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chamilo-lms
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Same tests to establish connection to the database server when using multiple or single DB

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skala
Julio Montoya 15 years ago
parent 5c69a1199b
commit a34d406c88
1 changed files with 15 additions and 22 deletions
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  1. 35
      main/install/install.lib.php

35
main/install/install.lib.php
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@ -598,38 +598,31 @@ function database_server_connect() {
}
/**
* In step 3. Tests establishing connection to the database server. Tests also the possibility for multiple databases configuration.
* In step 3. Tests establishing connection to the database server.
* Tests also the possibility for multiple databases configuration.
* @return int 1 when there is no problem;
* 0 when a new database is impossible to be created, then the multiple databases configuration is impossible too;
* -1 when there is no connection established.
* 0 when a new database is impossible to be created, then the single/multiple database configuration is impossible too
* -1 when there is no connection established.
*/
function test_db_connect($dbHostForm, $dbUsernameForm, $dbPassForm, $singleDbForm, $dbPrefixForm) {
$dbConnect = -1;
if ($singleDbForm == 1) {
if (@Database::connect(array('server' => $dbHostForm, 'username' => $dbUsernameForm, 'password' => $dbPassForm)) !== false) {
$dbConnect = 1;
} else {
$dbConnect = -1;
}
} elseif ($singleDbForm == 0) {
if (@Database::connect(array('server' => $dbHostForm, 'username' => $dbUsernameForm, 'password' => $dbPassForm)) !== false) {
@Database::query("set session sql_mode='';"); // Disabling special SQL modes (MySQL 5)
$multipleDbCheck = @Database::query("CREATE DATABASE ".$dbPrefixForm."test_chamilo_connection");
if (@Database::connect(array('server' => $dbHostForm, 'username' => $dbUsernameForm, 'password' => $dbPassForm)) !== false) {
@Database::query("set session sql_mode='';"); // Disabling special SQL modes (MySQL 5)
$multipleDbCheck = @Database::query("CREATE DATABASE ".$dbPrefixForm."test_chamilo_connection");
if ($multipleDbCheck !== false) {
$multipleDbCheck = @Database::query("DROP DATABASE IF EXISTS ".$dbPrefixForm."test_chamilo_connection");
if ($multipleDbCheck !== false) {
$multipleDbCheck = @Database::query("DROP DATABASE IF EXISTS ".$dbPrefixForm."test_chamilo_connection");
if ($multipleDbCheck !== false) {
$dbConnect = 1;
} else {
$dbConnect = 0;
}
$dbConnect = 1;
} else {
$dbConnect = 0;
}
} else {
$dbConnect = -1;
$dbConnect = 0;
}
} else {
$dbConnect = -1;
}
return $dbConnect; //return "1"if no problems, "0" if, in case of multiDB we can't create a new DB and "-1" if there is no connection.
return $dbConnect; //return "1"if no problems, "0" if, in case we can't create a new DB and "-1" if there is no connection.
}
/**

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