Annotation of loncom/interface/lonindexer.pm, revision 1.207
1.1 www 1: # The LearningOnline Network with CAPA
1.24 harris41 2: # Directory Indexer
3: #
1.207 ! raeburn 4: # $Id: lonindexer.pm,v 1.206 2010/03/31 13:20:46 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='';
1.17 harris41 123: my $diropendb =
1.144 www 124: "/home/httpd/perl/tmp/$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,
168: 'add_entries' =>
1.142 albertel 169: {'onload' => "load();"},}
170: ).
1.141 albertel 171: &Apache::loncommon::end_page());
1.108 albertel 172: return OK;
1.105 taceyjo1 173: }
174:
1.17 harris41 175: # -------------------- refresh environment with user database values (in %hash)
1.133 albertel 176: &setvalues(\%hash,'form.catalogmode',\%env,'form.catalogmode' );
1.15 harris41 177:
1.17 harris41 178: # --------------------- define extra fields and buttons in case of special mode
1.133 albertel 179: if ($env{'form.catalogmode'} eq 'interactive') {
1.182 bisitz 180: #SB $extrafield='<td bgcolor="'.$fileclr.'" valign="bottom">'.
1.194 jms 181: $extrafield='<td class="LC_bottom">'.
1.152 albertel 182: '<img alt="" src="'.$iconpath.'whitespace1.gif"'.
1.162 albertel 183: ' class="LC_icon" /></td>';
1.15 harris41 184: $colspan=" colspan='2' ";
1.77 www 185: my $cl=&mt('Close');
1.15 harris41 186: $closebutton=<<END;
1.199 droeschl 187: <input type="button" name="close" value='$cl' onclick="self.close()" />
1.7 harris41 188: END
1.16 harris41 189: }
1.145 www 190: elsif ($env{'form.catalogmode'} eq 'import') {
1.182 bisitz 191: #SB $extrafield='<td bgcolor="'.$fileclr.'" valign="bottom">'.
1.194 jms 192: $extrafield='<td class="LC_bottom">'.
1.152 albertel 193: '<img alt="" src="'.$iconpath.'whitespace1.gif"'.
1.162 albertel 194: ' class="LC_icon" /></td>';
1.15 harris41 195: $colspan=" colspan='2' ";
1.77 www 196: my $cl=&mt('Close');
1.123 matthew 197: my $gi=&mt('Import');
1.15 harris41 198: $closebutton=<<END;
1.199 droeschl 199: <input type="button" name="close" value='$cl' onclick="self.close()" />
1.7 harris41 200: END
1.15 harris41 201: $groupimportbutton=<<END;
1.77 www 202: <input type="button" name="groupimport" value='$gi'
1.199 droeschl 203: onclick="javascript:select_group()" />
1.7 harris41 204: END
1.15 harris41 205: }
1.35 matthew 206: # Additions made by Matthew to make the browser a little easier to deal
207: # with in the future.
208: #
209: # $mode (at this time) indicates if we are in edit mode.
210: # $form is the name of the form that the URL is placed when the
211: # selection is made.
212: # $element is the name of the element in $formname which receives
213: # the URL.
1.91 taceyjo1 214: #&Apache::lonxml::debug('Checking mode, form, element');
1.133 albertel 215: &setvalues(\%hash,'form.mode' ,\%env,'form.mode' );
216: &setvalues(\%hash,'form.form' ,\%env,'form.form' );
217: &setvalues(\%hash,'form.element' ,\%env,'form.element');
218: &setvalues(\%hash,'form.titleelement',\%env,'form.titleelement');
219: &setvalues(\%hash,'form.only' ,\%env,'form.only' );
220: &setvalues(\%hash,'form.omit' ,\%env,'form.omit' );
1.35 matthew 221:
1.40 matthew 222: # Deal with 'omit' and 'only'
1.133 albertel 223: if (exists $env{'form.omit'}) {
224: @Omit = split(',',$env{'form.omit'});
1.40 matthew 225: }
1.133 albertel 226: if (exists $env{'form.only'}) {
227: @Only = split(',',$env{'form.only'});
1.40 matthew 228: }
229:
1.133 albertel 230: my $mode = $env{'form.mode'};
1.79 albertel 231: my ($form,$element,$titleelement);
1.39 matthew 232: if ($mode eq 'edit' || $mode eq 'parmset') {
1.133 albertel 233: $form = $env{'form.form'};
234: $element = $env{'form.element'};
235: $titleelement = $env{'form.titleelement'};
1.35 matthew 236: }
1.90 taceyjo1 237: #&Apache::lonxml::debug("mode=$mode form=$form element=$element titleelement=$titleelement");
1.17 harris41 238: # ------ set catalogmodefunctions to have extra needed javascript functionality
1.15 harris41 239: my $catalogmodefunctions='';
1.133 albertel 240: if ($env{'form.catalogmode'} eq 'interactive' or
1.145 www 241: $env{'form.catalogmode'} eq 'import') {
1.35 matthew 242: # The if statement below sets us up to use the old version
243: # by default (ie. if $mode is undefined). This is the easy
244: # way out. Hopefully in the future I'll find a way to get
245: # the calls dealt with in a more comprehensive manner.
1.41 www 246:
247: #
248: # There is now also mode "simple", which is for the simple version of the rat
249: #
250: #
1.39 matthew 251: if (!defined($mode) || ($mode ne 'edit' && $mode ne 'parmset')) {
1.170 albertel 252: my $location = "/adm/groupsort?&inhibitmenu=yes&catalogmode=import&";
1.41 www 253: $location .= "mode=".$mode."&";
1.40 matthew 254: $location .= "acts=";
1.35 matthew 255: $catalogmodefunctions=<<"END";
1.108 albertel 256: function select_data(url) {
1.7 harris41 257: changeURL(url);
1.8 harris41 258: self.close();
259: }
260: function select_group() {
1.40 matthew 261: window.location="$location"+document.forms.fileattr.acts.value;
1.16 harris41 262: }
1.35 matthew 263: function changeURL(val) {
264: if (opener.inf) {
265: if (opener.inf.document.forms.resinfo.elements.u) {
266: opener.inf.document.forms.resinfo.elements.u.value=val;
267: }
1.7 harris41 268: }
269: }
1.35 matthew 270: END
1.39 matthew 271: } elsif ($mode eq 'edit') { # we are in 'edit' mode
1.40 matthew 272: my $location = "/adm/groupsort?catalogmode=interactive&";
273: $location .= "form=$form&element=$element&mode=edit&acts=";
1.35 matthew 274: $catalogmodefunctions=<<END;
275: // mode = $mode
1.108 albertel 276: function select_data(url) {
277: var location = "/res/?launch=2&form=$form&element=$element&titleelement=$titleelement&acts=" + url;
1.105 taceyjo1 278: window.location=location;
1.173 banghart 279: if (window.opener.document.forms["$form"].elements["$element"].value != url) {
280: window.opener.unClean();
281: }
1.35 matthew 282: }
283: function select_group() {
1.40 matthew 284: window.location="$location"+document.forms.fileattr.acts.value;
1.35 matthew 285: }
286:
1.7 harris41 287: function changeURL(val) {
1.35 matthew 288: if (window.opener.document) {
289: window.opener.document.forms["$form"].elements["$element"].value=val;
290: } else {
291: alert("The file you selected is: "+val);
1.7 harris41 292: }
293: }
294: END
1.79 albertel 295: if (!$titleelement) {
296: $catalogmodefunctions.='function changeTitle(val) {}';
297: } else {
298: $catalogmodefunctions.=<<END;
299: function changeTitle(val) {
300: if (window.opener.document) {
301: window.opener.document.forms["$form"].elements["$titleelement"].value=val;
302: } else {
303: alert("The title of the file you selected is: "+val);
304: }
305: }
306: END
307: }
1.39 matthew 308: } elsif ($mode eq 'parmset') {
1.40 matthew 309: my $location = "/adm/groupsort?catalogmode=interactive&";
310: $location .= "form=$form&element=$element&mode=parmset&acts=";
1.39 matthew 311: $catalogmodefunctions=<<END;
312: // mode = $mode
1.108 albertel 313: function select_data(url) {
1.39 matthew 314: changeURL(url);
315: self.close();
316: }
317:
318: function select_group() {
1.40 matthew 319: window.location="$location"+document.forms.fileattr.acts.value;
1.39 matthew 320: }
321:
322: function changeURL(val) {
323: if (window.opener.document) {
1.206 raeburn 324: var elementname = "$element";
1.39 matthew 325: window.opener.document.forms["$form"].elements[elementname].value=val;
326: } else {
327: alert("The file you selected is: "+val);
328: }
329: }
330:
331: END
332: }
1.15 harris41 333: }
1.38 matthew 334: $catalogmodefunctions.=<<END;
335: var acts='';
336: function rep_dirpath(suffix,val) {
337: eval("document.forms.dirpath"+suffix+".acts.value=val");
338: }
339: END
1.145 www 340: if ($env{'form.catalogmode'} eq 'import') {
1.38 matthew 341: $catalogmodefunctions.=<<END;
1.16 harris41 342: function queue(val) {
343: if (eval("document.forms."+val+".filelink.checked")) {
344: var l=val.length;
345: var v=val.substring(4,l);
346: document.forms.fileattr.acts.value+='1a'+v+'b';
347: }
348: else {
349: var l=val.length;
350: var v=val.substring(4,l);
351: document.forms.fileattr.acts.value+='0a'+v+'b';
352: }
353: }
354: END
355: }
1.17 harris41 356:
1.170 albertel 357: my $inhibit_menu = "+'&".&Apache::loncommon::inhibit_menu_check()."'";
1.1 www 358: # ---------------------------------------------------------------- Print Header
1.170 albertel 359:
1.141 albertel 360: my $js = <<"ENDHEADER";
1.19 harris41 361: <script type="text/javascript">
1.199 droeschl 362: // <![CDATA[
1.175 banghart 363: $catalogmodefunctions;
364: function update_only(field) {
365: alert(field.name);
366: }
1.163 banghart 367: function checkAll() {
1.160 banghart 368: var numForms = document.forms.length;
369: for (i=0;i<numForms;i++) {
370: var numElements = document.forms[i].elements.length;
371: for (j=0;j<numElements;j++){
1.163 banghart 372: var fieldName = document.forms[i].elements[j].name;
373: if (fieldName == 'filelink') {
374: document.forms[i].elements[j].checked = true;
1.168 banghart 375: queue(document.forms[i].name);
1.163 banghart 376: }
377: }
378: }
379: }
380: function uncheckAll() {
381: var numForms = document.forms.length;
382: for (i=0;i<numForms;i++) {
383: var numElements = document.forms[i].elements.length;
384: for (j=0;j<numElements;j++){
385: var fieldName = document.forms[i].elements[j].name;
386: if (fieldName == 'filelink') {
387: document.forms[i].elements[j].checked = false;
1.168 banghart 388: queue(document.forms[i].name);
1.160 banghart 389: }
390: }
391: }
392: }
1.69 www 393: function openWindow(url, wdwName, w, h, toolbar,scrollbar,locationbar) {
1.71 ng 394: var xpos = (screen.width-w)/2;
395: xpos = (xpos < 0) ? '0' : xpos;
396: var ypos = (screen.height-h)/2-30;
397: ypos = (ypos < 0) ? '0' : ypos;
398: var options = "width=" + w + ",height=" + h + ",screenx="+xpos+",screeny="+ypos+",";
1.2 harris41 399: options += "resizable=yes,scrollbars="+scrollbar+",status=no,";
1.69 www 400: options += "menubar=no,toolbar="+toolbar+",location="+locationbar+",directories=no";
1.2 harris41 401: var newWin = window.open(url, wdwName, options);
402: newWin.focus();
403: }
1.16 harris41 404: function gothere(val) {
1.170 albertel 405: window.location=val+'?acts='+document.forms.fileattr.acts.value$inhibit_menu;
1.16 harris41 406: }
1.199 droeschl 407: // ]]>
1.14 harris41 408: </script>
1.141 albertel 409: ENDHEADER
1.3 harris41 410:
1.154 albertel 411: my ($headerdom)=($uri=~m{^/res/($match_domain)/});
1.198 bisitz 412:
413: if ($env{'form.catalogmode'}) {
414: # "Popup mode"
415: $r->print(&Apache::loncommon::start_page('Browse published resources',$js,
416: {'only_body' => 1,
417: 'domain' => $headerdom,}));
418: } else {
419: # Only display page header and breadcrumbs in non-popup mode
420: &Apache::lonhtmlcommon::clear_breadcrumbs();
421: &Apache::lonhtmlcommon::add_breadcrumb({
422: 'text' => 'Browse published resources',
423: 'href' => '/res/fhwfdev/?launch=1',
424: });
425: $r->print(&Apache::loncommon::start_page('Browse published resources',$js,
426: {'domain' => $headerdom,})
427: .&Apache::lonhtmlcommon::breadcrumbs()
428: );
429: }
430:
1.175 banghart 431: # ---------------------------------- get state of file types to be showing
432: if ($env{'form.only'}) {
1.176 banghart 433: $typeselect = $env{'form.only'};
1.175 banghart 434: } else {
1.176 banghart 435: $typeselect = '';
1.175 banghart 436: }
437:
1.23 harris41 438: # ---------------------------------- get state of file attributes to be showing
1.133 albertel 439: if ($env{'form.attrs'}) {
1.195 jms 440: for (my $i=0; $i<=16; $i++) {
1.6 harris41 441: delete $hash{'display_attrs_'.$i};
1.133 albertel 442: if ($env{'form.attr'.$i} == 1) {
1.45 ng 443: $attrchk[$i] = 'checked';
1.6 harris41 444: $hash{'display_attrs_'.$i} = 1;
445: }
446: }
447: } else {
1.195 jms 448: for (my $i=0; $i<=16; $i++) {
1.199 droeschl 449: $attrchk[$i] = 'checked="checked"' if $hash{'display_attrs_'.$i} == 1;
1.6 harris41 450: }
451: }
1.87 www 452:
1.205 raeburn 453: my @file_categories = &Apache::loncommon::filecategories();
454: my %select_file_categories;
455: my @select_form_order = ('');
456: $select_file_categories{''} = &mt('All file types');
457: foreach my $cat (@file_categories) {
458: my $types = join(",",&Apache::loncommon::filecategorytypes($cat));
459: $select_file_categories{$types} = &mt($cat);
460: push(@select_form_order,$types);
461: }
462: $select_file_categories{'select_form_order'} = \@select_form_order;
1.207 ! raeburn 463: my $onchange = 'this.form.submit();';
1.205 raeburn 464: my $type_element=
465: &Apache::loncommon::select_form(
466: $typeselect,
467: 'only',
1.207 ! raeburn 468: \%select_file_categories,$onchange);
1.205 raeburn 469: my $type_selector = '<label>'.&mt('File Type Displayed: [_1]',
470: $type_element).'</label>';
471:
1.23 harris41 472: # ------------------------------- output state of file attributes to be showing
1.71 ng 473: # All versions has to the last item
474: # since it does not take an extra col
1.77 www 475: my %lt=&Apache::lonlocal::texthash(
476: 'av' => 'All versions',
1.174 banghart 477: 'ud' => 'Update Display',
478: 'pr' => 'Problems',
479: 'gr' => 'Graphics',
1.183 bisitz 480: 'at' => 'All types',
481: 'hd' => 'Display Options'
1.77 www 482: );
1.205 raeburn 483: my @disp_order = ('0','4','5','6','13','1','2','3','10','14','8','11','7','12','15','16');
484: my %disp_options = &Apache::lonlocal::texthash (
485: 0 => 'Title',
486: 4 => 'Author',
487: 5 => 'Keywords',
488: 6 => 'Language',
489: 13 => 'Notes',
490: 1 => 'Size',
491: 2 => 'Last access',
492: 3 => 'Last modified',
493: 10 => 'Source Available',
494: 14 => 'Abstract',
495: 8 => 'Statistics',
496: 11 => 'Linked/Related Resources',
497: 7 => 'Show resource',
498: 12 => 'Subject',
499: 15 => 'Grade Level',
500: 16 => 'Standards',
501: );
502: my $cell = 0;
503: my $numinrow = 4;
504: $r->print('
505: <form method="post" name="fileattr" action="'.$uri.'" enctype="application/x-www-form-urlencoded">
1.183 bisitz 506: <fieldset>
1.205 raeburn 507: <legend>'.$lt{'hd'}.'</legend>
508: <table style=" border-collapse: collapse; border-style: none;">'."\n");
509: foreach my $item (@disp_order) {
510: my $style = 'padding-left: 12px; padding-right: 8px;';
511: if ($cell%$numinrow == 0) {
512: $r->print('<tr>');
513: }
514: $cell ++;
515: if ($cell > 3 * $numinrow) {
516: $style .= ' padding-bottom: 6px;';
517: }
518: if (defined($disp_options{$item})) {
519: $r->print('<td style="'.$style.'"><span class="LC_nobreak">'.
520: '<label><input type="checkbox" name="attr'.$item.'" value="1" '.
521: $attrchk[$item].' onclick="this.form.submit();" /> '.$disp_options{$item}.
522: '</label></span></td>'."\n");
523: }
524: if ($cell > 1 && $cell%$numinrow == 0) {
525: $r->print('</tr>');
526: }
527: }
528: $r->print(<<END);
529: <tr>
530: <td style="font-style: italic; border-top: 1px solid black; padding-top: 6px">
1.199 droeschl 531: <label><input type="checkbox" name="attr9" value="1" $attrchk[9] onclick="this.form.submit();" /> $lt{'av'}</label>
1.205 raeburn 532: </td>
533: <td colspan="3" style="padding-left:8px; padding-top: 4px; font-style: italic; border-top: 1px solid black; padding-top: 8px">$type_selector</td>
1.115 www 534: </tr>
535: </table>
1.87 www 536: <input type="hidden" name="attrs" value="1" />
1.205 raeburn 537: </fieldset>
1.87 www 538: <input type="submit" name="updatedisplay" value="$lt{'ud'}" />
1.16 harris41 539: <input type="hidden" name="acts" value="" />
1.87 www 540: $closebutton $groupimportbutton
1.1 www 541: END
1.170 albertel 542: $r->print(&Apache::loncommon::inhibit_menu_check('input'));
1.178 albertel 543:
1.97 www 544: # -------------- Filter out sequence containment in crumbs and "recent folders"
545: my $storeuri=$uri;
546: $storeuri='/'.(split(/\.(page|sequence)\/\//,$uri))[-1];
547: $storeuri=~s/\/+/\//g;
1.82 www 548: # ---------------------------------------------------------------- Bread crumbs
1.202 bisitz 549: $r->print(
550: '<p>'
551: .&Apache::lonhtmlcommon::crumbs(
552: $storeuri,
553: '',
554: '',
555: (($env{'form.catalogmode'} eq 'import')?
556: 'document.forms.fileattr':''))
557: .'<br />'
558: .&Apache::lonhtmlcommon::select_recent(
559: 'residx',
560: 'resrecent',
561: '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();')
562: .'</p>'
563: );
1.100 www 564: # -------------------------------------------------------- Resource Home Button
1.133 albertel 565: my $reshome=$env{'course.'.$env{'request.course.id'}.'.reshome'};
1.100 www 566: if ($reshome) {
1.194 jms 567: $r->print("<span class=\"LC_fontsize_large\"><a href='");
1.145 www 568: if ($env{'form.catalogmode'} eq 'import') {
1.170 albertel 569: $r->print('javascript:document.forms.fileattr.action="'.&Apache::loncommon::inhibit_menu_check($reshome).'";document.forms.fileattr.submit();');
1.100 www 570: } else {
571: $r->print($reshome);
572: }
1.194 jms 573: $r->print("'>".&mt('Home').'</a></span>');
1.100 www 574: }
575: $r->print('</form>');
1.85 www 576: # ------------------------------------------------------ Remember where we were
1.97 www 577: &Apache::loncommon::storeresurl($storeuri);
578: &Apache::lonhtmlcommon::store_recent('residx',$storeuri,$storeuri);
1.163 banghart 579: # -------------------------------------------------- Check All and Uncheck all
1.171 albertel 580: if ($env{'form.catalogmode'} eq 'import') {
1.202 bisitz 581: $r->print('<p><input type="button" value="'.&mt("Check All").'" id="checkallbutton" onclick="javascript:checkAll()" />');
582: $r->print('<input type="button" value="'.&mt("Uncheck All").'" id="uncheckallbutton" onclick="javascript:uncheckAll()" /></p>');
1.171 albertel 583: }
1.23 harris41 584: # ----------------- output starting row to the indexed file/directory hierarchy
1.129 albertel 585: #$r->print(&initdebug());
586: #$r->print(&writedebug("Omit:@Omit")) if (@Omit);
587: #$r->print(&writedebug("Only:@Only")) if (@Only);
1.194 jms 588: $r->print(&Apache::loncommon::start_data_table("LC_tableBrowseRes")
1.182 bisitz 589: .&Apache::loncommon::start_data_table_header_row());
590: $r->print("<th $colspan>".&mt('Name')."</th>\n");
591: $r->print("<th>".&mt('Title')."</th>\n")
1.45 ng 592: if ($hash{'display_attrs_0'} == 1);
1.194 jms 593: $r->print('<th class="LC_right">'.&mt("Size")." (".&mt("bytes").") ".
1.182 bisitz 594: "</th>\n") if ($hash{'display_attrs_1'} == 1);
595: $r->print("<th>".&mt("Last accessed")."</th>\n")
1.17 harris41 596: if ($hash{'display_attrs_2'} == 1);
1.182 bisitz 597: $r->print("<th>".&mt("Last modified")."</th>\n")
1.17 harris41 598: if ($hash{'display_attrs_3'} == 1);
1.182 bisitz 599: $r->print("<th>".&mt("Author(s)")."</th>\n")
1.17 harris41 600: if ($hash{'display_attrs_4'} == 1);
1.182 bisitz 601: $r->print("<th>".&mt("Keywords")."</th>\n")
1.17 harris41 602: if ($hash{'display_attrs_5'} == 1);
1.182 bisitz 603: $r->print("<th>".&mt("Language")."</th>\n")
1.45 ng 604: if ($hash{'display_attrs_6'} == 1);
1.182 bisitz 605: $r->print("<th>".&mt("Usage Statistics")." <br />(".
606: &mt("Courses/Network Hits").") ".&mt('updated periodically')."</th>\n")
1.70 ng 607: if ($hash{'display_attrs_8'} == 1);
1.182 bisitz 608: $r->print("<th>".&mt("Source Available")."</th>\n")
1.109 taceyjo1 609: if ($hash{'display_attrs_10'} == 1);
1.182 bisitz 610: $r->print("<th>".&mt("Linked/Related Resources")."</th>\n")
1.111 www 611: if ($hash{'display_attrs_11'} == 1);
1.182 bisitz 612: $r->print("<th>".&mt("Resource")."</th>\n")
1.115 www 613: if ($hash{'display_attrs_7'} == 1);
1.185 jms 614: $r->print("<th>".&mt("Subject")."</th>\n")
615: if ($hash{'display_attrs_12'} == 1);
1.186 jms 616: $r->print("<th>".&mt("Notes")."</th>\n")
617: if ($hash{'display_attrs_13'} == 1);
618: $r->print("<th>".&mt("Abstract")."</th>\n")
619: if ($hash{'display_attrs_14'} == 1);
1.193 jms 620: $r->print("<th>".&mt("Grade Level")."</th>\n")
621: if ($hash{'display_attrs_15'} == 1);
1.195 jms 622: $r->print("<th>".&mt("Standards")."</th>\n")
623: if ($hash{'display_attrs_16'} == 1);
1.185 jms 624:
625: $r->print(&Apache::loncommon::end_data_table_header_row());
626:
627:
1.5 harris41 628:
1.23 harris41 629: # ----------------- read in what directories have previously been set to "open"
1.27 harris41 630: foreach (keys %hash) {
1.4 harris41 631: if ($_ =~ /^diropen_status_/) {
632: my $key = $_;
633: $key =~ s/^diropen_status_//;
634: $dirs{$key} = $hash{$_};
635: }
1.27 harris41 636: }
1.4 harris41 637:
1.133 albertel 638: if ($env{'form.openuri'}) { # take care of review and refresh options
639: my $uri=$env{'form.openuri'};
1.4 harris41 640: if (exists($hash{'diropen_status_'.$uri})) {
641: my $cursta = $hash{'diropen_status_'.$uri};
1.2 harris41 642: $dirs{$uri} = 'open';
1.4 harris41 643: $hash{'diropen_status_'.$uri} = 'open';
644: if ($cursta eq 'open') {
645: $dirs{$uri} = 'closed';
646: $hash{'diropen_status_'.$uri} = 'closed';
647: }
1.2 harris41 648: } else {
1.4 harris41 649: $hash{'diropen_status_'.$uri} = 'open';
1.2 harris41 650: $dirs{$uri} = 'open';
651: }
652: }
1.12 ng 653:
654: my $toplevel;
1.13 ng 655: my $indent = 0;
1.12 ng 656: $uri = $uri.'/' if $uri !~ /.*\/$/;
1.17 harris41 657:
1.133 albertel 658: if ($env{'form.dirPointer'} ne 'on') {
1.88 www 659: $hash{'top.level'} = $uri;
660: $toplevel = $uri;
661: } else {
662: $toplevel = $hash{'top.level'};
663: }
1.17 harris41 664:
1.23 harris41 665: # -------------------------------- if not at top level, provide an uplink arrow
1.45 ng 666: if ($toplevel ne '/res/'){
1.13 ng 667: my (@uri_com) = split(/\//,$uri);
668: pop @uri_com;
669: my $upone = join('/',@uri_com);
670: my @list = qw (0);
671: &display_line ($r,'opened',$upone.'&viewOneUp',0,$upone,@list);
672: $indent = 1;
1.12 ng 673: }
1.17 harris41 674:
1.23 harris41 675: # -------- recursively go through all the directories and output as appropriate
1.16 harris41 676: &scanDir ($r,$toplevel,$indent,\%hash);
1.152 albertel 677:
678: # -------------------------------------------------------------- end the tables
1.182 bisitz 679: $r->print(&Apache::loncommon::end_data_table());
680:
1.23 harris41 681: # ---------------------------- embed hidden information useful for group import
1.152 albertel 682: $r->print("<form name='fnum' action=''>");
1.131 albertel 683: $r->print("<input type='hidden' name='fnum' value='$fnum' /></form>");
1.17 harris41 684:
1.23 harris41 685: # --------------------------------------------------- end the output and return
1.141 albertel 686: $r->print(&Apache::loncommon::end_page()."\n");
1.2 harris41 687: }
1.67 matthew 688: if(! $c->aborted()) {
1.87 www 689: # write back into the temporary file
1.68 albertel 690: my %dbfile;
1.67 matthew 691: if (tie(%dbfile,'GDBM_File',$diropendb,&GDBM_NEWDB(),0640)) {
692: while (my($key,$value) = each(%hash)) {
693: $dbfile{$key}=$value;
694: }
695: untie(%dbfile);
696: }
697: }
698:
1.1 www 699: return OK;
700: }
1.2 harris41 701:
1.17 harris41 702: # ----------------------------------------------- recursive scan of a directory
1.2 harris41 703: sub scanDir {
1.16 harris41 704: my ($r,$startdir,$indent,$hashref)=@_;
1.67 matthew 705: my $c = $r->connection();
1.3 harris41 706: my ($compuri,$curdir);
707: my $dirptr=16384;
1.90 taceyjo1 708: my $obs;
1.1 www 709: $indent++;
1.2 harris41 710: my %dupdirs = %dirs;
711: my @list=&get_list($r,$startdir);
712: foreach my $line (@list) {
1.67 matthew 713: return if ($c->aborted());
1.90 taceyjo1 714: #This is a kludge, sorry aboot this
1.92 taceyjo1 715: my ($strip,$dom,undef,$testdir,undef,undef,undef,undef,undef,undef,undef,undef,undef,undef,$obs,undef)=split(/\&/,$line,16);
1.90 taceyjo1 716: next if($strip =~ /.*\.meta$/ | $obs eq '1');
1.18 ng 717: my (@fileparts) = split(/\./,$strip);
1.70 ng 718: if ($hash{'display_attrs_9'} != 1) {
1.181 bisitz 719: # if not all versions to be shown
1.18 ng 720: if (scalar(@fileparts) >= 3) {
721: my $fext = pop @fileparts;
722: my $ov = pop @fileparts;
723: my $fname = join ('.',@fileparts,$fext);
1.75 albertel 724: next if (grep /\Q$fname\E/,@list and $ov =~ /^\d+$/);
1.18 ng 725: }
726: }
727:
1.45 ng 728: if ($dom eq 'domain') {
1.72 albertel 729: # dom list has full path /res/<domain name>/ already
730: $curdir='';
1.73 albertel 731: $compuri = (split(/\&/,$line))[0];
1.2 harris41 732: } else {
1.17 harris41 733: # user, dir & file have name only, i.e., w/o path
1.45 ng 734: $compuri = join('',$startdir,$strip,'/');
1.3 harris41 735: $curdir = $startdir;
1.2 harris41 736: }
1.45 ng 737: my $diropen = 'closed';
1.96 www 738: if (($dirptr&$testdir) or ($dom =~ /^(domain|user)$/) or ($compuri=~/\.(sequence|page)\/$/)) {
1.3 harris41 739: while (my ($key,$val)= each %dupdirs) {
1.5 harris41 740: if ($key eq $compuri and $val eq "open") {
1.11 ng 741: $diropen = "opened";
1.53 albertel 742: delete($dupdirs{$key});
743: delete($dirs{$key});
1.5 harris41 744: }
1.3 harris41 745: }
1.1 www 746: }
1.16 harris41 747: &display_line($r,$diropen,$line,$indent,$curdir,$hashref,@list);
1.45 ng 748: &scanDir ($r,$compuri,$indent) if $diropen eq 'opened';
1.1 www 749: }
750: $indent--;
751: }
752:
1.17 harris41 753: # --------------- get complete matched list based on the uri (returns an array)
1.1 www 754: sub get_list {
755: my ($r,$uri)=@_;
1.97 www 756: my @list=();
1.45 ng 757: (my $luri = $uri) =~ s/\//_/g;
1.133 albertel 758: if ($env{'form.updatedisplay'}) {
1.27 harris41 759: foreach (keys %hash) {
1.4 harris41 760: delete $hash{$_} if ($_ =~ /^dirlist_files_/);
1.121 albertel 761: delete $hash{$_} if ($_ =~ /^dirlist_timestamp_files_/);
1.87 www 762: }
1.2 harris41 763: }
764:
1.121 albertel 765: if (defined($hash{'dirlist_files_'.$luri}) &&
766: $hash{'dirlist_timestamp_files_'.$luri}+600 > (time)) {
1.4 harris41 767: @list = split(/\n/,$hash{'dirlist_files_'.$luri});
1.97 www 768: } elsif ($uri=~/\.(page|sequence)\/$/) {
1.94 www 769: # is a page or a sequence
1.97 www 770: $uri=~s/\/$//;
771: $uri='/'.(split(/\.(page|sequence)\/\//,$uri))[-1];
772: $uri=~s/\/+/\//g;
773: foreach (&Apache::lonsequence::attemptread(&Apache::lonnet::filelocation('',$uri))) {
774: my @ratpart=split(/\:/,$_);
1.156 albertel 775: push(@list,&LONCAPA::map::qtescape($ratpart[1]));
1.97 www 776: }
1.94 www 777: $hash{'dirlist_files_'.$luri} = join("\n",@list);
1.1 www 778: } else {
1.94 www 779: # is really a directory
1.4 harris41 780: @list = &Apache::lonnet::dirlist($uri);
1.87 www 781: $hash{'dirlist_files_'.$luri} = join("\n",@list);
1.121 albertel 782: $hash{'dirlist_timestamp_files_'.$luri} = time;
1.1 www 783: }
1.156 albertel 784: return @list=&match_ext($r,@list);
1.1 www 785: }
786:
1.112 www 787: sub dynmetaread {
788: my $uri=shift;
789: if (($hash{'display_attrs_8'}==1) || ($hash{'display_attrs_11'}==1)) {
1.117 www 790: # We don't want the filename
791: $uri=~s/\/[^\/]+$//;
792: # Did we already see this?
793: my $builddir=$uri;
794: while ($builddir) {
795: if ($dynread{$builddir}) {
796: return 0;
797: }
798: $builddir=~s/\/[^\/]+$//;
799: }
800: # Actually get the data
1.112 www 801: %dynhash=
1.143 www 802: (%dynhash,&Apache::lonmeta::get_dynamic_metadata_from_sql($uri.'/'));
1.117 www 803: # Remember that we got it
804: $dynread{$uri}=1;
1.112 www 805: }
806: }
807:
1.40 matthew 808: sub initdebug {
1.141 albertel 809: my $start_page=
810: &Apache::loncommon::start_page('Debug',undef,
811: {'only_body' => 1,});
812: $start_page =~ s/\n/ /g;
1.40 matthew 813: return <<ENDJS;
1.141 albertel 814: <script type="text/javascript">
1.40 matthew 815: var debugging = true;
816: if (debugging) {
817: var debuggingWindow = window.open('','Debug','width=400,height=300',true);
818: }
819:
820: function output(text) {
821: if (debugging) {
822: debuggingWindow.document.writeln(text);
823: }
824: }
1.141 albertel 825: output('$start_page<pre>');
1.40 matthew 826: </script>
827: ENDJS
828: }
829:
830: sub writedebug {
1.141 albertel 831: my ($text) = @_;
832: return "<script type=\"text/javascript\">output('$text');</script>";
1.40 matthew 833: }
834:
1.17 harris41 835: # -------------------- filters out files based on extensions (returns an array)
1.1 www 836: sub match_ext {
837: my ($r,@packlist)=@_;
838: my @trimlist;
839: my $nextline;
840: my @fileext;
841: my $dirptr=16384;
842:
1.2 harris41 843: foreach my $line (@packlist) {
844: chomp $line;
845: $line =~ s/^\/home\/httpd\/html//;
846: my @unpackline = split (/\&/,$line);
1.45 ng 847: next if ($unpackline[0] eq '.');
848: next if ($unpackline[0] eq '..');
1.2 harris41 849: my @filecom = split (/\./,$unpackline[0]);
850: my $fext = pop(@filecom);
1.96 www 851: my $fnptr = ($unpackline[3]&$dirptr) || ($fext=~/\.(page|sequence)$/);
1.2 harris41 852: if ($fnptr == 0 and $unpackline[3] ne "") {
1.28 harris41 853: my $embstyle = &Apache::loncommon::fileembstyle($fext);
1.25 matthew 854: push @trimlist,$line if (defined($embstyle) &&
1.32 harris41 855: ($embstyle ne 'hdn' or $fext eq 'meta'));
1.1 www 856: } else {
1.2 harris41 857: push @trimlist,$line;
1.1 www 858: }
859: }
1.80 albertel 860: @trimlist = sort {uc($a) cmp uc($b)} (@trimlist);
1.1 www 861: return @trimlist;
862: }
863:
1.17 harris41 864: # ------------------------------- displays one line in appropriate table format
1.23 harris41 865: sub display_line {
1.16 harris41 866: my ($r,$diropen,$line,$indent,$startdir,$hashref,@list)=@_;
1.53 albertel 867: my (@pathfn, $fndir);
1.97 www 868: # there could be relative paths (files actually belonging into this directory)
869: # or absolute paths (for example, from sequences)
870: my $absolute;
871: my $pathprefix;
1.107 albertel 872: if ($line=~m|^/res/| && $startdir ne '') {
1.97 www 873: $absolute=1;
874: $pathprefix='';
875: } else {
876: $absolute=0;
877: $pathprefix=$startdir;
878: }
1.1 www 879: my $dirptr=16384;
1.182 bisitz 880: #SB my $fileclr="#ffffe6";
1.45 ng 881: my $iconpath= $r->dir_config('lonIconsURL') . '/';
1.1 www 882:
883: my @filecom = split (/\&/,$line);
884: my @pathcom = split (/\//,$filecom[0]);
885: my $listname = $pathcom[scalar(@pathcom)-1];
886: my $fnptr = $filecom[3]&$dirptr;
1.77 www 887: my $msg = &mt('View').' '.$filecom[0].' '.&mt('resources');
888: $msg = &mt('Close').' '.$filecom[0].' '.&mt('directory') if $diropen eq 'opened';
1.194 jms 889: my $nowOpen = ($diropen eq 'opened' ? 1 : 0);
1.1 www 890:
1.45 ng 891: my $tabtag='</td>';
1.1 www 892: my $i=0;
1.195 jms 893: while ($i<=16) {
1.45 ng 894: $tabtag=join('',$tabtag,"<td> </td>")
1.155 albertel 895: if ($i != 9 &&
896: $hash{'display_attrs_'.$i} == 1);
1.194 jms 897: $i++;
1.1 www 898: }
1.63 ng 899: my $valign = ($hash{'display_attrs_7'} == 1 ? 'top' : 'bottom');
1.17 harris41 900:
901: # display uplink arrow
1.45 ng 902: if ($filecom[1] eq 'viewOneUp') {
1.98 www 903: my $updir=$startdir;
904: # -------------- Filter out sequence containment in crumbs and "recent folders"
905: $updir='/'.(split(/\.(page|sequence)\/\//,$startdir))[-1];
906: $updir=~s/\/+/\//g;
907:
1.182 bisitz 908: #SB $r->print("<tr valign='$valign' bgcolor=\"$fileclr\">$extrafield");
909: $r->print(&Apache::loncommon::start_data_table_row()); # valign="$valign" ?!?
910: $r->print($extrafield);
1.70 ng 911: $r->print("<td>\n");
1.98 www 912: $r->print ('<form method="post" name="dirpathUP" action="'.$updir.
1.16 harris41 913: '/" '.
1.199 droeschl 914: 'onsubmit="return rep_dirpath(\'UP\','.
1.17 harris41 915: 'document.forms.fileattr.acts.value)" '.
1.16 harris41 916: 'enctype="application/x-www-form-urlencoded"'.
917: '>'."\n");
1.170 albertel 918: $r->print(&Apache::loncommon::inhibit_menu_check('input'));
1.197 bisitz 919: $r->print ('<input type="hidden" name="openuri" value="'.
1.131 albertel 920: $startdir.'" />'."\n");
1.194 jms 921: $r->print ('<input type="hidden" name="acts" value="" />'."\n");
1.199 droeschl 922: $r->print ('<a href="#" onclick="document.dirpathUP.submit()"><img src="'.$iconpath.'arrow.up.gif"');
923: $r->print (' alt="'.$msg.'" class="LC_fileicon" />'.
1.17 harris41 924: "\n");
1.194 jms 925: $r->print(&mt("Up")."</a></form>$tabtag");
1.182 bisitz 926: $r->print(&Apache::loncommon::end_data_table_row());
1.13 ng 927: return OK;
928: }
1.97 www 929: # Do we have permission to look at this?
1.201 raeburn 930: if($filecom[15] ne '1') { return OK if ((!&Apache::lonnet::allowed('bre',$pathprefix.$filecom[0])) && (!&Apache::lonnet::allowed('bro',$pathprefix.$filecom[0]))); }
1.97 www 931:
932: # make absolute links appear on different background
1.182 bisitz 933: #SB if ($absolute) { $fileclr='#ccdd99'; }
1.17 harris41 934:
935: # display domain
1.45 ng 936: if ($filecom[1] eq 'domain') {
1.131 albertel 937: $r->print ('<input type="hidden" name="dirPointer" value="on" />'."\n")
1.133 albertel 938: if ($env{'form.dirPointer'} eq "on");
1.182 bisitz 939: #SB $r->print("<tr valign='$valign' bgcolor=\"$fileclr\">$extrafield");
940: $r->print(&Apache::loncommon::start_data_table_row()); # valign="$valign" ?!?"
941: $r->print($extrafield);
1.70 ng 942: $r->print("<td>");
1.73 albertel 943: &begin_form ($r,$filecom[0]);
944: my $anchor = $filecom[0];
1.162 albertel 945: $anchor =~ s/\W//g;
1.152 albertel 946: $r->print ('<a name="'.$anchor.'"></a>');
1.194 jms 947: $r->print ('<input type="hidden" name="acts" value="" />');
1.199 droeschl 948: $r->print ('<a href="#" onclick="document.dirpath'.($dnum-1).'.submit()"><img src="'.$iconpath.'arrow.'.($nowOpen ? "open" : "closed" ).'.gif"');
949: $r->print (' alt="'.$msg.'" class="LC_fileicon" /></a>'.
1.17 harris41 950: "\n");
1.128 foxr 951: my $quotable_filecom = &Apache::loncommon::escape_single($filecom[0]);
1.125 foxr 952: $r->print ('<a href="javascript:gothere(\''.$quotable_filecom.
1.152 albertel 953: '\')"><img alt="" src="'.$iconpath.'server.gif"');
1.194 jms 954: $r->print (' class="LC_fileicon" />'."\n");
955: $r->print (&mt("Domain")." - $listname </a>");
1.158 albertel 956: if (&Apache::lonnet::domain($listname,'description')) {
1.194 jms 957: $r->print("<br />(".&Apache::lonnet::domain($listname,'description').
1.60 albertel 958: ")");
959: }
1.182 bisitz 960: $r->print("</form>$tabtag");
961: $r->print(&Apache::loncommon::end_data_table_row());
1.1 www 962: return OK;
1.17 harris41 963:
964: # display user directory
1.1 www 965: }
1.45 ng 966: if ($filecom[1] eq 'user') {
1.160 banghart 967: # $r->print("<tr valign=$valign bgcolor=\"$fileclr\">$extrafield");
1.2 harris41 968: my $curdir = $startdir.$filecom[0].'/';
1.3 harris41 969: my $anchor = $curdir;
1.162 albertel 970: $anchor =~ s/\W//g;
1.182 bisitz 971: #SB $r->print("<tr bgcolor=\"$fileclr\">$extrafield<td valign=$valign>");
972: $r->print(&Apache::loncommon::start_data_table_row()
1.194 jms 973: .$extrafield.'<td class="LC_'.$valign.'">');
1.13 ng 974: &begin_form ($r,$curdir);
1.152 albertel 975: $r->print ('<a name="'.$anchor.'"></a><img alt="" src="'.$iconpath.
1.194 jms 976: 'whitespace_21.gif" class="LC_icon" />'."\n");
1.131 albertel 977: $r->print ('<input type="hidden" name="acts" value="" />');
1.199 droeschl 978: $r->print ('<a href="#" onclick="document.dirpath'.($dnum-1).'.submit()">');
1.194 jms 979: $r->print ('<img src="'.$iconpath.'arrow.'.($nowOpen ? "open" : "closed" ).
980: '.gif" class="LC_fileicon"');
1.199 droeschl 981: $r->print (' alt="'.$msg.'"/></a>'.
1.17 harris41 982: "\n");
1.128 foxr 983: my $quotable_curdir = &Apache::loncommon::escape_single($curdir);
1.125 foxr 984: $r->print ('<a href="javascript:gothere(\''.$quotable_curdir
1.162 albertel 985: .'\')"><img alt="'.$msg.'" src="'.
1.194 jms 986: $iconpath.'quill.gif" class="LC_fileicon" />');
1.60 albertel 987: my $domain=(split(m|/|,$startdir))[2];
988: my $plainname=&Apache::loncommon::plainname($listname,$domain);
1.194 jms 989: $r->print ($listname.'</a>');
990:
991: if (defined($plainname) && $plainname) { $r->print(" ($plainname) "); }
992: $r->print('</form>'.$tabtag);
1.182 bisitz 993: $r->print(&Apache::loncommon::end_data_table_row());
1.194 jms 994: return OK;
1.1 www 995: }
1.17 harris41 996:
1.1 www 997: # display file
1.194 jms 998: if (($fnptr == 0 and $filecom[3] ne '') or $absolute) {
999: my $title;
1000: my $filelink = $pathprefix.$filecom[0];
1001: if ($hash{'display_attrs_0'} == 1) {
1002: $title = &Apache::lonnet::gettitle($filelink);
1003: }
1004: my @file_ext = split (/\./,$listname);
1005: my $curfext = $file_ext[-1];
1006: if (@Omit) {
1007: foreach (@Omit) { return OK if (lc($curfext) eq $_); }
1008: }
1009: if (@Only) {
1010: my $skip = 1;
1011: foreach (@Only) { $skip = 0 if (lc($curfext) eq $_); }
1012: return OK if ($skip > 0);
1013: }
1014: # Set the icon for the file
1015: my $iconname = &Apache::loncommon::icon($listname);
1.184 bisitz 1016: #SB $r->print("<tr valign='$valign' bgcolor=\"$fileclr\">);
1.194 jms 1017: $r->print(&Apache::loncommon::start_data_table_row()); #SB valign="$valign" ?!?
1018: $r->print('<td class="LC_middle LC_nobreak">');
1.104 albertel 1019:
1.133 albertel 1020: if ($env{'form.catalogmode'} eq 'interactive') {
1.128 foxr 1021: my $quotable_filelink = &Apache::loncommon::escape_single($filelink);
1.35 matthew 1022: $r->print("<a href=\"javascript:select_data(\'",
1.125 foxr 1023: $quotable_filelink,"')\">");
1.162 albertel 1024: $r->print("<img alt=\"\" src='",$iconpath,"select.gif' class='LC_icon' /></a>".
1.17 harris41 1025: "\n");
1.199 droeschl 1026: $r->print('</td><td class="LC_middle">');
1.145 www 1027: } elsif ($env{'form.catalogmode'} eq 'import') {
1.152 albertel 1028: $r->print("<form name='form$fnum' action=''>\n");
1.8 harris41 1029: $r->print("<input type='checkbox' name='filelink"."' ".
1.199 droeschl 1030: "value='$filelink' onclick='".
1.16 harris41 1031: "javascript:queue(\"form$fnum\")' ");
1032: if ($hash{'store_'.$filelink}) {
1033: $r->print("checked");
1034: }
1.131 albertel 1035: $r->print(" />\n");
1.199 droeschl 1036: $r->print('</form></td><td class="LC_middle">');
1.16 harris41 1037: $hash{"pre_${fnum}_link"}=$filelink;
1.166 banghart 1038: $hash{"pre_${fnum}_title"}=$title;
1.165 banghart 1039: if (!$hash{"pre_${fnum}_title"}) {
1.167 banghart 1040: $hash{"pre_${fnum}_title"} = 'Not_retrieved';
1.165 banghart 1041: }
1.8 harris41 1042: $fnum++;
1.7 harris41 1043: }
1.95 www 1044: # Form to open or close sequences
1045: if ($filelink=~/\.(page|sequence)$/) {
1046: my $curdir = $startdir.$filecom[0].'/';
1047: &begin_form($r,$curdir);
1048: $indent--;
1049: }
1050: # General indentation
1.4 harris41 1051: my $count = 0;
1.194 jms 1052: while ($count < $indent) {
1.199 droeschl 1053: $r->print('<img alt="" src="'.$iconpath.'whitespace_21.gif"
1054: class="LC_icon" />');
1.194 jms 1055: $count++;
1.4 harris41 1056: }
1.95 www 1057: # Sequence open/close icon
1058: if ($filelink=~/\.(page|sequence)$/) {
1059: my $curdir = $startdir.$filecom[0].'/';
1060: my $anchor = $curdir;
1.162 albertel 1061: $anchor =~ s/\W//g;
1.131 albertel 1062: $r->print ('<input type="hidden" name="acts" value="" />');
1.194 jms 1063: $r->print ('<a name="'.$anchor.'"></a>');
1.199 droeschl 1064: $r->print ('<a href="#" onclick="document.dirpath'.($dnum-1).'.submit()">');
1.194 jms 1065: $r->print ('<img src="'.$iconpath.'arrow.'.($nowOpen ? "open" : "closed" ).
1066: '.gif" class="LC_fileicon"');
1.199 droeschl 1067: $r->print (' alt="'.$msg.'" /></a>'.
1.95 www 1068: "\n");
1069: }
1070: # Filetype icons
1.194 jms 1071: $r->print("<img alt=\"\" src='$iconname' class='LC_fileicon' />\n");
1.128 foxr 1072: my $quotable_filelink = &Apache::loncommon::escape_single($filelink);
1.125 foxr 1073:
1074: $r->print (" <a href=\"javascript:openWindow('".$quotable_filelink.
1.170 albertel 1075: "?inhibitmenu=yes','previewfile','450','500','no','yes','yes');\"".
1.152 albertel 1076: " target=\"_self\">$listname</a> ");
1.170 albertel 1077: $quotable_filelink = &Apache::loncommon::escape_single($filelink.'.meta');
1078: &Apache::loncommon::inhibit_menu_check(\$quotable_filelink);
1.125 foxr 1079: $r->print (" (<a href=\"javascript:openWindow('".$quotable_filelink.
1.170 albertel 1080: "?inhibitmenu=yes','metadatafile','500','550','no','yes','no');\" ".
1.180 bisitz 1081: " target=\"_self\">".&mt('metadata')."</a>) ");
1.134 www 1082: # Close form to open/close sequence
1083: if ($filelink=~/\.(page|sequence)$/) {
1084: $r->print('</form>');
1085: }
1.199 droeschl 1086: $r->print("</td>\n");
1.45 ng 1087: if ($hash{'display_attrs_0'} == 1) {
1.70 ng 1088: $r->print('<td> '.($title eq '' ? ' ' : $title).
1.45 ng 1089: ' </td>'."\n");
1090: }
1.194 jms 1091: $r->print('<td class="LC_right"> ',
1.17 harris41 1092: $filecom[8]," </td>\n")
1.45 ng 1093: if $hash{'display_attrs_1'} == 1;
1.194 jms 1094: $r->print('<td class="LC_nobreak"> '.
1.181 bisitz 1095: (&Apache::lonlocal::locallocaltime($filecom[9]))." </td>\n")
1.45 ng 1096: if $hash{'display_attrs_2'} == 1;
1.194 jms 1097: $r->print('<td class="LC_nobreak"> '.
1.181 bisitz 1098: (&Apache::lonlocal::locallocaltime($filecom[10]))." </td>\n")
1.45 ng 1099: if $hash{'display_attrs_3'} == 1;
1.2 harris41 1100:
1.45 ng 1101: if ($hash{'display_attrs_4'} == 1) {
1.104 albertel 1102: my $author = &Apache::lonnet::metadata($filelink,'author');
1.194 jms 1103: $r->print('<td class="LC_nobreak"> '.($author eq '' ? ' ' : $author).
1.17 harris41 1104: " </td>\n");
1.2 harris41 1105: }
1.45 ng 1106: if ($hash{'display_attrs_5'} == 1) {
1.104 albertel 1107: my $keywords = &Apache::lonnet::metadata($filelink,'keywords');
1.45 ng 1108: # $keywords = ' ' if (!$keywords);
1.70 ng 1109: $r->print('<td> '.($keywords eq '' ? ' ' : $keywords).
1.17 harris41 1110: " </td>\n");
1.2 harris41 1111: }
1.109 taceyjo1 1112:
1.45 ng 1113: if ($hash{'display_attrs_6'} == 1) {
1.104 albertel 1114: my $lang = &Apache::lonnet::metadata($filelink,'language');
1.28 harris41 1115: $lang = &Apache::loncommon::languagedescription($lang);
1.70 ng 1116: $r->print('<td> '.($lang eq '' ? ' ' : $lang).
1.17 harris41 1117: " </td>\n");
1.2 harris41 1118: }
1.70 ng 1119: if ($hash{'display_attrs_8'} == 1) {
1.111 www 1120: # statistics
1.117 www 1121: &dynmetaread($filelink);
1.112 www 1122: $r->print("<td>");
1.196 droeschl 1123:
1124: for (qw(count course stdno avetries difficulty disc clear technical
1125: correct helpful depth)) {
1126:
1127: dynmetaprint($r,$filelink,$_);
1128: }
1129:
1.112 www 1130: $r->print(" </td>\n");
1.111 www 1131:
1.70 ng 1132: }
1.109 taceyjo1 1133: if ($hash{'display_attrs_10'} == 1) {
1134: my $source = &Apache::lonnet::metadata($filelink,'sourceavail');
1.110 albertel 1135: if($source eq 'open') {
1.119 taceyjo1 1136: my $sourcelink = &Apache::lonsource::make_link($filelink,$listname);
1.128 foxr 1137: my $quotable_sourcelink = &Apache::loncommon::escape_single($sourcelink);
1.170 albertel 1138: &Apache::loncommon::inhibit_menu_check(\$quotable_sourcelink);
1.125 foxr 1139: $r->print('<td>'."<a href=\"javascript:openWindow('"
1140: .$quotable_sourcelink.
1.152 albertel 1141: "', 'previewsource', '700', '700', 'no', 'yes','yes');\"".
1.181 bisitz 1142: " target=\"_self\">".&mt('Source Code')."</a> "."</td>\n");
1.110 albertel 1143: } else { #A cuddled else. :P
1.111 www 1144: $r->print("<td> </td>\n");
1.110 albertel 1145: }
1.109 taceyjo1 1146: }
1.111 www 1147: if ($hash{'display_attrs_11'} == 1) {
1148: # links
1.117 www 1149: &dynmetaread($filelink);
1.113 www 1150: $r->print('<td>');
1.148 www 1151: &coursecontext($r,$filelink);
1.196 droeschl 1152: for (qw(goto_list comefrom_list sequsage_list dependencies course_list)) {
1153: dynmetaprint($r,$filelink,$_);
1154: }
1.113 www 1155: $r->print('</td>');
1.114 www 1156: }
1.185 jms 1157:
1158:
1159:
1160: if ($hash{'display_attrs_7'} == 1) {
1.115 www 1161: # Show resource
1.140 www 1162: my $output=&showpreview($filelink);
1.200 droeschl 1163: $r->print('<td class="LC_fontsize_medium">'.($output eq '' ? ' ':$output).
1.115 www 1164: " </td>\n");
1.1 www 1165: }
1.185 jms 1166:
1167: if ($hash{'display_attrs_12'} == 1) {
1168: my $subject = &Apache::lonnet::metadata($filelink,'subject');
1169: $r->print('<td> '.($subject eq '' ? ' ' : $subject).
1170: " </td>\n");
1171: }
1172:
1.186 jms 1173: if ($hash{'display_attrs_13'} == 1) {
1174: my $notes = &Apache::lonnet::metadata($filelink,'notes');
1175: $r->print('<td> '.($notes eq '' ? ' ' : $notes).
1176: " </td>\n");
1177: }
1178:
1179: if ($hash{'display_attrs_14'} == 1) {
1180: my $abstract = &Apache::lonnet::metadata($filelink,'abstract');
1181: $r->print('<td> '.($abstract eq '' ? ' ' : $abstract).
1182: " </td>\n");
1183: }
1184:
1.193 jms 1185: if ($hash{'display_attrs_15'} == 1) {
1186: my $gradelevel = &Apache::lonnet::metadata($filelink,'gradelevel');
1187: $r->print('<td> '.($gradelevel eq '' ? ' ' : $gradelevel).
1188: " </td>\n");
1189: }
1190:
1.195 jms 1191: if ($hash{'display_attrs_16'} == 1) {
1192: my $standards = &Apache::lonnet::metadata($filelink,'standards');
1193: $r->print('<td> '.($standards eq '' ? ' ' : $standards).
1194: " </td>\n");
1195: }
1196:
1.185 jms 1197: $r->print(&Apache::loncommon::end_data_table_row());
1198: }
1199:
1200:
1.17 harris41 1201:
1.2 harris41 1202: # -- display directory
1.1 www 1203: if ($fnptr == $dirptr) {
1.2 harris41 1204: my $curdir = $startdir.$filecom[0].'/';
1.3 harris41 1205: my $anchor = $curdir;
1.162 albertel 1206: $anchor =~ s/\W//g;
1.182 bisitz 1207: #SB $r->print("<tr bgcolor=\"$fileclr\">$extrafield<td valign=$valign>");
1208: $r->print(&Apache::loncommon::start_data_table_row()); # SB: bgcolor suggestion: darkgrey ("LC_info_row"?!?)
1209: # $r->print('<tr class="LC_info_row">');
1.194 jms 1210: $r->print($extrafield.'<td class="LC_middle LC_nobreak">');
1.2 harris41 1211: &begin_form ($r,$curdir);
1.4 harris41 1212: my $indentm1 = $indent-1;
1.194 jms 1213: my $count = 0;
1214: while ($count < $indentm1) {
1.199 droeschl 1215: $r->print ('<img alt="" src="',$iconpath
1216: ,'whitespace_21.gif" class="LC_icon" />');
1.194 jms 1217: $count++;
1.1 www 1218: }
1.131 albertel 1219: $r->print ('<input type="hidden" name="acts" value="" />');
1.194 jms 1220: $r->print ('<a name="'.$anchor.'"></a>');
1.199 droeschl 1221: $r->print ('<a href="#" onclick="document.dirpath'.($dnum-1).'.submit()"><img src="'.$iconpath.
1.194 jms 1222: 'arrow.'.($nowOpen ? "open" : "closed" ).'.gif"');
1.199 droeschl 1223: $r->print (' alt="'.$msg.'" class="LC_fileicon" /></a>'.
1.17 harris41 1224: "\n");
1.128 foxr 1225: my $quotable_curdir = &Apache::loncommon::escape_single($curdir);
1.194 jms 1226:
1227: my $location = &Apache::loncommon::lonhttpdurl("/adm/lonIcons");
1228: my $icon = "navmap.folder.".($nowOpen ? "open":"closed").'.gif';
1.204 raeburn 1229: $r->print ('<a href="javascript:gothere('
1230: ."'$quotable_curdir'".');">'
1231: .'<img class="LC_fileicon" alt="'.&mt('Open Folder').'" src="'
1232: .$location.'/'.$icon.'" />'
1233: ."\n");
1.194 jms 1234: $r->print ("$listname</a></form></td>\n");
1.86 www 1235: # Attributes
1236: my $filelink = $startdir.$filecom[0].'/default';
1237:
1238: if ($hash{'display_attrs_0'} == 1) {
1.169 albertel 1239: my $title = &Apache::lonnet::gettitle($filelink);
1.86 www 1240: $r->print('<td> '.($title eq '' ? ' ' : $title).
1241: ' </td>'."\n");
1242: }
1.194 jms 1243: $r->print('<td class="LC_right"> ',
1.86 www 1244: $filecom[8]," </td>\n")
1245: if $hash{'display_attrs_1'} == 1;
1.194 jms 1246: $r->print('<td class="LC_break"> '.
1.181 bisitz 1247: (&Apache::lonlocal::locallocaltime($filecom[9]))." </td>\n")
1.86 www 1248: if $hash{'display_attrs_2'} == 1;
1.194 jms 1249: $r->print('<td class="LC_break"> '.
1.181 bisitz 1250: (&Apache::lonlocal::locallocaltime($filecom[10]))." </td>\n")
1.86 www 1251: if $hash{'display_attrs_3'} == 1;
1252:
1253: if ($hash{'display_attrs_4'} == 1) {
1254: my $author = &Apache::lonnet::metadata($filelink,'author');
1255: $r->print('<td> '.($author eq '' ? ' ' : $author).
1256: " </td>\n");
1257: }
1258: if ($hash{'display_attrs_5'} == 1) {
1259: my $keywords = &Apache::lonnet::metadata($filelink,'keywords');
1260: # $keywords = ' ' if (!$keywords);
1261: $r->print('<td> '.($keywords eq '' ? ' ' : $keywords).
1262: " </td>\n");
1263: }
1264: if ($hash{'display_attrs_6'} == 1) {
1265: my $lang = &Apache::lonnet::metadata($filelink,'language');
1266: $lang = &Apache::loncommon::languagedescription($lang);
1267: $r->print('<td> '.($lang eq '' ? ' ' : $lang).
1268: " </td>\n");
1269: }
1.185 jms 1270:
1.86 www 1271: if ($hash{'display_attrs_8'} == 1) {
1272: $r->print('<td> </td>');
1273: }
1.115 www 1274: if ($hash{'display_attrs_10'} == 1) {
1.109 taceyjo1 1275: $r->print('<td> </td>');
1276: }
1.185 jms 1277: if ($hash{'display_attrs_7'} == 1) {
1278: $r->print('<td> </td>');
1279: }
1280: if ($hash{'display_attrs_11'} == 1) {
1.111 www 1281: $r->print('<td> </td>');
1282: }
1.185 jms 1283: if ($hash{'display_attrs_12'} == 1) {
1284: my $subject = &Apache::lonnet::metadata($filelink,'subject');
1285: $r->print('<td> '.($subject eq '' ? ' ' : $subject).
1286: " </td>\n");
1287: }
1.186 jms 1288: if ($hash{'display_attrs_13'} == 1) {
1289: my $notes = &Apache::lonnet::metadata($filelink,'notes');
1290: $r->print('<td> '.($notes eq '' ? ' ' : $notes).
1291: " </td>\n");
1292: }
1293:
1294: if ($hash{'display_attrs_14'} == 1) {
1295: my $abstract = &Apache::lonnet::metadata($filelink,'abstract');
1296: $r->print('<td> '.($abstract eq '' ? ' ' : $abstract).
1297: " </td>\n");
1298: }
1.185 jms 1299:
1.193 jms 1300: if ($hash{'display_attrs_15'} == 1) {
1301: my $gradelevel = &Apache::lonnet::metadata($filelink,'gradelevel');
1302: $r->print('<td> '.($gradelevel eq '' ? ' ' : $gradelevel).
1303: " </td>\n");
1304: }
1305:
1.195 jms 1306: if ($hash{'display_attrs_16'} == 1) {
1307: my $standards = &Apache::lonnet::metadata($filelink,'standards');
1308: $r->print('<td> '.($standards eq '' ? ' ' : $standards).
1309: " </td>\n");
1310: }
1311:
1312:
1.185 jms 1313: $r->print(&Apache::loncommon::end_data_table_row());
1.1 www 1314: }
1.2 harris41 1315:
1.1 www 1316: }
1317:
1.148 www 1318: sub coursecontext {
1319: my ($r,$filelink)=@_;
1320: my $filesymb=&Apache::lonnet::symbread($filelink);
1321: if ($filesymb) {
1322: my ($map,$index,$resource)=&Apache::lonnet::decode_symb($filesymb);
1323: $r->print(&mt('Already in this course:<br />[_1] in folder/map [_2].<br />',
1324: &Apache::lonnet::gettitle($resource),
1325: &Apache::lonnet::gettitle($map)));
1326: }
1327: }
1328:
1.140 www 1329: sub showpreview {
1330: my ($filelink)=@_;
1.151 albertel 1331: if ($filelink=~m-^(/ext/|http://)-) {
1.150 www 1332: return &mt('External Resource, preview not enabled');
1333: }
1.140 www 1334: my ($curfext)=($filelink=~/\.(\w+)$/);
1335: my $output='';
1336: my $embstyle=&Apache::loncommon::fileembstyle($curfext);
1337: if ($embstyle eq 'ssi') {
1338: my $cache=$Apache::lonnet::perlvar{'lonDocRoot'}.$filelink.
1339: '.tmp';
1340: if ((!$env{'form.updatedisplay'}) &&
1341: (-e $cache)) {
1342: open(FH,$cache);
1343: $output=join("\n",<FH>);
1344: close(FH);
1345: } else {
1.147 www 1346: # In update display mode, remove old cache. This is done to retroactively
1347: # clean up course context renderings.
1348: if (-e $cache) {
1349: unlink($cache);
1350: }
1.140 www 1351: $output=&Apache::lonnet::ssi_body($filelink);
1.146 www 1352: # Is access denied? Don't render, don't store
1.140 www 1353: if ($output=~/LONCAPAACCESSCONTROLERRORSCREEN/s) {
1354: $output='';
1.146 www 1355: # Was this rendered in course content? Don't store
1356: } elsif (!&Apache::lonnet::symbread($filelink)) {
1.140 www 1357: open(FH,">$cache");
1358: print FH $output;
1359: close(FH);
1360: }
1361: }
1362: } elsif ($embstyle eq 'img') {
1.152 albertel 1363: $output='<img alt="'.&mt('Preview').'" src="'.$filelink.'" />';
1.154 albertel 1364: } elsif ($filelink=~m{^/res/($match_domain)/($match_username)/}) {
1.152 albertel 1365: $output='<img alt="'.&mt('Preview').'" src="http://'.
1.157 albertel 1366: &Apache::lonnet::hostname(&Apache::lonnet::homeserver($2,$1)).
1.140 www 1367: '/cgi-bin/thumbnail.gif?url='.$filelink.'" />';
1368: }
1369: return $output;
1370: }
1371:
1.113 www 1372: sub dynmetaprint {
1373: my ($r,$filelink,$item)=@_;
1374: if ($dynhash{$filelink}->{$item}) {
1.114 www 1375: $r->print("\n<br />".$fieldnames{$item}.': '.
1.113 www 1376: &Apache::lonmeta::prettyprint($item,
1377: $dynhash{$filelink}->{$item},
1.145 www 1378: (($env{'form.catalogmode'} ne 'import')?'preview':''),
1.113 www 1379: '',
1.145 www 1380: (($env{'form.catalogmode'} eq 'import')?'document.forms.fileattr':''),1));
1.113 www 1381: }
1382: }
1383:
1.14 harris41 1384: # ------------------- prints the beginning of a form for directory or file link
1.1 www 1385: sub begin_form {
1386: my ($r,$uri) = @_;
1.3 harris41 1387: my $anchor = $uri;
1.162 albertel 1388: $anchor =~ s/\W//g;
1389: $uri=&Apache::loncommon::escape_single($uri);
1.17 harris41 1390: $r->print ('<form method="post" name="dirpath'.$dnum.'" action="'.$uri.
1391: '#'.$anchor.
1.199 droeschl 1392: '" onsubmit="return rep_dirpath(\''.$dnum.'\''.
1.17 harris41 1393: ',document.forms.fileattr.acts.value)" '.
1.16 harris41 1394: 'enctype="application/x-www-form-urlencoded">'."\n");
1.131 albertel 1395: $r->print ('<input type="hidden" name="openuri" value="'.$uri.'" />'.
1.17 harris41 1396: "\n");
1.131 albertel 1397: $r->print ('<input type="hidden" name="dirPointer" value="on" />'."\n");
1.170 albertel 1398: $r->print(&Apache::loncommon::inhibit_menu_check('input'));
1.16 harris41 1399: $dnum++;
1.17 harris41 1400: }
1401:
1402: # --------- settings whenever the user causes the indexer window to be launched
1403: sub start_fresh_session {
1.149 albertel 1404: my ($hash) = @_;
1405: delete $hash->{'form.catalogmode'};
1406: delete $hash->{'form.mode'};
1407: delete $hash->{'form.form'};
1408: delete $hash->{'form.element'};
1409: delete $hash->{'form.omit'};
1410: delete $hash->{'form.only'};
1411: foreach (keys %{$hash}) {
1412: delete $hash->{$_} if (/^(pre_|store)/);
1.27 harris41 1413: }
1.1 www 1414: }
1415:
1.35 matthew 1416: # ------------------------------------------------------------------- setvalues
1417: sub setvalues {
1418: # setvalues is used in registerurl to synchronize the database
1419: # hash and environment hashes
1420: my ($H1,$h1key,$H2,$h2key) =@_;
1421: #
1422: if (exists $H2->{$h2key}) {
1423: $H1->{$h1key} = $H2->{$h2key};
1424: } elsif (exists $H1->{$h1key}) {
1425: $H2->{$h2key} = $H1->{$h1key};
1426: }
1427: }
1428:
1.1 www 1429: 1;
1.54 www 1430:
1431: sub cleanup {
1.55 www 1432: if (tied(%hash)){
1433: &Apache::lonnet::logthis('Cleanup indexer: hash');
1434: }
1.138 albertel 1435: return OK;
1.54 www 1436: }
1.23 harris41 1437:
1.126 foxr 1438:
1439:
1440:
1441:
1.23 harris41 1442: =head1 NAME
1443:
1444: Apache::lonindexer - mod_perl module for cross server filesystem browsing
1445:
1446: =head1 SYNOPSIS
1447:
1448: Invoked by /etc/httpd/conf/srm.conf:
1449:
1450: <LocationMatch "^/res.*/$">
1451: SetHandler perl-script
1452: PerlHandler Apache::lonindexer
1453: </LocationMatch>
1454:
1455: =head1 INTRODUCTION
1456:
1457: This module enables a scheme of browsing across a cross server.
1458:
1459: This is part of the LearningOnline Network with CAPA project
1460: described at http://www.lon-capa.org.
1461:
1462: =head1 BEGIN SUBROUTINE
1463:
1464: This routine is only run once after compilation.
1465:
1466: =over 4
1467:
1468: =item *
1469:
1470: Initializes %language hash table.
1471:
1472: =back
1473:
1474: =head1 HANDLER SUBROUTINE
1475:
1476: This routine is called by Apache and mod_perl.
1477:
1478: =over 4
1479:
1480: =item *
1481:
1482: read in machine configuration variables
1483:
1484: =item *
1485:
1486: see if called from an interactive mode
1487:
1488: =item *
1489:
1490: refresh environment with user database values (in %hash)
1491:
1492: =item *
1493:
1494: define extra fields and buttons in case of special mode
1495:
1496: =item *
1497:
1498: set catalogmodefunctions to have extra needed javascript functionality
1499:
1500: =item *
1501:
1502: print header
1503:
1504: =item *
1505:
1506: evaluate actions from previous page (both cumulatively and chronologically)
1507:
1508: =item *
1509:
1510: output title
1511:
1512: =item *
1513:
1514: get state of file attributes to be showing
1515:
1516: =item *
1517:
1518: output state of file attributes to be showing
1519:
1520: =item *
1521:
1522: output starting row to the indexed file/directory hierarchy
1523:
1524: =item *
1525:
1526: read in what directories have previously been set to "open"
1527:
1528: =item *
1529:
1530: if not at top level, provide an uplink arrow
1531:
1532: =item *
1533:
1534: recursively go through all the directories and output as appropriate
1535:
1536: =item *
1537:
1538: information useful for group import
1539:
1540: =item *
1541:
1542: end the tables
1543:
1544: =item *
1545:
1546: end the output and return
1547:
1548: =back
1549:
1550: =head1 OTHER SUBROUTINES
1551:
1552: =over 4
1553:
1554: =item *
1555:
1556: scanDir - recursive scan of a directory
1557:
1558: =item *
1559:
1560: get_list - get complete matched list based on the uri (returns an array)
1561:
1562: =item *
1563:
1564: match_ext - filters out files based on extensions (returns an array)
1565:
1566: =item *
1567:
1568: display_line - displays one line in appropriate table format
1569:
1570: =item *
1571:
1572: begin_form - prints the beginning of a form for directory or file link
1573:
1574: =item *
1575:
1576: start_fresh_session - settings whenever the user causes the indexer window
1577: to be launched
1578:
1579: =back
1580:
1581: =cut
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