public function Exif::getExifFields in Exif 6

Going through all the fields that have been created for a given node type and try to figure out which match the naming convention -> so that we know which exif information we have to read

Naming convention are: field_exif_xxx (xxx would be the name of the exif tag to read

Parameters

$arCckFields array of CCK fields:

Return value

array a list of exif tags to read for this image

File

./exif.class.php, line 37

Class

Exif

@author Raphael Schär This is a helper class to handle the whole data processing of exif

Code

public function getExifFields($arCckFields = array()) {
  $arSections = array(
    'exif',
    'file',
    'computed',
    'ifd0',
    'gps',
    'winxp',
    'iptc',
    'xmp',
  );
  $arExif = array();
  foreach ($arCckFields as $field) {
    $ar = explode("_", $field['field_name']);
    if ($ar[0] == 'field' && isset($ar[1]) && in_array($ar[1], $arSections)) {
      unset($ar[0]);
      $section = $ar[1];
      unset($ar[1]);
      $arExif[] = array(
        'section' => $section,
        'tag' => implode("_", $ar),
      );
    }
  }
  return $arExif;
}