misuzu/assets/js/misuzu/embed.js

122 lines
4.5 KiB
JavaScript

var MszEmbed = (function() {
let uiharu = undefined;
return {
init: function(endPoint) {
uiharu = new Uiharu(endPoint);
},
handle: function(targets) {
if(!Array.isArray(targets))
targets = Array.from(targets);
const filtered = new Map;
for(const target of targets) {
if(!(target instanceof HTMLElement)
|| !('dataset' in target)
|| !('mszEmbedUrl' in target.dataset))
continue;
const cleanUrl = target.dataset.mszEmbedUrl.replace(/ /, '%20');
if(cleanUrl.indexOf('https://') !== 0
&& cleanUrl.indexOf('http://') !== 0) {
target.textContent = target.dataset.mszEmbedUrl;
continue;
}
$rc(target);
target.appendChild($e({
tag: 'i',
attrs: {
className: 'fas fa-2x fa-spinner fa-pulse',
style: {
width: '32px',
height: '32px',
lineHeight: '32px',
textAlign: 'center',
},
},
}));
if(filtered.has(cleanUrl))
filtered.get(cleanUrl).push(target);
else
filtered.set(cleanUrl, [target]);
}
const replaceWithUrl = function(targets, url) {
for(const target of targets) {
let body = $e({
tag: 'a',
attrs: {
className: 'link',
href: url,
target: '_blank',
rel: 'noopener noreferrer',
},
child: url
});
$ib(target, body);
$r(target);
}
};
filtered.forEach(function(targets, url) {
uiharu.lookupOne(url, function(metadata) {
if(metadata.error) {
replaceWithUrl(targets, url);
console.error(metadata.error);
return;
}
if(metadata.title === undefined) {
replaceWithUrl(targets, url);
console.warn('Media is no longer available.');
return;
}
let phc = undefined,
options = {
onembed: console.log,
};
if(metadata.type === 'youtube:video') {
phc = MszVideoEmbedPlaceholder;
options.type = 'youtube';
options.player = MszVideoEmbedYouTube;
} else if(metadata.type === 'niconico:video') {
phc = MszVideoEmbedPlaceholder;
options.type = 'nicovideo';
options.player = MszVideoEmbedNicoNico;
} else if(metadata.is_video) {
phc = MszVideoEmbedPlaceholder;
options.type = 'external';
options.player = MszVideoEmbedPlayer;
//options.frame = MszVideoEmbedFrame;
options.nativeControls = true;
options.autosize = false;
options.maxWidth = 640;
options.maxHeight = 360;
} else if(metadata.is_audio) {
phc = MszAudioEmbedPlaceholder;
options.type = 'external';
options.player = MszAudioEmbedPlayer;
options.nativeControls = true;
} else if(metadata.is_image) {
phc = MszImageEmbed;
options.type = 'external';
}
if(phc === undefined)
return;
for(const target of targets) {
const placeholder = new phc(metadata, options, target);
if(placeholder !== undefined)
placeholder.replaceElement(target);
}
});
});
},
};
})();