Algolia blog

Client.js

// https://www.algolia.com/doc/php#example-2

var client = algoliasearch("{{ app_id }}", "{{ token }}");
var index = client.initIndex("{{ index }}");

// repeat the security filters here
client.setExtraHeader('X-Algolia-QueryParameters', 'tagFilters=({{ parameters }})&validUntil={{ validUntil }}');

index.search($('#q').val(), function searchDone(err, content) {
  if (err) {
    console.error(err);
    return;
  }

  console.log(content);
});

Controller.php

<?php

// ...

class Api5Controller extends Controller
{
    /**
     * Get a token
     * 
     * @Route("/algolia/bootstrap", name="api5_search_algolia")
     * @Method("GET")
     */
    public function bootstrapAction()
    {
        if ($this->get('security.token_storage')->getToken()->isAnonymous()) {
            throw new ApiException('must_be_logged', 401);
        }

        $user = $this->getUser();
        $tokenService = $this->get('algolia.token');
        $filters = $tokenService->getFilters($user);

        return new ApiResponse([
            'app_id' => $this->container->getParameter('algolia.app_id'),
            'index' => $this->container->getParameter('wisembly.search.index.name'),
            'token' => $tokenService->getToken($filters),
            'validUntil' => isset($filters['validUntil']) ? $filters['validUntil'] : null,
            'parameters' => $tokenService->getTagFilter($filters)
        ], 200);
    }
}

meeting_schema.json

 {
  "meeting": {
    "id" : "rdc4368",
    "name" : "A meeting name",
    "description" : "This is a great meeting description",
    "recurring" : false,
    "expected_start" : "2015-12-21T18:00:00+00:00",
    "expected_end" : "2015-12-21T20:00:00+00:00",
    "real_start" : null,
    "real_end" : null,
    "expected_duration" : "02:00",
    "real_duration" : "00:00",
    "counts" : {
      "participants" : 3,
      "actions" : 0,
      "decisions" : 0,
      "issues" : 0
    },
    "owner" : "w44261a",
    "participants" : ["w44261a", "f8acaef", "ce48a27"],
    "items" : []
  },
  "custom_ranking": {
    "expected_start" : 1450720800,
    "prepared" : 0
  },
  "_tags": ["user_w44261a", "user_f8acaef", "user_ce48a27"]
}

TokenService.php

<?php

// ...

class Token
{
    /**
     * generates an api user token for algolia search
     * the search is limited for specific user's tags
     * as defined into getTagFilter
     *
     * @link https://www.algolia.com/doc/php#example-1
     */
    public function getToken(array $filters)
    {
        return $this->client->generateSecuredApiKey(
            $this->searchApiKey,
            $this->getTagFilter($filters)
        );
    }
    
    /**
     * gives a tagFilter available and mandatory for user
     * as a querystring form
     *
     * @link https://www.algolia.com/doc/php#example-2
     */
    public function getTagFilter(array $filters)
    {
        return implode('&', array_map(function ($key, $value) {
            return sprintf('%s=%s', $key, $value);
        }, array_keys($filters), array_values($filters)));
    }
}