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feat: add function: css2json
添加CSS转JSON工具方法
This commit is contained in:
yanglbme
parent
93682dafae
commit
d6932c0d4e
@ -1,6 +1,6 @@
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// 设置自定义颜色
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// 设置自定义颜色
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function setColorWithTemplate(template) {
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function setColorWithTemplate(template) {
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return function(color) {
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return function (color) {
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let custom_theme = JSON.parse(JSON.stringify(template));
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let custom_theme = JSON.parse(JSON.stringify(template));
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custom_theme.block.h1['border-bottom'] = `2px solid ${color}`;
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custom_theme.block.h1['border-bottom'] = `2px solid ${color}`;
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custom_theme.block.h2['background'] = color;
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custom_theme.block.h2['background'] = color;
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@ -14,7 +14,7 @@ function setColorWithTemplate(template) {
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let setColor = setColorWithTemplate(default_theme);
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let setColor = setColorWithTemplate(default_theme);
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function customCssWithTemplate(template) {
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function customCssWithTemplate(template) {
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return function(jsonString) {
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return function (jsonString) {
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let custom_theme = JSON.parse(JSON.stringify(template));
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let custom_theme = JSON.parse(JSON.stringify(template));
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custom_theme.block.h1 = jsonString.h1;
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custom_theme.block.h1 = jsonString.h1;
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custom_theme.block.h2 = jsonString.h2;
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custom_theme.block.h2 = jsonString.h2;
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@ -26,3 +26,83 @@ function customCssWithTemplate(template) {
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}
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}
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let customCss = customCssWithTemplate(default_theme);
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let customCss = customCssWithTemplate(default_theme);
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// css转json
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function css2json(css) {
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// Remove all comments from the css-file
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while ((open = css.indexOf("/*")) !== -1 &&
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(close = css.indexOf("*/")) !== -1) {
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css = css.substring(0, open) + css.substring(close + 2);
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}
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// Initialize the return value _json_.
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let json = {};
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// Each rule gets parsed and then removed from _css_ until all rules have been
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// parsed.
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while (css.length > 0) {
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// Save the index of the first left bracket and first right bracket.
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const lbracket = css.indexOf('{');
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const rbracket = css.indexOf('}');
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// ## Part 1: The declarations
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//
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// Transform the declarations to an object. For example, the declarations<br/>
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// `font: 'Times New Roman' 1em; color: #ff0000; margin-top: 1em;`<br/>
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// result in the object<br/>
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// `{"font": "'Times New Roman' 1em", "color": "#ff0000", "margin-top": "1em"}`.
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// Helper method that transform an array to a object, by splitting each
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// declaration (_font: Arial_) into key (_font_) and value(_Arial_).
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function toObject(array) {
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let ret = {};
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array.forEach(e => {
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const index = e.indexOf(':');
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const property = e.substring(0, index).trim();
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const value = e.substring(index + 1).trim();
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ret[property] = value;
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});
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return ret;
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}
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// Split the declaration block of the first rule into an array and remove
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// whitespace from each declaration.
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let declarations = css.substring(lbracket + 1, rbracket)
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.split(";")
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.map(e => e.trim())
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.filter(e => e.length > 0); // Remove any empty ("") values from the array
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// _declaration_ is now an array reado to be transformed into an object.
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declarations = toObject(declarations);
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// ## Part 2: The selectors
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//
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// Each selector in the selectors block will be associated with the
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// declarations defined above. For example, `h1, p#bar {color: red}`<br/>
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// result in the object<br/>
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// {"h1": {color: red}, "p#bar": {color: red}}
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// Split the selectors block of the first rule into an array and remove
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// whitespace, e.g. `"h1, p#bar, span.foo"` get parsed to
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// `["h1", "p#bar", "span.foo"]`.
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let selectors = css.substring(0, lbracket)
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.split(",")
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.map(selector => selector.trim());
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// Iterate through each selector from _selectors_.
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selectors.forEach(selector => {
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// Initialize the json-object representing the declaration block of
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// _selector_.
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if (!json[selector]) json[selector] = {};
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// Save the declarations to the right selector
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Object.keys(declarations).forEach(key => {
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json[selector][key] = declarations[key];
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});
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});
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// Continue to next instance
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css = css.slice(rbracket + 1).trim()
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}
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// return the json data
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return json;
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}
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@ -131,9 +131,8 @@
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<script src="libs/scripts/prettify.min.js"></script>
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<script src="libs/scripts/prettify.min.js"></script>
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<script src="libs/scripts/index.js"></script>
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<script src="libs/scripts/index.js"></script>
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<script src="libs/scripts/jquery.min.js"></script>
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<script src="libs/scripts/jquery.min.js"></script>
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<script src="libs/scripts/FuriganaMD.js"></script>
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<script src="libs/scripts/json5.js"></script>
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<script src="libs/scripts/json5.js"></script>
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<script src="assets/scripts/sync-scroll.js"></script>
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<script src="assets/scripts/sync-scroll.js"></script>
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<script src="assets/scripts/themes/default-theme.js"></script>
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<script src="assets/scripts/themes/default-theme.js"></script>
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<script src="assets/scripts/renderers/wx-renderer.js"></script>
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<script src="assets/scripts/renderers/wx-renderer.js"></script>
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@ -1,241 +0,0 @@
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/**
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* 注音功能来自于：https://github.com/amclees/furigana-markdown
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* 详见上述文档
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*/
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(function (global, factory) {
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typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory() :
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typeof define === 'function' && define.amd ? define(factory) :
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(global.FuriganaMD = factory());
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}(this, (function () {
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'use strict';
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// This function escapes special characters for use in a regex constructor.
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function escapeForRegex(string) {
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return string.replace(/[-\/\\^$*+?.()|[\]{}]/g, '\\$&');
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}
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function emptyStringFilter(block) {
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return block !== '';
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}
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const kanjiRange = '\\u4e00-\\u9faf';
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const kanjiBlockRegex = new RegExp(`[${kanjiRange}]+`, 'g');
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const nonKanjiBlockRegex = new RegExp(`[^${kanjiRange}]+`, 'g');
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const kanaWithAnnotations = '\\u3041-\\u3095\\u3099-\\u309c\\u3081-\\u30fa\\u30fc';
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const furiganaSeperators = '.．。・';
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const seperatorRegex = new RegExp(`[${furiganaSeperators}]`, 'g');
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const singleKanjiRegex = new RegExp(`^[${kanjiRange}]$`);
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function isKanji(character) {
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return character.match(singleKanjiRegex);
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}
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const innerRegexString = '(?:[^\\u0000-\\u007F]|\\w)+';
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let regexList = [];
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let previousFuriganaForms = '';
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function updateRegexList(furiganaForms) {
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previousFuriganaForms = furiganaForms;
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let formArray = furiganaForms.split('|');
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if (formArray.length === 0) {
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formArray = ['[]:^:()'];
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}
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regexList = formArray.map(form => {
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let furiganaComponents = form.split(':');
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if (furiganaComponents.length !== 3) {
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furiganaComponents = ['[]', '^', '()'];
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}
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const mainBrackets = furiganaComponents[0];
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const seperator = furiganaComponents[1];
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const furiganaBrackets = furiganaComponents[2];
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return new RegExp(
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escapeForRegex(mainBrackets[0]) +
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'(' + innerRegexString + ')' +
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escapeForRegex(mainBrackets[1]) +
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escapeForRegex(seperator) +
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escapeForRegex(furiganaBrackets[0]) +
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'(' + innerRegexString + ')' +
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escapeForRegex(furiganaBrackets[1]),
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'g'
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);
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});
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}
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let autoRegexList = [];
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let previousAutoBracketSets = '';
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function updateAutoRegexList(autoBracketSets) {
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previousAutoBracketSets = autoBracketSets;
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autoRegexList = autoBracketSets.split('|').map(brackets => {
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/*
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Sample built regex:
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/(^|[^\u4e00-\u9faf]|)([\u4e00-\u9faf]+)([\u3041-\u3095\u3099-\u309c\u3081-\u30fa\u30fc]*)【((?:[^【】\u4e00-\u9faf]|w)+)】/g
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*/
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return new RegExp(
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`(^|[^${kanjiRange}]|)` +
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`([${kanjiRange}]+)` +
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`([${kanaWithAnnotations}]*)` +
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escapeForRegex(brackets[0]) +
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`((?:[^${escapeForRegex(brackets)}\\u0000-\\u007F]|\\w|[${furiganaSeperators}])+)` +
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escapeForRegex(brackets[1]),
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'g'
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);
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});
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}
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let replacementTemplate = '';
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let replacementBrackets = '';
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function updateReplacementTemplate(furiganaFallbackBrackets) {
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if (furiganaFallbackBrackets.length !== 2) {
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furiganaFallbackBrackets = '【】';
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}
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replacementBrackets = furiganaFallbackBrackets;
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replacementTemplate = `<ruby>$1<rp>${furiganaFallbackBrackets[0]}</rp><rt style="line-height:1;font-size:10px;">$2</rt><rp>${furiganaFallbackBrackets[1]}</rp></ruby>`;
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}
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updateReplacementTemplate('【】');
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function addFurigana(text, options) {
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if (options.furiganaForms !== previousFuriganaForms) {
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updateRegexList(options.furiganaForms);
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}
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if (options.furiganaFallbackBrackets !== replacementBrackets) {
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updateReplacementTemplate(options.furiganaFallbackBrackets);
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}
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regexList.forEach(regex => {
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text = text.replace(regex, (match, wordText, furiganaText, offset, mainText) => {
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if (match.indexOf('\\') === -1 && mainText[offset - 1] !== '\\') {
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if ((!options.furiganaPatternMatching) || wordText.search(kanjiBlockRegex) === -1 || wordText[0].search(kanjiBlockRegex) === -1) {
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return replacementTemplate.replace('$1', wordText).replace('$2', furiganaText);
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} else {
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let originalFuriganaText = (' ' + furiganaText).slice(1);
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let nonKanji = wordText.split(kanjiBlockRegex).filter(emptyStringFilter);
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let kanji = wordText.split(nonKanjiBlockRegex).filter(emptyStringFilter);
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let replacementText = '';
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let lastUsedKanjiIndex = 0;
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if (nonKanji.length === 0) {
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return replacementTemplate.replace('$1', wordText).replace('$2', furiganaText);
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}
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nonKanji.forEach((currentNonKanji, index) => {
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if (furiganaText === undefined) {
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if (index < kanji.length) {
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replacementText += kanji[index];
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}
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replacementText += currentNonKanji;
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return;
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}
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let splitFurigana = furiganaText.split(new RegExp(escapeForRegex(currentNonKanji) + '(.*)')).filter(emptyStringFilter);
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lastUsedKanjiIndex = index;
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replacementText += replacementTemplate.replace('$1', kanji[index]).replace('$2', splitFurigana[0]);
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replacementText += currentNonKanji;
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furiganaText = splitFurigana[1];
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});
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if (furiganaText !== undefined && lastUsedKanjiIndex + 1 < kanji.length) {
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replacementText += replacementTemplate.replace('$1', kanji[lastUsedKanjiIndex + 1]).replace('$2', furiganaText);
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} else if (furiganaText !== undefined) {
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return replacementTemplate.replace('$1', wordText).replace('$2', originalFuriganaText);
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} else if (lastUsedKanjiIndex + 1 < kanji.length) {
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replacementText += kanji[lastUsedKanjiIndex + 1];
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}
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return replacementText;
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}
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} else {
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return match;
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}
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});
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});
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if (!options.furiganaStrictMode) {
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if (options.furiganaAutoBracketSets !== previousAutoBracketSets) {
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updateAutoRegexList(options.furiganaAutoBracketSets);
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}
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autoRegexList.forEach(regex => {
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text = text.replace(regex, (match, preWordTerminator, wordKanji, wordKanaSuffix, furiganaText, offset, mainText) => {
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if (match.indexOf('\\') === -1) {
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if (options.furiganaPatternMatching) {
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let rubies = [];
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let furigana = furiganaText;
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let stem = (' ' + wordKanaSuffix).slice(1);
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for (let i = furiganaText.length - 1; i >= 0; i--) {
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if (wordKanaSuffix.length === 0) {
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furigana = furiganaText.substring(0, i + 1);
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break;
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}
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if (furiganaText[i] !== wordKanaSuffix.slice(-1)) {
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furigana = furiganaText.substring(0, i + 1);
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break;
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}
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wordKanaSuffix = wordKanaSuffix.slice(0, -1);
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}
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if (furiganaSeperators.split('').reduce(
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(noSeperator, seperator) => {
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return noSeperator && (furigana.indexOf(seperator) === -1);
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},
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true
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)) {
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rubies = [replacementTemplate.replace('$1', wordKanji).replace('$2', furigana)];
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} else {
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let kanaParts = furigana.split(seperatorRegex);
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let kanji = wordKanji.split('');
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if (kanaParts.length === 0 || kanaParts.length > kanji.length) {
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rubies = [replacementTemplate.replace('$1', wordKanji).replace('$2', furigana)];
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} else {
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for (let i = 0; i < kanaParts.length - 1; i++) {
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if (kanji.length === 0) {
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break;
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}
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rubies.push(replacementTemplate.replace('$1', kanji.shift()).replace('$2', kanaParts[i]));
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}
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let lastKanaPart = kanaParts.pop();
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rubies.push(replacementTemplate.replace('$1', kanji.join('')).replace('$2', lastKanaPart));
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}
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}
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return preWordTerminator + rubies.join('') + stem;
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} else {
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return preWordTerminator + replacementTemplate.replace('$1', wordKanji).replace('$2', furiganaText) + wordKanaSuffix;
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}
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} else {
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return match;
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}
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});
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});
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}
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return text;
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}
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function handleEscapedSpecialBrackets(text) {
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// By default 【 and 】 cannot be escaped in markdown, this will remove backslashes from in front of them to give that effect.
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return text.replace(/\\([【】])/g, '$1');
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}
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let FuriganaMD = {};
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FuriganaMD.register = function (renderer) {
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renderer.text = function (text) {
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let options = {
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furigana: true,
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furiganaForms: "()::{}",
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furiganaFallbackBrackets: "{}",
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furiganaStrictMode: false,
|
|
||||||
furiganaAutoBracketSets: "{}",
|
|
||||||
furiganaPatternMatching: true,
|
|
||||||
};
|
|
||||||
// console.log('override text render',text);
|
|
||||||
// console.log('after add',addFurigana(text, options));
|
|
||||||
return handleEscapedSpecialBrackets(addFurigana(text, options));
|
|
||||||
};
|
|
||||||
};
|
|
||||||
|
|
||||||
return FuriganaMD;
|
|
||||||
|
|
||||||
})));
|
|
||||||
Loading…
Reference in New Issue
Block a user