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<?php
/**
* Dynamically change configuration variables based on the test suite name and a cookie value.
*
* For details on how to configure a wiki for a Selenium test, see:
* http://www.mediawiki.org/wiki/SeleniumFramework#Test_Wiki_configuration
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
* http://www.gnu.org/copyleft/gpl.html
*
* @file
*/
if ( !defined( 'MEDIAWIKI' ) ) {
die( 1 );
}
require_once( "$IP/includes/GlobalFunctions.php" );
$fname = 'SeleniumWebSettings.php';
wfProfileIn( $fname );
$cookiePrefix = $wgSitename . '-';
$cookieName = $cookiePrefix . 'Selenium';
// this is a fallback SQL file
$testSqlFile = false;
$testImageZip = false;
// if we find a request parameter containing the test name, set a cookie with the test name
if ( isset( $_GET['setupTestSuite'] ) ) {
$setupTestSuiteName = $_GET['setupTestSuite'];
if (
preg_match( '/[^a-zA-Z0-9_-]/', $setupTestSuiteName ) ||
!isset( $wgSeleniumTestConfigs[$setupTestSuiteName] )
)
{
return;
}
if ( strlen( $setupTestSuiteName ) > 0 ) {
$expire = time() + 600;
setcookie(
$cookieName,
$setupTestSuiteName,
$expire,
$wgCookiePath,
$wgCookieDomain,
$wgCookieSecure,
true
);
}
$testIncludes = array(); // array containing all the includes needed for this test
$testGlobalConfigs = array(); // an array containing all the global configs needed for this test
$testResourceFiles = array(); // an array containing all the resource files needed for this test
$callback = $wgSeleniumTestConfigs[$setupTestSuiteName];
call_user_func_array( $callback, array( &$testIncludes, &$testGlobalConfigs, &$testResourceFiles));
if ( isset( $testResourceFiles['images'] ) ) {
$testImageZip = $testResourceFiles['images'];
}
if ( isset( $testResourceFiles['db'] ) ) {
$testSqlFile = $testResourceFiles['db'];
$testResourceName = getTestResourceNameFromTestSuiteName( $setupTestSuiteName );
switchToTestResources( $testResourceName, false ); // false means do not switch database yet
setupTestResources( $testResourceName, $testSqlFile, $testImageZip );
}
}
// clear the cookie based on a request param
if ( isset( $_GET['clearTestSuite'] ) ) {
$testSuiteName = getTestSuiteNameFromCookie( $cookieName );
$expire = time() - 600;
setcookie(
$cookieName,
'',
$expire,
$wgCookiePath,
$wgCookieDomain,
$wgCookieSecure,
true
);
$testResourceName = getTestResourceNameFromTestSuiteName( $testSuiteName );
teardownTestResources( $testResourceName );
}
// if a cookie is found, run the appropriate callback to get the config params.
if ( isset( $_COOKIE[$cookieName] ) ) {
$testSuiteName = getTestSuiteNameFromCookie( $cookieName );
if ( !isset( $wgSeleniumTestConfigs[$testSuiteName] ) ) {
return;
}
$testIncludes = array(); // array containing all the includes needed for this test
$testGlobalConfigs = array(); // an array containing all the global configs needed for this test
$testResourceFiles = array(); // an array containing all the resource files needed for this test
$callback = $wgSeleniumTestConfigs[$testSuiteName];
call_user_func_array( $callback, array( &$testIncludes, &$testGlobalConfigs, &$testResourceFiles));
if ( isset( $testResourceFiles['db'] ) ) {
$testResourceName = getTestResourceNameFromTestSuiteName( $testSuiteName );
switchToTestResources( $testResourceName );
}
foreach ( $testIncludes as $includeFile ) {
$file = $IP . '/' . $includeFile;
require_once( $file );
}
foreach ( $testGlobalConfigs as $key => $value ) {
if ( is_array( $value ) ) {
$GLOBALS[$key] = array_merge( $GLOBALS[$key], $value );
} else {
$GLOBALS[$key] = $value;
}
}
}
wfProfileOut( $fname );
function getTestSuiteNameFromCookie( $cookieName ) {
$testSuiteName = null;
if ( isset( $_COOKIE[$cookieName] ) ) {
$testSuiteName = $_COOKIE[$cookieName];
}
return $testSuiteName;
}
function getTestResourceNameFromTestSuiteName( $testSuiteName ) {
$testResourceName = null;
if ( isset( $testSuiteName ) ) {
$testResourceName = $testSuiteName;
}
return $testResourceName;
}
function getTestUploadPathFromResourceName( $testResourceName ) {
global $IP;
$testUploadPath = "$IP/images/$testResourceName";
return $testUploadPath;
}
function setupTestResources( $testResourceName, $testSqlFile, $testImageZip ) {
global $wgDBname;
// Basic security. Do not allow to drop productive database.
if ( $testResourceName == $wgDBname ) {
die( 'Cannot override productive database.' );
}
if ( $testResourceName == '' ) {
die( 'Cannot identify a test the resources should be installed for.' );
}
// create tables
$dbw = wfGetDB( DB_MASTER );
$dbw->query( 'DROP DATABASE IF EXISTS ' . $testResourceName );
$dbw->query( 'CREATE DATABASE ' . $testResourceName );
// do not set the new DB name before database is setup
$wgDBname = $testResourceName;
$dbw->selectDB( $testResourceName );
// populate from SQL file
if ( $testSqlFile ) {
$dbw->sourceFile( $testSqlFile );
}
// create test image dir
$testUploadPath = getTestUploadPathFromResourceName( $testResourceName );
if ( !file_exists( $testUploadPath ) ) {
mkdir( $testUploadPath );
}
if ( $testImageZip ) {
$zip = new ZipArchive();
$zip->open( $testImageZip );
$zip->extractTo( $testUploadPath );
$zip->close();
}
}
function teardownTestResources( $testResourceName ) {
// remove test database
$dbw = wfGetDB( DB_MASTER );
$dbw->query( 'DROP DATABASE IF EXISTS ' . $testResourceName );
$testUploadPath = getTestUploadPathFromResourceName( $testResourceName );
// remove test image dir
if ( file_exists( $testUploadPath ) ) {
wfRecursiveRemoveDir( $testUploadPath );
}
}
function switchToTestResources( $testResourceName, $switchDB = true ) {
global $wgDBuser, $wgDBpassword, $wgDBname;
global $wgDBtestuser, $wgDBtestpassword;
global $wgUploadPath;
if ( $switchDB ) {
$wgDBname = $testResourceName;
}
$wgDBuser = $wgDBtestuser;
$wgDBpassword = $wgDBtestpassword;
$testUploadPath = getTestUploadPathFromResourceName( $testResourceName );
$wgUploadPath = $testUploadPath;
}