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mytinytodo/src/ajax.php

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<?php
/*
This file is part of myTinyTodo.
(C) Copyright 2009 Max Pozdeev <maxpozdeev@gmail.com>
Licensed under the GNU GPL v3 license. See file COPYRIGHT for details.
*/
set_error_handler('myErrorHandler');
set_exception_handler('myExceptionHandler');
require_once('./init.php');
require_once('./lang/class.default.php');
require_once('./lang/'.Config::get('lang').'.php');
$lang = new Lang();
if(isset($_GET['loadLists']))
{
if($needAuth && !is_logged()) $sqlWhere = 'WHERE published=1';
else $sqlWhere = '';
$t = array();
$t['total'] = 0;
$q = $db->dq("SELECT * FROM {$db->prefix}lists $sqlWhere ORDER BY id ASC");
while($r = $q->fetch_assoc($q))
{
$t['total']++;
$t['list'][] = array(
'id' => $r['id'],
'name' => htmlarray($r['name']),
'sort' => (int)$r['sorting'],
'published' => $r['published'] ? 1 :0,
);
}
echo json_encode($t);
exit;
}
elseif(isset($_GET['loadTasks']))
{
stop_gpc($_GET);
$listId = (int)_get('list');
check_read_access($listId);
$sqlWhere = ' AND list_id='. $listId;
if(_get('compl') == 0) $sqlWhere .= ' AND compl=0';
$inner = '';
$tag = trim(_get('t'));
if($tag != '') {
$tag_id = get_tag_id($tag, $listId);
$inner = "INNER JOIN {$db->prefix}tag2task ON id=task_id";
$sqlWhere .= " AND tag_id=$tag_id ";
}
$s = trim(_get('s'));
if($s != '') $sqlWhere .= " AND (title LIKE ". $db->quoteForLike("%%%s%%",$s). " OR note LIKE ". $db->quoteForLike("%%%s%%",$s). ")";
$sort = (int)_get('sort');
$sqlSort = "ORDER BY compl ASC, ";
if($sort == 1) $sqlSort .= "prio DESC, ddn ASC, duedate ASC, ow ASC";
elseif($sort == 2) $sqlSort .= "ddn ASC, duedate ASC, prio DESC, ow ASC";
else $sqlSort .= "ow ASC";
$tz = (int)_get('tz');
if(Config::get('autotz')==0 || $tz<-720 || $tz>720 || $tz%30!=0) $tz = round(date('Z')/60);
$t = array();
$t['total'] = 0;
$t['list'] = array();
$q = $db->dq("SELECT *, duedate IS NULL AS ddn FROM {$db->prefix}todolist $inner WHERE 1=1 $sqlWhere $sqlSort");
while($r = $q->fetch_assoc($q))
{
$t['total']++;
$t['list'][] = prepareTaskRow($r, $tz);
}
echo json_encode($t);
exit;
}
elseif(isset($_GET['newTask']))
{
check_write_access();
stop_gpc($_POST);
$t = array();
$t['total'] = 0;
$listId = (int)_post('list');
$title = trim(_post('title'));
$prio = 0;
$tags = '';
if(Config::get('smartsyntax') != 0)
{
$a = parse_smartsyntax($title);
if($a === false) {
echo json_encode($t);
exit;
}
$title = $a['title'];
$prio = $a['prio'];
$tags = $a['tags'];
}
if($title == '') {
echo json_encode($t);
exit;
}
if(Config::get('autotag')) $tags .= ','._post('tag');
$tz = (int)_post('tz');
if(Config::get('autotz')==0 || $tz<-720 || $tz>720 || $tz%30!=0 ) $tz = round(date('Z')/60);
$ow = 1 + (int)$db->sq("SELECT MAX(ow) FROM {$db->prefix}todolist WHERE list_id=$listId AND compl=0");
$db->ex("BEGIN");
$db->dq("INSERT INTO {$db->prefix}todolist (list_id,title,d_created,ow,prio) VALUES ($listId,?,?,$ow,$prio)", array($title, time()));
$id = $db->last_insert_id();
if($tags)
{
$tag_ids = prepare_tags($tags, $listId);
if($tag_ids) {
update_task_tags($id, $tag_ids);
$db->ex("UPDATE {$db->prefix}todolist SET tags=? WHERE id=$id", $tags);
}
}
$db->ex("COMMIT");
$r = $db->sqa("SELECT * FROM {$db->prefix}todolist WHERE id=$id");
$t['list'][] = prepareTaskRow($r, $tz);
$t['total'] = 1;
echo json_encode($t);
exit;
}
elseif(isset($_GET['fullNewTask']))
{
check_write_access();
stop_gpc($_POST);
$listId = (int)_post('list');
$title = trim(_post('title'));
$note = str_replace("\r\n", "\n", trim(_post('note')));
$prio = (int)_post('prio');
if($prio < -1) $prio = -1;
elseif($prio > 2) $prio = 2;
$duedate = parse_duedate(trim(_post('duedate')));
$t = array();
$t['total'] = 0;
if($title == '') {
echo json_encode($t);
exit;
}
$tags = trim(_post('tags'));
if(Config::get('autotag')) $tags .= ','._post('tag');
$tz = (int)_post('tz');
if( Config::get('autotz')==0 || $tz<-720 || $tz>720 || $tz%30!=0 ) $tz = round(date('Z')/60);
$ow = 1 + (int)$db->sq("SELECT MAX(ow) FROM {$db->prefix}todolist WHERE list_id=$listId AND compl=0");
if(is_null($duedate)) $duedate = 'NULL'; else $duedate = $db->quote($duedate);
$db->ex("BEGIN");
$db->dq("INSERT INTO {$db->prefix}todolist (list_id,title,d_created,ow,prio,note,duedate) VALUES($listId,?,?,$ow,$prio,?,$duedate)", array($title,time(),$note));
$id = $db->last_insert_id();
if($tags)
{
$tag_ids = prepare_tags($tags, $listId);
if($tag_ids) {
update_task_tags($id, $tag_ids);
$db->ex("UPDATE {$db->prefix}todolist SET tags=? WHERE id=$id", $tags);
}
}
$db->ex("COMMIT");
$r = $db->sqa("SELECT * FROM {$db->prefix}todolist WHERE id=$id");
$t['list'][] = prepareTaskRow($r, $tz);
$t['total'] = 1;
echo json_encode($t);
exit;
}
elseif(isset($_GET['deleteTask']))
{
$id = (int)$_GET['deleteTask'];
$deleted = deleteTask($id);
$t = array();
$t['total'] = $deleted;
$t['list'][] = array('id'=>$id);
echo json_encode($t);
exit;
}
elseif(isset($_GET['completeTask']))
{
check_write_access();
$id = (int)$_GET['completeTask'];
$compl = _get('compl') ? 1 : 0;
if($compl) $ow = 1 + (int)$db->sq("SELECT MAX(ow) FROM {$db->prefix}todolist WHERE compl=1");
else $ow = 1 + (int)$db->sq("SELECT MAX(ow) FROM {$db->prefix}todolist WHERE compl=0");
$db->dq("UPDATE {$db->prefix}todolist SET compl=$compl,ow=$ow,d_completed=? WHERE id=$id", array($compl?time():0 ));
$t = array();
$t['total'] = 1;
$t['list'][] = array('id'=>$id, 'compl'=>$compl, 'ow'=>$ow);
echo json_encode($t);
exit;
}
elseif(isset($_GET['editNote']))
{
check_write_access();
$id = (int)$_GET['editNote'];
stop_gpc($_POST);
$note = str_replace("\r\n", "\n", trim(_post('note')));
$db->dq("UPDATE {$db->prefix}todolist SET note=? WHERE id=$id", $note);
$t = array();
$t['total'] = 1;
$t['list'][] = array('id'=>$id, 'note'=>nl2br(htmlarray($note)), 'noteText'=>(string)$note);
echo json_encode($t);
exit;
}
elseif(isset($_GET['editTask']))
{
check_write_access();
$id = (int)$_GET['editTask'];
stop_gpc($_POST);
$listId = (int)_post('list');
$title = trim(_post('title'));
$note = str_replace("\r\n", "\n", trim(_post('note')));
$prio = (int)_post('prio');
if($prio < -1) $prio = -1;
elseif($prio > 2) $prio = 2;
$duedate = parse_duedate(trim(_post('duedate')));
$t = array();
$t['total'] = 0;
if($title == '') {
echo json_encode($t);
exit;
}
$tags = trim(_post('tags'));
$tz = (int)_post('tz');
if( Config::get('autotz')==0 || $tz<-720 || $tz>720 || $tz%30!=0 ) $tz = round(date('Z')/60);
$db->ex("BEGIN");
$tag_ids = prepare_tags($tags, $listId);
$cur_ids = get_task_tags($id);
if($cur_ids) {
$ids = implode(',', $cur_ids);
$db->ex("DELETE FROM {$db->prefix}tag2task WHERE task_id=$id");
$db->dq("UPDATE {$db->prefix}tags SET tags_count=tags_count-1 WHERE id IN ($ids)");
}
if($tag_ids) {
update_task_tags($id, $tag_ids);
}
if(is_null($duedate)) $duedate = 'NULL'; else $duedate = $db->quote($duedate);
$db->dq("UPDATE {$db->prefix}todolist SET title=?,note=?,prio=?,tags=?,duedate=$duedate WHERE id=$id", array($title,$note,$prio,$tags));
$db->ex("COMMIT");
$r = $db->sqa("SELECT * FROM {$db->prefix}todolist WHERE id=$id");
if($r) {
$t['list'][] = prepareTaskRow($r, $tz);
$t['total'] = 1;
}
echo json_encode($t);
exit;
}
elseif(isset($_GET['changeOrder']))
{
check_write_access();
stop_gpc($_POST);
$s = _post('order');
parse_str($s, $order);
$t = array();
$t['total'] = 0;
if($order)
{
$ad = array();
foreach($order as $id=>$diff) {
$ad[(int)$diff][] = (int)$id;
}
$db->ex("BEGIN");
foreach($ad as $diff=>$ids) {
if($diff >=0) $set = "ow=ow+".$diff;
else $set = "ow=ow-".abs($diff);
$db->dq("UPDATE {$db->prefix}todolist SET $set WHERE id IN (".implode(',',$ids).")");
}
$db->ex("COMMIT");
$t['total'] = 1;
}
echo json_encode($t);
exit;
}
elseif(isset($_POST['login']))
{
$t = array('logged' => 0);
if(!$needAuth) {
$t['disabled'] = 1;
echo json_encode($t);
exit;
}
stop_gpc($_POST);
$password = _post('password');
if($password == Config::get('password')) {
$t['logged'] = 1;
session_regenerate_id(1);
$_SESSION['logged'] = 1;
}
echo json_encode($t);
exit;
}
elseif(isset($_POST['logout']))
{
$_SESSION = array();
$t = array('logged' => 0);
echo json_encode($t);
exit;
}
elseif(isset($_GET['suggestTags']))
{
$listId = (int)_get('list');
check_read_access($listId);
$begin = trim(_get('q'));
$limit = (int)_get('limit');
if($limit<1) $limit = 8;
$q = $db->dq("SELECT name,id FROM {$db->prefix}tags WHERE list_id=$listId AND name LIKE ". $db->quoteForLike('%s%%',$begin). " AND tags_count>0 ORDER BY name LIMIT $limit");
$s = '';
while($r = $q->fetch_row()) {
$s .= "$r[0]|$r[1]\n";
}
echo htmlarray($s);
exit;
}
elseif(isset($_GET['setPrio']))
{
check_write_access();
$id = (int)$_GET['setPrio'];
$prio = (int)_get('prio');
if($prio < -1) $prio = -1;
elseif($prio > 2) $prio = 2;
$db->ex("UPDATE {$db->prefix}todolist SET prio=$prio WHERE id=$id");
$t = array();
$t['total'] = 1;
$t['list'][] = array('id'=>$id, 'prio'=>$prio);
echo json_encode($t);
exit;
}
elseif(isset($_GET['tagCloud']))
{
$listId = (int)_get('list');
check_read_access($listId);
$a = array();
$q = $db->dq("SELECT name,tags_count FROM {$db->prefix}tags WHERE list_id=$listId AND tags_count>0 ORDER BY tags_count ASC");
while($r = $q->fetch_row()) {
$a[$r[0]] = $r[1];
}
$t = array();
$t['total'] = 0;
$count = sizeof($a);
if(!$count) {
echo json_encode($t);
exit;
}
$qmax = max(array_values($a));
$qmin = min(array_values($a));
if($count >= 10) $grades = 10;
else $grades = $count;
$step = ($qmax - $qmin)/$grades;
foreach($a as $tag=>$q) {
$t['cloud'][] = array('tag'=>htmlarray($tag), 'w'=> tag_size($qmin,$q,$step) );
}
$t['total'] = $count;
echo json_encode($t);
exit;
}
elseif(isset($_POST['addList']))
{
check_write_access();
stop_gpc($_POST);
$t = array();
$t['total'] = 0;
$name = str_replace(array('"',"'",'<','>','&'),array('','','','',''),trim(_post('name')));
$db->dq("INSERT INTO {$db->prefix}lists (name) VALUES (?)", array($name));
$id = $db->last_insert_id();
$t['total'] = 1;
$r = $db->sqa("SELECT * FROM {$db->prefix}lists WHERE id=$id");
$t['list'][] = array(
'id' => $r['id'],
'name' => htmlarray($r['name']),
'sort' => (int)$r['sorting'],
'published' => $r['published'] ? 1 :0,
);
echo json_encode($t);
exit;
}
elseif(isset($_POST['renameList']))
{
check_write_access();
stop_gpc($_POST);
$t = array();
$t['total'] = 0;
$id = (int)_post('id');
$name = str_replace(array('"',"'",'<','>','&'),array('','','','',''),trim(_post('name')));
$db->dq("UPDATE {$db->prefix}lists SET name=? WHERE id=$id", array($name));
$t['total'] = $db->affected();
$r = $db->sqa("SELECT * FROM {$db->prefix}lists WHERE id=$id");
$t['list'][] = array(
'id' => $r['id'],
'name' => htmlarray($r['name']),
'sort' => (int)$r['sorting'],
'published' => $r['published'] ? 1 :0,
);
echo json_encode($t);
exit;
}
elseif(isset($_POST['deleteList']))
{
check_write_access();
stop_gpc($_POST);
$t = array();
$t['total'] = 0;
$id = (int)_post('id');
$db->ex("BEGIN");
$db->ex("DELETE FROM {$db->prefix}lists WHERE id=$id");
$t['total'] = $db->affected();
if($t['total']) {
$db->ex("DELETE FROM {$db->prefix}tags WHERE list_id=$id");
# sqlite doesnt support DELETE FROM INNNER JOIN
$db->ex("DELETE FROM {$db->prefix}tag2task WHERE task_id IN (SELECT id FROM {$db->prefix}todolist WHERE list_id=$id)");
$db->ex("DELETE FROM {$db->prefix}todolist WHERE list_id=$id");
}
$db->ex("COMMIT");
echo json_encode($t);
exit;
}
elseif(isset($_GET['setSort']))
{
check_write_access();
$listId = (int)_post('list');
$sort = (int)_post('sort');
if($sort < 0 || $sort > 2) $sort = 0;
$db->ex("UPDATE {$db->prefix}lists SET sorting=$sort WHERE id=$listId");
echo json_encode(array('total'=>1));
exit;
}
elseif(isset($_GET['publishList']))
{
check_write_access();
$listId = (int)_post('list');
$publish = (int)_post('publish');
$db->ex("UPDATE {$db->prefix}lists SET published=? WHERE id=$listId", array($publish ? 1 : 0));
echo json_encode(array('total'=>1));
exit;
}
elseif(isset($_GET['moveTask']))
{
check_write_access();
$id = (int)_post('id');
// $fromId = (int)_post('from');
$toId = (int)_post('to');
$r = moveTask($id, $toId);
echo json_encode(array('total'=>$r?1:0));
exit;
}
###################################################################################################
function prepareTaskRow($r, $tz)
{
global $lang;
$dueA = prepare_duedate($r['duedate'], $tz);
$dCreated = timestampToDatetime($r['d_created'], $tz);
return array(
'id' => $r['id'],
'title' => htmlarray($r['title']),
'date' => htmlarray($dCreated),
'dateInline' => htmlarray(sprintf($lang->get('taskdate_inline'), $dCreated)),
'dateCompleted' => htmlarray(timestampToDatetime($r['d_completed'], $tz)),
'compl' => (int)$r['compl'],
'prio' => $r['prio'],
'note' => nl2br(htmlarray($r['note'])),
'noteText' => (string)$r['note'],
'ow' => (int)$r['ow'],
'tags' => htmlarray($r['tags']),
'duedate' => $dueA['formatted'],
'dueClass' => $dueA['class'],
'dueStr' => htmlarray($dueA['str']),
'dueInt' => date2int($r['duedate']),
);
}
function check_read_access($listId = null)
{
global $db;
if(Config::get('password') == '') return true;
if(is_logged()) return true;
if($listId)
{
$id = $db->sq("SELECT id FROM {$db->prefix}lists WHERE id=? AND published=1", array($listId));
if($id) return;
}
echo json_encode( array('total'=>0, 'list'=>array(), 'denied'=>1) );
exit;
}
function check_write_access()
{
if(Config::get('password') == '') return;
if(is_logged()) return;
echo json_encode( array('total'=>0, 'list'=>array(), 'denied'=>1) );
exit;
}
function prepare_tags(&$tags_str, $listId)
{
$tag_ids = array();
$tag_names = array();
$tags = explode(',', $tags_str);
foreach($tags as $v)
{
# remove duplicate tags?
$tag = str_replace(array('"',"'",'<','>','&'),array('','','','',''),trim($v));
if($tag == '') continue;
list($tag_id,$tag_name) = get_or_create_tag($tag, $listId);
if($tag_id && !in_array($tag_id, $tag_ids)) {
$tag_ids[] = $tag_id;
$tag_names[] = $tag_name;
}
}
$tags_str = implode(',', $tag_names);
return $tag_ids;
}
function get_or_create_tag($name, $listId)
{
global $db;
$tag = $db->sq("SELECT id,name FROM {$db->prefix}tags WHERE list_id=? AND name=?", array($listId, $name));
if($tag) return $tag;
# need to create tag
$db->ex("INSERT INTO {$db->prefix}tags (name,list_id) VALUES (?,?)", array($name,$listId));
return array($db->last_insert_id(), $name);
}
function get_tag_id($tag, $listId)
{
global $db;
$id = $db->sq("SELECT id FROM {$db->prefix}tags WHERE list_id=? AND name=?", array($listId, $tag));
return $id ? $id : 0;
}
function get_task_tags($id)
{
global $db;
$q = $db->dq("SELECT tag_id FROM {$db->prefix}tag2task WHERE task_id=?", $id);
$a = array();
while($r = $q->fetch_row()) {
$a[] = $r[0];
}
return $a;
}
function update_task_tags($id, $tag_ids)
{
global $db;
foreach($tag_ids as $v) {
$db->ex("INSERT INTO {$db->prefix}tag2task (task_id,tag_id) VALUES ($id,$v)");
}
$db->ex("UPDATE {$db->prefix}tags SET tags_count=tags_count+1 WHERE id IN (". implode(',', $tag_ids). ")");
}
function parse_smartsyntax($title)
{
$a = array();
if(!preg_match("|^(/([+-]{0,1}\d+)?/)?(.*?)(\s+/([^/]*)/$)?$|", $title, $m)) return false;
$a['prio'] = isset($m[2]) ? (int)$m[2] : 0;
$a['title'] = isset($m[3]) ? trim($m[3]) : '';
$a['tags'] = isset($m[5]) ? trim($m[5]) : '';
if($a['prio'] < -1) $a['prio'] = -1;
elseif($a['prio'] > 2) $a['prio'] = 2;
return $a;
}
function tag_size($qmin, $q, $step)
{
if($step == 0) return 1;
$v = ceil(($q - $qmin)/$step);
if($v == 0) return 0;
else return $v-1;
}
function parse_duedate($s)
{
$y = $m = $d = 0;
if(preg_match("|^(\d+)-(\d+)-(\d+)\b|", $s, $ma)) {
$y = (int)$ma[1]; $m = (int)$ma[2]; $d = (int)$ma[3];
}
elseif(preg_match("|^(\d+)\/(\d+)\/(\d+)\b|", $s, $ma))
{
if(Config::get('duedateformat') == 4) {
$d = (int)$ma[1]; $m = (int)$ma[2]; $y = (int)$ma[3];
} else {
$m = (int)$ma[1]; $d = (int)$ma[2]; $y = (int)$ma[3];
}
}
elseif(preg_match("|^(\d+)\.(\d+)\.(\d+)\b|", $s, $ma)) {
$d = (int)$ma[1]; $m = (int)$ma[2]; $y = (int)$ma[3];
}
elseif(preg_match("|^(\d+)\.(\d+)\b|", $s, $ma)) {
$d = (int)$ma[1]; $m = (int)$ma[2];
$a = explode(',', date('Y,m,d'));
if( $m<(int)$a[1] || ($m==(int)$a[1] && $d<(int)$a[2]) ) $y = (int)$a[0]+1;
else $y = (int)$a[0];
}
elseif(preg_match("|^(\d+)\/(\d+)\b|", $s, $ma))
{
if(Config::get('duedateformat') == 4) {
$d = (int)$ma[1]; $m = (int)$ma[2];
} else {
$m = (int)$ma[1]; $d = (int)$ma[2];
}
$a = explode(',', date('Y,m,d'));
if( $m<(int)$a[1] || ($m==(int)$a[1] && $d<(int)$a[2]) ) $y = (int)$a[0]+1;
else $y = (int)$a[0];
}
else return null;
if($y < 100) $y = 2000 + $y;
elseif($y < 1000 || $y > 2099) $y = 2000 + (int)substr((string)$y, -2);
if($m > 12) $m = 12;
$maxdays = daysInMonth($m,$y);
if($m < 10) $m = '0'.$m;
if($d > $maxdays) $d = $maxdays;
elseif($d < 10) $d = '0'.$d;
return "$y-$m-$d";
}
function prepare_duedate($duedate, $tz)
{
global $lang;
$a = array( 'class'=>'', 'str'=>'', 'formatted'=>'' );
if($duedate == '') {
return $a;
}
$ad = explode('-', $duedate);
$at = explode('-', gmdate('Y-m-d', time() + $tz*60));
$diff = mktime(0,0,0,$ad[1],$ad[2],$ad[0]) - mktime(0,0,0,$at[1],$at[2],$at[0]);
if($diff < -604800 && $ad[0] == $at[0]) { $a['class'] = 'past'; $a['str'] = formatDate3(Config::get('dateformatshort'), (int)$ad[0], (int)$ad[1], (int)$ad[2], $lang); }
elseif($diff < -604800) { $a['class'] = 'past'; $a['str'] = formatDate3(Config::get('dateformat'), (int)$ad[0], (int)$ad[1], (int)$ad[2], $lang); }
elseif($diff < -86400) { $a['class'] = 'past'; $a['str'] = sprintf($lang->get('daysago'),ceil(abs($diff)/86400)); }
elseif($diff < 0) { $a['class'] = 'past'; $a['str'] = $lang->get('yesterday'); }
elseif($diff < 86400) { $a['class'] = 'today'; $a['str'] = $lang->get('today'); }
elseif($diff < 172800) { $a['class'] = 'today'; $a['str'] = $lang->get('tomorrow'); }
elseif($diff < 691200) { $a['class'] = 'soon'; $a['str'] = sprintf($lang->get('indays'),ceil($diff/86400)); }
elseif($ad[0] == $at[0]) { $a['class'] = 'future'; $a['str'] = formatDate3(Config::get('dateformatshort'), (int)$ad[0], (int)$ad[1], (int)$ad[2], $lang); }
else { $a['class'] = 'future'; $a['str'] = formatDate3(Config::get('dateformat'), (int)$ad[0], (int)$ad[1], (int)$ad[2], $lang); }
if(Config::get('duedateformat') == 2) $a['formatted'] = (int)$ad[1].'/'.(int)$ad[2].'/'.$ad[0];
elseif(Config::get('duedateformat') == 3) $a['formatted'] = $ad[2].'.'.$ad[1].'.'.$ad[0];
elseif(Config::get('duedateformat') == 4) $a['formatted'] = $ad[2].'/'.$ad[1].'/'.$ad[0];
else $a['formatted'] = $duedate;
return $a;
}
function date2int($d)
{
if(!$d) return 33330000;
$ad = explode('-', $d);
$s = $ad[0];
if(strlen($ad[1]) < 2) $s .= "0$ad[1]"; else $s .= $ad[1];
if(strlen($ad[2]) < 2) $s .= "0$ad[2]"; else $s .= $ad[2];
return (int)$s;
}
function daysInMonth($m, $y=0)
{
if($y == 0) $y = (int)date('Y');
$a = array(1=>31,(($y-2000)%4?28:29),31,30,31,30,31,31,30,31,30,31);
if(isset($a[$m])) return $a[$m]; else return 0;
}
function myErrorHandler($errno, $errstr, $errfile, $errline)
{
if($errno==E_ERROR || $errno==E_CORE_ERROR || $errno==E_COMPILE_ERROR || $errno==E_USER_ERROR || $errno==E_PARSE) $error = 'Error';
elseif($errno==E_WARNING || $errno==E_CORE_WARNING || $errno==E_COMPILE_WARNING || $errno==E_USER_WARNING || $errno==E_STRICT) {
if(error_reporting() & $errno) $error = 'Warning'; else return;
}
elseif($errno==E_NOTICE || $errno==E_USER_NOTICE) {
if(error_reporting() & $errno) $error = 'Notice'; else return;
}
elseif(defined('E_DEPRECATED') && ($errno==E_DEPRECATED || $errno==E_USER_DEPRECATED)) { # since 5.3.0
if(error_reporting() & $errno) $error = 'Notice'; else return;
}
else $error = "Error ($errno)"; # here may be E_RECOVERABLE_ERROR
throw new Exception("$error: '$errstr' in $errfile:$errline", -1);
}
function myExceptionHandler($e)
{
if(-1 == $e->getCode()) {
echo $e->getMessage(); exit;
}
echo 'Exception: \''. $e->getMessage() .'\' in '. $e->getFile() .':'. $e->getLine();
exit;
}
function deleteTask($id)
{
check_write_access();
global $db;
$tags = get_task_tags($id);
$db->ex("BEGIN");
if($tags) {
$s = implode(',', $tags);
$db->ex("DELETE FROM {$db->prefix}tag2task WHERE task_id=$id");
$db->ex("UPDATE {$db->prefix}tags SET tags_count=tags_count-1 WHERE id IN ($s)");
$db->ex("DELETE FROM {$db->prefix}tags WHERE tags_count < 1"); # slow on large amount of tags
}
$db->dq("DELETE FROM {$db->prefix}todolist WHERE id=$id");
$affected = $db->affected();
$db->ex("COMMIT");
return $affected;
}
function moveTask($id, $listId)
{
check_write_access();
global $db;
$r = $db->sqa("SELECT * FROM {$db->prefix}todolist WHERE id=?", array($id));
if(!$r || $listId == $r['list_id']) return false;
if(!$db->sq("SELECT COUNT(*) FROM {$db->prefix}lists WHERE id=?", $listId))
return false;
$ow = 1 + (int)$db->sq("SELECT MAX(ow) FROM {$db->prefix}todolist WHERE list_id=? AND compl=?", array($listId, $r['compl']?1:0));
$tags = get_task_tags($id);
$db->ex("BEGIN");
if($tags)
{
$s = implode(',', $tags);
$db->ex("DELETE FROM {$db->prefix}tag2task WHERE task_id=?", $id);
$db->ex("UPDATE {$db->prefix}tags SET tags_count=tags_count-1 WHERE id IN ($s)");
$db->ex("DELETE FROM {$db->prefix}tags WHERE tags_count < 1"); #slow
update_task_tags($id, prepare_tags($r['tags'], $listId));
}
$db->dq("UPDATE {$db->prefix}todolist SET list_id=?, ow=? WHERE id=?", array($listId, $ow, $id));
$db->ex("COMMIT");
return true;
}
?>
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