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class.EtherpadClient.php
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class.EtherpadClient.php
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<?php
/*
* Copyright 2007-2011 Charles du Jeu <contact (at) cdujeu.me>
* This file is part of AjaXplorer.
*
* AjaXplorer is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* AjaXplorer is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with AjaXplorer. If not, see <http://www.gnu.org/licenses/>.
*
* The latest code can be found at <http://www.ajaxplorer.info/>.
*/
defined('AJXP_EXEC') or die( 'Access not allowed');
class EtherpadClient extends AJXP_Plugin{
var $baseURL = "http://localhost:9001";
var $apiKey = "";
public function switchAction($actionName, $httpVars, $fileVars){
$this->baseURL = rtrim($this->pluginConf["ETHERPAD_SERVER"], "/");
$this->apiKey = $this->pluginConf["ETHERPAD_APIKEY"];
if(isSet($httpVars["file"])){
$repository = ConfService::getRepository();
if(!$repository->detectStreamWrapper(false)){
return false;
}
$plugin = AJXP_PluginsService::findPlugin("access", $repository->getAccessType());
$streamData = $plugin->detectStreamWrapper(true);
$destStreamURL = $streamData["protocol"]."://".$repository->getId()."/";
$filename = $destStreamURL. AJXP_Utils::securePath($httpVars["file"]);
if(!is_file($filename)){
throw new Exception("Cannot find file!");
}
}
require_once("etherpad-client/etherpad-lite-client.php");
$client = new EtherpadLiteClient($this->apiKey,$this->baseURL."/api");
$userName = AuthService::getLoggedUser()->getId();
$res = $client->createAuthorIfNotExistsFor($userName, $userName);
$authorID = $res->authorID;
$res2 = $client->createGroupIfNotExistsFor("ajaxplorer");
$groupID = $res2->groupID;
if($actionName == "etherpad_create"){
if(isSet($httpVars["pad_name"])){
$padID = $httpVars["pad_name"];
$startContent = "";
if($httpVars["pad_type"] && $httpVars["pad_type"] == 'free'){
$padID = "FREEPAD__".$padID;
}
}else if(isSet($httpVars["file"])){
$startContent = file_get_contents($filename);
if(strtolower(pathinfo($filename, PATHINFO_EXTENSION)) == "html"){
$startContentHTML = $startContent;
}
$padID = AJXP_Utils::slugify($httpVars["file"]);
}
$resP = $client->listPads($res2->groupID);
$pads = $resP->padIDs;
if(!in_array($groupID.'$'.$padID, $pads)){
$res3 = $client->createGroupPad($groupID, $padID, null);
if(isSet($startContentHTML)){
$client->setHTML($groupID.'$'.$padID, $startContentHTML);
}else if(!empty($startContent)){
$client->setText($groupID.'$'.$padID, $startContent);
}
}else{
// Check if content needs relaunch!
$test = $client->getText($groupID.'$'.$padID);
if(!empty($startContent) && $test->text != $startContent){
if(isSet($startContentHTML)){
$client->setHTML($groupID.'$'.$padID, $startContentHTML);
}else{
$client->setText($groupID.'$'.$padID, $startContent);
}
}
}
$res4 = $client->createSession($groupID, $authorID, time()+14400);
$sessionID = $res4->sessionID;
setcookie('sessionID', $sessionID, null, "/");
$padID = $groupID.'$'.$padID;
$data = array(
"url" => $this->baseURL."/p/".$padID,
"padID" => $padID,
"sessionID" => $sessionID,
);
HTMLWriter::charsetHeader('application/json');
echo(json_encode($data));
}else if ($actionName == "etherpad_save"){
$node = new AJXP_Node($filename);
$padID = $httpVars["pad_id"];
if(isSet($startContentHTML)){
$res = $client->getHTML($padID);
}else{
$res = $client->getText($padID);
}
AJXP_Controller::applyHook("node.before_change", array($node, strlen($res->text)));
file_put_contents($filename, $res->text);
AJXP_Controller::applyHook("node.change", array($node, $node));
}else if ($actionName == "etherpad_close"){
// WE SHOULD DETECT IF THERE IS NOBODY CONNECTED ANYMORE, AND DELETE THE PAD.
$sessionID = $httpVars["session_id"];
$client->deleteSession($sessionID);
}else if($actionName == "etherpad_proxy_api"){
if($httpVars["api_action"] == "list_pads"){
$res = $client->listPads($groupID);
}else if($httpVars["api_action"] == "list_authors_for_pad"){
$res = $client->listAuthorsOfPad($httpVars["pad_id"]);
}
HTMLWriter::charsetHeader("application/json");
echo(json_encode($res));
}
}
}