webcit/graphics.c

   1 /*
   2  * $Id$
   3  *
   4  * Handles HTTP upload of graphics files into the system.
   5  * \ingroup WebcitHttpServer
   6  */
   7
   8 #include "webcit.h"
   9
  10 void display_graphics_upload(char *description, char *check_cmd, char *uplurl)
  11 {
  12         char buf[SIZ];
  13
  14         serv_puts(check_cmd);
  15         serv_getln(buf, sizeof buf);
  16         if (buf[0] != '2') {
  17                 strcpy(WC->ImportantMessage, &buf[4]);
  18                 display_main_menu();
  19                 return;
  20         }
  21         output_headers(1, 1, 0, 0, 0, 0);
  22
  23         output_headers(1, 1, 2, 0, 0, 0);
  24         wprintf("<div id=\"banner\">\n");
  25         wprintf("<h1>");
  26         wprintf(_("Image upload"));
  27         wprintf("</h1>");
  28         wprintf("</div>\n");
  29
  30         wprintf("<div id=\"content\" class=\"service\">\n");
  31
  32         wprintf("<div class=\"fix_scrollbar_bug\">"
  33                 "<table class=\"graphics_background\"><tr><td>\n");
  34
  35         wprintf("<CENTER>\n");
  36
  37         wprintf("<FORM ENCTYPE=\"multipart/form-data\" action=\"%s\" "
  38                 "METHOD=\"POST\" NAME=\"graphicsupload\">\n", uplurl);
  39
  40         wprintf("<input type=\"hidden\" name=\"nonce\" value=\"%ld\">\n", WC->nonce);
  41         wprintf("<INPUT TYPE=\"hidden\" NAME=\"which_room\" VALUE=\"");
  42         urlescputs(bstr("which_room"));
  43         wprintf("\">\n");
  44
  45         wprintf(_("You can upload any image directly from your computer, "
  46                 "as long as it is in GIF format (JPEG, PNG, etc. won't "
  47                 "work)."));
  48         wprintf("<br /><br />\n");
  49
  50         wprintf(_("Please select a file to upload:"));
  51         wprintf("<br /><br />\n");
  52         wprintf("<INPUT TYPE=\"FILE\" NAME=\"filename\" SIZE=\"35\">\n");
  53         wprintf("<br /><br />");
  54         wprintf("<INPUT TYPE=\"SUBMIT\" NAME=\"upload_button\" VALUE=\"%s\">\n", _("Upload"));
  55         wprintf("&nbsp;");
  56         wprintf("<INPUT TYPE=\"RESET\" VALUE=\"%s\">\n", _("Reset form"));
  57         wprintf("&nbsp;");
  58         wprintf("<INPUT TYPE=\"SUBMIT\" NAME=\"cancel_button\" VALUE=\"%s\">\n", _("Cancel"));
  59         wprintf("</FORM>\n");
  60         wprintf("</CENTER>\n");
  61         wprintf("</td></tr></table></div>\n");
  62         wDumpContent(1);
  63 }
  64
  65 void do_graphics_upload(char *upl_cmd)
  66 {
  67         char buf[SIZ];
  68         int bytes_remaining;
  69         int pos = 0;
  70         int thisblock;
  71
  72         if (!IsEmptyStr(bstr("cancel_button"))) {
  73                 strcpy(WC->ImportantMessage,
  74                         _("Graphics upload has been cancelled."));
  75                 display_main_menu();
  76                 return;
  77         }
  78
  79         if (WC->upload_length == 0) {
  80                 strcpy(WC->ImportantMessage,
  81                         _("You didn't upload a file."));
  82                 display_main_menu();
  83                 return;
  84         }
  85         serv_puts(upl_cmd);
  86         serv_getln(buf, sizeof buf);
  87         if (buf[0] != '2') {
  88                 strcpy(WC->ImportantMessage, &buf[4]);
  89                 display_main_menu();
  90                 return;
  91         }
  92         bytes_remaining = WC->upload_length;
  93         while (bytes_remaining) {
  94                 thisblock = ((bytes_remaining > 4096) ? 4096 : bytes_remaining);
  95                 serv_printf("WRIT %d", thisblock);
  96                 serv_getln(buf, sizeof buf);
  97                 if (buf[0] != '7') {
  98                         strcpy(WC->ImportantMessage, &buf[4]);
  99                         serv_puts("UCLS 0");
 100                         serv_getln(buf, sizeof buf);
 101                         display_main_menu();
 102                         return;
 103                 }
 104                 thisblock = extract_int(&buf[4], 0);
 105                 serv_write(&WC->upload[pos], thisblock);
 106                 pos = pos + thisblock;
 107                 bytes_remaining = bytes_remaining - thisblock;
 108         }
 109
 110         serv_puts("UCLS 1");
 111         serv_getln(buf, sizeof buf);
 112         if (buf[0] != 'x') {
 113                 display_success(&buf[4]);
 114                 return;
 115         }
 116 }