calvin.erfmann/WhatsApp-Chat-Exporter
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Lazy loading of video for new theme

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KnugiHK
2025-02-09 14:09:22 +08:00
parent bfd172031c
commit f43e1f760d
1 changed files with 55 additions and 27 deletions
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38
Whatsapp_Chat_Exporter/whatsapp_new.html
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@@ -51,8 +51,8 @@
padding: 20px 0 20px 0;
}
footer {
margin-top: 10px;
border-top: 2px solid #e3e6e7;
font-size: 2em;
padding: 20px 0 20px 0;
}
article {
@@ -243,8 +243,8 @@
<source src="{{ msg.data }}" />
</audio>
{% elif "video/" in msg.mime %}
<video controls="controls" autobuffer="autobuffer">
<source src="{{ msg.data }}" />
<video class="lazy" autobuffer {% if msg.message_type|int == 13 or msg.message_type|int == 11 %}autoplay muted loop playsinline{%else%}controls{% endif %}>
<source type="{{ msg.mime }}" data-src="{{ msg.data }}" />
</video>
{% elif "/" in msg.mime %}
The file cannot be displayed here, however it should be located at <a href="./{{ msg.data }}">here</a>
@@ -304,8 +304,8 @@
<source src="{{ msg.data }}" />
</audio>
{% elif "video/" in msg.mime %}
<video controls="controls" autobuffer="autobuffer">
<source src="{{ msg.data }}" />
<video class="lazy" autobuffer {% if msg.message_type|int == 13 or msg.message_type|int == 11 %}autoplay muted loop playsinline{%else%}controls{% endif %}>
<source type="{{ msg.mime }}" data-src="{{ msg.data }}" />
</video>
{% elif "/" in msg.mime %}
The file cannot be displayed here, however it should be located at <a href="./{{ msg.data }}">here</a>
@@ -365,4 +365,32 @@
}
});
</script>
<script>
document.addEventListener("DOMContentLoaded", function() {
var lazyVideos = [].slice.call(document.querySelectorAll("video.lazy"));
if ("IntersectionObserver" in window) {
var lazyVideoObserver = new IntersectionObserver(function(entries, observer) {
entries.forEach(function(video) {
if (video.isIntersecting) {
for (var source in video.target.children) {
var videoSource = video.target.children[source];
if (typeof videoSource.tagName === "string" && videoSource.tagName === "SOURCE") {
videoSource.src = videoSource.dataset.src;
}
}
video.target.load();
video.target.classList.remove("lazy");
lazyVideoObserver.unobserve(video.target);
}
});
});
lazyVideos.forEach(function(lazyVideo) {
lazyVideoObserver.observe(lazyVideo);
});
}
});
</script>
</html>