422 lines
10 KiB
PHP
422 lines
10 KiB
PHP
<?php
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# -- BEGIN LICENSE BLOCK ----------------------------------
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#
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# This file is part of periodical, a plugin for Dotclear 2.
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#
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# Copyright (c) 2009-2013 Jean-Christian Denis and contributors
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# contact@jcdenis.fr http://jcd.lv
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#
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# Licensed under the GPL version 2.0 license.
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# A copy of this license is available in LICENSE file or at
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# http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
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#
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# -- END LICENSE BLOCK ------------------------------------
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if (!defined('DC_RC_PATH')){return;}
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class periodical
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{
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public $core;
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public $con;
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protected $table;
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protected $blog;
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private $lock = null;
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public function __construct($core)
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{
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$this->core = $core;
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$this->con = $core->con;
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$this->table = $core->con->escape($core->prefix.'periodical');
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$this->blog = $core->con->escape($core->blog->id);
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}
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public function openCursor()
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{
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return $this->con->openCursor($this->table);
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}
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# Get periods
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public function getPeriods($params=array(),$count_only=false)
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{
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if ($count_only) {
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$q = 'SELECT count(T.periodical_id) ';
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}
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else
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{
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$q = 'SELECT T.periodical_id, T.periodical_type, ';
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if (!empty($params['columns']) && is_array($params['columns'])) {
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$q .= implode(', ',$params['columns']).', ';
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}
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$q .=
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'T.periodical_title, T.periodical_tz, '.
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'T.periodical_curdt, T.periodical_enddt, '.
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'T.periodical_pub_int, T.periodical_pub_nb ';
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}
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$q .= 'FROM '.$this->table.' T ';
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if (!empty($params['from'])) {
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$q .= $params['from'].' ';
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}
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$q .= "WHERE T.blog_id = '".$this->blog."' ";
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if (isset($params['periodical_type'])) {
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if (is_array($params['periodical_type']) && !empty($params['periodical_type'])) {
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$q .= 'AND T.periodical_type '.$this->con->in($params['periodical_type']);
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}
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elseif ($params['periodical_type'] != '') {
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$q .= "AND T.periodical_type = '".$this->con->escape($params['periodical_type'])."' ";
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}
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}
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else {
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$q .= "AND T.periodical_type = 'post' ";
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}
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if (!empty($params['periodical_id'])) {
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if (is_array($params['periodical_id'])) {
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array_walk($params['periodical_id'],create_function('&$v,$k','if($v!==null){$v=(integer)$v;}'));
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}
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else {
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$params['periodical_id'] = array((integer) $params['periodical_id']);
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}
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$q .= 'AND T.periodical_id '.$this->con->in($params['periodical_id']);
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}
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if (!empty($params['periodical_title'])) {
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$q .= "AND T.periodical_title = '".$this->con->escape($params['periodical_title'])."' ";
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}
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if (!empty($params['sql'])) {
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$q .= $params['sql'].' ';
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}
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if (!$count_only) {
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if (!empty($params['order'])) {
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$q .= 'ORDER BY '.$this->con->escape($params['order']).' ';
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}
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else {
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$q .= 'ORDER BY T.periodical_id ASC ';
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}
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}
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if (!$count_only && !empty($params['limit'])) {
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$q .= $this->con->limit($params['limit']);
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}
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$rs = $this->con->select($q);
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$rs->core = $this->core;
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$rs->periodical = $this;
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return $rs;
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}
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public function addPeriod($cur)
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{
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$this->con->writeLock($this->table);
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try
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{
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$id = $this->con->select(
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'SELECT MAX(periodical_id) FROM '.$this->table
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)->f(0) + 1;
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$cur->periodical_id = $id;
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$cur->blog_id = $this->blog;
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$cur->periodical_type = 'post';
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$cur->periodical_tz = $this->core->auth->getInfo('user_tz');
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$cur->insert();
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$this->con->unlock();
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}
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catch (Exception $e)
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{
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$this->con->unlock();
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throw $e;
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}
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return $cur->periodical_id;
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}
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public function updPeriod($period_id,$cur)
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{
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$period_id = (integer) $period_id;
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if ($cur->periodical_tz == ''
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&& ($cur->periodical_curdt != '' || $cur->periodical_enddt != '')) {
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$cur->periodical_tz = $this->core->auth->getInfo('user_tz');
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}
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$cur->update(
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"WHERE blog_id = '".$this->blog."' ".
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"AND periodical_id = ".$period_id." "
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);
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}
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# Delete a period
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public function delPeriod($period_id)
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{
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$period_id = (integer) $period_id;
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$params = array();
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$params['periodical_id'] = $period_id;
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$params['post_status'] = '';
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$rs = $this->getPosts($params);
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if (!$rs->isEmpty()) {
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throw new Exception('Periodical is not empty');
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}
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$this->con->execute(
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'DELETE FROM '.$this->table.' '.
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"WHERE blog_id = '".$this->blog."' ".
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"AND periodical_id = ".$period_id." "
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);
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}
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# Remove all posts related to a period
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public function delPeriodPosts($period_id)
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{
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$params = array();
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$params['post_status'] = '';
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$params['periodical_id'] = (integer) $period_id;
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$rs = $this->getPosts($params);
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if ($rs->isEmpty()) return;
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$ids = array();
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while($rs->fetch())
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{
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$ids[] = $rs->post_id;
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}
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if (empty($ids)) return;
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$this->con->execute(
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'DELETE FROM '.$this->core->prefix.'meta '.
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"WHERE meta_type = 'periodical' ".
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"AND post_id ".$this->con->in($ids)
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);
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}
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# Get posts related to periods
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public function getPosts($params=array(),$count_only=false)
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{
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if (!isset($params['columns'])) $params['columns'] = array();
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if (!isset($params['from'])) $params['from'] = '';
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if (!isset($params['sql'])) $params['sql'] = '';
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$params['columns'][] = 'T.periodical_id';
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$params['columns'][] = 'T.periodical_title';
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$params['columns'][] = 'T.periodical_type';
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$params['columns'][] = 'T.periodical_tz';
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$params['columns'][] = 'T.periodical_curdt';
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$params['columns'][] = 'T.periodical_enddt';
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$params['columns'][] = 'T.periodical_pub_int';
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$params['columns'][] = 'T.periodical_pub_nb';
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$params['from'] .= 'LEFT JOIN '.$this->core->prefix.'meta R ON P.post_id = R.post_id ';
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$params['from'] .= 'LEFT JOIN '.$this->table.' T ON CAST(T.periodical_id as char)=R.meta_id ';
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$params['sql'] .= "AND R.meta_type = 'periodical' ";
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$params['sql'] .= "AND T.periodical_type = 'post' ";
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if (!empty($params['periodical_id'])) {
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if (is_array($params['periodical_id'])) {
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array_walk($params['periodical_id'],create_function('&$v,$k','if($v!==null){$v=(integer)$v;}'));
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}
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else {
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$params['periodical_id'] = array((integer) $params['periodical_id']);
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}
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$params['sql'] .= 'AND T.periodical_id '.$this->con->in($params['periodical_id']);
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unset($params['periodical_id']);
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}
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if ($this->core->auth->check('admin',$this->core->blog->id)) {
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if (isset($params['post_status'])) {
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if ($params['post_status'] != '') {
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$params['sql'] .= 'AND P.post_status = '.(integer) $params['post_status'].' ';
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}
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unset($params['post_status']);
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}
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}
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else {
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$params['sql'] .= 'AND P.post_status = -2 ';
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}
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$rs = $this->core->blog->getPosts($params,$count_only);
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$rs->periodical = $this;
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return $rs;
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}
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# Add post to periodical
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public function addPost($period_id,$post_id)
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{
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$period_id = (integer) $period_id;
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$post_id = (integer) $post_id;
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# Check if exists
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$rs = $this->getPosts(array('post_id' => $post_id,'periodical_id' => $period_id));
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if (!$rs->isEmpty()) return;
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$cur = $this->con->openCursor($this->core->prefix.'meta');
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$this->con->writeLock($this->core->prefix.'meta');
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try
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{
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$cur->post_id = $post_id;
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$cur->meta_id = $period_id;
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$cur->meta_type = 'periodical';
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$cur->insert();
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$this->con->unlock();
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}
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catch (Exception $e)
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{
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$this->con->unlock();
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throw $e;
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}
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}
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# Delete post from periodical
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public function delPost($post_id)
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{
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$post_id = (integer) $post_id;
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$this->con->execute(
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'DELETE FROM '.$this->core->prefix.'meta '.
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"WHERE meta_type = 'periodical' ".
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"AND post_id = '".$post_id."' "
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);
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return true;
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}
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# Remove all posts without pending status from periodical
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public function cleanPosts($period_id=null)
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{
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$params = array();
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$params['post_status'] = '';
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$params['sql'] = 'AND post_status != -2 ';
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if ($period_id !== null) {
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$params['periodical_id'] = (integer) $period_id;
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}
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$rs = $this->getPosts($params);
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if ($rs->isEmpty()) return;
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$ids = array();
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while($rs->fetch())
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{
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$ids[] = $rs->post_id;
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}
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if (empty($ids)) return;
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$this->con->execute(
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'DELETE FROM '.$this->core->prefix.'meta '.
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"WHERE meta_type = 'periodical' ".
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"AND post_id ".$this->con->in($ids)
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);
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}
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public static function getTimesCombo()
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{
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return array(
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__('Hourly') => 'hour',
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__('twice a day') => 'halfday',
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__('Daily') => 'day',
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__('Weekly') => 'week',
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__('Monthly') => 'month'
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);
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}
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public static function getNextTime($ts,$period)
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{
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$ts = (integer) $ts;
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$e = explode(',',date('H,i,s,n,j,Y',$ts));
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switch($period)
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{
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case 'hour':
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$new_ts = mktime($e[0] + 1,$e[1],$e[2],$e[3],$e[4],$e[5]);
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break;
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case 'halfday':
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$new_ts = mktime($e[0],$e[1] + 12,$e[2],$e[3],$e[4],$e[5]);
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break;
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case 'day':
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$new_ts = mktime($e[0],$e[1],$e[2],$e[3],$e[4] + 1,$e[5]);
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break;
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case 'week':
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$new_ts = mktime($e[0],$e[1],$e[2],$e[3],$e[4] + 7,$e[5]);
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break;
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case 'month':
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$new_ts = mktime($e[0],$e[1],$e[2],$e[3] + 1,$e[4],$e[5]);
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break;
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default:
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$new_ts = 0;
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throw new Exception(__('Unknow frequence'));
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break;
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}
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return $new_ts;
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}
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# Lock a file to see if an update is ongoing
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public function lockUpdate()
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{
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try
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{
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# Need flock function
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if (!function_exists('flock')) {
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throw New Exception("Can't call php function named flock");
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}
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# Cache writable ?
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if (!is_writable(DC_TPL_CACHE)) {
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throw new Exception("Can't write in cache fodler");
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}
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# Set file path
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$f_md5 = md5($this->blog);
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$cached_file = sprintf('%s/%s/%s/%s/%s.txt',
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DC_TPL_CACHE,
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'periodical',
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substr($f_md5,0,2),
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substr($f_md5,2,2),
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$f_md5
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);
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# Real path
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$cached_file = path::real($cached_file,false);
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# Make dir
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if (!is_dir(dirname($cached_file))) {
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files::makeDir(dirname($cached_file),true);
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}
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# Make file
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if (!file_exists($cached_file)) {
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!$fp = @fopen($cached_file, 'w');
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if ($fp === false) {
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throw New Exception("Can't create file");
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}
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fwrite($fp,'1',strlen('1'));
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fclose($fp);
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}
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# Open file
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if (!($fp = @fopen($cached_file, 'r+'))) {
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throw New Exception("Can't open file");
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}
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# Lock file
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if (!flock($fp,LOCK_EX)) {
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throw New Exception("Can't lock file");
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}
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$this->lock = $fp;
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return true;
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}
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catch (Exception $e)
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{
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throw $e;
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}
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return false;
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}
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public function unlockUpdate()
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{
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@fclose($this->lock);
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$this->lock = null;
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}
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}
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?>
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