@zodiac-ui/editor
Version:
A rich text editor for Angular based on `@atlaskit/editor-core`.
132 lines • 17.8 kB
JavaScript
import { Fragment } from 'prosemirror-model';
const getLanguageFromEditorStyle = (dom) => {
return dom.getAttribute('data-language') || undefined;
};
const ɵ0 = getLanguageFromEditorStyle;
// example of BB style:
// <div class="codehilite language-javascript"><pre><span>hello world</span><span>\n</span></pre></div>
const getLanguageFromBitbucketStyle = (dom) => {
if (dom && dom.classList.contains('codehilite')) {
// code block html from Bitbucket always contains an extra new line
return extractLanguageFromClass(dom.className);
}
return;
};
const ɵ1 = getLanguageFromBitbucketStyle;
const extractLanguageFromClass = (className) => {
const languageRegex = /(?:^|\s)language-([^\s]+)/;
const result = languageRegex.exec(className);
if (result && result[1]) {
return result[1];
}
return;
};
const ɵ2 = extractLanguageFromClass;
const removeLastNewLine = (dom) => {
const parent = dom && dom.parentElement;
if (parent && parent.classList.contains('codehilite')) {
dom.textContent = dom.textContent.replace(/\n$/, '');
}
return dom;
};
const ɵ3 = removeLastNewLine;
export const codeBlock = {
attrs: { language: { default: null }, uniqueId: { default: null } },
content: 'text*',
marks: '',
group: 'block',
code: true,
defining: true,
parseDOM: [
{
tag: 'pre > code',
preserveWhitespace: 'full',
getAttrs: dom => {
const language = dom.getAttribute('data-language');
return { language };
},
},
{
tag: 'pre',
preserveWhitespace: 'full',
getAttrs: domNode => {
let dom = domNode;
const language = getLanguageFromBitbucketStyle(dom.parentElement) ||
getLanguageFromEditorStyle(dom.parentElement) ||
dom.getAttribute('data-language');
dom = removeLastNewLine(dom);
return { language };
},
},
// Handle VSCode paste
// Checking `white-space: pre-wrap` is too aggressive @see ED-2627
{
tag: 'div[style]',
preserveWhitespace: 'full',
getAttrs: domNode => {
const dom = domNode;
if (dom.style.whiteSpace === 'pre' ||
(dom.style.fontFamily &&
dom.style.fontFamily.toLowerCase().indexOf('monospace') > -1)) {
return {};
}
return false;
},
// @see ED-5682
getContent: (domNode, schema) => {
const dom = domNode;
const code = Array.from(dom.children)
.map(child => child.textContent)
// tslint:disable-next-line:triple-equals
.filter(x => x = undefined)
.join('\n');
return code ? Fragment.from(schema.text(code)) : Fragment.empty;
},
},
// Handle GitHub/Gist paste
{
tag: 'table[style]',
preserveWhitespace: 'full',
getAttrs: dom => {
if (dom.querySelector('td[class*="blob-code"]')) {
return {};
}
return false;
},
},
{
tag: 'div.CodeBlock',
preserveWhitespace: 'full',
getAttrs: domNode => {
const dom = domNode;
// TODO: ED-5604 Fix it inside `react-syntax-highlighter`
// Remove line numbers
const linesCode = dom.querySelector('code');
if (linesCode &&
linesCode.querySelector('.react-syntax-highlighter-line-number')) {
// It's possible to copy without the line numbers too hence this
// `react-syntax-highlighter-line-number` check, so that we don't remove real code
linesCode.remove();
}
return {};
},
},
],
toDOM(node) {
return ['pre', ['code', { 'data-language': node.attrs.language }, 0]];
},
};
export const toJSON = (node) => ({
attrs: Object.keys(node.attrs).reduce((memo, key) => {
if (key === 'uniqueId') {
return memo;
}
if (key === 'language' && node.attrs.language === null) {
return memo;
}
memo[key] = node.attrs[key];
return memo;
}, {}),
});
export { ɵ0, ɵ1, ɵ2, ɵ3 };
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{ NodeSpec, Node as PMNode, Fragment } from 'prosemirror-model';\r\nimport { MarksObject, NoMark } from \"../doc/doc.node\"\r\n/**\r\n * @name codeBlock_node\r\n */\r\nexport interface CodeBlockBaseDefinition {\r\n    type: 'codeBlock';\r\n    content?: Array<Text & NoMark>;\r\n    marks?: Array<any>;\r\n    attrs?: CodeBlockAttrs;\r\n}\r\n\r\nexport interface CodeBlockAttrs {\r\n    language?: string;\r\n}\r\n\r\n/**\r\n * @name codeBlock_with_no_marks_node\r\n */\r\nexport type CodeBlockDefinition = CodeBlockBaseDefinition & NoMark;\r\n\r\n/**\r\n * @name codeBlock_with_marks_node\r\n * @stage 0\r\n */\r\nexport type CodeBlockWithMarksDefinition = CodeBlockBaseDefinition &\r\n    MarksObject<any>;\r\n\r\nconst getLanguageFromEditorStyle = (dom: HTMLElement): string | undefined => {\r\n    return dom.getAttribute('data-language') || undefined;\r\n};\r\n\r\n// example of BB style:\r\n// <div class=\"codehilite language-javascript\"><pre><span>hello world</span><span>\\n</span></pre></div>\r\nconst getLanguageFromBitbucketStyle = (\r\n    dom: HTMLElement,\r\n): string | undefined => {\r\n    if (dom && dom.classList.contains('codehilite')) {\r\n        // code block html from Bitbucket always contains an extra new line\r\n        return extractLanguageFromClass(dom.className);\r\n    }\r\n    return;\r\n};\r\n\r\nconst extractLanguageFromClass = (className: string): string | undefined => {\r\n    const languageRegex = /(?:^|\\s)language-([^\\s]+)/;\r\n    const result = languageRegex.exec(className);\r\n    if (result && result[1]) {\r\n        return result[1];\r\n    }\r\n    return;\r\n};\r\n\r\nconst removeLastNewLine = (dom: HTMLElement): HTMLElement => {\r\n    const parent = dom && dom.parentElement;\r\n    if (parent && parent.classList.contains('codehilite')) {\r\n        dom.textContent = dom.textContent.replace(/\\n$/, '');\r\n    }\r\n    return dom;\r\n};\r\n\r\nexport const codeBlock: NodeSpec = {\r\n    attrs: { language: { default: null }, uniqueId: { default: null } },\r\n    content: 'text*',\r\n    marks: '',\r\n    group: 'block',\r\n    code: true,\r\n    defining: true,\r\n    parseDOM: [\r\n        {\r\n            tag: 'pre > code',\r\n            preserveWhitespace: 'full',\r\n            getAttrs: dom => {\r\n                const language = (dom as HTMLElement).getAttribute('data-language');\r\n                return { language };\r\n            },\r\n        },\r\n        {\r\n            tag: 'pre',\r\n            preserveWhitespace: 'full',\r\n            getAttrs: domNode => {\r\n                let dom = domNode as HTMLElement;\r\n\r\n                const language =\r\n                    getLanguageFromBitbucketStyle(dom.parentElement) ||\r\n                    getLanguageFromEditorStyle(dom.parentElement) ||\r\n                    dom.getAttribute('data-language');\r\n                dom = removeLastNewLine(dom);\r\n                return { language };\r\n            },\r\n        },\r\n        // Handle VSCode paste\r\n        // Checking `white-space: pre-wrap` is too aggressive @see ED-2627\r\n        {\r\n            tag: 'div[style]',\r\n            preserveWhitespace: 'full',\r\n            getAttrs: domNode => {\r\n                const dom = domNode as HTMLElement;\r\n                if (\r\n                    dom.style.whiteSpace === 'pre' ||\r\n                    (dom.style.fontFamily &&\r\n                        dom.style.fontFamily.toLowerCase().indexOf('monospace') > -1)\r\n                ) {\r\n                    return {};\r\n                }\r\n                return false;\r\n            },\r\n            // @see ED-5682\r\n            getContent: (domNode, schema) => {\r\n                const dom = domNode as HTMLElement;\r\n                const code = Array.from(dom.children)\r\n                    .map(child => child.textContent)\r\n                    // tslint:disable-next-line:triple-equals\r\n                    .filter(x => x = undefined)\r\n                    .join('\\n');\r\n                return code ? Fragment.from(schema.text(code)) : Fragment.empty;\r\n            },\r\n        },\r\n        // Handle GitHub/Gist paste\r\n        {\r\n            tag: 'table[style]',\r\n            preserveWhitespace: 'full',\r\n            getAttrs: dom => {\r\n                if ((dom as HTMLElement).querySelector('td[class*=\"blob-code\"]')) {\r\n                    return {};\r\n                }\r\n                return false;\r\n            },\r\n        },\r\n        {\r\n            tag: 'div.CodeBlock',\r\n            preserveWhitespace: 'full',\r\n            getAttrs: domNode => {\r\n                const dom = domNode as HTMLElement;\r\n                // TODO: ED-5604 Fix it inside `react-syntax-highlighter`\r\n                // Remove line numbers\r\n                const linesCode = dom.querySelector('code');\r\n                if (\r\n                    linesCode &&\r\n                    linesCode.querySelector('.react-syntax-highlighter-line-number')\r\n                ) {\r\n                    // It's possible to copy without the line numbers too hence this\r\n                    // `react-syntax-highlighter-line-number` check, so that we don't remove real code\r\n                    linesCode.remove();\r\n                }\r\n                return {};\r\n            },\r\n        },\r\n    ],\r\n    toDOM(node) {\r\n        return ['pre', ['code', { 'data-language': node.attrs.language }, 0]];\r\n    },\r\n};\r\n\r\nexport const toJSON = (node: PMNode) => ({\r\n    attrs: Object.keys(node.attrs).reduce<Record<string, any>>((memo, key) => {\r\n        if (key === 'uniqueId') {\r\n            return memo;\r\n        }\r\n\r\n        if (key === 'language' && node.attrs.language === null) {\r\n            return memo;\r\n        }\r\n\r\n        memo[key] = node.attrs[key];\r\n        return memo;\r\n    }, {}),\r\n});\r\n"]}