--- /dev/null
+/*
+ * sql_builder.c
+ *
+ * Copyright (C) 2010-2014 Andrea Zagli <azagli@libero.it>
+ *
+ * This file is part of libgdaex.
+ *
+ * libgdaex_sql_builder is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * libgdaex_sql_builder is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with libgdaex; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ *
+ */
+
+#ifdef HAVE_CONFIG_H
+ #include <config.h>
+#endif
+
+#include <glib/gi18n-lib.h>
+
+#include "sqlbuilder.h"
+
+static void gdaex_sql_builder_class_init (GdaExSqlBuilderClass *klass);
+static void gdaex_sql_builder_init (GdaExSqlBuilder *gdaex_sql_builder);
+
+static void gdaex_sql_builder_set_property (GObject *object,
+ guint property_id,
+ const GValue *value,
+ GParamSpec *pspec);
+static void gdaex_sql_builder_get_property (GObject *object,
+ guint property_id,
+ GValue *value,
+ GParamSpec *pspec);
+
+
+#define GDAEX_SQLBUILDER_GET_PRIVATE(obj) (G_TYPE_INSTANCE_GET_PRIVATE ((obj), GDAEX_TYPE_SQLBUILDER, GdaExSqlBuilderPrivate))
+
+typedef struct _GdaExSqlBuilderTable GdaExSqlBuilderTable;
+struct _GdaExSqlBuilderTable
+{
+ guint id;
+ gchar *name;
+ gchar *alias;
+};
+
+typedef struct _GdaExSqlBuilderPrivate GdaExSqlBuilderPrivate;
+struct _GdaExSqlBuilderPrivate
+ {
+ GdaSqlBuilder *sqlb;
+ GHashTable *ht_tables;
+ };
+
+G_DEFINE_TYPE (GdaExSqlBuilder, gdaex_sql_builder, G_TYPE_OBJECT)
+
+static void
+gdaex_sql_builder_class_init (GdaExSqlBuilderClass *klass)
+{
+ GObjectClass *object_class = G_OBJECT_CLASS (klass);
+
+ g_type_class_add_private (object_class, sizeof (GdaExSqlBuilderPrivate));
+
+ object_class->set_property = gdaex_sql_builder_set_property;
+ object_class->get_property = gdaex_sql_builder_get_property;
+}
+
+static void
+gdaex_sql_builder_init (GdaExSqlBuilder *gdaex_sql_builder)
+{
+ GdaExSqlBuilderPrivate *priv = GDAEX_SQLBUILDER_GET_PRIVATE (gdaex_sql_builder);
+
+ priv->ht_tables = g_hash_table_new (g_str_hash, g_str_equal);
+}
+
+GdaExSqlBuilder
+*gdaex_sql_builder_new (GdaSqlStatementType stmt_type)
+{
+ GdaExSqlBuilder *gdaex_sql_builder = GDAEX_SQLBUILDER (g_object_new (gdaex_sql_builder_get_type (), NULL));
+
+ GdaExSqlBuilderPrivate *priv = GDAEX_SQLBUILDER_GET_PRIVATE (gdaex_sql_builder);
+
+ priv->sqlb = gda_sql_builder_new (stmt_type);
+
+ return gdaex_sql_builder;
+}
+
+void
+gdaex_sql_builder_from (GdaExSqlBuilder *sqlb, const gchar *table_name, const gchar *table_alias)
+{
+ GdaExSqlBuilderPrivate *priv = GDAEX_SQLBUILDER_GET_PRIVATE (sqlb);
+
+ GdaExSqlBuilderTable *t;
+
+ t = g_hash_table_lookup (priv->ht_tables, table_name);
+ if (t == NULL)
+ {
+ t = g_new0 (GdaExSqlBuilderTable, 1);
+ t->name = g_strdup (table_name);
+ t->alias = g_strdup (table_alias);
+ t->id = gda_sql_builder_select_add_target_id (priv->sqlb, gda_sql_builder_add_id (priv->sqlb, table_name), NULL);
+ g_hash_table_insert (priv->ht_tables, t->name, t);
+ }
+}
+
+GdaSqlBuilder
+*gdaex_sql_builder_get_gda_sql_builder (GdaExSqlBuilder *sqlb)
+{
+ GdaExSqlBuilderPrivate *priv = GDAEX_SQLBUILDER_GET_PRIVATE (sqlb);
+
+ return priv->sqlb;
+}
+
+const gchar
+*gdaex_sql_builder_get_sql (GdaExSqlBuilder *sqlb)
+{
+ gchar *ret;
+ GdaStatement *stmt;
+
+ GdaExSqlBuilderPrivate *priv = GDAEX_SQLBUILDER_GET_PRIVATE (sqlb);
+
+ ret = NULL;
+
+ gda_sql_builder_select_add_field (priv->sqlb, "*", NULL, NULL);
+ stmt = gda_sql_builder_get_statement (priv->sqlb, NULL);
+ if (stmt != NULL)
+ {
+ ret = gda_statement_to_sql (stmt, NULL, NULL);
+ }
+
+ return ret;
+}
+
+/* PRIVATE */
+static void
+gdaex_sql_builder_set_property (GObject *object, guint property_id, const GValue *value, GParamSpec *pspec)
+{
+ GdaExSqlBuilder *gdaex_sql_builder = GDAEX_SQLBUILDER (object);
+ GdaExSqlBuilderPrivate *priv = GDAEX_SQLBUILDER_GET_PRIVATE (gdaex_sql_builder);
+
+ switch (property_id)
+ {
+ default:
+ G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
+ break;
+ }
+}
+
+static void
+gdaex_sql_builder_get_property (GObject *object, guint property_id, GValue *value, GParamSpec *pspec)
+{
+ GdaExSqlBuilder *gdaex_sql_builder = GDAEX_SQLBUILDER (object);
+ GdaExSqlBuilderPrivate *priv = GDAEX_SQLBUILDER_GET_PRIVATE (gdaex_sql_builder);
+
+ switch (property_id)
+ {
+ default:
+ G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
+ break;
+ }
+}
--- /dev/null
+/*
+ * sqlbuilder.h
+ *
+ * Copyright (C) 2015 Andrea Zagli <azagli@libero.it>
+ *
+ * This file is part of libgdaex.
+ *
+ * libgdaex is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * libgdaex is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with libgdaex; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ *
+ */
+
+#ifndef __GDAEX_SQL_BUILDER_H__
+#define __GDAEX_SQLBUILDER_H__
+
+#include <glib.h>
+#include <glib-object.h>
+
+#include "gdaex.h"
+
+G_BEGIN_DECLS
+
+
+#define GDAEX_TYPE_SQLBUILDER (gdaex_sql_builder_get_type ())
+#define GDAEX_SQLBUILDER(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GDAEX_TYPE_SQLBUILDER, GdaExSqlBuilder))
+#define GDAEX_SQLBUILDER_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GDAEX_TYPE_SQLBUILDER, GdaExSqlBuilderClass))
+#define GDAEX_IS_SQLBUILDER(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GDAEX_TYPE_SQL_BUILDER))
+#define GDAEX_IS_SQLBUILDER_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GDAEX_TYPE_SQLBUILDER))
+#define GDAEX_SQLBUILDER_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GDAEX_TYPE_SQLBUILDER, GdaExSqlBuilderClass))
+
+
+typedef struct _GdaExSqlBuilder GdaExSqlBuilder;
+typedef struct _GdaExSqlBuilderClass GdaExSqlBuilderClass;
+
+struct _GdaExSqlBuilder
+ {
+ GObject parent;
+ };
+
+struct _GdaExSqlBuilderClass
+ {
+ GObjectClass parent_class;
+ };
+
+GType gdaex_sql_builder_get_type (void) G_GNUC_CONST;
+
+
+GdaExSqlBuilder *gdaex_sql_builder_new (GdaSqlStatementType stmt_type);
+
+void gdaex_sql_builder_from (GdaExSqlBuilder *sqlb, const gchar *table_name, const gchar *table_alias);
+
+GdaSqlBuilder *gdaex_sql_builder_get_gda_sql_builder (GdaExSqlBuilder *sqlb);
+const gchar *gdaex_sql_builder_get_sql (GdaExSqlBuilder *sqlb);
+
+
+G_END_DECLS
+
+#endif /* __GDAEX_SQLBUILDER_H__ */
--- /dev/null
+/*
+ * Copyright (C) 2015 Andrea Zagli <azagli@libero.it>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ */
+
+#include <libgdaex.h>
+
+int
+main (int argc, char **argv)
+{
+ GdaExSqlBuilder *sqlb;
+
+ gtk_init (&argc, &argv);
+
+ sqlb = gdaex_sql_builder_new (GDA_SQL_STATEMENT_SELECT);
+ gdaex_sql_builder_from (sqlb, "pippo", "pluto");
+
+ g_message ("sql: %s", gdaex_sql_builder_get_sql (sqlb));
+
+ return 0;
+}
projects / libgdaex / commitdiff