mirror of
https://github.com/kremalicious/krtmn.git
synced 2024-06-29 00:57:58 +02:00
349 lines
9.8 KiB
PHP
Executable File
349 lines
9.8 KiB
PHP
Executable File
<?php
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/**
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* Upgrade YOURLS and DB schema
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*
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*/
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function yourls_upgrade( $step, $oldver, $newver, $oldsql, $newsql ) {
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// special case for 1.3: the upgrade is a multi step procedure
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if( $oldsql == 100 ) {
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yourls_upgrade_to_14( $step );
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}
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// other upgrades which are done in a single pass
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switch( $step ) {
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case 1:
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case 2:
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if( $oldsql < 210 )
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yourls_upgrade_to_141();
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if( $oldsql < 220 )
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yourls_upgrade_to_143();
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if( $oldsql < 250 )
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yourls_upgrade_to_15();
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if( $oldsql < 482 )
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yourls_upgrade_482();
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yourls_redirect_javascript( yourls_admin_url( "upgrade.php?step=3" ) );
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break;
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case 3:
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// Update options to reflect latest version
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yourls_update_option( 'version', YOURLS_VERSION );
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yourls_update_option( 'db_version', YOURLS_DB_VERSION );
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break;
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}
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}
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/**
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* Upgrade r482
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*
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*/
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function yourls_upgrade_482() {
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// Change URL title charset to UTF8
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global $ydb;
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$table_url = YOURLS_DB_TABLE_URL;
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$sql = "ALTER TABLE `$table_url` CHANGE `title` `title` TEXT CHARACTER SET utf8;";
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$ydb->query( $sql );
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echo "<p>Updating table structure. Please wait...</p>";
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}
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/************************** 1.4.3 -> 1.5 **************************/
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/**
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* Main func for upgrade from 1.4.3 to 1.5
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*
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*/
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function yourls_upgrade_to_15( ) {
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// Create empty 'active_plugins' entry in the option if needed
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if( yourls_get_option( 'active_plugins' ) === false )
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yourls_add_option( 'active_plugins', array() );
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echo "<p>Enabling the plugin API. Please wait...</p>";
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// Alter URL table to store titles
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global $ydb;
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$table_url = YOURLS_DB_TABLE_URL;
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$sql = "ALTER TABLE `$table_url` ADD `title` TEXT AFTER `url`;";
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$ydb->query( $sql );
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echo "<p>Updating table structure. Please wait...</p>";
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// Update .htaccess
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yourls_create_htaccess();
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echo "<p>Updating .htaccess file. Please wait...</p>";
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}
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/************************** 1.4.1 -> 1.4.3 **************************/
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/**
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* Main func for upgrade from 1.4.1 to 1.4.3
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*
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*/
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function yourls_upgrade_to_143( ) {
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// Check if we have 'keyword' (borked install) or 'shorturl' (ok install)
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global $ydb;
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$table_log = YOURLS_DB_TABLE_LOG;
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$sql = "SHOW COLUMNS FROM `$table_log`";
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$cols = $ydb->get_results( $sql );
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if ( $cols[2]->Field == 'keyword' ) {
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$sql = "ALTER TABLE `$table_log` CHANGE `keyword` `shorturl` VARCHAR( 200 ) BINARY;";
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$ydb->query( $sql );
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}
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echo "<p>Structure of existing tables updated. Please wait...</p>";
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}
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/************************** 1.4 -> 1.4.1 **************************/
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/**
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* Main func for upgrade from 1.4 to 1.4.1
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*
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*/
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function yourls_upgrade_to_141( ) {
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// Kill old cookies from 1.3 and prior
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setcookie('yourls_username', null, time() - 3600 );
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setcookie('yourls_password', null, time() - 3600 );
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// alter table URL
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yourls_alter_url_table_to_141();
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// recreate the htaccess file if needed
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yourls_create_htaccess();
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}
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/**
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* Alter table URL to 1.4.1
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*
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*/
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function yourls_alter_url_table_to_141() {
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global $ydb;
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$table_url = YOURLS_DB_TABLE_URL;
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$alter = "ALTER TABLE `$table_url` CHANGE `keyword` `keyword` VARCHAR( 200 ) BINARY, CHANGE `url` `url` TEXT BINARY ";
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$ydb->query( $alter );
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echo "<p>Structure of existing tables updated. Please wait...</p>";
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}
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/************************** 1.3 -> 1.4 **************************/
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/**
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* Main func for upgrade from 1.3-RC1 to 1.4
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*
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*/
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function yourls_upgrade_to_14( $step ) {
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switch( $step ) {
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case 1:
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// create table log & table options
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// update table url structure
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// update .htaccess
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yourls_create_tables_for_14(); // no value returned, assuming it went OK
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yourls_alter_url_table_to_14(); // no value returned, assuming it went OK
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$clean = yourls_clean_htaccess_for_14(); // returns bool
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$create = yourls_create_htaccess(); // returns bool
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if ( !$create )
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echo "<p class='warning'>Please create your <tt>.htaccess</tt> file (I could not do it for you). Please refer to <a href='http://yourls.org/htaccess'>http://yourls.org/htaccess</a>.";
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yourls_redirect_javascript( yourls_admin_url( "upgrade.php?step=2&oldver=1.3&newver=1.4&oldsql=100&newsql=200" ), $create );
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break;
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case 2:
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// convert each link in table url
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yourls_update_table_to_14();
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break;
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case 3:
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// update table url structure part 2: recreate indexes
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yourls_alter_url_table_to_14_part_two();
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// update version & db_version & next_id in the option table
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// attempt to drop YOURLS_DB_TABLE_NEXTDEC
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yourls_update_options_to_14();
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// Now upgrade to 1.4.1
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yourls_redirect_javascript( yourls_admin_url( "upgrade.php?step=1&oldver=1.4&newver=1.4.1&oldsql=200&newsql=210" ) );
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break;
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}
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}
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/**
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* Update options to reflect new version
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*
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*/
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function yourls_update_options_to_14() {
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yourls_update_option( 'version', '1.4' );
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yourls_update_option( 'db_version', '200' );
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if( defined('YOURLS_DB_TABLE_NEXTDEC') ) {
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global $ydb;
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$table = YOURLS_DB_TABLE_NEXTDEC;
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$next_id = $ydb->get_var("SELECT `next_id` FROM `$table`");
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yourls_update_option( 'next_id', $next_id );
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@$ydb->query( "DROP TABLE `$table`" );
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} else {
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yourls_update_option( 'next_id', 1 ); // In case someone mistakenly deleted the next_id constant or table too early
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}
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}
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/**
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* Create new tables for YOURLS 1.4: options & log
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*
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*/
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function yourls_create_tables_for_14() {
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global $ydb;
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$queries = array();
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$queries[YOURLS_DB_TABLE_OPTIONS] =
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'CREATE TABLE IF NOT EXISTS `'.YOURLS_DB_TABLE_OPTIONS.'` ('.
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'`option_id` int(11) unsigned NOT NULL auto_increment,'.
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'`option_name` varchar(64) NOT NULL default "",'.
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'`option_value` longtext NOT NULL,'.
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'PRIMARY KEY (`option_id`,`option_name`),'.
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'KEY `option_name` (`option_name`)'.
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');';
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$queries[YOURLS_DB_TABLE_LOG] =
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'CREATE TABLE IF NOT EXISTS `'.YOURLS_DB_TABLE_LOG.'` ('.
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'`click_id` int(11) NOT NULL auto_increment,'.
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'`click_time` datetime NOT NULL,'.
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'`shorturl` varchar(200) NOT NULL,'.
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'`referrer` varchar(200) NOT NULL,'.
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'`user_agent` varchar(255) NOT NULL,'.
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'`ip_address` varchar(41) NOT NULL,'.
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'`country_code` char(2) NOT NULL,'.
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'PRIMARY KEY (`click_id`),'.
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'KEY `shorturl` (`shorturl`)'.
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');';
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foreach( $queries as $query ) {
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$ydb->query( $query ); // There's no result to be returned to check if table was created (except making another query to check table existence, which we'll avoid)
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}
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echo "<p>New tables created. Please wait...</p>";
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}
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/**
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* Alter table structure, part 1 (change schema, drop index)
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*
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*/
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function yourls_alter_url_table_to_14() {
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global $ydb;
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$table = YOURLS_DB_TABLE_URL;
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$alters = array();
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$results = array();
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$alters[] = "ALTER TABLE `$table` CHANGE `id` `keyword` VARCHAR( 200 ) NOT NULL";
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$alters[] = "ALTER TABLE `$table` CHANGE `url` `url` TEXT NOT NULL";
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$alters[] = "ALTER TABLE `$table` DROP PRIMARY KEY";
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foreach ( $alters as $query ) {
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$ydb->query( $query );
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}
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echo "<p>Structure of existing tables updated. Please wait...</p>";
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}
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/**
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* Alter table structure, part 2 (recreate indexes after the table is up to date)
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*
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*/
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function yourls_alter_url_table_to_14_part_two() {
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global $ydb;
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$table = YOURLS_DB_TABLE_URL;
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$alters = array();
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$alters[] = "ALTER TABLE `$table` ADD PRIMARY KEY ( `keyword` )";
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$alters[] = "ALTER TABLE `$table` ADD INDEX ( `ip` )";
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$alters[] = "ALTER TABLE `$table` ADD INDEX ( `timestamp` )";
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foreach ( $alters as $query ) {
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$ydb->query( $query );
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}
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echo "<p>New table index created</p>";
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}
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/**
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* Convert each link from 1.3 (id) to 1.4 (keyword) structure
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*
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*/
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function yourls_update_table_to_14() {
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global $ydb;
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$table = YOURLS_DB_TABLE_URL;
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// Modify each link to reflect new structure
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$chunk = 45;
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$from = isset($_GET['from']) ? intval( $_GET['from'] ) : 0 ;
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$total = yourls_get_db_stats();
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$total = $total['total_links'];
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$sql = "SELECT `keyword`,`url` FROM `$table` WHERE 1=1 ORDER BY `url` ASC LIMIT $from, $chunk ;";
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$rows = $ydb->get_results($sql);
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$count = 0;
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$queries = 0;
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foreach( $rows as $row ) {
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$keyword = $row->keyword;
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$url = $row->url;
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$newkeyword = yourls_int2string( $keyword );
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$ydb->query("UPDATE `$table` SET `keyword` = '$newkeyword' WHERE `url` = '$url';");
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if( $ydb->result === true ) {
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$queries++;
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} else {
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echo "<p>Huho... Could not update rown with url='$url', from keyword '$keyword' to keyword '$newkeyword'</p>"; // Find what went wrong :/
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}
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$count++;
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}
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// All done for this chunk of queries, did it all go as expected?
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$success = true;
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if( $count != $queries ) {
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$success = false;
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$num = $count - $queries;
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echo "<p>$num error(s) occured while updating the URL table :(</p>";
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}
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if ( $count == $chunk ) {
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// there are probably other rows to convert
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$from = $from + $chunk;
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$remain = $total - $from;
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echo "<p>Converted $chunk database rows ($remain remaining). Continuing... Please do not close this window until it's finished!</p>";
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yourls_redirect_javascript( yourls_admin_url( "upgrade.php?step=2&oldver=1.3&newver=1.4&oldsql=100&newsql=200&from=$from" ), $success );
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} else {
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// All done
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echo '<p>All rows converted! Please wait...</p>';
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yourls_redirect_javascript( yourls_admin_url( "upgrade.php?step=3&oldver=1.3&newver=1.4&oldsql=100&newsql=200" ), $success );
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}
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}
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/**
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* Clean .htaccess as it existed before 1.4. Returns boolean
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*
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*/
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function yourls_clean_htaccess_for_14() {
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$filename = YOURLS_ABSPATH.'/.htaccess';
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$result = false;
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if( is_writeable( $filename ) ) {
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$contents = implode( '', file( $filename ) );
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// remove "ShortURL" block
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$contents = preg_replace( '/# BEGIN ShortURL.*# END ShortURL/s', '', $contents );
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// comment out deprecated RewriteRule
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$find = 'RewriteRule .* - [E=REMOTE_USER:%{HTTP:Authorization},L]';
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$replace = "# You can safely remove this 5 lines block -- it's no longer used in YOURLS\n".
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"# $find";
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$contents = str_replace( $find, $replace, $contents );
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// Write cleaned file
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$f = fopen( $filename, 'w' );
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fwrite( $f, $contents );
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fclose( $f );
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$result = true;
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}
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return $result;
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}
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