'WidgetComicPressGraphicalStorylineNavigation', 'description' => __('Displays Graphical Navigation Buttons. (used in comic sidebars)','comicpress') );
$this->WP_Widget('graphicalstorylinenavigation', __('Comic Navigation','comicpress'), $widget_ops);
}
/**
* Initialize the widget class.
*/
function init() {
add_filter('comicpress_display_navigation_order', array(&$this, 'comicpress_display_navigation_order'));
add_filter('comicpress_display_navigation_link', array(&$this, 'comicpress_display_navigation_link'), 10, 5);
add_filter('comicpress_wrap_navigation_buttons', array(&$this, 'comicpress_wrap_navigation_buttons'), 10, 2);
add_filter('comicpress_navigation_grouping_details', array(&$this, 'comicpress_navigation_grouping_details'));
// these two need to be moved one level up
add_filter('comicpress_get_random_link_url', array(&$this, 'comicpress_get_random_link_url'));
add_filter('comicpress_get_buy_print_url', array(&$this, 'comicpress_get_buy_print_url'));
}
/**
* Get the random link URL.
*/
function comicpress_get_random_link_url($url = '') {
return get_bloginfo('url') . '/?randomcomic';
}
/**
* Get the URL to buy a print.
* Handles hitting the global namespace for you.
*/
function comicpress_get_buy_print_url($url = '') {
global $buy_print_url;
return $buy_print_url;
}
/**
* Render a button.
*/
function comicpress_display_navigation_link($which, $current, $target, $instance, $content = '') {
global $id;
$css_name_mapping = array(
'story_prev' => 'prevchap',
'previous' => 'prev',
'story_next' => 'nextchap'
);
$ok = true;
switch ($which) {
case 'first':
case 'last':
$ok = $this->_will_display_nav_link($which, $current, $target);
break;
case 'previous':
case 'next':
case 'story_prev':
case 'story_next':
case 'story_prev_in':
case 'story_next_in':
$ok = !empty($target);
break;
case 'archives':
$ok = !empty($instance['archive_path']);
break;
}
ob_start();
switch ($which) {
case 'first':
case 'previous':
case 'next':
case 'last':
case 'story_prev':
case 'story_next':
case 'story_prev_in':
case 'story_next_in':
$navi_class_names = array("navi-${which}");
if (isset($css_name_mapping[$which])) { $navi_class_names[] = "navi-{$css_name_mapping[$which]}"; }
$link = get_permalink($target->ID);
if (($which == 'next') && ($instance['nextgohome'] == 'on')) { $link = get_bloginfo('url'); }
if ($ok) {
?>"
title=""> navi-void">
ID;
?>ID != $current->ID);
default:
return true;
}
}
/**
* Get the order of the buttons to be displayed on-screen.
*/
function comicpress_display_navigation_order($order = array()) {
return array(
'first', 'previous', 'story_prev_in', 'story_prev', 'archives', 'random', 'comictitle', 'comments', 'buyprint', 'story_next', 'story_next_in', 'next', 'last'
);
}
function comicpress_navigation_grouping_details($details = array()) {
return array(
'comic_navi_left' => array('first', 'previous', 'story_prev_in', 'story_prev'),
'comic_navi_center' => true,
'comic_navi_right' => array('story_next', 'story_next_in', 'next', 'last')
);
}
function _group_navigation_buttons($buttons = array(), $grouped_buttons = array()) {
$grouping_hash = array();
$default_group = null;
foreach (apply_filters('comicpress_navigation_grouping_details', array()) as $group => $members) {
if ($members === true) {
$default_group = $group;
} else {
foreach ($members as $member) { $grouping_hash[$member] = $group; }
}
}
if (is_null($default_group)) {
trigger_error('No default group defined for filter comicpress_navigation_grouping_details', E_USER_WARNING);
}
$groups = array();
foreach ($buttons as $key => $button) {
$group = isset($grouping_hash[$key]) ? $grouping_hash[$key] : $default_group;
if (!empty($group)) {
if (!isset($groups[$group])) { $groups[$group] = array(); }
$groups[$group][$key] = $button;
}
}
return $groups;
}
/**
* Wrap navigation buttons in a holder.
* @param string|array $buttons The buttons to wrap.
* @param string $content The wrapped content.
*/
function comicpress_wrap_navigation_buttons($buttons = '', $content = '') {
$buttons_text = $buttons;
if (is_array($buttons)) {
$output = array();
foreach ($this->_group_navigation_buttons($buttons) as $group => $grouped_buttons) {
$output[] = '' . implode('', array_values($grouped_buttons)) . '
';
}
$buttons_text = implode('', $output);
}
ob_start(); ?>
create_structure(get_option('comicpress-storyline-category-order'));
$dbi = ComicPressDBInterface::get_instance();
$dbi->set_comic_categories($storyline->get_comic_categories());
$navigation = new ComicPressNavigation();
$navigation->init($storyline);
$post_nav = $navigation->get_post_nav($post);
if ($instance['story_prev_acts_as_prev_in']) {
$post_nav['storyline-chapter-previous'] = $post_nav['storyline-previous'];
}
$storyline_to_nav_mapping = array(
'story_prev' => 'storyline-chapter-previous',
'story_next' => 'storyline-chapter-next',
'story_prev_in' => 'storyline-previous',
'story_next_in' => 'storyline-next'
);
$nav_links = array();
foreach (apply_filters('comicpress_display_navigation_order', array()) as $order) {
if ($instance[$order] == "on") {
$target_post_nav = (isset($storyline_to_nav_mapping[$order])) ? $storyline_to_nav_mapping[$order] : $order;
$target_post = null;
if (isset($post_nav[$target_post_nav])) { $target_post = $post_nav[$target_post_nav]; }
$nav_links[$order] = end(apply_filters('comicpress_display_navigation_link', $order, $post, $target_post, $instance, ''));
}
}
echo end(apply_filters('comicpress_wrap_navigation_buttons', $nav_links, ''));
}
}
/**
* Update the current widget instance.
* @param array $new_instance The new widget instance data.
* @param array $old_instance The old widget instance data.
*/
function update($new_instance, $old_instance) {
$instance = array();
$all_fields = array(
'first', 'story_prev', 'story_next', 'story_prev_in',
'story_next_in', 'previous', 'random', 'archives',
'comments', 'next', 'last', 'buyprint', 'comictitle', 'nextgohome',
'story_prev_acts_as_prev_in'
);
foreach ($all_fields as $field) {
$instance[$field] = (isset($new_instance[$field])) ? 'on' : 'off';
if (isset($new_instance["${field}_title"])) {
$instance["${field}_title"] = strip_tags($new_instance["${field}_title"]);
}
}
$instance['archive_path'] = strip_tags($new_instance['archive_path']);
return $instance;
}
function form($instance) {
$field_defaults = array(
'first' => 'on',
'story_prev' => 'off',
'story_prev_in' => 'off',
'story_next' => 'off',
'story_next_in' => 'off',
'previous' => 'on',
'random' => 'off',
'archives' => 'off',
'comments' => 'off',
'next' => 'on',
'last' => 'on',
'archive_path' => '',
'buyprint' => 'off',
'comictitle' => 'off',
'nextgohome' => 'off',
'story_prev_acts_as_prev_in' => 'on'
);
$title_defaults = array(
'first_title' => __('‹‹ First', 'comicpress'),
'story_prev_title' => __('Chapter', 'comicpress'),
'story_next_title' => __('Chapter', 'comicpress'),
'story_prev_in_title' => __('In Chapter', 'comicpress'),
'story_next_in_title' => __('In Chapter', 'comicpress'),
'previous_title' => __('‹ Previous', 'comicpress'),
'random_title' => __('Random', 'comicpress'),
'archives_title' => __('Archives', 'comicpress'),
'comments_title' => __('Comments', 'comicpress'),
'next_title' => __('Next ›', 'comicpress'),
'last_title' => __('Last ››', 'comicpress'),
'buyprint_title' => __('Buy Print', 'comicpress')
);
$instance = wp_parse_args((array)$instance, array_merge($field_defaults, $title_defaults));
foreach (array(
'first' => __('‹‹ First', 'comicpress'),
'previous' => __('‹ Previous', 'comicpress'),
'next' => __('Next ›', 'comicpress'),
'last' => __('Last ››', 'comicpress'),
'story_prev' => __('Previous Chapter', 'comicpress'),
'story_next' => __('Next Chapter', 'comicpress'),
'story_prev_in' => __('Previous In Chapter', 'comicpress'),
'story_next_in' => __('Next In Chapter', 'comicpress'),
'comictitle' => __('Comic Title', 'comicpress'),
'archives' => __('Archives', 'comicpress'),
'comments' => __('Comments', 'comicpress'),
'random' => __('Random', 'comicpress'),
'buyprint' => __('Buy Print', 'comicpress')
) as $field => $label) {
$title_field = "${field}_title"; ?>
init();
}
add_action('widgets_init', 'WidgetComicPressGraphicalStorylineNavigation_init');
?>