webcit/graphics.c

   1 /*
   2  * Handles HTTP upload of graphics files into the system.
   3  *
   4  * Copyright (c) 1996-2012 by the citadel.org team
   5  *
   6  * This program is open source software.  You can redistribute it and/or
   7  * modify it under the terms of the GNU General Public License, version 3.
   8  *
   9  * This program is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  * GNU General Public License for more details.
  13  */
  14
  15 #include "webcit.h"
  16
  17 extern void output_static(const char* What);
  18
  19 void display_graphics_upload(char *filename)
  20 {
  21         StrBuf *Line;
  22
  23         Line = NewStrBuf();
  24         serv_printf("UIMG 0||%s", filename);
  25         StrBuf_ServGetln(Line);
  26         if (GetServerStatusMsg(Line, NULL, 1, 2) != 2) {
  27                 display_main_menu();
  28                 return;
  29         }
  30         else
  31         {
  32                 output_headers(1, 0, 0, 0, 1, 0);
  33                 do_template("files_graphicsupload");
  34                 end_burst();
  35         }
  36         FreeStrBuf(&Line);
  37 }
  38
  39 void do_graphics_upload(char *filename)
  40 {
  41         StrBuf *Line;
  42         const char *MimeType;
  43         wcsession *WCC = WC;
  44         int bytes_remaining;
  45         int pos = 0;
  46         int thisblock;
  47         bytes_remaining = WCC->upload_length;
  48
  49         if (havebstr("cancel_button")) {
  50                 AppendImportantMessage(_("Graphics upload has been cancelled."), -1);
  51                 display_main_menu();
  52                 return;
  53         }
  54
  55         if (WCC->upload_length == 0) {
  56                 AppendImportantMessage(_("You didn't upload a file."), -1);
  57                 display_main_menu();
  58                 return;
  59         }
  60
  61         MimeType = GuessMimeType(ChrPtr(WCC->upload), bytes_remaining);
  62         serv_printf("UIMG 1|%s|%s", MimeType, filename);
  63
  64         Line = NewStrBuf();
  65         StrBuf_ServGetln(Line);
  66         if (GetServerStatusMsg(Line, NULL, 1, 2) != 2) {
  67                 display_main_menu();
  68                 FreeStrBuf(&Line);
  69                 return;
  70         }
  71         while (bytes_remaining) {
  72                 thisblock = ((bytes_remaining > 4096) ? 4096 : bytes_remaining);
  73                 serv_printf("WRIT %d", thisblock);
  74                 StrBuf_ServGetln(Line);
  75                 if (GetServerStatusMsg(Line, NULL, 1, 7) != 7) {
  76                         serv_puts("UCLS 0");
  77                         StrBuf_ServGetln(Line);
  78                         display_main_menu();
  79                         FreeStrBuf(&Line);
  80                         return;
  81                 }
  82                 thisblock = extract_int(ChrPtr(Line) +4, 0);
  83                 serv_write(&ChrPtr(WCC->upload)[pos], thisblock);
  84                 pos += thisblock;
  85                 bytes_remaining -= thisblock;
  86         }
  87
  88         serv_puts("UCLS 1");
  89         StrBuf_ServGetln(Line);
  90         if (*ChrPtr(Line) != 'x') {
  91                 display_success(ChrPtr(Line) + 4);
  92
  93         }
  94         FreeStrBuf(&Line);
  95
  96 }
  97
  98
  99 void edithellopic(void)    { do_graphics_upload("hello"); }
 100 void editpic(void)         { do_graphics_upload("_userpic_"); }
 101 void editgoodbuyepic(void) { do_graphics_upload("UIMG 1|%s|goodbuye"); }
 102
 103 /* The users photo display / upload facility */
 104 void display_editpic(void) {
 105         putbstr("__WHICHPIC", NewStrBufPlain(HKEY("_userpic_")));
 106         putbstr("__PICDESC", NewStrBufPlain(_("your photo"), -1));
 107         putbstr("__UPLURL", NewStrBufPlain(HKEY("editpic")));
 108         display_graphics_upload("editpic");
 109 }
 110 /* room picture dispay / upload facility */
 111 void display_editroompic(void) {
 112         putbstr("__WHICHPIC", NewStrBufPlain(HKEY("_roompic_")));
 113         putbstr("__PICDESC", NewStrBufPlain(_("the icon for this room"), -1));
 114         putbstr("__UPLURL", NewStrBufPlain(HKEY("editroompic")));
 115         display_graphics_upload("editroompic");
 116 }
 117
 118 /* the greetingpage hello pic */
 119 void display_edithello(void) {
 120         putbstr("__WHICHPIC", NewStrBufPlain(HKEY("hello")));
 121         putbstr("__PICDESC", NewStrBufPlain(_("the Greetingpicture for the login prompt"), -1));
 122         putbstr("__UPLURL", NewStrBufPlain(HKEY("edithellopic")));
 123         display_graphics_upload("edithellopic");
 124 }
 125
 126 /* the logoff banner */
 127 void display_editgoodbyepic(void) {
 128         putbstr("__WHICHPIC", NewStrBufPlain(HKEY("UIMG 0|%s|goodbuye")));
 129         putbstr("__PICDESC", NewStrBufPlain(_("the Logoff banner picture"), -1));
 130         putbstr("__UPLURL", NewStrBufPlain(HKEY("editgoodbuyepic")));
 131         display_graphics_upload("editgoodbuyepic");
 132 }
 133
 134 void display_editfloorpic(void) {
 135         StrBuf *PicAction;
 136
 137         PicAction = NewStrBuf();
 138         StrBufPrintf(PicAction, "_floorpic_|%s", bstr("which_floor"));
 139         putbstr("__WHICHPIC", PicAction);
 140         putbstr("__PICDESC", NewStrBufPlain(_("the icon for this floor"), -1));
 141         putbstr("__UPLURL", NewStrBufPlain(HKEY("editfloorpic")));
 142         display_graphics_upload("editfloorpic");
 143 }
 144
 145 void editroompic(void) {
 146         char buf[SIZ];
 147         snprintf(buf, SIZ, "_roompic_|%s",
 148                  bstr("which_room"));
 149         do_graphics_upload(buf);
 150 }
 151
 152 void editfloorpic(void){
 153         char buf[SIZ];
 154         snprintf(buf, SIZ, "_floorpic_|%s",
 155                  bstr("which_floor"));
 156         do_graphics_upload(buf);
 157 }
 158
 159 void
 160 InitModule_GRAPHICS
 161 (void)
 162 {
 163         WebcitAddUrlHandler(HKEY("display_editpic"), "", 0, display_editpic, 0);
 164         WebcitAddUrlHandler(HKEY("editpic"), "", 0, editpic, 0);
 165         WebcitAddUrlHandler(HKEY("display_editroompic"), "", 0, display_editroompic, 0);
 166         WebcitAddUrlHandler(HKEY("editroompic"), "", 0, editroompic, 0);
 167         WebcitAddUrlHandler(HKEY("display_edithello"), "", 0, display_edithello, 0);
 168         WebcitAddUrlHandler(HKEY("edithellopic"), "", 0, edithellopic, 0);
 169         WebcitAddUrlHandler(HKEY("display_editgoodbuye"), "", 0, display_editgoodbyepic, 0);
 170         WebcitAddUrlHandler(HKEY("editgoodbuyepic"), "", 0, editgoodbuyepic, 0);
 171         WebcitAddUrlHandler(HKEY("display_editfloorpic"), "", 0, display_editfloorpic, 0);
 172         WebcitAddUrlHandler(HKEY("editfloorpic"), "", 0, editfloorpic, 0);
 173 }