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<?php $html = <<<HTML <div> <p> <iframe allowfullscreen="" class="media-element file-default" data-fid="2219" data-media-element="1" frameborder="0" height="360" src="https://www.youtube.com/embed/sNEJOm4hSaw" width="640"></iframe> </p> <p> <iframe allowfullscreen="" class="media-element file-default" data-fid="2219" data-media-element="1" frameborder="0" height="360" src="https://www.youtube.com/embed/abcdefghijk" width="640"></iframe> </p> </div> HTML; $dom = new DOMDocument; $dom->loadHTML($html, LIBXML_HTML_NOIMPLIED | LIBXML_HTML_NODEFDTD); while ($iframe = $dom->getElementsByTagName('iframe')->item(0)) { $amp = $dom->createElement('amp-youtube'); $amp->setAttribute('width', '480'); $amp->setAttribute('height', '270'); $amp->setAttribute('layout', 'responsive'); $amp->setAttribute('data-videoid', str_replace("https://www.youtube.com/embed/","", $iframe->getAttribute('src'))); $iframe->parentNode->replaceChild($amp, $iframe); } echo $dom->saveHTML();
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 42) Position 1 = 39
Branch analysis from position: 39
2 jumps found. (Code = 44) Position 1 = 47, Position 2 = 9
Branch analysis from position: 47
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 9
2 jumps found. (Code = 44) Position 1 = 47, Position 2 = 9
Branch analysis from position: 47
Branch analysis from position: 9
filename:       /in/VIVSX
function name:  (null)
number of ops:  51
compiled vars:  !0 = $html, !1 = $dom, !2 = $amp, !3 = $iframe
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                       !0, '%3Cdiv%3E%0A++%3Cp%3E%0A++++%3Ciframe+allowfullscreen%3D%22%22+class%3D%22media-element+file-default%22+data-fid%3D%222219%22+data-media-element%3D%221%22+frameborder%3D%220%22+height%3D%22360%22+src%3D%22https%3A%2F%2Fwww.youtube.com%2Fembed%2FsNEJOm4hSaw%22+width%3D%22640%22%3E%3C%2Fiframe%3E%0A++%3C%2Fp%3E%0A++%3Cp%3E%0A++++%3Ciframe+allowfullscreen%3D%22%22+class%3D%22media-element+file-default%22+data-fid%3D%222219%22+data-media-element%3D%221%22+frameborder%3D%220%22+height%3D%22360%22+src%3D%22https%3A%2F%2Fwww.youtube.com%2Fembed%2Fabcdefghijk%22+width%3D%22640%22%3E%3C%2Fiframe%3E%0A++%3C%2Fp%3E%0A%3C%2Fdiv%3E'
   14     1        NEW                                                  $5      'DOMDocument'
          2        DO_FCALL                                          0          
          3        ASSIGN                                                       !1, $5
   15     4        INIT_METHOD_CALL                                             !1, 'loadHTML'
          5        SEND_VAR_EX                                                  !0
          6        SEND_VAL_EX                                                  8196
          7        DO_FCALL                                          0          
   16     8      > JMP                                                          ->39
   17     9    >   INIT_METHOD_CALL                                             !1, 'createElement'
         10        SEND_VAL_EX                                                  'amp-youtube'
         11        DO_FCALL                                          0  $9      
         12        ASSIGN                                                       !2, $9
   18    13        INIT_METHOD_CALL                                             !2, 'setAttribute'
         14        SEND_VAL_EX                                                  'width'
         15        SEND_VAL_EX                                                  '480'
         16        DO_FCALL                                          0          
   19    17        INIT_METHOD_CALL                                             !2, 'setAttribute'
         18        SEND_VAL_EX                                                  'height'
         19        SEND_VAL_EX                                                  '270'
         20        DO_FCALL                                          0          
   20    21        INIT_METHOD_CALL                                             !2, 'setAttribute'
         22        SEND_VAL_EX                                                  'layout'
         23        SEND_VAL_EX                                                  'responsive'
         24        DO_FCALL                                          0          
   21    25        INIT_METHOD_CALL                                             !2, 'setAttribute'
         26        SEND_VAL_EX                                                  'data-videoid'
         27        INIT_METHOD_CALL                                             !3, 'getAttribute'
         28        SEND_VAL_EX                                                  'src'
         29        DO_FCALL                                          0  $14     
         30        FRAMELESS_ICALL_3                str_replace         ~15     'https%3A%2F%2Fwww.youtube.com%2Fembed%2F', ''
         31        OP_DATA                                                      $14
         32        SEND_VAL_EX                                                  ~15
         33        DO_FCALL                                          0          
   22    34        FETCH_OBJ_R                                          ~17     !3, 'parentNode'
         35        INIT_METHOD_CALL                                             ~17, 'replaceChild'
         36        SEND_VAR_EX                                                  !2
         37        SEND_VAR_EX                                                  !3
         38        DO_FCALL                                          0          
   16    39    >   INIT_METHOD_CALL                                             !1, 'getElementsByTagName'
         40        SEND_VAL_EX                                                  'iframe'
         41        DO_FCALL                                          0  $19     
         42        INIT_METHOD_CALL                                             $19, 'item'
         43        SEND_VAL_EX                                                  0
         44        DO_FCALL                                          0  $20     
         45        ASSIGN                                               ~21     !3, $20
         46      > JMPNZ                                                        ~21, ->9
   24    47    >   INIT_METHOD_CALL                                             !1, 'saveHTML'
         48        DO_FCALL                                          0  $22     
         49        ECHO                                                         $22
         50      > RETURN                                                       1

Generated using Vulcan Logic Dumper, using php 8.5.0


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