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/*
Tlen Protocol Plugin for Miranda NG
Copyright (C) 2002-2004 Santithorn Bunchua
Copyright (C) 2004-2009 Piotr Piastucki
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 "tlen.h"
#include "tlen_list.h"
#include "tlen_file.h"
#include "tlen_p2p_old.h"
typedef struct {
TlenProtocol *proto;
JABBER_LIST_ITEM *item;
} TLENPSREQUESTTHREADDATA;
static void LogPictureMessage(TlenProtocol *proto, const char *jid, const char *filename, BOOL isSent)
{
char message[1024];
const char *msg = isSent ? LPGEN("Image sent file://%s") : LPGEN("Image received file://%s");
mir_snprintf(message, sizeof(message), Translate(msg), filename);
TlenLogMessage(proto, JabberHContactFromJID(proto, jid), isSent ? DBEF_SENT : 0, message);
}
static void TlenPsPostThread(void *ptr) {
TLENPSREQUESTTHREADDATA *data = (TLENPSREQUESTTHREADDATA *)ptr;
TlenProtocol *proto = data->proto;
JABBER_LIST_ITEM *item = data->item;
JABBER_SOCKET socket = JabberWsConnect(proto, "ps.tlen.pl", 443);
BOOL bSent = FALSE;
if (socket != NULL) {
char header[512];
DWORD ret;
item->ft->s = socket;
item->ft->hFileEvent = CreateEvent(NULL, FALSE, FALSE, NULL);
mir_snprintf(header, sizeof(header), "<pic auth='%s' t='p' to='%s' size='%d' idt='%s'/>", proto->threadData->username, item->ft->jid, item->ft->fileTotalSize, item->jid);
JabberWsSend(proto, socket, header, (int)strlen(header));
ret = WaitForSingleObject(item->ft->hFileEvent, 1000 * 60 * 5);
if (ret == WAIT_OBJECT_0) {
FILE *fp = fopen( item->ft->files[0], "rb" );
if (fp) {
int i;
char header[512];
char fileBuffer[2048];
mir_snprintf(header, sizeof(header), "<pic st='%s' idt='%s'/>", item->ft->iqId, item->jid);
JabberWsSend(proto, socket, header, (int)strlen(header));
JabberLog(proto, "Sending picture data...");
for (i = item->ft->filesSize[0]; i > 0; ) {
int toread = min(2048, i);
int readcount = (int)fread(fileBuffer, (size_t)1, (size_t)toread, fp);
i -= readcount;
if (readcount > 0) {
JabberWsSend(proto, socket, fileBuffer, readcount);
}
if (toread != readcount) {
break;
}
}
fclose(fp);
SleepEx(3000, TRUE);
bSent = TRUE;
} else {
/* picture not found */
}
} else {
/* 5 minutes passed */
}
Netlib_CloseHandle(socket);
if (bSent) {
JabberSend(proto, "<message to='%s' idt='%s' rt='%s' pid='1001' type='pic' />", item->ft->jid, item->jid, item->ft->id2);
LogPictureMessage(proto, item->ft->jid, item->ft->files[0], TRUE);
}
TlenP2PFreeFileTransfer(item->ft);
JabberListRemove(proto, LIST_PICTURE, item->jid);
} else {
/* cannot connect to ps server */
}
mir_free(data);
}
static void TlenPsPost(TlenProtocol *proto, JABBER_LIST_ITEM *item) {
TLENPSREQUESTTHREADDATA *threadData = (TLENPSREQUESTTHREADDATA *)mir_alloc(sizeof(TLENPSREQUESTTHREADDATA));
threadData->proto = proto;
threadData->item = item;
JabberForkThread(TlenPsPostThread, 0, threadData);
}
static void TlenPsGetThread(void *ptr) {
TLENPSREQUESTTHREADDATA *data = (TLENPSREQUESTTHREADDATA *)ptr;
TlenProtocol *proto = data->proto;
JABBER_LIST_ITEM *item = data->item;
FILE *fp;
fp = fopen( item->ft->files[0], "wb" );
if (fp) {
JABBER_SOCKET socket = JabberWsConnect(proto, "ps.tlen.pl", 443);
if (socket != NULL) {
XmlState xmlState;
char header[512];
char fileBuffer[2048];
JabberXmlInitState(&xmlState);
mir_snprintf(header, sizeof(header), "<pic auth='%s' t='g' to='%s' pid='1001' idt='%s' rt='%s'/>", proto->threadData->username, item->ft->jid, item->jid, item->ft->id2);
JabberWsSend(proto, socket, header, (int)strlen(header));
JabberLog(proto, "Reveiving picture data...");
{
int totalcount = 0;
int size = item->ft->filesSize[0];
BOOL bHeader = TRUE;
while (TRUE) {
int readcount = JabberWsRecv(proto, socket, fileBuffer, 2048 - totalcount);
if (readcount == 0) {
break;
}
totalcount += readcount;
if (bHeader) {
char * tagend = (char*)memchr(fileBuffer, '/', totalcount);
tagend = (char*)memchr(tagend + 1, '>', totalcount - (tagend - fileBuffer) - 1);
if (tagend != NULL) {
int parsed = JabberXmlParse(&xmlState, fileBuffer, tagend - fileBuffer + 1);
if (parsed == 0) {
continue;
}
bHeader = FALSE;
totalcount -= parsed;
memmove(fileBuffer, fileBuffer+parsed, totalcount);
}
}
if (!bHeader) {
if (totalcount > 0) {
fwrite(fileBuffer, 1, totalcount, fp);
size -= totalcount;
totalcount = 0;
}
if (size == 0) {
break;
}
}
}
}
Netlib_CloseHandle(socket);
JabberLog(proto, "Picture received...");
LogPictureMessage(proto, item->ft->jid, item->ft->files[0], FALSE);
} else {
/* cannot connect to ps server */
}
fclose(fp);
} else {
/* cannot create file */
}
TlenP2PFreeFileTransfer(item->ft);
JabberListRemove(proto, LIST_PICTURE, item->jid);
mir_free(data);
}
static void TlenPsGet(TlenProtocol *proto, JABBER_LIST_ITEM *item) {
TLENPSREQUESTTHREADDATA *threadData = (TLENPSREQUESTTHREADDATA *)mir_alloc(sizeof(TLENPSREQUESTTHREADDATA));
threadData->proto = proto;
threadData->item = item;
JabberForkThread(TlenPsGetThread, 0, threadData);
}
void TlenProcessPic(XmlNode *node, TlenProtocol *proto) {
JABBER_LIST_ITEM *item = NULL;
char *crc, *crc_c, *idt, *size, *from, *fromRaw, *rt;
from = JabberXmlGetAttrValue(node, "from");
fromRaw = JabberLoginFromJID(from);
idt = JabberXmlGetAttrValue(node, "idt");
size = JabberXmlGetAttrValue(node, "size");
crc_c = JabberXmlGetAttrValue(node, "crc_c");
crc = JabberXmlGetAttrValue(node, "crc");
rt = JabberXmlGetAttrValue(node, "rt");
if (idt != NULL) {
item = JabberListGetItemPtr(proto, LIST_PICTURE, idt);
}
if (item != NULL) {
if (!strcmp(from, "ps")) {
char *st = JabberXmlGetAttrValue(node, "st");
if (st != NULL) {
item->ft->iqId = mir_strdup(st);
item->ft->id2 = mir_strdup(rt);
if (item->ft->hFileEvent != NULL) {
SetEvent(item->ft->hFileEvent);
item->ft->hFileEvent = NULL;
}
}
} else if (!strcmp(item->ft->jid, fromRaw)) {
if (crc_c != NULL) {
if (!strcmp(crc_c, "n")) {
/* crc_c = n, picture transfer accepted */
TlenPsPost(proto, item);
} else if (!strcmp(crc_c, "f")) {
/* crc_c = f, picture cached, no need to transfer again */
LogPictureMessage(proto, item->ft->jid, item->ft->files[0], TRUE);
TlenP2PFreeFileTransfer(item->ft);
JabberListRemove(proto, LIST_PICTURE, idt);
}
} else if (rt != NULL) {
item->ft->id2 = mir_strdup(rt);
TlenPsGet(proto, item);
}
}
} else if (crc != NULL) {
BOOL bAccept = proto->tlenOptions.imagePolicy == TLEN_IMAGES_ACCEPT_ALL || (proto->tlenOptions.imagePolicy == TLEN_IMAGES_IGNORE_NIR && IsAuthorized(proto, from));
if (bAccept) {
FILE* fp;
char fileName[MAX_PATH];
char *ext = JabberXmlGetAttrValue(node, "ext");
char *tmpPath = Utils_ReplaceVars( "%miranda_userdata%" );
int tPathLen = mir_snprintf(fileName, MAX_PATH, "%s\\Images\\Tlen", tmpPath);
long oldSize = 0, lSize = atol(size);
DWORD dwAttributes = GetFileAttributesA( fileName );
if ( dwAttributes == 0xffffffff || ( dwAttributes & FILE_ATTRIBUTE_DIRECTORY ) == 0 )
CreateDirectoryTree(fileName);
mir_free(tmpPath);
fileName[ tPathLen++ ] = '\\';
mir_snprintf( fileName + tPathLen, MAX_PATH - tPathLen, "%s.%s", crc, ext );
fp = fopen( fileName, "rb" );
if (fp) {
fseek(fp, 0, SEEK_END);
oldSize = ftell(fp);
fclose(fp);
}
if (oldSize != lSize) {
item = JabberListAdd(proto, LIST_PICTURE, idt);
item->ft = TlenFileCreateFT(proto, from);
item->ft->files = (char **) mir_alloc(sizeof(char *));
item->ft->filesSize = (long *) mir_alloc(sizeof(long));
item->ft->files[0] = mir_strdup(fileName);
item->ft->filesSize[0] = lSize;
item->ft->fileTotalSize = item->ft->filesSize[0];
JabberSend(proto, "<message type='pic' to='%s' crc_c='n' idt='%s'/>", from, idt);
} else {
JabberSend(proto, "<message type='pic' to='%s' crc_c='f' idt='%s'/>", from, idt);
LogPictureMessage(proto, from, fileName, FALSE);
}
}
}
mir_free(fromRaw);
}
BOOL SendPicture(TlenProtocol *proto, HANDLE hContact) {
DBVARIANT dbv;
if (!db_get(hContact, proto->m_szModuleName, "jid", &dbv)) {
char *jid = dbv.pszVal;
char szFilter[512];
char *szFileName = (char*) mir_alloc(_MAX_PATH);
OPENFILENAMEA ofn = {0};
CallService(MS_UTILS_GETBITMAPFILTERSTRINGS, ( WPARAM ) sizeof( szFilter ), ( LPARAM )szFilter );
ofn.lStructSize = OPENFILENAME_SIZE_VERSION_400;
ofn.hwndOwner = NULL;
ofn.lpstrFilter = szFilter;
ofn.lpstrCustomFilter = NULL;
ofn.lpstrFile = szFileName;
ofn.nMaxFile = _MAX_PATH;
ofn.Flags = OFN_FILEMUSTEXIST;
szFileName[0] = '\0';
if ( GetOpenFileNameA( &ofn )) {
long size;
FILE* fp = fopen( szFileName, "rb" );
if (fp) {
fseek(fp, 0, SEEK_END);
size = ftell(fp);
if (size > 0 && size < 256*1024) {
JABBER_LIST_ITEM *item;
mir_sha1_ctx sha;
DWORD digest[5];
int i;
char idStr[10];
char fileBuffer[2048];
int id = JabberSerialNext(proto);
mir_snprintf(idStr, sizeof(idStr), "%d", id);
item = JabberListAdd(proto, LIST_PICTURE, idStr);
item->ft = TlenFileCreateFT(proto, jid);
item->ft->files = (char **) mir_alloc(sizeof(char *));
item->ft->filesSize = (long *) mir_alloc(sizeof(long));
item->ft->files[0] = szFileName;
item->ft->filesSize[0] = size;
item->ft->fileTotalSize = size;
fseek(fp, 0, SEEK_SET);
mir_sha1_init( &sha );
for (i = item->ft->filesSize[0]; i > 0; ) {
int toread = min(2048, i);
int readcount = (int)fread(fileBuffer, (size_t)1, (size_t)toread, fp);
i -= readcount;
if (readcount > 0) {
mir_sha1_append( &sha, (BYTE* )fileBuffer, readcount);
}
if (toread != readcount) {
break;
}
}
mir_sha1_finish( &sha, (BYTE* )digest );
JabberSend(proto, "<message type='pic' to='%s' crc='%08x%08x%08x%08x%08x' idt='%s' size='%d' ext='%s'/>", jid,
(int)htonl(digest[0]), (int)htonl(digest[1]), (int)htonl(digest[2]), (int)htonl(digest[3]), (int)htonl(digest[4]), idStr, item->ft->filesSize[0], "jpg");
} else {
/* file too big */
}
fclose(fp);
}
}
db_free(&dbv);
}
return FALSE;
}
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