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JenkinsIndexTemplateProvider.java
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JenkinsIndexTemplateProvider.java
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package io.jenkins.update_center;
import org.jsoup.Jsoup;
import org.jsoup.nodes.Document;
import org.jsoup.nodes.Element;
import java.io.IOException;
import java.util.logging.Level;
import java.util.logging.Logger;
public class JenkinsIndexTemplateProvider extends IndexTemplateProvider {
private final String url;
public JenkinsIndexTemplateProvider(String url) {
super();
this.url = url;
}
@Override
protected String initTemplate() {
String globalTemplate = "";
try {
Document doc = Jsoup.connect(url).get();
doc.getElementsByAttribute("href").forEach(element -> setAbsoluteUrl(element, "href"));
doc.getElementsByAttribute("src").forEach(element -> setAbsoluteUrl(element, "src"));
globalTemplate = doc.toString();
} catch (IOException ioe) {
LOGGER.log(Level.SEVERE, "Problem loading template", ioe);
}
return globalTemplate;
}
private void setAbsoluteUrl(Element element, String attributeName) {
final String attribute = element.attr(attributeName);
if (attribute.startsWith("/")) {
element.attr(attributeName, "https://www.jenkins.io" + attribute);
}
}
private static final Logger LOGGER = Logger.getLogger(JenkinsIndexTemplateProvider.class.getName());
}