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<?php
/**
* @file
* Install, update and uninstall functions for the color module.
*/
/**
* Implements hook_requirements().
*/
function color_requirements($phase) {
$requirements = array();
if ($phase == 'runtime') {
// Check for the PHP GD library.
if (function_exists('imagegd2')) {
$info = gd_info();
$requirements['color_gd'] = array(
'value' => $info['GD Version'],
);
// Check for PNG support.
if (function_exists('imagecreatefrompng')) {
$requirements['color_gd']['severity'] = REQUIREMENT_OK;
}
else {
$requirements['color_gd']['severity'] = REQUIREMENT_ERROR;
$requirements['color_gd']['description'] = t('The GD library for PHP is enabled, but was compiled without PNG support. Check the <a href="@url">PHP image documentation</a> for information on how to correct this.', array('@url' => 'http://www.php.net/manual/ref.image.php'));
}
}
else {
$requirements['color_gd'] = array(
'value' => t('Not installed'),
'severity' => REQUIREMENT_ERROR,
'description' => t('The GD library for PHP is missing or outdated. Check the <a href="@url">PHP image documentation</a> for information on how to correct this.', array('@url' => 'http://www.php.net/manual/book.image.php')),
);
}
$requirements['color_gd']['title'] = t('GD library PNG support');
}
return $requirements;
}
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