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/wp-includes/js/dist/ -> escape-html.js (source)

   1  this["wp"] = this["wp"] || {}; this["wp"]["escapeHtml"] =
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  87  /************************************************************************/
  88  /******/ ({
  89  
  90  /***/ 450:
  91  /***/ (function(module, __webpack_exports__, __webpack_require__) {
  92  
  93  "use strict";
  94  __webpack_require__.r(__webpack_exports__);
  95  
  96  // CONCATENATED MODULE: ./node_modules/@wordpress/escape-html/build-module/escape-greater.js
  97  /**
  98   * Returns a string with greater-than sign replaced.
  99   *
 100   * Note that if a resolution for Trac#45387 comes to fruition, it is no longer
 101   * necessary for `__unstableEscapeGreaterThan` to exist.
 102   *
 103   * See: https://core.trac.wordpress.org/ticket/45387
 104   *
 105   * @param {string} value Original string.
 106   *
 107   * @return {string} Escaped string.
 108   */
 109  function __unstableEscapeGreaterThan(value) {
 110    return value.replace(/>/g, '>');
 111  }
 112  
 113  // CONCATENATED MODULE: ./node_modules/@wordpress/escape-html/build-module/index.js
 114  /* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "escapeAmpersand", function() { return escapeAmpersand; });
 115  /* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "escapeQuotationMark", function() { return escapeQuotationMark; });
 116  /* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "escapeLessThan", function() { return escapeLessThan; });
 117  /* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "escapeAttribute", function() { return escapeAttribute; });
 118  /* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "escapeHTML", function() { return escapeHTML; });
 119  /* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "escapeEditableHTML", function() { return escapeEditableHTML; });
 120  /* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "isValidAttributeName", function() { return isValidAttributeName; });
 121  /**
 122   * Internal dependencies
 123   */
 124  
 125  /**
 126   * Regular expression matching invalid attribute names.
 127   *
 128   * "Attribute names must consist of one or more characters other than controls,
 129   * U+0020 SPACE, U+0022 ("), U+0027 ('), U+003E (>), U+002F (/), U+003D (=),
 130   * and noncharacters."
 131   *
 132   * @see https://html.spec.whatwg.org/multipage/syntax.html#attributes-2
 133   *
 134   * @type {RegExp}
 135   */
 136  
 137  var REGEXP_INVALID_ATTRIBUTE_NAME = /[\u007F-\u009F "'>/="\uFDD0-\uFDEF]/;
 138  /**
 139   * Returns a string with ampersands escaped. Note that this is an imperfect
 140   * implementation, where only ampersands which do not appear as a pattern of
 141   * named, decimal, or hexadecimal character references are escaped. Invalid
 142   * named references (i.e. ambiguous ampersand) are are still permitted.
 143   *
 144   * @see https://w3c.github.io/html/syntax.html#character-references
 145   * @see https://w3c.github.io/html/syntax.html#ambiguous-ampersand
 146   * @see https://w3c.github.io/html/syntax.html#named-character-references
 147   *
 148   * @param {string} value Original string.
 149   *
 150   * @return {string} Escaped string.
 151   */
 152  
 153  function escapeAmpersand(value) {
 154    return value.replace(/&(?!([a-z0-9]+|#[0-9]+|#x[a-f0-9]+);)/gi, '&');
 155  }
 156  /**
 157   * Returns a string with quotation marks replaced.
 158   *
 159   * @param {string} value Original string.
 160   *
 161   * @return {string} Escaped string.
 162   */
 163  
 164  function escapeQuotationMark(value) {
 165    return value.replace(/"/g, '"');
 166  }
 167  /**
 168   * Returns a string with less-than sign replaced.
 169   *
 170   * @param {string} value Original string.
 171   *
 172   * @return {string} Escaped string.
 173   */
 174  
 175  function escapeLessThan(value) {
 176    return value.replace(/</g, '&lt;');
 177  }
 178  /**
 179   * Returns an escaped attribute value.
 180   *
 181   * @see https://w3c.github.io/html/syntax.html#elements-attributes
 182   *
 183   * "[...] the text cannot contain an ambiguous ampersand [...] must not contain
 184   * any literal U+0022 QUOTATION MARK characters (")"
 185   *
 186   * Note we also escape the greater than symbol, as this is used by wptexturize to
 187   * split HTML strings. This is a WordPress specific fix
 188   *
 189   * Note that if a resolution for Trac#45387 comes to fruition, it is no longer
 190   * necessary for `__unstableEscapeGreaterThan` to be used.
 191   *
 192   * See: https://core.trac.wordpress.org/ticket/45387
 193   *
 194   * @param {string} value Attribute value.
 195   *
 196   * @return {string} Escaped attribute value.
 197   */
 198  
 199  function escapeAttribute(value) {
 200    return __unstableEscapeGreaterThan(escapeQuotationMark(escapeAmpersand(value)));
 201  }
 202  /**
 203   * Returns an escaped HTML element value.
 204   *
 205   * @see https://w3c.github.io/html/syntax.html#writing-html-documents-elements
 206   *
 207   * "the text must not contain the character U+003C LESS-THAN SIGN (<) or an
 208   * ambiguous ampersand."
 209   *
 210   * @param {string} value Element value.
 211   *
 212   * @return {string} Escaped HTML element value.
 213   */
 214  
 215  function escapeHTML(value) {
 216    return escapeLessThan(escapeAmpersand(value));
 217  }
 218  /**
 219   * Returns an escaped Editable HTML element value. This is different from
 220   * `escapeHTML`, because for editable HTML, ALL ampersands must be escaped in
 221   * order to render the content correctly on the page.
 222   *
 223   * @param {string} value Element value.
 224   *
 225   * @return {string} Escaped HTML element value.
 226   */
 227  
 228  function escapeEditableHTML(value) {
 229    return escapeLessThan(value.replace(/&/g, '&amp;'));
 230  }
 231  /**
 232   * Returns true if the given attribute name is valid, or false otherwise.
 233   *
 234   * @param {string} name Attribute name to test.
 235   *
 236   * @return {boolean} Whether attribute is valid.
 237   */
 238  
 239  function isValidAttributeName(name) {
 240    return !REGEXP_INVALID_ATTRIBUTE_NAME.test(name);
 241  }
 242  
 243  
 244  /***/ })
 245  
 246  /******/ });


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