1 | #include <windows.h>
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2 |
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3 | #include <fstream>
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4 | #include <iostream>
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5 | #include <conio.h>
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6 | #include <string>
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7 | #include <time.h>
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8 | #include <shellapi.h>
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9 | #include <direct.h>
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10 | #include "libsearch4j.h"
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11 |
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12 | using namespace std;
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13 |
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14 | //globals
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15 | HBITMAP g_splash = NULL; //the main splash bitmap
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16 | HFONT g_hfFont = NULL; //the main splash bitmap
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17 | char step[10] = "TMP"; //the current step
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18 | char progress[4] = "0"; //progress in the current step
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19 | HWND splashWnd;
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20 | HINSTANCE mainInstance;
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21 | int mainCmdShow;
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22 | bool window_loaded = false;
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23 |
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24 | void set_splash_step( char* new_step ) {
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25 | strcpy( step, new_step );
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26 | InvalidateRect(splashWnd, NULL, FALSE);
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27 | UpdateWindow(splashWnd);
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28 | }
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29 |
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30 | void set_splash_progress( int percent_progress ) {
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31 | percent_progress = ( percent_progress / 10 ) * 10;
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32 | char p[4] = {0};
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33 | strcpy( progress, itoa( percent_progress, p, 10 ) );
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34 | InvalidateRect(splashWnd, NULL, FALSE);
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35 | //RedrawWindow(splashWnd, NULL, NULL, RDW_INVALIDATE | RDW_ERASE | RDW_ERASENOW | RDW_UPDATENOW | RDW_INTERNALPAINT);
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36 | UpdateWindow(splashWnd);
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37 | }
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38 |
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39 | void spoof_progress( int interval ) {
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40 | int tenPercentWait = interval / 11;
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41 | for ( int i=0; i <= 100; i+=10 ) {
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42 | set_splash_progress( i );
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43 | Sleep( tenPercentWait );
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44 | }
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45 | }
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46 |
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47 | //extracts a resource in chunks
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48 | int extractResource( const char * basename, const char * type, char * file ) {
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49 |
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50 | HMODULE hModule = GetModuleHandle(NULL);
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51 | set_splash_progress( 0 );
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52 |
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53 | int no_chunks;
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54 | bool chunk_available = true;
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55 | for ( no_chunks = 0; chunk_available; no_chunks++ ) {
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56 |
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57 | //construct the chunk name
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58 | char chunkname[127] = {0};
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59 | strcpy( chunkname, basename );
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60 | strcat( chunkname, "_" );
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61 | char chunknum[5] = {0};
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62 | itoa( no_chunks+1, chunknum, 10 );
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63 | strcat( chunkname, chunknum );
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64 |
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65 | if ( FindResource(hModule, chunkname, type) == NULL ) {
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66 | chunk_available = false;
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67 | break;
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68 | }
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69 | }
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70 |
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71 | for ( int i=0; i<no_chunks; i++ ) {
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72 |
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73 | //construct the chunk name
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74 | char chunkname[127] = {0};
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75 | strcpy( chunkname, basename );
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76 | strcat( chunkname, "_" );
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77 | char chunknum[5] = {0};
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78 | itoa( i+1, chunknum, 10 );
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79 | strcat( chunkname, chunknum );
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80 |
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81 | //find it
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82 | HRSRC hRsrc = FindResource(hModule, chunkname, type);
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83 | if (hRsrc == NULL ) return 1; //couldn't find the chunk
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84 |
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85 | //load it
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86 | HGLOBAL hGlobal = LoadResource(hModule, hRsrc);
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87 | if (hGlobal == NULL) return 1; //couldn't lock
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88 |
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89 | //lock it
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90 | BYTE* pBytes = (BYTE*) LockResource(hGlobal);
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91 | if (pBytes == NULL) return 1; //couldn't lock
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92 |
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93 | //put it on disk
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94 | DWORD dwLength = SizeofResource(hModule, hRsrc);
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95 | ofstream fStream(file, ios::binary | ios::out | ios::app );
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96 | fStream.write((char*) pBytes, dwLength);
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97 | fStream.close();
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98 |
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99 | //unload
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100 | UnlockResource(hGlobal);
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101 | FreeResource(hGlobal);
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102 |
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103 | //update the progress
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104 | set_splash_progress( i * 100 / no_chunks );
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105 |
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106 | }
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107 |
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108 | return 0;
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109 |
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110 | }
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111 |
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112 | //the splash window procedure
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113 | LRESULT CALLBACK WndProc(HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam) {
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114 | switch(msg) {
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115 |
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116 | case WM_CREATE: {
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117 | //load in the reusable resources
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118 | g_splash = LoadBitmap(GetModuleHandle(NULL),"SPLASH");
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119 | g_hfFont = (HFONT)GetStockObject(DEFAULT_GUI_FONT);
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120 | if(g_splash == NULL) {
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121 | MessageBox(hwnd, "Could not load splash bitmap!", "Error", MB_OK | MB_ICONEXCLAMATION);
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122 | }
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123 |
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124 | //center the window automatically
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125 | RECT rect;
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126 | GetWindowRect(hwnd, &rect);
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127 | int x = (GetSystemMetrics(SM_CXSCREEN) - (rect.right - rect.left)) / 2;
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128 | int y = (GetSystemMetrics(SM_CYSCREEN) - (rect.bottom - rect.top)) / 2;
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129 | SetWindowPos(hwnd, HWND_TOP, x, y, 0, 0, SWP_NOSIZE);
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130 | }
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131 |
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132 | case WM_PAINT: {
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133 | // Don't use MessageBox from inside WM_PAINT
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134 |
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135 | //load in the correct resources
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136 | HBITMAP g_progress = NULL;
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137 | HBITMAP g_step = NULL;
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138 | char progress_res[20] = "PROGRESS_";
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139 | strcat( progress_res, progress );
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140 | char step_res[20] = "STEP_";
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141 | strcat( step_res, step );
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142 | g_progress = LoadBitmap(GetModuleHandle(NULL), progress_res );
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143 | g_step = LoadBitmap(GetModuleHandle(NULL), step_res );
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144 | if( g_progress == NULL || g_step == NULL ) {
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145 | MessageBox(hwnd, "Could not load an image!", "Error", MB_OK | MB_ICONEXCLAMATION);
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146 | }
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147 |
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148 | BITMAP bm; //holds info about the width and height
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149 | PAINTSTRUCT ps;
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150 |
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151 | HDC hdc = BeginPaint(hwnd, &ps);
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152 | HDC hdcMem = CreateCompatibleDC(hdc);
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153 |
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154 | //paint the main splash screen
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155 | GetObject(g_splash, sizeof(bm), &bm);
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156 | HBITMAP hbmOld = (HBITMAP)SelectObject(hdcMem, g_splash);
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157 | BitBlt(hdc, 0, 0, bm.bmWidth, bm.bmHeight, hdcMem, 0, 0, SRCCOPY);
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158 |
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159 | //paint in the progress
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160 | GetObject(g_progress, sizeof(bm), &bm);
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161 | SelectObject(hdcMem, g_progress);
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162 | BitBlt(hdc, 0, 276, bm.bmWidth, bm.bmHeight, hdcMem, 0, 0, SRCCOPY);
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163 |
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164 | //paint in the step with transparency
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165 | GetObject(g_step, sizeof(bm), &bm);
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166 | SelectObject(hdcMem, g_step);
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167 | BitBlt(hdc, 0, 276, bm.bmWidth, bm.bmHeight, hdcMem, 0, 0, SRCPAINT);
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168 |
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169 | //print the step with text
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170 | RECT rcClient;
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171 | GetClientRect(hwnd, &rcClient);
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172 | //DrawText(hdc, "This is the step", -1, &rcClient, DT_SINGLELINE | DT_CENTER | DT_VCENTER);
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173 |
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174 | //restore the hdc
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175 | SelectObject(hdcMem, hbmOld);
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176 |
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177 | //release resources
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178 | DeleteDC(hdcMem);
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179 | EndPaint(hwnd, &ps);
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180 | DeleteObject(g_progress);
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181 | DeleteObject(g_step);
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182 |
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183 | }
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184 | break;
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185 |
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186 | /*
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187 | case WM_LBUTTONDOWN: {
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188 | DeleteObject(g_splash);
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189 | PostQuitMessage(0);
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190 | }
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191 | break;
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192 | */
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193 |
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194 | case WM_CLOSE:
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195 | DestroyWindow(hwnd);
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196 | break;
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197 |
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198 | case WM_DESTROY:
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199 | DeleteObject(g_splash);
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200 | PostQuitMessage(0);
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201 | break;
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202 |
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203 | default:
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204 | return DefWindowProc(hwnd, msg, wParam, lParam);
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205 | }
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206 |
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207 | return 0;
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208 |
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209 | }
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210 |
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211 | //function to process the window
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212 | DWORD WINAPI ProcessWindow( LPVOID lpParam ) {
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213 |
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214 | const char g_szClassName[] = "splash";
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215 | WNDCLASSEX wc;
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216 | MSG Msg;
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217 |
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218 | //Step 1: Registering the Window Class
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219 | wc.cbSize = sizeof(WNDCLASSEX);
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220 | wc.style = 0;
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221 | wc.lpfnWndProc = WndProc;
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222 | wc.cbClsExtra = 0;
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223 | wc.cbWndExtra = 0;
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224 | wc.hInstance = mainInstance;
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225 | wc.hIcon = LoadIcon(NULL, IDI_APPLICATION);
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226 | wc.hCursor = LoadCursor(NULL, IDC_ARROW);
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227 | wc.hbrBackground = (HBRUSH)(COLOR_WINDOW+1);
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228 | wc.lpszMenuName = NULL;
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229 | wc.lpszClassName = g_szClassName;
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230 | wc.hIconSm = LoadIcon(NULL, IDI_APPLICATION);
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231 | if(!RegisterClassEx(&wc)) {
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232 | MessageBox(NULL, "Window Registration Failed!", "Error!",
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233 | MB_ICONEXCLAMATION | MB_OK);
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234 | return 0;
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235 | }
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236 |
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237 | // Step 2: Creating the Window
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238 | splashWnd = CreateWindowEx( WS_EX_TOOLWINDOW, g_szClassName, "", WS_POPUP | SS_BITMAP, 0, 0, 420, 300, NULL, NULL, mainInstance, NULL);
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239 | if( splashWnd == NULL ) {
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240 | MessageBox(NULL, "Window Creation Failed!", "Error!", MB_ICONEXCLAMATION | MB_OK);
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241 | return 0;
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242 | }
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243 | ShowWindow(splashWnd, mainCmdShow);
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244 | UpdateWindow(splashWnd);
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245 |
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246 | window_loaded = true;
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247 |
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248 | // Step 3: The Message Loop
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249 | while(GetMessage(&Msg, NULL, 0, 0) > 0) {
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250 | TranslateMessage(&Msg);
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251 | DispatchMessage(&Msg);
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252 | }
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253 | return 0;
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254 | }
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255 |
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256 | int APIENTRY WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, int nCmdShow) {
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257 |
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258 | const int SPOOF_TIME = 1000;
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259 | string command;
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260 | srand( time(0) );
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261 | mainInstance = hInstance;
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262 | mainCmdShow = nCmdShow;
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263 |
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264 | //start the window
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265 | HANDLE hThread;
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266 | DWORD dwThreadId, dwThrdParam = 1;
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267 | hThread = CreateThread(
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268 | NULL, // no security attributes
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269 | 0, // use default stack size
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270 | ProcessWindow, // thread function
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271 | &dwThrdParam, // argument to thread function
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272 | 0, // use default creation flags
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273 | &dwThreadId); // returns the thread identifier
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274 | if ( hThread == NULL ) {
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275 | return -1;
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276 | //ErrorExit( "CreateThread failed." );
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277 | }
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278 | CloseHandle( hThread );
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279 |
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280 | while ( !window_loaded ) {
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281 | Sleep( 100 );
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282 | }
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283 |
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284 | //create the temp folder and change to it
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285 | set_splash_step( "TMP" );
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286 | spoof_progress( SPOOF_TIME );
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287 | char* tmp = getenv( "TMP" );
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288 | char id[6]; for( int i=0; i<5; i++ ) id[i] = (char)((rand()%26) + 97); id[5] = '\0'; //id for this instance
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289 | string tempdir = ""; tempdir.append( tmp ); tempdir.append( "\\Greenstone-" ); tempdir.append( id );
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290 | _mkdir( tempdir.c_str() );
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291 | SetCurrentDirectory( tempdir.c_str() );
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292 |
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293 |
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294 | //rip out java archive if it is bundled
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295 | set_splash_step( "XJAVA" );
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296 | int javaIsBundled = extractResource( "JAVA", "EXE", "@java.installer@" );
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297 | if ( javaIsBundled ) {
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298 | system( "@java.installer@" );
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299 | }
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300 |
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301 | //find java
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302 | set_splash_step( "SEARCHING" );
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303 | spoof_progress( SPOOF_TIME );
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304 | bool use_minimum = true;
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305 | Jvm minimum;
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306 | minimum.setVersionFromString( "@java.min.version@" );
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307 | string hint = "@java.extracted@";
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308 | bool verbose = true;
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309 | Jvm foundJvm;
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310 | bool jvmFound = find( foundJvm, use_minimum, minimum, hint, verbose );
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311 |
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312 | //if the jvm was not found, try to fix it and find it
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313 | if ( !jvmFound ) {
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314 |
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315 | //did not find a good java
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316 | string message = "This version of Greenstone requires java @java.min.version@ or greater, but ";
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317 |
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318 | //tell them if java is absent or just too old
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319 | if ( find( foundJvm, false, minimum, "", false ) ) {
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320 | message.append( "your java is too old.");
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321 | } else {
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322 | message.append( "java could not be found on your computer." );
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323 | }
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324 | message.append( "\n" );
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325 |
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326 | string title = "Installation Failed: Couldn't find java";
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327 | MessageBox(NULL, message.c_str(), title.c_str(), MB_OK);
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328 |
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329 | //if java was found, carry on
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330 | } else {
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331 |
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332 | //extract the jar
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333 | string jarLocation = ""; jarLocation.append( tempdir ); jarLocation.append( "\\greenstone.jar" );
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334 |
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335 | set_splash_step( "XJAR" );
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336 | extractResource( "JAR", "JAR", (char*) jarLocation.c_str() );
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337 |
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338 | //launch the jar
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339 | set_splash_step( "LAUNCHING" );
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340 | spoof_progress( SPOOF_TIME );
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341 | string cmd = "\"";
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342 | cmd.append( foundJvm.getWinExecutable() );
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343 | cmd.append( "\" -jar greenstone.jar" );
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344 |
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345 | //hide splash screen
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346 | ShowWindow(splashWnd, SW_HIDE);
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347 |
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348 | //run the jar
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349 | int launch_exit_code = process( cmd, true );
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350 |
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351 | //report how it went
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352 | if ( launch_exit_code != 0 ) {
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353 | string title = "Installation Error";
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354 | string message = "The installation exited with an error. Java may not be installed properly, or the installation may have been interrupted partway through. Please try again.";
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355 | MessageBox(NULL, message.c_str(), title.c_str(), MB_OK);
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356 | }
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357 | }
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358 |
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359 | //clean up the temp directory
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360 | _unlink("greenstone.jar");
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361 | _unlink("ant.install.log");
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362 | _unlink("@java.installer@");
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363 | system("rd /s @java.extracted@");
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364 | SetCurrentDirectory("..");
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365 | _rmdir( tempdir.c_str() );
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366 |
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367 | return 0;
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368 |
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369 | }
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