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<?php |
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|
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class WPUPG_Content { |
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|
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public function __construct() |
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{ |
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add_filter( 'the_content', array( $this, 'prefilter_grid' ), 1 ); |
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add_filter( 'the_content', array( $this, 'content_filter' ), 10 ); |
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} |
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|
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public function prefilter_grid( $content ) |
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{ |
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$pattern = get_shortcode_regex( array( 'wpupg-grid' ) ); |
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|
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if ( preg_match_all( '/' . $pattern . '/s', $content, $matches ) && array_key_exists( 2, $matches ) ) { |
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foreach ( $matches[2] as $key => $value ) { |
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if ( 'wpupg-grid' === $value ) { |
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$grid_shortcode = $matches[0][ $key ]; |
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$grid_shortcode = str_ireplace( '[wpupg-grid ', '[wpupg-grid wpupg_no_output="1" ', $grid_shortcode ); |
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|
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// This forces a prefilter of the grid without actual output. |
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do_shortcode( $grid_shortcode ); |
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} |
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} |
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} |
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|
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return $content; |
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} |
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|
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public function content_filter( $content ) |
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{ |
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$ignore_query = !is_main_query(); |
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if ( apply_filters( 'wpupg_content_loop_check', $ignore_query ) ) { |
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return $content; |
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} |
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|
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if ( get_post_type() == WPUPG_POST_TYPE ) { |
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remove_filter( 'the_content', array( $this, 'content_filter' ), 10 ); |
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|
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$grid = WPUPG_Grid_Manager::get( get_post() ); |
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|
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$content .= '[wpupg-filter id="' . $grid->slug() . '"]'; |
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$content .= '[wpupg-grid id="' . $grid->slug() . '"]'; |
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|
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add_filter( 'the_content', array( $this, 'content_filter' ), 10 ); |
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} |
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|
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return $content; |
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} |
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} |
