you can use the same meta_key for multiple values, for example: meta_key – ‘links’ meta_value – ‘link1’ meta_key – ‘links’ meta_value – ‘link2’ then you can get the meta as an array of links: $links = get_post_meta($post->ID, ‘links’); if ($links){ foreach ($links as $link){ echo $link; } }
You probably would have to use a script which would have to be referenced in your crontab. The problem is to calculate the final value of the popularity for each post, but if you apply the funcion the right way in the PHP script, the UPDATE operation on your MySQL database should work nicely. Here … Read more
This code should be conditional first and then form output since you can’t use wp_redirect after headers are set and you are updating so use update_post_meta instead of add_post_meta. Try: if( ‘POST’ == $_SERVER[‘REQUEST_METHOD’] && !empty( $_POST[‘action’] ) && $_POST[‘action’] == “edit_post” && isset($_POST[‘pid’])) { $the_post = get_post($_POST[‘pid’]); $the_post = array(); $the_post[‘post_content’] = $_POST[‘description’]; $the_post[‘data’] … Read more
You can do this within the Loop: <p>Last modified on the: <?php the_modified_date(); ?>. by: <?php the_author(); ?></p>
This wouldn’t be possible unless you keep a log of users that have voted the Idea. You will have to create another hidden post_meta array which will store a list of all the users who have voted the Idea. In that way you could count the number of votes an author has given. Or better … Read more
<?php $tag = get_post_meta($post->ID, ‘wikipedia’, true); ?> <?php if (isset($tag) && $tag != ”) : ?> <a href=”https://wordpress.stackexchange.com/questions/36825/wikipedia.org/wiki/<?php echo $tag; ?>” title=”Wiki this!”>Wikipedia</a> <?php endif; ?> To explain it a bit: First you put the data in a variable, then if the variable has some data, it will show the link and echo the data … Read more
What you’re referring to is serialized data. To save an array to MySQL the data is serialized upon submission, so the best way to read that data is to pull it out of the database with a function that unserializes it, which WordPress does for you. More details So somewhere in a theme or plugin … Read more
You should use WP_Query in this case … $my_query = new WP_Query( array( ‘meta_key’ => ‘XYZ’, ‘meta_value’ => ‘ABC’ ) ); $post_ids = array(); while ( $my_query->have_posts() ) { $my_query->next_post(); $post_ids[] = $my_query->post->ID; } wp_reset_postdata(); … and read on here.
The key to this is covered on the get_posts codex page: Access all post data using the setup_postdata function: foreach ( $rand_posts as $post ) : setup_postdata($post); Regarding the_date, see the note about multiple instances on a page: SPECIAL NOTE: When there are multiple posts on a page published under the SAME DAY, the_date() only … Read more
No need to get Insert id for meta field.You get key value by using this function. $user_some_value = get_user_meta( $user_id, some_key );