<?php
// includes & settings
error_reporting (E_ERROR);
$loc = setlocale (LC_ALL, 'de_DE.UTF8', 'de_DE', 'de', 'ge');
require_once 'library/tools.php';
require_once 'library/dbconn.php';
require_once 'library/iplugin.php';
require_once 'library/roundbox.php';
// read config
$config = parse_ini_file ("config.ini", true);
$sysconfig = $config['System'];
if ($sysconfig['zendfw_path'] != "")
set_include_path (get_include_path () . PATH_SEPARATOR . $sysconfig['zendfw_path']);
// test database connection
$dbconn = DbConnection::connect ($sysconfig['db_host'], $sysconfig['db_name'], $sysconfig['db_user'], $sysconfig['db_password']);
if (!$dbconn) die ('keine Datenbankverbindung möglich: ' . mysql_error ());
// test directory cache
if (!file_exists ('cache/')) mkdir ('cache');
// some more settings
$image_width = $sysconfig['image_width'];
$image_height = $sysconfig['image_height'];
// Background image
$bgimagefile = $sysconfig['background'];
$im = ImageCreateTrueColor ($image_width, $image_height);
$bg = @ImageCreateFromJpeg ($bgimagefile);
imagecopyresampled ($im, $bg, 0, 0, 0, 0, $image_width, $image_height, imagesx ($bg), imagesy ($bg));
// schatten auf background
if ($sysconfig['shadow'] == 1)
{
ImageAlphaBlending ($im, TRUE);
$xy = 0;
$thick = 250;
while ($xy < $thick)
{
ImageLine($im, 0, $image_height-$xy , $image_width, $image_height-$xy, ImageColorResolveAlpha ($im, 0, 0, 0, ($xy-$thick - 2) / 2));
ImageLine($im, 0, $xy , $image_width, $xy, ImageColorResolveAlpha ($im, 0, 0, 0, $xy / 2));
ImageLine($im, $image_width-$xy , 0, $image_width-$xy, $image_height, ImageColorResolveAlpha ($im, 0, 0, 0, ($xy-$thick - 2) / 2));
// ImageLine($im, $xy, 0 , $xy, $image_height, ImageColorResolveAlpha ($im, 0, 0, 0, $xy / 2));
$xy++;
}
}
// load and init plugins (calls, weather, calendar, mails...)
// every ini [group] except "System" is used as class name for a plugin and instantiated
$plugins = array ();
foreach ($config as $key=>$elem)
{
// überarbeiten, das kann in ein if
if ($key != "System")
{
require_once 'plugins/' . $key . '.php';
$plugins[$key] = new $key ($dbconn, $config[$key]);
}
}
// set $udatePlugins auf true wenn last update is older than config:updatetime minutes
$updateInterval = $sysconfig['updatetime'];
if (($updateInterval == null) || ($updateInterval == "")) $updateInterval = 5;
$updatePlugins = false;
$query = "SELECT value FROM if_system where name = 'last_update'";
$result = mysql_query ($query, $dbconn);
if (mysql_num_rows ($result) > 0)
{
$row = mysql_fetch_assoc ($result);
$diff_seconds = (time () - $row['value']);
if ($diff_seconds >= ($updateInterval * 60))
{
$updatePlugins = true;
// update last_update date
$query = "UPDATE if_system SET value = '" . time() . "' WHERE name = 'last_update'";
mysql_query ($query, $dbconn) or die ('Error, insert query failed: ' . mysql_error ());
}
}
else
{
$updatePlugins = true;
// insert last_update date
$query = "INSERT INTO if_system (name, value) VALUES ('last_update', '" . time() . "')";
mysql_query ($query, $dbconn) or die ('Error, insert query failed: ' . mysql_error ());
}
mysql_free_result ($result);
// Output
// styles
$style = array ();
$style['textcolor'] = ImageColorAllocate ($im, 255, 255, 255);
$style['yellow'] = ImageColorAllocate ($im, 255, 255, 0);
$style['red'] = ImageColorAllocate ($im, 255, 0, 0);
$style['font'] = 'resources/calibri.ttf';
$style['fontb'] = 'resources/calibrib.ttf';
// current vertical offset for main info area. Must be increased by each plugin writing to this area,
// so that following plugins knows correct y position to start output from
$currentYOffset = 160;
// Do output of all plugins (calls, weather, calendar, mails...) with one exception:
// If the phone is currently ringing, skip displaying other plugins to show the name/number
// of the caller as fast and huge as possible and don't waste time/space for weather, mails etc...
if (($plugins['CallsPlugin']) && ($plugins['CallsPlugin']->isPhoneRinging ()))
$plugins['CallsPlugin']->doOutput ($im, $style, $updatePlugins, $currentYOffset);
else
{
// print all plugins in the order as they are in config
foreach ($plugins as $plugin)
{
$plugin->doOutput($im, $style, $updatePlugins, $currentYOffset);
}
// check again for active incomming call (maybe we just get one in the meantime while updating/printing all other plugins)
// if so don't output any image to prevent overwriting the (incoming call) image already sent to another request
if (($plugins['CallsPlugin']) && ($plugins['CallsPlugin']->isPhoneRinging ())) die ();
}
// print date & time
$opt = array('width' => 600, 'align' => ALIGN_LEFT);
imagettftextboxopt($im, 72, 0, 20, 25, $style['textcolor'], $style['font'], strftime ("%H:%M"), $opt);
imagettftextboxopt($im, 28, 0, 20, 95, $style['textcolor'], $style['font'], strftime ("%A, %d. %B %Y"), $opt);
imagesetthickness($im, 2);
imageline ($im, 15, 140, $image_width - 20, 140, $style['textcolor']);
header("Content-type: image/jpeg");
ImageJpeg ($im);
ImageDestroy ($im);
DbConnection::disconnect();
?>
