<?php
/***************************************************************************
* InfoFrame (image generator for digital picture frames)
* Copyright (C) 2009 Tobias Kolb
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see http://www.gnu.org/licenses/
***************************************************************************/
require_once 'Zend/Loader.php';
Zend_Loader::loadClass('Zend_Gdata');
Zend_Loader::loadClass('Zend_Gdata_AuthSub');
Zend_Loader::loadClass('Zend_Gdata_ClientLogin');
Zend_Loader::loadClass('Zend_Gdata_Calendar');
class CalendarPlugin implements IPlugin
{
private $dbconn = NULL;
private $config = NULL;
public function __construct($dbconn, $config) {
$this->dbconn = $dbconn;
$this->config = $config;
}
public function doUpdate()
{
require_once 'zendfw/google-api-php-client/autoload.php';
// get calendar entries
session_start();
$client_id = $this->config['client_id'];
$service_account_name = $this->config['account_name'];
try
{
$client = new Google_Client();
$client->setApplicationName($this->config['project_name']);
$cal = new Google_Service_Calendar($client);
}
catch (Exception $e)
{
die ('Folgender Fehler trat auf: ' . $e->getMessage());
}
if (isset($_SESSION['service_token']))
$client->setAccessToken($_SESSION['service_token']);
$key = file_get_contents($this->config['key_file']);
$cred = new Google_Auth_AssertionCredentials($service_account_name, array('https://www.googleapis.com/auth/calendar'), $key);
$client->setAssertionCredentials($cred);
if ($client->getAuth()->isAccessTokenExpired())
$client->getAuth()->refreshTokenWithAssertion($cred);
$_SESSION['service_token'] = $client->getAccessToken();
//set startDate, endDate, eventParams
$cal_date = new DateTime('NOW');
$startDate = date_format($cal_date, DateTime::W3C);
$cal_date = date_modify($cal_date, "+".$this->config['number_of_days']." day");
$endDate = date_format($cal_date, DateTime::W3C);
$eventParams = array('timeMin' => $startDate,
'timeMax' => $endDate,
'singleEvents' => 'true');
//get Calendar Id´s
$calendarList = $cal->calendarList->listCalendarList();
// delete all old calendar entries
mysql_query("START TRANSACTION", $this->dbconn);
$query = "Delete from if_calendar";
mysql_query($query, $this->dbconn) or die('Error, delete query failed');
// get all calendars
foreach ($calendarList->getItems() as $calendar)
{
$calendarID = $calendar->getID();
$color = $calendar->getBackgroundColor();
$entries = $cal->events->listEvents($calendarID, $eventParams);
foreach ($entries->getItems() as $entry)
{
if (!empty($entry['modelData']['start']['dateTime']))
{
$begin = strtotime($entry['modelData']['start']['dateTime']);
$end = strtotime($entry['modelData']['end']['dateTime']);
}
else
{
$begin = strtotime($entry['modelData']['start']['date']);
$end = strtotime($entry['modelData']['end']['date']);
}
$title = $entry->getSummary();
$location = $entry->getLocation();
$this->addCalendar($color, $begin, $end, $title, $location);
}
}
// get all public calendars
$calender_num = 0;
while ($calendarID = $this->config['calendar_ID_' . ++$calender_num])
{
$color = $this->config['calendar_ID_color_' . $calender_num];
$entries = $cal->events->listEvents($calendarID, $eventParams);
foreach ($entries->getItems() as $entry)
{
if (!empty($entry['modelData']['start']['dateTime']))
{
$begin = strtotime($entry['modelData']['start']['dateTime']);
$end = strtotime($entry['modelData']['end']['dateTime']);
}
else
{
$begin = strtotime($entry['modelData']['start']['date']);
$end = strtotime($entry['modelData']['end']['date']);
}
$title = $entry->getSummary();
$location = $entry->getLocation();
$this->addCalendar($color, $begin, $end, $title, $location);
}
}
mysql_query("COMMIT", $this->dbconn);
}
public function doOutput($image, $style, $updateData, &$yoffset) {
if ($updateData)
$this->doUpdate();
$query = "SELECT * FROM `if_calendar` WHERE (`end` > NOW()) ORDER BY `begin` ASC";
$result = mysql_query($query, $this->dbconn);
if (mysql_num_rows($result) > 0) {
// define styles
$opt_header = array(
'width' => imagesx($image)-290,
'line_height' => 8,
'align' => ALIGN_LEFT
);
$opt_day = array(
'width' => imagesx($image)-290,
'height' => 14,
'line_height' => 14,
'align' => ALIGN_LEFT
);
$opt_entry = array(
'width' => imagesx($image)-290,
'height' => 12,
'line_height' => 12,
'align' => ALIGN_LEFT,
'word_wrap_hyphen' => '...',
'aggressive_word_wrap' => true,
);
// print header
imagettftextboxopt($image, 18, 0, 50, $yoffset, $style['textcolor'], $style['font'], "Nächste Termine", $opt_header);
$icon = ImageCreateFromPNG ( 'resources/icons/clock.png' );
ImageCopy($image, $icon, 20, $yoffset-12, 0, 0, imagesx($icon), imagesy($icon));
ImageDestroy($icon);
$yoffset += 14;
// print calendar
$counter = 0;
$formatDate = "%d.%m.%Y";
$formatTime = "%H:%M";
$today = strftime( $formatDate );
$tomorrow = strftime( $formatDate, strtotime("+1 day", time() ) );
$currently_displayed_day = 0;
while ($row = mysql_fetch_assoc($result)) {
$counter++;
// if end of screen is reached and more than one items left -> cut off and show hint "x more appointments..."
$rest = (mysql_num_rows($result) - $counter) + 1;
if (($yoffset >= (imagesy($image) - 36)) && ($rest > 1)) {
$text = "... $rest weitere Termine";
imagettftextboxopt($image, 14, 0, 24, $yoffset, $style['textcolor'], $style['fontb'], $text, $opt_entry);
$yoffset += 0;
break;
}
// print day name
$begin_date = strftime( $formatDate, strtotime($row['begin']));
// if begin day is before today set begin to today
if (strtotime($begin_date) < strtotime($today))
$begin_date = $today;
// now if begin is after $currently_displayed_day update $currently_displayed_day
if (strtotime($begin_date) > $currently_displayed_day) {
// update currently_displayed_day
$currently_displayed_day = strtotime($begin_date);
// print day name
if( $begin_date == $today )
$dayname = "Heute";
else if( $begin_date == $tomorrow )
$dayname = "Morgen";
else
//$dayname = strftime("%A, ".$formatDate, strtotime($begin_date));
$dayname = datumDeutsch(strftime("%A, ".$formatDate, strtotime($begin_date)));
imagettftextboxopt($image, 14, 0, 50, $yoffset-1, $style['textcolor'], $style['fontb'], $dayname, $opt_day);
$yoffset += 22;
}
// build appointment time text
$end_date = strftime( $formatDate, strtotime($row['end']));
$begin_time = strftime( $formatTime, strtotime($row['begin']));
$end_time = strftime( $formatTime, strtotime($row['end']));
$text = $row['title'];
if ($row['location'] != null)
$text = $text . ", " . $row['location'];
if (($begin_time == "00:00") && ($end_time == "00:00")) {
// all day event (substract 1 second to get the real end date at 23:59)
$end_date = strftime( $formatDate, strtotime($row['end'])-1);
// if all day event is longer than one day -> print end date
if (strtotime($end_date) != $currently_displayed_day)
$text = $text." (bis ".$end_date.")";
} else {
// normal event with start and end time
$text = $text." (".$begin_time." - ";
// if event ends not this day -> display end date additionally to time
if (strtotime($end_date) != $currently_displayed_day)
$text = $text.$end_date.", ";
$text = $text.$end_time.")";
}
// roundboxtrans_middel($image, $xleft, $xend, $yoffset+2, $yoffset_abstand, $yoffset_end, $inhalt_zeilen_hoehe);
// roundboxtrans_bottom($image, $xleft, $xend, $yoffset, $yoffset_diff, $yoffset_abstand, $yoffset_end, $radius, $bottom_zeilen_hoehe);
/*
if ($letzter_eintrag == $currently_displayed_day) {
if (strlen($text) >= 15) $xoffset = 150;
$xoffset += 130;
$yoffset -= 25;
}else{
$xoffset = 0;
roundboxtrans_middel($image, $xleft, $xend, $yoffset, $yoffset_abstand+1, $yoffset_end, $inhalt_zeilen_hoehe+1);
}
*/
// ------------------------------------------- Müllabfuhr----------------------------------------
if (($row['color']) == "#711616") {
if (strpos($row['title'], 'Blaue') !== false)
$icon = ImageCreateFromPNG ( 'resources/icons/tonne_blau.png' );
if (strpos($row['title'], 'Biotonne') !== false)
$icon = ImageCreateFromPNG ( 'resources/icons/tonne_gruen.png' );
if (strpos($row['title'], 'Gelber Sack') !== false)
$icon = ImageCreateFromPNG ( 'resources/icons/gelber_sack.png' );
if (strpos($row['title'], 'Restabfall') !== false)
$icon = ImageCreateFromPNG ( 'resources/icons/tonne_schwarz.png' );
ImageCopy($image, $icon, $xoffset+25, $yoffset-20, 0, 0, imagesx($icon), imagesy($icon));
ImageDestroy($icon);
}
// ------------------------------------------- Geburtstag ----------------------------------------
if (($row['color']) == "#711616") {
if (strpos($row['title'], 'Geburtstag') !== false)
$icon = ImageCreateFromPNG ( 'resources/icons/birth.png' );
ImageCopy($image, $icon, $xoffset+25, $yoffset-15, 0, 0, imagesx($icon), imagesy($icon));
ImageDestroy($icon);
}
// ------------------------------------------- Namenstag ----------------------------------------
if (($row['color']) == "#711616") {
$icon = ImageCreateFromPNG ( 'resources/icons/name.png' );
ImageCopy($image, $icon, $xoffset+27, $yoffset+1, 0, 0, imagesx($icon), imagesy($icon));
ImageDestroy($icon);
} else {
// ------------------------------------------- Standard - Button ----------------------------------------
// determine button color
$colorArray = htmlColorToRgb($row['color']);
$color = ImageColorAllocate ($image, $colorArray[0], $colorArray[1], $colorArray[2]);
// print appointment text and button
drawGlassButton($image, $color, $xoffset+30, $yoffset-2);
}
imagettftextboxopt($image, 12, 0, $xoffset+50, $yoffset-6, $style['textcolor'], $style['font'], $text, $opt_entry);
$yoffset += 10;
$letzter_eintrag = $currently_displayed_day;
}
$yoffset += 2;
}
// roundboxtrans_bottom($image, $xleft, $xend, $yoffset, $yoffset_diff, $yoffset_abstand+16, $yoffset_end, $radius, $bottom_zeilen_hoehe);
mysql_free_result($result);
}
private function addCalendar($color, $begin, $end, $title, $location) {
$query = "INSERT INTO `if_calendar` (`id`, `color`, `begin`, `end`, `title`, `location`)
VALUES (NULL,
'".mysql_real_escape_string($color)."', FROM_UNIXTIME($begin), FROM_UNIXTIME($end),
'".mysql_real_escape_string($title)."',
'".mysql_real_escape_string($location)."'
)";
mysql_query($query, $this->dbconn) or die('CalendarPlugin: '.mysql_error());
}
}
