dedalozzo / eoc-server

    $result = []; // Every time we map a document against all the registered functions we must reset the result.

    foreach ($this->server->getFuncs() as $fn) {

      $map = []; // Every time we map a document against a function we must reset the map.

      // Here we call the closure function stored in the view. The $closure variable contains the function implementation

      // provided by the user. You can have multiple views in a design document and for every single view you can have

      // only one map function.

      // The closure must be declared like:

      //

      //     function($doc) use ($emit) { ... };

      //

      // This technique let you use the syntax '$emit($key, $value);' to emit your record. The function doesn't return

      // any value. You don't need to include any files since the closure's code is executed inside this method.

      eval("\$closure = ".$fn);

      if (is_callable($closure)) {

        call_user_func($closure, $doc);

        $result[] = $map;

      }

      else

        throw new \BadFunctionCallException("The map function is not callable.");

    }

    // Sends mappings to CouchDB.

    $this->server->writeln(json_encode($result));

    $reductions = [];

    // Executes the reductions.

    foreach ($funcs as $fn) {

      $this->monolog->addDebug($fn);

      eval("\$closure = ".$fn);

      if (is_callable($closure))

        $reductions[] = call_user_func($closure, $keys, $values, $rereduce);

      else

        throw new \BadFunctionCallException("The reduce function is not callable.");

    }

    // Sends mappings to CouchDB.

    $this->writeln("[true,".json_encode($reductions)."]");