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move loadOlm to init.ts

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Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>
This commit is contained in:
Michael Telatynski 2020-03-25 13:53:28 +00:00
parent b09b47543b
commit df2b966acd
3 changed files with 82 additions and 41 deletions
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42
src/vector/app.js
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@ -18,8 +18,6 @@ See the License for the specific language governing permissions and
limitations under the License.
*/
import olmWasmPath from 'olm/olm.wasm';
import React from 'react';
// add React and ReactPerf to the global namespace, to make them easier to
// access via the console
@ -44,10 +42,9 @@ import SettingsStore from "matrix-react-sdk/src/settings/SettingsStore";
import SdkConfig from "matrix-react-sdk/src/SdkConfig";
import {setTheme} from "matrix-react-sdk/src/theme";
import Olm from 'olm';
import CallHandler from 'matrix-react-sdk/src/CallHandler';
import {loadConfig, preparePlatform} from "./initial-load";
import {loadOlm} from "./init";
let lastLocationHashSet = null;
@ -308,43 +305,6 @@ export async function loadApp() {
}
}
function loadOlm() {
/* Load Olm. We try the WebAssembly version first, and then the legacy,
* asm.js version if that fails. For this reason we need to wait for this
* to finish before continuing to load the rest of the app. In future
* we could somehow pass a promise down to react-sdk and have it wait on
* that so olm can be loading in parallel with the rest of the app.
*
* We also need to tell the Olm js to look for its wasm file at the same
* level as index.html. It really should be in the same place as the js,
* ie. in the bundle directory, but as far as I can tell this is
* completely impossible with webpack. We do, however, use a hashed
* filename to avoid caching issues.
*/
return Olm.init({
locateFile: () => olmWasmPath,
}).then(() => {
console.log("Using WebAssembly Olm");
}).catch((e) => {
console.log("Failed to load Olm: trying legacy version", e);
return new Promise((resolve, reject) => {
const s = document.createElement('script');
s.src = 'olm_legacy.js'; // XXX: This should be cache-busted too
s.onload = resolve;
s.onerror = reject;
document.body.appendChild(s);
}).then(() => {
// Init window.Olm, ie. the one just loaded by the script tag,
// not 'Olm' which is still the failed wasm version.
return window.Olm.init();
}).then(() => {
console.log("Using legacy Olm");
}).catch((e) => {
console.log("Both WebAssembly and asm.js Olm failed!", e);
});
});
}
async function loadLanguage() {
const prefLang = SettingsStore.getValue("language", null, /*excludeDefault=*/true);
let langs = [];