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<?php
if(!class_exists('WP_List_Table')){
require_once(ABSPATH . 'wp-admin/includes/class-wp-list-table.php');
}
class CRPDashboardListTable extends WP_List_Table {
/** ************************************************************************
* REQUIRED. Set up a constructor that references the parent constructor. We
* use the parent reference to set some default configs.
***************************************************************************/
function __construct(){
global $status, $page;
//Set parent defaults
parent::__construct( array(
'singular' => 'portfolio', //singular name of the listed records
'plural' => 'portfolios', //plural name of the listed records
'ajax' => false //does this table support ajax?
) );
}
/** ************************************************************************
* Recommended. This method is called when the parent class can't find a method
* specifically build for a given column. Generally, it's recommended to include
* one method for each column you want to render, keeping your package class
* neat and organized. For example, if the class needs to process a column
* named 'title', it would first see if a method named $this->column_title()
* exists - if it does, that method will be used. If it doesn't, this one will
* be used. Generally, you should try to use custom column methods as much as
* possible.
*
* Since we have defined a column_title() method later on, this method doesn't
* need to concern itself with any column with a name of 'title'. Instead, it
* needs to handle everything else.
*
* For more detailed insight into how columns are handled, take a look at
* WP_List_Table::single_row_columns()
*
* @param array $item A singular item (one full row's worth of data)
* @param array $column_name The name/slug of the column to be processed
* @return string Text or HTML to be placed inside the column <td>
**************************************************************************/
function column_default($item, $column_name){
switch($column_name){
case 'title':
case 'shortcode':
case 'pcount':
case 'options':
return $item[$column_name];
default:
return print_r($item,true); //Show the whole array for troubleshooting purposes
}
}
/** ************************************************************************
* REQUIRED if displaying checkboxes or using bulk actions! The 'cb' column
* is given special treatment when columns are processed. It ALWAYS needs to
* have it's own method.
*
* @see WP_List_Table::::single_row_columns()
* @param array $item A singular item (one full row's worth of data)
* @return string Text to be placed inside the column <td> (movie title only)
**************************************************************************/
function column_cb($item){
return sprintf(
'<input type="checkbox" name="%1$s[]" value="%2$s" />',
/*$1%s*/ 'selections',
/*$2%s*/ $item['id'] //The value of the checkbox should be the record's id
);
}
/** ************************************************************************
* REQUIRED! This method dictates the table's columns and titles. This should
* return an array where the key is the column slug (and class) and the value
* is the column's title text. If you need a checkbox for bulk actions, refer
* to the $columns array below.
*
* The 'cb' column is treated differently than the rest. If including a checkbox
* column in your table you must create a column_cb() method. If you don't need
* bulk actions or checkboxes, simply leave the 'cb' entry out of your array.
*
* @see WP_List_Table::::single_row_columns()
* @return array An associative array containing column information: 'slugs'=>'Visible Titles'
**************************************************************************/
function get_columns(){
$columns = array(
'cb' => '<input type="checkbox" />', //Render a checkbox instead of text
'title' => 'Title',
'shortcode' => 'Shortcode',
'pcount' => 'Projects count',
'options' => 'Actions',
);
return $columns;
}
/** ************************************************************************
* Optional. If you want one or more columns to be sortable (ASC/DESC toggle),
* you will need to register it here. This should return an array where the
* key is the column that needs to be sortable, and the value is db column to
* sort by. Often, the key and value will be the same, but this is not always
* the case (as the value is a column name from the database, not the list table).
*
* This method merely defines which columns should be sortable and makes them
* clickable - it does not handle the actual sorting. You still need to detect
* the ORDERBY and ORDER querystring variables within prepare_items() and sort
* your data accordingly (usually by modifying your query).
*
* @return array An associative array containing all the columns that should be sortable: 'slugs'=>array('data_values',bool)
**************************************************************************/
function get_sortable_columns() {
$sortable_columns = array(
'title' => array('title',false),
);
return $sortable_columns;
}
/** ************************************************************************
* Optional. If you need to include bulk actions in your list table, this is
* the place to define them. Bulk actions are an associative array in the format
* 'slug'=>'Visible Title'
*
* If this method returns an empty value, no bulk action will be rendered. If
* you specify any bulk actions, the bulk actions box will be rendered with
* the table automatically on display().
*
* Also note that list tables are not automatically wrapped in <form> elements,
* so you will need to create those manually in order for bulk actions to function.
*
* @return array An associative array containing all the bulk actions: 'slugs'=>'Visible Titles'
**************************************************************************/
function get_bulk_actions() {
$actions = array(
'delete' => 'Delete'
);
return $actions;
}
/** ************************************************************************
* Optional. You can handle your bulk actions anywhere or anyhow you prefer.
* For this example package, we will handle it in the class to keep things
* clean and organized.
*
* @see $this->prepare_items()
**************************************************************************/
function process_bulk_action() {
if(!current_user_can('administrator')) die("Unauthorized action! ");
global $wpdb;
//Detect when a bulk action is being triggered...
if( 'delete'===$this->current_action() ) {
$nonce = isset($_GET['gkit_nonce']) ? sanitize_key($_GET['gkit_nonce']) : "";
if (!wp_verify_nonce( $nonce, "gkit_nonce" ) ) die("Hmm... looks like you sent invalid credentials... No CSRF for you! ");
if(isset($_GET['id'])){
$id = (int)$_GET['id'];
$query = $wpdb->prepare("DELETE FROM ".CRP_TABLE_PORTFOLIOS." WHERE id = %d ", $id);
$wpdb->query($query);
$query = $wpdb->prepare("DELETE FROM ".CRP_TABLE_PROJECTS." WHERE pid = %d ", $id);
$wpdb->query($query);
}else if (isset($_GET['selections'])){
$selections = is_array($_GET['selections']) ? $_GET['selections'] : array();
$selections = array_map('intval', $selections);
foreach($selections as $id){
$id = (int)$id;
$query = $wpdb->prepare("DELETE FROM ".CRP_TABLE_PORTFOLIOS." WHERE id = %d ", $id);
$wpdb->query($query);
$query = $wpdb->prepare("DELETE FROM ".CRP_TABLE_PROJECTS." WHERE pid = %d ", $id);
$wpdb->query($query);
}
}
}
}
function fetchData(){
global $wpdb, $crp_adminPageType;
$results = $wpdb->get_results( "SELECT * FROM ".CRP_TABLE_PORTFOLIOS." ORDER BY id DESC" , ARRAY_A );
$return = array();
for($i=0; $i<count($results); $i++){
$pid = $results[$i]["id"];
$type = CRPGridType::ALBUM;
if (!empty($results[$i]["extoptions"])) {
$extoptions = json_decode($results[$i]["extoptions"], 1);
if (!empty($extoptions["type"])) {
$type = $extoptions["type"];
}
}
if (!empty($crp_adminPageType) && $crp_adminPageType != $type) {
continue;
}
$sql = $wpdb->prepare("SELECT COUNT(*) FROM ".CRP_TABLE_PROJECTS." WHERE pid='%d'", (int)$pid);
$results[$i]["pcount"] = $wpdb->get_var($sql);
$results[$i]["shortcode"] = CRPHelper::shortcodeWithPID($pid);
$nonce = wp_create_nonce( 'gkit_nonce' );
//Build row actions
$actions = array(
'options' => sprintf('<a href="?page=%s&action=%s&id=%s" class="crp-settings-btn" style="float: left; margin-right: 7px;"><i class="fa fa-cog fa-fw" style="font-size: 14px; padding: 5px 0 0 3px;"></i></a>', sanitize_key($_GET['page']),'options',$pid),
'edit' => sprintf('<a href="?page=%s&action=%s&id=%s&type=%s" class="crp-edit-btn" style="float: left; margin-right: 7px;"><i class="fa fa-pencil" style="font-size: 14px; padding: 5px 0 0 6px;"></i></a>', sanitize_key($_GET['page']),'edit',$pid, $type),
'delete' => sprintf('<a href="?page=%s&action=%s&id=%s&gkit_nonce=%s" class="crp-delete-btn" onclick="if(!confirm(\'Are you sure you want to delete the portfolio?\')) return false;" style="float: left; margin-right: 7px; margin-top: 0px;"><i class="fa fa-minus" style="font-size: 14px;padding: 6px 0 0 6px"></i></a>', sanitize_key($_GET['page']),'delete',$pid, esc_attr($nonce)),
'duplicate' => '<a href="#" class="crp-duplicate-btn gkit-tooltip" title="Update to Premium version for duplicate" style="float: left; margin-right: 7px;"><i class="fa fa-copy" style="font-size: 14px;padding: 5px 0 0 6px;"></i></a>',
);
$results[$i]["options"] = $actions['edit'].$actions['options'].$actions['duplicate'].$actions['delete'];
$return []= $results[$i];
}
return $return;
}
/** ************************************************************************
* REQUIRED! This is where you prepare your data for display. This method will
* usually be used to query the database, sort and filter the data, and generally
* get it ready to be displayed. At a minimum, we should set $this->items and
* $this->set_pagination_args(), although the following properties and methods
* are frequently interacted with here...
*
* @global WPDB $wpdb
* @uses $this->_column_headers
* @uses $this->items
* @uses $this->get_columns()
* @uses $this->get_sortable_columns()
* @uses $this->get_pagenum()
* @uses $this->set_pagination_args()
**************************************************************************/
function prepare_items() {
global $wpdb; //This is used only if making any database queries
/**
* First, lets decide how many records per page to show
*/
$per_page = 5;
/**
* REQUIRED. Now we need to define our column headers. This includes a complete
* array of columns to be displayed (slugs & titles), a list of columns
* to keep hidden, and a list of columns that are sortable. Each of these
* can be defined in another method (as we've done here) before being
* used to build the value for our _column_headers property.
*/
$columns = $this->get_columns();
$hidden = array();
$sortable = $this->get_sortable_columns();
/**
* REQUIRED. Finally, we build an array to be used by the class for column
* headers. The $this->_column_headers property takes an array which contains
* 3 other arrays. One for all columns, one for hidden columns, and one
* for sortable columns.
*/
$this->_column_headers = array($columns, $hidden, $sortable);
/**
* Optional. You can handle your bulk actions however you see fit. In this
* case, we'll handle them within our package just to keep things clean.
*/
$this->process_bulk_action();
//Fetch data
$data = $this->fetchData();
/**
* This checks for sorting input and sorts the data in our array accordingly.
*
* In a real-world situation involving a database, you would probably want
* to handle sorting by passing the 'orderby' and 'order' values directly
* to a custom query. The returned data will be pre-sorted, and this array
* sorting technique would be unnecessary.
*/
function usort_reorder($a,$b){
$orderby = (!empty($_GET['orderby'])) ? sanitize_key($_GET['orderby']) : 'id'; //If no sort, default to title
$order = (!empty($_GET['order'])) ? sanitize_key($_GET['order']) : 'desc'; //If no order, default to asc
$result = strcmp($a[$orderby], $b[$orderby]); //Determine sort order
return ($order==='asc') ? $result : -$result; //Send final sort direction to usort
}
if (!empty($_GET['orderby'])) {
usort($data, 'usort_reorder');
}
/***********************************************************************
* ---------------------------------------------------------------------
* vvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvv
*
* In a real-world situation, this is where you would place your query.
*
* For information on making queries in WordPress, see this Codex entry:
* http://codex.wordpress.org/Class_Reference/wpdb
*
* ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
* ---------------------------------------------------------------------
**********************************************************************/
/**
* REQUIRED for pagination. Let's figure out what page the user is currently
* looking at. We'll need this later, so you should always include it in
* your own package classes.
*/
$current_page = $this->get_pagenum();
/**
* REQUIRED for pagination. Let's check how many items are in our data array.
* In real-world use, this would be the total number of items in your database,
* without filtering. We'll need this later, so you should always include it
* in your own package classes.
*/
$total_items = count($data);
/**
* The WP_List_Table class does not handle pagination for us, so we need
* to ensure that the data is trimmed to only the current page. We can use
* array_slice() to
*/
$data = array_slice($data,(($current_page-1)*$per_page),$per_page);
/**
* REQUIRED. Now we can add our *sorted* data to the items property, where
* it can be used by the rest of the class.
*/
$this->items = $data;
/**
* REQUIRED. We also have to register our pagination options & calculations.
*/
$this->set_pagination_args( array(
'total_items' => $total_items, //WE have to calculate the total number of items
'per_page' => $per_page, //WE have to determine how many items to show on a page
'total_pages' => ceil($total_items/$per_page) //WE have to calculate the total number of pages
) );
}
protected function get_table_classes() {
return array( $this->_args['plural'] );
}
}