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create temp-table for org-assignements #5

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create temp-table for org-assignements #5

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9651cfa
create temp-table for org-assignements
chfsx Aug 26, 2016
842b068
some checks if table exists or you want to delete another table than …
chfsx Aug 26, 2016
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77 changes: 64 additions & 13 deletions Modules/OrgUnit/classes/class.ilObjOrgUnitTree.php
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Original file line number Diff line number Diff line change
Expand Up @@ -12,6 +12,10 @@
*/
class ilObjOrgUnitTree {

/**
* @var null
*/
protected static $temporary_table_name = null;
/** @var ilObjOrgUnitTree */
private static $instance;
/** @var int[][] "employee" | "superior" => orgu ref id => role id */
Expand Down Expand Up @@ -316,11 +320,12 @@ public function getSuperiorsOfUser($user_id, $recursive = true) {
* @return int[]
*/
public function getLevelXOfUser($user_id, $level) {
$q = "SELECT orgu.obj_id, refr.ref_id FROM object_data orgu
INNER JOIN object_reference refr ON refr.obj_id = orgu.obj_id
INNER JOIN object_data roles ON roles.title LIKE CONCAT('il_orgu_superior_',refr.ref_id) OR roles.title LIKE CONCAT('il_orgu_employee_',refr.ref_id)
INNER JOIN rbac_ua rbac ON rbac.usr_id = " . $this->db->quote($user_id, "integer") . " AND roles.obj_id = rbac.rol_id
WHERE orgu.type = 'orgu' AND refr.deleted IS NULL";
$q = "SELECT object_reference.ref_id FROM rbac_ua
JOIN rbac_fa ON rbac_fa.rol_id = rbac_ua.rol_id
JOIN object_reference ON rbac_fa.parent = object_reference.ref_id
JOIN object_data ON object_data.obj_id = object_reference.obj_id
WHERE rbac_ua.usr_id = " . $this->db->quote($user_id, 'integer') . " AND object_data.type = 'orgu';";

$set = $this->db->query($q);
$orgu_ref_ids = array();
while ($res = $this->db->fetchAssoc($set)) {
Expand All @@ -347,17 +352,11 @@ public function getLevelXOfUser($user_id, $level) {
* @return int[]
*/
public function getOrgUnitOfUser($user_id, $ref_id = 0) {
$q = "SELECT orgu.obj_id, refr.ref_id FROM object_data orgu
INNER JOIN object_reference refr ON refr.obj_id = orgu.obj_id
INNER JOIN object_data roles ON roles.title LIKE CONCAT('il_orgu_superior_',refr.ref_id) OR roles.title LIKE CONCAT('il_orgu_employee_',refr.ref_id)
INNER JOIN rbac_ua rbac ON rbac.usr_id = " . $this->db->quote($user_id, "integer") . " AND roles.obj_id = rbac.rol_id
WHERE orgu.type = 'orgu' AND refr.deleted IS NULL";

/*$q = "SELECT object_reference.ref_id FROM rbac_ua
$q = "SELECT object_reference.ref_id FROM rbac_ua
JOIN rbac_fa ON rbac_fa.rol_id = rbac_ua.rol_id
JOIN object_reference ON rbac_fa.parent = object_reference.ref_id
JOIN object_data ON object_data.obj_id = object_reference.obj_id
WHERE rbac_ua.usr_id = " . $this->db->quote($user_id, 'integer') . " AND object_data.type = 'orgu';";*/
WHERE rbac_ua.usr_id = " . $this->db->quote($user_id, 'integer') . " AND object_data.type = 'orgu';";

$set = $this->db->query($q);
$orgu_ref_ids = array();
Expand All @@ -378,6 +377,58 @@ public function getOrgUnitOfUser($user_id, $ref_id = 0) {
}




/**
* Creates a temporary table with all orgu/user assignements. there will be three columns in the table orgu_usr_assignements (or specified table-name):
* ref_id: Reference-IDs of OrgUnits
* user_id: Assigned User-IDs
* path: Path-representation of the OrgUnit
*
* Usage:
* 1. Run ilObjOrgUnitTree::getInstance()->buildTempTableWithUsrAssignements(); in your code
* 2. use the table orgu_usr_assignements for your JOINS ans SELECTS
* 3. Run ilObjOrgUnitTree::getInstance()->dropTempTable(); to throw away the table
*
* @throws ilException
*
* @param string $temporary_table_name
*/
public function buildTempTableWithUsrAssignements($temporary_table_name = 'orgu_usr_assignements') {
if (self::$temporary_table_name === null) {
self::$temporary_table_name = $temporary_table_name;
} elseif ($temporary_table_name != self::$temporary_table_name) {
throw new ilException('there is already a temporary table for org-unit assignement: ' . self::$temporary_table_name);
}
$this->dropTempTable($temporary_table_name);
$q = "CREATE TEMPORARY TABLE IF NOT EXISTS " . $temporary_table_name . " AS (
SELECT object_reference.ref_id AS ref_id, rbac_ua.usr_id AS user_id, orgu_path_storage.path AS path
FROM rbac_ua
JOIN rbac_fa ON rbac_fa.rol_id = rbac_ua.rol_id
JOIN object_reference ON rbac_fa.parent = object_reference.ref_id
JOIN object_data ON object_data.obj_id = object_reference.obj_id
JOIN orgu_path_storage ON orgu_path_storage.ref_id = object_reference.ref_id
WHERE object_data.type = 'orgu' AND object_reference.deleted IS NULL
);";
$this->db->manipulate($q);
}


/**
* @param $temporary_table_name
* @return bool
*/
public function dropTempTable($temporary_table_name) {
if (self::$temporary_table_name === null || $temporary_table_name != self::$temporary_table_name) {
return false;
}
$q = "DROP TABLE IF EXISTS " . $temporary_table_name;
$this->db->manipulate($q);

return true;
}


public function getTitles($org_refs) {
$names = array();
foreach ($org_refs as $org_unit) {
Expand Down