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Extension.php
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Extension.php
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<?php
// Import WXR (PivotX / Wordpress) for Bolt, by Bob den Otter ([email protected]
namespace Bolt\Extension\Bolt\ImportWXR;
class Extension extends \Bolt\BaseExtension
{
public function getName()
{
return "Import WXR";
}
public function initialize()
{
// Set the path to match in the controller.
$path = $this->app['config']->get('general/branding/path') . '/importwxr';
// Add the controller, so it can be matched.
$this->app->match($path, array($this, 'importwxr'));
// Add the menu-option. Only show it to users who have 'extensions' permission
$this->addMenuOption('Import WXR', 'importwxr', 'gear', 'extensions');
}
public function importwxr()
{
$this->requireUserPermission('extensions');
$filename = __DIR__ . "/" . $this->config['file'];
$file = realpath(__DIR__ . "/" . $this->config['file']);
$output = "";
$this->foundcategories = array();
// No logging. saves memory..
$this->app['db.config']->setSQLLogger(null);
if (!empty($_GET['action'])) {
$action = $_GET['action'];
} else {
$action = "start";
}
require_once "src/parsers.php";
require_once "src/wp_error.php";
$parser = new \WXR_Parser();
switch ($action) {
case "start":
if (empty($file) || !is_readable($file)) {
$output .= "<p>File $filename doesn't exist. Correct this in <code>app/config/extensions/importwxr.bolt.yml</code>, and refresh this page.</p>";
} else {
$output .= sprintf("<p>File <code>%s</code> selected for import.</p>", $this->config['file']);
$output .= "<p><a class='btn btn-primary' href='?action=dryrun'><strong>Test a few records</strong></a></p>";
$output .= "<p>This mapping will be used:</p>";
$output .= \Dumper::dump($this->config['mapping'], DUMPER_CAPTURE);
}
break;
case "confirm":
$res = $parser->parse($file);
foreach ($res['posts'] as $post) {
$output .= $this->importPost($post, false);
}
if (!empty($this->foundcategories)) {
$cat_array = array(
"categories" => array(
'options' => $this->foundcategories
)
);
$cat_yaml = \Symfony\Component\Yaml\Yaml::dump($cat_array, 3);
$output .= "<br><p>These categories were found, make sure you add them to your <code>taxonomy.yml</code></p>";
$output .= "<textarea style='width: 500px; height: 200px;'>" . $cat_yaml . "</textarea>";
}
$output .= "<p><strong>Done!</strong></p>";
break;
case "dryrun":
$counter = 1;
$res = $parser->parse($file);
foreach ($res['posts'] as $post) {
$output .= $this->importPost($post, true);
if ($counter++ >= 4) {
break;
}
}
$output .= sprintf("<p>Looking good? Then click below to import the Records: </p>");
$output .= "<p><a class='btn btn-primary' href='?action=confirm'><strong>Confirm!</strong></a></p>";
}
unset($res);
return $this->app['render']->render('old_extensions/old_extensions.twig', array(
'title' => "Import WXR (PivotX / Wordpress XML)",
'content' => $output
));
}
private function importPost($post, $dryrun = true)
{
// If the mapping is not defined, ignore it.
if (empty($this->config['mapping'][ $post['post_type'] ])) {
return "<p>No mapping defined for posttype '" . $post['post_type'] . "'.</p>";
}
// Find out which mapping we should use.
$mapping = $this->config['mapping'][ $post['post_type'] ];
// If the mapped contenttype doesn't exist in Bolt.
if (!$this->app['storage']->getContentType($mapping['targetcontenttype'])) {
return "<p>Bolt contenttype '". $mapping['targetcontenttype'] . "' for posttype '" . $post['post_type'] . "' does not exist.</p>";
}
// Create the new Bolt Record.
$record = new \Bolt\Content($this->app, $mapping['targetcontenttype']);
// 'expand' the postmeta fields to regular fields.
if (!empty($post['postmeta']) && is_array($post['postmeta'])) {
foreach ($post['postmeta'] as $id => $keyvalue) {
$post[$keyvalue['key']] = $keyvalue['value'];
}
}
// Iterate through the mappings, see if we can find it.
foreach ($mapping['fields'] as $from => $to) {
if (isset($post[$from])) {
// It's present in the fields.
$value = $post[$from];
switch ($from) {
case "post_parent":
if (!empty($value)) {
$value = $mapping['fields']['post_parent_contenttype'] . "/" . $value;
}
break;
case "post_date":
if (!empty($value)) {
// WXR seems to use only one date value.
$record->setValue('datechanged', $value);
$record->setValue('datecreated', $value);
$record->setValue('datepublish', $value);
}
break;
}
switch ($to) {
case "username":
$value = $this->app['slugify']->slugify($value);
break;
case "status":
if ($value=="publish") { $value = "published"; }
if ($value=="future") { $value = "timed"; }
break;
}
$record->setValue($to, $value);
}
}
// Perhaps import the categories as well..
if (!empty($mapping['category']) && !empty($post['terms'])) {
foreach ($post['terms'] as $term) {
if ($term['domain'] == 'category') {
$record->setTaxonomy($mapping['category'], $term['slug'], $term['name']);
if (!in_array($term['slug'], $this->foundcategories)) {
$this->foundcategories[ $term['slug'] ] = $term['name'];
}
}
if ($term['domain'] == 'tag' || $term['domain'] == 'post_tag') {
$record->setTaxonomy($mapping['tags'], $term['slug'], $term['name']);
}
}
}
if ($dryrun) {
$output = "<p>Original WXR Post <b>\"" . $post['post_title'] . "\"</b> -> Converted Bolt Record :</p>";
$output .= \Dumper::dump($post, DUMPER_CAPTURE);
$output .= \Dumper::dump($record, DUMPER_CAPTURE);
$output .= "\n<hr>\n";
} else {
$id = $this->app['storage']->saveContent($record);
$output = "Import: " . $id . " - " . $record->get('title') . " <small><em>";
$output .= $this->memUsage() ."mb.</em></small><br>";
}
return $output;
}
private function memusage()
{
$mem = number_format(memory_get_usage() / 1048576, 1);
return $mem;
}
}