fabarea / vidi

Classes/Tca/GridService.php

Indentation +679 added lines, -679 removed lines

@@ -31,684 +31,684 @@
 class GridService extends AbstractTca
 {
 
-    /**
-     * @var array
-     */
-    protected $tca;
-
-    /**
-     * @var string
-     */
-    protected $tableName;
-
-    /**
-     * All fields available in the Grid.
-     *
-     * @var array
-     */
-    protected $fields;
-
-    /**
-     * All fields regardless whether they have been excluded or not.
-     *
-     * @var array
-     */
-    protected $allFields;
-
-    /**
-     * @var array
-     */
-    protected $instances;
-
-    /**
-     * @var array
-     */
-    protected $facets;
-
-    /**
-     * __construct
-     *
-     * @throws InvalidKeyInArrayException
-     * @param string $tableName
-     * @return \Fab\Vidi\Tca\GridService
-     */
-    public function __construct($tableName)
-    {
-
-        $this->tableName = $tableName;
-
-        if (empty($GLOBALS['TCA'][$this->tableName])) {
-            throw new InvalidKeyInArrayException('No TCA existence for table name: ' . $this->tableName, 1356945108);
-        }
-
-        $this->tca = $GLOBALS['TCA'][$this->tableName]['grid'];
-    }
-
-    /**
-     * Returns an array containing column names.
-     *
-     * @return array
-     */
-    public function getFieldNames()
-    {
-        $fields = $this->getFields();
-        return array_keys($fields);
-    }
-
-    /**
-     * Returns an array containing column names.
-     *
-     * @return array
-     */
-    public function getAllFieldNames()
-    {
-        $allFields = $this->getAllFields();
-        return array_keys($allFields);
-    }
-
-    /**
-     * Get the label key.
-     *
-     * @param string $fieldNameAndPath
-     * @return string
-     * @throws \Fab\Vidi\Exception\InvalidKeyInArrayException
-     */
-    public function getLabelKey($fieldNameAndPath)
-    {
-
-        $field = $this->getField($fieldNameAndPath);
-
-        // First option is to get the label from the Grid TCA.
-        $rawLabel = '';
-        if (isset($field['label'])) {
-            $rawLabel = $field['label'];
-        }
-
-        // Second option is to fetch the label from the Column Renderer object.
-        if (!$rawLabel && $this->hasRenderers($fieldNameAndPath)) {
-            $renderers = $this->getRenderers($fieldNameAndPath);
-            /** @var $renderer ColumnRendererInterface */
-            foreach ($renderers as $renderer) {
-                if (isset($renderer['label'])) {
-                    $rawLabel = $renderer['label'];
-                    break;
-                }
-            }
-        }
-        return $rawLabel;
-    }
-
-    /**
-     * Get the translation of a label given a column name.
-     *
-     * @param string $fieldNameAndPath
-     * @return string
-     */
-    public function getLabel($fieldNameAndPath)
-    {
-        $label = '';
-        if ($this->hasLabel($fieldNameAndPath)) {
-            $labelKey = $this->getLabelKey($fieldNameAndPath);
-            $label = LocalizationUtility::translate($labelKey, '');
-            if (is_null($label)) {
-                $label = $labelKey;
-            }
-        } else {
-
-            // Important to notice the label can contains a path, e.g. metadata.categories and must be resolved.
-            $dataType = $this->getFieldPathResolver()->getDataType($fieldNameAndPath, $this->tableName);
-            $fieldName = $this->getFieldPathResolver()->stripFieldPath($fieldNameAndPath, $this->tableName);
-            $table = Tca::table($dataType);
-
-            if ($table->hasField($fieldName) && $table->field($fieldName)->hasLabel()) {
-                $label = $table->field($fieldName)->getLabel();
-            }
-        }
-
-        return $label;
-    }
-
-    /**
-     * Returns the field name given its position.
-     *
-     * @param string $position the position of the field in the grid
-     * @throws InvalidKeyInArrayException
-     * @return int
-     */
-    public function getFieldNameByPosition($position)
-    {
-        $fields = array_keys($this->getFields());
-        if (empty($fields[$position])) {
-            throw new InvalidKeyInArrayException('No field exist for position: ' . $position, 1356945119);
-        }
-
-        return $fields[$position];
-    }
-
-    /**
-     * Returns a field name.
-     *
-     * @param string $fieldName
-     * @return array
-     * @throws InvalidKeyInArrayException
-     */
-    public function getField($fieldName)
-    {
-        $fields = $this->getFields();
-        return $fields[$fieldName];
-    }
-
-    /**
-     * Returns an array containing column names for the Grid.
-     *
-     * @return array
-     * @throws \Exception
-     */
-    public function getFields()
-    {
-        // Cache this operation since it can take some time.
-        if (is_null($this->fields)) {
-
-            // Fetch all available fields first.
-            $fields = $this->getAllFields();
-
-            if ($this->isBackendMode()) {
-
-                // Then remove the not allowed.
-                $fields = $this->filterByIncludedFields($fields);
-                $fields = $this->filterByBackendUser($fields);
-                $fields = $this->filterByExcludedFields($fields);
-            }
-
-            $this->fields = $fields;
-        }
-
-        return $this->fields;
-    }
-
-    /**
-     * Remove fields according to Grid configuration.
-     *
-     * @param $fields
-     * @return array
-     */
-    protected function filterByIncludedFields($fields)
-    {
-
-        $filteredFields = $fields;
-        $includedFields = $this->getIncludedFields();
-        if (count($includedFields) > 0) {
-            $filteredFields = [];
-            foreach ($fields as $fieldNameAndPath => $configuration) {
-                if (in_array($fieldNameAndPath, $includedFields, true) || !Tca::table($this->tableName)->hasField($fieldNameAndPath)) {
-                    $filteredFields[$fieldNameAndPath] = $configuration;
-                }
-            }
-        }
-        return $filteredFields;
-    }
-
-    /**
-     * Remove fields according to BE User permission.
-     *
-     * @param $fields
-     * @return array
-     * @throws \Exception
-     */
-    protected function filterByBackendUser($fields)
-    {
-        if (!$this->getBackendUser()->isAdmin()) {
-            foreach ($fields as $fieldName => $field) {
-                if (Tca::table($this->tableName)->hasField($fieldName) && !Tca::table($this->tableName)->field($fieldName)->hasAccess()) {
-                    unset($fields[$fieldName]);
-                }
-            }
-        }
-        return $fields;
-    }
-
-    /**
-     * Remove fields according to Grid configuration.
-     *
-     * @param $fields
-     * @return array
-     */
-    protected function filterByExcludedFields($fields)
-    {
-
-        // Unset excluded fields.
-        foreach ($this->getExcludedFields() as $excludedField) {
-            if (isset($fields[$excludedField])) {
-                unset($fields[$excludedField]);
-            }
-        }
-
-        return $fields;
-    }
-
-    /**
-     * Returns an array containing column names for the Grid.
-     *
-     * @return array
-     */
-    public function getAllFields()
-    {
-
-        // Cache this operation since it can take some time.
-        if (is_null($this->allFields)) {
-
-            $fields = is_array($this->tca['columns']) ? $this->tca['columns'] : array();
-            $gridFieldNames = array_keys($fields);
-
-            // Fetch all fields of the TCA and merge it back to the fields configured for Grid.
-            $tableFieldNames = Tca::table($this->tableName)->getFields();
-
-            // Just remove system fields from the Grid.
-            foreach ($tableFieldNames as $key => $fieldName) {
-                if (in_array($fieldName, Tca::getSystemFields())) {
-                    unset($tableFieldNames[$key]);
-                }
-            }
-
-            $additionalFields = array_diff($tableFieldNames, $gridFieldNames);
-
-            if (!empty($additionalFields)) {
-
-                // Pop out last element of the key
-                // Idea is to place new un-configured columns in between. By default, they will be hidden.
-                end($fields);
-                $lastColumnKey = key($fields);
-                $lastColumn = array_pop($fields);
-
-                // Feed up the grid fields with un configured elements
-                foreach ($additionalFields as $additionalField) {
-                    $fields[$additionalField] = array(
-                        'visible' => FALSE
-                    );
-
-                    // Try to guess the format of the field.
-                    $fieldType = Tca::table($this->tableName)->field($additionalField)->getType();
-                    if ($fieldType === FieldType::DATE) {
-                        $fields[$additionalField]['format'] = 'Fab\Vidi\Formatter\Date';
-                    } elseif ($fieldType === FieldType::DATETIME) {
-                        $fields[$additionalField]['format'] = 'Fab\Vidi\Formatter\Datetime';
-                    }
-                }
-                $fields[$lastColumnKey] = $lastColumn;
-            }
-
-            $this->allFields = $fields;
-        }
-
-        return $this->allFields;
-    }
-
-    /**
-     * Tell whether the field exists in the grid or not.
-     *
-     * @param string $fieldName
-     * @return bool
-     */
-    public function hasField($fieldName)
-    {
-        $fields = $this->getFields();
-        return isset($fields[$fieldName]);
-    }
-
-    /**
-     * Tell whether the facet exists in the grid or not.
-     *
-     * @param string $facetName
-     * @return bool
-     */
-    public function hasFacet($facetName)
-    {
-        $facets = $this->getFacets();
-        return isset($facets[$facetName]);
-    }
-
-    /**
-     * Returns an array containing facets fields.
-     *
-     * @return FacetInterface[]
-     */
-    public function getFacets()
-    {
-        if (is_null($this->facets)) {
-            $this->facets = array();
-
-            if (is_array($this->tca['facets'])) {
-                foreach ($this->tca['facets'] as $facetNameOrObject) {
-                    if ($facetNameOrObject instanceof FacetInterface) {
-                        $this->facets[$facetNameOrObject->getName()] = $facetNameOrObject;
-                    } else {
-                        $this->facets[$facetNameOrObject] = $this->instantiateStandardFacet($facetNameOrObject);
-                    }
-                }
-            }
-        }
-        return $this->facets;
-    }
-
-    /**
-     * Returns the "sortable" value of the column.
-     *
-     * @param string $fieldName
-     * @return int|string
-     */
-    public function isSortable($fieldName)
-    {
-        $defaultValue = true;
-        $hasSortableField = Tca::table($this->tableName)->hasSortableField();
-        if ($hasSortableField) {
-            $isSortable = false;
-        } else {
-            $isSortable = $this->get($fieldName, 'sortable', $defaultValue);
-        }
-        return $isSortable;
-    }
-
-    /**
-     * Returns the "canBeHidden" value of the column.
-     *
-     * @param string $fieldName
-     * @return bool
-     */
-    public function canBeHidden($fieldName)
-    {
-        $defaultValue = TRUE;
-        return $this->get($fieldName, 'canBeHidden', $defaultValue);
-    }
-
-    /**
-     * Returns the "width" value of the column.
-     *
-     * @param string $fieldName
-     * @return int|string
-     */
-    public function getWidth($fieldName)
-    {
-        $defaultValue = 'auto';
-        return $this->get($fieldName, 'width', $defaultValue);
-    }
-
-    /**
-     * Returns the "visible" value of the column.
-     *
-     * @param string $fieldName
-     * @return bool
-     */
-    public function isVisible($fieldName)
-    {
-        $defaultValue = TRUE;
-        return $this->get($fieldName, 'visible', $defaultValue);
-    }
-
-    /**
-     * Returns the "editable" value of the column.
-     *
-     * @param string $columnName
-     * @return bool
-     */
-    public function isEditable($columnName)
-    {
-        $defaultValue = FALSE;
-        return $this->get($columnName, 'editable', $defaultValue);
-    }
-
-    /**
-     * Returns the "localized" value of the column.
-     *
-     * @param string $columnName
-     * @return bool
-     */
-    public function isLocalized($columnName)
-    {
-        $defaultValue = TRUE;
-        return $this->get($columnName, 'localized', $defaultValue);
-    }
-
-    /**
-     *
-     * Returns the "html" value of the column.
-     *
-     * @param string $fieldName
-     * @return string
-     */
-    public function getHeader($fieldName)
-    {
-        $defaultValue = '';
-        return $this->get($fieldName, 'html', $defaultValue);
-    }
-
-    /**
-     * Fetch a possible from a Grid Renderer. If no value is found, returns NULL
-     *
-     * @param string $fieldName
-     * @param string $key
-     * @param mixed $defaultValue
-     * @return NULL|mixed
-     */
-    public function get($fieldName, $key, $defaultValue = NULL)
-    {
-        $value = $defaultValue;
-
-        $field = $this->getField($fieldName);
-        if (isset($field[$key])) {
-            $value = $field[$key];
-        } elseif ($this->hasRenderers($fieldName)) {
-            $renderers = $this->getRenderers($fieldName);
-            foreach ($renderers as $rendererConfiguration) {
-                if (isset($rendererConfiguration[$key])) {
-                    $value = $rendererConfiguration[$key];
-                }
-            }
-        }
-        return $value;
-    }
-
-    /**
-     * Returns whether the column has a renderer.
-     *
-     * @param string $fieldName
-     * @return bool
-     */
-    public function hasRenderers($fieldName)
-    {
-        $field = $this->getField($fieldName);
-        return empty($field['renderer']) && empty($field['renderers']) ? FALSE : TRUE;
-    }
-
-    /**
-     * Returns a renderer.
-     *
-     * @param string $fieldName
-     * @return array
-     */
-    public function getRenderers($fieldName)
-    {
-        $field = $this->getField($fieldName);
-        $renderers = array();
-        if (!empty($field['renderer'])) {
-            $renderers = $this->convertRendererToArray($field['renderer']);
-        } elseif (!empty($field['renderers']) && is_array($field['renderers'])) {
-            foreach ($field['renderers'] as $renderer) {
-                $rendererNameAndConfiguration = $this->convertRendererToArray($renderer);
-                $renderers = array_merge($renderers, $rendererNameAndConfiguration);
-            }
-        }
-
-        return $renderers;
-    }
-
-    /**
-     * @param string|GenericColumn $renderer
-     * @return array
-     */
-    public function convertRendererToArray($renderer)
-    {
-        $result = array();
-        if (is_string($renderer)) {
-            $result[$renderer] = array();
-        } elseif ($renderer instanceof ColumnInterface || $renderer instanceof ColumnRendererInterface) {
-            /** @var GenericColumn $renderer */
-            $result[get_class($renderer)] = $renderer->getConfiguration();
-        }
-        return $result;
-    }
-
-    /**
-     * Returns the class names applied to a cell
-     *
-     * @param string $fieldName
-     * @return bool
-     */
-    public function getClass($fieldName)
-    {
-        $field = $this->getField($fieldName);
-        return isset($field['class']) ? $field['class'] : '';
-    }
-
-    /**
-     * Returns whether the column has a label.
-     *
-     * @param string $fieldNameAndPath
-     * @return bool
-     */
-    public function hasLabel($fieldNameAndPath)
-    {
-        $field = $this->getField($fieldNameAndPath);
-
-        $hasLabel = empty($field['label']) ? FALSE : TRUE;
-
-        if (!$hasLabel && $this->hasRenderers($fieldNameAndPath)) {
-            $renderers = $this->getRenderers($fieldNameAndPath);
-            /** @var $renderer ColumnRendererInterface */
-            foreach ($renderers as $renderer) {
-                if (isset($renderer['label'])) {
-                    $hasLabel = TRUE;
-                    break;
-                }
-            }
-        }
-        return $hasLabel;
-    }
-
-    /**
-     * @return array
-     */
-    public function getTca()
-    {
-        return $this->tca;
-    }
-
-    /**
-     * @return array
-     */
-    public function getIncludedFields()
-    {
-        return empty($this->tca['included_fields']) ? [] : GeneralUtility::trimExplode(',', $this->tca['included_fields'], true);
-    }
-
-    /**
-     * Return excluded fields from configuration + preferences.
-     *
-     * @return array
-     */
-    public function getExcludedFields()
-    {
-        $configurationFields = $this->getExcludedFieldsFromConfiguration();
-        $preferencesFields = $this->getExcludedFieldsFromPreferences();
-
-        return array_merge($configurationFields, $preferencesFields);
-    }
-
-    /**
-     * Fetch excluded fields from configuration.
-     *
-     * @return array
-     */
-    protected function getExcludedFieldsFromConfiguration()
-    {
-        $excludedFields = array();
-        if (!empty($this->tca['excluded_fields'])) {
-            $excludedFields = GeneralUtility::trimExplode(',', $this->tca['excluded_fields'], TRUE);
-        } elseif (!empty($this->tca['export']['excluded_fields'])) { // only for export for legacy reason.
-            $excludedFields = GeneralUtility::trimExplode(',', $this->tca['export']['excluded_fields'], TRUE);
-        }
-        return $excludedFields;
-
-    }
-
-    /**
-     * Fetch excluded fields from preferences.
-     *
-     * @return array
-     */
-    protected function getExcludedFieldsFromPreferences()
-    {
-        $excludedFields = $this->getModulePreferences()->get(ConfigurablePart::EXCLUDED_FIELDS, $this->tableName);
-        return is_array($excludedFields) ? $excludedFields : array();
-    }
-
-    /**
-     * @return array
-     */
-    public function areFilesIncludedInExport()
-    {
-        $isIncluded = TRUE;
-
-        if (isset($this->tca['export']['include_files'])) {
-            $isIncluded = $this->tca['export']['include_files'];
-        }
-        return $isIncluded;
-    }
-
-    /**
-     * Returns a "facet" service instance.
-     *
-     * @param string|FacetInterface $facetName
-     * @return StandardFacet
-     */
-    protected function instantiateStandardFacet($facetName)
-    {
-        $label = $this->getLabel($facetName);
-
-        /** @var StandardFacet $facetName */
-        $facet = GeneralUtility::makeInstance('Fab\Vidi\Facet\StandardFacet', $facetName, $label);
-
-        if (!$facet instanceof StandardFacet) {
-            throw new \RuntimeException('I could not instantiate a facet for facet name "' . (string)$facet . '""', 1445856345);
-        }
-        return $facet;
-    }
-
-    /**
-     * Returns a "facet" service instance.
-     *
-     * @param string|FacetInterface $facetName
-     * @return FacetInterface
-     */
-    public function facet($facetName = '')
-    {
-        $facets = $this->getFacets();
-        return $facets[$facetName];
-    }
-
-    /**
-     * @return \Fab\Vidi\Resolver\FieldPathResolver
-     */
-    protected function getFieldPathResolver()
-    {
-        return GeneralUtility::makeInstance('Fab\Vidi\Resolver\FieldPathResolver');
-    }
-
-    /**
-     * @return ModulePreferences
-     */
-    protected function getModulePreferences()
-    {
-        return GeneralUtility::makeInstance('Fab\Vidi\Module\ModulePreferences');
-    }
+	/**
+	 * @var array
+	 */
+	protected $tca;
+
+	/**
+	 * @var string
+	 */
+	protected $tableName;
+
+	/**
+	 * All fields available in the Grid.
+	 *
+	 * @var array
+	 */
+	protected $fields;
+
+	/**
+	 * All fields regardless whether they have been excluded or not.
+	 *
+	 * @var array
+	 */
+	protected $allFields;
+
+	/**
+	 * @var array
+	 */
+	protected $instances;
+
+	/**
+	 * @var array
+	 */
+	protected $facets;
+
+	/**
+	 * __construct
+	 *
+	 * @throws InvalidKeyInArrayException
+	 * @param string $tableName
+	 * @return \Fab\Vidi\Tca\GridService
+	 */
+	public function __construct($tableName)
+	{
+
+		$this->tableName = $tableName;
+
+		if (empty($GLOBALS['TCA'][$this->tableName])) {
+			throw new InvalidKeyInArrayException('No TCA existence for table name: ' . $this->tableName, 1356945108);
+		}
+
+		$this->tca = $GLOBALS['TCA'][$this->tableName]['grid'];
+	}
+
+	/**
+	 * Returns an array containing column names.
+	 *
+	 * @return array
+	 */
+	public function getFieldNames()
+	{
+		$fields = $this->getFields();
+		return array_keys($fields);
+	}
+
+	/**
+	 * Returns an array containing column names.
+	 *
+	 * @return array
+	 */
+	public function getAllFieldNames()
+	{
+		$allFields = $this->getAllFields();
+		return array_keys($allFields);
+	}
+
+	/**
+	 * Get the label key.
+	 *
+	 * @param string $fieldNameAndPath
+	 * @return string
+	 * @throws \Fab\Vidi\Exception\InvalidKeyInArrayException
+	 */
+	public function getLabelKey($fieldNameAndPath)
+	{
+
+		$field = $this->getField($fieldNameAndPath);
+
+		// First option is to get the label from the Grid TCA.
+		$rawLabel = '';
+		if (isset($field['label'])) {
+			$rawLabel = $field['label'];
+		}
+
+		// Second option is to fetch the label from the Column Renderer object.
+		if (!$rawLabel && $this->hasRenderers($fieldNameAndPath)) {
+			$renderers = $this->getRenderers($fieldNameAndPath);
+			/** @var $renderer ColumnRendererInterface */
+			foreach ($renderers as $renderer) {
+				if (isset($renderer['label'])) {
+					$rawLabel = $renderer['label'];
+					break;
+				}
+			}
+		}
+		return $rawLabel;
+	}
+
+	/**
+	 * Get the translation of a label given a column name.
+	 *
+	 * @param string $fieldNameAndPath
+	 * @return string
+	 */
+	public function getLabel($fieldNameAndPath)
+	{
+		$label = '';
+		if ($this->hasLabel($fieldNameAndPath)) {
+			$labelKey = $this->getLabelKey($fieldNameAndPath);
+			$label = LocalizationUtility::translate($labelKey, '');
+			if (is_null($label)) {
+				$label = $labelKey;
+			}
+		} else {
+
+			// Important to notice the label can contains a path, e.g. metadata.categories and must be resolved.
+			$dataType = $this->getFieldPathResolver()->getDataType($fieldNameAndPath, $this->tableName);
+			$fieldName = $this->getFieldPathResolver()->stripFieldPath($fieldNameAndPath, $this->tableName);
+			$table = Tca::table($dataType);
+
+			if ($table->hasField($fieldName) && $table->field($fieldName)->hasLabel()) {
+				$label = $table->field($fieldName)->getLabel();
+			}
+		}
+
+		return $label;
+	}
+
+	/**
+	 * Returns the field name given its position.
+	 *
+	 * @param string $position the position of the field in the grid
+	 * @throws InvalidKeyInArrayException
+	 * @return int
+	 */
+	public function getFieldNameByPosition($position)
+	{
+		$fields = array_keys($this->getFields());
+		if (empty($fields[$position])) {
+			throw new InvalidKeyInArrayException('No field exist for position: ' . $position, 1356945119);
+		}
+
+		return $fields[$position];
+	}
+
+	/**
+	 * Returns a field name.
+	 *
+	 * @param string $fieldName
+	 * @return array
+	 * @throws InvalidKeyInArrayException
+	 */
+	public function getField($fieldName)
+	{
+		$fields = $this->getFields();
+		return $fields[$fieldName];
+	}
+
+	/**
+	 * Returns an array containing column names for the Grid.
+	 *
+	 * @return array
+	 * @throws \Exception
+	 */
+	public function getFields()
+	{
+		// Cache this operation since it can take some time.
+		if (is_null($this->fields)) {
+
+			// Fetch all available fields first.
+			$fields = $this->getAllFields();
+
+			if ($this->isBackendMode()) {
+
+				// Then remove the not allowed.
+				$fields = $this->filterByIncludedFields($fields);
+				$fields = $this->filterByBackendUser($fields);
+				$fields = $this->filterByExcludedFields($fields);
+			}
+
+			$this->fields = $fields;
+		}
+
+		return $this->fields;
+	}
+
+	/**
+	 * Remove fields according to Grid configuration.
+	 *
+	 * @param $fields
+	 * @return array
+	 */
+	protected function filterByIncludedFields($fields)
+	{
+
+		$filteredFields = $fields;
+		$includedFields = $this->getIncludedFields();
+		if (count($includedFields) > 0) {
+			$filteredFields = [];
+			foreach ($fields as $fieldNameAndPath => $configuration) {
+				if (in_array($fieldNameAndPath, $includedFields, true) || !Tca::table($this->tableName)->hasField($fieldNameAndPath)) {
+					$filteredFields[$fieldNameAndPath] = $configuration;
+				}
+			}
+		}
+		return $filteredFields;
+	}
+
+	/**
+	 * Remove fields according to BE User permission.
+	 *
+	 * @param $fields
+	 * @return array
+	 * @throws \Exception
+	 */
+	protected function filterByBackendUser($fields)
+	{
+		if (!$this->getBackendUser()->isAdmin()) {
+			foreach ($fields as $fieldName => $field) {
+				if (Tca::table($this->tableName)->hasField($fieldName) && !Tca::table($this->tableName)->field($fieldName)->hasAccess()) {
+					unset($fields[$fieldName]);
+				}
+			}
+		}
+		return $fields;
+	}
+
+	/**
+	 * Remove fields according to Grid configuration.
+	 *
+	 * @param $fields
+	 * @return array
+	 */
+	protected function filterByExcludedFields($fields)
+	{
+
+		// Unset excluded fields.
+		foreach ($this->getExcludedFields() as $excludedField) {
+			if (isset($fields[$excludedField])) {
+				unset($fields[$excludedField]);
+			}
+		}
+
+		return $fields;
+	}
+
+	/**
+	 * Returns an array containing column names for the Grid.
+	 *
+	 * @return array
+	 */
+	public function getAllFields()
+	{
+
+		// Cache this operation since it can take some time.
+		if (is_null($this->allFields)) {
+
+			$fields = is_array($this->tca['columns']) ? $this->tca['columns'] : array();
+			$gridFieldNames = array_keys($fields);
+
+			// Fetch all fields of the TCA and merge it back to the fields configured for Grid.
+			$tableFieldNames = Tca::table($this->tableName)->getFields();
+
+			// Just remove system fields from the Grid.
+			foreach ($tableFieldNames as $key => $fieldName) {
+				if (in_array($fieldName, Tca::getSystemFields())) {
+					unset($tableFieldNames[$key]);
+				}
+			}
+
+			$additionalFields = array_diff($tableFieldNames, $gridFieldNames);
+
+			if (!empty($additionalFields)) {
+
+				// Pop out last element of the key
+				// Idea is to place new un-configured columns in between. By default, they will be hidden.
+				end($fields);
+				$lastColumnKey = key($fields);
+				$lastColumn = array_pop($fields);
+
+				// Feed up the grid fields with un configured elements
+				foreach ($additionalFields as $additionalField) {
+					$fields[$additionalField] = array(
+						'visible' => FALSE
+					);
+
+					// Try to guess the format of the field.
+					$fieldType = Tca::table($this->tableName)->field($additionalField)->getType();
+					if ($fieldType === FieldType::DATE) {
+						$fields[$additionalField]['format'] = 'Fab\Vidi\Formatter\Date';
+					} elseif ($fieldType === FieldType::DATETIME) {
+						$fields[$additionalField]['format'] = 'Fab\Vidi\Formatter\Datetime';
+					}
+				}
+				$fields[$lastColumnKey] = $lastColumn;
+			}
+
+			$this->allFields = $fields;
+		}
+
+		return $this->allFields;
+	}
+
+	/**
+	 * Tell whether the field exists in the grid or not.
+	 *
+	 * @param string $fieldName
+	 * @return bool
+	 */
+	public function hasField($fieldName)
+	{
+		$fields = $this->getFields();
+		return isset($fields[$fieldName]);
+	}
+
+	/**
+	 * Tell whether the facet exists in the grid or not.
+	 *
+	 * @param string $facetName
+	 * @return bool
+	 */
+	public function hasFacet($facetName)
+	{
+		$facets = $this->getFacets();
+		return isset($facets[$facetName]);
+	}
+
+	/**
+	 * Returns an array containing facets fields.
+	 *
+	 * @return FacetInterface[]
+	 */
+	public function getFacets()
+	{
+		if (is_null($this->facets)) {
+			$this->facets = array();
+
+			if (is_array($this->tca['facets'])) {
+				foreach ($this->tca['facets'] as $facetNameOrObject) {
+					if ($facetNameOrObject instanceof FacetInterface) {
+						$this->facets[$facetNameOrObject->getName()] = $facetNameOrObject;
+					} else {
+						$this->facets[$facetNameOrObject] = $this->instantiateStandardFacet($facetNameOrObject);
+					}
+				}
+			}
+		}
+		return $this->facets;
+	}
+
+	/**
+	 * Returns the "sortable" value of the column.
+	 *
+	 * @param string $fieldName
+	 * @return int|string
+	 */
+	public function isSortable($fieldName)
+	{
+		$defaultValue = true;
+		$hasSortableField = Tca::table($this->tableName)->hasSortableField();
+		if ($hasSortableField) {
+			$isSortable = false;
+		} else {
+			$isSortable = $this->get($fieldName, 'sortable', $defaultValue);
+		}
+		return $isSortable;
+	}
+
+	/**
+	 * Returns the "canBeHidden" value of the column.
+	 *
+	 * @param string $fieldName
+	 * @return bool
+	 */
+	public function canBeHidden($fieldName)
+	{
+		$defaultValue = TRUE;
+		return $this->get($fieldName, 'canBeHidden', $defaultValue);
+	}
+
+	/**
+	 * Returns the "width" value of the column.
+	 *
+	 * @param string $fieldName
+	 * @return int|string
+	 */
+	public function getWidth($fieldName)
+	{
+		$defaultValue = 'auto';
+		return $this->get($fieldName, 'width', $defaultValue);
+	}
+
+	/**
+	 * Returns the "visible" value of the column.
+	 *
+	 * @param string $fieldName
+	 * @return bool
+	 */
+	public function isVisible($fieldName)
+	{
+		$defaultValue = TRUE;
+		return $this->get($fieldName, 'visible', $defaultValue);
+	}
+
+	/**
+	 * Returns the "editable" value of the column.
+	 *
+	 * @param string $columnName
+	 * @return bool
+	 */
+	public function isEditable($columnName)
+	{
+		$defaultValue = FALSE;
+		return $this->get($columnName, 'editable', $defaultValue);
+	}
+
+	/**
+	 * Returns the "localized" value of the column.
+	 *
+	 * @param string $columnName
+	 * @return bool
+	 */
+	public function isLocalized($columnName)
+	{
+		$defaultValue = TRUE;
+		return $this->get($columnName, 'localized', $defaultValue);
+	}
+
+	/**
+	 *
+	 * Returns the "html" value of the column.
+	 *
+	 * @param string $fieldName
+	 * @return string
+	 */
+	public function getHeader($fieldName)
+	{
+		$defaultValue = '';
+		return $this->get($fieldName, 'html', $defaultValue);
+	}
+
+	/**
+	 * Fetch a possible from a Grid Renderer. If no value is found, returns NULL
+	 *
+	 * @param string $fieldName
+	 * @param string $key
+	 * @param mixed $defaultValue
+	 * @return NULL|mixed
+	 */
+	public function get($fieldName, $key, $defaultValue = NULL)
+	{
+		$value = $defaultValue;
+
+		$field = $this->getField($fieldName);
+		if (isset($field[$key])) {
+			$value = $field[$key];
+		} elseif ($this->hasRenderers($fieldName)) {
+			$renderers = $this->getRenderers($fieldName);
+			foreach ($renderers as $rendererConfiguration) {
+				if (isset($rendererConfiguration[$key])) {
+					$value = $rendererConfiguration[$key];
+				}
+			}
+		}
+		return $value;
+	}
+
+	/**
+	 * Returns whether the column has a renderer.
+	 *
+	 * @param string $fieldName
+	 * @return bool
+	 */
+	public function hasRenderers($fieldName)
+	{
+		$field = $this->getField($fieldName);
+		return empty($field['renderer']) && empty($field['renderers']) ? FALSE : TRUE;
+	}
+
+	/**
+	 * Returns a renderer.
+	 *
+	 * @param string $fieldName
+	 * @return array
+	 */
+	public function getRenderers($fieldName)
+	{
+		$field = $this->getField($fieldName);
+		$renderers = array();
+		if (!empty($field['renderer'])) {
+			$renderers = $this->convertRendererToArray($field['renderer']);
+		} elseif (!empty($field['renderers']) && is_array($field['renderers'])) {
+			foreach ($field['renderers'] as $renderer) {
+				$rendererNameAndConfiguration = $this->convertRendererToArray($renderer);
+				$renderers = array_merge($renderers, $rendererNameAndConfiguration);
+			}
+		}
+
+		return $renderers;
+	}
+
+	/**
+	 * @param string|GenericColumn $renderer
+	 * @return array
+	 */
+	public function convertRendererToArray($renderer)
+	{
+		$result = array();
+		if (is_string($renderer)) {
+			$result[$renderer] = array();
+		} elseif ($renderer instanceof ColumnInterface || $renderer instanceof ColumnRendererInterface) {
+			/** @var GenericColumn $renderer */
+			$result[get_class($renderer)] = $renderer->getConfiguration();
+		}
+		return $result;
+	}
+
+	/**
+	 * Returns the class names applied to a cell
+	 *
+	 * @param string $fieldName
+	 * @return bool
+	 */
+	public function getClass($fieldName)
+	{
+		$field = $this->getField($fieldName);
+		return isset($field['class']) ? $field['class'] : '';
+	}
+
+	/**
+	 * Returns whether the column has a label.
+	 *
+	 * @param string $fieldNameAndPath
+	 * @return bool
+	 */
+	public function hasLabel($fieldNameAndPath)
+	{
+		$field = $this->getField($fieldNameAndPath);
+
+		$hasLabel = empty($field['label']) ? FALSE : TRUE;
+
+		if (!$hasLabel && $this->hasRenderers($fieldNameAndPath)) {
+			$renderers = $this->getRenderers($fieldNameAndPath);
+			/** @var $renderer ColumnRendererInterface */
+			foreach ($renderers as $renderer) {
+				if (isset($renderer['label'])) {
+					$hasLabel = TRUE;
+					break;
+				}
+			}
+		}
+		return $hasLabel;
+	}
+
+	/**
+	 * @return array
+	 */
+	public function getTca()
+	{
+		return $this->tca;
+	}
+
+	/**
+	 * @return array
+	 */
+	public function getIncludedFields()
+	{
+		return empty($this->tca['included_fields']) ? [] : GeneralUtility::trimExplode(',', $this->tca['included_fields'], true);
+	}
+
+	/**
+	 * Return excluded fields from configuration + preferences.
+	 *
+	 * @return array
+	 */
+	public function getExcludedFields()
+	{
+		$configurationFields = $this->getExcludedFieldsFromConfiguration();
+		$preferencesFields = $this->getExcludedFieldsFromPreferences();
+
+		return array_merge($configurationFields, $preferencesFields);
+	}
+
+	/**
+	 * Fetch excluded fields from configuration.
+	 *
+	 * @return array
+	 */
+	protected function getExcludedFieldsFromConfiguration()
+	{
+		$excludedFields = array();
+		if (!empty($this->tca['excluded_fields'])) {
+			$excludedFields = GeneralUtility::trimExplode(',', $this->tca['excluded_fields'], TRUE);
+		} elseif (!empty($this->tca['export']['excluded_fields'])) { // only for export for legacy reason.
+			$excludedFields = GeneralUtility::trimExplode(',', $this->tca['export']['excluded_fields'], TRUE);
+		}
+		return $excludedFields;
+
+	}
+
+	/**
+	 * Fetch excluded fields from preferences.
+	 *
+	 * @return array
+	 */
+	protected function getExcludedFieldsFromPreferences()
+	{
+		$excludedFields = $this->getModulePreferences()->get(ConfigurablePart::EXCLUDED_FIELDS, $this->tableName);
+		return is_array($excludedFields) ? $excludedFields : array();
+	}
+
+	/**
+	 * @return array
+	 */
+	public function areFilesIncludedInExport()
+	{
+		$isIncluded = TRUE;
+
+		if (isset($this->tca['export']['include_files'])) {
+			$isIncluded = $this->tca['export']['include_files'];
+		}
+		return $isIncluded;
+	}
+
+	/**
+	 * Returns a "facet" service instance.
+	 *
+	 * @param string|FacetInterface $facetName
+	 * @return StandardFacet
+	 */
+	protected function instantiateStandardFacet($facetName)
+	{
+		$label = $this->getLabel($facetName);
+
+		/** @var StandardFacet $facetName */
+		$facet = GeneralUtility::makeInstance('Fab\Vidi\Facet\StandardFacet', $facetName, $label);
+
+		if (!$facet instanceof StandardFacet) {
+			throw new \RuntimeException('I could not instantiate a facet for facet name "' . (string)$facet . '""', 1445856345);
+		}
+		return $facet;
+	}
+
+	/**
+	 * Returns a "facet" service instance.
+	 *
+	 * @param string|FacetInterface $facetName
+	 * @return FacetInterface
+	 */
+	public function facet($facetName = '')
+	{
+		$facets = $this->getFacets();
+		return $facets[$facetName];
+	}
+
+	/**
+	 * @return \Fab\Vidi\Resolver\FieldPathResolver
+	 */
+	protected function getFieldPathResolver()
+	{
+		return GeneralUtility::makeInstance('Fab\Vidi\Resolver\FieldPathResolver');
+	}
+
+	/**
+	 * @return ModulePreferences
+	 */
+	protected function getModulePreferences()
+	{
+		return GeneralUtility::makeInstance('Fab\Vidi\Module\ModulePreferences');
+	}
 
 }