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Избавился от easysax.js в пользу своего sax.js

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This commit is contained in:
Book Pauk
2019-01-27 03:23:14 +07:00
parent 0b0692a331
commit bc1f85208a
4 changed files with 192 additions and 787 deletions
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82
client/components/Reader/share/BookParser.js
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@@ -1,4 +1,4 @@
import EasySAXParser from './easysax';
import sax from '../../../../server/core/BookConverter/sax';
import {sleep} from '../../../share/utils';
export default class BookParser {
@@ -19,8 +19,6 @@ export default class BookParser {
callback = () => {};
callback(0);
this.data = data;
if (data.indexOf('<FictionBook') < 0) {
throw new Error('Неверный формат файла');
}
@@ -35,7 +33,6 @@ export default class BookParser {
let path = '';
let tag = '';
let nextPerc = 0;
let center = false;
let bold = false;
@@ -61,6 +58,7 @@ export default class BookParser {
para[paraIndex] = p;
paraOffset += p.length;
};
const growParagraph = (text, len) => {
let p = para[paraIndex];
if (p) {
@@ -84,16 +82,14 @@ export default class BookParser {
paraOffset += p.length;
};
const parser = new EasySAXParser();
const onStartNode = (elemName) => {// eslint-disable-line no-unused-vars
if (elemName == '?xml')
return;
parser.on('error', (msgError) => {// eslint-disable-line no-unused-vars
});
parser.on('startNode', (elemName, getAttr, isTagEnd, getStrNode) => {// eslint-disable-line no-unused-vars
tag = elemName;
path += '/' + elemName;
if ((tag == 'p' || tag == 'empty-line') && path.indexOf('/FictionBook/body/section') == 0) {
if ((tag == 'p' || tag == 'empty-line') && path.indexOf('/fictionbook/body/section') == 0) {
newParagraph(' ', 1);
}
@@ -111,9 +107,9 @@ export default class BookParser {
newParagraph(' ', 1);
bold = true;
}
});
};
parser.on('endNode', (elemName, isTagStart, getStrNode) => {// eslint-disable-line no-unused-vars
const onEndNode = (elemName) => {// eslint-disable-line no-unused-vars
if (tag == elemName) {
if (tag == 'emphasis' || tag == 'strong') {
growParagraph(`</${tag}>`, 0);
@@ -135,9 +131,9 @@ export default class BookParser {
tag = path;
}
}
});
};
parser.on('textNode', (text) => {
const onTextNode = (text) => {// eslint-disable-line no-unused-vars
text = text.replace(/&nbsp;|[\t\n\r]/g, ' ');
if (text != ' ' && text.trim() == '')
@@ -147,30 +143,30 @@ export default class BookParser {
return;
switch (path) {
case '/FictionBook/description/title-info/author/first-name':
case '/fictionbook/description/title-info/author/first-name':
fb2.firstName = text;
break;
case '/FictionBook/description/title-info/author/middle-name':
case '/fictionbook/description/title-info/author/middle-name':
fb2.middleName = text;
break;
case '/FictionBook/description/title-info/author/last-name':
case '/fictionbook/description/title-info/author/last-name':
fb2.lastName = text;
break;
case '/FictionBook/description/title-info/genre':
case '/fictionbook/description/title-info/genre':
fb2.genre = text;
break;
case '/FictionBook/description/title-info/date':
case '/fictionbook/description/title-info/date':
fb2.date = text;
break;
case '/FictionBook/description/title-info/book-title':
case '/fictionbook/description/title-info/book-title':
fb2.bookTitle = text;
break;
case '/FictionBook/description/title-info/id':
case '/fictionbook/description/title-info/id':
fb2.id = text;
break;
}
if (path.indexOf('/FictionBook/description/title-info/annotation') == 0) {
if (path.indexOf('/fictionbook/description/title-info/annotation') == 0) {
if (!fb2.annotation)
fb2.annotation = '';
if (tag != 'annotation')
@@ -184,11 +180,11 @@ export default class BookParser {
let tClose = (center ? '</center>' : '');
tClose += (bold ? '</strong>' : '');
if (path.indexOf('/FictionBook/body/title') == 0) {
if (path.indexOf('/fictionbook/body/title') == 0) {
newParagraph(`${tOpen}${text}${tClose}`, text.length, true);
}
if (path.indexOf('/FictionBook/body/section') == 0) {
if (path.indexOf('/fictionbook/body/section') == 0) {
switch (tag) {
case 'p':
growParagraph(`${tOpen}${text}${tClose}`, text.length);
@@ -197,24 +193,17 @@ export default class BookParser {
growParagraph(`${tOpen}${text}${tClose}`, text.length);
}
}
});
};
parser.on('cdata', (data) => {// eslint-disable-line no-unused-vars
});
const onProgress = async(prog) => {
await sleep(1);
callback(prog);
};
parser.on('comment', (text) => {// eslint-disable-line no-unused-vars
await sax.parse(data, {
onStartNode, onEndNode, onTextNode, onProgress
});
parser.on('progress', async(progress) => {
if (progress > nextPerc) {
await sleep(1);
callback(progress);
nextPerc += 10;
}
});
await parser.parse(data);
this.fb2 = fb2;
this.para = para;
this.textLength = paraOffset;
@@ -252,17 +241,16 @@ export default class BookParser {
style: {bold: Boolean, italic: Boolean, center: Boolean},
text: String,
}*/
const parser = new EasySAXParser();
let style = {};
parser.on('textNode', (text) => {
const onTextNode = async(text) => {// eslint-disable-line no-unused-vars
result.push({
style: Object.assign({}, style),
text: text
});
});
};
parser.on('startNode', (elemName, getAttr, isTagEnd, getStrNode) => {// eslint-disable-line no-unused-vars
const onStartNode = async(elemName) => {// eslint-disable-line no-unused-vars
switch (elemName) {
case 'strong':
style.bold = true;
@@ -274,9 +262,9 @@ export default class BookParser {
style.center = true;
break;
}
});
};
parser.on('endNode', (elemName, isTagStart, getStrNode) => {// eslint-disable-line no-unused-vars
const onEndNode = async(elemName) => {// eslint-disable-line no-unused-vars
switch (elemName) {
case 'strong':
style.bold = false;
@@ -288,9 +276,11 @@ export default class BookParser {
style.center = false;
break;
}
});
};
parser.parse(`<p>${s}</p>`);
sax.parseSync(s, {
onStartNode, onEndNode, onTextNode
});
return result;
}