102 lines
2.8 KiB
Python
102 lines
2.8 KiB
Python
import io
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import smtplib
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import ssl
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from email.message import EmailMessage
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from itsdangerous import URLSafeTimedSerializer
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import matplotlib
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matplotlib.use('Agg')
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import matplotlib.pyplot as plt
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from config import Config
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serializer = URLSafeTimedSerializer(Config.SECRET_KEY)
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def generate_activation_token(email):
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return serializer.dumps(email, salt='account-activation')
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def verify_activation_token(token, max_age=86400):
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return serializer.loads(token, salt='account-activation', max_age=max_age)
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def send_mail(to_address, subject, body):
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msg = EmailMessage()
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msg['Subject'] = subject
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msg['From'] = Config.MAIL_SENDER
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msg['To'] = to_address
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msg.set_content(body)
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if Config.SMTP_PORT == 465:
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context = ssl.create_default_context()
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with smtplib.SMTP_SSL(Config.SMTP_SERVER, Config.SMTP_PORT, context=context) as server:
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if Config.SMTP_USERNAME:
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server.login(Config.SMTP_USERNAME, Config.SMTP_PASSWORD)
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server.send_message(msg)
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return
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with smtplib.SMTP(Config.SMTP_SERVER, Config.SMTP_PORT) as server:
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if Config.MAIL_USE_TLS:
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server.starttls(context=ssl.create_default_context())
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if Config.SMTP_USERNAME:
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server.login(Config.SMTP_USERNAME, Config.SMTP_PASSWORD)
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server.send_message(msg)
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def create_assessment_chart(labels, yes_counts, output_path):
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fig, ax = plt.subplots(figsize=(11, 5))
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x_values = list(range(len(labels)))
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ax.plot(x_values, yes_counts, marker='o')
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for x, y in zip(x_values, yes_counts):
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if y >= 7:
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color = 'green'
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elif y >= 4:
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color = 'orange'
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else:
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color = 'red'
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ax.scatter([x], [y], color=color, s=120)
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ax.set_xticks(x_values)
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ax.set_xticklabels(labels, rotation=20, ha='right')
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ax.set_ylim(0, 8)
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ax.set_ylabel('Anzahl JA-Antworten')
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ax.set_xlabel('Themen')
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ax.set_title('Assessment-Ergebnis')
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ax.grid(True, axis='y', alpha=0.3)
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fig.tight_layout()
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fig.savefig(output_path, dpi=150)
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plt.close(fig)
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def create_chart_bytes(labels, yes_counts):
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buffer = io.BytesIO()
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fig, ax = plt.subplots(figsize=(11, 5))
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x_values = list(range(len(labels)))
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ax.plot(x_values, yes_counts, marker='o')
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for x, y in zip(x_values, yes_counts):
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if y >= 7:
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color = 'green'
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elif y >= 4:
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color = 'orange'
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else:
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color = 'red'
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ax.scatter([x], [y], color=color, s=120)
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ax.set_xticks(x_values)
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ax.set_xticklabels(labels, rotation=20, ha='right')
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ax.set_ylim(0, 8)
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ax.set_ylabel('Anzahl JA-Antworten')
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ax.set_xlabel('Themen')
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ax.set_title('Assessment-Ergebnis')
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ax.grid(True, axis='y', alpha=0.3)
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fig.tight_layout()
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fig.savefig(buffer, format='png', dpi=150)
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plt.close(fig)
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buffer.seek(0)
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return buffer
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