Parametrized play page

server.py

 #!/bin/python
-from flask import Flask, render_template, g
+from flask import Flask, render_template, g, request, url_for, redirect
 import mysql.connector
 import sqlite3
 import os
@@ -77,7 +77,13 @@ def faq():
 
 @app.route('/play')
 def play():
-	return render_template('play.html',  active_page='play')
+	if 'lectureid' in request.args:
+		id = request.args['lectureid']
+		return render_template('play.html',
+				lecture=query('SELECT * FROM lectures WHERE id = ?', id)[0],
+				videos=query('SELECT * FROM videos WHERE lecture_id = ?', id))
+	else:
+		return redirect(url_for(index))
 
 if __name__ == '__main__':
 	app.run()

templates/macros.html

@@ -21,10 +21,10 @@
 
 {% endmacro %}
 
-{% macro player() %}
+{% macro player(lecture, videos) %}
 <script src="static/mediaelementjs/mediaelement-and-player.min.js"></script>
 <link rel="stylesheet" href="static/mediaelementjs/mediaelementplayer.css" />
 <video class="mejs-player" width="640" height="360" style="width: 100%; height: 80%;">
-	<source type="video/mp4" src="https://videoag.fsmpi.rwth-aachen.de/pub/16ss-dsal/16ss-dsal-160715-720p_1.mp4" />
+	<source type="video/mp4" src="https://videoag.fsmpi.rwth-aachen.de/{{ videos[0]['path'] }}" />
 </video>
 {% endmacro %}

templates/play.html

@@ -2,6 +2,6 @@
 {% extends "base.html" %}
 {% block content %}
 <div>
-      		{{ player() }}
+      		{{ player(lecture, videos) }}
 </div>
 {% endblock %}