Add MongoClient and Database objects

src/Client.php

+<?php
+
+namespace MongoDB;
+
+use MongoDB\Driver\Manager;
+use MongoDB\Database;
+use MongoDB\Collection;
+
+class Client
+{
+    private $manager;
+    private $wc;
+    private $rp;
+
+
+    /**
+     * Constructs new Client instance
+     *
+     * This is the suggested main entry point using phongo.
+     * It acts as a bridge to access individual databases and collection tools
+     * which are provided in this namespace.
+     *
+     * @param Manager        $uri            The MongoDB URI to connect to
+     * @param WriteConcern   $options        URI Options
+     * @param ReadPreference $driverOptions  Driver specific options
+     */
+    public function __construct($uri, $options, $driverOptions)
+    {
+        $this->manager = new Manager($uri, $options, $driverOptions);
+    }
+
+    /**
+     * Select a database
+     *
+     * It acts as a bridge to access specific database commands
+     *
+     * @param string         $databaseName     The database to select
+     * @param WriteConcern   $writeConcern     Default Write Concern to apply
+     * @param ReadPreference $readPreferences  Default Read Preferences to apply
+     */
+    public function selectDatabase($databaseName, WriteConcern $writeConcern = null, ReadPreference $readPreferences = null)
+    {
+        return new Database($this->manager, $databaseName, $writeConcern, $readPreferences);
+    }
+
+    /**
+     * Select a specific collection in a database
+     *
+     * It acts as a bridge to access specific collection commands
+     *
+     * @param string         $databaseName     The database where the $collectionName exists
+     * @param string         $collectionName   The collection to select
+     * @param WriteConcern   $writeConcern     Default Write Concern to apply
+     * @param ReadPreference $readPreferences  Default Read Preferences to apply
+     */
+    public function selectCollection($databaseName, $collectionName, WriteConcern $writeConcern = null, ReadPreference $readPreferences = null)
+    {
+        return new Collection($this->manager, "{$databaseName}.{$collectionName}", $writeConcern, $readPreferences);
+    }
+
+}
+

src/Database.php

+<?php
+
+namespace MongoDB;
+
+use MongoDB\Driver\Manager;
+use MongoDB\Collection;
+
+class Database
+{
+    private $manager;
+    private $ns;
+    private $wc;
+    private $rp;
+
+    private $dbname;
+
+    /**
+     * Constructs new Database instance
+     *
+     * It acts as a bridge for database specific operations.
+     *
+     * @param Manager        $manager The phongo Manager instance
+     * @param string         $dbname  Fully Qualified database name
+     * @param WriteConcern   $wc      The WriteConcern to apply to writes
+     * @param ReadPreference $rp      The ReadPreferences to apply to reads
+     */
+    public function __construct(Manager $manager, $databaseName, WriteConcern $wc = null, ReadPreference $rp = null)
+    {
+        $this->manager = $manager;
+        $this->dbname  = $dbname;
+        $this->wc = $wc;
+        $this->rp = $rp;
+    }
+
+    /**
+     * Select a specific collection in this database
+     *
+     * It acts as a bridge to access specific collection commands
+     *
+     * @param string         $collectionName   The collection to select
+     * @param WriteConcern   $writeConcern     Default Write Concern to apply
+     * @param ReadPreference $readPreferences  Default Read Preferences to apply
+     */
+    public function selectCollection($collectionName, WriteConcern $writeConcern = null, ReadPreference $readPreferences = null)
+    {
+        return new Collection($this->manager, "{$this->dbname}.{$collectionName}", $writeConcern, $readPreferences);
+    }
+
+}
+
+