1 files changed, 61 insertions, 0 deletions
diff --git a/node_modules/node-wifi/src/macOS/current-connections/parser.js b/node_modules/node-wifi/src/macOS/current-connections/parser.js
new file mode 100644
index 0000000..c48abdf
--- /dev/null
+++ b/node_modules/node-wifi/src/macOS/current-connections/parser.js
@@ -0,0 +1,61 @@
+const { percentageFromDB } = require('../../utils/percentage-db');
+const frequencyFromChannel = require('../../utils/frequency-from-channel');
+
+const agrCtlRSSIRegex = /[ ]*agrCtlRSSI: (.*)/;
+const BSSIDRegex = /[ ]*BSSID: ([0-9A-Fa-f:]*)/;
+const SSIDRegex = /[ ]*SSID: (.*)/;
+const securityRegex = /[ ]*link auth: (.*)/;
+const channelRegex = /[ ]*channel: (.*)/;
+
+const formatMacAddress = mac =>
+  mac
+    .split(':')
+    .map(part => (part.length === 1 ? `0${part}` : part))
+    .join(':');
+
+const parse = stdout => {
+  const lines = stdout.split('\n');
+
+  const connections = [];
+  let connection = {};
+  lines.forEach(line => {
+    const matchAgrCtlRSSI = line.match(agrCtlRSSIRegex);
+    if (matchAgrCtlRSSI) {
+      connection.signal_level = parseInt(matchAgrCtlRSSI[1]);
+      connection.quality = percentageFromDB(connection.signal_level);
+      return;
+    }
+
+    const matchBSSID = line.match(BSSIDRegex);
+    if (matchBSSID) {
+      connection.bssid = formatMacAddress(matchBSSID[1]);
+      connection.mac = connection.bssid; // for retrocompatibility
+      return;
+    }
+
+    const matchSSID = line.match(SSIDRegex);
+    if (matchSSID) {
+      connection.ssid = matchSSID[1];
+      return;
+    }
+
+    const matchSecurity = line.match(securityRegex);
+    if (matchSecurity) {
+      connection.security = matchSecurity[1];
+      connection.security_flags = [];
+      return;
+    }
+
+    const matchChannel = line.match(channelRegex);
+    if (matchChannel) {
+      connection.channel = matchChannel[1];
+      connection.frequency = frequencyFromChannel(connection.channel);
+      connections.push(connection);
+      connection = {};
+    }
+  });
+
+  return connections;
+};
+
+module.exports = parse;