563 lines
12 KiB
PHP
563 lines
12 KiB
PHP
<?php defined('BLUDIT') or die('Bludit CMS.');
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class Page {
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private $vars;
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function __construct($key)
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{
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$this->vars = false;
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if ($this->build($key)) {
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$this->vars['key'] = $key;
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}
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}
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// Parse the content from the file index.txt
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private function build($key)
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{
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$filePath = PATH_PAGES.$key.DS.FILENAME;
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// Check if the file exists
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if (!Sanitize::pathFile($filePath)) {
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return false;
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}
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$tmp = 0;
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$file = file($filePath);
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foreach ($file as $lineNumber=>$line) {
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// Split the line in 2 parts, limiter by :
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$parts = explode(':', $line, 2);
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$field = $parts[0]; // title, date, slug
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$value = isset($parts[1])?$parts[1]:false; // value of title, value of date
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// Remove all characters except letters and dash - from field
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$field = preg_replace('/[^A-Za-z\-]/', '', $field);
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// Field to lowercase
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$field = Text::lowercase($field);
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// Check if the current line start the content of the page
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// We have two breakers, the word content or 3 dash ---
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if ($field==='content') {
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$tmp = $lineNumber;
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$styleTypeUsed = 'Content:';
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break;
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}
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if ($field==='---') {
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$tmp = $lineNumber;
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$styleTypeUsed = '---';
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break;
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}
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if (!empty($field) && !empty($value)) {
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// Remove missing dashs -
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$field = preg_replace('/[^A-Za-z]/', '', $field);
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// Remove <-- and -->
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$value = preg_replace('/<\-\-/', '', $value);
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$value = preg_replace('/\-\->/', '', $value);
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// Remove empty spaces on borders
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$value = trim($value);
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// Position accepts only integers
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if ($field=='position') {
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$value = preg_replace('/[^0-9]/', '', $value);
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}
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// Sanitize all fields, except the content
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$this->vars[$field] = Sanitize::html($value);
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}
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}
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// Process the content
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if ($tmp!==0) {
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// Get all lines starting from "Content:" or "---"
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$content = array_slice($file, $tmp);
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// Remove "Content:" or "---" and keep next characters if there are
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$content[0] = substr($content[0], strpos($content[0], $styleTypeUsed) + strlen($styleTypeUsed));
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$content[0] = ltrim($content[0]);
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// Join lines in one variable, this is RAW content from file
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$this->vars['contentRaw'] = implode($content);
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}
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return true;
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}
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// Returns TRUE if the content is loaded correctly, FALSE otherwise
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public function isValid()
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{
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return $this->vars!==false;
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}
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// DEPRACTED
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// Returns the value from the $field, FALSE if the field doesn't exist
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public function getField($field)
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{
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if(isset($this->vars[$field])) {
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return $this->vars[$field];
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}
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return false;
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}
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public function getValue($field)
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{
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if(isset($this->vars[$field])) {
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return $this->vars[$field];
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}
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return false;
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}
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public function getDB()
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{
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return $this->vars;
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}
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// Set a field with a value
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public function setField($field, $value, $overwrite=true)
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{
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if($overwrite || empty($this->vars[$field])) {
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$this->vars[$field] = $value;
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}
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return true;
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}
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// Returns the content
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// This content is markdown parser
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// (boolean) $fullContent, TRUE returns all content, if FALSE returns the first part of the content
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// (boolean) $noSanitize, TRUE returns the content without sanitized
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public function content($fullContent=true, $noSanitize=true)
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{
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// This content is not sanitized.
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$content = $this->getValue('content');
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if(!$fullContent) {
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return $this->contentBreak();
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}
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if($noSanitize) {
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return $content;
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}
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return Sanitize::html($content);
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}
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public function contentBreak()
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{
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return $this->getValue('contentBreak');
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}
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// Returns the raw content
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// This content is not markdown parser
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// (boolean) $sanitize, TRUE returns the content sanitized
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public function contentRaw($sanitize=false)
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{
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// This content is not sanitized.
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$content = $this->getValue('contentRaw');
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if ($sanitize) {
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return Sanitize::html($content);
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}
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return $content;
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}
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// Returns the date according to locale settings and format settings
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public function date()
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{
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return $this->getValue('date');
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}
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// Returns the date according to locale settings and format as database stored
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// (string) $format, you can specify the date format
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public function dateRaw($format=false)
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{
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$date = $this->getValue('dateRaw');
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if($format) {
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return Date::format($date, DB_DATE_FORMAT, $format);
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}
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return $date;
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}
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// Returns the date according to locale settings and format settings
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public function dateModified()
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{
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return $this->getValue('dateModified');
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}
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// Returns the permalink
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// (boolean) $absolute, TRUE returns the page link with the DOMAIN, FALSE without the DOMAIN
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public function permalink($absolute=true)
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{
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// Get the key of the page
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$key = $this->getValue('key');
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if($absolute) {
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return DOMAIN_PAGES.$key;
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}
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return HTML_PATH_ROOT.PAGE_URI_FILTER.$key;
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}
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// Returns the category name
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public function category()
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{
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return $this->categoryMap('name');
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}
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// Returns the category name
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public function categoryTemplate()
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{
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return $this->categoryMap('template');
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}
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// Returns the category key
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public function categoryKey()
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{
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return $this->getValue('category');
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}
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// Returns the category permalink
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public function categoryPermalink()
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{
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return DOMAIN_CATEGORIES.$this->categoryKey();
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}
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// Returns the field from the array
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// categoryMap = array( 'name'=>'', 'list'=>array() )
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public function categoryMap($field)
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{
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$map = $this->getValue('categoryMap');
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if($field=='key') {
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return $this->categoryKey();
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}
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elseif($field=='name') {
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return $map['name'];
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}
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elseif($field=='list') {
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return $map['list'];
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}
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return false;
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}
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// Returns the user object
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// (boolean) $field, TRUE returns the value of the field, FALSE returns the object
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public function user($field=false)
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{
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// Get the user object.
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$User = $this->getValue('user');
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if($field) {
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return $User->getField($field);
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}
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return $User;
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}
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// Returns the username who created the post/page
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public function username()
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{
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return $this->getValue('username');
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}
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public function template()
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{
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return $this->getValue('template');
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}
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// Returns the description field
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public function description()
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{
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return $this->getValue('description');
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}
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// Returns the tags separated by comma
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// (boolean) $returnsArray, TRUE to get the tags as an array, FALSE to get the tags separeted by comma
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public function tags($returnsArray=false)
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{
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$tags = $this->getValue('tags');
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if($returnsArray) {
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if($tags==false) {
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return array();
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}
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return $tags;
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}
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else {
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if($tags==false) {
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return false;
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}
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// Return string with tags separeted by comma.
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return implode(', ', $tags);
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}
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}
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public function json($returnsArray=false)
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{
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$tmp['key'] = $this->key();
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$tmp['title'] = $this->title();
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$tmp['content'] = $this->content(); // Markdown parsed
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$tmp['contentRaw'] = $this->contentRaw(true); // No Markdown parsed
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$tmp['description'] = $this->description();
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$tmp['date'] = $this->dateRaw();
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$tmp['dateUTC'] = Date::convertToUTC($this->dateRaw(), DB_DATE_FORMAT, DB_DATE_FORMAT);
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$tmp['permalink'] = $this->permalink(true);
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$tmp['coverImage'] = $this->coverImage(true);
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$tmp['coverImageFilename'] = $this->coverImage(false);
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if ($returnsArray) {
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return $tmp;
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}
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return json_encode($tmp);
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}
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// Returns the file name, FALSE there isn't a cover image setted
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// If the user defined an External Cover Image the complete URL is going to be returned
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// (boolean) $absolute, TRUE returns the absolute path and file name, FALSE just the file name
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public function coverImage($absolute=true)
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{
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$fileName = $this->getValue('coverImage');
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if (empty($fileName)) {
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return false;
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}
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// Check if external cover image, is a valid URL
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if (filter_var($fileName, FILTER_VALIDATE_URL)) {
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return $fileName;
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}
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if ($absolute) {
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return DOMAIN_UPLOADS.$fileName;
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}
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return $fileName;
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}
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// Returns the absolute URL of the thumbnail of the cover image, FALSE if the page doen't have cover image
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public function thumbCoverImage()
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{
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$coverImageFilename = $this->coverImage(false);
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if ($coverImageFilename==false) {
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return false;
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}
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return DOMAIN_UPLOADS_THUMBNAILS.$coverImageFilename;
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}
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// Returns TRUE if the content has the text splited
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public function readMore()
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{
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return $this->getValue('readMore');
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}
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public function uuid()
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{
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return $this->getValue('uuid');
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}
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// Returns the field key
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public function key()
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{
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return $this->getValue('key');
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}
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// (boolean) Returns TRUE if the page is published, FALSE otherwise
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public function published()
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{
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return ($this->getValue('status')==='published');
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}
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// (boolean) Returns TRUE if the page is scheduled, FALSE otherwise
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public function scheduled()
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{
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return ($this->getValue('status')==='scheduled');
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}
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// (boolean) Returns TRUE if the page is draft, FALSE otherwise
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public function draft()
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{
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return ($this->getValue('status')=='draft');
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}
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// (boolean) Returns TRUE if the page is sticky, FALSE otherwise
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public function sticky()
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{
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return ($this->getValue('status')=='sticky');
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}
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// (boolean) Returns TRUE if the page is static, FALSE otherwise
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public function isStatic()
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{
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return ($this->getValue('status')=='static');
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}
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// (string) Returns status of the page
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public function status()
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{
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return $this->getValue('status');
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}
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// Returns the title field
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public function title()
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{
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return $this->getValue('title');
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}
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// Returns TRUE if the page has enabled the comments, FALSE otherwise
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public function allowComments()
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{
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return $this->getValue('allowComments');
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}
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// Returns the page position
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public function position()
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{
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return $this->getValue('position');
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}
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// Returns the page slug
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public function slug()
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{
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$explode = explode('/', $this->getValue('key'));
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// Check if the page have a parent.
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if (!empty($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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// Returns the parent key, if the page doesn't have a parent returns FALSE
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public function parent()
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{
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return $this->parentKey();
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}
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// Returns the parent key, if the page doesn't have a parent returns FALSE
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public function parentKey()
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{
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$explode = explode('/', $this->getValue('key'));
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if (isset($explode[1])) {
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return $explode[0];
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}
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return false;
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}
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// Returns TRUE if the page is a parent, has or not children
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public function isParent()
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{
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return $this->parentKey()===false;
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}
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// Returns the parent method output, if the page doesn't have a parent returns FALSE
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public function parentMethod($method)
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{
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$parentKey = $this->parentKey();
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if ($parentKey) {
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$page = buildPage($parentKey);
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return $page->{$method}();
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}
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return false;
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}
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// Returns TRUE if the page is a child, FALSE otherwise
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public function isChild()
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{
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return $this->parentKey()!==false;
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}
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// Returns TRUE if the page has children
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public function hasChildren()
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{
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$childrenKeys = $this->childrenKeys();
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return !empty($childrenKeys);
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}
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// Returns an array with all children's keys
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public function childrenKeys()
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{
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return $this->getValue('childrenKeys');
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}
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// Returns an array with all children as Page-Object
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public function children()
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{
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$list = array();
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$childrenKeys = $this->getValue('childrenKeys');
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foreach ($childrenKeys as $childKey) {
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$child = buildPage($childKey);
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array_push($list, $child);
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}
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return $list;
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}
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// Returns the amount of minutes takes to read the page
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public function readingTime() {
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global $Language;
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$words = $this->content(true);
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$words = strip_tags($words);
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$words = str_word_count($words);
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$average = $words / 200;
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$minutes = round($average);
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if ($minutes>0) {
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return $minutes.' '.$Language->get('minutes');
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}
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return '~1 '.$Language->get('minute');
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}
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// Returns relative time (e.g. "1 minute ago")
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// Based on http://stackoverflow.com/a/18602474
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// Modified for Bludit
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// $complete = false : short version
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// $complete = true : full version
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public function relativeTime($complete = false) {
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$current = new DateTime;
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$past = new DateTime($this->getValue('date'));
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$elapsed = $current->diff($past);
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$elapsed->w = floor($elapsed->d / 7);
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$elapsed->d -= $elapsed->w * 7;
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$string = array(
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'y' => 'year',
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'm' => 'month',
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'w' => 'week',
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'd' => 'day',
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'h' => 'hour',
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'i' => 'minute',
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's' => 'second',
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);
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foreach($string as $key => &$value) {
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if($elapsed->$key) {
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$value = $elapsed->$key . ' ' . $value . ($elapsed->$key > 1 ? 's' : ' ');
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} else {
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unset($string[$key]);
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}
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}
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if(!$complete) {
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$string = array_slice($string, 0 , 1);
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}
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return $string ? implode(', ', $string) . ' ago' : 'Just now';
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}
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}
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