MastodonHelp/web/clitools/unatantum/fix_and_group_lang_codes.php

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#!/usr/bin/php
<?php
/*
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
define('N',"\n");
define('SNAME',basename(__FILE__));
define('CONFIGFP',__DIR__.'/../../conf/mustard.ini');
$help='SYNOPSYS
'.SNAME.' [options]
DESCRIPTION
This is a script to fix and group same languages lang codes in the
«Languages» table.
OPTIONS
-h, --help
Show this help text and exit.'.N;
for ($i=1; $i<$argc; $i++) {
if ($argv[$i]=='-h' || $argv[$i]=='--help') {
mexit($help,0);
} else {
mexit('Dont know how to interpret «'.$argv[$i].'», please read the help text using «-h» or «--help» option.'.N,1);
}
}
use function mysqli_real_escape_string as myesc;
$iniarr=@parse_ini_file(CONFIGFP)
or mexit('Could not open config file «'.CONFIGFP.'».'.N,1);
try { $link=@mysqli_connect($iniarr['db_host'],$iniarr['db_admin_name'],$iniarr['db_admin_password'],$iniarr['db_name'],$iniarr['db_port'],$iniarr['db_socket']); }
catch (Exception $error) { mexit('could not connect to MySQL server: '.mysqli_connect_error().'.'.N,1,true); }
// for php versions < 8
if ($link===false) mexit('could not connect to MySQL server: '.mysqli_connect_error().'.'.N,1,true);
try { $res=mysqli_set_charset($link,'utf8mb4'); }
catch (Exception $error) { mexit('could not set «utf8mb4» charset for MySQL: '.mysqli_error($link).'.'.N,1,true); }
// for php versions < 8
if ($res===false) mexit('could not set MySQL charset: '.mysqli_errno($link).': '.mysqli_error($link).'.'.N,1,true);
$langs=[];
$wlangs=[];
$res=myq($link,'SELECT * FROM Languages');
while ($row=mysqli_fetch_assoc($res)) {
$langs[]=$row;
if (locale_canonicalize($row['Code'])!=$row['Code'])
$wlangs[]=$row;
}
print_r($langs);
print_r($wlangs);
foreach ($wlangs as $wlang) {
$oklang=getoklangid($wlang['Code'],$langs);
if ($oklang!==false) {
echo('Substituting all records with LangID = '.$wlang['ID'].' ('.$wlang['Code'].') with LangID = '.$oklang['ID'].' ('.$oklang['Code'].') in tables InstLangs and InstOurLangs.'.N);
myq($link,'UPDATE InstLangs SET LangID='.$oklang['ID'].' WHERE LangID='.$wlang['ID']);
myq($link,'UPDATE InstOurLangs SET OurLangID='.$oklang['ID'].' WHERE OurLangID='.$wlang['ID']);
myq($link,'DELETE FROM Languages WHERE ID='.$wlang['ID']);
} else {
echo('Languages.ID = '.$wlang['ID'].N);
myq($link,'UPDATE InstLangs SET LangID=112 WHERE LangID='.$wlang['ID']);
myq($link,'UPDATE InstOurLangs SET OurLangID=112 WHERE OurLangID='.$wlang['ID']);
myq($link,'DELETE FROM Languages WHERE ID='.$wlang['ID']);
}
}
mysqli_close($link);
exit(0);
// functions
function getoklangid($code,&$langs) {
$cancode=locale_canonicalize($code);
echo('Canonicalized form for «'.$code.'» is «'.$cancode.'».'.N);
$oklang=null;
foreach ($langs as $lang)
if ($lang['Code']==$cancode) {
$oklang=$lang;
break;
}
if (is_null($oklang)) {
echo('[!!!] Could not find a Languages record with Code = '.$cancode.'.'.N);
return(false);
} else {
return($oklang);
}
}
function myq(&$l,$q) {
try {
$res=mysqli_query($l,$q);
}
catch (Exception $e) {
echo('query «'.$q.'» failed: '.$e->getMessage().' (error code: '.$e->getCode().').'.N);
exit(3);
}
if ($res===false) {
echo('query «'.$q.'» failed: '.mysqli_errno($l).': '.mysqli_error($l).'.'.N);
exit(3);
}
return($res);
}
function mexit($msg,$code) {
global $link;
if (isset($link) && $link!==false) mysqli_close($link);
if ($code>0)
fwrite(STDERR,$msg);
else
echo($msg);
exit($code);
}
function utstd($val) {
if (is_null($val)) return(null);
$val=round($val);
return(date('Y-m-d H:i:s',$val));
}
function pr($val) {
if (is_null($val)) return('NULL');
return($val);
}
function eecho($msg) {
echo($msg);
}
?>