<?php
# -- BEGIN LICENSE BLOCK ---------------------------------------
#
# This file is part of Dotclear 2.
#
# Copyright (c) 2003-2014 Olivier Meunier & Association Dotclear
# Licensed under the GPL version 2.0 license.
# See LICENSE file or
# http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
#
# -- END LICENSE BLOCK -----------------------------------------

require dirname(__FILE__).'/../inc/admin/prepend.php';

dcPage::check('usage,contentadmin');

$post_id = '';
$cat_id = '';
$post_dt = '';
$post_format = $core->auth->getOption('post_format');
$post_editor = $core->auth->getOption('editor');
$post_password = '';
$post_url = '';
$post_lang = $core->auth->getInfo('user_lang');
$post_title = '';
$post_excerpt = '';
$post_excerpt_xhtml = '';
$post_content = '';
$post_content_xhtml = '';
$post_notes = '';
$post_status = $core->auth->getInfo('user_post_status');
$post_selected = false;
$post_open_comment = $core->blog->settings->system->allow_comments;
$post_open_tb = $core->blog->settings->system->allow_trackbacks;

$page_title = __('New entry');

$can_view_page = true;
$can_edit_post = $core->auth->check('usage,contentadmin',$core->blog->id);
$can_publish = $core->auth->check('publish,contentadmin',$core->blog->id);
$can_delete = false;

$post_headlink = '<link rel="%s" title="%s" href="'.$core->adminurl->get('admin.post',array('id' => "%s"),'&amp;',true).'" />';
$post_link = '<a href="'.$core->adminurl->get('admin.post',array('id' => "%s"),'&amp;',true).'" title="%s">%s</a>';
$next_link = $prev_link = $next_headlink = $prev_headlink = null;

# If user can't publish
if (!$can_publish) {
	$post_status = -2;
}

# Getting categories
$categories_combo = dcAdminCombos::getCategoriesCombo(
	$core->blog->getCategories()
);

$status_combo = dcAdminCombos::getPostStatusesCombo();

$img_status_pattern = '<img class="img_select_option" alt="%1$s" title="%1$s" src="images/%2$s" />';

# Formats combo
$core_formaters = $core->getFormaters();
$available_formats = array('' => '');
foreach ($core_formaters as $editor => $formats) {
	foreach ($formats as $format) {
		$available_formats[$format] = $format;
	}
}

# Languages combo
$rs = $core->blog->getLangs(array('order'=>'asc'));
$lang_combo = dcAdminCombos::getLangsCombo($rs,true);

# Validation flag
$bad_dt = false;

# Trackbacks
$TB = new dcTrackback($core);
$tb_urls = $tb_excerpt = '';

# Get entry informations
if (!empty($_REQUEST['id'])) {
	$page_title = __('Edit entry');

	$params['post_id'] = $_REQUEST['id'];

	$post = $core->blog->getPosts($params);

	if ($post->isEmpty()) {
		$core->error->add(__('This entry does not exist.'));
		$can_view_page = false;
	} else {
		$post_id = $post->post_id;
		$cat_id = $post->cat_id;
		$post_dt = date('Y-m-d H:i',strtotime($post->post_dt));
		$post_format = $post->post_format;
		$post_password = $post->post_password;
		$post_url = $post->post_url;
		$post_lang = $post->post_lang;
		$post_title = $post->post_title;
		$post_excerpt = $post->post_excerpt;
		$post_excerpt_xhtml = $post->post_excerpt_xhtml;
		$post_content = $post->post_content;
		$post_content_xhtml = $post->post_content_xhtml;
		$post_notes = $post->post_notes;
		$post_status = $post->post_status;
		$post_selected = (boolean) $post->post_selected;
		$post_open_comment = (boolean) $post->post_open_comment;
		$post_open_tb = (boolean) $post->post_open_tb;

		$can_edit_post = $post->isEditable();
		$can_delete= $post->isDeletable();

		$next_rs = $core->blog->getNextPost($post,1);
		$prev_rs = $core->blog->getNextPost($post,-1);

		if ($next_rs !== null) {
			$next_link = sprintf($post_link,$next_rs->post_id,
				html::escapeHTML($next_rs->post_title),__('Next entry').'&nbsp;&#187;');
			$next_headlink = sprintf($post_headlink,'next',
				html::escapeHTML($next_rs->post_title),$next_rs->post_id);
		}

		if ($prev_rs !== null) {
			$prev_link = sprintf($post_link,$prev_rs->post_id,
				html::escapeHTML($prev_rs->post_title),'&#171;&nbsp;'.__('Previous entry'));
			$prev_headlink = sprintf($post_headlink,'previous',
				html::escapeHTML($prev_rs->post_title),$prev_rs->post_id);
		}

		try {
			$core->media = new dcMedia($core);
		} catch (Exception $e) {
			$core->error->add($e->getMessage());
		}

		# Sanitize trackbacks excerpt
		$tb_excerpt = empty($_POST['tb_excerpt']) ?
			$post_excerpt_xhtml.' '.$post_content_xhtml :
			$_POST['tb_excerpt'];
		$tb_excerpt = html::decodeEntities(html::clean($tb_excerpt));
		$tb_excerpt = text::cutString(html::escapeHTML($tb_excerpt), 255);
		$tb_excerpt = preg_replace('/\s+/ms', ' ', $tb_excerpt);
	}
}
if (isset($_REQUEST['section']) && $_REQUEST['section']=='trackbacks') {
	$anchor = 'trackbacks';
} else {
	$anchor = 'comments';
}

$comments_actions_page = new dcCommentsActionsPage($core,$core->adminurl->get('admin.post'),array('id' => $post_id, '_ANCHOR'=>$anchor,'section' => $anchor));

if ($comments_actions_page->process()) {
	return;
}

# Ping blogs
if (!empty($_POST['ping']))
{
	if (!empty($_POST['tb_urls']) && $post_id && $post_status == 1 && $can_edit_post)
	{
		$tb_urls = $_POST['tb_urls'];
		$tb_urls = str_replace("\r", '', $tb_urls);
		$tb_post_title = html::escapeHTML(trim(html::clean($post_title)));
		$tb_post_url = $post->getURL();

		foreach (explode("\n", $tb_urls) as $tb_url)
		{
			try {
				# --BEHAVIOR-- adminBeforePingTrackback
				$core->callBehavior('adminBeforePingTrackback',$tb_url,$post_id,$tb_post_title,$tb_excerpt,$tb_post_url);

				$TB->ping($tb_url, $post_id, $tb_post_title, $tb_excerpt, $tb_post_url);
			} catch (Exception $e) {
				$core->error->add($e->getMessage());
			}
		}

		if (!$core->error->flag()) {
			dcPage::addSuccessNotice(__('All pings sent.'));
			$core->adminurl->redirect(
				'admin.post',
				array('id' => $post_id, 'tb'=> '1')
			);
		}
	}
}

# Format excerpt and content
elseif (!empty($_POST) && $can_edit_post) {
	$post_format = $_POST['post_format'];
	$post_excerpt = $_POST['post_excerpt'];
	$post_content = $_POST['post_content'];

	$post_title = $_POST['post_title'];

	$cat_id = (integer) $_POST['cat_id'];

	if (isset($_POST['post_status'])) {
		$post_status = (integer) $_POST['post_status'];
	}

	if (empty($_POST['post_dt'])) {
		$post_dt = '';
	} else {
		try
		{
			$post_dt = strtotime($_POST['post_dt']);
			if ($post_dt == false || $post_dt == -1) {
				$bad_dt = true;
				throw new Exception(__('Invalid publication date'));
			}
			$post_dt = date('Y-m-d H:i',$post_dt);
		}
		catch (Exception $e)
		{
			$core->error->add($e->getMessage());
		}
	}

	$post_open_comment = !empty($_POST['post_open_comment']);
	$post_open_tb = !empty($_POST['post_open_tb']);
	$post_selected = !empty($_POST['post_selected']);
	$post_lang = $_POST['post_lang'];
	$post_password = !empty($_POST['post_password']) ? $_POST['post_password'] : null;

	$post_notes = $_POST['post_notes'];

	if (isset($_POST['post_url'])) {
		$post_url = $_POST['post_url'];
	}

	$core->blog->setPostContent(
		$post_id,$post_format,$post_lang,
		$post_excerpt,$post_excerpt_xhtml,$post_content,$post_content_xhtml
	);
}

# Delete post
if (!empty($_POST['delete']) && $can_delete)
{
	try {
		# --BEHAVIOR-- adminBeforePostDelete
		$core->callBehavior('adminBeforePostDelete',$post_id);
		$core->blog->delPost($post_id);
		$core->adminurl->redirect("admin.posts");
	} catch (Exception $e) {
		$core->error->add($e->getMessage());
	}
}

# Create or update post
if (!empty($_POST) && !empty($_POST['save']) && $can_edit_post && !$bad_dt)
{
	# Create category
	if (!empty($_POST['new_cat_title']) && $core->auth->check('categories', $core->blog->id)) {

		$cur_cat = $core->con->openCursor($core->prefix.'category');
		$cur_cat->cat_title = $_POST['new_cat_title'];
		$cur_cat->cat_url = '';

		$parent_cat = !empty($_POST['new_cat_parent']) ? $_POST['new_cat_parent'] : '';

		# --BEHAVIOR-- adminBeforeCategoryCreate
		$core->callBehavior('adminBeforeCategoryCreate', $cur_cat);

		$cat_id = $core->blog->addCategory($cur_cat, (integer) $parent_cat);

		# --BEHAVIOR-- adminAfterCategoryCreate
		$core->callBehavior('adminAfterCategoryCreate', $cur_cat, $cat_id);
	}

	$cur = $core->con->openCursor($core->prefix.'post');

	$cur->post_title = $post_title;
	$cur->cat_id = ($cat_id ?: null);
	$cur->post_dt = $post_dt ? date('Y-m-d H:i:00',strtotime($post_dt)) : '';
	$cur->post_format = $post_format;
	$cur->post_password = $post_password;
	$cur->post_lang = $post_lang;
	$cur->post_title = $post_title;
	$cur->post_excerpt = $post_excerpt;
	$cur->post_excerpt_xhtml = $post_excerpt_xhtml;
	$cur->post_content = $post_content;
	$cur->post_content_xhtml = $post_content_xhtml;
	$cur->post_notes = $post_notes;
	$cur->post_status = $post_status;
	$cur->post_selected = (integer) $post_selected;
	$cur->post_open_comment = (integer) $post_open_comment;
	$cur->post_open_tb = (integer) $post_open_tb;

	if (isset($_POST['post_url'])) {
		$cur->post_url = $post_url;
	}

	# Update post
	if ($post_id) {
		try {
			# --BEHAVIOR-- adminBeforePostUpdate
			$core->callBehavior('adminBeforePostUpdate',$cur,$post_id);

			$core->blog->updPost($post_id,$cur);

			# --BEHAVIOR-- adminAfterPostUpdate
			$core->callBehavior('adminAfterPostUpdate',$cur,$post_id);
			dcPage::addSuccessNotice (sprintf(__('The post "%s" has been successfully updated'),html::escapeHTML($cur->post_title)));
			$core->adminurl->redirect(
				'admin.post',
				array('id' => $post_id)
			);
		} catch (Exception $e) {
			$core->error->add($e->getMessage());
		}
	} else {
		$cur->user_id = $core->auth->userID();

		try {
			# --BEHAVIOR-- adminBeforePostCreate
			$core->callBehavior('adminBeforePostCreate',$cur);

			$return_id = $core->blog->addPost($cur);

			# --BEHAVIOR-- adminAfterPostCreate
			$core->callBehavior('adminAfterPostCreate',$cur,$return_id);

			dcPage::addSuccessNotice(__('Entry has been successfully created.'));
			$core->adminurl->redirect(
				'admin.post',
				array('id' => $return_id)
			);
		} catch (Exception $e) {
			$core->error->add($e->getMessage());
		}
	}
}

# Getting categories
$categories_combo = dcAdminCombos::getCategoriesCombo(
	$core->blog->getCategories()
);
/* DISPLAY
-------------------------------------------------------- */
$default_tab = 'edit-entry';
if (!$can_edit_post) {
	$default_tab = '';
}
if (!empty($_GET['co'])) {
	$default_tab = 'comments';
}
elseif (!empty($_GET['tb'])) {
	$default_tab = 'trackbacks';
}

if ($post_id) {
	switch ($post_status) {
		case 1:
			$img_status = sprintf($img_status_pattern,__('Published'),'check-on.png');
			break;
		case 0:
			$img_status = sprintf($img_status_pattern,__('Unpublished'),'check-off.png');
			break;
		case -1:
			$img_status = sprintf($img_status_pattern,__('Scheduled'),'scheduled.png');
			break;
		case -2:
			$img_status = sprintf($img_status_pattern,__('Pending'),'check-wrn.png');
			break;
		default:
			$img_status = '';
	}
	$edit_entry_str = __('&ldquo;%s&rdquo;');
	$page_title_edit = sprintf($edit_entry_str, html::escapeHTML($post_title)).' '.$img_status;
} else {
	$img_status = '';
}


$admin_post_behavior = '';
if ($post_editor) {
    $p_edit = $c_edit = '';
    if (!empty($post_editor[$post_format])) {
        $p_edit = $post_editor[$post_format];
    }
    if (!empty($post_editor['xhtml'])) {
        $c_edit = $post_editor['xhtml'];
    }
    if ($p_edit == $c_edit) {
        $admin_post_behavior .= $core->callBehavior('adminPostEditor',
            $p_edit,'post',array('#post_excerpt','#post_content','#comment_content'),$post_format);
    } else {
        $admin_post_behavior .= $core->callBehavior('adminPostEditor',
            $p_edit,'post',array('#post_excerpt','#post_content'),$post_format);
        $admin_post_behavior .= $core->callBehavior('adminPostEditor',
            $c_edit,'comment',array('#comment_content'),'xhtml');
    }
}

dcPage::open($page_title.' - '.__('Entries'),
	dcPage::jsDatePicker().
	dcPage::jsModal().
	dcPage::jsMetaEditor().
	$admin_post_behavior.
	dcPage::jsLoad('js/_post.js').
	dcPage::jsConfirmClose('entry-form','comment-form').
	# --BEHAVIOR-- adminPostHeaders
	$core->callBehavior('adminPostHeaders').
	dcPage::jsPageTabs($default_tab).
	$next_headlink."\n".$prev_headlink,
	dcPage::breadcrumb(
		array(
			html::escapeHTML($core->blog->name) => '',
			__('Entries') => $core->adminurl->get("admin.posts"),
			($post_id ? $page_title_edit : $page_title) => ''
		))
	, array(
		'x-frame-allow' => $core->blog->url
	)
);

if (!empty($_GET['upd'])) {
	dcPage::success(__('Entry has been successfully updated.'));
}
elseif (!empty($_GET['crea'])) {
	dcPage::success(__('Entry has been successfully created.'));
}
elseif (!empty($_GET['attached'])) {
	dcPage::success(__('File has been successfully attached.'));
}
elseif (!empty($_GET['rmattach'])) {
	dcPage::success(__('Attachment has been successfully removed.'));
}

if (!empty($_GET['creaco'])) {
	dcPage::success(__('Comment has been successfully created.'));
}
if (!empty($_GET['tbsent'])) {
	dcPage::success(__('All pings sent.'));
}

# XHTML conversion
if (!empty($_GET['xconv']))
{
	$post_excerpt = $post_excerpt_xhtml;
	$post_content = $post_content_xhtml;
	$post_format = 'xhtml';

	dcPage::message(__('Don\'t forget to validate your XHTML conversion by saving your post.'));
}

if ($post_id && $post->post_status == 1) {
	echo '<p><a class="onblog_link outgoing" href="'.$post->getURL().'" title="'.html::escapeHTML($post_title).'">'.__('Go to this entry on the site').' <img src="images/outgoing-blue.png" alt="" /></a></p>';
}
if ($post_id)
{
	echo '<p class="nav_prevnext">';
	if ($prev_link) { echo $prev_link; }
	if ($next_link && $prev_link) { echo ' | '; }
	if ($next_link) { echo $next_link; }

	# --BEHAVIOR-- adminPostNavLinks
	$core->callBehavior('adminPostNavLinks',isset($post) ? $post : null);

	echo '</p>';
}

# Exit if we cannot view page
if (!$can_view_page) {
	dcPage::helpBlock('core_post');
	dcPage::close();
	exit;
}
/* Post form if we can edit post
-------------------------------------------------------- */
if ($can_edit_post) {
	$sidebar_items = new ArrayObject(array(
		'status-box' => array(
			'title' => __('Status'),
			'items' => array(
				'post_status' =>
					'<p class="entry-status"><label for="post_status">'.__('Entry status').' '.$img_status.'</label>'.
					form::combo('post_status',$status_combo,$post_status,'maximal','',!$can_publish).
					'</p>',
				'post_dt' =>
					'<p><label for="post_dt">'.__('Publication date and hour').'</label>'.
					form::field('post_dt',16,16,$post_dt,($bad_dt ? 'invalid' : '')).
					'</p>',
				'post_lang' =>
					'<p><label for="post_lang">'.__('Entry language').'</label>'.
					form::combo('post_lang',$lang_combo,$post_lang).
					'</p>',
				'post_format' =>
					'<div>'.
					'<h5 id="label_format"><label for="post_format" class="classic">'.__('Text formatting').'</label></h5>'.
					'<p>'.form::combo('post_format',$available_formats,$post_format,'maximal').'</p>'.
					'<p class="format_control control_no_xhtml">'.
					'<a id="convert-xhtml" class="button'.($post_id && $post_format != 'wiki' ? ' hide' : '').'" href="'.
					$core->adminurl->get('admin.post',array('id'=> $post_id,'xconv'=> '1')).
					'">'.
					__('Convert to XHTML').'</a></p></div>')),
		'metas-box' => array(
			'title' => __('Filing'),
			'items' => array(
				'post_selected' =>
					'<p><label for="post_selected" class="classic">'.
					form::checkbox('post_selected',1,$post_selected).' '.
					__('Selected entry').'</label></p>',
				'cat_id' =>
					'<div>'.
					'<h5 id="label_cat_id">'.__('Category').'</h5>'.
					'<p><label for="cat_id">'.__('Category:').'</label>'.
					form::combo('cat_id',$categories_combo,$cat_id,'maximal').
					'</p>'.
					($core->auth->check('categories', $core->blog->id) ?
						'<div>'.
						'<h5 id="create_cat">'.__('Add a new category').'</h5>'.
						'<p><label for="new_cat_title">'.__('Title:').' '.
						form::field('new_cat_title',30,255,'','maximal').'</label></p>'.
						'<p><label for="new_cat_parent">'.__('Parent:').' '.
						form::combo('new_cat_parent',$categories_combo,'','maximal').
						'</label></p>'.
						'</div>'
					: '').
					'</div>')),
		'options-box' => array(
			'title' => __('Options'),
			'items' => array(
				'post_open_comment_tb' =>
					'<div>'.
					'<h5 id="label_comment_tb">'.__('Comments and trackbacks list').'</h5>'.
					'<p><label for="post_open_comment" class="classic">'.
					form::checkbox('post_open_comment',1,$post_open_comment).' '.
					__('Accept comments').'</label></p>'.
					($core->blog->settings->system->allow_comments ?
						(isContributionAllowed($post_id,strtotime($post_dt),true) ?
							'' :
							'<p class="form-note warn">'.
							__('Warning: Comments are not more accepted for this entry.').'</p>') :
						'<p class="form-note warn">'.
						__('Comments are not accepted on this blog so far.').'</p>').
					'<p><label for="post_open_tb" class="classic">'.
					form::checkbox('post_open_tb',1,$post_open_tb).' '.
					__('Accept trackbacks').'</label></p>'.
					($core->blog->settings->system->allow_trackbacks ?
						(isContributionAllowed($post_id,strtotime($post_dt),false) ?
							'' :
							'<p class="form-note warn">'.
							__('Warning: Trackbacks are not more accepted for this entry.').'</p>') :
						'<p class="form-note warn">'.__('Trackbacks are not accepted on this blog so far.').'</p>').
					'</div>',
				'post_password' =>
					'<p><label for="post_password">'.__('Password').'</label>'.
					form::field('post_password',10,32,html::escapeHTML($post_password),'maximal').
					'</p>',
				'post_url' =>
					'<div class="lockable">'.
					'<p><label for="post_url">'.__('Edit basename').'</label>'.
					form::field('post_url',10,255,html::escapeHTML($post_url),'maximal').
					'</p>'.
					'<p class="form-note warn">'.
					__('Warning: If you set the URL manually, it may conflict with another entry.').
					'</p></div>'
	))));

	$main_items = new ArrayObject(array(
		"post_title" =>
			'<p class="col">'.
			'<label class="required no-margin bold" for="post_title"><abbr title="'.__('Required field').'">*</abbr> '.__('Title:').'</label>'.
			form::field('post_title',20,255,html::escapeHTML($post_title),'maximal').
			'</p>',

		"post_excerpt" =>
			'<p class="area" id="excerpt-area"><label for="post_excerpt" class="bold">'.__('Excerpt:').' <span class="form-note">'.
			__('Introduction to the post.').'</span></label> '.
			form::textarea('post_excerpt',50,5,html::escapeHTML($post_excerpt)).
			'</p>',

		"post_content" =>
			'<p class="area" id="content-area"><label class="required bold" '.
			'for="post_content"><abbr title="'.__('Required field').'">*</abbr> '.__('Content:').'</label> '.
			form::textarea('post_content',50,$core->auth->getOption('edit_size'),html::escapeHTML($post_content)).
			'</p>',

		"post_notes" =>
			'<p class="area" id="notes-area"><label for="post_notes" class="bold">'.__('Personal notes:').' <span class="form-note">'.
			__('Unpublished notes.').'</span></label>'.
			form::textarea('post_notes',50,5,html::escapeHTML($post_notes)).
			'</p>'
		)
	);

	# --BEHAVIOR-- adminPostFormItems
	$core->callBehavior('adminPostFormItems',$main_items,$sidebar_items, isset($post) ? $post : null);

	echo '<div class="multi-part" title="'.($post_id ? __('Edit entry') : __('New entry')).
		sprintf(' &rsaquo; %s',$post_format).'" id="edit-entry">';
	echo '<form action="'.$core->adminurl->get('admin.post').'" method="post" id="entry-form">';
	echo '<div id="entry-wrapper">';
	echo '<div id="entry-content"><div class="constrained">';

	echo '<h3 class="out-of-screen-if-js">'.__('Edit post').'</h3>';

	foreach ($main_items as $id => $item) {
		echo $item;
	}

	# --BEHAVIOR-- adminPostForm (may be deprecated)
	$core->callBehavior('adminPostForm',isset($post) ? $post : null);

	echo
	'<p class="border-top">'.
	($post_id ? form::hidden('id',$post_id) : '').
	'<input type="submit" value="'.__('Save').' (s)" '.
	'accesskey="s" name="save" /> ';
	if ($post_id) {
		$preview_url =
		$core->blog->url.$core->url->getURLFor('preview',$core->auth->userID().'/'.
		http::browserUID(DC_MASTER_KEY.$core->auth->userID().$core->auth->getInfo('user_pwd')).
		'/'.$post->post_url);
		echo '<a id="post-preview" href="'.$preview_url.'" class="button modal" accesskey="p">'.__('Preview').' (p)'.'</a>';
	} else {
		echo
		'<a id="post-cancel" href="'.$core->adminurl->get("admin.home").'" class="button" accesskey="c">'.__('Cancel').' (c)</a>';
	}

	echo
	($can_delete ? ' <input type="submit" class="delete" value="'.__('Delete').'" name="delete" />' : '').
	$core->formNonce().
	'</p>';

	echo '</div></div>';		// End #entry-content
	echo '</div>';		// End #entry-wrapper

	echo '<div id="entry-sidebar" role="complementary">';

	foreach ($sidebar_items as $id => $c) {
		echo '<div id="'.$id.'" class="sb-box">'.
			'<h4>'.$c['title'].'</h4>';
		foreach ($c['items'] as $e_name=>$e_content) {
			echo $e_content;
		}
		echo '</div>';
	}


	# --BEHAVIOR-- adminPostFormSidebar (may be deprecated)
	$core->callBehavior('adminPostFormSidebar',isset($post) ? $post : null);
	echo '</div>';		// End #entry-sidebar

	echo '</form>';

	# --BEHAVIOR-- adminPostForm
	$core->callBehavior('adminPostAfterForm',isset($post) ? $post : null);

	echo '</div>';
}

if ($post_id)
{
	/* Comments
	-------------------------------------------------------- */

	$params = array('post_id' => $post_id, 'order' => 'comment_dt ASC');

	$comments = $core->blog->getComments(array_merge($params,array('comment_trackback'=>0)));

	echo
	'<div id="comments" class="clear multi-part" title="'.__('Comments').'">';
	$combo_action = $comments_actions_page->getCombo();
	$has_action = !empty($combo_action) && !$comments->isEmpty();
	echo
	'<p class="top-add"><a class="button add" href="#comment-form">'.__('Add a comment').'</a></p>';

	if ($has_action) {
		echo '<form action="'.$core->adminurl->get('admin.post').'" id="form-comments" method="post">';
	}

	echo '<h3>'.__('Comments').'</h3>';
	if (!$comments->isEmpty()) {
		showComments($comments,$has_action);
	} else {
		echo '<p>'.__('No comments').'</p>';
	}

	if ($has_action) {
		echo
		'<div class="two-cols">'.
		'<p class="col checkboxes-helpers"></p>'.

		'<p class="col right"><label for="action" class="classic">'.__('Selected comments action:').'</label> '.
		form::combo('action',$combo_action).
		form::hidden(array('section'),'comments').
		form::hidden(array('id'),$post_id).
		$core->formNonce().
		'<input type="submit" value="'.__('ok').'" /></p>'.
		'</div>'.
		'</form>';
	}
	/* Add a comment
	-------------------------------------------------------- */

	echo
	'<div class="fieldset clear">'.
	'<h3>'.__('Add a comment').'</h3>'.

	'<form action="'.$core->adminurl->get("admin.comment").'" method="post" id="comment-form">'.
	'<div class="constrained">'.
	'<p><label for="comment_author" class="required"><abbr title="'.__('Required field').'">*</abbr> '.__('Name:').'</label>'.
	form::field('comment_author',30,255,html::escapeHTML($core->auth->getInfo('user_cn'))).
	'</p>'.

	'<p><label for="comment_email">'.__('Email:').'</label>'.
	form::field('comment_email',30,255,html::escapeHTML($core->auth->getInfo('user_email'))).
	'</p>'.

	'<p><label for="comment_site">'.__('Web site:').'</label>'.
	form::field('comment_site',30,255,html::escapeHTML($core->auth->getInfo('user_url'))).
	'</p>'.

	'<p class="area"><label for="comment_content" class="required"><abbr title="'.__('Required field').'">*</abbr> '.
	__('Comment:').'</label> '.
	form::textarea('comment_content',50,8,html::escapeHTML('')).
	'</p>'.

	'<p>'.
	form::hidden('post_id',$post_id).
	$core->formNonce().
	'<input type="submit" name="add" value="'.__('Save').'" /></p>'.
	'</div>'. #constrained

	'</form>'.
	'</div>'. #add comment
	'</div>'; #comments
}

if ($post_id && $post_status == 1)
{
	/* Trackbacks
	-------------------------------------------------------- */

	$params = array('post_id' => $post_id, 'order' => 'comment_dt ASC');
	$trackbacks = $core->blog->getComments(array_merge($params, array('comment_trackback' => 1)));

	# Actions combo box
	$combo_action = $comments_actions_page->getCombo();
	$has_action = !empty($combo_action) && !$trackbacks->isEmpty();

	if (!empty($_GET['tb_auto'])) {
		$tb_urls = implode("\n", $TB->discover($post_excerpt_xhtml.' '.$post_content_xhtml));
	}

	# Display tab
	echo
	'<div id="trackbacks" class="clear multi-part" title="'.__('Trackbacks').'">';

	# tracbacks actions
	if ($has_action) {
		echo '<form action="'.$core->adminurl->get("admin.post").'" id="form-trackbacks" method="post">';
	}

	echo '<h3>'.__('Trackbacks received').'</h3>';

	if (!$trackbacks->isEmpty()) {
		showComments($trackbacks, $has_action, true);
	} else {
		echo '<p>'.__('No trackback').'</p>';
	}

	if ($has_action) {
		echo
		'<div class="two-cols">'.
		'<p class="col checkboxes-helpers"></p>'.

		'<p class="col right"><label for="action" class="classic">'.__('Selected trackbacks action:').'</label> '.
		form::combo('action', $combo_action).
		form::hidden('id',$post_id).
		form::hidden(array('section'),'trackbacks').
		$core->formNonce().
		'<input type="submit" value="'.__('ok').'" /></p>'.
		'</div>'.
		'</form>';
	}

	/* Add trackbacks
	-------------------------------------------------------- */
	if ($can_edit_post && $post->post_status) {
		echo
		'<div class="fieldset clear">';

		echo
		'<h3>'.__('Ping blogs').'</h3>'.
		'<form action="'.$core->adminurl->get("admin.post",array('id' => $post_id)).'" id="trackback-form" method="post">'.
		'<p><label for="tb_urls" class="area">'.__('URLs to ping:').'</label>'.
		form::textarea('tb_urls', 60, 5, $tb_urls).
		'</p>'.

		'<p><label for="tb_excerpt" class="area">'.__('Excerpt to send:').'</label>'.
		form::textarea('tb_excerpt', 60, 5, $tb_excerpt).'</p>'.

		'<p>'.
		$core->formNonce().
		'<input type="submit" name="ping" value="'.__('Ping blogs').'" />'.
		(empty($_GET['tb_auto']) ?
			'&nbsp;&nbsp;<a class="button" href="'.
			$core->adminurl->get("admin.post",array('id'=> $post_id,'tb_auto' => 1,'tb' => 1)).
			'">'.__('Auto discover ping URLs').'</a>'
		: '').
		'</p>'.
		'</form>';

		$pings = $TB->getPostPings($post_id);

		if (!$pings->isEmpty())
		{
			echo '<h3>'.__('Previously sent pings').'</h3>';

			echo '<ul class="nice">';
			while ($pings->fetch()) {
				echo
				'<li>'.dt::dt2str(__('%Y-%m-%d %H:%M'), $pings->ping_dt).' - '.
				$pings->ping_url.'</li>';
			}
			echo '</ul>';
		}

		echo '</div>';
	}

	echo '</div>'; #trackbacks
}

# Controls comments or trakbacks capabilities
function isContributionAllowed($id,$dt,$com=true)
{
	global $core;

	if (!$id) {
		return true;
	}
	if ($com) {
		if (($core->blog->settings->system->comments_ttl == 0) ||
			(time() - $core->blog->settings->system->comments_ttl*86400 < $dt)) {
			return true;
		}
	} else {
		if (($core->blog->settings->system->trackbacks_ttl == 0) ||
			(time() - $core->blog->settings->system->trackbacks_ttl*86400 < $dt)) {
			return true;
		}
	}
	return false;
}

# Show comments or trackbacks
function showComments($rs,$has_action,$tb=false)
{
	global $core;
	echo
	'<div class="table-outer">'.
	'<table class="comments-list"><tr>'.
	'<th colspan="2" class="first">'.__('Author').'</th>'.
	'<th>'.__('Date').'</th>'.
	'<th class="nowrap">'.__('IP address').'</th>'.
	'<th>'.__('Status').'</th>'.
	'<th>'.__('Edit').'</th>'.
	'</tr>';
	$comments = array();
	if (isset($_REQUEST['comments'])) {
		foreach ($_REQUEST['comments'] as $v) {
			$comments[(integer)$v]=true;
		}
	}

	while($rs->fetch())
	{
		$comment_url = $core->adminurl->get("admin.comment",array('id' => $rs->comment_id));

		$img = '<img alt="%1$s" title="%1$s" src="images/%2$s" />';
		switch ($rs->comment_status) {
			case 1:
				$img_status = sprintf($img,__('Published'),'check-on.png');
				break;
			case 0:
				$img_status = sprintf($img,__('Unpublished'),'check-off.png');
				break;
			case -1:
				$img_status = sprintf($img,__('Pending'),'check-wrn.png');
				break;
			case -2:
				$img_status = sprintf($img,__('Junk'),'junk.png');
				break;
		}

		echo
		'<tr class="line'.($rs->comment_status != 1 ? ' offline' : '').'"'.
		' id="c'.$rs->comment_id.'">'.

		'<td class="nowrap">'.
		($has_action ? form::checkbox(array('comments[]'),$rs->comment_id,isset($comments[$rs->comment_id]),'','',0,'title="'.($tb ? __('select this trackback') : __('select this comment')).'"') : '').'</td>'.
		'<td class="maximal">'.html::escapeHTML($rs->comment_author).'</td>'.
		'<td class="nowrap">'.dt::dt2str(__('%Y-%m-%d %H:%M'),$rs->comment_dt).'</td>'.
		'<td class="nowrap"><a href="'.$core->adminurl->get("admin.comments",array('ip' => $rs->comment_ip)).'">'.$rs->comment_ip.'</a></td>'.
		'<td class="nowrap status">'.$img_status.'</td>'.
		'<td class="nowrap status"><a href="'.$comment_url.'">'.
		'<img src="images/edit-mini.png" alt="" title="'.__('Edit this comment').'" /> '.__('Edit').'</a></td>'.

		'</tr>';
	}

	echo '</table></div>';
}

dcPage::helpBlock('core_post','core_trackbacks','core_wiki');
dcPage::close();
