sitemap.inc

来自「PHP 知识管理系统（基于树结构的知识管理系统）, 英文原版的PHP源码。」· INC 代码 · 共 676 行 · 第 1/2 页

                $default->log->info("SiteMap:: getPageDB calling hasPermission with access:  " . $sql->f("access_id"));
                if ($this->hasPermission($sql->f("access_id"))) {
                    // return the page
                    return $sql->f("page");
                }
            } else {
                $_SESSION["errorMessage"] = $lang_err_database;
                return false;
            }
        } else {
            $_SESSION["errorMessage"] = $lang_err_database;
            return false;
        }
    }

    /**
     * Returns the page mapped to the (action, groupName) pair. (uses the array)
     *
     * @param string the action to lookup pages for
     * @return string the page to redirect to, or false if the user doesn't have access to the page
     */
    function getPageArray($action) {
        global $default;

        if (KTLOG_CACHE) $default->log->info("SiteMap::getPage: checking ($action, " . (isset($_SESSION["userID"]) ? $_SESSION["userID"] : "") . ")");
        $groupIDs = array();

        // for each section
        foreach ($this->aSiteMap as $section => $valArr) {
            if (KTLOG_CACHE) $default->log->debug("Sitemap::getPage section=$section");
            // for each group, page array combination
            foreach ($valArr as $requiredAccess => $pageArr) {
                // now loop through pages until we find the right one
                foreach ($pageArr as $ackshin => $page) {
                    if ($ackshin == $action) {
                        if (KTLOG_CACHE) $default->log->debug("Sitemap::getPageArray calling hasPermission current requiredAccess=$requiredAccess, action=$ackshin");
                        if ($this->hasPermission($requiredAccess)) {
                            if (KTUtil::arrayGet($_SERVER, 'kt_no_extensions')) {
                                return str_replace('.php', '', $page["page"]);
                            }
                            return $page["page"];
                        }
                    }
                }
            }
        }
        // if the function hasn't returned already then the current
        // user does not have access to the action
        if (KTLOG_CACHE) $default->log->info("Sitemap::getPage: access denied for ($action, " . $_SESSION["userID"] . ")");
        return false;
    }

    /**
     * Returns the section name of the supplied page
     * Checks whether to use the db or not and calls the appropriate method
     *
     * @param string the page to lookup the section for
     */
    function getSectionName($sRequiredPage) {
        if ($this->bUseDB) {
            return $this->getSectionNameDB($sRequiredPage);
        } else {
            return $this->getSectionNameArray($sRequiredPage);
        }
    }

    /**
     * Returns the section name of the supplied page (uses the db)
     *
     * @param string the page to lookup the section for
     */
    function getSectionNameDB($sRequiredPage) {
        global $default, $lang_err_database;
        $sql = $default->db;
        // lookup the page and access_id from the sitemap
        $sQuery = "SELECT SSL.name FROM $default->sitemap_table AS S INNER JOIN $default->site_sections_table AS SSL ON S.section_id=SSL.id WHERE S.page = ?";/*ok*/
        $aParams = array($sRequiredPage);
        if ($sql->query(array($sQuery, $aParams))) {
            if ($sql->next_record()) {
                // return the section name
                return $sql->f("name");
            } else {
                $_SESSION["errorMessage"] = $lang_err_database;
                return false;
            }
        } else {
            $_SESSION["errorMessage"] = $lang_err_database;
            return false;
        }
    }

    /**
     * Returns the section name of the supplied page (uses the array)
     *
     * @param string the page to lookup the section for
     */
    function getSectionNameArray($sRequiredPage) {
        global $default;
        // for each section
        foreach ($this->aSiteMap as $section => $valArr) {
            // for each access, page array combination
            foreach ($valArr as $requiredAccess => $pageArr) {
                // now loop through pages until we find the right one
                foreach ($pageArr as $action => $page) {
                    if ($sRequiredPage == $page["page"]) {
                        return $section;
                    }
                }
            }
        }
    }

    /**
     * Returns the default action for the supplied section
     * Checks whether to use the db or not and calls the appropriate method
     *
     * @param string the section name to return the default action for
     * @return string the controller action for the default page for this section
     */
    function getDefaultAction($sSectionName) {
        if ($this->bUseDB) {
            return $this->getDefaultActionDB($sSectionName);
        } else {
            return $this->getDefaultActionArray($sSectionName);
        }
    }

    /**
     * Returns the default action for the supplied section (uses the db)
     *
     * @param string the section name to return the default action for
     * @return string the controller action for the default page for this section
     */
    function getDefaultActionDB($sSectionName) {
        global $default, $lang_err_database;
        $sql = $default->db;
        // lookup sectionID
        $sectionID = lookupID($default->site_sections_table, "name", $sSectionName);
        if ($sectionID) {
            // lookup the default action for the specified section
            $sQuery = "SELECT action FROM $default->sitemap_table WHERE section_id = ? AND is_default = ? AND is_enabled = ?";/*ok*/
            $aParams = array($sectionID, true, true);
            if ($sql->query(array($sQuery, $aParams))) {
                if ($sql->next_record()) {
                    // return the section name
                    return $sql->f("action");
                } else {
                    $_SESSION["errorMessage"] = $lang_err_database;
                    return false;
                }
            } else {
                $_SESSION["errorMessage"] = $lang_err_database;
                return false;
            }
        } else {
            $_SESSION["errorMessage"] = "No such section name ($sSectionName) in the sitemap";
            return false;
        }
    }

    /**
     * Returns the default action for the supplied section (uses the array)
     *
     * @param string the section name to return the default action for
     * @return string the controller action for the default page for this section
     */
    function getDefaultActionArray($sSectionName) {
        global $default;
        // check if the section exists
        if (is_array($this->aSiteMap[$sSectionName])) {
            // initialise result array
            $results = array();
            // need to loop through all (groupName, page) arrays in this section
            foreach ($this->aSiteMap[$sSectionName] as $requiredAccess => $pages) {
            	if (KTLOG_CACHE) $default->log->debug("Sitemap::getDefaultActionArray calling hasPermission current requiredAccess=$requiredAccess");
                if ($this->hasPermission($requiredAccess)) {
                    foreach ($pages as $action => $pageArray) {
                        if ($pageArray["default"] && $pageArray["enabled"]) {
                            return $action;
                        }
                    }
                } else {
                    return "";
                }
            }
        } else {
            // supplied section not in sitemap
            // TODO: internal error code?
            $_SESSION["errorMessage"] = "$sSectionName not in SiteMap!";
            return false;
        }
    }

    /**
     * Returns the action for a specific page- to enable redirects
     * Checks whether to use the db or not and calls the appropriate method
     *
     * @param string the page to perform the reverse lookup for
     * @return string the action for this page
     */
    function getActionFromPage($sPage) {
        if ($this->bUseDB) {
            return $this->getActionFromPageDB($sPage);
        } else {
            return $this->getActionFromPageArray($sPage);
        }
    }

    /**
     * Returns the action for a specific page- to enable redirects (uses the db)
     *
     * @param string the page to perform the reverse lookup for
     * @return string the action for this page, false if there is no mapping
     */
    function getActionFromPageDB($sPage) {
        global $default, $lang_err_database;
        $sql = $default->db;

        // lookup the action for the specified page
        if ($sql->query(array("SELECT action FROM $default->sitemap_table WHERE page = ?", $sPage))) {/*ok*/
            if ($sql->next_record()) {
                // return the section name
                return $sql->f("action");
            } else {
                $_SESSION["errorMessage"] = $lang_err_database;
                return false;
            }
        } else {
            $_SESSION["errorMessage"] = $lang_err_database;
            return false;
        }
    }

    /**
     * Returns the action for a specific page- to enable redirects (uses the array)
     *
     * @param string the page to perform the reverse lookup for
     * @return string the action for this page, false if there is no mapping
     */
    function getActionFromPageArray($sPage) {
        global $default;
        if (KTLOG_CACHE) $default->log->debug("Sitemap::getActionFromPage: page=$sPage");
        // for each section
        if (!strpos($sPage, '.php')) {
            $sPage .= '.php';
        }
        foreach ($this->aSiteMap as $section => $valArr) {
            if (KTLOG_CACHE) $default->log->debug("Sitemap::getActionFromPage section=$section");
            // for each group, page array combination
            foreach ($valArr as $requiredAccess => $pageArr) {
                if (KTLOG_CACHE) $default->log->debug("Sitemap::getActionFromPage access=$requiredAccess");
                // now loop through pages until we find the right one
                foreach ($pageArr as $action => $page) {
                    if (KTLOG_CACHE) $default->log->debug("Sitemap::getActionFromPage action=$action, reqPage=$sPage; page=" . $page["page"]);
                    if ($sPage == $page["page"]) {
                        if (KTLOG_CACHE) $default->log->debug("Sitemap::getActionFromPage found action=$action for page=$sPage");
                        return $action;
                    }
                }
            }
        }
        return false;
    }

    /**
     * Prints the current site map
     */
    function printMap() {
        if (!$this->bUseDB) {
            return arrayToString($this->aSiteMap);
        }
    }

    /**
     * Writes the current sitemap from the array to the DB
     */
    function syncWithDB() {
        global $default;
        $sql = $default->db;

        // only if we're using the array
        if (!$this->bUseDB) {
            // clear section table
            if ($sql->query("DELETE from $default->site_sections_table")) {
                if (KTLOG_CACHE) $default->log->debug("Sitemap::syncWithDB removed sections");
            } else {
                $default->log->error("Sitemap::syncWithDB remove sections failed");
            }
            // clear sitemap table
            if ($sql->query("DELETE from $default->sitemap_table")) {
                if (KTLOG_CACHE) $default->log->debug("Sitemap::syncWithDB removed sitemap");
            } else {
                $default->log->error("Sitemap::syncWithDB remove sitemap failed");
            }
            // for each section
            foreach ($this->aSiteMap as $section => $valArr) {
                // insert into the section
                $aFieldValue = array(
                    'name' => $section,
                );
                $id = DBUtil::autoInsert($default->site_sections_table, $aFieldValues);

                if (KTLOG_CACHE) $default->log->debug("Sitemap::syncWithDB insert=$sSectionSql");

                if (PEAR::isError($id)) {
                    $default->log->error("Sitemap::syncWithDB add section $section failed");
                } else {
                    $sectionID = $id;
                    if (KTLOG_CACHE) $default->log->debug("Sitemap::syncWithDB added section $section; $sectionID");
                }

                // for each group, page array combination
                foreach ($valArr as $requiredAccess => $pageArr) {
                    // now loop through all the pages
                    foreach ($pageArr as $action => $page) {
                        $aFieldValues = array(
                            action => $action,
                            page => $page["page"],
                            section_id => $sectionID,
                            access_id => $requiredAccess,
                            link_text => $page["description"],
                            is_default => $page["default"],
                            is_enabled => $page["enabled"],
                        );
                        $id = DBUtil::autoInsert($default->sitemap_table, $aFieldValues);
                        if (PEAR::isError($id)) {
                            $default->log->error("Sitemap::syncWithDB sitemap insert failed ($sSiteMapSql)");
                        } else {
                            if (KTLOG_CACHE) $default->log->debug("Sitemap::syncWithDb sitemap insert worked for ($action, " . $page["page"] . ")");
                        }
                    }
                }
            }
        }
    }
}
?>