[gnome-software/wip/temp/ubuntu-xenial-rebased: 34/329] More version work

[Iain Lane <iainl src gnome org>]

commit f70ed8334fcb4ef01c10ba09fc0713c77070cb67
Author: Robert Ancell <robert ancell canonical com>
Date:   Fri Feb 5 11:43:05 2016 +1300

    More version work

 src/plugins/gs-plugin-apt.c |   63 +++++++++++++++++++++++++++++-------------
 1 files changed, 43 insertions(+), 20 deletions(-)
---
diff --git a/src/plugins/gs-plugin-apt.c b/src/plugins/gs-plugin-apt.c
index 944706d..c134878 100644
--- a/src/plugins/gs-plugin-apt.c
+++ b/src/plugins/gs-plugin-apt.c
@@ -60,11 +60,10 @@ find_app (GList **list, const gchar *source)
 }
 
 static void
-parse_package_info (const gchar *info, GList **list)
+parse_package_info (const gchar *info, GsPluginRefineFlags flags, GList **list)
 {
        gchar **lines;
        gint i;
-       gboolean is_installed;
        GsApp *app = NULL;
        const gchar *package_prefix = "Package: ";
        const gchar *status_prefix = "Status: ";
@@ -72,14 +71,11 @@ parse_package_info (const gchar *info, GList **list)
        const gchar *version_prefix = "Version: ";
 
        lines = g_strsplit (info, "\n", -1);
-       is_installed = FALSE;
        for (app = NULL, i = 0; lines[i]; i++) {
-               //g_printerr ("'%s'\n", lines[i]);
                if (g_str_has_prefix (lines[i], package_prefix)) {
                        app = find_app (list, lines[i] + strlen (package_prefix));
                        if (app && gs_app_get_state (app) == AS_APP_STATE_UNKNOWN)
                                gs_app_set_state (app, AS_APP_STATE_AVAILABLE);
-                       is_installed = FALSE;
                }
 
                // Skip other fields until we find an app we know
@@ -87,19 +83,15 @@ parse_package_info (const gchar *info, GList **list)
                        continue;
 
                if (g_str_has_prefix (lines[i], status_prefix)) {
-                       if (g_str_has_suffix (lines[i] + strlen (status_prefix), " installed")) {
+                       if (g_str_has_suffix (lines[i] + strlen (status_prefix), " installed"))
                                gs_app_set_state (app, AS_APP_STATE_INSTALLED);
-                               is_installed = TRUE;
-                       }
                } else if (g_str_has_prefix (lines[i], installed_size_prefix)) {
-                       gs_app_set_size (app, atoi (lines[i] + strlen (installed_size_prefix)) * 1024);
+                       if ((flags & GS_PLUGIN_REFINE_FLAGS_REQUIRE_SIZE) != 0 && gs_app_get_size (app) == 0)
+                               gs_app_set_size (app, atoi (lines[i] + strlen (installed_size_prefix)) * 
1024);
                } else if (g_str_has_prefix (lines[i], version_prefix)) {
-                       if (is_installed) {
+                       // FIXME: apt-cache contains multiple versions - pick the best
+                       if ((flags & GS_PLUGIN_REFINE_FLAGS_REQUIRE_VERSION) != 0 && gs_app_get_version (app) 
== NULL)
                                gs_app_set_version (app, lines[i] + strlen (version_prefix));
-                       } else {// FIXME: Could be multiple versions available, could be versions older than 
installed
-                               //gs_app_set_state (app, AS_APP_STATE_UPDATABLE);
-                               gs_app_set_update_version (app, lines[i] + strlen (version_prefix));
-                       }
                }
        }
 
@@ -116,15 +108,29 @@ gs_plugin_refine (GsPlugin *plugin,
        GList *link;
        GPtrArray *dpkg_argv_array, *cache_argv_array;
        gboolean known_apps = FALSE;
-       g_autofree gchar *dpkg_output = NULL, *cache_output = NULL, **argv = NULL;
+       g_autofree gchar *dpkg_output = NULL, *cache_output = NULL, **dpkg_argv = NULL, **cache_argv = NULL;
        gint exit_status;
 
-       g_printerr ("APT: gs_plugin_refine\n");
+       g_printerr ("APT: gs_plugin_refine");
+       if ((flags & GS_PLUGIN_REFINE_FLAGS_REQUIRE_LICENCE) != 0)
+               g_printerr (" LICENCE");
+       if ((flags & GS_PLUGIN_REFINE_FLAGS_REQUIRE_SIZE) != 0)
+               g_printerr (" SIZE");
+       if ((flags & GS_PLUGIN_REFINE_FLAGS_REQUIRE_VERSION) != 0)
+               g_printerr (" VERSION");
+       if ((flags & GS_PLUGIN_REFINE_FLAGS_REQUIRE_HISTORY) != 0)
+               g_printerr (" HISTORY");
+       if ((flags & GS_PLUGIN_REFINE_FLAGS_REQUIRE_UPDATE_DETAILS) != 0)
+               g_printerr (" UPDATE_DETAILS");
+       g_printerr ("\n");
 
        // Get the information from the cache
        dpkg_argv_array = g_ptr_array_new ();
        g_ptr_array_add (dpkg_argv_array, (gpointer) "dpkg");
        g_ptr_array_add (dpkg_argv_array, (gpointer) "--status");
+       cache_argv_array = g_ptr_array_new ();
+       g_ptr_array_add (cache_argv_array, (gpointer) "apt-cache");
+       g_ptr_array_add (cache_argv_array, (gpointer) "show");
        for (link = *list; link; link = link->next) {
                GsApp *app = GS_APP (link->data);
                const gchar *source;
@@ -139,12 +145,29 @@ gs_plugin_refine (GsPlugin *plugin,
 
                known_apps = TRUE;
                g_ptr_array_add (dpkg_argv_array, (gpointer) source);
+               g_ptr_array_add (cache_argv_array, (gpointer) source);
        }
        g_ptr_array_add (dpkg_argv_array, NULL);
-       argv = (gchar **) g_ptr_array_free (dpkg_argv_array, FALSE);
+       dpkg_argv = (gchar **) g_ptr_array_free (dpkg_argv_array, FALSE);
+       g_ptr_array_add (cache_argv_array, NULL);
+       cache_argv = (gchar **) g_ptr_array_free (cache_argv_array, FALSE);
+
        if (!known_apps)
                return TRUE;
-       if (!g_spawn_sync (NULL, argv, NULL, G_SPAWN_SEARCH_PATH, NULL, NULL, &dpkg_output, NULL, 
&exit_status, error))
+
+       if (!g_spawn_sync (NULL, dpkg_argv, NULL, G_SPAWN_SEARCH_PATH, NULL, NULL, &dpkg_output, NULL, 
&exit_status, error))
+               return FALSE;
+#if 0
+       // FIXME: Disabled since dpkg --status will return error for uninstalled packages
+       if (exit_status != EXIT_SUCCESS) {
+               g_set_error (error,
+                            GS_PLUGIN_ERROR,
+                            GS_PLUGIN_ERROR_FAILED,
+                            "dpkg --status returned status %d", exit_status);
+               return FALSE;
+       }
+#endif
+       if (!g_spawn_sync (NULL, cache_argv, NULL, G_SPAWN_SEARCH_PATH, NULL, NULL, &cache_output, NULL, 
&exit_status, error))
                return FALSE;
        if (exit_status != EXIT_SUCCESS) {
                g_set_error (error,
@@ -154,8 +177,8 @@ gs_plugin_refine (GsPlugin *plugin,
                return FALSE;
        }
 
-       parse_package_info (dpkg_output, list);
-       //parse_package_info (cache_output, list);
+       parse_package_info (dpkg_output, flags, list);
+       parse_package_info (cache_output, flags, list);
 
        return TRUE;
 }