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function searchForTalerLinks(): string | undefined {
let found;
found = document.querySelector("a[href^='taler://'")
if (found) return found.toString()
found = document.querySelector("a[href^='taler+http://'")
if (found) return found.toString()
return undefined
}
async function getCurrentTab() {
let queryOptions = { active: true, currentWindow: true };
let [tab] = await chrome.tabs.query(queryOptions);
return tab;
}
export async function findTalerUriInActiveTab(): Promise<string | undefined> {
if (chrome.runtime.getManifest().manifest_version === 3) {
// manifest v3
const tab = await getCurrentTab();
const res = await chrome.scripting.executeScript({
target: {
tabId: tab.id!,
allFrames: true,
} as any,
func: searchForTalerLinks,
args: []
})
return res[0].result
}
return new Promise((resolve, reject) => {
//manifest v2
chrome.tabs.executeScript(
{
code: `
(() => {
let x = document.querySelector("a[href^='taler://'") || document.querySelector("a[href^='taler+http://'");
return x ? x.href.toString() : null;
})();
`,
allFrames: false,
},
(result) => {
if (chrome.runtime.lastError) {
console.error(chrome.runtime.lastError);
resolve(undefined);
return;
}
resolve(result[0]);
},
);
});
}
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