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Improve LLLindenText parsing

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This commit is contained in:
Casper Warden
2023-11-20 20:07:08 +00:00
parent d6f4acdd63
commit a8f83ef126
3 changed files with 27 additions and 28 deletions
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40
lib/classes/LLLindenText.ts
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@@ -12,6 +12,8 @@ export class LLLindenText
lineNum: 0
};
private pos = 0;
body = '';
embeddedItems: { [key: number]: InventoryItem } = {};
@@ -20,7 +22,8 @@ export class LLLindenText
if (data !== undefined)
{
const initial = data.toString('ascii');
this.lineObj.lines = initial.replace(/\r\n/g, '\n').split('\n');
this.lineObj.lines = initial.split('\n');
this.pos = 0;
let line = this.getLine();
if (!line.startsWith('Linden text version'))
@@ -52,31 +55,12 @@ export class LLLindenText
{
throw new Error('Error parsing Linden Text file: ' + line);
}
let textLength = parseInt(this.getLastToken(line), 10);
do
{
line = this.getLine();
textLength -= Buffer.byteLength(line);
if (textLength < 0)
{
const extraChars = 0 - textLength;
const rest = line.substr(line.length - extraChars);
line = line.substr(0, line.length - extraChars);
this.lineObj.lines.splice(this.lineObj.lineNum, 0, rest);
textLength = 0;
this.body += line;
}
else
{
this.body += line;
if (textLength > 0)
{
this.body += '\n';
textLength--;
}
}
}
while (textLength > 0);
const textLength = parseInt(this.getLastToken(line), 10);
this.body = data.slice(this.pos, this.pos + textLength).toString();
const remainingBuffer = data.slice(this.pos + textLength).toString('ascii');
this.lineObj.lines = remainingBuffer.split('\n');
this.lineObj.lineNum = 0;
line = this.getLine();
if (line !== '}')
{
@@ -173,7 +157,9 @@ export class LLLindenText
private getLine(): string
{
return this.lineObj.lines[this.lineObj.lineNum++].trim().replace(/[\t ]+/g, ' ');
const line = this.lineObj.lines[this.lineObj.lineNum++];
this.pos += Buffer.byteLength(line) + 1;
return line.replace(/\r/, '').trim().replace(/[\t ]+/g, ' ');
}
}