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package eu.dnetlib.download.plugin;
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claudio.at
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import java.io.File;
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import java.nio.file.Path;
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import java.nio.file.Paths;
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import java.util.List;
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import com.google.common.collect.Iterables;
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import com.google.gson.Gson;
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import eu.dnetlib.data.download.rmi.AbstractDownloadPlugin;
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import eu.dnetlib.data.download.rmi.DownloadItem;
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import eu.dnetlib.data.download.rmi.DownloadPlugin;
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import eu.dnetlib.data.download.rmi.DownloadPluginException;
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import org.apache.commons.lang3.StringUtils;
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import org.apache.commons.logging.Log;
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import org.apache.commons.logging.LogFactory;
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public class ArxivImportFromFile extends AbstractDownloadPlugin implements DownloadPlugin {
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private static final Log log = LogFactory.getLog(ArxivImportFromFile.class); // NOPMD by marko on 11/24/08 5:02 PM
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/**
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* The base path.
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*/
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private String basePath;
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@Override
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public DownloadItem retrieveUrl(final DownloadItem item) {
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if (checkOpenAccess(item) == null) return null;
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final String baseURLs = item.getUrl();
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final List<String> urlsList = new Gson().fromJson(baseURLs, List.class);
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for (final String baseURL : urlsList) {
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if (baseURL.isEmpty() == false && baseURL.trim().startsWith("http://") == true) {
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final String name = StringUtils.substringAfter(baseURL, "abs/").trim();
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if (name == null) {
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item.setUrl(null);
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return item;
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}
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final String fileURL = createPath(name);
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if (StringUtils.isBlank(fileURL)) {
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item.setUrl(null);
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return item;
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}
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final File f = new File(fileURL);
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if (f.exists()) {
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if (log.isDebugEnabled()) {
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log.debug("found path associated to " + item.getIdItemMetadata() + " with path : " + fileURL);
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}
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item.setUrl("file://" + fileURL);
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} else {
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if (log.isDebugEnabled()) {
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log.debug("NOT found path associated to " + item.getIdItemMetadata()+": "+fileURL);
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}
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item.setUrl(null);
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}
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item.setOriginalUrl(baseURL);
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return item;
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} else {
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item.setUrl(null);
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}
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}
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return item;
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}
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public String createPath(final String name) {
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final String regExp = "\\d+\\.\\d+";
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if (name.matches(regExp)) {
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final String[] values = name.split("\\.");
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final Path bsPath = Paths.get(basePath);
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final Path filePath = Paths.get(String.format("%s/%s.pdf", values[0], name));
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final String fileURL = bsPath.resolve(filePath).toString();
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return fileURL;
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} else {
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if (name.contains("/")) {
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final String[] values = name.split("/");
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if (values.length != 2) return null;
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if (values[1].length() > 4) {
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final String middle = values[1].substring(0, 4);
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final Path bsPath = Paths.get(basePath);
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final Path filePath = Paths.get(String.format("%s/%s.pdf", middle, name.replace("/", "")));
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final String fileURL = bsPath.resolve(filePath).toString();
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return fileURL;
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}
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}
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}
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return null;
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}
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@Override
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public Iterable<DownloadItem> retrieveUrls(final Iterable<DownloadItem> items) {
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return Iterables.transform(items, input -> retrieveUrl(input));
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}
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@Override
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public String getPluginName() {
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return "ArxivImportFromFile";
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}
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/**
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* @return the basePath
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*/
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public String getBasePath() {
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return basePath;
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}
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/**
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* @param basePath the basePath to set
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*/
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@Override
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public void setBasePath(final String basePath) {
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this.basePath = basePath;
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}
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@Override
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public String extractURL(String baseURL) throws DownloadPluginException {
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return null;
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}
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}
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