The tag has no wiki summary.

learn more… | top users | synonyms (1)

4
votes
4answers
2k views

Where to get information about array fields in $_REQUEST?

I just started to learn PHP and doing things with WordPress and I am a bit confused about information in Codex. Was told that Codex got all info I required but I got stuck with it. What array fields ...
0
votes
1answer
2k views

How to call a function only once (global variable scope)

I have been trying to work out the most effecient way to use functions in WordPress. I have a big slow function big_slow_function() that ideally is only run once. But I need to use the boolean that ...
0
votes
2answers
650 views

How can i use a global variable in a .css file generated with php?

I am including a .css which i parse with php like so <link rel="stylesheet" type="text/css" media="all" href="<?php echo get_childTheme_url(); ?>/css/productgallery.php" /> Now in ...
1
vote
1answer
620 views

wp_get_current_user always returns 0 continued

I have been busting my head trying to get the user ID with every piece of code possible but it always comes back "0". Not sure what I'm doing wrong. I started out using this: <?php $user_info = ...
12
votes
5answers
2k views

How to include code only on specific pages?

I'm learning about plugins and shortcodes. I noticed that when I activate my plugin its code gets loaded on all of my pages-- even pages that don't have my shortcode. (I don't mean content vs. admin ...
0
votes
1answer
499 views

How to show avatar of current logged in user in a widget

I have a php widget, and I need to show the avatar of the current logged in user, and I'm calling this code: <?php echo get_avatar(); ?> But its only outputting the default avatar. Is there a ...
0
votes
2answers
899 views

Using global $post; with custom post types

I'm working on creating a notification that will indicate when a post is less than a few days old. This is specifically for a custom post type called "news". Is there a way to use global $post; with ...
0
votes
1answer
710 views

What does the Global Variable $s represent?

What does the $GLOBALS['s'] variable contain? It looks like an empty array, but what would it normally hold? I've encountered it in a tutorial: The WordPress Theme: Single Post, Post Attachment, ...
0
votes
1answer
538 views

Difference between $numpages & $max_page on archive pages

After taking a look at global $max_page; and global $numpages; on category-archive pages (is_archive() || $GLOBALS['wp_query']->is_archive returning true), I see the following return values: ...
1
vote
1answer
759 views

How/where is the global variable $wp_registered_widgets filled?

I have a problem of widgets not showing up, trying to investigate why $wp_registered_widgets is empty. Can somebody tell me where it gets filled from the database? How can I find out why the default ...
0
votes
1answer
392 views

SFTP define in wp-config.php

just wondering if theres a way to define sftp info in wp-config.php the same way you can with ftp. makes plugin adding a lot easier! best,Dan.
0
votes
2answers
3k views

Get current page id, title, url, etc

Sorry but I get lost on Wordpress's codex. I am trying to add a mail this page sharing link and want to include some info from the page. In pseudo code is this possible? <a ...
0
votes
1answer
41 views

What's the safest way to switch and restore a post global?

I need to switch WordPress's post context, sort of like switch_to_blog() but for posts. What's the safest way to alter WordPress's global state and switch it back?
6
votes
1answer
2k views

How to pass arguments from add_settings_field() to the callback function?

I have a function like this: add_settings_field( 'contact_phone', 'Contact Phone', 'settings_callback', 'general'); That works. It calls settings_callback. Cool. The problem I have with this is: ...
0
votes
1answer
97 views

How to avoid repeatedly use the new statement to instantiate a class? [closed]

I have a Class with a lot of variables. To get a variable, I have to write this line in each function: $x = new MY_Class(); I guess there has to be another way? I tried: function my_data(){ ...
1
vote
1answer
367 views

Getting $curauth->ID to work inside a shortcode

Im wanting to show a profile/logo pic on author.php via a simple shortcode: function wpaluploader_showauthorimage() { $wpaluploader_authorlogo = '<img src="' . get_bloginfo('url'). ...
4
votes
2answers
2k views

Does an activated plugin automatically mean its methods are available to other WP functions?

I made a WordPress plugin like this: Class MY_CLASS { //codes } Global $myclass; $myclass = New MY_CLASS (); After installed and activated the plugin, can I use this class in other plugins without ...
1
vote
2answers
724 views

Call External Object in Class Function During Callback

I've a class which has a function that check and creates table in database. In order to do so i need to use WordPress $wpdb object. I need the function to run only on first plugin activation, so i ...
4
votes
2answers
4k views

query_posts() in function makes global $wp_query out of sync?

This has me stumped for a while already. Either I am missing something very obvious or something very not obvious. I am also not entirely sure if this has something to do with WP or purely PHP ...
9
votes
4answers
5k views

WordPress Multisite - global categories

Setting up a WP multisite instance - the client has an existing ontology / set of categories that they want to classify all content across the set of blogs. Also the desire is that any new categories ...