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extractTabData report [] if any field element not found

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jebbs
2018-09-27 20:57:42 +08:00
parent 24f2c26cbc
commit 43bb837abd
1 changed files with 18 additions and 7 deletions
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25
scripts/content.js
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@ -36,12 +36,23 @@ chrome.runtime.onMessage.addListener(
);
function extractTabData(itemsSelector, fieldSelectors) {
return $(itemsSelector).toArray().map(
item => fieldSelectors.map(
selector => {
let [cls, attr] = selector.split('@').slice(0, 2);
return $(item).find(cls).toArray().map(find => attr ? find[attr] : find.textContent.trim()).join('\n')
}
)
let fieldNotFound = false;
let results = $(itemsSelector).toArray().map(
item => {
return fieldSelectors.map(
selector => {
let [cls, attr] = selector.split('@').slice(0, 2);
// TODO: close tab to cancel task tip
if (fieldNotFound) return;
let fieldVals = $(item).find(cls).toArray();
if (!fieldVals.length) {
fieldNotFound = true;
return;
}
return fieldVals.map(find => attr ? find[attr] : find.textContent.trim()).join('\n')
}
)
}
);
return fieldNotFound ? [] : results
}