359 lines
11 KiB
PHP
359 lines
11 KiB
PHP
<?php
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/**
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* @file src/Core/Acl.php
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*/
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namespace Friendica\Core;
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use Friendica\BaseObject;
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use Friendica\Content\Feature;
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use Friendica\Database\DBA;
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use Friendica\Model\Contact;
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use Friendica\Model\GContact;
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use Friendica\Util\Network;
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/**
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* Handle ACL management and display
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*
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* @author Hypolite Petovan <mrpetovan@gmail.com>
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*/
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class ACL extends BaseObject
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{
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/**
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* Returns a select input tag with all the contact of the local user
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*
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* @param string $selname Name attribute of the select input tag
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* @param string $selclass Class attribute of the select input tag
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* @param array $options Available options:
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* - size: length of the select box
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* - mutual_friends: Only used for the hook
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* - single: Only used for the hook
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* - exclude: Only used for the hook
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* @param array $preselected Contact ID that should be already selected
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* @return string
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*/
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public static function getSuggestContactSelectHTML($selname, $selclass, array $options = [], array $preselected = [])
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{
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$a = self::getApp();
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$networks = null;
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$size = defaults($options, 'size', 4);
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$mutual = !empty($options['mutual_friends']);
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$single = !empty($options['single']) && empty($options['multiple']);
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$exclude = defaults($options, 'exclude', false);
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switch (defaults($options, 'networks', Protocol::PHANTOM)) {
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case 'DFRN_ONLY':
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$networks = [NETWORK_DFRN];
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break;
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case 'PRIVATE':
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if (!empty($a->user['prvnets'])) {
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$networks = [NETWORK_DFRN, NETWORK_MAIL, NETWORK_DIASPORA];
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} else {
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$networks = [NETWORK_DFRN, NETWORK_FACEBOOK, NETWORK_MAIL, NETWORK_DIASPORA];
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}
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break;
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case 'TWO_WAY':
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if (!empty($a->user['prvnets'])) {
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$networks = [NETWORK_DFRN, NETWORK_MAIL, NETWORK_DIASPORA];
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} else {
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$networks = [NETWORK_DFRN, NETWORK_FACEBOOK, NETWORK_MAIL, NETWORK_DIASPORA, NETWORK_OSTATUS];
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}
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break;
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default: /// @TODO Maybe log this call?
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break;
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}
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$x = ['options' => $options, 'size' => $size, 'single' => $single, 'mutual' => $mutual, 'exclude' => $exclude, 'networks' => $networks];
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Addon::callHooks('contact_select_options', $x);
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$o = '';
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$sql_extra = '';
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if (!empty($x['mutual'])) {
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$sql_extra .= sprintf(" AND `rel` = %d ", intval(CONTACT_IS_FRIEND));
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}
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if (!empty($x['exclude'])) {
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$sql_extra .= sprintf(" AND `id` != %d ", intval($x['exclude']));
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}
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if (!empty($x['networks'])) {
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/// @TODO rewrite to foreach()
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array_walk($x['networks'], function (&$value) {
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$value = "'" . dbesc($value) . "'";
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});
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$str_nets = implode(',', $x['networks']);
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$sql_extra .= " AND `network` IN ( $str_nets ) ";
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}
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$tabindex = (!empty($options['tabindex']) ? 'tabindex="' . $options["tabindex"] . '"' : '');
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if (!empty($x['single'])) {
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$o .= "<select name=\"$selname\" id=\"$selclass\" class=\"$selclass\" size=\"" . $x['size'] . "\" $tabindex >\r\n";
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} else {
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$o .= "<select name=\"{$selname}[]\" id=\"$selclass\" class=\"$selclass\" multiple=\"multiple\" size=\"" . $x['size'] . "$\" $tabindex >\r\n";
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}
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$stmt = DBA::p("SELECT `id`, `name`, `url`, `network` FROM `contact`
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WHERE `uid` = ? AND NOT `self` AND NOT `blocked` AND NOT `pending` AND NOT `archive` AND `notify` != ''
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$sql_extra
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ORDER BY `name` ASC ", intval(local_user())
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);
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$contacts = DBA::toArray($stmt);
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$arr = ['contact' => $contacts, 'entry' => $o];
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// e.g. 'network_pre_contact_deny', 'profile_pre_contact_allow'
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Addon::callHooks($a->module . '_pre_' . $selname, $arr);
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if (DBA::isResult($contacts)) {
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foreach ($contacts as $contact) {
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if (in_array($contact['id'], $preselected)) {
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$selected = ' selected="selected" ';
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} else {
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$selected = '';
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}
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$trimmed = mb_substr($contact['name'], 0, 20);
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$o .= "<option value=\"{$contact['id']}\" $selected title=\"{$contact['name']}|{$contact['url']}\" >$trimmed</option>\r\n";
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}
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}
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$o .= '</select>' . PHP_EOL;
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Addon::callHooks($a->module . '_post_' . $selname, $o);
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return $o;
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}
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/**
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* Returns a select input tag with all the contact of the local user
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*
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* @param string $selname Name attribute of the select input tag
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* @param string $selclass Class attribute of the select input tag
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* @param array $preselected Contact IDs that should be already selected
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* @param int $size Length of the select box
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* @param int $tabindex Select input tag tabindex attribute
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* @return string
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*/
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public static function getMessageContactSelectHTML($selname, $selclass, array $preselected = [], $size = 4, $tabindex = null)
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{
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$a = self::getApp();
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$o = '';
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// When used for private messages, we limit correspondence to mutual DFRN/Friendica friends and the selector
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// to one recipient. By default our selector allows multiple selects amongst all contacts.
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$sql_extra = sprintf(" AND `rel` = %d ", intval(CONTACT_IS_FRIEND));
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$sql_extra .= sprintf(" AND `network` IN ('%s' , '%s') ", NETWORK_DFRN, NETWORK_DIASPORA);
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$tabindex_attr = !empty($tabindex) ? ' tabindex="' . intval($tabindex) . '"' : '';
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$hidepreselected = '';
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if ($preselected) {
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$sql_extra .= " AND `id` IN (" . implode(",", $preselected) . ")";
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$hidepreselected = ' style="display: none;"';
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}
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$o .= "<select name=\"$selname\" id=\"$selclass\" class=\"$selclass\" size=\"$size\"$tabindex_attr$hidepreselected>\r\n";
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$stmt = DBA::p("SELECT `id`, `name`, `url`, `network` FROM `contact`
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WHERE `uid` = ? AND NOT `self` AND NOT `blocked` AND NOT `pending` AND NOT `archive` AND `notify` != ''
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$sql_extra
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ORDER BY `name` ASC ", intval(local_user())
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);
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$contacts = DBA::toArray($stmt);
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$arr = ['contact' => $contacts, 'entry' => $o];
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// e.g. 'network_pre_contact_deny', 'profile_pre_contact_allow'
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Addon::callHooks($a->module . '_pre_' . $selname, $arr);
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$receiverlist = [];
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if (DBA::isResult($contacts)) {
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foreach ($contacts as $contact) {
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if (in_array($contact['id'], $preselected)) {
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$selected = ' selected="selected"';
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} else {
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$selected = '';
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}
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$trimmed = Protocol::formatMention($contact['url'], $contact['name']);
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$receiverlist[] = $trimmed;
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$o .= "<option value=\"{$contact['id']}\"$selected title=\"{$contact['name']}|{$contact['url']}\" >$trimmed</option>\r\n";
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}
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}
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$o .= '</select>' . PHP_EOL;
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if ($preselected) {
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$o .= implode(', ', $receiverlist);
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}
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Addon::callHooks($a->module . '_post_' . $selname, $o);
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return $o;
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}
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private static function fixACL(&$item)
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{
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$item = intval(str_replace(['<', '>'], ['', ''], $item));
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}
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/**
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* Return the default permission of the provided user array
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*
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* @param array $user
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* @return array Hash of contact id lists
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*/
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public static function getDefaultUserPermissions(array $user = null)
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{
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$matches = [];
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$acl_regex = '/<([0-9]+)>/i';
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preg_match_all($acl_regex, defaults($user, 'allow_cid', ''), $matches);
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$allow_cid = $matches[1];
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preg_match_all($acl_regex, defaults($user, 'allow_gid', ''), $matches);
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$allow_gid = $matches[1];
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preg_match_all($acl_regex, defaults($user, 'deny_cid', ''), $matches);
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$deny_cid = $matches[1];
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preg_match_all($acl_regex, defaults($user, 'deny_gid', ''), $matches);
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$deny_gid = $matches[1];
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// Reformats the ACL data so that it is accepted by the JS frontend
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array_walk($allow_cid, 'self::fixACL');
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array_walk($allow_gid, 'self::fixACL');
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array_walk($deny_cid, 'self::fixACL');
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array_walk($deny_gid, 'self::fixACL');
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Contact::pruneUnavailable($allow_cid);
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return [
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'allow_cid' => $allow_cid,
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'allow_gid' => $allow_gid,
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'deny_cid' => $deny_cid,
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'deny_gid' => $deny_gid,
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];
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}
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/**
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* Return the full jot ACL selector HTML
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*
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* @param array $user
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* @param bool $show_jotnets
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* @return string
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*/
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public static function getFullSelectorHTML(array $user = null, $show_jotnets = false)
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{
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if (empty($user['uid'])) {
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return '';
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}
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$perms = self::getDefaultUserPermissions($user);
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$jotnets = '';
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if ($show_jotnets) {
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$imap_disabled = !function_exists('imap_open') || Config::get('system', 'imap_disabled');
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$mail_enabled = false;
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$pubmail_enabled = false;
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if (!$imap_disabled) {
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$mailacct = DBA::selectFirst('mailacct', ['pubmail'], ['`uid` = ? AND `server` != ""', local_user()]);
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if (DBA::isResult($mailacct)) {
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$mail_enabled = true;
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$pubmail_enabled = !empty($mailacct['pubmail']);
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}
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}
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if (empty($user['hidewall'])) {
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if ($mail_enabled) {
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$selected = $pubmail_enabled ? ' checked="checked"' : '';
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$jotnets .= '<div class="profile-jot-net"><input type="checkbox" name="pubmail_enable"' . $selected . ' value="1" /> ' . L10n::t("Post to Email") . '</div>';
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}
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Addon::callHooks('jot_networks', $jotnets);
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} else {
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$jotnets .= L10n::t('Connectors disabled, since "%s" is enabled.',
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L10n::t('Hide your profile details from unknown viewers?'));
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}
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}
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$tpl = get_markup_template('acl_selector.tpl');
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$o = replace_macros($tpl, [
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'$showall' => L10n::t('Visible to everybody'),
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'$show' => L10n::t('show'),
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'$hide' => L10n::t('don\'t show'),
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'$allowcid' => json_encode($perms['allow_cid']),
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'$allowgid' => json_encode($perms['allow_gid']),
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'$denycid' => json_encode($perms['deny_cid']),
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'$denygid' => json_encode($perms['deny_gid']),
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'$networks' => $show_jotnets,
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'$emailcc' => L10n::t('CC: email addresses'),
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'$emtitle' => L10n::t('Example: bob@example.com, mary@example.com'),
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'$jotnets' => $jotnets,
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'$aclModalTitle' => L10n::t('Permissions'),
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'$aclModalDismiss' => L10n::t('Close'),
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'$features' => [
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'aclautomention' => Feature::isEnabled($user['uid'], 'aclautomention') ? 'true' : 'false'
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],
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]);
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return $o;
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}
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/**
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* Searching for global contacts for autocompletion
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*
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* @brief Searching for global contacts for autocompletion
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* @param string $search Name or part of a name or nick
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* @param string $mode Search mode (e.g. "community")
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* @return array with the search results
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*/
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public static function contactAutocomplete($search, $mode)
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{
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if ((Config::get('system', 'block_public')) && (!local_user()) && (!remote_user())) {
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return [];
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}
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// don't search if search term has less than 2 characters
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if (!$search || mb_strlen($search) < 2) {
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return [];
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}
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if (substr($search, 0, 1) === '@') {
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$search = substr($search, 1);
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}
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// check if searching in the local global contact table is enabled
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if (Config::get('system', 'poco_local_search')) {
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$return = GContact::searchByName($search, $mode);
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} else {
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$a = self::getApp();
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$p = $a->pager['page'] != 1 ? '&p=' . $a->pager['page'] : '';
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$response = Network::curl(get_server() . '/lsearch?f=' . $p . '&search=' . urlencode($search));
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if ($response['success']) {
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$lsearch = json_decode($response['body'], true);
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if (!empty($lsearch['results'])) {
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$return = $lsearch['results'];
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}
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}
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}
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return defaults($return, []);
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}
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}
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