Added tool to export tables to csv.

diff --git a/.gitignore b/.gitignore
index 830881cf75671392562bd518023fef93ea7f8e39..4bf3eba9cb5fb0fe49e3941eba30c2c840d08a3a 100644 (file)
--- a/.gitignore
+++ b/.gitignore
@@ -56,4 +56,7 @@ tests/sqlbuilder
 tests/metastore
 *~
 *.gir
-*.typelib
\ No newline at end of file
+*.typelib
+tools/*.exe
+tools/gdaex_exp_csv
+*.csv
\ No newline at end of file

diff --git a/Makefile.am b/Makefile.am
index 462f209cc9010010634c1b12a95e06d478cb497a..03bbee76af56e359ce93449f728d9105b1fe74af 100644 (file)
--- a/Makefile.am
+++ b/Makefile.am
@@ -1,6 +1,6 @@
 DISTCHECK_CONFIGURE_FLAGS = --enable-gtk-doc --enable-introspection
 
-SUBDIRS = data po src gdaex2gettext docs tests
+SUBDIRS = data po src gdaex2gettext docs tests tools
 
 ACLOCAL_AMFLAGS = -I m4
 

diff --git a/configure.ac b/configure.ac
index cbaf3a215aa5d2ed456bf33ebf5e57a9a87214da..3bed8c342033d5ae80f248b461a75afe90d9fdb3 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -95,6 +95,7 @@ AC_CONFIG_FILES([
        docs/reference/version.xml
        gdaex2gettext/Makefile
        tests/Makefile
+       tools/Makefile
        po/Makefile.in
 ])
 AC_OUTPUT

diff --git a/tools/Makefile.am b/tools/Makefile.am
new file mode 100644 (file)
index 0000000..5732459
--- /dev/null
+++ b/tools/Makefile.am
@@ -0,0 +1,13 @@
+LIBS = $(GDAEX_LIBS) \
+       -export-dynamic
+
+AM_CPPFLAGS = $(GDAEX_CFLAGS) \
+              -I$(top_srcdir)/src \
+              -DTESTSDIR="\"@abs_builddir@\""
+
+noinst_PROGRAMS = \
+                  gdaex_exp_csv
+
+LDADD = $(top_builddir)/src/libgdaex.la
+
+EXTRA_DIST =

diff --git a/tools/gdaex_exp_csv.c b/tools/gdaex_exp_csv.c
new file mode 100644 (file)
index 0000000..132bebb
--- /dev/null
+++ b/tools/gdaex_exp_csv.c
@@ -0,0 +1,119 @@
+/*
+ * Copyright (C) 2019 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.
+ */
+
+#ifdef HAVE_CONFIG_H
+       #include <config.h>
+#endif
+
+#include <gtk/gtk.h>
+#include <libgdaex.h>
+
+static gchar *cnc_string = NULL;
+static gchar **tables = NULL;
+
+static GOptionEntry entries[] =
+{
+       { "cnc_string", 'c', 0, G_OPTION_ARG_STRING, &cnc_string, "Connection string", NULL},
+       { "table", 't', 0, G_OPTION_ARG_STRING_ARRAY, &tables, "Table (can be used more times)", NULL },
+       { NULL }
+};
+
+
+int
+main (int argc, char **argv)
+{
+       GdaEx *gdaex;
+
+       GError *error;
+
+       GOptionContext *context;
+
+       guint l;
+       guint i;
+
+       GdaSet *gdaset;
+
+       gda_init ();
+
+       error = NULL;
+       context = g_option_context_new ("- export table(s) to csv");
+       g_option_context_add_main_entries (context, entries, GETTEXT_PACKAGE);
+       if (!g_option_context_parse (context, &argc, &argv, &error))
+               {
+                       g_error ("Error command line parsing: %s.",
+                                        error != NULL && error->message != NULL ? error->message : "no details");
+                       return 0;
+               }
+
+       if (cnc_string == NULL)
+               {
+                       g_error ("No connection string supplied.");
+                       return 0;
+               }
+
+       gdaex = gdaex_new_from_string (cnc_string);
+       if (gdaex == NULL)
+               {
+                       g_error ("Unable to connect to database: %s", cnc_string);
+               }
+
+       l = g_strv_length (tables);
+       if (l < 1)
+               {
+                       g_error ("No table(s) to export supplied.");
+                       return 0;
+               }
+
+       gdaset = gda_set_new_inline (5,
+                                    "NAMES_ON_FIRST_LINE", G_TYPE_BOOLEAN, TRUE,
+                                    "SEPARATOR", G_TYPE_STRING, ";",
+                                    "QUOTE", G_TYPE_STRING, "",
+                                    "OVERWRITE", G_TYPE_BOOLEAN, TRUE,
+                                    "NULL_AS_EMPTY", G_TYPE_BOOLEAN, TRUE);
+
+       for (i = 0; i < l; i++)
+               {
+                       gchar *sql;
+                       GdaDataModel *dm;
+
+                       sql = g_strdup_printf ("SELECT * FROM %s",
+                                              tables[i]);
+                       dm = gdaex_query (gdaex, sql);
+                       g_free (sql);
+                       if (!gdaex_data_model_is_empty (dm))
+                               {
+                                       error = NULL;
+                                       gda_data_model_export_to_file (dm,
+                                                                      GDA_DATA_MODEL_IO_TEXT_SEPARATED,
+                                                                      g_strdup_printf ("%s.csv", tables[i]),
+                                                                      NULL,
+                                                                      0,
+                                                                      NULL,
+                                                                      0,
+                                                                      gdaset,
+                                                                      &error);
+                               }
+
+                       if (dm != NULL)
+                               {
+                                       g_object_unref (dm);
+                               }
+               }
+
+       return 0;
+}