Annotation of loncom/interface/lonindexer.pm, revision 1.213.4.2
1.1 www 1: # The LearningOnline Network with CAPA
1.24 harris41 2: # Directory Indexer
3: #
1.213.4.2! raeburn 4: # $Id: lonindexer.pm,v 1.213.4.1 2012/05/07 05:15:00 raeburn Exp $
1.24 harris41 5: #
6: # Copyright Michigan State University Board of Trustees
7: #
8: # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
9: #
10: # LON-CAPA is free software; you can redistribute it and/or modify
11: # it under the terms of the GNU General Public License as published by
12: # the Free Software Foundation; either version 2 of the License, or
13: # (at your option) any later version.
1.14 harris41 14: #
1.24 harris41 15: # LON-CAPA is distributed in the hope that it will be useful,
16: # but WITHOUT ANY WARRANTY; without even the implied warranty of
17: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18: # GNU General Public License for more details.
19: #
20: # You should have received a copy of the GNU General Public License
21: # along with LON-CAPA; if not, write to the Free Software
22: # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
23: #
24: # /home/httpd/html/adm/gpl.txt
25: #
26: # http://www.lon-capa.org/
1.14 harris41 27: #
1.23 harris41 28: ###
29:
30: ###############################################################################
31: ## ##
32: ## ORGANIZATION OF THIS PERL MODULE ##
33: ## ##
34: ## 1. Description of functions ##
35: ## 2. Modules used by this module ##
36: ## 3. Choices for different output views (detailed, summary, xml, etc) ##
37: ## 4. BEGIN block (to be run once after compilation) ##
38: ## 5. Handling routine called via Apache and mod_perl ##
39: ## 6. Other subroutines ##
40: ## ##
41: ###############################################################################
1.7 harris41 42:
1.1 www 43: package Apache::lonindexer;
44:
1.23 harris41 45: # ------------------------------------------------- modules used by this module
1.1 www 46: use strict;
1.133 albertel 47: use Apache::lonnet;
1.30 harris41 48: use Apache::loncommon();
1.83 www 49: use Apache::lonhtmlcommon();
1.94 www 50: use Apache::lonsequence();
1.1 www 51: use Apache::Constants qw(:common);
1.70 ng 52: use Apache::lonmeta;
1.2 harris41 53: use Apache::File;
1.77 www 54: use Apache::lonlocal;
1.109 taceyjo1 55: use Apache::lonsource();
1.172 albertel 56: use Apache::groupsort();
1.2 harris41 57: use GDBM_File;
1.154 albertel 58: use LONCAPA qw(:match);
1.2 harris41 59:
1.23 harris41 60: # ---------------------------------------- variables used throughout the module
1.87 www 61: my %hash; # global user-specific gdbm file
1.17 harris41 62: my %dirs; # keys are directories, values are the open/close status
63: my %language; # has the reference information present in language.tab
1.111 www 64: my %dynhash; # hash of hashes for dynamic metadata
1.117 www 65: my %dynread; # hash of directories already read for dynamic metadata
1.113 www 66: my %fieldnames; # Metadata fieldnames
1.17 harris41 67: # ----- Values which are set by the handler subroutine and are accessible to
68: # ----- other methods.
69: my $extrafield; # default extra table cell
70: my $fnum; # file counter
71: my $dnum; # directory counter
1.1 www 72:
1.40 matthew 73: # ----- Used to include or exclude files with certain extensions.
1.43 matthew 74: my @Only = ();
1.40 matthew 75: my @Omit = ();
76:
77:
1.125 foxr 78:
79:
1.23 harris41 80: # ----------------------------- Handling routine called via Apache and mod_perl
1.1 www 81: sub handler {
82: my $r = shift;
1.67 matthew 83: my $c = $r->connection();
1.76 www 84: &Apache::loncommon::content_type($r,'text/html');
1.50 albertel 85: &Apache::loncommon::no_cache($r);
1.1 www 86: $r->send_http_header;
87: return OK if $r->header_only;
1.9 harris41 88: $fnum=0;
1.16 harris41 89: $dnum=0;
1.17 harris41 90:
1.43 matthew 91: # Deal with stupid global variables (is there a way around making
92: # these global to this package? It is just so wrong....)
93: undef (@Only);
94: undef (@Omit);
1.113 www 95: %fieldnames=&Apache::lonmeta::fieldnames();
1.43 matthew 96:
1.23 harris41 97: # ------------------------------------- read in machine configuration variables
1.10 harris41 98: my $iconpath= $r->dir_config('lonIconsURL') . "/";
1.1 www 99: my $domain = $r->dir_config('lonDefDomain');
100: my $role = $r->dir_config('lonRole');
101: my $loadlim = $r->dir_config('lonLoadLim');
102: my $servadm = $r->dir_config('lonAdmEMail');
103: my $sysadm = $r->dir_config('lonSysEMail');
104: my $lonhost = $r->dir_config('lonHostID');
105: my $tabdir = $r->dir_config('lonTabDir');
106:
1.182 bisitz 107: #SB my $fileclr='#ffffe6';
1.15 harris41 108: my $line;
1.176 banghart 109: my (@attrchk,@openpath,$typeselect);
1.15 harris41 110: my $uri=$r->uri;
111:
1.7 harris41 112: # -------------------------------------- see if called from an interactive mode
1.35 matthew 113: # Get the parameters from the query string
1.36 matthew 114: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
1.40 matthew 115: ['catalogmode','launch','acts','mode','form','element',
1.79 albertel 116: 'only','omit','titleelement']);
1.35 matthew 117: #-------------------------------------------------------------------
1.17 harris41 118: my $closebutton='';
1.7 harris41 119: my $groupimportbutton='';
120: my $colspan='';
1.141 albertel 121:
1.14 harris41 122: $extrafield='';
1.209 foxr 123: my $diropendb = LONCAPA::tempdir() .
124: "$env{'user.domain'}_$env{'user.name'}_sel_res.db";
1.67 matthew 125: %hash = ();
1.68 albertel 126: {
127: my %dbfile;
1.149 albertel 128: if (tie(%dbfile,'GDBM_File',$diropendb,&GDBM_WRITER(),0640)) {
129: if ($env{'form.launch'} eq '1') {
130: &start_fresh_session(\%dbfile);
131: }
1.68 albertel 132: while(my($key,$value)=each(%dbfile)) {
133: $hash{$key}=$value;
134: }
135: untie(%dbfile);
136: }
137: }
1.174 banghart 138: # - Evaluate actions from previous page (both cumulatively and chronologically)
139: if ($env{'form.catalogmode'} eq 'import' || $hash{'form.catalogmode'} eq 'import') {
140: &Apache::groupsort::update_actions_hash(\%hash);
141: }
142:
1.68 albertel 143: {
1.105 taceyjo1 144: #Hijack lonindexer to verify a title and be close down.
1.133 albertel 145: if ($env{'form.launch'} eq '2') {
1.130 albertel 146: &Apache::loncommon::content_type($r,'text/html');
1.108 albertel 147: my $extra='';
1.133 albertel 148: if (defined($env{'form.titleelement'}) &&
149: $env{'form.titleelement'} ne '') {
150: my $verify_title = &Apache::lonnet::gettitle($env{'form.acts'});
151: # &Apache::lonnet::logthis("Hrrm $env{'form.acts'} -- $verify_title");
1.108 albertel 152: $verify_title=~s/'/\\'/g;
1.133 albertel 153: $extra='window.opener.document.forms["'.$env{'form.form'}.'"].elements["'.$env{'form.titleelement'}.'"].value=\''.$verify_title.'\';';
1.108 albertel 154: }
1.141 albertel 155: my $js = <<ENDSUBM;
1.129 albertel 156: <script type="text/javascript">
1.105 taceyjo1 157: function load() {
1.133 albertel 158: window.opener.document.forms["$env{'form.form'}"]
159: .elements["$env{'form.element'}"]
160: .value='$env{'form.acts'}';
1.108 albertel 161: $extra
1.105 taceyjo1 162: window.close();
163: }
1.129 albertel 164: </script>
1.105 taceyjo1 165: ENDSUBM
1.141 albertel 166: $r->print(&Apache::loncommon::start_page(undef,$js,
167: {'only_body' =>1,
1.213 www 168: 'add_modal' => 1,
1.213.4.2! raeburn 169: 'add_wishlist' => 1,
1.141 albertel 170: 'add_entries' =>
1.142 albertel 171: {'onload' => "load();"},}
172: ).
1.141 albertel 173: &Apache::loncommon::end_page());
1.108 albertel 174: return OK;
1.105 taceyjo1 175: }
176:
1.17 harris41 177: # -------------------- refresh environment with user database values (in %hash)
1.133 albertel 178: &setvalues(\%hash,'form.catalogmode',\%env,'form.catalogmode' );
1.15 harris41 179:
1.17 harris41 180: # --------------------- define extra fields and buttons in case of special mode
1.133 albertel 181: if ($env{'form.catalogmode'} eq 'interactive') {
1.182 bisitz 182: #SB $extrafield='<td bgcolor="'.$fileclr.'" valign="bottom">'.
1.194 jms 183: $extrafield='<td class="LC_bottom">'.
1.152 albertel 184: '<img alt="" src="'.$iconpath.'whitespace1.gif"'.
1.162 albertel 185: ' class="LC_icon" /></td>';
1.15 harris41 186: $colspan=" colspan='2' ";
1.77 www 187: my $cl=&mt('Close');
1.15 harris41 188: $closebutton=<<END;
1.199 droeschl 189: <input type="button" name="close" value='$cl' onclick="self.close()" />
1.7 harris41 190: END
1.16 harris41 191: }
1.145 www 192: elsif ($env{'form.catalogmode'} eq 'import') {
1.182 bisitz 193: #SB $extrafield='<td bgcolor="'.$fileclr.'" valign="bottom">'.
1.194 jms 194: $extrafield='<td class="LC_bottom">'.
1.152 albertel 195: '<img alt="" src="'.$iconpath.'whitespace1.gif"'.
1.162 albertel 196: ' class="LC_icon" /></td>';
1.15 harris41 197: $colspan=" colspan='2' ";
1.77 www 198: my $cl=&mt('Close');
1.123 matthew 199: my $gi=&mt('Import');
1.15 harris41 200: $closebutton=<<END;
1.199 droeschl 201: <input type="button" name="close" value='$cl' onclick="self.close()" />
1.7 harris41 202: END
1.15 harris41 203: $groupimportbutton=<<END;
1.77 www 204: <input type="button" name="groupimport" value='$gi'
1.199 droeschl 205: onclick="javascript:select_group()" />
1.7 harris41 206: END
1.15 harris41 207: }
1.35 matthew 208: # Additions made by Matthew to make the browser a little easier to deal
209: # with in the future.
210: #
211: # $mode (at this time) indicates if we are in edit mode.
212: # $form is the name of the form that the URL is placed when the
213: # selection is made.
214: # $element is the name of the element in $formname which receives
215: # the URL.
1.91 taceyjo1 216: #&Apache::lonxml::debug('Checking mode, form, element');
1.133 albertel 217: &setvalues(\%hash,'form.mode' ,\%env,'form.mode' );
218: &setvalues(\%hash,'form.form' ,\%env,'form.form' );
219: &setvalues(\%hash,'form.element' ,\%env,'form.element');
220: &setvalues(\%hash,'form.titleelement',\%env,'form.titleelement');
221: &setvalues(\%hash,'form.only' ,\%env,'form.only' );
222: &setvalues(\%hash,'form.omit' ,\%env,'form.omit' );
1.35 matthew 223:
1.40 matthew 224: # Deal with 'omit' and 'only'
1.133 albertel 225: if (exists $env{'form.omit'}) {
226: @Omit = split(',',$env{'form.omit'});
1.40 matthew 227: }
1.133 albertel 228: if (exists $env{'form.only'}) {
229: @Only = split(',',$env{'form.only'});
1.40 matthew 230: }
231:
1.133 albertel 232: my $mode = $env{'form.mode'};
1.79 albertel 233: my ($form,$element,$titleelement);
1.39 matthew 234: if ($mode eq 'edit' || $mode eq 'parmset') {
1.133 albertel 235: $form = $env{'form.form'};
236: $element = $env{'form.element'};
237: $titleelement = $env{'form.titleelement'};
1.35 matthew 238: }
1.90 taceyjo1 239: #&Apache::lonxml::debug("mode=$mode form=$form element=$element titleelement=$titleelement");
1.17 harris41 240: # ------ set catalogmodefunctions to have extra needed javascript functionality
1.15 harris41 241: my $catalogmodefunctions='';
1.133 albertel 242: if ($env{'form.catalogmode'} eq 'interactive' or
1.145 www 243: $env{'form.catalogmode'} eq 'import') {
1.35 matthew 244: # The if statement below sets us up to use the old version
245: # by default (ie. if $mode is undefined). This is the easy
246: # way out. Hopefully in the future I'll find a way to get
247: # the calls dealt with in a more comprehensive manner.
1.41 www 248:
249: #
250: # There is now also mode "simple", which is for the simple version of the rat
251: #
252: #
1.39 matthew 253: if (!defined($mode) || ($mode ne 'edit' && $mode ne 'parmset')) {
1.170 albertel 254: my $location = "/adm/groupsort?&inhibitmenu=yes&catalogmode=import&";
1.41 www 255: $location .= "mode=".$mode."&";
1.40 matthew 256: $location .= "acts=";
1.35 matthew 257: $catalogmodefunctions=<<"END";
1.108 albertel 258: function select_data(url) {
1.7 harris41 259: changeURL(url);
1.8 harris41 260: self.close();
261: }
262: function select_group() {
1.40 matthew 263: window.location="$location"+document.forms.fileattr.acts.value;
1.16 harris41 264: }
1.35 matthew 265: function changeURL(val) {
266: if (opener.inf) {
267: if (opener.inf.document.forms.resinfo.elements.u) {
268: opener.inf.document.forms.resinfo.elements.u.value=val;
269: }
1.7 harris41 270: }
271: }
1.35 matthew 272: END
1.39 matthew 273: } elsif ($mode eq 'edit') { # we are in 'edit' mode
1.40 matthew 274: my $location = "/adm/groupsort?catalogmode=interactive&";
275: $location .= "form=$form&element=$element&mode=edit&acts=";
1.35 matthew 276: $catalogmodefunctions=<<END;
277: // mode = $mode
1.108 albertel 278: function select_data(url) {
279: var location = "/res/?launch=2&form=$form&element=$element&titleelement=$titleelement&acts=" + url;
1.105 taceyjo1 280: window.location=location;
1.173 banghart 281: if (window.opener.document.forms["$form"].elements["$element"].value != url) {
282: window.opener.unClean();
283: }
1.35 matthew 284: }
285: function select_group() {
1.40 matthew 286: window.location="$location"+document.forms.fileattr.acts.value;
1.35 matthew 287: }
288:
1.7 harris41 289: function changeURL(val) {
1.35 matthew 290: if (window.opener.document) {
291: window.opener.document.forms["$form"].elements["$element"].value=val;
292: } else {
293: alert("The file you selected is: "+val);
1.7 harris41 294: }
295: }
296: END
1.79 albertel 297: if (!$titleelement) {
298: $catalogmodefunctions.='function changeTitle(val) {}';
299: } else {
300: $catalogmodefunctions.=<<END;
301: function changeTitle(val) {
302: if (window.opener.document) {
303: window.opener.document.forms["$form"].elements["$titleelement"].value=val;
304: } else {
305: alert("The title of the file you selected is: "+val);
306: }
307: }
308: END
309: }
1.39 matthew 310: } elsif ($mode eq 'parmset') {
1.40 matthew 311: my $location = "/adm/groupsort?catalogmode=interactive&";
312: $location .= "form=$form&element=$element&mode=parmset&acts=";
1.39 matthew 313: $catalogmodefunctions=<<END;
314: // mode = $mode
1.108 albertel 315: function select_data(url) {
1.39 matthew 316: changeURL(url);
317: self.close();
318: }
319:
320: function select_group() {
1.40 matthew 321: window.location="$location"+document.forms.fileattr.acts.value;
1.39 matthew 322: }
323:
324: function changeURL(val) {
325: if (window.opener.document) {
1.206 raeburn 326: var elementname = "$element";
1.39 matthew 327: window.opener.document.forms["$form"].elements[elementname].value=val;
328: } else {
329: alert("The file you selected is: "+val);
330: }
331: }
332:
333: END
334: }
1.15 harris41 335: }
1.38 matthew 336: $catalogmodefunctions.=<<END;
337: var acts='';
338: function rep_dirpath(suffix,val) {
339: eval("document.forms.dirpath"+suffix+".acts.value=val");
340: }
341: END
1.145 www 342: if ($env{'form.catalogmode'} eq 'import') {
1.38 matthew 343: $catalogmodefunctions.=<<END;
1.16 harris41 344: function queue(val) {
345: if (eval("document.forms."+val+".filelink.checked")) {
346: var l=val.length;
347: var v=val.substring(4,l);
348: document.forms.fileattr.acts.value+='1a'+v+'b';
349: }
350: else {
351: var l=val.length;
352: var v=val.substring(4,l);
353: document.forms.fileattr.acts.value+='0a'+v+'b';
354: }
355: }
356: END
357: }
1.17 harris41 358:
1.170 albertel 359: my $inhibit_menu = "+'&".&Apache::loncommon::inhibit_menu_check()."'";
1.1 www 360: # ---------------------------------------------------------------- Print Header
1.170 albertel 361:
1.141 albertel 362: my $js = <<"ENDHEADER";
1.19 harris41 363: <script type="text/javascript">
1.199 droeschl 364: // <![CDATA[
1.175 banghart 365: $catalogmodefunctions;
366: function update_only(field) {
367: alert(field.name);
368: }
1.163 banghart 369: function checkAll() {
1.160 banghart 370: var numForms = document.forms.length;
371: for (i=0;i<numForms;i++) {
372: var numElements = document.forms[i].elements.length;
373: for (j=0;j<numElements;j++){
1.163 banghart 374: var fieldName = document.forms[i].elements[j].name;
375: if (fieldName == 'filelink') {
376: document.forms[i].elements[j].checked = true;
1.168 banghart 377: queue(document.forms[i].name);
1.163 banghart 378: }
379: }
380: }
381: }
382: function uncheckAll() {
383: var numForms = document.forms.length;
384: for (i=0;i<numForms;i++) {
385: var numElements = document.forms[i].elements.length;
386: for (j=0;j<numElements;j++){
387: var fieldName = document.forms[i].elements[j].name;
388: if (fieldName == 'filelink') {
389: document.forms[i].elements[j].checked = false;
1.168 banghart 390: queue(document.forms[i].name);
1.160 banghart 391: }
392: }
393: }
394: }
1.213 www 395:
1.69 www 396: function openWindow(url, wdwName, w, h, toolbar,scrollbar,locationbar) {
1.71 ng 397: var xpos = (screen.width-w)/2;
398: xpos = (xpos < 0) ? '0' : xpos;
399: var ypos = (screen.height-h)/2-30;
400: ypos = (ypos < 0) ? '0' : ypos;
401: var options = "width=" + w + ",height=" + h + ",screenx="+xpos+",screeny="+ypos+",";
1.2 harris41 402: options += "resizable=yes,scrollbars="+scrollbar+",status=no,";
1.69 www 403: options += "menubar=no,toolbar="+toolbar+",location="+locationbar+",directories=no";
1.2 harris41 404: var newWin = window.open(url, wdwName, options);
405: newWin.focus();
406: }
1.213 www 407:
1.16 harris41 408: function gothere(val) {
1.170 albertel 409: window.location=val+'?acts='+document.forms.fileattr.acts.value$inhibit_menu;
1.16 harris41 410: }
1.199 droeschl 411: // ]]>
1.14 harris41 412: </script>
1.141 albertel 413: ENDHEADER
1.3 harris41 414:
1.154 albertel 415: my ($headerdom)=($uri=~m{^/res/($match_domain)/});
1.198 bisitz 416:
417: if ($env{'form.catalogmode'}) {
418: # "Popup mode"
419: $r->print(&Apache::loncommon::start_page('Browse published resources',$js,
1.213.4.2! raeburn 420: {'only_body' => 1, 'add_wishlist'=>1, 'add_modal' =>1,
1.198 bisitz 421: 'domain' => $headerdom,}));
422: } else {
423: # Only display page header and breadcrumbs in non-popup mode
424: &Apache::lonhtmlcommon::clear_breadcrumbs();
425: &Apache::lonhtmlcommon::add_breadcrumb({
426: 'text' => 'Browse published resources',
427: 'href' => '/res/fhwfdev/?launch=1',
428: });
429: $r->print(&Apache::loncommon::start_page('Browse published resources',$js,
430: {'domain' => $headerdom,})
431: .&Apache::lonhtmlcommon::breadcrumbs()
432: );
433: }
434:
1.175 banghart 435: # ---------------------------------- get state of file types to be showing
436: if ($env{'form.only'}) {
1.176 banghart 437: $typeselect = $env{'form.only'};
1.175 banghart 438: } else {
1.176 banghart 439: $typeselect = '';
1.175 banghart 440: }
441:
1.23 harris41 442: # ---------------------------------- get state of file attributes to be showing
1.133 albertel 443: if ($env{'form.attrs'}) {
1.195 jms 444: for (my $i=0; $i<=16; $i++) {
1.6 harris41 445: delete $hash{'display_attrs_'.$i};
1.133 albertel 446: if ($env{'form.attr'.$i} == 1) {
1.45 ng 447: $attrchk[$i] = 'checked';
1.6 harris41 448: $hash{'display_attrs_'.$i} = 1;
449: }
450: }
451: } else {
1.195 jms 452: for (my $i=0; $i<=16; $i++) {
1.199 droeschl 453: $attrchk[$i] = 'checked="checked"' if $hash{'display_attrs_'.$i} == 1;
1.6 harris41 454: }
455: }
1.87 www 456:
1.205 raeburn 457: my @file_categories = &Apache::loncommon::filecategories();
458: my %select_file_categories;
459: my @select_form_order = ('');
460: $select_file_categories{''} = &mt('All file types');
461: foreach my $cat (@file_categories) {
462: my $types = join(",",&Apache::loncommon::filecategorytypes($cat));
463: $select_file_categories{$types} = &mt($cat);
464: push(@select_form_order,$types);
465: }
466: $select_file_categories{'select_form_order'} = \@select_form_order;
1.207 raeburn 467: my $onchange = 'this.form.submit();';
1.205 raeburn 468: my $type_element=
469: &Apache::loncommon::select_form(
470: $typeselect,
471: 'only',
1.207 raeburn 472: \%select_file_categories,$onchange);
1.205 raeburn 473: my $type_selector = '<label>'.&mt('File Type Displayed: [_1]',
474: $type_element).'</label>';
475:
1.23 harris41 476: # ------------------------------- output state of file attributes to be showing
1.71 ng 477: # All versions has to the last item
478: # since it does not take an extra col
1.77 www 479: my %lt=&Apache::lonlocal::texthash(
480: 'av' => 'All versions',
1.174 banghart 481: 'ud' => 'Update Display',
482: 'pr' => 'Problems',
483: 'gr' => 'Graphics',
1.183 bisitz 484: 'at' => 'All types',
485: 'hd' => 'Display Options'
1.77 www 486: );
1.205 raeburn 487: my @disp_order = ('0','4','5','6','13','1','2','3','10','14','8','11','7','12','15','16');
488: my %disp_options = &Apache::lonlocal::texthash (
489: 0 => 'Title',
490: 4 => 'Author',
491: 5 => 'Keywords',
492: 6 => 'Language',
493: 13 => 'Notes',
494: 1 => 'Size',
495: 2 => 'Last access',
496: 3 => 'Last modified',
497: 10 => 'Source Available',
498: 14 => 'Abstract',
499: 8 => 'Statistics',
500: 11 => 'Linked/Related Resources',
501: 7 => 'Show resource',
502: 12 => 'Subject',
503: 15 => 'Grade Level',
504: 16 => 'Standards',
505: );
506: my $cell = 0;
507: my $numinrow = 4;
508: $r->print('
509: <form method="post" name="fileattr" action="'.$uri.'" enctype="application/x-www-form-urlencoded">
1.183 bisitz 510: <fieldset>
1.205 raeburn 511: <legend>'.$lt{'hd'}.'</legend>
512: <table style=" border-collapse: collapse; border-style: none;">'."\n");
513: foreach my $item (@disp_order) {
514: my $style = 'padding-left: 12px; padding-right: 8px;';
515: if ($cell%$numinrow == 0) {
516: $r->print('<tr>');
517: }
518: $cell ++;
519: if ($cell > 3 * $numinrow) {
520: $style .= ' padding-bottom: 6px;';
521: }
522: if (defined($disp_options{$item})) {
523: $r->print('<td style="'.$style.'"><span class="LC_nobreak">'.
524: '<label><input type="checkbox" name="attr'.$item.'" value="1" '.
525: $attrchk[$item].' onclick="this.form.submit();" /> '.$disp_options{$item}.
526: '</label></span></td>'."\n");
527: }
528: if ($cell > 1 && $cell%$numinrow == 0) {
529: $r->print('</tr>');
530: }
531: }
532: $r->print(<<END);
533: <tr>
534: <td style="font-style: italic; border-top: 1px solid black; padding-top: 6px">
1.199 droeschl 535: <label><input type="checkbox" name="attr9" value="1" $attrchk[9] onclick="this.form.submit();" /> $lt{'av'}</label>
1.205 raeburn 536: </td>
537: <td colspan="3" style="padding-left:8px; padding-top: 4px; font-style: italic; border-top: 1px solid black; padding-top: 8px">$type_selector</td>
1.115 www 538: </tr>
539: </table>
1.87 www 540: <input type="hidden" name="attrs" value="1" />
1.205 raeburn 541: </fieldset>
1.87 www 542: <input type="submit" name="updatedisplay" value="$lt{'ud'}" />
1.16 harris41 543: <input type="hidden" name="acts" value="" />
1.87 www 544: $closebutton $groupimportbutton
1.1 www 545: END
1.170 albertel 546: $r->print(&Apache::loncommon::inhibit_menu_check('input'));
1.178 albertel 547:
1.97 www 548: # -------------- Filter out sequence containment in crumbs and "recent folders"
549: my $storeuri=$uri;
550: $storeuri='/'.(split(/\.(page|sequence)\/\//,$uri))[-1];
551: $storeuri=~s/\/+/\//g;
1.82 www 552: # ---------------------------------------------------------------- Bread crumbs
1.202 bisitz 553: $r->print(
554: '<p>'
555: .&Apache::lonhtmlcommon::crumbs(
556: $storeuri,
557: '',
558: '',
559: (($env{'form.catalogmode'} eq 'import')?
560: 'document.forms.fileattr':''))
561: .'<br />'
562: .&Apache::lonhtmlcommon::select_recent(
563: 'residx',
564: 'resrecent',
565: 'window.status=this.form.resrecent.options[this.form.resrecent.selectedIndex].value;this.form.action=this.form.resrecent.options[this.form.resrecent.selectedIndex].value;this.form.submit();')
566: .'</p>'
567: );
1.100 www 568: # -------------------------------------------------------- Resource Home Button
1.133 albertel 569: my $reshome=$env{'course.'.$env{'request.course.id'}.'.reshome'};
1.100 www 570: if ($reshome) {
1.194 jms 571: $r->print("<span class=\"LC_fontsize_large\"><a href='");
1.145 www 572: if ($env{'form.catalogmode'} eq 'import') {
1.170 albertel 573: $r->print('javascript:document.forms.fileattr.action="'.&Apache::loncommon::inhibit_menu_check($reshome).'";document.forms.fileattr.submit();');
1.100 www 574: } else {
575: $r->print($reshome);
576: }
1.194 jms 577: $r->print("'>".&mt('Home').'</a></span>');
1.100 www 578: }
579: $r->print('</form>');
1.85 www 580: # ------------------------------------------------------ Remember where we were
1.97 www 581: &Apache::loncommon::storeresurl($storeuri);
582: &Apache::lonhtmlcommon::store_recent('residx',$storeuri,$storeuri);
1.163 banghart 583: # -------------------------------------------------- Check All and Uncheck all
1.171 albertel 584: if ($env{'form.catalogmode'} eq 'import') {
1.202 bisitz 585: $r->print('<p><input type="button" value="'.&mt("Check All").'" id="checkallbutton" onclick="javascript:checkAll()" />');
586: $r->print('<input type="button" value="'.&mt("Uncheck All").'" id="uncheckallbutton" onclick="javascript:uncheckAll()" /></p>');
1.171 albertel 587: }
1.23 harris41 588: # ----------------- output starting row to the indexed file/directory hierarchy
1.129 albertel 589: #$r->print(&initdebug());
590: #$r->print(&writedebug("Omit:@Omit")) if (@Omit);
591: #$r->print(&writedebug("Only:@Only")) if (@Only);
1.194 jms 592: $r->print(&Apache::loncommon::start_data_table("LC_tableBrowseRes")
1.182 bisitz 593: .&Apache::loncommon::start_data_table_header_row());
594: $r->print("<th $colspan>".&mt('Name')."</th>\n");
1.213.4.2! raeburn 595: $r->print("<th></th>\n");
1.182 bisitz 596: $r->print("<th>".&mt('Title')."</th>\n")
1.45 ng 597: if ($hash{'display_attrs_0'} == 1);
1.194 jms 598: $r->print('<th class="LC_right">'.&mt("Size")." (".&mt("bytes").") ".
1.182 bisitz 599: "</th>\n") if ($hash{'display_attrs_1'} == 1);
600: $r->print("<th>".&mt("Last accessed")."</th>\n")
1.17 harris41 601: if ($hash{'display_attrs_2'} == 1);
1.182 bisitz 602: $r->print("<th>".&mt("Last modified")."</th>\n")
1.17 harris41 603: if ($hash{'display_attrs_3'} == 1);
1.182 bisitz 604: $r->print("<th>".&mt("Author(s)")."</th>\n")
1.17 harris41 605: if ($hash{'display_attrs_4'} == 1);
1.182 bisitz 606: $r->print("<th>".&mt("Keywords")."</th>\n")
1.17 harris41 607: if ($hash{'display_attrs_5'} == 1);
1.182 bisitz 608: $r->print("<th>".&mt("Language")."</th>\n")
1.45 ng 609: if ($hash{'display_attrs_6'} == 1);
1.182 bisitz 610: $r->print("<th>".&mt("Usage Statistics")." <br />(".
611: &mt("Courses/Network Hits").") ".&mt('updated periodically')."</th>\n")
1.70 ng 612: if ($hash{'display_attrs_8'} == 1);
1.182 bisitz 613: $r->print("<th>".&mt("Source Available")."</th>\n")
1.109 taceyjo1 614: if ($hash{'display_attrs_10'} == 1);
1.182 bisitz 615: $r->print("<th>".&mt("Linked/Related Resources")."</th>\n")
1.111 www 616: if ($hash{'display_attrs_11'} == 1);
1.182 bisitz 617: $r->print("<th>".&mt("Resource")."</th>\n")
1.115 www 618: if ($hash{'display_attrs_7'} == 1);
1.185 jms 619: $r->print("<th>".&mt("Subject")."</th>\n")
620: if ($hash{'display_attrs_12'} == 1);
1.186 jms 621: $r->print("<th>".&mt("Notes")."</th>\n")
622: if ($hash{'display_attrs_13'} == 1);
623: $r->print("<th>".&mt("Abstract")."</th>\n")
624: if ($hash{'display_attrs_14'} == 1);
1.193 jms 625: $r->print("<th>".&mt("Grade Level")."</th>\n")
626: if ($hash{'display_attrs_15'} == 1);
1.195 jms 627: $r->print("<th>".&mt("Standards")."</th>\n")
628: if ($hash{'display_attrs_16'} == 1);
1.185 jms 629:
630: $r->print(&Apache::loncommon::end_data_table_header_row());
631:
632:
1.5 harris41 633:
1.23 harris41 634: # ----------------- read in what directories have previously been set to "open"
1.27 harris41 635: foreach (keys %hash) {
1.4 harris41 636: if ($_ =~ /^diropen_status_/) {
637: my $key = $_;
638: $key =~ s/^diropen_status_//;
639: $dirs{$key} = $hash{$_};
640: }
1.27 harris41 641: }
1.4 harris41 642:
1.133 albertel 643: if ($env{'form.openuri'}) { # take care of review and refresh options
644: my $uri=$env{'form.openuri'};
1.4 harris41 645: if (exists($hash{'diropen_status_'.$uri})) {
646: my $cursta = $hash{'diropen_status_'.$uri};
1.2 harris41 647: $dirs{$uri} = 'open';
1.4 harris41 648: $hash{'diropen_status_'.$uri} = 'open';
649: if ($cursta eq 'open') {
650: $dirs{$uri} = 'closed';
651: $hash{'diropen_status_'.$uri} = 'closed';
652: }
1.2 harris41 653: } else {
1.4 harris41 654: $hash{'diropen_status_'.$uri} = 'open';
1.2 harris41 655: $dirs{$uri} = 'open';
656: }
657: }
1.12 ng 658:
659: my $toplevel;
1.13 ng 660: my $indent = 0;
1.12 ng 661: $uri = $uri.'/' if $uri !~ /.*\/$/;
1.17 harris41 662:
1.133 albertel 663: if ($env{'form.dirPointer'} ne 'on') {
1.88 www 664: $hash{'top.level'} = $uri;
665: $toplevel = $uri;
666: } else {
667: $toplevel = $hash{'top.level'};
668: }
1.17 harris41 669:
1.23 harris41 670: # -------------------------------- if not at top level, provide an uplink arrow
1.45 ng 671: if ($toplevel ne '/res/'){
1.13 ng 672: my (@uri_com) = split(/\//,$uri);
673: pop @uri_com;
674: my $upone = join('/',@uri_com);
675: my @list = qw (0);
676: &display_line ($r,'opened',$upone.'&viewOneUp',0,$upone,@list);
677: $indent = 1;
1.12 ng 678: }
1.17 harris41 679:
1.23 harris41 680: # -------- recursively go through all the directories and output as appropriate
1.16 harris41 681: &scanDir ($r,$toplevel,$indent,\%hash);
1.152 albertel 682:
683: # -------------------------------------------------------------- end the tables
1.182 bisitz 684: $r->print(&Apache::loncommon::end_data_table());
685:
1.23 harris41 686: # ---------------------------- embed hidden information useful for group import
1.152 albertel 687: $r->print("<form name='fnum' action=''>");
1.131 albertel 688: $r->print("<input type='hidden' name='fnum' value='$fnum' /></form>");
1.17 harris41 689:
1.23 harris41 690: # --------------------------------------------------- end the output and return
1.141 albertel 691: $r->print(&Apache::loncommon::end_page()."\n");
1.2 harris41 692: }
1.67 matthew 693: if(! $c->aborted()) {
1.87 www 694: # write back into the temporary file
1.68 albertel 695: my %dbfile;
1.67 matthew 696: if (tie(%dbfile,'GDBM_File',$diropendb,&GDBM_NEWDB(),0640)) {
697: while (my($key,$value) = each(%hash)) {
698: $dbfile{$key}=$value;
699: }
700: untie(%dbfile);
701: }
702: }
703:
1.1 www 704: return OK;
705: }
1.2 harris41 706:
1.17 harris41 707: # ----------------------------------------------- recursive scan of a directory
1.2 harris41 708: sub scanDir {
1.16 harris41 709: my ($r,$startdir,$indent,$hashref)=@_;
1.67 matthew 710: my $c = $r->connection();
1.3 harris41 711: my ($compuri,$curdir);
712: my $dirptr=16384;
1.90 taceyjo1 713: my $obs;
1.1 www 714: $indent++;
1.2 harris41 715: my %dupdirs = %dirs;
716: my @list=&get_list($r,$startdir);
717: foreach my $line (@list) {
1.67 matthew 718: return if ($c->aborted());
1.90 taceyjo1 719: #This is a kludge, sorry aboot this
1.92 taceyjo1 720: my ($strip,$dom,undef,$testdir,undef,undef,undef,undef,undef,undef,undef,undef,undef,undef,$obs,undef)=split(/\&/,$line,16);
1.90 taceyjo1 721: next if($strip =~ /.*\.meta$/ | $obs eq '1');
1.18 ng 722: my (@fileparts) = split(/\./,$strip);
1.70 ng 723: if ($hash{'display_attrs_9'} != 1) {
1.181 bisitz 724: # if not all versions to be shown
1.18 ng 725: if (scalar(@fileparts) >= 3) {
726: my $fext = pop @fileparts;
727: my $ov = pop @fileparts;
728: my $fname = join ('.',@fileparts,$fext);
1.75 albertel 729: next if (grep /\Q$fname\E/,@list and $ov =~ /^\d+$/);
1.18 ng 730: }
731: }
732:
1.45 ng 733: if ($dom eq 'domain') {
1.72 albertel 734: # dom list has full path /res/<domain name>/ already
735: $curdir='';
1.73 albertel 736: $compuri = (split(/\&/,$line))[0];
1.2 harris41 737: } else {
1.17 harris41 738: # user, dir & file have name only, i.e., w/o path
1.45 ng 739: $compuri = join('',$startdir,$strip,'/');
1.3 harris41 740: $curdir = $startdir;
1.2 harris41 741: }
1.45 ng 742: my $diropen = 'closed';
1.96 www 743: if (($dirptr&$testdir) or ($dom =~ /^(domain|user)$/) or ($compuri=~/\.(sequence|page)\/$/)) {
1.3 harris41 744: while (my ($key,$val)= each %dupdirs) {
1.5 harris41 745: if ($key eq $compuri and $val eq "open") {
1.11 ng 746: $diropen = "opened";
1.53 albertel 747: delete($dupdirs{$key});
748: delete($dirs{$key});
1.5 harris41 749: }
1.3 harris41 750: }
1.1 www 751: }
1.16 harris41 752: &display_line($r,$diropen,$line,$indent,$curdir,$hashref,@list);
1.45 ng 753: &scanDir ($r,$compuri,$indent) if $diropen eq 'opened';
1.1 www 754: }
755: $indent--;
756: }
757:
1.17 harris41 758: # --------------- get complete matched list based on the uri (returns an array)
1.1 www 759: sub get_list {
760: my ($r,$uri)=@_;
1.97 www 761: my @list=();
1.211 raeburn 762: my $listerror;
1.210 dseaton 763:
1.45 ng 764: (my $luri = $uri) =~ s/\//_/g;
1.133 albertel 765: if ($env{'form.updatedisplay'}) {
1.27 harris41 766: foreach (keys %hash) {
1.4 harris41 767: delete $hash{$_} if ($_ =~ /^dirlist_files_/);
1.121 albertel 768: delete $hash{$_} if ($_ =~ /^dirlist_timestamp_files_/);
1.87 www 769: }
1.2 harris41 770: }
771:
1.121 albertel 772: if (defined($hash{'dirlist_files_'.$luri}) &&
773: $hash{'dirlist_timestamp_files_'.$luri}+600 > (time)) {
1.4 harris41 774: @list = split(/\n/,$hash{'dirlist_files_'.$luri});
1.97 www 775: } elsif ($uri=~/\.(page|sequence)\/$/) {
1.94 www 776: # is a page or a sequence
1.97 www 777: $uri=~s/\/$//;
778: $uri='/'.(split(/\.(page|sequence)\/\//,$uri))[-1];
779: $uri=~s/\/+/\//g;
780: foreach (&Apache::lonsequence::attemptread(&Apache::lonnet::filelocation('',$uri))) {
781: my @ratpart=split(/\:/,$_);
1.156 albertel 782: push(@list,&LONCAPA::map::qtescape($ratpart[1]));
1.97 www 783: }
1.94 www 784: $hash{'dirlist_files_'.$luri} = join("\n",@list);
1.1 www 785: } else {
1.94 www 786: # is really a directory
1.211 raeburn 787: (my $listref,$listerror) = &Apache::lonnet::dirlist($uri);
788: if (ref($listref) eq 'ARRAY') {
789: @list = @{$listref};
790: }
1.87 www 791: $hash{'dirlist_files_'.$luri} = join("\n",@list);
1.121 albertel 792: $hash{'dirlist_timestamp_files_'.$luri} = time;
1.1 www 793: }
1.210 dseaton 794: #Checking for error messages associated with empty directories or inaccessible servers (See Bug 4984)
1.212 www 795: if (($listerror eq 'no_such_dir') || ($listerror eq 'no_such_host') || ($listerror eq 'no_host')) {
1.210 dseaton 796: $r->print("<p class='LC_info'>" . &mt("Directory does not exist."). "</p>");
1.211 raeburn 797: } elsif ($listerror eq 'con_lost') {
1.210 dseaton 798: $r->print("<p class='LC_info'>" . &mt("Directory temporarily not accessible."). "</p>");
799: }
800:
1.156 albertel 801: return @list=&match_ext($r,@list);
1.1 www 802: }
803:
1.112 www 804: sub dynmetaread {
805: my $uri=shift;
806: if (($hash{'display_attrs_8'}==1) || ($hash{'display_attrs_11'}==1)) {
1.117 www 807: # We don't want the filename
808: $uri=~s/\/[^\/]+$//;
809: # Did we already see this?
810: my $builddir=$uri;
811: while ($builddir) {
812: if ($dynread{$builddir}) {
813: return 0;
814: }
815: $builddir=~s/\/[^\/]+$//;
816: }
817: # Actually get the data
1.112 www 818: %dynhash=
1.143 www 819: (%dynhash,&Apache::lonmeta::get_dynamic_metadata_from_sql($uri.'/'));
1.117 www 820: # Remember that we got it
821: $dynread{$uri}=1;
1.112 www 822: }
823: }
824:
1.40 matthew 825: sub initdebug {
1.141 albertel 826: my $start_page=
827: &Apache::loncommon::start_page('Debug',undef,
828: {'only_body' => 1,});
829: $start_page =~ s/\n/ /g;
1.40 matthew 830: return <<ENDJS;
1.141 albertel 831: <script type="text/javascript">
1.40 matthew 832: var debugging = true;
833: if (debugging) {
834: var debuggingWindow = window.open('','Debug','width=400,height=300',true);
835: }
836:
837: function output(text) {
838: if (debugging) {
839: debuggingWindow.document.writeln(text);
840: }
841: }
1.141 albertel 842: output('$start_page<pre>');
1.40 matthew 843: </script>
844: ENDJS
845: }
846:
847: sub writedebug {
1.141 albertel 848: my ($text) = @_;
849: return "<script type=\"text/javascript\">output('$text');</script>";
1.40 matthew 850: }
851:
1.17 harris41 852: # -------------------- filters out files based on extensions (returns an array)
1.1 www 853: sub match_ext {
854: my ($r,@packlist)=@_;
855: my @trimlist;
856: my $nextline;
857: my @fileext;
858: my $dirptr=16384;
859:
1.2 harris41 860: foreach my $line (@packlist) {
861: chomp $line;
862: $line =~ s/^\/home\/httpd\/html//;
863: my @unpackline = split (/\&/,$line);
1.45 ng 864: next if ($unpackline[0] eq '.');
865: next if ($unpackline[0] eq '..');
1.2 harris41 866: my @filecom = split (/\./,$unpackline[0]);
867: my $fext = pop(@filecom);
1.96 www 868: my $fnptr = ($unpackline[3]&$dirptr) || ($fext=~/\.(page|sequence)$/);
1.2 harris41 869: if ($fnptr == 0 and $unpackline[3] ne "") {
1.28 harris41 870: my $embstyle = &Apache::loncommon::fileembstyle($fext);
1.25 matthew 871: push @trimlist,$line if (defined($embstyle) &&
1.32 harris41 872: ($embstyle ne 'hdn' or $fext eq 'meta'));
1.1 www 873: } else {
1.2 harris41 874: push @trimlist,$line;
1.1 www 875: }
876: }
1.80 albertel 877: @trimlist = sort {uc($a) cmp uc($b)} (@trimlist);
1.1 www 878: return @trimlist;
879: }
880:
1.17 harris41 881: # ------------------------------- displays one line in appropriate table format
1.23 harris41 882: sub display_line {
1.16 harris41 883: my ($r,$diropen,$line,$indent,$startdir,$hashref,@list)=@_;
1.53 albertel 884: my (@pathfn, $fndir);
1.97 www 885: # there could be relative paths (files actually belonging into this directory)
886: # or absolute paths (for example, from sequences)
887: my $absolute;
888: my $pathprefix;
1.107 albertel 889: if ($line=~m|^/res/| && $startdir ne '') {
1.97 www 890: $absolute=1;
891: $pathprefix='';
892: } else {
893: $absolute=0;
894: $pathprefix=$startdir;
895: }
1.1 www 896: my $dirptr=16384;
1.182 bisitz 897: #SB my $fileclr="#ffffe6";
1.45 ng 898: my $iconpath= $r->dir_config('lonIconsURL') . '/';
1.1 www 899:
900: my @filecom = split (/\&/,$line);
901: my @pathcom = split (/\//,$filecom[0]);
902: my $listname = $pathcom[scalar(@pathcom)-1];
903: my $fnptr = $filecom[3]&$dirptr;
1.77 www 904: my $msg = &mt('View').' '.$filecom[0].' '.&mt('resources');
905: $msg = &mt('Close').' '.$filecom[0].' '.&mt('directory') if $diropen eq 'opened';
1.194 jms 906: my $nowOpen = ($diropen eq 'opened' ? 1 : 0);
1.1 www 907:
1.45 ng 908: my $tabtag='</td>';
1.1 www 909: my $i=0;
1.195 jms 910: while ($i<=16) {
1.45 ng 911: $tabtag=join('',$tabtag,"<td> </td>")
1.155 albertel 912: if ($i != 9 &&
913: $hash{'display_attrs_'.$i} == 1);
1.194 jms 914: $i++;
1.1 www 915: }
1.63 ng 916: my $valign = ($hash{'display_attrs_7'} == 1 ? 'top' : 'bottom');
1.17 harris41 917:
918: # display uplink arrow
1.45 ng 919: if ($filecom[1] eq 'viewOneUp') {
1.98 www 920: my $updir=$startdir;
921: # -------------- Filter out sequence containment in crumbs and "recent folders"
922: $updir='/'.(split(/\.(page|sequence)\/\//,$startdir))[-1];
923: $updir=~s/\/+/\//g;
924:
1.182 bisitz 925: #SB $r->print("<tr valign='$valign' bgcolor=\"$fileclr\">$extrafield");
926: $r->print(&Apache::loncommon::start_data_table_row()); # valign="$valign" ?!?
927: $r->print($extrafield);
1.70 ng 928: $r->print("<td>\n");
1.98 www 929: $r->print ('<form method="post" name="dirpathUP" action="'.$updir.
1.16 harris41 930: '/" '.
1.199 droeschl 931: 'onsubmit="return rep_dirpath(\'UP\','.
1.17 harris41 932: 'document.forms.fileattr.acts.value)" '.
1.16 harris41 933: 'enctype="application/x-www-form-urlencoded"'.
934: '>'."\n");
1.170 albertel 935: $r->print(&Apache::loncommon::inhibit_menu_check('input'));
1.197 bisitz 936: $r->print ('<input type="hidden" name="openuri" value="'.
1.131 albertel 937: $startdir.'" />'."\n");
1.194 jms 938: $r->print ('<input type="hidden" name="acts" value="" />'."\n");
1.199 droeschl 939: $r->print ('<a href="#" onclick="document.dirpathUP.submit()"><img src="'.$iconpath.'arrow.up.gif"');
940: $r->print (' alt="'.$msg.'" class="LC_fileicon" />'.
1.17 harris41 941: "\n");
1.213.4.2! raeburn 942: $r->print(&mt("Up")."</a></form></td><td>$tabtag");
1.182 bisitz 943: $r->print(&Apache::loncommon::end_data_table_row());
1.13 ng 944: return OK;
945: }
1.97 www 946: # Do we have permission to look at this?
1.201 raeburn 947: if($filecom[15] ne '1') { return OK if ((!&Apache::lonnet::allowed('bre',$pathprefix.$filecom[0])) && (!&Apache::lonnet::allowed('bro',$pathprefix.$filecom[0]))); }
1.97 www 948:
949: # make absolute links appear on different background
1.182 bisitz 950: #SB if ($absolute) { $fileclr='#ccdd99'; }
1.17 harris41 951:
952: # display domain
1.45 ng 953: if ($filecom[1] eq 'domain') {
1.131 albertel 954: $r->print ('<input type="hidden" name="dirPointer" value="on" />'."\n")
1.133 albertel 955: if ($env{'form.dirPointer'} eq "on");
1.182 bisitz 956: #SB $r->print("<tr valign='$valign' bgcolor=\"$fileclr\">$extrafield");
957: $r->print(&Apache::loncommon::start_data_table_row()); # valign="$valign" ?!?"
958: $r->print($extrafield);
1.70 ng 959: $r->print("<td>");
1.73 albertel 960: &begin_form ($r,$filecom[0]);
961: my $anchor = $filecom[0];
1.162 albertel 962: $anchor =~ s/\W//g;
1.152 albertel 963: $r->print ('<a name="'.$anchor.'"></a>');
1.194 jms 964: $r->print ('<input type="hidden" name="acts" value="" />');
1.199 droeschl 965: $r->print ('<a href="#" onclick="document.dirpath'.($dnum-1).'.submit()"><img src="'.$iconpath.'arrow.'.($nowOpen ? "open" : "closed" ).'.gif"');
966: $r->print (' alt="'.$msg.'" class="LC_fileicon" /></a>'.
1.17 harris41 967: "\n");
1.128 foxr 968: my $quotable_filecom = &Apache::loncommon::escape_single($filecom[0]);
1.125 foxr 969: $r->print ('<a href="javascript:gothere(\''.$quotable_filecom.
1.152 albertel 970: '\')"><img alt="" src="'.$iconpath.'server.gif"');
1.194 jms 971: $r->print (' class="LC_fileicon" />'."\n");
972: $r->print (&mt("Domain")." - $listname </a>");
1.158 albertel 973: if (&Apache::lonnet::domain($listname,'description')) {
1.194 jms 974: $r->print("<br />(".&Apache::lonnet::domain($listname,'description').
1.60 albertel 975: ")");
976: }
1.213.4.2! raeburn 977: $r->print("</form></td><td>$tabtag");
1.182 bisitz 978: $r->print(&Apache::loncommon::end_data_table_row());
1.1 www 979: return OK;
1.17 harris41 980:
981: # display user directory
1.1 www 982: }
1.45 ng 983: if ($filecom[1] eq 'user') {
1.160 banghart 984: # $r->print("<tr valign=$valign bgcolor=\"$fileclr\">$extrafield");
1.2 harris41 985: my $curdir = $startdir.$filecom[0].'/';
1.3 harris41 986: my $anchor = $curdir;
1.162 albertel 987: $anchor =~ s/\W//g;
1.182 bisitz 988: #SB $r->print("<tr bgcolor=\"$fileclr\">$extrafield<td valign=$valign>");
989: $r->print(&Apache::loncommon::start_data_table_row()
1.194 jms 990: .$extrafield.'<td class="LC_'.$valign.'">');
1.13 ng 991: &begin_form ($r,$curdir);
1.152 albertel 992: $r->print ('<a name="'.$anchor.'"></a><img alt="" src="'.$iconpath.
1.194 jms 993: 'whitespace_21.gif" class="LC_icon" />'."\n");
1.131 albertel 994: $r->print ('<input type="hidden" name="acts" value="" />');
1.199 droeschl 995: $r->print ('<a href="#" onclick="document.dirpath'.($dnum-1).'.submit()">');
1.194 jms 996: $r->print ('<img src="'.$iconpath.'arrow.'.($nowOpen ? "open" : "closed" ).
997: '.gif" class="LC_fileicon"');
1.199 droeschl 998: $r->print (' alt="'.$msg.'"/></a>'.
1.17 harris41 999: "\n");
1.128 foxr 1000: my $quotable_curdir = &Apache::loncommon::escape_single($curdir);
1.125 foxr 1001: $r->print ('<a href="javascript:gothere(\''.$quotable_curdir
1.162 albertel 1002: .'\')"><img alt="'.$msg.'" src="'.
1.194 jms 1003: $iconpath.'quill.gif" class="LC_fileicon" />');
1.60 albertel 1004: my $domain=(split(m|/|,$startdir))[2];
1005: my $plainname=&Apache::loncommon::plainname($listname,$domain);
1.194 jms 1006: $r->print ($listname.'</a>');
1007:
1008: if (defined($plainname) && $plainname) { $r->print(" ($plainname) "); }
1.213.4.2! raeburn 1009: # Wishlistlink
! 1010: $r->print('</form></td><td><a href="javascript:;" '.
! 1011: 'title="'.&mt('Save a link for this folder in your personal Stored Links repository').'" '.
! 1012: 'onclick="set_wishlistlink('."'$plainname','$startdir$listname'".')">'.
! 1013: '<img class="LC_icon" src="/res/adm/pages/wishlist.png" '.
! 1014: 'alt="'.&mt('save in Stored Links').'" style="width:22px;"/></a>'.$tabtag);
1.182 bisitz 1015: $r->print(&Apache::loncommon::end_data_table_row());
1.194 jms 1016: return OK;
1.1 www 1017: }
1.17 harris41 1018:
1.1 www 1019: # display file
1.194 jms 1020: if (($fnptr == 0 and $filecom[3] ne '') or $absolute) {
1021: my $title;
1022: my $filelink = $pathprefix.$filecom[0];
1023: if ($hash{'display_attrs_0'} == 1) {
1024: $title = &Apache::lonnet::gettitle($filelink);
1025: }
1026: my @file_ext = split (/\./,$listname);
1027: my $curfext = $file_ext[-1];
1028: if (@Omit) {
1029: foreach (@Omit) { return OK if (lc($curfext) eq $_); }
1030: }
1031: if (@Only) {
1032: my $skip = 1;
1033: foreach (@Only) { $skip = 0 if (lc($curfext) eq $_); }
1034: return OK if ($skip > 0);
1035: }
1036: # Set the icon for the file
1037: my $iconname = &Apache::loncommon::icon($listname);
1.184 bisitz 1038: #SB $r->print("<tr valign='$valign' bgcolor=\"$fileclr\">);
1.194 jms 1039: $r->print(&Apache::loncommon::start_data_table_row()); #SB valign="$valign" ?!?
1040: $r->print('<td class="LC_middle LC_nobreak">');
1.104 albertel 1041:
1.133 albertel 1042: if ($env{'form.catalogmode'} eq 'interactive') {
1.128 foxr 1043: my $quotable_filelink = &Apache::loncommon::escape_single($filelink);
1.35 matthew 1044: $r->print("<a href=\"javascript:select_data(\'",
1.125 foxr 1045: $quotable_filelink,"')\">");
1.162 albertel 1046: $r->print("<img alt=\"\" src='",$iconpath,"select.gif' class='LC_icon' /></a>".
1.17 harris41 1047: "\n");
1.199 droeschl 1048: $r->print('</td><td class="LC_middle">');
1.145 www 1049: } elsif ($env{'form.catalogmode'} eq 'import') {
1.152 albertel 1050: $r->print("<form name='form$fnum' action=''>\n");
1.8 harris41 1051: $r->print("<input type='checkbox' name='filelink"."' ".
1.199 droeschl 1052: "value='$filelink' onclick='".
1.16 harris41 1053: "javascript:queue(\"form$fnum\")' ");
1054: if ($hash{'store_'.$filelink}) {
1055: $r->print("checked");
1056: }
1.131 albertel 1057: $r->print(" />\n");
1.199 droeschl 1058: $r->print('</form></td><td class="LC_middle">');
1.16 harris41 1059: $hash{"pre_${fnum}_link"}=$filelink;
1.166 banghart 1060: $hash{"pre_${fnum}_title"}=$title;
1.165 banghart 1061: if (!$hash{"pre_${fnum}_title"}) {
1.167 banghart 1062: $hash{"pre_${fnum}_title"} = 'Not_retrieved';
1.165 banghart 1063: }
1.8 harris41 1064: $fnum++;
1.7 harris41 1065: }
1.95 www 1066: # Form to open or close sequences
1067: if ($filelink=~/\.(page|sequence)$/) {
1068: my $curdir = $startdir.$filecom[0].'/';
1069: &begin_form($r,$curdir);
1070: $indent--;
1071: }
1072: # General indentation
1.4 harris41 1073: my $count = 0;
1.194 jms 1074: while ($count < $indent) {
1.199 droeschl 1075: $r->print('<img alt="" src="'.$iconpath.'whitespace_21.gif"
1076: class="LC_icon" />');
1.194 jms 1077: $count++;
1.4 harris41 1078: }
1.95 www 1079: # Sequence open/close icon
1080: if ($filelink=~/\.(page|sequence)$/) {
1081: my $curdir = $startdir.$filecom[0].'/';
1082: my $anchor = $curdir;
1.162 albertel 1083: $anchor =~ s/\W//g;
1.131 albertel 1084: $r->print ('<input type="hidden" name="acts" value="" />');
1.194 jms 1085: $r->print ('<a name="'.$anchor.'"></a>');
1.199 droeschl 1086: $r->print ('<a href="#" onclick="document.dirpath'.($dnum-1).'.submit()">');
1.194 jms 1087: $r->print ('<img src="'.$iconpath.'arrow.'.($nowOpen ? "open" : "closed" ).
1088: '.gif" class="LC_fileicon"');
1.199 droeschl 1089: $r->print (' alt="'.$msg.'" /></a>'.
1.95 www 1090: "\n");
1091: }
1092: # Filetype icons
1.194 jms 1093: $r->print("<img alt=\"\" src='$iconname' class='LC_fileicon' />\n");
1.128 foxr 1094: my $quotable_filelink = &Apache::loncommon::escape_single($filelink);
1.125 foxr 1095:
1.213 www 1096: $r->print (" <a href=\"javascript:openMyModal('".$quotable_filelink."?inhibitmenu=yes',500,500,'yes');\">$listname</a> ");
1.170 albertel 1097: $quotable_filelink = &Apache::loncommon::escape_single($filelink.'.meta');
1098: &Apache::loncommon::inhibit_menu_check(\$quotable_filelink);
1.213 www 1099: $r->print (" (<a href=\"javascript:openMyModal('".$quotable_filelink."?inhibitmenu=yes',500,500,'yes');\">".&mt('metadata')."</a>) ");
1.134 www 1100: # Close form to open/close sequence
1101: if ($filelink=~/\.(page|sequence)$/) {
1102: $r->print('</form>');
1103: }
1.199 droeschl 1104: $r->print("</td>\n");
1.213.4.2! raeburn 1105: # Wishlistlink
! 1106: $r->print('<td><a href="javascript:;" title="'.&mt('Save a link for this resource in your personal Stored Links repository').'" '.
! 1107: 'onclick="set_wishlistlink('."'".&Apache::lonnet::gettitle($filelink).
! 1108: "','$startdir$listname'".')">'.
! 1109: '<img class="LC_icon" src="/res/adm/pages/wishlist.png" '.
! 1110: 'alt="'.&mt('save in Stored Links').'" style="width:22px;"/></a></td>');
1.45 ng 1111: if ($hash{'display_attrs_0'} == 1) {
1.70 ng 1112: $r->print('<td> '.($title eq '' ? ' ' : $title).
1.45 ng 1113: ' </td>'."\n");
1114: }
1.194 jms 1115: $r->print('<td class="LC_right"> ',
1.17 harris41 1116: $filecom[8]," </td>\n")
1.45 ng 1117: if $hash{'display_attrs_1'} == 1;
1.194 jms 1118: $r->print('<td class="LC_nobreak"> '.
1.181 bisitz 1119: (&Apache::lonlocal::locallocaltime($filecom[9]))." </td>\n")
1.45 ng 1120: if $hash{'display_attrs_2'} == 1;
1.194 jms 1121: $r->print('<td class="LC_nobreak"> '.
1.181 bisitz 1122: (&Apache::lonlocal::locallocaltime($filecom[10]))." </td>\n")
1.45 ng 1123: if $hash{'display_attrs_3'} == 1;
1.2 harris41 1124:
1.45 ng 1125: if ($hash{'display_attrs_4'} == 1) {
1.104 albertel 1126: my $author = &Apache::lonnet::metadata($filelink,'author');
1.194 jms 1127: $r->print('<td class="LC_nobreak"> '.($author eq '' ? ' ' : $author).
1.17 harris41 1128: " </td>\n");
1.2 harris41 1129: }
1.45 ng 1130: if ($hash{'display_attrs_5'} == 1) {
1.104 albertel 1131: my $keywords = &Apache::lonnet::metadata($filelink,'keywords');
1.45 ng 1132: # $keywords = ' ' if (!$keywords);
1.70 ng 1133: $r->print('<td> '.($keywords eq '' ? ' ' : $keywords).
1.17 harris41 1134: " </td>\n");
1.2 harris41 1135: }
1.109 taceyjo1 1136:
1.45 ng 1137: if ($hash{'display_attrs_6'} == 1) {
1.104 albertel 1138: my $lang = &Apache::lonnet::metadata($filelink,'language');
1.28 harris41 1139: $lang = &Apache::loncommon::languagedescription($lang);
1.70 ng 1140: $r->print('<td> '.($lang eq '' ? ' ' : $lang).
1.17 harris41 1141: " </td>\n");
1.2 harris41 1142: }
1.70 ng 1143: if ($hash{'display_attrs_8'} == 1) {
1.111 www 1144: # statistics
1.117 www 1145: &dynmetaread($filelink);
1.112 www 1146: $r->print("<td>");
1.196 droeschl 1147:
1148: for (qw(count course stdno avetries difficulty disc clear technical
1149: correct helpful depth)) {
1150:
1151: dynmetaprint($r,$filelink,$_);
1152: }
1153:
1.112 www 1154: $r->print(" </td>\n");
1.111 www 1155:
1.70 ng 1156: }
1.109 taceyjo1 1157: if ($hash{'display_attrs_10'} == 1) {
1158: my $source = &Apache::lonnet::metadata($filelink,'sourceavail');
1.110 albertel 1159: if($source eq 'open') {
1.119 taceyjo1 1160: my $sourcelink = &Apache::lonsource::make_link($filelink,$listname);
1.128 foxr 1161: my $quotable_sourcelink = &Apache::loncommon::escape_single($sourcelink);
1.170 albertel 1162: &Apache::loncommon::inhibit_menu_check(\$quotable_sourcelink);
1.125 foxr 1163: $r->print('<td>'."<a href=\"javascript:openWindow('"
1164: .$quotable_sourcelink.
1.152 albertel 1165: "', 'previewsource', '700', '700', 'no', 'yes','yes');\"".
1.181 bisitz 1166: " target=\"_self\">".&mt('Source Code')."</a> "."</td>\n");
1.110 albertel 1167: } else { #A cuddled else. :P
1.111 www 1168: $r->print("<td> </td>\n");
1.110 albertel 1169: }
1.109 taceyjo1 1170: }
1.111 www 1171: if ($hash{'display_attrs_11'} == 1) {
1172: # links
1.117 www 1173: &dynmetaread($filelink);
1.113 www 1174: $r->print('<td>');
1.148 www 1175: &coursecontext($r,$filelink);
1.196 droeschl 1176: for (qw(goto_list comefrom_list sequsage_list dependencies course_list)) {
1177: dynmetaprint($r,$filelink,$_);
1178: }
1.113 www 1179: $r->print('</td>');
1.114 www 1180: }
1.185 jms 1181:
1182:
1183:
1184: if ($hash{'display_attrs_7'} == 1) {
1.115 www 1185: # Show resource
1.140 www 1186: my $output=&showpreview($filelink);
1.200 droeschl 1187: $r->print('<td class="LC_fontsize_medium">'.($output eq '' ? ' ':$output).
1.115 www 1188: " </td>\n");
1.1 www 1189: }
1.185 jms 1190:
1191: if ($hash{'display_attrs_12'} == 1) {
1192: my $subject = &Apache::lonnet::metadata($filelink,'subject');
1193: $r->print('<td> '.($subject eq '' ? ' ' : $subject).
1194: " </td>\n");
1195: }
1196:
1.186 jms 1197: if ($hash{'display_attrs_13'} == 1) {
1198: my $notes = &Apache::lonnet::metadata($filelink,'notes');
1199: $r->print('<td> '.($notes eq '' ? ' ' : $notes).
1200: " </td>\n");
1201: }
1202:
1203: if ($hash{'display_attrs_14'} == 1) {
1204: my $abstract = &Apache::lonnet::metadata($filelink,'abstract');
1205: $r->print('<td> '.($abstract eq '' ? ' ' : $abstract).
1206: " </td>\n");
1207: }
1208:
1.193 jms 1209: if ($hash{'display_attrs_15'} == 1) {
1210: my $gradelevel = &Apache::lonnet::metadata($filelink,'gradelevel');
1211: $r->print('<td> '.($gradelevel eq '' ? ' ' : $gradelevel).
1212: " </td>\n");
1213: }
1214:
1.195 jms 1215: if ($hash{'display_attrs_16'} == 1) {
1216: my $standards = &Apache::lonnet::metadata($filelink,'standards');
1217: $r->print('<td> '.($standards eq '' ? ' ' : $standards).
1218: " </td>\n");
1219: }
1220:
1.185 jms 1221: $r->print(&Apache::loncommon::end_data_table_row());
1222: }
1223:
1224:
1.17 harris41 1225:
1.2 harris41 1226: # -- display directory
1.1 www 1227: if ($fnptr == $dirptr) {
1.2 harris41 1228: my $curdir = $startdir.$filecom[0].'/';
1.3 harris41 1229: my $anchor = $curdir;
1.162 albertel 1230: $anchor =~ s/\W//g;
1.182 bisitz 1231: #SB $r->print("<tr bgcolor=\"$fileclr\">$extrafield<td valign=$valign>");
1232: $r->print(&Apache::loncommon::start_data_table_row()); # SB: bgcolor suggestion: darkgrey ("LC_info_row"?!?)
1233: # $r->print('<tr class="LC_info_row">');
1.194 jms 1234: $r->print($extrafield.'<td class="LC_middle LC_nobreak">');
1.2 harris41 1235: &begin_form ($r,$curdir);
1.4 harris41 1236: my $indentm1 = $indent-1;
1.194 jms 1237: my $count = 0;
1238: while ($count < $indentm1) {
1.199 droeschl 1239: $r->print ('<img alt="" src="',$iconpath
1240: ,'whitespace_21.gif" class="LC_icon" />');
1.194 jms 1241: $count++;
1.1 www 1242: }
1.131 albertel 1243: $r->print ('<input type="hidden" name="acts" value="" />');
1.194 jms 1244: $r->print ('<a name="'.$anchor.'"></a>');
1.199 droeschl 1245: $r->print ('<a href="#" onclick="document.dirpath'.($dnum-1).'.submit()"><img src="'.$iconpath.
1.194 jms 1246: 'arrow.'.($nowOpen ? "open" : "closed" ).'.gif"');
1.199 droeschl 1247: $r->print (' alt="'.$msg.'" class="LC_fileicon" /></a>'.
1.17 harris41 1248: "\n");
1.128 foxr 1249: my $quotable_curdir = &Apache::loncommon::escape_single($curdir);
1.194 jms 1250:
1251: my $location = &Apache::loncommon::lonhttpdurl("/adm/lonIcons");
1252: my $icon = "navmap.folder.".($nowOpen ? "open":"closed").'.gif';
1.204 raeburn 1253: $r->print ('<a href="javascript:gothere('
1254: ."'$quotable_curdir'".');">'
1255: .'<img class="LC_fileicon" alt="'.&mt('Open Folder').'" src="'
1256: .$location.'/'.$icon.'" />'
1257: ."\n");
1.208 wenzelju 1258: $r->print ("$listname</a></form>");
1.213.4.2! raeburn 1259: # Wishlistlink
! 1260: $r->print('</td><td><a href="javascript:;" '.
! 1261: 'title="'.&mt('Save a link for this folder in Stored Links').'" '.
! 1262: 'onclick="set_wishlistlink('."'$listname','$startdir$listname'".')">'.
! 1263: '<img class="LC_icon" src="/res/adm/pages/wishlist.png" '.
! 1264: 'alt="'.&mt('save in Stored Links').'" style="width:22px;"/></a></td>');
1.86 www 1265: # Attributes
1266: my $filelink = $startdir.$filecom[0].'/default';
1267:
1268: if ($hash{'display_attrs_0'} == 1) {
1.169 albertel 1269: my $title = &Apache::lonnet::gettitle($filelink);
1.86 www 1270: $r->print('<td> '.($title eq '' ? ' ' : $title).
1271: ' </td>'."\n");
1272: }
1.194 jms 1273: $r->print('<td class="LC_right"> ',
1.86 www 1274: $filecom[8]," </td>\n")
1275: if $hash{'display_attrs_1'} == 1;
1.194 jms 1276: $r->print('<td class="LC_break"> '.
1.181 bisitz 1277: (&Apache::lonlocal::locallocaltime($filecom[9]))." </td>\n")
1.86 www 1278: if $hash{'display_attrs_2'} == 1;
1.194 jms 1279: $r->print('<td class="LC_break"> '.
1.181 bisitz 1280: (&Apache::lonlocal::locallocaltime($filecom[10]))." </td>\n")
1.86 www 1281: if $hash{'display_attrs_3'} == 1;
1282:
1283: if ($hash{'display_attrs_4'} == 1) {
1284: my $author = &Apache::lonnet::metadata($filelink,'author');
1285: $r->print('<td> '.($author eq '' ? ' ' : $author).
1286: " </td>\n");
1287: }
1288: if ($hash{'display_attrs_5'} == 1) {
1289: my $keywords = &Apache::lonnet::metadata($filelink,'keywords');
1290: # $keywords = ' ' if (!$keywords);
1291: $r->print('<td> '.($keywords eq '' ? ' ' : $keywords).
1292: " </td>\n");
1293: }
1294: if ($hash{'display_attrs_6'} == 1) {
1295: my $lang = &Apache::lonnet::metadata($filelink,'language');
1296: $lang = &Apache::loncommon::languagedescription($lang);
1297: $r->print('<td> '.($lang eq '' ? ' ' : $lang).
1298: " </td>\n");
1299: }
1.185 jms 1300:
1.86 www 1301: if ($hash{'display_attrs_8'} == 1) {
1302: $r->print('<td> </td>');
1303: }
1.115 www 1304: if ($hash{'display_attrs_10'} == 1) {
1.109 taceyjo1 1305: $r->print('<td> </td>');
1306: }
1.185 jms 1307: if ($hash{'display_attrs_7'} == 1) {
1308: $r->print('<td> </td>');
1309: }
1310: if ($hash{'display_attrs_11'} == 1) {
1.111 www 1311: $r->print('<td> </td>');
1312: }
1.185 jms 1313: if ($hash{'display_attrs_12'} == 1) {
1314: my $subject = &Apache::lonnet::metadata($filelink,'subject');
1315: $r->print('<td> '.($subject eq '' ? ' ' : $subject).
1316: " </td>\n");
1317: }
1.186 jms 1318: if ($hash{'display_attrs_13'} == 1) {
1319: my $notes = &Apache::lonnet::metadata($filelink,'notes');
1320: $r->print('<td> '.($notes eq '' ? ' ' : $notes).
1321: " </td>\n");
1322: }
1323:
1324: if ($hash{'display_attrs_14'} == 1) {
1325: my $abstract = &Apache::lonnet::metadata($filelink,'abstract');
1326: $r->print('<td> '.($abstract eq '' ? ' ' : $abstract).
1327: " </td>\n");
1328: }
1.185 jms 1329:
1.193 jms 1330: if ($hash{'display_attrs_15'} == 1) {
1331: my $gradelevel = &Apache::lonnet::metadata($filelink,'gradelevel');
1332: $r->print('<td> '.($gradelevel eq '' ? ' ' : $gradelevel).
1333: " </td>\n");
1334: }
1335:
1.195 jms 1336: if ($hash{'display_attrs_16'} == 1) {
1337: my $standards = &Apache::lonnet::metadata($filelink,'standards');
1338: $r->print('<td> '.($standards eq '' ? ' ' : $standards).
1339: " </td>\n");
1340: }
1341:
1342:
1.185 jms 1343: $r->print(&Apache::loncommon::end_data_table_row());
1.1 www 1344: }
1.2 harris41 1345:
1.1 www 1346: }
1347:
1.148 www 1348: sub coursecontext {
1349: my ($r,$filelink)=@_;
1350: my $filesymb=&Apache::lonnet::symbread($filelink);
1351: if ($filesymb) {
1352: my ($map,$index,$resource)=&Apache::lonnet::decode_symb($filesymb);
1353: $r->print(&mt('Already in this course:<br />[_1] in folder/map [_2].<br />',
1354: &Apache::lonnet::gettitle($resource),
1355: &Apache::lonnet::gettitle($map)));
1356: }
1357: }
1358:
1.140 www 1359: sub showpreview {
1360: my ($filelink)=@_;
1.151 albertel 1361: if ($filelink=~m-^(/ext/|http://)-) {
1.150 www 1362: return &mt('External Resource, preview not enabled');
1363: }
1.140 www 1364: my ($curfext)=($filelink=~/\.(\w+)$/);
1365: my $output='';
1366: my $embstyle=&Apache::loncommon::fileembstyle($curfext);
1367: if ($embstyle eq 'ssi') {
1368: my $cache=$Apache::lonnet::perlvar{'lonDocRoot'}.$filelink.
1369: '.tmp';
1370: if ((!$env{'form.updatedisplay'}) &&
1371: (-e $cache)) {
1372: open(FH,$cache);
1373: $output=join("\n",<FH>);
1374: close(FH);
1375: } else {
1.147 www 1376: # In update display mode, remove old cache. This is done to retroactively
1377: # clean up course context renderings.
1378: if (-e $cache) {
1379: unlink($cache);
1380: }
1.140 www 1381: $output=&Apache::lonnet::ssi_body($filelink);
1.146 www 1382: # Is access denied? Don't render, don't store
1.140 www 1383: if ($output=~/LONCAPAACCESSCONTROLERRORSCREEN/s) {
1384: $output='';
1.146 www 1385: # Was this rendered in course content? Don't store
1386: } elsif (!&Apache::lonnet::symbread($filelink)) {
1.140 www 1387: open(FH,">$cache");
1388: print FH $output;
1389: close(FH);
1390: }
1391: }
1392: } elsif ($embstyle eq 'img') {
1.152 albertel 1393: $output='<img alt="'.&mt('Preview').'" src="'.$filelink.'" />';
1.154 albertel 1394: } elsif ($filelink=~m{^/res/($match_domain)/($match_username)/}) {
1.152 albertel 1395: $output='<img alt="'.&mt('Preview').'" src="http://'.
1.157 albertel 1396: &Apache::lonnet::hostname(&Apache::lonnet::homeserver($2,$1)).
1.140 www 1397: '/cgi-bin/thumbnail.gif?url='.$filelink.'" />';
1398: }
1399: return $output;
1400: }
1401:
1.113 www 1402: sub dynmetaprint {
1403: my ($r,$filelink,$item)=@_;
1404: if ($dynhash{$filelink}->{$item}) {
1.114 www 1405: $r->print("\n<br />".$fieldnames{$item}.': '.
1.113 www 1406: &Apache::lonmeta::prettyprint($item,
1407: $dynhash{$filelink}->{$item},
1.145 www 1408: (($env{'form.catalogmode'} ne 'import')?'preview':''),
1.113 www 1409: '',
1.145 www 1410: (($env{'form.catalogmode'} eq 'import')?'document.forms.fileattr':''),1));
1.113 www 1411: }
1412: }
1413:
1.14 harris41 1414: # ------------------- prints the beginning of a form for directory or file link
1.1 www 1415: sub begin_form {
1416: my ($r,$uri) = @_;
1.3 harris41 1417: my $anchor = $uri;
1.162 albertel 1418: $anchor =~ s/\W//g;
1419: $uri=&Apache::loncommon::escape_single($uri);
1.17 harris41 1420: $r->print ('<form method="post" name="dirpath'.$dnum.'" action="'.$uri.
1421: '#'.$anchor.
1.199 droeschl 1422: '" onsubmit="return rep_dirpath(\''.$dnum.'\''.
1.17 harris41 1423: ',document.forms.fileattr.acts.value)" '.
1.16 harris41 1424: 'enctype="application/x-www-form-urlencoded">'."\n");
1.131 albertel 1425: $r->print ('<input type="hidden" name="openuri" value="'.$uri.'" />'.
1.17 harris41 1426: "\n");
1.131 albertel 1427: $r->print ('<input type="hidden" name="dirPointer" value="on" />'."\n");
1.170 albertel 1428: $r->print(&Apache::loncommon::inhibit_menu_check('input'));
1.16 harris41 1429: $dnum++;
1.17 harris41 1430: }
1431:
1432: # --------- settings whenever the user causes the indexer window to be launched
1433: sub start_fresh_session {
1.149 albertel 1434: my ($hash) = @_;
1435: delete $hash->{'form.catalogmode'};
1436: delete $hash->{'form.mode'};
1437: delete $hash->{'form.form'};
1438: delete $hash->{'form.element'};
1439: delete $hash->{'form.omit'};
1440: delete $hash->{'form.only'};
1441: foreach (keys %{$hash}) {
1442: delete $hash->{$_} if (/^(pre_|store)/);
1.27 harris41 1443: }
1.1 www 1444: }
1445:
1.35 matthew 1446: # ------------------------------------------------------------------- setvalues
1447: sub setvalues {
1448: # setvalues is used in registerurl to synchronize the database
1449: # hash and environment hashes
1450: my ($H1,$h1key,$H2,$h2key) =@_;
1451: #
1452: if (exists $H2->{$h2key}) {
1453: $H1->{$h1key} = $H2->{$h2key};
1454: } elsif (exists $H1->{$h1key}) {
1455: $H2->{$h2key} = $H1->{$h1key};
1456: }
1457: }
1458:
1.1 www 1459: 1;
1.54 www 1460:
1461: sub cleanup {
1.55 www 1462: if (tied(%hash)){
1463: &Apache::lonnet::logthis('Cleanup indexer: hash');
1464: }
1.138 albertel 1465: return OK;
1.54 www 1466: }
1.23 harris41 1467:
1.126 foxr 1468:
1469:
1470:
1471:
1.23 harris41 1472: =head1 NAME
1473:
1474: Apache::lonindexer - mod_perl module for cross server filesystem browsing
1475:
1476: =head1 SYNOPSIS
1477:
1478: Invoked by /etc/httpd/conf/srm.conf:
1479:
1480: <LocationMatch "^/res.*/$">
1481: SetHandler perl-script
1482: PerlHandler Apache::lonindexer
1483: </LocationMatch>
1484:
1485: =head1 INTRODUCTION
1486:
1487: This module enables a scheme of browsing across a cross server.
1488:
1489: This is part of the LearningOnline Network with CAPA project
1490: described at http://www.lon-capa.org.
1491:
1492: =head1 BEGIN SUBROUTINE
1493:
1494: This routine is only run once after compilation.
1495:
1496: =over 4
1497:
1498: =item *
1499:
1500: Initializes %language hash table.
1501:
1502: =back
1503:
1504: =head1 HANDLER SUBROUTINE
1505:
1506: This routine is called by Apache and mod_perl.
1507:
1508: =over 4
1509:
1510: =item *
1511:
1512: read in machine configuration variables
1513:
1514: =item *
1515:
1516: see if called from an interactive mode
1517:
1518: =item *
1519:
1520: refresh environment with user database values (in %hash)
1521:
1522: =item *
1523:
1524: define extra fields and buttons in case of special mode
1525:
1526: =item *
1527:
1528: set catalogmodefunctions to have extra needed javascript functionality
1529:
1530: =item *
1531:
1532: print header
1533:
1534: =item *
1535:
1536: evaluate actions from previous page (both cumulatively and chronologically)
1537:
1538: =item *
1539:
1540: output title
1541:
1542: =item *
1543:
1544: get state of file attributes to be showing
1545:
1546: =item *
1547:
1548: output state of file attributes to be showing
1549:
1550: =item *
1551:
1552: output starting row to the indexed file/directory hierarchy
1553:
1554: =item *
1555:
1556: read in what directories have previously been set to "open"
1557:
1558: =item *
1559:
1560: if not at top level, provide an uplink arrow
1561:
1562: =item *
1563:
1564: recursively go through all the directories and output as appropriate
1565:
1566: =item *
1567:
1568: information useful for group import
1569:
1570: =item *
1571:
1572: end the tables
1573:
1574: =item *
1575:
1576: end the output and return
1577:
1578: =back
1579:
1580: =head1 OTHER SUBROUTINES
1581:
1582: =over 4
1583:
1584: =item *
1585:
1586: scanDir - recursive scan of a directory
1587:
1588: =item *
1589:
1590: get_list - get complete matched list based on the uri (returns an array)
1591:
1592: =item *
1593:
1594: match_ext - filters out files based on extensions (returns an array)
1595:
1596: =item *
1597:
1598: display_line - displays one line in appropriate table format
1599:
1600: =item *
1601:
1602: begin_form - prints the beginning of a form for directory or file link
1603:
1604: =item *
1605:
1606: start_fresh_session - settings whenever the user causes the indexer window
1607: to be launched
1608:
1609: =back
1610:
1611: =cut
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