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@westonruter
westonruter committed Jun 27, 2018
1 parent fab22d4 commit 718e643
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Showing 6 changed files with 151 additions and 106 deletions.
10 changes: 0 additions & 10 deletions amp.php
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Original file line number Diff line number Diff line change
Expand Up @@ -296,7 +296,6 @@ function amp_correct_query_when_is_front_page( WP_Query $query ) {
* 'template_dir' => 'my-amp-templates',
* ) );
*
* @todo Why do we even need this function?
* @see \AMP_Theme_Support::is_paired_available()
*
* @return boolean Whether this is in AMP 'canonical' mode, that is whether it is native and there is not separate AMP URL current URL.
Expand All @@ -319,18 +318,9 @@ function amp_is_canonical() {
if ( ! empty( $args['template_dir'] ) ) {
return false;
}
//
// // Otherwise, the available_callback dictates whether AMP is available.
// if ( isset( $args['available_callback'] ) && is_callable( $args['available_callback'] ) ) {
// return call_user_func( $args['available_callback'] );
// }
}
return true;
}
//
//function amp_is_available() {
//
//}

/**
* Load classes.
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2 changes: 0 additions & 2 deletions includes/admin/class-amp-post-meta-box.php
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Original file line number Diff line number Diff line change
Expand Up @@ -170,8 +170,6 @@ public function render_status( $post ) {
is_post_type_viewable( $post->post_type )
&&
current_user_can( 'edit_post', $post->ID )
&&
! amp_is_canonical()
);

if ( true !== $verify ) {
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59 changes: 11 additions & 48 deletions includes/amp-helper-functions.php
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Original file line number Diff line number Diff line change
Expand Up @@ -317,60 +317,23 @@ function is_amp_endpoint() {
return false;
}

// Otherwise, it is an AMP endpoint if AMP is available.
return amp_get_availability();
}

/**
* Determine availability of AMP for the given query.
*
* @since 1.0
* @global WP_Query $wp_the_query
*
* @param WP_Query|null $query Query. If null then the global query will be used.
* @return bool Whether AMP is available.
*/
function amp_get_availability( $query = null ) {
global $wp_the_query;
if ( ! $query ) {
$query = $wp_the_query;
}

if ( ! ( $query instanceof WP_Query ) ) {
_doing_it_wrong( __FUNCTION__, esc_html__( 'No WP_Query available.', 'amp' ), '1.0' );
return false;
}

$available = null;
if ( current_theme_supports( 'amp' ) ) {
$args = get_theme_support( 'amp' );
if ( isset( $args[0]['available_callback'] ) && is_callable( $args[0]['available_callback'] ) ) {
$callback = $args[0]['available_callback'];

// If the available_callback is a method on the query, then call the method on the query itself.
if ( is_string( $callback ) && 'is_' === substr( $callback, 0, 3 ) && method_exists( $query, $callback ) ) {
$available = call_user_func( array( $query, $callback ) );
} else {
$available = call_user_func( $callback );
}
}
}

// Availability has been is programmatically determined via the available_callback.
if ( is_bool( $available ) ) {
return $available;
}

if ( $query->is_singular() ) {
// Check if the queried object supports AMP.
if ( is_singular() ) {
/**
* Post.
*
* @var WP_Post $queried_object
*/
$queried_object = $query->get_queried_object();
return post_supports_amp( $queried_object ); // @todo FAIL: This is calling get_support_errors(), and get_support_errors() is calling amp_get_availability().
$queried_object = get_queried_object();
if ( ! post_supports_amp( $queried_object ) ) {
return false;
}
}

if ( current_theme_supports( 'amp' ) ) {
return true === AMP_Theme_Support::get_template_availability();
} else {
return (bool) AMP_Options_Manager::get_option( 'non_singular_supported' ); // @todo Consider other kinds of queries.
return false; // Legacy templates only support posts via AMP_Post_Template.
}
}

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17 changes: 0 additions & 17 deletions includes/class-amp-post-type-support.php
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Original file line number Diff line number Diff line change
Expand Up @@ -94,23 +94,6 @@ public static function get_support_errors( $post ) {
$errors[] = 'skip-post';
}

$query = new WP_Query();

$query->queried_object = $post;
$query->queried_object_id = $post->ID;
if ( 'page' === $post->post_type ) {
$query->set( 'post_id', $post->ID );
} else {
$query->set( 'p', $post->ID );
}
$query->parse_query();

$availability = amp_get_availability( $query );
if ( ! $availability ) {
$errors[] = '';
}


return $errors;
}
}
128 changes: 110 additions & 18 deletions includes/class-amp-theme-support.php
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Original file line number Diff line number Diff line change
Expand Up @@ -337,7 +337,116 @@ public static function add_amp_template_filters() {
foreach ( self::$template_types as $template_type ) {
add_filter( "{$template_type}_template_hierarchy", array( __CLASS__, 'filter_amp_template_hierarchy' ) );
}
add_filter( 'template_include', array( __CLASS__, 'filter_amp_template_include' ), 100 );
}

/**
* Locate the template for a given query.
*
* @param WP_Query $query Query.
* @return string The template filename if one is located.
*/
public static function get_query_template( $query ) {
foreach ( self::$template_types as $template_type ) {
add_filter( "{$template_type}_template_hierarchy", array( __CLASS__, 'filter_amp_template_hierarchy' ) );
}

// phpcs:disable -- This is copied from wp-includes/template-loader.php
if ( $query->is_embed() && $template = get_embed_template() ) :
elseif ( $query->is_404() && $template = get_404_template() ) :
elseif ( $query->is_search() && $template = get_search_template() ) :
elseif ( $query->is_front_page() && $template = get_front_page_template() ) :
elseif ( $query->is_home() && $template = get_home_template() ) :
elseif ( $query->is_post_type_archive() && $template = get_post_type_archive_template() ) :
elseif ( $query->is_tax() && $template = get_taxonomy_template() ) :
elseif ( $query->is_attachment() && $template = get_attachment_template() ) :
elseif ( $query->is_single() && $template = get_single_template() ) :
elseif ( $query->is_page() && $template = get_page_template() ) :
elseif ( $query->is_singular() && $template = get_singular_template() ) :
elseif ( $query->is_category() && $template = get_category_template() ) :
elseif ( $query->is_tag() && $template = get_tag_template() ) :
elseif ( $query->is_author() && $template = get_author_template() ) :
elseif ( $query->is_date() && $template = get_date_template() ) :
elseif ( $query->is_archive() && $template = get_archive_template() ) :
else :
$template = get_index_template();
endif;
// phpcs:enable

/** This filter is documented in wp-includes/template-loader.php */
$template = apply_filters( 'template_include', $template );

foreach ( self::$template_types as $template_type ) {
remove_filter( "{$template_type}_template_hierarchy", array( __CLASS__, 'filter_amp_template_hierarchy' ) );
}

return $template;
}

/**
* Determine template availability of AMP for the given query.
*
* This is not intended to return whether AMP is available for a _specific_ post. For that, use `post_supports_amp()`.
*
* @since 1.0
* @global WP_Query $wp_query
* @see post_supports_amp()
*
* @param WP_Query|WP_Post|null $query Query or queried post. If null then the global query will be used.
* @return true|WP_Error True if template is available, WP_Error if otherwise.
*/
public static function get_template_availability( $query = null ) {
global $wp_query;

if ( $query instanceof WP_Post ) {
$post = $query;
$query = new WP_Query();

$query->queried_object = $post;
$query->queried_object_id = $post->ID;
if ( 'page' === $post->post_type ) {
$query->set( 'post_id', $post->ID );
} else {
$query->set( 'p', $post->ID );
}
$query->parse_query();
} elseif ( ! $query ) {
$query = $wp_query;
}

if ( ! ( $query instanceof WP_Query ) ) {
_doing_it_wrong( __FUNCTION__, esc_html__( 'No WP_Query available.', 'amp' ), '1.0' );
return new WP_Error( 'no_query_available' );
}

if ( ! current_theme_supports( 'amp' ) ) {
return new WP_Error( 'no_theme_support' );
}

$args = get_theme_support( 'amp' );
if ( isset( $args[0]['available_callback'] ) && is_callable( $args[0]['available_callback'] ) ) {
$callback = $args[0]['available_callback'];

// If the available_callback is a method on the query, then call the method on the query itself.
if ( is_string( $callback ) && 'is_' === substr( $callback, 0, 3 ) && method_exists( $query, $callback ) ) {
$available = call_user_func( array( $query, $callback ) );
} else {
$available = call_user_func( $callback );
}
if ( false === $available ) {
return new WP_Error( 'unavailable_by_callback' );
}
}

// Make sure there is a template available for the query in the template_dir if it is defined..
if ( ! empty( $args[0]['template_dir'] ) ) {
$template = self::get_query_template( $query );
if ( empty( $template ) || ! file_exists( $template ) ) {
return new WP_Error( 'no_existing_template' );
}
}

// If all checks have passed, then the template is available.
return true;
}

/**
Expand Down Expand Up @@ -768,23 +877,6 @@ public static function filter_amp_template_hierarchy( $templates ) {
return $templates;
}

/**
* Redirect to the non-canonical URL when the template to include is empty.
*
* This is a failsafe in case an index.php is not located in the AMP template_dir,
* and the available_callback fails to omit a given request from being available in AMP.
*
* @param string $template Template to include.
* @return string Template to include.
*/
public static function filter_amp_template_include( $template ) {
if ( empty( $template ) ) {
wp_safe_redirect( self::get_current_canonical_url(), 302 ); // Temporary redirect because support may come later.
exit;
}
return $template;
}

/**
* Get canonical URL for current request.
*
Expand Down
41 changes: 30 additions & 11 deletions includes/options/class-amp-options-menu.php
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Original file line number Diff line number Diff line change
Expand Up @@ -292,7 +292,7 @@ public function render_supported_templates() {
</label>
</p>
<p class="description">
<?php esc_html_e( 'Non-singular means templates like categories, date archives, author pages, and so on.', 'amp' ); ?>
<?php esc_html_e( 'This will allow all of the URLs on your site to be served as AMP by default.', 'amp' ); ?>
</p>
</fieldset>

Expand All @@ -302,7 +302,7 @@ public function render_supported_templates() {
$element_name = AMP_Options_Manager::OPTION_NAME . '[supported_post_types][]';
?>
<legend>
<h2 class="title"><?php esc_html_e( 'Single Templates', 'amp' ); ?></h2>
<h4 class="title"><?php esc_html_e( 'Singular', 'amp' ); ?></h4>
</legend>

<?php foreach ( array_map( 'get_post_type_object', AMP_Post_Type_Support::get_eligible_post_types() ) as $post_type ) : ?>
Expand Down Expand Up @@ -333,19 +333,38 @@ public function render_supported_templates() {

<?php
// This is inspired by Jetpack's Widget Conditions.
// @todo We need to construct a WP_Query for each? There will neeed to
$templates = array(
'page' => array(
'front' => array(),
'posts' => array(),
'date' => array(),
),
'author' => array(
'author' => array(
'' => __( 'All author pages', 'amp' ),
),
'category' => array(
'' => __( 'All category pages', 'amp' ),
)
'category' => array_merge(
array(
'' => __( 'All category pages', 'amp' ),
)
),
'tag' => array_merge(
array(
'' => __( 'All tag pages', 'amp' ),
)
),
'date' => array(
'' => __( 'All date archives', 'amp' ),
'day' => __( 'Daily archives', 'amp' ),
'month' => __( 'Monthly archives', 'amp' ),
'year' => __( 'Yearly archives', 'amp' ),
),
'page' => array(
'front' => __( 'Front page', 'amp' ),
'posts' => __( 'Posts page', 'amp' ),
'archive' => __( 'Archive page', 'amp' ),
'404' => __( '404 error page', 'amp' ),
'search' => __( 'Search results', 'amp' ),
),
// @todo Post type archives.
// @todo Custom taxonomies.
);

?>

<fieldset class="non_singular_supported">
Expand Down

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