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/** |
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* JavaScript code for the "Import" screen. |
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* |
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* @package TablePress |
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* @subpackage Views JavaScript |
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* @author Tobias Bäthge |
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* @since 1.0.0 |
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*/ |
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|
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/* globals jSuites */ |
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|
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/** |
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* WordPress dependencies. |
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*/ |
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import { __, _n, sprintf } from '@wordpress/i18n'; |
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|
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/** |
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* Internal dependencies. |
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*/ |
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import { $ } from './_common-functions'; |
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|
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const data = { |
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source: '', |
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type: '', |
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}; |
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|
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const $import_form = $( '#tablepress_import-import-form' ); |
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const $tables_import_file_upload_field = $( '#tables-import-file-upload' ); |
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const $tables_import_file_upload_field_dropzone = $( '#tables-import-file-upload-dropzone' ); |
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const $tables_import_server_field = $( '#tables-import-server' ); // The input field only exists for admins! |
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const $import_existing_table_dropdown = $( '#tables-import-existing-table' ); |
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|
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/** |
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* Progressively enhance the "Table to replace or append to" HTML select field with live-search and auto-complete. |
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* |
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* @since 2.0.0 |
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*/ |
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jSuites.dropdown( $import_existing_table_dropdown, { |
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autocomplete: true, |
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placeholder: $import_existing_table_dropdown.options[0].textContent, |
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} ); |
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|
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/** |
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* Set state of visible form elements depending on selected options. |
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* |
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* @since 2.0.0 |
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*/ |
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$import_form.addEventListener( 'change', () => { |
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data.source = document.querySelector( '#row-import-source input:checked' ).value; |
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data.type = document.querySelector( '#row-import-type input:checked' ).value; |
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|
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// Don't show validation :invalid CSS pseudo-selector highlighting, but only when the user wants to submit the form. |
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$import_form.classList.add( 'no-validation-highlighting' ); |
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// Reset validation messages after a change to a form field was made. |
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$tables_import_server_field?.setCustomValidity( '' ); // The input field only exists for admins! |
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$import_existing_table_dropdown.previousElementSibling.querySelector( '.jdropdown-header' ).setCustomValidity( '' ); // Use the jSuites dropdown input field, as the actual <select> is hidden. |
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|
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// Show the correct input field section depending on the chosen import source. Set the contained form field to required. |
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[ 'file-upload', 'url', 'server', 'form-field' ].forEach( ( source ) => { |
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$( `#row-import-source-${ source }` ).style.display = ( source === data.source ) ? 'table-row' : 'none'; |
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$( `#tables-import-${ source }` ).required = ( source === data.source ); |
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} ); |
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// Only make the URL field a URL field if URL is the selected import source, to prevent validation errors. |
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$( '#tables-import-url' ).type = ( 'url' === data.source ) ? 'url' : 'text'; |
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|
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// Disable the existing table dropdown when adding new tables, or when uploading more than one file, or when uploading a ZIP file. |
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const dropdown_disabled = ( 'add' === data.type || |
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( |
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'file-upload' === data.source && |
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( |
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1 < $tables_import_file_upload_field?.files?.length || |
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( 1 === $tables_import_file_upload_field?.files?.length && $tables_import_file_upload_field?.files?.[0].name.endsWith( '.zip' ) ) |
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) |
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) |
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); |
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$import_existing_table_dropdown.disabled = dropdown_disabled; |
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$import_existing_table_dropdown.previousElementSibling.classList.toggle( 'disabled', dropdown_disabled ); // Disable the artificial dropdown via a class, as it can not use :disabled. |
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} ); |
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document.querySelector( '#row-import-source input:checked' ).dispatchEvent( new Event( 'change', { bubbles: true } ) ); // Trigger the change handler on page load to initialize the form fields. |
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|
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/** |
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* Add a list of selected files for the import from file upload. |
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* |
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* @since 2.0.0 |
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*/ |
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$tables_import_file_upload_field.addEventListener( 'change', function( event) { |
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if ( event?.target?.files?.length > 0 ) { |
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$tables_import_file_upload_field_dropzone.innerHTML = `<span>${ sprintf( _n( 'You have selected %1$d file:', 'You have selected %1$d files:', event.target.files.length, 'tablepress' ), event.target.files.length ) }</span>`; |
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[ ...event.target.files ].forEach( ( file ) => { |
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const $file_span = document.createElement( 'span' ); |
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$file_span.textContent = file.name; |
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$tables_import_file_upload_field_dropzone.appendChild( $file_span ); |
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} ); |
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} else { |
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$tables_import_file_upload_field_dropzone.innerHTML = `<span>${ __( 'Click to select a file, or drag it here.', 'tablepress' ) }</span>`; |
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} |
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} ); |
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|
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/** |
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* Visualize when files are dragged over the file upload drop zone. |
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* |
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* @since 2.0.0 |
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*/ |
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$tables_import_file_upload_field.addEventListener( 'dragenter', function() { |
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$tables_import_file_upload_field_dropzone.classList.add( 'dragover' ); |
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} ); |
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$tables_import_file_upload_field.addEventListener( 'dragleave', function() { |
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$tables_import_file_upload_field_dropzone.classList.remove( 'dragover' ); |
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} ); |
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|
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/** |
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* Check, whether special form elements are valid. |
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* |
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* The submit button's `click` event is used so that the validation warnings can be shown. |
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* This does not work when using the form's `submit` event. |
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* |
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* @since 2.0.0 |
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*/ |
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$( '#import-submit-button' ).addEventListener( 'click', () => { |
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// Show validation :invalid CSS pseudo-selector highlighting. |
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$import_form.classList.remove( 'no-validation-highlighting' ); |
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|
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// When importing from the server, the value must have been changed from the default (normally ABSPATH). The input field only exists for admins! |
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if ( 'server' === data.source && $tables_import_server_field ) { |
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if ( $tables_import_server_field.defaultValue === $tables_import_server_field.value ) { |
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$tables_import_server_field.setCustomValidity( __( 'You must specify a path to a file on the server.', 'tablepress' ) ); |
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} |
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} |
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|
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// If replace or append is selected while a single non-ZIP file is to be uploaded, a table must be selected. |
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if ( ( 'replace' === data.type || 'append' === data.type ) && |
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( |
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'file-upload' !== data.source || |
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( 1 === $tables_import_file_upload_field?.files?.length && ! $tables_import_file_upload_field?.files?.[0].name.endsWith( '.zip' ) ) |
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) |
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) { |
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// The "- Select or type -" entry has an empty string as its value. |
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if ( '' === $import_existing_table_dropdown.value ) { |
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$import_existing_table_dropdown.previousElementSibling.querySelector( '.jdropdown-header' ).setCustomValidity( __( 'You must select a table.', 'tablepress' ) ); // Use the jSuites dropdown input field, as the actual <select> is hidden. |
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} |
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} |
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} ); |
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