From 622d2e38c8c92620d6b6aae7d0acdacc35279c6d Mon Sep 17 00:00:00 2001
From: lkmorlan <lkmorlan@uwaterloo.ca>
Date: Thu, 14 Jun 2018 11:35:09 -0400
Subject: [PATCH] ISTWCMS-2452: Create _uw_fdsu_theme_resp_get_image_info()
---
uw_fdsu_theme_resp.theme | 23 +++++++++++++++++++++++
1 file changed, 23 insertions(+)
diff --git a/uw_fdsu_theme_resp.theme b/uw_fdsu_theme_resp.theme
index 185179f9..50ed7642 100644
--- a/uw_fdsu_theme_resp.theme
+++ b/uw_fdsu_theme_resp.theme
@@ -319,3 +319,26 @@ function _uw_fdsu_theme_resp_add_responsive_image_variables(array &$variables, $
return $new_sources;
}
}
+
+/**
+ * Get image properties from an image field.
+ *
+ * @param object $field
+ * The image field.
+ *
+ * @return array|null
+ * An array of image properties or NULL if $field does not contain the
+ * required information.
+ */
+function _uw_fdsu_theme_resp_get_image_info(Drupal\file\Plugin\Field\FieldType\FileFieldItemList $field) {
+ // If there is an image, process it.
+ if ($img_entity = $field->first()) {
+ // If we can load a file, grab the info about the file.
+ if ($file_entity = $img_entity->get('entity')->getTarget()) {
+ return [
+ 'src' => file_create_url($file_entity->get('uri')->getString()),
+ 'alt' => $img_entity->get('alt')->getString(),
+ ];
+ }
+ }
+}
--
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