[gnome-software] Make the project licenses hyperlinked to the SPDX site

[Richard Hughes <rhughes src gnome org>]

commit 44b2d6d7ca539e46bcf92ef50bd3465d6974e3b6
Author: Richard Hughes <richard hughsie com>
Date:   Mon May 12 11:53:11 2014 +0100

    Make the project licenses hyperlinked to the SPDX site

 src/gs-shell-details.c            |    4 +-
 src/plugins/gs-plugin-appstream.c |   39 ++++++++++++++++++++++++++++++++++++-
 2 files changed, 40 insertions(+), 3 deletions(-)
---
diff --git a/src/gs-shell-details.c b/src/gs-shell-details.c
index ab1fe38..934d8c5 100644
--- a/src/gs-shell-details.c
+++ b/src/gs-shell-details.c
@@ -597,9 +597,9 @@ gs_shell_details_refresh_all (GsShellDetails *shell_details)
                /* TRANSLATORS: this is where the licence is insanely
                 * complicated and the full string is put into the tooltip */
                gtk_label_set_label (GTK_LABEL (priv->label_details_licence_value), C_("license", 
"Complicated!"));
-               gtk_widget_set_tooltip_text (priv->label_details_licence_value, tmp);
+               gtk_widget_set_tooltip_markup (priv->label_details_licence_value, tmp);
        } else {
-               gtk_label_set_label (GTK_LABEL (priv->label_details_licence_value), tmp);
+               gtk_label_set_markup (GTK_LABEL (priv->label_details_licence_value), tmp);
                gtk_widget_set_tooltip_text (priv->label_details_licence_value, NULL);
        }
 
diff --git a/src/plugins/gs-plugin-appstream.c b/src/plugins/gs-plugin-appstream.c
index 2368049..b1021b7 100644
--- a/src/plugins/gs-plugin-appstream.c
+++ b/src/plugins/gs-plugin-appstream.c
@@ -330,6 +330,43 @@ gs_plugin_refine_add_screenshots (GsApp *app, AsApp *item)
 }
 
 /**
+ * gs_plugin_appstream_set_license:
+ */
+static void
+gs_plugin_appstream_set_license (GsApp *app, const gchar *license_string)
+{
+       GString *urld;
+       gchar **tokens;
+       guint i;
+
+       /* tokenize the license string and URLify any SPDX IDs */
+       urld = g_string_sized_new (strlen (license_string) + 1);
+       tokens = as_utils_spdx_license_tokenize (license_string);
+       for (i = 0; tokens[i] != NULL; i++) {
+
+               /* literal text */
+               if (g_str_has_prefix (tokens[i], "#")) {
+                       g_string_append (urld, tokens[i] + 1);
+                       continue;
+               }
+
+               /* unknown value */
+               if (!as_utils_is_spdx_license_id (tokens[i])) {
+                       g_string_append (urld, tokens[i]);
+                       continue;
+               }
+
+               /* SPDX value */
+               g_string_append_printf (urld,
+                                       "<a href=\"http://spdx.org/licenses/%s\";>%s</a>",
+                                       tokens[i], tokens[i]);
+       }
+       gs_app_set_licence (app, urld->str);
+       g_strfreev (tokens);
+       g_string_free (urld, TRUE);
+}
+
+/**
  * gs_plugin_refine_item:
  */
 static gboolean
@@ -391,7 +428,7 @@ gs_plugin_refine_item (GsPlugin *plugin,
 
        /* set licence */
        if (as_app_get_project_license (item) != NULL && gs_app_get_licence (app) == NULL)
-               gs_app_set_licence (app, as_app_get_project_license (item));
+               gs_plugin_appstream_set_license (app, as_app_get_project_license (item));
 
        /* set keywords */
        if (as_app_get_keywords (item) != NULL &&