powerkit / modules / basic-elements / templates / grid.php

grid.php in Powerkit – Supercharge your WordPress Site 2.7.2, at modules/basic-elements/templates/grid.php

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1	<?php
2	/**
3	* Shortcode Grid config
4	*
5	* @package Powerkit
6	* @subpackage Templates
7	*/
8
9	/**
10	* Init module
11	*/
12	class Powerkit_Basic_Grid {
13
14	/**
15	* Initialize.
16	*/
17	public function __construct() {
18
19	if ( class_exists( 'Gridable' ) ) {
20	add_filter( 'gridable_row_class', array( $this, 'gridable_row_class' ) );
21	add_filter( 'gridable_column_class', array( $this, 'gridable_column_class' ), 10, 4 );
22	add_filter( 'gridable_load_public_style', '__return_false' );
23
24	} else {
25
26	add_shortcode( 'powerkit_row', array( $this, 'add_row_shortcode' ) );
27	add_shortcode( 'powerkit_col', array( $this, 'add_column_shortcode' ) );
28	add_shortcode( 'row', array( $this, 'add_row_shortcode' ) );
29	add_shortcode( 'col', array( $this, 'add_column_shortcode' ) );
30	add_filter( 'the_content', array( $this, 'parse_content_for_nested_rows' ), 9 );
31	add_filter( 'powerkit_the_column_content', array( $this, 'fix_lost_p_tags' ), 10, 2 );
32	}
33	}
34
35	/**
36	* Render the [powerkit-row]
37	*
38	* @param array $atts The atts.
39	* @param string $content The content.
40	*/
41	public function add_row_shortcode( $atts, $content ) {
42	ob_start();
43	?>
44	<div class="pk-row">
45	<?php
46	$row_content = apply_filters( 'powerkit_the_row_content', $content, $atts );
47
48	if ( apply_filters( 'powerkit_render_shortcodes_in_row', true, $content, $atts ) ) {
49	echo do_shortcode( $row_content );
50	} else {
51	echo $row_content; // XSS.
52	}
53	?>
54	</div>
55	<?php
56	return ob_get_clean();
57	}
58
59	/**
60	* Render the [powerkit-col]
61	*
62	* @param array $atts The atts.
63	* @param string $content The content.
64	*/
65	public function add_column_shortcode( $atts, $content ) {
66	$size = 1;
67	if ( ! empty( $atts['size'] ) ) {
68	$size = (int) $atts['size'];
69	}
70
71	ob_start();
72	?>
73	<div class="pk-col-md-<?php echo esc_attr( $size ); ?>">
74	<?php
75	$column_content = apply_filters( 'powerkit_the_column_content', $content, $atts );
76
77	if ( apply_filters( 'powerkit_render_shortcodes_in_column', true, $content, $atts ) ) {
78	echo do_shortcode( $column_content );
79	} else {
80	echo $column_content; // XSS.
81	}
82	?>
83	</div>
84	<?php
85	return ob_get_clean();
86	}
87
88	/**
89	* This function strips unclosed p tags at a beggining and at the end of a row
90	*
91	* @param string $content The content.
92	* @param array $atts The atts.
93	*/
94	public function fix_lost_p_tags( $content, $atts ) {
95	if ( is_admin() ) {
96	return $content;
97	}
98
99	$first_4_chars = substr( $content, 0, 4 );
100
101	$last_3_chars = substr( $content, -3, 4 );
102
103	if ( '</p>' === $first_4_chars ) {
104	$content = substr( $content, 5 );
105	}
106
107	if ( '<p>' === $last_3_chars ) {
108	$content = substr( $content, 0, -4 );
109	}
110
111	return $content;
112	}
113
114	/**
115	* Try to allow one level of nested rows
116	*
117	* @param string $content The content.
118	* @param bool $rec The rec.
119	*/
120	public function parse_content_for_nested_rows( $content, $rec = false ) {
121	$rows_matches = array();
122
123	preg_match_all( '#' . get_shortcode_regex( array( 'powerkit-row' ) ) . '#ims', $content, $rows_matches );
124
125	/**
126	* Basically in the first group of matches are the plain row texts
127	* If a row contains another row, we should render it before.
128	*/
129	if ( ! empty( $rows_matches[0] ) ) {
130
131	// Iterate through each row and check if anyone has a nested row.
132	foreach ( $rows_matches[0] as $key => $match ) {
133
134	$row_pos = strpos( $rows_matches[0][ $key ], '[powerkit-row cols_nr="', 5 );
135
136	// If there is another row inside render it first.
137	if ( false !== $row_pos ) {
138	// Make a clone of the original row.
139	$temp_row = $match;
140	// If this row has an inner row, let's render it and replace it in the clone row.
141	preg_match( '#' . get_shortcode_regex( array( 'powerkit-row' ) ) . '#', $match, $smatch );
142	if ( substr_count( $smatch[0], '[powerkit-row ' ) > 1 ) {
143	$inner_rows = array();
144
145	// Right now the row form is [powerkit-row] content [powerkit-row]content[/powerkit-row]
146	// if we render the available rows we will have a nested-free row.
147	$remove_starting_row = '~\[' . $smatch[1] . $smatch[2] . $smatch[3] . '\]~';
148
149	$temp_content = preg_replace( $remove_starting_row, '', $smatch[0], 1 );
150
151	preg_match_all( '#' . get_shortcode_regex( array( 'powerkit-row' ) ) . '#ms', $temp_content, $inner_rows );
152
153	// There may be more than one inner row, catch'em all.
154	foreach ( $inner_rows[0] as $inner_row ) {
155	$temp_row = str_replace( $inner_row, do_shortcode( $inner_row ), $temp_row );
156	}
157	}
158	// Now we have a [powerkit-row] content <div class="pk-row"></div>
159	// the closing [/powerkit-row] is definetly somewhere after.
160	$content = str_replace( $match, $temp_row, $content );
161	} else {
162	if ( ! $rec ) {
163	$content = $this->parse_content_for_nested_rows( $content, true );
164	}
165	}
166	}
167	}
168
169	return $content;
170	}
171
172	/**
173	* -------------------------------------------------------------------------
174	* [ Support Gridable ]
175	* -------------------------------------------------------------------------
176	*/
177
178	/**
179	* Row Class
180	*/
181	public function gridable_row_class() {
182	return array( 'pk-row' );
183	}
184
185	/**
186	* Column Class
187	*
188	* @param array $classes Available classes.
189	* @param int $size Column size.
190	* @param array $atts Attributes.
191	* @param string $content Content.
192	*/
193	public function gridable_column_class( $classes, $size, $atts, $content ) {
194
195	$classes = array( 'pk-col-md-' . $size );
196
197	return $classes;
198	}
199	}
200
201	new Powerkit_Basic_Grid();
202