AbstractStationHandler Class Reference

Used to interprete website data as streams. Some methods have to be overridden, to map their functions to their specific database functions. The track list is held in a map, which is accessible through its station name. It can be accessed via the get_tracks() method. More...

#include <AbstractStationHandler.h>

Inheritance diagram for AbstractStationHandler:

Signals
void	sigStopped ()
void	sigError ()
void	sigDataAvailable ()
void	sigUrlCountExceeded (int urlCount, int maxUrlCount)

Public Member Functions
	AbstractStationHandler (PlaylistCreator *playlistCreator, QObject *parent=nullptr)
bool	parseStation (StationPtr station)
	Retrieves data from the station and tries to interprete it via the parse_content() method. More...
bool	save (StationPtr station)
	Saves the station. Calls the add_stream() method. More...
virtual bool	getAllStreams (QList< StationPtr > &streams)=0
	This method should return all stations in database. More...
virtual bool	addNewStream (StationPtr station)=0
	This method should add a new station to database. If the station already exists, there should be a corresponding error handling. More...
virtual StationPtr	createStreamInstance (const QString &name, const QString &url) const =0
virtual bool	deleteStream (const QString &name)=0
	Delete a station from the database. More...
virtual bool	update (const QString &name, StationPtr station)=0
	Update the url of a station. More...
virtual StationPtr	station (const QString &name)=0
void	stop ()
	Clears all station content.

Protected Member Functions
virtual void	createPlaylist (StationPtr station, MetaDataList &tracks)

Detailed Description

Used to interprete website data as streams. Some methods have to be overridden, to map their functions to their specific database functions. The track list is held in a map, which is accessible through its station name. It can be accessed via the get_tracks() method.

Member Function Documentation

addNewStream()

virtual bool AbstractStationHandler::addNewStream ( StationPtr  station )

pure virtual

This method should add a new station to database. If the station already exists, there should be a corresponding error handling.

Parameters

station_name	station name
url	url

Returns

true if successful, false else

Implemented in PodcastHandler, and StreamHandler.

deleteStream()

virtual bool AbstractStationHandler::deleteStream ( const QString &  name )

pure virtual

Delete a station from the database.

Parameters

station_name

the station to be deleted

Returns

true if successful, false else

Implemented in PodcastHandler, and StreamHandler.

getAllStreams()

virtual bool AbstractStationHandler::getAllStreams ( QList< StationPtr > &  streams )

pure virtual

This method should return all stations in database.

Parameters

streams

target StreamMap

Returns

true if successful, false else

Implemented in PodcastHandler, and StreamHandler.

parseStation()

bool AbstractStationHandler::parseStation

(

StationPtr

station

)

Retrieves data from the station and tries to interprete it via the parse_content() method.

Parameters

url	url to retrieve the data from
station_name	the station name

Returns

true, if no other station is parsed atm, false else

save()

bool AbstractStationHandler::save

(

StationPtr

station

)

Saves the station. Calls the add_stream() method.

Parameters

station_name	The station name.
url	the station url.

update()

virtual bool AbstractStationHandler::update ( const QString &  name, StationPtr  station  )

pure virtual

Update the url of a station.

Parameters

station_name	the station to be updated
url	the new url

Returns

true if successful, false else

Implemented in PodcastHandler, and StreamHandler.