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-rw-r--r--Zotlabs/Lib/NativeWiki.php199
1 files changed, 199 insertions, 0 deletions
diff --git a/Zotlabs/Lib/NativeWiki.php b/Zotlabs/Lib/NativeWiki.php
new file mode 100644
index 000000000..87aba363c
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+++ b/Zotlabs/Lib/NativeWiki.php
@@ -0,0 +1,199 @@
+<?php
+
+namespace Zotlabs\Lib;
+
+use \Zotlabs\Storage\GitRepo as GitRepo;
+
+define ( 'NWIKI_ITEM_RESOURCE_TYPE', 'nwiki' );
+
+class NativeWiki {
+
+
+ static public function listwikis($channel, $observer_hash) {
+
+ $sql_extra = item_permissions_sql($channel['channel_id'], $observer_hash);
+ $wikis = q("SELECT * FROM item WHERE resource_type = '%s' AND mid = parent_mid AND uid = %d AND item_deleted = 0 $sql_extra",
+ dbesc(NWIKI_ITEM_RESOURCE_TYPE),
+ intval($channel['channel_id'])
+ );
+
+ if($wikis) {
+ foreach($wikis as &$w) {
+ $w['rawName'] = get_iconfig($w, 'wiki', 'rawName');
+ $w['htmlName'] = get_iconfig($w, 'wiki', 'htmlName');
+ $w['urlName'] = get_iconfig($w, 'wiki', 'urlName');
+ $w['mimeType'] = get_iconfig($w, 'wiki', 'mimeType');
+ $w['lock'] = (($w['item_private'] || $w['allow_cid'] || $w['allow_gid'] || $w['deny_cid'] || $w['deny_gid']) ? true : false);
+ }
+ }
+ // TODO: query db for wikis the observer can access. Return with two lists, for read and write access
+ return array('wikis' => $wikis);
+ }
+
+
+ function create_wiki($channel, $observer_hash, $wiki, $acl) {
+
+ // Generate unique resource_id using the same method as item_message_id()
+ do {
+ $dups = false;
+ $resource_id = random_string();
+ $r = q("SELECT mid FROM item WHERE resource_id = '%s' AND resource_type = '%s' AND uid = %d LIMIT 1",
+ dbesc($resource_id),
+ dbesc(NWIKI_ITEM_RESOURCE_TYPE),
+ intval($channel['channel_id'])
+ );
+ if($r)
+ $dups = true;
+ } while($dups == true);
+
+ $ac = $acl->get();
+ $mid = item_message_id();
+
+ $arr = array(); // Initialize the array of parameters for the post
+ $item_hidden = ((intval($wiki['postVisible']) === 0) ? 1 : 0);
+ $wiki_url = z_root() . '/wiki/' . $channel['channel_address'] . '/' . $wiki['urlName'];
+ $arr['aid'] = $channel['channel_account_id'];
+ $arr['uid'] = $channel['channel_id'];
+ $arr['mid'] = $mid;
+ $arr['parent_mid'] = $mid;
+ $arr['item_hidden'] = $item_hidden;
+ $arr['resource_type'] = NWIKI_ITEM_RESOURCE_TYPE;
+ $arr['resource_id'] = $resource_id;
+ $arr['owner_xchan'] = $channel['channel_hash'];
+ $arr['author_xchan'] = $observer_hash;
+ $arr['plink'] = z_root() . '/channel/' . $channel['channel_address'] . '/?f=&mid=' . $arr['mid'];
+ $arr['llink'] = $arr['plink'];
+ $arr['title'] = $wiki['htmlName']; // name of new wiki;
+ $arr['allow_cid'] = $ac['allow_cid'];
+ $arr['allow_gid'] = $ac['allow_gid'];
+ $arr['deny_cid'] = $ac['deny_cid'];
+ $arr['deny_gid'] = $ac['deny_gid'];
+ $arr['item_wall'] = 1;
+ $arr['item_origin'] = 1;
+ $arr['item_thread_top'] = 1;
+ $arr['item_private'] = intval($acl->is_private());
+ $arr['verb'] = ACTIVITY_CREATE;
+ $arr['obj_type'] = ACTIVITY_OBJ_WIKI;
+ $arr['body'] = '[table][tr][td][h1]New Wiki[/h1][/td][/tr][tr][td][zrl=' . $wiki_url . ']' . $wiki['htmlName'] . '[/zrl][/td][/tr][/table]';
+
+ // Save the wiki name information using iconfig. This is shareable.
+ if(! set_iconfig($arr, 'wiki', 'rawName', $wiki['rawName'], true)) {
+ return array('item' => null, 'success' => false);
+ }
+ if(! set_iconfig($arr, 'wiki', 'htmlName', $wiki['htmlName'], true)) {
+ return array('item' => null, 'success' => false);
+ }
+ if(! set_iconfig($arr, 'wiki', 'urlName', $wiki['urlName'], true)) {
+ return array('item' => null, 'success' => false);
+ }
+ if(! set_iconfig($arr, 'wiki', 'mimeType', $wiki['mimeType'], true)) {
+ return array('item' => null, 'success' => false);
+ }
+
+ $post = item_store($arr);
+ $item_id = $post['item_id'];
+
+ if($item_id) {
+ \Zotlabs\Daemon\Master::Summon(array('Notifier', 'activity', $item_id));
+ return array('item' => $post['item'], 'success' => true);
+ }
+ else {
+ return array('item' => null, 'success' => false);
+ }
+ }
+
+ function delete_wiki($channel_id,$observer_hash,$resource_id) {
+
+ $w = self::get_wiki($channel_id,$observer_hash,$resource_id);
+ $item = $w['wiki'];
+ if(! $item) {
+ return array('item' => null, 'success' => false);
+ }
+ else {
+ $drop = drop_item($item['id'], false, DROPITEM_NORMAL, true);
+ }
+
+ info( t('Wiki files deleted successfully'));
+
+ return array('item' => $item, 'success' => (($drop === 1) ? true : false));
+ }
+
+
+ static public function get_wiki($channel_id, $observer_hash, $resource_id) {
+
+ $sql_extra = item_permissions_sql($channel_id,$observer_hash);
+
+ $item = q("SELECT * FROM item WHERE uid = %d AND resource_type = '%s' AND resource_id = '%s' AND item_deleted = 0
+ $sql_extra limit 1",
+ intval($channel_id),
+ dbesc(NWIKI_ITEM_RESOURCE_TYPE),
+ dbesc($resource_id)
+ );
+ if(! $item) {
+ return array('wiki' => null);
+ }
+ else {
+
+ $w = $item[0]; // wiki item table record
+ // Get wiki metadata
+ $rawName = get_iconfig($w, 'wiki', 'rawName');
+ $htmlName = get_iconfig($w, 'wiki', 'htmlName');
+ $urlName = get_iconfig($w, 'wiki', 'urlName');
+ $mimeType = get_iconfig($w, 'wiki', 'mimeType');
+
+ return array(
+ 'wiki' => $w,
+ 'rawName' => $rawName,
+ 'htmlName' => $htmlName,
+ 'urlName' => $urlName,
+ 'mimeType' => $mimeType
+ );
+ }
+ }
+
+
+ static public function exists_by_name($uid, $urlName) {
+
+ $sql_extra = item_permissions_sql($uid);
+
+ $item = q("SELECT id, resource_id FROM item WHERE resource_type = '%s' AND title = '%s' AND uid = %d
+ AND item_deleted = 0 $sql_extra limit 1",
+ dbesc(NWIKI_ITEM_RESOURCE_TYPE),
+ dbesc(escape_tags(urldecode($urlName))),
+ intval($uid)
+ );
+
+ if($item) {
+ return array('id' => $item[0]['id'], 'resource_id' => $item[0]['resource_id']);
+ }
+ else {
+ return array('id' => null, 'resource_id' => null);
+ }
+ }
+
+
+ static public function get_permissions($resource_id, $owner_id, $observer_hash) {
+ // TODO: For now, only the owner can edit
+ $sql_extra = item_permissions_sql($owner_id, $observer_hash);
+
+ if(local_channel() && local_channel() == $owner_id) {
+ return [ 'read' => true, 'write' => true, 'success' => true ];
+ }
+
+ $r = q("SELECT * FROM item WHERE uid = %d and resource_type = '%s' AND resource_id = '%s' $sql_extra LIMIT 1",
+ intval($owner_id),
+ dbesc(NWIKI_ITEM_RESOURCE_TYPE),
+ dbesc($resource_id)
+ );
+
+ if(! $r) {
+ return array('read' => false, 'write' => false, 'success' => true);
+ }
+ else {
+ // TODO: Create a new permission setting for wiki analogous to webpages. Until
+ // then, use webpage permissions
+ $write = perm_is_allowed($owner_id, $observer_hash,'write_pages');
+ return array('read' => true, 'write' => $write, 'success' => true);
+ }
+ }
+} \ No newline at end of file