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/*
* mediaManager.cpp
*
* Created on: 01.09.2012
* Author: savop
*/
#include "../include/plugin.h"
#include "../include/media/mediaManager.h"
#include "../include/server.h"
#include <upnp/upnp.h>
#include <sstream>
#include <tntdb/statement.h>
#include <tntdb/result.h>
namespace upnp {
cMediaManager::cMediaManager()
: mSystemUpdateID(0)
, mDatabaseFile("metadata.db")
{
}
cMediaManager::~cMediaManager(){
}
uint32_t cMediaManager::GetSystemUpdateID() const {
return mSystemUpdateID;
}
IdList cMediaManager::GetContainerUpdateIDs(bool unevented){
IdList list = mEventedContainerUpdateIDs;
if(!unevented)
mEventedContainerUpdateIDs.clear();
return list;
}
void cMediaManager::OnContainerUpdate(string containerID, long updateID){
++mSystemUpdateID;
mEventedContainerUpdateIDs[containerID] = updateID;
}
StringList cMediaManager::GetSearchCapabilities() const {
StringList list;
list.push_back("dc:title");
list.push_back("dc:creator");
list.push_back("dc:description");
list.push_back("upnp:longDescription");
list.push_back("res@protocolInfo");
list.push_back("upnp:class");
list.push_back("dc:date");
list.push_back("dc:language");
return list;
}
StringList cMediaManager::GetSortCapabilities() const {
StringList list;
list.push_back("dc:title");
list.push_back("dc:creator");
list.push_back("dc:description");
list.push_back("upnp:longDescription");
list.push_back("res@protocolInfo");
list.push_back("upnp:class");
list.push_back("dc:date");
list.push_back("dc:language");
return list;
}
StringList cMediaManager::GetSupportedProtocolInfos() const {
tntdb::Connection conn = mConnection;
tntdb::Statement stmt = conn.prepare(
"SELECT DISTINCT protocolInfo FROM resources;"
);
StringList list;
for(tntdb::Statement::const_iterator it = stmt.begin(); it != stmt.end(); ++it){
tntdb::Row row = (*it);
list.push_back(row.getString("protocolInfo"));
}
return list;
}
int cMediaManager::Browse(BrowseRequest& request){
request.numberReturned = 0;
request.totalMatches = 0;
request.updateID = 0;
return UPNP_E_SUCCESS;
}
int cMediaManager::Search(SearchRequest& request){
request.numberReturned = 0;
request.totalMatches = 0;
request.updateID = 0;
return UPNP_E_SUCCESS;
}
cMediaManager::BrowseFlag cMediaManager::ToBrowseFlag(std::string browseFlag) {
if (browseFlag.compare("BrowseMetadata") == 0)
return CD_BROWSE_METADATA;
else if (browseFlag.compare("BrowseDirectChildren") == 0)
return CD_BROWSE_DIRECT_CHILDREN;
else
return NumBrowseFlags;
}
bool cMediaManager::Initialise(){
try {
stringstream ss;
ss << "sqlite:" << mDatabaseFile;
mConnection = tntdb::connect(ss.str());
dsyslog("UPNP\tPreparing database structure...");
if(CheckIntegrity()) return true;
mConnection.beginTransaction();
tntdb::Statement objectTable = mConnection.prepare(
"CREATE TABLE metadata"
"("
" objectID TEXT PRIMARY KEY,"
" parentID TEXT NOT NULL,"
" title TEXT NOT NULL,"
" class TEXT NOT NULL,"
" restricted INTEGER NOT NULL,"
" description TEXT,"
" ldescription TEXT,"
" date TEXT,"
" language TEXT,"
" channelNr INTEGER,"
" channelName TEXT,"
" scheduledStart TEXT,"
" scheduledEnd TEXT"
")");
objectTable.execute();
tntdb::Statement detailsTable = mConnection.prepare(
"CREATE TABLE details"
"("
" propertyID INTEGER PRIMARY KEY,"
" objectID TEXT REFERENCES metadata (objectID) ON DELETE CASCADE ON UPDATE CASCADE,"
" property TEXT,"
" value TEXT"
")");
detailsTable.execute();
tntdb::Statement resourcesTable = mConnection.prepare(
"CREATE TABLE resources"
"("
" resourceID INTEGER PRIMARY KEY,"
" objectID TEXT REFERENCES metadata (objectID) ON DELETE CASCADE ON UPDATE CASCADE,"
" resourceUri TEXT NOT NULL,"
" protocolInfo TEXT NOT NULL,"
" size INTEGER,"
" duration TEXT,"
" resolution TEXT,"
" bitrate INTEGER,"
" sampleFreq INTEGER,"
" bitsPerSample INTEGER,"
" nrAudioChannels INTEGER,"
" colorDepth INTEGER"
")");
resourcesTable.execute();
tntdb::Statement rootContainer = mConnection.prepare(
"INSERT INTO metadata (objectID, parentID, title, class, restricted, description)"
" VALUES (:objectID, :parentID, :title, :class, :restricted, :description)"
);
rootContainer.setString("objectID", "0")
.setString("parentID", "-1")
.setString("title", cMediaServer::GetInstance()->GetServerDescription().friendlyName)
.setString("class", "object.container")
.setBool("restricted", true)
.setString("description", cMediaServer::GetInstance()->GetServerDescription().modelDescription)
.execute();
mConnection.commitTransaction();
return true;
} catch (const std::exception& e) {
esyslog("UPnP\tException occurred while initializing database: %s", e.what());
mConnection.rollbackTransaction();
return false;
}
return false;
}
bool cMediaManager::CheckIntegrity(){
tntdb::Statement checkTable = mConnection.prepare(
"SELECT name FROM sqlite_master WHERE type='table' AND name=:table;"
);
if( checkTable.setString("table", "metadata").select().empty() ) return false;
if( checkTable.setString("table", "details").select().empty() ) return false;
if( checkTable.setString("table", "resources").select().empty() ) return false;
tntdb::Statement checkObject = mConnection.prepare(
"SELECT objectID FROM metadata WHERE objectID='0' AND parentID='-1';"
);
if( checkObject.select().size() != 1 ) return false;
return true;
}
void cMediaManager::SetDatabaseFile(string file){
if(file.empty()) mDatabaseFile = "metadata.db";
else mDatabaseFile = file;
}
void cMediaManager::Action(){
}
} // namespace upnp
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