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, 1, 0, 0, 0);
  24
  25         svprintf("BOXTITLE", WCS_STRING, _("Image upload"));
  26         do_template("beginbox");
  27
  28         wprintf("<form enctype=\"multipart/form-data\" action=\"%s\" "
  29                 "method=\"post\" name=\"graphicsupload\">\n", uplurl);
  30
  31         wprintf("<input type=\"hidden\" name=\"nonce\" value=\"%ld\">\n", WC->nonce);
  32         wprintf("<input type=\"hidden\" name=\"which_room\" value=\"");
  33         urlescputs(bstr("which_room"));
  34         wprintf("\">\n");
  35
  36         wprintf(_("You can upload any image directly from your computer, "
  37                 "as long as it is in GIF format (JPEG, PNG, etc. won't "
  38                 "work)."));
  39         wprintf("<br /><br />\n");
  40
  41         wprintf(_("Please select a file to upload:"));
  42         wprintf("<input type=\"file\" name=\"filename\" size=\"35\">\n");
  43         wprintf("<div class=\"buttons\">");
  44         wprintf("<input type=\"submit\" name=\"upload_button\" value=\"%s\">\n", _("Upload"));
  45         wprintf("&nbsp;");
  46         wprintf("<input type=\"reset\" value=\"%s\">\n", _("Reset form"));
  47         wprintf("&nbsp;");
  48         wprintf("<input type=\"submit\" name=\"cancel_button\" value=\"%s\">\n", _("Cancel"));
  49         wprintf("</div>\n");
  50         wprintf("</form>\n");
  51
  52         do_template("endbox");
  53
  54         wDumpContent(1);
  55 }
  56
  57 void do_graphics_upload(char *upl_cmd)
  58 {
  59         char buf[SIZ];
  60         int bytes_remaining;
  61         int pos = 0;
  62         int thisblock;
  63
  64         if (!IsEmptyStr(bstr("cancel_button"))) {
  65                 strcpy(WC->ImportantMessage,
  66                         _("Graphics upload has been cancelled."));
  67                 display_main_menu();
  68                 return;
  69         }
  70
  71         if (WC->upload_length == 0) {
  72                 strcpy(WC->ImportantMessage,
  73                         _("You didn't upload a file."));
  74                 display_main_menu();
  75                 return;
  76         }
  77         serv_puts(upl_cmd);
  78         serv_getln(buf, sizeof buf);
  79         if (buf[0] != '2') {
  80                 strcpy(WC->ImportantMessage, &buf[4]);
  81                 display_main_menu();
  82                 return;
  83         }
  84         bytes_remaining = WC->upload_length;
  85         while (bytes_remaining) {
  86                 thisblock = ((bytes_remaining > 4096) ? 4096 : bytes_remaining);
  87                 serv_printf("WRIT %d", thisblock);
  88                 serv_getln(buf, sizeof buf);
  89                 if (buf[0] != '7') {
  90                         strcpy(WC->ImportantMessage, &buf[4]);
  91                         serv_puts("UCLS 0");
  92                         serv_getln(buf, sizeof buf);
  93                         display_main_menu();
  94                         return;
  95                 }
  96                 thisblock = extract_int(&buf[4], 0);
  97                 serv_write(&WC->upload[pos], thisblock);
  98                 pos = pos + thisblock;
  99                 bytes_remaining = bytes_remaining - thisblock;
 100         }
 101
 102         serv_puts("UCLS 1");
 103         serv_getln(buf, sizeof buf);
 104         if (buf[0] != 'x') {
 105                 display_success(&buf[4]);
 106                 return;
 107         }
 108 }