88 lines
2.5 KiB
C#
88 lines
2.5 KiB
C#
using System;
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using System.Collections;
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using System.Collections.Generic;
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using System.Linq;
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using Slugify;
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namespace MfGames.Nitride.Slugs;
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/// <summary>
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/// A default implementation of ISlugProvider.
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/// </summary>
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public class SimpleSlugConverter : ISlugConverter, IEnumerable<string>
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{
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private readonly List<(string, string, StringComparison)> replacements;
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public SimpleSlugConverter()
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{
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this.replacements = new List<(string, string, StringComparison)>();
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}
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public SimpleSlugConverter(
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IDictionary<string, string> replacements,
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StringComparison comparison = StringComparison.InvariantCultureIgnoreCase)
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: this()
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{
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foreach (KeyValuePair<string, string> pair in replacements)
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{
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this.Add(pair.Key, pair.Value, comparison);
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}
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}
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/// <summary>
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/// Adds a replacement for the resulting slug. This is applied before the final
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/// conversion
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/// into a slug but after any other added replacements.
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/// </summary>
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/// <param name="search">The text to search for.</param>
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/// <param name="replace">The replacement string.</param>
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/// <param name="comparison">
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/// The comparison to use, defaults to invariant ignore
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/// case.
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/// </param>
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public void Add(
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string search,
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string replace,
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StringComparison comparison = StringComparison.InvariantCultureIgnoreCase)
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{
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this.replacements.Add((search, replace, comparison));
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}
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/// <inheritdoc />
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public IEnumerator<string> GetEnumerator()
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{
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return this.replacements.Select(x => x.Item1)
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.GetEnumerator();
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}
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/// <inheritdoc />
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public virtual string ToSlug(string input)
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{
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// If we have null or whitespace, we have a problem.
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if (string.IsNullOrWhiteSpace(input))
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{
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throw new ArgumentException("Cannot have a blank or null input", nameof(input));
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}
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// We need to do the replacements before we slugify.
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// Perform any additional replacements.
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foreach ((string search, string replace, StringComparison comparison) in this.replacements)
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{
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input = input.Replace(search, replace, comparison);
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}
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// Create a slug.
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var helper = new SlugHelper();
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string output = helper.GenerateSlug(input);
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return output;
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}
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/// <inheritdoc />
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IEnumerator IEnumerable.GetEnumerator()
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{
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return this.GetEnumerator();
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}
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}
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