview_pdf_report(request, date):
|
||
"""预览PDF报告（HTML格式，样式与PDF一致）"""
|
||
logger.info(f"用户预览PDF报告: {date}")
|
||
|
||
try:
|
||
report_date = datetime.strptime(date, '%Y-%m-%d').date()
|
||
yesterday = report_date - timedelta(days=1)
|
||
|
||
# 获取指定日期的记录
|
||
yesterday_reading = ReadingRecord.objects.filter(date=yesterday)
|
||
yesterday_insight = InsightRecord.objects.filter(date=yesterday)
|
||
today_plan = TodayPlan.objects.filter(date=report_date)
|
||
|
||
# 获取家庭事项统计
|
||
family_task_stats = FamilyTask.objects.values('type').annotate(count=Count('id'))
|
||
|
||
context = {
|
||
'today': report_date,
|
||
'yesterday': yesterday,
|
||
'yesterday_reading': yesterday_reading,
|
||
'yesterday_insight': yesterday_insight,
|
||
'today_plan': today_plan,
|
||
'family_task_stats': family_task_stats,
|
||
}
|
||
|
||
# 渲染HTML模板（与PDF使用相同的模板）
|
||
return render(request, 'core/report_pdf.html', context)
|
||
except Exception as e:
|
||
logger.error(f"预览PDF报告失败: {str(e)}")
|
||
return HttpResponse(f"预览PDF报告失败: {str(e)}", status=500)
|
||
|
||
# 系统配置
|
||
def system_settings(request):
|
||
"""系统配置"""
|
||
logger.info("用户访问系统配置页面")
|
||
config = SystemConfig.get_config()
|
||
|
||
if request.method == 'POST':
|
||
form = SystemConfigForm(request.POST, instance=config)
|
||
if form.is_valid():
|
||
form.save()
|
||
logger.info("系统配置更新成功")
|
||
return redirect('system_settings')
|
||
else:
|
||
form = SystemConfigForm(instance=config)
|
||
|
||
context = {'form': form}
|
||
return render(request, 'core/system_settings.html', context)
|
||
|
||
# 发送邮件
|
||
def send_email_view(request):
|
||
"""手动发送邮件"""
|
||
if not is_weasyprint_available():
|
||
logger.error("WeasyPrint库不可用，无法生成PDF报告")
|
||
return HttpResponse("PDF功能不可用，无法发送邮件", status=500)
|
||
|
||
logger.info("用户手动发送邮件")
|
||
today = timezone.now().date()
|
||
today_str = today.strftime('%Y-%m-%d')
|
||
|
||
# 获取系统配置
|
||
config = SystemConfig.get_config()
|
||
|
||
if not all([config.smtp_server, config.smtp_username, config.smtp_password, config.recipient_email]):
|
||
logger.error("邮件配置不完整")
|
||
return redirect('system_settings')
|
||
|
||
# 生成PDF报告
|
||
report_date = today
|
||
yesterday = report_date - timedelta(days=1)
|
||
|
||
yesterday_reading = ReadingRecord.objects.filter(date=yesterday)
|
||
yesterday_insight = InsightRecord.objects.filter(date=yesterday)
|
||
today_plan = TodayPlan.objects.filter(date=report_date)
|
||
family_task_stats = FamilyTask.objects.values('type').annotate(count=Count('id'))
|
||
|
||
context = {
|
||
'today': report_date,
|
||
'yesterday': yesterday,
|
||
'yesterday_reading': yesterday_reading,
|
||
'yesterday_insight': yesterday_insight,
|
||
'today_plan': today_plan,
|
||
'family_task_stats': family_task_stats,
|
||
}
|
||
|
||
# 渲染HTML模板
|
||
html_string = render(request, 'core/report_pdf.html', context).content.decode('utf-8')
|
||
|
||
# 生成PDF
|
||
pdf_file = f"report_{today_str}.pdf"
|
||
pdf_path = os.path.join(settings.REPORTS_ROOT, pdf_file)
|
||
os.makedirs(settings.REPORTS_ROOT, exist_ok=True)
|
||
|
||
# 动态导入WeasyPrint
|
||
from weasyprint import HTML
|
||
HTML(string=html_string).write_pdf(pdf_path)
|
||
|
||
# 发送邮件
|
||
subject = f"家庭日报 - {today_str}"
|
||
message = f"这是您的家庭日报，日期：{today_str}"
|
||
from_email = config.smtp_username
|
||
recipient_list = [config.recipient_email]
|
||
|
||
email = EmailMessage(
|
||
subject=subject,
|
||
body=message,
|
||
from_email=from_email,
|
||
to=recipient_list,
|
||
)
|
||
|
||
# 添加附件
|
||
with open(pdf_path, 'rb') as f:
|
||
email.attach(pdf_file, f.read(), 'application/pdf')
|
||
|
||
# 发送邮件
|
||
try:
|
||
email.send()
|
||
logger.info(f"邮件发送成功，收件人：{config.recipient_email}")
|
||
return redirect('index')
|
||
except Exception as e:
|
||
logger.error(f"邮件发送失败：{str(e)}")
|
||
return redirect('system_settings')
|
||
|
||
# 别名，保持URL配置一致
|
||
def send_email(request):
|
||
"""发送邮件别名"""
|
||
return send_email_view(request)
|
||
|
||
# PDF文件列表
|
||
def pdf_list(request):
|
||
"""显示服务器上已有的PDF文件列表"""
|
||
logger.info("用户访问PDF文件列表页面")
|
||
|
||
# 获取所有PDF文件
|
||
pdf_files = [f for f in os.listdir(settings.REPORTS_ROOT) if f.endswith('.pdf')]
|
||
|
||
# 解析文件名，提取日期，并按日期降序排序
|
||
pdf_info = []
|
||
for pdf_file in pdf_files:
|
||
try:
|
||
# 从文件名中提取日期
|
||
date_str = pdf_file.replace('report_', '').replace('.pdf', '')
|
||
file_date = datetime.strptime(date_str, '%Y-%m-%d').date()
|
||
pdf_info.append({
|
||
'filename': pdf_file,
|
||
'date': file_date,
|
||
'date_str': date_str
|
||
})
|
||
except Exception as e:
|
||
logger.error(f"解析PDF文件名失败: {pdf_file}, 错误: {str(e)}")
|
||
continue
|
||
|
||
# 按日期降序排序
|
||
pdf_info.sort(key=lambda x: x['date'], reverse=True)
|
||
|
||
context = {
|
||
'pdf_files': pdf_info
|
||
}
|
||
|
||
return render(request, 'core/pdf_list.html', context)
|