ImgScroll/src/main/java/com/rarchives/ripme/ripper/rippers/E621Ripper.java

142 lines
4.0 KiB
Java

package com.rarchives.ripme.ripper.rippers;
import com.rarchives.ripme.ripper.AbstractHTMLRipper;
import com.rarchives.ripme.ripper.DownloadThreadPool;
import com.rarchives.ripme.utils.Http;
import com.rarchives.ripme.utils.Utils;
import java.io.IOException;
import java.net.MalformedURLException;
import java.net.URI;
import java.net.URISyntaxException;
import java.net.URL;
import java.util.ArrayList;
import java.util.List;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import org.apache.log4j.Logger;
import org.jsoup.nodes.Document;
import org.jsoup.nodes.Element;
import org.jsoup.select.Elements;
public class E621Ripper extends AbstractHTMLRipper{
private static final Logger logger = Logger.getLogger(E621Ripper.class);
private static Pattern gidPattern=null;
private static Pattern gidPattern2=null;
private static Pattern gidPatternPool=null;
private DownloadThreadPool e621ThreadPool=new DownloadThreadPool("e621");
public E621Ripper(URL url) throws IOException {
super(url);
}
@Override
public DownloadThreadPool getThreadPool() {
return e621ThreadPool;
}
@Override
public String getDomain() {
return "e621.net";
}
@Override
public String getHost() {
return "e621";
}
@Override
public Document getFirstPage() throws IOException {
if(url.getPath().startsWith("/pool/show/"))
return Http.url("https://e621.net/pool/show/"+getTerm(url)).get();
else
return Http.url("https://e621.net/post/index/1/"+getTerm(url)).get();
}
private String getFullSizedImage(String url) {
try {
return Http.url("https://e621.net" + url).get().select("div > img#image").attr("src");
} catch (IOException e) {
logger.error("Unable to get full sized image from " + url);
return null;
}
}
@Override
public List<String> getURLsFromPage(Document page) {
Elements elements = page.select("div > span.thumb > a");
List<String> res = new ArrayList<>();
for(Element e:elements) {
if (!e.attr("href").isEmpty()) {
String fullSizedImage = getFullSizedImage(e.attr("href"));
if (fullSizedImage != null && !fullSizedImage.equals("")) {
res.add(getFullSizedImage(e.attr("href")));
}
}
}
return res;
}
@Override
public Document getNextPage(Document page) throws IOException {
if (page.select("a.next_page") != null) {
return Http.url("https://e621.net" + page.select("a.next_page").attr("href")).get();
} else {
throw new IOException("No more pages");
}
}
@Override
public void downloadURL(final URL url, int index) {
addURLToDownload(url, getPrefix(index));
}
private String getTerm(URL url) throws MalformedURLException{
if(gidPattern==null)
gidPattern=Pattern.compile("^https?://(www\\.)?e621\\.net/post/index/[^/]+/([a-zA-Z0-9$_.+!*'():,%\\-]+)(/.*)?(#.*)?$");
if(gidPatternPool==null)
gidPatternPool=Pattern.compile("^https?://(www\\.)?e621\\.net/pool/show/([a-zA-Z0-9$_.+!*'(),%:\\-]+)(\\?.*)?(/.*)?(#.*)?$");
Matcher m = gidPattern.matcher(url.toExternalForm());
if(m.matches()) {
LOGGER.info(m.group(2));
return m.group(2);
}
m = gidPatternPool.matcher(url.toExternalForm());
if(m.matches()) {
return m.group(2);
}
throw new MalformedURLException("Expected e621.net URL format: e621.net/post/index/1/searchterm - got "+url+" instead");
}
@Override
public String getGID(URL url) throws MalformedURLException {
String prefix="";
if (url.getPath().startsWith("/pool/show/")) {
prefix = "pool_";
}
return Utils.filesystemSafe(prefix+getTerm(url));
}
@Override
public URL sanitizeURL(URL url) throws MalformedURLException {
if(gidPattern2==null)
gidPattern2=Pattern.compile("^https?://(www\\.)?e621\\.net/post/search\\?tags=([a-zA-Z0-9$_.+!*'():,%-]+)(/.*)?(#.*)?$");
Matcher m = gidPattern2.matcher(url.toExternalForm());
if(m.matches())
return new URL("https://e621.net/post/index/1/"+m.group(2).replace("+","%20"));
return url;
}
}