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<?php |
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|
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/** |
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* Base class for both admin and frontend |
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* |
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* @since 1.2 |
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*/ |
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abstract class PLL_Base { |
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public $links_model, $model, $options; |
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|
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/** |
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* Constructor |
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* |
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* @since 1.2 |
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* |
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* @param object $links_model |
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*/ |
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public function __construct( &$links_model ) { |
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$this->links_model = &$links_model; |
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$this->model = &$links_model->model; |
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$this->options = &$this->model->options; |
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|
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$GLOBALS['l10n_unloaded']['pll_string'] = true; // Short-circuit _load_textdomain_just_in_time() for 'pll_string' domain in WP 4.6+ |
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|
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add_action( 'widgets_init', array( $this, 'widgets_init' ) ); |
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|
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// User defined strings translations |
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add_action( 'pll_language_defined', array( $this, 'load_strings_translations' ), 5 ); |
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add_action( 'change_locale', array( $this, 'load_strings_translations' ) ); // Since WP 4.7 |
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|
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// Switch_to_blog |
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add_action( 'switch_blog', array( $this, 'switch_blog' ), 10, 2 ); |
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} |
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|
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/** |
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* Registers our widgets |
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* |
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* @since 0.1 |
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*/ |
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public function widgets_init() { |
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register_widget( 'PLL_Widget_Languages' ); |
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|
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// Overwrites the calendar widget to filter posts by language |
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if ( ! defined( 'PLL_WIDGET_CALENDAR' ) || PLL_WIDGET_CALENDAR ) { |
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unregister_widget( 'WP_Widget_Calendar' ); |
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register_widget( 'PLL_Widget_Calendar' ); |
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} |
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} |
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|
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/** |
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* Loads user defined strings translations |
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* |
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* @since 1.2 |
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* @since 2.1.3 $locale parameter added. |
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* |
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* @param string $locale Locale. Defaults to current locale. |
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*/ |
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public function load_strings_translations( $locale = '' ) { |
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if ( empty( $locale ) ) { |
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$locale = get_locale(); |
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} |
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|
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$language = $this->model->get_language( $locale ); |
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|
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if ( ! empty( $language ) ) { |
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$mo = new PLL_MO(); |
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$mo->import_from_db( $language ); |
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$GLOBALS['l10n']['pll_string'] = &$mo; |
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} else { |
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unset( $GLOBALS['l10n']['pll_string'] ); |
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} |
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} |
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|
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/** |
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* Resets some variables when switching blog |
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* Applies only if Polylang is active on the new blog |
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* |
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* @since 1.5.1 |
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* |
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* @param int $new_blog |
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* @param int $old_blog |
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* @return bool not used by WP but by child class |
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*/ |
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public function switch_blog( $new_blog, $old_blog ) { |
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$plugins = ( $sitewide_plugins = get_site_option( 'active_sitewide_plugins' ) ) && is_array( $sitewide_plugins ) ? array_keys( $sitewide_plugins ) : array(); |
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$plugins = array_merge( $plugins, get_option( 'active_plugins', array() ) ); |
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|
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// 2nd test needed when Polylang is not networked activated |
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// 3rd test needed when Polylang is networked activated and a new site is created |
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if ( $new_blog != $old_blog && in_array( POLYLANG_BASENAME, $plugins ) && get_option( 'polylang' ) ) { |
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$this->options = get_option( 'polylang' ); // Needed for menus |
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remove_action( 'pre_option_rewrite_rules', array( $this->links_model, 'prepare_rewrite_rules' ) ); |
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$this->links_model = $this->model->get_links_model(); |
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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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/** |
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* Some backward compatibility with Polylang < 1.2 |
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* Allows for example to call $polylang->get_languages_list() instead of $polylang->model->get_languages_list() |
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* This works but should be slower than the direct call, thus an error is triggered in debug mode |
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* |
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* @since 1.2 |
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* |
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* @param string $func function name |
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* @param array $args function arguments |
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*/ |
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public function __call( $func, $args ) { |
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foreach ( $this as $prop => &$obj ) { |
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if ( is_object( $obj ) && method_exists( $obj, $func ) ) { |
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if ( WP_DEBUG ) { |
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$debug = debug_backtrace(); |
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$i = 1 + empty( $debug[1]['line'] ); // The file and line are in $debug[2] if the function was called using call_user_func |
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trigger_error( sprintf( |
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'%1$s was called incorrectly in %3$s on line %4$s: the call to $polylang->%1$s() has been deprecated in Polylang 1.2, use PLL()->%2$s->%1$s() instead.' . "\nError handler", |
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$func, $prop, $debug[ $i ]['file'], $debug[ $i ]['line'] |
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) ); |
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} |
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return call_user_func_array( array( $obj, $func ), $args ); |
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} |
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} |
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|
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$debug = debug_backtrace(); |
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trigger_error( sprintf( 'Call to undefined function PLL()->%1$s() in %2$s on line %3$s' . "\nError handler", $func, $debug[0]['file'], $debug[0]['line'] ), E_USER_ERROR ); |
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} |
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} |
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|
