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<?php
if ( ! class_exists( 'WP_List_Table' ) ) {
require_once ABSPATH . 'wp-admin/includes/class-wp-list-table.php'; // since WP 3.1
}
/**
* A class to create the strings translations table
* Thanks to Matt Van Andel ( http://www.mattvanandel.com ) for its plugin "Custom List Table Example" !
*
* @since 0.6
*/
class PLL_Table_String extends WP_List_Table {
protected $languages, $strings, $groups, $selected_group;
/**
* Constructor
*
* @since 0.6
*
* @param array $languages list of languages
*/
public function __construct( $languages ) {
parent::__construct(
array(
'plural' => 'Strings translations', // Do not translate ( used for css class )
'ajax' => false,
)
);
$this->languages = $languages;
$this->strings = PLL_Admin_Strings::get_strings();
$this->groups = array_unique( wp_list_pluck( $this->strings, 'context' ) );
$this->selected_group = empty( $_GET['group'] ) || ! in_array( $_GET['group'], $this->groups ) ? -1 : $_GET['group'];
add_action( 'mlang_action_string-translation', array( $this, 'save_translations' ) );
}
/**
* Displays the item information in a column ( default case )
*
* @since 0.6
*
* @param array $item
* @param string $column_name
* @return string
*/
public function column_default( $item, $column_name ) {
return $item[ $column_name ];
}
/**
* Displays the checkbox in first column
*
* @since 1.1
*
* @param array $item
* @return string
*/
public function column_cb( $item ) {
return sprintf(
'<label class="screen-reader-text" for="cb-select-%1$s">%2$s</label><input id="cb-select-%1$s" type="checkbox" name="strings[]" value="%1$s" %3$s />',
esc_attr( $item['row'] ),
/* translators: accessibility text, %s is a string potentially in any language */
sprintf( __( 'Select %s' ), format_to_edit( $item['string'] ) ),
empty( $item['icl'] ) ? 'disabled' : '' // Only strings registered with WPML API can be removed
);
}
/**
* Displays the string to translate
*
* @since 1.0
*
* @param array $item
* @return string
*/
public function column_string( $item ) {
return format_to_edit( $item['string'] ); // Don't interpret special chars for the string column
}
/**
* Displays the translations to edit
*
* @since 0.6
*
* @param array $item
* @return string
*/
public function column_translations( $item ) {
$languages = array_combine( wp_list_pluck( $this->languages, 'slug' ), wp_list_pluck( $this->languages, 'name' ) );
$out = '';
foreach ( $item['translations'] as $key => $translation ) {
$input_type = $item['multiline'] ?
'<textarea name="translation[%1$s][%2$s]" id="%1$s-%2$s">%4$s</textarea>' :
'<input type="text" name="translation[%1$s][%2$s]" id="%1$s-%2$s" value="%4$s" />';
$out .= sprintf(
'<div class="translation"><label for="%1$s-%2$s">%3$s</label>' . $input_type . '</div>' . "\n",
esc_attr( $key ),
esc_attr( $item['row'] ),
esc_html( $languages[ $key ] ),
format_to_edit( $translation ) // Don't interpret special chars
);
}
return $out;
}
/**
* Gets the list of columns
*
* @since 0.6
*
* @return array the list of column titles
*/
public function get_columns() {
return array(
'cb' => '<input type="checkbox" />', // Checkbox
'string' => esc_html__( 'String', 'polylang' ),
'name' => esc_html__( 'Name', 'polylang' ),
'context' => esc_html__( 'Group', 'polylang' ),
'translations' => esc_html__( 'Translations', 'polylang' ),
);
}
/**
* Gets the list of sortable columns
*
* @since 0.6
*
* @return array
*/
public function get_sortable_columns() {
return array(
'string' => array( 'string', false ),
'name' => array( 'name', false ),
'context' => array( 'context', false ),
);
}
/**
* Gets the name of the default primary column.
*
* @since 2.1
*
* @return string Name of the default primary column, in this case, 'string'.
*/
protected function get_default_primary_column_name() {
return 'string';
}
/**
* Sort items
*
* @since 0.6
*
* @param object $a The first object to compare
* @param object $b The second object to compare
* @return int -1 or 1 if $a is considered to be respectively less than or greater than $b.
*/
protected function usort_reorder( $a, $b ) {
$result = strcmp( $a[ $_GET['orderby'] ], $b[ $_GET['orderby'] ] ); // determine sort order
return ( empty( $_GET['order'] ) || 'asc' === $_GET['order'] ) ? $result : -$result; // send final sort direction to usort
}
/**
* Prepares the list of items for displaying
*
* @since 0.6
*/
public function prepare_items() {
$data = $this->strings;
// Filter for search string
$s = empty( $_GET['s'] ) ? '' : wp_unslash( $_GET['s'] );
foreach ( $data as $key => $row ) {
if ( ( -1 !== $this->selected_group && $row['context'] !== $this->selected_group ) || ( ! empty( $s ) && stripos( $row['name'], $s ) === false && stripos( $row['string'], $s ) === false ) ) {
unset( $data[ $key ] );
}
}
// Load translations
foreach ( $this->languages as $language ) {
// Filters by language if requested
if ( ( $lg = get_user_meta( get_current_user_id(), 'pll_filter_content', true ) ) && $language->slug !== $lg ) {
continue;
}
$mo = new PLL_MO();
$mo->import_from_db( $language );
foreach ( $data as $key => $row ) {
$data[ $key ]['translations'][ $language->slug ] = $mo->translate( $row['string'] );
$data[ $key ]['row'] = $key; // Store the row number for convenience
}
}
$per_page = $this->get_items_per_page( 'pll_strings_per_page' );
$this->_column_headers = array( $this->get_columns(), array(), $this->get_sortable_columns() );
if ( ! empty( $_GET['orderby'] ) ) { // No sort by default
usort( $data, array( $this, 'usort_reorder' ) );
}
$total_items = count( $data );
$this->items = array_slice( $data, ( $this->get_pagenum() - 1 ) * $per_page, $per_page );
$this->set_pagination_args(
array(
'total_items' => $total_items,
'per_page' => $per_page,
'total_pages' => ceil( $total_items / $per_page ),
)
);
}
/**
* Get the list of possible bulk actions
*
* @since 1.1
*
* @return array
*/
public function get_bulk_actions() {
return array( 'delete' => __( 'Delete', 'polylang' ) );
}
/**
* Get the current action selected from the bulk actions dropdown.
* overrides parent function to avoid submit button to trigger bulk actions
*
* @since 1.8
*
* @return string|false The action name or False if no action was selected
*/
public function current_action() {
return empty( $_POST['submit'] ) ? parent::current_action() : false;
}
/**
* Displays the dropdown list to filter strings per group
*
* @since 1.1
*
* @param string $which only 'top' is supported
*/
public function extra_tablenav( $which ) {
if ( 'top' !== $which ) {
return;
}
echo '<div class="alignleft actions">';
printf(
'<label class="screen-reader-text" for="select-group" >%s</label>',
/* translators: accessibility text */
esc_html__( 'Filter by group', 'polylang' )
);
echo '<select id="select-group" name="group">' . "\n";
printf(
'<option value="-1"%s>%s</option>' . "\n",
-1 === $this->group_selected ? ' selected="selected"' : '',
esc_html__( 'View all groups', 'polylang' )
);
foreach ( $this->groups as $group ) {
printf(
'<option value="%s"%s>%s</option>' . "\n",
esc_attr( urlencode( $group ) ),
$this->selected_group === $group ? ' selected="selected"' : '',
esc_html( $group )
);
}
echo '</select>' . "\n";
submit_button( __( 'Filter' ), 'button', 'filter_action', false, array( 'id' => 'post-query-submit' ) );
echo '</div>';
}
/**
* Saves the strings translations in DB
* Optionaly clean the DB
*
* @since 1.9
*/
public function save_translations() {
check_admin_referer( 'string-translation', '_wpnonce_string-translation' );
if ( ! empty( $_POST['submit'] ) ) {
foreach ( $this->languages as $language ) {
if ( empty( $_POST['translation'][ $language->slug ] ) ) { // In case the language filter is active ( thanks to John P. Bloch )
continue;
}
$mo = new PLL_MO();
$mo->import_from_db( $language );
foreach ( $_POST['translation'][ $language->slug ] as $key => $translation ) {
/**
* Filter the string translation before it is saved in DB
* Allows to sanitize strings registered with pll_register_string
*
* @since 1.6
*
* @param string $translation the string translation
* @param string $name the name as defined in pll_register_string
* @param string $context the context as defined in pll_register_string
*/
$translation = apply_filters( 'pll_sanitize_string_translation', $translation, $this->strings[ $key ]['name'], $this->strings[ $key ]['context'] );
$mo->add_entry( $mo->make_entry( $this->strings[ $key ]['string'], $translation ) );
}
// Clean database ( removes all strings which were registered some day but are no more )
if ( ! empty( $_POST['clean'] ) ) {
$new_mo = new PLL_MO();
foreach ( $this->strings as $string ) {
$new_mo->add_entry( $mo->make_entry( $string['string'], $mo->translate( $string['string'] ) ) );
}
}
isset( $new_mo ) ? $new_mo->export_to_db( $language ) : $mo->export_to_db( $language );
}
add_settings_error( 'general', 'pll_strings_translations_updated', __( 'Translations updated.', 'polylang' ), 'updated' );
/**
* Fires after the strings translations are saved in DB
*
* @since 1.2
*/
do_action( 'pll_save_strings_translations' );
}
// Unregisters strings registered through WPML API
if ( $this->current_action() === 'delete' && ! empty( $_POST['strings'] ) && function_exists( 'icl_unregister_string' ) ) {
foreach ( $_POST['strings'] as $key ) {
icl_unregister_string( $this->strings[ $key ]['context'], $this->strings[ $key ]['name'] );
}
}
// To refresh the page ( possible thanks to the $_GET['noheader']=true )
$args = array_intersect_key( $_REQUEST, array_flip( array( 's', 'paged', 'group' ) ) );
if ( ! empty( $_GET['paged'] ) && ! empty( $_POST['submit'] ) ) {
$args['paged'] = (int) $_GET['paged']; // Don't rely on $_REQUEST['paged'] or $_POST['paged']. See #14
}
if ( ! empty( $args['s'] ) ) {
$args['s'] = urlencode( $args['s'] ); // Searched string needs to be encoded as it comes from $_POST
}
PLL_Settings::redirect( $args );
}
}
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