527 lines
12 KiB
PHP
527 lines
12 KiB
PHP
<?php defined('BLUDIT') or die('Bludit CMS.');
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class dbPages extends dbJSON
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{
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private $parentKeyList = array();
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private $dbFields = array(
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'title'=> array('inFile'=>true, 'value'=>''),
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'content'=> array('inFile'=>true, 'value'=>''),
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'description'=> array('inFile'=>false, 'value'=>''),
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'username'=> array('inFile'=>false, 'value'=>''),
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'tags'=> array('inFile'=>false, 'value'=>array()),
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'status'=> array('inFile'=>false, 'value'=>'draft'), // published, draft, scheduled
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'date'=> array('inFile'=>false, 'value'=>''),
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'dateModified'=> array('inFile'=>false, 'value'=>''),
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'position'=> array('inFile'=>false, 'value'=>0),
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'coverImage'=> array('inFile'=>false, 'value'=>''),
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'category'=> array('inFile'=>false, 'value'=>''),
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'md5file'=> array('inFile'=>false, 'value'=>''),
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'uuid'=> array('inFile'=>false, 'value'=>''),
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'allowComments'=> array('inFile'=>false, 'value'=>false)
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);
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function __construct()
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{
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parent::__construct(DB_PAGES);
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}
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// Create a new page
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public function add($args)
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{
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$dataForDb = array(); // This data will be saved in the database
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$dataForFile = array(); // This data will be saved in the file
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// The user is always the one loggued
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$args['username'] = Session::get('username');
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if( Text::isEmpty($args['username']) ) {
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return false;
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}
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// Generate key
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$key = $this->generateKey($args['slug'], $args['parent']);
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// Generate UUID
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$args['uuid'] = md5( uniqid() );
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// Date
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$currentDate = Date::current(DB_DATE_FORMAT);
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// Validate date
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if(!Valid::date($args['date'], DB_DATE_FORMAT)) {
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$args['date'] = $currentDate;
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}
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// Schedule page
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if( ($args['date']>$currentDate) && ($args['status']=='published') ) {
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$args['status'] = 'scheduled';
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}
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foreach($this->dbFields as $field=>$options) {
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if( isset($args[$field]) ) {
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if($field=='tags') {
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$value = $this->generateTags($args['tags']);
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}
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else {
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if( !$options['inFile'] ) {
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// Sanitize if will be stored on database
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$value = Sanitize::html($args[$field]);
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}
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else {
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$value = $args[$field];
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}
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}
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}
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else {
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// Default value for the field
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$value = $options['value'];
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}
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// Where the data is stored
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if($options['inFile']) {
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$dataForFile[$field] = Text::firstCharUp($field).': '.$value;
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}
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else {
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// Set type
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settype($value, gettype($options['value']));
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// Save on database
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$dataForDb[$field] = $value;
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}
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}
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// Create the directory
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if( Filesystem::mkdir(PATH_PAGES.$key, true) === false ) {
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Log::set(__METHOD__.LOG_SEP.'Error occurred when trying to create the directory '.PATH_PAGES.$key);
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return false;
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}
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// Make the index.txt and save the file.
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$data = implode("\n", $dataForFile);
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if( file_put_contents(PATH_PAGES.$key.DS.FILENAME, $data) === false ) {
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Log::set(__METHOD__.LOG_SEP.'Error occurred when trying to put the content in the file '.FILENAME);
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return false;
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}
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// Insert in database
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$this->db[$key] = $dataForDb;
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// Sort database
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$this->sortBy();
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// Save database
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if( $this->save() === false ) {
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Log::set(__METHOD__.LOG_SEP.'Error occurred when trying to save the database file.');
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return false;
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}
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return $key;
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}
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public function edit($args)
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{
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$dataForDb = array();
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$dataForFile = array();
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// The user is always the one loggued
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$args['username'] = Session::get('username');
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if( Text::isEmpty($args['username']) ) {
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return false;
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}
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$newKey = $this->generateKey($args['slug'], $args['parent'], false, $args['key']);
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// If the page is draft then the time created is now
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if( $this->db[$args['key']]['status']=='draft' ) {
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$args['date'] = Date::current(DB_DATE_FORMAT);
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}
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else {
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$args['date'] = $this->db[$args['key']]['date'];
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}
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// Current UUID
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$args['uuid'] = $this->db[$args['key']]['uuid'];
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// Modified date
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$args['dateModified'] = Date::current(DB_DATE_FORMAT);
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foreach($this->dbFields as $field=>$options) {
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if( isset($args[$field]) ) {
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if($field=='tags') {
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$value = $this->generateTags($args['tags']);
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}
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else {
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if( !$options['inFile'] ) {
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// Sanitize if will be stored on database
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$value = Sanitize::html($args[$field]);
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}
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else {
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// Default value for the field
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$value = $args[$field];
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}
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}
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}
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else {
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$value = $options['value'];
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}
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// Where the data is stored
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if($options['inFile']) {
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$dataForFile[$field] = Text::firstCharUp($field).': '.$value;
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}
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else {
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// Set type
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settype($value, gettype($options['value']));
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// Save on database
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$dataForDb[$field] = $value;
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}
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}
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// Move the directory from old key to new key.
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if($newKey!==$args['key']) {
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if( Filesystem::mv(PATH_PAGES.$args['key'], PATH_PAGES.$newKey) === false ) {
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Log::set(__METHOD__.LOG_SEP.'Error occurred when trying to move the directory to '.PATH_PAGES.$newKey);
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return false;
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}
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}
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// Make the index.txt and save the file.
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$data = implode("\n", $dataForFile);
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if( file_put_contents(PATH_PAGES.$newKey.DS.FILENAME, $data) === false ) {
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Log::set(__METHOD__.LOG_SEP.'Error occurred when trying to put the content in the file '.FILENAME);
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return false;
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}
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// Remove the old key
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unset( $this->db[$args['key']] );
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// Insert in database
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$this->db[$newKey] = $dataForDb;
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// Sort database
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$this->sortBy();
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// Save database
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if( $this->save() === false ) {
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Log::set(__METHOD__.LOG_SEP.'Error occurred when trying to save the database file.');
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return false;
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}
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return $newKey;
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}
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public function delete($key)
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{
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// Page doesn't exist in database
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if(!$this->exists($key)) {
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Log::set(__METHOD__.LOG_SEP.'The page does not exist. Key: '.$key);
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}
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// Delete the index.txt file
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if( Filesystem::rmfile(PATH_PAGES.$key.DS.FILENAME) === false ) {
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Log::set(__METHOD__.LOG_SEP.'Error occurred when trying to delete the file '.FILENAME);
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}
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// Delete the directory
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if( Filesystem::rmdir(PATH_PAGES.$key) === false ) {
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Log::set(__METHOD__.LOG_SEP.'Error occurred when trying to delete the directory '.PATH_PAGES.$key);
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}
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// Remove from database
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unset($this->db[$key]);
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// Save the database.
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if( $this->save() === false ) {
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Log::set(__METHOD__.LOG_SEP.'Error occurred when trying to save the database file.');
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}
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return true;
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}
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// Returns a database with published pages
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public function getPublishedDB()
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{
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$tmp = $this->db;
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foreach($tmp as $key=>$fields) {
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if($fields['status']!='published') {
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unset($tmp[$key]);
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}
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}
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return $tmp;
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}
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// Return an array with the database for a page, FALSE otherwise.
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public function getPageDB($key)
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{
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if( $this->exists($key) ) {
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return $this->db[$key];
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}
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return false;
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}
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// Returns an array with a list of pages
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// (int) $pageNumber, the page number
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// (int) $amountOfItems, amount of items to return
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// (boolean) $onlyPublished, TRUE to return only published pages
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public function getList($pageNumber, $amountOfItems, $onlyPublished=true, $removeErrorPage=true)
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{
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if( $removeErrorPage ) {
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unset($this->db['error']);
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}
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$db = $this->db;
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if( $onlyPublished ) {
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$db = $this->getPublishedDB();
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}
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// The first page number is 1, so the real is 0
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$realPageNumber = $pageNumber - 1;
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$total = count($db);
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$init = (int) $amountOfItems * $realPageNumber;
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$end = (int) min( ($init + $amountOfItems - 1), $total );
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$outrange = $init<0 ? true : $init>$end;
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if(!$outrange) {
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return array_slice($db, $init, $amountOfItems, true);
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}
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return array();
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}
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// Returns the amount of pages
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// (boolean) $total, TRUE returns the total of pages
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// (boolean) $total, FALSE returns the total of published pages (without draft and scheduled)
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public function count($onlyPublished=true)
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{
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if( $onlyPublished ) {
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$db = $this->getPublishedDB();
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return count($db);
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}
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return count($this->db);
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}
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public function getParents($onlyPublished=true)
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{
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if( $onlyPublished ) {
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$db = $this->getPublishedDB();
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}
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else {
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$db = $this->db;
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}
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foreach( $db as $key=>$fields ) {
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if( Text::stringContains($key, '/') ) {
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unset($db[$key]);
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}
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}
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return $db;
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}
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// Return TRUE if the page exists, FALSE otherwise.
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public function exists($key)
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{
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return isset( $this->db[$key] );
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}
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public function sortBy()
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{
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if( ORDER_BY=='date' ) {
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return $this->sortByDate(true);
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} else {
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return $this->sortByPosition(false);
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}
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}
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// Sort pages by position
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public function sortByPosition($HighToLow=false)
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{
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if($HighToLow) {
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uasort($this->db, array($this, 'sortByPositionHighToLow'));
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}
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else {
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uasort($this->db, array($this, 'sortByPositionLowToHigh'));
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}
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return true;
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}
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private function sortByPositionLowToHigh($a, $b) {
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return $a['position']>$b['position'];
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}
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private function sortByPositionHighToLow($a, $b) {
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return $a['position']<$b['position'];
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}
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// Sort pages by date
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public function sortByDate($HighToLow=true)
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{
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if($HighToLow) {
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uasort($this->db, array($this, 'sortByDateHighToLow'));
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}
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else {
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uasort($this->db, array($this, 'sortByDateLowToHigh'));
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}
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return true;
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}
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private function sortByDateLowToHigh($a, $b) {
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return $a['date']>$b['date'];
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}
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private function sortByDateHighToLow($a, $b) {
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return $a['date']<$b['date'];
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}
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// ----- OLD
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// Set a field of the database
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public function setField($key, $field, $value)
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{
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if( $this->exists($key) ) {
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settype($value, gettype($this->dbFields[$key]['value']));
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$this->db[$key][$field] = $value;
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}
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return false;
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}
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public function parentKeyList()
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{
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return $this->parentKeyList;
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}
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public function parentKeyExists($key)
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{
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return isset( $this->parentKeyList[$key] );
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}
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public function addParentKey($key)
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{
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$this->parentKeyList[$key] = $key;
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}
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// Generate a valid Key/Slug.
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public function generateKey($text, $parent=NO_PARENT_CHAR, $returnSlug=false, $oldKey='')
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{
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if(Text::isEmpty($text)) {
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$text = 'empty';
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}
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if( Text::isEmpty($parent) || ($parent==NO_PARENT_CHAR) ) {
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$newKey = Text::cleanUrl($text);
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}
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else {
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$newKey = Text::cleanUrl($parent).'/'.Text::cleanUrl($text);
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}
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if($newKey!==$oldKey) {
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// Verify if the key is already been used
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if( isset($this->db[$newKey]) ) {
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if( !Text::endsWithNumeric($newKey) ) {
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$newKey = $newKey.'-0';
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}
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while( isset($this->db[$newKey]) ) {
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$newKey++;
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}
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}
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}
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if($returnSlug) {
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$explode = explode('/', $newKey);
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if(isset($explode[1])) {
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return $explode[1];
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}
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return $explode[0];
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}
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return $newKey;
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}
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// Returns the database
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public function getDB()
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{
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return $this->db;
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}
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// Returns an Array, array('tagSlug'=>'tagName')
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// (string) $tags, tag list separeted by comma.
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public function generateTags($tags)
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{
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$tmp = array();
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$tags = trim($tags);
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if(empty($tags)) {
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return $tmp;
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}
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// Make array
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$tags = explode(',', $tags);
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foreach($tags as $tag)
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{
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$tag = trim($tag);
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$tagKey = Text::cleanUrl($tag);
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$tmp[$tagKey] = $tag;
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}
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return $tmp;
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}
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// Change all posts with the old category key for the new category key
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public function changeCategory($oldCategoryKey, $newCategoryKey)
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{
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foreach($this->db as $key=>$value) {
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if($value['category']==$oldCategoryKey) {
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$this->db[$key]['category'] = $newCategoryKey;
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}
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}
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// Save database
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return $this->save();
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}
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// Return TRUE if there are new pages published, FALSE otherwise.
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public function scheduler()
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{
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// Get current date
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$currentDate = Date::current(DB_DATE_FORMAT);
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$saveDatabase = false;
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// The database need to be sorted by date
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foreach($this->db as $pageKey=>$fields) {
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if($fields['status']=='scheduled') {
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if($fields['date']<=$currentDate) {
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$this->db[$pageKey]['status'] = 'published';
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$saveDatabase = true;
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}
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}
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elseif($fields['status']=='published') {
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break;
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}
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}
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if($saveDatabase) {
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if( $this->save() === false ) {
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Log::set(__METHOD__.LOG_SEP.'Error occurred when trying to save the database file.');
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return false;
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}
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Log::set(__METHOD__.LOG_SEP.'New pages published from the scheduler.');
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return true;
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}
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return false;
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}
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}
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