308 lines
		
	
	
		
			7.2 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
			
		
		
	
	
			308 lines
		
	
	
		
			7.2 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
<?php
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/**
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 * Sanitize float number
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 * @param mixed
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 * @return float
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 */
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function et_sanitize_float_number( $number ) {
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	return floatval( $number );
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}
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/**
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 * Sanitize integer number
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 * @param mixed
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 * @return int
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 */
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function et_sanitize_int_number( $number ) {
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	return intval( $number );
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}
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/**
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 * Sanitize font style
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 * @param string
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 * @param string
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 */
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function et_sanitize_font_style( $styles ) {
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	// List of allowable style
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	$allowed_styles = array_keys( et_divi_font_style_choices() );
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	// Explodes styles into array
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	$styles_array = explode( '|', $styles );
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	// Get valid styles
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	$valid_styles = array_intersect( $allowed_styles, $styles_array );
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	// Return sanitized styles
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	return implode( "|", $valid_styles );
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}
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/**
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 * Sanitize choosen option based on options' key
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 * @param string
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 * @param array
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 * @return string|bool
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 */
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function et_sanitize_key_based_option( $choosen, $options, $default = false ) {
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	// Validate choosen option based on available options
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	if ( ! isset( $options[ $choosen ] ) ) {
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		return $default;
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	}
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	return $choosen;
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}
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/**
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 * Sanitize font choice
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 * @param string
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 * @return string|bool
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 */
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function et_sanitize_font_choices( $choosen ) {
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	$google_fonts = et_builder_get_fonts();
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	$user_fonts = et_builder_get_custom_fonts();
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	// combine google fonts with custom user fonts
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	$all_fonts = array_merge( $user_fonts, $google_fonts );
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	return et_sanitize_key_based_option( $choosen, $all_fonts );
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}
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/**
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 * Sanitize color scheme
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 * @param string
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 * @return string|bool
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 */
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function et_sanitize_color_scheme( $choosen ) {
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	return et_sanitize_key_based_option( $choosen, et_divi_color_scheme_choices() );
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}
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/**
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 * Sanitize header style
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 * @param string
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 * @return string|bool
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 */
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function et_sanitize_header_style( $choosen ) {
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	return et_sanitize_key_based_option( $choosen, et_divi_header_style_choices() );
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}
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/**
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 * Sanitize dropdown animation
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 * @param string
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 * @return string|bool
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 */
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function et_sanitize_dropdown_animation( $choosen ) {
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	return et_sanitize_key_based_option( $choosen, et_divi_dropdown_animation_choices() );
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}
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/**
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 * Sanitize footer column
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 * @param string
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 * @return string|bool
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 */
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function et_sanitize_footer_column( $choosen ) {
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	return et_sanitize_key_based_option( $choosen, et_divi_footer_column_choices() );
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}
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/**
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 * Sanitize yes no choices
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 * @param string
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 * @return string|bool
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 */
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function et_sanitize_yes_no( $choosen ) {
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	return et_sanitize_key_based_option( $choosen, et_divi_yes_no_choices() );
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}
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/**
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 * Sanitize left or right choices
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 * @param string
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 * @return string|bool
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 */
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function et_sanitize_left_right( $choosen ) {
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	return et_sanitize_key_based_option( $choosen, et_divi_left_right_choices() );
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}
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/**
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 * Sanitize image animation choices
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 * @param string
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 * @return string|bool
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 */
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function et_sanitize_image_animation( $choosen ) {
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	return et_sanitize_key_based_option( $choosen, et_divi_image_animation_choices() );
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}
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/**
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 * Sanitize divider style choices
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 * @param string
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 * @return string|bool
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 */
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function et_sanitize_divider_style( $choosen ) {
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	return et_sanitize_key_based_option( $choosen, et_divi_divider_style_choices() );
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}
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/**
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 * Sanitize divider position choices
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 * @param string
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 * @return string|bool
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 */
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function et_sanitize_divider_position( $choosen ) {
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	return et_sanitize_key_based_option( $choosen, et_divi_divider_position_choices() );
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}
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/**
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 * Sanitize RGBA color
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 * @param string
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 * @return string|bool
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 */
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function et_sanitize_alpha_color( $color ) {
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	// Trim unneeded whitespace
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	$color = str_replace( ' ', '', $color );
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	// If this is hex color, validate and return it
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	if ( 1 === preg_match( '|^#([A-Fa-f0-9]{3}){1,2}$|', $color ) ) {
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		return $color;
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	}
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	// If this is rgb, validate and return it
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	elseif ( 'rgb(' === substr( $color, 0, 4 ) ) {
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		sscanf( $color, 'rgb(%d,%d,%d)', $red, $green, $blue );
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		if ( ( $red >= 0 && $red <= 255 ) &&
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			 ( $green >= 0 && $green <= 255 ) &&
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			 ( $blue >= 0 && $blue <= 255 )
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			) {
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			return "rgb({$red},{$green},{$blue})";
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		}
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	}
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	// If this is rgba, validate and return it
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	elseif ( 'rgba(' === substr( $color, 0, 5 ) ) {
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		sscanf( $color, 'rgba(%d,%d,%d,%f)', $red, $green, $blue, $alpha );
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		if ( ( $red >= 0 && $red <= 255 ) &&
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			 ( $green >= 0 && $green <= 255 ) &&
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			 ( $blue >= 0 && $blue <= 255 ) &&
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			   $alpha >= 0 && $alpha <= 1
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			) {
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			return "rgba({$red},{$green},{$blue},{$alpha})";
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		}
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	} elseif ( 0 === strpos( $color, 'gcid-' ) ) {
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		return $color;
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	}
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	return false;
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}
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/**
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 * Sanitize font icon
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 * @param string
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 * @param string
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 * @return string
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 */
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function et_sanitize_font_icon( $font_icon, $symbols_function = 'default' ) {
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	// Convert symbols into strings
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	$font_icon = trim( $font_icon );
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	// @phpcs:ignore Generic.PHP.ForbiddenFunctions.Found
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	$icon_symbols = is_callable( $symbols_function ) ? call_user_func( $symbols_function ) : et_pb_get_font_icon_symbols();
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	$icon_symbols = array_map( 'et_sanitize_font_icon_convert_icon_to_string', $icon_symbols );
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	// the exact font icon value is saved
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	if ( 1 !== preg_match( "/^%%/", $font_icon ) ) {
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		return in_array( $font_icon, $icon_symbols ) ? $font_icon : '';
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	}
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	// the font icon value is saved in the following format: %%index_number%%
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	// strip the %'s to get to end result: index_number
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	$icon_index = (int) str_replace( '%', '', $font_icon );
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	return isset( $icon_symbols[ $icon_index ] ) ? $icon_symbols[ $icon_index ] : '';
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}
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/**
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 * Convert font hex-code font icons into strings so it can be compared
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 * @param string
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 * @return string
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 */
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function et_sanitize_font_icon_convert_icon_to_string( $icon ) {
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	// Replace & with &. Otherwise, it'll incorrectly decoded
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	$icon = str_replace( '&', '&', $icon );
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	// Decode
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	return html_entity_decode( $icon );
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}
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/**
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 * Array of allowed html tags on short block
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 * @return array
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 */
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function et_allowed_html_tags_short_block() {
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	$allowed_tags = array(
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		'div' => array(
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			'class' => array(),
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			'id'    => array(),
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		),
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		'span' => array(
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			'class' => array(),
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			'id'    => array(),
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		),
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		'ol' => array(
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			'class' => array(),
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			'id'    => array(),
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		),
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		'ul' => array(
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			'class' => array(),
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			'id'    => array(),
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		),
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		'li' => array(
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			'class' => array(),
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			'id'    => array(),
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		),
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		'p' => array(
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			'class' => array(),
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			'id'    => array(),
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		),
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		'a' => array(
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			'href'  => array(),
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			'class' => array(),
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			'id'    => array(),
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			'rel'   => array(),
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			'title'    => array(),
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			'target'   => array(),
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		),
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		'br' => array(),
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		'em' => array(),
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		'strong' => array(),
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	);
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	return apply_filters( 'et_allowed_html_tags_short_block', $allowed_tags );
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}
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/**
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 * Sanitize short block html input
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 * @return string
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 */
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function et_sanitize_html_input_text( $string ) {
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	return wp_kses( $string, et_allowed_html_tags_short_block() );
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}
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/**
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 * Sanitize background repeat value
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 * @return string
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 */
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function et_sanitize_background_repeat( $choosen ) {
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	return et_sanitize_key_based_option(
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		$choosen,
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		et_divi_background_repeat_choices(),
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		apply_filters( 'et_divi_background_repeat_default', 'repeat' )
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	);
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}
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/**
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 * Sanitize background attachment value
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 * @return string
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 */
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function et_sanitize_background_attachment( $choosen ) {
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	return et_sanitize_key_based_option(
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		$choosen,
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		et_divi_background_attachment_choices(),
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		apply_filters( 'et_sanitize_background_attachment_default', 'scroll' )
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	);
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}
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