/**
* Extracts data from the summary holdings holdings table
*
* @param string $html html response from catalog
* @return Holding[]
*/
protected function extractHoldingsRecords($html)
{
$final_array = array();
// check to see if there are summary (journal) holdings as well as item records
// if not, just return out
if (strpos($html, "class=\"bibHoldings\">") === false) {
return $final_array;
}
$html = Parser::removeLeft($html, "class=\"bibHoldings");
$html = Parser::removeRight($html, "</table>");
$holdings_blocks = explode("holdingsDivider", $html);
// first and last element are unused
array_pop($holdings_blocks);
array_shift($holdings_blocks);
foreach ($holdings_blocks as $block) {
$holding = new Search\Holding();
while (strstr($block, "<tr")) {
// get just this row
$block = Parser::removeLeft($block, "<tr");
$item_data = "<tr" . Parser::removeRight($block, "</tr>");
$block = Parser::removeLeft($block, "</tr>");
// knock out line breaks and spaces
$item_data = str_replace("\n", " ", $item_data);
$item_data = str_replace(" ", " ", $item_data);
// put a colon and period between the label and display
$item_data = str_replace("class=\"bibHoldingsEntry\">", ">|| ", $item_data);
$item_data = strip_tags($item_data);
$item_data = trim($item_data);
// last one is blank
if ($item_data == "") {
continue;
}
$pair = explode("||", $item_data);
$id = $pair[0];
$value = $pair[1];
$id = str_replace(":", "", $id);
$id = trim($id);
// empty descriptor
if ($id == "" && strstr($value, ":")) {
$parts = explode(":", $value);
$id = array_shift($parts);
$value = implode(":", $parts);
}
$holding->setProperty($id, $value);
}
array_push($final_array, $holding);
}
return $final_array;
}
/**
* Fetch record information
*
* @param string $id bibliographic id
*/
public function getHoldings($id)
{
$holdings = new Search\Holdings();
// fetch holdings page from web service
$url = $this->server . "GetHoldingsService?bibId={$id}";
$content = $this->client->getUrl($url, 4);
// load and parse it
$xml = Parser::convertToDOMDocument($content);
// header("Content-type: text/xml"); echo $xml->saveXML(); exit;
$records = $xml->getElementsByTagName("mfhdRecord");
foreach ($records as $record) {
$item = new Search\Item();
$item->id = $record->getAttribute("mfhdId");
$item_count = (int) $record->getElementsByTagName("itemCount")->item(0)->nodeValue;
// @todo what is this?
foreach ($record->getElementsByTagName("datafield") as $datafield) {
if ($datafield->getAttribute("tag") == "866") {
$datafield->textContent;
}
}
if ($item_count == 0) {
continue;
}
$unavailable = 0;
foreach ($record->getElementsByTagName("itemData") as $itemData) {
if ($itemData->getAttribute("name") == "statusCode") {
if ($itemData->nodeValue != 1) {
$unavailable++;
}
}
}
// holding record
if ($item_count > 1 && $unavailable > 0) {
$holding = new Search\Holding();
// item count summary
$available = $item_count - $unavailable;
$number_of_items = "{$item_count} items ({$available} available)";
$holding->setProperty('Number of items', $number_of_items);
$holdings->addHolding($holding);
continue;
}
// locations
$locations = array();
foreach ($record->getElementsByTagName("itemLocation") as $location_node) {
$location = "";
$caption = "";
$temp = false;
foreach ($location_node->getElementsByTagName("itemLocationData") as $location_data) {
if ($location_data->getAttribute("name") == "tempLocation") {
if (!in_array($location_data->nodeValue, $this->ignore_locations)) {
$location = $location_data->nodeValue;
}
} elseif ($location_data->getAttribute("name") == "itemCaption") {
$caption = $location_data->nodeValue;
} elseif ($location_data->getAttribute("name") == "tmpLoc") {
$temp = true;
}
}
if ($location != "") {
// if this is the temp location, then previous one is the 'old' location
if ($temp == true) {
array_pop($locations);
}
$locations[$location] = $caption;
}
}
// no locations, so skip it yo!
if (count($locations) == 0) {
continue;
}
// call number
foreach ($record->getElementsByTagName("mfhdData") as $data) {
if ($data->getAttribute("name") == "callNumber") {
$item->callnumber = $data->nodeValue;
}
}
// status
foreach ($record->getElementsByTagName("itemData") as $data) {
if ($data->getAttribute("name") == "statusCode") {
$status = $data->nodeValue;
$public_status = $this->config->getPublicStatus($status);
if ($public_status != null) {
$item->status = $public_status;
if ($item_count > count($locations)) {
$item->status .= " ({$item_count} items)";
}
}
if ($status == 1) {
$item->availability = true;
} else {
$item->availability = false;
}
} elseif ($data->getAttribute("name") == "statusDate") {
$date = $data->nodeValue;
$matches = array();
if (preg_match('/([0-9]{4})-([0-9]{2})-([0-9]{2})/', $date, $matches)) {
$item->duedate = $matches[2] . "-" . $matches[3] . "-" . $matches[1];
$item->status = str_replace('\\d', $item->duedate, $item->status);
}
}
}
foreach ($locations as $item_location => $caption) {
if ($caption != "") {
$item->location = "{$caption} shelved at {$item_location}";
} else {
$item->location = $item_location;
}
$holdings->addItem($item);
}
}
return $holdings;
}
