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<title>[2135] 2013/frederickding/importer/trunk/class-wordpress-importer.php: Separate reading authors from WXR data from mapping users; see #327.</title>
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<dt>Revision</dt> <dd><a href="http://gsoc.trac.wordpress.org/changeset/2135">2135</a></dd>
<dt>Author</dt> <dd>frederick.ding</dd>
<dt>Date</dt> <dd>2013-07-18 21:52:27 +0000 (Thu, 18 Jul 2013)</dd>
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<h3>Log Message</h3>
<pre>Separate reading authors from WXR data from mapping users; see <a href="http://gsoc.trac.wordpress.org/ticket/327">#327</a>.
- Also add an advance() method for going to another step</pre>
<h3>Modified Paths</h3>
<ul>
<li><a href="#2013frederickdingimportertrunkclasswordpressimporterphp">2013/frederickding/importer/trunk/class-wordpress-importer.php</a></li>
</ul>
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<div id="patch">
<h3>Diff</h3>
<a id="2013frederickdingimportertrunkclasswordpressimporterphp"></a>
<div class="modfile"><h4>Modified: 2013/frederickding/importer/trunk/class-wordpress-importer.php (2134 => 2135)</h4>
<pre class="diff"><span>
<span class="info">--- 2013/frederickding/importer/trunk/class-wordpress-importer.php 2013-07-18 21:52:14 UTC (rev 2134)
+++ 2013/frederickding/importer/trunk/class-wordpress-importer.php 2013-07-18 21:52:27 UTC (rev 2135)
</span><span class="lines">@@ -102,6 +102,9 @@
</span><span class="cx"> switch ( $this->progress[$file] ) {
</span><span class="cx"> case 'start':
</span><span class="cx"> case 'authors':
</span><ins>+ $this->process_authors();
+ break;
+ case 'author_mappings':
</ins><span class="cx"> $this->process_author_mappings();
</span><span class="cx"> break;
</span><span class="cx"> case 'categories':
</span><span class="lines">@@ -155,6 +158,93 @@
</span><span class="cx"> }
</span><span class="cx">
</span><span class="cx"> /**
</span><ins>+ * Advances the progress state to the specified state.
+ *
+ * @param string $step
+ * @return boolean|WP_Error
+ */
+ public function advance( $step = '' ) {
+ $steps = array(
+ 'start',
+ 'authors',
+ 'author_mappings',
+ 'categories',
+ 'tags',
+ 'terms',
+ 'attachments',
+ 'posts',
+ 'backfill_parents',
+ 'backfill_urls',
+ 'finish'
+ );
+ // if no step provided, advance to the next step
+ if ( empty( $step ) && ! empty( $this->wxr_file ) ) {
+ if ( ! isset( $this->progress[$this->wxr_file] ) ) {
+ // process hasn't yet started; start it
+ $step = $steps[0];
+ } elseif ( $step_index = array_search(
+ $this->progress[$this->wxr_file], $steps ) ) {
+ if ( $step_index === 0 )
+ $step_index ++;
+ if ( $step_index < count( $steps ) )
+ $step = $steps[$step_index + 1];
+ }
+ }
+ if ( ! in_array( $step, $steps ) ) {
+ return new WP_Error( 'import_cron_step_error',
+ __( 'Invalid step', 'wordpress-importer' ) );
+ }
+ $this->progress[$this->wxr_file] = $step;
+ return $step;
+ }
+
+ /**
+ * do_parse() must first be called successfully before this can be used.
+ *
+ * Like all process_* methods, this will return true when its step has
+ * completed.
+ *
+ * @return boolean True upon completion, false otherwise, if an error has occurred
+ */
+ protected function process_authors() {
+ // check for availability of data
+ if ( empty( $this->wxr_file ) || empty( $this->_data ) ) {
+ $this->error = new WP_Error( 'import_process_wxr_error',
+ __( 'No parsed data available for processing',
+ 'wordpress-importer' ) );
+ return false;
+ }
+
+ if ( ! empty( $this->_data['authors'] ) ) {
+ $this->authors = $this->_data['authors'];
+ } else {
+ // no author information, grab it from the posts
+ foreach ( $this->_['posts'] as $post ) {
+ $login = sanitize_user( $post['post_author'], true );
+ if ( empty( $login ) ) {
+ $this->warnings[] = new WP_Error(
+ 'import_process_authors_warning',
+ __(
+ 'Failed to import author %s. Their posts will be attributed to the current user.',
+ 'wordpress-importer' ),
+ esc_html( $post['post_author'] ) );
+ continue;
+ }
+
+ if ( ! isset( $this->authors[$login] ) )
+ $this->authors[$login] = array(
+ 'author_login' => $login,
+ 'author_display_name' => $post['post_author']
+ );
+ }
+ }
+
+ // done without fatal errors, so we'll advance step
+ $this->advance();
+ return true;
+ }
+
+ /**
</ins><span class="cx"> *
</span><span class="cx"> * @todo
</span><span class="cx"> */
</span></span></pre>
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