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Adding initial controller-side pagination implementation

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git-svn-id: https://svn.cakephp.org/repo/branches/1.2.x.x@3387 3807eeeb-6ff5-0310-8944-8be069107fe0
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nate 2006-08-08 17:33:57 +00:00
parent 5792e45b09
commit d78ef4d1fe
1 changed files with 99 additions and 0 deletions
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99
cake/libs/controller/controller.php
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@ -906,6 +906,105 @@ class Controller extends Object{
}
}
}
/**
* Handles automatic pagination of model records
*
* @param mixed $object
* @param array $options
* @param array $whitelist
* @return array Model query results
*/
function paginate($object, $options = array(), $whitelist = array()) {
if (is_array($object) || is_numeric($object)) {
$whitelist = $options;
$options = $object;
$object = null;
}
if (is_numeric($options)) {
$options = array('page' => $options);
}
if (is_string($object)) {
if ($object == $this->modelClass && empty($this->uses)) {
$object = $this->{$object};
} elseif (!empty($this->uses) && in_array($object, $this->uses)) {
$object = $this->{$object};
} elseif (isset($this->{$this->modelClass}->{$object})) {
$object = $this->{$this->modelClass}->{$object};
} elseif (!empty($this->uses)) {
for ($i = 0; $i < count($this->uses); $i++) {
$model = $this->uses[$i];
if (isset($this->{$model}->{$object}) && is_object($this->{$model}->{$object})) {
$object = $this->{$model}->{$object};
break;
}
}
if (!is_object($object)) {
// Error: Can't find model
return array();
}
} else {
// Error: Can't find model
return array();
}
} elseif (empty($object) || $object == null) {
if (!empty($this->uses)) {
$object = $this->{$this->uses[0]};
} else {
$object = $this->{$this->modelClass};
}
}
if (isset($this->paginate[$object->name])) {
$defaults = $this->paginate[$object->name];
} else {
$defaults = $this->paginate;
}
if (empty($options)) {
$options = $this->passedArgs;
}
if (isset($options['show'])) {
$options['limit'] = $options['show'];
}
if (isset($options['sort']) && isset($options['dir'])) {
$options['order'] = array($options['sort'] => $options['dir']);
} elseif (isset($options['sort'])) {
$options['order'] = $options['sort'];
}
$vars = array('conditions', 'fields', 'order', 'limit', 'page', 'recursive');
$keys = array_keys($options);
$count = count($keys);
for($i = 0; $i < $count; $i++) {
if (!in_array($keys[$i], $vars)) {
unset($options[$keys[$i]]);
}
}
if (empty($whitelist)) {
unset($options['conditions'], $options['fields'], $options['recursive']);
} else {
$keys = array_keys($options);
$count = count($keys);
for ($i = 0; $i < $count; $i++) {
if (!in_array($keys[$i], $whitelist)) {
unset($options[$keys[$i]]);
}
}
}
$conditions = $fields = $order = $limit = $page = $recursive = null;
$options = am($defaults, $options);
extract($options);
$results = $object->findAll($conditions, $fields, $order, $limit, $page, $recursive);
$this->params['paging'][$object->name] = $options;
$this->params['paging'][$object->name]['count'] = $object->findCount($conditions);
return $results;
}
/**
* Called before the controller action. Overridden in subclasses.
*