/**
* Check installation requirements and report any errors.
*/
function install_check_requirements($profile, $verify)
{
// If Drupal is not set up already, we need to create a settings file.
if (!$verify) {
$writable = FALSE;
$conf_path = './' . conf_path(FALSE, TRUE);
$settings_file = $conf_path . '/settings.php';
$file = $conf_path;
$exists = FALSE;
// Verify that the directory exists.
if (drupal_verify_install_file($conf_path, FILE_EXIST, 'dir')) {
// Check to make sure a settings.php already exists.
$file = $settings_file;
if (drupal_verify_install_file($settings_file, FILE_EXIST)) {
$exists = TRUE;
// If it does, make sure it is writable.
$writable = drupal_verify_install_file($settings_file, FILE_READABLE | FILE_WRITABLE);
}
}
if (!$exists) {
drupal_set_message(st('The @drupal installer requires that you create a settings file as part of the installation process.
<ol>
<li>Copy the %default_file file to %file.</li>
<li>Change file permissions so that it is writable by the web server. If you are unsure how to grant file permissions, please consult the <a href="@handbook_url">on-line handbook</a>.</li>
</ol>
More details about installing Drupal are available in INSTALL.txt.', array('@drupal' => drupal_install_profile_name(), '%file' => $file, '%default_file' => $conf_path . '/default.settings.php', '@handbook_url' => 'http://drupal.org/server-permissions')), 'error');
} elseif (!$writable) {
drupal_set_message(st('The @drupal installer requires write permissions to %file during the installation process. If you are unsure how to grant file permissions, please consult the <a href="@handbook_url">on-line handbook</a>.', array('@drupal' => drupal_install_profile_name(), '%file' => $file, '@handbook_url' => 'http://drupal.org/server-permissions')), 'error');
}
}
// Check the other requirements.
$requirements = drupal_check_profile($profile);
$severity = drupal_requirements_severity($requirements);
// If there are issues, report them.
if ($severity == REQUIREMENT_ERROR) {
foreach ($requirements as $requirement) {
if (isset($requirement['severity']) && $requirement['severity'] == REQUIREMENT_ERROR) {
$message = $requirement['description'];
if (isset($requirement['value']) && $requirement['value']) {
$message .= ' (' . st('Currently using !item !version', array('!item' => $requirement['title'], '!version' => $requirement['value'])) . ')';
}
drupal_set_message($message, 'error');
}
}
}
if ($severity == REQUIREMENT_WARNING) {
foreach ($requirements as $requirement) {
if (isset($requirement['severity']) && $requirement['severity'] == REQUIREMENT_WARNING) {
$message = $requirement['description'];
if (isset($requirement['value']) && $requirement['value']) {
$message .= ' (' . st('Currently using !item !version', array('!item' => $requirement['title'], '!version' => $requirement['value'])) . ')';
}
drupal_set_message($message, 'warning');
}
}
}
}
/**
* Check installation requirements and report any errors.
*/
function install_check_requirements($profile, $verify)
{
// Check the profile requirements.
$requirements = drupal_check_profile($profile);
// If Drupal is not set up already, we need to create a settings file.
if (!$verify) {
$writable = FALSE;
$conf_path = './' . conf_path(FALSE, TRUE);
$settings_file = $conf_path . '/settings.php';
$file = $conf_path;
$exists = FALSE;
// Verify that the directory exists.
if (drupal_verify_install_file($conf_path, FILE_EXIST, 'dir')) {
// Check to make sure a settings.php already exists.
$file = $settings_file;
if (drupal_verify_install_file($settings_file, FILE_EXIST)) {
$exists = TRUE;
// If it does, make sure it is writable.
$writable = drupal_verify_install_file($settings_file, FILE_READABLE | FILE_WRITABLE);
$exists = TRUE;
}
}
if (!$exists) {
$requirements['settings file exists'] = array('title' => st('Settings file'), 'value' => st('The settings file does not exist.'), 'severity' => REQUIREMENT_ERROR, 'description' => st('The @drupal installer requires that you create a settings file as part of the installation process. Copy the %default_file file to %file. More details about installing Drupal are available in <a href="@install_txt">INSTALL.txt</a>.', array('@drupal' => drupal_install_profile_name(), '%file' => $file, '%default_file' => $conf_path . '/default.settings.php', '@install_txt' => base_path() . 'INSTALL.txt')));
} else {
$requirements['settings file exists'] = array('title' => st('Settings file'), 'value' => st('The %file file exists.', array('%file' => $file)));
if (!$writable) {
$requirements['settings file writable'] = array('title' => st('Settings file'), 'value' => st('The settings file is not writable.'), 'severity' => REQUIREMENT_ERROR, 'description' => st('The @drupal installer requires write permissions to %file during the installation process. If you are unsure how to grant file permissions, please consult the <a href="@handbook_url">online handbook</a>.', array('@drupal' => drupal_install_profile_name(), '%file' => $file, '@handbook_url' => 'http://drupal.org/server-permissions')));
} else {
$requirements['settings file'] = array('title' => st('Settings file'), 'value' => st('Settings file is writable.'));
}
}
}
return $requirements;
}
/**
* Page displayed when the installation is complete. Called from install.php.
*/
function install_complete($profile)
{
global $base_url;
$output = '';
// Store install profile for later use.
variable_set('install_profile', $profile);
// Bootstrap newly installed Drupal, while preserving existing messages.
$messages = $_SESSION['messages'];
drupal_bootstrap(DRUPAL_BOOTSTRAP_FULL);
$_SESSION['messages'] = $messages;
// Build final page.
drupal_maintenance_theme();
drupal_set_title(st('@drupal installation complete', array('@drupal' => drupal_install_profile_name())));
$output .= '<p>' . st('Congratulations, @drupal has been successfully installed.', array('@drupal' => drupal_install_profile_name())) . '</p>';
// Show profile finalization info.
$function = $profile . '_profile_final';
if (function_exists($function)) {
// More steps required
$profile_message = $function();
}
// If the profile returned a welcome message, use that instead of default.
if (isset($profile_message)) {
$output .= $profile_message;
} else {
// No more steps
$output .= '<p>' . (drupal_set_message() ? st('Please review the messages above before continuing on to <a href="@url">your new site</a>.', array('@url' => url(''))) : st('You may now visit <a href="@url">your new site</a>.', array('@url' => url('')))) . '</p>';
}
// Output page.
print theme('maintenance_page', $output);
}
/**
* Tasks performed after the database is initialized.
*/
function install_tasks($profile, $task)
{
global $base_url, $install_locale;
// Bootstrap newly installed Drupal, while preserving existing messages.
$messages = isset($_SESSION['messages']) ? $_SESSION['messages'] : '';
drupal_install_init_database();
drupal_bootstrap(DRUPAL_BOOTSTRAP_FULL);
drupal_set_session('messages', $messages);
// URL used to direct page requests.
$url = $base_url . '/install.php?locale=' . $install_locale . '&profile=' . $profile;
// Build a page for final tasks.
if (empty($task)) {
variable_set('install_task', 'profile-install');
$task = 'profile-install';
}
// We are using a list of if constructs here to allow for
// passing from one task to the other in the same request.
// Install profile modules.
if ($task == 'profile-install') {
$modules = variable_get('install_profile_modules', array());
$files = module_rebuild_cache();
variable_del('install_profile_modules');
$operations = array();
foreach ($modules as $module) {
$operations[] = array('_install_module_batch', array($module, $files[$module]->info['name']));
}
$batch = array('operations' => $operations, 'finished' => '_install_profile_batch_finished', 'title' => st('Installing @drupal', array('@drupal' => drupal_install_profile_name())), 'error_message' => st('The installation has encountered an error.'));
// Start a batch, switch to 'profile-install-batch' task. We need to
// set the variable here, because batch_process() redirects.
variable_set('install_task', 'profile-install-batch');
batch_set($batch);
batch_process($url, $url);
}
// We are running a batch install of the profile's modules.
// This might run in multiple HTTP requests, constantly redirecting
// to the same address, until the batch finished callback is invoked
// and the task advances to 'locale-initial-import'.
if ($task == 'profile-install-batch') {
include_once DRUPAL_ROOT . '/includes/batch.inc';
$output = _batch_page();
}
// Import interface translations for the enabled modules.
if ($task == 'locale-initial-import') {
if (!empty($install_locale) && $install_locale != 'en') {
include_once DRUPAL_ROOT . '/includes/locale.inc';
// Enable installation language as default site language.
locale_add_language($install_locale, NULL, NULL, NULL, '', NULL, 1, TRUE);
// Collect files to import for this language.
$batch = locale_batch_by_language($install_locale, '_install_locale_initial_batch_finished');
if (!empty($batch)) {
// Remember components we cover in this batch set.
variable_set('install_locale_batch_components', $batch['#components']);
// Start a batch, switch to 'locale-batch' task. We need to
// set the variable here, because batch_process() redirects.
variable_set('install_task', 'locale-initial-batch');
batch_set($batch);
batch_process($url, $url);
}
}
// Found nothing to import or not foreign language, go to next task.
$task = 'configure';
}
if ($task == 'locale-initial-batch') {
include_once DRUPAL_ROOT . '/includes/batch.inc';
include_once DRUPAL_ROOT . '/includes/locale.inc';
$output = _batch_page();
}
if ($task == 'configure') {
if (variable_get('site_name', FALSE) || variable_get('site_mail', FALSE)) {
// Site already configured: This should never happen, means re-running
// the installer, possibly by an attacker after the 'install_task' variable
// got accidentally blown somewhere. Stop it now.
install_already_done_error();
}
$form = drupal_get_form('install_configure_form', $url);
if (!variable_get('site_name', FALSE) && !variable_get('site_mail', FALSE)) {
// Not submitted yet: Prepare to display the form.
$output = $form;
drupal_set_title(st('Configure site'));
// Warn about settings.php permissions risk
$settings_dir = './' . conf_path();
$settings_file = $settings_dir . '/settings.php';
if (!drupal_verify_install_file($settings_file, FILE_EXIST | FILE_READABLE | FILE_NOT_WRITABLE) || !drupal_verify_install_file($settings_dir, FILE_NOT_WRITABLE, 'dir')) {
drupal_set_message(st('All necessary changes to %dir and %file have been made, so you should remove write permissions to them now in order to avoid security risks. If you are unsure how to do so, please consult the <a href="@handbook_url">online handbook</a>.', array('%dir' => $settings_dir, '%file' => $settings_file, '@handbook_url' => 'http://drupal.org/server-permissions')), 'error');
} else {
drupal_set_message(st('All necessary changes to %dir and %file have been made. They have been set to read-only for security.', array('%dir' => $settings_dir, '%file' => $settings_file)));
}
// Add JavaScript validation.
_user_password_dynamic_validation();
drupal_add_js(drupal_get_path('module', 'system') . '/system.js');
// Add JavaScript time zone detection.
drupal_add_js('misc/timezone.js');
// We add these strings as settings because JavaScript translation does not
// work on install time.
drupal_add_js(array('copyFieldValue' => array('edit-site-mail' => array('edit-account-mail'))), 'setting');
drupal_add_js('jQuery(function () { Drupal.cleanURLsInstallCheck(); });', 'inline');
// Build menu to allow clean URL check.
menu_rebuild();
// Cache a fully-built schema. This is necessary for any
// invocation of index.php because: (1) setting cache table
// entries requires schema information, (2) that occurs during
// bootstrap before any module are loaded, so (3) if there is no
// cached schema, drupal_get_schema() will try to generate one
// but with no loaded modules will return nothing.
//
// This logically could be done during task 'done' but the clean
// URL check requires it now.
drupal_get_schema(NULL, TRUE);
} else {
$task = 'profile';
}
}
// If found an unknown task or the 'profile' task, which is
// reserved for profiles, hand over the control to the profile,
// so it can run any number of custom tasks it defines.
if (!in_array($task, install_reserved_tasks())) {
$function = $profile . '_profile_tasks';
if (function_exists($function)) {
// The profile needs to run more code, maybe even more tasks.
// $task is sent through as a reference and may be changed!
$output = $function($task, $url);
}
// If the profile doesn't move on to a new task we assume
// that it is done.
if ($task == 'profile') {
$task = 'profile-finished';
}
}
// Profile custom tasks are done, so let the installer regain
// control and proceed with importing the remaining translations.
if ($task == 'profile-finished') {
if (!empty($install_locale) && $install_locale != 'en') {
include_once DRUPAL_ROOT . '/includes/locale.inc';
// Collect files to import for this language. Skip components
// already covered in the initial batch set.
$batch = locale_batch_by_language($install_locale, '_install_locale_remaining_batch_finished', variable_get('install_locale_batch_components', array()));
// Remove temporary variable.
variable_del('install_locale_batch_components');
if (!empty($batch)) {
// Start a batch, switch to 'locale-remaining-batch' task. We need to
// set the variable here, because batch_process() redirects.
variable_set('install_task', 'locale-remaining-batch');
batch_set($batch);
batch_process($url, $url);
}
}
// Found nothing to import or not foreign language, go to next task.
$task = 'finished';
}
if ($task == 'locale-remaining-batch') {
include_once DRUPAL_ROOT . '/includes/batch.inc';
include_once DRUPAL_ROOT . '/includes/locale.inc';
$output = _batch_page();
}
// Display a 'finished' page to user.
if ($task == 'finished') {
drupal_set_title(st('@drupal installation complete', array('@drupal' => drupal_install_profile_name())));
$messages = drupal_set_message();
$output = '<p>' . st('Congratulations, @drupal has been successfully installed.', array('@drupal' => drupal_install_profile_name())) . '</p>';
$output .= '<p>' . (isset($messages['error']) ? st('Please review the messages above before continuing on to <a href="@url">your new site</a>.', array('@url' => url(''))) : st('You may now visit <a href="@url">your new site</a>.', array('@url' => url('')))) . '</p>';
$task = 'done';
}
// The end of the install process. Remember profile used.
if ($task == 'done') {
// Rebuild menu and registry to get content type links registered by the
// profile, and possibly any other menu items created through the tasks.
menu_rebuild();
// Register actions declared by any modules.
actions_synchronize();
// Randomize query-strings on css/js files, to hide the fact that
// this is a new install, not upgraded yet.
_drupal_flush_css_js();
variable_set('install_profile', $profile);
// Cache a fully-built schema.
drupal_get_schema(NULL, TRUE);
}
// Set task for user, and remember the task in the database.
install_task_list($task);
variable_set('install_task', $task);
// Run cron to populate update status tables (if available) so that users
// will be warned if they've installed an out of date Drupal version.
// Will also trigger indexing of profile-supplied content or feeds.
drupal_cron_run();
// Output page, if some output was required. Otherwise it is possible
// that we are printing a JSON page and theme output should not be there.
if (isset($output)) {
print theme('maintenance_page', $output);
}
}