this["wp"] = this["wp"] || {}; this["wp"]["blockSerializationDefaultParser"] = /******/ (function(modules) { // webpackBootstrap /******/ // The module cache /******/ var installedModules = {}; /******/ /******/ // The require function /******/ function __webpack_require__(moduleId) { /******/ /******/ // Check if module is in cache /******/ if(installedModules[moduleId]) { /******/ return installedModules[moduleId].exports; /******/ } /******/ // Create a new module (and put it into the cache) /******/ var module = installedModules[moduleId] = { /******/ i: moduleId, /******/ l: false, /******/ exports: {} /******/ }; /******/ /******/ // Execute the module function /******/ modules[moduleId].call(module.exports, module, module.exports, __webpack_require__); /******/ /******/ // Flag the module as loaded /******/ module.l = true; /******/ /******/ // Return the exports of the module /******/ return module.exports; /******/ } /******/ /******/ /******/ // expose the modules object (__webpack_modules__) /******/ __webpack_require__.m = modules; /******/ /******/ // expose the module cache /******/ __webpack_require__.c = installedModules; /******/ /******/ // define getter function for harmony exports /******/ __webpack_require__.d = function(exports, name, getter) { /******/ if(!__webpack_require__.o(exports, name)) { /******/ Object.defineProperty(exports, name, { enumerable: true, get: getter }); /******/ } /******/ }; /******/ /******/ // define __esModule on exports /******/ __webpack_require__.r = function(exports) { /******/ if(typeof Symbol !== 'undefined' && Symbol.toStringTag) { /******/ Object.defineProperty(exports, Symbol.toStringTag, { value: 'Module' }); /******/ } /******/ Object.defineProperty(exports, '__esModule', { value: true }); /******/ }; /******/ /******/ // create a fake namespace object /******/ // mode & 1: value is a module id, require it /******/ // mode & 2: merge all properties of value into the ns /******/ // mode & 4: return value when already ns object /******/ // mode & 8|1: behave like require /******/ __webpack_require__.t = function(value, mode) { /******/ if(mode & 1) value = __webpack_require__(value); /******/ if(mode & 8) return value; /******/ if((mode & 4) && typeof value === 'object' && value && value.__esModule) return value; /******/ var ns = Object.create(null); /******/ __webpack_require__.r(ns); /******/ Object.defineProperty(ns, 'default', { enumerable: true, value: value }); /******/ if(mode & 2 && typeof value != 'string') for(var key in value) __webpack_require__.d(ns, key, function(key) { return value[key]; }.bind(null, key)); /******/ return ns; /******/ }; /******/ /******/ // getDefaultExport function for compatibility with non-harmony modules /******/ __webpack_require__.n = function(module) { /******/ var getter = module && module.__esModule ? /******/ function getDefault() { return module['default']; } : /******/ function getModuleExports() { return module; }; /******/ __webpack_require__.d(getter, 'a', getter); /******/ return getter; /******/ }; /******/ /******/ // Object.prototype.hasOwnProperty.call /******/ __webpack_require__.o = function(object, property) { return Object.prototype.hasOwnProperty.call(object, property); }; /******/ /******/ // __webpack_public_path__ /******/ __webpack_require__.p = ""; /******/ /******/ /******/ // Load entry module and return exports /******/ return __webpack_require__(__webpack_require__.s = "SiJt"); /******/ }) /************************************************************************/ /******/ ({ /***/ "SiJt": /***/ (function(module, __webpack_exports__, __webpack_require__) { "use strict"; __webpack_require__.r(__webpack_exports__); /* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "parse", function() { return parse; }); let document; let offset; let output; let stack; /** * Matches block comment delimiters * * While most of this pattern is straightforward the attribute parsing * incorporates a tricks to make sure we don't choke on specific input * * - since JavaScript has no possessive quantifier or atomic grouping * we are emulating it with a trick * * we want a possessive quantifier or atomic group to prevent backtracking * on the `}`s should we fail to match the remainder of the pattern * * we can emulate this with a positive lookahead and back reference * (a++)*c === ((?=(a+))\1)*c * * let's examine an example: * - /(a+)*c/.test('aaaaaaaaaaaaad') fails after over 49,000 steps * - /(a++)*c/.test('aaaaaaaaaaaaad') fails after 85 steps * - /(?>a+)*c/.test('aaaaaaaaaaaaad') fails after 126 steps * * this is because the possessive `++` and the atomic group `(?>)` * tell the engine that all those `a`s belong together as a single group * and so it won't split it up when stepping backwards to try and match * * if we use /((?=(a+))\1)*c/ then we get the same behavior as the atomic group * or possessive and prevent the backtracking because the `a+` is matched but * not captured. thus, we find the long string of `a`s and remember it, then * reference it as a whole unit inside our pattern * * @see http://instanceof.me/post/52245507631/regex-emulate-atomic-grouping-with-lookahead * @see http://blog.stevenlevithan.com/archives/mimic-atomic-groups * @see https://javascript.info/regexp-infinite-backtracking-problem * * once browsers reliably support atomic grouping or possessive * quantifiers natively we should remove this trick and simplify * * @type {RegExp} * * @since 3.8.0 * @since 4.6.1 added optimization to prevent backtracking on attribute parsing */ const tokenizer = /)[^])*)\5|[^]*?)}\s+)?(\/)?-->/g; function Block(blockName, attrs, innerBlocks, innerHTML, innerContent) { return { blockName, attrs, innerBlocks, innerHTML, innerContent }; } function Freeform(innerHTML) { return Block(null, {}, [], innerHTML, [innerHTML]); } function Frame(block, tokenStart, tokenLength, prevOffset, leadingHtmlStart) { return { block, tokenStart, tokenLength, prevOffset: prevOffset || tokenStart + tokenLength, leadingHtmlStart }; } /** * Parser function, that converts input HTML into a block based structure. * * @param {string} doc The HTML document to parse. * * @example * Input post: * ```html * *
*
*

Left

*
* * * *
*

Middle

*
* * * *
*
* * ``` * * Parsing code: * ```js * import { parse } from '@wordpress/block-serialization-default-parser'; * * parse( post ) === [ * { * blockName: "core/columns", * attrs: { * columns: 3 * }, * innerBlocks: [ * { * blockName: "core/column", * attrs: null, * innerBlocks: [ * { * blockName: "core/paragraph", * attrs: null, * innerBlocks: [], * innerHTML: "\n

Left

\n" * } * ], * innerHTML: '\n
\n' * }, * { * blockName: "core/column", * attrs: null, * innerBlocks: [ * { * blockName: "core/paragraph", * attrs: null, * innerBlocks: [], * innerHTML: "\n

Middle

\n" * } * ], * innerHTML: '\n
\n' * }, * { * blockName: "core/column", * attrs: null, * innerBlocks: [], * innerHTML: '\n
\n' * } * ], * innerHTML: '\n
\n\n\n\n
\n' * } * ]; * ``` * @return {Array} A block-based representation of the input HTML. */ const parse = doc => { document = doc; offset = 0; output = []; stack = []; tokenizer.lastIndex = 0; do {// twiddle our thumbs } while (proceed()); return output; }; function proceed() { const next = nextToken(); const [tokenType, blockName, attrs, startOffset, tokenLength] = next; const stackDepth = stack.length; // we may have some HTML soup before the next block const leadingHtmlStart = startOffset > offset ? offset : null; switch (tokenType) { case 'no-more-tokens': // if not in a block then flush output if (0 === stackDepth) { addFreeform(); return false; } // Otherwise we have a problem // This is an error // we have options // - treat it all as freeform text // - assume an implicit closer (easiest when not nesting) // for the easy case we'll assume an implicit closer if (1 === stackDepth) { addBlockFromStack(); return false; } // for the nested case where it's more difficult we'll // have to assume that multiple closers are missing // and so we'll collapse the whole stack piecewise while (0 < stack.length) { addBlockFromStack(); } return false; case 'void-block': // easy case is if we stumbled upon a void block // in the top-level of the document if (0 === stackDepth) { if (null !== leadingHtmlStart) { output.push(Freeform(document.substr(leadingHtmlStart, startOffset - leadingHtmlStart))); } output.push(Block(blockName, attrs, [], '', [])); offset = startOffset + tokenLength; return true; } // otherwise we found an inner block addInnerBlock(Block(blockName, attrs, [], '', []), startOffset, tokenLength); offset = startOffset + tokenLength; return true; case 'block-opener': // track all newly-opened blocks on the stack stack.push(Frame(Block(blockName, attrs, [], '', []), startOffset, tokenLength, startOffset + tokenLength, leadingHtmlStart)); offset = startOffset + tokenLength; return true; case 'block-closer': // if we're missing an opener we're in trouble // This is an error if (0 === stackDepth) { // we have options // - assume an implicit opener // - assume _this_ is the opener // - give up and close out the document addFreeform(); return false; } // if we're not nesting then this is easy - close the block if (1 === stackDepth) { addBlockFromStack(startOffset); offset = startOffset + tokenLength; return true; } // otherwise we're nested and we have to close out the current // block and add it as a innerBlock to the parent const stackTop = stack.pop(); const html = document.substr(stackTop.prevOffset, startOffset - stackTop.prevOffset); stackTop.block.innerHTML += html; stackTop.block.innerContent.push(html); stackTop.prevOffset = startOffset + tokenLength; addInnerBlock(stackTop.block, stackTop.tokenStart, stackTop.tokenLength, startOffset + tokenLength); offset = startOffset + tokenLength; return true; default: // This is an error addFreeform(); return false; } } /** * Parse JSON if valid, otherwise return null * * Note that JSON coming from the block comment * delimiters is constrained to be an object * and cannot be things like `true` or `null` * * @param {string} input JSON input string to parse * @return {Object|null} parsed JSON if valid */ function parseJSON(input) { try { return JSON.parse(input); } catch (e) { return null; } } function nextToken() { // aye the magic // we're using a single RegExp to tokenize the block comment delimiters // we're also using a trick here because the only difference between a // block opener and a block closer is the leading `/` before `wp:` (and // a closer has no attributes). we can trap them both and process the // match back in JavaScript to see which one it was. const matches = tokenizer.exec(document); // we have no more tokens if (null === matches) { return ['no-more-tokens']; } const startedAt = matches.index; const [match, closerMatch, namespaceMatch, nameMatch, attrsMatch /* internal/unused */ ,, voidMatch] = matches; const length = match.length; const isCloser = !!closerMatch; const isVoid = !!voidMatch; const namespace = namespaceMatch || 'core/'; const name = namespace + nameMatch; const hasAttrs = !!attrsMatch; const attrs = hasAttrs ? parseJSON(attrsMatch) : {}; // This state isn't allowed // This is an error if (isCloser && (isVoid || hasAttrs)) {// we can ignore them since they don't hurt anything // we may warn against this at some point or reject it } if (isVoid) { return ['void-block', name, attrs, startedAt, length]; } if (isCloser) { return ['block-closer', name, null, startedAt, length]; } return ['block-opener', name, attrs, startedAt, length]; } function addFreeform(rawLength) { const length = rawLength ? rawLength : document.length - offset; if (0 === length) { return; } output.push(Freeform(document.substr(offset, length))); } function addInnerBlock(block, tokenStart, tokenLength, lastOffset) { const parent = stack[stack.length - 1]; parent.block.innerBlocks.push(block); const html = document.substr(parent.prevOffset, tokenStart - parent.prevOffset); if (html) { parent.block.innerHTML += html; parent.block.innerContent.push(html); } parent.block.innerContent.push(null); parent.prevOffset = lastOffset ? lastOffset : tokenStart + tokenLength; } function addBlockFromStack(endOffset) { const { block, leadingHtmlStart, prevOffset, tokenStart } = stack.pop(); const html = endOffset ? document.substr(prevOffset, endOffset - prevOffset) : document.substr(prevOffset); if (html) { block.innerHTML += html; block.innerContent.push(html); } if (null !== leadingHtmlStart) { output.push(Freeform(document.substr(leadingHtmlStart, tokenStart - leadingHtmlStart))); } output.push(block); } /***/ }) /******/ });