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                 "<TABLE class=\"graphics_banner\"><TR><TD>"
  26                 "<SPAN CLASS=\"titlebar\">");
  27         wprintf(_("Image upload"));
  28         wprintf("</SPAN>"
  29                 "</TD></TR></TABLE>\n"
  30                 "</div>\n<div id=\"content\">\n"
  31         );
  32
  33         wprintf("<div class=\"fix_scrollbar_bug\">"
  34                 "<table class=\"graphics_background\"><tr><td>\n");
  35
  36         wprintf("<CENTER>\n");
  37
  38         wprintf("<FORM ENCTYPE=\"multipart/form-data\" action=\"%s\" "
  39                 "METHOD=\"POST\" NAME=\"graphicsupload\">\n", uplurl);
  40
  41         wprintf("<input type=\"hidden\" name=\"nonce\" value=\"%ld\">\n", WC->nonce);
  42         wprintf("<INPUT TYPE=\"hidden\" NAME=\"which_room\" VALUE=\"");
  43         urlescputs(bstr("which_room"));
  44         wprintf("\">\n");
  45
  46         wprintf(_("You can upload any image directly from your computer, "
  47                 "as long as it is in GIF format (JPEG, PNG, etc. won't "
  48                 "work)."));
  49         wprintf("<br /><br />\n");
  50
  51         wprintf(_("Please select a file to upload:"));
  52         wprintf("<br /><br />\n");
  53         wprintf("<INPUT TYPE=\"FILE\" NAME=\"filename\" SIZE=\"35\">\n");
  54         wprintf("<br /><br />");
  55         wprintf("<INPUT TYPE=\"SUBMIT\" NAME=\"upload_button\" VALUE=\"%s\">\n", _("Upload"));
  56         wprintf("&nbsp;");
  57         wprintf("<INPUT TYPE=\"RESET\" VALUE=\"%s\">\n", _("Reset form"));
  58         wprintf("&nbsp;");
  59         wprintf("<INPUT TYPE=\"SUBMIT\" NAME=\"cancel_button\" VALUE=\"%s\">\n", _("Cancel"));
  60         wprintf("</FORM>\n");
  61         wprintf("</CENTER>\n");
  62         wprintf("</td></tr></table></div>\n");
  63         wDumpContent(1);
  64 }
  65
  66 void do_graphics_upload(char *upl_cmd)
  67 {
  68         char buf[SIZ];
  69         int bytes_remaining;
  70         int pos = 0;
  71         int thisblock;
  72
  73         if (strlen(bstr("cancel_button")) > 0) {
  74                 strcpy(WC->ImportantMessage,
  75                         _("Graphics upload has been cancelled."));
  76                 display_main_menu();
  77                 return;
  78         }
  79
  80         if (WC->upload_length == 0) {
  81                 strcpy(WC->ImportantMessage,
  82                         _("You didn't upload a file."));
  83                 display_main_menu();
  84                 return;
  85         }
  86         serv_puts(upl_cmd);
  87         serv_getln(buf, sizeof buf);
  88         if (buf[0] != '2') {
  89                 strcpy(WC->ImportantMessage, &buf[4]);
  90                 display_main_menu();
  91                 return;
  92         }
  93         bytes_remaining = WC->upload_length;
  94         while (bytes_remaining) {
  95                 thisblock = ((bytes_remaining > 4096) ? 4096 : bytes_remaining);
  96                 serv_printf("WRIT %d", thisblock);
  97                 serv_getln(buf, sizeof buf);
  98                 if (buf[0] != '7') {
  99                         strcpy(WC->ImportantMessage, &buf[4]);
 100                         serv_puts("UCLS 0");
 101                         serv_getln(buf, sizeof buf);
 102                         display_main_menu();
 103                         return;
 104                 }
 105                 thisblock = extract_int(&buf[4], 0);
 106                 serv_write(&WC->upload[pos], thisblock);
 107                 pos = pos + thisblock;
 108                 bytes_remaining = bytes_remaining - thisblock;
 109         }
 110
 111         serv_puts("UCLS 1");
 112         serv_getln(buf, sizeof buf);
 113         if (buf[0] != 'x') {
 114                 display_success(&buf[4]);
 115                 return;
 116         }
 117 }