source: contrib/MailArchiver/sources/docs/metaarchive_models/GraphMLViewer.js @ 6785

Revision 6785, 13.9 KB checked in by rafaelraymundo, 12 years ago (diff)

Ticket #2946 - Liberado codigo do MailArchiver?. Documentação na subpasta DOCS.
Line 
1//
2// yWorks GraphMLViewer 1.0
3//
4//
5var isIE = (navigator.appVersion.indexOf("MSIE") != -1);
6var isWin = (navigator.appVersion.toLowerCase().indexOf("win") != -1);
7var isOpera = (navigator.userAgent.indexOf("Opera") != -1);
8
9// Get the URL of the HTML document. Needed to convert relative URLs into absolute URLs.
10function GetUrl() {
11  return location.href;
12}
13
14var _factories = [
15    function() { return new XMLHttpRequest();},
16    function() { return new ActiveXObject("Msxml2.XMLHTTP"); },
17    function() { return new ActiveXObject("Microsoft.XMLHTTP"); }];
18
19var _factory = null;
20
21// Creates a HttpRequest from one of the factories
22function newRequest() {
23  if (_factory != null) return _factory;
24  for (var i=0; i<_factories.length; i++) {
25    try {
26      var factory = _factories[i];
27      var request = factory();
28      if (request != null) {
29        _factory = factory;
30        return request;
31      }
32    }catch(e) {
33      continue;
34    }
35  }
36  return null;
37}
38
39// loads a GraphML
40function LoadGraphML(url) {
41  var request = newRequest();
42  var func = null;      //getCompleteCallback();        // async loading doesn't work currently
43  if (request != null) {
44    if (func) {
45      request.open("GET", url, true);
46      request.onreadystatechange = function() {
47        if (request.readyState == 4) {
48          onLoadComplete(request.responseText);
49        }
50      }
51      request.send(null);
52      return "async";
53    } else {
54      request.open("GET", url, false);
55      request.send(null);
56      //      var response = request.responseXML;
57      var text = request.responseText;
58      if (text) return text;
59
60    }
61
62  }
63  return null;
64}
65
66function getCompleteCallback() {
67  var swfFile;
68  if (navigator.appName.indexOf("Microsoft") != -1) {
69    swfFile = window["GraphMLViewer"];
70  } else {
71    swfFile = document["GraphMLViewer"];
72  }
73  return swfFile.loadCompleteCallback;
74}
75
76function onLoadComplete(value) {
77  var func = getCompleteCallback();
78  func(value);
79}
80
81
82// Gets the parameters and creates and starts the viewer.
83// Returns false if the Flash Player is too old or not installed.
84function RunPlayer() {
85
86  var hasRequestedVersion = DetectFlashVer(9, 0, 38);
87
88  var params = CreateParams(arguments);
89
90  if (!hasRequestedVersion) {
91    return false;
92  }
93
94  initMouseWheel();
95
96  var url = "GraphMLViewer.swf";
97  if (location.href.substr(0, 5) != "file:") {
98    url = "http://www.yworks.com/products/graphmlviewer/1.1/GraphMLViewer.swf";
99  }
100
101  var str = '<object classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000" ' +
102            'id="viewer'+ params["id"] + '" width="' + params["width"] + '" height="' + params["height"] + '"' +
103            ' codebase="http://fpdownload.macromedia.com/get/flashplayer/current/swflash.cab">' +
104            ' <param name="movie" value="' + url + '" />' +
105            ' <param name="quality" value="high" />' +
106            ' <param name="bgcolor" value="#ffffff" />' +
107            ' <param name="allowScriptAccess" value="always" />' +
108            ' <param name="FlashVars" value="' + params["flashvars"] + '" />' +
109            ' <embed src="' + url + '" quality="high" bgcolor="#ffffff"' +
110            '  width="' + params["width"] + '" height="' + params["height"] + '" name="viewer'+ params["id"] + '" align="middle"' +
111            '  play="true"' +
112            '  loop="false"' +
113            '  allowScriptAccess="always"' +
114            '  type="application/x-shockwave-flash"' +
115            '  pluginspage="http://www.adobe.com/go/getflashplayer"' +
116            '  FlashVars="' + params["flashvars"] + '">' +
117            '</embed>' +
118            '</object>';
119
120  document.write(str);
121
122  return true;
123}
124
125function CreateParams(args) {
126  var ret = new Object();
127  var flashVars = new Object();
128  for (var i = 0; i < args.length; i += 2) {
129    var param = String(args[i]).toLowerCase();
130    switch (param) {
131      case "width":
132      case "height":
133      case "flashvars":
134      case "id":
135        ret[param] = args[i + 1];
136        break;
137      default:
138        flashVars[param] = args[i + 1];
139        break;
140    }
141  }
142  if (!ret["flashvars"]) {
143    var flashVarString = "";
144    if (flashVars["graphurl"] != null) {
145      flashVarString = flashVarString + "&graphUrl=" + flashVars["graphurl"];
146    }
147    if (flashVars["overview"] != null) {
148      flashVarString = flashVarString + "&overview=" + flashVars["overview"];
149    }
150    if (flashVars["toolbar"] != null) {
151      flashVarString = flashVarString + "&toolbar=" + flashVars["toolbar"];
152    }
153    if (flashVars["tooltips"] != null) {
154      flashVarString = flashVarString + "&tooltips=" + flashVars["tooltips"];
155    }
156    if (flashVars["movable"] != null) {
157      flashVarString = flashVarString + "&movable=" + flashVars["movable"];
158    }
159    if (flashVars["links"] != null) {
160      flashVarString = flashVarString + "&links=" + flashVars["links"];
161    }
162    if (flashVars["linksinnewwindow"] != null) {
163      flashVarString = flashVarString + "&linksInNewWindow=" + flashVars["linksinnewwindow"];
164    }
165    if (flashVars["viewport"] != null) {
166      flashVarString = flashVarString + "&viewport=" + flashVars["viewport"];
167    }
168    if (flashVars["scrollbars"] != null) {
169      flashVarString = flashVarString + "&scrollbars=" + flashVars["scrollbars"];
170    }
171    if (flashVarString.length > 0) {
172      ret["flashvars"] = flashVarString.substring(1, flashVarString.length);
173    }
174  }
175  if (!ret["width"]) {
176    ret["width"] = "100%";
177  }
178  if (!ret["height"]) {
179    ret["height"] = "100%";
180  }
181  if (!ret["id"]) {
182    ret["id"] = "1";
183  }
184  return ret;
185}
186
187
188////////////////// Mouse wheel stuff //////////////////////
189
190
191// create unique namespace
192if(typeof eb == "undefined" || !eb)     eb = {};
193
194var userAgent = navigator.userAgent.toLowerCase();
195eb.platform = {
196    win:/win/.test(userAgent),
197    mac:/mac/.test(userAgent)
198};
199eb.browser = {
200    version: (userAgent.match(/.+(?:rv|it|ra|ie)[\/: ]([\d.]+)/) || [])[1],
201    safari: /webkit/.test(userAgent),
202    opera: /opera/.test(userAgent),
203    msie: /msie/.test(userAgent) && !/opera/.test(userAgent),
204    mozilla: /mozilla/.test(userAgent) && !/(compatible|webkit)/.test(userAgent),
205    chrome: /chrome/.test(userAgent)
206};
207
208function isHovering(evt) {
209        var r = false;
210    var elem = evt.srcElement ? evt.srcElement : evt.target;
211        if( null != elem ) {
212                var nodeName = elem.nodeName.toLowerCase();
213            if (( nodeName == "object" &&
214                  elem.getAttribute("classid").toLowerCase() == "clsid:d27cdb6e-ae6d-11cf-96b8-444553540000") ||
215                (nodeName == "embed" &&
216                  elem.getAttribute("type") == "application/x-shockwave-flash")) {
217                r = true;
218            }
219    }
220    return r;
221}
222
223function onMouseWheel(evt) {
224    evt = evt? evt : window.event;
225    if (isHovering(evt)) { return handleMouseWheel(evt); }
226    return true;
227}
228
229function handleMouseWheel(evt) {
230    evt = evt ? evt : window.event;
231    if (evt.stopPropagation) {
232        evt.stopPropagation();
233    }
234    if (evt.preventDefault) {
235        evt.preventDefault();
236    }
237    evt.cancelBubble = true;
238    evt.cancel = true;
239    evt.returnValue = false;
240    var elem = evt.srcElement ? evt.srcElement : evt.target;
241    if (evt.wheelDelta)        delta = evt.wheelDelta / (eb.browser.opera ? 12 : 120);
242    else if (evt.detail)        delta = -evt.detail;
243    if (eb.platform.mac && elem.externalMouseEvent)  elem.externalMouseEvent(delta);
244    return false;
245}
246var  initialized = false;
247
248function initMouseWheel() {
249  if (!initialized) {
250    if (window.addEventListener) {
251        window.addEventListener('DOMMouseScroll', onMouseWheel, false);
252    }
253    window.onmousewheel = document.onmousewheel = onMouseWheel;
254    initialized = true;
255    }
256}
257
258
259
260// JavaScript helper required to detect Flash Player PlugIn version information
261function GetSwfVer() {
262  // NS/Opera version >= 3 check for Flash plugin in plugin array
263  var flashVer = -1;
264
265  if (navigator.plugins != null && navigator.plugins.length > 0) {
266    if (navigator.plugins["Shockwave Flash 2.0"] || navigator.plugins["Shockwave Flash"]) {
267      var swVer2 = navigator.plugins["Shockwave Flash 2.0"] ? " 2.0" : "";
268      var flashDescription = navigator.plugins["Shockwave Flash" + swVer2].description;
269      var descArray = flashDescription.split(" ");
270      var tempArrayMajor = descArray[2].split(".");
271      var versionMajor = tempArrayMajor[0];
272      var versionMinor = tempArrayMajor[1];
273      var versionRevision = descArray[3];
274      if (versionRevision == "") {
275        versionRevision = descArray[4];
276      }
277      if (versionRevision[0] == "d") {
278        versionRevision = versionRevision.substring(1);
279      } else if (versionRevision[0] == "r") {
280        versionRevision = versionRevision.substring(1);
281        if (versionRevision.indexOf("d") > 0) {
282          versionRevision = versionRevision.substring(0, versionRevision.indexOf("d"));
283        }
284      }
285      flashVer = versionMajor + "." + versionMinor + "." + versionRevision;
286    }
287  }
288  // MSN/WebTV 2.6 supports Flash 4
289  else if (navigator.userAgent.toLowerCase().indexOf("webtv/2.6") != -1) flashVer = 4;
290  // WebTV 2.5 supports Flash 3
291  else if (navigator.userAgent.toLowerCase().indexOf("webtv/2.5") != -1) flashVer = 3;
292  // older WebTV supports Flash 2
293  else if (navigator.userAgent.toLowerCase().indexOf("webtv") != -1) flashVer = 2;
294  else if (isIE && isWin && !isOpera) {
295    flashVer = ControlVersion();
296  }
297  return flashVer;
298}
299
300function ControlVersion()
301{
302        var version;
303        var axo;
304        var e;
305
306        // NOTE : new ActiveXObject(strFoo) throws an exception if strFoo isn't in the registry
307
308        try {
309                // version will be set for 7.X or greater players
310                axo = new ActiveXObject("ShockwaveFlash.ShockwaveFlash.7");
311                version = axo.GetVariable("$version");
312        } catch (e) {
313        }
314
315        if (!version)
316        {
317                try {
318                        // version will be set for 6.X players only
319                        axo = new ActiveXObject("ShockwaveFlash.ShockwaveFlash.6");
320
321                        // installed player is some revision of 6.0
322                        // GetVariable("$version") crashes for versions 6.0.22 through 6.0.29,
323                        // so we have to be careful.
324
325                        // default to the first public version
326                        version = "WIN 6,0,21,0";
327
328                        // throws if AllowScripAccess does not exist (introduced in 6.0r47)
329                        axo.AllowScriptAccess = "always";
330
331                        // safe to call for 6.0r47 or greater
332                        version = axo.GetVariable("$version");
333
334                } catch (e) {
335                }
336        }
337
338        if (!version)
339        {
340                try {
341                        // version will be set for 4.X or 5.X player
342                        axo = new ActiveXObject("ShockwaveFlash.ShockwaveFlash.3");
343                        version = axo.GetVariable("$version");
344                } catch (e) {
345                }
346        }
347
348        if (!version)
349        {
350                try {
351                        // version will be set for 3.X player
352                        axo = new ActiveXObject("ShockwaveFlash.ShockwaveFlash.3");
353                        version = "WIN 3,0,18,0";
354                } catch (e) {
355                }
356        }
357
358        if (!version)
359        {
360                try {
361                        // version will be set for 2.X player
362                        axo = new ActiveXObject("ShockwaveFlash.ShockwaveFlash");
363                        version = "WIN 2,0,0,11";
364                } catch (e) {
365                        version = -1;
366                }
367        }
368
369        return version;
370}
371
372// When called with reqMajorVer, reqMinorVer, reqRevision returns true if that version or greater is available
373function DetectFlashVer(reqMajorVer, reqMinorVer, reqRevision)
374{
375  var versionStr = GetSwfVer();
376  if (versionStr == -1) {
377    return false;
378  } else if (versionStr != 0) {
379    if (isIE && isWin && !isOpera) {
380      // Given "WIN 2,0,0,11"
381      var tempArray = versionStr.split(" ");
382      // ["WIN", "2,0,0,11"]
383      var tempString = tempArray[1];
384      // "2,0,0,11"
385      var versionArray = tempString.split(",");
386      // ['2', '0', '0', '11']
387    } else {
388      var versionArray = versionStr.split(".");
389    }
390    var versionMajor = versionArray[0];
391    var versionMinor = versionArray[1];
392    var versionRevision = versionArray[2];
393
394    // is the major.revision >= requested major.revision AND the minor version >= requested minor
395    if (versionMajor > parseFloat(reqMajorVer)) {
396      return true;
397    } else if (versionMajor == parseFloat(reqMajorVer)) {
398      if (versionMinor > parseFloat(reqMinorVer))
399        return true;
400      else if (versionMinor == parseFloat(reqMinorVer)) {
401        if (versionRevision >= parseFloat(reqRevision))
402          return true;
403      }
404    }
405  }
406  return false;
407}
408
409// Installs the latest Flash player.
410// Needs Flash Player 6.0.65 or later.
411// Returns false if the Flash player is too old or not installed.
412function InstallFlashUpdate() {
413
414  var hasProductInstall = DetectFlashVer(6, 0, 65);
415  if (hasProductInstall) {
416    var params = CreateParams(arguments);
417    var MMPlayerType = isIE ? "ActiveX" : "PlugIn";
418    var MMredirectURL = window.location;
419    document.title = document.title.slice(0, 47) + " - Flash Player Installation";
420    var MMdoctitle = document.title;
421    var fv = "MMredirectURL=" + MMredirectURL + '&MMplayerType=' + MMPlayerType + '&MMdoctitle=' + MMdoctitle;
422    document.write('<object classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000" ' +
423                   'id="GraphMLViewer" width="' + params["width"] + '" height="' + params["height"] + '"' +
424                   ' codebase="http://fpdownload.macromedia.com/get/flashplayer/current/swflash.cab">' +
425                   ' <param name="movie" value="http://www.yworks.com/products/graphmlviewer/1.0.1/playerProductInstall.swf" />' +
426                   ' <param name="quality" value="high" />' +
427                   ' <param name="bgcolor" value="#ffffff" />' +
428                   ' <param name="allowScriptAccess" value="sameDomain" />' +
429                   ' <param name="FlashVars" value="' + fv + '" />' +
430                   ' <embed src="http://www.yworks.com/products/graphmlviewer/1.0.1/playerProductInstall.swf" quality="high" bgcolor="#ffffff"' +
431                   '  width="' + params["width"] + '" height="' + params["height"] + '" name="yEdViewer.graphml" align="middle"' +
432                   '  play="true"' +
433                   '  loop="false"' +
434                   '  quality="high"' +
435                   '  allowScriptAccess="sameDomain"' +
436                   '  type="application/x-shockwave-flash"' +
437                   '  pluginspage="http://www.adobe.com/go/getflashplayer"' +
438                   '  FlashVars="' + fv + '">' +
439                   '</embed>' +
440                   '</object>');
441    return true;
442  } else {
443    return false;
444  }
445}
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