1 | <?php
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2 | /**
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3 | * Movable Type and Typepad Importer
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4 | *
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5 | * @package WordPress
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6 | * @subpackage Importer
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7 | */
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8 |
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9 | /**
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10 | * Moveable Type and Typepad Importer class
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11 | *
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12 | * Upload your exported Movable Type or Typepad entries into WordPress.
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13 | *
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14 | * @since unknown
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15 | */
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16 | class MT_Import {
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17 |
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18 | var $posts = array ();
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19 | var $file;
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20 | var $id;
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21 | var $mtnames = array ();
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22 | var $newauthornames = array ();
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23 | var $j = -1;
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24 |
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25 | function header() {
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26 | echo '<div class="wrap">';
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27 | screen_icon();
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28 | echo '<h2>'.__('Import Movable Type or TypePad').'</h2>';
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29 | }
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30 |
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31 | function footer() {
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32 | echo '</div>';
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33 | }
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34 |
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35 | function greet() {
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36 | $this->header();
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37 | ?>
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38 | <div class="narrow">
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39 | <p><?php _e('Howdy! We’re about to begin importing all of your Movable Type or Typepad entries into WordPress. To begin, either choose a file to upload and click “Upload file and import”, or use FTP to upload your MT export file as <code>mt-export.txt</code> in your <code>/wp-content/</code> directory and then click "Import mt-export.txt"'); ?></p>
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40 |
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41 | <?php wp_import_upload_form( add_query_arg('step', 1) ); ?>
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42 | <form method="post" action="<?php echo esc_attr(add_query_arg('step', 1)); ?>" class="import-upload-form">
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43 |
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44 | <?php wp_nonce_field('import-upload'); ?>
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45 | <p>
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46 | <input type="hidden" name="upload_type" value="ftp" />
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47 | <?php _e('Or use <code>mt-export.txt</code> in your <code>/wp-content/</code> directory'); ?></p>
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48 | <p class="submit">
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49 | <input type="submit" class="button" value="<?php esc_attr_e('Import mt-export.txt'); ?>" />
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50 | </p>
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51 | </form>
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52 | <p><?php _e('The importer is smart enough not to import duplicates, so you can run this multiple times without worry if—for whatever reason—it doesn’t finish. If you get an <strong>out of memory</strong> error try splitting up the import file into pieces.'); ?> </p>
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53 | </div>
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54 | <?php
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55 | $this->footer();
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56 | }
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57 |
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58 | function users_form($n) {
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59 | global $wpdb;
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60 | $users = $wpdb->get_results("SELECT * FROM $wpdb->users ORDER BY ID");
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61 | ?><select name="userselect[<?php echo $n; ?>]">
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62 | <option value="#NONE#"><?php _e('- Select -') ?></option>
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63 | <?php
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64 |
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65 |
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66 | foreach ($users as $user) {
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67 | echo '<option value="'.$user->user_login.'">'.$user->user_login.'</option>';
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68 | }
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69 | ?>
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70 | </select>
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71 | <?php
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72 |
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73 | }
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74 |
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75 | function has_gzip() {
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76 | return is_callable('gzopen');
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77 | }
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78 |
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79 | function fopen($filename, $mode='r') {
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80 | if ( $this->has_gzip() )
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81 | return gzopen($filename, $mode);
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82 | return fopen($filename, $mode);
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83 | }
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84 |
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85 | function feof($fp) {
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86 | if ( $this->has_gzip() )
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87 | return gzeof($fp);
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88 | return feof($fp);
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89 | }
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90 |
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91 | function fgets($fp, $len=8192) {
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92 | if ( $this->has_gzip() )
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93 | return gzgets($fp, $len);
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94 | return fgets($fp, $len);
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95 | }
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96 |
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97 | function fclose($fp) {
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98 | if ( $this->has_gzip() )
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99 | return gzclose($fp);
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100 | return fclose($fp);
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101 | }
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102 |
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103 | //function to check the authorname and do the mapping
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104 | function checkauthor($author) {
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105 | //mtnames is an array with the names in the mt import file
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106 | $pass = wp_generate_password();
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107 | if (!(in_array($author, $this->mtnames))) { //a new mt author name is found
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108 | ++ $this->j;
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109 | $this->mtnames[$this->j] = $author; //add that new mt author name to an array
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110 | $user_id = username_exists($this->newauthornames[$this->j]); //check if the new author name defined by the user is a pre-existing wp user
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111 | if (!$user_id) { //banging my head against the desk now.
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112 | if ($this->newauthornames[$this->j] == 'left_blank') { //check if the user does not want to change the authorname
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113 | $user_id = wp_create_user($author, $pass);
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114 | $this->newauthornames[$this->j] = $author; //now we have a name, in the place of left_blank.
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115 | } else {
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116 | $user_id = wp_create_user($this->newauthornames[$this->j], $pass);
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117 | }
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118 | } else {
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119 | return $user_id; // return pre-existing wp username if it exists
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120 | }
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121 | } else {
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122 | $key = array_search($author, $this->mtnames); //find the array key for $author in the $mtnames array
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123 | $user_id = username_exists($this->newauthornames[$key]); //use that key to get the value of the author's name from $newauthornames
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124 | }
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125 |
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126 | return $user_id;
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127 | }
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128 |
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129 | function get_mt_authors() {
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130 | $temp = array();
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131 | $authors = array();
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132 |
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133 | $handle = $this->fopen($this->file, 'r');
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134 | if ( $handle == null )
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135 | return false;
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136 |
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137 | $in_comment = false;
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138 | while ( $line = $this->fgets($handle) ) {
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139 | $line = trim($line);
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140 |
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141 | if ( 'COMMENT:' == $line )
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142 | $in_comment = true;
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143 | else if ( '-----' == $line )
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144 | $in_comment = false;
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145 |
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146 | if ( $in_comment || 0 !== strpos($line,"AUTHOR:") )
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147 | continue;
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148 |
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149 | $temp[] = trim( substr($line, strlen("AUTHOR:")) );
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150 | }
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151 |
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152 | //we need to find unique values of author names, while preserving the order, so this function emulates the unique_value(); php function, without the sorting.
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153 | $authors[0] = array_shift($temp);
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154 | $y = count($temp) + 1;
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155 | for ($x = 1; $x < $y; $x ++) {
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156 | $next = array_shift($temp);
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157 | if (!(in_array($next, $authors)))
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158 | array_push($authors, "$next");
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159 | }
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160 |
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161 | $this->fclose($handle);
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162 |
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163 | return $authors;
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164 | }
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165 |
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166 | function get_authors_from_post() {
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167 | $formnames = array ();
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168 | $selectnames = array ();
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169 |
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170 | foreach ($_POST['user'] as $key => $line) {
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171 | $newname = trim(stripslashes($line));
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172 | if ($newname == '')
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173 | $newname = 'left_blank'; //passing author names from step 1 to step 2 is accomplished by using POST. left_blank denotes an empty entry in the form.
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174 | array_push($formnames, "$newname");
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175 | } // $formnames is the array with the form entered names
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176 |
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177 | foreach ($_POST['userselect'] as $user => $key) {
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178 | $selected = trim(stripslashes($key));
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179 | array_push($selectnames, "$selected");
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180 | }
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181 |
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182 | $count = count($formnames);
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183 | for ($i = 0; $i < $count; $i ++) {
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184 | if ($selectnames[$i] != '#NONE#') { //if no name was selected from the select menu, use the name entered in the form
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185 | array_push($this->newauthornames, "$selectnames[$i]");
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186 | } else {
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187 | array_push($this->newauthornames, "$formnames[$i]");
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188 | }
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189 | }
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190 | }
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191 |
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192 | function mt_authors_form() {
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193 | ?>
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194 | <div class="wrap">
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195 | <?php screen_icon(); ?>
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196 | <h2><?php _e('Assign Authors'); ?></h2>
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197 | <p><?php _e('To make it easier for you to edit and save the imported posts and drafts, you may want to change the name of the author of the posts. For example, you may want to import all the entries as admin’s entries.'); ?></p>
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198 | <p><?php _e('Below, you can see the names of the authors of the MovableType posts in <em>italics</em>. For each of these names, you can either pick an author in your WordPress installation from the menu, or enter a name for the author in the textbox.'); ?></p>
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199 | <p><?php _e('If a new user is created by WordPress, a password will be randomly generated. Manually change the user’s details if necessary.'); ?></p>
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200 | <?php
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201 |
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202 |
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203 | $authors = $this->get_mt_authors();
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204 | echo '<ol id="authors">';
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205 | echo '<form action="?import=mt&step=2&id=' . $this->id . '" method="post">';
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206 | wp_nonce_field('import-mt');
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207 | $j = -1;
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208 | foreach ($authors as $author) {
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209 | ++ $j;
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210 | echo '<li><label>'.__('Current author:').' <strong>'.$author.'</strong><br />'.sprintf(__('Create user %1$s or map to existing'), ' <input type="text" value="'. esc_attr($author) .'" name="'.'user[]'.'" maxlength="30"> <br />');
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211 | $this->users_form($j);
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212 | echo '</label></li>';
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213 | }
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214 |
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215 | echo '<p class="submit"><input type="submit" class="button" value="'.esc_attr__('Submit').'"></p>'.'<br />';
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216 | echo '</form>';
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217 | echo '</ol></div>';
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218 |
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219 | }
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220 |
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221 | function select_authors() {
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222 | if ( $_POST['upload_type'] === 'ftp' ) {
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223 | $file['file'] = WP_CONTENT_DIR . '/mt-export.txt';
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224 | if ( !file_exists($file['file']) )
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225 | $file['error'] = __('<code>mt-export.txt</code> does not exist');
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226 | } else {
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227 | $file = wp_import_handle_upload();
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228 | }
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229 | if ( isset($file['error']) ) {
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230 | $this->header();
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231 | echo '<p>'.__('Sorry, there has been an error').'.</p>';
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232 | echo '<p><strong>' . $file['error'] . '</strong></p>';
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233 | $this->footer();
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234 | return;
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235 | }
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236 | $this->file = $file['file'];
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237 | $this->id = (int) $file['id'];
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238 |
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239 | $this->mt_authors_form();
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240 | }
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241 |
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242 | function save_post(&$post, &$comments, &$pings) {
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243 | // Reset the counter
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244 | set_time_limit(30);
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245 | $post = get_object_vars($post);
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246 | $post = add_magic_quotes($post);
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247 | $post = (object) $post;
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248 |
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249 | if ( $post_id = post_exists($post->post_title, '', $post->post_date) ) {
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250 | echo '<li>';
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251 | printf(__('Post <em>%s</em> already exists.'), stripslashes($post->post_title));
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252 | } else {
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253 | echo '<li>';
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254 | printf(__('Importing post <em>%s</em>...'), stripslashes($post->post_title));
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255 |
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256 | if ( '' != trim( $post->extended ) )
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257 | $post->post_content .= "\n<!--more-->\n$post->extended";
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258 |
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259 | $post->post_author = $this->checkauthor($post->post_author); //just so that if a post already exists, new users are not created by checkauthor
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260 | $post_id = wp_insert_post($post);
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261 | if ( is_wp_error( $post_id ) )
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262 | return $post_id;
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263 |
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264 | // Add categories.
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265 | if ( 0 != count($post->categories) ) {
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266 | wp_create_categories($post->categories, $post_id);
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267 | }
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268 |
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269 | // Add tags or keywords
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270 | if ( 1 < strlen($post->post_keywords) ) {
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271 | // Keywords exist.
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272 | printf(__('<br />Adding tags <i>%s</i>...'), stripslashes($post->post_keywords));
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273 | wp_add_post_tags($post_id, $post->post_keywords);
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274 | }
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275 | }
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276 |
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277 | $num_comments = 0;
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278 | foreach ( $comments as $comment ) {
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279 | $comment = get_object_vars($comment);
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280 | $comment = add_magic_quotes($comment);
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281 |
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282 | if ( !comment_exists($comment['comment_author'], $comment['comment_date'])) {
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283 | $comment['comment_post_ID'] = $post_id;
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284 | $comment = wp_filter_comment($comment);
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285 | wp_insert_comment($comment);
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286 | $num_comments++;
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287 | }
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288 | }
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289 |
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290 | if ( $num_comments )
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291 | printf(' '._n('(%s comment)', '(%s comments)', $num_comments), $num_comments);
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292 |
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293 | $num_pings = 0;
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294 | foreach ( $pings as $ping ) {
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295 | $ping = get_object_vars($ping);
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296 | $ping = add_magic_quotes($ping);
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297 |
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298 | if ( !comment_exists($ping['comment_author'], $ping['comment_date'])) {
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299 | $ping['comment_content'] = "<strong>{$ping['title']}</strong>\n\n{$ping['comment_content']}";
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300 | $ping['comment_post_ID'] = $post_id;
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301 | $ping = wp_filter_comment($ping);
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302 | wp_insert_comment($ping);
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303 | $num_pings++;
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304 | }
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305 | }
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306 |
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307 | if ( $num_pings )
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308 | printf(' '._n('(%s ping)', '(%s pings)', $num_pings), $num_pings);
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309 |
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310 | echo "</li>";
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311 | //ob_flush();flush();
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312 | }
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313 |
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314 | function process_posts() {
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315 | global $wpdb;
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316 |
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317 | $handle = $this->fopen($this->file, 'r');
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318 | if ( $handle == null )
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319 | return false;
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320 |
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321 | $context = '';
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322 | $post = new StdClass();
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323 | $comment = new StdClass();
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324 | $comments = array();
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325 | $ping = new StdClass();
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326 | $pings = array();
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327 |
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328 | echo "<div class='wrap'><ol>";
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329 |
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330 | while ( $line = $this->fgets($handle) ) {
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331 | $line = trim($line);
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332 |
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333 | if ( '-----' == $line ) {
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334 | // Finishing a multi-line field
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335 | if ( 'comment' == $context ) {
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336 | $comments[] = $comment;
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337 | $comment = new StdClass();
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338 | } else if ( 'ping' == $context ) {
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339 | $pings[] = $ping;
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340 | $ping = new StdClass();
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341 | }
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342 | $context = '';
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343 | } else if ( '--------' == $line ) {
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344 | // Finishing a post.
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345 | $context = '';
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346 | $result = $this->save_post($post, $comments, $pings);
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347 | if ( is_wp_error( $result ) )
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348 | return $result;
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349 | $post = new StdClass;
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350 | $comment = new StdClass();
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351 | $ping = new StdClass();
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352 | $comments = array();
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353 | $pings = array();
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354 | } else if ( 'BODY:' == $line ) {
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355 | $context = 'body';
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356 | } else if ( 'EXTENDED BODY:' == $line ) {
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357 | $context = 'extended';
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358 | } else if ( 'EXCERPT:' == $line ) {
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359 | $context = 'excerpt';
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360 | } else if ( 'KEYWORDS:' == $line ) {
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361 | $context = 'keywords';
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362 | } else if ( 'COMMENT:' == $line ) {
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363 | $context = 'comment';
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364 | } else if ( 'PING:' == $line ) {
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365 | $context = 'ping';
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366 | } else if ( 0 === strpos($line, "AUTHOR:") ) {
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367 | $author = trim( substr($line, strlen("AUTHOR:")) );
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368 | if ( '' == $context )
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369 | $post->post_author = $author;
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370 | else if ( 'comment' == $context )
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371 | $comment->comment_author = $author;
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372 | } else if ( 0 === strpos($line, "TITLE:") ) {
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373 | $title = trim( substr($line, strlen("TITLE:")) );
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374 | if ( '' == $context )
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375 | $post->post_title = $title;
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376 | else if ( 'ping' == $context )
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377 | $ping->title = $title;
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378 | } else if ( 0 === strpos($line, "STATUS:") ) {
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379 | $status = trim( strtolower( substr($line, strlen("STATUS:")) ) );
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380 | if ( empty($status) )
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381 | $status = 'publish';
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382 | $post->post_status = $status;
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383 | } else if ( 0 === strpos($line, "ALLOW COMMENTS:") ) {
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384 | $allow = trim( substr($line, strlen("ALLOW COMMENTS:")) );
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385 | if ( $allow == 1 )
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386 | $post->comment_status = 'open';
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387 | else
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388 | $post->comment_status = 'closed';
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389 | } else if ( 0 === strpos($line, "ALLOW PINGS:") ) {
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390 | $allow = trim( substr($line, strlen("ALLOW PINGS:")) );
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391 | if ( $allow == 1 )
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392 | $post->ping_status = 'open';
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393 | else
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394 | $post->ping_status = 'closed';
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395 | } else if ( 0 === strpos($line, "CATEGORY:") ) {
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396 | $category = trim( substr($line, strlen("CATEGORY:")) );
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397 | if ( '' != $category )
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398 | $post->categories[] = $category;
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399 | } else if ( 0 === strpos($line, "PRIMARY CATEGORY:") ) {
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400 | $category = trim( substr($line, strlen("PRIMARY CATEGORY:")) );
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401 | if ( '' != $category )
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402 | $post->categories[] = $category;
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403 | } else if ( 0 === strpos($line, "DATE:") ) {
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404 | $date = trim( substr($line, strlen("DATE:")) );
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405 | $date = strtotime($date);
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406 | $date = date('Y-m-d H:i:s', $date);
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407 | $date_gmt = get_gmt_from_date($date);
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408 | if ( '' == $context ) {
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409 | $post->post_modified = $date;
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410 | $post->post_modified_gmt = $date_gmt;
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411 | $post->post_date = $date;
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412 | $post->post_date_gmt = $date_gmt;
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413 | } else if ( 'comment' == $context ) {
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414 | $comment->comment_date = $date;
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415 | } else if ( 'ping' == $context ) {
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416 | $ping->comment_date = $date;
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417 | }
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418 | } else if ( 0 === strpos($line, "EMAIL:") ) {
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419 | $email = trim( substr($line, strlen("EMAIL:")) );
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420 | if ( 'comment' == $context )
|
---|
421 | $comment->comment_author_email = $email;
|
---|
422 | else
|
---|
423 | $ping->comment_author_email = '';
|
---|
424 | } else if ( 0 === strpos($line, "IP:") ) {
|
---|
425 | $ip = trim( substr($line, strlen("IP:")) );
|
---|
426 | if ( 'comment' == $context )
|
---|
427 | $comment->comment_author_IP = $ip;
|
---|
428 | else
|
---|
429 | $ping->comment_author_IP = $ip;
|
---|
430 | } else if ( 0 === strpos($line, "URL:") ) {
|
---|
431 | $url = trim( substr($line, strlen("URL:")) );
|
---|
432 | if ( 'comment' == $context )
|
---|
433 | $comment->comment_author_url = $url;
|
---|
434 | else
|
---|
435 | $ping->comment_author_url = $url;
|
---|
436 | } else if ( 0 === strpos($line, "BLOG NAME:") ) {
|
---|
437 | $blog = trim( substr($line, strlen("BLOG NAME:")) );
|
---|
438 | $ping->comment_author = $blog;
|
---|
439 | } else {
|
---|
440 | // Processing multi-line field, check context.
|
---|
441 |
|
---|
442 | if( !empty($line) )
|
---|
443 | $line .= "\n";
|
---|
444 |
|
---|
445 | if ( 'body' == $context ) {
|
---|
446 | $post->post_content .= $line;
|
---|
447 | } else if ( 'extended' == $context ) {
|
---|
448 | $post->extended .= $line;
|
---|
449 | } else if ( 'excerpt' == $context ) {
|
---|
450 | $post->post_excerpt .= $line;
|
---|
451 | } else if ( 'keywords' == $context ) {
|
---|
452 | $post->post_keywords .= $line;
|
---|
453 | } else if ( 'comment' == $context ) {
|
---|
454 | $comment->comment_content .= $line;
|
---|
455 | } else if ( 'ping' == $context ) {
|
---|
456 | $ping->comment_content .= $line;
|
---|
457 | }
|
---|
458 | }
|
---|
459 | }
|
---|
460 |
|
---|
461 | $this->fclose($handle);
|
---|
462 |
|
---|
463 | echo '</ol>';
|
---|
464 |
|
---|
465 | wp_import_cleanup($this->id);
|
---|
466 | do_action('import_done', 'mt');
|
---|
467 |
|
---|
468 | echo '<h3>'.sprintf(__('All done. <a href="%s">Have fun!</a>'), get_option('home')).'</h3></div>';
|
---|
469 | }
|
---|
470 |
|
---|
471 | function import() {
|
---|
472 | $this->id = (int) $_GET['id'];
|
---|
473 | if ( $this->id == 0 )
|
---|
474 | $this->file = WP_CONTENT_DIR . '/mt-export.txt';
|
---|
475 | else
|
---|
476 | $this->file = get_attached_file($this->id);
|
---|
477 | $this->get_authors_from_post();
|
---|
478 | $result = $this->process_posts();
|
---|
479 | if ( is_wp_error( $result ) )
|
---|
480 | return $result;
|
---|
481 | }
|
---|
482 |
|
---|
483 | function dispatch() {
|
---|
484 | if (empty ($_GET['step']))
|
---|
485 | $step = 0;
|
---|
486 | else
|
---|
487 | $step = (int) $_GET['step'];
|
---|
488 |
|
---|
489 | switch ($step) {
|
---|
490 | case 0 :
|
---|
491 | $this->greet();
|
---|
492 | break;
|
---|
493 | case 1 :
|
---|
494 | check_admin_referer('import-upload');
|
---|
495 | $this->select_authors();
|
---|
496 | break;
|
---|
497 | case 2:
|
---|
498 | check_admin_referer('import-mt');
|
---|
499 | $result = $this->import();
|
---|
500 | if ( is_wp_error( $result ) )
|
---|
501 | echo $result->get_error_message();
|
---|
502 | break;
|
---|
503 | }
|
---|
504 | }
|
---|
505 |
|
---|
506 | function MT_Import() {
|
---|
507 | // Nothing.
|
---|
508 | }
|
---|
509 | }
|
---|
510 |
|
---|
511 | $mt_import = new MT_Import();
|
---|
512 |
|
---|
513 | register_importer('mt', __('Movable Type and TypePad'), __('Import posts and comments from a Movable Type or Typepad blog.'), array ($mt_import, 'dispatch'));
|
---|
514 | ?>
|
---|