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<?php
/**
* Invision Power Board
* Invision Installer Framework
*/
class class_installer
{
var $product_name = '';
var $product_license = '';
var $product_version = '';
var $product_key = '';
var $build_id = '';
var $version_php_min = '';
var $version_mysql_min = '';
var $required_dirs = array();
var $required_files = array();
var $writeable_dirs = array();
var $writeable_files = array();
/**
* class_installer::set_product_info
*
* Set basic information about the product being installed
*
* @param string $name
* @param string $license
* @param array $versions
* @param string $key
* @return void
*/
function set_product_info( $name, $license, $versions, $key )
{
$this->product_name = $name;
$this->product_license = $license;
$this->product_versions = $versions;
$this->product_key = $key;
}
/**
* class_installer:set_software_versions
*
* Set required software versions of php and mysql
*
* @param string $php_min Example: 3.0.0
* @param string $mysql_min Example: 4.4.0
*/
function set_software_versions( $php_min, $mysql_min )
{
$this->version_php_min = explode( '.', $php_min );
$this->version_mysql_min = $mysql_min;
}
/**
* class_installer::set_required
*
* Set what files and directories must be present for an installation
*
* @param array $dirs
* @param array $files
*/
function set_required( $dirs, $files )
{
$this->required_dirs = $dirs;
$this->required_files = $files;
}
/**
* class_installer::set_writeable
*
* Set what files and directories must be writeable
*
* @param array $dirs
* @param array $files
*/
function set_writeable( $dirs=array(), $files=array() )
{
$this->writeable_dirs = $dirs;
$this->writeable_files = $files;
}
/**
* class_installer::check_requirements
*
* Checks to make sure that all requirements are met, including software versions,
* directories, and files.
*
* @return array $errors
*/
function check_requirements()
{
/* Errors Array */
$errors = array();
/**
* PHP Version Checking
*/
/* Check Min PHP Version */
$check_php = explode( '.', $this->version_php_min );
if ( PHP_VERSION < $this->version_php_min )
{
$errors[] = 'Your PHP installation is too old to run this product, please upgrade before continuing.';
}
/**
* SQL Version Checking
*/
/**
* Required Directories/Files Checking
*/
if( count( $this->required_dirs ) )
{
foreach( $this->required_dirs as $_d )
{
if( ! ( is_dir( $_d) && is_readable( $_d ) ) )
{
$errors[] = 'A required directory could not be located: "' . $_d . '"';
}
}
}
if( count( $this->required_files ) )
{
foreach( $this->required_files as $_f )
{
if( ! ( file_exists( $_f) && is_readable( $_f ) ) )
{
$errors[] = 'A required file could not be located: "' . $_f . '"';
}
}
}
/**
* Writeable Directories/File Checking
*/
if( count( $this->writeable_dirs ) )
{
foreach( $this->writeable_dirs as $_d )
{
if( ! is_writeable( $_d ) )
{
$errors[] = 'Can not write to directory: "' . str_replace( INS_DOC_ROOT_PATH, '', $_d ) . '", please CHMOD to 777';
}
}
foreach( $this->writeable_files as $_f )
{
if( ! is_writeable( $_f ) )
{
$errors[] = 'Can not write to file: "' . str_replace( INS_DOC_ROOT_PATH, '', $_f ) . '", please CHMOD to 777';
}
}
}
return $errors;
}
/**
* class_installer::unpack_config
*
* Reads and stores the information from the config.xml file
*
*/
function read_config()
{
// Get Configuration File
$config = implode( '', file( INS_ROOT_PATH . 'installfiles/config.xml' ) );
$xml = new class_xml();
$config = $xml->xml_parse_document( $config );
// Set Info
$this->product_name = $xml->xml_array['installdata']['package']['name']['VALUE'];
$this->product_license = $xml->xml_array['installdata']['package']['license']['VALUE'];
$this->product_version = $xml->xml_array['installdata']['package']['version']['VALUE'];
$this->product_long_version = $xml->xml_array['installdata']['package']['versionlong']['VALUE'];
$this->build_id = $xml->xml_array['installdata']['package']['build']['VALUE'];
// Override.
$this->product_version = IPBVERSION;
}
/**
* class_installer::write_file
*
* Simple method for writing a file
*
* @param string $name Full name, including path, of file to write
* @param string $data Contents of file
*/
function write_file( $name, $data )
{
$fh = @fopen( $name, "w" );
@fwrite( $fh, $data, strlen( $data ) );
@fclose( $fh );
}
/**
* class_installer::create_admin_converge
*
* Builds converge entry for admin
*
* @return integer $id Converge ID
*/
function create_admin_converge()
{
/* Build Entry */
$salt = $this->ipsclass->converge->generate_password_salt( 5 );
$passhash = $this->ipsclass->converge->generate_compiled_passhash( $salt, md5( $this->saved_data['admin_pass'] ) );
$converge = array( 'converge_email' => $this->saved_data['admin_email'],
'converge_joined' => time(),
'converge_pass_hash' => $passhash,
'converge_pass_salt' => str_replace( '\\', "\\\\", $salt ),
);
/* Insert */
$this->ipsclass->DB->do_insert( 'members_converge', $converge );
/* Return ID */
return $this->ipsclass->DB->get_insert_id();
}
/**
* class_installer::chmod_dir
*
* chmods all files and directories in the given path
*
* @param string $path
* @param integer $mode
*/
function chmod_dir( $path, $mode )
{
/* Open directory */
$dh = @opendir( $path );
while( false !== ( $f = @readdir( $dh ) ) )
{
if( $f != '.' && $f != '..' )
{
/* Full file path */
$_path = $path . '/'. $f;
/* CHMOD directory and contents */
if( @is_dir( $_path ) )
{
@chmod( $_path, $mode );
$this->chmod_dir( $_path, $mode );
}
/* CHMOD file */
else
{
@chmod( $_path, $mode );
}
}
}
/* Close directory */
@closedir( $dh );
}
/**
* class_installer::process
*
* Figures out what action to run
*
*/
function process()
{
/* Require Action */
require_once( INS_ROOT_PATH . 'core/actions/' . $this->template->page_current . '.php' );
/* Initialize */
$class = 'action_' . $this->template->page_current;
$this->action = new $class( $this );
$this->action->run();
}
/*-------------------------------------------------------------------------*/
// Lock installer
/*-------------------------------------------------------------------------*/
/**
* Lock Installer
* Writes a lock file
*
* @return void
*/
function lock_installer()
{
//-----------------------------------------
// Write!
//-----------------------------------------
$this->write_file( INS_ROOT_PATH . 'installfiles/lock.php', 'LOCKED' );
}
/*-------------------------------------------------------------------------*/
// Check lock
/*-------------------------------------------------------------------------*/
/**
* Lock Installer
* Writes a lock file
*
* @return void
*/
function check_lock()
{
//-----------------------------------------
// Write!
//-----------------------------------------
return file_exists( INS_ROOT_PATH . 'installfiles/lock.php' ) ? 1 : 0;
}
/* Overridden by application specific class */
function pre_process() {}
function post_process() {}
function set_requirements() {}
}
?>