[civicrm-core.git] / CRM / Core / Form / Renderer.php

<?php
/*
 +--------------------------------------------------------------------+
 | CiviCRM version 4.6                                                |
 +--------------------------------------------------------------------+
 | Copyright CiviCRM LLC (c) 2004-2014                                |
 +--------------------------------------------------------------------+
 | This file is a part of CiviCRM.                                    |
 |                                                                    |
 | CiviCRM is free software; you can copy, modify, and distribute it  |
 | under the terms of the GNU Affero General Public License           |
 | Version 3, 19 November 2007 and the CiviCRM Licensing Exception.   |
 |                                                                    |
 | CiviCRM is distributed in the hope that it will be useful, but     |
 | WITHOUT ANY WARRANTY; without even the implied warranty of         |
 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.               |
 | See the GNU Affero General Public License for more details.        |
 |                                                                    |
 | You should have received a copy of the GNU Affero General Public   |
 | License and the CiviCRM Licensing Exception along                  |
 | with this program; if not, contact CiviCRM LLC                     |
 | at info[AT]civicrm[DOT]org. If you have questions about the        |
 | GNU Affero General Public License or the licensing of CiviCRM,     |
 | see the CiviCRM license FAQ at http://civicrm.org/licensing        |
 +--------------------------------------------------------------------+
*/

/**
 *
 * @package CRM
 * @copyright CiviCRM LLC (c) 2004-2014
 * $Id$
 *
 */

require_once 'HTML/QuickForm/Renderer/ArraySmarty.php';

/**
 * customize the output to meet our specific requirements
 */
class CRM_Core_Form_Renderer extends HTML_QuickForm_Renderer_ArraySmarty {

  /**
   * We only need one instance of this object. So we use the singleton
   * pattern and cache the instance in this variable
   *
   * @var object
   * @static
   */
  static private $_singleton = NULL;

  /**
   * The converter from array size to css class
   *
   * @var array
   * @static
   */
  static $_sizeMapper = array(
    2 => 'two',
    4 => 'four',
    6 => 'six',
    8 => 'eight',
    12 => 'twelve',
    20 => 'medium',
    30 => 'big',
    45 => 'huge',
  );

  /**
   * Constructor
   *
   */
  function __construct() {
    $template = CRM_Core_Smarty::singleton();
    parent::__construct($template);
  }

  /**
   * Static instance provider.
   *
   * Method providing static instance of as in Singleton pattern.
   */
  public static function &singleton() {
    if (!isset(self::$_singleton)) {
      self::$_singleton = new CRM_Core_Form_Renderer();
    }
    return self::$_singleton;
  }

  /**
   * Creates an array representing an element containing
   * the key for storing this. We allow the parent to do most of the
   * work, but then we add some CiviCRM specific enhancements to
   * make the html compliant with our css etc
   *
   *
   * @param  $element HTML_QuickForm_element
   * @param  $required bool - Whether an element is required
   * @param  $error string - Error associated with the element
   *
   * @return array
   */
  public function _elementToArray(&$element, $required, $error) {
    self::updateAttributes($element, $required, $error);

    $el = parent::_elementToArray($element, $required, $error);

    // add label html
    if (!empty($el['label'])) {
      $id = $element->getAttribute('id');
      if (!empty($id)) {
        $el['label'] = '<label for="' . $id . '">' . $el['label'] . '</label>';
      }
      else {
        $el['label'] = "<label>{$el['label']}</label>";
      }
    }

    // Display-only (frozen) elements
    if (!empty($el['frozen'])) {
      if ($element->getAttribute('data-api-entity') && $element->getAttribute('data-entity-value')) {
        $this->renderFrozenEntityRef($el, $element);
      }
      $el['html'] = '<span class="crm-frozen-field">' . $el['html'] . '</span>';
    }
    // Active form elements
    else {
      if ($element->getType() == 'select' && $element->getAttribute('data-option-edit-path')) {
        $this->addOptionsEditLink($el, $element);
      }

      if ($element->getType() == 'group' && $element->getAttribute('allowClear')) {
        $this->appendUnselectButton($el, $element);
      }
    }

    return $el;
  }

  /**
   * Update the attributes of this element and add a few CiviCRM
   * based attributes so we can style this form element better
   *
   *
   * @param  $element  HTML_QuickForm_element object
   * @param  $required bool      Whether an element is required
   * @param  $error    string    Error associated with the element
   *
   * @return array
   * @static
   */
  public static function updateAttributes(&$element, $required, $error) {
    // lets create an id for all input elements, so we can generate nice label tags
    // to make it nice and clean, we'll just use the elementName if it is non null
    $attributes = array();
    if (!$element->getAttribute('id')) {
      $name = $element->getAttribute('name');
      if ($name) {
        $attributes['id'] = str_replace(array(']', '['),
          array('', '_'),
          $name
        );
      }
    }

    $class = $element->getAttribute('class');
    $type = $element->getType();
    if (!$class) {
      if ($type == 'text') {
        $size = $element->getAttribute('size');
        if (!empty($size)) {
          $class = CRM_Utils_Array::value($size, self::$_sizeMapper);
        }
      }
    }

    if ($type == 'select' && $element->getAttribute('multiple')) {
      $type = 'multiselect';
    }
    // Add widget-specific class
    if (!$class || strpos($class, 'crm-form-') === FALSE) {
      $class = ($class ? "$class " : '') . 'crm-form-' . $type;
    }
    elseif (strpos($class, 'crm-form-entityref') !== FALSE) {
      self::preProcessEntityRef($element);
    }
    elseif (strpos($class, 'crm-form-contact-reference') !== FALSE) {
      self::preprocessContactReference($element);
    }

    if ($required) {
      $class .= ' required';
    }

    if ($error) {
      $class .= ' error';
    }

    $attributes['class'] = $class;
    $element->updateAttributes($attributes);
  }

  /**
   * Convert IDs to values and format for display
   *
   * @param $field HTML_QuickForm_element
   */
  public static function preProcessEntityRef($field) {
    $val = $field->getValue();
    // Support array values
    if (is_array($val)) {
      $val = implode(',', $val);
      $field->setValue($val);
    }
    if ($val) {
      $entity = $field->getAttribute('data-api-entity');
      // Get api params, ensure it is an array
      $params = $field->getAttribute('data-api-params');
      $params = $params ? json_decode($params, TRUE) : array();
      // Support serialized values
      if (strpos($val, CRM_Core_DAO::VALUE_SEPARATOR) !== FALSE) {
        $val = str_replace(CRM_Core_DAO::VALUE_SEPARATOR, ',', trim($val, CRM_Core_DAO::VALUE_SEPARATOR));
        $field->setValue($val);
      }
      $result = civicrm_api3($entity, 'getlist', array('id' => $val) + $params);
      if ($field->isFrozen()) {
        $field->removeAttribute('class');
      }
      if (!empty($result['values'])) {
        $field->setAttribute('data-entity-value', json_encode($result['values']));
      }
    }
  }

  /**
   * Render entity references as text.
   * If user has permission, format as link (for now limited to contacts).
   * @param $el array
   * @param $field HTML_QuickForm_element
   */
  public function renderFrozenEntityRef(&$el, $field) {
    $entity = $field->getAttribute('data-api-entity');
    $vals = json_decode($field->getAttribute('data-entity-value'), TRUE);
    $display = array();

    // Custom fields of type contactRef store their data in a slightly different format
    if ($field->getAttribute('data-crm-custom') && $entity == 'contact') {
      $vals = array(array('id' => $vals['id'], 'label' => $vals['text']));
    }

    foreach ($vals as $val) {
      // Format contact as link
      if ($entity == 'contact' && CRM_Contact_BAO_Contact_Permission::allow($val['id'], CRM_Core_Permission::VIEW)) {
        $url = CRM_Utils_System::url("civicrm/contact/view", array('reset' => 1, 'cid' => $val['id']));
        $val['label'] = '<a class="view-' . $entity . ' no-popup" href="' . $url . '" title="' . ts('View Contact') . '">' . $val['label'] . '</a>';
      }
      $display[] = $val['label'];
    }

    $el['html'] = implode('; ', $display) . '<input type="hidden" value="'. $field->getValue() . '" name="' . $field->getAttribute('name') . '">';
  }

  /**
   * Pre-fill contact name for a custom field of type ContactReference
   *
   * Todo: Migrate contact reference fields to use EntityRef
   *
   * @param $field HTML_QuickForm_element
   */
  public static function preprocessContactReference($field) {
    $val = $field->getValue();
    if ($val && is_numeric($val)) {

      $list = array_keys(CRM_Core_BAO_Setting::valueOptions(CRM_Core_BAO_Setting::SYSTEM_PREFERENCES_NAME,
        'contact_reference_options'
      ), '1');

      $return = array_unique(array_merge(array('sort_name'), $list));

      $contact = civicrm_api('contact', 'getsingle', array('id' => $val, 'return' => $return, 'version' => 3));

      if (!empty($contact['id'])) {
        $view = array();
        foreach ($return as $fld) {
          if (!empty($contact[$fld])) {
            $view[] = $contact[$fld];
          }
        }
        $field->setAttribute('data-entity-value', json_encode(array('id' => $contact['id'], 'text' => implode(' :: ', $view))));
      }
    }
  }

  /**
   * @param array $el
   * @param HTML_QuickForm_element $field
   */
  public function addOptionsEditLink(&$el, $field) {
    if (CRM_Core_Permission::check('administer CiviCRM')) {
      // NOTE: $path is used on the client-side to know which option lists need rebuilding,
      // that's why we need that bit of data both in the link and in the form element
      $path = $field->getAttribute('data-option-edit-path');
      // NOTE: If we ever needed to support arguments in this link other than reset=1 we could split $path here if it contains a ?
      $url = CRM_Utils_System::url($path, 'reset=1');
      $el['html'] .= ' <a href="' . $url . '" class="crm-option-edit-link medium-popup crm-hover-button" target="_blank" title="' . ts('Edit Options') . '" data-option-edit-path="' . $path . '"><span class="icon ui-icon-wrench"></span></a>';
    }
  }

  /**
   * @param array $el
   * @param HTML_QuickForm_element $field
   */
  public function appendUnselectButton(&$el, $field) {
    // Initially hide if not needed
    // Note: visibility:hidden prevents layout jumping around unlike display:none
    $display = $field->getValue() !== NULL ? '' : ' style="visibility:hidden;"';
    $el['html'] .= ' <a href="#" class="crm-hover-button crm-clear-link"' . $display . ' title="' . ts('Clear') . '"><span class="icon close-icon"></span></a>';
  }
}
Commit	Line	Data
6a488035 TO	1	<?php
	2	/*
	3	+--------------------------------------------------------------------+
39de6fd5	4	\| CiviCRM version 4.6 \|
6a488035	5	+--------------------------------------------------------------------+
06b69b18	6	\| Copyright CiviCRM LLC (c) 2004-2014 \|
6a488035 TO	7	+--------------------------------------------------------------------+
	8	\| This file is a part of CiviCRM. \|
	9	\| \|
	10	\| CiviCRM is free software; you can copy, modify, and distribute it \|
	11	\| under the terms of the GNU Affero General Public License \|
	12	\| Version 3, 19 November 2007 and the CiviCRM Licensing Exception. \|
	13	\| \|
	14	\| CiviCRM is distributed in the hope that it will be useful, but \|
	15	\| WITHOUT ANY WARRANTY; without even the implied warranty of \|
	16	\| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. \|
	17	\| See the GNU Affero General Public License for more details. \|
	18	\| \|
	19	\| You should have received a copy of the GNU Affero General Public \|
	20	\| License and the CiviCRM Licensing Exception along \|
	21	\| with this program; if not, contact CiviCRM LLC \|
	22	\| at info[AT]civicrm[DOT]org. If you have questions about the \|
	23	\| GNU Affero General Public License or the licensing of CiviCRM, \|
	24	\| see the CiviCRM license FAQ at http://civicrm.org/licensing \|
	25	+--------------------------------------------------------------------+
	26	*/
	27
	28	/**
	29	*
	30	* @package CRM
06b69b18	31	* @copyright CiviCRM LLC (c) 2004-2014
6a488035 TO	32	* $Id$
	33	*
	34	*/
	35
	36	require_once 'HTML/QuickForm/Renderer/ArraySmarty.php';
	37
	38	/**
	39	* customize the output to meet our specific requirements
	40	*/
	41	class CRM_Core_Form_Renderer extends HTML_QuickForm_Renderer_ArraySmarty {
	42
	43	/**
	44	* We only need one instance of this object. So we use the singleton
	45	* pattern and cache the instance in this variable
	46	*
	47	* @var object
	48	* @static
	49	*/
	50	static private $_singleton = NULL;
	51
	52	/**
100fef9d	53	* The converter from array size to css class
6a488035 TO	54	*
	55	* @var array
	56	* @static
	57	*/
	58	static $_sizeMapper = array(
	59	2 => 'two',
	60	4 => 'four',
	61	6 => 'six',
	62	8 => 'eight',
	63	12 => 'twelve',
	64	20 => 'medium',
	65	30 => 'big',
	66	45 => 'huge',
	67	);
	68
	69	/**
	70	* Constructor
	71	*
95ea96be EM	72	*/
95ea96be EM	73	function __construct() {
6a488035 TO	74	$template = CRM_Core_Smarty::singleton();
	75	parent::__construct($template);
	76	}
	77
	78	/**
	79	* Static instance provider.
	80	*
	81	* Method providing static instance of as in Singleton pattern.
	82	*/
00be9182	83	public static function &singleton() {
6a488035 TO	84	if (!isset(self::$_singleton)) {
	85	self::$_singleton = new CRM_Core_Form_Renderer();
	86	}
	87	return self::$_singleton;
	88	}
	89
	90	/**
	91	* Creates an array representing an element containing
	92	* the key for storing this. We allow the parent to do most of the
	93	* work, but then we add some CiviCRM specific enhancements to
	94	* make the html compliant with our css etc
	95	*
6a488035	96	*
704d3260 CW	97	* @param $element HTML_QuickForm_element
	98	* @param $required bool - Whether an element is required
	99	* @param $error string - Error associated with the element
6a488035 TO	100	*
	101	* @return array
	102	*/
00be9182	103	public function _elementToArray(&$element, $required, $error) {
6a488035 TO	104	self::updateAttributes($element, $required, $error);
	105
	106	$el = parent::_elementToArray($element, $required, $error);
	107
	108	// add label html
	109	if (!empty($el['label'])) {
	110	$id = $element->getAttribute('id');
	111	if (!empty($id)) {
	112	$el['label'] = '<label for="' . $id . '">' . $el['label'] . '</label>';
	113	}
	114	else {
	115	$el['label'] = "<label>{$el['label']}</label>";
	116	}
	117	}
	118
4a143c04	119	// Display-only (frozen) elements
704d3260	120	if (!empty($el['frozen'])) {
549be786	121	if ($element->getAttribute('data-api-entity') && $element->getAttribute('data-entity-value')) {
704d3260 CW	122	$this->renderFrozenEntityRef($el, $element);
704d3260 CW	123	}
f0366d0b	124	$el['html'] = '<span class="crm-frozen-field">' . $el['html'] . '</span>';
704d3260	125	}
4a143c04 CW	126	// Active form elements
4a143c04 CW	127	else {
87831073	128	if ($element->getType() == 'select' && $element->getAttribute('data-option-edit-path')) {
4a143c04 CW	129	$this->addOptionsEditLink($el, $element);
	130	}
	131
b847e6e7	132	if ($element->getType() == 'group' && $element->getAttribute('allowClear')) {
4a143c04 CW	133	$this->appendUnselectButton($el, $element);
	134	}
	135	}
704d3260	136
6a488035 TO	137	return $el;
	138	}
	139
	140	/**
	141	* Update the attributes of this element and add a few CiviCRM
	142	* based attributes so we can style this form element better
	143	*
6a488035	144	*
dafd2d75 CW	145	* @param $element HTML_QuickForm_element object
	146	* @param $required bool Whether an element is required
	147	* @param $error string Error associated with the element
6a488035 TO	148	*
	149	* @return array
	150	* @static
	151	*/
00be9182	152	public static function updateAttributes(&$element, $required, $error) {
6a488035 TO	153	// lets create an id for all input elements, so we can generate nice label tags
	154	// to make it nice and clean, we'll just use the elementName if it is non null
	155	$attributes = array();
	156	if (!$element->getAttribute('id')) {
	157	$name = $element->getAttribute('name');
	158	if ($name) {
	159	$attributes['id'] = str_replace(array(']', '['),
	160	array('', '_'),
	161	$name
	162	);
	163	}
	164	}
	165
	166	$class = $element->getAttribute('class');
	167	$type = $element->getType();
c5b53a6f	168	if (!$class) {
6a488035 TO	169	if ($type == 'text') {
	170	$size = $element->getAttribute('size');
	171	if (!empty($size)) {
dafd2d75	172	$class = CRM_Utils_Array::value($size, self::$_sizeMapper);
6a488035 TO	173	}
	174	}
	175	}
	176
4f95329c CW	177	if ($type == 'select' && $element->getAttribute('multiple')) {
	178	$type = 'multiselect';
	179	}
76ec9ca7 CW	180	// Add widget-specific class
	181	if (!$class \|\| strpos($class, 'crm-form-') === FALSE) {
	182	$class = ($class ? "$class " : '') . 'crm-form-' . $type;
	183	}
75f59466 CW	184	elseif (strpos($class, 'crm-form-entityref') !== FALSE) {
	185	self::preProcessEntityRef($element);
	186	}
06508628 CW	187	elseif (strpos($class, 'crm-form-contact-reference') !== FALSE) {
	188	self::preprocessContactReference($element);
	189	}
c5b53a6f	190
6a488035 TO	191	if ($required) {
	192	$class .= ' required';
	193	}
	194
	195	if ($error) {
	196	$class .= ' error';
	197	}
	198
	199	$attributes['class'] = $class;
	200	$element->updateAttributes($attributes);
	201	}
704d3260	202
75f59466 CW	203	/**
75f59466 CW	204	* Convert IDs to values and format for display
06508628 CW	205	*
06508628 CW	206	* @param $field HTML_QuickForm_element
75f59466	207	*/
00be9182	208	public static function preProcessEntityRef($field) {
75f59466 CW	209	$val = $field->getValue();
	210	// Support array values
	211	if (is_array($val)) {
	212	$val = implode(',', $val);
	213	$field->setValue($val);
	214	}
	215	if ($val) {
	216	$entity = $field->getAttribute('data-api-entity');
e6d37e50 CW	217	// Get api params, ensure it is an array
	218	$params = $field->getAttribute('data-api-params');
	219	$params = $params ? json_decode($params, TRUE) : array();
75f59466 CW	220	// Support serialized values
	221	if (strpos($val, CRM_Core_DAO::VALUE_SEPARATOR) !== FALSE) {
	222	$val = str_replace(CRM_Core_DAO::VALUE_SEPARATOR, ',', trim($val, CRM_Core_DAO::VALUE_SEPARATOR));
	223	$field->setValue($val);
	224	}
61d869af	225	$result = civicrm_api3($entity, 'getlist', array('id' => $val) + $params);
75f59466 CW	226	if ($field->isFrozen()) {
	227	$field->removeAttribute('class');
	228	}
	229	if (!empty($result['values'])) {
75f59466 CW	230	$field->setAttribute('data-entity-value', json_encode($result['values']));
	231	}
	232	}
	233	}
	234
704d3260 CW	235	/**
704d3260 CW	236	* Render entity references as text.
b56fec55	237	* If user has permission, format as link (for now limited to contacts).
704d3260 CW	238	* @param $el array
	239	* @param $field HTML_QuickForm_element
	240	*/
00be9182	241	public function renderFrozenEntityRef(&$el, $field) {
549be786	242	$entity = $field->getAttribute('data-api-entity');
704d3260	243	$vals = json_decode($field->getAttribute('data-entity-value'), TRUE);
704d3260	244	$display = array();
a9b69e9f CW	245
	246	// Custom fields of type contactRef store their data in a slightly different format
	247	if ($field->getAttribute('data-crm-custom') && $entity == 'contact') {
	248	$vals = array(array('id' => $vals['id'], 'label' => $vals['text']));
	249	}
	250
704d3260 CW	251	foreach ($vals as $val) {
704d3260 CW	252	// Format contact as link
549be786	253	if ($entity == 'contact' && CRM_Contact_BAO_Contact_Permission::allow($val['id'], CRM_Core_Permission::VIEW)) {
704d3260	254	$url = CRM_Utils_System::url("civicrm/contact/view", array('reset' => 1, 'cid' => $val['id']));
b56fec55	255	$val['label'] = '<a class="view-' . $entity . ' no-popup" href="' . $url . '" title="' . ts('View Contact') . '">' . $val['label'] . '</a>';
704d3260	256	}
549be786	257	$display[] = $val['label'];
704d3260 CW	258	}
	259
	260	$el['html'] = implode('; ', $display) . '<input type="hidden" value="'. $field->getValue() . '" name="' . $field->getAttribute('name') . '">';
	261	}
5fafc9b0	262
06508628 CW	263	/**
	264	* Pre-fill contact name for a custom field of type ContactReference
	265	*
	266	* Todo: Migrate contact reference fields to use EntityRef
	267	*
	268	* @param $field HTML_QuickForm_element
	269	*/
00be9182	270	public static function preprocessContactReference($field) {
06508628 CW	271	$val = $field->getValue();
	272	if ($val && is_numeric($val)) {
	273
	274	$list = array_keys(CRM_Core_BAO_Setting::valueOptions(CRM_Core_BAO_Setting::SYSTEM_PREFERENCES_NAME,
	275	'contact_reference_options'
	276	), '1');
	277
	278	$return = array_unique(array_merge(array('sort_name'), $list));
	279
	280	$contact = civicrm_api('contact', 'getsingle', array('id' => $val, 'return' => $return, 'version' => 3));
	281
	282	if (!empty($contact['id'])) {
	283	$view = array();
	284	foreach ($return as $fld) {
	285	if (!empty($contact[$fld])) {
	286	$view[] = $contact[$fld];
	287	}
	288	}
	289	$field->setAttribute('data-entity-value', json_encode(array('id' => $contact['id'], 'text' => implode(' :: ', $view))));
	290	}
	291	}
	292	}
	293
5fafc9b0 CW	294	/**
	295	* @param array $el
	296	* @param HTML_QuickForm_element $field
	297	*/
00be9182	298	public function addOptionsEditLink(&$el, $field) {
5fafc9b0	299	if (CRM_Core_Permission::check('administer CiviCRM')) {
87831073 CW	300	// NOTE: $path is used on the client-side to know which option lists need rebuilding,
	301	// that's why we need that bit of data both in the link and in the form element
	302	$path = $field->getAttribute('data-option-edit-path');
	303	// NOTE: If we ever needed to support arguments in this link other than reset=1 we could split $path here if it contains a ?
	304	$url = CRM_Utils_System::url($path, 'reset=1');
5ce7d22c	305	$el['html'] .= ' <a href="' . $url . '" class="crm-option-edit-link medium-popup crm-hover-button" target="_blank" title="' . ts('Edit Options') . '" data-option-edit-path="' . $path . '"><span class="icon ui-icon-wrench"></span></a>';
5fafc9b0 CW	306	}
5fafc9b0 CW	307	}
4a143c04 CW	308
	309	/**
	310	* @param array $el
	311	* @param HTML_QuickForm_element $field
	312	*/
00be9182	313	public function appendUnselectButton(&$el, $field) {
4a143c04 CW	314	// Initially hide if not needed
4a143c04 CW	315	// Note: visibility:hidden prevents layout jumping around unlike display:none
8a4f27dc	316	$display = $field->getValue() !== NULL ? '' : ' style="visibility:hidden;"';
4a143c04 CW	317	$el['html'] .= ' <a href="#" class="crm-hover-button crm-clear-link"' . $display . ' title="' . ts('Clear') . '"><span class="icon close-icon"></span></a>';
4a143c04 CW	318	}
6a488035	319	}