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PVRIptvData.cpp
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PVRIptvData.cpp
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/*
* Copyright (C) 2013-2015 Anton Fedchin
* http://github.com/afedchin/xbmc-addon-iptvsimple/
*
* Copyright (C) 2011 Pulse-Eight
* http://www.pulse-eight.com/
*
* 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, 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 XBMC; see the file COPYING. If not, write to
* the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
* http://www.gnu.org/copyleft/gpl.html
*
*/
#include <ctime>
#include <fstream>
#include <map>
#include <sstream>
#include <stdexcept>
#include <string>
#include "zlib.h"
#include "rapidxml/rapidxml.hpp"
#include "PVRIptvData.h"
#include "p8-platform/util/StringUtils.h"
#include "client.h"
#define M3U_START_MARKER "#EXTM3U"
#define M3U_INFO_MARKER "#EXTINF"
#define TVG_INFO_ID_MARKER "tvg-id="
#define TVG_INFO_NAME_MARKER "tvg-name="
#define TVG_INFO_LOGO_MARKER "tvg-logo="
#define TVG_INFO_SHIFT_MARKER "tvg-shift="
#define TVG_INFO_CHNO_MARKER "tvg-chno="
#define GROUP_NAME_MARKER "group-title="
#define RADIO_MARKER "radio="
#define CHANNEL_LOGO_EXTENSION ".png"
#define SECONDS_IN_DAY 86400
#define GENRES_MAP_FILENAME "genres.xml"
using namespace ADDON;
using namespace rapidxml;
template<class Ch>
inline bool GetNodeValue(const xml_node<Ch> * pRootNode, const char* strTag, std::string& strStringValue)
{
xml_node<Ch> *pChildNode = pRootNode->first_node(strTag);
if (pChildNode == NULL)
{
return false;
}
strStringValue = pChildNode->value();
return true;
}
template<class Ch>
inline bool GetAttributeValue(const xml_node<Ch> * pNode, const char* strAttributeName, std::string& strStringValue)
{
xml_attribute<Ch> *pAttribute = pNode->first_attribute(strAttributeName);
if (pAttribute == NULL)
{
return false;
}
strStringValue = pAttribute->value();
return true;
}
PVRIptvData::PVRIptvData(void)
{
m_strXMLTVUrl = g_strTvgPath;
m_strM3uUrl = g_strM3UPath;
m_strLogoPath = g_strLogoPath;
m_iEPGTimeShift = g_iEPGTimeShift;
m_bTSOverride = g_bTSOverride;
m_iLastStart = 0;
m_iLastEnd = 0;
m_channels.clear();
m_groups.clear();
m_epg.clear();
m_genres.clear();
if (LoadPlayList())
XBMC->QueueNotification(QUEUE_INFO, "%d channels loaded.", m_channels.size());
}
void *PVRIptvData::Process(void)
{
return NULL;
}
PVRIptvData::~PVRIptvData(void)
{
m_channels.clear();
m_groups.clear();
m_epg.clear();
m_genres.clear();
}
bool PVRIptvData::LoadEPG(time_t iStart, time_t iEnd)
{
if (m_strXMLTVUrl.empty())
{
XBMC->Log(LOG_NOTICE, "EPG file path is not configured. EPG not loaded.");
return false;
}
std::string data;
std::string decompressed;
int iReaded = 0;
int iCount = 0;
while(iCount < 3) // max 3 tries
{
if ((iReaded = GetCachedFileContents(TVG_FILE_NAME, m_strXMLTVUrl, data, g_bCacheEPG)) != 0)
{
break;
}
XBMC->Log(LOG_ERROR, "Unable to load EPG file '%s': file is missing or empty. :%dth try.", m_strXMLTVUrl.c_str(), ++iCount);
if (iCount < 3)
{
usleep(2 * 1000 * 1000); // sleep 2 sec before next try.
}
}
if (iReaded == 0)
{
XBMC->Log(LOG_ERROR, "Unable to load EPG file '%s': file is missing or empty. After %d tries.", m_strXMLTVUrl.c_str(), iCount);
return false;
}
char * buffer;
// gzip packed
if (data[0] == '\x1F' && data[1] == '\x8B' && data[2] == '\x08')
{
if (!GzipInflate(data, decompressed))
{
XBMC->Log(LOG_ERROR, "Invalid EPG file '%s': unable to decompress file.", m_strXMLTVUrl.c_str());
return false;
}
buffer = &(decompressed[0]);
}
else
buffer = &(data[0]);
// xml should starts with '<?xml'
if (buffer[0] != '\x3C' || buffer[1] != '\x3F' || buffer[2] != '\x78' ||
buffer[3] != '\x6D' || buffer[4] != '\x6C')
{
// check for BOM
if (buffer[0] != '\xEF' || buffer[1] != '\xBB' || buffer[2] != '\xBF')
{
// check for tar archive
if (strcmp(buffer + 0x101, "ustar") || strcmp(buffer + 0x101, "GNUtar"))
buffer += 0x200; // RECORDSIZE = 512
else
{
XBMC->Log(LOG_ERROR, "Invalid EPG file '%s': unable to parse file.", m_strXMLTVUrl.c_str());
return false;
}
}
}
xml_document<> xmlDoc;
try
{
xmlDoc.parse<0>(buffer);
}
catch(parse_error p)
{
XBMC->Log(LOG_ERROR, "Unable parse EPG XML: %s", p.what());
return false;
}
xml_node<> *pRootElement = xmlDoc.first_node("tv");
if (!pRootElement)
{
XBMC->Log(LOG_ERROR, "Invalid EPG XML: no <tv> tag found");
return false;
}
// clear previously loaded epg
if (m_epg.size() > 0)
m_epg.clear();
int iBroadCastId = 0;
xml_node<> *pChannelNode = NULL;
for(pChannelNode = pRootElement->first_node("channel"); pChannelNode; pChannelNode = pChannelNode->next_sibling("channel"))
{
std::string strName;
std::string strId;
if(!GetAttributeValue(pChannelNode, "id", strId))
continue;
GetNodeValue(pChannelNode, "display-name", strName);
if (FindChannel(strId, strName) == NULL)
continue;
PVRIptvEpgChannel epgChannel;
epgChannel.strId = strId;
epgChannel.strName = strName;
// get icon if available
xml_node<> *pIconNode = pChannelNode->first_node("icon");
if (pIconNode == NULL || !GetAttributeValue(pIconNode, "src", epgChannel.strIcon))
epgChannel.strIcon = "";
m_epg.push_back(epgChannel);
}
if (m_epg.size() == 0)
{
XBMC->Log(LOG_ERROR, "EPG channels not found.");
return false;
}
int iMinShiftTime = m_iEPGTimeShift;
int iMaxShiftTime = m_iEPGTimeShift;
if (!m_bTSOverride)
{
iMinShiftTime = SECONDS_IN_DAY;
iMaxShiftTime = -SECONDS_IN_DAY;
std::vector<PVRIptvChannel>::iterator it;
for (it = m_channels.begin(); it < m_channels.end(); ++it)
{
if (it->iTvgShift + m_iEPGTimeShift < iMinShiftTime)
iMinShiftTime = it->iTvgShift + m_iEPGTimeShift;
if (it->iTvgShift + m_iEPGTimeShift > iMaxShiftTime)
iMaxShiftTime = it->iTvgShift + m_iEPGTimeShift;
}
}
PVRIptvEpgChannel *epg = NULL;
for(pChannelNode = pRootElement->first_node("programme"); pChannelNode; pChannelNode = pChannelNode->next_sibling("programme"))
{
std::string strId;
if (!GetAttributeValue(pChannelNode, "channel", strId))
continue;
if (NULL == epg || StringUtils::CompareNoCase(epg->strId, strId) != 0)
{
if ((epg = FindEpg(strId)) == NULL)
continue;
}
std::string strStart, strStop;
if ( !GetAttributeValue(pChannelNode, "start", strStart)
|| !GetAttributeValue(pChannelNode, "stop", strStop))
continue;
int iTmpStart = ParseDateTime(strStart);
int iTmpEnd = ParseDateTime(strStop);
if ( (iTmpEnd + iMaxShiftTime < iStart)
|| (iTmpStart + iMinShiftTime > iEnd))
continue;
PVRIptvEpgEntry entry;
entry.iBroadcastId = ++iBroadCastId;
entry.iChannelId = atoi(strId.c_str());
entry.iGenreType = 0;
entry.iGenreSubType = 0;
entry.strPlotOutline = "";
entry.startTime = iTmpStart;
entry.endTime = iTmpEnd;
GetNodeValue(pChannelNode, "title", entry.strTitle);
GetNodeValue(pChannelNode, "desc", entry.strPlot);
GetNodeValue(pChannelNode, "category", entry.strGenreString);
xml_node<> *pIconNode = pChannelNode->first_node("icon");
if (pIconNode == NULL || !GetAttributeValue(pIconNode, "src", entry.strIconPath))
entry.strIconPath = "";
epg->epg.push_back(entry);
}
xmlDoc.clear();
LoadGenres();
XBMC->Log(LOG_NOTICE, "EPG Loaded.");
if (g_iEPGLogos > 0)
ApplyChannelsLogosFromEPG();
return true;
}
bool PVRIptvData::LoadPlayList(void)
{
if (m_strM3uUrl.empty())
{
XBMC->Log(LOG_NOTICE, "Playlist file path is not configured. Channels not loaded.");
return false;
}
std::string strPlaylistContent;
if (!GetCachedFileContents(M3U_FILE_NAME, m_strM3uUrl, strPlaylistContent, g_bCacheM3U))
{
XBMC->Log(LOG_ERROR, "Unable to load playlist file '%s': file is missing or empty.", m_strM3uUrl.c_str());
return false;
}
std::stringstream stream(strPlaylistContent);
/* load channels */
bool bFirst = true;
int iChannelIndex = 0;
int iUniqueGroupId = 0;
int iChannelNum = g_iStartNumber;
int iEPGTimeShift = 0;
std::vector<int> iCurrentGroupId;
PVRIptvChannel tmpChannel;
tmpChannel.strTvgId = "";
tmpChannel.strChannelName = "";
tmpChannel.strTvgName = "";
tmpChannel.strTvgLogo = "";
tmpChannel.iTvgShift = 0;
std::string strLine;
while(std::getline(stream, strLine))
{
strLine = StringUtils::TrimRight(strLine, " \t\r\n");
strLine = StringUtils::TrimLeft(strLine, " \t");
XBMC->Log(LOG_DEBUG, "Read line: '%s'", strLine.c_str());
if (strLine.empty())
{
continue;
}
if (bFirst)
{
bFirst = false;
if (StringUtils::Left(strLine, 3) == "\xEF\xBB\xBF")
{
strLine.erase(0, 3);
}
if (StringUtils::Left(strLine, (int)strlen(M3U_START_MARKER)) == M3U_START_MARKER)
{
double fTvgShift = atof(ReadMarkerValue(strLine, TVG_INFO_SHIFT_MARKER).c_str());
iEPGTimeShift = (int) (fTvgShift * 3600.0);
continue;
}
else
{
XBMC->Log(LOG_ERROR,
"URL '%s' missing %s descriptor on line 1, attempting to "
"parse it anyway.",
m_strM3uUrl.c_str(), M3U_START_MARKER);
}
}
if (StringUtils::Left(strLine, (int)strlen(M3U_INFO_MARKER)) == M3U_INFO_MARKER)
{
bool bRadio = false;
double fTvgShift = 0;
std::string strChnlNo = "";
std::string strChnlName = "";
std::string strTvgId = "";
std::string strTvgName = "";
std::string strTvgLogo = "";
std::string strTvgShift = "";
std::string strGroupName = "";
std::string strRadio = "";
// parse line
int iColon = (int)strLine.find(':');
int iComma = (int)strLine.rfind(',');
if (iColon >= 0 && iComma >= 0 && iComma > iColon)
{
// parse name
iComma++;
strChnlName = StringUtils::Right(strLine, (int)strLine.size() - iComma);
strChnlName = StringUtils::Trim(strChnlName);
tmpChannel.strChannelName = XBMC->UnknownToUTF8(strChnlName.c_str());
// parse info
std::string strInfoLine = StringUtils::Mid(strLine, ++iColon, --iComma - iColon);
strTvgId = ReadMarkerValue(strInfoLine, TVG_INFO_ID_MARKER);
strTvgName = ReadMarkerValue(strInfoLine, TVG_INFO_NAME_MARKER);
strTvgLogo = ReadMarkerValue(strInfoLine, TVG_INFO_LOGO_MARKER);
strChnlNo = ReadMarkerValue(strInfoLine, TVG_INFO_CHNO_MARKER);
strGroupName = ReadMarkerValue(strInfoLine, GROUP_NAME_MARKER);
strRadio = ReadMarkerValue(strInfoLine, RADIO_MARKER);
strTvgShift = ReadMarkerValue(strInfoLine, TVG_INFO_SHIFT_MARKER);
if (strTvgId.empty())
{
char buff[255];
sprintf(buff, "%d", atoi(strInfoLine.c_str()));
strTvgId.append(buff);
}
if (strTvgLogo.empty())
{
strTvgLogo = strChnlName;
}
if (!strChnlNo.empty())
{
iChannelNum = atoi(strChnlNo.c_str());
}
fTvgShift = atof(strTvgShift.c_str());
bRadio = !StringUtils::CompareNoCase(strRadio, "true");
tmpChannel.strTvgId = strTvgId;
tmpChannel.strTvgName = XBMC->UnknownToUTF8(strTvgName.c_str());
tmpChannel.strTvgLogo = XBMC->UnknownToUTF8(strTvgLogo.c_str());
tmpChannel.iTvgShift = (int)(fTvgShift * 3600.0);
tmpChannel.bRadio = bRadio;
if (strTvgShift.empty())
{
tmpChannel.iTvgShift = iEPGTimeShift;
}
if (!strGroupName.empty())
{
std::stringstream streamGroups(strGroupName);
PVRIptvChannelGroup * pGroup;
iCurrentGroupId.clear();
while(std::getline(streamGroups, strGroupName, ';'))
{
strGroupName = XBMC->UnknownToUTF8(strGroupName.c_str());
if ((pGroup = FindGroup(strGroupName)) == NULL)
{
PVRIptvChannelGroup group;
group.strGroupName = strGroupName;
group.iGroupId = ++iUniqueGroupId;
group.bRadio = bRadio;
m_groups.push_back(group);
iCurrentGroupId.push_back(iUniqueGroupId);
}
else
{
iCurrentGroupId.push_back(pGroup->iGroupId);
}
}
}
}
}
else if (strLine[0] != '#')
{
XBMC->Log(LOG_DEBUG,
"Found URL: '%s' (current channel name: '%s')",
strLine.c_str(), tmpChannel.strChannelName.c_str());
PVRIptvChannel channel;
channel.iUniqueId = GetChannelId(tmpChannel.strChannelName.c_str(), strLine.c_str());
channel.iChannelNumber = iChannelNum;
channel.strTvgId = tmpChannel.strTvgId;
channel.strChannelName = tmpChannel.strChannelName;
channel.strTvgName = tmpChannel.strTvgName;
channel.strTvgLogo = tmpChannel.strTvgLogo;
channel.iTvgShift = tmpChannel.iTvgShift;
channel.bRadio = tmpChannel.bRadio;
channel.strStreamURL = strLine;
channel.iEncryptionSystem = 0;
iChannelNum++;
std::vector<int>::iterator it;
for (auto it = iCurrentGroupId.begin(); it != iCurrentGroupId.end(); ++it)
{
channel.bRadio = m_groups.at(*it - 1).bRadio;
m_groups.at(*it - 1).members.push_back(iChannelIndex);
}
m_channels.push_back(channel);
iChannelIndex++;
tmpChannel.strTvgId = "";
tmpChannel.strChannelName = "";
tmpChannel.strTvgName = "";
tmpChannel.strTvgLogo = "";
tmpChannel.iTvgShift = 0;
tmpChannel.bRadio = false;
}
}
stream.clear();
if (m_channels.size() == 0)
{
XBMC->Log(LOG_ERROR, "Unable to load channels from file '%s': file is corrupted.", m_strM3uUrl.c_str());
return false;
}
ApplyChannelsLogos();
XBMC->Log(LOG_NOTICE, "Loaded %d channels.", m_channels.size());
return true;
}
bool PVRIptvData::LoadGenres(void)
{
std::string data;
// try to load genres from userdata folder
std::string strFilePath = GetUserFilePath(GENRES_MAP_FILENAME);
if (!XBMC->FileExists(strFilePath.c_str(), false))
{
// try to load file from addom folder
strFilePath = GetClientFilePath(GENRES_MAP_FILENAME);
if (!XBMC->FileExists(strFilePath.c_str(), false))
return false;
}
GetFileContents(strFilePath, data);
if (data.empty())
return false;
m_genres.clear();
char* buffer = &(data[0]);
xml_document<> xmlDoc;
try
{
xmlDoc.parse<0>(buffer);
}
catch (parse_error p)
{
return false;
}
xml_node<> *pRootElement = xmlDoc.first_node("genres");
if (!pRootElement)
return false;
for (xml_node<> *pGenreNode = pRootElement->first_node("genre"); pGenreNode; pGenreNode = pGenreNode->next_sibling("genre"))
{
std::string buff;
if (!GetAttributeValue(pGenreNode, "type", buff))
continue;
if (!StringUtils::IsNaturalNumber(buff))
continue;
PVRIptvEpgGenre genre;
genre.strGenre = pGenreNode->value();
genre.iGenreType = atoi(buff.c_str());
genre.iGenreSubType = 0;
if ( GetAttributeValue(pGenreNode, "subtype", buff)
&& StringUtils::IsNaturalNumber(buff))
genre.iGenreSubType = atoi(buff.c_str());
m_genres.push_back(genre);
}
xmlDoc.clear();
return true;
}
int PVRIptvData::GetChannelsAmount(void)
{
return m_channels.size();
}
PVR_ERROR PVRIptvData::GetChannels(ADDON_HANDLE handle, bool bRadio)
{
for (unsigned int iChannelPtr = 0; iChannelPtr < m_channels.size(); iChannelPtr++)
{
PVRIptvChannel &channel = m_channels.at(iChannelPtr);
if (channel.bRadio == bRadio)
{
PVR_CHANNEL xbmcChannel;
memset(&xbmcChannel, 0, sizeof(PVR_CHANNEL));
xbmcChannel.iUniqueId = channel.iUniqueId;
xbmcChannel.bIsRadio = channel.bRadio;
xbmcChannel.iChannelNumber = channel.iChannelNumber;
strncpy(xbmcChannel.strChannelName, channel.strChannelName.c_str(), sizeof(xbmcChannel.strChannelName) - 1);
xbmcChannel.iEncryptionSystem = channel.iEncryptionSystem;
strncpy(xbmcChannel.strIconPath, channel.strLogoPath.c_str(), sizeof(xbmcChannel.strIconPath) - 1);
xbmcChannel.bIsHidden = false;
PVR->TransferChannelEntry(handle, &xbmcChannel);
}
}
return PVR_ERROR_NO_ERROR;
}
bool PVRIptvData::GetChannel(const PVR_CHANNEL &channel, PVRIptvChannel &myChannel)
{
for (unsigned int iChannelPtr = 0; iChannelPtr < m_channels.size(); iChannelPtr++)
{
PVRIptvChannel &thisChannel = m_channels.at(iChannelPtr);
if (thisChannel.iUniqueId == (int) channel.iUniqueId)
{
myChannel.iUniqueId = thisChannel.iUniqueId;
myChannel.bRadio = thisChannel.bRadio;
myChannel.iChannelNumber = thisChannel.iChannelNumber;
myChannel.iEncryptionSystem = thisChannel.iEncryptionSystem;
myChannel.strChannelName = thisChannel.strChannelName;
myChannel.strLogoPath = thisChannel.strLogoPath;
myChannel.strStreamURL = thisChannel.strStreamURL;
return true;
}
}
return false;
}
int PVRIptvData::GetChannelGroupsAmount(void)
{
return m_groups.size();
}
PVR_ERROR PVRIptvData::GetChannelGroups(ADDON_HANDLE handle, bool bRadio)
{
std::vector<PVRIptvChannelGroup>::iterator it;
for (it = m_groups.begin(); it != m_groups.end(); ++it)
{
if (it->bRadio == bRadio)
{
PVR_CHANNEL_GROUP xbmcGroup;
memset(&xbmcGroup, 0, sizeof(PVR_CHANNEL_GROUP));
xbmcGroup.iPosition = 0; /* not supported */
xbmcGroup.bIsRadio = bRadio; /* is radio group */
strncpy(xbmcGroup.strGroupName, it->strGroupName.c_str(), sizeof(xbmcGroup.strGroupName) - 1);
PVR->TransferChannelGroup(handle, &xbmcGroup);
}
}
return PVR_ERROR_NO_ERROR;
}
PVR_ERROR PVRIptvData::GetChannelGroupMembers(ADDON_HANDLE handle, const PVR_CHANNEL_GROUP &group)
{
PVRIptvChannelGroup *myGroup;
if ((myGroup = FindGroup(group.strGroupName)) != NULL)
{
std::vector<int>::iterator it;
for (it = myGroup->members.begin(); it != myGroup->members.end(); ++it)
{
if ((*it) < 0 || (*it) >= (int)m_channels.size())
continue;
PVRIptvChannel &channel = m_channels.at(*it);
PVR_CHANNEL_GROUP_MEMBER xbmcGroupMember;
memset(&xbmcGroupMember, 0, sizeof(PVR_CHANNEL_GROUP_MEMBER));
strncpy(xbmcGroupMember.strGroupName, group.strGroupName, sizeof(xbmcGroupMember.strGroupName) - 1);
xbmcGroupMember.iChannelUniqueId = channel.iUniqueId;
xbmcGroupMember.iChannelNumber = channel.iChannelNumber;
PVR->TransferChannelGroupMember(handle, &xbmcGroupMember);
}
}
return PVR_ERROR_NO_ERROR;
}
PVR_ERROR PVRIptvData::GetEPGForChannel(ADDON_HANDLE handle, const PVR_CHANNEL &channel, time_t iStart, time_t iEnd)
{
std::vector<PVRIptvChannel>::iterator myChannel;
for (myChannel = m_channels.begin(); myChannel < m_channels.end(); ++myChannel)
{
if (myChannel->iUniqueId != (int) channel.iUniqueId)
continue;
if (iStart > m_iLastStart || iEnd > m_iLastEnd)
{
// reload EPG for new time interval only
LoadEPG(iStart, iEnd);
{
// doesn't matter is epg loaded or not we shouldn't try to load it for same interval
m_iLastStart = iStart;
m_iLastEnd = iEnd;
}
}
PVRIptvEpgChannel *epg;
if ((epg = FindEpgForChannel(*myChannel)) == NULL || epg->epg.size() == 0)
return PVR_ERROR_NO_ERROR;
int iShift = m_bTSOverride ? m_iEPGTimeShift : myChannel->iTvgShift + m_iEPGTimeShift;
std::vector<PVRIptvEpgEntry>::iterator myTag;
for (myTag = epg->epg.begin(); myTag < epg->epg.end(); ++myTag)
{
if ((myTag->endTime + iShift) < iStart)
continue;
int iGenreType, iGenreSubType;
EPG_TAG tag;
memset(&tag, 0, sizeof(EPG_TAG));
tag.iUniqueBroadcastId = myTag->iBroadcastId;
tag.strTitle = myTag->strTitle.c_str();
tag.iUniqueChannelId = channel.iUniqueId;
tag.startTime = myTag->startTime + iShift;
tag.endTime = myTag->endTime + iShift;
tag.strPlotOutline = myTag->strPlotOutline.c_str();
tag.strPlot = myTag->strPlot.c_str();
tag.strOriginalTitle = NULL; /* not supported */
tag.strCast = NULL; /* not supported */
tag.strDirector = NULL; /* not supported */
tag.strWriter = NULL; /* not supported */
tag.iYear = 0; /* not supported */
tag.strIMDBNumber = NULL; /* not supported */
tag.strIconPath = myTag->strIconPath.c_str();
if (FindEpgGenre(myTag->strGenreString, iGenreType, iGenreSubType))
{
tag.iGenreType = iGenreType;
tag.iGenreSubType = iGenreSubType;
tag.strGenreDescription = NULL;
}
else
{
tag.iGenreType = EPG_GENRE_USE_STRING;
tag.iGenreSubType = 0; /* not supported */
tag.strGenreDescription = myTag->strGenreString.c_str();
}
tag.iParentalRating = 0; /* not supported */
tag.iStarRating = 0; /* not supported */
tag.bNotify = false; /* not supported */
tag.iSeriesNumber = 0; /* not supported */
tag.iEpisodeNumber = 0; /* not supported */
tag.iEpisodePartNumber = 0; /* not supported */
tag.strEpisodeName = NULL; /* not supported */
tag.iFlags = EPG_TAG_FLAG_UNDEFINED;
PVR->TransferEpgEntry(handle, &tag);
if ((myTag->startTime + iShift) > iEnd)
break;
}
return PVR_ERROR_NO_ERROR;
}
return PVR_ERROR_NO_ERROR;
}
int PVRIptvData::GetFileContents(std::string& url, std::string &strContent)
{
strContent.clear();
void* fileHandle = XBMC->OpenFile(url.c_str(), 0);
if (fileHandle)
{
char buffer[1024];
while (int bytesRead = XBMC->ReadFile(fileHandle, buffer, 1024))
strContent.append(buffer, bytesRead);
XBMC->CloseFile(fileHandle);
}
return strContent.length();
}
int PVRIptvData::ParseDateTime(std::string& strDate, bool iDateFormat)
{
struct tm timeinfo;
memset(&timeinfo, 0, sizeof(tm));
char sign = '+';
int hours = 0;
int minutes = 0;
if (iDateFormat)
sscanf(strDate.c_str(), "%04d%02d%02d%02d%02d%02d %c%02d%02d", &timeinfo.tm_year, &timeinfo.tm_mon, &timeinfo.tm_mday, &timeinfo.tm_hour, &timeinfo.tm_min, &timeinfo.tm_sec, &sign, &hours, &minutes);
else
sscanf(strDate.c_str(), "%02d.%02d.%04d%02d:%02d:%02d", &timeinfo.tm_mday, &timeinfo.tm_mon, &timeinfo.tm_year, &timeinfo.tm_hour, &timeinfo.tm_min, &timeinfo.tm_sec);
timeinfo.tm_mon -= 1;
timeinfo.tm_year -= 1900;
timeinfo.tm_isdst = -1;
std::time_t current_time;
std::time(¤t_time);
long offset = 0;
#ifndef TARGET_WINDOWS
offset = -std::localtime(¤t_time)->tm_gmtoff;
#else
_get_timezone(&offset);
#endif // TARGET_WINDOWS
long offset_of_date = (hours * 60 * 60) + (minutes * 60);
if (sign == '-')
{
offset_of_date = -offset_of_date;
}
return mktime(&timeinfo) - offset_of_date - offset;
}
PVRIptvChannel * PVRIptvData::FindChannel(const std::string &strId, const std::string &strName)
{
std::string strTvgName = strName;
StringUtils::Replace(strTvgName, ' ', '_');
std::vector<PVRIptvChannel>::iterator it;
for(it = m_channels.begin(); it < m_channels.end(); ++it)
{
if (it->strTvgId == strId)
return &*it;
if (strTvgName == "")
continue;
if (it->strTvgName == strTvgName)
return &*it;
if (it->strChannelName == strName)
return &*it;
}
return NULL;
}
PVRIptvChannelGroup * PVRIptvData::FindGroup(const std::string &strName)
{
std::vector<PVRIptvChannelGroup>::iterator it;
for(it = m_groups.begin(); it < m_groups.end(); ++it)
{
if (it->strGroupName == strName)
return &*it;
}
return NULL;
}
PVRIptvEpgChannel * PVRIptvData::FindEpg(const std::string &strId)
{
std::vector<PVRIptvEpgChannel>::iterator it;
for(it = m_epg.begin(); it < m_epg.end(); ++it)
{
if (StringUtils::CompareNoCase(it->strId, strId) == 0)
return &*it;
}
return NULL;
}
PVRIptvEpgChannel * PVRIptvData::FindEpgForChannel(PVRIptvChannel &channel)
{
std::vector<PVRIptvEpgChannel>::iterator it;
for(it = m_epg.begin(); it < m_epg.end(); ++it)
{
if (it->strId == channel.strTvgId)
return &*it;
std::string strName = it->strName;
StringUtils::Replace(strName, ' ', '_');
if (strName == channel.strTvgName
|| it->strName == channel.strTvgName)
return &*it;
if (it->strName == channel.strChannelName)
return &*it;
}
return NULL;
}
bool PVRIptvData::FindEpgGenre(const std::string& strGenre, int& iType, int& iSubType)
{
if (m_genres.empty())
return false;
std::vector<PVRIptvEpgGenre>::iterator it;
for (it = m_genres.begin(); it != m_genres.end(); ++it)
{
if (StringUtils::CompareNoCase(it->strGenre, strGenre) == 0)
{
iType = it->iGenreType;
iSubType = it->iGenreSubType;
return true;
}
}
return false;
}
/*
* This method uses zlib to decompress a gzipped file in memory.
* Author: Andrew Lim Chong Liang
* http://windrealm.org
*/
bool PVRIptvData::GzipInflate( const std::string& compressedBytes, std::string& uncompressedBytes ) {
#define HANDLE_CALL_ZLIB(status) { \
if(status != Z_OK) { \
free(uncomp); \
return false; \
} \
}
if ( compressedBytes.size() == 0 )
{
uncompressedBytes = compressedBytes ;
return true ;
}
uncompressedBytes.clear() ;
unsigned full_length = compressedBytes.size() ;
unsigned half_length = compressedBytes.size() / 2;
unsigned uncompLength = full_length ;
char* uncomp = (char*) calloc( sizeof(char), uncompLength );
z_stream strm;
strm.next_in = (Bytef *) compressedBytes.c_str();
strm.avail_in = compressedBytes.size() ;
strm.total_out = 0;
strm.zalloc = Z_NULL;
strm.zfree = Z_NULL;
bool done = false ;
HANDLE_CALL_ZLIB(inflateInit2(&strm, (16+MAX_WBITS)));
while (!done)
{
// If our output buffer is too small
if (strm.total_out >= uncompLength )
{
// Increase size of output buffer
uncomp = (char *) realloc(uncomp, uncompLength + half_length);
if (uncomp == NULL)
return false;
uncompLength += half_length ;
}
strm.next_out = (Bytef *) (uncomp + strm.total_out);
strm.avail_out = uncompLength - strm.total_out;
// Inflate another chunk.
int err = inflate (&strm, Z_SYNC_FLUSH);
if (err == Z_STREAM_END)
done = true;
else if (err != Z_OK)
{
break;
}
}
HANDLE_CALL_ZLIB(inflateEnd (&strm));
for ( size_t i=0; i<strm.total_out; ++i )
{
uncompressedBytes += uncomp[ i ];
}
free( uncomp );
return true ;
}
int PVRIptvData::GetCachedFileContents(const std::string &strCachedName, const std::string &filePath,
std::string &strContents, const bool bUseCache /* false */)
{
bool bNeedReload = false;
std::string strCachedPath = GetUserFilePath(strCachedName);
std::string strFilePath = filePath;
// check cached file is exists
if (bUseCache && XBMC->FileExists(strCachedPath.c_str(), false))
{
struct __stat64 statCached;
struct __stat64 statOrig;
XBMC->StatFile(strCachedPath.c_str(), &statCached);
XBMC->StatFile(strFilePath.c_str(), &statOrig);
bNeedReload = statCached.st_mtime < statOrig.st_mtime || statOrig.st_mtime == 0;
}
else
bNeedReload = true;
if (bNeedReload)
{
GetFileContents(strFilePath, strContents);
// write to cache
if (bUseCache && strContents.length() > 0)