quill-delta-to-html/dist/commonjs/OpAttributeSanitizer.js

Converts Quill's delta ops to HTML

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
var value_types_1 = require("./value-types");
var MentionSanitizer_1 = require("./mentions/MentionSanitizer");
require("./extensions/String");
var OpAttributeSanitizer = (function () {
    function OpAttributeSanitizer() {
    }
    OpAttributeSanitizer.sanitize = function (dirtyAttrs) {
        var cleanAttrs = {};
        if (!dirtyAttrs || typeof dirtyAttrs !== 'object') {
            return cleanAttrs;
        }
        var booleanAttrs = [
            'bold', 'italic', 'underline', 'strike', 'code',
            'blockquote', 'code-block'
        ];
        var colorAttrs = ['background', 'color'];
        var font = dirtyAttrs.font, size = dirtyAttrs.size, link = dirtyAttrs.link, script = dirtyAttrs.script, list = dirtyAttrs.list, header = dirtyAttrs.header, align = dirtyAttrs.align, direction = dirtyAttrs.direction, indent = dirtyAttrs.indent, mentions = dirtyAttrs.mentions, mention = dirtyAttrs.mention, width = dirtyAttrs.width, target = dirtyAttrs.target;
        var sanitizedAttrs = booleanAttrs.concat(colorAttrs, ['font', 'size', 'link', 'script', 'list', 'header', 'align',
            'direction', 'indent', 'mentions', 'mention', 'width']);
        booleanAttrs.forEach(function (prop) {
            var v = dirtyAttrs[prop];
            if (v) {
                cleanAttrs[prop] = !!v;
            }
        });
        colorAttrs.forEach(function (prop) {
            var val = dirtyAttrs[prop];
            if (val && (OpAttributeSanitizer.IsValidHexColor(val + '') ||
                OpAttributeSanitizer.IsValidColorLiteral(val + ''))) {
                cleanAttrs[prop] = val;
            }
        });
        if (font && OpAttributeSanitizer.IsValidFontName(font + '')) {
            cleanAttrs.font = font;
        }
        if (size && OpAttributeSanitizer.IsValidSize(size + '')) {
            cleanAttrs.size = size;
        }
        if (width && OpAttributeSanitizer.IsValidWidth(width + '')) {
            cleanAttrs.width = width;
        }
        if (link) {
            cleanAttrs.link = (link + '')._sanitizeUrl();
        }
        if (target && OpAttributeSanitizer.isValidTarget(target)) {
            cleanAttrs.target = target;
        }
        if (script === value_types_1.ScriptType.Sub || value_types_1.ScriptType.Super === script) {
            cleanAttrs.script = script;
        }
        if (list === value_types_1.ListType.Bullet || list === value_types_1.ListType.Ordered) {
            cleanAttrs.list = list;
        }
        if (Number(header)) {
            cleanAttrs.header = Math.min(Number(header), 6);
        }
        if (align === value_types_1.AlignType.Center || align === value_types_1.AlignType.Right || align === value_types_1.AlignType.Justify) {
            cleanAttrs.align = align;
        }
        if (direction === value_types_1.DirectionType.Rtl) {
            cleanAttrs.direction = direction;
        }
        if (indent && Number(indent)) {
            cleanAttrs.indent = Math.min(Number(indent), 30);
        }
        if (mentions && mention) {
            var sanitizedMention = MentionSanitizer_1.MentionSanitizer.sanitize(mention);
            if (Object.keys(sanitizedMention).length > 0) {
                cleanAttrs.mentions = !!mentions;
                cleanAttrs.mention = mention;
            }
        }
        return Object.keys(dirtyAttrs).reduce(function (cleaned, k) {
            if (sanitizedAttrs.indexOf(k) === -1) {
                cleaned[k] = dirtyAttrs[k];
            }
            ;
            return cleaned;
        }, cleanAttrs);
    };
    OpAttributeSanitizer.IsValidHexColor = function (colorStr) {
        return !!colorStr.match(/^#([0-9A-F]{6}|[0-9A-F]{3})$/i);
    };
    OpAttributeSanitizer.IsValidColorLiteral = function (colorStr) {
        return !!colorStr.match(/^[a-z]{1,50}$/i);
    };
    OpAttributeSanitizer.IsValidFontName = function (fontName) {
        return !!fontName.match(/^[a-z\s0-9\- ]{1,30}$/i);
    };
    OpAttributeSanitizer.IsValidSize = function (size) {
        return !!size.match(/^[a-z0-9\-]{1,20}$/i);
    };
    OpAttributeSanitizer.IsValidWidth = function (width) {
        return !!width.match(/^[0-9]*(px|em|%)?$/);
    };
    OpAttributeSanitizer.isValidTarget = function (target) {
        return !!target.match(/^[_a-zA-Z0-9\-]{1,50}$/);
    };
    return OpAttributeSanitizer;
}());
exports.OpAttributeSanitizer = OpAttributeSanitizer;