[gimp/gimp-2-10] plug-ins: Refactor certain string handling into separate functions in metadata-viewer.



commit 6b854b0a305b2e87e10b48cc3adb94366094407a
Author: Jacob Boerema <jgboerema gmail com>
Date:   Mon Nov 16 13:46:38 2020 -0500

    plug-ins: Refactor certain string handling into separate functions in metadata-viewer.
    
    (cherry picked from commit 599d91db54d02c3735c79320d0c90a0b217d4f80)
    
    # Conflicts:
    #       plug-ins/metadata/metadata-viewer.c

 plug-ins/metadata/metadata-viewer.c | 81 +++++++++++++++++++++----------------
 1 file changed, 47 insertions(+), 34 deletions(-)
---
diff --git a/plug-ins/metadata/metadata-viewer.c b/plug-ins/metadata/metadata-viewer.c
index 30a1ecec1d..c9cd2968c8 100644
--- a/plug-ins/metadata/metadata-viewer.c
+++ b/plug-ins/metadata/metadata-viewer.c
@@ -284,6 +284,51 @@ metadata_dialog_set_metadata (GExiv2Metadata *metadata,
   g_strfreev (tags);
 }
 
+static gchar *
+metadata_format_string_value (const gchar *value,
+                              gboolean     truncate)
+{
+  glong  size;
+  gchar *result;
+
+  size = g_utf8_strlen (value, -1);
+
+  if (! truncate || size <= TAG_VALUE_MAX_SIZE)
+    {
+      result = g_strdup(value);
+    }
+  else
+    {
+      gchar   *value_utf8_trunc;
+      GString *str;
+
+      value_utf8_trunc = g_utf8_substring (value, 0, TAG_VALUE_MAX_SIZE);
+      str = g_string_new (value_utf8_trunc);
+
+      g_free (value_utf8_trunc);
+
+      g_string_append (str, "... ");
+      g_string_append_printf (str,
+                              _("(%lu more character(s))"),
+                              size - TAG_VALUE_MAX_SIZE);
+
+      result = g_string_free (str, FALSE);
+    }
+  return result;
+}
+
+static inline gboolean
+metadata_tag_is_string (const gchar *tag)
+{
+  const gchar *tag_type;
+
+  tag_type = gexiv2_metadata_get_tag_type (tag);
+
+  return (g_strcmp0 (tag_type, "Byte")      != 0 &&
+          g_strcmp0 (tag_type, "Undefined") != 0 &&
+          g_strcmp0 (tag_type, NULL)        != 0);
+}
+
 static void
 metadata_dialog_append_tags (GExiv2Metadata  *metadata,
                              gchar          **tags,
@@ -317,51 +362,19 @@ metadata_dialog_format_tag_value (GExiv2Metadata *metadata,
                                   const gchar    *tag,
                                   gboolean        truncate)
 {
-  const gchar *tag_type;
   gchar       *result;
 
-  tag_type = gexiv2_metadata_get_tag_type (tag);
-
-  if (g_strcmp0 (tag_type, "Byte")      != 0 &&
-      g_strcmp0 (tag_type, "Undefined") != 0 &&
-      g_strcmp0 (tag_type, NULL)        != 0)
+  if (metadata_tag_is_string(tag))
     {
       gchar *value;
       gchar *value_utf8;
-      glong  size;
 
       value      = gexiv2_metadata_get_tag_interpreted_string (metadata, tag);
       value_utf8 = g_locale_to_utf8 (value, -1, NULL, NULL, NULL);
 
       g_free (value);
 
-      size = g_utf8_strlen (value_utf8, -1);
-
-      if (! truncate || size <= TAG_VALUE_MAX_SIZE)
-        {
-          result = value_utf8;
-        }
-      else
-        {
-          gchar   *value_utf8_trunc;
-          GString *str;
-
-          value_utf8_trunc = g_utf8_substring (value_utf8,
-                                               0, TAG_VALUE_MAX_SIZE);
-
-          g_free (value_utf8);
-
-          str = g_string_new (value_utf8_trunc);
-
-          g_free (value_utf8_trunc);
-
-          g_string_append (str, "... ");
-          g_string_append_printf (str,
-                                  _("(%lu more character(s))"),
-                                  size - TAG_VALUE_MAX_SIZE);
-
-          result = g_string_free (str, FALSE);
-        }
+      result = metadata_format_string_value (value_utf8, truncate);
     }
   else
     {


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