'1'));
}
return $element;
}
/**
* Implements hook_form_FORM_ID_alter().
*
* Adds a new fieldset to the gmap settings form so we can enable and save
* custom popup bubble styles.
*/
function gmap_style_bubbles_form_gmap_admin_settings_alter(&$form, &$form_state, $form_id) {
$bubble_styles = variable_get('gmap_bubble_styles', array());
$disable_infobubble = FALSE;
$infobubble_library = libraries_detect('infobubble');
$form['gmap_bubble_styles'] = array(
'#type' => 'fieldset',
'#title' => t('Bubble styles'),
'#tree' => TRUE,
);
if (!$infobubble_library['installed']) {
$form['gmap_bubble_styles']['error'] = array(
'#type' => 'markup',
'#markup' => '' . _gmap_style_bubbles_format_error($infobubble_library) . '
',
);
$disable_infobubble = TRUE;
}
$form['gmap_bubble_styles']['enable_bubble_style'] = array(
'#type' => 'checkbox',
'#title' => t('Use custom bubble?'),
'#description' => t('If you don\'t intend to style your popup bubble, leave this unchecked.'),
'#default_value' => isset($bubble_styles['enable_bubble_style']) ? $bubble_styles['enable_bubble_style'] : 0,
'#disabled' => $disable_infobubble,
);
$form['gmap_bubble_styles']['style_bubble_options'] = array(
'#type' => 'textarea',
'#title' => t('Bubble styles to apply'),
'#description' => t('Styles to apply to your popup bubble. One style per line with a colon between the style and value.
Example:
shadowStyle:1
arrowPosition : 25'),
'#default_value' => isset($bubble_styles['style_bubble_options']) ? $bubble_styles['style_bubble_options'] : '',
'#disabled' => $disable_infobubble,
);
$form['gmap_bubble_styles']['help_text'] = array(
'#collapsed' => TRUE,
'#collapsible' => TRUE,
'#type' => 'fieldset',
'#title' => t('Bubble styles help'),
'#value' => _gmap_style_bubbles_help_text(),
);
}
/**
* Enables hook_gmap().
*
* Adds the bubble styles to the drupal map settings json at the top of the
* rendered map page.
*/
function gmap_style_bubbles_gmap($op, &$map) {
if ($op == 'pre_theme_map') {
$bubble_styles_old = variable_get('gmap_bubble_styles');
$bubble_styles['enableBubbleStyle'] = $bubble_styles_old['enable_bubble_style'];
$bubble_styles['styleBubbleOptions'] = _gmap_style_bubbles_validate_for_json($bubble_styles_old['style_bubble_options']);
$map['styleBubble'] = $bubble_styles;
}
}
/**
* A helper function that breaks a string up into an array based on line breaks.
*
* Anything before the first colon in each line is considered an array key, and
* anything following the first colon is that key's value.
*
* An example string would be:
* Color : #cccccc
* minWidth: '250',
*
* This function would output the following:
* array ( "Color" => "#cccccc", "minWidth" => "250" )
*
* Trims whitespace, single and double quotes, semicolons and commas.
*/
function _gmap_style_bubbles_validate_for_json($string) {
$string_lines = explode("\n", $string);
$clean_lines = array();
foreach ($string_lines as $setting) {
$this_line = explode(':', $setting, 2);
if (isset($this_line[1])) {
$clean_lines[trim($this_line[0])] = trim($this_line[1], "'\",; \r\n\t");
}
}
return $clean_lines;
}
/**
* Implements hook_libraries_info().
*
* Information for the infobubble plugin provided as part of the google maps
* contributed utility libraries.
*/
function gmap_style_bubbles_libraries_info() {
$libraries['infobubble'] = array(
'name' => 'Infobubble plugin',
'vendor url' => 'http://google-maps-utility-library-v3.googlecode.com/svn/trunk/infobubble/',
'download url' => 'http://google-maps-utility-library-v3.googlecode.com/svn/trunk/infobubble/',
'version' => '.8',
'files' => array(
'src' => array(
'infobubble-compiled.js',
),
),
'variants' => array(
'minified' => array(
'files' => array(
'src' => array(
'infobubble-compiled.js',
),
),
),
'source' => array(
'files' => array(
'js' => array(
'infobubble.js',
),
),
),
),
);
return $libraries;
}
/**
* Implements hook_element_info_alter().
*
* Adds a second pre_render function to add the infobubble javascript to the
* page.
*/
function gmap_style_bubbles_element_info_alter(&$type) {
if (isset($type['gmap']) && is_array($type['gmap']['#pre_render'])) {
$type['gmap']['#pre_render'][] = '_gmap_style_bubbles_gmap_pre_render_map';
}
}
/**
* A helper function to format the missing library error message.
*
* This message is called during install and when loading the gmap configurarion
* page in the case that the infobubble/src/infobubble-compiled.js file isn't
* found.
*/
function _gmap_style_bubbles_format_error($library) {
$t = get_t();
return $t(
'You need to download the !infobubble and extract the entire contents of the archive into the %path directory on your server. Only the src folder is required. Final path should be %path/infobubble/src/infobubble-compiled.js',
array(
'!infobubble' => l($t('infobubble plugin'), $library['download url']),
'%path' => 'sites/all/libraries',
)
);
}
/**
* A helper function to display help text.
*
* Provides more detailed instructions on the "Bubble styles to apply" textarea.
*/
function _gmap_style_bubbles_help_text() {
$text = t(
'See !link for examples.',
array('!link' => l(t('the infobubble documentation'), 'http://google-maps-utility-library-v3.googlecode.com/svn/trunk/infobubble/'))
);
$options = array(
"shadowStyle" => t('Options: 0 (no shadow), 1 (default shadow), 2 (sharp shadow)'),
"padding" => t('Like the css property, the padding of the bubble.'),
"borderRadius" => t('Like the css property, the radius of the bubble\'s corners.'),
"borderWidth" => t('Like the css property, the width in pixels of the border.'),
"borderColor" => t('Like the css property, the hex or rgb color of the border.'),
"backgroundColor" => t('This is the background of the content of the bubble, but NOT the entire bubble itself.'),
"bubbleBackgroundClassName" => t('A css class for the entire bubble.'),
"minWidth" => t('Like the css property, the minimum width of the bubble.'),
"maxWidth" => t('Like the css property, the maximum width of the bubble.'),
"minHeight" => t('Like the css property, the maximum height of the bubble.'),
"arrowSize" => t('The width of the pointer arrow. NOTE: if you choose an arrow style that only uses half of the arrow, this number will be twice as wide as your arrow at its widest point.'),
"arrowPosition" => t('The percent from the left of the bubble where the arrow will appear.'),
"arrowStyle" => t('Options: 0 (full triangle), 1 (half triangle leaning left), 2 (half triangle leaning right)'),
"closeImage" => t('The url of the image to use as the close button for the bubble'),
"closeCursor" => t('Like the css property, the style of the cursor as it hovers over your close image. Default is pointer.'),
"closeZIndex" => t('Like the css property, the z-index of the close image. Default is 0.'),
"closeBorder" => t('Like the css property, the border style of the close image. Default is none.'),
"closeHeight" => t('The height of the close image. Default is 12px.'),
"closeWidth" => t('The width of the close image. Default is 12px.'),
"closePosition" => t("Like the css property, the position the close image. Default is absolute."),
);
foreach ($options as $title => $info) {
$text .= "
$title - $info";
}
return $text;
}
/**
* @} End of "defgroup gmap_style_bubbles".
*/