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php code write to training

created Mar 1st 2017, 22:43 by Khaled Affan


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            default:
                if ( $this->in_sub_tag ) {
                    $this->sub_data[$this->in_sub_tag] = ! empty( $this->cdata ) ? $this->cdata : '';
                    $this->in_sub_tag = false;
                } else if ( $this->in_tag ) {
                    $this->data[$this->in_tag] = ! empty( $this->cdata ) ? $this->cdata : '';
                    $this->in_tag = false;
                }
        }
 
        $this->cdata = false;
    }
}
 
/**
 * WXR Parser that uses regular expressions. Fallback for installs without an XML parser.
 */
class WXR_Parser_Regex {
    var $authors = array();
    var $posts = array();
    var $categories = array();
    var $tags = array();
    var $terms = array();
    var $base_url = '';
 
    function WXR_Parser_Regex() {
        $this->__construct();
    }
 
    function __construct() {
        $this->has_gzip = is_callable( 'gzopen' );
    }
 
    function parse( $file ) {
        $wxr_version = $in_post = false;
 
        $fp = $this->fopen( $file, 'r' );
        if ( $fp ) {
            while ( ! $this->feof( $fp ) ) {
                $importline = rtrim( $this->fgets( $fp ) );
 
                if ( ! $wxr_version && preg_match( '|<wp:wxr_version>(\d+\.\d+)</wp:wxr_version>|', $importline, $version ) )
                    $wxr_version = $version[1];
 
                if ( false !== strpos( $importline, '<wp:base_site_url>' ) ) {
                    preg_match( '|<wp:base_site_url>(.*?)</wp:base_site_url>|is', $importline, $url );
                    $this->base_url = $url[1];
                    continue;
                }
                if ( false !== strpos( $importline, '<wp:category>' ) ) {
                    preg_match( '|<wp:category>(.*?)</wp:category>|is', $importline, $category );
                    $this->categories[] = $this->process_category( $category[1] );
                    continue;
                }
                if ( false !== strpos( $importline, '<wp:tag>' ) ) {
                    preg_match( '|<wp:tag>(.*?)</wp:tag>|is', $importline, $tag );
                    $this->tags[] = $this->process_tag( $tag[1] );
                    continue;
                }
                if ( false !== strpos( $importline, '<wp:term>' ) ) {
                    preg_match( '|<wp:term>(.*?)</wp:term>|is', $importline, $term );
                    $this->terms[] = $this->process_term( $term[1] );
                    continue;
                }
                if ( false !== strpos( $importline, '<wp:author>' ) ) {
                    preg_match( '|<wp:author>(.*?)</wp:author>|is', $importline, $author );
                    $a = $this->process_author( $author[1] );
                    $this->authors[$a['author_login']] = $a;
                    continue;
                }
                if ( false !== strpos( $importline, '<item>' ) ) {
                    $post = '';
                    $in_post = true;
                    continue;
                }
                if ( false !== strpos( $importline, '</item>' ) ) {
                    $in_post = false;
                    $this->posts[] = $this->process_post( $post );
                    continue;
                }
                if ( $in_post ) {
                    $post .= $importline . "\n";
                }
            }
 
            $this->fclose($fp);
        }
 
        if ( ! $wxr_version )
            return new WP_Error( 'WXR_parse_error', __( 'This does not appear to be a WXR file, missing/invalid WXR version number', 'tie' ) );
 
        return array(
            'authors' => $this->authors,
            'posts' => $this->posts,
            'categories' => $this->categories,
            'tags' => $this->tags,
            'terms' => $this->terms,
            'base_url' => $this->base_url,
            'version' => $wxr_version
        );
    }
 
    function get_tag( $string, $tag ) {
        global $wpdb;
        preg_match( "|<$tag.*?>(.*?)</$tag>|is", $string, $return );
        if ( isset( $return[1] ) ) {
            $return = preg_replace( '|^<!\[CDATA\[(.*)\]\]>$|s', '$1', $return[1] );
            $return = $wpdb->escape( trim( $return ) );
        } else {
            $return = '';
        }
        return $return;
    }
 
    function process_category( $c ) {
        return array(
            'term_id' => $this->get_tag( $c, 'wp:term_id' ),
            'cat_name' => $this->get_tag( $c, 'wp:cat_name' ),
            'category_nicename'    => $this->get_tag( $c, 'wp:category_nicename' ),
            'category_parent' => $this->get_tag( $c, 'wp:category_parent' ),
            'category_description' => $this->get_tag( $c, 'wp:category_description' ),
        );
    }
 
    function process_tag( $t ) {
        return array(
            'term_id' => $this->get_tag( $t, 'wp:term_id' ),
            'tag_name' => $this->get_tag( $t, 'wp:tag_name' ),
            'tag_slug' => $this->get_tag( $t, 'wp:tag_slug' ),
            'tag_description' => $this->get_tag( $t, 'wp:tag_description' ),
        );
    }
 
    function process_term( $t ) {
        return array(
            'term_id' => $this->get_tag( $t, 'wp:term_id' ),
            'term_taxonomy' => $this->get_tag( $t, 'wp:term_taxonomy' ),
            'slug' => $this->get_tag( $t, 'wp:term_slug' ),
            'term_parent' => $this->get_tag( $t, 'wp:term_parent' ),
            'term_name' => $this->get_tag( $t, 'wp:term_name' ),
            'term_description' => $this->get_tag( $t, 'wp:term_description' ),
        );
    }
 
    function process_author( $a ) {
        return array(
            'author_id' => $this->get_tag( $a, 'wp:author_id' ),
            'author_login' => $this->get_tag( $a, 'wp:author_login' ),
            'author_email' => $this->get_tag( $a, 'wp:author_email' ),
            'author_display_name' => $this->get_tag( $a, 'wp:author_display_name' ),
            'author_first_name' => $this->get_tag( $a, 'wp:author_first_name' ),
            'author_last_name' => $this->get_tag( $a, 'wp:author_last_name' ),
        );
    }
 
    function process_post( $post ) {
        $post_id        = $this->get_tag( $post, 'wp:post_id' );
        $post_title     = $this->get_tag( $post, 'title' );
        $post_date      = $this->get_tag( $post, 'wp:post_date' );
        $post_date_gmt  = $this->get_tag( $post, 'wp:post_date_gmt' );
        $comment_status = $this->get_tag( $post, 'wp:comment_status' );
        $ping_status    = $this->get_tag( $post, 'wp:ping_status' );
        $status         = $this->get_tag( $post, 'wp:status' );
        $post_name      = $this->get_tag( $post, 'wp:post_name' );
        $post_parent    = $this->get_tag( $post, 'wp:post_parent' );
        $menu_order     = $this->get_tag( $post, 'wp:menu_order' );
        $post_type      = $this->get_tag( $post, 'wp:post_type' );
        $post_password  = $this->get_tag( $post, 'wp:post_password' );
        $is_sticky        = $this->get_tag( $post, 'wp:is_sticky' );
        $guid           = $this->get_tag( $post, 'guid' );
        $post_author    = $this->get_tag( $post, 'dc:creator' );
 
        $post_excerpt = $this->get_tag( $post, 'excerpt:encoded' );
        $post_excerpt = preg_replace_callback( '|<(/?[A-Z]+)|', array( &$this, '_normalize_tag' ), $post_excerpt );
        $post_excerpt = str_replace( '<br>', '<br />', $post_excerpt );
        $post_excerpt = str_replace( '<hr>', '<hr />', $post_excerpt );
 
        $post_content = $this->get_tag( $post, 'content:encoded' );
        $post_content = preg_replace_callback( '|<(/?[A-Z]+)|', array( &$this, '_normalize_tag' ), $post_content );
        $post_content = str_replace( '<br>', '<br />', $post_content );
        $post_content = str_replace( '<hr>', '<hr />', $post_content );
 
        $postdata = compact( 'post_id', 'post_author', 'post_date', 'post_date_gmt', 'post_content', 'post_excerpt',
            'post_title', 'status', 'post_name', 'comment_status', 'ping_status', 'guid', 'post_parent',
            'menu_order', 'post_type', 'post_password', 'is_sticky'
        );
 
        $attachment_url = $this->get_tag( $post, 'wp:attachment_url' );
        if ( $attachment_url )
            $postdata['attachment_url'] = $attachment_url;
 
        preg_match_all( '|<category domain="([^"]+?)" nicename="([^"]+?)">(.+?)</category>|is', $post, $terms, PREG_SET_ORDER );
        foreach ( $terms as $t ) {
            $post_terms[] = array(
                'slug' => $t[2],
                'domain' => $t[1],
                'name' => str_replace( array( '<![CDATA[', ']]>' ), '', $t[3] ),
            );
        }
        if ( ! empty( $post_terms ) ) $postdata['terms'] = $post_terms;
 
        preg_match_all( '|<wp:comment>(.+?)</wp:comment>|is', $post, $comments );
        $comments = $comments[1];
        if ( $comments ) {
            foreach ( $comments as $comment ) {
                preg_match_all( '|<wp:commentmeta>(.+?)</wp:commentmeta>|is', $comment, $commentmeta );
                $commentmeta = $commentmeta[1];
                $c_meta = array();
                foreach ( $commentmeta as $m ) {
                    $c_meta[] = array(
                        'key' => $this->get_tag( $m, 'wp:meta_key' ),
                        'value' => $this->get_tag( $m, 'wp:meta_value' ),
                    );
                }
 
                $post_comments[] = array(
                    'comment_id' => $this->get_tag( $comment, 'wp:comment_id' ),
                    'comment_author' => $this->get_tag( $comment, 'wp:comment_author' ),
                    'comment_author_email' => $this->get_tag( $comment, 'wp:comment_author_email' ),
                    'comment_author_IP' => $this->get_tag( $comment, 'wp:comment_author_IP' ),
                    'comment_author_url' => $this->get_tag( $comment, 'wp:comment_author_url' ),
                    'comment_date' => $this->get_tag( $comment, 'wp:comment_date' ),
                    'comment_date_gmt' => $this->get_tag( $comment, 'wp:comment_date_gmt' ),
                    'comment_content' => $this->get_tag( $comment, 'wp:comment_content' ),
                    'comment_approved' => $this->get_tag( $comment, 'wp:comment_approved' ),
                    'comment_type' => $this->get_tag( $comment, 'wp:comment_type' ),
                    'comment_parent' => $this->get_tag( $comment, 'wp:comment_parent' ),
                    'comment_user_id' => $this->get_tag( $comment, 'wp:comment_user_id' ),
                    'commentmeta' => $c_meta,
                );
            }
        }
        if ( ! empty( $post_comments ) ) $postdata['comments'] = $post_comments;
 
        preg_match_all( '|<wp:postmeta>(.+?)</wp:postmeta>|is', $post, $postmeta );
        $postmeta = $postmeta[1];
        if ( $postmeta ) {
            foreach ( $postmeta as $p ) {
                $post_postmeta[] = array(
                    'key' => $this->get_tag( $p, 'wp:meta_key' ),
                    'value' => $this->get_tag( $p, 'wp:meta_value' ),
                );
            }
        }
        if ( ! empty( $post_postmeta ) ) $postdata['postmeta'] = $post_postmeta;
 
        return $postdata;
    }
 
    function _normalize_tag( $matches ) {
        return '<' . strtolower( $matches[1] );
    }
 
    function fopen( $filename, $mode = 'r' ) {
        if ( $this->has_gzip )
            return gzopen( $filename, $mode );
        return fopen( $filename, $mode );
    }
 
    function feof( $fp ) {
        if ( $this->has_gzip )
            return gzeof( $fp );
        return feof( $fp );
    }
 
    function fgets( $fp, $len = 8192 ) {
        if ( $this->has_gzip )
            return gzgets( $fp, $len );
        return fgets( $fp, $len );
    }
 
    function fclose( $fp ) {
        if ( $this->has_gzip )
            return gzclose( $fp );
        return fclose( $fp );
    }
}
 

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