pdfjs-dist/lib/core/xfa/xhtml.js

/**
 * @licstart The following is the entire license notice for the
 * Javascript code in this page
 *
 * Copyright 2021 Mozilla Foundation
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
 * @licend The above is the entire license notice for the
 * Javascript code in this page
 */
"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.XhtmlNamespace = void 0;

var _namespaces = require("./namespaces.js");

var _xfa_object = require("./xfa_object.js");

const XHTML_NS_ID = _namespaces.NamespaceIds.xhtml.id;
const VALID_STYLES = new Set(["color", "font", "font-family", "font-size", "font-stretch", "font-style", "font-weight", "margin", "margin-bottom", "margin-left", "margin-right", "margin-top", "letter-spacing", "line-height", "orphans", "page-break-after", "page-break-before", "page-break-inside", "tab-interval", "tab-stop", "text-decoration", "text-indent", "vertical-align", "widows", "kerning-mode", "xfa-font-horizontal-scale", "xfa-font-vertical-scale", "xfa-tab-stops"]);

function checkStyle(style) {
  if (!style) {
    return "";
  }

  return style.trim().split(/\s*;\s*/).filter(s => !!s).map(s => s.split(/\s*:\s*/, 2)).filter(([key]) => VALID_STYLES.has(key)).map(kv => kv.join(":")).join(";");
}

class A extends _xfa_object.XmlObject {
  constructor(attributes) {
    super(XHTML_NS_ID, "a");
    this.href = attributes.href || "";
    this.style = checkStyle(attributes.style);
  }

}

class B extends _xfa_object.XmlObject {
  constructor(attributes) {
    super(XHTML_NS_ID, "b");
    this.style = checkStyle(attributes.style);
  }

}

class Body extends _xfa_object.XmlObject {
  constructor(attributes) {
    super(XHTML_NS_ID, "body");
    this.style = checkStyle(attributes.style);
  }

}

class Br extends _xfa_object.XmlObject {
  constructor(attributes) {
    super(XHTML_NS_ID, "br");
    this.style = checkStyle(attributes.style);
  }

  [_xfa_object.$text]() {
    return "\n";
  }

}

class Html extends _xfa_object.XmlObject {
  constructor(attributes) {
    super(XHTML_NS_ID, "html");
    this.style = checkStyle(attributes.style);
  }

}

class I extends _xfa_object.XmlObject {
  constructor(attributes) {
    super(XHTML_NS_ID, "i");
    this.style = checkStyle(attributes.style);
  }

}

class Li extends _xfa_object.XmlObject {
  constructor(attributes) {
    super(XHTML_NS_ID, "li");
    this.style = checkStyle(attributes.style);
  }

}

class Ol extends _xfa_object.XmlObject {
  constructor(attributes) {
    super(XHTML_NS_ID, "ol");
    this.style = checkStyle(attributes.style);
  }

}

class P extends _xfa_object.XmlObject {
  constructor(attributes) {
    super(XHTML_NS_ID, "p");
    this.style = checkStyle(attributes.style);
  }

}

class Span extends _xfa_object.XmlObject {
  constructor(attributes) {
    super(XHTML_NS_ID, "span");
    this.style = checkStyle(attributes.style);
  }

}

class Sub extends _xfa_object.XmlObject {
  constructor(attributes) {
    super(XHTML_NS_ID, "sub");
    this.style = checkStyle(attributes.style);
  }

}

class Sup extends _xfa_object.XmlObject {
  constructor(attributes) {
    super(XHTML_NS_ID, "sup");
    this.style = checkStyle(attributes.style);
  }

}

class Ul extends _xfa_object.XmlObject {
  constructor(attributes) {
    super(XHTML_NS_ID, "ul");
    this.style = checkStyle(attributes.style);
  }

}

class XhtmlNamespace {
  static [_namespaces.$buildXFAObject](name, attributes) {
    if (XhtmlNamespace.hasOwnProperty(name)) {
      return XhtmlNamespace[name](attributes);
    }

    return undefined;
  }

  static a(attributes) {
    return new A(attributes);
  }

  static b(attributes) {
    return new B(attributes);
  }

  static body(attributes) {
    return new Body(attributes);
  }

  static br(attributes) {
    return new Br(attributes);
  }

  static html(attributes) {
    return new Html(attributes);
  }

  static i(attributes) {
    return new I(attributes);
  }

  static li(attributes) {
    return new Li(attributes);
  }

  static ol(attributes) {
    return new Ol(attributes);
  }

  static p(attributes) {
    return new P(attributes);
  }

  static span(attributes) {
    return new Span(attributes);
  }

  static sub(attributes) {
    return new Sub(attributes);
  }

  static sup(attributes) {
    return new Sup(attributes);
  }

  static ul(attributes) {
    return new Ul(attributes);
  }

}

exports.XhtmlNamespace = XhtmlNamespace;