VisClient/org/hfbk/vis/source/SourceGoogleImages.java

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package org.hfbk.vis.source;

import java.io.UnsupportedEncodingException;
import java.net.URL;
import java.net.URLEncoder;

import org.dronus.graph.Node;
import org.hfbk.util.HTTPUtils;

public class SourceGoogleImages extends SourceRegExp {

        public SourceGoogleImages(URL url) {
                super(url);
                root=add(keyword, "imagefield",null);
                String start=getParam(url, "start");
                if (start==null) start="0";
                add(""+(Integer.parseInt(start)+1), "next", root);
        }

        String matcher() {
                return "(?i)&imgrefurl=(.*?)&.*?h=(.*?)&w=(.*?)&.*?src=(.+?:(http.*?)) ";
        }

        String url() throws UnsupportedEncodingException {
                String start=getParam(url, "start");
                if (start==null) start="0";
                return "http://images.google.com/images?q="
                        +URLEncoder.encode(keyword,"utf8")
                        +"&btnG=Bilder-Suche&gbv=1&start="+(Integer.parseInt(start)*20);
        }

        void parse(String[] matches){
                Node image=add(HTTPUtils.decode(matches[5]),"image",root);
                add(matches[4],"thumbnail", image);
                add(HTTPUtils.decode(matches[1]), "URL", image);
                //add(matches[3]+" "+macthes[2], "size", image);
        }
}

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