If recommended images are used, the WordPress site owner will be located between rocks and difficult locations. I want to use the recommended image in the theme because it adds a lot of visual effects and attracts people’s attention. However, if you ensure that all posts contain recommended images, it can take quite a long time to create a post and become a useless distraction. This article will show you how to use alternative feature images to maintain the integrity of a topic and ease creation difficulties. If you use alternative images, you can’t sit on the pile of dollar bills, but the content will be left! Most modern themes use images extensively. This is a natural phenomenon, because more and more sites are displayed on the excellent tablet with increased bandwidth, reduced image size and image display. The
However, selecting and preparing images can take a long time and can be a huge barrier to creating new posts. If you want to update your site to use themes with more images, it will be equally difficult even if you need to review all the content and add recommended images. Fortunately, when there are no recommended images in the post, it is relatively easy to integrate alternative images. Class image based solutions. Images are assigned to each category of the site. This image is used as a recommended image for posts in this category. There is no recommended image in this category. You can use existing plug-ins and some custom code, and work with all topics. The
Step 1 – WordPress plug-in library has at least 10 plug-ins, providing wpcustom category image plug-in installation category image. I don’t know why so much. You should have your own opinion on how to implement the function. I selected the wpcustom category image plug-in. Relatively simple, clean code (one of the features will be used), easy to use, and compatible with word press 3.6 or later. Install and activate the plug-in. Step 2 – if the category image add in is active, you must add images for each category, including unclassified images. The
Navigate to posts > categories, click the upload \/ edit image button for each category, and select an existing image or upload a new image in the media dialog box to edit and connect images. Step 3 – add custom code our custom code connects to the get_post\u metadata filter and returns the ID of the image associated with the category assigned to the post. If more than one category is assigned to a post, use the first category. If you are lucky, the has_thumbnail function will also return true. It is important to call this function before many topics, including tweetythirten, output recommended images. That is, you cannot connect to the call to get thumbnails. The
Using this code means that the solution can work in all topics. Function fallback_get_post\u metadata ($spare, $object\u ID, $meta\u key, $single){
\/\/Only interested if this is a call for a thumbnail ID in the public interface
If (is|admin() | $meta|u key! = ‘_ Thumbnail_id’) return;
\/\/Check for an existing thumbnail – note cannot use any function that will set up infinite loop!
$meta\u cache = wp\u cache\u get ($object\u ID,’post\u meta’);
If (! $meta\u cache){
$meta_cache = update_m
