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 *filename, char *uplurl)
  11 {
  12         WCTemplputParams SubTP;
  13         StrBuf *Buf;
  14         char buf[SIZ];
  15
  16
  17         snprintf(buf, SIZ, "UIMG 0||%s", filename);
  18         serv_puts(buf);
  19         serv_getln(buf, sizeof buf);
  20         if (buf[0] != '2') {
  21                 strcpy(WC->ImportantMessage, &buf[4]);
  22                 display_main_menu();
  23                 return;
  24         }
  25         /*output_headers(1, 1, 0, 0, 0, 0); */
  26
  27         output_headers(1, 1, 1, 0, 0, 0);
  28
  29         Buf = NewStrBufPlain(_("Image upload"), -1);
  30         memset(&SubTP, 0, sizeof(WCTemplputParams));
  31         SubTP.Filter.ContextType = CTX_STRBUF;
  32         SubTP.Context = Buf;
  33         DoTemplate(HKEY("beginbox"), NULL, &SubTP);
  34
  35         FreeStrBuf(&Buf);
  36
  37         wc_printf("<form enctype=\"multipart/form-data\" action=\"%s\" "
  38                 "method=\"post\" name=\"graphicsupload\">\n", uplurl);
  39
  40         wc_printf("<input type=\"hidden\" name=\"nonce\" value=\"%d\">\n", WC->nonce);
  41         wc_printf("<input type=\"hidden\" name=\"which_room\" value=\"");
  42         urlescputs(bstr("which_room"));
  43         wc_printf("\">\n");
  44
  45         wc_printf(_("You can upload an image directly from your computer"));
  46         wc_printf("<br /><br />\n");
  47
  48         wc_printf(_("Please select a file to upload:"));
  49         wc_printf("<input type=\"file\" name=\"filename\" size=\"35\">\n");
  50
  51         wc_printf("<div class=\"uploadpic\"><img src=\"image?name=%s\"></div>\n", filename);
  52
  53         wc_printf("<div class=\"buttons\">");
  54         wc_printf("<input type=\"submit\" name=\"upload_button\" value=\"%s\">\n", _("Upload"));
  55         wc_printf("&nbsp;");
  56         wc_printf("<input type=\"reset\" value=\"%s\">\n", _("Reset form"));
  57         wc_printf("&nbsp;");
  58         wc_printf("<input type=\"submit\" name=\"cancel_button\" value=\"%s\">\n", _("Cancel"));
  59         wc_printf("</div>\n");
  60         wc_printf("</form>\n");
  61
  62         do_template("endbox", NULL);
  63
  64         wDumpContent(1);
  65 }
  66
  67 void do_graphics_upload(char *filename)
  68 {
  69         const char *MimeType;
  70         wcsession *WCC = WC;
  71         char buf[SIZ];
  72         int bytes_remaining;
  73         int pos = 0;
  74         int thisblock;
  75         bytes_remaining = WCC->upload_length;
  76
  77         if (havebstr("cancel_button")) {
  78                 strcpy(WC->ImportantMessage,
  79                         _("Graphics upload has been cancelled."));
  80                 display_main_menu();
  81                 return;
  82         }
  83
  84         if (WCC->upload_length == 0) {
  85                 strcpy(WC->ImportantMessage,
  86                         _("You didn't upload a file."));
  87                 display_main_menu();
  88                 return;
  89         }
  90
  91         MimeType = GuessMimeType(ChrPtr(WCC->upload), bytes_remaining);
  92         snprintf(buf, SIZ, "UIMG 1|%s|%s", MimeType, filename);
  93         serv_puts(buf);
  94
  95         serv_getln(buf, sizeof buf);
  96         if (buf[0] != '2') {
  97                 strcpy(WCC->ImportantMessage, &buf[4]);
  98                 display_main_menu();
  99                 return;
 100         }
 101         while (bytes_remaining) {
 102                 thisblock = ((bytes_remaining > 4096) ? 4096 : bytes_remaining);
 103                 serv_printf("WRIT %d", thisblock);
 104                 serv_getln(buf, sizeof buf);
 105                 if (buf[0] != '7') {
 106                         strcpy(WCC->ImportantMessage, &buf[4]);
 107                         serv_puts("UCLS 0");
 108                         serv_getln(buf, sizeof buf);
 109                         display_main_menu();
 110                         return;
 111                 }
 112                 thisblock = extract_int(&buf[4], 0);
 113                 serv_write(&ChrPtr(WCC->upload)[pos], thisblock);
 114                 pos = pos + thisblock;
 115                 bytes_remaining = bytes_remaining - thisblock;
 116         }
 117
 118         serv_puts("UCLS 1");
 119         serv_getln(buf, sizeof buf);
 120         if (buf[0] != 'x') {
 121                 display_success(&buf[4]);
 122                 return;
 123         }
 124 }
 125
 126
 127 void edithellopic(void)    { do_graphics_upload("hello"); }
 128 void editpic(void)         { do_graphics_upload("_userpic_"); }
 129 void editgoodbuyepic(void) { do_graphics_upload("UIMG 1|%s|goodbuye"); }
 130
 131 /* The users photo display / upload facility */
 132 void display_editpic(void) {
 133         display_graphics_upload(_("your photo"),
 134                                 "_userpic_",
 135                                 "editpic");
 136 }
 137 /* room picture dispay / upload facility */
 138 void display_editroompic(void) {
 139         display_graphics_upload(_("the icon for this room"),
 140                                 "_roompic_",
 141                                 "editroompic");
 142 }
 143
 144 /* the greetingpage hello pic */
 145 void display_edithello(void) {
 146         display_graphics_upload(_("the Greetingpicture for the login prompt"),
 147                                 "hello",
 148                                 "edithellopic");
 149 }
 150
 151 /* the logoff banner */
 152 void display_editgoodbyepic(void) {
 153         display_graphics_upload(_("the Logoff banner picture"),
 154                                 "UIMG 0|%s|goodbuye",
 155                                 "editgoodbuyepic");
 156 }
 157
 158 void display_editfloorpic(void) {
 159         char buf[SIZ];
 160         snprintf(buf, SIZ, "_floorpic_|%s",
 161                  bstr("which_floor"));
 162         display_graphics_upload(_("the icon for this floor"),
 163                                 buf,
 164                                 "editfloorpic");
 165 }
 166
 167 void editroompic(void) {
 168         char buf[SIZ];
 169         snprintf(buf, SIZ, "_roompic_|%s",
 170                  bstr("which_room"));
 171         do_graphics_upload(buf);
 172 }
 173
 174 void editfloorpic(void){
 175         char buf[SIZ];
 176         snprintf(buf, SIZ, "_floorpic_|%s",
 177                  bstr("which_floor"));
 178         do_graphics_upload(buf);
 179 }
 180
 181 void
 182 InitModule_GRAPHICS
 183 (void)
 184 {
 185         WebcitAddUrlHandler(HKEY("display_editpic"), "", 0, display_editpic, 0);
 186         WebcitAddUrlHandler(HKEY("editpic"), "", 0, editpic, 0);
 187         WebcitAddUrlHandler(HKEY("display_editroompic"), "", 0, display_editroompic, 0);
 188         WebcitAddUrlHandler(HKEY("editroompic"), "", 0, editroompic, 0);
 189         WebcitAddUrlHandler(HKEY("display_edithello"), "", 0, display_edithello, 0);
 190         WebcitAddUrlHandler(HKEY("edithellopic"), "", 0, edithellopic, 0);
 191         WebcitAddUrlHandler(HKEY("display_editgoodbuye"), "", 0, display_editgoodbyepic, 0);
 192         WebcitAddUrlHandler(HKEY("editgoodbuyepic"), "", 0, editgoodbuyepic, 0);
 193         WebcitAddUrlHandler(HKEY("display_editfloorpic"), "", 0, display_editfloorpic, 0);
 194         WebcitAddUrlHandler(HKEY("editfloorpic"), "", 0, editfloorpic, 0);
 195 }