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<?php
namespace TotalPoll\Migrations\Polls\YOP;
! defined( 'ABSPATH' ) && exit();
use TotalPoll\Contracts\Migrations\Poll\Extract as ExtractContract;
use TotalPoll\Contracts\Migrations\Poll\Template\Poll;
/**
* Extract Polls.
* @package TotalPoll\Migrations\Polls\YOP
*/
class Extract implements ExtractContract {
/**
* @var \wpdb $database
*/
protected $database;
/**
* @var array
*/
private $tables;
/**
* Extract constructor.
*/
public function __construct() {
$this->database = TotalPoll( 'database' );
$this->tables = [
'polls' => "{$this->database->prefix}yop2_polls",
'questions' => "{$this->database->prefix}yop2_poll_questions",
'answers' => "{$this->database->prefix}yop2_poll_answers",
'fields' => "{$this->database->prefix}yop2_poll_custom_fields",
'meta' => "{$this->database->prefix}yop2_pollmeta",
];
}
/**
* Count polls.
*
* @return int
*/
public function getCount() {
$polls = $this->getPollsIds();
return ! empty( $polls ) ? count( array_diff( $polls, $this->getMigratedPollsIds() ) ) : 0;
}
/**
* Get polls.
*
* @return array
*/
public function getPolls() {
$pollsIds = array_slice( $this->getPollsIds(), 0, 5 );
$extractedPolls = [];
foreach ( $pollsIds as $pollId ):
$query = $this->database->prepare( "SELECT poll_title, poll_start_date, poll_end_date FROM {$this->tables['polls']} WHERE ID = %d", $pollId );
$poll = $this->database->get_row( $query, ARRAY_A );
if ( ! $poll ):
continue;
endif;
$query = $this->database->prepare( "SELECT meta_value AS options FROM {$this->tables['meta']} WHERE yop_poll_id = %d AND meta_key = %s", $pollId, 'options' );
$poll = array_merge( $poll, $this->database->get_row( $query, ARRAY_A ) );
$query = $this->database->prepare( "SELECT question FROM {$this->tables['questions']} WHERE poll_id = %d", $pollId );
$poll['question'] = $this->database->get_var( $query );
$query = $this->database->prepare( "SELECT answer, answer_status, votes, answer_date, answer_modified FROM {$this->tables['answers']} WHERE poll_id = %d ORDER BY question_order", $pollId );
$poll['choices'] = $this->database->get_results( $query, ARRAY_A );
$query = $this->database->prepare( "SELECT ID, custom_field, required, status FROM {$this->tables['fields']} WHERE poll_id = %d", $pollId );
$poll['fields'] = $this->database->get_results( $query, ARRAY_A );
$poll['options'] = unserialize( $poll['options'] );
$poll['id'] = $pollId;
$extractedPolls[] = $poll;
endforeach;
return $extractedPolls;
}
/**
* Get options.
*/
public function getOptions() {
return [];
}
/**
* Get log entries.
*
* @param Poll $poll
*
* @return array
*/
public function getLogEntries( Poll $poll ) {
return [];
}
/**
* @param Poll $poll
*
* @return array
*/
public function getSubmissions( Poll $poll ) {
return [];
}
/**
* Get polls ids array.
*
* @return array
*/
private function getPollsIds() {
if ( $this->database->get_var( "SHOW TABLES LIKE '{$this->tables['polls']}'" ) == $this->tables['polls'] ) :
$ids = $this->database->get_col( $this->database->prepare( "SELECT ID FROM {$this->tables['polls']} WHERE poll_type = %s", 'poll' ) );
return array_diff( $ids, $this->getMigratedPollsIds() );
endif;
return [];
}
/**
* @return array
*/
public function getMigratedPollsIds() {
return (array) get_option( 'yop_poll_migrated', [] );
}
}
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