74 lines
2.1 KiB
C#
74 lines
2.1 KiB
C#
using System.Collections;
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using System.Collections.Generic;
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using System.Linq;
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namespace ChatSharp
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{
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/// <summary>
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/// A filtered view of the user pool.
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/// </summary>
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public class UserPoolView : IEnumerable<IrcUser>
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{
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internal UserPoolView(IEnumerable<IrcUser> users)
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{
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Users = users;
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}
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private IEnumerable<IrcUser> Users { get; }
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/// <summary>
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/// Gets the IrcUser with the specified nick.
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/// </summary>
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public IrcUser this[string nick]
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{
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get
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{
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var user = Users.FirstOrDefault(u => u.Nick == nick);
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if (user == null)
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throw new KeyNotFoundException();
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return user;
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}
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}
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internal IrcUser this[int index] => Users.ToList()[index];
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/// <summary>
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/// Enumerates over the users in this collection (with the filter applied).
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/// </summary>
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public IEnumerator<IrcUser> GetEnumerator()
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{
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return Users.GetEnumerator();
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}
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IEnumerator IEnumerable.GetEnumerator()
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{
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return GetEnumerator();
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}
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/// <summary>
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/// Returns true if any user in the pool matches this mask. Note that not all users
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/// in the user pool will be fully populated, even if you set ClientSettings.WhoIsOnJoin
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/// to true (it takes time to whois everyone in your channels).
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/// </summary>
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public bool ContainsMask(string mask)
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{
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return Users.Any(u => u.Match(mask));
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}
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/// <summary>
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/// Returns true if any user in the pool has the specified nick.
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/// </summary>
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public bool Contains(string nick)
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{
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return Users.Any(u => u.Nick == nick);
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}
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/// <summary>
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/// Returns true if the given IrcUser is in the pool.
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/// </summary>
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public bool Contains(IrcUser user)
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{
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return Users.Any(u => u.Hostmask == user.Hostmask);
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}
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}
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} |