-
Notifications
You must be signed in to change notification settings - Fork 0
/
draggable_blocks.module
398 lines (310 loc) · 10.7 KB
/
draggable_blocks.module
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
<?php
/**
* Implementation of hook_menu()
*/
function draggable_blocks_menu() {
$items['system/ajax/draggable-blocks'] = array(
'title' => 'AJAX callback for draggable blocks',
'page callback' => 'draggable_blocks_ajax_callback',
'delivery callback' => 'ajax_deliver',
'access arguments' => array('administer draggable blocks'),
'theme callback' => 'ajax_base_page_theme',
'type' => MENU_CALLBACK,
);
// Nicked from bean.module's /block/add/foo callback.
foreach (bean_get_types() as $type) {
if (!empty($type)) {
$items['system/ajax/block/add/' . $type->buildURL()] = array(
'title' => $type->getLabel(),
'title callback' => 'check_plain',
'page callback' => 'draggable_blocks_add_block_form',
'page arguments' => array($type->type),
'access arguments' => array('create any ' . $type->type . ' bean'),
'delivery callback' => 'ajax_deliver',
);
}
}
return $items;
}
/**
* Implementation of hook_form_FORM_ID_alter()
*/
function draggable_blocks_form_bean_form_alter(&$form, $form_state) {
// Detect the form being loaded over ajax by the action on it:
if (substr($form['#action'], 0, 19) == '/system/ajax/block/') {
$form['actions']['submit']['#ajax'] = array(
'callback' => 'draggable_blocks_form_ajax_callback',
'progress' => array(
'#type' => 'none',
),
);
$form['weight'] = array(
'#type' => 'hidden',
'#default_value' => 0,
);
$form['region'] = array(
'#type' => 'hidden',
'#default_value' => '',
);
// Need to add this validate function before the others, as
// otherwise they're not defined for some reason.
$form['#after_build'][] = 'draggable_blocks_after_build';
}
}
/**
* Makes sure bean's include file for validators is included.
*/
function draggable_blocks_after_build($form, $form_state) {
module_load_include('inc', 'bean', 'includes/bean.pages');
return $form;
}
function draggable_blocks_form_ajax_callback(&$form, &$form_state) {
$commands['#type'] = 'ajax';
$commands['#commands'][] = ajax_command_insert(NULL, drupal_render($form));
// Remove any existing messages and replace them with any we've just generated.
$commands['#commands'][] = ajax_command_remove('div.messages');
$commands['#commands'][] = ajax_command_prepend('#bean-form', theme('status_messages'));
// If the form was validated & submitted, dismiss the dialogue & replace the block.
if($form_state['executed']) {
// Un-dialogue the dialogue.
$commands['#commands'][] = ajax_command_invoke('#bean-form', 'dialog', array('destroy'));
// Remove it from the DOM.
$commands['#commands'][] = ajax_command_remove('#bean-form');
// Reload the block that we've altered
/*
$delta = $form_state['build_info']['args'][0];
$rendered_block = subhub_magicapi_2_block_renderer($delta);
$instance = subhub_magicapi_2_split_delta($delta);
// Using the block id to replace here doesn't work for some reason...
$commands['#commands'][] = ajax_command_replace('div.mbid-' . $instance['mbid'], $rendered_block);
*/
}
return $commands;
}
function draggable_blocks_add_block_form($type) {
require_once drupal_get_path('module', 'bean') . '/includes/bean.pages.inc';
// Create an empty bean of the required type to pass to the form builder fn
$bean = bean_create(array('type' => $type));
$form = drupal_get_form('bean_form', $bean, $type);
$commands['#type'] = 'ajax';
// Add the form into the DOM
$commands['#commands'][] = ajax_command_append('body', drupal_render($form));
$dialogue_settings = array(
'width' => 1000,
'height' => 600,
'modal' => TRUE,
'position' => 'center',
);
// Invoke the dialogue.
$commands['#commands'][] = ajax_command_invoke('#bean-form', 'dialog', array($dialogue_settings));
// Make sure messages appear
$commands['#commands'][] = ajax_command_prepend('body', theme('status_messages'));
return $commands;
}
/**
* Implementation of hook_permissions().
*/
function draggable_blocks_permission() {
$perms = array(
'administer draggable blocks' => array(
'title' => t('Administer draggable blocks'),
'description' => t('Place draggable blocks anywhere they can be placed.'),
),
);
return $perms;
}
function draggable_blocks_ajax_callback() {
$theme = $_POST['ajax_page_state']['theme'];
$draggable_block_new_prefix = strlen('draggable-block-new-');
$draggable_block_existing_prefix = strlen('draggable-block-existing-');
foreach ($_POST['block_data'] as $weight => $block_data) {
$id = $block_data['id'];
if (substr($id, 0, $draggable_block_new_prefix) == 'draggable-block-new-') {
$type = substr($id, $draggable_block_new_prefix);
// New draggable block needs creating
$bean = bean_load_delta('new-bean');
if (!$bean) {
$bean = bean_create(array('type' => $type));
}
$bean->delta = 'new-bean'; // We'll overwrite this a mo.
$bean->title = 'New bean'; // We'll overwrite this a mo.
$bean->save();
_block_rehash();
db_update('block')
->condition('module', 'bean')
->condition('delta', $bean->delta)
->condition('theme', $theme)
->fields(array(
'weight' => $weight,
))
->execute();
}
else if (substr($id, 0, $draggable_block_existing_prefix) == 'draggable-block-existing-') {
// Existing draggable block needs placing
}
else {
// Existing block. Needs re-weighting.
$block_info = draggable_blocks_get_block_info_from_id($id);
// drupal_set_message('<pre>' . print_r($block_info, TRUE) . '</pre>');
db_update('block')
->condition('module', $block_info['module'])
->condition('delta', $block_info['delta'])
->condition('theme', $theme)
->fields(array(
'weight' => $weight,
))
->execute();
}
}
$commands['#type'] = 'ajax';
// $commands['#commands'][] = ajax_command_insert(NULL, drupal_render($form['settings']));
$commands['#commands'][] = ajax_command_prepend('#content', theme('status_messages'));
return $commands;
}
function draggable_blocks_palette() {
$palettes = array();
$palettes['beans'] = array(
'title' => 'Beans',
'id' => 'beans',
'access' => 'access content',
'presence' => PALETTE_PRESENCE_SITE_ONLY,
'sections' => array(
array(
'id' => 'newBeans',
'title' => 'New Beans',
'content callback' => 'draggable_blocks_new',
'weight' => 1,
),
array(
'id' => 'existingBeans',
'title' => 'Existing Beans',
'content callback' => 'draggable_blocks_existing',
'weight' => 2,
),
),
);
return $palettes;
}
/**
* Palette callback for new blocks
*/
function draggable_blocks_new() {
return array(
'#markup' => theme('draggable_blocks_new', array('blocks' => bean_get_types())),
'#attached' => array(
'css' => array(drupal_get_path('module', 'draggable_blocks') . '/draggable_blocks.css'),
'js' => array(drupal_get_path('module', 'draggable_blocks') . '/draggable_blocks.js'),
'library' => array(
array('system','ui.sortable'),
array('system', 'ui.dialog'),
),
),
);
}
/**
* Palette callback for existing blocks
*/
function draggable_blocks_existing() {
return array(
'#markup' => theme('draggable_blocks_existing', array('blocks' => bean_get_all_beans())),
'#attached' => array(
'css' => array(drupal_get_path('module', 'draggable_blocks') . '/draggable_blocks.css'),
'js' => array(drupal_get_path('module', 'draggable_blocks') . '/draggable_blocks.js'),
'library' => array(
array('system','ui.sortable'),
),
),
);
}
/**
* Implementation of hook_theme
*/
function draggable_blocks_theme($existing, $type, $theme, $path) {
return array(
'draggable_block' => array(
'variables' => array('block' => null),
),
'draggable_blocks_existing' => array(
'variables' => array('blocks' => null),
),
'draggable_blocks_new' => array(
'variables' => array('blocks' => null),
),
);
}
function theme_draggable_blocks_existing($args) {
$themed_blocks = array();
foreach ($args['blocks'] as $block) {
$block_args = array(
'id' => 'draggable-block-existing-' . $block->delta,
'title' => $block->title,
);
$themed_blocks[] = theme('draggable_block', $block_args);
}
return implode('', $themed_blocks);
}
function theme_draggable_blocks_new($args) {
$themed_blocks = array();
foreach ($args['blocks'] as $key => $block_type) {
$block_args = array(
'id' => 'draggable-block-new-' . $key,
'title' => $block_type->getLabel(),
);
$themed_blocks[] = theme('draggable_block', $block_args);
}
return implode('', $themed_blocks);
}
function theme_draggable_block($args) {
return '
<div class="draggable-block clearfix from-palette" id="' . $args['id'] . '">
<div class="text">
' . $args['title'] . '
</div>
</div>';
}
/**
* Pass in a block id, like: block-module-delta and this function
* will return the module & delta of that block.
*/
function draggable_blocks_get_block_info_from_id($id) {
// Break up the id into chunks
$id_bits = explode('-', $id);
// First element is 'block'. We don't need that.
array_shift($id_bits);
$bits_count = count($id_bits);
$block_glue = array('_', '-', ' ');
// If any module uses a different glue, they can add it here:
drupal_alter('block_glue', $block_glue);
// This first level of loop moves the split between module and delta
// down the id. EG: is foo-bar-grill-baz:
// module foo, delta bar_grill_baz
// module foo_bar, delta grill_baz
// module for_bar_grill, delta baz
for ($i=1; $i<$bits_count; $i++) {
// We then loop across the glues to check varying combinations.
// Eg, a module called foo_bar may have deltas like grill-baz
foreach ($block_glue as $module_glue) {
foreach ($block_glue as $delta_glue) {
$module = implode($module_glue, array_slice($id_bits, 0, $i));
// Check to see if we got an existing module:
if (!module_exists($module)) {
continue;
}
// Check to see if this module actually defines any blocks
$blocks = module_invoke($module, 'block_info');
if (is_array($blocks)) {
$delta = implode($delta_glue, array_slice($id_bits, $i));
// If we got module/delta match, return it!
// otherwise, the search continues...
if (isset($blocks[$delta])) {
return array(
'module' => $module,
'delta' => $delta,
);
}
}
}
}
}
return false;
}