static void nsgtk_download_store_update_item (struct gui_download_window *dl)
{
gchar *info = nsgtk_download_info_to_string(dl);
char *human = human_friendly_bytesize(dl->speed);
char speed[strlen(human) + SLEN("/s") + 1];
sprintf(speed, "%s/s", human);
gchar *time = nsgtk_download_time_to_string(dl->time_remaining);
gboolean pulse = dl->status == NSGTK_DOWNLOAD_WORKING;
/* Updates iter (which is needed to set and get data) with the dl row */
gtk_tree_model_get_iter(GTK_TREE_MODEL(nsgtk_download_store),
&nsgtk_download_iter,
gtk_tree_row_reference_get_path(dl->row));
gtk_list_store_set(nsgtk_download_store, &nsgtk_download_iter,
NSGTK_DOWNLOAD_PULSE, pulse ? dl->progress : -1,
NSGTK_DOWNLOAD_PROGRESS, pulse ? 0 : dl->progress,
NSGTK_DOWNLOAD_INFO, info,
NSGTK_DOWNLOAD_SPEED, dl->speed == 0 ? "-" : speed,
NSGTK_DOWNLOAD_REMAINING, time,
NSGTK_DOWNLOAD, dl,
-1);
g_free(info);
g_free(time);
}
NSDownloadWindow::NSDownloadWindow(download_context* ctx)
: BWindow(BRect(30, 30, 400, 200), "Downloads", B_TITLED_WINDOW,
B_NOT_RESIZABLE)
, ctx(ctx)
, progress(0)
, success(false)
{
unsigned long dlsize = download_context_get_total_length(ctx);
char* buffer = human_friendly_bytesize(dlsize);
// Create the status bar
BRect rect = Bounds();
rect.InsetBy(3, 3);
bar = new BStatusBar(rect, "progress",
download_context_get_filename(ctx), buffer);
bar->SetMaxValue(dlsize);
// Create the backgroundview (just so that the area around the progress bar
// is B_PANEL_BACKGROUND_COLOR instead of white)
BView* back = new BView(Bounds(), "back", B_FOLLOW_ALL_SIDES, B_WILL_DRAW);
back->SetViewColor(ui_color(B_PANEL_BACKGROUND_COLOR));
// Add the views to the window
back->AddChild(bar);
AddChild(back);
// Resize the window to leave a margin around the progress bar
BRect size = bar->Bounds();
ResizeTo(size.Width() + 6, size.Height() + 6);
Show();
}
static gchar* nsgtk_download_info_to_string(struct gui_download_window *dl)
{
gchar *size_info = g_strdup_printf(messages_get("gtkSizeInfo"),
human_friendly_bytesize(dl->size_downloaded),
dl->size_total == 0 ? messages_get("gtkUnknownSize") :
human_friendly_bytesize(dl->size_total));
gchar *r;
if (dl->status != NSGTK_DOWNLOAD_ERROR)
r = g_strdup_printf("%s\n%s", dl->name->str, size_info);
else
r = g_strdup_printf("%s\n%s", dl->name->str,
dl->error->message);
g_free(size_info);
return r;
}
/**
* Callback function for fetch progress.
*/
static int
fetch_curl_progress(void *clientp,
double dltotal,
double dlnow,
double ultotal,
double ulnow)
{
static char fetch_progress_buffer[256]; /**< Progress buffer for cURL */
struct curl_fetch_info *f = (struct curl_fetch_info *) clientp;
uint64_t time_now_ms;
fetch_msg msg;
if (f->abort) {
return 0;
}
msg.type = FETCH_PROGRESS;
msg.data.progress = fetch_progress_buffer;
/* Rate limit each fetch's progress notifications */
nsu_getmonotonic_ms(&time_now_ms);
#define UPDATE_DELAY_MS (1000 / UPDATES_PER_SECOND)
if (time_now_ms - f->last_progress_update < UPDATE_DELAY_MS) {
return 0;
}
#undef UPDATE_DELAY_MS
f->last_progress_update = time_now_ms;
if (dltotal > 0) {
snprintf(fetch_progress_buffer, 255,
messages_get("Progress"),
human_friendly_bytesize(dlnow),
human_friendly_bytesize(dltotal));
fetch_send_callback(&msg, f->fetch_handle);
} else {
snprintf(fetch_progress_buffer, 255,
messages_get("ProgressU"),
human_friendly_bytesize(dlnow));
fetch_send_callback(&msg, f->fetch_handle);
}
return 0;
}
void
NSDownloadWindow::Progress(int size)
{
progress += size;
char* buffer = human_friendly_bytesize(progress);
strcat(buffer, "/");
bar->LockLooper();
bar->Update(size, NULL, buffer);
bar->Invalidate();
bar->UnlockLooper();
}
BOOL ami_download_check_overwrite(const char *file, struct Window *win, ULONG size)
{
/* Return TRUE if file can be (over-)written */
int32 res = 0;
BPTR lock = 0;
char *overwritetext;
if(nsoption_bool(ask_overwrite) == false) return TRUE;
lock = Lock(file, ACCESS_READ);
if(lock)
{
if(size) {
BPTR fh;
int64 oldsize = 0;
if((fh = OpenFromLock(lock))) {
oldsize = GetFileSize(fh);
Close(fh);
}
overwritetext = ASPrintf("%s\n\n%s %s\n%s %s",
messages_get("OverwriteFile"),
messages_get("amiSizeExisting"), human_friendly_bytesize((ULONG)oldsize),
messages_get("amiSizeNew"), human_friendly_bytesize(size));
} else {
UnLock(lock);
overwritetext = ASPrintf(messages_get("OverwriteFile"));
}
res = amiga_warn_user_multi(overwritetext, "Replace", "DontReplace", win);
FreeVec(overwritetext);
}
else return TRUE;
if(res == 1) return TRUE;
else return FALSE;
}
void ro_gui_download_update_status(struct gui_download_window *dw)
{
char *received;
char *total_size;
char *speed;
char time[20] = "?";
struct timeval t;
float dt;
unsigned int left;
float rate;
os_error *error;
int width;
char *local_status;
utf8_convert_ret err;
gettimeofday(&t, 0);
dt = (t.tv_sec + 0.000001 * t.tv_usec) - (dw->last_time.tv_sec +
0.000001 * dw->last_time.tv_usec);
if (dt == 0)
dt = 0.001;
total_size = human_friendly_bytesize(max(dw->received, dw->total_size));
if (dw->ctx) {
rate = (dw->received - dw->last_received) / dt;
received = human_friendly_bytesize(dw->received);
/* A simple 'modified moving average' download rate calculation
* to smooth out rate fluctuations: chosen for simplicity.
*/
dw->average_points++;
dw->average_rate =
((dw->average_points - 1) *
dw->average_rate + rate) /
dw->average_points;
speed = human_friendly_bytesize(dw->average_rate);
if (dw->total_size) {
float f;
if (dw->average_rate > 0) {
left = (dw->total_size - dw->received) /
dw->average_rate;
sprintf(time, "%u:%.2u", left / 60, left % 60);
}
/* convert to local encoding */
err = utf8_to_local_encoding(
messages_get("Download"), 0, &local_status);
if (err != UTF8_CONVERT_OK) {
/* badenc should never happen */
assert(err != UTF8_CONVERT_BADENC);
/* hide nomem error */
snprintf(dw->status, sizeof dw->status,
messages_get("Download"),
received, total_size, speed, time);
}
else {
snprintf(dw->status, sizeof dw->status,
local_status,
received, total_size, speed, time);
free(local_status);
}
f = (float) dw->received / (float) dw->total_size;
width = download_progress_width * f;
} else {
left = t.tv_sec - dw->start_time.tv_sec;
sprintf(time, "%u:%.2u", left / 60, left % 60);
err = utf8_to_local_encoding(
messages_get("DownloadU"), 0, &local_status);
if (err != UTF8_CONVERT_OK) {
/* badenc should never happen */
assert(err != UTF8_CONVERT_BADENC);
/* hide nomem error */
snprintf(dw->status, sizeof dw->status,
messages_get("DownloadU"),
received, speed, time);
}
else {
snprintf(dw->status, sizeof dw->status,
local_status,
received, speed, time);
free(local_status);
}
/* length unknown, stay at 0 til finished */
width = 0;
}
} else {
left = dw->last_time.tv_sec - dw->start_time.tv_sec;
if (left == 0)
left = 1;
rate = (float) dw->received / (float) left;
sprintf(time, "%u:%.2u", left / 60, left % 60);
speed = human_friendly_bytesize(rate);
err = utf8_to_local_encoding(messages_get("Downloaded"), 0,
&local_status);
if (err != UTF8_CONVERT_OK) {
/* badenc should never happen */
assert(err != UTF8_CONVERT_BADENC);
/* hide nomem error */
snprintf(dw->status, sizeof dw->status,
messages_get("Downloaded"),
total_size, speed, time);
}
else {
snprintf(dw->status, sizeof dw->status, local_status,
total_size, speed, time);
free(local_status);
}
/* all done */
width = download_progress_width;
}
dw->last_time = t;
dw->last_received = dw->received;
error = xwimp_resize_icon(dw->window, ICON_DOWNLOAD_PROGRESS,
download_progress_x0,
download_progress_y0,
download_progress_x0 + width,
download_progress_y1);
if (error) {
LOG(("xwimp_resize_icon: 0x%x: %s",
error->errnum, error->errmess));
warn_user("WimpError", error->errmess);
}
error = xwimp_set_icon_state(dw->window, ICON_DOWNLOAD_STATUS, 0, 0);
if (error) {
LOG(("xwimp_set_icon_state: 0x%x: %s",
error->errnum, error->errmess));
warn_user("WimpError", error->errmess);
}
if (dw->ctx)
schedule(100, ro_gui_download_update_status_wrapper, dw);
else
schedule_remove(ro_gui_download_update_status_wrapper, dw);
}
static struct gui_download_window *
gui_download_window_create(download_context *ctx, struct gui_window *gui)
{
nsurl *url = download_context_get_url(ctx);
unsigned long total_size = download_context_get_total_length(ctx);
gchar *domain;
gchar *destination;
gboolean unknown_size = total_size == 0;
const char *size = (total_size == 0 ?
messages_get("gtkUnknownSize") :
human_friendly_bytesize(total_size));
nsgtk_download_parent =
nsgtk_scaffolding_window(nsgtk_get_scaffold(gui));
struct gui_download_window *download = malloc(sizeof *download);
if (download == NULL) {
return NULL;
}
/* set the domain to the host component of the url if it exists */
if (nsurl_has_component(url, NSURL_HOST)) {
domain = g_strdup(lwc_string_data(nsurl_get_component(url, NSURL_HOST)));
} else {
domain = g_strdup(messages_get("gtkUnknownHost"));
}
if (domain == NULL) {
free(download);
return NULL;
}
/* show the dialog */
destination = nsgtk_download_dialog_show(
download_context_get_filename(ctx), domain, size);
if (destination == NULL) {
g_free(domain);
free(download);
return NULL;
}
/* Add the new row and store the reference to it (which keeps track of
* the tree changes) */
gtk_list_store_prepend(nsgtk_download_store, &nsgtk_download_iter);
download->row = gtk_tree_row_reference_new(
GTK_TREE_MODEL(nsgtk_download_store),
gtk_tree_model_get_path(
GTK_TREE_MODEL(nsgtk_download_store),
&nsgtk_download_iter));
download->ctx = ctx;
download->name = g_string_new(download_context_get_filename(ctx));
download->time_left = g_string_new("");
download->size_total = total_size;
download->size_downloaded = 0;
download->speed = 0;
download->start_time = g_timer_elapsed(nsgtk_downloads_timer, NULL);
download->time_remaining = -1;
download->status = NSGTK_DOWNLOAD_NONE;
download->progress = 0;
download->error = NULL;
download->write =
g_io_channel_new_file(destination, "w", &download->error);
if (nsgtk_download_handle_error(download->error)) {
g_string_free(download->name, TRUE);
g_string_free(download->time_left, TRUE);
free(download);
return NULL;
}
g_io_channel_set_encoding(download->write, NULL, &download->error);
nsgtk_download_change_sensitivity(download, NSGTK_DOWNLOAD_CANCEL);
nsgtk_download_store_create_item(download);
nsgtk_download_show(nsgtk_download_parent);
if (unknown_size)
nsgtk_download_change_status(download, NSGTK_DOWNLOAD_WORKING);
if (nsgtk_downloads_num_active == 0) {
g_timeout_add(UPDATE_RATE,
(GSourceFunc) nsgtk_download_update, FALSE);
}
nsgtk_downloads_list = g_list_prepend(nsgtk_downloads_list, download);
return download;
}
