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Update experts API endpoint to contain image URLs in featured_media field #89

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Merged
merged 1 commit into from
Apr 19, 2023
Merged

Update experts API endpoint to contain image URLs in featured_media field #89

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29 changes: 27 additions & 2 deletions web/app/themes/mitlib-parent/functions.php
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Original file line number Diff line number Diff line change
Expand Up @@ -262,7 +262,7 @@ function customize_preview_js() {
* @link http://v2.wp-api.org/extending/modifying/
* @link https://gist.github.com/rileypaulsen/9b4505cdd0ac88d5ef51#gistcomment-1622466
*/
function mitlib_api_alter() {
function api_alter() {
// Add custom fields to posts endpoint.
register_rest_field(
'post',
Expand All @@ -278,8 +278,19 @@ function mitlib_api_alter() {
'schema' => null,
)
);

// Switch featured_media field from media ID to URL of the image.
register_rest_field(
'experts',
'featured_media',
array(
'get_callback' => 'Mitlib\Parent\api_get_image',
'update_callback' => null,
'schema' => null,
)
);
}
add_action( 'rest_api_init', 'Mitlib\Parent\mitlib_api_alter' );
add_action( 'rest_api_init', 'Mitlib\Parent\api_alter' );

/**
* Registers our main widget areas.
Expand Down Expand Up @@ -418,6 +429,20 @@ function customize_body_class( $classes ) {
* may be called by the templates within the theme.
*/

/**
* Get the value of a specified field for use in the API. This function is
* called by api_alter above
*
* @param array $object Details of current post.
* @param string $field_name Name of field.
*
* @return mixed
*/
function api_get_image( $object, $field_name ) {
$link = wp_get_attachment_image_src( $object[ $field_name ], 'thumbnail-size' );
return $link[0];
}

/**
* Provides an alternative way for building a breadcrumb.
*/
Expand Down