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  1. <?php
  2.  
  3. function send_message($id, $message, $progress) {
  4.     $d = array('message' => $message , 'progress' => $progress); //prepare json
  5.     $x = array('id' => $id, 'data' => $d );
  6.     echo json_encode($x) . PHP_EOL;
  7. /*
  8.    if (PHP_SAPI !== 'cli') {
  9.      echo PHP_EOL;
  10.      ob_flush();
  11.    }
  12.    flush();
  13. */
  14. }
  15.  
  16.  
  17. function executeCmd($commandLine) {
  18.  
  19.   $pipe = popen("$commandLine" , 'r');
  20.  
  21.   if (!$pipe) {
  22.     print "pipe failed.";
  23.     return "";
  24.   }
  25.   $output = '';
  26.   $out    = '';
  27.   while(!feof($pipe)) {
  28.     $contents = fread($pipe, 12);
  29.     $unpacked = unpack("l*",$contents);
  30.     $len0      = sizeof($unpacked);
  31.     if ($len0 > 2) {
  32.       $id       =  $unpacked[1];
  33.       $len      =  $unpacked[2];
  34.       $progress =  $unpacked[3];
  35.       if ($len>0){
  36.         $out= fread($pipe, $len);
  37.         send_message($id,$out,$progress);
  38.       }
  39.       $output .=$out;
  40.     }
  41.   }
  42.   pclose($pipe);
  43.   return $output;
  44. }
  45.  
  46.  if (isset($_POST["min"])){
  47.    $min =  $_POST["min"];
  48.  } else {
  49.    $min =  0;
  50.  }
  51.  
  52.  if (isset($_POST["max"])){
  53.    $max =  $_POST["max"];
  54.  } else {
  55.    $max =  10;
  56.  }
  57.  
  58.  if (isset($_POST["fitfun"])){
  59.    $fitfun =  $_POST["fitfun"];
  60.  } else {
  61.    $fitfun =  "gaus";
  62.  }
  63.  
  64.  if (isset($_POST["prm"])){
  65.    $prm =  $_POST["prm"];
  66.  } else {
  67.    $prm =  "9,11,,99,3,,7";
  68.  }
  69.  
  70.  if (isset($_POST["name"])){
  71.    $name =  $_POST["name"];
  72.  } else {
  73.    $name = "h101";
  74.  }
  75.  
  76.  if (isset($_POST["data"])){
  77.    $data =  $_POST["data"];
  78.  } else {
  79.    $data = '{ "_typename" : "TH1F", "fUniqueID" : 0, "fBits" : 50331656, "fName" : "h100", "fTitle" : "Number of particles in the event", "fLineColor" : 602, "fLineStyle" : 1, "fLineWidth" : 1, "fFillColor" : 0, "fFillStyle" : 1001, "fMarkerColor" : 1, "fMarkerStyle" : 1, "fMarkerSize" : 1, "fNcells" : 52, "fXaxis" : { "_typename" : "TAxis", "fUniqueID" : 0, "fBits" : 50331648, "fName" : "xaxis", "fTitle" : "N particles", "fNdivisions" : 510, "fAxisColor" : 1, "fLabelColor" : 1, "fLabelFont" : 42, "fLabelOffset" : 0.005, "fLabelSize" : 0.035, "fTickLength" : 0.03, "fTitleOffset" : 1, "fTitleSize" : 0.035, "fTitleColor" : 1, "fTitleFont" : 42, "fNbins" : 50, "fXmin" : -0.5, "fXmax" : 49.5, "fXbins" : [], "fFirst" : 0, "fLast" : 0, "fBits2" : 0, "fTimeDisplay" : false, "fTimeFormat" : "", "fLabels" : null, "fModLabs" : null }, "fYaxis" : { "_typename" : "TAxis", "fUniqueID" : 0, "fBits" : 50331648, "fName" : "yaxis", "fTitle" : "N events", "fNdivisions" : 510, "fAxisColor" : 1, "fLabelColor" : 1, "fLabelFont" : 42, "fLabelOffset" : 0.005, "fLabelSize" : 0.035, "fTickLength" : 0.03, "fTitleOffset" : 0, "fTitleSize" : 0.035, "fTitleColor" : 1, "fTitleFont" : 42, "fNbins" : 1, "fXmin" : 0, "fXmax" : 1, "fXbins" : [], "fFirst" : 0, "fLast" : 0, "fBits2" : 0, "fTimeDisplay" : false, "fTimeFormat" : "", "fLabels" : null, "fModLabs" : null }, "fZaxis" : { "_typename" : "TAxis", "fUniqueID" : 0, "fBits" : 50331648, "fName" : "zaxis", "fTitle" : "", "fNdivisions" : 510, "fAxisColor" : 1, "fLabelColor" : 1, "fLabelFont" : 42, "fLabelOffset" : 0.005, "fLabelSize" : 0.035, "fTickLength" : 0.03, "fTitleOffset" : 1, "fTitleSize" : 0.035, "fTitleColor" : 1, "fTitleFont" : 42, "fNbins" : 1, "fXmin" : 0, "fXmax" : 1, "fXbins" : [], "fFirst" : 0, "fLast" : 0, "fBits2" : 0, "fTimeDisplay" : false, "fTimeFormat" : "", "fLabels" : null, "fModLabs" : null }, "fBarOffset" : 0, "fBarWidth" : 1000, "fEntries" : 10000, "fTsumw" : 9983, "fTsumw2" : 9983, "fTsumwx" : 175205, "fTsumwx2" : 3620667, "fMaximum" : -1111, "fMinimum" : -1111, "fNormFactor" : 0, "fContour" : [], "fSumw2" : [], "fOption" : "", "fFunctions" : { "_typename" : "TList", "name" : "TList", "arr" : [], "opt" : [] }, "fBufferSize" : 0, "fBuffer" : [], "fBinStatErrOpt" : 0, "fArray" : [0, 0, 0, 0, 86, 122, 117, 135, 176, 263, 306, 367, 412, 508, 596, 643, 618, 566, 524, 552, 503, 439, 418, 374, 333, 311, 229, 222, 188, 172, 123, 120, 92, 82, 81, 53, 47, 32, 36, 28, 27, 17, 14, 9, 10, 6, 8, 6, 4, 5, 3, 17] }';
  80.  }
  81.  
  82. $json  = json_decode($data, true);
  83. $class = $json['_typename'];
  84. $hname = $json['fName'];
  85. $htitle= $json['fTitle'];
  86. $xaxis = $json['fXaxis'];
  87. $xtitle= $xaxis['fTitle'];
  88. $xbins = $xaxis['fNbins'];
  89. $xmin  = $xaxis['fXmin'];
  90. $xmax  = $xaxis['fXmax'];
  91. $yaxis = $json['fYaxis'];
  92. $ytitle= $yaxis['fTitle'];
  93.  
  94.  
  95. $hdata='';
  96. foreach( $json['fArray'] as $key => $value){
  97.         if($key != "0"){
  98.             $hdata .= ", ";
  99.         }
  100.         $hdata .= $value;
  101. }
  102.  
  103. $cmd0  = ".L th1fit.cc+". PHP_EOL;
  104. $cmd0 .= "double data[]={". $hdata . "};" .PHP_EOL;
  105. $cmd0 .= "th1fit(data, \"$hname\",\"$htitle;$xtitle;$ytitle\", $xbins , $xmin, $xmax, $min ,$max ,\"$fitfun\",\"$prm\");". PHP_EOL;
  106.  
  107. if (file_exists('/opt/root/bin/thisroot.sh')){
  108.   $profile ='/opt/root/bin/thisroot.sh';
  109. }
  110. $cmd  ="bash -c 'source $profile ; root -b -l <<EOL" . PHP_EOL;
  111. $cmd .= $cmd0. PHP_EOL;
  112. $cmd .= "EOL'". PHP_EOL;
  113. executeCmd($cmd);
  114. //echo $cmd0;
  115. //echo "name=$name min=$min max=$max func=$fitfun data=$data";
  116. ?>
  117.  
  118.