internal SearchContext(IEnumerable <Service> services, ContextSettings settings)
{
Services = services;
Settings = settings;
_activeContext = new Lazy <IBrowsingContext>(() => BuildContext(settings));
#if DEBUG
DebugEnforceMaximumResults = true;
#endif
}
internal SearchContext(IEnumerable <object> services, ContextSettings settings)
{
Services = services;
Settings = settings;
_browsing = new Lazy <IBrowsingContext>(
() => BuildBrowsingContext(settings.Timeout, () => BuildHttpClient(settings.Timeout)));
_fetching = new Lazy <IFetchingContext>(
() => new FetchingContext(BuildHttpClient(settings.Timeout, new HttpClient())));
#if DEBUG
EnforceMaximumResults = true;
#endif
}
static IBrowsingContext BuildContext(ContextSettings settings)
{
if (settings.Timeout.HasValue)
{
var client = new HttpClient();
client.Timeout = settings.Timeout.Value;
var requester = new HttpClientRequester();
return(BrowsingContext.New(
Configuration.Default
.WithRequester(requester)
.WithDefaultLoader()));
}
return(BrowsingContext.New(Configuration.Default.WithDefaultLoader()));
}
/// <summary>Configures a search context with a <c>ContextSettings</c> instance. If <c>merge</c>
/// is <c>true</c> the settings instance is merged to the actul one.</summary>
public static SearchContext WithConfiguration(this SearchContext context,
ContextSettings settings, bool merge = false)
{
Guard.AgainstNull(nameof(context), context);
if (merge)
{
var merged = context.Settings;
if (settings.MaximumResults != default(int?))
{
merged.MaximumResults = settings.MaximumResults;
}
if (settings.Timeout != default(TimeSpan))
{
merged.Timeout = settings.Timeout;
}
if (settings.EnableRaisingEvents != default(bool))
{
merged.EnableRaisingEvents = settings.EnableRaisingEvents;
}
return(new SearchContext(context.Services, merged));
}
return(new SearchContext(context.Services, settings));
}
public SearchContext(ContextSettings settings)
: this(Enumerable.Empty <object>(), settings)
{
}
public SearchContext(ContextSettings settings) : this(Enumerable.Empty <Service>(), settings)
{
}
/// <summary>
/// Configure a search context with a <see cref="ContextSettings"/> instance.
/// </summary>
/// <param name="context">The search context to alter.</param>
/// <param name="settings">The settings to configure in the search context.</param>
/// <returns>A <see cref="SearchContext"/> instance with new configuration settings.</returns>
public static SearchContext WithConfiguration(this SearchContext context,
ContextSettings settings)
{
return(new SearchContext(context.Services, settings));
}
