From d2933cab7355b9a77ec802e4bc1efae9a3bf9743 Mon Sep 17 00:00:00 2001
From: Luke Pulverenti <luke.pulverenti@gmail.com>
Date: Mon, 10 Jun 2013 13:46:11 -0400
Subject: fixed ratings. moved them to static text files

---
 .../Localization/LocalizationManager.cs            | 161 ++++++++++++++++++++-
 1 file changed, 156 insertions(+), 5 deletions(-)

(limited to 'MediaBrowser.Server.Implementations/Localization/LocalizationManager.cs')

diff --git a/MediaBrowser.Server.Implementations/Localization/LocalizationManager.cs b/MediaBrowser.Server.Implementations/Localization/LocalizationManager.cs
index 8705d912f..1965531af 100644
--- a/MediaBrowser.Server.Implementations/Localization/LocalizationManager.cs
+++ b/MediaBrowser.Server.Implementations/Localization/LocalizationManager.cs
@@ -1,10 +1,15 @@
-using MediaBrowser.Controller.Localization;
+using MediaBrowser.Common.IO;
+using MediaBrowser.Controller.Configuration;
+using MediaBrowser.Controller.Localization;
 using MediaBrowser.Model.Entities;
 using MediaBrowser.Model.Globalization;
 using MoreLinq;
+using System;
 using System.Collections.Generic;
 using System.Globalization;
+using System.IO;
 using System.Linq;
+using System.Threading.Tasks;
 
 namespace MediaBrowser.Server.Implementations.Localization
 {
@@ -13,6 +18,37 @@ namespace MediaBrowser.Server.Implementations.Localization
     /// </summary>
     public class LocalizationManager : ILocalizationManager
     {
+        /// <summary>
+        /// The _configuration manager
+        /// </summary>
+        private readonly IServerConfigurationManager _configurationManager;
+
+        /// <summary>
+        /// The us culture
+        /// </summary>
+        private static readonly CultureInfo UsCulture = new CultureInfo("en-US");
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="LocalizationManager"/> class.
+        /// </summary>
+        /// <param name="configurationManager">The configuration manager.</param>
+        public LocalizationManager(IServerConfigurationManager configurationManager)
+        {
+            _configurationManager = configurationManager;
+        }
+
+        /// <summary>
+        /// Gets the localization path.
+        /// </summary>
+        /// <value>The localization path.</value>
+        public string LocalizationPath
+        {
+            get
+            {
+                return Path.Combine(_configurationManager.ApplicationPaths.ProgramDataPath, "localization");
+            }
+        }
+
         /// <summary>
         /// Gets the cultures.
         /// </summary>
@@ -56,10 +92,125 @@ namespace MediaBrowser.Server.Implementations.Localization
         /// <returns>IEnumerable{ParentalRating}.</returns>
         public IEnumerable<ParentalRating> GetParentalRatings()
         {
-            return Ratings.RatingsDict
-                .Select(k => new ParentalRating {Name = k.Key, Value = k.Value})
-                .OrderBy(p => p.Value)
-                .Where(p => p.Value > 0);
+            var path = GetRatingsFile();
+
+            return File.ReadAllLines(path).Select(i =>
+            {
+                if (!string.IsNullOrWhiteSpace(i))
+                {
+                    var parts = i.Split(',');
+
+                    if (parts.Length == 2)
+                    {
+                        int value;
+
+                        if (int.TryParse(parts[1], NumberStyles.Integer, UsCulture, out value))
+                        {
+                            return new ParentalRating { Name = parts[0], Value = value };
+                        }
+                    }
+                }
+
+                return null;
+
+            })
+            .Where(i => i != null)
+            .OrderBy(p => p.Value);
+        }
+
+        /// <summary>
+        /// Gets the ratings file.
+        /// </summary>
+        /// <returns>System.String.</returns>
+        private string GetRatingsFile()
+        {
+            var countryCode = _configurationManager.Configuration.MetadataCountryCode;
+
+            if (string.IsNullOrEmpty(countryCode))
+            {
+                countryCode = "us";
+            }
+
+            return GetRatingsFile(countryCode).Result ?? GetRatingsFile("us").Result;
+        }
+
+        /// <summary>
+        /// Gets the ratings file.
+        /// </summary>
+        /// <param name="countryCode">The country code.</param>
+        /// <returns>Task{System.String}.</returns>
+        private async Task<string> GetRatingsFile(string countryCode)
+        {
+            countryCode = countryCode.ToLower();
+
+            var path = Path.Combine(LocalizationPath, "ratings-" + countryCode + ".txt");
+
+            if (!File.Exists(path))
+            {
+                // Extract embedded resource
+
+                var type = GetType();
+                var resourcePath = type.Namespace + ".Ratings." + countryCode + ".txt";
+
+                using (var stream = type.Assembly.GetManifestResourceStream(resourcePath))
+                {
+                    if (stream == null)
+                    {
+                        return null;
+                    }
+
+                    var parentPath = Path.GetDirectoryName(path);
+
+                    if (!Directory.Exists(parentPath))
+                    {
+                        Directory.CreateDirectory(parentPath);
+                    }
+
+                    using (var fs = new FileStream(path, FileMode.Create, FileAccess.Write, FileShare.Read, StreamDefaults.DefaultFileStreamBufferSize, true))
+                    {
+                        await stream.CopyToAsync(fs).ConfigureAwait(false);
+                    }
+                }
+            }
+
+            return path;
+        }
+
+        /// <summary>
+        /// Gets the rating level.
+        /// </summary>
+        /// <param name="rating">The rating.</param>
+        /// <returns>System.Int32.</returns>
+        /// <exception cref="System.ArgumentNullException">rating</exception>
+        public int? GetRatingLevel(string rating)
+        {
+            if (string.IsNullOrEmpty(rating))
+            {
+                throw new ArgumentNullException("rating");
+            }
+
+            var ratingsDictionary = GetParentalRatings().ToDictionary(i => i.Name);
+
+            if (ratingsDictionary.ContainsKey(rating))
+                return ratingsDictionary[rating].Value;
+
+            var stripped = StripCountry(rating);
+
+            if (ratingsDictionary.ContainsKey(stripped))
+                return ratingsDictionary[stripped].Value;
+
+            return null;
+        }
+
+        /// <summary>
+        /// Strips the country.
+        /// </summary>
+        /// <param name="rating">The rating.</param>
+        /// <returns>System.String.</returns>
+        private static string StripCountry(string rating)
+        {
+            int start = rating.IndexOf('-');
+            return start > 0 ? rating.Substring(start + 1) : rating;
         }
     }
 }
-- 
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