Annotation of loncom/interface/lonindexer.pm, revision 1.181.4.1
1.1 www 1: # The LearningOnline Network with CAPA
1.24 harris41 2: # Directory Indexer
3: #
1.181.4.1! raeburn 4: # $Id: lonindexer.pm,v 1.181 2008/08/01 14:53:42 bisitz 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:
1.7 harris41 107: 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') {
1.15 harris41 180: $extrafield='<td bgcolor="'.$fileclr.'" valign="bottom">'.
1.152 albertel 181: '<img alt="" src="'.$iconpath.'whitespace1.gif"'.
1.162 albertel 182: ' class="LC_icon" /></td>';
1.15 harris41 183: $colspan=" colspan='2' ";
1.77 www 184: my $cl=&mt('Close');
1.15 harris41 185: $closebutton=<<END;
1.131 albertel 186: <input type="button" name="close" value='$cl' onClick="self.close()" />
1.7 harris41 187: END
1.16 harris41 188: }
1.145 www 189: elsif ($env{'form.catalogmode'} eq 'import') {
1.15 harris41 190: $extrafield='<td bgcolor="'.$fileclr.'" valign="bottom">'.
1.152 albertel 191: '<img alt="" src="'.$iconpath.'whitespace1.gif"'.
1.162 albertel 192: ' class="LC_icon" /></td>';
1.15 harris41 193: $colspan=" colspan='2' ";
1.77 www 194: my $cl=&mt('Close');
1.123 matthew 195: my $gi=&mt('Import');
1.15 harris41 196: $closebutton=<<END;
1.131 albertel 197: <input type="button" name="close" value='$cl' onClick="self.close()" />
1.7 harris41 198: END
1.15 harris41 199: $groupimportbutton=<<END;
1.77 www 200: <input type="button" name="groupimport" value='$gi'
1.131 albertel 201: onClick="javascript:select_group()" />
1.7 harris41 202: END
1.15 harris41 203: }
1.35 matthew 204: # Additions made by Matthew to make the browser a little easier to deal
205: # with in the future.
206: #
207: # $mode (at this time) indicates if we are in edit mode.
208: # $form is the name of the form that the URL is placed when the
209: # selection is made.
210: # $element is the name of the element in $formname which receives
211: # the URL.
1.91 taceyjo1 212: #&Apache::lonxml::debug('Checking mode, form, element');
1.133 albertel 213: &setvalues(\%hash,'form.mode' ,\%env,'form.mode' );
214: &setvalues(\%hash,'form.form' ,\%env,'form.form' );
215: &setvalues(\%hash,'form.element' ,\%env,'form.element');
216: &setvalues(\%hash,'form.titleelement',\%env,'form.titleelement');
217: &setvalues(\%hash,'form.only' ,\%env,'form.only' );
218: &setvalues(\%hash,'form.omit' ,\%env,'form.omit' );
1.35 matthew 219:
1.40 matthew 220: # Deal with 'omit' and 'only'
1.133 albertel 221: if (exists $env{'form.omit'}) {
222: @Omit = split(',',$env{'form.omit'});
1.40 matthew 223: }
1.133 albertel 224: if (exists $env{'form.only'}) {
225: @Only = split(',',$env{'form.only'});
1.40 matthew 226: }
227:
1.133 albertel 228: my $mode = $env{'form.mode'};
1.79 albertel 229: my ($form,$element,$titleelement);
1.39 matthew 230: if ($mode eq 'edit' || $mode eq 'parmset') {
1.133 albertel 231: $form = $env{'form.form'};
232: $element = $env{'form.element'};
233: $titleelement = $env{'form.titleelement'};
1.35 matthew 234: }
1.90 taceyjo1 235: #&Apache::lonxml::debug("mode=$mode form=$form element=$element titleelement=$titleelement");
1.17 harris41 236: # ------ set catalogmodefunctions to have extra needed javascript functionality
1.15 harris41 237: my $catalogmodefunctions='';
1.133 albertel 238: if ($env{'form.catalogmode'} eq 'interactive' or
1.145 www 239: $env{'form.catalogmode'} eq 'import') {
1.35 matthew 240: # The if statement below sets us up to use the old version
241: # by default (ie. if $mode is undefined). This is the easy
242: # way out. Hopefully in the future I'll find a way to get
243: # the calls dealt with in a more comprehensive manner.
1.41 www 244:
245: #
246: # There is now also mode "simple", which is for the simple version of the rat
247: #
248: #
1.39 matthew 249: if (!defined($mode) || ($mode ne 'edit' && $mode ne 'parmset')) {
1.170 albertel 250: my $location = "/adm/groupsort?&inhibitmenu=yes&catalogmode=import&";
1.41 www 251: $location .= "mode=".$mode."&";
1.40 matthew 252: $location .= "acts=";
1.35 matthew 253: $catalogmodefunctions=<<"END";
1.108 albertel 254: function select_data(url) {
1.7 harris41 255: changeURL(url);
1.8 harris41 256: self.close();
257: }
258: function select_group() {
1.40 matthew 259: window.location="$location"+document.forms.fileattr.acts.value;
1.16 harris41 260: }
1.35 matthew 261: function changeURL(val) {
262: if (opener.inf) {
263: if (opener.inf.document.forms.resinfo.elements.u) {
264: opener.inf.document.forms.resinfo.elements.u.value=val;
265: }
1.7 harris41 266: }
267: }
1.35 matthew 268: END
1.39 matthew 269: } elsif ($mode eq 'edit') { # we are in 'edit' mode
1.40 matthew 270: my $location = "/adm/groupsort?catalogmode=interactive&";
271: $location .= "form=$form&element=$element&mode=edit&acts=";
1.35 matthew 272: $catalogmodefunctions=<<END;
273: // mode = $mode
1.108 albertel 274: function select_data(url) {
275: var location = "/res/?launch=2&form=$form&element=$element&titleelement=$titleelement&acts=" + url;
1.105 taceyjo1 276: window.location=location;
1.173 banghart 277: if (window.opener.document.forms["$form"].elements["$element"].value != url) {
278: window.opener.unClean();
279: }
1.35 matthew 280: }
281: function select_group() {
1.40 matthew 282: window.location="$location"+document.forms.fileattr.acts.value;
1.35 matthew 283: }
284:
1.7 harris41 285: function changeURL(val) {
1.35 matthew 286: if (window.opener.document) {
287: window.opener.document.forms["$form"].elements["$element"].value=val;
288: } else {
289: alert("The file you selected is: "+val);
1.7 harris41 290: }
291: }
292: END
1.79 albertel 293: if (!$titleelement) {
294: $catalogmodefunctions.='function changeTitle(val) {}';
295: } else {
296: $catalogmodefunctions.=<<END;
297: function changeTitle(val) {
298: if (window.opener.document) {
299: window.opener.document.forms["$form"].elements["$titleelement"].value=val;
300: } else {
301: alert("The title of the file you selected is: "+val);
302: }
303: }
304: END
305: }
1.39 matthew 306: } elsif ($mode eq 'parmset') {
1.40 matthew 307: my $location = "/adm/groupsort?catalogmode=interactive&";
308: $location .= "form=$form&element=$element&mode=parmset&acts=";
1.39 matthew 309: $catalogmodefunctions=<<END;
310: // mode = $mode
1.108 albertel 311: function select_data(url) {
1.39 matthew 312: changeURL(url);
313: self.close();
314: }
315:
316: function select_group() {
1.40 matthew 317: window.location="$location"+document.forms.fileattr.acts.value;
1.39 matthew 318: }
319:
320: function changeURL(val) {
321: if (window.opener.document) {
322: var elementname = "$element"+"_value";
323: var checkboxname = "$element"+"_setparmval";
324: window.opener.document.forms["$form"].elements[elementname].value=val;
325: window.opener.document.forms["$form"].elements[checkboxname].checked=true;
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">
1.175 banghart 362: $catalogmodefunctions;
363: function update_only(field) {
364: alert(field.name);
365: }
1.163 banghart 366: function checkAll() {
1.160 banghart 367: var numForms = document.forms.length;
368: for (i=0;i<numForms;i++) {
369: var numElements = document.forms[i].elements.length;
370: for (j=0;j<numElements;j++){
1.163 banghart 371: var fieldName = document.forms[i].elements[j].name;
372: if (fieldName == 'filelink') {
373: document.forms[i].elements[j].checked = true;
1.168 banghart 374: queue(document.forms[i].name);
1.163 banghart 375: }
376: }
377: }
378: }
379: function uncheckAll() {
380: var numForms = document.forms.length;
381: for (i=0;i<numForms;i++) {
382: var numElements = document.forms[i].elements.length;
383: for (j=0;j<numElements;j++){
384: var fieldName = document.forms[i].elements[j].name;
385: if (fieldName == 'filelink') {
386: document.forms[i].elements[j].checked = false;
1.168 banghart 387: queue(document.forms[i].name);
1.160 banghart 388: }
389: }
390: }
391: }
1.69 www 392: function openWindow(url, wdwName, w, h, toolbar,scrollbar,locationbar) {
1.71 ng 393: var xpos = (screen.width-w)/2;
394: xpos = (xpos < 0) ? '0' : xpos;
395: var ypos = (screen.height-h)/2-30;
396: ypos = (ypos < 0) ? '0' : ypos;
397: var options = "width=" + w + ",height=" + h + ",screenx="+xpos+",screeny="+ypos+",";
1.2 harris41 398: options += "resizable=yes,scrollbars="+scrollbar+",status=no,";
1.69 www 399: options += "menubar=no,toolbar="+toolbar+",location="+locationbar+",directories=no";
1.2 harris41 400: var newWin = window.open(url, wdwName, options);
401: newWin.focus();
402: }
1.16 harris41 403: function gothere(val) {
1.170 albertel 404: window.location=val+'?acts='+document.forms.fileattr.acts.value$inhibit_menu;
1.16 harris41 405: }
1.14 harris41 406: </script>
1.141 albertel 407: ENDHEADER
1.3 harris41 408:
1.154 albertel 409: my ($headerdom)=($uri=~m{^/res/($match_domain)/});
1.141 albertel 410: $r->print(&Apache::loncommon::start_page('Browse Resources',$js,
411: {'domain' => $headerdom,}));
1.175 banghart 412: # ---------------------------------- get state of file types to be showing
413: if ($env{'form.only'}) {
1.176 banghart 414: $typeselect = $env{'form.only'};
1.175 banghart 415: } else {
1.176 banghart 416: $typeselect = '';
1.175 banghart 417: }
418:
1.23 harris41 419: # ---------------------------------- get state of file attributes to be showing
1.133 albertel 420: if ($env{'form.attrs'}) {
1.181.4.1! raeburn 421: for (my $i=0; $i<=16; $i++) {
1.6 harris41 422: delete $hash{'display_attrs_'.$i};
1.133 albertel 423: if ($env{'form.attr'.$i} == 1) {
1.45 ng 424: $attrchk[$i] = 'checked';
1.6 harris41 425: $hash{'display_attrs_'.$i} = 1;
426: }
427: }
428: } else {
1.181.4.1! raeburn 429: for (my $i=0; $i<=16; $i++) {
1.45 ng 430: $attrchk[$i] = 'checked' if $hash{'display_attrs_'.$i} == 1;
1.6 harris41 431: }
432: }
1.87 www 433:
1.23 harris41 434: # ------------------------------- output state of file attributes to be showing
1.71 ng 435: # All versions has to the last item
436: # since it does not take an extra col
1.77 www 437: my %lt=&Apache::lonlocal::texthash(
438: 'ti' => 'Title',
439: 'si' => 'Size',
440: 'la' => 'Last access',
441: 'lm' => 'Last modified',
442: 'st' => 'Statistics',
443: 'au' => 'Author',
444: 'kw' => 'Keywords',
1.181.4.1! raeburn 445: 'sb' => 'Subject',
! 446: 'nt' => 'Notes',
! 447: 'ab' => 'Abstract',
1.78 www 448: 'ln' => 'Language',
1.181.4.1! raeburn 449: 'gl' => 'Grade Level',
! 450: 'sd' => 'Standards',
1.109 taceyjo1 451: 'sa' => 'Source Available',
1.77 www 452: 'sr' => 'Show resource',
1.111 www 453: 'li' => 'Linked/Related Resources',
1.77 www 454: 'av' => 'All versions',
1.174 banghart 455: 'ud' => 'Update Display',
456: 'pr' => 'Problems',
457: 'gr' => 'Graphics',
1.181.4.1! raeburn 458: 'at' => 'All types',
! 459: 'hd' => 'Display Options',
1.77 www 460: );
1.15 harris41 461: $r->print(<<END);
1.181.4.1! raeburn 462: <fieldset>
! 463: <legend>$lt{'hd'}</legend>
1.17 harris41 464: <form method="post" name="fileattr" action="$uri"
465: enctype="application/x-www-form-urlencoded">
1.124 matthew 466: <label><input type="checkbox" name="attr9" value="1" $attrchk[9] onClick="this.form.submit();" /> $lt{'av'}</label>
1.115 www 467: <table border="0">
468: <tr>
1.124 matthew 469: <td><label><input type="checkbox" name="attr0" value="1" $attrchk[0] onClick="this.form.submit();" /> $lt{'ti'}</label></td>
470: <td><label><input type="checkbox" name="attr4" value="1" $attrchk[4] onClick="this.form.submit();" /> $lt{'au'}</label></td>
471: <td><label><input type="checkbox" name="attr5" value="1" $attrchk[5] onClick="this.form.submit();" /> $lt{'kw'}</label></td>
472: <td><label><input type="checkbox" name="attr6" value="1" $attrchk[6] onClick="this.form.submit();" /> $lt{'ln'}</label></td>
1.181.4.1! raeburn 473: <td><label><input type="checkbox" name="attr13" value="1" $attrchk[13] onClick="this.form.submit();" /> $lt{'nt'}</label></td>
! 474: <td><label><input type="checkbox" name="attr16" value="1" $attrchk[16] onClick="this.form.submit();" /> $lt{'sd'}</label></td>
1.115 www 475: </tr>
476: <tr>
1.124 matthew 477: <td><label><input type="checkbox" name="attr1" value="1" $attrchk[1] onClick="this.form.submit();" /> $lt{'si'}</label></td>
478: <td><label><input type="checkbox" name="attr2" value="1" $attrchk[2] onClick="this.form.submit();" /> $lt{'la'}</label></td>
479: <td><label><input type="checkbox" name="attr3" value="1" $attrchk[3] onClick="this.form.submit();" /> $lt{'lm'}</label></td>
480: <td><label><input type="checkbox" name="attr10" value="1" $attrchk[10] onClick="this.form.submit();" /> $lt{'sa'}</label></td>
1.181.4.1! raeburn 481: <td><label><input type="checkbox" name="attr14" value="1" $attrchk[14] onClick="this.form.submit();" /> $lt{'ab'}</label></td>
! 482: <td> </td>
1.115 www 483: </tr>
484: <tr>
1.124 matthew 485: <td><label><input type="checkbox" name="attr8" value="1" $attrchk[8] onClick="this.form.submit();" /> $lt{'st'}</label></td>
486: <td><label><input type="checkbox" name="attr11" value="1" $attrchk[11] onClick="this.form.submit();" /> $lt{'li'}</label></td>
487: <td><label><input type="checkbox" name="attr7" value="1" $attrchk[7] onClick="this.form.submit();" /> $lt{'sr'}</label></td>
1.181.4.1! raeburn 488: <td><label><input type="checkbox" name="attr12" value="1" $attrchk[12] onClick="this.form.submit();" /> $lt{'sb'}</label></td>
! 489: <td><label><input type="checkbox" name="attr15" value="1" $attrchk[15] onClick="this.form.submit();" /> $lt{'gl'}</label></td>
1.115 www 490: <td> </td>
491: </tr>
492: </table>
1.87 www 493: <input type="hidden" name="attrs" value="1" />
1.176 banghart 494: END
1.178 albertel 495: my @file_categories = &Apache::loncommon::filecategories();
496: my %select_file_categories;
497: my @select_form_order = ('');
1.179 banghart 498: $select_file_categories{''} = &mt('All file types');
1.178 albertel 499: foreach my $cat (@file_categories) {
500: my $types = join(",",&Apache::loncommon::filecategorytypes($cat));
501: $select_file_categories{$types} = $cat;
502: push(@select_form_order,$types);
503: }
504: $select_file_categories{'select_form_order'} = \@select_form_order;
505: my $type_element=
506: &Apache::loncommon::select_form($typeselect,'only',
507: %select_file_categories);
508: $type_element = '<label>'.&mt('File Type Displayed: [_1]',
509: $type_element).'</label>';
1.181.4.1! raeburn 510: $r->print($type_element
! 511: .'</fieldset>');
1.178 albertel 512: $r->print(<<END);
1.174 banghart 513: <br />
1.87 www 514: <input type="submit" name="updatedisplay" value="$lt{'ud'}" />
1.16 harris41 515: <input type="hidden" name="acts" value="" />
1.87 www 516: $closebutton $groupimportbutton
1.1 www 517: END
1.170 albertel 518: $r->print(&Apache::loncommon::inhibit_menu_check('input'));
1.178 albertel 519:
1.97 www 520: # -------------- Filter out sequence containment in crumbs and "recent folders"
521: my $storeuri=$uri;
522: $storeuri='/'.(split(/\.(page|sequence)\/\//,$uri))[-1];
523: $storeuri=~s/\/+/\//g;
1.82 www 524: # ---------------------------------------------------------------- Bread crumbs
1.97 www 525: $r->print(&Apache::lonhtmlcommon::crumbs($storeuri,'','',
1.145 www 526: (($env{'form.catalogmode'} eq 'import')?
1.87 www 527: 'document.forms.fileattr':'')).
528: &Apache::lonhtmlcommon::select_recent('residx','resrecent',
1.128 foxr 529: '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();'));
1.100 www 530: # -------------------------------------------------------- Resource Home Button
1.133 albertel 531: my $reshome=$env{'course.'.$env{'request.course.id'}.'.reshome'};
1.100 www 532: if ($reshome) {
533: $r->print("<font size='+2'><a href='");
1.145 www 534: if ($env{'form.catalogmode'} eq 'import') {
1.170 albertel 535: $r->print('javascript:document.forms.fileattr.action="'.&Apache::loncommon::inhibit_menu_check($reshome).'";document.forms.fileattr.submit();');
1.100 www 536: } else {
537: $r->print($reshome);
538: }
539: $r->print("'>".&mt('Home').'</a></font>');
540: }
541: $r->print('</form>');
1.85 www 542: # ------------------------------------------------------ Remember where we were
1.97 www 543: &Apache::loncommon::storeresurl($storeuri);
544: &Apache::lonhtmlcommon::store_recent('residx',$storeuri,$storeuri);
1.163 banghart 545: # -------------------------------------------------- Check All and Uncheck all
1.171 albertel 546: if ($env{'form.catalogmode'} eq 'import') {
547: $r->print('<br /><input type="button" value="'.&mt("Check All").'" id="checkallbutton" onClick="javascript:checkAll()" />');
548: $r->print('<input type="button" value="'.&mt("Uncheck All").'" id="uncheckallbutton" onClick="javascript:uncheckAll()" />');
549: }
1.23 harris41 550: # ----------------- output starting row to the indexed file/directory hierarchy
1.15 harris41 551: my $titleclr="#ddffff";
1.129 albertel 552: #$r->print(&initdebug());
553: #$r->print(&writedebug("Omit:@Omit")) if (@Omit);
554: #$r->print(&writedebug("Only:@Only")) if (@Only);
555: $r->print('<table width="100%" border="0"><tr><td bgcolor="#777777">'."\n");
556: $r->print('<table width="100%" border="0"><tr bgcolor="'.$titleclr.'">'."\n");
1.77 www 557: $r->print("<td $colspan><b>".&mt('Name')."</b></td>\n");
558: $r->print("<td><b>".&mt('Title')."</b></td>\n")
1.45 ng 559: if ($hash{'display_attrs_0'} == 1);
1.77 www 560: $r->print("<td align=right><b>".&mt("Size")." (".&mt("bytes").") ".
1.45 ng 561: "</b></td>\n") if ($hash{'display_attrs_1'} == 1);
1.77 www 562: $r->print("<td><b>".&mt("Last accessed")."</b></td>\n")
1.17 harris41 563: if ($hash{'display_attrs_2'} == 1);
1.77 www 564: $r->print("<td><b>".&mt("Last modified")."</b></td>\n")
1.17 harris41 565: if ($hash{'display_attrs_3'} == 1);
1.77 www 566: $r->print("<td><b>".&mt("Author(s)")."</b></td>\n")
1.17 harris41 567: if ($hash{'display_attrs_4'} == 1);
1.77 www 568: $r->print("<td><b>".&mt("Keywords")."</b></td>\n")
1.17 harris41 569: if ($hash{'display_attrs_5'} == 1);
1.77 www 570: $r->print("<td><b>".&mt("Language")."</b></td>\n")
1.45 ng 571: if ($hash{'display_attrs_6'} == 1);
1.77 www 572: $r->print("<td><b>".&mt("Usage Statistics")." <br />(".
1.120 matthew 573: &mt("Courses/Network Hits").")</b> ".&mt('updated periodically')."</td>\n")
1.70 ng 574: if ($hash{'display_attrs_8'} == 1);
1.109 taceyjo1 575: $r->print("<td><b>".&mt("Source Available")."</b></td>\n")
576: if ($hash{'display_attrs_10'} == 1);
1.111 www 577: $r->print("<td><b>".&mt("Linked/Related Resources")."</b></td>\n")
578: if ($hash{'display_attrs_11'} == 1);
1.115 www 579: $r->print("<td><b>".&mt("Resource")."</b></td>\n")
580: if ($hash{'display_attrs_7'} == 1);
1.181.4.1! raeburn 581: $r->print("<th>".&mt("Subject")."</th>\n")
! 582: if ($hash{'display_attrs_12'} == 1);
! 583: $r->print("<th>".&mt("Notes")."</th>\n")
! 584: if ($hash{'display_attrs_13'} == 1);
! 585: $r->print("<th>".&mt("Abstract")."</th>\n")
! 586: if ($hash{'display_attrs_14'} == 1);
! 587: $r->print("<th>".&mt("Grade Level")."</th>\n")
! 588: if ($hash{'display_attrs_15'} == 1);
! 589: $r->print("<th>".&mt("Standards")."</th>\n")
! 590: if ($hash{'display_attrs_16'} == 1);
1.45 ng 591: $r->print('</tr>');
1.5 harris41 592:
1.23 harris41 593: # ----------------- read in what directories have previously been set to "open"
1.27 harris41 594: foreach (keys %hash) {
1.4 harris41 595: if ($_ =~ /^diropen_status_/) {
596: my $key = $_;
597: $key =~ s/^diropen_status_//;
598: $dirs{$key} = $hash{$_};
599: }
1.27 harris41 600: }
1.4 harris41 601:
1.133 albertel 602: if ($env{'form.openuri'}) { # take care of review and refresh options
603: my $uri=$env{'form.openuri'};
1.4 harris41 604: if (exists($hash{'diropen_status_'.$uri})) {
605: my $cursta = $hash{'diropen_status_'.$uri};
1.2 harris41 606: $dirs{$uri} = 'open';
1.4 harris41 607: $hash{'diropen_status_'.$uri} = 'open';
608: if ($cursta eq 'open') {
609: $dirs{$uri} = 'closed';
610: $hash{'diropen_status_'.$uri} = 'closed';
611: }
1.2 harris41 612: } else {
1.4 harris41 613: $hash{'diropen_status_'.$uri} = 'open';
1.2 harris41 614: $dirs{$uri} = 'open';
615: }
616: }
1.12 ng 617:
618: my $toplevel;
1.13 ng 619: my $indent = 0;
1.12 ng 620: $uri = $uri.'/' if $uri !~ /.*\/$/;
1.17 harris41 621:
1.133 albertel 622: if ($env{'form.dirPointer'} ne 'on') {
1.88 www 623: $hash{'top.level'} = $uri;
624: $toplevel = $uri;
625: } else {
626: $toplevel = $hash{'top.level'};
627: }
1.17 harris41 628:
1.23 harris41 629: # -------------------------------- if not at top level, provide an uplink arrow
1.45 ng 630: if ($toplevel ne '/res/'){
1.13 ng 631: my (@uri_com) = split(/\//,$uri);
632: pop @uri_com;
633: my $upone = join('/',@uri_com);
634: my @list = qw (0);
635: &display_line ($r,'opened',$upone.'&viewOneUp',0,$upone,@list);
636: $indent = 1;
1.12 ng 637: }
1.17 harris41 638:
1.23 harris41 639: # -------- recursively go through all the directories and output as appropriate
1.16 harris41 640: &scanDir ($r,$toplevel,$indent,\%hash);
1.12 ng 641:
1.152 albertel 642:
643: # -------------------------------------------------------------- end the tables
644: $r->print('</table>');
1.23 harris41 645: # ---------------------------- embed hidden information useful for group import
1.152 albertel 646: $r->print("<form name='fnum' action=''>");
1.131 albertel 647: $r->print("<input type='hidden' name='fnum' value='$fnum' /></form>");
1.23 harris41 648: # -------------------------------------------------------------- end the tables
1.45 ng 649: $r->print('</td></tr></table>');
1.17 harris41 650:
1.23 harris41 651: # --------------------------------------------------- end the output and return
1.141 albertel 652: $r->print(&Apache::loncommon::end_page()."\n");
1.2 harris41 653: }
1.67 matthew 654: if(! $c->aborted()) {
1.87 www 655: # write back into the temporary file
1.68 albertel 656: my %dbfile;
1.67 matthew 657: if (tie(%dbfile,'GDBM_File',$diropendb,&GDBM_NEWDB(),0640)) {
658: while (my($key,$value) = each(%hash)) {
659: $dbfile{$key}=$value;
660: }
661: untie(%dbfile);
662: }
663: }
664:
1.1 www 665: return OK;
666: }
1.2 harris41 667:
1.17 harris41 668: # ----------------------------------------------- recursive scan of a directory
1.2 harris41 669: sub scanDir {
1.16 harris41 670: my ($r,$startdir,$indent,$hashref)=@_;
1.67 matthew 671: my $c = $r->connection();
1.3 harris41 672: my ($compuri,$curdir);
673: my $dirptr=16384;
1.90 taceyjo1 674: my $obs;
1.1 www 675: $indent++;
1.2 harris41 676: my %dupdirs = %dirs;
677: my @list=&get_list($r,$startdir);
678: foreach my $line (@list) {
1.67 matthew 679: return if ($c->aborted());
1.90 taceyjo1 680: #This is a kludge, sorry aboot this
1.92 taceyjo1 681: my ($strip,$dom,undef,$testdir,undef,undef,undef,undef,undef,undef,undef,undef,undef,undef,$obs,undef)=split(/\&/,$line,16);
1.90 taceyjo1 682: next if($strip =~ /.*\.meta$/ | $obs eq '1');
1.18 ng 683: my (@fileparts) = split(/\./,$strip);
1.70 ng 684: if ($hash{'display_attrs_9'} != 1) {
1.181 bisitz 685: # if not all versions to be shown
1.18 ng 686: if (scalar(@fileparts) >= 3) {
687: my $fext = pop @fileparts;
688: my $ov = pop @fileparts;
689: my $fname = join ('.',@fileparts,$fext);
1.75 albertel 690: next if (grep /\Q$fname\E/,@list and $ov =~ /^\d+$/);
1.18 ng 691: }
692: }
693:
1.45 ng 694: if ($dom eq 'domain') {
1.72 albertel 695: # dom list has full path /res/<domain name>/ already
696: $curdir='';
1.73 albertel 697: $compuri = (split(/\&/,$line))[0];
1.2 harris41 698: } else {
1.17 harris41 699: # user, dir & file have name only, i.e., w/o path
1.45 ng 700: $compuri = join('',$startdir,$strip,'/');
1.3 harris41 701: $curdir = $startdir;
1.2 harris41 702: }
1.45 ng 703: my $diropen = 'closed';
1.96 www 704: if (($dirptr&$testdir) or ($dom =~ /^(domain|user)$/) or ($compuri=~/\.(sequence|page)\/$/)) {
1.3 harris41 705: while (my ($key,$val)= each %dupdirs) {
1.5 harris41 706: if ($key eq $compuri and $val eq "open") {
1.11 ng 707: $diropen = "opened";
1.53 albertel 708: delete($dupdirs{$key});
709: delete($dirs{$key});
1.5 harris41 710: }
1.3 harris41 711: }
1.1 www 712: }
1.16 harris41 713: &display_line($r,$diropen,$line,$indent,$curdir,$hashref,@list);
1.45 ng 714: &scanDir ($r,$compuri,$indent) if $diropen eq 'opened';
1.1 www 715: }
716: $indent--;
717: }
718:
1.17 harris41 719: # --------------- get complete matched list based on the uri (returns an array)
1.1 www 720: sub get_list {
721: my ($r,$uri)=@_;
1.97 www 722: my @list=();
1.45 ng 723: (my $luri = $uri) =~ s/\//_/g;
1.133 albertel 724: if ($env{'form.updatedisplay'}) {
1.27 harris41 725: foreach (keys %hash) {
1.4 harris41 726: delete $hash{$_} if ($_ =~ /^dirlist_files_/);
1.121 albertel 727: delete $hash{$_} if ($_ =~ /^dirlist_timestamp_files_/);
1.87 www 728: }
1.2 harris41 729: }
730:
1.121 albertel 731: if (defined($hash{'dirlist_files_'.$luri}) &&
732: $hash{'dirlist_timestamp_files_'.$luri}+600 > (time)) {
1.4 harris41 733: @list = split(/\n/,$hash{'dirlist_files_'.$luri});
1.97 www 734: } elsif ($uri=~/\.(page|sequence)\/$/) {
1.94 www 735: # is a page or a sequence
1.97 www 736: $uri=~s/\/$//;
737: $uri='/'.(split(/\.(page|sequence)\/\//,$uri))[-1];
738: $uri=~s/\/+/\//g;
739: foreach (&Apache::lonsequence::attemptread(&Apache::lonnet::filelocation('',$uri))) {
740: my @ratpart=split(/\:/,$_);
1.156 albertel 741: push(@list,&LONCAPA::map::qtescape($ratpart[1]));
1.97 www 742: }
1.94 www 743: $hash{'dirlist_files_'.$luri} = join("\n",@list);
1.1 www 744: } else {
1.94 www 745: # is really a directory
1.4 harris41 746: @list = &Apache::lonnet::dirlist($uri);
1.87 www 747: $hash{'dirlist_files_'.$luri} = join("\n",@list);
1.121 albertel 748: $hash{'dirlist_timestamp_files_'.$luri} = time;
1.1 www 749: }
1.156 albertel 750: return @list=&match_ext($r,@list);
1.1 www 751: }
752:
1.112 www 753: sub dynmetaread {
754: my $uri=shift;
755: if (($hash{'display_attrs_8'}==1) || ($hash{'display_attrs_11'}==1)) {
1.117 www 756: # We don't want the filename
757: $uri=~s/\/[^\/]+$//;
758: # Did we already see this?
759: my $builddir=$uri;
760: while ($builddir) {
761: if ($dynread{$builddir}) {
762: return 0;
763: }
764: $builddir=~s/\/[^\/]+$//;
765: }
766: # Actually get the data
1.112 www 767: %dynhash=
1.143 www 768: (%dynhash,&Apache::lonmeta::get_dynamic_metadata_from_sql($uri.'/'));
1.117 www 769: # Remember that we got it
770: $dynread{$uri}=1;
1.112 www 771: }
772: }
773:
1.40 matthew 774: sub initdebug {
1.141 albertel 775: my $start_page=
776: &Apache::loncommon::start_page('Debug',undef,
777: {'only_body' => 1,});
778: $start_page =~ s/\n/ /g;
1.40 matthew 779: return <<ENDJS;
1.141 albertel 780: <script type="text/javascript">
1.40 matthew 781: var debugging = true;
782: if (debugging) {
783: var debuggingWindow = window.open('','Debug','width=400,height=300',true);
784: }
785:
786: function output(text) {
787: if (debugging) {
788: debuggingWindow.document.writeln(text);
789: }
790: }
1.141 albertel 791: output('$start_page<pre>');
1.40 matthew 792: </script>
793: ENDJS
794: }
795:
796: sub writedebug {
1.141 albertel 797: my ($text) = @_;
798: return "<script type=\"text/javascript\">output('$text');</script>";
1.40 matthew 799: }
800:
1.17 harris41 801: # -------------------- filters out files based on extensions (returns an array)
1.1 www 802: sub match_ext {
803: my ($r,@packlist)=@_;
804: my @trimlist;
805: my $nextline;
806: my @fileext;
807: my $dirptr=16384;
808:
1.2 harris41 809: foreach my $line (@packlist) {
810: chomp $line;
811: $line =~ s/^\/home\/httpd\/html//;
812: my @unpackline = split (/\&/,$line);
1.45 ng 813: next if ($unpackline[0] eq '.');
814: next if ($unpackline[0] eq '..');
1.2 harris41 815: my @filecom = split (/\./,$unpackline[0]);
816: my $fext = pop(@filecom);
1.96 www 817: my $fnptr = ($unpackline[3]&$dirptr) || ($fext=~/\.(page|sequence)$/);
1.2 harris41 818: if ($fnptr == 0 and $unpackline[3] ne "") {
1.28 harris41 819: my $embstyle = &Apache::loncommon::fileembstyle($fext);
1.25 matthew 820: push @trimlist,$line if (defined($embstyle) &&
1.32 harris41 821: ($embstyle ne 'hdn' or $fext eq 'meta'));
1.1 www 822: } else {
1.2 harris41 823: push @trimlist,$line;
1.1 www 824: }
825: }
1.80 albertel 826: @trimlist = sort {uc($a) cmp uc($b)} (@trimlist);
1.1 www 827: return @trimlist;
828: }
829:
1.17 harris41 830: # ------------------------------- displays one line in appropriate table format
1.23 harris41 831: sub display_line {
1.16 harris41 832: my ($r,$diropen,$line,$indent,$startdir,$hashref,@list)=@_;
1.53 albertel 833: my (@pathfn, $fndir);
1.97 www 834: # there could be relative paths (files actually belonging into this directory)
835: # or absolute paths (for example, from sequences)
836: my $absolute;
837: my $pathprefix;
1.107 albertel 838: if ($line=~m|^/res/| && $startdir ne '') {
1.97 www 839: $absolute=1;
840: $pathprefix='';
841: } else {
842: $absolute=0;
843: $pathprefix=$startdir;
844: }
1.1 www 845: my $dirptr=16384;
846: my $fileclr="#ffffe6";
1.45 ng 847: my $iconpath= $r->dir_config('lonIconsURL') . '/';
1.1 www 848:
849: my @filecom = split (/\&/,$line);
850: my @pathcom = split (/\//,$filecom[0]);
851: my $listname = $pathcom[scalar(@pathcom)-1];
852: my $fnptr = $filecom[3]&$dirptr;
1.77 www 853: my $msg = &mt('View').' '.$filecom[0].' '.&mt('resources');
854: $msg = &mt('Close').' '.$filecom[0].' '.&mt('directory') if $diropen eq 'opened';
1.1 www 855:
1.45 ng 856: my $tabtag='</td>';
1.1 www 857: my $i=0;
1.181.4.1! raeburn 858: while ($i<=16) {
1.45 ng 859: $tabtag=join('',$tabtag,"<td> </td>")
1.155 albertel 860: if ($i != 9 &&
861: $hash{'display_attrs_'.$i} == 1);
1.1 www 862: $i++;
863: }
1.63 ng 864: my $valign = ($hash{'display_attrs_7'} == 1 ? 'top' : 'bottom');
1.17 harris41 865:
866: # display uplink arrow
1.45 ng 867: if ($filecom[1] eq 'viewOneUp') {
1.98 www 868: my $updir=$startdir;
869: # -------------- Filter out sequence containment in crumbs and "recent folders"
870: $updir='/'.(split(/\.(page|sequence)\/\//,$startdir))[-1];
871: $updir=~s/\/+/\//g;
872:
1.159 banghart 873: $r->print("<tr valign='$valign' bgcolor=\"$fileclr\">$extrafield");
1.70 ng 874: $r->print("<td>\n");
1.98 www 875: $r->print ('<form method="post" name="dirpathUP" action="'.$updir.
1.16 harris41 876: '/" '.
1.17 harris41 877: 'onSubmit="return rep_dirpath(\'UP\','.
878: 'document.forms.fileattr.acts.value)" '.
1.16 harris41 879: 'enctype="application/x-www-form-urlencoded"'.
880: '>'."\n");
1.170 albertel 881: $r->print(&Apache::loncommon::inhibit_menu_check('input'));
1.181.4.1! raeburn 882: $r->print ('<input type="hidden" name="openuri" value="'.
1.131 albertel 883: $startdir.'" />'."\n");
884: $r->print ('<input type="hidden" name="acts" value="" />'."\n");
1.13 ng 885: $r->print ('<input src="'.$iconpath.'arrow_up.gif"');
1.162 albertel 886: $r->print (' name="'.$msg.'" type="image" class="LC_indexer_icon" />'.
1.17 harris41 887: "\n");
1.135 www 888: $r->print(&mt("Up")."</form>$tabtag</tr>\n");
1.13 ng 889: return OK;
890: }
1.97 www 891: # Do we have permission to look at this?
892:
893: if($filecom[15] ne '1') { return OK if (!&Apache::lonnet::allowed('bre',$pathprefix.$filecom[0])); }
894:
895: # make absolute links appear on different background
1.112 www 896: if ($absolute) { $fileclr='#ccdd99'; }
1.17 harris41 897:
898: # display domain
1.45 ng 899: if ($filecom[1] eq 'domain') {
1.131 albertel 900: $r->print ('<input type="hidden" name="dirPointer" value="on" />'."\n")
1.133 albertel 901: if ($env{'form.dirPointer'} eq "on");
1.159 banghart 902: $r->print("<tr valign='$valign' bgcolor=\"$fileclr\">$extrafield");
1.70 ng 903: $r->print("<td>");
1.73 albertel 904: &begin_form ($r,$filecom[0]);
905: my $anchor = $filecom[0];
1.162 albertel 906: $anchor =~ s/\W//g;
1.152 albertel 907: $r->print ('<a name="'.$anchor.'"></a>');
1.131 albertel 908: $r->print ('<input type="hidden" name="acts" value="" />');
1.17 harris41 909: $r->print ('<input src="'.$iconpath.'folder_pointer_'.
910: $diropen.'.gif"');
1.162 albertel 911: $r->print (' name="'.$msg.'" type="image" class="LC_indexer_icon" />'.
1.17 harris41 912: "\n");
1.128 foxr 913: my $quotable_filecom = &Apache::loncommon::escape_single($filecom[0]);
1.125 foxr 914: $r->print ('<a href="javascript:gothere(\''.$quotable_filecom.
1.152 albertel 915: '\')"><img alt="" src="'.$iconpath.'server.gif"');
1.162 albertel 916: $r->print (' class="LC_icon" /></a>'."\n");
1.77 www 917: $r->print (&mt("Domain")." - $listname ");
1.158 albertel 918: if (&Apache::lonnet::domain($listname,'description')) {
919: $r->print("(".&Apache::lonnet::domain($listname,'description').
1.60 albertel 920: ")");
921: }
1.135 www 922: $r->print ("</form>$tabtag</tr>\n");
1.1 www 923: return OK;
1.17 harris41 924:
925: # display user directory
1.1 www 926: }
1.45 ng 927: if ($filecom[1] eq 'user') {
1.160 banghart 928: # $r->print("<tr valign=$valign bgcolor=\"$fileclr\">$extrafield");
1.2 harris41 929: my $curdir = $startdir.$filecom[0].'/';
1.3 harris41 930: my $anchor = $curdir;
1.162 albertel 931: $anchor =~ s/\W//g;
1.163 banghart 932: $r->print("<tr bgcolor=\"$fileclr\">$extrafield<td valign=$valign>");
1.13 ng 933: &begin_form ($r,$curdir);
1.152 albertel 934: $r->print ('<a name="'.$anchor.'"></a><img alt="" src="'.$iconpath.
1.162 albertel 935: 'whitespace1.gif" class="LC_icon" />'."\n");
1.131 albertel 936: $r->print ('<input type="hidden" name="acts" value="" />');
1.17 harris41 937: $r->print ('<input src="'.$iconpath.'folder_pointer_'.$diropen.
938: '.gif"');
1.162 albertel 939: $r->print (' name="'.$msg.'" type="image" class="LC_indexer_icon" />'.
1.17 harris41 940: "\n");
1.128 foxr 941: my $quotable_curdir = &Apache::loncommon::escape_single($curdir);
1.125 foxr 942: $r->print ('<a href="javascript:gothere(\''.$quotable_curdir
1.162 albertel 943: .'\')"><img alt="'.$msg.'" src="'.
944: $iconpath.'quill.gif" class="LC_indexer_icon" /></a>');
1.60 albertel 945: my $domain=(split(m|/|,$startdir))[2];
946: my $plainname=&Apache::loncommon::plainname($listname,$domain);
947: $r->print ($listname);
948: if (defined($plainname) && $plainname) { $r->print(" ($plainname) "); }
1.131 albertel 949: $r->print ('</form>'.$tabtag.'</tr>'."\n");
1.1 www 950: return OK;
951: }
1.17 harris41 952:
1.1 www 953: # display file
1.97 www 954: if (($fnptr == 0 and $filecom[3] ne '') or $absolute) {
1.166 banghart 955: my $title;
1.97 www 956: my $filelink = $pathprefix.$filecom[0];
1.166 banghart 957: if ($hash{'display_attrs_0'} == 1) {
1.169 albertel 958: $title = &Apache::lonnet::gettitle($filelink);
1.166 banghart 959: }
1.1 www 960: my @file_ext = split (/\./,$listname);
1.25 matthew 961: my $curfext = $file_ext[-1];
1.40 matthew 962: if (@Omit) {
1.179 banghart 963: foreach (@Omit) { return OK if (lc($curfext) eq $_); }
1.40 matthew 964: }
965: if (@Only) {
966: my $skip = 1;
1.179 banghart 967: foreach (@Only) { $skip = 0 if (lc($curfext) eq $_); }
1.40 matthew 968: return OK if ($skip > 0);
969: }
1.25 matthew 970: # Set the icon for the file
1.84 albertel 971: my $iconname = &Apache::loncommon::icon($listname);
1.181.4.1! raeburn 972: $r->print('<tr valign="'.$valign.'" bgcolor="'.$fileclr.'">'.
! 973: '<td valign="top"><span class="LC_nobreak">');
1.104 albertel 974:
1.133 albertel 975: if ($env{'form.catalogmode'} eq 'interactive') {
1.128 foxr 976: my $quotable_filelink = &Apache::loncommon::escape_single($filelink);
1.35 matthew 977: $r->print("<a href=\"javascript:select_data(\'",
1.125 foxr 978: $quotable_filelink,"')\">");
1.162 albertel 979: $r->print("<img alt=\"\" src='",$iconpath,"select.gif' class='LC_icon' /></a>".
1.17 harris41 980: "\n");
1.181.4.1! raeburn 981: $r->print('</span></td><td valign="top"><span class="LC_nobreak">');
1.145 www 982: } elsif ($env{'form.catalogmode'} eq 'import') {
1.152 albertel 983: $r->print("<form name='form$fnum' action=''>\n");
1.8 harris41 984: $r->print("<input type='checkbox' name='filelink"."' ".
1.16 harris41 985: "value='$filelink' onClick='".
986: "javascript:queue(\"form$fnum\")' ");
987: if ($hash{'store_'.$filelink}) {
988: $r->print("checked");
989: }
1.131 albertel 990: $r->print(" />\n");
1.181.4.1! raeburn 991: $r->print('</form></span></td><td valign="top"><span class="LC_nobreak">');
1.16 harris41 992: $hash{"pre_${fnum}_link"}=$filelink;
1.166 banghart 993: $hash{"pre_${fnum}_title"}=$title;
1.165 banghart 994: if (!$hash{"pre_${fnum}_title"}) {
1.167 banghart 995: $hash{"pre_${fnum}_title"} = 'Not_retrieved';
1.165 banghart 996: }
1.8 harris41 997: $fnum++;
1.7 harris41 998: }
1.95 www 999: # Form to open or close sequences
1000: if ($filelink=~/\.(page|sequence)$/) {
1001: my $curdir = $startdir.$filecom[0].'/';
1002: &begin_form($r,$curdir);
1003: $indent--;
1004: }
1005: # General indentation
1.181.4.1! raeburn 1006: if ($indent > 0 and $indent < 16) {
1.162 albertel 1007: $r->print("<img alt=\"\" src='",$iconpath,"whitespace",$indent,
1008: ".gif' class='LC_icon' />\n");
1.11 ng 1009: } elsif ($indent >0) {
1.4 harris41 1010: my $ten = int($indent/10.);
1011: my $rem = $indent%10.0;
1012: my $count = 0;
1013: while ($count < $ten) {
1.162 albertel 1014: $r->print("<img alt=\"\" src=".$iconpath.
1015: "whitespace10.gif class='LC_icon' />\n");
1.1 www 1016: $count++;
1.4 harris41 1017: }
1.152 albertel 1018: $r->print("<img alt=\"\" src=",$iconpath,"whitespace",$rem,
1.162 albertel 1019: ".gif class='LC_icon' />\n") if $rem > 0;
1.1 www 1020: }
1.95 www 1021: # Sequence open/close icon
1022: if ($filelink=~/\.(page|sequence)$/) {
1023: my $curdir = $startdir.$filecom[0].'/';
1024: my $anchor = $curdir;
1.162 albertel 1025: $anchor =~ s/\W//g;
1.131 albertel 1026: $r->print ('<input type="hidden" name="acts" value="" />');
1.152 albertel 1027: $r->print ('<a name="'.$anchor.'"></a><input src="'.$iconpath.
1.95 www 1028: 'folder_pointer_'.$diropen.'.gif"');
1.162 albertel 1029: $r->print (' name="'.$msg.'" type="image" class="LC_indexer_icon" />'.
1.95 www 1030: "\n");
1031: }
1032: # Filetype icons
1.162 albertel 1033: $r->print("<img alt=\"\" src='$iconname' class='LC_icon' />\n");
1.128 foxr 1034: my $quotable_filelink = &Apache::loncommon::escape_single($filelink);
1.125 foxr 1035:
1036: $r->print (" <a href=\"javascript:openWindow('".$quotable_filelink.
1.170 albertel 1037: "?inhibitmenu=yes','previewfile','450','500','no','yes','yes');\"".
1.152 albertel 1038: " target=\"_self\">$listname</a> ");
1.170 albertel 1039: $quotable_filelink = &Apache::loncommon::escape_single($filelink.'.meta');
1040: &Apache::loncommon::inhibit_menu_check(\$quotable_filelink);
1.125 foxr 1041: $r->print (" (<a href=\"javascript:openWindow('".$quotable_filelink.
1.170 albertel 1042: "?inhibitmenu=yes','metadatafile','500','550','no','yes','no');\" ".
1.180 bisitz 1043: " target=\"_self\">".&mt('metadata')."</a>) ");
1.134 www 1044: # Close form to open/close sequence
1045: if ($filelink=~/\.(page|sequence)$/) {
1046: $r->print('</form>');
1047: }
1.181.4.1! raeburn 1048: $r->print("</span></td>\n");
1.45 ng 1049: if ($hash{'display_attrs_0'} == 1) {
1.70 ng 1050: $r->print('<td> '.($title eq '' ? ' ' : $title).
1.45 ng 1051: ' </td>'."\n");
1052: }
1.181.4.1! raeburn 1053: $r->print('<td align="right"> ',
1.17 harris41 1054: $filecom[8]," </td>\n")
1.45 ng 1055: if $hash{'display_attrs_1'} == 1;
1.70 ng 1056: $r->print('<td> '.
1.181 bisitz 1057: (&Apache::lonlocal::locallocaltime($filecom[9]))." </td>\n")
1.45 ng 1058: if $hash{'display_attrs_2'} == 1;
1.70 ng 1059: $r->print('<td> '.
1.181 bisitz 1060: (&Apache::lonlocal::locallocaltime($filecom[10]))." </td>\n")
1.45 ng 1061: if $hash{'display_attrs_3'} == 1;
1.2 harris41 1062:
1.45 ng 1063: if ($hash{'display_attrs_4'} == 1) {
1.104 albertel 1064: my $author = &Apache::lonnet::metadata($filelink,'author');
1.70 ng 1065: $r->print('<td> '.($author eq '' ? ' ' : $author).
1.17 harris41 1066: " </td>\n");
1.2 harris41 1067: }
1.45 ng 1068: if ($hash{'display_attrs_5'} == 1) {
1.104 albertel 1069: my $keywords = &Apache::lonnet::metadata($filelink,'keywords');
1.45 ng 1070: # $keywords = ' ' if (!$keywords);
1.70 ng 1071: $r->print('<td> '.($keywords eq '' ? ' ' : $keywords).
1.17 harris41 1072: " </td>\n");
1.2 harris41 1073: }
1.109 taceyjo1 1074: #'
1075:
1.45 ng 1076: if ($hash{'display_attrs_6'} == 1) {
1.104 albertel 1077: my $lang = &Apache::lonnet::metadata($filelink,'language');
1.28 harris41 1078: $lang = &Apache::loncommon::languagedescription($lang);
1.70 ng 1079: $r->print('<td> '.($lang eq '' ? ' ' : $lang).
1.17 harris41 1080: " </td>\n");
1.2 harris41 1081: }
1.70 ng 1082: if ($hash{'display_attrs_8'} == 1) {
1.111 www 1083: # statistics
1.117 www 1084: &dynmetaread($filelink);
1.112 www 1085: $r->print("<td>");
1.181.4.1! raeburn 1086: for (qw(count course stdno avetries difficulty disc clear technical
! 1087: correct helpful depth)) {
! 1088:
! 1089: &dynmetaprint($r,$filelink,$_);
! 1090: }
1.112 www 1091: $r->print(" </td>\n");
1.111 www 1092:
1.70 ng 1093: }
1.109 taceyjo1 1094: if ($hash{'display_attrs_10'} == 1) {
1095: my $source = &Apache::lonnet::metadata($filelink,'sourceavail');
1.110 albertel 1096: if($source eq 'open') {
1.119 taceyjo1 1097: my $sourcelink = &Apache::lonsource::make_link($filelink,$listname);
1.128 foxr 1098: my $quotable_sourcelink = &Apache::loncommon::escape_single($sourcelink);
1.170 albertel 1099: &Apache::loncommon::inhibit_menu_check(\$quotable_sourcelink);
1.125 foxr 1100: $r->print('<td>'."<a href=\"javascript:openWindow('"
1101: .$quotable_sourcelink.
1.152 albertel 1102: "', 'previewsource', '700', '700', 'no', 'yes','yes');\"".
1.181 bisitz 1103: " target=\"_self\">".&mt('Source Code')."</a> "."</td>\n");
1.110 albertel 1104: } else { #A cuddled else. :P
1.111 www 1105: $r->print("<td> </td>\n");
1.110 albertel 1106: }
1.109 taceyjo1 1107: }
1.111 www 1108: if ($hash{'display_attrs_11'} == 1) {
1109: # links
1.117 www 1110: &dynmetaread($filelink);
1.113 www 1111: $r->print('<td>');
1.148 www 1112: &coursecontext($r,$filelink);
1.181.4.1! raeburn 1113: for (qw(goto_list comefrom_list sequsage_list dependencies course_list)) {
! 1114: &dynmetaprint($r,$filelink,$_);
! 1115: }
! 1116: $r->print('</td>');
1.114 www 1117: }
1.115 www 1118: if ($hash{'display_attrs_7'} == 1) {
1119: # Show resource
1.140 www 1120: my $output=&showpreview($filelink);
1121: $r->print('<td> '.($output eq '' ? ' ':$output).
1.115 www 1122: " </td>\n");
1123: }
1.181.4.1! raeburn 1124: if ($hash{'display_attrs_12'} == 1) {
! 1125: my $subject = &Apache::lonnet::metadata($filelink,'subject');
! 1126: $r->print('<td> '.($subject eq '' ? ' ' : $subject).
! 1127: " </td>\n");
! 1128: }
! 1129:
! 1130: if ($hash{'display_attrs_13'} == 1) {
! 1131: my $notes = &Apache::lonnet::metadata($filelink,'notes');
! 1132: $r->print('<td> '.($notes eq '' ? ' ' : $notes).
! 1133: " </td>\n");
! 1134: }
! 1135:
! 1136: if ($hash{'display_attrs_14'} == 1) {
! 1137: my $abstract = &Apache::lonnet::metadata($filelink,'abstract');
! 1138: $r->print('<td> '.($abstract eq '' ? ' ' : $abstract).
! 1139: " </td>\n");
! 1140: }
! 1141:
! 1142: if ($hash{'display_attrs_15'} == 1) {
! 1143: my $gradelevel = &Apache::lonnet::metadata($filelink,'gradelevel');
! 1144: $r->print('<td> '.($gradelevel eq '' ? ' ' : $gradelevel).
! 1145: " </td>\n");
! 1146: }
! 1147:
! 1148: if ($hash{'display_attrs_16'} == 1) {
! 1149: my $standards = &Apache::lonnet::metadata($filelink,'standards');
! 1150: $r->print('<td> '.($standards eq '' ? ' ' : $standards).
! 1151: " </td>\n");
! 1152: }
! 1153:
1.1 www 1154: $r->print("</tr>\n");
1155: }
1.17 harris41 1156:
1.2 harris41 1157: # -- display directory
1.1 www 1158: if ($fnptr == $dirptr) {
1.2 harris41 1159: my $curdir = $startdir.$filecom[0].'/';
1.3 harris41 1160: my $anchor = $curdir;
1.162 albertel 1161: $anchor =~ s/\W//g;
1.159 banghart 1162: $r->print("<tr bgcolor=\"$fileclr\">$extrafield<td valign=$valign>");
1.2 harris41 1163: &begin_form ($r,$curdir);
1.4 harris41 1164: my $indentm1 = $indent-1;
1.181.4.1! raeburn 1165: if ($indentm1 < 16 and $indentm1 > 0) {
1.152 albertel 1166: $r->print("<img alt=\"\" src=",$iconpath,"whitespace",$indentm1,
1.162 albertel 1167: ".gif class='LC_icon' />\n");
1.4 harris41 1168: } else {
1169: my $ten = int($indentm1/10.);
1170: my $rem = $indentm1%10.0;
1171: my $count = 0;
1172: while ($count < $ten) {
1.152 albertel 1173: $r->print ("<img alt=\"\" src=",$iconpath
1.162 albertel 1174: ,"whitespace10.gif class='LC_icon' />\n");
1.12 ng 1175: $count++;
1.4 harris41 1176: }
1.152 albertel 1177: $r->print ("<img alt=\"\" src=",$iconpath,"whitespace",$rem,
1.162 albertel 1178: ".gif class='LC_icon' />\n") if $rem > 0;
1.1 www 1179: }
1.131 albertel 1180: $r->print ('<input type="hidden" name="acts" value="" />');
1.152 albertel 1181: $r->print ('<a name="'.$anchor.'"></a><input src="'.$iconpath.
1.17 harris41 1182: 'folder_pointer_'.$diropen.'.gif"');
1.162 albertel 1183: $r->print (' name="'.$msg.'" type="image" class="LC_indexer_icon" />'.
1.17 harris41 1184: "\n");
1.128 foxr 1185: my $quotable_curdir = &Apache::loncommon::escape_single($curdir);
1.125 foxr 1186: $r->print ('<a href="javascript:gothere(\''
1.152 albertel 1187: .$quotable_curdir.'\')">'
1188: .'<img alt="'.&mt('Open Folder').'"src="'.
1.162 albertel 1189: $iconpath.'folder_'.$diropen.'.gif" class="LC_icon" /></a>'.
1.17 harris41 1190: "\n");
1.152 albertel 1191: $r->print ("$listname</form></td>\n");
1.86 www 1192: # Attributes
1193: my $filelink = $startdir.$filecom[0].'/default';
1194:
1195: if ($hash{'display_attrs_0'} == 1) {
1.169 albertel 1196: my $title = &Apache::lonnet::gettitle($filelink);
1.86 www 1197: $r->print('<td> '.($title eq '' ? ' ' : $title).
1198: ' </td>'."\n");
1199: }
1200: $r->print('<td align=right> ',
1201: $filecom[8]," </td>\n")
1202: if $hash{'display_attrs_1'} == 1;
1203: $r->print('<td> '.
1.181 bisitz 1204: (&Apache::lonlocal::locallocaltime($filecom[9]))." </td>\n")
1.86 www 1205: if $hash{'display_attrs_2'} == 1;
1206: $r->print('<td> '.
1.181 bisitz 1207: (&Apache::lonlocal::locallocaltime($filecom[10]))." </td>\n")
1.86 www 1208: if $hash{'display_attrs_3'} == 1;
1209:
1210: if ($hash{'display_attrs_4'} == 1) {
1211: my $author = &Apache::lonnet::metadata($filelink,'author');
1212: $r->print('<td> '.($author eq '' ? ' ' : $author).
1213: " </td>\n");
1214: }
1215: if ($hash{'display_attrs_5'} == 1) {
1216: my $keywords = &Apache::lonnet::metadata($filelink,'keywords');
1217: # $keywords = ' ' if (!$keywords);
1218: $r->print('<td> '.($keywords eq '' ? ' ' : $keywords).
1219: " </td>\n");
1220: }
1221: if ($hash{'display_attrs_6'} == 1) {
1222: my $lang = &Apache::lonnet::metadata($filelink,'language');
1223: $lang = &Apache::loncommon::languagedescription($lang);
1224: $r->print('<td> '.($lang eq '' ? ' ' : $lang).
1225: " </td>\n");
1226: }
1227: if ($hash{'display_attrs_8'} == 1) {
1228: $r->print('<td> </td>');
1229: }
1.115 www 1230: if ($hash{'display_attrs_10'} == 1) {
1.109 taceyjo1 1231: $r->print('<td> </td>');
1232: }
1.115 www 1233: if ($hash{'display_attrs_7'} == 1) {
1234: $r->print('<td> </td>');
1235: }
1.181.4.1! raeburn 1236: if ($hash{'display_attrs_12'} == 1) {
! 1237: my $subject = &Apache::lonnet::metadata($filelink,'subject');
! 1238: $r->print('<td> '.($subject eq '' ? ' ' : $subject).
! 1239: " </td>\n");
! 1240: }
! 1241: if ($hash{'display_attrs_11'} == 1) {
! 1242: $r->print('<td> </td>');
! 1243: }
! 1244: if ($hash{'display_attrs_12'} == 1) {
! 1245: my $subject = &Apache::lonnet::metadata($filelink,'subject');
! 1246: $r->print('<td> '.($subject eq '' ? ' ' : $subject).
! 1247: " </td>\n");
! 1248: }
! 1249: if ($hash{'display_attrs_13'} == 1) {
! 1250: my $notes = &Apache::lonnet::metadata($filelink,'notes');
! 1251: $r->print('<td> '.($notes eq '' ? ' ' : $notes).
! 1252: " </td>\n");
! 1253: }
! 1254: if ($hash{'display_attrs_14'} == 1) {
! 1255: my $abstract = &Apache::lonnet::metadata($filelink,'abstract');
! 1256: $r->print('<td> '.($abstract eq '' ? ' ' : $abstract).
! 1257: " </td>\n");
! 1258: }
! 1259: if ($hash{'display_attrs_15'} == 1) {
! 1260: my $gradelevel = &Apache::lonnet::metadata($filelink,'gradelevel');
! 1261: $r->print('<td> '.($gradelevel eq '' ? ' ' : $gradelevel).
! 1262: " </td>\n");
! 1263: }
! 1264: if ($hash{'display_attrs_16'} == 1) {
! 1265: my $standards = &Apache::lonnet::metadata($filelink,'standards');
! 1266: $r->print('<td> '.($standards eq '' ? ' ' : $standards).
! 1267: " </td>\n");
! 1268: }
1.152 albertel 1269: $r->print('</tr>');
1.1 www 1270: }
1.2 harris41 1271:
1.1 www 1272: }
1273:
1.148 www 1274: sub coursecontext {
1275: my ($r,$filelink)=@_;
1276: my $filesymb=&Apache::lonnet::symbread($filelink);
1277: if ($filesymb) {
1278: my ($map,$index,$resource)=&Apache::lonnet::decode_symb($filesymb);
1279: $r->print(&mt('Already in this course:<br />[_1] in folder/map [_2].<br />',
1280: &Apache::lonnet::gettitle($resource),
1281: &Apache::lonnet::gettitle($map)));
1282: }
1283: }
1284:
1.140 www 1285: sub showpreview {
1286: my ($filelink)=@_;
1.151 albertel 1287: if ($filelink=~m-^(/ext/|http://)-) {
1.150 www 1288: return &mt('External Resource, preview not enabled');
1289: }
1.140 www 1290: my ($curfext)=($filelink=~/\.(\w+)$/);
1291: my $output='';
1292: my $embstyle=&Apache::loncommon::fileembstyle($curfext);
1293: if ($embstyle eq 'ssi') {
1294: my $cache=$Apache::lonnet::perlvar{'lonDocRoot'}.$filelink.
1295: '.tmp';
1296: if ((!$env{'form.updatedisplay'}) &&
1297: (-e $cache)) {
1298: open(FH,$cache);
1299: $output=join("\n",<FH>);
1300: close(FH);
1301: } else {
1.147 www 1302: # In update display mode, remove old cache. This is done to retroactively
1303: # clean up course context renderings.
1304: if (-e $cache) {
1305: unlink($cache);
1306: }
1.140 www 1307: $output=&Apache::lonnet::ssi_body($filelink);
1.146 www 1308: # Is access denied? Don't render, don't store
1.140 www 1309: if ($output=~/LONCAPAACCESSCONTROLERRORSCREEN/s) {
1310: $output='';
1.146 www 1311: # Was this rendered in course content? Don't store
1312: } elsif (!&Apache::lonnet::symbread($filelink)) {
1.140 www 1313: open(FH,">$cache");
1314: print FH $output;
1315: close(FH);
1316: }
1317: }
1318: $output='<font size="-2">'.$output.'</font>';
1319: } elsif ($embstyle eq 'img') {
1.152 albertel 1320: $output='<img alt="'.&mt('Preview').'" src="'.$filelink.'" />';
1.154 albertel 1321: } elsif ($filelink=~m{^/res/($match_domain)/($match_username)/}) {
1.152 albertel 1322: $output='<img alt="'.&mt('Preview').'" src="http://'.
1.157 albertel 1323: &Apache::lonnet::hostname(&Apache::lonnet::homeserver($2,$1)).
1.140 www 1324: '/cgi-bin/thumbnail.gif?url='.$filelink.'" />';
1325: }
1326: return $output;
1327: }
1328:
1.113 www 1329: sub dynmetaprint {
1330: my ($r,$filelink,$item)=@_;
1331: if ($dynhash{$filelink}->{$item}) {
1.114 www 1332: $r->print("\n<br />".$fieldnames{$item}.': '.
1.113 www 1333: &Apache::lonmeta::prettyprint($item,
1334: $dynhash{$filelink}->{$item},
1.145 www 1335: (($env{'form.catalogmode'} ne 'import')?'preview':''),
1.113 www 1336: '',
1.145 www 1337: (($env{'form.catalogmode'} eq 'import')?'document.forms.fileattr':''),1));
1.113 www 1338: }
1339: }
1340:
1.14 harris41 1341: # ------------------- prints the beginning of a form for directory or file link
1.1 www 1342: sub begin_form {
1343: my ($r,$uri) = @_;
1.3 harris41 1344: my $anchor = $uri;
1.162 albertel 1345: $anchor =~ s/\W//g;
1346: $uri=&Apache::loncommon::escape_single($uri);
1.17 harris41 1347: $r->print ('<form method="post" name="dirpath'.$dnum.'" action="'.$uri.
1348: '#'.$anchor.
1349: '" onSubmit="return rep_dirpath(\''.$dnum.'\''.
1350: ',document.forms.fileattr.acts.value)" '.
1.16 harris41 1351: 'enctype="application/x-www-form-urlencoded">'."\n");
1.131 albertel 1352: $r->print ('<input type="hidden" name="openuri" value="'.$uri.'" />'.
1.17 harris41 1353: "\n");
1.131 albertel 1354: $r->print ('<input type="hidden" name="dirPointer" value="on" />'."\n");
1.170 albertel 1355: $r->print(&Apache::loncommon::inhibit_menu_check('input'));
1.16 harris41 1356: $dnum++;
1.17 harris41 1357: }
1358:
1359: # --------- settings whenever the user causes the indexer window to be launched
1360: sub start_fresh_session {
1.149 albertel 1361: my ($hash) = @_;
1362: delete $hash->{'form.catalogmode'};
1363: delete $hash->{'form.mode'};
1364: delete $hash->{'form.form'};
1365: delete $hash->{'form.element'};
1366: delete $hash->{'form.omit'};
1367: delete $hash->{'form.only'};
1368: foreach (keys %{$hash}) {
1369: delete $hash->{$_} if (/^(pre_|store)/);
1.27 harris41 1370: }
1.1 www 1371: }
1372:
1.35 matthew 1373: # ------------------------------------------------------------------- setvalues
1374: sub setvalues {
1375: # setvalues is used in registerurl to synchronize the database
1376: # hash and environment hashes
1377: my ($H1,$h1key,$H2,$h2key) =@_;
1378: #
1379: if (exists $H2->{$h2key}) {
1380: $H1->{$h1key} = $H2->{$h2key};
1381: } elsif (exists $H1->{$h1key}) {
1382: $H2->{$h2key} = $H1->{$h1key};
1383: }
1384: }
1385:
1.1 www 1386: 1;
1.54 www 1387:
1388: sub cleanup {
1.55 www 1389: if (tied(%hash)){
1390: &Apache::lonnet::logthis('Cleanup indexer: hash');
1391: }
1.138 albertel 1392: return OK;
1.54 www 1393: }
1.23 harris41 1394:
1.126 foxr 1395:
1396:
1397:
1398:
1.23 harris41 1399: =head1 NAME
1400:
1401: Apache::lonindexer - mod_perl module for cross server filesystem browsing
1402:
1403: =head1 SYNOPSIS
1404:
1405: Invoked by /etc/httpd/conf/srm.conf:
1406:
1407: <LocationMatch "^/res.*/$">
1408: SetHandler perl-script
1409: PerlHandler Apache::lonindexer
1410: </LocationMatch>
1411:
1412: =head1 INTRODUCTION
1413:
1414: This module enables a scheme of browsing across a cross server.
1415:
1416: This is part of the LearningOnline Network with CAPA project
1417: described at http://www.lon-capa.org.
1418:
1419: =head1 BEGIN SUBROUTINE
1420:
1421: This routine is only run once after compilation.
1422:
1423: =over 4
1424:
1425: =item *
1426:
1427: Initializes %language hash table.
1428:
1429: =back
1430:
1431: =head1 HANDLER SUBROUTINE
1432:
1433: This routine is called by Apache and mod_perl.
1434:
1435: =over 4
1436:
1437: =item *
1438:
1439: read in machine configuration variables
1440:
1441: =item *
1442:
1443: see if called from an interactive mode
1444:
1445: =item *
1446:
1447: refresh environment with user database values (in %hash)
1448:
1449: =item *
1450:
1451: define extra fields and buttons in case of special mode
1452:
1453: =item *
1454:
1455: set catalogmodefunctions to have extra needed javascript functionality
1456:
1457: =item *
1458:
1459: print header
1460:
1461: =item *
1462:
1463: evaluate actions from previous page (both cumulatively and chronologically)
1464:
1465: =item *
1466:
1467: output title
1468:
1469: =item *
1470:
1471: get state of file attributes to be showing
1472:
1473: =item *
1474:
1475: output state of file attributes to be showing
1476:
1477: =item *
1478:
1479: output starting row to the indexed file/directory hierarchy
1480:
1481: =item *
1482:
1483: read in what directories have previously been set to "open"
1484:
1485: =item *
1486:
1487: if not at top level, provide an uplink arrow
1488:
1489: =item *
1490:
1491: recursively go through all the directories and output as appropriate
1492:
1493: =item *
1494:
1495: information useful for group import
1496:
1497: =item *
1498:
1499: end the tables
1500:
1501: =item *
1502:
1503: end the output and return
1504:
1505: =back
1506:
1507: =head1 OTHER SUBROUTINES
1508:
1509: =over 4
1510:
1511: =item *
1512:
1513: scanDir - recursive scan of a directory
1514:
1515: =item *
1516:
1517: get_list - get complete matched list based on the uri (returns an array)
1518:
1519: =item *
1520:
1521: match_ext - filters out files based on extensions (returns an array)
1522:
1523: =item *
1524:
1525: display_line - displays one line in appropriate table format
1526:
1527: =item *
1528:
1529: begin_form - prints the beginning of a form for directory or file link
1530:
1531: =item *
1532:
1533: start_fresh_session - settings whenever the user causes the indexer window
1534: to be launched
1535:
1536: =back
1537:
1538: =cut
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