999 lines
31 KiB
PHP
999 lines
31 KiB
PHP
<?php
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// $Id$
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/**
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* Indicates that a module has not been installed yet.
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*/
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define('SCHEMA_UNINSTALLED', -1);
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/**
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* Indicates that a module has been installed.
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*/
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define('SCHEMA_INSTALLED', 0);
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/**
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* Requirement severity -- Informational message only.
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*/
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define('REQUIREMENT_INFO', -1);
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/**
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* Requirement severity -- Requirement successfully met.
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*/
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define('REQUIREMENT_OK', 0);
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/**
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* Requirement severity -- Warning condition; proceed but flag warning.
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*/
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define('REQUIREMENT_WARNING', 1);
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/**
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* Requirement severity -- Error condition; abort installation.
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*/
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define('REQUIREMENT_ERROR', 2);
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/**
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* File permission check -- File exists.
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*/
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define('FILE_EXIST', 1);
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/**
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* File permission check -- File is readable.
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*/
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define('FILE_READABLE', 2);
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/**
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* File permission check -- File is writable.
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*/
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define('FILE_WRITABLE', 4);
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/**
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* File permission check -- File is executable.
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*/
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define('FILE_EXECUTABLE', 8);
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/**
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* File permission check -- File does not exist.
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*/
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define('FILE_NOT_EXIST', 16);
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/**
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* File permission check -- File is not readable.
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*/
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define('FILE_NOT_READABLE', 32);
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/**
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* File permission check -- File is not writable.
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*/
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define('FILE_NOT_WRITABLE', 64);
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/**
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* File permission check -- File is not executable.
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*/
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define('FILE_NOT_EXECUTABLE', 128);
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/**
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* Initialize the update system by loading all installed module's .install files.
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*/
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function drupal_load_updates() {
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foreach (drupal_get_installed_schema_version(NULL, FALSE, TRUE) as $module => $schema_version) {
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if ($schema_version > -1) {
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module_load_install($module);
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}
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}
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}
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/**
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* Returns an array of available schema versions for a module.
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*
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* @param $module
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* A module name.
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* @return
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* If the module has updates, an array of available updates sorted by version.
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* Otherwise, FALSE.
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*/
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function drupal_get_schema_versions($module) {
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$updates = array();
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$functions = get_defined_functions();
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foreach ($functions['user'] as $function) {
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if (strpos($function, $module . '_update_') === 0) {
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$version = substr($function, strlen($module . '_update_'));
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if (is_numeric($version)) {
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$updates[] = $version;
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}
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}
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}
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if (count($updates) == 0) {
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return FALSE;
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}
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// Make sure updates are run in numeric order, not in definition order.
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sort($updates, SORT_NUMERIC);
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return $updates;
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}
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/**
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* Returns the currently installed schema version for a module.
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*
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* @param $module
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* A module name.
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* @param $reset
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* Set to TRUE after modifying the system table.
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* @param $array
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* Set to TRUE if you want to get information about all modules in the
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* system.
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* @return
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* The currently installed schema version.
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*/
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function drupal_get_installed_schema_version($module, $reset = FALSE, $array = FALSE) {
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static $versions = array();
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if ($reset) {
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$versions = array();
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}
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if (!$versions) {
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$versions = array();
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$result = db_query("SELECT name, schema_version FROM {system} WHERE type = :type", array(':type' => 'module'));
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foreach ($result as $row) {
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$versions[$row->name] = $row->schema_version;
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}
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}
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return $array ? $versions : $versions[$module];
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}
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/**
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* Update the installed version information for a module.
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*
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* @param $module
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* A module name.
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* @param $version
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* The new schema version.
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*/
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function drupal_set_installed_schema_version($module, $version) {
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db_update('system')
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->fields(array('schema_version' => $version))
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->condition('name', $module)
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->execute();
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}
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/**
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* Loads the install profile definition, extracting its defined name.
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*
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* @return
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* The name defined in the profile's _profile_details() hook.
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*/
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function drupal_install_profile_name() {
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global $profile;
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static $name = NULL;
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if (!isset($name)) {
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// Load profile details.
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$function = $profile . '_profile_details';
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if (function_exists($function)) {
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$details = $function();
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}
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$name = isset($details['name']) ? $details['name'] : 'Drupal';
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}
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return $name;
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}
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/**
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* Auto detect the base_url with PHP predefined variables.
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*
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* @param $file
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* The name of the file calling this function so we can strip it out of
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* the URI when generating the base_url.
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* @return
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* The auto-detected $base_url that should be configured in settings.php
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*/
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function drupal_detect_baseurl($file = 'install.php') {
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global $profile;
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$proto = $_SERVER['HTTPS'] ? 'https://' : 'http://';
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$host = $_SERVER['SERVER_NAME'];
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$port = ($_SERVER['SERVER_PORT'] == 80 ? '' : ':' . $_SERVER['SERVER_PORT']);
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$uri = preg_replace("/\?.*/", '', $_SERVER['REQUEST_URI']);
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$dir = str_replace("/$file", '', $uri);
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return "$proto$host$port$dir";
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}
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/**
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* Detect all supported databases that are compiled into PHP.
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*
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* @return
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* An array of database types compiled into PHP.
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*/
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function drupal_detect_database_types() {
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$databases = array();
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// We define a driver as a directory in /includes/database that in turn
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// contains a database.inc file. That allows us to drop in additional drivers
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// without modifying the installer.
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// Because we have no registry yet, we need to also include the install.inc
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// file for the driver explicitly.
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foreach (file_scan_directory(DRUPAL_ROOT . '/includes/database', '/^[a-z]*$/i', array('recurse' => FALSE)) as $file) {
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include_once "{$file->filepath}/install.inc";
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include_once "{$file->filepath}/database.inc";
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$drivers[$file->filename] = $file->filepath;
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}
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foreach ($drivers as $driver => $file) {
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$class = 'DatabaseInstaller_' . $driver;
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$installer = new $class();
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if ($installer->installable()) {
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$databases[$driver] = $installer->name();
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}
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}
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// Usability: unconditionally put the MySQL driver on top.
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if (isset($databases['mysql'])) {
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$mysql_database = $databases['mysql'];
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unset($databases['mysql']);
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$databases = array('mysql' => $mysql_database) + $databases;
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}
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return $databases;
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}
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abstract class DatabaseInstaller {
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protected $success = array();
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protected $tests = array(
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'testCreate' => array(
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'query' => 'CREATE TABLE drupal_install_test (id int NULL)',
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'success' => 'CREATE',
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'message' => 'Failed to create a test table on your %name database server with the command %query. %name reports the following message: %error.<ul><li>Are you sure the configured username has the necessary %name permissions to create tables in the database?</li></ul>For more help, see the <a href="http://drupal.org/node/258">Installation and upgrading handbook</a>. If you are unsure what these terms mean you should probably contact your hosting provider.',
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'fatal' => TRUE,
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),
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'testInsert' => array(
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'query' => 'INSERT INTO drupal_install_test (id) VALUES (1)',
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'success' => 'INSERT',
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'message' => 'Failed to insert a value into a test table on your %name database server. We tried inserting a value with the command %query and %name reported the following error: %error.',
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),
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'testUpdate' => array(
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'query' => 'UPDATE drupal_install_test SET id = 2',
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'success' => 'UPDATE',
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'message' => 'Failed to update a value in a test table on your %name database server. We tried updating a value with the command %query and %name reported the following error: %error.',
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),
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'testDelete' => array(
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'query' => 'DELETE FROM drupal_install_test',
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'success' => 'DELETE',
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'message' => 'Failed to delete a value from a test table on your %name database server. We tried deleting a value with the command %query and %name reported the following error: %error.',
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),
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'testDrop' => array(
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'query' => 'DROP TABLE drupal_install_test',
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'success' => 'DELETE',
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'message' => 'Failed to drop a test table from your %name database server. We tried dropping a table with the command %query and %name reported the following error %error.',
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),
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);
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public $error = FALSE;
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protected function hasPdoDriver() {
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return in_array($this->pdoDriver, PDO::getAvailableDrivers());
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}
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public function installable() {
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return $this->hasPdoDriver();
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}
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abstract public function name();
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public function test() {
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$return = $this->testConnect();
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if ($return === FALSE) {
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return FALSE;
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}
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foreach ($this->tests as $test) {
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$return = $this->runTestQuery($test['query'], $test['success'], $test['message'], !empty($test['fatal']));
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if ($return === FALSE) {
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return FALSE;
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}
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}
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return $this->success;
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}
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/**
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* Check if we can connect to the database.
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*
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* @return
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* FALSE on failure.
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*/
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protected function testConnect() {
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try {
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// This doesn't actually test the connection.
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db_set_active();
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// Now actually do a check.
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Database::getConnection();
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$this->success[] = 'CONNECT';
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}
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catch (Exception $e) {
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drupal_set_message(st('Failed to connect to your %name database server. %name reports the following message: <strong>%error</strong>.<ul><li>Are you sure that you have typed the correct database hostname?</li><li>Are you sure that the database server is running?</li><li>Are you sure you have the correct database name?</li><li>Are you sure you have the correct username and password?</li></ul>For more help, see the <a href="http://drupal.org/node/258">Installation and upgrading handbook</a>. If you are unsure what these terms mean you should probably contact your hosting provider.', array('%error' => $e->getMessage(), '%name' => $this->name())), 'error');
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return FALSE;
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}
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}
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protected function runTestQuery($query, $success, $message, $fatal = FALSE) {
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try {
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db_query($query);
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$this->success[] = $success;
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}
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catch (Exception $e) {
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drupal_set_message(st($message, array('%query' => $query, '%error' => $e->getMessage(), '%name' => $this->name())), 'error');
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$this->error = TRUE;
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if ($fatal) {
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return FALSE;
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}
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}
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}
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}
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/**
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* Replace values in settings.php with values in the submitted array.
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*
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* @param $settings
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* An array of settings that need to be updated.
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*/
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function drupal_rewrite_settings($settings = array(), $prefix = '') {
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$default_settings = 'sites/default/default.settings.php';
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drupal_static_reset('conf_path');
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$settings_file = conf_path(FALSE) . '/' . $prefix . 'settings.php';
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// Build list of setting names and insert the values into the global namespace.
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$keys = array();
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foreach ($settings as $setting => $data) {
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$GLOBALS[$setting] = $data['value'];
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$keys[] = $setting;
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}
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$buffer = NULL;
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$first = TRUE;
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if ($fp = fopen(DRUPAL_ROOT . '/' . $default_settings, 'r')) {
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// Step line by line through settings.php.
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while (!feof($fp)) {
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$line = fgets($fp);
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if ($first && substr($line, 0, 5) != '<?php') {
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$buffer = "<?php\n\n";
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}
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$first = FALSE;
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// Check for constants.
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if (substr($line, 0, 7) == 'define(') {
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preg_match('/define\(\s*[\'"]([A-Z_-]+)[\'"]\s*,(.*?)\);/', $line, $variable);
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if (in_array($variable[1], $keys)) {
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$setting = $settings[$variable[1]];
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$buffer .= str_replace($variable[2], " '" . $setting['value'] . "'", $line);
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unset($settings[$variable[1]]);
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unset($settings[$variable[2]]);
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}
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else {
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$buffer .= $line;
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}
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}
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// Check for variables.
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elseif (substr($line, 0, 1) == '$') {
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preg_match('/\$([^ ]*) /', $line, $variable);
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if (in_array($variable[1], $keys)) {
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// Write new value to settings.php in the following format:
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// $'setting' = 'value'; // 'comment'
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$setting = $settings[$variable[1]];
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$buffer .= '$' . $variable[1] . " = " . var_export($setting['value'], TRUE) . ";" . (!empty($setting['comment']) ? ' // ' . $setting['comment'] . "\n" : "\n");
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unset($settings[$variable[1]]);
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}
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else {
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$buffer .= $line;
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}
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}
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else {
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$buffer .= $line;
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}
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}
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fclose($fp);
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// Add required settings that were missing from settings.php.
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foreach ($settings as $setting => $data) {
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if ($data['required']) {
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$buffer .= "\$$setting = " . var_export($data['value'], TRUE) . ";\n";
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}
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}
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$fp = fopen(DRUPAL_ROOT . '/' . $settings_file, 'w');
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if ($fp && fwrite($fp, $buffer) === FALSE) {
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drupal_set_message(st('Failed to modify %settings, please verify the file permissions.', array('%settings' => $settings_file)), 'error');
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}
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}
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else {
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drupal_set_message(st('Failed to open %settings, please verify the file permissions.', array('%settings' => $default_settings)), 'error');
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}
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}
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/**
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* Get list of all .install files.
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*
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* @param $module_list
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* An array of modules to search for their .install files.
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*/
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function drupal_get_install_files($module_list = array()) {
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$installs = array();
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foreach ($module_list as $module) {
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$installs = array_merge($installs, drupal_system_listing('/' . $module . '.install$/', 'modules'));
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}
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return $installs;
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}
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/**
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* Get a list of modules required by an installation profile.
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*
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* @param profile
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* Name of profile.
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* @param locale
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* Name of locale used (if any).
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* @return
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* The list of modules to install.
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*/
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function drupal_get_profile_modules($profile, $locale = 'en') {
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$profile_file = "./profiles/$profile/$profile.profile";
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require_once($profile_file);
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// Get a list of modules required by this profile.
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$function = $profile . '_profile_modules';
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return array_merge(drupal_required_modules(), $function(), ($locale != 'en' && !empty($locale) ? array('locale') : array()));
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}
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/**
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* Verify an install profile for installation.
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*
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* @param $profile
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* Name of install profile to verify.
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* @param $locale
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* Name of locale used (if any).
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* @return
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* The list of modules to install.
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*/
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function drupal_verify_profile($profile, $locale) {
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include_once DRUPAL_ROOT . '/includes/file.inc';
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include_once DRUPAL_ROOT . '/includes/common.inc';
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$profile_file = DRUPAL_ROOT . "/profiles/$profile/$profile.profile";
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if (!isset($profile) || !file_exists($profile_file)) {
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install_no_profile_error();
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}
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$module_list = drupal_get_profile_modules($profile, $locale);
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// Get a list of modules that exist in Drupal's assorted subdirectories.
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$present_modules = array();
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foreach (drupal_system_listing('/\.module$/', 'modules', 'name', 0) as $present_module) {
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$present_modules[] = $present_module->name;
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}
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// Verify that all of the profile's required modules are present.
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$missing_modules = array_diff($module_list, $present_modules);
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$requirements = array();
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if (count($missing_modules)) {
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$modules = array();
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foreach ($missing_modules as $module) {
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$modules[] = '<span class="admin-missing">' . drupal_ucfirst($module) . '</span>';
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}
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$requirements['required_modules'] = array(
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'title' => st('Required modules'),
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'value' => st('Required modules not found.'),
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'severity' => REQUIREMENT_ERROR,
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'description' => st('The following modules are required but were not found. Please move them into the appropriate modules subdirectory, such as <em>sites/all/modules</em>. Missing modules: !modules', array('!modules' => implode(', ', $modules))),
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);
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}
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return $requirements;
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}
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/**
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* Calls the install function for a given list of modules.
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*
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* @param $module_list
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* The modules to install.
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* @param $disable_modules_installed_hook
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* Normally just testing wants to set this to TRUE.
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*/
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function drupal_install_modules($module_list = array(), $disable_modules_installed_hook = FALSE) {
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$files = system_get_module_data();
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$module_list = array_flip(array_values($module_list));
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do {
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$moved = FALSE;
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foreach ($module_list as $module => $weight) {
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$file = $files[$module];
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if (isset($file->info['dependencies']) && is_array($file->info['dependencies'])) {
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foreach ($file->info['dependencies'] as $dependency) {
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if (isset($module_list[$dependency]) && $module_list[$module] < $module_list[$dependency] +1) {
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$module_list[$module] = $module_list[$dependency] +1;
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$moved = TRUE;
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}
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}
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}
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}
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} while ($moved);
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asort($module_list);
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$module_list = array_keys($module_list);
|
|
module_enable($module_list, $disable_modules_installed_hook);
|
|
}
|
|
|
|
/**
|
|
* Callback to install an individual install profile module.
|
|
*
|
|
* Used during installation to install modules one at a time and then
|
|
* enable them, or to install a number of modules at one time
|
|
* from admin/build/modules.
|
|
*
|
|
* @param $module
|
|
* The machine name of the module to install.
|
|
* @return
|
|
* TRUE if the module got installed.
|
|
*/
|
|
function _drupal_install_module($module) {
|
|
if (drupal_get_installed_schema_version($module, TRUE) == SCHEMA_UNINSTALLED) {
|
|
module_load_install($module);
|
|
drupal_load('module', $module);
|
|
module_invoke($module, 'install');
|
|
$versions = drupal_get_schema_versions($module);
|
|
drupal_set_installed_schema_version($module, $versions ? max($versions) : SCHEMA_INSTALLED);
|
|
return TRUE;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Manually include all files for the active database.
|
|
*
|
|
* Because we have no registry yet, we need to manually include the
|
|
* necessary database include files.
|
|
*/
|
|
function drupal_install_init_database() {
|
|
static $included = FALSE;
|
|
|
|
if (!$included) {
|
|
$connection_info = Database::getConnectionInfo();
|
|
$driver = $connection_info['default']['driver'];
|
|
require_once DRUPAL_ROOT . '/includes/database/query.inc';
|
|
require_once DRUPAL_ROOT . '/includes/database/select.inc';
|
|
require_once DRUPAL_ROOT . '/includes/database/schema.inc';
|
|
foreach (glob(DRUPAL_ROOT . '/includes/database/' . $driver . '/*.inc') as $include_file) {
|
|
require_once $include_file;
|
|
}
|
|
$included = TRUE;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Callback to install the system module.
|
|
*
|
|
* Separated from the installation of other modules so core system
|
|
* functions can be made available while other modules are installed.
|
|
*/
|
|
function drupal_install_system() {
|
|
$system_path = dirname(drupal_get_filename('module', 'system', NULL));
|
|
require_once DRUPAL_ROOT . '/' . $system_path . '/system.install';
|
|
drupal_install_init_database();
|
|
module_invoke('system', 'install');
|
|
|
|
$system_versions = drupal_get_schema_versions('system');
|
|
$system_version = $system_versions ? max($system_versions) : SCHEMA_INSTALLED;
|
|
db_insert('system')
|
|
->fields(array('filename', 'name', 'type', 'owner', 'status', 'schema_version'))
|
|
->values(array(
|
|
'filename' => $system_path . '/system.module',
|
|
'name' => 'system',
|
|
'type' => 'module',
|
|
'owner' => '',
|
|
'status' => 1,
|
|
'schema_version' => $system_version
|
|
))
|
|
->execute();
|
|
// Now that we've installed things properly, bootstrap the full Drupal environment
|
|
drupal_bootstrap(DRUPAL_BOOTSTRAP_FULL);
|
|
system_get_module_data();
|
|
}
|
|
|
|
/**
|
|
* Calls the uninstall function and updates the system table for a given module.
|
|
*
|
|
* @param $module_list
|
|
* The modules to uninstall.
|
|
*/
|
|
function drupal_uninstall_modules($module_list = array()) {
|
|
foreach ($module_list as $module) {
|
|
// First, retrieve all the module's menu paths from db.
|
|
drupal_load('module', $module);
|
|
$paths = module_invoke($module, 'menu');
|
|
|
|
// Uninstall the module.
|
|
module_load_install($module);
|
|
module_invoke($module, 'uninstall');
|
|
watchdog('system', '%module module uninstalled.', array('%module' => $module), WATCHDOG_INFO);
|
|
|
|
// Now remove the menu links for all paths declared by this module.
|
|
if (!empty($paths)) {
|
|
$paths = array_keys($paths);
|
|
// Clean out the names of load functions.
|
|
foreach ($paths as $index => $path) {
|
|
$parts = explode('/', $path, MENU_MAX_PARTS);
|
|
foreach ($parts as $k => $part) {
|
|
if (preg_match('/^%[a-z_]*$/', $part)) {
|
|
$parts[$k] = '%';
|
|
}
|
|
}
|
|
$paths[$index] = implode('/', $parts);
|
|
}
|
|
$placeholders = implode(', ', array_fill(0, count($paths), "'%s'"));
|
|
|
|
$result = db_select('menu_links')
|
|
->fields('menu_links')
|
|
->condition('router_path', $paths, 'IN')
|
|
->condition('external', 0)
|
|
->orderBy('depth')
|
|
->execute();
|
|
// Remove all such items. Starting from those with the greatest depth will
|
|
// minimize the amount of re-parenting done by menu_link_delete().
|
|
foreach ($result as $item) {
|
|
_menu_delete_item($item, TRUE);
|
|
}
|
|
}
|
|
|
|
drupal_set_installed_schema_version($module, SCHEMA_UNINSTALLED);
|
|
}
|
|
|
|
if (!empty($module_list)) {
|
|
// Call hook_module_uninstall to let other modules act
|
|
module_invoke_all('modules_uninstalled', $module_list);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Verify the state of the specified file.
|
|
*
|
|
* @param $file
|
|
* The file to check for.
|
|
* @param $mask
|
|
* An optional bitmask created from various FILE_* constants.
|
|
* @param $type
|
|
* The type of file. Can be file (default), dir, or link.
|
|
* @return
|
|
* TRUE on success or FALSE on failure. A message is set for the latter.
|
|
*/
|
|
function drupal_verify_install_file($file, $mask = NULL, $type = 'file') {
|
|
$return = TRUE;
|
|
// Check for files that shouldn't be there.
|
|
if (isset($mask) && ($mask & FILE_NOT_EXIST) && file_exists($file)) {
|
|
return FALSE;
|
|
}
|
|
// Verify that the file is the type of file it is supposed to be.
|
|
if (isset($type) && file_exists($file)) {
|
|
$check = 'is_' . $type;
|
|
if (!function_exists($check) || !$check($file)) {
|
|
$return = FALSE;
|
|
}
|
|
}
|
|
|
|
// Verify file permissions.
|
|
if (isset($mask)) {
|
|
$masks = array(FILE_EXIST, FILE_READABLE, FILE_WRITABLE, FILE_EXECUTABLE, FILE_NOT_READABLE, FILE_NOT_WRITABLE, FILE_NOT_EXECUTABLE);
|
|
foreach ($masks as $current_mask) {
|
|
if ($mask & $current_mask) {
|
|
switch ($current_mask) {
|
|
case FILE_EXIST:
|
|
if (!file_exists($file)) {
|
|
if ($type == 'dir') {
|
|
drupal_install_mkdir($file, $mask);
|
|
}
|
|
if (!file_exists($file)) {
|
|
$return = FALSE;
|
|
}
|
|
}
|
|
break;
|
|
case FILE_READABLE:
|
|
if (!is_readable($file) && !drupal_install_fix_file($file, $mask)) {
|
|
$return = FALSE;
|
|
}
|
|
break;
|
|
case FILE_WRITABLE:
|
|
if (!is_writable($file) && !drupal_install_fix_file($file, $mask)) {
|
|
$return = FALSE;
|
|
}
|
|
break;
|
|
case FILE_EXECUTABLE:
|
|
if (!is_executable($file) && !drupal_install_fix_file($file, $mask)) {
|
|
$return = FALSE;
|
|
}
|
|
break;
|
|
case FILE_NOT_READABLE:
|
|
if (is_readable($file) && !drupal_install_fix_file($file, $mask)) {
|
|
$return = FALSE;
|
|
}
|
|
break;
|
|
case FILE_NOT_WRITABLE:
|
|
if (is_writable($file) && !drupal_install_fix_file($file, $mask)) {
|
|
$return = FALSE;
|
|
}
|
|
break;
|
|
case FILE_NOT_EXECUTABLE:
|
|
if (is_executable($file) && !drupal_install_fix_file($file, $mask)) {
|
|
$return = FALSE;
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
return $return;
|
|
}
|
|
|
|
/**
|
|
* Create a directory with specified permissions.
|
|
*
|
|
* @param $file
|
|
* The name of the directory to create;
|
|
* @param $mask
|
|
* The permissions of the directory to create.
|
|
* @param $message
|
|
* (optional) Whether to output messages. Defaults to TRUE.
|
|
* @return
|
|
* TRUE/FALSE whether or not the directory was successfully created.
|
|
*/
|
|
function drupal_install_mkdir($file, $mask, $message = TRUE) {
|
|
$mod = 0;
|
|
$masks = array(FILE_READABLE, FILE_WRITABLE, FILE_EXECUTABLE, FILE_NOT_READABLE, FILE_NOT_WRITABLE, FILE_NOT_EXECUTABLE);
|
|
foreach ($masks as $m) {
|
|
if ($mask & $m) {
|
|
switch ($m) {
|
|
case FILE_READABLE:
|
|
$mod += 444;
|
|
break;
|
|
case FILE_WRITABLE:
|
|
$mod += 222;
|
|
break;
|
|
case FILE_EXECUTABLE:
|
|
$mod += 111;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (@mkdir($file, intval("0$mod", 8))) {
|
|
return TRUE;
|
|
}
|
|
else {
|
|
return FALSE;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Attempt to fix file permissions.
|
|
*
|
|
* The general approach here is that, because we do not know the security
|
|
* setup of the webserver, we apply our permission changes to all three
|
|
* digits of the file permission (i.e. user, group and all).
|
|
*
|
|
* To ensure that the values behave as expected (and numbers don't carry
|
|
* from one digit to the next) we do the calculation on the octal value
|
|
* using bitwise operations. This lets us remove, for example, 0222 from
|
|
* 0700 and get the correct value of 0500.
|
|
*
|
|
* @param $file
|
|
* The name of the file with permissions to fix.
|
|
* @param $mask
|
|
* The desired permissions for the file.
|
|
* @param $message
|
|
* (optional) Whether to output messages. Defaults to TRUE.
|
|
* @return
|
|
* TRUE/FALSE whether or not we were able to fix the file's permissions.
|
|
*/
|
|
function drupal_install_fix_file($file, $mask, $message = TRUE) {
|
|
// If $file does not exist, fileperms() issues a PHP warning.
|
|
if (!file_exists($file)) {
|
|
return FALSE;
|
|
}
|
|
|
|
$mod = fileperms($file) & 0777;
|
|
$masks = array(FILE_READABLE, FILE_WRITABLE, FILE_EXECUTABLE, FILE_NOT_READABLE, FILE_NOT_WRITABLE, FILE_NOT_EXECUTABLE);
|
|
|
|
// FILE_READABLE, FILE_WRITABLE, and FILE_EXECUTABLE permission strings
|
|
// can theoretically be 0400, 0200, and 0100 respectively, but to be safe
|
|
// we set all three access types in case the administrator intends to
|
|
// change the owner of settings.php after installation.
|
|
foreach ($masks as $m) {
|
|
if ($mask & $m) {
|
|
switch ($m) {
|
|
case FILE_READABLE:
|
|
if (!is_readable($file)) {
|
|
$mod |= 0444;
|
|
}
|
|
break;
|
|
case FILE_WRITABLE:
|
|
if (!is_writable($file)) {
|
|
$mod |= 0222;
|
|
}
|
|
break;
|
|
case FILE_EXECUTABLE:
|
|
if (!is_executable($file)) {
|
|
$mod |= 0111;
|
|
}
|
|
break;
|
|
case FILE_NOT_READABLE:
|
|
if (is_readable($file)) {
|
|
$mod &= ~0444;
|
|
}
|
|
break;
|
|
case FILE_NOT_WRITABLE:
|
|
if (is_writable($file)) {
|
|
$mod &= ~0222;
|
|
}
|
|
break;
|
|
case FILE_NOT_EXECUTABLE:
|
|
if (is_executable($file)) {
|
|
$mod &= ~0111;
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
// chmod() will work if the web server is running as owner of the file.
|
|
// If PHP safe_mode is enabled the currently executing script must also
|
|
// have the same owner.
|
|
if (@chmod($file, $mod)) {
|
|
return TRUE;
|
|
}
|
|
else {
|
|
return FALSE;
|
|
}
|
|
}
|
|
|
|
|
|
/**
|
|
* Send the user to a different installer page.
|
|
*
|
|
* This issues an on-site HTTP redirect. Messages (and errors) are erased.
|
|
*
|
|
* @param $path
|
|
* An installer path.
|
|
*/
|
|
function install_goto($path) {
|
|
global $base_url;
|
|
header('Location: ' . $base_url . '/' . $path);
|
|
header('Cache-Control: no-cache'); // Not a permanent redirect.
|
|
exit();
|
|
}
|
|
|
|
/**
|
|
* Functional equivalent of t(), used when some systems are not available.
|
|
*
|
|
* Used during the install process, when database, theme, and localization
|
|
* system is possibly not yet available.
|
|
*
|
|
* @see t()
|
|
*/
|
|
function st($string, $args = array()) {
|
|
static $locale_strings = NULL;
|
|
global $profile, $install_locale;
|
|
|
|
if (!isset($locale_strings)) {
|
|
$locale_strings = array();
|
|
$filename = 'profiles/' . $profile . '/translations/' . $install_locale . '.po';
|
|
if (file_exists(DRUPAL_ROOT . '/' . $filename)) {
|
|
require_once DRUPAL_ROOT . '/includes/locale.inc';
|
|
$file = (object) array('filepath' => $filename);
|
|
_locale_import_read_po('mem-store', $file);
|
|
$locale_strings = _locale_import_one_string('mem-report');
|
|
}
|
|
}
|
|
|
|
require_once DRUPAL_ROOT . '/includes/theme.inc';
|
|
// Transform arguments before inserting them
|
|
foreach ($args as $key => $value) {
|
|
switch ($key[0]) {
|
|
// Escaped only
|
|
case '@':
|
|
$args[$key] = check_plain($value);
|
|
break;
|
|
// Escaped and placeholder
|
|
case '%':
|
|
default:
|
|
$args[$key] = '<em>' . check_plain($value) . '</em>';
|
|
break;
|
|
// Pass-through
|
|
case '!':
|
|
}
|
|
}
|
|
return strtr((!empty($locale_strings[$string]) ? $locale_strings[$string] : $string), $args);
|
|
}
|
|
|
|
/**
|
|
* Check an install profile's requirements.
|
|
*
|
|
* @param $profile
|
|
* Name of install profile to check.
|
|
* @return
|
|
* Array of the install profile's requirements.
|
|
*/
|
|
function drupal_check_profile($profile) {
|
|
include_once DRUPAL_ROOT . '/includes/file.inc';
|
|
|
|
$profile_file = DRUPAL_ROOT . "/profiles/$profile/$profile.profile";
|
|
|
|
if (!isset($profile) || !file_exists($profile_file)) {
|
|
install_no_profile_error();
|
|
}
|
|
|
|
require_once $profile_file;
|
|
|
|
// Get a list of modules required by this profile.
|
|
$function = $profile . '_profile_modules';
|
|
$module_list = array_unique(array_merge(drupal_required_modules(), $function()));
|
|
|
|
// Get a list of all .install files.
|
|
$installs = drupal_get_install_files($module_list);
|
|
|
|
// Collect requirement testing results
|
|
$requirements = array();
|
|
foreach ($installs as $install) {
|
|
require_once DRUPAL_ROOT . '/' . $install->filepath;
|
|
$function = $install->name . '_requirements';
|
|
if (function_exists($function)) {
|
|
$requirements = array_merge($requirements, $function('install'));
|
|
}
|
|
}
|
|
return $requirements;
|
|
}
|
|
|
|
/**
|
|
* Extract highest severity from requirements array.
|
|
*
|
|
* @param $requirements
|
|
* An array of requirements, in the same format as is returned by
|
|
* hook_requirements().
|
|
* @return
|
|
* The highest severity in the array.
|
|
*/
|
|
function drupal_requirements_severity(&$requirements) {
|
|
$severity = REQUIREMENT_OK;
|
|
foreach ($requirements as $requirement) {
|
|
if (isset($requirement['severity'])) {
|
|
$severity = max($severity, $requirement['severity']);
|
|
}
|
|
}
|
|
return $severity;
|
|
}
|
|
|
|
/**
|
|
* Check a module's requirements.
|
|
*
|
|
* @param $module
|
|
* Machine name of module to check.
|
|
* @return
|
|
* TRUE/FALSE depending on the requirements are in place.
|
|
*/
|
|
function drupal_check_module($module) {
|
|
// Include install file
|
|
$install = drupal_get_install_files(array($module));
|
|
if (isset($install[$module])) {
|
|
require_once DRUPAL_ROOT . '/' . $install[$module]->filepath;
|
|
|
|
// Check requirements
|
|
$requirements = module_invoke($module, 'requirements', 'install');
|
|
if (is_array($requirements) && drupal_requirements_severity($requirements) == REQUIREMENT_ERROR) {
|
|
// Print any error messages
|
|
foreach ($requirements as $requirement) {
|
|
if (isset($requirement['severity']) && $requirement['severity'] == REQUIREMENT_ERROR) {
|
|
$message = $requirement['description'];
|
|
if (isset($requirement['value']) && $requirement['value']) {
|
|
$message .= ' (' . t('Currently using !item !version', array('!item' => $requirement['title'], '!version' => $requirement['value'])) . ')';
|
|
}
|
|
drupal_set_message($message, 'error');
|
|
}
|
|
}
|
|
return FALSE;
|
|
}
|
|
}
|
|
return TRUE;
|
|
}
|