[270] | 1 | using System;
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| 2 | using System.Collections.Generic;
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| 3 | using System.Linq;
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| 4 | using Bridge;
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| 5 | using Bridge.Html5;
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| 6 | using Bridge.Text.RegularExpressions;
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| 7 |
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| 8 | namespace WebMrbc
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| 9 | {
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| 10 | public class Mruby
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| 11 | {
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| 12 | public object[] preRun = new object[0];
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| 13 | public object[] postRun = new object[0];
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| 14 |
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| 15 | public Mruby()
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| 16 | {
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| 17 | /*canvas = Document.GetElementById("canvas");
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| 18 |
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| 19 | // As a default initial behavior, pop up an alert when webgl context is lost. To make your
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| 20 | // application robust, you may want to override this behavior before shipping!
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| 21 | // See http://www.khronos.org/registry/webgl/specs/latest/1.0/#5.15.2
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| 22 | canvas.AddEventListener("webglcontextlost", new Action<Event>((Event e) => {
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| 23 | Window.Alert("WebGL context lost. You will need to reload the page."); e.PreventDefault();
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| 24 | }), false);*/
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| 25 | setStatus = new Action<string>(_setStatus);
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| 26 | }
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| 27 |
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| 28 | public void print(object arg)
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| 29 | {
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| 30 | string text;
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| 31 | Array args;
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| 32 | if (arg.GetType() == typeof(string))
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| 33 | text = (string)arg;
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| 34 | else if (arg.GetType().Is<Array>() && (args = (Array)arg).Length > 1) {
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| 35 | var texts = new string[0];
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| 36 | foreach (var ele in args) {
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| 37 | texts.Push(ele.ToString());
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| 38 | }
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| 39 | text = texts.Join(" ");
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| 40 | }
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| 41 | else
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| 42 | text = arg.ToString();
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| 43 |
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| 44 | App.WriteLine(text);
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| 45 | }
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| 46 |
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| 47 | public void printErr(object arg)
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| 48 | {
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| 49 | string text;
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| 50 | Array args;
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| 51 | if (arg.GetType() == typeof(string))
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| 52 | text = (string)arg;
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| 53 | else if (arg.GetType().Is<Array>() && (args = (Array)arg).Length > 1) {
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| 54 | var texts = new string[0];
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| 55 | foreach (var ele in args) {
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| 56 | texts.Push(ele.ToString());
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| 57 | }
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| 58 | text = texts.Join(" ");
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| 59 | }
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| 60 | else
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| 61 | text = arg.ToString();
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| 62 |
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| 63 | App.WriteLine(text);
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| 64 | }
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| 65 |
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| 66 | internal void run(string[] args)
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| 67 | {
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| 68 | App.Write("$ " + args.Join(" ") + "\r\n");
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| 69 |
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| 70 | var exe = (string)args.Shift();
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| 71 | this["arguments"] = args;
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| 72 |
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| 73 | var onerror = Window.OnError;
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| 74 | Window.OnError = new ErrorEventHandler((string message, string url, int lineNumber, int columnNumber, object error) => {
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| 75 | var spinnerElement = Document.GetElementById("spinner");
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| 76 | // TODO: do not warn on ok events like simulating an infinite loop or exitStatus
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| 77 | setStatus("Exception thrown, see JavaScript console");
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| 78 | spinnerElement.Style.Display = Display.None;
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| 79 | setStatus = new Action<string>((text) => {
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| 80 | if (!string.IsNullOrEmpty(text))
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| 81 | printErr(new[] { "[post-exception status] " + text });
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| 82 | });
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| 83 | onerror(message, url, lineNumber, columnNumber, error);
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| 84 | return false;
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| 85 | });
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| 86 | try {
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| 87 | Script.Eval(exe + "(this)");
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| 88 | }
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| 89 | finally {
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| 90 | Window.OnError = onerror;
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| 91 | }
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| 92 | }
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| 93 |
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| 94 | public HTMLElement canvas;
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| 95 | public Action<string> setStatus;
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| 96 |
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| 97 | object _last;
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| 98 | string _text;
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| 99 |
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| 100 | private void _setStatus(string text)
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| 101 | {
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| 102 | if (_last == null) _last = new { time = DateTime.Now.Ticks, text = "" };
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| 103 | if (text == _text) return;
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| 104 | _text = text;
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| 105 | var progressElement = (HTMLProgressElement)Document.GetElementById("progress");
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| 106 | var spinnerElement = (HTMLDivElement)Document.GetElementById("spinner");
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| 107 | var m = text.Match(new Regex(@"([^(]+)\((\d+(\.\d+)?)\/(\d+)\)"));
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| 108 | var now = DateTime.Now.Ticks;
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| 109 | if (m != null && now - DateTime.Now.Ticks < 30) return; // if this is a progress update, skip it if too soon
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| 110 | if (m != null) {
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| 111 | text = m[1];
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| 112 | progressElement.Value = Script.ParseInt(m[2]) * 100;
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| 113 | progressElement.Max = Script.ParseInt(m[4]) * 100;
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| 114 | progressElement.SetAttribute("hidden", "false");
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| 115 | spinnerElement.SetAttribute("hidden", "false");
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| 116 | }
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| 117 | else {
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| 118 | progressElement.Value = 0.0;
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| 119 | progressElement.Max = 0.0;
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| 120 | progressElement.SetAttribute("hidden", "true");
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| 121 | if (!string.IsNullOrEmpty(text))
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| 122 | spinnerElement.Style.Display = Display.None;
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| 123 | }
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| 124 | var statusElement = (HTMLDivElement)Document.GetElementById("status");
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| 125 | statusElement.InnerHTML = text;
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| 126 | }
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| 127 |
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| 128 | public int totalDependencies = 0;
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| 129 |
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| 130 | public void monitorRunDependencies(int left)
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| 131 | {
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| 132 | totalDependencies = System.Math.Max(totalDependencies, left);
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| 133 | setStatus((left != 0) ? "Preparing... (" + (totalDependencies - left) + "/" + totalDependencies + ")" : "All downloads complete.");
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| 134 | }
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| 135 |
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| 136 | [External, Name(false)]
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| 137 | internal string UTF8ArrayToString(Uint8Array buf, int index)
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| 138 | {
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| 139 | throw new NotImplementedException();
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| 140 | }
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| 141 |
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| 142 | [External]
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| 143 | internal string intArrayToString(Uint8Array buf)
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| 144 | {
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| 145 | throw new NotImplementedException();
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| 146 | }
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| 147 |
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| 148 | [External]
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| 149 | internal int stringToUTF8Array(string str, Uint8Array outU8Array, int outIdx, int maxBytesToWrite)
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| 150 | {
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| 151 | throw new NotImplementedException();
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| 152 | }
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| 153 |
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| 154 | [External]
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| 155 | internal int lengthBytesUTF8(string str)
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| 156 | {
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| 157 | throw new NotImplementedException();
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| 158 | }
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| 159 |
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| 160 | [Name(false)]
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| 161 | internal Uint8Array UTF8StringToArray(string str)
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| 162 | {
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| 163 | var len = lengthBytesUTF8(str);
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| 164 | var result = new Uint8Array(len);
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| 165 | stringToUTF8Array(str, result, 0, len);
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| 166 | return result;
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| 167 | }
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| 168 |
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| 169 | [Script("return this.FS;")]
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| 170 | internal FileSystem GetFileSystem()
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| 171 | {
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| 172 | return (FileSystem)this["FS"];
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| 173 | }
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| 174 |
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| 175 | [External]
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| 176 | internal void stdin(object data)
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| 177 | {
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| 178 | throw new NotImplementedException();
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| 179 | }
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| 180 | }
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| 181 | }
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