Annotation of loncom/interface/lonindexer.pm, revision 1.181.4.2
1.1 www 1: # The LearningOnline Network with CAPA
1.24 harris41 2: # Directory Indexer
3: #
1.181.4.2! raeburn 4: # $Id: lonindexer.pm,v 1.181.4.1 2009/05/21 00:36:16 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:
1.7 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)/});
1.181.4.2! raeburn 410: my %args = (
! 411: 'domain' => $headerdom,
! 412: );
! 413: if ($env{'form.catalogmode'}) {
! 414: # "Popup mode"
! 415: $args{'only_body'} = 1;
! 416: }
! 417: $r->print(&Apache::loncommon::start_page('Browse Resources',$js,\%args));
1.175 banghart 418: # ---------------------------------- get state of file types to be showing
419: if ($env{'form.only'}) {
1.176 banghart 420: $typeselect = $env{'form.only'};
1.175 banghart 421: } else {
1.176 banghart 422: $typeselect = '';
1.175 banghart 423: }
424:
1.23 harris41 425: # ---------------------------------- get state of file attributes to be showing
1.133 albertel 426: if ($env{'form.attrs'}) {
1.181.4.1 raeburn 427: for (my $i=0; $i<=16; $i++) {
1.6 harris41 428: delete $hash{'display_attrs_'.$i};
1.133 albertel 429: if ($env{'form.attr'.$i} == 1) {
1.45 ng 430: $attrchk[$i] = 'checked';
1.6 harris41 431: $hash{'display_attrs_'.$i} = 1;
432: }
433: }
434: } else {
1.181.4.1 raeburn 435: for (my $i=0; $i<=16; $i++) {
1.45 ng 436: $attrchk[$i] = 'checked' if $hash{'display_attrs_'.$i} == 1;
1.6 harris41 437: }
438: }
1.87 www 439:
1.23 harris41 440: # ------------------------------- output state of file attributes to be showing
1.71 ng 441: # All versions has to the last item
442: # since it does not take an extra col
1.77 www 443: my %lt=&Apache::lonlocal::texthash(
444: 'ti' => 'Title',
445: 'si' => 'Size',
446: 'la' => 'Last access',
447: 'lm' => 'Last modified',
448: 'st' => 'Statistics',
449: 'au' => 'Author',
450: 'kw' => 'Keywords',
1.181.4.1 raeburn 451: 'sb' => 'Subject',
452: 'nt' => 'Notes',
453: 'ab' => 'Abstract',
1.78 www 454: 'ln' => 'Language',
1.181.4.1 raeburn 455: 'gl' => 'Grade Level',
456: 'sd' => 'Standards',
1.109 taceyjo1 457: 'sa' => 'Source Available',
1.77 www 458: 'sr' => 'Show resource',
1.111 www 459: 'li' => 'Linked/Related Resources',
1.77 www 460: 'av' => 'All versions',
1.174 banghart 461: 'ud' => 'Update Display',
462: 'pr' => 'Problems',
463: 'gr' => 'Graphics',
1.181.4.1 raeburn 464: 'at' => 'All types',
465: 'hd' => 'Display Options',
1.77 www 466: );
1.15 harris41 467: $r->print(<<END);
1.181.4.1 raeburn 468: <fieldset>
469: <legend>$lt{'hd'}</legend>
1.17 harris41 470: <form method="post" name="fileattr" action="$uri"
471: enctype="application/x-www-form-urlencoded">
1.124 matthew 472: <label><input type="checkbox" name="attr9" value="1" $attrchk[9] onClick="this.form.submit();" /> $lt{'av'}</label>
1.115 www 473: <table border="0">
474: <tr>
1.124 matthew 475: <td><label><input type="checkbox" name="attr0" value="1" $attrchk[0] onClick="this.form.submit();" /> $lt{'ti'}</label></td>
476: <td><label><input type="checkbox" name="attr4" value="1" $attrchk[4] onClick="this.form.submit();" /> $lt{'au'}</label></td>
477: <td><label><input type="checkbox" name="attr5" value="1" $attrchk[5] onClick="this.form.submit();" /> $lt{'kw'}</label></td>
478: <td><label><input type="checkbox" name="attr6" value="1" $attrchk[6] onClick="this.form.submit();" /> $lt{'ln'}</label></td>
1.181.4.1 raeburn 479: <td><label><input type="checkbox" name="attr13" value="1" $attrchk[13] onClick="this.form.submit();" /> $lt{'nt'}</label></td>
480: <td><label><input type="checkbox" name="attr16" value="1" $attrchk[16] onClick="this.form.submit();" /> $lt{'sd'}</label></td>
1.115 www 481: </tr>
482: <tr>
1.124 matthew 483: <td><label><input type="checkbox" name="attr1" value="1" $attrchk[1] onClick="this.form.submit();" /> $lt{'si'}</label></td>
484: <td><label><input type="checkbox" name="attr2" value="1" $attrchk[2] onClick="this.form.submit();" /> $lt{'la'}</label></td>
485: <td><label><input type="checkbox" name="attr3" value="1" $attrchk[3] onClick="this.form.submit();" /> $lt{'lm'}</label></td>
486: <td><label><input type="checkbox" name="attr10" value="1" $attrchk[10] onClick="this.form.submit();" /> $lt{'sa'}</label></td>
1.181.4.1 raeburn 487: <td><label><input type="checkbox" name="attr14" value="1" $attrchk[14] onClick="this.form.submit();" /> $lt{'ab'}</label></td>
488: <td> </td>
1.115 www 489: </tr>
490: <tr>
1.124 matthew 491: <td><label><input type="checkbox" name="attr8" value="1" $attrchk[8] onClick="this.form.submit();" /> $lt{'st'}</label></td>
492: <td><label><input type="checkbox" name="attr11" value="1" $attrchk[11] onClick="this.form.submit();" /> $lt{'li'}</label></td>
493: <td><label><input type="checkbox" name="attr7" value="1" $attrchk[7] onClick="this.form.submit();" /> $lt{'sr'}</label></td>
1.181.4.1 raeburn 494: <td><label><input type="checkbox" name="attr12" value="1" $attrchk[12] onClick="this.form.submit();" /> $lt{'sb'}</label></td>
495: <td><label><input type="checkbox" name="attr15" value="1" $attrchk[15] onClick="this.form.submit();" /> $lt{'gl'}</label></td>
1.115 www 496: <td> </td>
497: </tr>
498: </table>
1.87 www 499: <input type="hidden" name="attrs" value="1" />
1.176 banghart 500: END
1.178 albertel 501: my @file_categories = &Apache::loncommon::filecategories();
502: my %select_file_categories;
503: my @select_form_order = ('');
1.179 banghart 504: $select_file_categories{''} = &mt('All file types');
1.178 albertel 505: foreach my $cat (@file_categories) {
506: my $types = join(",",&Apache::loncommon::filecategorytypes($cat));
507: $select_file_categories{$types} = $cat;
508: push(@select_form_order,$types);
509: }
510: $select_file_categories{'select_form_order'} = \@select_form_order;
511: my $type_element=
512: &Apache::loncommon::select_form($typeselect,'only',
513: %select_file_categories);
514: $type_element = '<label>'.&mt('File Type Displayed: [_1]',
515: $type_element).'</label>';
1.181.4.1 raeburn 516: $r->print($type_element
517: .'</fieldset>');
1.178 albertel 518: $r->print(<<END);
1.174 banghart 519: <br />
1.87 www 520: <input type="submit" name="updatedisplay" value="$lt{'ud'}" />
1.16 harris41 521: <input type="hidden" name="acts" value="" />
1.87 www 522: $closebutton $groupimportbutton
1.1 www 523: END
1.170 albertel 524: $r->print(&Apache::loncommon::inhibit_menu_check('input'));
1.178 albertel 525:
1.97 www 526: # -------------- Filter out sequence containment in crumbs and "recent folders"
527: my $storeuri=$uri;
528: $storeuri='/'.(split(/\.(page|sequence)\/\//,$uri))[-1];
529: $storeuri=~s/\/+/\//g;
1.82 www 530: # ---------------------------------------------------------------- Bread crumbs
1.97 www 531: $r->print(&Apache::lonhtmlcommon::crumbs($storeuri,'','',
1.145 www 532: (($env{'form.catalogmode'} eq 'import')?
1.87 www 533: 'document.forms.fileattr':'')).
534: &Apache::lonhtmlcommon::select_recent('residx','resrecent',
1.128 foxr 535: '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 536: # -------------------------------------------------------- Resource Home Button
1.133 albertel 537: my $reshome=$env{'course.'.$env{'request.course.id'}.'.reshome'};
1.100 www 538: if ($reshome) {
539: $r->print("<font size='+2'><a href='");
1.145 www 540: if ($env{'form.catalogmode'} eq 'import') {
1.170 albertel 541: $r->print('javascript:document.forms.fileattr.action="'.&Apache::loncommon::inhibit_menu_check($reshome).'";document.forms.fileattr.submit();');
1.100 www 542: } else {
543: $r->print($reshome);
544: }
545: $r->print("'>".&mt('Home').'</a></font>');
546: }
547: $r->print('</form>');
1.85 www 548: # ------------------------------------------------------ Remember where we were
1.97 www 549: &Apache::loncommon::storeresurl($storeuri);
550: &Apache::lonhtmlcommon::store_recent('residx',$storeuri,$storeuri);
1.163 banghart 551: # -------------------------------------------------- Check All and Uncheck all
1.171 albertel 552: if ($env{'form.catalogmode'} eq 'import') {
553: $r->print('<br /><input type="button" value="'.&mt("Check All").'" id="checkallbutton" onClick="javascript:checkAll()" />');
554: $r->print('<input type="button" value="'.&mt("Uncheck All").'" id="uncheckallbutton" onClick="javascript:uncheckAll()" />');
555: }
1.23 harris41 556: # ----------------- output starting row to the indexed file/directory hierarchy
1.15 harris41 557: my $titleclr="#ddffff";
1.129 albertel 558: #$r->print(&initdebug());
559: #$r->print(&writedebug("Omit:@Omit")) if (@Omit);
560: #$r->print(&writedebug("Only:@Only")) if (@Only);
561: $r->print('<table width="100%" border="0"><tr><td bgcolor="#777777">'."\n");
562: $r->print('<table width="100%" border="0"><tr bgcolor="'.$titleclr.'">'."\n");
1.77 www 563: $r->print("<td $colspan><b>".&mt('Name')."</b></td>\n");
564: $r->print("<td><b>".&mt('Title')."</b></td>\n")
1.45 ng 565: if ($hash{'display_attrs_0'} == 1);
1.77 www 566: $r->print("<td align=right><b>".&mt("Size")." (".&mt("bytes").") ".
1.45 ng 567: "</b></td>\n") if ($hash{'display_attrs_1'} == 1);
1.77 www 568: $r->print("<td><b>".&mt("Last accessed")."</b></td>\n")
1.17 harris41 569: if ($hash{'display_attrs_2'} == 1);
1.77 www 570: $r->print("<td><b>".&mt("Last modified")."</b></td>\n")
1.17 harris41 571: if ($hash{'display_attrs_3'} == 1);
1.77 www 572: $r->print("<td><b>".&mt("Author(s)")."</b></td>\n")
1.17 harris41 573: if ($hash{'display_attrs_4'} == 1);
1.77 www 574: $r->print("<td><b>".&mt("Keywords")."</b></td>\n")
1.17 harris41 575: if ($hash{'display_attrs_5'} == 1);
1.77 www 576: $r->print("<td><b>".&mt("Language")."</b></td>\n")
1.45 ng 577: if ($hash{'display_attrs_6'} == 1);
1.77 www 578: $r->print("<td><b>".&mt("Usage Statistics")." <br />(".
1.120 matthew 579: &mt("Courses/Network Hits").")</b> ".&mt('updated periodically')."</td>\n")
1.70 ng 580: if ($hash{'display_attrs_8'} == 1);
1.109 taceyjo1 581: $r->print("<td><b>".&mt("Source Available")."</b></td>\n")
582: if ($hash{'display_attrs_10'} == 1);
1.111 www 583: $r->print("<td><b>".&mt("Linked/Related Resources")."</b></td>\n")
584: if ($hash{'display_attrs_11'} == 1);
1.115 www 585: $r->print("<td><b>".&mt("Resource")."</b></td>\n")
586: if ($hash{'display_attrs_7'} == 1);
1.181.4.1 raeburn 587: $r->print("<th>".&mt("Subject")."</th>\n")
588: if ($hash{'display_attrs_12'} == 1);
589: $r->print("<th>".&mt("Notes")."</th>\n")
590: if ($hash{'display_attrs_13'} == 1);
591: $r->print("<th>".&mt("Abstract")."</th>\n")
592: if ($hash{'display_attrs_14'} == 1);
593: $r->print("<th>".&mt("Grade Level")."</th>\n")
594: if ($hash{'display_attrs_15'} == 1);
595: $r->print("<th>".&mt("Standards")."</th>\n")
596: if ($hash{'display_attrs_16'} == 1);
1.45 ng 597: $r->print('</tr>');
1.5 harris41 598:
1.23 harris41 599: # ----------------- read in what directories have previously been set to "open"
1.27 harris41 600: foreach (keys %hash) {
1.4 harris41 601: if ($_ =~ /^diropen_status_/) {
602: my $key = $_;
603: $key =~ s/^diropen_status_//;
604: $dirs{$key} = $hash{$_};
605: }
1.27 harris41 606: }
1.4 harris41 607:
1.133 albertel 608: if ($env{'form.openuri'}) { # take care of review and refresh options
609: my $uri=$env{'form.openuri'};
1.4 harris41 610: if (exists($hash{'diropen_status_'.$uri})) {
611: my $cursta = $hash{'diropen_status_'.$uri};
1.2 harris41 612: $dirs{$uri} = 'open';
1.4 harris41 613: $hash{'diropen_status_'.$uri} = 'open';
614: if ($cursta eq 'open') {
615: $dirs{$uri} = 'closed';
616: $hash{'diropen_status_'.$uri} = 'closed';
617: }
1.2 harris41 618: } else {
1.4 harris41 619: $hash{'diropen_status_'.$uri} = 'open';
1.2 harris41 620: $dirs{$uri} = 'open';
621: }
622: }
1.12 ng 623:
624: my $toplevel;
1.13 ng 625: my $indent = 0;
1.12 ng 626: $uri = $uri.'/' if $uri !~ /.*\/$/;
1.17 harris41 627:
1.133 albertel 628: if ($env{'form.dirPointer'} ne 'on') {
1.88 www 629: $hash{'top.level'} = $uri;
630: $toplevel = $uri;
631: } else {
632: $toplevel = $hash{'top.level'};
633: }
1.17 harris41 634:
1.23 harris41 635: # -------------------------------- if not at top level, provide an uplink arrow
1.45 ng 636: if ($toplevel ne '/res/'){
1.13 ng 637: my (@uri_com) = split(/\//,$uri);
638: pop @uri_com;
639: my $upone = join('/',@uri_com);
640: my @list = qw (0);
641: &display_line ($r,'opened',$upone.'&viewOneUp',0,$upone,@list);
642: $indent = 1;
1.12 ng 643: }
1.17 harris41 644:
1.23 harris41 645: # -------- recursively go through all the directories and output as appropriate
1.16 harris41 646: &scanDir ($r,$toplevel,$indent,\%hash);
1.12 ng 647:
1.152 albertel 648:
649: # -------------------------------------------------------------- end the tables
650: $r->print('</table>');
1.23 harris41 651: # ---------------------------- embed hidden information useful for group import
1.152 albertel 652: $r->print("<form name='fnum' action=''>");
1.131 albertel 653: $r->print("<input type='hidden' name='fnum' value='$fnum' /></form>");
1.23 harris41 654: # -------------------------------------------------------------- end the tables
1.45 ng 655: $r->print('</td></tr></table>');
1.17 harris41 656:
1.23 harris41 657: # --------------------------------------------------- end the output and return
1.141 albertel 658: $r->print(&Apache::loncommon::end_page()."\n");
1.2 harris41 659: }
1.67 matthew 660: if(! $c->aborted()) {
1.87 www 661: # write back into the temporary file
1.68 albertel 662: my %dbfile;
1.67 matthew 663: if (tie(%dbfile,'GDBM_File',$diropendb,&GDBM_NEWDB(),0640)) {
664: while (my($key,$value) = each(%hash)) {
665: $dbfile{$key}=$value;
666: }
667: untie(%dbfile);
668: }
669: }
670:
1.1 www 671: return OK;
672: }
1.2 harris41 673:
1.17 harris41 674: # ----------------------------------------------- recursive scan of a directory
1.2 harris41 675: sub scanDir {
1.16 harris41 676: my ($r,$startdir,$indent,$hashref)=@_;
1.67 matthew 677: my $c = $r->connection();
1.3 harris41 678: my ($compuri,$curdir);
679: my $dirptr=16384;
1.90 taceyjo1 680: my $obs;
1.1 www 681: $indent++;
1.2 harris41 682: my %dupdirs = %dirs;
683: my @list=&get_list($r,$startdir);
684: foreach my $line (@list) {
1.67 matthew 685: return if ($c->aborted());
1.90 taceyjo1 686: #This is a kludge, sorry aboot this
1.92 taceyjo1 687: my ($strip,$dom,undef,$testdir,undef,undef,undef,undef,undef,undef,undef,undef,undef,undef,$obs,undef)=split(/\&/,$line,16);
1.90 taceyjo1 688: next if($strip =~ /.*\.meta$/ | $obs eq '1');
1.18 ng 689: my (@fileparts) = split(/\./,$strip);
1.70 ng 690: if ($hash{'display_attrs_9'} != 1) {
1.181 bisitz 691: # if not all versions to be shown
1.18 ng 692: if (scalar(@fileparts) >= 3) {
693: my $fext = pop @fileparts;
694: my $ov = pop @fileparts;
695: my $fname = join ('.',@fileparts,$fext);
1.75 albertel 696: next if (grep /\Q$fname\E/,@list and $ov =~ /^\d+$/);
1.18 ng 697: }
698: }
699:
1.45 ng 700: if ($dom eq 'domain') {
1.72 albertel 701: # dom list has full path /res/<domain name>/ already
702: $curdir='';
1.73 albertel 703: $compuri = (split(/\&/,$line))[0];
1.2 harris41 704: } else {
1.17 harris41 705: # user, dir & file have name only, i.e., w/o path
1.45 ng 706: $compuri = join('',$startdir,$strip,'/');
1.3 harris41 707: $curdir = $startdir;
1.2 harris41 708: }
1.45 ng 709: my $diropen = 'closed';
1.96 www 710: if (($dirptr&$testdir) or ($dom =~ /^(domain|user)$/) or ($compuri=~/\.(sequence|page)\/$/)) {
1.3 harris41 711: while (my ($key,$val)= each %dupdirs) {
1.5 harris41 712: if ($key eq $compuri and $val eq "open") {
1.11 ng 713: $diropen = "opened";
1.53 albertel 714: delete($dupdirs{$key});
715: delete($dirs{$key});
1.5 harris41 716: }
1.3 harris41 717: }
1.1 www 718: }
1.16 harris41 719: &display_line($r,$diropen,$line,$indent,$curdir,$hashref,@list);
1.45 ng 720: &scanDir ($r,$compuri,$indent) if $diropen eq 'opened';
1.1 www 721: }
722: $indent--;
723: }
724:
1.17 harris41 725: # --------------- get complete matched list based on the uri (returns an array)
1.1 www 726: sub get_list {
727: my ($r,$uri)=@_;
1.97 www 728: my @list=();
1.45 ng 729: (my $luri = $uri) =~ s/\//_/g;
1.133 albertel 730: if ($env{'form.updatedisplay'}) {
1.27 harris41 731: foreach (keys %hash) {
1.4 harris41 732: delete $hash{$_} if ($_ =~ /^dirlist_files_/);
1.121 albertel 733: delete $hash{$_} if ($_ =~ /^dirlist_timestamp_files_/);
1.87 www 734: }
1.2 harris41 735: }
736:
1.121 albertel 737: if (defined($hash{'dirlist_files_'.$luri}) &&
738: $hash{'dirlist_timestamp_files_'.$luri}+600 > (time)) {
1.4 harris41 739: @list = split(/\n/,$hash{'dirlist_files_'.$luri});
1.97 www 740: } elsif ($uri=~/\.(page|sequence)\/$/) {
1.94 www 741: # is a page or a sequence
1.97 www 742: $uri=~s/\/$//;
743: $uri='/'.(split(/\.(page|sequence)\/\//,$uri))[-1];
744: $uri=~s/\/+/\//g;
745: foreach (&Apache::lonsequence::attemptread(&Apache::lonnet::filelocation('',$uri))) {
746: my @ratpart=split(/\:/,$_);
1.156 albertel 747: push(@list,&LONCAPA::map::qtescape($ratpart[1]));
1.97 www 748: }
1.94 www 749: $hash{'dirlist_files_'.$luri} = join("\n",@list);
1.1 www 750: } else {
1.94 www 751: # is really a directory
1.4 harris41 752: @list = &Apache::lonnet::dirlist($uri);
1.87 www 753: $hash{'dirlist_files_'.$luri} = join("\n",@list);
1.121 albertel 754: $hash{'dirlist_timestamp_files_'.$luri} = time;
1.1 www 755: }
1.156 albertel 756: return @list=&match_ext($r,@list);
1.1 www 757: }
758:
1.112 www 759: sub dynmetaread {
760: my $uri=shift;
761: if (($hash{'display_attrs_8'}==1) || ($hash{'display_attrs_11'}==1)) {
1.117 www 762: # We don't want the filename
763: $uri=~s/\/[^\/]+$//;
764: # Did we already see this?
765: my $builddir=$uri;
766: while ($builddir) {
767: if ($dynread{$builddir}) {
768: return 0;
769: }
770: $builddir=~s/\/[^\/]+$//;
771: }
772: # Actually get the data
1.112 www 773: %dynhash=
1.143 www 774: (%dynhash,&Apache::lonmeta::get_dynamic_metadata_from_sql($uri.'/'));
1.117 www 775: # Remember that we got it
776: $dynread{$uri}=1;
1.112 www 777: }
778: }
779:
1.40 matthew 780: sub initdebug {
1.141 albertel 781: my $start_page=
782: &Apache::loncommon::start_page('Debug',undef,
783: {'only_body' => 1,});
784: $start_page =~ s/\n/ /g;
1.40 matthew 785: return <<ENDJS;
1.141 albertel 786: <script type="text/javascript">
1.40 matthew 787: var debugging = true;
788: if (debugging) {
789: var debuggingWindow = window.open('','Debug','width=400,height=300',true);
790: }
791:
792: function output(text) {
793: if (debugging) {
794: debuggingWindow.document.writeln(text);
795: }
796: }
1.141 albertel 797: output('$start_page<pre>');
1.40 matthew 798: </script>
799: ENDJS
800: }
801:
802: sub writedebug {
1.141 albertel 803: my ($text) = @_;
804: return "<script type=\"text/javascript\">output('$text');</script>";
1.40 matthew 805: }
806:
1.17 harris41 807: # -------------------- filters out files based on extensions (returns an array)
1.1 www 808: sub match_ext {
809: my ($r,@packlist)=@_;
810: my @trimlist;
811: my $nextline;
812: my @fileext;
813: my $dirptr=16384;
814:
1.2 harris41 815: foreach my $line (@packlist) {
816: chomp $line;
817: $line =~ s/^\/home\/httpd\/html//;
818: my @unpackline = split (/\&/,$line);
1.45 ng 819: next if ($unpackline[0] eq '.');
820: next if ($unpackline[0] eq '..');
1.2 harris41 821: my @filecom = split (/\./,$unpackline[0]);
822: my $fext = pop(@filecom);
1.96 www 823: my $fnptr = ($unpackline[3]&$dirptr) || ($fext=~/\.(page|sequence)$/);
1.2 harris41 824: if ($fnptr == 0 and $unpackline[3] ne "") {
1.28 harris41 825: my $embstyle = &Apache::loncommon::fileembstyle($fext);
1.25 matthew 826: push @trimlist,$line if (defined($embstyle) &&
1.32 harris41 827: ($embstyle ne 'hdn' or $fext eq 'meta'));
1.1 www 828: } else {
1.2 harris41 829: push @trimlist,$line;
1.1 www 830: }
831: }
1.80 albertel 832: @trimlist = sort {uc($a) cmp uc($b)} (@trimlist);
1.1 www 833: return @trimlist;
834: }
835:
1.17 harris41 836: # ------------------------------- displays one line in appropriate table format
1.23 harris41 837: sub display_line {
1.16 harris41 838: my ($r,$diropen,$line,$indent,$startdir,$hashref,@list)=@_;
1.53 albertel 839: my (@pathfn, $fndir);
1.97 www 840: # there could be relative paths (files actually belonging into this directory)
841: # or absolute paths (for example, from sequences)
842: my $absolute;
843: my $pathprefix;
1.107 albertel 844: if ($line=~m|^/res/| && $startdir ne '') {
1.97 www 845: $absolute=1;
846: $pathprefix='';
847: } else {
848: $absolute=0;
849: $pathprefix=$startdir;
850: }
1.1 www 851: my $dirptr=16384;
852: my $fileclr="#ffffe6";
1.45 ng 853: my $iconpath= $r->dir_config('lonIconsURL') . '/';
1.1 www 854:
855: my @filecom = split (/\&/,$line);
856: my @pathcom = split (/\//,$filecom[0]);
857: my $listname = $pathcom[scalar(@pathcom)-1];
858: my $fnptr = $filecom[3]&$dirptr;
1.77 www 859: my $msg = &mt('View').' '.$filecom[0].' '.&mt('resources');
860: $msg = &mt('Close').' '.$filecom[0].' '.&mt('directory') if $diropen eq 'opened';
1.1 www 861:
1.45 ng 862: my $tabtag='</td>';
1.1 www 863: my $i=0;
1.181.4.1 raeburn 864: while ($i<=16) {
1.45 ng 865: $tabtag=join('',$tabtag,"<td> </td>")
1.155 albertel 866: if ($i != 9 &&
867: $hash{'display_attrs_'.$i} == 1);
1.1 www 868: $i++;
869: }
1.63 ng 870: my $valign = ($hash{'display_attrs_7'} == 1 ? 'top' : 'bottom');
1.17 harris41 871:
872: # display uplink arrow
1.45 ng 873: if ($filecom[1] eq 'viewOneUp') {
1.98 www 874: my $updir=$startdir;
875: # -------------- Filter out sequence containment in crumbs and "recent folders"
876: $updir='/'.(split(/\.(page|sequence)\/\//,$startdir))[-1];
877: $updir=~s/\/+/\//g;
878:
1.159 banghart 879: $r->print("<tr valign='$valign' bgcolor=\"$fileclr\">$extrafield");
1.70 ng 880: $r->print("<td>\n");
1.98 www 881: $r->print ('<form method="post" name="dirpathUP" action="'.$updir.
1.16 harris41 882: '/" '.
1.17 harris41 883: 'onSubmit="return rep_dirpath(\'UP\','.
884: 'document.forms.fileattr.acts.value)" '.
1.16 harris41 885: 'enctype="application/x-www-form-urlencoded"'.
886: '>'."\n");
1.170 albertel 887: $r->print(&Apache::loncommon::inhibit_menu_check('input'));
1.181.4.1 raeburn 888: $r->print ('<input type="hidden" name="openuri" value="'.
1.131 albertel 889: $startdir.'" />'."\n");
890: $r->print ('<input type="hidden" name="acts" value="" />'."\n");
1.13 ng 891: $r->print ('<input src="'.$iconpath.'arrow_up.gif"');
1.162 albertel 892: $r->print (' name="'.$msg.'" type="image" class="LC_indexer_icon" />'.
1.17 harris41 893: "\n");
1.135 www 894: $r->print(&mt("Up")."</form>$tabtag</tr>\n");
1.13 ng 895: return OK;
896: }
1.97 www 897: # Do we have permission to look at this?
898:
899: if($filecom[15] ne '1') { return OK if (!&Apache::lonnet::allowed('bre',$pathprefix.$filecom[0])); }
900:
901: # make absolute links appear on different background
1.112 www 902: if ($absolute) { $fileclr='#ccdd99'; }
1.17 harris41 903:
904: # display domain
1.45 ng 905: if ($filecom[1] eq 'domain') {
1.131 albertel 906: $r->print ('<input type="hidden" name="dirPointer" value="on" />'."\n")
1.133 albertel 907: if ($env{'form.dirPointer'} eq "on");
1.159 banghart 908: $r->print("<tr valign='$valign' bgcolor=\"$fileclr\">$extrafield");
1.70 ng 909: $r->print("<td>");
1.73 albertel 910: &begin_form ($r,$filecom[0]);
911: my $anchor = $filecom[0];
1.162 albertel 912: $anchor =~ s/\W//g;
1.152 albertel 913: $r->print ('<a name="'.$anchor.'"></a>');
1.131 albertel 914: $r->print ('<input type="hidden" name="acts" value="" />');
1.17 harris41 915: $r->print ('<input src="'.$iconpath.'folder_pointer_'.
916: $diropen.'.gif"');
1.162 albertel 917: $r->print (' name="'.$msg.'" type="image" class="LC_indexer_icon" />'.
1.17 harris41 918: "\n");
1.128 foxr 919: my $quotable_filecom = &Apache::loncommon::escape_single($filecom[0]);
1.125 foxr 920: $r->print ('<a href="javascript:gothere(\''.$quotable_filecom.
1.152 albertel 921: '\')"><img alt="" src="'.$iconpath.'server.gif"');
1.162 albertel 922: $r->print (' class="LC_icon" /></a>'."\n");
1.77 www 923: $r->print (&mt("Domain")." - $listname ");
1.158 albertel 924: if (&Apache::lonnet::domain($listname,'description')) {
925: $r->print("(".&Apache::lonnet::domain($listname,'description').
1.60 albertel 926: ")");
927: }
1.135 www 928: $r->print ("</form>$tabtag</tr>\n");
1.1 www 929: return OK;
1.17 harris41 930:
931: # display user directory
1.1 www 932: }
1.45 ng 933: if ($filecom[1] eq 'user') {
1.160 banghart 934: # $r->print("<tr valign=$valign bgcolor=\"$fileclr\">$extrafield");
1.2 harris41 935: my $curdir = $startdir.$filecom[0].'/';
1.3 harris41 936: my $anchor = $curdir;
1.162 albertel 937: $anchor =~ s/\W//g;
1.163 banghart 938: $r->print("<tr bgcolor=\"$fileclr\">$extrafield<td valign=$valign>");
1.13 ng 939: &begin_form ($r,$curdir);
1.152 albertel 940: $r->print ('<a name="'.$anchor.'"></a><img alt="" src="'.$iconpath.
1.162 albertel 941: 'whitespace1.gif" class="LC_icon" />'."\n");
1.131 albertel 942: $r->print ('<input type="hidden" name="acts" value="" />');
1.17 harris41 943: $r->print ('<input src="'.$iconpath.'folder_pointer_'.$diropen.
944: '.gif"');
1.162 albertel 945: $r->print (' name="'.$msg.'" type="image" class="LC_indexer_icon" />'.
1.17 harris41 946: "\n");
1.128 foxr 947: my $quotable_curdir = &Apache::loncommon::escape_single($curdir);
1.125 foxr 948: $r->print ('<a href="javascript:gothere(\''.$quotable_curdir
1.162 albertel 949: .'\')"><img alt="'.$msg.'" src="'.
950: $iconpath.'quill.gif" class="LC_indexer_icon" /></a>');
1.60 albertel 951: my $domain=(split(m|/|,$startdir))[2];
952: my $plainname=&Apache::loncommon::plainname($listname,$domain);
953: $r->print ($listname);
954: if (defined($plainname) && $plainname) { $r->print(" ($plainname) "); }
1.131 albertel 955: $r->print ('</form>'.$tabtag.'</tr>'."\n");
1.1 www 956: return OK;
957: }
1.17 harris41 958:
1.1 www 959: # display file
1.97 www 960: if (($fnptr == 0 and $filecom[3] ne '') or $absolute) {
1.166 banghart 961: my $title;
1.97 www 962: my $filelink = $pathprefix.$filecom[0];
1.166 banghart 963: if ($hash{'display_attrs_0'} == 1) {
1.169 albertel 964: $title = &Apache::lonnet::gettitle($filelink);
1.166 banghart 965: }
1.1 www 966: my @file_ext = split (/\./,$listname);
1.25 matthew 967: my $curfext = $file_ext[-1];
1.40 matthew 968: if (@Omit) {
1.179 banghart 969: foreach (@Omit) { return OK if (lc($curfext) eq $_); }
1.40 matthew 970: }
971: if (@Only) {
972: my $skip = 1;
1.179 banghart 973: foreach (@Only) { $skip = 0 if (lc($curfext) eq $_); }
1.40 matthew 974: return OK if ($skip > 0);
975: }
1.25 matthew 976: # Set the icon for the file
1.84 albertel 977: my $iconname = &Apache::loncommon::icon($listname);
1.181.4.1 raeburn 978: $r->print('<tr valign="'.$valign.'" bgcolor="'.$fileclr.'">'.
979: '<td valign="top"><span class="LC_nobreak">');
1.104 albertel 980:
1.133 albertel 981: if ($env{'form.catalogmode'} eq 'interactive') {
1.128 foxr 982: my $quotable_filelink = &Apache::loncommon::escape_single($filelink);
1.35 matthew 983: $r->print("<a href=\"javascript:select_data(\'",
1.125 foxr 984: $quotable_filelink,"')\">");
1.162 albertel 985: $r->print("<img alt=\"\" src='",$iconpath,"select.gif' class='LC_icon' /></a>".
1.17 harris41 986: "\n");
1.181.4.1 raeburn 987: $r->print('</span></td><td valign="top"><span class="LC_nobreak">');
1.145 www 988: } elsif ($env{'form.catalogmode'} eq 'import') {
1.152 albertel 989: $r->print("<form name='form$fnum' action=''>\n");
1.8 harris41 990: $r->print("<input type='checkbox' name='filelink"."' ".
1.16 harris41 991: "value='$filelink' onClick='".
992: "javascript:queue(\"form$fnum\")' ");
993: if ($hash{'store_'.$filelink}) {
994: $r->print("checked");
995: }
1.131 albertel 996: $r->print(" />\n");
1.181.4.1 raeburn 997: $r->print('</form></span></td><td valign="top"><span class="LC_nobreak">');
1.16 harris41 998: $hash{"pre_${fnum}_link"}=$filelink;
1.166 banghart 999: $hash{"pre_${fnum}_title"}=$title;
1.165 banghart 1000: if (!$hash{"pre_${fnum}_title"}) {
1.167 banghart 1001: $hash{"pre_${fnum}_title"} = 'Not_retrieved';
1.165 banghart 1002: }
1.8 harris41 1003: $fnum++;
1.7 harris41 1004: }
1.95 www 1005: # Form to open or close sequences
1006: if ($filelink=~/\.(page|sequence)$/) {
1007: my $curdir = $startdir.$filecom[0].'/';
1008: &begin_form($r,$curdir);
1009: $indent--;
1010: }
1011: # General indentation
1.181.4.1 raeburn 1012: if ($indent > 0 and $indent < 16) {
1.162 albertel 1013: $r->print("<img alt=\"\" src='",$iconpath,"whitespace",$indent,
1014: ".gif' class='LC_icon' />\n");
1.11 ng 1015: } elsif ($indent >0) {
1.4 harris41 1016: my $ten = int($indent/10.);
1017: my $rem = $indent%10.0;
1018: my $count = 0;
1019: while ($count < $ten) {
1.162 albertel 1020: $r->print("<img alt=\"\" src=".$iconpath.
1021: "whitespace10.gif class='LC_icon' />\n");
1.1 www 1022: $count++;
1.4 harris41 1023: }
1.152 albertel 1024: $r->print("<img alt=\"\" src=",$iconpath,"whitespace",$rem,
1.162 albertel 1025: ".gif class='LC_icon' />\n") if $rem > 0;
1.1 www 1026: }
1.95 www 1027: # Sequence open/close icon
1028: if ($filelink=~/\.(page|sequence)$/) {
1029: my $curdir = $startdir.$filecom[0].'/';
1030: my $anchor = $curdir;
1.162 albertel 1031: $anchor =~ s/\W//g;
1.131 albertel 1032: $r->print ('<input type="hidden" name="acts" value="" />');
1.152 albertel 1033: $r->print ('<a name="'.$anchor.'"></a><input src="'.$iconpath.
1.95 www 1034: 'folder_pointer_'.$diropen.'.gif"');
1.162 albertel 1035: $r->print (' name="'.$msg.'" type="image" class="LC_indexer_icon" />'.
1.95 www 1036: "\n");
1037: }
1038: # Filetype icons
1.162 albertel 1039: $r->print("<img alt=\"\" src='$iconname' class='LC_icon' />\n");
1.128 foxr 1040: my $quotable_filelink = &Apache::loncommon::escape_single($filelink);
1.125 foxr 1041:
1042: $r->print (" <a href=\"javascript:openWindow('".$quotable_filelink.
1.170 albertel 1043: "?inhibitmenu=yes','previewfile','450','500','no','yes','yes');\"".
1.152 albertel 1044: " target=\"_self\">$listname</a> ");
1.170 albertel 1045: $quotable_filelink = &Apache::loncommon::escape_single($filelink.'.meta');
1046: &Apache::loncommon::inhibit_menu_check(\$quotable_filelink);
1.125 foxr 1047: $r->print (" (<a href=\"javascript:openWindow('".$quotable_filelink.
1.170 albertel 1048: "?inhibitmenu=yes','metadatafile','500','550','no','yes','no');\" ".
1.180 bisitz 1049: " target=\"_self\">".&mt('metadata')."</a>) ");
1.134 www 1050: # Close form to open/close sequence
1051: if ($filelink=~/\.(page|sequence)$/) {
1052: $r->print('</form>');
1053: }
1.181.4.1 raeburn 1054: $r->print("</span></td>\n");
1.45 ng 1055: if ($hash{'display_attrs_0'} == 1) {
1.70 ng 1056: $r->print('<td> '.($title eq '' ? ' ' : $title).
1.45 ng 1057: ' </td>'."\n");
1058: }
1.181.4.1 raeburn 1059: $r->print('<td align="right"> ',
1.17 harris41 1060: $filecom[8]," </td>\n")
1.45 ng 1061: if $hash{'display_attrs_1'} == 1;
1.70 ng 1062: $r->print('<td> '.
1.181 bisitz 1063: (&Apache::lonlocal::locallocaltime($filecom[9]))." </td>\n")
1.45 ng 1064: if $hash{'display_attrs_2'} == 1;
1.70 ng 1065: $r->print('<td> '.
1.181 bisitz 1066: (&Apache::lonlocal::locallocaltime($filecom[10]))." </td>\n")
1.45 ng 1067: if $hash{'display_attrs_3'} == 1;
1.2 harris41 1068:
1.45 ng 1069: if ($hash{'display_attrs_4'} == 1) {
1.104 albertel 1070: my $author = &Apache::lonnet::metadata($filelink,'author');
1.70 ng 1071: $r->print('<td> '.($author eq '' ? ' ' : $author).
1.17 harris41 1072: " </td>\n");
1.2 harris41 1073: }
1.45 ng 1074: if ($hash{'display_attrs_5'} == 1) {
1.104 albertel 1075: my $keywords = &Apache::lonnet::metadata($filelink,'keywords');
1.45 ng 1076: # $keywords = ' ' if (!$keywords);
1.70 ng 1077: $r->print('<td> '.($keywords eq '' ? ' ' : $keywords).
1.17 harris41 1078: " </td>\n");
1.2 harris41 1079: }
1.109 taceyjo1 1080: #'
1081:
1.45 ng 1082: if ($hash{'display_attrs_6'} == 1) {
1.104 albertel 1083: my $lang = &Apache::lonnet::metadata($filelink,'language');
1.28 harris41 1084: $lang = &Apache::loncommon::languagedescription($lang);
1.70 ng 1085: $r->print('<td> '.($lang eq '' ? ' ' : $lang).
1.17 harris41 1086: " </td>\n");
1.2 harris41 1087: }
1.70 ng 1088: if ($hash{'display_attrs_8'} == 1) {
1.111 www 1089: # statistics
1.117 www 1090: &dynmetaread($filelink);
1.112 www 1091: $r->print("<td>");
1.181.4.1 raeburn 1092: for (qw(count course stdno avetries difficulty disc clear technical
1093: correct helpful depth)) {
1094:
1095: &dynmetaprint($r,$filelink,$_);
1096: }
1.112 www 1097: $r->print(" </td>\n");
1.111 www 1098:
1.70 ng 1099: }
1.109 taceyjo1 1100: if ($hash{'display_attrs_10'} == 1) {
1101: my $source = &Apache::lonnet::metadata($filelink,'sourceavail');
1.110 albertel 1102: if($source eq 'open') {
1.119 taceyjo1 1103: my $sourcelink = &Apache::lonsource::make_link($filelink,$listname);
1.128 foxr 1104: my $quotable_sourcelink = &Apache::loncommon::escape_single($sourcelink);
1.170 albertel 1105: &Apache::loncommon::inhibit_menu_check(\$quotable_sourcelink);
1.125 foxr 1106: $r->print('<td>'."<a href=\"javascript:openWindow('"
1107: .$quotable_sourcelink.
1.152 albertel 1108: "', 'previewsource', '700', '700', 'no', 'yes','yes');\"".
1.181 bisitz 1109: " target=\"_self\">".&mt('Source Code')."</a> "."</td>\n");
1.110 albertel 1110: } else { #A cuddled else. :P
1.111 www 1111: $r->print("<td> </td>\n");
1.110 albertel 1112: }
1.109 taceyjo1 1113: }
1.111 www 1114: if ($hash{'display_attrs_11'} == 1) {
1115: # links
1.117 www 1116: &dynmetaread($filelink);
1.113 www 1117: $r->print('<td>');
1.148 www 1118: &coursecontext($r,$filelink);
1.181.4.1 raeburn 1119: for (qw(goto_list comefrom_list sequsage_list dependencies course_list)) {
1120: &dynmetaprint($r,$filelink,$_);
1121: }
1122: $r->print('</td>');
1.114 www 1123: }
1.115 www 1124: if ($hash{'display_attrs_7'} == 1) {
1125: # Show resource
1.140 www 1126: my $output=&showpreview($filelink);
1127: $r->print('<td> '.($output eq '' ? ' ':$output).
1.115 www 1128: " </td>\n");
1129: }
1.181.4.1 raeburn 1130: if ($hash{'display_attrs_12'} == 1) {
1131: my $subject = &Apache::lonnet::metadata($filelink,'subject');
1132: $r->print('<td> '.($subject eq '' ? ' ' : $subject).
1133: " </td>\n");
1134: }
1135:
1136: if ($hash{'display_attrs_13'} == 1) {
1137: my $notes = &Apache::lonnet::metadata($filelink,'notes');
1138: $r->print('<td> '.($notes eq '' ? ' ' : $notes).
1139: " </td>\n");
1140: }
1141:
1142: if ($hash{'display_attrs_14'} == 1) {
1143: my $abstract = &Apache::lonnet::metadata($filelink,'abstract');
1144: $r->print('<td> '.($abstract eq '' ? ' ' : $abstract).
1145: " </td>\n");
1146: }
1147:
1148: if ($hash{'display_attrs_15'} == 1) {
1149: my $gradelevel = &Apache::lonnet::metadata($filelink,'gradelevel');
1150: $r->print('<td> '.($gradelevel eq '' ? ' ' : $gradelevel).
1151: " </td>\n");
1152: }
1153:
1154: if ($hash{'display_attrs_16'} == 1) {
1155: my $standards = &Apache::lonnet::metadata($filelink,'standards');
1156: $r->print('<td> '.($standards eq '' ? ' ' : $standards).
1157: " </td>\n");
1158: }
1159:
1.1 www 1160: $r->print("</tr>\n");
1161: }
1.17 harris41 1162:
1.2 harris41 1163: # -- display directory
1.1 www 1164: if ($fnptr == $dirptr) {
1.2 harris41 1165: my $curdir = $startdir.$filecom[0].'/';
1.3 harris41 1166: my $anchor = $curdir;
1.162 albertel 1167: $anchor =~ s/\W//g;
1.159 banghart 1168: $r->print("<tr bgcolor=\"$fileclr\">$extrafield<td valign=$valign>");
1.2 harris41 1169: &begin_form ($r,$curdir);
1.4 harris41 1170: my $indentm1 = $indent-1;
1.181.4.1 raeburn 1171: if ($indentm1 < 16 and $indentm1 > 0) {
1.152 albertel 1172: $r->print("<img alt=\"\" src=",$iconpath,"whitespace",$indentm1,
1.162 albertel 1173: ".gif class='LC_icon' />\n");
1.4 harris41 1174: } else {
1175: my $ten = int($indentm1/10.);
1176: my $rem = $indentm1%10.0;
1177: my $count = 0;
1178: while ($count < $ten) {
1.152 albertel 1179: $r->print ("<img alt=\"\" src=",$iconpath
1.162 albertel 1180: ,"whitespace10.gif class='LC_icon' />\n");
1.12 ng 1181: $count++;
1.4 harris41 1182: }
1.152 albertel 1183: $r->print ("<img alt=\"\" src=",$iconpath,"whitespace",$rem,
1.162 albertel 1184: ".gif class='LC_icon' />\n") if $rem > 0;
1.1 www 1185: }
1.131 albertel 1186: $r->print ('<input type="hidden" name="acts" value="" />');
1.152 albertel 1187: $r->print ('<a name="'.$anchor.'"></a><input src="'.$iconpath.
1.17 harris41 1188: 'folder_pointer_'.$diropen.'.gif"');
1.162 albertel 1189: $r->print (' name="'.$msg.'" type="image" class="LC_indexer_icon" />'.
1.17 harris41 1190: "\n");
1.128 foxr 1191: my $quotable_curdir = &Apache::loncommon::escape_single($curdir);
1.125 foxr 1192: $r->print ('<a href="javascript:gothere(\''
1.152 albertel 1193: .$quotable_curdir.'\')">'
1194: .'<img alt="'.&mt('Open Folder').'"src="'.
1.162 albertel 1195: $iconpath.'folder_'.$diropen.'.gif" class="LC_icon" /></a>'.
1.17 harris41 1196: "\n");
1.152 albertel 1197: $r->print ("$listname</form></td>\n");
1.86 www 1198: # Attributes
1199: my $filelink = $startdir.$filecom[0].'/default';
1200:
1201: if ($hash{'display_attrs_0'} == 1) {
1.169 albertel 1202: my $title = &Apache::lonnet::gettitle($filelink);
1.86 www 1203: $r->print('<td> '.($title eq '' ? ' ' : $title).
1204: ' </td>'."\n");
1205: }
1206: $r->print('<td align=right> ',
1207: $filecom[8]," </td>\n")
1208: if $hash{'display_attrs_1'} == 1;
1209: $r->print('<td> '.
1.181 bisitz 1210: (&Apache::lonlocal::locallocaltime($filecom[9]))." </td>\n")
1.86 www 1211: if $hash{'display_attrs_2'} == 1;
1212: $r->print('<td> '.
1.181 bisitz 1213: (&Apache::lonlocal::locallocaltime($filecom[10]))." </td>\n")
1.86 www 1214: if $hash{'display_attrs_3'} == 1;
1215:
1216: if ($hash{'display_attrs_4'} == 1) {
1217: my $author = &Apache::lonnet::metadata($filelink,'author');
1218: $r->print('<td> '.($author eq '' ? ' ' : $author).
1219: " </td>\n");
1220: }
1221: if ($hash{'display_attrs_5'} == 1) {
1222: my $keywords = &Apache::lonnet::metadata($filelink,'keywords');
1223: # $keywords = ' ' if (!$keywords);
1224: $r->print('<td> '.($keywords eq '' ? ' ' : $keywords).
1225: " </td>\n");
1226: }
1227: if ($hash{'display_attrs_6'} == 1) {
1228: my $lang = &Apache::lonnet::metadata($filelink,'language');
1229: $lang = &Apache::loncommon::languagedescription($lang);
1230: $r->print('<td> '.($lang eq '' ? ' ' : $lang).
1231: " </td>\n");
1232: }
1233: if ($hash{'display_attrs_8'} == 1) {
1234: $r->print('<td> </td>');
1235: }
1.115 www 1236: if ($hash{'display_attrs_10'} == 1) {
1.109 taceyjo1 1237: $r->print('<td> </td>');
1238: }
1.115 www 1239: if ($hash{'display_attrs_7'} == 1) {
1240: $r->print('<td> </td>');
1241: }
1.181.4.1 raeburn 1242: if ($hash{'display_attrs_12'} == 1) {
1243: my $subject = &Apache::lonnet::metadata($filelink,'subject');
1244: $r->print('<td> '.($subject eq '' ? ' ' : $subject).
1245: " </td>\n");
1246: }
1247: if ($hash{'display_attrs_11'} == 1) {
1248: $r->print('<td> </td>');
1249: }
1250: if ($hash{'display_attrs_12'} == 1) {
1251: my $subject = &Apache::lonnet::metadata($filelink,'subject');
1252: $r->print('<td> '.($subject eq '' ? ' ' : $subject).
1253: " </td>\n");
1254: }
1255: if ($hash{'display_attrs_13'} == 1) {
1256: my $notes = &Apache::lonnet::metadata($filelink,'notes');
1257: $r->print('<td> '.($notes eq '' ? ' ' : $notes).
1258: " </td>\n");
1259: }
1260: if ($hash{'display_attrs_14'} == 1) {
1261: my $abstract = &Apache::lonnet::metadata($filelink,'abstract');
1262: $r->print('<td> '.($abstract eq '' ? ' ' : $abstract).
1263: " </td>\n");
1264: }
1265: if ($hash{'display_attrs_15'} == 1) {
1266: my $gradelevel = &Apache::lonnet::metadata($filelink,'gradelevel');
1267: $r->print('<td> '.($gradelevel eq '' ? ' ' : $gradelevel).
1268: " </td>\n");
1269: }
1270: if ($hash{'display_attrs_16'} == 1) {
1271: my $standards = &Apache::lonnet::metadata($filelink,'standards');
1272: $r->print('<td> '.($standards eq '' ? ' ' : $standards).
1273: " </td>\n");
1274: }
1.152 albertel 1275: $r->print('</tr>');
1.1 www 1276: }
1.2 harris41 1277:
1.1 www 1278: }
1279:
1.148 www 1280: sub coursecontext {
1281: my ($r,$filelink)=@_;
1282: my $filesymb=&Apache::lonnet::symbread($filelink);
1283: if ($filesymb) {
1284: my ($map,$index,$resource)=&Apache::lonnet::decode_symb($filesymb);
1285: $r->print(&mt('Already in this course:<br />[_1] in folder/map [_2].<br />',
1286: &Apache::lonnet::gettitle($resource),
1287: &Apache::lonnet::gettitle($map)));
1288: }
1289: }
1290:
1.140 www 1291: sub showpreview {
1292: my ($filelink)=@_;
1.151 albertel 1293: if ($filelink=~m-^(/ext/|http://)-) {
1.150 www 1294: return &mt('External Resource, preview not enabled');
1295: }
1.140 www 1296: my ($curfext)=($filelink=~/\.(\w+)$/);
1297: my $output='';
1298: my $embstyle=&Apache::loncommon::fileembstyle($curfext);
1299: if ($embstyle eq 'ssi') {
1300: my $cache=$Apache::lonnet::perlvar{'lonDocRoot'}.$filelink.
1301: '.tmp';
1302: if ((!$env{'form.updatedisplay'}) &&
1303: (-e $cache)) {
1304: open(FH,$cache);
1305: $output=join("\n",<FH>);
1306: close(FH);
1307: } else {
1.147 www 1308: # In update display mode, remove old cache. This is done to retroactively
1309: # clean up course context renderings.
1310: if (-e $cache) {
1311: unlink($cache);
1312: }
1.140 www 1313: $output=&Apache::lonnet::ssi_body($filelink);
1.146 www 1314: # Is access denied? Don't render, don't store
1.140 www 1315: if ($output=~/LONCAPAACCESSCONTROLERRORSCREEN/s) {
1316: $output='';
1.146 www 1317: # Was this rendered in course content? Don't store
1318: } elsif (!&Apache::lonnet::symbread($filelink)) {
1.140 www 1319: open(FH,">$cache");
1320: print FH $output;
1321: close(FH);
1322: }
1323: }
1324: $output='<font size="-2">'.$output.'</font>';
1325: } elsif ($embstyle eq 'img') {
1.152 albertel 1326: $output='<img alt="'.&mt('Preview').'" src="'.$filelink.'" />';
1.154 albertel 1327: } elsif ($filelink=~m{^/res/($match_domain)/($match_username)/}) {
1.152 albertel 1328: $output='<img alt="'.&mt('Preview').'" src="http://'.
1.157 albertel 1329: &Apache::lonnet::hostname(&Apache::lonnet::homeserver($2,$1)).
1.140 www 1330: '/cgi-bin/thumbnail.gif?url='.$filelink.'" />';
1331: }
1332: return $output;
1333: }
1334:
1.113 www 1335: sub dynmetaprint {
1336: my ($r,$filelink,$item)=@_;
1337: if ($dynhash{$filelink}->{$item}) {
1.114 www 1338: $r->print("\n<br />".$fieldnames{$item}.': '.
1.113 www 1339: &Apache::lonmeta::prettyprint($item,
1340: $dynhash{$filelink}->{$item},
1.145 www 1341: (($env{'form.catalogmode'} ne 'import')?'preview':''),
1.113 www 1342: '',
1.145 www 1343: (($env{'form.catalogmode'} eq 'import')?'document.forms.fileattr':''),1));
1.113 www 1344: }
1345: }
1346:
1.14 harris41 1347: # ------------------- prints the beginning of a form for directory or file link
1.1 www 1348: sub begin_form {
1349: my ($r,$uri) = @_;
1.3 harris41 1350: my $anchor = $uri;
1.162 albertel 1351: $anchor =~ s/\W//g;
1352: $uri=&Apache::loncommon::escape_single($uri);
1.17 harris41 1353: $r->print ('<form method="post" name="dirpath'.$dnum.'" action="'.$uri.
1354: '#'.$anchor.
1355: '" onSubmit="return rep_dirpath(\''.$dnum.'\''.
1356: ',document.forms.fileattr.acts.value)" '.
1.16 harris41 1357: 'enctype="application/x-www-form-urlencoded">'."\n");
1.131 albertel 1358: $r->print ('<input type="hidden" name="openuri" value="'.$uri.'" />'.
1.17 harris41 1359: "\n");
1.131 albertel 1360: $r->print ('<input type="hidden" name="dirPointer" value="on" />'."\n");
1.170 albertel 1361: $r->print(&Apache::loncommon::inhibit_menu_check('input'));
1.16 harris41 1362: $dnum++;
1.17 harris41 1363: }
1364:
1365: # --------- settings whenever the user causes the indexer window to be launched
1366: sub start_fresh_session {
1.149 albertel 1367: my ($hash) = @_;
1368: delete $hash->{'form.catalogmode'};
1369: delete $hash->{'form.mode'};
1370: delete $hash->{'form.form'};
1371: delete $hash->{'form.element'};
1372: delete $hash->{'form.omit'};
1373: delete $hash->{'form.only'};
1374: foreach (keys %{$hash}) {
1375: delete $hash->{$_} if (/^(pre_|store)/);
1.27 harris41 1376: }
1.1 www 1377: }
1378:
1.35 matthew 1379: # ------------------------------------------------------------------- setvalues
1380: sub setvalues {
1381: # setvalues is used in registerurl to synchronize the database
1382: # hash and environment hashes
1383: my ($H1,$h1key,$H2,$h2key) =@_;
1384: #
1385: if (exists $H2->{$h2key}) {
1386: $H1->{$h1key} = $H2->{$h2key};
1387: } elsif (exists $H1->{$h1key}) {
1388: $H2->{$h2key} = $H1->{$h1key};
1389: }
1390: }
1391:
1.1 www 1392: 1;
1.54 www 1393:
1394: sub cleanup {
1.55 www 1395: if (tied(%hash)){
1396: &Apache::lonnet::logthis('Cleanup indexer: hash');
1397: }
1.138 albertel 1398: return OK;
1.54 www 1399: }
1.23 harris41 1400:
1.126 foxr 1401:
1402:
1403:
1404:
1.23 harris41 1405: =head1 NAME
1406:
1407: Apache::lonindexer - mod_perl module for cross server filesystem browsing
1408:
1409: =head1 SYNOPSIS
1410:
1411: Invoked by /etc/httpd/conf/srm.conf:
1412:
1413: <LocationMatch "^/res.*/$">
1414: SetHandler perl-script
1415: PerlHandler Apache::lonindexer
1416: </LocationMatch>
1417:
1418: =head1 INTRODUCTION
1419:
1420: This module enables a scheme of browsing across a cross server.
1421:
1422: This is part of the LearningOnline Network with CAPA project
1423: described at http://www.lon-capa.org.
1424:
1425: =head1 BEGIN SUBROUTINE
1426:
1427: This routine is only run once after compilation.
1428:
1429: =over 4
1430:
1431: =item *
1432:
1433: Initializes %language hash table.
1434:
1435: =back
1436:
1437: =head1 HANDLER SUBROUTINE
1438:
1439: This routine is called by Apache and mod_perl.
1440:
1441: =over 4
1442:
1443: =item *
1444:
1445: read in machine configuration variables
1446:
1447: =item *
1448:
1449: see if called from an interactive mode
1450:
1451: =item *
1452:
1453: refresh environment with user database values (in %hash)
1454:
1455: =item *
1456:
1457: define extra fields and buttons in case of special mode
1458:
1459: =item *
1460:
1461: set catalogmodefunctions to have extra needed javascript functionality
1462:
1463: =item *
1464:
1465: print header
1466:
1467: =item *
1468:
1469: evaluate actions from previous page (both cumulatively and chronologically)
1470:
1471: =item *
1472:
1473: output title
1474:
1475: =item *
1476:
1477: get state of file attributes to be showing
1478:
1479: =item *
1480:
1481: output state of file attributes to be showing
1482:
1483: =item *
1484:
1485: output starting row to the indexed file/directory hierarchy
1486:
1487: =item *
1488:
1489: read in what directories have previously been set to "open"
1490:
1491: =item *
1492:
1493: if not at top level, provide an uplink arrow
1494:
1495: =item *
1496:
1497: recursively go through all the directories and output as appropriate
1498:
1499: =item *
1500:
1501: information useful for group import
1502:
1503: =item *
1504:
1505: end the tables
1506:
1507: =item *
1508:
1509: end the output and return
1510:
1511: =back
1512:
1513: =head1 OTHER SUBROUTINES
1514:
1515: =over 4
1516:
1517: =item *
1518:
1519: scanDir - recursive scan of a directory
1520:
1521: =item *
1522:
1523: get_list - get complete matched list based on the uri (returns an array)
1524:
1525: =item *
1526:
1527: match_ext - filters out files based on extensions (returns an array)
1528:
1529: =item *
1530:
1531: display_line - displays one line in appropriate table format
1532:
1533: =item *
1534:
1535: begin_form - prints the beginning of a form for directory or file link
1536:
1537: =item *
1538:
1539: start_fresh_session - settings whenever the user causes the indexer window
1540: to be launched
1541:
1542: =back
1543:
1544: =cut
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