source: trunk/FACT++/www/viewer/index.php@ 17792

Last change on this file since 17792 was 17792, checked in by tbretz, 11 years ago
Neighbors is not used anymore. A JS array will be faster than a php array of fixed size with int-to-int will be faster than accessing a php array.
File size: 10.6 KB
Line 
1<?php
2
3if (!extension_loaded('v8js'))
4 die("V8Js missing");
5
6$path = array(
7 "cal" => "/daq/caltest/",
8 "raw" => "/daq/raw/"
9 );
10
11if (isset($_POST['editor1']) || isset($_POST['editor2']))
12{
13 $isOne = isset($_POST['editor1']);
14
15 $source = $isOne ? $_POST['editor1'] : $_POST['editor2'];
16 if (!isset($_POST['files']))
17 $name = $isOne ? "proc.js" : "main.js";
18 else
19 $name = $_POST['files'][0];
20
21 header($_SERVER["SERVER_PROTOCOL"] . " 200 OK");
22 header('Cache-Control: public'); // needed for i.e.
23 header('Content-Type: text/plain');
24 header('Content-Transfer-Encoding: Text');
25 header('Content-Disposition: attachment; filename="'.$name.'"');
26 print($source);
27 return;
28}
29
30// This is a pretty weird hack because it does first convert
31// all data to ascii (json) to print it...
32if (isset($_POST['data']))
33{
34 header($_SERVER["SERVER_PROTOCOL"] . " 200 OK");
35 header('Cache-Control: public'); // needed for i.e.
36 header('Content-Type: text/plain');
37 header('Content-Transfer-Encoding: Text');
38 header('Content-Disposition: attachment; filename="data.txt"');
39
40 $json = json_decode($_POST['data']);
41
42 $n = count($json[0]);
43 $cnt = count($json);
44
45 for ($i=0; $i<$n; $i++)
46 {
47 print($i." ".$json[0][$i]);
48
49 if ($cnt>1)
50 print(" ".$json[1][$i]);
51 if ($cnt>2)
52 print(" ".$json[2][$i]);
53 if ($cnt>3)
54 print(" ".$json[3][$i]);
55 print("\n");
56 }
57 return;
58}
59
60if (!isset($_POST['file']) || !isset($_POST['event']) || !isset($_POST['pixel']))
61{
62 /*
63 function getList($path)
64 {
65 $hasdir = false;
66
67 $list = array();
68 foreach (new DirectoryIterator($path) as $file)
69 {
70 if ($file->isDot())
71 continue;
72
73 $name = $file->getFilename();
74
75
76 if ($file->isDir())
77 {
78 $list[$name] = getList($path."/".$name);
79 $hasdir = true;
80 }
81
82 if ($file->isFile() && $file->isReadable())
83 {
84 if (substr($name, 12)!=".fits.fz")
85 continue;
86
87 array_push($list, substr($name, 9, 3));
88 }
89 }
90
91 if (!$hasdir)
92 sort($list);
93 return $list;
94 }
95 */
96
97 function getList($path, $sub, $check)
98 {
99 $hasdir = false;
100
101 $list = array();
102 foreach (new DirectoryIterator($path."/".$sub) as $file)
103 {
104 if ($file->isDot())
105 continue;
106
107 $name = $file->getFilename();
108
109 if ($file->isDir())
110 $list = array_merge($list, getList($path, $sub."/".$name, $check));
111
112 if ($file->isFile() && $file->isReadable())
113 {
114 if (substr($name, 12)!=".fits.fz")
115 continue;
116
117 $rc = substr($name, 0, 4)."/".substr($name, 4, 2)."/".substr($name, 6, 2)."-".substr($name, 9, 3);
118
119 $list[$rc] = array_key_exists($rc, $check);
120 }
121 }
122
123 return $list;
124 }
125
126 try
127 {
128 $cal = getList($path['cal'], "", array());
129 $raw = getList($path['raw'], "", $cal);
130 ksort($raw);
131 }
132 catch (Exception $e)
133 {
134 return header('HTTP/1.0 400 '.$e->getMessage());
135 }
136
137 print(json_encode($raw));
138 return;
139}
140
141$event = intval($_POST['event']);
142$pixel = intval($_POST['pixel']);
143
144function get($handle, $format, $count = 1)
145{
146 $size = 0;
147 switch ($format)
148 {
149 case 'd': $size = 8; break;
150 case 'L': $size = 4; break;
151 case 'S': $size = 2; break;
152 case 's': $size = 2; break;
153 }
154
155 if ($size==0)
156 return;
157
158 $binary = fread($handle, $size*$count);
159 $data = unpack($format.$count, $binary);
160
161 return $count==1 ? $data[1] : $data;
162}
163
164//ini_set("memory_limit", "64M");
165
166//define('E_FATAL', E_ERROR | E_USER_ERROR | E_PARSE | E_CORE_ERROR |
167// E_COMPILE_ERROR | E_RECOVERABLE_ERROR);
168
169$rc = array();
170$rc['startPhp'] = microtime(true);
171
172// ============================ Read data from file ==========================
173$file = $_POST['file'];
174
175$y = substr($file, 0, 4);
176$m = substr($file, 5, 2);
177$d = substr($file, 8, 2);
178$r = substr($file, 11, 3);
179
180$rootpath = isset($_POST['calibrated']) ? $path['cal'] : $path['raw'];
181
182$filename = $rootpath.$y."/".$m."/".$d."/".$y.$m.$d."_".$r.".fits.fz";
183
184if (!file_exists($filename))
185 return header("HTTP/1.0 400 File '".$file."' not found.");
186
187$file = popen("/home/fact/FACT++/getevent ".$filename." ".$event." 2> /dev/null", "r");
188if (!$file)
189 return header('HTTP/1.0 400 Could not open pipe.');
190
191$evt = array();
192$fil = array();
193
194$fil['runType'] = trim(fread($file, 80));
195if (feof($file))
196 return header('HTTP/1.0 400 Data not available.');
197
198$fil['runStart'] = get($file, "d");
199$fil['runEnd'] = get($file, "d");
200$fil['drsFile'] = get($file, "s");
201$fil['numEvents'] = get($file, "L");
202$fil['scale'] = get($file, "s");
203$evt['numRoi'] = get($file, "L");
204$evt['numPix'] = get($file, "L");
205$evt['eventNumber'] = get($file, "L");
206//$evt['triggerNumber'] = get($file, "L");
207$evt['triggerType'] = get($file, "S");
208$evt['unixTime'] = get($file, "L", 2);
209
210if (isset($_POST['source1']))
211{
212 // Read the data and copy it from an associative array to an Array
213 // (this is just nicer and seems more logical)
214 $binary = array();
215 for ($i=0; $i<$evt['numPix']; $i++)
216 $binary[$i] = fread($file, 2*$evt['numRoi']);
217 /*
218 $data = array();
219 for ($i=0; $i<$evt['numPix']; $i++)
220 {
221 $var = get($file, "s", $evt['numRoi']);
222 $data[$i] = array();
223 for ($j=0; $j<$evt['numRoi']; $j++)
224 $data[$i][$j] = $var[$j+1]*0.48828125; // dac -> mV
225 }*/
226}
227
228if (feof($file))
229 return header('HTTP/1.0 400 Data from file incomplete.');
230
231pclose($file);
232
233if ($fil['numEvents']==0)
234 return header('HTTP/1.0 400 Could not read event.');
235
236// =========================== Decode trigger type ===========================
237
238$typ = $evt['triggerType'];
239$evt['trigger'] = array();
240if ($typ!=0 && ($typ & 0x8703)==0)
241 array_push($evt['trigger'], "PHYS");
242if (($typ&0x0100)!=0)
243 array_push($evt['trigger'], "LPext");
244if (($typ&0x0200)!=0)
245 array_push($evt['trigger'], "LPint");
246if (($typ&0x0400)!=0)
247 array_push($evt['trigger'], "PED");
248if (($typ&0x8000)!=0)
249 array_push($evt['trigger'], "TIM");
250if (($typ&0x0001)!=0)
251 array_push($evt['trigger'], "EXT1");
252if (($typ&0x0002)!=0)
253 array_push($evt['trigger'], "EXT2");
254
255// =============================== Some data =================================
256
257//require_once("neighbors.php");
258
259//$rc['neighbors'] = $neighbors;
260$rc['event'] = $evt;
261$rc['file'] = $fil;
262$rc['event']['index'] = $event;
263$rc['event']['pixel'] = $pixel;
264//$rc['waveform'] = $data[$pixel];
265
266// Get execution times
267$now = microtime(true);
268
269if (isset($_POST['source1']))
270{
271 // =============================== Run Javascript ============================
272
273/*
274$JS = <<< EOT
275require("path/to/module1");
276EOT;
277
278$v8 = new V8Js();
279$v8->setModuleLoader(function($module) {
280 switch ($module) {
281 case 'path/to/module1':
282 return 'print(' . json_encode($module . PHP_EOL) . ');require("./module2");';
283
284 case 'path/to/module2':
285 return 'print(' . json_encode($module . PHP_EOL) . ');require("../../module3");';
286
287 default:
288 return 'print(' . json_encode($module . PHP_EOL) . ');';
289 }
290});
291*/
292
293 // V8Js global methods: exit, print, sleep, var_dump, require
294 //$v8 = new V8Js("$", array("data"=>"data"), extensions, flags, millisecond, bytes);
295 $v8 = new V8Js("$"/*, array("data"=>"data")*/);
296
297 //$v8 = new V8Js("$", array("data"=>"data"));
298
299 //V8Js::registerExtension("exit", "1");
300 //$v8 = new V8Js("$", array(), array("exit"));
301
302 //$v8->func = function($a) { echo "Closure with param $a\n"; };
303 //$v8->greeting = "From PHP with love!";
304
305 // This is much faster than the variables option in the constructor
306
307 $roi = $evt['numRoi'];
308
309 //$v8->data = $data;
310 //$v8->test = array();;
311 //$v8->data = array();
312 $v8->nroi = $evt['numRoi'];
313 $v8->npix = $evt['numPix'];
314 $v8->trigger = $evt['trigger'];
315 $v8->event = $evt;
316 $v8->file = $fil;
317// $v8->neighbors = $neighbors;
318 $v8->clone = function($data) { return $data; };
319 $v8->scale = $fil['scale']==0 ? 2000./4096. : 1./$fil['scale'];
320 $v8->unpack = function($i)
321 {
322 global $binary, $roi, $v8;
323 $u = unpack("s".$roi, $binary[$i]);
324 $arr = array();
325 for ($i=0; $i<$roi; $i++)
326 $arr[$i] = $u[$i+1]*$v8->scale;
327 return $arr;
328 };
329
330 // 10, 445, 91.75 MiB
331 // 376, 720, 91.75 MiB
332
333 $internal = file_get_contents("internal.js");
334
335 // Buffer output from javascript
336 ob_start();
337
338 $rc['timeJS'] = array();
339 $rc['startJs'] = microtime(true);
340
341 try
342 {
343 $v8->executeString($internal, 'internal.js');
344
345 // We unpack the data pixel by pixel and copy the array directly to the
346 // Javasscript array. This significantly decreases memory usage because
347 // we need only one of the super memory hungry php arrays of size ROI
348 // instead of 1440.
349 $JS = "$.data = new Array($.event.numPix); for (var i=0; i<$.event.numPix; i++) $.data[i] = $.unpack(i);";
350 $v8->executeString($JS, 'internal');
351
352 $rc['timeJs'][0] = (microtime(true) - $rc['startJs']);
353
354 $JS = "'use strict'; function proc(pixel){\n".$_POST['source1']."\n};proc(".$pixel.");";
355 $rc['waveform'] = $v8->executeString($JS, 'proc');
356
357 $rc['timeJs'][1] = (microtime(true) - $rc['startJs']);
358
359 if (isset($_POST['source2']))
360 {
361 $JS = "'use strict'; (function main(){\n".$_POST['source2']."\n})();";
362 $rc['ret'] = $v8->executeString($JS, 'main');
363 }
364
365 // This is supposed to work, but it seems it does not...
366 //$v8->proc = $rc['ret']->proc;
367 //$rc['ret'] = $v8->executeString('PHP.proc();', 'proc');
368 }
369 catch (V8JsException $e)
370 {
371 $rc['err'] = array();
372 $rc['err']['message'] = $e->getMessage();
373 $rc['err']['file'] = $e->getJsFileName();
374 $rc['err']['sourceLine'] = $e->getJsSourceLine();
375 $rc['err']['lineNumber'] = $e->getJsLineNumber()-1;
376 $rc['err']['trace'] = $e->getJsTrace();
377 }
378
379 $rc['timeJs'][2] = (microtime(true) - $rc['startJs']);
380
381 // Copy output buffer and clean it
382 $rc['debug'] = ob_get_contents();
383 ob_end_clean();
384}
385
386$rc['memory'] = memory_get_peak_usage(true)/1024/1024;
387$rc['timePhp'] = (microtime(true) - $rc['startPhp']);
388
389//unset($rc['neighbors']);
390
391// Output result as JSON object
392print(json_encode($rc));
393?>
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