380 lines
16 KiB
PHP
380 lines
16 KiB
PHP
<?php
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/**
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* This class contains all functions for the authors page in the admin menu
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* @since 8.1
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* @license http://www.gnu.org/licenses/gpl-2.0.html GPLv2 or later
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*/
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class TP_Authors_Page {
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/**
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* Prints the page
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* @since 8.1
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*/
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public static function init() {
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$action = '';
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if ( isset( $_GET['action1'] ) && $_GET['action1'] !== '' ) {
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$action = htmlspecialchars($_GET['action1']);
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}
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if ( isset( $_GET['action2'] ) && $_GET['action2'] !== '' ) {
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$action = htmlspecialchars($_GET['action2']);
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}
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if ( isset( $_GET['action'] ) && $_GET['action'] !== '' ) {
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$action = htmlspecialchars($_GET['action']);
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}
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TP_Authors_Page::get_page($action);
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}
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/**
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* This function executes all actions for this page
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* @param string $action The current action
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* @param array $checkbox The checkbox array
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* @param string $page The current page
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* @param string $search The search string
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* @param int $curr_page The current page in the page menu
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* @since 6.0.0
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* @access private
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*/
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private static function actions ($action, $checkbox, $page, $search, $curr_page) {
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// Delete tags - part 1
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if ( $action === 'delete' ) {
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TP_HTML::line( '<div class="teachpress_message teachpress_message_orange">
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<p class="teachpress_message_headline">' . esc_html__('Do you want to delete the selected items?','teachpress') . '</p>
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<p><input name="delete_ok" type="submit" class="button-secondary" value="' . esc_html__('Delete','teachpress') . '"/>
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<a href="admin.php?page=' . $page . '&search=' . $search . '&limit=' . $curr_page . '"> ' . esc_html__('Cancel','teachpress') . '</a></p>
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</div>' );
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}
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// delete tags - part 2
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if ( isset( $_GET['delete_ok'] ) ) {
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TP_Authors_Page::check_nonce_field();
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TP_Authors::delete_authors($checkbox);
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get_tp_message( esc_html__('Removing successful','teachpress') );
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}
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}
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/**
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* This function prints the page
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* @param string $action
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* @since 6.0.0
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*/
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public static function get_page ($action) {
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$search = isset( $_GET['search'] ) ? htmlspecialchars($_GET['search']) : '';
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$checkbox = isset( $_GET['checkbox'] ) ? $_GET['checkbox'] : array();
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$filter = isset( $_GET['filter'] ) ? htmlspecialchars($_GET['filter']) : '';
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$only_zero = ( $filter === 'only_zero' ) ? true : false;
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$page = 'teachpress/authors.php';
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/**
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* Screen options
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*/
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// items per page
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$user = get_current_user_id();
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$screen = get_current_screen();
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$screen_option = $screen->get_option('per_page', 'option');
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$per_page = get_user_meta($user, $screen_option, true);
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if ( empty ( $per_page) || $per_page < 1 ) {
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$per_page = $screen->get_option( 'per_page', 'default' );
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}
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// sorting
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$option = get_user_meta($user, 'tp_authors_sorting', true);
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$order = 'a.sort_name ASC, a.name ASC';
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if ( $option == 'firstname' ) {
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$order = 'a.name ASC, a.sort_name ASC';
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}
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if ( $option == 'number_desc' ) {
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$order = 'count DESC, a.name ASC, a.sort_name ASC';
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}
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if ( $option == 'number_asc' ) {
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$order = 'count ASC, a.name ASC, a.sort_name ASC';
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}
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// Handle limits
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$number_messages = $per_page;
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if (isset($_GET['limit'])) {
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$curr_page = intval($_GET['limit']) ;
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if ( $curr_page <= 0 ) {
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$curr_page = 1;
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}
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$entry_limit = ( $curr_page - 1 ) * $number_messages;
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}
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else {
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$entry_limit = 0;
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$curr_page = 1;
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}
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echo '<div class="wrap" style="max-width:900px;">';
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echo '<h2>' . esc_html__('Authors','teachpress') . '</h2>';
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echo '<form id="form1" name="form1" method="get" action="' . esc_url($_SERVER['REQUEST_URI']) . '">';
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echo '<input name="page" type="hidden" value="' . esc_html($page) . '" />';
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wp_nonce_field( 'verify_teachpress_author_edit', 'tp_nonce', false, true );
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// actions
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self::actions($action, $checkbox, $page, $search, $curr_page);
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// Searchbox
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echo '<div id="tp_searchbox">';
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if ( $search != "" ) {
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echo '<a href="admin.php?page=teachpress/authors.php" class="tp_search_cancel" title="' . esc_html__('Cancel the search','teachpress') . '">X</a>';
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}
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echo '<input type="search" name="search" id="pub_search_field" value="' . stripslashes($search) . '"/>';
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echo '<input type="submit" name="button" id="button" value="' . esc_html__('Search','teachpress') . '" class="button-secondary"/>';
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echo '</div>';
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// END Searchbox
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// Tablenav actions
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echo '<div class="tablenav" style="padding-bottom:5px;">';
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echo '<div class="alignleft actions">';
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echo '<select name="action1">';
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echo '<option value="">- ' . esc_html__('Bulk actions','teachpress') . ' -</option>';
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echo '<option value="delete">' . esc_html__('Delete','teachpress') . '</option>';
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echo '</select>';
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echo '<select name="filter">';
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echo '<option>- ' . esc_html__('Select filter','teachpress') . ' -</option>';
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$selected = ( $only_zero === true ) ? 'selected="selected"' : '';
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TP_HTML::line( '<option value="only_zero"' . $selected . '>' . esc_html__('Occurrence = 0','teachpress') . '</option>' );
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echo '</select>';
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echo '<input name="OK" value="OK" type="submit" class="button-secondary"/>';
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echo '</div>';
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$test = TP_Authors::get_authors_occurence( [
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'count' => true,
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'search' => $search,
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'only_zero' => $only_zero
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]);
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$args = [
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'number_entries' => $test,
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'entries_per_page' => $number_messages,
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'current_page' => $curr_page,
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'entry_limit' => $entry_limit,
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'page_link' => "admin.php?page=$page&",
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'link_attributes' => "search=$search"];
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tp_page_menu($args, true);
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echo '</div>';
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// END Tablenav actions
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// Main table
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echo '<table class="widefat">';
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echo '<thead id="tp_authors_table_header">';
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echo '<td class="check-column"><input name="tp_check_all" id="tp_check_all" type="checkbox" value="" /></td>';
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echo '<th>' . esc_html__('Name','teachpress') . '</th>';
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echo '<th>' . esc_html__('ID','teachpress') . '</th>';
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echo '<th>' . esc_html__('Number publications','teachpress') . '</th>';
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echo '</thead>';
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echo '<tbody id="tp_authors_table_content">';
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if ( intval($test) === 0 ) {
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echo '<tr><td colspan="4"><strong>' . esc_html__('Sorry, no entries matched your criteria.','teachpress') . '</strong></td></tr>';
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}
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else {
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$link = 'admin.php?page=' . $page . '&search=' . $search . '&limit=' . $curr_page . '&action=delete&filter=' . $filter;
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$results = TP_Authors::get_authors_occurence(array(
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'search' => $search,
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'limit' => $entry_limit . ',' . $number_messages,
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'order' => $order,
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'only_zero' => $only_zero,
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));
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self::get_table($results, $action, $checkbox, $link);
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}
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echo '</tbody>';
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echo '</table>';
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// END Main Table
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// Tablenav actions
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echo '<div class="tablenav bottom">';
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echo '<div class="tablenav-pages" style="float:right;">';
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if ( $test > $number_messages ) {
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$args = array(
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'number_entries' => $test,
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'entries_per_page' => $number_messages,
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'current_page' => $curr_page,
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'entry_limit' => $entry_limit,
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'page_link' => "admin.php?page=$page&",
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'link_attributes' => "search=$search",
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'mode' => 'bottom');
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tp_page_menu($args, true);
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}
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else {
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if ( $test === 1 ) {
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echo intval($test) . ' ' . esc_html__('entry','teachpress');
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}
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else {
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echo intval($test) . ' ' . esc_html__('entries','teachpress');
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}
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}
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echo '</div>';
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echo '</div>';
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// END Tablenav actions
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echo '</form>';
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self::print_scripts();
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echo '</div>';
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}
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/**
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* Prints the authors table
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* @param array $results
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* @param string action
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* @param array $checkbox
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* @param string link
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* @since 6.0.0
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* @access private
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*/
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private static function get_table ($results, $action, $checkbox, $link) {
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$class_alternate = true;
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foreach ( $results as $row ) {
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// Alternate line style
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if ( $class_alternate === true ) {
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$tr_class = 'alternate';
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$class_alternate = false;
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}
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else {
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$tr_class = '';
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$class_alternate = true;
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}
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$checked = '';
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if ( $action === "delete") {
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$checked = in_array($row['author_id'], $checkbox ) ? 'checked="checked"' : '';
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}
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TP_HTML::line('<tr class="' . $tr_class . '" id="resultbox_' . $row['author_id'] . '">');
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TP_HTML::line('<th class="check-column"><input name="checkbox[]" class="tp_checkbox" type="checkbox" ' . $checked . ' value="' . $row['author_id'] . '"></th>');
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TP_HTML::line('<td><a class="tp_show_pub_info" author_id="' . $row['author_id'] . '" title="' . esc_html__('Show publications','teachpress') . '" style_class="' . $tr_class . '" style="cursor:pointer;"><b>' . TP_Bibtex::parse_author_simple($row['name']) . '</b></a>');
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// Row actions
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TP_HTML::line('<div class="tp_row_actions">');
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TP_HTML::line('<a class="tp_row_delete" href="' . $link . '&checkbox%5B%5D=' . $row['author_id'] . '" title="' . esc_html__('Delete','teachpress') . '">' . esc_html__('Delete', 'teachpress') . '</a>');
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TP_HTML::line('</div>');
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// END Row actions
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TP_HTML::line('</td>');
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TP_HTML::line('<td>' . $row['author_id'] . '</td>');
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TP_HTML::line('<td>' . $row['count'] . '</td>');
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TP_HTML::line('<tr>');
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}
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}
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/**
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* Adds the screen options (items per page, authors_sorting)
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* @global string $tp_admin_show_authors_page
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* @since 8.1
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*/
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public static function add_screen_options() {
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global $tp_admin_show_authors_page;
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$screen = get_current_screen();
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if( !is_object($screen) || $screen->id != $tp_admin_show_authors_page ) {
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return;
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}
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$args = [
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'label' => esc_html__('Items per page', 'teachpress'),
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'default' => 50,
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'option' => 'tp_authors_per_page'
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];
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add_screen_option( 'per_page', $args );
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$args = [
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'default' => 'lastname',
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'option' => 'tp_authors_sorting'
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];
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add_screen_option( 'tp_authors_sorting', $args );
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}
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/**
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* Prints the custom screen options fo this page
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* @since 8.1
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*/
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public static function print_screen_options() {
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$user = get_current_user_id();
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$option = get_user_meta($user, 'tp_authors_sorting', true);
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$value = ( $option ) ? $option : 'lastname';
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// Available options
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$options[] = [
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'key' => 'firstname',
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'label' => esc_html__('First name', 'teachpress')
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];
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$options[] = [
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'key' => 'lastname',
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'label' => esc_html__('Last name', 'teachpress')
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];
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$options[] = [
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'key' => 'number_desc',
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'label' => esc_html__('Number of publications (Descending)', 'teachpress')
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];
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$options[] = [
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'key' => 'number_asc',
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'label' => esc_html__('Number of publications (Ascending)', 'teachpress')
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];
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$r = '<label for="tp_authors_sorting"><b>' . esc_html__('Sorting', 'teachpress') . '</b></label><br/>';
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$r .= '<select name="tp_authors_sorting" id="tp_authors_sorting">';
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foreach ( $options as $row ) {
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$selected = ( $row['key'] == $value ) ? 'selected="selected"' : '';
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$r .= '<option value="' . $row['key'] . '" ' . $selected . '>' . $row['label'] . '</option>';
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}
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$r .= '</select>';
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return $r;
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}
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/**
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* Saves the custom screen options
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* @since 8.1
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*/
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public static function save_screen_options () {
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$sorting = htmlspecialchars($_POST['tp_authors_sorting']);
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$values = ['firstname', 'lastname', 'number_desc', 'number_asc'];
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if ( in_array($sorting, $values) ) {
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update_user_meta(get_current_user_id(), 'tp_authors_sorting', $sorting);
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}
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}
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/**
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* Checks the nonce field of the form. If the check fails wp_die() will be executed
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* @since 9.0.5
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*/
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private static function check_nonce_field () {
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if ( ! isset( $_GET['tp_nonce'] )
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|| ! wp_verify_nonce( $_GET['tp_nonce'], 'verify_teachpress_author_edit' )
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) {
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wp_die('teachPress error: This request could not be verified!');
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exit;
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}
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}
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/**
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* Prints js scripts for the page
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* @since 6.0.0
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*/
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private static function print_scripts () {
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?>
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<script type="text/javascript" charset="utf-8">
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jQuery(document).ready(function($) {
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$(".tp_show_pub_info").click( function(){
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var author_id = $(this).attr("author_id");
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var tr_class = $(this).attr("style_class");
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var tr = '#resultbox_' + author_id;
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$.get(ajaxurl + "?action=teachpress&author_id=" + author_id,
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function(text){
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var ret;
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var current = $(tr).next();
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current.attr('class', tr_class);
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current.attr('id', 'pub_info_' + author_id);
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ret = ret + '<td id="pub_details_' + author_id + '" colspan="4" style="padding-left:40px;"><b><?php echo esc_html__('Publications','teachpress') ;?></b><br />' + text + '</td>';
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current.html(ret);
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$('<a class="button-secondary" style="cursor:pointer;" onclick="javascript:teachpress_del_node(' + "'#pub_info_" + author_id + "'" + ');">Close</a>').appendTo('#pub_details_' + author_id);
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});
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});
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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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