A function is a sequence of program instructions that perform a specific task. It is packaged as a unit that can be used wherever the according task should be performed.

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3
votes
1answer
3k views

What is the correct MIME type for PSD (Photoshop)

I am trying to create an upload area (frontend) for word press users on a site. I've got a lot of types opened up through some function calls, but unable to correctly get PSD support. I'm seeing a lot ...
3
votes
1answer
4k views

How to override function in functions.php of parent theme?

I have created child of theme twentyten. I tried to override function written below /** * Returns a "Continue Reading" link for excerpts * * @since Twenty Ten 1.0 * @return string "Continue ...
2
votes
1answer
118 views

expire wordpress user posts

I'm trying to make classified WordPress theme and I need to make users posts expire date plus show that date into the post. Users only allowed to publish their posts in post-types not as ordinary ...
2
votes
1answer
130 views

Common functionality between my own plugins

I read that when creating new post types, creating a settings page, and creating a new taxonomy, you should create a plugin. So I have done that. But I have functionality, which could be generalized, ...
2
votes
2answers
2k views

function to include is_home, is_archive, is_category, is_author etc in one function?

I'd like a way to target only blog-area pages for specific formatting. So far, <?php if (is_home() || is_single() || is_category() || is_archive() ) { ?> works okay, but is there a way to ...
2
votes
3answers
2k views

the_post_thumbnail fallback using hooks

I am using this big theme that is almost entirely relying on widgets and sliders. Now I trying to avoid looking for post_thumbnail output code in all the included files in order to achieve fallback ...
2
votes
1answer
1k views

Problem using is_single() to enqueue script from functions.php

I'm having trouble only adding scripts to single post pages. I need to both include and exclude certain scripts using is_single() but it doesn't work either way I try it. I have the template tag on ...
2
votes
2answers
1k views

Unable to get_the_content(); of a post in Wordpress via AJAX

I'm trying to ajaxify my Wordpress theme and I use the method described here and I'm now trying get_the_content of post via functions.php. Using jQuery, when I do alert(data) I get the 'title' echo ...
2
votes
1answer
594 views

When to check if a function exists

I've just started developing a WP plugin, and i've been reading some code from other plugins as a way to get started. I've seen a couple of plugins that wrap all or some of their functions in the ...
2
votes
1answer
786 views

If function exists, and array is met, echo function?

I have a function like the following: <?php echo my_custom_function( array( 'category_url'=>'My Special Category' ) ); ?> It pulls data from the "My Special Category" and displays it. I ...
2
votes
2answers
4k views

Can't access WordPress functions in file called via Ajax?

I am trying to reload the fresh posts using jQuery. As far as I know, I can't reload the contents of a div inside the page so I reload a file into that div. The problem is that my loaded file gives ...
1
vote
2answers
145 views

How to add a rel attribute to images that contains their categories?

I've added categories to images, so that I can use them to filter images within a portfolio page. Now I'm thinking I need to add the rel attribute to each image that contains its assigned categories. ...
1
vote
2answers
454 views

Date archives for custom post type

I have seen many questions/posts regarding this, but have yet to find a decent solution. Basically I am trying to do what wp_get_archives does, but for a custom post type (personally I am unsure why ...
1
vote
1answer
619 views

Conditional tag is_page with a custom post type

Accordingly to the is_page documentation, supplying the slug as an argument WP can tell me whether the current page is the one represented by the slug. Perhaps I am using the wrong slug? However I ...
1
vote
1answer
371 views

Saving Plugin settings to the database

I'm not a complete novice with php or wordpress but am wanting to approach this problem the most efficient way so believe asking here will help. I've got a plugin that randomly generates a quote - ...
1
vote
1answer
564 views

Execute a shortcode when clicking on a image

I asked this in stackovorflow under javascript and was informed not possible so I trying here I have a shortcode for a opt-in form and I want it to pop up when a image is clicked I tried the ...
1
vote
2answers
272 views

How to change featured content to a different tag in Wordpress Twenty Fourteen?

In twenty fourteen theme, we’d like to know how to change the features content tag. Currently it’s set as featured. Now, we would like to know how to code this for different page templates. We ...
1
vote
2answers
107 views

Dynamically Register Sidebars For Each Top Level Page

I have a small website that wants a different sidebar for each page containing blocks of text, blocks of images, and blocks of links, etc. What I'm trying to do is register a sidebar for each top ...
1
vote
2answers
1k views

gform_after_submission content appears immediately after <body>, not in post body [closed]

I have the following function that successfully uses form fields (IDs 13 and 18) from a Gravity Form (ID 18) as parameters within wp_query. This displays a list of posts with specific taxonomy terms ...
1
vote
1answer
219 views

Remove class that has been added by parent theme

My parent theme generates the following class in body: style-cupcake. I don't want that. The best way to get rid of this is by adding my own functions in a functions.php file in my child theme, right? ...
1
vote
1answer
248 views

echo or print_r in an admin function

I'm currently working my first plugin (to deal with my CPT) and am at the process of saving the values of a meta box. I wish to add an underscore (_) to the meta key so that it is hidden on the ...
1
vote
1answer
637 views

Merging PHP download script into `functions.php`

I run a large mixtape download site on WordPress. I'm currently developing a new theme and I'd like to include as much site functionality into the theme's functions.php. For serving the downloads, I ...
1
vote
0answers
596 views

jQuery Plugin to use Wordpress functions in AJAX request

I'm using Chained Selects jQuery Plugin to create multiple chained selection fields. I'm using the remote version of the plugin to build the related options by means of AJAX request from a separate ...
1
vote
2answers
2k views

can you set a default value to a custom field

I'm looking to set a default value to a specific custom field, in case the client doesn't add into the custom field it already has a specific number associated with it. one step deeper, I'd like it ...
1
vote
2answers
5k views

Inserting Gravity Form checkbox values into Advanced Custom Fields [closed]

I'm trying to feed checkbox values from a Gravity Forms form (which creates a new post) into an Advanced Custom Fields field. I've had a read around and found some info in a post (at the bottom of the ...
1
vote
4answers
1k views

change a post status when users update posts?

Is there an efficient way to change a post status from 'published' to 'draft' when a user of a certain type tries to update their posts. I tried something along these lines function ...
1
vote
1answer
1k views

Add a Post Thumbnail to an RSS Feed with custom size

I have two different blogs on the same domain and my goal is to get the 3 latest posts from blog1 to show on the home page of blog2. Everything goes well following these instructions: ...
1
vote
2answers
3k views

Getting the post_id in wp_ajax function

I wrote a custom AJAX function in which I have assigned a post type to be a child of another post type. In one function I am looping through those child posts, and I want to update the database to ...
1
vote
2answers
427 views

Short_title character problem

I am using this code to shorting the title: function short_title( $after = '', $length ) { $mytitle = get_the_title(); if( strlen( $mytitle ) > $length ) { $mytitle = substr( ...
1
vote
2answers
567 views

How to Append to the_excerpt() Function

I have the following snippet of code: <?php>$more = '.....';?> <p class="extra"><?php the_excerpt(); ?></p> What I am trying to do is append the value of $more to ...
1
vote
1answer
839 views

How to display most viewed post in my sidebar?

Hey i wanted to display the 5 most popular post by view count in my sidebar, but i don't want to use a plugin, i want the php function so that i can edit it manually such as adding thumbnails next to ...
1
vote
1answer
265 views

exclude category from WordPress Form function

I have this function and I need to somehow exclude a category number 14 from my submission form. Is there any way to do it inside this function? function retrieve_cat_data($byid = false){ ...
1
vote
2answers
2k views

Default or Preset Content for Custom Post Types

I am trying to modify the code for default content to display based on post type, but so far I have been unsuccesful. The base code is: add_filter( 'default_content', 'my_editor_content' ); ...
1
vote
5answers
310 views

Problems with removing admin bar

I am trying to remove the admin bar from a theme front end of a theme. I found the following code block: add_filter( 'show_admin_bar', '__return_false' ); remove_action( 'personal_options', ...
1
vote
1answer
194 views

Display the number of user comments

I would like to display, on the author/user/contributor page, the number of comments the user has posted, and the number of comments he has received on his posts. Is it possible? Thank you !
1
vote
1answer
180 views

Adding Google Analytics to footer selectively

// add google analytics to footer function add_google_analytics() { ?> if ( !is_user_logged_in() ) { <!--Google Analytics--> <script type="text/javascript"> var ...
1
vote
1answer
506 views

Can't filter wp_get_attachment_link

Can't figure out why this won't work: function my_get_attachment_link($html){ $postid = get_the_ID(); $html = str_replace('<a','<a rel="shadowbox['.$postid.']"',$html); return ...
1
vote
1answer
3k views

Targeting specific menu with wp_nav_menu_items

Hey! I have added a wp_loginout() to my header using a snippet in my functions.php: add_filter('wp_nav_menu_items', 'add_login_logout_link', 10, 2); function add_login_logout_link($items, $args) ...
1
vote
2answers
378 views

write in functions.php

i just want this code to be added in my functions.php, so that it will directly display after my post ends currently i am adding this code to my single.php, but i want to add this is in functions.php, ...
1
vote
1answer
197 views

Function returns different value when called from 'save_post' than when called on page load

The "word_count" function below returns different values depending on where its called from. Why? add_action('save_post', 'my_custom_save', 10, 2); function myPlugin($post) { global $rockScore; ...
1
vote
1answer
600 views

How often is functions.php loaded?

Trying to get my head round functions.php and am wondering how often it is loaded?
0
votes
1answer
65 views

wp_delete_attachment

Im' trying to delete all attachments of a custom post type on post deletion using the before_delete_post hook. It works ok except that if I add another function to override the upload dir it doesn't ...
0
votes
1answer
27 views

Custom Behavior when Adding New Custom Post Type in Dashboard

I have a Custom Post Type that I'm doing some custom work for. I want to attach some custom functionality to the post type once it's created but an admin can only trigger the custom action from the ...
0
votes
2answers
63 views

Conditional Page Template not working

I am using this code in functions.php to conditionally load some shortcodes but it doesn't work. The shortcodes are still loaded on template-flat.php. Any ideas what's wrong here? if( ...
0
votes
3answers
103 views

Enqueue Style in Functions.php

This doesn't work for me in functions.php: if( is_page_template( 'template-flat.php' ) ) { function flatsome_scripts() { wp_enqueue_style( 'flatsome-style', get_template_directory_uri() ...
0
votes
2answers
134 views

Use Exact Image Size using add_image_size

I have a pretty basic question. It may be very noob question, but it is bothering me a lot. In my theme I've added a custom image size like this: function img_update() { if ( function_exists( ...
0
votes
1answer
186 views

Copy and delete a directory with WordPress functions

I have successfully used copy_dir() to copy a directory to a new location. How can I delete a directory using WordPress functions?
0
votes
1answer
61 views

Simple/basic use of get_current_screen

I would like to load a stylesheet on only 3 admin pages: post.php?post=7&action=edit post.php?post=10&action=edit post.php?post=18&action=edit I was trying with admin_enqueue_script ...
0
votes
1answer
53 views

Display WordPress Search

I am trying to display the current WordPress search term on single.php, index.php, and category.php...basically when someone searches for something I'd like WordPress to remember what the last search ...
0
votes
2answers
180 views

Pagination custom query

I am trying to make a custom page template that shows the most viewed posts. I can return posts but I am having trouble figuring out how to paginate it. Here is what I have: $args = array('orderby' ...