pluxmltowp.php

<?php
/**
 * PluXmlToWP
 * @author Benpro
 * TODO: Handle GMT date.
 **/

/* Set the variables here. */
$title = "My blog title";
$description = "Little description of my blog.";
$link = "http://myblog.com";
$login = "mynickname";
$email = "nick@mail.com";

/* Loading the main files of PluXml. */
include('config.php');
define('PLX_ROOT', './');
define('PLX_CORE', PLX_ROOT.'core/');
define('PLX_CONF', PLX_ROOT.'data/configuration/parametres.xml');
include(PLX_CORE.'lib/config.php');
include(PLX_CORE.'lib/class.plx.date.php');
include(PLX_CORE.'lib/class.plx.glob.php');
include(PLX_CORE.'lib/class.plx.utils.php');
include(PLX_CORE.'lib/class.plx.capcha.php');
include(PLX_CORE.'lib/class.plx.erreur.php');
include(PLX_CORE.'lib/class.plx.record.php');
include(PLX_CORE.'lib/class.plx.motor.php');
include(PLX_CORE.'lib/class.plx.feed.php');
include(PLX_CORE.'lib/class.plx.show.php');
include(PLX_CORE.'lib/class.plx.encrypt.php');
include(PLX_CORE.'lib/class.plx.plugins.php');
include(PLX_CORE.'lib/class.plx.admin.php');
$plxMotor = plxMotor::getInstance();
$plxAdmin = plxAdmin::getInstance();
loadLang(PLX_CORE.'lang/'.$plxMotor->aConf['default_lang'].'/core.php');

/**
 * @desc Return usage/help.
 */
function usage() {

	$text  = "Welcome to PluXmlToWP!\n\n";
	$text .= "Usage : \n";
	$text .= "php pluxmltowp.php [-a PATH_TO_PLUXML_ARTICLES]";
	$text .= " [-o PATH_TO_OUTPUT_XML_RESULT] [-h display help]\n\n";
	$text .= "If no output set (-o), output to stdout.";

	echo $text;
}

/* XML Header for WordPress. */
$xmlWPHeader  = '<?xml version="1.0" encoding="UTF-8" ?>' . "\n";
$xmlWPHeader .= '<!-- This is a WordPress eXtended RSS file generated by PluXmlToWP as an export of PluXml. -->' . "\n";
$xmlWPHeader .= "<!-- It contains information about posts, comments and categories. -->" . "\n";
$xmlWPHeader .= '<!-- You may use this file to migrate from PluXml to WordPress. -->' . "\n";
$xmlWPHeader .= '' . "\n";
$xmlWPHeader .= '<!-- To import this information into a WordPress site follow these steps: -->' . "\n";
$xmlWPHeader .= '<!-- 1. Log in to that site as an administrator. -->' . "\n";
$xmlWPHeader .= '<!-- 2. Go to Tools: Import in the WordPress admin panel. -->' . "\n";
$xmlWPHeader .= '<!-- 3. Install the "WordPress" importer from the list. -->' . "\n";
$xmlWPHeader .= '<!-- 4. Activate & Run Importer. -->' . "\n";
$xmlWPHeader .= '<!-- 5. Upload this file using the form provided on that page. -->' . "\n";
$xmlWPHeader .= '<!-- 6. You will first be asked to map the authors in this export file to users -->' . "\n";
$xmlWPHeader .= '<!--    on the site. For each author, you may choose to map to an -->' . "\n";
$xmlWPHeader .= '<!--    existing user on the site or to create a new user. -->' . "\n";
$xmlWPHeader .= '<!-- 7. WordPress will then import each of the posts, pages, comments, categories, etc. -->' . "\n";
$xmlWPHeader .= '<!--    contained in this file into your site. -->' . "\n";
$xmlWPHeader .= '' . "\n";
$xmlWPHeader .= '<!-- generator="PluXmlToWP" created="' . date('r') . '" -->' . "\n";
$xmlWPHeader .= '<rss version="2.0"' . "\n";
$xmlWPHeader .= "\t" . 'xmlns:excerpt="http://wordpress.org/export/1.1/excerpt/"' . "\n";
$xmlWPHeader .= "\t" . 'xmlns:content="http://purl.org/rss/1.0/modules/content/"' . "\n";
$xmlWPHeader .= "\t" . 'xmlns:wfw="http://wellformedweb.org/CommentAPI/"' . "\n";
$xmlWPHeader .= "\t" . 'xmlns:dc="http://purl.org/dc/elements/1.1/"' . "\n";
$xmlWPHeader .= "\t" . 'xmlns:wp="http://wordpress.org/export/1.1/"' . "\n";
$xmlWPHeader .= '>' . "\n";
$xmlWPHeader .= '' . "\n";
$xmlWPHeader .= '<channel>' . "\n";
$xmlWPHeader .= "\t" . '<title><![CDATA[' . $title . ']]></title>' . "\n";
$xmlWPHeader .= "\t" . '<link>' . $link . '</link>' . "\n";
$xmlWPHeader .= "\t" . '<description><![CDATA[' . $description .']]></description>' . "\n";
$xmlWPHeader .= "\t" . '<pubDate>' . date('r') . '</pubDate>' . "\n";
$xmlWPHeader .= "\t" . '<language>fr</language>' . "\n";
$xmlWPHeader .= "\t" . '<wp:wxr_version>1.1</wp:wxr_version>' . "\n";
$xmlWPHeader .= "\t" . '<wp:base_site_url>' . $link . '</wp:base_site_url>' . "\n";
$xmlWPHeader .= "\t" . '<wp:base_blog_url>' . $link . '</wp:base_blog_url>' . "\n";
$xmlWPHeader .= '' . "\n";
$xmlWPHeader .= "\t" . '<wp:author><wp:author_id>1</wp:author_id><wp:author_login>' . $login . '</wp:author_login><wp:author_email>' . $email . '</wp:author_email><wp:author_display_name><![CDATA[' . $login .']]></wp:author_display_name><wp:author_first_name><![CDATA[]]></wp:author_first_name><wp:author_last_name><![CDATA[]]></wp:author_last_name></wp:author>' . "\n";
$xmlWPHeader .= '' . "\n" . "\n";
/*
 * ----------------------------------------------------------------------------
 * XXXXXXXXX
 * ----------------------------------------------------------------------------
 */

/* Handling of arguments. */
$options = getopt("h::a:c:o:");

/*
 * Search if there is the required arguments in $options. 'a' for articles
 * and 'c' for comments.
 * If not, display usage, else, all good!
 */
if ((array_key_exists('h', $options))) {
	usage();
	exit();
} else {
	$articlesPath = (!isset($options['a']))
		? $plxMotor->aConf['racine_articles'] : $options['a'];
	$outputPath   = (!isset($options['o'])) ? $options['o'] : 'stdout';
}
/* Parse all XML articles in a big array. */
$plxGlob = plxGlob::getInstance(PLX_ROOT . $articlesPath, false, true, 'arts');
foreach ($plxGlob->aFiles as $articlesFile) {
	$articles[] = $plxMotor->parseArticle(
		PLX_ROOT . $articlesPath . $articlesFile
	);
}
/* Get all categories of articles stocked in PluXml configuration. */
$categories = $plxMotor->aCats;
/* Handle ID and generate the list of categories. */
$xmlWPHeader .= "\t" . '<wp:category><wp:term_id>1</wp:term_id><wp:category_nicename>non-classe</wp:category_nicename><wp:category_parent></wp:category_parent><wp:cat_name><![CDATA[Non classé]]></wp:cat_name></wp:category>' . "\n";
$catID = 2;
foreach ($categories as $category) {
	$xmlWPHeader .= "\t" . '<wp:category><wp:term_id>' . $catID . '</wp:term_id><wp:category_nicename>' . $category['url'] . '</wp:category_nicename><wp:category_parent></wp:category_parent><wp:cat_name><![CDATA[' . $category['name'] . ']]></wp:cat_name></wp:category>' . "\n";
	$catID++;
}
/* Get all tags of articles stocked in PluXml configuration. */
$plxTags = $plxMotor->aTags;
/*
 * Permit to transform a tag into a nicename tag with no Accented UTF-8
 * characters + space + apostrophe.
 * ==> http://www.randomsequence.com/articles/
 * removing-accented-utf-8-characters-with-php/
 */
$search = explode(
	",", " ,',ç,æ,œ,á,é,í,ó,ú,à,è,ì,ò,ù,ä,ë,ï,ö,ü,ÿ,â,ê,î,ô,û,å,e,i,ø,u"
);
$replace = explode(
	",", "-,-,c,ae,oe,a,e,i,o,u,a,e,i,o,u,a,e,i,o,u,y,a,e,i,o,u,a,e,i,o,u"
);
/* Store all tags in one array, eliminate dupe and create a nicename. */
foreach ($plxTags as $plxSetOfTags) {
	$tags = explode(', ', $plxSetOfTags['tags']);
	foreach ($tags as $tag) {
		if (strlen($tag) > 1) {
			$allTags[$tag] = str_replace($search, $replace, $tag);
		}
	}
}
/* Handle ID and generate the list of tags. */
$tagID = 1;
foreach ($allTags as $key => $value) {
	$xmlWPHeader .= "\t" . '<wp:tag><wp:term_id>' . $tagID . '</wp:term_id><wp:tag_slug>' . $value . '</wp:tag_slug><wp:tag_name><![CDATA[' . $key . ']]></wp:tag_name></wp:tag>' . "\n";
	$tagID++;
}
/* Get all comments stocked in PluXml xml files. */
$plxMotor->getCommentaires('/^[0-9]{4}.(.*).xml$/', 'sort', 0, 0, 'all');
$allComments = $plxMotor->plxRecord_coms; // Object of type plxRecord!
$commentID = 1; // Comment ID start to 1, then increment.
/* For each articles convert to WordPress's XML format. */
foreach ($articles as $article) {
	/* Handle attributs of the article. */
	/*
	 * Get the date in 'c' format and convert to 'r' format used by
	 * WordPress.
	 */
	$pubDate = new DateTime($article['date']);
	$pubDate = $pubDate->format('r');
	/*
	 * Get categories of the article (in integer format). For each categories
	 * get the name of the category.
	 */
	$articleCategories = explode(',', $article['categorie']);
	foreach ($articleCategories as $articleCategory) {
		$articleCategoriesName[] = array(
			'name' => $categories[$articleCategory]['name'],
			'nicename' => $categories[$articleCategory]['url']
		);
	}
	/* Get the comments associated with the article. */
	if ($article['nb_com'] > 0 ) {
		$thereIsComments = true;
		foreach ($allComments->result as $comment) {
			if ($comment['article'] == $article['numero']) {
				/*
				 * Can be optimized by not loading all comments and searching
				 * the article ID.
				 */
				$articleComments[] = $comment;
			}
		}
	} else { $thereIsComments = false; }
	/* Generate an item in WordPress's XML format. */
	$xmlWPItem .= "\t" . '<item>' . "\n";
	$xmlWPItem .= "\t\t" . '<title>' . $article['title'] . '</title>' . "\n";
	$xmlWPItem .= "\t\t" . '<pubDate>' . $pubDate . '</pubDate>' . "\n";
	$xmlWPItem .= "\t\t" . '<content:encoded><![CDATA[' . $article['content'] . ']]></content:encoded>' . "\n";
	$xmlWPItem .= "\t\t" . '<wp:post_date>' . $article['date'] . '</wp:post_date>' . "\n";
	$xmlWPItem .= "\t\t" . '<wp:post_date_gmt>' . $article['date'] . '</wp:post_date_gmt>' . "\n";
	$xmlWPItem .= "\t\t" . '<wp:post_type>post</wp:post_type>' . "\n";
	$xmlWPItem .= "\t\t" . '<wp:comment_status>open</wp:comment_status>' . "\n";
	$xmlWPItem .= "\t\t" . '<wp:ping_status>open</wp:ping_status>' . "\n";
	$xmlWPItem .= "\t\t" . '<wp:status>publish</wp:status>' . "\n";
	foreach ($articleCategoriesName as $category) {
		$xmlWPItem .= "\t\t" . '<category domain="category" nicename="' . $category['nicename'] . '"><![CDATA[' . $category['name'] . ']]></category>' . "\n";
	}
	$articleTags = explode(', ', $article['tags']);
	foreach ($articleTags as $tag) {
		if(array_key_exists($tag, $allTags)) {
			$xmlWPItem .= "\t\t" . '<category domain="post_tag" nicename="' . $allTags[$tag] . '"><![CDATA[' . $tag . ']]></category>' . "\n";
		}
	}
	/* Handle comments. */
	if ($thereIsComments) {
		foreach ($articleComments as $comment) {
			/* Handle date of comments. */
			$commentDate = new DateTime($comment['date']);
			$commentDate = $commentDate->format('Y-m-d H:i:s');
			$xmlWPItem .= "\t\t" . '<wp:comment>' . "\n";
			$xmlWPItem .= "\t\t\t" . '<wp:comment_id>' . $commentID . '</wp:comment_id>' . "\n";
			$xmlWPItem .= "\t\t\t" . '<wp:comment_author><![CDATA[' . $comment['author'] . ']]></wp:comment_author>' . "\n";
			$xmlWPItem .= "\t\t\t" . '<wp:comment_author_email>' . $comment['mail'] . '</wp:comment_author_email>' . "\n";
			$xmlWPItem .= "\t\t\t" . '<wp:comment_author_url>' . $comment['site'] . '</wp:comment_author_url>' . "\n";
			$xmlWPItem .= "\t\t\t" . '<wp:comment_author_IP>' . $comment['ip'] . '</wp:comment_author_IP>' . "\n";
			$xmlWPItem .= "\t\t\t" . '<wp:comment_date>' . $commentDate . '</wp:comment_date>' . "\n";
			$xmlWPItem .= "\t\t\t" . '<wp:comment_date_gmt>' . $commentDate . '</wp:comment_date_gmt>' . "\n";
			$xmlWPItem .= "\t\t\t" . '<wp:comment_content><![CDATA[' . $comment['content'] . ']]></wp:comment_content>' . "\n";
			$xmlWPItem .= "\t\t\t" . '<wp:comment_approved>1</wp:comment_approved>' . "\n";
			$xmlWPItem .= "\t\t\t" . '<wp:comment_type></wp:comment_type>' . "\n";
			$xmlWPItem .= "\t\t\t" . '<wp:comment_parent>0</wp:comment_parent>' . "\n";
			$xmlWPItem .= "\t\t\t" . '<wp:comment_user_id>0</wp:comment_user_id>' . "\n";
			$xmlWPItem .= "\t\t" . '</wp:comment>' . "\n";
			$commentID++; //Increment commentID.
		}
	}
	$xmlWPItem .= "\t" . '</item>' . "\n";
	/* Unset variables used for comments and categories name. */
	unset($articleComments);
	unset($articleCategoriesName);
}
$xmlWPFooter  = '</channel>' . "\n";
$xmlWPFooter .= '</rss>';
/* Here we go! Final result. */
print $xmlWPHeader . $xmlWPItem . $xmlWPFooter;
?>