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($s)
  29 {
  30         if ( isset($_POST[$s]) )
  31                 echo addslashes(stripslashes($_POST[$s]));
  32         else
  33         {
  34                 if ( i18n::strpos($s, 'host') !== FALSE ) echo "localhost";
  35                 if ( i18n::strpos($s, 'username') !== FALSE ) echo "root";
  36                 if ( i18n::strpos($s, 'wpprefix') !== FALSE ) echo "wp_";
  37         }
  38 }
  39
  40 function error($s)
  41 {
  42         global $isok;
  43         $isok = false;
  44         echo "<h3>Error: $s</h3>";
  45 }
  46
  47 // line breaks into properly formatted paragraphs
  48 function paragraph($text, $br = false)
  49 {
  50         $text = trim($text);
  51         $text = str_replace("\r", '', $text);
  52         $text = preg_replace('/&([^#])(?![a-z]{1,8};)/', '&amp;$1', $text);
  53         if ( $text == "" ) return "";
  54         $text = $text . "\n"; // just to make things a little easier, pad the end
  55         $text = preg_replace('|<br/>\s*<br/>|', "\n\n", $text);
  56         $text = preg_replace('!(<(?:table|ul|ol|li|pre|form|blockquote|h[1-6])[^>]*>)!', "\n$1", $text); // Space things out a little
  57         $text = preg_replace('!(</(?:table|ul|ol|li|pre|form|blockquote|h[1-6])>)!', "$1\n", $text); // Space things out a little
  58         $text = preg_replace("/(\r\n|\r)/", "\n", $text); // cross-platform newlines
  59         $text = preg_replace("/\n\n+/", "\n\n", $text); // take care of duplicates
  60         $text = preg_replace('/\n?(.+?)(?:\n\s*\n|\z)/s', "\t<p>$1</p>\n", $text); // make paragraphs, including one at the end
  61         $text = preg_replace('|<p>\s*?</p>|', '', $text); // under certain strange conditions it could create a P of entirely whitespace
  62         $text = preg_replace("|<p>(<li.+?)</p>|", "$1", $text); // problem with nested lists
  63         // blockquote
  64         $text = preg_replace('|<p><blockquote([^>]*)>|i', "<blockquote$1><p>", $text);
  65         $text = str_replace('</blockquote></p>', '</p></blockquote>', $text);
  66         // now the hard work
  67         $text = preg_replace('!<p>\s*(</?(?:table|tr|td|th|div|ul|ol|li|pre|select|form|blockquote|p|h[1-6])[^>]*>)!', "$1", $text);
  68         $text = preg_replace('!(</?(?:table|tr|td|th|div|ul|ol|li|pre|select|form|blockquote|p|h[1-6])[^>]*>)\s*</p>|</div>"!', "$1", $text);
  69         if ( $br ) $text = preg_replace('|(?<!<br />)\s*\n|', "<br />\n", $text);
  70         // optionally make line breaks
  71         $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);
  72         $text = preg_replace('!<br/>(\s*</?(?:p|li|div|th|pre|td|ul|ol)>)!', '$1', $text);
  73         // some cleanup
  74         $text = str_replace('</p><br />', '</p>', $text);
  75         $text = str_replace("<br />\n</p>", '</p>', $text);
  76         return $text;
  77 }
  78
  79 function encoding($s)
  80 {
  81         global $input;
  82         if ( is_callable("iconv") )
  83                 return iconv($input, 'utf-8', $s);
  84         else
  85                 return $s;
  86 }
  87
  88 ?>
  89 <!DOCTYPE html PUBLIC '-//W3C//DTD XHTML 1.0 Strict//EN' 'http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd'>
  90 <html xmlns='http://www.w3.org/1999/xhtml' xml:lang='cs' lang='cs'>
  91 <head>
  92 <meta http-equiv='Content-Type' content='text/html; charset=utf-8' />
  93 <title>WordPress to Nucleus CMS convertor</title>
  94 <meta http-equiv='Pragma' content='no-cache' />
  95 <meta http-equiv='Cache-Control' content='no-cache, must-revalidate' />
  96 <meta http-equiv='Expires' content='-1' />
  97 <style type="text/css">
  98 body { font-size: 15px; color: #000000; margin: 0; padding: 0; border: 0; font-family: "Trebuchet MS", "Bitstream Vera Sans", verdana, lucida, arial,
  99 helvetica, sans-serif; padding-bottom: 25px; background: #adbeef; }
 100 #content{ width: 600px; margin: 15px auto 0 auto; padding: 0 20px 20px 20px; background: #ffffff; border: 1px solid #314864; border-top:1px solid #233447}
 101 h1{margin:0 -20px 0 -20px;color:#FFF;font-size:x-large;font-weight:bold;background:#336699;padding:15px 0 15px 0; text-align:center }
 102 h2{margin:20px 0 5px 0;color:green;font-size:medium}
 103 h3{margin:20px 0 5px 0;color:red;font-size:medium}
 104 li{margin:5px}
 105 fieldset{padding:10px; text-align:right; margin:0 0 0 0}
 106 a{text-decoration:none;color:blue}
 107 a:hover{text-decoration:underline}
 108 </style>
 109 </head>
 110 <body>
 111   <div id='content'>
 112   <h1><small>WordPress &raquo;&raquo;</small> Nucleus CMS <small>&raquo;&raquo; convertor</small></h1>
 113 <?php
 114 if ( !isset($_POST['convert']) )
 115 {
 116 ?>
 117   <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>
 118 <?php
 119 }
 120 else
 121 {
 122
 123         $isok = true;
 124
 125         // connect to WordPress database
 126         $linkwp = @mysql_connect($_POST['wphost'], $_POST['wpusername'], $_POST['wppassword'], true);
 127         if ( $linkwp == false )
 128                 error("Cannot connect to WordPress DB..");
 129         else
 130         {
 131                 @mysql_select_db($_POST['wpdatabase'], $linkwp) or error("Cannot select WordPress DB...");
 132         }
 133
 134         // connect to Nucleus CMS database
 135         /*
 136         $linkblogcms = @mysql_connect($_POST['blogcmshost'],$_POST['blogcmsusername'],$_POST['blogcmspassword'],true);
 137         if($linkblogcms==false)
 138           error("Cannot connect to Nucleus DB..");
 139         else {
 140           @mysql_select_db($_POST['blogcmsdatabase'],$linkblogcms) or error("Cannot select Nucleus DB...");
 141         }
 142          */
 143
 144         if ( !$isok )
 145         {
 146                 echo "<p>Please correct these errors first!</p><hr />";
 147         }
 148         else
 149         {
 150                 /*                 */
 151                 /* transfer data ! */
 152                 /*                 */
 153                 $prefixwp = $_POST['wpprefix'];
 154
 155                 /* *********************************************** */
 156                 echo "<h2>Getting encoding...</h2>";
 157                 $query = "SELECT option_value FROM " . $prefixwp . "options WHERE option_name='blog_charset'";
 158                 $querywp = mysql_query($query, $linkwp) or die($query);
 159                 if ( $row = mysql_fetch_object($querywp) )
 160                         $input = $row->option_value;
 161                 else
 162                         $input = "utf-8";
 163                 echo "<p>Encoding: $input</p>";
 164
 165                 /* *********************************************** */
 166                 echo "<h2>Transfering categories...</h2>";
 167                 DB::execute("DELETE FROM " . sql_table('category') . " WHERE cdesc='@wordpress'");
 168                 $total_num = DB::getValue("SELECT count(*) as result FROM " . sql_table('category'));
 169                 $catdd = $total_num;
 170                 $total_num++;
 171
 172                 $query = "SELECT * FROM " . $prefixwp . "term_taxonomy , " . $prefixwp . "terms WHERE " . $prefixwp . "term_taxonomy.term_taxonomy_id = "
 173                         . $prefixwp . "terms.term_id AND " . $prefixwp . "term_taxonomy.taxonomy='category'";
 174                 $querywp = mysql_query($query, $linkwp) or die($query);
 175                 echo "<p>rows to transfer: " . mysql_num_rows($querywp) . "</p>";
 176                 echo "<p>";
 177                 $cate_map = array();
 178                 while ( $row = mysql_fetch_object($querywp) )
 179                 {
 180                         echo $total_num . ", ";
 181                         $cate_map[$row->term_id] = $total_num;
 182                         $query = sprintf("INSERT INTO %s (catid,cblog,cname,cdesc) VALUES (%d,1,'%s','@wordpress')"
 183                                 , sql_table('category'), intval($total_num), encoding($row->name));
 184                         if ( DB::execute($query) === FALSE )
 185                         {
 186                                 die($query);
 187                         }
 188                         $total_num++;
 189                 }
 190                 echo "</p>";
 191
 192                 /* *********************************************** */
 193                 echo "<h2>Transfering posts and comments...</h2>";
 194                 DB::execute("DELETE FROM " . sql_table('comment') . " WHERE chost='@wordpress'");
 195                 $query = "SELECT * FROM " . $prefixwp . "posts WHERE post_status='publish' ORDER BY ID";
 196                 $querywp = mysql_query($query, $linkwp) or die($query);
 197                 echo "<p>rows to transfer: " . mysql_num_rows($querywp) . "</p>";
 198                 echo "<p>";
 199                 $i = 1;
 200                 while ( $row = mysql_fetch_object($querywp) )
 201                 {
 202                         echo $i++ . ", ";
 203                         // find category
 204                         $query = 'SELECT * FROM ' . $prefixwp . 'term_relationships, ' . $prefixwp . 'term_taxonomy WHERE ' . $prefixwp
 205                                 . 'term_relationships.term_taxonomy_id=' . $prefixwp . 'term_taxonomy.term_taxonomy_id AND object_id=' . $row->ID . ' AND '
 206                                 . $prefixwp . 'term_taxonomy.taxonomy=\'category\' LIMIT 1';
 207                         $catwp = mysql_query($query, $linkwp) or die($query);
 208                         $category = mysql_fetch_object($catwp);
 209                         $cat = $cate_map[$category->term_id];
 210                         if ( empty($cat) ) $cat = 1;
 211
 212                         // insert post
 213                         $query = sprintf("INSERT INTO %s (ititle,ibody,iblog,iauthor,itime,icat) VALUES (%s,%s,1,1,'%s',%d)"
 214                                 , sql_table('item')
 215                                 , DB::quoteValue(encoding($row->post_title))
 216                                 , DB::quoteValue(paragraph(encoding(stripslashes($row->post_content)), false))
 217                                 , $row->post_date
 218                                 , $cat);
 219                         if ( DB::execute($query) === FALSE )
 220                         {
 221                                 die($query);
 222                         }
 223                         $itemid = DB::getInsertId();
 224
 225                         // insert comments
 226                         $query = "SELECT * FROM " . $prefixwp . "comments WHERE comment_post_ID=" . $row->ID;
 227                         $querywp_detail = mysql_query($query, $linkwp) or die($query);
 228                         while ( $row_detail = mysql_fetch_object($querywp_detail) )
 229                         {
 230                                 $url = $row_detail->comment_author_email;
 231                                 if ( !empty($row_detail->comment_author_url) ) $url = $row_detail->comment_author_url;
 232                                 $query = sprintf("INSERT INTO %s (cbody,cuser,cmail,cmember,citem,ctime,cip,cblog,chost)"
 233                                         . " VALUES (%s,%s,%s,0,%d,'%s',%s,1,'@wordpress')"
 234                                         , sql_table('comment')
 235                                         , DB::quoteValue(paragraph(encoding(strip_tags(stripslashes($row_detail->comment_content))), true))
 236                                         , encoding($row_detail->comment_author)
 237                                         , DB::quoteValue($url)
 238                                         , $itemid
 239                                         , $row_detail->comment_date
 240                                         , DB::quoteValue($row_detail->comment_author_IP));
 241                                 if ( DB::execute($query) === FALSE )
 242                                 {
 243                                         die($query);
 244                                 }
 245                         }
 246                 }
 247                 echo "</p>";
 248
 249                 // done
 250                 echo "<h2>Done! Enjoy your stay in Nucleus</h2>";
 251                 die;
 252         }
 253
 254 }
 255 ?>
 256   <form method='post' action='./wordpress.php'>
 257
 258     <h2>WordPress (v3.1.x) Database Info</h2>
 259     <fieldset><legend>WP info</legend>
 260       <label>Host: <input type='text' name='wphost' size='50' value='<?php def('wphost'); ?>' /></label><br />
 261       <label>Username: <input type='text' name='wpusername' size='50' value='<?php def('wpusername'); ?>' /></label><br />
 262       <label>Password: <input type='text' name='wppassword' size='50' value='<?php def('wppassword'); ?>' /></label><br />
 263       <label>Database Name: <input type='text' name='wpdatabase' size='50' value='<?php def('wpdatabase'); ?>' /></label><br />
 264       <label>Table Prefix: <input type='text' name='wpprefix' size='50' value='<?php def('wpprefix'); ?>' /></label>
 265     </fieldset>
 266
 267     <h2>New Nucleus:CMS Database Info</h2>
 268     <fieldset><legend>Nucleus:CMS info</legend>
 269       <label>Host: <input type='text' name='blogcmshost' size='50' value='<?php def('blogcmshost'); ?>' /></label><br />
 270       <label>Username: <input type='text' name='blogcmsusername' size='50' value='<?php def('blogcmsusername'); ?>' /></label><br />
 271       <label>Password: <input type='text' name='blogcmspassword' size='50' value='<?php def('blogcmspassword'); ?>' /></label><br />
 272       <label>Database Name: <input type='text' name='blogcmsdatabase' size='50' value='<?php def('blogcmsdatabase'); ?>' /></label><br />
 273     </fieldset>
 274
 275     <h2>Submit</h2>
 276     <fieldset>
 277       <input type='submit' value='Convert data from WP into Nucleus CMS!' name='convert' />
 278     </fieldset>
 279
 280   </form>
 281   </div>
 282 </body></html>