/[BackupPC]/trunk/lib/BackupPC/SearchLib.pm
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Annotation of /trunk/lib/BackupPC/SearchLib.pm

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Revision 126 - (hide annotations)
Wed Sep 21 11:18:29 2005 UTC (18 years, 8 months ago) by dpavlin
File size: 16510 byte(s)
add getElementById cache to speed up things, make floating div for total
size, note and submit button, use POST in form (to get around limit URI
length when using GET)

1 dpavlin 4 #!/usr/bin/perl
2     package BackupPC::SearchLib;
3    
4     use strict;
5     use BackupPC::CGI::Lib qw(:all);
6     use BackupPC::Attrib qw(:all);
7     use DBI;
8 dpavlin 51 use DateTime;
9 dpavlin 31 use vars qw(%In $MyURL);
10 dpavlin 55 use Time::HiRes qw/time/;
11 dpavlin 4
12 dpavlin 31 my $on_page = 100;
13     my $pager_pages = 10;
14    
15 dpavlin 51 my $dsn = $Conf{SearchDSN};
16     my $db_user = $Conf{SearchUser} || '';
17    
18 dpavlin 123 my $hest_index_path = $Conf{HyperEstraierIndex};
19 dpavlin 86
20 dpavlin 84 my $dbh;
21    
22     sub get_dbh {
23     $dbh ||= DBI->connect($dsn, $db_user, "", { RaiseError => 1, AutoCommit => 1 } );
24     return $dbh;
25     }
26    
27 dpavlin 4 sub getUnits() {
28 dpavlin 59 my @ret;
29    
30 dpavlin 84 my $dbh = get_dbh();
31 dpavlin 86 my $sth = $dbh->prepare(qq{
32     SELECT
33     shares.id as id,
34     hosts.name || ':' || shares.name as share
35     FROM shares
36     JOIN hosts on hostid = hosts.id
37     ORDER BY share
38     } );
39 dpavlin 59 $sth->execute();
40     push @ret, { 'id' => '', 'share' => '-'}; # dummy any
41    
42     while ( my $row = $sth->fetchrow_hashref() ) {
43     push @ret, $row;
44     }
45     return @ret;
46 dpavlin 4 }
47    
48 dpavlin 51 sub epoch_to_iso {
49     my $t = shift || return;
50 dpavlin 86 my $iso = BackupPC::Lib::timeStamp(undef, $t);
51 dpavlin 79 $iso =~ s/\s/ /g;
52     return $iso;
53 dpavlin 51 }
54    
55 dpavlin 83 sub dates_from_form($) {
56     my $param = shift || return;
57 dpavlin 4
58 dpavlin 51 sub mk_epoch_date($$) {
59 dpavlin 19 my ($name,$suffix) = @_;
60 dpavlin 4
61 dpavlin 87 my $yyyy = $param->{ $name . '_year_' . $suffix} || return undef;
62 dpavlin 19 my $mm .= $param->{ $name . '_month_' . $suffix} ||
63     ( $suffix eq 'from' ? 1 : 12);
64     my $dd .= $param->{ $name . '_day_' . $suffix} ||
65     ( $suffix eq 'from' ? 1 : 31);
66 dpavlin 87
67     $yyyy =~ s/\D//g;
68     $mm =~ s/\D//g;
69     $dd =~ s/\D//g;
70    
71 dpavlin 51 my $dt = new DateTime(
72     year => $yyyy,
73     month => $mm,
74     day => $dd
75     );
76 dpavlin 87 print STDERR "mk_epoch_date($name,$suffix) [$yyyy-$mm-$dd] = " . $dt->ymd . " " . $dt->hms . "\n";
77 dpavlin 51 return $dt->epoch || 'NULL';
78 dpavlin 19 }
79 dpavlin 4
80 dpavlin 87 my @ret = (
81 dpavlin 83 mk_epoch_date('search_backup', 'from'),
82     mk_epoch_date('search_backup', 'to'),
83     mk_epoch_date('search', 'from'),
84     mk_epoch_date('search', 'to'),
85     );
86 dpavlin 87
87     return @ret;
88    
89 dpavlin 83 }
90    
91    
92     sub getWhere($) {
93     my $param = shift || return;
94    
95     my ($backup_from, $backup_to, $files_from, $files_to) = dates_from_form($param);
96    
97     my @conditions;
98 dpavlin 51 push @conditions, qq{ backups.date >= $backup_from } if ($backup_from);
99     push @conditions, qq{ backups.date <= $backup_to } if ($backup_to);
100     push @conditions, qq{ files.date >= $files_from } if ($files_from);
101     push @conditions, qq{ files.date <= $files_to } if ($files_to);
102 dpavlin 19
103 dpavlin 59 print STDERR "backup: $backup_from - $backup_to files: $files_from - $files_to cond:" . join(" | ",@conditions);
104 dpavlin 83
105 dpavlin 60 push( @conditions, ' files.shareid = ' . $param->{'search_share'} ) if ($param->{'search_share'});
106 dpavlin 62 push (@conditions, " upper(files.path) LIKE upper('%".$param->{'search_filename'}."%')") if ($param->{'search_filename'});
107 dpavlin 19
108 dpavlin 83 return join(" and ", @conditions);
109 dpavlin 4 }
110    
111 dpavlin 19
112 dpavlin 87 sub getFiles($) {
113     my ($param) = @_;
114 dpavlin 31
115 dpavlin 87 my $offset = $param->{'offset'} || 0;
116     $offset *= $on_page;
117    
118 dpavlin 84 my $dbh = get_dbh();
119 dpavlin 31
120     my $sql_cols = qq{
121     files.id AS fid,
122     hosts.name AS hname,
123     shares.name AS sname,
124 dpavlin 86 files.backupnum AS backupnum,
125 dpavlin 31 files.path AS filepath,
126 dpavlin 51 files.date AS date,
127 dpavlin 86 files.type AS type,
128 dpavlin 87 files.size AS size
129 dpavlin 31 };
130    
131     my $sql_from = qq{
132 dpavlin 16 FROM files
133     INNER JOIN shares ON files.shareID=shares.ID
134     INNER JOIN hosts ON hosts.ID = shares.hostID
135 dpavlin 87 INNER JOIN backups ON backups.num = files.backupnum and backups.hostID = hosts.ID AND backups.shareID = files.shareID
136 dpavlin 55 };
137    
138 dpavlin 31 my $sql_where;
139 dpavlin 83 my $where = getWhere($param);
140 dpavlin 31 $sql_where = " WHERE ". $where if ($where);
141 dpavlin 4
142 dpavlin 31 my $sql_order = qq{
143 dpavlin 64 ORDER BY files.date
144 dpavlin 59 LIMIT $on_page
145     OFFSET ?
146 dpavlin 9 };
147 dpavlin 31
148 dpavlin 59 my $sql_count = qq{ select count(files.id) $sql_from $sql_where };
149 dpavlin 87 my $sql_results = qq{ select $sql_cols $sql_from $sql_where $sql_order };
150 dpavlin 59
151     my $sth = $dbh->prepare($sql_count);
152 dpavlin 31 $sth->execute();
153     my ($results) = $sth->fetchrow_array();
154    
155 dpavlin 59 $sth = $dbh->prepare($sql_results);
156 dpavlin 31 $sth->execute( $offset );
157    
158 dpavlin 59 if ($sth->rows != $results) {
159     my $bug = "$0 BUG: [[ $sql_count ]] = $results while [[ $sql_results ]] = " . $sth->rows;
160     $bug =~ s/\s+/ /gs;
161     print STDERR "$bug\n";
162     }
163    
164 dpavlin 31 my @ret;
165 dpavlin 4
166 dpavlin 31 while (my $row = $sth->fetchrow_hashref()) {
167 dpavlin 86 push @ret, $row;
168 dpavlin 4 }
169 dpavlin 59
170 dpavlin 31 $sth->finish();
171     return ($results, \@ret);
172     }
173 dpavlin 4
174 dpavlin 117 sub getHyperEstraier_url($) {
175     my ($use_hest) = @_;
176    
177     return unless $use_hest;
178    
179     use HyperEstraier;
180     my ($index_path, $index_node_url);
181    
182     if ($use_hest =~ m#^http://#) {
183     $index_node_url = $use_hest;
184     } else {
185     $index_path = $TopDir . '/' . $index_path;
186     $index_path =~ s#//#/#g;
187     }
188     return ($index_path, $index_node_url);
189     }
190    
191 dpavlin 87 sub getFilesHyperEstraier($) {
192     my ($param) = @_;
193 dpavlin 86
194 dpavlin 87 my $offset = $param->{'offset'} || 0;
195     $offset *= $on_page;
196    
197 dpavlin 123 die "no index_path?" unless ($hest_index_path);
198 dpavlin 86
199     use HyperEstraier;
200    
201 dpavlin 123 my ($index_path, $index_node_url) = getHyperEstraier_url($hest_index_path);
202 dpavlin 117
203 dpavlin 86 # open the database
204 dpavlin 117 my $db;
205     if ($index_path) {
206     $db = HyperEstraier::Database->new();
207     $db->open($index_path, $HyperEstraier::ESTDBREADER);
208     } elsif ($index_node_url) {
209     $db ||= HyperEstraier::Node->new($index_node_url);
210     $db->set_auth('admin', 'admin');
211     } else {
212     die "BUG: unimplemented";
213     }
214 dpavlin 86
215     # create a search condition object
216     my $cond = HyperEstraier::Condition->new();
217    
218     my $q = $param->{'search_filename'};
219     my $shareid = $param->{'search_share'};
220    
221 dpavlin 88 if (length($q) > 0) {
222 dpavlin 91 # exact match
223     $cond->add_attr("filepath ISTRINC $q");
224    
225 dpavlin 86 $q =~ s/(.)/$1 /g;
226     # set the search phrase to the search condition object
227     $cond->set_phrase($q);
228 dpavlin 87 }
229 dpavlin 86
230 dpavlin 87 my ($backup_from, $backup_to, $files_from, $files_to) = dates_from_form($param);
231 dpavlin 86
232 dpavlin 87 $cond->add_attr("backup_date NUMGE $backup_from") if ($backup_from);
233     $cond->add_attr("backup_date NUMLE $backup_to") if ($backup_to);
234 dpavlin 86
235 dpavlin 87 $cond->add_attr("date NUMGE $files_from") if ($files_from);
236     $cond->add_attr("date NUMLE $files_to") if ($files_to);
237 dpavlin 86
238 dpavlin 87 $cond->add_attr("shareid NUMEQ $shareid") if ($shareid);
239 dpavlin 86
240     # $cond->set_max( $offset + $on_page );
241     $cond->set_options( $HyperEstraier::Condition::SURE );
242     $cond->set_order( 'date NUMA' );
243    
244     # get the result of search
245     my @res;
246 dpavlin 117 my ($result, $hits);
247 dpavlin 86
248 dpavlin 117 if ($index_path) {
249     $result = $db->search($cond, 0);
250     $hits = $result->size;
251     } elsif ($index_node_url) {
252     $result = $db->search($cond, 0);
253     $hits = $result->doc_num;
254     } else {
255     die "BUG: unimplemented";
256     }
257    
258 dpavlin 86 # for each document in result
259 dpavlin 87 for my $i ($offset .. ($offset + $on_page - 1)) {
260     last if ($i >= $hits);
261    
262 dpavlin 117 my $doc;
263     if ($index_path) {
264     my $id = $result->get($i);
265     $doc = $db->get_doc($id, 0);
266     } elsif ($index_node_url) {
267     $doc = $result->get_doc($i);
268     } else {
269     die "BUG: unimplemented";
270     }
271 dpavlin 86
272     my $row;
273     foreach my $c (qw/fid hname sname backupnum fiilename filepath date type size/) {
274     $row->{$c} = $doc->attr($c);
275     }
276     push @res, $row;
277     }
278    
279     return ($hits, \@res);
280     }
281    
282 dpavlin 109 sub getGzipName($$$)
283     {
284     my ($host, $share, $backupnum) = @_;
285     my $ret = $Conf{GzipSchema};
286    
287     $share =~ s/\//_/g;
288     $ret =~ s/\\h/$host/ge;
289     $ret =~ s/\\s/$share/ge;
290     $ret =~ s/\\n/$backupnum/ge;
291    
292     return $ret;
293    
294     }
295    
296 dpavlin 51 sub getBackupsNotBurned() {
297    
298 dpavlin 84 my $dbh = get_dbh();
299 iklaric 121
300 dpavlin 122 my $sql = q{
301 iklaric 121 SELECT
302     backups.hostID AS hostID,
303     hosts.name AS host,
304     shares.name AS share,
305     backups.id AS backupnum,
306     backups.type AS type,
307     backups.date AS date,
308     backups.size AS size
309     FROM backups
310 dpavlin 122 INNER JOIN shares ON backups.shareID=shares.ID
311     INNER JOIN hosts ON backups.hostID = hosts.ID
312     LEFT OUTER JOIN archive_backup ON archive_backup.backup_id = backups.id AND archive_backup.backup_id IS NULL
313     WHERE backups.size > 0
314     GROUP BY
315     backups.hostID,
316     hosts.name,
317     shares.name,
318     backups.num,
319     backups.shareid,
320     backups.id,
321     backups.type,
322     backups.date,
323     backups.size
324 iklaric 121 ORDER BY backups.date
325 dpavlin 53 };
326     my $sth = $dbh->prepare( $sql );
327     my @ret;
328     $sth->execute();
329 dpavlin 4
330 dpavlin 66 while ( my $row = $sth->fetchrow_hashref() ) {
331     $row->{'age'} = sprintf("%0.1f", ( (time() - $row->{'date'}) / 86400 ) );
332     $row->{'size'} = sprintf("%0.2f", $row->{'size'} / 1024 / 1024);
333 dpavlin 109 my (undef,undef,undef,undef,undef,undef,undef,$fs_size,undef,undef,undef,undef,undef) =
334     stat( $Conf{InstallDir}.'/'.$Conf{GzipTempDir}.'/'.
335     getGzipName($row->{'host'}, $row->{share}, $row->{'backupnum'}));
336     $row->{'fs_size'} = $fs_size;
337 dpavlin 66 push @ret, $row;
338 dpavlin 4 }
339    
340 dpavlin 53 return @ret;
341     }
342 dpavlin 4
343 dpavlin 126 sub displayBackupsGrid() {
344    
345     my $retHTML .= q{
346     <form id="forma" method="POST" action=};
347     $retHTML .= "\"".$MyURL."\"";
348     $retHTML .= q{?action=burn>
349     };
350    
351 dpavlin 102 $retHTML .= <<EOF3;
352 dpavlin 4 <script language="javascript" type="text/javascript">
353     <!--
354    
355 dpavlin 126 var debug_div = null;
356    
357     function debug(msg) {
358     // return; // Disable debugging
359    
360     if (! debug_div) debug_div = document.getElementById('debug');
361    
362     // this will create debug div if it doesn't exist.
363     if (! debug_div) {
364     debug_div = document.createElement('div');
365     if (document.body) document.body.appendChild(debug_div);
366     else debug_div = null;
367     }
368     if (debug_div) {
369     debug_div.appendChild(document.createTextNode(msg));
370     debug_div.appendChild(document.createElement("br"));
371     }
372     }
373    
374    
375     var element_id_cache = Array();
376    
377     function element_id(name,element) {
378     if (! element_id_cache[name]) {
379     element_id_cache[name] = self.document.getElementById(name);
380     }
381     return element_id_cache[name];
382     }
383    
384     function checkAll(location) {
385     var len = element_id('forma').elements.length;
386     var check_all = element_id('allFiles');
387    
388     for (var i = 0; i < len; i++) {
389    
390     var e = element_id('forma').elements[i];
391     if ((e.checked || !e.checked) && e.name != \'all\') {
392     if (check_all.checked) {
393     e.checked = true;
394     } else {
395     e.checked = false;
396     }
397     }
398     }
399    
400     sumiraj();
401     }
402 iklaric 121
403 dpavlin 126 function sumiraj(e) {
404     var suma = parseInt(element_id('forma').totalsize.value) || 0;
405     var len = element_id('forma').elements.length;
406     if (e) {
407     var size = parseInt( element_id("fss" + e.name.substr(3)).value );
408     if (e.checked) {
409     suma += size;
410     } else {
411     suma -= size;
412     }
413     } else {
414     suma = 0;
415     for (var i = 0; i < len; i++) {
416     var e = element_id('forma').elements[i];
417     if (e.name != \'all\' && e.checked && e.name.substr(0,3) == 'fcb') {
418     var el = element_id("fss" + e.name.substr(3));
419     if (el && el.value) suma += parseInt(el.value) || 0;
420     }
421     }
422     }
423     element_id('forma').totalsize.value = suma;
424     debug('total size: '+suma);
425 iklaric 121 return suma;
426 dpavlin 126 }
427    
428     if (!self.body) self.body = new Object();
429     self.onload = self.document.onload = self.body.onload = function() {
430     sumiraj();
431     }
432    
433 dpavlin 4 //-->
434 dpavlin 126 </script>
435     <div id="debug" style="position: absolute; top: 0; right: 0; width: 10em; border: 1px #ff0000 solid; background-color: #ffe0e0; -moz-opacity: 0.7;">
436     Total size:
437     <input type="text" name="totalsize" size="8">
438     <br/>
439     Note:
440     <textarea name="note" cols="10" rows="5">
441     </textarea>
442     <br/>
443     <input type="submit" value="Burn selected backups" name="submitBurner">
444     </div>
445 dpavlin 4 EOF3
446 dpavlin 102 $retHTML .= q{
447 iklaric 121 <input type="hidden" value="burn" name="action">
448     <input type="hidden" value="results" name="search_results">
449     <table style="fview" border="0" cellspacing="0" cellpadding="2">
450     <tr class="tableheader">
451     <td class="tableheader">
452 dpavlin 126 <input type="checkbox" name="allFiles" id="allFiles" onClick="checkAll('allFiles');">
453 iklaric 121 </td>
454     <td align="center">Share</td>
455     <td align="center">Backup no</td>
456     <td align="center">Type</td>
457     <td align="center">date</td>
458     <td align="center">age/days</td>
459     <td align="center">size/MB</td>
460     <td align="center">gzip size</td>
461     </tr>
462 dpavlin 102
463 dpavlin 58 };
464 dpavlin 4
465 dpavlin 102 my @color = (' bgcolor="#e0e0e0"', '');
466 dpavlin 31
467 dpavlin 102 my $i = 0;
468     my $host = '';
469 dpavlin 31
470 dpavlin 102 foreach my $backup ( getBackupsNotBurned() ) {
471 dpavlin 31
472 dpavlin 102 if ($host ne $backup->{'host'}) {
473     $i++;
474     $host = $backup->{'host'};
475     }
476 dpavlin 31 my $ftype = "";
477 dpavlin 125
478 dpavlin 102 $retHTML .=
479 dpavlin 125 '<tr' . $color[$i %2 ] . '>
480     <td class="fview">';
481 dpavlin 126 # FIXME
482     #$backup->{'fs_size'} = int($backup->{'size'} * 1024);
483 dpavlin 125 if (($backup->{'fs_size'} || 0) > 0) {
484     $retHTML .= '
485     <input type="checkbox" name="fcb' .
486     $backup->{'hostid'}.'_'.$backup->{'backupnum'} .
487     '" value="' . $backup->{'hostid'}.'_'.$backup->{'backupnum'} .
488 dpavlin 126 '" onClick="sumiraj(this);">';
489 dpavlin 125 }
490     $retHTML .=
491     '</td>' .
492 dpavlin 102 '<td align="right">' . $backup->{'host'} . ':' . $backup->{'share'} . '</td>' .
493     '<td align="center">' . $backup->{'backupnum'} . '</td>' .
494     '<td align="center">' . $backup->{'type'} . '</td>' .
495     '<td align="center">' . epoch_to_iso( $backup->{'date'} ) . '</td>' .
496     '<td align="center">' . $backup->{'age'} . '</td>' .
497     '<td align="right">' . $backup->{'size'} . '</td>' .
498 iklaric 121 '<td align="right">' . $backup->{'fs_size'} .
499 dpavlin 126 '<input type="hidden" iD="fss'.$backup->{'hostid'}.'_'.$backup->{'backupnum'} . '" value="'. $backup->{'fs_size'} .'"></td>' .
500 dpavlin 125
501 dpavlin 102 "</tr>\n";
502 dpavlin 4 }
503 dpavlin 31
504     $retHTML .= "</table>";
505 dpavlin 102 $retHTML .= "</form>";
506 dpavlin 4
507 dpavlin 31 return $retHTML;
508     }
509 dpavlin 4
510 dpavlin 86 sub displayGrid($) {
511     my ($param) = @_;
512 dpavlin 83
513     my $offset = $param->{'offset'};
514     my $hilite = $param->{'search_filename'};
515    
516 dpavlin 17 my $retHTML = "";
517    
518 dpavlin 55 my $start_t = time();
519    
520 dpavlin 86 my ($results, $files);
521 dpavlin 88 if ($param->{'use_hest'} && length($hilite) > 0) {
522 dpavlin 87 ($results, $files) = getFilesHyperEstraier($param);
523 dpavlin 86 } else {
524 dpavlin 87 ($results, $files) = getFiles($param);
525 dpavlin 86 }
526 dpavlin 31
527 dpavlin 55 my $dur_t = time() - $start_t;
528     my $dur = sprintf("%0.4fs", $dur_t);
529    
530 dpavlin 31 my ($from, $to) = (($offset * $on_page) + 1, ($offset * $on_page) + $on_page);
531    
532 dpavlin 59 if ($results <= 0) {
533     $retHTML .= qq{
534     <p style="color: red;">No results found...</p>
535     };
536     return $retHTML;
537     } else {
538     # DEBUG
539     #use Data::Dumper;
540     #$retHTML .= '<pre>' . Dumper($files) . '</pre>';
541     }
542    
543    
544 dpavlin 17 $retHTML .= qq{
545 dpavlin 79 <div>
546     Found <b>$results files</b> showing <b>$from - $to</b> (took $dur)
547     </div>
548     <table style="fview" width="100%" border="0" cellpadding="2" cellspacing="0">
549     <tr class="fviewheader">
550 dpavlin 87 <td></td>
551 dpavlin 79 <td align="center">Share</td>
552     <td align="center">Type and Name</td>
553     <td align="center">#</td>
554     <td align="center">Size</td>
555     <td align="center">Date</td>
556     <td align="center">Media</td>
557 dpavlin 17 </tr>
558     };
559 dpavlin 31
560 dpavlin 17 my $file;
561 dpavlin 4
562 dpavlin 17 sub hilite_html($$) {
563     my ($html, $search) = @_;
564     $html =~ s#($search)#<b>$1</b>#gis;
565     return $html;
566 dpavlin 4 }
567 dpavlin 9
568 dpavlin 26 sub restore_link($$$$$$) {
569     my $type = shift;
570     my $action = 'RestoreFile';
571     $action = 'browse' if (lc($type) eq 'dir');
572     return sprintf(qq{<a href="?action=%s&host=%s&num=%d&share=%s&dir=%s">%s</a>}, $action, @_);
573     }
574    
575 dpavlin 87 my $i = $offset * $on_page;
576    
577 dpavlin 31 foreach $file (@{ $files }) {
578 dpavlin 87 $i++;
579    
580 dpavlin 24 my $typeStr = BackupPC::Attrib::fileType2Text(undef, $file->{'type'});
581 dpavlin 79 $retHTML .= qq{<tr class="fviewborder">};
582 dpavlin 9
583 dpavlin 88 $retHTML .= qq{<td class="fviewborder">$i</td>};
584 dpavlin 87
585 dpavlin 79 $retHTML .=
586 dpavlin 86 qq{<td class="fviewborder" align="right">} . $file->{'hname'} . ':' . $file->{'sname'} . qq{</td>} .
587     qq{<td class="fviewborder"><img src="$Conf{CgiImageDirURL}/icon-$typeStr.gif" alt="$typeStr" align="middle">&nbsp;} . hilite_html( $file->{'filepath'}, $hilite ) . qq{</td>} .
588     qq{<td class="fviewborder" align="center">} . restore_link( $typeStr, ${EscURI( $file->{'hname'} )}, $file->{'backupnum'}, ${EscURI( $file->{'sname'})}, ${EscURI( $file->{'filepath'} )}, $file->{'backupnum'} ) . qq{</td>} .
589 dpavlin 79 qq{<td class="fviewborder" align="right">} . $file->{'size'} . qq{</td>} .
590     qq{<td class="fviewborder">} . epoch_to_iso( $file->{'date'} ) . qq{</td>} .
591 dpavlin 87 qq{<td class="fviewborder">} . '?' . qq{</td>};
592 dpavlin 9
593 dpavlin 17 $retHTML .= "</tr>";
594     }
595     $retHTML .= "</table>";
596    
597 dpavlin 31 # all variables which has to be transfered
598     foreach my $n (qw/search_day_from search_month_from search_year_from search_day_to search_month_to search_year_to search_backup_day_from search_backup_month_from search_backup_year_from search_backup_day_to search_backup_month_to search_backup_year_to search_filename offset/) {
599     $retHTML .= qq{<INPUT TYPE="hidden" NAME="$n" VALUE="$In{$n}">\n};
600     }
601 dpavlin 17
602 dpavlin 31 my $del = '';
603     my $max_page = int( $results / $on_page );
604     my $page = 0;
605    
606 dpavlin 85 sub page_link($$$) {
607     my ($param,$page,$display) = @_;
608 dpavlin 31
609 dpavlin 85 $param->{'offset'} = $page;
610    
611     my $html = '<a href = "' . $MyURL;
612     my $del = '?';
613     foreach my $k (keys %{ $param }) {
614     if ($param->{$k}) {
615     $html .= $del . $k . '=' . ${EscURI( $param->{$k} )};
616     $del = '&';
617     }
618     }
619     $html .= '">' . $display . '</a>';
620     }
621    
622 dpavlin 31 $retHTML .= '<div style="text-align: center;">';
623    
624     if ($offset > 0) {
625 dpavlin 85 $retHTML .= page_link($param, $offset - 1, '&lt;&lt;') . ' ';
626 dpavlin 31 }
627    
628     while ($page <= $max_page) {
629     if ($page == $offset) {
630     $retHTML .= $del . '<b>' . ($page + 1) . '</b>';
631     } else {
632 dpavlin 85 $retHTML .= $del . page_link($param, $page, $page + 1);
633 dpavlin 17 }
634 dpavlin 31
635     if ($page < $offset - $pager_pages && $page != 0) {
636     $retHTML .= " ... ";
637     $page = $offset - $pager_pages;
638     $del = '';
639     } elsif ($page > $offset + $pager_pages && $page != $max_page) {
640     $retHTML .= " ... ";
641     $page = $max_page;
642     $del = '';
643     } else {
644     $del = ' | ';
645     $page++;
646     }
647 dpavlin 17 }
648    
649 dpavlin 31 if ($offset < $max_page) {
650 dpavlin 85 $retHTML .= ' ' . page_link($param, $offset + 1, '&gt;&gt;');
651 dpavlin 31 }
652    
653     $retHTML .= "</div>";
654    
655 dpavlin 17 return $retHTML;
656     }
657 dpavlin 4
658     1;

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