Links to Iframes Filter
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Security covered
This module provides a text filter that automatically replaces specific links with iframe embed code. You can configure which links to convert and the corresponding iframe markup to use. This is useful for embedding content from certain external sites directly into your Drupal content.
Provides a Drupal text filter that replaces configured links with iframe markup.
What it does
- Stores link to iframe replacements in a custom database table.
- Adds a text filter plugin:
Replace links with iframes. - When enabled on a text format, matching links in processed text are replaced with the configured iframe markup.
Requirements
- Drupal 10 or 11
- Core
filtermodule (declared as a dependency)
Installation
- Enable the module.
- Rebuild caches.
Configuration
- Go to:
/admin/config/content/links-to-iframes - Add one or more replacements:
- Link
- Iframe
- Save replacements.
Enable the filter on a text format
- Go to:
/admin/config/content/formats - Edit the text format you want.
- Enable
Replace links with iframes. - Save the text format.
Matching behavior
- Matches anchors by exact
hrefvalue. - Replacement runs only where that text format is applied.
Example input and output
Configured replacement:
- Link:
https://example.com/embed#swap-for-iframe - Iframe:
<iframe src="https://example.com/embed" frameborder=""></iframe>
Input (text using a format with the filter enabled):
<p>
<a href="https://example.com/embed#swap-for-iframe">Open embed</a>
</p>
Output after filtering:
<p>
<iframe src="https://example.com/embed"></iframe>
</p>
Data storage
- Data is stored in table:
links_to_iframes_filter - Cache tag used by the filter:
links_to_iframes_filter:mappings
Testing
phpunit tests area available in the /tests folder.