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import {empty} from '../../util/sugar.js';
export default {
extraDependencies: [
'getSizeOfImageFile',
'html',
'language',
'thumb',
'to',
],
data(artTags) {
const data = {};
if (artTags) {
data.contentWarnings =
artTags
.filter(tag => tag.isContentWarning)
.map(tag => tag.name);
} else {
data.contentWarnings = null;
}
return data;
},
slots: {
src: {type: 'string'},
path: {
validate: v => v.validateArrayItems(v.isString),
},
thumb: {type: 'string'},
link: {
validate: v => v.oneOf(v.isBoolean, v.isString),
default: false,
},
reveal: {type: 'boolean', default: true},
lazy: {type: 'boolean', default: false},
square: {type: 'boolean', default: false},
id: {type: 'string'},
class: {type: 'string'},
alt: {type: 'string'},
width: {type: 'number'},
height: {type: 'number'},
missingSourceContent: {type: 'html'},
},
generate(data, slots, {
getSizeOfImageFile,
html,
language,
thumb,
to,
}) {
let originalSrc;
if (slots.src) {
originalSrc = slots.src;
} else if (!empty(slots.path)) {
originalSrc = to(...slots.path);
} else {
originalSrc = '';
}
const thumbSrc =
originalSrc &&
(slots.thumb
? thumb[slots.thumb](originalSrc)
: originalSrc);
const willLink = typeof slots.link === 'string' || slots.link;
const customLink = typeof slots.link === 'string';
const willReveal =
slots.reveal &&
originalSrc &&
!empty(data.contentWarnings);
const willSquare = slots.square;
const idOnImg = willLink ? null : slots.id;
const idOnLink = willLink ? slots.id : null;
const classOnImg = willLink ? null : slots.class;
const classOnLink = willLink ? slots.class : null;
if (!originalSrc) {
return prepare(
html.tag('div', {class: 'image-text-area'},
slots.missingSourceContent));
}
let fileSize = null;
if (willLink) {
const mediaRoot = to('media.root');
if (originalSrc.startsWith(mediaRoot)) {
fileSize =
getSizeOfImageFile(
originalSrc
.slice(mediaRoot.length)
.replace(/^\//, ''));
}
}
let reveal = null;
if (willReveal) {
reveal = [
language.$('misc.contentWarnings', {
warnings: language.formatUnitList(data.contentWarnings),
}),
html.tag('br'),
html.tag('span', {class: 'reveal-interaction'},
language.$('misc.contentWarnings.reveal')),
];
}
const imgAttributes = {
id: idOnImg,
class: classOnImg,
alt: slots.alt,
width: slots.width,
height: slots.height,
'data-original-size': fileSize,
'data-no-image-preview': customLink,
};
const nonlazyHTML =
originalSrc &&
prepare(
html.tag('img', {
...imgAttributes,
src: thumbSrc,
}));
if (slots.lazy) {
return html.tags([
html.tag('noscript', nonlazyHTML),
prepare(
html.tag('img',
{
...imgAttributes,
class: 'lazy',
'data-original': thumbSrc,
}),
true),
]);
}
return nonlazyHTML;
function prepare(content, hide = false) {
let wrapped = content;
wrapped =
html.tag('div', {class: ['image-container', !originalSrc && 'placeholder-image']},
html.tag('div', {class: 'image-inner-area'},
wrapped));
if (willReveal) {
wrapped =
html.tag('div', {class: 'reveal'}, [
wrapped,
html.tag('span', {class: 'reveal-text-container'},
html.tag('span', {class: 'reveal-text'},
reveal)),
]);
}
if (willSquare) {
wrapped =
html.tag('div',
{
class: [
'square',
hide && !willLink && 'js-hide'
],
},
html.tag('div', {class: 'square-content'},
wrapped));
}
if (willLink) {
wrapped = html.tag('a',
{
id: idOnLink,
class: [
'box',
'image-link',
hide && 'js-hide',
classOnLink,
],
href:
(typeof slots.link === 'string'
? slots.link
: originalSrc),
},
wrapped);
}
return wrapped;
}
},
};
|
