[gnome-software] Search the appstream data for name, summary, description and keywords

[Richard Hughes <rhughes src gnome org>]

commit 58593ac5a437ed12af88d5a43a4aac0c5de0130f
Author: Richard Hughes <richard hughsie com>
Date:   Fri Sep 13 09:31:42 2013 +0100

    Search the appstream data for name, summary, description and keywords
    
    Resolves: https://bugzilla.gnome.org/show_bug.cgi?id=707841

 src/plugins/appstream-app.c       |   26 ++++++++++++++++++++++++
 src/plugins/appstream-app.h       |    2 +
 src/plugins/gs-plugin-appstream.c |   40 +++++++++++++++++++++++++++++++++++++
 3 files changed, 68 insertions(+), 0 deletions(-)
---
diff --git a/src/plugins/appstream-app.c b/src/plugins/appstream-app.c
index a60a79e..a4cf15e 100644
--- a/src/plugins/appstream-app.c
+++ b/src/plugins/appstream-app.c
@@ -21,6 +21,7 @@
 
 #include "config.h"
 
+#define _GNU_SOURCE
 #include <string.h>
 
 #include "appstream-app.h"
@@ -350,3 +351,28 @@ appstream_app_set_icon_kind (AppstreamApp *app,
 {
        app->icon_kind = icon_kind;
 }
+
+/**
+ * appstream_app_search_matches:
+ */
+gboolean
+appstream_app_search_matches (AppstreamApp *app, const gchar *search)
+{
+       const gchar *tmp;
+       guint i;
+
+       if (search == NULL)
+               return FALSE;
+       if (app->name != NULL && strcasestr (app->name, search) != NULL)
+               return TRUE;
+       if (app->summary != NULL && strcasestr (app->summary, search) != NULL)
+               return TRUE;
+       if (app->description != NULL && strcasestr (app->description, search) != NULL)
+               return TRUE;
+       for (i = 0; i < app->keywords->len; i++) {
+               tmp = g_ptr_array_index (app->keywords, i);
+               if (strcasestr (tmp, search) != NULL)
+                       return TRUE;
+       }
+       return FALSE;
+}
diff --git a/src/plugins/appstream-app.h b/src/plugins/appstream-app.h
index df8dcaf..03c0569 100644
--- a/src/plugins/appstream-app.h
+++ b/src/plugins/appstream-app.h
@@ -86,6 +86,8 @@ gpointer       appstream_app_get_userdata             (AppstreamApp   *app);
 void            appstream_app_set_userdata             (AppstreamApp   *app,
                                                         gpointer        userdata,
                                                         GDestroyNotify  userdata_destroy_func);
+gboolean        appstream_app_search_matches           (AppstreamApp   *app,
+                                                        const gchar    *search);
 
 G_END_DECLS
 
diff --git a/src/plugins/gs-plugin-appstream.c b/src/plugins/gs-plugin-appstream.c
index 78d7d6b..c7a058d 100644
--- a/src/plugins/gs-plugin-appstream.c
+++ b/src/plugins/gs-plugin-appstream.c
@@ -438,3 +438,43 @@ gs_plugin_add_category_apps (GsPlugin *plugin,
 out:
        return ret;
 }
+
+/**
+ * gs_plugin_add_search:
+ */
+gboolean
+gs_plugin_add_search (GsPlugin *plugin,
+                     const gchar *value,
+                     GList **list,
+                     GCancellable *cancellable,
+                     GError **error)
+{
+       AppstreamApp *item;
+       gboolean ret = TRUE;
+       GPtrArray *array;
+       GsApp *app;
+       guint i;
+
+       /* load XML files */
+       if (g_once_init_enter (&plugin->priv->done_init)) {
+               ret = gs_plugin_startup (plugin, error);
+               g_once_init_leave (&plugin->priv->done_init, TRUE);
+               if (!ret)
+                       goto out;
+       }
+
+       /* search categories for the search term */
+       array = appstream_cache_get_items (plugin->priv->cache);
+       for (i = 0; i < array->len; i++) {
+               item = g_ptr_array_index (array, i);
+               if (appstream_app_search_matches (item, value)) {
+                       app = gs_app_new (appstream_app_get_id (item));
+                       ret = gs_plugin_refine_item (plugin, app, item, error);
+                       if (!ret)
+                               goto out;
+                       gs_plugin_add_app (list, app);
+               }
+       }
+out:
+       return ret;
+}