显示是代码是:
<?php /// $Id: install.php,v 1.80.2.14 2008/05/22 02:25:18 jerome Exp $ /// install.php - helps admin user to create a config.php file /// If config.php exists already then we are not needed. if (file_exists('./config.php')) { header('Location: index.php'); die; } else { $configfile = './config.php'; } ///==========================================================================// /// We are doing this in stages define ('WELCOME', 0); /// 0. Welcome and language settings define ('COMPATIBILITY', 1); /// 1. Compatibility define ('DIRECTORY', 2); /// 2. Directory settings define ('DATABASE', 3); /// 2. Database settings define ('ADMIN', 4); /// 4. Administration directory name define ('ENVIRONMENT', 5); /// 5. Administration directory name define ('DOWNLOADLANG', 6); /// 6. Load complete lang from download.moodle.org define ('SAVE', 7); /// 7. Save or display the settings define ('REDIRECT', 8); /// 8. Redirect to index.php ///==========================================================================// /// This has to be defined to avoid a notice in current_language() define('SITEID', 0); /// Begin the session as we are holding all information in a session /// variable until the end. session_name('MoodleSession'); @session_start(); /// make sure PHP errors are displayed to help diagnose problems @error_reporting(1023); //E_ALL not used because we do not want strict notices in PHP5 yet @ini_set('display_errors', '1'); if (! isset($_SESSION['INSTALL'])) { $_SESSION['INSTALL'] = array(); } $INSTALL = &$_SESSION['INSTALL']; // Makes it easier to reference /// detect if install was attempted from diferent directory, if yes reset session to prevent errors, /// dirroot location now fixed in installer if (!empty($INSTALL['dirroot']) and $INSTALL['dirroot'] != dirname(__FILE__)) { $_SESSION['INSTALL'] = array(); } /// If it's our first time through this script then we need to set some default values if ( empty($INSTALL['language']) and empty($_POST['language']) ) { /// set defaults $INSTALL['language'] = 'en_utf8'; $INSTALL['dbhost'] = 'localhost'; $INSTALL['dbuser'] = ''; $INSTALL['dbpass'] = ''; $INSTALL['dbtype'] = 'mysql'; $INSTALL['dbname'] = 'moodle'; $INSTALL['prefix'] = 'mdl_'; $INSTALL['downloadlangpack'] = false; $INSTALL['showdownloadlangpack'] = true; $INSTALL['downloadlangpackerror'] = ''; /// To be used by the Installer $INSTALL['wwwroot'] = ''; $INSTALL['dirroot'] = dirname(__FILE__); $INSTALL['dataroot'] = dirname(dirname(__FILE__)) . DIRECTORY_SEPARATOR . 'moodledata'; /// To be configured in the Installer $INSTALL['wwwrootform'] = ''; $INSTALL['dirrootform'] = dirname(__FILE__); $INSTALL['admindirname'] = 'admin'; $INSTALL['stage'] = WELCOME; } //==========================================================================// /// Set the page to Unicode always header('Content-Type: text/html; charset=UTF-8'); /// Was data submitted? if (isset($_POST['stage'])) { /// Get the stage for which the form was set and the next stage we are going to $gpc = ini_get('magic_quotes_gpc'); $gpc = ($gpc == '1' or strtolower($gpc) == 'on'); /// Store any posted data foreach ($_POST as $setting=>$value) { if ($gpc) { $value = stripslashes($value); } $INSTALL[$setting] = $value; } if ( $goforward = (! empty( $_POST['next'] )) ) { $nextstage = $_POST['stage'] + 1; } else if (! empty( $_POST['prev'])) { $nextstage = $_POST['stage'] - 1; $INSTALL['stage'] = $_POST['stage'] - 1; } else if (! empty( $_POST['same'] )) { $nextstage = $_POST['stage']; } $nextstage = (int)$nextstage; if ($nextstage < 0) { $nextstage = WELCOME; } } else { $goforward = true; $nextstage = WELCOME; } //==========================================================================// /// Fake some settings so that we can use selected functions from moodlelib.php and weblib.php $SESSION->lang = (!empty($_POST['language'])) ? $_POST['language'] : $INSTALL['language']; $CFG->dirroot = $INSTALL['dirroot']; $CFG->libdir = $INSTALL['dirroot'].'/lib'; $CFG->dataroot = $INSTALL['dataroot']; $CFG->admin = $INSTALL['admindirname']; $CFG->directorypermissions = 00777; $CFG->running_installer = true; $CFG->docroot = 'http://docs.moodle.org'; $CFG->httpswwwroot = $INSTALL['wwwrootform']; // Needed by doc_link() in Server Checks page. $COURSE->id = 0; /// Include some moodle libraries require_once($CFG->libdir.'/adminlib.php'); require_once($CFG->libdir.'/setuplib.php'); require_once($CFG->libdir.'/moodlelib.php'); require_once($CFG->libdir.'/weblib.php'); require_once($CFG->libdir.'/deprecatedlib.php'); require_once($CFG->libdir.'/adodb/adodb.inc.php'); require_once($CFG->libdir.'/environmentlib.php'); require_once($CFG->libdir.'/xmlize.php'); require_once($CFG->libdir.'/componentlib.class.php'); require_once($CFG->dirroot.'/version.php'); /// Set version and release $INSTALL['version'] = $version; $INSTALL['release'] = $release; /// Have the $db object ready because we are going to use it often define ('ADODB_ASSOC_CASE', 0); //Use lowercase fieldnames for ADODB_FETCH_ASSOC $db = &ADONewConnection($INSTALL['dbtype']); $db->SetFetchMode(ADODB_FETCH_ASSOC); /// guess the www root if ($INSTALL['wwwroot'] == '') { list($INSTALL['wwwroot'], $xtra) = explode('/install.php', qualified_me()); $INSTALL['wwwrootform'] = $INSTALL['wwwroot']; // now try to guess the correct dataroot not accessible via web $CFG->wwwroot = $INSTALL['wwwroot']; $i = 0; //safety check - dirname might return some unexpected results while(is_dataroot_insecure()) { $parrent = dirname($CFG->dataroot); $i++; if ($parrent == '/' or $parrent == '.' or preg_match('/^[a-z]:\\\?$/i', $parrent) or ($i > 100)) { $CFG->dataroot = ''; //can not find secure location for dataroot break; } $CFG->dataroot = dirname($parrent).'/moodledata'; } $INSTALL['dataroot'] = $CFG->dataroot; } $headstagetext = array(WELCOME => get_string('chooselanguagehead', 'install'), COMPATIBILITY => get_string('compatibilitysettingshead', 'install'), DIRECTORY => get_string('directorysettingshead', 'install'), DATABASE => get_string('databasesettingshead', 'install'), ADMIN => get_string('admindirsettinghead', 'install'), ENVIRONMENT => get_string('environmenthead', 'install'), DOWNLOADLANG => get_string('downloadlanguagehead', 'install'), SAVE => get_string('configurationcompletehead', 'install') ); $substagetext = array(WELCOME => get_string('chooselanguagesub', 'install'), COMPATIBILITY => get_string('compatibilitysettingssub', 'install'), DIRECTORY => get_string('directorysettingssub', 'install'), DATABASE => get_string('databasesettingssub', 'install'), ADMIN => get_string('admindirsettingsub', 'install'), ENVIRONMENT => get_string('environmentsub', 'install'), DOWNLOADLANG => get_string('downloadlanguagesub', 'install'), SAVE => get_string('configurationcompletesub', 'install') ); //==========================================================================// /// Are we in help mode? if (isset($_GET['help'])) { $nextstage = -1; } //==========================================================================// /// Are we in config download mode? if (isset($_GET['download'])) { header("Content-Type: application/x-forcedownload\n"); header("Content-Disposition: attachment; filename=\"config.php\""); echo $INSTALL['config']; exit; } //==========================================================================// /// Check the directory settings if ($INSTALL['stage'] == DIRECTORY) { error_reporting(0); /// check wwwroot if (ini_get('allow_url_fopen') && false) { /// This was not reliable if (($fh = @fopen($INSTALL['wwwrootform'].'/install.php', 'r')) === false) { $errormsg .= get_string('wwwrooterror', 'install').'<br />'; $INSTALL['wwwrootform'] = $INSTALL['wwwroot']; } } if ($fh) fclose($fh); /// check dirroot if (($fh = @fopen($INSTALL['dirrootform'].'/install.php', 'r')) === false ) { $errormsg .= get_string('dirrooterror', 'install').'<br />'; $INSTALL['dirrootform'] = $INSTALL['dirroot']; } if ($fh) fclose($fh); /// check dataroot $CFG->dataroot = $INSTALL['dataroot']; if (make_upload_directory('sessions', false) === false ) { $errormsg .= get_string('datarooterror', 'install').'<br />'; } if ($fh) fclose($fh); if (!empty($errormsg)) $nextstage = DIRECTORY; error_reporting(7); } //==========================================================================// /// Check database settings if stage 3 data submitted /// Try to connect to the database. If that fails then try to create the database if ($INSTALL['stage'] == DATABASE) { /// different format for postgres7 by socket if ($INSTALL['dbtype'] == 'postgres7' and ($INSTALL['dbhost'] == 'localhost' || $INSTALL['dbhost'] == '127.0.0.1')) { $INSTALL['dbhost'] = "user='{$INSTALL['dbuser']}' password='{$INSTALL['dbpass']}' dbname='{$INSTALL['dbname']}'"; $INSTALL['dbuser'] = ''; $INSTALL['dbpass'] = ''; $INSTALL['dbname'] = ''; if ($INSTALL['prefix'] == '') { /// must have a prefix $INSTALL['prefix'] = 'mdl_'; } } if ($INSTALL['dbtype'] == 'mysql') { /// Check MySQL extension is present if (!extension_loaded('mysql')) { $errormsg = get_string('mysqlextensionisnotpresentinphp', 'install'); $nextstage = DATABASE; } } if ($INSTALL['dbtype'] == 'mysqli') { /// Check MySQLi extension is present if (!extension_loaded('mysqli')) { $errormsg = get_string('mysqliextensionisnotpresentinphp', 'install'); $nextstage = DATABASE; } } if ($INSTALL['dbtype'] == 'postgres7') { /// Check PostgreSQL extension is present if (!extension_loaded('pgsql')) { $errormsg = get_string('pgsqlextensionisnotpresentinphp', 'install'); $nextstage = DATABASE; } } if ($INSTALL['dbtype'] == 'mssql') { /// Check MSSQL extension is present if (!function_exists('mssql_connect')) { $errormsg = get_string('mssqlextensionisnotpresentinphp', 'install'); $nextstage = DATABASE; } } if ($INSTALL['dbtype'] == 'mssql_n') { /// Check MSSQL extension is present if (!function_exists('mssql_connect')) { $errormsg = get_string('mssqlextensionisnotpresentinphp', 'install'); $nextstage = DATABASE; } } if ($INSTALL['dbtype'] == 'odbc_mssql') { /// Check ODBC extension is present if (!extension_loaded('odbc')) { $errormsg = get_string('odbcextensionisnotpresentinphp', 'install'); $nextstage = DATABASE; } } if ($INSTALL['dbtype'] == 'oci8po') { /// Check OCI extension is present if (!extension_loaded('oci8')) { $errormsg = get_string('ociextensionisnotpresentinphp', 'install'); $nextstage = DATABASE; } } if (empty($INSTALL['prefix']) && $INSTALL['dbtype'] != 'mysql' && $INSTALL['dbtype'] != 'mysqli') { // All DBs but MySQL require prefix (reserv. words) $errormsg = get_string('dbwrongprefix', 'install'); $nextstage = DATABASE; } if ($INSTALL['dbtype'] == 'oci8po' && strlen($INSTALL['prefix']) > 2) { // Oracle max prefix = 2cc (30cc limit) $errormsg = get_string('dbwrongprefix', 'install'); $nextstage = DATABASE; } if ($INSTALL['dbtype'] == 'oci8po' && !empty($INSTALL['dbhost'])) { // Oracle host must be blank (tnsnames.ora has it) $errormsg = get_string('dbwronghostserver', 'install'); $nextstage = DATABASE; } if (empty($errormsg)) { error_reporting(0); // Hide errors if (! $dbconnected = $db->Connect($INSTALL['dbhost'],$INSTALL['dbuser'],$INSTALL['dbpass'],$INSTALL['dbname'])) { $db->database = ''; // reset database name cached by ADODB. Trick from MDL-9609 if ($dbconnected = $db->Connect($INSTALL['dbhost'],$INSTALL['dbuser'],$INSTALL['dbpass'])) { /// Try to connect without DB switch ($INSTALL['dbtype']) { /// Try to create a database case 'mysql': case 'mysqli': if ($db->Execute("CREATE DATABASE {$INSTALL['dbname']} DEFAULT CHARACTER SET utf8 COLLATE utf8_unicode_ci;")) { $dbconnected = $db->Connect($INSTALL['dbhost'],$INSTALL['dbuser'],$INSTALL['dbpass'],$INSTALL['dbname']); } else { $errormsg = get_string('dbcreationerror', 'install'); $nextstage = DATABASE; } break; } } } else { /// We have been able to connect properly, just test the database encoding now. /// It must be Unicode for 1.8 installations. $encoding = ''; switch ($INSTALL['dbtype']) { case 'mysql': case 'mysqli': /// Get MySQL character_set_database value $rs = $db->Execute("SHOW VARIABLES LIKE 'character_set_database'"); if ($rs && !$rs->EOF) { $records = $rs->GetAssoc(true); $encoding = $records['character_set_database']['Value']; if (strtoupper($encoding) != 'UTF8') { /// Try to set the encoding now! if (! $db->Metatables()) { // We have no tables so go ahead $db->Execute("ALTER DATABASE `".$INSTALL['dbname']."` DEFAULT CHARACTER SET utf8 COLLATE utf8_unicode_ci"); $rs = $db->Execute("SHOW VARIABLES LIKE 'character_set_database'"); // this works } } /// If conversion fails, skip, let environment testing do the job } break; case 'postgres7': /// Skip, let environment testing do the job break; case 'oci8po': /// Skip, let environment testing do the job break; } } } error_reporting(7); if (($dbconnected === false) and (empty($errormsg)) ) { $errormsg = get_string('dbconnectionerror', 'install'); $nextstage = DATABASE; } } //==========================================================================// /// If the next stage is admin directory settings OR we have just come from there then /// check the admin directory. /// If we can open a file then we know that the admin name is correct. if ($nextstage == ADMIN or $INSTALL['stage'] == ADMIN) { if (!ini_get('allow_url_fopen')) { $nextstage = ($goforward) ? ENVIRONMENT : DATABASE; } else if (($fh = @fopen($INSTALL['wwwrootform'].'/'.$INSTALL['admindirname'].'/environment.xml', 'r')) !== false) { $nextstage = ($goforward) ? ENVIRONMENT : DATABASE; fclose($fh); } else { $nextstage = ($goforward) ? ENVIRONMENT : DATABASE; //if ($nextstage != ADMIN) { // $errormsg = get_string('admindirerror', 'install'); // $nextstage = ADMIN; // } } } //==========================================================================// // Check if we can navigate from the environemt page (because it's ok) if ($INSTALL['stage'] == ENVIRONMENT) { error_reporting(0); // Hide errors $dbconnected = $db->Connect($INSTALL['dbhost'],$INSTALL['dbuser'],$INSTALL['dbpass'],$INSTALL['dbname']); error_reporting(7); // Show errors if ($dbconnected) { /// Execute environment check, printing results if (!check_moodle_environment($INSTALL['release'], $environment_results, false)) { $nextstage = ENVIRONMENT; } } else { /// We never should reach this because DB has been tested before arriving here $errormsg = get_string('dbconnectionerror', 'install'); $nextstage = DATABASE; } } //==========================================================================// // Try to download the lang pack if it has been selected if ($INSTALL['stage'] == DOWNLOADLANG && $INSTALL['downloadlangpack']) { $downloadsuccess = false; $downloaderror = ''; error_reporting(0); // Hide errors /// Create necessary lang dir if (!make_upload_directory('lang', false)) { $downloaderror = get_string('cannotcreatelangdir', 'error'); } /// Download and install component if (($cd = new component_installer('http://download.moodle.org', 'lang16', $INSTALL['language'].'.zip', 'languages.md5', 'lang')) && empty($errormsg)) { $status = $cd->install(); //returns COMPONENT_(ERROR | UPTODATE | INSTALLED) switch ($status) { case COMPONENT_ERROR: if ($cd->get_error() == 'remotedownloaderror') { $a = new stdClass(); $a->url = 'http://download.moodle.org/lang16/'.$INSTALL['language'].'.zip'; $a->dest= $CFG->dataroot.'/lang'; $downloaderror = get_string($cd->get_error(), 'error', $a); } else { $downloaderror = get_string($cd->get_error(), 'error'); } break; case COMPONENT_UPTODATE: case COMPONENT_INSTALLED: $downloadsuccess = true; break; default: //We shouldn't reach this point } } else { //We shouldn't reach this point } error_reporting(7); // Show errors if ($downloadsuccess) { $INSTALL['downloadlangpack'] = false; $INSTALL['showdownloadlangpack'] = false; $INSTALL['downloadlangpackerror'] = $downloaderror; } else { $INSTALL['downloadlangpack'] = false; $INSTALL['showdownloadlangpack'] = false; $INSTALL['downloadlangpackerror'] = $downloaderror; } } //==========================================================================// /// Display or print the data /// Put the data into a string /// Try to open config file for writing. if ($nextstage == SAVE) { $str = '<?php /// Moodle Configuration File '."\r\n"; $str .= "\r\n"; $str .= 'unset($CFG);'."\r\n"; $str .= "\r\n"; $str .= '$CFG->dbtype = \''.$INSTALL['dbtype']."';\r\n"; $str .= '$CFG->dbhost = \''.addslashes($INSTALL['dbhost'])."';\r\n"; if (!empty($INSTALL['dbname'])) { $str .= '$CFG->dbname = \''.$INSTALL['dbname']."';\r\n"; // support single quotes in db user/passwords $str .= '$CFG->dbuser = \''.addsingleslashes($INSTALL['dbuser'])."';\r\n"; $str .= '$CFG->dbpass = \''.addsingleslashes($INSTALL['dbpass'])."';\r\n"; } $str .= '$CFG->dbpersist = false;'."\r\n"; $str .= '$CFG->prefix = \''.$INSTALL['prefix']."';\r\n"; $str .= "\r\n"; $str .= '$CFG->wwwroot = \''.s($INSTALL['wwwrootform'],true)."';\r\n"; $str .= '$CFG->dirroot = \''.s($INSTALL['dirrootform'],true)."';\r\n"; $str .= '$CFG->dataroot = \''.s($INSTALL['dataroot'],true)."';\r\n"; $str .= '$CFG->admin = \''.s($INSTALL['admindirname'],true)."';\r\n"; $str .= "\r\n"; $str .= '$CFG->directorypermissions = 00777; // try 02777 on a server in Safe Mode'."\r\n"; $str .= "\r\n"; $str .= 'require_once("$CFG->dirroot/lib/setup.php");'."\r\n"; $str .= '// MAKE SURE WHEN YOU EDIT THIS FILE THAT THERE ARE NO SPACES, BLANK LINES,'."\r\n"; $str .= '// RETURNS, OR ANYTHING ELSE AFTER THE TWO CHARACTERS ON THE NEXT LINE.'."\r\n"; $str .= '?>'; umask(0137); if (( $configsuccess = ($fh = @fopen($configfile, 'w')) ) !== false) { fwrite($fh, $str); fclose($fh); } $INSTALL['config'] = $str; } //==========================================================================// ?> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd"> <html dir="<?php echo (right_to_left() ? 'rtl' : 'ltr'); ?>"> <head> <link rel="shortcut icon" href="theme/standard/favicon.ico" /> <title>Moodle Install</title> <meta http-equiv="content-type" content="text/html; charset=UTF-8" /> <?php css_styles() ?> <?php database_js() ?> </head> <body> <?php if (isset($_GET['help'])) { print_install_help($_GET['help']); close_window_button(); } else { ?> <table class="main" cellpadding="3" cellspacing="0"> <tr> <td class="td_mainlogo"> <p class="p_mainlogo"><img src="pix/moodlelogo-med.gif" width="240" height="60" alt="Moodle logo"/></p> </td> <td class="td_mainlogo" valign="bottom"> <p class="p_mainheader"><?php print_string('installation', 'install') ?></p> </td> </tr> <tr> <td class="td_mainheading" colspan="2"> <p class="p_mainheading"><?php echo $headstagetext[$nextstage] ?></p> <?php /// Exceptionaly, depending of the DB selected, we show some different text /// from the standard one to show better instructions for each DB if ($nextstage == DATABASE) { echo '<script type="text/javascript" defer="defer">window.onload=toggledbinfo;</script>'; echo '<div id="mysql">' . get_string('databasesettingssub_mysql', 'install'); echo '<p style="text-align: center">' . get_string('databasesettingswillbecreated', 'install') . '</p>'; echo '</div>'; echo '<div id="mysqli">' . get_string('databasesettingssub_mysqli', 'install'); echo '<p style="text-align: center">' . get_string('databasesettingswillbecreated', 'install') . '</p>'; echo '</div>'; echo '<div id="postgres7">' . get_string('databasesettingssub_postgres7', 'install') . '</div>'; echo '<div id="mssql">' . get_string('databasesettingssub_mssql', 'install'); /// Link to mssql installation page echo "<p style='text-align:right'><a href=\"javascript:void(0)\" "; echo "onclick=\"return window.open('http://docs.moodle.org/en/Installing_MSSQL_for_PHP')\""; echo ">"; echo '<img src="pix/docs.gif' . '" alt="Docs" class="iconhelp" />'; echo get_string('moodledocslink', 'install') . '</a></p>'; echo '</div>'; echo '<div id="mssql_n">' . get_string('databasesettingssub_mssql_n', 'install'); /// Link to mssql installation page echo "<p style='text-align:right'><a href=\"javascript:void(0)\" "; echo "onclick=\"return window.open('http://docs.moodle.org/en/Installing_MSSQL_for_PHP')\""; echo ">"; echo '<img src="pix/docs.gif' . '" alt="Docs" />'; echo get_string('moodledocslink', 'install') . '</a></p>'; echo '</div>'; echo '<div id="odbc_mssql">'. get_string('databasesettingssub_odbc_mssql', 'install'); /// Link to mssql installation page echo "<p style='text-align:right'><a href=\"javascript:void(0)\" "; echo "onclick=\"return window.open('http://docs.moodle.org/en/Installing_MSSQL_for_PHP')\""; echo ">"; echo '<img src="pix/docs.gif' . '" alt="Docs" class="iconhelp" />'; echo get_string('moodledocslink', 'install') . '</a></p>'; echo '</div>'; echo '<div id="oci8po">' . get_string('databasesettingssub_oci8po', 'install'); /// Link to oracle installation page echo "<p style='text-align:right'><a href=\"javascript:void(0)\" "; echo "onclick=\"return window.open('http://docs.moodle.org/en/Installing_Oracle_for_PHP')\""; echo ">"; echo '<img src="pix/docs.gif' . '" alt="Docs" class="iconhelp" />'; echo get_string('moodledocslink', 'install') . '</a></p>'; echo '</div>'; } else { if (!empty($substagetext[$nextstage])) { echo '<p class="p_subheading">' . $substagetext[$nextstage] . '</p>'; } } ?> </td> </tr> <tr> <td class="td_main" colspan="2"> <?php if (!empty($errormsg)) echo "<p class=\"errormsg\" style=\"text-align:center\">$errormsg</p>\n"; if ($nextstage == SAVE) { $INSTALL['stage'] = WELCOME; $options = array(); $options['lang'] = $INSTALL['language']; if ($configsuccess) { echo "<p class=\"p_install\">".get_string('configfilewritten', 'install')."</p>\n"; echo "<table cellspacing=\"0\" cellpadding=\"0\" border=\"0\" width=\"100%\">\n"; echo "<tr>\n"; echo "<td> </td>\n"; echo "<td> </td>\n"; echo "<td align=\"right\">\n"; print_single_button("index.php", $options, get_string('continue')); echo "</td>\n"; echo "</tr>\n"; echo "</table>\n"; } else { echo "<p class=\"errormsg\">".get_string('configfilenotwritten', 'install')."</p>"; echo "<table cellspacing=\"0\" cellpadding=\"0\" border=\"0\" width=\"100%\">\n"; echo "<tr>\n"; echo "<td> </td>\n"; echo "<td align=\"center\">\n"; $installoptions = array(); $installoptions['download'] = 1; print_single_button("install.php", $installoptions, get_string('download', 'install')); echo "</td>\n"; echo "<td align=\"right\">\n"; print_single_button("index.php", $options, get_string('continue')); echo "</td>\n"; echo "</tr>\n"; echo "</table>\n"; echo "<hr />\n"; echo "<div style=\"text-align: ".fix_align_rtl("left")."\">\n"; echo "<pre>\n"; print_r(s($str)); echo "</pre>\n"; echo "</div>\n"; } } else { $formaction = (isset($_GET['configfile'])) ? "install.php?configfile=".$_GET['configfile'] : "install.php"; form_table($nextstage, $formaction); } ?> </td> </tr> </table> <?php } ?> </body> </html> <?php //==========================================================================// function form_table($nextstage = WELCOME, $formaction = "install.php") { global $INSTALL, $db; /// Print the standard form if we aren't in the DOWNLOADLANG page /// because it has its own form. if ($nextstage != DOWNLOADLANG) { $needtoopenform = false; ?> <form id="installform" method="post" action="<?php echo $formaction ?>"> <div><input type="hidden" name="stage" value="<?php echo $nextstage ?>" /></div> <?php } else { $needtoopenform = true; } ?> <table class="install_table" cellspacing="3" cellpadding="3"> <?php /// what we do depends on the stage we're at switch ($nextstage) { case WELCOME: /// Welcome and language settings ?> <tr> <td class="td_left"><p class="p_install"><?php print_string('language') ?></p></td> <td class="td_right"> <?php choose_from_menu (get_installer_list_of_languages(), 'language', $INSTALL['language'], '') ?> </td> </tr> <?php break; case COMPATIBILITY: /// Compatibilty check $compatsuccess = true; /// Check that PHP is of a sufficient version print_compatibility_row(inst_check_php_version(), get_string('phpversion', 'install'), get_string('phpversionerror', 'install'), 'phpversionhelp'); /// Check session auto start print_compatibility_row(!ini_get_bool('session.auto_start'), get_string('sessionautostart', 'install'), get_string('sessionautostarterror', 'install'), 'sessionautostarthelp'); /// Check magic quotes print_compatibility_row(!ini_get_bool('magic_quotes_runtime'), get_string('magicquotesruntime', 'install'), get_string('magicquotesruntimeerror', 'install'), 'magicquotesruntimehelp'); /// Check unsupported PHP configuration print_compatibility_row(ini_get_bool('magic_quotes_gpc') || (!ini_get_bool('register_globals')), get_string('globalsquotes', 'install'), get_string('globalsquoteserror', 'install'), 'globalsquoteshelp'); /// Check safe mode print_compatibility_row(!ini_get_bool('safe_mode'), get_string('safemode', 'install'), get_string('safemodeerror', 'install'), 'safemodehelp', true); /// Check file uploads print_compatibility_row(ini_get_bool('file_uploads'), get_string('fileuploads', 'install'), get_string('fileuploadserror', 'install'), 'fileuploadshelp', true); /// Check GD version print_compatibility_row(check_gd_version(), get_string('gdversion', 'install'), get_string('gdversionerror', 'install'), 'gdversionhelp', true); /// Check memory limit print_compatibility_row(check_memory_limit(), get_string('memorylimit', 'install'), get_string('memorylimiterror', 'install'), 'memorylimithelp', true); break; case DIRECTORY: /// Directory settings ?> <tr> <td class="td_left"><p class="p_install"><?php print_string('wwwroot', 'install') ?></p></td> <td class="td_right"> <input type="text" size="40"name="wwwrootform" value="<?php p($INSTALL['wwwrootform'],true) ?>" /> </td> </tr> <tr> <td class="td_left"><p class="p_install"><?php print_string('dirroot', 'install') ?></p></td> <td class="td_right"> <input type="text" size="40" name="dirrootform" disabled="disabled" value="<?php p($INSTALL['dirrootform'],true) ?>" /> </td> </tr> <tr> <td class="td_left"><p class="p_install"><?php print_string('dataroot', 'install') ?></p></td> <td class="td_right"> <input type="text" size="40" name="dataroot" value="<?php p($INSTALL['dataroot'],true) ?>" /> </td> </tr> <?php break; case DATABASE: /// Database settings ?> <tr> <td class="td_left"><p class="p_install"><?php print_string('dbtype', 'install') ?></p></td> <td class="td_right"> <?php choose_from_menu (array('mysql' => get_string('mysql', 'install'), 'mysqli' => get_string('mysqli', 'install'), 'oci8po' => get_string('oci8po', 'install'), 'postgres7' => get_string('postgres7', 'install'), 'mssql' => get_string('mssql', 'install'), 'mssql_n' => get_string('mssql_n', 'install'), 'odbc_mssql' => get_string('odbc_mssql', 'install')), 'dbtype', $INSTALL['dbtype'], '', 'toggledbinfo();') ?> </td> </tr> <tr> <td class="td_left"><p class="p_install"><?php print_string('dbhost', 'install') ?></p></td> <td class="td_right"> <input type="text" class="input_database" name="dbhost" value="<?php p($INSTALL['dbhost']) ?>" /> </td> </tr> <tr> <td class="td_left"><p class="p_install"><?php print_string('database', 'install') ?></p></td> <td class="td_right"> <input type="text" class="input_database" name="dbname" value="<?php p($INSTALL['dbname']) ?>" /> </td> </tr> <tr> <td class="td_left"><p class="p_install"><?php print_string('user') ?></p></td> <td class="td_right"> <input type="text" class="input_database" name="dbuser" value="<?php p($INSTALL['dbuser']) ?>" /> </td> </tr> <tr> <td class="td_left"><p class="p_install"><?php print_string('password') ?></p></td> <td class="td_right"> <input type="password" class="input_database" name="dbpass" value="<?php p($INSTALL['dbpass']) ?>" /> </td> </tr> <tr> <td class="td_left"><p class="p_install"><?php print_string('dbprefix', 'install') ?></p></td> <td class="td_right"> <input type="text" class="input_database" name="prefix" value="<?php p($INSTALL['prefix']) ?>" /> </td> </tr> <?php break; case ADMIN: /// Administration directory setting ?> <tr> <td class="td_left"><p class="p_install"><?php print_string('admindirname', 'install') ?></p></td> <td class="td_right"> <input type="text" size="40" name="admindirname" value="<?php p($INSTALL['admindirname']) ?>" /> </td> </tr> <?php break; case ENVIRONMENT: /// Environment checks ?> <tr> <td colspan="2"> <?php error_reporting(0); // Hide errors $dbconnected = $db->Connect($INSTALL['dbhost'],$INSTALL['dbuser'],$INSTALL['dbpass'],$INSTALL['dbname']); error_reporting(7); // Show errors if ($dbconnected) { /// Execute environment check, printing results check_moodle_environment($INSTALL['release'], $environment_results, true); } else { /// We never should reach this because DB has been tested before arriving here $errormsg = get_string('dbconnectionerror', 'install'); $nextstage = DATABASE; echo '<p class="errormsg" style="text-align:center">'.get_string('dbconnectionerror', 'install').'</p>'; } ?> </td> </tr> <?php break; case DOWNLOADLANG: /// Download language from download.moodle.org ?> <tr> <td colspan="2"> <?php /// Get array of languages, we are going to use it $languages=get_installer_list_of_languages(); /// Print the download form (button) if necessary if ($INSTALL['showdownloadlangpack'] == true && substr($INSTALL['language'],0,2) != 'en') { $options = array(); $options['downloadlangpack'] = true; $options['stage'] = DOWNLOADLANG; $options['same'] = true; print_simple_box_start('center'); print_single_button('install.php', $options, get_string('downloadlanguagebutton','install', $languages[$INSTALL['language']]), 'post'); print_simple_box_end(); } else { /// Show result info /// English lang packs aren't downloaded if (substr($INSTALL['language'],0,2) == 'en') { print_simple_box(get_string('downloadlanguagenotneeded', 'install', $languages[$INSTALL['language']]), 'center', '80%'); } else { if ($INSTALL['downloadlangpackerror']) { echo "<p class=\"errormsg\" align=\"center\">".$INSTALL['downloadlangpackerror']."</p>\n"; print_simple_box(get_string('langdownloaderror', 'install', $languages[$INSTALL['language']]), 'center', '80%'); } else { print_simple_box(get_string('langdownloadok', 'install', $languages[$INSTALL['language']]), 'center', '80%'); } } } ?> </td> </tr> <?php break; default: } ?> <tr> <td colspan="<?php echo ($nextstage == COMPATIBILITY) ? 3 : 2; ?>"> <?php if ($needtoopenform) { ?> <form id="installform" method="post" action="<?php echo $formaction ?>"> <div><input type="hidden" name="stage" value="<?php echo $nextstage ?>" /></div> <?php } ?> <?php echo ($nextstage < SAVE) ? "<div><input type=\"submit\" name=\"next\" value=\"".get_string('next')." »\" style=\"float: ".fix_align_rtl("right")."\"/></div>\n" : " \n" ?> <?php echo ($nextstage > WELCOME) ? "<div><input type=\"submit\" name=\"prev\" value=\"« ".get_string('previous')."\" style=\"float: ".fix_align_rtl("left")."\"/></div>\n" : " \n" ?> <?php if ($needtoopenform) { ?> </form> <?php } ?> </td> </tr> </table> <?php if (!$needtoopenform) { ?> </form> <?php } ?> <?php } //==========================================================================// function print_compatibility_row($success, $testtext, $errormessage, $helpfield='', $caution=false) { echo "<tr>\n"; echo "<td class=\"td_left_nowrap\" valign=\"top\"><p class=\"p_install\">$testtext</p></td>\n"; if ($success) { echo "<td valign=\"top\"><p class=\"p_pass\">".get_string('pass', 'install')."</p></td>\n"; echo "<td valign=\"top\"> </td>\n"; } else { echo "<td valign=\"top\">"; echo ($caution) ? "<p class=\"p_caution\">".get_string('caution', 'install') : "<p class=\"p_fail\">".get_string('fail', 'install'); echo "</p></td>\n"; echo "<td valign=\"top\">"; echo "<p class=\"p_install\">$errormessage "; install_helpbutton("install.php?help=$helpfield"); echo "</p></td>\n"; } echo "</tr>\n"; return $success; } //==========================================================================// function install_helpbutton($url, $title='') { if ($title == '') { $title = get_string('help'); } echo "<a href=\"javascript:void(0)\" "; echo "onclick=\"return window.open('$url','Help','menubar=0,location=0,scrollbars,resizable,width=500,height=400')\""; echo ">"; echo "<img src=\"pix/help.gif\" class=\"iconhelp\" alt=\"$title\" title=\"$title\"/>"; echo "</a>\n"; } //==========================================================================// function print_install_help($help) { switch ($help) { case 'phpversionhelp': print_string($help, 'install', phpversion()); break; case 'memorylimithelp': print_string($help, 'install', get_memory_limit()); break; default: print_string($help, 'install'); } } //==========================================================================// function get_memory_limit() { if ($limit = ini_get('memory_limit')) { return $limit; } else { return get_cfg_var('memory_limit'); } } //==========================================================================// function check_memory_limit() { /// if limit is already 40 or more then we don't care if we can change it or not if ((int)str_replace('M', '', get_memory_limit()) >= 40) { return true; } /// Otherwise, see if we can change it ourselves @ini_set('memory_limit', '40M'); return ((int)str_replace('M', '', get_memory_limit()) >= 40); } //==========================================================================// function inst_check_php_version() { if (!check_php_version("4.3.0")) { return false; } else if (check_php_version("5.0.0")) { return check_php_version("5.1.0"); // 5.0.x is too buggy } return true; // 4.3.x or 4.4.x is fine } //==========================================================================// /* This function returns a list of languages and their full names. The * list of available languages is fetched from install/lang/xx/installer.php * and it's used exclusively by the installation process * @return array An associative array with contents in the form of LanguageCode => LanguageName */ function get_installer_list_of_languages() { global $CFG; $languages = array(); /// Get raw list of lang directories $langdirs = get_list_of_plugins('install/lang'); asort($langdirs); /// Get some info from each lang foreach ($langdirs as $lang) { if (file_exists($CFG->dirroot .'/install/lang/'. $lang .'/installer.php')) { include($CFG->dirroot .'/install/lang/'. $lang .'/installer.php'); if (substr($lang, -5) == '_utf8') { //Remove the _utf8 suffix from the lang to show $shortlang = substr($lang, 0, -5); } else { $shortlang = $lang; } if ($lang == 'en') { //Explain this is non-utf8 en $shortlang = 'non-utf8 en'; } if (!empty($string['thislanguage'])) { $languages[$lang] = $string['thislanguage'] .' ('. $shortlang .')'; } unset($string); } } /// Return array return $languages; } //==========================================================================// function css_styles() { ?> <style type="text/css"> body { background-color: #ffeece; } p, li, td { font-family: helvetica, arial, sans-serif; font-size: 10pt; } a { text-decoration: none; color: blue; } a img { border: none; } .errormsg { color: red; font-weight: bold; } blockquote { font-family: courier, monospace; font-size: 10pt; } .input_database { width: 270px; } .install_table { width: 500px; margin-left:auto; margin-right:auto; } .td_left { text-align: <?php echo fix_align_rtl("right") ?>; font-weight: bold; } .td_left_nowrap{ text-align: <?php echo fix_align_rtl("right") ?>; font-weight: bold; white-space: nowrap; width: 160px; padding-left: 10px; } .td_right { text-align: <?php echo fix_align_rtl("left") ?>; } .main { width: 80%; border-width: 1px; border-style: solid; border-color: #ffc85f; margin-left:auto; margin-right:auto; -moz-border-radius-bottomleft: 15px; -moz-border-radius-bottomright: 15px; } .td_mainheading { background-color: #fee6b9; padding-left: 10px; } .td_main { text-align: center; } .td_mainlogo { vertical-align: middle; } .p_mainlogo { margin-top: 0px; margin-bottom: 0px; } .p_mainheading { font-size: 11pt; margin-top: 16px; margin-bottom: 16px; } .p_subheading { font-size: 10pt; padding-left: 10px; margin-top: 16px; margin-bottom: 16px; } .p_mainheader{ text-align: right; font-size: 20pt; font-weight: bold; margin-top: 0px; margin-bottom: 0px; } .p_pass { color: green; font-weight: bold; margin-top: 0px; margin-bottom: 0px; } .p_fail { color: red; font-weight: bold; margin-top: 0px; margin-bottom: 0px; } .p_caution { color: #ff6600; font-weight: bold; margin-top: 0px; margin-bottom: 0px; } .p_help { text-align: center; font-family: helvetica, arial, sans-serif; font-size: 14pt; font-weight: bold; color: #333333; margin-top: 0px; margin-bottom: 0px; } /* This override the p tag for every p tag in this installation script, but not in lang\xxx\installer.php */ .p_install { margin-top: 0px; margin-bottom: 0px; } .environmenttable { font-size: 10pt; border-color: #ffc85f; } table.environmenttable .error { background-color : red; color : inherit; } table.environmenttable .warn { background-color : yellow; } table.environmenttable .ok { background-color : lightgreen; } .header { background-color: #fee6b9; font-size: 10pt; } .cell { background-color: #ffeece; font-size: 10pt; } .error { color: #ff0000; } .errorboxcontent { text-align: center; font-weight: bold; padding-left: 20px; color: #ff0000; } .invisiblefieldset { display:inline; border:0px; padding:0px; margin:0px; } #mysql, #mysqli, #postgres7, #mssql, #mssql_n, #odbc_mssql, #oci8po { display: none; } </style> <?php } //==========================================================================// function database_js() { ?> <script type="text/javascript" defer="defer"> function toggledbinfo() { //Calculate selected value var showid = 'mysql'; if (document.getElementById('installform').dbtype.value) { showid = document.getElementById('installform').dbtype.value; } if (document.getElementById) { //Hide all the divs document.getElementById('mysql').style.display = ''; document.getElementById('mysqli').style.display = ''; document.getElementById('postgres7').style.display = ''; document.getElementById('mssql').style.display = ''; document.getElementById('mssql_n').style.display = ''; document.getElementById('odbc_mssql').style.display = ''; document.getElementById('oci8po').style.display = ''; //Show the selected div document.getElementById(showid).style.display = 'block'; } else if (document.all) { //This is the way old msie versions work //Hide all the divs document.all['mysql'].style.display = ''; document.all['mysqli'].style.display = ''; document.all['postgres7'].style.display = ''; document.all['mssql'].style.display = ''; document.all['mssql_n'].style.display = ''; document.all['odbc_mssql'].style.display = ''; document.all['oci8po'].style.display = ''; //Show the selected div document.all[showid].style.display = 'block'; } else if (document.layers) { //This is the way nn4 works //Hide all the divs document.layers['mysql'].style.display = ''; document.layers['mysqli'].style.display = ''; document.layers['postgres7'].style.display = ''; document.layers['mssql'].style.display = ''; document.layers['mssql_n'].style.display = ''; document.layers['odbc_mssql'].style.display = ''; document.layers['oci8po'].style.display = ''; //Show the selected div document.layers[showid].style.display = 'block'; } } </script> <?php } /** * Add slashes for single quotes and backslashes * so they can be included in single quoted string * (for config.php) */ function addsingleslashes($input){ return preg_replace("/(['\\\])/", "\\\\$1", $input); } ?>