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<?php |
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|
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namespace Code_Snippets\Migration\Export; |
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|
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use Code_Snippets\Model\Snippet; |
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|
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/** |
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* Handles exporting the code from snippets. |
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* |
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* @package Code_Snippets |
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*/ |
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class Export_Code extends Export { |
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|
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/** |
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* The type of snippet being exported. |
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* |
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* @var string |
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*/ |
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protected string $export_type; |
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|
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/** |
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* Constructor. |
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* |
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* @param array<int> $ids The IDs of the snippets to export. |
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* @param bool|null $network Whether to export network-wide snippets. |
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* @param string|null $export_type The type of snippet to export (e.g., 'php', 'html', 'css', 'js', 'cond'). |
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*/ |
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public function __construct( array $ids, ?bool $network = null, ?string $export_type = null ) { |
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parent::__construct( $ids, $network ); |
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|
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if ( $export_type && in_array( $export_type, Snippet::get_types(), true ) ) { |
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$this->export_type = $export_type; |
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} else { |
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// If no export type is specified, default to the type of the first snippet. |
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$snippets_list = $this->get_snippets_list(); |
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$this->export_type = $snippets_list[0]->type; |
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} |
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} |
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|
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/** |
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* Get the type of snippets being exported. |
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* |
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* @return string |
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*/ |
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public function get_export_type(): string { |
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return $this->export_type; |
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} |
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|
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/** |
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* Get the file extension for the export format. |
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* |
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* @return string |
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*/ |
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public function get_file_extension(): string { |
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return 'cond' === $this->export_type |
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? 'json' |
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: $this->export_type; |
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} |
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|
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/** |
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* Bundle a snippets into a PHP file. |
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*/ |
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protected function export_snippets_php(): string { |
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$result = "<?php\n"; |
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|
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foreach ( $this->get_snippets_list() as $snippet ) { |
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$code = trim( $snippet->code ); |
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|
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if ( ( 'php' !== $snippet->type && 'html' !== $snippet->type ) || ! $code ) { |
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continue; |
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} |
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|
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$result .= "\n/**\n * $snippet->display_name\n"; |
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|
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if ( ! empty( $snippet->desc ) ) { |
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// Convert description to PhpDoc. |
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$desc = wp_strip_all_tags( str_replace( "\n", "\n * ", $snippet->desc ) ); |
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$result .= " *\n * $desc\n"; |
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} |
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|
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$result .= " */\n"; |
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|
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if ( 'content' === $snippet->scope ) { |
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$shortcode_tag = apply_filters( 'code_snippets_export_shortcode_tag', "code_snippets_export_$snippet->id", $snippet ); |
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|
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$code = sprintf( |
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"add_shortcode( '%s', function () {\n\tob_start();\n\t?>\n\n\t%s\n\n\t<?php\n\treturn ob_get_clean();\n} );", |
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$shortcode_tag, |
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str_replace( "\n", "\n\t", $code ) |
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); |
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} |
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|
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$result .= "$code\n"; |
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} |
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|
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return $result; |
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} |
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|
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/** |
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* Export conditions in JSON format. |
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* |
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* @return string |
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*/ |
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protected function export_conditions_json(): string { |
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$conditions_data = []; |
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$fields_to_copy = [ 'name', 'desc', 'tags' ]; |
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|
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foreach ( $this->get_snippets_list() as $snippet ) { |
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$condition_data = []; |
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|
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if ( ! $snippet->code || 'cond' !== $snippet->type ) { |
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continue; |
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} |
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|
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$rules = json_decode( $snippet->code, false ); |
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|
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if ( json_last_error() !== JSON_ERROR_NONE ) { |
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continue; |
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} |
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|
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foreach ( $fields_to_copy as $field ) { |
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if ( ! empty( $snippet->$field ) ) { |
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$condition_data[ $field ] = $snippet->$field; |
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} |
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} |
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|
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$condition_data['rules'] = $rules; |
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$conditions_data[] = $condition_data; |
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} |
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|
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return wp_json_encode( 1 === count( $conditions_data ) ? $conditions_data[0] : $conditions_data, JSON_PRETTY_PRINT ); |
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} |
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|
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/** |
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* Export snippets in a generic format, compatible with CSS or JavaScript. |
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*/ |
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protected function export_snippets_css_js(): string { |
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$result = ''; |
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|
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foreach ( $this->get_snippets_list() as $snippet ) { |
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$snippet = new Snippet( $snippet ); |
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|
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if ( $this->get_export_type() !== $snippet->type ) { |
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continue; |
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} |
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|
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$result .= "\n/*\n"; |
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|
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if ( $snippet->name ) { |
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$result .= wp_strip_all_tags( $snippet->name ) . "\n\n"; |
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} |
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|
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if ( ! empty( $snippet->desc ) ) { |
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$result .= wp_strip_all_tags( $snippet->desc ) . "\n"; |
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} |
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|
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$result .= "*/\n\n$snippet->code\n\n"; |
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} |
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|
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return $result; |
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} |
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|
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/** |
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* Generate a downloadable code file from the exported snippets. |
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*/ |
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public function generate_export(): string { |
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switch ( $this->get_export_type() ) { |
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case 'php': |
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case 'html': |
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return $this->export_snippets_php(); |
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|
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case 'cond': |
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return $this->export_conditions_json(); |
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|
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default: |
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return $this->export_snippets_css_js(); |
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} |
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} |
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} |
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|
