Add upstream

2019-10-24 00:12:05 +02:00
parent 85d41e4216
commit ac980f592c
3504 changed files with 1049983 additions and 29971 deletions
--- a/wp-content/plugins/jetpack/modules/shortcodes/archiveorg.php
+++ b/wp-content/plugins/jetpack/modules/shortcodes/archiveorg.php
@@ -0,0 +1,160 @@
+<?php
+/**
+ * Archive.org book shortcode.
+ *
+ * Usage:
+ * [archiveorg Experime1940]
+ * [archiveorg http://archive.org/details/Experime1940 poster=http://archive.org/images/map.png]
+ * [archiveorg id=Experime1940 width=640 height=480 autoplay=1]
+
+ * <iframe src="http://archive.org/embed/Experime1940&autoplay=1&poster=http://archive.org/images/map.png" width="640" height="480" frameborder="0" webkitallowfullscreen="true" mozallowfullscreen="true" allowfullscreen></iframe>
+ *
+ * @package Jetpack
+ */
+
+/**
+ * Get ID of requested archive.org embed.
+ *
+ * @since 4.5.0
+ *
+ * @param array $atts Shortcode attributes.
+ *
+ * @return int|string
+ */
+function jetpack_shortcode_get_archiveorg_id( $atts ) {
+	if ( isset( $atts[0] ) ) {
+		$atts[0] = trim( $atts[0], '=' );
+		if ( preg_match( '#archive.org/(details|embed)/(.+)/?$#i', $atts[0], $match ) ) {
+			$id = $match[2];
+		} else {
+			$id = $atts[0];
+		}
+		return $id;
+	}
+	return 0;
+}
+
+/**
+ * Convert an archive.org shortcode into an embed code.
+ *
+ * @since 4.5.0
+ *
+ * @param array $atts An array of shortcode attributes.
+ * @return string The embed code for the archive.org video.
+ */
+function jetpack_archiveorg_shortcode( $atts ) {
+	global $content_width;
+
+	if ( isset( $atts[0] ) && empty( $atts['id'] ) ) {
+		$atts['id'] = jetpack_shortcode_get_archiveorg_id( $atts );
+	}
+
+	$atts = shortcode_atts(
+		array(
+			'id'       => '',
+			'width'    => 640,
+			'height'   => 480,
+			'autoplay' => 0,
+			'poster'   => '',
+		),
+		$atts
+	);
+
+	if ( ! $atts['id'] ) {
+		return '<!-- error: missing archive.org ID -->';
+	}
+
+	$id = $atts['id'];
+
+	if ( ! $atts['width'] ) {
+		$width = absint( $content_width );
+	} else {
+		$width = intval( $atts['width'] );
+	}
+
+	if ( ! $atts['height'] ) {
+		$height = round( ( $width / 640 ) * 360 );
+	} else {
+		$height = intval( $atts['height'] );
+	}
+
+	if ( $atts['autoplay'] ) {
+		$autoplay = '&autoplay=1';
+	} else {
+		$autoplay = '';
+	}
+
+	if ( $atts['poster'] ) {
+		$poster = '&poster=' . $atts['poster'];
+	} else {
+		$poster = '';
+	}
+
+	$url = esc_url( set_url_scheme( "https://archive.org/embed/{$id}{$autoplay}{$poster}" ) );
+
+	$html = "<div class='embed-archiveorg' style='text-align:center;'><iframe src='$url' width='$width' height='$height' style='border:0;' webkitallowfullscreen='true' mozallowfullscreen='true' allowfullscreen></iframe></div>";
+
+	return $html;
+}
+
+add_shortcode( 'archiveorg', 'jetpack_archiveorg_shortcode' );
+
+/**
+ * Compose shortcode from archive.org iframe.
+ *
+ * @since 4.5.0
+ *
+ * @param string $content Post content.
+ *
+ * @return mixed
+ */
+function jetpack_archiveorg_embed_to_shortcode( $content ) {
+	if ( ! is_string( $content ) || false === stripos( $content, 'archive.org/embed/' ) ) {
+		return $content;
+	}
+
+	$regexp = '!<iframe\s+src=[\'"]https?://archive\.org/embed/([^\'"]+)[\'"]((?:\s+\w+(=[\'"][^\'"]*[\'"])?)*)></iframe>!i';
+
+	if ( ! preg_match_all( $regexp, $content, $matches, PREG_SET_ORDER ) ) {
+		return $content;
+	}
+
+	foreach ( $matches as $match ) {
+		$url = explode( '&amp;', $match[1] );
+		$id  = 'id=' . $url[0];
+
+		$autoplay  = '';
+		$poster    = '';
+		$url_count = count( $url );
+
+		for ( $ii = 1; $ii < $url_count; $ii++ ) {
+			if ( 'autoplay=1' === $url[ $ii ] ) {
+				$autoplay = ' autoplay="1"';
+			}
+
+			$map_matches = array();
+			if ( preg_match( '/^poster=(.+)$/', $url[ $ii ], $map_matches ) ) {
+				$poster = " poster=\"{$map_matches[1]}\"";
+			}
+		}
+
+		$params = $match[2];
+
+		$params = wp_kses_hair( $params, array( 'http' ) );
+
+		$width  = isset( $params['width'] ) ? (int) $params['width']['value'] : 0;
+		$height = isset( $params['height'] ) ? (int) $params['height']['value'] : 0;
+
+		$wh = '';
+		if ( $width && $height ) {
+			$wh = ' width=' . $width . ' height=' . $height;
+		}
+
+		$shortcode = '[archiveorg ' . $id . $wh . $autoplay . $poster . ']';
+		$content   = str_replace( $match[0], $shortcode, $content );
+	}
+
+	return $content;
+}
+
+add_filter( 'pre_kses', 'jetpack_archiveorg_embed_to_shortcode' );