source: gsdl/trunk/cgi-bin/gliserver.pl@ 20619

Last change on this file since 20619 was 20253, checked in by ak19, 15 years ago

On Mac machines, a file called .DS_Store is generated in each folder and needs to be ignored when get_site_names is called.
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File size: 44.4 KB
Line 
1#!/usr/bin/perl -w
2# Need to specify the full path of Perl above
3
4# This file merges Michael Dewsnip's gliserver.pl for GS2 and Quan Qiu's gliserver4gs3.pl (GS3)
5
6use strict;
7no strict 'subs';
8no strict 'refs'; # allow filehandles to be variables and viceversa
9
10# Set this to 1 to work around IIS 6 craziness
11my $iis6_mode = 0;
12
13##
14# IIS 6: for some reason, IIS runs this script with the working directory set to the Greenstone
15# directory rather than the cgi-bin directory, causing lots of stuff to fail
16if ($iis6_mode)
17{
18 # Change into cgi-bin directory - need to ensure it exists, since gliserver deals with both GS2 and GS3
19 if(-e "cgi-bin" && -d "cgi-bin") { # GS2
20 chdir("cgi-bin");
21 } else { # iis6_mode is not applicable for Greenstone 3
22 $iis6_mode = 0;
23 }
24}
25
26
27# We use require and an eval here (instead of "use package") to catch any errors loading the module (for IIS)
28eval("require \"gsdlCGI.pm\"");
29if ($@)
30{
31 print STDOUT "Content-type:text/plain\n\n";
32 print STDOUT "ERROR: $@\n";
33 exit 0;
34}
35
36
37#my $authentication_enabled = 0;
38my $debugging_enabled = 0; # if 1, debugging is enabled and unlinking intermediate files (deleting files) will not happen
39
40my $mail_enabled = 0;
41my $mail_to_address = "user\@server"; # Set this appropriately
42my $mail_from_address = "user\@server"; # Set this appropriately
43my $mail_smtp_server = "smtp.server"; # Set this appropriately
44
45sub main
46{
47 my $gsdl_cgi = new gsdlCGI();
48
49 # Load the Greenstone modules that we need to use
50 $gsdl_cgi->setup_gsdl();
51 my $gsdlhome = $ENV{'GSDLHOME'};
52
53 $gsdl_cgi->checked_chdir($gsdlhome);
54
55 # Encrypt the password
56 $gsdl_cgi->encrypt_password();
57
58 $gsdl_cgi->parse_cgi_args();
59
60 # We don't want the gsdlCGI module to return errors and warnings in XML
61 $gsdl_cgi->{'xml'} = 0;
62
63 # Retrieve the (required) command CGI argument
64 my $cmd = $gsdl_cgi->clean_param("cmd");
65 if (!defined $cmd) {
66 $gsdl_cgi->generate_error("No command specified.");
67 }
68 $gsdl_cgi->delete("cmd");
69
70 # The check-installation, greenstone-server-version and get-library-url commands have no arguments
71 if ($cmd eq "check-installation") {
72 &check_installation($gsdl_cgi);
73 return;
74 }
75 elsif ($cmd eq "greenstone-server-version") {
76 &greenstone_server_version($gsdl_cgi);
77 return;
78 }
79 elsif ($cmd eq "get-library-url-suffix") {
80 &get_library_url_suffix($gsdl_cgi);
81 return;
82 }
83
84 # All other commands require a username, for locking and authentication
85 my $username = $gsdl_cgi->clean_param("un");
86 if ((!defined $username) || ($username =~ m/^\s*$/)) {
87 $gsdl_cgi->generate_error("No username specified.");
88 }
89 $gsdl_cgi->delete("un");
90
91 # Get then remove the ts (timestamp) argument (since this can mess up other scripts)
92 my $timestamp = $gsdl_cgi->clean_param("ts");
93 if ((!defined $timestamp) || ($timestamp =~ m/^\s*$/)) {
94 $timestamp = time(); # Fall back to using the Perl time() function to generate a timestamp
95 }
96 $gsdl_cgi->delete("ts");
97
98 my $site; # undefined on declaration, see http://perldoc.perl.org/perlsyn.html
99 if($gsdl_cgi->greenstone_version() != 2) { # all GS versions after 2 may define site
100 $site = $gsdl_cgi->clean_param("site");
101 if (!defined $site) {
102 $gsdl_cgi->generate_error("No site specified.");
103 }
104 $gsdl_cgi->delete("site");
105 }
106
107
108 if ($cmd eq "delete-collection") {
109 &delete_collection($gsdl_cgi, $username, $timestamp, $site);
110 }
111 elsif ($cmd eq "download-collection") {
112 &download_collection($gsdl_cgi, $username, $timestamp, $site);
113 }
114 elsif ($cmd eq "download-collection-archives") {
115 &download_collection_archives($gsdl_cgi, $username, $timestamp, $site);
116 }
117 elsif ($cmd eq "download-collection-configurations") {
118 &download_collection_configurations($gsdl_cgi, $username, $timestamp, $site);
119 }
120 elsif ($cmd eq "download-collection-file") {
121 &download_collection_file($gsdl_cgi, $username, $timestamp, $site);
122 }
123 elsif ($cmd eq "delete-collection-file") {
124 &delete_collection_file($gsdl_cgi, $username, $timestamp, $site);
125 }
126 elsif ($cmd eq "get-script-options") {
127 &get_script_options($gsdl_cgi, $username, $timestamp, $site);
128 }
129 elsif ($cmd eq "move-collection-file") {
130 &move_collection_file($gsdl_cgi, $username, $timestamp, $site);
131 }
132 elsif ($cmd eq "new-collection-directory") {
133 &new_collection_directory($gsdl_cgi, $username, $timestamp, $site);
134 }
135 elsif ($cmd eq "run-script") {
136 &run_script($gsdl_cgi, $username, $timestamp, $site);
137 }
138 elsif ($cmd eq "timeout-test") {
139 while (1) { }
140 }
141 elsif ($cmd eq "upload-collection-file") {
142 &upload_collection_file($gsdl_cgi, $username, $timestamp, $site);
143 }
144 elsif ($cmd eq "file-exists") {
145 &file_exists($gsdl_cgi, $site);
146 }
147 # cmds not in Greenstone 2:
148 elsif ($gsdl_cgi->greenstone_version() != 2) {
149 if ($cmd eq "download-web-xml-file") {
150 &download_web_xml_file($gsdl_cgi, $username, $timestamp, $site);
151 }
152 elsif ($cmd eq "user-validation") {
153 &user_validation($gsdl_cgi, $username, $timestamp, $site);
154 }
155 elsif ($cmd eq "get-site-names") {
156 &get_site_names($gsdl_cgi, $username, $timestamp, $site);
157 }
158 }
159 else {
160 $gsdl_cgi->generate_error("Unrecognised command: '$cmd'");
161 }
162
163}
164
165
166sub authenticate_user
167{
168 my $gsdl_cgi = shift(@_);
169 my $username = shift(@_);
170 my $collection = shift(@_);
171 my $site = shift(@_);
172
173 # Even if we're not authenticating remove the un and pw arguments, since these can mess up other scripts
174 my $user_password = $gsdl_cgi->clean_param("pw");
175 $gsdl_cgi->delete("pw");
176
177 # Only authenticate if it is enabled
178 # return "all-collections-editor" if (!$authentication_enabled);
179
180 if ((!defined $user_password) || ($user_password =~ m/^\s*$/)) {
181 $gsdl_cgi->generate_error("Authentication failed: no password specified.");
182 }
183
184 my $users_db_content;
185 if($gsdl_cgi->greenstone_version() == 2) {
186 my $etc_directory = &util::filename_cat($ENV{'GSDLHOME'}, "etc");
187 my $users_db_file_path = &util::filename_cat($etc_directory, "users.gdb");
188
189 # Use db2txt instead of GDBM_File to get the user accounts information
190 $users_db_content = "";
191 open(USERS_DB, "db2txt \"$users_db_file_path\" |");
192 while (<USERS_DB>) {
193 $users_db_content .= $_;
194 }
195 }
196 elsif($gsdl_cgi->greenstone_version() == 3) {
197 my $gsdl3srchome = $ENV{'GSDL3SRCHOME'};
198
199 my $java = $gsdl_cgi->get_java_path();
200 my $java_gsdl3_classpath = &util::filename_cat($gsdl3srchome, "web", "WEB-INF", "lib", "gsdl3.jar");
201 my $java_derby_classpath = &util::filename_cat($gsdl3srchome, "web", "WEB-INF", "lib", "derby.jar");
202 my $java_classpath;
203 my $gsdlos = $ENV{'GSDLOS'};
204 if ($gsdlos !~ m/windows/){
205 $java_classpath = $java_gsdl3_classpath . ":" . $java_derby_classpath;
206 }else{
207 $java_classpath = $java_gsdl3_classpath . ";" . $java_derby_classpath;
208 }
209 my $java_args = &util::filename_cat($gsdl3srchome, "web", "sites", $site, "etc", "usersDB");
210 $gsdl_cgi->checked_chdir($java_args);
211 my $java_command="\"$java\" -classpath \"$java_classpath\" org.greenstone.gsdl3.util.usersDB2txt \"$java_args\" 2>&1";
212 $users_db_content = `$java_command`;
213 }
214
215 # Get the user account information from the usersDB database
216 my %users_db_data = ();
217 foreach my $users_db_entry (split(/-{70}/, $users_db_content)) {
218 if ($users_db_entry =~ m/\n?\[(.+)\]\n/) {
219 $users_db_data{$1} = $users_db_entry;
220 }
221 }
222
223 # Check username
224 my $user_data = $users_db_data{$username};
225 if (!defined $user_data) {
226 $gsdl_cgi->generate_error("Authentication failed: no account for user '$username'.");
227 }
228
229 # Check password
230 my ($valid_user_password) = ($user_data =~ m/\<password\>(.*)/);
231 if ($user_password ne $valid_user_password) {
232 $gsdl_cgi->generate_error("Authentication failed: incorrect password.");
233 }
234
235 # Check group
236 my ($user_groups) = ($user_data =~ m/\<groups\>(.*)/);
237
238 if ($collection eq "") {
239 # If we're not editing a collection then the user doesn't need to be in a particular group
240 return $user_groups; # Authentication successful
241 }
242
243 foreach my $user_group (split(/\,/, $user_groups)) {
244 # Does this user have access to all collections?
245 if ($user_group eq "all-collections-editor") {
246 return $user_groups; # Authentication successful
247 }
248 # Does this user have access to personal collections, and is this one?
249 if ($user_group eq "personal-collections-editor" && $collection =~ m/^$username\-/) {
250 return $user_groups; # Authentication successful
251 }
252 # Does this user have access to this collection
253 if ($user_group eq "$collection-collection-editor") {
254 return $user_groups; # Authentication successful
255 }
256 }
257 $gsdl_cgi->generate_error("Authentication failed: user is not in the required group.");
258}
259
260
261sub lock_collection
262{
263 my $gsdl_cgi = shift(@_);
264 my $username = shift(@_);
265 my $collection = shift(@_);
266 my $site = shift(@_);
267
268 my $steal_lock = $gsdl_cgi->clean_param("steal_lock");
269 $gsdl_cgi->delete("steal_lock");
270
271 my $collection_directory = $gsdl_cgi->get_collection_dir($site, $collection);
272 $gsdl_cgi->checked_chdir($collection_directory);
273
274 # Check if a lock file already exists for this collection
275 my $lock_file_name = "gli.lck";
276 if (-e $lock_file_name) {
277 # A lock file already exists... check if it's ours
278 my $lock_file_content = "";
279 open(LOCK_FILE, "<$lock_file_name");
280 while (<LOCK_FILE>) {
281 $lock_file_content .= $_;
282 }
283 close(LOCK_FILE);
284
285 # Pick out the owner of the lock file
286 $lock_file_content =~ m/\<User\>(.*?)\<\/User\>/;
287 my $lock_file_owner = $1;
288
289 # The lock file is ours, so there is no problem
290 if ($lock_file_owner eq $username) {
291 return;
292 }
293
294 # The lock file is not ours, so throw an error unless "steal_lock" is set
295 unless (defined $steal_lock) {
296 $gsdl_cgi->generate_error("Collection is locked by: $lock_file_owner");
297 }
298 }
299
300 my ($sec, $min, $hour, $mday, $mon, $year, $wday, $yday, $isdst) = localtime(time);
301 my $current_time = sprintf("%02d/%02d/%d %02d:%02d:%02d", $mday, $mon + 1, $year + 1900, $hour, $min, $sec);
302
303 # Create a lock file for us (in the same format as the GLI) and we're done
304 open(LOCK_FILE, ">$lock_file_name");
305 print LOCK_FILE "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n";
306 print LOCK_FILE "<LockFile>\n";
307 print LOCK_FILE " <User>" . $username . "</User>\n";
308 print LOCK_FILE " <Machine>(Remote)</Machine>\n";
309 print LOCK_FILE " <Date>" . $current_time . "</Date>\n";
310 print LOCK_FILE "</LockFile>\n";
311 close(LOCK_FILE);
312}
313
314
315# ----------------------------------------------------------------------------------------------------
316# ACTIONS
317# ----------------------------------------------------------------------------------------------------
318# This routine, which uses the variable site, won't get called by GS2,
319sub user_validation{
320 my ($gsdl_cgi, $username, $timestamp, $site) = @_;
321
322 # Users can be in any group to perform this action
323 my $user_err = &authenticate_user($gsdl_cgi, $username, "", $site);
324 if (defined $user_err && $user_err!~ m/ERROR/){
325 if ($user_err!~ m/ERROR/){
326 #$gsdl_cgi->generate_error("Authentication failed: $username is not valid");
327 $gsdl_cgi->generate_ok($user_err);
328 #print $user_err;
329 }else{
330 $gsdl_cgi->generate_error($user_err);
331 #print "not valid" . $user_err;
332 }
333 }else{
334 $gsdl_cgi->generate_error("Authentication failed: $username is not valid");
335 }
336}
337
338sub check_installation
339{
340 my ($gsdl_cgi) = @_;
341
342 my $installation_ok = 1;
343 my $installation_status = "";
344
345 # Check that Java is installed and accessible
346 my $java = $gsdl_cgi->get_java_path();
347 my $java_command = "\"$java\" -version 2>&1";
348
349 # IIS 6: redirecting output from STDERR to STDOUT just doesn't work, so we have to let it go
350 # directly out to the page
351 if($iis6_mode && $gsdl_cgi->greenstone_version() == 2) { ##
352 print STDOUT "Content-type:text/plain\n\n";
353 $java_command = "\"$java\" -version";
354 }
355
356 my $java_output = `$java_command`;
357
358 my $java_status = $?;
359 if ($java_status < 0) {
360 # The Java command failed
361 $installation_status = "Java failed -- do you have the Java run-time installed?\n" . $gsdl_cgi->check_java_home() . "\n";
362 $installation_ok = 0;
363 }
364 else {
365 $installation_status = "Java found: $java_output";
366 }
367
368 # Show the values of some important environment variables
369 $installation_status .= "\n";
370 if($gsdl_cgi->greenstone_version() != 2) {
371 $installation_status .= "GSDL3SRCHOME: " . $ENV{'GSDL3SRCHOME'} . "\n";
372 $installation_status .= "GSDL3HOME: " . $ENV{'GSDL3HOME'} . "\n";
373 }
374 $installation_status .= "GSDLHOME: " . $ENV{'GSDLHOME'} . "\n";
375 $installation_status .= "GSDLOS: " . $ENV{'GSDLOS'} . "\n";
376 $installation_status .= "JAVA_HOME: " . $ENV{'JAVA_HOME'} . "\n" if defined($ENV{'JAVA_HOME'}); # on GS2, Java's only on the PATH
377 $installation_status .= "PATH: " . $ENV{'PATH'} . "\n";
378 if(defined $ENV{'FEDORA_VERSION'}) { # not using FLI unless version set
379 $installation_status .= "FEDORA_HOME: ".$ENV{'FEDORA_HOME'} . "\n";
380 $installation_status .= "FEDORA_VERSION: ".$ENV{'FEDORA_VERSION'};
381 }
382
383 if ($installation_ok) { ## M. Dewsnip's svn log comment stated that for iis6_mode output needs to go to STDOUT
384 if($iis6_mode && $gsdl_cgi->greenstone_version() == 2) {
385 print STDOUT $installation_status . "\nInstallation OK!";
386 } else {
387 $gsdl_cgi->generate_ok_message($installation_status . "\nInstallation OK!");
388 }
389 }
390 else {
391 if($iis6_mode && $gsdl_cgi->greenstone_version() == 2) {
392 print STDOUT $installation_status;
393 } else {
394 $gsdl_cgi->generate_error($installation_status);
395 }
396 }
397}
398
399
400sub delete_collection
401{
402 my ($gsdl_cgi, $username, $timestamp, $site) = @_;
403
404 my $collection = $gsdl_cgi->clean_param("c");
405 if ((!defined $collection) || ($collection =~ m/^\s*$/)) {
406 $gsdl_cgi->generate_error("No collection specified.");
407 }
408
409 # Ensure the user is allowed to edit this collection
410 &authenticate_user($gsdl_cgi, $username, $collection, $site);
411
412
413 my $collect_directory = $gsdl_cgi->get_collection_dir($site);
414 $gsdl_cgi->checked_chdir($collect_directory);
415
416 # Check that the collection exists
417 if (!-d $collection) {
418 $gsdl_cgi->generate_error("Collection $collection does not exist.");
419 }
420
421 # Make sure the collection isn't locked by someone else
422 &lock_collection($gsdl_cgi, $username, $collection, $site);
423
424 $gsdl_cgi->checked_chdir($collect_directory);
425 $gsdl_cgi->local_rm_r("$collection");
426
427 # Check that the collection was deleted
428 if (-e $collection) {
429 $gsdl_cgi->generate_error("Could not delete collection $collection.");
430 }
431
432 $gsdl_cgi->generate_ok_message("Collection $collection deleted successfully.");
433}
434
435
436sub delete_collection_file
437{
438 my ($gsdl_cgi, $username, $timestamp, $site) = @_;
439
440 my $collection = $gsdl_cgi->clean_param("c");
441 if ((!defined $collection) || ($collection =~ m/^\s*$/)) {
442 $gsdl_cgi->generate_error("No collection specified.");
443 }
444 my $file = $gsdl_cgi->clean_param("file");
445 if ((!defined $file) || ($file =~ m/^\s*$/)) {
446 $gsdl_cgi->generate_error("No file specified.");
447 }
448 $file = $gsdl_cgi->decode($file);
449 $file =~ s/\|/&util::get_dirsep()/eg; # Convert the '|' characters into whatever is right for this OS
450
451 # Make sure we don't try to delete anything outside the collection
452 if ($file =~ m/\.\./) {
453 $gsdl_cgi->generate_error("Illegal file specified.");
454 }
455
456 # Ensure the user is allowed to edit this collection
457 &authenticate_user($gsdl_cgi, $username, $collection, $site);
458
459 my $collection_directory = $gsdl_cgi->get_collection_dir($site, $collection);
460 if (!-d $collection_directory){ ## wasn't there in gs2, ok_msg or error_msg?
461 $gsdl_cgi->generate_ok_message("Directory $collection_directory does not exist.");
462 die;
463 }
464
465 $gsdl_cgi->checked_chdir($collection_directory);
466
467 # Make sure the collection isn't locked by someone else
468 &lock_collection($gsdl_cgi, $username, $collection, $site);
469
470 # Check that the collection file exists
471 if (!-e $file) { ## original didn't have 'die', but it was an ok message
472 $gsdl_cgi->generate_ok_message("Collection file $file does not exist.");
473 die;
474 }
475 $gsdl_cgi->local_rm_r("$file");
476
477 # Check that the collection file was deleted
478 if (-e $file) {
479 $gsdl_cgi->generate_error("Could not delete collection file $file.");
480 }
481
482 $gsdl_cgi->generate_ok_message("Collection file $file deleted successfully.");
483}
484
485
486sub download_collection
487{
488 my ($gsdl_cgi, $username, $timestamp, $site) = @_;
489
490 my $collection = $gsdl_cgi->clean_param("c");
491 if ((!defined $collection) || ($collection =~ m/^\s*$/)) {
492 $gsdl_cgi->generate_error("No collection specified.");
493 }
494
495 # language and region Environment Variable setting on the client side that was used to zip files.
496 my $lang_env = $gsdl_cgi->clean_param("lr") || "";
497 $gsdl_cgi->delete("lr");
498
499 # Ensure the user is allowed to edit this collection
500 &authenticate_user($gsdl_cgi, $username, $collection, $site);
501
502 my $collect_directory = $gsdl_cgi->get_collection_dir($site);
503 $gsdl_cgi->checked_chdir($collect_directory);
504
505 # Check that the collection exists
506 if (!-d $collection) {
507 $gsdl_cgi->generate_ok_message("Collection $collection does not exist."); ## original had an error msg (from where it would die)
508 die;
509 }
510
511 # Make sure the collection isn't locked by someone else
512 &lock_collection($gsdl_cgi, $username, $collection, $site);
513
514 # Zip up the collection
515 my $java = $gsdl_cgi->get_java_path();
516 my $java_classpath = &util::filename_cat($ENV{'GSDLHOME'}, "bin", "java", "GLIServer.jar");
517 my $zip_file_path = &util::filename_cat($collect_directory, $collection . "-" . $timestamp . ".zip");
518 my $java_args = "\"$zip_file_path\" \"$collect_directory\" \"$collection\"";
519 if($gsdl_cgi->greenstone_version() != 2) {
520 $java_args .= " gsdl3"; ## must this be done elsewhere as well?
521 }
522
523 $ENV{'LANG'} = $lang_env;
524 my $java_command = "\"$java\" -classpath \"$java_classpath\" org.greenstone.gatherer.remote.ZipCollectionShell $java_args";
525
526 my $java_output = `$java_command`;
527 my $java_status = $?;
528 if ($java_status > 0) {
529 $gsdl_cgi->generate_error("Java failed: $java_command\n--\n$java_output\nExit status: " . ($java_status / 256) . "\n" . $gsdl_cgi->check_java_home());
530 }
531
532 # Check that the zip file was created successfully
533 if (!-e $zip_file_path || -z $zip_file_path) {
534 $gsdl_cgi->generate_error("Collection zip file $zip_file_path could not be created.");
535 }
536
537 &put_file($gsdl_cgi, $zip_file_path, "application/zip"); # file is transferred to client
538 unlink("$zip_file_path") unless $debugging_enabled; # deletes the local intermediate zip file
539}
540
541
542sub download_collection_archives
543{
544 my ($gsdl_cgi, $username, $timestamp, $site) = @_;
545
546 my $collection = $gsdl_cgi->clean_param("c");
547 if ((!defined $collection) || ($collection =~ m/^\s*$/)) {
548 $gsdl_cgi->generate_error("No collection specified.");
549 }
550
551 # language and region Environment Variable setting on the client side that was used to zip files.
552 my $lang_env = $gsdl_cgi->clean_param("lr") || "";
553 $gsdl_cgi->delete("lr");
554
555 # Ensure the user is allowed to edit this collection
556 &authenticate_user($gsdl_cgi, $username, $collection, $site);
557
558 my $collect_directory = $gsdl_cgi->get_collection_dir($site);
559 $gsdl_cgi->checked_chdir($collect_directory);
560
561 # Check that the collection archives exist
562 if (!-d &util::filename_cat($collection, "archives")) {
563 $gsdl_cgi->generate_error("Collection archives do not exist.");
564 }
565
566 # Make sure the collection isn't locked by someone else
567 &lock_collection($gsdl_cgi, $username, $collection, $site);
568
569 # Zip up the collection archives
570 my $java = $gsdl_cgi->get_java_path();
571 my $java_classpath = &util::filename_cat($ENV{'GSDLHOME'}, "bin", "java", "GLIServer.jar");
572 my $zip_file_path = &util::filename_cat($collect_directory, $collection . "-archives-" . $timestamp . ".zip");
573 my $java_args = "\"$zip_file_path\" \"$collect_directory\" \"$collection\"";
574 $ENV{'LANG'} = $lang_env;
575 my $java_command = "\"$java\" -classpath \"$java_classpath\" org.greenstone.gatherer.remote.ZipCollectionArchives $java_args";
576
577 my $java_output = `$java_command`;
578 my $java_status = $?;
579 if ($java_status > 0) {
580 $gsdl_cgi->generate_error("Java failed: $java_command\n--\n$java_output\nExit status: " . ($java_status / 256) . "\n" . $gsdl_cgi->check_java_home());
581 }
582
583 # Check that the zip file was created successfully
584 if (!-e $zip_file_path || -z $zip_file_path) {
585 $gsdl_cgi->generate_error("Collection archives zip file $zip_file_path could not be created.");
586 }
587
588 &put_file($gsdl_cgi, $zip_file_path, "application/zip");
589 unlink("$zip_file_path") unless $debugging_enabled;
590}
591
592
593# Collection locking unnecessary because this action isn't related to a particular collection
594sub download_collection_configurations
595{
596 my ($gsdl_cgi, $username, $timestamp, $site) = @_;
597
598 # language and region Environment Variable setting on the client side that was used to zip files.
599 my $lang_env = $gsdl_cgi->clean_param("lr") || "";
600 $gsdl_cgi->delete("lr");
601
602 # Users can be in any group to perform this action
603 my $user_groups = &authenticate_user($gsdl_cgi, $username, "", $site);
604
605 my $collect_directory = $gsdl_cgi->get_collection_dir($site);
606 $gsdl_cgi->checked_chdir($collect_directory);
607
608 # Zip up the collection configurations
609 my $java = $gsdl_cgi->get_java_path();
610 my $java_classpath = &util::filename_cat($ENV{'GSDLHOME'}, "bin", "java", "GLIServer.jar");
611 my $zip_file_path = &util::filename_cat($collect_directory, "collection-configurations-" . $timestamp . ".zip");
612 my $java_args = "\"$zip_file_path\" \"$collect_directory\" \"$username\" \"$user_groups\"";
613 $ENV{'LANG'} = $lang_env;
614 my $java_command = "\"$java\" -classpath \"$java_classpath\" org.greenstone.gatherer.remote.ZipCollectionConfigurations $java_args";
615 my $java_output = `$java_command`;
616 my $java_status = $?;
617 if ($java_status > 0) {
618 $gsdl_cgi->generate_error("Java failed: $java_command\n--\n$java_output\nExit status: " . ($java_status / 256) . "\n" . $gsdl_cgi->check_java_home());
619 }
620
621 # Check that the zip file was created successfully
622 if (!-e $zip_file_path || -z $zip_file_path) {
623 $gsdl_cgi->generate_error("Collection configurations zip file $zip_file_path could not be created.");
624 }
625
626 &put_file($gsdl_cgi, $zip_file_path, "application/zip");
627 unlink("$zip_file_path") unless $debugging_enabled;
628}
629
630# Method that will check if the given file exists
631# No error message: all messages generated are OK messages
632# This method will simply state whether the file exists or does not exist.
633sub file_exists
634{
635 my ($gsdl_cgi, $site) = @_;
636
637 my $collection = $gsdl_cgi->clean_param("c");
638 if ((!defined $collection) || ($collection =~ m/^\s*$/)) {
639 $gsdl_cgi->generate_error("No collection specified.");
640 }
641 my $file = $gsdl_cgi->clean_param("file");
642 if ((!defined $file) || ($file =~ m/^\s*$/)) {
643 $gsdl_cgi->generate_error("No file specified.");
644 }
645 $file = "\"$file\""; # Windows: bookend the relative filepath with quotes in case it contains spaces
646 $file = $gsdl_cgi->decode($file);
647 $file =~ s/\|/&util::get_dirsep()/eg; # Convert the '|' characters into whatever is right for this OS
648
649 # Not necessary: checking whether the user is authenticated to query existence of the file
650 #&authenticate_user($gsdl_cgi, $username, $collection);
651
652 my $collection_directory = $gsdl_cgi->get_collection_dir($site, $collection);
653 $gsdl_cgi->checked_chdir($collection_directory); # cd into the directory of that collection
654
655 # Check that the collection file exists
656 if (-e $file) {
657 $gsdl_cgi->generate_ok_message("File $file exists.");
658 } else {
659 $gsdl_cgi->generate_ok_message("File $file does not exist.");
660 }
661}
662
663sub download_collection_file
664{
665 my ($gsdl_cgi, $username, $timestamp, $site) = @_;
666
667 my $collection = $gsdl_cgi->clean_param("c");
668 if ((!defined $collection) || ($collection =~ m/^\s*$/)) {
669 $gsdl_cgi->generate_error("No collection specified.");
670 }
671 # language and region Environment Variable setting on the client side that was used to zip files.
672 my $lang_env = $gsdl_cgi->clean_param("lr") || "";
673 $gsdl_cgi->delete("lr");
674 my $file = $gsdl_cgi->clean_param("file");
675 if ((!defined $file) || ($file =~ m/^\s*$/)) {
676 $gsdl_cgi->generate_error("No file specified.");
677 }
678 $file =~ s/\|/&util::get_dirsep()/eg; # Convert the '|' characters into whatever is right for this OS
679
680 # Make sure we don't try to download anything outside the collection
681 if ($file =~ m/\.\./) {
682 $gsdl_cgi->generate_error("Illegal file specified.");
683 }
684
685 # Ensure the user is allowed to edit this collection
686 &authenticate_user($gsdl_cgi, $username, $collection, $site);
687
688 my $collection_directory = $gsdl_cgi->get_collection_dir($site, $collection);
689 $gsdl_cgi->checked_chdir($collection_directory);
690
691 # Check that the collection file exists
692 if (!-e $file) {
693 $gsdl_cgi->generate_ok_message("Collection file $file does not exist.");
694 die;
695 }
696
697 # Make sure the collection isn't locked by someone else
698 &lock_collection($gsdl_cgi, $username, $collection, $site);
699
700 # Zip up the collection file
701 my $java = $gsdl_cgi->get_java_path();
702 my $java_classpath = &util::filename_cat($ENV{'GSDLHOME'}, "bin", "java", "GLIServer.jar");
703 my $zip_file_path = &util::filename_cat($collection_directory, $collection . "-file-" . $timestamp . ".zip");
704 my $java_args = "\"$zip_file_path\" \"$collection_directory\" \"$file\"";
705 $ENV{'LANG'} = $lang_env;
706 my $java_command = "\"$java\" -classpath \"$java_classpath\" org.greenstone.gatherer.remote.ZipFiles $java_args";
707
708 my $java_output = `$java_command`;
709 my $java_status = $?;
710 if ($java_status > 0) {
711 $gsdl_cgi->generate_error("Java failed: $java_command\n--\n$java_output\nExit status: " . ($java_status / 256) . "\n" . $gsdl_cgi->check_java_home());
712 }
713
714 # Check that the zip file was created successfully
715 if (!-e $zip_file_path || -z $zip_file_path) {
716 $gsdl_cgi->generate_error("Collection archives zip file $zip_file_path could not be created.");
717 }
718
719 &put_file($gsdl_cgi, $zip_file_path, "application/zip");
720 unlink("$zip_file_path") unless $debugging_enabled;
721}
722
723# download web.xml from the server
724sub download_web_xml_file
725{
726 my ($gsdl_cgi, $username, $timestamp, $site) = @_;
727
728 # Users can be in any group to perform this action
729 my $user_groups = &authenticate_user($gsdl_cgi, $username, "", $site);
730
731 # language and region Environment Variable setting on the client side that was used to zip files.
732 my $lang_env = $gsdl_cgi->clean_param("lr") || "";
733 $gsdl_cgi->delete("lr");
734 my $file = $gsdl_cgi->clean_param("file");
735 if ((!defined $file) || ($file =~ m/^\s*$/)) {
736 $gsdl_cgi->generate_error("No file specified.");
737 }
738 $file =~ s/\|/&util::get_dirsep()/eg; # Convert the '|' characters into whatever is right for this OS
739
740 # Make sure we don't try to download anything else
741 if ($file =~ m/\.\./) {
742 $gsdl_cgi->generate_error("Illegal file specified.");
743 }
744
745 my $web_inf_directory = &util::filename_cat($ENV{'GSDL3SRCHOME'}, "web", "WEB-INF");
746 $gsdl_cgi->checked_chdir($web_inf_directory);
747
748 # Check that the collection file exists
749 if (!-e $file) {
750 $gsdl_cgi->generate_error("file $file does not exist.");
751 }
752
753 # Zip up the collection file
754 my $java = $gsdl_cgi->get_java_path();
755 my $java_classpath = &util::filename_cat($ENV{'GSDLHOME'}, "bin", "java", "GLIServer.jar");
756 my $zip_file_path = &util::filename_cat($web_inf_directory, "webxml" . $timestamp . ".zip");
757 my $java_args = "\"$zip_file_path\" \"$web_inf_directory\" \"$file\"";
758 $ENV{'LANG'} = $lang_env;
759 my $java_command = "\"$java\" -classpath \"$java_classpath\" org.greenstone.gatherer.remote.ZipFiles $java_args";
760 my $java_output = `$java_command`;
761
762 my $java_status = $?;
763 if ($java_status > 0) {
764 $gsdl_cgi->generate_error("Java failed: $java_command\n--\n$java_output\nExit status: " . ($java_status / 256) . "\n" . $gsdl_cgi->check_java_home());
765 }
766
767 # Check that the zip file was created successfully
768 if (!-e $zip_file_path || -z $zip_file_path) {
769 $gsdl_cgi->generate_error("web.xml zip file $zip_file_path could not be created.");
770 }
771
772 &put_file($gsdl_cgi, $zip_file_path, "application/zip");
773
774 unlink("$zip_file_path") unless $debugging_enabled;
775}
776
777# Collection locking unnecessary because this action isn't related to a particular collection
778sub get_script_options
779{
780 my ($gsdl_cgi, $username, $timestamp, $site) = @_;
781
782 my $script = $gsdl_cgi->clean_param("script");
783 if ((!defined $script) || ($script =~ m/^\s*$/)) {
784 $gsdl_cgi->generate_error("No script specified.");
785 }
786 $gsdl_cgi->delete("script");
787
788 # Users can be in any group to perform this action
789 &authenticate_user($gsdl_cgi, $username, "", $site);
790 $gsdl_cgi->delete("ts"); ## two lines from GS3 version, doesn't seem to harm GS2
791 $gsdl_cgi->delete("pw");
792
793
794 my $perl_args = "";
795 if ($script eq "classinfo.pl") {
796 $perl_args = $gsdl_cgi->clean_param("classifier") || "";
797 $gsdl_cgi->delete("classifier");
798 }
799 if ($script eq "pluginfo.pl") {
800 $perl_args = $gsdl_cgi->clean_param("plugin") || "";
801 $gsdl_cgi->delete("plugin");
802 }
803 if ($script eq "downloadinfo.pl") {
804 $perl_args = $gsdl_cgi->clean_param("downloader") || "";
805 $gsdl_cgi->delete("downloader");
806 }
807
808 foreach my $cgi_arg_name ($gsdl_cgi->param) {
809 my $cgi_arg_value = $gsdl_cgi->clean_param($cgi_arg_name) || "";
810 $cgi_arg_value = $gsdl_cgi->safe_val($cgi_arg_value);
811 if ($cgi_arg_value eq "") {
812 $perl_args = "-$cgi_arg_name " . $perl_args;
813 }
814 else {
815 $perl_args = "-$cgi_arg_name \"$cgi_arg_value\" " . $perl_args;
816 }
817 }
818
819
820 # IIS 6: redirecting output from STDERR to STDOUT just doesn't work, so we have to let it go
821 # directly out to the page
822 print STDOUT "Content-type:text/plain\n\n";
823 my $perl_command;
824 if($iis6_mode && $gsdl_cgi->greenstone_version() == 2)
825 {
826 $perl_command = "perl -S $script $perl_args";
827 } else {
828 $perl_command = "perl -S $script $perl_args 2>&1";
829 }
830
831 my $perl_output = `$perl_command`;
832 my $perl_status = $?;
833 if ($perl_status > 0) {
834 $gsdl_cgi->generate_error("Perl failed: $perl_command\n--\n$perl_output\nExit status: " . ($perl_status / 256));
835 }
836
837 if (defined($perl_output))
838 {
839 print STDOUT $perl_output;
840 }
841}
842
843# get the names of all sites available on the server
844sub get_site_names
845{
846 my ($gsdl_cgi, $username, $timestamp, $site) = @_;
847 my $sites_directory = &util::filename_cat($ENV{'GSDL3SRCHOME'}, "web", "sites");
848
849 my @sites_dir;
850 my @site_dir;
851
852 $gsdl_cgi->checked_chdir($sites_directory);
853 opendir(DIR, $sites_directory);
854 @sites_dir= readdir(DIR);
855 my $sites_dir;
856 my $sub_dir_file;
857
858 print STDOUT "Content-type:text/plain\n\n";
859 foreach $sites_dir(@sites_dir)
860 {
861 if (!(($sites_dir eq ".") || ($sites_dir eq "..") || ($sites_dir eq "CVS") || ($sites_dir eq ".DS_Store")))
862 {
863 my $site_dir_path= &util::filename_cat($sites_directory,$sites_dir);
864 $gsdl_cgi->checked_chdir($site_dir_path);
865 opendir(DIR,$site_dir_path);
866 @site_dir=readdir(DIR);
867 closedir(DIR);
868
869 foreach $sub_dir_file(@site_dir)
870 {
871 if ($sub_dir_file eq "siteConfig.xml"){
872 print STDOUT "$sites_dir" . "-----";
873 }
874 }
875 }
876 }
877
878}
879
880sub move_collection_file
881{
882 my ($gsdl_cgi, $username, $timestamp, $site) = @_;
883
884 my $collection = $gsdl_cgi->clean_param("c");
885 if ((!defined $collection) || ($collection =~ m/^\s*$/)) {
886 $gsdl_cgi->generate_error("No collection specified.");
887 }
888 my $source_file = $gsdl_cgi->clean_param("source");
889 if ((!defined $source_file) || ($source_file =~ m/^\s*$/)) {
890 $gsdl_cgi->generate_error("No source file specified.");
891 }
892 $source_file = $gsdl_cgi->decode($source_file);
893 $source_file =~ s/\|/&util::get_dirsep()/eg; # Convert the '|' characters into whatever is right for this OS
894 my $target_file = $gsdl_cgi->clean_param("target");
895 if ((!defined $target_file) || ($target_file =~ m/^\s*$/)) {
896 $gsdl_cgi->generate_error("No target file specified.");
897 }
898 $target_file = $gsdl_cgi->decode($target_file);
899 $target_file =~ s/\|/&util::get_dirsep()/eg; # Convert the '|' characters into whatever is right for this OS
900
901 # Make sure we don't try to move anything outside the collection
902 if ($source_file =~ m/\.\./ || $target_file =~ m/\.\./) {
903 $gsdl_cgi->generate_error("Illegal file specified.");
904 }
905
906 # Ensure the user is allowed to edit this collection
907 &authenticate_user($gsdl_cgi, $username, $collection, $site);
908
909 my $collection_directory = $gsdl_cgi->get_collection_dir($site, $collection);
910 $gsdl_cgi->checked_chdir($collection_directory);
911
912 # Check that the collection source file exists
913 if (!-e $source_file) {
914 $gsdl_cgi->generate_error("Collection file $source_file does not exist.");
915 }
916
917 # Make sure the collection isn't locked by someone else
918 &lock_collection($gsdl_cgi, $username, $collection, $site);
919
920 &util::mv($source_file, $target_file);
921
922 # Check that the collection source file was moved
923 if (-e $source_file || !-e $target_file) {
924 $gsdl_cgi->generate_error("Could not move collection file $source_file to $target_file."); # dies
925 }
926
927 $gsdl_cgi->generate_ok_message("Collection file $source_file moved to $target_file successfully.");
928}
929
930
931sub new_collection_directory
932{
933 my ($gsdl_cgi, $username, $timestamp, $site) = @_;
934
935 my $collection = $gsdl_cgi->clean_param("c");
936 if ((!defined $collection) || ($collection =~ m/^\s*$/)) {
937 $gsdl_cgi->generate_error("No collection specified.");
938 }
939 my $directory = $gsdl_cgi->clean_param("directory");
940 if ((!defined $directory) || ($directory =~ m/^\s*$/)) {
941 $gsdl_cgi->generate_error("No directory specified.");
942 }
943 $directory =~ s/\|/&util::get_dirsep()/eg; # Convert the '|' characters into whatever is right for this OS
944
945 # Make sure we don't try to create anything outside the collection
946 if ($directory =~ m/\.\./) {
947 $gsdl_cgi->generate_error("Illegal directory specified.");
948 }
949
950 # Ensure the user is allowed to edit this collection
951 &authenticate_user($gsdl_cgi, $username, $collection, $site);
952
953 my $collection_directory = $gsdl_cgi->get_collection_dir($site, $collection);
954 $gsdl_cgi->checked_chdir($collection_directory);
955
956 # Check that the collection directory doesn't already exist
957 # ZipTools doesn't zip up empty directories, so this causes an error when downloading a new collection as we explicitly
958 # try to create the import directory
959## log -r13497 for GS2's gliserver.pl, Katherine Don explains:
960# "commented out checking for existence of a directory in new_collection_directory
961# as it throws an error which we don't want"
962 #if($gsdl_cgi->greenstone_version() != 2 && -d $directory) {
963 #$gsdl_cgi->generate_error("Collection directory $directory already exists.");
964 #}
965
966 # Make sure the collection isn't locked by someone else
967 &lock_collection($gsdl_cgi, $username, $collection, $site);
968
969 &util::mk_dir($directory);
970
971 # Check that the collection directory was created
972 if (!-d $directory) {
973 $gsdl_cgi->generate_error("Could not create collection directory $directory.");
974 }
975
976 $gsdl_cgi->generate_ok_message("Collection directory $directory created successfully.");
977}
978
979
980sub run_script
981{
982 my ($gsdl_cgi, $username, $timestamp, $site) = @_;
983
984 my $script = $gsdl_cgi->clean_param("script");
985 if ((!defined $script) || ($script =~ m/^\s*$/)) {
986 $gsdl_cgi->generate_error("No script specified.");
987 }
988 $gsdl_cgi->delete("script");
989
990 my $collection = $gsdl_cgi->clean_param("c");
991 if ((!defined $collection) || ($collection =~ m/^\s*$/)) {
992 $gsdl_cgi->generate_error("No collection specified.");
993 }
994 $gsdl_cgi->delete("c");
995
996 # confuse other, so delete timestamp
997 $gsdl_cgi->delete("ts");
998
999 # Ensure the user is allowed to edit this collection
1000 &authenticate_user($gsdl_cgi, $username, $collection, $site);
1001
1002 # Make sure the collection isn't locked by someone else (unless we're running mkcol.pl, of course)
1003 &lock_collection($gsdl_cgi, $username, $collection, $site) unless ($script eq "mkcol.pl");
1004
1005 # Last argument is the collection name, except for explode_metadata_database.pl and
1006 # replace_srcdoc_with_html (where there's a "file" option followed by the filename. These two preceed the collection name)
1007 my $perl_args = $collection;
1008 if ($script eq "explode_metadata_database.pl" || $script eq "replace_srcdoc_with_html.pl") {
1009 # Last argument is the file to be exploded or it is the file to be replaced with its html version
1010 my $file = $gsdl_cgi->clean_param("file");
1011 if ((!defined $file) || ($file =~ m/^\s*$/)) {
1012 $gsdl_cgi->generate_error("No file specified.");
1013 }
1014 $gsdl_cgi->delete("file");
1015 $file = $gsdl_cgi->decode($file);
1016 $file = "\"$file\""; # Windows: bookend the relative filepath with quotes in case it contains spaces
1017 $perl_args = $file;
1018 }
1019
1020 foreach my $cgi_arg_name ($gsdl_cgi->param) {
1021 my $cgi_arg_value = $gsdl_cgi->safe_val($gsdl_cgi->clean_param($cgi_arg_name));
1022 if ($cgi_arg_value eq "") {
1023 $perl_args = "-$cgi_arg_name " . $perl_args;
1024 }
1025 else {
1026 $perl_args = "-$cgi_arg_name \"$cgi_arg_value\" " . $perl_args;
1027 }
1028 }
1029
1030 # mkcol.pl and import.pl, buildcol.pl, g2f-import.pl, g2f-buildcol.pl all need the -collectdir option passed
1031 my $import_pl = "import.pl"; # import is a reserved word, need to put it in quotes
1032
1033 if (($script =~ m/$import_pl|buildcol.pl/) || ($script eq "mkcol.pl")) { # || ($script eq "schedule.pl")
1034 my $collect_directory = $gsdl_cgi->get_collection_dir($site);
1035 $perl_args = $perl_args . " -collectdir \"$collect_directory\"";
1036 }
1037
1038 my $perl_command = "perl -S $script $perl_args 2>&1";
1039 # IIS 6: redirecting output from STDERR to STDOUT just doesn't work, so we have to let it go
1040 # directly out to the page
1041 if($gsdl_cgi->greenstone_version() == 2 && $iis6_mode)
1042 {
1043 $perl_command = "perl -S $script $perl_args";
1044 }
1045 if (!open(PIN, "$perl_command |")) {
1046 $gsdl_cgi->generate_error("Unable to execute command: $perl_command");
1047 }
1048
1049 print STDOUT "Content-type:text/plain\n\n";
1050 print "$perl_command \n";
1051
1052 while (defined (my $perl_output_line = <PIN>)) {
1053 print STDOUT $perl_output_line;
1054 }
1055 close(PIN);
1056
1057 my $perl_status = $?;
1058 if ($perl_status > 0) {
1059 $gsdl_cgi->generate_error("Perl failed: $perl_command\n--\nExit status: " . ($perl_status / 256));
1060 }
1061 elsif ($mail_enabled) {
1062 if ($script eq "buildcol.pl") {
1063 &send_mail($gsdl_cgi, "Remote Greenstone building event", "Build of collection '$collection' complete.");
1064 }
1065 }
1066}
1067
1068sub upload_collection_file
1069{
1070 my ($gsdl_cgi, $username, $timestamp, $site) = @_;
1071
1072 my $collection = $gsdl_cgi->clean_param("c");
1073 if ((!defined $collection) || ($collection =~ m/^\s*$/)) {
1074 $gsdl_cgi->generate_error("No collection specified.");
1075 }
1076 my $file = $gsdl_cgi->clean_param("file");
1077 if ((!defined $file) || ($file =~ m/^\s*$/)) {
1078 $gsdl_cgi->generate_error("No file specified.");
1079 }
1080 my $directory = $gsdl_cgi->clean_param("directory") || "";
1081 $directory =~ s/\|/&util::get_dirsep()/eg; # Convert the '|' characters into whatever is right for this OS
1082 my $zip = $gsdl_cgi->clean_param("zip");
1083
1084 # language and region Environment Variable setting on the client side that was used to
1085 # zip files. This needs to be consistent on both client and server sides, otherwise zip
1086 # and unzip seem to produce different values.
1087 my $lang_env = $gsdl_cgi->clean_param("lr") || "";
1088 $gsdl_cgi->delete("lr");
1089
1090 # Make sure we don't try to upload anything outside the collection
1091 if ($file =~ m/\.\./) {
1092 $gsdl_cgi->generate_error("Illegal file specified.");
1093 }
1094 if ($directory =~ m/\.\./) {
1095 $gsdl_cgi->generate_error("Illegal directory specified.");
1096 }
1097
1098 # Ensure the user is allowed to edit this collection
1099 if($gsdl_cgi->greenstone_version() == 2) { ## Quan commented this out for GS3 in r14325
1100 &authenticate_user($gsdl_cgi, $username, $collection, $site); # site will be undefined for GS2, of course
1101 }
1102
1103 my $collection_directory = $gsdl_cgi->get_collection_dir($site, $collection);
1104 $gsdl_cgi->checked_chdir($collection_directory);
1105
1106 # Make sure the collection isn't locked by someone else
1107 &lock_collection($gsdl_cgi, $username, $collection, $site);
1108
1109 my $directory_path = &util::filename_cat($collection_directory, $directory);
1110 if (!-d $directory_path) {
1111 &util::mk_dir($directory_path);
1112 if (!-d $directory_path) {
1113 $gsdl_cgi->generate_error("Could not create directory $directory_path.");
1114 }
1115 }
1116
1117 #my $file_path = &util::filename_cat($directory_path, $file . "-" . $timestamp);
1118 my $file_path = "";
1119 if($gsdl_cgi->greenstone_version() == 2) {
1120 $file_path = &util::filename_cat($directory_path, $file . "-" . $timestamp);
1121 } else {
1122 $file_path = &util::filename_cat($directory_path, $file);
1123 }
1124
1125 if (!open(FOUT, ">$file_path")) {
1126 print STDERR "Unable to write file $file_path\n";
1127 $gsdl_cgi->generate_error("Unable to write file $file_path");
1128 }
1129
1130 # Read the uploaded data and write it out to file
1131 my $buf;
1132 my $num_bytes = 0;
1133 binmode(FOUT);
1134 if($gsdl_cgi->greenstone_version() == 2) { ##
1135 # We have to pass the size of the uploaded data in the "fs" argument because IIS 6 seems to be
1136 # completely incapable of working this out otherwise (causing the old code to crash)
1137 my $num_bytes_remaining = $gsdl_cgi->clean_param("fs");
1138 my $bytes_to_read = $num_bytes_remaining;
1139 if ($bytes_to_read > 1024) { $bytes_to_read = 1024; }
1140
1141 while (read(STDIN, $buf, $bytes_to_read) > 0) {
1142 print FOUT $buf;
1143 $num_bytes += length($buf);
1144 $num_bytes_remaining -= length($buf);
1145 $bytes_to_read = $num_bytes_remaining;
1146 if ($bytes_to_read > 1024) { $bytes_to_read = 1024; }
1147 }
1148 } else { # GS3 and later
1149 my $bread;
1150 my $fh = $gsdl_cgi->clean_param("uploaded_file");
1151
1152 if (!defined $fh) {
1153 print STDERR "ERROR. Filehandle undefined. No file uploaded onto GS3 server.\n";
1154 $gsdl_cgi->generate_error("ERROR. Filehandle undefined. No file uploaded (GS3 server).");
1155 } else {
1156 while ($bread=read($fh, $buf, 1024)) {
1157 print FOUT $buf;
1158 }
1159 }
1160 }
1161 close(FOUT);
1162
1163 # If we have downloaded a zip file, unzip it
1164 if (defined $zip) {
1165 my $java = $gsdl_cgi->get_java_path();
1166 my $java_classpath = &util::filename_cat($ENV{'GSDLHOME'}, "bin", "java", "GLIServer.jar");
1167 my $java_args = "\"$file_path\" \"$directory_path\"";
1168 $ENV{'LANG'} = $lang_env;
1169 my $java_command = "\"$java\" -classpath \"$java_classpath\" org.greenstone.gatherer.remote.Unzip $java_args";
1170 my $java_output = `$java_command`;
1171 my $java_status = $?;
1172
1173 # Remove the zip file once we have unzipped it, since it is an intermediate file only
1174 unlink("$file_path") unless $debugging_enabled;
1175
1176 if ($java_status > 0) {
1177 $gsdl_cgi->generate_error("Java failed: $java_command\n--\n$java_output\nExit status: " . ($java_status / 256) . "\n" . $gsdl_cgi->check_java_home()); # dies
1178 }
1179 }
1180
1181 $gsdl_cgi->generate_ok_message("Collection file $file uploaded successfully.");
1182}
1183
1184sub put_file
1185{
1186 my $gsdl_cgi = shift(@_);
1187 my $file_path = shift(@_);
1188 my $content_type = shift(@_);
1189
1190 if(!defined $content_type) { ##
1191 $content_type = "application/zip";
1192 }
1193
1194 if (open(PIN, "<$file_path")) {
1195 print STDOUT "Content-type:$content_type\n\n"; ## For GS3: "Content-type:application/zip\n\n";
1196 my $buf;
1197 my $num_bytes = 0;
1198 binmode(PIN);
1199 while (read(PIN, $buf, 1024) > 0) {
1200 print STDOUT $buf;
1201 $num_bytes += length($buf);
1202 }
1203
1204 close(PIN);
1205 }
1206 else {
1207 $gsdl_cgi->generate_error("Unable to read file $file_path\n $!");
1208 }
1209}
1210
1211sub send_mail
1212{
1213 my $gsdl_cgi = shift(@_);
1214 my $mail_subject = shift(@_);
1215 my $mail_content = shift(@_);
1216
1217 my $sendmail_command = "perl -S sendmail.pl";
1218 $sendmail_command .= " -to \"" . $mail_to_address . "\"";
1219 $sendmail_command .= " -from \"" . $mail_from_address . "\"";
1220 $sendmail_command .= " -smtp \"" . $mail_smtp_server . "\"";
1221 $sendmail_command .= " -subject \"" . $mail_subject . "\"";
1222
1223 if (!open(POUT, "| $sendmail_command")) {
1224 $gsdl_cgi->generate_error("Unable to execute command: $sendmail_command");
1225 }
1226 print POUT $mail_content . "\n";
1227 close(POUT);
1228}
1229
1230sub greenstone_server_version
1231{
1232 my $gsdl_cgi = shift(@_);
1233 my $version = $gsdl_cgi->greenstone_version();
1234 $gsdl_cgi->generate_ok_message("Greenstone server version is: $version\n");
1235}
1236
1237sub get_library_url_suffix
1238{
1239 my $gsdl_cgi = shift(@_);
1240 my $library_url = $gsdl_cgi->library_url_suffix();
1241 $gsdl_cgi->generate_ok_message("Greenstone library URL suffix is: $library_url\n");
1242}
1243
1244&main();
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