104 lines
3.4 KiB
C#
104 lines
3.4 KiB
C#
using Content.Server.Access.Systems;
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using Content.Server.Paper;
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using Content.Server.Popups;
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using Content.Shared.Paper;
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using Content.Shared.Popups;
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using Content.Shared.Tag;
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using Content.Shared.Verbs;
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using Robust.Server.Audio;
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using Robust.Shared.Player;
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namespace Content.Server.DeltaV.Paper;
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public sealed class SignatureSystem : EntitySystem
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{
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[Dependency] private readonly AudioSystem _audio = default!;
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[Dependency] private readonly IdCardSystem _idCard = default!;
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[Dependency] private readonly PaperSystem _paper = default!;
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[Dependency] private readonly PopupSystem _popup = default!;
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[Dependency] private readonly TagSystem _tagSystem = default!;
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// The sprite used to visualize "signatures" on paper entities.
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private const string SignatureStampState = "paper_stamp-signature";
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public override void Initialize()
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{
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SubscribeLocalEvent<PaperComponent, GetVerbsEvent<AlternativeVerb>>(OnGetAltVerbs);
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}
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private void OnGetAltVerbs(EntityUid uid, PaperComponent component, GetVerbsEvent<AlternativeVerb> args)
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{
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if (!args.CanAccess || !args.CanInteract)
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return;
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var pen = args.Using;
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if (pen == null || !_tagSystem.HasTag(pen.Value, "Write"))
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return;
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AlternativeVerb verb = new()
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{
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Act = () =>
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{
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TrySignPaper((uid, component), args.User);
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},
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Text = Loc.GetString("paper-sign-verb"),
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DoContactInteraction = true,
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Priority = 10
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};
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args.Verbs.Add(verb);
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}
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/// <summary>
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/// Tries add add a signature to the paper with signer's name.
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/// </summary>
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public bool TrySignPaper(Entity<PaperComponent?> paper, EntityUid signer)
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{
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var paperComp = paper.Comp;
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if (!Resolve(paper, ref paperComp))
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return false;
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var signatureName = DetermineEntitySignature(signer);
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var stampInfo = new StampDisplayInfo()
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{
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StampedName = signatureName,
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StampedColor = Color.DarkSlateGray, // TODO: make configurable? Perhaps it should depend on the pen.
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};
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if (!paperComp.StampedBy.Contains(stampInfo) && _paper.TryStamp(paper, stampInfo, SignatureStampState, paperComp))
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{
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// Show popups and play a paper writing sound
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var signedOtherMessage = Loc.GetString("paper-signed-other", ("user", signer), ("target", paper));
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_popup.PopupEntity(signedOtherMessage, signer, Filter.PvsExcept(signer, entityManager: EntityManager), true);
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var signedSelfMessage = Loc.GetString("paper-signed-self", ("target", paper));
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_popup.PopupEntity(signedSelfMessage, signer, signer);
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_audio.PlayPvs(paperComp.Sound, signer);
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_paper.UpdateUserInterface(paper, paperComp);
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return true;
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}
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else
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{
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// Show an error popup
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_popup.PopupEntity(Loc.GetString("paper-signed-failure", ("target", paper)), signer, signer, PopupType.SmallCaution);
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return false;
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}
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}
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private string DetermineEntitySignature(EntityUid uid)
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{
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// If the entity has an ID, use the name on it.
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if (_idCard.TryFindIdCard(uid, out var id) && !string.IsNullOrWhiteSpace(id.Comp.FullName))
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{
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return id.Comp.FullName;
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}
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// Alternatively, return the entity name
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return Name(uid);
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}
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}
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