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CampaignLog.php
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CampaignLog.php
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<?php
class CampaignLog {
/** @var string[] */
private static $basic_fields = [
'start', 'end', 'enabled', 'preferred', 'locked', 'geo', 'buckets'
];
/** @var string[] */
private static $list_fields = [ 'projects', 'languages', 'countries', 'regions' ];
/** @var string[] */
private static $map_fields = [ 'banners' ];
/** @var mixed[] */
private $begin;
/** @var mixed[] */
private $end;
/** @var string */
private $campaign;
/** @var string */
private $action;
/** @var string|int */
private $timestamp;
/** @var string|null */
private $comment;
/**
* @param stdClass|null $row
*/
public function __construct( $row = null ) {
$this->begin = [];
$this->end = [];
if ( $row ) {
// Both functions intentionally drop invalid values like "" and "0"
$commaExplode = static fn ( ?string $str ) => $str ? explode( ', ', $str ) : [];
$jsonDecode = static fn ( ?string $json ) => $json ? json_decode( $json, true ) : [];
$store = function ( string $name, ?callable $decode = null ) use ( $row ) {
$this->begin[$name] = $row->{"notlog_begin_$name"};
$this->end[$name] = $row->{"notlog_end_$name"};
if ( $decode ) {
$this->begin[$name] = $decode( $this->begin[$name] );
$this->end[$name] = $decode( $this->end[$name] );
}
};
foreach ( static::$basic_fields as $name ) {
$store( $name );
}
foreach ( static::$list_fields as $name ) {
$store( $name, $commaExplode );
}
foreach ( static::$map_fields as $name ) {
$store( $name, $jsonDecode );
}
}
$this->campaign = $row->notlog_not_name;
$this->action = $row->notlog_action;
$this->timestamp = $row->notlog_timestamp;
$this->comment = $row->notlog_comment ?? '';
}
/**
* TODO: Use in {@see LogPager}
* @return array<string,array>
*/
public function changes() {
$removed = [];
$added = [];
$diff_basic = function ( $name ) use ( &$removed, &$added ) {
if ( $this->begin[ $name ] !== $this->end[ $name ] ) {
if ( $this->begin[ $name ] !== null ) {
$removed[ $name ] = $this->begin[ $name ];
}
if ( $this->end[ $name ] !== null ) {
$added[ $name ] = $this->end[ $name ];
}
}
};
$diff_list = function ( $name ) use ( &$removed, &$added ) {
if ( $this->begin[ $name ] !== $this->end[ $name ] ) {
$removed[ $name ] = array_diff( $this->begin[ $name ], $this->end[ $name ] );
if ( !$removed[ $name ] || $removed[ $name ] === [ "" ] ) {
unset( $removed[ $name ] );
}
$added[ $name ] = array_diff( $this->end[ $name ], $this->begin[ $name ] );
if ( !$added[ $name ] || $added[ $name ] === [ "" ] ) {
unset( $added[ $name ] );
}
}
};
$diff_map = function ( $name ) use ( &$removed, &$added ) {
$removed[ $name ] = $this->begin[ $name ];
$added[ $name ] = $this->end[ $name ];
if ( $this->begin[ $name ] && $this->end[ $name ] ) {
$all_keys = array_keys( array_merge( $this->begin[ $name ], $this->end[ $name ] ) );
foreach ( $all_keys as $item ) {
# simplification: match contents, but diff at item level
if ( array_key_exists( $item, $this->begin[ $name ] )
&& array_key_exists( $item, $this->end[ $name ] )
&& $added[ $name ][ $item ] === $removed[ $name ][ $item ]
) {
unset( $added[ $name ][ $item ] );
unset( $removed[ $name ][ $item ] );
}
}
}
if ( !$removed[ $name ] ) {
unset( $removed[ $name ] );
}
if ( !$added[ $name ] ) {
unset( $added[ $name ] );
}
};
foreach ( static::$basic_fields as $name ) {
$diff_basic( $name );
}
foreach ( static::$list_fields as $name ) {
$diff_list( $name );
}
foreach ( static::$map_fields as $name ) {
$diff_map( $name );
}
return [ 'removed' => $removed, 'added' => $added ];
}
}

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text/x-php
Expires
Fri, Jul 3, 18:00 (1 d, 7 h)
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local-disk
Storage Format
Raw Data
Storage Handle
8d/d7/686fc8104ccd22926eb1748b1b40
Default Alt Text
CampaignLog.php (3 KB)

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