Remove whitespace at end of canonicalized header lines
[citadel.git] / webcit / graphics.c
index 948dc8905b82d0839eb7b5803f39830d15627f83..98b06311553043d6ff051098ae644616c2a0f27a 100644 (file)
-/*
- * $Id$
- *
- * Handles HTTP upload of graphics files into the system.
- */
-
-#include <ctype.h>
-#include <stdlib.h>
-#include <unistd.h>
-#include <stdio.h>
-#include <fcntl.h>
-#include <signal.h>
-#include <sys/types.h>
-#include <sys/wait.h>
-#include <sys/socket.h>
-#include <sys/time.h>
-#include <limits.h>
-#include <netinet/in.h>
-#include <netdb.h>
-#include <string.h>
-#include <pwd.h>
-#include <errno.h>
-#include <stdarg.h>
-#include <pthread.h>
-#include <signal.h>
+// Handles HTTP upload of graphics files into the system.
+//
+// Copyright (c) 1996-2022 by the citadel.org team
+//
+// This program is open source software.  You can redistribute it and/or
+// modify it under the terms of the GNU General Public License, version 3.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+
 #include "webcit.h"
 
-void display_graphics_upload(char *description, char *check_cmd, char *uplurl)
-{
-       char buf[SIZ];
+extern void output_static(const char* What);
+
+
+// display the picture (icon, photo, whatever) associated with the current room
+void display_roompic(void) {
+       off_t bytes;
+       StrBuf *Buf = NewStrBuf();
+       serv_printf("DLRI");
+       StrBuf_ServGetln(Buf);
+       if (GetServerStatus(Buf, NULL) == 6) {
+               StrBufCutLeft(Buf, 4);
+               bytes = StrBufExtract_long(Buf, 0, '|');
+               StrBuf *content_type = NewStrBuf();
+               StrBufExtract_token(content_type, Buf, 3, '|');
+               WC->WBuf = NewStrBuf();
+               StrBuf_ServGetBLOBBuffered(WC->WBuf, bytes);
+               http_transmit_thing(ChrPtr(content_type), 0);
+               FreeStrBuf(&content_type);
+       }
+       else {
+               output_error_pic("", "");
+       }
+       FreeStrBuf(&Buf);
+}
+
+
+// upload the picture (icon, photo, whatever) associated with the current room
+void common_code_for_editroompic_and_editpic(char *servcmd) {
+       if (havebstr("cancel_button")) {
+               AppendImportantMessage(_("Graphics upload has been cancelled."), -1);
+               display_main_menu();
+               return;
+       }
 
-       serv_puts(check_cmd);
-       serv_getln(buf, sizeof buf);
-       if (buf[0] != '2') {
-               strcpy(WC->ImportantMessage, &buf[4]);
+       if (WC->upload_length == 0) {
+               AppendImportantMessage(_("You didn't upload a file."), -1);
                display_main_menu();
                return;
        }
-       output_headers(1, 1, 0, 0, 0, 0, 0);
-
-       output_headers(1, 1, 2, 0, 0, 0, 0);
-       wprintf("<div id=\"banner\">\n"
-               "<TABLE WIDTH=100%% BORDER=0 BGCOLOR=\"#444455\"><TR><TD>"
-               "<SPAN CLASS=\"titlebar\">Set/change your photo</SPAN>"
-               "</TD></TR></TABLE>\n"
-               "</div>\n<div id=\"content\">\n"
-       );
-
-       wprintf("<div id=\"fix_scrollbar_bug\">"
-               "<table border=0 width=100%% bgcolor=\"#ffffff\"><tr><td>\n");
-
-       wprintf("<CENTER>\n");
-
-       wprintf("<FORM ENCTYPE=\"multipart/form-data\" ACTION=\"%s\" "
-               "METHOD=\"POST\" NAME=\"graphicsupload\">\n", uplurl);
-
-       wprintf("<INPUT TYPE=\"hidden\" NAME=\"which_room\" VALUE=\"");
-       urlescputs(bstr("which_room"));
-       wprintf("\">\n");
-
-       wprintf("You can upload any image directly from your computer,\n");
-       wprintf("as long as it is in GIF format (JPEG, PNG, etc. won't\n");
-       wprintf("work).<br /><br />\n");
-
-       wprintf("Please select a file to upload:<br /><br />\n");
-       wprintf("<INPUT TYPE=\"FILE\" NAME=\"filename\" SIZE=\"35\">\n");
-       wprintf("<br /><br />");
-       wprintf("<INPUT TYPE=\"SUBMIT\" NAME=\"sc\" VALUE=\"Upload\">\n");
-       wprintf("&nbsp;");
-       wprintf("<INPUT TYPE=\"RESET\" VALUE=\"Reset Form\">\n");
-       wprintf("&nbsp;");
-       wprintf("<INPUT TYPE=\"SUBMIT\" NAME=\"sc\" VALUE=\"Cancel\">\n");
-       wprintf("</FORM>\n");
-       wprintf("</CENTER>\n");
-       wprintf("</td></tr></table></div>\n");
-       wDumpContent(1);
+       
+       serv_printf("%s %ld|%s", servcmd, (long)WC->upload_length, GuessMimeType(ChrPtr(WC->upload), WC->upload_length));
+       StrBuf *Line = NewStrBuf();
+       StrBuf_ServGetln(Line);
+       if (GetServerStatusMsg(Line, NULL, 0, 0) == 7) {
+               serv_write(ChrPtr(WC->upload), WC->upload_length);
+               display_success(ChrPtr(Line) + 4);
+       }
+       else {
+               AppendImportantMessage((ChrPtr(Line) + 4), -1);
+               display_main_menu();
+       }
+       FreeStrBuf(&Line);
 }
 
-void do_graphics_upload(char *upl_cmd)
-{
-       char buf[SIZ];
+
+// upload the picture (icon, photo, whatever) associated with the current room
+void editroompic(void) {
+       common_code_for_editroompic_and_editpic("ULRI");
+}
+
+       
+// upload the picture (icon, photo, whatever) associated with the current user
+void editpic(void) {
+       common_code_for_editroompic_and_editpic("ULUI");
+}
+
+
+// display the screen for uploading graphics to the server
+void display_graphics_upload(char *filename) {
+       output_headers(1, 0, 0, 0, 1, 0);
+       do_template("files_graphicsupload");
+       end_burst();
+}
+
+
+void do_graphics_upload(char *filename) {
+       StrBuf *Line;
+       const char *MimeType;
+       wcsession *WCC = WC;
        int bytes_remaining;
        int pos = 0;
        int thisblock;
+       bytes_remaining = WCC->upload_length;
 
-       if (!strcasecmp(bstr("sc"), "Cancel")) {
-               strcpy(WC->ImportantMessage,
-                       "Graphics upload cancelled.");
+       if (havebstr("cancel_button")) {
+               AppendImportantMessage(_("Graphics upload has been cancelled."), -1);
                display_main_menu();
                return;
        }
 
-       if (WC->upload_length == 0) {
-               strcpy(WC->ImportantMessage,
-                       "You didn't upload a file.");
+       if (WCC->upload_length == 0) {
+               AppendImportantMessage(_("You didn't upload a file."), -1);
                display_main_menu();
                return;
        }
-       serv_puts(upl_cmd);
-       serv_getln(buf, sizeof buf);
-       if (buf[0] != '2') {
-               strcpy(WC->ImportantMessage, &buf[4]);
+       
+       MimeType = GuessMimeType(ChrPtr(WCC->upload), bytes_remaining);
+       serv_printf("UIMG 1|%s|%s", MimeType, filename);
+
+       Line = NewStrBuf();
+       StrBuf_ServGetln(Line);
+       if (GetServerStatusMsg(Line, NULL, 1, 2) != 2) {
                display_main_menu();
+               FreeStrBuf(&Line);
                return;
        }
-       bytes_remaining = WC->upload_length;
        while (bytes_remaining) {
                thisblock = ((bytes_remaining > 4096) ? 4096 : bytes_remaining);
                serv_printf("WRIT %d", thisblock);
-               serv_getln(buf, sizeof buf);
-               if (buf[0] != '7') {
-                       strcpy(WC->ImportantMessage, &buf[4]);
+               StrBuf_ServGetln(Line);
+               if (GetServerStatusMsg(Line, NULL, 1, 7) != 7) {
                        serv_puts("UCLS 0");
-                       serv_getln(buf, sizeof buf);
+                       StrBuf_ServGetln(Line);
                        display_main_menu();
+                       FreeStrBuf(&Line);
                        return;
                }
-               thisblock = extract_int(&buf[4], 0);
-               serv_write(&WC->upload[pos], thisblock);
-               pos = pos + thisblock;
-               bytes_remaining = bytes_remaining - thisblock;
+               thisblock = extract_int(ChrPtr(Line) +4, 0);
+               serv_write(&ChrPtr(WCC->upload)[pos], thisblock);
+               pos += thisblock;
+               bytes_remaining -= thisblock;
        }
 
        serv_puts("UCLS 1");
-       serv_getln(buf, sizeof buf);
-       if (buf[0] != 'x') {
-               display_success(&buf[4]);
-               return;
+       StrBuf_ServGetln(Line);
+       if (*ChrPtr(Line) != 'x') {
+               display_success(ChrPtr(Line) + 4);
+       
        }
+       FreeStrBuf(&Line);
+
+}
+
+
+void edithellopic(void)    { do_graphics_upload("hello"); }
+void editgoodbyepic(void) { do_graphics_upload("UIMG 1|%s|goodbye"); }
+
+// The user's photo display / upload facility
+void display_editpic(void) {
+       putbstr("__PICDESC", NewStrBufPlain(_("your photo"), -1));
+       putbstr("__UPLURL", NewStrBufPlain(HKEY("editpic")));
+       display_graphics_upload("editpic");
+}
+
+// room picture dispay / upload facility
+void display_editroompic(void) {
+       putbstr("__PICDESC", NewStrBufPlain(_("the icon for this room"), -1));
+       putbstr("__UPLURL", NewStrBufPlain(HKEY("editroompic")));
+       display_graphics_upload("editroompic");
+}
+
+// the login page graphics
+void display_edithello(void) {
+       putbstr("__WHICHPIC", NewStrBufPlain(HKEY("hello")));
+       putbstr("__PICDESC", NewStrBufPlain(_("graphics to be displayed on the login screen"), -1));
+       putbstr("__UPLURL", NewStrBufPlain(HKEY("edithellopic")));
+       display_graphics_upload("edithellopic");
+}
+
+// the logoff banner
+void display_editgoodbyepic(void) {
+       putbstr("__WHICHPIC", NewStrBufPlain(HKEY("UIMG 0|%s|goodbye")));
+       putbstr("__PICDESC", NewStrBufPlain(_("the Logoff banner picture"), -1));
+       putbstr("__UPLURL", NewStrBufPlain(HKEY("editgoodbyepic")));
+       display_graphics_upload("editgoodbyepic");
+}
+
+
+void 
+InitModule_GRAPHICS
+(void)
+{
+       WebcitAddUrlHandler(HKEY("display_editpic"), "", 0, display_editpic, 0);
+       WebcitAddUrlHandler(HKEY("editpic"), "", 0, editpic, 0);
+       WebcitAddUrlHandler(HKEY("display_editroompic"), "", 0, display_editroompic, 0);
+       WebcitAddUrlHandler(HKEY("editroompic"), "", 0, editroompic, 0);
+       WebcitAddUrlHandler(HKEY("display_edithello"), "", 0, display_edithello, 0);
+       WebcitAddUrlHandler(HKEY("edithellopic"), "", 0, edithellopic, 0);
+       WebcitAddUrlHandler(HKEY("display_editgoodbye"), "", 0, display_editgoodbyepic, 0);
+       WebcitAddUrlHandler(HKEY("editgoodbyepic"), "", 0, editgoodbyepic, 0);
+       WebcitAddUrlHandler(HKEY("roompic"), "", 0, display_roompic, 0);
 }