public function get_wrappers_select_options_for_mirroring()
{
$wrappers = HeadwayWrappers::get_all_wrappers();
$options = array('' => '– Do Not Mirror –');
//If there are no blocks, then just return the Do Not Mirror option.
if (empty($wrappers) || !is_array($wrappers)) {
return $options;
}
foreach ($wrappers as $wrapper_id => $wrapper_settings) {
/* If we can't get a name for the layout, then things probably aren't looking good. Just skip this wrapper. */
if (!($layout_name = HeadwayLayout::get_name($wrapper_settings['layout']))) {
continue;
}
/* Check for mirroring here */
if (HeadwayWrappers::get_wrapper_mirror($wrapper_settings)) {
continue;
}
$current_layout_suffix = $this->wrapper['layout'] == $wrapper_settings['layout'] ? ' (Warning: Same Layout)' : null;
$wrapper_alias = headway_get('alias', $wrapper_settings) ? ' – ' . headway_get('alias', $wrapper_settings) : null;
//Get alias if it exists, otherwise use the default name
$options[$wrapper_id] = 'Wrapper #' . HeadwayWrappers::format_wrapper_id($wrapper_id) . $wrapper_alias . ' – ' . $layout_name . $current_layout_suffix;
}
//Remove the current wrapper from the list
unset($options[$this->wrapper['id']]);
return $options;
}
public function get_blocks_select_options_for_mirroring()
{
$block_type = $this->block['type'];
$blocks = HeadwayBlocksData::get_blocks_by_type($block_type);
$options = array('' => '– Do Not Mirror –');
//If there are no blocks, then just return the Do Not Mirror option.
if (!isset($blocks) || !is_array($blocks)) {
return $options;
}
foreach ($blocks as $block_id => $layout_id) {
//Get the block instance
$block = HeadwayBlocksData::get_block($block_id);
//If the block is mirrored, skip it
if (HeadwayBlocksData::is_block_mirrored($block)) {
continue;
}
/* Do not show block that's in a mirrored wrapper */
if (HeadwayWrappers::get_wrapper_mirror(HeadwayWrappers::get_wrapper(headway_get('wrapper', $block)))) {
continue;
}
//Create the default name by using the block type and ID
$default_name = HeadwayBlocks::block_type_nice($block['type']) . ' #' . $block['id'];
//If we can't get a name for the layout, then things probably aren't looking good. Just skip this block.
if (!($layout_name = HeadwayLayout::get_name($layout_id))) {
continue;
}
//Make sure the block exists
if (!HeadwayBlocksData::block_exists($block['id'])) {
continue;
}
$current_layout_suffix = $this->block['layout'] == $layout_id ? ' (Warning: Same Layout)' : null;
//Get alias if it exists, otherwise use the default name
$options[$block['id']] = headway_get('alias', $block['settings'], $default_name) . ' – ' . $layout_name . $current_layout_suffix;
}
//Remove the current block from the list
unset($options[$this->block['id']]);
return $options;
}
static function responsive_grid(array $wrapper_settings)
{
global $wrapper_css_flags;
/* If wrapper is mirrored then use settings from it for the grid */
if ($potential_wrapper_mirror = HeadwayWrappers::get_wrapper_mirror($wrapper_settings)) {
$wrapper_settings = $potential_wrapper_mirror;
}
$round_precision = 9;
$return = '';
$grid_number = headway_get('columns', $wrapper_settings);
$column_width = headway_get('use-independent-grid', $wrapper_settings) ? headway_get('column-width', $wrapper_settings) : HeadwayOption::get('column-width', false, HeadwayWrappers::$default_column_width);
$gutter_width = headway_get('use-independent-grid', $wrapper_settings) ? headway_get('gutter-width', $wrapper_settings) : HeadwayOption::get('gutter-width', false, HeadwayWrappers::$default_gutter_width);
/* Render the Grid into arrays to see if sub column CSS will be needed */
$wrapper_blocks = HeadwayBlocksData::get_blocks_by_wrapper(headway_get('layout-in-use'), $wrapper_settings['id']);
$wrapper_rendered = new HeadwayGridRenderer($wrapper_blocks, $wrapper_settings);
/* Process the blocks into arrays */
$wrapper_rendered->process();
$blocks_in_sub_columns = !empty($wrapper_rendered->blocks_in_sub_columns) ? true : false;
/* Keep extraneous CSS from be created by wrappers that have the same settings */
$grid_class = 'grid-fluid-' . $grid_number . '-' . $column_width . '-' . $gutter_width;
/* If there are no sub columns and the main CSS has already been outputted, just stop here */
if (isset($wrapper_css_flags[$grid_class]) && !$blocks_in_sub_columns) {
return;
}
/* End extraneous CSS check */
/* Make calculations for the percentages */
$grid_wrapper_width = $column_width * $grid_number + ($grid_number - 1) * $gutter_width;
$resp_width_ratio = $column_width * $grid_number / $grid_wrapper_width;
$resp_gutter_ratio = $gutter_width * $grid_number / $grid_wrapper_width;
$resp_single_column_width = 100 / $grid_number * $resp_width_ratio;
$resp_single_column_margin = 100 / $grid_number * $resp_gutter_ratio;
/* Add CSS prefix */
$prefix = 'div.' . $grid_class . ' ';
/* Generate the main Grid CSS */
if (!isset($wrapper_css_flags[$grid_class])) {
$return .= $prefix . '.column { margin-left: ' . round($resp_single_column_margin, $round_precision) . '%; }' . "\n";
for ($i = 1; $i <= $grid_number; $i++) {
/* Vars */
$resp_grid_width = $resp_single_column_width * $i + $i * $resp_single_column_margin;
$resp_grid_left_margin = ($resp_single_column_width + $resp_single_column_margin) * $i + $resp_single_column_margin;
/* Output */
$return .= $prefix . '.grid-width-' . $i . ' { width: ' . round($resp_grid_width - $resp_single_column_margin, $round_precision) . '%; }' . "\n";
if ($i < $grid_number) {
$return .= $prefix . '.grid-left-' . $i . ' { margin-left: ' . round($resp_grid_left_margin, $round_precision) . '%; }' . "\n";
}
}
/* Create a flag keeping this same Grid CSS from being outputted */
$wrapper_css_flags['grid-fluid-' . $grid_number . '-' . $column_width . '-' . $gutter_width] = true;
}
/* End main grid CSS */
/* Responsive Sub Column CSS */
if ($blocks_in_sub_columns) {
/* Get the columns required for sub columns */
$required_columns_for_sub_columns = array();
foreach ($wrapper_rendered->blocks_in_sub_columns as $block_in_sub_column_id) {
if (isset($wrapper_rendered->blocks[$block_in_sub_column_id]['parent-column-width'])) {
$required_columns_for_sub_columns[] = $wrapper_rendered->blocks[$block_in_sub_column_id]['parent-column-width'];
}
}
$required_columns_for_sub_columns = array_filter(array_unique($required_columns_for_sub_columns));
/* End getting columns required for sub columns */
for ($i = 1; $i <= $grid_number; $i++) {
/* Don't output the sub column CSS if there's no column of this number with sub columns and don't output it if has already by a previous wrapper. */
if (!in_array($i, $required_columns_for_sub_columns) || isset($wrapper_css_flags['grid-fluid-' . $grid_number . '-' . $column_width . '-' . $gutter_width . '-sub-columns-column-' . $i])) {
continue;
}
/* Vars */
$resp_grid_width = $resp_single_column_width * $i + $i * $resp_single_column_margin;
$resp_grid_left_margin = ($resp_single_column_width + $resp_single_column_margin) * $i + $resp_single_column_margin;
$sub_column_single_width = $resp_single_column_width / $resp_grid_width * 100;
$sub_column_single_margin = $resp_single_column_margin / $resp_grid_width * 100;
$return .= $prefix . '.grid-width-' . $i . ' .sub-column { margin-left: ' . round($sub_column_single_margin, $round_precision) . '%; }' . "\n";
for ($sub_column_i = 1; $sub_column_i < $i; $sub_column_i++) {
/* Sub column vars */
$sub_column_width = $sub_column_single_width * $sub_column_i + $sub_column_i * $sub_column_single_margin;
$sub_column_margin = ($sub_column_single_width + $sub_column_single_margin) * $sub_column_i + $sub_column_single_margin;
$return .= $prefix . '.grid-width-' . $i . ' .sub-column.grid-width-' . $sub_column_i . ' { width: ' . round($sub_column_width - $sub_column_single_margin, $round_precision) . '%; }' . "\n";
$return .= $prefix . '.grid-width-' . $i . ' .sub-column.grid-width-' . $sub_column_i . '.column-1 { width: ' . round($sub_column_width, $round_precision) . '%; }' . "\n";
$return .= $prefix . '.grid-width-' . $i . ' .sub-column.grid-left-' . $sub_column_i . ' { margin-left: ' . round($sub_column_margin, $round_precision) . '%; }' . "\n";
$return .= $prefix . '.grid-width-' . $i . ' .sub-column.grid-left-' . $sub_column_i . '.column-1 { margin-left: ' . round($sub_column_margin - $sub_column_single_margin, $round_precision) . '%; }' . "\n";
}
/* Create a flag keeping this same sub column CSS from being outputted */
$wrapper_css_flags['grid-fluid-' . $grid_number . '-' . $column_width . '-' . $gutter_width . '-sub-columns-column-' . $i] = true;
}
}
/* End responsive sub column CSS */
return $return;
}
public function display()
{
if (!$this->blocks) {
return $this->display_no_blocks_message();
}
foreach ($this->wrappers as $wrapper_id => $wrapper_settings) {
$wrapper_id_for_blocks = $wrapper_id;
/* Check if mirroring. If mirroring, change wrapper ID to the wrapper being mirrored and preserve original ID for a later class */
if ($wrapper_being_mirrored = HeadwayWrappers::get_wrapper_mirror($wrapper_settings)) {
$mirrored_wrapper_id = $wrapper_being_mirrored['id'];
$wrapper_id_for_blocks = $mirrored_wrapper_id;
foreach (HeadwayBlocksData::get_blocks_by_wrapper($wrapper_being_mirrored['layout'], $mirrored_wrapper_id) as $block_from_mirrored_wrapper) {
$this->blocks[$block_from_mirrored_wrapper['id']] = $block_from_mirrored_wrapper;
}
}
/* Grab blocks belonging to this wrapper */
$wrapper_blocks = array();
foreach ($this->blocks as $block_id => $block) {
if (headway_get('wrapper', $block, HeadwayWrappers::$default_wrapper_id) === $wrapper_id_for_blocks) {
$wrapper_blocks[$block_id] = $block;
}
/* If there's only one wrapper and the block does not have a proper ID or is default, move it to that wrapper */
if (count($this->wrappers) === 1 && (headway_get('wrapper', $block) === null || headway_get('wrapper', $block) == 'wrapper-default' || !isset($this->wrappers[headway_get('wrapper', $block)]))) {
$wrapper_blocks[$block_id] = $block;
}
}
/* Setup wrapper classes */
$wrapper_column_width = headway_get('use-independent-grid', $wrapper_settings) ? headway_get('column-width', $wrapper_settings) : HeadwayOption::get('column-width', false, HeadwayWrappers::$default_column_width);
$wrapper_gutter_width = headway_get('use-independent-grid', $wrapper_settings) ? headway_get('gutter-width', $wrapper_settings) : HeadwayOption::get('gutter-width', false, HeadwayWrappers::$default_gutter_width);
$wrapper_classes = array('wrapper');
$wrapper_classes[] = $wrapper_settings['fluid'] ? 'wrapper-fluid' : 'wrapper-fixed';
$wrapper_classes[] = HeadwayResponsiveGrid::is_active() ? 'responsive-grid' : null;
$wrapper_classes[] = headway_get('use-independent-grid', $wrapper_settings) ? 'independent-grid' : null;
$wrapper_classes[] = 'grid-' . ($wrapper_settings['fluid-grid'] || HeadwayResponsiveGrid::is_enabled() ? 'fluid' : 'fixed') . '-' . $wrapper_settings['columns'] . '-' . $wrapper_column_width . '-' . $wrapper_gutter_width;
$wrapper_classes[] = $wrapper_being_mirrored ? 'wrapper-mirroring-' . HeadwayWrappers::format_wrapper_id($mirrored_wrapper_id) : null;
$last_wrapper_id = array_slice(array_keys($this->wrappers), -1, 1);
$last_wrapper_id = $last_wrapper_id[0];
$first_wrapper_id = array_keys($this->wrappers);
$first_wrapper_id = $first_wrapper_id[0];
if ($last_wrapper_id == $wrapper_id) {
$wrapper_classes[] = 'wrapper-last';
} else {
if ($first_wrapper_id == $wrapper_id) {
$wrapper_classes[] = 'wrapper-first';
}
}
/* Custom wrapper classes */
$custom_css_classes = explode(' ', str_replace(' ', ' ', str_replace(',', ' ', htmlspecialchars(strip_tags(headway_get('css-classes', $wrapper_settings, ''))))));
$wrapper_classes = array_merge($wrapper_classes, $custom_css_classes);
/* Display the wrapper */
do_action('headway_before_wrapper');
echo '<div id="' . $wrapper_id . '" class="' . implode(' ', array_unique(array_filter($wrapper_classes))) . '">' . "\n\n";
do_action('headway_wrapper_open');
$wrapper = new HeadwayGridRenderer($wrapper_blocks, $wrapper_settings);
$wrapper->render_grid();
do_action('headway_wrapper_close');
echo '</div><!-- .wrapper -->' . "\n\n";
do_action('headway_after_wrapper');
/* End displaying wrapper */
}
}
public static function register_block_element_instances()
{
if ((headway_get('layout-in-use') || headway_post('layout')) && !headway_get('compiler-cache')) {
$layout_id = headway_get('layout-in-use') ? headway_get('layout-in-use') : headway_post('layout');
$register_block_mirrors = true;
if (!($blocks = HeadwayBlocksData::get_blocks_by_layout($layout_id))) {
return false;
}
} else {
$register_block_mirrors = false;
if (!($blocks = HeadwayBlocksData::get_all_blocks())) {
return false;
}
}
foreach ($blocks as $block) {
/* Do not register instance for block that's in a mirrored wrapper */
if (HeadwayWrappers::get_wrapper_mirror(HeadwayWrappers::get_wrapper(headway_get('wrapper', $block)))) {
continue;
}
/* If it's a mirrored block then we'll register it as long as $register_block_mirrors is true */
if ($block_mirror = HeadwayBlocksData::is_block_mirrored($block)) {
if (!$register_block_mirrors) {
continue;
}
$block = $block_mirror;
}
$default_name = self::block_type_nice($block['type']) . ' #' . $block['id'];
$name = headway_get('alias', $block['settings'], $default_name);
HeadwayElementAPI::register_element_instance(array('group' => 'blocks', 'element' => 'block-' . $block['type'], 'id' => $block['type'] . '-block-' . $block['id'], 'name' => $name, 'selector' => '#block-' . $block['id'], 'layout' => $block['layout']));
/* Register sub elements */
$block_element = HeadwayElementAPI::get_element('block-' . $block['type']);
foreach (headway_get('children', $block_element, array()) as $block_element_sub_element) {
/* Make sure that the element supports instances */
if (!headway_get('supports-instances', $block_element_sub_element)) {
continue;
}
/* Register instance */
$instance_selector = str_replace('.block-type-' . $block['type'], '#block-' . $block['id'], $block_element_sub_element['selector']);
HeadwayElementAPI::register_element_instance(array('group' => 'blocks', 'grandparent' => 'block-' . $block['type'], 'element' => $block_element_sub_element['id'], 'id' => $block_element_sub_element['id'] . '-block-' . $block['id'], 'name' => $name . ' - ' . $block_element_sub_element['name'], 'selector' => $instance_selector, 'layout' => $block['layout']));
/* Register instance states as instances */
if (!empty($block_element_sub_element['states']) && is_array($block_element_sub_element['states'])) {
foreach ($block_element_sub_element['states'] as $instance_state_id => $instance_state_info) {
HeadwayElementAPI::register_element_instance(array('group' => 'blocks', 'grandparent' => 'block-' . $block['type'], 'element' => $block_element_sub_element['id'], 'id' => $block_element_sub_element['id'] . '-block-' . $block['id'] . '-state-' . $instance_state_id, 'name' => $name . ' - ' . $block_element_sub_element['name'] . ' (State: ' . $instance_state_info['name'] . ')', 'selector' => str_replace('.block-type-' . $block['type'], '#block-' . $block['id'], $instance_state_info['selector']), 'layout' => $block['layout'], 'state-of' => $block_element_sub_element['id'] . '-block-' . $block['id'], 'state-name' => $instance_state_info['name']));
}
}
}
/* /foreach */
}
}
public static function get_grid_width($wrapper)
{
if (!is_array($wrapper)) {
return false;
}
/* If wrapper is mirrored then use settings from it for the grid */
if ($potential_wrapper_mirror = HeadwayWrappers::get_wrapper_mirror($wrapper)) {
$wrapper = $potential_wrapper_mirror;
}
$column_width = headway_get('use-independent-grid', $wrapper) ? headway_get('column-width', $wrapper) : HeadwayOption::get('column-width', false, HeadwayWrappers::$default_column_width);
$gutter_width = headway_get('use-independent-grid', $wrapper) ? headway_get('gutter-width', $wrapper) : HeadwayOption::get('gutter-width', false, HeadwayWrappers::$default_gutter_width);
return $column_width * headway_get('columns', $wrapper) + (headway_get('columns', $wrapper) - 1) * $gutter_width;
}
public static function display_canvas()
{
echo '<!DOCTYPE HTML>
<html lang="en">
<head>
<meta charset="' . get_bloginfo('charset') . '" />
<link rel="profile" href="http://gmpg.org/xfn/11" />
<meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1" />
<meta http-equiv="cache-control" content="no-cache" />
<title>Visual Editor Grid: ' . wp_title(false, false) . '</title>';
do_action('headway_grid_iframe_head');
echo '</head><!-- /head -->
<body class="visual-editor-iframe-grid ' . join(' ', get_body_class()) . '">';
$wrappers = HeadwayWrappers::get_layout_wrappers(HeadwayLayout::get_current_in_use());
$blocks = HeadwayBlocksData::get_blocks_by_layout(HeadwayLayout::get_current_in_use());
echo '<div id="whitewrap" data-wrappers="' . htmlspecialchars(json_encode($wrappers)) . '">';
foreach ($wrappers as $wrapper_id => $wrapper_settings) {
/* Setup wrapper classes */
$wrapper_classes = array('wrapper');
$wrapper_classes[] = headway_get('use-independent-grid', $wrapper_settings) ? 'independent-grid' : null;
$wrapper_classes[] = $wrapper_settings['fluid'] ? 'wrapper-fluid' : 'wrapper-fixed';
$wrapper_classes[] = $wrapper_settings['fluid'] && $wrapper_settings['fluid-grid'] ? 'wrapper-fluid-grid' : 'wrapper-fixed-grid';
if (HeadwayWrappers::get_wrapper_mirror($wrapper_settings)) {
$wrapper_classes[] = 'wrapper-mirrored';
}
/* Populate wrapper with its blocks */
$wrapper_blocks = array();
foreach ($blocks as $block_id => $block) {
/* Grab blocks belonging to this wrapper */
if (headway_get('wrapper', $block, HeadwayWrappers::$default_wrapper_id) === $wrapper_id) {
$wrapper_blocks[$block_id] = $block;
}
/* If last wrapper, grab all blocks on this layout with invalid wrapper IDs to make sure they're editable somewhere */
$last_wrapper_id = array_slice(array_keys($wrappers), -1, 1);
$last_wrapper_id = $last_wrapper_id[0];
if ($last_wrapper_id == $wrapper_id && !headway_get(headway_get('wrapper', $block, HeadwayWrappers::$default_wrapper_id), $wrappers)) {
$wrapper_blocks[$block_id] = $block;
}
}
/* Output the wrapper */
echo '<div id="' . $wrapper_id . '" class="' . implode(' ', array_filter($wrapper_classes)) . '">';
echo '<div class="wrapper-mirror-overlay"></div><!-- .wrapper-mirror-overlay -->';
self::display_grid_blocks($wrapper_blocks, $wrapper_settings);
echo '</div><!-- #wrapper-' . $wrapper_id . ' -->';
}
echo '<div id="wrapper-buttons-template">';
echo '<div class="wrapper-top-margin-handle wrapper-handle wrapper-margin-handle" title="Drag to change wrapper top margin"><span></span><span></span><span></span></div>';
echo '<div class="wrapper-drag-handle wrapper-handle tooltip tooltip-right" title="Drag to change wrapper order"><span></span><span></span><span></span></div>';
echo '<div class="wrapper-bottom-margin-handle wrapper-handle wrapper-margin-handle" title="Drag to change wrapper bottom margin"><span></span><span></span><span></span></div>';
echo '<div class="wrapper-options tooltip tooltip-right" title="Click to open wrapper options"><span></span></div>';
echo '</div><!-- .wrapper-buttons -->';
do_action('headway_grid_iframe_footer');
echo '</div><!-- #whitewrap -->
</body>
</html>';
}
