From 66d9ab8a93393a27dfa35fcee7b265fc83e217d5 Mon Sep 17 00:00:00 2001
From: Stephan Porada <sporada@uni-bielefeld.de>
Date: Tue, 9 Jul 2019 15:39:28 +0200
Subject: [PATCH] Add custom error pages
---
app/main/errors.py | 32 ++++++++++++++++++++++++++++++++
app/templates/403.html.j2 | 9 +++++++++
app/templates/404.html.j2 | 9 +++++++++
app/templates/500.html.j2 | 9 +++++++++
4 files changed, 59 insertions(+)
create mode 100644 app/main/errors.py
create mode 100644 app/templates/403.html.j2
create mode 100644 app/templates/404.html.j2
create mode 100644 app/templates/500.html.j2
diff --git a/app/main/errors.py b/app/main/errors.py
new file mode 100644
index 00000000..fbd99b13
--- /dev/null
+++ b/app/main/errors.py
@@ -0,0 +1,32 @@
+from flask import render_template, request, jsonify
+from . import main
+
+
+@main.app_errorhandler(403)
+def forbidden(e):
+ if request.accept_mimetypes.accept_json and \
+ not request.accept_mimetypes.accept_html:
+ response = jsonify({'error': 'forbidden'})
+ response.status_code = 403
+ return response
+ return render_template('403.html.j2'), 403
+
+
+@main.app_errorhandler(404)
+def page_not_found(e):
+ if request.accept_mimetypes.accept_json and \
+ not request.accept_mimetypes.accept_html:
+ response = jsonify({'error': 'not found'})
+ response.status_code = 404
+ return response
+ return render_template('404.html.j2'), 404
+
+
+@main.app_errorhandler(500)
+def internal_server_error(e):
+ if request.accept_mimetypes.accept_json and \
+ not request.accept_mimetypes.accept_html:
+ response = jsonify({'error': 'internal server error'})
+ response.status_code = 500
+ return response
+ return render_template('500.html.j2'), 500
diff --git a/app/templates/403.html.j2 b/app/templates/403.html.j2
new file mode 100644
index 00000000..95c46fda
--- /dev/null
+++ b/app/templates/403.html.j2
@@ -0,0 +1,9 @@
+{% extends "base.html.j2" %}
+
+{% block title %}Opaque - Forbidden{% endblock %}
+
+{% block page_content %}
+<div class="page-header">
+ <h1>Forbidden</h1>
+</div>
+{% endblock %}
diff --git a/app/templates/404.html.j2 b/app/templates/404.html.j2
new file mode 100644
index 00000000..75f18cd5
--- /dev/null
+++ b/app/templates/404.html.j2
@@ -0,0 +1,9 @@
+{% extends "base.html.j2" %}
+
+{% block title %}Opaque - Page Not Found{% endblock %}
+
+{% block page_content %}
+<div class="page-header">
+ <h1>Not Found</h1>
+</div>
+{% endblock %}
diff --git a/app/templates/500.html.j2 b/app/templates/500.html.j2
new file mode 100644
index 00000000..43b7a941
--- /dev/null
+++ b/app/templates/500.html.j2
@@ -0,0 +1,9 @@
+{% extends "base.html.j2" %}
+
+{% block title %}Opaque - Internal Server Error{% endblock %}
+
+{% block page_content %}
+<div class="page-header">
+ <h1>Internal Server Error</h1>
+</div>
+{% endblock %}
--
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