ILIAS  release_5-1 Revision 5.0.0-5477-g43f3e3fab5f
Public Member Functions | Data Fields
AMFReader Class Reference
+ Collaboration diagram for AMFReader:

Public Member Functions

 AMFReader (&$stream)
 
 readData ()
 
 readDouble ()
 
 readBoolean ()
 
 readString ()
 
 readObject ()
 
 readMixedArray ()
 
 readArray ()
 
 readDate ()
 
 readLongString ()
 
 readXML ()
 
 readTypedObject ()
 
 __construct (&$stream)
 
 readData ()
 
 readDouble ()
 
 readBoolean ()
 
 readString ()
 
 readObject ()
 
 readMixedArray ()
 
 readArray ()
 
 readDate ()
 
 readLongString ()
 
 readXML ()
 
 readTypedObject ()
 

Data Fields

 $stream
 

Detailed Description

Definition at line 332 of file module.audio-video.flv.php.

Constructor & Destructor Documentation

◆ __construct()

AMFReader::__construct ( &  $stream)

Definition at line 476 of file module.audio-video.flv.php.

476  {
477  $this->stream =& $stream;
478  }

Member Function Documentation

◆ AMFReader()

AMFReader::AMFReader ( &  $stream)

Definition at line 335 of file module.audio-video.flv.php.

335  {
336  $this->stream =& $stream;
337  }

◆ readArray() [1/2]

AMFReader::readArray ( )

Definition at line 465 of file module.audio-video.flv.php.

References $data.

465  {
466  $length = $this->stream->readLong();
467 
468  $data = array();
469 
470  for ($i = 0; $i < count($length); $i++) {
471  $data[] = $this->readData();
472  }
473 
474  return $data;
475  }
$data
$data
Definition: example_011.php:126

◆ readArray() [2/2]

AMFReader::readArray ( )

Definition at line 600 of file module.audio-video.flv.php.

References $data.

600  {
601  $length = $this->stream->readLong();
602  $data = array();
603 
604  for ($i = 0; $i < $length; $i++) {
605  $data[] = $this->readData();
606  }
607  return $data;
608  }
$data
$data
Definition: example_011.php:126

◆ readBoolean() [1/2]

AMFReader::readBoolean ( )

Definition at line 413 of file module.audio-video.flv.php.

413  {
414  return $this->stream->readByte() == 1;
415  }

◆ readBoolean() [2/2]

AMFReader::readBoolean ( )

Definition at line 554 of file module.audio-video.flv.php.

554  {
555  return $this->stream->readByte() == 1;
556  }

◆ readData() [1/2]

AMFReader::readData ( )

Definition at line 339 of file module.audio-video.flv.php.

339  {
340  $value = null;
341 
342  $type = $this->stream->readByte();
343 
344  switch($type) {
345  // Double
346  case 0:
347  $value = $this->readDouble();
348  break;
349 
350  // Boolean
351  case 1:
352  $value = $this->readBoolean();
353  break;
354 
355  // String
356  case 2:
357  $value = $this->readString();
358  break;
359 
360  // Object
361  case 3:
362  $value = $this->readObject();
363  break;
364 
365  // null
366  case 6:
367  return null;
368  break;
369 
370  // Mixed array
371  case 8:
372  $value = $this->readMixedArray();
373  break;
374 
375  // Array
376  case 10:
377  $value = $this->readArray();
378  break;
379 
380  // Date
381  case 11:
382  $value = $this->readDate();
383  break;
384 
385  // Long string
386  case 13:
387  $value = $this->readLongString();
388  break;
389 
390  // XML (handled as string)
391  case 15:
392  $value = $this->readXML();
393  break;
394 
395  // Typed object (handled as object)
396  case 16:
397  $value = $this->readTypedObject();
398  break;
399 
400  // Long string
401  default:
402  $value = '(unknown or unsupported data type)';
403  break;
404  }
405 
406  return $value;
407  }

◆ readData() [2/2]

AMFReader::readData ( )

Definition at line 480 of file module.audio-video.flv.php.

480  {
481  $value = null;
482 
483  $type = $this->stream->readByte();
484  switch ($type) {
485 
486  // Double
487  case 0:
488  $value = $this->readDouble();
489  break;
490 
491  // Boolean
492  case 1:
493  $value = $this->readBoolean();
494  break;
495 
496  // String
497  case 2:
498  $value = $this->readString();
499  break;
500 
501  // Object
502  case 3:
503  $value = $this->readObject();
504  break;
505 
506  // null
507  case 6:
508  return null;
509  break;
510 
511  // Mixed array
512  case 8:
513  $value = $this->readMixedArray();
514  break;
515 
516  // Array
517  case 10:
518  $value = $this->readArray();
519  break;
520 
521  // Date
522  case 11:
523  $value = $this->readDate();
524  break;
525 
526  // Long string
527  case 13:
528  $value = $this->readLongString();
529  break;
530 
531  // XML (handled as string)
532  case 15:
533  $value = $this->readXML();
534  break;
535 
536  // Typed object (handled as object)
537  case 16:
538  $value = $this->readTypedObject();
539  break;
540 
541  // Long string
542  default:
543  $value = '(unknown or unsupported data type)';
544  break;
545  }
546 
547  return $value;
548  }

◆ readDate() [1/2]

AMFReader::readDate ( )

Definition at line 477 of file module.audio-video.flv.php.

References $timestamp.

477  {
478  $timestamp = $this->stream->readDouble();
479  $timezone = $this->stream->readInt();
480  return $timestamp;
481  }
$timestamp
foreach($mandatory_scripts as $file) $timestamp
Definition: buildRTE.php:81

◆ readDate() [2/2]

AMFReader::readDate ( )

Definition at line 610 of file module.audio-video.flv.php.

References $timestamp.

610  {
611  $timestamp = $this->stream->readDouble();
612  $timezone = $this->stream->readInt();
613  return $timestamp;
614  }
$timestamp
foreach($mandatory_scripts as $file) $timestamp
Definition: buildRTE.php:81

◆ readDouble() [1/2]

AMFReader::readDouble ( )

Definition at line 409 of file module.audio-video.flv.php.

409  {
410  return $this->stream->readDouble();
411  }

◆ readDouble() [2/2]

AMFReader::readDouble ( )

Definition at line 550 of file module.audio-video.flv.php.

550  {
551  return $this->stream->readDouble();
552  }

◆ readLongString() [1/2]

AMFReader::readLongString ( )

Definition at line 483 of file module.audio-video.flv.php.

483  {
484  return $this->stream->readLongUTF();
485  }

◆ readLongString() [2/2]

AMFReader::readLongString ( )

Definition at line 616 of file module.audio-video.flv.php.

616  {
617  return $this->stream->readLongUTF();
618  }

◆ readMixedArray() [1/2]

AMFReader::readMixedArray ( )

Definition at line 441 of file module.audio-video.flv.php.

References $data.

441  {
442  // Get highest numerical index - ignored
443  $highestIndex = $this->stream->readLong();
444 
445  $data = array();
446 
447  while ($key = $this->stream->readUTF()) {
448  // Mixed array record ends with empty string (0x00 0x00) and 0x09
449  if (($key == '') && ($this->stream->peekByte() == 0x09)) {
450  // Consume byte
451  $this->stream->readByte();
452  break;
453  }
454 
455  if (is_numeric($key)) {
456  $key = (float) $key;
457  }
458 
459  $data[$key] = $this->readData();
460  }
461 
462  return $data;
463  }
$data
$data
Definition: example_011.php:126

◆ readMixedArray() [2/2]

AMFReader::readMixedArray ( )

Definition at line 579 of file module.audio-video.flv.php.

References $data.

579  {
580  // Get highest numerical index - ignored
581  $highestIndex = $this->stream->readLong();
582 
583  $data = array();
584 
585  while ($key = $this->stream->readUTF()) {
586  if (is_numeric($key)) {
587  $key = (float) $key;
588  }
589  $data[$key] = $this->readData();
590  }
591  // Mixed array record ends with empty string (0x00 0x00) and 0x09
592  if (($key == '') && ($this->stream->peekByte() == 0x09)) {
593  // Consume byte
594  $this->stream->readByte();
595  }
596 
597  return $data;
598  }
$data
$data
Definition: example_011.php:126

◆ readObject() [1/2]

AMFReader::readObject ( )

Definition at line 421 of file module.audio-video.flv.php.

References $data.

421  {
422  // Get highest numerical index - ignored
423  $highestIndex = $this->stream->readLong();
424 
425  $data = array();
426 
427  while ($key = $this->stream->readUTF()) {
428  // Mixed array record ends with empty string (0x00 0x00) and 0x09
429  if (($key == '') && ($this->stream->peekByte() == 0x09)) {
430  // Consume byte
431  $this->stream->readByte();
432  break;
433  }
434 
435  $data[$key] = $this->readData();
436  }
437 
438  return $data;
439  }
$data
$data
Definition: example_011.php:126

◆ readObject() [2/2]

AMFReader::readObject ( )

Definition at line 562 of file module.audio-video.flv.php.

References $data.

562  {
563  // Get highest numerical index - ignored
564 // $highestIndex = $this->stream->readLong();
565 
566  $data = array();
567 
568  while ($key = $this->stream->readUTF()) {
569  $data[$key] = $this->readData();
570  }
571  // Mixed array record ends with empty string (0x00 0x00) and 0x09
572  if (($key == '') && ($this->stream->peekByte() == 0x09)) {
573  // Consume byte
574  $this->stream->readByte();
575  }
576  return $data;
577  }
$data
$data
Definition: example_011.php:126

◆ readString() [1/2]

AMFReader::readString ( )

Definition at line 417 of file module.audio-video.flv.php.

417  {
418  return $this->stream->readUTF();
419  }

◆ readString() [2/2]

AMFReader::readString ( )

Definition at line 558 of file module.audio-video.flv.php.

558  {
559  return $this->stream->readUTF();
560  }

◆ readTypedObject() [1/2]

AMFReader::readTypedObject ( )

Definition at line 491 of file module.audio-video.flv.php.

491  {
492  $className = $this->stream->readUTF();
493  return $this->readObject();
494  }

◆ readTypedObject() [2/2]

AMFReader::readTypedObject ( )

Definition at line 624 of file module.audio-video.flv.php.

624  {
625  $className = $this->stream->readUTF();
626  return $this->readObject();
627  }

◆ readXML() [1/2]

AMFReader::readXML ( )

Definition at line 487 of file module.audio-video.flv.php.

487  {
488  return $this->stream->readLongUTF();
489  }

◆ readXML() [2/2]

AMFReader::readXML ( )

Definition at line 620 of file module.audio-video.flv.php.

620  {
621  return $this->stream->readLongUTF();
622  }

Field Documentation

◆ $stream

AMFReader::$stream

Definition at line 333 of file module.audio-video.flv.php.

The documentation for this class was generated from the following file: