Annotation of loncom/interface/lonindexer.pm, revision 1.213.4.9

1.1       www         1: # The LearningOnline Network with CAPA
1.24      harris41    2: # Directory Indexer
                      3: #
1.213.4.9! raeburn     4: # $Id: lonindexer.pm,v 1.213.4.8 2015/01/23 22:59:28 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)       ##
1.213.4.3  raeburn    37: ## 4. Handling routine called via Apache and mod_perl                        ##
                     38: ## 5. Other subroutines                                                      ##
1.23      harris41   39: ##                                                                           ##
                     40: ###############################################################################
1.7       harris41   41: 
1.1       www        42: package Apache::lonindexer;
                     43: 
1.23      harris41   44: # ------------------------------------------------- modules used by this module
1.1       www        45: use strict;
1.133     albertel   46: use Apache::lonnet;
1.30      harris41   47: use Apache::loncommon();
1.83      www        48: use Apache::lonhtmlcommon();
1.94      www        49: use Apache::lonsequence();
1.1       www        50: use Apache::Constants qw(:common);
1.70      ng         51: use Apache::lonmeta;
1.2       harris41   52: use Apache::File;
1.77      www        53: use Apache::lonlocal;
1.109     taceyjo1   54: use Apache::lonsource();
1.172     albertel   55: use Apache::groupsort();
1.2       harris41   56: use GDBM_File;
1.154     albertel   57: use LONCAPA qw(:match);
1.2       harris41   58: 
1.23      harris41   59: # ---------------------------------------- variables used throughout the module
1.87      www        60: my %hash; # global user-specific gdbm file
1.17      harris41   61: my %dirs; # keys are directories, values are the open/close status
1.111     www        62: my %dynhash; # hash of hashes for dynamic metadata
1.117     www        63: my %dynread; # hash of directories already read for dynamic metadata
1.113     www        64: my %fieldnames; # Metadata fieldnames
1.17      harris41   65: # ----- Values which are set by the handler subroutine and are accessible to
                     66: # -----     other methods.
                     67: my $extrafield; # default extra table cell
                     68: my $fnum; # file counter
                     69: my $dnum; # directory counter
1.1       www        70: 
1.40      matthew    71: # ----- Used to include or exclude files with certain extensions.
1.43      matthew    72: my @Only = ();
1.40      matthew    73: my @Omit = ();
                     74: 
                     75: 
1.125     foxr       76: 
                     77: 
1.23      harris41   78: # ----------------------------- Handling routine called via Apache and mod_perl
1.1       www        79: sub handler {
                     80:     my $r = shift;
1.67      matthew    81:     my $c = $r->connection();
1.76      www        82:     &Apache::loncommon::content_type($r,'text/html');
1.50      albertel   83:     &Apache::loncommon::no_cache($r);
1.1       www        84:     $r->send_http_header;
                     85:     return OK if $r->header_only;
1.9       harris41   86:     $fnum=0;
1.16      harris41   87:     $dnum=0;
1.17      harris41   88: 
1.43      matthew    89:     # Deal with stupid global variables (is there a way around making
                     90:     # these global to this package?  It is just so wrong....)
                     91:     undef (@Only);
                     92:     undef (@Omit);
1.113     www        93:     %fieldnames=&Apache::lonmeta::fieldnames();
1.43      matthew    94: 
1.213.4.6  raeburn    95: # --------------------------------------------------------------- get icon path
1.10      harris41   96:     my $iconpath= $r->dir_config('lonIconsURL') . "/";
1.1       www        97: 
1.182     bisitz     98: #SB my $fileclr='#ffffe6';
1.15      harris41   99:     my $line;
1.176     banghart  100:     my (@attrchk,@openpath,$typeselect);
1.15      harris41  101:     my $uri=$r->uri;
                    102: 
1.7       harris41  103: # -------------------------------------- see if called from an interactive mode
1.35      matthew   104:     # Get the parameters from the query string
1.36      matthew   105:     &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
1.40      matthew   106: 	     ['catalogmode','launch','acts','mode','form','element',
1.79      albertel  107:               'only','omit','titleelement']);
1.35      matthew   108:     #-------------------------------------------------------------------
1.17      harris41  109:     my $closebutton='';
1.7       harris41  110:     my $groupimportbutton='';
                    111:     my $colspan=''; 
1.141     albertel  112:     
1.14      harris41  113:     $extrafield='';
1.209     foxr      114:     my $diropendb = LONCAPA::tempdir() .
                    115: 	"$env{'user.domain'}_$env{'user.name'}_sel_res.db";
1.67      matthew   116:     %hash = ();
1.68      albertel  117:     {
                    118: 	my %dbfile;
1.149     albertel  119: 	if (tie(%dbfile,'GDBM_File',$diropendb,&GDBM_WRITER(),0640)) {
                    120: 	    if ($env{'form.launch'} eq '1') {
                    121: 		&start_fresh_session(\%dbfile);
                    122: 	    }
1.68      albertel  123: 	    while(my($key,$value)=each(%dbfile)) {
                    124: 		$hash{$key}=$value;
                    125: 	    }
                    126: 	    untie(%dbfile);
                    127: 	}
                    128:     }
1.174     banghart  129: # - Evaluate actions from previous page (both cumulatively and chronologically)
                    130:         if ($env{'form.catalogmode'} eq 'import' || $hash{'form.catalogmode'} eq 'import') {
                    131: 	    &Apache::groupsort::update_actions_hash(\%hash);
                    132: 	}
                    133:     
1.68      albertel  134:     {
1.105     taceyjo1  135:   #Hijack lonindexer to verify a title and be close down.
1.133     albertel  136:    if ($env{'form.launch'} eq '2') {
1.130     albertel  137:        &Apache::loncommon::content_type($r,'text/html');
1.108     albertel  138:        my $extra='';
1.133     albertel  139:        if (defined($env{'form.titleelement'}) && 
                    140: 	   $env{'form.titleelement'} ne '') {
                    141: 	   my $verify_title = &Apache::lonnet::gettitle($env{'form.acts'});
                    142: #	   &Apache::lonnet::logthis("Hrrm $env{'form.acts'} -- $verify_title");
1.108     albertel  143: 	   $verify_title=~s/'/\\'/g;
1.133     albertel  144: 	   $extra='window.opener.document.forms["'.$env{'form.form'}.'"].elements["'.$env{'form.titleelement'}.'"].value=\''.$verify_title.'\';';
1.108     albertel  145:        }
1.141     albertel  146:        my $js = <<ENDSUBM;
1.129     albertel  147: 	       <script type="text/javascript">
1.105     taceyjo1  148: 		function load() {
1.133     albertel  149: 			window.opener.document.forms["$env{'form.form'}"]
                    150: 			    .elements["$env{'form.element'}"]
                    151: 			    .value='$env{'form.acts'}';
1.108     albertel  152: 			$extra
1.105     taceyjo1  153: 			window.close();
                    154: 		}
1.129     albertel  155:    	       </script>
1.105     taceyjo1  156: ENDSUBM
1.141     albertel  157:        $r->print(&Apache::loncommon::start_page(undef,$js,
                    158: 						{'only_body'   =>1,
1.213     www       159:                                                  'add_modal' => 1,
1.213.4.2  raeburn   160:                                                  'add_wishlist' => 1,
1.141     albertel  161: 						 'add_entries' =>
1.142     albertel  162: 						     {'onload' => "load();"},}
                    163: 						).
1.141     albertel  164: 		 &Apache::loncommon::end_page());
1.108     albertel  165:        return OK;
1.105     taceyjo1  166:    }
                    167:     
1.17      harris41  168: # -------------------- refresh environment with user database values (in %hash)
1.133     albertel  169: 	&setvalues(\%hash,'form.catalogmode',\%env,'form.catalogmode'   );
1.15      harris41  170: 
1.17      harris41  171: # --------------------- define extra fields and buttons in case of special mode
1.133     albertel  172: 	if ($env{'form.catalogmode'} eq 'interactive') {
1.182     bisitz    173: #SB	    $extrafield='<td bgcolor="'.$fileclr.'" valign="bottom">'.
1.194     jms       174:             $extrafield='<td class="LC_bottom">'.
1.152     albertel  175: 		'<img alt="" src="'.$iconpath.'whitespace1.gif"'.
1.162     albertel  176: 		' class="LC_icon" /></td>';
1.15      harris41  177: 	    $colspan=" colspan='2' ";
1.77      www       178:             my $cl=&mt('Close');
1.15      harris41  179:             $closebutton=<<END;
1.199     droeschl  180: <input type="button" name="close" value='$cl' onclick="self.close()" />
1.7       harris41  181: END
1.16      harris41  182:         }
1.145     www       183: 	elsif ($env{'form.catalogmode'} eq 'import') {
1.182     bisitz    184: #SB	    $extrafield='<td bgcolor="'.$fileclr.'" valign="bottom">'.
1.194     jms       185:             $extrafield='<td class="LC_bottom">'.
1.152     albertel  186: 		'<img alt="" src="'.$iconpath.'whitespace1.gif"'.
1.162     albertel  187: 		' class="LC_icon" /></td>';
1.15      harris41  188: 	    $colspan=" colspan='2' ";
1.77      www       189: 	    my $cl=&mt('Close');
1.123     matthew   190:             my $gi=&mt('Import');
1.15      harris41  191:             $closebutton=<<END;
1.199     droeschl  192: <input type="button" name="close" value='$cl' onclick="self.close()" />
1.7       harris41  193: END
1.15      harris41  194:             $groupimportbutton=<<END;
1.77      www       195: <input type="button" name="groupimport" value='$gi'
1.199     droeschl  196: onclick="javascript:select_group()" />
1.7       harris41  197: END
1.15      harris41  198:         }
1.35      matthew   199: 	# Additions made by Matthew to make the browser a little easier to deal
                    200: 	# with in the future.
                    201: 	#
                    202: 	# $mode (at this time) indicates if we are in edit mode.
                    203: 	# $form is the name of the form that the URL is placed when the
                    204: 	#       selection is made.
                    205: 	# $element is the name of the element in $formname which receives
                    206: 	#       the URL.
1.91      taceyjo1  207: 	#&Apache::lonxml::debug('Checking mode, form, element');
1.133     albertel  208: 	&setvalues(\%hash,'form.mode'        ,\%env,'form.mode'   );
                    209: 	&setvalues(\%hash,'form.form'        ,\%env,'form.form'   );
                    210: 	&setvalues(\%hash,'form.element'     ,\%env,'form.element');
                    211: 	&setvalues(\%hash,'form.titleelement',\%env,'form.titleelement');
                    212: 	&setvalues(\%hash,'form.only'        ,\%env,'form.only'   );
                    213: 	&setvalues(\%hash,'form.omit'        ,\%env,'form.omit'   );
1.35      matthew   214: 
1.40      matthew   215:         # Deal with 'omit' and 'only' 
1.133     albertel  216:         if (exists $env{'form.omit'}) {
                    217:             @Omit = split(',',$env{'form.omit'});
1.40      matthew   218:         }
1.133     albertel  219:         if (exists $env{'form.only'}) {
                    220:             @Only = split(',',$env{'form.only'});
1.40      matthew   221:         }
                    222:         
1.133     albertel  223: 	my $mode = $env{'form.mode'};
1.79      albertel  224: 	my ($form,$element,$titleelement);
1.39      matthew   225: 	if ($mode eq 'edit' || $mode eq 'parmset') {
1.133     albertel  226: 	    $form         = $env{'form.form'};
                    227: 	    $element      = $env{'form.element'};
                    228: 	    $titleelement = $env{'form.titleelement'};
1.35      matthew   229: 	}
1.90      taceyjo1  230: 	#&Apache::lonxml::debug("mode=$mode form=$form element=$element titleelement=$titleelement");
1.17      harris41  231: # ------ set catalogmodefunctions to have extra needed javascript functionality
1.15      harris41  232: 	my $catalogmodefunctions='';
1.133     albertel  233: 	if ($env{'form.catalogmode'} eq 'interactive' or
1.145     www       234: 	    $env{'form.catalogmode'} eq 'import') {
1.35      matthew   235: 	    # The if statement below sets us up to use the old version
                    236: 	    # by default (ie. if $mode is undefined).  This is the easy
                    237: 	    # way out.  Hopefully in the future I'll find a way to get 
                    238: 	    # the calls dealt with in a more comprehensive manner.
1.41      www       239: 
                    240: #
                    241: # There is now also mode "simple", which is for the simple version of the rat
                    242: #
                    243: #
1.39      matthew   244: 	    if (!defined($mode) || ($mode ne 'edit' && $mode ne 'parmset')) {
1.170     albertel  245:                 my $location = "/adm/groupsort?&inhibitmenu=yes&catalogmode=import&";
1.41      www       246:                 $location .= "mode=".$mode."&";
1.40      matthew   247:                 $location .= "acts=";
1.35      matthew   248: 		$catalogmodefunctions=<<"END";
1.108     albertel  249: function select_data(url) {
1.7       harris41  250:     changeURL(url);
1.8       harris41  251:     self.close();
                    252: }
                    253: function select_group() {
1.40      matthew   254:     window.location="$location"+document.forms.fileattr.acts.value;
1.16      harris41  255: }
1.35      matthew   256: function changeURL(val) {
                    257:     if (opener.inf) {
                    258:         if (opener.inf.document.forms.resinfo.elements.u) {
                    259: 	    opener.inf.document.forms.resinfo.elements.u.value=val;
                    260:         }
1.7       harris41  261:     }
                    262: }
1.35      matthew   263: END
1.39      matthew   264:             } elsif ($mode eq 'edit') { # we are in 'edit' mode
1.40      matthew   265:                 my $location = "/adm/groupsort?catalogmode=interactive&";
                    266:                 $location .= "form=$form&element=$element&mode=edit&acts=";
1.35      matthew   267: 		$catalogmodefunctions=<<END;
                    268: // mode = $mode
1.108     albertel  269: function select_data(url) {
                    270:    var location = "/res/?launch=2&form=$form&element=$element&titleelement=$titleelement&acts=" + url;
1.105     taceyjo1  271:    window.location=location;
1.173     banghart  272:    if (window.opener.document.forms["$form"].elements["$element"].value != url) {
                    273:        window.opener.unClean();
                    274:    }
1.35      matthew   275: }
                    276: function select_group() {
1.40      matthew   277:     window.location="$location"+document.forms.fileattr.acts.value;
1.35      matthew   278: }
                    279: 
1.7       harris41  280: function changeURL(val) {
1.35      matthew   281:     if (window.opener.document) {
                    282: 	window.opener.document.forms["$form"].elements["$element"].value=val;
                    283:     } else {
                    284: 	    alert("The file you selected is: "+val);
1.7       harris41  285:     }
                    286: }
                    287: END
1.79      albertel  288:                 if (!$titleelement) {
                    289: 		    $catalogmodefunctions.='function changeTitle(val) {}';
                    290: 		} else {
                    291: 		    $catalogmodefunctions.=<<END;
                    292: function changeTitle(val) {
                    293:     if (window.opener.document) {
                    294: 	    window.opener.document.forms["$form"].elements["$titleelement"].value=val;
                    295:     } else {
                    296: 	    alert("The title of the file you selected is: "+val);
                    297:     }
                    298: }
                    299: END
                    300:                 }
1.39      matthew   301:             } elsif ($mode eq 'parmset') {
1.40      matthew   302:                 my $location = "/adm/groupsort?catalogmode=interactive&";
                    303:                 $location .= "form=$form&element=$element&mode=parmset&acts=";
1.39      matthew   304: 		$catalogmodefunctions=<<END;
                    305: // mode = $mode
1.108     albertel  306: function select_data(url) {
1.39      matthew   307:     changeURL(url);
                    308:     self.close();
                    309: }
                    310: 
                    311: function select_group() {
1.40      matthew   312:     window.location="$location"+document.forms.fileattr.acts.value;
1.39      matthew   313: }
                    314: 
                    315: function changeURL(val) {
                    316:     if (window.opener.document) {
1.206     raeburn   317:         var elementname  = "$element";
1.39      matthew   318: 	window.opener.document.forms["$form"].elements[elementname].value=val;
                    319:     } else {
                    320: 	    alert("The file you selected is: "+val);
                    321:     }
                    322: }
                    323: 
                    324: END
                    325:             }
1.15      harris41  326:         }
1.38      matthew   327:         $catalogmodefunctions.=<<END;
                    328: var acts='';
                    329: function rep_dirpath(suffix,val) {
                    330:     eval("document.forms.dirpath"+suffix+".acts.value=val");
                    331: }
                    332: END
1.145     www       333: 	if ($env{'form.catalogmode'} eq 'import') {
1.38      matthew   334:             $catalogmodefunctions.=<<END;
1.16      harris41  335: function queue(val) {
                    336:     if (eval("document.forms."+val+".filelink.checked")) {
                    337: 	var l=val.length;
                    338: 	var v=val.substring(4,l);
                    339: 	document.forms.fileattr.acts.value+='1a'+v+'b';
                    340:     }
                    341:     else {
                    342: 	var l=val.length;
                    343: 	var v=val.substring(4,l);
                    344: 	document.forms.fileattr.acts.value+='0a'+v+'b';
                    345:     }
                    346: }
                    347: END
                    348: 	}
1.17      harris41  349: 
1.170     albertel  350:         my $inhibit_menu = "+'&".&Apache::loncommon::inhibit_menu_check()."'";
1.1       www       351: # ---------------------------------------------------------------- Print Header
1.170     albertel  352:         
1.141     albertel  353: 	my $js = <<"ENDHEADER";
1.19      harris41  354: <script type="text/javascript">
1.199     droeschl  355: // <![CDATA[
1.175     banghart  356: $catalogmodefunctions;
                    357: function update_only(field) {
                    358:     alert(field.name);
                    359: }
1.163     banghart  360: function checkAll() {
1.160     banghart  361:     var numForms = document.forms.length;
                    362:     for (i=0;i<numForms;i++) {
                    363:         var numElements = document.forms[i].elements.length;
                    364:         for (j=0;j<numElements;j++){
1.163     banghart  365:             var fieldName = document.forms[i].elements[j].name;
                    366:             if (fieldName == 'filelink') {
                    367:                 document.forms[i].elements[j].checked = true;
1.168     banghart  368:                 queue(document.forms[i].name);
1.163     banghart  369:             }
                    370:         }
                    371:     }
                    372: }
                    373: function uncheckAll() {
                    374:     var numForms = document.forms.length;
                    375:     for (i=0;i<numForms;i++) {
                    376:         var numElements = document.forms[i].elements.length;
                    377:         for (j=0;j<numElements;j++){
                    378:             var fieldName = document.forms[i].elements[j].name;
                    379:             if (fieldName == 'filelink') {
                    380:                 document.forms[i].elements[j].checked = false;
1.168     banghart  381:                 queue(document.forms[i].name);
1.160     banghart  382:             }
                    383:         }
                    384:     }
                    385: }
1.213     www       386: 
1.69      www       387: function openWindow(url, wdwName, w, h, toolbar,scrollbar,locationbar) {
1.71      ng        388:     var xpos = (screen.width-w)/2;
                    389:     xpos = (xpos < 0) ? '0' : xpos;
                    390:     var ypos = (screen.height-h)/2-30;
                    391:     ypos = (ypos < 0) ? '0' : ypos;
                    392:     var options = "width=" + w + ",height=" + h + ",screenx="+xpos+",screeny="+ypos+",";
1.2       harris41  393:     options += "resizable=yes,scrollbars="+scrollbar+",status=no,";
1.69      www       394:     options += "menubar=no,toolbar="+toolbar+",location="+locationbar+",directories=no";
1.2       harris41  395:     var newWin = window.open(url, wdwName, options);
                    396:     newWin.focus();
                    397: }
1.213     www       398: 
1.16      harris41  399: function gothere(val) {
1.170     albertel  400:     window.location=val+'?acts='+document.forms.fileattr.acts.value$inhibit_menu;
1.16      harris41  401: }
1.199     droeschl  402: // ]]>
1.14      harris41  403: </script>
1.141     albertel  404: ENDHEADER
1.3       harris41  405: 
1.154     albertel  406:         my ($headerdom)=($uri=~m{^/res/($match_domain)/});
1.198     bisitz    407: 
                    408:         if ($env{'form.catalogmode'}) {
                    409:             # "Popup mode"
                    410:             $r->print(&Apache::loncommon::start_page('Browse published resources',$js,
1.213.4.2  raeburn   411:                                                      {'only_body' => 1, 'add_wishlist'=>1, 'add_modal' =>1, 
1.198     bisitz    412:                                                       'domain' => $headerdom,}));
                    413:         } else {
                    414:             # Only display page header and breadcrumbs in non-popup mode
                    415:             &Apache::lonhtmlcommon::clear_breadcrumbs();
                    416:             &Apache::lonhtmlcommon::add_breadcrumb({
                    417:                 'text'  => 'Browse published resources',
1.213.4.3  raeburn   418:                 'href'  => '/res/'.$headerdom.'/?launch=1',
1.198     bisitz    419:             });
                    420:             $r->print(&Apache::loncommon::start_page('Browse published resources',$js,
                    421:                                                      {'domain' => $headerdom,})
                    422:                      .&Apache::lonhtmlcommon::breadcrumbs()
                    423:             );
                    424:         }
                    425: 
1.175     banghart  426: # ---------------------------------- get state of file types to be showing
                    427: 	if ($env{'form.only'}) {
1.176     banghart  428: 	    $typeselect = $env{'form.only'};
1.175     banghart  429: 	} else {
1.176     banghart  430: 	    $typeselect = '';
1.175     banghart  431: 	}
                    432: 
1.23      harris41  433: # ---------------------------------- get state of file attributes to be showing
1.133     albertel  434: 	if ($env{'form.attrs'}) {
1.195     jms       435: 	    for (my $i=0; $i<=16; $i++) {
1.6       harris41  436: 		delete $hash{'display_attrs_'.$i};
1.133     albertel  437: 		if ($env{'form.attr'.$i} == 1) {
1.45      ng        438: 		    $attrchk[$i] = 'checked';
1.6       harris41  439: 		    $hash{'display_attrs_'.$i} = 1;
                    440: 		}
                    441: 	    }
                    442: 	} else {
1.195     jms       443: 	    for (my $i=0; $i<=16; $i++) {
1.199     droeschl  444: 		$attrchk[$i] = 'checked="checked"' if $hash{'display_attrs_'.$i} == 1;
1.6       harris41  445: 	    }
                    446: 	}
1.87      www       447: 
1.205     raeburn   448:         my @file_categories = &Apache::loncommon::filecategories();
                    449:         my %select_file_categories;
                    450:         my @select_form_order = ('');
                    451:         $select_file_categories{''} = &mt('All file types');
                    452:         foreach my $cat (@file_categories) {
                    453:             my $types = join(",",&Apache::loncommon::filecategorytypes($cat));
                    454:             $select_file_categories{$types} = &mt($cat);
                    455:             push(@select_form_order,$types);
                    456:         }
                    457:         $select_file_categories{'select_form_order'} = \@select_form_order;
1.207     raeburn   458:         my $onchange = 'this.form.submit();';
1.205     raeburn   459:         my $type_element=
                    460:             &Apache::loncommon::select_form(
                    461:                 $typeselect,
                    462:                 'only',
1.207     raeburn   463:                 \%select_file_categories,$onchange);
1.205     raeburn   464:         my $type_selector = '<label>'.&mt('File Type Displayed: [_1]',
                    465:                                           $type_element).'</label>';
                    466: 
1.23      harris41  467: # ------------------------------- output state of file attributes to be showing
1.71      ng        468: #                                 All versions has to the last item
                    469: #                                 since it does not take an extra col
1.77      www       470: 	my %lt=&Apache::lonlocal::texthash(
                    471: 					   'av' => 'All versions',
1.174     banghart  472: 					   'ud' => 'Update Display',
                    473: 					   'pr' => 'Problems',
                    474: 					   'gr' => 'Graphics',
1.183     bisitz    475: 					   'at' => 'All types',
                    476: 					   'hd' => 'Display Options'
1.77      www       477: 					   );
1.205     raeburn   478:         my @disp_order = ('0','4','5','6','13','1','2','3','10','14','8','11','7','12','15','16');
                    479:         my %disp_options = &Apache::lonlocal::texthash (
                    480:                               0  => 'Title',
                    481:                               4  => 'Author',
                    482:                               5  => 'Keywords',
                    483:                               6  => 'Language',
                    484:                               13 => 'Notes',
                    485:                               1  => 'Size',
                    486:                               2  => 'Last access',
                    487:                               3  => 'Last modified',
                    488:                               10 => 'Source Available',
                    489:                               14 => 'Abstract',
                    490:                               8  => 'Statistics',
                    491:                               11 => 'Linked/Related Resources',
                    492:                               7  => 'Show resource',
                    493:                               12 => 'Subject',
                    494:                               15 => 'Grade Level',
                    495:                               16 => 'Standards',
                    496:                            );
                    497:         my $cell = 0;
                    498:         my $numinrow = 4;
                    499: 	$r->print('
                    500: <form method="post" name="fileattr" action="'.$uri.'" enctype="application/x-www-form-urlencoded">
1.183     bisitz    501: <fieldset>
1.205     raeburn   502: <legend>'.$lt{'hd'}.'</legend>
                    503: <table style=" border-collapse: collapse; border-style: none;">'."\n");
                    504:         foreach my $item (@disp_order) {
                    505:             my $style = 'padding-left: 12px; padding-right: 8px;';
                    506:             if ($cell%$numinrow == 0) {
                    507:                 $r->print('<tr>');
                    508:             }
                    509:             $cell ++;
                    510:             if ($cell > 3 * $numinrow) {
                    511:                 $style .= ' padding-bottom: 6px;'; 
                    512:             }
                    513:             if (defined($disp_options{$item})) {
                    514:                 $r->print('<td style="'.$style.'"><span class="LC_nobreak">'.
                    515:                           '<label><input type="checkbox" name="attr'.$item.'" value="1" '.
                    516:                           $attrchk[$item].' onclick="this.form.submit();" /> '.$disp_options{$item}.
                    517:                           '</label></span></td>'."\n");
                    518:             }
                    519:             if ($cell > 1 && $cell%$numinrow == 0) {
                    520:                 $r->print('</tr>');
                    521:             }
                    522:         }
                    523:         $r->print(<<END);
                    524: <tr>
                    525: <td style="font-style: italic; border-top: 1px solid black; padding-top: 6px"> 
1.199     droeschl  526: <label><input type="checkbox" name="attr9" value="1" $attrchk[9] onclick="this.form.submit();" /> $lt{'av'}</label>
1.205     raeburn   527: </td>
                    528: <td colspan="3" style="padding-left:8px; padding-top: 4px; font-style: italic; border-top: 1px solid black; padding-top: 8px">$type_selector</td>
1.115     www       529: </tr>
                    530: </table>
1.87      www       531: <input type="hidden" name="attrs" value="1" />
1.205     raeburn   532: </fieldset>
1.87      www       533: <input type="submit" name="updatedisplay" value="$lt{'ud'}" />
1.16      harris41  534: <input type="hidden" name="acts" value="" />
1.87      www       535: $closebutton $groupimportbutton
1.1       www       536: END
1.170     albertel  537:         $r->print(&Apache::loncommon::inhibit_menu_check('input'));
1.178     albertel  538:    
1.97      www       539: # -------------- Filter out sequence containment in crumbs and "recent folders"
                    540: 	my $storeuri=$uri;
                    541: 	$storeuri='/'.(split(/\.(page|sequence)\/\//,$uri))[-1];
                    542: 	$storeuri=~s/\/+/\//g;
1.82      www       543: # ---------------------------------------------------------------- Bread crumbs
1.202     bisitz    544:         $r->print(
                    545:             '<p>'
                    546:            .&Apache::lonhtmlcommon::crumbs(
                    547:                 $storeuri,
                    548:                 '',
                    549:                 '',
                    550:                 (($env{'form.catalogmode'} eq 'import')?
                    551:                                  'document.forms.fileattr':''))
                    552:            .'<br />'
                    553:            .&Apache::lonhtmlcommon::select_recent(
                    554:                 'residx',
                    555:                 'resrecent',
                    556:                 '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();')
                    557:            .'</p>'
                    558:         );
1.100     www       559: # -------------------------------------------------------- Resource Home Button
1.133     albertel  560: 	my $reshome=$env{'course.'.$env{'request.course.id'}.'.reshome'};
1.100     www       561: 	if ($reshome) {
1.194     jms       562: 	    $r->print("<span class=\"LC_fontsize_large\"><a href='");
1.145     www       563: 	    if ($env{'form.catalogmode'} eq 'import') {
1.170     albertel  564: 		$r->print('javascript:document.forms.fileattr.action="'.&Apache::loncommon::inhibit_menu_check($reshome).'";document.forms.fileattr.submit();');
1.100     www       565: 	    } else {
                    566: 		$r->print($reshome);
                    567: 	    }
1.213.4.9! raeburn   568: 	    $r->print("'>".&mt('Home directory').'</a></span>');
1.100     www       569: 	}
                    570: 	$r->print('</form>');
1.85      www       571: # ------------------------------------------------------ Remember where we were
1.97      www       572: 	&Apache::loncommon::storeresurl($storeuri);
                    573: 	&Apache::lonhtmlcommon::store_recent('residx',$storeuri,$storeuri);
1.163     banghart  574: # -------------------------------------------------- Check All and Uncheck all
1.171     albertel  575: 	if ($env{'form.catalogmode'} eq 'import') {
1.202     bisitz    576: 	    $r->print('<p><input type="button" value="'.&mt("Check All").'" id="checkallbutton" onclick="javascript:checkAll()" />');
                    577: 	    $r->print('<input type="button" value="'.&mt("Uncheck All").'" id="uncheckallbutton" onclick="javascript:uncheckAll()" /></p>');
1.171     albertel  578: 	}
1.23      harris41  579: # ----------------- output starting row to the indexed file/directory hierarchy
1.129     albertel  580:         #$r->print(&initdebug());
                    581:         #$r->print(&writedebug("Omit:@Omit")) if (@Omit);
                    582:         #$r->print(&writedebug("Only:@Only")) if (@Only);
1.194     jms       583:         $r->print(&Apache::loncommon::start_data_table("LC_tableBrowseRes")
1.182     bisitz    584:                  .&Apache::loncommon::start_data_table_header_row());
                    585: 	$r->print("<th $colspan>".&mt('Name')."</th>\n");
1.213.4.2  raeburn   586: 	$r->print("<th></th>\n");
1.182     bisitz    587: 	$r->print("<th>".&mt('Title')."</th>\n") 
1.45      ng        588: 	    if ($hash{'display_attrs_0'} == 1);
1.194     jms       589: 	$r->print('<th class="LC_right">'.&mt("Size")." (".&mt("bytes").") ".
1.182     bisitz    590: 		  "</th>\n") if ($hash{'display_attrs_1'} == 1);
                    591: 	$r->print("<th>".&mt("Last accessed")."</th>\n") 
1.17      harris41  592: 	    if ($hash{'display_attrs_2'} == 1);
1.182     bisitz    593: 	$r->print("<th>".&mt("Last modified")."</th>\n")
1.17      harris41  594: 	    if ($hash{'display_attrs_3'} == 1);
1.182     bisitz    595: 	$r->print("<th>".&mt("Author(s)")."</th>\n")
1.17      harris41  596: 	    if ($hash{'display_attrs_4'} == 1);
1.182     bisitz    597: 	$r->print("<th>".&mt("Keywords")."</th>\n")
1.17      harris41  598: 	    if ($hash{'display_attrs_5'} == 1);
1.182     bisitz    599: 	$r->print("<th>".&mt("Language")."</th>\n")
1.45      ng        600: 	    if ($hash{'display_attrs_6'} == 1);
1.182     bisitz    601: 	$r->print("<th>".&mt("Usage Statistics")." <br />(".
                    602: 		  &mt("Courses/Network Hits").") ".&mt('updated periodically')."</th>\n")
1.70      ng        603: 	    if ($hash{'display_attrs_8'} == 1);
1.182     bisitz    604: 	$r->print("<th>".&mt("Source Available")."</th>\n")
1.109     taceyjo1  605: 	    if ($hash{'display_attrs_10'} == 1);
1.182     bisitz    606: 	$r->print("<th>".&mt("Linked/Related Resources")."</th>\n")
1.111     www       607: 	    if ($hash{'display_attrs_11'} == 1);
1.182     bisitz    608: 	$r->print("<th>".&mt("Resource")."</th>\n")
1.115     www       609: 	    if ($hash{'display_attrs_7'} == 1);
1.185     jms       610: 	$r->print("<th>".&mt("Subject")."</th>\n")
                    611: 	    if ($hash{'display_attrs_12'} == 1);
1.186     jms       612: 	$r->print("<th>".&mt("Notes")."</th>\n")
                    613: 	    if ($hash{'display_attrs_13'} == 1);
                    614: 	$r->print("<th>".&mt("Abstract")."</th>\n")
                    615: 	    if ($hash{'display_attrs_14'} == 1);
1.193     jms       616: 	$r->print("<th>".&mt("Grade Level")."</th>\n")
                    617: 	    if ($hash{'display_attrs_15'} == 1);
1.195     jms       618: 	$r->print("<th>".&mt("Standards")."</th>\n")
                    619: 	    if ($hash{'display_attrs_16'} == 1);
1.185     jms       620: 	    
                    621:     $r->print(&Apache::loncommon::end_data_table_header_row());
                    622:     
                    623:     	
1.5       harris41  624: 
1.23      harris41  625: # ----------------- read in what directories have previously been set to "open"
1.213.4.8  raeburn   626: 	foreach (keys(%hash)) {
1.4       harris41  627: 	    if ($_ =~ /^diropen_status_/) {
                    628: 		my $key = $_;
                    629: 		$key =~ s/^diropen_status_//;
                    630: 		$dirs{$key} = $hash{$_};
                    631: 	    }
1.27      harris41  632: 	}
1.4       harris41  633: 
1.133     albertel  634: 	if ($env{'form.openuri'}) {  # take care of review and refresh options
                    635: 	    my $uri=$env{'form.openuri'};
1.4       harris41  636: 	    if (exists($hash{'diropen_status_'.$uri})) {
                    637: 		my $cursta = $hash{'diropen_status_'.$uri};
1.2       harris41  638: 		$dirs{$uri} = 'open';
1.4       harris41  639: 		$hash{'diropen_status_'.$uri} = 'open';
                    640: 		if ($cursta eq 'open') {
                    641: 		    $dirs{$uri} = 'closed';
                    642: 		    $hash{'diropen_status_'.$uri} = 'closed';
                    643: 		}
1.2       harris41  644: 	    } else {
1.4       harris41  645: 		$hash{'diropen_status_'.$uri} = 'open';
1.2       harris41  646: 		$dirs{$uri} = 'open';
                    647: 	    }
                    648: 	}
1.12      ng        649: 	
                    650: 	my $toplevel;
1.13      ng        651: 	my $indent = 0;
1.12      ng        652: 	$uri = $uri.'/' if $uri !~ /.*\/$/;
1.17      harris41  653: 
1.133     albertel  654:  	if ($env{'form.dirPointer'} ne 'on') {
1.88      www       655:  	    $hash{'top.level'} = $uri;
                    656:  	    $toplevel = $uri;
                    657:  	} else {
                    658:  	    $toplevel = $hash{'top.level'};
                    659:  	}
1.17      harris41  660: 
1.23      harris41  661: # -------------------------------- if not at top level, provide an uplink arrow
1.45      ng        662: 	if ($toplevel ne '/res/'){
1.13      ng        663: 	    my (@uri_com) = split(/\//,$uri);
                    664: 	    pop @uri_com;
                    665: 	    my $upone = join('/',@uri_com);
                    666: 	    my @list = qw (0);
                    667: 	    &display_line ($r,'opened',$upone.'&viewOneUp',0,$upone,@list);
                    668: 	    $indent = 1;
1.12      ng        669: 	}
1.17      harris41  670: 
1.23      harris41  671: # -------- recursively go through all the directories and output as appropriate
1.16      harris41  672: 	&scanDir ($r,$toplevel,$indent,\%hash);
1.152     albertel  673: 
                    674: # -------------------------------------------------------------- end the tables
1.182     bisitz    675:         $r->print(&Apache::loncommon::end_data_table());
                    676: 
1.23      harris41  677: # ---------------------------- embed hidden information useful for group import
1.152     albertel  678: 	$r->print("<form name='fnum' action=''>");
1.131     albertel  679: 	$r->print("<input type='hidden' name='fnum' value='$fnum' /></form>");
1.17      harris41  680: 
1.23      harris41  681: # --------------------------------------------------- end the output and return
1.141     albertel  682: 	$r->print(&Apache::loncommon::end_page()."\n");
1.2       harris41  683:     }
1.67      matthew   684:     if(! $c->aborted()) {
1.87      www       685: # write back into the temporary file
1.68      albertel  686: 	my %dbfile;
1.67      matthew   687:         if (tie(%dbfile,'GDBM_File',$diropendb,&GDBM_NEWDB(),0640)) {
                    688:             while (my($key,$value) = each(%hash)) {
                    689:                 $dbfile{$key}=$value;
                    690:             }
                    691:             untie(%dbfile);
                    692:         }
                    693:     }
                    694: 
1.1       www       695:     return OK;
                    696: }
1.2       harris41  697: 
1.17      harris41  698: # ----------------------------------------------- recursive scan of a directory
1.2       harris41  699: sub scanDir {
1.16      harris41  700:     my ($r,$startdir,$indent,$hashref)=@_;
1.67      matthew   701:     my $c = $r->connection();
1.3       harris41  702:     my ($compuri,$curdir);
                    703:     my $dirptr=16384;
1.90      taceyjo1  704:     my $obs;
1.1       www       705:     $indent++;
1.2       harris41  706:     my %dupdirs = %dirs;
                    707:     my @list=&get_list($r,$startdir);
                    708:     foreach my $line (@list) {
1.67      matthew   709:         return if ($c->aborted());
1.90      taceyjo1  710: 	#This is a kludge, sorry aboot this
1.92      taceyjo1  711: 	my ($strip,$dom,undef,$testdir,undef,undef,undef,undef,undef,undef,undef,undef,undef,undef,$obs,undef)=split(/\&/,$line,16); 
1.90      taceyjo1  712: 	next if($strip =~ /.*\.meta$/ | $obs eq '1');
1.18      ng        713: 	my (@fileparts) = split(/\./,$strip);
1.70      ng        714: 	if ($hash{'display_attrs_9'} != 1) {
1.181     bisitz    715:             # if not all versions to be shown
1.18      ng        716: 	    if (scalar(@fileparts) >= 3) {
                    717: 		my $fext = pop @fileparts;
                    718: 		my $ov = pop @fileparts;
                    719: 		my $fname = join ('.',@fileparts,$fext);
1.75      albertel  720: 		next if (grep /\Q$fname\E/,@list and $ov =~ /^\d+$/);
1.18      ng        721: 	    }
                    722: 	}
                    723: 
1.45      ng        724: 	if ($dom eq 'domain') {
1.72      albertel  725: 	    # dom list has full path /res/<domain name>/ already
                    726: 	    $curdir='';
1.73      albertel  727: 	    $compuri = (split(/\&/,$line))[0];
1.2       harris41  728: 	} else {
1.17      harris41  729: 	    # user, dir & file have name only, i.e., w/o path
1.45      ng        730: 	    $compuri = join('',$startdir,$strip,'/');
1.3       harris41  731: 	    $curdir = $startdir;
1.2       harris41  732: 	}
1.45      ng        733: 	my $diropen = 'closed';
1.96      www       734: 	if (($dirptr&$testdir) or ($dom =~ /^(domain|user)$/) or ($compuri=~/\.(sequence|page)\/$/)) {
1.3       harris41  735: 	    while (my ($key,$val)= each %dupdirs) {
1.5       harris41  736: 		if ($key eq $compuri and $val eq "open") {
1.11      ng        737: 		    $diropen = "opened";
1.53      albertel  738: 		    delete($dupdirs{$key});
                    739: 		    delete($dirs{$key});
1.5       harris41  740: 		}
1.3       harris41  741: 	    }
1.1       www       742: 	}
1.16      harris41  743: 	&display_line($r,$diropen,$line,$indent,$curdir,$hashref,@list);
1.45      ng        744: 	&scanDir ($r,$compuri,$indent) if $diropen eq 'opened';
1.1       www       745:     }
                    746:     $indent--;
                    747: }
                    748: 
1.17      harris41  749: # --------------- get complete matched list based on the uri (returns an array)
1.1       www       750: sub get_list {
                    751:     my ($r,$uri)=@_;
1.97      www       752:     my @list=();
1.211     raeburn   753:     my $listerror;
1.210     dseaton   754:     
1.45      ng        755:     (my $luri = $uri) =~ s/\//_/g;
1.133     albertel  756:     if ($env{'form.updatedisplay'}) {
1.213.4.8  raeburn   757: 	foreach (keys(%hash)) {
1.4       harris41  758: 	    delete $hash{$_} if ($_ =~ /^dirlist_files_/);
1.121     albertel  759: 	    delete $hash{$_} if ($_ =~ /^dirlist_timestamp_files_/);
1.87      www       760: 	}
1.2       harris41  761:     }
                    762: 
1.121     albertel  763:     if (defined($hash{'dirlist_files_'.$luri}) &&
                    764: 	$hash{'dirlist_timestamp_files_'.$luri}+600 > (time)) {
1.4       harris41  765: 	@list = split(/\n/,$hash{'dirlist_files_'.$luri});
1.97      www       766:     } elsif ($uri=~/\.(page|sequence)\/$/) {
1.94      www       767: # is a page or a sequence
1.97      www       768: 	$uri=~s/\/$//;
                    769: 	$uri='/'.(split(/\.(page|sequence)\/\//,$uri))[-1];
                    770: 	$uri=~s/\/+/\//g;
                    771: 	foreach (&Apache::lonsequence::attemptread(&Apache::lonnet::filelocation('',$uri))) {
                    772: 	    my @ratpart=split(/\:/,$_);
1.156     albertel  773: 	    push(@list,&LONCAPA::map::qtescape($ratpart[1]));
1.97      www       774: 	} 
1.94      www       775: 	$hash{'dirlist_files_'.$luri} = join("\n",@list);
1.1       www       776:     } else {
1.94      www       777: # is really a directory
1.211     raeburn   778: 	(my $listref,$listerror) = &Apache::lonnet::dirlist($uri);
                    779:         if (ref($listref) eq 'ARRAY') {
                    780:             @list = @{$listref};
                    781:         }
1.87      www       782: 	$hash{'dirlist_files_'.$luri} = join("\n",@list);
1.121     albertel  783: 	$hash{'dirlist_timestamp_files_'.$luri} = time;
1.1       www       784:     }
1.210     dseaton   785: #Checking for error messages associated with empty directories or inaccessible servers (See Bug 4984)
1.212     www       786:     if (($listerror eq 'no_such_dir') || ($listerror eq 'no_such_host') || ($listerror eq 'no_host')) { 
1.210     dseaton   787:         $r->print("<p class='LC_info'>" . &mt("Directory does not exist."). "</p>");
1.211     raeburn   788:     } elsif ($listerror eq 'con_lost') {
1.210     dseaton   789:         $r->print("<p class='LC_info'>" . &mt("Directory temporarily not accessible."). "</p>");
                    790:     }
                    791: 
1.156     albertel  792:     return @list=&match_ext($r,@list);    
1.1       www       793: }
                    794: 
1.112     www       795: sub dynmetaread {
                    796:     my $uri=shift;
                    797:     if (($hash{'display_attrs_8'}==1) || ($hash{'display_attrs_11'}==1)) {
1.117     www       798: # We don't want the filename
                    799: 	$uri=~s/\/[^\/]+$//;
                    800: # Did we already see this?
                    801: 	my $builddir=$uri;
                    802: 	while ($builddir) {
                    803: 	    if ($dynread{$builddir}) {
                    804: 		return 0;
                    805: 	    }
                    806: 	    $builddir=~s/\/[^\/]+$//;
                    807: 	}
                    808: # Actually get the data
1.112     www       809: 	%dynhash=
1.143     www       810: 	    (%dynhash,&Apache::lonmeta::get_dynamic_metadata_from_sql($uri.'/'));
1.117     www       811: # Remember that we got it
                    812: 	$dynread{$uri}=1;
1.112     www       813:     } 
                    814: }
                    815: 
1.40      matthew   816: sub initdebug {
1.141     albertel  817:     my $start_page=
                    818: 	&Apache::loncommon::start_page('Debug',undef,
                    819: 				       {'only_body' => 1,});
                    820:     $start_page =~ s/\n/ /g;
1.40      matthew   821:     return <<ENDJS;
1.141     albertel  822: <script type="text/javascript">
1.40      matthew   823: var debugging = true;
                    824: if (debugging) {
                    825:     var debuggingWindow = window.open('','Debug','width=400,height=300',true);
                    826: } 
                    827: 
                    828: function output(text) {
                    829:     if (debugging) {
                    830:         debuggingWindow.document.writeln(text);
                    831:     }
                    832: }
1.141     albertel  833: output('$start_page<pre>');   
1.40      matthew   834: </script>
                    835: ENDJS
                    836: }
                    837: 
                    838: sub writedebug {
1.141     albertel  839:     my ($text) = @_;
                    840:     return "<script type=\"text/javascript\">output('$text');</script>";
1.40      matthew   841: }
                    842: 
1.17      harris41  843: # -------------------- filters out files based on extensions (returns an array)
1.1       www       844: sub match_ext {
                    845:     my ($r,@packlist)=@_;
                    846:     my @trimlist;
                    847:     my $nextline;
                    848:     my @fileext;
                    849:     my $dirptr=16384;
                    850: 
1.2       harris41  851:     foreach my $line (@packlist) {
                    852: 	chomp $line;
                    853: 	$line =~ s/^\/home\/httpd\/html//;
                    854: 	my @unpackline = split (/\&/,$line);
1.45      ng        855: 	next if ($unpackline[0] eq '.');
                    856: 	next if ($unpackline[0] eq '..');
1.2       harris41  857: 	my @filecom = split (/\./,$unpackline[0]);
                    858: 	my $fext = pop(@filecom);
1.96      www       859: 	my $fnptr = ($unpackline[3]&$dirptr) || ($fext=~/\.(page|sequence)$/);
1.2       harris41  860:  	if ($fnptr == 0 and $unpackline[3] ne "") {
1.28      harris41  861: 	    my $embstyle = &Apache::loncommon::fileembstyle($fext);
1.25      matthew   862:             push @trimlist,$line if (defined($embstyle) && 
1.32      harris41  863: 				     ($embstyle ne 'hdn' or $fext eq 'meta'));
1.1       www       864: 	} else {
1.2       harris41  865: 	    push @trimlist,$line;
1.1       www       866: 	}
                    867:     }
1.80      albertel  868:     @trimlist = sort {uc($a) cmp uc($b)} (@trimlist);
1.1       www       869:     return @trimlist;
                    870: }
                    871: 
1.17      harris41  872: # ------------------------------- displays one line in appropriate table format
1.23      harris41  873: sub display_line {
1.16      harris41  874:     my ($r,$diropen,$line,$indent,$startdir,$hashref,@list)=@_;
1.53      albertel  875:     my (@pathfn, $fndir);
1.97      www       876: # there could be relative paths (files actually belonging into this directory)
                    877: # or absolute paths (for example, from sequences)
                    878:     my $absolute;
                    879:     my $pathprefix;
1.107     albertel  880:     if ($line=~m|^/res/| && $startdir ne '') {
1.97      www       881: 	$absolute=1;
                    882: 	$pathprefix='';
                    883:     } else {
                    884: 	$absolute=0;
                    885: 	$pathprefix=$startdir;
                    886:     }
1.1       www       887:     my $dirptr=16384;
1.182     bisitz    888: #SB my $fileclr="#ffffe6";
1.45      ng        889:     my $iconpath= $r->dir_config('lonIconsURL') . '/';
1.1       www       890: 
                    891:     my @filecom = split (/\&/,$line);
                    892:     my @pathcom = split (/\//,$filecom[0]);
                    893:     my $listname = $pathcom[scalar(@pathcom)-1];
                    894:     my $fnptr = $filecom[3]&$dirptr;
1.77      www       895:     my $msg = &mt('View').' '.$filecom[0].' '.&mt('resources');
                    896:     $msg = &mt('Close').' '.$filecom[0].' '.&mt('directory') if $diropen eq 'opened';
1.194     jms       897:     my $nowOpen = ($diropen eq 'opened' ? 1 : 0);
1.1       www       898: 
1.45      ng        899:     my $tabtag='</td>';
1.1       www       900:     my $i=0;
1.195     jms       901:     while ($i<=16) {
1.45      ng        902: 	$tabtag=join('',$tabtag,"<td>&nbsp;</td>")
1.155     albertel  903: 	    if ($i != 9 &&
                    904: 		$hash{'display_attrs_'.$i} == 1);
1.194     jms       905: 	$i++;
1.1       www       906:     }
1.63      ng        907:     my $valign = ($hash{'display_attrs_7'} == 1 ? 'top' : 'bottom');
1.17      harris41  908: 
                    909: # display uplink arrow
1.45      ng        910:     if ($filecom[1] eq 'viewOneUp') {
1.98      www       911: 	my $updir=$startdir;
                    912: # -------------- Filter out sequence containment in crumbs and "recent folders"
                    913: 	$updir='/'.(split(/\.(page|sequence)\/\//,$startdir))[-1];
                    914: 	$updir=~s/\/+/\//g;
                    915: 
1.182     bisitz    916: #SB	$r->print("<tr valign='$valign' bgcolor=\"$fileclr\">$extrafield");
                    917:         $r->print(&Apache::loncommon::start_data_table_row()); # valign="$valign" ?!?
                    918:         $r->print($extrafield);
1.70      ng        919: 	$r->print("<td>\n");
1.98      www       920: 	$r->print ('<form method="post" name="dirpathUP" action="'.$updir.
1.16      harris41  921: 		   '/" '.
1.199     droeschl  922: 		   'onsubmit="return rep_dirpath(\'UP\','.
1.17      harris41  923: 		   'document.forms.fileattr.acts.value)" '.
1.16      harris41  924: 		   'enctype="application/x-www-form-urlencoded"'.
                    925:                    '>'."\n");
1.170     albertel  926: 	$r->print(&Apache::loncommon::inhibit_menu_check('input'));
1.197     bisitz    927: 	$r->print ('<input type="hidden" name="openuri" value="'.
1.131     albertel  928: 		   $startdir.'" />'."\n");
1.194     jms       929:         $r->print ('<input type="hidden" name="acts" value="" />'."\n");
1.199     droeschl  930: 	$r->print ('<a href="#" onclick="document.dirpathUP.submit()"><img src="'.$iconpath.'arrow.up.gif"');
                    931: 	$r->print (' alt="'.$msg.'" class="LC_fileicon" />'.
1.17      harris41  932: 		   "\n");
1.213.4.2  raeburn   933: 	$r->print(&mt("Up")."</a></form></td><td>$tabtag");
1.182     bisitz    934:         $r->print(&Apache::loncommon::end_data_table_row());
1.13      ng        935: 	return OK;
                    936:     }
1.97      www       937: # Do we have permission to look at this?
1.201     raeburn   938:     if($filecom[15] ne '1') { return OK if ((!&Apache::lonnet::allowed('bre',$pathprefix.$filecom[0])) && (!&Apache::lonnet::allowed('bro',$pathprefix.$filecom[0]))); }
1.97      www       939: 
                    940: # make absolute links appear on different background
1.182     bisitz    941: #SB    if ($absolute) { $fileclr='#ccdd99'; }
1.17      harris41  942: 
                    943: # display domain
1.45      ng        944:     if ($filecom[1] eq 'domain') {
1.131     albertel  945:  	$r->print ('<input type="hidden" name="dirPointer" value="on" />'."\n")
1.133     albertel  946:  	    if ($env{'form.dirPointer'} eq "on");
1.182     bisitz    947: #SB	$r->print("<tr valign='$valign' bgcolor=\"$fileclr\">$extrafield");
                    948: 	$r->print(&Apache::loncommon::start_data_table_row()); # valign="$valign" ?!?"
                    949:         $r->print($extrafield);
1.70      ng        950: 	$r->print("<td>");
1.73      albertel  951: 	&begin_form ($r,$filecom[0]);
                    952: 	my $anchor = $filecom[0];
1.162     albertel  953: 	$anchor =~ s/\W//g;
1.152     albertel  954: 	$r->print ('<a name="'.$anchor.'"></a>');
1.194     jms       955: $r->print ('<input type="hidden" name="acts" value="" />');
1.199     droeschl  956: 	$r->print ('<a href="#" onclick="document.dirpath'.($dnum-1).'.submit()"><img src="'.$iconpath.'arrow.'.($nowOpen ? "open" : "closed" ).'.gif"'); 
                    957: 	$r->print (' alt="'.$msg.'" class="LC_fileicon" /></a>'.
1.17      harris41  958: 		   "\n");
1.128     foxr      959: 	my $quotable_filecom = &Apache::loncommon::escape_single($filecom[0]);
1.125     foxr      960: 	$r->print ('<a href="javascript:gothere(\''.$quotable_filecom.
1.152     albertel  961: 		   '\')"><img alt="" src="'.$iconpath.'server.gif"');
1.194     jms       962: 	$r->print (' class="LC_fileicon" />'."\n");
                    963: 	$r->print (&mt("Domain")." - $listname </a>");
1.158     albertel  964: 	if (&Apache::lonnet::domain($listname,'description')) {
1.194     jms       965: 	    $r->print("<br />(".&Apache::lonnet::domain($listname,'description').
1.60      albertel  966: 		      ")");
                    967: 	}
1.213.4.2  raeburn   968: 	$r->print("</form></td><td>$tabtag");
1.182     bisitz    969:          $r->print(&Apache::loncommon::end_data_table_row());
1.1       www       970: 	return OK;
1.17      harris41  971: 
                    972: # display user directory
1.1       www       973:     }
1.45      ng        974:     if ($filecom[1] eq 'user') {
1.160     banghart  975: 	# $r->print("<tr valign=$valign bgcolor=\"$fileclr\">$extrafield");
1.2       harris41  976: 	my $curdir = $startdir.$filecom[0].'/';
1.3       harris41  977: 	my $anchor = $curdir;
1.162     albertel  978: 	$anchor =~ s/\W//g;
1.182     bisitz    979: #SB	$r->print("<tr bgcolor=\"$fileclr\">$extrafield<td valign=$valign>");
                    980:         $r->print(&Apache::loncommon::start_data_table_row()
1.194     jms       981:                  .$extrafield.'<td class="LC_'.$valign.'">');
1.13      ng        982: 	&begin_form ($r,$curdir);
1.152     albertel  983: 	$r->print ('<a name="'.$anchor.'"></a><img alt="" src="'.$iconpath.
1.194     jms       984: 		   'whitespace_21.gif" class="LC_icon" />'."\n");
1.131     albertel  985: 	$r->print ('<input type="hidden" name="acts" value="" />');
1.199     droeschl  986: 	$r->print ('<a href="#" onclick="document.dirpath'.($dnum-1).'.submit()">');
1.194     jms       987:         $r->print ('<img src="'.$iconpath.'arrow.'.($nowOpen ? "open" : "closed" ).
                    988: 		   '.gif" class="LC_fileicon"'); 
1.199     droeschl  989: 	$r->print (' alt="'.$msg.'"/></a>'.
1.17      harris41  990: 		   "\n");
1.128     foxr      991: 	my $quotable_curdir = &Apache::loncommon::escape_single($curdir);
1.213.4.8  raeburn   992:         my $quotable_startdir = &Apache::loncommon::escape_single($startdir);
                    993:         my $quotable_listname = &Apache::loncommon::escape_single($listname);
                    994: 
1.125     foxr      995: 	$r->print ('<a href="javascript:gothere(\''.$quotable_curdir
1.162     albertel  996: 		   .'\')"><img alt="'.$msg.'" src="'.
1.194     jms       997: 		   $iconpath.'quill.gif" class="LC_fileicon" />');
1.60      albertel  998: 	my $domain=(split(m|/|,$startdir))[2];
                    999: 	my $plainname=&Apache::loncommon::plainname($listname,$domain);
1.194     jms      1000:         $r->print ($listname.'</a>');
                   1001: 
                   1002:         if (defined($plainname) && $plainname) { $r->print(" ($plainname) "); }
1.213.4.2  raeburn  1003: # Wishlistlink
                   1004:         $r->print('</form></td><td><a href="javascript:;" '.
                   1005:                   'title="'.&mt('Save a link for this folder in your personal Stored Links repository').'" '.
1.213.4.8  raeburn  1006:                   'onclick="set_wishlistlink('."'$plainname','$quotable_startdir$quotable_listname"."/'".')">'.
1.213.4.2  raeburn  1007:                   '<img class="LC_icon" src="/res/adm/pages/wishlist.png" '.
                   1008:                   'alt="'.&mt('save in Stored Links').'" style="width:22px;"/></a>'.$tabtag);
1.182     bisitz   1009:         $r->print(&Apache::loncommon::end_data_table_row());
1.194     jms      1010:         return OK;
1.1       www      1011:     }
1.17      harris41 1012: 
1.1       www      1013: # display file
1.194     jms      1014:         if (($fnptr == 0 and $filecom[3] ne '') or $absolute) {
                   1015:             my $title;
                   1016:             my $filelink = $pathprefix.$filecom[0];
                   1017:             if ($hash{'display_attrs_0'} == 1) {
                   1018:                 $title = &Apache::lonnet::gettitle($filelink);
                   1019:             }
                   1020:             my @file_ext = split (/\./,$listname);
                   1021:             my $curfext = $file_ext[-1];
                   1022:             if (@Omit) {
                   1023:                 foreach (@Omit) { return OK if (lc($curfext) eq $_); }
                   1024:             }
                   1025:             if (@Only) {
                   1026:                 my $skip = 1;
                   1027:                 foreach (@Only) { $skip = 0 if (lc($curfext) eq $_); }
                   1028:                 return OK if ($skip > 0);
                   1029:             }
                   1030:             # Set the icon for the file
                   1031:             my $iconname = &Apache::loncommon::icon($listname);
1.184     bisitz   1032: #SB	$r->print("<tr valign='$valign' bgcolor=\"$fileclr\">);
1.194     jms      1033:         $r->print(&Apache::loncommon::start_data_table_row()); #SB valign="$valign" ?!?
                   1034:         $r->print('<td class="LC_middle LC_nobreak">');
1.104     albertel 1035: 	
1.133     albertel 1036:         if ($env{'form.catalogmode'} eq 'interactive') {
1.128     foxr     1037: 	    my $quotable_filelink = &Apache::loncommon::escape_single($filelink);
1.35      matthew  1038:             $r->print("<a href=\"javascript:select_data(\'",
1.125     foxr     1039:                       $quotable_filelink,"')\">");
1.162     albertel 1040: 	    $r->print("<img alt=\"\" src='",$iconpath,"select.gif' class='LC_icon' /></a>".
1.17      harris41 1041: 		      "\n");
1.199     droeschl 1042: 	    $r->print('</td><td class="LC_middle">');
1.145     www      1043: 	} elsif ($env{'form.catalogmode'} eq 'import') {
1.152     albertel 1044: 	    $r->print("<form name='form$fnum' action=''>\n");
1.8       harris41 1045: 	    $r->print("<input type='checkbox' name='filelink"."' ".
1.199     droeschl 1046: 		      "value='$filelink' onclick='".
1.16      harris41 1047: 		      "javascript:queue(\"form$fnum\")' ");
                   1048: 	    if ($hash{'store_'.$filelink}) {
                   1049: 		$r->print("checked");
                   1050: 	    }
1.131     albertel 1051: 	    $r->print(" />\n");
1.199     droeschl 1052: 	    $r->print('</form></td><td class="LC_middle">');
1.16      harris41 1053: 	    $hash{"pre_${fnum}_link"}=$filelink;
1.166     banghart 1054: 	    $hash{"pre_${fnum}_title"}=$title;
1.165     banghart 1055: 	    if (!$hash{"pre_${fnum}_title"}) {
1.167     banghart 1056: 	        $hash{"pre_${fnum}_title"} = 'Not_retrieved';
1.165     banghart 1057: 	    }
1.8       harris41 1058:   	    $fnum++;
1.7       harris41 1059: 	}
1.95      www      1060: # Form to open or close sequences
                   1061: 	if ($filelink=~/\.(page|sequence)$/) {
                   1062: 	    my $curdir = $startdir.$filecom[0].'/';
                   1063: 	    &begin_form($r,$curdir);
                   1064: 	    $indent--;
                   1065: 	}
                   1066: # General indentation
1.4       harris41 1067: 	    my $count = 0;
1.194     jms      1068: 	    while ($count < $indent) {
1.199     droeschl 1069:             $r->print('<img alt="" src="'.$iconpath.'whitespace_21.gif" 
                   1070:                 class="LC_icon" />');
1.194     jms      1071: 	        $count++;
1.4       harris41 1072: 	    }
1.95      www      1073: # Sequence open/close icon
                   1074: 	if ($filelink=~/\.(page|sequence)$/) {
                   1075: 	    my $curdir = $startdir.$filecom[0].'/';
                   1076: 	    my $anchor = $curdir;
1.162     albertel 1077: 	    $anchor =~ s/\W//g;
1.131     albertel 1078: 	    $r->print ('<input type="hidden" name="acts" value="" />');
1.194     jms      1079: 	    $r->print ('<a name="'.$anchor.'"></a>');
1.199     droeschl 1080:             $r->print ('<a href="#" onclick="document.dirpath'.($dnum-1).'.submit()">');
1.194     jms      1081:             $r->print ('<img src="'.$iconpath.'arrow.'.($nowOpen ? "open" : "closed" ).
                   1082:                        '.gif" class="LC_fileicon"');
1.199     droeschl 1083: 	    $r->print (' alt="'.$msg.'" /></a>'.
1.95      www      1084: 		       "\n");
                   1085: 	}
                   1086: # Filetype icons
1.194     jms      1087: 	$r->print("<img alt=\"\" src='$iconname' class='LC_fileicon' />\n");
1.128     foxr     1088: 	my $quotable_filelink = &Apache::loncommon::escape_single($filelink);
1.213.4.8  raeburn  1089:         my $quotable_startdir = Apache::loncommon::escape_single($startdir);
                   1090:         my $quotable_listname = &Apache::loncommon::escape_single($listname);
1.213.4.9! raeburn  1091:         my $curfext = lc((split(/\./,$listname))[-1]);
        !          1092:         my $modalstyle;
        !          1093:         if ($curfext =~ /^js|css|txt|tab$/) {
        !          1094:             $modalstyle = ",'','background-color:#ffffff'";
        !          1095:         }
1.125     foxr     1096: 
1.213.4.9! raeburn  1097: 	$r->print (" <a href=\"javascript:openMyModal('".$quotable_filelink."?inhibitmenu=yes',500,500,'yes'".$modalstyle.");\">$listname</a> ");
1.170     albertel 1098: 	$quotable_filelink = &Apache::loncommon::escape_single($filelink.'.meta');
                   1099: 	&Apache::loncommon::inhibit_menu_check(\$quotable_filelink);
1.213     www      1100: 	$r->print (" (<a href=\"javascript:openMyModal('".$quotable_filelink."?inhibitmenu=yes',500,500,'yes');\">".&mt('metadata')."</a>) ");
1.134     www      1101: # Close form to open/close sequence
                   1102: 	if ($filelink=~/\.(page|sequence)$/) {
                   1103: 	    $r->print('</form>');
                   1104: 	}
1.199     droeschl 1105: 	$r->print("</td>\n");
1.213.4.2  raeburn  1106: # Wishlistlink
                   1107:         $r->print('<td><a href="javascript:;" title="'.&mt('Save a link for this resource in your personal Stored Links repository').'" '.
                   1108:                   'onclick="set_wishlistlink('."'".&Apache::lonnet::gettitle($filelink).
1.213.4.8  raeburn  1109:                   "','$quotable_startdir$quotable_listname'".')">'.
1.213.4.2  raeburn  1110:                   '<img class="LC_icon" src="/res/adm/pages/wishlist.png" '.
                   1111:                   'alt="'.&mt('save in Stored Links').'" style="width:22px;"/></a></td>');
1.45      ng       1112: 	if ($hash{'display_attrs_0'} == 1) {
1.70      ng       1113: 	    $r->print('<td> '.($title eq '' ? '&nbsp;' : $title).
1.45      ng       1114: 		      ' </td>'."\n");
                   1115: 	}
1.194     jms      1116: 	$r->print('<td class="LC_right"> ',
1.17      harris41 1117: 		  $filecom[8]," </td>\n") 
1.45      ng       1118: 	    if $hash{'display_attrs_1'} == 1;
1.194     jms      1119: 	$r->print('<td class="LC_nobreak"> '.
1.181     bisitz   1120:                   (&Apache::lonlocal::locallocaltime($filecom[9]))." </td>\n")
1.45      ng       1121: 	    if $hash{'display_attrs_2'} == 1;
1.194     jms      1122: 	$r->print('<td class="LC_nobreak"> '.
1.181     bisitz   1123:                   (&Apache::lonlocal::locallocaltime($filecom[10]))." </td>\n")
1.45      ng       1124: 	    if $hash{'display_attrs_3'} == 1;
1.2       harris41 1125: 
1.45      ng       1126: 	if ($hash{'display_attrs_4'} == 1) {
1.104     albertel 1127: 	    my $author = &Apache::lonnet::metadata($filelink,'author');
1.194     jms      1128: 	    $r->print('<td class="LC_nobreak"> '.($author eq '' ? '&nbsp;' : $author).
1.17      harris41 1129: 		      " </td>\n");
1.2       harris41 1130: 	}
1.45      ng       1131: 	if ($hash{'display_attrs_5'} == 1) {
1.104     albertel 1132: 	    my $keywords = &Apache::lonnet::metadata($filelink,'keywords');
1.45      ng       1133: 	    # $keywords = '&nbsp;' if (!$keywords);
1.70      ng       1134: 	    $r->print('<td> '.($keywords eq '' ? '&nbsp;' : $keywords).
1.17      harris41 1135: 		      " </td>\n");
1.2       harris41 1136: 	}
1.109     taceyjo1 1137: 
1.45      ng       1138: 	if ($hash{'display_attrs_6'} == 1) {
1.104     albertel 1139: 	    my $lang = &Apache::lonnet::metadata($filelink,'language');
1.28      harris41 1140: 	    $lang = &Apache::loncommon::languagedescription($lang);
1.70      ng       1141: 	    $r->print('<td> '.($lang eq '' ? '&nbsp;' : $lang).
1.17      harris41 1142: 		      " </td>\n");
1.2       harris41 1143: 	}
1.70      ng       1144: 	if ($hash{'display_attrs_8'} == 1) {
1.111     www      1145: # statistics
1.117     www      1146: 	    &dynmetaread($filelink);
1.112     www      1147: 	    $r->print("<td>");
1.196     droeschl 1148: 
                   1149:         for (qw(count course stdno avetries difficulty disc clear technical
                   1150:             correct helpful depth)) {
                   1151: 
                   1152:             dynmetaprint($r,$filelink,$_);
                   1153:         }
                   1154: 
1.112     www      1155: 	    $r->print("&nbsp;</td>\n");
1.111     www      1156: 
1.70      ng       1157: 	}
1.109     taceyjo1 1158: 	if ($hash{'display_attrs_10'} == 1) {
                   1159: 	    my $source = &Apache::lonnet::metadata($filelink,'sourceavail');
1.110     albertel 1160: 	    if($source eq 'open') {
1.119     taceyjo1 1161: 		my $sourcelink = &Apache::lonsource::make_link($filelink,$listname);
1.128     foxr     1162: 		my $quotable_sourcelink = &Apache::loncommon::escape_single($sourcelink);
1.170     albertel 1163: 		&Apache::loncommon::inhibit_menu_check(\$quotable_sourcelink);
1.125     foxr     1164: 		$r->print('<td>'."<a href=\"javascript:openWindow('"
                   1165: 			  .$quotable_sourcelink.
1.152     albertel 1166: 			  "', 'previewsource', '700', '700', 'no', 'yes','yes');\"".
1.181     bisitz   1167: 			  " target=\"_self\">".&mt('Source Code')."</a> "."</td>\n");
1.110     albertel 1168: 	    } else { #A cuddled else. :P
1.111     www      1169: 		$r->print("<td>&nbsp;</td>\n");
1.110     albertel 1170: 	    }
1.109     taceyjo1 1171: 	}
1.111     www      1172: 	if ($hash{'display_attrs_11'} == 1) {
                   1173: # links
1.117     www      1174: 	   &dynmetaread($filelink);
1.113     www      1175: 	   $r->print('<td>');
1.148     www      1176: 	   &coursecontext($r,$filelink);
1.196     droeschl 1177:        for (qw(goto_list comefrom_list sequsage_list dependencies course_list)) {
                   1178:              dynmetaprint($r,$filelink,$_);
                   1179:        }
1.113     www      1180: 	   $r->print('</td>');
1.114     www      1181:         }
1.185     jms      1182:         
                   1183:    
                   1184: 	
                   1185: 	if ($hash{'display_attrs_7'} == 1) {
1.115     www      1186: # Show resource
1.140     www      1187: 	   my $output=&showpreview($filelink);
1.200     droeschl 1188:            $r->print('<td class="LC_fontsize_medium">'.($output eq '' ? '&nbsp;':$output).
1.115     www      1189: 		      " </td>\n");
1.1       www      1190:     }
1.185     jms      1191:     
                   1192:     if ($hash{'display_attrs_12'} == 1) {
                   1193: 	    my $subject = &Apache::lonnet::metadata($filelink,'subject');
                   1194: 	    $r->print('<td> '.($subject eq '' ? '&nbsp;' : $subject).
                   1195: 		      " </td>\n");
                   1196: 	}
                   1197: 	
1.186     jms      1198: 	if ($hash{'display_attrs_13'} == 1) {
                   1199: 	    my $notes = &Apache::lonnet::metadata($filelink,'notes');
                   1200: 	    $r->print('<td> '.($notes eq '' ? '&nbsp;' : $notes).
                   1201: 		      " </td>\n");
                   1202: 	}
                   1203: 	
                   1204: 	if ($hash{'display_attrs_14'} == 1) {
                   1205: 	    my $abstract = &Apache::lonnet::metadata($filelink,'abstract');
                   1206: 	    $r->print('<td> '.($abstract eq '' ? '&nbsp;' : $abstract).
                   1207: 		      " </td>\n");
                   1208: 	}
                   1209: 	
1.193     jms      1210: 	if ($hash{'display_attrs_15'} == 1) {
                   1211: 	    my $gradelevel = &Apache::lonnet::metadata($filelink,'gradelevel');
                   1212: 	    $r->print('<td> '.($gradelevel eq '' ? '&nbsp;' : $gradelevel).
                   1213: 		      " </td>\n");
                   1214: 	}
                   1215: 	
1.195     jms      1216: 	if ($hash{'display_attrs_16'} == 1) {
                   1217: 	    my $standards = &Apache::lonnet::metadata($filelink,'standards');
                   1218: 	    $r->print('<td> '.($standards eq '' ? '&nbsp;' : $standards).
                   1219: 		      " </td>\n");
                   1220: 	}
                   1221: 	
1.185     jms      1222: 	$r->print(&Apache::loncommon::end_data_table_row());
                   1223: }
                   1224:     
                   1225:     
1.17      harris41 1226: 
1.2       harris41 1227: # -- display directory
1.1       www      1228:     if ($fnptr == $dirptr) {
1.2       harris41 1229: 	my $curdir = $startdir.$filecom[0].'/';
1.3       harris41 1230: 	my $anchor = $curdir;
1.162     albertel 1231: 	$anchor =~ s/\W//g;
1.182     bisitz   1232: #SB	$r->print("<tr bgcolor=\"$fileclr\">$extrafield<td valign=$valign>");
                   1233:         $r->print(&Apache::loncommon::start_data_table_row()); # SB: bgcolor suggestion: darkgrey ("LC_info_row"?!?)
                   1234: #	$r->print('<tr class="LC_info_row">');
1.194     jms      1235:         $r->print($extrafield.'<td class="LC_middle LC_nobreak">');
1.2       harris41 1236: 	&begin_form ($r,$curdir);
1.4       harris41 1237: 	my $indentm1 = $indent-1;
1.194     jms      1238: 	my $count = 0;
                   1239: 	while ($count < $indentm1) {
1.199     droeschl 1240: 	    $r->print ('<img alt="" src="',$iconpath
                   1241: 	               ,'whitespace_21.gif" class="LC_icon" />');
1.194     jms      1242:             $count++;
1.1       www      1243: 	}
1.131     albertel 1244: 	$r->print ('<input type="hidden" name="acts" value="" />');
1.194     jms      1245: 	$r->print ('<a name="'.$anchor.'"></a>');
1.199     droeschl 1246:         $r->print ('<a href="#" onclick="document.dirpath'.($dnum-1).'.submit()"><img src="'.$iconpath.
1.194     jms      1247: 		   'arrow.'.($nowOpen ? "open" : "closed" ).'.gif"');
1.199     droeschl 1248: 	$r->print (' alt="'.$msg.'" class="LC_fileicon" /></a>'.
1.17      harris41 1249: 		   "\n");
1.128     foxr     1250: 	my $quotable_curdir = &Apache::loncommon::escape_single($curdir);
1.213.4.8  raeburn  1251:         my $quotable_startdir = &Apache::loncommon::escape_single($startdir);
                   1252:         my $quotable_listname = &Apache::loncommon::escape_single($listname);
                   1253: 
1.194     jms      1254:         my $location = &Apache::loncommon::lonhttpdurl("/adm/lonIcons");
                   1255: 	my $icon = "navmap.folder.".($nowOpen ? "open":"closed").'.gif';
1.204     raeburn  1256:         $r->print ('<a href="javascript:gothere('
                   1257:                   ."'$quotable_curdir'".');">'
                   1258:                   .'<img class="LC_fileicon" alt="'.&mt('Open Folder').'" src="'
                   1259:                   .$location.'/'.$icon.'" />'
                   1260:                   ."\n");
1.208     wenzelju 1261: 	$r->print ("$listname</a></form>");
1.213.4.2  raeburn  1262: # Wishlistlink
                   1263:         $r->print('</td><td><a href="javascript:;" '.
                   1264:                   'title="'.&mt('Save a link for this folder in Stored Links').'" '.
1.213.4.8  raeburn  1265:                   'onclick="set_wishlistlink('."'$listname','$quotable_startdir$quotable_listname"."/'".')">'.
1.213.4.2  raeburn  1266:                   '<img class="LC_icon" src="/res/adm/pages/wishlist.png" '.
                   1267:                   'alt="'.&mt('save in Stored Links').'" style="width:22px;"/></a></td>');
1.86      www      1268: # Attributes
                   1269: 	my $filelink = $startdir.$filecom[0].'/default';
                   1270: 
                   1271: 	if ($hash{'display_attrs_0'} == 1) {
1.169     albertel 1272: 	    my $title = &Apache::lonnet::gettitle($filelink);
1.86      www      1273: 	    $r->print('<td> '.($title eq '' ? '&nbsp;' : $title).
                   1274: 		      ' </td>'."\n");
                   1275: 	}
1.194     jms      1276: 	$r->print('<td class="LC_right"> ',
1.86      www      1277: 		  $filecom[8]," </td>\n") 
                   1278: 	    if $hash{'display_attrs_1'} == 1;
1.194     jms      1279: 	$r->print('<td class="LC_break"> '.
1.181     bisitz   1280:                   (&Apache::lonlocal::locallocaltime($filecom[9]))." </td>\n")
1.86      www      1281: 	    if $hash{'display_attrs_2'} == 1;
1.194     jms      1282: 	$r->print('<td class="LC_break"> '.
1.181     bisitz   1283:                   (&Apache::lonlocal::locallocaltime($filecom[10]))." </td>\n")
1.86      www      1284: 	    if $hash{'display_attrs_3'} == 1;
                   1285: 
                   1286: 	if ($hash{'display_attrs_4'} == 1) {
                   1287: 	    my $author = &Apache::lonnet::metadata($filelink,'author');
                   1288: 	    $r->print('<td> '.($author eq '' ? '&nbsp;' : $author).
                   1289: 		      " </td>\n");
                   1290: 	}
                   1291: 	if ($hash{'display_attrs_5'} == 1) {
                   1292: 	    my $keywords = &Apache::lonnet::metadata($filelink,'keywords');
                   1293: 	    # $keywords = '&nbsp;' if (!$keywords);
                   1294: 	    $r->print('<td> '.($keywords eq '' ? '&nbsp;' : $keywords).
                   1295: 		      " </td>\n");
                   1296: 	}
                   1297: 	if ($hash{'display_attrs_6'} == 1) {
                   1298: 	    my $lang = &Apache::lonnet::metadata($filelink,'language');
                   1299: 	    $lang = &Apache::loncommon::languagedescription($lang);
                   1300: 	    $r->print('<td> '.($lang eq '' ? '&nbsp;' : $lang).
                   1301: 		      " </td>\n");
                   1302: 	}
1.185     jms      1303: 	
1.86      www      1304: 	if ($hash{'display_attrs_8'} == 1) {
                   1305: 	   $r->print('<td>&nbsp;</td>');
                   1306: 	}
1.115     www      1307:  	if ($hash{'display_attrs_10'} == 1) {
1.109     taceyjo1 1308: 	   $r->print('<td>&nbsp;</td>');
                   1309: 	}
1.185     jms      1310: 	if ($hash{'display_attrs_7'} == 1) {
                   1311: 	   $r->print('<td>&nbsp;</td>');
1.213.4.7  raeburn  1312:         }
                   1313:         if ($hash{'display_attrs_11'} == 1) {
1.111     www      1314: 	   $r->print('<td>&nbsp;</td>');
                   1315: 	}
1.185     jms      1316: 	if ($hash{'display_attrs_12'} == 1) {
                   1317: 	    my $subject = &Apache::lonnet::metadata($filelink,'subject');
                   1318: 	    $r->print('<td> '.($subject eq '' ? '&nbsp;' : $subject).
                   1319: 		      " </td>\n");
                   1320: 	}
1.186     jms      1321: 	if ($hash{'display_attrs_13'} == 1) {
                   1322: 	    my $notes = &Apache::lonnet::metadata($filelink,'notes');
                   1323: 	    $r->print('<td> '.($notes eq '' ? '&nbsp;' : $notes).
                   1324: 		      " </td>\n");
                   1325: 	}
                   1326: 	
                   1327: 	if ($hash{'display_attrs_14'} == 1) {
                   1328: 	    my $abstract = &Apache::lonnet::metadata($filelink,'abstract');
                   1329: 	    $r->print('<td> '.($abstract eq '' ? '&nbsp;' : $abstract).
                   1330: 		      " </td>\n");
                   1331: 	}
1.185     jms      1332: 	
1.193     jms      1333: 	if ($hash{'display_attrs_15'} == 1) {
                   1334: 	    my $gradelevel = &Apache::lonnet::metadata($filelink,'gradelevel');
                   1335: 	    $r->print('<td> '.($gradelevel eq '' ? '&nbsp;' : $gradelevel).
                   1336: 		      " </td>\n");
                   1337: 	}
                   1338: 	
1.195     jms      1339: 	if ($hash{'display_attrs_16'} == 1) {
                   1340: 	    my $standards = &Apache::lonnet::metadata($filelink,'standards');
                   1341: 	    $r->print('<td> '.($standards eq '' ? '&nbsp;' : $standards).
                   1342: 		      " </td>\n");
                   1343: 	}
                   1344: 	
                   1345: 	
1.185     jms      1346: 	$r->print(&Apache::loncommon::end_data_table_row());
1.1       www      1347:     }
1.2       harris41 1348: 
1.1       www      1349: }
                   1350: 
1.148     www      1351: sub coursecontext {
                   1352:     my ($r,$filelink)=@_;
                   1353:     my $filesymb=&Apache::lonnet::symbread($filelink);
                   1354:     if ($filesymb) {
                   1355: 	my ($map,$index,$resource)=&Apache::lonnet::decode_symb($filesymb);
1.213.4.5  raeburn  1356: 	$r->print(
                   1357:             &mt('Already in this course:').'<br />'
                   1358:            .&mt('[_1] in folder/map [_2]',
                   1359: 	        &Apache::lonnet::gettitle($resource),
                   1360: 	        &Apache::lonnet::gettitle($map))
                   1361:            .'<br />');
1.148     www      1362:     }
                   1363: }
                   1364: 
1.140     www      1365: sub showpreview {
                   1366:     my ($filelink)=@_;
1.213.4.4  raeburn  1367:     if ($filelink=~m-^(/ext/|https?://)-) {
1.150     www      1368: 	return &mt('External Resource, preview not enabled');
                   1369:     }
1.140     www      1370:     my ($curfext)=($filelink=~/\.(\w+)$/);
                   1371:     my $output='';
                   1372:     my $embstyle=&Apache::loncommon::fileembstyle($curfext);
                   1373:     if ($embstyle eq 'ssi') {
                   1374:        my $cache=$Apache::lonnet::perlvar{'lonDocRoot'}.$filelink.
                   1375:                     '.tmp';
                   1376:        if ((!$env{'form.updatedisplay'}) &&
                   1377:                     (-e $cache)) {
                   1378:           open(FH,$cache);
                   1379:           $output=join("\n",<FH>);
                   1380:           close(FH);
                   1381:        } else {
1.147     www      1382: # In update display mode, remove old cache. This is done to retroactively
                   1383: # clean up course context renderings.
                   1384: 	  if (-e $cache) {
                   1385: 	       unlink($cache);
                   1386: 	  }
1.140     www      1387:           $output=&Apache::lonnet::ssi_body($filelink);
1.146     www      1388: # Is access denied? Don't render, don't store
1.140     www      1389:           if ($output=~/LONCAPAACCESSCONTROLERRORSCREEN/s) {
                   1390:              $output='';
1.146     www      1391: # Was this rendered in course content? Don't store
                   1392:           } elsif (!&Apache::lonnet::symbread($filelink)) {
1.140     www      1393:              open(FH,">$cache");
                   1394:              print FH $output;
                   1395:              close(FH);
                   1396:           }
                   1397:        }
                   1398:     } elsif ($embstyle eq 'img') {
1.152     albertel 1399:        $output='<img alt="'.&mt('Preview').'" src="'.$filelink.'" />';
1.154     albertel 1400:     } elsif ($filelink=~m{^/res/($match_domain)/($match_username)/}) {
1.152     albertel 1401:        $output='<img  alt="'.&mt('Preview').'" src="http://'.
1.157     albertel 1402:                  &Apache::lonnet::hostname(&Apache::lonnet::homeserver($2,$1)).
1.140     www      1403:                  '/cgi-bin/thumbnail.gif?url='.$filelink.'" />';
                   1404:     }
                   1405:     return $output;
                   1406: }
                   1407: 
1.113     www      1408: sub dynmetaprint {
                   1409:     my ($r,$filelink,$item)=@_;
                   1410:     if ($dynhash{$filelink}->{$item}) {
1.114     www      1411: 	$r->print("\n<br />".$fieldnames{$item}.': '.
1.113     www      1412: 		  &Apache::lonmeta::prettyprint($item,
                   1413: 						$dynhash{$filelink}->{$item},
1.145     www      1414: 		  (($env{'form.catalogmode'} ne 'import')?'preview':''),
1.113     www      1415: 		  '',
1.145     www      1416: 		  (($env{'form.catalogmode'} eq 'import')?'document.forms.fileattr':''),1));
1.113     www      1417:     }
                   1418: }
                   1419: 
1.14      harris41 1420: # ------------------- prints the beginning of a form for directory or file link
1.1       www      1421: sub begin_form {
                   1422:     my ($r,$uri) = @_;
1.3       harris41 1423:     my $anchor = $uri;
1.162     albertel 1424:     $anchor =~ s/\W//g;
                   1425:     $uri=&Apache::loncommon::escape_single($uri);
1.17      harris41 1426:     $r->print ('<form method="post" name="dirpath'.$dnum.'" action="'.$uri.
                   1427: 	       '#'.$anchor.
1.199     droeschl 1428: 	       '" onsubmit="return rep_dirpath(\''.$dnum.'\''.
1.17      harris41 1429: 	       ',document.forms.fileattr.acts.value)" '.
1.16      harris41 1430: 	       'enctype="application/x-www-form-urlencoded">'."\n");
1.131     albertel 1431:     $r->print ('<input type="hidden" name="openuri" value="'.$uri.'" />'.
1.17      harris41 1432: 	       "\n");
1.131     albertel 1433:     $r->print ('<input type="hidden" name="dirPointer" value="on" />'."\n");
1.170     albertel 1434:     $r->print(&Apache::loncommon::inhibit_menu_check('input'));
1.16      harris41 1435:     $dnum++;
1.17      harris41 1436: }
                   1437: 
                   1438: # --------- settings whenever the user causes the indexer window to be launched
                   1439: sub start_fresh_session {
1.149     albertel 1440:     my ($hash) = @_;
                   1441:     delete $hash->{'form.catalogmode'};
                   1442:     delete $hash->{'form.mode'};
                   1443:     delete $hash->{'form.form'};
                   1444:     delete $hash->{'form.element'};
                   1445:     delete $hash->{'form.omit'};
                   1446:     delete $hash->{'form.only'};
1.213.4.8  raeburn  1447:     foreach (keys(%{$hash})) {
1.149     albertel 1448:         delete $hash->{$_} if (/^(pre_|store)/);
1.27      harris41 1449:     }
1.1       www      1450: }
                   1451: 
1.35      matthew  1452: # ------------------------------------------------------------------- setvalues
                   1453: sub setvalues {
                   1454:     # setvalues is used in registerurl to synchronize the database
                   1455:     # hash and environment hashes
                   1456:     my ($H1,$h1key,$H2,$h2key) =@_;
                   1457:     #
                   1458:     if (exists $H2->{$h2key}) {
                   1459: 	$H1->{$h1key} = $H2->{$h2key};
                   1460:     } elsif (exists $H1->{$h1key}) {
                   1461: 	$H2->{$h2key} = $H1->{$h1key};
                   1462:     } 
                   1463: }
                   1464: 
1.1       www      1465: 1;
1.54      www      1466: 
                   1467: sub cleanup {
1.55      www      1468:     if (tied(%hash)){
                   1469: 	&Apache::lonnet::logthis('Cleanup indexer: hash');
                   1470:     }
1.138     albertel 1471:     return OK;
1.54      www      1472: }
1.23      harris41 1473: 
1.126     foxr     1474: 
                   1475: 
                   1476: 
                   1477: 
1.23      harris41 1478: =head1 NAME
                   1479: 
                   1480: Apache::lonindexer - mod_perl module for cross server filesystem browsing
                   1481: 
                   1482: =head1 SYNOPSIS
                   1483: 
                   1484: Invoked by /etc/httpd/conf/srm.conf:
                   1485: 
                   1486:  <LocationMatch "^/res.*/$">
                   1487:  SetHandler perl-script
                   1488:  PerlHandler Apache::lonindexer
                   1489:  </LocationMatch>
                   1490: 
                   1491: =head1 INTRODUCTION
                   1492: 
                   1493: This module enables a scheme of browsing across a cross server.
                   1494: 
                   1495: This is part of the LearningOnline Network with CAPA project
                   1496: described at http://www.lon-capa.org.
                   1497: 
                   1498: =head1 HANDLER SUBROUTINE
                   1499: 
                   1500: This routine is called by Apache and mod_perl.
                   1501: 
                   1502: =over 4
                   1503: 
                   1504: =item *
                   1505: 
                   1506: read in machine configuration variables
                   1507: 
                   1508: =item *
                   1509: 
                   1510: see if called from an interactive mode
                   1511: 
                   1512: =item *
                   1513: 
                   1514: refresh environment with user database values (in %hash)
                   1515: 
                   1516: =item *
                   1517: 
                   1518: define extra fields and buttons in case of special mode
                   1519: 
                   1520: =item *
                   1521: 
                   1522: set catalogmodefunctions to have extra needed javascript functionality
                   1523: 
                   1524: =item *
                   1525: 
                   1526: print header
                   1527: 
                   1528: =item *
                   1529: 
                   1530: evaluate actions from previous page (both cumulatively and chronologically)
                   1531: 
                   1532: =item *
                   1533: 
                   1534: output title
                   1535: 
                   1536: =item *
                   1537: 
                   1538: get state of file attributes to be showing
                   1539: 
                   1540: =item *
                   1541: 
                   1542: output state of file attributes to be showing
                   1543: 
                   1544: =item *
                   1545: 
                   1546: output starting row to the indexed file/directory hierarchy
                   1547: 
                   1548: =item *
                   1549: 
                   1550: read in what directories have previously been set to "open"
                   1551: 
                   1552: =item *
                   1553: 
                   1554: if not at top level, provide an uplink arrow
                   1555: 
                   1556: =item *
                   1557: 
                   1558: recursively go through all the directories and output as appropriate
                   1559: 
                   1560: =item *
                   1561: 
                   1562: information useful for group import
                   1563: 
                   1564: =item *
                   1565: 
                   1566: end the tables
                   1567: 
                   1568: =item *
                   1569: 
                   1570: end the output and return
                   1571: 
                   1572: =back
                   1573: 
                   1574: =head1 OTHER SUBROUTINES
                   1575: 
                   1576: =over 4
                   1577: 
                   1578: =item *
                   1579: 
                   1580: scanDir - recursive scan of a directory
                   1581: 
                   1582: =item *
                   1583: 
                   1584: get_list - get complete matched list based on the uri (returns an array)
                   1585: 
                   1586: =item *
                   1587: 
                   1588: match_ext - filters out files based on extensions (returns an array)
                   1589: 
                   1590: =item *
                   1591: 
                   1592: display_line - displays one line in appropriate table format
                   1593: 
                   1594: =item *
                   1595: 
                   1596: begin_form - prints the beginning of a form for directory or file link
                   1597: 
                   1598: =item *
                   1599: 
                   1600: start_fresh_session - settings whenever the user causes the indexer window
                   1601: to be launched
                   1602: 
                   1603: =back
                   1604: 
                   1605: =cut

FreeBSD-CVSweb <freebsd-cvsweb@FreeBSD.org>