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/* OEDlgEncrypt.c - OE encrypt dialog |
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* Copyright (C) 2001, 2002, 2003, 2006 Timo Schulz |
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* |
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* This file is part of GPGOE. |
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* |
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* GPGOE is free software; you can redistribute it and/or modify |
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* it under the terms of the GNU Lesser General Public License as published by |
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* the Free Software Foundation; either version 2.1 of the License, or |
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* (at your option) any later version. |
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* |
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* GPGOE is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU Lesser General Public License |
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* along with GPGOE; if not, write to the Free Software Foundation, |
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* Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA |
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*/ |
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|
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#ifdef HAVE_CONFIG_H |
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#include <config.h> |
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#endif |
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/* Declare Explorer version to 5.0 for extended listview capabilities. */ |
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#ifndef _WIN32_IE |
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#define _WIN32_IE 0x0500 |
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#endif |
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#include <windows.h> |
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#include <commctrl.h> |
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#include <assert.h> |
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#include "resource.h" |
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#include "gpgme.h" |
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#include "GPGOE.h" |
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|
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|
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void add_recipient (recip_list_t *rset, const char *addr, gpgme_key_t key); |
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|
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|
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/* Add a column to the given list view @ctl. */ |
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int |
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listview_add_column (HWND ctl, const char *fieldname, int width, int pos) |
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{ |
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LV_COLUMN lvc; |
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|
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memset (&lvc, 0, sizeof (lvc)); |
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lvc.mask = LVCF_TEXT | LVCF_WIDTH | LVCF_SUBITEM; |
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lvc.pszText = (char*)fieldname; |
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lvc.cx = width; |
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lvc.fmt = LVCFMT_LEFT; |
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lvc.iSubItem = pos; |
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if (ListView_InsertColumn (ctl, pos, &lvc) == -1) |
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return -1; |
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return 0; |
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} |
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|
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|
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|
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/* Return a human readable key information from @key. */ |
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const char* |
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get_key_info (gpgme_key_t key) |
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{ |
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static char buf[64]; |
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gpgme_subkey_t s; |
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|
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if (key->subkeys->can_encrypt) |
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s = key->subkeys; |
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else |
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s = key->subkeys->next; |
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|
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switch (s->pubkey_algo) { |
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case GPGME_PK_RSA: |
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sprintf (buf, "RSA/%d", s->length); |
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break; |
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case GPGME_PK_ELG_E: |
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sprintf (buf, "ELG/%d", s->length); |
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break; |
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|
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default: |
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strcpy (buf, "UNKNOWN/0"); |
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} |
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return buf; |
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} |
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|
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|
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/* Add the given key @key to the list view @ctl. */ |
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int |
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listview_add_key_item (HWND ctl, gpgme_key_t key) |
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{ |
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LVITEM lvi; |
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char *p; |
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|
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if (!key || key->can_encrypt == 0) |
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return 0; |
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if (key->disabled || key->expired || key->revoked) |
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return 0; |
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|
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p = utf8_to_native (key->uids->uid); |
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memset (&lvi, 0, sizeof(lvi)); |
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lvi.mask = LVIF_TEXT|LVIF_PARAM; |
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lvi.lParam = (LPARAM)key; |
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lvi.pszText = p; |
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if (ListView_InsertItem (ctl, &lvi) == -1) { |
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free (p); |
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return -1; |
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} |
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ListView_SetItemText (ctl, 0, 1, key->subkeys->keyid+8); |
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ListView_SetItemText (ctl, 0, 2, (char*)get_key_info (key)); |
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free_if_alloc (p); |
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return 0; |
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} |
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|
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|
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/* Return the stored LPARAM from the item at position @pos. */ |
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LPARAM |
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listview_get_item2 (HWND ctrl, int pos) |
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{ |
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LVITEM lvi; |
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|
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memset (&lvi, 0, sizeof lvi); |
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lvi.mask = LVIF_PARAM; |
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lvi.iItem = pos; |
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ListView_GetItem (ctrl, &lvi); |
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return lvi.lParam; |
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} |
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|
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|
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/* Load the keylist in the list view @ctl. */ |
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static int |
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keylist_load (HWND ctl) |
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{ |
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gpgme_ctx_t ctx; |
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gpgme_key_t key; |
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gpgme_error_t err; |
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int nkeys = 0; |
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|
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ListView_SetExtendedListViewStyle(ctl, LVS_EX_FULLROWSELECT); |
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ListView_SetExtendedListViewStyle(ctl, LVS_EX_CHECKBOXES); |
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listview_add_column (ctl, _("User ID"), 240, 0); |
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listview_add_column (ctl, _("Key ID"), 70, 1); |
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listview_add_column (ctl, _("Algorithm"), 70, 2); |
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|
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err = gpgme_new (&ctx); |
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if (err) |
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return 0; |
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err = gpgme_op_keylist_start (ctx, NULL, 0); |
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while (!err) { |
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err = gpgme_op_keylist_next (ctx, &key); |
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if (err) |
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break; |
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listview_add_key_item (ctl, key); |
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nkeys++; |
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} |
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gpgme_release (ctx); |
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return nkeys; |
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} |
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|
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|
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/* Dialog initialisation. */ |
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static void |
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on_init_dialog (HWND dlg, UINT msg, WPARAM wparam, LPARAM lparam) |
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{ |
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HWND lb; |
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recip_list_t t; |
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|
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lb = GetDlgItem (dlg, IDC_ENCRYPT_KEYLIST); |
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if (keylist_load (lb) == 0) { |
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MessageBox (dlg, _("No keys found in the keyring"), |
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_("GPG Plug-in Error"), MB_ICONERROR|MB_OK); |
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EndDialog (dlg, 0); |
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} |
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SetDlgItemText (dlg, IDOK, _("&OK")); |
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SetDlgItemText (dlg, IDCANCEL, _("&Cancel")); |
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SetDlgItemText (dlg, IDC_ENCRYPT_RECPMSG, _("Recipients which were NOT found")); |
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lb = GetDlgItem (dlg, IDC_ENCRYPT_INVLIST); |
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for (t=((plugin_ctx_t)lparam)->rset; t; t = t->next) { |
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if (t->key == NULL) |
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SendMessage (lb, LB_ADDSTRING, 0, (LPARAM)(LPCSTR)t->addr); |
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} |
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SetWindowText (dlg, _("Select Recipient for Encryption")); |
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SetForegroundWindow (dlg); |
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} |
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|
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|
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/* Dialog box procedure to select the recipients. */ |
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BOOL CALLBACK |
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encrypt_dlg_proc (HWND dlg, UINT msg, WPARAM wparam, LPARAM lparam) |
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{ |
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static plugin_ctx_t ctx; |
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HWND lb; |
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NMHDR *notify; |
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int i, ncount=0; |
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const char *email; |
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gpgme_key_t key; |
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|
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switch (msg) { |
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case WM_INITDIALOG: |
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ctx = (plugin_ctx_t)lparam; |
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assert (ctx); |
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on_init_dialog (dlg, msg, wparam, lparam); |
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center_window (dlg, ctx->main_wnd); |
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return TRUE; |
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|
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case WM_NOTIFY: |
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notify = (NMHDR *)lparam; |
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if (notify && notify->code == NM_DBLCLK |
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&& notify->idFrom == IDC_ENCRYPT_KEYLIST) |
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PostMessage (dlg, WM_COMMAND, MAKEWPARAM (IDOK, 0), 0); |
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return TRUE; |
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|
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case WM_SYSCOMMAND: |
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if (LOWORD (wparam) == SC_CLOSE) |
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EndDialog (dlg, 0); |
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return FALSE; |
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|
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case WM_COMMAND: |
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switch (LOWORD (wparam)) { |
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case IDOK: |
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lb = GetDlgItem (dlg, IDC_ENCRYPT_KEYLIST); |
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for (i = 0; i < ListView_GetItemCount (lb); i++) { |
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key = (gpgme_key_t)listview_get_item2 (lb, i); |
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if (key != NULL && ListView_GetCheckState (lb, i)) { |
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email = key->uids->email? key->uids->email : "none"; |
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add_recipient (&ctx->rset, email, key); |
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ncount++; |
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} |
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else |
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gpgme_key_release (key); |
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} |
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EndDialog (dlg, ncount); |
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return TRUE; |
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|
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case IDCANCEL: |
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lb = GetDlgItem (dlg, IDC_ENCRYPT_KEYLIST); |
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for (i=0; i < ListView_GetItemCount (lb); i++) { |
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key = (gpgme_key_t)listview_get_item2 (lb, i); |
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gpgme_key_release (key); |
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} |
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EndDialog (dlg, 0); |
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return FALSE; |
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} |
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break; |
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} |
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return FALSE; |
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} |
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