cinelerra-5.1/guicast/replace.C

   1
   2 /*
   3  * CINELERRA
   4  * Copyright (C) 2008 Adam Williams <broadcast at earthling dot net>
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License as published by
   8  * the Free Software Foundation; either version 2 of the License, or
   9  * (at your option) any later version.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License
  17  * along with this program; if not, write to the Free Software
  18  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  19  *
  20  */
  21
  22 #include <errno.h>
  23 #include <stdio.h>
  24 #include <stdlib.h>
  25 #include <string.h>
  26
  27
  28 #include "bcdisplayinfo.h"
  29 #include "bchash.h"
  30 #include "guicast.h"
  31
  32
  33 class MWindow : public BC_Window
  34 {
  35 public:
  36         MWindow(int x, int y)
  37          : BC_Window("Replace", x, y, 320, 200, 0, 0)
  38         {
  39         }
  40
  41         int create_objects(char *input, char *output)
  42         {
  43                 int x = 10, y = 10;
  44
  45                 add_subwindow(title = new BC_Title(x, y, "String to replace:"));
  46                 y += title->get_h() + 10;
  47                 add_subwindow(input_text = new BC_TextBox(x, y, 200, 1, input, 1));
  48                 y += input_text->get_h() + 10;
  49                 add_subwindow(title = new BC_Title(x, y, "Replacement string:"));
  50                 y += title->get_h() + 10;
  51                 add_subwindow(output_text = new BC_TextBox(x, y, 200, 1, output, 1));
  52                 y += output_text->get_h() + 10;
  53                 add_subwindow(new BC_OKButton(this));
  54                 x = get_w() - 100;
  55                 add_subwindow(new BC_CancelButton(this));
  56         }
  57
  58         BC_Title *title;
  59         BC_TextBox *input_text, *output_text;
  60 };
  61
  62
  63 int main(int argc, char *argv[])
  64 {
  65         char input[1024], output[1024];
  66         int result;
  67         BC_Hash defaults("~/.replacerc");
  68
  69         input[0] = 0;
  70         output[0] = 0;
  71         defaults.load();
  72         defaults.get("INPUT", input);
  73         defaults.get("OUTPUT", output);
  74         BC_DisplayInfo info;
  75
  76
  77         MWindow window(info.get_abs_cursor_x(), info.get_abs_cursor_y());
  78         window.create_objects(input, output);
  79         result = window.run_window();
  80
  81         if(result == 0)
  82         {
  83                 strcpy(input, window.input_text->get_text());
  84                 strcpy(output, window.output_text->get_text());
  85                 while(--argc > 0)
  86                 {
  87                         FILE *file;
  88                         char *buffer, *ptr1, *ptr2;
  89                         long len;
  90
  91                         if(!(file = fopen(argv[argc], "r")))
  92                         {
  93                                 printf("open %s for reading: %s", argv[argc], strerror(errno));
  94                                 continue;
  95                         }
  96
  97                         fseek(file, 0, SEEK_END);
  98                         len = ftell(file);
  99                         fseek(file, 0, SEEK_SET);
 100
 101                         buffer = (char*)malloc(len);
 102                         fread(buffer, 1, len, file);
 103                         fclose(file);
 104
 105                         if(!(file = fopen(argv[argc], "w")))
 106                         {
 107                                 printf("open %s for writing: %s", argv[argc], strerror(errno));
 108                                 continue;
 109                         }
 110
 111                         ptr1 = buffer;
 112                         do
 113                         {
 114                                 ptr2 = strstr(ptr1, input);
 115
 116                                 if(ptr2)
 117                                 {
 118                                         while(ptr1 < ptr2)
 119                                                 fputc(*ptr1++, file);
 120
 121                                         ptr1 += strlen(input);
 122                                         fprintf(file, "%s", output);
 123                                 }
 124                                 else
 125                                         while(ptr1 < buffer + len)
 126                                                 fputc(*ptr1++, file);
 127                         }while(ptr2);
 128                 }
 129                 printf("Replaced ""%s"" with ""%s"".\n", input, output);
 130         }
 131         else
 132                 printf("Cancelled.\n");
 133
 134         defaults.update("INPUT", input);
 135         defaults.update("OUTPUT", output);
 136         defaults.save();
 137
 138 }