mirror of
https://github.com/maxpozdeev/mytinytodo.git
synced 2026-03-11 08:55:27 +00:00
245 lines
5.9 KiB
PHP
245 lines
5.9 KiB
PHP
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<?php
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/*
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This file is part of myTinyTodo.
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(C) Copyright 2009 Max Pozdeev <maxpozdeev@gmail.com>
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Licensed under the GNU GPL v3 license. See file COPYRIGHT for details.
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*/
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require_once('./init.php');
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if($needAuth && !is_logged())
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{
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die("Access denied!<br> Disable password protection or Log in.");
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}
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$dbclass = strtolower(get_class($db));
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$dbtype = ($dbclass == 'database_mysql') ? 'mysql' : 'sqlite';
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$lastVer = '1.2';
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echo '<html><head><meta name="robots" content="noindex,nofollow"></head><body>';
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echo "<b>myTinyTodo v$lastVer Setup</b><br><br>";
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# exclude sqlite2
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if($dbclass == 'database_sqlite') {
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exitMessage("Install/update is not available for sqlite2. Use sqlite v3.");
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}
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# determine current installed version
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$ver = get_ver($db, $dbtype);
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if(!$ver)
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{
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# install database
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if(!isset($_POST['install'])) {
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exitMessage("This will create myTinyTodo database <form method=post><input type=hidden name=install value=1><input type=submit value=' Install '></form>");
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}
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if($dbtype == 'mysql')
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{
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try
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{
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$db->ex(
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"CREATE TABLE todolist (
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`id` INT UNSIGNED NOT NULL auto_increment,
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`d` DATETIME NOT NULL,
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`compl` TINYINT UNSIGNED NOT NULL default 0,
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`title` VARCHAR(250) NOT NULL,
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`note` TEXT,
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`prio` TINYINT NOT NULL default 0, /* priority -,0,+ */
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`ow` INT NOT NULL default 0, /* order weight */
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`tags` VARCHAR(250) NOT NULL default '', /* denormalization - for fast access to task tags */
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`duedate` DATE default NULL,
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PRIMARY KEY(`id`)
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) CHARSET=utf8 ");
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$db->ex(
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"CREATE TABLE tags (
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`id` INT UNSIGNED NOT NULL auto_increment,
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`name` VARCHAR(50) NOT NULL,
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`tags_count` INT default 0,
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PRIMARY KEY(`id`),
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UNIQUE KEY(`name`)
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) CHARSET=utf8 ");
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$db->ex(
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"CREATE TABLE tag2task (
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`tag_id` INT UNSIGNED NOT NULL,
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`task_id` INT UNSIGNED NOT NULL,
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KEY(`tag_id`),
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KEY(`task_id`)
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) CHARSET=utf8 ");
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} catch (Exception $e) {
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exitMessage("<b>Error:</b> ". htmlarray($e->getMessage()));
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}
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}
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else
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{
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try
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{
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$db->ex(
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"CREATE TABLE todolist (
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id INTEGER PRIMARY KEY,
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d DATETIME NOT NULL default '0000-00-00',
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compl TINYINT UNSIGNED NOT NULL default 0,
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title VARCHAR(250) NOT NULL,
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note TEXT,
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prio TINYINT NOT NULL default 0,
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ow INT NOT NULL default 0,
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tags VARCHAR(250) NOT NULL default '',
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duedate DATE default NULL
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) ");
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$db->ex(
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"CREATE TABLE tags (
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id INTEGER PRIMARY KEY,
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name VARCHAR(50) NOT NULL COLLATE NOCASE UNIQUE,
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tags_count INT default 0
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) ");
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$db->ex(
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"CREATE TABLE tag2task (
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tag_id INTEGER NOT NULL,
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task_id INTEGER NOT NULL
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) ");
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$db->ex("CREATE INDEX tag_id ON tag2task (tag_id)");
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$db->ex("CREATE INDEX task_id ON tag2task (task_id)");
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} catch (Exception $e) {
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exitMessage("<b>Error:</b> ". htmlarray($e->getMessage()));
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}
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}
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}
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elseif($ver == $lastVer)
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{
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exitMessage("Installed version (v$ver) does not require database update.");
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}
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else
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{
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if(!in_array($ver, array('1.1'))) {
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exitMessage("Can not update database. Unsupported version ($ver).");
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}
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if(!isset($_POST['update'])) {
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exitMessage("Update database from v$ver to v1.2 <form method=post><input type=hidden name=update value=1><input type=submit value=' Update '></form>");
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}
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# update process
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if($ver == '1.1')
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{
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update_11_12($db, $dbtype);
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}
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}
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echo "Done<br><br> <b>Attention!</b> Delete this file for security reasons.";
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printFooter();
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function get_ver($db, $dbtype)
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{
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if(!$db->table_exists('todolist')) return '';
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$v = '1.0';
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if(!$db->table_exists('tags')) return $v;
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$v = '1.1';
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if($dbtype == 'mysql') {
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if(!has_field_mysql($db, 'todolist', 'duedate')) return $v;
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} else {
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if(!has_field_sqlite($db, 'todolist', 'duedate')) return $v;
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}
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$v = '1.2';
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return $v;
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}
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function exitMessage($s)
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{
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echo $s;
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printFooter();
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exit;
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}
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function printFooter()
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{
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echo "</body></html>";
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}
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function has_field_sqlite($db, $table, $field)
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{
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$q = $db->dq("PRAGMA table_info(". $db->quote($table). ")");
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while($r = $q->fetch_row()) {
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if($r[1] == $field) return true;
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}
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return false;
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}
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function has_field_mysql($db, $table, $field)
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{
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$q = $db->dq("DESCRIBE `$table`");
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while($r = $q->fetch_row()) {
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if($r[0] == $field) return true;
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}
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return false;
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}
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### 1.1-1.2 ##########
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function update_11_12($db, $dbtype)
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{
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echo "Changing database structure...<br>";
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if($dbtype == 'mysql') $db->ex("ALTER TABLE todolist ADD `duedate` DATE default NULL");
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else $db->ex("ALTER TABLE todolist ADD duedate DATE default NULL");
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echo "Fixing broken tags...<br>";
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$db->ex("BEGIN");
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$db->ex("DELETE FROM tags");
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$db->ex("DELETE FROM tag2task");
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$q = $db->dq("SELECT id,tags FROM todolist");
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while($r = $q->fetch_assoc())
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{
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if($r['tags'] == '') continue;
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$tag_ids = prepare_tags($r['tags']);
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if($tag_ids) update_task_tags($r['id'], $tag_ids);
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}
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$db->ex("COMMIT");
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}
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function prepare_tags(&$tags_str)
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{
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$tag_ids = array();
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$tag_names = array();
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$tags = explode(',', $tags_str);
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foreach($tags as $v)
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{
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# remove duplicate tags?
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$tag = str_replace(array('"',"'"),array('',''),trim($v));
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if($tag == '') continue;
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list($tag_id,$tag_name) = get_or_create_tag($tag);
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if($tag_id && !in_array($tag_id, $tag_ids)) {
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$tag_ids[] = $tag_id;
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$tag_names[] = $tag_name;
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}
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}
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$tags_str = implode(',', $tag_names);
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return $tag_ids;
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}
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function get_or_create_tag($name)
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{
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global $db;
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$tag = $db->sq("SELECT id,name FROM tags WHERE name=?", $name);
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if($tag) return $tag;
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# need to create tag
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$db->ex("INSERT INTO tags (name) VALUES (?)", $name);
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return array($db->last_insert_id(), $name);
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}
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function update_task_tags($id, $tag_ids)
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{
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global $db;
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foreach($tag_ids as $v) {
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$db->ex("INSERT INTO tag2task (task_id,tag_id) VALUES ($id,$v)");
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}
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$db->ex("UPDATE tags SET tags_count=tags_count+1 WHERE id IN (". implode(',', $tag_ids). ")");
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}
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### end 1.1-1.2 #####
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?>
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