@zodiac-ui/editor
Version:
A rich text editor for Angular based on `@atlaskit/editor-core`.
125 lines • 17.9 kB
JavaScript
import * as LinkifyItNs from 'linkify-it';
import { mapSlice } from "../../lib/utils/map-slice";
const LinkifyIt = LinkifyItNs;
export const LINK_REGEXP = /(https?|ftp):\/\/[^\s]+/;
const linkify = LinkifyIt();
linkify.add('sourcetree:', 'http:');
const tlds = 'biz|com|edu|gov|net|org|pro|web|xxx|aero|asia|coop|info|museum|name|shop|рф'.split('|');
const tlds2Char = 'a[cdefgilmnoqrtuwxz]|b[abdefghijmnorstvwyz]|c[acdfghiklmnoruvwxyz]|d[ejkmoz]|e[cegrstu]|f[ijkmor]|g[abdefghilmnpqrstuwy]|h[kmnrtu]|i[delmnoqrst]|j[emop]|k[eghimnprwyz]|l[abcikrstuvy]|m[acdeghklmnopqrtuvwxyz]|n[acefgilopruz]|om|p[aefghkmnrtw]|qa|r[eosuw]|s[abcdegijklmnrtuvxyz]|t[cdfghjklmnortvwz]|u[agksyz]|v[aceginu]|w[fs]|y[et]|z[amw]';
tlds.push(tlds2Char);
linkify.tlds(tlds, false);
export function getLinkMatch(str) {
if (!str) {
return null;
}
let match = linkifyMatch(str);
if (!match.length) {
match = linkify.match(str);
}
return match && match[0];
}
const endsWithSpace = new RegExp("\\s$");
/**
* Instance of class LinkMatcher are used in autoformatting in place of Regex.
* Hence it has been made similar to regex with an exec method.
* Extending it directly from class Regex was introducing some issues, thus that has been avoided.
*/
export class LinkMatcher {
exec(str) {
if (endsWithSpace.test(str)) {
const chunks = str.slice(0, str.length - 1).split(' ');
const lastChunk = chunks[chunks.length - 1];
const links = linkify.match(lastChunk);
if (links && links.length > 0) {
const lastLink = links[links.length - 1];
lastLink.input = lastChunk;
lastLink.length = lastLink.lastIndex - lastLink.index + 1;
return [lastLink];
}
}
return null;
}
}
/**
* Adds protocol to url if needed.
*/
export function normalizeUrl(url) {
if (LINK_REGEXP.test(url)) {
return url;
}
const match = getLinkMatch(url);
return (match && match.url) || url;
}
export function linkifyContent(schema) {
return (slice) => mapSlice(slice, (node, parent) => {
const isAllowedInParent = !parent || parent.type !== schema.nodes.codeBlock;
if (isAllowedInParent && node.isText) {
const linkified = [];
const link = node.type.schema.marks['link'];
const text = node.text;
const matches = findLinkMatches(text);
let pos = 0;
matches.forEach(match => {
if (match.start > 0) {
linkified.push(node.cut(pos, match.start));
}
linkified.push(node
.cut(match.start, match.end)
.mark(link
.create({ href: normalizeUrl(match.href) })
.addToSet(node.marks)));
pos = match.end;
});
if (pos < text.length) {
linkified.push(node.cut(pos));
}
return linkified;
}
return node;
});
}
function findLinkMatches(text) {
const matches = [];
const linkMatches = text && linkify.match(text);
if (linkMatches && linkMatches.length > 0) {
linkMatches.forEach(match => {
matches.push({
start: match.index,
end: match.lastIndex,
title: match.raw,
href: match.url,
});
});
}
return matches;
}
export const linkifyMatch = (text) => {
const matches = [];
if (!LINK_REGEXP.test(text)) {
return matches;
}
let startpos = 0;
let substr;
while ((substr = text.substr(startpos))) {
const link = (substr.match(LINK_REGEXP) || [''])[0];
if (link) {
const index = substr.search(LINK_REGEXP);
const start = index >= 0 ? index + startpos : index;
const end = start + link.length;
matches.push({
index: start,
lastIndex: end,
raw: link,
url: link,
text: link,
schema: '',
});
startpos += end;
}
else {
break;
}
}
return matches;
};
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{ Slice, Node, Schema } from 'prosemirror-model';\r\nimport * as LinkifyItNs from 'linkify-it';\r\nimport { mapSlice } from \"../../lib/utils/map-slice\"\r\n\r\nconst LinkifyIt = LinkifyItNs\r\n\r\nexport const LINK_REGEXP = /(https?|ftp):\\/\\/[^\\s]+/;\r\n\r\nexport interface Match {\r\n    schema: any;\r\n    index: number;\r\n    lastIndex: number;\r\n    raw: string;\r\n    text: string;\r\n    url: string;\r\n    length?: number;\r\n    input?: string;\r\n}\r\n\r\nconst linkify = LinkifyIt();\r\nlinkify.add('sourcetree:', 'http:');\r\n\r\nconst tlds = 'biz|com|edu|gov|net|org|pro|web|xxx|aero|asia|coop|info|museum|name|shop|рф'.split(\r\n    '|',\r\n);\r\nconst tlds2Char =\r\n    'a[cdefgilmnoqrtuwxz]|b[abdefghijmnorstvwyz]|c[acdfghiklmnoruvwxyz]|d[ejkmoz]|e[cegrstu]|f[ijkmor]|g[abdefghilmnpqrstuwy]|h[kmnrtu]|i[delmnoqrst]|j[emop]|k[eghimnprwyz]|l[abcikrstuvy]|m[acdeghklmnopqrtuvwxyz]|n[acefgilopruz]|om|p[aefghkmnrtw]|qa|r[eosuw]|s[abcdegijklmnrtuvxyz]|t[cdfghjklmnortvwz]|u[agksyz]|v[aceginu]|w[fs]|y[et]|z[amw]';\r\ntlds.push(tlds2Char);\r\nlinkify.tlds(tlds, false);\r\n\r\nexport function getLinkMatch(str: string): Match | LinkifyMatch | null {\r\n    if (!str) {\r\n        return null;\r\n    }\r\n    let match: null | LinkifyMatch[] = linkifyMatch(str);\r\n    if (!match.length) {\r\n        match = linkify.match(str);\r\n    }\r\n    return match && match[0];\r\n}\r\n\r\nconst endsWithSpace = new RegExp(\"\\\\s$\")\r\n\r\n/**\r\n * Instance of class LinkMatcher are used in autoformatting in place of Regex.\r\n * Hence it has been made similar to regex with an exec method.\r\n * Extending it directly from class Regex was introducing some issues, thus that has been avoided.\r\n */\r\nexport class LinkMatcher {\r\n    exec(str: string): Match[] | null {\r\n        if (endsWithSpace.test(str)) {\r\n            const chunks = str.slice(0, str.length - 1).split(' ');\r\n            const lastChunk = chunks[chunks.length - 1];\r\n            const links: null | Match[] = linkify.match(lastChunk);\r\n            if (links && links.length > 0) {\r\n                const lastLink: Match = links[links.length - 1];\r\n                lastLink.input = lastChunk;\r\n                lastLink.length = lastLink.lastIndex - lastLink.index + 1;\r\n                return [lastLink];\r\n            }\r\n        }\r\n        return null;\r\n    }\r\n}\r\n\r\n/**\r\n * Adds protocol to url if needed.\r\n */\r\nexport function normalizeUrl(url: string) {\r\n    if (LINK_REGEXP.test(url)) {\r\n        return url;\r\n    }\r\n    const match = getLinkMatch(url);\r\n    return (match && match.url) || url;\r\n}\r\n\r\nexport function linkifyContent(schema: Schema): (slice: Slice) => Slice {\r\n    return (slice: Slice): Slice =>\r\n        mapSlice(slice, (node, parent) => {\r\n            const isAllowedInParent =\r\n                !parent || parent.type !== schema.nodes.codeBlock;\r\n            if (isAllowedInParent && node.isText) {\r\n                const linkified = [] as Node[];\r\n                const link = node.type.schema.marks['link'];\r\n                const text = node.text;\r\n                const matches: any[] = findLinkMatches(text);\r\n                let pos = 0;\r\n                matches.forEach(match => {\r\n                    if (match.start > 0) {\r\n                        linkified.push(node.cut(pos, match.start));\r\n                    }\r\n                    linkified.push(\r\n                        node\r\n                            .cut(match.start, match.end)\r\n                            .mark(\r\n                                link\r\n                                    .create({ href: normalizeUrl(match.href) })\r\n                                    .addToSet(node.marks),\r\n                            ),\r\n                    );\r\n                    pos = match.end;\r\n                });\r\n                if (pos < text.length) {\r\n                    linkified.push(node.cut(pos));\r\n                }\r\n                return linkified;\r\n            }\r\n            return node;\r\n        });\r\n}\r\n\r\ninterface LinkMatch {\r\n    start: number;\r\n    end: number;\r\n    title: string;\r\n    href: string;\r\n}\r\n\r\nfunction findLinkMatches(text: string): LinkMatch[] {\r\n    const matches: LinkMatch[] = [];\r\n    const linkMatches: '' | null | Match[] = text && linkify.match(text);\r\n    if (linkMatches && linkMatches.length > 0) {\r\n        linkMatches.forEach(match => {\r\n            matches.push({\r\n                start: match.index,\r\n                end: match.lastIndex,\r\n                title: match.raw,\r\n                href: match.url,\r\n            });\r\n        });\r\n    }\r\n    return matches;\r\n}\r\n\r\nexport interface LinkifyMatch {\r\n    index: number;\r\n    lastIndex: number;\r\n    raw: string;\r\n    url: string;\r\n    text: string;\r\n    schema: string;\r\n}\r\n\r\nexport const linkifyMatch = (text: string): LinkifyMatch[] => {\r\n    const matches: LinkifyMatch[] = [];\r\n\r\n    if (!LINK_REGEXP.test(text)) {\r\n        return matches;\r\n    }\r\n\r\n    let startpos = 0;\r\n    let substr;\r\n\r\n    while ((substr = text.substr(startpos))) {\r\n        const link = (substr.match(LINK_REGEXP) || [''])[0];\r\n        if (link) {\r\n            const index = substr.search(LINK_REGEXP);\r\n            const start = index >= 0 ? index + startpos : index;\r\n            const end = start + link.length;\r\n            matches.push({\r\n                index: start,\r\n                lastIndex: end,\r\n                raw: link,\r\n                url: link,\r\n                text: link,\r\n                schema: '',\r\n            });\r\n            startpos += end;\r\n        } else {\r\n            break;\r\n        }\r\n    }\r\n\r\n    return matches;\r\n};\r\n"]}