libretime/airtime_mvc/application/views/helpers/VersionNotify.php

58 lines
2.5 KiB
PHP

<?php
/**
* This file does the following things:
* 1. Calculate how many major versions back the current installation
* is from the latest release
* 2. Returns the matching icon based on result of 1, as HTML
* 3. Returns the matching tooltip message based on result of 1, as HTML
* (stored in pair of invisible div tags)
* 4. Returns the current version, as HTML (stored in pair of invisible div tags)
*/
class Airtime_View_Helper_VersionNotify extends Zend_View_Helper_Abstract{
public function versionNotify(){
if(Application_Model_Preference::GetPlanLevel() != 'disabled'){
return "";
}
// retrieve and validate current and latest versions,
$current = Application_Model_Preference::GetAirtimeVersion();
$latest = Application_Model_Preference::GetLatestVersion();
$link = Application_Model_Preference::GetLatestLink();
$currentExploded = explode('.', $current);
$latestExploded = explode('.', $latest);
if(count($currentExploded) != 3 || count($latestExploded) != 3) {
return "";
}
// Calculate the version difference;
// Example: if current = 1.9.5 and latest = 3.0.0, diff = 105
// Note: algorithm assumes the number after 1st dot never goes above 9
$versionDifference = (intval($latestExploded[0]) * 100 + intval($latestExploded[1]) *10 + intval($latestExploded[2]))
- (intval($currentExploded[0]) * 100 + intval($currentExploded[1] *10 + intval($currentExploded[2])));
// Pick icon based on distance this version is to the latest version available
if($versionDifference <= 0) {
// current version is up to date or newer
$class = "uptodate";
} else if($versionDifference < 20) {
// 2 or less major versions back
$class = "update";
} else if($versionDifference < 30) {
// 3 major versions back
$class = "update2";
} else {
// more than 3 major versions back
$class = "outdated";
}
$result = "<div id='version-diff' style='display:none'>" . $versionDifference . "</div>"
. "<div id='version-current' style='display:none'>" . $current . "</div>"
. "<div id='version-latest' style='display:none'>" . $latest . "</div>"
. "<div id='version-link' style='display:none'>" . $link . "</div>"
. "<div id='version-icon' class='" . $class . "'></div>";
return $result;
}
}