comicpress-2.8/widgets/graphical-navigation.php

363 lines
12 KiB
PHP

<?php
/*
Widget Name: Graphical Navigation
Widget URI: http://comicpress.org/
Description: This widget places graphical navigation buttons on your comic. For ComicPress 2.8
Author: Philip M. Hofer (Frumph) &amp; John Bintz
Version: 1.2
Author URI: http://webcomicplanet.com/
*/
require_once(dirname(__FILE__) . '/../classes/ComicPressNavigation.inc');
class WidgetComicPressGraphicalStorylineNavigation extends WP_Widget {
function WidgetComicPressGraphicalStorylineNavigation() {
$widget_ops = array('classname' => '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);
// 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':
$ok = !empty($target);
break;
case 'archives':
$ok = !empty($instance['archive_path']);
break;
}
ob_start();
switch ($which) {
case 'first':
case 'last':
case 'previous':
case 'story_prev':
case 'story_next':
case 'next':
$navi_class_names = array("navi-${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) {
?><a href="<?php echo $link; ?>"
class="navi <?php echo implode(" ", $navi_class_names); ?>"
title="<?php echo $instance["${which}_title"]; ?>"><?php echo $instance["${which}_title"]; ?></a><?php
} else {
?><div class="navi <?php echo implode(" ", $navi_class_names); ?> navi-void"><?php echo $instance["${which}_title"]; ?></div><?php
}
break;
case 'archives':
?><a href="<?php echo $instance['archive_path']; ?>"
class="navi navi-archives navi-archive"
title="<?php echo $instance['archives_title']; ?>"><?php echo $instance['archives_title']; ?></a><?php
break;
case 'random':
?><a href="<?php echo apply_filters('comicpress_get_random_link_url', '') ?>"
class="navi navi-random"
title="<?php echo $instance['random_title']; ?>"><?php echo $instance['random_title']; ?></a><?php
break;
case 'comictitle':
?><div class="navi-comictitle"><a href="<?php echo get_permalink($current) ?>"><?php echo get_the_title($current->ID); ?></a></div><?php
break;
case 'comments':
$temp_id = $id;
$id = $current->ID;
?><a href="<?php echo get_permalink($current); ?>#comment"
class="navi navi-comments"
title="<?php echo $instance['comments_title']; ?>"><span class="navi-comments-count"><?php comments_number('0', '1', '%'); ?></span><?php echo $instance['comments_title']; ?></a><?php
$id = $temp_id;
break;
case 'buyprint':
?><form method="post"
title="<?php echo $instance['buyprint_title']; ?>"
action="<?php echo apply_filters('comicpress_get_buy_print_url', ''); ?>"
class="navi-buyprint-form">
<input type="hidden" name="comic" value="<?php echo $current->ID; ?>" />
<button class="navi navi-buyprint"
type="submit"
value="submit"><?php echo $instance['buyprint_title']; ?></button>
</form><?php
break;
}
return array($which, $current, $target, $instance, ob_get_clean());
}
/**
* Returns true if the combination of target and current post will show or hide this nav link.
* Different from whether or not a user explicitly hid this link.
* @param string $which The link to test.
* @param object $current The currently visible post.
* @param object $target The target post to comare to.
* @return boolean True if this link should be visible.
*/
function _will_display_nav_link($which, $current, $target) {
switch ($which) {
case 'first':
case 'last':
return ($target->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', 'story_prev', 'previous', 'archives', 'random', 'comictitle', 'comments', 'buyprint', 'next', 'story_next', 'last'
);
}
/**
* 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)) { $buttons_text = implode('', $buttons); }
ob_start(); ?>
<div id="comic_navi_wrapper">
<table id="comic_navi" cellpadding="0" cellspacing="0"><tr><td><?php echo $buttons_text; ?></td></tr></table>
</div>
<?php
return array($buttons, $content);
}
/**
* Render the widget.
*/
function widget($args, $instance) {
global $post;
if (is_home() || is_single()) {
$storyline = new ComicPressStoryline();
$storyline->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);
$storyline_to_nav_mapping = array(
'story_prev' => 'storyline-chapter-previous',
'story_next' => 'storyline-chapter-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[] = 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();
$all_fields = explode(' ', 'first last story_prev story_next previous random archives comments next buyprint comictitle nextgohome');
foreach ($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',
'last' => 'on',
'story_prev' => 'off',
'story_next' => 'off',
'previous' => 'on',
'random' => 'off',
'archives' => 'off',
'comments' => 'off',
'next' => 'on',
'archive_path' => '',
'buyprint' => 'off',
'comictitle' => 'off',
'nextgohome' => 'off'
);
$title_defaults = array(
'first_title' => __('First', 'comicpress'),
'last_title' => __('Latest', 'comicpress'),
'story_prev_title' => __('Chapter', 'comicpress'),
'story_next_title' => __('Chapter', 'comicpress'),
'previous_title' => __('Previous', 'comicpress'),
'random_title' => __('Random', 'comicpress'),
'archives_title' => __('Archives', 'comicpress'),
'comments_title' => __('Comments', 'comicpress'),
'next_title' => __('Next', 'comicpress'),
'buyprint_title' => __('Buy Print', 'comicpress')
);
$instance = wp_parse_args((array)$instance, array_merge($field_defaults, $title_defaults));
foreach (array(
'first' => __('First', 'comicpress'),
'last' => __('Last', 'comicpress'),
'previous' => __('Previous', 'comicpress'),
'next' => __('Next', 'comicpress'),
'story_prev' => __('Previous Chapter', 'comicpress'),
'story_next' => __('Next 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"; ?>
<div class="comicpress-field-holder">
<label>
<input id="<?php echo $this->get_field_id($field); ?>"
name="<?php echo $this->get_field_name($field); ?>"
type="checkbox" class="comicpress-field" value="yes"<?php if ($instance[$field] == "on") { echo ' checked="checked"'; } ?> />
<strong><?php echo $label; ?><strong>
</label>
<div class="comicpress-field">
<?php if (isset($title_defaults[$title_field])) { ?>
<input class="widefat"
id="<?php echo $this->get_field_id($title_field); ?>"
name="<?php echo $this->get_field_name($title_field); ?>"
type="text"
value="<?php echo attribute_escape($instance[$title_field]); ?>" />
<?php } ?>
<?php
switch($field) {
case "archives": ?>
<div>
<?php _e('Archive URL:', 'comicpress') ?>
<br />
<input class="widefat"
id="<?php echo $this->get_field_id('archive_path'); ?>"
name="<?php echo $this->get_field_name('archive_path'); ?>"
type="text"
value="<?php echo attribute_escape($instance['archive_path']); ?>" />
</div>
<?php break;
case "next": ?>
<div>
<label>
<input id="<?php echo $this->get_field_id('nextgohome'); ?>"
name="<?php echo $this->get_field_name('nextgohome'); ?>"
type="checkbox" class="comicpress-field" value="yes"<?php if ($instance['nextgohome'] == "on") { echo ' checked="checked"'; } ?> />
<strong><?php _e('...go Home instead of Last', 'comicpress'); ?><strong>
</label>
</div>
<?php break;
}
?>
</div>
</div>
<?php } ?>
<script type="text/javascript">
var _get_comicpress_show_hide_text = function(container, immediate) {
return function(e) {
var checkbox = jQuery('.comicpress-field[type=checkbox]', container).get(0);
if (checkbox) {
jQuery('div.comicpress-field', container)[checkbox.checked ? 'show' : 'hide'](immediate ? null : 'fast');
}
}
};
jQuery('.comicpress-field-holder').each(function(fh) {
jQuery('.comicpress-field[type=checkbox]', this).bind('click', _get_comicpress_show_hide_text(this, false));
_get_comicpress_show_hide_text(this, true)();
});
</script>
<?php
}
}
register_widget('WidgetComicPressGraphicalStorylineNavigation');
/**
* Handle pre-init stuff.
* In this case, instantiate a copy of the widget and hook up its filters.
* The original will hang around due to the callback references. Don't use any
* object properties in those filters!
*/
function WidgetComicPressGraphicalStorylineNavigation_init() {
$a = new WidgetComicPressGraphicalStorylineNavigation();
$a->init();
}
add_action('widgets_init', 'WidgetComicPressGraphicalStorylineNavigation_init');
?>