small corrections to image loading methods in result presentation

especially loading of favicons in search results. This is a fix that
affects only searches in intranet/repository configurations.

git-svn-id: https://svn.berlios.de/svnroot/repos/yacy/trunk@5670 6c8d7289-2bf4-0310-a012-ef5d649a1542

htroot/ViewImage.java

@@ -43,6 +43,13 @@ public class ViewImage {
 
     private static HashMap<String, Image> iconcache = new HashMap<String, Image>();
     private static String defaulticon = "htroot/env/grafics/dfltfvcn.ico";
+    private static byte[] defaulticonb;
+    static {
+        try {
+            defaulticonb = FileUtils.read(new File(defaulticon));
+        } catch (final IOException e) {
+        }
+    }
     
     public static Image respond(final httpRequestHeader header, final serverObjects post, final serverSwitch<?> env) {
         
@@ -68,9 +75,6 @@ public class ViewImage {
             urlString = (url == null) ? null : url.toNormalform(true, true);
         }
         
-        if (url == null) return null;
-        System.out.println("loading image from " + url.toString());
-        
         int width = post.getInt("width", 0);
         int height = post.getInt("height", 0);
         int maxwidth = post.getInt("maxwidth", 0);
@@ -81,7 +85,7 @@ public class ViewImage {
         Image scaled = iconcache.get(urlString);
         if (scaled == null) {
             Object[] resource = null;
-            try {
+            if (url != null) try {
                 resource = plasmaSnippetCache.getResource(url, true, timeout, false, true);
             } catch (IOException e) {
                 Log.logWarning("ViewImage", "cannot load: " + e.getMessage());
@@ -90,10 +94,12 @@ public class ViewImage {
             if (resource == null) {
                 if (urlString.endsWith(".ico")) {
                     // load default favicon dfltfvcn.ico
-                    try {
+                    if (defaulticonb == null) try {
                         imgb = FileUtils.read(new File(sb.getRootPath(), defaulticon));
                     } catch (final IOException e) {
                         return null;
+                    } else {
+                        imgb = defaulticonb;
                     }
                 } else {
                     return null;

htroot/yacysearchitem.html

@@ -1,7 +1,7 @@
 #(content)#::
   <div class="searchresults">
   <h4 class="linktitle">
-  <img src="ViewImage.png?width=16&amp;height=16&amp;code=#[faviconCode]#" id="f#[urlhash]#" class="favicon" style="width:16px; height:16px;" alt="favicon" />
+  <img src="ViewImage.png?width=16&amp;height=16&amp;code=#[faviconCode]#" id="f#[urlhash]#" class="favicon" style="width:16px; height:16px;" alt="" />
   <a href="#[link]#">#[title]#</a></h4>
   #(authorized)#::
     <div class="urlactions">

htroot/yacysearchitem.java

@@ -98,8 +98,8 @@ public class yacysearchitem {
 
             
             final int port=result.url().getPort();
-            yacyURL faviconURL;
+            yacyURL faviconURL = null;
-            try {
+            if (!result.url().isLocal()) try {
                 faviconURL = new yacyURL(result.url().getProtocol() + "://" + result.url().getHost() + ((port != -1) ? (":" + String.valueOf(port)) : "") + "/favicon.ico", null);
             } catch (final MalformedURLException e1) {
                 faviconURL = null;

httpd.mime

@@ -10,6 +10,7 @@ au      = audio/basic
 avi     = video/x-msvideo
 bat     = text/plain
 bin     = application/octet-stream
+bmp     = image/bmp
 bz2     = application/x-bzip2
 class   = application/octet-stream
 c       = text/plain
@@ -29,6 +30,7 @@ gz      = application/gzip
 hqx     = application/mac-binhex40
 htm     = text/html
 html    = text/html
+ico     = image/bmp
 jar     = application/java-archive
 java    = text/plain
 jpe     = image/jpeg

source/de/anomic/data/URLLicense.java

@@ -56,6 +56,7 @@ public class URLLicense {
     public String aquireLicense(final yacyURL url) {
         // generate license key
         String license = "";
+        if (url == null) return license;
         while (license.length() < keylen) license += Integer.toHexString(random.nextInt());
         license = license.substring(0, keylen);
         // store reference to url with license key