class PahealRipper extends AbstractHTMLRipper {
    private static final Logger logger = Logger.getLogger(PahealRipper.class);

    private static Map<String, String> cookies = null;
    private static Pattern gidPattern = null;

    private static Map<String, String> getCookies() {
        if (cookies == null) {
            cookies = new HashMap<>(1);
            cookies.put("ui-tnc-agreed", "true");
        }
        return cookies;
    }

    public PahealRipper(URL url) throws IOException {
        super(url);
    }

    @Override
    public String getDomain() {
        return "rule34.paheal.net";
    }

    @Override
    public String getHost() {
        return "paheal";
    }

    @Override
    public Document getFirstPage() throws IOException {
        return Http.url("http://rule34.paheal.net/post/list/" + getTerm(url) + "/1").cookies(getCookies()).get();
    }

    @Override
    public Document getNextPage(Document page) throws IOException {
        for (Element e : page.select("#paginator a")) {
            if (e.text().toLowerCase().equals("next")) {
                return Http.url(e.absUrl("href")).cookies(getCookies()).get();
            }
        }

        return null;
    }

    @Override
    public List<String> getURLsFromPage(Document page) {
        Elements elements = page.select(".shm-thumb.thumb>a").not(".shm-thumb-link");
        List<String> res = new ArrayList<>(elements.size());

        for (Element e : elements) {
            res.add(e.absUrl("href"));
        }

        return res;
    }

    @Override
    public void downloadURL(URL url, int index) {
        try {
            String name = url.getPath();
            String ext = ".png";

            name = name.substring(name.lastIndexOf('/') + 1);
            if (name.indexOf('.') >= 0) {
                ext = name.substring(name.lastIndexOf('.'));
                name = name.substring(0, name.length() - ext.length());
            }

            File outFile = new File(workingDir.getCanonicalPath()
                + File.separator
                + Utils.filesystemSafe(new URI(name).getPath())
                + ext);
            addURLToDownload(url, outFile);
        } catch (IOException | URISyntaxException ex) {
            logger.error("Error while downloading URL " + url, ex);
        }
    }

    private String getTerm(URL url) throws MalformedURLException {<FILL_FUNCTION_BODY>}

    @Override
    public String getGID(URL url) throws MalformedURLException {
        try {
            return Utils.filesystemSafe(new URI(getTerm(url)).getPath());
        } catch (URISyntaxException ex) {
            logger.error(ex);
        }

        throw new MalformedURLException("Expected paheal.net URL format: rule34.paheal.net/post/list/searchterm - got " + url + " instead");
    }
}

        if (gidPattern == null) {
            gidPattern = Pattern.compile("^https?://(www\\.)?rule34\\.paheal\\.net/post/list/([a-zA-Z0-9$_.+!*'(),%-]+)(/.*)?(#.*)?$");
        }

        Matcher m = gidPattern.matcher(url.toExternalForm());
        if (m.matches()) {
            return m.group(2);
        }

        throw new MalformedURLException("Expected paheal.net URL format: rule34.paheal.net/post/list/searchterm - got " + url + " instead");
    
<methods>public boolean addURLToDownload(java.net.URL, java.io.File, java.lang.String, Map<java.lang.String,java.lang.String>, java.lang.Boolean) ,public boolean addURLToDownload(java.net.URL, java.io.File) ,public boolean canRip(java.net.URL) ,public void downloadCompleted(java.net.URL, java.io.File) ,public void downloadErrored(java.net.URL, java.lang.String) ,public void downloadExists(java.net.URL, java.io.File) ,public int getCompletionPercentage() ,public int getCount() ,public abstract java.lang.String getHost() ,public Document getNextPage(Document) throws java.io.IOException,public java.lang.String getStatusText() ,public void rip() throws java.io.IOException,public java.net.URL sanitizeURL(java.net.URL) throws java.net.MalformedURLException,public boolean saveText(java.net.URL, java.lang.String, java.lang.String, int) ,public void setWorkingDir(java.net.URL) throws java.io.IOException<variables>private Map<java.net.URL,java.io.File> itemsCompleted,private Map<java.net.URL,java.lang.String> itemsErrored,private Map<java.net.URL,java.io.File> itemsPending