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<?php
class Change {
public $page;
public $prevId, $nextId;
public $prev, $next;
public function __construct( $page, $prevId, $nextId ) {
$this->page = $page;
$this->prevId = $prevId;
$this->nextId = $nextId;
}
public function load() {
$data = Api::request(
array(
'action' => 'query',
'prop' => 'revisions',
'rvprop' => 'ids|content',
'revids' => "{$this->prevId}|{$this->nextId}",
)
);
foreach( $data['query']['pages'] as $page ) {
if ( $page['title'] != $this->page ) {
continue;
}
foreach ( $page['revisions'] as $rev ) {
$revid = $rev['revid'];
if ( !isset( $rev['*'] ) ) {
echo "Revision $revid not found\n";
return false;
}
$text = $rev['*'];
if ( $revid == $this->prevId ) {
$this->prev = $text;
} elseif ( $revid == $this->nextId ) {
$this->next = $text;
}
}
}
return !is_null( $this->prev ) && !is_null( $this->next );
}
}
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