nucleus/convert/wordpress.php

   1 <?php
   2 /*
   3  * Nucleus: PHP/MySQL Weblog CMS (http://nucleuscms.org/)
   4  * Copyright (C) 2005-2006 The Nucleus Group
   5  *
   6  * This program is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU General Public License
   8  * as published by the Free Software Foundation; either version 2
   9  * of the License, or (at your option) any later version.
  10  * (see nucleus/documentation/index.html#license for more info)
  11  */
  12 /* Orginal author: Radek HULAN  */
  13 /* http://hulan.cz/             */
  14 /*                              */
  15 /* Adapted to NucleusCMS from   */
  16 /* Blog:CMS by Edmond Hui       */
  17 /*                              */
  18 /* This script will convert     */
  19 /* your WP blog into            */
  20 /* Nucleus CMS weblog           */
  21 /*
  22   v1.1 - add robustness code for category creation and item adding (admun)
  23   v1.2 - add sql_table()
  24  */
  25
  26 include("../../config.php");
  27
  28   function def($s){
  29     if (isset($_POST[$s]))
  30       echo Entity::hsc($_POST[$s]);
  31     else {
  32       if (i18n::strpos($s,'host')!==FALSE) echo "localhost";
  33       if (i18n::strpos($s,'username')!==FALSE) echo "root";
  34       if (i18n::strpos($s,'wpprefix')!==FALSE) echo "wp_";
  35     }
  36   }
  37
  38   function error($s){
  39     global $isok;
  40     $isok=false;
  41     echo "<h3>Error: $s</h3>";
  42   }
  43
  44   // line breaks into properly formatted paragraphs
  45   function paragraph($text, $br = false) {
  46     $text=trim($text);
  47     $text = str_replace("\r",'',$text);
  48     $text = preg_replace('/&([^#])(?![a-z]{1,8};)/', '&amp;$1', $text);
  49     if ($text=="") return "";
  50     $text = $text . "\n"; // just to make things a little easier, pad the end
  51     $text = preg_replace('|<br/>\s*<br/>|', "\n\n", $text);
  52     $text = preg_replace('!(<(?:table|ul|ol|li|pre|form|blockquote|h[1-6])[^>]*>)!', "\n$1", $text); // Space things out a little
  53     $text = preg_replace('!(</(?:table|ul|ol|li|pre|form|blockquote|h[1-6])>)!', "$1\n", $text); // Space things out a little
  54     $text = preg_replace("/(\r\n|\r)/", "\n", $text); // cross-platform newlines
  55     $text = preg_replace("/\n\n+/", "\n\n", $text); // take care of duplicates
  56     $text = preg_replace('/\n?(.+?)(?:\n\s*\n|\z)/s', "\t<p>$1</p>\n", $text); // make paragraphs, including one at the end
  57     $text = preg_replace('|<p>\s*?</p>|', '', $text); // under certain strange conditions it could create a P of entirely whitespace
  58     $text = preg_replace("|<p>(<li.+?)</p>|", "$1", $text); // problem with nested lists
  59     // blockquote
  60     $text = preg_replace('|<p><blockquote([^>]*)>|i', "<blockquote$1><p>", $text);
  61     $text = str_replace('</blockquote></p>', '</p></blockquote>', $text);
  62     // now the hard work
  63     $text = preg_replace('!<p>\s*(</?(?:table|tr|td|th|div|ul|ol|li|pre|select|form|blockquote|p|h[1-6])[^>]*>)!', "$1", $text);
  64     $text = preg_replace('!(</?(?:table|tr|td|th|div|ul|ol|li|pre|select|form|blockquote|p|h[1-6])[^>]*>)\s*</p>|</div>"!', "$1", $text);
  65     if ($br) $text = preg_replace('|(?<!<br />)\s*\n|', "<br />\n", $text); // optionally make line breaks
  66     $text = preg_replace('!(</?(?:table|tr|td|th|div|dl|dd|dt|ul|ol|li|pre|select|form|blockquote|p|h[1-6])[^>]*>)\s*<br/>!', "$1", $text);
  67     $text = preg_replace('!<br/>(\s*</?(?:p|li|div|th|pre|td|ul|ol)>)!', '$1', $text);
  68     // some cleanup
  69     $text = str_replace('</p><br />','</p>',$text);
  70     $text = str_replace("<br />\n</p>",'</p>',$text);
  71     return $text;
  72   }
  73
  74   function encoding($s){
  75     global $input;
  76     if (is_callable("iconv"))
  77       return iconv($input,'utf-8',$s);
  78     else
  79       return $s;
  80   }
  81
  82 ?>
  83 <!DOCTYPE html PUBLIC '-//W3C//DTD XHTML 1.0 Strict//EN' 'http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd'>
  84 <html xmlns='http://www.w3.org/1999/xhtml' xml:lang='cs' lang='cs'>
  85 <head>
  86 <meta http-equiv='Content-Type' content='text/html; charset=utf-8' />
  87 <title>WordPress to Nucleus CMS convertor</title>
  88 <meta http-equiv='Pragma' content='no-cache' />
  89 <meta http-equiv='Cache-Control' content='no-cache, must-revalidate' />
  90 <meta http-equiv='Expires' content='-1' />
  91 <style type="text/css">
  92 body { font-size: 15px; color: #000000; margin: 0; padding: 0; border: 0; font-family: "Trebuchet MS", "Bitstream Vera Sans", verdana, lucida, arial,
  93 helvetica, sans-serif; padding-bottom: 25px; background: #adbeef; }
  94 #content{ width: 600px; margin: 15px auto 0 auto; padding: 0 20px 20px 20px; background: #ffffff; border: 1px solid #314864; border-top:1px solid #233447}
  95 h1{margin:0 -20px 0 -20px;color:#FFF;font-size:x-large;font-weight:bold;background:#336699;padding:15px 0 15px 0; text-align:center }
  96 h2{margin:20px 0 5px 0;color:green;font-size:medium}
  97 h3{margin:20px 0 5px 0;color:red;font-size:medium}
  98 li{margin:5px}
  99 fieldset{padding:10px; text-align:right; margin:0 0 0 0}
 100 a{text-decoration:none;color:blue}
 101 a:hover{text-decoration:underline}
 102 </style>
 103 </head>
 104 <body>
 105   <div id='content'>
 106   <h1><small>WordPress &raquo;&raquo;</small> Nucleus CMS <small>&raquo;&raquo; convertor</small></h1>
 107 <?php
 108 if ( !isset($_POST['convert']) )
 109 {
 110 ?>
 111   <p>This tool will convert your <a href='http://wordpress.org/'>WordPress blog</a> (tested w/ 3.1.x), into <a href='http://nucleuscms.org'> Nucleus CMS weblog</a>. First, install Nucleus, in a default install, and only after that run this tool. It will transfer all categories, posts, and comments into blog #1.</p>
 112 <?php
 113 }
 114 else
 115 {
 116
 117         $isok = true;
 118
 119         // connect to WordPress database
 120         $linkwp = @mysql_connect($_POST['wphost'], $_POST['wpusername'], $_POST['wppassword'], true);
 121         if ( $linkwp == false )
 122                 error("Cannot connect to WordPress DB..");
 123         else
 124         {
 125                 @mysql_select_db($_POST['wpdatabase'], $linkwp) or error("Cannot select WordPress DB...");
 126         }
 127
 128         // connect to Nucleus CMS database
 129         /*
 130         $linkblogcms = @mysql_connect($_POST['blogcmshost'],$_POST['blogcmsusername'],$_POST['blogcmspassword'],true);
 131         if($linkblogcms==false)
 132           error("Cannot connect to Nucleus DB..");
 133         else {
 134           @mysql_select_db($_POST['blogcmsdatabase'],$linkblogcms) or error("Cannot select Nucleus DB...");
 135         }
 136          */
 137
 138         if ( !$isok )
 139         {
 140                 echo "<p>Please correct these errors first!</p><hr />";
 141         }
 142         else
 143         {
 144                 /*                 */
 145                 /* transfer data ! */
 146                 /*                 */
 147                 $prefixwp = $_POST['wpprefix'];
 148
 149                 /* *********************************************** */
 150                 echo "<h2>Getting encoding...</h2>";
 151                 $query = "SELECT option_value FROM " . $prefixwp . "options WHERE option_name='blog_charset'";
 152                 $querywp = mysql_query($query, $linkwp) or die($query);
 153                 if ( $row = mysql_fetch_object($querywp) )
 154                         $input = $row->option_value;
 155                 else
 156                         $input = "utf-8";
 157                 echo "<p>Encoding: $input</p>";
 158
 159                 /* *********************************************** */
 160                 echo "<h2>Transfering categories...</h2>";
 161                 DB::execute("DELETE FROM " . sql_table('category') . " WHERE cdesc='@wordpress'");
 162                 $total_num = DB::getValue("SELECT count(*) as result FROM " . sql_table('category'));
 163                 $catdd = $total_num;
 164                 $total_num++;
 165
 166                 $query = "SELECT * FROM " . $prefixwp . "term_taxonomy , " . $prefixwp . "terms WHERE " . $prefixwp . "term_taxonomy.term_taxonomy_id = "
 167                         . $prefixwp . "terms.term_id AND " . $prefixwp . "term_taxonomy.taxonomy='category'";
 168                 $querywp = mysql_query($query, $linkwp) or die($query);
 169                 echo "<p>rows to transfer: " . mysql_num_rows($querywp) . "</p>";
 170                 echo "<p>";
 171                 $cate_map = array();
 172                 while ( $row = mysql_fetch_object($querywp) )
 173                 {
 174                         echo $total_num . ", ";
 175                         $cate_map[$row->term_id] = $total_num;
 176                         $query = sprintf("INSERT INTO %s (catid,cblog,cname,cdesc) VALUES (%d,1,'%s','@wordpress')"
 177                                 , sql_table('category'), intval($total_num), encoding($row->name));
 178                         if ( DB::execute($query) === FALSE )
 179                         {
 180                                 die($query);
 181                         }
 182                         $total_num++;
 183                 }
 184                 echo "</p>";
 185
 186                 /* *********************************************** */
 187                 echo "<h2>Transfering posts and comments...</h2>";
 188                 DB::execute("DELETE FROM " . sql_table('comment') . " WHERE chost='@wordpress'");
 189                 $query = "SELECT * FROM " . $prefixwp . "posts WHERE post_status='publish' ORDER BY ID";
 190                 $querywp = mysql_query($query, $linkwp) or die($query);
 191                 echo "<p>rows to transfer: " . mysql_num_rows($querywp) . "</p>";
 192                 echo "<p>";
 193                 $i = 1;
 194                 while ( $row = mysql_fetch_object($querywp) )
 195                 {
 196                         echo $i++ . ", ";
 197                         // find category
 198                         $query = 'SELECT * FROM ' . $prefixwp . 'term_relationships, ' . $prefixwp . 'term_taxonomy WHERE ' . $prefixwp
 199                                 . 'term_relationships.term_taxonomy_id=' . $prefixwp . 'term_taxonomy.term_taxonomy_id AND object_id=' . $row->ID . ' AND '
 200                                 . $prefixwp . 'term_taxonomy.taxonomy=\'category\' LIMIT 1';
 201                         $catwp = mysql_query($query, $linkwp) or die($query);
 202                         $category = mysql_fetch_object($catwp);
 203                         $cat = $cate_map[$category->term_id];
 204                         if ( empty($cat) ) $cat = 1;
 205
 206                         // insert post
 207                         $query = sprintf("INSERT INTO %s (ititle,ibody,iblog,iauthor,itime,icat) VALUES (%s,%s,1,1,'%s',%d)"
 208                                 , sql_table('item')
 209                                 , DB::quoteValue(encoding($row->post_title))
 210                                 , DB::quoteValue(paragraph(encoding(stripslashes($row->post_content)), false))
 211                                 , $row->post_date
 212                                 , $cat);
 213                         if ( DB::execute($query) === FALSE )
 214                         {
 215                                 die($query);
 216                         }
 217                         $itemid = DB::getInsertId();
 218
 219                         // insert comments
 220                         $query = "SELECT * FROM " . $prefixwp . "comments WHERE comment_post_ID=" . $row->ID;
 221                         $querywp_detail = mysql_query($query, $linkwp) or die($query);
 222                         while ( $row_detail = mysql_fetch_object($querywp_detail) )
 223                         {
 224                                 $url = $row_detail->comment_author_email;
 225                                 if ( !empty($row_detail->comment_author_url) ) $url = $row_detail->comment_author_url;
 226                                 $query = sprintf("INSERT INTO %s (cbody,cuser,cmail,cmember,citem,ctime,cip,cblog,chost)"
 227                                         . " VALUES (%s,%s,%s,0,%d,'%s',%s,1,'@wordpress')"
 228                                         , sql_table('comment')
 229                                         , DB::quoteValue(paragraph(encoding(strip_tags(stripslashes($row_detail->comment_content))), true))
 230                                         , encoding($row_detail->comment_author)
 231                                         , DB::quoteValue($url)
 232                                         , $itemid
 233                                         , $row_detail->comment_date
 234                                         , DB::quoteValue($row_detail->comment_author_IP));
 235                                 if ( DB::execute($query) === FALSE )
 236                                 {
 237                                         die($query);
 238                                 }
 239                         }
 240                 }
 241                 echo "</p>";
 242
 243                 // done
 244                 echo "<h2>Done! Enjoy your stay in Nucleus</h2>";
 245                 die;
 246         }
 247
 248 }
 249 ?>
 250   <form method='post' action='./wordpress.php'>
 251
 252     <h2>WordPress (v3.1.x) Database Info</h2>
 253     <fieldset><legend>WP info</legend>
 254       <label>Host: <input type='text' name='wphost' size='50' value='<?php def('wphost'); ?>' /></label><br />
 255       <label>Username: <input type='text' name='wpusername' size='50' value='<?php def('wpusername'); ?>' /></label><br />
 256       <label>Password: <input type='text' name='wppassword' size='50' value='<?php def('wppassword'); ?>' /></label><br />
 257       <label>Database Name: <input type='text' name='wpdatabase' size='50' value='<?php def('wpdatabase'); ?>' /></label><br />
 258       <label>Table Prefix: <input type='text' name='wpprefix' size='50' value='<?php def('wpprefix'); ?>' /></label>
 259     </fieldset>
 260
 261     <h2>New Nucleus:CMS Database Info</h2>
 262     <fieldset><legend>Nucleus:CMS info</legend>
 263       <label>Host: <input type='text' name='blogcmshost' size='50' value='<?php def('blogcmshost'); ?>' /></label><br />
 264       <label>Username: <input type='text' name='blogcmsusername' size='50' value='<?php def('blogcmsusername'); ?>' /></label><br />
 265       <label>Password: <input type='text' name='blogcmspassword' size='50' value='<?php def('blogcmspassword'); ?>' /></label><br />
 266       <label>Database Name: <input type='text' name='blogcmsdatabase' size='50' value='<?php def('blogcmsdatabase'); ?>' /></label><br />
 267     </fieldset>
 268
 269     <h2>Submit</h2>
 270     <fieldset>
 271       <input type='submit' value='Convert data from WP into Nucleus CMS!' name='convert' />
 272     </fieldset>
 273
 274   </form>
 275   </div>
 276 </body></html>