206 lines
6.5 KiB
PHP
206 lines
6.5 KiB
PHP
<?php
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/**
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* DokuWiki Plugin gitbacked (Action Component)
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*
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* @license GPL 2 http://www.gnu.org/licenses/gpl-2.0.html
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* @author Wolfgang Gassler <wolfgang@gassler.org>
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*/
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// must be run within Dokuwiki
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if (!defined('DOKU_INC')) die();
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if (!defined('DOKU_LF')) define('DOKU_LF', "\n");
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if (!defined('DOKU_TAB')) define('DOKU_TAB', "\t");
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if (!defined('DOKU_PLUGIN')) define('DOKU_PLUGIN',DOKU_INC.'lib/plugins/');
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require_once DOKU_PLUGIN.'action.php';
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require_once dirname(__FILE__).'/../lib/Git.php';
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class action_plugin_gitbacked_editcommit extends DokuWiki_Action_Plugin {
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function __construct() {
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global $conf;
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$this->temp_dir = $conf['tmpdir'].'/gitbacked';
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io_mkdir_p($this->temp_dir);
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}
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public function register(Doku_Event_Handler $controller) {
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$controller->register_hook('IO_WIKIPAGE_WRITE', 'AFTER', $this, 'handle_io_wikipage_write');
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$controller->register_hook('MEDIA_UPLOAD_FINISH', 'AFTER', $this, 'handle_media_upload');
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$controller->register_hook('MEDIA_DELETE_FILE', 'AFTER', $this, 'handle_media_deletion');
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$controller->register_hook('DOKUWIKI_DONE', 'AFTER', $this, 'handle_periodic_pull');
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}
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private function initRepo() {
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//get path to the repo root (by default DokuWiki's savedir)
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if(defined('DOKU_FARM')) {
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$repoPath = $this->getConf('repoPath');
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} else {
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$repoPath = DOKU_INC.$this->getConf('repoPath');
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}
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//set the path to the git binary
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$gitPath = trim($this->getConf('gitPath'));
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if ($gitPath !== '') {
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Git::set_bin($gitPath);
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}
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//init the repo and create a new one if it is not present
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io_mkdir_p($repoPath);
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$repo = new GitRepo($repoPath, true, true);
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//set git working directory (by default DokuWiki's savedir)
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$repoWorkDir = DOKU_INC.$this->getConf('repoWorkDir');
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Git::set_bin(Git::get_bin().' --work-tree '.escapeshellarg($repoWorkDir));
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$params = str_replace(
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array('%mail%','%user%'),
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array($this->getAuthorMail(),$this->getAuthor()),
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$this->getConf('addParams'));
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if ($params) {
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Git::set_bin(Git::get_bin().' '.$params);
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}
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return $repo;
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}
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private function isIgnored($filePath) {
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$ignore = false;
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$ignorePaths = trim($this->getConf('ignorePaths'));
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if ($ignorePaths !== '') {
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$paths = explode(',',$ignorePaths);
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foreach($paths as $path) {
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if (strstr($filePath,$path)) {
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$ignore = true;
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}
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}
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}
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return $ignore;
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}
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private function commitFile($filePath,$message) {
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if (!$this->isIgnored($filePath)) {
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$repo = $this->initRepo();
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//add the changed file and set the commit message
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$repo->add($filePath);
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$repo->commit($message);
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//if the push after Commit option is set we push the active branch to origin
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if ($this->getConf('pushAfterCommit')) {
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$repo->push('origin',$repo->active_branch());
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}
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}
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}
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private function getAuthor() {
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return $GLOBALS['USERINFO']['name'];
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}
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private function getAuthorMail() {
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return $GLOBALS['USERINFO']['mail'];
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}
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public function handle_periodic_pull(Doku_Event &$event, $param) {
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if ($this->getConf('periodicPull')) {
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$lastPullFile = $this->temp_dir.'/lastpull.txt';
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//check if the lastPullFile exists
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if (is_file($lastPullFile)) {
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$lastPull = unserialize(file_get_contents($lastPullFile));
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} else {
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$lastPull = 0;
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}
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//calculate time between pulls in seconds
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$timeToWait = $this->getConf('periodicMinutes')*60;
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$now = time();
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//if it is time to run a pull request
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if ($lastPull+$timeToWait < $now) {
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$repo = $this->initRepo();
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//execute the pull request
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$repo->pull('origin',$repo->active_branch());
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//save the current time to the file to track the last pull execution
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file_put_contents($lastPullFile,serialize(time()));
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}
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}
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}
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public function handle_media_deletion(Doku_Event &$event, $param) {
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$mediaPath = $event->data['path'];
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$mediaName = $event->data['name'];
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$message = str_replace(
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array('%media%','%user%'),
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array($mediaName,$this->getAuthor()),
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$this->getConf('commitMediaMsgDel')
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);
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$this->commitFile($mediaPath,$message);
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}
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public function handle_media_upload(Doku_Event &$event, $param) {
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$mediaPath = $event->data[1];
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$mediaName = $event->data[2];
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$message = str_replace(
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array('%media%','%user%'),
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array($mediaName,$this->getAuthor()),
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$this->getConf('commitMediaMsg')
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);
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$this->commitFile($mediaPath,$message);
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}
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public function handle_io_wikipage_write(Doku_Event &$event, $param) {
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$rev = $event->data[3];
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/* On update to an existing page this event is called twice,
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* once for the transfer of the old version to the attic (rev will have a value)
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* and once to write the new version of the page into the wiki (rev is false)
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*/
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if (!$rev) {
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$pagePath = $event->data[0][0];
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$pageName = $event->data[2];
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$pageContent = $event->data[0][1];
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// get the summary directly from the form input
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// as the metadata hasn't updated yet
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$editSummary = $GLOBALS['INPUT']->str('summary');
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// empty content indicates a page deletion
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if ($pageContent == '') {
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// get the commit text for deletions
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$msgTemplate = $this->getConf('commitPageMsgDel');
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// bad hack as DokuWiki deletes the file after this event
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// thus, let's delete the file by ourselves, so git can recognize the deletion
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// DokuWiki uses @unlink as well, so no error should be thrown if we delete it twice
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@unlink($pagePath);
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} else {
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//get the commit text for edits
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$msgTemplate = $this->getConf('commitPageMsg');
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}
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$message = str_replace(
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array('%page%','%summary%','%user%'),
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array($pageName,$editSummary,$this->getAuthor()),
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$msgTemplate
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);
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$this->commitFile($pagePath,$message);
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}
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}
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}
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// vim:ts=4:sw=4:et:
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