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<?php
if ( ! class_exists( 'Catch_Gallery_Carousel' ) ) :
class Catch_Gallery_Carousel {
var $prebuilt_widths = array( 370, 700, 1000, 1200, 1400, 2000 );
var $first_run = true;
var $in_jetpack = true;
function __construct() {
add_action( 'init', array( $this, 'init' ) );
}
function init() {
if ( $this->maybe_disable_jp_carousel() )
return;
$this->in_jetpack = ( class_exists( 'Jetpack' ) && method_exists( 'Jetpack', 'enable_module_configurable' ) ) ? true : false;
$options = catch_gallery_get_options();
if ( is_admin() ) {
// Register the Carousel-related related settings
if ( ! $this->in_jetpack ) {
$carousel_disabled = isset( $options['carousel_enable'] ) ? $options['carousel_enable'] : false;
if ( ! $carousel_disabled ) {
return; // Carousel disabled, abort early, but still register setting so user can switch it back on
}
}
// If in admin, register the ajax endpoints.
add_action( 'wp_ajax_get_attachment_comments', array( $this, 'get_attachment_comments' ) );
add_action( 'wp_ajax_nopriv_get_attachment_comments', array( $this, 'get_attachment_comments' ) );
add_action( 'wp_ajax_post_attachment_comment', array( $this, 'post_attachment_comment' ) );
add_action( 'wp_ajax_nopriv_post_attachment_comment', array( $this, 'post_attachment_comment' ) );
} else {
$carousel_disabled = isset( $options['carousel_enable'] ) ? $options['carousel_enable'] : false;
if ( ! $carousel_disabled ) {
return; // Carousel disabled, abort early, but still register setting so user can switch it back on
}
// If on front-end, do the Carousel thang.
$this->prebuilt_widths = apply_filters( 'jp_carousel_widths', $this->prebuilt_widths );
add_filter( 'post_gallery', array( $this, 'enqueue_assets' ), 1000, 2 ); // load later than other callbacks hooked it
add_filter( 'gallery_style', array( $this, 'add_data_to_container' ) );
add_filter( 'wp_get_attachment_link', array( $this, 'add_data_to_images' ), 10, 2 );
}
if ( $this->in_jetpack && method_exists( 'Jetpack', 'module_configuration_load' ) ) {
Jetpack::enable_module_configurable( dirname( dirname( __FILE__ ) ) . '/carousel.php' );
Jetpack::module_configuration_load( dirname( dirname( __FILE__ ) ) . '/carousel.php', array( $this, 'jetpack_configuration_load' ) );
}
}
function maybe_disable_jp_carousel() {
return apply_filters( 'jp_carousel_maybe_disable', false );
}
function jetpack_configuration_load() {
wp_safe_redirect( admin_url( 'options-media.php#catch_gallery_options[carousel_background_color]' ) );
exit;
}
function asset_version( $version ) {
return apply_filters( 'jp_carousel_asset_version', $version );
}
function enqueue_assets( $output ) {
if ( ! empty( $output ) && ! apply_filters( 'jp_carousel_force_enable', false ) ) {
// Bail because someone is overriding the [gallery] shortcode.
remove_filter( 'gallery_style', array( $this, 'add_data_to_container' ) );
remove_filter( 'wp_get_attachment_link', array( $this, 'add_data_to_images' ) );
return $output;
}
do_action( 'jp_carousel_thumbnails_shown' );
if ( $this->first_run ) {
wp_register_script( 'spin', plugin_dir_url( __FILE__ ) . '../js/spin.js', false, '1.3' );
wp_register_script( 'jquery-spin', plugin_dir_url( __FILE__ ) . '../js/jquery.spin.js', array( 'jquery', 'spin' ) );
wp_enqueue_script( 'jetpack-carousel', plugin_dir_url( __FILE__ ) . '../js/jetpack-carousel.js', array( 'jquery-spin' ), $this->asset_version( CATCH_GALLERY_VERSION ), true );
// Note: using home_url() instead of admin_url() for ajaxurl to be sure to get same domain on wpcom when using mapped domains (also works on self-hosted)
// Also: not hardcoding path since there is no guarantee site is running on site root in self-hosted context.
$is_logged_in = is_user_logged_in();
$current_user = wp_get_current_user();
$comment_registration = intval( get_option( 'comment_registration' ) );
$require_name_email = intval( get_option( 'require_name_email' ) );
$options = catch_gallery_get_options();
$localize_strings = array(
'widths' => $this->prebuilt_widths,
'is_logged_in' => $is_logged_in,
'lang' => strtolower( substr( get_locale(), 0, 2 ) ),
'ajaxurl' => admin_url( 'admin-ajax.php', is_ssl() ? 'https' : 'http' ),
'nonce' => wp_create_nonce( 'carousel_nonce' ),
'display_exif' => isset( $options['carousel_display_exif'] ) ? $options['carousel_display_exif'] : false,
'display_geo' => isset( $options['carousel_display_geo'] ) ? $options['carousel_display_geo'] : false,
'display_comments' => isset( $options['comments_display'] ) ? $options['comments_display']: false,
'fullsize_display' => isset( $options['fullsize_display'] ) ? $options['fullsize_display'] : false,
'background_color' => isset( $options['carousel_background_color'] ) ? $options['carousel_background_color'] : 'black',
'comment' => esc_html__( 'Comment', 'catch-gallery' ),
'post_comment' => esc_html__( 'Post Comment', 'catch-gallery' ),
'loading_comments' => esc_html__( 'Loading Comments...', 'catch-gallery' ),
'download_original' => sprintf( __( 'View full size <span class="photo-size">%1$s<span class="photo-size-times">×</span>%2$s</span>', 'catch-gallery' ), '{0}', '{1}' ),
'no_comment_text' => esc_html__( 'Please be sure to submit some text with your comment.', 'catch-gallery' ),
'no_comment_email' => esc_html__( 'Please provide an email address to comment.', 'catch-gallery' ),
'no_comment_author' => esc_html__( 'Please provide your name to comment.', 'catch-gallery' ),
'comment_post_error' => esc_html__( 'Sorry, but there was an error posting your comment. Please try again later.', 'catch-gallery' ),
'comment_approved' => esc_html__( 'Your comment was approved.', 'catch-gallery' ),
'comment_unapproved' => esc_html__( 'Your comment is in moderation.', 'catch-gallery' ),
'camera' => esc_html__( 'Camera', 'catch-gallery' ),
'aperture' => esc_html__( 'Aperture', 'catch-gallery' ),
'shutter_speed' => esc_html__( 'Shutter Speed', 'catch-gallery' ),
'focal_length' => esc_html__( 'Focal Length', 'catch-gallery' ),
'comment_registration' => $comment_registration,
'require_name_email' => $require_name_email,
'login_url' => wp_login_url( apply_filters( 'the_permalink', get_permalink() ) ),
);
if ( ! isset( $localize_strings['jetpack_comments_iframe_src'] ) || empty( $localize_strings['jetpack_comments_iframe_src'] ) ) {
// We're not using Jetpack comments after all, so fallback to standard local comments.
if ( isset( $localize_strings['display_comments'] )){
if ( $localize_strings['display_comments']) {
if ( $is_logged_in ) {
$localize_strings['local_comments_commenting_as'] = '<p id="jp-carousel-commenting-as">' . sprintf( __( 'Commenting as %s', 'catch-gallery' ), $current_user->data->display_name ) . '</p>';
} else {
if ( $comment_registration ) {
$localize_strings['local_comments_commenting_as'] = '<p id="jp-carousel-commenting-as">' . __( 'You must be <a href="#" class="jp-carousel-comment-login">logged in</a> to post a comment.', 'catch-gallery' ) . '</p>';
} else {
$required = ( $require_name_email ) ? __( '%s (Required)', 'catch-gallery' ) : '%s';
$localize_strings['local_comments_commenting_as'] = ''
. '<fieldset><label for="email">' . sprintf( $required, esc_html__( 'Email', 'catch-gallery' ) ) . '</label> '
. '<input type="text" name="email" class="jp-carousel-comment-form-field jp-carousel-comment-form-text-field" id="jp-carousel-comment-form-email-field" /></fieldset>'
. '<fieldset><label for="author">' . sprintf( $required, esc_html__( 'Name', 'catch-gallery' ) ) . '</label> '
. '<input type="text" name="author" class="jp-carousel-comment-form-field jp-carousel-comment-form-text-field" id="jp-carousel-comment-form-author-field" /></fieldset>'
. '<fieldset><label for="url">' . esc_html__( 'Website', 'catch-gallery' ) . '</label> '
. '<input type="text" name="url" class="jp-carousel-comment-form-field jp-carousel-comment-form-text-field" id="jp-carousel-comment-form-url-field" /></fieldset>';
}
}
}else{
$localize_strings['loading_comments'] = '';
$localize_strings['comment'] = '';
}
}
}
$localize_strings = apply_filters( 'jp_carousel_localize_strings', $localize_strings );
wp_localize_script( 'jetpack-carousel', 'jetpackCarouselStrings', $localize_strings );
wp_enqueue_style( 'jetpack-carousel', plugin_dir_url( __FILE__ ) . '../css/jetpack-carousel.css', array(), $this->asset_version( CATCH_GALLERY_VERSION ) );
wp_style_add_data( 'jetpack-carousel', 'rtl', 'replace' );
wp_enqueue_style( 'jetpack-carousel-ie8fix', plugin_dir_url( __FILE__ ) . '../css/jetpack-carousel-ie8fix.css', '', $this->asset_version( CATCH_GALLERY_VERSION ) );
wp_style_add_data( 'jetpack-carousel-ie8fix', 'conditional', 'lt IE 9' );
do_action( 'jp_carousel_enqueue_assets', $this->first_run, $localize_strings );
$this->first_run = false;
}
return $output;
}
function add_data_to_images( $html, $attachment_id ) {
if ( $this->first_run ) // not in a gallery
return $html;
$attachment_id = intval( $attachment_id );
$orig_file = wp_get_attachment_image_src( $attachment_id, 'full' );
$orig_file = isset( $orig_file[0] ) ? $orig_file[0] : wp_get_attachment_url( $attachment_id );
$meta = wp_get_attachment_metadata( $attachment_id );
$size = isset( $meta['width'] ) ? intval( $meta['width'] ) . ',' . intval( $meta['height'] ) : '';
$img_meta = ( ! empty( $meta['image_meta'] ) ) ? (array) $meta['image_meta'] : array();
$comments_opened = intval( comments_open( $attachment_id ) );
/*
* Note: Cannot generate a filename from the width and height wp_get_attachment_image_src() returns because
* it takes the $content_width global variable themes can set in consideration, therefore returning sizes
* which when used to generate a filename will likely result in a 404 on the image.
* $content_width has no filter we could temporarily de-register, run wp_get_attachment_image_src(), then
* re-register. So using returned file URL instead, which we can define the sizes from through filename
* parsing in the JS, as this is a failsafe file reference.
*
* EG with Twenty Eleven activated:
* array(4) { [0]=> string(82) "http://vanillawpinstall.blah/wp-content/uploads/2012/06/IMG_3534-1024x764.jpg" [1]=> int(584) [2]=> int(435) [3]=> bool(true) }
*
* EG with Twenty Ten activated:
* array(4) { [0]=> string(82) "http://vanillawpinstall.blah/wp-content/uploads/2012/06/IMG_3534-1024x764.jpg" [1]=> int(640) [2]=> int(477) [3]=> bool(true) }
*/
$medium_file_info = wp_get_attachment_image_src( $attachment_id, 'medium' );
$medium_file = isset( $medium_file_info[0] ) ? $medium_file_info[0] : '';
$large_file_info = wp_get_attachment_image_src( $attachment_id, 'large' );
$large_file = isset( $large_file_info[0] ) ? $large_file_info[0] : '';
$attachment = get_post( $attachment_id );
$attachment_title = wptexturize( $attachment->post_title );
$attachment_desc = wpautop( wptexturize( $attachment->post_content ) );
// Not yet providing geo-data, need to "fuzzify" for privacy
if ( ! empty( $img_meta ) ) {
foreach ( $img_meta as $k => $v ) {
if ( 'latitude' == $k || 'longitude' == $k )
unset( $img_meta[$k] );
}
}
// See https://github.com/Automattic/jetpack/issues/2765
if ( isset( $img_meta['keywords'] ) ) {
unset( $img_meta['keywords'] );
}
$img_meta = json_encode( array_map( 'strval', array_filter( $img_meta, 'is_scalar' ) ) );
$html = str_replace(
'<img ',
sprintf(
'<img data-attachment-id="%1$d" data-orig-file="%2$s" data-orig-size="%3$s" data-comments-opened="%4$s" data-image-meta="%5$s" data-image-title="%6$s" data-image-description="%7$s" data-medium-file="%8$s" data-large-file="%9$s" title="%10$s" ',
$attachment_id,
esc_attr( $orig_file ),
$size,
$comments_opened,
esc_attr( $img_meta ),
esc_attr( $attachment_title ),
esc_attr( $attachment_desc ),
esc_attr( $medium_file ),
esc_attr( $large_file ),
esc_attr( $attachment_title )
),
$html
);
$html = apply_filters( 'jp_carousel_add_data_to_images', $html, $attachment_id );
return $html;
}
function add_data_to_container( $html ) {
global $post;
if ( isset( $post ) ) {
$blog_id = (int) get_current_blog_id();
if ( defined( 'IS_WPCOM' ) && IS_WPCOM ) {
$likes_blog_id = $blog_id;
} else {
//$likes_blog_id = Jetpack_Options::get_option( 'id' );
}
$extra_data = array(
'data-carousel-extra' => array(
'blog_id' => $blog_id,
'permalink' => get_permalink( $post->ID ),
//'likes_blog_id' => $likes_blog_id
)
);
$extra_data = apply_filters( 'jp_carousel_add_data_to_container', $extra_data );
foreach ( (array) $extra_data as $data_key => $data_values ) {
$html = str_replace( '<div ', '<div ' . esc_attr( $data_key ) . "='" . json_encode( $data_values ) . "' ", $html );
}
}
return $html;
}
function get_attachment_comments() {
if ( ! headers_sent() )
header( 'Content-type: text/javascript' );
do_action( 'jp_carousel_check_blog_user_privileges' );
$attachment_id = ( isset( $_REQUEST['id'] ) ) ? (int) $_REQUEST['id'] : 0;
$offset = ( isset( $_REQUEST['offset'] ) ) ? (int) $_REQUEST['offset'] : 0;
if ( ! $attachment_id ) {
echo json_encode( esc_html__( 'Missing attachment ID.', 'catch-gallery' ) );
die();
}
if ( $offset < 1 )
$offset = 0;
$comments = get_comments( array(
'status' => 'approve',
'order' => ( 'asc' == get_option( 'comment_order' ) ) ? 'ASC' : 'DESC',
'number' => 10,
'offset' => $offset,
'post_id' => $attachment_id,
) );
$out = array();
// Can't just send the results, they contain the commenter's email address.
foreach ( $comments as $comment ) {
$out[] = array(
'id' => $comment->comment_ID,
'parent_id' => $comment->comment_parent,
'author_markup' => get_comment_author_link( $comment->comment_ID ),
'gravatar_markup' => get_avatar( $comment->comment_author_email, 64 ),
'date_gmt' => $comment->comment_date_gmt,
'content' => wpautop($comment->comment_content),
);
}
die( json_encode( $out ) );
}
function post_attachment_comment() {
if ( ! headers_sent() )
header( 'Content-type: text/javascript' );
if ( empty( $_POST['nonce'] ) || ! wp_verify_nonce($_POST['nonce'], 'carousel_nonce' ) )
die( json_encode( array( 'error' => esc_html__( 'Nonce verification failed.', 'catch-gallery' ) ) ) );
$_blog_id = (int) $_POST['blog_id'];
$_post_id = (int) $_POST['id'];
$comment = $_POST['comment'];
if ( empty( $_blog_id ) )
die( json_encode( array( 'error' => esc_html__( 'Missing target blog ID.', 'catch-gallery' ) ) ) );
if ( empty( $_post_id ) )
die( json_encode( array( 'error' => esc_html__( 'Missing target post ID.', 'catch-gallery' ) ) ) );
if ( empty( $comment ) )
die( json_encode( array( 'error' => esc_html__( 'No comment text was submitted.', 'catch-gallery' ) ) ) );
// Used in context like NewDash
$switched = false;
if ( is_multisite() && $_blog_id != get_current_blog_id() ) {
switch_to_blog( $_blog_id );
$switched = true;
}
do_action( 'jp_carousel_check_blog_user_privileges' );
if ( ! comments_open( $_post_id ) )
die( json_encode( array( 'error' => esc_html__( 'Comments on this post are closed.', 'catch-gallery' ) ) ) );
if ( is_user_logged_in() ) {
$user = wp_get_current_user();
$user_id = $user->ID;
$display_name = $user->display_name;
$email = $user->user_email;
$url = $user->user_url;
if ( empty( $user_id ) )
die( json_encode( array( 'error' => esc_html__( 'Sorry, but we could not authenticate your request.', 'catch-gallery' ) ) ) );
} else {
$user_id = 0;
$display_name = $_POST['author'];
$email = $_POST['email'];
$url = $_POST['url'];
if ( get_option( 'require_name_email' ) ) {
if ( empty( $display_name ) )
die( json_encode( array( 'error' => esc_html__( 'Please provide your name.', 'catch-gallery' ) ) ) );
if ( empty( $email ) )
die( json_encode( array( 'error' => esc_html__( 'Please provide an email address.', 'catch-gallery' ) ) ) );
if ( ! is_email( $email ) )
die( json_encode( array( 'error' => esc_html__( 'Please provide a valid email address.', 'catch-gallery' ) ) ) );
}
}
$comment_data = array(
'comment_content' => $comment,
'comment_post_ID' => $_post_id,
'comment_author' => $display_name,
'comment_author_email' => $email,
'comment_author_url' => $url,
'comment_approved' => 0,
'comment_type' => '',
);
if ( ! empty( $user_id ) )
$comment_data['user_id'] = $user_id;
// Note: wp_new_comment() sanitizes and validates the values (too).
$comment_id = wp_new_comment( $comment_data );
do_action( 'jp_carousel_post_attachment_comment' );
$comment_status = wp_get_comment_status( $comment_id );
if ( true == $switched )
restore_current_blog();
die( json_encode( array( 'comment_id' => $comment_id, 'comment_status' => $comment_status ) ) );
}
}
endif;
new Catch_Gallery_Carousel;