forked from friendica/friendica-addons
92 lines
3.7 KiB
PHP
92 lines
3.7 KiB
PHP
<?php
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/**
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* Name: Secure Mail
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* Description: Send notification mail encrypted with user-defined public GPG key
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* Version: 1.0
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* Author: Fabio Comuni <http://kirgroup.com/profile/fabrixxm>
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*/
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require_once 'php-gpg/libs/GPG.php';
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function securemail_install() {
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register_hook('plugin_settings', 'addon/securemail/securemail.php', 'securemail_settings');
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register_hook('plugin_settings_post', 'addon/securemail/securemail.php', 'securemail_settings_post');
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register_hook('emailer_send_prepare', 'addon/securemail/securemail.php', 'securemail_emailer_send_prepare');
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logger("installed securemail");
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}
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function securemail_uninstall() {
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unregister_hook('plugin_settings', 'addon/securemail/securemail.php', 'securemail_settings');
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unregister_hook('plugin_settings_post', 'addon/securemail/securemail.php', 'securemail_settings_post');
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unregister_hook('emailer_send_prepare', 'addon/securemail/securemail.php', 'securemail_emailer_send_prepare');
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logger("removed securemail");
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}
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function securemail_settings(&$a,&$s){
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if(! local_user())
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return;
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$enable_checked = (intval(get_pconfig(local_user(),'securemail','enable')) ? ' checked="checked"' : '');
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$publickey = get_pconfig(local_user(),'securemail','pkey');
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# all of this should be in a template...
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$s .= '<span id="settings_securemail_inflated" class="settings-block fakelink" style="display: block;" onclick="openClose(\'settings_securemail_expanded\'); openClose(\'settings_securemail_inflated\');">';
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$s .= '<h3>' . t('"Secure Mail" Settings').'</h3>';
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$s .= '</span>';
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$s .= '<div id="settings_securemail_expanded" class="settings-block" style="display: none;">';
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$s .= '<span class="fakelink" onclick="openClose(\'settings_securemail_expanded\'); openClose(\'settings_securemail_inflated\');">';
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$s .= '<h3>' . t('"Secure Mail" Settings').'</h3>';
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$s .= '</span>';
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$s .= '<div id="securemail-wrapper">';
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$s .= '<input id="securemail-enable" type="checkbox" name="securemail-enable" value="1"'.$enable_checked.' />';
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$s .= '<label id="securemail-enable-label" for="securemail-enable">'.t('Enable Secure Mail').'</label>';
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$s .= '<div class="clear"></div>';
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$s .= '<label id="securemail-label" for="securemail-pkey">'.t('Public key').' </label>';
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$s .= '<textarea id="securemail-pkey" name="securemail-pkey">'.$publickey.'</textarea>';
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$s .= '</div><div class="clear"></div>';
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$s .= '<div class="settings-submit-wrapper" ><input type="submit" id="securemail-submit" name="securemail-submit" class="settings-submit" value="' . t('Save Settings') . '" /></div>';
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$s .= '</div>';
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return;
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}
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function securemail_settings_post(&$a, &$b){
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if(! local_user())
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return;
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if($_POST['securemail-submit']) {
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set_pconfig(local_user(),'securemail','pkey',trim($_POST['securemail-pkey']));
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$enable = ((x($_POST,'securemail-enable')) ? 1 : 0);
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set_pconfig(local_user(),'securemail','enable', $enable);
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info( t('Secure Mail Settings saved.') . EOL);
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}
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}
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function securemail_emailer_send_prepare(&$a, &$b) {
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if (!x($b,'uid')) return;
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$uid = $b['uid'];
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$enable_checked = get_pconfig($uid,'securemail','enable');
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if (!$enable_checked) return;
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$public_key_ascii = get_pconfig($uid,'securemail','pkey');
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$gpg = new GPG();
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# create an instance of a GPG public key object based on ASCII key
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$pub_key = new GPG_Public_Key($public_key_ascii);
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# using the key, encrypt your plain text using the public key
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$txt_encrypted = $gpg->encrypt($pub_key,$b['textVersion']);
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#$html_encrypted = $gpg->encrypt($pub_key,$b['htmlVersion']);
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$b['textVersion'] = $txt_encrypted;
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$b['htmlVersion'] = null;
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}
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