web dispatch, don't prepare for display if the content type isn't viewable

Alexander had found a problem with background color:
http://lists.auriga.wearlab.de/pipermail/dillo-dev/2012-December/009710.html

1 files changed, 6 insertions, 3 deletions

diff --git a/src/web.cc b/src/web.cc
index 48c368be..fcc65af8 100644
--- a/src/web.cc
+++ b/src/web.cc
@@ -55,9 +55,12 @@ int a_Web_dispatch_by_type (const char *Type, DilloWeb *Web,
 
    dReturn_val_if_fail(Web->bw != NULL, -1);
 
-   // get the Layout object from the bw structure.
    Layout *layout = (Layout*)Web->bw->render_layout;
 
+   Viewer_t viewer = a_Mime_get_viewer(Type);
+   if (viewer == NULL)
+      return -1;
+
    if (Web->flags & WEB_RootUrl) {
       /* We have RootUrl! */
 
@@ -69,7 +72,7 @@ int a_Web_dispatch_by_type (const char *Type, DilloWeb *Web,
       StyleEngine styleEngine (layout);
       styleEngine.startElement ("body");
 
-      dw = (Widget*) a_Mime_set_viewer(Type, Web, Call, Data);
+      dw = (Widget*) viewer(Type, Web, Call, Data);
       if (dw == NULL)
          return -1;
 
@@ -96,7 +99,7 @@ int a_Web_dispatch_by_type (const char *Type, DilloWeb *Web,
    } else {
       /* A non-RootUrl. At this moment we only handle image-children */
       if (!dStrnAsciiCasecmp(Type, "image/", 6)) {
-         dw = (Widget*) a_Mime_set_viewer(Type, Web, Call, Data);
+         dw = (Widget*) viewer(Type, Web, Call, Data);
       } else {
          MSG_HTTP("'%s' cannot be displayed as image; has media type '%s'\n",
                   URL_STR(Web->url), Type);