forked from KolibriOS/kolibrios
579 lines
15 KiB
C
579 lines
15 KiB
C
//HTML Viewer in C--
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//Copyright 2007-2013 by Veliant & Leency
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//Asper, lev, Lrz, Barsuk, Nable...
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//home icon - rachel fu, GPL licence
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#ifndef AUTOBUILD
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#include "lang.h--"
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#endif
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//libraries
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#define MEMSIZE 4096 * 200
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#include "..\lib\gui.h"
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#include "..\lib\draw_buf.h"
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#include "..\lib\list_box.h"
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#include "..\lib\cursor.h"
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#include "..\lib\collection.h"
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#include "..\lib\menu.h"
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//*.obj libraries
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#include "..\lib\obj\box_lib.h"
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#include "..\lib\obj\libio_lib.h"
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#include "..\lib\obj\libimg_lib.h"
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#include "..\lib\obj\http.h"
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#include "..\lib\obj\iconv.h"
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//useful patterns
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#include "..\lib\patterns\libimg_load_skin.h"
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#include "..\lib\patterns\history.h"
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#include "..\lib\patterns\http_downloader.h"
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char homepage[] = FROM "html\\homepage.htm""\0";
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#ifdef LANG_RUS
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char version[]="’¥ªáâ®¢ë© ¡à 㧥à 1.55";
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?define IMAGES_CACHE_CLEARED "Šíè ª à⨮ª ®ç¨é¥"
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?define T_LAST_SLIDE "<EFBFBD>â® ¯®á«¥¤¨© á« ©¤"
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char loading[] = "‡ £à㧪 áâà ¨æë...<br>";
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char page_not_found[] = FROM "html\\page_not_found_ru.htm""\0";
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char accept_language[]= "Accept-Language: ru\n";
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char rmb_menu[] =
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"<EFBFBD>®á¬®âà¥âì ¨á室¨ª
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<EFBFBD>¥¤ ªâ¨à®¢ âì ¨á室¨ª
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ˆáâ®à¨ï
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Žç¨áâ¨âì ªíè ª à⨮ª
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Œ¥¥¤¦¥à § £à㧮ª";
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#else
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char version[]="Text-based Browser 1.55";
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?define IMAGES_CACHE_CLEARED "Images cache cleared"
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?define T_LAST_SLIDE "This slide is the last"
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char loading[] = "Loading...<br>";
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char page_not_found[] = FROM "html\\page_not_found_en.htm""\0";
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char accept_language[]= "Accept-Language: en\n";
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char rmb_menu[] =
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"View source
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Edit source
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History
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Free image cache
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Download Manager";
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#endif
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#define URL_SERVICE_HISTORY "WebView://history"
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#define URL_SERVICE_HOME "WebView://home"
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#define URL_SERVICE_SOURCE "WebView://source:"
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proc_info Form;
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//char search_path[]="http://nigma.ru/index.php?s=";
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int redirected = 0;
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char stak[4096];
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int action_buf;
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dword http_transfer = 0;
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dword http_buffer;
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dword TOOLBAR_H = 40;
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dword STATUSBAR_H = 15;
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dword col_bg;
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dword panel_color;
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dword border_color;
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progress_bar wv_progress_bar;
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byte souce_mode = false;
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enum {
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BACK_BUTTON=1000,
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FORWARD_BUTTON,
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REFRESH_BUTTON,
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GOTOURL_BUTTON,
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SANDWICH_BUTTON
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};
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enum {
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VIEW_SOURCE=1100,
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EDIT_SOURCE,
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VIEW_HISTORY,
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FREE_IMG_CACHE,
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DOWNLOAD_MANAGER
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};
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#include "..\TWB\TWB.c"
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#include "history.h"
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#include "show_src.h"
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#include "download_manager.h"
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char editURL[sizeof(URL)];
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int mouse_twb;
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edit_box address_box = {250,60,30,0xffffff,0x94AECE,0xffffff,0xffffff,0x10000000,sizeof(URL),#editURL,#mouse_twb,2,19,19};
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void main()
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{
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CursorPointer.Load(#CursorFile);
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load_dll(boxlib, #box_lib_init,0);
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load_dll(libio, #libio_init,1);
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load_dll(libimg, #libimg_init,1);
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load_dll(libHTTP, #http_lib_init,1);
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load_dll(iconv_lib, #iconv_open,0);
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Libimg_LoadImage(#skin, abspath("wv_skin.png"));
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SetSkinColors();
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CreateDir("/tmp0/1/downloads");
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if (param) strcpy(#URL, #param); else strcpy(#URL, URL_SERVICE_HOME);
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WB1.DrawBuf.zoom = 1;
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WB1.list.SetFont(8, 14, 10011000b);
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WB1.list.no_selection = true;
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SetEventMask(0xa7);
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BEGIN_LOOP_APPLICATION:
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WaitEventTimeout(2);
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switch(EAX & 0xFF)
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{
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CASE evMouse:
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if (!CheckActiveProcess(Form.ID)) break;
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edit_box_mouse stdcall (#address_box);
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mouse.get();
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if (WB1.list.MouseOver(mouse.x, mouse.y))
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{
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PageLinks.Hover(mouse.x, WB1.list.first*WB1.list.item_h + mouse.y, link_color_inactive, link_color_active, bg_color);
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if (bufsize) && (mouse.pkm) && (mouse.up) {
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menu.show(Form.left+mouse.x-6,Form.top+mouse.y+skin_height+3, 180, #rmb_menu, VIEW_SOURCE);
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break;
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}
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if (WB1.list.MouseScroll(mouse.vert)) WB1.DrawPage();
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}
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scrollbar_v_mouse (#scroll_wv);
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if (WB1.list.first != scroll_wv.position)
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{
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WB1.list.first = scroll_wv.position;
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WB1.DrawPage();
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break;
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}
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break;
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case evButton:
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ProcessEvent(GetButtonID());
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break;
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case evKey:
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GetKeys();
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if (address_box.flags & 0b10)
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{
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if (key_ascii == ASCII_KEY_ENTER) ProcessEvent(key_scancode); else {
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EAX = key_editbox;
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edit_box_key stdcall(#address_box);
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}
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}
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else
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{
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if (WB1.list.ProcessKey(key_scancode)) WB1.DrawPage();
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else ProcessEvent(key_scancode);
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}
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break;
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case evReDraw:
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if (menu.list.cur_y) {
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ProcessEvent(menu.list.cur_y);
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menu.list.cur_y = 0;
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}
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DefineAndDrawWindow(GetScreenWidth()-800/2,GetScreenHeight()-600/2,800,600,0x73,col_bg,0,0);
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GetProcessInfo(#Form, SelfInfo);
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if (Form.status_window>2) { DrawTitle(#header); break; }
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if (Form.height<120) { MoveSize(OLD,OLD,OLD,120); break; }
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if (Form.width<280) { MoveSize(OLD,OLD,280,OLD); break; }
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Draw_Window();
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break;
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case evNetwork:
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if (http_transfer > 0) {
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http_receive stdcall (http_transfer);
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$push EAX
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ESI = http_transfer;
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wv_progress_bar.max = ESI.http_msg.content_length;
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if (wv_progress_bar.value != ESI.http_msg.content_received)
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{
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wv_progress_bar.value = ESI.http_msg.content_received;
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DrawProgress();
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}
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$pop EAX
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if (EAX == 0) {
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ESI = http_transfer;
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// Handle redirects
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if (ESI.http_msg.status >= 300) && (ESI.http_msg.status < 400)
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{
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redirected++;
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if (redirected<=5)
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{
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http_find_header_field stdcall (http_transfer, "location\0");
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if (EAX!=0) {
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ESI = EAX;
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EDI = #URL;
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do {
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$lodsb;
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$stosb;
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} while (AL != 0) && (AL != 13) && (AL != 10);
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DSBYTE[EDI-1]='\0';
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if (!strncmp(#URL,"https://",8))
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{
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notify("HTTPS protocol is not supported yet");
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StopLoading();
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break;
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}
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}
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}
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else
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{
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notify("Too many redirects");
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StopLoading();
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break;
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}
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}
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else
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{
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redirected = 0;
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}
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// Loading the page is complete, free resources
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if (redirected>0)
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{
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http_free stdcall (http_transfer);
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http_transfer=0;
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GetAbsoluteURL(#URL);
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history.back();
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strcpy(#editURL, #URL);
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DrawEditBoxWebView();
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OpenPage();
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}
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else
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{
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history.add(#URL);
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ESI = http_transfer;
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bufpointer = ESI.http_msg.content_ptr;
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bufsize = ESI.http_msg.content_received;
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http_free stdcall (http_transfer);
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http_transfer=0;
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SetPageDefaults();
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ShowPage();
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}
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}
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}
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}
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goto BEGIN_LOOP_APPLICATION;
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}
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void SetElementSizes()
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{
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address_box.top = TOOLBAR_H/2-10;
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address_box.width = Form.cwidth - address_box.left - 50;
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WB1.list.SetSizes(0, TOOLBAR_H, Form.width - 10 - scroll_wv.size_x / WB1.DrawBuf.zoom,
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Form.cheight - TOOLBAR_H - STATUSBAR_H, WB1.list.font_h + WB1.DrawBuf.zoom + WB1.DrawBuf.zoom * WB1.DrawBuf.zoom);
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WB1.list.wheel_size = 7;
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WB1.list.column_max = WB1.list.w - scroll_wv.size_x / WB1.list.font_w;
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WB1.list.visible = WB1.list.h - 5 / WB1.list.item_h;
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if (WB1.list.w!=WB1.DrawBuf.bufw) {
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WB1.DrawBuf.Init(WB1.list.x, WB1.list.y, WB1.list.w, 2048 * WB1.list.item_h);
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ProcessEvent(REFRESH_BUTTON);
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}
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}
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void Draw_Window()
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{
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DrawBar(0,0, Form.cwidth,TOOLBAR_H-2, panel_color);
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DrawBar(0,TOOLBAR_H-2, Form.cwidth,1, 0xD7D0D3);
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DrawBar(0,TOOLBAR_H-1, Form.cwidth,1, border_color);
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SetElementSizes();
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DrawRectangle(address_box.left-3, address_box.top-3, address_box.width+5, 25,border_color);
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DefineButton(address_box.left-52, address_box.top-2, 24, skin.h-2, BACK_BUTTON+BT_HIDE, 0);
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DefineButton(address_box.left-27, address_box.top-2, 24, skin.h-2, FORWARD_BUTTON+BT_HIDE, 0);
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img_draw stdcall(skin.image, address_box.left-53, address_box.top-3, 51, skin.h, 3, 0);
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DefineButton(address_box.left+address_box.width+1, address_box.top-3, 16, skin.h-1, REFRESH_BUTTON+BT_HIDE+BT_NOFRAME, 0);
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DefineButton(Form.cwidth-27, address_box.top-3, 23, skin.h-1, SANDWICH_BUTTON+BT_HIDE, 0);
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img_draw stdcall(skin.image, Form.cwidth-24, address_box.top-3, 17, skin.h, 87, 0);
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DrawBar(0,Form.cheight - STATUSBAR_H, Form.cwidth,STATUSBAR_H, col_bg);
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DrawBar(0,Form.cheight - STATUSBAR_H, Form.cwidth,1, border_color);
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if (!header) OpenPage(); else { WB1.DrawPage(); DrawEditBoxWebView(); }
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DrawRectangle(scroll_wv.start_x, scroll_wv.start_y, scroll_wv.size_x, scroll_wv.size_y-1, scroll_wv.bckg_col);
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DrawProgress();
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}
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void ProcessEvent(dword id__)
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{
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switch (id__)
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{
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case 1:
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ExitProcess();
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return;
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case SCAN_CODE_BS:
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case BACK_BUTTON:
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if (history.back()) {
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strcpy(#URL, history.current());
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OpenPage();
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}
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return;
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case FORWARD_BUTTON:
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if (history.forward()) {
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strcpy(#URL, history.current());
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OpenPage();
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}
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return;
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case GOTOURL_BUTTON:
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case SCAN_CODE_ENTER:
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if (!strncmp(#editURL,"http:",5)) || (editURL[0]=='/')
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|| (!strncmp(#editURL,"https:",6)) || (!strncmp(#editURL,"WebView:",8))
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{
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strcpy(#URL, #editURL);
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}
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else
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{
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strlcpy(#URL,"http://",7);
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strcat(#URL, #editURL);
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}
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OpenPage();
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return;
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case 063: //F5
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IF(address_box.flags & 0b10) return;
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case REFRESH_BUTTON:
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if (http_transfer > 0)
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{
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StopLoading();
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Draw_Window();
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}
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else OpenPage();
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return;
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case SANDWICH_BUTTON:
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mouse.y = TOOLBAR_H-6;
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mouse.x = Form.cwidth - 167;
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menu.show(Form.left+mouse.x-6,Form.top+mouse.y+skin_height+3, 180, #rmb_menu, VIEW_SOURCE);
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return;
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case VIEW_SOURCE:
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WB1.list.first = 0;
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ShowSource();
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WB1.LoadInternalPage(bufpointer, bufsize);
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break;
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case EDIT_SOURCE:
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if (!strncmp(#URL,"http:",5))
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{
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WriteFile(bufsize, bufpointer, "/tmp0/1/WebView_tmp.htm");
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if (!EAX) RunProgram("/rd/1/tinypad", "/tmp0/1/WebView_tmp.htm");
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}
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else RunProgram("/rd/1/tinypad", #URL);
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return;
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case FREE_IMG_CACHE:
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ImgCache.Free();
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notify(IMAGES_CACHE_CLEARED);
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WB1.DrawPage();
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return;
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case VIEW_HISTORY:
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strcpy(#URL, URL_SERVICE_HISTORY);
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OpenPage();
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return;
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case DOWNLOAD_MANAGER:
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if (!downloader_opened) {
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downloader_edit = NULL;
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CreateThread(#Downloader,#downloader_stak+4092);
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}
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return;
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}
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}
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void StopLoading()
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{
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if (http_transfer)
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{
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EAX = http_transfer;
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EAX = EAX.http_msg.content_ptr; // get pointer to data
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$push EAX // save it on the stack
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http_free stdcall (http_transfer); // abort connection
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$pop EAX
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free(EAX); // free data
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http_transfer=0;
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bufsize = 0;
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bufpointer = free(bufpointer);
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}
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wv_progress_bar.value = 0;
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DrawEditBoxWebView();
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}
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void SetPageDefaults()
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{
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strcpy(#header, #version);
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WB1.list.count = WB1.list.first = 0;
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stroka = 0;
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cur_encoding = CH_NULL;
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if (o_bufpointer) o_bufpointer = free(o_bufpointer);
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anchor_line_num=WB1.list.first;
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//anchor[0]='|';
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anchor=NULL;
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}
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void OpenPage()
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{
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StopLoading();
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souce_mode = false;
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strcpy(#editURL, #URL);
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history.add(#URL);
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if (!strncmp(#URL,"WebView:",8))
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{
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SetPageDefaults();
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if (!strcmp(#URL, URL_SERVICE_HOME)) WB1.LoadInternalPage(#homepage, sizeof(homepage));
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else if (!strcmp(#URL, URL_SERVICE_HISTORY)) ShowHistory();
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DrawEditBoxWebView();
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return;
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}
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if (!strncmp(#URL,"http:",5))
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{
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img_draw stdcall(skin.image, address_box.left+address_box.width+1, address_box.top-3, 17, skin.h, 131, 0);
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http_get stdcall (#URL, 0, 0, #accept_language);
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http_transfer = EAX;
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if (!http_transfer)
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{
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StopLoading();
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bufsize = 0;
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bufpointer = free(bufpointer);
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ShowPage();
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return;
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}
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}
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else
|
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{
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file_size stdcall (#URL);
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bufsize = EBX;
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if (bufsize)
|
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{
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free(bufpointer);
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bufpointer = malloc(bufsize);
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SetPageDefaults();
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ReadFile(0, bufsize, bufpointer, #URL);
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}
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ShowPage();
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}
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}
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DrawEditBoxWebView()
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{
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DrawBar(address_box.left-2, address_box.top-2, address_box.width+3, 2, address_box.color);
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DrawBar(address_box.left-2, address_box.top, 2, 22, address_box.color);
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address_box.size = address_box.pos = address_box.shift = address_box.shift_old = strlen(#editURL);
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address_box.offset = 0;
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edit_box_draw stdcall(#address_box);
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if (http_transfer > 0) EAX = 131; else EAX = 54;
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img_draw stdcall(skin.image, address_box.left+address_box.width+1, address_box.top-3, 17, skin.h, EAX, 0);
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}
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||
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void ShowPage()
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||
{
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DrawEditBoxWebView();
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if (!bufsize)
|
||
{
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if (http_transfer) WB1.LoadInternalPage(#loading, sizeof(loading));
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||
else WB1.LoadInternalPage(#page_not_found, sizeof(page_not_found));
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||
}
|
||
else
|
||
{
|
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WB1.Prepare();
|
||
}
|
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if (!strcmp(#version, #header)) DrawTitle(#header);
|
||
}
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||
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||
byte UrlExtIs(dword ext)
|
||
{
|
||
if (!strcmpi(#URL + strlen(#URL) - strlen(ext), ext)) return true;
|
||
return false;
|
||
}
|
||
|
||
int SetSkinColors()
|
||
{
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||
dword image_data;
|
||
image_data = DSDWORD[skin.image+24];
|
||
col_bg = DSDWORD[image_data];
|
||
panel_color = DSDWORD[skin.w*4*4 + image_data];
|
||
border_color = DSDWORD[skin.w*4*7 + image_data];
|
||
wv_progress_bar.progress_color = DSDWORD[skin.w*4*10 + image_data];
|
||
$and col_bg, 0x00ffffff
|
||
$and panel_color, 0x00ffffff
|
||
$and border_color, 0x00ffffff
|
||
$and wv_progress_bar.progress_color, 0x00ffffff
|
||
}
|
||
|
||
void DrawProgress()
|
||
{
|
||
unsigned long btn;
|
||
if (http_transfer == 0) return;
|
||
if (wv_progress_bar.max) btn = address_box.width*wv_progress_bar.value/wv_progress_bar.max; else btn = 30;
|
||
DrawBar(address_box.left-2, address_box.top+20, btn, 2, wv_progress_bar.progress_color);
|
||
}
|
||
|
||
void ClickLink()
|
||
{
|
||
if (http_transfer > 0)
|
||
{
|
||
StopLoading();
|
||
history.back();
|
||
}
|
||
|
||
strcpy(#URL, PageLinks.GetURL(PageLinks.active));
|
||
//#1
|
||
if (URL[0] == '#')
|
||
{
|
||
if (URL[1] == NULL) {
|
||
WB1.list.first = 0;
|
||
strcpy(#URL, history.current());
|
||
}
|
||
else {
|
||
strlcpy(#anchor, #URL+strrchr(#URL, '#'), sizeof(anchor));
|
||
strcpy(#URL, history.current());
|
||
}
|
||
ShowPage();
|
||
return;
|
||
}
|
||
//liner.ru#1
|
||
if (strrchr(#URL, '#')!=0)
|
||
{
|
||
strcpy(#anchor, #URL+strrchr(#URL, '#'));
|
||
URL[strrchr(#URL, '#')-1] = 0x00;
|
||
}
|
||
|
||
if (!strncmp(#URL,"mailto:", 7))
|
||
{
|
||
notify(#URL);
|
||
strcpy(#editURL, history.current());
|
||
strcpy(#URL, history.current());
|
||
return;
|
||
}
|
||
|
||
if (!strncmp(#URL,"https://",8))
|
||
{
|
||
notify("'HTTPS protocol is not supported yet' -E");
|
||
}
|
||
|
||
GetAbsoluteURL(#URL);
|
||
|
||
if (strncmp(#URL,"http://",7)!=0)
|
||
{
|
||
if (UrlExtIs(".htm")!=true) && (UrlExtIs(".html")!=true)
|
||
{
|
||
RunProgram("/sys/@open", #URL);
|
||
strcpy(#editURL, history.current());
|
||
strcpy(#URL, history.current());
|
||
return;
|
||
}
|
||
}
|
||
else
|
||
{
|
||
if (UrlExtIs(".png")==true) || (UrlExtIs(".gif")==true) || (UrlExtIs(".jpg")==true)
|
||
|| (UrlExtIs(".zip")==true) || (UrlExtIs(".kex")==true)
|
||
|| (UrlExtIs(".7z")==true) || (UrlExtIs("netcfg")==true) {
|
||
strcpy(#downloader_edit, #URL);
|
||
CreateThread(#Downloader,#downloader_stak+4092);
|
||
strcpy(#editURL, history.current());
|
||
strcpy(#URL, history.current());
|
||
return;
|
||
}
|
||
}
|
||
OpenPage();
|
||
}
|
||
|
||
stop: |