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Implement video view page

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Bastiaan Welmers
2020-05-05 12:16:15 +02:00
parent f5be1b5156
commit 3a06e4ec9f
6 changed files with 132 additions and 1 deletions
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24
static/js/video.js Normal file
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@@ -0,0 +1,24 @@
function init() {
var hash = document.location.hash;
var res = hash.match(/t=([0-9]+)/);
if (res) {
var vids = document.getElementsByTagName('video');
// only first video
var vid = vids[0];
vid.currentTime = res[1];
vid.autoplay = true;
}
}
init();
function vidTimeInUrl(el) {
var vids = document.getElementsByTagName('video');
// only first video
var vid = vids[0];
var currentTime = vid.currentTime;
var href = el.href + "#t=" + parseInt(currentTime);
el.href = href;
return true;
}

3
videodinges/models.py
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@@ -58,6 +58,9 @@ class Video(models.Model):
def __str__(self): def __str__(self):
return self.title return self.title
class Meta:
indexes = [models.Index(fields=['slug']), models.Index(fields=['created_at'])]
class Transcoding(models.Model): class Transcoding(models.Model):
id = models.AutoField(primary_key=True) id = models.AutoField(primary_key=True)
video = models.ForeignKey(Video, on_delete=models.CASCADE, related_name='transcodings') video = models.ForeignKey(Video, on_delete=models.CASCADE, related_name='transcodings')

6
videodinges/settings.py
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@@ -66,6 +66,12 @@ TEMPLATES = [
], ],
}, },
}, },
{
'BACKEND': 'django.template.backends.jinja2.Jinja2',
'DIRS': [os.path.join(BASE_DIR, 'videodinges', 'templates')],
'APP_DIRS': False,
'OPTIONS': {},
},
] ]
WSGI_APPLICATION = 'videodinges.wsgi.application' WSGI_APPLICATION = 'videodinges.wsgi.application'

31
videodinges/templates/video.html.j2 Normal file
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@@ -0,0 +1,31 @@
<html>
<head>
{# <link rel="stylesheet" href="style.css" type="text/css" media="screen" /> #}
{% if og_image %}
<meta property="og:image" content="{{og_image}}" />
{% endif %}
<title>{{ title }}</title>
</head>
<body>
<h1>{{ title }}</h1>
<video width="{{ width }}" height="{{ height }}" {% if poster %}poster="{{ poster }}" {% endif %}controls="controls">
{% for source in sources %}
<source src="{{ source.src }}" type='{{ source.type }}' />
{% endfor %}
You need a browser that understands HTML5 video and supports {% for i in used_codecs %}{{ i }}{% if not loop.last %} or {% endif %}{% endfor %} codecs.
</video><br />
<p>
{% for quality in qualities %}
<a href="{{ slug }}.html?quality={{ quality }}" onclick="vidTimeInUrl(this);">{{ quality }} versie</a>{% if not loop.last %} | {% endif %}
{% endfor %}
</p>
<p>
{{ description|safe }}
</p>
<div id="commenter-container" data-object-id="welmers-video-{{ slug }}">
<div class="commenter-count-container"><span class="commenter-count">0</span> comments total</div>
</div>
<script data-container="commenter-container" src="//www.welmers.net/commenter/js/commenter.js" type="text/javascript"></script>
<script src="/static/js/video.js" type="text/javascript"></script>
</body>
</html>

3
videodinges/urls.py
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@@ -16,10 +16,11 @@ Including another URLconf
from django.conf.urls import url from django.conf.urls import url
from django.contrib import admin from django.contrib import admin
from . import testviews from . import testviews, views
urlpatterns = [ urlpatterns = [
url(r'^admin/', admin.site.urls), url(r'^admin/', admin.site.urls),
url(r'^(?P<slug>[\w-]+).html', views.video)
] ]
for i in testviews.__all__: for i in testviews.__all__:

66
videodinges/views.py Normal file
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@@ -0,0 +1,66 @@
from collections import defaultdict
from typing import List, Dict, Any
from django.http import HttpResponse, HttpRequest, Http404
from django.shortcuts import render
from . import models
def video(request: HttpRequest, slug: str) -> HttpResponse:
try:
video = models.Video.objects.get(slug=slug)
except models.Video.DoesNotExist:
raise Http404('Video not found')
template_data = dict(
og_image=video.og_image.file.url if video.og_image else None,
title=video.title,
poster=video.poster.file.url if video.poster else None,
description=video.description,
slug=video.slug
)
qualities = _get_qualities(video)
try:
quality = qualities[request.GET['quality']]
except:
quality = next(iter(qualities.values()))
template_data.update(
width=quality[0].quality_obj.width,
height=quality[0].quality_obj.height,
)
template_data['sources'] = [
{
'src': _url_for(transcoding),
'type': transcoding.type,
}
for transcoding in quality ]
template_data['used_codecs'] = [
models.get_short_name_of_transcoding_type(transcoding.type)
for transcoding in quality
]
template_data['qualities'] = qualities.keys()
return render(request, 'video.html.j2', template_data, using='jinja2')
def _get_dict_from_models_with_fields(model, *fields: str) -> Dict[str, Any]:
ret = {}
for field in fields:
ret[field] = model.__dict__[field]
return ret
def _get_qualities(video: models.Video) -> Dict[str, List[models.Transcoding]]:
transcodings: List[models.Transcoding] = video.transcodings.order_by('quality').all()
qualities = defaultdict(list)
for transcoding in transcodings:
qualities[transcoding.quality_obj.name].append(transcoding)
return qualities
def _url_for(transcoding: models.Transcoding) -> str:
if transcoding.url:
return transcoding.url
elif transcoding.upload:
return transcoding.upload.file.url