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<?php
if ( !class_exists('Puc_v4p6_Vcs_PluginUpdateChecker') ):
class Puc_v4p6_Vcs_PluginUpdateChecker extends Puc_v4p6_Plugin_UpdateChecker implements Puc_v4p6_Vcs_BaseChecker {
/**
* @var string The branch where to look for updates. Defaults to "master".
*/
protected $branch = 'master';
/**
* @var Puc_v4p6_Vcs_Api Repository API client.
*/
protected $api = null;
/**
* Puc_v4p6_Vcs_PluginUpdateChecker constructor.
*
* @param Puc_v4p6_Vcs_Api $api
* @param string $pluginFile
* @param string $slug
* @param int $checkPeriod
* @param string $optionName
* @param string $muPluginFile
*/
public function __construct($api, $pluginFile, $slug = '', $checkPeriod = 12, $optionName = '', $muPluginFile = '') {
$this->api = $api;
$this->api->setHttpFilterName($this->getUniqueName('request_info_options'));
parent::__construct($api->getRepositoryUrl(), $pluginFile, $slug, $checkPeriod, $optionName, $muPluginFile);
$this->api->setSlug($this->slug);
}
public function requestInfo($unusedParameter = null) {
//We have to make several remote API requests to gather all the necessary info
//which can take a while on slow networks.
if ( function_exists('set_time_limit') ) {
@set_time_limit(60);
}
$api = $this->api;
$api->setLocalDirectory($this->package->getAbsoluteDirectoryPath());
$info = new Puc_v4p6_Plugin_Info();
$info->filename = $this->pluginFile;
$info->slug = $this->slug;
$this->setInfoFromHeader($this->package->getPluginHeader(), $info);
//Pick a branch or tag.
$updateSource = $api->chooseReference($this->branch);
if ( $updateSource ) {
$ref = $updateSource->name;
$info->version = $updateSource->version;
$info->last_updated = $updateSource->updated;
$info->download_url = $updateSource->downloadUrl;
if ( !empty($updateSource->changelog) ) {
$info->sections['changelog'] = $updateSource->changelog;
}
if ( isset($updateSource->downloadCount) ) {
$info->downloaded = $updateSource->downloadCount;
}
} else {
//There's probably a network problem or an authentication error.
do_action(
'puc_api_error',
new WP_Error(
'puc-no-update-source',
'Could not retrieve version information from the repository. '
. 'This usually means that the update checker either can\'t connect '
. 'to the repository or it\'s configured incorrectly.'
),
null, null, $this->slug
);
return null;
}
//Get headers from the main plugin file in this branch/tag. Its "Version" header and other metadata
//are what the WordPress install will actually see after upgrading, so they take precedence over releases/tags.
$mainPluginFile = basename($this->pluginFile);
$remotePlugin = $api->getRemoteFile($mainPluginFile, $ref);
if ( !empty($remotePlugin) ) {
$remoteHeader = $this->package->getFileHeader($remotePlugin);
$this->setInfoFromHeader($remoteHeader, $info);
}
//Try parsing readme.txt. If it's formatted according to WordPress.org standards, it will contain
//a lot of useful information like the required/tested WP version, changelog, and so on.
if ( $this->readmeTxtExistsLocally() ) {
$this->setInfoFromRemoteReadme($ref, $info);
}
//The changelog might be in a separate file.
if ( empty($info->sections['changelog']) ) {
$info->sections['changelog'] = $api->getRemoteChangelog($ref, $this->package->getAbsoluteDirectoryPath());
if ( empty($info->sections['changelog']) ) {
$info->sections['changelog'] = __('There is no changelog available.', 'plugin-update-checker');
}
}
if ( empty($info->last_updated) ) {
//Fetch the latest commit that changed the tag or branch and use it as the "last_updated" date.
$latestCommitTime = $api->getLatestCommitTime($ref);
if ( $latestCommitTime !== null ) {
$info->last_updated = $latestCommitTime;
}
}
$info = apply_filters($this->getUniqueName('request_info_result'), $info, null);
return $info;
}
/**
* Check if the currently installed version has a readme.txt file.
*
* @return bool
*/
protected function readmeTxtExistsLocally() {
return $this->package->fileExists($this->api->getLocalReadmeName());
}
/**
* Copy plugin metadata from a file header to a Plugin Info object.
*
* @param array $fileHeader
* @param Puc_v4p6_Plugin_Info $pluginInfo
*/
protected function setInfoFromHeader($fileHeader, $pluginInfo) {
$headerToPropertyMap = array(
'Version' => 'version',
'Name' => 'name',
'PluginURI' => 'homepage',
'Author' => 'author',
'AuthorName' => 'author',
'AuthorURI' => 'author_homepage',
'Requires WP' => 'requires',
'Tested WP' => 'tested',
'Requires at least' => 'requires',
'Tested up to' => 'tested',
);
foreach ($headerToPropertyMap as $headerName => $property) {
if ( isset($fileHeader[$headerName]) && !empty($fileHeader[$headerName]) ) {
$pluginInfo->$property = $fileHeader[$headerName];
}
}
if ( !empty($fileHeader['Description']) ) {
$pluginInfo->sections['description'] = $fileHeader['Description'];
}
}
/**
* Copy plugin metadata from the remote readme.txt file.
*
* @param string $ref GitHub tag or branch where to look for the readme.
* @param Puc_v4p6_Plugin_Info $pluginInfo
*/
protected function setInfoFromRemoteReadme($ref, $pluginInfo) {
$readme = $this->api->getRemoteReadme($ref);
if ( empty($readme) ) {
return;
}
if ( isset($readme['sections']) ) {
$pluginInfo->sections = array_merge($pluginInfo->sections, $readme['sections']);
}
if ( !empty($readme['tested_up_to']) ) {
$pluginInfo->tested = $readme['tested_up_to'];
}
if ( !empty($readme['requires_at_least']) ) {
$pluginInfo->requires = $readme['requires_at_least'];
}
if ( isset($readme['upgrade_notice'], $readme['upgrade_notice'][$pluginInfo->version]) ) {
$pluginInfo->upgrade_notice = $readme['upgrade_notice'][$pluginInfo->version];
}
}
public function setBranch($branch) {
$this->branch = $branch;
return $this;
}
public function setAuthentication($credentials) {
$this->api->setAuthentication($credentials);
return $this;
}
public function getVcsApi() {
return $this->api;
}
public function getUpdate() {
$update = parent::getUpdate();
if ( isset($update) && !empty($update->download_url) ) {
$update->download_url = $this->api->signDownloadUrl($update->download_url);
}
return $update;
}
public function onDisplayConfiguration($panel) {
parent::onDisplayConfiguration($panel);
$panel->row('Branch', $this->branch);
$panel->row('Authentication enabled', $this->api->isAuthenticationEnabled() ? 'Yes' : 'No');
$panel->row('API client', get_class($this->api));
}
}
endif;