51 lines
2.0 KiB
Plaintext
51 lines
2.0 KiB
Plaintext
@{
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ViewBag.Title = "Chat";
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}
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<h2>Chat</h2>
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<div class="container">
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<input type="text" id="message" />
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<input type="button" id="sendmessage" value="Send" />
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<input type="hidden" id="displayname" />
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<ul id="discussion">
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</ul>
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</div>
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@section scripts {
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<!--Script references. -->
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<!--The jQuery library is required and is referenced by default in _Layout.cshtml. -->
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<!--Reference the SignalR library. -->
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<script src="~/js/jquery.signalR-2.2.0.js"></script>
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<!--Reference the autogenerated SignalR hub script. -->
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<script src="~/signalr/hubs"></script>
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<!--SignalR script to update the chat page and send messages.-->
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<script>
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$(function () {
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// Reference the auto-generated proxy for the hub.
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var chat = $.connection.chatHub;
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// Create a function that the hub can call back to display messages.
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chat.client.addMessage = function (name, message) {
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// Add the message to the page.
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$('#discussion').append('<li><strong>' + htmlEncode(name)
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+ '</strong>: ' + htmlEncode(message) + '</li>');
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};
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// Get the user name and store it to prepend to messages.
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$('#displayname').val(prompt('Enter your name:', ''));
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// Set initial focus to message input box.
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$('#message').focus();
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// Start the connection.
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$.connection.hub.start().done(function () {
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$('#sendmessage').click(function () {
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// Call the Send method on the hub.
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chat.server.send($('#displayname').val(), $('#message').val());
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// Clear text box and reset focus for next comment.
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$('#message').val('').focus();
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});
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});
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});
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// This optional function html-encodes messages for display in the page.
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function htmlEncode(value) {
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var encodedValue = $('<div />').text(value).html();
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return encodedValue;
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}
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</script>
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}
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