public function processRequest()
{
$request = $this->getRequest();
$user = $request->getUser();
$content_type_map = HeraldContentTypeConfig::getContentTypeMap();
if ($this->id) {
$rule = id(new HeraldRule())->load($this->id);
if (!$rule) {
return new Aphront404Response();
}
if ($rule->getAuthorPHID() != $user->getPHID()) {
throw new Exception("You don't own this rule and can't edit it.");
}
} else {
$rule = new HeraldRule();
$rule->setAuthorPHID($user->getPHID());
$rule->setMustMatchAll(true);
$type = $request->getStr('type');
if (!isset($content_type_map[$type])) {
$type = HeraldContentTypeConfig::CONTENT_TYPE_DIFFERENTIAL;
}
$rule->setContentType($type);
}
$local_version = id(new HeraldRule())->getConfigVersion();
if ($rule->getConfigVersion() > $local_version) {
throw new Exception("This rule was created with a newer version of Herald. You can not " . "view or edit it in this older version. Try dev or wait for a push.");
}
// Upgrade rule version to our version, since we might add newly-defined
// conditions, etc.
$rule->setConfigVersion($local_version);
$rule_conditions = $rule->loadConditions();
$rule_actions = $rule->loadActions();
$rule->attachConditions($rule_conditions);
$rule->attachActions($rule_actions);
$e_name = true;
$errors = array();
if ($request->isFormPost() && $request->getStr('save')) {
$rule->setName($request->getStr('name'));
$rule->setMustMatchAll($request->getStr('must_match') == 'all');
$repetition_policy_param = $request->getStr('repetition_policy');
$rule->setRepetitionPolicy(HeraldRepetitionPolicyConfig::toInt($repetition_policy_param));
if (!strlen($rule->getName())) {
$e_name = "Required";
$errors[] = "Rule must have a name.";
}
$data = json_decode($request->getStr('rule'), true);
if (!is_array($data) || !$data['conditions'] || !$data['actions']) {
throw new Exception("Failed to decode rule data.");
}
$conditions = array();
foreach ($data['conditions'] as $condition) {
if ($condition === null) {
// We manage this as a sparse array on the client, so may receive
// NULL if conditions have been removed.
continue;
}
$obj = new HeraldCondition();
$obj->setFieldName($condition[0]);
$obj->setFieldCondition($condition[1]);
if (is_array($condition[2])) {
$obj->setValue(array_keys($condition[2]));
} else {
$obj->setValue($condition[2]);
}
$cond_type = $obj->getFieldCondition();
if ($cond_type == HeraldConditionConfig::CONDITION_REGEXP) {
if (@preg_match($obj->getValue(), '') === false) {
$errors[] = 'The regular expression "' . $obj->getValue() . '" is not valid. ' . 'Regular expressions must have enclosing characters (e.g. ' . '"@/path/to/file@", not "/path/to/file") and be syntactically ' . 'correct.';
}
}
if ($cond_type == HeraldConditionConfig::CONDITION_REGEXP_PAIR) {
$json = json_decode($obj->getValue(), true);
if (!is_array($json)) {
$errors[] = 'The regular expression pair "' . $obj->getValue() . '" is not ' . 'valid JSON. Enter a valid JSON array with two elements.';
} else {
if (count($json) != 2) {
$errors[] = 'The regular expression pair "' . $obj->getValue() . '" must have ' . 'exactly two elements.';
} else {
$key_regexp = array_shift($json);
$val_regexp = array_shift($json);
if (@preg_match($key_regexp, '') === false) {
$errors[] = 'The first regexp, "' . $key_regexp . '" in the regexp pair ' . 'is not a valid regexp.';
}
if (@preg_match($val_regexp, '') === false) {
$errors[] = 'The second regexp, "' . $val_regexp . '" in the regexp pair ' . 'is not a valid regexp.';
}
}
}
}
$conditions[] = $obj;
}
$actions = array();
foreach ($data['actions'] as $action) {
if ($action === null) {
// Sparse on the client; removals can give us NULLs.
continue;
}
$obj = new HeraldAction();
$obj->setAction($action[0]);
if (!isset($action[1])) {
// Legitimate for any action which doesn't need a target, like
// "Do nothing".
$action[1] = null;
}
if (is_array($action[1])) {
$obj->setTarget(array_keys($action[1]));
} else {
$obj->setTarget($action[1]);
}
$actions[] = $obj;
}
$rule->attachConditions($conditions);
$rule->attachActions($actions);
if (!$errors) {
try {
// TODO
// $rule->openTransaction();
$rule->save();
$rule->saveConditions($conditions);
$rule->saveActions($actions);
// $rule->saveTransaction();
$uri = '/herald/view/' . $rule->getContentType() . '/';
return id(new AphrontRedirectResponse())->setURI($uri);
} catch (AphrontQueryDuplicateKeyException $ex) {
$e_name = "Not Unique";
$errors[] = "Rule name is not unique. Choose a unique name.";
}
}
}
$phids = array();
$phids[] = $rule->getAuthorPHID();
foreach ($rule->getActions() as $action) {
if (!is_array($action->getTarget())) {
continue;
}
foreach ($action->getTarget() as $target) {
$target = (array) $target;
foreach ($target as $phid) {
$phids[] = $phid;
}
}
}
foreach ($rule->getConditions() as $condition) {
$value = $condition->getValue();
if (is_array($value)) {
foreach ($value as $phid) {
$phids[] = $phid;
}
}
}
$handles = id(new PhabricatorObjectHandleData($phids))->loadHandles();
if ($errors) {
$error_view = new AphrontErrorView();
$error_view->setTitle('Form Errors');
$error_view->setErrors($errors);
} else {
$error_view = null;
}
$options = array('all' => 'all of', 'any' => 'any of');
$selected = $rule->getMustMatchAll() ? 'all' : 'any';
$must_match = array();
foreach ($options as $key => $option) {
$must_match[] = phutil_render_tag('option', array('selected' => $selected == $key ? 'selected' : null, 'value' => $key), phutil_escape_html($option));
}
$must_match = '<select name="must_match">' . implode("\n", $must_match) . '</select>';
if ($rule->getID()) {
$action = '/herald/rule/' . $rule->getID() . '/';
} else {
$action = '/herald/rule/' . $rule->getID() . '/';
}
// Make the selector for choosing how often this rule should be repeated
$repetition_selector = "";
$repetition_policy = HeraldRepetitionPolicyConfig::toString($rule->getRepetitionPolicy());
$repetition_options = HeraldRepetitionPolicyConfig::getMapForContentType($rule->getContentType());
if (empty($repetition_options)) {
// default option is 'every time'
$repetition_selector = idx(HeraldRepetitionPolicyConfig::getMap(), HeraldRepetitionPolicyConfig::EVERY);
} else {
if (count($repetition_options) == 1) {
// if there's only 1 option, just pick it for the user
$repetition_selector = reset($repetition_options);
} else {
// give the user all the options for this rule type
$tags = array();
foreach ($repetition_options as $name => $option) {
$tags[] = phutil_render_tag('option', array('selected' => $repetition_policy == $name ? 'selected' : null, 'value' => $name), phutil_escape_html($option));
}
$repetition_selector = '<select name="repetition_policy">' . implode("\n", $tags) . '</select>';
}
}
require_celerity_resource('herald-css');
$type_name = $content_type_map[$rule->getContentType()];
$form = id(new AphrontFormView())->setUser($user)->setID('herald-rule-edit-form')->addHiddenInput('type', $rule->getContentType())->addHiddenInput('save', 1)->appendChild(javelin_render_tag('input', array('type' => 'hidden', 'name' => 'rule', 'sigil' => 'rule')))->appendChild(id(new AphrontFormTextControl())->setLabel('Rule Name')->setName('name')->setError($e_name)->setValue($rule->getName()))->appendChild(id(new AphrontFormStaticControl())->setLabel('Author')->setValue($handles[$rule->getAuthorPHID()]->getName()))->appendChild(id(new AphrontFormMarkupControl())->setValue("This rule triggers for <strong>{$type_name}</strong>."))->appendChild('<h1>Conditions</h1>' . '<div class="aphront-form-inset">' . '<div style="float: right;">' . javelin_render_tag('a', array('href' => '#', 'class' => 'button green', 'sigil' => 'create-condition', 'mustcapture' => true), 'Create New Condition') . '</div>' . '<p>When ' . $must_match . ' these conditions are met:</p>' . '<div style="clear: both;"></div>' . javelin_render_tag('table', array('sigil' => 'rule-conditions', 'class' => 'herald-condition-table'), '') . '</div>')->appendChild('<h1>Action</h1>' . '<div class="aphront-form-inset">' . '<div style="float: right;">' . javelin_render_tag('a', array('href' => '#', 'class' => 'button green', 'sigil' => 'create-action', 'mustcapture' => true), 'Create New Action') . '</div>' . '<p>' . 'Take these actions ' . $repetition_selector . ' this rule matches:' . '</p>' . '<div style="clear: both;"></div>' . javelin_render_tag('table', array('sigil' => 'rule-actions', 'class' => 'herald-action-table'), '') . '</div>')->appendChild(id(new AphrontFormSubmitControl())->setValue('Save Rule')->addCancelButton('/herald/view/' . $rule->getContentType() . '/'));
$serial_conditions = array(array('default', 'default', ''));
if ($rule->getConditions()) {
$serial_conditions = array();
foreach ($rule->getConditions() as $condition) {
$value = $condition->getValue();
if (is_array($value)) {
$value_map = array();
foreach ($value as $k => $fbid) {
$value_map[$fbid] = $handles[$fbid]->getName();
}
$value = $value_map;
}
$serial_conditions[] = array($condition->getFieldName(), $condition->getFieldCondition(), $value);
}
}
$serial_actions = array(array('default', ''));
if ($rule->getActions()) {
$serial_actions = array();
foreach ($rule->getActions() as $action) {
$target_map = array();
foreach ((array) $action->getTarget() as $fbid) {
$target_map[$fbid] = $handles[$fbid]->getName();
}
$serial_actions[] = array($action->getAction(), $target_map);
}
}
$all_rules = id(new HeraldRule())->loadAllWhere('authorPHID = %d AND contentType = %s', $rule->getAuthorPHID(), $rule->getContentType());
$all_rules = mpull($all_rules, 'getName', 'getID');
asort($all_rules);
unset($all_rules[$rule->getID()]);
$config_info = array();
$config_info['fields'] = HeraldFieldConfig::getFieldMapForContentType($rule->getContentType());
$config_info['conditions'] = HeraldConditionConfig::getConditionMap();
foreach ($config_info['fields'] as $field => $name) {
$config_info['conditionMap'][$field] = array_keys(HeraldConditionConfig::getConditionMapForField($field));
}
foreach ($config_info['fields'] as $field => $fname) {
foreach ($config_info['conditions'] as $condition => $cname) {
$config_info['values'][$field][$condition] = HeraldValueTypeConfig::getValueTypeForFieldAndCondition($field, $condition);
}
}
$config_info['actions'] = HeraldActionConfig::getActionMapForContentType($rule->getContentType());
foreach ($config_info['actions'] as $action => $name) {
$config_info['targets'][$action] = HeraldValueTypeConfig::getValueTypeForAction($action);
}
Javelin::initBehavior('herald-rule-editor', array('root' => 'herald-rule-edit-form', 'conditions' => (object) $serial_conditions, 'actions' => (object) $serial_actions, 'template' => $this->buildTokenizerTemplates() + array('rules' => $all_rules), 'info' => $config_info));
$panel = new AphrontPanelView();
$panel->setHeader('Edit Herald Rule');
$panel->setWidth(AphrontPanelView::WIDTH_WIDE);
$panel->appendChild($form);
return $this->buildStandardPageResponse(array($error_view, $panel), array('title' => 'Edit Rule'));
}