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Path: /var/www/clients/client38/web37/web/wp-content/plugins/us-core/usof/functions/ [ Home ]
File: ajax.php
<?php defined( 'ABSPATH' ) OR die( 'This script cannot be accessed directly.' );

add_action( 'wp_ajax_usof_save', 'usof_ajax_save' );
function usof_ajax_save() {

	if ( ! check_admin_referer( 'usof-actions' ) ) {
		wp_send_json_error(
			array(
				'message' => us_translate( 'An error has occurred. Please reload the page and try again.' ),
			)
		);
	}

	do_action( 'usof_before_ajax_save' );

	global $usof_options;
	usof_load_options_once();

	$config = us_config( 'theme-options', array(), TRUE );

	// Logic do not seek here, young padawan. For WPML string translation compability such copying method is used.
	// If result of array_merge is put directly to $updated_options, the options will not save.
	$usof_defaults = usof_defaults();
	$usof_options_fallback = array_merge( $usof_defaults, $usof_options );
	$updated_options = array();
	foreach ( $usof_options_fallback as $key => $val ) {
		$updated_options[ $key ] = $val;
	}

	$post_options = us_maybe_get_post_json( 'usof_options' );

	if ( empty( $post_options ) ) {
		wp_send_json_error(
			array(
				'message' => __( 'There\'s no options to save', 'us' ),
			)
		);
	}

	foreach ( $post_options as $key => $value ) {
		if ( isset( $updated_options[ $key ] ) AND isset( $usof_defaults[ $key ] ) ) {
			$updated_options[ $key ] = $value;
		}
	}

	usof_save_options( $updated_options );

	do_action( 'usof_after_ajax_save' );

	wp_send_json_success(
		array(
			'message' => us_translate( 'Changes saved.' ),
		)
	);
}

add_action( 'wp_ajax_usof_reset', 'usof_ajax_reset' );
function usof_ajax_reset() {

	if ( ! check_admin_referer( 'usof-actions' ) ) {
		wp_send_json_error(
			array(
				'message' => us_translate( 'An error has occurred. Please reload the page and try again.' ),
			)
		);
	}

	// Preloading default values of theme options
	// and then reloading theme options config to fill values that depend on each other
	global $usof_options;
	$usof_options = usof_defaults();
	us_config( 'theme-options', array(), TRUE );

	$updated_options = usof_defaults();
	usof_save_options( $updated_options );
	wp_send_json_success(
		array(
			'message' => __( 'Options were reset', 'us' ),
			'usof_options' => $updated_options,
		)
	);
}

add_action( 'wp_ajax_usof_backup', 'usof_ajax_backup' );
function usof_ajax_backup() {

	if ( ! check_admin_referer( 'usof-actions' ) ) {
		wp_send_json_error(
			array(
				'message' => us_translate( 'An error has occurred. Please reload the page and try again.' ),
			)
		);
	}

	usof_backup();

	$backup_time = strtotime( current_time( 'mysql', TRUE ) ) + get_option( 'gmt_offset' ) * HOUR_IN_SECONDS;

	wp_send_json_success(
		array(
			'status' => __( 'Last Backup', 'us' ) . ': <span>' . date_i18n( 'F j, Y - G:i T', $backup_time ) . '</span>',
		)
	);
}

add_action( 'wp_ajax_usof_restore_backup', 'usof_ajax_restore_backup' );
function usof_ajax_restore_backup() {

	if ( ! check_admin_referer( 'usof-actions' ) ) {
		wp_send_json_error(
			array(
				'message' => us_translate( 'An error has occurred. Please reload the page and try again.' ),
			)
		);
	}

	global $usof_options;

	$backup = get_option( 'usof_backup_' . US_THEMENAME );
	if ( ! $backup OR ! is_array( $backup ) OR ! isset( $backup['usof_options'] ) ) {
		wp_send_json_error(
			array(
				'message' => __( 'There\'s no backup to restore', 'us' ),
			)
		);
	}

	$usof_options = $backup['usof_options'];
	update_option( 'usof_options_' . US_THEMENAME, $usof_options, TRUE );

	wp_send_json_success(
		array(
			'message' => __( 'Backup was restored', 'us' ),
			'usof_options' => $usof_options,
		)
	);
}

add_action( 'wp_ajax_usof_save_style_scheme', 'usof_ajax_save_style_scheme' );
function usof_ajax_save_style_scheme() {

	if ( ! check_admin_referer( 'usof-actions' ) ) {
		wp_send_json_error(
			array(
				'message' => us_translate( 'An error has occurred. Please reload the page and try again.' ),
			)
		);
	}

	$custom_color_schemes = get_option( 'usof_style_schemes_' . US_THEMENAME );
	if ( ! is_array( $custom_color_schemes ) ) {
		$custom_color_schemes = array();
	}

	$scheme = us_maybe_get_post_json( 'scheme' );
	if ( isset( $scheme['id'] ) ) {
		$scheme_id = $scheme['id'];
	} else {
		$max_index = 0;
		if ( count( $custom_color_schemes ) > 0 ) {
			$max_index = (int) max( array_keys( $custom_color_schemes ) );
		}
		$scheme_id = $max_index + 1;
	}

	$custom_color_schemes[ $scheme_id ] = array( 'title' => $scheme['name'], 'values' => $scheme['colors'] );
	update_option( 'usof_style_schemes_' . US_THEMENAME, $custom_color_schemes, TRUE );

	$color_schemes = us_config( 'color-schemes' );
	$output = '';

	$custom_color_schemes_reversed = array_reverse( $custom_color_schemes, TRUE );

	foreach ( $custom_color_schemes_reversed as $key => &$scheme ) {
		$output .= '<li class="usof-schemes-item type_custom" data-id="' . $key . '">';
		$output .= usof_color_scheme_preview( $scheme );
		// Overwrite btn
		$output .= '<div class="usof-schemes-item-save" title="' . us_translate( 'Save' ) . '"></div>';
		// Delete btn
		$output .= '<div class="usof-schemes-item-delete" title="' . us_translate( 'Delete' ) . '"></div>';
		$output .= '</li>';
	}
	foreach ( $color_schemes as $key => &$scheme ) {
		$output .= '<li class="usof-schemes-item" data-id="' . $key . '">';
		$output .= usof_color_scheme_preview( $scheme );
		$output .= '</li>';
	}

	wp_send_json_success(
		array(
			'customSchemes' => $custom_color_schemes,
			'schemes' => $color_schemes,
			'schemesHtml' => $output,
		)
	);
}

add_action( 'wp_ajax_usof_delete_style_scheme', 'usof_ajax_delete_style_scheme' );
function usof_ajax_delete_style_scheme() {
	if ( ! check_admin_referer( 'usof-actions' ) ) {
		wp_send_json_error(
			array(
				'message' => us_translate( 'An error has occurred. Please reload the page and try again.' ),
			)
		);
	}

	$scheme = sanitize_text_field( $_POST['scheme'] );

	$custom_color_schemes = get_option( 'usof_style_schemes_' . US_THEMENAME );

	if ( ! is_array( $custom_color_schemes ) ) {
		$custom_color_schemes = array();
	}
	if ( isset( $custom_color_schemes[ $scheme ] ) ) {
		unset( $custom_color_schemes[ $scheme ] );
	}
	update_option( 'usof_style_schemes_' . US_THEMENAME, $custom_color_schemes, TRUE );

	$color_schemes = us_config( 'color-schemes' );
	$output = '';

	$custom_color_schemes_reversed = array_reverse( $custom_color_schemes, TRUE );

	foreach ( $custom_color_schemes_reversed as $key => &$scheme ) {
		$output .= '<li class="usof-schemes-item type_custom" data-id="' . $key . '">';
		$output .= usof_color_scheme_preview( $scheme );
		// Overwrite btn
		$output .= '<div class="usof-schemes-item-save" title="' . us_translate( 'Save' ) . '"></div>';
		// Delete btn
		$output .= '<div class="usof-schemes-item-delete" title="' . us_translate( 'Delete' ) . '"></div>';
		$output .= '</li>';
	}
	foreach ( $color_schemes as $key => &$scheme ) {
		$output .= '<li class="usof-schemes-item" data-id="' . $key . '">';
		$output .= usof_color_scheme_preview( $scheme );
		$output .= '</li>';
	}

	wp_send_json_success(
		array(
			'customSchemes' => $custom_color_schemes,
			'schemes' => $color_schemes,
			'schemesHtml' => $output,
		)
	);
}

// Adding palette values for color picker
add_action( 'wp_ajax_usof_color_palette', 'usof_ajax_color_palette' );
function usof_ajax_color_palette() {
	if ( ! check_admin_referer( 'usof-actions' ) ) {
		wp_send_json_error(
			array(
				'message' => us_translate( 'An error has occurred. Please reload the page and try again.' ),
			)
		);
	}
	$paletteColors = get_option( 'usof_color_palette_' . US_THEMENAME );
	if ( ! is_array( $paletteColors ) ) {
		$paletteColors = array();
	}
	$paletteLength = count( $paletteColors );
	$color = us_maybe_get_post_json( 'color' );
	$output = '';
	if ( isset( $color['value'] ) AND $paletteLength < 8 ) {
		// Appending new color
		$paletteColors[] = $color['value'];
		update_option( 'usof_color_palette_' . US_THEMENAME, $paletteColors, TRUE );
		foreach ( $paletteColors as $color ) {
			$output .= '<div class="usof-colpick-palette-value"><span style="background:' . $color . '" title="' . esc_attr( $color ) . '"></span><div class="usof-colpick-palette-delete" title="' . us_translate( 'Delete' ) . '"></div></div>';
		}
		$output .= '<div class="usof-colpick-palette-add" title="' . __( 'Add the current color to the palette', 'us' ) . '"></div>';
		wp_send_json_success(
			array(
				'output' => $output,
			)
		);
	} elseif ( isset( $color['colorId'] ) ) {
		// Deleting current color
		unset( $paletteColors[ $color['colorId'] ] );
		$newPalette = array();
		foreach ( $paletteColors as $color ) {
			$newPalette[] = $color;
		}
		update_option( 'usof_color_palette_' . US_THEMENAME, $newPalette, TRUE );
		foreach ( $paletteColors as $color ) {
			$output .= '<div class="usof-colpick-palette-value"><span style="background:' . $color . '" title="' . esc_attr( $color ) . '"></span><div class="usof-colpick-palette-delete" title="' . us_translate( 'Delete' ) . '"></div></div>';
		}
		$output .= '<div class="usof-colpick-palette-add" title="' . __( 'Add the current color to the palette', 'us' ) . '"></div>';
		wp_send_json_success(
			array(
				'output' => $output,
			)
		);
	} else {
		wp_send_json_error(
			array(
				'message' => us_translate( 'An error has occurred. Please reload the page and try again.' ),
			)
		);
	}
}

// Get Color Schemes
add_action( 'wp_ajax_usof_get_style_schemes', 'usof_get_style_schemes' );
function usof_get_style_schemes() {
	if ( ! check_admin_referer( 'usof-actions' ) ) {
		wp_send_json_error(
			array(
				'message' => us_translate( 'An error has occurred. Please reload the page and try again.' ),
			)
		);
	}
	$color_schemes = us_config( 'color-schemes' );
	$custom_color_schemes = get_option( 'usof_style_schemes_' . US_THEMENAME );
	if ( ! is_array( $custom_color_schemes ) ) {
		$custom_color_schemes = array();
	}

	// Reverse Custom schemes order to make last added item first
	$custom_color_schemes = array_reverse( $custom_color_schemes, TRUE );

	wp_send_json_success(
		array(
			'schemes' => $color_schemes,
			'custom_schemes' => $custom_color_schemes,
		)
	);
}

// Get Google Fonts
add_action( 'wp_ajax_usof_get_google_fonts', 'usof_get_google_fonts' );
function usof_get_google_fonts() {
	if ( ! check_admin_referer( 'usof-actions' ) ) {
		wp_send_json_error(
			array(
				'message' => us_translate( 'An error has occurred. Please reload the page and try again.' ),
			)
		);
	}
	$google_fonts = us_config( 'google-fonts', array() );

	wp_send_json_success(
		array(
			'google_fonts' => $google_fonts,
		)
	);
}

/**
 *  All ajax actions for autocomplete
 */
if ( wp_doing_ajax() AND ! function_exists( 'usof_all_fonts_autocomplete' ) ) {
	add_action( 'wp_ajax_usof_all_fonts_autocomplete', 'usof_all_fonts_autocomplete', 1 );
	/**
	 * Request AJAX handler for usof_all_fonts_autocomplete
	 * @return string
	 */
	function usof_all_fonts_autocomplete() {
		if ( ! check_ajax_referer( 'usof_ajax_all_fonts_autocomplete', '_nonce', FALSE ) ) {
			wp_send_json_error(
				array(
					'message' => us_translate( 'An error has occurred. Please reload the page and try again.' ),
				)
			);
			wp_die();
		}

		// Get all fonts
		$get_h1 = isset( $_GET['get_h1'] ) ? (bool) $_GET['get_h1'] : FALSE;
		$only_google = isset( $_GET['only_google'] ) ? (bool) $_GET['only_google'] : TRUE;
		$all_fonts = us_get_all_fonts( $only_google, $get_h1 );

		// Create a inline data array
		$inline_fonts = array();
		foreach ( $all_fonts as $value => $name ) {
			if ( is_array( $name ) ) {
				foreach ( $name as $_value => $_name ) {
					$inline_fonts[ $_value ] = $_name;
				}
			} else {
				$inline_fonts[ $value ] = $name;
			}
		}
		// Font name search or apply filter by 'params:'
		$search = isset( $_GET['search'] ) ? $_GET['search'] : '';
		$is_params = strpos( $search, 'params:' ) === 0;
		if ( $search ) {
			$inline_fonts = array_filter(
				$inline_fonts, function ( $key ) use ( $search, $is_params ) {
				$key = strtolower( $key );
				$search = strtolower( $search );
				if ( $is_params ) {
					// This separator `|` is set to initialize the autocomplete field.
					$params = explode( '|', substr( $search, strlen( 'params:' ) ) );

					return in_array( $key, array_map( 'strtolower', $params ) );
				} elseif ( strpos( $key, $search ) !== FALSE OR strpos( str_replace( '/\s|\,/', '', $key ), $search ) !== FALSE ) {
					return TRUE;
				}

				return FALSE;
			}, ARRAY_FILTER_USE_KEY
			);
		}
		// Trim the array to the set size
		if ( ! $is_params ) {
			$font_limit = isset( $_GET['font_limit'] ) ? (int) $_GET['font_limit'] : 50; // Default 50 items
			$offset = isset( $_GET['offset'] ) ? (int) $_GET['offset'] : 0;
			if( $offset === 1 ) {
				$offset = 0;
			}
			$inline_fonts = array_slice( $inline_fonts, $offset, $font_limit );
		}
		// Create result
		$result = array();
		foreach ( $all_fonts as $value => $name ) {
			if ( is_array( $name ) ) {
				foreach ( $name as $_value => $_name ) {
					if ( isset( $inline_fonts[ $_value ] ) ) {
						$result[ $value ][ $_value ] = $_name;
					}
				}
			} elseif ( isset( $inline_fonts[ $value ] ) ) {
				$result[ $value ] = $name;
			}
		}
		unset( $inline_fonts, $all_fonts );

		wp_send_json_success( array( 'items' => $result ) );
	}
}

if ( wp_doing_ajax() AND ! function_exists( 'usof_ajax_used_icons_info' ) ) {
	/**
	 * Get a list of used icon sets
	 *
	 * @return string
	 */
	function usof_ajax_used_icons_info() {
		if ( ! check_ajax_referer( 'usof_ajax_used_icons_info', '_nonce', FALSE ) ) {
			wp_send_json_error(
				array(
					'message' => us_translate( 'An error has occurred. Please reload the page and try again.' ),
				)
			);
			wp_die();
		}

		/**
		 * @var array
		 */
		$res = array();
		if ( class_exists( 'US_Get_Used_Icons' ) ) {

			/* @var $instance US_Get_Used_Icons */
			$instance = new US_Get_Used_Icons;

			// Run next step or start
			$instance->run();

			// Check is processing
			$res['processing'] = $instance->is_processing();

			if ( ! us_arr_path( $res, 'processing', TRUE ) ) {

				// Get results and group icons
				$used_icons = $icon_links = array();
				foreach ( $instance->get_data( 'icons' ) as $icon ) {
					if ( strpos( $icon, '|' ) === FALSE ) {
						continue;
					}
					list( $icon_prefix, $icon_name ) = explode( '|', $icon, 2 );
					$used_icons[ $icon_prefix ][] = $icon;
				}
				foreach ( $instance->get_data( 'posts' ) as $icon => $posts ) {
					foreach ( $posts as $id ) {
						$_title = get_the_title( $id );
						$_title = empty( $_title ) ? us_translate( '(no title)' ) : $_title;
						$icon_links[ $icon ][] = '<a href="' . admin_url( 'post.php?post='. $id .'&action=edit' ) . '" target="_blank">' . strip_tags( $_title ) . '</a>';
					}
				}

				$result = '';
				foreach ( us_config( 'icon-sets', array() ) as $key => $icon_config ) {
					if ( $icons = us_arr_path( $used_icons, $key ) ) {
						sort( $icons );
						$result .= '<div class="usof-icons-info-group">';

						if ( $group_name = us_arr_path( $icon_config, 'set_name', '' ) ) {
							$result .= '<div class="usof-icons-info-group-name">' . strip_tags( $group_name ) . '</div>';
						}

						// Calculate custom height to immitate CSS "columns" to avoid appearance bug with "position:absolute"
						$result .= '<ul class="usof-icons-info-group-list" style="height:' . ( 26 * ceil( count( $icons ) / 3 ) ) . 'px">';
						foreach ( $icons as $icon ) {

							// Get the icon_name of the icon
							$icon_name = substr( strstr( $icon, '|' ), 1 );

							// Highlight fallback icons from "FA Solid"
							if ( $key == 'fas' AND us_is_fallback_icon( $icon_name ) ) {
								$result .= '<li class="type_fallback">';
							} else {
								$result .= '<li>';
							}
							$result .= us_prepare_icon_tag( $icon );
							$result .= '<span>' . strip_tags( $icon_name ) . '</span>';

							// Links to posts where the icon was found
							if ( ! empty( $icon_links[ $icon ] ) AND is_array( $icon_links[ $icon ] ) ) {
								$result .= '<div class="usof-tooltip-text">' . implode( '', $icon_links[ $icon ] ) . '</div>';
							}
							$result .= '</li>';
						}
						$result .= '</ul></div>';
					}
				}
				$res['result'] = $result;
			}
		}
		if ( empty( $res['result'] ) ) {
			$res['result'] = us_translate( 'No results found.' );
		}

		wp_send_json_success( $res );
	}
	add_action( 'wp_ajax_usof_used_icons_info', 'usof_ajax_used_icons_info', 1 );
}