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/** |
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* @package Polylang |
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*/ |
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|
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import { |
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initializeLanguageOldValue, |
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initializeConfimationModal |
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} from './lib/confirmation-modal'; |
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|
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/** |
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* Filter REST API requests to add the language in the request |
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* |
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* @since 2.5 |
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*/ |
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wp.apiFetch.use( |
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function( options, next ) { |
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// If options.url is defined, this is not a REST request but a direct call to post.php for legacy metaboxes. |
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if ( 'undefined' === typeof options.url ) { |
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if ( 'undefined' === typeof options.data || null === options.data ) { |
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// GET |
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options.path += ( ( options.path.indexOf( '?' ) >= 0 ) ? '&lang=' : '?lang=' ) + getCurrentLanguage(); |
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} else { |
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// PUT, POST |
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options.data.lang = getCurrentLanguage(); |
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} |
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} |
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return next( options ); |
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} |
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); |
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|
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/** |
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* Get the language from the HTML form |
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* |
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* @since 2.5 |
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* |
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* @return {Element.value} |
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*/ |
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function getCurrentLanguage() { |
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return document.querySelector( '[name=post_lang_choice]' ).value; |
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} |
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|
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/** |
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* Handles internals of the metabox: |
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* Language select, autocomplete input field. |
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* |
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* @since 1.5 |
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* |
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* Save post after lang choice is done and redirect to the same page for refreshing all the data. |
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* |
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* @since 2.5 |
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* |
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* Link post saving after refreshing the metabox. |
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* |
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* @since 3.0 |
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*/ |
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jQuery( |
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function( $ ) { |
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// Initialize current language to be able to compare if it changes. |
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initializeLanguageOldValue(); |
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|
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|
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// Ajax for changing the post's language in the languages metabox |
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$( '.post_lang_choice' ).on( |
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'change', |
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function( event ) { |
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const select = wp.data.select; |
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const dispatch = wp.data.dispatch; |
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const subscribe = wp.data.subscribe; |
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const emptyPost = isEmptyPost(); |
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|
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// Initialize the confirmation dialog box. |
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const confirmationModal = initializeConfimationModal(); |
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const { dialogContainer : dialog } = confirmationModal; |
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let { dialogResult } = confirmationModal; |
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// The selected option in the dropdown list. |
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const selectedOption = event.target; |
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|
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// Specific case for empty posts. |
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// Place at the beginning because window.location changing triggers automatically page reloading. |
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if ( location.pathname.match( /post-new.php/gi ) && emptyPost ) { |
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reloadPageForEmptyPost( selectedOption.value ); |
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} |
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|
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// Otherwise send an ajax request to refresh the legacy metabox and set the post language with the new language. |
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// It needs a confirmation of the user before changing the language. |
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// Need to wait the ajax response before triggering the block editor post save action. |
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if ( $( this ).data( 'old-value' ) !== selectedOption.value && ! emptyPost ) { |
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dialog.dialog( 'open' ); |
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} else { |
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// Update the old language with the new one to be able to compare it in the next changing. |
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// Because the page isn't reloaded in this case. |
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initializeLanguageOldValue(); |
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dialogResult = Promise.resolve(); |
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} |
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|
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dialogResult.then( |
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() => { |
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var data = { // phpcs:ignore PEAR.Functions.FunctionCallSignature.Indent |
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action: 'post_lang_choice', |
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lang: selectedOption.value, |
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post_type: $( '#post_type' ).val(), |
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post_id: $( '#post_ID' ).val(), |
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_pll_nonce: $( '#_pll_nonce' ).val() |
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} |
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|
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$.post( |
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ajaxurl, |
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data, |
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function( response ) { |
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var res = wpAjax.parseAjaxResponse( response, 'ajax-response' ); |
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$.each( |
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res.responses, |
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function() { |
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switch ( this.what ) { |
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case 'translations': // Translations fields |
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// Data is built and come from server side and is well escaped when necessary |
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$( '.translations' ).html( this.data ); // phpcs:ignore WordPressVIPMinimum.JS.HTMLExecutingFunctions.html |
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init_translations(); |
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break; |
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case 'flag': // Flag in front of the select dropdown |
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// Data is built and come from server side and is well escaped when necessary |
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$( '.pll-select-flag' ).html( this.data ); // phpcs:ignore WordPressVIPMinimum.JS.HTMLExecutingFunctions.html |
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break; |
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} |
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} |
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); |
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blockEditorSavePostAndReloadPage(); |
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} |
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); |
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}, |
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() => {} // Do nothing when promise is rejected by clicking the Cancel dialog button. |
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); |
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|
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function isEmptyPost() { |
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const editor = wp.data.select( 'core/editor' ); |
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const title = editor.getEditedPostAttribute( 'title' ).trim(); |
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const content = editor.getEditedPostAttribute( 'content' ).trim(); |
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const excerpt = editor.getEditedPostAttribute( 'excerpt' ).trim(); |
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|
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return ! title && ! content && ! excerpt; |
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} |
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|
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/** |
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* Reload the block editor page for empty posts. |
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* |
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* @param {string} lang The target language code. |
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*/ |
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function reloadPageForEmptyPost( lang ) { |
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// Change the new_lang parameter with the new language value for reloading the page |
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// WPCS location.search is never written in the page, just used to reload page with the right value of new_lang |
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// new_lang input is controlled server side in PHP. The value come from the dropdown list of language returned and escaped server side. |
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// Notice that window.location changing triggers automatically page reloading. |
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if ( -1 != location.search.indexOf( 'new_lang' ) ) { |
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// use regexp non capturing group to replace new_lang parameter no matter where it is and capture other parameters which can be behind it |
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window.location.search = window.location.search.replace( /(?:new_lang=[^&]*)(&)?(.*)/, 'new_lang=' + lang + '$1$2' ); // phpcs:ignore WordPressVIPMinimum.JS.Window.location, WordPressVIPMinimum.JS.Window.VarAssignment |
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} else { |
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window.location.search = window.location.search + ( ( -1 != window.location.search.indexOf( '?' ) ) ? '&' : '?' ) + 'new_lang=' + lang; // phpcs:ignore WordPressVIPMinimum.JS.Window.location, WordPressVIPMinimum.JS.Window.VarAssignment |
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} |
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}; |
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|
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/** |
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* Triggers block editor post save and reload the block editor page when everything is ok. |
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*/ |
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function blockEditorSavePostAndReloadPage() { |
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|
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let unsubscribe = null; |
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|
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// Listen if the savePost is completely done by subscribing to its events. |
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const savePostIsDone = new Promise( |
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function( resolve, reject ) { |
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unsubscribe = subscribe( |
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function() { |
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const isSavePostSucceeded = select( 'core/editor' ).didPostSaveRequestSucceed(); |
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const isSavePostFailed = select( 'core/editor' ).didPostSaveRequestFail(); |
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if ( isSavePostSucceeded || isSavePostFailed ) { |
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if ( isSavePostFailed ) { |
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reject(); |
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} else { |
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resolve(); |
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} |
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} |
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} |
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); |
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} |
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); |
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|
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// Triggers the post save. |
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dispatch( 'core/editor' ).savePost(); |
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|
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// Process |
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savePostIsDone.then( |
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function() { |
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// If the post is well saved, we can reload the page |
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window.location.reload(); |
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}, |
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function() { |
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// If the post save failed |
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unsubscribe(); |
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} |
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).catch( |
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function() { |
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// If an exception is thrown |
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unsubscribe(); |
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} |
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); |
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}; |
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} |
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); |
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|
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// Translations autocomplete input box |
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function init_translations() { |
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$( '.tr_lang' ).each( |
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function(){ |
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var tr_lang = $( this ).attr( 'id' ).substring( 8 ); |
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var td = $( this ).parent().parent().siblings( '.pll-edit-column' ); |
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|
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$( this ).autocomplete( |
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{ |
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minLength: 0, |
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|
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source: ajaxurl + '?action=pll_posts_not_translated' + |
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'&post_language=' + $( '.post_lang_choice' ).val() + |
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'&translation_language=' + tr_lang + |
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'&post_type=' + $( '#post_type' ).val() + |
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'&_pll_nonce=' + $( '#_pll_nonce' ).val(), |
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|
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select: function( event, ui ) { |
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$( '#htr_lang_' + tr_lang ).val( ui.item.id ); |
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// ui.item.link is built and come from server side and is well escaped when necessary |
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td.html( ui.item.link ); // phpcs:ignore WordPressVIPMinimum.JS.HTMLExecutingFunctions.html |
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}, |
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} |
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); |
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|
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// When the input box is emptied |
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$( this ).on( |
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'blur', |
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function() { |
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if ( ! $( this ).val() ) { |
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$( '#htr_lang_' + tr_lang ).val( 0 ); |
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// Value is retrieved from HTML already generated server side |
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td.html( td.siblings( '.hidden' ).children().clone() ); // phpcs:ignore WordPressVIPMinimum.JS.HTMLExecutingFunctions.html |
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} |
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} |
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); |
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} |
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); |
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} |
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|
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init_translations(); |
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} |
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); |
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|
