/
extend-clean.php
114 lines (87 loc) · 4.29 KB
/
extend-clean.php
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<?php
/*
Plugin Name: Docs to WordPress extender - clean content, strip comments
Author: William P. Davis, Bangor Daily News
Author URI: http://wpdavis.com/
Version: 1.1
*/
$dtwp_comments = array();
add_filter( 'pre_docs_to_wp_strip', 'dtwp_extract_styles', 10, 1 );
function dtwp_extract_styles( $contents ) {
//PHP doesn't honor lazy matches very well, apparently, so add newlines
$contents[ 'contents' ] = str_replace( '}', "}\r\n", $contents[ 'contents' ] );
preg_match_all( '#.c(?P<digit>\d+){(.*?)font-weight:bold(.*?)}#', $contents[ 'contents' ], $boldmatches );
preg_match_all('#.c(?P<digit>\d+){(.*?)font-style:italic(.*?)}#', $contents[ 'contents' ], $italicmatches);
if( !empty( $boldmatches[ 'digit' ] ) ) {
foreach( $boldmatches[ 'digit' ] as $boldclass ) {
$contents[ 'contents' ] = preg_replace( '#<span class="(.*?)c' . $boldclass . '(.*?)">(.*?)</span>#s', '<span class="$1c' . $boldclass . '$2"><strong>$3</strong></span>', $contents[ 'contents' ] );
}
}
if( !empty( $italicmatches[ 'digit' ] ) ) {
foreach( $italicmatches[ 'digit' ] as $italicclass ) {
$contents[ 'contents' ] = preg_replace( '#<span class="(.*?)c' . $italicclass . '(.*?)">(.*?)</span>#s', '<span class="$1c' . $italicclass . '$2"><em>$3</em>', $contents[ 'contents' ] );
}
}
return $contents;
}
add_filter( 'pre_docs_to_wp_insert', 'dtwp_clean_content_filter', 10, 1 );
function dtwp_clean_content_filter( $post_array ) {
global $dtwp_comments;
$post_array['custom_fields'] = array_merge( $post_array['custom_fields'], array( '_gdocs_comments' => $dtwp_comments[ 'comments' ] ) );
return $post_array;
}
add_filter( 'pre_docs_to_wp_purify', 'dtwp_grab_comments', 10, 1 );
function dtwp_grab_comments( $post_content ){
global $dtwp_comments;
$array = dtwp_clean_content( $post_content );
$dtwp_comments['comments'] = $array['comments'];
return $array['content'];
}
function dtwp_clean_content($post_content) {
$post_content = str_replace( array( "\r\n", "\n\n", "\r\r", "\n\r" ), "\n", $post_content );
$post_content = preg_replace('/<div(.*?)>/', '<div>', $post_content);
$post_content = preg_replace('/<p(.*?)>/', '<p>', $post_content);
//Match all the comments into an array. We're doing this before anything else because the </div> is importqnt
preg_match_all( '/<div><p><a(?:.*?)cmnt_ref(?:.*?)>\[[\w]\]<\/a>(.*?)<\/div>/', $post_content, $comments, PREG_PATTERN_ORDER);
$comments = implode( "\r\n\r\n", $comments[1] );
//Take out the comments
$post_content = preg_replace( '/<div><p><a href="#cmnt_ref(.*?)<\/div>/', '', $post_content );
//Take out the comment refers
$post_content = preg_replace( '/<a href="#cmnt(.*?)<\/a>/', '', $post_content );
$post_content = str_replace( '<div>','<p>',$post_content );
$post_content = str_replace( '</div>', '</p>',$post_content );
$post_content = strip_tags($post_content, '<strong><b><i><em><a><u><br><p><ol><ul><li><h1><h2><h3><h4><h5><h6>' );
$post_content = str_replace( '--','—',$post_content );
$post_content = str_replace( '<br><br>','<p>',$post_content );
$post_content = str_replace( '<br> ', '\n\n', $post_content );
$post_content = str_replace( '<br>
','\n\n',$post_content);
$post_content = str_replace( '<br><br>', '\n\n', $post_content );
$post_content = trim( $post_content );
$pees = explode( '<p>', $post_content );
$trimmed = array();
foreach( $pees as $p )
$trimmed[] = trim( $p );
$post_content = implode( '<p>', $trimmed );
$post_content = preg_replace( "/<p><\/p>/", '', $post_content );
return array( 'content' => $post_content, 'comments' => $comments );
}
//Add the comments meta box
add_action( 'add_meta_boxes', 'dtwp_add_comments_meta_box' );
function dtwp_add_comments_meta_box( ) {
add_meta_box( 'dtwp_comments_meta_box', __( 'Comments from gDocs', 'dtwp' ), 'dtwp_comments_meta_box', 'post' );
}
//Display the comments meta box
function dtwp_comments_meta_box( $post ) {
$gdocID = get_post_meta( $post->ID, '_gdocID', true );
if( !empty( $gdocID ) ) {
?>
<h5><a href="http://docs.google.com/document/d/<?php echo $gdocID; ?>/edit" target=_blank>Edit this doc</a></h5>
<?php
} else { ?>
<h5>No doc attached.</h5>
<?php }
$comments = get_post_meta( $post->ID, '_gdocs_comments', true );
$comments = apply_filters( 'the_content', $comments );
return $comments;
}