modules/timeline/views_views_plugin_style_timeline.inc

<?php
// $Id: views_views_plugin_style_timeline.inc,v 1.1.2.3 2009/07/25 01:36:49 xamanu Exp $

/**
 * @file
 * Timeline views style plugin
 */

define('TIMELINE_HORIZONTAL', 0);
define('TIMELINE_VERTICAL', 1);

/**
 * Extending the view_plugin_style class to provide a timeline view style.
 */
class views_views_plugin_style_timeline extends views_plugin_style {
  /**
   * Set default options
   */
  function option_definition() {

    $options = parent::option_definition();
    $options['display']['contains'] = array(
      'type' => array('default' => TIMELINE_HORIZONTAL),
      'appearance' => array(
        'contains' => array(
          'theme' => array('default' => 'ClassicTheme'),
          'bubble_width' => array('default' => '250'),
          'bubble_height' => array('default' => ''),
        ),
      ),
    );
    $options['bands']['contains'] = array(
      'focus' => array('default' => 'today'),
      'band1_unit' => array('default' => 'day'),
      'band2_unit' => array('default' => 'month'),
    );
    $options['misc']['contains'] = array('controls' => array('default' => FALSE),);
    $options['fields']['contains'] = array(
      'title' => array('default' => ''),
      'start' => array('default' => ''),
      'end' => array('default' => ''),
      'advanced' => array(
        'contains' => array(
          'earliestStart' => '',
          'latestEnd' => '',
         ),
       ),
    );    
    return $options;
  }

  /**
   * Add settings for the particular timeline.
   */
  function options_form(&$form, &$form_state) {
    parent::options_form($form, $form_state);
    $form['colors'] = array(
      '#type' => 'fieldset',
      '#title' => t('Grouping colors'),
      '#collapsible' => TRUE, '#collapsed' => TRUE,
      '#description' => 'You can define the colors that are going to be used for the grouped events. Leave blank to use standard values',
    );
    $form['colors']['values'] = array(
      '#type' => 'textarea',
      '#title' => t('Color coding'),
      '#default_value' => isset($this->options['colors']['values']) ? $this->options['colors']['values'] : '',
      '#description' => t('You can override the colors for your groupings. Enter one hexadecimal RGB color value per line. Examples: #FF00FF #FF0099 #998811'),
    );

    $form['display'] = array('#type' => 'fieldset', '#title' => t('Display settings'), '#collapsible' => TRUE, '#collapsed' => FALSE);
    $form['display']['type'] = array(
      '#type' => 'radios',
      '#title' => t('Timeline type'),
      '#options' => array(TIMELINE_HORIZONTAL => t('Horizontal'), TIMELINE_VERTICAL => t('Vertical')),
      '#default_value' => $this->options['display']['type'],
    );
    $form['display']['width'] = array(
      '#type' => 'textfield',
      '#title' => t('Width'),
      '#default_value' => isset($this->options['display']['width']) ? $this->options['display']['width'] : variable_get('timeline_default_width', '100%'),
      '#size' => 6,
      '#maxlength' => 6,
      '#description' => t('The width of the timeline (in units of em, px or %), e.g. 600px or 90%. Leave blank to use default value.'),
    );
    $form['display']['height'] = array(
      '#type' => 'textfield',
      '#title' => t('Height'),
      '#default_value' => isset($this->options['display']['height']) ? $this->options['display']['height'] : variable_get('timeline_default_height', '400px'),
      '#size' => 6,
      '#maxlength' => 6,
      '#description' => t('The height of the timeline (in units of em, px or %), e.g. 400px. Leave blank to use default value.'),
    );
    // Appearance settings
    // TODO make theme options flexible
    $form['display']['appearance'] = array('#type' => 'fieldset', '#title' => t('Appearance and themes'), '#collapsible' => TRUE, '#collapsed' => TRUE);
    $form['display']['appearance']['theme'] = array(
      '#type' => 'select',
      '#title' => t('Theme'),
      '#default_value' => $this->options['display']['appearance']['theme'],
      '#options' => timeline_available_themes(),
      '#description' => t('Select a theme. You can create our own themes. Read documentation.'),
    );
    $form['display']['appearance']['bubble_width'] = array(
      '#type' => 'textfield',
      '#title' => t('Width of bubbles'),
      '#default_value' => $this->options['display']['appearance']['bubble_width'],
      '#size' => 6,
      '#maxlength' => 6,
      '#description' => t('The width of the bubbles in the timeline (in units of px), e.g. 250. Leave blank to use default value from theme.'),
    );
    $form['display']['appearance']['bubble_height'] = array(
      '#type' => 'textfield',
      '#title' => t('Max height of bubbles'),
      '#default_value' => $this->options['display']['appearance']['bubble_height'],
      '#size' => 6,
      '#maxlength' => 6,
      '#description' => t('The maximum height of the bubbles in the timeline (in units of px), e.g. 400 (Scrollbar will be added for taller bubbles). Leave blank to let the bubbles scale automatically.'),
    );

    $handlers = $this->display->handler->get_handlers('field');
    if (empty($handlers)) {
      $form['error_markup'] = array(
        '#value' => t('You need at least one field before you can configure your field settings'),
        '#prefix' => '<div class="error form-item description">',
        '#suffix' => '</div>',
      );
    }
    else {
      // Fields
      $field_names = array('' => '--');
      $date_field_names = array('' => '--');
      $supported_date_handlers = array(
        'views_handler_field_date',
        'date_handler_field_multiple',
      );

      foreach ($handlers as $field => $handler) {
        $field_names[$field] = $handler->ui_name();
        if ($label = $handler->label()) {
          $field_names[$field] .= " (\"$label\")";
        }
        if (in_array(get_class($handler), $supported_date_handlers)) {
          $date_field_names[$field] = $field_names[$field];
        }
      }

      $form['fields'] = array(
        '#type' => 'fieldset',
        '#title' => 'Field usage',
        '#description' => t('Select the fields that contain the title,
                            start time and end time of each item. If selected,
                            the class field will be used to apply a class to
                            each point. Remaining fields will be available as
                            "content" of the item.'),
        '#collapsible' => TRUE,
        '#collapsed' => FALSE,
      );

      $form['fields']['title'] = array(
        '#type' => 'select',
        '#title' => 'Title',
        '#options' => $field_names,
        '#default_value' => $this->options['fields']['title'],
        '#required' => TRUE,
      );

      $form['fields']['start'] = array(
        '#type' => 'select',
        '#title' => 'Start',
        '#options' => $date_field_names,
        '#default_value' => $this->options['fields']['start'],
        '#required' => TRUE,
      );

      $form['fields']['end'] = array(
        '#type' => 'select',
        '#title' => 'End',
        '#options' => $date_field_names,
        '#default_value' => $this->options['fields']['end'],
      );

      $form['fields']['advanced'] = array(
        '#type' => 'fieldset',
        '#title' => t('Advanced visualization settings'),
        '#collapsible' => TRUE, '#collapsed' => TRUE,
        '#description' => t('For more information on these fields visit !url', array('!url' => l(t('http://wiki.github.com/xamanu/Drupal-Timeline'), 'http://wiki.github.com/xamanu/Drupal-Timeline'))),
      );
      $form['fields']['advanced']['earliestStart'] = array(
        '#type' => 'select',
        '#title' => t('Earliest start'),
        '#options' => $date_field_names,
        '#default_value' => $this->options['fields']['advanced']['earliestStart'],
      );

      $form['fields']['advanced']['latestEnd'] = array(
        '#type' => 'select',
        '#title' => t('Latest end'),
        '#options' => $date_field_names,
        '#default_value' => $this->options['fields']['advanced']['latestEnd'],
      );
    }

    // Band/interval settings
    $form['bands'] = array('#type' => 'fieldset', '#title' => t('Band/interval settings'), '#collapsible' => TRUE, '#collapsed' => FALSE);
    $intervals = array('second' => t('Second'), 'minute' => t('Minute'), 'hour' => t('Hour'), 'day' => t('Day'), 'week' => t('Week'), 'month' => t('Month'), 'year' => t('Year'), 'decade' => t('Decade'), 'century' => t('Century'), 'millennium' => t('Millennium'));
    $form['bands']['band1_unit'] = array(
      '#type' => 'select',
      '#title' => t('Main band interval unit'),
      '#default_value' => $this->options['bands']['band1_unit'],
      '#options' => $intervals,
      '#description' => t(''),
    );
    $form['bands']['band2_unit'] = array(
      '#type' => 'select',
      '#title' => t('Summary band interval unit'),
      '#default_value' => $this->options['bands']['band2_unit'],
      '#options' => array_merge(array('' => t('Not displayed')), $intervals),
      '#description' => t(''),
    );
    $form['bands']['focus'] = array(
      '#type' => 'select',
      '#title' => t('Initial date focus'),
      '#options' => array('today' => t('The current date'), 'first' => t('First event in timeline'), 'last' => t('Last event in timeline'), 'custom' => t('Custom')),
      '#default_value' => $this->options['bands']['focus'],
      '#description' => t('Determines which event or date the timeline view should initially be centered on after it has loaded. Leave blank to use default value.'),
    );
    $form['bands']['focus_custom'] = array(
      '#type' => 'textfield',
      '#title' => t('Custom inicial date focus'),
      '#default_value' => isset($this->options['bands']['focus_custom']) ? $this->options['bands']['focus_custom'] : '',
      '#process' => array('views_process_dependency'),
      '#dependency' => array('edit-style-options-bands-focus' => array('custom')),
      '#description' => t('Please enter a custom inicial date to focus the timeline on.') .' '. t('Format: %time.', array('%time' => format_date(time(), 'custom', 'Y-m-d H:i:s O'))),
    );
/* js is unstable within timeline. maybe next version the simile grup is going to fix this. - fd
    $form['limit'] = array('#type' => 'fieldset', '#title' => t('Limit timeline bands'), '#collapsible' => TRUE, '#collapsed' => TRUE);
    $form['limit']['start'] = array(
      '#type' => 'select',
      '#title' => t('Timeline start date'),
      '#default_value' => isset($this->options['limit']['start']) ? $this->options['limit']['start'] : '',
      '#options' => array('endless' => 'Endless', 'first' => t('First event in timeline'), 'last' => t('Last event in timeline'), 'today' => t('The current date'), 'custom' => t('Custom')),
      '#description' => t('Limit timeline bands to start at this defined date'),
    );

    $form['limit']['custom_start'] = array(
      '#type' => 'textfield',
      '#title' => t('Custom start date'),
      '#default_value' => isset($this->options['limit']['custom_start']) ? $this->options['limit']['custom_start'] : '',
      '#process' => array('views_process_dependency'),
      '#dependency' => array('edit-style-options-limit-start' => array('custom')),
      '#description' => t('Please enter a custom end date for the timeline.') .' '. t('Format: %time.', array('%time' => format_date(time(), 'custom', 'Y-m-d H:i:s O'))),
    );

    $form['limit']['end'] = array(
      '#type' => 'select',
      '#title' => t('Timeline end date'),
      '#default_value' => isset($this->options['limit']['end']) ? $this->options['limit']['end'] : '',
      '#options' => array('endless' => 'Endless', 'first' => t('First event in timeline'), 'last' => t('Last event in timeline'), 'today' => t('The current date'), 'custom' => t('Custom')),
      '#description' => t('Limit timeline bands to end at this defined date'),
    );
    $form['limit']['custom_end'] = array(
      '#type' => 'textfield',
      '#title' => t('Custom end date'),
      '#default_value' => isset($this->options['limit']['custom_end']) ? $this->options['limit']['custom_end'] : '',
      '#process' => array('views_process_dependency'),
      '#dependency' => array('edit-style-options-limit-end' => array('custom')),
      '#description' => t('Please enter a custom end date for the timeline.') .' '. t('Format: %time.', array('%time' => format_date(time(), 'custom', 'Y-m-d H:i:s O'))),
    );

/* DEPRECATED: Controls -fd
    // Miscellanous settings
    $form['misc'] = array('#type' => 'fieldset', '#title' => t('TODO: Miscellaneous settings'), '#collapsible' => TRUE, '#collapsed' => TRUE);
    $form['misc']['controls'] = array(
      '#type' => 'radios',
      '#title' => t('Enable controls'),
      '#default_value' => $this->options['misc']['controls'],
      '#options' => array(FALSE => t('Disabled'), TRUE => t('Enabled')),
      '#description' => t('Whether to display filtering and highlighting controls under the timeline. Not recommended for block mode.'),
    );
    */
  }

  /**
   * Render the timeline style.
   * Data for the simile timeline is getting collected within the view
   */
  function render() {

    // Load only when neccessary
    module_load_include('inc', 'timeline', 'classes/Timeline.class');
    module_load_include('inc', 'timeline', 'classes/TimelineEvent.class');

    // Group the rows according to the grouping field, if specified.
    $sets = $this->render_grouping($this->view->result, $this->options['grouping']);

    // Build data for timeline
    $timeline = new Timeline($this->view, $sets);
    $timeline->timelineToJS();
    
    if (variable_get('timeline_debug', FALSE)) {
     $this->options['debug'] = $timeline->debug();
    }
    // options that are used for template preprocessor
    $this->options['timeline'] = array(
      'class' => $this->view->name,
      'width' => _timeline_to_dim($this->view->style_options['display']['width']),
      'height' => _timeline_to_dim($this->view->style_options['display']['height']),
      'align' => '',
      'controls' => FALSE, // $this->view->style_options['misc']['controls'],
      'theme' => $this->options['display']['appearance']['theme'],
    );
    return theme($this->theme_functions(), $this->view, $this->options);
  }
}
1	<?php
2	// $Id: views_views_plugin_style_timeline.inc,v 1.1.2.3 2009/07/25 01:36:49 xamanu Exp $
3
4	/**
5	* @file
6	* Timeline views style plugin
7	*/
8
9	define('TIMELINE_HORIZONTAL', 0);
10	define('TIMELINE_VERTICAL', 1);
11
12	/**
13	* Extending the view_plugin_style class to provide a timeline view style.
14	*/
15	class views_views_plugin_style_timeline extends views_plugin_style {
16	/**
17	* Set default options
18	*/
19	function option_definition() {
20
21	$options = parent::option_definition();
22	$options['display']['contains'] = array(
23	'type' => array('default' => TIMELINE_HORIZONTAL),
24	'appearance' => array(
25	'contains' => array(
26	'theme' => array('default' => 'ClassicTheme'),
27	'bubble_width' => array('default' => '250'),
28	'bubble_height' => array('default' => ''),
29	),
30	),
31	);
32	$options['bands']['contains'] = array(
33	'focus' => array('default' => 'today'),
34	'band1_unit' => array('default' => 'day'),
35	'band2_unit' => array('default' => 'month'),
36	);
37	$options['misc']['contains'] = array('controls' => array('default' => FALSE),);
38	$options['fields']['contains'] = array(
39	'title' => array('default' => ''),
40	'start' => array('default' => ''),
41	'end' => array('default' => ''),
42	'advanced' => array(
43	'contains' => array(
44	'earliestStart' => '',
45	'latestEnd' => '',
46	),
47	),
48	);
49	return $options;
50	}
51
52	/**
53	* Add settings for the particular timeline.
54	*/
55	function options_form(&$form, &$form_state) {
56	parent::options_form($form, $form_state);
57	$form['colors'] = array(
58	'#type' => 'fieldset',
59	'#title' => t('Grouping colors'),
60	'#collapsible' => TRUE, '#collapsed' => TRUE,
61	'#description' => 'You can define the colors that are going to be used for the grouped events. Leave blank to use standard values',
62	);
63	$form['colors']['values'] = array(
64	'#type' => 'textarea',
65	'#title' => t('Color coding'),
66	'#default_value' => isset($this->options['colors']['values']) ? $this->options['colors']['values'] : '',
67	'#description' => t('You can override the colors for your groupings. Enter one hexadecimal RGB color value per line. Examples: #FF00FF #FF0099 #998811'),
68	);
69
70	$form['display'] = array('#type' => 'fieldset', '#title' => t('Display settings'), '#collapsible' => TRUE, '#collapsed' => FALSE);
71	$form['display']['type'] = array(
72	'#type' => 'radios',
73	'#title' => t('Timeline type'),
74	'#options' => array(TIMELINE_HORIZONTAL => t('Horizontal'), TIMELINE_VERTICAL => t('Vertical')),
75	'#default_value' => $this->options['display']['type'],
76	);
77	$form['display']['width'] = array(
78	'#type' => 'textfield',
79	'#title' => t('Width'),
80	'#default_value' => isset($this->options['display']['width']) ? $this->options['display']['width'] : variable_get('timeline_default_width', '100%'),
81	'#size' => 6,
82	'#maxlength' => 6,
83	'#description' => t('The width of the timeline (in units of em, px or %), e.g. 600px or 90%. Leave blank to use default value.'),
84	);
85	$form['display']['height'] = array(
86	'#type' => 'textfield',
87	'#title' => t('Height'),
88	'#default_value' => isset($this->options['display']['height']) ? $this->options['display']['height'] : variable_get('timeline_default_height', '400px'),
89	'#size' => 6,
90	'#maxlength' => 6,
91	'#description' => t('The height of the timeline (in units of em, px or %), e.g. 400px. Leave blank to use default value.'),
92	);
93	// Appearance settings
94	// TODO make theme options flexible
95	$form['display']['appearance'] = array('#type' => 'fieldset', '#title' => t('Appearance and themes'), '#collapsible' => TRUE, '#collapsed' => TRUE);
96	$form['display']['appearance']['theme'] = array(
97	'#type' => 'select',
98	'#title' => t('Theme'),
99	'#default_value' => $this->options['display']['appearance']['theme'],
100	'#options' => timeline_available_themes(),
101	'#description' => t('Select a theme. You can create our own themes. Read documentation.'),
102	);
103	$form['display']['appearance']['bubble_width'] = array(
104	'#type' => 'textfield',
105	'#title' => t('Width of bubbles'),
106	'#default_value' => $this->options['display']['appearance']['bubble_width'],
107	'#size' => 6,
108	'#maxlength' => 6,
109	'#description' => t('The width of the bubbles in the timeline (in units of px), e.g. 250. Leave blank to use default value from theme.'),
110	);
111	$form['display']['appearance']['bubble_height'] = array(
112	'#type' => 'textfield',
113	'#title' => t('Max height of bubbles'),
114	'#default_value' => $this->options['display']['appearance']['bubble_height'],
115	'#size' => 6,
116	'#maxlength' => 6,
117	'#description' => t('The maximum height of the bubbles in the timeline (in units of px), e.g. 400 (Scrollbar will be added for taller bubbles). Leave blank to let the bubbles scale automatically.'),
118	);
119
120	$handlers = $this->display->handler->get_handlers('field');
121	if (empty($handlers)) {
122	$form['error_markup'] = array(
123	'#value' => t('You need at least one field before you can configure your field settings'),
124	'#prefix' => '<div class="error form-item description">',
125	'#suffix' => '</div>',
126	);
127	}
128	else {
129	// Fields
130	$field_names = array('' => '--');
131	$date_field_names = array('' => '--');
132	$supported_date_handlers = array(
133	'views_handler_field_date',
134	'date_handler_field_multiple',
135	);
136
137	foreach ($handlers as $field => $handler) {
138	$field_names[$field] = $handler->ui_name();
139	if ($label = $handler->label()) {
140	$field_names[$field] .= " (\"$label\")";
141	}
142	if (in_array(get_class($handler), $supported_date_handlers)) {
143	$date_field_names[$field] = $field_names[$field];
144	}
145	}
146
147	$form['fields'] = array(
148	'#type' => 'fieldset',
149	'#title' => 'Field usage',
150	'#description' => t('Select the fields that contain the title,
151	start time and end time of each item. If selected,
152	the class field will be used to apply a class to
153	each point. Remaining fields will be available as
154	"content" of the item.'),
155	'#collapsible' => TRUE,
156	'#collapsed' => FALSE,
157	);
158
159	$form['fields']['title'] = array(
160	'#type' => 'select',
161	'#title' => 'Title',
162	'#options' => $field_names,
163	'#default_value' => $this->options['fields']['title'],
164	'#required' => TRUE,
165	);
166
167	$form['fields']['start'] = array(
168	'#type' => 'select',
169	'#title' => 'Start',
170	'#options' => $date_field_names,
171	'#default_value' => $this->options['fields']['start'],
172	'#required' => TRUE,
173	);
174
175	$form['fields']['end'] = array(
176	'#type' => 'select',
177	'#title' => 'End',
178	'#options' => $date_field_names,
179	'#default_value' => $this->options['fields']['end'],
180	);
181
182	$form['fields']['advanced'] = array(
183	'#type' => 'fieldset',
184	'#title' => t('Advanced visualization settings'),
185	'#collapsible' => TRUE, '#collapsed' => TRUE,
186	'#description' => t('For more information on these fields visit !url', array('!url' => l(t('http://wiki.github.com/xamanu/Drupal-Timeline'), 'http://wiki.github.com/xamanu/Drupal-Timeline'))),
187	);
188	$form['fields']['advanced']['earliestStart'] = array(
189	'#type' => 'select',
190	'#title' => t('Earliest start'),
191	'#options' => $date_field_names,
192	'#default_value' => $this->options['fields']['advanced']['earliestStart'],
193	);
194
195	$form['fields']['advanced']['latestEnd'] = array(
196	'#type' => 'select',
197	'#title' => t('Latest end'),
198	'#options' => $date_field_names,
199	'#default_value' => $this->options['fields']['advanced']['latestEnd'],
200	);
201	}
202
203	// Band/interval settings
204	$form['bands'] = array('#type' => 'fieldset', '#title' => t('Band/interval settings'), '#collapsible' => TRUE, '#collapsed' => FALSE);
205	$intervals = array('second' => t('Second'), 'minute' => t('Minute'), 'hour' => t('Hour'), 'day' => t('Day'), 'week' => t('Week'), 'month' => t('Month'), 'year' => t('Year'), 'decade' => t('Decade'), 'century' => t('Century'), 'millennium' => t('Millennium'));
206	$form['bands']['band1_unit'] = array(
207	'#type' => 'select',
208	'#title' => t('Main band interval unit'),
209	'#default_value' => $this->options['bands']['band1_unit'],
210	'#options' => $intervals,
211	'#description' => t(''),
212	);
213	$form['bands']['band2_unit'] = array(
214	'#type' => 'select',
215	'#title' => t('Summary band interval unit'),
216	'#default_value' => $this->options['bands']['band2_unit'],
217	'#options' => array_merge(array('' => t('Not displayed')), $intervals),
218	'#description' => t(''),
219	);
220	$form['bands']['focus'] = array(
221	'#type' => 'select',
222	'#title' => t('Initial date focus'),
223	'#options' => array('today' => t('The current date'), 'first' => t('First event in timeline'), 'last' => t('Last event in timeline'), 'custom' => t('Custom')),
224	'#default_value' => $this->options['bands']['focus'],
225	'#description' => t('Determines which event or date the timeline view should initially be centered on after it has loaded. Leave blank to use default value.'),
226	);
227	$form['bands']['focus_custom'] = array(
228	'#type' => 'textfield',
229	'#title' => t('Custom inicial date focus'),
230	'#default_value' => isset($this->options['bands']['focus_custom']) ? $this->options['bands']['focus_custom'] : '',
231	'#process' => array('views_process_dependency'),
232	'#dependency' => array('edit-style-options-bands-focus' => array('custom')),
233	'#description' => t('Please enter a custom inicial date to focus the timeline on.') .' '. t('Format: %time.', array('%time' => format_date(time(), 'custom', 'Y-m-d H:i:s O'))),
234	);
235	/* js is unstable within timeline. maybe next version the simile grup is going to fix this. - fd
236	$form['limit'] = array('#type' => 'fieldset', '#title' => t('Limit timeline bands'), '#collapsible' => TRUE, '#collapsed' => TRUE);
237	$form['limit']['start'] = array(
238	'#type' => 'select',
239	'#title' => t('Timeline start date'),
240	'#default_value' => isset($this->options['limit']['start']) ? $this->options['limit']['start'] : '',
241	'#options' => array('endless' => 'Endless', 'first' => t('First event in timeline'), 'last' => t('Last event in timeline'), 'today' => t('The current date'), 'custom' => t('Custom')),
242	'#description' => t('Limit timeline bands to start at this defined date'),
243	);
244
245	$form['limit']['custom_start'] = array(
246	'#type' => 'textfield',
247	'#title' => t('Custom start date'),
248	'#default_value' => isset($this->options['limit']['custom_start']) ? $this->options['limit']['custom_start'] : '',
249	'#process' => array('views_process_dependency'),
250	'#dependency' => array('edit-style-options-limit-start' => array('custom')),
251	'#description' => t('Please enter a custom end date for the timeline.') .' '. t('Format: %time.', array('%time' => format_date(time(), 'custom', 'Y-m-d H:i:s O'))),
252	);
253
254	$form['limit']['end'] = array(
255	'#type' => 'select',
256	'#title' => t('Timeline end date'),
257	'#default_value' => isset($this->options['limit']['end']) ? $this->options['limit']['end'] : '',
258	'#options' => array('endless' => 'Endless', 'first' => t('First event in timeline'), 'last' => t('Last event in timeline'), 'today' => t('The current date'), 'custom' => t('Custom')),
259	'#description' => t('Limit timeline bands to end at this defined date'),
260	);
261	$form['limit']['custom_end'] = array(
262	'#type' => 'textfield',
263	'#title' => t('Custom end date'),
264	'#default_value' => isset($this->options['limit']['custom_end']) ? $this->options['limit']['custom_end'] : '',
265	'#process' => array('views_process_dependency'),
266	'#dependency' => array('edit-style-options-limit-end' => array('custom')),
267	'#description' => t('Please enter a custom end date for the timeline.') .' '. t('Format: %time.', array('%time' => format_date(time(), 'custom', 'Y-m-d H:i:s O'))),
268	);
269
270	/* DEPRECATED: Controls -fd
271	// Miscellanous settings
272	$form['misc'] = array('#type' => 'fieldset', '#title' => t('TODO: Miscellaneous settings'), '#collapsible' => TRUE, '#collapsed' => TRUE);
273	$form['misc']['controls'] = array(
274	'#type' => 'radios',
275	'#title' => t('Enable controls'),
276	'#default_value' => $this->options['misc']['controls'],
277	'#options' => array(FALSE => t('Disabled'), TRUE => t('Enabled')),
278	'#description' => t('Whether to display filtering and highlighting controls under the timeline. Not recommended for block mode.'),
279	);
280	*/
281	}
282
283	/**
284	* Render the timeline style.
285	* Data for the simile timeline is getting collected within the view
286	*/
287	function render() {
288
289	// Load only when neccessary
290	module_load_include('inc', 'timeline', 'classes/Timeline.class');
291	module_load_include('inc', 'timeline', 'classes/TimelineEvent.class');
292
293	// Group the rows according to the grouping field, if specified.
294	$sets = $this->render_grouping($this->view->result, $this->options['grouping']);
295
296	// Build data for timeline
297	$timeline = new Timeline($this->view, $sets);
298	$timeline->timelineToJS();
299
300	if (variable_get('timeline_debug', FALSE)) {
301	$this->options['debug'] = $timeline->debug();
302	}
303	// options that are used for template preprocessor
304	$this->options['timeline'] = array(
305	'class' => $this->view->name,
306	'width' => _timeline_to_dim($this->view->style_options['display']['width']),
307	'height' => _timeline_to_dim($this->view->style_options['display']['height']),
308	'align' => '',
309	'controls' => FALSE, // $this->view->style_options['misc']['controls'],
310	'theme' => $this->options['display']['appearance']['theme'],
311	);
312	return theme($this->theme_functions(), $this->view, $this->options);
313	}
314	}