public static function enqueue_webfont_api_for_design_editor()
{
if (!HeadwayRoute::is_visual_editor_iframe('design')) {
return;
}
wp_enqueue_script('webfont', headway_format_url_ssl('http://ajax.googleapis.com/ajax/libs/webfont/1/webfont.js'));
}
/**
* Anything in here will be displayed when the block is being displayed.
**/
function content($block)
{
global $SlideDeckPlugin;
/* Make sure SlideDeck is activated and working */
if (!is_object($SlideDeckPlugin)) {
echo '<div class="alert alert-red"><p>SlideDeck must be installed and activated in order for the SlideDeck block to work properly.</p></div>';
return;
}
/* Get the chosen SlideDeck ID */
$slidedeck_id = parent::get_setting($block, 'slidedeck-id', null);
/* Make sure that there's a selected SlideDeck */
if (empty($slidedeck_id)) {
echo '<div class="alert alert-red"><p>Please choose a SlideDeck to display.</p></div>';
return;
}
$slidedeck_query = $SlideDeckPlugin->SlideDeck->get($slidedeck_id);
if (empty($slidedeck_query)) {
echo '<div class="alert alert-red"><p>The SlideDeck you previously chose must\'ve been deleted or moved elsewhere. Please select another SlideDeck to display.</p></div>';
return;
}
/* Setup arguments */
$args = array('id' => $slidedeck_id, 'width' => null, 'height' => null);
if (parent::get_setting($block, 'use-block-size', true)) {
$args['width'] = HeadwayBlocksData::get_block_width($block);
$args['height'] = HeadwayBlocksData::get_block_height($block);
$args['proportional'] = false;
}
if (HeadwayRoute::is_visual_editor_iframe()) {
$args['iframe'] = true;
}
if (!HeadwayRoute::is_visual_editor_iframe() && HeadwayResponsiveGrid::is_active()) {
$args['ress'] = true;
}
/* Work around for iframe dimensions */
$GLOBALS['slidedeck-width'] = $args['width'];
$GLOBALS['slidedeck-height'] = $args['height'];
add_filter('slidedeck_dimensions', array(__CLASS__, 'modify_slidedeck_iframe_size_for_ajax'), 10, 5);
/* End work around for iframe dimensions */
/* Show the SlideDeck! */
echo $SlideDeckPlugin->shortcode($args);
/* Remove any filters if necessary */
remove_filter('slidedeck_dimensions', array(__CLASS__, 'modify_slidedeck_iframe_size_for_ajax'));
if (isset($GLOBALS['slidedeck-width'])) {
unset($GLOBALS['slidedeck-width']);
}
if (isset($GLOBALS['slidedeck-height'])) {
unset($GLOBALS['slidedeck-height']);
}
/* End removing filters */
}
/**
* Checks if the responsive grid is active or not.
*
* Will check against the main option that's set in the Grid mode of the visual editor
* and the cookie that disables the responsive grid if the visitor wishes to do so.
**/
public static function is_active()
{
//If the responsive grid isn't enabled then don't bother.
if (!self::is_enabled()) {
return false;
}
//If the user has clicked on the full site link in the footer block then it'll set this cookie that's being checked.
if (self::is_user_disabled()) {
return false;
}
//If it's the visual editor or the visual editor iframe
if (HeadwayRoute::is_visual_editor() || HeadwayRoute::is_visual_editor_iframe() || headway_get('visual-editor-open')) {
return false;
}
return true;
}
/**
* Traverses up the hierarchy tree to figure out which layout is being used.
*
* @return mixed
**/
public static function get_current_in_use()
{
//If the user is viewing the site through the iframe and the mode is set to Layout, then display that exact layout.
if (headway_get('ve-layout') && (HeadwayRoute::is_visual_editor_iframe() || HeadwayRoute::is_visual_editor())) {
return headway_get('ve-layout');
}
//Get hierarchy
$hierarchy = array_reverse(self::get_current_hierarchy());
//Loop through entire hierarchy to find which one is customized or has a template
foreach ($hierarchy as $layout) {
$status = self::get_status($layout);
//If the layout isn't customized or using a template, skip to next, otherwise we return the current layout in the next line.
if ($status['customized'] === false && $status['template'] === false) {
continue;
}
//If the layout has a template assigned to it, use the template. Templates will take precedence over customized status.
if ($status['template']) {
return 'template-' . $status['template'];
}
//If it's a customized layout, then use the layout itself after making sure there are blocks on the layout
if ($status['customized'] && count(HeadwayBlocksData::get_blocks_by_layout($layout)) > 0) {
return $layout;
}
}
//If there's still not a customized layout, loop through the top-level layouts and find the first one that's customized.
$top_level_layouts = array('index', 'single', 'archive', 'four04');
if (get_option('show_on_front') == 'page') {
$top_level_layouts[] = 'front_page';
}
foreach ($top_level_layouts as $top_level_layout) {
$status = self::get_status($top_level_layout);
if ($status['customized'] === false && $status['template'] === false) {
continue;
}
//If the layout has a template assigned to it, use the template. Templates will take precedence over customized status.
if ($status['template']) {
return 'template-' . $status['template'];
}
//If it's a customized layout and the layout has blocks, then use the layout itself
if ($status['customized'] && count(HeadwayBlocksData::get_blocks_by_layout($top_level_layout)) > 0) {
return $top_level_layout;
}
}
//If there STILL isn't a customized layout, just return the top level of the current layout.
return end($hierarchy);
}
/**
* Loads all of the required core classes and initiates them.
*
* Dependency array setup: class (string) => init (bool)
**/
public static function load_dependencies()
{
//Load route right away so we can optimize dependency loading below
Headway::load(array('common/route' => true));
//Core loading set
$dependencies = array('defaults/default-design-settings', 'data/data-options' => 'Option', 'data/data-layout-options', 'data/data-blocks', 'common/layout', 'common/capabilities' => true, 'common/responsive-grid' => true, 'common/seo' => true, 'common/social-optimization' => true, 'common/feed' => true, 'common/compiler' => true, 'admin/admin-bar' => true, 'api/api-panel', 'api/api-updater', 'blocks' => true, 'elements' => true, 'fonts/web-fonts-api', 'fonts/web-fonts-loader' => true, 'fonts/traditional-fonts', 'fonts/google-fonts', 'display' => true, 'display/wrappers' => true, 'widgets' => true);
//Child theme API
if (HEADWAY_CHILD_THEME_ACTIVE === true) {
$dependencies['api/api-child-theme'] = 'ChildThemeAPI';
}
//Visual editor classes
if (HeadwayRoute::is_visual_editor() || defined('DOING_AJAX') && DOING_AJAX) {
$dependencies['visual-editor'] = true;
}
//Admin classes
if (is_admin()) {
$dependencies['admin'] = true;
}
//Load stuff now
Headway::load(apply_filters('headway_dependencies', $dependencies));
do_action('headway_setup');
}
/**
* To promote caching on browsers, Headway can tell WordPress to not put in the query variables on the style and script URLs.
**/
public static function remove_dependency_query_vars($query)
{
if (!HeadwayOption::get('remove-dependency-query-vars', 'general', false) && !HeadwayRoute::is_visual_editor_iframe()) {
return $query;
}
return remove_query_arg('ver', $query);
}
/**
* @param string
*
* @return string
**/
public static function get_url($file)
{
$cache = HeadwayOption::get('cache');
if (is_ssl() && strpos($file, '-https') === false) {
$file = $file . '-https';
}
//If the file isn't in the DB at all
if (!isset($cache[$file])) {
return false;
}
//If cache exists
if (self::caching_enabled() && headway_get('filename', $cache[$file]) && file_exists(HEADWAY_CACHE_DIR . '/' . headway_get('filename', $cache[$file])) && !(HeadwayRoute::is_visual_editor_iframe() && !headway_get('iframe-cache', $cache[$file]))) {
return apply_filters('headway_compiler_file_url', headway_cache_url() . '/' . headway_get('filename', $cache[$file]));
//Cache doesn't exist
} else {
//If file doesn't exist, but we can still cache, let's cache the damn thing.
if (self::caching_enabled() && !(HeadwayRoute::is_visual_editor_iframe() && !headway_get('iframe-cache', $cache[$file]))) {
return self::cache_file($file) ? self::get_url($file) : null;
//No caching available, now we have to use fallback method.
} else {
$query_args = array('headway-trigger' => 'compiler', 'file' => $file, 'layout-in-use' => HeadwayLayout::get_current_in_use(), 'rand' => rand());
if (HeadwayRoute::is_visual_editor_iframe()) {
$query_args['visual-editor-open'] = 'true';
}
if (HeadwayRoute::is_visual_editor_iframe() && headway_get('ve-preview')) {
$query_args['ve-preview'] = 'true';
}
return apply_filters('headway_compiler_trigger_url', add_query_arg($query_args, home_url('/')));
}
}
}
public static function home_link_filter($menu)
{
$block = self::$block;
if (parent::get_setting($block, 'hide-home-link')) {
return $menu;
}
if (get_option('show_on_front') == 'posts') {
$current = is_home() || is_front_page() ? ' current_page_item' : null;
$home_text = parent::get_setting($block, 'home-link-text') ? parent::get_setting($block, 'home-link-text') : 'Home';
/* If it's not the grid, then do not add the extra <span>'s */
if (!HeadwayRoute::is_grid() && !headway_get('ve-live-content-query', $block)) {
$home_link = '<li class="menu-item-home headway-home-link' . $current . '"><a href="' . home_url() . '">' . $home_text . '</a></li>';
} else {
$home_link = '<li class="menu-item-home headway-home-link' . $current . '"><a href="' . home_url() . '"><span>' . $home_text . '</span></a></li>';
}
} else {
$home_link = null;
}
return $home_link . $menu;
}
/**
* Assembles the classes for the body element.
**/
public static function body_class($c)
{
global $wp_query, $authordata;
$c[] = 'custom';
/* User Agents */
if (!HeadwayCompiler::is_plugin_caching()) {
$user_agent = $_SERVER['HTTP_USER_AGENT'];
/* IE */
if ($ie_version = headway_is_ie()) {
$c[] = 'ie';
$c[] = 'ie' . $ie_version;
}
/* Modern Browsers */
if (stripos($user_agent, 'Safari') !== false) {
$c[] = 'safari';
} elseif (stripos($user_agent, 'Firefox') !== false) {
$c[] = 'firefox';
} elseif (stripos($user_agent, 'Chrome') !== false) {
$c[] = 'chrome';
} elseif (stripos($user_agent, 'Opera') !== false) {
$c[] = 'opera';
}
/* Rendering Engines */
if (stripos($user_agent, 'WebKit') !== false) {
$c[] = 'webkit';
} elseif (stripos($user_agent, 'Gecko') !== false) {
$c[] = 'gecko';
}
/* Mobile */
if (stripos($user_agent, 'iPhone') !== false) {
$c[] = 'iphone';
} elseif (stripos($user_agent, 'iPod') !== false) {
$c[] = 'ipod';
} elseif (stripos($user_agent, 'iPad') !== false) {
$c[] = 'ipad';
} elseif (stripos($user_agent, 'Android') !== false) {
$c[] = 'android';
}
}
/* End User Agents */
/* Responsive Grid */
if (HeadwayResponsiveGrid::is_enabled()) {
$c[] = 'responsive-grid-enabled';
}
if (HeadwayResponsiveGrid::is_active()) {
$c[] = 'responsive-grid-active';
}
/* Pages */
if (is_page() && isset($wp_query->post) && isset($wp_query->post->ID)) {
$c[] = 'pageid-' . $wp_query->post->ID;
$c[] = 'page-slug-' . $wp_query->post->post_name;
}
/* Posts & Pages */
if (is_singular() && isset($wp_query->post) && isset($wp_query->post->ID)) {
//Add the custom classes from the meta box
if ($custom_css_class = HeadwayLayoutOption::get($wp_query->post->ID, 'css-class', null)) {
$custom_css_classes = str_replace(' ', ' ', str_replace(',', ' ', htmlspecialchars(strip_tags($custom_css_class))));
$c = array_merge($c, array_filter(explode(' ', $custom_css_classes)));
}
}
/* Layout IDs, etc */
$c[] = 'layout-' . HeadwayLayout::get_current();
$c[] = 'layout-using-' . HeadwayLayout::get_current_in_use();
if (HeadwayRoute::is_visual_editor_iframe()) {
$c[] = 've-iframe';
}
if (headway_get('ve-iframe-mode') && HeadwayRoute::is_visual_editor_iframe()) {
$c[] = 'visual-editor-mode-' . headway_get('ve-iframe-mode');
}
if (!current_theme_supports('headway-design-editor')) {
$c[] = 'design-editor-disabled';
}
$c = array_unique(array_filter($c));
return $c;
}
public static function display_block($block, $where = null)
{
//We'll allow this function to take either an integer argument to look up the block or to use the existing
if (!is_array($block)) {
$block = HeadwayBlocksData::get_block($block);
}
//Check that the block exists
if (!is_array($block) || !$block) {
return false;
}
$block_types = HeadwayBlocks::get_block_types();
//Set the original block for future use
$original_block = $block;
$original_block_id = $block['id'];
//Set the block style to null so we don't get an ugly notice down the road if it's not used.
$block_style_attr = null;
//Check if the block type exists
if (!($block_type_settings = headway_get($block['type'], $block_types, array()))) {
$block['requested-type'] = $block['type'];
$block['type'] = 'unknown';
}
//Get the custom CSS classes and change commas to spaces and remove double spaces and remove HTML
$custom_css_classes = str_replace(' ', ' ', str_replace(',', ' ', htmlspecialchars(strip_tags(headway_get('css-classes', $block['settings'], '')))));
$block_classes = array_unique(array_filter(explode(' ', $custom_css_classes)));
$block_classes[] = 'block';
$block_classes[] = 'block-type-' . $block['type'];
$block_classes[] = headway_get('fixed-height', $block_type_settings, false) !== true ? 'block-fluid-height' : 'block-fixed-height';
//Block Styles
if (HEADWAY_CHILD_THEME_ACTIVE && ($block_style = headway_get(HEADWAY_CHILD_THEME_ID . '-block-style', $block['settings']))) {
$block_style_classes = explode(' ', headway_get('class', headway_get($block_style, HeadwayChildThemeAPI::$block_styles)));
foreach ($block_style_classes as $block_style_class) {
$block_classes[] = $block_style_class;
}
}
//If the block is being displayed in the Grid, then we need to make it work with absolute positioning.
if ($where == 'grid') {
$block_classes[] = 'grid-width-' . $original_block['dimensions']['width'];
$block_classes[] = 'grid-left-' . $original_block['position']['left'];
$block_style_attr = ' style="height: ' . $original_block['dimensions']['height'] . 'px; top: ' . $original_block['position']['top'] . 'px;"';
}
//If the responsive grid is active, then add the responsive block hiding classes
if (HeadwayResponsiveGrid::is_enabled()) {
$responsive_block_hiding = headway_get('responsive-block-hiding', $block['settings'], array());
if (is_array($responsive_block_hiding) && count($responsive_block_hiding) > 0) {
foreach ($responsive_block_hiding as $device) {
$block_classes[] = 'responsive-block-hiding-device-' . $device;
}
}
}
//If it's a mirrored block, change $block to the mirrored block
if ($mirrored_block = HeadwayBlocksData::is_block_mirrored($block)) {
$block = $mirrored_block;
$block['original'] = $original_block;
//Add Classes for the mirroring
$block_classes[] = 'block-mirrored';
if ($where != 'grid') {
$block_classes[] = 'block-mirroring-' . $mirrored_block['id'];
$block_classes[] = 'block-original-' . $original_block_id;
}
}
//Fetch the HTML tag for the block
$block_tag = ($html_tag = headway_get('html-tag', $block_type_settings)) ? $html_tag : 'div';
//The ID attribute for the block. This will change if mirrored.
$block_id_for_id_attr = $block['id'];
//Original block ID to be used in the Visual Editor
if (HeadwayRoute::is_visual_editor_iframe()) {
$block_data_attrs = implode(' ', array('data-id="' . str_replace('block-', '', $original_block_id) . '"', 'data-block-mirror="' . (isset($mirrored_block) ? $mirrored_block['id'] : '') . '"', 'data-block-mirror-layout-name="' . (isset($mirrored_block) ? HeadwayLayout::get_name($mirrored_block['layout']) : '') . '"', 'data-grid-left="' . $original_block['position']['left'] . '"', 'data-grid-top="' . $original_block['position']['top'] . '"', 'data-width="' . $original_block['dimensions']['width'] . '"', 'data-height="' . $original_block['dimensions']['height'] . '"', 'data-alias="' . headway_get('alias', headway_get('settings', $original_block, array())) . '"'));
} else {
$block_data_attrs = null;
}
//The grid will display blocks entirely differently and not use hooks.
if ($where != 'grid') {
do_action('headway_before_block', $block);
do_action('headway_before_block_' . $block['id'], $block);
echo '<' . $block_tag . ' id="block-' . $block_id_for_id_attr . '" class="' . implode(' ', array_filter(apply_filters('headway_block_class', $block_classes, $block))) . '"' . $block_style_attr . $block_data_attrs . '>';
do_action('headway_block_open', $block);
do_action('headway_block_open_' . $block['id'], $block);
echo '<div class="block-content">';
do_action('headway_block_content_open', $block);
do_action('headway_block_content_open_' . $block['id'], $block);
do_action('headway_block_content_' . $block['type'], $block);
do_action('headway_block_content_close', $block);
do_action('headway_block_content_close_' . $block['id'], $block);
echo '</div><!-- .block-content -->' . "\n";
do_action('headway_block_close', $block);
do_action('headway_block_close_' . $block['id'], $block);
echo '</' . $block_tag . '><!-- #block-' . $block_id_for_id_attr . ' -->' . "\n";
do_action('headway_after_block', $block);
do_action('headway_after_block_' . $block['id'], $block);
//Show the block in the grid
} else {
$show_content_in_grid = self::block_type_exists($block['type']) ? headway_get('show-content-in-grid', $block_type_settings, false) : false;
if (!$show_content_in_grid) {
$block_classes[] = 'hide-content-in-grid';
}
if (!self::block_type_exists($block['type'])) {
$block_classes[] = 'block-error';
}
echo '<' . $block_tag . ' id="block-' . $block_id_for_id_attr . '" class="' . implode(' ', array_filter($block_classes)) . '"' . $block_style_attr . $block_data_attrs . '>';
echo '<div class="block-content-fade block-content">';
if (!self::block_type_exists($block['type'])) {
self::unknown_block_content($block);
} else {
if (!$show_content_in_grid) {
echo '<p class="hide-content-in-grid-notice"><strong>Notice:</strong> <em>' . self::block_type_nice($block['type']) . '</em> blocks do not display in the Grid Mode. Please switch to the Design mode to see the content in this block.</p>';
}
}
echo '</div><!-- .block-content-fade -->' . "\n";
echo '</' . $block_tag . '><!-- #block-' . $block_id_for_id_attr . ' -->' . "\n";
}
//Spit the ID back out
return $block['id'];
}
