diff core/lib/Drupal/Core/Condition/ConditionPluginCollection.php @ 0:4c8ae668cc8c

Initial import (non-working)

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/core/lib/Drupal/Core/Condition/ConditionPluginCollection.php	Wed Nov 29 16:09:58 2017 +0000
@@ -0,0 +1,77 @@
+<?php
+
+namespace Drupal\Core\Condition;
+
+use Drupal\Component\Plugin\Context\ContextInterface;
+use Drupal\Core\Plugin\DefaultLazyPluginCollection;
+
+/**
+ * Provides a collection of condition plugins.
+ */
+class ConditionPluginCollection extends DefaultLazyPluginCollection {
+
+  /**
+   * An array of collected contexts for conditions.
+   *
+   * @var \Drupal\Component\Plugin\Context\ContextInterface[]
+   */
+  protected $conditionContexts = [];
+
+  /**
+   * {@inheritdoc}
+   *
+   * @return \Drupal\Core\Condition\ConditionInterface
+   */
+  public function &get($instance_id) {
+    return parent::get($instance_id);
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function getConfiguration() {
+    $configuration = parent::getConfiguration();
+    // Remove configuration if it matches the defaults.
+    foreach ($configuration as $instance_id => $instance_config) {
+      $default_config = [];
+      $default_config['id'] = $instance_id;
+      $default_config += $this->get($instance_id)->defaultConfiguration();
+      // In order to determine if a plugin is configured, we must compare it to
+      // its default configuration. The default configuration of a plugin does
+      // not contain context_mapping and it is not used when the plugin is not
+      // configured, so remove the context_mapping from the instance config to
+      // compare the remaining values.
+      unset($instance_config['context_mapping']);
+      if ($default_config === $instance_config) {
+        unset($configuration[$instance_id]);
+      }
+    }
+    return $configuration;
+  }
+
+  /**
+   * Sets the condition context for a given name.
+   *
+   * @param string $name
+   *   The name of the context.
+   * @param \Drupal\Component\Plugin\Context\ContextInterface $context
+   *   The context to add.
+   *
+   * @return $this
+   */
+  public function addContext($name, ContextInterface $context) {
+    $this->conditionContexts[$name] = $context;
+    return $this;
+  }
+
+  /**
+   * Gets the values for all defined contexts.
+   *
+   * @return \Drupal\Component\Plugin\Context\ContextInterface[]
+   *   An array of set contexts, keyed by context name.
+   */
+  public function getConditionContexts() {
+    return $this->conditionContexts;
+  }
+
+}