array(),
'spaces_design_colorpicker' => array(),
'spaces_design' => array(
'template' => 'spaces-design',
'arguments' => array('color' => NULL),
),
);
}
/**
* Implementation of hook_spaces_settings().
*/
function spaces_design_spaces_settings() {
return array(
'logo' => array(
'class' => 'space_setting_logo',
'file' => drupal_get_path('module', 'spaces_design') .'/spaces_design.spaces.inc',
),
'color' => array(
'class' => 'space_setting_color',
'file' => drupal_get_path('module', 'spaces_design') .'/spaces_design.spaces.inc',
),
);
}
/**
* Implementation of hook_theme_registry_alter().
*/
function spaces_design_theme_registry_alter(&$theme_registry) {
if ($position = array_search('spaces_design_preprocess_page', $theme_registry['page']['preprocess functions'])) {
unset($theme_registry['page']['preprocess functions'][$position]);
}
// Find the earliest occurrence of a theme key in the registry, and
// insert spaces_design preprocessor prior to it.
global $theme_info, $base_theme_info;
$position = count($theme_registry['page']['preprocess functions']);
$namespaces = $base_theme_info + array($theme_info);
foreach ($namespaces as $info) {
$found = array_search("{$info->name}_preprocess_page", $theme_registry['page']['preprocess functions']);
if ($found < $position) {
$position = $found;
}
}
array_splice($theme_registry['page']['preprocess functions'], $position - 1, 0, 'spaces_design_preprocess_page');
}
/**
* Turn design choices into theme variables.
*/
function spaces_design_preprocess_page(&$vars) {
$space = spaces_get_space();
if (!empty($space->settings['color'])) {
$vars['body_classes'] .= " spaces-design";
// We add in spaces design styles in their own key to give themes
// who blow away/reset $vars['styles'] a chance to recover.
$vars['spaces_design_styles'] = theme('spaces_design', $space->settings['color']);
$vars['styles'] .= $vars['spaces_design_styles'];
}
if (!empty($space->settings['logo']['fid'])) {
$file = db_fetch_object(db_query('SELECT * FROM {files} f WHERE f.fid = %d', $space->settings['logo']['fid']));
if ($file->filepath && file_exists($file->filepath)) {
$vars['spaces_logo'] = theme('spaces_design_logo', $file->filepath);
}
}
}
/**
* Preprocessor for theme('spaces_design').
*/
function template_preprocess_spaces_design(&$vars) {
// Nothing to do for now
}
/**
* Make logo markup overridable.
*/
function theme_spaces_design_logo($filepath) {
return theme('imagecache', 'spaces-logo', $filepath);
}
/**
* Theme colorpicker element.
*/
function theme_spaces_design_colorpicker($element) {
// Add Farbtastic color picker
drupal_add_css('misc/farbtastic/farbtastic.css', 'module', 'all', FALSE);
drupal_add_js('misc/farbtastic/farbtastic.js');
drupal_add_js(drupal_get_path('module', 'spaces_design') .'/spaces_design.js');
drupal_add_css(drupal_get_path('module', 'spaces_design') .'/spaces_design.css');
$output = "";
$output .= "";
return $output;
}
/**
* Implementation of hook_imagecache_default_presets().
*/
function spaces_design_imagecache_default_presets() {
$presets = array();
$presets['spaces-logo'] = array (
'presetname' => 'spaces-logo',
'actions' => array (
0 => array (
'weight' => '0',
'module' => 'imagecache',
'action' => 'imagecache_deprecated_scale',
'data' => array (
'fit' => 'inside',
'width' => '300',
'height' => '60',
),
),
),
);
return $presets;
}
/**
* Helper function that tests whether a given color string is valid.
* Currently doesn't do a particulaly hard check.
*/
function _spaces_design_validate_color($color) {
$color = trim($color);
// Find all colors in the stylesheet and the chunks in between.
// $style = preg_split('/(#[0-9a-f]{6}|#[0-9a-f]{3})/i', $style, -1, PREG_SPLIT_DELIM_CAPTURE);
if (strlen($color) == 7) {
return TRUE;
}
return FALSE;
}
/**
* Helper function that tests whether a given color is empty.
*/
function _spaces_design_color_is_empty($color) {
$color = trim($color);
if ($color == '' || $color == '#') {
return TRUE;
}
return FALSE;
}
/**
* Attempt to retrieve a suitable background color value from an image.
*/
function _spaces_design_image_autocolor($filepath) {
// Do additional handling post-save
$image = imageapi_image_open($filepath);
$toolkit = variable_get('imageapi_image_toolkit', 'imageapi_gd');
// Currently we only handle background color selection through the GD library.
$autocolor = '';
if ($toolkit == 'imageapi_gd' && !empty($image->resource)) {
$raw = array();
$raw['nw'] = imagecolorat($image->resource, 0, 0);
$raw['ne'] = imagecolorat($image->resource, $image->info['width'] - 1, 0);
$raw['se'] = imagecolorat($image->resource, $image->info['width'] - 1, $image->info['height'] - 1);
$raw['sw'] = imagecolorat($image->resource, 0, $image->info['height'] - 1);
$colors = array();
foreach ($raw as $k => $index) {
$rgb = imagecolorsforindex($image->resource, $index);
$color = array();
$color[] = str_pad(dechex($rgb['red']), 2, '0', STR_PAD_LEFT);
$color[] = str_pad(dechex($rgb['green']), 2, '0', STR_PAD_LEFT);
$color[] = str_pad(dechex($rgb['blue']), 2, '0', STR_PAD_LEFT);
$color = "#". implode('', $color);
$colors[$color] = $colors[$color] + 1;
}
$max = 1;
$excluded = array('#ffffff', '#000000');
foreach ($colors as $color => $count) {
$unpacked = _color_unpack($color, TRUE);
$hsl = _color_rgb2hsl($unpacked);
if ($count > $max && !in_array($color, $excluded) && $hsl[2] < .95 && $hsl[2] > .05) {
$autocolor = $color;
}
}
}
return $autocolor;
}