/**
*
* アイテム情報取得.
*
* @param sid セッションID
* @param iids 取得したいアイテムのIDの配列
* @param criteria 結果の範囲指定，ソート条件指定
* @param items 検索結果のを書き込む配列
* @return RES_OK
* @return RES_DB_NOT_INITIALIZED
* @return RES_NO_SUCH_SESSION
* @return RES_DB_QUERY_ERROR
*
*/
function xnp_get_items($sess_id, $iids, $criteria, &$items)
{
global $xoopsDB;
$items = array();
if (!xnp_is_valid_session_id($sess_id)) {
return RES_NO_SUCH_SESSION;
}
$ret = _xnpal_sessionID2UID($sess_id, $uid);
if ($ret != RES_OK) {
return $ret;
}
$items = array();
if (!isset($iids) || count($iids) == 0) {
return RES_OK;
}
$sql = "SELECT DISTINCT ti.item_id as item_id, item_type_id, tt.title as title, description, doi, ti.uid as uid, creation_date, last_update_date, publication_year, publication_month, publication_mday, lang ";
$sql .= " FROM ";
$sql .= $xoopsDB->prefix("xoonips_index_item_link") . " AS tlink";
$sql .= " LEFT JOIN " . $xoopsDB->prefix("xoonips_index") . " AS tx ON tlink.index_id = tx.index_id";
$sql .= " LEFT JOIN " . $xoopsDB->prefix("xoonips_item_basic") . " AS ti ON tlink.item_id = ti.item_id";
$sql .= " LEFT JOIN " . $xoopsDB->prefix("xoonips_item_title") . " AS tt ON tt.item_id=ti.item_id";
$sql .= " LEFT JOIN " . $xoopsDB->prefix("xoonips_groups_users_link") . " as tgulink ON tx.gid=tgulink.gid";
$sql .= " WHERE tlink.item_id IN ( " . _xnpal_getCsvStr($iids) . " )";
$sql .= " AND title_id=" . DEFAULT_ORDER_TITLE_OFFSET;
$sql .= xnp_criteria2str($criteria);
$result = $xoopsDB->query($sql);
if (!$result) {
_xnpal_setLastErrorString("error in xnp_get_items " . $xoopsDB->error());
return RES_DB_QUERY_ERROR;
}
$items_buf = array();
$ordered_ids = array();
//array of sorted item_id(s) to sort $items_buf in the end of this function
$item_compo_handler =& xoonips_getormcompohandler('xoonips', 'item');
while ($row = $xoopsDB->fetchArray($result)) {
if (!$item_compo_handler->getPerm($row['item_id'], $uid, 'read')) {
continue;
}
$items_buf[$row['item_id']] = $row;
$items_buf[$row['item_id']]['titles'] = array();
$items_buf[$row['item_id']]['keywords'] = array();
$ordered_ids[] = $row['item_id'];
}
//get titles of selected item
if (count($items_buf) > 0) {
$sql = "SELECT item_id, title FROM " . $xoopsDB->prefix("xoonips_item_title") . " WHERE item_id IN ( " . implode(",", array_keys($items_buf)) . " ) ORDER BY item_id ASC, title_id ASC";
$result = $xoopsDB->query($sql);
if (!$result) {
_xnpal_setLastErrorString("error in xnp_get_items " . $xoopsDB->error() . " sql={$sql}" . " at " . __LINE__ . " in " . __FILE__ . "\n" . xnp_get_last_error_string());
return RES_DB_QUERY_ERROR;
}
while ($row = $xoopsDB->fetchArray($result)) {
$items_buf[$row['item_id']]['titles'][] = $row['title'];
}
//get keywords of selected item
$sql = "SELECT item_id, keyword FROM " . $xoopsDB->prefix("xoonips_item_keyword") . " WHERE item_id IN ( " . implode(",", array_keys($items_buf)) . " ) ORDER BY item_id ASC, keyword_id ASC";
$result = $xoopsDB->query($sql);
if (!$result) {
_xnpal_setLastErrorString("error in xnp_get_items " . $xoopsDB->error() . " sql={$sql}" . " at " . __LINE__ . " in " . __FILE__ . "\n" . xnp_get_last_error_string());
return RES_DB_QUERY_ERROR;
}
while ($row = $xoopsDB->fetchArray($result)) {
$items_buf[$row['item_id']]['keywords'][] = $row['keyword'];
}
}
// convert the associative array(index_buf) to the array(indexes) (keep order specified by criteriaString)
foreach ($ordered_ids as $id) {
$items[] = $items_buf[$id];
}
_xnpal_setLastErrorString("");
return RES_OK;
}
/**
* get an array of item id(s) that is in a binder
*
* @param sess_id string session id
* @param binder_id integer binder id
* @param cri
* @param iids array of item ids that is in a binder.
* @return RES_OK
* @return RES_DB_NOT_INITIALIZED
* @return RES_NO_SUCH_SESSION
* @return RES_DB_QUERY_ERROR
* @return RES_ERROR
*
*/
function xnp_get_item_id_by_binder_id($sess_id, $binder_id, $cri, &$iids)
{
$binder_id = (int) $binder_id;
$iids = array();
global $xoopsDB;
if (!xnp_is_valid_session_id($sess_id)) {
return RES_NO_SUCH_SESSION;
}
$sql = 'SELECT t1.item_id FROM ' . $xoopsDB->prefix('xoonips_item_basic') . ' as t1, ' . $xoopsDB->prefix('xnpbinder_binder_item_link') . ' as t2, ' . $xoopsDB->prefix('xoonips_item_title') . ' as t3 ';
$sql .= ' WHERE t1.item_id = t2.item_id';
$sql .= " AND t2.binder_id={$binder_id}";
$sql .= ' AND t3.title_id=' . DEFAULT_ORDER_TITLE_OFFSET . ' AND t3.item_id=t1.item_id';
$sql .= xnp_criteria2str($cri);
$result = $xoopsDB->query($sql);
if (!$result) {
return RES_DB_QUERY_ERROR;
}
while (list($iid) = $xoopsDB->fetchRow($result)) {
$iids[] = $iid;
}
return RES_OK;
}