Throw notices when invalid date values are passed to WP_Date_Query.

`_doing_it_wrong()` notices are now generated when passing out-of-range values
(`month=13`) or invalid dates (`2014-02-29`).

Includes unit tests.

Props ChriCo.
Fixes #25834.

git-svn-id: https://develop.svn.wordpress.org/trunk@29925 602fd350-edb4-49c9-b593-d223f7449a82
This commit is contained in:
Boone Gorges 2014-10-16 20:11:13 +00:00
parent 3d6d32d9e6
commit a3da10deb0
2 changed files with 508 additions and 0 deletions

View File

@ -6,6 +6,10 @@
* to filter their results by date columns, by generating `WHERE` subclauses to be attached
* to the primary SQL query string.
*
* Attempting to filter by an invalid date value (eg month=13) will generate SQL that will
* return no results. In these cases, a _doing_it_wrong() error notice is also thrown.
* See {@link WP_Date_Query::validate_date_values()}.
*
* @link http://codex.wordpress.org/Function_Reference/WP_Query Codex page.
*
* @since 3.7.0
@ -201,6 +205,11 @@ class WP_Date_Query {
}
}
// Validate the dates passed in the query.
if ( $this->is_first_order_clause( $queries ) ) {
$this->validate_date_values( $queries );
}
foreach ( $queries as $key => $q ) {
if ( ! is_array( $q ) || in_array( $key, $this->time_keys, true ) ) {
// This is a first-order query. Trust the values and sanitize when building SQL.
@ -244,6 +253,185 @@ class WP_Date_Query {
return $this->compare;
}
/**
* Validates the given date_query values and triggers errors if something is not valid.
*
* Note that date queries with invalid date ranges are allowed to
* continue (though of course no items will be found for impossible dates).
* This method only generates debug notices for these cases.
*
* @since 4.1.0
* @access public
*
* @param array $date_query The date_query array.
* @return bool True if all values in the query are valid, false if one or more fail.
*/
public function validate_date_values( $date_query = array() ) {
if ( empty( $date_query ) ) {
return false;
}
$valid = true;
/*
* Validate 'before' and 'after' up front, then let the
* validation routine continue to be sure that all invalid
* values generate errors too.
*/
if ( array_key_exists( 'before', $date_query ) && is_array( $date_query['before'] ) ){
$valid = $this->validate_date_values( $date_query['before'] );
}
if ( array_key_exists( 'after', $date_query ) && is_array( $date_query['after'] ) ){
$valid = $this->validate_date_values( $date_query['after'] );
}
// Message template for the min-max-check.
/* translators: Date query invalid date message: 1: invalid value, 2: type of value, 3: minimum valid value, 4: maximum valid value */
$min_max_msg = __( 'Invalid value <code>%1$s</code> for <strong>%2$s</strong>. Excepted value should between <code>%3$d</code> and </code>%4$d</code>.' );
// Array containing all min-max checks.
$min_max_checks = array();
// Days per year.
if ( array_key_exists( 'year', $date_query ) ) {
// If a year exists in the date query, we can use it to get the days.
$max_days_of_year = date( 'z', mktime( 0, 0, 0, 12, 31, $date_query['year'] ) ) + 1;
} else {
// otherwise we use the max of 366 (leap-year)
$max_days_of_year = 366;
}
$min_max_checks['dayofyear'] = array(
'min' => 1,
'max' => $max_days_of_year
);
// Days per week.
$min_max_checks['dayofweek'] = array(
'min' => 1,
'max' => 7
);
// Months per year.
$min_max_checks['month'] = array(
'min' => 1,
'max' => 12
);
// Weeks per year.
if ( array_key_exists( 'year', $date_query ) ) {
// If we have a specific year, use it to calculate number of weeks.
$date = new DateTime();
$date->setISODate( $date_query['year'], 53 );
$week_count = $date->format( "W" ) === "53" ? 53 : 52;
} else {
// Otherwise set the week-count to a maximum of 53.
$week_count = 53;
}
$min_max_checks['week'] = array(
'min' => 1,
'max' => $week_count
);
// Days per month.
$min_max_checks['day'] = array(
'min' => 1,
'max' => 31
);
// Hours per day.
$min_max_checks['hour'] = array(
'min' => 1,
'max' => 23
);
// Minutes per hour.
$min_max_checks['minute'] = array(
'min' => 0,
'max' => 59
);
// Seconds per minute.
$min_max_checks['second'] = array(
'min' => 0,
'max' => 59
);
// Concatenate and throw a notice for each invalid value.
foreach ( $min_max_checks as $key => $check ) {
if ( ! array_key_exists( $key, $date_query ) ) {
continue;
}
$is_between = $date_query[ $key ] >= $check['min'] && $date_query[ $key ] <= $check['max'];
if ( ! $is_between ) {
$error = sprintf(
$min_max_msg,
esc_html( $date_query[ $key ] ),
$key,
$check['min'],
$check['max']
);
_doing_it_wrong( __CLASS__, $error, '4.1.0' );
$valid = false;
}
}
// If we already have invalid date messages, don't bother running through checkdate().
if ( ! $valid ) {
return $valid;
}
$day_month_year_error_msg = '';
$day_exists = array_key_exists( 'day', $date_query ) && is_numeric( $date_query['day'] );
$month_exists = array_key_exists( 'month', $date_query ) && is_numeric( $date_query['month'] );
$year_exists = array_key_exists( 'year', $date_query ) && is_numeric( $date_query['year'] );
if ( $day_exists && $month_exists && $year_exists ) {
// 1. Checking day, month, year combination.
if ( ! checkdate( $date_query['month'], $date_query['day'], $date_query['year'] ) ) {
/* translators: 1: year, 2: month, 3: day of month */
$day_month_year_error_msg = sprintf(
__( 'The following values do not describe a valid date: year <code>%1$s</code>, month <code>%2$s</code>, day <code>%3$s</code>.' ),
esc_html( $date_query['year'] ),
esc_html( $date_query['month'] ),
esc_html( $date_query['day'] )
);
$valid = false;
}
} else if ( $day_exists && $month_exists ) {
/*
* 2. checking day, month combination
* We use 2012 because, as a leap year, it's the most permissive.
*/
if ( ! checkdate( $date_query['month'], $date_query['day'], 2012 ) ) {
/* translators: 1: month, 2: day of month */
$day_month_year_error_msg = sprintf(
__( 'The following values do not describe a valid date: month <code>%1$d</code>, day <code>%2$d</code>.' ),
esc_html( $date_query['month'] ),
esc_html( $date_query['day'] )
);
$valid = false;
}
}
if ( ! empty( $day_month_year_error_msg ) ) {
_doing_it_wrong( __CLASS__, $day_month_year_error_msg, '4.1.0' );
}
return $valid;
}
/**
* Validates a column name parameter.
*

View File

@ -9,6 +9,14 @@
* @group date
*/
class Tests_WP_Date_Query extends WP_UnitTestCase {
public $q;
public function setUp() {
parent::setUp();
unset( $this->q );
$this->q = new WP_Date_Query( array( 'm' => 2 ) );
}
public function test_construct_date_query_empty() {
$q = new WP_Date_Query( array() );
$this->assertSame( 'AND', $q->relation );
@ -582,4 +590,316 @@ class Tests_WP_Date_Query extends WP_UnitTestCase {
// varying precision on different PHP installations
$this->assertRegExp( "/DATE_FORMAT\( post_date, '0\.%i%s' \) = 0\.15350*/", $found );
}
/**
* @ticket 25834
* @expectedIncorrectUsage WP_Date_Query
*/
public function test_validate_date_query_before_after(){
// Valid values.
$valid_args = array(
array(
'month' => 2,
'year' => 2014,
),
array(
'day' => 8,
'year' => 2014,
),
);
foreach ( $valid_args as $args ) {
$this->assertTrue( $this->q->validate_date_values( array( 'before' => $args ) ) );
$this->assertTrue( $this->q->validate_date_values( array( 'after' => $args ) ) );
}
// Invalid values.
$invalid_args = array(
array(
'month' => 13,
),
array(
'day' => 32,
),
array(
'minute' => 60,
),
array(
'second' => 60,
),
array(
'week' => 54,
),
);
foreach ( $invalid_args as $args ) {
$this->assertFalse( $this->q->validate_date_values( array( 'before' => $args ) ) );
$this->assertFalse( $this->q->validate_date_values( array( 'after' => $args ) ) );
}
}
/**
* @ticket 25834
* @expectedIncorrectUsage WP_Date_Query
*/
public function test_validate_date_query_before_after_with_month(){
// Both are valid.
$args = array(
'before' => array(
'month' => 2,
'year' => 2014,
),
'month' => 10,
);
$this->assertTrue( $this->q->validate_date_values( $args ) );
// 'before' is invalid, 'month' is valid.
$args = array(
'before' => array(
'month' => 13,
'year' => 2014,
),
'month' => 10,
);
$this->assertFalse( $this->q->validate_date_values( $args ) );
// 'before' is valid, 'month' is invalid.
$args = array(
'before' => array(
'month' => 10,
'year' => 2014,
),
'month' => 14,
);
$this->assertFalse( $this->q->validate_date_values( $args ) );
// Both are invalid.
$args = array(
'before' => array(
'month' => 14,
'year' => 2014,
),
'month' => 14,
);
$this->assertFalse( $this->q->validate_date_values( $args ) );
}
/**
* @ticket 25834
* @expectedIncorrectUsage WP_Date_Query
*/
public function test_validate_date_values_week() {
// Valid values.
$weeks = range( 1, 53 );
foreach ( $weeks as $week ) {
$this->assertTrue( $this->q->validate_date_values( array( 'week' => $week ) ) );
}
// Invalid values.
$weeks = array( -1, 0, 54 );
foreach ( $weeks as $week ) {
$this->assertFalse( $this->q->validate_date_values( array( 'week' => $week ) ) );
}
// Valid combinations.
$weeks = array(
array(
'week' => 52,
'year' => 2012,
),
array(
'week' => 53,
'year' => 2009,
),
);
foreach ( $weeks as $week_args ) {
$this->assertTrue( $this->q->validate_date_values( $week_args ) );
}
// Invalid combinations.
$weeks = array(
// 2012 has 52 weeks.
array(
'week' => 53,
'year' => 2012,
),
// 2013 has 53 weeks.
array(
'week' => 54,
'year' => 2009,
)
);
foreach ( $weeks as $week_args ) {
$this->assertFalse( $this->q->validate_date_values( $week_args ) );
}
}
/**
* @ticket 25834
* @expectedIncorrectUsage WP_Date_Query
*/
public function test_validate_date_values_month() {
// Valid values.
$months = range( 1, 12 );
foreach ( $months as $month ) {
$this->assertTrue( $this->q->validate_date_values( array( 'month' => $month ) ) );
}
// Invalid values.
$months = array( -1, 0, 13, 'string who wants to be a int' );
foreach ( $months as $month ) {
$this->assertFalse( $this->q->validate_date_values( array( 'month' => $month ) ) );
}
}
/**
* @ticket 25834
* @expectedIncorrectUsage WP_Date_Query
*/
public function test_validate_date_values_day() {
// Valid values.
$days = range( 1, 31 );
foreach ( $days as $day ) {
$this->assertTrue( $this->q->validate_date_values( array( 'day' => $day ) ) );
}
// Invalid values.
$days = array( -1, 32 );
foreach ( $days as $day ) {
$this->assertFalse( $this->q->validate_date_values( array( 'day' => $day ) ) );
}
// Valid combinations.
$days = array(
array(
'day' => 29,
'month' => 2,
'year' => 2008,
),
array(
'day' => 28,
'month' => 2,
'year' => 2009,
),
);
foreach ( $days as $args ) {
$this->assertTrue( $this->q->validate_date_values( $args ) );
}
// Invalid combinations.
$days = array(
// February 2008 has 29 days.
array(
'day' => 30,
'month' => 2,
'year' => 2008,
),
// February 2009 has 29 days.
array(
'day' => 29,
'month' => 2,
'year' => 2009,
),
);
foreach ( $days as $args ) {
$this->assertFalse( $this->q->validate_date_values( $args ) );
}
}
/**
* @ticket 25834
* @expectedIncorrectUsage WP_Date_Query
*/
public function test_validate_date_values_hour() {
// Valid values.
$hours = range( 1, 23 );
foreach ( $hours as $hour ) {
$this->assertTrue( $this->q->validate_date_values( array( 'hour' => $hour ) ) );
}
// Invalid values.
$hours = array( -1, 24, 25, 'string who wants to be a int' );
foreach ( $hours as $hour ) {
$this->assertFalse( $this->q->validate_date_values( array( 'hour' => $hour ) ) );
}
}
/**
* @ticket 25834
* @expectedIncorrectUsage WP_Date_Query
*/
public function test_validate_date_values_minute() {
// Valid values.
$minutes = range( 0, 59 );
foreach ( $minutes as $minute ) {
$this->assertTrue( $this->q->validate_date_values( array( 'minute' => $minute ) ) );
}
// Invalid values.
$minutes = array( -1, 60 );
foreach ( $minutes as $minute ) {
$this->assertFalse( $this->q->validate_date_values( array( 'minute' => $minute ) ) );
}
}
/**
* @ticket 25834
* @expectedIncorrectUsage WP_Date_Query
*/
public function test_validate_date_values_second() {
// Valid values.
$seconds = range( 0, 59 );
foreach ( $seconds as $second ) {
$this->assertTrue( $this->q->validate_date_values( array( 'second' => $second ) ) );
}
// Invalid values.
$seconds = array( -1, 60 );
foreach ( $seconds as $second ) {
$this->assertFalse( $this->q->validate_date_values( array( 'second' => $second ) ) );
}
}
/**
* @ticket 25834
* @expectedIncorrectUsage WP_Date_Query
*/
public function test_validate_date_values_day_of_week() {
// Valid values.
$days_of_week = range( 1, 7 );
foreach ( $days_of_week as $day_of_week ) {
$this->assertTrue( $this->q->validate_date_values( array( 'dayofweek' => $day_of_week ) ) );
}
// Invalid values.
$days_of_week = array( -1, 0, 8 );
foreach ( $days_of_week as $day_of_week ) {
$this->assertFalse( $this->q->validate_date_values( array( 'dayofweek' => $day_of_week ) ) );
}
}
/**
* @ticket 25834
* @expectedIncorrectUsage WP_Date_Query
*/
public function test_validate_date_values_day_of_year() {
// Valid values.
$days_of_year = range( 1, 366 );
foreach ( $days_of_year as $day_of_year ) {
$this->assertTrue( $this->q->validate_date_values( array( 'dayofyear' => $day_of_year ) ) );
}
// Invalid values.
$days_of_year = array( -1, 0, 367 );
foreach ( $days_of_year as $day_of_year ) {
$this->assertFalse( @$this->q->validate_date_values( array( 'dayofyear' => $day_of_year ) ) );
}
}
}