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|
/*
This file is part of GNUnet
(C) 2005, 2006, 2010, 2012 Christian Grothoff (and other contributing authors)
GNUnet 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, or (at your
option) any later version.
GNUnet 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 GNUnet; see the file COPYING. If not, write to the
Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA.
*/
/**
* @file src/fs/gnunet-fs-gtk_publish-dialog.c
* @author Christian Grothoff
*/
#include "gnunet-fs-gtk_common.h"
#include "gnunet-fs-gtk.h"
#include "gnunet-fs-gtk_publish-edit-dialog.h"
#include <gnunet/gnunet_util_lib.h>
#include <gnunet/gnunet_fs_service.h>
#define MARKER_DIR_FILE_SIZE "-"
/**
* Be very verbose when reporting progress (usually bad as it takes more time
* to display this than to make progress).
*/
#define VERBOSE_PROGRESS GNUNET_NO
/**
* Context we create when we are scanning a directory.
*/
struct AddDirClientContext;
/**
* Main handle of the dialog for a publish operation.
*/
struct MainPublishingDialogContext
{
/**
* Main builder for the publishing dialog.
*/
GtkBuilder *builder;
/**
* Handle to the main window of the publishing dialog.
*/
GtkWindow *master_pubdialog;
/**
* Selected pseudonym.
*/
GtkTreeSelection *pseudonym_selection;
/**
* Model with the list of (our) pseudonyms.
*/
GtkTreeModel *pseudonym_treemodel;
/**
* Tree view listing files to be published.
*/
GtkTreeView *file_info_treeview;
/**
* Selected file in the 'file_info_treeview'
*/
GtkTreeSelection *file_info_selection;
/**
* Model with the list of files to be shared.
*/
GtkTreeModel *file_info_treemodel;
/**
* Button to move selected file upwards
*/
GtkWidget *up_button;
/**
* Button to move selected file downwards
*/
GtkWidget *down_button;
/**
* Button to move selected file left (make sibling of current parent)
*/
GtkWidget *left_button;
/**
* Button to move selected file right (make child of predecessor)
*/
GtkWidget *right_button;
/**
* Button to delete selected file from the list
*/
GtkWidget *delete_button;
/**
* Button to edit meta data of the selected file
*/
GtkWidget *edit_button;
/**
* Button to publish all files from the dialog
*/
GtkWidget *execute_button;
/**
* Button to abort the publishing operation
*/
GtkWidget *cancel_button;
/**
* Builder for the open directory dialog (non-NULL while the dialog is open)
*/
GtkBuilder *open_directory_builder;
/**
* Builder for the open file dialog (non-NULL while the dialog is open)
*/
GtkBuilder *open_file_builder;
/**
* Head of linked list of active open-directory operations.
*/
struct AddDirClientContext *adddir_head;
/**
* Tail of linked list of active open-directory operations.
*/
struct AddDirClientContext *adddir_tail;
};
/**
* Context we create when we are scanning a directory.
*/
struct AddDirClientContext
{
/**
* This is a doubly-linked list.
*/
struct AddDirClientContext *next;
/**
* This is a doubly-linked list.
*/
struct AddDirClientContext *prev;
/**
* Handle of the master publish window.
*/
struct MainPublishingDialogContext *ctx;
/**
* Builder for the progress dialog that is displayed during the scan.
*/
GtkBuilder *progress_dialog_builder;
/**
* The progress dialog itself.
*/
GtkWidget *progress_dialog;
/**
* The progress bar of the progress dialog.
*/
GtkProgressBar *progress_dialog_bar;
/**
* Text view in the progress dialog (for error messages).
*/
GtkTextView *progress_dialog_textview;
/**
* Text buffer of the text view in the progress dialog.
*/
GtkTextBuffer *progress_dialog_textbuffer;
/**
* Adjustment (for scrolling) of the text view in the progress dialog.
*/
GtkAdjustment *textview_vertical_adjustment;
/**
* Handle to the active directory scanning operation.
*/
struct GNUNET_FS_DirScanner *ds;
/**
* Task scheduled to stop the scanner on errors.
*/
GNUNET_SCHEDULER_TaskIdentifier kill_task;
/**
* Default options to use for sharing when adding files during the scan.
*/
struct GNUNET_FS_BlockOptions directory_scan_bo;
/**
* Default "index" option to use for sharing when adding files during the scan.
*/
int directory_scan_do_index;
/**
* Number of files that have had their meta data extracted (once done==total
* we're finished processing).
*/
unsigned int done;
/**
* Total number of files that we have found in the directory structure and that
* will need to be processed.
*/
unsigned int total;
};
/* ************************ editing operations inside the master dialog ********************* */
/**
* Check if two GtkTreeIters refer to the same element.
*
* @param tm tree model of the iterators
* @param i1 first iterator
* @param i2 second iterator
* @return GNUNET_YES if they are equal
*/
static int
gtk_tree_iter_equals (GtkTreeModel * tm,
GtkTreeIter * i1,
GtkTreeIter * i2)
{
GtkTreePath *p1;
GtkTreePath *p2;
int ret;
p1 = gtk_tree_model_get_path (tm, i1);
p2 = gtk_tree_model_get_path (tm, i2);
ret = gtk_tree_path_compare (p1, p2);
gtk_tree_path_free (p1);
gtk_tree_path_free (p2);
return (0 == ret) ? GNUNET_YES : GNUNET_NO;
}
/**
* Update selectivity of buttons (up/down/left/right/cancel/execute) in the master dialog.
*
* @param ctx master dialog to update selectivity for
*/
static void
update_selectivity (struct MainPublishingDialogContext *ctx)
{
GtkTreeIter iter;
GtkTreeIter parent;
GtkTreeIter pred;
int is_dir;
struct GNUNET_FS_FileInformation *fip;
int ns_ok;
gchar *namespace_id;
/* find out if a namespace was selected */
ns_ok = GNUNET_YES;
if (gtk_tree_selection_get_selected (ctx->pseudonym_selection, NULL, &iter))
{
gtk_tree_model_get (ctx->pseudonym_treemodel, &iter, 2, &namespace_id, -1);
if (namespace_id == NULL)
ns_ok = GNUNET_NO;
else
g_free (namespace_id);
}
/* Don't let the user close the dialog until all scanners are finished and
their windows are closed */
if ( (gtk_tree_model_get_iter_first (ctx->file_info_treemodel, &iter)) &&
(ns_ok == GNUNET_YES) &&
(ctx->adddir_head == NULL) )
gtk_widget_set_sensitive (ctx->execute_button, TRUE);
else
gtk_widget_set_sensitive (ctx->execute_button, FALSE);
/* if an 'edit' operation is open, don't even allow "cancel" */
if (ctx->adddir_head == NULL)
gtk_widget_set_sensitive (ctx->cancel_button, TRUE);
else
gtk_widget_set_sensitive (ctx->cancel_button, FALSE);
/* now for the editing buttons... */
if (! gtk_tree_selection_get_selected (ctx->file_info_selection, NULL, &iter))
{
gtk_widget_set_sensitive (ctx->up_button, FALSE);
gtk_widget_set_sensitive (ctx->down_button, FALSE);
gtk_widget_set_sensitive (ctx->left_button, FALSE);
gtk_widget_set_sensitive (ctx->right_button, FALSE);
gtk_widget_set_sensitive (ctx->delete_button, FALSE);
gtk_widget_set_sensitive (ctx->edit_button, FALSE);
return;
}
gtk_widget_set_sensitive (ctx->delete_button, TRUE);
gtk_widget_set_sensitive (ctx->edit_button, TRUE);
/* figure out which move operations are currently legal */
GNUNET_assert (gtk_tree_selection_get_selected (ctx->file_info_selection, NULL, &iter));
if (gtk_tree_model_iter_next (ctx->file_info_treemodel, &iter))
gtk_widget_set_sensitive (ctx->down_button, TRUE);
else
gtk_widget_set_sensitive (ctx->down_button, FALSE);
GNUNET_assert (gtk_tree_selection_get_selected (ctx->file_info_selection, NULL, &iter));
if (gtk_tree_model_iter_parent (ctx->file_info_treemodel, &parent, &iter))
{
gtk_widget_set_sensitive (ctx->left_button, TRUE);
GNUNET_assert (gtk_tree_model_iter_children (ctx->file_info_treemodel, &pred, &parent));
}
else
{
gtk_widget_set_sensitive (ctx->left_button, FALSE);
GNUNET_assert (gtk_tree_model_get_iter_first (ctx->file_info_treemodel, &pred));
}
/* iterate over 'next' of pred to find out if our
* predecessor is a directory! */
is_dir = GNUNET_SYSERR;
while (GNUNET_YES != gtk_tree_iter_equals (ctx->file_info_treemodel, &pred, &iter))
{
gtk_tree_model_get (ctx->file_info_treemodel, &pred, 5, &fip, -1);
is_dir = GNUNET_FS_file_information_is_directory (fip);
GNUNET_assert (gtk_tree_model_iter_next (ctx->file_info_treemodel, &pred));
}
if (GNUNET_YES == is_dir)
gtk_widget_set_sensitive (ctx->right_button, TRUE);
else
gtk_widget_set_sensitive (ctx->right_button, FALSE);
if (GNUNET_SYSERR != is_dir)
gtk_widget_set_sensitive (ctx->up_button, TRUE);
else
gtk_widget_set_sensitive (ctx->up_button, FALSE);
}
/**
* The selection in the file list tree view changed; update the button sensitivity.
*
* @param ts the changed selection
* @param user_data master publishing dialog context of our window
*/
static void
selection_changed_cb (GtkTreeSelection * ts,
gpointer user_data)
{
struct MainPublishingDialogContext *ctx = user_data;
update_selectivity (ctx);
}
/**
* Add an empty directory to the tree model.
*
* @param ctx master publishing dialog context of our window
* @param name name for the directory
* @param bo block options
* @param iter parent entry, or NULL for top-level addition
* @param pos iterator to set to the location of the new element
*/
static void
create_dir_at_iter (struct MainPublishingDialogContext *ctx,
const char *name,
const struct GNUNET_FS_BlockOptions *bo,
GtkTreeIter * iter,
GtkTreeIter * pos)
{
struct GNUNET_FS_FileInformation *fi;
GtkTreeRowReference *row_reference;
GtkTreePath *path;
struct GNUNET_CONTAINER_MetaData *meta;
meta = GNUNET_CONTAINER_meta_data_create ();
GNUNET_FS_meta_data_make_directory (meta);
GNUNET_CONTAINER_meta_data_insert (meta, "<gnunet-gtk>",
EXTRACTOR_METATYPE_GNUNET_ORIGINAL_FILENAME,
EXTRACTOR_METAFORMAT_UTF8, "text/plain",
name, strlen (name) + 1);
gtk_tree_store_insert_before (GTK_TREE_STORE (ctx->file_info_treemodel), pos, iter, NULL);
path = gtk_tree_model_get_path (ctx->file_info_treemodel, pos);
row_reference = gtk_tree_row_reference_new (ctx->file_info_treemodel, path);
gtk_tree_path_free (path);
fi = GNUNET_FS_file_information_create_empty_directory
(GNUNET_FS_GTK_get_fs_handle (), row_reference, NULL, meta, bo, name);
GNUNET_CONTAINER_meta_data_destroy (meta);
gtk_tree_store_set (GTK_TREE_STORE (ctx->file_info_treemodel), pos,
0, MARKER_DIR_FILE_SIZE,
1, (gboolean) GNUNET_NO,
2, name,
3, (guint) bo->anonymity_level,
4, (guint) bo->content_priority,
5, fi,
6, (guint64) bo->expiration_time.abs_value,
7, (guint) bo->replication_level,
-1);
update_selectivity (ctx);
}
/**
* Copy an entry in the tree from the 'old' position to the 'new'
* position. All of the fields are copied, plain pointers will be
* aliased (model will thus be inconsistent until the subtree remover
* is called on the 'old' entry).
*
* @param ctx main publishing context
* @param tm tree model for the move operation
* @param old old position (source of the copy operation)
* @param newpos destination of the copy operation
* @param dsel GNUNET_YES for the top-level operation,
* GNUNET_NO for the recursive calls; if GNUNET_YES,
* we ensure that the tree view is expanded to cover
* the element; the element is also then selected
*/
static void
copy_entry (struct MainPublishingDialogContext *ctx, GtkTreeModel * tm, GtkTreeIter * old,
GtkTreeIter * newpos, int dsel)
{
GtkTreePath *path;
GtkTreeIter child;
GtkTreeRowReference *rr;
/* first, move the data */
{
struct GNUNET_FS_FileInformation *fip;
gint do_index;
gchar *short_fn;
guint anonymity_level;
guint priority;
guint replication_level;
guint64 expiration_time_abs;
char *fsf;
gtk_tree_model_get (tm, old,
0, &fsf,
1, &do_index,
2, &short_fn,
3, &anonymity_level,
4, &priority,
5, &fip,
6, &expiration_time_abs,
7, &replication_level,
-1);
gtk_tree_store_set (GTK_TREE_STORE (tm), newpos,
0, fsf,
1, do_index,
2, short_fn,
3, anonymity_level,
4, priority,
5, fip,
6, expiration_time_abs,
7, replication_level,
-1);
g_free (short_fn);
g_free (fsf);
}
/* remember our destination location if needed */
if (dsel == GNUNET_YES)
{
path = gtk_tree_model_get_path (tm, newpos);
rr = gtk_tree_row_reference_new (tm, path);
gtk_tree_path_free (path);
}
else
{
rr = NULL;
}
/* recursively move children */
if (gtk_tree_model_iter_children (tm, &child, old))
{
do
{
GtkTreeRowReference *crr;
GtkTreeIter cnewpos;
path = gtk_tree_model_get_path (tm, &child);
crr = gtk_tree_row_reference_new (tm, path);
gtk_tree_path_free (path);
gtk_tree_store_insert_before (GTK_TREE_STORE (tm), &cnewpos, newpos,
NULL);
copy_entry (ctx, tm, &child, &cnewpos, GNUNET_NO);
path = gtk_tree_row_reference_get_path (crr);
gtk_tree_row_reference_free (crr);
GNUNET_assert (TRUE == gtk_tree_model_get_iter (tm, &child, path));
gtk_tree_path_free (path);
}
while (gtk_tree_model_iter_next (tm, &child));
}
/* update selection, etc. if applicable */
if (dsel == GNUNET_YES)
{
path = gtk_tree_row_reference_get_path (rr);
gtk_tree_row_reference_free (rr);
gtk_tree_view_expand_to_path (ctx->file_info_treeview, path);
GNUNET_assert (TRUE == gtk_tree_model_get_iter (tm, newpos, path));
gtk_tree_path_free (path);
gtk_tree_selection_select_iter (ctx->file_info_selection, newpos);
update_selectivity (ctx);
}
}
/**
* User has changed the "update" identifier for the content in
* the GtkTreeView. Update the model.
*
* @param renderer pseudonym renderer that notified us about the edit
* @param cpath where the edit happened
* @param new_text the new value
* @param user_data master publishing dialog context of our window
*/
void
GNUNET_GTK_master_publish_dialog_pseudonym_updates_renderer_edited_cb (GtkCellRendererText * renderer,
gchar * cpath,
gchar * new_text,
gpointer user_data)
{
struct MainPublishingDialogContext *ctx = user_data;
GtkTreeIter iter;
if (! gtk_tree_model_get_iter_from_string (ctx->pseudonym_treemodel, &iter, cpath))
{
GNUNET_break (0);
return;
}
gtk_tree_store_set (GTK_TREE_STORE (ctx->pseudonym_treemodel), &iter,
5, new_text,
-1);
update_selectivity (ctx);
}
/**
* User has changed the "current" identifier for the content in
* the GtkTreeView. Update the model.
*
* @param renderer pseudonym renderer that notified us about the edit
* @param cpath where the edit happened
* @param new_text the new value
* @param user_data master publishing dialog context of our window
*/
void
GNUNET_GTK_master_publish_dialog_pseudonym_identifier_renderer_edited_cb (GtkCellRendererText * renderer,
gchar * cpath,
gchar * new_text,
gpointer user_data)
{
struct MainPublishingDialogContext *ctx = user_data;
GtkTreeIter iter;
if (! gtk_tree_model_get_iter_from_string (ctx->pseudonym_treemodel, &iter, cpath))
{
GNUNET_break (0);
return;
}
gtk_tree_store_set (GTK_TREE_STORE (ctx->pseudonym_treemodel), &iter,
2, new_text,
-1);
update_selectivity (ctx);
}
/**
* User has clicked on the 'right' button to move files in the master
* edit dialog tree view. Execute the move.
*
* @param dummy the button
* @param user_data master publishing dialog context of our window
*/
void
GNUNET_GTK_master_publish_dialog_right_button_clicked_cb (GtkWidget * dummy,
gpointer user_data)
{
struct MainPublishingDialogContext *ctx = user_data;
GtkTreeIter iter;
GtkTreeIter parent;
GtkTreeIter pred;
GtkTreeIter prev;
GtkTreeIter pos;
if (! gtk_tree_selection_get_selected (ctx->file_info_selection, NULL, &iter))
{
GNUNET_break (0);
return;
}
if (gtk_tree_model_iter_parent (ctx->file_info_treemodel, &parent, &iter))
GNUNET_assert (gtk_tree_model_iter_children (ctx->file_info_treemodel, &pred, &parent));
else if (! gtk_tree_model_get_iter_first (ctx->file_info_treemodel, &pred))
{
GNUNET_break (0);
return;
}
/* iterate over 'next' of pred to find out who our predecessor is! */
memset (&prev, 0, sizeof (GtkTreeIter));
while (GNUNET_YES != gtk_tree_iter_equals (ctx->file_info_treemodel, &pred, &iter))
{
prev = pred;
GNUNET_assert (gtk_tree_model_iter_next (ctx->file_info_treemodel, &pred));
}
gtk_tree_store_insert_before (GTK_TREE_STORE (ctx->file_info_treemodel), &pos, &prev, NULL);
if (! gtk_tree_selection_get_selected (ctx->file_info_selection, NULL, &iter))
{
GNUNET_break (0);
return;
}
copy_entry (ctx, ctx->file_info_treemodel, &iter, &pos, GNUNET_YES);
GNUNET_FS_GTK_remove_treestore_subtree (GTK_TREE_STORE (ctx->file_info_treemodel), &iter);
}
/**
* User has clicked on the 'left' button to move files in the master
* edit dialog tree view. Execute the move.
*
* @param dummy the button
* @param user_data master publishing dialog context of our window
*/
void
GNUNET_GTK_master_publish_dialog_left_button_clicked_cb (GtkWidget * dummy,
gpointer user_data)
{
struct MainPublishingDialogContext *ctx = user_data;
GtkTreeIter iter;
GtkTreeIter parent;
GtkTreeIter pos;
if (! gtk_tree_selection_get_selected (ctx->file_info_selection, NULL, &iter))
{
GNUNET_break (0);
return;
}
if (! gtk_tree_model_iter_parent (ctx->file_info_treemodel, &parent, &iter))
{
GNUNET_break (0);
return;
}
gtk_tree_store_insert_after (GTK_TREE_STORE (ctx->file_info_treemodel), &pos, NULL, &parent);
if (! gtk_tree_selection_get_selected (ctx->file_info_selection, NULL, &iter))
{
GNUNET_break (0);
return;
}
copy_entry (ctx, ctx->file_info_treemodel, &iter, &pos, GNUNET_YES);
GNUNET_FS_GTK_remove_treestore_subtree (GTK_TREE_STORE (ctx->file_info_treemodel), &iter);
}
/**
* User has clicked on the 'up' button to move files in the master
* edit dialog tree view. Execute the move.
*
* @param dummy the button
* @param user_data master publishing dialog context of our window
*/
void
GNUNET_GTK_master_publish_dialog_up_button_clicked_cb (GtkWidget * dummy,
gpointer user_data)
{
struct MainPublishingDialogContext *ctx = user_data;
GtkTreeIter iter;
GtkTreeIter parent;
GtkTreeIter pred;
GtkTreeIter prev;
GtkTreeIter *pprev;
GtkTreeIter pos;
if (! gtk_tree_selection_get_selected (ctx->file_info_selection, NULL, &iter))
{
GNUNET_break (0);
return;
}
if (! gtk_tree_model_iter_parent (ctx->file_info_treemodel, &parent, &iter))
{
GNUNET_assert (TRUE == gtk_tree_model_iter_children (ctx->file_info_treemodel, &pred, &parent));
pprev = &parent;
}
else if (! gtk_tree_model_get_iter_first (ctx->file_info_treemodel, &pred))
{
GNUNET_break (0);
return;
} else
pprev = NULL;
/* iterate over 'next' of pred to find out who our predecessor is! */
while (GNUNET_YES != gtk_tree_iter_equals (ctx->file_info_treemodel, &pred, &iter))
{
prev = pred;
pprev = &prev;
GNUNET_assert (gtk_tree_model_iter_next (ctx->file_info_treemodel, &pred));
}
gtk_tree_store_insert_before (GTK_TREE_STORE (ctx->file_info_treemodel), &pos, NULL, pprev);
if (! gtk_tree_selection_get_selected (ctx->file_info_selection, NULL, &iter))
{
GNUNET_break (0);
return;
}
copy_entry (ctx, ctx->file_info_treemodel, &iter, &pos, GNUNET_YES);
GNUNET_FS_GTK_remove_treestore_subtree (GTK_TREE_STORE (ctx->file_info_treemodel), &iter);
}
/**
* User has clicked on the 'down' button to move files in the master
* edit dialog tree view. Execute the move.
*
* @param dummy the button
* @param user_data master publishing dialog context of our window
*/
void
GNUNET_GTK_master_publish_dialog_down_button_clicked_cb (GtkWidget * dummy,
gpointer user_data)
{
struct MainPublishingDialogContext *ctx = user_data;
GtkTreeIter iter;
GtkTreeIter next;
GtkTreeIter pos;
if (! gtk_tree_selection_get_selected (ctx->file_info_selection, NULL, &iter))
{
GNUNET_break (0);
return;
}
if (! gtk_tree_selection_get_selected (ctx->file_info_selection, NULL, &next))
{
GNUNET_break (0);
return;
}
GNUNET_assert (gtk_tree_model_iter_next (ctx->file_info_treemodel, &next));
gtk_tree_store_insert_after (GTK_TREE_STORE (ctx->file_info_treemodel), &pos, NULL, &next);
if (! gtk_tree_selection_get_selected (ctx->file_info_selection, NULL, &iter))
{
GNUNET_break (0);
return;
}
copy_entry (ctx, ctx->file_info_treemodel, &iter, &pos, GNUNET_YES);
GNUNET_FS_GTK_remove_treestore_subtree (GTK_TREE_STORE (ctx->file_info_treemodel), &iter);
}
/**
* User has clicked on the 'new' button to add an empty directory in the master
* edit dialog tree view. Add an empty directory.
*
* @param dummy the button
* @param user_data master publishing dialog context of our window
*/
void
GNUNET_GTK_master_publish_dialog_new_button_clicked_cb (GtkWidget * dummy,
gpointer user_data)
{
struct MainPublishingDialogContext *ctx = user_data;
GtkTreeIter iter;
GtkTreeIter pos;
struct GNUNET_FS_BlockOptions bo;
/* FIXME-FEATURE: consider opening a dialog to get anonymity,
priority and expiration prior to calling this function (currently
we use default values for those). Or getting these values from
the configuration. */
bo.anonymity_level = 1;
bo.content_priority = 1000;
bo.expiration_time = GNUNET_TIME_relative_to_absolute (GNUNET_TIME_UNIT_YEARS);
bo.replication_level = 1;
if (! gtk_tree_selection_get_selected (ctx->file_info_selection, NULL, &iter))
create_dir_at_iter (ctx, "unnamed/", &bo, NULL, &pos);
else
create_dir_at_iter (ctx, "unnamed/", &bo, &iter, &pos);
}
/**
* Free row reference stored in the file information's
* client-info pointer.
*
* @param cls always NULL
* @param fi the file information that is being destroyed, unused
* @param length length of the file, unused
* @param meta meta data, unused
* @param uri keyword URI, unused
* @param bo publishing options, unused
* @param do_index indexing option, unused
* @param client_info pointer to the GtkTreeRowReference, freed
* @return GNUNET_OK to traverse entire subtree
*/
static int
free_fi_row_reference (void *cls, struct GNUNET_FS_FileInformation *fi,
uint64_t length, struct GNUNET_CONTAINER_MetaData *meta,
struct GNUNET_FS_Uri **uri,
struct GNUNET_FS_BlockOptions *bo, int *do_index,
void **client_info)
{
GtkTreeRowReference *row = *client_info;
if (row == NULL)
{
GNUNET_break (0);
return GNUNET_OK;
}
gtk_tree_row_reference_free (row);
*client_info = NULL;
return GNUNET_OK;
}
/**
* User has clicked on the 'delete' button to delete a file or directory in the master
* edit dialog tree view. Delete the selected entry.
*
* @param dummy the button
* @param user_data master publishing dialog context of our window
*/
void
GNUNET_GTK_master_publish_dialog_delete_button_clicked_cb (GtkWidget * dummy,
gpointer user_data)
{
struct MainPublishingDialogContext *ctx = user_data;
GtkTreeIter iter;
struct GNUNET_FS_FileInformation *fip;
GtkTreeRowReference *rr;
GtkTreePath *path;
/* initially, both 'iter' and 'next' point to the selected row */
if (! gtk_tree_selection_get_selected (ctx->file_info_selection, NULL, &iter))
{
GNUNET_break (0);
return;
}
path = gtk_tree_model_get_path (ctx->file_info_treemodel, &iter);
if (gtk_tree_model_iter_next (ctx->file_info_treemodel, &iter))
gtk_tree_path_next (path);
else
{
if (! gtk_tree_path_prev (path))
{
if ( (1 == gtk_tree_path_get_depth (path) ) ||
(! gtk_tree_path_up (path) ) )
{
gtk_tree_path_free (path);
path = NULL;
}
}
}
if (NULL == path)
{
rr = NULL;
}
else
{
rr = gtk_tree_row_reference_new (ctx->file_info_treemodel, path);
gtk_tree_path_free (path);
}
/* 'iter' might have again been clobbered, get it one more time... */
GNUNET_assert (gtk_tree_selection_get_selected (ctx->file_info_selection, NULL, &iter));
/* now delete the subtree */
gtk_tree_model_get (ctx->file_info_treemodel, &iter, 5, &fip, -1);
GNUNET_FS_file_information_destroy (fip, &free_fi_row_reference, NULL);
GNUNET_FS_GTK_remove_treestore_subtree (GTK_TREE_STORE (ctx->file_info_treemodel),
&iter);
/* finally, select the item from 'rr' (if any) */
if (NULL != rr)
{
path = gtk_tree_row_reference_get_path (rr);
gtk_tree_row_reference_free (rr);
gtk_tree_selection_select_path (ctx->file_info_selection, path);
gtk_tree_path_free (path);
}
/* and now, depending on the selection, update the sensitivity of buttons */
update_selectivity (ctx);
}
/* ******************** progress dialog / import of directories * ********************** */
/**
* Close the progress dialog and free its handle.
*
* @param adcc context for the progress dialog to close
*/
static void
destroy_progress_dialog (struct AddDirClientContext *adcc)
{
GNUNET_assert (NULL == adcc->ds);
if (GNUNET_SCHEDULER_NO_TASK != adcc->kill_task)
{
GNUNET_SCHEDULER_cancel (adcc->kill_task);
adcc->kill_task = GNUNET_SCHEDULER_NO_TASK;
}
gtk_widget_destroy (adcc->progress_dialog);
g_object_unref (G_OBJECT (adcc->progress_dialog_builder));
GNUNET_CONTAINER_DLL_remove (adcc->ctx->adddir_head,
adcc->ctx->adddir_tail,
adcc);
update_selectivity (adcc->ctx);
GNUNET_free (adcc);
}
/**
* User clicked on the 'cancel' button of the progress dialog.
* Cancel the operation.
*
* @param button the cancel button
* @param user_data progress dialog context of our window
*/
void
GNUNET_FS_GTK_progress_dialog_cancel_button_clicked_cb (GtkButton *button,
gpointer user_data)
{
struct AddDirClientContext *adcc = user_data;
if (NULL == adcc->ds)
{
GNUNET_break (0);
}
else
{
/* signal the scanner to finish */
GNUNET_FS_directory_scan_abort (adcc->ds);
adcc->ds = NULL;
}
destroy_progress_dialog (adcc);
}
/**
* User attempted to close the progress dialog. Refuse.
*
* @param widget the widget emitting the event
* @param event the event
* @param user_data progress dialog context of our window
* @return TRUE to refuse to close
*/
gboolean
GNUNET_FS_GTK_progress_dialog_delete_event_cb (GtkWidget *widget,
GdkEvent * event,
void *cls)
{
/* Don't allow GTK to kill the window, until the scan is finished */
return TRUE;
}
/**
* Display some additional information in the text area of the
* progress dialog.
*
* @param adcc progress dialog context of our window
* @param text text to add
*/
static void
insert_progress_dialog_text (struct AddDirClientContext *adcc,
const char *text)
{
gtk_text_buffer_insert_at_cursor (adcc->progress_dialog_textbuffer,
text, -1);
gtk_text_view_place_cursor_onscreen (adcc->progress_dialog_textview);
gtk_adjustment_set_value (adcc->textview_vertical_adjustment,
gtk_adjustment_get_upper (adcc->textview_vertical_adjustment));
}
/**
* Convert a single item from the scan to an entry in the tree view.
*
* @param adcc progress dialog context of our window
* @param ts tree store to add an item to
* @param item scanned item to add
* @param parent of the item, can be NULL (for root)
* @param sibling predecessor of the item, can be NULL (for first)
* @param item_iter entry to set to the added item (OUT)
*/
static void
add_item (struct AddDirClientContext *adcc,
GtkTreeStore *ts,
struct GNUNET_FS_ShareTreeItem *item,
GtkTreeIter *parent,
GtkTreeIter *sibling,
GtkTreeIter *item_iter)
{
char *file_size_fancy;
struct GNUNET_FS_FileInformation *fi;
GtkTreeRowReference *row_reference;
GtkTreePath *path;
struct stat sbuf;
if (0 != stat (item->filename,
&sbuf))
{
GNUNET_log_strerror_file (GNUNET_ERROR_TYPE_ERROR, "stat", item->filename);
return;
}
gtk_tree_store_insert_after (ts, item_iter, parent, sibling);
path = gtk_tree_model_get_path (GTK_TREE_MODEL (ts), item_iter);
row_reference = gtk_tree_row_reference_new (GTK_TREE_MODEL (ts), path);
gtk_tree_path_free (path);
if (item->is_directory)
{
/* update meta data mime type (force to be GNUnet-directory) */
if (NULL != item->meta)
GNUNET_CONTAINER_meta_data_delete (item->meta,
EXTRACTOR_METATYPE_MIMETYPE, NULL, 0);
else
item->meta = GNUNET_CONTAINER_meta_data_create ();
GNUNET_FS_meta_data_make_directory (item->meta);
fi = GNUNET_FS_file_information_create_empty_directory (GNUNET_FS_GTK_get_fs_handle (),
row_reference,
item->ksk_uri,
item->meta,
&adcc->directory_scan_bo,
item->filename);
file_size_fancy = GNUNET_strdup (MARKER_DIR_FILE_SIZE);
}
else
{
fi = GNUNET_FS_file_information_create_from_file (GNUNET_FS_GTK_get_fs_handle (),
row_reference,
item->filename,
item->ksk_uri,
item->meta,
adcc->directory_scan_do_index,
&adcc->directory_scan_bo);
file_size_fancy = GNUNET_STRINGS_byte_size_fancy (sbuf.st_size);
}
gtk_tree_store_set (ts, item_iter,
0, file_size_fancy,
1, (gboolean) adcc->directory_scan_do_index,
2, item->short_filename,
3, (guint) adcc->directory_scan_bo.anonymity_level,
4, (guint) adcc->directory_scan_bo.content_priority,
5, fi,
6, (guint64) adcc->directory_scan_bo.expiration_time.abs_value,
7, (guint) adcc->directory_scan_bo.replication_level, -1);
GNUNET_free (file_size_fancy);
}
/**
* Recursively traverse the share tree and add it to the tree store
*
* @param adcc progress dialog context of our window
* @param toplevel root of the tree to add
* @param parent_iter parent of the current entry to add
*/
static void
add_share_items_to_treestore (struct AddDirClientContext *adcc,
struct GNUNET_FS_ShareTreeItem *toplevel,
GtkTreeIter *parent_iter)
{
struct MainPublishingDialogContext *ctx = adcc->ctx;
GtkTreeStore *ts = GTK_TREE_STORE (ctx->file_info_treemodel);
GtkTreeIter *sibling_iter;
GtkTreeIter last_added;
struct GNUNET_FS_ShareTreeItem *item;
sibling_iter = NULL;
for (item = toplevel; NULL != item; item = item->next)
{
add_item (adcc, ts, item, parent_iter, sibling_iter, &last_added);
sibling_iter = &last_added;
if (item->is_directory)
add_share_items_to_treestore (adcc,
item->children_head,
sibling_iter);
}
}
/**
* Function called when the scanner had some trouble and we
* need to abort the scanning process (which we need to do
* in a separate task).
*
* @param cls progress dialog context of our window
* @param tc scheduler context, unused
*/
static void
stop_scanner_task (void *cls,
const struct GNUNET_SCHEDULER_TaskContext *tc)
{
struct AddDirClientContext *adcc = cls;
adcc->kill_task = GNUNET_SCHEDULER_NO_TASK;
GNUNET_FS_directory_scan_abort (adcc->ds);
adcc->ds = NULL;
}
/**
* Progress callback called from the directory scanner with
* information about our progress scanning the hierarchy.
*
* @param cls progress dialog context of our window
* @param filename filename this update is about, can be NULL
* @param is_directory is this file a directory, SYSERR if not applicable
* @param reason kind of progress that was made
*/
static void
directory_scan_cb (void *cls,
const char *filename, int is_directory,
enum GNUNET_FS_DirScannerProgressUpdateReason reason)
{
struct AddDirClientContext *adcc = cls;
static struct GNUNET_TIME_Absolute last_pulse;
char *s;
gdouble fraction;
switch (reason)
{
case GNUNET_FS_DIRSCANNER_FILE_START:
GNUNET_assert (NULL != filename);
if (GNUNET_TIME_absolute_get_duration (last_pulse).rel_value > 100)
{
gtk_progress_bar_pulse (adcc->progress_dialog_bar);
last_pulse = GNUNET_TIME_absolute_get ();
}
#if VERBOSE_PROGRESS
if (is_directory)
{
GNUNET_asprintf (&s, _("Scanning directory `%s'.\n"), filename);
insert_progress_dialog_text (adcc, s);
GNUNET_free (s);
}
else
adcc->total++;
#else
if (! is_directory)
adcc->total++;
#endif
break;
case GNUNET_FS_DIRSCANNER_FILE_IGNORED:
GNUNET_assert (NULL != filename);
GNUNET_asprintf (&s,
_("Failed to scan `%s' (access error). Skipping.\n"),
filename);
#if ! VERBOSE_PROGRESS
gtk_widget_show (GTK_WIDGET (gtk_builder_get_object (adcc->progress_dialog_builder,
"GNUNET_FS_GTK_progress_dialog_scrolled_window")));
#endif
insert_progress_dialog_text (adcc, s);
GNUNET_free (s);
break;
case GNUNET_FS_DIRSCANNER_ALL_COUNTED:
fraction = (adcc->total == 0) ? 1.0 : (1.0 * adcc->done) / adcc->total;
GNUNET_asprintf (&s, "%u/%u (%3f%%)",
adcc->done,
adcc->total,
100.0 * fraction);
gtk_progress_bar_set_text (adcc->progress_dialog_bar,
s);
GNUNET_free (s);
gtk_progress_bar_set_fraction (adcc->progress_dialog_bar,
fraction);
break;
case GNUNET_FS_DIRSCANNER_EXTRACT_FINISHED:
GNUNET_assert (NULL != filename);
#if VERBOSE_PROGRESS
GNUNET_asprintf (&s, _("Processed file `%s'.\n"), filename);
insert_progress_dialog_text (adcc, s);
GNUNET_free (s);
#endif
adcc->done++;
GNUNET_assert (adcc->done <= adcc->total);
fraction = (adcc->total == 0) ? 1.0 : (1.0 * adcc->done) / adcc->total;
GNUNET_asprintf (&s, "%u/%u (%3f%%)",
adcc->done,
adcc->total,
100.0 * fraction);
gtk_progress_bar_set_text (adcc->progress_dialog_bar,
s);
GNUNET_free (s);
gtk_progress_bar_set_fraction (adcc->progress_dialog_bar,
fraction);
break;
case GNUNET_FS_DIRSCANNER_INTERNAL_ERROR:
insert_progress_dialog_text (adcc, _("Operation failed (press cancel)\n"));
adcc->kill_task = GNUNET_SCHEDULER_add_now (&stop_scanner_task, adcc);
break;
case GNUNET_FS_DIRSCANNER_FINISHED:
{
struct GNUNET_FS_ShareTreeItem *directory_scan_result;
insert_progress_dialog_text (adcc, _("Scanner has finished.\n"));
directory_scan_result = GNUNET_FS_directory_scan_get_result (adcc->ds);
adcc->ds = NULL;
GNUNET_FS_share_tree_trim (directory_scan_result);
add_share_items_to_treestore (adcc,
directory_scan_result,
NULL);
GNUNET_FS_share_tree_free (directory_scan_result);
update_selectivity (adcc->ctx);
destroy_progress_dialog (adcc);
}
break;
default:
GNUNET_break (0);
break;
}
}
/**
* Setup the context and progress dialog for scanning a file or
* directory structure (for meta data) and importing it into
* the tree view.
*
* @param ctx publishing context for the main publishing window
* @param filename name of the file or directory to scan
* @param bo options for the operation
* @param do_index should we index or insert files (by default)
*/
static void
scan_file_or_directory (struct MainPublishingDialogContext *ctx,
gchar *filename,
struct GNUNET_FS_BlockOptions *bo,
int do_index)
{
struct AddDirClientContext *adcc;
adcc = GNUNET_malloc (sizeof (struct AddDirClientContext));
adcc->ctx = ctx;
GNUNET_CONTAINER_DLL_insert_tail (ctx->adddir_head, ctx->adddir_tail, adcc);
adcc->directory_scan_bo = *bo;
adcc->directory_scan_do_index = do_index;
/* setup the dialog and get the widgets we need most */
adcc->progress_dialog_builder = GNUNET_GTK_get_new_builder ("gnunet_fs_gtk_progress_dialog.glade", adcc);
adcc->progress_dialog = GTK_WIDGET (gtk_builder_get_object (adcc->progress_dialog_builder,
"GNUNET_FS_GTK_progress_dialog"));
adcc->progress_dialog_bar = GTK_PROGRESS_BAR (gtk_builder_get_object (adcc->progress_dialog_builder,
"GNUNET_FS_GTK_progress_dialog_progressbar"));
adcc->progress_dialog_textview = GTK_TEXT_VIEW (gtk_builder_get_object (adcc->progress_dialog_builder,
"GNUNET_FS_GTK_progress_dialog_textview"));
adcc->textview_vertical_adjustment = GTK_ADJUSTMENT (gtk_builder_get_object (adcc->progress_dialog_builder,
"GNUNET_FS_GTK_progress_dialog_textview_vertical_adjustment"));
adcc->progress_dialog_textbuffer = GTK_TEXT_BUFFER (gtk_builder_get_object (adcc->progress_dialog_builder,
"GNUNET_FS_GTK_progress_dialog_textbuffer"));
/* show the window */
gtk_window_set_transient_for (GTK_WINDOW (adcc->progress_dialog), adcc->ctx->master_pubdialog);
gtk_window_set_title (GTK_WINDOW (adcc->progress_dialog), filename);
gtk_window_present (GTK_WINDOW (adcc->progress_dialog));
/* actually start the scan */
adcc->ds = GNUNET_FS_directory_scan_start (filename,
GNUNET_NO, NULL,
&directory_scan_cb, adcc);
/* disables 'cancel' button of the master dialog */
update_selectivity (ctx);
}
/**
* Function called when the "open" (directory) dialog was closed.
*
* @param dialog the open dialog
* @param response_id result of the dialog (GTK_RESPONSE_OK means to "run")
* @param user_data master publishing dialog context of our window
*/
void
GNUNET_GTK_publish_directory_dialog_response_cb (GtkDialog * dialog,
gint response_id,
gpointer user_data)
{
struct MainPublishingDialogContext *ctx = user_data;
if (GTK_RESPONSE_OK == response_id)
{
char *filename;
int do_index;
struct GNUNET_FS_BlockOptions bo;
filename = GNUNET_GTK_filechooser_get_filename_utf8 (GTK_FILE_CHOOSER (dialog));
if (! GNUNET_GTK_get_selected_anonymity_level
(ctx->open_directory_builder,
"GNUNET_GTK_publish_directory_dialog_anonymity_combobox",
&bo.anonymity_level))
{
GNUNET_break (0);
bo.anonymity_level = 1;
}
bo.content_priority =
gtk_spin_button_get_value (GTK_SPIN_BUTTON
(gtk_builder_get_object
(ctx->open_directory_builder,
"GNUNET_GTK_publish_directory_dialog_priority_spin_button")));
bo.replication_level =
gtk_spin_button_get_value (GTK_SPIN_BUTTON
(gtk_builder_get_object
(ctx->open_directory_builder,
"GNUNET_GTK_publish_directory_dialog_replication_spin_button")));
{
GtkSpinButton *sb;
sb = GTK_SPIN_BUTTON (gtk_builder_get_object
(ctx->open_directory_builder,
"GNUNET_GTK_publish_directory_dialog_expiration_year_spin_button"));
bo.expiration_time = GNUNET_FS_GTK_get_expiration_time (sb);
}
do_index =
gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON
(gtk_builder_get_object
(ctx->open_directory_builder,
"GNUNET_GTK_publish_directory_dialog_do_index_checkbutton")));
scan_file_or_directory (ctx, filename, &bo, do_index);
g_free (filename);
}
gtk_widget_destroy (GTK_WIDGET (dialog));
g_object_unref (G_OBJECT (ctx->open_directory_builder));
ctx->open_directory_builder = NULL;
}
/**
* Function called when the "open" (file) dialog was closed.
*
* @param dialog the open dialog
* @param response_id result of the dialog (GTK_RESPONSE_OK means to "run")
* @param user_data master publishing dialog context of our window
*/
void
GNUNET_GTK_publish_file_dialog_response_cb (GtkDialog * dialog,
gint response_id,
gpointer user_data)
{
struct MainPublishingDialogContext *ctx = user_data;
if (GTK_RESPONSE_OK == response_id)
{
char *filename;
struct GNUNET_FS_BlockOptions bo;
int do_index;
filename = GNUNET_GTK_filechooser_get_filename_utf8 (GTK_FILE_CHOOSER (dialog));
if (!GNUNET_GTK_get_selected_anonymity_level
(ctx->open_file_builder, "GNUNET_GTK_publish_file_dialog_anonymity_combobox",
&bo.anonymity_level))
{
GNUNET_break (0);
bo.anonymity_level = 1;
}
bo.content_priority =
gtk_spin_button_get_value (GTK_SPIN_BUTTON
(gtk_builder_get_object
(ctx->open_file_builder,
"GNUNET_GTK_publish_file_dialog_priority_spin_button")));
{
GtkSpinButton *sb;
sb = GTK_SPIN_BUTTON (gtk_builder_get_object
(ctx->open_file_builder,
"GNUNET_GTK_publish_file_dialog_expiration_year_spin_button"));
bo.expiration_time = GNUNET_FS_GTK_get_expiration_time (sb);
}
bo.replication_level =
gtk_spin_button_get_value (GTK_SPIN_BUTTON
(gtk_builder_get_object
(ctx->open_file_builder,
"GNUNET_GTK_publish_file_dialog_replication_spin_button")));
do_index =
gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON
(gtk_builder_get_object
(ctx->open_file_builder,
"GNUNET_GTK_publish_file_dialog_do_index_checkbutton")));
scan_file_or_directory (ctx, filename, &bo, do_index);
g_free (filename);
}
gtk_widget_destroy (GTK_WIDGET (dialog));
g_object_unref (G_OBJECT (ctx->open_file_builder));
ctx->open_file_builder = NULL;
}
/**
* User clicked on the 'add' button in the master publish dialog.
* Create the dialog to allow the user to select a file to add.
*
* FIXME-UGLY: lots of code duplication between files & directories here...
*
* @param dummy the button that was pressed
* @param user_data master publishing dialog context of our window
*/
void
GNUNET_GTK_master_publish_dialog_add_button_clicked_cb (GtkWidget * dummy,
gpointer user_data)
{
struct MainPublishingDialogContext *ctx = user_data;
ctx->open_file_builder = GNUNET_GTK_get_new_builder ("gnunet_fs_gtk_publish_file_dialog.glade", ctx);
GNUNET_FS_GTK_setup_expiration_year_adjustment (ctx->open_file_builder);
/* FIXME-FEATURE: Use some kind of adjustable defaults instead of 1000, 0 and TRUE */
gtk_spin_button_set_value (GTK_SPIN_BUTTON (gtk_builder_get_object (ctx->open_file_builder,
"GNUNET_GTK_publish_file_dialog_priority_spin_button")), 1000);
gtk_spin_button_set_value (GTK_SPIN_BUTTON (gtk_builder_get_object (ctx->open_file_builder,
"GNUNET_GTK_publish_file_dialog_replication_spin_button")), 0);
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (gtk_builder_get_object (ctx->open_file_builder,
"GNUNET_GTK_publish_file_dialog_do_index_checkbutton")), TRUE);
{
GtkComboBox *combo;
combo = GTK_COMBO_BOX (gtk_builder_get_object (ctx->open_file_builder,
"GNUNET_GTK_publish_file_dialog_anonymity_combobox"));
gtk_combo_box_set_model (combo,
GNUNET_FS_GTK_get_anonymity_level_list_store ());
}
/* show dialog */
{
GtkWidget *ad;
ad = GTK_WIDGET (gtk_builder_get_object
(ctx->open_file_builder, "GNUNET_GTK_publish_file_dialog"));
gtk_window_set_transient_for (GTK_WINDOW (ad), ctx->master_pubdialog);
gtk_window_present (GTK_WINDOW (ad));
}
}
/**
* User clicked on the 'open' button in the master publish dialog.
* Create the dialog to allow the user to select a directory.
*
* FIXME-UGLY: lots of code duplication between files & directories here...
*
* @param dummy the button that was pressed
* @param user_data master publishing dialog context of our window
*/
void
GNUNET_GTK_master_publish_dialog_open_button_clicked_cb (GtkWidget * dummy,
gpointer user_data)
{
struct MainPublishingDialogContext *ctx = user_data;
ctx->open_directory_builder = GNUNET_GTK_get_new_builder ("gnunet_fs_gtk_publish_directory_dialog.glade", ctx);
GNUNET_FS_GTK_setup_expiration_year_adjustment (ctx->open_directory_builder);
/* FIXME-FEATURE: Use some kind of adjustable defaults instead of 1000, 0 and TRUE */
gtk_spin_button_set_value (GTK_SPIN_BUTTON (gtk_builder_get_object (ctx->open_directory_builder,
"GNUNET_GTK_publish_directory_dialog_priority_spin_button")), 1000);
gtk_spin_button_set_value (GTK_SPIN_BUTTON (gtk_builder_get_object (ctx->open_directory_builder,
"GNUNET_GTK_publish_directory_dialog_replication_spin_button")), 0);
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (gtk_builder_get_object (ctx->open_directory_builder,
"GNUNET_GTK_publish_directory_dialog_do_index_checkbutton")), TRUE);
{
GtkComboBox *combo;
combo = GTK_COMBO_BOX (gtk_builder_get_object (ctx->open_directory_builder,
"GNUNET_GTK_publish_directory_dialog_anonymity_combobox"));
gtk_combo_box_set_model (combo, GNUNET_FS_GTK_get_anonymity_level_list_store ());
}
/* show dialog */
{
GtkWidget *ad;
ad = GTK_WIDGET (gtk_builder_get_object
(ctx->open_directory_builder, "GNUNET_GTK_publish_directory_dialog"));
gtk_window_set_transient_for (GTK_WINDOW (ad), ctx->master_pubdialog);
gtk_window_present (GTK_WINDOW (ad));
}
}
/* ********************************* editing sub-dialog ****************************************** */
/**
* Context we keep while an "edit" sub-dialog is open.
*/
struct EditPublishContext
{
/**
* File information that is being edited
*/
struct GNUNET_FS_FileInformation *fip;
/**
* Tree model that is being edited (where to store the results afterwards).
*/
GtkTreeModel *tm;
/**
* Position in the tree that is being edited.
*/
GtkTreeIter iter;
};
/**
* Update tree view based on the information from the
* GNUNET_FS_FileInformation publish-structure.
*
* @param cls closure, a 'struct EditPublishContext *'
* @param fi the entry in the publish-structure
* @param length length of the file or directory
* @param meta metadata for the file or directory (can be modified)
* @param uri pointer to the keywords that will be used for this entry (can be modified)
* @param bo block options (can be modified)
* @param do_index should we index (can be modified)
* @param client_info pointer to client context set upon creation (can be modified)
* @return GNUNET_OK to continue, GNUNET_NO to remove
* this entry from the directory, GNUNET_SYSERR
* to abort the iteration
*/
static int
update_treeview_after_edit (void *cls, struct GNUNET_FS_FileInformation *fi,
uint64_t length, struct GNUNET_CONTAINER_MetaData *meta,
struct GNUNET_FS_Uri **uri,
struct GNUNET_FS_BlockOptions *bo, int *do_index,
void **client_info)
{
struct EditPublishContext *epc = cls;
gtk_tree_store_set (GTK_TREE_STORE (epc->tm), &epc->iter,
1, *do_index,
3, (guint) bo->anonymity_level,
4, (guint) bo->content_priority,
6, (guint64) bo->expiration_time.abs_value,
7, (guint) bo->replication_level,
-1);
return GNUNET_SYSERR;
}
/**
* Function called when the edit publish dialog has been closed.
*
* @param cls closure
* @param ret GTK_RESPONSE_OK if the dialog was closed with "OK"
* @param root unused (namespace root name)
*/
static void
master_publish_edit_publish_dialog_cb (gpointer cls,
gint ret,
const char *root)
{
struct EditPublishContext *epc = cls;
if (ret == GTK_RESPONSE_OK)
GNUNET_FS_file_information_inspect (epc->fip, &update_treeview_after_edit, epc);
GNUNET_free (epc);
}
/**
* The user clicked on the "edit" button in the master dialog. Edit
* the selected tree item.
*
* @param dummy the 'edit' button
* @param user_data master publishing dialog context of our window
*/
void
GNUNET_GTK_master_publish_dialog_edit_button_clicked_cb (GtkWidget * dummy,
gpointer user_data)
{
struct MainPublishingDialogContext *ctx = user_data;
struct EditPublishContext *epc;
epc = GNUNET_malloc (sizeof (struct EditPublishContext));
epc->tm = ctx->file_info_treemodel;
if (! gtk_tree_selection_get_selected (ctx->file_info_selection, NULL, &epc->iter))
{
GNUNET_break (0);
GNUNET_free (epc);
return;
}
gtk_tree_model_get (ctx->file_info_treemodel,
&epc->iter,
5, &epc->fip,
-1);
GNUNET_FS_GTK_edit_publish_dialog (ctx->master_pubdialog,
epc->fip,
GNUNET_NO,
&master_publish_edit_publish_dialog_cb,
epc);
}
/* ******************** master edit dialog shutdown *********************** */
/**
* Get the file information struct corresponding to the
* given iter in the publish dialog tree model. Recursively
* builds the file information struct from the subtree.
*
* @param tm model to grab fi from
* @param iter position to grab fi from
* @return file information from the given position (never NULL)
*/
static struct GNUNET_FS_FileInformation *
get_file_information (GtkTreeModel * tm, GtkTreeIter * iter)
{
struct GNUNET_FS_FileInformation *fi;
struct GNUNET_FS_FileInformation *fic;
GtkTreeIter child;
gtk_tree_model_get (tm, iter, 5, &fi, -1);
gtk_tree_store_set (GTK_TREE_STORE (tm), iter, 5, NULL, -1);
GNUNET_assert (fi != NULL);
if (gtk_tree_model_iter_children (tm, &child, iter))
{
GNUNET_break (GNUNET_YES == GNUNET_FS_file_information_is_directory (fi));
do
{
fic = get_file_information (tm, &child);
GNUNET_break (GNUNET_OK == GNUNET_FS_file_information_add (fi, fic));
}
while (gtk_tree_model_iter_next (tm, &child));
}
return fi;
}
/**
* (Recursively) clean up the tree store with the pseudonyms.
*
* @param tm tree model we are cleaning up
* @param iter current position to clean up
*/
static void
free_pseudonym_tree_store (GtkTreeModel * tm, GtkTreeIter * iter)
{
GtkTreeIter child;
struct GNUNET_CONTAINER_MetaData *meta;
struct GNUNET_FS_Namespace *ns;
gtk_tree_model_get (tm, iter,
1, &ns,
4, &meta,
-1);
if (NULL != meta)
GNUNET_CONTAINER_meta_data_destroy (meta);
if (NULL != ns)
GNUNET_FS_namespace_delete (ns, GNUNET_NO);
/* recursively clean up children */
if (! gtk_tree_model_iter_children (tm, &child, iter))
return;
do
{
free_pseudonym_tree_store (tm, &child);
}
while (gtk_tree_model_iter_next (tm, &child));
}
/**
* Recursively clean up the tree store with the file information in it.
*
* @param tm tree model we are cleaning up
* @param iter current position to clean up
*/
static void
free_file_information_tree_store (GtkTreeModel * tm, GtkTreeIter * iter)
{
GtkTreeIter child;
struct GNUNET_FS_FileInformation *fip;
gtk_tree_model_get (tm, iter, 5, &fip, -1);
if (NULL != fip)
GNUNET_FS_file_information_destroy (fip, NULL, NULL);
/* recursively clean up children */
if (gtk_tree_model_iter_children (tm, &child, iter))
{
do
{
free_file_information_tree_store (tm, &child);
}
while (gtk_tree_model_iter_next (tm, &child));
}
}
/**
* Close the master publish dialog. If the response code was OK, starts
* the publishing operation. Otherwise, this function just cleans up the
* memory and the window itself.
*
* @param ctx master dialog context
* @return GNUNET_NO if we cannot clean up right now (sub-windows are still open)
*/
static int
close_master_publish_dialog (struct MainPublishingDialogContext *ctx)
{
GtkTreeIter iter;
/* Refuse to close until all scanners are finished */
if (NULL != ctx->adddir_head)
return GNUNET_NO;
/* free state from 'ptm' */
if (gtk_tree_model_get_iter_first (ctx->pseudonym_treemodel, &iter))
do
{
free_pseudonym_tree_store (ctx->pseudonym_treemodel, &iter);
}
while (gtk_tree_model_iter_next (ctx->pseudonym_treemodel, &iter));
gtk_tree_store_clear (GTK_TREE_STORE (ctx->pseudonym_treemodel));
/* free state from 'tm' */
if (gtk_tree_model_get_iter_first (ctx->file_info_treemodel, &iter))
do
{
free_file_information_tree_store (ctx->file_info_treemodel, &iter);
}
while (gtk_tree_model_iter_next (ctx->file_info_treemodel, &iter));
gtk_tree_store_clear (GTK_TREE_STORE (ctx->file_info_treemodel));
gtk_widget_destroy (GTK_WIDGET (ctx->master_pubdialog));
g_object_unref (G_OBJECT (ctx->builder));
GNUNET_free (ctx);
return GNUNET_YES;
}
/**
* The user pushed the 'execute' button. Start the publishing
* operation and clean up the memory and the window itself.
*
* @param button the button that was clicked
* @param user_data master publishing dialog context of our window
*/
void
GNUNET_GTK_master_publish_dialog_execute_button_clicked_cb (GtkButton * button,
gpointer user_data)
{
struct MainPublishingDialogContext *ctx = user_data;
gpointer namespace;
gchar *namespace_id;
gchar *namespace_uid;
struct GNUNET_FS_FileInformation *fi;
GtkTreeIter iter;
if (NULL != ctx->adddir_head)
{
GNUNET_break (0);
return;
}
if (TRUE == gtk_tree_selection_get_selected (ctx->pseudonym_selection, NULL, &iter))
{
gtk_tree_model_get (ctx->pseudonym_treemodel, &iter, 1, &namespace, 2, &namespace_id, 5,
&namespace_uid, -1);
}
else
{
namespace = NULL;
namespace_id = NULL;
namespace_uid = NULL;
}
if (gtk_tree_model_get_iter_first (ctx->file_info_treemodel, &iter))
do
{
fi = get_file_information (ctx->file_info_treemodel, &iter);
/* FIXME-FEATURE-BUG-MINOR: should we convert namespace id and uid from UTF8? */
GNUNET_FS_publish_start (GNUNET_FS_GTK_get_fs_handle (),
fi, namespace,
namespace_id, namespace_uid,
GNUNET_FS_PUBLISH_OPTION_NONE);
}
while (gtk_tree_model_iter_next (ctx->file_info_treemodel, &iter));
g_free (namespace_id);
g_free (namespace_uid);
GNUNET_break (GNUNET_YES == close_master_publish_dialog (ctx));
}
/**
* The user pushed the 'cancel' button. Close the master publish dialog.
*
* @param button the button that was clicked
* @param user_data master publishing dialog context of our window
*/
void
GNUNET_GTK_master_publish_dialog_cancel_button_clicked_cb (GtkButton * button,
gpointer user_data)
{
struct MainPublishingDialogContext *ctx = user_data;
GNUNET_break (GNUNET_YES == close_master_publish_dialog (ctx));
}
/**
* The user attempted to close the publish window. Check if this is
* allowed and if so, close it.
*
* @param widget the widget that generated the close event
* @param even the close event
* @param user_data master publishing dialog context of our window
* @return TRUE to refuse to close (stops other handlers from being invoked)
* FALSE to allow closing the window
*/
gboolean
GNUNET_GTK_master_publish_dialog_delete_event_cb (GtkWidget * widget,
GdkEvent * event,
gpointer user_data)
{
struct MainPublishingDialogContext *ctx = user_data;
if (GNUNET_NO == close_master_publish_dialog (ctx))
return TRUE;
return FALSE;
}
/* ******************** master edit dialog initialization *********************** */
/**
* Closure for 'add_updateable_to_ts'.
*/
struct UpdateableContext
{
/**
* Parent of current insertion.
*/
GtkTreeIter *parent;
/**
* Tree store we are modifying.
*/
GtkTreeStore *ts;
/**
* Name of the namespace.
*/
const char *namespace_name;
/**
* Handle to the namespace.
*/
struct GNUNET_FS_Namespace *ns;
/**
* Hash codes of identifiers already added to tree store.
*/
struct GNUNET_CONTAINER_MultiHashMap *seen;
/**
* Did the iterator get called?
*/
int update_called;
};
/**
* Add updateable entries to the tree view.
*
* @param cls closure
* @param last_id ID to add
* @param last_uri associated URI
* @param last_meta associate meta data
* @param next_id ID for future updates
*/
static void
add_updateable_to_ts (void *cls, const char *last_id,
const struct GNUNET_FS_Uri *last_uri,
const struct GNUNET_CONTAINER_MetaData *last_meta,
const char *next_id)
{
struct UpdateableContext *uc = cls;
struct UpdateableContext sc;
GtkTreeIter iter;
GtkTreeIter titer;
char *desc;
GNUNET_HashCode hc;
uc->update_called = GNUNET_YES;
GNUNET_CRYPTO_hash (last_id, strlen (last_id), &hc);
if (NULL != GNUNET_CONTAINER_multihashmap_get (uc->seen, &hc))
return;
GNUNET_CONTAINER_multihashmap_put (uc->seen, &hc, "dummy",
GNUNET_CONTAINER_MULTIHASHMAPOPTION_UNIQUE_FAST);
/* FIXME-BUG-MAYBE: what if this put fails? Not convinced it cannot... */
desc = GNUNET_FS_GTK_get_description_from_metadata (last_meta);
gtk_tree_store_insert_with_values (uc->ts, &iter, uc->parent, G_MAXINT, 0,
uc->namespace_name, 1, uc->ns, 2, last_id,
3, GNUNET_FS_uri_dup (last_uri), 4,
GNUNET_CONTAINER_meta_data_duplicate
(last_meta), 5, "", 6, desc, 7,
TRUE /* update editable (always) */ ,
8, FALSE
/* current not editable (only for top-level) */
, -1);
GNUNET_free_non_null (desc);
sc.parent = &iter;
sc.ts = uc->ts;
sc.namespace_name = uc->namespace_name;
sc.ns = uc->ns;
sc.seen = uc->seen;
sc.update_called = GNUNET_NO;
GNUNET_FS_namespace_list_updateable (uc->ns, next_id, &add_updateable_to_ts,
&sc);
if ((sc.update_called == GNUNET_NO) && (next_id != NULL) &&
(strlen (next_id) > 0))
{
/* add leaf */
gtk_tree_store_insert_with_values (uc->ts, &titer, &iter, G_MAXINT, 0,
uc->namespace_name, 1, uc->ns, 2,
next_id, 3, NULL, 4, NULL, 5, "", 6, "",
7, TRUE /* update editable (always) */ ,
8, FALSE
/* current not editable (only for top-level) */
, -1);
}
}
/**
* Add all updateable entries of the current namespace to the
* tree store.
*
* @param cls the 'GtkTreeStore' to update
* @param name name of the namespace to add
* @param id identity of the namespace to add
*/
static void
add_namespace_to_ts (void *cls, const char *name, const GNUNET_HashCode * id)
{
GtkTreeStore *ts = cls;
struct UpdateableContext uc;
GtkTreeIter iter;
uc.parent = &iter;
uc.namespace_name = name;
uc.ts = ts;
uc.ns = GNUNET_FS_namespace_create (GNUNET_FS_GTK_get_fs_handle (), name);
uc.update_called = GNUNET_NO;
gtk_tree_store_insert_with_values (ts, &iter, NULL, G_MAXINT,
0, name,
1, uc.ns,
2, NULL /* last-id */ ,
3, NULL /* last-uri (as string!) */ ,
4, NULL /* meta */ ,
5, NULL /* next-ID */ ,
6, NULL /* last-description */ ,
7, TRUE /* update editable */ ,
8, TRUE /* current editable */ ,
-1);
uc.seen = GNUNET_CONTAINER_multihashmap_create (128);
GNUNET_FS_namespace_list_updateable (uc.ns, NULL, &add_updateable_to_ts, &uc);
GNUNET_CONTAINER_multihashmap_destroy (uc.seen);
}
/**
* Run the file-publishing operation (by opening the master publishing dialog).
*
* @param dummy widget that triggered the action
* @param user_data builder of the main window
*/
void
GNUNET_GTK_main_menu_file_publish_activate_cb (GtkWidget * dummy, gpointer user_data)
{
struct MainPublishingDialogContext *ctx;
GtkTreeView *pseudonym_treeview;
ctx = GNUNET_malloc (sizeof (struct MainPublishingDialogContext));
ctx->builder = GNUNET_GTK_get_new_builder ("gnunet_fs_gtk_publish_dialog.glade", ctx);
if (ctx->builder == NULL)
{
GNUNET_break (0);
GNUNET_free (ctx);
return;
}
/* initialize widget references */
ctx->up_button = GTK_WIDGET (gtk_builder_get_object
(ctx->builder, "GNUNET_GTK_master_publish_dialog_up_button"));
ctx->down_button = GTK_WIDGET (gtk_builder_get_object
(ctx->builder, "GNUNET_GTK_master_publish_dialog_down_button"));
ctx->left_button = GTK_WIDGET (gtk_builder_get_object
(ctx->builder, "GNUNET_GTK_master_publish_dialog_left_button"));
ctx->right_button = GTK_WIDGET (gtk_builder_get_object
(ctx->builder, "GNUNET_GTK_master_publish_dialog_right_button"));
ctx->delete_button = GTK_WIDGET (gtk_builder_get_object
(ctx->builder, "GNUNET_GTK_master_publish_dialog_delete_button"));
ctx->edit_button = GTK_WIDGET (gtk_builder_get_object
(ctx->builder, "GNUNET_GTK_master_publish_dialog_edit_button"));
ctx->execute_button = GTK_WIDGET (gtk_builder_get_object
(ctx->builder, "GNUNET_GTK_master_publish_dialog_execute_button"));
ctx->cancel_button = GTK_WIDGET (gtk_builder_get_object
(ctx->builder , "GNUNET_GTK_master_publish_dialog_cancel_button"));
ctx->file_info_treeview = GTK_TREE_VIEW (gtk_builder_get_object
(ctx->builder, "GNUNET_GTK_master_publish_dialog_file_information_tree_view"));
ctx->file_info_selection = gtk_tree_view_get_selection (ctx->file_info_treeview);
ctx->file_info_treemodel = gtk_tree_view_get_model (ctx->file_info_treeview);
ctx->master_pubdialog =
GTK_WINDOW (gtk_builder_get_object
(ctx->builder, "GNUNET_GTK_master_publish_dialog"));
pseudonym_treeview = GTK_TREE_VIEW (gtk_builder_get_object
(ctx->builder,
"GNUNET_GTK_master_publish_dialog_pseudonym_tree_view"));
ctx->pseudonym_selection = gtk_tree_view_get_selection (pseudonym_treeview);
ctx->pseudonym_treemodel = gtk_tree_view_get_model (pseudonym_treeview);
/* connect signals; FIXME-GTK3: these could be connected with (modern) Glade */
g_signal_connect (G_OBJECT (ctx->file_info_selection), "changed",
G_CALLBACK (selection_changed_cb), ctx);
g_signal_connect (G_OBJECT (ctx->pseudonym_selection), "changed",
G_CALLBACK (selection_changed_cb), ctx);
/* populate namespace model */
GNUNET_FS_namespace_list (GNUNET_FS_GTK_get_fs_handle (),
&add_namespace_to_ts,
GTK_TREE_STORE (ctx->pseudonym_treemodel));
/* show dialog */
gtk_window_present (GTK_WINDOW (ctx->master_pubdialog));
}
/* end of gnunet-fs-gtk_publish-dialog.c */
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