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Adam R Grey 2023-12-04 21:58:05 -05:00
parent 0ee2bf90f5
commit f9d18c5baf
2 changed files with 64 additions and 15 deletions
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10
Configuration.cs Normal file
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namespace podcast_agent
{
using System.Xml.Linq;
public class Configuration
{
public string OutputDir { get; set; } = "../";
public string UserAgent { get; set; } = "secret-chinese-spy-drone/0.1";
public List<string> PodcastUrls { get; set; }
}
}

69
Program.cs
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namespace podcast_agent namespace podcast_agent
{ {
using System.Xml.Linq; using System.Xml.Linq;
using Newtonsoft.Json;
class Program class Program
{ {
static async Task Main(string[] args) static async Task Main(string[] args)
{ {
var conf = Configure();
var downloader = new HttpClient(); var downloader = new HttpClient();
downloader.DefaultRequestHeaders.UserAgent.ParseAdd("wget-is-not-a-crime"); downloader.DefaultRequestHeaders.UserAgent.ParseAdd(conf.UserAgent);
var xml = XDocument.Load("https://feeds.npr.org/500005/podcast.xml");
XNamespace ns = "http://www.itunes.com/dtds/podcast-1.0.dtd"; XNamespace ns = "http://www.itunes.com/dtds/podcast-1.0.dtd";
foreach (var item in xml.Descendants("item")) foreach (var feed in conf.PodcastUrls)
{ {
var title = item.Element("title")?.Value; try
var ext=".wav";
var attachmentLink = item.Element("enclosure")?.Attribute("url")?.Value.ToString();
var probableFilename = attachmentLink.Substring(0, attachmentLink.IndexOf('?'));
if(probableFilename.LastIndexOf('.') > 0)
{ {
ext = probableFilename.Substring(probableFilename.LastIndexOf('.')); var xml = XDocument.Load(feed);
}
Console.WriteLine($"{title}, {attachmentLink}"); foreach (var item in xml.Descendants("item"))
var downloadPath = title + ext; {
var dlResult = (await downloader.GetAsync(attachmentLink)); var title = item.Element("title")?.Value;
File.WriteAllBytes(downloadPath, await dlResult.Content.ReadAsByteArrayAsync()); var ext = ".wav";
var attachmentLink = item.Element("enclosure")?.Attribute("url")?.Value.ToString();
var probableFilename = attachmentLink.Substring(0, attachmentLink.IndexOf('?'));
if (probableFilename.LastIndexOf('.') > 0)
{
ext = probableFilename.Substring(probableFilename.LastIndexOf('.'));
}
Console.WriteLine($"{title}, {attachmentLink}");
var downloadPath = Path.Combine(conf.OutputDir, title + ext);
var dlResult = (await downloader.GetAsync(attachmentLink));
File.WriteAllBytes(downloadPath, await dlResult.Content.ReadAsByteArrayAsync());
}
}
catch (Exception e)
{
Console.Error.WriteLine($"failed attempting to dl {feed} -");
Console.Error.WriteLine(e);
}
}
}
static Configuration Configure(string configurationPath = "appsettings.json")
{
if (!File.Exists(configurationPath))
{
Console.Error.WriteLine($"could not find configuration at {configurationPath}! copying sample to that spot.");
File.Copy("sample-appsettings.json", configurationPath); //and you know what, if that explodes at the OS level, the OS should give you an error
return null;
}
var fileContents = File.ReadAllText(configurationPath);
if (string.IsNullOrWhiteSpace(fileContents))
{
Console.Error.WriteLine($"configuration file at {configurationPath} was empty! overwriting with sample settings.");
File.Copy("sample-appsettings.json", configurationPath, true);
return null;
} }
var conf = JsonConvert.DeserializeObject<Configuration>(fileContents);
if (conf == null)
{
Console.Error.WriteLine($"configuration file at {configurationPath} was empty! overwriting with sample settings.");
File.Copy("sample-appsettings.json", configurationPath, true);
return null;
}
return conf;
} }
} }
} }