jetpack / modules / shortcodes.php

shortcodes.php in Jetpack – WP Security, Backup, Speed, & Growth 4.3.5, at modules/shortcodes.php

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1	<?php
2
3	/**
4	* Module Name: Shortcode Embeds
5	* Module Description: Embed media from popular sites without any coding.
6	* Sort Order: 3
7	* First Introduced: 1.1
8	* Major Changes In: 1.2
9	* Requires Connection: No
10	* Auto Activate: Yes
11	* Module Tags: Photos and Videos, Social, Writing, Appearance
12	* Feature: Writing
13	* Additional Search Queries: shortcodes, shortcode, embeds, media, bandcamp, blip.tv, dailymotion, facebook, flickr, google calendars, google maps, google+, polldaddy, recipe, recipes, scribd, slideshare, slideshow, slideshows, soundcloud, ted, twitter, vimeo, vine, youtube
14	*/
15
16	/**
17	* Transforms the $atts array into a string that the old functions expected
18	*
19	* The old way was:
20	* [shortcode a=1&b=2&c=3] or [shortcode=1]
21	* This is parsed as array( a => '1&b=2&c=3' ) and array( 0 => '=1' ), which is useless
22	*
23	* @param Array $params
24	* @param Bool $old_format_support true if [shortcode=foo] format is possible.
25	* @return String $params
26	*/
27	function shortcode_new_to_old_params( $params, $old_format_support = false ) {
28	$str = '';
29
30	if ( $old_format_support && isset( $params[0] ) ) {
31	$str = ltrim( $params[0], '=' );
32	} elseif ( is_array( $params ) ) {
33	foreach ( array_keys( $params ) as $key ) {
34	if ( ! is_numeric( $key ) )
35	$str = $key . '=' . $params[$key];
36	}
37	}
38
39	return str_replace( array( '&', '&' ), '&', $str );
40	}
41
42	function jetpack_load_shortcodes() {
43	$shortcode_includes = array();
44
45	foreach ( Jetpack::glob_php( dirname( __FILE__ ) . '/shortcodes' ) as $file ) {
46	$filename = substr( basename( $file ), 0, -4 );
47
48	$shortcode_includes[ $filename ] = $file;
49	}
50
51	/**
52	* This filter allows other plugins to override which shortcodes Jetpack loads.
53	*
54	* @module shortcodes
55	*
56	* @since 2.2.1
57	* @since 4.2.0 Added filename without extension as array key.
58	*
59	* @param array $shortcode_includes An array of which shortcodes to include.
60	*/
61	$shortcode_includes = apply_filters( 'jetpack_shortcodes_to_include', $shortcode_includes );
62
63	foreach ( $shortcode_includes as $include ) {
64	include $include;
65	}
66	}
67
68	/**
69	* Runs preg_replace so that replacements don't happen within open tags.
70	* Parameters are the same as preg_replace, with an added optional search param for improved performance
71	*
72	* @param String $pattern
73	* @param String $replacement
74	* @param String $content
75	* @param String $search
76	* @return String $content
77	*/
78	function jetpack_preg_replace_outside_tags( $pattern, $replacement, $content, $search = null ) {
79	if( ! function_exists( 'wp_html_split' ) ) {
80	return $content;
81	}
82
83	if ( $search && false === strpos( $content, $search ) ) {
84	return $content;
85	}
86
87	$textarr = wp_html_split( $content );
88	unset( $content );
89	foreach( $textarr as &$element ) {
90	if ( '' === $element \|\| '<' === $element{0} )
91	continue;
92	$element = preg_replace( $pattern, $replacement, $element );
93	}
94
95	return join( $textarr );
96	}
97
98	/**
99	* Runs preg_replace_callback so that replacements don't happen within open tags.
100	* Parameters are the same as preg_replace, with an added optional search param for improved performance
101	*
102	* @param String $pattern
103	* @param String $replacement
104	* @param String $content
105	* @param String $search
106	* @return String $content
107	*/
108	function jetpack_preg_replace_callback_outside_tags( $pattern, $callback, $content, $search = null ) {
109	if( ! function_exists( 'wp_html_split' ) ) {
110	return $content;
111	}
112
113	if ( $search && false === strpos( $content, $search ) ) {
114	return $content;
115	}
116
117	$textarr = wp_html_split( $content );
118	unset( $content );
119	foreach( $textarr as &$element ) {
120	if ( '' === $element \|\| '<' === $element{0} )
121	continue;
122	$element = preg_replace_callback( $pattern, $callback, $element );
123	}
124
125	return join( $textarr );
126	}
127
128	if ( ! function_exists( 'jetpack_shortcode_get_wpvideo_id' ) ) {
129	function jetpack_shortcode_get_wpvideo_id( $atts ) {
130	if ( isset( $atts[ 0 ] ) )
131	return $atts[ 0 ];
132	else
133	return 0;
134	}
135	}
136
137	jetpack_load_shortcodes();
138