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@kilonet
Created June 16, 2013 21:40
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Код программы для загрузки аудиозаписей с сайта vk.com. Для корректной работы необходимо задать правильные значения переменным ACCESS_TOKEN и USER_ID
package org.kilonet;
import org.apache.commons.io.FileUtils;
import org.apache.commons.io.IOUtils;
import org.apache.commons.lang3.StringEscapeUtils;
import org.apache.commons.lang3.StringUtils;
import org.apache.http.HttpEntity;
import org.apache.http.HttpResponse;
import org.apache.http.client.HttpClient;
import org.apache.http.client.methods.HttpGet;
import org.apache.http.client.utils.URIBuilder;
import org.apache.http.impl.client.DefaultHttpClient;
import org.json.simple.JSONArray;
import org.json.simple.JSONObject;
import org.json.simple.parser.JSONParser;
import org.json.simple.parser.ParseException;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.IOException;
import java.io.InputStream;
import java.net.URI;
import java.net.URISyntaxException;
import java.net.URL;
public class VkMp3Download {
public static void main(String[] args) throws URISyntaxException, IOException, ParseException {
String ACCESS_TOKEN = "abcd";
String USER_ID = "123456";
URIBuilder builder = new URIBuilder();
builder.setScheme("https").setHost("api.vk.com").setPath("/method/audio.get")
.setParameter("oid", USER_ID)
.setParameter("need_user", "0")
.setParameter("count", "20") // число загружаемых аудиозаписей
.setParameter("offset", "20") // смещение, необходимое для выборки определенного количества аудиозаписей
.setParameter("access_token", ACCESS_TOKEN);
URI uri = builder.build();
HttpGet httpget = new HttpGet(uri);
HttpClient httpclient = new DefaultHttpClient();
HttpResponse response = httpclient.execute(httpget);
HttpEntity entity = response.getEntity();
if (entity != null) {
InputStream instream = null;
try {
instream = entity.getContent();
String responseAsString = IOUtils.toString(instream);
parseAndDownload(responseAsString);
} finally {
if (instream != null)
instream.close();
}
}
}
private static void parseAndDownload(String resp) throws IOException, ParseException {
JSONParser parser = new JSONParser();
JSONObject jsonResponse = (JSONObject) parser.parse(resp);
JSONArray mp3list = (JSONArray) jsonResponse.get("response");
for (int i=1; i<mp3list.size(); i++) {
JSONObject mp3 = (JSONObject) mp3list.get(i);
// папка должна существовать
String pathname = "e:/music/" + fixWndowsFileName(mp3.get("artist") +
" - " + mp3.get("title"));
try {
File destination = new File(pathname + ".mp3");
if (!destination.exists()) {
FileUtils.copyURLToFile(new URL((String) mp3.get("url")), destination);
}
} catch (FileNotFoundException e) {
System.out.print("ERROR "+pathname);
}
}
}
private static String fixWndowsFileName(String pathname) {
String[] forbiddenSymbols = new String[] {"<", ">", ":", "\"", "/", "\\", "|", "?", "*"};
String result = pathname;
for (String forbiddenSymbol: forbiddenSymbols) {
result = StringUtils.replace(result, forbiddenSymbol, "");
}
return StringEscapeUtils.unescapeXml(result);
}
}
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