-
Notifications
You must be signed in to change notification settings - Fork 13
/
functions.php
306 lines (274 loc) · 8.67 KB
/
functions.php
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
<?php
/*
PDW File Browser
Date: October 19, 2010
Url: http://www.neele.name
Copyright (c) 2010 Guido Neele
*/
require_once('config.php');
/**
* Check if a foldername doesn't have invalid characters
*
* @param String $str
* @return Bool
*/
function checkFolderName($str){
return !( preg_match('#\^|\\\|\/|\.|\?|\*|"|\'|\<|\>|\:|\|#', $str) ? TRUE : FALSE );
}
/**
* Check the given path to make sure the path is not tampered with
*
* @param String $currentpath
* @param String $uploadpath
* @return $currentpath or FALSE
*/
function checkpath($currentpath, $uploadpath){
// ../ not allowed
$currentpath = str_replace("..","",$currentpath);
// ./ not allowed
$currentpath = str_replace("./","",$currentpath);
// Remove //
$currentpath = str_replace("//","/",$currentpath);
// $uploadpath needs to exist in the path
$pos = strpos($currentpath, $uploadpath);
if ($pos === FALSE){
return false;
} elseif($pos == 0) {
return $currentpath;
} else {
return false;
}
}
/**
* translate returns a translated value or if the translation doesn't exist
* a default value in English.
*
* @param String $str
* @return String
*/
function translate($str){
if(array_key_exists($str, $GLOBALS['lang'])):
return $GLOBALS['lang'][$str];
else:
return $str;
endif;
}
/**
* getDirTree returns an array of files and folders
*
* $dir of the folder you want to list, be sure to have an ending "/"
* $showfiles set to 'true' includes files
* $iterateSubDirectories set to 'true' also includes the subdirectories
*
* regex ^\..* detects files starting with a dot, .htaccess for example
*
* @param String $dir
* @param Bool $showfiles [optional]
* @param Bool $iterateSubDirectories [optional]
* @return Array $x
*/
function getDirTree($dir, $showfiles=true, $iterateSubDirectories=true) {
$d = dir($dir);
$x = array();
while (false !== ($r = $d->read())) {
if($r != "." && $r != ".." && ((!preg_match('/^\..*/', $r) && !is_dir($dir.$r)) || is_dir($dir.$r)) && (($showfiles == false && is_dir($dir.$r)) || $showfiles == true)) {
$x[$r] = (is_dir($dir.$r)?array():(is_file($dir.$r)?true:false));
}
}
foreach ($x as $key => $value) {
if (is_dir($dir.$key."/") && $iterateSubDirectories) {
$x[$key] = getDirTree($dir.$key."/",$showfiles);
} else {
$x[$key] = is_file($dir.$key) ? (preg_match("/\.([^\.]+)$/", $key, $matches) ? str_replace(".","",$matches[0]) : 'file') : "folder";
}
}
uksort($x, "strnatcasecmp"); // Sort keys in case insensitive alphabetical order
return $x;
}
/**
* Delete a file or recursively delete a directory
*
* @param string $path Path to file or directory
*/
function recursiveDelete($path){
if(is_file($path)){
return @unlink($path);
}
elseif(is_dir($path)){
$scan = glob(rtrim($path,'/').'/*');
foreach($scan as $index=>$tmppath){
recursiveDelete($tmppath);
}
return @rmdir($path);
}
}
/**
* Display a list of directories
*
* @param Array $dirs
* @param String $rootpath
* @return
*/
function renderTree($dirs, $rootpath){
$html = "\t\t<ul>\n";
foreach ($dirs as $key => $value) {
$html .= "\t\t\t<li><a href=\"".$rootpath.$key."/".'" class="folder">'.$key.'</a>';
if (count($dirs[$key]) > 0) {
$html .= "\n" . renderTree($dirs[$key], $rootpath.$key."/") . "\t\t";
}
$html .= "</li>\n";
}
$html .= "\t\t</ul>\n";
return $html;
}
/**
* Creates a directory and returns true if folder already exists OR has been made.
*
* @param String $path
* @return bool
*
function rmkdir($path, $mode = 0755) {
$path = rtrim(preg_replace(array("/\\\\/", "/\/{2,}/"), "/", $path), "/");
$e = explode("/", ltrim($path, "/"));
if(substr($path, 0, 1) == "/") {
$e[0] = "/".$e[0];
}
$c = count($e);
$cp = $e[0];
for($i = 1; $i < $c; $i++) {
if(!is_dir($cp) && !@mkdir($cp, $mode)) {
return false;
}
$cp .= "/".$e[$i];
}
return @mkdir($path, $mode);
}
*/
/**
* Copy a file or complete directory to a given location
*
* source=file & dest=dir => copy file from source-dir to dest-dir
* source=file & dest=file / not there yet => copy file from source-dir to dest and overwrite a file there, if present
* source=dir & dest=dir => copy all content from source to dir
* source=dir & dest not there yet => copy all content from source to a, yet to be created, dest-dir
*
* @param String $source
* @param String $dest
* @param int $folderPermission [optional]
* @param int $filePermission [optional]
* @return
*/
function smartCopy($source, $dest, $folderPermission=0755,$filePermission=0644){
$result=false;
if (is_file($source)) { // $source is file
if(is_dir($dest)) { // $dest is folder
if ($dest[strlen($dest)-1]!='/') // add '/' if necessary
$__dest=$dest."/";
$__dest .= basename($source);
}
else { // $dest is (new) filename
$__dest=$dest;
}
$result=copy($source, $__dest);
chmod($__dest,$filePermission);
}
elseif(is_dir($source)) { // $source is dir
if(!is_dir($dest)) { // dest-dir not there yet, create it
@mkdir($dest,$folderPermission);
chmod($dest,$folderPermission);
}
if ($source[strlen($source)-1]!='/') // add '/' if necessary
$source=$source."/";
if ($dest[strlen($dest)-1]!='/') // add '/' if necessary
$dest=$dest."/";
// find all elements in $source
$result = true; // in case this dir is empty it would otherwise return false
$dirHandle=opendir($source);
while($file=readdir($dirHandle)) { // note that $file can also be a folder
if($file!="." && $file!="..") { // filter starting elements and pass the rest to this function again
// echo "$source$file ||| $dest$file<br />\n";
$result=smartCopy($source.$file, $dest.$file, $folderPermission, $filePermission);
}
}
closedir($dirHandle);
}
else {
$result=false;
}
return $result;
}
/**
* This function returns a mime type by looking at the extension of the passed filename
*
* @param String $filename
* @return String mime type
*/
if(!function_exists('mime_content_type')) {
function mime_content_type($filename) {
$mime_types = array(
'txt' => 'text/plain',
'htm' => 'text/html',
'html' => 'text/html',
'php' => 'text/html',
'css' => 'text/css',
'js' => 'application/javascript',
'json' => 'application/json',
'xml' => 'application/xml',
'swf' => 'application/x-shockwave-flash',
'flv' => 'video/x-flv',
// images
'png' => 'image/png',
'jpe' => 'image/jpeg',
'jpeg' => 'image/jpeg',
'jpg' => 'image/jpeg',
'gif' => 'image/gif',
'bmp' => 'image/bmp',
'ico' => 'image/microsoft.icon',
'tiff' => 'image/tiff',
'tif' => 'image/tiff',
'svg' => 'image/svg+xml',
'svgz' => 'image/svg+xml',
// archives
'zip' => 'application/zip',
'rar' => 'application/x-rar-compressed',
'exe' => 'application/x-msdownload',
'msi' => 'application/x-msdownload',
'cab' => 'application/ms-cab-compressed',
// audio/video
'mp3' => 'audio/mpeg',
'qt' => 'video/quicktime',
'mov' => 'video/quicktime',
// adobe
'pdf' => 'application/pdf',
'psd' => 'image/adobe.photoshop',
'ai' => 'application/postscript',
'eps' => 'application/postscript',
'ps' => 'application/postscript',
// ms office
'doc' => 'application/msword',
'docx' => 'application/msword',
'rtf' => 'application/rtf',
'xls' => 'application/ms-excel',
'xlsx' => 'application/ms-excel',
'ppt' => 'application/ms-powerpoint',
'pptx' => 'application/ms-powerpoint',
// open office
'odt' => 'application/opendocument.text',
'ods' => 'application/opendocument.spreadsheet',
);
$ext = strtolower(array_pop((explode('.',$filename))));
if (array_key_exists($ext, $mime_types)) {
return $mime_types[$ext];
}
elseif (function_exists('finfo_open')) {
$finfo = finfo_open(FILEINFO_MIME);
$mimetype = finfo_file($finfo, $filename);
finfo_close($finfo);
return $mimetype;
}
else {
return 'application/octet-stream';
}
}
}
?>