/**
* Edit an existing or new gallery
*
* This will render the edit form, in place of the gallery list, unless
* the user does not have the privileges to edit any theme options.
*
* @see onGalleriesMenu()
*/
public static function showEditScreen(Main $owner, $per_page)
{
// Get the main meta box output (for Twig)
ob_start();
do_meta_boxes(Main::PT_GALLERY, 'normal', $owner->gallery);
do_meta_boxes(Main::PT_GALLERY, 'advanced', $owner->gallery);
$meta_boxes_main = ob_get_clean();
// Get the side meta box output (for Twig)
ob_start();
do_meta_boxes(Main::PT_GALLERY, 'side', $owner->gallery);
$meta_boxes_side = ob_get_clean();
// Check if we start by displaying the right-side column;
$screen = get_current_screen();
$columns = (int) get_user_option('screen_layout_' . $screen->id);
if ($columns == 0) {
$columns = 2;
}
// Image upload button iframe src (href)
$image_media_library = add_query_arg(array('post_id' => $owner->gallery ? $owner->gallery->ID : '', 'type' => 'image'), admin_url('media-upload.php'));
$image_media_library = apply_filters('image_upload_iframe_src', $image_media_library);
// As used by WordPress
// Add an "Add Image" media button
$media_buttons['image']['id'] = 'add_image';
$media_buttons['image']['url'] = add_query_arg('filter', \Myatu\WordPress\BackgroundManager\Filter\MediaLibrary::FILTER, $image_media_library);
// Add filter
$media_buttons['image']['icon'] = admin_url('images/media-button-image.gif');
$media_buttons['image']['title'] = __('Add an Image', $owner->getName());
// Allow additional media buttons to be specified
$media_buttons = apply_filters(Main::BASE_PUB_PREFIX . 'media_buttons', $media_buttons);
// Ensure that media buttons have a `TB_iframe` as the last query arg
foreach ($media_buttons as $media_button_key => $media_button_value) {
if (isset($media_button_value['url'])) {
$media_buttons[$media_button_key]['url'] = add_query_arg('TB_iframe', true, remove_query_arg('TB_iframe', $media_buttons[$media_button_key]['url']));
}
}
// Iframe source for listing the images - @see onIframeImages()
$images_iframe_src = add_query_arg(array('iframe' => 'images', 'edit' => $owner->gallery->ID, 'orderby' => false, 'order' => false, 'pp' => $per_page, 'paged' => false));
// Iframe source for editing a single image - @see onIframeEditImage()
$image_edit_src = add_query_arg(array('iframe' => 'edit_image', 'edit' => false, 'orderby' => false, 'order' => false, 'post_id' => $owner->gallery->ID, 'filter' => \Myatu\WordPress\BackgroundManager\Filter\MediaLibrary::FILTER));
$vars = array('is_wp34' => Helpers::checkWPVersion('3.4', '>='), 'has_right_sidebar' => $columns == 2 ? 'columns-2' . (Helpers::checkWPVersion('3.4', '>=') ? '' : ' has-right-sidebar') : '', 'nonce' => wp_nonce_field(Main::NONCE_EDIT_GALLERY . $owner->gallery->ID, '_nonce', true, false), 'nonce_meta_order' => wp_nonce_field('meta-box-order', 'meta-box-order-nonce', false, false), 'nonce_meta_clsd' => wp_nonce_field('closedpostboxes', 'closedpostboxesnonce', false, false), 'images_iframe_src' => $images_iframe_src, 'image_edit_src' => $image_edit_src, 'gallery' => $owner->gallery, 'post_type' => Main::PT_GALLERY, 'meta_boxes_main' => $meta_boxes_main, 'meta_boxes_side' => $meta_boxes_side, 'media_buttons' => $media_buttons, 'is_new' => $owner->gallery->post_status != 'auto-draft', 'edit' => $owner->gallery->ID, 'images_per_page' => $per_page, 'images_count' => $owner->images->getCount($owner->gallery->ID), 'images_hash' => $owner->images->getHash($owner->gallery->ID), 'img_large_loader' => $owner->getPluginUrl() . Main::DIR_IMAGES . 'large_loader.gif', 'image_del_is_perm' => !EMPTY_TRASH_DAYS || !MEDIA_TRASH ? true : false);
$owner->template->display('edit_gallery.html.twig', $vars);
}
/**
* Iterates blogs, performing an action after each switch (multisite)
*
* @param mixed $action Action to perform
* @param mixed $args Array containing parameters to pass to the action
* @internal
*/
private function iterateBlogsAction($action, array $args = array())
{
if (!Helpers::validCallback($action)) {
return;
}
// Perform action on the current blog first
call_user_func_array($action, $args);
// If in Network Admin mode, iterate all other blogs
if (Helpers::isNetworkAdminMode()) {
global $wpdb, $blog_id, $switched, $switched_stack;
$orig_switched_stack = $switched_stack;
// global $switched_stack
$orig_switched = $switched;
// global $switched
$orig_blog_id = $blog_id;
// global $blog_id
$all_blog_ids = $wpdb->get_col($wpdb->prepare("SELECT blog_id FROM {$wpdb->blogs} WHERE blog_id <> %d", $orig_blog_id));
// global $wpdb
foreach ($all_blog_ids as $a_blog_id) {
switch_to_blog($a_blog_id);
call_user_func_array($action, $args);
}
// Switch back to the original blog
switch_to_blog($orig_blog_id);
/* Reset the global $switched and $switched_stack, as we're back at the original now.
* This is faster than calling restore_current_blog() after each completed switch.
* See wp-includes/ms-blogs.php.
*/
$switched = $orig_switched;
// global $switched
$switched_stack = $orig_switched_stack;
// global $switched_stack
}
}
/**
* Menu loader event
*
* This will render the contextual help and 'per_page' settings, based
* on the selected menu. If the menu callback has a matching 'Load' method,
* it will be called too, containing the current screen as an argument.
*
* For example, if the menu callback is `onRenderMenu()`, and a method called
* `onRenderMenuLoad()` exists, then it will be called prior to `onRenderMenu()`.
*
* This could be used, for instance, to add screen settings:
* <code>
* add_action('screen_settings', ($this, 'screen_settings_callback'));
* </code>
*
* where the `screen_settings_callback()` will return the details to be displayed.
*
*/
public function onMenuLoad()
{
if (($active_menu = $this->getActiveMenu()) !== false) {
// Test if there's a method to call before the actual callback
$before_callback = Helpers::validCallback($active_menu->_properties['callback'], static::PRE_MENU_CALLBACK_SUFFIX);
if ($before_callback) {
call_user_func($before_callback, get_current_screen());
}
$current_screen = get_current_screen();
$context_help = $active_menu->context_help;
// Set contextual help
if (!empty($context_help)) {
if (is_object($current_screen) && is_callable(array($current_screen, 'add_help_tab'))) {
// As of WP 3.3
if ($context_help instanceof \Pf4wp\Help\ContextHelp) {
$context_help->addTabs($current_screen);
} else {
$current_screen->add_help_tab(array('title' => __('Overview'), 'id' => 'overview', 'content' => $context_help));
}
} else {
add_contextual_help($current_screen, $context_help);
}
}
$per_page_id = $active_menu->_properties['slug'] . $current_screen->id . MenuEntry::PER_PAGE_SUFFIX;
// Check if the user has specified custom screen options
if (isset($_POST['screen-options-apply']) && isset($_POST['wp_screen_options']['value']) && isset($_POST['wp_screen_options']['option']) && $_POST['wp_screen_options']['option'] == $per_page_id && wp_verify_nonce($_POST['screenoptionnonce'], 'screen-options-nonce')) {
global $current_user;
$value = (int) $_POST['wp_screen_options']['value'];
// Let's be reasonable
if ($value < 1) {
$value = (int) $active_menu->per_page;
}
update_user_option($current_user->ID, $per_page_id, $value);
// Columns
$columns = apply_filters('manage_' . $current_screen->id . '_columns', array());
$existing_to_hide = get_user_option('manage' . $current_screen->id . 'columnshidden');
if (!is_array($existing_to_hide)) {
$existing_to_hide = array();
}
// Any existing columns to hide, but not part of the current $columns, are placed in $to_hide.
$to_hide = array_diff($existing_to_hide, array_keys($columns));
foreach ($columns as $column_id => $column_title) {
if (!in_array($column_id, array('_title', 'cb', 'comment', 'media', 'name', 'title', 'username', 'blogname')) && !isset($_POST[$column_id . '-hide'])) {
$to_hide[] = $column_id;
}
}
update_user_option($current_user->ID, 'manage' . $current_screen->id . 'columnshidden', $to_hide);
}
if ($active_menu->per_page) {
// add_screen_option handles get_user_option, no need to pass value
add_screen_option('per_page', array('label' => empty($active_menu->per_page_label) ? __('items per page', $this->textdomain) : $active_menu->per_page_label, 'option' => $per_page_id, 'default' => (int) $active_menu->per_page));
}
}
}
/**
* Event called before the user-defined menu callback is triggered.
*
* It also renders portions of the page, which includes a large icon, page title
* and depending on the before_callback a header (ie., sub menu) and on after_callback
* a footer.
*
* The actual callback depends on what is returned by the menu's "before_callback". If
* that is NULL, it will use the callback defined for this MenuEntry's "callback",
* otherwise the callback of the result is used.
*
* The callback is also passed an array containing various details about the menu
* properties, its hook and any custom defined arguments.
*/
public function onMenuCallback()
{
$current_screen = get_current_screen();
$callback = $this->_properties['callback'];
$callback_args = $this->_properties['callback_args'];
$per_page_id = $this->_properties['slug'] . $current_screen->id . static::PER_PAGE_SUFFIX;
$per_page_def = $this->per_page;
$capability = $this->capability;
// Perform 'before_callback' event
ob_start();
if (Helpers::validCallback($this->_properties['before_callback']) !== false) {
$result = call_user_func($this->_properties['before_callback']);
// If the result from 'before_callback' is not NULL, use the result as the actual callback and callback_args (override).
if (!empty($result) && $result instanceof MenuEntry) {
$callback = $result->_properties['callback'];
$callback_args = $result->_properties['callback_args'];
$per_page_id = $result->_properties['slug'] . $current_screen->id . static::PER_PAGE_SUFFIX;
$per_page_def = $result->per_page;
$capability = $result->capability;
}
}
$before_callback_output = ob_get_clean();
// Extra permission check (if bypassed in WordPress)
if (!current_user_can($capability)) {
wp_die(__('You do not have sufficient permissions to access this page.', $this->textdomain));
}
// Set final 'per page' variable
$per_page = (int) get_user_option($per_page_id);
if (empty($per_page)) {
$per_page = $per_page_def;
}
/* Render page */
echo '<div class="wrap">';
// Render large icon
if (!empty($this->large_icon)) {
if (strpos($this->large_icon, '/') === false && substr($this->large_icon, 0, strlen('data:')) != 'data:') {
// Use an icon by CSS ID
$icon = sprintf('id="%s"', $this->large_icon);
} else {
// Ensure SSL is used
$icon = is_ssl() ? preg_replace('#^http:#', 'https:', $this->large_icon) : $this->large_icon;
// Use a background with specified URL or Data URI
$icon = sprintf('style="background: url(\'%s\') no-repeat scroll center center transparent"', $icon);
}
}
printf('<div class="icon32" %s><br /></div>', isset($icon) ? $icon : 'id="icon-options-general"');
// Render title
if ($this->display_page_title) {
printf('<h2>%s%s</h2>', $this->page_title, $this->page_title_extra);
}
// Render output of before_callback
echo $before_callback_output;
// Perform user-defined callback
echo '<div class="clear"></div><div>';
if (Helpers::validCallback($callback)) {
call_user_func($callback, $callback_args, $per_page);
}
echo '</div>';
// Perform 'afer_callback' event
if (Helpers::validCallback($this->_properties['after_callback'])) {
call_user_func($this->_properties['after_callback']);
}
echo '</div>';
// div wrap
}
/**
* Load public styles
*/
public function onPublicStyles()
{
if (!$this->canDisplayBackground()) {
return;
}
$style = '';
// Extract filtered options
extract($this->getFilteredOptions());
list($css_url, $version, $debug) = $this->getResourceUrl('css');
// Default CSS for the public side
wp_enqueue_style($this->getName() . '-pub', $css_url . 'pub' . $debug . '.css', false, $version);
// qTip2 style, if required
if ($info_tab && $info_tab_desc) {
wp_enqueue_style('jquery.qtip', $css_url . 'vendor/jquery.qtip.min.css', false, $version);
}
// The image for the overlay, as CSS embedded data
if ($active_overlay && ($data = Helpers::embedDataUri($active_overlay, 'image/png', defined('WP_DEBUG') && WP_DEBUG)) != false) {
$opacity_style = '';
if ($overlay_opacity < 100) {
$opacity_style = sprintf('-moz-opacity:.%s; filter:alpha(opacity=%1$s); opacity:.%1$s', str_pad($overlay_opacity, 2, '0', STR_PAD_LEFT));
}
$style .= sprintf('#myatu_bgm_overlay{background:url(\'%s\') repeat fixed top left transparent; %s}', $data, $opacity_style);
}
// The info icon
if ($info_tab) {
$style .= sprintf('#myatu_bgm_info_tab{%s}', $this->getCornerStyle($info_tab_location, 5, 5));
}
// The "Pin It" button
if ($pin_it_btn) {
// Horizontal spacer depends whether the info tab is shown as well
$hspacer = $info_tab && $info_tab_location == $pin_it_btn_location ? 35 : 10;
$style .= sprintf('#myatu_bgm_pin_it_btn{%s}', $this->getCornerStyle($pin_it_btn_location, $hspacer, 5));
}
if ($style) {
printf('<style type="text/css" media="screen">%s</style>' . PHP_EOL, $style);
}
}