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softer URL preview validation: remove unsupported URLs instead of rejecting the whole preview

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This commit is contained in:
Hazelnoot 2025-05-05 09:56:28 -04:00
parent d6c2140821
commit c05aa7a281
1 changed files with 8 additions and 4 deletions
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12
packages/backend/src/server/web/UrlPreviewService.ts
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@ -231,28 +231,32 @@ export class UrlPreviewService {
if (summary.player.url) {
const playerScheme = this.utilityService.getUrlScheme(summary.player.url);
if (playerScheme !== 'http:' && playerScheme !== 'https:') {
throw new Error(`unsupported scheme in player URL: "${playerScheme}"`);
this.logger.warn(`Redacting preview for ${summary.url}: player URL has unsupported scheme "${playerScheme}"`);
summary.player.url = null;
}
}
if (summary.icon) {
const iconScheme = this.utilityService.getUrlScheme(summary.icon);
if (iconScheme !== 'http:' && iconScheme !== 'https:') {
throw new Error(`unsupported scheme in icon URL: "${iconScheme}"`);
this.logger.warn(`Redacting preview for ${summary.url}: icon URL has unsupported scheme "${iconScheme}"`);
summary.icon = null;
}
}
if (summary.thumbnail) {
const thumbnailScheme = this.utilityService.getUrlScheme(summary.thumbnail);
if (thumbnailScheme !== 'http:' && thumbnailScheme !== 'https:') {
throw new Error(`unsupported scheme in thumbnail URL: "${thumbnailScheme}"`);
this.logger.warn(`Redacting preview for ${summary.url}: thumbnail URL has unsupported scheme "${thumbnailScheme}"`);
summary.thumbnail = null;
}
}
if (summary.activityPub) {
const activityPubScheme = this.utilityService.getUrlScheme(summary.activityPub);
if (activityPubScheme !== 'http:' && activityPubScheme !== 'https:') {
throw new Error(`unsupported scheme in ActivityPub URL: "${activityPubScheme}"`);
this.logger.warn(`Redacting preview for ${summary.url}: ActivityPub URL has unsupported scheme "${activityPubScheme}"`);
summary.activityPub = null;
}
}
}