Chapril/xmpp.chapril.org-conversejs
Chapril/xmpp.chapril.org-conversejs
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Add a renderImage directive which handles errors

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This commit is contained in:
JC Brand 2020-07-09 08:57:25 +02:00
parent 8943609d10
commit a014eca9e7
6 changed files with 55 additions and 47 deletions
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12
spec/http-file-upload.js
View File

@ -318,9 +318,9 @@ describe("XEP-0363: HTTP File Upload", function () {
`</message>`);
await u.waitUntil(() => view.el.querySelector('.chat-image'), 1000);
// Check that the image renders
expect(view.el.querySelector('.chat-msg .chat-msg__media').innerHTML.trim()).toEqual(
`<!----><a class="chat-image__link" target="_blank" rel="noopener" href="${base_url}/logo/conversejs-filled.svg">`+
`<img class="chat-image img-thumbnail" src="${base_url}/logo/conversejs-filled.svg"></a><!---->`);
expect(view.el.querySelector('.chat-msg .chat-msg__media').innerHTML.replace(/<!---->/g, '').trim()).toEqual(
`<a class="chat-image__link" target="_blank" rel="noopener" href="${base_url}/logo/conversejs-filled.svg">`+
`<img class="chat-image img-thumbnail" src="${base_url}/logo/conversejs-filled.svg"></a>`);
XMLHttpRequest.prototype.send = send_backup;
done();
}));
@ -422,9 +422,9 @@ describe("XEP-0363: HTTP File Upload", function () {
`</message>`);
await u.waitUntil(() => view.el.querySelector('.chat-image'), 1000);
// Check that the image renders
expect(view.el.querySelector('.chat-msg .chat-msg__media').innerHTML.trim()).toEqual(
`<!----><a class="chat-image__link" target="_blank" rel="noopener" href="${base_url}/logo/conversejs-filled.svg">`+
`<img class="chat-image img-thumbnail" src="${base_url}/logo/conversejs-filled.svg"></a><!---->`);
expect(view.el.querySelector('.chat-msg .chat-msg__media').innerHTML.replace(/<!---->/g, '').trim()).toEqual(
`<a class="chat-image__link" target="_blank" rel="noopener" href="${base_url}/logo/conversejs-filled.svg">`+
`<img class="chat-image img-thumbnail" src="${base_url}/logo/conversejs-filled.svg"></a>`);
XMLHttpRequest.prototype.send = send_backup;
done();

29
spec/messages.js
View File

@ -952,7 +952,7 @@ describe("A Chat Message", function () {
let msg = sizzle('.chat-content .chat-msg:last .chat-msg__text').pop();
expect(msg.innerHTML.replace(/<!---->/g, '').trim()).toEqual(
`<a class="chat-image__link" target="_blank" rel="noopener" href="${base_url}/logo/conversejs-filled.svg">`+
`<img class="chat-image img-thumbnail" src="${base_url}/logo/conversejs-filled.svg">`+
`<img class="chat-image img-thumbnail" src="https://conversejs.org/logo/conversejs-filled.svg">`+
`</a>`);
message += "?param1=val1&param2=val2";
@ -982,6 +982,27 @@ describe("A Chat Message", function () {
done();
}));
it("will fall back to rendering images as URLs",
mock.initConverse(
['rosterGroupsFetched', 'chatBoxesFetched'], {},
async function (done, _converse) {
await mock.waitForRoster(_converse, 'current');
const base_url = 'https://conversejs.org';
const message = base_url+"/logo/non-existing.svg";
const contact_jid = mock.cur_names[0].replace(/ /g,'.').toLowerCase() + '@montague.lit';
await mock.openChatBoxFor(_converse, contact_jid);
const view = _converse.api.chatviews.get(contact_jid);
spyOn(view.model, 'sendMessage').and.callThrough();
mock.sendMessage(view, message);
await u.waitUntil(() => view.el.querySelectorAll('.chat-content .chat-image').length, 1000)
expect(view.model.sendMessage).toHaveBeenCalled();
const msg = sizzle('.chat-content .chat-msg:last .chat-msg__text').pop();
await u.waitUntil(() => msg.innerHTML.replace(/<!---->/g, '').trim() ==
`<a target="_blank" rel="noopener" href="https://conversejs.org/logo/non-existing.svg">https://conversejs.org/logo/non-existing.svg</a>`);
done();
}));
it("will render the message time as configured",
mock.initConverse(
['rosterGroupsFetched', 'chatBoxesFetched'], {},
@ -1971,9 +1992,9 @@ describe("A Chat Message", function () {
expect(u.hasClass('chat-msg__text', msg)).toBe(true);
expect(msg.textContent).toEqual('Have you seen this funny image?');
const media = view.el.querySelector('.chat-msg .chat-msg__media');
expect(media.innerHTML.replace(/(\r\n|\n|\r)/gm, "")).toEqual(
`<!----><a class="chat-image__link" target="_blank" rel="noopener" href="${base_url}/logo/conversejs-filled.svg">`+
`<img class="chat-image img-thumbnail" src="${base_url}/logo/conversejs-filled.svg"></a><!---->`);
expect(media.innerHTML.replace(/<!---->/g, '').replace(/(\r\n|\n|\r)/gm, "")).toEqual(
`<a class="chat-image__link" target="_blank" rel="noopener" href="${base_url}/logo/conversejs-filled.svg">`+
`<img class="chat-image img-thumbnail" src="${base_url}/logo/conversejs-filled.svg"></a>`);
done();
}));
});

3
src/templates/directives/body.js
View File

@ -206,9 +206,8 @@ class MessageBodyRenderer {
export const renderBodyText = directive(component => part => {
const model = component.model;
const renderer = new MessageBodyRenderer(component);
part.setValue(renderer.render());
part.commit();
const model = component.model;
model.collection?.trigger('rendered', model);
});

16
src/templates/directives/image.js Normal file
View File

@ -0,0 +1,16 @@
import { directive, html } from "lit-html";
export const renderImage = directive(url => part => {
function onError () {
part.setValue(converse.env.utils.convertUrlToHyperlink(url));
part.commit();
}
part.setValue(
html`<a href="${url}"
class="chat-image__link"
target="_blank"
rel="noopener"
><img class="chat-image img-thumbnail" src="${url}" @error=${onError}/></a>`
);
});

3
src/templates/image.js
View File

@ -1,3 +1,4 @@
import { html } from "lit-html";
import { renderImage } from "./directives/image.js";
export default (o) => html`<a href="${o.url}" class="chat-image__link" target="_blank" rel="noopener"><img class="chat-image img-thumbnail" src="${o.url}"/></a>`;
export default (o) => html`${renderImage(o.url)}`;

39
src/utils/html.js
View File

@ -99,11 +99,7 @@ function renderImageURL (_converse, uri) {
if (!_converse.api.settings.get('show_images_inline')) {
return u.convertURIoHyperlink(uri);
}
const { __ } = _converse;
return tpl_image({
'url': uri.toString(),
'label_download': __('Download image "%1$s"', getFileName(uri))
})
return tpl_image({'url': uri.toString()});
}
function renderFileURL (_converse, uri) {
@ -162,24 +158,6 @@ u.applyDragResistance = function (value, default_value) {
};
function loadImage (url) {
return new Promise((resolve, reject) => {
const err_msg = `Could not determine whether it's an image: ${url}`;
const img = new Image();
const timer = window.setTimeout(() => reject(new Error(err_msg)), 20000);
img.onerror = img.onabort = function () {
clearTimeout(timer);
reject(new Error(err_msg));
};
img.onload = function () {
clearTimeout(timer);
resolve(img);
};
img.src = url;
});
}
u.calculateElementHeight = function (el) {
/* Return the height of the passed in DOM element,
* based on the heights of its children.
@ -311,24 +289,17 @@ u.escapeHTML = function (string) {
.replace(/"/g, "&quot;");
};
u.convertToImageTag = async function (url) {
u.convertToImageTag = function (url) {
const uri = getURI(url);
const img_url_without_ext = ['imgur.com', 'pbs.twimg.com'].includes(uri.hostname());
let src;
if (u.isImageURL(url) || img_url_without_ext) {
if (img_url_without_ext) {
const format = (uri.hostname() === 'pbs.twimg.com') ? uri.search(true).format : 'png';
src = uri.removeSearch(/.*/).toString() + `.${format}`;
return tpl_image({'url': uri.removeSearch(/.*/).toString() + `.${format}`});
} else {
src = url;
return tpl_image({url});
}
try {
await loadImage(src);
} catch (e) {
log.error(e);
return u.convertUrlToHyperlink(url);
}
return tpl_image({url, src});
}
}