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fix: image disappear issue (#20039)

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* check if base64 value is from image tag

* add test

* check image regex

* add comment

* update comment
This commit is contained in:
Maddy
2022-07-20 13:58:49 -07:00
committed by GitHub
parent 239e7af4e6
commit 7dd36ae7b4
2 changed files with 25 additions and 1 deletions
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7
src/sql/workbench/services/notebook/browser/models/cell.ts
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@@ -350,7 +350,12 @@ export class CellModel extends Disposable implements ICellModel {
private attachImageFromSource(newSource: string | string[]): string | string[] {
if (!Array.isArray(newSource) && this.isValidBase64OctetStream(newSource)) {
let results;
while ((results = validBase64OctetStreamRegex.exec(newSource)) !== null) {
// only replace the base64 value if it's from markdown [](base64value) not html tags <img src="base64value">
let validImageTag = /<img\s+[^>]*src="([^"]*)"[^>]*>/;
let imageResults;
// Note: Currently this will not process any markdown image attachments that are below an HTML img element.
// This is acceptable for now given the low risk of this happening and an easy workaround being to just changing the img element to a markdown embedded image instead
while ((results = validBase64OctetStreamRegex.exec(newSource)) !== null && ((imageResults = validImageTag.exec(newSource)) !== null && this.isValidBase64OctetStream(imageResults[1]) && results[0] !== imageResults[1])) {
let imageName = this.addAttachment(results[1], results[0], 'image.png');
newSource = newSource.replace(validBase64OctetStreamRegex, `attachment:${imageName}`);
}