You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
107 lines
2.2 KiB
107 lines
2.2 KiB
/*******************************
|
|
Summarize Docs
|
|
*******************************/
|
|
|
|
var
|
|
// node dependencies
|
|
console = require('better-console'),
|
|
fs = require('fs'),
|
|
YAML = require('yamljs')
|
|
;
|
|
|
|
var data = {};
|
|
|
|
/**
|
|
* Test for prefix in string.
|
|
* @param {string} str
|
|
* @param {string} prefix
|
|
* @return {boolean}
|
|
*/
|
|
function startsWith(str, prefix) {
|
|
return str.indexOf(prefix) === 0;
|
|
};
|
|
|
|
/**
|
|
* Parses a file for metadata and stores result in data object.
|
|
* @param {File} file - object provided by map-stream.
|
|
* @param {function(?,File)} - callback provided by map-stream to
|
|
* reply when done.
|
|
*/
|
|
function parseFile(file, cb) {
|
|
|
|
if (file.isNull())
|
|
return cb(null, file); // pass along
|
|
if (file.isStream())
|
|
return cb(new Error("Streaming not supported"));
|
|
|
|
try {
|
|
|
|
var
|
|
/** @type {string} */
|
|
text = String(file.contents.toString('utf8')),
|
|
lines = text.split('\n');
|
|
|
|
if (!lines)
|
|
return;
|
|
|
|
var filename = file.path;
|
|
filename = filename.substring(0, filename.length - 4);
|
|
var key = 'server/documents';
|
|
var position = filename.indexOf(key);
|
|
if (position < 0)
|
|
return cb(null, file);
|
|
filename = filename.substring(position + key.length + 1, filename.length);
|
|
|
|
//console.log('Parsing ' + filename);
|
|
|
|
var n = lines.length,
|
|
active = false,
|
|
yaml = [],
|
|
line
|
|
;
|
|
|
|
var line;
|
|
for (var i = 0; i < n; i++) {
|
|
line = lines[i];
|
|
|
|
// Wait for metadata block to begin
|
|
if (!active) {
|
|
if (startsWith(line, '---'))
|
|
active = true;
|
|
continue;
|
|
}
|
|
|
|
|
|
// End of metadata block, stop parsing.
|
|
if (startsWith(line, '---'))
|
|
break;
|
|
|
|
yaml.push(line);
|
|
}
|
|
|
|
// Parse yaml.
|
|
var meta = YAML.parse(yaml.join('\n'));
|
|
meta.category = meta.type;
|
|
meta.filename = filename;
|
|
meta._title = meta.title; // preserve original, just in case
|
|
meta.title = meta.type + ': ' + meta.title;
|
|
// Primary key will by filepath
|
|
data[filename] = meta;
|
|
|
|
//console.log("Parsed " + filename + ": " + JSON.stringify(meta));
|
|
|
|
} catch(e) {
|
|
console.log(e);
|
|
}
|
|
|
|
cb(null,file);
|
|
|
|
}
|
|
|
|
/**
|
|
* Export function expected by map-stream.
|
|
*/
|
|
module.exports = {
|
|
result: data,
|
|
parser: parseFile
|
|
};
|