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<?php
namespace
WhizSid
\
ArrayBase
;
use
PHPUnit
\
Framework
\
MockObject
\
BadMethodCallException
;
use
WhizSid
\
ArrayBase
\
AB
\
DataSet
;
use
WhizSid
\
ArrayBase
\
AB
\
Table
;
use
WhizSid
\
ArrayBase
\
AB
\
Table
\
Column
;
use
WhizSid
\
ArrayBase
\
Functions
\
ABFunction
;
use
WhizSid
\
ArrayBase
\
Functions
\
Agregate
;
/**
* Helper class to array base functions.
*
* @method static boolean isTable(mixed $table)
* @method static boolean isColumn(mixed $column)
* @method static boolean isBindedColumn(mixed $bindedColumn)
* @method static boolean isDataSet(mixed $dataSet)
* @method static boolean isCell(mixed $cell)
* @method static boolean isQuery(mixed $query)
* @method static boolean isSelectQuery(mixed $select)
* @method static boolean isUpdateQuery(mixed $update)
* @method static boolean isInsertQuery(mixed $insert)
* @method static boolean isDeleteQuery(mixed $delete)
*/
class
Helper
{
/**
* Types and relative class names for validation process.
*
* @var string[]
*/
protected
static
$
types
= [
'
table
'
=>
'
WhizSid\ArrayBase\AB\Table
'
,
'
column
'
=>
'
WhizSid\ArrayBase\AB\Table\Column
'
,
'
bindedcolumn
'
=>
'
WhizSid\ArrayBase\Query\Objects\ColumnWithIndex
'
,
'
dataset
'
=>
'
WhizSid\ArrayBase\AB\DataSet
'
,
'
cell
'
=>
'
WhizSid\ArrayBase\AB\DataSet\Row\Cell
'
,
'
query
'
=>
'
WhizSid\ArrayBase\Query
'
,
'
selectquery
'
=>
'
WhizSid\ArrayBase\Query\Type\Select
'
,
'
updatequery
'
=>
'
WhizSid\ArrayBase\Query\Type\Update
'
,
'
insertquery
'
=>
'
WhizSid\ArrayBase\Query\Type\Insert
'
,
'
deletequery
'
=>
'
WhizSid\ArrayBase\Query\Type\Delete
'
,
];
/**
* Parsing data array to dataset.
*
* @param array $arr
*
* @return DataSet
*/
public
static
function
parseDataArray
(
$
arr
)
{
$
dataSet
=
new
DataSet
();
$
keys
=
array_keys
(
$
arr
);
if
(
is_numeric
(
$
keys
[
0
])) {
$
secondKeys
=
array_keys
(
$
arr
[
$
keys
[
0
]]);
if
(
is_string
(
$
secondKeys
[
0
])) {
foreach
(
$
arr
as
$
key
=>
$
row
) {
$
dataSetRow
=
$
dataSet
->
newRow
();
foreach
(
$
row
as
$
secondKey
=>
$
cell
) {
if
(
$
key
==
0
) {
$
dataSet
->
addAlias
(
$
secondKey
);
}
$
dataSetRow
->
newCell
(
$
cell
);
}
}
}
else
{
// <ABE17> \\
throw
new
ABException
(
'
Suplied array format is invalid to parseDataArray.
'
,
17
);
}
}
elseif
(
is_string
(
$
keys
[
0
])) {
$
row
=
$
dataSet
->
newRow
();
foreach
(
$
arr
as
$
cellName
=>
$
value
) {
$
dataSet
->
addAlias
(
$
cellName
);
$
row
->
newCell
(
$
value
);
}
}
else
{
// <ABE17> \\
throw
new
ABException
(
'
Suplied array format is invalid to parseDataArray.
'
,
17
);
}
return
$
dataSet
;
}
/**
* Passing multidimentional assoc array as a table.
*
* @param AB $ab
* @param string $name
* @param array $arr
*/
public
static
function
parseTable
(
$
ab
,
$
name
,
$
arr
)
{
$
dataSet
=
self
::
parseDataArray
(
$
arr
);
if
(!
$
dataSet
->
getCount
()) {
// <ABE25> \\
throw
new
ABException
(
'
Can not parse empty data set as a table
'
,
25
);
}
// Creating a array base table
$
ab
->
createTable
(
$
name
,
function
(
Table
$
tbl
)
use
(
$
dataSet
) {
$
firstRow
=
$
dataSet
->
getRow
(
0
);
$
aliases
=
$
dataSet
->
getAliases
();
foreach
(
$
aliases
as
$
cellIndex
=>
$
alias
) {
$
cell
=
$
firstRow
->
getCell
(
$
cellIndex
);
if
(
is_numeric
(
$
cell
->
getValue
())) {
$
type
=
'
integer
'
;
}
elseif
(
is_float
(
$
cell
->
getValue
())) {
$
type
=
'
decimal
'
;
}
elseif
(
is_string
(
$
cell
->
getValue
())) {
$
type
=
'
varchar
'
;
}
else
{
// <ABE26> \\
throw
new
ABException
(
'
Invalid cell value supplied to parsing array
'
,
26
);
}
$
tbl
->
createColumn
(
$
alias
,
function
(
Column
$
clmn
)
use
(
$
type
) {
$
clmn
->
setType
(
$
type
);
});
}
});
$
table
=
$
ab
->
getTable
(
$
name
);
$
ab
->
query
()->
insert
()->
into
(
$
table
)->
dataSet
(
$
dataSet
)->
execute
();
return
$
table
;
}
/**
* Converting a string in underscore notaion to PascalCase.
*
* @param string $str
*
* @return string
*/
public
static
function
pascalCase
(
$
str
)
{
$
camelCased
=
preg_replace_callback
(
'
/_([a-zA-Z0-9])/
'
,
function
(
$
matched
) {
return
strtoupper
(
$
matched
[
1
]);
},
$
str
);
return
ucfirst
(
$
camelCased
);
}
/**
* Checking the given value is in the correct type.
*/
public
static
function
__callStatic
(
$
name
,
$
arguments
)
{
if
(
strtolower
(
substr
(
$
name
,
0
,
2
)) ==
'
is
'
&&
count
(
$
arguments
) ==
1
) {
if
(
isset
(
self
::
$
types
[
strtolower
(
substr
(
$
name
,
2
))])) {
return
is_object
(
$
arguments
[
0
]) &&
self
::
$
types
[
strtolower
(
substr
(
$
name
,
2
))] ==
get_class
(
$
arguments
[
0
]);
}
else
{
// <ABE28> \\
throw
new
ABException
(
"
Invalid type supplied. Can not find the type
$
name
.
"
,
28
);
}
}
else
{
throw
new
BadMethodCallException
(
'
Invalid function called.
'
);
}
}
/**
* Checking a parsed value is a function or not.
*
* @param ABFunction $func
*
* @return bool
*/
public
static
function
isFunction
(
$
func
)
{
return
is_subclass_of
(
$
func
, ABFunction::class);
}
/**
* Checking a parsed value is a agregate function or not.
*
* @param Agregate $func
*
* @return bool
*/
public
static
function
isAgregate
(
$
func
)
{
return
is_subclass_of
(
$
func
, Agregate::class);
}
}
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