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<?php |
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/** |
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* Initialization script |
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* |
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* Run every time the plugin is initialized. |
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* |
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* @package simple-embed-code |
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*/ |
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|
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// Exit if accessed directly. |
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|
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if ( ! defined( 'ABSPATH' ) ) { |
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exit; |
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} |
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|
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/** |
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* Initialization |
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* |
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* All initial processes. |
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*/ |
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function ce_initialisation() { |
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|
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// Add excerpt filter, if required. |
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|
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$options = get_option( 'artiss_code_embed' ); |
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if ( isset( $options['excerpt'] ) && '1' === $options['excerpt'] ) { |
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add_filter( 'the_excerpt', 'ce_filter', 1 ); |
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} |
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|
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// Check if the plugin has upgraded and, if so, perform further actions. |
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|
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$version = get_option( 'code_embed_version' ); |
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|
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if ( version_compare( CODE_EMBED_VERSION, $version, '!=' ) ) { |
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|
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// If options don't exist, create an empty array. |
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|
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if ( ! is_array( $options ) ) { |
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$options = array(); |
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} |
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|
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// Because of upgrading, check each option - if not set, apply default. |
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|
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$default_array = array( |
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'opening_ident' => '{{', |
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'keyword_ident' => 'CODE', |
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'closing_ident' => '}}', |
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'excerpt' => '', |
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); |
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|
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// Merge existing and default options - any missing from existing will take the default settings. |
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|
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$new_options = array_merge( $default_array, $options ); |
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|
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// Update the options, if changed. |
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|
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if ( $options !== $new_options ) { |
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update_option( 'artiss_code_embed', $new_options ); |
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} |
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|
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// Finally, update the saved version. |
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|
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update_option( 'code_embed_version', CODE_EMBED_VERSION ); |
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} |
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} |
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|
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add_action( 'init', 'ce_initialisation' ); |
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|
