Post Thumbnail is a theme feature introduced with Version 2.9. Thumbnail is an image that is chosen as the representative image for Posts, Pages or Custom Post Types.

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3k views

Get featured image on Blog Index

I've been trying to use the "featured image" from the home (the blog index) with no luck. It's working for every single page, but it's not working for the home. The code looks something like this: //...
3
votes
1answer
3k views

Programatically creating image attachments from local URLs and setting featured image

I'm currently working on importing an MovableType blog into WordPress. The blog has several thousand posts, and each post has an image associated with it. The export file contains references to each ...
3
votes
1answer
2k views

How can I add the “Use as featured image” to a custom metabox?

I am implementing a custom Meta box that allows the user to add images via a simple file input field (based around code on this site: Meta Box Script). This code allows multiple images to be added as ...
3
votes
1answer
3k views

How to create thumbnails with a fixed width, so all of them will have the same width?

right now, a thumbnail will be either 150px in height or in width, depending if it's landscape or portrait. Is there a way to make them always the same width and scale them in height accordingly, ...
3
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2answers
5k views

Display Category Thumbnail and links in Woo commerce

I would like to display my categories with a thumbnail in woocommerce. I am able to list the child terms as a link but i would like to add additional content. I have added the code below in which I ...
3
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3answers
197 views

Can WordPress crop only the post thumbnails?

I'm using the post thumbnails feature of WordPress and I have several sizes defined in functions.php. Everything's fine, it works great with Crop Thumbnail to crop them perfectly. I have a question ...
3
votes
2answers
747 views

Set featured image for multiple posts

Does anyone know how I can set an image as featured image for multiple posts. I have posts in a seri that I would like to use the same image as featured image. bulk edit doesn't have featured image ...
3
votes
1answer
16k views

wp_get_attachment_url( get_post_thumbnail_id($post->ID) ); Getting thumb from wrong loop

I am using a plugin which sets the thumbail for your fb share image. The src is <?php echo wp_get_attachment_url( get_post_thumbnail_id($post->ID) ); ?> Which was working fine, but not it'...
3
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2answers
1k views

Linking thumbnail to full size image

I use a function in my blog (getImage) to call thumbnails in the loop (it calls the 1st image on the post) but instead of link to the post, i would want the thumbnail to link to its full image src. ...
3
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2answers
557 views

how to test for attached image

I am trying to find out whether or not a post has images. If it does, I then want to know if a featured image was specified for the thumbnail - if not, the get_thumb() function will assign an image ...
3
votes
1answer
463 views

Double thumbnails?

is it possible to use the thumbnail mechanic twice? I find the thumbnail API really useful for allowing users to place in there own graphics, so that I can control size and position easily. All they ...
3
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1answer
113 views

Featured image shortcode

Each post currently requires the featured image to be duplicated within the post several times. Is there any way in which I could dynamically call the featured image back into the post rather than ...
3
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4answers
4k views

How can I display my featured image correctly inside my single posts?

Here is what I have tried: 1) Added add_theme_support('post-thumbnails'); in functions.php. 2) Added <?php the_post_thumbnail(); ?> inside single.php which looks like this: <?php /** * ...
3
votes
1answer
157 views

How to change the naming of the resized image files

Now with custom image sizes Wordpress is almost as powerful as timThumb / phpThumb. There is one problem however. The way Wordpress handles the resized images are chaotic and doesn't survive theme ...
3
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0answers
34 views

Wordpress crops some thumbnails but not others? [duplicate]

For some reason Wordpress is cropping some of my thumbnails proportionately rather than to specific dimensions for some images, and cropping them to specific dimensions for others. I want it to crop ...
3
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0answers
127 views

Featured image upload finished hook

I'm looking for a way to hook into the process of uploading a featured image. Ideally I would want to be able to do some stuff right when the upload has finished, before the thumbnails are generated. ...
3
votes
1answer
2k views

How to get featured post title & image using JSON API?

Is there any possibility to get featured post title and image using the JSON API. I tried using this: example.com/?json=the_post_thumbnails&count=3 But instead of recent posts, I get featured ...
3
votes
1answer
622 views

Custom post type thumbnail / Media Library WP_DEBUG notice [closed]

My custom post type thumbnail appears to be working correctly. However, when I return to edit one of my species profiles (in the Admin area, not talking about the front-end here), the following text ...
2
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3answers
10k views

Display thumbnail only on the very first post in the loop?

What's the best way to use <?php the_post_thumbnail();?> in my loop BUT only show a thumbnail on the FIRST post? Meaning, only the first post in the loop will have it's image shown? Here is an ...
2
votes
2answers
5k views

How can I get the title attribute from get_the_post_thumbnail()?

In my theme I want to display the featured image, but I also want to display the title attribute (of the image, not of the post/page) beside the image itself. Is there a simple way to do this? Where ...
2
votes
3answers
3k 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
2answers
14k views

Get Featured Image via direct sql query

I know you can use the wordpress methods for getting a featured image, however with this particular project I need to get the featured image via mysql query. Can anyone point me in the right direction....
2
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2answers
389 views

How to handle thumbnails

How should I handle post thumbnails? Do most people put them in custom fields? Use a plugin? How do themes on ThemeForest handle this? Also different theme will have different size requirements? So ...
2
votes
1answer
6k views

How to crop thumbnail height to auto with set width

I'm looking for a way to only set the width of a thumbnail size and let the height set auto. So if I have two images. One is 600px/420px and one is 600px/600px. I want to set only the width of the ...
2
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3answers
4k views

Showing a placeholder/default img, if no featured image is set

I need to modify the following code to show a placeholder if there is no featured image available. I understand that I need to add a if statement in the following code but wasn't sure of the exact ...
2
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2answers
7k views

How to remove “featured image” functionality from a custom post type?

I have made a custom post type for a child theme. I removed "thumbnail" from the supports array in functions.php and that prevents a featured image meta box from being displayed. However, when in the "...
2
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2answers
2k views

Displaying Child pages of the current page in post format and their thumbnails (featured image)?

I'm using the following code I got from the Wordpress codex: <?php // Displaying Child pages of the current page in post format $mypages = get_pages('child_of='.$post->ID.'&...
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3answers
1k views

Download an image from a webpage to the default uploads folder

I am writing a custom theme/plugin in which I need to download images programatically from certain webpages to the upload folder and then insert them as part of the post. So, I was able to find the ...
2
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2answers
2k views

How to scale up post thumbnails/featured image?

Is there a way to scale up post thumbnails on Wordpress? On a featured div I want a post thumbnail/featured image with 584×348 px. When I upload a smaller image as a featured image on a post, it won’...
2
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2answers
610 views

Resizing Images to lower Disk Space Using Plugins

I'm trying to take existing images and shrink the file size down by resizing to photos to a smaller resolution. I've tried a few methods so far: Simply editing the photo in photoshop and reuploaded, ...
2
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1answer
5k views

Convert uploaded PNG to JPEG automatically

Is there a way to convert automatically uploaded PNGs to JPEGs and keep the original? In other words, let the user upload a PNG, but show in wordpress (thumbnails, large, medium, etc) the JPEG version ...
2
votes
2answers
2k views

How to change post thumbnail title and alt attributes to post title?

Can we change the title and alt attributes of the_post_thumbnails and set them to post title instead ? like creating a function for it and adding a filter ? I tried searching but I can't seem to find ...
2
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1answer
1k views

why when I try to insert an image attachment along with a post does wp_get_attachment_url give me a very wrong file path?

I am using a new blog on WPMS (3.0.1, updating is not an option) to aggregate posts (and their featured image) from a few blogs on the same install, and I have to do it programmatically rather than ...
2
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1answer
512 views

Add a featured image in my theme?

I'd like to add a Featured image to a default article or a Custom Type Post in my theme but I don't get the area of the highlight image, why? In the default theme the option is present but not in my ...
2
votes
1answer
3k views

Can I refresh the thumbnails programmatically?

I would like to be able to refresh the thumbnail cache programmatically, not sure where to hook it, but at present any design changes mean re-uploading loads of images!
2
votes
1answer
5k views

How to add multiple featured image in meta box in post editor?

I would like to add multiple featured image in meta box in post editor area apart from default available featured image. I have added the meta box but i have no idea on adding the featured image ...
2
votes
2answers
301 views

Setting featured image with function, 1 part not working

I'm trying to set a post's featured image based on custom fields. There are different types of posts and therefore the featured image should be set depending on which custom fields have been filled ...
2
votes
1answer
423 views

Adding a custom field or metabox to the post-thumbnail widget?

Is it possible to add a custom field to an existing "widget" in the backend? What I wanna do is provide a way to have a checkbox to apply a thumbnail that is double the size of the normal one on the ...
2
votes
3answers
5k views

How do I add the featured image to the_content after the first paragraph?

My problem: I'm trying to create a filter that will add the featured image of a post to the_content, so that I can have the first paragraph of the_content displayed before this image. What I basicly ...
2
votes
1answer
3k views

How to add post featured image to RSS item tag?

I am able to add a post featured image to the RSS feed like so: function insertThumbnailRSS($content) { global $post; if(has_post_thumbnail($post->ID)){ $content = ''....
2
votes
3answers
2k views

How to change the height of featured image in Twenty Eleven child theme

I am trying to change the height of my featured image to 350px in my child theme for Twenty Eleven. Can anyone help?? Note: I am using Twenty Eleven and there is no functions.php file in my child ...
2
votes
1answer
213 views

Why are extra 92 pixel square thumbnails created?

Disabling this WordPress feature which automatically generates various sizes of an uploaded image, is normally as simple as going to WordPress Dashboard > Settings > Media screen and changing all ...
2
votes
1answer
1k views

Change Output for Images in Content

I want to wrap some html (divs and classes) around the tag (to create the appearance of photo corners by way of an image sprite). Basically, I want to re-write all tags added by WP in the content ...
2
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1answer
4k views

Show current page featured image in sidebar

How do I call the current post's featured image in the sidebar? and if there is none, then a backup image?
2
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1answer
76 views

Get original image from thumbnail URL

I am using a method to find the first image included in a post's content to display as it's thumbnail (a little hacky, but it works). However, some authors add small sized images, and since this ...
2
votes
2answers
96 views

Query sticky posts with thumbnails

I need to display max 5 latest sticky posts that have a thumbnail. And I need to have accurate counting of the displayed posts. I've tried to exclude sticky posts without a thumbnail with meta_query, ...
2
votes
1answer
131 views

Remove dimensions from filename featured image

I have a problem with a featured image. It's a gif, but when I add it, Wordpress adds the dimensions to the filename, which breaks the gif (since then it's not really a gif anymore). Is there a way ...
2
votes
1answer
1k views

Retrieve featured image (thumbnail) url from multiple posts with one query

I have a list of post ids and need to get all the standard data plus the thumbnail of the posts. As there will be several hundred posts i need an efficient way to retrieve the data, just looping over ...
2
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1answer
16k views

wp_get_attachment_image_src() and custom sizes

As said in this page, wp_get_attachment_image_src()only accepts built-in sizes such as thumbnail, medium, large or full. How do you get the same return value with custom sizes you add with ...
2
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1answer
75 views

Require a featured image to publish post

I have a multi author WordPress blog. I'd like to allow publishing of a post only when a featured image is set. How can that be done?