Simple Elasticsearch PHP

PHP library to connect to and use Elasticsearch in a simple way.

Installation

Release 7.0.0 Requires PHP 8.3

Release 6.0.0 Requires PHP 8.2

Release 5.0.0 Requires PHP 8.1

Release 4.0.0 Requires PHP 7.4

Release 3.0.0 Requires PHP 7.3

Release 2.0.0 Requires PHP 7.2

Release 1.0.0 Requires PHP 7.1

The recommended way to install is through Composer.

composer require not-empty/simple-elasticsearch-php-lib

Usage

Setting up connection

use SimpleElasticsearch\SimpleElasticsearch;
$host = 'http://localhost:9200/';
$elastic = new SimpleElasticsearch($host);
$elastic->setConnectionOptions([
    'connect_timeout' => 5,
    'timeout' => 5,
]);

Checking if connection is available

...
$isConnected = $elastic->isConnected();
var_dump($isConnected);

Putting an index

...
$indexName = 'test';
$index = $elastic->putIndex(
    $indexName
);
var_dump($index);

Putting a mapping

...
$indexName = 'test';
$mapping = [
    'properties' => [
        'name' => [
            'type' => 'keyword',
        ],
        'email' => [
            'type' => 'keyword',
        ],
        'gender' => [
            'type' => 'byte',
        ]
    ]
];
$newMapping = $elastic->putMapping(
    $indexName,
    $mapping
);
var_dump($newMapping);

Putting a template

...
$documentName = 'document';
$template = [
    'index_patterns' => [
        'document*'
    ],
    'mappings' => [
        '_source' => [
            'enabled' => true,
        ],
        'properties' => [
            'name' => [
                'type' => 'keyword',
            ],
            'created' => [
                'type'=> 'date',
                'format' => 'yyyy-MM-dd HH:mm:ss',
            ],
        ]
    ]
];
$newTemplate = $elastic->putTemplate(
    $documentName,
    $template
);
var_dump($newTemplate);

Getting an index

...
$indexName = 'test';
$getIndex = $elastic->getIndex(
    $indexName
);
var_dump($getIndex);

Getting a mapping

...
$indexName = 'test';
$getMapping = $elastic->getMapping(
    $indexName
);
var_dump($getMapping);

Getting a template

...
$documentName = 'document';
$getTemplate = $elastic->getTemplate(
    $documentName
);
var_dump($getTemplate);

Posting a document with template

...
$documentName = 'document';
$dataTemplate = [
    'name' => 'document1',
    'created' => date('Y-m-d H:i:s'),
];
$postDocumentTemplate = $elastic->postDocument(
    $documentName,
    $dataTemplate
);
var_dump($postDocumentTemplate);

Posting a document passing the id

...
$documentName = 'document';
$indexName = 'test';
$data = [
    'name' => 'user',
    'email' => 'test@test.com',
    'gender' => 0,
];
$id = '01HDRQRB0VPDDB9HWHX3MGY6XG';
$postDocument = $elastic->postDocument(
    $indexName,
    $data,
    $id
);
var_dump($postDocument);

Getting a document by his id

...
$indexName = 'test';
$id = '01HDRQRB0VPDDB9HWHX3MGY6XG';
$getDocument = $elastic->getDocument(
    $indexName,
    $id
);
var_dump($getDocument);

Deleting a document by his id

...
$indexName = 'test';
$id = '01HDRQRB0VPDDB9HWHX3MGY6XG';
$deleteDocument = $elastic->deleteDocument(
    $indexName,
    $id
);
var_dump($deleteDocument);

Searching documents

...
$indexName = 'test';
$dslQuery =  [
    'term' => [
        'email' => [
            'value' => 'test@test.com',
            'boost' => 1,
        ],
    ],
];
$searchDocuments = $elastic->searchDocuments(
    $indexName,
    $dslQuery
);
var_dump($searchDocuments);

Listing documents

...
$indexName = 'test';
$listDocuments = $elastic->listDocuments(
    $indexName
);
var_dump($listDocuments);

Listing documents paginated

...
$indexName = 'test';
$page = 2;
$listDocumentsPaginated = $elastic->listDocuments(
    $indexName,
    $page
);
var_dump($listDocumentsPaginated);

Executing 'SQL' querys

...
$query = "SELECT * FROM test WHERE email LIKE '%test@test.com' ORDER BY email DESC";
$sqlResponse = $elastic->sql(
    $query
);
var_dump($sqlResponse);

Executing 'SQL' querys with cursor to paginate

...
// var $sql has data returned from previous query with the cursor
$sqlCursorResponse = $elastic->sqlCursor(
    $sql['cursor']
);
var_dump($sqlCursorResponse);

Translating 'SQL' query to 'DSL' query

...
$query = "SELECT * FROM test WHERE email LIKE '%test@test.com' ORDER BY email DESC";
$translate = $elastic->translate(
    $query
);
var_dump($translate);

Deleting template

...
$documentName = 'document';
$deleteTemplate = $elastic->deleteTemplate(
    $documentName
);
var_dump($deleteTemplate);

Deleting index

...
$indexName = 'test';
$deleteIndex = $elastic->deleteIndex(
    $indexName
);
var_dump($deleteIndex);

Aggregating documents

...
$indexName = 'test';
$dslAgregate = [
    'genders' => [
        'terms' => [
            'field' => 'gender',
        ]
    ]
];
$dslQueryAggregate =  [
    'wildcard' => [
        'email' => [
            'wildcard' => '*1-test@test.com',
            'boost' => 1,
        ],
    ],
];
$aggregateDocuments = $elastic->aggregateDocuments(
    $indexName,
    $dslAgregate,
    $dslQueryAggregate
);
var_dump($aggregateDocuments);

if you want an environment to run or test it, you can build and install dependences like this

docker build --build-arg PHP_VERSION=8.3-rc-cli -t not-empty/simple-elasticsearch-php-lib:php83 -f contrib/Dockerfile .

Access the container

docker run -v ${PWD}/:/var/www/html -it not-empty/simple-elasticsearch-php-lib:php83 bash

Verify if all dependencies is installed

composer install --no-dev --prefer-dist

and run

php sample/elastic-sample.php

Development

Want to contribute? Great!

The project using a simple code. Make a change in your file and be careful with your updates! Any new code will only be accepted with all validations.

To ensure that the entire project is fine:

First you need to building a correct environment to install all dependences

docker build --build-arg PHP_VERSION=8.3-rc-cli -t not-empty/simple-elasticsearch-php-lib:php83 -f contrib/Dockerfile .

Access the container

docker run -v ${PWD}/:/var/www/html -it not-empty/simple-elasticsearch-php-lib:php83 bash

Install all dependences

composer install --dev --prefer-dist

Run all validations

composer check

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