547 lines
21 KiB
PHP
547 lines
21 KiB
PHP
<?php /** @file */
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namespace Zotlabs\Module;
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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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$nick = null;
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if (argc() > 1)
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$nick = argv(1); // if the channel name is in the URL, use that
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if (!$nick && local_channel()) { // if no channel name was provided, assume the current logged in channel
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$channel = \App::get_channel();
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if ($channel && $channel['channel_address']) {
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$nick = $channel['channel_address'];
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goaway(z_root() . '/wiki/' . $nick);
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}
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}
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if (!$nick) {
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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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profile_load($nick);
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}
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function get() {
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if(observer_prohibited(true)) {
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return login();
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}
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if(! feature_enabled(\App::$profile_uid,'wiki')) {
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notice( t('Not found') . EOL);
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return;
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}
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$tab = 'wiki';
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require_once('include/wiki.php');
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require_once('include/acl_selectors.php');
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require_once('include/conversation.php');
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// TODO: Combine the interface configuration into a unified object
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// Something like $interface = array('new_page_button' => false, 'new_wiki_button' => false, ...)
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$wiki_owner = false;
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$showNewWikiButton = false;
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$showCommitMsg = false;
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$hidePageHistory = false;
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$pageHistory = array();
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$local_observer = null;
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$resource_id = '';
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// init() should have forced the URL to redirect to /wiki/channel so assume argc() > 1
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$nick = argv(1);
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$channel = get_channel_by_nick($nick); // The channel who owns the wikis being viewed
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if(! $channel) {
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notice('Invalid channel' . EOL);
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goaway('/' . argv(0));
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}
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// Determine if the observer is the channel owner so the ACL dialog can be populated
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if (local_channel() === intval($channel['channel_id'])) {
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$local_observer = \App::get_channel();
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$wiki_owner = true;
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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' => $local_observer['channel_allow_cid'],
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'allow_gid' => $local_observer['channel_allow_gid'],
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'deny_cid' => $local_observer['channel_deny_cid'],
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'deny_gid' => $local_observer['channel_deny_gid']
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);
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// Initialize the ACL to the channel default permissions
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$x = array(
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'lockstate' => (( $local_observer['channel_allow_cid'] ||
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$local_observer['channel_allow_gid'] ||
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$local_observer['channel_deny_cid'] ||
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$local_observer['channel_deny_gid'])
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? 'lock' : 'unlock'
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),
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'acl' => populate_acl($channel_acl),
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'allow_cid' => acl2json($channel_acl['allow_cid']),
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'allow_gid' => acl2json($channel_acl['allow_gid']),
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'deny_cid' => acl2json($channel_acl['deny_cid']),
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'deny_gid' => acl2json($channel_acl['deny_gid']),
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'bang' => ''
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);
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} else {
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// Not the channel owner
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$channel_acl = $x = array();
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}
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switch (argc()) {
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case 2:
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// Configure page template
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$wikiheaderName = t('Wiki');
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$wikiheaderPage = t('Sandbox');
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require_once('library/markdown.php');
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$content = t('"# Wiki Sandbox\n\nContent you **edit** and **preview** here *will not be saved*."');
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$renderedContent = Markdown(json_decode($content));
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$hide_editor = false;
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$showPageControls = false;
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$showNewWikiButton = $wiki_owner;
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$showNewPageButton = false;
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$hidePageHistory = true;
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$showCommitMsg = false;
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break;
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case 3:
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// /wiki/channel/wiki -> No page was specified, so redirect to Home.md
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$wikiUrlName = urlencode(argv(2));
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goaway('/'.argv(0).'/'.argv(1).'/'.$wikiUrlName.'/Home');
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case 4:
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// GET /wiki/channel/wiki/page
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// Fetch the wiki info and determine observer permissions
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$wikiUrlName = urlencode(argv(2));
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$pageUrlName = urlencode(argv(3));
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$w = wiki_exists_by_name($channel['channel_id'], $wikiUrlName);
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if(!$w['resource_id']) {
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notice('Wiki not found' . EOL);
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goaway('/'.argv(0).'/'.argv(1));
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}
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$resource_id = $w['resource_id'];
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if (!$wiki_owner) {
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// Check for observer permissions
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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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notice('Permission denied.' . EOL);
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goaway('/'.argv(0).'/'.argv(1));
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}
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if($perms['write']) {
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$wiki_editor = true;
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} else {
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$wiki_editor = false;
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}
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} else {
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$wiki_editor = true;
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}
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$wikiheaderName = urldecode($wikiUrlName);
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$wikiheaderPage = urldecode($pageUrlName);
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$p = wiki_get_page_content(array('resource_id' => $resource_id, 'pageUrlName' => $pageUrlName));
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if(!$p['success']) {
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notice('Error retrieving page content' . EOL);
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goaway('/'.argv(0).'/'.argv(1).'/'.$wikiUrlName);
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}
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$content = ($p['content'] !== '' ? htmlspecialchars_decode($p['content'],ENT_COMPAT) : '"# New page\n"');
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// Render the Markdown-formatted page content in HTML
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require_once('library/markdown.php');
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$html = wiki_generate_toc(purify_html(Markdown(wiki_bbcode(json_decode($content)))));
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$renderedContent = wiki_convert_links($html,argv(0).'/'.argv(1).'/'.$wikiUrlName);
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$hide_editor = false;
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$showPageControls = $wiki_editor;
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$showNewWikiButton = $wiki_owner;
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$showNewPageButton = $wiki_editor;
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$hidePageHistory = false;
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$showCommitMsg = true;
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$pageHistory = wiki_page_history(array('resource_id' => $resource_id, 'pageUrlName' => $pageUrlName));
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break;
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default: // Strip the extraneous URL components
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goaway('/'.argv(0).'/'.argv(1).'/'.$wikiUrlName.'/'.$pageUrlName);
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}
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$wikiModalID = random_string(3);
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$wikiModal = replace_macros(
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get_markup_template('generic_modal.tpl'), array(
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'$id' => $wikiModalID,
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'$title' => t('Revision Comparison'),
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'$ok' => t('Revert'),
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'$cancel' => t('Cancel')
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)
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);
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$is_owner = ((local_channel()) && (local_channel() == \App::$profile['profile_uid']) ? true : false);
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$o .= profile_tabs($a, $is_owner, \App::$profile['channel_address']);
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$o .= replace_macros(get_markup_template('wiki.tpl'),array(
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'$wikiheaderName' => $wikiheaderName,
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'$wikiheaderPage' => $wikiheaderPage,
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'$hideEditor' => $hide_editor,
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'$showPageControls' => $showPageControls,
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'$showNewWikiButton'=> $showNewWikiButton,
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'$showNewPageButton'=> $showNewPageButton,
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'$hidePageHistory' => $hidePageHistory,
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'$showCommitMsg' => $showCommitMsg,
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'$channel' => $channel['channel_address'],
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'$resource_id' => $resource_id,
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'$page' => $pageUrlName,
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'$lockstate' => $x['lockstate'],
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'$acl' => $x['acl'],
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'$allow_cid' => $x['allow_cid'],
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'$allow_gid' => $x['allow_gid'],
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'$deny_cid' => $x['deny_cid'],
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'$deny_gid' => $x['deny_gid'],
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'$bang' => $x['bang'],
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'$content' => $content,
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'$renderedContent' => $renderedContent,
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'$wikiName' => array('wikiName', t('Enter the name of your new wiki:'), '', ''),
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'$pageName' => array('pageName', t('Enter the name of the new page:'), '', ''),
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'$pageRename' => array('pageRename', t('Enter the new name:'), '', ''),
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'$commitMsg' => array('commitMsg', '', '', '', '', 'placeholder="(optional) Enter a custom message when saving the page..."'),
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'$pageHistory' => $pageHistory['history'],
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'$wikiModal' => $wikiModal,
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'$wikiModalID' => $wikiModalID,
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'$commit' => 'HEAD',
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'$embedPhotos' => t('Embed image from photo albums'),
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'$embedPhotosModalTitle' => t('Embed an image from your albums'),
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'$embedPhotosModalCancel' => t('Cancel'),
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'$embedPhotosModalOK' => t('OK'),
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'$modalchooseimages' => t('Choose images to embed'),
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'$modalchoosealbum' => t('Choose an album'),
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'$modaldiffalbum' => t('Choose a different album...'),
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'$modalerrorlist' => t('Error getting album list'),
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'$modalerrorlink' => t('Error getting photo link'),
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'$modalerroralbum' => t('Error getting album'),
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));
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head_add_js('library/ace/ace.js'); // Ace Code Editor
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return $o;
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}
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function post() {
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require_once('include/wiki.php');
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// /wiki/channel/preview
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// Render mardown-formatted text in HTML for preview
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if((argc() > 2) && (argv(2) === 'preview')) {
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$content = $_POST['content'];
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$resource_id = $_POST['resource_id'];
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require_once('library/markdown.php');
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$content = wiki_bbcode($content);
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$html = wiki_generate_toc(purify_html(Markdown($content)));
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$w = wiki_get_wiki($resource_id);
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$wikiURL = argv(0).'/'.argv(1).'/'.$w['urlName'];
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$html = wiki_convert_links($html,$wikiURL);
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json_return_and_die(array('html' => $html, 'success' => true));
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}
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// Create a new wiki
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// /wiki/channel/create/wiki
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if ((argc() > 3) && (argv(2) === 'create') && (argv(3) === 'wiki')) {
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$nick = argv(1);
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$channel = get_channel_by_nick($nick);
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// Determine if observer has permission to create wiki
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$observer_hash = get_observer_hash();
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// Only the channel owner can create a wiki, at least until we create a
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// more detail permissions framework
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if (local_channel() !== intval($channel['channel_id'])) {
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goaway('/'.argv(0).'/'.$nick.'/');
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}
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$wiki = array();
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// Generate new wiki info from input name
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$wiki['postVisible'] = ((intval($_POST['postVisible']) === 0) ? 0 : 1);
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$wiki['rawName'] = $_POST['wikiName'];
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$wiki['htmlName'] = escape_tags($_POST['wikiName']);
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$wiki['urlName'] = urlencode($_POST['wikiName']);
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if($wiki['urlName'] === '') {
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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, $wiki, $acl);
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if ($r['success']) {
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$homePage = wiki_create_page('Home', $r['item']['resource_id']);
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if(!$homePage['success']) {
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notice('Wiki created, but error creating Home page.');
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goaway('/wiki/'.$nick.'/'.$wiki['urlName']);
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}
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goaway('/wiki/'.$nick.'/'.$wiki['urlName'].'/'.$homePage['page']['urlName']);
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} else {
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notice('Error creating wiki');
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goaway('/wiki');
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}
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}
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// Delete a wiki
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if ((argc() > 3) && (argv(2) === 'delete') && (argv(3) === 'wiki')) {
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$nick = argv(1);
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$channel = get_channel_by_nick($nick);
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// Only the channel owner can delete a wiki, at least until we create a
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// more detail permissions framework
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if (local_channel() !== intval($channel['channel_id'])) {
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logger('Wiki delete permission denied.' . EOL);
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json_return_and_die(array('message' => 'Wiki delete permission denied.', 'success' => false));
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}
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$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('message' => '', 'success' => true));
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} else {
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logger('Error deleting wiki: ' . $resource_id);
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json_return_and_die(array('message' => 'Error deleting wiki', 'success' => false));
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}
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}
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// Create a page
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if ((argc() === 4) && (argv(2) === 'create') && (argv(3) === 'page')) {
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$nick = argv(1);
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$resource_id = $_POST['resource_id'];
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// Determine if observer has permission to create a page
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$channel = get_channel_by_nick($nick);
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if (local_channel() !== intval($channel['channel_id'])) {
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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['write']) {
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logger('Wiki write 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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$name = $_POST['name']; //Get new page name
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if(urlencode(escape_tags($_POST['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, $resource_id);
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if ($page['success']) {
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json_return_and_die(array('url' => '/'.argv(0).'/'.argv(1).'/'.$page['wiki']['urlName'].'/'.urlencode($page['page']['urlName']), '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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$observer_hash = get_observer_hash();
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if (local_channel() !== intval($channel['channel_id'])) {
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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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}
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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' => $page_list_html, 'message' => '', 'success' => true));
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}
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// Save a page
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if ((argc() === 4) && (argv(2) === 'save') && (argv(3) === 'page')) {
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$resource_id = $_POST['resource_id'];
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$pageUrlName = $_POST['name'];
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$pageHtmlName = escape_tags($_POST['name']);
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$content = $_POST['content']; //Get new content
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$commitMsg = $_POST['commitMsg'];
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if ($commitMsg === '') {
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$commitMsg = 'Updated ' . $pageHtmlName;
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}
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$nick = argv(1);
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$channel = get_channel_by_nick($nick);
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// Determine if observer has permission to save content
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if (local_channel() !== intval($channel['channel_id'])) {
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$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['write']) {
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logger('Wiki write 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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$saved = wiki_save_page(array('resource_id' => $resource_id, 'pageUrlName' => $pageUrlName, 'content' => $content));
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if($saved['success']) {
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$ob = \App::get_observer();
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$commit = wiki_git_commit(array(
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'commit_msg' => $commitMsg,
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'resource_id' => $resource_id,
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'observer' => $ob,
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'files' => array($pageUrlName.'.md')
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));
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if($commit['success']) {
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json_return_and_die(array('message' => 'Wiki git repo commit made', 'success' => true));
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} else {
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json_return_and_die(array('message' => 'Error making git commit','success' => false));
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}
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} else {
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json_return_and_die(array('message' => 'Error saving page', 'success' => false));
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}
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}
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// Update page history
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// /wiki/channel/history/page
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if ((argc() === 4) && (argv(2) === 'history') && (argv(3) === 'page')) {
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$resource_id = $_POST['resource_id'];
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$pageUrlName = $_POST['name'];
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$nick = argv(1);
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$channel = get_channel_by_nick($nick);
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// Determine if observer has permission to read content
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if (local_channel() !== intval($channel['channel_id'])) {
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$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('historyHTML' => '', 'message' => 'Permission denied.', 'success' => false));
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}
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}
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$historyHTML = widget_wiki_page_history(array(
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'resource_id' => $resource_id,
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'pageUrlName' => $pageUrlName
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));
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json_return_and_die(array('historyHTML' => $historyHTML, 'message' => '', 'success' => true));
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}
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// Delete a page
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if ((argc() === 4) && (argv(2) === 'delete') && (argv(3) === 'page')) {
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$resource_id = $_POST['resource_id'];
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$pageUrlName = $_POST['name'];
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if ($pageUrlName === 'Home') {
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json_return_and_die(array('message' => 'Cannot delete Home','success' => false));
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}
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// Determine if observer has permission to delete pages
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$nick = argv(1);
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$channel = get_channel_by_nick($nick);
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if (local_channel() !== intval($channel['channel_id'])) {
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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['write']) {
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logger('Wiki write 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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$deleted = wiki_delete_page(array('resource_id' => $resource_id, 'pageUrlName' => $pageUrlName));
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if($deleted['success']) {
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$ob = \App::get_observer();
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$commit = wiki_git_commit(array(
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'commit_msg' => 'Deleted ' . $pageUrlName,
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'resource_id' => $resource_id,
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'observer' => $ob,
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'files' => null
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));
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if($commit['success']) {
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|
json_return_and_die(array('message' => 'Wiki git repo commit made', 'success' => true));
|
|
} else {
|
|
json_return_and_die(array('message' => 'Error making git commit','success' => false));
|
|
}
|
|
} else {
|
|
json_return_and_die(array('message' => 'Error deleting page', 'success' => false));
|
|
}
|
|
}
|
|
|
|
// Revert a page
|
|
if ((argc() === 4) && (argv(2) === 'revert') && (argv(3) === 'page')) {
|
|
$resource_id = $_POST['resource_id'];
|
|
$pageUrlName = $_POST['name'];
|
|
$commitHash = $_POST['commitHash'];
|
|
// Determine if observer has permission to revert pages
|
|
$nick = argv(1);
|
|
$channel = get_channel_by_nick($nick);
|
|
if (local_channel() !== intval($channel['channel_id'])) {
|
|
$observer_hash = get_observer_hash();
|
|
$perms = wiki_get_permissions($resource_id, intval($channel['channel_id']), $observer_hash);
|
|
if(!$perms['write']) {
|
|
logger('Wiki write permission denied.' . EOL);
|
|
json_return_and_die(array('success' => false));
|
|
}
|
|
}
|
|
$reverted = wiki_revert_page(array('commitHash' => $commitHash, 'resource_id' => $resource_id, 'pageUrlName' => $pageUrlName));
|
|
if($reverted['success']) {
|
|
json_return_and_die(array('content' => $reverted['content'], 'message' => '', 'success' => true));
|
|
} else {
|
|
json_return_and_die(array('content' => '', 'message' => 'Error reverting page', 'success' => false));
|
|
}
|
|
}
|
|
|
|
// Compare page revisions
|
|
if ((argc() === 4) && (argv(2) === 'compare') && (argv(3) === 'page')) {
|
|
$resource_id = $_POST['resource_id'];
|
|
$pageUrlName = $_POST['name'];
|
|
$compareCommit = $_POST['compareCommit'];
|
|
$currentCommit = $_POST['currentCommit'];
|
|
// Determine if observer has permission to revert pages
|
|
$nick = argv(1);
|
|
$channel = get_channel_by_nick($nick);
|
|
if (local_channel() !== intval($channel['channel_id'])) {
|
|
$observer_hash = get_observer_hash();
|
|
$perms = wiki_get_permissions($resource_id, intval($channel['channel_id']), $observer_hash);
|
|
if(!$perms['read']) {
|
|
logger('Wiki read permission denied.' . EOL);
|
|
json_return_and_die(array('success' => false));
|
|
}
|
|
}
|
|
$compare = wiki_compare_page(array('currentCommit' => $currentCommit, 'compareCommit' => $compareCommit, 'resource_id' => $resource_id, 'pageUrlName' => $pageUrlName));
|
|
if($compare['success']) {
|
|
$diffHTML = '<table class="text-center" width="100%"><tr><td class="lead" width="50%">Current Revision</td><td class="lead" width="50%">Selected Revision</td></tr></table>' . $compare['diff'];
|
|
json_return_and_die(array('diff' => $diffHTML, 'message' => '', 'success' => true));
|
|
} else {
|
|
json_return_and_die(array('diff' => '', 'message' => 'Error comparing page', 'success' => false));
|
|
}
|
|
}
|
|
|
|
// Rename a page
|
|
if ((argc() === 4) && (argv(2) === 'rename') && (argv(3) === 'page')) {
|
|
$resource_id = $_POST['resource_id'];
|
|
$pageUrlName = $_POST['oldName'];
|
|
$pageNewName = $_POST['newName'];
|
|
if ($pageUrlName === 'Home') {
|
|
json_return_and_die(array('message' => 'Cannot rename Home','success' => false));
|
|
}
|
|
if(urlencode(escape_tags($pageNewName)) === '') {
|
|
json_return_and_die(array('message' => 'Error renaming page. Invalid name.', 'success' => false));
|
|
}
|
|
// Determine if observer has permission to rename pages
|
|
$nick = argv(1);
|
|
$channel = get_channel_by_nick($nick);
|
|
if (local_channel() !== intval($channel['channel_id'])) {
|
|
$observer_hash = get_observer_hash();
|
|
$perms = wiki_get_permissions($resource_id, intval($channel['channel_id']), $observer_hash);
|
|
if(!$perms['write']) {
|
|
logger('Wiki write permission denied. ' . EOL);
|
|
json_return_and_die(array('success' => false));
|
|
}
|
|
}
|
|
$renamed = wiki_rename_page(array('resource_id' => $resource_id, 'pageUrlName' => $pageUrlName, 'pageNewName' => $pageNewName));
|
|
if($renamed['success']) {
|
|
$ob = \App::get_observer();
|
|
$commit = wiki_git_commit(array(
|
|
'commit_msg' => 'Renamed ' . urldecode($pageUrlName) . ' to ' . $renamed['page']['htmlName'],
|
|
'resource_id' => $resource_id,
|
|
'observer' => $ob,
|
|
'files' => array($pageUrlName . '.md', $renamed['page']['fileName']),
|
|
'all' => true
|
|
));
|
|
if($commit['success']) {
|
|
json_return_and_die(array('name' => $renamed['page'], 'message' => 'Wiki git repo commit made', 'success' => true));
|
|
} else {
|
|
json_return_and_die(array('message' => 'Error making git commit','success' => false));
|
|
}
|
|
} else {
|
|
json_return_and_die(array('message' => 'Error renaming page', 'success' => false));
|
|
}
|
|
}
|
|
|
|
//notice('You must be authenticated.');
|
|
json_return_and_die(array('message' => 'You must be authenticated.', 'success' => false));
|
|
|
|
}
|
|
}
|