Exemplo n.º 1
0
        /// <summary>
        /// Append a new model to the history.
        /// </summary>
        /// <param name="model">The model to append.</param>
        /// <returns>The sequence number of this event.</returns>
        public int AddModel(SimpleWebModel model)
        {
            int sequenceNumber = 0;

            lock (this) {
                // Add the next sequence number
                this.CurrentSequenceNumber++;
                sequenceNumber = this.CurrentSequenceNumber;
                this.History.Add(this.CurrentSequenceNumber, model);

                // Occassionally remove a bunch of the web models
                if (this.History.Count > this.MaximumBufferEntries)
                {
                    // Get the keys and sort them
                    int[] keys = new int[this.History.Count];
                    this.History.Keys.CopyTo(keys, 0);
                    Array.Sort <int>(keys);

                    // Calculate how many we need to remove (N)
                    int stopIndex = keys.Length - this.MaximumEntries;

                    // Remove the smallest N keys
                    for (int i = 0; i < stopIndex; i++)
                    {
                        if (this.History.ContainsKey(keys[i]))
                        {
                            this.History.Remove(keys[i]);
                        }
                    }
                }
            }
            return(sequenceNumber);
        }
Exemplo n.º 2
0
        /// <summary>
        /// Build a string that represents the current model
        /// </summary>
        /// <param name="model">The model to build the HTML string representation of</param>
        /// <returns>The string that is built</returns>
        public static string BuildModelString(SimpleWebModel model)
        {
            string result = "";
            result += "<html>\n";
            result += "<body onload=\"parent.Presenter.Network.RecvFunc()\">\n";

            // Create the main div
            result += "<div id=\"S0\">\n";

            result += "\t<div id=\"S0_PName\">" + model.Name + "</div>\n";
            result += "\t<div id=\"S0_IDeck\">" + model.CurrentDeck + "</div>\n";
            result += "\t<div id=\"S0_ISlide\">" + (model.CurrentSlide-1) + "</div>\n";
            result += "\t<div id=\"S0_Linked\">" + false + "</div>\n";
            result += "\t<div id=\"S0_AllowSS\">" + true + "</div>\n";
            result += "\t<div id=\"S0_Decks\">\n";
            for( int i=0; i<model.Decks.Count; i++ )
            {
                result += BuildDeckString( "S0_Decks", i, (SimpleWebDeck)model.Decks[i] );
            }
            result += "\t</div>\n";

            result += "</div>\n";

            result += "</body>\n";
            result += "</html>\n";

            return result;
        }
Exemplo n.º 3
0
        /// <summary>
        /// Helper to create a simple data structure representing the model. This data structure will have a
        /// one-to-one conversion to JSON.
        /// </summary>
        /// <param name="firstNum">The first sequence number</param>
        /// <param name="first">The first model</param>
        /// <param name="secondNum">The second sequence number</param>
        /// <param name="second">The second model</param>
        /// <returns>The data structure.</returns>
        protected List <KeyValuePair <string, object> > BuildModel(int firstNum, SimpleWebModel first, int secondNum, SimpleWebModel second)
        {
            List <KeyValuePair <string, object> > model = new List <KeyValuePair <string, object> >();

            // Add the global data.
            model.Add(new KeyValuePair <string, object>(StartSNString, firstNum));
            model.Add(new KeyValuePair <string, object>(EndSNString, secondNum));

            // Optionally, add the presentation data.
            List <KeyValuePair <string, object> > modelData = BuildModelData(first, second);

            if (modelData != null)
            {
                model.Add(new KeyValuePair <string, object>(ModelDataString, modelData));
            }

            return(model);
        }
Exemplo n.º 4
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        /// <summary>
        /// Clone this model.
        /// </summary>
        /// <returns>The cloned model.</returns>
        public object Clone()
        {
            SimpleWebModel model = new SimpleWebModel();

            foreach (SimpleWebDeck deck in this.Decks)
            {
                model.Decks.Add(deck.Clone());
            }
            model.CurrentDeck             = this.CurrentDeck;
            model.CurrentSlide            = this.CurrentSlide;
            model.Name                    = (string)this.Name.Clone();
            model.AcceptingSS             = this.AcceptingSS;
            model.AcceptingQP             = this.AcceptingQP;
            model.ForceLink               = this.ForceLink;
            model.PollStyle               = this.PollStyle;
            model.RequestSubmissionSignal = this.RequestSubmissionSignal;
            model.RequestLogSignal        = this.RequestLogSignal;
            return(model);
        }
Exemplo n.º 5
0
        /// <summary>
        /// Build the values for the model decks.
        /// </summary>
        /// <param name="first">The first model.</param>
        /// <param name="second">The second model.</param>
        /// <returns>The data structure for the decks array.</returns>
        protected List <object> BuildDecksData(SimpleWebModel first, SimpleWebModel second)
        {
            bool          nonNull = false;
            List <object> decks   = new List <object>();

            // We need an entry for every deck in the second model.
            for (int i = 0; i < second.Decks.Count; i++)
            {
                // Optionally, get the first deck if this deck existed in the first model.
                SimpleWebDeck firstDeck = null;
                if (first != null && i < first.Decks.Count)
                {
                    firstDeck = (SimpleWebDeck)first.Decks[i];
                }

                // Get the difference between the two decks, if the decks are the same add null.
                List <KeyValuePair <string, object> > deckData = BuildDeckData(firstDeck, (SimpleWebDeck)second.Decks[i]);
                if (deckData != null)
                {
                    decks.Add(deckData);
                    nonNull = true;
                }
                else
                {
                    decks.Add(null);
                }
            }

            // Return the result only if some deck was updated.
            if (nonNull == true && decks.Count > 0)
            {
                return(decks);
            }
            else
            {
                return(null);
            }
        }
Exemplo n.º 6
0
        /// <summary>
        /// Build the values for the model presentation.
        /// </summary>
        /// <param name="first">The first model.</param>
        /// <param name="second">The second model.</param>
        /// <returns>The data structure.</returns>
        protected List <KeyValuePair <string, object> > BuildModelData(SimpleWebModel first, SimpleWebModel second)
        {
            List <KeyValuePair <string, object> > model = new List <KeyValuePair <string, object> >();

            // Optionally, add the presentation name.
            if (first == null || first.Name != second.Name)
            {
                model.Add(new KeyValuePair <string, object>(ModelDataName, second.Name));
            }
            // Optionally, add the presentation current deck index.
            if (first == null || first.CurrentDeck != second.CurrentDeck)
            {
                model.Add(new KeyValuePair <string, object>(ModelDataCurrentDeck, second.CurrentDeck));
            }
            // Optionally, add the presentation current slide index.
            if (first == null || first.CurrentSlide != second.CurrentSlide)
            {
                model.Add(new KeyValuePair <string, object>(ModelDataCurrentSlide, second.CurrentSlide));
            }
            // Optionally, add the presentation force navigation value.
            if (first == null || first.ForceLink != second.ForceLink)
            {
                model.Add(new KeyValuePair <string, object>(ModelDataForceLink, second.ForceLink));
            }
            // Optionally, add the presentation student submission enabled value.
            if (first == null || first.AcceptingSS != second.AcceptingSS)
            {
                model.Add(new KeyValuePair <string, object>(ModelDataAcceptingSS, second.AcceptingSS));
            }
            // Optionally, add the presentation quick poll enabled value.
            if (first == null || first.AcceptingQP != second.AcceptingQP)
            {
                model.Add(new KeyValuePair <string, object>(ModelDataAcceptingQP, second.AcceptingQP));
            }
            // Optionally, add the presentation quick poll type value.
            if (first == null || first.PollStyle != second.PollStyle)
            {
                model.Add(new KeyValuePair <string, object>(ModelDataPollStyle, second.PollStyle));
            }
            // Optionally, add the request submission signal value.
            if (first == null || first.RequestSubmissionSignal != second.RequestSubmissionSignal)
            {
                model.Add(new KeyValuePair <string, object>(ModelDataRequestSubmission, second.RequestSubmissionSignal));
            }
            // Optionally, add the request log signal value.
            if (first == null || first.RequestLogSignal != second.RequestLogSignal)
            {
                model.Add(new KeyValuePair <string, object>(ModelDataRequestLog, second.RequestLogSignal));
            }
            // Optionall, add the decks data.
            List <object> decksData = BuildDecksData(first, second);

            if (decksData != null)
            {
                model.Add(new KeyValuePair <string, object>(ModelDataDecks, decksData));
            }

            // Return the result only if we added/updated data.
            if (model.Count > 0)
            {
                return(model);
            }
            else
            {
                return(null);
            }
        }
Exemplo n.º 7
0
 /// <summary>
 /// Clone this model.
 /// </summary>
 /// <returns>The cloned model.</returns>
 public object Clone()
 {
     SimpleWebModel model = new SimpleWebModel();
     foreach (SimpleWebDeck deck in this.Decks) {
         model.Decks.Add(deck.Clone());
     }
     model.CurrentDeck = this.CurrentDeck;
     model.CurrentSlide = this.CurrentSlide;
     model.Name = (string)this.Name.Clone();
     model.AcceptingSS = this.AcceptingSS;
     model.AcceptingQP = this.AcceptingQP;
     model.ForceLink = this.ForceLink;
     model.PollStyle = this.PollStyle;
     model.RequestSubmissionSignal = this.RequestSubmissionSignal;
     model.RequestLogSignal = this.RequestLogSignal;
     return model;
 }
Exemplo n.º 8
0
        /// <summary>
        /// Build the values for the model presentation.
        /// </summary>
        /// <param name="first">The first model.</param>
        /// <param name="second">The second model.</param>
        /// <returns>The data structure.</returns>
        protected List<KeyValuePair<string, object>> BuildModelData(SimpleWebModel first, SimpleWebModel second)
        {
            List<KeyValuePair<string,object>> model = new List<KeyValuePair<string,object>>();

            // Optionally, add the presentation name.
            if(first == null || first.Name != second.Name) {
                model.Add(new KeyValuePair<string,object>(ModelDataName, second.Name));
            }
            // Optionally, add the presentation current deck index.
            if (first == null || first.CurrentDeck != second.CurrentDeck) {
                model.Add(new KeyValuePair<string,object>(ModelDataCurrentDeck, second.CurrentDeck));
            }
            // Optionally, add the presentation current slide index.
            if (first == null || first.CurrentSlide != second.CurrentSlide) {
                model.Add(new KeyValuePair<string,object>(ModelDataCurrentSlide, second.CurrentSlide));
            }
            // Optionally, add the presentation force navigation value.
            if (first == null || first.ForceLink != second.ForceLink) {
                model.Add(new KeyValuePair<string,object>(ModelDataForceLink, second.ForceLink));
            }
            // Optionally, add the presentation student submission enabled value.
            if (first == null || first.AcceptingSS != second.AcceptingSS) {
                model.Add(new KeyValuePair<string,object>(ModelDataAcceptingSS, second.AcceptingSS));
            }
            // Optionally, add the presentation quick poll enabled value.
            if (first == null || first.AcceptingQP != second.AcceptingQP) {
                model.Add(new KeyValuePair<string,object>(ModelDataAcceptingQP, second.AcceptingQP));
            }
            // Optionally, add the presentation quick poll type value.
            if (first == null || first.PollStyle != second.PollStyle) {
                model.Add(new KeyValuePair<string,object>(ModelDataPollStyle, second.PollStyle));
            }
            // Optionally, add the request submission signal value.
            if (first == null || first.RequestSubmissionSignal != second.RequestSubmissionSignal) {
                model.Add(new KeyValuePair<string, object>(ModelDataRequestSubmission, second.RequestSubmissionSignal));
            }
            // Optionally, add the request log signal value.
            if (first == null || first.RequestLogSignal != second.RequestLogSignal) {
                model.Add(new KeyValuePair<string, object>(ModelDataRequestLog, second.RequestLogSignal));
            }
            // Optionall, add the decks data.
            List<object> decksData = BuildDecksData(first, second);
            if(decksData != null) {
                model.Add(new KeyValuePair<string,object>(ModelDataDecks, decksData));
            }

            // Return the result only if we added/updated data.
            if(model.Count > 0)
                return model;
            else
                return null;
        }
Exemplo n.º 9
0
        /// <summary>
        /// Helper to create a simple data structure representing the model. This data structure will have a
        /// one-to-one conversion to JSON.
        /// </summary>
        /// <param name="firstNum">The first sequence number</param>
        /// <param name="first">The first model</param>
        /// <param name="secondNum">The second sequence number</param>
        /// <param name="second">The second model</param>
        /// <returns>The data structure.</returns>
        protected List<KeyValuePair<string, object>> BuildModel(int firstNum, SimpleWebModel first, int secondNum, SimpleWebModel second)
        {
            List<KeyValuePair<string,object>> model = new List<KeyValuePair<string,object>>();

            // Add the global data.
            model.Add(new KeyValuePair<string,object>(StartSNString, firstNum));
            model.Add(new KeyValuePair<string,object>(EndSNString, secondNum));

            // Optionally, add the presentation data.
            List<KeyValuePair<string,object>> modelData = BuildModelData(first, second);
            if(modelData != null) {
                model.Add(new KeyValuePair<string,object>(ModelDataString, modelData));
            }

            return model;
        }
Exemplo n.º 10
0
        /// <summary>
        /// Build the values for the model decks.
        /// </summary>
        /// <param name="first">The first model.</param>
        /// <param name="second">The second model.</param>
        /// <returns>The data structure for the decks array.</returns>
        protected List<object> BuildDecksData(SimpleWebModel first, SimpleWebModel second)
        {
            bool nonNull = false;
            List<object> decks = new List<object>();

            // We need an entry for every deck in the second model.
            for (int i = 0; i < second.Decks.Count; i++) {
                // Optionally, get the first deck if this deck existed in the first model.
                SimpleWebDeck firstDeck = null;
                if (first != null && i < first.Decks.Count) {
                    firstDeck = (SimpleWebDeck)first.Decks[i];
                }

                // Get the difference between the two decks, if the decks are the same add null.
                List<KeyValuePair<string, object>> deckData = BuildDeckData(firstDeck, (SimpleWebDeck)second.Decks[i]);
                if (deckData != null) {
                    decks.Add(deckData);
                    nonNull = true;
                } else {
                    decks.Add(null);
                }
            }

            // Return the result only if some deck was updated.
            if (nonNull == true && decks.Count > 0)
                return decks;
            else
                return null;
        }
Exemplo n.º 11
0
        /// <summary>
        /// Append a new model to the history.
        /// </summary>
        /// <param name="model">The model to append.</param>
        /// <returns>The sequence number of this event.</returns>
        public int AddModel(SimpleWebModel model)
        {
            int sequenceNumber = 0;
            lock (this) {
                // Add the next sequence number
                this.CurrentSequenceNumber++;
                sequenceNumber = this.CurrentSequenceNumber;
                this.History.Add(this.CurrentSequenceNumber, model);

                // Occassionally remove a bunch of the web models
                if (this.History.Count > this.MaximumBufferEntries) {
                    // Get the keys and sort them
                    int[] keys = new int[this.History.Count];
                    this.History.Keys.CopyTo(keys, 0);
                    Array.Sort<int>(keys);

                    // Calculate how many we need to remove (N)
                    int stopIndex = keys.Length - this.MaximumEntries;

                    // Remove the smallest N keys
                    for (int i = 0; i < stopIndex; i++) {
                        if (this.History.ContainsKey(keys[i])) {
                            this.History.Remove(keys[i]);
                        }
                    }
                }
            }
            return sequenceNumber;
        }
Exemplo n.º 12
0
 public string BuildModelDiffString(SimpleWebModel oldModel, SimpleWebModel newModel)
 {
     // Go recursive, only add if there is a change within
     return "";
 }