WP Users list

- migration for filters & segment_filter tables
- models for new tables
- update of Listing JSX to allow for conditional display of item actions

lib/Models/Filter.php

@@ -0,0 +1,50 @@
+<?php
+namespace MailPoet\Models;
+
+if(!defined('ABSPATH')) exit;
+
+class Filter extends Model {
+  static $_table = MP_FILTERS_TABLE;
+
+  function __construct() {
+    parent::__construct();
+
+    $this->addValidations('name', array(
+      'required' => __('You need to specify a name.')
+    ));
+  }
+
+  function delete() {
+    // delete all relations to subscribers
+    SegmentFilter::where('filter_id', $this->id)->deleteMany();
+    return parent::delete();
+  }
+
+  function segments() {
+    return $this->has_many_through(
+      __NAMESPACE__.'\Segment',
+      __NAMESPACE__.'\SegmentFilter',
+      'filter_id',
+      'segment_id'
+    );
+  }
+
+  static function createOrUpdate($data = array()) {
+    $filter = false;
+
+    if(isset($data['id']) && (int)$data['id'] > 0) {
+      $filter = self::findOne((int)$data['id']);
+    }
+
+    if($filter === false) {
+      $filter = self::create();
+      $filter->hydrate($data);
+    } else {
+      unset($data['id']);
+      $filter->set($data);
+    }
+
+    $filter->save();
+    return $filter;
+  }
+}