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CrowdControl/Assets/3rd/Plugins/Easy Save 3/Web/ES3Cloud.php

305 lines
9.8 KiB
PHP

<?php
/*
------------------------------------------------------------------------------------
IT IS NOT NECESSARY TO MODIFY THIS SCRIPT TO USE EASY SAVE 3 CLOUD
------------------------------------------------------------------------------------
*/
$tableName = "es3cloud"; // The name of the table used to store file names.
$filenameField = "filename"; // The name of the field where we save our file name.
$fileDataField = "data"; // The name of the field containing the data relating to.
$userField = "user"; // The name of the field containing the name of the user this file relates to, if any.
$lastUpdatedField = "lastUpdated"; // The name of the field containing the last updated timestamp.
// Handles installation of the database tables and variables script.
if(!file_exists("ES3Variables.php"))
{
if(!isset($_POST["dbHost"]))
PreInstall();
else
Install($_POST["dbHost"], $_POST["dbUser"], $_POST["dbPassword"], $_POST["dbName"], $tableName, $filenameField, $fileDataField, $userField, $lastUpdatedField);
exit();
}
include_once "ES3Variables.php";
// Check connection to database.
try
{
$db = new PDO("mysql:host=$db_host;dbname=$db_name", $db_user, $db_password, array(PDO::ATTR_ERRMODE => PDO::ERRMODE_EXCEPTION));
}
catch(PDOException $e)
{
Error("Could not connect to database.", $e->getMessage(), 501);
}
if(!isset($_POST["apiKey"]))
{
echo "ES3Cloud is functioning correctly.";
exit();
}
if($_POST["apiKey"] != $api_key)
Error("Incorrect API Key", "Incorrect API Key", 403);
// ----- GET FILE -----
if(isset($_POST["getFile"]))
{
$stmt = $db->prepare("SELECT $fileDataField FROM $tableName WHERE $filenameField = :filename AND $userField = :user AND $lastUpdatedField > :timestamp LIMIT 1");
$stmt->bindParam(":filename", $_POST["getFile"]);
$postUser = GetPOSTUser();
$stmt->bindParam(":user", $postUser);
$postTimestamp = GetPOSTTimestamp();
$stmt->bindParam(":timestamp", $postTimestamp);
$stmt->execute();
if($stmt->rowCount() > 0)
{
$data = $stmt->fetchColumn();
// Manually set the content length so WWW.progress works.
header($_SERVER["SERVER_PROTOCOL"] . " 200 OK");
header("Cache-Control: public");
header("Content-Type: application/octet-stream");
header("Content-Transfer-Encoding: Binary");
header("Content-Length:".strlen($data));
echo $data;
}
}
// ----- PUT FILE -----
else if(isset($_POST["putFile"]))
{
// Get uploaded data.
$filePath = $_FILES["data"]["tmp_name"];
// If file doesn't exist or it contains no data, throw an error.
if(!file_exists($filePath) || filesize($filePath) == 0)
Error("Uploaded file does not exist or is empty.", "Uploaded file does not exist or is empty.", 400);
$fp = fopen($filePath, 'rb');
$stmt = $db->prepare("INSERT INTO $tableName ($filenameField, $fileDataField, $userField, $lastUpdatedField) VALUES (:filename, :data, :user, :timestamp) ON DUPLICATE KEY UPDATE $fileDataField = VALUES($fileDataField), $lastUpdatedField = VALUES($lastUpdatedField)");
$stmt->bindParam(":filename", $_POST["putFile"]);
$stmt->bindParam(":data", $fp, PDO::PARAM_LOB);
$postUser = GetPOSTUser();
$stmt->bindParam(":user", $postUser);
$postTimestamp = GetPOSTTimestamp();
$stmt->bindParam(":timestamp", $postTimestamp);
$stmt->execute();
}
// ----- RENAME FILE -----
else if(isset($_POST["renameFile"]))
{
$stmt = $db->prepare("UPDATE $tableName SET $filenameField = :newFilename WHERE $filenameField = :filename AND $userField = :user");
$stmt->bindParam(":filename", $_POST["renameFile"]);
$stmt->bindParam(":newFilename", $_POST["newFilename"]);
$postUser = GetPOSTUser();
$stmt->bindParam(":user", $postUser);
$stmt->execute();
}
// ----- DELETE FILE -----
else if(isset($_POST["deleteFile"]))
{
$stmt = $db->prepare("DELETE FROM $tableName WHERE $filenameField = :filename AND $userField = :user");
$stmt->bindParam(":filename", $_POST["deleteFile"]);
$postUser = GetPOSTUser();
$stmt->bindParam(":user", $postUser);
$stmt->execute();
}
// ----- GET FILENAMES WITH PATTERN -----
else if(isset($_POST["getFilenames"]) && isset($_POST["pattern"]))
{
echo "Here";
$stmt = $db->prepare("SELECT $filenameField FROM $tableName WHERE $userField = :user AND $filenameField LIKE :pattern");
$postUser = GetPOSTUser();
$stmt->bindParam(":user", $postUser);
$stmt->bindParam(":pattern", $_POST["pattern"]);
$stmt->execute();
$rows = $stmt->fetchAll();
foreach($rows as $row)
echo $row[$filenameField] . ";";
}
// ----- GET FILENAMES -----
else if(isset($_POST["getFilenames"]))
{
$stmt = $db->prepare("SELECT $filenameField FROM $tableName WHERE $userField = :user");
$postUser = GetPOSTUser();
$stmt->bindParam(":user", $postUser);
$stmt->execute();
$rows = $stmt->fetchAll();
foreach($rows as $row)
echo $row[$filenameField] . ";";
}
// ----- GET TIMESTAMP -----
else if(isset($_POST["getTimestamp"]))
{
$stmt = $db->prepare("SELECT $lastUpdatedField FROM $tableName WHERE $filenameField = :filename AND $userField = :user LIMIT 1");
$stmt->bindParam(":filename", $_POST["getTimestamp"]);
$postUser = GetPOSTUser();
$stmt->bindParam(":user", $postUser);
$stmt->execute();
if($stmt->rowCount() > 0)
echo $stmt->fetchColumn();
else
Error("Could not get timestamp as file does not exist.", "Could not get timestamp as file does not exist.", 400);
}
else
Error("No valid operation was specified", "No valid operation was specified", 400);
// Close the connection to the database by nullifying the variable.
$db = null;
function GetPOSTUser()
{
return isset($_POST["user"]) ? $_POST["user"] : "";
}
function GetPOSTTimestamp()
{
return isset($_POST["timestamp"]) ? $_POST["timestamp"] : 0;
}
function Error($headerMsg, $msg, $code)
{
header($headerMsg, true, $code);
print_r($msg);
if(isset($GLOBALS['db']))
$GLOBALS['db'] = null;
exit();
}
// ------- INSTALL METHODS -------
function PreInstall()
{
echo ' <div style="font-family:Arial, Helvetica, sans-serif">
<h1>ES3 Cloud Installation</h1>
<p>This will install the ES3 Cloud tables on your MySQL database, and add the required <em>ES3Variables.php</em> file to your server.</p>
<p><strong>Please enter your database details below:</strong></p>
<p>
<form method="post">
Database Host:<br>
<input type="text" name="dbHost">
<br>
<br>
Database User:<br>
<input type="text" name="dbUser">
<br>
<br>
Database Password:<br>
<input type="password" name="dbPassword">
<br>
<br>
Database Name:<br>
<input type="text" name="dbName">
<br>
<br>
<button type="submit" style="font-size:14pt; font-weight:bold;">Install ES3Cloud</button>
</form>
</p>
</div>';
}
function Install($dbHost, $dbUser, $dbPassword, $dbName, $tableName, $filenameField, $fileDataField, $userField, $lastUpdatedField)
{
try
{
$db = new PDO("mysql:host=$dbHost;dbname=$dbName", $dbUser, $dbPassword, array(PDO::ATTR_ERRMODE => PDO::ERRMODE_EXCEPTION, PDO::ATTR_TIMEOUT => 5));
$tableExists = $db->query("SELECT * FROM information_schema.tables WHERE table_schema = '$dbName' AND table_name = '$tableName' LIMIT 1;");
if($tableExists->rowCount() == 0)
{
// Create the table if it doesn't already exist.
try
{
$createTableQuery =
"CREATE TABLE IF NOT EXISTS `$tableName` (
`$filenameField` varchar(200) NOT NULL,
`$fileDataField` longblob NOT NULL,
`$userField` varchar(64) NOT NULL,
`$lastUpdatedField` int(11) unsigned NOT NULL DEFAULT '0',
PRIMARY KEY (`$filenameField`,`$userField`)
) ENGINE=InnoDB COLLATE=utf8_unicode_ci CHARSET=utf8;";
$db->query($createTableQuery);
}
catch (PDOException $e)
{
echo " <p>Could not create tables on database. Database threw error:</p><p>".$e->getMessage()."</p>
<p>To manually install the MySQL tables, please run the following SQL code on your database:</p>
<pre>$createTableQuery</pre>";
exit();
}
}
try
{
$apiKey = substr(md5(microtime()),rand(0,26),12);
$phpScript =
"<?php
\$api_key = '$apiKey'; // The API key you need to specify to use when accessing this API.
\$db_host = '$dbHost'; // MySQL Host Name.
\$db_user = '$dbUser'; // MySQL User Name.
\$db_password = '$dbPassword'; // MySQL Password.
\$db_name = '$dbName'; // MySQL Database Name.
?>";
// Check that path is writable or file_put_contents is supported.
if(!function_exists("file_put_contents"))
{
ManuallyInstall($phpScript);
exit();
}
else
{
file_put_contents("ES3Variables.php", $phpScript);
}
}
catch(Exception $e)
{
ManuallyInstall($phpScript);
exit();
}
if(!file_exists("ES3Variables.php"))
{
ManuallyInstall($phpScript);
exit();
}
echo
"
<div style='font-family:Arial, Helvetica, sans-serif'>
<h1>Successfully installed ES3Cloud</h1>
<p><strong>IMPORTANT:</strong><br>Please take note of your API key below. You will need to use it whenever using the API.</p>
<p>Your API key can also be found in the <em>ES3Variables.php</em> file which has just been installed.</p>
<p style='font-size:16pt'><strong>API Key:</strong> $apiKey</p>
</div>
";
}
catch(PDOException $e)
{
echo "<p><b>Database could not be accessed with these details</b>. The database returned the following error:</p><p>" . $e->getMessage() . "</p>";
PreInstall();
exit();
}
}
function ManuallyInstall($phpScript)
{
echo " <p>Couldn't create PHP file on your server. This could be because file_put_contents is not supported on your server, or you do not have permission to write files to this folder on your server.</p>
<p>To manually install the PHP file, please create a file named <em>ES3Variables.php</em> in the same directory as your ES3.php file with the following contents:</p>
<pre>$phpScript</pre>
<p>After creating this file, installation will be complete.</p>";
}
?>