Firefox JSON data output

Is it possible to output specific JSON data (exported from Firefox bookmarks) using PHP.

This is the code I have so far, it will re-encode the data since Firefox does not export it to correct UTF-8. I also remove the trailing from the end of the file.

<?php
// Read the file blah blah
$hFile = "../uploads/james.json";
$hFile = file_get_contents($hFile);
$hFile = utf8_encode($hFile);
// Remove the trailing comma because Firefox is lazy!!!!
$hFile = substr($hFile, 0, strlen($hFile)-3) . "]}";

$hDec = json_decode(fixEncoding($hFile));

foreach($hDec['uri'] as $hURI) {
    // Output here
}

// Fixes the encoding to UTF-8
function fixEncoding($in_str) {
    $cur_encoding = mb_detect_encoding($in_str);
    if($cur_encoding == "UTF-8" && mb_check_encoding($in_str,"UTF-8")){
        return $in_str;
    }else{
        return utf8_encode($in_str);
    }
}
?>

      

I was unable to get any output separately from all data using var_dump.

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2 answers


As VolkerK says, you have to split the commas before ]

and }

:

// ... row 7
// Remove the trailing comma because Firefox is lazy
$hFile = preg_replace('/,\s*([\]}])/m', '$1', $hFile);

// ... or using str_replace
$hFile = str_replace(',]', ']', str_replace(',}', '}', $hFile));

      



But the way you are trying to access the URI of the bookmarks (which I assume is what you are trying to do) will not work.

Recheck the file format / scheme.

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Whereas json_decode () is able to decode

<?php
$c = '{"title":""}';
$bookmarks = json_decode($c);
var_dump($bookmarks);
      

, it fails at
$c = '{"title":"",}';
      

The "empty" element at the end throws out the parser. And this is exactly what my bookmarks.json looks like
{"title":"", ... "children":[]},]}
      

edit: json.org links to php json library comparison . And according to their comparison diagram, for example zend json should be able to parse firefox 'bookmark.json. However, I have not tested it.



edit2: why not just check it out ....? Yes, zend json is capable of parsing unmodified bookmarks. Json

require 'Zend/Json.php';


      

$encodedValue = file_get_contents('Bookmarks 2009-05-24.json'); $phpNative = Zend_Json::decode($encodedValue); var_dump($phpNative);



prints
array (7) {
  ["title"] =>
  string (0) ""
  ["id"] =>
...
      ["children"] =>
      array (0) {
      }
    }
  }
}
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