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Add a class_exists to check if plugin is active (like is callable) #754

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Add a class_exists to check if plugin is active (like is callable) #754

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0207aa6
Adding a class exists for a plugin active check
Tofandel Aug 1, 2018
18d3db7
Updating the example with class_exists
Tofandel Aug 1, 2018
a9ce8cc
Update composer.json
Tofandel Aug 1, 2018
477550a
Update composer.json
Tofandel Aug 1, 2018
3f8127f
Fixing build warnings and errors from the comment formating
Tofandel Aug 1, 2018
d192da1
Add is_defined as well
Tofandel Aug 1, 2018
0bc3e02
Adding is_defined
Tofandel Aug 1, 2018
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7 changes: 6 additions & 1 deletion class-tgm-plugin-activation.php
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Original file line number Diff line number Diff line change
Expand Up @@ -1406,6 +1406,8 @@ public function register( $plugin ) {
'force_deactivation' => false, // Boolean.
'external_url' => '', // String.
'is_callable' => '', // String|Array.
'class_exists' => '', // String.
'is_defined' => '', // String.
);

// Prepare the received data.
Expand Down Expand Up @@ -1864,7 +1866,10 @@ public function is_plugin_installed( $slug ) {
* @return bool True if active, false otherwise.
*/
public function is_plugin_active( $slug ) {
return ( ( ! empty( $this->plugins[ $slug ]['is_callable'] ) && is_callable( $this->plugins[ $slug ]['is_callable'] ) ) || is_plugin_active( $this->plugins[ $slug ]['file_path'] ) );
return ( ( ! empty( $this->plugins[ $slug ]['is_callable'] ) && is_callable( $this->plugins[ $slug ]['is_callable'] ) )
|| ( ! empty( $this->plugins[ $slug ]['class_exists'] ) && class_exists( $this->plugins[ $slug ]['class_exists'] ) )
|| ( ! empty( $this->plugins[ $slug ]['is_defined'] ) && defined( $this->plugins[ $slug ]['is_defined'] ) )
|| is_plugin_active( $this->plugins[ $slug ]['file_path'] ) );
}

/**
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2 changes: 2 additions & 0 deletions example.php
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Expand Up @@ -70,6 +70,8 @@ function my_theme_register_required_plugins() {
'force_deactivation' => false, // If true, plugin is deactivated upon theme switch, useful for theme-specific plugins.
'external_url' => '', // If set, overrides default API URL and points to an external URL.
'is_callable' => '', // If set, this callable will be be checked for availability to determine if a plugin is active.
'class_exists' => '', // Same behavior as is_callable, this checks if a class exists to determine if a plugin is active.
'is_defined' => '', // Same behavior as is_callable, this checks if a constant is defined to determine if a plugin is active.
),

// This is an example of how to include a plugin from an arbitrary external source in your theme.
Expand Down