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Commit 26871f48 authored by Erick Hitter's avatar Erick Hitter
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Scaffold Gutenberg support 

Also replaces a `continue` with what was likely meant to be a `break`, which
hopefully will fix #10 and #11.
parent 87475b2c
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1 merge request!5Add block-editor support
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      automatically-paginate-posts.php
      + 140
      − 94
      View file @ 26871f48
      ...@@ -467,111 +467,157 @@ class Automatically_Paginate_Posts { ...@@ -467,111 +467,157 @@ class Automatically_Paginate_Posts {
      public function filter_the_posts( $posts ) { public function filter_the_posts( $posts ) {
      if ( ! is_admin() ) { if ( ! is_admin() ) {
      foreach ( $posts as $the_post ) { foreach ( $posts as $the_post ) {
      if ( in_array( $the_post->post_type, $this->post_types ) && ! preg_match( '#<!--nextpage-->#i', $the_post->post_content ) && ! (bool) get_post_meta( $the_post->ID, $this->meta_key_disable_autopaging, true ) ) { if (
      // In-time filtering of number of pages to break over, based on post data. If value is less than 2, nothing should be done. ! in_array(
      $num_pages = absint( apply_filters( 'autopaging_num_pages', absint( $this->num_pages ), $the_post ) ); $the_post->post_type,
      $num_words = absint( apply_filters( 'autopaging_num_words', absint( $this->num_words ), $the_post ) ); $this->post_types,
      true
      )
      ) {
      continue;
      }
      if ( $num_pages < 2 && empty( $num_words ) ) { if (
      continue; preg_match(
      } '#<!--nextpage-->#i',
      $the_post->post_content
      )
      ) {
      continue;
      }
      if (
      (bool) get_post_meta(
      $the_post->ID,
      $this->meta_key_disable_autopaging,
      true
      )
      ) {
      continue;
      }
      if (
      function_exists( 'has_blocks' )
      && has_blocks( $the_post )
      ) {
      $this->filter_block_editor_post( $the_post );
      } else {
      $this->filter_classic_editor_post( $the_post );
      }
      }
      }
      return $posts;
      }
      /**
      * Add pagination Quicktag to post authored in the Classic Editor.
      *
      * @param WP_Post|object $the_post Post object.
      * @return void
      */
      protected function filter_classic_editor_post( &$the_post ) {
      // In-time filtering of number of pages to break over, based on post data. If value is less than 2, nothing should be done.
      $num_pages = absint( apply_filters( 'autopaging_num_pages', absint( $this->num_pages ), $the_post ) );
      $num_words = absint( apply_filters( 'autopaging_num_words', absint( $this->num_words ), $the_post ) );
      if ( $num_pages < 2 && empty( $num_words ) ) {
      return;
      }
      // Start with post content, but alias to protect the raw content.
      $content = $the_post->post_content;
      // Normalize post content to simplify paragraph counting and automatic paging. Accounts for content that hasn't been cleaned up by TinyMCE.
      $content = preg_replace( '#<p>(.+?)</p>#i', "$1\r\n\r\n", $content );
      $content = preg_replace( '#<br(\s*/)?>#i', "\r\n", $content );
      // Count paragraphs.
      $count = preg_match_all( '#\r\n\r\n#', $content );
      // Keep going, if we have something to count.
      if ( is_int( $count ) && 0 < $count ) {
      // Explode content at double (or more) line breaks.
      $content = explode( "\r\n\r\n", $content );
      // Start with post content, but alias to protect the raw content. switch ( get_option( $this->option_name_paging_type, $this->paging_type_default ) ) {
      $content = $the_post->post_content; case 'words':
      $word_counter = 0;
      // Normalize post content to simplify paragraph counting and automatic paging. Accounts for content that hasn't been cleaned up by TinyMCE.
      $content = preg_replace( '#<p>(.+?)</p>#i', "$1\r\n\r\n", $content ); // Count words per paragraph and break after the paragraph that exceeds the set threshold.
      $content = preg_replace( '#<br(\s*/)?>#i', "\r\n", $content ); foreach ( $content as $index => $paragraph ) {
      $paragraph_words = count( preg_split( '/\s+/', strip_tags( $paragraph ) ) );
      // Count paragraphs. $word_counter += $paragraph_words;
      $count = preg_match_all( '#\r\n\r\n#', $content, $matches );
      if ( $word_counter >= $num_words ) {
      // Keep going, if we have something to count. $content[ $index ] .= '<!--nextpage-->';
      if ( is_int( $count ) && 0 < $count ) { $word_counter = 0;
      // Explode content at double (or more) line breaks. } else {
      $content = explode( "\r\n\r\n", $content ); break;
      switch ( get_option( $this->option_name_paging_type, $this->paging_type_default ) ) {
      case 'words':
      $word_counter = 0;
      // Count words per paragraph and break after the paragraph that exceeds the set threshold.
      foreach ( $content as $index => $paragraph ) {
      $paragraph_words = count( preg_split( '/\s+/', strip_tags( $paragraph ) ) );
      $word_counter += $paragraph_words;
      if ( $word_counter >= $num_words ) {
      $content[ $index ] .= '<!--nextpage-->';
      $word_counter = 0;
      } else {
      continue;
      }
      }
      unset( $word_counter );
      unset( $index );
      unset( $paragraph );
      unset( $paragraph_words );
      break;
      case 'pages':
      default:
      // Count number of paragraphs content was exploded to.
      $count = count( $content );
      // Determine when to insert Quicktag.
      $insert_every = $count / $num_pages;
      $insert_every_rounded = round( $insert_every );
      // If number of pages is greater than number of paragraphs, put each paragraph on its own page.
      if ( $num_pages > $count ) {
      $insert_every_rounded = 1;
      }
      // Set initial counter position.
      $i = $count - 1 == $num_pages ? 2 : 1;
      // Loop through content pieces and append Quicktag as is appropriate.
      foreach ( $content as $key => $value ) {
      if ( $key + 1 == $count ) {
      break;
      }
      if ( ( $key + 1 ) == ( $i * $insert_every_rounded ) ) {
      $content[ $key ] = $content[ $key ] . '<!--nextpage-->';
      $i++;
      }
      }
      // Clean up.
      unset( $count );
      unset( $insert_every );
      unset( $insert_every_rounded );
      unset( $key );
      unset( $value );
      break;
      } }
      }
      unset( $word_counter );
      unset( $index );
      unset( $paragraph );
      unset( $paragraph_words );
      break;
      case 'pages':
      default:
      // Count number of paragraphs content was exploded to.
      $count = count( $content );
      // Reunite content. // Determine when to insert Quicktag.
      $content = implode( "\r\n\r\n", $content ); $insert_every = $count / $num_pages;
      $insert_every_rounded = round( $insert_every );
      // And, overwrite the original content. // If number of pages is greater than number of paragraphs, put each paragraph on its own page.
      $the_post->post_content = $content; if ( $num_pages > $count ) {
      $insert_every_rounded = 1;
      }
      // Set initial counter position.
      $i = $count - 1 == $num_pages ? 2 : 1;
      // Loop through content pieces and append Quicktag as is appropriate.
      foreach ( $content as $key => $value ) {
      if ( $key + 1 == $count ) {
      break;
      }
      if ( ( $key + 1 ) == ( $i * $insert_every_rounded ) ) {
      $content[ $key ] = $content[ $key ] . '<!--nextpage-->';
      $i++;
      }
      } }
      // Lastly, clean up. // Clean up.
      unset( $num_pages );
      unset( $num_words );
      unset( $content );
      unset( $count ); unset( $count );
      } unset( $insert_every );
      unset( $insert_every_rounded );
      unset( $key );
      unset( $value );
      break;
      } }
      }
      return $posts; // Reunite content.
      $content = implode( "\r\n\r\n", $content );
      // And, overwrite the original content.
      $the_post->post_content = $content;
      }
      } }
      /**
      * Add pagination block to post authored in the Block Editor.
      *
      * @param WP_Post $the_post Post object.
      * @return void
      */
      protected function filter_block_editor_post( &$the_post ) {}
      } }
      new Automatically_Paginate_Posts(); new Automatically_Paginate_Posts();
      ......
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