/**
*
*
* @param string $ps_source
* @param array $pa_options
* @return bool
*/
public function read($ps_source, $pa_options = null)
{
$vs_path_to_exif_tool = caGetExternalApplicationPath("exiftool");
$this->opn_current_row = -1;
$this->opa_row_buf = caMakeArrayKeysLowercase(caExtractMetadataWithExifTool($ps_source));
if (!is_array($this->opa_row_buf)) {
return false;
}
return true;
}
/**
* Creates new array with all keys forced to lowercase.
*
* @param array $pa_array
* @param array $pa_options No options are supported (yet)
*
* @return array
*/
function caMakeArrayKeysLowercase($pa_array, $pa_options = null)
{
if (!is_array($pa_array)) {
return $pa_array;
}
$va_new_array = array();
foreach ($pa_array as $vs_k => $vm_v) {
$vs_k_lc = strtolower($vs_k);
if (is_array($vm_v)) {
$va_new_array[$vs_k_lc] = caMakeArrayKeysLowercase($vm_v, $pa_options);
} else {
$va_new_array[$vs_k_lc] = $vm_v;
}
}
return $va_new_array;
}