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using System;
using System.Collections.Generic;
using Zeitgeist.Client;
using NDesk.DBus;
using Zeitgeist.Datamodel;
namespace Zeitgeist
{
/// <summary>
/// The Zeitgeist engine maintains a publicly available list of recognized data-sources
/// (components inserting information into Zeitgeist). An option to disable such data-providers is also provided.
/// </summary>
public class DataSourceClient
{
/// <summary>
/// Get the list of known data-sources.
/// </summary>
/// <returns>
/// A list of DataSource <see cref="List<DataSource>"/>
/// </returns>
public static List<DataSource> GetDataSources()
{
// Get the DBus interface for DataSource
IDataSource srcInterface = ZsUtils.GetDBusObject<IDataSource>(objectPath);
RawDataSource[] srcs = srcInterface.GetDataSources();
List<DataSource> srcList = new List<DataSource>();
foreach(RawDataSource src in srcs)
{
DataSource et = DataSource.FromRaw(src);
srcList.Add(et);
}
return srcList;
}
/// <summary>
/// Register a data-source as currently running.
/// If the data-source was already in the database, its metadata (name, description and event_templates) are updated.
/// </summary>
/// <param name="uniqueId">
/// The uniqueId DataSource <see cref="System.String"/>
/// </param>
/// <param name="name">
/// The name of the DataSource <see cref="System.String"/>
/// </param>
/// <param name="description">
/// Description of DataSource <see cref="System.String"/>
/// </param>
/// <param name="events">
/// A list of Event templates <see cref="List<Event>"/>
/// </param>
/// <returns>
/// true is successful, false otherwise <see cref="System.Boolean"/>
/// </returns>
public static bool RegisterDataSources(string uniqueId, string name, string description, List<Event> events)
{
// Get the DBus interface for DataSource
IDataSource srcInterface = ZsUtils.GetDBusObject<IDataSource>(objectPath);
List<RawEvent> rawEventList = new List<RawEvent>();
foreach(Event src in events)
{
RawEvent evnt = src.GetRawEvent();
rawEventList.Add(evnt);
}
return srcInterface.RegisterDataSources(uniqueId, name, description, rawEventList.ToArray());
}
/// <summary>
/// Enables/Disables the DataSource identified by a uniqueId
/// </summary>
/// <param name="uniqueId">
/// The uniqueId of the DataSource <see cref="System.String"/>
/// </param>
/// <param name="enabled">
/// Is the DataSource to be enabled(true) or disabled(false) <see cref="System.Boolean"/>
/// </param>
void SetDataSourceEnabled(string uniqueId, bool enabled)
{
// Get the DBus interface for DataSource
IDataSource srcInterface = ZsUtils.GetDBusObject<IDataSource>(objectPath);
srcInterface.SetDataSourceEnabled(uniqueId, enabled);
}
private static string objectPath = "/org/gnome/zeitgeist/log/activity";
}
}
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