Annotation of loncom/interface/lonindexer.pm, revision 1.190
1.1 www 1: # The LearningOnline Network with CAPA
1.24 harris41 2: # Directory Indexer
3: #
1.190 ! schulted 4: # $Id: lonindexer.pm,v 1.189 2009/02/26 16:17:30 schafran Exp $
1.24 harris41 5: #
6: # Copyright Michigan State University Board of Trustees
7: #
8: # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
9: #
10: # LON-CAPA is free software; you can redistribute it and/or modify
11: # it under the terms of the GNU General Public License as published by
12: # the Free Software Foundation; either version 2 of the License, or
13: # (at your option) any later version.
1.14 harris41 14: #
1.24 harris41 15: # LON-CAPA is distributed in the hope that it will be useful,
16: # but WITHOUT ANY WARRANTY; without even the implied warranty of
17: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18: # GNU General Public License for more details.
19: #
20: # You should have received a copy of the GNU General Public License
21: # along with LON-CAPA; if not, write to the Free Software
22: # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
23: #
24: # /home/httpd/html/adm/gpl.txt
25: #
26: # http://www.lon-capa.org/
1.14 harris41 27: #
1.23 harris41 28: ###
29:
30: ###############################################################################
31: ## ##
32: ## ORGANIZATION OF THIS PERL MODULE ##
33: ## ##
34: ## 1. Description of functions ##
35: ## 2. Modules used by this module ##
36: ## 3. Choices for different output views (detailed, summary, xml, etc) ##
37: ## 4. BEGIN block (to be run once after compilation) ##
38: ## 5. Handling routine called via Apache and mod_perl ##
39: ## 6. Other subroutines ##
40: ## ##
41: ###############################################################################
1.7 harris41 42:
1.1 www 43: package Apache::lonindexer;
44:
1.23 harris41 45: # ------------------------------------------------- modules used by this module
1.1 www 46: use strict;
1.133 albertel 47: use Apache::lonnet;
1.30 harris41 48: use Apache::loncommon();
1.83 www 49: use Apache::lonhtmlcommon();
1.94 www 50: use Apache::lonsequence();
1.1 www 51: use Apache::Constants qw(:common);
1.70 ng 52: use Apache::lonmeta;
1.2 harris41 53: use Apache::File;
1.77 www 54: use Apache::lonlocal;
1.109 taceyjo1 55: use Apache::lonsource();
1.172 albertel 56: use Apache::groupsort();
1.2 harris41 57: use GDBM_File;
1.154 albertel 58: use LONCAPA qw(:match);
1.2 harris41 59:
1.23 harris41 60: # ---------------------------------------- variables used throughout the module
1.87 www 61: my %hash; # global user-specific gdbm file
1.17 harris41 62: my %dirs; # keys are directories, values are the open/close status
63: my %language; # has the reference information present in language.tab
1.111 www 64: my %dynhash; # hash of hashes for dynamic metadata
1.117 www 65: my %dynread; # hash of directories already read for dynamic metadata
1.113 www 66: my %fieldnames; # Metadata fieldnames
1.17 harris41 67: # ----- Values which are set by the handler subroutine and are accessible to
68: # ----- other methods.
69: my $extrafield; # default extra table cell
70: my $fnum; # file counter
71: my $dnum; # directory counter
1.1 www 72:
1.40 matthew 73: # ----- Used to include or exclude files with certain extensions.
1.43 matthew 74: my @Only = ();
1.40 matthew 75: my @Omit = ();
76:
77:
1.125 foxr 78:
79:
1.23 harris41 80: # ----------------------------- Handling routine called via Apache and mod_perl
1.1 www 81: sub handler {
82: my $r = shift;
1.67 matthew 83: my $c = $r->connection();
1.76 www 84: &Apache::loncommon::content_type($r,'text/html');
1.50 albertel 85: &Apache::loncommon::no_cache($r);
1.1 www 86: $r->send_http_header;
87: return OK if $r->header_only;
1.9 harris41 88: $fnum=0;
1.16 harris41 89: $dnum=0;
1.17 harris41 90:
1.43 matthew 91: # Deal with stupid global variables (is there a way around making
92: # these global to this package? It is just so wrong....)
93: undef (@Only);
94: undef (@Omit);
1.113 www 95: %fieldnames=&Apache::lonmeta::fieldnames();
1.43 matthew 96:
1.23 harris41 97: # ------------------------------------- read in machine configuration variables
1.10 harris41 98: my $iconpath= $r->dir_config('lonIconsURL') . "/";
1.1 www 99: my $domain = $r->dir_config('lonDefDomain');
100: my $role = $r->dir_config('lonRole');
101: my $loadlim = $r->dir_config('lonLoadLim');
102: my $servadm = $r->dir_config('lonAdmEMail');
103: my $sysadm = $r->dir_config('lonSysEMail');
104: my $lonhost = $r->dir_config('lonHostID');
105: my $tabdir = $r->dir_config('lonTabDir');
106:
1.182 bisitz 107: #SB my $fileclr='#ffffe6';
1.15 harris41 108: my $line;
1.176 banghart 109: my (@attrchk,@openpath,$typeselect);
1.15 harris41 110: my $uri=$r->uri;
111:
1.7 harris41 112: # -------------------------------------- see if called from an interactive mode
1.35 matthew 113: # Get the parameters from the query string
1.36 matthew 114: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
1.40 matthew 115: ['catalogmode','launch','acts','mode','form','element',
1.79 albertel 116: 'only','omit','titleelement']);
1.35 matthew 117: #-------------------------------------------------------------------
1.17 harris41 118: my $closebutton='';
1.7 harris41 119: my $groupimportbutton='';
120: my $colspan='';
1.141 albertel 121:
1.14 harris41 122: $extrafield='';
1.17 harris41 123: my $diropendb =
1.144 www 124: "/home/httpd/perl/tmp/$env{'user.domain'}_$env{'user.name'}_sel_res.db";
1.67 matthew 125: %hash = ();
1.68 albertel 126: {
127: my %dbfile;
1.149 albertel 128: if (tie(%dbfile,'GDBM_File',$diropendb,&GDBM_WRITER(),0640)) {
129: if ($env{'form.launch'} eq '1') {
130: &start_fresh_session(\%dbfile);
131: }
1.68 albertel 132: while(my($key,$value)=each(%dbfile)) {
133: $hash{$key}=$value;
134: }
135: untie(%dbfile);
136: }
137: }
1.174 banghart 138: # - Evaluate actions from previous page (both cumulatively and chronologically)
139: if ($env{'form.catalogmode'} eq 'import' || $hash{'form.catalogmode'} eq 'import') {
140: &Apache::groupsort::update_actions_hash(\%hash);
141: }
142:
1.68 albertel 143: {
1.105 taceyjo1 144: #Hijack lonindexer to verify a title and be close down.
1.133 albertel 145: if ($env{'form.launch'} eq '2') {
1.130 albertel 146: &Apache::loncommon::content_type($r,'text/html');
1.108 albertel 147: my $extra='';
1.133 albertel 148: if (defined($env{'form.titleelement'}) &&
149: $env{'form.titleelement'} ne '') {
150: my $verify_title = &Apache::lonnet::gettitle($env{'form.acts'});
151: # &Apache::lonnet::logthis("Hrrm $env{'form.acts'} -- $verify_title");
1.108 albertel 152: $verify_title=~s/'/\\'/g;
1.133 albertel 153: $extra='window.opener.document.forms["'.$env{'form.form'}.'"].elements["'.$env{'form.titleelement'}.'"].value=\''.$verify_title.'\';';
1.108 albertel 154: }
1.141 albertel 155: my $js = <<ENDSUBM;
1.129 albertel 156: <script type="text/javascript">
1.105 taceyjo1 157: function load() {
1.133 albertel 158: window.opener.document.forms["$env{'form.form'}"]
159: .elements["$env{'form.element'}"]
160: .value='$env{'form.acts'}';
1.108 albertel 161: $extra
1.105 taceyjo1 162: window.close();
163: }
1.129 albertel 164: </script>
1.105 taceyjo1 165: ENDSUBM
1.141 albertel 166: $r->print(&Apache::loncommon::start_page(undef,$js,
167: {'only_body' =>1,
168: 'add_entries' =>
1.142 albertel 169: {'onload' => "load();"},}
170: ).
1.141 albertel 171: &Apache::loncommon::end_page());
1.108 albertel 172: return OK;
1.105 taceyjo1 173: }
174:
1.17 harris41 175: # -------------------- refresh environment with user database values (in %hash)
1.133 albertel 176: &setvalues(\%hash,'form.catalogmode',\%env,'form.catalogmode' );
1.15 harris41 177:
1.17 harris41 178: # --------------------- define extra fields and buttons in case of special mode
1.133 albertel 179: if ($env{'form.catalogmode'} eq 'interactive') {
1.182 bisitz 180: #SB $extrafield='<td bgcolor="'.$fileclr.'" valign="bottom">'.
1.190 ! schulted 181: $extrafield='<td class="LC_bottom">'.
1.152 albertel 182: '<img alt="" src="'.$iconpath.'whitespace1.gif"'.
1.162 albertel 183: ' class="LC_icon" /></td>';
1.15 harris41 184: $colspan=" colspan='2' ";
1.77 www 185: my $cl=&mt('Close');
1.15 harris41 186: $closebutton=<<END;
1.131 albertel 187: <input type="button" name="close" value='$cl' onClick="self.close()" />
1.7 harris41 188: END
1.16 harris41 189: }
1.145 www 190: elsif ($env{'form.catalogmode'} eq 'import') {
1.182 bisitz 191: #SB $extrafield='<td bgcolor="'.$fileclr.'" valign="bottom">'.
1.190 ! schulted 192: $extrafield='<td class="LC_bottom">'.
1.152 albertel 193: '<img alt="" src="'.$iconpath.'whitespace1.gif"'.
1.162 albertel 194: ' class="LC_icon" /></td>';
1.15 harris41 195: $colspan=" colspan='2' ";
1.77 www 196: my $cl=&mt('Close');
1.123 matthew 197: my $gi=&mt('Import');
1.15 harris41 198: $closebutton=<<END;
1.131 albertel 199: <input type="button" name="close" value='$cl' onClick="self.close()" />
1.7 harris41 200: END
1.15 harris41 201: $groupimportbutton=<<END;
1.77 www 202: <input type="button" name="groupimport" value='$gi'
1.131 albertel 203: onClick="javascript:select_group()" />
1.7 harris41 204: END
1.15 harris41 205: }
1.35 matthew 206: # Additions made by Matthew to make the browser a little easier to deal
207: # with in the future.
208: #
209: # $mode (at this time) indicates if we are in edit mode.
210: # $form is the name of the form that the URL is placed when the
211: # selection is made.
212: # $element is the name of the element in $formname which receives
213: # the URL.
1.91 taceyjo1 214: #&Apache::lonxml::debug('Checking mode, form, element');
1.133 albertel 215: &setvalues(\%hash,'form.mode' ,\%env,'form.mode' );
216: &setvalues(\%hash,'form.form' ,\%env,'form.form' );
217: &setvalues(\%hash,'form.element' ,\%env,'form.element');
218: &setvalues(\%hash,'form.titleelement',\%env,'form.titleelement');
219: &setvalues(\%hash,'form.only' ,\%env,'form.only' );
220: &setvalues(\%hash,'form.omit' ,\%env,'form.omit' );
1.35 matthew 221:
1.40 matthew 222: # Deal with 'omit' and 'only'
1.133 albertel 223: if (exists $env{'form.omit'}) {
224: @Omit = split(',',$env{'form.omit'});
1.40 matthew 225: }
1.133 albertel 226: if (exists $env{'form.only'}) {
227: @Only = split(',',$env{'form.only'});
1.40 matthew 228: }
229:
1.133 albertel 230: my $mode = $env{'form.mode'};
1.79 albertel 231: my ($form,$element,$titleelement);
1.39 matthew 232: if ($mode eq 'edit' || $mode eq 'parmset') {
1.133 albertel 233: $form = $env{'form.form'};
234: $element = $env{'form.element'};
235: $titleelement = $env{'form.titleelement'};
1.35 matthew 236: }
1.90 taceyjo1 237: #&Apache::lonxml::debug("mode=$mode form=$form element=$element titleelement=$titleelement");
1.17 harris41 238: # ------ set catalogmodefunctions to have extra needed javascript functionality
1.15 harris41 239: my $catalogmodefunctions='';
1.133 albertel 240: if ($env{'form.catalogmode'} eq 'interactive' or
1.145 www 241: $env{'form.catalogmode'} eq 'import') {
1.35 matthew 242: # The if statement below sets us up to use the old version
243: # by default (ie. if $mode is undefined). This is the easy
244: # way out. Hopefully in the future I'll find a way to get
245: # the calls dealt with in a more comprehensive manner.
1.41 www 246:
247: #
248: # There is now also mode "simple", which is for the simple version of the rat
249: #
250: #
1.39 matthew 251: if (!defined($mode) || ($mode ne 'edit' && $mode ne 'parmset')) {
1.170 albertel 252: my $location = "/adm/groupsort?&inhibitmenu=yes&catalogmode=import&";
1.41 www 253: $location .= "mode=".$mode."&";
1.40 matthew 254: $location .= "acts=";
1.35 matthew 255: $catalogmodefunctions=<<"END";
1.108 albertel 256: function select_data(url) {
1.7 harris41 257: changeURL(url);
1.8 harris41 258: self.close();
259: }
260: function select_group() {
1.40 matthew 261: window.location="$location"+document.forms.fileattr.acts.value;
1.16 harris41 262: }
1.35 matthew 263: function changeURL(val) {
264: if (opener.inf) {
265: if (opener.inf.document.forms.resinfo.elements.u) {
266: opener.inf.document.forms.resinfo.elements.u.value=val;
267: }
1.7 harris41 268: }
269: }
1.35 matthew 270: END
1.39 matthew 271: } elsif ($mode eq 'edit') { # we are in 'edit' mode
1.40 matthew 272: my $location = "/adm/groupsort?catalogmode=interactive&";
273: $location .= "form=$form&element=$element&mode=edit&acts=";
1.35 matthew 274: $catalogmodefunctions=<<END;
275: // mode = $mode
1.108 albertel 276: function select_data(url) {
277: var location = "/res/?launch=2&form=$form&element=$element&titleelement=$titleelement&acts=" + url;
1.105 taceyjo1 278: window.location=location;
1.173 banghart 279: if (window.opener.document.forms["$form"].elements["$element"].value != url) {
280: window.opener.unClean();
281: }
1.35 matthew 282: }
283: function select_group() {
1.40 matthew 284: window.location="$location"+document.forms.fileattr.acts.value;
1.35 matthew 285: }
286:
1.7 harris41 287: function changeURL(val) {
1.35 matthew 288: if (window.opener.document) {
289: window.opener.document.forms["$form"].elements["$element"].value=val;
290: } else {
291: alert("The file you selected is: "+val);
1.7 harris41 292: }
293: }
294: END
1.79 albertel 295: if (!$titleelement) {
296: $catalogmodefunctions.='function changeTitle(val) {}';
297: } else {
298: $catalogmodefunctions.=<<END;
299: function changeTitle(val) {
300: if (window.opener.document) {
301: window.opener.document.forms["$form"].elements["$titleelement"].value=val;
302: } else {
303: alert("The title of the file you selected is: "+val);
304: }
305: }
306: END
307: }
1.39 matthew 308: } elsif ($mode eq 'parmset') {
1.40 matthew 309: my $location = "/adm/groupsort?catalogmode=interactive&";
310: $location .= "form=$form&element=$element&mode=parmset&acts=";
1.39 matthew 311: $catalogmodefunctions=<<END;
312: // mode = $mode
1.108 albertel 313: function select_data(url) {
1.39 matthew 314: changeURL(url);
315: self.close();
316: }
317:
318: function select_group() {
1.40 matthew 319: window.location="$location"+document.forms.fileattr.acts.value;
1.39 matthew 320: }
321:
322: function changeURL(val) {
323: if (window.opener.document) {
324: var elementname = "$element"+"_value";
325: var checkboxname = "$element"+"_setparmval";
326: window.opener.document.forms["$form"].elements[elementname].value=val;
327: window.opener.document.forms["$form"].elements[checkboxname].checked=true;
328: } else {
329: alert("The file you selected is: "+val);
330: }
331: }
332:
333: END
334: }
1.15 harris41 335: }
1.38 matthew 336: $catalogmodefunctions.=<<END;
337: var acts='';
338: function rep_dirpath(suffix,val) {
339: eval("document.forms.dirpath"+suffix+".acts.value=val");
340: }
341: END
1.145 www 342: if ($env{'form.catalogmode'} eq 'import') {
1.38 matthew 343: $catalogmodefunctions.=<<END;
1.16 harris41 344: function queue(val) {
345: if (eval("document.forms."+val+".filelink.checked")) {
346: var l=val.length;
347: var v=val.substring(4,l);
348: document.forms.fileattr.acts.value+='1a'+v+'b';
349: }
350: else {
351: var l=val.length;
352: var v=val.substring(4,l);
353: document.forms.fileattr.acts.value+='0a'+v+'b';
354: }
355: }
356: END
357: }
1.17 harris41 358:
1.170 albertel 359: my $inhibit_menu = "+'&".&Apache::loncommon::inhibit_menu_check()."'";
1.1 www 360: # ---------------------------------------------------------------- Print Header
1.170 albertel 361:
1.141 albertel 362: my $js = <<"ENDHEADER";
1.19 harris41 363: <script type="text/javascript">
1.175 banghart 364: $catalogmodefunctions;
365: function update_only(field) {
366: alert(field.name);
367: }
1.163 banghart 368: function checkAll() {
1.160 banghart 369: var numForms = document.forms.length;
370: for (i=0;i<numForms;i++) {
371: var numElements = document.forms[i].elements.length;
372: for (j=0;j<numElements;j++){
1.163 banghart 373: var fieldName = document.forms[i].elements[j].name;
374: if (fieldName == 'filelink') {
375: document.forms[i].elements[j].checked = true;
1.168 banghart 376: queue(document.forms[i].name);
1.163 banghart 377: }
378: }
379: }
380: }
381: function uncheckAll() {
382: var numForms = document.forms.length;
383: for (i=0;i<numForms;i++) {
384: var numElements = document.forms[i].elements.length;
385: for (j=0;j<numElements;j++){
386: var fieldName = document.forms[i].elements[j].name;
387: if (fieldName == 'filelink') {
388: document.forms[i].elements[j].checked = false;
1.168 banghart 389: queue(document.forms[i].name);
1.160 banghart 390: }
391: }
392: }
393: }
1.69 www 394: function openWindow(url, wdwName, w, h, toolbar,scrollbar,locationbar) {
1.71 ng 395: var xpos = (screen.width-w)/2;
396: xpos = (xpos < 0) ? '0' : xpos;
397: var ypos = (screen.height-h)/2-30;
398: ypos = (ypos < 0) ? '0' : ypos;
399: var options = "width=" + w + ",height=" + h + ",screenx="+xpos+",screeny="+ypos+",";
1.2 harris41 400: options += "resizable=yes,scrollbars="+scrollbar+",status=no,";
1.69 www 401: options += "menubar=no,toolbar="+toolbar+",location="+locationbar+",directories=no";
1.2 harris41 402: var newWin = window.open(url, wdwName, options);
403: newWin.focus();
404: }
1.16 harris41 405: function gothere(val) {
1.170 albertel 406: window.location=val+'?acts='+document.forms.fileattr.acts.value$inhibit_menu;
1.16 harris41 407: }
1.14 harris41 408: </script>
1.141 albertel 409: ENDHEADER
1.3 harris41 410:
1.154 albertel 411: my ($headerdom)=($uri=~m{^/res/($match_domain)/});
1.189 schafran 412: $r->print(&Apache::loncommon::start_page('Content Library',$js,
1.141 albertel 413: {'domain' => $headerdom,}));
1.175 banghart 414: # ---------------------------------- get state of file types to be showing
415: if ($env{'form.only'}) {
1.176 banghart 416: $typeselect = $env{'form.only'};
1.175 banghart 417: } else {
1.176 banghart 418: $typeselect = '';
1.175 banghart 419: }
420:
1.23 harris41 421: # ---------------------------------- get state of file attributes to be showing
1.133 albertel 422: if ($env{'form.attrs'}) {
1.186 jms 423: for (my $i=0; $i<=14; $i++) {
1.6 harris41 424: delete $hash{'display_attrs_'.$i};
1.133 albertel 425: if ($env{'form.attr'.$i} == 1) {
1.45 ng 426: $attrchk[$i] = 'checked';
1.6 harris41 427: $hash{'display_attrs_'.$i} = 1;
428: }
429: }
430: } else {
1.186 jms 431: for (my $i=0; $i<=14; $i++) {
1.45 ng 432: $attrchk[$i] = 'checked' if $hash{'display_attrs_'.$i} == 1;
1.6 harris41 433: }
434: }
1.87 www 435:
1.23 harris41 436: # ------------------------------- output state of file attributes to be showing
1.71 ng 437: # All versions has to the last item
438: # since it does not take an extra col
1.77 www 439: my %lt=&Apache::lonlocal::texthash(
440: 'ti' => 'Title',
441: 'si' => 'Size',
442: 'la' => 'Last access',
443: 'lm' => 'Last modified',
444: 'st' => 'Statistics',
445: 'au' => 'Author',
446: 'kw' => 'Keywords',
1.185 jms 447: 'sb' => 'Subject',
1.187 bisitz 448: 'nt' => 'Notes',
449: 'ab' => 'Abstract',
1.78 www 450: 'ln' => 'Language',
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',
1.183 bisitz 458: 'at' => 'All types',
459: 'hd' => 'Display Options'
1.77 www 460: );
1.15 harris41 461: $r->print(<<END);
1.183 bisitz 462: <fieldset>
463: <legend>$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>
1.186 jms 473: <td><label><input type="checkbox" name="attr13" value="1" $attrchk[13] onClick="this.form.submit();" /> $lt{'nt'}</label></td>
1.115 www 474: </tr>
475: <tr>
1.124 matthew 476: <td><label><input type="checkbox" name="attr1" value="1" $attrchk[1] onClick="this.form.submit();" /> $lt{'si'}</label></td>
477: <td><label><input type="checkbox" name="attr2" value="1" $attrchk[2] onClick="this.form.submit();" /> $lt{'la'}</label></td>
478: <td><label><input type="checkbox" name="attr3" value="1" $attrchk[3] onClick="this.form.submit();" /> $lt{'lm'}</label></td>
479: <td><label><input type="checkbox" name="attr10" value="1" $attrchk[10] onClick="this.form.submit();" /> $lt{'sa'}</label></td>
1.186 jms 480: <td><label><input type="checkbox" name="attr14" value="1" $attrchk[14] onClick="this.form.submit();" /> $lt{'ab'}</label></td>
1.115 www 481: </tr>
482: <tr>
1.124 matthew 483: <td><label><input type="checkbox" name="attr8" value="1" $attrchk[8] onClick="this.form.submit();" /> $lt{'st'}</label></td>
484: <td><label><input type="checkbox" name="attr11" value="1" $attrchk[11] onClick="this.form.submit();" /> $lt{'li'}</label></td>
485: <td><label><input type="checkbox" name="attr7" value="1" $attrchk[7] onClick="this.form.submit();" /> $lt{'sr'}</label></td>
1.185 jms 486: <td><label><input type="checkbox" name="attr12" value="1" $attrchk[12] onClick="this.form.submit();" /> $lt{'sb'}</label></td>
1.115 www 487: <td> </td>
488: </tr>
489: </table>
1.87 www 490: <input type="hidden" name="attrs" value="1" />
1.176 banghart 491: END
1.178 albertel 492: my @file_categories = &Apache::loncommon::filecategories();
493: my %select_file_categories;
494: my @select_form_order = ('');
1.179 banghart 495: $select_file_categories{''} = &mt('All file types');
1.178 albertel 496: foreach my $cat (@file_categories) {
497: my $types = join(",",&Apache::loncommon::filecategorytypes($cat));
498: $select_file_categories{$types} = $cat;
499: push(@select_form_order,$types);
500: }
501: $select_file_categories{'select_form_order'} = \@select_form_order;
502: my $type_element=
503: &Apache::loncommon::select_form($typeselect,'only',
504: %select_file_categories);
505: $type_element = '<label>'.&mt('File Type Displayed: [_1]',
506: $type_element).'</label>';
1.183 bisitz 507: $r->print($type_element
508: .'</fieldset>');
1.178 albertel 509: $r->print(<<END);
1.174 banghart 510: <br />
1.87 www 511: <input type="submit" name="updatedisplay" value="$lt{'ud'}" />
1.16 harris41 512: <input type="hidden" name="acts" value="" />
1.87 www 513: $closebutton $groupimportbutton
1.1 www 514: END
1.170 albertel 515: $r->print(&Apache::loncommon::inhibit_menu_check('input'));
1.178 albertel 516:
1.97 www 517: # -------------- Filter out sequence containment in crumbs and "recent folders"
518: my $storeuri=$uri;
519: $storeuri='/'.(split(/\.(page|sequence)\/\//,$uri))[-1];
520: $storeuri=~s/\/+/\//g;
1.82 www 521: # ---------------------------------------------------------------- Bread crumbs
1.97 www 522: $r->print(&Apache::lonhtmlcommon::crumbs($storeuri,'','',
1.145 www 523: (($env{'form.catalogmode'} eq 'import')?
1.87 www 524: 'document.forms.fileattr':'')).
525: &Apache::lonhtmlcommon::select_recent('residx','resrecent',
1.128 foxr 526: '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 527: # -------------------------------------------------------- Resource Home Button
1.133 albertel 528: my $reshome=$env{'course.'.$env{'request.course.id'}.'.reshome'};
1.100 www 529: if ($reshome) {
1.190 ! schulted 530: $r->print("<span class=\"LC_fontsize_small\"><a href='");
1.145 www 531: if ($env{'form.catalogmode'} eq 'import') {
1.170 albertel 532: $r->print('javascript:document.forms.fileattr.action="'.&Apache::loncommon::inhibit_menu_check($reshome).'";document.forms.fileattr.submit();');
1.100 www 533: } else {
534: $r->print($reshome);
535: }
1.190 ! schulted 536: $r->print("'>".&mt('Home').'</a></span>');
1.100 www 537: }
538: $r->print('</form>');
1.85 www 539: # ------------------------------------------------------ Remember where we were
1.97 www 540: &Apache::loncommon::storeresurl($storeuri);
541: &Apache::lonhtmlcommon::store_recent('residx',$storeuri,$storeuri);
1.163 banghart 542: # -------------------------------------------------- Check All and Uncheck all
1.171 albertel 543: if ($env{'form.catalogmode'} eq 'import') {
544: $r->print('<br /><input type="button" value="'.&mt("Check All").'" id="checkallbutton" onClick="javascript:checkAll()" />');
545: $r->print('<input type="button" value="'.&mt("Uncheck All").'" id="uncheckallbutton" onClick="javascript:uncheckAll()" />');
546: }
1.23 harris41 547: # ----------------- output starting row to the indexed file/directory hierarchy
1.129 albertel 548: #$r->print(&initdebug());
549: #$r->print(&writedebug("Omit:@Omit")) if (@Omit);
550: #$r->print(&writedebug("Only:@Only")) if (@Only);
1.182 bisitz 551: $r->print('<br /><br />');
1.190 ! schulted 552: $r->print(&Apache::loncommon::start_data_table("LC_tableOfContent")
1.182 bisitz 553: .&Apache::loncommon::start_data_table_header_row());
554: $r->print("<th $colspan>".&mt('Name')."</th>\n");
555: $r->print("<th>".&mt('Title')."</th>\n")
1.45 ng 556: if ($hash{'display_attrs_0'} == 1);
1.190 ! schulted 557: $r->print('<th class="LC_right">'.&mt("Size")." (".&mt("bytes").") ".
1.182 bisitz 558: "</th>\n") if ($hash{'display_attrs_1'} == 1);
559: $r->print("<th>".&mt("Last accessed")."</th>\n")
1.17 harris41 560: if ($hash{'display_attrs_2'} == 1);
1.182 bisitz 561: $r->print("<th>".&mt("Last modified")."</th>\n")
1.17 harris41 562: if ($hash{'display_attrs_3'} == 1);
1.182 bisitz 563: $r->print("<th>".&mt("Author(s)")."</th>\n")
1.17 harris41 564: if ($hash{'display_attrs_4'} == 1);
1.182 bisitz 565: $r->print("<th>".&mt("Keywords")."</th>\n")
1.17 harris41 566: if ($hash{'display_attrs_5'} == 1);
1.182 bisitz 567: $r->print("<th>".&mt("Language")."</th>\n")
1.45 ng 568: if ($hash{'display_attrs_6'} == 1);
1.182 bisitz 569: $r->print("<th>".&mt("Usage Statistics")." <br />(".
570: &mt("Courses/Network Hits").") ".&mt('updated periodically')."</th>\n")
1.70 ng 571: if ($hash{'display_attrs_8'} == 1);
1.182 bisitz 572: $r->print("<th>".&mt("Source Available")."</th>\n")
1.109 taceyjo1 573: if ($hash{'display_attrs_10'} == 1);
1.182 bisitz 574: $r->print("<th>".&mt("Linked/Related Resources")."</th>\n")
1.111 www 575: if ($hash{'display_attrs_11'} == 1);
1.182 bisitz 576: $r->print("<th>".&mt("Resource")."</th>\n")
1.115 www 577: if ($hash{'display_attrs_7'} == 1);
1.185 jms 578: $r->print("<th>".&mt("Subject")."</th>\n")
579: if ($hash{'display_attrs_12'} == 1);
1.186 jms 580: $r->print("<th>".&mt("Notes")."</th>\n")
581: if ($hash{'display_attrs_13'} == 1);
582: $r->print("<th>".&mt("Abstract")."</th>\n")
583: if ($hash{'display_attrs_14'} == 1);
1.185 jms 584:
585: $r->print(&Apache::loncommon::end_data_table_header_row());
586:
587:
1.5 harris41 588:
1.23 harris41 589: # ----------------- read in what directories have previously been set to "open"
1.27 harris41 590: foreach (keys %hash) {
1.4 harris41 591: if ($_ =~ /^diropen_status_/) {
592: my $key = $_;
593: $key =~ s/^diropen_status_//;
594: $dirs{$key} = $hash{$_};
595: }
1.27 harris41 596: }
1.4 harris41 597:
1.133 albertel 598: if ($env{'form.openuri'}) { # take care of review and refresh options
599: my $uri=$env{'form.openuri'};
1.4 harris41 600: if (exists($hash{'diropen_status_'.$uri})) {
601: my $cursta = $hash{'diropen_status_'.$uri};
1.2 harris41 602: $dirs{$uri} = 'open';
1.4 harris41 603: $hash{'diropen_status_'.$uri} = 'open';
604: if ($cursta eq 'open') {
605: $dirs{$uri} = 'closed';
606: $hash{'diropen_status_'.$uri} = 'closed';
607: }
1.2 harris41 608: } else {
1.4 harris41 609: $hash{'diropen_status_'.$uri} = 'open';
1.2 harris41 610: $dirs{$uri} = 'open';
611: }
612: }
1.12 ng 613:
614: my $toplevel;
1.13 ng 615: my $indent = 0;
1.12 ng 616: $uri = $uri.'/' if $uri !~ /.*\/$/;
1.17 harris41 617:
1.133 albertel 618: if ($env{'form.dirPointer'} ne 'on') {
1.88 www 619: $hash{'top.level'} = $uri;
620: $toplevel = $uri;
621: } else {
622: $toplevel = $hash{'top.level'};
623: }
1.17 harris41 624:
1.23 harris41 625: # -------------------------------- if not at top level, provide an uplink arrow
1.45 ng 626: if ($toplevel ne '/res/'){
1.13 ng 627: my (@uri_com) = split(/\//,$uri);
628: pop @uri_com;
629: my $upone = join('/',@uri_com);
630: my @list = qw (0);
631: &display_line ($r,'opened',$upone.'&viewOneUp',0,$upone,@list);
632: $indent = 1;
1.12 ng 633: }
1.17 harris41 634:
1.23 harris41 635: # -------- recursively go through all the directories and output as appropriate
1.16 harris41 636: &scanDir ($r,$toplevel,$indent,\%hash);
1.152 albertel 637:
638: # -------------------------------------------------------------- end the tables
1.182 bisitz 639: $r->print(&Apache::loncommon::end_data_table());
640:
1.23 harris41 641: # ---------------------------- embed hidden information useful for group import
1.152 albertel 642: $r->print("<form name='fnum' action=''>");
1.131 albertel 643: $r->print("<input type='hidden' name='fnum' value='$fnum' /></form>");
1.17 harris41 644:
1.23 harris41 645: # --------------------------------------------------- end the output and return
1.141 albertel 646: $r->print(&Apache::loncommon::end_page()."\n");
1.2 harris41 647: }
1.67 matthew 648: if(! $c->aborted()) {
1.87 www 649: # write back into the temporary file
1.68 albertel 650: my %dbfile;
1.67 matthew 651: if (tie(%dbfile,'GDBM_File',$diropendb,&GDBM_NEWDB(),0640)) {
652: while (my($key,$value) = each(%hash)) {
653: $dbfile{$key}=$value;
654: }
655: untie(%dbfile);
656: }
657: }
658:
1.1 www 659: return OK;
660: }
1.2 harris41 661:
1.17 harris41 662: # ----------------------------------------------- recursive scan of a directory
1.2 harris41 663: sub scanDir {
1.16 harris41 664: my ($r,$startdir,$indent,$hashref)=@_;
1.67 matthew 665: my $c = $r->connection();
1.3 harris41 666: my ($compuri,$curdir);
667: my $dirptr=16384;
1.90 taceyjo1 668: my $obs;
1.1 www 669: $indent++;
1.2 harris41 670: my %dupdirs = %dirs;
671: my @list=&get_list($r,$startdir);
672: foreach my $line (@list) {
1.67 matthew 673: return if ($c->aborted());
1.90 taceyjo1 674: #This is a kludge, sorry aboot this
1.92 taceyjo1 675: my ($strip,$dom,undef,$testdir,undef,undef,undef,undef,undef,undef,undef,undef,undef,undef,$obs,undef)=split(/\&/,$line,16);
1.90 taceyjo1 676: next if($strip =~ /.*\.meta$/ | $obs eq '1');
1.18 ng 677: my (@fileparts) = split(/\./,$strip);
1.70 ng 678: if ($hash{'display_attrs_9'} != 1) {
1.181 bisitz 679: # if not all versions to be shown
1.18 ng 680: if (scalar(@fileparts) >= 3) {
681: my $fext = pop @fileparts;
682: my $ov = pop @fileparts;
683: my $fname = join ('.',@fileparts,$fext);
1.75 albertel 684: next if (grep /\Q$fname\E/,@list and $ov =~ /^\d+$/);
1.18 ng 685: }
686: }
687:
1.45 ng 688: if ($dom eq 'domain') {
1.72 albertel 689: # dom list has full path /res/<domain name>/ already
690: $curdir='';
1.73 albertel 691: $compuri = (split(/\&/,$line))[0];
1.2 harris41 692: } else {
1.17 harris41 693: # user, dir & file have name only, i.e., w/o path
1.45 ng 694: $compuri = join('',$startdir,$strip,'/');
1.3 harris41 695: $curdir = $startdir;
1.2 harris41 696: }
1.45 ng 697: my $diropen = 'closed';
1.96 www 698: if (($dirptr&$testdir) or ($dom =~ /^(domain|user)$/) or ($compuri=~/\.(sequence|page)\/$/)) {
1.3 harris41 699: while (my ($key,$val)= each %dupdirs) {
1.5 harris41 700: if ($key eq $compuri and $val eq "open") {
1.11 ng 701: $diropen = "opened";
1.53 albertel 702: delete($dupdirs{$key});
703: delete($dirs{$key});
1.5 harris41 704: }
1.3 harris41 705: }
1.1 www 706: }
1.16 harris41 707: &display_line($r,$diropen,$line,$indent,$curdir,$hashref,@list);
1.45 ng 708: &scanDir ($r,$compuri,$indent) if $diropen eq 'opened';
1.1 www 709: }
710: $indent--;
711: }
712:
1.17 harris41 713: # --------------- get complete matched list based on the uri (returns an array)
1.1 www 714: sub get_list {
715: my ($r,$uri)=@_;
1.97 www 716: my @list=();
1.45 ng 717: (my $luri = $uri) =~ s/\//_/g;
1.133 albertel 718: if ($env{'form.updatedisplay'}) {
1.27 harris41 719: foreach (keys %hash) {
1.4 harris41 720: delete $hash{$_} if ($_ =~ /^dirlist_files_/);
1.121 albertel 721: delete $hash{$_} if ($_ =~ /^dirlist_timestamp_files_/);
1.87 www 722: }
1.2 harris41 723: }
724:
1.121 albertel 725: if (defined($hash{'dirlist_files_'.$luri}) &&
726: $hash{'dirlist_timestamp_files_'.$luri}+600 > (time)) {
1.4 harris41 727: @list = split(/\n/,$hash{'dirlist_files_'.$luri});
1.97 www 728: } elsif ($uri=~/\.(page|sequence)\/$/) {
1.94 www 729: # is a page or a sequence
1.97 www 730: $uri=~s/\/$//;
731: $uri='/'.(split(/\.(page|sequence)\/\//,$uri))[-1];
732: $uri=~s/\/+/\//g;
733: foreach (&Apache::lonsequence::attemptread(&Apache::lonnet::filelocation('',$uri))) {
734: my @ratpart=split(/\:/,$_);
1.156 albertel 735: push(@list,&LONCAPA::map::qtescape($ratpart[1]));
1.97 www 736: }
1.94 www 737: $hash{'dirlist_files_'.$luri} = join("\n",@list);
1.1 www 738: } else {
1.94 www 739: # is really a directory
1.4 harris41 740: @list = &Apache::lonnet::dirlist($uri);
1.87 www 741: $hash{'dirlist_files_'.$luri} = join("\n",@list);
1.121 albertel 742: $hash{'dirlist_timestamp_files_'.$luri} = time;
1.1 www 743: }
1.156 albertel 744: return @list=&match_ext($r,@list);
1.1 www 745: }
746:
1.112 www 747: sub dynmetaread {
748: my $uri=shift;
749: if (($hash{'display_attrs_8'}==1) || ($hash{'display_attrs_11'}==1)) {
1.117 www 750: # We don't want the filename
751: $uri=~s/\/[^\/]+$//;
752: # Did we already see this?
753: my $builddir=$uri;
754: while ($builddir) {
755: if ($dynread{$builddir}) {
756: return 0;
757: }
758: $builddir=~s/\/[^\/]+$//;
759: }
760: # Actually get the data
1.112 www 761: %dynhash=
1.143 www 762: (%dynhash,&Apache::lonmeta::get_dynamic_metadata_from_sql($uri.'/'));
1.117 www 763: # Remember that we got it
764: $dynread{$uri}=1;
1.112 www 765: }
766: }
767:
1.40 matthew 768: sub initdebug {
1.141 albertel 769: my $start_page=
770: &Apache::loncommon::start_page('Debug',undef,
771: {'only_body' => 1,});
772: $start_page =~ s/\n/ /g;
1.40 matthew 773: return <<ENDJS;
1.141 albertel 774: <script type="text/javascript">
1.40 matthew 775: var debugging = true;
776: if (debugging) {
777: var debuggingWindow = window.open('','Debug','width=400,height=300',true);
778: }
779:
780: function output(text) {
781: if (debugging) {
782: debuggingWindow.document.writeln(text);
783: }
784: }
1.141 albertel 785: output('$start_page<pre>');
1.40 matthew 786: </script>
787: ENDJS
788: }
789:
790: sub writedebug {
1.141 albertel 791: my ($text) = @_;
792: return "<script type=\"text/javascript\">output('$text');</script>";
1.40 matthew 793: }
794:
1.17 harris41 795: # -------------------- filters out files based on extensions (returns an array)
1.1 www 796: sub match_ext {
797: my ($r,@packlist)=@_;
798: my @trimlist;
799: my $nextline;
800: my @fileext;
801: my $dirptr=16384;
802:
1.2 harris41 803: foreach my $line (@packlist) {
804: chomp $line;
805: $line =~ s/^\/home\/httpd\/html//;
806: my @unpackline = split (/\&/,$line);
1.45 ng 807: next if ($unpackline[0] eq '.');
808: next if ($unpackline[0] eq '..');
1.2 harris41 809: my @filecom = split (/\./,$unpackline[0]);
810: my $fext = pop(@filecom);
1.96 www 811: my $fnptr = ($unpackline[3]&$dirptr) || ($fext=~/\.(page|sequence)$/);
1.2 harris41 812: if ($fnptr == 0 and $unpackline[3] ne "") {
1.28 harris41 813: my $embstyle = &Apache::loncommon::fileembstyle($fext);
1.25 matthew 814: push @trimlist,$line if (defined($embstyle) &&
1.32 harris41 815: ($embstyle ne 'hdn' or $fext eq 'meta'));
1.1 www 816: } else {
1.2 harris41 817: push @trimlist,$line;
1.1 www 818: }
819: }
1.80 albertel 820: @trimlist = sort {uc($a) cmp uc($b)} (@trimlist);
1.1 www 821: return @trimlist;
822: }
823:
1.17 harris41 824: # ------------------------------- displays one line in appropriate table format
1.23 harris41 825: sub display_line {
1.16 harris41 826: my ($r,$diropen,$line,$indent,$startdir,$hashref,@list)=@_;
1.53 albertel 827: my (@pathfn, $fndir);
1.97 www 828: # there could be relative paths (files actually belonging into this directory)
829: # or absolute paths (for example, from sequences)
830: my $absolute;
831: my $pathprefix;
1.107 albertel 832: if ($line=~m|^/res/| && $startdir ne '') {
1.97 www 833: $absolute=1;
834: $pathprefix='';
835: } else {
836: $absolute=0;
837: $pathprefix=$startdir;
838: }
1.1 www 839: my $dirptr=16384;
1.182 bisitz 840: #SB my $fileclr="#ffffe6";
1.45 ng 841: my $iconpath= $r->dir_config('lonIconsURL') . '/';
1.1 www 842:
843: my @filecom = split (/\&/,$line);
844: my @pathcom = split (/\//,$filecom[0]);
845: my $listname = $pathcom[scalar(@pathcom)-1];
846: my $fnptr = $filecom[3]&$dirptr;
1.77 www 847: my $msg = &mt('View').' '.$filecom[0].' '.&mt('resources');
848: $msg = &mt('Close').' '.$filecom[0].' '.&mt('directory') if $diropen eq 'opened';
1.190 ! schulted 849: my $nowOpen = ($diropen eq 'opened' ? 1 : 0);
1.1 www 850:
1.45 ng 851: my $tabtag='</td>';
1.1 www 852: my $i=0;
1.186 jms 853: while ($i<=14) {
1.45 ng 854: $tabtag=join('',$tabtag,"<td> </td>")
1.155 albertel 855: if ($i != 9 &&
856: $hash{'display_attrs_'.$i} == 1);
1.1 www 857: $i++;
858: }
1.63 ng 859: my $valign = ($hash{'display_attrs_7'} == 1 ? 'top' : 'bottom');
1.17 harris41 860:
861: # display uplink arrow
1.45 ng 862: if ($filecom[1] eq 'viewOneUp') {
1.98 www 863: my $updir=$startdir;
864: # -------------- Filter out sequence containment in crumbs and "recent folders"
865: $updir='/'.(split(/\.(page|sequence)\/\//,$startdir))[-1];
866: $updir=~s/\/+/\//g;
867:
1.182 bisitz 868: #SB $r->print("<tr valign='$valign' bgcolor=\"$fileclr\">$extrafield");
869: $r->print(&Apache::loncommon::start_data_table_row()); # valign="$valign" ?!?
870: $r->print($extrafield);
1.70 ng 871: $r->print("<td>\n");
1.98 www 872: $r->print ('<form method="post" name="dirpathUP" action="'.$updir.
1.16 harris41 873: '/" '.
1.17 harris41 874: 'onSubmit="return rep_dirpath(\'UP\','.
875: 'document.forms.fileattr.acts.value)" '.
1.16 harris41 876: 'enctype="application/x-www-form-urlencoded"'.
877: '>'."\n");
1.170 albertel 878: $r->print(&Apache::loncommon::inhibit_menu_check('input'));
1.17 harris41 879: $r->print ('<input type=hidden name=openuri value="'.
1.131 albertel 880: $startdir.'" />'."\n");
1.190 ! schulted 881: $r->print ('<input type="hidden" name="acts" value="" />'."\n");
! 882: $r->print ('<a href="#" onClick="document.dirpathUP.submit()"><img src="'.$iconpath.'arrow.up.gif"');
! 883: $r->print (' name="'.$msg.'" type="image" class="LC_icon" />'.
1.17 harris41 884: "\n");
1.190 ! schulted 885: $r->print(&mt("Up")."</a></form>$tabtag");
1.182 bisitz 886: $r->print(&Apache::loncommon::end_data_table_row());
1.13 ng 887: return OK;
888: }
1.97 www 889: # Do we have permission to look at this?
890:
891: if($filecom[15] ne '1') { return OK if (!&Apache::lonnet::allowed('bre',$pathprefix.$filecom[0])); }
892:
893: # make absolute links appear on different background
1.182 bisitz 894: #SB if ($absolute) { $fileclr='#ccdd99'; }
1.17 harris41 895:
896: # display domain
1.45 ng 897: if ($filecom[1] eq 'domain') {
1.131 albertel 898: $r->print ('<input type="hidden" name="dirPointer" value="on" />'."\n")
1.133 albertel 899: if ($env{'form.dirPointer'} eq "on");
1.182 bisitz 900: #SB $r->print("<tr valign='$valign' bgcolor=\"$fileclr\">$extrafield");
901: $r->print(&Apache::loncommon::start_data_table_row()); # valign="$valign" ?!?"
902: $r->print($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>');
1.190 ! schulted 908: $r->print ('<input type="hidden" name="acts" value="" />');
! 909: $r->print ('<a href="#" onClick="document.dirpath'.($dnum-1).'.submit()"><img src="'.$iconpath.'arrow.'.($nowOpen ? "open" : "closed" ).'.gif"');
! 910: $r->print (' name="'.$msg.'" type="image" class="LC_icon" /></a>'.
1.17 harris41 911: "\n");
1.128 foxr 912: my $quotable_filecom = &Apache::loncommon::escape_single($filecom[0]);
1.125 foxr 913: $r->print ('<a href="javascript:gothere(\''.$quotable_filecom.
1.152 albertel 914: '\')"><img alt="" src="'.$iconpath.'server.gif"');
1.190 ! schulted 915: $r->print (' class="LC_icon" />'."\n");
! 916: $r->print (&mt("Domain")." - $listname </a>");
1.158 albertel 917: if (&Apache::lonnet::domain($listname,'description')) {
918: $r->print("(".&Apache::lonnet::domain($listname,'description').
1.60 albertel 919: ")");
920: }
1.182 bisitz 921: $r->print("</form>$tabtag");
922: $r->print(&Apache::loncommon::end_data_table_row());
1.1 www 923: return OK;
1.17 harris41 924:
925: # display user directory
1.1 www 926: }
1.45 ng 927: if ($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;
1.182 bisitz 932: #SB $r->print("<tr bgcolor=\"$fileclr\">$extrafield<td valign=$valign>");
933: $r->print(&Apache::loncommon::start_data_table_row()
1.190 ! schulted 934: .$extrafield.'<td class="LC_'.$valign.'">');
1.13 ng 935: &begin_form ($r,$curdir);
1.152 albertel 936: $r->print ('<a name="'.$anchor.'"></a><img alt="" src="'.$iconpath.
1.190 ! schulted 937: 'whitespace_21.gif" class="LC_icon" />'."\n");
1.131 albertel 938: $r->print ('<input type="hidden" name="acts" value="" />');
1.190 ! schulted 939: $r->print ('<a href="#" onClick="document.dirpath'.($dnum-1).'.submit()">');
! 940: $r->print ('<img src="'.$iconpath.'arrow.'.($nowOpen ? "open" : "closed" ).
! 941: '.gif" class="LC_icon"');
! 942: $r->print (' name="'.$msg.'" type="image" class="LC_indexer_icon" /></a>'.
1.17 harris41 943: "\n");
1.128 foxr 944: my $quotable_curdir = &Apache::loncommon::escape_single($curdir);
1.125 foxr 945: $r->print ('<a href="javascript:gothere(\''.$quotable_curdir
1.162 albertel 946: .'\')"><img alt="'.$msg.'" src="'.
1.190 ! schulted 947: $iconpath.'quill.gif" class="LC_indexer_icon" />');
1.60 albertel 948: my $domain=(split(m|/|,$startdir))[2];
949: my $plainname=&Apache::loncommon::plainname($listname,$domain);
1.190 ! schulted 950: $r->print ($listname.'</a>');
! 951:
! 952: if (defined($plainname) && $plainname) { $r->print(" ($plainname) "); }
! 953: $r->print('</form>'.$tabtag);
1.182 bisitz 954: $r->print(&Apache::loncommon::end_data_table_row());
1.190 ! schulted 955: return OK;
1.1 www 956: }
1.17 harris41 957:
1.1 www 958: # display file
1.190 ! schulted 959: if (($fnptr == 0 and $filecom[3] ne '') or $absolute) {
! 960: my $title;
! 961: my $filelink = $pathprefix.$filecom[0];
! 962: if ($hash{'display_attrs_0'} == 1) {
! 963: $title = &Apache::lonnet::gettitle($filelink);
! 964: }
! 965: my @file_ext = split (/\./,$listname);
! 966: my $curfext = $file_ext[-1];
! 967: if (@Omit) {
! 968: foreach (@Omit) { return OK if (lc($curfext) eq $_); }
! 969: }
! 970: if (@Only) {
! 971: my $skip = 1;
! 972: foreach (@Only) { $skip = 0 if (lc($curfext) eq $_); }
! 973: return OK if ($skip > 0);
! 974: }
! 975: # Set the icon for the file
! 976: my $iconname = &Apache::loncommon::icon($listname);
1.184 bisitz 977: #SB $r->print("<tr valign='$valign' bgcolor=\"$fileclr\">);
1.190 ! schulted 978: $r->print(&Apache::loncommon::start_data_table_row()); #SB valign="$valign" ?!?
! 979: $r->print('<td class="LC_middle LC_nobreak">');
1.104 albertel 980:
1.133 albertel 981: if ($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");
1.190 ! schulted 987: $r->print('</td><td class="LC_middle"><span class="LC_nobreak">');
1.145 www 988: } elsif ($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");
1.190 ! schulted 997: $r->print('</form></td><td class="LC_middle"><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
1.4 harris41 1012: my $count = 0;
1.190 ! schulted 1013: while ($count < $indent) {
1.162 albertel 1014: $r->print("<img alt=\"\" src=".$iconpath.
1.190 ! schulted 1015: "whitespace_21.gif class='LC_icon' />\n");
! 1016: $count++;
1.4 harris41 1017: }
1.95 www 1018: # Sequence open/close icon
1019: if ($filelink=~/\.(page|sequence)$/) {
1020: my $curdir = $startdir.$filecom[0].'/';
1021: my $anchor = $curdir;
1.162 albertel 1022: $anchor =~ s/\W//g;
1.131 albertel 1023: $r->print ('<input type="hidden" name="acts" value="" />');
1.152 albertel 1024: $r->print ('<a name="'.$anchor.'"></a><input src="'.$iconpath.
1.190 ! schulted 1025: 'arrow'.($nowOpen ? "open" : "closed" ).'.gif"');
! 1026: $r->print (' name="'.$msg.'" type="image" class="LC_icon" />'.
1.95 www 1027: "\n");
1028: }
1029: # Filetype icons
1.162 albertel 1030: $r->print("<img alt=\"\" src='$iconname' class='LC_icon' />\n");
1.128 foxr 1031: my $quotable_filelink = &Apache::loncommon::escape_single($filelink);
1.125 foxr 1032:
1033: $r->print (" <a href=\"javascript:openWindow('".$quotable_filelink.
1.170 albertel 1034: "?inhibitmenu=yes','previewfile','450','500','no','yes','yes');\"".
1.152 albertel 1035: " target=\"_self\">$listname</a> ");
1.170 albertel 1036: $quotable_filelink = &Apache::loncommon::escape_single($filelink.'.meta');
1037: &Apache::loncommon::inhibit_menu_check(\$quotable_filelink);
1.125 foxr 1038: $r->print (" (<a href=\"javascript:openWindow('".$quotable_filelink.
1.170 albertel 1039: "?inhibitmenu=yes','metadatafile','500','550','no','yes','no');\" ".
1.180 bisitz 1040: " target=\"_self\">".&mt('metadata')."</a>) ");
1.134 www 1041: # Close form to open/close sequence
1042: if ($filelink=~/\.(page|sequence)$/) {
1043: $r->print('</form>');
1044: }
1.184 bisitz 1045: $r->print("</span></td>\n");
1.45 ng 1046: if ($hash{'display_attrs_0'} == 1) {
1.70 ng 1047: $r->print('<td> '.($title eq '' ? ' ' : $title).
1.45 ng 1048: ' </td>'."\n");
1049: }
1.190 ! schulted 1050: $r->print('<td class="LC_right"> ',
1.17 harris41 1051: $filecom[8]," </td>\n")
1.45 ng 1052: if $hash{'display_attrs_1'} == 1;
1.190 ! schulted 1053: $r->print('<td class="LC_nobreak"> '.
1.181 bisitz 1054: (&Apache::lonlocal::locallocaltime($filecom[9]))." </td>\n")
1.45 ng 1055: if $hash{'display_attrs_2'} == 1;
1.190 ! schulted 1056: $r->print('<td class="LC_nobreak"> '.
1.181 bisitz 1057: (&Apache::lonlocal::locallocaltime($filecom[10]))." </td>\n")
1.45 ng 1058: if $hash{'display_attrs_3'} == 1;
1.2 harris41 1059:
1.45 ng 1060: if ($hash{'display_attrs_4'} == 1) {
1.104 albertel 1061: my $author = &Apache::lonnet::metadata($filelink,'author');
1.70 ng 1062: $r->print('<td> '.($author eq '' ? ' ' : $author).
1.17 harris41 1063: " </td>\n");
1.2 harris41 1064: }
1.45 ng 1065: if ($hash{'display_attrs_5'} == 1) {
1.104 albertel 1066: my $keywords = &Apache::lonnet::metadata($filelink,'keywords');
1.45 ng 1067: # $keywords = ' ' if (!$keywords);
1.70 ng 1068: $r->print('<td> '.($keywords eq '' ? ' ' : $keywords).
1.17 harris41 1069: " </td>\n");
1.2 harris41 1070: }
1.109 taceyjo1 1071:
1.45 ng 1072: if ($hash{'display_attrs_6'} == 1) {
1.104 albertel 1073: my $lang = &Apache::lonnet::metadata($filelink,'language');
1.28 harris41 1074: $lang = &Apache::loncommon::languagedescription($lang);
1.70 ng 1075: $r->print('<td> '.($lang eq '' ? ' ' : $lang).
1.17 harris41 1076: " </td>\n");
1.2 harris41 1077: }
1.70 ng 1078: if ($hash{'display_attrs_8'} == 1) {
1.111 www 1079: # statistics
1.117 www 1080: &dynmetaread($filelink);
1.112 www 1081: $r->print("<td>");
1.114 www 1082: &dynmetaprint($r,$filelink,'count');
1083: &dynmetaprint($r,$filelink,'course');
1084: &dynmetaprint($r,$filelink,'stdno');
1085: &dynmetaprint($r,$filelink,'avetries');
1086: &dynmetaprint($r,$filelink,'difficulty');
1087: &dynmetaprint($r,$filelink,'disc');
1088: &dynmetaprint($r,$filelink,'clear');
1089: &dynmetaprint($r,$filelink,'technical');
1090: &dynmetaprint($r,$filelink,'correct');
1091: &dynmetaprint($r,$filelink,'helpful');
1092: &dynmetaprint($r,$filelink,'depth');
1.112 www 1093: $r->print(" </td>\n");
1.111 www 1094:
1.70 ng 1095: }
1.109 taceyjo1 1096: if ($hash{'display_attrs_10'} == 1) {
1097: my $source = &Apache::lonnet::metadata($filelink,'sourceavail');
1.110 albertel 1098: if($source eq 'open') {
1.119 taceyjo1 1099: my $sourcelink = &Apache::lonsource::make_link($filelink,$listname);
1.128 foxr 1100: my $quotable_sourcelink = &Apache::loncommon::escape_single($sourcelink);
1.170 albertel 1101: &Apache::loncommon::inhibit_menu_check(\$quotable_sourcelink);
1.125 foxr 1102: $r->print('<td>'."<a href=\"javascript:openWindow('"
1103: .$quotable_sourcelink.
1.152 albertel 1104: "', 'previewsource', '700', '700', 'no', 'yes','yes');\"".
1.181 bisitz 1105: " target=\"_self\">".&mt('Source Code')."</a> "."</td>\n");
1.110 albertel 1106: } else { #A cuddled else. :P
1.111 www 1107: $r->print("<td> </td>\n");
1.110 albertel 1108: }
1.109 taceyjo1 1109: }
1.111 www 1110: if ($hash{'display_attrs_11'} == 1) {
1111: # links
1.117 www 1112: &dynmetaread($filelink);
1.113 www 1113: $r->print('<td>');
1.148 www 1114: &coursecontext($r,$filelink);
1.113 www 1115: &dynmetaprint($r,$filelink,'goto_list');
1116: &dynmetaprint($r,$filelink,'comefrom_list');
1117: &dynmetaprint($r,$filelink,'sequsage_list');
1.114 www 1118: &dynmetaprint($r,$filelink,'dependencies');
1.139 www 1119: &dynmetaprint($r,$filelink,'course_list');
1.113 www 1120: $r->print('</td>');
1.114 www 1121: }
1.185 jms 1122:
1123:
1124:
1125: if ($hash{'display_attrs_7'} == 1) {
1.115 www 1126: # Show resource
1.140 www 1127: my $output=&showpreview($filelink);
1128: $r->print('<td> '.($output eq '' ? ' ':$output).
1.115 www 1129: " </td>\n");
1.1 www 1130: }
1.185 jms 1131:
1132: if ($hash{'display_attrs_12'} == 1) {
1133: my $subject = &Apache::lonnet::metadata($filelink,'subject');
1134: $r->print('<td> '.($subject eq '' ? ' ' : $subject).
1135: " </td>\n");
1136: }
1137:
1.186 jms 1138: if ($hash{'display_attrs_13'} == 1) {
1139: my $notes = &Apache::lonnet::metadata($filelink,'notes');
1140: $r->print('<td> '.($notes eq '' ? ' ' : $notes).
1141: " </td>\n");
1142: }
1143:
1144: if ($hash{'display_attrs_14'} == 1) {
1145: my $abstract = &Apache::lonnet::metadata($filelink,'abstract');
1146: $r->print('<td> '.($abstract eq '' ? ' ' : $abstract).
1147: " </td>\n");
1148: }
1149:
1.185 jms 1150: $r->print(&Apache::loncommon::end_data_table_row());
1151: }
1152:
1153:
1.17 harris41 1154:
1.2 harris41 1155: # -- display directory
1.1 www 1156: if ($fnptr == $dirptr) {
1.2 harris41 1157: my $curdir = $startdir.$filecom[0].'/';
1.3 harris41 1158: my $anchor = $curdir;
1.162 albertel 1159: $anchor =~ s/\W//g;
1.182 bisitz 1160: #SB $r->print("<tr bgcolor=\"$fileclr\">$extrafield<td valign=$valign>");
1161: $r->print(&Apache::loncommon::start_data_table_row()); # SB: bgcolor suggestion: darkgrey ("LC_info_row"?!?)
1162: # $r->print('<tr class="LC_info_row">');
1.190 ! schulted 1163: $r->print($extrafield.'<td class="LC_middle LC_nobreak">');
1.2 harris41 1164: &begin_form ($r,$curdir);
1.4 harris41 1165: my $indentm1 = $indent-1;
1.190 ! schulted 1166: my $count = 0;
! 1167: while ($count < $indentm1) {
! 1168: $r->print ("<img alt=\"\" src=",$iconpath
! 1169: ,"whitespace_21.gif class='LC_icon' />\n");
! 1170: $count++;
1.1 www 1171: }
1.131 albertel 1172: $r->print ('<input type="hidden" name="acts" value="" />');
1.190 ! schulted 1173: $r->print ('<a name="'.$anchor.'"></a>');
! 1174: $r->print ('<a href="#" onClick="document.dirpath'.($dnum-1).'.submit()"><img src="'.$iconpath.
! 1175: 'arrow.'.($nowOpen ? "open" : "closed" ).'.gif"');
! 1176: $r->print (' name="'.$msg.'" class="LC_icon" /></a>'.
1.17 harris41 1177: "\n");
1.128 foxr 1178: my $quotable_curdir = &Apache::loncommon::escape_single($curdir);
1.190 ! schulted 1179:
! 1180: my $location = &Apache::loncommon::lonhttpdurl("/adm/lonIcons");
! 1181: my $icon = "navmap.folder.".($nowOpen ? "open":"closed").'.gif';
! 1182: $r->print ('<a href="javascript:gothere(\''
! 1183: .$quotable_curdir.'\')"">'
! 1184: .'<img alt="'.&mt('Open Folder').'" src="'.
! 1185: $location."/".$icon.'" />'.
! 1186: "\n");
! 1187: $r->print ("$listname</a></form></td>\n");
1.86 www 1188: # Attributes
1189: my $filelink = $startdir.$filecom[0].'/default';
1190:
1191: if ($hash{'display_attrs_0'} == 1) {
1.169 albertel 1192: my $title = &Apache::lonnet::gettitle($filelink);
1.86 www 1193: $r->print('<td> '.($title eq '' ? ' ' : $title).
1194: ' </td>'."\n");
1195: }
1.190 ! schulted 1196: $r->print('<td class="LC_right"> ',
1.86 www 1197: $filecom[8]," </td>\n")
1198: if $hash{'display_attrs_1'} == 1;
1.190 ! schulted 1199: $r->print('<td class="LC_break"> '.
1.181 bisitz 1200: (&Apache::lonlocal::locallocaltime($filecom[9]))." </td>\n")
1.86 www 1201: if $hash{'display_attrs_2'} == 1;
1.190 ! schulted 1202: $r->print('<td class="LC_break"> '.
1.181 bisitz 1203: (&Apache::lonlocal::locallocaltime($filecom[10]))." </td>\n")
1.86 www 1204: if $hash{'display_attrs_3'} == 1;
1205:
1206: if ($hash{'display_attrs_4'} == 1) {
1207: my $author = &Apache::lonnet::metadata($filelink,'author');
1208: $r->print('<td> '.($author eq '' ? ' ' : $author).
1209: " </td>\n");
1210: }
1211: if ($hash{'display_attrs_5'} == 1) {
1212: my $keywords = &Apache::lonnet::metadata($filelink,'keywords');
1213: # $keywords = ' ' if (!$keywords);
1214: $r->print('<td> '.($keywords eq '' ? ' ' : $keywords).
1215: " </td>\n");
1216: }
1217: if ($hash{'display_attrs_6'} == 1) {
1218: my $lang = &Apache::lonnet::metadata($filelink,'language');
1219: $lang = &Apache::loncommon::languagedescription($lang);
1220: $r->print('<td> '.($lang eq '' ? ' ' : $lang).
1221: " </td>\n");
1222: }
1.185 jms 1223:
1.86 www 1224: if ($hash{'display_attrs_8'} == 1) {
1225: $r->print('<td> </td>');
1226: }
1.115 www 1227: if ($hash{'display_attrs_10'} == 1) {
1.109 taceyjo1 1228: $r->print('<td> </td>');
1229: }
1.185 jms 1230: if ($hash{'display_attrs_7'} == 1) {
1231: $r->print('<td> </td>');
1232: }
1233: if ($hash{'display_attrs_11'} == 1) {
1.111 www 1234: $r->print('<td> </td>');
1235: }
1.185 jms 1236: if ($hash{'display_attrs_12'} == 1) {
1237: my $subject = &Apache::lonnet::metadata($filelink,'subject');
1238: $r->print('<td> '.($subject eq '' ? ' ' : $subject).
1239: " </td>\n");
1240: }
1.186 jms 1241: if ($hash{'display_attrs_13'} == 1) {
1242: my $notes = &Apache::lonnet::metadata($filelink,'notes');
1243: $r->print('<td> '.($notes eq '' ? ' ' : $notes).
1244: " </td>\n");
1245: }
1246:
1247: if ($hash{'display_attrs_14'} == 1) {
1248: my $abstract = &Apache::lonnet::metadata($filelink,'abstract');
1249: $r->print('<td> '.($abstract eq '' ? ' ' : $abstract).
1250: " </td>\n");
1251: }
1.185 jms 1252:
1253: $r->print(&Apache::loncommon::end_data_table_row());
1.1 www 1254: }
1.2 harris41 1255:
1.1 www 1256: }
1257:
1.148 www 1258: sub coursecontext {
1259: my ($r,$filelink)=@_;
1260: my $filesymb=&Apache::lonnet::symbread($filelink);
1261: if ($filesymb) {
1262: my ($map,$index,$resource)=&Apache::lonnet::decode_symb($filesymb);
1263: $r->print(&mt('Already in this course:<br />[_1] in folder/map [_2].<br />',
1264: &Apache::lonnet::gettitle($resource),
1265: &Apache::lonnet::gettitle($map)));
1266: }
1267: }
1268:
1.140 www 1269: sub showpreview {
1270: my ($filelink)=@_;
1.151 albertel 1271: if ($filelink=~m-^(/ext/|http://)-) {
1.150 www 1272: return &mt('External Resource, preview not enabled');
1273: }
1.140 www 1274: my ($curfext)=($filelink=~/\.(\w+)$/);
1275: my $output='';
1276: my $embstyle=&Apache::loncommon::fileembstyle($curfext);
1277: if ($embstyle eq 'ssi') {
1278: my $cache=$Apache::lonnet::perlvar{'lonDocRoot'}.$filelink.
1279: '.tmp';
1280: if ((!$env{'form.updatedisplay'}) &&
1281: (-e $cache)) {
1282: open(FH,$cache);
1283: $output=join("\n",<FH>);
1284: close(FH);
1285: } else {
1.147 www 1286: # In update display mode, remove old cache. This is done to retroactively
1287: # clean up course context renderings.
1288: if (-e $cache) {
1289: unlink($cache);
1290: }
1.140 www 1291: $output=&Apache::lonnet::ssi_body($filelink);
1.146 www 1292: # Is access denied? Don't render, don't store
1.140 www 1293: if ($output=~/LONCAPAACCESSCONTROLERRORSCREEN/s) {
1294: $output='';
1.146 www 1295: # Was this rendered in course content? Don't store
1296: } elsif (!&Apache::lonnet::symbread($filelink)) {
1.140 www 1297: open(FH,">$cache");
1298: print FH $output;
1299: close(FH);
1300: }
1301: }
1.190 ! schulted 1302: $output='<span class="LC_fontsize_medium">'.$output.'</span>';
1.140 www 1303: } elsif ($embstyle eq 'img') {
1.152 albertel 1304: $output='<img alt="'.&mt('Preview').'" src="'.$filelink.'" />';
1.154 albertel 1305: } elsif ($filelink=~m{^/res/($match_domain)/($match_username)/}) {
1.152 albertel 1306: $output='<img alt="'.&mt('Preview').'" src="http://'.
1.157 albertel 1307: &Apache::lonnet::hostname(&Apache::lonnet::homeserver($2,$1)).
1.140 www 1308: '/cgi-bin/thumbnail.gif?url='.$filelink.'" />';
1309: }
1310: return $output;
1311: }
1312:
1.113 www 1313: sub dynmetaprint {
1314: my ($r,$filelink,$item)=@_;
1315: if ($dynhash{$filelink}->{$item}) {
1.114 www 1316: $r->print("\n<br />".$fieldnames{$item}.': '.
1.113 www 1317: &Apache::lonmeta::prettyprint($item,
1318: $dynhash{$filelink}->{$item},
1.145 www 1319: (($env{'form.catalogmode'} ne 'import')?'preview':''),
1.113 www 1320: '',
1.145 www 1321: (($env{'form.catalogmode'} eq 'import')?'document.forms.fileattr':''),1));
1.113 www 1322: }
1323: }
1324:
1.14 harris41 1325: # ------------------- prints the beginning of a form for directory or file link
1.1 www 1326: sub begin_form {
1327: my ($r,$uri) = @_;
1.3 harris41 1328: my $anchor = $uri;
1.162 albertel 1329: $anchor =~ s/\W//g;
1330: $uri=&Apache::loncommon::escape_single($uri);
1.17 harris41 1331: $r->print ('<form method="post" name="dirpath'.$dnum.'" action="'.$uri.
1332: '#'.$anchor.
1333: '" onSubmit="return rep_dirpath(\''.$dnum.'\''.
1334: ',document.forms.fileattr.acts.value)" '.
1.16 harris41 1335: 'enctype="application/x-www-form-urlencoded">'."\n");
1.131 albertel 1336: $r->print ('<input type="hidden" name="openuri" value="'.$uri.'" />'.
1.17 harris41 1337: "\n");
1.131 albertel 1338: $r->print ('<input type="hidden" name="dirPointer" value="on" />'."\n");
1.170 albertel 1339: $r->print(&Apache::loncommon::inhibit_menu_check('input'));
1.16 harris41 1340: $dnum++;
1.17 harris41 1341: }
1342:
1343: # --------- settings whenever the user causes the indexer window to be launched
1344: sub start_fresh_session {
1.149 albertel 1345: my ($hash) = @_;
1346: delete $hash->{'form.catalogmode'};
1347: delete $hash->{'form.mode'};
1348: delete $hash->{'form.form'};
1349: delete $hash->{'form.element'};
1350: delete $hash->{'form.omit'};
1351: delete $hash->{'form.only'};
1352: foreach (keys %{$hash}) {
1353: delete $hash->{$_} if (/^(pre_|store)/);
1.27 harris41 1354: }
1.1 www 1355: }
1356:
1.35 matthew 1357: # ------------------------------------------------------------------- setvalues
1358: sub setvalues {
1359: # setvalues is used in registerurl to synchronize the database
1360: # hash and environment hashes
1361: my ($H1,$h1key,$H2,$h2key) =@_;
1362: #
1363: if (exists $H2->{$h2key}) {
1364: $H1->{$h1key} = $H2->{$h2key};
1365: } elsif (exists $H1->{$h1key}) {
1366: $H2->{$h2key} = $H1->{$h1key};
1367: }
1368: }
1369:
1.1 www 1370: 1;
1.54 www 1371:
1372: sub cleanup {
1.55 www 1373: if (tied(%hash)){
1374: &Apache::lonnet::logthis('Cleanup indexer: hash');
1375: }
1.138 albertel 1376: return OK;
1.54 www 1377: }
1.23 harris41 1378:
1.126 foxr 1379:
1380:
1381:
1382:
1.23 harris41 1383: =head1 NAME
1384:
1385: Apache::lonindexer - mod_perl module for cross server filesystem browsing
1386:
1387: =head1 SYNOPSIS
1388:
1389: Invoked by /etc/httpd/conf/srm.conf:
1390:
1391: <LocationMatch "^/res.*/$">
1392: SetHandler perl-script
1393: PerlHandler Apache::lonindexer
1394: </LocationMatch>
1395:
1396: =head1 INTRODUCTION
1397:
1398: This module enables a scheme of browsing across a cross server.
1399:
1400: This is part of the LearningOnline Network with CAPA project
1401: described at http://www.lon-capa.org.
1402:
1403: =head1 BEGIN SUBROUTINE
1404:
1405: This routine is only run once after compilation.
1406:
1407: =over 4
1408:
1409: =item *
1410:
1411: Initializes %language hash table.
1412:
1413: =back
1414:
1415: =head1 HANDLER SUBROUTINE
1416:
1417: This routine is called by Apache and mod_perl.
1418:
1419: =over 4
1420:
1421: =item *
1422:
1423: read in machine configuration variables
1424:
1425: =item *
1426:
1427: see if called from an interactive mode
1428:
1429: =item *
1430:
1431: refresh environment with user database values (in %hash)
1432:
1433: =item *
1434:
1435: define extra fields and buttons in case of special mode
1436:
1437: =item *
1438:
1439: set catalogmodefunctions to have extra needed javascript functionality
1440:
1441: =item *
1442:
1443: print header
1444:
1445: =item *
1446:
1447: evaluate actions from previous page (both cumulatively and chronologically)
1448:
1449: =item *
1450:
1451: output title
1452:
1453: =item *
1454:
1455: get state of file attributes to be showing
1456:
1457: =item *
1458:
1459: output state of file attributes to be showing
1460:
1461: =item *
1462:
1463: output starting row to the indexed file/directory hierarchy
1464:
1465: =item *
1466:
1467: read in what directories have previously been set to "open"
1468:
1469: =item *
1470:
1471: if not at top level, provide an uplink arrow
1472:
1473: =item *
1474:
1475: recursively go through all the directories and output as appropriate
1476:
1477: =item *
1478:
1479: information useful for group import
1480:
1481: =item *
1482:
1483: end the tables
1484:
1485: =item *
1486:
1487: end the output and return
1488:
1489: =back
1490:
1491: =head1 OTHER SUBROUTINES
1492:
1493: =over 4
1494:
1495: =item *
1496:
1497: scanDir - recursive scan of a directory
1498:
1499: =item *
1500:
1501: get_list - get complete matched list based on the uri (returns an array)
1502:
1503: =item *
1504:
1505: match_ext - filters out files based on extensions (returns an array)
1506:
1507: =item *
1508:
1509: display_line - displays one line in appropriate table format
1510:
1511: =item *
1512:
1513: begin_form - prints the beginning of a form for directory or file link
1514:
1515: =item *
1516:
1517: start_fresh_session - settings whenever the user causes the indexer window
1518: to be launched
1519:
1520: =back
1521:
1522: =cut
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