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<?php
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define("POLYFILL_TEST_URL", "/polyfills/box-sizing-polyfill/boxsizing.htc");
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/**
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* Provides the image names which can be configured in the theme settings to all
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* theme setting functions.
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*
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* @return multitype:string
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* the list of image names which can be configured in the theme settings
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*/
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function _zen_dataportal_imagenames() {
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static $image_list = array('banner', 'body_background', 'page_background');
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return $image_list;
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}
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/**
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* Implements hook_form_system_theme_settings_alter().
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*
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* @param $form
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* Nested array of form elements that comprise the form.
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* @param $form_state
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* A keyed array containing the current state of the form.
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*/
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function zen_dataportal_form_system_theme_settings_alter(&$form, &$form_state, $form_id = NULL) {
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global $base_root;
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// Work-around for a core bug affecting admin themes. See issue #943212.
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if (isset($form_id)) {
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return;
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}
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if(!module_exists('cdm_dataportal')) {
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drupal_set_message('<strong>FATAL MISCONFIGURATION:</strong>The zen_dataportal theme requires the cdm_dataportal module to be installed and enabled.', 'error');
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return;
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}
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$path_to_theme = drupal_get_path('theme', 'zen_dataportal');
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// check browser compatibility requirements
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$browser_compatibility_issues = array();
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$response = drupal_http_request($base_root . POLYFILL_TEST_URL, array("method"=>"HEAD"));
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// preprocess-css
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if($response->code != 200){
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$browser_compatibility_issues[] = 'The ' . l('polyfills folder' ,'/polyfills/', array('external'=>TRUE))
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.' is not found.'
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. 'Please read the installation instructions in the ' .l('README', $path_to_theme . '/README.txt') .' of this theme.';
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}
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if(variable_get('preprocess_css', 0) !== 1) {
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$browser_compatibility_issues[] = 'The '
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. l(t('Aggregate and compress CSS files'), 'admin/config/development/performance', array('fragment'=>'edit-preprocess-css'))
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. ' option must be turned on.';
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}
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if(count($browser_compatibility_issues) > 0 ){
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drupal_set_message('<strong>Browser compatibility problems:</strong><ul><li>' . join('</li><li>', $browser_compatibility_issues) .
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'</li></ul>The theme will not be rendered correctly in InternetExplorer 8, 7 or 6 until these problems are solved.', 'error');
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}
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// the 'Toggle display' setting on top
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$form['theme_settings']['#weight'] = -11;
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// will be available in the page.tpl.php
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$form['zen_dataportal_misc'] = array(
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'#type' => 'fieldset',
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'#weight' => -10,
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'#title' => t('Miscellaneous settings'),
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'#description' => t('Miscellaneous settings for the DataPortal Zen theme.')
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);
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$form['zen_dataportal_misc']['site_name_position'] = array(
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'#type' => 'select',
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'#title' => t('Site name posistion'),
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'#description' => t('The site name can be positioned over the banner or below the banner.'
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. '<br/><stong>NOTE:</strong> If your are choosing to position the site name below the banner you may also want to '
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. 'adapt the <em>site name color</em>.' ),
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'#options' => array(
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'hide' => t('Hidden'),
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'above_banner' => t('Above banner'),
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'below_banner' => t('Below banner'),
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),
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'#default_value' => theme_get_setting('site_name_position'),
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);
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$form['zen_dataportal_misc']['header_margin_bottom'] = array(
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'#type' => 'textfield',
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'#title' => t('Header margin at bottom'),
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'#default_value' => theme_get_setting('header_margin_bottom'),
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'#disabled' => theme_get_setting('site_name_position') == 'below_banner',
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'#description' => t('This margin instroduces space between the header and the main menu. This setting not applies if !site-name-pos is set to !below-banner '
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. 'The entered value can be any css length measurement. It is a <number> immediately followed by a length unit (px, em, pc, in, mm, …). See !link for more information',
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array(
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'!site-name-pos' => '<b> '. t('Site name posistion') . '</b>',
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'!below-banner' => '<b> '. t('Below banner') . '</b>',
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'!link' => l('https://developer.mozilla.org/en-US/docs/CSS/length', 'https://developer.mozilla.org/en-US/docs/CSS/length'),
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)
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),
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);
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$form['zen_dataportal_misc']['user_defined_styles'] = array(
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'#type' => 'textarea',
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'#title' => t('User defined styles'),
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'#default_value' => theme_get_setting('user_defined_styles'),
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'#description' => t('Add any additional css style to overrride presets and customize the layout of your portal.')
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);
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// TODO : site-name shadow: text-shadow: black 0 10px 20px, black 0 5px
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drupal_add_css($path_to_theme . '/js/colorpicker/css/colorpicker.css', 'file');
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drupal_add_js($path_to_theme. '/js/colorpicker/js/colorpicker.js', 'file');
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drupal_add_js($path_to_theme . '/js/settings-ui.js', 'file');
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$form['zen_dataportal_colors'] = array(
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'#type' => 'fieldset',
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'#title' => t('Colors'),
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'#weight' => -9,
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'#description' => t('Configure colors where.'),
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'#attributes' => array('class' => array('theme-settings-bottom')),
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);
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zen_dataportal_form_widget_color(
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$form['zen_dataportal_colors'],
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'site-name_color',
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t('The color of the site name which is shown in the header.')
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);
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zen_dataportal_form_widget_color(
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$form['zen_dataportal_colors'],
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'main-menu_color',
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t('The font color of the main menu.')
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);
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zen_dataportal_form_widget_color(
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$form['zen_dataportal_colors'],
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'main-menu_background-color',
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t('The color of the main menu background.')
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);
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zen_dataportal_form_widget_color(
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$form['zen_dataportal_colors'],
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'main-menu_background-color-2',
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t('The second color of the main menu background. If this is also set the menu background will have a grandiend.')
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);
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zen_dataportal_form_widget_color(
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$form['zen_dataportal_colors'],
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'sub-header_background-color',
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t('The background color sub-header.')
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);
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// all image related settings in one section:
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$form['zen_dataportal_images'] = array(
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'#type' => 'fieldset',
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'#weight' => -8,
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'#title' => t('Images and Icons'),
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'#description' => t('In this section you can define cutom banners, logos, and background images.')
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);
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// moving logo and favicon setting also into this field set
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$form['zen_dataportal_images']['logo'] = $form['logo'];
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unset($form['logo']);
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$form['zen_dataportal_images']['favicon'] = $form['favicon'];
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unset($form['favicon']);
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// custom images for banner, body and page backgrounds
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//
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$weight = 0;
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foreach(_zen_dataportal_imagenames() as $which_image) {
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zen_dataportal_form_widget_image($form['zen_dataportal_images'], $which_image, $weight++);
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}
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$form['#validate'][] = 'zen_dataportal_theme_settings_validate';
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$form['#submit'][] = 'zen_dataportal_theme_settings_submit';
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// We are editing the $form in place, so we don't need to return anything.
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}
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/**
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* Process zen_dataportal admin form submissions.
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* @param $form
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* Nested array of form elements that comprise the form.
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* @param $form_state
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* A keyed array containing the current state of the form.
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*/
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function zen_dataportal_theme_settings_submit($form, &$form_state) {
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foreach(_zen_dataportal_imagenames() as $which_image) {
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zen_dataportal_form_widget_image_submit($form_state, $which_image);
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}
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// update logo information like wich one to use and size, this is needed to
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// offset the banner and menu bar
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$values = &$form_state['values'];
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if($values['default_logo']) {
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$logo_file = path_to_theme() . '/logo.png';
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} else {
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$logo_file = 'public://' . $values['logo_path'];
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}
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$logo_file_info = image_get_info($logo_file);
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if(isset($logo_file_info['width'])) {
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$values['logo_size'] = array('width' => $logo_file_info['width'], 'height' => $logo_file_info['height']);
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}
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/*
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* Ok, we are done here the $values will be saved in the theme
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* variable by system_theme_settings_submit($form, &$form_state)
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* in modules/system/system.admin.inc
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*/
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}
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/**
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* Validator for the system_theme_settings() form.
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* @param $form
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* Nested array of form elements that comprise the form.
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* @param $form_state
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* A keyed array containing the current state of the form.
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*/
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function zen_dataportal_theme_settings_validate($form, &$form_state) {
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foreach(_zen_dataportal_imagenames() as $which_image) {
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zen_dataportal_form_widget_image_validate($form_state, $which_image);
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}
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}
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/*******************************************************************
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* form widget functions
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*******************************************************************/
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/**
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*
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* Enter description here ...
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* @param $form
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* Nested array of form elements that comprise the form.
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* @param unknown_type $which_image
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*/
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function zen_dataportal_form_widget_image(&$form, $which_image, $weight = NULL){
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$label = str_replace('_', ' ', $which_image);
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$form['zen_dataportal_' . $which_image] = array(
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'#type' => 'fieldset',
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'#title' => ucfirst(t($label)) . ' ' . t('image settings'),
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'#description' => t('If toggled on, the following image will be displayed.'),
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'#attributes' => array('class' => array('theme-settings-bottom')),
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);
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if($weight){
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$form['zen_dataportal_' . $which_image]['#weight'] = $weight;
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}
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$form['zen_dataportal_' . $which_image]['default_' . $which_image] = array(
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'#type' => 'checkbox',
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'#title' => t('Use the default') . t($which_image),
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'#default_value' => theme_get_setting('default_' . $which_image),
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'#tree' => FALSE,
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'#description' => t('Check here if you want the theme to use the image supplied with it.')
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);
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$form['zen_dataportal_' . $which_image]['settings'] = array(
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'#type' => 'container',
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'#states' => array(
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// Hide the logo settings when using the default logo.
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'invisible' => array(
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'input[name="default_' . $which_image . '"]' => array('checked' => TRUE),
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),
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),
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);
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// If $path is a public:// URI, display the path relative to the files
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// directory; stream wrappers are not end-user friendly.
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$path = theme_get_setting($which_image . '_path');
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$image = '';
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if (file_uri_scheme($path) == 'public') {
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$url = file_create_url($path);
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$path = file_uri_target($path);
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$form['zen_dataportal_' . $which_image]['settings'][$which_image . '_preview'] = array(
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'#type' => 'item',
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'#title' => t('Preview'),
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'#markup' => '<div class="image-preview"><img src="' . $url . '"/></div>',
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);
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} // FIXME manully entered files without scheme public: are omitted here
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$form['zen_dataportal_' . $which_image]['settings'][$which_image . '_path'] = array(
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'#type' => 'textfield',
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'#title' => t('Path to custom') . ' ' . t($label),
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'#description' => t('The path to the file you would like to use as your') . ' ' . t($label),
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'#default_value' => $path,
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);
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$form['zen_dataportal_' . $which_image]['settings'][$which_image . '_upload'] = array(
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'#type' => 'file',
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'#title' => t('Upload') . ' ' . t($label) . t(' image'),
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'#maxlength' => 40,
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'#description' => t("If you don't have direct file access to the server, use this field to upload your image.")
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);
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}
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/**
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*
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* Enter description here ...
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* @param $color_settings_key
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*
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*/
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function zen_dataportal_form_widget_color(&$form, $color_settings_key, $description) {
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$label = str_replace('_', ' ', $color_settings_key);
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$form['zen_dataportal_colors'][$color_settings_key] = array(
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'#type' => 'textfield',
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'#title' => ucfirst(t($label)),
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'#default_value' => theme_get_setting($color_settings_key),
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'#description' => $description, //t('Set the color of the site name which is shown in the header. Must be a css color value like: #000000'),
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'#attributes' => array(
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'class' => array('color-picker'),
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'size' => '7',
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),
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);
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}
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/**
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*
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* Enter description here ...
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* @param $form_state
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* A keyed array containing the current state of the form.
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* @param unknown_type $which_image
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*/
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function zen_dataportal_form_widget_image_submit(&$form_state, $which_image){
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// If the user uploaded a new image, save it to a permanent location
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// and use it in place of the default theme-provided file.
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$values = &$form_state['values'];
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if ($file = $values[$which_image . '_upload']) {
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unset($values[$which_image . '_upload']);
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$filename = file_unmanaged_copy($file->uri);
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$values['default_' .$which_image ] = 0;
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$values[$which_image . '_path'] = $filename;
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$values['toggle_' . $which_image] = 1;
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}
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if (!empty($values[$which_image . '_path'])) {
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$values[$which_image . '_path'] = _system_theme_settings_validate_path($values[$which_image . '_path']);
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}
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}
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/**
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*
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* Enter description here ...
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* @param $form_state
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* A keyed array containing the current state of the form.
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* @param unknown_type $which_image
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*/
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function zen_dataportal_form_widget_image_validate(&$form_state, $which_image){
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$validators = array('file_validate_is_image' => array('gif', 'jpg', 'png'));
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// Check for a new uploaded logo.
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$file = file_save_upload($which_image . '_upload', $validators);
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if (isset($file)) {
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// File upload was attempted.
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if ($file) {
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// Put the temporary file in form_values so we can save it on submit.
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$form_state['values'][$which_image . '_upload'] = $file;
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}
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else {
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// File upload failed.
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form_set_error($which_image . '_upload', t('The image could not be uploaded.'));
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}
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}
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}
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