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phab/src/applications/diviner/workflow/DivinerAtomizeWorkflow.php
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DivinerAtomizeWorkflow.php
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<?php
final class DivinerAtomizeWorkflow extends DivinerWorkflow {
protected function didConstruct() {
$this
->setName('atomize')
->setSynopsis(pht('Build atoms from source.'))
->setArguments(
array(
array(
'name' => 'atomizer',
'param' => 'class',
'help' => pht('Specify a subclass of DivinerAtomizer.'),
),
array(
'name' => 'book',
'param' => 'path',
'help' => pht('Path to a Diviner book configuration.'),
),
array(
'name' => 'files',
'wildcard' => true,
),
array(
'name' => 'ugly',
'help' => pht('Produce ugly (but faster) output.'),
),
));
}
public function execute(PhutilArgumentParser $args) {
$this->readBookConfiguration($args->getArg('book'));
$console = PhutilConsole::getConsole();
$atomizer_class = $args->getArg('atomizer');
if (!$atomizer_class) {
throw new Exception('Specify an atomizer class with --atomizer.');
}
$symbols = id(new PhutilSymbolLoader())
->setName($atomizer_class)
->setConcreteOnly(true)
->setAncestorClass('DivinerAtomizer')
->selectAndLoadSymbols();
if (!$symbols) {
throw new Exception(
"Atomizer class '{$atomizer_class}' must be a concrete subclass of ".
"DivinerAtomizer.");
}
$atomizer = newv($atomizer_class, array());
$files = $args->getArg('files');
if (!$files) {
throw new Exception('Specify one or more files to atomize.');
}
$file_atomizer = new DivinerFileAtomizer();
foreach (array($atomizer, $file_atomizer) as $configure) {
$configure->setBook($this->getConfig('name'));
}
$group_rules = array();
foreach ($this->getConfig('groups', array()) as $group => $spec) {
$include = (array)idx($spec, 'include', array());
foreach ($include as $pattern) {
$group_rules[$pattern] = $group;
}
}
$all_atoms = array();
$context = array(
'group' => null,
);
foreach ($files as $file) {
$abs_path = Filesystem::resolvePath($file, $this->getConfig('root'));
$data = Filesystem::readFile($abs_path);
if (!$this->shouldAtomizeFile($file, $data)) {
$console->writeLog("Skipping %s...\n", $file);
continue;
} else {
$console->writeLog("Atomizing %s...\n", $file);
}
$context['group'] = null;
foreach ($group_rules as $rule => $group) {
if (preg_match($rule, $file)) {
$context['group'] = $group;
break;
}
}
$file_atoms = $file_atomizer->atomize($file, $data, $context);
$all_atoms[] = $file_atoms;
if (count($file_atoms) !== 1) {
throw new Exception('Expected exactly one atom from file atomizer.');
}
$file_atom = head($file_atoms);
$atoms = $atomizer->atomize($file, $data, $context);
foreach ($atoms as $atom) {
if (!$atom->hasParent()) {
$file_atom->addChild($atom);
}
}
$all_atoms[] = $atoms;
}
$all_atoms = array_mergev($all_atoms);
$all_atoms = mpull($all_atoms, 'toDictionary');
$all_atoms = ipull($all_atoms, null, 'hash');
if ($args->getArg('ugly')) {
$json = json_encode($all_atoms);
} else {
$json_encoder = new PhutilJSON();
$json = $json_encoder->encodeFormatted($all_atoms);
}
$console->writeOut('%s', $json);
return 0;
}
private function shouldAtomizeFile($file_name, $file_data) {
return (strpos($file_data, '@'.'undivinable') === false);
}
}
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