public static function PrepareSql(&$arFields, $arOrder, $arFilter, $arGroupBy, $arSelectFields)
{
global $DB;
$strSqlSelect = "";
$strSqlFrom = "";
$strSqlWhere = "";
$strSqlGroupBy = "";
$strSqlOrderBy = "";
$arGroupByFunct = array("COUNT", "AVG", "MIN", "MAX", "SUM");
$arAlreadyJoined = array();
// GROUP BY -->
if (is_array($arGroupBy) && count($arGroupBy) > 0) {
$arSelectFields = $arGroupBy;
foreach ($arGroupBy as $key => $val) {
$val = strtoupper($val);
$key = strtoupper($key);
if (array_key_exists($val, $arFields) && !in_array($key, $arGroupByFunct)) {
if (strlen($strSqlGroupBy) > 0) {
$strSqlGroupBy .= ", ";
}
$strSqlGroupBy .= $arFields[$val]["FIELD"];
if (isset($arFields[$val]["FROM"]) && strlen($arFields[$val]["FROM"]) > 0 && !in_array($arFields[$val]["FROM"], $arAlreadyJoined)) {
if (strlen($strSqlFrom) > 0) {
$strSqlFrom .= " ";
}
$strSqlFrom .= $arFields[$val]["FROM"];
$arAlreadyJoined[] = $arFields[$val]["FROM"];
}
}
}
}
// <-- GROUP BY
// SELECT -->
$arFieldsKeys = array_keys($arFields);
if (is_array($arGroupBy) && count($arGroupBy) == 0) {
$strSqlSelect = "COUNT(%%_DISTINCT_%% " . $arFields[$arFieldsKeys[0]]["FIELD"] . ") as CNT ";
} else {
if (isset($arSelectFields) && !is_array($arSelectFields) && is_string($arSelectFields) && strlen($arSelectFields) > 0 && array_key_exists($arSelectFields, $arFields)) {
$arSelectFields = array($arSelectFields);
}
if (!isset($arSelectFields) || !is_array($arSelectFields) || count($arSelectFields) <= 0 || in_array("*", $arSelectFields)) {
for ($i = 0, $n = count($arFieldsKeys); $i < $n; $i++) {
if (isset($arFields[$arFieldsKeys[$i]]["WHERE_ONLY"]) && $arFields[$arFieldsKeys[$i]]["WHERE_ONLY"] == "Y") {
continue;
}
if (strlen($strSqlSelect) > 0) {
$strSqlSelect .= ", ";
}
if ($arFields[$arFieldsKeys[$i]]["TYPE"] == "datetime") {
if (array_key_exists($arFieldsKeys[$i], $arOrder)) {
$strSqlSelect .= $arFields[$arFieldsKeys[$i]]["FIELD"] . " as " . $arFieldsKeys[$i] . "_X1, ";
}
$strSqlSelect .= $DB->DateToCharFunction($arFields[$arFieldsKeys[$i]]["FIELD"], "FULL") . " as " . $arFieldsKeys[$i];
} elseif ($arFields[$arFieldsKeys[$i]]["TYPE"] == "date") {
if (array_key_exists($arFieldsKeys[$i], $arOrder)) {
$strSqlSelect .= $arFields[$arFieldsKeys[$i]]["FIELD"] . " as " . $arFieldsKeys[$i] . "_X1, ";
}
$strSqlSelect .= $DB->DateToCharFunction($arFields[$arFieldsKeys[$i]]["FIELD"], "SHORT") . " as " . $arFieldsKeys[$i];
} else {
$strSqlSelect .= $arFields[$arFieldsKeys[$i]]["FIELD"] . " as " . $arFieldsKeys[$i];
}
if (isset($arFields[$arFieldsKeys[$i]]["FROM"]) && strlen($arFields[$arFieldsKeys[$i]]["FROM"]) > 0 && !in_array($arFields[$arFieldsKeys[$i]]["FROM"], $arAlreadyJoined)) {
if (strlen($strSqlFrom) > 0) {
$strSqlFrom .= " ";
}
$strSqlFrom .= $arFields[$arFieldsKeys[$i]]["FROM"];
$arAlreadyJoined[] = $arFields[$arFieldsKeys[$i]]["FROM"];
}
}
} else {
foreach ($arSelectFields as $key => $val) {
$val = strtoupper($val);
$key = strtoupper($key);
if (array_key_exists($val, $arFields)) {
if (strlen($strSqlSelect) > 0) {
$strSqlSelect .= ", ";
}
if (in_array($key, $arGroupByFunct)) {
$strSqlSelect .= $key . "(" . $arFields[$val]["FIELD"] . ") as " . $val;
} else {
if ($arFields[$val]["TYPE"] == "datetime") {
if (array_key_exists($val, $arOrder)) {
$strSqlSelect .= $arFields[$val]["FIELD"] . " as " . $val . "_X1, ";
}
$strSqlSelect .= $DB->DateToCharFunction($arFields[$val]["FIELD"], "FULL") . " as " . $val;
} elseif ($arFields[$val]["TYPE"] == "date") {
if (array_key_exists($val, $arOrder)) {
$strSqlSelect .= $arFields[$val]["FIELD"] . " as " . $val . "_X1, ";
}
$strSqlSelect .= $DB->DateToCharFunction($arFields[$val]["FIELD"], "SHORT") . " as " . $val;
} else {
$strSqlSelect .= $arFields[$val]["FIELD"] . " as " . $val;
}
}
if (isset($arFields[$val]["FROM"]) && strlen($arFields[$val]["FROM"]) > 0 && !in_array($arFields[$val]["FROM"], $arAlreadyJoined)) {
if (strlen($strSqlFrom) > 0) {
$strSqlFrom .= " ";
}
$strSqlFrom .= $arFields[$val]["FROM"];
$arAlreadyJoined[] = $arFields[$val]["FROM"];
}
}
}
}
if (strlen($strSqlGroupBy) > 0) {
if (strlen($strSqlSelect) > 0) {
$strSqlSelect .= ", ";
}
$strSqlSelect .= "COUNT(%%_DISTINCT_%% " . $arFields[$arFieldsKeys[0]]["FIELD"] . ") as CNT";
} else {
$strSqlSelect = "%%_DISTINCT_%% " . $strSqlSelect;
}
}
// <-- SELECT
// WHERE -->
$arSqlSearch = array();
if (!is_array($arFilter)) {
$filter_keys = array();
} else {
$filter_keys = array_keys($arFilter);
}
for ($i = 0, $n = count($filter_keys); $i < $n; $i++) {
$vals = $arFilter[$filter_keys[$i]];
if (!is_array($vals)) {
$vals = array($vals);
}
$key = $filter_keys[$i];
$key_res = CDav::GetFilterOperation($key);
$key = $key_res["FIELD"];
$strNegative = $key_res["NEGATIVE"];
$strOperation = $key_res["OPERATION"];
$strOrNull = $key_res["OR_NULL"];
if (array_key_exists($key, $arFields)) {
$arSqlSearch_tmp = array();
for ($j = 0, $n1 = count($vals); $j < $n1; $j++) {
$val = $vals[$j];
if (isset($arFields[$key]["WHERE"])) {
$arSqlSearch_tmp1 = call_user_func_array($arFields[$key]["WHERE"], array($val, $key, $strOperation, $strNegative, $arFields[$key]["FIELD"], $arFields, $arFilter));
if ($arSqlSearch_tmp1 !== false) {
$arSqlSearch_tmp[] = $arSqlSearch_tmp1;
}
} else {
if ($arFields[$key]["TYPE"] == "int") {
if (IntVal($val) == 0 && strpos($strOperation, "=") !== False) {
$arSqlSearch_tmp[] = "(" . $arFields[$key]["FIELD"] . " IS " . ($strNegative == "Y" ? "NOT " : "") . "NULL) " . ($strNegative == "Y" ? "AND" : "OR") . " " . ($strNegative == "Y" ? "NOT " : "") . "(" . $arFields[$key]["FIELD"] . " " . $strOperation . " 0)";
} else {
$arSqlSearch_tmp[] = ($strNegative == "Y" ? " " . $arFields[$key]["FIELD"] . " IS NULL OR NOT " : "") . "(" . $arFields[$key]["FIELD"] . " " . $strOperation . " " . IntVal($val) . " )";
}
} elseif ($arFields[$key]["TYPE"] == "double") {
$val = str_replace(",", ".", $val);
if (DoubleVal($val) == 0 && strpos($strOperation, "=") !== False) {
$arSqlSearch_tmp[] = "(" . $arFields[$key]["FIELD"] . " IS " . ($strNegative == "Y" ? "NOT " : "") . "NULL) " . ($strNegative == "Y" ? "AND" : "OR") . " " . ($strNegative == "Y" ? "NOT " : "") . "(" . $arFields[$key]["FIELD"] . " " . $strOperation . " 0)";
} else {
$arSqlSearch_tmp[] = ($strNegative == "Y" ? " " . $arFields[$key]["FIELD"] . " IS NULL OR NOT " : "") . "(" . $arFields[$key]["FIELD"] . " " . $strOperation . " " . DoubleVal($val) . " )";
}
} elseif ($arFields[$key]["TYPE"] == "string" || $arFields[$key]["TYPE"] == "char") {
if ($strOperation == "QUERY") {
$arSqlSearch_tmp[] = GetFilterQuery($arFields[$key]["FIELD"], $val, "Y");
} else {
if (strlen($val) == 0 && strpos($strOperation, "=") !== False) {
$arSqlSearch_tmp[] = "(" . $arFields[$key]["FIELD"] . " IS " . ($strNegative == "Y" ? "NOT " : "") . "NULL) " . ($strNegative == "Y" ? "AND NOT" : "OR") . " (" . $DB->Length($arFields[$key]["FIELD"]) . " <= 0) " . ($strNegative == "Y" ? "AND NOT" : "OR") . " (" . $arFields[$key]["FIELD"] . " " . $strOperation . " '" . $DB->ForSql($val) . "' )";
} else {
$arSqlSearch_tmp[] = ($strNegative == "Y" ? " " . $arFields[$key]["FIELD"] . " IS NULL OR NOT " : "") . "(" . $arFields[$key]["FIELD"] . " " . $strOperation . " '" . $DB->ForSql($val) . "' )";
}
}
} elseif ($arFields[$key]["TYPE"] == "datetime") {
if (strlen($val) <= 0) {
$arSqlSearch_tmp[] = ($strNegative == "Y" ? "NOT" : "") . "(" . $arFields[$key]["FIELD"] . " IS NULL)";
} else {
$arSqlSearch_tmp[] = ($strNegative == "Y" ? " " . $arFields[$key]["FIELD"] . " IS NULL OR NOT " : "") . "(" . $arFields[$key]["FIELD"] . " " . $strOperation . " " . $DB->CharToDateFunction($DB->ForSql($val), "FULL") . ")";
}
} elseif ($arFields[$key]["TYPE"] == "date") {
if (strlen($val) <= 0) {
$arSqlSearch_tmp[] = ($strNegative == "Y" ? "NOT" : "") . "(" . $arFields[$key]["FIELD"] . " IS NULL)";
} else {
$arSqlSearch_tmp[] = ($strNegative == "Y" ? " " . $arFields[$key]["FIELD"] . " IS NULL OR NOT " : "") . "(" . $arFields[$key]["FIELD"] . " " . $strOperation . " " . $DB->CharToDateFunction($DB->ForSql($val), "SHORT") . ")";
}
}
}
}
if (isset($arFields[$key]["FROM"]) && strlen($arFields[$key]["FROM"]) > 0 && !in_array($arFields[$key]["FROM"], $arAlreadyJoined)) {
if (strlen($strSqlFrom) > 0) {
$strSqlFrom .= " ";
}
$strSqlFrom .= $arFields[$key]["FROM"];
$arAlreadyJoined[] = $arFields[$key]["FROM"];
}
$strSqlSearch_tmp = "";
for ($j = 0, $n2 = count($arSqlSearch_tmp); $j < $n2; $j++) {
if ($j > 0) {
$strSqlSearch_tmp .= $strNegative == "Y" ? " AND " : " OR ";
}
$strSqlSearch_tmp .= "(" . $arSqlSearch_tmp[$j] . ")";
}
if ($strOrNull == "Y") {
if (strlen($strSqlSearch_tmp) > 0) {
$strSqlSearch_tmp .= $strNegative == "Y" ? " AND " : " OR ";
}
$strSqlSearch_tmp .= "(" . $arFields[$key]["FIELD"] . " IS " . ($strNegative == "Y" ? "NOT " : "") . "NULL)";
if (strlen($strSqlSearch_tmp) > 0) {
$strSqlSearch_tmp .= $strNegative == "Y" ? " AND " : " OR ";
}
if ($arFields[$key]["TYPE"] == "int" || $arFields[$key]["TYPE"] == "double") {
$strSqlSearch_tmp .= "(" . $arFields[$key]["FIELD"] . " " . ($strNegative == "Y" ? "<>" : "=") . " 0)";
} elseif ($arFields[$key]["TYPE"] == "string" || $arFields[$key]["TYPE"] == "char") {
$strSqlSearch_tmp .= "(" . $arFields[$key]["FIELD"] . " " . ($strNegative == "Y" ? "<>" : "=") . " '')";
}
}
if ($strSqlSearch_tmp != "") {
$arSqlSearch[] = "(" . $strSqlSearch_tmp . ")";
}
}
}
for ($i = 0, $n = count($arSqlSearch); $i < $n; $i++) {
if (strlen($strSqlWhere) > 0) {
$strSqlWhere .= " AND ";
}
$strSqlWhere .= "(" . $arSqlSearch[$i] . ")";
}
// <-- WHERE
// ORDER BY -->
$arSqlOrder = array();
foreach ($arOrder as $by => $order) {
$by = strtoupper($by);
$order = strtoupper($order);
if ($order != "ASC") {
$order = "DESC";
} else {
$order = "ASC";
}
if (array_key_exists($by, $arFields)) {
if ($arFields[$by]["TYPE"] == "datetime" || $arFields[$by]["TYPE"] == "date") {
$arSqlOrder[] = " " . $by . "_X1 " . $order . " ";
} else {
$arSqlOrder[] = " " . $arFields[$by]["FIELD"] . " " . $order . " ";
}
if (isset($arFields[$by]["FROM"]) && strlen($arFields[$by]["FROM"]) > 0 && !in_array($arFields[$by]["FROM"], $arAlreadyJoined)) {
if (strlen($strSqlFrom) > 0) {
$strSqlFrom .= " ";
}
$strSqlFrom .= $arFields[$by]["FROM"];
$arAlreadyJoined[] = $arFields[$by]["FROM"];
}
}
}
$strSqlOrderBy = "";
DelDuplicateSort($arSqlOrder);
for ($i = 0, $n = count($arSqlOrder); $i < $n; $i++) {
if (strlen($strSqlOrderBy) > 0) {
$strSqlOrderBy .= ", ";
}
if (strtoupper($DB->type) == "ORACLE") {
if (substr($arSqlOrder[$i], -3) == "ASC") {
$strSqlOrderBy .= $arSqlOrder[$i] . " NULLS FIRST";
} else {
$strSqlOrderBy .= $arSqlOrder[$i] . " NULLS LAST";
}
} else {
$strSqlOrderBy .= $arSqlOrder[$i];
}
}
// <-- ORDER BY
return array("SELECT" => $strSqlSelect, "FROM" => $strSqlFrom, "WHERE" => $strSqlWhere, "GROUPBY" => $strSqlGroupBy, "ORDERBY" => $strSqlOrderBy);
}