/**
* Returns an array of arrays consisting of the synonyms found for each word in the input phrase
*
* @param string $phrase
* @return array
*/
public function getSynonymsForPhrase($phrase)
{
$synGroups = [];
if (empty($phrase)) {
return $synGroups;
}
// strip off all the white spaces, comma, semicolons, and other such
// "non-word" characters. Then implode it into a single string using white space as delimiter
//$words = preg_split('/\W+/', strtolower($phrase), -1, PREG_SPLIT_NO_EMPTY);
$words = preg_split('/[~`!@#$%^&*()_+={}\\[\\]:"\',\\s\\.<>?\\/\\;\\\\]+/', strtolower($phrase), -1, PREG_SPLIT_NO_EMPTY);
$phrase = implode(' ', $words);
$rows = $this->synReaderModel->loadByPhrase($phrase)->getData();
$synonyms = [];
foreach ($rows as $row) {
$synonyms[] = $row['synonyms'];
}
// Go through every returned record looking for presence of the actual phrase. If there were no matching
// records found in DB then create a new entry for it in the returned array
foreach ($words as $w) {
$position = $this->findInArray($w, $synonyms);
if ($position !== false) {
$synGroups[] = explode(',', $synonyms[$position]);
} else {
// No synonyms were found. Return the original word in this position
$synGroups[] = [$w];
}
}
return $synGroups;
}
/**
* Returns an array of arrays consisting of the synonyms found for each word in the input phrase
*
* For phrase: "Elizabeth is the English queen" correct output is an array of arrays containing synonyms for each
* word in the phrase:
*
* [
* 0 => [ 0 => "elizabeth" ],
* 1 => [ 0 => "is" ],
* 2 => [ 0 => "the" ],
* 3 => [ 0 => "british", 1 => "english" ],
* 4 => [ 0 => "queen", 1 => "monarch" ]
* ]
* @param string $phrase
* @return array
*/
public function getSynonymsForPhrase($phrase)
{
$synGroups = [];
if (empty($phrase)) {
return $synGroups;
}
$rows = $this->synReaderModel->loadByPhrase($phrase)->getData();
$synonyms = [];
foreach ($rows as $row) {
$synonyms[] = $row['synonyms'];
}
// Go through every returned record looking for presence of the actual phrase. If there were no matching
// records found in DB then create a new entry for it in the returned array
$words = explode(' ', $phrase);
foreach ($words as $w) {
$position = $this->findInArray($w, $synonyms);
if ($position !== false) {
$synGroups[] = explode(',', $synonyms[$position]);
} else {
// No synonyms were found. Return the original word in this position
$synGroups[] = [$w];
}
}
return $synGroups;
}
/**
* @param string $phrase
* @param array $expectedResult
* @dataProvider loadByPhraseDataProvider
*/
public function testLoadByPhrase($phrase, $expectedResult)
{
$data = $this->model->loadByPhrase($phrase)->getData();
$i = 0;
foreach ($expectedResult as $r) {
$this->assertEquals($r['synonyms'], $data[$i]['synonyms']);
$this->assertEquals($r['store_id'], $data[$i]['store_id']);
++$i;
}
}