Automatically migrated from Gitolite
You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
 
 
 
 

90 lines
1.6 KiB

<?php
$cphp_dependencies = array();
$cphp_last_dependency = "";
function cphp_dependency_provides($component, $version)
{
global $cphp_dependencies, $cphp_last_dependency;
$cphp_dependencies[$component] = $version;
$cphp_last_dependency = $component;
}
function cphp_dependency_requires($component, $version)
{
global $cphp_dependencies, $cphp_last_dependency;
if(!isset($cphp_dependencies[$component]))
{
die("The {$cphp_last_dependency} component requires the {$component} component to be loaded, but this is not the case.");
}
$current_version = $cphp_dependencies[$component];
if(!cphp_dependency_match($current_version, $version))
{
die("The {$cphp_last_dependency} component requires the {$component} component with version {$version} to be loaded, but an incompatible version ({$current_version}) was found.");
}
}
function cphp_dependency_match($available, $required)
{
if(strpos($required, ",") !== false)
{
$ranges = explode(",", $required);
}
else
{
$ranges[] = $version;
}
foreach($ranges as $range)
{
if(strpos($required, "|") !== false)
{
list($min, $max) = explode("|", $range);
$f_min = (float) $min;
$f_max = (float) $max;
$f_cur = (float) $available;
if(empty($min) && empty($max))
{
return true;
}
elseif(empty($min))
{
if($f_cur < $f_max)
{
return true;
}
else
{
return false;
}
}
elseif(empty($max))
{
if($f_cur > $f_min)
{
return true;
}
else
{
return false;
}
}
else
{
if($f_cur > $f_min && $f_cur < $f_max)
{
return true;
}
else
{
return false;
}
}
}
}
}
?>