Added: Ntfy provider for notifications

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Chris 2022-09-23 02:46:26 +10:00 committed by GitHub
parent 51eeb4ee0f
commit f6e6bc98f7
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using System.Collections.Generic;
using FluentValidation.Results;
using NzbDrone.Common.Extensions;
namespace NzbDrone.Core.Notifications.Ntfy
{
public class Ntfy : NotificationBase<NtfySettings>
{
private readonly INtfyProxy _proxy;
public Ntfy(INtfyProxy proxy)
{
_proxy = proxy;
}
public override string Name => "ntfy.sh";
public override string Link => "https://ntfy.sh/";
public override void OnGrab(GrabMessage grabMessage)
{
_proxy.SendNotification(EPISODE_GRABBED_TITLE_BRANDED, grabMessage.Message, Settings);
}
public override void OnDownload(DownloadMessage message)
{
_proxy.SendNotification(EPISODE_DOWNLOADED_TITLE_BRANDED, message.Message, Settings);
}
public override void OnEpisodeFileDelete(EpisodeDeleteMessage deleteMessage)
{
_proxy.SendNotification(EPISODE_DELETED_TITLE, deleteMessage.Message, Settings);
}
public override void OnSeriesDelete(SeriesDeleteMessage deleteMessage)
{
_proxy.SendNotification(SERIES_DELETED_TITLE, deleteMessage.Message, Settings);
}
public override void OnHealthIssue(HealthCheck.HealthCheck healthCheck)
{
_proxy.SendNotification(HEALTH_ISSUE_TITLE_BRANDED, healthCheck.Message, Settings);
}
public override void OnApplicationUpdate(ApplicationUpdateMessage updateMessage)
{
_proxy.SendNotification(APPLICATION_UPDATE_TITLE_BRANDED, updateMessage.Message, Settings);
}
public override ValidationResult Test()
{
var failures = new List<ValidationFailure>();
failures.AddIfNotNull(_proxy.Test(Settings));
return new ValidationResult(failures);
}
}
}

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using System;
using NzbDrone.Common.Exceptions;
namespace NzbDrone.Core.Notifications.Ntfy
{
public class NtfyException : NzbDroneException
{
public NtfyException(string message)
: base(message)
{
}
public NtfyException(string message, Exception innerException, params object[] args)
: base(message, innerException, args)
{
}
}
}

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namespace NzbDrone.Core.Notifications.Ntfy
{
public enum NtfyPriority
{
Min = 1,
Low = 2,
Default = 3,
High = 4,
Max = 5
}
}

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using System;
using System.Linq;
using System.Net;
using FluentValidation.Results;
using NLog;
using NzbDrone.Common.Extensions;
using NzbDrone.Common.Http;
namespace NzbDrone.Core.Notifications.Ntfy
{
public interface INtfyProxy
{
void SendNotification(string title, string message, NtfySettings settings);
ValidationFailure Test(NtfySettings settings);
}
public class NtfyProxy : INtfyProxy
{
private const string DEFAULT_PUSH_URL = "https://ntfy.sh";
private readonly IHttpClient _httpClient;
private readonly Logger _logger;
public NtfyProxy(IHttpClient httpClient, Logger logger)
{
_httpClient = httpClient;
_logger = logger;
}
public void SendNotification(string title, string message, NtfySettings settings)
{
var error = false;
var serverUrl = settings.ServerUrl.IsNullOrWhiteSpace() ? NtfyProxy.DEFAULT_PUSH_URL : settings.ServerUrl;
foreach (var topic in settings.Topics)
{
var request = BuildTopicRequest(serverUrl, topic);
try
{
SendNotification(title, message, request, settings);
}
catch (NtfyException ex)
{
_logger.Error(ex, "Unable to send test message to {0}", topic);
error = true;
}
}
if (error)
{
throw new NtfyException("Unable to send Ntfy notifications to all topics");
}
}
private HttpRequestBuilder BuildTopicRequest(string serverUrl, string topic)
{
var trimServerUrl = serverUrl.TrimEnd('/');
var requestBuilder = new HttpRequestBuilder($"{trimServerUrl}/{topic}").Post();
return requestBuilder;
}
public ValidationFailure Test(NtfySettings settings)
{
try
{
const string title = "Radarr - Test Notification";
const string body = "This is a test message from Radarr";
SendNotification(title, body, settings);
}
catch (HttpException ex)
{
if (ex.Response.StatusCode == HttpStatusCode.Unauthorized || ex.Response.StatusCode == HttpStatusCode.Forbidden)
{
_logger.Error(ex, "Authorization is required");
return new ValidationFailure("UserName", "Authorization is required");
}
_logger.Error(ex, "Unable to send test message");
return new ValidationFailure("ServerUrl", "Unable to send test message");
}
catch (Exception ex)
{
_logger.Error(ex, "Unable to send test message");
return new ValidationFailure("", "Unable to send test message");
}
return null;
}
private void SendNotification(string title, string message, HttpRequestBuilder requestBuilder, NtfySettings settings)
{
try
{
requestBuilder.Headers.Add("X-Title", title);
requestBuilder.Headers.Add("X-Message", message);
requestBuilder.Headers.Add("X-Priority", settings.Priority.ToString());
if (settings.Tags.Any())
{
requestBuilder.Headers.Add("X-Tags", settings.Tags.Join(","));
}
if (!settings.ClickUrl.IsNullOrWhiteSpace())
{
requestBuilder.Headers.Add("X-Click", settings.ClickUrl);
}
var request = requestBuilder.Build();
if (!settings.UserName.IsNullOrWhiteSpace() && !settings.Password.IsNullOrWhiteSpace())
{
request.Credentials = new BasicNetworkCredential(settings.UserName, settings.Password);
}
_httpClient.Execute(request);
}
catch (HttpException ex)
{
if (ex.Response.StatusCode == HttpStatusCode.Unauthorized || ex.Response.StatusCode == HttpStatusCode.Forbidden)
{
_logger.Error(ex, "Authorization is required");
throw;
}
throw new NtfyException("Unable to send text message: {0}", ex, ex.Message);
}
}
}
}

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using System;
using System.Collections.Generic;
using FluentValidation;
using NzbDrone.Common.Extensions;
using NzbDrone.Core.Annotations;
using NzbDrone.Core.ThingiProvider;
using NzbDrone.Core.Validation;
namespace NzbDrone.Core.Notifications.Ntfy
{
public class NtfySettingsValidator : AbstractValidator<NtfySettings>
{
public NtfySettingsValidator()
{
RuleFor(c => c.Topics).NotEmpty();
RuleFor(c => c.Priority).InclusiveBetween(1, 5);
RuleFor(c => c.ServerUrl).IsValidUrl().When(c => !c.ServerUrl.IsNullOrWhiteSpace());
RuleFor(c => c.ClickUrl).IsValidUrl().When(c => !c.ClickUrl.IsNullOrWhiteSpace());
RuleFor(c => c.UserName).NotEmpty().When(c => !c.Password.IsNullOrWhiteSpace());
RuleFor(c => c.Password).NotEmpty().When(c => !c.UserName.IsNullOrWhiteSpace());
RuleForEach(c => c.Topics).NotEmpty().Matches("[a-zA-Z0-9_-]+").Must(c => !InvalidTopics.Contains(c)).WithMessage("Invalid topic");
}
private static List<string> InvalidTopics => new List<string> { "announcements", "app", "docs", "settings", "stats", "mytopic-rw", "mytopic-ro", "mytopic-wo" };
}
public class NtfySettings : IProviderConfig
{
private static readonly NtfySettingsValidator Validator = new NtfySettingsValidator();
public NtfySettings()
{
Topics = Array.Empty<string>();
Priority = 3;
}
[FieldDefinition(0, Label = "Server Url", Type = FieldType.Url, HelpLink = "https://ntfy.sh/docs/install/", HelpText = "Leave blank to use public server (https://ntfy.sh)")]
public string ServerUrl { get; set; }
[FieldDefinition(1, Label = "User Name", HelpText = "Optional Authorization", Privacy = PrivacyLevel.UserName)]
public string UserName { get; set; }
[FieldDefinition(2, Label = "Password", Type = FieldType.Password, HelpText = "Optional Password", Privacy = PrivacyLevel.Password)]
public string Password { get; set; }
[FieldDefinition(3, Label = "Priority", Type = FieldType.Select, SelectOptions = typeof(NtfyPriority))]
public int Priority { get; set; }
[FieldDefinition(4, Label = "Topics", HelpText = "List of Topics to send notifications to", Type = FieldType.Tag)]
public IEnumerable<string> Topics { get; set; }
[FieldDefinition(5, Label = "Ntfy Tags and Emojis", Type = FieldType.Tag, HelpText = "Optional list of tags or emojis to use", HelpLink = "https://ntfy.sh/docs/emojis/")]
public IEnumerable<string> Tags { get; set; }
[FieldDefinition(6, Label = "Click Url", Type = FieldType.Url, HelpText = "Optional link when user clicks notification")]
public string ClickUrl { get; set; }
public NzbDroneValidationResult Validate()
{
return new NzbDroneValidationResult(Validator.Validate(this));
}
}
}