221 lines
6.8 KiB
PHP
221 lines
6.8 KiB
PHP
<?php
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/**
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* Global plugin settings stored in a single WordPress site option.
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*
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* @property string $version Current plugin version installed
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* @property bool $gen_hash Whether to compile hash table into MO files
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* @property bool $use_fuzzy Whether to include Fuzzy strings in MO files
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* @property int $num_backups Number of backups to keep of Gettext files
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* @property array $pot_alias Alternative names for POT files in priority order
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* @property array $php_alias Alternative file extensions for PHP files
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* @property array $jsx_alias Registered extensions for scanning JavaScript/JSX files (disabled by default)
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* @property bool $fs_persist Whether to remember file system credentials in session
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* @property int $fs_protect Prevent modification of files in system folders (0:off, 1:warn, 2:block)
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* @property string $max_php_size Skip PHP source files this size or larger
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* @property bool $po_utf8_bom Whether to prepend PO and POT files with UTF-8 byte order mark
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* @property string $po_width PO/POT file maximum line width (wrapping) zero to disable
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* @property bool $jed_pretty Whether to pretty print JSON JED files
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* @property bool $ajax_files Whether to submit PO data as concrete files (requires Blob support in Ajax)
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*/
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class Loco_data_Settings extends Loco_data_Serializable {
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/**
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* Global instance of this plugin's settings
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* @var Loco_data_Settings
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*/
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private static $current;
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/**
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* Available options and their defaults
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* @var array
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*/
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private static $defaults = array (
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'version' => '',
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'gen_hash' => false,
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'use_fuzzy' => true,
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'num_backups' => 1,
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'pot_alias' => array( 'default.po', 'en_US.po', 'en.po' ),
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'php_alias' => array( 'php', 'twig' ),
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'jsx_alias' => array(),
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'fs_persist' => false,
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'fs_protect' => 1,
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'max_php_size' => '100K',
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'po_utf8_bom' => false,
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'po_width' => '79',
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'jed_pretty' => false,
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'ajax_files' => true,
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);
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/**
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* Create default settings instance
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* @return Loco_data_Settings
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*/
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public static function create(){
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$args = self::$defaults;
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$args['version'] = loco_plugin_version();
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return new Loco_data_Settings( $args );
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}
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/**
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* Get currently configured global settings
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* @return Loco_data_Settings
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*/
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public static function get(){
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$opts = self::$current;
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if( ! $opts ){
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$opts = self::create();
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$opts->fetch();
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self::$current = $opts;
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// allow hooks to modify settings
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do_action('loco_settings', $opts );
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}
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return $opts;
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}
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/**
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* Destroy current settings
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* @return void
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*/
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public static function clear(){
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delete_option('loco_settings');
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self::$current = null;
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}
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/**
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* Destroy current settings and return a fresh one
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* @return Loco_data_Settings
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*/
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public static function reset(){
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self::clear();
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return self::$current = self::create();
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}
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/**
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* {@inheritdoc}
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*/
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public function offsetSet( $prop, $value ){
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if( ! isset(self::$defaults[$prop]) ){
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throw new InvalidArgumentException('Invalid option, '.$prop );
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}
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$default = self::$defaults[$prop];
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// cast to same type as default
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if( is_bool($default) ){
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$value = (bool) $value;
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}
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else if( is_int($default) ){
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$value = (int) $value;
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}
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else if( is_array($default) ){
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if( ! is_array($value) ){
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$value = preg_split( '/[\\s,]+/', trim($value), -1, PREG_SPLIT_NO_EMPTY );
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}
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}
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else {
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$value = (string) $value;
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}
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parent::offsetSet( $prop, $value );
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}
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/**
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* Commit current settings to WordPress DB
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* @return bool
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*/
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public function persist(){
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$this->version = loco_plugin_version();
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$this->clean();
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return update_option('loco_settings', $this->getSerializable() );
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}
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/**
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* Pull current settings from WordPress DB and merge into this object
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* @return bool whether settings where previously saved
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*/
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public function fetch(){
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if( $data = get_option('loco_settings') ){
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$copy = new Loco_data_Settings;
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$copy->setUnserialized($data);
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// preserve any defaults not in previously saved data
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// this will occur if we've added options since setting were saved
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$data = $copy->getArrayCopy() + $this->getArrayCopy();
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// could ensure redundant keys are removed, but no need currently
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// $data = array_intersect_key( $data, self::$defaults );
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$this->exchangeArray( $data );
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$this->clean();
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return true;
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}
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return false;
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}
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/**
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* Run migration in case plugin has been upgraded since settings last saved
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* @return bool whether upgrade has occurred
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*/
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public function migrate(){
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$updated = false;
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// Always update version number in settings after an upgrade
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if( version_compare($this->version,loco_plugin_version(),'<') ){
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$this->persist();
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$updated = true;
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}
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return $updated;
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}
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/**
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* Populate all settings from raw postdata.
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* @param array posted setting values
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* @return Loco_data_Settings
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*/
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public function populate( array $data ){
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// set all keys present in array
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foreach( $data as $prop => $value ){
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try {
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$this->offsetSet( $prop, $value );
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}
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catch( InvalidArgumentException $e ){
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// skipping invalid key
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}
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}
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// set missing boolean keys as false, because checkboxes
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if( $missing = array_diff_key(self::$defaults,$data) ){
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foreach( $missing as $prop => $default ){
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if( is_bool($default) ){
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parent::offsetSet( $prop, false );
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}
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}
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}
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// enforce missing values that must have a default
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foreach( array('php_alias','max_php_size','po_width') as $prop ){
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if( isset($data[$prop]) && '' === $data[$prop] ){
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parent::offsetSet( $prop, self::$defaults[$prop] );
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}
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}
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return $this;
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}
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/**
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* Map a file extension to registered types, defaults to "php"
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* @param string
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* @return string php, js or twig
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*/
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public function ext2type($x){
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$x = strtolower($x);
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$types = array_fill_keys( $this->jsx_alias, 'js' );
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$types['twig'] = 'twig'; // <- temporary hack in lieu of dedicated twig extractor
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return isset($types[$x]) ? $types[$x] : 'php';
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}
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}
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