mirror of https://github.com/perkeep/perkeep.git
108 lines
2.8 KiB
JavaScript
108 lines
2.8 KiB
JavaScript
/*
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Copyright 2014 The Camlistore Authors
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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goog.provide('cam.CacheBusterIframe');
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goog.require('goog.Uri');
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goog.require('cam.Navigator');
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// Reload/shift-reload doesn't actually reload iframes from server in Chrome.
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// We should implement content stamping, but for now, this is a workaround.
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cam.CacheBusterIframe = React.createClass({
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propTypes: {
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baseURL: React.PropTypes.instanceOf(goog.Uri).isRequired,
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height: React.PropTypes.number.isRequired,
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onChildFrameClick: React.PropTypes.func,
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src: React.PropTypes.instanceOf(goog.Uri).isRequired,
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width: React.PropTypes.number.isRequired,
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},
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componentDidMount: function() {
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this.getDOMNode().contentWindow.addEventListener('DOMContentLoaded', this.handleDOMContentLoaded_);
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},
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componentDidUpdate: function() {
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this.componentDidMount();
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},
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getInitialState: function() {
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return {
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height: this.props.height,
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r: Date.now(),
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}
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},
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render: function() {
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var uri = this.props.src.clone();
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uri.setParameterValue('r', this.state.r);
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return React.DOM.iframe({
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height: this.state.height,
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src: uri.toString(),
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style: {
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border: 'none',
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},
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width: this.props.width,
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});
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},
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handleDOMContentLoaded_: function() {
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this.updateSize_();
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if (this.props.onChildFrameClick) {
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this.getDOMNode().contentWindow.addEventListener('click', this.handleChildFrameClick_);
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}
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},
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handleChildFrameClick_: function(e) {
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var elm = cam.Navigator.shouldHandleClick(e);
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if (!elm) {
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return;
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}
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var oldURL = new goog.Uri(e.target.href);
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var newURL = this.props.baseURL.clone();
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var query = oldURL.getParameterValue('q');
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if (query) {
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newURL.setParameterValue('q', query);
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} else {
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newURL.setPath(newURL.getPath() + (oldURL.getParameterValue('p') || oldURL.getParameterValue('d') || oldURL.getParameterValue('b')));
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}
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try {
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if (this.props.onChildFrameClick(newURL)) {
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e.preventDefault();
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}
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} catch (ex) {
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e.preventDefault();
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throw ex;
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}
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},
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updateSize_: function() {
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if (!this.isMounted()) {
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return;
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}
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var node = this.getDOMNode();
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if (node && node.contentDocument && node.contentDocument.body) {
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node.contentDocument.body.style.overflowY = 'hidden';
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this.setState({height: node.contentDocument.documentElement.offsetHeight });
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}
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window.setTimeout(this.updateSize_, 200);
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},
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});
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