near plain-text markdown export instead of yaml + markdown for better readability
This commit is contained in:
Peter Molnar
parent
9c20bae4f3
commit
e916307c67
1 changed files with 141 additions and 17 deletions
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@ -3,7 +3,7 @@
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Plugin Name: wp-flatbackups
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Plugin URI: https://github.com/petermolnar/wp-flatbackups
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Description: auto-export WordPress content to flat YAML + Markdown files
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Version: 0.1.1
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Version: 0.2
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Author: Peter Molnar <hello@petermolnar.eu>
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Author URI: http://petermolnar.eu/
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License: GPLv3
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@ -30,6 +30,8 @@ if (!class_exists('WP_FLATBACKUPS')):
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class WP_FLATBACKUPS {
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const force = true;
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public function __construct () {
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register_activation_hook( __FILE__ , array( &$this, 'plugin_activate' ) );
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add_action( 'wp_footer', array( &$this, 'export_yaml'));
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@ -130,7 +132,7 @@ class WP_FLATBACKUPS {
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$c_timestamp = strtotime( $comment->comment_date );
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if ( @file_exists($cfile) ) {
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$cf_timestamp = @filemtime ( $cfile );
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if ( $c_timestamp == $cf_timestamp ) {
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if ( $c_timestamp == $cf_timestamp && static::force == false ) {
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continue;
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}
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}
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@ -167,7 +169,7 @@ class WP_FLATBACKUPS {
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}
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}
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if ( $file_timestamp == $post_timestamp ) {
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if ( $file_timestamp == $post_timestamp && static::force == false ) {
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return true;
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}
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@ -207,21 +209,44 @@ class WP_FLATBACKUPS {
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if (empty($postdata))
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return false;
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$excerpt = false;
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if (isset($postdata['excerpt']) && empty($postdata['excerpt'])) {
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$excerpt = $postdata['excerpt'];
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unset($postdata['excerpt']);
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$out = "{$postdata['post_meta']['permalink']}\n";
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$out .= "{$postdata['post_meta']['shortlink']}\n";
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if ( isset( $postdata['post_meta']['old_slugs'] ) && ! empty( $postdata['post_meta']['old_slugs'] ) ) {
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$domain = parse_url( $postdata['post_meta']['permalink'] );
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foreach ( $postdata['post_meta']['old_slugs'] as $old_slug ) {
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$out .= "{$domain['scheme']}://{$domain['host']}/{$old_slug}\n";
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}
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}
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$content = $postdata['content'];
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unset($postdata['content']);
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$out .= "\n";
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$out = yaml_emit($postdata, YAML_UTF8_ENCODING );
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if($excerpt) {
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$out .= "\n" . $excerpt . "\n";
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if ( isset( $postdata['author'] ) && ! empty( $postdata['author'] ) )
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$out .= "Written by: {$postdata['author']}\n";
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$out .= "Posted at: {$postdata['date']} (last modified at: {$postdata['modified_date']})\n";
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if (isset($postdata['taxonomy']['tag']) && !empty($postdata['taxonomy']['tag'])) {
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$tags = array();
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foreach ( $postdata['taxonomy']['tag'] as $k => $tag ) {
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array_push( $tags, "#{$tag}" );
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}
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$tags = join (', ', $tags);
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$out .= $tags . "\n";
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}
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$out .= "---\n" . $content;
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if ( isset( $postdata['title'] ) && ! empty( $postdata['title'] ) ) {
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$out .= "\n{$postdata['title']}\n";
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$out .= str_repeat( "=", strlen( $postdata['title'] ) ) . "\n";
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}
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$out .= "\n";
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if (isset($postdata['excerpt']) && !empty($postdata['excerpt']))
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$out .= $postdata['excerpt'] . "\n";
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$out .= $postdata['content'];
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return $out;
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}
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@ -275,6 +300,57 @@ class WP_FLATBACKUPS {
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}
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}
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// get rid of wp_upload_dir in self urls
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$wp_upload_dir = wp_upload_dir();
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$pattern = "/\({$wp_upload_dir['baseurl']}\/(.*?)\)/";
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$search = str_replace( '/', '\/', $wp_upload_dir['baseurl'] );
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$content = preg_replace( "/\({$search}\/(.*?)\)/", '(${1})', $content );
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// get rid of {#img-ID} -s
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$content = preg_replace( "/\{\#img-[0-9]+\}/", "", $content );
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// get trailing hashtags, if any
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$hashtags = static::find_hashtag_line( $content );
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$content = static::maybe_remove_hashtag_line( $content, $hashtags );
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// find links and replace them with footnote versions
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$pattern = "/\s+(\[([^\s].*?)\]\((.*?)(\s?+[\\\"\'].*?[\\\"\'])?\))/";
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$matches = array();
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preg_match_all( $pattern, $content, $matches );
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// [1] -> array of []()
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// [2] -> array of []
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// [3] -> array of ()
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// [4] -> (maybe) "" titles
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if ( ! empty( $matches ) && isset( $matches[0] ) && ! empty( $matches[0] ) ) {
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foreach ( $matches[1] as $cntr => $match ) {
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$name = trim( $matches[2][$cntr] );
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$url = trim( $matches[3][$cntr] );
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$title = "";
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if ( isset( $matches[4][$cntr] ) && !empty( $matches[4][$cntr] ) )
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$title = " {$matches[4][$cntr]}";
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$footnotes[] = "[{$name}]: {$url}";
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$content = str_replace ( $match, "[" . trim( $matches[2][$cntr] ) . "]" , $content );
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}
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$content = $content . join( "\n", $footnotes );
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}
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// find all second level headers and replace them with underlined version
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$pattern = "/^##\s?+(.*)$/m";
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$matches = array();
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preg_match_all( $pattern, $content, $matches );
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if ( ! empty( $matches ) && isset( $matches[0] ) && ! empty( $matches[0] ) ) {
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foreach ( $matches[0] as $cntr => $match ) {
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$title = trim( $matches[1][$cntr] );
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$content = str_replace ( $match, $title ."\n" . str_repeat( "-", strlen( $title ) ), $content );
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}
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}
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// find images and replace them with footnote versions ?
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// get author name
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$author_id = $post->post_author;
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$author = get_the_author_meta ( 'display_name' , $author_id );
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@ -334,8 +410,8 @@ class WP_FLATBACKUPS {
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// assemble the data
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$out = array (
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'title' => trim( get_the_title( $post->ID ) ),
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'modified_date' => get_the_modified_time('c', $post->ID),
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'date' => get_the_time('c', $post->ID),
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'modified_date' => get_the_modified_time( 'Y-m-d H:i:s P', $post->ID ),
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'date' => get_the_time( 'Y-m-d H:i:s P', $post->ID ),
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'slug' => $post->post_name,
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'taxonomy' => $post_taxonomies,
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'post_meta' => $meta,
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@ -442,6 +518,54 @@ class WP_FLATBACKUPS {
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else
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return false;
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}
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/**
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* the last non-empty line of the content could be a list of hashtags, eg.
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* #first, #second, #and third hashtag
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*
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* this function tries to find this line and push it into preg_match array
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*/
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public static function find_hashtag_line ( &$content ) {
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$c = explode( "\n", $content );
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$last = false;
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for ( $i = count($c)-1; $i > 0; $i--) {
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if ( empty ( trim( $c[ $i ] ) ) ) {
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continue;
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}
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else {
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$last = $c[ $i ];
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break;
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}
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}
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//static::debug ( "Last line: " . $last );
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$pattern = "/\#(.*?)(?:,|$|\z|\n)\s?+/";
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$matches = array();
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preg_match_all( $pattern, $last, $matches);
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if ( ! empty( $matches ) && isset( $matches[0] ) && ! empty( $matches[0] ) )
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return $matches;
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return false;
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}
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/**
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*
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*/
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public static function maybe_remove_hashtag_line ( &$content, &$matches = false ) {
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if ( empty( $matches ) )
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$matches = static::find_hashtag_line( $content );
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if ( false == $matches )
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return $content;
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return str_replace ( join('', $matches[0]), '', $content );
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}
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}
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$WP_FLATBACKUPS = new WP_FLATBACKUPS();
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