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<?php

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class WPML_Post_Status_Display {

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const ICON_TRANSLATION_EDIT = 'otgs-ico-edit';

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const ICON_TRANSLATION_NEEDS_UPDATE = 'otgs-ico-refresh';

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const ICON_TRANSLATION_ADD = 'otgs-ico-add';

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const ICON_TRANSLATION_ADD_DISABLED = 'otgs-ico-add-disabled';

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const ICON_TRANSLATION_EDIT_DISABLED = 'otgs-ico-edit-disabled';

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const ICON_TRANSLATION_IN_PROGRESS = 'otgs-ico-in-progress';

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private $active_langs;

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public function __construct( $active_languages ) {

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$this->active_langs = $active_languages;

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}

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/**

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* Returns the html of a status icon.

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* @param string $link Link the status icon is to point to.

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* @param string $text Hover text for the status icon.

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* @param string $img Name of the icon image file to be used.

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* @param string $css_class

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* @return string

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private function render_status_icon( $link, $text, $css_class ) {

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if ( $link ) {

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$icon_html = '<a href="' . esc_url( $link ) . '" class="js-wpml-translate-link">';

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} else {

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$icon_html = '<a>';

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}

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$icon_html .= $this->get_action_icon( $css_class, $text );

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$icon_html .= '</a>';

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return $icon_html;

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}

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private function get_action_icon( $css_class, $label ) {

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return '<i class="' . $css_class . ' js-otgs-popover-tooltip" title="' . esc_attr( $label ) . '"></i>';

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}

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/**

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* This function takes a post ID and a language as input.

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* It will always return the status icon,

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* of the version of the input post ID in the language given as the second parameter.

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* @param int $post_id original post ID

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* @param string $lang language of the translation

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* @return string

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public function get_status_html( $post_id, $lang ) {

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list( $text, $link, $trid, $css_class ) = $this->get_status_data( $post_id, $lang );

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if ( ! did_action( 'wpml_pre_status_icon_display' ) ) {

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do_action( 'wpml_pre_status_icon_display' );

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}

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/**

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* Filters the translation edit link.

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* @param string $link

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* @param int $post_id

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* @param string $lang

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* @param int $trid

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* @param string $css_class

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$link = apply_filters( 'wpml_link_to_translation', $link, $post_id, $lang, $trid, $css_class );

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/**

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* Filters the translation status text.

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* @param string $text

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* @param int $post_id

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* @param string $lang

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* @param int $trid

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* @param string $css_class

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$text = apply_filters( 'wpml_text_to_translation', $text, $post_id, $lang, $trid, $css_class );

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/**

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* Filter the CSS class for the status icon.

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* @since 4.2.0

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* @param string $css_class

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* @param int $post_id

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* @param string $lang

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* @param int $trid

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$css_class = apply_filters( 'wpml_css_class_to_translation', $css_class, $post_id, $lang, $trid );

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$css_class = $this->map_old_icon_filter_to_css_class( $css_class, $post_id, $lang, $trid );

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/**

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* Filter the HTML link to edit the translation

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* @since 4.2.0

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* @param string HTML link

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* @param int $post_id

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* @param string $lang

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* @param int $trid

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return apply_filters(

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'wpml_post_status_display_html',

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$this->render_status_icon( $link, $text, $css_class ),

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$post_id,

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$lang,

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$trid

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);

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}

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/**

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* @param string $css_class

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* @param int $post_id

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* @param string $lang

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* @param int $trid

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* @return string

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private function map_old_icon_filter_to_css_class( $css_class, $post_id, $lang, $trid ) {

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$map = array(

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'edit_translation.png' => self::ICON_TRANSLATION_EDIT,

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'needs-update.png' => self::ICON_TRANSLATION_NEEDS_UPDATE,

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'add_translation.png' => self::ICON_TRANSLATION_ADD,

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'in_progress.png' => self::ICON_TRANSLATION_IN_PROGRESS,

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'add_translation_disabled.png' => self::ICON_TRANSLATION_ADD_DISABLED,

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'edit_translation_disabled.png' => self::ICON_TRANSLATION_EDIT_DISABLED,

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);

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$old_icon = array_search( $css_class, $map, true );

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/**

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* Filters the old icon image

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* @deprecated since 4.2.0, use `wpml_css_class_to_translation` instead

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* @param string $old_icon

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* @param int $post_id

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* @param string $lang

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* @param int $trid

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* @param string $css_class

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$old_icon = apply_filters( 'wpml_icon_to_translation', $old_icon, $post_id, $lang, $trid, $css_class );

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if ( $old_icon && array_key_exists( $old_icon, $map ) ) {

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$css_class = $map[ $old_icon ];

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}

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return $css_class;

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}

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public function get_status_data( $post_id, $lang ) {

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global $wpml_post_translations;

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$status_helper = wpml_get_post_status_helper();

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$trid = $wpml_post_translations->get_element_trid( $post_id );

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$status = $status_helper->get_status( false, $trid, $lang );

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$source_language_code = $wpml_post_translations->get_element_lang_code( $post_id );

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$correct_id = $wpml_post_translations->element_id_in( $post_id, $lang );

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if ( $status && $correct_id ) {

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list( $text, $link, $css_class ) = $this->generate_edit_allowed_data( $correct_id, $status_helper->needs_update( $correct_id ) );

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} else {

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list( $text, $link, $css_class ) = $this->generate_add_data( $trid, $lang, $source_language_code, $post_id );

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}

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return array( $text, $link, $trid, $css_class );

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}

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/**

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* @param $post_id int

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* @param bool $update true if the translation in questions is in need of an update,

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* false otherwise.

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* @return array

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private function generate_edit_allowed_data( $post_id, $update = false ) {

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global $wpml_post_translations;

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$lang_code = $wpml_post_translations->get_element_lang_code( $post_id );

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$post_type = $wpml_post_translations->get_type( $post_id );

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$css_class = self::ICON_TRANSLATION_EDIT;

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if ( $update && ! $wpml_post_translations->is_a_duplicate( $post_id ) ) {

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$css_class = self::ICON_TRANSLATION_NEEDS_UPDATE;

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}

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if ( $update ) {

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$text = __( 'Update %s translation', 'sitepress' );

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} else {

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$text = __( 'Edit the %s translation', 'sitepress' );

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}

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$text = sprintf( $text, $this->active_langs[ $lang_code ]['display_name'] );

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$link = 'post.php?' . http_build_query (

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array( 'lang' => $lang_code,

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'action' => 'edit',

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'post_type' => $post_type,

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'post' => $post_id

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)

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);

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return array( $text, $link, $css_class );

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}

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/**

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* Generates the data for displaying a link element pointing towards a translation, that the current user can

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* create.

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* @param int $trid

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* @param int $original_id

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* @param string $lang_code

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* @param string $source_language

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* @return array

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private function generate_add_data( $trid, $lang_code, $source_language, $original_id ) {

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$link = 'post-new.php?' . http_build_query (

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array(

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'lang' => $lang_code,

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'post_type' => get_post_type ( $original_id ),

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'trid' => $trid,

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'source_lang' => $source_language

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)

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);

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return array(

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sprintf( __( 'Add translation to %s', 'sitepress' ), $this->active_langs[ $lang_code ]['display_name'] ),

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$link,

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self::ICON_TRANSLATION_ADD,

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);

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}

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}

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