Annotation of loncom/publisher/lonpublisher.pm, revision 1.58
1.1 www 1: # The LearningOnline Network with CAPA
2: # Publication Handler
1.54 albertel 3: #
1.58 ! www 4: # $Id: lonpublisher.pm,v 1.57 2001/12/05 20:25:20 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
1.1 www 42:
43: package Apache::lonpublisher;
44:
45: use strict;
46: use Apache::File;
1.13 www 47: use File::Copy;
1.2 www 48: use Apache::Constants qw(:common :http :methods);
49: use HTML::TokeParser;
1.4 www 50: use Apache::lonxml;
1.17 albertel 51: use Apache::lonhomework;
1.27 www 52: use Apache::loncacc;
1.24 harris41 53: use DBI;
1.2 www 54:
1.3 www 55: my %addid;
1.5 www 56: my %nokey;
1.9 www 57: my %language;
1.10 www 58: my %cprtag;
59:
1.7 www 60: my %metadatafields;
61: my %metadatakeys;
62:
1.12 www 63: my $docroot;
64:
1.27 www 65: my $cuname;
66: my $cudom;
67:
1.12 www 68: # ----------------------------------------------- Evaluate string with metadata
69:
1.7 www 70: sub metaeval {
71: my $metastring=shift;
72:
73: my $parser=HTML::TokeParser->new(\$metastring);
74: my $token;
75: while ($token=$parser->get_token) {
76: if ($token->[0] eq 'S') {
77: my $entry=$token->[1];
78: my $unikey=$entry;
1.32 www 79: if (defined($token->[2]->{'package'})) {
80: $unikey.='_package_'.$token->[2]->{'package'};
81: }
1.7 www 82: if (defined($token->[2]->{'part'})) {
83: $unikey.='_'.$token->[2]->{'part'};
84: }
1.32 www 85: if (defined($token->[2]->{'id'})) {
1.49 www 86: $unikey.='_'.$token->[2]->{'id'};
1.32 www 87: }
1.7 www 88: if (defined($token->[2]->{'name'})) {
89: $unikey.='_'.$token->[2]->{'name'};
90: }
91: map {
92: $metadatafields{$unikey.'.'.$_}=$token->[2]->{$_};
93: if ($metadatakeys{$unikey}) {
94: $metadatakeys{$unikey}.=','.$_;
95: } else {
96: $metadatakeys{$unikey}=$_;
97: }
98: } @{$token->[3]};
99: if ($metadatafields{$unikey}) {
1.8 www 100: my $newentry=$parser->get_text('/'.$entry);
1.41 www 101: unless (($metadatafields{$unikey}=~/$newentry/) ||
102: ($newentry eq '')) {
1.8 www 103: $metadatafields{$unikey}.=', '.$newentry;
104: }
1.7 www 105: } else {
106: $metadatafields{$unikey}=$parser->get_text('/'.$entry);
107: }
108: }
109: }
110: }
111:
1.12 www 112: # -------------------------------------------------------- Read a metadata file
113:
1.7 www 114: sub metaread {
115: my ($logfile,$fn)=@_;
116: unless (-e $fn) {
117: print $logfile 'No file '.$fn."\n";
118: return '<br><b>No file:</b> <tt>'.$fn.'</tt>';
119: }
120: print $logfile 'Processing '.$fn."\n";
121: my $metastring;
122: {
123: my $metafh=Apache::File->new($fn);
124: $metastring=join('',<$metafh>);
125: }
126: &metaeval($metastring);
127: return '<br><b>Processed file:</b> <tt>'.$fn.'</tt>';
128: }
129:
1.25 harris41 130: # ---------------------------- convert 'time' format into a datetime sql format
131: sub sqltime {
132: my ($sec,$min,$hour,$mday,$mon,$year,$wday,$yday,$isdst) =
133: localtime(@_[0]);
134: $mon++; $year+=1900;
135: return "$year-$mon-$mday $hour:$min:$sec";
136: }
137:
1.12 www 138: # --------------------------------------------------------- Various form fields
139:
1.8 www 140: sub textfield {
1.10 www 141: my ($title,$name,$value)=@_;
1.8 www 142: return "\n<p><b>$title:</b><br>".
1.11 www 143: '<input type=text name="'.$name.'" size=80 value="'.$value.'">';
144: }
145:
146: sub hiddenfield {
147: my ($name,$value)=@_;
148: return "\n".'<input type=hidden name="'.$name.'" value="'.$value.'">';
1.8 www 149: }
150:
1.9 www 151: sub selectbox {
1.10 www 152: my ($title,$name,$value,%options)=@_;
153: my $selout="\n<p><b>$title:</b><br>".'<select name="'.$name.'">';
154: map {
155: $selout.='<option value="'.$_.'"';
156: if ($_ eq $value) { $selout.=' selected'; }
157: $selout.='>'.$options{$_}.'</option>';
158: } sort keys %options;
159: return $selout.'</select>';
1.9 www 160: }
161:
1.12 www 162: # -------------------------------------------------------- Publication Step One
163:
1.34 www 164: sub urlfixup {
1.35 www 165: my ($url,$target)=@_;
1.39 www 166: unless ($url) { return ''; }
1.35 www 167: my ($host)=($url=~/(?:http\:\/\/)*([^\/]+)/);
168: map {
169: if ($_ eq $host) {
170: $url=~s/^http\:\/\///;
171: $url=~s/^$host//;
172: }
173: } values %Apache::lonnet::hostname;
1.40 www 174: if ($url=~/^http\:\/\//) { return $url; }
1.35 www 175: $url=~s/\~$cuname/res\/$cudom\/$cuname/;
176: if ($target) {
177: $target=~s/\/[^\/]+$//;
178: $url=&Apache::lonnet::hreflocation($target,$url);
179: }
180: return $url;
1.34 www 181: }
182:
1.2 www 183: sub publish {
1.50 www 184:
1.2 www 185: my ($source,$target,$style)=@_;
186: my $logfile;
1.4 www 187: my $scrout='';
1.23 www 188: my $allmeta='';
189: my $content='';
1.36 www 190: my %allow=();
191: undef %allow;
1.4 www 192:
1.2 www 193: unless ($logfile=Apache::File->new('>>'.$source.'.log')) {
1.7 www 194: return
195: '<font color=red>No write permission to user directory, FAIL</font>';
1.2 www 196: }
197: print $logfile
1.11 www 198: "\n\n================= Publish ".localtime()." Phase One ================\n";
1.2 www 199:
1.3 www 200: if (($style eq 'ssi') || ($style eq 'rat')) {
201: # ------------------------------------------------------- This needs processing
1.4 www 202:
203: # ----------------------------------------------------------------- Backup Copy
1.3 www 204: my $copyfile=$source.'.save';
1.13 www 205: if (copy($source,$copyfile)) {
1.3 www 206: print $logfile "Copied original file to ".$copyfile."\n";
207: } else {
1.13 www 208: print $logfile "Unable to write backup ".$copyfile.':'.$!."\n";
209: return "<font color=red>Failed to write backup copy, $!,FAIL</font>";
1.3 www 210: }
1.4 www 211: # ------------------------------------------------------------- IDs and indices
212:
213: my $maxindex=10;
214: my $maxid=10;
1.23 www 215:
1.4 www 216: my $needsfixup=0;
217:
218: {
219: my $org=Apache::File->new($source);
220: $content=join('',<$org>);
221: }
222: {
223: my $parser=HTML::TokeParser->new(\$content);
224: my $token;
225: while ($token=$parser->get_token) {
226: if ($token->[0] eq 'S') {
227: my $counter;
228: if ($counter=$addid{$token->[1]}) {
229: if ($counter eq 'id') {
230: if (defined($token->[2]->{'id'})) {
231: $maxid=
232: ($token->[2]->{'id'}>$maxid)?$token->[2]->{'id'}:$maxid;
233: } else {
234: $needsfixup=1;
235: }
236: } else {
237: if (defined($token->[2]->{'index'})) {
238: $maxindex=
239: ($token->[2]->{'index'}>$maxindex)?$token->[2]->{'index'}:$maxindex;
240: } else {
241: $needsfixup=1;
242: }
243: }
244: }
245: }
246: }
247: }
248: if ($needsfixup) {
249: print $logfile "Needs ID and/or index fixup\n".
250: "Max ID : $maxid (min 10)\n".
251: "Max Index: $maxindex (min 10)\n";
1.34 www 252: }
1.4 www 253: my $outstring='';
254: my $parser=HTML::TokeParser->new(\$content);
1.53 albertel 255: $parser->xml_mode(1);
1.4 www 256: my $token;
257: while ($token=$parser->get_token) {
258: if ($token->[0] eq 'S') {
1.34 www 259: my $counter;
260: my $tag=$token->[1];
1.56 albertel 261: my $lctag=lc($tag);
1.53 albertel 262: unless ($lctag eq 'allow') {
1.34 www 263: my %parms=%{$token->[2]};
1.53 albertel 264: $counter=$addid{$tag};
265: if (!$counter) { $counter=$addid{$lctag}; }
266: if ($counter) {
1.4 www 267: if ($counter eq 'id') {
1.34 www 268: unless (defined($parms{'id'})) {
1.4 www 269: $maxid++;
1.34 www 270: $parms{'id'}=$maxid;
271: print $logfile 'ID: '.$tag.':'.$maxid."\n";
1.4 www 272: }
1.34 www 273: } elsif ($counter eq 'index') {
274: unless (defined($parms{'index'})) {
1.4 www 275: $maxindex++;
1.34 www 276: $parms{'index'}=$maxindex;
277: print $logfile 'Index: '.$tag.':'.$maxindex."\n";
1.4 www 278: }
279: }
1.34 www 280: }
281:
282: map {
283: if (defined($parms{$_})) {
284: my $oldurl=$parms{$_};
1.35 www 285: my $newurl=&urlfixup($oldurl,$target);
1.34 www 286: if ($newurl ne $oldurl) {
287: $parms{$_}=$newurl;
288: print $logfile 'URL: '.$tag.':'.$oldurl.' - '.
289: $newurl."\n";
290: }
1.36 www 291: $allow{$newurl}=1;
1.34 www 292: }
1.44 www 293: } ('src','href','background');
1.38 www 294:
1.53 albertel 295: if ($lctag eq 'applet') {
1.38 www 296: my $codebase='';
297: if (defined($parms{'codebase'})) {
298: my $oldcodebase=$parms{'codebase'};
299: unless ($oldcodebase=~/\/$/) {
300: $oldcodebase.='/';
301: }
302: $codebase=&urlfixup($oldcodebase,$target);
303: $codebase=~s/\/$//;
304: if ($codebase ne $oldcodebase) {
305: $parms{'codebase'}=$codebase;
306: print $logfile 'URL codebase: '.$tag.':'.
307: $oldcodebase.' - '.
308: $codebase."\n";
309: }
310: $allow{$codebase.'/*'}=1;
311: } else {
312: map {
313: if (defined($parms{$_})) {
314: my $oldurl=$parms{$_};
315: my $newurl=&urlfixup($oldurl,$target);
316: $newurl=~s/\/[^\/]+$/\/\*/;
317: print $logfile 'Allow: applet '.$_.':'.
318: $oldurl.' allows '.
319: $newurl."\n";
320: $allow{$newurl}=1;
321: }
322: } ('archive','code','object');
323: }
324: }
1.34 www 325:
326: my $newparmstring='';
327: my $endtag='';
328: map {
329: if ($_ eq '/') {
330: $endtag=' /';
331: } else {
332: my $quote=($parms{$_}=~/\"/?"'":'"');
333: $newparmstring.=' '.$_.'='.$quote.$parms{$_}.$quote;
334: }
335: } keys %parms;
1.57 albertel 336: if (!$endtag) { if ($token->[4]=~m:/>$:) { $endtag=' /'; }; }
1.34 www 337: $outstring.='<'.$tag.$newparmstring.$endtag.'>';
1.36 www 338: } else {
339: $allow{$token->[2]->{'src'}}=1;
340: }
1.4 www 341: } elsif ($token->[0] eq 'E') {
1.57 albertel 342: if ($token->[2]) {
1.34 www 343: unless ($token->[1] eq 'allow') {
1.41 www 344: $outstring.='</'.$token->[1].'>';
1.34 www 345: }
1.57 albertel 346: }
1.4 www 347: } else {
348: $outstring.=$token->[1];
349: }
350: }
1.36 www 351: # ------------------------------------------------------------ Construct Allows
1.37 www 352: unless ($style eq 'rat') {
1.44 www 353: $scrout.='<h3>Dependencies</h3>';
1.36 www 354: my $allowstr="\n";
355: map {
356: $allowstr.='<allow src="'.$_.'" />'."\n";
1.44 www 357: $scrout.='<br>';
358: unless ($_=~/\*/) {
359: $scrout.='<a href="'.$_.'">';
360: }
361: $scrout.='<tt>'.$_.'</tt>';
362: unless ($_=~/\*/) {
363: $scrout.='</a>';
1.58 ! www 364: if (&Apache::lonnet::getfile(
! 365: $Apache::lonnet::perlvar{'lonDocRoot'}.'/'.
! 366: $_.'.meta') eq '-1') {
! 367: $scrout.=
! 368: ' - <font color=red>Currently not available</font>';
! 369: }
1.44 www 370: }
1.36 www 371: } keys %allow;
372: $outstring=~s/(\<\/[^\>]+\>\s*)$/$allowstr$1/s;
1.37 www 373: }
374: # ------------------------------------------------------------- Write modified
375:
1.4 www 376: {
377: my $org;
378: unless ($org=Apache::File->new('>'.$source)) {
379: print $logfile "No write permit to $source\n";
1.7 www 380: return
381: "<font color=red>No write permission to $source, FAIL</font>";
1.4 www 382: }
383: print $org $outstring;
384: }
385: $content=$outstring;
1.34 www 386:
387: if ($needsfixup) {
1.4 www 388: print $logfile "End of ID and/or index fixup\n".
389: "Max ID : $maxid (min 10)\n".
390: "Max Index: $maxindex (min 10)\n";
391: } else {
392: print $logfile "Does not need ID and/or index fixup\n";
393: }
1.37 www 394: }
1.7 www 395: # --------------------------------------------- Initial step done, now metadata
396:
397: # ---------------------------------------- Storage for metadata keys and fields
398:
1.8 www 399: %metadatafields=();
400: %metadatakeys=();
401:
402: my %oldparmstores=();
1.44 www 403:
404: $scrout.='<h3>Metadata Information</h3>';
1.7 www 405:
406: # ------------------------------------------------ First, check out environment
1.8 www 407: unless (-e $source.'.meta') {
1.7 www 408: $metadatafields{'author'}=$ENV{'environment.firstname'}.' '.
409: $ENV{'environment.middlename'}.' '.
410: $ENV{'environment.lastname'}.' '.
411: $ENV{'environment.generation'};
1.8 www 412: $metadatafields{'author'}=~s/\s+/ /g;
413: $metadatafields{'author'}=~s/\s+$//;
1.27 www 414: $metadatafields{'owner'}=$cuname.'@'.$cudom;
1.7 www 415:
416: # ------------------------------------------------ Check out directory hierachy
417:
418: my $thisdisfn=$source;
1.27 www 419: $thisdisfn=~s/^\/home\/$cuname\///;
1.7 www 420:
421: my @urlparts=split(/\//,$thisdisfn);
422: $#urlparts--;
423:
1.27 www 424: my $currentpath='/home/'.$cuname.'/';
1.7 www 425:
426: map {
427: $currentpath.=$_.'/';
428: $scrout.=&metaread($logfile,$currentpath.'default.meta');
429: } @urlparts;
430:
431: # ------------------- Clear out parameters and stores (there should not be any)
432:
433: map {
434: if (($_=~/^parameter/) || ($_=~/^stores/)) {
435: delete $metadatafields{$_};
436: }
437: } keys %metadatafields;
438:
1.8 www 439: } else {
1.7 www 440: # ---------------------- Read previous metafile, remember parameters and stores
441:
442: $scrout.=&metaread($logfile,$source.'.meta');
443:
444: map {
445: if (($_=~/^parameter/) || ($_=~/^stores/)) {
446: $oldparmstores{$_}=1;
447: delete $metadatafields{$_};
448: }
449: } keys %metadatafields;
450:
1.8 www 451: }
1.7 www 452:
1.4 www 453: # -------------------------------------------------- Parse content for metadata
1.37 www 454: if ($style eq 'ssi') {
1.42 www 455: my $oldenv=$ENV{'request.uri'};
456:
457: $ENV{'request.uri'}=$target;
1.23 www 458: $allmeta=Apache::lonxml::xmlparse('meta',$content);
1.42 www 459: $ENV{'request.uri'}=$oldenv;
1.32 www 460:
1.19 albertel 461: &metaeval($allmeta);
1.37 www 462: }
1.7 www 463: # ---------------- Find and document discrepancies in the parameters and stores
464:
465: my $chparms='';
466: map {
467: if (($_=~/^parameter/) || ($_=~/^stores/)) {
468: unless ($_=~/\.\w+$/) {
469: unless ($oldparmstores{$_}) {
470: print $logfile 'New: '.$_."\n";
471: $chparms.=$_.' ';
472: }
473: }
474: }
475: } sort keys %metadatafields;
476: if ($chparms) {
477: $scrout.='<p><b>New parameters or stored values:</b> '.
478: $chparms;
479: }
480:
481: my $chparms='';
482: map {
483: if (($_=~/^parameter/) || ($_=~/^stores/)) {
1.33 www 484: unless (($metadatafields{$_.'.name'}) ||
485: ($metadatafields{$_.'.package'}) || ($_=~/\.\w+$/)) {
1.7 www 486: print $logfile 'Obsolete: '.$_."\n";
487: $chparms.=$_.' ';
488: }
489: }
490: } sort keys %oldparmstores;
491: if ($chparms) {
492: $scrout.='<p><b>Obsolete parameters or stored values:</b> '.
493: $chparms;
494: }
1.37 www 495:
1.8 www 496: # ------------------------------------------------------- Now have all metadata
1.5 www 497:
1.8 www 498: $scrout.=
499: '<form action="/adm/publish" method="post">'.
1.11 www 500: &hiddenfield('phase','two').
501: &hiddenfield('filename',$ENV{'form.filename'}).
502: &hiddenfield('allmeta',&Apache::lonnet::escape($allmeta)).
1.58 ! www 503: &hiddenfield('dependencies',join(',',keys %allow)).
1.10 www 504: &textfield('Title','title',$metadatafields{'title'}).
505: &textfield('Author(s)','author',$metadatafields{'author'}).
506: &textfield('Subject','subject',$metadatafields{'subject'});
1.5 www 507:
508: # --------------------------------------------------- Scan content for keywords
1.7 www 509:
1.8 www 510: my $keywordout='<p><b>Keywords:</b><br><table border=2><tr>';
1.7 www 511: my $colcount=0;
512:
1.52 albertel 513: if (length($content)<500000) {
1.5 www 514: my $textonly=$content;
515: $textonly=~s/\<script[^\<]+\<\/script\>//g;
516: $textonly=~s/\<m\>[^\<]+\<\/m\>//g;
517: $textonly=~s/\<[^\>]*\>//g;
518: $textonly=~tr/A-Z/a-z/;
519: $textonly=~s/[\$\&][a-z]\w*//g;
520: $textonly=~s/[^a-z\s]//g;
521:
522: my %keywords=();
1.50 www 523: map {
524: unless ($nokey{$_}) {
525: $keywords{$_}=1;
526: }
527: } ($textonly=~m/(\w+)/g);
1.5 www 528:
1.12 www 529: map {
530: $keywords{$_}=1;
531: } split(/\W+/,$metadatafields{'keywords'});
1.5 www 532:
1.7 www 533: map {
1.12 www 534: $keywordout.='<td><input type=checkbox name="key.'.$_.'"';
1.8 www 535: if ($metadatafields{'keywords'}=~/$_/) {
536: $keywordout.=' checked';
537: }
538: $keywordout.='>'.$_.'</td>';
1.7 www 539: if ($colcount>10) {
540: $keywordout.="</tr><tr>\n";
541: $colcount=0;
542: }
1.50 www 543: $colcount++;
1.7 www 544: } sort keys %keywords;
1.49 www 545:
1.51 www 546: } else {
547: $keywordout.='<td>File too long for keyword analysis</td>';
1.49 www 548: }
1.50 www 549:
1.51 www 550: $keywordout.='</tr></table>';
551:
552: $scrout.=$keywordout;
1.9 www 553:
1.12 www 554: $scrout.=&textfield('Additional Keywords','addkey','');
555:
1.10 www 556: $scrout.=&textfield('Notes','notes',$metadatafields{'notes'});
1.9 www 557:
558: $scrout.=
559: '<p><b>Abstract:</b><br><textarea cols=80 rows=5 name=abstract>'.
560: $metadatafields{'abstract'}.'</textarea>';
561:
1.11 www 562: $source=~/\.(\w+)$/;
563:
564: $scrout.=&hiddenfield('mime',$1);
565:
1.10 www 566: $scrout.=&selectbox('Language','language',
567: $metadatafields{'language'},%language);
1.11 www 568:
569: unless ($metadatafields{'creationdate'}) {
570: $metadatafields{'creationdate'}=time;
571: }
572: $scrout.=&hiddenfield('creationdate',$metadatafields{'creationdate'});
573:
574: $scrout.=&hiddenfield('lastrevisiondate',time);
575:
1.9 www 576:
1.10 www 577: $scrout.=&textfield('Publisher/Owner','owner',
578: $metadatafields{'owner'});
1.45 www 579: # --------------------------------------------------- Correct copyright for rat
580: if ($style eq 'rat') {
581: if ($metadatafields{'copyright'} eq 'public') {
582: delete $metadatafields{'copyright'};
583: }
584: delete $cprtag{'public'};
585: }
1.10 www 586:
587: $scrout.=&selectbox('Copyright/Distribution','copyright',
588: $metadatafields{'copyright'},%cprtag);
1.9 www 589:
1.8 www 590: return $scrout.
591: '<p><input type="submit" value="Finalize Publication"></form>';
1.2 www 592: }
1.1 www 593:
1.12 www 594: # -------------------------------------------------------- Publication Step Two
595:
1.11 www 596: sub phasetwo {
597:
1.24 harris41 598: my ($source,$target,$style,$distarget)=@_;
1.11 www 599: my $logfile;
600: my $scrout='';
601:
602: unless ($logfile=Apache::File->new('>>'.$source.'.log')) {
603: return
604: '<font color=red>No write permission to user directory, FAIL</font>';
605: }
606: print $logfile
607: "\n================= Publish ".localtime()." Phase Two ================\n";
608:
609: %metadatafields=();
610: %metadatakeys=();
611:
612: &metaeval(&Apache::lonnet::unescape($ENV{'form.allmeta'}));
613:
614: $metadatafields{'title'}=$ENV{'form.title'};
615: $metadatafields{'author'}=$ENV{'form.author'};
616: $metadatafields{'subject'}=$ENV{'form.subject'};
617: $metadatafields{'notes'}=$ENV{'form.notes'};
618: $metadatafields{'abstract'}=$ENV{'form.abstract'};
619: $metadatafields{'mime'}=$ENV{'form.mime'};
620: $metadatafields{'language'}=$ENV{'form.language'};
621: $metadatafields{'creationdate'}=$ENV{'form.creationdate'};
622: $metadatafields{'lastrevisiondate'}=$ENV{'form.lastrevisiondate'};
623: $metadatafields{'owner'}=$ENV{'form.owner'};
624: $metadatafields{'copyright'}=$ENV{'form.copyright'};
1.12 www 625:
626: my $allkeywords=$ENV{'form.addkey'};
1.11 www 627: map {
1.12 www 628: if ($_=~/^form\.key\.(\w+)/) {
629: $allkeywords.=','.$1;
630: }
631: } keys %ENV;
632: $allkeywords=~s/\W+/\,/;
633: $allkeywords=~s/^\,//;
634: $metadatafields{'keywords'}=$allkeywords;
635:
636: {
637: print $logfile "\nWrite metadata file for ".$source;
638: my $mfh;
639: unless ($mfh=Apache::File->new('>'.$source.'.meta')) {
640: return
641: '<font color=red>Could not write metadata, FAIL</font>';
642: }
643: map {
644: unless ($_=~/\./) {
645: my $unikey=$_;
646: $unikey=~/^([A-Za-z]+)/;
647: my $tag=$1;
648: $tag=~tr/A-Z/a-z/;
649: print $mfh "\n\<$tag";
650: map {
651: my $value=$metadatafields{$unikey.'.'.$_};
652: $value=~s/\"/\'\'/g;
653: print $mfh ' '.$_.'="'.$value.'"';
654: } split(/\,/,$metadatakeys{$unikey});
655: print $mfh '>'.$metadatafields{$unikey}.'</'.$tag.'>';
656: }
657: } sort keys %metadatafields;
658: $scrout.='<p>Wrote Metadata';
659: print $logfile "\nWrote metadata";
660: }
661:
1.24 harris41 662: # -------------------------------- Synchronize entry with SQL metadata database
1.25 harris41 663: my %perlvar;
664: open (CONFIG,"/etc/httpd/conf/access.conf") || die "Can't read access.conf";
665: my $configline;
666: while ($configline=<CONFIG>) {
667: if ($configline =~ /PerlSetVar/) {
668: my ($dummy,$varname,$varvalue)=split(/\s+/,$configline);
669: chomp($varvalue);
670: $perlvar{$varname}=$varvalue;
671: }
672: }
673: close(CONFIG);
674:
1.29 harris41 675: my $warning;
1.24 harris41 676: my $dbh;
677: {
678: unless (
679: $dbh = DBI->connect("DBI:mysql:loncapa","www",$perlvar{'lonSqlAccess'},{ RaiseError =>0,PrintError=>0})
680: ) {
1.29 harris41 681: $warning='<font color=red>WARNING: Cannot connect to '.
682: 'database!</font>';
683: }
684: else {
685: my %sqldatafields;
686: $sqldatafields{'url'}=$distarget;
687: my $sth=$dbh->prepare(
688: 'delete from metadata where url like binary'.
689: '"'.$sqldatafields{'url'}.'"');
690: $sth->execute();
691: map {my $field=$metadatafields{$_}; $field=~s/\"/\'\'/g;
692: $sqldatafields{$_}=$field;}
693: ('title','author','subject','keywords','notes','abstract',
694: 'mime','language','creationdate','lastrevisiondate','owner',
695: 'copyright');
696:
697: $sth=$dbh->prepare('insert into metadata values ('.
698: '"'.delete($sqldatafields{'title'}).'"'.','.
699: '"'.delete($sqldatafields{'author'}).'"'.','.
700: '"'.delete($sqldatafields{'subject'}).'"'.','.
701: '"'.delete($sqldatafields{'url'}).'"'.','.
702: '"'.delete($sqldatafields{'keywords'}).'"'.','.
703: '"'.'current'.'"'.','.
704: '"'.delete($sqldatafields{'notes'}).'"'.','.
705: '"'.delete($sqldatafields{'abstract'}).'"'.','.
706: '"'.delete($sqldatafields{'mime'}).'"'.','.
707: '"'.delete($sqldatafields{'language'}).'"'.','.
708: '"'.
709: sqltime(delete($sqldatafields{'creationdate'}))
710: .'"'.','.
711: '"'.
712: sqltime(delete(
713: $sqldatafields{'lastrevisiondate'})).'"'.','.
714: '"'.delete($sqldatafields{'owner'}).'"'.','.
715: '"'.delete(
716: $sqldatafields{'copyright'}).'"'.')');
717: $sth->execute();
718: $dbh->disconnect;
719: $scrout.='<p>Synchronized SQL metadata database';
720: print $logfile "\nSynchronized SQL metadata database";
1.24 harris41 721: }
722: }
723:
724:
1.12 www 725: # ----------------------------------------------------------- Copy old versions
726:
727: if (-e $target) {
728: my $filename;
729: my $maxversion=0;
730: $target=~/(.*)\/([^\/]+)\.(\w+)$/;
731: my $srcf=$2;
732: my $srct=$3;
733: my $srcd=$1;
734: unless ($srcd=~/^\/home\/httpd\/html\/res/) {
735: print $logfile "\nPANIC: Target dir is ".$srcd;
736: return "<font color=red>Invalid target directory, FAIL</font>";
737: }
738: opendir(DIR,$srcd);
739: while ($filename=readdir(DIR)) {
740: if ($filename=~/$srcf\.(\d+)\.$srct$/) {
741: $maxversion=($1>$maxversion)?$1:$maxversion;
742: }
743: }
744: closedir(DIR);
745: $maxversion++;
746: $scrout.='<p>Creating old version '.$maxversion;
747: print $logfile "\nCreating old version ".$maxversion;
748:
749: my $copyfile=$srcd.'/'.$srcf.'.'.$maxversion.'.'.$srct;
750:
1.13 www 751: if (copy($target,$copyfile)) {
1.12 www 752: print $logfile "Copied old target to ".$copyfile."\n";
753: $scrout.='<p>Copied old target file';
754: } else {
1.13 www 755: print $logfile "Unable to write ".$copyfile.':'.$!."\n";
756: return "<font color=red>Failed to copy old target, $!, FAIL</font>";
1.12 www 757: }
758:
759: # --------------------------------------------------------------- Copy Metadata
760:
761: $copyfile=$copyfile.'.meta';
1.13 www 762:
763: if (copy($target.'.meta',$copyfile)) {
1.14 www 764: print $logfile "Copied old target metadata to ".$copyfile."\n";
1.12 www 765: $scrout.='<p>Copied old metadata';
766: } else {
1.13 www 767: print $logfile "Unable to write metadata ".$copyfile.':'.$!."\n";
1.14 www 768: if (-e $target.'.meta') {
769: return
1.13 www 770: "<font color=red>Failed to write old metadata copy, $!, FAIL</font>";
1.14 www 771: }
1.12 www 772: }
1.11 www 773:
774:
1.12 www 775: } else {
776: $scrout.='<p>Initial version';
777: print $logfile "\nInitial version";
778: }
779:
780: # ---------------------------------------------------------------- Write Source
781: my $copyfile=$target;
782:
783: my @parts=split(/\//,$copyfile);
784: my $path="/$parts[1]/$parts[2]/$parts[3]/$parts[4]";
785:
786: my $count;
787: for ($count=5;$count<$#parts;$count++) {
788: $path.="/$parts[$count]";
789: if ((-e $path)!=1) {
790: print $logfile "\nCreating directory ".$path;
791: $scrout.='<p>Created directory '.$parts[$count];
792: mkdir($path,0777);
793: }
794: }
795:
1.13 www 796: if (copy($source,$copyfile)) {
1.12 www 797: print $logfile "Copied original source to ".$copyfile."\n";
798: $scrout.='<p>Copied source file';
799: } else {
1.13 www 800: print $logfile "Unable to write ".$copyfile.':'.$!."\n";
801: return "<font color=red>Failed to copy source, $!, FAIL</font>";
1.12 www 802: }
803:
804: # --------------------------------------------------------------- Copy Metadata
805:
1.13 www 806: $copyfile=$copyfile.'.meta';
807:
808: if (copy($source.'.meta',$copyfile)) {
1.12 www 809: print $logfile "Copied original metadata to ".$copyfile."\n";
810: $scrout.='<p>Copied metadata';
811: } else {
1.13 www 812: print $logfile "Unable to write metadata ".$copyfile.':'.$!."\n";
1.12 www 813: return
1.13 www 814: "<font color=red>Failed to write metadata copy, $!, FAIL</font>";
1.12 www 815: }
816:
817: # --------------------------------------------------- Send update notifications
818:
819: {
820:
821: my $filename;
822:
823: $target=~/(.*)\/([^\/]+)$/;
824: my $srcf=$2;
825: opendir(DIR,$1);
826: while ($filename=readdir(DIR)) {
827: if ($filename=~/$srcf\.(\w+)$/) {
828: my $subhost=$1;
829: if ($subhost ne 'meta') {
830: $scrout.='<p>Notifying host '.$subhost.':';
831: print $logfile "\nNotifying host '.$subhost.':'";
832: my $reply=&Apache::lonnet::critical('update:'.$target,$subhost);
1.20 www 833: $scrout.=$reply;
834: print $logfile $reply;
835: }
836: }
837: }
838: closedir(DIR);
839:
840: }
841:
842: # ---------------------------------------- Send update notifications, meta only
843:
844: {
845:
846: my $filename;
847:
848: $target=~/(.*)\/([^\/]+)$/;
849: my $srcf=$2.'.meta';
850: opendir(DIR,$1);
851: while ($filename=readdir(DIR)) {
852: if ($filename=~/$srcf\.(\w+)$/) {
853: my $subhost=$1;
854: if ($subhost ne 'meta') {
855: $scrout.=
856: '<p>Notifying host for metadata only '.$subhost.':';
857: print $logfile
858: "\nNotifying host for metadata only '.$subhost.':'";
859: my $reply=&Apache::lonnet::critical(
860: 'update:'.$target.'.meta',$subhost);
1.12 www 861: $scrout.=$reply;
862: print $logfile $reply;
863: }
864: }
865: }
866: closedir(DIR);
867:
868: }
869:
870: # ------------------------------------------------ Provide link to new resource
871:
872: my $thisdistarget=$target;
873: $thisdistarget=~s/^$docroot//;
874:
1.22 www 875: my $thissrc=$source;
876: $thissrc=~s/^\/home\/(\w+)\/public_html/\/priv\/$1/;
877:
878: my $thissrcdir=$thissrc;
879: $thissrcdir=~s/\/[^\/]+$/\//;
880:
881:
1.29 harris41 882: return $warning.$scrout.
1.22 www 883: '<hr><a href="'.$thisdistarget.'"><font size=+2>View Target</font></a>'.
884: '<p><a href="'.$thissrc.'"><font size=+2>Back to Source</font></a>'.
885: '<p><a href="'.$thissrcdir.
886: '"><font size=+2>Back to Source Directory</font></a>';
887:
1.11 www 888: }
889:
1.1 www 890: # ================================================================ Main Handler
891:
892: sub handler {
893: my $r=shift;
1.2 www 894:
895: if ($r->header_only) {
896: $r->content_type('text/html');
897: $r->send_http_header;
898: return OK;
899: }
900:
1.43 www 901: # Get query string for limited number of parameters
902:
903: map {
904: my ($name, $value) = split(/=/,$_);
905: $value =~ tr/+/ /;
906: $value =~ s/%([a-fA-F0-9][a-fA-F0-9])/pack("C",hex($1))/eg;
907: if ($name eq 'filename') {
908: unless ($ENV{'form.'.$name}) {
909: $ENV{'form.'.$name}=$value;
910: }
911: }
912: } (split(/&/,$ENV{'QUERY_STRING'}));
913:
914:
1.2 www 915: # -------------------------------------------------------------- Check filename
916:
917: my $fn=$ENV{'form.filename'};
918:
1.27 www 919:
1.2 www 920: unless ($fn) {
1.27 www 921: $r->log_reason($cuname.' at '.$cudom.
1.2 www 922: ' trying to publish empty filename', $r->filename);
923: return HTTP_NOT_FOUND;
924: }
1.4 www 925:
1.31 www 926: ($cuname,$cudom)=
927: &Apache::loncacc::constructaccess($fn,$r->dir_config('lonDefDomain'));
928: unless (($cuname) && ($cudom)) {
1.27 www 929: $r->log_reason($cuname.' at '.$cudom.
1.4 www 930: ' trying to publish file '.$ENV{'form.filename'}.
1.27 www 931: ' ('.$fn.') - not authorized',
932: $r->filename);
933: return HTTP_NOT_ACCEPTABLE;
934: }
935:
936: unless (&Apache::lonnet::homeserver($cuname,$cudom)
937: eq $r->dir_config('lonHostID')) {
938: $r->log_reason($cuname.' at '.$cudom.
939: ' trying to publish file '.$ENV{'form.filename'}.
940: ' ('.$fn.') - not homeserver ('.
941: &Apache::lonnet::homeserver($cuname,$cudom).')',
1.4 www 942: $r->filename);
943: return HTTP_NOT_ACCEPTABLE;
944: }
1.2 www 945:
1.43 www 946: $fn=~s/^http\:\/\/[^\/]+//;
947: $fn=~s/^\/\~(\w+)/\/home\/$1\/public_html/;
1.2 www 948:
949: my $targetdir='';
1.12 www 950: $docroot=$r->dir_config('lonDocRoot');
1.27 www 951: if ($1 ne $cuname) {
952: $r->log_reason($cuname.' at '.$cudom.
1.2 www 953: ' trying to publish unowned file '.$ENV{'form.filename'}.
954: ' ('.$fn.')',
955: $r->filename);
956: return HTTP_NOT_ACCEPTABLE;
957: } else {
1.27 www 958: $targetdir=$docroot.'/res/'.$cudom;
1.2 www 959: }
960:
961:
962: unless (-e $fn) {
1.27 www 963: $r->log_reason($cuname.' at '.$cudom.
1.2 www 964: ' trying to publish non-existing file '.$ENV{'form.filename'}.
965: ' ('.$fn.')',
966: $r->filename);
967: return HTTP_NOT_FOUND;
968: }
969:
1.11 www 970: unless ($ENV{'form.phase'} eq 'two') {
971:
1.2 www 972: # --------------------------------- File is there and owned, init lookup tables
973:
1.3 www 974: %addid=();
975:
976: {
977: my $fh=Apache::File->new($r->dir_config('lonTabDir').'/addid.tab');
978: while (<$fh>=~/(\w+)\s+(\w+)/) {
979: $addid{$1}=$2;
980: }
1.5 www 981: }
982:
983: %nokey=();
984:
985: {
986: my $fh=Apache::File->new($r->dir_config('lonIncludes').'/un_keyword.tab');
987: map {
988: my $word=$_;
989: chomp($word);
990: $nokey{$word}=1;
1.9 www 991: } <$fh>;
992: }
993:
994: %language=();
995:
996: {
997: my $fh=Apache::File->new($r->dir_config('lonTabDir').'/language.tab');
998: map {
1.10 www 999: $_=~/(\w+)\s+([\w\s\-]+)/;
1.9 www 1000: $language{$1}=$2;
1.10 www 1001: } <$fh>;
1002: }
1003:
1004: %cprtag=();
1005:
1006: {
1007: my $fh=Apache::File->new($r->dir_config('lonIncludes').'/copyright.tab');
1008: map {
1009: $_=~/(\w+)\s+([\w\s\-]+)/;
1010: $cprtag{$1}=$2;
1.5 www 1011: } <$fh>;
1.3 www 1012: }
1.11 www 1013:
1014: }
1015:
1.2 www 1016: # ----------------------------------------------------------- Start page output
1017:
1.1 www 1018: $r->content_type('text/html');
1019: $r->send_http_header;
1020:
1021: $r->print('<html><head><title>LON-CAPA Publishing</title></head>');
1.15 www 1022: $r->print(
1023: '<body bgcolor="#FFFFFF"><img align=right src=/adm/lonIcons/lonlogos.gif>');
1.2 www 1024: my $thisfn=$fn;
1025:
1026: # ------------------------------------------------------------- Individual file
1027: {
1028: $thisfn=~/\.(\w+)$/;
1029: my $thistype=$1;
1030: my $thisembstyle=&Apache::lonnet::fileembstyle($thistype);
1031:
1032: my $thistarget=$thisfn;
1033:
1034: $thistarget=~s/^\/home/$targetdir/;
1035: $thistarget=~s/\/public\_html//;
1036:
1037: my $thisdistarget=$thistarget;
1038: $thisdistarget=~s/^$docroot//;
1039:
1040: my $thisdisfn=$thisfn;
1.27 www 1041: $thisdisfn=~s/^\/home\/$cuname\/public_html\///;
1.2 www 1042:
1043: $r->print('<h2>Publishing '.
1044: &Apache::lonnet::filedescription($thistype).' <tt>'.
1045: $thisdisfn.'</tt></h2><b>Target:</b> <tt>'.$thisdistarget.'</tt><p>');
1.27 www 1046:
1047: if (($cuname ne $ENV{'user.name'}) || ($cudom ne $ENV{'user.domain'})) {
1048: $r->print('<h3><font color=red>Co-Author: '.$cuname.' at '.$cudom.
1049: '</font></h3>');
1050: }
1.26 www 1051:
1052: if (&Apache::lonnet::fileembstyle($thistype) eq 'ssi') {
1.28 www 1053: $r->print('<br><a href="/adm/diff?filename=/~'.$cuname.'/'.
1054: $thisdisfn.
1.26 www 1055: '&versionone=priv" target=cat>Diffs with Current Version</a><p>');
1056: }
1.11 www 1057:
1.2 www 1058: # ------------ We are publishing from $thisfn to $thistarget with $thisembstyle
1059:
1.11 www 1060: unless ($ENV{'form.phase'} eq 'two') {
1.27 www 1061: $r->print(
1062: '<hr>'.&publish($thisfn,$thistarget,$thisembstyle));
1.11 www 1063: } else {
1.27 www 1064: $r->print(
1065: '<hr>'.&phasetwo($thisfn,$thistarget,$thisembstyle,$thisdistarget));
1.11 www 1066: }
1.2 www 1067:
1.11 www 1068: }
1.1 www 1069: $r->print('</body></html>');
1.15 www 1070:
1.1 www 1071: return OK;
1072: }
1073:
1074: 1;
1075: __END__
1076:
1077:
1078:
1079:
1080:
1081:
1082:
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