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phab/src/applications/config/schema/PhabricatorConfigStorageSchema.php
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PhabricatorConfigStorageSchema.php
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<?php
abstract class PhabricatorConfigStorageSchema extends Phobject {
const ISSUE_MISSING = 'missing';
const ISSUE_SURPLUS = 'surplus';
const ISSUE_CHARSET = 'charset';
const ISSUE_COLLATION = 'collation';
const ISSUE_COLUMNTYPE = 'columntype';
const ISSUE_NULLABLE = 'nullable';
const ISSUE_KEYCOLUMNS = 'keycolumns';
const ISSUE_SUBWARN = 'subwarn';
const ISSUE_SUBFAIL = 'subfail';
const STATUS_OKAY = 'okay';
const STATUS_WARN = 'warn';
const STATUS_FAIL = 'fail';
private $issues = array();
private $name;
abstract public function newEmptyClone();
abstract protected function compareToSimilarSchema(
PhabricatorConfigStorageSchema $expect);
abstract protected function getSubschemata();
public function compareTo(PhabricatorConfigStorageSchema $expect) {
if (get_class($expect) != get_class($this)) {
throw new Exception(pht('Classes must match to compare schemata!'));
}
if ($this->getName() != $expect->getName()) {
throw new Exception(pht('Names must match to compare schemata!'));
}
return $this->compareToSimilarSchema($expect);
}
public function setName($name) {
$this->name = $name;
return $this;
}
public function getName() {
return $this->name;
}
public function setIssues(array $issues) {
$this->issues = array_fuse($issues);
return $this;
}
public function getIssues() {
$issues = $this->issues;
foreach ($this->getSubschemata() as $sub) {
switch ($sub->getStatus()) {
case self::STATUS_WARN:
$issues[self::ISSUE_SUBWARN] = self::ISSUE_SUBWARN;
break;
case self::STATUS_FAIL:
$issues[self::ISSUE_SUBFAIL] = self::ISSUE_SUBFAIL;
break;
}
}
return $issues;
}
public function hasIssue($issue) {
return (bool)idx($this->getIssues(), $issue);
}
public function getAllIssues() {
$issues = $this->getIssues();
foreach ($this->getSubschemata() as $sub) {
$issues += $sub->getAllIssues();
}
return $issues;
}
public function getStatus() {
$status = self::STATUS_OKAY;
foreach ($this->getAllIssues() as $issue) {
$issue_status = self::getIssueStatus($issue);
$status = self::getStrongestStatus($status, $issue_status);
}
return $status;
}
public static function getIssueName($issue) {
switch ($issue) {
case self::ISSUE_MISSING:
return pht('Missing');
case self::ISSUE_SURPLUS:
return pht('Surplus');
case self::ISSUE_CHARSET:
return pht('Better Character Set Available');
case self::ISSUE_COLLATION:
return pht('Better Collation Available');
case self::ISSUE_COLUMNTYPE:
return pht('Wrong Column Type');
case self::ISSUE_NULLABLE:
return pht('Wrong Nullable Setting');
case self::ISSUE_KEYCOLUMNS:
return pht('Key on Wrong Columns');
case self::ISSUE_SUBWARN:
return pht('Subschemata Have Warnings');
case self::ISSUE_SUBFAIL:
return pht('Subschemata Have Failures');
default:
throw new Exception(pht('Unknown schema issue "%s"!', $issue));
}
}
public static function getIssueDescription($issue) {
switch ($issue) {
case self::ISSUE_MISSING:
return pht('This schema is expected to exist, but does not.');
case self::ISSUE_SURPLUS:
return pht('This schema is not expected to exist.');
case self::ISSUE_CHARSET:
return pht('This schema can use a better character set.');
case self::ISSUE_COLLATION:
return pht('This schema can use a better collation.');
case self::ISSUE_COLUMNTYPE:
return pht('This schema can use a better column type.');
case self::ISSUE_NULLABLE:
return pht('This schema has the wrong nullable setting.');
case self::ISSUE_KEYCOLUMNS:
return pht('This schema is on the wrong columns.');
case self::ISSUE_SUBWARN:
return pht('Subschemata have setup warnings.');
case self::ISSUE_SUBFAIL:
return pht('Subschemata have setup failures.');
default:
throw new Exception(pht('Unknown schema issue "%s"!', $issue));
}
}
public static function getIssueStatus($issue) {
switch ($issue) {
case self::ISSUE_MISSING:
case self::ISSUE_SUBFAIL:
return self::STATUS_FAIL;
case self::ISSUE_SURPLUS:
case self::ISSUE_CHARSET:
case self::ISSUE_COLLATION:
case self::ISSUE_COLUMNTYPE:
case self::ISSUE_SUBWARN:
case self::ISSUE_KEYCOLUMNS:
case self::ISSUE_NULLABLE:
return self::STATUS_WARN;
default:
throw new Exception(pht('Unknown schema issue "%s"!', $issue));
}
}
public static function getStatusSeverity($status) {
switch ($status) {
case self::STATUS_FAIL:
return 2;
case self::STATUS_WARN:
return 1;
case self::STATUS_OKAY:
return 0;
default:
throw new Exception(pht('Unknown schema status "%s"!', $status));
}
}
public static function getStrongestStatus($u, $v) {
$u_sev = self::getStatusSeverity($u);
$v_sev = self::getStatusSeverity($v);
if ($u_sev >= $v_sev) {
return $u;
} else {
return $v;
}
}
}
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