webcit/graphics.c

   1 /*
   2  * $Id$
   3  *
   4  * Handles HTTP upload of graphics files into the system.
   5  */
   6
   7 #include "webcit.h"
   8
   9 void display_graphics_upload(char *description, char *check_cmd, char *uplurl)
  10 {
  11         char buf[SIZ];
  12
  13         serv_puts(check_cmd);
  14         serv_getln(buf, sizeof buf);
  15         if (buf[0] != '2') {
  16                 strcpy(WC->ImportantMessage, &buf[4]);
  17                 display_main_menu();
  18                 return;
  19         }
  20         output_headers(1, 1, 0, 0, 0, 0, 0);
  21
  22         output_headers(1, 1, 2, 0, 0, 0, 0);
  23         wprintf("<div id=\"banner\">\n"
  24                 "<TABLE WIDTH=100%% BORDER=0 BGCOLOR=\"#444455\"><TR><TD>"
  25                 "<SPAN CLASS=\"titlebar\">Image upload</SPAN>"
  26                 "</TD></TR></TABLE>\n"
  27                 "</div>\n<div id=\"content\">\n"
  28         );
  29
  30         wprintf("<div id=\"fix_scrollbar_bug\">"
  31                 "<table border=0 width=100%% bgcolor=\"#ffffff\"><tr><td>\n");
  32
  33         wprintf("<CENTER>\n");
  34
  35         wprintf("<FORM ENCTYPE=\"multipart/form-data\" ACTION=\"%s\" "
  36                 "METHOD=\"POST\" NAME=\"graphicsupload\">\n", uplurl);
  37
  38         wprintf("<INPUT TYPE=\"hidden\" NAME=\"which_room\" VALUE=\"");
  39         urlescputs(bstr("which_room"));
  40         wprintf("\">\n");
  41
  42         wprintf("You can upload any image directly from your computer,\n");
  43         wprintf("as long as it is in GIF format (JPEG, PNG, etc. won't\n");
  44         wprintf("work).<br /><br />\n");
  45
  46         wprintf("Please select a file to upload:<br /><br />\n");
  47         wprintf("<INPUT TYPE=\"FILE\" NAME=\"filename\" SIZE=\"35\">\n");
  48         wprintf("<br /><br />");
  49         wprintf("<INPUT TYPE=\"SUBMIT\" NAME=\"sc\" VALUE=\"Upload\">\n");
  50         wprintf("&nbsp;");
  51         wprintf("<INPUT TYPE=\"RESET\" VALUE=\"Reset Form\">\n");
  52         wprintf("&nbsp;");
  53         wprintf("<INPUT TYPE=\"SUBMIT\" NAME=\"sc\" VALUE=\"Cancel\">\n");
  54         wprintf("</FORM>\n");
  55         wprintf("</CENTER>\n");
  56         wprintf("</td></tr></table></div>\n");
  57         wDumpContent(1);
  58 }
  59
  60 void do_graphics_upload(char *upl_cmd)
  61 {
  62         char buf[SIZ];
  63         int bytes_remaining;
  64         int pos = 0;
  65         int thisblock;
  66
  67         if (!strcasecmp(bstr("sc"), "Cancel")) {
  68                 strcpy(WC->ImportantMessage,
  69                         "Graphics upload cancelled.");
  70                 display_main_menu();
  71                 return;
  72         }
  73
  74         if (WC->upload_length == 0) {
  75                 strcpy(WC->ImportantMessage,
  76                         "You didn't upload a file.");
  77                 display_main_menu();
  78                 return;
  79         }
  80         serv_puts(upl_cmd);
  81         serv_getln(buf, sizeof buf);
  82         if (buf[0] != '2') {
  83                 strcpy(WC->ImportantMessage, &buf[4]);
  84                 display_main_menu();
  85                 return;
  86         }
  87         bytes_remaining = WC->upload_length;
  88         while (bytes_remaining) {
  89                 thisblock = ((bytes_remaining > 4096) ? 4096 : bytes_remaining);
  90                 serv_printf("WRIT %d", thisblock);
  91                 serv_getln(buf, sizeof buf);
  92                 if (buf[0] != '7') {
  93                         strcpy(WC->ImportantMessage, &buf[4]);
  94                         serv_puts("UCLS 0");
  95                         serv_getln(buf, sizeof buf);
  96                         display_main_menu();
  97                         return;
  98                 }
  99                 thisblock = extract_int(&buf[4], 0);
 100                 serv_write(&WC->upload[pos], thisblock);
 101                 pos = pos + thisblock;
 102                 bytes_remaining = bytes_remaining - thisblock;
 103         }
 104
 105         serv_puts("UCLS 1");
 106         serv_getln(buf, sizeof buf);
 107         if (buf[0] != 'x') {
 108                 display_success(&buf[4]);
 109                 return;
 110         }
 111 }