implemented job archiving (via a Setting, and just viewing recent or all)

job.py

@@ -1,8 +1,9 @@
 from wtforms import SubmitField, StringField, FloatField, HiddenField, validators, Form
 from flask_wtf import FlaskForm
 from flask import request, render_template
+from settings import Settings
 from main import db, app, ma
-from sqlalchemy import Sequence
+from sqlalchemy import Sequence, func
 from sqlalchemy.exc import SQLAlchemyError
 from status import st, Status
 from datetime import datetime, timedelta
@@ -11,6 +12,8 @@ import pytz
 import socket
 from shared import PA_JOB_MANAGER_HOST, PA_JOB_MANAGER_PORT, NEWEST_LOG_LIMIT, OLDEST_LOG_LIMIT
 from flask_login import login_required, current_user
+from sqlalchemy.dialects.postgresql import INTERVAL
+from sqlalchemy.sql.functions import concat
 
 # pylint: disable=no-member
 
@@ -103,13 +106,20 @@ def NewJob(name, num_files="0", wait_for=None, jex=None ):
     return job
 
 ################################################################################
-# /jobs -> show current settings
+# /jobs -> show jobs (default to only showing 'non-archived' jobs -- age is in 
+# settings.job_archive_age
 ################################################################################
-@app.route("/jobs", methods=["GET"])
+@app.route("/jobs", methods=["GET", "POST"])
 @login_required
 def jobs():
-    page_title='Job list'
-    jobs = Job.query.order_by(Job.id.desc()).all() 
+    settings = Settings.query.first()
+    print( request.method )
+    if request.method == 'POST':
+        page_title='Job list (all)'
+        jobs = Job.query.order_by(Job.id.desc()).all() 
+    else:
+        page_title='Job list (recent)'
+        jobs = Job.query.filter( Job.last_update >= (func.now() - func.cast(concat(settings.job_archive_age, 'DAYS'), INTERVAL)) ).order_by(Job.id.desc()).all() 
     return render_template("jobs.html", jobs=jobs, page_title=page_title)