1: # The LearningOnline Network with CAPA
2: #
3: # Directory Indexer
4: # (Login Screen
5: #
6: # 5/21/99,5/22,5/25,5/26,5/31,6/2,6/10,7/12,7/14 Gerd Kortemeyer)
7: # 11/23 Gerd Kortemeyer
8: # 07/20-08/04 H.K. Ng
9: #
10: # 05/9-05/19/2001 H. K. Ng
11: # 05/21/2001 H. K. Ng
12: # 05/23/2001 H. K. Ng
13: # 05/31/2001 Scott Harrison
14: # 06/01/2001 Scott Harrison
15: # 06/02/2001 Scott Harrison
16: # 06/15/2001 Scott Harrison
17: # 06/26/2001 H. K. Ng
18: # 07/08/2001 H. K. Ng
19: # 8/6,8/7 Scott Harrison
20:
21: package Apache::lonindexer;
22:
23: use strict;
24: use Apache::lonnet();
25: use Apache::Constants qw(:common);
26: use Apache::File;
27: use GDBM_File;
28:
29: my %hash;
30: my %dirs;
31: my %language;
32: my $hidden;
33: my $extrafield;
34: my $fnum;
35: my $dnum;
36: sub BEGIN {
37: my $fh=Apache::File->new($Apache::lonnet::perlvar{'lonTabDir'}.
38: '/language.tab');
39: map {
40: $_=~/(\w+)\s+([\w\s\-]+)/;
41: $language{$1}=$2;
42: } <$fh>;
43: }
44:
45: sub handler {
46: my $r = shift;
47: $r->content_type('text/html');
48: $r->send_http_header;
49: return OK if $r->header_only;
50: $fnum=0;
51: $dnum=0;
52: my $iconpath= $r->dir_config('lonIconsURL') . "/";
53: my $domain = $r->dir_config('lonDefDomain');
54: my $role = $r->dir_config('lonRole');
55: my $loadlim = $r->dir_config('lonLoadLim');
56: my $servadm = $r->dir_config('lonAdmEMail');
57: my $sysadm = $r->dir_config('lonSysEMail');
58: my $lonhost = $r->dir_config('lonHostID');
59: my $tabdir = $r->dir_config('lonTabDir');
60:
61: my $fileclr='#ffffe6';
62: my $line;
63: my (@attrchk,@openpath);
64: my $uri=$r->uri;
65:
66: # -------------------------------------- see if called from an interactive mode
67: # foreach my $key (sort(keys(%ENV))) {
68: # $r->print("$key is $ENV{$key}<br />");
69: # }
70: # $r->print("END ENV");
71: map {
72: my ($name, $value) = split(/=/,$_);
73: $value =~ tr/+/ /;
74: $value =~ s/%([a-fA-F0-9][a-fA-F0-9])/pack("C",hex($1))/eg;
75: if ($name eq 'catalogmode') {
76: $ENV{'form.'.$name}=$value;
77: }
78: if ($name eq 'launch') {
79: $ENV{'form.'.$name}=$value;
80: }
81: if ($name eq 'acts') {
82: $ENV{'form.'.$name}=$value;
83: }
84: } (split(/&/,$ENV{'QUERY_STRING'}));
85:
86: $hidden=''; my $closebutton='';
87: my $groupimportbutton='';
88: my $colspan='';
89:
90: $extrafield='';
91: my $diropendb = "/home/httpd/perl/tmp/$domain\_$ENV{'user.name'}_indexer.db";
92:
93: if (tie(%hash,'GDBM_File',$diropendb,&GDBM_WRCREAT,0640)) {
94: if ($ENV{'form.launch'} eq '1') {
95: delete $hash{'mode_catalog'};
96: map {
97: if ($_ =~ /^pre_/) {
98: delete $hash{$_};
99: }
100: if ($_ =~ /^store/) {
101: delete $hash{$_};
102: }
103: } keys %hash;
104: }
105: if ($hash{'mode_catalog'} eq 'interactive') {
106: $ENV{'form.catalogmode'}='interactive';
107: }
108: if ($hash{'mode_catalog'} eq 'groupimport') {
109: $ENV{'form.catalogmode'}='groupimport';
110: }
111:
112: if ($ENV{'form.catalogmode'} eq 'interactive') {
113: $hash{'mode_catalog'}='interactive';
114: $extrafield='<td bgcolor="'.$fileclr.'" valign="bottom">'.
115: '<a name="$anchor"><img src="'.$iconpath.'whitespace1.gif"'.
116: ' border="0"></td>';
117: $colspan=" colspan='2' ";
118: $hidden=<<END;
119: <input type='hidden' name='catalogmode' value='interactive'>
120: END
121: $closebutton=<<END;
122: <input type="button" name="close" value='CLOSE' onClick="self.close()">
123: END
124: }
125: elsif ($ENV{'form.catalogmode'} eq 'groupimport') {
126: $hash{'mode_catalog'}='groupimport';
127: $extrafield='<td bgcolor="'.$fileclr.'" valign="bottom">'.
128: '<a name="$anchor"><img src="'.$iconpath.'whitespace1.gif"'.
129: ' border="0"></td>';
130: $colspan=" colspan='2' ";
131: $hidden=<<END;
132: <input type='hidden' name='catalogmode' value='groupimport'>
133: END
134: $closebutton=<<END;
135: <input type="button" name="close" value='CLOSE' onClick="self.close()">
136: END
137: $groupimportbutton=<<END;
138: <input type="button" name="groupimport" value='GROUP IMPORT' onClick="javascript:select_group()">
139: END
140: }
141:
142: my $catalogmodefunctions='';
143: if ($ENV{'form.catalogmode'} eq 'interactive' or
144: $ENV{'form.catalogmode'} eq 'groupimport') {
145: $catalogmodefunctions=<<END;
146: function select_data(title,url) {
147: changeTitle(title);
148: changeURL(url);
149: self.close();
150: }
151: function save_group() {
152: for (var num=0; num<document.forms.fnum.fnum.value; num++) {
153: if (eval("document.forms.form"+num+".filelink.checked")) {
154: alert(eval("document.forms.form"+num+".title.value")+
155: eval("document.forms.form"+num+".filelink.value"));
156: }
157: }
158: }
159: function select_group() {
160: // window.location="http://"+window.location.hostname+"/adm/groupsort?acts="+document.forms.fileattr.acts.value;
161: window.location="/adm/groupsort?acts="+document.forms.fileattr.acts.value;
162: }
163: function select_group2() {
164: var linkflag=false;
165: for (var num=0; num<document.forms.fnum.fnum.value; num++) {
166: if (eval("document.forms.form"+num+".filelink.checked")) {
167: // alert(eval("document.forms.form"+num+".title.value")+
168: // eval("document.forms.form"+num+".filelink.value"));
169: insertRowInLastRow();
170: placeResourceInLastRow(
171: eval("document.forms.form"+num+".title.value"),
172: eval("document.forms.form"+num+".filelink.value"),
173: linkflag
174: );
175: linkflag=true;
176: }
177: }
178: opener.editmode=0;
179: opener.notclear=0;
180: opener.linkmode=0;
181: opener.infoclear();
182: opener.draw();
183: self.close();
184: }
185: function insertRowInLastRow() {
186: opener.insertrow(opener.maxrow);
187: opener.addobj(opener.maxrow,'e&2');
188: }
189: function placeResourceInLastRow (title,url,linkflag) {
190: opener.newresource(opener.maxrow,2,opener.escape(title),opener.escape(url),'false','normal');
191: opener.save();
192: opener.mostrecent=opener.obj.length-1;
193: if (linkflag) {
194: opener.joinres(opener.linkmode,opener.mostrecent,0);
195: }
196: opener.linkmode=opener.mostrecent;
197: }
198: function changeTitle(val) {
199: if (opener.inf.document.forms.resinfo.elements.t) {
200: opener.inf.document.forms.resinfo.elements.t.value=val;
201: }
202: }
203: function changeURL(val) {
204: if (opener.inf.document.forms.resinfo.elements.u) {
205: opener.inf.document.forms.resinfo.elements.u.value=val;
206: }
207: }
208: END
209: }
210: if ($ENV{'form.catalogmode'} eq 'groupimport') {
211: $catalogmodefunctions.=<<END;
212: var acts='';
213: function queue(val) {
214: if (eval("document.forms."+val+".filelink.checked")) {
215: var l=val.length;
216: var v=val.substring(4,l);
217: document.forms.fileattr.acts.value+='1a'+v+'b';
218: // alert(document.forms.fileattr.acts.value);
219: }
220: else {
221: var l=val.length;
222: var v=val.substring(4,l);
223: document.forms.fileattr.acts.value+='0a'+v+'b';
224: // alert(document.forms.fileattr.acts.value);
225: }
226: if (typeof(document.forms.dirpathUP)!="undefined") {
227: // document.forms.dirpathUP.acts.value=document.forms.fileattr.acts.value;
228: // alert(document.forms.dirpathUP.acts.value);
229: }
230: }
231: function rep_dirpath(suffix,val) {
232: eval("document.forms.dirpath"+suffix+".acts.value=val");
233: // eval("alert(document.forms.dirpath"+suffix+".acts.value)");
234: // return false;
235: }
236: END
237: }
238: # ---------------------------------------------------------------- Print Header
239: $r->print(<<ENDHEADER);
240: <html>
241: <head>
242: <title>The LearningOnline Network With CAPA Directory Browser</title>
243:
244: <script language="javascript">
245: $catalogmodefunctions
246: function openWindow(url, wdwName, w, h, toolbar,scrollbar) {
247: var options = "width=" + w + ",height=" + h + ",";
248: options += "resizable=yes,scrollbars="+scrollbar+",status=no,";
249: options += "menubar=no,toolbar="+toolbar+",location=no,directories=no";
250: var newWin = window.open(url, wdwName, options);
251: newWin.focus();
252: }
253: function gothere(val) {
254: window.location=val+'?acts='+document.forms.fileattr.acts.value;
255: }
256: </script>
257:
258: </head>
259: <body bgcolor="#FFFFFF">
260: ENDHEADER
261: if ($ENV{'form.catalogmode'} eq 'groupimport') {
262: # $r->print($ENV{'form.acts'}."<br />");
263: my $acts=$ENV{'form.acts'};
264: my @Acts=split(/b/,$acts);
265: my %ahash;
266: my %achash;
267: my $ac=0;
268: map {
269: my ($state,$ref)=split(/a/);
270: $ahash{$ref}=$state;
271: $achash{$ref}=$ac;
272: $ac++;
273: } (@Acts);
274: map {
275: my $key=$_;
276: if ($ahash{$key} eq '1') {
277: # $r->print("<b>NEW: ");
278: # $r->print($hash{'pre_'.$key.'_title'});
279: # $r->print(" : ");
280: # $r->print($hash{'pre_'.$key.'_link'});
281: # $r->print("</b><br />");
282: $hash{'store_'.$hash{'pre_'.$key.'_link'}}=
283: $hash{'pre_'.$key.'_title'};
284: $hash{'storectr_'.$hash{'pre_'.$key.'_link'}}=
285: $hash{'storectr'}+0;
286: $hash{'storectr'}++;
287: }
288: if ($ahash{$key} eq '0') {
289: if ($hash{'store_'.$hash{'pre_'.$key.'_link'}}) {
290: delete $hash{'store_'.$hash{'pre_'.$key.'_link'}};
291: }
292: }
293: } sort {$achash{$a}<=>$achash{$b}} (keys %ahash);
294: map {
295: if ($_ =~ /^store_/) {
296: my $key=$_;
297: $key=~s/^store_//;
298: # $r->print("<b>STORE: ");
299: # $r->print($hash{'storectr_'.$key});
300: # $r->print(':');
301: # $r->print($hash{'store_'.$key});
302: # $r->print(':');
303: # $r->print($key);
304: # $r->print("</b><br />");
305: }
306: } keys %hash;
307: map {
308: if ($_ =~ /^pre_/ && $_ =~/link$/) {
309: my $key = $_;
310: $key =~ s/^pre_//;
311: $key =~ s/_[^_]*$//;
312: # $r->print($key);
313: # $r->print(':');
314: # $r->print($hash{'pre_'.$key.'_title'});
315: # $r->print(':');
316: # $r->print($hash{'pre_'.$key.'_link'});
317: # $r->print('<br />');
318: delete $hash{'pre_'.$key.'_title'};
319: delete $hash{'pre_'.$key.'_link'};
320: }
321: } keys %hash;
322: }
323:
324: $r->print('<h2><font color="#888888">The LearningOnline With CAPA Network Directory Browser</font></h2>'."\n");
325: } else {
326: $r->print('<html><head></head><body>Unable to tie hash to db file</body></html>');
327: return OK;
328: }
329: untie %hash;
330: if (tie(%hash,'GDBM_File',$diropendb,&GDBM_WRCREAT,0640)) {
331:
332: if ($ENV{'form.attrs'} ne "") {
333: for (my $i=0; $i<=5; $i++) {
334: delete $hash{'display_attrs_'.$i};
335: if ($ENV{'form.attr'.$i} == 1) {
336: $attrchk[$i] = "checked";
337: $hash{'display_attrs_'.$i} = 1;
338: }
339: }
340: } else {
341: for (my $i=0; $i<=5; $i++) {
342: $attrchk[$i] = "checked" if $hash{'display_attrs_'.$i} == 1;
343: }
344: }
345: $r->print(<<END);
346: <b><font color="#666666">Display file attributes</font></b><br>
347: <form method="post" name="fileattr" action="$uri" enctype="application/x-www-form-urlencoded">
348: <table border=0><tr>
349: <td><input type="checkbox" name="attr0" value="1" $attrchk[0] /> Size</td>
350: <td><input type="checkbox" name="attr1" value="1" $attrchk[1] /> Last access</td>
351: <td><input type="checkbox" name="attr2" value="1" $attrchk[2] /> Last modified</td>
352: </tr><tr>
353: <td><input type="checkbox" name="attr3" value="1" $attrchk[3] /> Author</td>
354: <td><input type="checkbox" name="attr4" value="1" $attrchk[4] /> Keywords</td>
355: <td><input type="checkbox" name="attr5" value="1" $attrchk[5] /> Language</td>
356: </tr></table>
357: <input type="hidden" name="dirPointer" value="on" />
358: <input type="hidden" name="acts" value="" />
359: <input type="submit" name="attrs" value="Review" />
360: <input type="submit" name="attrs" value="Refresh" />
361: $hidden
362: $closebutton
363: $groupimportbutton
364: </form>
365: END
366:
367: my $titleclr="#ddffff";
368: $r->print("<table border=0><tr><td bgcolor=#eeeeee>\n");
369: $r->print("<table border=0><tr>\n");
370: $r->print("<td $colspan bgcolor=$titleclr><b>Name</b></td>\n");
371: $r->print("<td bgcolor=$titleclr align=right><b>Size (bytes) </b></td>\n") if ($hash{'display_attrs_0'} == 1);
372: $r->print("<td bgcolor=$titleclr><b>Last accessed</b></td>\n") if ($hash{'display_attrs_1'} == 1);
373: $r->print("<td bgcolor=$titleclr><b>Last modified</b></td>\n") if ($hash{'display_attrs_2'} == 1);
374: $r->print("<td bgcolor=$titleclr><b>Author(s)</b></td>\n") if ($hash{'display_attrs_3'} == 1);
375: $r->print("<td bgcolor=$titleclr><b>Keywords</b></td>\n") if ($hash{'display_attrs_4'} == 1);
376: $r->print("<td bgcolor=$titleclr><b>Language</b></td>\n") if ($hash{'display_attrs_5'} == 1);
377: $r->print("</tr>");
378:
379: map {
380: if ($_ =~ /^diropen_status_/) {
381: my $key = $_;
382: $key =~ s/^diropen_status_//;
383: $dirs{$key} = $hash{$_};
384: }
385: } keys %hash;
386:
387: if ($ENV{'form.openuri'}) { # take care of review and refresh options
388: my $uri=$ENV{'form.openuri'};
389: if (exists($hash{'diropen_status_'.$uri})) {
390: my $cursta = $hash{'diropen_status_'.$uri};
391: $dirs{$uri} = 'open';
392: $hash{'diropen_status_'.$uri} = 'open';
393: if ($cursta eq 'open') {
394: $dirs{$uri} = 'closed';
395: $hash{'diropen_status_'.$uri} = 'closed';
396: }
397: } else {
398: $hash{'diropen_status_'.$uri} = 'open';
399: $dirs{$uri} = 'open';
400: }
401: }
402:
403: my $bredir = $ENV{'form.dirPointer'};
404: my $toplevel;
405: my $indent = 0;
406: $uri = $uri.'/' if $uri !~ /.*\/$/;
407: if ($bredir ne "on") {
408: $hash{'top.level'} = $uri;
409: $toplevel = $uri;
410:
411: } else {
412: $toplevel = $hash{'top.level'};
413: }
414: if ($toplevel ne "/res/"){
415: my (@uri_com) = split(/\//,$uri);
416: pop @uri_com;
417: my $upone = join('/',@uri_com);
418: my @list = qw (0);
419: &display_line ($r,'opened',$upone.'&viewOneUp',0,$upone,@list);
420: $indent = 1;
421: }
422: &scanDir ($r,$toplevel,$indent,\%hash);
423:
424: $r->print("<form name='fnum'>");
425: $r->print("<input type='hidden' name='fnum' value='$fnum'></form>");
426: $r->print("</table>");
427: $r->print("</td></tr></table>");
428: $r->print("</body></html>\n");
429: untie(%hash);
430: } else {
431: $r->print("Unable to tie hash to db file");
432: }
433: return OK;
434: }
435:
436:
437: # --------------------recursive scan of a directory
438: sub scanDir {
439: my ($r,$startdir,$indent,$hashref)=@_;
440: my ($compuri,$curdir);
441: my $dirptr=16384;
442: $indent++;
443:
444: my %dupdirs = %dirs;
445: my @list=&get_list($r,$startdir);
446: foreach my $line (@list) {
447: my ($strip,$dom,$foo,$testdir,$foo)=split(/\&/,$line,5);
448: next if $strip =~ /.*\.meta$/;
449: if ($dom eq "domain") {
450: $compuri = join('',$strip,"/"); # domain list has /res/<domain name>
451: $curdir = $compuri;
452: } else {
453: $compuri = join('',$startdir,$strip,"/"); # user, dir & file have name only, i.e., w/o path
454: $curdir = $startdir;
455: }
456: my $diropen = "closed";
457: if (($dirptr&$testdir) or ($dom =~ /^(domain|user)$/)) {
458: while (my ($key,$val)= each %dupdirs) {
459: if ($key eq $compuri and $val eq "open") {
460: $diropen = "opened";
461: delete $dupdirs{key},$dirs{$key};
462: }
463: }
464: }
465: &display_line($r,$diropen,$line,$indent,$curdir,$hashref,@list);
466: &scanDir ($r,$compuri,$indent) if $diropen eq "opened";
467: }
468: $indent--;
469: }
470:
471: # ----------------- get complete matched list based on the uri ------
472: sub get_list {
473: my ($r,$uri)=@_;
474: my @list;
475: my $luri = $uri;
476: $luri =~ s/\//_/g;
477:
478: if ($ENV{'form.attrs'} eq "Refresh") {
479: map {
480: delete $hash{$_} if ($_ =~ /^dirlist_files_/);
481: } keys %hash;
482: }
483:
484: if ($hash{'dirlist_files'.$luri}) {
485: @list = split(/\n/,$hash{'dirlist_files_'.$luri});
486: } else {
487: @list = &Apache::lonnet::dirlist($uri);
488: $hash{'dirlist_files_'.$luri} = join('\n',@list);
489: }
490: return @list=&match_ext($r,@list);
491: }
492:
493: #-------------------------- filters out files based on extensions
494: sub match_ext {
495: my ($r,@packlist)=@_;
496: my @trimlist;
497: my $nextline;
498: my @fileext;
499: my $dirptr=16384;
500:
501: my $tabdir = $r->dir_config('lonTabDir');
502: my $fn = $tabdir.'/filetypes.tab';
503: if (-e $fn) {
504: my $FH=Apache::File->new($fn);
505: my @content=<$FH>;
506: foreach my $line (@content) {
507: (my $ext,my $foo) = split /\s+/,$line;
508: push @fileext,$ext;
509: }
510: }
511: foreach my $line (@packlist) {
512: chomp $line;
513: $line =~ s/^\/home\/httpd\/html//;
514: my @unpackline = split (/\&/,$line);
515: next if ($unpackline[0] eq ".");
516: next if ($unpackline[0] eq "..");
517: my @filecom = split (/\./,$unpackline[0]);
518: my $fext = pop(@filecom);
519: my $fnptr = $unpackline[3]&$dirptr;
520: if ($fnptr == 0 and $unpackline[3] ne "") {
521: foreach my $nextline (@fileext) {
522: push @trimlist,$line if $nextline eq $fext;
523: }
524: } else {
525: push @trimlist,$line;
526: }
527: }
528: @trimlist = sort (@trimlist);
529: return @trimlist;
530: }
531:
532: #------------------- displays one line in appropriate table format
533: sub display_line{
534: my ($r,$diropen,$line,$indent,$startdir,$hashref,@list)=@_;
535: my (@pathfn, $fndir, $fnptr);
536: my $dirptr=16384;
537: my $fileclr="#ffffe6";
538: my $iconpath= $r->dir_config('lonIconsURL') . "/";
539:
540: my @filecom = split (/\&/,$line);
541: my @pathcom = split (/\//,$filecom[0]);
542: my $listname = $pathcom[scalar(@pathcom)-1];
543: my $fnptr = $filecom[3]&$dirptr;
544: my $msg = 'View '.$filecom[0].' resources';
545: $msg = 'Close '.$filecom[0].' directory' if $diropen eq "opened";
546:
547: my $tabtag="</td>";
548: my $i=0;
549:
550: while ($i<=5) {
551: $tabtag=join('',$tabtag,"<td bgcolor=",$fileclr,"> </td>") if $hash{'display_attrs_'.$i} == 1;
552: $i++;
553: }
554: if ($filecom[1] eq "viewOneUp") {
555: $r->print("<tr>$extrafield");
556: $r->print("<td bgcolor=$fileclr valign=bottom>\n");
557: $r->print ('<form method="post" name="dirpathUP" action="'.$startdir.
558: '/" '.
559: 'onSubmit="return rep_dirpath(\'UP\',document.forms.fileattr.acts.value)" '.
560: 'enctype="application/x-www-form-urlencoded"'.
561: '>'."\n");
562: $r->print ($hidden.'<input type=hidden name=openuri value="'.$startdir.'">'."\n");
563: $r->print ('<input type="hidden" name="acts" value="">'."\n");
564: $r->print ('<input src="'.$iconpath.'arrow_up.gif"');
565: $r->print (' name="'.$msg.'" height="22" type="image" border="0">'."\n");
566: $r->print("Up $tabtag</tr></form>\n");
567: return OK;
568: }
569: if ($filecom[1] eq "domain") {
570: $r->print ('<input type=hidden name=dirPointer value="on">'."\n") if ($ENV{'form.dirPointer'} eq "on");
571: $r->print("<tr>$extrafield");
572: $r->print("<td bgcolor=$fileclr valign=bottom>");
573: &begin_form ($r,$filecom[0].'/');
574: my $anchor = $filecom[0].'/';
575: $anchor =~ s/\///g;
576: $r->print ('<a name="'.$anchor.'">');
577: $r->print ('<input type="hidden" name="acts" value="">');
578: $r->print ('<input src="'.$iconpath.'folder_pointer_'.$diropen.'.gif"');
579: $r->print (' name="'.$msg.'" height="22" type="image" border="0">'."\n");
580: $r->print ('<a href="javascript:gothere(\''.$filecom[0].'/\')"><img src="'.$iconpath.'server.gif"');
581: $r->print (' border="0"></a>'."\n");
582: $r->print("Domain - $listname $tabtag</tr></form>\n");
583: return OK;
584: }
585: if ($filecom[1] eq "user") {
586: $r->print("<tr>$extrafield");
587: $r->print("<td bgcolor=$fileclr valign=bottom nowrap>\n");
588: my $curdir = $startdir.$filecom[0].'/';
589: my $anchor = $curdir;
590: $anchor =~ s/\///g;
591: &begin_form ($r,$curdir);
592: $r->print ('<a name="'.$anchor.'"><img src="'.$iconpath.'whitespace1.gif" border=0>'."\n");
593: $r->print ('<input type="hidden" name="acts" value="">');
594: $r->print ('<input src="'.$iconpath.'folder_pointer_'.$diropen.'.gif"');
595: $r->print (' name="'.$msg.'" height="22" type="image" border="0">'."\n");
596: $r->print ('<a href="javascript:gothere(\''.$curdir.'\')"><img src='.$iconpath.'quill.gif border=0 name="'.$msg.'" height="22"></a>');
597: $r->print ($listname.$tabtag.'</tr></form>'."\n");
598: return OK;
599: }
600: # display file
601: if ($fnptr == 0 and $filecom[3] ne "") {
602: my @file_ext = split (/\./,$listname);
603: my $curfext = $file_ext[scalar(@file_ext)-1];
604: my $filelink = $startdir.$filecom[0];
605: $r->print("<tr><td nowrap valign='bottom' bgcolor=$fileclr>");
606: my $metafile = grep /^$filecom[0]\.meta\&/, @list;
607: my $title;
608: if ($ENV{'form.catalogmode'} eq 'interactive') {
609: $title=$listname;
610: $title = &Apache::lonnet::metadata($filelink,'title')
611: if ($metafile == 1);
612: $title=$listname unless $title;
613: $r->print("<a href='javascript:select_data(\"",
614: $title,'","',$filelink,"\")'>");
615: $r->print("<img src='",$iconpath,"select.gif' border=0></a>\n");
616: $r->print("</td><td valign='bottom' nowrap bgcolor=$fileclr>");
617: }
618: elsif ($ENV{'form.catalogmode'} eq 'groupimport') {
619: $title=$listname;
620: $title = &Apache::lonnet::metadata($filelink,'title')
621: if ($metafile == 1);
622: $title=$listname unless $title;
623: $r->print("<form name='form$fnum'>\n");
624: $r->print("<input type='checkbox' name='filelink"."' ".
625: "value='$filelink' onClick='".
626: "javascript:queue(\"form$fnum\")' ");
627: if ($hash{'store_'.$filelink}) {
628: $r->print("checked");
629: }
630: $r->print(">\n");
631: $r->print("<input type='hidden' name='title"."' ".
632: "value='$title'>\n");
633: $r->print("</form>\n");
634: $r->print("</td><td valign='bottom' nowrap bgcolor=$fileclr>");
635: $hash{"pre_${fnum}_link"}=$filelink;
636: $hash{"pre_${fnum}_title"}=$title;
637: $fnum++;
638: }
639:
640: if ($indent > 0 and $indent < 11) {
641: $r->print("<img src=",$iconpath,"whitespace",$indent,".gif border=0>\n");
642: } elsif ($indent >0) {
643: my $ten = int($indent/10.);
644: my $rem = $indent%10.0;
645: my $count = 0;
646: while ($count < $ten) {
647: $r->print("<img src=",$iconpath,"whitespace10.gif border=0>\n");
648: $count++;
649: }
650: $r->print("<img src=",$iconpath,"whitespace",$rem,".gif border=0>\n") if $rem > 0;
651: }
652:
653: $r->print("<img src=$iconpath$curfext.gif border=0>\n");
654: $r->print (" <a href=\"javascript:openWindow('".$filelink."', 'metadatafile', '450', '500', 'no', 'yes')\"; TARGET=_self>$listname</a> ");
655:
656: $r->print (" (<a href=\"javascript:openWindow('".$filelink.".meta', 'metadatafile', '400', '450', 'no', 'yes')\"; TARGET=_self>metadata</a>) ") if ($metafile == 1);
657:
658: $r->print("</td>\n");
659: $r->print("<td bgcolor=$fileclr align=right valign=bottom> ",$filecom[8]," </td>\n")
660: if $hash{'display_attrs_0'} == 1;
661: $r->print("<td bgcolor=$fileclr valign=bottom> ".(localtime($filecom[9]))." </td>\n")
662: if $hash{'display_attrs_1'} == 1;
663: $r->print("<td bgcolor=$fileclr valign=bottom> ".(localtime($filecom[10]))." </td>\n")
664: if $hash{'display_attrs_2'} == 1;
665:
666: if ($hash{'display_attrs_3'} == 1) {
667: my $author = &Apache::lonnet::metadata($filelink,'author') if ($metafile == 1);
668: $author = ' ' if (!$author);
669: $r->print("<td bgcolor=$fileclr valign=bottom> ".$author." </td>\n");
670: }
671: if ($hash{'display_attrs_4'} == 1) {
672: my $keywords = &Apache::lonnet::metadata($filelink,'keywords') if ($metafile == 1);
673: $keywords = ' ' if (!$keywords);
674: $r->print("<td bgcolor=$fileclr valign=bottom> ".$keywords." </td>\n");
675: }
676: if ($hash{'display_attrs_5'} == 1) {
677: my $lang = &Apache::lonnet::metadata($filelink,'language') if ($metafile == 1);
678: $lang = $language{$lang};
679: $lang = ' ' if (!$lang);
680: $r->print("<td bgcolor=$fileclr valign=bottom> ".$lang." </td>\n");
681: }
682: $r->print("</tr>\n");
683: }
684: # -- display directory
685: if ($fnptr == $dirptr) {
686: my @file_ext = split (/\./,$listname);
687: my $curfext = $file_ext[scalar(@file_ext)-1];
688: my $curdir = $startdir.$filecom[0].'/';
689: my $anchor = $curdir;
690: $anchor =~ s/\///g;
691: $r->print("<tr>$extrafield<td bgcolor=$fileclr valign=bottom>");
692: &begin_form ($r,$curdir);
693: my $indentm1 = $indent-1;
694: if ($indentm1 < 11 and $indentm1 > 0) {
695: $r->print("<img src=",$iconpath,"whitespace",$indentm1,".gif border=0>\n");
696: } else {
697: my $ten = int($indentm1/10.);
698: my $rem = $indentm1%10.0;
699: my $count = 0;
700: while ($count < $ten) {
701: $r->print ("<img src=",$iconpath,"whitespace10.gif border=0>\n");
702: $count++;
703: }
704: $r->print ("<img src=",$iconpath,"whitespace",$rem,".gif border=0>\n") if $rem > 0;
705: }
706: $r->print ('<input type="hidden" name="acts" value="">');
707: $r->print ('<a name="'.$anchor.'"><input src="'.$iconpath.'folder_pointer_'.$diropen.'.gif"');
708: $r->print (' name="'.$msg.'" height="22" type="image" border="0">'."\n");
709: $r->print ('<a href="javascript:gothere(\''.$curdir.'\')"><img src="'.$iconpath.'folder_'.$diropen.'.gif" border=0></a>'."\n");
710: $r->print ("$listname$tabtag</tr></form>\n");
711: }
712:
713: }
714:
715: # ------------------- prints the beginning of a form for directory or file link
716: sub begin_form {
717: my ($r,$uri) = @_;
718: my $anchor = $uri;
719: $anchor =~ s/\///g;
720: $r->print ('<form method="post" name="dirpath'.$dnum.'" action="'.$uri.'#'.$anchor.
721: '" onSubmit="return rep_dirpath(\''.$dnum.'\',document.forms.fileattr.acts.value)" '.
722: 'enctype="application/x-www-form-urlencoded">'."\n");
723: $r->print ($hidden.'<input type=hidden name=openuri value="'.$uri.'">'."\n");
724: $r->print ('<input type=hidden name=dirPointer value="on">'."\n");
725: $dnum++;
726: }
727:
728: 1;
729: __END__
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