X-Git-Url: https://git.carlh.net/gitweb/?a=blobdiff_plain;f=gtk2_ardour%2Fsession_metadata_dialog.cc;h=7973d035bb389f186837b17811a896be92620fe7;hb=1b5247ebb9ef89b922c3c0b2a8194d510bdd75e1;hp=67d04faa9e58d75ec5bfcaac80a614bd1b77a086;hpb=98834c05324b6e5be70e642ef5b5d62f6d34334a;p=ardour.git

diff --git a/gtk2_ardour/session_metadata_dialog.cc b/gtk2_ardour/session_metadata_dialog.cc
index 67d04faa9e..7973d035bb 100644
--- a/gtk2_ardour/session_metadata_dialog.cc
+++ b/gtk2_ardour/session_metadata_dialog.cc
@@ -26,6 +26,7 @@
 #include "pbd/xml++.h"
 #include "pbd/error.h"
 
+#include "ardour/filename_extensions.h"
 #include "ardour/session.h"
 #include "ardour/session_utils.h"
 
@@ -153,7 +154,7 @@ NumberMetadataField::load_data (ARDOUR::SessionMetadata const & data)
 void
 NumberMetadataField::update_value ()
 {
-	// Accpt only numbers
+	// Accept only numbers that will fit into a uint32_t
 	uint32_t number = str_to_uint (entry->get_text());
 	_value = uint_to_str (number);
 	entry->set_text (_value);
@@ -215,6 +216,126 @@ NumberMetadataField::str_to_uint (string const & str) const
 }
 
 
+
+/* EAN13MetadataField */
+
+EAN13MetadataField::EAN13MetadataField (Getter getter, Setter setter, string const & field_name, guint width) :
+  MetadataField (field_name),
+  getter (getter),
+  setter (setter),
+  width (width)
+{
+	entry = 0;
+	label = 0;
+	value_label = 0;
+	status_label = Gtk::manage (new Gtk::Label (""));
+}
+
+MetadataPtr
+EAN13MetadataField::copy ()
+{
+	return MetadataPtr (new EAN13MetadataField (getter, setter, _name, width));
+}
+
+void
+EAN13MetadataField::save_data (ARDOUR::SessionMetadata & data) const
+{
+	CALL_MEMBER_FN (data, setter) (_value);
+}
+
+void
+EAN13MetadataField::load_data (ARDOUR::SessionMetadata const & data)
+{
+	_value = CALL_MEMBER_FN (data, getter) ();
+	if (entry) {
+		entry->set_text (_value);
+	}
+	update_status ();
+}
+
+void
+EAN13MetadataField::update_value ()
+{
+	// Accept only numeric characters
+	_value = numeric_string (entry->get_text());
+	entry->set_text (_value);
+	update_status ();
+}
+
+void
+EAN13MetadataField::update_status ()
+{
+	int len = _value.length ();
+	if (len == 13) {
+		// calculate EAN-13 modulo 10 check digit
+		int sum = 0;
+		const char *p = _value.c_str();
+		for (int i =0; i < 12; i++) {
+			char c = p[i] - '0';
+			if (i % 2) {
+				sum += c;
+			} else {
+				sum += c * 3;
+			}
+		}
+		sum %= 10;
+		if (sum == p[12] - '0') {
+			status_label->set_markup (string_compose(
+						"<span color=\"green\">%1: %2</span>",
+						_("EAN Check digit OK"), sum));
+		} else {
+			status_label->set_markup (string_compose(
+						"<span color=\"#ffa755\">%1: %2 (%3 %4)</span>",
+						_("EAN Check digit error"), p[12] - '0', _("expected"), sum));
+		}
+	} else if (len > 0) {
+		status_label->set_markup (string_compose(
+					"<span color=\"#ffa755\">%1: %2 (&lt;13)</span>",
+					_("EAN Length error"), len));
+	} else {
+		status_label->set_text("");
+	}
+}
+
+Gtk::Widget &
+EAN13MetadataField::name_widget ()
+{
+	label = Gtk::manage (new Gtk::Label(_name + ':'));
+	label->set_alignment (1, 0.5);
+	return *label;
+}
+
+Gtk::Widget &
+EAN13MetadataField::value_widget ()
+{
+	value_label = Gtk::manage (new Gtk::Label(_value));
+	return *value_label;
+}
+
+Gtk::Widget &
+EAN13MetadataField::edit_widget ()
+{
+	entry = Gtk::manage (new Gtk::Entry());
+
+	entry->set_text (_value);
+	entry->set_width_chars (width);
+	entry->set_max_length (13);
+	entry->signal_changed().connect (sigc::mem_fun(*this, &EAN13MetadataField::update_value));
+
+	return *entry;
+}
+
+string
+EAN13MetadataField::numeric_string (string const & str) const
+{
+	string tmp (str);
+	string::size_type i;
+	while ((i = tmp.find_first_not_of("1234567890")) != string::npos) {
+		tmp.erase (i, 1);
+	}
+	return tmp;
+}
+
 /* SessionMetadataSet */
 
 SessionMetadataSet::SessionMetadataSet (string const & name)
@@ -608,6 +729,14 @@ SessionMetadataDialog<DataSet>::init_album_data ()
 
 	ptr = MetadataPtr (new TextMetadataField (&ARDOUR::SessionMetadata::isrc, &ARDOUR::SessionMetadata::set_isrc, _("ISRC")));
 	data_set->add_data_field (ptr);
+
+	ptr = MetadataPtr (new EAN13MetadataField (&ARDOUR::SessionMetadata::barcode, &ARDOUR::SessionMetadata::set_barcode, _("EAN barcode")));
+	data_set->add_data_field (ptr);
+
+	// EAN13MetadataField is the only kind of MetadataField which has a status label.
+	EAN13MetadataField &emf = (EAN13MetadataField &) *ptr;
+	((Gtk::VBox &) data_set->get_widget()).pack_end (*emf.status_label);
+	emf.update_status ();
 }
 
 template <typename DataSet>
@@ -725,7 +854,7 @@ SessionMetadataImporter::run ()
 	session_selector.set_default_response(Gtk::RESPONSE_ACCEPT);
 
 	Gtk::FileFilter session_filter;
-	session_filter.add_pattern ("*.ardour");
+	session_filter.add_pattern (string_compose(X_("*%1"), ARDOUR::statefile_suffix));
 	session_filter.set_name (string_compose (_("%1 sessions"), PROGRAM_NAME));
 	session_selector.add_filter (session_filter);
 	session_selector.set_filter (session_filter);
@@ -754,7 +883,7 @@ SessionMetadataImporter::run ()
 
 	/* We have a session: load the data and run dialog */
 
-	string filename = Glib::build_filename (path, name + ".ardour");
+	string filename = Glib::build_filename (path, name + ARDOUR::statefile_suffix);
 	XMLTree session_tree;
 	if (!session_tree.read (filename)) {
 		warn_user (_("This session file could not be read!"));
@@ -771,7 +900,7 @@ SessionMetadataImporter::run ()
 		return;
 	}
 
-	//create a temporary 
+	//create a temporary
 	ARDOUR::SessionMetadata data;
 	data.set_state (*node, version);
 	init_data ( true );  //skip user data here