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netsurf/atari/download.c

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/*
* Copyright 2010 Ole Loots <ole@monochrom.net>
*
* This file is part of NetSurf, http://www.netsurf-browser.org/
*
* NetSurf 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 2 of the License.
*
* NetSurf 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 <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <string.h>
#include <stdbool.h>
#include <windom.h>
#include "content/urldb.h"
#include "content/fetch.h"
#include "desktop/gui.h"
#include "desktop/history_core.h"
#include "desktop/netsurf.h"
#include "desktop/options.h"
#include "desktop/save_complete.h"
#include "desktop/selection.h"
#include "desktop/textinput.h"
#include "desktop/download.h"
#include "render/html.h"
#include "utils/url.h"
#include "utils/log.h"
#include "utils/messages.h"
#include "utils/utils.h"
#include "atari/gui.h"
#include "atari/misc.h"
#include "atari/res/netsurf.rsh"
#include "atari/download.h"
#include "atari/options.h"
#include "atari/osspec.h"
/*TODO: get filename from core. */
static void gui_download_window_destroy( struct gui_download_window * gdw );
static void __CDECL evnt_bt_abort_click
(
WINDOW *win,
int index,
int unused,
void * data
)
{
struct gui_download_window * dw = (struct gui_download_window *)data;
assert( dw != NULL );
ObjcChange( OC_FORM, win, index, ~SELECTED, TRUE);
if( dw->status != NSATARI_DOWNLOAD_CANCELED ){
dw->abort = true;
}
}
static void __CDECL evnt_cbrdy_click
(
WINDOW *win,
int index,
int unused,
void * data
)
{
struct gui_download_window * dw = (struct gui_download_window *)data;
assert( dw != NULL );
}
static void __CDECL evnt_close( WINDOW *win, short buff[8], void * data)
{
struct gui_download_window * dw = (struct gui_download_window *)data;
assert( dw != NULL );
gui_download_window_destroy( dw );
ApplWrite( _AESapid, WM_DESTROY, win->handle, 0,0,0,0);
}
static void gui_download_window_destroy( struct gui_download_window * gdw )
{
if( gdw->status == NSATARI_DOWNLOAD_WORKING ){
download_context_abort( gdw->ctx );
}
download_context_destroy( gdw->ctx );
if( gdw->form != NULL ){
/* first destroy the form, so that it won't acces the gdw members */
ApplWrite( _AESapid, WM_DESTROY, gdw->form->handle, 0,0,0,0);
EvntWindom( MU_MESAG );
}
if( gdw->destination ) {
free( gdw->destination );
}
if( gdw->domain ) {
free( gdw->domain );
}
if( gdw->url ) {
free( gdw->url );
}
if( gdw->fd != NULL ){
fclose(gdw->fd);
gdw->fd = NULL;
}
if( gdw->fbuf != NULL ){
free( gdw->fbuf );
}
free( gdw );
}
struct gui_download_window *gui_download_window_create(download_context *ctx,
struct gui_window *parent)
{
char *filename;
char *destination;
const char * path = option_downloads_path;
const char * url;
struct gui_download_window * gdw;
/* TODO: Implement real form and use messages file strings! */
if( form_alert(2, "[2][Accept Download?][Yes|No]") == 2){
return( NULL );
}
OBJECT * tree = get_tree(DOWNLOAD);
if( tree == NULL )
return( NULL );
gdw = calloc( 1, sizeof(struct gui_download_window) );
if( gdw == NULL )
return( NULL );
gdw->ctx = ctx;
gdw->abort = false;
gdw->start = clock() / CLOCKS_PER_SEC;
gdw->lastrdw = 0;
gdw->status = NSATARI_DOWNLOAD_WORKING;
gdw->parent = parent;
gdw->fbufsize = MAX(BUFSIZ, 48000);
gdw->size_downloaded = 0;
gdw->size_total = download_context_get_total_length(ctx);
url = download_context_get_url(ctx);
gdw->url = calloc(1, strlen(url) + 1 );
if( gdw->url == NULL ){
gui_download_window_destroy(gdw);
return( NULL );
}
if (url_nice(url, &filename, false) != URL_FUNC_OK) {
filename = strdup("unknown");
if (filename == NULL) {
gui_download_window_destroy(gdw);
return NULL;
}
}
if (url_host(url, &gdw->domain) != URL_FUNC_OK) {
gdw->domain = strdup("unknown");
if (gdw->domain == NULL) {
free(filename);
gui_download_window_destroy(gdw);
return NULL;
}
}
char * tpath = alloca(strlen(filename) + strlen(path) + 2 );
char * tpath2 = alloca(PATH_MAX);
strcpy( tpath, path );
if( path[strlen(path)-1] != '/' && path[strlen(path)-1] != '\\' ) {
strcat( tpath, "/");
}
strcat( tpath, filename );
gemdos_realpath(tpath, tpath2);
gdw->destination = malloc(strlen(tpath2) + 2);
strcpy(gdw->destination, tpath2);
gdw->fd = fopen(gdw->destination, "wb" );
if( gdw->fd == NULL ){
free( filename );
gui_download_window_destroy(gdw);
return( NULL );
}
gdw->fbuf = malloc( gdw->fbufsize+1 );
if( gdw->fbuf != NULL ){
setvbuf( gdw->fd, gdw->fbuf, _IOFBF, gdw->fbufsize );
}
gdw->form = mt_FormCreate( &app, tree, WAT_FORM,
NULL, (char*)"Download",
NULL, true, true );
if( gdw->form == NULL || gdw->fd == NULL ){
free( filename );
gui_download_window_destroy(gdw);
return( NULL );
}
tree = ObjcTree(OC_FORM, gdw->form );
ObjcAttachFormFunc( gdw->form, DOWNLOAD_BT_ABORT,
evnt_bt_abort_click, gdw
);
ObjcAttachFormFunc( gdw->form, DOWNLOAD_CB_CLOSE_RDY,
evnt_cbrdy_click, gdw
);
EvntDataAdd( gdw->form, WM_CLOSED, evnt_close, gdw, EV_TOP);
strncpy((char*)&gdw->lbl_file, filename, MAX_SLEN_LBL_FILE-1);
ObjcString( tree, DOWNLOAD_FILENAME, (char*)&gdw->lbl_file );
ObjcString( tree, DOWNLOAD_LBL_BYTES, (char*)&gdw->lbl_done );
ObjcString( tree, DOWNLOAD_LBL_PERCENT, (char*)&gdw->lbl_percent );
ObjcString( tree, DOWNLOAD_LBL_SPEED, (char*)&gdw->lbl_speed );
free( filename );
LOG(("created download: %s (total size: %d)",
gdw->destination, gdw->size_total
));
return gdw;
}
nserror gui_download_window_data(struct gui_download_window *dw,
const char *data, unsigned int size)
{
uint32_t p = 0;
uint32_t tnow = clock() / CLOCKS_PER_SEC;
uint32_t sdiff = tnow - dw->start;
float speed;
float pf = 0;
OBJECT * tree;
if( dw->abort == true ){
dw->status = NSATARI_DOWNLOAD_CANCELED;
dw->abort = false;
download_context_abort( dw->ctx );
ObjcChange( OC_FORM, dw->form, DOWNLOAD_BT_ABORT, DISABLED, TRUE);
return( NSERROR_OK );
}
/* save data */
fwrite( data , size, sizeof(unsigned char),dw->fd );
dw->size_downloaded += size;
gui_multitask();
/* Update the progress bar... */
if( tnow - dw->lastrdw > 1 ) {
dw->lastrdw = tnow;
tree = ObjcTree(OC_FORM, dw->form );
if( dw->size_total > 0 ){
p = (dw->size_downloaded *100) / dw->size_total;
}
speed = dw->size_downloaded / sdiff;
tree[DOWNLOAD_PROGRESS_DONE].ob_width = MAX( MIN( p*(DOWNLOAD_BAR_MAX/100), DOWNLOAD_BAR_MAX ), 1);
if( dw->size_total > 0 ){
snprintf( (char*)&dw->lbl_percent, MAX_SLEN_LBL_PERCENT,
"%lu%s", p, "%"
);
} else {
snprintf( (char*)&dw->lbl_percent, MAX_SLEN_LBL_PERCENT,
"%s", "?%"
);
}
snprintf( (char*)&dw->lbl_speed, MAX_SLEN_LBL_SPEED, "%s/s",
human_friendly_bytesize(speed)
);
snprintf( (char*)&dw->lbl_done, MAX_SLEN_LBL_DONE, "%s / %s",
human_friendly_bytesize(dw->size_downloaded),
(dw->size_total>0) ? human_friendly_bytesize(dw->size_total) : "?"
);
ObjcString( tree, DOWNLOAD_LBL_BYTES, (char*)&dw->lbl_done );
ObjcString( tree, DOWNLOAD_LBL_PERCENT, (char*)&dw->lbl_percent );
ObjcString( tree, DOWNLOAD_LBL_SPEED, (char*)&dw->lbl_speed );
snd_rdw( dw->form );
}
return NSERROR_OK;
}
void gui_download_window_error(struct gui_download_window *dw,
const char *error_msg)
{
LOG(("%s", error_msg));
strncpy((char*)&dw->lbl_file, error_msg, MAX_SLEN_LBL_FILE-1);
dw->status = NSATARI_DOWNLOAD_ERROR;
snd_rdw( dw->form );
}
void gui_download_window_done(struct gui_download_window *dw)
{
LOG((""));
dw->status = NSATARI_DOWNLOAD_COMPLETE;
if( dw->fd != NULL ) {
fclose( dw->fd );
dw->fd = NULL;
}
OBJECT * tree = ObjcTree(OC_FORM, dw->form );
tree[DOWNLOAD_PROGRESS_DONE].ob_width = DOWNLOAD_BAR_MAX;
snprintf( (char*)&dw->lbl_percent, MAX_SLEN_LBL_PERCENT,
"%lu%s", 100, "%"
);
snprintf( (char*)&dw->lbl_done, MAX_SLEN_LBL_DONE, "%s / %s",
human_friendly_bytesize(dw->size_downloaded),
(dw->size_total>0) ? human_friendly_bytesize(dw->size_total) : human_friendly_bytesize(dw->size_downloaded)
);
ObjcString( tree, DOWNLOAD_LBL_BYTES, (char*)&dw->lbl_done );
ObjcString( tree, DOWNLOAD_LBL_PERCENT, (char*)&dw->lbl_percent );
ObjcChange( OC_FORM, dw->form, DOWNLOAD_BT_ABORT, DISABLED, FALSE);
snd_rdw( dw->form );
if( (tree[DOWNLOAD_CB_CLOSE_RDY].ob_state & SELECTED) != 0 ) {
ApplWrite( _AESapid, WM_CLOSED, dw->form->handle, 0,0,0,0);
}
}
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