Annotation of loncom/publisher/lonpublisher.pm, revision 1.86
1.1 www 1: # The LearningOnline Network with CAPA
2: # Publication Handler
1.54 albertel 3: #
1.86 ! albertel 4: # $Id: lonpublisher.pm,v 1.85 2002/07/26 19:35:20 albertel Exp $
1.54 albertel 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.
14: #
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/
27: #
1.1 www 28: #
29: # (TeX Content Handler
30: #
31: # 05/29/00,05/30,10/11 Gerd Kortemeyer)
32: #
1.15 www 33: # 11/28,11/29,11/30,12/01,12/02,12/04,12/23 Gerd Kortemeyer
1.20 www 34: # 03/23 Guy Albertelli
1.23 www 35: # 03/24,03/29,04/03 Gerd Kortemeyer
1.24 harris41 36: # 04/16/2001 Scott Harrison
1.27 www 37: # 05/03,05/05,05/07 Gerd Kortemeyer
1.30 harris41 38: # 05/28/2001 Scott Harrison
1.51 www 39: # 06/23,08/07,08/11,8/13,8/17,8/18,8/24,9/26,10/16 Gerd Kortemeyer
1.58 www 40: # 12/04,12/05 Guy Albertelli
41: # 12/05 Gerd Kortemeyer
1.62 www 42: # 12/05 Guy Albertelli
1.64 www 43: # 12/06,12/07 Gerd Kortemeyer
1.66 harris41 44: # 12/15,12/16 Scott Harrison
1.67 www 45: # 12/25 Gerd Kortemeyer
1.71 www 46: # YEAR=2002
47: # 1/16,1/17 Scott Harrison
48: # 1/17 Gerd Kortemeyer
1.65 harris41 49: #
50: ###
51:
52: ###############################################################################
53: ## ##
54: ## ORGANIZATION OF THIS PERL MODULE ##
55: ## ##
56: ## 1. Modules used by this module ##
57: ## 2. Various subroutines ##
58: ## 3. Publication Step One ##
59: ## 4. Phase Two ##
60: ## 5. Main Handler ##
61: ## ##
62: ###############################################################################
1.1 www 63:
64: package Apache::lonpublisher;
65:
1.65 harris41 66: # ------------------------------------------------- modules used by this module
1.1 www 67: use strict;
68: use Apache::File;
1.13 www 69: use File::Copy;
1.2 www 70: use Apache::Constants qw(:common :http :methods);
1.76 albertel 71: use HTML::LCParser;
1.4 www 72: use Apache::lonxml;
1.17 albertel 73: use Apache::lonhomework;
1.27 www 74: use Apache::loncacc;
1.24 harris41 75: use DBI;
1.65 harris41 76: use Apache::lonnet();
77: use Apache::loncommon();
1.2 www 78:
1.3 www 79: my %addid;
1.5 www 80: my %nokey;
1.10 www 81:
1.7 www 82: my %metadatafields;
83: my %metadatakeys;
84:
1.12 www 85: my $docroot;
86:
1.27 www 87: my $cuname;
88: my $cudom;
89:
1.12 www 90: # ----------------------------------------------- Evaluate string with metadata
1.7 www 91: sub metaeval {
92: my $metastring=shift;
93:
1.76 albertel 94: my $parser=HTML::LCParser->new(\$metastring);
1.7 www 95: my $token;
96: while ($token=$parser->get_token) {
97: if ($token->[0] eq 'S') {
98: my $entry=$token->[1];
99: my $unikey=$entry;
1.32 www 100: if (defined($token->[2]->{'package'})) {
101: $unikey.='_package_'.$token->[2]->{'package'};
102: }
1.7 www 103: if (defined($token->[2]->{'part'})) {
104: $unikey.='_'.$token->[2]->{'part'};
105: }
1.32 www 106: if (defined($token->[2]->{'id'})) {
1.49 www 107: $unikey.='_'.$token->[2]->{'id'};
1.32 www 108: }
1.7 www 109: if (defined($token->[2]->{'name'})) {
110: $unikey.='_'.$token->[2]->{'name'};
111: }
1.65 harris41 112: foreach (@{$token->[3]}) {
1.7 www 113: $metadatafields{$unikey.'.'.$_}=$token->[2]->{$_};
114: if ($metadatakeys{$unikey}) {
115: $metadatakeys{$unikey}.=','.$_;
116: } else {
117: $metadatakeys{$unikey}=$_;
118: }
1.65 harris41 119: }
1.7 www 120: if ($metadatafields{$unikey}) {
1.8 www 121: my $newentry=$parser->get_text('/'.$entry);
1.41 www 122: unless (($metadatafields{$unikey}=~/$newentry/) ||
123: ($newentry eq '')) {
1.8 www 124: $metadatafields{$unikey}.=', '.$newentry;
125: }
1.7 www 126: } else {
127: $metadatafields{$unikey}=$parser->get_text('/'.$entry);
128: }
129: }
130: }
131: }
132:
1.12 www 133: # -------------------------------------------------------- Read a metadata file
1.7 www 134: sub metaread {
135: my ($logfile,$fn)=@_;
136: unless (-e $fn) {
137: print $logfile 'No file '.$fn."\n";
138: return '<br><b>No file:</b> <tt>'.$fn.'</tt>';
139: }
140: print $logfile 'Processing '.$fn."\n";
141: my $metastring;
142: {
143: my $metafh=Apache::File->new($fn);
144: $metastring=join('',<$metafh>);
145: }
146: &metaeval($metastring);
147: return '<br><b>Processed file:</b> <tt>'.$fn.'</tt>';
148: }
149:
1.25 harris41 150: # ---------------------------- convert 'time' format into a datetime sql format
151: sub sqltime {
1.70 harris41 152: my $timef=shift @_;
1.25 harris41 153: my ($sec,$min,$hour,$mday,$mon,$year,$wday,$yday,$isdst) =
1.70 harris41 154: localtime($timef);
1.25 harris41 155: $mon++; $year+=1900;
156: return "$year-$mon-$mday $hour:$min:$sec";
157: }
158:
1.12 www 159: # --------------------------------------------------------- Various form fields
160:
1.8 www 161: sub textfield {
1.10 www 162: my ($title,$name,$value)=@_;
1.8 www 163: return "\n<p><b>$title:</b><br>".
1.11 www 164: '<input type=text name="'.$name.'" size=80 value="'.$value.'">';
165: }
166:
167: sub hiddenfield {
168: my ($name,$value)=@_;
169: return "\n".'<input type=hidden name="'.$name.'" value="'.$value.'">';
1.8 www 170: }
171:
1.9 www 172: sub selectbox {
1.65 harris41 173: my ($title,$name,$value,$functionref,@idlist)=@_;
174: my $uctitle=uc($title);
175: my $selout="\n<p><font color=\"#800000\" face=\"helvetica\"><b>$uctitle:".
176: "</b></font><br />".'<select name="'.$name.'">';
177: foreach (@idlist) {
178: $selout.='<option value=\''.$_.'\'';
179: if ($_ eq $value) {
180: $selout.=' selected>'.&{$functionref}($_).'</option>';
181: }
182: else {$selout.='>'.&{$functionref}($_).'</option>';}
183: }
1.10 www 184: return $selout.'</select>';
1.9 www 185: }
186:
1.12 www 187: # -------------------------------------------------------- Publication Step One
188:
1.34 www 189: sub urlfixup {
1.35 www 190: my ($url,$target)=@_;
1.39 www 191: unless ($url) { return ''; }
1.68 albertel 192: #javascript code needs no fixing
193: if ($url =~ /^javascript:/i) { return $url; }
1.69 albertel 194: if ($url =~ /^mailto:/i) { return $url; }
1.68 albertel 195: #internal document links need no fixing
196: if ($url =~ /^\#/) { return $url; }
1.35 www 197: my ($host)=($url=~/(?:http\:\/\/)*([^\/]+)/);
1.65 harris41 198: foreach (values %Apache::lonnet::hostname) {
1.35 www 199: if ($_ eq $host) {
200: $url=~s/^http\:\/\///;
201: $url=~s/^$host//;
202: }
1.65 harris41 203: }
1.40 www 204: if ($url=~/^http\:\/\//) { return $url; }
1.35 www 205: $url=~s/\~$cuname/res\/$cudom\/$cuname/;
1.71 www 206: return $url;
207: }
208:
209:
210: sub absoluteurl {
211: my ($url,$target)=@_;
212: unless ($url) { return ''; }
1.35 www 213: if ($target) {
214: $target=~s/\/[^\/]+$//;
215: $url=&Apache::lonnet::hreflocation($target,$url);
216: }
217: return $url;
1.34 www 218: }
219:
1.81 albertel 220: sub set_allow {
221: my ($allow,$logfile,$target,$tag,$oldurl)=@_;
222: my $newurl=&urlfixup($oldurl,$target);
223: my $return_url=$oldurl;
224: print $logfile 'GUYURL: '.$tag.':'.$oldurl.' - '.$newurl."\n";
225: if ($newurl ne $oldurl) {
226: $return_url=$newurl;
227: print $logfile 'URL: '.$tag.':'.$oldurl.' - '.$newurl."\n";
228: }
229: if (($newurl !~ /^javascript:/i) &&
230: ($newurl !~ /^mailto:/i) &&
231: ($newurl !~ /^http:/i) &&
232: ($newurl !~ /^\#/)) {
233: $$allow{&absoluteurl($newurl,$target)}=1;
234: }
235: return $return_url
236: }
237:
1.85 albertel 238: sub get_subscribed_hosts {
239: my ($target)=@_;
240: my @subscribed;
241: my $filename;
242: $target=~/(.*)\/([^\/]+)$/;
243: my $srcf=$2;
244: opendir(DIR,$1);
245: while ($filename=readdir(DIR)) {
246: if ($filename=~/$srcf\.(\w+)$/) {
247: my $subhost=$1;
248: if ($subhost ne 'meta' && $subhost ne 'subscription') {
249: push(@subscribed,$subhost);
250: }
251: }
252: }
253: closedir(DIR);
254: my $sh;
255: if ( $sh=Apache::File->new("$target.subscription") ) {
256: &Apache::lonnet::logthis("opened $target.subscription");
257: while (my $subline=<$sh>) {
258: &Apache::lonnet::logthis("Trying $subline");
259: if ($subline =~ /(^\w+):/) { push(@subscribed,$1); } else {
260: &Apache::lonnet::logthis("No Match for $subline");
261: }
262: }
263: } else {
264: &Apache::lonnet::logthis("Un able to open $target.subscription");
265: }
266: &Apache::lonnet::logthis("Got list of ".join(':',@subscribed));
267: return @subscribed;
268: }
269:
1.86 ! albertel 270:
! 271: sub get_max_ids_indices {
! 272: my ($content)=@_;
! 273: my $maxindex=10;
! 274: my $maxid=10;
! 275: my $needsfixup=0;
! 276:
! 277: my $parser=HTML::LCParser->new($content);
! 278: my $token;
! 279: while ($token=$parser->get_token) {
! 280: if ($token->[0] eq 'S') {
! 281: my $counter;
! 282: if ($counter=$addid{$token->[1]}) {
! 283: if ($counter eq 'id') {
! 284: if (defined($token->[2]->{'id'})) {
! 285: $maxid=($token->[2]->{'id'}>$maxid)?$token->[2]->{'id'}:$maxid;
! 286: } else {
! 287: $needsfixup=1;
! 288: }
! 289: } else {
! 290: if (defined($token->[2]->{'index'})) {
! 291: $maxindex=($token->[2]->{'index'}>$maxindex)?$token->[2]->{'index'}:$maxindex;
! 292: } else {
! 293: $needsfixup=1;
! 294: }
! 295: }
! 296: }
! 297: }
! 298: }
! 299: return ($needsfixup,$maxid,$maxindex);
! 300: }
! 301:
! 302: #Arguably this should all be done as an lonnet::ssi instead
! 303: sub fix_ids_and_indices {
! 304: my ($logfile,$source,$target)=@_;
! 305:
! 306: my %allow;
! 307: my $content;
! 308: {
! 309: my $org=Apache::File->new($source);
! 310: $content=join('',<$org>);
! 311: }
! 312:
! 313: my ($needsfixup,$maxid,$maxindex)=&get_max_ids_indices(\$content);
! 314:
! 315: if ($needsfixup) {
! 316: print $logfile "Needs ID and/or index fixup\n".
! 317: "Max ID : $maxid (min 10)\n".
! 318: "Max Index: $maxindex (min 10)\n";
! 319: }
! 320: my $outstring='';
! 321: my @parser;
! 322: $parser[0]=HTML::LCParser->new(\$content);
! 323: $parser[-1]->xml_mode(1);
! 324: my $token;
! 325: while (@parser) {
! 326: while ($token=$parser[-1]->get_token) {
! 327: if ($token->[0] eq 'S') {
! 328: my $counter;
! 329: my $tag=$token->[1];
! 330: my $lctag=lc($tag);
! 331: if ($lctag eq 'allow') {
! 332: $allow{$token->[2]->{'src'}}=1;
! 333: next;
! 334: }
! 335: my %parms=%{$token->[2]};
! 336: $counter=$addid{$tag};
! 337: if (!$counter) { $counter=$addid{$lctag}; }
! 338: if ($counter) {
! 339: if ($counter eq 'id') {
! 340: unless (defined($parms{'id'})) {
! 341: $maxid++;
! 342: $parms{'id'}=$maxid;
! 343: print $logfile 'ID: '.$tag.':'.$maxid."\n";
! 344: }
! 345: } elsif ($counter eq 'index') {
! 346: unless (defined($parms{'index'})) {
! 347: $maxindex++;
! 348: $parms{'index'}=$maxindex;
! 349: print $logfile 'Index: '.$tag.':'.$maxindex."\n";
! 350: }
! 351: }
! 352: }
! 353: foreach my $type ('src','href','background','bgimg') {
! 354: foreach my $key (keys(%parms)) {
! 355: print $logfile "for $type, and $key\n";
! 356: if ($key =~ /^$type$/i) {
! 357: print $logfile "calling set_allow\n";
! 358: $parms{$key}=&set_allow(\%allow,$logfile,
! 359: $target,$tag,
! 360: $parms{$key});
! 361: }
! 362: }
! 363: }
! 364: # probably a <randomlabel> image type <label>
! 365: if ($lctag eq 'label' && defined($parms{'description'})) {
! 366: my $next_token=$parser[-1]->get_token();
! 367: if ($next_token->[0] eq 'T') {
! 368: $next_token->[1]=&set_allow(\%allow,$logfile,
! 369: $target,$tag,
! 370: $next_token->[1]);
! 371: }
! 372: $parser[-1]->unget_token($next_token);
! 373: }
! 374: if ($lctag eq 'applet') {
! 375: my $codebase='';
! 376: if (defined($parms{'codebase'})) {
! 377: my $oldcodebase=$parms{'codebase'};
! 378: unless ($oldcodebase=~/\/$/) {
! 379: $oldcodebase.='/';
! 380: }
! 381: $codebase=&urlfixup($oldcodebase,$target);
! 382: $codebase=~s/\/$//;
! 383: if ($codebase ne $oldcodebase) {
! 384: $parms{'codebase'}=$codebase;
! 385: print $logfile 'URL codebase: '.$tag.':'.
! 386: $oldcodebase.' - '.
! 387: $codebase."\n";
! 388: }
! 389: $allow{&absoluteurl($codebase,$target).'/*'}=1;
! 390: } else {
! 391: foreach ('archive','code','object') {
! 392: if (defined($parms{$_})) {
! 393: my $oldurl=$parms{$_};
! 394: my $newurl=&urlfixup($oldurl,$target);
! 395: $newurl=~s/\/[^\/]+$/\/\*/;
! 396: print $logfile 'Allow: applet '.$_.':'.
! 397: $oldurl.' allows '.
! 398: $newurl."\n";
! 399: $allow{&absoluteurl($newurl,$target)}=1;
! 400: }
! 401: }
! 402: }
! 403: }
! 404: my $newparmstring='';
! 405: my $endtag='';
! 406: foreach (keys %parms) {
! 407: if ($_ eq '/') {
! 408: $endtag=' /';
! 409: } else {
! 410: my $quote=($parms{$_}=~/\"/?"'":'"');
! 411: $newparmstring.=' '.$_.'='.$quote.$parms{$_}.$quote;
! 412: }
! 413: }
! 414: if (!$endtag) { if ($token->[4]=~m:/>$:) { $endtag=' /'; }; }
! 415: $outstring.='<'.$tag.$newparmstring.$endtag.'>';
! 416: } elsif ($token->[0] eq 'E') {
! 417: if ($token->[2]) {
! 418: unless ($token->[1] eq 'allow') {
! 419: $outstring.='</'.$token->[1].'>';
! 420: }
! 421: }
! 422: } else {
! 423: $outstring.=$token->[1];
! 424: }
! 425: }
! 426: pop(@parser);
! 427: }
! 428:
! 429: if ($needsfixup) {
! 430: print $logfile "End of ID and/or index fixup\n".
! 431: "Max ID : $maxid (min 10)\n".
! 432: "Max Index: $maxindex (min 10)\n";
! 433: } else {
! 434: print $logfile "Does not need ID and/or index fixup\n";
! 435: }
! 436:
! 437: return ($outstring,%allow);
! 438: }
! 439:
1.2 www 440: sub publish {
1.50 www 441:
1.2 www 442: my ($source,$target,$style)=@_;
443: my $logfile;
1.4 www 444: my $scrout='';
1.23 www 445: my $allmeta='';
446: my $content='';
1.36 www 447: my %allow=();
1.4 www 448:
1.2 www 449: unless ($logfile=Apache::File->new('>>'.$source.'.log')) {
1.7 www 450: return
451: '<font color=red>No write permission to user directory, FAIL</font>';
1.2 www 452: }
453: print $logfile
1.11 www 454: "\n\n================= Publish ".localtime()." Phase One ================\n";
1.2 www 455:
1.3 www 456: if (($style eq 'ssi') || ($style eq 'rat')) {
457: # ------------------------------------------------------- This needs processing
1.4 www 458:
459: # ----------------------------------------------------------------- Backup Copy
1.3 www 460: my $copyfile=$source.'.save';
1.13 www 461: if (copy($source,$copyfile)) {
1.3 www 462: print $logfile "Copied original file to ".$copyfile."\n";
463: } else {
1.13 www 464: print $logfile "Unable to write backup ".$copyfile.':'.$!."\n";
465: return "<font color=red>Failed to write backup copy, $!,FAIL</font>";
1.3 www 466: }
1.4 www 467: # ------------------------------------------------------------- IDs and indices
1.86 ! albertel 468:
! 469: my $outstring;
! 470: ($outstring,%allow)=&fix_ids_and_indices($logfile,$source,$target);
1.36 www 471: # ------------------------------------------------------------ Construct Allows
1.62 www 472:
1.44 www 473: $scrout.='<h3>Dependencies</h3>';
1.62 www 474: my $allowstr='';
1.73 albertel 475: foreach (sort(keys(%allow))) {
1.59 www 476: my $thisdep=$_;
1.73 albertel 477: if ($thisdep !~ /[^\s]/) { next; }
1.62 www 478: unless ($style eq 'rat') {
479: $allowstr.="\n".'<allow src="'.$thisdep.'" />';
480: }
1.44 www 481: $scrout.='<br>';
1.59 www 482: unless ($thisdep=~/\*/) {
483: $scrout.='<a href="'.$thisdep.'">';
1.44 www 484: }
1.59 www 485: $scrout.='<tt>'.$thisdep.'</tt>';
486: unless ($thisdep=~/\*/) {
1.44 www 487: $scrout.='</a>';
1.59 www 488: if (
489: &Apache::lonnet::getfile($Apache::lonnet::perlvar{'lonDocRoot'}.'/'.
490: $thisdep.'.meta') eq '-1') {
1.58 www 491: $scrout.=
492: ' - <font color=red>Currently not available</font>';
1.59 www 493: } else {
494: my %temphash=(&Apache::lonnet::declutter($target).'___'.
495: &Apache::lonnet::declutter($thisdep).'___usage'
496: => time);
497: $thisdep=~/^\/res\/(\w+)\/(\w+)\//;
498: if ((defined($1)) && (defined($2))) {
499: &Apache::lonnet::put('resevaldata',\%temphash,$1,$2);
500: }
501: }
1.44 www 502: }
1.65 harris41 503: }
1.83 www 504: $outstring=~s/\n*(\<\/[^\>]+\>)\s*$/$allowstr\n$1\n/s;
1.62 www 505:
1.76 albertel 506: #Encode any High ASCII characters
507: $outstring=&HTML::Entities::encode($outstring,"\200-\377");
1.37 www 508: # ------------------------------------------------------------- Write modified
509:
1.4 www 510: {
511: my $org;
512: unless ($org=Apache::File->new('>'.$source)) {
513: print $logfile "No write permit to $source\n";
1.7 www 514: return
515: "<font color=red>No write permission to $source, FAIL</font>";
1.4 www 516: }
517: print $org $outstring;
518: }
519: $content=$outstring;
1.34 www 520:
1.37 www 521: }
1.7 www 522: # --------------------------------------------- Initial step done, now metadata
523:
524: # ---------------------------------------- Storage for metadata keys and fields
525:
1.8 www 526: %metadatafields=();
527: %metadatakeys=();
528:
529: my %oldparmstores=();
1.44 www 530:
1.84 bowersj2 531:
532: $scrout.='<h3>Metadata Information ' .
533: Apache::loncommon::help_open_topic("Metadata_Description")
534: . '</h3>';
1.7 www 535:
536: # ------------------------------------------------ First, check out environment
1.8 www 537: unless (-e $source.'.meta') {
1.7 www 538: $metadatafields{'author'}=$ENV{'environment.firstname'}.' '.
539: $ENV{'environment.middlename'}.' '.
540: $ENV{'environment.lastname'}.' '.
541: $ENV{'environment.generation'};
1.8 www 542: $metadatafields{'author'}=~s/\s+/ /g;
543: $metadatafields{'author'}=~s/\s+$//;
1.27 www 544: $metadatafields{'owner'}=$cuname.'@'.$cudom;
1.7 www 545:
546: # ------------------------------------------------ Check out directory hierachy
547:
548: my $thisdisfn=$source;
1.27 www 549: $thisdisfn=~s/^\/home\/$cuname\///;
1.7 www 550:
551: my @urlparts=split(/\//,$thisdisfn);
552: $#urlparts--;
553:
1.27 www 554: my $currentpath='/home/'.$cuname.'/';
1.7 www 555:
1.65 harris41 556: foreach (@urlparts) {
1.7 www 557: $currentpath.=$_.'/';
558: $scrout.=&metaread($logfile,$currentpath.'default.meta');
1.65 harris41 559: }
1.7 www 560:
561: # ------------------- Clear out parameters and stores (there should not be any)
562:
1.65 harris41 563: foreach (keys %metadatafields) {
1.7 www 564: if (($_=~/^parameter/) || ($_=~/^stores/)) {
565: delete $metadatafields{$_};
566: }
1.65 harris41 567: }
1.7 www 568:
1.8 www 569: } else {
1.7 www 570: # ---------------------- Read previous metafile, remember parameters and stores
571:
572: $scrout.=&metaread($logfile,$source.'.meta');
573:
1.65 harris41 574: foreach (keys %metadatafields) {
1.7 www 575: if (($_=~/^parameter/) || ($_=~/^stores/)) {
576: $oldparmstores{$_}=1;
577: delete $metadatafields{$_};
578: }
1.65 harris41 579: }
1.7 www 580:
1.8 www 581: }
1.7 www 582:
1.4 www 583: # -------------------------------------------------- Parse content for metadata
1.37 www 584: if ($style eq 'ssi') {
1.42 www 585: my $oldenv=$ENV{'request.uri'};
586:
587: $ENV{'request.uri'}=$target;
1.82 albertel 588: $allmeta=Apache::lonxml::xmlparse(undef,'meta',$content);
1.42 www 589: $ENV{'request.uri'}=$oldenv;
1.32 www 590:
1.19 albertel 591: &metaeval($allmeta);
1.37 www 592: }
1.7 www 593: # ---------------- Find and document discrepancies in the parameters and stores
594:
595: my $chparms='';
1.65 harris41 596: foreach (sort keys %metadatafields) {
1.7 www 597: if (($_=~/^parameter/) || ($_=~/^stores/)) {
598: unless ($_=~/\.\w+$/) {
599: unless ($oldparmstores{$_}) {
600: print $logfile 'New: '.$_."\n";
601: $chparms.=$_.' ';
602: }
603: }
604: }
1.65 harris41 605: }
1.7 www 606: if ($chparms) {
607: $scrout.='<p><b>New parameters or stored values:</b> '.
608: $chparms;
609: }
610:
1.70 harris41 611: $chparms='';
1.65 harris41 612: foreach (sort keys %oldparmstores) {
1.7 www 613: if (($_=~/^parameter/) || ($_=~/^stores/)) {
1.33 www 614: unless (($metadatafields{$_.'.name'}) ||
615: ($metadatafields{$_.'.package'}) || ($_=~/\.\w+$/)) {
1.7 www 616: print $logfile 'Obsolete: '.$_."\n";
617: $chparms.=$_.' ';
618: }
619: }
1.65 harris41 620: }
1.7 www 621: if ($chparms) {
622: $scrout.='<p><b>Obsolete parameters or stored values:</b> '.
623: $chparms;
624: }
1.37 www 625:
1.8 www 626: # ------------------------------------------------------- Now have all metadata
1.5 www 627:
1.8 www 628: $scrout.=
1.77 matthew 629: '<form name="pubform" action="/adm/publish" method="post">'.
1.63 albertel 630: '<p><input type="submit" value="Finalize Publication" /></p>'.
1.11 www 631: &hiddenfield('phase','two').
632: &hiddenfield('filename',$ENV{'form.filename'}).
633: &hiddenfield('allmeta',&Apache::lonnet::escape($allmeta)).
1.58 www 634: &hiddenfield('dependencies',join(',',keys %allow)).
1.10 www 635: &textfield('Title','title',$metadatafields{'title'}).
636: &textfield('Author(s)','author',$metadatafields{'author'}).
637: &textfield('Subject','subject',$metadatafields{'subject'});
1.5 www 638:
639: # --------------------------------------------------- Scan content for keywords
1.7 www 640:
1.84 bowersj2 641: my $keywords_help = Apache::loncommon::help_open_topic("Publishing_Keywords");
1.77 matthew 642: my $keywordout=<<"END";
643: <script>
644: function checkAll(field)
645: {
646: for (i = 0; i < field.length; i++)
647: field[i].checked = true ;
648: }
649:
650: function uncheckAll(field)
651: {
652: for (i = 0; i < field.length; i++)
653: field[i].checked = false ;
654: }
655: </script>
1.84 bowersj2 656: <p><b>Keywords: $keywords_help</b>
1.77 matthew 657: <input type="button" value="check all" onclick="javascript:checkAll(document.pubform.keywords)">
658: <input type="button" value="uncheck all" onclick="javascript:uncheckAll(document.pubform.keywords)">
659: <br />
660: END
661: $keywordout.='<table border=2><tr>';
1.7 www 662: my $colcount=0;
1.67 www 663: my %keywords=();
1.7 www 664:
1.52 albertel 665: if (length($content)<500000) {
1.5 www 666: my $textonly=$content;
667: $textonly=~s/\<script[^\<]+\<\/script\>//g;
668: $textonly=~s/\<m\>[^\<]+\<\/m\>//g;
669: $textonly=~s/\<[^\>]*\>//g;
670: $textonly=~tr/A-Z/a-z/;
671: $textonly=~s/[\$\&][a-z]\w*//g;
672: $textonly=~s/[^a-z\s]//g;
673:
1.65 harris41 674: foreach ($textonly=~m/(\w+)/g) {
1.50 www 675: unless ($nokey{$_}) {
676: $keywords{$_}=1;
677: }
1.65 harris41 678: }
1.67 www 679: }
1.5 www 680:
1.67 www 681:
1.65 harris41 682: foreach (split(/\W+/,$metadatafields{'keywords'})) {
1.12 www 683: $keywords{$_}=1;
1.65 harris41 684: }
1.5 www 685:
1.65 harris41 686: foreach (sort keys %keywords) {
1.77 matthew 687: $keywordout.='<td><input type=checkbox name="keywords" value="'.$_.'"';
1.67 www 688: if ($metadatafields{'keywords'}) {
689: if ($metadatafields{'keywords'}=~/$_/) {
690: $keywordout.=' checked';
691: }
692: } elsif (&Apache::loncommon::keyword($_)) {
1.73 albertel 693: $keywordout.=' checked';
1.67 www 694: }
1.8 www 695: $keywordout.='>'.$_.'</td>';
1.7 www 696: if ($colcount>10) {
697: $keywordout.="</tr><tr>\n";
698: $colcount=0;
699: }
1.50 www 700: $colcount++;
1.65 harris41 701: }
1.50 www 702:
1.51 www 703: $keywordout.='</tr></table>';
704:
705: $scrout.=$keywordout;
1.9 www 706:
1.12 www 707: $scrout.=&textfield('Additional Keywords','addkey','');
708:
1.10 www 709: $scrout.=&textfield('Notes','notes',$metadatafields{'notes'});
1.9 www 710:
711: $scrout.=
712: '<p><b>Abstract:</b><br><textarea cols=80 rows=5 name=abstract>'.
713: $metadatafields{'abstract'}.'</textarea>';
714:
1.11 www 715: $source=~/\.(\w+)$/;
716:
717: $scrout.=&hiddenfield('mime',$1);
718:
1.10 www 719: $scrout.=&selectbox('Language','language',
1.65 harris41 720: $metadatafields{'language'},
1.70 harris41 721: \&Apache::loncommon::languagedescription,
1.65 harris41 722: (&Apache::loncommon::languageids),
723: );
1.11 www 724:
725: unless ($metadatafields{'creationdate'}) {
726: $metadatafields{'creationdate'}=time;
727: }
728: $scrout.=&hiddenfield('creationdate',$metadatafields{'creationdate'});
729:
730: $scrout.=&hiddenfield('lastrevisiondate',time);
731:
1.9 www 732:
1.10 www 733: $scrout.=&textfield('Publisher/Owner','owner',
734: $metadatafields{'owner'});
1.45 www 735: # --------------------------------------------------- Correct copyright for rat
1.84 bowersj2 736:
1.45 www 737: if ($style eq 'rat') {
1.65 harris41 738: if ($metadatafields{'copyright'} eq 'public') {
739: delete $metadatafields{'copyright'};
740: }
741: $scrout.=&selectbox('Copyright/Distribution','copyright',
742: $metadatafields{'copyright'},
1.70 harris41 743: \&Apache::loncommon::copyrightdescription,
1.65 harris41 744: (grep !/^public$/,(&Apache::loncommon::copyrightids)));
745: }
746: else {
1.10 www 747: $scrout.=&selectbox('Copyright/Distribution','copyright',
1.65 harris41 748: $metadatafields{'copyright'},
1.70 harris41 749: \&Apache::loncommon::copyrightdescription,
1.65 harris41 750: (&Apache::loncommon::copyrightids));
751: }
1.84 bowersj2 752:
753: my $copyright_help = Apache::loncommon::help_open_topic("Publishing_Copyright");
754: $scrout =~ s/DISTRIBUTION:/'DISTRIBUTION: ' . $copyright_help/ge;
1.8 www 755: return $scrout.
1.63 albertel 756: '<p><input type="submit" value="Finalize Publication" /></p></form>';
1.2 www 757: }
1.1 www 758:
1.12 www 759: # -------------------------------------------------------- Publication Step Two
760:
1.11 www 761: sub phasetwo {
762:
1.24 harris41 763: my ($source,$target,$style,$distarget)=@_;
1.11 www 764: my $logfile;
765: my $scrout='';
766: unless ($logfile=Apache::File->new('>>'.$source.'.log')) {
767: return
768: '<font color=red>No write permission to user directory, FAIL</font>';
769: }
770: print $logfile
771: "\n================= Publish ".localtime()." Phase Two ================\n";
772:
773: %metadatafields=();
774: %metadatakeys=();
775:
776: &metaeval(&Apache::lonnet::unescape($ENV{'form.allmeta'}));
777:
778: $metadatafields{'title'}=$ENV{'form.title'};
779: $metadatafields{'author'}=$ENV{'form.author'};
780: $metadatafields{'subject'}=$ENV{'form.subject'};
781: $metadatafields{'notes'}=$ENV{'form.notes'};
782: $metadatafields{'abstract'}=$ENV{'form.abstract'};
783: $metadatafields{'mime'}=$ENV{'form.mime'};
784: $metadatafields{'language'}=$ENV{'form.language'};
785: $metadatafields{'creationdate'}=$ENV{'form.creationdate'};
786: $metadatafields{'lastrevisiondate'}=$ENV{'form.lastrevisiondate'};
787: $metadatafields{'owner'}=$ENV{'form.owner'};
788: $metadatafields{'copyright'}=$ENV{'form.copyright'};
1.60 www 789: $metadatafields{'dependencies'}=$ENV{'form.dependencies'};
1.12 www 790:
791: my $allkeywords=$ENV{'form.addkey'};
1.79 matthew 792: if (exists($ENV{'form.keywords'}) && (ref($ENV{'form.keywords'}))) {
1.78 matthew 793: my @Keywords = @{$ENV{'form.keywords'}};
794: foreach (@Keywords) {
795: $allkeywords.=','.$_;
796: }
1.65 harris41 797: }
1.12 www 798: $allkeywords=~s/\W+/\,/;
799: $allkeywords=~s/^\,//;
800: $metadatafields{'keywords'}=$allkeywords;
801:
802: {
803: print $logfile "\nWrite metadata file for ".$source;
804: my $mfh;
805: unless ($mfh=Apache::File->new('>'.$source.'.meta')) {
806: return
807: '<font color=red>Could not write metadata, FAIL</font>';
1.65 harris41 808: }
809: foreach (sort keys %metadatafields) {
1.12 www 810: unless ($_=~/\./) {
811: my $unikey=$_;
812: $unikey=~/^([A-Za-z]+)/;
813: my $tag=$1;
814: $tag=~tr/A-Z/a-z/;
815: print $mfh "\n\<$tag";
1.65 harris41 816: foreach (split(/\,/,$metadatakeys{$unikey})) {
1.12 www 817: my $value=$metadatafields{$unikey.'.'.$_};
818: $value=~s/\"/\'\'/g;
819: print $mfh ' '.$_.'="'.$value.'"';
1.65 harris41 820: }
1.76 albertel 821: print $mfh '>'.
822: &HTML::Entities::encode($metadatafields{$unikey})
823: .'</'.$tag.'>';
1.12 www 824: }
1.65 harris41 825: }
1.12 www 826: $scrout.='<p>Wrote Metadata';
827: print $logfile "\nWrote metadata";
828: }
829:
1.24 harris41 830: # -------------------------------- Synchronize entry with SQL metadata database
1.64 www 831: my $warning;
832:
833: unless ($metadatafields{'copyright'} eq 'priv') {
1.25 harris41 834:
1.24 harris41 835: my $dbh;
836: {
837: unless (
1.64 www 838: $dbh = DBI->connect("DBI:mysql:loncapa","www",
839: $Apache::lonnet::perlvar{'lonSqlAccess'},{ RaiseError =>0,PrintError=>0})
1.24 harris41 840: ) {
1.29 harris41 841: $warning='<font color=red>WARNING: Cannot connect to '.
842: 'database!</font>';
843: }
844: else {
845: my %sqldatafields;
846: $sqldatafields{'url'}=$distarget;
847: my $sth=$dbh->prepare(
848: 'delete from metadata where url like binary'.
849: '"'.$sqldatafields{'url'}.'"');
850: $sth->execute();
1.65 harris41 851: foreach ('title','author','subject','keywords','notes','abstract',
1.29 harris41 852: 'mime','language','creationdate','lastrevisiondate','owner',
1.65 harris41 853: 'copyright') {
854: my $field=$metadatafields{$_}; $field=~s/\"/\'\'/g;
855: $sqldatafields{$_}=$field;
856: }
1.29 harris41 857:
858: $sth=$dbh->prepare('insert into metadata values ('.
859: '"'.delete($sqldatafields{'title'}).'"'.','.
860: '"'.delete($sqldatafields{'author'}).'"'.','.
861: '"'.delete($sqldatafields{'subject'}).'"'.','.
862: '"'.delete($sqldatafields{'url'}).'"'.','.
863: '"'.delete($sqldatafields{'keywords'}).'"'.','.
864: '"'.'current'.'"'.','.
865: '"'.delete($sqldatafields{'notes'}).'"'.','.
866: '"'.delete($sqldatafields{'abstract'}).'"'.','.
867: '"'.delete($sqldatafields{'mime'}).'"'.','.
868: '"'.delete($sqldatafields{'language'}).'"'.','.
869: '"'.
870: sqltime(delete($sqldatafields{'creationdate'}))
871: .'"'.','.
872: '"'.
873: sqltime(delete(
874: $sqldatafields{'lastrevisiondate'})).'"'.','.
875: '"'.delete($sqldatafields{'owner'}).'"'.','.
876: '"'.delete(
877: $sqldatafields{'copyright'}).'"'.')');
878: $sth->execute();
879: $dbh->disconnect;
880: $scrout.='<p>Synchronized SQL metadata database';
881: print $logfile "\nSynchronized SQL metadata database";
1.24 harris41 882: }
883: }
884:
1.64 www 885: } else {
886: $scrout.='<p>Private Publication - did not synchronize database';
1.66 harris41 887: print $logfile "\nPrivate: Did not synchronize data into ".
888: "SQL metadata database";
1.64 www 889: }
1.12 www 890: # ----------------------------------------------------------- Copy old versions
891:
892: if (-e $target) {
893: my $filename;
894: my $maxversion=0;
895: $target=~/(.*)\/([^\/]+)\.(\w+)$/;
896: my $srcf=$2;
897: my $srct=$3;
898: my $srcd=$1;
899: unless ($srcd=~/^\/home\/httpd\/html\/res/) {
900: print $logfile "\nPANIC: Target dir is ".$srcd;
901: return "<font color=red>Invalid target directory, FAIL</font>";
902: }
903: opendir(DIR,$srcd);
904: while ($filename=readdir(DIR)) {
905: if ($filename=~/$srcf\.(\d+)\.$srct$/) {
906: $maxversion=($1>$maxversion)?$1:$maxversion;
907: }
908: }
909: closedir(DIR);
910: $maxversion++;
911: $scrout.='<p>Creating old version '.$maxversion;
912: print $logfile "\nCreating old version ".$maxversion;
913:
914: my $copyfile=$srcd.'/'.$srcf.'.'.$maxversion.'.'.$srct;
915:
1.13 www 916: if (copy($target,$copyfile)) {
1.12 www 917: print $logfile "Copied old target to ".$copyfile."\n";
918: $scrout.='<p>Copied old target file';
919: } else {
1.13 www 920: print $logfile "Unable to write ".$copyfile.':'.$!."\n";
921: return "<font color=red>Failed to copy old target, $!, FAIL</font>";
1.12 www 922: }
923:
924: # --------------------------------------------------------------- Copy Metadata
925:
926: $copyfile=$copyfile.'.meta';
1.13 www 927:
928: if (copy($target.'.meta',$copyfile)) {
1.14 www 929: print $logfile "Copied old target metadata to ".$copyfile."\n";
1.12 www 930: $scrout.='<p>Copied old metadata';
931: } else {
1.13 www 932: print $logfile "Unable to write metadata ".$copyfile.':'.$!."\n";
1.14 www 933: if (-e $target.'.meta') {
934: return
1.13 www 935: "<font color=red>Failed to write old metadata copy, $!, FAIL</font>";
1.14 www 936: }
1.12 www 937: }
1.11 www 938:
939:
1.12 www 940: } else {
941: $scrout.='<p>Initial version';
942: print $logfile "\nInitial version";
943: }
944:
945: # ---------------------------------------------------------------- Write Source
946: my $copyfile=$target;
947:
948: my @parts=split(/\//,$copyfile);
949: my $path="/$parts[1]/$parts[2]/$parts[3]/$parts[4]";
950:
951: my $count;
952: for ($count=5;$count<$#parts;$count++) {
953: $path.="/$parts[$count]";
954: if ((-e $path)!=1) {
955: print $logfile "\nCreating directory ".$path;
956: $scrout.='<p>Created directory '.$parts[$count];
957: mkdir($path,0777);
958: }
959: }
960:
1.13 www 961: if (copy($source,$copyfile)) {
1.12 www 962: print $logfile "Copied original source to ".$copyfile."\n";
963: $scrout.='<p>Copied source file';
964: } else {
1.13 www 965: print $logfile "Unable to write ".$copyfile.':'.$!."\n";
966: return "<font color=red>Failed to copy source, $!, FAIL</font>";
1.12 www 967: }
968:
969: # --------------------------------------------------------------- Copy Metadata
970:
1.13 www 971: $copyfile=$copyfile.'.meta';
972:
973: if (copy($source.'.meta',$copyfile)) {
1.12 www 974: print $logfile "Copied original metadata to ".$copyfile."\n";
975: $scrout.='<p>Copied metadata';
976: } else {
1.13 www 977: print $logfile "Unable to write metadata ".$copyfile.':'.$!."\n";
1.12 www 978: return
1.13 www 979: "<font color=red>Failed to write metadata copy, $!, FAIL</font>";
1.12 www 980: }
981:
982: # --------------------------------------------------- Send update notifications
983:
1.85 albertel 984: my @subscribed=&get_subscribed_hosts($target);
985: foreach my $subhost (@subscribed) {
986: $scrout.='<p>Notifying host '.$subhost.':';
987: print $logfile "\nNotifying host ".$subhost.':';
988: my $reply=&Apache::lonnet::critical('update:'.$target,$subhost);
989: $scrout.=$reply;
990: print $logfile $reply;
1.20 www 991: }
992:
993: # ---------------------------------------- Send update notifications, meta only
994:
1.85 albertel 995: my @subscribedmeta=&get_subscribed_hosts("$target.meta");
996: foreach my $subhost (@subscribedmeta) {
997: $scrout.='<p>Notifying host for metadata only '.$subhost.':';
998: print $logfile "\nNotifying host for metadata only ".$subhost.':';
999: my $reply=&Apache::lonnet::critical('update:'.$target.'.meta',
1000: $subhost);
1001: $scrout.=$reply;
1002: print $logfile $reply;
1.12 www 1003: }
1004:
1005: # ------------------------------------------------ Provide link to new resource
1006:
1007: my $thisdistarget=$target;
1008: $thisdistarget=~s/^$docroot//;
1009:
1.22 www 1010: my $thissrc=$source;
1011: $thissrc=~s/^\/home\/(\w+)\/public_html/\/priv\/$1/;
1012:
1013: my $thissrcdir=$thissrc;
1014: $thissrcdir=~s/\/[^\/]+$/\//;
1015:
1016:
1.29 harris41 1017: return $warning.$scrout.
1.75 matthew 1018: '<hr><a href="'.$thisdistarget.'"><font size=+2>View Published Version</font></a>'.
1.22 www 1019: '<p><a href="'.$thissrc.'"><font size=+2>Back to Source</font></a>'.
1020: '<p><a href="'.$thissrcdir.
1021: '"><font size=+2>Back to Source Directory</font></a>';
1022:
1.11 www 1023: }
1024:
1.1 www 1025: # ================================================================ Main Handler
1026:
1027: sub handler {
1028: my $r=shift;
1.2 www 1029:
1030: if ($r->header_only) {
1031: $r->content_type('text/html');
1032: $r->send_http_header;
1033: return OK;
1034: }
1035:
1.43 www 1036: # Get query string for limited number of parameters
1037:
1.80 matthew 1038: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
1039: ['filename']);
1.43 www 1040:
1.2 www 1041: # -------------------------------------------------------------- Check filename
1042:
1043: my $fn=$ENV{'form.filename'};
1044:
1.27 www 1045:
1.2 www 1046: unless ($fn) {
1.27 www 1047: $r->log_reason($cuname.' at '.$cudom.
1.2 www 1048: ' trying to publish empty filename', $r->filename);
1049: return HTTP_NOT_FOUND;
1050: }
1.4 www 1051:
1.31 www 1052: ($cuname,$cudom)=
1053: &Apache::loncacc::constructaccess($fn,$r->dir_config('lonDefDomain'));
1054: unless (($cuname) && ($cudom)) {
1.27 www 1055: $r->log_reason($cuname.' at '.$cudom.
1.4 www 1056: ' trying to publish file '.$ENV{'form.filename'}.
1.27 www 1057: ' ('.$fn.') - not authorized',
1058: $r->filename);
1059: return HTTP_NOT_ACCEPTABLE;
1060: }
1061:
1062: unless (&Apache::lonnet::homeserver($cuname,$cudom)
1063: eq $r->dir_config('lonHostID')) {
1064: $r->log_reason($cuname.' at '.$cudom.
1065: ' trying to publish file '.$ENV{'form.filename'}.
1066: ' ('.$fn.') - not homeserver ('.
1067: &Apache::lonnet::homeserver($cuname,$cudom).')',
1.4 www 1068: $r->filename);
1069: return HTTP_NOT_ACCEPTABLE;
1070: }
1.2 www 1071:
1.43 www 1072: $fn=~s/^http\:\/\/[^\/]+//;
1073: $fn=~s/^\/\~(\w+)/\/home\/$1\/public_html/;
1.2 www 1074:
1075: my $targetdir='';
1.12 www 1076: $docroot=$r->dir_config('lonDocRoot');
1.27 www 1077: if ($1 ne $cuname) {
1078: $r->log_reason($cuname.' at '.$cudom.
1.2 www 1079: ' trying to publish unowned file '.$ENV{'form.filename'}.
1080: ' ('.$fn.')',
1081: $r->filename);
1082: return HTTP_NOT_ACCEPTABLE;
1083: } else {
1.27 www 1084: $targetdir=$docroot.'/res/'.$cudom;
1.2 www 1085: }
1086:
1087:
1088: unless (-e $fn) {
1.27 www 1089: $r->log_reason($cuname.' at '.$cudom.
1.2 www 1090: ' trying to publish non-existing file '.$ENV{'form.filename'}.
1091: ' ('.$fn.')',
1092: $r->filename);
1093: return HTTP_NOT_FOUND;
1094: }
1095:
1.11 www 1096: unless ($ENV{'form.phase'} eq 'two') {
1097:
1.2 www 1098: # --------------------------------- File is there and owned, init lookup tables
1099:
1.3 www 1100: %addid=();
1101:
1102: {
1103: my $fh=Apache::File->new($r->dir_config('lonTabDir').'/addid.tab');
1104: while (<$fh>=~/(\w+)\s+(\w+)/) {
1105: $addid{$1}=$2;
1106: }
1.5 www 1107: }
1108:
1109: %nokey=();
1110:
1111: {
1112: my $fh=Apache::File->new($r->dir_config('lonIncludes').'/un_keyword.tab');
1.65 harris41 1113: while (<$fh>) {
1.5 www 1114: my $word=$_;
1115: chomp($word);
1116: $nokey{$word}=1;
1.65 harris41 1117: }
1.3 www 1118: }
1.11 www 1119:
1120: }
1121:
1.2 www 1122: # ----------------------------------------------------------- Start page output
1123:
1.1 www 1124: $r->content_type('text/html');
1125: $r->send_http_header;
1126:
1127: $r->print('<html><head><title>LON-CAPA Publishing</title></head>');
1.15 www 1128: $r->print(
1129: '<body bgcolor="#FFFFFF"><img align=right src=/adm/lonIcons/lonlogos.gif>');
1.2 www 1130: my $thisfn=$fn;
1131:
1132: # ------------------------------------------------------------- Individual file
1133: {
1134: $thisfn=~/\.(\w+)$/;
1135: my $thistype=$1;
1.65 harris41 1136: my $thisembstyle=&Apache::loncommon::fileembstyle($thistype);
1.2 www 1137:
1138: my $thistarget=$thisfn;
1139:
1140: $thistarget=~s/^\/home/$targetdir/;
1141: $thistarget=~s/\/public\_html//;
1142:
1143: my $thisdistarget=$thistarget;
1144: $thisdistarget=~s/^$docroot//;
1145:
1146: my $thisdisfn=$thisfn;
1.27 www 1147: $thisdisfn=~s/^\/home\/$cuname\/public_html\///;
1.2 www 1148:
1149: $r->print('<h2>Publishing '.
1.66 harris41 1150: &Apache::loncommon::filedescription($thistype).' <tt>'.
1.2 www 1151: $thisdisfn.'</tt></h2><b>Target:</b> <tt>'.$thisdistarget.'</tt><p>');
1.27 www 1152:
1153: if (($cuname ne $ENV{'user.name'}) || ($cudom ne $ENV{'user.domain'})) {
1154: $r->print('<h3><font color=red>Co-Author: '.$cuname.' at '.$cudom.
1155: '</font></h3>');
1156: }
1.26 www 1157:
1.65 harris41 1158: if (&Apache::loncommon::fileembstyle($thistype) eq 'ssi') {
1.28 www 1159: $r->print('<br><a href="/adm/diff?filename=/~'.$cuname.'/'.
1160: $thisdisfn.
1.26 www 1161: '&versionone=priv" target=cat>Diffs with Current Version</a><p>');
1162: }
1.11 www 1163:
1.2 www 1164: # ------------ We are publishing from $thisfn to $thistarget with $thisembstyle
1165:
1.11 www 1166: unless ($ENV{'form.phase'} eq 'two') {
1.27 www 1167: $r->print(
1168: '<hr>'.&publish($thisfn,$thistarget,$thisembstyle));
1.11 www 1169: } else {
1.27 www 1170: $r->print(
1171: '<hr>'.&phasetwo($thisfn,$thistarget,$thisembstyle,$thisdistarget));
1.11 www 1172: }
1.2 www 1173:
1.11 www 1174: }
1.1 www 1175: $r->print('</body></html>');
1.15 www 1176:
1.1 www 1177: return OK;
1178: }
1179:
1180: 1;
1181: __END__
1182:
1.66 harris41 1183: =head1 NAME
1.1 www 1184:
1.66 harris41 1185: Apache::lonpublisher - Publication Handler
1.1 www 1186:
1.66 harris41 1187: =head1 SYNOPSIS
1.1 www 1188:
1.66 harris41 1189: Invoked by /etc/httpd/conf/srm.conf:
1.1 www 1190:
1.66 harris41 1191: <Location /adm/publish>
1192: PerlAccessHandler Apache::lonacc
1193: SetHandler perl-script
1194: PerlHandler Apache::lonpublisher
1195: ErrorDocument 403 /adm/login
1196: ErrorDocument 404 /adm/notfound.html
1197: ErrorDocument 406 /adm/unauthorized.html
1198: ErrorDocument 500 /adm/errorhandler
1199: </Location>
1.1 www 1200:
1.66 harris41 1201: =head1 INTRODUCTION
1.1 www 1202:
1.66 harris41 1203: This module publishes a file. This involves gathering metadata,
1204: versioning the file, copying file from construction space to
1205: publication space, and copying metadata from construction space
1206: to publication space.
1207:
1208: This is part of the LearningOnline Network with CAPA project
1209: described at http://www.lon-capa.org.
1210:
1211: =head1 HANDLER SUBROUTINE
1212:
1213: This routine is called by Apache and mod_perl.
1214:
1215: =over 4
1216:
1217: =item *
1218:
1219: Get query string for limited number of parameters
1220:
1221: =item *
1222:
1223: Check filename
1224:
1225: =item *
1226:
1227: File is there and owned, init lookup tables
1228:
1229: =item *
1230:
1231: Start page output
1232:
1233: =item *
1234:
1235: Individual file
1236:
1237: =item *
1238:
1239: publish from $thisfn to $thistarget with $thisembstyle
1240:
1241: =back
1242:
1243: =head1 OTHER SUBROUTINES
1244:
1245: =over 4
1246:
1247: =item *
1248:
1249: metaeval() : Evaluate string with metadata
1250:
1251: =item *
1252:
1253: metaread() : Read a metadata file
1254:
1255: =item *
1256:
1257: sqltime() : convert 'time' format into a datetime sql format
1258:
1259: =item *
1260:
1261: textfield() : form field
1262:
1263: =item *
1264:
1265: hiddenfield() : form field
1266:
1267: =item *
1268:
1269: selectbox() : form field
1270:
1271: =item *
1272:
1273: urlfixup() : fixup URL (Publication Step One)
1274:
1275: =item *
1276:
1277: publish() : publish (Publication Step One)
1278:
1279: =item *
1280:
1281: phasetwo() : render second interface showing status of publication steps
1282: (Publication Step Two)
1283:
1284: =back
1285:
1286: =cut
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