'admin/settings/diggthis',
'title' => t('Diggthis'),
'description' => t('Enable the node types and set the properties for the diggthis button.'),
'callback' => 'drupal_get_form',
'callback arguments' => array('diggthis_admin_settings'),
'access' => user_access('administer site configuration'),
'type' => MENU_NORMAL_ITEM
);
return $items;
}
/**
* admin settings for the diggthis module
*/
function diggthis_admin_settings() {
$form = array();
$form['diggthis'] = array(
'#type' => 'fieldset',
'#title' => 'diggthis ' . t('settings')
);
$form['diggthis']['diggthis_button_skin'] = array(
'#type' => 'select',
'#title' => t('Button skin'),
'#default_value' => variable_get('diggthis_button_skin', 'standard'),
'#options' => array(
'standard' => t('standard'),
'compact' => t('compact')
),
'#description' => t('The Button skin option controls the look at the button. If set to standard the button defaults to a standard digg button (much like the one you see on Digg itself). If specified as compact, then a smaller horizontal visual design is used that will fit better into a list of links.')
);
$form['diggthis']['diggthis_button_bgcolor'] = array(
'#type' => 'textfield',
'#title' => t('Button background color'),
'#default_value' => variable_get('diggthis_button_bgcolor', ''),
'#size' => 7,
'#maxlength' => 7,
'#description' => t('Enter a hexadecimal color value here, e.g. #ff9900. Include the leading # and enter 6 numbers/digits')
);
$form['diggthis']['diggthis_button_weight'] = array(
'#type' => 'select',
'#title' => t('Weight'),
'#default_value' => variable_get('diggthis_button_weight', 10),
'#options' => drupal_map_assoc(range(-20,20)),
'#description' => t('Specifies the position of the Diggthis button. A low weight, e.g. -20 will display the button above the content and a high weight, e.g. 20 below the content.')
);
$form['diggthis']['diggthis_node_types'] = array(
'#type' => 'checkboxes',
'#title' => t('Node Types'),
'#default_value' => variable_get('diggthis_node_types', array()),
'#options' => node_get_types('names'),
'#description' => t('activate the node types in where the digg button shall be displayed')
);
return system_settings_form($form);
}
/**
* Implementation of hook_nodeapi().
*/
function diggthis_nodeapi(&$node, $op, $a3 = NULL, $a4 = NULL) {
// we're in full node view
if ($op == 'view' && !$a3) {
if (in_array($node->type, variable_get('diggthis_node_types', array()), TRUE
)) {
$node->content['diggthis_button'] = array(
'#value' => theme('diggthis_button', $node),
'#weight' => variable_get('diggthis_button_weight', 10)
);
}
}
}
/**
* theme function for button display
*/
function theme_diggthis_button($node) {
// add diggthis css file
$module_path = drupal_get_path('module','diggthis');
drupal_add_css($module_path . '/diggthis.css');
// absolute url of the current node
$url = url('node/'. $node->nid, NULL, NULL, TRUE);
// remove unwanted chars and markup
$title = check_plain($node->title);
$teaser = strip_tags($node->teaser);
// make sure strings are not to long
$title = truncate_utf8($title, 60, TRUE, FALSE);
$teaser = drupal_to_js(truncate_utf8($teaser, 350, TRUE, FALSE));
// only set the background color if set
$bgcolor = variable_get('diggthis_button_bgcolor', '');
if ($bgcolor) {
$bg_string = "digg_bgcolor = '$bgcolor';";
}
$skin = variable_get('diggthis_button_skin', 'standard');
$digg_js =<<
EOF;
return ''. $digg_js .'
';
}