448 lines
16 KiB
PHP
448 lines
16 KiB
PHP
<?php
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/*
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Widget Name: Graphical Navigation
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Widget URI: http://comicpress.org/
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Description: This widget places graphical navigation buttons on your comic. For ComicPress 2.8
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Author: Philip M. Hofer (Frumph) & John Bintz
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Version: 1.2
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Author URI: http://webcomicplanet.com/
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*/
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require_once(dirname(__FILE__) . '/../classes/ComicPressNavigation.inc');
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class WidgetComicPressGraphicalStorylineNavigation extends WP_Widget {
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function WidgetComicPressGraphicalStorylineNavigation() {
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$widget_ops = array('classname' => 'WidgetComicPressGraphicalStorylineNavigation', 'description' => __('Displays Graphical Navigation Buttons. (used in comic sidebars)','comicpress') );
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$this->WP_Widget('graphicalstorylinenavigation', __('Comic Navigation','comicpress'), $widget_ops);
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}
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/**
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* Initialize the widget class.
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*/
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function init() {
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add_filter('comicpress_display_navigation_order', array(&$this, 'comicpress_display_navigation_order'));
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add_filter('comicpress_display_navigation_link', array(&$this, 'comicpress_display_navigation_link'), 10, 5);
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add_filter('comicpress_wrap_navigation_buttons', array(&$this, 'comicpress_wrap_navigation_buttons'), 10, 2);
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add_filter('comicpress_navigation_grouping_details', array(&$this, 'comicpress_navigation_grouping_details'));
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// these two need to be moved one level up
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add_filter('comicpress_get_random_link_url', array(&$this, 'comicpress_get_random_link_url'));
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add_filter('comicpress_get_buy_print_url', array(&$this, 'comicpress_get_buy_print_url'));
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}
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/**
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* Get the random link URL.
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*/
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function comicpress_get_random_link_url($url = '') {
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return get_bloginfo('url') . '/?randomcomic';
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}
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/**
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* Get the URL to buy a print.
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* Handles hitting the global namespace for you.
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*/
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function comicpress_get_buy_print_url($url = '') {
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global $buy_print_url;
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return $buy_print_url;
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}
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/**
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* Render a button.
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*/
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function comicpress_display_navigation_link($which, $current, $target, $instance, $content = '') {
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global $id;
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$css_name_mapping = array(
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'story_prev' => 'prevchap',
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'previous' => 'prev',
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'story_next' => 'nextchap'
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);
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$ok = true;
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switch ($which) {
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case 'first':
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case 'last':
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$ok = $this->_will_display_nav_link($which, $current, $target);
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break;
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case 'previous':
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case 'next':
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case 'story_prev':
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case 'story_next':
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case 'story_prev_in':
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case 'story_next_in':
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$ok = !empty($target);
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break;
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case 'archives':
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$ok = !empty($instance['archive_path']);
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break;
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}
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ob_start();
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switch ($which) {
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case 'first':
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case 'previous':
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case 'next':
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case 'last':
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case 'story_prev':
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case 'story_next':
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case 'story_prev_in':
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case 'story_next_in':
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$ok = false;
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$navi_class_names = array("navi-${which}");
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if (is_object($target)) {
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$ok = true;
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if (isset($css_name_mapping[$which])) { $navi_class_names[] = "navi-{$css_name_mapping[$which]}"; }
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$link = get_permalink($target->ID);
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if (($which == 'last') && ($instance['lastgohome'] == 'on')) { $link = get_bloginfo('url'); }
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}
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if ($ok) {
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?><a href="<?php echo $link; ?>"
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class="navi <?php echo implode(" ", $navi_class_names); ?>"
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title="<?php echo $instance["${which}_title"]; ?>"><?php echo htmlspecialchars_decode($instance["${which}_title"]); ?></a><?php
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} else {
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?><span class="navi <?php echo implode(" ", $navi_class_names); ?> navi-void"><?php echo htmlspecialchars_decode($instance["${which}_title"]); ?></span><?php
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}
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break;
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case 'archives':
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?><a href="<?php echo $instance['archive_path']; ?>"
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class="navi navi-archives navi-archive"
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title="<?php echo $instance['archives_title']; ?>"><?php echo $instance['archives_title']; ?></a><?php
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break;
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case 'random':
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?><a href="<?php echo apply_filters('comicpress_get_random_link_url', '') ?>"
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class="navi navi-random"
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title="<?php echo $instance['random_title']; ?>"><?php echo $instance['random_title']; ?></a><?php
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break;
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case 'comictitle':
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?><span class="navi-comictitle"><a href="<?php echo get_permalink($current) ?>"><?php echo get_the_title($current->ID); ?></a></span><?php
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break;
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case 'comments':
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$temp_id = $id;
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$id = $current->ID;
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?><a href="<?php echo get_permalink($current); ?>#comment"
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class="navi navi-comments"
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title="<?php echo $instance['comments_title']; ?>"><span class="navi-comments-count"><?php comments_number('0', '1', '%'); ?></span><?php echo $instance['comments_title']; ?></a><?php
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$id = $temp_id;
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break;
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case 'buyprint':
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?><form method="post"
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title="<?php echo $instance['buyprint_title']; ?>"
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action="<?php echo apply_filters('comicpress_get_buy_print_url', ''); ?>"
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class="navi-buyprint-form">
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<input type="hidden" name="comic" value="<?php echo $current->ID; ?>" />
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<button class="navi navi-buyprint"
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type="submit"
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value="submit"><?php echo $instance['buyprint_title']; ?></button>
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</form><?php
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break;
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}
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return array($which, $current, $target, $instance, ob_get_clean());
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}
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/**
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* Returns true if the combination of target and current post will show or hide this nav link.
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* Different from whether or not a user explicitly hid this link.
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* @param string $which The link to test.
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* @param object $current The currently visible post.
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* @param object $target The target post to comare to.
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* @return boolean True if this link should be visible.
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*/
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function _will_display_nav_link($which, $current, $target) {
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switch ($which) {
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case 'first':
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case 'last':
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return ($target->ID != $current->ID);
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default:
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return true;
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}
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}
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/**
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* Get the order of the buttons to be displayed on-screen.
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*/
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function comicpress_display_navigation_order($order = array()) {
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return array(
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'first', 'previous', 'story_prev_in', 'story_prev', 'archives', 'random', 'comictitle', 'comments', 'buyprint', 'story_next', 'story_next_in', 'next', 'last'
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);
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}
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function comicpress_navigation_grouping_details($details = array()) {
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return array(
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'comic_navi_left' => array('first', 'previous', 'story_prev_in', 'story_prev'),
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'comic_navi_center' => true,
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'comic_navi_right' => array('story_next', 'story_next_in', 'next', 'last')
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);
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}
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function _group_navigation_buttons($buttons = array(), $grouped_buttons = array()) {
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$grouping_hash = array();
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$default_group = null;
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foreach (apply_filters('comicpress_navigation_grouping_details', array()) as $group => $members) {
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if ($members === true) {
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$default_group = $group;
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} else {
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foreach ($members as $member) { $grouping_hash[$member] = $group; }
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}
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}
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if (is_null($default_group)) {
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trigger_error('No default group defined for filter comicpress_navigation_grouping_details', E_USER_WARNING);
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}
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$groups = array();
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foreach ($buttons as $key => $button) {
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$group = isset($grouping_hash[$key]) ? $grouping_hash[$key] : $default_group;
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if (!empty($group)) {
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if (!isset($groups[$group])) { $groups[$group] = array(); }
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$groups[$group][$key] = $button;
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}
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}
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return $groups;
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}
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/**
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* Wrap navigation buttons in a holder.
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* @param string|array $buttons The buttons to wrap.
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* @param string $content The wrapped content.
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*/
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function comicpress_wrap_navigation_buttons($buttons = '', $content = '') {
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$buttons_text = $buttons;
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if (is_array($buttons)) {
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$output = array();
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foreach ($this->_group_navigation_buttons($buttons) as $group => $grouped_buttons) {
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$output[] = '<span class="' . $group . '">' . implode('', array_values($grouped_buttons)) . '</span>';
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}
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$buttons_text = implode('', $output);
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}
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ob_start(); ?>
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<div id="comic_navi_wrapper">
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<div class="comic_navi">
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<?php echo $buttons_text; ?>
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<div class="clear"></div>
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</div>
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</div>
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<?php
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return array($buttons, $content);
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}
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/**
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* Render the widget.
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*/
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function widget($args, $instance) {
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global $post;
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if (is_home() || is_single()) {
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$storyline = new ComicPressStoryline();
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$storyline->create_structure(get_option('comicpress-storyline-category-order'));
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$dbi = ComicPressDBInterface::get_instance();
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$dbi->set_comic_categories($storyline->get_comic_categories());
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$navigation = new ComicPressNavigation();
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$navigation->init($storyline);
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$post_nav = $navigation->get_post_nav($post);
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if ($instance['story_prev_acts_as_prev_in'] == 'on') {
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if ($post_nav['storyline-previous'] !== false) {
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$post_nav['storyline-chapter-previous'] = $post_nav['storyline-previous'];
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}
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}
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$storyline_to_nav_mapping = array(
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'story_prev' => 'storyline-chapter-previous',
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'story_next' => 'storyline-chapter-next',
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'story_prev_in' => 'storyline-previous',
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'story_next_in' => 'storyline-next'
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);
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$nav_links = array();
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foreach (apply_filters('comicpress_display_navigation_order', array()) as $order) {
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if ($instance[$order] == "on") {
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$target_post_nav = (isset($storyline_to_nav_mapping[$order])) ? $storyline_to_nav_mapping[$order] : $order;
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$target_post = null;
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if (isset($post_nav[$target_post_nav])) { $target_post = $post_nav[$target_post_nav]; }
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$nav_links[$order] = end(apply_filters('comicpress_display_navigation_link', $order, $post, $target_post, $instance, ''));
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}
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}
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echo end(apply_filters('comicpress_wrap_navigation_buttons', $nav_links, ''));
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}
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}
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/**
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* Update the current widget instance.
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* @param array $new_instance The new widget instance data.
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* @param array $old_instance The old widget instance data.
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*/
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function update($new_instance, $old_instance) {
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$instance = array();
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$all_fields = array(
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'first', 'story_prev', 'story_next', 'story_prev_in',
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'story_next_in', 'previous', 'random', 'archives',
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'comments', 'next', 'last', 'buyprint', 'comictitle', 'lastgohome',
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'story_prev_acts_as_prev_in'
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);
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foreach ($all_fields as $field) {
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$instance[$field] = (isset($new_instance[$field])) ? 'on' : 'off';
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if (isset($new_instance["${field}_title"])) {
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$instance["${field}_title"] = strip_tags($new_instance["${field}_title"]);
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}
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}
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$instance['archive_path'] = strip_tags($new_instance['archive_path']);
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return $instance;
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}
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function form($instance) {
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$field_defaults = array(
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'first' => 'on',
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'story_prev' => 'off',
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'story_prev_in' => 'off',
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'story_next' => 'off',
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'story_next_in' => 'off',
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'previous' => 'on',
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'random' => 'off',
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'archives' => 'off',
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'comments' => 'off',
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'next' => 'on',
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'last' => 'on',
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'archive_path' => '',
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'buyprint' => 'off',
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'comictitle' => 'off',
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'lastgohome' => 'off',
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'story_prev_acts_as_prev_in' => 'on'
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);
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$title_defaults = array(
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'first_title' => __('‹‹ First', 'comicpress'),
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'story_prev_title' => __('Chapter', 'comicpress'),
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'story_next_title' => __('Chapter', 'comicpress'),
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'story_prev_in_title' => __('In Chapter', 'comicpress'),
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'story_next_in_title' => __('In Chapter', 'comicpress'),
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'previous_title' => __('‹ Previous', 'comicpress'),
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'random_title' => __('Random', 'comicpress'),
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'archives_title' => __('Archives', 'comicpress'),
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'comments_title' => __('Comments', 'comicpress'),
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'next_title' => __('Next ›', 'comicpress'),
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'last_title' => __('Last ››', 'comicpress'),
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'buyprint_title' => __('Buy Print', 'comicpress')
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);
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$instance = wp_parse_args((array)$instance, array_merge($field_defaults, $title_defaults));
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foreach (array(
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'first' => __('‹‹ First', 'comicpress'),
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'previous' => __('‹ Previous', 'comicpress'),
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'next' => __('Next ›', 'comicpress'),
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'last' => __('Last ››', 'comicpress'),
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'story_prev' => __('Previous Chapter', 'comicpress'),
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'story_next' => __('Next Chapter', 'comicpress'),
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'story_prev_in' => __('Previous In Chapter', 'comicpress'),
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'story_next_in' => __('Next In Chapter', 'comicpress'),
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'comictitle' => __('Comic Title', 'comicpress'),
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'archives' => __('Archives', 'comicpress'),
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'comments' => __('Comments', 'comicpress'),
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'random' => __('Random', 'comicpress'),
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'buyprint' => __('Buy Print', 'comicpress')
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) as $field => $label) {
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$title_field = "${field}_title"; ?>
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<div class="comicpress-field-holder">
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<label>
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<input id="<?php echo $this->get_field_id($field); ?>"
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name="<?php echo $this->get_field_name($field); ?>"
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type="checkbox" class="comicpress-field" value="yes"<?php if ($instance[$field] == "on") { echo ' checked="checked"'; } ?> />
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<strong><?php echo $label; ?></strong>
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</label>
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<div class="comicpress-field">
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<?php if (isset($title_defaults[$title_field])) { ?>
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<input class="widefat"
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id="<?php echo $this->get_field_id($title_field); ?>"
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name="<?php echo $this->get_field_name($title_field); ?>"
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type="text"
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value="<?php echo htmlspecialchars($instance[$title_field]); ?>" />
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<?php } ?>
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<?php
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switch($field) {
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case "archives": ?>
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<div>
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<?php _e('Archive URL:', 'comicpress') ?>
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<br />
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<input class="widefat"
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id="<?php echo $this->get_field_id('archive_path'); ?>"
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name="<?php echo $this->get_field_name('archive_path'); ?>"
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type="text"
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value="<?php echo attribute_escape($instance['archive_path']); ?>" />
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</div>
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<?php break;
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case "last": ?>
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<div>
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<label>
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<input id="<?php echo $this->get_field_id('lastgohome'); ?>"
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name="<?php echo $this->get_field_name('lastgohome'); ?>"
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type="checkbox" class="comicpress-field" value="yes"<?php if ($instance['lastgohome'] == "on") { echo ' checked="checked"'; } ?> />
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<strong><?php _e('...go Home instead of Last', 'comicpress'); ?></strong>
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</label>
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</div>
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<?php break;
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case "story_prev": ?>
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<div>
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<label>
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<input id="<?php echo $this->get_field_id('story_prev_acts_as_prev_in'); ?>"
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name="<?php echo $this->get_field_name('story_prev_acts_as_prev_in'); ?>"
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type="checkbox" class="comicpress-field" value="yes"<?php if ($instance['story_prev_acts_as_prev_in'] == "on") { echo ' checked="checked"'; } ?> />
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<strong><?php _e('...only go prev. chapter if at start', 'comicpress'); ?></strong>
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</label>
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</div>
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<?php break;
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}
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?>
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</div>
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</div>
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<?php } ?>
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<script type="text/javascript">
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var _get_comicpress_show_hide_text = function(container, immediate) {
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return function(e) {
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var checkbox = jQuery('.comicpress-field[type=checkbox]', container).get(0);
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if (checkbox) {
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jQuery('div.comicpress-field', container)[checkbox.checked ? 'show' : 'hide'](immediate ? null : 'fast');
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}
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}
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};
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jQuery('.comicpress-field-holder').each(function(fh) {
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jQuery('.comicpress-field[type=checkbox]', this).bind('click', _get_comicpress_show_hide_text(this, false));
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_get_comicpress_show_hide_text(this, true)();
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});
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</script>
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<?php
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}
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}
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register_widget('WidgetComicPressGraphicalStorylineNavigation');
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/**
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* Handle pre-init stuff.
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* In this case, instantiate a copy of the widget and hook up its filters.
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* The original will hang around due to the callback references. Don't use any
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* object properties in those filters!
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*/
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function WidgetComicPressGraphicalStorylineNavigation_init() {
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$a = new WidgetComicPressGraphicalStorylineNavigation();
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$a->init();
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}
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add_action('widgets_init', 'WidgetComicPressGraphicalStorylineNavigation_init');
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?>
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