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From fcdd55f0dd8fb7ffbf1bfaf3f701a0ffa005bf00 Mon Sep 17 00:00:00 2001
From: Jakub Filak <jfilak@redhat.com>
Date: Tue, 24 Mar 2015 20:54:40 +0100
Subject: [PATCH] libabrt: add wrappers TestElemeExists and GetInfo for one
 element

To conveniently use the DBus methods.

Related: #1224984

Signed-off-by: Jakub Filak <jfilak@redhat.com>
---
 src/include/libabrt.h      | 18 +++++++++++
 src/lib/problem_api_dbus.c | 75 ++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 93 insertions(+)

diff --git a/src/include/libabrt.h b/src/include/libabrt.h
index 6a51c80..5d74aa3 100644
--- a/src/include/libabrt.h
+++ b/src/include/libabrt.h
@@ -140,6 +140,24 @@ void koops_print_suspicious_strings_filtered(const regex_t **filterout);
 int chown_dir_over_dbus(const char *problem_dir_path);
 
 /**
+  @brief Checks whether the given element name exists
+
+  Might require authorization
+
+  @return Positive number if such an element exist, 0 if doesn't and negative number if an error occurs.
+ */
+int test_exist_over_dbus(const char *problem_id, const char *element_name);
+
+/**
+  @ Returns value of the given element name
+
+  Might require authorization
+
+  @return malloced string or NULL if no such an element exists; ERR_PTR in case of any error.
+ */
+char *load_text_over_dbus(const char *problem_id, const char *element_name);
+
+/**
  @brief Delets multiple problems specified by their id (as returned from problem_data_save)
 
  @param problem_dir_paths List of problem ids
diff --git a/src/lib/problem_api_dbus.c b/src/lib/problem_api_dbus.c
index 549175c..5148932 100644
--- a/src/lib/problem_api_dbus.c
+++ b/src/lib/problem_api_dbus.c
@@ -227,3 +227,78 @@ problem_data_t *get_full_problem_data_over_dbus(const char *problem_dir_path)
 
     return pd;
 }
+
+int test_exist_over_dbus(const char *problem_id, const char *element_name)
+{
+    INITIALIZE_LIBABRT();
+
+    GDBusProxy *proxy = get_dbus_proxy();
+    if (!proxy)
+        return -1;
+
+    GError *error = NULL;
+    GVariant *result = g_dbus_proxy_call_sync(proxy,
+                                            "TestElementExists",
+                                            g_variant_new("(ss)", problem_id, element_name),
+                                            G_DBUS_CALL_FLAGS_NONE,
+                                            -1,
+                                            NULL,
+                                            &error);
+
+    if (error)
+    {
+        error_msg(_("Can't test whether the element exists over abrt-dbus: %s"), error->message);
+        g_error_free(error);
+        return -1;
+    }
+
+    gboolean retval;
+    g_variant_get(result, "(b)", &retval);
+    g_variant_unref(result);
+
+    return retval;
+}
+
+char *load_text_over_dbus(const char *problem_id, const char *element_name)
+{
+    INITIALIZE_LIBABRT();
+
+    GDBusProxy *proxy = get_dbus_proxy();
+    if (!proxy)
+        return ERR_PTR;
+
+    GVariantBuilder *builder = g_variant_builder_new(G_VARIANT_TYPE("as"));
+    g_variant_builder_add(builder, "s", element_name);
+    GVariant *params = g_variant_new("(sas)", problem_id, builder);
+    g_variant_builder_unref(builder);
+
+    GError *error = NULL;
+    GVariant *result = g_dbus_proxy_call_sync(proxy,
+                                            "GetInfo",
+                                            params,
+                                            G_DBUS_CALL_FLAGS_NONE,
+                                            -1,
+                                            NULL,
+                                            &error);
+
+    if (error)
+    {
+        error_msg(_("Can't get problem data from abrt-dbus: %s"), error->message);
+        g_error_free(error);
+        return ERR_PTR;
+    }
+
+    GVariant *values = g_variant_get_child_value(result, 0);
+    g_variant_unref(result);
+
+    char *retval = NULL;
+    if (g_variant_n_children(values) == 1)
+    {
+        GVariant *contents = g_variant_get_child_value(values, 0);
+        gchar *key;
+        g_variant_get(contents, "{&ss}", &key, &retval);
+    }
+
+    g_variant_unref(values);
+    return retval;
+}
-- 
2.4.3