fusionpbx/core/install/install_first_time.php

<?php
/*
	FusionPBX
	Version: MPL 1.1

	The contents of this file are subject to the Mozilla Public License Version
	1.1 (the "License"); you may not use this file except in compliance with
	the License. You may obtain a copy of the License at
	http://www.mozilla.org/MPL/

	Software distributed under the License is distributed on an "AS IS" basis,
	WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
	for the specific language governing rights and limitations under the
	License.

	The Original Code is FusionPBX

	The Initial Developer of the Original Code is
	Mark J Crane <markjcrane@fusionpbx.com>
	Portions created by the Initial Developer are Copyright (C) 2008-2015
	the Initial Developer. All Rights Reserved.

	Contributor(s):
	Mark J Crane <markjcrane@fusionpbx.com>
	Matthew Vale <github@mafoo.org>
*/
require_once "root.php";
require_once "resources/functions.php";
require_once "resources/classes/text.php";

//initialize variables we are going to use
	$event_host = '';
	$event_port = '';
	$event_password = '';
	$install_language = 'en-us';
	$admin_username = '';
	$admin_password = '';
	$install_default_country = 'US';
	$install_template_name = '';
	$domain_name = '';
	$db_type = '';
	$db_path = '';
	$db_host = '';
	$db_port = '';
	$db_name = '';
	$db_username = '';
	$db_password = '';
	$db_create = '';
	$db_create_username = '';
	$db_create_password = '';

//detect the iso country code from the locale
//TBD $locale = Locale::getDefault();
$timezone = 'UTC';
if (is_link('/etc/localtime')) {
    // Mac OS X (and older Linuxes)    
    // /etc/localtime is a symlink to the 
    // timezone in /usr/share/zoneinfo.
    $filename = readlink('/etc/localtime');
    if (strpos($filename, '/usr/share/zoneinfo/') === 0) {
        $timezone = substr($filename, 20);
    }
} elseif (file_exists('/etc/timezone')) {
    // Ubuntu / Debian.
    $data = file_get_contents('/etc/timezone');
    if ($data) {
        $timezone = rtrim($data);
    }
} elseif (file_exists('/etc/sysconfig/clock')) {
    // RHEL / CentOS
    $data = parse_ini_file('/etc/sysconfig/clock');
    if (!empty($data['ZONE'])) {
        $timezone = $data['ZONE'];
    }
}
 
date_default_timezone_set($timezone);

//detect install state
$first_time_install = true;
if (file_exists($_SERVER['DOCUMENT_ROOT'].PROJECT_PATH."/resources/config.php")) {
	$first_time_install = false;
} elseif (file_exists("/etc/fusionpbx/config.php")) {
	$first_time_install = false;
} elseif (file_exists("/usr/local/etc/fusionpbx/config.php")) {
	$first_time_install = false;
}

if(!$first_time_install) {
	require_once "resources/require.php";
	require_once "resources/check_auth.php";
	if (!if_group("superadmin")) {
		echo "access denied";
		exit;
	}
}

$install_step = '';
$return_install_step = '';

if (count($_POST) > 0) {
	$install_language = check_str($_POST["install_language"]);
	$install_step = check_str($_POST["install_step"]);
	$return_install_step = check_str($_POST["return_install_step"]);
	if(isset($_POST["event_host"])){
		$event_host		= check_str($_POST["event_host"]);
		$event_port		= check_str($_POST["event_port"]);
		$event_password	= check_str($_POST["event_password"]);
	}
	if(isset($_POST["db_type"])){
		$db_type					= $_POST["db_type"];
		$admin_username				= $_POST["admin_username"];
		$admin_password				= $_POST["admin_password"];
		$install_default_country	= $_POST["install_default_country"];
		$install_template_name		= $_POST["install_template_name"];
		$domain_name				= $_POST["domain_name"];
	}
}

if(!$install_step) { $install_step = 'select_language'; }

	$_SESSION['domain']['language']['code'] = $install_language;

//add multi-lingual support
	$language = new text;
	$text = $language->get();

//set a default template
	$default_template = 'enhanced';
	if (isset($_SESSION['domain']['template']['name']) and strlen($_SESSION['domain']['template']['name']) != 0) {
		$default_template = $_SESSION['domain']['template']['name'];
	}

//set a default enviroment if first_time
	if($first_time_install){
	//initialize some varibles to cut down on warnings
		$_SESSION['message'] = '';
		$v_link_label_play = '';
		$v_link_label_pause = '';
		$default_login = 0;
		$onload = '';
	}

//get the contents of the template and save it to the template variable
	$template = file_get_contents($_SERVER["DOCUMENT_ROOT"].PROJECT_PATH.'/themes/'.$default_template.'/template.php');

//buffer the content
	ob_end_clean(); //clean the buffer
	ob_start();

	$messages = array();
	if (!extension_loaded('PDO')) {
		$messages[] = "<b>PHP PDO was not detected</b>. Please install it before proceeding";
	}

	echo "<div align='center'>\n";
	$msg = '';
	//make sure the includes directory is writable so the config.php file can be written.
		if (!is_writable($_SERVER["DOCUMENT_ROOT"].PROJECT_PATH."/resources/pdo.php")) {
			$messages[] = "<b>Write access to ".$_SERVER["DOCUMENT_ROOT"].PROJECT_PATH."</b> and its sub-directories are required during the install.";
		}
	//test for selinux
		if (file_exists('/usr/sbin/getenforce')) {
			$enforcing;
			exec('getenforce', $enforcing);
			if($enforcing[0] == 'Enforcing'){
				$messages[] = "<b>SELinux is enabled and enforcing</b> you must have a policy installed to let the webserver connect to the switch event socket<br/>".
				"<sm>You can use the following to find what ports are allowed<pre>semanage port -l | grep '^http_port_t'</pre></sm>";
			}
		}
	//test for windows and non sqlite
		if (strtoupper(substr(PHP_OS, 0, 3)) === 'WIN' and strlen($db_type) > 0 and $db_type !='sqlite') {
			$messages[] = "<b>Windows requires a system DSN ODBC connection</b> this must be configured after installing then restart freeswitch.";
		}

	//action code
	if($return_install_step == 'config_detail'){
	//check for all required data
		$existing_errors = count($messages);
		if (strlen($admin_username) == 0) { $messages[] = "Please provide the Admin Username"; }
		if (strlen($admin_password) == 0) {	$messages[] = "Please provide the Admin Password"; }
		elseif (strlen($admin_password) < 5) { $messages[] = "Please provide an Admin Password that is 5 or more characters.<br>\n"; }
		if ( count($messages) > $existing_errors) { $install_step = 'config_detail'; }
	}

	if($install_step =='execute')
	{
		//start the rocket launch!
		
		//set the max execution time to 1 hour
		ini_set('max_execution_time',3600);
	}

	//display messages
	if (count($messages)>0) {
		echo "<br />\n";
		echo "<div align='center'>\n";
		echo "<table width='75%'>\n";
		echo "<tr>\n";
		echo "<th align='left'>Messages</th>\n";
		echo "</tr>\n";
		echo "<tr>\n";
		echo "<td class='row_style1'><strong><ul>\n";
		foreach ($messages as $message){
			echo "<li>$message</li>\n";
		}
		echo "</ul></strong></td>\n";
		echo "</tr>\n";
		echo "</table>\n";
		echo "</div>\n";
	}

//includes and title
	$document['title'] = $text['title-install_first_time'];

	//view code
	if($install_step == 'select_language'){
		include "resources/page_parts/install_select_language.php";
		echo "<form method='post' name='frm' action=''>\n";
		echo "	<input type='hidden' name='install_language' value='".$_SESSION['domain']['language']['code']."'/>\n";
		echo "	<input type='hidden' name='return_install_step' value='select_language'/>\n";
		echo "	<input type='hidden' name='install_step' value='detect_config'/>\n";
		echo "	<div style='text-align:right'>\n";
		echo "    <button type='submit' id='next'>".$text['button-next']."</button>\n";
		echo "	</div>\n";
		echo "</form>\n";
	}elseif($install_step == 'detect_config'){
		if(!($event_host == '' || $event_host == 'localhost' || $event_host == '::1' || $event_host == '127.0.0.1' )){
			echo "<p><b>Warning</b> you have choosen a value other than localhost for event_host, this is unsoported at present</p>\n";
		}
		include "resources/page_parts/install_event_socket.php";
		if($detect_ok){
			echo "<form method='post' name='frm' action=''>\n";
			echo "	<input type='hidden' name='install_language' value='".$_SESSION['domain']['language']['code']."'/>\n";
			echo "	<input type='hidden' name='return_install_step' value='detect_config'/>\n";
			echo "	<input type='hidden' name='install_step' value='config_detail'/>\n";
			echo "	<input type='hidden' name='event_host' value='$event_host'/>\n";
			echo "	<input type='hidden' name='event_port' value='$event_port'/>\n";
			echo "	<input type='hidden' name='event_password' value='$event_password'/>\n";
			echo "	<div style='text-align:right'>\n";
			echo "    <button type='button' onclick=\"history.go(-1);\">".$text['button-back']."</button>\n";
			echo "    <button type='submit' id='next'>".$text['button-next']."</button>\n";
			echo "	</div>\n";
			echo "</form>\n";
		}else{
			echo "<form method='post' name='frm' action=''>\n";
			echo "	<div style='text-align:right'>\n";
			echo "    <button type='button' onclick=\"history.go(-1);\">".$text['button-back']."</button>\n";
			echo "	</div>\n";
			echo "</form>\n";
		}
	}
	elseif($install_step == 'config_detail'){
		if(!$domain_name){
		//get the domain
			$domain_array = explode(":", $_SERVER["HTTP_HOST"]);
			$domain_name = $domain_array[0];
		}
		include "resources/page_parts/install_config_detail.php";
	}
	elseif($install_step == 'config_database'){
		include "resources/page_parts/install_config_database.php";
	}
	elseif($install_step == 'execute'){
		echo "<p><b>".$text['header-installing']."</b></p>\n";
		//$protocol = 'http';
		//if($_SERVER['HTTPS']) { $protocol = 'https'; }
		//echo "<iframe src='$protocol://$domain_name/core/install/install_first_time.php' style='border:solid 1px #000;width:100%;height:auto'></iframe>";
		require_once "core/install/resources/classes/detect_switch.php";
		$switch_detect = new detect_switch($event_host, $event_port, $event_password);
		$detect_ok = true;
		try {
			$switch_detect->detect();
		} catch(Exception $e){
			echo "<p>Failed to detect configuration detect_switch reported: " . $e->getMessage() . "</p>\n";
			$detect_ok = false;
		}
		if($detect_ok){
			$install_ok = true;
			echo "<pre style='text-align:left;'>\n";
			function error_handler($err_severity, $errstr, $errfile, $errline ) {
				if (0 === error_reporting()) { return false;}
				switch($err_severity)
				{
					case E_ERROR:               throw new Exception ($errstr . " in $errfile line: $errline");
					case E_PARSE:               throw new Exception ($errstr . " in $errfile line: $errline");
					case E_CORE_ERROR:          throw new Exception ($errstr . " in $errfile line: $errline");
					case E_COMPILE_ERROR:       throw new Exception ($errstr . " in $errfile line: $errline");
					case E_USER_ERROR:          throw new Exception ($errstr . " in $errfile line: $errline");
					case E_STRICT:              throw new Exception ($errstr . " in $errfile line: $errline");
					case E_RECOVERABLE_ERROR:   throw new Exception ($errstr . " in $errfile line: $errline");
					default: 					return false;
				}
			}
			#set_error_handler("error_handler");
			try {
				require_once "resources/classes/install_fusionpbx.php";
				$system = new install_fusionpbx($domain_name, null, $switch_detect);
				$domain_uuid = $system->domain_uuid();
				$system->admin_username = $admin_username;
				$system->admin_password = $admin_password;
				$system->default_country = $install_default_country;
				$system->install_language = $install_language;
				$system->template_name = $install_template_name;
				foreach($_POST as $key=>$value){
					if(substr($key,0,3) == "db_"){
						$system->$key = $value;
					}
				}

				require_once "resources/classes/install_switch.php";
				$switch = new install_switch($domain_name, $domain_uuid, $switch_detect);
				//$switch->debug = true;
				//$system->debug = true;
				$system->install();
				$switch->install();
				$system->app_defaults();
				$switch_detect->restart_switch();
			}catch(Exception $e){
				echo "</pre>\n";
				echo "<p><b>Failed to install</b><br/>" . $e->getMessage() . "</p>\n";
				try {
					require_once "resources/classes/install_fusionpbx.php";
					$system = new install_fusionpbx($domain_name, $domain_uuid, $switch_detect);
					$system->remove_config();
				}catch(Exception $e){
					echo "<p><b>Failed to remove config:</b> " . $e->getMessage() . "</p>\n";
				}
				$install_ok = false;
			}
			restore_error_handler();
			if($install_ok){
				echo "</pre>\n";
				header("Location: ".PROJECT_PATH."/logout.php");
				$_SESSION['message'] = 'Install complete';
			}else{
				echo "<form method='post' name='frm' action=''>\n";
				echo "	<div style='text-align:right'>\n";
				echo "    <button type='button' onclick=\"history.go(-1);\">".$text['button-back']."</button>\n";
				echo "    <button type='button' onclick=\"location.reload(true);\">".$text['button-install_execute']."</button>\n";
				echo "	</div>\n";
				echo "</form>\n";
			}
		}
	}else{
		echo "<p>Unkown install_step '$install_step'</p>\n";
	}

if($first_time_install){
	//grab the default theme
		$set_session_theme = 1;
		$domains_processed = 1;
		include "themes/enhanced/app_defaults.php";
		unset($set_session_theme, $domains_processed);
	//initialize some defaults so we can be 'logged in'
		$_SESSION['username'] = 'first_time_install';
		$_SESSION['permissions'][]['permission_name'] = 'superadmin';
		$_SESSION['menu'] = '';
}

// add the content to the template and then send output
	$body = ob_get_contents(); //get the output from the buffer
	ob_end_clean(); //clean the buffer

	//replace known used constants
	$body = str_replace ("<!--{project_path}-->", PROJECT_PATH, $body); //defined in /resources/menu.php

	ob_start();
	eval('?>' . $template . '<?php ');
	$template = ob_get_contents(); //get the output from the buffer
	ob_end_clean(); //clean the buffer

	$custom_head = '';
	$output = str_replace ("<!--{title}-->", $document['title'], $template); //<!--{title}--> defined in each individual page
	$output = str_replace ("<!--{head}-->", $custom_head, $output); //<!--{head}--> defined in each individual page
	$output = str_replace ("<!--{menu}-->", $_SESSION["menu"], $output); //defined in /resources/menu.php
	$output = str_replace ("<!--{project_path}-->", PROJECT_PATH, $output); //defined in /resources/menu.php

	$pos = strrpos($output, "<!--{body}-->");
	if ($pos === false) {
		$output = $body; //if tag not found just show the body
	}
	else {
		//replace the body
		$output = str_replace ("<!--{body}-->", $body, $output);
	}

	echo $output;
	unset($output);

?>