Updated docs + README for 7.0.0

BREAKING_CHANGES.md

@@ -1,3 +1,16 @@
+# 7.0
+
+- Requirement of PHP 7.1 instead of 7.0 that is not supported since 1 Jan 2019.
+  See [PHP supported version](https://www.php.net/supported-versions.php) for
+  more information.
+
+- Elasticsearch 7.0 deprecated APIs that accept types, introduced new typeless
+  APIs, and removed support for the _default_ mapping. Read [this](https://www.elastic.co/blog/moving-from-types-to-typeless-apis-in-elasticsearch-7-0)
+  blog post for more information.
+
+- Added type hints and return type declarations where possible
+  [#897](https://github.com/elastic/elasticsearch-php/pull/897)
+
 # 6.7
 
 - `{type}` part in `indices.put_mapping` API is not required anymore, see new specification [here](https://github.com/elastic/elasticsearch/blob/v6.7.0/rest-api-spec/src/main/resources/rest-api-spec/api/indices.put_mapping.json)

CHANGELOG.md

@@ -1,3 +1,22 @@
+## Release 7.0.0
+
+- Requirement of PHP 7.1 instead of 7.0 that is not supported since 1 Jan 2019.
+  [#897](https://github.com/elastic/elasticsearch-php/pull/897)
+- Code refactoring using type hints and return type declarations where possible
+  [#897](https://github.com/elastic/elasticsearch-php/pull/897)
+- Update vendor libraries (PHPUnit 7.5, Symfony YAML 4.3, etc)
+  [#897](https://github.com/elastic/elasticsearch-php/pull/897)
+- Updated all the API endpoints using the [latest 7.0.0 specs](https://github.com/elastic/elasticsearch/tree/v7.0.0/rest-api-spec/src/main/resources/rest-api-spec/api) of Elasticsearch [#897](https://github.com/elastic/elasticsearch-php/pull/897)
+- Added the `User-Agent` in each HTTP request [#898](https://github.com/elastic/elasticsearch-php/pull/898)
+- Simplified the logging methods `logRequestFail($request, $response, $exception)`
+  and `logRequestSuccess($request, $response)` in `Elasticsearch\Connections\Connection`
+  [#876](https://github.com/elastic/elasticsearch-php/pull/876)
+- Fix `json_encode` for unicode(emoji) characters [856](https://github.com/elastic/elasticsearch-php/pull/856)
+- Fix HTTP port specification using CURLOPT_PORT, not anymore in the host [782](https://github.com/elastic/elasticsearch-php/pull/782)
+
+### Testing
+
+
 ## Release 6.7.1
 
 - Added `track_total_hits` in `search` endpoint [0c9ff47](https://github.com/elastic/elasticsearch-php/commit/9f4f0dfa331c4f50d2c88c0068afd3062e6ea353)

README.md

@@ -29,13 +29,15 @@ Version Matrix
 
 | Elasticsearch Version | Elasticsearch-PHP Branch |
 | --------------------- | ------------------------ |
+| >= 7.0, < 8.0         | 7.0                      |
 | >= 6.6, < 7.0         | 6.7.x                    |
 | >= 6.0, < 6.6         | 6.5.x                    |
 | >= 5.0, < 6.0         | 5.0                      |
 | >= 2.0, < 5.0         | 1.0 or 2.0               |
 | >= 1.0, < 2.0         | 1.0 or 2.0               |
 | <= 0.90.x             | 0.4                      |
 
+ - If you are using Elasticsearch 7.x, use Elasticsearch-PHP 7.0 branch.
  - If you are using Elasticsearch 6.6 to 6.7, use Elasticsearch-PHP 6.7.x branch.
  - If you are using Elasticsearch 6.0 to 6.5, use Elasticsearch-PHP 6.5.x branch.
  - If you are using Elasticsearch 5.x, use Elasticsearch-PHP 5.0 branch.
@@ -51,12 +53,12 @@ Installation via Composer
 -------------------------
 The recommended method to install _Elasticsearch-PHP_ is through [Composer](http://getcomposer.org).
 
-1. Add `elasticsearch/elasticsearch` as a dependency in your project's `composer.json` file (change version to suit your version of Elasticsearch, for instance for ES 6.7):
+1. Add `elasticsearch/elasticsearch` as a dependency in your project's `composer.json` file (change version to suit your version of Elasticsearch, for instance for ES 7.0):
 
     ```json
         {
             "require": {
-                "elasticsearch/elasticsearch": "^6.7"
+                "elasticsearch/elasticsearch": "^7.0"
             }
         }
     ```
@@ -90,11 +92,12 @@ You can find out more on how to install Composer, configure autoloading, and oth
 
 PHP Version Requirement
 ----
-Version 6.0 of this library requires at least PHP version 7.0.0 to function.  In addition, it requires the native JSON
+Version 7.0 of this library requires at least PHP version 7.1 to function.  In addition, it requires the native JSON
 extension to be version 1.3.7 or higher.
 
 | Elasticsearch-PHP Branch | PHP Version |
 | ----------- | ------------------------ |
+| 7.0         | >= 7.1.0                 |
 | 6.0         | >= 7.0.0                 |
 | 5.0         | >= 5.6.6                 |
 | 2.0         | >= 5.4.0                 |

docs/breaking-changes.asciidoc

@@ -1,17 +1,19 @@
 [[breaking_changes]]
-== Breaking changes from 5.x
+== Breaking changes from 6.x
 
-### Removal of ClientBuilder::defaultLogger()
+### Moving from types to typeless APIs in Elasticsearch 7.0
 
-In 5.x there is the ability to create a default Logger object, which has been removed. It is now required to explicitly make a Logger object.
+Elasticsearch 7.0 deprecated APIs that accept types, introduced new typeless
+APIs, and removed support for the _default_ mapping. Read [this](https://www.elastic.co/blog/moving-from-types-to-typeless-apis-in-elasticsearch-7-0)
+blog post for more information.
 
-5.x
-```
-$logger = ClientBuilder::defaultLogger('path_to_log_file');
-```
+### Type hint and return type
 
-6.5
-```
-$logger = new Logger('name');
-$logger->pushHandler(new StreamHandler('path_to_log_file', Logger::WARNING);
-```
+Added type hints and return type declarations in all the code base, where possible.
+See PR [#897](https://github.com/elastic/elasticsearch-php/pull/897).
+
+### PHP 7.1+ Requirement
+
+We require using PHP 7.1+ for elasticsearch-php. PHP 7.0 is not supported since
+1st Jan 2019. See [PHP supported version](https://www.php.net/supported-versions.php) for
+more information.

docs/installation.asciidoc

@@ -27,11 +27,12 @@ The master branch will always track Elasticsearch master, but it is not recommen
 [width="40%",options="header",frame="topbot"]
 |============================
 |Elasticsearch Version | Elasticsearch-PHP Branch
-| >= 6.6, <= 6.7        | `6.7`
-| >= 6.0, <= 6.5        | `6.5`
-| >= 5.0, <= 6.0        | `5.0`
-| >= 1.0, <= 5.0        | `1.0`, `2.0`
-| <= 0.90.*             | `0.4`
+| >= 7.0, < 8.0        | `7.0`
+| >= 6.6, <= 6.7       | `6.7.x`
+| >= 6.0, <= 6.5       | `6.5.c`
+| >= 5.0, < 6.0        | `5.0`
+| >= 1.0, < 5.0        | `1.0`, `2.0`
+| <= 0.90.*            | `0.4`
 |============================
 
 === Composer Installation
@@ -42,7 +43,7 @@ The master branch will always track Elasticsearch master, but it is not recommen
 --------------------------
 {
     "require": {
-        "elasticsearch/elasticsearch": "~6.7.0"
+        "elasticsearch/elasticsearch": "~7.0"
     }
 }
 --------------------------

docs/php-version-requirement.asciidoc

@@ -1,5 +1,5 @@
 [[php_version_requirement]]
 == PHP Version Requirement
 
-Version 6.0 of Elasticsearch-PHP requires PHP version 7.0.0 or higher. In addition, it requires the native JSON
-extension to be version 1.3.7 or higher.
+Version 7.0 of Elasticsearch-PHP requires PHP version 7.1.0 or higher.
+In addition, it requires the native JSON extension to be version 1.3.7 or higher.

docs/quickstart.asciidoc

@@ -11,7 +11,7 @@ This section will give you a quick overview of the client and how the major func
 ----------------------------
 {
     "require": {
-        "elasticsearch/elasticsearch": "~5.0"
+        "elasticsearch/elasticsearch": "~7.0"
     }
 }
 ----------------------------
@@ -266,4 +266,3 @@ actions are available under the `$client` object (indexing, searching, getting,
 are located under the `$client->indices()` and `$client->cluster()` objects, respectively.
 
 Check out the rest of the Documentation to see how the entire client works.
-