maxbuttons / classes / block.php

block.php in MaxButtons – Create buttons 7.13.1, at classes/block.php

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1	<?php
2	namespace MaxButtons;
3	defined('ABSPATH') or die('No direct access permitted');
4
5	/** A block is a combination of related settings.
6	*
7	* Blocks are grouped and put into the same Database table row. This way related data, it's executing, display and other decision
8	* making is seperate from other blocks improving realiability and readability of the code.
9	*/
10	use MaxButtons\maxBlocks as maxBlocks;
11	use MaxButtons\maxField as maxField;
12
13	abstract class maxBlock
14	{
15	protected $data = array();
16
17	/** Block constructor
18	*
19	* Constructor for a button block. Hooks up all needed filters and inits data for a block.
20	*
21	*/
22	function __construct($priority = 10)
23	{
24	$this->fields = apply_filters($this->blockname. "-block-fields",$this->fields);
25	$this->data[$this->blockname] = array(); //empty init
26	}
27
28	/** Save fields runs the POST variable through all blocks
29	*
30	* Taking the post variable from the form, the function will attach the submitted data to the block - field logic and
31	* return a data object to save to the Database. If no value is submitted, the default will be loaded.
32	*
33	* @param $data Array Data in blockname - field logic format
34	* @param $post Array $_POST style data
35	*
36	* @return $data Array
37	*/
38	public function save_fields($data, $post)
39	{
40	$block = isset($this->data[$this->blockname]) ? $this->data[$this->blockname] : array();
41
42	foreach($this->fields as $field => $options)
43	{
44	$default = (isset($options["default"])) ? $options["default"] : '';
45	if (is_string($default) && strpos($default,"px") !== false)
46	$block[$field] = (isset($post[$field]) ) ? intval($post[$field]) : $default;
47	elseif( isset($post[$field]) && is_array($post[$field]))
48	{
49	$block[$field] = $post[$field];
50	}
51	else
52	$block[$field] = (isset($post[$field])) ? sanitize_text_field($post[$field]) : $default;
53	}
54
55	$data[$this->blockname] = $block;
56	return $data;
57
58	}
59
60	/** Return fields of current block
61	*
62	* Will return fields of current block only
63	* @return Array $fields
64	*/
65	public function get_fields()
66	{
67	return $this->fields;
68	}
69
70	/** Returns Blockname of current block
71	*
72	*
73	* @return $string \| boolean Name of the block, if set, otherwise false
74	*/
75	public function get_name()
76	{
77	if (isset($this->blockname))
78	return $this->blockname;
79
80	return false;
81	}
82
83
84	/* Build the Block admin interface
85	*
86	* Builds admin interface via Admin class ( addfield ). After building, display fields should be called.
87	* @abstract
88	*/
89	abstract public function admin_fields();
90	public function display_fields()
91	{
92	$admin = MB()->getClass('admin');
93	$admin->display_fields();
94
95	}
96
97	/ Adding a sidebar
98	*
99	* This function can be used to add a sidebar to the block. The sidebar should be called before display_fields is put out but after the last field
100	*
101	* */
102	public function sidebar()
103	{
104	return;
105	}
106
107	/** Parse HTML portion of button
108	*
109	* This filter is passed through to modify the HTML parts of the button.
110	*
111	* Note: When changing parts of the DomObj writing new tags / DOM to elements, it's needed to regenerate the Object.
112	*
113	* @param $button DomObj SimpleDOMObject
114	* @param $mode String[normal\|preview] Flag to check if loading in preview
115	*
116	* @return DomObj
117	*/
118	public function parse_button($button, $mode) { return $button; }
119	public function post_parse_button($domObj, $mode) { return $domObj; }
120
121	/* Parse CSS of the button
122	*
123	* This function will go through the blocks, matching the $css definitions of a fields and putting them in the
124	* correct tags ( partly using csspart ) .
125	*
126	* @param $css Array [normal\|hover\|other][cssline] = css declaration
127	* @param $mode String [normal\|preview]
128	*
129	* @return $css Array
130	*/
131	public function parse_css($css, $mode = 'normal') {
132
133	$data = $this->data[$this->blockname];
134
135	// get all fields from this block
136	foreach($this->fields as $field => $field_data)
137	{
138	// get cssparts, can be comma-seperated value
139	$csspart = (isset($field_data["csspart"])) ? explode(",",$field_data["csspart"]) : array('maxbutton');
140	$csspseudo = (isset($field_data["csspseudo"])) ? explode(",", $field_data["csspseudo"]) : 'normal';
141
142	// if this field has a css property
143	if (isset($field_data["css"]))
144	{
145	// get the property value from the data
146	$value = isset($data[$field]) ? $data[$field] : '';
147	$value = str_replace(array(";"), '', $value); //sanitize
148
149	if (isset($field_data["default"]) && strpos($field_data["default"],"px") && ! strpos($value,"px"))
150	{
151	if ($value == '') $value = 0; // pixel values, no empty but 0
152	$value .= "px";
153	}
154	elseif (isset($field_data["default"]) && strpos($field_data["default"],"%") && ! strpos($value,"%"))
155	{
156	if ($value == '') $value = 0; // pixel values, no empty but 0
157	$value .= "%";
158	}
159	if (isset($data[$field]))
160	{
161	foreach($csspart as $part)
162	{
163	if (is_array($csspseudo))
164	{
165	foreach($csspseudo as $pseudo)
166	$css[$part][$pseudo][$field_data["css"]] = $value ;
167	}
168	else
169	$css[$part][$csspseudo][$field_data["css"]] = $value ;
170	}
171	}
172	}
173
174	}
175
176	return $css;
177	}
178
179	/* Ability to output custom JS for each button */
180	public function parse_js($js, $mode = 'normal')
181	{
182	return $js;
183	}
184
185
186	/** Map the Block fields
187	*
188	* This function will take the field name and link it to the defined CSS definition to use in providing the live preview in the
189	* button editor. I.e. a field with name x will be linked to CSS-property X . Or to a custom Javascript function.
190	*
191	* @param $map Array [$field_id][css\|attr\|func\|] = property/function
192	*
193	* @return Array
194	*/
195	public function map_fields($map)
196	{
197	foreach($this->fields as $field => $field_data)
198	{
199	if (isset($field_data["css"]))
200	{
201	$cssdef = $field_data["css"];
202	$multidef = explode('-',$cssdef);
203	if ( count($multidef) > 1)
204	{
205	$cssdef = "";
206	for($i = 0; $i < count($multidef); $i++)
207	{
208	if ($i == 0)
209	$cssdef .= $multidef[$i];
210	else
211	$cssdef .= ucfirst($multidef[$i]);
212	//$multidef[$i] . ucfirst($multidef[1]);
213	}
214	}
215	$map[$field]["css"] = $cssdef;
216	if ( isset($field_data["default"]) && strpos($field_data["default"],"px") != false )
217	$map[$field]["css_unit"] = 'px';
218	else if ( isset($field_data["default"]) && strpos($field_data["default"],"%") != false )
219	$map[$field]["css_unit"] = '%';
220
221	}
222	if (isset($field_data["csspart"]))
223	$map[$field]["csspart"] = $field_data["csspart"];
224	if (isset($field_data['csspseudo']))
225	$map[$field]['pseudo'] = $field_data['csspseudo'];
226
227	}
228	return $map;
229
230	}
231
232	/** Sets the data
233	*
234	* This action is called from button class when data is pulled from the database and populates the dataArray to all blocks
235	*
236	*/
237	function set($dataArray)
238	{
239
240	$this->data = $dataArray;
241	}
242
243	}
244