Committing the patch to add menu items in attachment bar.

svn path=/trunk/; revision=30525

1 files changed, 356 insertions, 1 deletions

diff --git a/calendar/gui/e-cal-popup.c b/calendar/gui/e-cal-popup.c
index 2ceeeb63ad..eb542459a7 100644
--- a/calendar/gui/e-cal-popup.c
+++ b/calendar/gui/e-cal-popup.c
@@ -24,16 +24,28 @@
 #endif
 
 #include <string.h>
+#include <fcntl.h>
 #include <stdlib.h>
 
 #include <glib.h>
 
+#include <libgnomevfs/gnome-vfs-mime-handlers.h>
+#include <libgnomevfs/gnome-vfs-mime.h>
+
 #include "e-cal-popup.h"
 #include <libedataserverui/e-source-selector.h>
 
+#include <camel/camel-mime-part.h>
+#include <camel/camel-stream-fs.h>
+#include "e-util/e-util.h"
+#include "e-util/e-i18n.h"
+#include "e-util/e-mktemp.h"
+#include "e-util/e-dialog-utils.h"
+
 #include "gui/e-calendar-view.h"
 #include "gui/e-cal-model.h"
 #include "itip-utils.h"
+#include "e-attachment.h"
 
 static GObjectClass *ecalp_parent;
 
@@ -72,11 +84,344 @@ ecalp_target_free(EPopup *ep, EPopupTarget *t)
 	((EPopupClass *)ecalp_parent)->target_free(ep, t);
 }
 
+/* Standard menu code */
+
+static char *
+temp_save_part(CamelMimePart *part, char *path, gboolean file)
+{
+	const char *filename;
+	char *tmpdir, *mfilename = NULL;
+	CamelStream *stream;
+	CamelDataWrapper *wrapper;
+
+	if (!path) {
+		tmpdir = e_mkdtemp("evolution-tmp-XXXXXX");
+		if (tmpdir == NULL) {
+			return NULL;
+		}
+
+		filename = camel_mime_part_get_filename (part);
+		if (filename == NULL) {
+			/* This is the default filename used for temporary file creation */
+			filename = _("Unknown");
+		} else {
+			mfilename = g_strdup(filename);
+			e_filename_make_safe(mfilename);
+			filename = mfilename;
+		}
+
+		path = g_build_filename(tmpdir, filename, NULL);
+		g_free(tmpdir);
+		g_free(mfilename);
+	} else if (!file) {
+		tmpdir = path;
+		filename = camel_mime_part_get_filename (part);
+		if (filename == NULL) {
+			/* This is the default filename used for temporary file creation */
+			filename = _("Unknown");
+		} else {
+			mfilename = g_strdup(filename);
+			e_filename_make_safe(mfilename);
+			filename = mfilename;
+		}
+		
+		path = g_build_filename(tmpdir, filename, NULL);
+		g_free(mfilename);
+	}
+
+	wrapper = camel_medium_get_content_object (CAMEL_MEDIUM (part));
+	stream = camel_stream_fs_new_with_name (path, O_RDWR|O_CREAT|O_TRUNC, 0600);
+
+	if (!stream) {
+		/* TODO handle error conditions */
+		g_message ("DEBUG: could not open the file to write\n");
+		return NULL;
+	}
+
+	if (camel_data_wrapper_decode_to_stream (wrapper, (CamelStream *) stream) == -1) {
+		camel_stream_close (stream);
+		camel_object_unref (stream);
+		g_message ("DEBUG: could not write to file\n");
+		return NULL;
+	}
+
+	camel_stream_close(stream);
+	camel_object_unref(stream);
+
+	return path;
+}
+
+static void
+ecalp_part_popup_saveas(EPopup *ep, EPopupItem *item, void *data)
+{
+	EPopupTarget *t = ep->target;
+	CamelMimePart *part = NULL;
+	char *file, *filename, *mfilename = NULL;
+
+	part = ((EAttachment *) ((ECalPopupTargetAttachments *) t)->attachments->data)->body;
+	filename = camel_mime_part_get_filename (part);
+	if (filename == NULL) {
+		/* This is the default filename used for temporary file creation */
+		filename = _("Unknown");
+	} else {
+		mfilename = g_strdup(filename);
+		e_filename_make_safe(mfilename);
+		filename = mfilename;
+	}	
+	file = e_file_dialog_save (_("Save As..."), filename);
+	
+	if (file)
+		temp_save_part (part, file, TRUE);
+		
+	g_free (file);
+	g_free (mfilename);
+}
+
+static void
+ecalp_part_popup_save_selected(EPopup *ep, EPopupItem *item, void *data)
+{
+	GSList *parts;
+	EPopupTarget *t = ep->target;
+	char *dir, *path;
+	
+	dir = e_file_dialog_save_folder (_("Select folder to save selected attachments..."));
+	parts = ((ECalPopupTargetAttachments *) t)->attachments;
+	
+	for (;parts; parts=parts->next) {
+		path = temp_save_part (((EAttachment *)parts->data)->body, dir, FALSE);
+		/* Probably we 'll do some reporting in next release, like listing the saved files and locations */
+		g_free (path);
+	}
+}
+
+static void
+ecalp_part_popup_set_background(EPopup *ep, EPopupItem *item, void *data)
+{
+	EPopupTarget *t = ep->target;
+	GConfClient *gconf;
+	char *str, *filename, *path, *extension;
+	unsigned int i=1;
+	CamelMimePart *part = NULL;
+
+	part = ((EAttachment *) ((ECalPopupTargetAttachments *) t)->attachments->data)->body;
+	
+	filename = g_strdup(camel_mime_part_get_filename(part));
+	   
+	/* if filename is blank, create a default filename based on MIME type */
+	if (!filename || !filename[0]) {
+		CamelContentType *ct;
+
+		ct = camel_mime_part_get_content_type(part);
+		g_free (filename);
+		filename = g_strdup_printf (_("untitled_image.%s"), ct->subtype);
+	}
+
+	e_filename_make_safe(filename);
+	
+	path = g_build_filename(g_get_home_dir(), ".gnome2", "wallpapers", filename, NULL);
+	
+	extension = strrchr(filename, '.');
+	if (extension)
+		*extension++ = 0;
+	
+	/* if file exists, stick a (number) on the end */
+	while (g_file_test(path, G_FILE_TEST_EXISTS)) {
+		char *name;
+		name = g_strdup_printf(extension?"%s (%d).%s":"%s (%d)", filename, i++, extension);
+		g_free(path);
+		path = g_build_filename(g_get_home_dir(), ".gnome2", "wallpapers", name, NULL);
+		g_free(name);
+	}
+	
+	g_free(filename);
+	
+	if (temp_save_part(part, path, TRUE)) {
+		gconf = gconf_client_get_default();
+		
+		/* if the filename hasn't changed, blank the filename before 
+		*  setting it so that gconf detects a change and updates it */
+		if ((str = gconf_client_get_string(gconf, "/desktop/gnome/background/picture_filename", NULL)) != NULL 
+		     && strcmp (str, path) == 0) {
+			gconf_client_set_string(gconf, "/desktop/gnome/background/picture_filename", "", NULL);
+		}
+		
+		g_free (str);
+		gconf_client_set_string(gconf, "/desktop/gnome/background/picture_filename", path, NULL);
+		
+		/* if GNOME currently doesn't display a picture, set to "wallpaper"
+		 * display mode, otherwise leave it alone */
+		if ((str = gconf_client_get_string(gconf, "/desktop/gnome/background/picture_options", NULL)) == NULL 
+		     || strcmp(str, "none") == 0) {
+			gconf_client_set_string(gconf, "/desktop/gnome/background/picture_options", "wallpaper", NULL);
+		}
+		
+		gconf_client_suggest_sync(gconf, NULL);
+		
+		g_free(str);
+		g_object_unref(gconf);
+	}
+	
+	g_free(path);
+}
+
+static const EPopupItem ecalp_standard_part_apps_bar = { E_POPUP_BAR, "99.object" };
+
+static ECalPopupItem ecalp_attachment_object_popups[] = {
+	{ E_POPUP_ITEM, "00.attach.00", N_("_Save As..."), ecalp_part_popup_saveas, NULL, "stock_save-as", E_CAL_POPUP_ATTACHMENTS_ONE },
+	{ E_POPUP_ITEM, "00.attach.10", N_("Set as _Background"), ecalp_part_popup_set_background, NULL, NULL, E_CAL_POPUP_ATTACHMENTS_IMAGE },
+	{ E_POPUP_ITEM, "00.attach.20", N_("_Save Selected"), ecalp_part_popup_save_selected, NULL, "stock_save-as", E_CAL_POPUP_ATTACHMENTS_MULTIPLE },
+	{ E_POPUP_BAR, "05.attach", },
+};
+
+static void
+ecalp_apps_open_in(EPopup *ep, EPopupItem *item, void *data)
+{
+	char *path;
+	EPopupTarget *target = ep->target;
+	CamelMimePart *part;
+
+	part = ((EAttachment *) ((ECalPopupTargetAttachments *) target)->attachments->data)->body;
+
+	path = temp_save_part(part, NULL, FALSE);
+	if (path) {
+		GnomeVFSMimeApplication *app = item->user_data;
+		char *uri;
+		GList *uris = NULL;
+		
+		uri = gnome_vfs_get_uri_from_local_path(path);
+		uris = g_list_append(uris, uri);
+
+		gnome_vfs_mime_application_launch(app, uris);
+
+		g_free(uri);
+		g_list_free(uris);
+		g_free(path);
+	}
+}
+
+static void
+ecalp_apps_popup_free(EPopup *ep, GSList *free_list, void *data)
+{
+	while (free_list) {
+		GSList *n = free_list->next;
+		EPopupItem *item = free_list->data;
+
+		g_free(item->path);
+		g_free(item->label);
+		g_free(item);
+		g_slist_free_1(free_list);
+
+		free_list = n;
+	}
+}
+
+static void
+ecalp_standard_items_free(EPopup *ep, GSList *items, void *data)
+{
+	g_slist_free(items);
+}
+
+static void 
+ecalp_standard_menu_factory (EPopup *ecalp, void *data)
+{
+	int i, len;
+	EPopupItem *items;
+	GSList *menus = NULL;
+	GList *apps = NULL;
+	char *mime_type = NULL;
+	const char *filename = NULL;
+
+	switch (ecalp->target->type) {
+	case E_CAL_POPUP_TARGET_ATTACHMENTS: {
+		ECalPopupTargetAttachments *t = (ECalPopupTargetAttachments *)ecalp->target;
+		GSList *list = t->attachments;
+		EAttachment *attachment;
+
+		items = ecalp_attachment_object_popups;
+		len = G_N_ELEMENTS(ecalp_attachment_object_popups);
+
+		if (g_slist_length(list) != 1 || !((EAttachment *)list->data)->is_available_local) {
+			break;
+		}
+
+		/* Only one attachment selected */
+		attachment = list->data;
+		mime_type = camel_data_wrapper_get_mime_type((CamelDataWrapper *)attachment->body);
+		filename = camel_mime_part_get_filename(attachment->body);
+
+
+		break; }		
+	default:
+		items = NULL;
+		len = 0;	
+	}
+
+	if (mime_type) {
+		apps = gnome_vfs_mime_get_all_applications(mime_type);
+		
+		if (apps == NULL && strcmp(mime_type, "application/octet-stream") == 0) {
+			const char *name_type;
+			
+			if (filename) {
+				/* GNOME-VFS will misidentify TNEF attachments as MPEG */
+				if (!strcmp (filename, "winmail.dat"))
+					name_type = "application/vnd.ms-tnef";
+				else
+					name_type = gnome_vfs_mime_type_from_name(filename);
+				if (name_type)
+					apps = gnome_vfs_mime_get_all_applications(name_type);
+			}
+		}
+		g_free (mime_type);
+
+		if (apps) {
+			GString *label = g_string_new("");
+			GSList *open_menus = NULL;
+			GList *l;
+
+			menus = g_slist_prepend(menus, (void *)&ecalp_standard_part_apps_bar);
+
+			for (l = apps, i = 0; l; l = l->next, i++) {
+				GnomeVFSMimeApplication *app = l->data;
+				EPopupItem *item;
+
+				if (app->requires_terminal)
+					continue;
+
+				item = g_malloc0(sizeof(*item));
+				item->type = E_POPUP_ITEM;
+				item->path = g_strdup_printf("99.object.%02d", i);
+				item->label = g_strdup_printf(_("Open in %s..."), app->name);
+				item->activate = ecalp_apps_open_in;
+				item->user_data = app;
+
+				open_menus = g_slist_prepend(open_menus, item);
+			}
+
+			if (open_menus)
+				e_popup_add_items(ecalp, open_menus, NULL, ecalp_apps_popup_free, NULL);
+
+			g_string_free(label, TRUE);
+			g_list_free(apps);
+		}
+	}
+
+	for (i=0;i<len;i++) {
+		if ((items[i].visible & ecalp->target->mask) == 0)
+			menus = g_slist_prepend(menus, &items[i]);
+	}
+
+	if (menus)
+		e_popup_add_items(ecalp, menus, NULL, ecalp_standard_items_free, NULL);
+}
+
 static void
 ecalp_class_init(GObjectClass *klass)
 {
 	klass->finalize = ecalp_finalise;
 	((EPopupClass *)klass)->target_free = ecalp_target_free;
+
+	e_popup_class_add_factory((EPopupClass *)klass, NULL, ecalp_standard_menu_factory, NULL);
 }
 
 GType
@@ -373,8 +718,16 @@ e_cal_popup_target_new_attachments(ECalPopup *ecp, CompEditor *editor, GSList *a
 	t->attachments = attachments;
 	if (len > 0)
 		mask &= ~ E_CAL_POPUP_ATTACHMENTS_MANY;
-	if (len == 1)
+
+	if (len == 1 && ((EAttachment *)attachments->data)->is_available_local) {
+		if (camel_content_type_is(((CamelDataWrapper *) ((EAttachment *) attachments->data)->body)->mime_type, "image", "*"))
+			mask &= ~ E_CAL_POPUP_ATTACHMENTS_IMAGE;
 		mask &= ~ E_CAL_POPUP_ATTACHMENTS_ONE;
+	}
+
+	if (len > 1)
+		mask &= ~ E_CAL_POPUP_ATTACHMENTS_MULTIPLE;
+	
 	t->target.mask = mask;
 
 	return t;
@@ -442,6 +795,8 @@ static const EPopupHookTargetMask ecalph_attachments_masks[] = {
 	{ "one", E_CAL_POPUP_ATTACHMENTS_ONE },
 	{ "many", E_CAL_POPUP_ATTACHMENTS_MANY },
 	{ "modify", E_CAL_POPUP_ATTACHMENTS_MODIFY },
+	{ "multiple", E_CAL_POPUP_ATTACHMENTS_MULTIPLE },
+	{ "image", E_CAL_POPUP_ATTACHMENTS_IMAGE },
 	{ 0 }
 };