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vine.php
94 lines
| 1 | <?php |
| 2 | /** |
| 3 | * Vine shortcode |
| 4 | * The service is now archived, but existing embeds are still accessible. |
| 5 | * |
| 6 | * Examples: |
| 7 | * Vine embed code: |
| 8 | * <iframe class="vine-embed" src="https://vine.co/v/bjHh0zHdgZT" width="600" height="600" frameborder="0"></iframe> |
| 9 | * <script async src="//platform.vine.co/static/scripts/embed.js" charset="utf-8"></script> |
| 10 | * |
| 11 | * URL example: |
| 12 | * https://vine.co/v/bjHh0zHdgZT/ |
| 13 | * |
| 14 | * Embed shortcode examples: |
| 15 | * [embed]https://vine.co/v/bjHh0zHdgZT[/embed] |
| 16 | * [embed width="300"]https://vine.co/v/bjHh0zHdgZT[/embed] |
| 17 | * [embed type="postcard" width="300"]https://vine.co/v/bjHh0zHdgZT[/embed] |
| 18 | * |
| 19 | * @package automattic/jetpack |
| 20 | */ |
| 21 | |
| 22 | /** |
| 23 | * Handle Vine embeds. |
| 24 | * |
| 25 | * @param array $matches Results after parsing the URL using the regex in wp_embed_register_handler(). |
| 26 | * @param array $attr Embed attributes. |
| 27 | * @param string $url The original URL that was matched by the regex. |
| 28 | * @param array $rawattr The original unmodified attributes. |
| 29 | * @return string The embed HTML. |
| 30 | */ |
| 31 | function vine_embed_video( $matches, $attr, $url, $rawattr ) { |
| 32 | $max_height = 300; |
| 33 | $type = 'simple'; |
| 34 | |
| 35 | // Only allow 'postcard' or 'simple' types. |
| 36 | if ( |
| 37 | isset( $rawattr['type'] ) |
| 38 | && 'postcard' === $rawattr['type'] |
| 39 | ) { |
| 40 | $type = 'postcard'; |
| 41 | } |
| 42 | |
| 43 | $vine_size = Jetpack::get_content_width(); |
| 44 | |
| 45 | // If the user enters a value for width or height, we ignore the Jetpack::get_content_width(). |
| 46 | if ( isset( $rawattr['width'] ) || isset( $rawattr['height'] ) ) { |
| 47 | // 300 is the minimum size that Vine provides for embeds. Lower than that, the postcard embeds looks weird. |
| 48 | $vine_size = max( $max_height, min( $attr['width'], $attr['height'] ) ); |
| 49 | } |
| 50 | |
| 51 | if ( empty( $vine_size ) ) { |
| 52 | $vine_size = $max_height; |
| 53 | } |
| 54 | |
| 55 | $url = 'https://vine.co/v/' . $matches[1] . '/embed/' . $type; |
| 56 | $vine_html = sprintf( |
| 57 | '<span class="embed-vine" style="display: block;"><iframe class="vine-embed" src="%1$s" width="%2$d" height="%3$d" frameborder="0"></iframe></span>', |
| 58 | esc_url( $url ), |
| 59 | (int) $vine_size, |
| 60 | (int) $vine_size |
| 61 | ); |
| 62 | |
| 63 | wp_enqueue_script( |
| 64 | 'vine-embed', |
| 65 | 'https://platform.vine.co/static/scripts/embed.js', |
| 66 | array(), |
| 67 | JETPACK__VERSION, |
| 68 | true |
| 69 | ); |
| 70 | |
| 71 | return $vine_html; |
| 72 | } |
| 73 | wp_embed_register_handler( 'jetpack_vine', '#https?://vine.co/v/([a-z0-9]+).*#i', 'vine_embed_video' ); |
| 74 | |
| 75 | /** |
| 76 | * Display the Vine shortcode. |
| 77 | * |
| 78 | * @param array $atts Shortcode attributes. |
| 79 | */ |
| 80 | function vine_shortcode( $atts ) { |
| 81 | global $wp_embed; |
| 82 | |
| 83 | if ( empty( $atts['url'] ) ) { |
| 84 | return ''; |
| 85 | } |
| 86 | |
| 87 | if ( ! preg_match( '#https?://vine.co/v/([a-z0-9]+).*#i', $atts['url'] ) ) { |
| 88 | return ''; |
| 89 | } |
| 90 | |
| 91 | return $wp_embed->shortcode( $atts, $atts['url'] ); |
| 92 | } |
| 93 | add_shortcode( 'vine', 'vine_shortcode' ); |
| 94 |