kolibrios-fun/programs/cmm/downloader/Downloader.c
hidnplayr d52d41e20d Extended http library API to allow keepalive connections, streaming connections and transfer of large files.
git-svn-id: svn://kolibrios.org@5534 a494cfbc-eb01-0410-851d-a64ba20cac60
2015-03-20 12:04:14 +00:00

245 lines
6.7 KiB
C

#define MEMSIZE 0x100000
//libraries
#include "..\lib\kolibri.h"
#include "..\lib\strings.h"
#include "..\lib\gui.h"
#include "..\lib\encoding.h"
#include "..\lib\draw_buf.h"
#include "..\lib\file_system.h"
#include "..\lib\mem.h"
#include "..\lib\dll.h"
#include "..\lib\list_box.h"
//*.obj libraries
#include "..\lib\obj\box_lib.h"
#include "..\lib\obj\libio_lib.h"
#include "..\lib\obj\http.h"
char header[]="New Downloader v0.6";
#ifdef LANG_RUS
char accept_language[]= "Accept-Language: ru\n";
#else
char accept_language[]= "Accept-Language: en\n";
#endif
proc_info Form;
#define WIN_W 400
#define WIN_H 220
system_colors sc;
#define URL param
int mouse_twb;
edit_box address_box= {250,20,20,0xffffff,0x94AECE,0xffffff,0xffffff,0,sizeof(URL),#URL,#mouse_twb,2,19,19};
dword speed[2000];
dword speed_position;
dword bufpointer;
dword bufsize;
dword http_transfer = 0;
dword http_buffer;
DrawBufer diagram;
void main()
{
int key, btn;
mouse m;
char filepath[4096];
char notify_message[4296];
mem_Init();
if (load_dll2(boxlib, #box_lib_init,0)!=0) {notify("System Error: library doesn't exists /rd/1/lib/box_lib.obj"); ExitProcess();}
if (load_dll2(libio, #libio_init,1)!=0) notify("Error: library doesn't exists - libio");
if (load_dll2(libHTTP, #http_lib_init,1)!=0) notify("Error: library doesn't exists - http");
if (!URL) strcpy(#URL, "http://builds.kolibrios.org/eng/latest-iso.7z");
address_box.size = address_box.pos = strlen(#URL);
SetEventMask(0x27); //a7
loop()
{
WaitEventTimeout(40);
switch(EAX & 0xFF)
{
CASE evMouse:
if (!CheckActiveProcess(Form.ID)) break;
if (http_transfer <= 0) edit_box_mouse stdcall (#address_box);
break;
case evButton:
btn=GetButtonID();
if (btn==1) ExitProcess();
Scan(btn);
break;
case evKey:
key = GetKey();
if (address_box.flags & 0b10)
{
EAX=key<<8;
edit_box_key stdcall(#address_box);
}
if (key==13) Scan(301);
break;
case evReDraw:
sc.get();
DefineAndDrawWindow(215,100,WIN_W,WIN_H,0x73,sc.work,#header,0);
GetProcessInfo(#Form, SelfInfo);
if (Form.status_window>2) break;
if (Form.height<120) MoveSize(OLD,OLD,OLD,120);
if (Form.width<280) MoveSize(OLD,OLD,280,OLD);
diagram.Init(20, 87, Form.cwidth - 40, Form.cheight - 87 - 28);
Draw_Window();
break;
default:
if (Form.width==0) break;
if (http_transfer <= 0) break;
http_receive stdcall (http_transfer);
if (EAX == 0) {
ESI = http_transfer;
bufpointer = ESI.http_msg.content_ptr;
bufsize = ESI.http_msg.content_received;
http_free stdcall (http_transfer);
http_transfer=0;
strcpy(#filepath, "/tmp0/1/");
strcat(#filepath, #URL+strrchr(#URL, '/'));
if (!WriteFile(bufsize, bufpointer, #filepath))
{
strcpy(#notify_message, "File saved as ");
}
else
{
strcpy(#notify_message, "Error! Can't save file as ");
}
strcat(#notify_message, #filepath);
notify(#notify_message);
address_box.color = address_box.blur_border_color = address_box.focus_border_color = 0xFFFfff;
Draw_Window();
}
ESI = http_transfer;
speed[speed_position] = ESI.http_msg.content_received;
DrawSpeed();
speed_position++;
}
}
}
void DrawSpeed()
{
int i;
int speed_in_position, speed_string;
int max_speed, start_from;
char bytes_received[70];
diagram.Fill(0xFCF8F7);
max_speed = speed[speed_position];
if (speed_position < diagram.bufw) start_from = 0; else start_from = speed_position - diagram.bufw + 1;
if (speed_position>0) for (i = 0; i <= speed_position-start_from; i++)
{
if (max_speed>0)
{
speed_in_position = diagram.bufh - 1 * speed[i+start_from] / max_speed;
diagram.DrawBar(i, diagram.bufh - speed_in_position, 1, speed_in_position, 0x00A3CB);
}
}
diagram.Show();
if (speed_position==0) return;
if (http_transfer > 0)
{
strcpy(#bytes_received, "Downloading... ");
}
else
{
strcpy(#bytes_received, "Downloading competle. ");
}
speed_string = ConvertSize(speed[speed_position-1]);
strcat(#bytes_received, speed_string);
strcat(#bytes_received, " received.");
DrawBar(diagram.bufx, diagram.bufy + diagram.bufh + 10, diagram.bufw, 9, sc.work);
WriteText(diagram.bufx, diagram.bufy + diagram.bufh + 10, 0x80, sc.work_text, #bytes_received);
}
void Draw_Window()
{
DrawBar(0,0,Form.cwidth,Form.cheight,sc.work); //bg
if (http_transfer <= 0)
{
DrawCaptButton(diagram.bufx, 50, 120, 20, 301, sc.work_button, sc.work_button_text, "Start downloading");
}
else
{
DrawCaptButton(diagram.bufx, 50, 120, 20, 302, sc.work_button, sc.work_button_text, "Stop downloading");
}
if (http_transfer <= 0) && (speed_position>0)
{
DrawCaptButton(diagram.bufx+130, 50, 120, 20, 305, sc.work_button, sc.work_button_text, "Show in folder");
}
WriteText(diagram.bufx, address_box.top + 4, 0x80, sc.work_text, "URL:");
address_box.left = strlen("URL:")*6 + 10 + diagram.bufx;
address_box.width = Form.cwidth - address_box.left - diagram.bufx - 3;
address_box.offset=0;
edit_box_draw stdcall(#address_box);
DrawRectangle(address_box.left-1, address_box.top-1, address_box.width+2, 16,address_box.color);
DrawRectangle(address_box.left-2, address_box.top-2, address_box.width+4, 18,sc.work_graph);
DrawRectangle(diagram.bufx-2, diagram.bufy-2, diagram.bufw+2, diagram.bufh+2, sc.work_graph);
DrawSpeed();
}
void Scan(int id)
{
if (id==301) && (http_transfer <= 0) StartDownloading();
if (id==302) StopDownloading();
if (id==305) RunProgram("/sys/File managers/Eolite", "/tmp0/1/");
}
void StopDownloading()
{
if (http_transfer<>0)
{
EAX = http_transfer;
EAX = EAX.http_msg.content_ptr; // get pointer to data
$push EAX // save it on the stack
http_free stdcall (http_transfer); // abort connection
$pop EAX
mem_Free(EAX); // free data
http_transfer=0;
bufsize = 0;
bufpointer = mem_Free(bufpointer);
}
address_box.color = address_box.blur_border_color = address_box.focus_border_color = 0xFFFfff;
speed_position = 0;
Draw_Window();
}
void StartDownloading()
{
StopDownloading();
speed_position = 0;
if (strncmp(#URL,"http:",5)==0)
{
address_box.color = address_box.blur_border_color = address_box.focus_border_color = 0xededed;
http_get stdcall (#URL, 0, 0, #accept_language);
http_transfer = EAX;
Draw_Window();
if (http_transfer == 0)
{
StopDownloading();
bufsize = 0;
bufpointer = mem_Free(bufpointer);
return;
}
}
else
{
notify("File adress should starts from http://");
}
}
stop: