initial articles feature

4 files changed, 200 insertions, 0 deletions

diff --git a/Zotlabs/Module/Articles.php b/Zotlabs/Module/Articles.php
new file mode 100644
index 000000000..bebbd5139
--- /dev/null
+++ b/Zotlabs/Module/Articles.php
@@ -0,0 +1,187 @@
+<?php
+namespace Zotlabs\Module;
+
+require_once('include/channel.php');
+require_once('include/conversation.php');
+require_once('include/acl_selectors.php');
+
+
+class Articles extends \Zotlabs\Web\Controller {
+
+	function init() {
+	
+		if(argc() > 1)
+			$which = argv(1);
+		else
+			return;
+	
+		profile_load($which);
+	
+	}
+	
+	function get($update = 0, $load = false) {
+	
+		if(observer_prohibited(true)) {
+			return login();
+		}
+
+		if(! \App::$profile) {
+			notice( t('Requested profile is not available.') . EOL );
+			\App::$error = 404;
+			return;
+		}
+
+		if(! feature_enabled(\App::$profile_uid,'articles')) {
+			return;
+		}
+
+		nav_set_selected(t('Cards'));
+
+		head_add_link([ 
+			'rel'   => 'alternate',
+			'type'  => 'application/json+oembed',
+			'href'  => z_root() . '/oep?f=&url=' . urlencode(z_root() . '/' . \App::$query_string),
+			'title' => 'oembed'
+		]);
+
+
+		$category = (($_REQUEST['cat']) ? escape_tags(trim($_REQUEST['cat'])) : '');
+					
+		if($category) {
+			$sql_extra2 .= protect_sprintf(term_item_parent_query(\App::$profile['profile_uid'],'item', $category, TERM_CATEGORY));
+		}
+
+
+		$which = argv(1);
+		
+		$selected_card = ((argc() > 2) ? argv(2) : '');
+
+		$_SESSION['return_url'] = \App::$query_string;
+	
+		$uid      = local_channel();
+		$owner    = \App::$profile_uid;
+		$observer = \App::get_observer();
+	
+		$ob_hash = (($observer) ? $observer['xchan_hash'] : '');
+		
+		if(! perm_is_allowed($owner,$ob_hash,'view_pages')) {
+			notice( t('Permission denied.') . EOL);
+			return;
+		}
+		
+		$is_owner = ($uid && $uid == $owner);
+	
+		$channel = channelx_by_n($owner);
+
+		if($channel) {
+			$channel_acl = array(
+				'allow_cid' => $channel['channel_allow_cid'],
+				'allow_gid' => $channel['channel_allow_gid'],
+				'deny_cid'  => $channel['channel_deny_cid'],
+				'deny_gid'  => $channel['channel_deny_gid']
+			);
+		}
+		else {
+			$channel_acl = [ 'allow_cid' => '', 'allow_gid' => '', 'deny_cid' => '', 'deny_gid' => '' ];
+		}
+	
+
+
+		if(perm_is_allowed($owner,$ob_hash,'write_pages')) {
+
+			$x = [
+				'webpage'           => ITEM_TYPE_ARTICLE,
+				'is_owner'          => true,
+				'content_label'     => t('Add Article'),
+				'button'            => t('Create'),
+				'nickname'          => $channel['channel_address'],
+				'lockstate'         => (($channel['channel_allow_cid'] || $channel['channel_allow_gid'] 
+					|| $channel['channel_deny_cid'] || $channel['channel_deny_gid']) ? 'lock' : 'unlock'),
+				'acl'               => (($is_owner) ? populate_acl($channel_acl, false, 
+					\Zotlabs\Lib\PermissionDescription::fromGlobalPermission('view_pages')) : ''),
+				'permissions'       => $channel_acl,
+				'showacl'           => (($is_owner) ? true : false),
+				'visitor'           => true,
+				'hide_location'     => false,
+				'hide_voting'       => false,
+				'profile_uid'       => intval($owner),
+				'mimetype'          => 'text/bbcode',
+				'mimeselect'        => false,
+				'layoutselect'      => false,
+				'expanded'          => false,
+				'novoting'          => false,
+				'catsenabled'       => feature_enabled($owner,'categories'),
+				'bbco_autocomplete' => 'bbcode',
+				'bbcode'            => true
+			];
+
+			if($_REQUEST['title'])
+				$x['title'] = $_REQUEST['title'];
+			if($_REQUEST['body'])
+				$x['body'] = $_REQUEST['body'];
+			$editor = status_editor($a,$x);
+
+		}
+		else {
+			$editor = '';
+		}
+		
+		
+		$sql_extra = item_permissions_sql($owner);
+
+		if($selected_card) {
+			$r = q("select * from iconfig where iconfig.cat = 'system' and iconfig.k = 'ARTICLE' and iconfig.v = '%s' limit 1",
+				dbesc($selected_card)
+			);
+			if($r) {
+				$sql_extra .= "and item.id = " . intval($r[0]['iid']) . " ";
+			}
+		}
+				
+		$r = q("select * from item 
+			where item.uid = %d and item_type = %d 
+			$sql_extra order by item.created desc",
+			intval($owner),
+			intval(ITEM_TYPE_ARTICLE)
+		);
+
+		$item_normal = " and item.item_hidden = 0 and item.item_type in (0,7) and item.item_deleted = 0
+			and item.item_unpublished = 0 and item.item_delayed = 0 and item.item_pending_remove = 0
+			and item.item_blocked = 0 ";
+
+		if($r) {
+
+			$parents_str = ids_to_querystr($r,'id');
+
+			$items = q("SELECT item.*, item.id AS item_id
+				FROM item
+				WHERE item.uid = %d $item_normal
+				AND item.parent IN ( %s )
+				$sql_extra $sql_extra2 ",
+				intval(\App::$profile['profile_uid']),
+				dbesc($parents_str)
+			);
+			if($items) {
+				xchan_query($items);
+				$items = fetch_post_tags($items, true);
+				$items = conv_sort($items,'updated');
+			}
+			else
+				$items = [];
+		}
+
+		$mode = 'cards';
+			
+     	$content = conversation($items,$mode,false,'traditional');
+
+		$o = replace_macros(get_markup_template('cards.tpl'), [
+			'$title' => t('Articles'),
+			'$editor' => $editor,
+			'$content' => $content,
+			'$pager' => alt_pager($a,count($items))
+		]);
+
+        return $o;
+    }
+
+}
diff --git a/boot.php b/boot.php
index 3bf995369..c7e5ca741 100755
--- a/boot.php
+++ b/boot.php
@@ -560,6 +560,7 @@ define ( 'ITEM_BUG',			 0x0400);	// Is a bug, can be used by the internal bug tr
 define ( 'ITEM_PENDING_REMOVE',  0x0800);   // deleted, notification period has lapsed
 define ( 'ITEM_DOC',             0x1000);   // hubzilla only, define here so that item import does the right thing
 define ( 'ITEM_CARD',            0x2000);
+define ( 'ITEM_ARTICLE',         0x4000);
 
 
 define ( 'ITEM_TYPE_POST',       0 );
@@ -569,6 +570,7 @@ define ( 'ITEM_TYPE_WEBPAGE',    3 );
 define ( 'ITEM_TYPE_BUG',        4 );
 define ( 'ITEM_TYPE_DOC',        5 );
 define ( 'ITEM_TYPE_CARD',       6 );
+define ( 'ITEM_TYPE_ARTICLE',    7 );
 
 define ( 'ITEM_IS_STICKY',       1000 );
 
diff --git a/include/features.php b/include/features.php
index d8d98dbaa..ace1b01c3 100644
--- a/include/features.php
+++ b/include/features.php
@@ -127,6 +127,15 @@ function get_features($filtered = true) {
 			],
 
 			[
+				'articles',       
+				t('Articles'),          
+				t('Create interactive articles'),
+				false,
+				get_config('feature_lock','articles'),
+				feature_level('articles',1),
+			],
+
+			[
 				'nav_channel_select',  
 				t('Navigation Channel Select'), 
 				t('Change channels directly from within the navigation dropdown menu'),
diff --git a/include/items.php b/include/items.php
index b1b40e977..654cc5de3 100755
--- a/include/items.php
+++ b/include/items.php
@@ -4309,6 +4309,8 @@ function webpage_to_namespace($webpage) {
 		$page_type = 'PDL';
 	elseif($webpage == ITEM_TYPE_CARD)
 		$page_type = 'CARD';
+	elseif($webpage == ITEM_TYPE_ARTICLE)
+		$page_type = 'ARTICLE';
 	elseif($webpage == ITEM_TYPE_DOC)
 		$page_type = 'docfile';
 	else