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<?php |
<?php |
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// $Id: z3950_marc21.inc,v 1.3 2007/09/01 19:49:13 douggreen Exp $ |
// $Id: z3950_marc21.inc,v 1.4 2007/09/01 19:57:47 douggreen Exp $ |
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/** |
/** |
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* Implement z39.50 syntax for Marc21 |
* Implement z39.50 syntax for Marc21 |
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} |
} |
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function _z3950_marc21_summary($id, $pos) { |
function _z3950_marc21_summary($id, $pos) { |
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$rec_array = yaz_record($id, $pos, 'array'); |
$marc_array = _z3950_marc21_record($id, $pos); |
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if (is_null($rec_array)) { |
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$rec_string = yaz_record($id, $pos, 'string'); |
// start the summary return array |
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if (!empty($rec_string)) { |
$summary = array('type' => t('metadata'), 'extra' => array()); |
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return array( |
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'type' => t('metadata'), |
// add title |
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'title' => $rec_string, |
if (isset($marc_array['3,245'])) { |
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); |
$summary['title'] = implode(' ', array_pop($marc_array['3,245'])); |
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} |
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} |
} |
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else { |
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return array( |
// add snippet |
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'type' => t('metadata'), |
$snippet = array(); |
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'title' => $rec_array[4][1], |
foreach (array('3,100', '3,260', '3,300') as $key) { |
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'snippet' => $rec_array[10][1], |
if (isset($marc_array[$key])) { |
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'extra' => array( |
$snippet[] = implode(' ', array_pop($marc_array[$key])); |
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'time_period' => $rec_array[13][1], |
} |
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), |
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); |
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} |
} |
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$summary['snippet'] = implode(' ', $snippet); |
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return $summary; |
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} |
} |
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function _z3950_marc21_detail($id, $pos) { |
function _z3950_marc21_detail($id, $pos) { |
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// set page title |
// set page title |
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$rec_array = yaz_record($id, $pos, 'array'); |
$marc_array = _z3950_marc21_record($id, $pos); |
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if (!is_null($rec_array)) { |
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drupal_set_title($rec_array[4][1]); |
// set the title |
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if (isset($marc_array['3,245'])) { |
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drupal_set_title(implode(' ', array_pop($marc_array['3,245']))); |
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} |
} |
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// return page text |
// return page text |
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// @TODO: format a better page for display |
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return yaz_record($id, $pos, 'string'); |
return yaz_record($id, $pos, 'string'); |
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} |
} |
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function _z3950_marc21_record($id, $pos) { |
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$marc_array = array(); |
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foreach (yaz_record($id, $pos, 'array') as $yaz_element) { |
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if (isset($yaz_element[1])) { |
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// strip all non-essential chars from the key, to insure a safe eval() below |
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$key = preg_replace('/[^0-9a-z,@\(\)]/', '', $yaz_element[0]); |
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// convert the parenthesis's into array brackets, and quote the array elements |
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$key = str_replace(array('(', ')'), array("['", "']"), $key); |
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// store the value in the multidimensional array |
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eval('$marc_array'. $key .' = $yaz_element[1];'); |
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} |
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} |
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return $marc_array; |
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} |
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