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feat: Customizing selector can sometimes cause web crawlers to fail #154

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feat: Customizing selector can sometimes cause web crawlers to fail #154

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4f799c5
feat: Customizing CSS selectors can sometimes cause web crawlers to fail
kukuze Feb 29, 2024
b7ce8d1
feat: Customizing selector can sometimes cause web crawlers to fail
kukuze Feb 29, 2024
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32 changes: 19 additions & 13 deletions src/core.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -65,22 +65,28 @@ export async function crawl(config: Config) {
);

// Use custom handling for XPath selector
if (config.selector) {
if (config.selector.startsWith("/")) {
await waitForXPath(
page,
config.selector,
config.waitForSelectorTimeout ?? 1000,
let effectiveSelector = config.selector;
if (effectiveSelector) {
try {
if (effectiveSelector.startsWith("/")) {
await waitForXPath(
page,
effectiveSelector,
config.waitForSelectorTimeout ?? 1000,
);
} else {
await page.waitForSelector(effectiveSelector, {
timeout: config.waitForSelectorTimeout ?? 1000,
});
}
} catch (error) {
console.log(
`Selector "${config.selector}" not found. Defaulting to <body>.`,
);
} else {
await page.waitForSelector(config.selector, {
timeout: config.waitForSelectorTimeout ?? 1000,
});
effectiveSelector = undefined;
}
}

const html = await getPageHtml(page, config.selector);

const html = await getPageHtml(page, effectiveSelector);
// Save results as JSON to ./storage/datasets/default
await pushData({ title, url: request.loadedUrl, html });

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