bludit/kernel/dbpages.class.php
2016-01-16 11:01:29 -03:00

432 lines
10 KiB
PHP

<?php defined('BLUDIT') or die('Bludit CMS.');
class dbPages extends dbJSON
{
private $parentKeyList = array();
private $dbFields = array(
'title'=> array('inFile'=>true, 'value'=>''),
'content'=> array('inFile'=>true, 'value'=>''),
'description'=> array('inFile'=>false, 'value'=>''),
'username'=> array('inFile'=>false, 'value'=>''),
'tags'=> array('inFile'=>false, 'value'=>array()),
'status'=> array('inFile'=>false, 'value'=>'draft'),
'date'=> array('inFile'=>false, 'value'=>''),
'position'=> array('inFile'=>false, 'value'=>0),
'coverImage'=> array('inFile'=>false, 'value'=>''),
'checksum'=> array('inFile'=>false, 'value'=>'')
);
function __construct()
{
parent::__construct(PATH_DATABASES.'pages.php');
}
public function add($args)
{
$dataForDb = array(); // This data will be saved in the database
$dataForFile = array(); // This data will be saved in the file
$key = $this->generateKey($args['slug'], $args['parent']);
// The user is always the one loggued.
$args['username'] = Session::get('username');
if( Text::isEmpty($args['username']) ) {
return false;
}
// Current date.
$args['date'] = Date::current(DB_DATE_FORMAT);
// Verify arguments with the database fields.
foreach($this->dbFields as $field=>$options)
{
if( isset($args[$field]) )
{
if($field=='tags') {
$tmpValue = $this->generateTags($args['tags']);
}
else {
// Sanitize if will be saved on database.
if( !$options['inFile'] ) {
$tmpValue = Sanitize::html($args[$field]);
}
else {
$tmpValue = $args[$field];
}
}
}
// Default value for the field.
else
{
$tmpValue = $options['value'];
}
// Check where the field will be written, in file or database.
if($options['inFile']) {
$dataForFile[$field] = Text::firstCharUp($field).': '.$tmpValue;
}
else
{
// Set type
settype($tmpValue, gettype($options['value']));
// Save on database
$dataForDb[$field] = $tmpValue;
}
}
// Create Hash
$serialize = serialize($dataForDb+$dataForFile);
$dataForDb['checksum'] = sha1($serialize);
// Make the directory. Recursive.
if( Filesystem::mkdir(PATH_PAGES.$key, true) === false ) {
Log::set(__METHOD__.LOG_SEP.'Error occurred when trying to create the directory '.PATH_PAGES.$key);
return false;
}
// Make the index.txt and save the file.
$data = implode("\n", $dataForFile);
if( file_put_contents(PATH_PAGES.$key.'/index.txt', $data) === false ) {
Log::set(__METHOD__.LOG_SEP.'Error occurred when trying to put the content in the file index.txt');
return false;
}
// Save the database
$this->db[$key] = $dataForDb;
if( $this->save() === false ) {
Log::set(__METHOD__.LOG_SEP.'Error occurred when trying to save the database file.');
return false;
}
return $key;
}
public function edit($args)
{
$dataForDb = array();
$dataForFile = array();
$newKey = $this->generateKey($args['slug'], $args['parent'], false, $args['key']);
// The user is always the one loggued.
$args['username'] = Session::get('username');
if( Text::isEmpty($args['username']) ) {
return false;
}
// If the page is draft then the time created is now.
if( $this->db[$args['key']]['status']=='draft' ) {
$args['date'] = Date::current(DB_DATE_FORMAT);
}
else {
$args['date'] = $this->db[$args['key']]['date'];
}
// Verify arguments with the database fields.
foreach($this->dbFields as $field=>$options)
{
if( isset($args[$field]) )
{
if($field=='tags') {
$tmpValue = $this->generateTags($args['tags']);
}
else {
// Sanitize if will be saved on database.
if( !$options['inFile'] ) {
$tmpValue = Sanitize::html($args[$field]);
}
else {
$tmpValue = $args[$field];
}
}
}
// Default value for the field.
else
{
$tmpValue = $options['value'];
}
// Check where the field will be written, if in the file or in the database.
if($options['inFile']) {
$dataForFile[$field] = Text::firstCharUp($field).': '.$tmpValue;
}
else
{
// Set type
settype($tmpValue, gettype($options['value']));
// Save on database
$dataForDb[$field] = $tmpValue;
}
}
// Create Hash
$serialize = serialize($dataForDb+$dataForFile);
$dataForDb['checksum'] = sha1($serialize);
// Move the directory from old key to new key.
if($newKey!==$args['key'])
{
if( Filesystem::mv(PATH_PAGES.$args['key'], PATH_PAGES.$newKey) === false ) {
Log::set(__METHOD__.LOG_SEP.'Error occurred when trying to move the directory to '.PATH_PAGES.$newKey);
return false;
}
}
// Make the index.txt and save the file.
$data = implode("\n", $dataForFile);
if( file_put_contents(PATH_PAGES.$newKey.DS.'index.txt', $data) === false ) {
Log::set(__METHOD__.LOG_SEP.'Error occurred when trying to put the content in the file index.txt');
return false;
}
// Remove the old key.
unset($this->db[$args['key']]);
// Save the database
$this->db[$newKey] = $dataForDb;
if( $this->save() === false ) {
Log::set(__METHOD__.LOG_SEP.'Error occurred when trying to save the database file.');
return false;
}
return $newKey;
}
public function delete($key)
{
// Page doesn't exist in database.
if(!$this->pageExists($key)) {
Log::set(__METHOD__.LOG_SEP.'The page does not exist. Key: '.$key);
}
// Delete the index.txt file.
if( Filesystem::rmfile(PATH_PAGES.$key.DS.'index.txt') === false ) {
Log::set(__METHOD__.LOG_SEP.'Error occurred when trying to delete the file index.txt');
}
// Delete the directory.
if( Filesystem::rmdir(PATH_PAGES.$key) === false ) {
Log::set(__METHOD__.LOG_SEP.'Error occurred when trying to delete the directory '.PATH_PAGES.$key);
}
// Remove from database.
unset($this->db[$key]);
// Save the database.
if( $this->save() === false ) {
Log::set(__METHOD__.LOG_SEP.'Error occurred when trying to save the database file.');
}
return true;
}
// Return an array with the database for a page, FALSE otherwise.
public function getPageDB($key)
{
if($this->pageExists($key)) {
return $this->db[$key];
}
return false;
}
// Return TRUE if the page exists, FALSE otherwise.
public function pageExists($key)
{
return isset($this->db[$key]);
}
public function parentKeyList()
{
return $this->parentKeyList;
}
public function parentKeyExists($key)
{
return isset($this->parentKeyList[$key]);
}
public function addParentKey($key)
{
$this->parentKeyList[$key] = $key;
}
// Generate a valid Key/Slug.
public function generateKey($text, $parent=NO_PARENT_CHAR, $returnSlug=false, $oldKey='')
{
if(Text::isEmpty($text)) {
$text = 'empty';
}
if( Text::isEmpty($parent) || ($parent==NO_PARENT_CHAR) ) {
$newKey = Text::cleanUrl($text);
}
else {
$newKey = Text::cleanUrl($parent).'/'.Text::cleanUrl($text);
}
if($newKey!==$oldKey)
{
// Verify if the key is already been used.
if( isset($this->db[$newKey]) )
{
if( !Text::endsWithNumeric($newKey) ) {
$newKey = $newKey.'-0';
}
while( isset($this->db[$newKey]) ) {
$newKey++;
}
}
}
if($returnSlug)
{
$explode = explode('/', $newKey);
if(isset($explode[1])) {
return $explode[1];
}
return $explode[0];
}
return $newKey;
}
// Returns the database
public function getDB()
{
return $this->db;
}
// Returns an Array, array('tagSlug'=>'tagName')
// (string) $tags, tag list separeted by comma.
public function generateTags($tags)
{
$tmp = array();
$tags = trim($tags);
if(empty($tags)) {
return $tmp;
}
// Make array
$tags = explode(',', $tags);
foreach($tags as $tag)
{
$tag = trim($tag);
$tagKey = Text::cleanUrl($tag);
$tmp[$tagKey] = $tag;
}
return $tmp;
}
public function count()
{
$count = parent::count();
// DEBUG: Less than - 1 because the error page.
return $count - 1;
}
public function regenerateCli()
{
$db = $this->db;
$newPaths = array();
$fields = array();
// Default fields and value
foreach($this->dbFields as $field=>$options) {
if(!$options['inFile']) {
$fields[$field] = $options['value'];
}
}
//$tmpPaths = glob(PATH_PAGES.'*', GLOB_ONLYDIR);
$tmpPaths = Filesystem::listDirectories(PATH_PAGES);
foreach($tmpPaths as $directory)
{
$key = basename($directory);
if(file_exists($directory.DS.'index.txt')) {
// The key is the directory name
$newPaths[$key] = true;
}
// Recovery pages from subdirectories
//$subPaths = glob($directory.DS.'*', GLOB_ONLYDIR);
$subPaths = Filesystem::listDirectories($directory.DS);
foreach($subPaths as $subDirectory)
{
$subKey = basename($subDirectory);
if(file_exists($subDirectory.DS.'index.txt')) {
// The key is composed by the directory/subdirectory
$newPaths[$key.'/'.$subKey] = true;
}
}
}
foreach($newPaths as $key=>$value)
{
if(!isset($this->db[$key]))
{
// Default values for the new pages.
$fields['status'] = CLI_STATUS;
$fields['date'] = Date::current(DB_DATE_FORMAT);
$fields['username'] = 'admin';
// Create the entry for the new page.
$this->db[$key] = $fields;
}
$Page = new Page($key);
// Update all fields from FILE to DATABASE.
foreach($fields as $f=>$v)
{
// If the field exists on the FILE, update it.
if($Page->getField($f))
{
$valueFromFile = $Page->getField($f);
if($f=='tags') {
// Generate tags array.
$this->db[$key]['tags'] = $this->generateTags($valueFromFile);
}
elseif($f=='date') {
// Validate Date from file
if(Valid::date($valueFromFile, DB_DATE_FORMAT)) {
$this->db[$key]['date'] = $valueFromFile;
}
}
else {
// Sanitize the values from file.
$this->db[$key][$f] = Sanitize::html($valueFromFile);
}
}
}
}
// Remove old pages from db
foreach( array_diff_key($db, $newPaths) as $key=>$data ) {
unset($this->db[$key]);
}
// Save the database.
if( $this->save() === false ) {
Log::set(__METHOD__.LOG_SEP.'Error occurred when trying to save the database file.');
return false;
}
return $this->db!=$db;
}
}