130 lines
4.2 KiB
C#
130 lines
4.2 KiB
C#
using System;
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using System.Globalization;
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using System.Text;
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using System.Text.RegularExpressions;
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namespace MediaBrowser.Model.Extensions
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{
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/// <summary>
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/// Isolating these helpers allow this entire project to be easily converted to Java
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/// </summary>
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public static class StringHelper
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{
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/// <summary>
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/// Equalses the ignore case.
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/// </summary>
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/// <param name="str1">The STR1.</param>
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/// <param name="str2">The STR2.</param>
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/// <returns><c>true</c> if XXXX, <c>false</c> otherwise.</returns>
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public static bool EqualsIgnoreCase(string str1, string str2)
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{
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return string.Equals(str1, str2, StringComparison.OrdinalIgnoreCase);
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}
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/// <summary>
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/// Indexes the of ignore case.
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/// </summary>
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/// <param name="str">The string.</param>
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/// <param name="value">The value.</param>
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/// <returns>System.Int32.</returns>
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public static int IndexOfIgnoreCase(string str, string value)
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{
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return str.IndexOf(value, StringComparison.OrdinalIgnoreCase);
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}
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/// <summary>
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/// To the string culture invariant.
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/// </summary>
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/// <param name="val">The value.</param>
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/// <returns>System.String.</returns>
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public static string ToStringCultureInvariant(int val)
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{
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return val.ToString(CultureInfo.InvariantCulture);
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}
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/// <summary>
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/// To the string culture invariant.
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/// </summary>
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/// <param name="val">The value.</param>
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/// <returns>System.String.</returns>
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public static string ToStringCultureInvariant(long val)
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{
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return val.ToString(CultureInfo.InvariantCulture);
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}
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/// <summary>
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/// To the string culture invariant.
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/// </summary>
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/// <param name="val">The value.</param>
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/// <returns>System.String.</returns>
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public static string ToStringCultureInvariant(double val)
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{
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return val.ToString(CultureInfo.InvariantCulture);
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}
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/// <summary>
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/// Trims the start.
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/// </summary>
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/// <param name="str">The string.</param>
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/// <param name="c">The c.</param>
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/// <returns>System.String.</returns>
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public static string TrimStart(string str, char c)
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{
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return str.TrimStart(c);
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}
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/// <summary>
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/// Splits the specified string.
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/// </summary>
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/// <param name="str">The string.</param>
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/// <param name="term">The term.</param>
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/// <returns>System.String[].</returns>
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public static string[] RegexSplit(string str, string term)
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{
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return Regex.Split(str, term, RegexOptions.IgnoreCase);
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}
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/// <summary>
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/// Splits the specified string.
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/// </summary>
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/// <param name="str">The string.</param>
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/// <param name="term">The term.</param>
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/// <param name="limit">The limit.</param>
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/// <returns>System.String[].</returns>
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public static string[] RegexSplit(string str, string term, int limit)
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{
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return new Regex(term).Split(str, limit);
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}
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/// <summary>
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/// Replaces the specified STR.
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/// </summary>
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/// <param name="str">The STR.</param>
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/// <param name="oldValue">The old value.</param>
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/// <param name="newValue">The new value.</param>
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/// <param name="comparison">The comparison.</param>
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/// <returns>System.String.</returns>
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public static string Replace(this string str, string oldValue, string newValue, StringComparison comparison)
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{
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var sb = new StringBuilder();
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var previousIndex = 0;
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var index = str.IndexOf(oldValue, comparison);
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while (index != -1)
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{
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sb.Append(str.Substring(previousIndex, index - previousIndex));
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sb.Append(newValue);
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index += oldValue.Length;
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previousIndex = index;
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index = str.IndexOf(oldValue, index, comparison);
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}
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sb.Append(str.Substring(previousIndex));
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return sb.ToString();
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}
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}
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}
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