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<?php
$sha1 = false; // Whether to calculate sha1 hash for determining file differences.
$upload_max_filesize = str_ireplace( 'M', '', @ini_get( 'upload_max_filesize' ) );
if ( ( ! is_numeric( $upload_max_filesize ) ) || ( 0 == $upload_max_filesize ) ) {
$upload_max_filesize = 1;
}
$max_execution_time = str_ireplace( 's', '', @ini_get( 'max_execution_time' ) );
if ( ( ! is_numeric( $max_execution_time ) ) || ( 0 == $max_execution_time ) ) {
$max_execution_time = 30;
}
$memory_limit = str_ireplace( 'M', '', @ini_get( 'memory_limit' ) );
if ( ( ! is_numeric( $memory_limit ) ) || ( 0 == $memory_limit ) ) {
$memory_limit = 32;
}
$max_post_size = str_ireplace( 'M', '', @ini_get( 'post_max_size' ) );
if ( ( ! is_numeric( $max_post_size ) ) || ( 0 == $max_post_size ) ) {
$max_post_size = 8;
}
$dbTables = array();
global $wpdb;
$rows = $wpdb->get_results( "SHOW TABLE STATUS", ARRAY_A );
foreach( $rows as $row ) {
// Hide BackupBuddy temp tables.
if ( 'bbold-' == substr( $row['Name'], 0, 6 ) ) {
continue;
}
if ( 'bbnew-' == substr( $row['Name'], 0, 6 ) ) {
continue;
}
$dbTables[] = $row['Name'];
}
// search backwards starting from haystack length characters from the end
function backupbuddy_startsWith($haystack, $needle) {
return $needle === "" || strrpos($haystack, $needle, -strlen($haystack)) !== FALSE;
} // End backupbuddy_startsWith().
/* backupbuddy_hashGlob()
*
* Calculate comparison data for all files within a path. Useful for tracking file changes between two locations.
*
* @param array $excludes Directories to exclude, RELATIVE to the root. Include LEADING slash for each entry.
*
*/
function backupbuddy_hashGlob( $root, $generate_sha1 = false, $excludes = array() ) {
$root = rtrim( $root, '/\\' ); // Make sure no trailing slash.
$excludes = str_replace( $root, '', $excludes );
$files = (array) pb_backupbuddy::$filesystem->deepglob( $root );
$root_len = strlen( $root );
$hashedFiles = array();
foreach( $files as $file_id => &$file ) {
$new_file = substr( $file, $root_len );
// If this file/directory begins with an exclusion then jump to next file/directory.
foreach( $excludes as $exclude ) {
if ( backupbuddy_startsWith( $new_file, $exclude ) ) {
continue 2;
}
}
// Omit directories themselves.
if ( is_dir( $file ) ) {
continue;
}
$stat = stat( $file );
if ( FALSE === $stat ) {
pb_backupbuddy::status( 'error', 'Unable to read file `' . $file . '` stat. Skipping file.' );
continue;
}
$hashedFiles[$new_file] = array(
'size' => $stat['size'],
'modified' => $stat['mtime'],
);
if ( defined( 'BACKUPBUDDY_DEV' ) && ( true === BACKUPBUDDY_DEV ) ) {
$hashedFiles[$new_file]['debug_filename'] = base64_encode( $file );
$hashedFiles[$new_file]['debug_filelength'] = strlen( $file );
}
if ( ( true === $generate_sha1 ) && ( $stat['size'] < 1073741824 ) ) { // < 100mb
$hashedFiles[$new_file]['sha1'] = sha1_file( $file );
}
unset( $files[$file_id] ); // Better to free memory or leave out for performance?
}
unset( $files );
return $hashedFiles;
} // End backupbuddy_hashGlob.
// List
function backupbuddy_dbMediaSince( $includeThumbs = true ) {
global $wpdb;
$wpdb->show_errors(); // Turn on error display.
$mediaFiles = array();
$sql = "select " . $wpdb->prefix . "postmeta.meta_value as file," . $wpdb->prefix . "posts.post_modified as file_modified," . $wpdb->prefix . "postmeta.meta_key as meta_key from " . $wpdb->prefix . "postmeta," . $wpdb->prefix . "posts WHERE ( meta_key='_wp_attached_file' OR meta_key='_wp_attachment_metadata' ) AND " . $wpdb->prefix . "postmeta.post_id = " . $wpdb->prefix . "posts.id ORDER BY meta_key ASC";
$results = $wpdb->get_results( $sql, ARRAY_A );
if ( ( null === $results ) || ( false === $results ) ) {
pb_backupbuddy::status( 'error', 'Error #238933: Unable to calculate media with query `' . $sql . '`. Check database permissions or contact host.' );
}
foreach( (array)$results as $result ) {
if ( $result['meta_key'] == '_wp_attached_file' ) {
$mediaFiles[ $result['file'] ] = array(
'modified' => $result['file_modified']
);
}
if ( true === $includeThumbs ) {
if ( $result['meta_key'] == '_wp_attachment_metadata' ) {
$data = unserialize( $result['file'] );
foreach( $data['sizes'] as $size ) {
$mediaFiles[ $size['file'] ] = array(
'modified' => $mediaFiles[ $data['file'] ]['modified']
);
}
}
}
}
unset( $results );
return $mediaFiles;
}
// Get list of active plugins and remove BackupBuddy from it so we don't update any BackupBuddy files when deploying. Could cause issues with the API replacing files mid-deploy.
$activePlugins = backupbuddy_api::getActivePlugins();
foreach( $activePlugins as $activePluginIndex => $activePlugin ) {
if ( false !== strpos( $activePlugin['name'], 'BackupBuddy' ) ) {
unset( $activePlugins[ $activePluginIndex ] );
}
}
$activePluginDirs = array();
foreach( $activePlugins as $activePluginDir => $activePlugin ) {
$activePluginDirs[] = dirname( WP_PLUGIN_DIR . '/' . $activePluginDir );
}
$allPluginDirs = glob( WP_PLUGIN_DIR . '/*', GLOB_ONLYDIR );
$inactivePluginDirs = array_diff( $allPluginDirs, $activePluginDirs ); // Remove active plugins from directories of all plugins to get directories of inactive plugins to exclude later.
$inactivePluginDirs[] = pb_backupbuddy::plugin_path(); // Also exclude BackupBuddy directory.
// Calculate media files signatures.
$upload_dir = wp_upload_dir();
$mediaExcludes = array(
'/backupbuddy_backups',
'/pb_backupbuddy',
'/backupbuddy_temp',
);
$mediaSignatures = backupbuddy_hashGlob( $upload_dir['basedir'], $sha1, $mediaExcludes );
// Calculate child theme file signatures, excluding main theme directory..
if ( get_stylesheet_directory() == get_template_directory() ) { // Theme & childtheme are same so do not send any childtheme files!
$childThemeSignatures = array();
} else {
$childThemeSignatures = backupbuddy_hashGlob( get_stylesheet_directory(), $sha1 );
}
global $wp_version;
return array(
'backupbuddyVersion' => pb_backupbuddy::settings( 'version' ),
'wordpressVersion' => $wp_version,
'localTime' => time(),
'php' => array(
'upload_max_filesize' => $upload_max_filesize,
'max_execution_time' => $max_execution_time,
'memory_limit' => $memory_limit,
'max_post_size' => $max_post_size,
),
'abspath' => ABSPATH,
'siteurl' => site_url(),
'homeurl' => home_url(),
'tables' => $dbTables,
'dbPrefix' => $wpdb->prefix,
'activePlugins' => $activePlugins,
'activeTheme' => get_template(),
'activeChildTheme' => get_stylesheet(),
'themeSignatures' => backupbuddy_hashGlob( get_template_directory(), $sha1 ),
'childThemeSignatures' => $childThemeSignatures,
'pluginSignatures' => backupbuddy_hashGlob( WP_PLUGIN_DIR, $sha1, $inactivePluginDirs ),
'mediaSignatures' => $mediaSignatures,
'mediaCount' => count( $mediaSignatures ),
'notifications' => array(), // Array of string notification messages.
);