add --in-place option to text-info dialog

data/yad.1

@@ -963,6 +963,9 @@ Set color for links. Default is \fIblue\fP.
 .B \-\-listen
 Listen data from stdin even if filename was specified.
 .TP
+.B \-\-in-place
+Save file on exit instead of print it content on stdout. This option works only if file was specified from command-line.
+.TP
 Next options works only if yad builds with GtkSourceView.
 .TP
 .B \-\-lang=\fILANGUAGE\fP

src/option.c

@@ -650,6 +650,8 @@ static GOptionEntry text_options[] = {
     N_("Use specified color for links"), N_("COLOR") },
   { "formatted", 0, 0, G_OPTION_ARG_NONE, &options.text_data.formatted,
     N_("Use pango markup"), NULL },
+  { "in-place", 0, 0, G_OPTION_ARG_NONE, &options.text_data.in_place,
+    N_("Save file instead of print on exit"), NULL },
   { NULL }
 };
 
@@ -1839,6 +1841,7 @@ yad_options_init (void)
   options.text_data.uri_color = URI_COLOR;
 #endif
   options.text_data.formatted = FALSE;
+  options.text_data.in_place = FALSE;
 
 #ifdef HAVE_SOURCEVIEW
   /* Initialize sourceview data */

src/text.c

@@ -644,6 +644,29 @@ text_print_result (void)
 
   gtk_text_buffer_get_bounds (GTK_TEXT_BUFFER (text_buffer), &start, &end);
   text = gtk_text_buffer_get_text (GTK_TEXT_BUFFER (text_buffer), &start, &end, 0);
-  g_print ("%s", text);
+  if (options.text_data.in_place && options.common_data.uri)
+    {
+      GStatBuf st;
+      GError *err = NULL;
+
+      /* g_file_set_contents changes the file permissions. so it must kept and restore after file saving */
+      if (g_stat (options.common_data.uri, &st) == 0)
+        {
+          if (!g_file_set_contents (options.common_data.uri, text, -1, &err))
+            {
+              g_printerr ("Cannot save file %s: %s\n", options.common_data.uri, err->message);
+              g_error_free (err);
+            }
+          else
+            {
+              /* restore permissions */
+              g_chmod (options.common_data.uri, st.st_mode);
+            }
+        }
+      else
+        g_printerr ("Cannot stat file %s\n", options.common_data.uri);
+    }
+  else
+    g_print ("%s", text);
   g_free (text);
 }

src/yad.h

@@ -23,7 +23,9 @@
 #include <config.h>
 
 #include <sys/types.h>
+#include <sys/stat.h>
 #include <sys/ipc.h>
+#include <fcntl.h>
 
 #include <gdk/gdkx.h>
 
@@ -33,6 +35,7 @@
 
 #include <glib/gi18n.h>
 #include <glib/gprintf.h>
+#include <glib/gstdio.h>
 
 #ifdef HAVE_HTML
 #include <webkit2/webkit2.h>
@@ -469,6 +472,7 @@ typedef struct {
   gboolean formatted;
   gchar *fore;
   gchar *back;
+  gboolean in_place;
 } YadTextData;
 
 #ifdef HAVE_SOURCEVIEW