• Flash Player Version Detection (abobe 的 flash “自动激活”代码)


    //v1.7
    // Flash Player Version Detection
    // Detect Client Browser type
    // Copyright 2005-2007 Adobe Systems Incorporated.  All rights reserved.
    var isIE  = (navigator.appVersion.indexOf("MSIE") != -1) ? true : false;
    var isWin = (navigator.appVersion.toLowerCase().indexOf("win") != -1) ? true : false;
    var isOpera = (navigator.userAgent.indexOf("Opera") != -1) ? true : false;

    function ControlVersion()
    {
     var version;
     var axo;
     var e;

     // NOTE : new ActiveXObject(strFoo) throws an exception if strFoo isn't in the registry

     try {
      // version will be set for 7.X or greater players
      axo = new ActiveXObject("ShockwaveFlash.ShockwaveFlash.7");
      version = axo.GetVariable("$version");
     } catch (e) {
     }

     if (!version)
     {
      try {
       // version will be set for 6.X players only
       axo = new ActiveXObject("ShockwaveFlash.ShockwaveFlash.6");
       
       // installed player is some revision of 6.0
       // GetVariable("$version") crashes for versions 6.0.22 through 6.0.29,
       // so we have to be careful.
       
       // default to the first public version
       version = "WIN 6,0,21,0";

       // throws if AllowScripAccess does not exist (introduced in 6.0r47)  
       axo.AllowScriptAccess = "always";

       // safe to call for 6.0r47 or greater
       version = axo.GetVariable("$version");

      } catch (e) {
      }
     }

     if (!version)
     {
      try {
       // version will be set for 4.X or 5.X player
       axo = new ActiveXObject("ShockwaveFlash.ShockwaveFlash.3");
       version = axo.GetVariable("$version");
      } catch (e) {
      }
     }

     if (!version)
     {
      try {
       // version will be set for 3.X player
       axo = new ActiveXObject("ShockwaveFlash.ShockwaveFlash.3");
       version = "WIN 3,0,18,0";
      } catch (e) {
      }
     }

     if (!version)
     {
      try {
       // version will be set for 2.X player
       axo = new ActiveXObject("ShockwaveFlash.ShockwaveFlash");
       version = "WIN 2,0,0,11";
      } catch (e) {
       version = -1;
      }
     }
     
     return version;
    }

    // JavaScript helper required to detect Flash Player PlugIn version information
    function GetSwfVer(){
     // NS/Opera version >= 3 check for Flash plugin in plugin array
     var flashVer = -1;
     
     if (navigator.plugins != null && navigator.plugins.length > 0) {
      if (navigator.plugins["Shockwave Flash 2.0"] || navigator.plugins["Shockwave Flash"]) {
       var swVer2 = navigator.plugins["Shockwave Flash 2.0"] ? " 2.0" : "";
       var flashDescription = navigator.plugins["Shockwave Flash" + swVer2].description;
       var descArray = flashDescription.split(" ");
       var tempArrayMajor = descArray[2].split(".");   
       var versionMajor = tempArrayMajor[0];
       var versionMinor = tempArrayMajor[1];
       var versionRevision = descArray[3];
       if (versionRevision == "") {
        versionRevision = descArray[4];
       }
       if (versionRevision[0] == "d") {
        versionRevision = versionRevision.substring(1);
       } else if (versionRevision[0] == "r") {
        versionRevision = versionRevision.substring(1);
        if (versionRevision.indexOf("d") > 0) {
         versionRevision = versionRevision.substring(0, versionRevision.indexOf("d"));
        }
       }
       var flashVer = versionMajor + "." + versionMinor + "." + versionRevision;
      }
     }
     // MSN/WebTV 2.6 supports Flash 4
     else if (navigator.userAgent.toLowerCase().indexOf("webtv/2.6") != -1) flashVer = 4;
     // WebTV 2.5 supports Flash 3
     else if (navigator.userAgent.toLowerCase().indexOf("webtv/2.5") != -1) flashVer = 3;
     // older WebTV supports Flash 2
     else if (navigator.userAgent.toLowerCase().indexOf("webtv") != -1) flashVer = 2;
     else if ( isIE && isWin && !isOpera ) {
      flashVer = ControlVersion();
     } 
     return flashVer;
    }

    // When called with reqMajorVer, reqMinorVer, reqRevision returns true if that version or greater is available
    function DetectFlashVer(reqMajorVer, reqMinorVer, reqRevision)
    {
     versionStr = GetSwfVer();
     if (versionStr == -1 ) {
      return false;
     } else if (versionStr != 0) {
      if(isIE && isWin && !isOpera) {
       // Given "WIN 2,0,0,11"
       tempArray         = versionStr.split(" ");  // ["WIN", "2,0,0,11"]
       tempString        = tempArray[1];   // "2,0,0,11"
       versionArray      = tempString.split(","); // ['2', '0', '0', '11']
      } else {
       versionArray      = versionStr.split(".");
      }
      var versionMajor      = versionArray[0];
      var versionMinor      = versionArray[1];
      var versionRevision   = versionArray[2];

             // is the major.revision >= requested major.revision AND the minor version >= requested minor
      if (versionMajor > parseFloat(reqMajorVer)) {
       return true;
      } else if (versionMajor == parseFloat(reqMajorVer)) {
       if (versionMinor > parseFloat(reqMinorVer))
        return true;
       else if (versionMinor == parseFloat(reqMinorVer)) {
        if (versionRevision >= parseFloat(reqRevision))
         return true;
       }
      }
      return false;
     }
    }

    function AC_AddExtension(src, ext)
    {
      if (src.indexOf('?') != -1)
        return src.replace(/\?/, ext+'?');
      else
        return src + ext;
    }

    function AC_Generateobj(objAttrs, params, embedAttrs)
    {
      var str = '';
      if (isIE && isWin && !isOpera)
      {
        str += '<object ';
        for (var i in objAttrs)
        {
          str += i + '="' + objAttrs[i] + '" ';
        }
        str += '>';
        for (var i in params)
        {
          str += '<param name="' + i + '" value="' + params[i] + '" /> ';
        }
        str += '</object>';
      }
      else
      {
        str += '<embed ';
        for (var i in embedAttrs)
        {
          str += i + '="' + embedAttrs[i] + '" ';
        }
        str += '> </embed>';
      }

      document.write(str);
    }

    function AC_FL_RunContent(){
      var ret =
        AC_GetArgs
        (  arguments, ".swf", "movie", "clsid:d27cdb6e-ae6d-11cf-96b8-444553540000"
         , "application/x-shockwave-flash"
        );
      AC_Generateobj(ret.objAttrs, ret.params, ret.embedAttrs);
    }

    function AC_SW_RunContent(){
      var ret =
        AC_GetArgs
        (  arguments, ".dcr", "src", "clsid:166B1BCA-3F9C-11CF-8075-444553540000"
         , null
        );
      AC_Generateobj(ret.objAttrs, ret.params, ret.embedAttrs);
    }

    function AC_GetArgs(args, ext, srcParamName, classid, mimeType){
      var ret = new Object();
      ret.embedAttrs = new Object();
      ret.params = new Object();
      ret.objAttrs = new Object();
      for (var i=0; i < args.length; i=i+2){
        var currArg = args[i].toLowerCase();   

        switch (currArg){ 
          case "classid":
            break;
          case "pluginspage":
            ret.embedAttrs[args[i]] = args[i+1];
            break;
          case "src":
          case "movie": 
            args[i+1] = AC_AddExtension(args[i+1], ext);
            ret.embedAttrs["src"] = args[i+1];
            ret.params[srcParamName] = args[i+1];
            break;
          case "onafterupdate":
          case "onbeforeupdate":
          case "onblur":
          case "oncellchange":
          case "onclick":
          case "ondblClick":
          case "ondrag":
          case "ondragend":
          case "ondragenter":
          case "ondragleave":
          case "ondragover":
          case "ondrop":
          case "onfinish":
          case "onfocus":
          case "onhelp":
          case "onmousedown":
          case "onmouseup":
          case "onmouseover":
          case "onmousemove":
          case "onmouseout":
          case "onkeypress":
          case "onkeydown":
          case "onkeyup":
          case "onload":
          case "onlosecapture":
          case "onpropertychange":
          case "onreadystatechange":
          case "onrowsdelete":
          case "onrowenter":
          case "onrowexit":
          case "onrowsinserted":
          case "onstart":
          case "onscroll":
          case "onbeforeeditfocus":
          case "onactivate":
          case "onbeforedeactivate":
          case "ondeactivate":
          case "type":
          case "codebase":
          case "id":
            ret.objAttrs[args[i]] = args[i+1];
            break;
          case "width":
          case "height":
          case "align":
          case "vspace":
          case "hspace":
          case "class":
          case "title":
          case "accesskey":
          case "name":
          case "tabindex":
            ret.embedAttrs[args[i]] = ret.objAttrs[args[i]] = args[i+1];
            break;
          default:
            ret.embedAttrs[args[i]] = ret.params[args[i]] = args[i+1];
        }
      }
      ret.objAttrs["classid"] = classid;
      if (mimeType) ret.embedAttrs["type"] = mimeType;
      return ret;
    }

     

     

    /*

     安装了flash cs3之后发现   程序发布静态页面的时候  已经自动生成了一个这个js文件  在同一级文件夹中了

    HTML页面:

    <script type="text/javascript">
    AC_FL_RunContent( 'codebase','http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=9,0,28,0','width','1004','height','154','src','aaaa','quality','high','pluginspage','http://www.adobe.com/shockwave/download/download.cgi?P1_Prod_Version=ShockwaveFlash','movie','aa' ); //end AC code
    </script>

    <noscript><object classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000" codebase="http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=9,0,28,0" width="1004" height="154">
          <param name="movie" value="aa.swf" />
          <param name="quality" value="high" />
          <embed src="aaaa.swf" quality="high" pluginspage="http://www.adobe.com/shockwave/download/download.cgi?P1_Prod_Version=ShockwaveFlash" type="application/x-shockwave-flash" width="1004" height="154"></embed>
        </object></noscript>

    */

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  • 原文地址:https://www.cnblogs.com/zhangsir/p/1230412.html
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