PhabricatorStandardCustomField.php
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Created: Tue, Dec 24, 14:25

PhabricatorStandardCustomField.php
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	<?php

	abstract class PhabricatorStandardCustomField
	extends PhabricatorCustomField {

	private $rawKey;
	private $fieldKey;
	private $fieldName;
	private $fieldValue;
	private $fieldDescription;
	private $fieldConfig;
	private $applicationField;
	private $strings = array();
	private $caption;
	private $fieldError;
	private $required;
	private $default;
	private $isCopyable;

	abstract public function getFieldType();

	public static function buildStandardFields(
	PhabricatorCustomField $template,
	array $config) {

	$types = id(new PhutilClassMapQuery())
	->setAncestorClass(__CLASS__)
	->setUniqueMethod('getFieldType')
	->execute();

	$fields = array();
	foreach ($config as $key => $value) {
	$type = idx($value, 'type', 'text');
	if (empty($types[$type])) {
	// TODO: We should have better typechecking somewhere, and then make
	// this more serious.
	continue;
	}

	$namespace = $template->getStandardCustomFieldNamespace();
	$full_key = "std:{$namespace}:{$key}";

	$template = clone $template;
	$standard = id(clone $types[$type])
	->setRawStandardFieldKey($key)
	->setFieldKey($full_key)
	->setFieldConfig($value)
	->setApplicationField($template);

	$field = $template->setProxy($standard);
	$fields[] = $field;
	}

	return $fields;
	}

	public function setApplicationField(
	PhabricatorStandardCustomFieldInterface $application_field) {
	$this->applicationField = $application_field;
	return $this;
	}

	public function getApplicationField() {
	return $this->applicationField;
	}

	public function setFieldName($name) {
	$this->fieldName = $name;
	return $this;
	}

	public function getFieldValue() {
	return $this->fieldValue;
	}

	public function setFieldValue($value) {
	$this->fieldValue = $value;
	return $this;
	}

	public function setCaption($caption) {
	$this->caption = $caption;
	return $this;
	}

	public function getCaption() {
	return $this->caption;
	}

	public function setFieldDescription($description) {
	$this->fieldDescription = $description;
	return $this;
	}

	public function setFieldConfig(array $config) {
	foreach ($config as $key => $value) {
	switch ($key) {
	case 'name':
	$this->setFieldName($value);
	break;
	case 'description':
	$this->setFieldDescription($value);
	break;
	case 'strings':
	$this->setStrings($value);
	break;
	case 'caption':
	$this->setCaption($value);
	break;
	case 'required':
	if ($value) {
	$this->setRequired($value);
	$this->setFieldError(true);
	}
	break;
	case 'default':
	$this->setFieldValue($value);
	break;
	case 'copy':
	$this->setIsCopyable($value);
	break;
	case 'type':
	// We set this earlier on.
	break;
	}
	}
	$this->fieldConfig = $config;
	return $this;
	}

	public function getFieldConfigValue($key, $default = null) {
	return idx($this->fieldConfig, $key, $default);
	}

	public function setFieldError($field_error) {
	$this->fieldError = $field_error;
	return $this;
	}

	public function getFieldError() {
	return $this->fieldError;
	}

	public function setRequired($required) {
	$this->required = $required;
	return $this;
	}

	public function getRequired() {
	return $this->required;
	}

	public function setRawStandardFieldKey($raw_key) {
	$this->rawKey = $raw_key;
	return $this;
	}

	public function getRawStandardFieldKey() {
	return $this->rawKey;
	}


	/* -( PhabricatorCustomField )--------------------------------------------- */


	public function setFieldKey($field_key) {
	$this->fieldKey = $field_key;
	return $this;
	}

	public function getFieldKey() {
	return $this->fieldKey;
	}

	public function getFieldName() {
	return coalesce($this->fieldName, parent::getFieldName());
	}

	public function getFieldDescription() {
	return coalesce($this->fieldDescription, parent::getFieldDescription());
	}

	public function setStrings(array $strings) {
	$this->strings = $strings;
	return;
	}

	public function getString($key, $default = null) {
	return idx($this->strings, $key, $default);
	}

	public function setIsCopyable($is_copyable) {
	$this->isCopyable = $is_copyable;
	return $this;
	}

	public function getIsCopyable() {
	return $this->isCopyable;
	}

	public function shouldUseStorage() {
	try {
	$object = $this->newStorageObject();
	return true;
	} catch (PhabricatorCustomFieldImplementationIncompleteException $ex) {
	return false;
	}
	}

	public function getValueForStorage() {
	return $this->getFieldValue();
	}

	public function setValueFromStorage($value) {
	return $this->setFieldValue($value);
	}

	public function shouldAppearInApplicationTransactions() {
	return true;
	}

	public function shouldAppearInEditView() {
	return $this->getFieldConfigValue('edit', true);
	}

	public function readValueFromRequest(AphrontRequest $request) {
	$value = $request->getStr($this->getFieldKey());
	if (!strlen($value)) {
	$value = null;
	}
	$this->setFieldValue($value);
	}

	public function getInstructionsForEdit() {
	return $this->getFieldConfigValue('instructions');
	}

	public function getPlaceholder() {
	return $this->getFieldConfigValue('placeholder', null);
	}

	public function renderEditControl(array $handles) {
	return id(new AphrontFormTextControl())
	->setName($this->getFieldKey())
	->setCaption($this->getCaption())
	->setValue($this->getFieldValue())
	->setError($this->getFieldError())
	->setLabel($this->getFieldName())
	->setPlaceholder($this->getPlaceholder());
	}

	public function newStorageObject() {
	return $this->getApplicationField()->newStorageObject();
	}

	public function shouldAppearInPropertyView() {
	return $this->getFieldConfigValue('view', true);
	}

	public function renderPropertyViewValue(array $handles) {
	if (!strlen($this->getFieldValue())) {
	return null;
	}
	return $this->getFieldValue();
	}

	public function shouldAppearInApplicationSearch() {
	return $this->getFieldConfigValue('search', false);
	}

	protected function newStringIndexStorage() {
	return $this->getApplicationField()->newStringIndexStorage();
	}

	protected function newNumericIndexStorage() {
	return $this->getApplicationField()->newNumericIndexStorage();
	}

	public function buildFieldIndexes() {
	return array();
	}

	public function buildOrderIndex() {
	return null;
	}

	public function readApplicationSearchValueFromRequest(
	PhabricatorApplicationSearchEngine $engine,
	AphrontRequest $request) {
	return;
	}

	public function applyApplicationSearchConstraintToQuery(
	PhabricatorApplicationSearchEngine $engine,
	PhabricatorCursorPagedPolicyAwareQuery $query,
	$value) {
	return;
	}

	public function appendToApplicationSearchForm(
	PhabricatorApplicationSearchEngine $engine,
	AphrontFormView $form,
	$value) {
	return;
	}

	public function validateApplicationTransactions(
	PhabricatorApplicationTransactionEditor $editor,
	$type,
	array $xactions) {

	$this->setFieldError(null);

	$errors = parent::validateApplicationTransactions(
	$editor,
	$type,
	$xactions);

	if ($this->getRequired()) {
	$value = $this->getOldValueForApplicationTransactions();

	$transaction = null;
	foreach ($xactions as $xaction) {
	$value = $xaction->getNewValue();
	if (!$this->isValueEmpty($value)) {
	$transaction = $xaction;
	break;
	}
	}
	if ($this->isValueEmpty($value)) {
	$error = new PhabricatorApplicationTransactionValidationError(
	$type,
	pht('Required'),
	pht('%s is required.', $this->getFieldName()),
	$transaction);
	$error->setIsMissingFieldError(true);
	$errors[] = $error;
	$this->setFieldError(pht('Required'));
	}
	}

	return $errors;
	}

	protected function isValueEmpty($value) {
	if (is_array($value)) {
	return empty($value);
	}
	return !strlen($value);
	}

	public function getApplicationTransactionTitle(
	PhabricatorApplicationTransaction $xaction) {
	$author_phid = $xaction->getAuthorPHID();
	$old = $xaction->getOldValue();
	$new = $xaction->getNewValue();

	if (!$old) {
	return pht(
	'%s set %s to %s.',
	$xaction->renderHandleLink($author_phid),
	$this->getFieldName(),
	$new);
	} else if (!$new) {
	return pht(
	'%s removed %s.',
	$xaction->renderHandleLink($author_phid),
	$this->getFieldName());
	} else {
	return pht(
	'%s changed %s from %s to %s.',
	$xaction->renderHandleLink($author_phid),
	$this->getFieldName(),
	$old,
	$new);
	}
	}

	public function getApplicationTransactionTitleForFeed(
	PhabricatorApplicationTransaction $xaction) {

	$author_phid = $xaction->getAuthorPHID();
	$object_phid = $xaction->getObjectPHID();

	$old = $xaction->getOldValue();
	$new = $xaction->getNewValue();

	if (!$old) {
	return pht(
	'%s set %s to %s on %s.',
	$xaction->renderHandleLink($author_phid),
	$this->getFieldName(),
	$new,
	$xaction->renderHandleLink($object_phid));
	} else if (!$new) {
	return pht(
	'%s removed %s on %s.',
	$xaction->renderHandleLink($author_phid),
	$this->getFieldName(),
	$xaction->renderHandleLink($object_phid));
	} else {
	return pht(
	'%s changed %s from %s to %s on %s.',
	$xaction->renderHandleLink($author_phid),
	$this->getFieldName(),
	$old,
	$new,
	$xaction->renderHandleLink($object_phid));
	}
	}

	public function getHeraldFieldValue() {
	return $this->getFieldValue();
	}

	public function getFieldControlID($key = null) {
	$key = coalesce($key, $this->getRawStandardFieldKey());
	return 'std:control:'.$key;
	}

	public function shouldAppearInGlobalSearch() {
	return $this->getFieldConfigValue('fulltext', false);
	}

	public function updateAbstractDocument(
	PhabricatorSearchAbstractDocument $document) {

	$field_key = $this->getFieldConfigValue('fulltext');

	// If the caller or configuration didn't specify a valid field key,
	// generate one automatically from the field index.
	if (!is_string($field_key) \|\| (strlen($field_key) != 4)) {
	$field_key = '!'.substr($this->getFieldIndex(), 0, 3);
	}

	$field_value = $this->getFieldValue();
	if (strlen($field_value)) {
	$document->addField($field_key, $field_value);
	}
	}

	protected function newStandardEditField() {
	$short = 'custom.'.$this->getRawStandardFieldKey();

	return parent::newStandardEditField()
	->setEditTypeKey($short)
	->setIsCopyable($this->getIsCopyable());
	}

	public function shouldAppearInConduitTransactions() {
	return true;
	}

	}

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