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<title>[26225] trunk/src/wp-content/themes/twentyfourteen: Twenty Fourteen: limit back compat to 3.6 and later versions.</title>
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<dl class="meta">
<dt>Revision</dt> <dd><a href="http://core.trac.wordpress.org/changeset/26225">26225</a></dd>
<dt>Author</dt> <dd>lancewillett</dd>
<dt>Date</dt> <dd>2013-11-15 21:14:49 +0000 (Fri, 15 Nov 2013)</dd>
</dl>
<h3>Log Message</h3>
<pre>Twenty Fourteen: limit back compat to 3.6 and later versions. See <a href="http://core.trac.wordpress.org/ticket/26055">#26055</a>, props obenland.</pre>
<h3>Modified Paths</h3>
<ul>
<li><a href="#trunksrcwpcontentthemestwentyfourteenfunctionsphp">trunk/src/wp-content/themes/twentyfourteen/functions.php</a></li>
<li><a href="#trunksrcwpcontentthemestwentyfourteenincwidgetsphp">trunk/src/wp-content/themes/twentyfourteen/inc/widgets.php</a></li>
</ul>
<h3>Added Paths</h3>
<ul>
<li><a href="#trunksrcwpcontentthemestwentyfourteenincbackcompatphp">trunk/src/wp-content/themes/twentyfourteen/inc/back-compat.php</a></li>
</ul>
</div>
<div id="patch">
<h3>Diff</h3>
<a id="trunksrcwpcontentthemestwentyfourteenfunctionsphp"></a>
<div class="modfile"><h4>Modified: trunk/src/wp-content/themes/twentyfourteen/functions.php (26224 => 26225)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/src/wp-content/themes/twentyfourteen/functions.php 2013-11-15 21:02:56 UTC (rev 26224)
+++ trunk/src/wp-content/themes/twentyfourteen/functions.php 2013-11-15 21:14:49 UTC (rev 26225)
</span><span class="lines">@@ -34,6 +34,12 @@
</span><span class="cx"> if ( ! isset( $content_width ) )
</span><span class="cx"> $content_width = 474;
</span><span class="cx">
</span><ins>+/**
+ * Twenty Fourteen only works in WordPress 3.6 or later.
+ */
+if ( version_compare( $GLOBALS['wp_version'], '3.6', '<' ) )
+ require get_template_directory() . '/inc/back-compat.php';
+
</ins><span class="cx"> if ( ! function_exists( 'twentyfourteen_setup' ) ) :
</span><span class="cx"> /**
</span><span class="cx"> * Twenty Fourteen setup.
</span><span class="lines">@@ -217,8 +223,6 @@
</span><span class="cx"> * @return void
</span><span class="cx"> */
</span><span class="cx"> function twentyfourteen_scripts() {
</span><del>- global $wp_styles;
-
</del><span class="cx"> // Add Lato font, used in the main stylesheet.
</span><span class="cx"> wp_enqueue_style( 'twentyfourteen-lato', twentyfourteen_font_url(), array(), null );
</span><span class="cx">
</span><span class="lines">@@ -230,7 +234,7 @@
</span><span class="cx">
</span><span class="cx"> // Load the Internet Explorer specific stylesheet.
</span><span class="cx"> wp_enqueue_style( 'twentyfourteen-ie', get_template_directory_uri() . '/css/ie.css', array( 'twentyfourteen-style' ), '20131110' );
</span><del>- $wp_styles->add_data( 'twentyfourteen-ie', 'conditional', 'lt IE 9' );
</del><ins>+ wp_style_add_data( 'twentyfourteen-ie', 'conditional', 'lt IE 9' );
</ins><span class="cx">
</span><span class="cx"> if ( is_singular() && comments_open() && get_option( 'thread_comments' ) )
</span><span class="cx"> wp_enqueue_script( 'comment-reply' );
</span></span></pre></div>
<a id="trunksrcwpcontentthemestwentyfourteenincbackcompatphp"></a>
<div class="addfile"><h4>Added: trunk/src/wp-content/themes/twentyfourteen/inc/back-compat.php (0 => 26225)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/src/wp-content/themes/twentyfourteen/inc/back-compat.php (rev 0)
+++ trunk/src/wp-content/themes/twentyfourteen/inc/back-compat.php 2013-11-15 21:14:49 UTC (rev 26225)
</span><span class="lines">@@ -0,0 +1,71 @@
</span><ins>+<?php
+/**
+ * Twenty Fourteen back compat functionality
+ *
+ * Prevents Twenty Fourteen from running on WordPress versions prior to 3.6,
+ * since this theme is not meant to be backward compatible beyond that
+ * and relies on many newer functions and markup changes introduced in 3.6.
+ *
+ * @package WordPress
+ * @subpackage Twenty_Fourteen
+ * @since Twenty Fourteen 1.0
+ */
+
+/**
+ * Prevent switching to Twenty Fourteen on old versions of WordPress.
+ *
+ * Switches to the default theme.
+ *
+ * @since Twenty Fourteen 1.0
+ *
+ * @return void
+ */
+function twentyfourteen_switch_theme() {
+ switch_theme( WP_DEFAULT_THEME, WP_DEFAULT_THEME );
+ unset( $_GET['activated'] );
+ add_action( 'admin_notices', 'twentyfourteen_upgrade_notice' );
+}
+add_action( 'after_switch_theme', 'twentyfourteen_switch_theme' );
+
+/**
+ * Add message for unsuccessful theme switch.
+ *
+ * Prints an update nag after an unsuccessful attempt to switch to
+ * Twenty Fourteen on WordPress versions prior to 3.6.
+ *
+ * @since Twenty Fourteen 1.0
+ *
+ * @return void
+ */
+function twentyfourteen_upgrade_notice() {
+ $message = sprintf( __( 'Twenty Fourteen requires at least WordPress version 3.6. You are running version %s. Please upgrade and try again.', 'twentyfourteen' ), $GLOBALS['wp_version'] );
+ printf( '<div class="error"><p>%s</p></div>', $message );
+}
+
+/**
+ * Prevent the Theme Customizer from being loaded on WordPress versions prior to 3.6.
+ *
+ * @since Twenty Fourteen 1.0
+ *
+ * @return void
+ */
+function twentyfourteen_customize() {
+ wp_die( sprintf( __( 'Twenty Fourteen requires at least WordPress version 3.6. You are running version %s. Please upgrade and try again.', 'twentyfourteen' ), $GLOBALS['wp_version'] ), '', array(
+ 'back_link' => true,
+ ) );
+}
+add_action( 'load-customize.php', 'twentyfourteen_customize' );
+
+/**
+ * Prevent the Theme Preview from being loaded on WordPress versions prior to 3.4.
+ *
+ * @since Twenty Fourteen 1.0
+ *
+ * @return void
+ */
+function twentyfourteen_preview() {
+ if ( isset( $_GET['preview'] ) ) {
+ wp_die( sprintf( __( 'Twenty Fourteen requires at least WordPress version 3.6. You are running version %s. Please upgrade and try again.', 'twentyfourteen' ), $GLOBALS['wp_version'] ) );
+ }
+}
+add_action( 'template_redirect', 'twentyfourteen_preview' );
</ins><span class="cx">Property changes on: trunk/src/wp-content/themes/twentyfourteen/inc/back-compat.php
</span><span class="cx">___________________________________________________________________
</span></span></pre></div>
<a id="svneolstyle"></a>
<div class="addfile"><h4>Added: svn:eol-style</h4></div>
<ins>+native
</ins><span class="cx">\ No newline at end of property
</span><a id="trunksrcwpcontentthemestwentyfourteenincwidgetsphp"></a>
<div class="modfile"><h4>Modified: trunk/src/wp-content/themes/twentyfourteen/inc/widgets.php (26224 => 26225)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/src/wp-content/themes/twentyfourteen/inc/widgets.php 2013-11-15 21:02:56 UTC (rev 26224)
+++ trunk/src/wp-content/themes/twentyfourteen/inc/widgets.php 2013-11-15 21:14:49 UTC (rev 26225)
</span><span class="lines">@@ -131,22 +131,14 @@
</span><span class="cx"> else :
</span><span class="cx"> $images = array();
</span><span class="cx">
</span><del>- if ( function_exists( 'get_post_galleries' ) ) {
- $galleries = get_post_galleries( get_the_ID(), false );
- if ( isset( $galleries[0]['ids'] ) )
- $images = explode( ',', $galleries[0]['ids'] );
- } else {
- $pattern = get_shortcode_regex();
- preg_match( "/$pattern/s", get_the_content(), $match );
- $atts = shortcode_parse_atts( $match[3] );
- if ( isset( $atts['ids'] ) )
- $images = explode( ',', $atts['ids'] );
- }
</del><ins>+ $galleries = get_post_galleries( get_the_ID(), false );
+ if ( isset( $galleries[0]['ids'] ) )
+ $images = explode( ',', $galleries[0]['ids'] );
</ins><span class="cx">
</span><span class="cx"> if ( ! $images ) :
</span><span class="cx"> $images = get_posts( array(
</span><span class="cx"> 'fields' => 'ids',
</span><del>- 'numberposts' => 999,
</del><ins>+ 'numberposts' => -1,
</ins><span class="cx"> 'order' => 'ASC',
</span><span class="cx"> 'orderby' => 'menu_order',
</span><span class="cx"> 'post_mime_type' => 'image',
</span><span class="lines">@@ -166,19 +158,17 @@
</span><span class="cx">
</span><span class="cx"> if ( ! empty ( $post_thumbnail ) ) :
</span><span class="cx"> ?>
</span><del>- <a href="<?php the_permalink(); ?>"><?php echo $post_thumbnail; ?></a>
- <?php
- endif;
- ?>
- <p class="wp-caption-text">
- <?php
- printf( _n( 'This gallery contains <a href="%1$s" rel="bookmark">%2$s photo</a>.', 'This gallery contains <a href="%1$s" rel="bookmark">%2$s photos</a>.', $total_images, 'twentyfourteen' ),
- esc_url( get_permalink() ),
- number_format_i18n( $total_images )
- );
- ?>
- </p>
</del><ins>+ <a href="<?php the_permalink(); ?>"><?php echo $post_thumbnail; ?></a>
+ <?php endif; ?>
+ <p class="wp-caption-text">
</ins><span class="cx"> <?php
</span><ins>+ printf( _n( 'This gallery contains <a href="%1$s" rel="bookmark">%2$s photo</a>.', 'This gallery contains <a href="%1$s" rel="bookmark">%2$s photos</a>.', $total_images, 'twentyfourteen' ),
+ esc_url( get_permalink() ),
+ number_format_i18n( $total_images )
+ );
+ ?>
+ </p>
+ <?php
</ins><span class="cx"> endif;
</span><span class="cx">
</span><span class="cx"> else :
</span></span></pre>
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