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237 lines
8.3 KiB
PHP
237 lines
8.3 KiB
PHP
<?php
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namespace Zotlabs\Module;/** @file */
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use \library\parsedown\Parsedown as Parsedown;
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class Wiki extends \Zotlabs\Web\Controller {
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function init() {
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// Determine which channel's wikis to display to the observer
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$which = null;
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if(argc() > 1)
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$which = argv(1); // if the channel name is in the URL, use that
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if(! $which) { // if no channel name was provided, assume the current logged in channel
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if(local_channel()) {
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$channel = \App::get_channel();
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if($channel && $channel['channel_address'])
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$which = $channel['channel_address'];
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goaway(z_root().'/wiki/'.$which);
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}
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}
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if(! $which) {
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notice( t('You must be logged in to see this page.') . EOL );
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goaway('/login');
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}
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}
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function get() {
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require_once('include/wiki.php');
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require_once('include/acl_selectors.php');
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if(local_channel()) {
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$channel = \App::get_channel();
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}
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// TODO: check observer permissions
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//$ob = \App::get_observer();
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//$observer = get_observer_hash();
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// Obtain the default permission settings of the channel
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$channel_acl = array(
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'allow_cid' => $channel['channel_allow_cid'],
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'allow_gid' => $channel['channel_allow_gid'],
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'deny_cid' => $channel['channel_deny_cid'],
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'deny_gid' => $channel['channel_deny_gid']
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);
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// Initialize the ACL to the channel default permissions
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$x = array(
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'lockstate' => (($channel['channel_allow_cid'] || $channel['channel_allow_gid'] || $channel['channel_deny_cid'] || $channel['channel_deny_gid']) ? 'lock' : 'unlock'),
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'acl' => populate_acl($channel_acl),
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'bang' => ''
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);
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$resource_id = '';
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if(argc()>2) {
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// Check if wiki exists andr redirect if it does not
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$channel = get_channel_by_nick(argv(1));
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$w = wiki_exists_by_name($channel['channel_id'], argv(2));
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if(!$w['id']) {
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goaway('/'.argv(0).'/'.argv(1));
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} else {
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$resource_id = $w['resource_id'];
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}
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}
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if(argc()<3) {
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$wikiheader = t('Wiki Sandbox');
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$content = '# Wiki Sandbox\nContent you **edit** and **preview** here *will not be saved*.';
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$hide_editor = false;
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} elseif (argc()<4) {
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$wikiheader = rawurldecode(argv(2)); // show wiki name
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$content = '';
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$hide_editor = true;
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} elseif (argc()<5) {
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$wikiheader = rawurldecode(argv(2)) . ': ' . rawurldecode(argv(3)); // show wiki name and page
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$p = wiki_get_page_content(array('wiki_resource_id' => $resource_id, 'page' => argv(3)));
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if(!$p['success']) {
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logger('Error getting page content');
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$content = 'Error retrieving page content. Try again.';
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}
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$content = $p['content'];
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$hide_editor = false;
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}
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$o .= replace_macros(get_markup_template('wiki.tpl'),array(
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'$wikiheader' => $wikiheader,
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'$hideEditor' => $hide_editor,
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'$channel' => $channel['channel_address'],
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'$resource_id' => $resource_id,
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'$lockstate' => $x['lockstate'],
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'$acl' => $x['acl'],
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'$bang' => $x['bang'],
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'$content' => $content,
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'$wikiName' => array('wikiName', t('Enter the name of your new wiki:'), '', ''),
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'$pageName' => array('pageName', t('Enter the name of the new page:'), '', '')
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));
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head_add_js('library/ace/ace.js');
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return $o;
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}
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function post() {
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require_once('include/wiki.php');
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// Render mardown-formatted text in HTML
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if((argc() > 2) && (argv(2) === 'preview')) {
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$content = $_POST['content'];
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$parsedown = new Parsedown();
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$html = $parsedown->text($content);
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json_return_and_die(array('html' => $html, 'success' => true));
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}
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// Check if specified wiki exists and redirect if not
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if((argc() > 2)) {
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$wikiname = argv(2);
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// TODO: Check if specified wiki exists and redirect if not
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}
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// Create a new wiki
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if ((argc() > 3) && (argv(2) === 'create') && (argv(3) === 'wiki')) {
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$which = argv(1);
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// Determine if observer has permission to create wiki
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if (local_channel()) {
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$channel = \App::get_channel();
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} else {
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$channel = get_channel_by_nick($which);
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$observer_hash = get_observer_hash();
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// Figure out who the page owner is.
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$perms = get_all_perms(intval($channel['channel_id']), $observer_hash);
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// TODO: Create a new permission setting for wiki analogous to webpages. Until
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// then, use webpage permissions
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if (!$perms['write_pages']) {
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notice(t('Permission denied.') . EOL);
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goaway('/'.argv(0).'/'.argv(1).'/'.argv(2));
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}
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}
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$name = escape_tags(urlencode($_POST['wikiName'])); //Get new wiki name
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if($name === '') {
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notice('Error creating wiki. Invalid name.');
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goaway('/wiki');
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}
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// Get ACL for permissions
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$acl = new \Zotlabs\Access\AccessList($channel);
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$acl->set_from_array($_POST);
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$r = wiki_create_wiki($channel, $observer_hash, $name, $acl);
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if ($r['success']) {
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goaway('/wiki/'.$which.'/'.$name);
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} else {
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notice('Error creating wiki');
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goaway('/wiki');
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}
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}
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// Delete a wiki
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if ((argc() > 3) && (argv(2) === 'delete') && (argv(3) === 'wiki')) {
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$which = argv(1);
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// Determine if observer has permission to create wiki
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if (local_channel()) {
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$channel = \App::get_channel();
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} else {
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$channel = get_channel_by_nick($which);
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$observer_hash = get_observer_hash();
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// Figure out who the page owner is.
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$perms = get_all_perms(intval($channel['channel_id']), $observer_hash);
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// TODO: Create a new permission setting for wiki analogous to webpages. Until
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// then, use webpage permissions
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if (!$perms['write_pages']) {
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logger('Wiki delete permission denied.' . EOL);
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json_return_and_die(array('success' => false));
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}
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}
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$resource_id = $_POST['resource_id'];
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$deleted = wiki_delete_wiki($resource_id);
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if ($deleted['success']) {
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json_return_and_die(array('success' => true));
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} else {
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logger('Error deleting wiki: ' . $resource_id);
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json_return_and_die(array('success' => false));
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}
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}
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// Create a page
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if ((argc() === 4) && (argv(2) === 'create') && (argv(3) === 'page')) {
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$which = argv(1);
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$resource_id = $_POST['resource_id'];
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// Determine if observer has permission to create wiki
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if (local_channel()) {
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$channel = \App::get_channel();
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} else {
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$channel = get_channel_by_nick($which);
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$observer_hash = get_observer_hash();
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// Figure out who the page owner is.
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$perms = get_all_perms(intval($channel['channel_id']), $observer_hash);
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// TODO: Create a new permission setting for wiki analogous to webpages. Until
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// then, use webpage permissions
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if (!$perms['write_pages']) {
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logger('Wiki editing permission denied.' . EOL);
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json_return_and_die(array('success' => false));
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}
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$perms = wiki_get_permissions($resource_id, intval($channel['channel_id']), $observer_hash);
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if(!$perms['write']) {
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logger('Wiki write permission denied. Read only.' . EOL);
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json_return_and_die(array('success' => false));
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}
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}
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$name = escape_tags(urlencode($_POST['name'])); //Get new wiki name
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if($name === '') {
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json_return_and_die(array('message' => 'Error creating page. Invalid name.', 'success' => false));
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}
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$page = wiki_create_page($name . '.md', $resource_id);
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if ($page['success']) {
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json_return_and_die(array('url' => '/'.argv(0).'/'.argv(1).'/'.$page['wiki'].'/'.$name, 'success' => true));
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} else {
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logger('Error creating page');
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json_return_and_die(array('message' => 'Error creating page.', 'success' => false));
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}
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}
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// Fetch page list for a wiki
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if ((argc() === 5) && (argv(2) === 'get') && (argv(3) === 'page') && (argv(4) === 'list')) {
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$resource_id = $_POST['resource_id']; // resource_id for wiki in db
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$channel = get_channel_by_nick(argv(1));
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$observer_hash = get_observer_hash();
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$perms = wiki_get_permissions($resource_id, intval($channel['channel_id']), $observer_hash);
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if(!$perms['read']) {
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logger('Wiki read permission denied.' . EOL);
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json_return_and_die(array('pages' => null, 'message' => 'Permission denied.', 'success' => false));
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}
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$page_list_html = widget_wiki_pages(array(
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'resource_id' => $resource_id,
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'refresh' => true,
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'channel' => argv(1)));
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json_return_and_die(array('pages' => $page_list_html, 'message' => '', 'success' => true));
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}
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//notice('You must be authenticated.');
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json_return_and_die(array('message' => 'You must be authenticated.', 'success' => false));
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}
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}
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