/**
* Identify the project from the name we've been created with.
*
* We leverage the update (status) module to get the data we require about
* projects. We just pull the information in, and make descisions about this
* project being from CVS or not.
*/
public function identifyProject()
{
// Only do this once, no matter how many times we're called.
if (!empty($this->project_identified)) {
return;
}
$data = (array) $this->project;
$this->project_info = array();
foreach ($data as $key => $value) {
$key = str_replace('*', '', $key);
$this->project_info[$key] = $value;
}
$this->project_info['releases'] = $this->project->getReleases();
$this->project_identified = true;
$this->existing_version = $this->project->getExistingVersion();
$this->project_type = 'module';
$this->project_info['includes'] = array($this->name . '.module');
}
/**
* @param Project $project
*/
public function compare(Project $project)
{
// If the project status is marked as something bad, there's nothing else
// to consider.
if ($this->getProjectStatus()) {
switch ($this->getProjectStatus()) {
case 'insecure':
$project->setStatus(self::UPDATE_NOT_SECURE);
break;
case 'unpublished':
case 'revoked':
$project->setStatus(self::UPDATE_REVOKED);
break;
case 'unsupported':
$project->setStatus(self::UPDATE_NOT_SUPPORTED);
break;
case 'not-fetched':
$project->setStatus(self::UPDATE_NOT_FETCHED);
break;
default:
// Assume anything else (e.g. 'published') is valid and we should
// perform the rest of the logic in this function.
break;
}
}
if ($project->getStatus()) {
// We already know the status for this project, so there's nothing else to
// compute. Record the project status into $project_data and we're done.
$project->setProjectStatus($this->getProjectStatus());
return;
}
// Figure out the target major version.
$existing_major = $project->getExistingMajor();
$supported_majors = array();
if ($this->getSupportedMajors()) {
$supported_majors = explode(',', $this->getSupportedMajors());
} elseif ($this->getDefaultMajor()) {
// Older release history XML file without supported or recommended.
$supported_majors[] = $this->getDefaultMajor();
}
if (in_array($existing_major, $supported_majors)) {
// Still supported, stay at the current major version.
$target_major = $existing_major;
} elseif ($this->getRecommendedMajor()) {
// Since 'recommended_major' is defined, we know this is the new XML
// format. Therefore, we know the current release is unsupported since
// its major version was not in the 'supported_majors' list. We should
// find the best release from the recommended major version.
$target_major = $this->getRecommendedMajor();
$project->setStatus(self::UPDATE_NOT_SUPPORTED);
} elseif ($this->getDefaultMajor()) {
// Older release history XML file without recommended, so recommend
// the currently defined "default_major" version.
$target_major = $this->getDefaultMajor();
} else {
// Malformed XML file? Stick with the current version.
$target_major = $existing_major;
}
// Make sure we never tell the admin to downgrade. If we recommended an
// earlier version than the one they're running, they'd face an
// impossible data migration problem, since Drupal never supports a DB
// downgrade path. In the unfortunate case that what they're running is
// unsupported, and there's nothing newer for them to upgrade to, we
// can't print out a "Recommended version", but just have to tell them
// what they have is unsupported and let them figure it out.
$target_major = max($existing_major, $target_major);
$release_patch_changed = null;
$patch = '';
// If the project is marked as UPDATE_FETCH_PENDING, it means that the
// data we currently have (if any) is stale, and we've got a task queued
// up to (re)fetch the data. In that case, we mark it as such, merge in
// whatever data we have (e.g. project title and link), and move on.
if ($this->getFetchStatus() == self::UPDATE_FETCH_PENDING) {
$project->setStatus(self::UPDATE_FETCH_PENDING);
$project->setReason('No available update data');
$project->setFetchStatus($this->getFetchStatus());
return;
}
// Defend ourselves from XML history files that contain no releases.
if (!$this->getReleases()) {
$project->setStatus(self::UPDATE_UNKNOWN);
$project->setReason('No available releases found');
return;
}
foreach ($this->getReleases() as $version => $release) {
// First, if this is the existing release, check a few conditions.
if ($project->getExistingVersion() == $version) {
if ($release->hasTerm('Release type') && in_array('Insecure', $release->getTerm('Release type'))) {
$project->setStatus(self::UPDATE_NOT_SECURE);
} elseif ($release->getStatus() == 'unpublished') {
$project->setStatus(self::UPDATE_REVOKED);
} elseif ($release->hasTerm('Release type') && in_array('Unsupported', $release->getTerm('Release type'))) {
$project->setStatus(self::UPDATE_NOT_SUPPORTED);
}
}
// Otherwise, ignore unpublished, insecure, or unsupported releases.
if ($release->getStatus() == 'unpublished' || $release->hasTerm('Release type') && (in_array('Insecure', $release->getTerm('Release type')) || in_array('Unsupported', $release->getTerm('Release type')))) {
continue;
}
// See if this is a higher major version than our target and yet still
// supported. If so, record it as an "Also available" release.
// Note: some projects have a HEAD release from CVS days, which could
// be one of those being compared. They would not have version_major
// set, so we must call isset first.
if ($release->getVersionMajor() > $target_major) {
if (in_array($release->getVersionMajor(), $supported_majors)) {
if (!$project->hasAlsoAvailable($release->getVersionMajor())) {
$project->addAlsoAvailable($release->getVersionMajor(), $version);
$project->setRelease($version, $release);
}
}
// Otherwise, this release can't matter to us, since it's neither
// from the release series we're currently using nor the recommended
// release. We don't even care about security updates for this
// branch, since if a project maintainer puts out a security release
// at a higher major version and not at the lower major version,
// they must remove the lower version from the supported major
// versions at the same time, in which case we won't hit this code.
continue;
}
// Look for the 'latest version' if we haven't found it yet. Latest is
// defined as the most recent version for the target major version.
if (!$project->getLatestVersion() && $release->getVersionMajor() == $target_major) {
$project->setLatestVersion($version);
$project->setRelease($version, $release);
}
// Look for the development snapshot release for this branch.
if (!$project->getDevVersion() && $release->getVersionMajor() == $target_major && $release->getVersionExtra() == Project::INSTALL_TYPE_DEV) {
$project->setDevVersion($version);
$project->setRelease($version, $release);
}
// Look for the 'recommended' version if we haven't found it yet (see
// phpdoc at the top of this function for the definition).
if (!$project->getRecommended() && $release->getVersionMajor() == $target_major && $release->getVersionPatch()) {
if ($patch != $release->getVersionPatch()) {
$patch = $release->getVersionPatch();
$release_patch_changed = $release;
}
if (!$release->getVersionExtra() && $patch == $release->getVersionPatch()) {
$project->setRecommended($release_patch_changed->getVersion());
if ($release_patch_changed instanceof Release) {
$project->setRelease($release_patch_changed->getVersion(), $release_patch_changed);
}
}
}
// Stop searching once we hit the currently installed version.
if ($project->getExistingVersion() == $version) {
break;
}
// If we're running a dev snapshot and have a timestamp, stop
// searching for security updates once we hit an official release
// older than what we've got. Allow 100 seconds of leeway to handle
// differences between the datestamp in the .info file and the
// timestamp of the tarball itself (which are usually off by 1 or 2
// seconds) so that we don't flag that as a new release.
if ($project->getInstallType() == Project::INSTALL_TYPE_DEV) {
if (!$project->getDatestamp()) {
// We don't have current timestamp info, so we can't know.
continue;
} elseif ($release->getDate() && $project->getDatestamp() + 100 > $release->getDate()->getTimestamp()) {
// We're newer than this, so we can skip it.
continue;
}
}
// See if this release is a security update.
if ($release->hasTerm('Release type') && in_array('Security update', $release->getTerm('Release type'))) {
$project->addSecurityUpdate($release->getVersion(), $release);
}
}
// If we were unable to find a recommended version, then make the latest
// version the recommended version if possible.
if (!$project->getRecommended() && $project->getLatestVersion()) {
$project->setRecommended($project->getLatestVersion());
}
// Check to see if we need an update or not.
if ($project->hasSecurityUpdates()) {
// If we found security updates, that always trumps any other status.
$project->setStatus(self::UPDATE_NOT_SECURE);
}
if ($project->getStatus()) {
// If we already know the status, we're done.
return;
}
// If we don't know what to recommend, there's nothing we can report.
// Bail out early.
if (!$project->getRecommended()) {
$project->setStatus(self::UPDATE_UNKNOWN);
$project->setReason('No available releases found');
return;
}
// If we're running a dev snapshot, compare the date of the dev snapshot
// with the latest official version, and record the absolute latest in
// 'latest_dev' so we can correctly decide if there's a newer release
// than our current snapshot.
if ($project->getInstallType() == Project::INSTALL_TYPE_DEV) {
if ($project->getDevVersion() && $this->getRelease($project->getDevVersion())->getDate() > $this->getRelease($project->getLatestVersion())->getDate()) {
$project->setLatestDev($project->getDevVersion());
} else {
$project->setLatestDev($project->getLatestVersion());
}
}
// Figure out the status, based on what we've seen and the install type.
switch ($project->getInstallType()) {
case Project::INSTALL_TYPE_OFFICIAL:
if ($project->getExistingVersion() == $project->getRecommended() || $project->getExistingVersion() == $project->getLatestVersion()) {
$project->setStatus(self::UPDATE_CURRENT);
} else {
$project->setStatus(self::UPDATE_NOT_CURRENT);
}
break;
case Project::INSTALL_TYPE_DEV:
$latest = $this->getRelease($project->getLatestDev());
if (!$project->getDatestamp()) {
$project->setStatus(self::UPDATE_NOT_CHECKED);
$project->setReason('Unknown release date');
} elseif ($project->getDatestamp() + 100 > $latest->getDate()->getTimestamp()) {
$project->setStatus(self::UPDATE_CURRENT);
} else {
$project->setStatus(self::UPDATE_NOT_CURRENT);
}
break;
default:
$project->setStatus(self::UPDATE_UNKNOWN);
$project->setReason('Invalid info');
}
}