rebrowser-playwright-core
Version:
A drop-in replacement for playwright-core patched with rebrowser-patches. It allows to pass modern automation detection tests.
140 lines (138 loc) • 3.59 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.BidiPDF = void 0;
var _utils = require("../../utils");
/**
* Copyright 2017 Google Inc. All rights reserved.
* Modifications copyright (c) Microsoft Corporation.
*
* 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.
*/
const PagePaperFormats = {
letter: {
width: 8.5,
height: 11
},
legal: {
width: 8.5,
height: 14
},
tabloid: {
width: 11,
height: 17
},
ledger: {
width: 17,
height: 11
},
a0: {
width: 33.1,
height: 46.8
},
a1: {
width: 23.4,
height: 33.1
},
a2: {
width: 16.54,
height: 23.4
},
a3: {
width: 11.7,
height: 16.54
},
a4: {
width: 8.27,
height: 11.7
},
a5: {
width: 5.83,
height: 8.27
},
a6: {
width: 4.13,
height: 5.83
}
};
const unitToPixels = {
'px': 1,
'in': 96,
'cm': 37.8,
'mm': 3.78
};
function convertPrintParameterToInches(text) {
if (text === undefined) return undefined;
let unit = text.substring(text.length - 2).toLowerCase();
let valueText = '';
if (unitToPixels.hasOwnProperty(unit)) {
valueText = text.substring(0, text.length - 2);
} else {
// In case of unknown unit try to parse the whole parameter as number of pixels.
// This is consistent with phantom's paperSize behavior.
unit = 'px';
valueText = text;
}
const value = Number(valueText);
(0, _utils.assert)(!isNaN(value), 'Failed to parse parameter value: ' + text);
const pixels = value * unitToPixels[unit];
return pixels / 96;
}
class BidiPDF {
constructor(session) {
this._session = void 0;
this._session = session;
}
async generate(options) {
const {
scale = 1,
printBackground = false,
landscape = false,
pageRanges = '',
margin = {}
} = options;
let paperWidth = 8.5;
let paperHeight = 11;
if (options.format) {
const format = PagePaperFormats[options.format.toLowerCase()];
(0, _utils.assert)(format, 'Unknown paper format: ' + options.format);
paperWidth = format.width;
paperHeight = format.height;
} else {
paperWidth = convertPrintParameterToInches(options.width) || paperWidth;
paperHeight = convertPrintParameterToInches(options.height) || paperHeight;
}
const {
data
} = await this._session.send('browsingContext.print', {
context: this._session.sessionId,
background: printBackground,
margin: {
bottom: convertPrintParameterToInches(margin.bottom) || 0,
left: convertPrintParameterToInches(margin.left) || 0,
right: convertPrintParameterToInches(margin.right) || 0,
top: convertPrintParameterToInches(margin.top) || 0
},
orientation: landscape ? 'landscape' : 'portrait',
page: {
width: paperWidth,
height: paperHeight
},
pageRanges: pageRanges ? pageRanges.split(',').map(r => r.trim()) : undefined,
scale
});
return Buffer.from(data, 'base64');
}
}
exports.BidiPDF = BidiPDF;