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Omphaloskepsis/plugins/jetpack/modules/shortcodes.php
2018-03-21 18:19:20 +00:00

159 lines
4.3 KiB
PHP

<?php
/**
* Module Name: Shortcode Embeds
* Module Description: Embed content from YouTube, Vimeo, SlideShare, and more, no coding necessary.
* Sort Order: 3
* First Introduced: 1.1
* Major Changes In: 1.2
* Requires Connection: No
* Auto Activate: Yes
* Module Tags: Photos and Videos, Social, Writing, Appearance
* Additional Search Queries: shortcodes, shortcode, embeds, media, bandcamp, blip.tv, dailymotion, digg, facebook, flickr, google calendars, google maps, google+, polldaddy, recipe, recipes, scribd, slideshare, slideshow, slideshows, soundcloud, ted, twitter, vimeo, vine, youtube
*/
/**
* Transforms the $atts array into a string that the old functions expected
*
* The old way was:
* [shortcode a=1&b=2&c=3] or [shortcode=1]
* This is parsed as array( a => '1&b=2&c=3' ) and array( 0 => '=1' ), which is useless
*
* @param Array $params
* @param Bool $old_format_support true if [shortcode=foo] format is possible.
* @return String $params
*/
function shortcode_new_to_old_params( $params, $old_format_support = false ) {
$str = '';
if ( $old_format_support && isset( $params[0] ) ) {
$str = ltrim( $params[0], '=' );
} elseif ( is_array( $params ) ) {
foreach ( array_keys( $params ) as $key ) {
if ( ! is_numeric( $key ) )
$str = $key . '=' . $params[$key];
}
}
return str_replace( array( '&amp;', '&#038;' ), '&', $str );
}
function jetpack_load_shortcodes() {
global $wp_version;
$shortcode_includes = array();
foreach ( Jetpack::glob_php( dirname( __FILE__ ) . '/shortcodes' ) as $file ) {
$shortcode_includes[] = $file;
}
/**
* This filter allows other plugins to override which shortcodes Jetpack loads.
*
* @module shortcodes
*
* @since 2.2.1
*
* @param array $shortcode_includes An array of which shortcodes to include.
*/
$shortcode_includes = apply_filters( 'jetpack_shortcodes_to_include', $shortcode_includes );
foreach ( $shortcode_includes as $include ) {
if ( version_compare( $wp_version, '3.6-z', '>=' ) && stristr( $include, 'audio.php' ) ) {
continue;
}
include $include;
}
}
/**
* Runs preg_replace so that replacements don't happen within open tags.
* Parameters are the same as preg_replace, with an added optional search param for improved performance
*
* @param String $pattern
* @param String $replacement
* @param String $content
* @param String $search
* @return String $content
*/
function jetpack_preg_replace_outside_tags( $pattern, $replacement, $content, $search = null ) {
if( ! function_exists( 'wp_html_split' ) ) {
return $content;
}
if ( $search && false === strpos( $content, $search ) ) {
return $content;
}
$textarr = wp_html_split( $content );
unset( $content );
foreach( $textarr as &$element ) {
if ( '' === $element || '<' === $element{0} )
continue;
$element = preg_replace( $pattern, $replacement, $element );
}
return join( $textarr );
}
/**
* Runs preg_replace_callback so that replacements don't happen within open tags.
* Parameters are the same as preg_replace, with an added optional search param for improved performance
*
* @param String $pattern
* @param String $replacement
* @param String $content
* @param String $search
* @return String $content
*/
function jetpack_preg_replace_callback_outside_tags( $pattern, $callback, $content, $search = null ) {
if( ! function_exists( 'wp_html_split' ) ) {
return $content;
}
if ( $search && false === strpos( $content, $search ) ) {
return $content;
}
$textarr = wp_html_split( $content );
unset( $content );
foreach( $textarr as &$element ) {
if ( '' === $element || '<' === $element{0} )
continue;
$element = preg_replace_callback( $pattern, $callback, $element );
}
return join( $textarr );
}
global $wp_version;
if ( version_compare( $wp_version, '3.6-z', '>=' ) ) {
add_filter( 'shortcode_atts_audio', 'jetpack_audio_atts_handler', 10, 3 );
function jetpack_audio_atts_handler( $out, $pairs, $atts ) {
if( isset( $atts[0] ) )
$out['src'] = $atts[0];
return $out;
}
function jetpack_shortcode_get_audio_id( $atts ) {
if ( isset( $atts[ 0 ] ) )
return $atts[ 0 ];
else
return 0;
}
}
if ( ! function_exists( 'jetpack_shortcode_get_wpvideo_id' ) ) {
function jetpack_shortcode_get_wpvideo_id( $atts ) {
if ( isset( $atts[ 0 ] ) )
return $atts[ 0 ];
else
return 0;
}
}
jetpack_load_shortcodes();