add links with image extension not automatically to image links.

With the wide spread use e.g. of Wikimedia the url file extension of links with image extension often point to html.

source/net/yacy/document/parser/html/ContentScraper.java

@@ -57,7 +57,6 @@ import net.yacy.document.SentenceReader;
 import net.yacy.document.VocabularyScraper;
 import net.yacy.document.parser.htmlParser;
 import net.yacy.document.parser.html.Evaluation.Element;
-import net.yacy.document.parser.images.genericImageParser;
 import net.yacy.kelondro.io.CharBuffer;
 import net.yacy.kelondro.util.FileUtils;
 import net.yacy.kelondro.util.ISO639;
@@ -552,23 +551,16 @@ public class ContentScraper extends AbstractScraper implements Scraper {
             href = CharacterCoding.html2unicode(href);
             AnchorURL url;
             if ((href.length() > 0) && ((url = absolutePath(href)) != null)) {
-                final String ext = MultiProtocolURL.getFileExtension(url.getFileName());
-                if (genericImageParser.SUPPORTED_EXTENSIONS.contains(ext)) {
-                    // special handling of such urls: put them to the image urls
-                    final ImageEntry ie = new ImageEntry(url, recursiveParse(url, tag.content.getChars()), -1, -1, -1);
-                    this.images.add(ie);
-                } else {
-                    if (followDenied()) {
-                        String rel = tag.opts.getProperty("rel", EMPTY_STRING);
-                        if (rel.length() == 0) rel = "nofollow"; else if (rel.indexOf("nofollow") < 0) rel += ",nofollow"; 
-                        tag.opts.put("rel", rel);
-                    }
-                    tag.opts.put("text", stripAllTags(tag.content.getChars())); // strip any inline html in tag text like  "<a ...> <span>test</span> </a>"
-                    tag.opts.put("href", url.toNormalform(true)); // we must assign this because the url may have resolved backpaths and may not be absolute
-                    url.setAll(tag.opts);
-                    recursiveParse(url, tag.content.getChars());
-                    this.anchors.add(url);
+                if (followDenied()) {
+                    String rel = tag.opts.getProperty("rel", EMPTY_STRING);
+                    if (rel.length() == 0) rel = "nofollow"; else if (rel.indexOf("nofollow") < 0) rel += ",nofollow"; 
+                    tag.opts.put("rel", rel);
                 }
+                tag.opts.put("text", stripAllTags(tag.content.getChars())); // strip any inline html in tag text like  "<a ...> <span>test</span> </a>"
+                tag.opts.put("href", url.toNormalform(true)); // we must assign this because the url may have resolved backpaths and may not be absolute
+                url.setAll(tag.opts);
+                recursiveParse(url, tag.content.getChars());
+                this.anchors.add(url);
             }
             this.evaluationScores.match(Element.apath, href);
         }

source/net/yacy/document/parser/html/TransformerWriter.java

@@ -291,8 +291,7 @@ public final class TransformerWriter extends Writer {
         }
         if (this.transformer != null && this.transformer.isTag0(tagname)) {
             // this single tag is collected at once here
-            char[] b = new char[0];
-            b = this.transformer.transformTag0(tag, quotechar);
+            char[] b = this.transformer.transformTag0(tag, quotechar);
             return b;
         } else if ((this.scraper != null && this.scraper.isTag1(tagname)) ||
                    (this.transformer != null && this.transformer.isTag1(tagname))) {