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/*
Jabber Protocol Plugin for Miranda NG
Copyright (c) 2002-04 Santithorn Bunchua
Copyright (c) 2005-12 George Hazan
Copyright (c) 2007 Maxim Mluhov
Copyright (C) 2012-19 Miranda NG team
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.
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.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#include "stdafx.h"
#include "jabber_iq.h"
#include "jabber_rc.h"
#include "version.h"
BOOL CJabberProto::OnIqRequestVersion(const TiXmlElement*, CJabberIqInfo *pInfo)
{
if (!pInfo->GetFrom())
return TRUE;
if (!m_bAllowVersionRequests)
return FALSE;
XmlNodeIq iq("result", pInfo);
TiXmlElement *query = iq << XQUERY(JABBER_FEAT_VERSION);
query << XCHILD("name", "Miranda NG Jabber");
query << XCHILD("version", szCoreVersion);
if (m_bShowOSVersion) {
wchar_t os[256] = { 0 };
if (!GetOSDisplayString(os, _countof(os)))
mir_wstrncpy(os, L"Microsoft Windows", _countof(os));
query << XCHILD("os", T2Utf(os));
}
m_ThreadInfo->send(iq);
return TRUE;
}
// last activity (XEP-0012) support
BOOL CJabberProto::OnIqRequestLastActivity(const TiXmlElement*, CJabberIqInfo *pInfo)
{
m_ThreadInfo->send(
XmlNodeIq("result", pInfo) << XQUERY(JABBER_FEAT_LAST_ACTIVITY)
<< XATTRI("seconds", m_tmJabberIdleStartTime ? time(0) - m_tmJabberIdleStartTime : 0));
return TRUE;
}
// XEP-0199: XMPP Ping support
BOOL CJabberProto::OnIqRequestPing(const TiXmlElement*, CJabberIqInfo *pInfo)
{
m_ThreadInfo->send(XmlNodeIq("result", pInfo) << XATTR("from", m_ThreadInfo->fullJID));
return TRUE;
}
// Returns the current GMT offset in seconds
int GetGMTOffset(void)
{
TIME_ZONE_INFORMATION tzinfo;
int nOffset = 0;
DWORD dwResult = GetTimeZoneInformation(&tzinfo);
switch (dwResult) {
case TIME_ZONE_ID_STANDARD:
nOffset = tzinfo.Bias + tzinfo.StandardBias;
break;
case TIME_ZONE_ID_DAYLIGHT:
nOffset = tzinfo.Bias + tzinfo.DaylightBias;
break;
case TIME_ZONE_ID_UNKNOWN:
nOffset = tzinfo.Bias;
break;
case TIME_ZONE_ID_INVALID:
default:
nOffset = 0;
break;
}
return -nOffset;
}
// entity time (XEP-0202) support
BOOL CJabberProto::OnIqRequestTime(const TiXmlElement*, CJabberIqInfo *pInfo)
{
wchar_t stime[100];
wchar_t szTZ[10];
TimeZone_PrintDateTime(UTC_TIME_HANDLE, L"I", stime, _countof(stime), 0);
int nGmtOffset = GetGMTOffset();
mir_snwprintf(szTZ, L"%+03d:%02d", nGmtOffset / 60, nGmtOffset % 60);
XmlNodeIq iq("result", pInfo);
TiXmlElement *timeNode = iq << XCHILDNS("time", JABBER_FEAT_ENTITY_TIME);
timeNode << XCHILD("utc", T2Utf(stime)); timeNode << XCHILD("tzo", T2Utf(szTZ));
const wchar_t *szTZName = TimeZone_GetName(nullptr);
if (szTZName)
timeNode << XCHILD("tz", T2Utf(szTZName));
m_ThreadInfo->send(iq);
return TRUE;
}
BOOL CJabberProto::OnIqProcessIqOldTime(const TiXmlElement*, CJabberIqInfo *pInfo)
{
struct tm *gmt;
time_t ltime;
char stime[100], *dtime;
_tzset();
time(<ime);
gmt = gmtime(<ime);
mir_snprintf(stime, "%.4i%.2i%.2iT%.2i:%.2i:%.2i",
gmt->tm_year + 1900, gmt->tm_mon + 1,
gmt->tm_mday, gmt->tm_hour, gmt->tm_min, gmt->tm_sec);
dtime = ctime(<ime);
dtime[24] = 0;
XmlNodeIq iq("result", pInfo);
TiXmlElement *queryNode = iq << XQUERY(JABBER_FEAT_ENTITY_TIME_OLD);
queryNode << XCHILD("utc", stime);
const wchar_t *szTZName = TimeZone_GetName(nullptr);
if (szTZName)
queryNode << XCHILD("tz", T2Utf(szTZName));
queryNode << XCHILD("display", dtime);
m_ThreadInfo->send(iq);
return TRUE;
}
BOOL CJabberProto::OnIqRequestAvatar(const TiXmlElement*, CJabberIqInfo *pInfo)
{
if (!m_bEnableAvatars)
return TRUE;
int pictureType = m_bAvatarType;
if (pictureType == PA_FORMAT_UNKNOWN)
return TRUE;
const char *szMimeType = ProtoGetAvatarMimeType(pictureType);
if (szMimeType == nullptr)
return TRUE;
wchar_t szFileName[MAX_PATH];
GetAvatarFileName(0, szFileName, _countof(szFileName));
FILE* in = _wfopen(szFileName, L"rb");
if (in == nullptr)
return TRUE;
long bytes = _filelength(_fileno(in));
ptrA buffer((char*)mir_alloc(bytes * 4 / 3 + bytes + 1000));
if (buffer == nullptr) {
fclose(in);
return TRUE;
}
fread(buffer, bytes, 1, in);
fclose(in);
ptrA str(mir_base64_encode(buffer, bytes));
m_ThreadInfo->send(XmlNodeIq("result", pInfo) << XQUERY(JABBER_FEAT_AVATAR) << XCHILD("query", str) << XATTR("mimetype", szMimeType));
return TRUE;
}
BOOL CJabberProto::OnSiRequest(const TiXmlElement *node, CJabberIqInfo *pInfo)
{
const char *szProfile = XmlGetAttr(pInfo->GetChildNode(), "profile");
if (szProfile && !mir_strcmp(szProfile, JABBER_FEAT_SI_FT))
FtHandleSiRequest(node);
else {
XmlNodeIq iq("error", pInfo);
TiXmlElement *error = iq << XCHILD("error") << XATTRI("code", 400) << XATTR("type", "cancel");
error << XCHILDNS("bad-request", "urn:ietf:params:xml:ns:xmpp-stanzas");
error << XCHILD("bad-profile");
m_ThreadInfo->send(iq);
}
return TRUE;
}
BOOL CJabberProto::OnRosterPushRequest(const TiXmlElement*, CJabberIqInfo *pInfo)
{
auto *queryNode = pInfo->GetChildNode();
// RFC 3921 #7.2 Business Rules
if (pInfo->GetFrom()) {
ptrA szFrom(JabberPrepareJid(pInfo->GetFrom()));
if (!szFrom)
return TRUE;
ptrA szTo(JabberPrepareJid(m_ThreadInfo->fullJID));
if (!szTo)
return TRUE;
char *pDelimiter = strchr(szFrom, '/');
if (pDelimiter)
*pDelimiter = 0;
pDelimiter = strchr(szTo, '/');
if (pDelimiter)
*pDelimiter = 0;
// invalid JID
BOOL bRetVal = mir_strcmp(szFrom, szTo) == 0;
if (!bRetVal) {
debugLogA("<iq/> attempt to hack via roster push from %s", pInfo->GetFrom());
return TRUE;
}
}
debugLogA("<iq/> Got roster push");
for (auto *itemNode : TiXmlFilter(queryNode, "item")) {
const char *jid = XmlGetAttr(itemNode, "jid"), *str = XmlGetAttr(itemNode, "subscription");
if (jid == nullptr || str == nullptr)
continue;
// we will not add new account when subscription=remove
if (!mir_strcmp(str, "to") || !mir_strcmp(str, "both") || !mir_strcmp(str, "from") || !mir_strcmp(str, "none")) {
const char *name = XmlGetAttr(itemNode, "name");
ptrA nick((name != nullptr) ? mir_strdup(name) : JabberNickFromJID(jid));
if (nick != nullptr) {
MCONTACT hContact = HContactFromJID(jid, false);
if (hContact == 0)
hContact = DBCreateContact(jid, nick, false, false);
else
db_set_utf(hContact, m_szModuleName, "jid", jid);
JABBER_LIST_ITEM *item = ListAdd(LIST_ROSTER, jid, hContact);
replaceStr(item->nick, nick);
item->bRealContact = true;
replaceStr(item->group, XmlGetChildText(itemNode, "group"));
if (name != nullptr) {
ptrA tszNick(getUStringA(hContact, "Nick"));
if (tszNick != nullptr) {
if (mir_strcmp(nick, tszNick) != 0)
db_set_utf(hContact, "CList", "MyHandle", nick);
else
db_unset(hContact, "CList", "MyHandle");
}
else db_set_utf(hContact, "CList", "MyHandle", nick);
}
else db_unset(hContact, "CList", "MyHandle");
if (!m_bIgnoreRosterGroups) {
if (item->group != nullptr) {
Clist_GroupCreate(0, Utf2T(item->group));
db_set_utf(hContact, "CList", "Group", item->group);
}
else db_unset(hContact, "CList", "Group");
}
}
}
if (auto *item = ListGetItemPtr(LIST_ROSTER, jid)) {
if (!mir_strcmp(str, "both"))
item->subscription = SUB_BOTH;
else if (!mir_strcmp(str, "to"))
item->subscription = SUB_TO;
else if (!mir_strcmp(str, "from"))
item->subscription = SUB_FROM;
else
item->subscription = SUB_NONE;
debugLogA("Roster push for jid=%s (hContact=%d), set subscription to %s", jid, item->hContact, str);
// subscription = remove is to remove from roster list
// but we will just set the contact to offline and not actually
// remove, so that history will be retained.
if (!mir_strcmp(str, "remove")) {
SetContactOfflineStatus(item->hContact);
UpdateSubscriptionInfo(item->hContact, item);
}
else if (isChatRoom(item->hContact))
db_unset(item->hContact, "CList", "Hidden");
else
UpdateSubscriptionInfo(item->hContact, item);
}
}
UI_SAFE_NOTIFY(m_pDlgServiceDiscovery, WM_JABBER_TRANSPORT_REFRESH);
RebuildInfoFrame();
return TRUE;
}
BOOL CJabberProto::OnIqRequestOOB(const TiXmlElement*, CJabberIqInfo *pInfo)
{
if (!pInfo->GetFrom() || !pInfo->GetHContact())
return TRUE;
const char *pszUrl = XmlGetChildText(pInfo->GetChildNode(), "url");
if (!pszUrl)
return TRUE;
if (m_bBsOnlyIBB) {
// reject
XmlNodeIq iq("error", pInfo);
TiXmlElement *e = XmlAddChildA(iq, "error", "File transfer refused"); e->SetAttribute("code", 406);
m_ThreadInfo->send(iq);
return TRUE;
}
filetransfer *ft = new filetransfer(this);
ft->std.totalFiles = 1;
ft->jid = mir_strdup(pInfo->GetFrom());
ft->std.hContact = pInfo->GetHContact();
ft->type = FT_OOB;
ft->httpHostName = nullptr;
ft->httpPort = 80;
ft->httpPath = nullptr;
// Parse the URL
if (!mir_strncmpi(pszUrl, "http://", 7)) {
const char *p = pszUrl + 7, *q;
if ((q = strchr(p, '/')) != nullptr) {
char text[1024];
if (q - p < _countof(text)) {
strncpy_s(text, p, q - p);
text[q - p] = '\0';
if (char *d = strchr(text, ':')) {
ft->httpPort = (WORD)atoi(d + 1);
*d = '\0';
}
ft->httpHostName = mir_strdup(text);
}
ft->httpPath = mir_strdup(q);
mir_urlDecode(ft->httpPath);
}
}
if (pInfo->GetIdStr())
ft->szId = JabberId2string(pInfo->GetIqId());
if (ft->httpHostName && ft->httpPath) {
debugLogA("Host=%s Port=%d Path=%s", ft->httpHostName, ft->httpPort, ft->httpPath);
const char *desc = XmlGetChildText(pInfo->GetChildNode(), "desc");
debugLogA("description = %s", desc);
const char *str2;
if ((str2 = strrchr(ft->httpPath, '/')) != nullptr)
str2++;
else
str2 = ft->httpPath;
PROTORECVFILE pre;
pre.timestamp = time(0);
pre.descr.a = desc;
pre.files.a = &str2;
pre.fileCount = 1;
pre.lParam = (LPARAM)ft;
ProtoChainRecvFile(ft->std.hContact, &pre);
}
else { // reject
XmlNodeIq iq("error", pInfo);
TiXmlElement *e = XmlAddChildA(iq, "error", "File transfer refused"); e->SetAttribute("code", 406);
m_ThreadInfo->send(iq);
delete ft;
}
return TRUE;
}
BOOL CJabberProto::OnHandleDiscoInfoRequest(const TiXmlElement *iqNode, CJabberIqInfo *pInfo)
{
if (!pInfo->GetChildNode())
return TRUE;
const char *szNode = XmlGetAttr(pInfo->GetChildNode(), "node");
// caps hack
if (m_clientCapsManager.HandleInfoRequest(iqNode, pInfo, szNode))
return TRUE;
// ad-hoc hack:
if (szNode && m_adhocManager.HandleInfoRequest(iqNode, pInfo, szNode))
return TRUE;
// another request, send empty result
m_ThreadInfo->send(
XmlNodeIq("error", pInfo)
<< XCHILD("error") << XATTRI("code", 404) << XATTR("type", "cancel")
<< XCHILDNS("item-not-found", "urn:ietf:params:xml:ns:xmpp-stanzas"));
return TRUE;
}
BOOL CJabberProto::OnHandleDiscoItemsRequest(const TiXmlElement *iqNode, CJabberIqInfo *pInfo)
{
if (!pInfo->GetChildNode())
return TRUE;
// ad-hoc commands check:
const char *szNode = XmlGetAttr(pInfo->GetChildNode(), "node");
if (szNode && m_adhocManager.HandleItemsRequest(iqNode, pInfo, szNode))
return TRUE;
// another request, send empty result
XmlNodeIq iq("result", pInfo);
TiXmlElement *resultQuery = iq << XQUERY(JABBER_FEAT_DISCO_ITEMS);
if (szNode)
resultQuery->SetAttribute("node", szNode);
if (!szNode && m_bEnableRemoteControl)
resultQuery << XCHILD("item") << XATTR("jid", m_ThreadInfo->fullJID) << XATTR("node", JABBER_FEAT_COMMANDS) << XATTR("name", "Ad-hoc commands");
m_ThreadInfo->send(iq);
return TRUE;
}
BOOL CJabberProto::AddClistHttpAuthEvent(CJabberHttpAuthParams *pParams)
{
char szService[256];
mir_snprintf(szService, "%s%s", m_szModuleName, JS_HTTP_AUTH);
CLISTEVENT cle = {};
cle.hIcon = g_plugin.getIcon(IDI_HTTP_AUTH);
cle.flags = CLEF_PROTOCOLGLOBAL | CLEF_UNICODE;
cle.hDbEvent = -99;
cle.lParam = (LPARAM)pParams;
cle.pszService = szService;
cle.szTooltip.w = TranslateT("Http authentication request received");
g_clistApi.pfnAddEvent(&cle);
return TRUE;
}
BOOL CJabberProto::OnIqHttpAuth(const TiXmlElement *node, CJabberIqInfo *pInfo)
{
if (!m_bAcceptHttpAuth)
return TRUE;
if (!node || !pInfo->GetChildNode() || !pInfo->GetFrom() || !pInfo->GetIdStr())
return TRUE;
auto *pConfirm = XmlFirstChild(node, "confirm");
if (!pConfirm)
return TRUE;
const char *szId = XmlGetAttr(pConfirm, "id");
const char *szUrl = XmlGetAttr(pConfirm, "url");
const char *szMethod = XmlGetAttr(pConfirm, "method");
if (!szId || !szMethod || !szUrl)
return TRUE;
CJabberHttpAuthParams *pParams = (CJabberHttpAuthParams*)mir_calloc(sizeof(CJabberHttpAuthParams));
if (pParams) {
pParams->m_nType = CJabberHttpAuthParams::IQ;
pParams->m_szFrom = mir_strdup(pInfo->GetFrom());
pParams->m_szId = mir_strdup(szId);
pParams->m_szMethod = mir_strdup(szMethod);
pParams->m_szUrl = mir_strdup(szUrl);
AddClistHttpAuthEvent(pParams);
}
return TRUE;
}
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