diff options
| -rw-r--r-- | content/externalLicenseChecker.js | 14 |
1 files changed, 10 insertions, 4 deletions
diff --git a/content/externalLicenseChecker.js b/content/externalLicenseChecker.js index cfcc897..f59eed8 100644 --- a/content/externalLicenseChecker.js +++ b/content/externalLicenseChecker.js @@ -31,14 +31,20 @@ const fetchWebLabels = async args => { const { map, cache } = args; const link = document.querySelector(`link[rel="jslicense"], link[data-jslicense="1"], a[rel="jslicense"], a[data-jslicense="1"]`); - const baseURL = link ? link.href : cache.webLabels && new URL(cache.webLabels.href, document.baseURI); - if (baseURL) try { - const response = await fetch(baseURL); + const webLabelsUrl = link ? link.href : cache.webLabels && new URL(cache.webLabels.href, document.baseURI); + if (webLabelsUrl) try { + const response = await fetch(webLabelsUrl); if (!response.ok) throw `${response.status} ${response.statusText}`; const doc = new DOMParser().parseFromString( await response.text(), 'text/html' ); + // Sets the base url to be the url of the weblabel page if it + // does not exist. Otherwise relative links on the weblabels + // page will use the base of the current page. + if (!doc.querySelector("base")) { + doc.head.appendChild(doc.createElement("base")).href = webLabelsUrl; + } const link = a => ({ url: a.href, label: a.textContent }); const firstLink = parent => link(parent.querySelector("a")); const allLinks = parent => Array.prototype.map.call(parent.querySelectorAll("a"), link); @@ -50,7 +56,7 @@ const sources = cols[2] ? allLinks(cols[2]) : []; map.set(script.url, { script, licenseLinks, sources }); } catch (e) { - console.error("LibreJS: error parsing Web Labels at %s, row %s", baseURL, row.innerHTML, e); + console.error("LibreJS: error parsing Web Labels at %s, row %s", webLabelsUrl, row.innerHTML, e); } } } catch (e) { |