const PLUGIN_PREFIX = 'easy-series-';

private static $series_db = null;

private static $posts_series_db = null;

public function __construct() {

global $wpdb;

global $series_table_name;

global $posts_series_table_name;

if ( is_null( self::$series_db ) ) {

self::$series_db = new Easy_Series_Db( $wpdb, $series_table_name );

}

if ( is_null( self::$posts_series_db ) ) {

self::$posts_series_db = new Easy_Series_Posts_Db( $wpdb, $posts_series_table_name );

}

add_action( 'admin_menu', array( $this, 'add_menu' ) );

add_action( 'admin_init', array( $this, 'post_data' ) );

add_action( 'admin_init', array( $this, 'manage_columns' ) );

add_action( 'add_meta_boxes', array( $this, 'add_meta_boxes' ) );

add_action( 'save_post', array( $this, 'save_post' ) );

add_action( 'delete_post', array( $this, 'delete_post' ) );

add_action( 'init', array( $this, 'enqueue_scripts_and_styles' ) );

add_filter( 'the_title', array( $this, 'the_title' ) );

add_filter( 'the_content', array( $this, 'the_content' ) );

add_filter( 'the_excerpt', array( $this, 'the_excerpt' ) );

add_action( 'wp_ajax_easy_series_check_series_and_number', array( $this, 'ajax_check_series_and_number' ) );

}

public static function activate() {

global $wpdb;

global $series_table_name;

global $posts_series_table_name;

$series_db = new Easy_Series_Db( $wpdb, $series_table_name );

if ( !$series_db->has_table() ) {

$series_db->create_table();

}

$posts_series_db = new Easy_Series_Posts_Db( $wpdb, $posts_series_table_name );

if ( !$posts_series_db->has_table() ) {

$posts_series_db->create_table();

}

}

public function add_menu() {

add_menu_page(

'連載',

'連載',

'edit_others_posts',

basename( __FILE__ ),

array( $this, 'settings' )

);

}

public function settings() {

if ( !current_user_can( 'edit_others_posts' ) ) {

wp_die( 'アクセスできません。' );

}

//settings top

if ( !isset( $_GET[self::PLUGIN_PREFIX . 'page'] ) ) {

$this->settings_top_page();

return;

}

//settings sub

switch ( $_GET[self::PLUGIN_PREFIX . 'page'] ) {

case 'form':

$this->settings_form_page();

break;

}

}

public function post_data() {

if ( !current_user_can( 'edit_others_posts' ) ) {

return;

}

//set series

if ( isset( $_POST[self::PLUGIN_PREFIX . 'add'] ) ) {

$this->add_series();

return;

}

//edit series

if ( isset( $_POST[self::PLUGIN_PREFIX . 'edit'] ) ) {

$this->update_series( $_POST[self::PLUGIN_PREFIX . 'id'] );

return;

}

//delete series

if ( isset( $_POST[self::PLUGIN_PREFIX . 'delete'] ) ) {

$this->delete_series( $_POST[self::PLUGIN_PREFIX . 'id'] );

return;

}

}

public function manage_columns() {

add_filter('manage_posts_columns', array( $this, 'manage_columns_header' ) );

add_action( 'manage_posts_custom_column', array( $this, 'manage_custom_column' ), 10, 2 );

}

public function manage_columns_header($defaults) {

$defaults[self::PLUGIN_PREFIX . 'name'] = '連載';

return $defaults;

}

public function manage_custom_column( $column_name, $id ) {

if ($column_name != self::PLUGIN_PREFIX . 'name') {

return;

}

$post_series = self::$posts_series_db->find_by_post_id( $id );

if ($post_series == null) {

return;

}

$series = self::$series_db->get_series( $post_series->series_id );

if (($series == null) || ($series->status != Easy_Series_Db::STATUS_ACTIVE)) {

return;

}

echo sprintf('%s 第%d回', $series->title, $post_series->number);

}

public function add_meta_boxes() {

add_meta_box( 'easy-series', '連載', array( $this, 'meta_box' ), 'post', 'advanced' );

}

public function meta_box() {

$post_series = self::$posts_series_db->find_by_post_id( get_the_ID() );

$series = null;

if ($post_series != null) {

$series = self::$series_db->get_series( $post_series->series_id );

}

if ($series == null) {

$series_id = '';

$series_name = '';

$series_number = '';

$series_status = '';

$delete_btn_display = 'style="display: numberne;"';

} else {

$series_id = $series->id;

$series_name = $series->title;

$series_number = $post_series->number;

if ($series->status == Easy_Series_Db::STATUS_ACTIVE) {

$series_status = '';

} else {

$series_status = '(' . $this->get_status_name( $series->status ) . ')';

}

$delete_btn_display = '';

}

?>

<div>

<div>設定は投稿を保存するまで反映されません。</div>

<br>

<div>

<div class="<?php echo( esc_attr( self::PLUGIN_PREFIX ) ); ?>info-not-set"><strong>連載 : </strong>設定なし</div>

<div class="<?php echo( esc_attr( self::PLUGIN_PREFIX ) ); ?>info"><strong>連載 : </strong>

<span class="<?php echo( esc_attr( self::PLUGIN_PREFIX ) ); ?>name"><?php echo( esc_html( $series_name ) ); ?></span>

<span> 第 </span>

<span class="<?php echo( esc_attr( self::PLUGIN_PREFIX ) ); ?>display-number"><?php echo( esc_html( $series_number ) ); ?></span> 回

<span> <?php echo( esc_html( $series_status ) ); ?></span>

</div>

<input type="hidden" class="<?php echo( esc_attr( self::PLUGIN_PREFIX ) ); ?>id" name="<?php echo( esc_attr( self::PLUGIN_PREFIX ) ); ?>id" value="<?php echo( esc_attr( $series_id ) ); ?>">

<input type="hidden" class="<?php echo( esc_attr( self::PLUGIN_PREFIX ) ); ?>number" name="<?php echo( esc_attr( self::PLUGIN_PREFIX ) ); ?>number" value="<?php echo( esc_attr( $series_number ) ); ?>">

</div>

<div class="submit">

<input type="submit" <?php echo( $delete_btn_display ); ?> class="button <?php echo self::PLUGIN_PREFIX; ?>delete-btn" value="解除する">

</div>

<br>

<table>

<tbody>

<tr>

<td class="left">

<select class="<?php echo self::PLUGIN_PREFIX; ?>series-select" name="<?php echo self::PLUGIN_PREFIX; ?>series-select">

<option value="#NONE#">— 選択 —</option>

<?php

$series_list = self::$series_db->get_active_series_list();

foreach ($series_list as $series) {

$option_html = sprintf('<option value="%d">%s</option>', $series->id, $series->title);

echo $option_html;

}

?>

</select>

</td>

<td width="100"><div class="<?php echo( esc_attr( self::PLUGIN_PREFIX ) ); ?>display-number-of-times"></div><td>

<td class="right">

第

<select class="<?php echo self::PLUGIN_PREFIX; ?>number-select" name="<?php echo self::PLUGIN_PREFIX; ?>number-select"></select>

<input type="number" class="<?php echo self::PLUGIN_PREFIX; ?>number-input" name="<?php echo self::PLUGIN_PREFIX; ?>number-input">

回

</td>

</tr>

<tr>

<td>

<div class="submit">

<input type="submit" class="button <?php echo self::PLUGIN_PREFIX; ?>set-btn" value="設定">

</div>

</td>

<td></td>

<td></td>

</tr>

</tbody>

</table>

</div>

<?php

}

private function get_status_name( $value ) {

$status_names_hash = $this->get_status_names_hash();

return $status_names_hash[$value];

}

private function get_status_names_hash() {

return array(

Easy_Series_Db::STATUS_ACTIVE => '有効',

Easy_Series_Db::STATUS_INACTIVE => '無効',

);

}

public function ajax_check_series_and_number() {

if ( !current_user_can( 'edit_posts' ) ) {

$this->ajax_exit(403, __('You do not have sufficient permissions to import the content of this site.'));

return;

}

$series_id = $_POST[self::PLUGIN_PREFIX . 'id'];

$number = $_POST[self::PLUGIN_PREFIX . 'number'];

$post_series = self::$posts_series_db->find_by_series_id_and_number( $series_id, $number );

if ($post_series != null) {

$this->ajax_exit(200, 'USED');

return;

}

$this->ajax_exit(200);

}

//ajax return script

public function ajax_exit($status, $message="") {

$exit_js_code = sprintf("easy_series_ajax_result=%d; easy_series_ajax_error_message='%s'", $status, $message);

die($exit_js_code); //Functions echoing for AJAX must die

}

public function save_post() {

if( empty($_POST) ) { //trash, untrash

return;

}

$post_id = get_the_ID();

$post_series = self::$posts_series_db->find_by_post_id( $post_id );

$series_id = $_POST[self::PLUGIN_PREFIX . 'id'];

$number = $_POST[self::PLUGIN_PREFIX . 'number'];

//unset

if (($series_id == null) || ($series_id == '')) {

//delete

if ($post_series != null) {

self::$posts_series_db->delete( $post_series->id );

}

return;

}

$data = array(

'post_id' => $post_id,

'series_id' => $series_id,

'number' => $number

);

//If there is a row which already has the same series_id and number, delete the row;

$another_post_series = self::$posts_series_db->find_by_series_id_and_number( $series_id, $number );

if (($another_post_series != null) && ($another_post_series->post_id != $post_id)) {

self::$posts_series_db->delete( $another_post_series->id );

}

//new

if ($post_series == null) {

self::$posts_series_db->create( $data );

return;

}

//no change

if (($post_series->series_id == $series_id) && ($post_series->number == $number)) {

return;

}

//update

self::$posts_series_db->update( $post_series->id, $data );

}

public function delete_post( $postid ) {

self::$posts_series_db->delete_by_post_id( $postid );

}

public function enqueue_scripts_and_styles() {

$is_post_new = ($_SERVER['SCRIPT_NAME'] == '/wp-admin/post-new.php');

$is_post_edit = (isset( $_GET['post'] ) && isset( $_GET['action'] ) && ($_GET['action'] == 'edit'));

if ($is_post_new || $is_post_edit) {

wp_enqueue_script( 'jquery' );

wp_enqueue_script( 'sack' );

wp_enqueue_script( 'easy-series-edit', plugins_url( 'easy-series-edit.js' , __FILE__ ), array( 'jquery' ) );

$params = array(

'plugin_prefix' => self::PLUGIN_PREFIX,

'series_list' => self::$series_db->get_active_series_list(),

'ajaxurl' => admin_url('admin-ajax.php')

);

wp_localize_script( 'easy-series-edit', 'easy_series', $params );

//css

wp_enqueue_style( 'easy-series-edit', plugins_url( 'easy-series-edit.css' , __FILE__ ) );

return;

}

//css

wp_enqueue_style( 'easy-series', plugins_url( 'easy-series.css' , __FILE__ ) );

}

public function the_title( $title ) {

$posts_series = self::$posts_series_db->find_by_post_id( get_the_ID() );

if ($posts_series == null) {

return $title;

}

$series = self::$series_db->get_series( $posts_series->series_id );

if (($series == null) || ($series->status != Easy_Series_Db::STATUS_ACTIVE)) {

return $title;

}

$format = $series->title_format;

if (($format == null) || ($format == '')) {

$format = $this->get_default_title_format();

}

$customized_title = str_replace('%series_title%', $series->title, $format);

$customized_title = str_replace('%number%', $posts_series->number, $customized_title);

$customized_title = str_replace('%post_title%', $title, $customized_title);

return $customized_title;

}

//add toc of series

public function the_content( $content ) {

$posts_series = self::$posts_series_db->find_by_post_id( get_the_ID() );

if ($posts_series == null) {

return $content;

}

$series = self::$series_db->get_series( $posts_series->series_id );

if (($series == null) || ($series->status != Easy_Series_Db::STATUS_ACTIVE)) {

return $content;

}

$toc_thml = $this->get_toc_html( $series, get_the_ID() );

$positions = explode( ',', $series->positions );

$pos_header = false;

$pos_footer = false;

foreach ($positions as $position) {

if ($position == 'header') {

$pos_header = true;

} elseif ($position == 'footer') {

$pos_footer = true;

}

}

if ($pos_header) {

$content = $toc_thml . $content;

}

if ($pos_footer) {

$content = $content . $toc_thml;

}

return $content;

}

private function add_series() {

$data = $this->get_series_params();

$id = self::$series_db->create( $data );

wp_redirect( $this->get_settings_top_url() );

}

private function update_series( $id ) {

$data = $this->get_series_params();

self::$series_db->update( $id, $data );

wp_redirect( $this->get_settings_top_url() );

}

private function get_series_params() {

$positions = array();

if (isset( $_POST[self::PLUGIN_PREFIX . 'pos-header'] )) {

$positions[] = $_POST[self::PLUGIN_PREFIX . 'pos-header'];

}

if (isset( $_POST[self::PLUGIN_PREFIX . 'pos-footer'] )) {

$positions[] = $_POST[self::PLUGIN_PREFIX . 'pos-footer'];

}

$positions = implode(',', $positions);

$data = array(

'title' => $_POST[self::PLUGIN_PREFIX . 'title'],

'number_of_times' => (empty( $_POST[self::PLUGIN_PREFIX . 'number_of_times'] ))? 0 : $_POST[self::PLUGIN_PREFIX . 'number_of_times'],

'status' => $_POST[self::PLUGIN_PREFIX . 'status'],

'positions' => $positions,

'title_format' => $_POST[self::PLUGIN_PREFIX . 'title-format'],

'list_title_format' => $_POST[self::PLUGIN_PREFIX . 'list-title-format'],

);

return $data;

}

private function delete_series( $id ) {

$series = self::$series_db->get_series( $id );

if ($series == null) {

return;

}

self::$series_db->delete( $id );

self::$posts_series_db->delete_by_series_id( $id );

wp_redirect( $this->get_settings_top_url() );

}

private function settings_top_page() {

$series_list = self::$series_db->get_series_list();

$series_list_sorted = array();

foreach ( $series_list as $series ) {

$posts_series = self::$posts_series_db->find_by_series_id( $series->id );

$latest_post_date = '';

$numbers = array();

foreach ($posts_series as $post_series) {

$post = get_post( $post_series->post_id );

if ($post == null) {

continue;

}

if (($post->post_date != null) &&

(($post->post_status == 'publish') || ($post->post_status == 'future'))) {

if (strcmp( $post->post_date, $latest_post_date ) > 0) {

$latest_post_date = $post->post_date;

}

}

$numbers[] = $post_series->number;

}

$series->latest_post_date = $latest_post_date;

$series->numbers = $numbers;

}

//sort by latest_post_dat

usort($series_list, "Easy_Series::cmp_by_latest_post_date");

//sort by status

$active_series_list = array();

$inactive_series_list = array();

foreach ( $series_list as $series ) {

if ($series->status == Easy_Series_Db::STATUS_ACTIVE) {

$active_series_list[] = $series;

} else {

$inactive_series_list[] = $series;

}

}

$series_list = array_merge( $active_series_list, $inactive_series_list );

?>

<div>

<h1>連載</h1>

<h2>連載一覧</h2>

<button type="button" class="button" onclick="location.href='<?php echo $this->get_settings_url('form'); ?>'">追加</button>

<table class="wp-list-table widefat fixed striped">

<thead>

<th>連載タイトル</th>

<th>回数</th>

<th>一覧表示位置</th>

<th>作成済み回</th>

<th>最新の公開日時</th>

<th>状態</th>

<th>操作</th>

</thead>

<tbody>

<?php foreach ( $series_list as $series ) {

$number_of_times = ($series->number_of_times == 0)? '未定' : $series->number_of_times;

$positions = str_replace( 'header', '記事冒頭', $series->positions );

$positions = str_replace( 'footer', '記事末尾', $positions );

$positions = str_replace( ',', ', ', $positions );

if ($series->latest_post_date == '') {

$latest_post_date = '';

} else {

$latest_post_date = get_date_from_gmt(

get_gmt_from_date( $series->latest_post_date ),

get_option( 'date_format' ) . ' ' . get_option( 'time_format' )

);

}

?>

<tr>

<td><?php echo( esc_html( $series->title ) ); ?></td>

<td><?php echo( esc_html( $number_of_times ) ); ?></td>

<td><?php echo( esc_html( $positions ) ); ?></td>

<td><?php echo( esc_html( join(', ', $series->numbers ) ) ); ?></td>

<td><?php echo( esc_html( $latest_post_date ) ); ?></td>

<td><?php echo( esc_html( $this->get_status_name( $series->status ) ) ); ?></td>

<td>

<form method="get" style="float:left; margin-right:5px; margin-bottom:5px;">

<input type="submit" class="button" value="編集">

<input type="hidden" name="page" value="<?php echo( esc_attr( basename( __FILE__ ) ) ); ?>">

<input type="hidden" name="<?php echo( self::PLUGIN_PREFIX ); ?>page" value="form">

<input type="hidden" name="<?php echo( self::PLUGIN_PREFIX ); ?>id" value="<?php echo( esc_attr( $series->id ) ); ?>">

</form>

<form method="post">

<span>

<input type="submit" name="<?php echo( self::PLUGIN_PREFIX ); ?>delete" class="button" value="削除" onclick="return confirm('削除しますか？')">

</span>

<input type="hidden" name="<?php echo( self::PLUGIN_PREFIX ); ?>id" value="<?php echo( esc_attr( $series->id ) ); ?>">

</form>

</td>

</tr>

<?php } ?>

</tbody>

</table>

</div>

<?php

}

private function settings_form_page() {

$is_edit = isset( $_GET[self::PLUGIN_PREFIX . 'id'] );

if ($is_edit) {

$id = $_GET[self::PLUGIN_PREFIX . 'id'];

$series = self::$series_db->get_series( $id );

$title = $series->title;

$number_of_times = ($series->number_of_times == 0)? '' : $series->number_of_times;

$status = $series->status;

$title_format = $series->title_format;

$list_title_format = $series->list_title_format;

$pos_header = false;

$pos_footer = false;

$positions = explode( ',', $series->positions );

foreach ($positions as $position) {

if ($position == 'header') {

$pos_header = true;

} elseif ($position == 'footer') {

$pos_footer = true;

}

}

$submit_name = self::PLUGIN_PREFIX . 'edit';

$sub_title = '連載の編集';

} else { //new

$id = '';

$title = '';

$number_of_times = '';

$status = Easy_Series_Db::STATUS_ACTIVE;

$title_format = $this->get_default_title_format();

$list_title_format = $this->get_default_list_title_format();

$pos_header = true;

$pos_footer = true;

$submit_name = self::PLUGIN_PREFIX . 'add';

$sub_title = '連載の追加';

}

$pos_header_checked = '';

$pos_footer_checked = '';

if ($pos_header) {

$pos_header_checked = 'checked="checked"';

}

if ($pos_footer) {

$pos_footer_checked = 'checked="checked"';

}

?>

<div>

<h1>連載</h1>

<h2><?php echo( esc_html( $sub_title ) ) ?></h2>

<form method="post">

<input type="hidden" name="<?php echo self::PLUGIN_PREFIX; ?>id" value="<?php echo( esc_attr( $id ) ) ?>" />

<table class="form-table">

<tr>

<th>連載タイトル</th>

<td>(必須)</td>

<td>

<input type="text" class="regular-text" required="required" name="<?php echo self::PLUGIN_PREFIX; ?>title" value="<?php echo( esc_attr( $title ) ) ?>" />

</td>

</tr>

<tr>

<th>回数</th>

<td></td>

<td>

<input type="number" class="regular-text" name="<?php echo self::PLUGIN_PREFIX; ?>number_of_times" value="<?php echo( esc_attr( $number_of_times ) ) ?>" />

</td>

</tr>

<tr>

<th>記事内の一覧表示位置</th>

<td></td>

<td>

<input type="checkbox" name="<?php echo self::PLUGIN_PREFIX; ?>pos-header" <?php echo $pos_header_checked; ?> value="header">記事冒頭

<input type="checkbox" name="<?php echo self::PLUGIN_PREFIX; ?>pos-footer" <?php echo $pos_footer_checked; ?> value="footer">記事末尾

</td>

</tr>

<tr>

<th>状態</th>

<td></td>

<td>

<?php if ($status == Easy_Series_Db::STATUS_ACTIVE) { ?>

<input type="radio" name="<?php echo self::PLUGIN_PREFIX; ?>status" value="<?php echo esc_attr( Easy_Series_Db::STATUS_ACTIVE ) ?>" checked="checked" />

<?php echo esc_html( $this->get_status_name( Easy_Series_Db::STATUS_ACTIVE ) ) ?>

<input type="radio" name="<?php echo self::PLUGIN_PREFIX; ?>status" value="<?php echo esc_attr( Easy_Series_Db::STATUS_INACTIVE ) ?>" />

<?php echo esc_html( $this->get_status_name( Easy_Series_Db::STATUS_INACTIVE ) ) ?>

<?php } else { ?>

<input type="radio" name="<?php echo self::PLUGIN_PREFIX; ?>status" value="<?php echo esc_attr( Easy_Series_Db::STATUS_ACTIVE ) ?>" />

<?php echo esc_html( $this->get_status_name( Easy_Series_Db::STATUS_ACTIVE ) ) ?>

<input type="radio" name="<?php echo self::PLUGIN_PREFIX; ?>status" value="<?php echo esc_attr( Easy_Series_Db::STATUS_INACTIVE ) ?>" checked="checked" />

<?php echo esc_html( $this->get_status_name( Easy_Series_Db::STATUS_INACTIVE ) ) ?>

<?php } ?>

</td>

</tr>

<tr>

<th>記事タイトルのフォーマット</th>

<td></td>

<td>

<textarea style="width:75%" name="<?php echo self::PLUGIN_PREFIX; ?>title-format" /><?php echo esc_html( $title_format ) ?></textarea>

<br>デフォルト : <?php echo $this->get_default_title_format() ?>

</td>

</tr>

<tr>

<th>連載記事一覧のタイトルのフォーマット</th>

<td></td>

<td>

<textarea style="width:75%" name="<?php echo self::PLUGIN_PREFIX; ?>list-title-format" /><?php echo esc_html( $list_title_format ) ?></textarea>

<br>デフォルト : <?php echo $this->get_default_list_title_format() ?>

</td>

</tr>

</table>

<p class="submit">

<input name="<?php echo( esc_attr( $submit_name ) ) ?>" type="submit" class="button" value="保存" />

</p>

<a href="<?php echo( esc_url( $this->get_settings_top_url() ) ); ?>">キャンセル</a>

</form>

</div>

<?php

}

private function get_toc_html( $series, $post_id ) {

if ($series == null) {

return '';

}

if ($series->status != Easy_Series_Db::STATUS_ACTIVE) {

return '';

}

$posts_series = self::$posts_series_db->find_by_series_id( $series->id );

$series_title = $series->title;

if (($series->number_of_times != null) && ($series->number_of_times > 0)) {

$series_title = sprintf("%s 【全%d回】", $series_title, $series->number_of_times);

}

$html = '<div class="' . self::PLUGIN_PREFIX . 'toc">';

$html .= ' <table class="' . self::PLUGIN_PREFIX. 'toc-table">';

$html .= ' <thead>';

$html .= ' <tr>';

$html .= ' <th>' . esc_html( $series_title ) . '</th>';

$html .= ' <th>公開日</th>';

$html .= ' </tr>';

$html .= ' </thead>';

$html .= ' <tbody>';

foreach ($posts_series as $post_series) {

$post = get_post( $post_series->post_id );

if ($post == null) {

continue;

}

$title = '（その' . $post_series->number . '）' . $post->post_title;

//title

$format = $series->list_title_format;

if (($format == null) || ($format == '')) {

$format = $this->get_default_list_title_format();

}

$title = str_replace('%series_title%', $series->title, $format);

$title = str_replace('%number%', $post_series->number, $title);

$title = str_replace('%post_title%', $post->post_title, $title);

if ($post->post_status == 'publish') {

$public_date = get_the_date( get_option('date_format'), $post_series->post_id );

if ($post_series->post_id == $post_id) {

$link = '';

} else {

$link = get_permalink( $post_series->post_id );

}

} elseif ($post->post_status == 'future') {

$public_date = get_the_date( get_option('date_format'), $post_series->post_id ) . '予定';

$link = '';

} else {

$public_date = '未公開';

$link = '';

}

$html .= ' <tr>';

$html .= ' <td>';

if ($link == '') {

$html .= esc_html( $title );

} else {

$html .= '<a href="' . esc_url( $link ) . '">' . esc_html( $title ). '</a>';

}

$html .= ' </td>';

$html .= '<td>' . esc_html( $public_date ). '</td>';

$html .= ' </tr>';

}

$html .= ' </tbody>';

$html .= ' </table>';

$html .= '</div>';

return $html;

}

private function get_settings_url( $page ) {

return $this->get_settings_top_url() . '&' . self::PLUGIN_PREFIX . 'page=' . $page;

}

private function get_settings_top_url() {

$exploded = explode( "?", $_SERVER["REQUEST_URI"] );

$url = $exploded[0];

parse_str( $_SERVER['QUERY_STRING'], $query_array );

if ( isset( $query_array[self::PLUGIN_PREFIX . "page"] ) ) {

unset( $query_array[self::PLUGIN_PREFIX . "page"] );

}

if ( isset( $query_array[self::PLUGIN_PREFIX . "id"] ) ) {

unset( $query_array[self::PLUGIN_PREFIX . "id"] );

}

$url = $url . "?" . http_build_query( $query_array );

return $url;

}

private function get_default_title_format() {

return '%post_title% 〜 %series_title%（その%number%）';

}

private function get_default_list_title_format() {

return '（その%number%）%post_title%';

}

public static function cmp_by_latest_post_date($a, $b) {

return strcmp($b->latest_post_date, $a->latest_post_date);

}