xref: /dokuwiki/bin/indexer.php (revision 37daf7b06c75c38fc76ee792fddc7e75242e0ed4) 
1#!/usr/bin/php
2<?php
3if ('cli' != php_sapi_name()) die();
4
5if(!defined('DOKU_INC')) define('DOKU_INC',realpath(dirname(__FILE__).'/../').'/');
6require_once(DOKU_INC.'inc/init.php');
7require_once(DOKU_INC.'inc/common.php');
8require_once(DOKU_INC.'inc/pageutils.php');
9require_once(DOKU_INC.'inc/search.php');
10require_once(DOKU_INC.'inc/indexer.php');
11require_once(DOKU_INC.'inc/cliopts.php');
12session_write_close();
13
14// handle options
15$short_opts = 'hcu';
16$long_opts  = array('help', 'clean', 'update');
17$OPTS = Doku_Cli_Opts::getOptions(__FILE__,$short_opts,$long_opts);
18if ( $OPTS->isError() ) {
19    fwrite( STDERR, $OPTS->getMessage() . "\n");
20    _usage();
21    exit(1);
22}
23$CLEAR = false;
24foreach ($OPTS->options as $key => $val) {
25    switch ($key) {
26        case 'h':
27        case 'help':
28            _usage();
29            exit;
30        case 'c':
31        case 'clear':
32            $CLEAR = true;
33            break;
34    }
35}
36
37#------------------------------------------------------------------------------
38# Action
39
40if($CLEAR) _clearindex();
41_update();
42
43
44
45#------------------------------------------------------------------------------
46
47function _usage() {
48    print "Usage: indexer.php <options>
49
50    Updates the searchindex by indexing all new or changed pages
51    when the -c option is given the index is cleared first.
52
53    OPTIONS
54        -h, --help     show this help and exit
55        -c, --clear    clear the index before updating
56";
57}
58
59function _update(){
60    global $conf;
61    $data = array();
62    echo "Searching pages... ";
63    search($data,$conf['datadir'],'search_allpages',array());
64    echo count($data)." pages found.\n";
65
66    foreach($data as $val){
67        _index($val['id']);
68    }
69}
70
71function _index($id){
72    global $CLEAR;
73
74    // if not cleared only update changed and new files
75    if(!$CLEAR){
76      $last = @filemtime(metaFN($id,'.indexed'));
77      if($last > @filemtime(wikiFN($id))) return;
78    }
79
80    _lock();
81    echo "$id... ";
82    idx_addPage($id);
83    io_saveFile(metaFN($id,'.indexed'),' ');
84    echo "done.\n";
85    _unlock();
86}
87
88/**
89 * lock the indexer system
90 */
91function _lock(){
92    global $conf;
93    $lock = $conf['lockdir'].'/_indexer.lock';
94    $said = false;
95    while(!@mkdir($lock, $conf['dmode'])){
96        if(time()-@filemtime($lock) > 60*5){
97            // looks like a stale lock - remove it
98            @rmdir($lock);
99        }else{
100            if($said){
101                echo ".";
102            }else{
103                echo "Waiting for lockfile (max. 5 min)";
104                $said = true;
105            }
106            sleep(15);
107        }
108    }
109    if($conf['dperm']) chmod($lock, $conf['dperm']);
110    if($said) print "\n";
111}
112
113/**
114 * unlock the indexer sytem
115 */
116function _unlock(){
117    global $conf;
118    $lock = $conf['lockdir'].'/_indexer.lock';
119    @rmdir($lock);
120}
121
122/**
123 * Clear all index files
124 */
125function _clearindex(){
126    global $conf;
127    _lock();
128    echo "Clearing index... ";
129    io_saveFile($conf['cachedir'].'/word.idx','');
130    io_saveFile($conf['cachedir'].'/page.idx','');
131    io_saveFile($conf['cachedir'].'/index.idx','');
132    echo "done.\n";
133    _unlock();
134}
135
136//Setup VIM: ex: et ts=2 enc=utf-8 :
137