Added ripper for bato.to

src/main/java/com/rarchives/ripme/ripper/rippers/BatoRipper.java

@@ -0,0 +1,109 @@
+package com.rarchives.ripme.ripper.rippers;
+
+import java.io.IOException;
+import java.net.MalformedURLException;
+import java.net.URL;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
+
+import org.json.JSONObject;
+import org.jsoup.nodes.Document;
+import org.jsoup.nodes.Element;
+
+import com.rarchives.ripme.ripper.AbstractHTMLRipper;
+import com.rarchives.ripme.utils.Http;
+
+public class BatoRipper extends AbstractHTMLRipper {
+
+    public BatoRipper(URL url) throws IOException {
+        super(url);
+    }
+
+    @Override
+    public String getHost() {
+        return "bato";
+    }
+
+    @Override
+    public String getDomain() {
+        return "bato.to";
+    }
+
+    @Override
+    public String getGID(URL url) throws MalformedURLException {
+        Pattern p = Pattern.compile("https?://bato.to/chapter/([\\d]+)/?");
+        Matcher m = p.matcher(url.toExternalForm());
+        if (m.matches()) {
+            return m.group(1);
+        }
+        throw new MalformedURLException("Expected bato.to URL format: " +
+                "bato.to/chapter/ID - got " + url + " instead");
+    }
+
+    @Override
+    public boolean canRip(URL url) {
+        Pattern p = Pattern.compile("https?://bato.to/series/([\\d]+)/?");
+        Matcher m = p.matcher(url.toExternalForm());
+        if (m.matches()) {
+            return true;
+        }
+
+        p = Pattern.compile("https?://bato.to/chapter/([\\d]+)/?");
+        m = p.matcher(url.toExternalForm());
+        if (m.matches()) {
+            return true;
+        }
+        return false;
+    }
+
+    @Override
+    public Document getFirstPage() throws IOException {
+        // "url" is an instance field of the superclass
+        return Http.url(url).get();
+    }
+
+    @Override
+    public Document getNextPage(Document doc) throws IOException {
+        // Find next page
+        String nextUrl = "";
+        // We use comic-nav-next to the find the next page
+        Element elem = doc.select("div.nav-next > a").first();
+        // If there are no more chapters to download the last chapter will link to bato.to/series/ID
+        if (elem == null || elem.attr("href").contains("/series/")) {
+            throw new IOException("No more pages");
+        }
+        String nextPage = elem.attr("href");
+        return Http.url("https://bato.to" + nextPage).get();
+    }
+
+    @Override
+    public List<String> getURLsFromPage(Document doc) {
+        List<String> result = new ArrayList<>();
+        for (Element script : doc.select("script")) {
+            if (script.data().contains("var images = ")) {
+                String s = script.data();
+                s = s.replaceAll("var seriesId = \\d+;", "");
+                s = s.replaceAll("var chapterId = \\d+;", "");
+                s = s.replaceAll("var pages = \\d+;", "");
+                s = s.replaceAll("var page = \\d+;", "");
+                s = s.replaceAll("var prevCha = null;", "");
+                s = s.replaceAll("var nextCha = \\.*;", "");
+                String json = s.replaceAll("var images = ", "").replaceAll(";", "");
+                logger.info(s);
+                JSONObject images = new JSONObject(json);
+                for (int i = 1; i < images.length() +1; i++) {
+                    result.add(images.getString(Integer.toString(i)));
+                }
+
+            }
+        }
+        return result;
+    }
+
+    @Override
+    public void downloadURL(URL url, int index) {
+        addURLToDownload(url, getPrefix(index));
+    }
+}