From 5e0f885f9d0f48f5644810278b184e1999f21c99 Mon Sep 17 00:00:00 2001
From: Sebastian Reichel <sre@ring0.de>
Date: Sat, 9 Feb 2013 20:21:04 +0100
Subject: implement gpg methods for the KtT Shop System

 * list_keys()
 * get_key()
---
 src/admin.vala | 35 +++++++++++++++++++++++++++++++----
 1 file changed, 31 insertions(+), 4 deletions(-)

diff --git a/src/admin.vala b/src/admin.vala
index 6ba0c0a..c37c761 100644
--- a/src/admin.vala
+++ b/src/admin.vala
@@ -101,6 +101,9 @@ public class PGPKeyArchive {
 		/* set home directory */
 		var info = gpg.get_engine_info();
 		gpg.set_engine_info(info.protocol, info.file_name, keyring);
+
+		/* enable ascii armor */
+		gpg.set_armor(true);
 	}
 
 	public void read() {
@@ -143,11 +146,35 @@ public class PGPKeyArchive {
 		}
 	}
 
-	/* TODO: implement method, which list all keys available in the gpg keyring */
+	public string[] list_keys() {
+		string[] result = {};
+		GPG.Key key;
+
+		gpg.op_keylist_start();
+
+		while(gpg.op_keylist_next(out key) == GPGError.ErrorCode.NO_ERROR) {
+			result += key.subkeys[0].fpr;
+		}
 
-	/* TODO: implement method, which gets a key by keyid from gpg keyring */
+		gpg.op_keylist_end();
 
-	/* TODO: implement method, which signs a message */
+		return result;
+	}
 
-	/* TODO: implement method, which signs & encrypts a message */
+	public string get_key(string fingerprint) {
+		GPG.Data keydata;
+		GPG.Data.create(out keydata);
+
+		if(gpg.op_export(fingerprint, 0, keydata) == GPGError.ErrorCode.NO_ERROR) {
+			long size = keydata.seek(0, Posix.FILE.SEEK_END);
+			keydata.seek(0, Posix.FILE.SEEK_SET);
+			stdout.printf("size: %ld\n", size);
+			uint8[] data = new uint8[size];
+			keydata.read(data);
+			return (string) data;
+		} else {
+			stdout.printf("error!\n");
+			return "";
+		}
+	}
 }
-- 
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