121 lines
3 KiB
PHP
121 lines
3 KiB
PHP
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<?php
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/*
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* (c) Markus Lanthaler <mail@markus-lanthaler.com>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace ML\JsonLD\Test;
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/**
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* TestManifestIterator reads a test manifest and returns the contained test
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* definitions.
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*
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* @author Markus Lanthaler <mail@markus-lanthaler.com>
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*/
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class TestManifestIterator implements \Iterator
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{
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/** The current position. */
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private $key = 0;
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/** The test directory. */
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private $directory;
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/** The test manifest. */
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private $manifest;
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/** The URL of the test manifest. */
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private $url;
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/** The total number of tests. */
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private $numberTests = 0;
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/**
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* Constructor
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*
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* @param string $file The manifest's filename.
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* @param string $url The manifest's URL.
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*/
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public function __construct($file, $url)
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{
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if (file_exists($file)) {
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$this->manifest = json_decode(file_get_contents($file));
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$this->numberTests = count($this->manifest->{'sequence'});
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$this->url = $url;
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$this->directory = dirname($file) . DIRECTORY_SEPARATOR;
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}
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}
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/**
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* Rewinds the TestManifestIterator to the first element.
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*/
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public function rewind()
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{
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$this->key = 0;
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}
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/**
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* Checks if current position is valid.
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*
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* @return bool True if the current position is valid; otherwise, false.
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*/
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public function valid()
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{
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return ($this->key < $this->numberTests);
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}
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/**
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* Returns the key of the current element.
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*
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* @return string The key of the current element
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*/
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public function key()
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{
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return $this->url . $this->manifest->{'sequence'}[$this->key]->{'@id'};
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}
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/**
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* Returns the current element.
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*
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* @return array Returns an array containing the name of the test and the
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* test definition object.
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*/
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public function current()
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{
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$test = $this->manifest->{'sequence'}[$this->key];
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$options = isset($test->{'option'})
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? clone $test->{'option'} // cloning because we are modifying it
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: new \stdClass();
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if (false === property_exists($options, 'base')) {
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if (property_exists($this->manifest, 'baseIri')) {
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$options->base = $this->manifest->{'baseIri'} . $test->{'input'};
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} else {
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$options->base = $test->{'input'};
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}
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}
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if (isset($options->{'expandContext'}) && (false === strpos($options->{'expandContext'}, ':'))) {
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$options->{'expandContext'} = $this->directory . $options->{'expandContext'};
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}
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$test = array(
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'name' => $test->{'name'},
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'test' => $test,
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'options' => $options
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);
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return $test;
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}
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/**
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* Moves forward to next element.
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*/
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public function next()
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{
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$this->key++;
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}
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}
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