Creating search form for custom database table
I would use a custom query This explains how to search for keywords in a custom table. You could adjust this as required to your table and required output.
customization
Get multiple shortcode attribute values
Don’t try to shove everything into a single attribute, or a single shortcode even. The string parsing you have to do will get more and more complicated. Try this: function myshortcode_cb( $atts ) { $atts = shortcode_atts( array( ‘cat’ => ”, ‘title’ => ” ), $atts ); // var_dump($atts); // debug return “{$atts[‘cat’]} :: {$atts[‘title’]}”; … Read more
Rearrange elements outputted by comment_form()
Re-arranging the comment fields The comment text area has been moved to the top in WordPress 4.4: What if we prefer the old setup, where it was at the bottom? Re-arranging the author, url and email comment fields We can modify the display order, of the author, url and email fields, with: /** * Re-arranging … Read more
Auto delete WordPress images/thumbnails (all sizes) and featured after X days/hours, or similar?
If you need to retain only images for last 50 posts, I don’t think that a cron job or a WP cron is the best thing you can do, in WordPress you can know when a post is published, and you can run a routine everytime it happen, deleting images for the post pubblished 50 … Read more
Walker class: Problems with understanding how walk() method can be called without error
Per comments, it’s called with call_user_func_array, so the 1st 2 elements get assigned to the declared arguments $elements and $max_depth, leaving the third element ($r which is the original $args) to be assigned via array_slice to $args. Eg function wpse172812( $elements, $max_depth ) { $args = array_slice(func_get_args(), 2); error_log(“elements=$elements, max_depth=$max_depth, args=” . print_r( $args, true … Read more
Custom theme sufficient or custom plugin neccessary for this feature set?
WordPress will not automatically provide these features. From what you are describing, you will want to create custom post types, a taxonomy or two for classification and custom fields for the post types. You COULD build all of this into a WordPress theme but the generally advised approach is to wrap your functionality into one … Read more
Widgets not working in Customizr but working in Appearance
The customizer needs the sidebar to be “displayed” in order to detect its existence on the page. In your code you display the sidebar only if it is “active” which means that it has at least one widget in it, otherwise when no widgets are included it is not displayed and therefore the customizer can … Read more
Which functions in theme or plugin load first
In wp-settings.php, WordPress first checks for any must-use plugins (plugins in the optional mu-plugins folder) and loads those. Then, if you’re running a multisite installation, it checks for plugins that are network-activated and loads those.
Manipulating post meta in the customizer
Please see the Customize Posts plugin. It has a WP_Customize_Post_Setting and WP_Customize_Postmeta_Setting for representing posts and postmeta in the customizer, respectively.
Widgets vs. Theme Mods
In short: It depends. Widget go into a widget area. But that also means that when you create a widget area any widget can be put there as well as any number of widgets. So if you’d make the logo a widget a user could put twenty different widgets in that spot, including stuff that … Read more