From 261cb5917e3f8c1d6fbf7810dfa772b6babd2883 Mon Sep 17 00:00:00 2001
From: Andrea Zagli <azagli@libero.it>
Date: Mon, 30 Jan 2017 18:14:34 +0100
Subject: [PATCH] Added functions ::load_from_hashtable and
 ::get_values_as_hashtable.

Use of GValue.
---
 src/form.c | 104 +++++++++++++++++++++++++++++++++++++++++++++++------
 src/form.h |   3 ++
 2 files changed, 96 insertions(+), 11 deletions(-)

diff --git a/src/form.c b/src/form.c
index 0c6e569..83c4914 100644
--- a/src/form.c
+++ b/src/form.c
@@ -43,6 +43,8 @@ static void zak_form_hashtable_provider_get_property (GObject *object,
 static void zak_form_hashtable_provider_dispose (GObject *gobject);
 static void zak_form_hashtable_provider_finalize (GObject *gobject);
 
+static GValue *zak_form_hashtable_provider_new_gvalue_from_element (ZakFormElement *element);
+
 static GHashTable *zak_form_hashtable_provider_get_group (ZakFormHashtableProvider *zak_form_hashtable_provider, GPtrArray *elements);
 
 static gboolean zak_form_hashtable_provider_load (ZakFormIProvider *provider, GPtrArray *elements);
@@ -113,6 +115,96 @@ ZakFormHashtableProvider
 	return zak_form_hashtable_provider;
 }
 
+static gchar
+*zak_form_hashtable_provider_gvalue_stringify (GValue *value)
+{
+	gchar *ret;
+
+	if (G_VALUE_HOLDS (value, G_TYPE_STRING))
+		{
+			ret = (gchar *)g_value_get_string (value);
+		}
+	else if (G_VALUE_HOLDS (value, G_TYPE_INT))
+		{
+			ret = g_strdup_printf ("%d", g_value_get_int (value));
+		}
+	else if (G_VALUE_HOLDS (value, G_TYPE_FLOAT))
+		{
+			ret = g_strdup_printf ("%f", g_value_get_float (value));
+		}
+	else if (G_VALUE_HOLDS (value, G_TYPE_DOUBLE))
+		{
+			ret = g_strdup_printf ("%f", g_value_get_float (value));
+		}
+	else if (G_VALUE_HOLDS (value, G_TYPE_BOOLEAN))
+		{
+			ret = g_strdup (g_value_get_boolean (value) ? "TRUE" : "FALSE");
+		}
+	else if (G_VALUE_HOLDS (value, G_TYPE_DATE_TIME))
+		{
+			ret = zak_utils_gdatetime_format ((GDateTime *)g_value_get_boxed (value), "%F %T");
+		}
+	else
+		{
+			ret = g_strdup ("");
+		}
+
+	return g_strdup (ret);
+}
+
+/**
+ * zak_form_hashtable_provider_load_from_hashtable:
+ * @provider:
+ * @elements:
+ * @ht:
+ */
+void
+zak_form_hashtable_provider_load_from_hashtable (ZakFormHashtableProvider *provider, GPtrArray *elements, GHashTable *ht)
+{
+	guint i;
+
+	for (i = 0; i < elements->len; i++)
+		{
+			ZakFormElement *element = (ZakFormElement *)g_ptr_array_index (elements, i);
+			if (zak_form_element_get_to_load (element))
+				{
+					zak_form_element_set_value (element,
+					                            zak_form_hashtable_provider_gvalue_stringify ((GValue *)g_hash_table_lookup (ht, zak_form_element_get_name (element))));
+					zak_form_element_set_as_original_value (element);
+				}
+		}
+}
+
+/**
+ * zak_form_hashtable_provider_get_values_as_hashtable:
+ * @provider:
+ * @elements:
+ *
+ * Returns:
+ */
+GHashTable
+*zak_form_hashtable_provider_get_values_as_hashtable (ZakFormHashtableProvider *provider, GPtrArray *elements)
+{
+	GHashTable *ht;
+
+	guint i;
+
+	ht = g_hash_table_new (g_str_hash, g_str_equal);
+
+	for (i = 0; i < elements->len; i++)
+		{
+			ZakFormElement *element = (ZakFormElement *)g_ptr_array_index (elements, i);
+			if (zak_form_element_get_to_save (element))
+				{
+					g_hash_table_insert (ht,
+					                     zak_form_element_get_name (element),
+					                     zak_form_hashtable_provider_new_gvalue_from_element (element));
+				}
+		}
+
+	return ht;
+}
+
 /* PRIVATE */
 static void
 zak_form_hashtable_provider_set_property (GObject *object,
@@ -216,8 +308,6 @@ zak_form_hashtable_provider_load (ZakFormIProvider *provider, GPtrArray *element
 {
 	gboolean ret;
 
-	guint i;
-
 	GHashTable *group;
 
 	ZakFormHashtableProviderPrivate *priv = zak_form_hashtable_provider_get_instance_private (ZAK_FORM_HASHTABLE_PROVIDER (provider));
@@ -226,15 +316,7 @@ zak_form_hashtable_provider_load (ZakFormIProvider *provider, GPtrArray *element
 
 	group = zak_form_hashtable_provider_get_group (ZAK_FORM_HASHTABLE_PROVIDER (provider), elements);
 
-	for (i = 0; i < elements->len; i++)
-		{
-			ZakFormElement *element = (ZakFormElement *)g_ptr_array_index (elements, i);
-			if (zak_form_element_get_to_load (element))
-				{
-					zak_form_element_set_value (element, g_hash_table_lookup (group, zak_form_element_get_name (element)));
-					zak_form_element_set_as_original_value (element);
-				}
-		}
+	zak_form_hashtable_provider_load_from_hashtable (ZAK_FORM_HASHTABLE_PROVIDER (provider), elements, group);
 
 	return ret;
 }
diff --git a/src/form.h b/src/form.h
index a2a43ab..0b93d09 100644
--- a/src/form.h
+++ b/src/form.h
@@ -34,6 +34,9 @@ G_DECLARE_FINAL_TYPE (ZakFormHashtableProvider, zak_form_hashtable_provider, ZAK
 
 ZakFormHashtableProvider *zak_form_hashtable_provider_new (void);
 
+void zak_form_hashtable_provider_load_from_hashtable (ZakFormHashtableProvider *provider, GPtrArray *elements, GHashTable *ht);
+GHashTable *zak_form_hashtable_provider_get_values_as_hashtable (ZakFormHashtableProvider *provider, GPtrArray *elements);
+
 
 G_END_DECLS
 
-- 
2.49.0