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<?
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function load_section_list(array & $result, callable $filter, callable $udf_value_gen, mysqli $db_conn) : bool
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{
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$sql = "SELECT SID, section_config.CID, section_config.title AS s_title, section_class.title AS c_title
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FROM section_config INNER JOIN section_class ON section_config.CID = section_class.CID
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WHERE section_class.enable AND section_config.enable
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ORDER BY section_class.sort_order, section_config.sort_order";
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$rs = mysqli_query($db_conn, $sql);
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if ($rs == false)
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{
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return false;
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}
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$last_cid = -1;
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$last_c_title = "";
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$section_list = array();
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while ($row = mysqli_fetch_array($rs))
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{
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if ($row["CID"] != $last_cid)
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{
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if (count($section_list) > 0)
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{
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array_push($result, array(
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"cid" => $last_cid,
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"title" => $last_c_title,
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"sections" => $section_list,
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));
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$section_list = array();
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}
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$last_cid = $row["CID"];
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$last_c_title = $row["c_title"];
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}
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if (call_user_func($filter, $row["SID"]))
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{
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array_push($section_list, array(
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"sid" => $row["SID"],
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"title" => $row["s_title"],
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"udf_values" => call_user_func($udf_value_gen, $row["SID"]),
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));
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}
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}
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if (count($section_list) > 0)
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{
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array_push($result, array(
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"cid" => $last_cid,
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"title" => $last_c_title,
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"sections" => $section_list,
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));
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}
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mysqli_free_result($rs);
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return true;
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}
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?>
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