From 46dbf8b1c9f17bcf7527eacccb8d1092ba49a213 Mon Sep 17 00:00:00 2001
From: Ryan Boren <ryan@git.wordpress.org>
Date: Thu, 15 Nov 2007 05:32:33 +0000
Subject: [PATCH] Move export_wp() to an include. Props tellyworth. fixes #5347

git-svn-id: https://develop.svn.wordpress.org/trunk@6335 602fd350-edb4-49c9-b593-d223f7449a82
---
 wp-admin/export.php          | 230 +----------------------------------
 wp-admin/includes/export.php | 226 ++++++++++++++++++++++++++++++++++
 2 files changed, 231 insertions(+), 225 deletions(-)
 create mode 100644 wp-admin/includes/export.php

diff --git a/wp-admin/export.php b/wp-admin/export.php
index 45f1774ce8..976e36fe65 100644
--- a/wp-admin/export.php
+++ b/wp-admin/export.php
@@ -1,10 +1,13 @@
 <?php
 require_once ('admin.php');
+require_once('includes/export.php');
 $title = __('Export');
 $parent_file = 'edit.php';
 
-if ( isset( $_GET['download'] ) )
-	export_wp();
+if ( isset( $_GET['download'] ) ) {	
+	export_wp( $_GET['author'] );
+	die();
+}
 
 require_once ('admin-header.php');
 ?>
@@ -44,229 +47,6 @@ foreach ( $authors as $id ) {
 
 <?php
 
-function export_wp() {
-global $wpdb, $post_ids, $post;
-
-do_action('export_wp');
-
-$filename = 'wordpress.' . date('Y-m-d') . '.xml';
-
-header('Content-Description: File Transfer');
-header("Content-Disposition: attachment; filename=$filename");
-header('Content-Type: text/xml; charset=' . get_option('blog_charset'), true);
-
-$where = '';
-if ( isset( $_GET['author'] ) && $_GET['author'] != 'all' ) {
-	$author_id = (int) $_GET['author'];
-	$where = " WHERE post_author = '$author_id' ";
-}
-
-// grab a snapshot of post IDs, just in case it changes during the export
-$post_ids = $wpdb->get_col("SELECT ID FROM $wpdb->posts $where ORDER BY post_date_gmt ASC");
-
-$categories = (array) get_categories('get=all');
-$tags = (array) get_tags('get=all');
-
-function wxr_missing_parents($categories) {
-	if ( !is_array($categories) || empty($categories) )
-		return array();
-
-	foreach ( $categories as $category )
-		$parents[$category->term_id] = $category->parent;
-
-	$parents = array_unique(array_diff($parents, array_keys($parents)));
-
-	if ( $zero = array_search('0', $parents) )
-		unset($parents[$zero]);
-
-	return $parents;
-}
-
-while ( $parents = wxr_missing_parents($categories) ) {
-	$found_parents = get_categories("include=" . join(', ', $parents));
-	if ( is_array($found_parents) && count($found_parents) )
-		$categories = array_merge($categories, $found_parents);
-	else
-		break;
-}
-
-// Put them in order to be inserted with no child going before its parent
-$pass = 0;
-$passes = 1000 + count($categories);
-while ( ( $cat = array_shift($categories) ) && ++$pass < $passes ) {
-	if ( $cat->parent == 0 || isset($cats[$cat->parent]) ) {
-		$cats[$cat->term_id] = $cat;
-	} else {
-		$categories[] = $cat;
-	}
-}
-unset($categories);
-
-function wxr_cdata($str) {
-	if ( seems_utf8($str) == false )
-		$str = utf8_encode($str);
-
-	// $str = ent2ncr(wp_specialchars($str));
-
-	$str = "<![CDATA[$str" . ( ( substr($str, -1) == ']' ) ? ' ' : '') . "]]>";
-
-	return $str;
-}
-
-function wxr_cat_name($c) {
-	if ( empty($c->name) )
-		return;
-
-	echo '<wp:cat_name>' . wxr_cdata($c->name) . '</wp:cat_name>';
-}
-
-function wxr_category_description($c) {
-	if ( empty($c->description) )
-		return;
-
-	echo '<wp:category_description>' . wxr_cdata($c->description) . '</wp:category_description>';
-}
-
-function wxr_tag_name($t) {
-	if ( empty($t->name) )
-		return;
-
-	echo '<wp:tag_name>' . wxr_cdata($t->name) . '</wp:tag_name>';
-}
-
-function wxr_tag_description($t) {
-	if ( empty($t->description) )
-		return;
-
-	echo '<wp:tag_description>' . wxr_cdata($t->description) . '</wp:tag_description>';
-}
-
-function wxr_post_taxonomy() {
-	$categories = get_the_category();
-	$tags = get_the_tags();
-	$cat_names = array();
-	$tag_names = array();
-	$the_list = '';
-	$filter = 'rss';
-
-	if ( !empty($categories) ) foreach ( (array) $categories as $category ) {
-		$cat_name = sanitize_term_field('name', $category->name, $category->term_id, 'category', $filter);
-		$the_list .= "\n\t\t<category><![CDATA[$cat_name]]></category>\n";
-	}
-
-	if ( !empty($tags) ) foreach ( (array) $tags as $tag ) {
-		$tag_name = sanitize_term_field('name', $tag->name, $tag->term_id, 'post_tag', $filter);
-		$the_list .= "\n\t\t<category domain=\"tag\"><![CDATA[$tag_name]]></category>\n";
-	}
-
-	echo $the_list;
-}
-
-echo '<?xml version="1.0" encoding="' . get_bloginfo('charset') . '"?' . ">\n";
-
-?>
-<!-- This is a WordPress eXtended RSS file generated by WordPress as an export of your blog. -->
-<!-- It contains information about your blog's posts, comments, and categories. -->
-<!-- You may use this file to transfer that content from one site to another. -->
-<!-- This file is not intended to serve as a complete backup of your blog. -->
-
-<!-- To import this information into a WordPress blog follow these steps. -->
-<!-- 1. Log into that blog as an administrator. -->
-<!-- 2. Go to Manage: Import in the blog's admin panels. -->
-<!-- 3. Choose "WordPress" from the list. -->
-<!-- 4. Upload this file using the form provided on that page. -->
-<!-- 5. You will first be asked to map the authors in this export file to users -->
-<!--    on the blog.  For each author, you may choose to map to an -->
-<!--    existing user on the blog or to create a new user -->
-<!-- 6. WordPress will then import each of the posts, comments, and categories -->
-<!--    contained in this file into your blog -->
-
-<?php the_generator('export');?>
-<rss version="2.0"
-	xmlns:content="http://purl.org/rss/1.0/modules/content/"
-	xmlns:wfw="http://wellformedweb.org/CommentAPI/"
-	xmlns:dc="http://purl.org/dc/elements/1.1/"
-	xmlns:wp="http://wordpress.org/export/1.0/"
->
-
-<channel>
-	<title><?php bloginfo_rss('name'); ?></title>
-	<link><?php bloginfo_rss('url') ?></link>
-	<description><?php bloginfo_rss("description") ?></description>
-	<pubDate><?php echo mysql2date('D, d M Y H:i:s +0000', get_lastpostmodified('GMT'), false); ?></pubDate>
-	<generator>http://wordpress.org/?v=<?php bloginfo_rss('version'); ?></generator>
-	<language><?php echo get_option('rss_language'); ?></language>
-<?php if ( $cats ) : foreach ( $cats as $c ) : ?>
-	<wp:category><wp:category_nicename><?php echo $c->slug; ?></wp:category_nicename><wp:category_parent><?php echo $c->parent ? $cats[$c->parent]->name : ''; ?></wp:category_parent><?php wxr_cat_name($c); ?><?php wxr_category_description($c); ?></wp:category>
-<?php endforeach; endif; ?>
-<?php if ( $tags ) : foreach ( $tags as $t ) : ?>
-	<wp:tag><wp:tag_slug><?php echo $t->slug; ?></wp:tag_slug><?php wxr_tag_name($t); ?><?php wxr_tag_description($t); ?></wp:tag>
-<?php endforeach; endif; ?>
-	<?php do_action('rss2_head'); ?>
-	<?php if ($post_ids) {
-		global $wp_query;
-		$wp_query->in_the_loop = true;  // Fake being in the loop.
-		// fetch 20 posts at a time rather than loading the entire table into memory
-		while ( $next_posts = array_splice($post_ids, 0, 20) ) {
-			$where = "WHERE ID IN (".join(',', $next_posts).")";
-			$posts = $wpdb->get_results("SELECT * FROM $wpdb->posts $where ORDER BY post_date_gmt ASC");
-				foreach ($posts as $post) {
-			setup_postdata($post); ?>
-<item>
-<title><?php the_title_rss() ?></title>
-<link><?php the_permalink_rss() ?></link>
-<pubDate><?php echo mysql2date('D, d M Y H:i:s +0000', get_post_time('Y-m-d H:i:s', true), false); ?></pubDate>
-<dc:creator><?php the_author() ?></dc:creator>
-<?php wxr_post_taxonomy() ?>
-
-<guid isPermaLink="false"><?php the_guid(); ?></guid>
-<description></description>
-<content:encoded><![CDATA[<?php echo $post->post_content ?>]]></content:encoded>
-<wp:post_id><?php echo $post->ID; ?></wp:post_id>
-<wp:post_date><?php echo $post->post_date; ?></wp:post_date>
-<wp:post_date_gmt><?php echo $post->post_date_gmt; ?></wp:post_date_gmt>
-<wp:comment_status><?php echo $post->comment_status; ?></wp:comment_status>
-<wp:ping_status><?php echo $post->ping_status; ?></wp:ping_status>
-<wp:post_name><?php echo $post->post_name; ?></wp:post_name>
-<wp:status><?php echo $post->post_status; ?></wp:status>
-<wp:post_parent><?php echo $post->post_parent; ?></wp:post_parent>
-<wp:menu_order><?php echo $post->menu_order; ?></wp:menu_order>
-<wp:post_type><?php echo $post->post_type; ?></wp:post_type>
-<?php
-$postmeta = $wpdb->get_results("SELECT * FROM $wpdb->postmeta WHERE post_id = $post->ID");
-if ( $postmeta ) {
-?>
-<?php foreach( $postmeta as $meta ) { ?>
-<wp:postmeta>
-<wp:meta_key><?php echo $meta->meta_key; ?></wp:meta_key>
-<wp:meta_value><?Php echo $meta->meta_value; ?></wp:meta_value>
-</wp:postmeta>
-<?php } ?>
-<?php } ?>
-<?php
-$comments = $wpdb->get_results("SELECT * FROM $wpdb->comments WHERE comment_post_ID = $post->ID");
-if ( $comments ) { foreach ( $comments as $c ) { ?>
-<wp:comment>
-<wp:comment_id><?php echo $c->comment_ID; ?></wp:comment_id>
-<wp:comment_author><?php echo wxr_cdata($c->comment_author); ?></wp:comment_author>
-<wp:comment_author_email><?php echo $c->comment_author_email; ?></wp:comment_author_email>
-<wp:comment_author_url><?php echo $c->comment_author_url; ?></wp:comment_author_url>
-<wp:comment_author_IP><?php echo $c->comment_author_IP; ?></wp:comment_author_IP>
-<wp:comment_date><?php echo $c->comment_date; ?></wp:comment_date>
-<wp:comment_date_gmt><?php echo $c->comment_date_gmt; ?></wp:comment_date_gmt>
-<wp:comment_content><?php echo $c->comment_content; ?></wp:comment_content>
-<wp:comment_approved><?php echo $c->comment_approved; ?></wp:comment_approved>
-<wp:comment_type><?php echo $c->comment_type; ?></wp:comment_type>
-<wp:comment_parent><?php echo $c->comment_parent; ?></wp:comment_parent>
-</wp:comment>
-<?php } } ?>
-	</item>
-<?php } } } ?>
-</channel>
-</rss>
-<?php
-	die();
-}
 
 include ('admin-footer.php');
 ?>
diff --git a/wp-admin/includes/export.php b/wp-admin/includes/export.php
new file mode 100644
index 0000000000..aa20dc2381
--- /dev/null
+++ b/wp-admin/includes/export.php
@@ -0,0 +1,226 @@
+<?php
+
+function export_wp($author='') {
+global $wpdb, $post_ids, $post;
+
+do_action('export_wp');
+
+$filename = 'wordpress.' . date('Y-m-d') . '.xml';
+
+header('Content-Description: File Transfer');
+header("Content-Disposition: attachment; filename=$filename");
+header('Content-Type: text/xml; charset=' . get_option('blog_charset'), true);
+
+$where = '';
+if ( $author and $author != 'all' ) {
+	$author_id = (int) $author;
+	$where = " WHERE post_author = '$author_id' ";
+}
+
+// grab a snapshot of post IDs, just in case it changes during the export
+$post_ids = $wpdb->get_col("SELECT ID FROM $wpdb->posts $where ORDER BY post_date_gmt ASC");
+
+$categories = (array) get_categories('get=all');
+$tags = (array) get_tags('get=all');
+
+function wxr_missing_parents($categories) {
+	if ( !is_array($categories) || empty($categories) )
+		return array();
+
+	foreach ( $categories as $category )
+		$parents[$category->term_id] = $category->parent;
+
+	$parents = array_unique(array_diff($parents, array_keys($parents)));
+
+	if ( $zero = array_search('0', $parents) )
+		unset($parents[$zero]);
+
+	return $parents;
+}
+
+while ( $parents = wxr_missing_parents($categories) ) {
+	$found_parents = get_categories("include=" . join(', ', $parents));
+	if ( is_array($found_parents) && count($found_parents) )
+		$categories = array_merge($categories, $found_parents);
+	else
+		break;
+}
+
+// Put them in order to be inserted with no child going before its parent
+$pass = 0;
+$passes = 1000 + count($categories);
+while ( ( $cat = array_shift($categories) ) && ++$pass < $passes ) {
+	if ( $cat->parent == 0 || isset($cats[$cat->parent]) ) {
+		$cats[$cat->term_id] = $cat;
+	} else {
+		$categories[] = $cat;
+	}
+}
+unset($categories);
+
+function wxr_cdata($str) {
+	if ( seems_utf8($str) == false )
+		$str = utf8_encode($str);
+
+	// $str = ent2ncr(wp_specialchars($str));
+
+	$str = "<![CDATA[$str" . ( ( substr($str, -1) == ']' ) ? ' ' : '') . "]]>";
+
+	return $str;
+}
+
+function wxr_cat_name($c) {
+	if ( empty($c->name) )
+		return;
+
+	echo '<wp:cat_name>' . wxr_cdata($c->name) . '</wp:cat_name>';
+}
+
+function wxr_category_description($c) {
+	if ( empty($c->description) )
+		return;
+
+	echo '<wp:category_description>' . wxr_cdata($c->description) . '</wp:category_description>';
+}
+
+function wxr_tag_name($t) {
+	if ( empty($t->name) )
+		return;
+
+	echo '<wp:tag_name>' . wxr_cdata($t->name) . '</wp:tag_name>';
+}
+
+function wxr_tag_description($t) {
+	if ( empty($t->description) )
+		return;
+
+	echo '<wp:tag_description>' . wxr_cdata($t->description) . '</wp:tag_description>';
+}
+
+function wxr_post_taxonomy() {
+	$categories = get_the_category();
+	$tags = get_the_tags();
+	$cat_names = array();
+	$tag_names = array();
+	$the_list = '';
+	$filter = 'rss';
+
+	if ( !empty($categories) ) foreach ( (array) $categories as $category ) {
+		$cat_name = sanitize_term_field('name', $category->name, $category->term_id, 'category', $filter);
+		$the_list .= "\n\t\t<category><![CDATA[$cat_name]]></category>\n";
+	}
+
+	if ( !empty($tags) ) foreach ( (array) $tags as $tag ) {
+		$tag_name = sanitize_term_field('name', $tag->name, $tag->term_id, 'post_tag', $filter);
+		$the_list .= "\n\t\t<category domain=\"tag\"><![CDATA[$tag_name]]></category>\n";
+	}
+
+	echo $the_list;
+}
+
+echo '<?xml version="1.0" encoding="' . get_bloginfo('charset') . '"?' . ">\n";
+
+?>
+<!-- This is a WordPress eXtended RSS file generated by WordPress as an export of your blog. -->
+<!-- It contains information about your blog's posts, comments, and categories. -->
+<!-- You may use this file to transfer that content from one site to another. -->
+<!-- This file is not intended to serve as a complete backup of your blog. -->
+
+<!-- To import this information into a WordPress blog follow these steps. -->
+<!-- 1. Log into that blog as an administrator. -->
+<!-- 2. Go to Manage: Import in the blog's admin panels. -->
+<!-- 3. Choose "WordPress" from the list. -->
+<!-- 4. Upload this file using the form provided on that page. -->
+<!-- 5. You will first be asked to map the authors in this export file to users -->
+<!--    on the blog.  For each author, you may choose to map to an -->
+<!--    existing user on the blog or to create a new user -->
+<!-- 6. WordPress will then import each of the posts, comments, and categories -->
+<!--    contained in this file into your blog -->
+
+<?php the_generator('export');?>
+<rss version="2.0"
+	xmlns:content="http://purl.org/rss/1.0/modules/content/"
+	xmlns:wfw="http://wellformedweb.org/CommentAPI/"
+	xmlns:dc="http://purl.org/dc/elements/1.1/"
+	xmlns:wp="http://wordpress.org/export/1.0/"
+>
+
+<channel>
+	<title><?php bloginfo_rss('name'); ?></title>
+	<link><?php bloginfo_rss('url') ?></link>
+	<description><?php bloginfo_rss("description") ?></description>
+	<pubDate><?php echo mysql2date('D, d M Y H:i:s +0000', get_lastpostmodified('GMT'), false); ?></pubDate>
+	<generator>http://wordpress.org/?v=<?php bloginfo_rss('version'); ?></generator>
+	<language><?php echo get_option('rss_language'); ?></language>
+<?php if ( $cats ) : foreach ( $cats as $c ) : ?>
+	<wp:category><wp:category_nicename><?php echo $c->slug; ?></wp:category_nicename><wp:category_parent><?php echo $c->parent ? $cats[$c->parent]->name : ''; ?></wp:category_parent><?php wxr_cat_name($c); ?><?php wxr_category_description($c); ?></wp:category>
+<?php endforeach; endif; ?>
+<?php if ( $tags ) : foreach ( $tags as $t ) : ?>
+	<wp:tag><wp:tag_slug><?php echo $t->slug; ?></wp:tag_slug><?php wxr_tag_name($t); ?><?php wxr_tag_description($t); ?></wp:tag>
+<?php endforeach; endif; ?>
+	<?php do_action('rss2_head'); ?>
+	<?php if ($post_ids) {
+		global $wp_query;
+		$wp_query->in_the_loop = true;  // Fake being in the loop.
+		// fetch 20 posts at a time rather than loading the entire table into memory
+		while ( $next_posts = array_splice($post_ids, 0, 20) ) {
+			$where = "WHERE ID IN (".join(',', $next_posts).")";
+			$posts = $wpdb->get_results("SELECT * FROM $wpdb->posts $where ORDER BY post_date_gmt ASC");
+				foreach ($posts as $post) {
+			setup_postdata($post); ?>
+<item>
+<title><?php the_title_rss() ?></title>
+<link><?php the_permalink_rss() ?></link>
+<pubDate><?php echo mysql2date('D, d M Y H:i:s +0000', get_post_time('Y-m-d H:i:s', true), false); ?></pubDate>
+<dc:creator><?php the_author() ?></dc:creator>
+<?php wxr_post_taxonomy() ?>
+
+<guid isPermaLink="false"><?php the_guid(); ?></guid>
+<description></description>
+<content:encoded><![CDATA[<?php echo $post->post_content ?>]]></content:encoded>
+<wp:post_id><?php echo $post->ID; ?></wp:post_id>
+<wp:post_date><?php echo $post->post_date; ?></wp:post_date>
+<wp:post_date_gmt><?php echo $post->post_date_gmt; ?></wp:post_date_gmt>
+<wp:comment_status><?php echo $post->comment_status; ?></wp:comment_status>
+<wp:ping_status><?php echo $post->ping_status; ?></wp:ping_status>
+<wp:post_name><?php echo $post->post_name; ?></wp:post_name>
+<wp:status><?php echo $post->post_status; ?></wp:status>
+<wp:post_parent><?php echo $post->post_parent; ?></wp:post_parent>
+<wp:menu_order><?php echo $post->menu_order; ?></wp:menu_order>
+<wp:post_type><?php echo $post->post_type; ?></wp:post_type>
+<?php
+$postmeta = $wpdb->get_results("SELECT * FROM $wpdb->postmeta WHERE post_id = $post->ID");
+if ( $postmeta ) {
+?>
+<?php foreach( $postmeta as $meta ) { ?>
+<wp:postmeta>
+<wp:meta_key><?php echo $meta->meta_key; ?></wp:meta_key>
+<wp:meta_value><?Php echo $meta->meta_value; ?></wp:meta_value>
+</wp:postmeta>
+<?php } ?>
+<?php } ?>
+<?php
+$comments = $wpdb->get_results("SELECT * FROM $wpdb->comments WHERE comment_post_ID = $post->ID");
+if ( $comments ) { foreach ( $comments as $c ) { ?>
+<wp:comment>
+<wp:comment_id><?php echo $c->comment_ID; ?></wp:comment_id>
+<wp:comment_author><?php echo wxr_cdata($c->comment_author); ?></wp:comment_author>
+<wp:comment_author_email><?php echo $c->comment_author_email; ?></wp:comment_author_email>
+<wp:comment_author_url><?php echo $c->comment_author_url; ?></wp:comment_author_url>
+<wp:comment_author_IP><?php echo $c->comment_author_IP; ?></wp:comment_author_IP>
+<wp:comment_date><?php echo $c->comment_date; ?></wp:comment_date>
+<wp:comment_date_gmt><?php echo $c->comment_date_gmt; ?></wp:comment_date_gmt>
+<wp:comment_content><?php echo $c->comment_content; ?></wp:comment_content>
+<wp:comment_approved><?php echo $c->comment_approved; ?></wp:comment_approved>
+<wp:comment_type><?php echo $c->comment_type; ?></wp:comment_type>
+<wp:comment_parent><?php echo $c->comment_parent; ?></wp:comment_parent>
+</wp:comment>
+<?php } } ?>
+	</item>
+<?php } } } ?>
+</channel>
+</rss>
+<?php
+}
+
+?>
\ No newline at end of file