Changeset 36271 for main/trunk

Timestamp:

2022-06-21T15:54:45+12:00 (22 months ago)

Author:

davidb

Message:

Check for any sign of text being bound to the doc, before going ahead with the 'dummy text' hack originally added in for mg

File:

• main/trunk/greenstone2/perllib/plugins/ImagePlugin.pm (modified) (1 diff)

main/trunk/greenstone2/perllib/plugins/ImagePlugin.pm

@@ -147 +147 @@
         $doc_obj->add_metadata ($section, "thumbicon", "<img src=\"_httpprefix_/collect/[collection]/index/assoc/[assocfilepath]/[srclinkFile]\" alt=\"[srclinkFile]\" width=\"" . $self->{'thumbnailsize'} . "\">");
     }
-    #we have no text - adds dummy text and NoText metadata
-    $self->add_dummy_text($doc_obj, $doc_obj->get_top_section());
+
+    # A plugin inheriting from this might be able to derive text from the image
+    # (e.g., through GoogleVisionAPI), and so don't just assume there is no
+    # text for the image -- check it's text length, and only set the dummy
+    # text if it is zero
+    if ($doc_obj->get_total_text_length() == 0) {
+    #we have no text - adds dummy text and NoText metadata
+        $self->add_dummy_text($doc_obj, $doc_obj->get_top_section());
+    }
     
     return 1;