jellyfin/MediaBrowser.Model/Extensions/StringHelper.cs

135 lines
4.4 KiB
C#
Raw Normal View History

using System;
using System.Globalization;
2015-01-17 20:12:02 +00:00
using System.Text;
2014-08-17 05:38:13 +00:00
using System.Text.RegularExpressions;
namespace MediaBrowser.Model.Extensions
{
2014-06-01 19:41:35 +00:00
/// <summary>
/// Isolating these helpers allow this entire project to be easily converted to Java
/// </summary>
public static class StringHelper
{
/// <summary>
/// Equalses the ignore case.
/// </summary>
/// <param name="str1">The STR1.</param>
/// <param name="str2">The STR2.</param>
/// <returns><c>true</c> if XXXX, <c>false</c> otherwise.</returns>
public static bool EqualsIgnoreCase(string str1, string str2)
{
return string.Equals(str1, str2, StringComparison.OrdinalIgnoreCase);
}
/// <summary>
/// Indexes the of ignore case.
/// </summary>
/// <param name="str">The string.</param>
/// <param name="value">The value.</param>
/// <returns>System.Int32.</returns>
public static int IndexOfIgnoreCase(string str, string value)
{
return str.IndexOf(value, StringComparison.OrdinalIgnoreCase);
}
/// <summary>
/// To the string culture invariant.
/// </summary>
/// <param name="val">The value.</param>
/// <returns>System.String.</returns>
public static string ToStringCultureInvariant(int val)
{
return val.ToString(CultureInfo.InvariantCulture);
}
/// <summary>
/// To the string culture invariant.
/// </summary>
/// <param name="val">The value.</param>
/// <returns>System.String.</returns>
public static string ToStringCultureInvariant(long val)
{
return val.ToString(CultureInfo.InvariantCulture);
}
/// <summary>
/// To the string culture invariant.
/// </summary>
/// <param name="val">The value.</param>
/// <returns>System.String.</returns>
public static string ToStringCultureInvariant(double val)
{
return val.ToString(CultureInfo.InvariantCulture);
}
2014-07-01 04:06:28 +00:00
/// <summary>
/// Trims the start.
/// </summary>
/// <param name="str">The string.</param>
/// <param name="c">The c.</param>
/// <returns>System.String.</returns>
public static string TrimStart(string str, char c)
{
return str.TrimStart(c);
}
2014-08-17 05:38:13 +00:00
/// <summary>
/// Splits the specified string.
/// </summary>
/// <param name="str">The string.</param>
/// <param name="term">The term.</param>
/// <returns>System.String[].</returns>
public static string[] RegexSplit(string str, string term)
{
return Regex.Split(str, term, RegexOptions.IgnoreCase);
}
/// <summary>
/// Splits the specified string.
/// </summary>
/// <param name="str">The string.</param>
/// <param name="term">The term.</param>
/// <param name="limit">The limit.</param>
/// <returns>System.String[].</returns>
public static string[] RegexSplit(string str, string term, int limit)
{
return new Regex(term).Split(str, limit);
}
2015-01-17 20:12:02 +00:00
/// <summary>
/// Replaces the specified STR.
/// </summary>
/// <param name="str">The STR.</param>
/// <param name="oldValue">The old value.</param>
/// <param name="newValue">The new value.</param>
/// <param name="comparison">The comparison.</param>
/// <returns>System.String.</returns>
public static string Replace(this string str, string oldValue, string newValue, StringComparison comparison)
{
var sb = new StringBuilder();
var previousIndex = 0;
var index = str.IndexOf(oldValue, comparison);
while (index != -1)
{
sb.Append(str.Substring(previousIndex, index - previousIndex));
sb.Append(newValue);
index += oldValue.Length;
previousIndex = index;
index = str.IndexOf(oldValue, index, comparison);
}
sb.Append(str.Substring(previousIndex));
return sb.ToString();
}
2016-05-18 18:23:46 +00:00
public static string FirstToUpper(this string str)
{
return string.IsNullOrEmpty(str) ? "" : str.Substring(0, 1).ToUpper() + str.Substring(1);
}
}
}