<?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) 2008-2012
	the Initial Developer. All Rights Reserved.

	Contributor(s):
	Mark J Crane <markjcrane@fusionpbx.com>
	James Rose <james.o.rose@gmail.com>
*/
include "root.php";
require_once "resources/require.php";
require_once "resources/check_auth.php";
if (permission_exists('fax_extension_view')) {
	//access granted
}
else {
	echo "access denied";
	exit;
}

//add multi-lingual support
	require_once "app_languages.php";
	foreach($text as $key => $value) {
		$text[$key] = $value[$_SESSION['domain']['language']['code']];
	}

//get the fax_extension and save it as a variable
	if (strlen($_REQUEST["fax_extension"]) > 0) {
		$fax_extension = check_str($_REQUEST["fax_extension"]);
	}

//get fax extension
	if (strlen($_GET['id']) > 0) {
		$fax_uuid = check_str($_GET["id"]);
		if (if_group("superadmin") || if_group("admin")) {
			//show all fax extensions
			$sql = "select * from v_fax ";
			$sql .= "where domain_uuid = '".$_SESSION['domain_uuid']."' ";
			$sql .= "and fax_uuid = '$fax_uuid' ";
		}
		else {
			//show only assigned fax extensions
			$sql = "select * from v_fax as f, v_fax_users as u ";
			$sql .= "where f.fax_uuid = u.fax_uuid ";
			$sql .= "and f.domain_uuid = '".$_SESSION['domain_uuid']."' ";
			$sql .= "and f.fax_uuid = '$fax_uuid' ";
			$sql .= "and u.user_uuid = '".$_SESSION['user_uuid']."' ";
		}
		$prep_statement = $db->prepare(check_sql($sql));
		$prep_statement->execute();
		$result = $prep_statement->fetchAll(PDO::FETCH_NAMED);
		if (count($result) == 0) {
			if (if_group("superadmin") || if_group("admin")) {
				//allow access
			}
			else {
				echo "access denied";
				exit;
			}
		}
		foreach ($result as &$row) {
			//set database fields as variables
				$fax_extension = $row["fax_extension"];
			//limit to one row
				break;
		}
		unset ($prep_statement);
	}

//set the fax directory
	if (count($_SESSION["domains"]) > 1) {
		$fax_dir = $_SESSION['switch']['storage']['dir'].'/fax/'.$_SESSION['domain_name'];
	}
	else {
		$fax_dir = $_SESSION['switch']['storage']['dir'].'/fax';
	}

//delete a fax
	if ($_GET['a'] == "del") {
		$file_name = substr(check_str($_GET['filename']), 0, -4);
		$file_ext = substr(check_str($_GET['filename']), -3);
		if ($_GET['type'] == "fax_inbox" && permission_exists('fax_inbox_delete')) {
			unlink($fax_dir.'/'.$fax_extension.'/inbox/'.$file_name.".tif");
			unlink($fax_dir.'/'.$fax_extension.'/inbox/'.$file_name.".pdf");
			$box = 'inbox';
		}
		if ($_GET['type'] == "fax_sent" && permission_exists('fax_sent_delete')) {
			unlink($fax_dir.'/'.$fax_extension.'/sent/'.$file_name.".tif");
			unlink($fax_dir.'/'.$fax_extension.'/sent/'.$file_name.".pdf");
			$box = 'sent';
		}
		unset($file_name);
		unset($file_ext);

		$_SESSION["message"] = $text['confirm-delete'];
		header("Location: fax_box.php?id=".$fax_uuid."&box=".$box);
		exit;
	}

//download the fax
	if ($_GET['a'] == "download") {
		session_cache_limiter('public');
		//test to see if it is in the inbox or sent directory.
		if ($_GET['type'] == "fax_inbox") {
			if (file_exists($fax_dir.'/'.check_str($_GET['ext']).'/inbox/'.check_str($_GET['filename']))) {
				$tmp_faxdownload_file = "".$fax_dir.'/'.check_str($_GET['ext']).'/inbox/'.check_str($_GET['filename']);
			}
		}
		else if ($_GET['type'] == "fax_sent") {
			if  (file_exists($fax_dir.'/'.check_str($_GET['ext']).'/sent/'.check_str($_GET['filename']))) {
				$tmp_faxdownload_file = "".$fax_dir.'/'.check_str($_GET['ext']).'/sent/'.check_str($_GET['filename']);
			}
		}
		//let's see if we found it.
		if (strlen($tmp_faxdownload_file) > 0) {
			$fd = fopen($tmp_faxdownload_file, "rb");
			if ($_GET['t'] == "bin") {
				header("Content-Type: application/force-download");
				header("Content-Type: application/octet-stream");
				header("Content-Type: application/download");
				header("Content-Description: File Transfer");
				header('Content-Disposition: attachment; filename="'.check_str($_GET['filename']).'"');
			}
			else {
				$file_ext = substr(check_str($_GET['filename']), -3);
				if ($file_ext == "tif") {
				  header("Content-Type: image/tiff");
				}
				else if ($file_ext == "png") {
				  header("Content-Type: image/png");
				}
				else if ($file_ext == "jpg") {
				  header('Content-Type: image/jpeg');
				}
				else if ($file_ext == "pdf") {
				  header("Content-Type: application/pdf");
				}
			}
			header('Accept-Ranges: bytes');
			header("Cache-Control: no-cache, must-revalidate"); // HTTP/1.1
			header("Expires: Sat, 26 Jul 1997 05:00:00 GMT"); // date in the past
			header("Content-Length: " . filesize($tmp_faxdownload_file));
			fpassthru($fd);
		}
		else {
			echo "".$text['label-file']."";
		}
		exit;
	}

//get the fax extension
	if (strlen($fax_extension) > 0) {
		//set the fax directories. example /usr/local/freeswitch/storage/fax/329/inbox
			$dir_fax_inbox = $fax_dir.'/'.$fax_extension.'/inbox';
			$dir_fax_sent = $fax_dir.'/'.$fax_extension.'/sent';
			$dir_fax_temp = $fax_dir.'/'.$fax_extension.'/temp';

		//make sure the directories exist
			if (!is_dir($_SESSION['switch']['storage']['dir'])) {
				mkdir($_SESSION['switch']['storage']['dir']);
				chmod($dir_fax_sent,0774);
			}
			if (!is_dir($fax_dir.'/'.$fax_extension)) {
				mkdir($fax_dir.'/'.$fax_extension,0774,true);
				chmod($fax_dir.'/'.$fax_extension,0774);
			}
			if (!is_dir($dir_fax_inbox)) {
				mkdir($dir_fax_inbox,0774,true);
				chmod($dir_fax_inbox,0774);
			}
			if (!is_dir($dir_fax_sent)) {
				mkdir($dir_fax_sent,0774,true);
				chmod($dir_fax_sent,0774);
			}
			if (!is_dir($dir_fax_temp)) {
				mkdir($dir_fax_temp,0774,true);
				chmod($dir_fax_temp,0774);
			}
	}

//show the header
	require_once "resources/header.php";

//show the inbox
	if ($_REQUEST['box'] == 'inbox' && permission_exists('fax_inbox_view')) {
		echo "	<table width=\"100%\" border=\"0\" cellpadding=\"5\" cellspacing=\"0\">\n";
		echo "	<tr>\n";
		echo "		<td align='left'>\n";
		echo "			<span class=\"vexpl\"><span class=\"title\">".$text['header-inbox']." ".$fax_extension."</span>\n";
		echo "		</td>\n";
		echo "		<td width='70%' align='right'>\n";
		echo "			<input type='button' class='btn' name='' alt='back' onclick=\"window.location='fax.php'\" value='".$text['button-back']."'>\n";
		echo "		</td>\n";
		echo "	</tr>\n";
		echo "    </table>\n";
		echo "<br>\n";

		$c = 0;
		$row_style["0"] = "row_style0";
		$row_style["1"] = "row_style1";

		echo "	<div id=\"\">\n";
		echo "	<table width=\"100%\" border=\"0\" cellpadding=\"0\" cellspacing=\"0\">\n";
		echo "	<tr>\n";
		echo "		<th width='60%'>".$text['table-file']."</td>\n";
		echo "		<th width='10%'>".$text['table-view']."</td>\n";
		echo "		<th width='20%'>".$text['table-modified']."</td>\n";
		echo "		<th width='10%' nowrap>".$text['table-size']."</td>\n";
		echo "	</tr>";

		if ($handle = opendir($dir_fax_inbox)) {
			//build an array of the files in the inbox
				$i = 0;
				$files = array();
				while (false !== ($file = readdir($handle))) {
					if ($file != "." && $file != ".." && is_file($dir_fax_inbox.'/'.$file)) {
						$file_path = $dir_fax_inbox.'/'.$file;
						$modified = filemtime($file_path);
						$index = $modified.$file;
						$files[$index]['file'] = $file;
						$files[$index]['name'] = substr($file, 0, -4);
						$files[$index]['ext'] = substr($file, -3);
						//$files[$index]['path'] = $file_path;
						$files[$index]['size'] = filesize($file_path);
						$files[$index]['size_bytes'] = byte_convert(filesize($file_path));
						$files[$index]['modified'] = filemtime($file_path);
						$file_name_array[$i++] = $index;
					}
				}
				closedir($handle);
			//order the index array
				sort($file_name_array,SORT_STRING);

			//loop through the file array
				foreach($file_name_array as $i) {
					if (strtolower($files[$i]['ext']) == "tif") {
						$file = $files[$i]['file'];
						$file_name = $files[$i]['name'];
						$file_ext = $files[$i]['ext'];
						$file_modified = $files[$i]['modified'];
						$file_size_bytes = byte_convert($files[$i]['size']);
						if (!file_exists($dir_fax_inbox.'/'.$file_name.".pdf")) {
							//convert the tif to pdf
								chdir($dir_fax_inbox);
								if (is_file("/usr/local/bin/tiff2pdf")) {
									exec("/usr/local/bin/tiff2pdf -f -o ".$file_name.".pdf ".$dir_fax_inbox.'/'.$file_name.".tif");
								}
								if (is_file("/usr/bin/tiff2pdf")) {
									exec("/usr/bin/tiff2pdf -f -o ".$file_name.".pdf ".$dir_fax_inbox.'/'.$file_name.".tif");
								}
						}
						//if (!file_exists($dir_fax_inbox.'/'.$file_name.".jpg")) {
						//	//convert the tif to jpg
						//		chdir($dir_fax_inbox);
						//		if (is_file("/usr/local/bin/tiff2rgba")) {
						//			exec("/usr/local/bin/tiff2rgba ".$file_name.".tif ".$dir_fax_inbox.'/'.$file_name.".jpg");
						//		}
						//		if (is_file("/usr/bin/tiff2rgba")) {
						//			exec("/usr/bin/tiff2rgba ".$file_name.".tif ".$dir_fax_inbox.'/'.$file_name.".jpg");
						//		}
						//}
						echo "<tr>\n";
						echo "  <td class='".$row_style[$c]."' ondblclick=\"\">\n";
						echo "	  <a href=\"fax_box.php?id=".$fax_uuid."&a=download&type=fax_inbox&t=bin&ext=".urlencode($fax_extension)."&filename=".urlencode($file)."\">\n";
						echo "    	$file_name";
						echo "	  </a>";
						echo "  </td>\n";

						echo "  <td class='".$row_style[$c]."' ondblclick=\"\">\n";
						if (file_exists($dir_fax_inbox.'/'.$file_name.".pdf")) {
							echo "	  <a href=\"fax_box.php?id=".$fax_uuid."&a=download&type=fax_inbox&t=bin&ext=".urlencode($fax_extension)."&filename=".urlencode($file_name).".pdf\">\n";
							echo "    	PDF";
							echo "	  </a>";
						}
						else {
							echo "&nbsp;\n";
						}
						echo "  </td>\n";

						//echo "  <td class='".$row_style[$c]."' ondblclick=\"\">\n";
						//if (file_exists($dir_fax_inbox.'/'.$file_name.".jpg")) {
						//	echo "	  <a href=\"fax_box.php?id=".$fax_uuid."&a=download&type=fax_inbox&t=jpg&ext=".$fax_extension."&filename=".$file_name.".jpg\" target=\"_blank\">\n";
						//	echo "    	jpg";
						//	echo "	  </a>";
						//}
						//else {
						//	echo "&nbsp;\n";
						//}
						//echo "  &nbsp;</td>\n";

						echo "  <td class='".$row_style[$c]."' ondblclick=\"\">\n";
						echo "		".date("F d Y H:i:s", $file_modified);
						echo "  </td>\n";

						echo "  <td class='".$row_style[$c]."' ondblclick=\"\">\n";
						echo "	".$file_size_bytes;
						echo "  </td>\n";

						echo "  <td valign=\"middle\" nowrap class=\"list\">\n";
						echo "    <table border=\"0\" cellspacing=\"0\" cellpadding=\"1\">\n";
						echo "      <tr>\n";
						if (permission_exists('fax_inbox_delete')) {
							echo "        <td><a href=\"fax_box.php?id=".$fax_uuid."&type=fax_inbox&a=del&fax_extension=".urlencode($fax_extension)."&filename=".urlencode($file)."\" onclick=\"return confirm('".$text['message-confirm-delete']."')\">$v_link_label_delete</a></td>\n";
						}
						echo "      </tr>\n";
						echo "   </table>\n";
						echo "  </td>\n";
						echo "</tr>\n";
					}
				}
		}
		echo "	<tr>\n";
		echo "		<td class=\"list\" colspan=\"3\"></td>\n";
		echo "		<td class=\"list\"></td>\n";
		echo "	</tr>\n";
		echo "	</table>\n";
		echo "\n";
		echo "	<br />\n";
		if (if_group('superadmin')) {
			echo "<strong>".$text['label-location'].":</strong>&nbsp;&nbsp;".$dir_fax_inbox;
		}
		echo "<br /><br />\n";
		echo "\n";
	}

//show the sent box
	if ($_REQUEST['box'] == 'sent' && permission_exists('fax_sent_view')) {
		echo "<table width=\"100%\" border=\"0\" cellpadding=\"5\" cellspacing=\"0\">\n";
		echo "	<tr>\n";
		echo "		<td align='left'>\n";
		echo "			<span class=\"vexpl\"><span class=\"title\">".$text['header-sent']."</span>\n";
		echo "		</td>\n";
		echo "		<td width='70%' align='right'>\n";
		echo "			<input type='button' class='btn' name='' alt='back' onclick=\"window.location='fax.php'\" value='".$text['button-back']."'>\n";
		echo "		</td>\n";
		echo "	</tr>\n";
		echo "</table>\n";
		echo "<br>\n";
		echo "<table width=\"100%\" border=\"0\" cellpadding=\"0\" cellspacing=\"0\">\n";
		echo "	<tr>\n";
		echo "		<th width='60%'>".$text['table-file']."</td>\n";
		echo "		<th width='10%'>".$text['table-view']."</td>\n";
		echo "		<th width='20%'>".$text['table-modified']."</td>\n";
		echo "		<th width='10%' nowrap>".$text['table-size']."</td>\n";
		echo "	</tr>";

		$c = 0;
		$row_style["0"] = "row_style0";
		$row_style["1"] = "row_style1";

		if ($handle = opendir($dir_fax_sent)) {
			//build an array of the files in the inbox
				$i = 0;
				$files = array();
				while (false !== ($file = readdir($handle))) {
					if ($file != "." && $file != ".." && is_file($dir_fax_sent.'/'.$file)) {
						$file_path = $dir_fax_sent.'/'.$file;
						$modified = filemtime($file_path);
						$index = $modified.$file;
						$files[$index]['file'] = $file;
						$files[$index]['name'] = substr($file, 0, -4);
						$files[$index]['ext'] = substr($file, -3);
						//$files[$index]['path'] = $file_path;
						$files[$index]['size'] = filesize($file_path);
						$files[$index]['size_bytes'] = byte_convert(filesize($file_path));
						$files[$index]['modified'] = filemtime($file_path);
						$file_name_array[$i++] = $index;
					}
				}
				closedir($handle);
			//order the index array
				sort($file_name_array,SORT_STRING);

			//loop through the file array
				foreach($file_name_array as $i) {
					if (strtolower($files[$i]['ext']) == "tif") {
						$file = $files[$i]['file'];
						$file_name = $files[$i]['name'];
						$file_ext = $files[$i]['ext'];
						$file_modified = $files[$i]['modified'];
						$file_size_bytes = byte_convert($files[$i]['size']);

						if (!file_exists($dir_fax_sent.'/'.$file_name.".pdf")) {
							//convert the tif to pdf
								chdir($dir_fax_sent);
								if (is_file("/usr/local/bin/tiff2pdf")) {
									exec("/usr/local/bin/tiff2pdf -f -o ".$file_name.".pdf ".$dir_fax_sent.'/'.$file_name.".tif");
								}
								if (is_file("/usr/bin/tiff2pdf")) {
									exec("/usr/bin/tiff2pdf -f -o ".$file_name.".pdf ".$dir_fax_sent.'/'.$file_name.".tif");
								}
						}
						if (!file_exists($dir_fax_sent.'/'.$file_name.".jpg")) {
							//convert the tif to jpg
								//chdir($dir_fax_sent);
								//if (is_file("/usr/local/bin/tiff2rgba")) {
								//	exec("/usr/local/bin/tiff2rgba -c jpeg -n ".$file_name.".tif ".$dir_fax_sent.'/'.$file_name.".jpg");
								//}
								//if (is_file("/usr/bin/tiff2rgba")) {
								//	exec("/usr/bin/tiff2rgba -c lzw -n ".$file_name.".tif ".$dir_fax_sent.'/'.$file_name.".jpg");
								//}
						}
						echo "<tr>\n";
						echo "  <td class='".$row_style[$c]."' ondblclick=\"\">\n";
						echo "	  <a href=\"fax_box.php?id=".$fax_uuid."&a=download&type=fax_sent&t=bin&ext=".urlencode($fax_extension)."&filename=".urlencode($file)."\">\n";
						echo "    	$file";
						echo "	  </a>";
						echo "  </td>\n";
						echo "  <td class='".$row_style[$c]."' ondblclick=\"\">\n";
						if (file_exists($dir_fax_sent.'/'.$file_name.".pdf")) {
							echo "	  <a href=\"fax_box.php?id=".$fax_uuid."&a=download&type=fax_sent&t=bin&ext=".urlencode($fax_extension)."&filename=".urlencode($file_name).".pdf\">\n";
							echo "    	PDF";
							echo "	  </a>";
						}
						else {
							echo "&nbsp;\n";
						}
						echo "  </td>\n";
						//echo "  <td class='".$row_style[$c]."' ondblclick=\"\">\n";
						//if (file_exists($dir_fax_sent.'/'.$file_name.".jpg")) {
						//	echo "	  <a href=\"fax_box.php?id=".$fax_uuid."&a=download&type=fax_sent&t=jpg&ext=".$fax_extension."&filename=".$file_name.".jpg\" target=\"_blank\">\n";
						//	echo "    	jpg";
						//	echo "	  </a>";
						//}
						//else {
						//	echo "&nbsp;\n";
						//}
						//echo "  </td>\n";
						echo "  <td class='".$row_style[$c]."' ondblclick=\"\">\n";
						echo "		".date("F d Y H:i:s", $file_modified);
						echo "  </td>\n";

						echo "  <td class=\"".$row_style[$c]."\" ondblclick=\"list\">\n";
						echo "	".$file_size_bytes;
						echo "  </td>\n";

						echo "  <td class='' valign=\"middle\" nowrap>\n";
						echo "    <table border=\"0\" cellspacing=\"0\" cellpadding=\"1\">\n";
						echo "      <tr>\n";
						if (permission_exists('fax_sent_delete')) {
							echo "        <td><a href=\"fax_box.php?id=".$fax_uuid."&type=fax_sent&a=del&fax_extension=".urlencode($fax_extension)."&filename=".urlencode($file)."\" onclick=\"return confirm('".$text['message-confirm-delete']."')\">$v_link_label_delete</a></td>\n";
						}
						echo "      </tr>\n";
						echo "   </table>\n";
						echo "  </td>\n";
						echo "</tr>\n";
						if ($c==0) { $c=1; } else { $c=0; }
					} //check if the file is a .tif file
				}
		}
		echo "     <tr>\n";
		echo "       <td class=\"list\" colspan=\"3\"></td>\n";
		echo "       <td class=\"list\"></td>\n";
		echo "     </tr>\n";
		echo "     </table>\n";
		echo "\n";
		echo "	<br />\n";
		if (if_group('superadmin')) {
			echo "<strong>".$text['label-location'].":</strong>&nbsp;&nbsp;".$dir_fax_sent;
		}
		echo "<br /><br />\n";
	}
	echo "	</td>";
	echo "	</tr>";
	echo "</table>";
	echo "</div>";

//show the footer
	require_once "resources/footer.php";
?>