includes/xml/Xml.php
<?php
/**
* Methods to generate XML.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
* http://www.gnu.org/copyleft/gpl.html
*
* @file
*/
use MediaWiki\Html\Html;
use MediaWiki\Languages\LanguageNameUtils;
use MediaWiki\MainConfigNames;
use MediaWiki\MediaWikiServices;
use MediaWiki\Parser\Sanitizer;
use MediaWiki\Utils\MWTimestamp;
/**
* Module of static functions for generating XML
*/
class Xml {
/**
* Format an XML element with given attributes and, optionally, text content.
* Element and attribute names are assumed to be ready for literal inclusion.
* Strings are assumed to not contain XML-illegal characters; special
* characters (<, >, &) are escaped but illegals are not touched.
*
* @param string $element Element name
* @param-taint $element tainted
* @param array|null $attribs Name=>value pairs. Values will be escaped.
* @param-taint $attribs escapes_html
* @param string|null $contents Null to make an open tag only; '' for a contentless closed tag (default)
* @param-taint $contents escapes_html
* @param bool $allowShortTag Whether '' in $contents will result in a contentless closed tag
* @return string
* @return-taint escaped
*/
public static function element( $element, $attribs = null, $contents = '',
$allowShortTag = true
) {
$out = '<' . $element;
if ( $attribs !== null ) {
$out .= self::expandAttributes( $attribs );
}
if ( $contents === null ) {
$out .= '>';
} elseif ( $allowShortTag && $contents === '' ) {
$out .= ' />';
} else {
$out .= '>' . htmlspecialchars( $contents, ENT_NOQUOTES ) . "</$element>";
}
return $out;
}
/**
* Given an array of ('attributename' => 'value'), it generates the code
* to set the XML attributes : attributename="value".
* The values are passed to Sanitizer::encodeAttribute.
* Returns null or empty string if no attributes given.
* @param array|null $attribs Array of attributes for an XML element
* @return null|string
*/
public static function expandAttributes( ?array $attribs ) {
if ( $attribs === null ) {
return null;
}
$out = '';
foreach ( $attribs as $name => $val ) {
$out .= " {$name}=\"" . Sanitizer::encodeAttribute( $val ) . '"';
}
return $out;
}
/**
* Format an XML element as with self::element(), but run text through the content language's
* normalize() validator first to ensure that no invalid UTF-8 is passed.
*
* @param string $element
* @param array|null $attribs Name=>value pairs. Values will be escaped.
* @param string|null $contents Null to make an open tag only; '' for a contentless closed tag (default)
* @return string
* @param-taint $attribs escapes_html
* @param-taint $contents escapes_html
*/
public static function elementClean( $element, $attribs = [], $contents = '' ) {
if ( $attribs ) {
$attribs = array_map( [ UtfNormal\Validator::class, 'cleanUp' ], $attribs );
}
if ( $contents ) {
$contents =
MediaWikiServices::getInstance()->getContentLanguage()->normalize( $contents );
}
return self::element( $element, $attribs, $contents );
}
/**
* This opens an XML element
*
* @param string $element Name of the element
* @param array|null $attribs Array of attributes, see Xml::expandAttributes()
* @return string
*/
public static function openElement( $element, $attribs = null ) {
return '<' . $element . self::expandAttributes( $attribs ) . '>';
}
/**
* Shortcut to close an XML element
* @param string $element Element name
* @return string
*/
public static function closeElement( $element ) {
return "</$element>";
}
/**
* Same as Xml::element(), but does not escape contents. Handy when the
* content you have is already valid xml.
*
* @param string $element Element name
* @param-taint $element tainted
* @param array|null $attribs Array of attributes
* @param-taint $attribs escapes_html
* @param string $contents Content of the element
* @param-taint $contents tainted
* @return string
* @return-taint escaped
*/
public static function tags( $element, $attribs, $contents ) {
return self::openElement( $element, $attribs ) . $contents . "</$element>";
}
/**
* Create a date selector
*
* @param string|null $selected The month which should be selected, default ''.
* @param string|null $allmonths Value of a special item denoting all month.
* Null to not include (default).
* @param string $id Element identifier
* @return string Html string containing the month selector
*/
public static function monthSelector( $selected = '', $allmonths = null, $id = 'month' ) {
global $wgLang;
$options = [];
$data = new XmlSelect( 'month', $id, $selected ?? '' );
if ( $allmonths !== null ) {
$options[wfMessage( 'monthsall' )->text()] = $allmonths;
}
for ( $i = 1; $i < 13; $i++ ) {
$options[$wgLang->getMonthName( $i )] = $i;
}
$data->addOptions( $options );
$data->setAttribute( 'class', 'mw-month-selector' );
return $data->getHTML();
}
/**
* @param int|string $year Use '' or 0 to start with no year preselected.
* @param int|string $month A month in the 1..12 range. Use '', 0 or -1 to start with no month
* preselected.
* @return string Formatted HTML
*/
public static function dateMenu( $year, $month ) {
# Offset overrides year/month selection
if ( $month && $month !== -1 ) {
$encMonth = intval( $month );
} else {
$encMonth = '';
}
if ( $year ) {
$encYear = intval( $year );
} elseif ( $encMonth ) {
$timestamp = MWTimestamp::getInstance();
$thisMonth = intval( $timestamp->format( 'n' ) );
$thisYear = intval( $timestamp->format( 'Y' ) );
if ( $encMonth > $thisMonth ) {
$thisYear--;
}
$encYear = $thisYear;
} else {
$encYear = '';
}
$inputAttribs = [ 'id' => 'year', 'maxlength' => 4, 'size' => 7 ];
return self::label( wfMessage( 'year' )->text(), 'year' ) . ' ' .
Html::input( 'year', $encYear, 'number', $inputAttribs ) . ' ' .
self::label( wfMessage( 'month' )->text(), 'month' ) . ' ' .
self::monthSelector( $encMonth, '-1' );
}
/**
* Construct a language selector appropriate for use in a form or preferences
*
* @param string $selected The language code of the selected language
* @param bool $customisedOnly If true only languages which have some content are listed
* @param string|null $inLanguage The ISO code of the language to display the select list in
* @param array $overrideAttrs Override the attributes of the select tag (since 1.20)
* @param Message|null $msg Label message key (since 1.20)
* @return array Array containing 2 items: label HTML and select list HTML
*/
public static function languageSelector( $selected, $customisedOnly = true,
$inLanguage = null, $overrideAttrs = [], Message $msg = null
) {
$languageCode = MediaWikiServices::getInstance()->getMainConfig()
->get( MainConfigNames::LanguageCode );
$include = $customisedOnly ? LanguageNameUtils::SUPPORTED : LanguageNameUtils::DEFINED;
$languages = MediaWikiServices::getInstance()
->getLanguageNameUtils()
->getLanguageNames( $inLanguage, $include );
// Make sure the site language is in the list;
// a custom language code might not have a defined name...
if ( !array_key_exists( $languageCode, $languages ) ) {
$languages[$languageCode] = $languageCode;
// Sort the array again
ksort( $languages );
}
/**
* If a bogus value is set, default to the content language.
* Otherwise, no default is selected and the user ends up
* with Afrikaans since it's first in the list.
*/
$selected = isset( $languages[$selected] ) ? $selected : $languageCode;
$options = "\n";
foreach ( $languages as $code => $name ) {
$options .= self::option( "$code - $name", $code, $code == $selected ) . "\n";
}
$attrs = [ 'id' => 'wpUserLanguage', 'name' => 'wpUserLanguage' ];
$attrs = array_merge( $attrs, $overrideAttrs );
if ( $msg === null ) {
$msg = wfMessage( 'yourlanguage' );
}
return [
self::label( $msg->text(), $attrs['id'] ),
self::tags( 'select', $attrs, $options )
];
}
/**
* Shortcut to make a span element
* @param string $text Content of the element, will be escaped
* @param string $class Class name of the span element
* @param array $attribs Other attributes
* @return string
* @deprecated since 1.42, use {@see Html::element} instead
*/
public static function span( $text, $class, $attribs = [] ) {
return self::element( 'span', [ 'class' => $class ] + $attribs, $text );
}
/**
* Shortcut to make a specific element with a class attribute
*
* @param string $text Content of the element, will be escaped
* @param string $class Class name of the span element
* @param string $tag Element name
* @param array $attribs Other attributes
* @return string
* @deprecated since 1.42, use {@see Xml::tags} instead
*/
public static function wrapClass( $text, $class, $tag = 'span', $attribs = [] ) {
wfDeprecated( __METHOD__, '1.42' );
return self::tags( $tag, [ 'class' => $class ] + $attribs, $text );
}
/**
* Convenience function to build an HTML text input field
* @param string $name Value of the name attribute
* @param int|false $size Value of the size attribute
* @param string|false $value Value of the value attribute
* @param array $attribs Other attributes
* @return string HTML
* @deprecated since 1.42, use {@see Html::input} instead
*/
public static function input( $name, $size = false, $value = false, $attribs = [] ) {
$attributes = [ 'name' => $name ];
if ( $size ) {
$attributes['size'] = $size;
}
if ( $value !== false ) { // maybe 0
$attributes['value'] = $value;
}
return self::element( 'input', $attributes + $attribs );
}
/**
* Convenience function to build an HTML password input field
* @param string $name Value of the name attribute
* @param int|false $size Value of the size attribute
* @param string|false $value Value of the value attribute
* @param array $attribs Other attributes
* @return string HTML
* @deprecated since 1.42, use {@see Html::input} instead
*/
public static function password( $name, $size = false, $value = false,
$attribs = []
) {
return self::input( $name, $size, $value,
array_merge( $attribs, [ 'type' => 'password' ] ) );
}
/**
* Internal function for use in checkboxes and radio buttons and such.
*
* @param string $name
* @param bool $present
*
* @return array
*/
public static function attrib( $name, $present = true ) {
return $present ? [ $name => $name ] : [];
}
/**
* Convenience function to build an HTML checkbox
* @param string $name Value of the name attribute
* @param bool $checked Whether the checkbox is checked or not
* @param array $attribs Array other attributes
* @return string HTML
* @deprecated since 1.42, use {@see Html::check} instead
*/
public static function check( $name, $checked = false, $attribs = [] ) {
return self::element( 'input', array_merge(
[
'name' => $name,
'type' => 'checkbox',
'value' => 1 ],
self::attrib( 'checked', $checked ),
$attribs ) );
}
/**
* Convenience function to build an HTML radio button
* @param string $name Value of the name attribute
* @param string $value Value of the value attribute
* @param bool $checked Whether the checkbox is checked or not
* @param array $attribs Other attributes
* @return string HTML
* @deprecated since 1.42, use {@see Html::radio} instead
*/
public static function radio( $name, $value, $checked = false, $attribs = [] ) {
return self::element( 'input', [
'name' => $name,
'type' => 'radio',
'value' => $value ] + self::attrib( 'checked', $checked ) + $attribs );
}
/**
* Convenience function to build an HTML form label
* @param string $label Text of the label
* @param string $id
* @param array $attribs An attribute array. This will usually be
* the same array as is passed to the corresponding input element,
* so this function will cherry-pick appropriate attributes to
* apply to the label as well; only class and title are applied.
* @return string HTML
* @deprecated since 1.42, use {@see Html::label} instead
*/
public static function label( $label, $id, $attribs = [] ) {
$a = [ 'for' => $id ];
foreach ( [ 'class', 'title' ] as $attr ) {
if ( isset( $attribs[$attr] ) ) {
$a[$attr] = $attribs[$attr];
}
}
return self::element( 'label', $a, $label );
}
/**
* Convenience function to build an HTML text input field with a label
* @param string $label Text of the label
* @param string $name Value of the name attribute
* @param string $id Id of the input
* @param int|false $size Value of the size attribute
* @param string|false $value Value of the value attribute
* @param array $attribs Other attributes
* @return string HTML
* @deprecated since 1.42, use {@see Html::input} and {@see Html::label} instead
*/
public static function inputLabel( $label, $name, $id, $size = false,
$value = false, $attribs = []
) {
[ $label, $input ] = self::inputLabelSep( $label, $name, $id, $size, $value, $attribs );
return $label . "\u{00A0}" . $input;
}
/**
* Same as Xml::inputLabel() but return input and label in an array
*
* @param string $label
* @param string $name
* @param string $id
* @param int|false $size
* @param string|false $value
* @param array $attribs
*
* @return array
* @deprecated since 1.42, use {@see Html::input} and {@see Html::label} instead
*/
public static function inputLabelSep( $label, $name, $id, $size = false,
$value = false, $attribs = []
) {
return [
self::label( $label, $id, $attribs ),
self::input( $name, $size, $value, [ 'id' => $id ] + $attribs )
];
}
/**
* Convenience function to build an HTML checkbox with a label
*
* @param string $label
* @param string $name
* @param string $id
* @param bool $checked
* @param array $attribs
*
* @return string HTML
* @deprecated since 1.42, use {@see Html::check} and {@see Html::label} instead
*/
public static function checkLabel( $label, $name, $id, $checked = false, $attribs = [] ) {
return self::check( $name, $checked, [ 'id' => $id ] + $attribs ) .
"\u{00A0}" .
self::label( $label, $id, $attribs );
}
/**
* Convenience function to build an HTML radio button with a label
*
* @param string $label
* @param string $name
* @param string $value
* @param string $id
* @param bool $checked
* @param array $attribs
*
* @return string HTML
* @deprecated since 1.42, use {@see Html::radio} and {@see Html::label} instead
*/
public static function radioLabel( $label, $name, $value, $id,
$checked = false, $attribs = []
) {
return self::radio( $name, $value, $checked, [ 'id' => $id ] + $attribs ) .
"\u{00A0}" .
self::label( $label, $id, $attribs );
}
/**
* Convenience function to build an HTML submit button.
*
* @param string $value Label text for the button (unescaped)
* @param array $attribs Optional custom attributes
* @return string HTML
* @deprecated since 1.42, use {@see Html::submitButton} instead
*/
public static function submitButton( $value, $attribs = [] ) {
$attribs += [
'type' => 'submit',
'value' => $value,
];
return Html::element( 'input', $attribs );
}
/**
* Convenience function to build an HTML drop-down list item.
* @param string $text Text for this item. Will be HTML escaped
* @param string|null $value Form submission value; if empty, use text
* @param bool $selected If true, will be the default selected item
* @param array $attribs Optional additional HTML attributes
* @return string HTML
* @deprecated since 1.42, use {@see Html::element} instead
*/
public static function option( $text, $value = null, $selected = false,
$attribs = [] ) {
if ( $value !== null ) {
$attribs['value'] = $value;
}
if ( $selected ) {
$attribs['selected'] = 'selected';
}
return Html::element( 'option', $attribs, $text );
}
/**
* Build a drop-down box from a textual list. This is a wrapper
* for Xml::listDropdownOptions() plus the XmlSelect class.
*
* @param string $name Name and id for the drop-down
* @param string $list Correctly formatted text (newline delimited) to be
* used to generate the options.
* @param string $other Text for the "Other reasons" option
* @param string $selected Option which should be pre-selected
* @param string $class CSS classes for the drop-down
* @param int|null $tabindex Value of the tabindex attribute
* @return string
*/
public static function listDropdown( $name = '', $list = '', $other = '',
$selected = '', $class = '', $tabindex = null
) {
$options = self::listDropdownOptions( $list, [ 'other' => $other ] );
$xmlSelect = new XmlSelect( $name, $name, $selected );
$xmlSelect->addOptions( $options );
if ( $class ) {
$xmlSelect->setAttribute( 'class', $class );
}
if ( $tabindex ) {
$xmlSelect->setAttribute( 'tabindex', $tabindex );
}
return $xmlSelect->getHTML();
}
/**
* Build options for a drop-down box from a textual list.
*
* The result of this function can be passed to XmlSelect::addOptions()
* (to render a plain `<select>` dropdown box) or to Xml::listDropdownOptionsOoui()
* and then OOUI\DropdownInputWidget() (to render a pretty one).
*
* @param string $list Correctly formatted text (newline delimited) to be
* used to generate the options.
* @param array $params Extra parameters:
* - string $params['other'] If set, add an option with this as text and a value of 'other'
* @return array Array keys are textual labels, values are internal values
*/
public static function listDropdownOptions( $list, $params = [] ) {
$options = [];
if ( isset( $params['other'] ) ) {
$options[ $params['other'] ] = 'other';
}
$optgroup = false;
foreach ( explode( "\n", $list ) as $option ) {
$value = trim( $option );
if ( $value == '' ) {
continue;
}
if ( substr( $value, 0, 1 ) == '*' && substr( $value, 1, 1 ) != '*' ) {
# A new group is starting...
$value = trim( substr( $value, 1 ) );
if ( $value !== '' &&
// Do not use the value for 'other' as option group - T251351
( !isset( $params['other'] ) || $value !== $params['other'] )
) {
$optgroup = $value;
} else {
$optgroup = false;
}
} elseif ( substr( $value, 0, 2 ) == '**' ) {
# groupmember
$opt = trim( substr( $value, 2 ) );
if ( $optgroup === false ) {
$options[$opt] = $opt;
} else {
$options[$optgroup][$opt] = $opt;
}
} else {
# groupless reason list
$optgroup = false;
$options[$option] = $option;
}
}
return $options;
}
/**
* Convert options for a drop-down box into a format accepted by OOUI\DropdownInputWidget etc.
*
* TODO Find a better home for this function.
*
* @param array $options Options, as returned e.g. by Xml::listDropdownOptions()
* @return array
*/
public static function listDropdownOptionsOoui( $options ) {
$optionsOoui = [];
foreach ( $options as $text => $value ) {
if ( is_array( $value ) ) {
$optionsOoui[] = [ 'optgroup' => (string)$text ];
foreach ( $value as $text2 => $value2 ) {
$optionsOoui[] = [ 'data' => (string)$value2, 'label' => (string)$text2 ];
}
} else {
$optionsOoui[] = [ 'data' => (string)$value, 'label' => (string)$text ];
}
}
return $optionsOoui;
}
/**
* Shortcut for creating fieldsets.
*
* @param string|false $legend Legend of the fieldset. If evaluates to false,
* legend is not added.
* @param string|false $content Pre-escaped content for the fieldset. If false,
* only open fieldset is returned.
* @param array $attribs Any attributes to fieldset-element.
*
* @return string
* @deprecated since 1.42, use {@see Html::element} instead
*/
public static function fieldset( $legend = false, $content = false, $attribs = [] ) {
$s = self::openElement( 'fieldset', $attribs ) . "\n";
if ( $legend ) {
$s .= self::element( 'legend', null, $legend ) . "\n";
}
if ( $content !== false ) {
$s .= $content . "\n";
$s .= self::closeElement( 'fieldset' ) . "\n";
}
return $s;
}
/**
* Shortcut for creating textareas.
*
* @param string $name The 'name' for the textarea
* @param string $content Content for the textarea
* @param int $cols The number of columns for the textarea
* @param int $rows The number of rows for the textarea
* @param array $attribs Any other attributes for the textarea
*
* @return string
* @deprecated since 1.42, use {@see Html::textarea} instead
*/
public static function textarea( $name, $content, $cols = 40, $rows = 5, $attribs = [] ) {
return self::element( 'textarea',
[
'name' => $name,
'id' => $name,
'cols' => $cols,
'rows' => $rows
] + $attribs,
$content, false );
}
/**
* Encode a variable of arbitrary type to JavaScript.
* If the value is an HtmlJsCode object, pass through the object's value verbatim.
*
* @note Only use this function for generating JavaScript code. If generating output
* for a proper JSON parser, just call FormatJson::encode() directly.
*
* @param mixed $value The value being encoded. Can be any type except a resource.
* @param-taint $value escapes_html
* @param bool $pretty If true, add non-significant whitespace to improve readability.
* @return string|false String if successful; false upon failure
* @return-taint none
* @deprecated since 1.41, use {@see Html::encodeJsVar} instead
*/
public static function encodeJsVar( $value, $pretty = false ) {
return Html::encodeJsVar( $value, $pretty );
}
/**
* Create a call to a JavaScript function. The supplied arguments will be
* encoded using Xml::encodeJsVar().
*
* @since 1.17
* @param string $name The name of the function to call, or a JavaScript expression
* which evaluates to a function object which is called.
* @param-taint $name tainted
* @param array $args The arguments to pass to the function.
* @param-taint $args escapes_html
* @param bool $pretty If true, add non-significant whitespace to improve readability.
* @return string|false String if successful; false upon failure
* @return-taint none
* @deprecated since 1.41, use {@see Html::encodeJsCall} instead
*/
public static function encodeJsCall( $name, $args, $pretty = false ) {
return Html::encodeJsCall( $name, $args, $pretty );
}
/**
* Check if a string is well-formed XML.
* Must include the surrounding tag.
* This function is a DoS vector if an attacker can define
* entities in $text.
*
* @param string $text String to test.
* @return bool
*
* @todo Error position reporting return
*/
private static function isWellFormed( $text ) {
$parser = xml_parser_create( "UTF-8" );
# case folding violates XML standard, turn it off
xml_parser_set_option( $parser, XML_OPTION_CASE_FOLDING, 0 );
if ( !xml_parse( $parser, $text, true ) ) {
// $err = xml_error_string( xml_get_error_code( $parser ) );
// $position = xml_get_current_byte_index( $parser );
// $fragment = $this->extractFragment( $html, $position );
// $this->mXmlError = "$err at byte $position:\n$fragment";
xml_parser_free( $parser );
return false;
}
xml_parser_free( $parser );
return true;
}
/**
* Check if a string is a well-formed XML fragment.
* Wraps fragment in an \<html\> bit and doctype, so it can be a fragment
* and can use HTML named entities.
*
* @param string $text
* @return bool
*/
public static function isWellFormedXmlFragment( $text ) {
$html =
Sanitizer::hackDocType() .
'<html>' .
$text .
'</html>';
return self::isWellFormed( $html );
}
/**
* Replace " > and < with their respective HTML entities ( ",
* >, <)
*
* @param string $in Text that might contain HTML tags.
* @return string Escaped string
*/
public static function escapeTagsOnly( $in ) {
return str_replace(
[ '"', '>', '<' ],
[ '"', '>', '<' ],
$in );
}
/**
* Generate a form (without the opening form element).
* Output optionally includes a submit button.
* @param array $fields Associative array, key is the name of a message that
* contains a description for the field, value is an HTML string
* containing the appropriate input.
* @param string|null $submitLabel The name of a message containing a label for
* the submit button.
* @param array $submitAttribs The attributes to add to the submit button
* @return string HTML form.
* @deprecated since 1.42, use OOUI or Codex widgets instead
*/
public static function buildForm( $fields, $submitLabel = null, $submitAttribs = [] ) {
$form = '';
$form .= "<table><tbody>";
foreach ( $fields as $labelmsg => $input ) {
$id = "mw-$labelmsg";
$form .= self::openElement( 'tr', [ 'id' => $id ] );
// TODO use a <label> here for accessibility purposes - will need
// to either not use a table to build the form, or find the ID of
// the input somehow.
$form .= self::tags( 'td', [ 'class' => 'mw-label' ], wfMessage( $labelmsg )->parse() );
$form .= self::openElement( 'td', [ 'class' => 'mw-input' ] )
. $input . self::closeElement( 'td' );
$form .= self::closeElement( 'tr' );
}
if ( $submitLabel ) {
$form .= self::openElement( 'tr' );
$form .= self::tags( 'td', [], '' );
$form .= self::openElement( 'td', [ 'class' => 'mw-submit' ] )
. self::submitButton( wfMessage( $submitLabel )->text(), $submitAttribs )
. self::closeElement( 'td' );
$form .= self::closeElement( 'tr' );
}
$form .= "</tbody></table>";
return $form;
}
/**
* @param string[][] $rows
* @param array|null $attribs An array of attributes to apply to the table tag
* @param array|null $headers An array of strings to use as table headers
* @return string
*/
public static function buildTable( $rows, $attribs = [], $headers = null ) {
$s = self::openElement( 'table', $attribs );
if ( is_array( $headers ) ) {
$s .= self::openElement( 'thead', $attribs );
foreach ( $headers as $id => $header ) {
$attribs = [];
if ( is_string( $id ) ) {
$attribs['id'] = $id;
}
$s .= self::element( 'th', $attribs, $header );
}
$s .= self::closeElement( 'thead' );
}
foreach ( $rows as $id => $row ) {
$attribs = [];
if ( is_string( $id ) ) {
$attribs['id'] = $id;
}
$s .= self::buildTableRow( $attribs, $row );
}
$s .= self::closeElement( 'table' );
return $s;
}
/**
* Build a row for a table
* @param array|null $attribs An array of attributes to apply to the tr tag
* @param string[] $cells An array of strings to put in <td>
* @return string
*/
public static function buildTableRow( $attribs, $cells ) {
$s = self::openElement( 'tr', $attribs );
foreach ( $cells as $id => $cell ) {
$attribs = [];
if ( is_string( $id ) ) {
$attribs['id'] = $id;
}
$s .= self::element( 'td', $attribs, $cell );
}
$s .= self::closeElement( 'tr' );
return $s;
}
}