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PHP Function Reference

Note: All functions are in the Altis Consent plugin use the Altis\Consent namespace except where noted.

Loads the templates used to display the cookie consent banner. The path to the banner can be customized using the altis.consent.consent_banner_path filter.

Example

function render_consent_banner() : string {
    ob_start();
    load_consent_banner();
    return ob_get_clean();
}

should_display_banner

Determines whether the banner should be displayed. Uses the display_banner setting defined in the admin but can be filtered by using the altis.consent.should_display_banner filter.

Return

(bool) Whether the banner should be displayed.

Example

function load_consent_banner() {
    // Check if we need to load the banner.
    if ( should_display_banner() ) {
            load_template( plugin_dir_path( __DIR__ ) . 'tmpl/consent-banner.php' );
    }
}

Returns the default consent cookie prefix.

Return

(string) The consent cookie prefix. Defaults to altis_consent.

Example

wp_localize_script( 'altis-consent', 'altisConsent', [
    'cookiePrefix' => cookie_prefix(),
] );

Returns the active consent types.

Return

(array) The list of currently allowed consent types. Defaults are optin and optout.

Example

wp_localize_script( 'altis-consent', 'altisConsent', [
    'consentTypes' => consent_types(),
] );

Returns a list of active consent categories.

Return

(array) The list of currently allowed consent categories. Defaults are functional, preferences, statistics, statistics-anonymous, and marketing.

Example

wp_localize_script( 'altis-consent', 'altisConsent', [
    'categories' => consent_categories(),
] );

Returns a list of consent categories with labels.

Return

(array) The list of currently allowed consent categories. Defaults are "Functional", "Preferences", "Statistics", "Anonymous statistics" and "Marketing".

Example

wp_localize_script( 'altis-consent', 'altisConsent', [
    'labels' => consent_category_labels(),
] );

get_category_label

Returns the label for a given consent category.

Parameters

$category (string) The category to get the label for.

Return

(string) The label or an empty string if the $category is unknown.

Example

echo esc_html( Consent\get_category_label( 'preferences' ) );

Returns a list of active possible consent values.

Return

(array) A list of possible consent values. Defaults are allow and deny.

Example

wp_localize_script( 'altis-consent', 'altisConsent', [
    'values' => consent_values(),
] );

Validates a consent item (either a consent type, category or value).

Parameters

$item (string) The value to validate. $item_type (string) The type of value to validate. Possible options are types (consent types, see consent_types), categories (consent categories, see consent_categories), or values (consent values, see consent_values).

Return

(string|bool) The validated string or false if unable to validate. Triggers a warning if either the $item_type or the $item is invalid.

Example

if ( ! Consent\validate_consent_item( $category, 'category' ) ) {
	// Do something.
}

Retrieves the URL to the cookie policy page. Can be filtered by the altis.consent.cookie_policy_url filter.

Return

(string) The cookie policy page URL.

Example

<div class="cookie-consent-policy">
    <a href="<?php echo esc_url( Altis\Consent\get_cookie_policy_url() ); ?>">
        <?php esc_html__( 'Read our cookie policy', 'altis-consent' ) ); ?>
    </a>
</div>

Note: Defined in the Altis\Consent\Settings namespace.

Get a specific consent option, if one exists. If no parameters are passed, returns all the saved consent option values.

Parameters

$option (mixed) (Optional) A consent option name. The option must exist in the cookie_consent_options group. Default is an empty string. If no value is passed, all the saved cookie_consent_options option values will be returned.

$default (mixed) (Optional) A default value to return if no option for that value has been set. Default is an empty string. Requires an $option parameter to be passed.

Return

(mixed) The value for the requested option, or an array of all cookie_consent_options if nothing was passed.

Example

$cookie_expiration = Altis\Consent\Settings\get_consent_option( 'cookie_expiration', 30 );

Settings\get_default_banner_message

Note: Defined in the Altis\Consent\Settings namespace.

Gets the default banner message. Filterable with the altis.consent.default_banner_message filter.

Return

(string) The default cookie consent banner message.

Example

use Altis\Consent\Settings;

if ( ! Settings\get_consent_option( 'banner_message' ) ) {
    echo wp_kses_post( Settings\get_default_banner_message() );
}

Settings\render_secondary_button

Note: Defined in the Altis\Consent\Settings namespace.

Display a secondary button.

Used to create the Create Policy Page buttons, but can be filtered and used for other things.

Parameters

$button_text (string) The text to display in the button.

$value (string) The button value. On the settings page, this is used to determine the type of policy page the buttons create.

$type (string) The html button type. The default value is 'submit', and valid values are 'submit', 'reset', and 'button'. Invalid values revert to 'submit'.

Example

Settings\render_secondary_button( __( 'Create Cookie Policy Page', 'altis-consent' ), 'cookie_policy' );