<?php

/**
 * @throws App_Cms_Exception
 * @method App_Cms_Obj _getDataObj()
 */

class App_Cms_View extends Qs_ViewController
{
    /**
     * @var App_Cms_Obj
     */
    protected $_dataObj;

    /**
     * @var App_Doc_Admin
     */
    protected $_doc;

    protected $_applicationName = 'cms';
    protected $_actions = array(
        'showSiteMap', 'cancel', 'new', 'insert', 'edit', 'update', 'removeDraft', 'delete', 'changeOption', 'reorder',
        'updateOrder', 'updateMeta', 'updateItem', 'loadDialogItemType', 'addItem', 'deleteItem', 'reorderItems',
        'publish', 'back', 'getBodyTemplates', 'getHtmlBlockContent'
    );
    public $itemGroups;

    protected function _init()
    {
        if (!($language = $this->getRestAlias())) {
            $language = Qs_Constant::get('CURRENT_LANGUAGE');
        }
        $this->_getDataObj()->setLanguage($language);
        $this->_getDataObj()->idParent = intval(Qs_Request::getRequestValue('idParent'));
        if ($this->_doc->getAuth()->getSuMode()) {
            $this->_getDataObj()->setSuMode();
        } else {
            $this->_getDataObj()->addFilter(array('system' => 'n'));
        }
        $this->_getDataObj()->setRedirection($this->getConfig('hasRedirection', false));
        return $this;
    }

    protected function _initAction()
    {
        $this->_pageHeaderTemplatesMap['headerPublish'] = 'headerEdit';
        return parent::_initAction();
    }

    protected function _doBack()
    {
        $this->_clearBackUrl();
        Qs_Http::redirect($this->finalUrl());
    }

    protected function _doNew()
    {
        if (!$this->_getDataObj()->isDefaultLanguage()) {
            Qs_Http::redirect(Qs_Request::getFinalUrl());
        }
        $defaults = array('meta' => array(), 'options' => array());
        if (isset($_REQUEST['idParent'])) {
            $defaults['meta']['idParent'] = intval($_REQUEST['idParent']);
        }
        if (true === $this->getConfig('additionalPages')) {
            $isParentAdditional = false;
            $idParent = (int) Qs_Request::getRequestValue('idParent');
            if ($idParent) {
                $isParentAdditional = $this->_getDataObj()->isAdditional($idParent);
            }
            if ('y' == Qs_Request::getRequestValue('isAdditional') || $isParentAdditional) {
                $defaults['options']['isAdditional'] = array(
                    'name'  => 'isAdditional',
                    'show'  => 'n',
                    'value' => 'y',
                );
                $defaults['options']['showInMenu'] = array(
                    'name'  => 'showInMenu',
                    'show'  => 'n',
                    'value' => 'n',
                );
                $defaults['options']['showInFooter'] = array(
                    'name'  => 'showInFooter',
                    'show'  => 'n',
                    'value' => 'n',
                );
            }
        }
        $this->_getDataObj()->initNewPage($defaults);
        $id = $this->_getDataObj()->insertDefaultPage($defaults);
        Qs_Http::redirect($this->url(array('action' => 'edit', 'id' => $id)));
    }

    protected function _getData4Edit()
    {
        $data = $this->_getDataObj()->getDraftData();

        // convert custom options to json
        $customOptions = $data['meta']['customOptions'];
        if (is_array($customOptions)) {
            $customOptions = json_encode($customOptions);
        } else if (empty($customOptions)) {
            $customOptions = '';
        }
        $data['meta']['customOptions'] = $customOptions;

        return $data;
    }

    protected function _doEdit()
    {
        if (!$this->_lock()) {
            $this->_setBackAttention($this->_createMessage(static::MSG_LOCKED, $this->_getLocker()));
            $this->_doBack();
        }

        if (!$this->_getDataObj()->draftExists()) {
            try {
                $this->_getDataObj()->createDraft();
            } catch (App_Cms_Exception $e) {
                $this->_doc->displayError($e->getMessage());
                return $this;
            }
        }
        if (!$this->_getDataObj()->draftPageOptionExists()) {
            try {
                $this->_getDataObj()->createPageOptionDraft();
            } catch (App_Cms_Exception $e) {
                $this->_doc->displayError($e->getMessage());
                return $this;
            }
        }

        $data = $this->_getData4Edit();

        if (!App_Admin_Auth::getInstance()->getSuMode() && $this->_dataObj->isParentDisabled($data['meta']['id'])) {
            $data['meta']['enabled'] = 'n'; // якщо "задісейблений" один з парентів, то скидаємо чекбокс не залежно від його значення
        }

        if (empty($data)) {
            $this->_setBackError('Invalid Page ID');
            $this->_doBack();
        }

        $form = $this->_getEditForm();
        if (!empty($data['meta']['alias']) && !empty($data['meta']['menuTitle'])) {
            $form->meta->setMode('view');
        }
        $form->setDefaults($data);
        $this->_addFormItem($form);
        if (null === $data['meta']['alias']) {
            $this->_action = 'new';
        }
        $this->_postEdit();
        return $this;
    }

    /**
     * @param array $options
     * @return App_Cms_Form_Edit
     */
    protected function _getEditForm(array $options = array())
    {
        if (!array_key_exists('defaults', $options)) {
            $options['defaults'] = $this->_getDataObj()->getDraftData();
            $options['primaryKey'] = $this->_getDataObj()->getPrimaryKeyArray();
        }
        if (!array_key_exists('language', $options)) {
            $options['language'] = $this->_getDataObj()->getLanguage();
        }
        return parent::_getEditForm($options);
    }

    protected function _doUpdateMetaAjax()
    {
        $result = array();
        if ($this->_isLocked()) {
            $locker = $this->_getLocker();
            $result = array('isLocked' => true, 'error' => $this->_createMessage(static::MSG_LOCKED, $locker));
        } else {
            $form = $this->_getEditForm();
            /** @var $meta Qs_Form_SubForm */
            $meta = $form->getSubForm('meta');
            if ($meta->validate()) {
                $data = $meta->getValues(true);

                /**
                 * Якщо прийшла порожня стрічка (""), то це сабміт з "dummy" моду і парента апдейтити не треба.
                 * В решті випадків парент має апдейтитись
                 */
                if ($data['idParent'] == '') {
                    unset($data['idParent']);
                }

                $enabledElement = $meta->getElement('enabled');
                if ($enabledElement) {
                    if (($enabledElement->getAttrib('disabled') || $enabledElement->getAttrib('disable'))
                        && empty($data['enabled'])
                    ) {
                        unset($data['enabled']);
                    }
                }

                $this->_getDataObj()->updateDraftMeta($data);
            } else {
                $result['errors'] = $meta->getMessages(null, true);
            }
        }
        $this->_displayJson($result);
    }

    protected function _doUpdateItem()
    {
        $this->_do404();
    }

    protected function _doUpdateItemAjax()
    {
        $this->_getDataObj()->setPrimaryKey(Qs_Request::getRequestValue('idPage'));

        if ($this->_isLocked()) {
            $locker = $this->_getLocker();
            $result = array('isLocked' => true, 'error' => $this->_createMessage(static::MSG_LOCKED, $locker));
        } else {
            $this->_getDataObj()->initDraftData();

            $item = Qs_Request::getPost();
            unset($item['action']);
            $item['id'] = $item['idItem'];

            $form = $this->_getEditForm();
            /** @var App_Cms_Form_SubForm_Item $itemSubForm */
            $itemSubForm = $form->getSubForm($item['groupName'])->getSubForm('i' . $item['idItem']);

            $result = array('isValid' => true);

            if ($configForm = $itemSubForm->getSubForm('config')) {
                /** @var $configViewForm Qs_Form_Config */
                $configViewForm = clone $configForm;

                /** @var $decorator Qs_Form_Decorator_DtDdWrapper */
                $decorator = $configViewForm->getDecorator('DtDdWrapper');
                $decorator->setDdAttrib('class', 'item_config_view');

                $result = $configViewForm->validateAjax();
                if (!$result['isValid']) {
                    $this->_displayJson($result);
                } else {
                    $result['viewHtml'] = $configViewForm->renderView();
                }
            }

            if ($itemSubForm instanceof App_Cms_Form_SubForm_ItemHtmlBlock) {
                $result['contentViewHtml'] = $this->_dataObj->getFilteredHtmlBlockViewContent(
                    Qs_Array::get($item, 'data[content]')
                );
            }

            $this->_getDataObj()->updateDraftItem($item['idItem'], $item['type'], $item);
        }

        $this->_displayJson($result);
    }

    protected function _doLoadDialogItemTypeAjax()
    {
        $item = array();
        $item['typeOptions'] = $this->_getDataObj()->getDItemType4Select();
        $item['groupNameOptions'] = $this->_getDataObj()->getItemGroupNames();
        $this->_doc->assign('item', new Qs_Doc_Item($item));
        $this->_doc->setLayoutTemplate($this->getTemplate('Dialog/item-type.tpl'));
        echo $this->_doc->fetch();
        exit;
    }

    protected function _doAddItemAjax()
    {
        if ($this->_isLocked()) {
            $locker = $this->_getLocker();
            $result = array('isLocked' => true, 'error' => $this->_createMessage(static::MSG_LOCKED, $locker));
            $this->_displayJson($result);
        }

        $id = (int)Qs_Request::getPostValue('id');
        $groupName = Qs_Request::getPostValue('groupName');
        $renderGroup = (bool)Qs_Request::getPostValue('renderGroup');
        $type = Qs_Request::getPostValue('type');
        $itemData = array('idPage' => $id, 'type' => $type);
        if (!($itemData['idGroup'] = $this->_getDataObj()->getGroupIdByName($groupName))) {
             $itemData['idGroup'] = 1;
        }
        $idItem = $this->_getDataObj()->insertDraftItem($itemData);
        $data = $this->_getDataObj()->getDraftItem($idItem);
        $this->_getDataObj()->initDraftData();
        $form = $this->_getEditForm();

        $result = array('idItem' => $idItem);
        $result['actions'] = $form->getItemActions($data);
        if (in_array('edit', $result['actions'])) {
            $result['mode'] = 'edit';
        }
        $this->_doc->clearScripts();
        $this->_doc->clearStylesheets();
        $this->_doc->clearInlineScripts();
        $this->_doc->clearInitFunctions();
        /** @var $subFormItemsGroup Zend_Form_SubForm */
        if ($renderGroup) {
            if ($subFormItemsGroup = $form->getSubForm($groupName)) {
                $subFormItemsGroup->setView(Qs_View::getInstance());
                $result['html'] = $subFormItemsGroup->render();
            }
        } else {
            /** @var $subFormItem Qs_Form_SubForm*/
            if (isset($form->$groupName) && isset($form->$groupName->{"i{$idItem}"})) {
                $subFormItem = $form->$groupName->{"i{$idItem}"};
            } else {
                $subFormItem = $form->getItemSubForm(array('type' => $type, 'groupName' => $groupName, 'id' => $idItem));
            }
            $form->render();
            $subFormItem->setDefaults($data);
            $subFormItem->setView(Qs_View::getInstance());
            $result['html'] = $subFormItem->render();
        }
        // TODO: add already loaded resources check, onLoadCallback
        // $result['javascript'] = $this->_getItemJavaScript();
        $this->_displayJson($result);
    }

    protected function _getItemJavaScript()
    {
        $script = '';

        $head = $this->_doc->getTemplateVariable('head');
        foreach($head['stylesheet'] as $file) {
            $script .= "qs.resource.load('{$file['href']}');\n";
        }

        foreach ($head['script'] as $file) {
            $script .= "qs.resource.load('{$file['src']}');\n";
        }

        foreach ($head['inlineScript'] as $inlineScript) {
            $script .= "{$inlineScript}\n";
        }

        $script .= "\n" . $this->_doc->renderReadyFunctions();

        $script .= "\n" . $this->_doc->renderInitFunctions();

        return $script;
    }

    protected function _doDeleteItemAjax()
    {
        if ($this->_isLocked()) {
            $locker = $this->_getLocker();
            $result = array('isLocked' => true, 'error' => $this->_createMessage(static::MSG_LOCKED, $locker));
        } else {
            $idItem = (int)Qs_Request::getPostValue('idItem');
            $this->_getDataObj()->deleteDraftItem($idItem);
            $result = array();
        }
        $this->_displayJson($result);
    }

    protected function _doReorderItemsAjax()
    {
        if ($this->_isLocked()) {
            $locker = $this->_getLocker();
            $result = array('isLocked' => true, 'error' => $this->_createMessage(static::MSG_LOCKED, $locker));
        } else {
            $groupName = Qs_Request::getPostValue('groupName');
            $order = Qs_Request::getPostValue('order');
            $this->_getDataObj()->reorderDraftItemsGroup($order);
            asort($order);
            $result = array(
                'groupName' => $groupName,
                'order'     => array_keys($order)
            );
        }
        $this->_displayJson($result);
    }

    protected function _handleFiles(Qs_Form $form)
    {
        $data = array();
        foreach ($this->_getDataObj()->getFileFields() as $fieldName) {
            if (($value = $form->getValue($fieldName))) {
                $data[$fieldName] = $value;
            } else if (Qs_Request::getPostValue($fieldName . '[del]') == 'on') {
                $data[$fieldName] = null;
                $adapter = new Qs_File_Transfer_Adapter_Db();
                $adapter->delete(Qs_Request::getPostValue($fieldName . '[oldFile]'));
                unset($adapter);
            }
        }

        if (!empty($data)) {
            $this->_getDataObj()->updateDraftMeta($data);
        }

        return $this;
    }

    protected function _doPublish()
    {
        if ($this->_isLocked()) {
            $this->_setBackAttention($this->_createMessage(static::MSG_LOCKED, $this->_getLocker()));
            $this->_doBack();
        }

        $this->_getDataObj()->setPrimaryKey(Qs_Request::getRequestValue('meta[id]'));
        $this->_getDataObj()->initDraftData();
        $data = $this->_getDataObj()->getDraftData();
        if (empty($data)) {
            $this->_setBackError('The page draft you edited has been already published. '
                                 . 'You changes are not applied. '
                                 . 'Try again.');
            $this->_doBack();
        }
        $post = Qs_Request::getPost();
        unset($post['meta'], $post['ITEMS']); // мета та айтеми зберігаються аяксом і при публікуванні вже збережені
        $data = array_merge($data, $post);

        $this->_getDataObj()->setPrimaryKey($data['meta']['id']);
        $this->_getDataObj()->idParent = (int) $data['meta']['idParent'];

        $form = $this->_getEditForm();
        if ($form->validate($data)) {

            $isNewPage = !(bool) $this->_getDataObj()->getPageById($this->_getDataObj()->getPrimaryKey());

            $this->_handleFiles($form);
            $this->_getDataObj()->publish();
            $this->_getDataObj()->deleteDraft();
            $this->_getDataObj()->initData();
            $this->_log();
            $this->_unlock();
            if ($isNewPage) {
                $this->_setBackMessage(static::MSG_ADDED);
            } else {
                $this->_setBackMessage(static::MSG_UPDATED);
            }
            $this->_doBack();
        } else {
            $messages = $form->getMessages();
            if (array_key_exists('meta', $messages)) {
                $form->meta->setMode('edit');
            } else {
                $form->meta->setMode('view');
            }
            foreach ($messages as $groupName => $groupItems) {
                if ($groupName == 'meta') {
                    continue;
                }
                if (!$form->{$groupName}) {
                    continue;
                }
                $items = array_keys($groupItems);
                foreach ($items as $item) {
                    if (!$form->{$groupName}->{$item}) {
                        continue;
                    }
                    $form->{$groupName}->{$item}->setMode('edit');
                }
            }
            $this->_addFormItem($form);
        }
        return $this;
    }

    protected function _doRemoveDraft()
    {
        $this->_unlock();

        $this->_getDataObj()->deleteDraft();
        $meta = $this->_getDataObj()->getMeta($this->_getDataObj()->getPrimaryKey());
        if ($meta && null === $meta['alias']) {
            $this->_getDataObj()->delete();
        }
        $this->_doBack();
    }

    protected function _doShowSiteMap()
    {
        $this->_addLinksItem();
        $item = array();
        $options = array();
        if (true === $this->getConfig('additionalPages')) {
            $item['additionalPages'] = true;
            $options = array('select' => $this->_getDataObj()->getAdditionalSelect4SiteMap());
        }
        $item['siteMap'] = $this->_getDataObj()->getSiteMap($options);
        App_Sitemap_Virtual::prepare($item['siteMap']);
        $item['siteMapPagesCount'] = $this->_getDataObj()->getSiteMapPageCount($item['siteMap']);
        if (true === $this->getConfig('additionalPages')) {
            $item['additionalPagesTopLevelCount'] = $this->_getAdditionalPagesTopLevelCount($item['siteMap']);
        }
        $item['tpl'] = $this->getTemplate('sitemap.tpl');
        $this->_addItem($item);
        return $this;
    }

    protected function _getAdditionalPagesTopLevelCount($sitemap)
    {
        $count = 0;
        foreach ($sitemap as $page) {
            if ('y' == $page['isAdditional']) {
                $count++;
            }
        }
        return $count;
    }

    protected function _getReorderForm(array $options = array())
    {
        if (true === $this->getConfig('additionalPages') && 'y' == Qs_Request::getRequestValue('isAdditional')) {
            $isAdditional = true;
        } else {
            $isAdditional = false;
        }

        $options = array(
            'idParent'     => $this->_getDataObj()->idParent,
            'orderOptions' => $this->_getDataObj()->getReorderOptions(null, null, $isAdditional),
        );

        $form = $this->_getFormInstance('reorder', $options);

        return $form;
    }

    protected function _getDefaultLinks()
    {
        $links = array();

        if ($this->getConfig('allowAddTopLevelPage') || $this->_doc->getAuth()->getSuMode()) {
            $links['new'] = 'Add top-level ' . $this->getConfig('itemName');
        }

        if ($this->getConfig('allowReorderTopLevelPages') || $this->_doc->getAuth()->getSuMode()) {
            $links['reorder'] = 'Reorder top-level ' . $this->getConfig('itemsName');
        }

        if ($this->_doc->getAuth()->getSuMode()) {
            $links[] = array(
                'title' => 'Export ' . $this->getConfig('itemsName'),
                'url'   => Qs_SiteMap::findFirst(null, array('type' => 'Cms\\Export\\'), null, 'url')
            );
        }

        return $links;
    }

    protected function _addGoogleAnalyticsLinkItem()
    {
        $url = $this->getConfig('analytics')->url;
        $code = App_Settings_Obj::get('analyticsCode');
        if (!empty($code) && !empty($url)) {
            $title = 'Launch Google Analytics';

            $attribs = array(
                'id'     => str_replace('_', '-', substr(strtolower(get_class($this)), 0, -4) . 'links-google-analytics'),
                'class'  => 'pull-right btn',
                'target' => '_blank',
                'title'  => $title,
                'href'   => $url,
            );
            require_once 'lib/Smarty/app_plugins/modifier.html_render_attribs.php';
            $attribs = smarty_modifier_html_render_attribs($attribs);

            $link = '<a ' . $attribs . '><i class="fa fa-bar-chart-o"></i> ' . htmlspecialchars($title) . '</a>';

            $item = array();
            $item['text'] = $link;
            $item['tpl'] = $this->getTemplate('text.tpl');

            $this->_addItem($item);
        }
        return $this;
    }

    protected function _addLinksItem(array $links = null, $item = array())
    {
        if (null === $links) {
            $links = $this->_getLinks();
        }
        if (!$this->_hasLinks || empty($links)) {
            return $this;
        }
        $defaultItem = array(
            'tpl'     => $this->getTemplate('list-links.tpl'),
            'attribs' => array(
                'id'    => str_replace('_', '-', substr(strtolower(get_class($this)), 0, -4) . 'links'),
                'class' => 'nav nav-pills pull-left top-links'
            )
        );
        $item = Qs_Array::mergeRecursive($defaultItem, $item);
        $item['links'] = $links;
        $this->_addItem($item);

        $this->_addGoogleAnalyticsLinkItem();

        return $this;
    }


    protected function _getData($field = null, $default = null, $method = 'POST')
    {
        if ($_SERVER['REQUEST_METHOD'] == strtoupper($method)) {
            if (false === $field) {
                return $_POST;
            }
            return Qs_Request::getPostValue($field, $default);
        }
        $key = $this->_getDataObj()->getPrimaryKey();
        if (empty($key)) {
            return $default;
        }
        return $this->_getDataObj()->getDraftData($field);
    }

    protected function _doGetBodyTemplatesAjax()
    {
        $handler = Qs_Request::getRequestValue('handler');
        $options = $this->_getDataObj()->getBodyTemplate4Select($handler);
        $this->_displayJson(array('options' => $options));
    }

    protected function _doGetHtmlBlockContentAjax()
    {
        $idItem = Qs_Request::getRequestValue('idItem');
        $item = $this->_getDataObj()->getDraftItem($idItem);
        die(Qs_Array::get($item, 'data[content]'));
    }
}