laipower/wp-content/plugins/w3-total-cache/Util_Activation.php

264 lines
8.5 KiB
PHP

<?php
namespace W3TC;
class Util_Activation {
/**
* Deactivate plugin after activation error
*
* @return void
*/
static private function _cleanup() {
$active_plugins = (array) get_option( 'active_plugins' );
$active_plugins_network = (array) get_site_option( 'active_sitewide_plugins' );
// workaround for WPMU deactivation bug
remove_action( 'deactivate_' . W3TC_FILE, 'deactivate_sitewide_plugin' );
do_action( 'deactivate_plugin', W3TC_FILE );
$key = array_search( W3TC_FILE, $active_plugins );
if ( $key !== false ) {
array_splice( $active_plugins, $key, 1 );
}
unset( $active_plugins_network[W3TC_FILE] );
do_action( 'deactivate_' . W3TC_FILE );
do_action( 'deactivated_plugin', W3TC_FILE );
update_option( 'active_plugins', $active_plugins );
update_site_option( 'active_sitewide_plugins', $active_plugins_network );
}
/**
* W3 activate error
*
* @param string $error
* @return void
*/
static private function _error( $error ) {
self::_cleanup();
include W3TC_INC_DIR . '/error.php';
exit();
}
/**
* Print activation error with repeat button based on exception
*
* @param unknown $e
*/
static public function error_on_exception( $e ) {
$reactivate_url = wp_nonce_url( 'plugins.php?action=activate&plugin=' . W3TC_FILE, 'activate-plugin_' . W3TC_FILE );
$reactivate_button = sprintf( '%1$sre-activate plugin', '<input type="button" value="' ) .
sprintf( '" onclick="top.location.href = \'%s\'" />', addslashes( $reactivate_url ) );
self::_error( sprintf( __( '%s<br />then %s.', 'w3-total-cache' ), $e->getMessage(), $reactivate_button ) );
}
/**
* W3 writable error
*
* @param string $path
* @param string[] $chmod_dirs Directories that should be chmod 777 inorder to write
*/
static public function throw_on_write_error( $path, $chmod_dirs = array() ) {
$chmods = '';
if ( $chmod_dirs ) {
$chmods = '<ul>';
foreach ( $chmod_dirs as $dir ) {
$chmods .= sprintf( __( '<li><strong style="color: #f00;">chmod 777 %s</strong></li>', 'w3-total-cache' ), $dir );
}
} else {
$chmods = sprintf( '<strong style="color: #f00;">chmod 777 %s</strong>',
( file_exists( $path ) ? $path : dirname( $path ) ) );
}
if ( Util_File::check_open_basedir( $path ) ) {
$error = sprintf(
__( '<strong>%s</strong> could not be created, please run following command:<br />%s',
'w3-total-cache' ),
$path, $chmods );
} else {
$error = sprintf(
__( '<strong>%s</strong> could not be created, <strong>open_basedir</strong> restriction in effect, please check your php.ini settings:<br /><strong style="color: #f00;">open_basedir = "%s"</strong>',
'w3-total-cache' ),
$path, ini_get( 'open_basedir' ) );
}
throw new \Exception( $error );
}
/**
* Creates maintenance mode file
*
* @param unknown $time
*/
static public function enable_maintenance_mode( $time = null ) {
if ( is_null( $time ) )
$time = 'time()';
Util_WpFile::write_to_file( Util_Environment::site_path() . '/.maintenance', "<?php \$upgrading = $time; ?>" );
}
/**
* Deletes maintenance mode file
*/
static public function disable_maintenance_mode() {
Util_WpFile::delete_file( Util_Environment::site_path() . '/.maintenance' );
}
/**
* Used to display Util_Environment_Exceptions in UI
*
* @param Util_Environment_Exceptions $exs
* @return array(before_errors = [], required_changes =>, later_errors => [])
*/
static public function parse_environment_exceptions( $exs ) {
$exceptions = $exs->exceptions();
$commands = '';
$required_changes = '';
$before_errors = array();
$later_errors = array();
$operation_error_already_shown = false;
foreach ( $exceptions as $ex ) {
if ( $ex instanceof Util_WpFile_FilesystemOperationException ) {
if ( !$operation_error_already_shown ) {
$m = $ex->getMessage();
if ( strlen( $m ) > 0 ) {
$before_errors[] = $m;
// if multiple operations failed when
// they tried to fix environment - show only first
// otherwise can duplication information about
// absense of permissions
$operation_error_already_shown = true;
}
if ( $ex instanceof Util_WpFile_FilesystemWriteException ) {
$required_changes .= sprintf(
__( 'Create the <strong>%s</strong> file and paste the following text into it: <textarea>%s</textarea> <br />',
'w3-total-cache' ),
$ex->filename(), esc_textarea( $ex->file_contents() ) );
} else if ( $ex instanceof Util_WpFile_FilesystemModifyException ) {
$modification_content = $ex->file_contents();
if ( strlen( $modification_content ) > 0 )
$modification_content =
'<textarea style="height: 100px; width: 100%;">' .
esc_textarea( $modification_content ) . '</textarea>';
$required_changes .=
$ex->modification_description() .
$modification_content .
'<br />';
} else if ( $ex instanceof Util_WpFile_FilesystemCopyException ) {
$commands .= 'cp ' . $ex->source_filename() . ' ' .
$ex->destination_filename() . '<br />';
} else if ( $ex instanceof Util_WpFile_FilesystemMkdirException ) {
$commands .= 'mkdir ' . $ex->folder() . '<br />';
$commands .= 'chmod 777 ' . $ex->folder() . '<br />';
} else if ( $ex instanceof Util_WpFile_FilesystemRmException ) {
$commands .= 'rm ' . $ex->filename() . '<br />';
} else if ( $ex instanceof Util_WpFile_FilesystemRmdirException ) {
$commands .= 'rm -rf ' . $ex->folder() . '<br />';
} else if ( $ex instanceof Util_WpFile_FilesystemChmodException ) {
$commands .= 'chmod 777 ' . $ex->filename() . '<br />';
}
}
} else if ( $ex instanceof Util_Environment_Exception ) {
$t = $ex->technical_message();
if ( strlen( $t ) > 0 ) {
$t = '<br />' .
'<a class="w3tc_read_technical_info" href="#">' .
__( 'Technical info', 'w3-total-cache' ).'</a>' .
'<div class="w3tc_technical_info" style="display: none">' .
$t . '</div>';
}
$later_errors[] = $ex->getMessage() . $t;
} else {
// unknown command
$later_errors[] = $ex->getMessage();
}
}
if ( strlen( $commands ) > 0 ) {
$required_changes .= __( 'Execute next commands in a shell:', 'w3-total-cache' ) .
'<br><strong>' . $commands . '</strong>';
}
return array(
'before_errors' => $before_errors,
'required_changes' => $required_changes,
'later_errors' => $later_errors
);
}
/**
*
*
* @return string[] error messages
*/
static public function deactivate_plugin() {
$errors = array();
try {
$environment = Dispatcher::component( 'Root_Environment' );
$environment->fix_after_deactivation();
deactivate_plugins( plugin_basename( W3TC_FILE ) );
} catch ( SelfTestExceptions $exs ) {
$r = Util_Activation::parse_environment_exceptions( $exs );
foreach ( $r['before_errors'] as $e )
$errors[] = $e;
if ( strlen( $r['required_changes'] ) > 0 ) {
$changes_style = 'border: 1px solid black; ' .
'background: white; ' .
'margin: 10px 30px 10px 30px; ' .
'padding: 10px; display: none';
$ftp_style = 'border: 1px solid black; background: white; ' .
'margin: 10px 30px 10px 30px; ' .
'padding: 10px; display: none';
$ftp_form = str_replace( 'class="wrap"', '',
$exs->credentials_form() );
$ftp_form = str_replace( '<fieldset>', '', $ftp_form );
$ftp_form = str_replace( '</fieldset>', '', $ftp_form );
$ftp_form = str_replace( 'id="upgrade" class="button"',
'id="upgrade" class="button w3tc-button-save"', $ftp_form );
$error = sprintf( '
%s
<table>
<tr>
<td>%s</td>
<td>%s</td>
</tr>
<tr>
<td>%s</td>
<td>%s</td>
</tr></table>',
__( '<strong>W3 Total Cache Error:</strong> Files and directories could not be automatically deleted.' , 'w3-total-cache' ),
__( 'Please execute commands manually' , 'w3-total-cache' ),
__( 'or use FTP form to allow <strong>W3 Total Cache</strong> make it automatically.' ,
'w3-total-cache' ),
Util_Ui::button(
__( 'View required changes', 'w3-total-cache' ),
'',
'w3tc-show-required-changes'
),
Util_Ui::button(
__( 'Update via FTP', 'w3-total-cache' ),
'',
'w3tc-show-ftp-form'
)
) . '<div class="w3tc-required-changes" style="' .
$changes_style . '">' . $r['required_changes'] . '</div>' .
'<div class="w3tc-ftp-form" style="' . $ftp_style . '">' .
$ftp_form . '</div>';
$errors[] = $error;
}
return $errors;
}
}
}