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/wp-includes/js/dist/ -> autop.js (source)

   1  this["wp"] = this["wp"] || {}; this["wp"]["autop"] =
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  76  /******/
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  84  /******/     // Load entry module and return exports
  85  /******/     return __webpack_require__(__webpack_require__.s = 279);
  86  /******/ })
  87  /************************************************************************/
  88  /******/ ({
  89  
  90  /***/ 20:
  91  /***/ (function(module, __webpack_exports__, __webpack_require__) {
  92  
  93  "use strict";
  94  
  95  // EXTERNAL MODULE: ./node_modules/@babel/runtime/helpers/esm/arrayWithHoles.js
  96  var arrayWithHoles = __webpack_require__(38);
  97  
  98  // CONCATENATED MODULE: ./node_modules/@babel/runtime/helpers/esm/iterableToArrayLimit.js
  99  function _iterableToArrayLimit(arr, i) {
 100    if (typeof Symbol === "undefined" || !(Symbol.iterator in Object(arr))) return;
 101    var _arr = [];
 102    var _n = true;
 103    var _d = false;
 104    var _e = undefined;
 105  
 106    try {
 107      for (var _i = arr[Symbol.iterator](), _s; !(_n = (_s = _i.next()).done); _n = true) {
 108        _arr.push(_s.value);
 109  
 110        if (i && _arr.length === i) break;
 111      }
 112    } catch (err) {
 113      _d = true;
 114      _e = err;
 115    } finally {
 116      try {
 117        if (!_n && _i["return"] != null) _i["return"]();
 118      } finally {
 119        if (_d) throw _e;
 120      }
 121    }
 122  
 123    return _arr;
 124  }
 125  // EXTERNAL MODULE: ./node_modules/@babel/runtime/helpers/esm/unsupportedIterableToArray.js
 126  var unsupportedIterableToArray = __webpack_require__(27);
 127  
 128  // EXTERNAL MODULE: ./node_modules/@babel/runtime/helpers/esm/nonIterableRest.js
 129  var nonIterableRest = __webpack_require__(39);
 130  
 131  // CONCATENATED MODULE: ./node_modules/@babel/runtime/helpers/esm/slicedToArray.js
 132  /* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "a", function() { return _slicedToArray; });
 133  
 134  
 135  
 136  
 137  function _slicedToArray(arr, i) {
 138    return Object(arrayWithHoles["a" /* default */])(arr) || _iterableToArrayLimit(arr, i) || Object(unsupportedIterableToArray["a" /* default */])(arr, i) || Object(nonIterableRest["a" /* default */])();
 139  }
 140  
 141  /***/ }),
 142  
 143  /***/ 25:
 144  /***/ (function(module, __webpack_exports__, __webpack_require__) {
 145  
 146  "use strict";
 147  /* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "a", function() { return _arrayLikeToArray; });
 148  function _arrayLikeToArray(arr, len) {
 149    if (len == null || len > arr.length) len = arr.length;
 150  
 151    for (var i = 0, arr2 = new Array(len); i < len; i++) {
 152      arr2[i] = arr[i];
 153    }
 154  
 155    return arr2;
 156  }
 157  
 158  /***/ }),
 159  
 160  /***/ 27:
 161  /***/ (function(module, __webpack_exports__, __webpack_require__) {
 162  
 163  "use strict";
 164  /* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "a", function() { return _unsupportedIterableToArray; });
 165  /* harmony import */ var _arrayLikeToArray__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(25);
 166  
 167  function _unsupportedIterableToArray(o, minLen) {
 168    if (!o) return;
 169    if (typeof o === "string") return Object(_arrayLikeToArray__WEBPACK_IMPORTED_MODULE_0__[/* default */ "a"])(o, minLen);
 170    var n = Object.prototype.toString.call(o).slice(8, -1);
 171    if (n === "Object" && o.constructor) n = o.constructor.name;
 172    if (n === "Map" || n === "Set") return Array.from(n);
 173    if (n === "Arguments" || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n)) return Object(_arrayLikeToArray__WEBPACK_IMPORTED_MODULE_0__[/* default */ "a"])(o, minLen);
 174  }
 175  
 176  /***/ }),
 177  
 178  /***/ 279:
 179  /***/ (function(module, __webpack_exports__, __webpack_require__) {
 180  
 181  "use strict";
 182  __webpack_require__.r(__webpack_exports__);
 183  /* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "autop", function() { return autop; });
 184  /* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "removep", function() { return removep; });
 185  /* harmony import */ var _babel_runtime_helpers_esm_slicedToArray__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(20);
 186  
 187  
 188  /**
 189   * The regular expression for an HTML element.
 190   *
 191   * @type {string}
 192   */
 193  var htmlSplitRegex = function () {
 194    /* eslint-disable no-multi-spaces */
 195    var comments = '!' + // Start of comment, after the <.
 196    '(?:' + // Unroll the loop: Consume everything until --> is found.
 197    '-(?!->)' + // Dash not followed by end of comment.
 198    '[^\\-]*' + // Consume non-dashes.
 199    ')*' + // Loop possessively.
 200    '(?:-->)?'; // End of comment. If not found, match all input.
 201  
 202    var cdata = '!\\[CDATA\\[' + // Start of comment, after the <.
 203    '[^\\]]*' + // Consume non-].
 204    '(?:' + // Unroll the loop: Consume everything until ]]> is found.
 205    '](?!]>)' + // One ] not followed by end of comment.
 206    '[^\\]]*' + // Consume non-].
 207    ')*?' + // Loop possessively.
 208    '(?:]]>)?'; // End of comment. If not found, match all input.
 209  
 210    var escaped = '(?=' + // Is the element escaped?
 211    '!--' + '|' + '!\\[CDATA\\[' + ')' + '((?=!-)' + // If yes, which type?
 212    comments + '|' + cdata + ')';
 213    var regex = '(' + // Capture the entire match.
 214    '<' + // Find start of element.
 215    '(' + // Conditional expression follows.
 216    escaped + // Find end of escaped element.
 217    '|' + // ... else ...
 218    '[^>]*>?' + // Find end of normal element.
 219    ')' + ')';
 220    return new RegExp(regex);
 221    /* eslint-enable no-multi-spaces */
 222  }();
 223  /**
 224   * Separate HTML elements and comments from the text.
 225   *
 226   * @param  {string} input The text which has to be formatted.
 227   * @return {Array}        The formatted text.
 228   */
 229  
 230  
 231  function htmlSplit(input) {
 232    var parts = [];
 233    var workingInput = input;
 234    var match;
 235  
 236    while (match = workingInput.match(htmlSplitRegex)) {
 237      parts.push(workingInput.slice(0, match.index));
 238      parts.push(match[0]);
 239      workingInput = workingInput.slice(match.index + match[0].length);
 240    }
 241  
 242    if (workingInput.length) {
 243      parts.push(workingInput);
 244    }
 245  
 246    return parts;
 247  }
 248  /**
 249   * Replace characters or phrases within HTML elements only.
 250   *
 251   * @param  {string} haystack     The text which has to be formatted.
 252   * @param  {Object} replacePairs In the form {from: 'to', ...}.
 253   * @return {string}              The formatted text.
 254   */
 255  
 256  
 257  function replaceInHtmlTags(haystack, replacePairs) {
 258    // Find all elements.
 259    var textArr = htmlSplit(haystack);
 260    var changed = false; // Extract all needles.
 261  
 262    var needles = Object.keys(replacePairs); // Loop through delimiters (elements) only.
 263  
 264    for (var i = 1; i < textArr.length; i += 2) {
 265      for (var j = 0; j < needles.length; j++) {
 266        var needle = needles[j];
 267  
 268        if (-1 !== textArr[i].indexOf(needle)) {
 269          textArr[i] = textArr[i].replace(new RegExp(needle, 'g'), replacePairs[needle]);
 270          changed = true; // After one strtr() break out of the foreach loop and look at next element.
 271  
 272          break;
 273        }
 274      }
 275    }
 276  
 277    if (changed) {
 278      haystack = textArr.join('');
 279    }
 280  
 281    return haystack;
 282  }
 283  /**
 284   * Replaces double line-breaks with paragraph elements.
 285   *
 286   * A group of regex replaces used to identify text formatted with newlines and
 287   * replace double line-breaks with HTML paragraph tags. The remaining line-
 288   * breaks after conversion become `<br />` tags, unless br is set to 'false'.
 289   *
 290   * @param  {string}    text The text which has to be formatted.
 291   * @param  {boolean}   br   Optional. If set, will convert all remaining line-
 292   *                          breaks after paragraphing. Default true.
 293   *
 294   * @example
 295   *```js
 296   * import { autop } from '@wordpress/autop';
 297   * autop( 'my text' ); // "<p>my text</p>"
 298   * ```
 299   *
 300   * @return {string}         Text which has been converted into paragraph tags.
 301   */
 302  
 303  
 304  function autop(text) {
 305    var br = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : true;
 306    var preTags = [];
 307  
 308    if (text.trim() === '') {
 309      return '';
 310    } // Just to make things a little easier, pad the end.
 311  
 312  
 313    text = text + '\n';
 314    /*
 315     * Pre tags shouldn't be touched by autop.
 316     * Replace pre tags with placeholders and bring them back after autop.
 317     */
 318  
 319    if (text.indexOf('<pre') !== -1) {
 320      var textParts = text.split('</pre>');
 321      var lastText = textParts.pop();
 322      text = '';
 323  
 324      for (var i = 0; i < textParts.length; i++) {
 325        var textPart = textParts[i];
 326        var start = textPart.indexOf('<pre'); // Malformed html?
 327  
 328        if (start === -1) {
 329          text += textPart;
 330          continue;
 331        }
 332  
 333        var name = '<pre wp-pre-tag-' + i + '></pre>';
 334        preTags.push([name, textPart.substr(start) + '</pre>']);
 335        text += textPart.substr(0, start) + name;
 336      }
 337  
 338      text += lastText;
 339    } // Change multiple <br>s into two line breaks, which will turn into paragraphs.
 340  
 341  
 342    text = text.replace(/<br\s*\/?>\s*<br\s*\/?>/g, '\n\n');
 343    var allBlocks = '(?:table|thead|tfoot|caption|col|colgroup|tbody|tr|td|th|div|dl|dd|dt|ul|ol|li|pre|form|map|area|blockquote|address|math|style|p|h[1-6]|hr|fieldset|legend|section|article|aside|hgroup|header|footer|nav|figure|figcaption|details|menu|summary)'; // Add a double line break above block-level opening tags.
 344  
 345    text = text.replace(new RegExp('(<' + allBlocks + '[\\s/>])', 'g'), '\n\n$1'); // Add a double line break below block-level closing tags.
 346  
 347    text = text.replace(new RegExp('(</' + allBlocks + '>)', 'g'), '$1\n\n'); // Standardize newline characters to "\n".
 348  
 349    text = text.replace(/\r\n|\r/g, '\n'); // Find newlines in all elements and add placeholders.
 350  
 351    text = replaceInHtmlTags(text, {
 352      '\n': ' <!-- wpnl --> '
 353    }); // Collapse line breaks before and after <option> elements so they don't get autop'd.
 354  
 355    if (text.indexOf('<option') !== -1) {
 356      text = text.replace(/\s*<option/g, '<option');
 357      text = text.replace(/<\/option>\s*/g, '</option>');
 358    }
 359    /*
 360     * Collapse line breaks inside <object> elements, before <param> and <embed> elements
 361     * so they don't get autop'd.
 362     */
 363  
 364  
 365    if (text.indexOf('</object>') !== -1) {
 366      text = text.replace(/(<object[^>]*>)\s*/g, '$1');
 367      text = text.replace(/\s*<\/object>/g, '</object>');
 368      text = text.replace(/\s*(<\/?(?:param|embed)[^>]*>)\s*/g, '$1');
 369    }
 370    /*
 371     * Collapse line breaks inside <audio> and <video> elements,
 372     * before and after <source> and <track> elements.
 373     */
 374  
 375  
 376    if (text.indexOf('<source') !== -1 || text.indexOf('<track') !== -1) {
 377      text = text.replace(/([<\[](?:audio|video)[^>\]]*[>\]])\s*/g, '$1');
 378      text = text.replace(/\s*([<\[]\/(?:audio|video)[>\]])/g, '$1');
 379      text = text.replace(/\s*(<(?:source|track)[^>]*>)\s*/g, '$1');
 380    } // Collapse line breaks before and after <figcaption> elements.
 381  
 382  
 383    if (text.indexOf('<figcaption') !== -1) {
 384      text = text.replace(/\s*(<figcaption[^>]*>)/, '$1');
 385      text = text.replace(/<\/figcaption>\s*/, '</figcaption>');
 386    } // Remove more than two contiguous line breaks.
 387  
 388  
 389    text = text.replace(/\n\n+/g, '\n\n'); // Split up the contents into an array of strings, separated by double line breaks.
 390  
 391    var texts = text.split(/\n\s*\n/).filter(Boolean); // Reset text prior to rebuilding.
 392  
 393    text = ''; // Rebuild the content as a string, wrapping every bit with a <p>.
 394  
 395    texts.forEach(function (textPiece) {
 396      text += '<p>' + textPiece.replace(/^\n*|\n*$/g, '') + '</p>\n';
 397    }); // Under certain strange conditions it could create a P of entirely whitespace.
 398  
 399    text = text.replace(/<p>\s*<\/p>/g, ''); // Add a closing <p> inside <div>, <address>, or <form> tag if missing.
 400  
 401    text = text.replace(/<p>([^<]+)<\/(div|address|form)>/g, '<p>$1</p></$2>'); // If an opening or closing block element tag is wrapped in a <p>, unwrap it.
 402  
 403    text = text.replace(new RegExp('<p>\\s*(</?' + allBlocks + '[^>]*>)\\s*</p>', 'g'), '$1'); // In some cases <li> may get wrapped in <p>, fix them.
 404  
 405    text = text.replace(/<p>(<li.+?)<\/p>/g, '$1'); // If a <blockquote> is wrapped with a <p>, move it inside the <blockquote>.
 406  
 407    text = text.replace(/<p><blockquote([^>]*)>/gi, '<blockquote$1><p>');
 408    text = text.replace(/<\/blockquote><\/p>/g, '</p></blockquote>'); // If an opening or closing block element tag is preceded by an opening <p> tag, remove it.
 409  
 410    text = text.replace(new RegExp('<p>\\s*(</?' + allBlocks + '[^>]*>)', 'g'), '$1'); // If an opening or closing block element tag is followed by a closing <p> tag, remove it.
 411  
 412    text = text.replace(new RegExp('(</?' + allBlocks + '[^>]*>)\\s*</p>', 'g'), '$1'); // Optionally insert line breaks.
 413  
 414    if (br) {
 415      // Replace newlines that shouldn't be touched with a placeholder.
 416      text = text.replace(/<(script|style).*?<\/\\1>/g, function (match) {
 417        return match[0].replace(/\n/g, '<WPPreserveNewline />');
 418      }); // Normalize <br>
 419  
 420      text = text.replace(/<br>|<br\/>/g, '<br />'); // Replace any new line characters that aren't preceded by a <br /> with a <br />.
 421  
 422      text = text.replace(/(<br \/>)?\s*\n/g, function (a, b) {
 423        return b ? a : '<br />\n';
 424      }); // Replace newline placeholders with newlines.
 425  
 426      text = text.replace(/<WPPreserveNewline \/>/g, '\n');
 427    } // If a <br /> tag is after an opening or closing block tag, remove it.
 428  
 429  
 430    text = text.replace(new RegExp('(</?' + allBlocks + '[^>]*>)\\s*<br />', 'g'), '$1'); // If a <br /> tag is before a subset of opening or closing block tags, remove it.
 431  
 432    text = text.replace(/<br \/>(\s*<\/?(?:p|li|div|dl|dd|dt|th|pre|td|ul|ol)[^>]*>)/g, '$1');
 433    text = text.replace(/\n<\/p>$/g, '</p>'); // Replace placeholder <pre> tags with their original content.
 434  
 435    preTags.forEach(function (preTag) {
 436      var _preTag = Object(_babel_runtime_helpers_esm_slicedToArray__WEBPACK_IMPORTED_MODULE_0__[/* default */ "a"])(preTag, 2),
 437          name = _preTag[0],
 438          original = _preTag[1];
 439  
 440      text = text.replace(name, original);
 441    }); // Restore newlines in all elements.
 442  
 443    if (-1 !== text.indexOf('<!-- wpnl -->')) {
 444      text = text.replace(/\s?<!-- wpnl -->\s?/g, '\n');
 445    }
 446  
 447    return text;
 448  }
 449  /**
 450   * Replaces `<p>` tags with two line breaks. "Opposite" of autop().
 451   *
 452   * Replaces `<p>` tags with two line breaks except where the `<p>` has attributes.
 453   * Unifies whitespace. Indents `<li>`, `<dt>` and `<dd>` for better readability.
 454   *
 455   * @param  {string} html The content from the editor.
 456   *
 457   * @example
 458   * ```js
 459   * import { removep } from '@wordpress/autop';
 460   * removep( '<p>my text</p>' ); // "my text"
 461   * ```
 462   *
 463   * @return {string}      The content with stripped paragraph tags.
 464   */
 465  
 466  function removep(html) {
 467    var blocklist = 'blockquote|ul|ol|li|dl|dt|dd|table|thead|tbody|tfoot|tr|th|td|h[1-6]|fieldset|figure';
 468    var blocklist1 = blocklist + '|div|p';
 469    var blocklist2 = blocklist + '|pre';
 470    var preserve = [];
 471    var preserveLinebreaks = false;
 472    var preserveBr = false;
 473  
 474    if (!html) {
 475      return '';
 476    } // Protect script and style tags.
 477  
 478  
 479    if (html.indexOf('<script') !== -1 || html.indexOf('<style') !== -1) {
 480      html = html.replace(/<(script|style)[^>]*>[\s\S]*?<\/\1>/g, function (match) {
 481        preserve.push(match);
 482        return '<wp-preserve>';
 483      });
 484    } // Protect pre tags.
 485  
 486  
 487    if (html.indexOf('<pre') !== -1) {
 488      preserveLinebreaks = true;
 489      html = html.replace(/<pre[^>]*>[\s\S]+?<\/pre>/g, function (a) {
 490        a = a.replace(/<br ?\/?>(\r\n|\n)?/g, '<wp-line-break>');
 491        a = a.replace(/<\/?p( [^>]*)?>(\r\n|\n)?/g, '<wp-line-break>');
 492        return a.replace(/\r?\n/g, '<wp-line-break>');
 493      });
 494    } // Remove line breaks but keep <br> tags inside image captions.
 495  
 496  
 497    if (html.indexOf('[caption') !== -1) {
 498      preserveBr = true;
 499      html = html.replace(/\[caption[\s\S]+?\[\/caption\]/g, function (a) {
 500        return a.replace(/<br([^>]*)>/g, '<wp-temp-br$1>').replace(/[\r\n\t]+/, '');
 501      });
 502    } // Normalize white space characters before and after block tags.
 503  
 504  
 505    html = html.replace(new RegExp('\\s*</(' + blocklist1 + ')>\\s*', 'g'), '</$1>\n');
 506    html = html.replace(new RegExp('\\s*<((?:' + blocklist1 + ')(?: [^>]*)?)>', 'g'), '\n<$1>'); // Mark </p> if it has any attributes.
 507  
 508    html = html.replace(/(<p [^>]+>[\s\S]*?)<\/p>/g, '$1</p#>'); // Preserve the first <p> inside a <div>.
 509  
 510    html = html.replace(/<div( [^>]*)?>\s*<p>/gi, '<div$1>\n\n'); // Remove paragraph tags.
 511  
 512    html = html.replace(/\s*<p>/gi, '');
 513    html = html.replace(/\s*<\/p>\s*/gi, '\n\n'); // Normalize white space chars and remove multiple line breaks.
 514  
 515    html = html.replace(/\n[\s\u00a0]+\n/g, '\n\n'); // Replace <br> tags with line breaks.
 516  
 517    html = html.replace(/(\s*)<br ?\/?>\s*/gi, function (match, space) {
 518      if (space && space.indexOf('\n') !== -1) {
 519        return '\n\n';
 520      }
 521  
 522      return '\n';
 523    }); // Fix line breaks around <div>.
 524  
 525    html = html.replace(/\s*<div/g, '\n<div');
 526    html = html.replace(/<\/div>\s*/g, '</div>\n'); // Fix line breaks around caption shortcodes.
 527  
 528    html = html.replace(/\s*\[caption([^\[]+)\[\/caption\]\s*/gi, '\n\n[caption$1[/caption]\n\n');
 529    html = html.replace(/caption\]\n\n+\[caption/g, 'caption]\n\n[caption'); // Pad block elements tags with a line break.
 530  
 531    html = html.replace(new RegExp('\\s*<((?:' + blocklist2 + ')(?: [^>]*)?)\\s*>', 'g'), '\n<$1>');
 532    html = html.replace(new RegExp('\\s*</(' + blocklist2 + ')>\\s*', 'g'), '</$1>\n'); // Indent <li>, <dt> and <dd> tags.
 533  
 534    html = html.replace(/<((li|dt|dd)[^>]*)>/g, ' \t<$1>'); // Fix line breaks around <select> and <option>.
 535  
 536    if (html.indexOf('<option') !== -1) {
 537      html = html.replace(/\s*<option/g, '\n<option');
 538      html = html.replace(/\s*<\/select>/g, '\n</select>');
 539    } // Pad <hr> with two line breaks.
 540  
 541  
 542    if (html.indexOf('<hr') !== -1) {
 543      html = html.replace(/\s*<hr( [^>]*)?>\s*/g, '\n\n<hr$1>\n\n');
 544    } // Remove line breaks in <object> tags.
 545  
 546  
 547    if (html.indexOf('<object') !== -1) {
 548      html = html.replace(/<object[\s\S]+?<\/object>/g, function (a) {
 549        return a.replace(/[\r\n]+/g, '');
 550      });
 551    } // Unmark special paragraph closing tags.
 552  
 553  
 554    html = html.replace(/<\/p#>/g, '</p>\n'); // Pad remaining <p> tags whit a line break.
 555  
 556    html = html.replace(/\s*(<p [^>]+>[\s\S]*?<\/p>)/g, '\n$1'); // Trim.
 557  
 558    html = html.replace(/^\s+/, '');
 559    html = html.replace(/[\s\u00a0]+$/, '');
 560  
 561    if (preserveLinebreaks) {
 562      html = html.replace(/<wp-line-break>/g, '\n');
 563    }
 564  
 565    if (preserveBr) {
 566      html = html.replace(/<wp-temp-br([^>]*)>/g, '<br$1>');
 567    } // Restore preserved tags.
 568  
 569  
 570    if (preserve.length) {
 571      html = html.replace(/<wp-preserve>/g, function () {
 572        return preserve.shift();
 573      });
 574    }
 575  
 576    return html;
 577  }
 578  
 579  
 580  /***/ }),
 581  
 582  /***/ 38:
 583  /***/ (function(module, __webpack_exports__, __webpack_require__) {
 584  
 585  "use strict";
 586  /* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "a", function() { return _arrayWithHoles; });
 587  function _arrayWithHoles(arr) {
 588    if (Array.isArray(arr)) return arr;
 589  }
 590  
 591  /***/ }),
 592  
 593  /***/ 39:
 594  /***/ (function(module, __webpack_exports__, __webpack_require__) {
 595  
 596  "use strict";
 597  /* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "a", function() { return _nonIterableRest; });
 598  function _nonIterableRest() {
 599    throw new TypeError("Invalid attempt to destructure non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method.");
 600  }
 601  
 602  /***/ })
 603  
 604  /******/ });


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