element-web/src/RichText.js

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2016-05-27 04:45:55 +00:00
import {Editor, ContentState, convertFromHTML, DefaultDraftBlockRenderMap, DefaultDraftInlineStyle} from 'draft-js';
const ReactDOM = require('react-dom');
const styles = {
BOLD: 'strong',
CODE: 'code',
ITALIC: 'em',
STRIKETHROUGH: 's',
UNDERLINE: 'u'
};
export function contentStateToHTML(contentState:ContentState): String {
const elem = contentState.getBlockMap().map((block) => {
const elem = DefaultDraftBlockRenderMap.get(block.getType()).element;
const content = [];
block.findStyleRanges(() => true, (s, e) => {
console.log(block.getInlineStyleAt(s));
const tags = block.getInlineStyleAt(s).map(style => styles[style]);
const open = tags.map(tag => `<${tag}>`).join('');
const close = tags.map(tag => `</${tag}>`).reverse().join('');
content.push(`${open}${block.getText().substring(s, e)}${close}`);
});
return (`
<${elem}>
${content.join('')}
</${elem}>
`);
}).join('');
return elem;
}
export function HTMLtoContentState(html:String): ContentState {
return ContentState.createFromBlockArray(convertFromHTML(html));
}