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< ? php
class JeromesKeyword_Import {
function header () {
echo '<div class="wrap">' ;
echo '<h2>' . __ ( 'Import Jerome’s Keywords' ) . '</h2>' ;
echo '<p>' . __ ( 'Steps may take a few minutes depending on the size of your database. Please be patient.' ) . '<br /><br /></p>' ;
}
function footer () {
echo '</div>' ;
}
function greet () {
echo '<div class="narrow">' ;
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echo '<p>' . __ ( 'Howdy! This imports tags from an existing Jerome’s Keywords installation into this blog using the WordPress native tagging structure.' ) . '</p>' ;
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echo '<p>' . __ ( 'This is suitable for Jerome’s Keywords version 1.x and 2.0a.' ) . '</p>' ;
echo '<p><strong>' . __ ( 'All existing Jerome’s Keywords will be removed after import.' ) . '</strong></p>' ;
echo '<p><strong>' . __ ( 'Don’t be stupid - backup your database before proceeding!' ) . '</strong></p>' ;
echo '<form action="admin.php?import=jkw&step=1" method="post">' ;
wp_nonce_field ( 'import-jkw' );
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echo '<p class="submit"><input type="submit" name="submit" value="' . __ ( 'Import Version 1.x' ) . '" /></p>' ;
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echo '</form>' ;
echo '<form action="admin.php?import=jkw&step=3" method="post">' ;
wp_nonce_field ( 'import-jkw' );
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echo '<p class="submit"><input type="submit" name="submit" value="' . __ ( 'Import Version 2.0a' ) . '" /></p>' ;
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echo '</form>' ;
echo '</div>' ;
}
function dispatch () {
if ( empty ( $_GET [ 'step' ]) )
$step = 0 ;
else
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$step = absint ( $_GET [ 'step' ]);
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// load the header
$this -> header ();
switch ( $step ) {
case 0 :
$this -> greet ();
break ;
case 1 :
check_admin_referer ( 'import-jkw' );
$this -> check_V1_post_keyword ( true );
break ;
case 2 :
check_admin_referer ( 'import-jkw' );
$this -> check_V1_post_keyword ( false );
break ;
case 3 :
check_admin_referer ( 'import-jkw' );
$this -> check_V2_post_keyword ( true );
break ;
case 4 :
check_admin_referer ( 'import-jkw' );
$this -> check_V2_post_keyword ( false );
break ;
case 5 :
check_admin_referer ( 'import-jkw' );
$this -> cleanup_V2_import ();
break ;
case 6 :
$this -> done ();
break ;
}
// load the footer
$this -> footer ();
}
function check_V1_post_keyword ( $precheck = true ) {
global $wpdb ;
echo '<div class="narrow">' ;
echo '<p><h3>' . __ ( 'Reading Jerome’s Keywords Tags…' ) . '</h3></p>' ;
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// import Jerome's Keywords tags
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$metakeys = $wpdb -> get_results ( " SELECT post_id, meta_id, meta_key, meta_value FROM $wpdb->postmeta WHERE $wpdb->postmeta .meta_key = 'keywords' " );
if ( ! is_array ( $metakeys )) {
echo '<p>' . __ ( 'No Tags Found!' ) . '</p>' ;
return false ;
} else {
$count = count ( $metakeys );
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echo '<p>' . sprintf ( __ngettext ( 'Done! <strong>%s</strong> post with tags were read.' , 'Done! <strong>%s</strong> posts with tags were read.' , $count ), $count ) . '<br /></p>' ;
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echo '<ul>' ;
foreach ( $metakeys as $post_meta ) {
if ( $post_meta -> meta_value != '' ) {
$post_keys = explode ( ',' , $post_meta -> meta_value );
foreach ( $post_keys as $keyword ) {
$keyword = addslashes ( trim ( $keyword ));
if ( '' != $keyword ) {
echo '<li>' . $post_meta -> post_id . ' - ' . $keyword . '</li>' ;
if ( ! $precheck )
wp_add_post_tags ( $post_meta -> post_id , $keyword );
}
}
}
if ( ! $precheck )
delete_post_meta ( $post_meta -> post_id , 'keywords' );
}
echo '</ul>' ;
}
echo '<form action="admin.php?import=jkw&step=' . ( $precheck ? 2 : 6 ) . '" method="post">' ;
wp_nonce_field ( 'import-jkw' );
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echo '<p class="submit"><input type="submit" name="submit" value="' . __ ( 'Next' ) . '" /></p>' ;
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echo '</form>' ;
echo '</div>' ;
}
function check_V2_post_keyword ( $precheck = true ) {
global $wpdb ;
echo '<div class="narrow">' ;
echo '<p><h3>' . __ ( 'Reading Jerome’s Keywords Tags…' ) . '</h3></p>' ;
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// import Jerome's Keywords tags
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$tablename = $wpdb -> prefix . substr ( get_option ( 'jkeywords_keywords_table' ), 1 , - 1 );
$metakeys = $wpdb -> get_results ( " SELECT post_id, tag_name FROM $tablename " );
if ( ! is_array ( $metakeys ) ) {
echo '<p>' . __ ( 'No Tags Found!' ) . '</p>' ;
return false ;
} else {
$count = count ( $metakeys );
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echo '<p>' . sprintf ( __ngettext ( 'Done! <strong>%s</strong> tag were read.' , 'Done! <strong>%s</strong> tags were read.' , $count ), $count ) . '<br /></p>' ;
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echo '<ul>' ;
foreach ( $metakeys as $post_meta ) {
$keyword = addslashes ( trim ( $post_meta -> tag_name ));
if ( $keyword != '' ) {
echo '<li>' . $post_meta -> post_id . ' - ' . $keyword . '</li>' ;
if ( ! $precheck )
wp_add_post_tags ( $post_meta -> post_id , $keyword );
}
}
echo '</ul>' ;
}
echo '<form action="admin.php?import=jkw&step=' . ( $precheck ? 4 : 5 ) . '" method="post">' ;
wp_nonce_field ( 'import-jkw' );
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echo '<p class="submit"><input type="submit" name="submit" value="' . __ ( 'Next' ) . '" /></p>' ;
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echo '</form>' ;
echo '</div>' ;
}
function cleanup_V2_import () {
global $wpdb ;
/* options from V2.0a (jeromes-keywords.php) */
$options = array ( 'version' , 'keywords_table' , 'query_varname' , 'template' , 'meta_always_include' , 'meta_includecats' , 'meta_autoheader' , 'search_strict' , 'use_feed_cats' , 'post_linkformat' , 'post_tagseparator' , 'post_includecats' , 'post_notagstext' , 'cloud_linkformat' , 'cloud_tagseparator' , 'cloud_includecats' , 'cloud_sortorder' , 'cloud_displaymax' , 'cloud_displaymin' , 'cloud_scalemax' , 'cloud_scalemin' );
$wpdb -> query ( 'DROP TABLE IF EXISTS ' . $wpdb -> prefix . substr ( get_option ( 'jkeywords_keywords_table' ), 1 , - 1 ));
foreach ( $options as $o )
delete_option ( 'jkeywords_' . $o );
$this -> done ();
}
function done () {
echo '<div class="narrow">' ;
echo '<p><h3>' . __ ( 'Import Complete!' ) . '</h3></p>' ;
echo '</div>' ;
}
function JeromesKeyword_Import () {
}
}
// create the import object
$jkw_import = new JeromesKeyword_Import ();
// add it to the import page!
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register_importer ( 'jkw' , 'Jerome’s Keywords' , __ ( 'Import Jerome’s Keywords into the native tagging structure.' ), array ( $jkw_import , 'dispatch' ));
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?>