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netsurf/amiga/download.c

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/*
* Copyright 2008-2010 Chris Young <chris@unsatisfactorysoftware.co.uk>
*
* 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 <string.h>
#include <proto/wb.h>
#include <proto/asl.h>
#include <proto/exec.h>
#include <proto/dos.h>
#include <proto/intuition.h>
#include <proto/utility.h>
#include <proto/icon.h>
#ifdef __amigaos4__
#include <proto/application.h>
#endif
#include <workbench/icon.h>
#include "amiga/download.h"
#include "amiga/icon.h"
#include "amiga/object.h"
#include "desktop/options.h"
#include "amiga/bitmap.h"
#include "amiga/iff_dr2d.h"
#include "amiga/theme.h"
#include "amiga/utf8.h"
#include "amiga/file.h"
#include "desktop/download.h"
#include "desktop/selection.h"
#include "desktop/save_complete.h"
#include "image/ico.h"
#include "utils/errors.h"
#include "utils/log.h"
#include "utils/messages.h"
#include "utils/utils.h"
#include <proto/window.h>
#include <proto/layout.h>
#include <proto/fuelgauge.h>
#include <classes/window.h>
#include <gadgets/fuelgauge.h>
#include <gadgets/layout.h>
#include <reaction/reaction_macros.h>
struct gui_download_window {
struct nsObject *node;
struct Window *win;
Object *objects[GID_LAST];
BPTR fh;
uint32 size;
uint32 downloaded;
struct dlnode *dln;
struct browser_window *bw;
struct download_context *ctx;
char *url;
char fname[1024];
int result;
};
enum {
AMINS_DLOAD_OK = 0,
AMINS_DLOAD_ERROR,
AMINS_DLOAD_ABORT,
};
int downloads_in_progress = 0;
BYTE original_task_priority = 0;
struct gui_download_window *gui_download_window_create(download_context *ctx,
struct gui_window *gui)
{
const char *url = download_context_get_url(ctx);
const char *mime_type = download_context_get_mime_type(ctx);
unsigned long total_size = download_context_get_total_length(ctx);
struct gui_download_window *dw;
APTR va[3];
dw = AllocVec(sizeof(struct gui_download_window),MEMF_PRIVATE | MEMF_CLEAR);
if(gui && (!IsListEmpty(&gui->dllist)) && (dw->dln = (struct dlnode *)FindName(&gui->dllist,url)))
{
strcpy(dw->fname, dw->dln->filename);
free(dw->dln->node.ln_Name);
dw->dln->node.ln_Name = NULL;
}
else
{
if(AslRequestTags(savereq,
ASLFR_TitleText,messages_get("NetSurf"),
ASLFR_Screen,scrn,
ASLFR_InitialFile, download_context_get_filename(ctx),
TAG_DONE))
{
strlcpy(dw->fname, savereq->fr_Drawer, 1024);
AddPart((STRPTR)&dw->fname,savereq->fr_File,1024);
if(!ami_download_check_overwrite(dw->fname, gui->shared->win, total_size))
{
FreeVec(dw);
return NULL;
}
}
else
{
FreeVec(dw);
return NULL;
}
}
dw->size = total_size;
dw->downloaded = 0;
if(gui) dw->bw = gui->shared->bw;
dw->url = (char *)strdup((char *)url);
va[0] = (APTR)dw->downloaded;
va[1] = (APTR)dw->size;
va[2] = 0;
if(!(dw->fh = FOpen((STRPTR)&dw->fname,MODE_NEWFILE,0)))
{
FreeVec(dw);
return NULL;
}
dw->objects[OID_MAIN] = WindowObject,
WA_ScreenTitle,nsscreentitle,
WA_Title, dw->url,
WA_Activate, TRUE,
WA_DepthGadget, TRUE,
WA_DragBar, TRUE,
WA_CloseGadget, FALSE,
WA_SizeGadget, TRUE,
WA_CustomScreen,scrn,
WINDOW_SharedPort,sport,
WINDOW_UserData,dw,
WINDOW_IconifyGadget, FALSE,
WINDOW_LockHeight,TRUE,
WINDOW_Position, WPOS_CENTERSCREEN,
WINDOW_ParentGroup, dw->objects[GID_MAIN] = VGroupObject,
LAYOUT_AddChild, dw->objects[GID_STATUS] = FuelGaugeObject,
GA_ID,GID_STATUS,
GA_Text,messages_get("amiDownload"),
FUELGAUGE_Min,0,
FUELGAUGE_Max,total_size,
FUELGAUGE_Level,0,
FUELGAUGE_Ticks,11,
FUELGAUGE_ShortTicks,TRUE,
FUELGAUGE_VarArgs,va,
FUELGAUGE_Percent,FALSE,
FUELGAUGE_Justification,FGJ_CENTER,
FuelGaugeEnd,
CHILD_NominalSize,TRUE,
CHILD_WeightedHeight,0,
LAYOUT_AddChild, dw->objects[GID_CANCEL] = ButtonObject,
GA_ID,GID_CANCEL,
GA_RelVerify,TRUE,
GA_Text,messages_get("Abort"),
GA_TabCycle,TRUE,
ButtonEnd,
EndGroup,
EndWindow;
dw->win = (struct Window *)RA_OpenWindow(dw->objects[OID_MAIN]);
dw->ctx = ctx;
dw->node = AddObject(window_list,AMINS_DLWINDOW);
dw->node->objstruct = dw;
/* Set task priority to -1.
* NetSurf loops without Wait()ing when downloading,
* so this gives other tasks a bit more CPU time. */
if(downloads_in_progress == 0) {
original_task_priority = SetTaskPri(FindTask(0), (BYTE)nsoption_int(download_task_pri));
LOG(("Now running at priority %d (was %d)", nsoption_int(download_task_pri), original_task_priority));
}
downloads_in_progress++;
return dw;
}
nserror gui_download_window_data(struct gui_download_window *dw,
const char *data, unsigned int size)
{
APTR va[3];
if(!dw) return NSERROR_SAVE_FAILED;
FWrite(dw->fh,data,1,size);
dw->downloaded = dw->downloaded + size;
va[0] = (APTR)dw->downloaded;
va[1] = (APTR)dw->size;
va[2] = 0;
if(dw->size)
{
RefreshSetGadgetAttrs((struct Gadget *)dw->objects[GID_STATUS], dw->win, NULL,
FUELGAUGE_Level, dw->downloaded,
GA_Text, messages_get("amiDownload"),
FUELGAUGE_VarArgs, va,
TAG_DONE);
}
else
{
RefreshSetGadgetAttrs((struct Gadget *)dw->objects[GID_STATUS], dw->win, NULL,
FUELGAUGE_Level, dw->downloaded,
GA_Text, messages_get("amiDownloadU"),
FUELGAUGE_VarArgs, va,
TAG_DONE);
}
return NSERROR_OK;
}
void gui_download_window_error(struct gui_download_window *dw,
const char *error_msg)
{
warn_user("Unwritten","");
dw->result = AMINS_DLOAD_ERROR;
gui_download_window_done(dw);
}
void ami_download_window_abort(struct gui_download_window *dw)
{
download_context_abort(dw->ctx);
dw->result = AMINS_DLOAD_ABORT;
gui_download_window_done(dw);
}
void gui_download_window_done(struct gui_download_window *dw)
{
struct dlnode *dln,*dln2 = NULL;
struct browser_window *bw = dw->bw;
bool queuedl = false;
STRPTR sendcmd = NULL;
if(!dw) return;
if((nsoption_bool(download_notify)) && (dw->result == AMINS_DLOAD_OK))
{
Notify(ami_appid, APPNOTIFY_Title, messages_get("amiDownloadComplete"),
APPNOTIFY_PubScreenName, "FRONT",
APPNOTIFY_BackMsg, dw->fname,
APPNOTIFY_CloseOnDC, TRUE,
APPNOTIFY_Text, dw->fname,
TAG_DONE);
}
download_context_destroy(dw->ctx);
if(dln = dw->dln)
{
dln2 = (struct dlnode *)GetSucc((struct Node *)dln);
if((dln!=dln2) && (dln2)) queuedl = true;
free(dln->filename);
Remove((struct Node *)dln);
FreeVec(dln);
}
FClose(dw->fh);
SetComment(dw->fname, dw->url);
if(dw->url) free(dw->url);
/* Set task priority back to what it was originally */
downloads_in_progress--;
if(downloads_in_progress == 0) {
BYTE taskpri = SetTaskPri(FindTask(0), original_task_priority);
LOG(("Now running at priority %d (was %d)", original_task_priority, taskpri));
}
DisposeObject(dw->objects[OID_MAIN]);
DelObject(dw->node);
if(queuedl) browser_window_download(bw,dln2->node.ln_Name,NULL);
}
BOOL ami_download_window_event(struct gui_download_window *dw)
{
/* return TRUE if window destroyed */
ULONG class,result,relevent = 0;
uint16 code;
while((result = RA_HandleInput(dw->objects[OID_MAIN], &code)) != WMHI_LASTMSG)
{
switch(result & WMHI_CLASSMASK) // class
{
case WMHI_GADGETUP:
switch(result & WMHI_GADGETMASK)
{
case GID_CANCEL:
ami_download_window_abort(dw);
return TRUE;
break;
}
break;
}
}
return FALSE;
}
void ami_free_download_list(struct List *dllist)
{
struct dlnode *node;
struct dlnode *nnode;
if(!dllist) return;
if(IsListEmpty(dllist)) return;
node = (struct dlnode *)GetHead((struct List *)dllist);
do
{
nnode=(struct dlnode *)GetSucc((struct Node *)node);
free(node->node.ln_Name);
free(node->filename);
Remove((struct Node *)node);
FreeVec((struct Node *)node);
}while(node=nnode);
}
void
gui_window_save_link(struct gui_window *g, const char *url, const char *title)
{
BPTR fh = 0;
char fname[1024];
STRPTR openurlstring,linkname;
struct DiskObject *dobj = NULL;
linkname = ASPrintf("Link_to_%s",FilePart(url));
if(AslRequestTags(savereq,
ASLFR_TitleText,messages_get("NetSurf"),
ASLFR_Screen,scrn,
ASLFR_InitialFile,linkname,
TAG_DONE))
{
strlcpy(fname, savereq->fr_Drawer, 1024);
AddPart(fname,savereq->fr_File,1024);
ami_update_pointer(g->shared->win,GUI_POINTER_WAIT);
if(ami_download_check_overwrite(fname, g->shared->win, 0))
{
if(fh = FOpen(fname,MODE_NEWFILE,0))
{
/* TODO: Should be URLOpen on OS4.1 */
openurlstring = ASPrintf("openurl \"%s\"\n",url);
FWrite(fh,openurlstring,1,strlen(openurlstring));
FClose(fh);
FreeVec(openurlstring);
SetComment(fname,url);
dobj = GetIconTags(NULL,ICONGETA_GetDefaultName,"url",
ICONGETA_GetDefaultType,WBPROJECT,
TAG_DONE);
dobj->do_DefaultTool = "IconX";
PutIconTags(fname,dobj,
ICONPUTA_NotifyWorkbench,TRUE,
TAG_DONE);
FreeDiskObject(dobj);
}
FreeVec(linkname);
}
ami_update_pointer(g->shared->win,GUI_POINTER_DEFAULT);
}
}
BOOL ami_download_check_overwrite(const char *file, struct Window *win, ULONG size)
{
/* Return TRUE if file can be (over-)written */
int res = 0;
BPTR lock = 0;
BPTR fh = 0;
int64 oldsize = 0;
char *overwritetext;
if(nsoption_bool(ask_overwrite) == false) return TRUE;
lock = Lock(file, ACCESS_READ);
if(lock)
{
if(size) {
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"));
}
char *utf8text = ami_utf8_easy(overwritetext);
FreeVec(overwritetext);
char *utf8gadget1 = ami_utf8_easy(messages_get("DontReplace"));
char *utf8gadget2 = ami_utf8_easy(messages_get("Replace"));
char *utf8gadgets = ASPrintf("%s|%s", utf8gadget1, utf8gadget2);
free(utf8gadget1);
free(utf8gadget2);
res = TimedDosRequesterTags(TDR_ImageType, TDRIMAGE_WARNING,
TDR_TitleString, messages_get("NetSurf"),
TDR_FormatString, utf8text,
TDR_GadgetString, utf8gadgets,
TDR_Window, win,
TAG_DONE);
if(utf8text) free(utf8text);
if(utf8gadgets) FreeVec(utf8gadgets);
}
else return TRUE;
if(res == 0) return TRUE;
else return FALSE;
}
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