Added pgp key list command

12 files changed, 210 insertions, 4 deletions

diff --git a/.travis.yml b/.travis.yml
index 534440d0..6efa5d82 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,7 +1,7 @@
 language: c
 install:
     - sudo apt-get update
-    - sudo apt-get -y install libssl-dev libexpat1-dev libncursesw5-dev libglib2.0-dev libnotify-dev libcurl3-dev libxss-dev libotr2-dev
+    - sudo apt-get -y install libssl-dev libexpat1-dev libncursesw5-dev libglib2.0-dev libnotify-dev libcurl3-dev libxss-dev libotr2-dev libgpgme11-dev
     - git clone git://github.com/strophe/libstrophe.git
     - cd libstrophe
     - mkdir m4
diff --git a/Makefile.am b/Makefile.am
index cd708a13..e14010a7 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -44,6 +44,7 @@ tests_sources = \
 	src/xmpp/xmpp.h src/xmpp/form.c \
 	src/ui/ui.h \
 	src/otr/otr.h \
+	src/pgp/gpg.h \
 	src/command/command.h src/command/command.c \
 	src/command/commands.h src/command/commands.c \
 	src/tools/parser.c \
@@ -63,6 +64,7 @@ tests_sources = \
 	src/server_events.c src/server_events.h \
 	tests/xmpp/stub_xmpp.c \
 	tests/ui/stub_ui.c \
+	tests/pgp/stub_gpg.c \
 	tests/log/stub_log.c \
 	tests/config/stub_accounts.c \
 	tests/helpers.c tests/helpers.h \
@@ -95,6 +97,9 @@ main_source = src/main.c
 
 git_include = src/gitversion.h
 
+pgp_sources = \
+	src/pgp/gpg.h src/pgp/gpg.c
+
 otr3_sources = \
 	src/otr/otrlib.h src/otr/otrlibv3.c src/otr/otr.h src/otr/otr.c
 
@@ -110,6 +115,10 @@ script_sources = bootstrap.sh configure-debug install-all.sh
 
 man_sources = docs/profanity.1
 
+if BUILD_PGP
+core_sources += $(pgp_sources)
+endif
+
 if BUILD_OTR
 tests_sources += $(otr_test_sources)
 if BUILD_OTR3
diff --git a/configure.ac b/configure.ac
index 0653ab68..96b0e3ba 100644
--- a/configure.ac
+++ b/configure.ac
@@ -42,6 +42,8 @@ AC_ARG_ENABLE([notifications],
     [AS_HELP_STRING([--enable-notifications], [enable desktop notifications])])
 AC_ARG_ENABLE([otr],
     [AS_HELP_STRING([--enable-otr], [enable otr encryption])])
+AC_ARG_ENABLE([pgp],
+    [AS_HELP_STRING([--enable-pgp], [enable pgp])])
 AC_ARG_WITH([libxml2],
     [AS_HELP_STRING([--with-libxml2], [link with libxml2 instead of expat])])
 AC_ARG_WITH([xscreensaver],
@@ -183,6 +185,17 @@ elif test "x$with_xscreensaver" = x; then
         [AC_MSG_NOTICE([libX11 not found, falling back to profanity auto-away])])
 fi
 
+AM_CONDITIONAL([BUILD_PGP], [false])
+if test "x$enable_pgp" = xyes; then
+    AC_CHECK_LIB([gpgme], [main],
+        [AM_CONDITIONAL([BUILD_PGP], [true]) LIBS="-lgpgme $LIBS" AC_DEFINE([HAVE_LIBGPGME], [1], [Have libgpgme])],
+        [AC_MSG_ERROR([libgpgme is required for profanity])])
+elif test "x$enable_pgp" = x; then
+    AC_CHECK_LIB([gpgme], [main],
+        [AM_CONDITIONAL([BUILD_PGP], [true]) LIBS="-lgpgme $LIBS" AC_DEFINE([HAVE_LIBGPGME], [1], [Have libgpgme])],
+        [AC_MSG_NOTICE([libgpgme not found, pgp support not included.])])
+fi
+
 AM_CONDITIONAL([BUILD_OTR], [false])
 AM_CONDITIONAL([BUILD_OTR3], [false])
 AM_CONDITIONAL([BUILD_OTR4], [false])
diff --git a/install-all.sh b/install-all.sh
index a054e166..fc704bbc 100755
--- a/install-all.sh
+++ b/install-all.sh
@@ -24,7 +24,7 @@ debian_prepare()
     echo
     echo Profanity installer... installing dependencies
     echo
-    sudo apt-get -y install git automake autoconf libssl-dev libexpat1-dev libncursesw5-dev libglib2.0-dev libnotify-dev libcurl3-dev libxss-dev libotr5-dev libreadline-dev libtool
+    sudo apt-get -y install git automake autoconf libssl-dev libexpat1-dev libncursesw5-dev libglib2.0-dev libnotify-dev libcurl3-dev libxss-dev libotr5-dev libreadline-dev libtool libgpgme11-dev
 
 }
 
diff --git a/src/command/command.c b/src/command/command.c
index e165254e..a8eb362b 100644
--- a/src/command/command.c
+++ b/src/command/command.c
@@ -848,6 +848,14 @@ static struct cmd_t command_defs[] =
           "Send chat state notifications during chat sessions.",
           NULL } } },
 
+    { "/pgp",
+        cmd_pgp, parse_args, 1, 1, NULL,
+        { "/pgp keys", "Open PGP.",
+        { "/pgp keys",
+          "---------",
+          "Open PGP.",
+          NULL } } },
+
     { "/otr",
         cmd_otr, parse_args, 1, 3, NULL,
         { "/otr command [args..]", "Off The Record encryption commands.",
@@ -1202,6 +1210,7 @@ static Autocomplete time_statusbar_ac;
 static Autocomplete resource_ac;
 static Autocomplete inpblock_ac;
 static Autocomplete receipts_ac;
+static Autocomplete pgp_ac;
 
 /*
  * Initialise command autocompleter and history
@@ -1563,6 +1572,9 @@ cmd_init(void)
     receipts_ac = autocomplete_new();
     autocomplete_add(receipts_ac, "send");
     autocomplete_add(receipts_ac, "request");
+
+    pgp_ac = autocomplete_new();
+    autocomplete_add(pgp_ac, "keys");
 }
 
 void
@@ -1621,6 +1633,7 @@ cmd_uninit(void)
     autocomplete_free(resource_ac);
     autocomplete_free(inpblock_ac);
     autocomplete_free(receipts_ac);
+    autocomplete_free(pgp_ac);
 }
 
 gboolean
@@ -1788,6 +1801,7 @@ cmd_reset_autocomplete()
     autocomplete_reset(resource_ac);
     autocomplete_reset(inpblock_ac);
     autocomplete_reset(receipts_ac);
+    autocomplete_reset(pgp_ac);
 
     if (ui_current_win_type() == WIN_CHAT) {
         ProfChatWin *chatwin = wins_get_current_chat();
@@ -1971,8 +1985,8 @@ _cmd_complete_parameters(const char * const input)
         }
     }
 
-    gchar *cmds[] = { "/help", "/prefs", "/disco", "/close", "/wins", "/subject", "/room" };
-    Autocomplete completers[] = { help_ac, prefs_ac, disco_ac, close_ac, wins_ac, subject_ac, room_ac };
+    gchar *cmds[] = { "/help", "/prefs", "/disco", "/close", "/wins", "/subject", "/room", "/pgp" };
+    Autocomplete completers[] = { help_ac, prefs_ac, disco_ac, close_ac, wins_ac, subject_ac, room_ac, pgp_ac };
 
     for (i = 0; i < ARRAY_SIZE(cmds); i++) {
         result = autocomplete_param_with_ac(input, cmds[i], completers[i], TRUE);
diff --git a/src/command/commands.c b/src/command/commands.c
index 86285a46..bc1e162b 100644
--- a/src/command/commands.c
+++ b/src/command/commands.c
@@ -56,6 +56,9 @@
 #ifdef HAVE_LIBOTR
 #include "otr/otr.h"
 #endif
+#ifdef HAVE_LIBGPGME
+#include "pgp/gpg.h"
+#endif
 #include "profanity.h"
 #include "tools/autocomplete.h"
 #include "tools/parser.h"
@@ -4064,6 +4067,31 @@ cmd_xa(gchar **args, struct cmd_help_t help)
 }
 
 gboolean
+cmd_pgp(gchar **args, struct cmd_help_t help)
+{
+#ifdef HAVE_LIBGPGME
+    if (g_strcmp0(args[0], "keys") == 0) {
+        GSList *keys = p_gpg_list_keys();
+        if (keys) {
+            while (keys) {
+                cons_debug("Key: %s", keys->data);
+                keys = g_slist_next(keys);
+            }
+        } else {
+            cons_debug("No keys found");
+        }
+        g_slist_free_full(keys, (GDestroyNotify)free);
+    }
+
+    return TRUE;
+#else
+    cons_show("This version of Profanity has not been built with PGP support enabled");
+    return TRUE;
+#endif
+
+}
+
+gboolean
 cmd_otr(gchar **args, struct cmd_help_t help)
 {
 #ifdef HAVE_LIBOTR
diff --git a/src/command/commands.h b/src/command/commands.h
index 7b7e7c93..9fe645e3 100644
--- a/src/command/commands.h
+++ b/src/command/commands.h
@@ -103,6 +103,7 @@ gboolean cmd_nick(gchar **args, struct cmd_help_t help);
 gboolean cmd_notify(gchar **args, struct cmd_help_t help);
 gboolean cmd_online(gchar **args, struct cmd_help_t help);
 gboolean cmd_otr(gchar **args, struct cmd_help_t help);
+gboolean cmd_pgp(gchar **args, struct cmd_help_t help);
 gboolean cmd_outtype(gchar **args, struct cmd_help_t help);
 gboolean cmd_prefs(gchar **args, struct cmd_help_t help);
 gboolean cmd_priority(gchar **args, struct cmd_help_t help);
diff --git a/src/main.c b/src/main.c
index 3bb7eeb6..ea8f0cea 100644
--- a/src/main.c
+++ b/src/main.c
@@ -121,6 +121,12 @@ main(int argc, char **argv)
         g_print("OTR support: Disabled\n");
 #endif
 
+#ifdef HAVE_LIBGPGME
+        g_print("PGP support: Enabled\n");
+#else
+        g_print("PGP support: Disabled\n");
+#endif
+
         return 0;
     }
 
diff --git a/src/pgp/gpg.c b/src/pgp/gpg.c
new file mode 100644
index 00000000..e27a0859
--- /dev/null
+++ b/src/pgp/gpg.c
@@ -0,0 +1,81 @@
+/*
+ * gpg.c
+ *
+ * Copyright (C) 2012 - 2015 James Booth <boothj5@gmail.com>
+ *
+ * This file is part of Profanity.
+ *
+ * Profanity is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * Profanity is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with Profanity.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ * In addition, as a special exception, the copyright holders give permission to
+ * link the code of portions of this program with the OpenSSL library under
+ * certain conditions as described in each individual source file, and
+ * distribute linked combinations including the two.
+ *
+ * You must obey the GNU General Public License in all respects for all of the
+ * code used other than OpenSSL. If you modify file(s) with this exception, you
+ * may extend this exception to your version of the file(s), but you are not
+ * obligated to do so. If you do not wish to do so, delete this exception
+ * statement from your version. If you delete this exception statement from all
+ * source files in the program, then also delete it here.
+ *
+ */
+
+#include <locale.h>
+#include <string.h>
+
+#include <gpgme.h>
+
+#include "log.h"
+
+void
+p_gpg_init(void)
+{
+	char *version = gpgme_check_version (NULL);
+    log_debug("GPG: Found gpgme version: %s",version);
+    gpgme_set_locale(NULL, LC_CTYPE, setlocale(LC_CTYPE, NULL));
+}
+
+GSList *
+p_gpg_list_keys(void)
+{
+    gpgme_error_t error;
+    gpgme_ctx_t ctx;
+    gpgme_key_t key;
+    GSList *result = NULL;
+
+    error = gpgme_new(&ctx);
+    if (error) {
+        log_error("GPG: Could not list keys: %s %s", gpgme_strsource(error), gpgme_strerror(error));
+        return NULL;
+    }
+
+    error = gpgme_op_keylist_start(ctx, NULL, 1);
+    if (error == GPG_ERR_NO_ERROR) {
+        while (!error) {
+            error = gpgme_op_keylist_next(ctx, &key);
+            if (error) {
+                break;
+            }
+            result = g_slist_append(result, strdup(key->uids->uid));
+            gpgme_key_release(key);
+        }
+    } else {
+        log_error("GPG: Could not list keys: %s %s", gpgme_strsource(error), gpgme_strerror(error));
+    }
+
+    gpgme_release(ctx);
+
+    return result;
+}
diff --git a/src/pgp/gpg.h b/src/pgp/gpg.h
new file mode 100644
index 00000000..3dc256dc
--- /dev/null
+++ b/src/pgp/gpg.h
@@ -0,0 +1,41 @@
+/*
+ * gpg.h
+ *
+ * Copyright (C) 2012 - 2015 James Booth <boothj5@gmail.com>
+ *
+ * This file is part of Profanity.
+ *
+ * Profanity is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * Profanity is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with Profanity.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ * In addition, as a special exception, the copyright holders give permission to
+ * link the code of portions of this program with the OpenSSL library under
+ * certain conditions as described in each individual source file, and
+ * distribute linked combinations including the two.
+ *
+ * You must obey the GNU General Public License in all respects for all of the
+ * code used other than OpenSSL. If you modify file(s) with this exception, you
+ * may extend this exception to your version of the file(s), but you are not
+ * obligated to do so. If you do not wish to do so, delete this exception
+ * statement from your version. If you delete this exception statement from all
+ * source files in the program, then also delete it here.
+ *
+ */
+
+#ifndef GPG_H
+#define GPG_H
+
+void p_gpg_init(void);
+GSList* p_gpg_list_keys(void);
+
+#endif
diff --git a/src/profanity.c b/src/profanity.c
index 6a2966dd..e54aa7a2 100644
--- a/src/profanity.c
+++ b/src/profanity.c
@@ -59,6 +59,9 @@
 #ifdef HAVE_LIBOTR
 #include "otr/otr.h"
 #endif
+#ifdef HAVE_LIBGPGME
+#include "pgp/gpg.h"
+#endif
 #include "resource.h"
 #include "xmpp/xmpp.h"
 #include "ui/ui.h"
@@ -241,6 +244,9 @@ _init(const int disable_tls, char *log_level)
 #ifdef HAVE_LIBOTR
     otr_init();
 #endif
+#ifdef HAVE_LIBGPGME
+    p_gpg_init();
+#endif
     atexit(_shutdown);
     ui_input_nonblocking(TRUE);
 }
diff --git a/tests/pgp/stub_gpg.c b/tests/pgp/stub_gpg.c
new file mode 100644
index 00000000..4ee03129
--- /dev/null
+++ b/tests/pgp/stub_gpg.c
@@ -0,0 +1,7 @@
+#include <glib.h>
+
+void p_gpg_init(void) {}
+GSList* p_gpg_list_keys(void)
+{
+    return NULL;
+}