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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  /***/ 367:
  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__, "isValidAttributeName", function() { return isValidAttributeName; });
 120  /**
 121   * Internal dependencies
 122   */
 123  
 124  /**
 125   * Regular expression matching invalid attribute names.
 126   *
 127   * "Attribute names must consist of one or more characters other than controls,
 128   * U+0020 SPACE, U+0022 ("), U+0027 ('), U+003E (>), U+002F (/), U+003D (=),
 129   * and noncharacters."
 130   *
 131   * @link https://html.spec.whatwg.org/multipage/syntax.html#attributes-2
 132   *
 133   * @type {RegExp}
 134   */
 135  
 136  var REGEXP_INVALID_ATTRIBUTE_NAME = /[\u007F-\u009F "'>/="\uFDD0-\uFDEF]/;
 137  /**
 138   * Returns a string with ampersands escaped. Note that this is an imperfect
 139   * implementation, where only ampersands which do not appear as a pattern of
 140   * named, decimal, or hexadecimal character references are escaped. Invalid
 141   * named references (i.e. ambiguous ampersand) are are still permitted.
 142   *
 143   * @link https://w3c.github.io/html/syntax.html#character-references
 144   * @link https://w3c.github.io/html/syntax.html#ambiguous-ampersand
 145   * @link https://w3c.github.io/html/syntax.html#named-character-references
 146   *
 147   * @param {string} value Original string.
 148   *
 149   * @return {string} Escaped string.
 150   */
 151  
 152  function escapeAmpersand(value) {
 153    return value.replace(/&(?!([a-z0-9]+|#[0-9]+|#x[a-f0-9]+);)/gi, '&');
 154  }
 155  /**
 156   * Returns a string with quotation marks replaced.
 157   *
 158   * @param {string} value Original string.
 159   *
 160   * @return {string} Escaped string.
 161   */
 162  
 163  function escapeQuotationMark(value) {
 164    return value.replace(/"/g, '"');
 165  }
 166  /**
 167   * Returns a string with less-than sign replaced.
 168   *
 169   * @param {string} value Original string.
 170   *
 171   * @return {string} Escaped string.
 172   */
 173  
 174  function escapeLessThan(value) {
 175    return value.replace(/</g, '&lt;');
 176  }
 177  /**
 178   * Returns an escaped attribute value.
 179   *
 180   * @link https://w3c.github.io/html/syntax.html#elements-attributes
 181   *
 182   * "[...] the text cannot contain an ambiguous ampersand [...] must not contain
 183   * any literal U+0022 QUOTATION MARK characters (")"
 184   *
 185   * Note we also escape the greater than symbol, as this is used by wptexturize to
 186   * split HTML strings. This is a WordPress specific fix
 187   *
 188   * Note that if a resolution for Trac#45387 comes to fruition, it is no longer
 189   * necessary for `__unstableEscapeGreaterThan` to be used.
 190   *
 191   * See: https://core.trac.wordpress.org/ticket/45387
 192   *
 193   * @param {string} value Attribute value.
 194   *
 195   * @return {string} Escaped attribute value.
 196   */
 197  
 198  function escapeAttribute(value) {
 199    return __unstableEscapeGreaterThan(escapeQuotationMark(escapeAmpersand(value)));
 200  }
 201  /**
 202   * Returns an escaped HTML element value.
 203   *
 204   * @link https://w3c.github.io/html/syntax.html#writing-html-documents-elements
 205   *
 206   * "the text must not contain the character U+003C LESS-THAN SIGN (<) or an
 207   * ambiguous ampersand."
 208   *
 209   * @param {string} value Element value.
 210   *
 211   * @return {string} Escaped HTML element value.
 212   */
 213  
 214  function escapeHTML(value) {
 215    return escapeLessThan(escapeAmpersand(value));
 216  }
 217  /**
 218   * Returns true if the given attribute name is valid, or false otherwise.
 219   *
 220   * @param {string} name Attribute name to test.
 221   *
 222   * @return {boolean} Whether attribute is valid.
 223   */
 224  
 225  function isValidAttributeName(name) {
 226    return !REGEXP_INVALID_ATTRIBUTE_NAME.test(name);
 227  }
 228  
 229  
 230  /***/ })
 231  
 232  /******/ });


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