| 1 |  |  | <?php namespace EmailLog\Util; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 2 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 3 |  |  | /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 4 |  |  |  * Email Log Helper functions. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 5 |  |  |  * Some of these functions would be used the addons. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 6 |  |  |  */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 7 |  |  | defined( 'ABSPATH' ) || exit; // Exit if accessed directly. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 8 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 9 |  |  | /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 10 |  |  |  * Perform additional sanitation of emails. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 11 |  |  |  * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 12 |  |  |  * @since 1.9 | 
            
                                                                                                            
                            
            
                                    
            
            
                | 13 |  |  |  * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 14 |  |  |  * @param string $email    Email string to be sanitized. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 15 |  |  |  * @param bool   $multiple (Optional) Should multiple emails be allowed. True by default. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 16 |  |  |  * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 17 |  |  |  * @return string Sanitized email. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 18 |  |  |  */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 19 |  |  | function sanitize_email( $email, $multiple = true ) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 20 | 13 |  | 	$emails = explode( ',', $email ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 21 | 13 |  | 	if ( ! $multiple ) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 22 | 3 |  | 		$emails = array_slice( $emails, 0, 1 ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 23 | 3 |  | 	} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 24 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 25 | 13 |  | 	$cleaned_emails = array_map( __NAMESPACE__ . '\\sanitize_email_with_name', $emails ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 26 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 27 | 13 |  | 	return implode( ', ', $cleaned_emails ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 28 |  |  | } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 29 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 30 |  |  | /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 31 |  |  |  * Sanitize email with name. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 32 |  |  |  * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 33 |  |  |  * @since 1.9 | 
            
                                                                                                            
                            
            
                                    
            
            
                | 34 |  |  |  * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 35 |  |  |  * @param string $string Email string to be sanitized. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 36 |  |  |  * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 37 |  |  |  * @return string Sanitized email. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 38 |  |  |  */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 39 |  |  | function sanitize_email_with_name( $string ) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 40 | 13 |  | 	$string = trim( $string ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 41 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 42 | 13 |  | 	$bracket_pos = strpos( $string, '<' ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 43 | 13 |  | 	if ( false !== $bracket_pos ) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 44 | 5 |  | 		if ( $bracket_pos > 0 ) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 45 | 5 |  | 			$name = substr( $string, 0, $bracket_pos ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 46 | 5 |  | 			$name = trim( $name ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 47 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 48 | 5 |  | 			$email = substr( $string, $bracket_pos + 1 ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 49 | 5 |  | 			$email = str_replace( '>', '', $email ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 50 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 51 | 5 |  | 			return sanitize_text_field( $name ) . ' <' . \sanitize_email( $email ) . '>'; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 52 |  |  | 		} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 53 |  |  | 	} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 54 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 55 | 8 |  | 	return \sanitize_email( $string ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 56 |  |  | } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 57 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 58 |  |  | /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 59 |  |  |  * Gets the columns to export logs. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 60 |  |  |  * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 61 |  |  |  * If the More Fields add-on is active, additional columns are returned. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 62 |  |  |  * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 63 |  |  |  * @since 2.0.0 | 
            
                                                                                                            
                            
            
                                    
            
            
                | 64 |  |  |  * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 65 |  |  |  * @return string[] List of Columns to export. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 66 |  |  |  */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 67 |  |  | function get_log_columns_to_export() { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 68 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 69 |  |  | 	if ( is_plugin_active( 'email-log-more-fields/email-log-more-fields.php' ) ) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 70 |  |  | 		return array( 'id', 'sent_date', 'to_email', 'subject', 'from', 'cc', 'bcc', 'reply-to', 'attachment' ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 71 |  |  | 	} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 72 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 73 |  |  | 	return array( 'id', 'sent_date', 'to_email', 'subject' ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 74 |  |  | } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 75 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 76 |  |  | /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 77 |  |  |  * Is it an admin request and not an ajax request. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 78 |  |  |  * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 79 |  |  |  * @since 2.1 | 
            
                                                                                                            
                            
            
                                    
            
            
                | 80 |  |  |  * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 81 |  |  |  * @return bool True if admin non ajax request, False otherwise. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 82 |  |  |  */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 83 |  |  | function is_admin_non_ajax_request() { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 84 |  |  | 	if ( function_exists( 'wp_doing_ajax' ) && wp_doing_ajax() ) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 85 |  |  | 		return false; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 86 |  |  | 	} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 87 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 88 |  |  | 	if ( defined( 'DOING_AJAX' ) && DOING_AJAX ) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 89 |  |  | 		return false; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 90 |  |  | 	} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 91 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 92 |  |  | 	return is_admin(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 93 |  |  | } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 94 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 95 |  |  | /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 96 |  |  |  * Checks the Checkbox when values are present in a given array. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 97 |  |  |  * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 98 |  |  |  * Use this function in Checkbox fields. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 99 |  |  |  * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 100 |  |  |  * @since 2.1.0 | 
            
                                                                                                            
                            
            
                                    
            
            
                | 101 |  |  |  * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 102 |  |  |  * @param array  $values  List of all possible values. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 103 |  |  |  * @param string $current The current value to be checked. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 104 |  |  |  */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 105 |  |  | function checked_array( $values, $current ) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 106 | 2 |  | 	if ( ! is_array( $values ) ) { | 
                            
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                | 107 | 1 |  | 		return; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 108 |  |  | 	} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 109 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 110 | 1 |  | 	if ( in_array( $current, $values ) ) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 111 | 1 |  | 		echo "checked='checked'"; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 112 | 1 |  | 	} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 113 | 1 |  | } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 114 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 115 |  |  | /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 116 |  |  |  * Returns Comma separated values of the given array elements. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 117 |  |  |  * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 118 |  |  |  * Use $delimiter param to join elements other than `,`. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 119 |  |  |  * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 120 |  |  |  * @since 2.3.0 | 
            
                                                                                                            
                            
            
                                    
            
            
                | 121 |  |  |  * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 122 |  |  |  * @param array|string $value     The array whose values are to be joined. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 123 |  |  |  * @param string       $delimiter Optional. Default is `,`. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 124 |  |  |  * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 125 |  |  |  * @return string | 
            
                                                                                                            
                            
            
                                    
            
            
                | 126 |  |  |  */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 127 |  |  | function join_array_elements_with_delimiter( $value, $delimiter = ',' ) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 128 |  |  | 	if ( is_array( $value ) ) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 129 |  |  | 		return implode( $delimiter, $value ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 130 |  |  | 	} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 131 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 132 |  |  | 	return is_string( $value ) ? $value : ''; | 
                            
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                | 133 |  |  | } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 134 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 135 |  |  | /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 136 |  |  |  * Gets the User defined Date time format. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 137 |  |  |  * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 138 |  |  |  * @used-by \EmailLog\Core\UI\Setting\CoreSetting | 
            
                                                                                                            
                            
            
                                    
            
            
                | 139 |  |  |  * @used-by \EmailLog\Util\render_auto_delete_logs_next_run_schedule() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 140 |  |  |  * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 141 |  |  |  * @since   2.3.0 | 
            
                                                                                                            
                            
            
                                    
            
            
                | 142 |  |  |  * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 143 |  |  |  * @return string | 
            
                                                                                                            
                            
            
                                    
            
            
                | 144 |  |  |  */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 145 |  |  | function get_user_defined_date_time_format() { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 146 |  |  | 	return sprintf( '%1$s %2$s', get_option( 'date_format', 'Y-m-d' ), get_option( 'time_format', 'g:i a' ) ); | 
                            
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                | 147 |  |  | } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 148 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 149 |  |  | /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 150 |  |  |  * Renders the next run auto delete logs schedule in Date and time format set within WordPress. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 151 |  |  |  * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 152 |  |  |  * @used-by \EmailLog\Addon\UI\Setting\DashboardWidget | 
            
                                                                                                            
                            
            
                                    
            
            
                | 153 |  |  |  * @used-by \EmailLog\Core\UI\Component\AutoDeleteLogsSetting | 
            
                                                                                                            
                            
            
                                    
            
            
                | 154 |  |  |  * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 155 |  |  |  * @since 2.3.0 | 
            
                                                                                                            
                            
            
                                    
            
            
                | 156 |  |  |  */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 157 |  |  | function render_auto_delete_logs_next_run_schedule() { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 158 |  |  | 	?> | 
            
                                                                                                            
                            
            
                                    
            
            
                | 159 |  |  | 	<?php if ( wp_next_scheduled( 'el_scheduled_delete_logs' ) ) : ?> | 
            
                                                                                                            
                            
            
                                    
            
            
                | 160 |  |  | 		<p> | 
            
                                                                                                            
                            
            
                                    
            
            
                | 161 |  |  | 			<?php _e( 'Auto delete logs cron will be triggered next at', 'email-log' ); ?>: | 
            
                                                                                                            
                            
            
                                    
            
            
                | 162 |  |  | 			<?php $date_time_format = get_user_defined_date_time_format(); ?> | 
            
                                                                                                            
                            
            
                                    
            
            
                | 163 |  |  | 			<strong><?php echo get_date_from_gmt( date( 'Y-m-d H:i:s', wp_next_scheduled( 'el_scheduled_delete_logs' ) ), $date_time_format ); ?></strong> | 
                            
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                | 164 |  |  | 		</p> | 
            
                                                                                                            
                            
            
                                    
            
            
                | 165 |  |  | 	<?php endif; ?> | 
            
                                                                                                            
                            
            
                                    
            
            
                | 166 |  |  | 	<?php | 
            
                                                                                                            
                            
            
                                    
            
            
                | 167 |  |  | } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 168 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 169 |  |  | /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 170 |  |  |  * Gets the Advanced search URL that the Email Log search Icon uses. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 171 |  |  |  * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 172 |  |  |  * @since 2.3.0 | 
            
                                                                                                            
                            
            
                                    
            
            
                | 173 |  |  |  * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 174 |  |  |  * @return string The URL. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 175 |  |  |  */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 176 |  |  | function get_advanced_search_url() { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 177 |  |  | 	return get_admin_url( null, 'admin.php?page=email-log' ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 178 |  |  | } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 179 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 180 |  |  | /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 181 |  |  |  * Gets the value by key from the array. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 182 |  |  |  * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 183 |  |  |  * If the key isn't found, then null is returned. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 184 |  |  |  * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 185 |  |  |  * @since 2.3.0 | 
            
                                                                                                            
                            
            
                                    
            
            
                | 186 |  |  |  * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 187 |  |  |  * @param array  $array | 
            
                                                                                                            
                            
            
                                    
            
            
                | 188 |  |  |  * @param string $key | 
            
                                                                                                            
                            
            
                                    
            
            
                | 189 |  |  |  * @param string $default Optional. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 190 |  |  |  * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 191 |  |  |  * @return null|mixed | 
            
                                                                                                            
                            
            
                                    
            
            
                | 192 |  |  |  */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 193 |  |  | function el_array_get( $array, $key, $default = null ) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 194 |  |  | 	return isset( $array[ $key ] ) ? $array[ $key ] : $default; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 195 |  |  | } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 196 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 197 |  |  | /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 198 |  |  |  * Returns TRUE if the given search term is Advanced Search Term | 
            
                                                                                                            
                            
            
                                    
            
            
                | 199 |  |  |  * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 200 |  |  |  * @param $term | 
            
                                                                                                            
                            
            
                                    
            
            
                | 201 |  |  |  * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 202 |  |  |  * @return bool | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 203 |  |  |  */ | 
            
                                                                        
                            
            
                                    
            
            
                | 204 |  |  | function is_advanced_search_term( $term ) { | 
            
                                                                        
                            
            
                                    
            
            
                | 205 |  |  | 	if ( ! is_string( $term ) ) { | 
            
                                                                        
                            
            
                                    
            
            
                | 206 |  |  | 		return false; | 
            
                                                                        
                            
            
                                    
            
            
                | 207 |  |  | 	} | 
            
                                                                        
                            
            
                                    
            
            
                | 208 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 209 |  |  | 	$predicates = get_advanced_search_term_predicates( $term ); | 
            
                                                                        
                            
            
                                    
            
            
                | 210 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 211 |  |  | 	return ! empty( $predicates ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 212 |  |  | } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 213 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 214 |  |  | /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 215 |  |  |  * Gets the Search Term Predicates. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 216 |  |  |  * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 217 |  |  |  * Example: | 
            
                                                                                                            
                            
            
                                    
            
            
                | 218 |  |  |  * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 219 |  |  |  * If $term = to:[email protected] then, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 220 |  |  |  * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 221 |  |  |  * the output would be | 
            
                                                                                                            
                            
            
                                    
            
            
                | 222 |  |  |  * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 223 |  |  |  * $output = array( | 
            
                                                                                                            
                            
            
                                    
            
            
                | 224 |  |  |  *      'to' => [email protected] | 
            
                                                                                                            
                            
            
                                    
            
            
                | 225 |  |  |  * ) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 226 |  |  |  * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 227 |  |  |  * @since 2.3.0 | 
            
                                                                                                            
                            
            
                                    
            
            
                | 228 |  |  |  * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 229 |  |  |  * @param string $term | 
            
                                                                                                            
                            
            
                                    
            
            
                | 230 |  |  |  * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 231 |  |  |  * @return array | 
            
                                                                                                            
                            
            
                                    
            
            
                | 232 |  |  |  */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 233 |  |  | function get_advanced_search_term_predicates( $term ) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 234 |  |  | 	if ( ! is_string( $term ) ) { | 
                            
                    |  |  |  | 
                                                                                        
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                | 235 |  |  | 		return array(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 236 |  |  | 	} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 237 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 238 |  |  | 	$predicates           = explode( ' ', $term ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 239 |  |  | 	$predicates_organized = array(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 240 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 241 |  |  | 	foreach ( $predicates as $predicate ) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 242 |  |  | 		$is_match = preg_match( '/(email|to):(.*)$/', $predicate, $matches ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 243 |  |  | 		if ( 1 === $is_match ) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 244 |  |  | 			$predicates_organized[ $matches[1] ] = $matches[2]; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 245 |  |  | 		} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 246 |  |  | 	} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 247 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 248 |  |  | 	return $predicates_organized; | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 249 |  |  | } | 
            
                                                        
            
                                    
            
            
                | 250 |  |  |  |