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New module 'Views'

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Manuel Cillero 2017-07-27 00:23:00 +02:00
parent 31c0889471
commit 740f7d7f30
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127
sites/all/modules/views/includes/base.inc Normal file
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<?php
/**
* @file
*
* Provides the basic object definitions used by plugins and handlers.
*/
/**
* Basic definition for many views objects
*/
class views_object {
/**
* Except for displays, options for the object will be held here.
*/
var $options = array();
/**
* Information about options for all kinds of purposes will be held here.
* @code
* 'option_name' => array(
* - 'default' => default value,
* - 'translatable' => TRUE/FALSE (wrap in t() on export if true),
* - 'contains' => array of items this contains, with its own defaults, etc.
* If contains is set, the default will be ignored and assumed to
* be array()
*
* ),
* @endcode
* Each option may have any of the following functions:
* - export_option_OPTIONNAME -- Special export handling if necessary.
* - translate_option_OPTIONNAME -- Special handling for translating data
* within the option, if necessary.
*/
function option_definition() { return array(); }
/**
* Views handlers use a special construct function so that we can more
* easily construct them with variable arguments.
*/
function construct() { $this->set_default_options(); }
/**
* Set default options on this object. Called by the constructor in a
* complex chain to deal with backward compatibility.
*/
function options() { }
/**
* Set default options.
* For backward compatibility, it sends the options array; this is a
* feature that will likely disappear at some point.
*/
function set_default_options() {
$this->_set_option_defaults($this->options, $this->option_definition());
// Retained for complex defaults plus backward compatibility.
$this->options($this->options);
}
function _set_option_defaults(&$storage, $options, $level = 0) {
foreach ($options as $option => $definition) {
if (isset($definition['contains']) && is_array($definition['contains'])) {
$storage[$option] = array();
$this->_set_option_defaults($storage[$option], $definition['contains'], $level++);
}
elseif (!empty($definition['translatable']) && !empty($definition['default'])) {
$storage[$option] = t($definition['default']);
}
else {
$storage[$option] = isset($definition['default']) ? $definition['default'] : NULL;
}
}
}
/**
* Unpack options over our existing defaults, drilling down into arrays
* so that defaults don't get totally blown away.
*/
function unpack_options(&$storage, $options, $definition = NULL, $check = TRUE) {
if ($check && !is_array($options)) {
return;
}
if (!isset($definition)) {
$definition = $this->option_definition();
}
foreach ($options as $key => $value) {
if (is_array($value)) {
if (!isset($storage[$key]) || !is_array($storage[$key])) {
$storage[$key] = array();
}
$this->unpack_options($storage[$key], $value, isset($definition[$key]['contains']) ? $definition[$key]['contains'] : array(), FALSE);
}
else if (!empty($definition[$key]['translatable']) && !empty($value)) {
$storage[$key] = t($value);
}
else {
$storage[$key] = $value;
}
}
}
/**
* Let the handler know what its full definition is.
*/
function set_definition($definition) {
$this->definition = $definition;
if (isset($definition['field'])) {
$this->real_field = $definition['field'];
}
}
function destroy() {
if (isset($this->view)) {
unset($this->view);
}
if (isset($this->display)) {
unset($this->display);
}
if (isset($this->query)) {
unset($this->query);
}
}
}