hook.php

<?php
namespace Bitrix\Landing;
 
use Bitrix\Landing\Hook\Page;
use \Bitrix\Landing\Internals\HookDataTable as HookData;
use \Bitrix\Main\Event;
use \Bitrix\Main\EventResult;
 
class Hook
{
    protected static $editMode = false;
 
    const ENTITY_TYPE_SITE = 'S';
 
    const ENTITY_TYPE_LANDING = 'L';
 
    const HOOKS_PAGE_DIR = '/bitrix/modules/landing/lib/hook/page';
 
    const HOOKS_NAMESPACE = '\\Hook\\Page\\';
 
    protected const HOOKS_ON_COPY_HANDLER = 'onCopy';
 
    const HOOKS_CODES_FILES = [
        'METAOG_IMAGE',
        'BACKGROUND_PICTURE'
    ];
 
    const HOOKS_CODES_DESIGN = [
        'BACKGROUND_USE',
        'BACKGROUND_PICTURE',
        'BACKGROUND_POSITION',
        'BACKGROUND_COLOR',
        'FONTS_CODE',
        'THEME_CODE',
        'THEME_USE',
        'THEME_COLOR',
        'THEMEFONTS_USE',
        'THEMEFONTS_CODE_H',
        'THEMEFONTS_CODE',
        'THEMEFONTS_SIZE',
        'THEMEFONTS_COLOR',
        'THEMEFONTS_COLOR_H',
        'THEMEFONTS_LINE_HEIGHT',
        'THEMEFONTS_FONT_WEIGHT',
        'THEMEFONTS_FONT_WEIGHT_H',
    ];
 
    protected static function getClassesFromDir($dir)
    {
        $classes = array();
 
        $path = Manager::getDocRoot() . $dir;
        if (($handle = opendir($path)))
        {
            while ((($entry = readdir($handle)) !== false))
            {
                if ($entry != '.' && $entry != '..')
                {
                    $classes[] = mb_strtoupper(pathinfo($entry, PATHINFO_FILENAME));
                }
            }
        }
 
        return $classes;
    }
 
    public static function getData($id, $type, $asIs = false): array
    {
        $data = [];
        $id = (int)$id;
 
        if (!is_string($type))
        {
            return $data;
        }
 
        $res = HookData::getList([
            'select' => [
                'ID', 'HOOK', 'CODE', 'VALUE'
            ],
            'filter' => [
                'ENTITY_ID' => $id,
                '=ENTITY_TYPE' => $type,
                '=PUBLIC' => self::$editMode ? 'N' : 'Y'
            ],
            'order' => [
                'ID' => 'asc'
            ]
        ]);
        while ($row = $res->fetch())
        {
            if (!isset($data[$row['HOOK']]))
            {
                $data[$row['HOOK']] = [];
            }
            if (mb_strpos($row['VALUE'], 'serialized#') === 0)
            {
                $row['VALUE'] = unserialize(mb_substr($row['VALUE'], 11), ['allowed_classes' => false]);
            }
            $data[$row['HOOK']][$row['CODE']] = $asIs ? $row : $row['VALUE'];
        }
 
        return $data;
    }
 
    protected static function getList($id, $type, array $data = array())
    {
        $hooks = array();
        $classDir = self::HOOKS_PAGE_DIR;
        $classNamespace = self::HOOKS_NAMESPACE;
        $excludedHooks = \Bitrix\Landing\Site\Type::getExcludedHooks();
 
        // first read all hooks in base dir
        foreach (self::getClassesFromDir($classDir) as $class)
        {
            if (in_array($class, $excludedHooks))
            {
                continue;
            }
            $classFull = __NAMESPACE__  . $classNamespace . $class;
            if (class_exists($classFull))
            {
                $hooks[$class] = new $classFull(
                    self::$editMode,
                    !($type == self::ENTITY_TYPE_SITE)
                );
            }
        }
 
        // sort hooks
        uasort($hooks, function($a, $b)
        {
            if ($a->getSort() == $b->getSort())
            {
                return 0;
            }
            return ($a->getSort() < $b->getSort()) ? -1 : 1;
        });
 
        // check custom exec
        $event = new Event('landing', 'onHookExec');
        $event->send();
        foreach ($event->getResults() as $result)
        {
            if ($result->getType() != EventResult::ERROR)
            {
                if ($customExec = $result->getModified())
                {
                    foreach ((array)$customExec as $code => $itemExec)
                    {
                        $code = mb_strtoupper($code);
                        if (isset($hooks[$code]) && is_callable($itemExec))
                        {
                            $hooks[$code]->setCustomExec($itemExec);
                        }
                    }
                    unset($code, $itemExec);
                }
                unset($customExec);
            }
        }
        unset($event, $result);
 
        // then fill hook with data
        if (!empty($hooks) && $id > 0)
        {
            if (empty($data))
            {
                $data = self::getData($id, $type);
            }
            foreach ($hooks as $code => $hook)
            {
                if (isset($data[$code]))
                {
                    $hook->setData($data[$code]);
                }
            }
        }
 
        return $hooks;
    }
 
    public static function setEditMode(bool $mode = true): void
    {
        self::$editMode = $mode;
    }
 
    public static function getEditMode(): bool
    {
        return self::$editMode;
    }
 
    public static function getForSite($id)
    {
        if (!Landing::getEditMode())
        {
            static $hooks = [];
        }
        else
        {
            $hooks = [];
        }
 
        if (!array_key_exists($id, $hooks))
        {
            $hooks[$id] = self::getList($id, self::ENTITY_TYPE_SITE);
        }
 
        return $hooks[$id];
    }
 
    public static function getForLanding($id)
    {
        if (!Landing::getEditMode())
        {
            static $hooks = [];
        }
        else
        {
            $hooks = [];
        }
 
        if (!array_key_exists($id, $hooks))
        {
            $hooks[$id] = self::getList($id, self::ENTITY_TYPE_LANDING);
        }
 
        return $hooks[$id];
    }
 
    public static function getForLandingRow($id)
    {
        return self::getData($id, self::ENTITY_TYPE_LANDING);
    }
 
    protected static function copy($from, $to, $type, $publication = false)
    {
        $from = (int)$from;
        $to = (int)$to;
        $data = self::getData($from, $type);
        $existData = [];
 
        $classDir = self::HOOKS_PAGE_DIR;
        $classNamespace = self::HOOKS_NAMESPACE;
        $excludedHooks = \Bitrix\Landing\Site\Type::getExcludedHooks();
 
        // first read all hooks in base dir
        foreach (self::getClassesFromDir($classDir) as $class)
        {
            if (in_array($class, $excludedHooks, true))
            {
                continue;
            }
            $classFull = __NAMESPACE__  . $classNamespace . $class;
            if (
                isset($data[$class])
                && method_exists($classFull, self::HOOKS_ON_COPY_HANDLER)
            )
            {
                $handler = self::HOOKS_ON_COPY_HANDLER;
                if ($preparedData = $classFull::$handler($data[$class], $from, $type, $publication))
                {
                    $data[$class] = $preparedData;
                }
            }
        }
 
        // collect exist data
        if ($data)
        {
            $res = HookData::getList([
                'select' => [
                    'ID', 'HOOK', 'CODE'
                ],
                'filter' => [
                    'ENTITY_ID' => $to,
                    '=ENTITY_TYPE' => $type,
                    '=PUBLIC' => $publication ? 'Y' : 'N'
                ]
            ]);
            while ($row = $res->fetch())
            {
                $existData[$row['HOOK'] . '_' . $row['CODE']] = $row['ID'];
            }
        }
 
        // update existing keys or add new
        foreach ($data as $hookCode => $items)
        {
            foreach ($items as $code => $value)
            {
                $existKey = $hookCode . '_' . $code;
                if (is_array($value))
                {
                    $value = 'serialized#' . serialize($value);
                }
                if (array_key_exists($existKey, $existData))
                {
                    HookData::update($existData[$existKey], [
                        'VALUE' => $value
                    ]);
                    unset($existData[$existKey]);
                }
                else
                {
                    HookData::add([
                        'ENTITY_ID' => $to,
                        'ENTITY_TYPE' => $type,
                        'HOOK' => $hookCode,
                        'CODE' => $code,
                        'VALUE' => $value,
                        'PUBLIC' => $publication ? 'Y' : 'N'
                    ]);
                }
            }
        }
 
        // delete unused data
        if ($existData)
        {
            foreach ($existData as $delId)
            {
                HookData::delete($delId);
            }
        }
    }
 
    public static function copySite($from, $to)
    {
        $originalEditMode = self::$editMode;
        if (!self::$editMode)
        {
            self::$editMode = true;
        }
        self::copy($from, $to, self::ENTITY_TYPE_SITE);
        self::$editMode = $originalEditMode;
    }
 
    public static function copyLanding($from, $to)
    {
        $originalEditMode = self::$editMode;
        if (!self::$editMode)
        {
            self::$editMode = true;
        }
        self::copy($from, $to, self::ENTITY_TYPE_LANDING);
        self::$editMode = $originalEditMode;
    }
 
    public static function publicationSite($siteId)
    {
        self::copy($siteId, $siteId, self::ENTITY_TYPE_SITE, true);
    }
 
    public static function publicationLanding($lid)
    {
        self::copy($lid, $lid, self::ENTITY_TYPE_LANDING, true);
    }
 
    public static function publicationSiteWithSkipNeededPublication($siteId): void
    {
        self::publicationWithSkipNeededPublication($siteId, self::ENTITY_TYPE_SITE);
    }
 
    public static function publicationLandingWithSkipNeededPublication($landingId): void
    {
        self::publicationWithSkipNeededPublication($landingId, self::ENTITY_TYPE_LANDING);
    }
 
    protected static function publicationWithSkipNeededPublication($id, $type): void
    {
        $editModeBack = self::$editMode;
        self::$editMode = false;
        $publicData = self::getData($id, $type, true);
        self::$editMode = $editModeBack;
 
        if ($type === self::ENTITY_TYPE_SITE)
        {
            self::publicationSite($id);
        }
        if ($type === self::ENTITY_TYPE_LANDING)
        {
            self::publicationLanding($id);
        }
        $data = self::getData($id, $type, true);
 
        // return previously public values
        $needClearCache = false;
        foreach (self::getList($id, $type) as $hook)
        {
            if ($hook->isNeedPublication())
            {
                $fieldsToDelete = [];
                if (isset($publicData[$hook->getCode()]))
                {
                    foreach ($data[$hook->getCode()] as $fieldCode => $field)
                    {
                        if (!isset($publicData[$hook->getCode()][$fieldCode]))
                        {
                            $fieldsToDelete[$fieldCode] = $field;
                        }
                        elseif ($publicData[$hook->getCode()][$fieldCode]['VALUE'] !== $field['VALUE'])
                        {
                            $needClearCache = true;
                            HookData::update($field['ID'],
                                [
                                    'VALUE' => $field['VALUE'],
                                ]
                            );
                        }
                    }
                }
                else
                {
                    $fieldsToDelete = $data[$hook->getCode()] ?? [];
                }
 
                // del if not exists in public
                if (!empty($fieldsToDelete))
                {
                    $needClearCache = true;
                    foreach ($fieldsToDelete as $fieldCode => $field)
                    {
                        $res = HookData::getList([
                            'select' => ['ID'],
                            'filter' => [
                                'ENTITY_ID' => $id,
                                '=ENTITY_TYPE' => $type,
                                '=HOOK' => $hook->getCode(),
                                '=CODE' => $fieldCode,
                                '=PUBLIC' => 'Y'
                            ]
                        ]);
                        if ($row = $res->fetch())
                        {
                            HookData::delete($row['ID']);
                        }
                    }
                }
            }
        }
 
        // drop public cache
        if ($needClearCache)
        {
            if ($type === self::ENTITY_TYPE_SITE)
            {
                $landings = Landing::getList([
                    'select' => ['ID'],
                    'filter' => [
                        'SITE_ID' => $id,
                        '=PUBLIC' => 'Y',
                        '=DELETED' => 'N',
                    ],
                ]);
                while ($landing = $landings->fetch())
                {
                    Landing::update($landing['ID'], ['PUBLIC' => 'N']);
                }
            }
            if ($type === self::ENTITY_TYPE_LANDING)
            {
                Landing::update($id, ['PUBLIC' => 'N']);
            }
        }
    }
 
    protected static function prepareData(array $data)
    {
        $newData = array();
 
        foreach ($data as $code => $val)
        {
            if (mb_strpos($code, '_') !== false)
            {
                $codeHook = mb_substr($code, 0, mb_strpos($code, '_'));
                $codeVal = mb_substr($code, mb_strpos($code, '_') + 1);
                if (!isset($newData[$codeHook]))
                {
                    $newData[$codeHook] = array();
                }
                $newData[$codeHook][$codeVal] = $val;
            }
        }
 
        return $newData;
    }
 
    protected static function saveData($id, $type, array $data)
    {
        $data = self::prepareData($data);
        $hooks = self::getList($id, $type, $data);
        $dataSave = self::getData($id, $type, true);
 
        // get hooks with new new data (not saved yet)
        foreach ($hooks as $hook)
        {
            $hookLocked = $hook->isLocked();
            $codeHook = $hook->getCode();
            // modify $dataSave ...
            foreach ($hook->getFields() as $field)
            {
                $codeVal = $field->getCode();
                if ($hookLocked && !$field->isEmptyValue())
                {
                    continue;
                }
                if (!isset($data[$codeHook][$codeVal]))
                {
                    continue;
                }
                // ... for changed
                if (isset($dataSave[$codeHook][$codeVal]))
                {
                    $dataSave[$codeHook][$codeVal]['CHANGED'] = true;
                    $dataSave[$codeHook][$codeVal]['VALUE'] = $field->getValue();
                }
                // ... and new fields
                else
                {
                    if (!isset($dataSave[$codeHook]))
                    {
                        $dataSave[$codeHook] = array();
                    }
                    $dataSave[$codeHook][$codeVal] = array(
                        'HOOK' => $codeHook,
                        'CODE' => $codeVal,
                        'VALUE' => $field->getValue()
                    );
                }
                if (is_array($dataSave[$codeHook][$codeVal]['VALUE']))
                {
                    $dataSave[$codeHook][$codeVal]['VALUE'] = 'serialized#' . serialize(
                        $dataSave[$codeHook][$codeVal]['VALUE']
                    );
                }
            }
        }
 
        // now save the data
        foreach ($dataSave as $codeHook => $dataHook)
        {
            foreach ($dataHook as $code => $row)
            {
                if (
                    is_array($row['VALUE']) && empty($row['VALUE'])
                    ||
                    !is_array($row['VALUE']) && trim($row['VALUE']) == ''
                )
                {
                    if (isset($row['ID']))
                    {
                        HookData::delete($row['ID']);
                    }
                }
                else
                {
                    if (!isset($row['ID']))
                    {
                        $row['ENTITY_ID'] = $id;
                        $row['ENTITY_TYPE'] = $type;
                        HookData::add($row);
                    }
                    elseif (isset($row['CHANGED']) && $row['CHANGED'])
                    {
                        $updId = $row['ID'];
                        unset($row['ID'], $row['CHANGED']);
                        HookData::update($updId, $row);
                    }
                }
            }
        }
    }
 
    protected static function indexContent($id, $type)
    {
        $id = intval($id);
 
        if ($type == self::ENTITY_TYPE_LANDING)
        {
            $class = '\Bitrix\Landing\Landing';
        }
 
        if (!isset($class))
        {
            return;
        }
 
        // base fields
        $searchContent = $class::getList([
            'select' => [
                'TITLE', 'DESCRIPTION'
            ],
            'filter' => [
                'ID' => $id,
                '=DELETED' => ['Y', 'N'],
                '=SITE.DELETED' => ['Y', 'N']
            ]
        ])->fetch();
        if (!$searchContent)
        {
            return;
        }
 
        $searchContent = array_values($searchContent);
 
        // hook fields
        foreach (self::getList($id, $type) as $hook)
        {
            foreach ($hook->getFields() as $field)
            {
                if ($field->isSearchable())
                {
                    $searchContent[] = $field->getValue();
                }
            }
        }
 
        $searchContent = array_unique($searchContent);
        $searchContent = $searchContent ? implode(' ', $searchContent) : '';
        $searchContent = trim($searchContent);
 
        if ($searchContent)
        {
            $res = $class::update($id, [
                'SEARCH_CONTENT' => $searchContent
            ]);
            $res->isSuccess();
        }
    }
 
    public static function saveForSite(int $id, array $data): void
    {
        $check = Site::getList([
            'select' => [
                'ID'
            ],
            'filter' => [
                'ID' => $id
            ]
        ])->fetch();
        if ($check)
        {
            $editModeBack = self::$editMode;
            self::$editMode = true;
            self::saveData($id, self::ENTITY_TYPE_SITE, $data);
            if (Manager::getOption('public_hook_on_save') === 'Y')
            {
                self::publicationSiteWithSkipNeededPublication($id);
            }
            self::$editMode = $editModeBack;
        }
    }
 
    public static function saveForLanding(int $id, array $data): void
    {
        $check = Landing::getList([
            'select' => [
                'ID'
            ],
            'filter' => [
                'ID' => $id
            ]
        ])->fetch();
        if ($check)
        {
            $editModeBack = self::$editMode;
            self::$editMode = true;
            self::saveData($id, self::ENTITY_TYPE_LANDING, $data);
            self::indexContent($id, self::ENTITY_TYPE_LANDING);
            if (Manager::getOption('public_hook_on_save') === 'Y')
            {
                self::publicationLandingWithSkipNeededPublication($id);
            }
            self::$editMode = $editModeBack;
        }
    }
 
    public static function indexLanding($id)
    {
        self::indexContent($id, self::ENTITY_TYPE_LANDING);
    }
 
    protected static function deleteData($id, $type)
    {
        $id = intval($id);
 
        $res = HookData::getList(array(
            'select' => array(
                'ID'
            ),
            'filter' => array(
                'ENTITY_ID' => $id,
                '=ENTITY_TYPE' => $type
            )
        ));
        while ($row = $res->fetch())
        {
            HookData::delete($row['ID']);
        }
    }
 
    public static function deleteForSite($id)
    {
        self::deleteData($id, self::ENTITY_TYPE_SITE);
    }
 
    public static function deleteForLanding($id)
    {
        self::deleteData($id, self::ENTITY_TYPE_LANDING);
    }
}