filestack-js
Version:
Official JavaScript library for Filestack
90 lines (88 loc) • 10.3 kB
JavaScript
;
/*
* Copyright (c) 2018 by Filestack.
* Some rights reserved.
*
* 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.
*/
Object.defineProperty(exports, "__esModule", { value: true });
exports.preview = exports.getUrl = void 0;
var tslib_1 = require("tslib");
var utils_1 = require("../utils");
var schema_1 = require("./../../schema");
var filestack_error_1 = require("./../../filestack_error");
/**
* Returns file preview url
*
* @private
* @param session
* @param handle
* @param opts
* @param security
*/
var getUrl = function (session, handle, opts, security) {
var options = tslib_1.__assign({}, opts);
var policy = security && security.policy || session.policy;
var signature = security && security.signature || session.signature;
var hasSecurity = signature && policy;
var baseUrl = [session.urls.cdnUrl];
var css = options.css && encodeURIComponent("\"".concat(options.css, "\""));
var previewTask = css ? "preview=css:".concat(css) : 'preview';
// @todo move to utils?
if (handle.indexOf('src:') !== -1) {
baseUrl.push("".concat(session.apikey, "/").concat(previewTask));
}
else {
baseUrl.push(previewTask);
}
if (hasSecurity) {
baseUrl.push("security=policy:".concat(policy, ",signature:").concat(signature));
}
baseUrl.push(handle);
return baseUrl.join('/');
};
exports.getUrl = getUrl;
/**
* Appends image preview into page
*
* @private
* @param session
* @param handle
* @param opts
*/
var preview = function (session, handle, opts) {
if (!handle || typeof handle !== 'string') {
throw new Error('A valid Filestack handle or storage alias is required for preview');
}
var validateRes = (0, schema_1.getValidator)(schema_1.PreviewParamsSchema)(opts);
if (validateRes.errors.length) {
throw new filestack_error_1.FilestackError("Invalid preview params", validateRes.errors, filestack_error_1.FilestackErrorType.VALIDATION);
}
var options = (0, utils_1.removeEmpty)(opts || {});
var url = (0, exports.getUrl)(session, handle, options);
if (options && options.id) {
var id = options.id;
var iframe = document.createElement('iframe');
var domElement = document.getElementById(id);
iframe.src = url;
iframe.width = '100%';
iframe.height = '100%';
if (!domElement) {
throw new Error("DOM Element with id \"".concat(id, "\" not found."));
}
return domElement.appendChild(iframe);
}
return window.open(url, handle);
};
exports.preview = preview;
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