[727] | 1 | <?php |
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| 2 | /**************************************************************************\ |
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| 3 | * eGroupWare - Calendar * |
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| 4 | * http://www.egroupware.org * |
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| 5 | * Based on Webcalendar by Craig Knudsen <cknudsen@radix.net> * |
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| 6 | * http://www.radix.net/~cknudsen * |
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| 7 | * Modified by Mark Peters <milosch@phpwhere.org> * |
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| 8 | * -------------------------------------------- * |
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| 9 | * This program is free software; you can redistribute it and/or modify it * |
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| 10 | * under the terms of the GNU General Public License as published by the * |
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| 11 | * Free Software Foundation; either version 2 of the License, or (at your * |
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| 12 | * option) any later version. * |
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| 13 | \**************************************************************************/ |
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| 14 | |
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| 15 | |
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| 16 | define('PHPGW_ACL_DELETEALARM',PHPGW_ACL_DELETE); // for now |
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| 17 | define('PHPGW_ACL_SETALARM',PHPGW_ACL_WRITE); |
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| 18 | define('PHPGW_ACL_READALARM',PHPGW_ACL_READ); |
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| 19 | |
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| 20 | class boalarm |
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| 21 | { |
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| 22 | var $so; |
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| 23 | var $cal; |
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| 24 | var $cal_id; |
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| 25 | |
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| 26 | var $tz_offset; |
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| 27 | |
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| 28 | var $debug = False; |
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| 29 | // var $debug = True; |
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| 30 | |
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| 31 | var $public_functions = array( |
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| 32 | 'add' => True, |
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| 33 | 'delete' => True |
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| 34 | ); |
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| 35 | |
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| 36 | function boalarm() |
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| 37 | { |
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| 38 | $cal_id = (isset($_POST['cal_id'])?(int)$_POST['cal_id']:''); |
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| 39 | if($cal_id) |
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| 40 | { |
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| 41 | $this->cal_id = $cal_id; |
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| 42 | } |
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| 43 | $this->bo = CreateObject('calendar.bocalendar',1); |
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| 44 | $this->so = CreateObject('calendar.socalendar',1); |
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| 45 | $this->tz_offset = $GLOBALS['phpgw']->datetime->tz_offset; |
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| 46 | |
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| 47 | if($this->debug) |
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| 48 | { |
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| 49 | echo "BO Owner : ".$this->bo->owner."<br>\n"; |
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| 50 | } |
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| 51 | |
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| 52 | if($this->bo->use_session) |
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| 53 | { |
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| 54 | $this->save_sessiondata(); |
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| 55 | } |
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| 56 | } |
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| 57 | |
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| 58 | function save_sessiondata() |
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| 59 | { |
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| 60 | $data = array( |
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| 61 | 'filter' => $this->bo->filter, |
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| 62 | 'cat_id' => $this->bo->cat_id, |
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| 63 | 'owner' => $this->bo->owner, |
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| 64 | 'year' => $this->bo->year, |
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| 65 | 'month' => $this->bo->month, |
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| 66 | 'day' => $this->bo->day |
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| 67 | ); |
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| 68 | $this->bo->save_sessiondata($data); |
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| 69 | } |
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| 70 | |
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| 71 | function read_entry($cal_id) |
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| 72 | { |
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| 73 | return $this->bo->read_entry((int)$cal_id); |
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| 74 | } |
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| 75 | |
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| 76 | /*! |
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| 77 | @function add |
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| 78 | @abstract adds a new alarm to an event |
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| 79 | @syntax add(&$event,$time,$login_id) |
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| 80 | @param &$event event to add the alarm too |
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| 81 | @param $time for the alarm in sec before the starttime of the event |
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| 82 | @param $login_id user to alarm |
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| 83 | @returns the alarm or False |
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| 84 | */ |
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| 85 | function add(&$event,$time,$owner) |
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| 86 | { |
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| 87 | //echo "<p>boalarm::add(event="; print_r($event); ",time=$time,owner=$owner)</p>\n"; |
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| 88 | if (!$this->check_perms(PHPGW_ACL_SETALARM,$owner) || !($cal_id = $event['id'])) |
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| 89 | { |
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| 90 | return False; |
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| 91 | } |
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| 92 | $alarm = Array( |
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| 93 | 'time' => ($etime=$this->bo->maketime($event['start'])) - $time, |
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| 94 | 'offset' => $time, |
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| 95 | 'owner' => $owner, |
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| 96 | 'enabled' => 1 |
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| 97 | ); |
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| 98 | $alarm['id'] = $this->so->save_alarm($cal_id,$alarm); |
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| 99 | $event['alarm'][$alarm['id']] = $alarm; |
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| 100 | $event['alarm'][$alarm['id']]['time'] = $alarm['time'] + $this->tz_offset; // allows viewing alarm time in users timezone |
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| 101 | |
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| 102 | return $alarm; |
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| 103 | } |
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| 104 | |
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| 105 | /*! |
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| 106 | @function check_perms |
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| 107 | @abstract checks if user has a certain grant from the owner of an alarm or event |
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| 108 | @syntax check_perms($grant,$owner) |
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| 109 | @param $grant PHPGW_ACL_{SET|READ|DELETE}ALARM (defined at the top of this file) |
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| 110 | */ |
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| 111 | function check_perms($grant,$owner) |
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| 112 | { |
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| 113 | return $this->bo->check_perms($grant,0,$owner); |
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| 114 | } |
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| 115 | |
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| 116 | /*! |
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| 117 | @function participants |
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| 118 | @abstract get the participants of an event, the user has grants to alarm |
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| 119 | @syntax participants($event,$fullnames=True) |
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| 120 | @param $event or cal_id of an event |
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| 121 | @param $fullnames if true return array with fullnames as values |
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| 122 | @returns array with account_ids as keys |
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| 123 | */ |
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| 124 | function participants($event,$fullnames=True) |
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| 125 | { |
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| 126 | if (!is_array($event)) |
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| 127 | { |
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| 128 | $event = $this->read_entry($event); |
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| 129 | } |
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| 130 | if (!$event) |
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| 131 | { |
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| 132 | return False; |
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| 133 | } |
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| 134 | $participants = array(); |
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| 135 | foreach ($event['participants'] as $uid => $status) |
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| 136 | { |
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| 137 | if ($this->check_perms(PHPGW_ACL_SETALARM,$uid)) |
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| 138 | { |
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| 139 | $participants[$uid] = $fullnames ? $GLOBALS['phpgw']->common->grab_owner_name($uid) : True; |
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| 140 | } |
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| 141 | } |
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| 142 | return $participants; |
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| 143 | } |
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| 144 | |
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| 145 | /*! |
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| 146 | @function enable |
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| 147 | @abstract enable or disable one or more alarms identified by its ids |
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| 148 | @syntax enable($ids,$enable=True) |
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| 149 | @param $ids array with alarm ids as keys (!) |
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| 150 | @returns the number of alarms enabled or -1 for insuficent permission to do so |
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| 151 | @note Not found alarms or insuficent perms stop the enableing of multiple alarms |
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| 152 | */ |
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| 153 | function enable($alarms,$enable=True) |
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| 154 | { |
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| 155 | $enabled = 0; |
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| 156 | foreach ($alarms as $id => $field) |
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| 157 | { |
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| 158 | if (!($alarm = $this->so->read_alarm($id))) |
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| 159 | { |
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| 160 | return 0; // alarm not found |
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| 161 | } |
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| 162 | if (!$alarm['enabled'] == !$enable) |
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| 163 | { |
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| 164 | continue; // nothing to do |
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| 165 | } |
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| 166 | if ($enable && !$this->check_perms(PHPGW_ACL_SETALARM,$alarm['owner']) || |
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| 167 | !$enable && !$this->check_perms(PHPGW_ACL_DELETEALARM,$alarm['owner'])) |
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| 168 | { |
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| 169 | return -1; |
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| 170 | } |
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| 171 | $alarm['enabled'] = (int)(!$alarm['enabled']); |
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| 172 | if ($this->so->save_alarm($alarm['cal_id'],$alarm)) |
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| 173 | { |
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| 174 | ++$enabled; |
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| 175 | } |
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| 176 | } |
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| 177 | return $enabled; |
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| 178 | } |
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| 179 | |
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| 180 | /*! |
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| 181 | @function delete |
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| 182 | @abstract delete one or more alarms identified by its ids |
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| 183 | @syntax delete($ids) |
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| 184 | @param $ids array with alarm ids as keys (!) |
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| 185 | @returns the number of alarms deleted or -1 for insuficent permission to do so |
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| 186 | @note Not found alarms or insuficent perms stop the deleting of multiple alarms |
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| 187 | */ |
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| 188 | function delete($alarms) |
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| 189 | { |
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| 190 | $deleted = 0; |
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| 191 | foreach ($alarms as $id => $field) |
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| 192 | { |
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| 193 | if (!($alarm = $this->so->read_alarm($id))) |
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| 194 | { |
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| 195 | return 0; // alarm not found |
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| 196 | } |
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| 197 | if (!$this->check_perms(PHPGW_ACL_DELETEALARM,$alarm['owner'])) |
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| 198 | { |
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| 199 | return -1; |
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| 200 | } |
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| 201 | if ($this->so->delete_alarm($id)) |
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| 202 | { |
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| 203 | ++$deleted; |
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| 204 | } |
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| 205 | } |
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| 206 | return $deleted; |
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| 207 | } |
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| 208 | } |
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| 209 | ?> |
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