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<?php
namespace Behat\Mink\Selector;
use Behat\Mink\Selector\Xpath\Escaper;
class NamedSelector implements SelectorInterface {
private $replacements = array(
'%lowercaseType%' => "translate(./@type, 'ABCDEFGHIJKLMNOPQRSTUVWXYZ', 'abcdefghijklmnopqrstuvwxyz')",
'%lowercaseRole%' => "translate(./@role, 'ABCDEFGHIJKLMNOPQRSTUVWXYZ', 'abcdefghijklmnopqrstuvwxyz')",
'%tagTextMatch%' => 'contains(normalize-space(string(.)), %locator%)',
'%labelTextMatch%' => './@id = //label[%tagTextMatch%]/@for',
'%idMatch%' => './@id = %locator%',
'%valueMatch%' => 'contains(./@value, %locator%)',
'%idOrValueMatch%' => '(%idMatch% or %valueMatch%)',
'%idOrNameMatch%' => '(%idMatch% or ./@name = %locator%)',
'%placeholderMatch%' => './@placeholder = %locator%',
'%titleMatch%' => 'contains(./@title, %locator%)',
'%altMatch%' => 'contains(./@alt, %locator%)',
'%relMatch%' => 'contains(./@rel, %locator%)',
'%labelAttributeMatch%' => 'contains(./@label, %locator%)',
'%inputTypeWithoutPlaceholderFilter%' => "%lowercaseType% = 'radio' or %lowercaseType% = 'checkbox' or %lowercaseType% = 'file'",
'%fieldFilterWithPlaceholder%' => 'self::input[not(%inputTypeWithoutPlaceholderFilter%)] | self::textarea',
'%fieldMatchWithPlaceholder%' => '(%idOrNameMatch% or %labelTextMatch% or %placeholderMatch%)',
'%fieldMatchWithoutPlaceholder%' => '(%idOrNameMatch% or %labelTextMatch%)',
'%fieldFilterWithoutPlaceholder%' => 'self::input[%inputTypeWithoutPlaceholderFilter%] | self::select',
'%buttonTypeFilter%' => "%lowercaseType% = 'submit' or %lowercaseType% = 'image' or %lowercaseType% = 'button' or %lowercaseType% = 'reset'",
'%notFieldTypeFilter%' => "not(%buttonTypeFilter% or %lowercaseType% = 'hidden')",
'%buttonMatch%' => '%idOrNameMatch% or %valueMatch% or %titleMatch%',
'%linkMatch%' => '(%idMatch% or %tagTextMatch% or %titleMatch% or %relMatch%)',
'%imgAltMatch%' => './/img[%altMatch%]',
);
private $selectors = array(
'fieldset' => <<<XPATH
.//fieldset
[(%idMatch% or .//legend[%tagTextMatch%])]
XPATH
,
'field' => <<<XPATH
.//*
[%fieldFilterWithPlaceholder%][%notFieldTypeFilter%][%fieldMatchWithPlaceholder%]
|
.//label[%tagTextMatch%]//.//*[%fieldFilterWithPlaceholder%][%notFieldTypeFilter%]
|
.//*
[%fieldFilterWithoutPlaceholder%][%notFieldTypeFilter%][%fieldMatchWithoutPlaceholder%]
|
.//label[%tagTextMatch%]//.//*[%fieldFilterWithoutPlaceholder%][%notFieldTypeFilter%]
XPATH
,
'link' => <<<XPATH
.//a
[./@href][(%linkMatch% or %imgAltMatch%)]
|
.//*
[%lowercaseRole% = 'link'][(%idOrValueMatch% or %titleMatch% or %tagTextMatch%)]
XPATH
,
'button' => <<<XPATH
.//input
[%buttonTypeFilter%][(%buttonMatch%)]
|
.//input
[%lowercaseType% = 'image'][%altMatch%]
|
.//button
[(%buttonMatch% or %tagTextMatch%)]
|
.//*
[%lowercaseRole% = 'button'][(%buttonMatch% or %tagTextMatch%)]
XPATH
,
'link_or_button' => <<<XPATH
.//a
[./@href][(%linkMatch% or %imgAltMatch%)]
|
.//input
[%buttonTypeFilter%][(%idOrValueMatch% or %titleMatch%)]
|
.//input
[%lowercaseType% = 'image'][%altMatch%]
|
.//button
[(%idOrValueMatch% or %titleMatch% or %tagTextMatch%)]
|
.//*
[(%lowercaseRole% = 'button' or %lowercaseRole% = 'link')][(%idOrValueMatch% or %titleMatch% or %tagTextMatch%)]
XPATH
,
'content' => <<<XPATH
./descendant-or-self::*
[%tagTextMatch%]
XPATH
,
'select' => <<<XPATH
.//select
[%fieldMatchWithoutPlaceholder%]
|
.//label[%tagTextMatch%]//.//select
XPATH
,
'checkbox' => <<<XPATH
.//input
[%lowercaseType% = 'checkbox'][%fieldMatchWithoutPlaceholder%]
|
.//label[%tagTextMatch%]//.//input[%lowercaseType% = 'checkbox']
XPATH
,
'radio' => <<<XPATH
.//input
[%lowercaseType% = 'radio'][%fieldMatchWithoutPlaceholder%]
|
.//label[%tagTextMatch%]//.//input[%lowercaseType% = 'radio']
XPATH
,
'file' => <<<XPATH
.//input
[%lowercaseType% = 'file'][%fieldMatchWithoutPlaceholder%]
|
.//label[%tagTextMatch%]//.//input[%lowercaseType% = 'file']
XPATH
,
'optgroup' => <<<XPATH
.//optgroup
[%labelAttributeMatch%]
XPATH
,
'option' => <<<XPATH
.//option
[(./@value = %locator% or %tagTextMatch%)]
XPATH
,
'table' => <<<XPATH
.//table
[(%idMatch% or .//caption[%tagTextMatch%])]
XPATH
,
'id' => <<<XPATH
.//*[%idMatch%]
XPATH
,
'id_or_name' => <<<XPATH
.//*[%idOrNameMatch%]
XPATH
,
);
private $xpathEscaper;
public function __construct() {
$this->xpathEscaper = new Escaper();
foreach ($this->replacements as $from => $to) {
$this->replacements[$from] = strtr($to, $this->replacements);
}
foreach ($this->selectors as $alias => $selector) {
$this->selectors[$alias] = strtr($selector, $this->replacements);
}
}
public function registerNamedXpath($name, $xpath) {
$this->selectors[$name] = $xpath;
}
public function translateToXPath($locator) {
if (2 < count($locator)) {
throw new \InvalidArgumentException('NamedSelector expects array(name, locator) as argument');
}
if (2 == count($locator)) {
$selector = $locator[0];
$locator = $locator[1];
}
else {
$selector = (string) $locator;
$locator = null;
}
if (!isset($this->selectors[$selector])) {
throw new \InvalidArgumentException(sprintf('Unknown named selector provided: "%s". Expected one of (%s)', $selector, implode(', ', array_keys($this->selectors))));
}
$xpath = $this->selectors[$selector];
if (null !== $locator) {
$xpath = strtr($xpath, array(
'%locator%' => $this
->escapeLocator($locator),
));
}
return $xpath;
}
protected function registerReplacement($from, $to) {
$this->replacements[$from] = $to;
}
private function escapeLocator($locator) {
if (preg_match('/^\'[^\']*+\'$/', $locator) || false !== strpos($locator, '\'') && preg_match('/^"[^"]*+"$/', $locator) || 8 < ($length = strlen($locator)) && 'concat(' === substr($locator, 0, 7) && ')' === $locator[$length - 1]) {
@trigger_error('Passing an escaped locator to the named selector is deprecated as of 1.7 and will be removed in 2.0.' . ' Pass the raw value instead.', E_USER_DEPRECATED);
return $locator;
}
return $this->xpathEscaper
->escapeLiteral($locator);
}
}