development/vscode
development/vscode
1
0
Fork 0
mirror of https://github.com/Microsoft/vscode synced 2024-09-18 01:58:27 +00:00
Code Issues Packages Projects Releases Wiki Activity

Extract toContentHtml

Browse source
This commit is contained in:
Matt Bierner 2019-06-28 15:46:02 -07:00
parent 83f1f231d0
commit c9c29f3ed3
1 changed files with 37 additions and 29 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

66
src/vs/workbench/contrib/webview/browser/pre/main.js
View file

@ -251,6 +251,40 @@
});
};
/**
* @return {string}
*/
function toContentHtml(data) {
const options = data.options;
const text = data.contents;
const newDocument = new DOMParser().parseFromString(text, 'text/html');
newDocument.querySelectorAll('a').forEach(a => {
if (!a.title) {
a.title = a.getAttribute('href');
}
});
// apply default script
if (options.allowScripts) {
const defaultScript = newDocument.createElement('script');
defaultScript.textContent = getVsCodeApiScript(data.state);
newDocument.head.prepend(defaultScript);
}
// apply default styles
const defaultStyles = newDocument.createElement('style');
defaultStyles.id = '_defaultStyles';
defaultStyles.innerHTML = defaultCssRules;
newDocument.head.prepend(defaultStyles);
applyStyles(newDocument, newDocument.body);
// set DOCTYPE for newDocument explicitly as DOMParser.parseFromString strips it off
// and DOCTYPE is needed in the iframe to ensure that the user agent stylesheet is correctly overridden
return '<!DOCTYPE html>\n' + newDocument.documentElement.outerHTML;
}
document.addEventListener('DOMContentLoaded', () => {
const idMatch = document.location.search.match(/\bid=([\w-]+)/);
const ID = idMatch ? idMatch[1] : undefined;
@ -280,7 +314,6 @@
}
});
// update iframe-contents
let updateId = 0;
host.onMessage('content', async (_event, data) => {
@ -291,30 +324,7 @@
}
const options = data.options;
const text = data.contents;
const newDocument = new DOMParser().parseFromString(text, 'text/html');
newDocument.querySelectorAll('a').forEach(a => {
if (!a.title) {
a.title = a.getAttribute('href');
}
});
// apply default script
if (options.allowScripts) {
const defaultScript = newDocument.createElement('script');
defaultScript.textContent = getVsCodeApiScript(data.state);
newDocument.head.prepend(defaultScript);
}
// apply default styles
const defaultStyles = newDocument.createElement('style');
defaultStyles.id = '_defaultStyles';
defaultStyles.innerHTML = defaultCssRules;
newDocument.head.prepend(defaultStyles);
applyStyles(newDocument, newDocument.body);
const newDocument = toContentHtml(data);
const frame = getActiveFrame();
const wasFirstLoad = firstLoad;
@ -372,7 +382,7 @@
newFrame.contentWindow.addEventListener('DOMContentLoaded', e => {
if (FAKE_LOAD) {
newFrame.contentDocument.open();
newFrame.contentDocument.write('<!DOCTYPE html>\n' + newDocument.documentElement.outerHTML);
newFrame.contentDocument.write(newDocument);
newFrame.contentDocument.close();
hookupOnLoadHandlers(newFrame);
}
@ -477,9 +487,7 @@
}
if (!FAKE_LOAD) {
// set DOCTYPE for newDocument explicitly as DOMParser.parseFromString strips it off
// and DOCTYPE is needed in the iframe to ensure that the user agent stylesheet is correctly overridden
newFrame.contentDocument.write('<!DOCTYPE html>\n' + newDocument.documentElement.outerHTML);
newFrame.contentDocument.write(newDocument);
newFrame.contentDocument.close();
}