array(
'label' => 'IMCE Image',
'description' => t('Use IMCE browser to attach images to content'),
'callbacks' => array(
'tables' => CONTENT_CALLBACK_DEFAULT,
'arguments' => CONTENT_CALLBACK_DEFAULT,
),
),
);
}
/**
* hook_field_settings()
**/
function imceimage_field_settings($op, $field) {
switch ($op) {
case 'form':
$form=array();
return $form;
case 'save':
return('imceimage_file_types');
case 'database columns':
$columns = array(
'imceimage_path' => array('type' => 'char', 'length' => 255, 'not null' => FALSE, 'default' => ""),
'imceimage_width' => array('type' => 'int', 'not null' => TRUE, 'default' => "0"),
'imceimage_height' => array('type' => 'int', 'not null' => TRUE, 'default' => "0"),
'imceimage_alt' => array('type' => 'text'));
return $columns;
}
}
/**
* hook_field() implementation
**/
function imceimage_field($op, &$node, $field, &$items, $teaser, $page) {
switch ($op) {
case 'validate':
/*
$allowed_values = text_allowed_values($field);
if (is_array($items)) {
foreach ($items as $delta => $item) {
$error_field = $field['field_name'].']['.$delta.'][value';
if ($item['imceimage_path'] != '') {
if (count($allowed_values) && !array_key_exists($item['imceimage_path'], $allowed_values)) {
form_set_error($error_field, t('Illegal value for %name.', array('%name' => t($field['widget']['label']))));
}
}
}
}
*/
break;
}
}
/**
* implementation of hook_content_is_empty..
**/
function imceimage_content_is_empty($item, $field) {
// return (empty($item['imceimage_path']));
$emptyCheck = (
$item['imceimage_path'] === '' &&
$item['imceimage_width'] === '' &&
$item['imceimage_height'] === '' &&
$item['imceimage_alt'] === ''
);
return $emptyCheck;
}
/**
* Declare information about a formatter.
*
* @return
* An array keyed by formatter name. Each element of the array is an associative
* array with these keys and values:
* - "label": The human-readable label for the formatter.
* - "field types": An array of field type names that can be displayed using
* this formatter.
*/
function imceimage_field_formatter_info() {
//return array(
$formatters = array(
'default' => array(
'label' => 'Default',
'field types' => array('imceimage'),
'multiple values' => CONTENT_HANDLE_CORE,
),
'with_caption' => array(
'label' => 'With caption',
'field types' => array('imceimage'),
'multiple values' => CONTENT_HANDLE_CORE,
),
'link' => array(
'label' => 'Link',
'field types' => array('imceimage'),
'multiple values' => CONTENT_HANDLE_CORE,
),
'thumb' => array(
'label' => 'Thumbnail',
'field types' => array('imceimage'),
'multiple values' => CONTENT_HANDLE_CORE,
),
);
//begin imagecache support
foreach (imagecache_presets() as $preset) {
$formatters[$preset['presetname'] .'_default'] = array(
'label' => t('@preset image', array('@preset' => $preset['presetname'])),
'field types' => array('imceimage'),
);
$formatters[$preset['presetname'] .'_linked'] = array(
'label' => t('@preset image linked to node', array('@preset' => $preset['presetname'])),
'field types' => array('imceimage'),
);
$formatters[$preset['presetname'] .'_imagelink'] = array(
'label' => t('@preset image linked to image', array('@preset' => $preset['presetname'])),
'field types' => array('imceimage'),
);
$formatters[$preset['presetname'] .'_path'] = array(
'label' => t('@preset file path', array('@preset' => $preset['presetname'])),
'field types' => array('imceimage'),
);
$formatters[$preset['presetname'] .'_url'] = array(
'label' => t('@preset URL', array('@preset' => $preset['presetname'])),
'field types' => array('imceimage'),
);
}
//end imagecache support
return $formatters;
}
/**
* Declare information about a widget.
*
* @return
* An array keyed by widget name. Each element of the array is an associative
* array with these keys and values:
* - "label": The human-readable label for the widget.
* - "field types": An array of field type names that can be edited using
* this widget.
*/
function imceimage_widget_info() {
return array(
'imceimage' => array(
'label' => 'IMCE Image',
'field types' => array('imceimage'),
'multiple values' => CONTENT_HANDLE_CORE,
'callbacks' => array(
'default value' => CONTENT_CALLBACK_DEFAULT,
),
),
);
}
/**
* Handle the parameters for a widget.
*
* @param $op
* The operation to be performed. Possible values:
* - "form": Display the widget settings form.
* - "validate": Check the widget settings form for errors.
* - "save": Declare which pieces of information to save back to the database.
* - "callbacks": Describe the widget's behaviour regarding hook_widget operations.
* @param $widget
* The widget on which the operation is to be performed.
* @return
* This varies depending on the operation.
* - "form": an array of form elements to add to the settings page.
* - "validate": no return value. Use form_set_error().
* - "save": an array of names of form elements to be saved in the database.
* - "callbacks": an array describing the widget's behaviour regarding hook_widget
* operations. The array is keyed by hook_widget operations ('form', 'validate'...)
* and has the following possible values :
* CONTENT_CALLBACK_NONE : do nothing for this operation
* CONTENT_CALLBACK_CUSTOM : use the behaviour in hook_widget(operation)
* CONTENT_CALLBACK_DEFAULT : use content.module's default bahaviour
* Note : currently only the 'default value' operation implements this feature.
* All other widget operation implemented by the module _will_ be executed
* no matter what.
*/
function imceimage_widget_settings($op, $widget) {
switch ($op) {
case 'form':
$form = array();
$form['imceimage_file_types'] = array(
'#type' => 'textfield',
'#title' => t('Valid File Types'),
'#default_value' => $widget['imceimage_file_types'] ? $widget['imceimage_file_types'] : 'png,gif,jpg,jpeg',
'#required' => TRUE,
);
return $form;
case 'validate':
break;
case 'save':
return array('imceimage_file_types');
case 'callbacks':
return array(
'default value' => CONTENT_CALLBACK_NONE,
);
}
}
/**
* hook_widget
* This does not do anything much and instead just uses the element type
* imceimage defined in hook_elements - also include the javscript file
* for integrating with imce module.
*/
function imceimage_widget(&$form, &$form_state, $field, $items, $delta = 0) {
static $inc_js = FALSE;
if (!$inc_js) {
drupal_add_js(drupal_get_path('module','imceimage'). '/imceimage.js');
$inc_js = TRUE;
}
$element = array(
'#type' => 'imceimage',
'#default_value' => isset($items[$delta])? $items[$delta] : '',
);
return $element;
}
// hook_views_api
function imceimage_views_api() {
return array('api' => 2.0);
}
/**
* theme an image
*/
function theme_imceimage_image($s, $w='', $h='', $a='', $id='') {
$s = 'src="'. $s .'" ';
$a = 'alt="'. $a .'" ';
$id = !empty($id)? 'id="'. $id .'" ':'';
$w = !empty($w)? 'width="'. $w .'" ':'';
$h = !empty($h)? 'height="'. $h .'" ':'';
return '![]()
';
}
function _imceimage_get_thumb($image) {
$thumb_prefix = 'thumb_';
$path = $image['imceimage_path'];
$thumb_name = $thumb_prefix . basename($path);
$thumb_path = dirname($path) . "/" . $thumb_name;
list($width, $height, $type, $image_attributes) = @getimagesize($thumb_path);
$thumb = array();
$thumb['imceimage_path'] = $thumb_path;
$thumb['imceimage_width'] = $width;
$thumb['imceimage_height'] = $height;
$thumb['imceimage_alt'] = $image['imceimage_alt'];
return $thumb;
}
/**
* displays the image as a link. given the class imceimage-link
**/
function theme_imceimage_formatter_thumb($element) {
$item = $element['#item'];
$field = $element['#field_name'];
$delta = $element['#delta'];
$id = "imceimage-". $field ."-". $delta . '-thumb';
$thumb = _imceimage_get_thumb($item);
return theme_imceimage_image($thumb['imceimage_path'], $thumb['imceimage_width'],$thumb['imceimage_height'],$thumb['imceimage_alt'],$id);
}
/**
* displays the image as a link. given the class imceimage-link
**/
function theme_imceimage_formatter_link($element) {
$item = $element['#item'];
if (!isset($item['imceimage_alt'])) {
$title = $element['#node']->title;
}
else{
$title = $item['imceimage_alt'];
}
return '' . $title . '';
}
/**
* displays the image as an img
*/
function theme_imceimage_formatter_default($element) {
$item = $element['#item'];
$field = $element['#field_name'];
$delta = $element['#delta'];
$id = "imceimage-". $field ."-". $delta;
if ($item['imceimage_path']) {
return theme_imceimage_image($item['imceimage_path'],$item['imceimage_width'],$item['imceimage_height'],$item['imceimage_alt'],$id);
}
else {
return '';
}
}
/**
* displays the image as an img with caption
*/
function theme_imceimage_formatter_with_caption($element) {
$item = $element['#item'];
$field = $element['#field_name'];
$delta = $element['#delta'];
$id = "imceimage-". $field ."-". $delta;
if ($item['imceimage_path']) {
$image = theme_imceimage_image($item['imceimage_path'],$item['imceimage_width'],$item['imceimage_height'],$item['imceimage_alt'],$id);
$caption = $item['imceimage_alt'];
return "". $image ."
". $caption ."