Changelog

3.2.0 (April 29th, 2025)

• Feature You can use the option “Images only” to disable features for non-images in the media library, e.g., PDF files
• Better When authors change content, ISC now looks for removed or new images at the next visit of that page in the frontend. This highly improved compatibility with page builders and dynamic content like shortcodes.
• Better When WP_DEBUG is enabled, show a button to list the content of the internal storage on the Tools page
• Better Removes image source output on pages with the Global List on it
• Better Ignores image URLs in `href` attributes when looking for image sources
• Better Clears the URL storage when the Indexer runs. This can help with issues when a site was migrated to another URL
• Better Extends ignored options for unused images
• Better The column with image sources forms in the Media Library list view only shows if the user has the permission to edit any image information
• Better The forms to edit image sources in the Media Library list view only show if the user has the permission to edit information for that given image
• Better The Indexer for Unused Images now works with posts translated by WPML
• Fixed Removes old index information when the last image in a post is removed
• Fixed Some reserved characters in URLs caused (e.g., `&`) the bulk edit fields for images sources in the media library to be cut off
• Dev Extracts post meta handling (`isc_image_posts`, `isc_post_images`) into dedicated classes.
• Dev Disable image source form fields in the Media Library list view when submitting the filter form to prevent broken URLs. This is related to a compatibility issue caused by a third-party setup
• Dev The Indexer now works in batches to prevent timeouts on large sites when Query Monitor is installed
• Dev Pages with the Global List shortcode are now ignored by the Indexer.
• Dev Adds cleanup routines for meta data for deleted and trashed posts.
• Dev Replace some direct DB calls with WP functions
• Updates German translation

3.1.4 (March 17th, 2025)

• Fixed PHP E_ERROR in Media Library List view when screen options are missing

• Fixed The filter “Images with sources” in the Media Library list view was not working correctly
• Fixed early loaded text domains caused a PHP warning
• Fixed A missed trait caused a warning in PHP 8.2

• Fixed Indexer not loading due to changed screen ID, Regression from 3.1.1

• Fixed PHP notices for traits in PHP 8.1

• Better Captions are now working by default for image URLs stored outside the src` attribute, which is often the case when using lazy loading.
• Better The indexer now works with cached frontends.
• Fixed The IPTC options were disabled when deactivating the Unused Images module

• Security Limit the pretext for the caption preview in the backend to text only to prevent XSS attacks with manipulated links that could be executed by admin users
• Fixed When resizing the screen, right-aligned captions sometimes received line breaks. The new calculation prevents this

• Increased the required WordPress version to 6.0
• Better added Swiss and Austrian localizations
• Fixed a warning was thrown in WordPress 6.7 about text domains loaded too early
• Dev hardened code against the_content being set to null by other plugins
• Dev various code style improvements

• Fixed prevent the caption overlay to always show when it is chosen to show for all images while the main option is disabled

• Security admins could execute JavaScript in a manipulated URL in the backend

• Feature support for WPML to translate image sources and plugin options
• Better the Global List and Per-page list list non-standard images (e.g., img tags without src attribute) if they would also show an overlay
• Dev moved the code that looks for post-image relations into ISC\Indexer
• Dev use the isc_image_posts_meta_limit filter to limit the number of posts associated with a given image; default = 10

• Increased the required PHP version to 7.4
• Feature show a list of image appearances and usages in the media library
• Feature added an optional column with appearances in the List view of the media library
• Dev use the isc_pro_public_custom_attribute_processors filter to process non-standard HTML containing image URLs
• Dev show the image source if multiple HTML tags have the same data-isc-images` attribute
• Fixed a PHP notice was thrown for img tags without a src` attribute

• Feature search for attachment IDs in the content when looking for [unused images](https://imagesourcecontrol.com/features/delete-unused-images/). Enable this deep check feature in the plugin settings.
• Feature load the WordPress caption as the standard image source
• Feature compatibility with the Lightbox Gallery plugin
• Better highlight in the deep check for unused images, whether the image URL or the attachment ID was found
• Better enable ISC fields in the Image block of the GenerateBlocks plugin
• Fixed the displayed number of individual unused image files was the same as unused images due to a wrong variable

• Better ignore unused images in post revisions. irrelevant options and some post meta entries
• Better block option fields work properly with custom post types
• Better list the number of unused images and image files separately
• Better ignore image URLs above 1000 characters since they could be encoded images and not file paths
• Dev made Global List thumbnail options translatable
• Dev set backend-only options to autoload=false

• Better catch more background images added by WP Bakery
• Fixed a wrong format of the `isc_post_images` post meta value could cause a PHP error

• Feature support for background images added by the WP Bakery page builder
• Better allow to remove individual entries from the image-posts and post-images indices on the Tools page
• Better include all page types in the post-image index list, not only posts
• Dev added the isc_add_sources_to_content_ignore_post_images_index filter to allow users to manually ignore the post-images index on all page views in case another plugin or page builder indexes the wrong content
• Dev speed up the query for images without sources
• Dev added debug log entries and log parameters

• Fixed a fatal error prevented the settings page from loading fully when Elementor was enabled
• Fixed license activations on subsites of a multisite didn’t update reliably

• Note about WordPress 6.5: The lightbox feature in WordPress core changed significantly and no longer supports image source overlays out of the box. I am working on a solution.
• Better removed the hotfix for Elementor’s Image Optimization feature after they fixed the issue on their end
• Better added PHP translation files as supported in WP 6.5
• Fixed the bulk edit fields could show a wrong default value in the backend for certain options
• Dev added the `isc_unused_images_per_page` filter to adjust the number of items per page in the [Unused Images list](https://imagesourcecontrol.com/features/delete-unused-images/)
• Dev adjusted the URL sanitization check to allow special characters in image URLs, like "©"
• Dev prevent a PHP deprecation warning when the `isc_public_global_list_view_path` filter returns an expected value
• Dev remove cached options in `Standard_Source` class to prevent caching of old options