JSONEncoder and manual

Focus on remving deprecated flas.JSONEncoder and replacing it with
json.JSONEncoder.

* Exception handling when API is not accessible [fix #25]
* flask.JSONEncoder deprecated [fix #24]
* Show manual (if present) [fix #23]
* Small touch-ups

api/api.py

@@ -1,10 +1,10 @@
 from flask import request, jsonify, Flask
-from flask.json import JSONEncoder
+import json
 from datetime import date
 import modules.db_connect
 
 
-class MyJSONEncoder(JSONEncoder):
+class MyJSONEncoder(json.JSONEncoder):
     def default(self, o):
         if isinstance(o, date):
             return o.isoformat()
@@ -18,8 +18,8 @@ class MyFlask(Flask):
 
 app = MyFlask(__name__)
 modules.db_connect.init()
-import modules.gamelist # noqa: E402
-import modules.game # noqa: E402
+import modules.gamelist  # noqa: E402
+import modules.game  # noqa: E402
 
 # Important initialization stuff
 config = modules.db_connect.config

api/modules/game.py

@@ -1,5 +1,5 @@
 from __main__ import app
-from flask import jsonify, request
+from flask import jsonify, request, send_from_directory
 import base64
 import json
 import modules.db_connect
@@ -75,3 +75,14 @@ def artwork(size='max'):
         artlist.append(art)
 
     return jsonify(artlist)
+
+
+# Server game manual
+@app.route('/getmanual', methods=["GET"])
+def getmanual():
+    nfopath = base64.b64decode(request.json).decode()
+    nfo = json.load(open(nfopath, 'r'))
+    nfo['path'] = base64.b64encode(nfopath.encode('utf-8')).decode()
+    manualname = nfo['game']['manual']
+    manualpath = os.path.dirname(nfopath)+'/'
+    return send_from_directory(manualpath, manualname, as_attachment=True)

api/modules/gamelist.py

@@ -31,7 +31,7 @@ def update_gamelist():
             game = modules.game.game(nfo, True, True)
             glist.append(game)
         except Exception as e:
-            print(e)
+            print(nfo, e)
 
     set_gamelist(glist)
     return make_response("<h1>Success</h1>", 200)

site/language/en_US.json

@@ -1,7 +1,8 @@
 {
+	"lang_error_body_header": "Oops, something went wrong",
     "lang_home_body_header": "Hello and welcome",
     "lang_home_change_language": "Change language",
-    "lang_home_change_language_button": "CHange",
+    "lang_home_change_language_button": "Change",
     "lang_navigation_home": "Home",
     "lang_navigation_gamelist": "Game list",
     "lang_gamelist_title": "Gamelist",
@@ -11,6 +12,9 @@
     "lang_game_body_header": "Game",
     "lang_game_body_ingress": "Here there be info about games n stuff",
     "lang_game_plot": "Plot",
+	"lang_game_manual": "Manual",
+	"lang_game_get_manual": "Link to manual",
+	"lang_game_manual_not_found": "Manual not available",
     "lang_game_download_header": "Download game",
     "lang_game_download_ingress": "Here you can download the game using either torrent file or a magnet-link!",
     "lang_game_download_torrent_button": "Download",

site/language/sv_SE.json

@@ -1,4 +1,5 @@
 {
+	"lang_error_body_header": "Ojdå, någonting gick fel",
     "lang_home_body_header": "Hej och välkommen",
     "lang_home_change_language": "Byt språk",
     "lang_home_change_language_button": "Byt",

site/modules/game.py

@@ -1,7 +1,7 @@
 from __main__ import app
 import json
 import requests
-from flask import render_template, request
+from flask import render_template, request, Response
 import modules.init
 
 host_endpoint = modules.init.host_endpoint()
@@ -47,3 +47,15 @@ def artwork(lang_code):
 @app.route("/<lang_code>/game/download")
 def download(lang_code):
     pass
+
+
+# Download manual
+@app.route("/<lang_code>/game/getmanual")
+def getmanual(lang_code):
+    gamepath = request.args.get("gamepath")
+    manualname = request.args.get("manual")
+    manual = requests.get(host_endpoint + '/getmanual', json=gamepath)
+    return Response(manual, mimetype="application/pdf",
+                    headers={
+                        "Content-Disposition":
+                        "attachment;filename=" + str(manualname)})

site/modules/gamelist.py

@@ -21,14 +21,29 @@ def lang(lang_code):
 # @app.route("/gamelist")
 def gamelist(lang_code):
     lang_code = lang(lang_code)
-    glist = json.loads((requests.get(
-            host_endpoint + '/gamelist').content).decode())
+    glist = None
+    try:
+        glist = json.loads((requests.get(
+                host_endpoint + '/gamelist').content).decode())
 
-    # Sorting list alphabetically
-    glist = sorted(glist, key=lambda d: d['game']['title'])
+        # Sorting list alphabetically
+        glist = sorted(glist, key=lambda d: d['game']['title'])
 
-    return render_template('gamelist.html', gamelist=glist,
-                           **languages[lang_code], lang_code=lang_code)
+    # If the server is down
+    except requests.exceptions.ConnectionError as e:
+        print("fancy connection error: ", e)
+        em = "Cannot connect to the API, is the server up?"
+        et = "Connection Error"
+        error_object = {"error_type": et, "error_message": em}
+        return render_template('error.html', **languages[lang_code],
+                               lang_code=lang_code, error_object=error_object)
+
+    except Exception as e:
+        print("error type: ", type(e))
+
+    if glist is not None:
+        return render_template('gamelist.html', gamelist=glist,
+                               **languages[lang_code], lang_code=lang_code)
 
 
 # Update/Refresh the gamelist by re-scanning the game archive (slow)

site/templates/error.html

@@ -0,0 +1,17 @@
+<!DOCTYPE html>
+<html>
+	<head>
+		<title>BCNS</title>
+	</head>
+	<body>
+		{% extends "navigation.html" %}
+		{% block content %}
+        <h1>{{lang_error_body_header}}</h1>
+		{% if error_object %}
+		<p class="error">Something went wrong</p>
+		<p>{{error_object.error_type}}</p>
+		<p>{{error_object.error_message}}</p>
+		{% endif %}
+		{% endblock %}
+	</body>
+</html>

site/templates/game.html

@@ -14,6 +14,12 @@
         {% for part in game.game.plot %}
         <p>{{part}}</p>
         {% endfor %}
+		<h3>{{lang_game_manual}}</h3>
+		{% if 'manual' in game.game %}
+		<a href="{{ url_for('getmanual', gamepath=game.path, manual=game.game.manual, lang_code=lang_code)}}">{{lang_game_get_manual}}</a>
+		{% else %}
+		<p>{{lang_game_manual_not_found}}</p>
+		{% endif%}
         <h3>{{lang_game_download_header}}</h3>
         <p>{{lang_game_download_ingress}}</p>
         <a href="{{ url_for('download', gamepath=game.path, lang_code=lang_code)}}"><button type="button">{{lang_game_download_torrent_button}}</button></a>