You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.

1016 lines
41 KiB

<?php
/**
* Frontend Controller for TablePress with functionality for the frontend
*
* @package TablePress
* @subpackage Controllers
* @author Tobias Bäthge
* @since 1.0.0
*/
// Prohibit direct script loading.
defined( 'ABSPATH' ) || die( 'No direct script access allowed!' );
/**
* Frontend Controller class, extends Base Controller Class
*
* @package TablePress
* @subpackage Controllers
* @author Tobias Bäthge
* @since 1.0.0
*/
class TablePress_Frontend_Controller extends TablePress_Controller {
/**
* List of tables that are shown for the current request.
*
* @since 1.0.0
* @var array<string, array{count: int, instances: array<string, array<string, mixed>>}>
*/
protected $shown_tables = array();
/**
* Initiate Frontend functionality.
*
* @since 1.0.0
*/
public function __construct() {
parent::__construct();
/**
* Filters whether the TablePress Default CSS code shall be loaded.
*
* @since 1.0.0
*
* @param bool $use Whether the Default CSS shall be loaded. Default true.
*/
if ( apply_filters( 'tablepress_use_default_css', true ) || TablePress::$model_options->get( 'use_custom_css' ) ) {
add_action( 'wp_enqueue_scripts', array( $this, 'enqueue_css' ) );
}
// Add DataTables invocation calls.
add_action( 'wp_print_footer_scripts', array( $this, 'add_datatables_calls' ), 11 ); // After inclusion of files.
// Register TablePress Shortcodes. Priority 20 is kept for backwards-compatibility purposes.
add_action( 'init', array( $this, 'init_shortcodes' ), 20 );
/**
* Filters whether the WordPress search shall also search TablePress tables.
*
* @since 1.0.0
*
* @param bool $search Whether the TablePress tables shall be searched. Default true.
*/
if ( apply_filters( 'tablepress_wp_search_integration', true ) ) {
// Extend WordPress Search to also find posts/pages that have a table with the one of the search terms in title (if shown), description (if shown), or content.
add_filter( 'posts_search', array( $this, 'posts_search_filter' ) );
}
/**
* Load TablePress Template Tag functions.
*/
TablePress::load_file( 'template-tag-functions.php', 'controllers' );
/**
* Register the tablepress/table block and its dependencies.
*/
register_block_type(
TABLEPRESS_ABSPATH . 'blocks/table/',
array(
'render_callback' => array( $this, 'table_block_render_callback' ),
)
);
}
/**
* Register TablePress Shortcodes.
*
* @since 1.0.0
*/
public function init_shortcodes(): void {
add_shortcode( TablePress::$shortcode, array( $this, 'shortcode_table' ) );
add_shortcode( TablePress::$shortcode_info, array( $this, 'shortcode_table_info' ) );
}
/**
* Enqueue CSS files for default CSS and "Custom CSS" (if desired).
*
* @since 1.0.0
*/
public function enqueue_css(): void {
/** This filter is documented in controllers/controller-frontend.php */
$use_default_css = apply_filters( 'tablepress_use_default_css', true );
$custom_css = TablePress::$model_options->get( 'custom_css' );
$use_custom_css = ( TablePress::$model_options->get( 'use_custom_css' ) && '' !== $custom_css );
$use_custom_css_file = ( $use_custom_css && TablePress::$model_options->get( 'use_custom_css_file' ) );
/**
* Filters the "Custom CSS" version number that is appended to the enqueued CSS files
*
* @since 1.0.0
*
* @param int $version The "Custom CSS" version.
*/
$custom_css_version = (string) apply_filters( 'tablepress_custom_css_version', TablePress::$model_options->get( 'custom_css_version' ) );
$tablepress_css = TablePress::load_class( 'TablePress_CSS', 'class-css.php', 'classes' );
// Determine Default CSS URL.
$rtl = ( is_rtl() ) ? '-rtl' : '';
$unfiltered_default_css_url = plugins_url( "css/build/default{$rtl}.css", TABLEPRESS__FILE__ );
/**
* Filters the URL from which the TablePress Default CSS file is loaded.
*
* @since 1.0.0
*
* @param string $unfiltered_default_css_url URL of the TablePress Default CSS file.
*/
$default_css_url = apply_filters( 'tablepress_default_css_url', $unfiltered_default_css_url );
$use_custom_css_combined_file = ( $use_default_css && $use_custom_css_file && ! SCRIPT_DEBUG && ! is_rtl() && $unfiltered_default_css_url === $default_css_url && $tablepress_css->load_custom_css_from_file( 'combined' ) );
if ( $use_custom_css_combined_file ) {
$custom_css_combined_url = $tablepress_css->get_custom_css_location( 'combined', 'url' );
// Need to use 'tablepress-default' instead of 'tablepress-combined' to not break existing TablePress Extensions.
wp_enqueue_style( 'tablepress-default', $custom_css_combined_url, array(), $custom_css_version );
} else {
$custom_css_dependencies = array();
if ( $use_default_css ) {
wp_enqueue_style( 'tablepress-default', $default_css_url, array(), TablePress::version );
// Add dependency to make sure that Custom CSS is printed after Default CSS.
$custom_css_dependencies[] = 'tablepress-default';
}
$use_custom_css_minified_file = ( $use_custom_css_file && ! SCRIPT_DEBUG && $tablepress_css->load_custom_css_from_file( 'minified' ) );
if ( $use_custom_css_minified_file ) {
$custom_css_minified_url = $tablepress_css->get_custom_css_location( 'minified', 'url' );
wp_enqueue_style( 'tablepress-custom', $custom_css_minified_url, $custom_css_dependencies, $custom_css_version );
return;
}
$use_custom_css_normal_file = ( $use_custom_css_file && $tablepress_css->load_custom_css_from_file( 'normal' ) );
if ( $use_custom_css_normal_file ) {
$custom_css_normal_url = $tablepress_css->get_custom_css_location( 'normal', 'url' );
wp_enqueue_style( 'tablepress-custom', $custom_css_normal_url, $custom_css_dependencies, $custom_css_version );
return;
}
if ( $use_custom_css ) {
// Get "Custom CSS" from options, try minified Custom CSS first.
$custom_css_minified = TablePress::$model_options->get( 'custom_css_minified' );
if ( ! empty( $custom_css_minified ) ) {
$custom_css = $custom_css_minified;
}
/**
* Filters the "Custom CSS" code that is to be loaded as inline CSS.
*
* @since 1.0.0
*
* @param string $custom_css The "Custom CSS" code.
*/
$custom_css = apply_filters( 'tablepress_custom_css', $custom_css );
if ( ! empty( $custom_css ) ) {
// wp_add_inline_style() requires a loaded CSS file, so we have to work around that if "Default CSS" is disabled.
if ( $use_default_css ) {
// Handle of the file to which the <style> shall be appended.
wp_add_inline_style( 'tablepress-default', $custom_css );
} else {
add_action( 'wp_head', array( $this, '_print_custom_css' ), 8 ); // Priority 8 to hook in right after WP_Styles has been processed.
}
}
}
}
}
/**
* Print "Custom CSS" to "wp_head" inline.
*
* This is necessary if "Default CSS" is off, and saving "Custom CSS" to a file is not possible.
*
* @since 1.0.0
*/
public function _print_custom_css(): void {
// Get "Custom CSS" from options, try minified Custom CSS first.
$custom_css = TablePress::$model_options->get( 'custom_css_minified' );
if ( empty( $custom_css ) ) {
$custom_css = TablePress::$model_options->get( 'custom_css' );
}
/** This filter is documented in controllers/controller-frontend.php */
$custom_css = apply_filters( 'tablepress_custom_css', $custom_css );
echo "<style>\n{$custom_css}\n</style>\n";
}
/**
* Enqueue the DataTables JavaScript library and its dependencies.
*
* @since 1.0.0
*/
protected function _enqueue_datatables(): void {
$js_file = 'js/jquery.datatables.min.js';
$js_url = plugins_url( $js_file, TABLEPRESS__FILE__ );
/**
* Filters the URL from which the DataTables JavaScript library file is loaded.
*
* @since 1.0.0
*
* @param string $js_url URL of the DataTables JS library file.
* @param string $js_file Path and file name of the DataTables JS library file.
*/
$js_url = apply_filters( 'tablepress_datatables_js_url', $js_url, $js_file );
wp_enqueue_script( 'tablepress-datatables', $js_url, array( 'jquery-core' ), TablePress::version, true );
}
/**
* Add JS code for invocation of DataTables JS library.
*
* @since 1.0.0
*/
public function add_datatables_calls(): void {
// Prevent repeated execution (which would lead to DataTables error messages) via a static variable.
static $datatables_calls_printed = false;
if ( $datatables_calls_printed ) {
return;
}
if ( empty( $this->shown_tables ) ) {
// There are no tables with activated DataTables on the page that is currently rendered.
return;
}
/*
* Don't add the DataTables function calls in the scope of the block editor.
* Otherwise, this causes a script error in the block editor iframe.
*/
if ( function_exists( 'get_current_screen' ) ) {
$current_screen = get_current_screen();
if ( ( $current_screen instanceof WP_Screen ) && $current_screen->is_block_editor() ) {
return;
}
}
// Storage for the DataTables language strings.
$datatables_language = array();
// Generate the specific JS commands, depending on chosen features on the "Edit" screen and the Shortcode parameters.
$commands = array();
foreach ( $this->shown_tables as $table_id => $table_store ) {
$table_id = (string) $table_id; // Ensure that the table ID is a string, as it comes from an array key where numeric strings are converted to integers.
if ( empty( $table_store['instances'] ) ) {
continue;
}
foreach ( $table_store['instances'] as $html_id => $js_options ) {
$parameters = array();
// Settle dependencies/conflicts between certain features.
if ( false !== $js_options['datatables_scrolly'] ) { // datatables_scrolly can be a string, so that the explicit `false` check is needed.
// Vertical scrolling and pagination don't work together.
$js_options['datatables_paginate'] = false;
}
// Sanitize, as it may come from a Shortcode attribute.
$js_options['datatables_paginate_entries'] = (int) $js_options['datatables_paginate_entries'];
/*
* DataTables language/translation handling.
*/
/**
* Filters the locale/language for the DataTables JavaScript library.
*
* @since 1.0.0
*
* @param string $locale The DataTables JS library locale.
* @param string $table_id The current table ID.
*/
$datatables_locale = apply_filters( 'tablepress_datatables_locale', $js_options['datatables_locale'], $table_id );
// Only load each locale's language file once.
if ( ! isset( $datatables_language[ $datatables_locale ] ) ) {
$orig_language_file = TABLEPRESS_ABSPATH . "i18n/datatables/lang-{$datatables_locale}.php";
/**
* Filters the language file path for the DataTables JavaScript library.
*
* PHP files that return an array and JSON files are supported.
* The JSON file method is deprecated and should no longer be used.
*
* @since 1.0.0
*
* @param string $orig_language_file Language file path for the DataTables JS library.
* @param string $datatables_locale Current locale/language for the DataTables JS library.
* @param string $tablepress_abspath Base path of the TablePress plugin.
*/
$language_file = apply_filters( 'tablepress_datatables_language_file', $orig_language_file, $datatables_locale, TABLEPRESS_ABSPATH );
/*
* Load translation file if it's not "en_US" (included as the default in DataTables)
* or if the filter was used to change the language file, and the language file exists.
* Otherwise, use an empty en_US placeholder, so that the strings are filterable later.
*/
if ( ( 'en_US' !== $datatables_locale || $orig_language_file !== $language_file ) && file_exists( $language_file ) ) {
if ( str_ends_with( $language_file, '.php' ) ) {
$datatables_strings = require $language_file;
if ( ! is_array( $datatables_strings ) ) {
$datatables_strings = array();
}
} elseif ( str_ends_with( $language_file, '.json' ) ) {
$datatables_strings = file_get_contents( $language_file );
$datatables_strings = json_decode( $datatables_strings, true ); // @phpstan-ignore-line
// Check if JSON could be decoded.
if ( is_null( $datatables_strings ) ) {
$datatables_strings = array();
}
$datatables_strings = (array) $datatables_strings;
} else {
// The filtered language file exists, but is not a .php or .json file, so don't use it.
$datatables_strings = array();
}
} else {
// If no translation file for the defined locale exists or is needed, use "en_US", as that's built-in.
$datatables_locale = 'en_US';
$datatables_strings = array();
}
/**
* Filters the language strings for the DataTables JavaScript library's features.
*
* @since 2.0.0
*
* @param array<string, mixed> $datatables_strings The language strings for DataTables.
* @param string $datatables_locale Current locale/language for the DataTables JS library.
*/
$datatables_language[ $datatables_locale ] = apply_filters( 'tablepress_datatables_language_strings', $datatables_strings, $datatables_locale );
}
$parameters['language'] = '"language":DT_language["' . $datatables_locale . '"]';
// These parameters need to be added for performance gain or to overwrite unwanted default behavior.
if ( $js_options['datatables_sort'] ) {
// No initial sort.
$parameters['order'] = '"order":[]';
// Don't add additional classes, to speed up sorting.
$parameters['orderClasses'] = '"orderClasses":false';
}
// Alternating row colors is default, so remove them if not wanted with [].
$parameters['stripeClasses'] = '"stripeClasses":' . ( ( $js_options['alternating_row_colors'] ) ? '["even","odd"]' : '[]' );
// The following options are activated by default, so we only need to "false" them if we don't want them, but don't need to "true" them if we do.
if ( ! $js_options['datatables_sort'] ) {
$parameters['ordering'] = '"ordering":false';
}
if ( $js_options['datatables_paginate'] ) {
$parameters['pagingType'] = '"pagingType":"simple"';
if ( $js_options['datatables_lengthchange'] ) {
$length_menu = array( 10, 25, 50, 100 );
if ( ! in_array( $js_options['datatables_paginate_entries'], $length_menu, true ) ) {
$length_menu[] = $js_options['datatables_paginate_entries'];
sort( $length_menu, SORT_NUMERIC );
$parameters['lengthMenu'] = '"lengthMenu":[' . implode( ',', $length_menu ) . ']';
}
} else {
$parameters['lengthChange'] = '"lengthChange":false';
}
if ( 10 !== $js_options['datatables_paginate_entries'] ) {
$parameters['pageLength'] = '"pageLength":' . $js_options['datatables_paginate_entries'];
}
} else {
$parameters['paging'] = '"paging":false';
}
if ( ! $js_options['datatables_filter'] ) {
$parameters['searching'] = '"searching":false';
}
if ( ! $js_options['datatables_info'] ) {
$parameters['info'] = '"info":false';
}
if ( $js_options['datatables_scrollx'] ) {
$parameters['scrollX'] = '"scrollX":true';
}
if ( false !== $js_options['datatables_scrolly'] ) {
$parameters['scrollY'] = '"scrollY":"' . preg_replace( '#[^0-9a-z.%]#', '', $js_options['datatables_scrolly'] ) . '"';
$parameters['scrollCollapse'] = '"scrollCollapse":true';
}
if ( ! empty( $js_options['datatables_custom_commands'] ) ) {
$parameters['custom_commands'] = $js_options['datatables_custom_commands'];
}
/**
* Filters the parameters that are passed to the DataTables JavaScript library.
*
* @since 1.0.0
*
* @param array<string, mixed> $parameters The parameters for the DataTables JS library.
* @param string $table_id The current table ID.
* @param string $html_id The ID of the table HTML element.
* @param array<string, mixed> $js_options The options for the JS library.
*/
$parameters = apply_filters( 'tablepress_datatables_parameters', $parameters, $table_id, $html_id, $js_options );
// If an existing parameter (in the from `"parameter":`) is set in the "Custom Commands", remove its default value.
if ( isset( $parameters['custom_commands'] ) ) {
foreach ( array_keys( $parameters ) as $maybe_overwritten_parameter ) {
if ( str_contains( $parameters['custom_commands'], "\"{$maybe_overwritten_parameter}\":" ) ) {
unset( $parameters[ $maybe_overwritten_parameter ] );
}
}
}
$parameters = implode( ',', $parameters );
$parameters = ( ! empty( $parameters ) ) ? '{' . $parameters . '}' : '';
$command = "$('#{$html_id}').DataTable({$parameters});";
/**
* Filters the JavaScript command that invokes the DataTables JavaScript library on one table.
*
* @since 1.0.0
*
* @param string $command The JS command for the DataTables JS library.
* @param string $html_id The ID of the table HTML element.
* @param string $parameters The parameters for the DataTables JS library.
* @param string $table_id The current table ID.
* @param array<string, mixed> $js_options The options for the JS library.
*/
$command = apply_filters( 'tablepress_datatables_command', $command, $html_id, $parameters, $table_id, $js_options );
if ( ! empty( $command ) ) {
$commands[] = $command;
}
} // foreach table instance
} // foreach table ID
// DataTables language/translation handling.
if ( ! empty( $datatables_language ) ) {
$datatables_language = wp_json_encode( $datatables_language, JSON_UNESCAPED_UNICODE | JSON_FORCE_OBJECT );
$datatables_language = "var DT_language={$datatables_language};\n";
} else {
$datatables_language = '';
}
$commands = implode( "\n", $commands );
/**
* Filters the JavaScript commands that invoke the DataTables JavaScript library on all tables on the page.
*
* @since 1.0.0
*
* @param string $commands The JS commands for the DataTables JS library.
*/
$commands = apply_filters( 'tablepress_all_datatables_commands', $commands );
if ( '' === $commands ) {
return;
}
$script_type_attr = current_theme_supports( 'html5', 'script' ) ? '' : ' type="text/javascript"';
$js_wrapper = <<<'JS'
<script%3$s>
jQuery(function($){
%1$s%2$s
});
</script>
JS;
/**
* Filters the script/jQuery wrapper code for the DataTables commands calls.
*
* @since 1.14.0
*
* @param string $js_wrapper Default script/jQuery wrapper code for the DataTables commands calls.
*/
$js_wrapper = apply_filters( 'tablepress_all_datatables_commands_wrapper', $js_wrapper );
printf( $js_wrapper, $datatables_language, $commands, $script_type_attr );
// Prevent repeated execution (which would lead to DataTables error messages) via a static variable.
$datatables_calls_printed = true;
}
/**
* Handle Shortcode [table id=<ID> /].
*
* @since 1.0.0
*
* @param array<string, mixed>|string $shortcode_atts List of attributes that where included in the Shortcode. An empty string for empty Shortcodes like [table] or [table /].
* @return string Resulting HTML code for the table with the ID <ID>.
*/
public function shortcode_table( /* array|string */ $shortcode_atts ): string {
$shortcode_atts = (array) $shortcode_atts;
$_render = TablePress::load_class( 'TablePress_Render', 'class-render.php', 'classes' );
$default_shortcode_atts = $_render->get_default_render_options();
/**
* Filters the available/default attributes for the [table] Shortcode.
*
* @since 1.0.0
*
* @param array<string, mixed> $default_shortcode_atts The [table] Shortcode default attributes.
*/
$default_shortcode_atts = apply_filters( 'tablepress_shortcode_table_default_shortcode_atts', $default_shortcode_atts );
// Parse Shortcode attributes, only allow those that are specified.
$shortcode_atts = shortcode_atts( $default_shortcode_atts, $shortcode_atts ); // Optional third argument left out on purpose. Use filter in the next line instead.
/**
* Filters the attributes that were passed to the [table] Shortcode.
*
* @since 1.0.0
*
* @param array<string, mixed> $shortcode_atts The attributes passed to the [table] Shortcode.
*/
$shortcode_atts = apply_filters( 'tablepress_shortcode_table_shortcode_atts', $shortcode_atts );
// Check, if a table with the given ID exists.
$table_id = (string) preg_replace( '/[^a-zA-Z0-9_-]/', '', $shortcode_atts['id'] );
if ( ! TablePress::$model_table->table_exists( $table_id ) ) {
$message = "&#91;table “{$table_id}” not found /&#93;<br />\n";
/**
* Filters the "Table not found" message.
*
* @since 1.0.0
*
* @param string $message The "Table not found" message.
* @param string $table_id The current table ID.
*/
$message = apply_filters( 'tablepress_table_not_found_message', $message, $table_id );
return $message;
}
// Load table, with table data, options, and visibility settings.
$table = TablePress::$model_table->load( $table_id, true, true );
if ( is_wp_error( $table ) ) {
$message = "&#91;table “{$table_id}” could not be loaded /&#93;<br />\n";
/**
* Filters the "Table could not be loaded" message.
*
* @since 1.0.0
*
* @param string $message The "Table could not be loaded" message.
* @param string $table_id The current table ID.
* @param WP_Error $table The error object for the table.
*/
$message = apply_filters( 'tablepress_table_load_error_message', $message, $table_id, $table );
return $message;
}
if ( isset( $table['is_corrupted'] ) && $table['is_corrupted'] ) {
$message = "<div>Attention: The internal data of table “{$table_id}” is corrupted!</div>";
/**
* Filters the "Table data is corrupted" message.
*
* @since 1.0.0
*
* @param string $message The "Table data is corrupted" message.
* @param string $table_id The current table ID.
* @param string $json_error The JSON error with information about the corrupted table.
*/
$message = apply_filters( 'tablepress_table_corrupted_message', $message, $table_id, $table['json_error'] );
return $message;
}
/**
* Filters whether the "datatables_custom_commands" Shortcode parameter is disabled.
*
* By default, the "datatables_custom_commands" Shortcode parameter is disabled for security reasons.
*
* @since 1.0.0
*
* @param bool $disable Whether to disable the "datatables_custom_commands" Shortcode parameter. Default true.
*/
if ( ! is_null( $shortcode_atts['datatables_custom_commands'] ) && apply_filters( 'tablepress_disable_custom_commands_shortcode_parameter', true ) ) {
$shortcode_atts['datatables_custom_commands'] = null;
}
// Determine options to use (if set in Shortcode, use those, otherwise use stored options, from the "Edit" screen).
$render_options = array();
foreach ( $shortcode_atts as $key => $value ) {
if ( is_null( $value ) && isset( $table['options'][ $key ] ) ) {
// Use the table's stored option value, if the Shortcode parameter was not set.
$render_options[ $key ] = $table['options'][ $key ];
} elseif ( is_string( $value ) ) {
// Convert strings 'true' or 'false' to boolean, keep others.
$value_lowercase = strtolower( $value );
if ( 'true' === $value_lowercase ) {
$render_options[ $key ] = true;
} elseif ( 'false' === $value_lowercase ) {
$render_options[ $key ] = false;
} else {
$render_options[ $key ] = $value;
}
} else {
// Keep all other values.
$render_options[ $key ] = $value;
}
}
// Generate unique HTML ID, depending on how often this table has already been shown on this page.
if ( ! isset( $this->shown_tables[ $table_id ] ) ) {
$this->shown_tables[ $table_id ] = array(
'count' => 0,
'instances' => array(),
);
}
++$this->shown_tables[ $table_id ]['count'];
$count = $this->shown_tables[ $table_id ]['count'];
$render_options['html_id'] = "tablepress-{$table_id}";
if ( $count > 1 ) {
$render_options['html_id'] .= "-no-{$count}";
}
/**
* Filters the ID of the table HTML element.
*
* @since 1.0.0
*
* @param string $html_id The ID of the table HTML element.
* @param string $table_id The current table ID.
* @param int $count Number of copies of the table with this table ID on the page.
*/
$render_options['html_id'] = apply_filters( 'tablepress_html_id', $render_options['html_id'], $table_id, $count );
// Generate the "Edit Table" link.
$render_options['edit_table_url'] = '';
/**
* Filters whether the "Edit" link below the table shall be shown.
*
* The "Edit" link is only shown to logged-in users who possess the necessary capability to edit the table.
*
* @since 1.0.0
*
* @param bool $show Whether to show the "Edit" link below the table. Default true.
* @param string $table_id The current table ID.
*/
if ( is_user_logged_in() && apply_filters( 'tablepress_edit_link_below_table', true, $table['id'] ) && current_user_can( 'tablepress_edit_table', $table['id'] ) ) {
$render_options['edit_table_url'] = TablePress::url( array( 'action' => 'edit', 'table_id' => $table['id'] ) );
}
/**
* Filters the render options for the table.
*
* The render options are determined from the settings on a table's "Edit" screen and the Shortcode parameters.
*
* @since 1.0.0
*
* @param array<string, mixed> $render_options The render options for the table.
* @param array<string, mixed> $table The current table.
*/
$render_options = apply_filters( 'tablepress_table_render_options', $render_options, $table );
// Check if table output shall and can be loaded from the transient cache, otherwise generate the output.
if ( $render_options['cache_table_output'] && ! is_user_logged_in() ) {
// Hash the Render Options array to get a unique cache identifier.
$table_hash = md5( wp_json_encode( $render_options, TABLEPRESS_JSON_OPTIONS ) ); // @phpstan-ignore-line
$transient_name = 'tablepress_' . $table_hash; // Attention: This string must not be longer than 45 characters!
$output = get_transient( $transient_name );
if ( false === $output || '' === $output ) {
// Render/generate the table HTML, as it was not found in the cache.
$_render->set_input( $table, $render_options );
$output = $_render->get_output();
// Save render output in a transient, set cache timeout to 24 hours.
set_transient( $transient_name, $output, DAY_IN_SECONDS );
// Update output caches list transient (necessary for cache invalidation upon table saving).
$caches_list_transient_name = 'tablepress_c_' . md5( $table_id );
$caches_list = get_transient( $caches_list_transient_name );
if ( false === $caches_list ) {
$caches_list = array();
} else {
$caches_list = (array) json_decode( $caches_list, true );
}
if ( ! in_array( $transient_name, $caches_list, true ) ) {
$caches_list[] = $transient_name;
}
set_transient( $caches_list_transient_name, wp_json_encode( $caches_list, TABLEPRESS_JSON_OPTIONS ), 2 * DAY_IN_SECONDS );
} else {
/**
* Filters the cache hit comment message.
*
* @since 1.0.0
*
* @param string $comment The cache hit comment message.
*/
$output .= apply_filters( 'tablepress_cache_hit_comment', "<!-- #{$render_options['html_id']} from cache -->" );
}
} else {
// Render/generate the table HTML, as no cache is to be used.
$_render->set_input( $table, $render_options );
$output = $_render->get_output();
}
// If DataTables is to be and can be used with this instance of a table, process its parameters and register the call for inclusion in the footer.
if ( $render_options['use_datatables']
&& $render_options['table_head']
&& str_contains( $output, '<thead' ) // A `<thead>` tag is required.
&& ! str_contains( $output, ' colspan="' ) // `colspan` attributes are forbidden.
&& ! str_contains( $output, ' rowspan="' ) // `rowspan` attributes are forbidden.
) {
// Get options for the DataTables JavaScript library from the table's render options.
$js_options = array();
foreach ( array(
'alternating_row_colors',
'datatables_sort',
'datatables_paginate',
'datatables_paginate',
'datatables_paginate_entries',
'datatables_lengthchange',
'datatables_filter',
'datatables_info',
'datatables_scrollx',
'datatables_scrolly',
'datatables_locale',
'datatables_custom_commands',
) as $option ) {
$js_options[ $option ] = $render_options[ $option ];
}
/**
* Filters the JavaScript options for the table.
*
* The JavaScript options are determined from the settings on a table's "Edit" screen and the Shortcode parameters.
* They are part of the render options and can be overwritten with Shortcode parameters.
*
* @since 1.0.0
*
* @param array<string, mixed> $js_options The JavaScript options for the table.
* @param string $table_id The current table ID.
* @param array<string, mixed> $render_options The render options for the table.
*/
$js_options = apply_filters( 'tablepress_table_js_options', $js_options, $table_id, $render_options );
$this->shown_tables[ $table_id ]['instances'][ (string) $render_options['html_id'] ] = $js_options;
$this->_enqueue_datatables();
}
// Maybe print a list of used render options.
if ( $render_options['shortcode_debug'] && is_user_logged_in() ) {
$output .= '<pre>' . var_export( $render_options, true ) . '</pre>'; // phpcs:ignore WordPress.PHP.DevelopmentFunctions.error_log_var_export
}
return $output;
}
/**
* Handle Shortcode [table-info id=<ID> field=<name> /].
*
* @since 1.0.0
*
* @param array<string, mixed>|string $shortcode_atts List of attributes that where included in the Shortcode. An empty string for empty Shortcodes like [table] or [table /].
* @return string Text that replaces the Shortcode (error message or asked-for information).
*/
public function shortcode_table_info( /* array|string */ $shortcode_atts ): string {
$shortcode_atts = (array) $shortcode_atts;
// Parse Shortcode attributes, only allow those that are specified.
$default_shortcode_atts = array(
'id' => '',
'field' => '',
'format' => '',
);
/**
* Filters the available/default attributes for the [table-info] Shortcode.
*
* @since 1.0.0
*
* @param array<string, mixed> $default_shortcode_atts The [table-info] Shortcode default attributes.
*/
$default_shortcode_atts = apply_filters( 'tablepress_shortcode_table_info_default_shortcode_atts', $default_shortcode_atts );
$shortcode_atts = shortcode_atts( $default_shortcode_atts, $shortcode_atts ); // Optional third argument left out on purpose. Use filter in the next line instead.
/**
* Filters the attributes that were passed to the [table-info] Shortcode.
*
* @since 1.0.0
*
* @param array<string, mixed> $shortcode_atts The attributes passed to the [table-info] Shortcode.
*/
$shortcode_atts = apply_filters( 'tablepress_shortcode_table_info_shortcode_atts', $shortcode_atts );
/**
* Filters whether the output of the [table-info] Shortcode is overwritten/short-circuited.
*
* @since 1.0.0
*
* @param false|string $overwrite Whether the [table-info] output is overwritten. Return false for the regular content, and a string to overwrite the output.
* @param array<string, mixed> $shortcode_atts The attributes passed to the [table-info] Shortcode.
*/
$overwrite = apply_filters( 'tablepress_shortcode_table_info_overwrite', false, $shortcode_atts );
if ( is_string( $overwrite ) ) {
return $overwrite;
}
// Check, if a table with the given ID exists.
$table_id = preg_replace( '/[^a-zA-Z0-9_-]/', '', $shortcode_atts['id'] );
if ( ! TablePress::$model_table->table_exists( $table_id ) ) {
$message = "&#91;table “{$table_id}” not found /&#93;<br />\n";
/** This filter is documented in controllers/controller-frontend.php */
$message = apply_filters( 'tablepress_table_not_found_message', $message, $table_id );
return $message;
}
// Load table, with table data, options, and visibility settings.
$table = TablePress::$model_table->load( $table_id, true, true );
if ( is_wp_error( $table ) ) {
$message = "&#91;table “{$table_id}” could not be loaded /&#93;<br />\n";
/** This filter is documented in controllers/controller-frontend.php */
$message = apply_filters( 'tablepress_table_load_error_message', $message, $table_id, $table );
return $message;
}
$field = (string) preg_replace( '/[^a-z_]/', '', strtolower( $shortcode_atts['field'] ) );
$format = (string) preg_replace( '/[^a-z]/', '', strtolower( $shortcode_atts['format'] ) );
// Generate output, depending on what information (field) was asked for.
switch ( $field ) {
case 'name':
case 'description':
$output = $table[ $field ];
break;
case 'last_modified':
switch ( $format ) {
case 'raw':
case 'mysql':
$output = $table['last_modified'];
break;
case 'human':
$modified_timestamp = date_create( $table['last_modified'], wp_timezone() );
$modified_timestamp = $modified_timestamp->getTimestamp(); // @phpstan-ignore-line
$current_timestamp = time();
$time_diff = $current_timestamp - $modified_timestamp;
// Time difference is only shown up to one week.
if ( $time_diff >= 0 && $time_diff < WEEK_IN_SECONDS ) {
$output = sprintf( __( '%s ago', 'default' ), human_time_diff( $modified_timestamp, $current_timestamp ) );
} else {
$output = TablePress::format_datetime( $table['last_modified'], '<br />' );
}
break;
case 'date':
$output = TablePress::format_datetime( $table['last_modified'], get_option( 'date_format' ) );
break;
case 'time':
$output = TablePress::format_datetime( $table['last_modified'], get_option( 'time_format' ) );
break;
default:
$output = TablePress::format_datetime( $table['last_modified'] );
break;
}
break;
case 'last_editor':
$output = TablePress::get_user_display_name( $table['options']['last_editor'] );
break;
case 'author':
$output = TablePress::get_user_display_name( $table['author'] );
break;
case 'number_rows':
$output = count( $table['data'] );
if ( 'raw' !== $format ) {
if ( $table['options']['table_head'] ) {
--$output;
}
if ( $table['options']['table_foot'] ) {
--$output;
}
}
break;
case 'number_columns':
$output = count( $table['data'][0] );
break;
default:
$output = "&#91;table-info field “{$field}” not found in table “{$table_id}” /&#93;<br />\n";
/**
* Filters the "table info field not found" message.
*
* @since 1.0.0
*
* @param string $output The "table info field not found" message.
* @param array<string, mixed> $table The current table.
* @param string $field The field that was not found.
* @param string $format The return format for the field.
*/
$output = apply_filters( 'tablepress_table_info_not_found_message', $output, $table, $field, $format );
}
/**
* Filters the output of the [table-info] Shortcode.
*
* @since 1.0.0
*
* @param string $output The output of the [table-info] Shortcode.
* @param array<string, mixed> $table The current table.
* @param array<string, mixed> $shortcode_atts The attributes passed to the [table-info] Shortcode.
*/
$output = apply_filters( 'tablepress_shortcode_table_info_output', $output, $table, $shortcode_atts );
return $output;
}
/**
* Expand WP Search to also find posts and pages that have a search term in a table that is shown in them.
*
* This is done by looping through all search terms and TablePress tables and searching there for the search term,
* saving all tables's IDs that have a search term and then expanding the WP query to search for posts or pages that have the
* Shortcode for one of these tables in their content.
*
* @since 1.0.0
*
* @global wpdb $wpdb WordPress database abstraction object.
*
* @param string $search_sql Current part of the "WHERE" clause of the SQL statement used to get posts/pages from the WP database that is related to searching.
* @return string Eventually extended SQL "WHERE" clause, to also find posts/pages with Shortcodes in them.
*/
public function posts_search_filter( /* string */ $search_sql ): string {
// Don't use a type hint in the method declaration as there can be cases where `null` is passed to the filter hook callback somehow.
global $wpdb;
// Protect against cases where `null` is somehow passed to the filter hook callback.
if ( ! is_string( $search_sql ) ) {
return '';
}
if ( ! is_search() || ! is_main_query() ) {
return $search_sql;
}
// Get variable that contains all search terms, parsed from $_GET['s'] by WP.
$search_terms = get_query_var( 'search_terms' );
if ( empty( $search_terms ) || ! is_array( $search_terms ) ) {
return $search_sql;
}
// Load all table IDs and prime post meta cache for cached access to options and visibility settings of the tables, don't run filter hook.
$table_ids = TablePress::$model_table->load_all( true, false );
// Array of all search words that were found, and the table IDs where they were found.
$query_result = array();
foreach ( $table_ids as $table_id ) {
// Load table, with table data, options, and visibility settings.
$table = TablePress::$model_table->load( $table_id, true, true );
if ( isset( $table['is_corrupted'] ) && $table['is_corrupted'] ) {
// Do not search in corrupted tables.
continue;
}
foreach ( $search_terms as $search_term ) {
if ( ( $table['options']['print_name'] && false !== stripos( $table['name'], $search_term ) ) // @phpstan-ignore-line
|| ( $table['options']['print_description'] && false !== stripos( $table['description'], $search_term ) ) ) { // @phpstan-ignore-line
// Found the search term in the name or description (and they are shown).
$query_result[ $search_term ][] = $table_id; // Add table ID to result list.
// No need to continue searching this search term in this table.
continue;
}
// Search search term in visible table cells (without taking Shortcode parameters into account!).
foreach ( $table['data'] as $row_idx => $table_row ) { // @phpstan-ignore-line
if ( 0 === $table['visibility']['rows'][ $row_idx ] ) {
// Row is hidden, so don't search in it.
continue;
}
foreach ( $table_row as $col_idx => $table_cell ) {
if ( 0 === $table['visibility']['columns'][ $col_idx ] ) {
// Column is hidden, so don't search in it.
continue;
}
// @todo Cells are not evaluated here, so math formulas are searched.
if ( false !== stripos( $table_cell, $search_term ) ) {
// Found the search term in the cell content.
$query_result[ $search_term ][] = $table_id; // Add table ID to result list
// No need to continue searching this search term in this table.
continue 3;
}
}
}
}
}
// For all found table IDs for each search term, add additional OR statement to the SQL "WHERE" clause.
// If $_GET['exact'] is set, WordPress doesn't use % in SQL LIKE clauses.
$exact = get_query_var( 'exact' );
$n = ( empty( $exact ) ) ? '%' : '';
$search_sql = $wpdb->remove_placeholder_escape( $search_sql );
foreach ( $query_result as $search_term => $table_ids ) {
$search_term = esc_sql( $wpdb->esc_like( $search_term ) );
$old_or = "OR ({$wpdb->posts}.post_content LIKE '{$n}{$search_term}{$n}')"; // @phpstan-ignore-line
$table_ids = implode( '|', $table_ids );
$regexp = '\\\\[' . TablePress::$shortcode . ' id=(["\\\']?)(' . $table_ids . ')([\]"\\\' /])'; // ' needs to be single escaped, [ double escaped (with \\) in mySQL
$new_or = $old_or . " OR ({$wpdb->posts}.post_content REGEXP '{$regexp}')";
$search_sql = str_replace( $old_or, $new_or, $search_sql );
}
$search_sql = $wpdb->add_placeholder_escape( $search_sql );
return $search_sql;
}
/**
* Callback function for rendering the tablepress/table block.
*
* @since 2.0.0
*
* @param array<string, string> $block_attributes List of attributes that where included in the block settings.
* @return string Resulting HTML code for the table.
*/
public function table_block_render_callback( array $block_attributes ): string {
// Don't return anything if no table was selected.
if ( '' === $block_attributes['id'] ) {
return '';
}
if ( '' !== trim( $block_attributes['parameters'] ) ) {
$render_attributes = shortcode_parse_atts( $block_attributes['parameters'] );
} else {
$render_attributes = array();
}
$render_attributes['id'] = $block_attributes['id']; // @phpstan-ignore-line
return $this->shortcode_table( $render_attributes );
}
} // class TablePress_Frontend_Controller