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FILES.BBS handling improvements - WIP

This commit is contained in:
Bryan Ashby 2018-12-17 15:56:09 -07:00
parent 2bca9c2977
commit 84ca97e936
2 changed files with 66 additions and 15 deletions
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1
WHATSNEW.md
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@ -24,6 +24,7 @@ This document attempts to track **major** changes and additions in ENiGMA½. For
* Handling of failed login attempts is now fully in. Disconnect clients, lock out accounts, ability to auto or unlock at (email-driven) password reset, etc. See `users.failedLogin` in `config.hjson`. * Handling of failed login attempts is now fully in. Disconnect clients, lock out accounts, ability to auto or unlock at (email-driven) password reset, etc. See `users.failedLogin` in `config.hjson`.
* NNTP support! See [NNTP docs](/docs/servers/nntp.md) for more information. * NNTP support! See [NNTP docs](/docs/servers/nntp.md) for more information.
* `oputil.js user rm` and `oputil.js user info` are in! See [oputil CLI](/docs/admin/oputil.md). * `oputil.js user rm` and `oputil.js user info` are in! See [oputil CLI](/docs/admin/oputil.md).
* Performing a file scan/import using `oputil.js fb scan` now recognizes various `FILES.BBS` formats.
## 0.0.8-alpha ## 0.0.8-alpha

80
core/files_bbs_file.js
View File

@ -47,17 +47,27 @@ module.exports = class FilesBBSFile {
// - https://github.com/NuSkooler/ansi-bbs/tree/master/ancient_formats/files_bbs // - https://github.com/NuSkooler/ansi-bbs/tree/master/ancient_formats/files_bbs
// //
const detectDecoder = () => { const detectDecoder = () => {
// helpers
const regExpTestUpTo = (n, re) => {
return lines
.slice(0, n)
.some(l => re.test(l));
};
// //
// Try to figure out which decoder to use // Try to figure out which decoder to use
// //
const decoders = [ const decoders = [
{ {
// I've been told this is what Syncrhonet uses // I've been told this is what Syncrhonet uses
tester : /^([^ ]{1,12})\s{1,11}([0-3][0-9]\/[0-3][0-9]\/[1789][0-9]) ([^\r\n]+)$/, lineRegExp : /^([^ ]{1,12})\s{1,11}([0-3][0-9]\/[0-3][0-9]\/[1789][0-9]) ([^\r\n]+)$/,
detect : function() {
return regExpTestUpTo(10, this.lineRegExp);
},
extract : function() { extract : function() {
for(let i = 0; i < lines.length; ++i) { for(let i = 0; i < lines.length; ++i) {
let line = lines[i]; let line = lines[i];
const hdr = line.match(this.tester); const hdr = line.match(this.lineRegExp);
if(!hdr) { if(!hdr) {
continue; continue;
} }
@ -81,16 +91,55 @@ module.exports = class FilesBBSFile {
{ {
// //
// Aminet Amiga CDROM, March 1994. Walnut Creek CDROM. // Examples:
// CP/M CDROM, Sep. 1994. Walnut Creek CDROM. // - Night Owl CD #7, 1992
// ...and many others. Basically: <8.3 filename> <description> //
lineRegExp : /^([^\s]{1,12})\s{2,14}\[0\]\s\s([^\r\n]+)$/,
detect : function() {
return regExpTestUpTo(10, this.lineRegExp);
},
extract : function() {
for(let i = 0; i < lines.length; ++i) {
let line = lines[i];
const hdr = line.match(this.lineRegExp);
if(!hdr) {
continue;
}
const long = [ hdr[2].trim() ];
for(let j = i + 1; j < lines.length; ++j) {
line = lines[j];
if(!line.startsWith(' | ')) {
break;
}
long.push(line.substr(33));
++i;
}
const desc = long.join('\r\n');
const fileName = hdr[1];
filesBbs.entries.set(fileName, { desc } );
}
}
},
{
//
// Examples:
// - Aminet Amiga CDROM, March 1994. Walnut Creek CDROM.
// - CP/M CDROM, Sep. 1994. Walnut Creek CDROM.
// - ...and many others.
//
// Basically: <8.3 filename> <description>
// //
// May contain headers, but we'll just skip 'em. // May contain headers, but we'll just skip 'em.
// //
tester : /^([^ ]{1,12})\s{1,11}([^\r\n]+)$/, lineRegExp : /^([^ ]{1,12})\s{1,11}([^\r\n]+)$/,
detect : function() {
return regExpTestUpTo(10, this.lineRegExp);
},
extract : function() { extract : function() {
lines.forEach(line => { lines.forEach(line => {
const hdr = line.match(this.tester); const hdr = line.match(this.lineRegExp);
if(!hdr) { if(!hdr) {
return; // forEach return; // forEach
} }
@ -106,8 +155,14 @@ module.exports = class FilesBBSFile {
}, },
{ {
// Found on AMINET CD's & similar //
tester : /^(.{1,22}) ([0-9]+)K ([^\r\n]+)$/, // Examples:
// - AMINET CD's & similar
//
lineRegExp : /^(.{1,22}) ([0-9]+)K ([^\r\n]+)$/,
detect : function() {
return regExpTestUpTo(10, this.lineRegExp);
},
extract : function() { extract : function() {
lines.forEach(line => { lines.forEach(line => {
const hdr = line.match(this.tester); const hdr = line.match(this.tester);
@ -131,12 +186,7 @@ module.exports = class FilesBBSFile {
}, },
]; ];
const decoder = decoders.find(d => { const decoder = decoders.find(d => d.detect());
return lines
.slice(0, 10) // 10 lines in should be enough to detect - skipping headers/etc.
.some(l => d.tester.test(l));
});
return decoder; return decoder;
}; };