/[docman2]/docman.php
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Revision 1.39 - (hide annotations)
Wed Jun 11 02:32:50 2003 UTC (20 years, 9 months ago) by dpavlin
Branch: MAIN
Changes since 1.38: +12 -8 lines
misc fixes and cleanups

1 dpavlin 1.37 <?php
2    
3     /*
4     * Document Manager ][
5     *
6     * Dobrica Pavlinusic <dpavlin@rot13.org>
7     *
8     * License: GPL2
9     *
10     * Document Manager 1.x was based on
11     * Copyright 1999 by John Martin d/b/a www.ANYPORTAL.com
12     * PHP version Copyright 2000 by Stefan@Wiesendanger.org
13     *
14     * For more info, please see web pages at
15     * http://www.rot13.org/~dpavlin/docman.html
16     *
17     */
18    
19    
20     //////////////////////////////////////////////////////////////////
21     // CONFIGURATION OPTIONS
22    
23     error_reporting(E_ALL) ; // how verbose ?
24    
25     // from where to include auth_*.php modules?
26 dpavlin 1.39 // this is defined in global configuration file /etc/docman.conf
27     //$gblIncDir = "/data/docman2";
28 dpavlin 1.37
29     // force download on view (so it won't open in associated application)
30     $gblForceDownload = 0;
31    
32     // date format
33     $gblDateFmt="Y-m-d";
34     // $gblDateFmt="D, F d, Y";
35    
36     // time format
37     $gblTimeFmt="H:i:s";
38     // $gblTimeFmt="g:i:sA";
39    
40     // Number of backup files to keep
41     $gblNumBackups=3;
42    
43     // show red star if newer than ... days
44     $gblModDays=1;
45    
46     // choose GifIcon below unless you have the M$
47     // WingDings font installed on your system
48    
49     $gblIcon="GifIcon"; // MockIcon or GifIcon
50    
51     // the directory below should be /icons/ or /icons/small/
52     // on Apache; a set of icons is included in the distribution
53    
54     $gblIconLocation="/icons/";
55    
56     // files you want to be able to edit in text mode
57     // and view with (primitive) syntax highlighting
58    
59     $gblEditable = array( ".txt",".asa",".asp",".htm",".html",
60     ".cfm",".php3",".php",".phtml",
61     ".shtml",".css" ) ;
62    
63     // files that will display as images on the detail page
64     // (useless if your browser doesn't support them)
65    
66     $gblImages = array( ".jpg",".jpeg",".gif",".png",".ico",
67     ".bmp",".xbm") ;
68    
69     // which files to hide (separated by ,)
70     $gblHide = "";
71    
72     // Where are users? (by default in .htusers file)
73     $gblUsers = "file";
74    
75     //////////////////////////////////////////////////////////////////
76    
77     $gblTitle = "Document Manager";
78 dpavlin 1.39 $gblVersion = "2.0-pre4";
79 dpavlin 1.37
80     $secHash = "";
81    
82     // load language
83     if (isset($HTTP_SERVER_VARS["HTTP_ACCEPT_LANGUAGE"])) {
84     LoadLanguage($HTTP_SERVER_VARS["HTTP_ACCEPT_LANGUAGE"]);
85     }
86    
87     // does gettext locale function exits?
88     if (! function_exists("_")) {
89     function _($str) { return $str; }
90     }
91    
92     // for security and configuration
93     $realm=$HTTP_SERVER_VARS["HTTP_HOST"];
94    
95     $fsDocumentRoot = dirname($HTTP_SERVER_VARS["SCRIPT_FILENAME"]);
96     if ($fsDocumentRoot == "") Error("Configuration error","Can't get SCRIPT_FILENAME from your web server. Please set <tt>\$fsDocumentRoot</tt> in <tt>\$</tt>",1);
97    
98     // globals for later
99     $gblLogin = HTTP_SERVER_VAR("PHP_AUTH_USER");
100     $gblPasswd = HTTP_SERVER_VAR("PHP_AUTH_PW");
101    
102     //////////////////////////////////////////////////////////////////
103    
104     function LoadLanguage($lang) {
105    
106     global $gblIncDir,$html;
107    
108     if (file_exists($gblIncDir."/lang/$lang.php")) {
109     include($gblIncDir."/lang/$lang.php");
110     $html .= "-$lang";
111     } else {
112     include($gblIncDir."/lang/default.php");
113     }
114     }
115    
116     function StartHTML($title,$text="") {
117    
118     global $html,$fsDocumentRoot,$gblTitle,$HTTP_SERVER_VARS;
119    
120     $host = $HTTP_SERVER_VARS["HTTP_HOST"] ;
121     $self = $HTTP_SERVER_VARS["PHP_SELF"] ;
122    
123     if (file_exists("$fsDocumentRoot/docman.css")) {
124 dpavlin 1.39 $css = "";
125     $d = dirname($self);
126     if ($d != "/") $css = $d;
127     $css .= "/docman.css";
128 dpavlin 1.37 } else {
129     $css=$self."?STYLE=get";
130     }
131     include("$html/head.html");
132     }
133    
134     //////////////////////////////////////////////////////////////////
135    
136     function EndHTML() {
137    
138     global $gblDateFmt, $gblTimeFmt, $gblUserName, $PHP_SELF,
139     $secHash, $gblVersion, $html,
140     $gblLogin,$gblPasswd;
141    
142     $url = $PHP_SELF."?relogin=";
143     if (isset($secHash) && $secHash != "") {
144     $url .= $secHash;
145     } else {
146     $url .= md5($gblLogin.$gblPasswd);
147     }
148     if ( ( (isset($gblLogin) && $gblLogin != "") ||
149     (!isset($gblLogin) || $gblLogin == "")
150     ) && ($gblPasswd == "" || !isset($gblPasswd))) {
151     $url_title="login";
152     $url .= "&force_login=1";
153     } else {
154     $url_title="relogin";
155     }
156     include("$html/footer.html");
157    
158     # global $debug;
159     # if ($debug) print $debug;
160     } // end function EndHTML
161    
162     //////////////////////////////////////////////////////////////////
163    
164     function DetailPage($fsRoot,$relDir,$fn) {
165    
166     global $gblEditable, $gblImages,
167     $gblDateFmt, $gblTimeFmt,
168     $gblPermNote,
169     $webRoot, $html,
170     $HTTP_SERVER_VARS ;
171     $self = $HTTP_SERVER_VARS["PHP_SELF"] ;
172    
173     $relPath = $relDir . "/" . $fn ;
174     $fsPath = $fsRoot . $relPath ;
175     $fsDir = $fsRoot . $relDir ;
176    
177     $exists = file_exists($fsPath) ;
178     $ext = strtolower(strrchr($relPath,".")) ;
179     $editable = ( $ext=="" || strstr(join(" ",$gblEditable),$ext)) &&
180     check_perm($relPath,trperm_w);
181     $writable = is_writeable($fsPath) && check_perm($relPath,trperm_w) ;
182     $writable_dir = is_writeable($fsDir) && check_perm($relDir,trperm_w) ;
183     $file_lock = CheckLock($fsPath);
184    
185     if (!$editable && !$exists)
186     Error("Creation denied","Can't create <tt>$relPath</tt>") ;
187     if (!$exists && !$writable_dir )
188     Error("Creation denied","Can't write in directory <tt>$relDir</tt> while creating <tt>$relPath</tt>for which user has permissions.",1);
189    
190     $text = _("Use this page to view, modify or ") ;
191     if (is_dir($fsPath)) {
192     $text .=_("delete a directory on this ") ;
193     } else {
194     $text .= _("delete a single document on this ") ;
195     };
196     $text .= _("web site.") ;
197     $title = "("._("Detail Page").")" ;
198     StartHTML($title, $text) ;
199    
200     print "<H3>".$relDir.$fn."</H3>";
201    
202     if ($exists) { // get file info
203     $fsize = filesize($fsPath) ;
204     $fmodified = date("$gblDateFmt $gblTimeFmt", filemtime($fsPath)) ;
205     $faccessed = date("$gblDateFmt $gblTimeFmt", fileatime($fsPath)) ;
206     $fuid=fileowner($fsPath);
207     $fgid=filegroup($fsPath);
208     $userinfo = posix_getpwuid($fuid);
209     $grpinfo = posix_getgrgid($fgid);
210    
211     include("$html/DetailPage-file.html");
212     }
213    
214     if ( !is_dir($fsPath) && $editable && ($writable || !$exists) && !$file_lock ) {
215     $fh = fopen($fsPath,"a+") ;
216     rewind($fh) ;
217     $fstr = fread($fh,filesize($fsPath)) ;
218     fclose($fh) ;
219     $fstr = htmlentities( $fstr ) ;
220    
221     include("$html/DetailPage-edit.html");
222     }
223     if ( !$file_lock && $ext!="" && strstr(join(' ',$gblImages),$ext) ) {
224     $info = getimagesize($fsPath) ;
225     $tstr = "<IMG SRC=\"$self?A=V&D=".urlpath(dirname($relPath))."&F=".urlpath(basename($relPath))."\" BORDER=0 " ;
226     $tstr .= $info[3] . " ALT=\"" . $fn . " - " ;
227     $tstr .= (int)(($fsize+1023)/1024) . "Kb\">" ;
228     // echo htmlentities($tstr) . "<BR><BR>" . $tstr ;
229     echo $tstr ;
230     }
231    
232    
233     print '<FORM ACTION="'.$self.'" METHOD="POST">
234     <INPUT TYPE="HIDDEN" NAME="DIR" VALUE="'.$relDir.'">
235     <INPUT TYPE="HIDDEN" NAME="FN" VALUE="'.$fn.'">
236     <INPUT TYPE="SUBMIT" NAME="POSTACTION" VALUE="CANCEL"><BR>
237     ';
238    
239     if ($file_lock && check_perm($relDir.$fn,trperm_w)) {
240     include("$html/DetailPage-unlock.html");
241     } // file_lock
242    
243     if (substr($fn,0,4) == ".del") {
244     $action="UNDELETE";
245     $desc="undelete previously deleted file";
246     } else {
247     $action="DELETE";
248     $desc="delete";
249     }
250    
251     if ($exists && $writable) {
252     include("$html/DetailPage-undelete.html");
253     include("$html/DetailPage-rename.html");
254    
255     }
256    
257     if (check_perm($relDir.$fn,$gblPermNote)) {
258     include("$html/DetailPage-note.html");
259     }
260    
261     print "</FORM>";
262    
263     $name=basename("$fsDir/$fn");
264     $logname=dirname("$fsDir/$fn")."/.log/$name";
265     $bakdir=dirname("$fsDir/$fn")."/.bak";
266     if (file_exists($logname)) {
267     $log=fopen($logname,"r");
268     $cl1=" class=LST"; $cl2="";
269     $logarr = array();
270     while($line = fgetcsv($log,512,"\t")) {
271     $cl=$cl1; $cl1=$cl2; $cl2=$cl;
272     array_unshift($logarr,array($cl,$line[0],$line[1],$line[2],$line[3]));
273     }
274     fclose($log);
275     if (is_dir("$fsDir/$fn")) {
276     $whatis="DIRECTORY";
277     } else {
278     $whatis="FILE";
279     }
280     print "<hr><br><b>CHANGES TO THIS $whatis</b><br><table border=0 width=100%>\n";
281     $bakcount = 0; // start from 0, skip fist backup (it's current)
282     while ($e = array_shift($logarr)) {
283     if (strstr($e[4],"upload")) {
284     if (file_exists("$bakdir/$bakcount/$name")) {
285     $e[4]="<a href=\"$webRoot".urlpath(dirname($relPath)."/.bak/$bakcount/$name")."\">$e[4]</a>";
286     }
287     $bakcount++;
288     }
289     print "<tr><td$e[0]>$e[1]</td><td$e[0]>$e[2]</td><td$e[0]>$e[3]</td><td$e[0]>$e[4]</td></tr>\n";
290     }
291     print "</table>";
292     }
293    
294     EndHTML() ;
295    
296     } // end function DetailPage
297    
298     //////////////////////////////////////////////////////////////////
299    
300     function DisplayCode($fsRoot,$relDir,$fn) {
301    
302     $path = $fsRoot . $relDir . "/" . $fn ;
303    
304     if (!file_exists($path)) Error("File not found",$path) ;
305    
306     StartHTML("(".$relDir."/".$fn.")","");
307    
308     $tstr = join("",file($path)) ;
309     $tstr = htmlentities($tstr) ;
310    
311     // Tabs
312     $tstr = str_replace(chr(9)," ",$tstr) ;
313    
314     // ASP tags & XML/PHP tags
315     $aspbeg = "<SPAN CLASS=XML>&lt;%</SPAN><SPAN CLASS=BLK>" ;
316     $aspend = "</SPAN><SPAN CLASS=XML>%&gt;</SPAN>" ;
317     $tstr = str_replace("&lt;%",$aspbeg,$tstr) ;
318     $tstr = str_replace("%&gt;",$aspend,$tstr) ;
319    
320     $xmlbeg = "<SPAN CLASS=XML>&lt;?</SPAN><SPAN CLASS=BLK>" ;
321     $xmlend = "</SPAN><SPAN CLASS=XML>?&gt;</SPAN>" ;
322     $tstr = str_replace("&lt;?",$xmlbeg,$tstr) ;
323     $tstr = str_replace("?&gt;",$xmlend,$tstr) ;
324    
325     // C style comment
326     $tstr = str_replace("/*","<SPAN CLASS=REM>/*",$tstr) ;
327     $tstr = str_replace("*/","*/</SPAN>",$tstr) ;
328    
329     // HTML comments
330     $tstr = str_replace("&lt;!--","<I CLASS=RED>&lt;!--",$tstr) ;
331     $tstr = str_replace("--&gt;","--&gt;</I>",$tstr) ;
332    
333     echo "<PRE>" ;
334    
335     $tstr = split("\n",$tstr) ;
336     for ($i = 0 ; $i < sizeof($tstr) ; ++$i) {
337     // add line numbers
338     echo "<BR><EM>" ;
339     echo substr(("000" . ($i+1)), -4) . ":</EM> " ;
340     $line = $tstr[$i] ;
341     // C++ style comments
342     $pos = strpos($line,"//") ;
343     // exceptions: two slashes aren't a script comment
344     if (strstr($line,"//") &&
345     ! ($pos>0 && substr($line,$pos-1,1)==":") &&
346     ! (substr($line,$pos,8) == "//--&gt;") &&
347     ! (substr($line,$pos,9) == "// --&gt;")) {
348     $beg = substr($line,0,strpos($line,"//")) ;
349     $end = strstr($line,"//") ;
350     $line = $beg."<SPAN CLASS=REM>".$end."</SPAN>";
351     }
352     // shell & asp style comments
353     $first = substr(ltrim($line),0,1) ;
354     if ($first == "#" || $first == "'") {
355     $line = "<SPAN CLASS=REM>".$line."</SPAN>";
356     }
357     print($line) ;
358     } // next i
359    
360     echo "</PRE>" ;
361    
362     EndHTML() ;
363    
364     } // end function DisplayCode
365    
366     //////////////////////////////////////////////////////////////////
367    
368     function MockIcon($txt) {
369     $tstr = "<SPAN CLASS=MCK>" ;
370    
371     switch (strtolower($txt)) {
372     case ".bmp" :
373     case ".gif" :
374     case ".jpg" :
375     case ".jpeg":
376     case ".tif" :
377     case ".tiff":
378     $d = 176 ;
379     break ;
380     case ".doc" :
381     $d = 50 ;
382     break ;
383     case ".exe" :
384     case ".bat" :
385     $d = 255 ;
386     break ;
387     case ".bas" :
388     case ".c" :
389     case ".cc" :
390     case ".src" :
391     $d = 255 ;
392     break ;
393     case "file" :
394     $d = 51 ;
395     break ;
396     case "fldr" :
397     $d = 48 ;
398     break ;
399     case ".htm" :
400     case ".html":
401     case ".asa" :
402     case ".asp" :
403     case ".cfm" :
404     case ".php3":
405     case ".php" :
406     case ".phtml" :
407     case ".shtml" :
408     $d = 182 ;
409     break ;
410     case ".pdf" :
411     $d = 38 ;
412     break;
413     case ".txt" :
414     case ".ini" :
415     $d = 52 ;
416     break ;
417     case ".xls" :
418     $d = 252 ;
419     break ;
420     case ".zip" :
421     case ".arc" :
422     case ".sit" :
423     case ".tar" :
424     case ".gz" :
425     case ".tgz" :
426     case ".Z" :
427     $d = 59 ;
428     break ;
429     case "view" :
430     $d = 52 ;
431     break ;
432     case "up" :
433     $d = 199 ;
434     break ;
435     case "blank" :
436     return "&nbsp;&nbsp;</SPAN>" ;
437     break ;
438     default :
439     $d = 51 ;
440     }
441    
442     return $tstr . chr($d) . "</SPAN>" ;
443     } // end function MockIcon
444    
445     //////////////////////////////////////////////////////////////////
446    
447     function GifIcon($txt = "") {
448     global $gblIconLocation, $gblImages ;
449    
450     switch (strtolower($txt)) {
451     case ".doc" :
452     $d = "layout.gif" ;
453     break ;
454     case ".exe" :
455     case ".bat" :
456     $d = "screw2.gif" ;
457     break ;
458     case ".bas" :
459     case ".c" :
460     case ".cc" :
461     case ".src" :
462     $d = "c.gif" ;
463     break ;
464     case "file" :
465     $d = "generic.gif" ;
466     break ;
467     case "fldr" :
468     $d = "dir.gif" ;
469     break ;
470     case ".phps" :
471     $d = "phps.gif" ;
472     break ;
473     case ".php3" :
474     $d = "php3.gif" ;
475     break ;
476     case ".htm" :
477     case ".html":
478     case ".asa" :
479     case ".asp" :
480     case ".cfm" :
481     case ".php3":
482     case ".php" :
483     case ".phtml" :
484     case ".shtml" :
485     $d = "world1.gif" ;
486     break ;
487     case ".pdf" :
488     $d = "pdf.gif" ;
489     break;
490     case ".txt" :
491     case ".ini" :
492     $d = "text.gif" ;
493     break ;
494     case ".xls" :
495     $d = "box2.gif" ;
496     break ;
497     case ".zip" :
498     case ".arc" :
499     case ".sit" :
500     case ".tar" :
501     case ".gz" :
502     case ".tgz" :
503     case ".Z" :
504     $d = "compressed.gif" ;
505     break ;
506     case "view" :
507     $d = "index.gif" ;
508     break ;
509     case "up" :
510     $d = "back.gif" ;
511     break ;
512     case "blank" :
513     $d = "blank.gif" ;
514     break ;
515     case "checkout":
516     $d = "box2.gif";
517     break;
518     case "checkin":
519     $d = "hand.up.gif";
520     break;
521     case "locked":
522     $d = "screw2.gif";
523     break;
524     case "note":
525     $d = "quill.gif";
526     break;
527     default :
528     if (in_array(strtolower($txt),$gblImages)) {
529     $d = "image2.gif" ;
530     } else {
531     $d = "generic.gif" ;
532     }
533     }
534    
535    
536     return "<IMG SRC=\"$gblIconLocation" . $d . "\" BORDER=0>" ;
537     } // end function GifIcon
538    
539     //////////////////////////////////////////////////////////////////
540    
541     function Navigate($fsRoot,$relDir) {
542    
543     global $gblEditable, $gblIcon, $gblModDays, $webRoot, $gblHide,
544     $gblIgnoreUnknownFileType, $gblRepositoryDir,
545     $gblLogin, $gblUserName, $gblDateFmt, $gblTimeFmt,
546     $gblPermNote,
547     $fsRealmDir, $realm, $realm_sep,
548     $html, $realm_config,
549     $HTTP_GET_VARS, $HTTP_SERVER_VARS;
550    
551     $self = $HTTP_SERVER_VARS["PHP_SELF"] ;
552    
553     $relDir = chopsl($relDir)."/";
554     $fsDir = $fsRoot.$relDir; // current directory
555    
556     if (!is_dir($fsDir)) Error("Dir not found","Directory <tt>$relDir<tt> not found on filesystem at <tt>$fsDir</tt>",1) ;
557    
558     global $debug;
559     $debug .= "[$gblLogin|$relDir] before >";
560    
561     if (! check_perm($relDir,trperm_b))
562     Error("Access denied","User <tt>$gblLogin</tt> tried to access <tt>$relDir</tt> without valid trustee.",1);
563     $debug .= "< afeter";
564    
565     $hide_items=",$gblHide,";
566    
567     $dirList = array();
568     $fileList = array();
569    
570     // read directory contents
571     if ( !($dir = @opendir($fsDir)) )
572     Error("Read Access denied",$relDir,1) ;
573     while ($item = readdir($dir)) {
574     if ( substr($item,0,1) == "." || strstr($hide_items,",$item,") ) continue ;
575     if (is_dir($fsDir.$item) || is_link ($fsDir.$item)) {
576     if (check_perm($relDir.$item,trperm_b)) {
577     $dirList[$item] = $item ;
578     $dirNote[$item] = ReadNote($fsDir.$item);
579     }
580     } else if (is_file($fsDir.$item)) {
581     if (check_perm($relDir.$item,trperm_r)) {
582     $fileList[$item] = $item ;
583     $fileDate[$item] = filemtime($fsDir.$item) ;
584     $fileSize[$item] = filesize($fsDir.$item) ;
585     $fileNote[$item] = ReadNote($fsDir.$item);
586     }
587     } else {
588     if (! $gblIgnoreUnknownFileType) Error("File Type Error", "Item <tt>".$fsDir.$item."</tt> is not file, directory or link. If you want to ignore errors like this, set <tt>\$gblIgnoreUnknownFileType = 1</tt> in <tt>$realm_config</tt>.",1);
589     }
590     }
591     closedir($dir) ;
592    
593     // scan deleted files
594     if ( HTTP_GET_VAR("show_deleted") == 1 && ($dir = @opendir("$fsDir/.del")) ) {
595     while ($item = readdir($dir)) {
596     if ( substr($item,0,1) == "." || strstr($hide_items,",$item,") || !check_perm($relDir.$item,trperm_w) ) continue ;
597     if (is_file($fsDir.".del/$item")) {
598     $fileList[$item] = ".del/$item" ;
599     $fileDate[$item] = filemtime($fsDir.".del/$item") ;
600     $fileSize[$item] = filesize($fsDir.".del/$item") ;
601     $fileNote[$item] = ReadNote($fsDir.".del/$item");
602     } else {
603     $dirList[$item] = ".del/$item" ;
604     $dirNote[$item] = ReadNote($fsDir.".del/$item");
605     }
606     }
607     closedir($dir) ;
608     }
609    
610     $emptyDir = ! (sizeof($dirList) || sizeof($fileList)) ;
611    
612     // start navigation page
613     $text = "Use this page to add, delete";
614     if (! isset($HTTP_GET_VARS["show_deleted"])) {
615     $text .= ", <a href=$self?D=".urlencode($relDir)."&show_deleted=1>undelete</a>";
616     }
617     $text .= " or revise files on this web site." ;
618     $text .= "<br>Examine list of files <a href=\"$self?A=Ch1\">changed in last day</a> or <a href=\"$self?A=Ch\">all changes</a>.";
619     StartHTML("(Navigate)",$text) ;
620    
621     print "<TABLE BORDER=0 CELLPADDING=2 CELLSPACING=3 WIDTH=\"100%\">" ;
622    
623     // updir (parent) bar
624     if (chopsl($fsDir) != chopsl($fsRoot)) {
625     $parent = dirname($relDir) ;
626     if ($parent == "") $parent = "/" ;
627    
628     include("$html/Navigate-parent.html");
629     }
630    
631     function plural($name,$count) {
632     $out="$count $name";
633     if ($count > 1) {
634     $out.="s";
635     }
636     return $out;
637     }
638    
639     $dsort = HTTP_GET_VAR("dsort");
640     if (! isset($dsort)) $dsort = "name"; // default directory sort
641    
642     $dsort_arr = array(
643     "name" => array ("rname", "note"),
644     "rname" => array ("name", "note"),
645     "note" => array ("name", "rnote"),
646     "rnote" => array ("name", "note")
647     );
648    
649     $fsort = HTTP_GET_VAR("fsort");
650     if (! isset($fsort)) $fsort = "name"; // default directory sort
651    
652     $fsort_arr = array(
653     "name" => array ("rname", "note", "date", "size"),
654     "rname" => array ("name", "note", "date", "size"),
655     "note" => array ("name", "rnote", "date", "size"),
656     "rnote" => array ("name", "note", "date", "size"),
657     "date" => array ("name", "note", "rdate", "size"),
658     "rdate" => array ("name", "note", "date", "size"),
659     "size" => array ("name", "note", "date", "rsize"),
660     "rsize" => array ("name", "note", "date", "size")
661     );
662    
663     $D="D=".urlencode($relDir);
664    
665     function self_args($arr = array()) {
666     global $self;
667     $arg = implode("&",$arr);
668     if ($arg) {
669     return $self."?".$arg;
670     } else {
671     return $self;
672     }
673     }
674     // output subdirs
675     if (sizeof($dirList) > 0) {
676     switch ($dsort) {
677     case "note":
678     $items = $dirNote;
679     asort($items);
680     break;
681     case "rnote":
682     $items = $dirNote;
683     arsort($items);
684     break;
685     case "rname":
686     $items = $dirList;
687     krsort($items);
688     break;
689     default:
690     $items = $dirList;
691     ksort($items);
692     break;
693     }
694     $durl = self_args(array($D,"dsort=".$dsort_arr[$dsort][0]));
695     $nurl = self_args(array($D,"dsort=".$dsort_arr[$dsort][1]));
696    
697     include("$html/Navigate-dirHeader.html");
698    
699     while (list($key,$dir) = each($items)) {
700    
701     $dir = $dirList[$key];
702    
703     $info_url=self_args(array("A"=>"A=E", "F"=>"F=".urlencode($dir), "D"=>$D));
704     if (substr($dir,0,5) == ".del/") {
705     $dir = substr($dir,5,strlen($dir)-5);
706     $deleted = " <a href=\"$info_url#undelete\"><SPAN CLASS=deleted TITLE=\"deleted\">deleted</span></a>";
707     } else {
708     $deleted = "";
709     }
710    
711     $dir_url=$self."?D=".urlencode(chopsl($relDir)."/".$dir);
712     if (check_perm($relDir.$dir,$gblPermNote)) {
713     $note_html="<a href=\"$info_url#note\">".$gblIcon("note")."</a>".$dirNote[$key];
714     } else {
715     $note_html=$dirNote[$key];
716     }
717    
718     $dir_html = isBlank($dir,"directory");
719    
720     include("$html/Navigate-dirEntry.html");
721    
722     } // iterate over dirs
723     } // end if no dirs
724    
725     $durl = self_args(array($D,"fsort=".$fsort_arr[$fsort][0]));
726     $nurl = self_args(array($D,"fsort=".$fsort_arr[$fsort][1]));
727     $uurl = self_args(array($D,"fsort=".$fsort_arr[$fsort][2]));
728     $surl = self_args(array($D,"fsort=".$fsort_arr[$fsort][3]));
729    
730     $html_uri = $webRoot;
731    
732     if (substr($relDir,0,1) == "/") {
733     $html_uri .= substr($relDir,1,strlen($relDir)-1);
734     } else {
735     $html_uri .= $relDir;
736     }
737    
738     include("$html/Navigate-fileHeader.html");
739    
740     if (sizeof($fileList) > 0) {
741     switch ($fsort) {
742     case "note":
743     $items = $fileNote;
744     asort($items);
745     break;
746     case "rnote":
747     $items = $fileNote;
748     arsort($items);
749     break;
750     case "date":
751     $items = $fileDate;
752     asort($items);
753     break;
754     case "rdate":
755     $items = $fileDate;
756     arsort($items);
757     break;
758     case "size":
759     $items = $fileSize;
760     asort($items);
761     break;
762     case "rsize":
763     $items = $fileSize;
764     arsort($items);
765     break;
766     case "rname":
767     $items = $fileList;
768     krsort($items);
769     break;
770     default:
771     $items = $fileList;
772     ksort($items);
773     break;
774     }
775    
776     while (list($key,$file) = each($items)) {
777     $file = $fileList[$key];
778     $path = $fsDir."/".$file ;
779     $mod = $fileDate[$key];
780     $sz = $fileSize[$key];
781    
782     if ($sz >= 10240) {
783     $sz = (int)(($sz+1023)/1024) . " k" ;
784     } else {
785     $sz .= " " ;
786     } // end size
787    
788     $a = $b = "" ;
789    
790     $info_url=$self."?A=E&F=".urlencode($file)."&D=".urlencode($relDir);
791    
792     if ( ($mod + $gblModDays*86400) > time() ) {
793     $a = "<SPAN CLASS=RED TITLE=\"Newer" ;
794     $a .= " than $gblModDays days\"> * </SPAN>" ;
795     }
796    
797     $file_lock=CheckLock($path);
798    
799     $file_url_html="<A HREF=\"$self?A=V&D=".urlencode($relDir)."&F=".urlencode($file);
800     $file_url_html.="\" TITLE=\"View file\">" ;
801    
802     if (substr($file,0,5) != ".del/") {
803     $file_url_html .= isBlank($file) . "</A>" . $a ;
804     } else {
805     $file_url_html .= isBlank(substr($file,5,strlen($file)-5)) . "</a> <a href=\"$info_url#undelete\"><SPAN CLASS=deleted TITLE=\"deleted\">deleted</span></a>";
806     }
807    
808     if (check_perm($relDir.$file,$gblPermNote)) {
809     $note_html="<a href=\"$info_url#note\">".$gblIcon("note")."</a>".$fileNote[$key];
810     } else {
811     $note_html=$fileNote[$key];
812     }
813    
814     $ext = strtolower(strrchr($file,".")) ;
815    
816     if ($file_lock) {
817     if ($file_lock == $gblUserName) {
818     $b.="<A HREF=\"$self?A=Ci&D=".urlencode($relDir)."&F=".urlencode($file);
819     $b.="\" TITLE=\"Checkin (update) file on server\">" ;
820     $file_url_html=$b;
821     $b.=$gblIcon("checkin")."</A>" ;
822     $b.= $gblIcon("blank");
823     $file_url_html.="$file</a> $a";
824     $note_html = $gblIcon("blank")."<b>Please check-in (update) this file</b>";
825     } else {
826     $b = $gblIcon("locked");
827     $b.= $gblIcon("blank");
828     $note_html = $gblIcon("blank")."<b>File locked by $file_lock</b>";
829     $file_url_html = "$file $a";
830     }
831     } else {
832     if (check_perm($relDir.$file,trperm_w)) {
833     $b.="<A HREF=\"$self?A=Co&D=".urlencode($relDir)."&F=".urlencode($file);
834     $b.="\" TITLE=\"Checkout file for edit\">" ;
835     $b.=$gblIcon("checkout")."</A>";
836     }
837    
838     if ( $ext=="" || strstr(join(" ",$gblEditable),$ext) ) {
839     $b.="<A HREF=\"$self?A=C&D=".urlencode($relDir)."&F=".urlencode($file);
840     $b.="\" TITLE=\"List contents\">" ;
841     $b.=$gblIcon("view")."</A>" ;
842     } else {
843     $b.= $gblIcon("blank");
844     }
845     }
846    
847     $mod = date("$gblDateFmt $gblTimeFmt",$mod);
848    
849     include("$html/Navigate-fileEntry.html");
850    
851     } // iterate over files
852     } else { // end if no files
853     include("$html/Navigate-noFiles.html");
854     }
855    
856     if ($emptyDir && $relDir != "") {
857     include("$html/Navigate-emptyDir.html");
858     } // end if emptyDir
859    
860     include("$html/Navigate-hr.html");
861    
862     if (file_exists("$fsRealmDir/$realm".$realm_sep."info.inc")) {
863     print "<TR><TD></TD><TD COLSPAN=5>";
864     include("$fsRealmDir/$realm".$realm_sep."info.inc");
865     print "</TD></TR>";
866     include("$html/Navigate-hr.html");
867     } elseif (file_exists("$gblRepositoryDir/.info.inc")) {
868     print "<TR><TD></TD><TD COLSPAN=5>";
869     include("$gblRepositoryDir/.info.inc");
870     print "</TD></TR>";
871     include("$html/Navigate-hr.html");
872     }
873    
874     include("$html/Navigate-createNew.html");
875    
876     print "</TABLE>";
877    
878     EndHTML() ;
879     } // end function Navigate
880    
881     //////////////////////////////////////////////////////////////////
882    
883     function UploadPage($fsRoot, $relDir, $filename="") {
884    
885     global $html, $HTTP_SERVER_VARS;
886    
887     $self = $HTTP_SERVER_VARS["PHP_SELF"] ;
888     include("$html/UploadPage.html");
889    
890     } // end function UploadPage
891    
892     //////////////////////////////////////////////////////////////////
893    
894     // Error with sysadmin flag are reported to error_log or hidden from
895     // users
896    
897     function Error($title,$text="",$sysadmin=0,$no_404=0) {
898     global $gblSeparateAdminMessages,
899     $gblMailAdminMessages,$realm,
900     $HTTP_SERVER_VARS;
901     if (! headers_sent() && ! $no_404) header("HTTP/1.0 404 Not Found");
902     if ($sysadmin) {
903     if ($gblSeparateAdminMessages) {
904     $user="Your administrator ";
905     if ($gblMailAdminMessages) {
906     mail($HTTP_SERVER_VARS["SERVER_ADMIN"], "docman $realm error message: $title", strip_tags($text));
907     $user.="<tt>".$HTTP_SERVER_VARS["SERVER_ADMIN"]."</tt> ";
908     }
909     $user.="has been notified about error" ;
910     StartHTML("($title)",$user);
911     echo "<P ALIGN=center>Hit your Browser's Back Button.</P>" ;
912     EndHTML();
913     error_log("docman $realm: ".strip_tags($text));
914     } else {
915     StartHTML("ADMIN: ".$title,$text) ;
916     echo "<P ALIGN=center>Hit your Browser's Back Button.</P>" ;
917     EndHTML();
918     }
919     } else {
920     StartHTML("(".$title.")",$text) ;
921     echo "<P ALIGN=center>Hit your Browser's Back Button.</P>" ;
922     EndHTML() ;
923     }
924     exit ;
925     } // end function Error
926    
927     function LogIt($target,$msg, $changelog=0) {
928    
929     global $gblDateFmt, $gblTimeFmt, $gblUserName, $gblFsRoot;
930    
931     $dir=dirname($target);
932     if (! file_exists($dir."/.log")) {
933     if (! @mkdir($dir."/.log",0700)) Error("docman installation problem","can't create log directory <tt>$dir/.log</tt>",1);
934     }
935     $file=basename($target);
936    
937     $log=fopen("$dir/.log/$file","a+");
938     fputs($log,date("$gblDateFmt\t$gblTimeFmt").
939     "\t$gblUserName\t$msg\n");
940     fclose($log);
941    
942     if (! $changelog) return;
943    
944     $log=fopen("$gblFsRoot/.changelog","a+");
945     if (substr($target,0,strlen($gblFsRoot)) == $gblFsRoot)
946     $target=substr($target,strlen($gblFsRoot),strlen($target)-strlen($gblFsRoot));
947     $msg=str_replace("\t"," ",$msg);
948     fputs($log,time()."\t$target\t$gblUserName\t$msg\n");
949     fclose($log);
950    
951     // FIX: implement e-mail notification based on $changelog
952     // permission
953     }
954    
955    
956     //////////////////////////////////////////////////////////////////
957    
958     function WriteNote($target,$msg) {
959    
960     $target=stripSlashes($target);
961     $dir=dirname($target);
962     if (! file_exists($dir."/.note")) {
963     mkdir($dir."/.note",0700);
964     }
965     $file=basename($target);
966    
967     $note=fopen("$dir/.note/$file","w");
968     if (! $note) {
969     Error("Error writing note","Can't open note file <tt>$dir/.note/$file</tt> for writing",1);
970     }
971     fputs($note,"$msg\n");
972     fclose($note);
973    
974     LogIt($target,"added note $msg");
975    
976     }
977    
978     function ReadNote($target) {
979    
980     $target=stripSlashes($target);
981     $dir=dirname($target);
982     $file=basename($target);
983     $msg="";
984     if (file_exists($dir."/.note/$file")) {
985     $note=fopen("$dir/.note/$file","r");
986     $msg=fgets($note,4096);
987     fclose($note);
988     }
989     return HtmlSpecialChars(StripSlashes($msg));
990    
991     }
992    
993     //////////////////////////////////////////////////////////////////
994    
995     function MoveTo($source,$folder) {
996    
997     $source=stripSlashes($source);
998     $file=basename($source);
999     if (! file_exists($folder)) {
1000     mkdir($folder,0700);
1001     }
1002     if (file_exists($source)) {
1003     rename($source,"$folder/$file");
1004     }
1005     }
1006    
1007     //////////////////////////////////////////////////////////////////
1008    
1009     function Lock($target) {
1010    
1011     global $gblUserName;
1012    
1013     $target=stripSlashes($target);
1014     $dir=dirname($target);
1015     if (! file_exists($dir."/.lock")) {
1016     mkdir($dir."/.lock",0700);
1017     }
1018     $file=basename($target);
1019    
1020     if (file_exists("$dir/.lock/$file")) {
1021     LogIt($target,"attempt to locked allready locked file!");
1022     } else {
1023     $lock=fopen("$dir/.lock/$file","w");
1024     fputs($lock,"$gblUserName\n");
1025     fclose($lock);
1026    
1027     LogIt($target,"file locked");
1028     }
1029    
1030     }
1031    
1032     function CheckLock($target) {
1033    
1034     $target=stripSlashes($target);
1035     $dir=dirname($target);
1036     $file=basename($target);
1037     $msg=0;
1038     if (file_exists($dir."/.lock/$file")) {
1039     $lock=fopen("$dir/.lock/$file","r");
1040     $msg=fgets($lock,4096);
1041     fclose($lock);
1042     }
1043     return chop($msg);
1044    
1045     }
1046    
1047     function Unlock($target) {
1048    
1049     $target=stripSlashes($target);
1050     $dir=dirname($target);
1051     $file=basename($target);
1052     if (file_exists($dir."/.lock/$file")) {
1053     unlink("$dir/.lock/$file");
1054     LogIt($target,"file unlocked");
1055     } else {
1056     LogIt($target,"attempt to unlocked non-locked file!");
1057     }
1058    
1059     }
1060    
1061     //////////////////////////////////////////////////////////////////
1062    
1063     function urlpath($url) {
1064     $url=urlencode(StripSlashes("$url"));
1065     $url=str_replace("%2F","/",$url);
1066     $url=str_replace("+","%20",$url);
1067     return($url);
1068     }
1069    
1070     //////////////////////////////////////////////////////////////////
1071    
1072     function safe_rename($fromdir,$fromfile,$tofile) {
1073    
1074     global $gblNumBackups;
1075    
1076     function try_rename($from,$to) {
1077     # print "$from -> $to\n";
1078     if (file_exists($from) && is_writeable(dirname($to))) {
1079     return rename($from,$to);
1080     } else {
1081     return 0;
1082     }
1083     }
1084    
1085     function try_dir($todir) {
1086     if (! file_exists($todir)) {
1087     @mkdir($todir,0700);
1088     }
1089     }
1090    
1091     $to="$fromdir/$tofile";
1092     $todir=dirname($to);
1093     $tofile=basename($to);
1094    
1095     # print "<pre>$fromdir / $fromfile -> $todir / $tofile\n\n";
1096    
1097     if (! try_rename("$fromdir/$fromfile","$todir/$tofile")) Error("Rename error","Can't rename file <tt>$fromfile</tt> to <tt>$tofile</tt>",1);
1098     try_dir("$todir/.log");
1099     try_rename("$fromdir/.log/$fromfile","$todir/.log/$tofile");
1100     try_dir("$todir/.note");
1101     try_rename("$fromdir/.note/$fromfile","$todir/.note/$tofile");
1102     try_dir("$todir/.lock");
1103     try_rename("$fromdir/.lock/$fromfile","$todir/.lock/$tofile");
1104     try_dir("$todir/.bak");
1105     for($i=0;$i<=$gblNumBackups;$i++) {
1106     try_rename("$fromdir/.bak/$i/$fromfile","$todir/.bak/$i/$tofile");
1107     }
1108     }
1109    
1110    
1111     //////////////////////////////////////////////////////////////////
1112    
1113     // recursivly delete directory
1114    
1115     function rrmdir($dir) {
1116     $handle=opendir($dir);
1117     while ($file = readdir($handle)) {
1118     if ($file != "." && $file != "..") {
1119     if (is_dir("$dir/$file"))
1120     rrmdir("$dir/$file");
1121     else
1122     if (! @unlink("$dir/$file")) return(0);
1123     }
1124     }
1125     closedir($handle);
1126     return @rmdir($dir);
1127     }
1128    
1129     //////////////////////////////////////////////////////////////////
1130    
1131     function DisplayChangeLog($day) {
1132    
1133     global $gblFsRoot, $gblDateFmt, $gblTimeFmt,
1134     $HTTP_SERVER_VARS;
1135    
1136     $self = $HTTP_SERVER_VARS["PHP_SELF"];
1137    
1138     if (!file_exists("$gblFsRoot/.changelog")) return;
1139     $log=fopen("$gblFsRoot/.changelog","r");
1140     $logarr = array();
1141     while($line = fgetcsv($log,512,"\t")) {
1142     while (sizeof($line) > 4) {
1143     $tmp = array_pop($line);
1144     $line.=" $tmp";
1145     }
1146     if ($day!=1 || ($day==1 && (time()-$line[0] < 24*60*60))) {
1147     array_unshift($logarr,array($line[0],$line[1],$line[2],$line[3]));
1148     }
1149     }
1150     fclose($log);
1151     $cl1=" class=LST"; $cl2="";
1152     print "<table border=0 width=100%>\n";
1153     while ($e = array_shift($logarr)) {
1154     $cl=$cl1; $cl1=$cl2; $cl2=$cl;
1155     $date = date($gblDateFmt, $e[0]);
1156     $time = date($gblTimeFmt, $e[0]);
1157     $dir = dirname($e[1]);
1158     $file = basename($e[1]);
1159     print "<tr><td$cl>$date</td><td$cl>$time</td><td$cl><a href=\"$HTTP_SERVER_VARS[PHP_SELF]?D=".urlencode($dir)."\">$dir</a>/$file</td><td$cl>$e[2]</td><td$cl>$e[3]</td></tr>\n";
1160     }
1161     print "</table>";
1162     print "<p>".GifIcon("up")." Back to <a href=\"$self\">front page</a>.</p>";
1163     }
1164    
1165     //////////////////////////////////////////////////////////////////
1166    
1167     function Download($path,$force=0) {
1168     global $HTTP_SERVER_VARS,$mime_type;
1169    
1170     // default transfer-encoding
1171     $encoding = "binary";
1172    
1173     // known transfer encodings
1174     $encoding_ext = array(
1175     "gz" => "x-gzip",
1176     "Z" => "x-compress",
1177     );
1178    
1179     $file = basename($path);
1180     $size = filesize($path);
1181    
1182     $ext_arr = explode(".",$file);
1183     $ext = array_pop($ext_arr);
1184     if (isset($encoding_ext[$ext])) {
1185     $encoding = $encoding_ext[$ext];
1186     $ext = array_pop($ext_arr);
1187     }
1188    
1189     if ($force || !isset($mime_type[$ext])) {
1190     header("Content-Type: application/force-download");
1191     } else {
1192     header("Content-Type: $mime_type[$ext]");
1193     }
1194    
1195     // IE5.5 just downloads index.php if we don't do this
1196     if(preg_match("/MSIE 5.5/", $HTTP_SERVER_VARS["HTTP_USER_AGENT"])) {
1197     header("Content-Disposition: filename=$file");
1198     } else {
1199     header("Content-Disposition: attachment; filename=$file");
1200     }
1201    
1202     header("Content-Transfer-Encoding: $encoding");
1203     $fh = fopen($path, "r");
1204     fpassthru($fh);
1205     }
1206    
1207    
1208     //////////////////////////////////////////////////////////////////
1209    
1210     function chopsl($path) {
1211     $path=str_replace("//","/",$path);
1212     if (substr($path,strlen($path)-1,1) == "/") $path=substr($path,0,strlen($path)-1);
1213     return $path;
1214     }
1215    
1216     //////////////////////////////////////////////////////////////////
1217     /*
1218     Document manager ACL implementation
1219    
1220     Written by Dobrica Pavlinusic <dpavlin@rot13.org>
1221    
1222     Based on ideas from Linux trustees code
1223     by Vyacheslav Zavadsky <zavadsky@braysystems.com>
1224     */
1225    
1226     define('trmask_not',1 << 0);
1227     define('trmask_clear',1 << 1);
1228     define('trmask_deny',1 << 2);
1229     define('trmask_one_level',1 << 3);
1230     define('trmask_group',1 << 4);
1231    
1232     define('trperm_r',1 << 5);
1233     define('trperm_w',1 << 6);
1234     define('trperm_b',1 << 7);
1235     define('trperm_n',1 << 8);
1236    
1237     $trustee_a2n = array(
1238     '!' => trmask_not,
1239     'C' => trmask_clear,
1240     'D' => trmask_deny,
1241     'O' => trmask_one_level,
1242     '+' => trmask_group,
1243     'R' => trperm_r,
1244     'W' => trperm_w,
1245     'B' => trperm_b,
1246     'N' => trperm_n,
1247     );
1248    
1249     // debugging function
1250     function display_trustee($t) {
1251     global $trustee_a2n;
1252     $out="";
1253     foreach ($trustee_a2n as $c=>$v) {
1254     if ($t & $v) $out.=$c;
1255     }
1256     return $out;
1257     }
1258     function display_all_trustee() {
1259     global $trustees;
1260     print "trustee dump:<br>\n";
1261     foreach ($trustees as $path => $tr) {
1262     print "<br><tt>$path</tt>\n";
1263     foreach ($tr as $user=>$perm) {
1264     print "$user == $perm (".display_trustee($perm).")<br>\n";
1265     }
1266     }
1267     }
1268    
1269     function init_trustee() {
1270    
1271     global $trustee_conf,$trustee_php,$trustee_a2n,$groups,$trustees;
1272    
1273     // do we need to re-create compiled trustees?
1274     if (! file_exists($trustee_conf)) {
1275     # $error="$trustee_conf doesn't exits";
1276     return 0; # don't use trustees
1277     } elseif (file_exists($trustee_conf) && !is_readable($trustee_conf)) {
1278     $error="<tt>$trustee_conf</tt> exits, but is not readable";
1279     } elseif (!is_writable(dirname($trustee_php))) {
1280     $error="<tt>".dirname($trustee_php)."</tt> must be writable by web server user";
1281     } elseif (file_exists($trustee_php) && !is_writable($trustee_php)) {
1282     $error="trustees cache file <tt>$trustee_php</tt> exists, but is not writable by web server";
1283     } elseif (@filemtime($trustee_conf) >= @filemtime($trustee_php)) {
1284     $fp_php=@fopen($trustee_php,"w");
1285     fputs($fp_php,"<?php // don't edit by hand!\n");
1286    
1287     $fp_conf=fopen($trustee_conf,"r");
1288    
1289     $groups_arr = array();
1290     $perm_arr = array();
1291    
1292     $tr_arr = array();
1293    
1294     while (! feof($fp_conf)) {
1295     $l = trim(fgets($fp_conf,4096));
1296     if (substr($l,0,1) == "+") { // no comment
1297     $arr=explode(":",$l);
1298     $groups_arr[$arr[0]] = str_replace(" ","",$arr[1]) ;
1299     } elseif (substr($l,0,1) != "#") {
1300     $arr=explode(":",$l);
1301     $path=array_shift($arr);
1302     if ($path == "") continue;
1303     $sep2="";
1304     while ($user=array_shift($arr)) {
1305     $perm=0;
1306     if (substr($user,0,1) == "+") {
1307     $perm|=trmask_group;
1308     $user=substr($user,1,strlen($user)-1);
1309     }
1310     $perm_ascii=array_shift($arr);
1311     for ($i=0;$i<strlen($perm_ascii);$i++) {
1312     $ch=strtoupper($perm_ascii[$i]);
1313     if (isset($trustee_a2n[$ch])) {
1314     $perm|=$trustee_a2n[$ch];
1315     } else {
1316     $error.="trustee error in line '$l' [Unknown modifier '$ch']<br>\n";
1317     }
1318     }
1319     if (isset($tr_arr[$path][$user])) {
1320     $tr_arr[$path][$user] |= $perm;
1321     } else {
1322     $tr_arr[$path][$user] = $perm;
1323     }
1324     }
1325     }
1326     }
1327    
1328     fclose($fp_conf);
1329    
1330     // save trustees
1331     $tr_out='$trustees = array (';
1332     $sep1="";
1333     while (list ($path, $tr) = each ($tr_arr)) {
1334     $tr_out.="$sep1\n\t'$path'=>array(";
1335     $sep2="";
1336     while (list($user,$perm)=each($tr)) {
1337     $tr_out.="$sep2\n\t\t'$user'=>$perm";
1338     $sep2=",";
1339     }
1340     $tr_out.="\n\t)";
1341     $sep1=",";
1342     }
1343     $tr_out.="\n);";
1344    
1345     // save groups
1346     $gr_out='$groups = array (';
1347     $sep="";
1348     while (list ($group, $members) = each ($groups_arr)) {
1349     $gr_out.="$sep\n\t'";
1350     $gr_out.=substr($group,1,strlen($group)-1);
1351     $gr_out.="'=>array('".join("','",explode(",",$members))."')";
1352     $sep=",";
1353     }
1354     $gr_out.="\n);\n";
1355    
1356     fputs($fp_php,$gr_out);
1357     fputs($fp_php,$tr_out);
1358     fputs($fp_php,"?>\n");
1359     fclose($fp_php);
1360     }
1361    
1362     if (isset($error)) {
1363     Error("Trustee error",$error,1);
1364     } else {
1365     include_once("$trustee_php");
1366     }
1367    
1368     return 1;
1369    
1370     }//init_trustee
1371    
1372     function in_group($user,$group) {
1373     global $groups;
1374     return in_array($user,$groups[$group]);
1375     }
1376    
1377     // helper function
1378     function unroll_perm($u,$t,$perm,$one_level) {
1379    
1380     if ($t & trmask_one_level && !$one_level) return $perm;
1381    
1382     if ($t & trmask_deny) {
1383     if ($t & trmask_clear) {
1384     $perm['deny'] &= ~$t;
1385     } else {
1386     $perm['deny'] |= $t;
1387     }
1388     } elseif ($t & trmask_clear) {
1389     $perm['allow'] &= ~$t;
1390     } else {
1391     $perm['allow'] |= $t;
1392     }
1393     return $perm;
1394     }// end of helper function
1395    
1396     function check_trustee($user,$path) {
1397     global $trustees,$HAVE_TRUSTEE;
1398     $perm['allow'] = 0;
1399     $perm['deny'] = 0;
1400    
1401     // do we use trustees?
1402     if (! $HAVE_TRUSTEE) return $perm;
1403    
1404     if (! isset($trustees)) Error("Trustees not found","Can't find in-memory trustee structure <tt>\$trustees</tt>. Probably bug in code. Contact <tt>dpavlin@rot13.org</tt>",1);
1405    
1406     global $debug;
1407     $debug .= "<br>check_trustee $path ... ";
1408    
1409     $path_arr=explode("/",$path);
1410     $tmppath="";
1411     while (count($path_arr)) {
1412     $p = array_shift($path_arr);
1413     $debug.= "[$p] ";
1414     # add trailing slash
1415     if (substr($tmppath,strlen($tmppath)-1,1) != "/") {
1416     $tmppath.="/";
1417     }
1418     # append currnet dir to tmppath
1419     if (isset($p)) {
1420     $tmppath.=$p;
1421     }
1422     $debug.= ">> $tmppath ";
1423    
1424     if (! isset($trustees[$tmppath])) continue;
1425     $tr = $trustees[$tmppath];
1426    
1427     $one_level = (!count($path_arr));
1428     $debug.=" O($one_level) ";
1429    
1430     if (isset($tr)) {
1431     // first apply trustee for all
1432     if (isset($tr['*']) && $user!="anonymous") {
1433     $perm = unroll_perm($user,$tr['*'],$perm, $one_level);
1434     unset($tr['*']);
1435     }
1436     // then apply not and group policies
1437     foreach ($tr as $g=>$t) {
1438     if ($t & trmask_not && $g != $user) {
1439     $t = $t & ~trmask_not;
1440     $perm = unroll_perm($user,$t,$perm, $one_level);
1441     unset($tr[$g]);
1442    
1443     } elseif ($t & trmask_group && in_group($user,$g)) {
1444     // resolv user
1445     $t = $t & ~trmask_group;
1446     $perm = unroll_perm($user,$t,$perm, $one_level);
1447     unset($tr[$g]);
1448     }
1449     }
1450     // then apply user policy
1451     if (isset($tr[$user])) {
1452     $perm = unroll_perm($user,$tr[$user],$perm,$one_level);
1453     unset($tr[$user]);
1454     }
1455     }
1456     $debug.="d(".display_trustee($perm['deny']).") a(".display_trustee($perm['allow']).") ";
1457    
1458     }
1459     $debug.="<br>check_trustee: user: $user path: $path==$tmppath perm: ";
1460     $debug.="d: ".$perm['deny']." (".display_trustee($perm['deny']).") a: ".$perm['allow']." (".display_trustee($perm['allow']).")<Br>\n";
1461     return $perm;
1462     }
1463    
1464     // handy functions
1465    
1466     function check_perm($path,$trperm) {
1467     global $gblLogin,$HAVE_TRUSTEE;
1468    
1469     $path = str_replace("//","/",$path);
1470    
1471     global $debug;
1472     $debug.="<br>check_perm: on <tt>$path</tt> for perm ".display_trustee($trperm)."<br>\n";
1473    
1474     $return = ! $HAVE_TRUSTEE;
1475     if ($HAVE_TRUSTEE) {
1476     $perm = check_trustee($gblLogin,$path);
1477     $debug.=" d: ".$perm['deny']." (".display_trustee($perm['deny']).") a: ".$perm['allow']." (".display_trustee($perm['allow']).") perm to have: $trperm (".display_trustee($trperm).")";
1478     if ($perm['deny'] & $trperm) $return=0;
1479     elseif (($perm['allow'] & $trperm) == $trperm) $return=1;
1480     }
1481     $debug.=" return: $return<br>\n";
1482     return($return);
1483     }
1484    
1485     //////////////////////////////////////////////////////////////////
1486    
1487     function readMime() {
1488     global $mime_type, $gblMimeTypes;
1489    
1490     if (! isset($gblMimeTypes)) {
1491     $gblMimeTypes = "/etc/mime.types";
1492     }
1493    
1494     $mime = @fopen($gblMimeTypes,"r");
1495    
1496     if (! $mime) Error("Can't read MIME types","<tt>$gblMimeTypes</tt> file not found. You can setup other <tt>mime.types</tt> file using <tt>\$gblMimeTypes</tt> in <tt>$realm_config</tt>");
1497    
1498     while($line = fgets($mime,80)) {
1499     if (substr($line,0,1) == "#") continue; // skip comment
1500     $arr = preg_split("/[\s\t]+/",$line);
1501     $type = array_shift($arr);
1502     while ($ext = array_shift($arr)) {
1503     $mime_type[$ext] = $type;
1504     }
1505     }
1506    
1507     fclose($mime);
1508     }
1509    
1510     //////////////////////////////////////////////////////////////////
1511    
1512     // check for invalid characters in filename and dirname (.. and /)
1513    
1514     function check_dirname($file) {
1515     if (strstr($file,"..")) Error("Security violation","No parent dir <tt>..</tt> allowed in directory name <tt>$file</tt>",1);
1516     }
1517    
1518     function check_filename($file) {
1519     if (strstr($file,"..")) Error("Security violation","No parent dir <tt>..</tt> allowed in file name <tt>$file</tt>",1);
1520     // remove deleted directory (for undelete to work)
1521     $file = str_replace(".del/","",$file);
1522     if (strstr($file,"/")) Error("Security violation","No slashes <tt>/</tt> allowed in file name <tt>$file</tt>",1);
1523     }
1524    
1525     // bla/blo/../foo will return bla/foo
1526     function remove_parent($path) {
1527     while (preg_match(",/[^/]+/\.\./,",$path)) {
1528     $path = preg_replace(",/[^/]+/\.\./,","",$path);
1529     }
1530     if (substr($path,0,1) != "/") $path = "/".$path;
1531     return $path;
1532     }
1533    
1534     //////////////////////////////////////////////////////////////////
1535    
1536     // functions to move HTTP server variables to global namespace
1537     // [replacement for register_globals in php.ini]
1538    
1539     function HTTP_GET_VAR($var) {
1540     global $HTTP_GET_VARS, ${$var};
1541     if (isset($HTTP_GET_VARS[$var])) {
1542     $$var = stripSlashes($HTTP_GET_VARS[$var]);
1543     return $$var;
1544     }
1545     }
1546    
1547     function HTTP_POST_VAR($var) {
1548     global $HTTP_POST_VARS, ${$var};
1549     if (isset($HTTP_POST_VARS[$var])) {
1550     $$var = $HTTP_POST_VARS[$var];
1551     return $$var;
1552     }
1553     }
1554    
1555     function HTTP_SERVER_VAR($var) {
1556     global $HTTP_SERVER_VARS, ${$var};
1557     if (isset($HTTP_SERVER_VARS[$var])) {
1558     $$var = $HTTP_SERVER_VARS[$var];
1559     return $$var;
1560     }
1561     }
1562    
1563     //////////////////////////////////////////////////////////////////
1564    
1565     function Warn($text) {
1566     }
1567    
1568     //////////////////////////////////////////////////////////////////
1569    
1570     function isBlank($file,$what = "filename") {
1571     if (trim($file) == "") return "<i>whitespace $what</i>";
1572     if ($file == "") return "<i>no $what</i>";
1573     return $file;
1574     }
1575    
1576     //////////////////////////////////////////////////////////////////
1577     // MAIN PROGRAM
1578    
1579     $gblFilePerms = 0640 ; // default for new files
1580     $gblDirPerms = 0750 ; // default for new dirs
1581    
1582     if (isset($HTTP_GET_VARS["STYLE"]) && $HTTP_GET_VARS["STYLE"] == "get") {
1583     include("$html/docman.css");
1584     exit;
1585     }
1586    
1587     // location of master docman configuration file
1588     $docman_conf = "/etc/docman.conf";
1589     if (! file_exists($docman_conf)) {
1590     $error = "Can't find master configuration file <tt>$docman_conf</tt>. See <tt>docman2/doc/upgrade.html#docman_conf</tt> for more informations";
1591 dpavlin 1.39
1592 dpavlin 1.37 error_log("docman: $error");
1593     Error("docman not installed completly",$error);
1594     }
1595     include($docman_conf);
1596    
1597 dpavlin 1.39 // location of html files
1598     $html = $gblIncDir."/html";
1599    
1600     // set fsRealmDir
1601 dpavlin 1.37 if (! isset($fsRealmDir)) {
1602     $fsRealmDir = "$gblIncDir/realm";
1603     }
1604    
1605     // try to add dir to script name to realm var
1606     if (is_dir("$fsRealmDir/$realm/".dirname($HTTP_SERVER_VARS["SCRIPT_NAME"]))) {
1607     $realm .= dirname($HTTP_SERVER_VARS["SCRIPT_NAME"]);
1608     $realm_sep = "/";
1609     } else {
1610     $realm_sep = ".";
1611     }
1612    
1613     $realm_config = $fsRealmDir."/".$realm.$realm_sep."conf";
1614    
1615     // read user-defined configuration
1616     if (file_exists($realm_config)) {
1617     include($realm_config);
1618     } else {
1619     Error("Configuration error","Can't find configuration file at <tt>$realm_config</tt> !");
1620     }
1621    
1622     if (! isset($gblRepositoryDir)) Error("Configuration error","<tt>\$gblRepositoryDir</tt> is not setuped in realm configuration file <tt>$realm_config</tt>");
1623    
1624     // where do we get users from?
1625     if (file_exists("$gblIncDir/htusers/$gblUsers.php")) {
1626     include("$gblIncDir/htusers/$gblUsers.php");
1627     } else {
1628     Error("Configuration error","Can't find user handling module at <tt>$gblIncDir/htusers/$gblUsers.php</tt> ! Please fix <tt>$realm_config</tt>");
1629     }
1630    
1631     // take additional login vars
1632     HTTP_GET_VAR("relogin");
1633     HTTP_GET_VAR("force_login");
1634    
1635     // if no password, or empty password logout
1636     if (
1637     isset($gblLogin) && (
1638     !isset($relogin) || (
1639     isset($relogin) && $relogin != md5($gblLogin.$gblPasswd)
1640     )
1641     ) && (
1642     $gblPasswd == "" || !isset($gblPasswd)
1643     ) && !isset($force_login) && $gblLogin != "anonymous"
1644     ) {
1645     StartHTML("Logout completed","Your login credentials has been erased") ;
1646     EndHTML() ;
1647     exit ;
1648     }
1649    
1650     if (!is_dir($gblRepositoryDir)) Error("Repository dir not found","Can't find repository directory <tt>$gblRepositoryDir</tt>. Please fix that in <tt>$realm_config</tt> variable <tt>\$gblRepositoryDir</tt>.",1);
1651    
1652     // trustee (ACL) file configuration
1653     $trustee_conf="$fsRealmDir/$realm".$realm_sep."trustee";
1654     // compiled version of trustee file
1655     $trustee_php="$gblRepositoryDir/.trustee.php";
1656     // get ACL informations
1657     $HAVE_TRUSTEE = init_trustee();
1658    
1659     if (strtolower($gblLogin) == "anonymous" || !isset($gblLogin)) {
1660     $perm = check_trustee("anonymous","/");
1661     // browsing must be explicitly allowed for root directory
1662     // of repository for anonymous user to work!
1663     if ($perm['allow'] & trperm_b) {
1664     $gblLogin = $gblPasswd = "anonymous";
1665     $secHash = md5($gblLogin.$gblPasswd);
1666     $gblUserName = "Anonymous user";
1667     }
1668     }
1669    
1670     // authentication failure
1671     if ( md5($gblLogin.$gblPasswd) != $secHash ||
1672     isset($relogin) && $secHash == $relogin) {
1673     header("WWW-authenticate: basic realm=\"$realm\"") ;
1674     header("HTTP/1.0 401 Unauthorized") ;
1675     Error("401 Unauthorized","No trespassing !",0,1);
1676     }
1677    
1678    
1679     // read mime.types
1680     readMime();
1681    
1682     if (! isset($gblPermNote)) {
1683     $gblPermNote = trperm_r;
1684     }
1685    
1686     HTTP_POST_VAR("FN");
1687    
1688     if ($HTTP_SERVER_VARS["REQUEST_METHOD"] == "POST") {
1689     // take variables from server
1690     if (HTTP_POST_VAR("FN"))
1691     check_filename($FN);
1692     if (HTTP_POST_VAR("DIR")) {
1693     check_dirname($DIR);
1694     $relDir = $DIR;
1695     } else {
1696     trigger_error("Can't get DIR",E_USER_WARNING);
1697     $relDir = "/";
1698     }
1699     if (HTTP_POST_VAR("RELPATH")) check_dirname($RELPATH);
1700     HTTP_POST_VAR("T");
1701     HTTP_POST_VAR("CONFIRM");
1702     } else {
1703     // get
1704     HTTP_GET_VAR("A");
1705     if (HTTP_GET_VAR("D")) {
1706     check_dirname($D);
1707     $D=urldecode($D);
1708     $relDir = $D;
1709     } else {
1710     //trigger_error("Can't get D",E_USER_WARNING);
1711     $relDir = "/";
1712     }
1713     if (HTTP_GET_VAR("F")) check_filename($F);
1714     }
1715    
1716     $relScriptDir = dirname($HTTP_SERVER_VARS["SCRIPT_NAME"]) ;
1717     // i.e. /docman
1718    
1719     // start on server root
1720     $gblFsRoot = $gblRepositoryDir;
1721     // i.e. /home/httpd/repository
1722    
1723     $fsDir = $gblFsRoot . $relDir ; // current directory
1724     if ( !is_dir($fsDir) ) Error("Dir not found","Can't find <tt>$relDir</tt> which points to <tt>$fsDir</tt>",1) ;
1725    
1726     if ($relDir == "") $relDir="/";
1727    
1728     if (isset($HTTP_SERVER_VARS["HTTPS"]) && $HTTP_SERVER_VARS["HTTPS"] == "on") {
1729     $webRoot = "https://";
1730     } else {
1731     $webRoot = "http://";
1732     }
1733     $webRoot .= $HTTP_SERVER_VARS["HTTP_HOST"] . $relScriptDir;
1734    
1735     if (HTTP_POST_VAR("POSTACTION")) switch ($POSTACTION) {
1736     case "UPLOAD" :
1737     $FN_name=stripSlashes($HTTP_POST_FILES["FN"]["tmp_name"]);
1738     $FN=stripSlashes($HTTP_POST_FILES["FN"]["name"]);
1739     if (!is_writeable($fsDir)) Error("Write denied",$relDir) ;
1740    
1741     $source = $FN_name ;
1742     if (! file_exists($source)) {
1743     Error("You must select file with browse to upload it!","If file is too big, you might need to modify php configuration options <tt>post_max_size</tt> and <tt>upload_max_filesize</tt>",1);
1744     }
1745    
1746     if (HTTP_POST_VAR("FILENAME")) check_filename($FILENAME);
1747    
1748     if (! isset($FILENAME)) { // from update file
1749     $target = "$fsDir/".basename($FN);
1750     } else {
1751     $target = "$fsDir/$FILENAME";
1752     }
1753    
1754     if (! check_perm("$relDir/".basename($target), trperm_w))
1755     Error("Access denied","User <tt>$gblLogin</tt> tried to upload <tt>$relDir/".basename($target)."</tt> without valid trustee.",1);
1756    
1757     // backup old files first
1758     $dir=dirname($target);
1759     if (! file_exists($dir."/.bak")) {
1760     mkdir($dir."/.bak",0700);
1761     }
1762     if (! file_exists($dir."/.bak/$gblNumBackups")) {
1763     mkdir($dir."/.bak/$gblNumBackups",0700);
1764     }
1765     $file=basename($target);
1766     for($i=$gblNumBackups-1;$i>0;$i--) {
1767     MoveTo("$dir/.bak/$i/$file","$dir/.bak/".($i+1)."/");
1768     }
1769     MoveTo($target,$dir."/.bak/1/");
1770    
1771     copy($source,$target) ;
1772     chmod($target,$gblFilePerms) ;
1773     clearstatcache() ;
1774     if (isset($FILENAME)) {
1775     LogIt($target,"check-in",trperm_r | trperm_w);
1776     Unlock($target);
1777     } else {
1778     LogIt($target,"uploaded",trperm_r | trperm_w);
1779     }
1780     break ;
1781    
1782     case "SAVE" :
1783     $path = $gblFsRoot . $RELPATH ;
1784     $path=stripSlashes($path);
1785    
1786     if (! check_perm("$RELPATH", trperm_w))
1787     Error("Access denied","User <tt>$gblLogin</tt> tried to save <tt>$RELPATH</tt> without valid trustee.",1);
1788    
1789     $writable = is_writeable($path) ;
1790     $legaldir = is_writeable(dirname($path)) ;
1791     $exists = (file_exists($path)) ? 1 : 0 ;
1792     // FIX: more verbose error message
1793     if (!($writable || (!$exists && $legaldir)))
1794     Error("Write denied",$RELPATH) ;
1795     $fh = fopen($path, "w") ;
1796     HTTP_POST_VAR("FILEDATA");
1797     fwrite($fh,$FILEDATA) ;
1798     fclose($fh) ;
1799     clearstatcache() ;
1800     LogIt($path,"saved changes",trperm_r);
1801     break ;
1802    
1803     case "CREATE" :
1804     // we know $fsDir exists
1805     if (! check_perm($relDir, trperm_w))
1806     Error("Write access denied","You don't have permission to write in <tt>$relDir</tt>");
1807     if ($T == "D") $type = "directory";
1808     else $type ="file";
1809     if ($FN == "") Error("Can't create $type","You must enter name of $type to create it.");
1810     if (!is_writeable($fsDir)) Error("Write denied","User <tt>$gblLogin</tt> has trustee to write in <tt>$relDir</tt> but permissions on <tt>$fsDir</tt> are wrong!", 1) ;
1811     $path = "$fsDir/$FN"; // file or dir to create
1812     $relPath = "$relDir/$FN";
1813    
1814     if (file_exists($path))
1815     Error("Can't create $type","Object <tt>$relPath</tt> allready exists");
1816    
1817     switch ( $T ) {
1818     case "D" : // create a directory
1819     if ( ! @mkdir($path,$gblDirPerms) )
1820     Error("Mkdir failed",$relPath) ; // eg. if it exists
1821     else
1822     LogIt($path."/","dir created",trperm_w);
1823     clearstatcache() ;
1824     break ;
1825     case "F" : // create a new file
1826     // this functionality is doubled in DetailView().
1827     // better keep it here altogether
1828     // chmod perms to $gblFilePerms
1829     if ( file_exists($path) && !is_writeable($path) )
1830     Error("File not writable", "User <tt>$gblLogin</tt> has trustee to write in <tt>$relPath</tt> but permissions on <tt>$path</tt> are wrong!", 1) ;
1831     $fh = fopen($path, "w+") ;
1832     if ($fh) {
1833     fputs($fh,"\n");
1834     fclose($fh) ;
1835     LogIt($path,"file created",trperm_r | trperm_w);
1836     } else {
1837     Error("Creation of file $relPath failed", "User <tt>$gblLogin</tt> has trustee to write in <tt>$relPath</tt> but creation of <tt>$path</tt> failed!", 1) ;
1838     }
1839     $tstr = $HTTP_SERVER_VARS["PHP_SELF"]."?A=E&D=".urlencode($relDir)."&F=".urlencode($FN) ;
1840     header("Location: " . $tstr) ;
1841     exit ;
1842     }
1843     break ;
1844    
1845     case "DELETE" :
1846     if ( $CONFIRM != "on" ) break;
1847    
1848     if ( isset($FN) && $FN != "") {
1849     $path=$fsDir."/".$FN;
1850     $what = "file";
1851     } elseif (isset($DIR)) {
1852     $path=$gblFsRoot."/".$DIR;
1853     $what = "directory";
1854     } else {
1855     Error("Can't delete object","Can't find filename <tt>\$FN</tt> or dirname in <tt>\$DIR</tt>",1);
1856     }
1857    
1858     if (! check_perm("$relDir/$FN", trperm_w))
1859     Error("Access denied","User <tt>$gblLogin</tt> tried to erase $what <tt>$relDir/$FN</tt> without valid trustee.",1);
1860    
1861     $tstr = "Attempt to delete non-existing object or insufficient privileges: " ;
1862    
1863     $dir=dirname($path);
1864     $file=basename($path);
1865    
1866     if (! file_exists("$dir/.del")) {
1867     mkdir("$dir/.del",0700);
1868     }
1869    
1870     if ( ! @rename($path,"$dir/.del/$file") ) {
1871     LogIt($path,"$what delete failed");
1872     Error("Can't delete $what",$tstr."<tt>".$relDir."/".$FN."</tt>") ;
1873     } else {
1874     LogIt($path,"$what deleted",trperm_w);
1875     MoveTo("$dir/.log/$file","$dir/.del/.log/");
1876     MoveTo("$dir/.note/$file","$dir/.del/.note/");
1877     MoveTo("$dir/.lock/$file","$dir/.del/.lock/");
1878     }
1879     break ;
1880    
1881     case "UNDELETE" :
1882     if ( $CONFIRM != "on" ) break ;
1883    
1884     if (substr($FN,0,4) != ".del") break ;
1885     $file=substr($FN,4,strlen($FN)-4);
1886    
1887     if (! check_perm("$relDir/$file", trperm_w))
1888     Error("Access denied","User <tt>$gblLogin</tt> tried to undelete <tt>$relDir/$file</tt> without valid trustee.",1);
1889    
1890     LogIt("$fsDir/.del/$file","undeleted",trperm_w);
1891     MoveTo("$fsDir/.del/$file","$fsDir/");
1892     MoveTo("$fsDir/.del/.log/$file","$fsDir/.log/");
1893     MoveTo("$fsDir/.del/.note/$file","$fsDir/.note/");
1894     MoveTo("$fsDir/.del/.lock/$file","$fsDir/.lock/");
1895    
1896     break ;
1897    
1898     case "RENAME" :
1899     if ( $CONFIRM != "on" ) break ;
1900    
1901     if (HTTP_POST_VAR("NEWNAME")) {
1902     $dest = remove_parent($relDir.$NEWNAME);
1903     if (! check_perm($relDir.$FN, trperm_w) ||
1904     ! check_perm($dest, trperm_w) )
1905     Error("Access denied","User <tt>$gblLogin</tt> tried to rename <tt>$relDir$FN</tt> to <tt>$dest</tt> without valid trustee.",1);
1906     } else {
1907     Error("Rename error","Can't find new name in var <tt>\$NEWNAME</tt>",1);
1908     }
1909     LogIt("$fsDir/$FN","renamed $FN to $NEWNAME",trperm_r);
1910     safe_rename($fsDir,$FN,$NEWNAME);
1911     break ;
1912    
1913     case "NOTE" :
1914     if (! HTTP_POST_VAR("NOTE"))
1915     Error("Can't add note to object","Can't find var <tt>\$NOTE</tt>",1);
1916     if (! check_perm("$relDir/$FN", trperm_w))
1917     Error("Access denied","User <tt>$gblLogin</tt> tried to add note to <tt>$relDir/$FN</tt> without valid trustee.",1);
1918    
1919     WriteNote("$fsDir/$FN",$NOTE);
1920     break ;
1921    
1922     case "UNLOCK" :
1923     if ( $CONFIRM != "on" ) break ;
1924     if (! check_perm("$relDir/$FN", trperm_w))
1925     Error("Access denied","User <tt>$gblLogin</tt> tried to unlock <tt>$relDir/$FN</tt> without valid trustee.",1);
1926     Unlock("$fsDir/$FN");
1927     break ;
1928    
1929     default :
1930     // user hit "CANCEL" or undefined action
1931     }
1932    
1933     // common to all POSTs : redirect to directory view ($relDir)
1934     if (isset($POSTACTION)) {
1935     $tstr = $HTTP_SERVER_VARS["PHP_SELF"]."?D=".urlencode($relDir);
1936     header("Location: ".$tstr) ;
1937     exit ;
1938     }
1939    
1940     // check for mode.. navigate, code display, upload, or detail?
1941     // $A=U : upload to path given in $D
1942     // $A=E : display detail of file $D/$F and edit
1943     // $A=C : display code in file $D/$F
1944     // $A=Co : checkout file $D/$F
1945     // $A=Ci : checkin file $D/$F
1946     // $A=V : view file (do nothing except log)
1947     // $A=I : include file .$F.php from [$gblIncDir|realm]/include_php
1948     // default : display directory $D
1949    
1950     if (isset($A)) switch ($A) {
1951     case "U" :
1952     // upload to $relDir
1953     if (! check_perm($relDir, trperm_w))
1954     Error("Write access denied","You don't have permission to write in <tt>$relDir</tt>");
1955     if (!is_writeable($gblFsRoot . $relDir))
1956     Error("Write access denied","User <tt>$gblLogin</tt> has permission on <tt>$relDir</tt>, but directory is not writable",1);
1957     $text = "Use this page to upload a single " ;
1958     $text .= "file to <B>$realm</B>." ;
1959     StartHTML("(Upload Page)", $text) ;
1960     UploadPage($gblFsRoot, $relDir) ;
1961     EndHTML() ;
1962     exit ;
1963     case "E" :
1964     // detail of $relDir/$F
1965     if (is_file("$gblFsRoot/$relDir/$F") || is_dir("$gblFsRoot/$relDir/$F")) DetailPage($gblFsRoot, $relDir, $F) ;
1966     exit ;
1967     case "C" :
1968     $F=stripSlashes($F);
1969     // listing of $relDir/$F
1970     DisplayCode($gblFsRoot, $relDir, $F) ;
1971     exit ;
1972     case "Co" :
1973     // checkout
1974     Lock("$gblFsRoot/$relDir/$F");
1975     Download("$gblFsRoot/$relDir/$F",1);
1976     exit;
1977     case "Ci" :
1978     $F=stripSlashes($F);
1979     // upload && update to $relDir
1980     if (!is_writeable($gblFsRoot . $relDir))
1981     Error("Write access denied",$relDir) ;
1982     $text = "Use this page to update a single " ;
1983     $text .= "file to <B>$realm</B>." ;
1984     StartHTML("(Update file Page)", $text) ;
1985     UploadPage($gblFsRoot, $relDir, $F) ;
1986     EndHTML() ;
1987     exit ;
1988     case "V" :
1989     // view
1990     LogIt("$gblFsRoot/$relDir/$F","viewed");
1991     Download("$gblFsRoot/$relDir/$F",$gblForceDownload);
1992     exit;
1993     case "Ch" :
1994     StartHTML("(File changes)","All changes chronologicaly...");
1995     DisplayChangeLog(0); // all
1996     EndHTML() ;
1997     exit;
1998     case "Ch1" :
1999     StartHTML("(File changes)","Changes to files in last day...");
2000     DisplayChangeLog(1);
2001     EndHTML() ;
2002     exit;
2003     case "I" :
2004     if (! isset($F) || $F == "")
2005     Error("Can't find file to include","Your request didn't specify file to include which should be in variable <tt>F</tt> like <tt>$HTTP_SERVER_VARS[REQUEST_URI]<b>&F=include_php_file</b></tt>",1);
2006     $inc_file="$fsRealmDir/$realm".$realm_sep.$F.".php";
2007     if (! file_exists($inc_file)) {
2008     Error("Can't find file to include","Can't find include file <tt>$F.php</tt> in <tt>$fsRealmDir/$realm/</tt>. Meybe you should copy <tt>$gblIncDir/include_php/$F.php</tt> to <tt>$inc_file<tt> ?",1);
2009     }
2010     if (!is_readable($inc_file))
2011     Error("Read access to include file denied","Can't read PHP include file <tt>$inc_file</tt>. Fix permissions on it.",1);
2012     $text = "Your include file should define \$text variable which holds this text and \$title variable which is page title";
2013     $title = "You should define \$title variable with page title";
2014     include($inc_file);
2015     StartHTML($title, $text) ;
2016     print "<p>".GifIcon(up)." Back to <a href=$HTTP_SERVER_VARS[PHP_SELF]>front page</a>.</p>";
2017     EndHTML() ;
2018     exit ;
2019     }
2020    
2021     // default: display directory $relDir
2022     Navigate($gblFsRoot,$relDir) ;
2023     exit ;
2024    
2025     Error("Whooah!","By cartesian logic, this never happens",1) ;
2026     ?>
2027    

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