From: Andrea Zagli <azagli@libero.it>
Date: Mon, 15 Jun 2015 19:54:26 +0000 (+0200)
Subject: Added functions ZakCgiMain::out, ::get_env and ::dump_env.
X-Git-Tag: v0.0.1~35
X-Git-Url: https://saetta.ns0.it/gitweb?a=commitdiff_plain;h=06b6aacf19f37b32063140fdaa8e39860e51ff89;p=libzakcgi

Added functions ZakCgiMain::out, ::get_env and ::dump_env.
---

diff --git a/.gitignore b/.gitignore
index 8129d06..a46cc6c 100644
--- a/.gitignore
+++ b/.gitignore
@@ -50,3 +50,4 @@ intltool-*
 Rules-quot
 *.exe
 *.csv
+tests/env
diff --git a/autogen.sh b/autogen.sh
old mode 100644
new mode 100755
diff --git a/src/main.c b/src/main.c
index dca4f0d..ce7b54a 100644
--- a/src/main.c
+++ b/src/main.c
@@ -20,8 +20,12 @@
 	#include <config.h>
 #endif
 
+#include <unistd.h>
+
 #include "main.h"
 
+extern char **environ;
+
 static void zak_cgi_main_class_init (ZakCgiMainClass *class);
 static void zak_cgi_main_init (ZakCgiMain *zak_cgi_main);
 
@@ -85,6 +89,82 @@ ZakCgiMain
 	return zak_cgi_main;
 }
 
+/**
+ * zak_cgi_main_out:
+ * body:
+ *
+ */
+void
+zak_cgi_main_out (const gchar *body)
+{
+	g_printf ("%s%c%c\n%s\n",
+	          "Content-Type: text/html; charset=UTF-8", 13, 10,
+	          body);
+}
+
+/**
+ * zak_cgi_main_get_env:
+ *
+ * Returns: a #GHashTable with all the environment variables.
+ */
+GHashTable
+*zak_cgi_main_get_env (void)
+{
+	GHashTable *ht;
+
+	guint l;
+	guint i;
+	gchar **envs;
+
+	ht = g_hash_table_new (g_str_hash, g_str_equal);
+
+	l = g_strv_length (environ);
+	for (i = 0; i < l; i++)
+		{
+			envs = g_strsplit (environ[i], "=", 2);
+			g_hash_table_replace (ht, g_strdup (envs[0]), g_strdup (envs[1]));
+			g_strfreev (envs);
+		}
+
+	return ht;
+}
+
+gchar
+*zak_cgi_main_dump_env ()
+{
+	GHashTable *ht_env;
+	GHashTableIter iter;
+
+	GString *str;
+	gchar *ret;
+
+	gpointer key;
+	gpointer value;
+
+	ht_env = zak_cgi_main_get_env ();
+
+	str = g_string_new ("");
+
+	if (g_hash_table_size (ht_env) > 0)
+		{
+			g_string_append_printf (str, "<table>\n");
+
+			g_hash_table_iter_init (&iter, ht_env);
+			while (g_hash_table_iter_next (&iter, &key, &value))
+				{
+					g_string_append_printf (str, "<tr><td>%s</td><td>%s</td></tr>\n",
+					                        (gchar *)key, (gchar *)value);
+				}
+
+			g_string_append_printf (str, "</table>\n");
+		}
+
+	ret = g_strdup (str->str);
+	g_string_free (str, TRUE);
+
+	return ret;
+}
+
 /* PRIVATE */
 static void
 zak_cgi_main_set_property (GObject *object,
diff --git a/src/main.h b/src/main.h
index 6672062..52602ab 100644
--- a/src/main.h
+++ b/src/main.h
@@ -51,6 +51,11 @@ GType zak_cgi_main_get_type (void);
 
 ZakCgiMain *zak_cgi_main_new (void);
 
+void zak_cgi_main_out (const gchar *body);
+
+GHashTable *zak_cgi_main_get_env (void);
+gchar *zak_cgi_main_dump_env ();
+
 
 G_END_DECLS
 
diff --git a/tests/Makefile.am b/tests/Makefile.am
index c682487..a70c5c9 100644
--- a/tests/Makefile.am
+++ b/tests/Makefile.am
@@ -8,4 +8,5 @@ LIBS = $(ZAKCGI_LIBS) \
 
 LDADD = $(top_builddir)/src/libzakcgi.la
 
-noinst_PROGRAMS = 
+noinst_PROGRAMS = \
+                    env
diff --git a/tests/env.c b/tests/env.c
new file mode 100644
index 0000000..0a3e519
--- /dev/null
+++ b/tests/env.c
@@ -0,0 +1,41 @@
+/*
+ * Copyright (C) 2015 Andrea Zagli <azagli@libero.it>
+ *
+ * This library 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 2.1 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ */
+
+#include <main.h>
+
+int
+main (int argc, char *argv[])
+{
+	gchar *env;
+	GString *str;
+
+	env = zak_cgi_main_dump_env ();
+
+	str = g_string_new ("<html>\n"
+	                    "<head><title>Environment variables</title></head>\n"
+	                    "<body>\n");
+
+	g_string_append_printf (str, "%s\n</body>", env);
+	g_free (env);
+
+	zak_cgi_main_out (str->str);
+	g_string_free (str, TRUE);
+
+	return 0;
+}
+