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phpmyadmin/src/SystemDatabase.php at master · DDd-Devops/phpmyadmin · GitHub
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SystemDatabase.php
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<?php
declare
(strict_types=
1
);
namespace
PhpMyAdmin
;
use
PhpMyAdmin
\
ConfigStorage
\
Relation
;
use
PhpMyAdmin
\
Dbal
\
ResultInterface
;
use
function
count
;
use
function
sprintf
;
class
SystemDatabase
{
private
Relation
$
relation
;
/**
* Get instance of SystemDatabase
*
* @param DatabaseInterface $dbi Database interface for the system database
*/
public
function
__construct
(
protected
DatabaseInterface
$
dbi
)
{
$
this
->
relation
=
new
Relation
(
$
this
->
dbi
);
}
/**
* Get existing data on transformations applied for
* columns in a particular table
*
* @param string $db Database name looking for
*
* @return ResultInterface|false Result of executed SQL query
*/
public
function
getExistingTransformationData
(
string
$
db
):
ResultInterface
|
false
{
$
browserTransformationFeature
=
$
this
->
relation
->
getRelationParameters
()->
browserTransformationFeature
;
if
(
$
browserTransformationFeature
===
null
) {
return
false
;
}
// Get the existing transformation details of the same database
// from pma__column_info table
$
transformationSql
=
sprintf
(
'
SELECT * FROM %s.%s WHERE `db_name` = %s
'
,
Util::
backquote
(
$
browserTransformationFeature
->
database
),
Util::
backquote
(
$
browserTransformationFeature
->
columnInfo
),
$
this
->
dbi
->
quoteString
(
$
db
),
);
return
$
this
->
dbi
->
tryQuery
(
$
transformationSql
);
}
/**
* Get SQL query for store new transformation details of a VIEW
*
* @param ResultInterface $transformationData Result set of SQL execution
* @param SystemColumn[] $columnMap Details of VIEW columns
* @param string $viewName Name of the VIEW
* @param string $db Database name of the VIEW
*
* @return string SQL query for new transformations
*/
public
function
getNewTransformationDataSql
(
ResultInterface
$
transformationData
,
array
$
columnMap
,
string
$
viewName
,
string
$
db
,
):
string
{
$
browserTransformationFeature
=
$
this
->
relation
->
getRelationParameters
()->
browserTransformationFeature
;
if
(
$
browserTransformationFeature
===
null
) {
return
''
;
}
// Need to store new transformation details for VIEW
$
newTransformationsSql
=
sprintf
(
'
INSERT INTO %s.%s (
'
.
'
`db_name`, `table_name`, `column_name`,
'
.
'
`comment`, `mimetype`, `transformation`,
'
.
'
`transformation_options`) VALUES
'
,
Util::
backquote
(
$
browserTransformationFeature
->
database
),
Util::
backquote
(
$
browserTransformationFeature
->
columnInfo
),
);
$
columnCount
=
0
;
$
addComma
=
false
;
/** @infection-ignore-all */
while
(
$
dataRow
=
$
transformationData
->
fetchAssoc
()) {
foreach
(
$
columnMap
as
$
column
) {
if
(
$
dataRow
[
'
table_name
'
] !=
$
column
->
tableName
||
$
dataRow
[
'
column_name
'
] !=
$
column
->
referringColumn
) {
continue
;
}
$
newTransformationsSql
.=
sprintf
(
'
%s (%s, %s, %s, %s, %s, %s, %s)
'
,
$
addComma
?
'
,
'
:
''
,
$
this
->
dbi
->
quoteString
(
$
db
),
$
this
->
dbi
->
quoteString
(
$
viewName
),
$
this
->
dbi
->
quoteString
(
$
column
->
realColumn
??
$
column
->
referringColumn
),
$
this
->
dbi
->
quoteString
(
$
dataRow
[
'
comment
'
]),
$
this
->
dbi
->
quoteString
(
$
dataRow
[
'
mimetype
'
]),
$
this
->
dbi
->
quoteString
(
$
dataRow
[
'
transformation
'
]),
$
this
->
dbi
->
quoteString
(
$
dataRow
[
'
transformation_options
'
]),
);
$
addComma
=
true
;
$
columnCount
++;
break
;
}
if
(
$
columnCount
===
count
(
$
columnMap
)) {
break
;
}
}
return
$
columnCount
>
0
?
$
newTransformationsSql
:
''
;
}
/**
* @param string[] $viewColumns
*
* @return SystemColumn[]
* @psalm-return list<SystemColumn>
*/
public
function
getColumnMapFromSql
(
string
$
sqlQuery
,
array
$
viewColumns
):
array
{
$
result
=
$
this
->
dbi
->
tryQuery
(
$
sqlQuery
);
if
(
$
result
===
false
) {
return
[];
}
$
columnMap
= [];
foreach
(
$
this
->
dbi
->
getFieldsMeta
(
$
result
)
as
$
i
=>
$
field
) {
$
columnMap
[] =
new
SystemColumn
(
$
field
->
table
,
$
field
->
name
,
$
viewColumns
[
$
i
] ??
null
);
}
return
$
columnMap
;
}
}
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