mimeGetFilterTypes didn't try to find filters to the printer format before

bailing.

Log the attributes returned by the printer when setting up an IPP Everywhere
queue.

Log the printer MIME media type.

Author: michaelrsweet

scheduler/filter.c

@@ -614,7 +614,15 @@ mime_get_filter_types(
       src = (mime_type_t *)cupsArrayGetElement(c->srcs, i);
 
       if (!strcmp(src->super, "printer"))
+      {
+	if (level < 4)
+	{
+	  // Add filters that can convert to this type...
+	  srcs = mime_get_filter_types(mime, src, srcs, level + 1);
+	}
+
         continue;
+      }
 
       if (!cupsArrayFind(srcs, src))
       {

scheduler/ipp.c

@@ -5376,6 +5376,8 @@ create_local_bg_thread(
   }
   else
   {
+    ipp_tag_t		group;		/* Current group tag */
+
     cupsdLogPrinter(printer, CUPSD_LOG_ERROR, "PPD creation failed: %s", cupsGetErrorString());
 
     /* Force printer to timeout and be deleted */
@@ -5385,6 +5387,31 @@ create_local_bg_thread(
     cupsRWUnlock(&printer->lock);
 
     send_ipp_status(con, IPP_STATUS_ERROR_DEVICE, _("Unable to create PPD: %s"), cupsGetErrorString());
+
+    cupsdLogClient(con, CUPSD_LOG_DEBUG, "Printer attributes:");
+
+    for (group = IPP_TAG_ZERO, attr = ippFirstAttribute(response); attr; attr = ippNextAttribute(response))
+    {
+      const char  *name;                /* Attribute name */
+      char        value[1024];          /* Attribute value */
+
+      if (group != ippGetGroupTag(attr))
+      {
+        group = ippGetGroupTag(attr);
+        if (group != IPP_TAG_ZERO)
+          cupsdLogClient(con, CUPSD_LOG_DEBUG, "%s", ippTagString(group));
+      }
+
+      if ((name = ippGetName(attr)) == NULL)
+        continue;
+
+      ippAttributeString(attr, value, sizeof(value));
+
+      cupsdLogClient(con, CUPSD_LOG_DEBUG, "%s %s%s '%s'", name, ippGetCount(attr) > 1 ? "1setOf " : "", ippTagString(ippGetValueTag(attr)), value);
+    }
+
+    cupsdLogClient(con, CUPSD_LOG_DEBUG, "end-of-attributes-tag");
+
     goto finish_response;
   }
 

scheduler/printers.c

@@ -3550,6 +3550,8 @@ add_printer_formats(cupsd_printer_t *p)	/* I - Printer */
   * Otherwise, get the list of supported source types...
   */
 
+  cupsdLogPrinter(p, CUPSD_LOG_DEBUG2, "add_printer_formats: filetype=%s/%s", p->filetype ? p->filetype->super : "null", p->filetype ? p->filetype->type : "null");
+
   p->filetypes = mimeGetFilterTypes(MimeDatabase, p->filetype, NULL);
 
   if ((type = mimeType(MimeDatabase, "application", "pdf")) != NULL && cupsArrayFind(p->filetypes, type))