exif.install

<?php


/**
 * @file
 * The install part of the module.
 */

/**
 * Implements hook_install().
 */
function exif_install() {
    variable_set('exif_update', TRUE);
}

/**
 * Implements hook_install().
 */
function exif_uninstall() {
    variable_del('exif_update');
}

/**
 * Implements hook_requirements().
 */
function exif_requirements($phase) {
    $t = get_t();
    $requirements = array();
    if ($phase == 'runtime' || $phase == 'install') {
        if (!function_exists('exif_read_data')) {
            $requirements['exif_read_data'] = array(
                'title' => $t('EXIF library is not available'),
                'description' => $t('The Function exif_read_data is not available on the system. Please ensure the PHP module named EXIF has been installed.'),
                'value' => $t('EXIF library is not available'),
                'severity' => REQUIREMENT_ERROR,
            );
        }
        if (!function_exists('iptcparse')) {
            $requirements['iptcparse'] = array(
                'title' => $t('IPTC library is not available'),
                'description' => $t('The Function iptcparse is not available on the system. Please ensure the PHP module named GD has been installed.'),
                'value' => $t('GD library is not available'),
                'severity' => REQUIREMENT_ERROR,
            );
        }
        if (!function_exists('GetImageSize')) {
            $requirements['GetImageSize'] = array(
                'title' => $t('Image library is not available'),
                'description' => $t('The Function GetImageSize is not available on the system. Please ensure the PHP module named GD has been installed.'),
                'value' => $t('GD library is not available'),
                'severity' => REQUIREMENT_ERROR,
            );
        }
        if (!function_exists('mb_convert_encoding')) {
            $requirements['mb_convert_encoding'] = array(
                'title' => $t('Multibyte library is not available'),
                'description' => $t('The Function mb_convert_encoding is not available on the system. Please ensure the PHP module named php-mbstring has been installed.'),
                'value' => $t('php-mbstring library is not available'),
                'severity' => REQUIREMENT_ERROR,
            );
        }
    }
    return $requirements;
}