Файл: qa-include/qa-page-admin-widgets.php
Строк: 309
<?php
/*
Question2Answer (c) Gideon Greenspan
http://www.question2answer.org/
File: qa-include/qa-page-admin-widgets.php
Version: See define()s at top of qa-include/qa-base.php
Description: Controller for admin page for editing widgets
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
More about this license: http://www.question2answer.org/license.php
*/
if (!defined('QA_VERSION')) { // don't allow this page to be requested directly from browser
header('Location: ../');
exit;
}
require_once QA_INCLUDE_DIR.'qa-app-admin.php';
require_once QA_INCLUDE_DIR.'qa-db-selects.php';
// Get current list of widgets and determine the state of this admin page
$widgetid=qa_post_text('edit');
if (!strlen($widgetid))
$widgetid=qa_get('edit');
list($widgets, $pages)=qa_db_select_with_pending(
qa_db_widgets_selectspec(),
qa_db_pages_selectspec()
);
if (isset($widgetid)) {
$editwidget=null;
foreach ($widgets as $widget)
if ($widget['widgetid']==$widgetid)
$editwidget=$widget;
} else {
$editwidget=array('title' => qa_post_text('title'));
if (!isset($editwidget['title']))
$editwidget['title']=qa_get('title');
}
$module=qa_load_module('widget', @$editwidget['title']);
$widgetfound=isset($module);
// Check admin privileges (do late to allow one DB query)
if (!qa_admin_check_privileges($qa_content))
return $qa_content;
// Define an array of relevant templates we can use
$templatelangkeys=array(
'question' => 'admin/question_pages',
'qa' => 'main/recent_qs_as_title',
'activity' => 'main/recent_activity_title',
'questions' => 'admin/question_lists',
'hot' => 'main/hot_qs_title',
'unanswered' => 'main/unanswered_qs_title',
'tags' => 'main/popular_tags',
'categories' => 'misc/browse_categories',
'users' => 'main/highest_users',
'ask' => 'question/ask_title',
'tag' => 'admin/tag_pages',
'user' => 'admin/user_pages',
'message' => 'misc/private_message_title',
'search' => 'main/search_title',
'feedback' => 'misc/feedback_title',
'login' => 'users/login_title',
'register' => 'users/register_title',
'account' => 'profile/my_account_title',
'favorites' => 'misc/my_favorites_title',
'updates' => 'misc/recent_updates_title',
'ip' => 'admin/ip_address_pages',
'admin' => 'admin/admin_title',
);
$templateoptions=array();
if (isset($module) && method_exists($module, 'allow_template')) {
foreach ($templatelangkeys as $template => $langkey)
if ($module->allow_template($template))
$templateoptions[$template]=qa_lang_html($langkey);
if ($module->allow_template('custom'))
foreach ($pages as $page)
if (!($page['flags']&QA_PAGE_FLAGS_EXTERNAL))
$templateoptions['custom-'.$page['pageid']]=qa_html($page['title']);
}
// Process saving an old or new widget
if (qa_clicked('docancel'))
qa_redirect('admin/layout');
elseif (qa_clicked('dosavewidget')) {
require_once QA_INCLUDE_DIR.'qa-db-admin.php';
if (qa_post_text('dodelete')) {
qa_db_widget_delete($editwidget['widgetid']);
qa_redirect('admin/layout');
} else {
if ($widgetfound) {
$intitle=qa_post_text('title');
$inposition=qa_post_text('position');
$intemplates=array();
if (qa_post_text('template_all'))
$intemplates[]='all';
foreach (array_keys($templateoptions) as $template)
if (qa_post_text('template_'.$template))
$intemplates[]=$template;
$intags=implode(',', $intemplates);
// Perform appropriate database action
if (isset($editwidget['widgetid'])) { // changing existing widget
$widgetid=$editwidget['widgetid'];
qa_db_widget_set_fields($widgetid, $intags);
} else
$widgetid=qa_db_widget_create($intitle, $intags);
qa_db_widget_move($widgetid, substr($inposition, 0, 2), substr($inposition, 2));
}
qa_redirect('admin/layout');
}
}
// Prepare content for theme
$qa_content=qa_content_prepare();
$qa_content['title']=qa_lang_html('admin/admin_title').' - '.qa_lang_html('admin/layout_title');
$qa_content['error']=qa_admin_page_error();
$positionoptions=array();
$placeoptionhtml=qa_admin_place_options();
$regioncodes=array(
'F' => 'full',
'M' => 'main',
'S' => 'side',
);
foreach ($placeoptionhtml as $place => $optionhtml) {
$region=$regioncodes[substr($place, 0, 1)];
$widgetallowed=method_exists($module, 'allow_region') && $module->allow_region($region);
if ($widgetallowed)
foreach ($widgets as $widget)
if ( ($widget['place']==$place) && ($widget['title']==$editwidget['title']) && ($widget['widgetid']!==@$editwidget['widgetid']) )
$widgetallowed=false; // don't allow two instances of same widget in same place
if ($widgetallowed) {
$previous=null;
$passedself=false;
$maxposition=0;
foreach ($widgets as $widget)
if ($widget['place']==$place) {
$positionhtml=$optionhtml;
if (isset($previous))
$positionhtml.=' - '.qa_lang_html_sub('admin/after_x', qa_html($passedself ? $widget['title'] : $previous['title']));
if ($widget['widgetid']==@$editwidget['widgetid'])
$passedself=true;
$maxposition=max($maxposition, $widget['position']);
$positionoptions[$place.$widget['position']]=$positionhtml;
$previous=$widget;
}
if ((!isset($editwidget['widgetid'])) || $place!=@$editwidget['place']) {
$positionhtml=$optionhtml;
if (isset($previous))
$positionhtml.=' - '.qa_lang_html_sub('admin/after_x', $previous['title']);
$positionoptions[$place.(isset($previous) ? (1+$maxposition) : 1)]=$positionhtml;
}
}
}
$positionvalue=@$positionoptions[$editwidget['place'].$editwidget['position']];
$qa_content['form']=array(
'tags' => 'METHOD="POST" ACTION="'.qa_path_html(qa_request()).'"',
'style' => 'tall',
'fields' => array(
'title' => array(
'label' => qa_lang_html('admin/widget_name').' '.qa_html($editwidget['title']),
'type' => 'static',
'tight' => true,
),
'position' => array(
'id' => 'position_display',
'tags' => 'NAME="position"',
'label' => qa_lang_html('admin/position'),
'type' => 'select',
'options' => $positionoptions,
'value' => $positionvalue,
),
'delete' => array(
'tags' => 'NAME="dodelete" ID="dodelete"',
'label' => qa_lang_html('admin/delete_widget_position'),
'value' => 0,
'type' => 'checkbox',
),
'all' => array(
'id' => 'all_display',
'label' => qa_lang_html('admin/widget_all_pages'),
'type' => 'checkbox',
'tags' => 'NAME="template_all" ID="template_all"',
'value' => is_numeric(strpos(','.@$editwidget['tags'].',', ',all,')),
),
'templates' => array(
'id' => 'templates_display',
'label' => qa_lang_html('admin/widget_pages_explanation'),
'type' => 'custom',
'html' => '',
),
),
'buttons' => array(
'save' => array(
'label' => qa_lang_html(isset($editwidget['widgetid']) ? 'main/save_button' : ('admin/add_widget_button')),
),
'cancel' => array(
'tags' => 'NAME="docancel"',
'label' => qa_lang_html('main/cancel_button'),
),
),
'hidden' => array(
'dosavewidget' => '1', // for IE
'edit' => @$editwidget['widgetid'],
'title' => @$editwidget['title'],
),
);
foreach ($templateoptions as $template => $optionhtml)
$qa_content['form']['fields']['templates']['html'].=
'<INPUT TYPE="checkbox" NAME="template_'.qa_html($template).'"'.
(is_numeric(strpos(','.@$editwidget['tags'].',', ','.$template.',')) ? ' CHECKED' : '').
'/> '.$optionhtml.'<BR/>';
if (isset($editwidget['widgetid']))
qa_set_display_rules($qa_content, array(
'templates_display' => '!(dodelete||template_all)',
'all_display' => '!dodelete',
));
else {
unset($qa_content['form']['fields']['delete']);
qa_set_display_rules($qa_content, array(
'templates_display' => '!template_all',
));
}
if (!$widgetfound) {
unset($qa_content['form']['fields']['title']['tight']);
$qa_content['form']['fields']['title']['error']=qa_lang_html('admin/widget_not_available');
unset($qa_content['form']['fields']['position']);
unset($qa_content['form']['fields']['all']);
unset($qa_content['form']['fields']['templates']);
if (!isset($editwidget['widgetid']))
unset($qa_content['form']['buttons']['save']);
} elseif (!count($positionoptions)) {
unset($qa_content['form']['fields']['title']['tight']);
$qa_content['form']['fields']['title']['error']=qa_lang_html('admin/widget_no_positions');
unset($qa_content['form']['fields']['position']);
unset($qa_content['form']['fields']['all']);
unset($qa_content['form']['fields']['templates']);
unset($qa_content['form']['buttons']['save']);
}
$qa_content['navigation']['sub']=qa_admin_sub_navigation();
return $qa_content;
/*
Omit PHP closing tag to help avoid accidental output
*/