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<?php namespace JobApis\Jobs\Client; |
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use JobApis\Jobs\Client\Providers\AbstractProvider; |
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use JobApis\Jobs\Client\Queries\AbstractQuery; |
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class JobsMulti |
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{ |
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/** |
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* Job board API query objects |
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* |
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* @var AbstractQuery |
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*/ |
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protected $queries = []; |
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/** |
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* Creates query objects for each provider and creates this unified client. |
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* |
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* @param array $providers |
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*/ |
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public function __construct($providers = []) |
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{ |
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foreach ($providers as $provider => $options) { |
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$query = $provider.'Query'; |
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$className = 'JobApis\\Jobs\\Client\\Queries\\'.$query; |
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$this->addQuery($provider, $className, $options); |
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} |
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} |
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/** |
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* Overrides get<Provider>Jobs() methods |
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* |
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* @param $method |
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* @param $args |
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* |
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* @return mixed |
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*/ |
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public function __call($method, $args) |
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{ |
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if ($this->isGetJobsByProviderMethod($method)) { |
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return $this->getJobsByProvider($this->getProviderFromMethod($method)); |
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} |
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throw new \BadMethodCallException(sprintf( |
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'%s does not contain a method by the name of "%s"', |
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__CLASS__, |
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$method |
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)); |
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} |
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/** |
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* Instantiates a Query object and adds it to the queries array. |
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* |
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* @param $key string Query name |
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* @param $className string Query class name |
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* @param $options array Parameters to add to constructor |
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* |
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* @return $this |
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*/ |
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public function addQuery($key, $className, $options = []) |
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{ |
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$this->queries[$key] = new $className($options); |
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return $this; |
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} |
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/** |
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* Gets jobs from all providers in a single go and returns an array of Collection objects. |
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* |
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* @return array |
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*/ |
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public function getAllJobs() |
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{ |
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$jobs = []; |
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foreach ($this->queries as $key => $query) { |
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$jobs[$key] = $this->getJobsByProvider($key); |
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} |
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return $jobs; |
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} |
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/** |
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* Gets jobs from a single provider and hydrates a new jobs collection. |
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* |
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* @return \JobApis\Jobs\Client\Collection |
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*/ |
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public function getJobsByProvider($provider) |
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{ |
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try { |
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$providerName = 'JobApis\\Jobs\\Client\\Providers\\' . $provider . 'Provider'; |
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$client = self::createProvider($providerName, $this->queries[$provider]); |
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return $client->getJobs(); |
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} catch (\Exception $e) { |
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return (new Collection())->addError($e->getMessage()); |
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} |
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} |
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/** |
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* Sets a keyword on the query for each provider. |
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* |
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* @param $keyword string |
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* |
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* @return $this |
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*/ |
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public function setKeyword($keyword) |
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{ |
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foreach ($this->queries as $provider => $query) { |
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switch ($provider) { |
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case 'Careerbuilder': |
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$query->set('Keywords', $keyword); |
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break; |
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case 'Careercast': |
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$query->set('keyword', $keyword); |
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break; |
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case 'Dice': |
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$query->set('text', $keyword); |
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break; |
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case 'Github': |
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$query->set('search', $keyword); |
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break; |
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case 'Govt': |
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$query->set('query', $keyword); |
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break; |
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case 'Indeed': |
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$query->set('q', $keyword); |
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break; |
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case 'Juju': |
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$query->set('k', $keyword); |
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break; |
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case 'Usajobs': |
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$query->set('Keyword', $keyword); |
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break; |
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case 'Ziprecruiter': |
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$query->set('search', $keyword); |
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break; |
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default: |
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throw new \Exception("Provider {$provider} not found"); |
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} |
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} |
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return $this; |
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} |
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/** |
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* Sets a location on the query for each provider. |
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* |
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* @param $location |
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* |
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* @return $this |
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*/ |
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public function setLocation($location) |
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{ |
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if (!$this->isValidLocation($location)) { |
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throw new \OutOfBoundsException("Location parameter must follow the pattern 'City, ST'."); |
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} |
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$locationArr = explode(', ', $location); |
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$city = $locationArr[0]; |
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$state = $locationArr[1]; |
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foreach ($this->queries as $provider => $query) { |
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switch ($provider) { |
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case 'Careerbuilder': |
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$query->set('UseFacets', 'true'); |
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$query->set('FacetCityState', $location); |
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break; |
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case 'Careercast': |
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$query->set('location', $location); |
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break; |
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case 'Dice': |
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$query->set('city', $city); |
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$query->set('state', $state); |
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break; |
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case 'Github': |
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$query->set('location', $location); |
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break; |
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case 'Govt': |
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$queryString = $query->get('query').' in '.$location; |
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$query->set('query', $queryString); |
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break; |
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case 'Indeed': |
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$query->set('l', $location); |
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break; |
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case 'Juju': |
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$query->set('l', $location); |
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break; |
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case 'Usajobs': |
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$query->set('LocationName', $location); |
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break; |
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case 'Ziprecruiter': |
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$query->set('location', $location); |
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break; |
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default: |
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throw new \Exception("Provider {$provider} not found"); |
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} |
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} |
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return $this; |
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} |
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/** |
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* Sets a page number and number of results per page for each provider. |
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* |
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* @param $page integer |
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* @param $perPage integer |
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* |
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* @return $this |
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*/ |
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public function setPage($page = 1, $perPage = 10) |
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{ |
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foreach ($this->queries as $provider => $query) { |
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switch ($provider) { |
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case 'Careerbuilder': |
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$query->set('PageNumber', $page); |
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$query->set('PerPage', $perPage); |
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break; |
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case 'Careercast': |
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$query->set('page', $page); |
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$query->set('rows', $perPage); |
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break; |
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case 'Dice': |
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$query->set('page', $page); |
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$query->set('pgcnt', $perPage); |
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break; |
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case 'Github': |
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$query->set('page', $page-1); |
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// No per_page option |
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break; |
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case 'Govt': |
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$query->set('size', $perPage); |
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$query->set('from', $this->getStartFrom($page, $perPage)); |
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break; |
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case 'Indeed': |
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$query->set('limit', $perPage); |
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$query->set('start', $this->getStartFrom($page, $perPage)); |
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break; |
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case 'Juju': |
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$query->set('page', $page); |
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$query->set('jpp', $perPage); |
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break; |
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case 'Usajobs': |
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$query->set('Page', $page); |
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$query->set('ResultsPerPage', $perPage); |
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break; |
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case 'Ziprecruiter': |
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$query->set('page', $page); |
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$query->set('jobs_per_page', $perPage); |
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break; |
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default: |
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throw new \Exception("Provider {$provider} not found"); |
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} |
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} |
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return $this; |
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} |
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/** |
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* Instantiates a provider using a query object. |
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* |
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* @param null $name |
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* @param AbstractQuery $query |
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* |
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* @return AbstractProvider |
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*/ |
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public static function createProvider($name = null, AbstractQuery $query) |
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{ |
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return new $name($query); |
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} |
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/** |
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* Gets a start from count for APIs that use per_page and start_from pattern. |
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* |
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* @param int $page |
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* @param int $perPage |
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* |
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* @return int |
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*/ |
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private function getStartFrom($page = 1, $perPage = 10) |
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{ |
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return ($page * $perPage) - $perPage; |
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} |
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/** |
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* Tests whether location string follows valid convention (City, ST). |
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* |
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* @param string $location |
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* |
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* @return bool |
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*/ |
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private function isValidLocation($location = null) |
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{ |
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preg_match("/([^,]+),\s*(\w{2})/", $location, $matches); |
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return isset($matches[1]) && isset($matches[2]) ? true : false; |
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} |
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/** |
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* Tests whether the method is a valid get<Provider>Jobs() method. |
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* |
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* @param $method |
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* |
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* @return bool |
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*/ |
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private function isGetJobsByProviderMethod($method) |
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{ |
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return preg_match('/(get)(.*?)(Jobs)/', $method, $matches) && $matches[2] && isset($this->queries[$matches[2]]); |
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} |
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/** |
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* Get the provider name from the method. |
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* |
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* @param $method |
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* |
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* @return string |
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*/ |
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private function getProviderFromMethod($method) |
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{ |
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preg_match('/(get)(.*?)(Jobs)/', $method, $matches); |
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return $matches[2]; |
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} |
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} |
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