advagg_css_compress.admin.inc

<?php


/**
 * @file
 * Admin page callbacks for the advagg JS compression module.
 */

/**
 * Form builder; Configure advagg settings.
 *
 * @ingroup advagg_forms
 *
 * @see system_settings_form()
 */
function advagg_css_compress_admin_settings_form($form, $form_state) {
    drupal_set_title(t('AdvAgg: CSS Compression Settings'));
    advagg_display_message_if_requirements_not_met();
    $config_path = advagg_admin_config_root_path();
    $form = array();
    if (variable_get('advagg_cache_level', ADVAGG_CACHE_LEVEL) < 0) {
        $form['advagg_devel_msg'] = array(
            '#markup' => '<p>' . t('The settings below will not have any effect because AdvAgg is currently in <a href="@devel">development mode</a>. Once the cache settings have been set to normal or aggressive, CSS minification will take place.', array(
                '@devel' => url($config_path . '/advagg', array(
                    'fragment' => 'edit-advagg-cache-level',
                )),
            )) . '</p>',
        );
    }
    // Tell user to update library if a new version is available.
    $library_name = 'YUI-CSS-compressor-PHP-port';
    $module_name = 'advagg_css_compress';
    list($description) = advagg_get_version_description($library_name, $module_name);
    if (!empty($description)) {
        $form['advagg_version_msg'] = array(
            '#markup' => "<p>{$description}</p>",
        );
    }
    list($options, $description) = advagg_css_compress_configuration();
    $form['advagg_css_compressor'] = array(
        '#type' => 'radios',
        '#title' => t('File Compression: Select a Compressor'),
        '#default_value' => variable_get('advagg_css_compressor', ADVAGG_CSS_COMPRESSOR),
        '#options' => $options,
        '#description' => filter_xss($description),
    );
    $inline_options = $options;
    unset($inline_options[-1]);
    $inline_options[0] = t('Disabled');
    $form['advagg_css_compress_inline'] = array(
        '#type' => 'radios',
        '#title' => t('Inline Compression: Select a Compressor'),
        '#default_value' => variable_get('advagg_css_compress_inline', ADVAGG_CSS_COMPRESS_INLINE),
        '#options' => $inline_options,
        '#description' => filter_xss($description),
    );
    $form['advagg_css_compress_inline_if_not_cacheable'] = array(
        '#type' => 'checkbox',
        '#title' => t('Inline Compression: Use even if this page is not cacheable'),
        '#default_value' => variable_get('advagg_css_compress_inline_if_not_cacheable', ADVAGG_CSS_COMPRESS_INLINE_IF_NOT_CACHEABLE),
        '#description' => t('By checking this box, all Inline CSS will be compressed regardless of the state of <a href="@link">drupal_page_is_cacheable()</a>.', array(
            '@link' => 'http://api.drupal.org/api/drupal/includes!bootstrap.inc/function/drupal_page_is_cacheable/7',
        )),
        '#states' => array(
            'disabled' => array(
                ':input[name="advagg_css_compress_inline"]' => array(
                    'value' => "0",
                ),
            ),
        ),
    );
    $options[ADVAGG_CSS_COMPRESSOR_FILE_SETTINGS] = t('Default');
    ksort($options);
    $form['per_file_settings'] = array(
        '#type' => 'fieldset',
        '#title' => t('Per File Settings'),
        '#collapsible' => TRUE,
        '#collapsed' => TRUE,
    );
    // Get filename and filename_hash.
    $results = db_select('advagg_files', 'af')->fields('af', array(
        'filename',
    ))
        ->condition('filetype', 'css')
        ->orderBy('filename', 'ASC')
        ->execute();
    $file_settings = variable_get('advagg_css_compressor_file_settings', array());
    foreach ($results as $row) {
        $dir = dirname($row->filename);
        if (!isset($form['per_file_settings'][$dir])) {
            $form['per_file_settings'][$dir] = array(
                '#type' => 'fieldset',
                '#title' => check_plain($dir),
                '#collapsible' => TRUE,
                '#collapsed' => TRUE,
            );
        }
        $form_api_filename = str_replace(array(
            '/',
            '.',
        ), array(
            '__',
            '--',
        ), $row->filename);
        $form['per_file_settings'][$dir]['advagg_css_compressor_file_settings_' . $form_api_filename] = array(
            '#type' => 'radios',
            '#title' => t('%filename: Select a Compressor', array(
                '%filename' => $row->filename,
            )),
            '#default_value' => isset($file_settings[$form_api_filename]) ? $file_settings[$form_api_filename] : ADVAGG_CSS_COMPRESSOR_FILE_SETTINGS,
            '#options' => $options,
        );
        if ($form['per_file_settings'][$dir]['advagg_css_compressor_file_settings_' . $form_api_filename]['#default_value'] != ADVAGG_CSS_COMPRESSOR_FILE_SETTINGS) {
            $form['per_file_settings'][$dir]['#collapsed'] = FALSE;
            $form['per_file_settings']['#collapsed'] = FALSE;
        }
    }
    // No css files are found.
    if (empty($results)) {
        $form['per_file_settings']['#description'] = t('No CSS files have been aggregated. You need to enable aggregation. No css files where found in the advagg_files table.');
    }
    // Clear the cache bins on submit.
    $form['#submit'][] = 'advagg_css_compress_admin_settings_form_submit';
    return system_settings_form($form);
}

/**
 * Submit callback that clears out the advagg cache bin.
 *
 * Also remove default settings inside of the per_file_settings fieldgroup.
 *
 * @ingroup advagg_forms_callback
 */
function advagg_css_compress_admin_settings_form_submit($form, &$form_state) {
    // Clear caches.
    advagg_cache_clear_admin_submit();
    // Get current defaults.
    $file_settings = variable_get('advagg_css_compressor_file_settings', array());
    // Save per file settings.
    $new_settings = array();
    foreach ($form_state['values'] as $key => $value) {
        // Skip if not advagg_css_compressor_file_settings.
        if (strpos($key, 'advagg_css_compressor_file_settings_') === FALSE) {
            continue;
        }
        // Do not process default settings.
        if ($value == ADVAGG_CSS_COMPRESSOR_FILE_SETTINGS) {
            unset($form_state['values'][$key]);
            continue;
        }
        $new_settings[substr($key, 36)] = $value;
        // Do not save this field into its own variable.
        unset($form_state['values'][$key]);
    }
    if (!empty($new_settings) || !empty($file_settings)) {
        if (empty($new_settings)) {
            variable_del('advagg_css_compressor_file_settings');
        }
        else {
            variable_set('advagg_css_compressor_file_settings', $new_settings);
        }
    }
}