Introduced a new "trash" plug-in (currently able to list the content of the trash)

Makefile

@@ -91,6 +91,7 @@ dist:
 		$(PACKAGE)-$(VERSION)/src/plugins/selection.c \
 		$(PACKAGE)-$(VERSION)/src/plugins/subversion.c \
 		$(PACKAGE)-$(VERSION)/src/plugins/template.c \
+		$(PACKAGE)-$(VERSION)/src/plugins/trash.c \
 		$(PACKAGE)-$(VERSION)/src/plugins/volumes.c \
 		$(PACKAGE)-$(VERSION)/src/plugins/Makefile \
 		$(PACKAGE)-$(VERSION)/src/plugins/common.c \

src/plugins/Makefile

@@ -1,4 +1,4 @@
-TARGETS	= cvs.so dirtree.so favorites.so git.so make.so preview.so properties.so selection.so subversion.so template.so volumes.so
+TARGETS	= cvs.so dirtree.so favorites.so git.so make.so preview.so properties.so selection.so subversion.so template.so trash.so volumes.so
 PREFIX	= /usr/local
 DESTDIR	=
 LIBDIR	= $(PREFIX)/lib
@@ -89,6 +89,13 @@ template_LDFLAGS = $(LDFLAGSF) $(LDFLAGS)
 template.so: $(template_OBJS)
 	$(CCSHARED) -o template.so $(template_OBJS) $(template_LDFLAGS)
 
+trash_OBJS = trash.o
+trash_CFLAGS = $(CPPFLAGSF) $(CPPFLAGS) $(CFLAGSF) $(CFLAGS)
+trash_LDFLAGS = $(LDFLAGSF) $(LDFLAGS)
+
+trash.so: $(trash_OBJS)
+	$(CCSHARED) -o trash.so $(trash_OBJS) $(trash_LDFLAGS)
+
 volumes_OBJS = volumes.o
 volumes_CFLAGS = $(CPPFLAGSF) $(CPPFLAGS) $(CFLAGSF) $(CFLAGS)
 volumes_LDFLAGS = $(LDFLAGSF) $(LDFLAGS)
@@ -126,11 +133,14 @@ subversion.o: subversion.c common.c ../../include/Browser.h
 template.o: template.c ../../include/Browser.h
 	$(CC) $(template_CFLAGS) -c template.c
 
+trash.o: trash.c ../../include/Browser.h
+	$(CC) $(trash_CFLAGS) -c trash.c
+
 volumes.o: volumes.c ../../include/Browser.h
 	$(CC) $(volumes_CFLAGS) -c volumes.c
 
 clean:
-	$(RM) -- $(cvs_OBJS) $(dirtree_OBJS) $(favorites_OBJS) $(git_OBJS) $(make_OBJS) $(preview_OBJS) $(properties_OBJS) $(selection_OBJS) $(subversion_OBJS) $(template_OBJS) $(volumes_OBJS)
+	$(RM) -- $(cvs_OBJS) $(dirtree_OBJS) $(favorites_OBJS) $(git_OBJS) $(make_OBJS) $(preview_OBJS) $(properties_OBJS) $(selection_OBJS) $(subversion_OBJS) $(template_OBJS) $(trash_OBJS) $(volumes_OBJS)
 
 distclean: clean
 	$(RM) -- $(TARGETS)
@@ -153,6 +163,8 @@ install: $(TARGETS)
 	$(MKDIR) $(DESTDIR)$(LIBDIR)/Browser/plugins
 	$(INSTALL) -m 0644 subversion.so $(DESTDIR)$(LIBDIR)/Browser/plugins/subversion.so
 	$(MKDIR) $(DESTDIR)$(LIBDIR)/Browser/plugins
+	$(INSTALL) -m 0644 trash.so $(DESTDIR)$(LIBDIR)/Browser/plugins/trash.so
+	$(MKDIR) $(DESTDIR)$(LIBDIR)/Browser/plugins
 	$(INSTALL) -m 0644 volumes.so $(DESTDIR)$(LIBDIR)/Browser/plugins/volumes.so
 
 uninstall:
@@ -164,6 +176,7 @@ uninstall:
 	$(RM) -- $(DESTDIR)$(LIBDIR)/Browser/plugins/preview.so
 	$(RM) -- $(DESTDIR)$(LIBDIR)/Browser/plugins/properties.so
 	$(RM) -- $(DESTDIR)$(LIBDIR)/Browser/plugins/subversion.so
+	$(RM) -- $(DESTDIR)$(LIBDIR)/Browser/plugins/trash.so
 	$(RM) -- $(DESTDIR)$(LIBDIR)/Browser/plugins/volumes.so
 
 .PHONY: all clean distclean install uninstall

src/plugins/project.conf

@@ -1,4 +1,4 @@
-targets=cvs,dirtree,favorites,git,make,preview,properties,selection,subversion,template,volumes
+targets=cvs,dirtree,favorites,git,make,preview,properties,selection,subversion,template,trash,volumes
 cppflags_force=-I ../../include
 cppflags=
 cflags_force=-W `pkg-config --cflags libDesktop`
@@ -84,6 +84,14 @@ sources=template.c
 [template.c]
 depends=../../include/Browser.h
 
+[trash]
+type=plugin
+sources=trash.c
+install=$(LIBDIR)/Browser/plugins
+
+[trash.c]
+depends=../../include/Browser.h
+
 [volumes]
 type=plugin
 sources=volumes.c

src/plugins/trash.c

@@ -0,0 +1,284 @@
+/* $Id$ */
+/* Copyright (c) 2014 Pierre Pronchery <khorben@defora.org> */
+/* This file is part of DeforaOS Desktop Browser */
+/* 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, version 3 of the License.
+ *
+ * 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, see <http://www.gnu.org/licenses/>. */
+
+
+
+#include <dirent.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+#include <time.h>
+#include <System.h>
+#include <libintl.h>
+#include "Browser.h"
+#define _(string) gettext(string)
+#define N_(string) (string)
+
+
+/* Trash */
+/* private */
+/* types */
+typedef struct _BrowserPlugin
+{
+	BrowserPluginHelper * helper;
+
+	guint source;
+
+	/* widgets */
+	GtkWidget * widget;
+	GtkWidget * view;
+	GtkListStore * store;
+} Trash;
+
+
+/* prototypes */
+static Trash * _trash_init(BrowserPluginHelper * helper);
+static void _trash_destroy(Trash * trash);
+static GtkWidget * _trash_get_widget(Trash * trash);
+static void _trash_refresh(Trash * trash, GList * selection);
+
+static void _trash_refresh_trash(Trash * trash);
+
+/* callbacks */
+static void _trash_on_select_all(gpointer data);
+static gboolean _trash_on_timeout(gpointer data);
+
+
+/* public */
+/* variables */
+BrowserPluginDefinition plugin =
+{
+	N_("Trash"),
+	"user-trash",
+	NULL,
+	_trash_init,
+	_trash_destroy,
+	_trash_get_widget,
+	_trash_refresh
+};
+
+
+/* private */
+/* functions */
+/* trash_init */
+static Trash * _trash_init(BrowserPluginHelper * helper)
+{
+	Trash * trash;
+	GtkWidget * widget;
+	GtkToolItem * toolitem;
+	GtkTreeSelection * treesel;
+	GtkCellRenderer * renderer;
+	GtkTreeViewColumn * column;
+
+	if((trash = object_new(sizeof(*trash))) == NULL)
+		return NULL;
+	trash->helper = helper;
+	trash->source = 0;
+#if GTK_CHECK_VERSION(3, 0, 0)
+	trash->widget = gtk_box_new(GTK_ORIENTATION_VERTICAL, 0);
+#else
+	trash->widget = gtk_vbox_new(FALSE, 0);
+#endif
+	widget = gtk_toolbar_new();
+	/* FIXME handle sensitiveness */
+	toolitem = gtk_tool_button_new(NULL, _("Move to trash"));
+#if GTK_CHECK_VERSION(2, 8, 0)
+	gtk_tool_button_set_icon_name(GTK_TOOL_BUTTON(toolitem), "user-trash");
+#else
+	/* FIXME implement */
+#endif
+	/* FIXME handle the signal */
+	gtk_toolbar_insert(GTK_TOOLBAR(widget), toolitem, -1);
+	toolitem = gtk_separator_tool_item_new();
+	gtk_toolbar_insert(GTK_TOOLBAR(widget), toolitem, -1);
+	toolitem = gtk_tool_button_new_from_stock(GTK_STOCK_SELECT_ALL);
+	g_signal_connect_swapped(toolitem, "clicked", G_CALLBACK(
+				_trash_on_select_all), trash);
+	gtk_toolbar_insert(GTK_TOOLBAR(widget), toolitem, -1);
+	toolitem = gtk_tool_button_new_from_stock(GTK_STOCK_DELETE);
+	/* FIXME handle the signal */
+	gtk_toolbar_insert(GTK_TOOLBAR(widget), toolitem, -1);
+	gtk_box_pack_start(GTK_BOX(trash->widget), widget, FALSE, TRUE, 0);
+	widget = gtk_scrolled_window_new(NULL, NULL);
+	gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(widget),
+			GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
+	trash->store = gtk_list_store_new(5, GDK_TYPE_PIXBUF, G_TYPE_STRING,
+			G_TYPE_STRING, G_TYPE_UINT, G_TYPE_STRING);
+	trash->view = gtk_tree_view_new_with_model(GTK_TREE_MODEL(
+				trash->store));
+	gtk_tree_view_set_headers_visible(GTK_TREE_VIEW(trash->view), TRUE);
+	treesel = gtk_tree_view_get_selection(GTK_TREE_VIEW(trash->view));
+	gtk_tree_selection_set_mode(treesel, GTK_SELECTION_MULTIPLE);
+	/* icon */
+	renderer = gtk_cell_renderer_pixbuf_new();
+	column = gtk_tree_view_column_new_with_attributes("", renderer,
+			"pixbuf", 0, NULL);
+	gtk_tree_view_append_column(GTK_TREE_VIEW(trash->view), column);
+	/* path to the original file */
+	renderer = gtk_cell_renderer_text_new();
+	column = gtk_tree_view_column_new_with_attributes(_("Filename"),
+			renderer, "text", 2, NULL);
+	gtk_tree_view_column_set_resizable(column, TRUE);
+	gtk_tree_view_append_column(GTK_TREE_VIEW(trash->view), column);
+	/* timestamp */
+	renderer = gtk_cell_renderer_text_new();
+	column = gtk_tree_view_column_new_with_attributes(_("Deleted"),
+			renderer, "text", 4, NULL);
+	gtk_tree_view_append_column(GTK_TREE_VIEW(trash->view), column);
+	gtk_container_add(GTK_CONTAINER(widget), trash->view);
+	gtk_box_pack_start(GTK_BOX(trash->widget), widget, TRUE, TRUE, 0);
+	gtk_widget_show_all(trash->widget);
+	trash->source = g_idle_add(_trash_on_timeout, trash);
+	return trash;
+}
+
+
+/* trash_destroy */
+static void _trash_destroy(Trash * trash)
+{
+	if(trash->source != 0)
+		g_source_remove(trash->source);
+	object_delete(trash);
+}
+
+
+/* trash_get_widget */
+static GtkWidget * _trash_get_widget(Trash * trash)
+{
+	return trash->widget;
+}
+
+
+/* trash_refresh */
+static void _trash_refresh(Trash * trash, GList * selection)
+{
+	/* FIXME implement (save a copy of the selection) */
+}
+
+
+/* trash_refresh_trash */
+static char * _refresh_path(void);
+
+static void _trash_refresh_trash(Trash * trash)
+{
+	const char ext[] = ".trashinfo";
+	const char section[] = "Trash Info";
+	BrowserPluginHelper * helper = trash->helper;
+	Config * config;
+	char * path;
+	DIR * dir;
+	struct dirent * de;
+	size_t len;
+	GtkTreeIter iter;
+	GdkPixbuf * pixbuf;
+	char * p;
+	char const * q;
+	struct tm tm;
+	time_t t;
+	char const * u;
+
+	/* FIXME report errors */
+	if((path = _refresh_path()) == NULL)
+		return;
+	if((config = config_new()) == NULL)
+	{
+		free(path);
+		return;
+	}
+	/* FIXME should try to create the directory */
+	if((dir = opendir(path)) == NULL)
+	{
+		config_delete(config);
+		free(path);
+		return;
+	}
+	gtk_list_store_clear(trash->store);
+	while((de = readdir(dir)) != NULL)
+	{
+		if((len = strlen(de->d_name)) <= sizeof(ext))
+			continue;
+		if(strncmp(&de->d_name[len - sizeof(ext) + 1], ext,
+					sizeof(ext)) != 0)
+			continue;
+		config_reset(config);
+		p = g_strdup_printf("%s/%s", path, de->d_name);
+		if(config_load(config, p) != 0
+				|| (q = config_get(config, section, "Path"))
+				== NULL)
+		{
+			g_free(p);
+			continue;
+		}
+		pixbuf = helper->get_icon(helper->browser, q, NULL, NULL, NULL,
+				24);
+		t = -1;
+		if((u = config_get(config, section, "DeletionDate")) != NULL
+				&& strptime(u, "%Y-%m-%dT%H:%M:%S", &tm)
+				!= NULL)
+			/* XXX also format u in a nicer way */
+			t = mktime(&tm);
+		else
+			u = "";
+		gtk_list_store_append(trash->store, &iter);
+		gtk_list_store_set(trash->store, &iter, 0, pixbuf, 1, p, 2, q,
+				3, t, 4, u, -1);
+		g_free(p);
+	}
+	config_delete(config);
+	free(path);
+}
+
+static char * _refresh_path(void)
+{
+	const char fallback[] = ".local/share";
+	const char trash[] = "Trash/info";
+	char * ret;
+	char const * homedir;
+	size_t len;
+
+	/* FIXME check $XDG_DATA_HOME first */
+	if((homedir = getenv("HOME")) == NULL)
+		homedir = g_get_home_dir();
+	len = strlen(homedir) + 1 + sizeof(fallback) + 1 + sizeof(trash);
+	if((ret = malloc(len)) == NULL)
+		return NULL;
+	snprintf(ret, len, "%s/%s/%s", homedir, fallback, trash);
+	return ret;
+}
+
+
+/* callbacks */
+/* trash_on_select_all */
+static void _trash_on_select_all(gpointer data)
+{
+	Trash * trash = data;
+	GtkTreeSelection * treesel;
+
+	treesel = gtk_tree_view_get_selection(GTK_TREE_VIEW(trash->view));
+	gtk_tree_selection_select_all(treesel);
+}
+
+
+/* trash_on_timeout */
+static gboolean _trash_on_timeout(gpointer data)
+{
+	Trash * trash = data;
+
+	trash->source = 0;
+	_trash_refresh_trash(trash);
+	/* FIXME refresh only if necessary */
+	trash->source = g_timeout_add(5000, _trash_on_timeout, trash);
+	return FALSE;
+}