polldaddy.php
| 1 | <?php |
| 2 | |
| 3 | if ( ! class_exists( 'PolldaddyShortcode' ) ) { |
| 4 | /** |
| 5 | * Class wrapper for polldaddy shortcodes |
| 6 | */ |
| 7 | |
| 8 | class PolldaddyShortcode { |
| 9 | |
| 10 | static $add_script = false; |
| 11 | static $scripts = false; |
| 12 | |
| 13 | /** |
| 14 | * Add all the actions & resgister the shortcode |
| 15 | */ |
| 16 | function __construct() { |
| 17 | if ( defined( 'GLOBAL_TAGS' ) == false ) { |
| 18 | add_shortcode( 'polldaddy', array( $this, 'polldaddy_shortcode' ) ); |
| 19 | add_filter( 'pre_kses', array( $this, 'polldaddy_embed_to_shortcode' ) ); |
| 20 | } |
| 21 | add_action( 'wp_enqueue_scripts', array( $this, 'check_infinite' ) ); |
| 22 | add_action( 'infinite_scroll_render', array( $this, 'polldaddy_shortcode_infinite' ), 11 ); |
| 23 | } |
| 24 | |
| 25 | private function get_async_code( array $settings, $survey_link ) { |
| 26 | $embed_src = 'http://i0.poll.fm/survey.js'; |
| 27 | $embed_src_ssl = 'https://polldaddy.com/survey.js'; |
| 28 | |
| 29 | $include = <<<CONTAINER |
| 30 | ( function( d, c, j ) { |
| 31 | if ( !d.getElementById( j ) ) { |
| 32 | var pd = d.createElement( c ), s; |
| 33 | pd.id = j; |
| 34 | pd.src = ( 'https:' == d.location.protocol ) ? '{$embed_src_ssl}' : '{$embed_src}'; |
| 35 | s = d.getElementsByTagName( c )[0]; |
| 36 | s.parentNode.insertBefore( pd, s ); |
| 37 | } |
| 38 | }( document, 'script', 'pd-embed' ) ); |
| 39 | CONTAINER; |
| 40 | |
| 41 | // Compress it a bit |
| 42 | $include = $this->compress_it( $include ); |
| 43 | |
| 44 | $placeholder = |
| 45 | '<div class="pd-embed" data-settings="' |
| 46 | . esc_attr( json_encode( $settings ) ) |
| 47 | . '"></div>'; |
| 48 | if ( 'button' === $settings['type'] ) { |
| 49 | $placeholder = |
| 50 | '<a class="pd-embed" href="' |
| 51 | . esc_attr( $survey_link ) |
| 52 | . '" data-settings="' |
| 53 | . esc_attr( json_encode( $settings ) ) |
| 54 | . '">' |
| 55 | . esc_html( $settings['title'] ) |
| 56 | . '</a>'; |
| 57 | } |
| 58 | |
| 59 | $js_include = $placeholder . "\n"; |
| 60 | $js_include .= '<script type="text/javascript"><!--//--><![CDATA[//><!--' . "\n"; |
| 61 | $js_include .= $include . "\n"; |
| 62 | $js_include .= "//--><!]]></script>\n"; |
| 63 | |
| 64 | if ( 'button' !== $settings['type'] ) { |
| 65 | $js_include .= '<noscript>' . $survey_link . "</noscript>\n"; |
| 66 | } |
| 67 | |
| 68 | return $js_include; |
| 69 | } |
| 70 | |
| 71 | private function compress_it( $js ) { |
| 72 | $js = str_replace( array( "\n", "\t", "\r" ), '', $js ); |
| 73 | $js = preg_replace( '/\s*([,:\?\{;\-=\(\)])\s*/', '$1', $js ); |
| 74 | return $js; |
| 75 | } |
| 76 | |
| 77 | /* |
| 78 | * Polldaddy Poll Embed script - transforms code that looks like that: |
| 79 | * <script type="text/javascript" charset="utf-8" async src="http://static.polldaddy.com/p/123456.js"></script> |
| 80 | * <noscript><a href="http://polldaddy.com/poll/123456/">What is your favourite color?</a></noscript> |
| 81 | * into the [polldaddy poll=...] shortcode format |
| 82 | */ |
| 83 | function polldaddy_embed_to_shortcode( $content ) { |
| 84 | |
| 85 | if ( ! is_string( $content ) || false === strpos( $content, 'polldaddy.com/p/' ) ) { |
| 86 | return $content; |
| 87 | } |
| 88 | |
| 89 | $regexes = array(); |
| 90 | |
| 91 | $regexes[] = '#<script[^>]+?src="https?://(secure|static)\.polldaddy\.com/p/([0-9]+)\.js"[^>]*+>\s*?</script>\r?\n?(<noscript>.*?</noscript>)?#i'; |
| 92 | |
| 93 | $regexes[] = '#<script(?:[^&]|&(?!gt;))+?src="https?://(secure|static)\.polldaddy\.com/p/([0-9]+)\.js"(?:[^&]|&(?!gt;))*+>\s*?</script>\r?\n?(<noscript>.*?</noscript>)?#i'; |
| 94 | |
| 95 | foreach ( $regexes as $regex ) { |
| 96 | if ( ! preg_match_all( $regex, $content, $matches, PREG_SET_ORDER ) ) { |
| 97 | continue; |
| 98 | } |
| 99 | |
| 100 | foreach ( $matches as $match ) { |
| 101 | if ( ! isset( $match[2] ) ) { |
| 102 | continue; |
| 103 | } |
| 104 | |
| 105 | $id = (int) $match[2]; |
| 106 | |
| 107 | if ( $id > 0 ) { |
| 108 | $content = str_replace( $match[0], " [polldaddy poll=$id]", $content ); |
| 109 | /** This action is documented in modules/shortcodes/youtube.php */ |
| 110 | do_action( 'jetpack_embed_to_shortcode', 'polldaddy', $id ); |
| 111 | } |
| 112 | } |
| 113 | } |
| 114 | |
| 115 | return $content; |
| 116 | } |
| 117 | |
| 118 | /** |
| 119 | * Shortcode for polldadddy |
| 120 | * [polldaddy poll|survey|rating="123456"] |
| 121 | * |
| 122 | * */ |
| 123 | function polldaddy_shortcode( $atts ) { |
| 124 | global $post; |
| 125 | global $content_width; |
| 126 | |
| 127 | extract( shortcode_atts( array( |
| 128 | 'survey' => null, |
| 129 | 'link_text' => 'Take Our Survey', |
| 130 | 'poll' => 'empty', |
| 131 | 'rating' => 'empty', |
| 132 | 'unique_id' => null, |
| 133 | 'item_id' => null, |
| 134 | 'title' => null, |
| 135 | 'permalink' => null, |
| 136 | 'cb' => 0, |
| 137 | 'type' => 'button', |
| 138 | 'body' => '', |
| 139 | 'button' => '', |
| 140 | 'text_color' => '000000', |
| 141 | 'back_color' => 'FFFFFF', |
| 142 | 'align' => '', |
| 143 | 'style' => '', |
| 144 | 'width' => $content_width, |
| 145 | 'height' => floor( $content_width * 3 / 4 ), |
| 146 | 'delay' => 100, |
| 147 | 'visit' => 'single', |
| 148 | 'domain' => '', |
| 149 | 'id' => '', |
| 150 | ), $atts, 'polldaddy' ) ); |
| 151 | |
| 152 | if ( ! is_array( $atts ) ) { |
| 153 | return '<!-- Polldaddy shortcode passed invalid attributes -->'; |
| 154 | } |
| 155 | |
| 156 | $inline = ! in_the_loop(); |
| 157 | $no_script = false; |
| 158 | $infinite_scroll = false; |
| 159 | |
| 160 | if ( is_home() && current_theme_supports( 'infinite-scroll' ) ) { |
| 161 | $infinite_scroll = true; |
| 162 | } |
| 163 | |
| 164 | if ( defined( 'PADPRESS_LOADED' ) ) { |
| 165 | $inline = true; |
| 166 | } |
| 167 | |
| 168 | if ( function_exists( 'get_option' ) && get_option( 'polldaddy_load_poll_inline' ) ) { |
| 169 | $inline = true; |
| 170 | } |
| 171 | |
| 172 | if ( is_feed() || ( defined( 'DOING_AJAX' ) && ! $infinite_scroll ) ) { |
| 173 | $no_script = false; |
| 174 | } |
| 175 | |
| 176 | self::$add_script = $infinite_scroll; |
| 177 | |
| 178 | if ( intval( $rating ) > 0 && ! $no_script ) { //rating embed |
| 179 | |
| 180 | if ( empty( $unique_id ) ) { |
| 181 | $unique_id = is_page() ? 'wp-page-' . $post->ID : 'wp-post-' . $post->ID; |
| 182 | } |
| 183 | |
| 184 | if ( empty( $item_id ) ) { |
| 185 | $item_id = is_page() ? '_page_' . $post->ID : '_post_' . $post->ID; |
| 186 | } |
| 187 | |
| 188 | if ( empty( $title ) ) { |
| 189 | /** This filter is documented in core/src/wp-includes/general-template.php */ |
| 190 | $title = apply_filters( 'wp_title', $post->post_title, '', '' ); |
| 191 | } |
| 192 | |
| 193 | if ( empty( $permalink ) ) { |
| 194 | $permalink = get_permalink( $post->ID ); |
| 195 | } |
| 196 | |
| 197 | $rating = intval( $rating ); |
| 198 | $unique_id = preg_replace( '/[^\-_a-z0-9]/i', '', wp_strip_all_tags( $unique_id ) ); |
| 199 | $item_id = wp_strip_all_tags( $item_id ); |
| 200 | $item_id = preg_replace( '/[^_a-z0-9]/i', '', $item_id ); |
| 201 | |
| 202 | $settings = json_encode( array( |
| 203 | 'id' => $rating, |
| 204 | 'unique_id' => $unique_id, |
| 205 | 'title' => rawurlencode( trim( $title ) ), |
| 206 | 'permalink' => esc_url( $permalink ), |
| 207 | 'item_id' => $item_id, |
| 208 | ) ); |
| 209 | |
| 210 | $item_id = esc_js( $item_id ); |
| 211 | |
| 212 | if ( is_ssl() ) { |
| 213 | $rating_js_file = "https://polldaddy.com/js/rating/rating.js"; |
| 214 | } else { |
| 215 | $rating_js_file = "http://i0.poll.fm/js/rating/rating.js"; |
| 216 | } |
| 217 | |
| 218 | if ( $inline ) { |
| 219 | return <<<SCRIPT |
| 220 | <div class="pd-rating" id="pd_rating_holder_{$rating}{$item_id}"></div> |
| 221 | <script type="text/javascript" charset="UTF-8"><!--//--><![CDATA[//><!-- |
| 222 | PDRTJS_settings_{$rating}{$item_id}={$settings}; |
| 223 | //--><!]]></script> |
| 224 | <script type="text/javascript" charset="UTF-8" async src="{$rating_js_file}"></script> |
| 225 | SCRIPT; |
| 226 | } else { |
| 227 | if ( false === self::$scripts ) { |
| 228 | self::$scripts = array(); |
| 229 | } |
| 230 | |
| 231 | $data = array( 'id' => $rating, 'item_id' => $item_id, 'settings' => $settings ); |
| 232 | |
| 233 | self::$scripts['rating'][] = $data; |
| 234 | |
| 235 | add_action( 'wp_footer', array( $this, 'generate_scripts' ) ); |
| 236 | |
| 237 | $data = esc_attr( json_encode( $data ) ); |
| 238 | |
| 239 | if ( $infinite_scroll ) { |
| 240 | return <<<CONTAINER |
| 241 | <div class="pd-rating" id="pd_rating_holder_{$rating}{$item_id}" data-settings="{$data}"></div> |
| 242 | CONTAINER; |
| 243 | } else { |
| 244 | return <<<CONTAINER |
| 245 | <div class="pd-rating" id="pd_rating_holder_{$rating}{$item_id}"></div> |
| 246 | CONTAINER; |
| 247 | } |
| 248 | } |
| 249 | } elseif ( intval( $poll ) > 0 ) { //poll embed |
| 250 | |
| 251 | $poll = intval( $poll ); |
| 252 | $poll_url = sprintf( 'http://polldaddy.com/poll/%d', $poll ); |
| 253 | $poll_js = sprintf( '%s.polldaddy.com/p/%d.js', ( is_ssl() ? 'https://secure' : 'http://static' ), $poll ); |
| 254 | $poll_link = sprintf( '<a href="%s" target="_blank">Take Our Poll</a>', $poll_url ); |
| 255 | |
| 256 | if ( $no_script ) { |
| 257 | return $poll_link; |
| 258 | } else { |
| 259 | if ( $type == 'slider' && !$inline ) { |
| 260 | |
| 261 | if ( ! in_array( $visit, array( 'single', 'multiple' ) ) ) { |
| 262 | $visit = 'single'; |
| 263 | } |
| 264 | |
| 265 | $settings = array( |
| 266 | 'type' => 'slider', |
| 267 | 'embed' => 'poll', |
| 268 | 'delay' => intval( $delay ), |
| 269 | 'visit' => $visit, |
| 270 | 'id' => intval( $poll ) |
| 271 | ); |
| 272 | |
| 273 | return $this->get_async_code( $settings, $poll_link ); |
| 274 | } else { |
| 275 | $cb = ( $cb == 1 ? '?cb='.mktime() : false ); |
| 276 | $margins = ''; |
| 277 | $float = ''; |
| 278 | |
| 279 | if ( in_array( $align, array( 'right', 'left' ) ) ) { |
| 280 | $float = sprintf( 'float: %s;', $align ); |
| 281 | |
| 282 | if ( $align == 'left') |
| 283 | $margins = 'margin: 0px 10px 0px 0px;'; |
| 284 | elseif ( $align == 'right' ) |
| 285 | $margins = 'margin: 0px 0px 0px 10px'; |
| 286 | } |
| 287 | |
| 288 | // Force the normal style embed on single posts/pages otherwise it's not rendered on infinite scroll themed blogs ('infinite_scroll_render' isn't fired) |
| 289 | if ( is_singular() ) { |
| 290 | $inline = true; |
| 291 | } |
| 292 | |
| 293 | if ( false === $cb && ! $inline ) { |
| 294 | if ( false === self::$scripts ) { |
| 295 | self::$scripts = array(); |
| 296 | } |
| 297 | |
| 298 | $data = array( 'url' => $poll_js ); |
| 299 | |
| 300 | self::$scripts['poll'][intval( $poll )] = $data; |
| 301 | |
| 302 | add_action( 'wp_footer', array( $this, 'generate_scripts' ) ); |
| 303 | |
| 304 | $data = esc_attr( json_encode( $data ) ); |
| 305 | |
| 306 | $script_url = esc_url_raw( plugins_url( 'js/polldaddy-shortcode.js', __FILE__ ) ); |
| 307 | $str = <<<CONTAINER |
| 308 | <a name="pd_a_{$poll}"></a> |
| 309 | <div class="PDS_Poll" id="PDI_container{$poll}" data-settings="{$data}" style="display:inline-block;{$float}{$margins}"></div> |
| 310 | <div id="PD_superContainer"></div> |
| 311 | <noscript>{$poll_link}</noscript> |
| 312 | CONTAINER; |
| 313 | |
| 314 | $loader = <<<SCRIPT |
| 315 | ( function( d, c, j ) { |
| 316 | if ( ! d.getElementById( j ) ) { |
| 317 | var pd = d.createElement( c ), s; |
| 318 | pd.id = j; |
| 319 | pd.src = '{$script_url}'; |
| 320 | s = d.getElementsByTagName( c )[0]; |
| 321 | s.parentNode.insertBefore( pd, s ); |
| 322 | } else if ( typeof jQuery !== 'undefined' ) { |
| 323 | jQuery( d.body ).trigger( 'pd-script-load' ); |
| 324 | } |
| 325 | } ( document, 'script', 'pd-polldaddy-loader' ) ); |
| 326 | SCRIPT; |
| 327 | |
| 328 | $loader = $this->compress_it( $loader ); |
| 329 | $loader = "<script type='text/javascript'>\n" . $loader . "\n</script>"; |
| 330 | |
| 331 | return $str . $loader; |
| 332 | } else { |
| 333 | if ( $inline ) { |
| 334 | $cb = ''; |
| 335 | } |
| 336 | |
| 337 | return <<<CONTAINER |
| 338 | <a id="pd_a_{$poll}"></a> |
| 339 | <div class="PDS_Poll" id="PDI_container{$poll}" style="display:inline-block;{$float}{$margins}"></div> |
| 340 | <div id="PD_superContainer"></div> |
| 341 | <script type="text/javascript" charset="UTF-8" async src="{$poll_js}{$cb}"></script> |
| 342 | <noscript>{$poll_link}</noscript> |
| 343 | CONTAINER; |
| 344 | } |
| 345 | } |
| 346 | } |
| 347 | } elseif ( ! empty( $survey ) ) { //survey embed |
| 348 | |
| 349 | if ( in_array( $type, array( 'iframe', 'button', 'banner', 'slider' ) ) ) { |
| 350 | |
| 351 | if ( empty( $title ) ) { |
| 352 | $title = __( 'Take Our Survey', 'jetpack' ); |
| 353 | if( ! empty( $link_text ) ) { |
| 354 | $title = $link_text; |
| 355 | } |
| 356 | } |
| 357 | |
| 358 | if ( $type == 'banner' || $type == 'slider' ) |
| 359 | $inline = false; |
| 360 | |
| 361 | $survey = preg_replace( '/[^a-f0-9]/i', '', $survey ); |
| 362 | $survey_url = esc_url( "http://polldaddy.com/s/{$survey}" ); |
| 363 | $survey_link = sprintf( '<a href="%s" target="_blank">%s</a>', $survey_url, esc_html( $title ) ); |
| 364 | |
| 365 | $settings = array(); |
| 366 | |
| 367 | // Do we want a full embed code or a link? |
| 368 | if ( $no_script || $inline || $infinite_scroll ) { |
| 369 | return $survey_link; |
| 370 | } |
| 371 | |
| 372 | if ( $type == 'iframe' ) { |
| 373 | if ( $height != 'auto' ) { |
| 374 | if ( isset( $content_width ) && is_numeric( $width ) && $width > $content_width ) { |
| 375 | $width = $content_width; |
| 376 | } |
| 377 | |
| 378 | if ( ! $width ) { |
| 379 | $width = '100%'; |
| 380 | } else { |
| 381 | $width = (int) $width; |
| 382 | } |
| 383 | |
| 384 | if ( ! $height ) { |
| 385 | $height = '600'; |
| 386 | } else { |
| 387 | $height = (int) $height; |
| 388 | } |
| 389 | |
| 390 | return <<<CONTAINER |
| 391 | <iframe src="{$survey_url}?iframe=1" frameborder="0" width="{$width}" height="{$height}" scrolling="auto" allowtransparency="true" marginheight="0" marginwidth="0">{$survey_link}</iframe> |
| 392 | CONTAINER; |
| 393 | } elseif ( ! empty( $domain ) && ! empty( $id ) ) { |
| 394 | |
| 395 | $domain = preg_replace( '/[^a-z0-9\-]/i', '', $domain ); |
| 396 | $id = preg_replace( '/[\/\?&\{\}]/', '', $id ); |
| 397 | |
| 398 | $auto_src = esc_url( "http://{$domain}.polldaddy.com/s/{$id}" ); |
| 399 | $auto_src = parse_url( $auto_src ); |
| 400 | |
| 401 | if ( ! is_array( $auto_src ) || count( $auto_src ) == 0 ) { |
| 402 | return '<!-- no polldaddy output -->'; |
| 403 | } |
| 404 | |
| 405 | if ( ! isset( $auto_src['host'] ) || ! isset( $auto_src['path'] ) ) { |
| 406 | return '<!-- no polldaddy output -->'; |
| 407 | } |
| 408 | |
| 409 | $domain = $auto_src['host'].'/s/'; |
| 410 | $id = str_ireplace( '/s/', '', $auto_src['path'] ); |
| 411 | |
| 412 | $settings = array( |
| 413 | 'type' => $type, |
| 414 | 'auto' => true, |
| 415 | 'domain' => $domain, |
| 416 | 'id' => $id |
| 417 | ); |
| 418 | } |
| 419 | } else { |
| 420 | $text_color = preg_replace( '/[^a-f0-9]/i', '', $text_color ); |
| 421 | $back_color = preg_replace( '/[^a-f0-9]/i', '', $back_color ); |
| 422 | |
| 423 | if ( |
| 424 | ! in_array( |
| 425 | $align, |
| 426 | array( |
| 427 | 'right', |
| 428 | 'left', |
| 429 | 'top-left', |
| 430 | 'top-right', |
| 431 | 'middle-left', |
| 432 | 'middle-right', |
| 433 | 'bottom-left', |
| 434 | 'bottom-right' |
| 435 | ) |
| 436 | ) |
| 437 | ) { |
| 438 | $align = ''; |
| 439 | } |
| 440 | |
| 441 | if ( |
| 442 | ! in_array( |
| 443 | $style, |
| 444 | array( |
| 445 | 'inline', |
| 446 | 'side', |
| 447 | 'corner', |
| 448 | 'rounded', |
| 449 | 'square' |
| 450 | ) |
| 451 | ) |
| 452 | ) { |
| 453 | $style = ''; |
| 454 | } |
| 455 | |
| 456 | $title = wp_strip_all_tags( $title ); |
| 457 | $body = wp_strip_all_tags( $body ); |
| 458 | $button = wp_strip_all_tags( $button ); |
| 459 | |
| 460 | $settings = array_filter( array( |
| 461 | 'title' => $title, |
| 462 | 'type' => $type, |
| 463 | 'body' => $body, |
| 464 | 'button' => $button, |
| 465 | 'text_color' => $text_color, |
| 466 | 'back_color' => $back_color, |
| 467 | 'align' => $align, |
| 468 | 'style' => $style, |
| 469 | 'id' => $survey, |
| 470 | ) ); |
| 471 | } |
| 472 | |
| 473 | if ( empty( $settings ) ) { |
| 474 | return '<!-- no polldaddy output -->'; |
| 475 | } |
| 476 | |
| 477 | return $this->get_async_code( $settings, $survey_link ); |
| 478 | } |
| 479 | } else { |
| 480 | return '<!-- no polldaddy output -->'; |
| 481 | } |
| 482 | } |
| 483 | |
| 484 | function generate_scripts() { |
| 485 | $script = ''; |
| 486 | |
| 487 | if ( is_array( self::$scripts ) ) { |
| 488 | if ( is_ssl() ) { |
| 489 | $rating_js_file = "https://polldaddy.com/js/rating/rating.js"; |
| 490 | } else { |
| 491 | $rating_js_file = "http://i0.poll.fm/js/rating/rating.js"; |
| 492 | } |
| 493 | |
| 494 | if ( isset( self::$scripts['rating'] ) ) { |
| 495 | $script = "<script type='text/javascript' charset='UTF-8' id='polldaddyRatings'><!--//--><![CDATA[//><!--\n"; |
| 496 | foreach( self::$scripts['rating'] as $rating ) { |
| 497 | $script .= "PDRTJS_settings_{$rating['id']}{$rating['item_id']}={$rating['settings']}; if ( typeof PDRTJS_RATING !== 'undefined' ){if ( typeof PDRTJS_{$rating['id']}{$rating['item_id']} == 'undefined' ){PDRTJS_{$rating['id']}{$rating['item_id']} = new PDRTJS_RATING( PDRTJS_settings_{$rating['id']}{$rating['item_id']} );}}"; |
| 498 | } |
| 499 | $script .= "\n//--><!]]></script><script type='text/javascript' charset='UTF-8' async src='{$rating_js_file}'></script>"; |
| 500 | |
| 501 | } |
| 502 | |
| 503 | if ( isset( self::$scripts['poll'] ) ) { |
| 504 | foreach( self::$scripts['poll'] as $poll ) { |
| 505 | $script .= "<script type='text/javascript' charset='UTF-8' async src='{$poll['url']}'></script>"; |
| 506 | } |
| 507 | } |
| 508 | } |
| 509 | |
| 510 | self::$scripts = false; |
| 511 | echo $script; |
| 512 | } |
| 513 | |
| 514 | /** |
| 515 | * If the theme uses infinite scroll, include jquery at the start |
| 516 | */ |
| 517 | function check_infinite() { |
| 518 | if ( |
| 519 | current_theme_supports( 'infinite-scroll' ) |
| 520 | && class_exists( 'The_Neverending_Home_Page' ) |
| 521 | && The_Neverending_Home_Page::archive_supports_infinity() |
| 522 | ) { |
| 523 | wp_enqueue_script( 'jquery' ); |
| 524 | } |
| 525 | } |
| 526 | |
| 527 | /** |
| 528 | * Dynamically load the .js, if needed |
| 529 | * |
| 530 | * This hooks in late (priority 11) to infinite_scroll_render to determine |
| 531 | * a posteriori if a shortcode has been called. |
| 532 | */ |
| 533 | function polldaddy_shortcode_infinite() { |
| 534 | // only try to load if a shortcode has been called and theme supports infinite scroll |
| 535 | if( self::$add_script ) { |
| 536 | $script_url = esc_url_raw( plugins_url( 'js/polldaddy-shortcode.js', __FILE__ ) ); |
| 537 | |
| 538 | // if the script hasn't been loaded, load it |
| 539 | // if the script loads successfully, fire an 'pd-script-load' event |
| 540 | echo <<<SCRIPT |
| 541 | <script type='text/javascript'> |
| 542 | //<![CDATA[ |
| 543 | ( function( d, c, j ) { |
| 544 | if ( !d.getElementById( j ) ) { |
| 545 | var pd = d.createElement( c ), s; |
| 546 | pd.id = j; |
| 547 | pd.async = true; |
| 548 | pd.src = '{$script_url}'; |
| 549 | s = d.getElementsByTagName( c )[0]; |
| 550 | s.parentNode.insertBefore( pd, s ); |
| 551 | } else if ( typeof jQuery !== 'undefined' ) { |
| 552 | jQuery( d.body ).trigger( 'pd-script-load' ); |
| 553 | } |
| 554 | } ( document, 'script', 'pd-polldaddy-loader' ) ); |
| 555 | //]]> |
| 556 | </script> |
| 557 | SCRIPT; |
| 558 | |
| 559 | } |
| 560 | } |
| 561 | } |
| 562 | |
| 563 | // kick it all off |
| 564 | new PolldaddyShortcode(); |
| 565 | |
| 566 | if ( ! function_exists( 'polldaddy_link' ) ) { |
| 567 | // http://polldaddy.com/poll/1562975/?view=results&msg=voted |
| 568 | function polldaddy_link( $content ) { |
| 569 | return jetpack_preg_replace_outside_tags( '!(?:\n|\A)http://polldaddy.com/poll/([0-9]+?)/(.+)?(?:\n|\Z)!i', "\n<script type='text/javascript' charset='utf-8' async src='//static.polldaddy.com/p/$1.js'></script><noscript> <a href='http://polldaddy.com/poll/$1/'>View Poll</a></noscript>\n", $content, 'polldaddy.com/poll' ); |
| 570 | } |
| 571 | |
| 572 | // higher priority because we need it before auto-link and autop get to it |
| 573 | add_filter( 'the_content', 'polldaddy_link', 1 ); |
| 574 | add_filter( 'the_content_rss', 'polldaddy_link', 1 ); |
| 575 | } |
| 576 | |
| 577 | wp_oembed_add_provider( '#http://poll\.fm/.*#i', 'http://polldaddy.com/oembed/', true ); |
| 578 | |
| 579 | } |
| 580 |