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107 lines
No EOL
2.7 KiB
PHP
107 lines
No EOL
2.7 KiB
PHP
<?php
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namespace Zotlabs\Lib;
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class DB_Upgrade {
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public $config_name = '';
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public $func_prefix = '';
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function __construct($db_revision) {
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$this->config_name = 'db_version';
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$this->func_prefix = '_';
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$build = get_config('system', 'db_version', 0);
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if(! intval($build))
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$build = set_config('system', 'db_version', $db_revision);
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if($build == $db_revision) {
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// Nothing to be done.
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return;
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}
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else {
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$stored = intval($build);
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if(! $stored) {
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logger('Critical: check_config unable to determine database schema version');
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return;
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}
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$current = intval($db_revision);
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if($stored < $current) {
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// The last update we performed was $stored.
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// Start at $stored + 1 and continue until we have completed $current
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for($x = $stored + 1; $x <= $current; $x ++) {
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$s = '_' . $x;
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$cls = '\\Zotlabs\Update\\' . $s ;
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if(! class_exists($cls)) {
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return;
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}
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// There could be a lot of processes running or about to run.
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// We want exactly one process to run the update command.
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// So store the fact that we're taking responsibility
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// after first checking to see if somebody else already has.
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// If the update fails or times-out completely you may need to
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// delete the config entry to try again.
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Config::Load('database');
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if(get_config('database', $s))
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break;
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set_config('database',$s, '1');
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$c = new $cls();
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$retval = $c->run();
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if($retval != UPDATE_SUCCESS) {
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// Prevent sending hundreds of thousands of emails by creating
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// a lockfile.
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$lockfile = 'store/[data]/mailsent';
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if ((file_exists($lockfile)) && (filemtime($lockfile) > (time() - 86400)))
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return;
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@unlink($lockfile);
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//send the administrator an e-mail
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file_put_contents($lockfile, $x);
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$r = q("select account_language from account where account_email = '%s' limit 1",
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dbesc(\App::$config['system']['admin_email'])
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);
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push_lang(($r) ? $r[0]['account_language'] : 'en');
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z_mail(
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[
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'toEmail' => \App::$config['system']['admin_email'],
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'messageSubject' => sprintf( t('Update Error at %s'), z_root()),
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'textVersion' => replace_macros(get_intltext_template('update_fail_eml.tpl'),
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[
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'$sitename' => \App::$config['system']['sitename'],
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'$siteurl' => z_root(),
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'$update' => $x,
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'$error' => sprintf( t('Update %s failed. See error logs.'), $x)
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]
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)
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]
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);
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//try the logger
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logger('CRITICAL: Update Failed: ' . $x);
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pop_lang();
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}
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else {
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set_config('database',$s, 'success');
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}
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}
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}
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set_config('system', 'db_version', $db_revision);
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}
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}
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} |