1857 lines
58 KiB
PHP
Executable file
1857 lines
58 KiB
PHP
Executable file
<?php
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// Copyright (c) 2013-2014 Datenstrom, http://datenstrom.se
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// This file may be used and distributed under the terms of the public license.
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// Yellow main class
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class Yellow
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{
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const Version = "0.2.11";
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var $page; //current page data
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var $pages; //current page tree from file system
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var $config; //configuration
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var $text; //text strings
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var $toolbox; //toolbox with helpers
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var $plugins; //plugins
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function __construct()
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{
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$this->pages = new YellowPages($this);
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$this->config = new YellowConfig($this);
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$this->text = new YellowText($this);
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$this->toolbox = new YellowToolbox();
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$this->plugins = new YellowPlugins();
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$this->config->setDefault("sitename", "Yellow");
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$this->config->setDefault("author", "Yellow");
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$this->config->setDefault("language", "en");
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$this->config->setDefault("template", "default");
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$this->config->setDefault("style", "default");
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$this->config->setDefault("parser", "markdownextra");
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$this->config->setDefault("serverName", $this->toolbox->getServerName());
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$this->config->setDefault("serverBase", $this->toolbox->getServerBase());
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$this->config->setDefault("styleLocation", "/media/styles/");
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$this->config->setDefault("imageLocation", "/media/images/");
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$this->config->setDefault("pluginLocation", "/media/plugins/");
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$this->config->setDefault("systemDir", "system/");
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$this->config->setDefault("configDir", "system/config/");
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$this->config->setDefault("pluginDir", "system/plugins/");
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$this->config->setDefault("snippetDir", "system/snippets/");
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$this->config->setDefault("templateDir", "system/templates/");
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$this->config->setDefault("mediaDir", "media/");
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$this->config->setDefault("styleDir", "media/styles/");
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$this->config->setDefault("imageDir", "media/images/");
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$this->config->setDefault("contentDir", "content/");
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$this->config->setDefault("contentHomeDir", "home/");
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$this->config->setDefault("contentDefaultFile", "page.txt");
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$this->config->setDefault("contentPagination", "page");
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$this->config->setDefault("contentExtension", ".txt");
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$this->config->setDefault("configExtension", ".ini");
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$this->config->setDefault("configFile", "config.ini");
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$this->config->setDefault("errorPageFile", "error(.*).txt");
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$this->config->setDefault("textStringFile", "text(.*).ini");
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$this->config->load($this->config->get("configDir").$this->config->get("configFile"));
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$this->text->load($this->config->get("configDir").$this->config->get("textStringFile"));
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}
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// Handle request
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function request($statusCodeRequest = 200)
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{
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$this->toolbox->timerStart($time);
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ob_start();
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$statusCode = 0;
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$serverName = $this->config->get("serverName");
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$serverBase = $this->config->get("serverBase");
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list($location, $fileName) = $this->getRequestLocationFile($serverBase);
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$this->page = new YellowPage($this, $location);
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foreach($this->plugins->plugins as $key=>$value)
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{
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if(method_exists($value["obj"], "onRequest"))
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{
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$this->pages->requestHandler = $key;
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$statusCode = $value["obj"]->onRequest($serverName, $serverBase, $location, $fileName);
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if($statusCode != 0) break;
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}
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}
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if($statusCode == 0)
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{
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$this->pages->requestHandler = "core";
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$statusCode = $this->processRequest($serverName, $serverBase, $location, $fileName, true, $statusCode);
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}
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if($statusCodeRequest > 200) $this->page->error($statusCodeRequest, "Request error");
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if($this->isRequestError()) $statusCode = $this->processRequestError();
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ob_end_flush();
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$this->toolbox->timerStop($time);
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if(defined("DEBUG") && DEBUG>=1) echo "Yellow::request status:$statusCode location:$location<br>\n";
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if(defined("DEBUG") && DEBUG>=1) echo "Yellow::request time:$time ms<br>\n";
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return $statusCode;
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}
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// Process request
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function processRequest($serverName, $serverBase, $location, $fileName, $cacheable, $statusCode)
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{
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$handler = $this->getRequestHandler();
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if($statusCode == 0)
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{
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if(is_readable($fileName))
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{
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if(!$this->isRequestCleanUrl())
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{
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$statusCode = 200;
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$fileName = $this->readPage($serverBase, $location, $fileName, $cacheable, $statusCode);
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} else {
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$statusCode = 303;
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$locationArgs = $this->toolbox->getLocationArgsCleanUrl($location, $this->config->get("contentPagination"));
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$this->sendStatus($statusCode, $this->toolbox->getHttpLocationHeader($serverName, $serverBase, $location.$locationArgs));
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}
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} else {
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if($this->toolbox->isFileLocation($location) && $this->isContentDirectory("$location/"))
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{
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$statusCode = 301;
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$this->sendStatus($statusCode, $this->toolbox->getHttpLocationHeader($serverName, $serverBase, "$location/"));
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} else {
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$statusCode = 404;
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$fileName = $this->readPage($serverBase, $location, $fileName, $cacheable, $statusCode);
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}
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}
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} else if($statusCode >= 400) {
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$fileName = $this->readPage($serverBase, $location, $fileName, $cacheable, $statusCode);
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}
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if($this->page->statusCode != 0) $statusCode = $this->sendPage();
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if(defined("DEBUG") && DEBUG>=1) echo "Yellow::processRequest handler:$handler file:$fileName<br>\n";
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return $statusCode;
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}
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// Process request with error
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function processRequestError()
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{
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ob_clean();
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$handler = $this->getRequestHandler();
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$fileName = $this->readPage($this->pages->serverBase, $this->page->location, $this->page->fileName,
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$this->page->cacheable, $this->page->statusCode, $this->page->get("pageError"));
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$statusCode = $this->sendPage();
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if(defined("DEBUG") && DEBUG>=1) echo "Yellow::processRequestError handler:$handler file:$fileName<br>\n";
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return $statusCode;
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}
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// Read page from file
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function readPage($serverBase, $location, $fileName, $cacheable, $statusCode, $pageError = "")
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{
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if($statusCode >= 400)
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{
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$fileName = $this->config->get("configDir").$this->config->get("errorPageFile");
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$fileName = strreplaceu("(.*)", $statusCode, $fileName);
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$cacheable = false;
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}
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$fileHandle = @fopen($fileName, "r");
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if($fileHandle)
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{
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$fileData = fread($fileHandle, filesize($fileName));
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fclose($fileHandle);
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}
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$this->pages->serverBase = $serverBase;
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$this->page = new YellowPage($this, $location);
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$this->page->parseData($fileName, $fileData, $cacheable, $statusCode, $pageError);
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$this->page->setHeader("Content-Type", "text/html; charset=UTF-8");
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$this->page->setHeader("Last-Modified", $this->page->getModified(true));
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if(!$this->page->isCacheable()) $this->page->setHeader("Cache-Control", "no-cache, must-revalidate");
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$this->text->setLanguage($this->page->get("language"));
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$this->page->parseContent();
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return $fileName;
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}
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// Send page response
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function sendPage()
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{
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$this->template($this->page->get("template"));
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$fileNameStyle = $this->config->get("styleDir").$this->page->get("style").".css";
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if(!is_file($fileNameStyle))
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{
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$this->page->error(500, "Style '".$this->page->get("style")."' does not exist!");
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}
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if(!is_object($this->page->parser))
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{
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$this->page->error(500, "Parser '".$this->page->get("parser")."' does not exist!");
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}
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list($contentType) = explode(';', $this->page->getHeader("Content-Type"));
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if(!$this->toolbox->isValidContentType($contentType, $this->page->getLocation()))
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{
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$this->page->error(500, "Type '$contentType' does not match name!");
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}
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$statusCode = $this->page->statusCode;
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if($statusCode==200 && $this->getRequestHandler()=="core" && $this->page->isExisting("redirect"))
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{
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$statusCode = 301;
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$location = $this->page->get("redirect");
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if(preg_match("/^[^\/]+$/", $location)) $location = $this->toolbox->getDirectoryLocation($this->page->getLocation()).$location;
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$this->page->clean($statusCode, $this->toolbox->getHttpLocationHeader($this->config->get("serverName"), "", $location));
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$this->page->setHeader("Last-Modified", $this->page->getModified(true));
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$this->page->setHeader("Cache-Control", "no-cache, must-revalidate");
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}
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if($statusCode==200 && $this->page->isCacheable() &&
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$this->toolbox->isFileNotModified($this->page->getHeader("Last-Modified")))
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{
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$statusCode = 304;
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if($this->page->isHeader("Cache-Control")) $responseHeader = "Cache-Control: ".$this->page->getHeader("Cache-Control");
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$this->page->clean($statusCode, $responseHeader);
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}
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if($this->page->isExisting("pageClean")) ob_clean();
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if(PHP_SAPI != "cli")
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{
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@header($this->toolbox->getHttpStatusFormatted($statusCode));
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foreach($this->page->headerData as $key=>$value) @header("$key: $value");
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}
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if(defined("DEBUG") && DEBUG>=1)
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{
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foreach($this->page->headerData as $key=>$value) echo "Yellow::sendPage $key: $value<br>\n";
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$fileNameTemplate = $this->config->get("templateDir").$this->page->get("template").".php";
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$parserName = $this->page->get("parser");
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echo "Yellow::sendPage template:$fileNameTemplate style:$fileNameStyle parser:$parserName<br>\n";
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}
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return $statusCode;
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}
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// Send status response
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function sendStatus($statusCode, $responseHeader = "")
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{
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if(PHP_SAPI != "cli")
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{
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@header($this->toolbox->getHttpStatusFormatted($statusCode));
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if(!empty($responseHeader)) @header($responseHeader);
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}
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}
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// Return request location and file name, without server base
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function getRequestLocationFile($serverBase)
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{
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$location = $this->toolbox->getLocationNormalised();
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$location = substru($location, strlenu($serverBase));
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$fileName = $this->toolbox->findFileFromLocation($location,
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$this->config->get("contentDir"), $this->config->get("contentHomeDir"),
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$this->config->get("contentDefaultFile"), $this->config->get("contentExtension"));
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if(!is_file($fileName) && $this->toolbox->isLocationArgs($this->toolbox->getLocation()))
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{
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$location = rtrim($location, '/');
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$fileName = $this->toolbox->findFileFromLocation($location,
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$this->config->get("contentDir"), $this->config->get("contentHomeDir"),
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$this->config->get("contentDefaultFile"), $this->config->get("contentExtension"));
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}
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return array($location, $fileName);
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}
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// Return name of request handler
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function getRequestHandler()
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{
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return $this->pages->requestHandler;
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}
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// Check if clean URL is requested
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function isRequestCleanUrl()
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{
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return isset($_GET["clean-url"]) || isset($_POST["clean-url"]);
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}
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// Check if request error happened
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function isRequestError()
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{
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return $this->page->isExisting("pageError");
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}
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// Check if content directory exists
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function isContentDirectory($location)
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{
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$path = $this->toolbox->findFileFromLocation($location, $this->config->get("contentDir"), $this->config->get("contentHomeDir"), "", "");
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return is_dir($path);
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}
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// Execute template
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function template($name)
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{
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$fileNameTemplate = $this->config->get("templateDir")."$name.php";
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if(is_file($fileNameTemplate))
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{
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global $yellow;
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require($fileNameTemplate);
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} else {
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$this->page->error(500, "Template '$name' does not exist!");
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}
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}
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// Execute code snippet
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function snippet($name, $args = NULL)
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{
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$this->pages->snippetArgs = func_get_args();
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$fileNameSnippet = $this->config->get("snippetDir")."$name.php";
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if(is_file($fileNameSnippet))
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{
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global $yellow;
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require($fileNameSnippet);
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} else {
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$this->page->error(500, "Snippet '$name' does not exist!");
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}
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}
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// Return snippet arguments
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function getSnippetArgs()
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{
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return $this->pages->snippetArgs;
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}
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// Return extra HTML header lines
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function getHeaderExtra()
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{
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$header = "";
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foreach($this->plugins->plugins as $key=>$value)
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{
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if(method_exists($value["obj"], "onHeaderExtra")) $header .= $value["obj"]->onHeaderExtra();
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}
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return $header;
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}
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// Execute plugin command
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function plugin($name, $args = NULL)
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{
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$statusCode = 0;
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if($this->plugins->isExisting($name))
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{
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$plugin = $this->plugins->plugins[$name];
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if(method_exists($plugin["obj"], "onCommand")) $statusCode = $plugin["obj"]->onCommand(func_get_args());
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} else {
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$statusCode = 500;
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$this->page->error($statusCode, "Plugin '$name' does not exist!");
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}
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return $statusCode;
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}
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// Register plugin
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function registerPlugin($name, $class, $version)
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{
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$this->plugins->register($name, $class, $version);
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}
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}
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// Yellow page data
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class YellowPage
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{
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var $yellow; //access to API
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var $location; //page location
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var $fileName; //content file name
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var $rawData; //raw data of page
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var $metaDataOffsetBytes; //meta data offset
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var $metaData; //meta data
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var $headerData; //response header
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var $parserData; //content data of page
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var $parser; //content parser
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var $active; //page is active location? (boolean)
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var $visible; //page is visible location? (boolean)
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var $cacheable; //page is cacheable? (boolean)
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var $statusCode; //status code
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function __construct($yellow, $location)
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{
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$this->yellow = $yellow;
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$this->location = $location;
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$this->metaData = array();
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$this->headerData = array();
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$this->statusCode = 0;
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}
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// Parse page data
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function parseData($fileName, $rawData, $cacheable, $statusCode, $pageError = "")
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{
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$this->fileName = $fileName;
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$this->rawData = $rawData;
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$this->active = $this->yellow->toolbox->isActiveLocation($this->yellow->pages->serverBase, $this->location,
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$this->yellow->page->location);
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$this->visible = $this->yellow->toolbox->isVisibleLocation($this->yellow->pages->serverBase, $this->location,
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$fileName, $this->yellow->config->get("contentDir"));
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$this->cacheable = $cacheable;
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$this->statusCode = $statusCode;
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if(!empty($pageError)) $this->error($statusCode, $pageError);
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$this->parseMeta();
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}
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// Parse page meta data
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function parseMeta()
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{
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$fileDate = date("c", is_readable($this->fileName) ? filemtime($this->fileName) : 0);
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$this->set("modified", $fileDate);
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$this->set("published", $fileDate);
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$this->set("title", $this->yellow->toolbox->createTextTitle($this->location));
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$this->set("sitename", $this->yellow->config->get("sitename"));
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$this->set("author", $this->yellow->config->get("author"));
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$this->set("language", $this->yellow->config->get("language"));
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$this->set("template", $this->yellow->config->get("template"));
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$this->set("style", $this->yellow->config->get("style"));
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$this->set("parser", $this->yellow->config->get("parser"));
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if(preg_match("/^(\-\-\-[\r\n]+)(.+?)([\r\n]+\-\-\-[\r\n]+)/s", $this->rawData, $parsed))
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{
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$this->metaDataOffsetBytes = strlenb($parsed[0]);
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foreach(preg_split("/[\r\n]+/", $parsed[2]) as $line)
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{
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preg_match("/^\s*(.*?)\s*:\s*(.*?)\s*$/", $line, $matches);
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if(!empty($matches[1]) && !empty($matches[2])) $this->set(lcfirst($matches[1]), $matches[2]);
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}
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} else if(preg_match("/^([^\r\n]+)([\r\n]+=+[\r\n]+)/", $this->rawData, $parsed)) {
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$this->metaDataOffsetBytes = strlenb($parsed[0]);
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$this->set("title", $parsed[1]);
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}
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$titleHeader = $this->location!="/" ? $this->get("title")." - ".$this->get("sitename") : $this->get("sitename");
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if(!$this->isExisting("titleHeader")) $this->set("titleHeader", $titleHeader);
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if(!$this->isExisting("titleNavigation")) $this->set("titleNavigation", $this->get("title"));
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if(!$this->isExisting("titleContent")) $this->set("titleContent", $this->get("title"));
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$this->set("pageRead", $this->yellow->toolbox->getHttpUrl($this->yellow->config->get("serverName"),
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$this->yellow->config->get("serverBase"), $this->location));
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$this->set("pageEdit", $this->yellow->toolbox->getHttpUrl($this->yellow->config->get("serverName"),
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$this->yellow->config->get("serverBase"), rtrim($this->yellow->config->get("webinterfaceLocation"), '/').$this->location));
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foreach($this->yellow->plugins->plugins as $key=>$value)
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{
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if(method_exists($value["obj"], "onParseMeta"))
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{
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$output = $value["obj"]->onParseMeta($this, $this->rawData);
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if(!is_null($output)) break;
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}
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}
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}
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// Parse page update if necessary
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function parseUpdate()
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{
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if($this->statusCode == 0)
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{
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$fileHandle = @fopen($this->fileName, "r");
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if($fileHandle)
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{
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$this->statusCode = 200;
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$this->rawData = fread($fileHandle, filesize($this->fileName));
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$this->metaData = array();
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fclose($fileHandle);
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$this->parseMeta();
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}
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if(defined("DEBUG") && DEBUG>=2) echo "YellowPage::parseUpdate location:".$this->location."<br/>\n";
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}
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}
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// Parse page content
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function parseContent()
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{
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if(!is_object($this->parser))
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{
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if($this->yellow->plugins->isExisting($this->get("parser")))
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{
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$plugin = $this->yellow->plugins->plugins[$this->get("parser")];
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if(method_exists($plugin["obj"], "onParse"))
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{
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$this->parser = $plugin["obj"];
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$this->parserData = $this->parser->onParse($this, $this->getContent(true));
|
|
foreach($this->yellow->plugins->plugins as $key=>$value)
|
|
{
|
|
if(method_exists($value["obj"], "onParseContent"))
|
|
{
|
|
$output = $value["obj"]->onParseContent($this, $this->parserData);
|
|
if(!is_null($output)) { $this->parserData = $output; break; }
|
|
}
|
|
}
|
|
if(!$this->isExisting("description"))
|
|
{
|
|
$this->set("description", $this->yellow->toolbox->createTextDescription($this->parserData, 150));
|
|
}
|
|
if(!$this->isExisting("keywords"))
|
|
{
|
|
$this->set("keywords", $this->yellow->toolbox->createTextKeywords($this->get("title"), 10));
|
|
}
|
|
}
|
|
}
|
|
if(defined("DEBUG") && DEBUG>=2) echo "YellowPage::parseContent location:".$this->location."<br/>\n";
|
|
}
|
|
}
|
|
|
|
// Parse custom type
|
|
function parseType($name, $text, $typeShortcut)
|
|
{
|
|
$output = NULL;
|
|
foreach($this->yellow->plugins->plugins as $key=>$value)
|
|
{
|
|
if(method_exists($value["obj"], "onParseType"))
|
|
{
|
|
$output = $value["obj"]->onParseType($name, $text, $typeShortcut);
|
|
if(!is_null($output)) break;
|
|
}
|
|
}
|
|
if(defined("DEBUG") && DEBUG>=2 && !empty($name)) echo "YellowPage::parseType name:$name shortcut:$typeShortcut<br/>\n";
|
|
return $output;
|
|
}
|
|
|
|
// Set page response header
|
|
function setHeader($key, $value)
|
|
{
|
|
$this->headerData[$key] = $value;
|
|
}
|
|
|
|
// Return page response header
|
|
function getHeader($key)
|
|
{
|
|
return $this->isHeader($key) ? $this->headerData[$key] : "";
|
|
}
|
|
|
|
// Set page meta data
|
|
function set($key, $value)
|
|
{
|
|
$this->metaData[$key] = $value;
|
|
}
|
|
|
|
// Return page meta data
|
|
function get($key)
|
|
{
|
|
return $this->isExisting($key) ? $this->metaData[$key] : "";
|
|
}
|
|
|
|
// Return page meta data, HTML encoded
|
|
function getHtml($key)
|
|
{
|
|
return htmlspecialchars($this->get($key));
|
|
}
|
|
|
|
// Return page content, HTML encoded or raw format
|
|
function getContent($rawFormat = false)
|
|
{
|
|
if($rawFormat)
|
|
{
|
|
$this->parseUpdate();
|
|
$text = substrb($this->rawData, $this->metaDataOffsetBytes);
|
|
} else {
|
|
$this->parseContent();
|
|
$text = $this->parserData;
|
|
}
|
|
return $text;
|
|
}
|
|
|
|
// Return parent page relative to current page
|
|
function getParent()
|
|
{
|
|
$parentLocation = $this->yellow->pages->getParentLocation($this->location);
|
|
return $this->yellow->pages->find($parentLocation, false)->first();
|
|
}
|
|
|
|
// Return top-level parent page of current page
|
|
function getParentTop()
|
|
{
|
|
$parentTopLocation = $this->yellow->pages->getParentTopLocation($this->location);
|
|
return $this->yellow->pages->find($parentTopLocation, false)->first();
|
|
}
|
|
|
|
// Return pages on the same level as current page
|
|
function getSiblings($showInvisible = false)
|
|
{
|
|
$parentLocation = $this->yellow->pages->getParentLocation($this->location);
|
|
return $this->yellow->pages->findChildren($parentLocation, $showInvisible);
|
|
}
|
|
|
|
// Return child pages relative to current page
|
|
function getChildren($showInvisible = false)
|
|
{
|
|
return $this->yellow->pages->findChildren($this->location, $showInvisible);
|
|
}
|
|
|
|
// Return absolute page location
|
|
function getLocation()
|
|
{
|
|
return $this->yellow->pages->serverBase.$this->location;
|
|
}
|
|
|
|
// Return full page URL, with server name
|
|
function getUrl()
|
|
{
|
|
return $this->yellow->toolbox->getHttpUrl($this->yellow->config->get("serverName"),
|
|
$this->yellow->pages->serverBase, $this->location);
|
|
}
|
|
|
|
// Return page modification time, Unix time
|
|
function getModified($httpFormat = false)
|
|
{
|
|
$modified = strtotime($this->get("modified"));
|
|
return $httpFormat ? $this->yellow->toolbox->getHttpTimeFormatted($modified) : $modified;
|
|
}
|
|
|
|
// Return page status code
|
|
function getStatusCode($httpFormat = false)
|
|
{
|
|
$statusCode = $this->statusCode;
|
|
if($httpFormat)
|
|
{
|
|
$statusCode = $this->yellow->toolbox->getHttpStatusFormatted($statusCode);
|
|
if($this->isExisting("pageError")) $statusCode .= ": ".$this->get("pageError");
|
|
}
|
|
return $statusCode;
|
|
}
|
|
|
|
// Respond with error page
|
|
function error($statusCode, $pageError = "")
|
|
{
|
|
if(!$this->isExisting("pageError") && $statusCode>0)
|
|
{
|
|
$this->statusCode = $statusCode;
|
|
$this->set("pageError", empty($pageError) ? "Template/snippet error!" : $pageError);
|
|
}
|
|
}
|
|
|
|
// Respond with status code, no page content
|
|
function clean($statusCode, $responseHeader = "")
|
|
{
|
|
if(!$this->isExisting("pageClean") && $statusCode>0)
|
|
{
|
|
$this->statusCode = $statusCode;
|
|
$this->headerData = array();
|
|
if(!empty($responseHeader)) $this->header($responseHeader);
|
|
$this->set("pageClean", (string)$statusCode);
|
|
}
|
|
}
|
|
|
|
// Add page response header, HTTP format
|
|
function header($responseHeader)
|
|
{
|
|
$tokens = explode(':', $responseHeader, 2);
|
|
$this->setHeader(trim($tokens[0]), trim($tokens[1]));
|
|
}
|
|
|
|
// Check if response header exists
|
|
function isHeader($key)
|
|
{
|
|
return !is_null($this->headerData[$key]);
|
|
}
|
|
|
|
// Check if page meta data exists
|
|
function isExisting($key)
|
|
{
|
|
return !is_null($this->metaData[$key]);
|
|
}
|
|
|
|
// Check if page is within current HTTP request
|
|
function isActive()
|
|
{
|
|
return $this->active;
|
|
}
|
|
|
|
// Check if page is visible in navigation
|
|
function isVisible()
|
|
{
|
|
return $this->visible;
|
|
}
|
|
|
|
// Check if page is cacheable
|
|
function isCacheable()
|
|
{
|
|
return $this->cacheable;
|
|
}
|
|
}
|
|
|
|
// Yellow page collection as array
|
|
class YellowPageCollection extends ArrayObject
|
|
{
|
|
var $yellow; //access to API
|
|
var $filterValue; //current page filter value
|
|
var $paginationPage; //current page number in pagination
|
|
var $paginationCount; //highest page number in pagination
|
|
|
|
function __construct($yellow)
|
|
{
|
|
parent::__construct(array());
|
|
$this->yellow = $yellow;
|
|
}
|
|
|
|
// Filter page collection by meta data
|
|
function filter($key, $value, $exactMatch = true)
|
|
{
|
|
if(!empty($key))
|
|
{
|
|
$array = array();
|
|
$value = strreplaceu(' ', '-', strtoloweru($value));
|
|
$valueLength = strlenu($value);
|
|
foreach($this->getArrayCopy() as $page)
|
|
{
|
|
if($page->isExisting($key))
|
|
{
|
|
foreach(preg_split("/,\s*/", $page->get($key)) as $pageValue)
|
|
{
|
|
$pageValueLength = $exactMatch ? strlenu($pageValue) : $valueLength;
|
|
if($value == substru(strreplaceu(' ', '-', strtoloweru($pageValue)), 0, $pageValueLength))
|
|
{
|
|
$this->filterValue = $pageValue;
|
|
array_push($array, $page);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
$this->exchangeArray($array);
|
|
}
|
|
return $this;
|
|
}
|
|
|
|
// Sort page collection by meta data
|
|
function sort($key, $ascendingOrder = true)
|
|
{
|
|
$callback = function($a, $b) use ($key, $ascendingOrder)
|
|
{
|
|
return $ascendingOrder ?
|
|
strnatcasecmp($a->get($key), $b->get($key)) :
|
|
strnatcasecmp($b->get($key), $a->get($key));
|
|
};
|
|
$array = $this->getArrayCopy();
|
|
usort($array, $callback);
|
|
$this->exchangeArray($array);
|
|
return $this;
|
|
}
|
|
|
|
// Merge page collection
|
|
function merge($input)
|
|
{
|
|
$this->exchangeArray(array_merge($this->getArrayCopy(), (array)$input));
|
|
return $this;
|
|
}
|
|
|
|
// Append to end of page collection
|
|
function append($page)
|
|
{
|
|
parent::append($page);
|
|
return $this;
|
|
}
|
|
|
|
// Prepend to start of page collection
|
|
function prepend($page)
|
|
{
|
|
$array = $this->getArrayCopy();
|
|
array_unshift($array, $page);
|
|
$this->exchangeArray($array);
|
|
return $this;
|
|
}
|
|
|
|
// Limit the number of pages in page collection
|
|
function limit($pagesMax)
|
|
{
|
|
$this->exchangeArray(array_slice($this->getArrayCopy(), 0, $pagesMax));
|
|
return $this;
|
|
}
|
|
|
|
// Reverse page collection
|
|
function reverse()
|
|
{
|
|
$this->exchangeArray(array_reverse($this->getArrayCopy()));
|
|
return $this;
|
|
}
|
|
|
|
// Paginate page collection
|
|
function pagination($limit, $reverse = true)
|
|
{
|
|
$array = $this->getArrayCopy();
|
|
if($reverse) $array = array_reverse($array);
|
|
$this->paginationPage = 1;
|
|
$this->paginationCount = ceil($this->count() / $limit);
|
|
if($limit < $this->count())
|
|
{
|
|
$pagination = $this->yellow->config->get("contentPagination");
|
|
if(isset($_REQUEST[$pagination])) $this->paginationPage = max(1, $_REQUEST[$pagination]);
|
|
}
|
|
$this->exchangeArray(array_slice($array, ($this->paginationPage - 1) * $limit, $limit));
|
|
return $this;
|
|
}
|
|
|
|
// Return current page number in pagination
|
|
function getPaginationPage()
|
|
{
|
|
return $this->paginationPage;
|
|
}
|
|
|
|
// Return highest page number in pagination
|
|
function getPaginationCount()
|
|
{
|
|
return $this->paginationCount;
|
|
}
|
|
|
|
// Return absolute location for a page in pagination
|
|
function getLocationPage($pageNumber)
|
|
{
|
|
if($pageNumber>=1 && $pageNumber<=$this->paginationCount)
|
|
{
|
|
$pagination = $this->yellow->config->get("contentPagination");
|
|
$location = $this->yellow->page->getLocation();
|
|
$locationArgs = $this->yellow->toolbox->getLocationArgs($location, $pagination,
|
|
$pageNumber>1 ? "$pagination:$pageNumber" : "$pagination:");
|
|
}
|
|
return $location.$locationArgs;
|
|
}
|
|
|
|
// Return absolute location for previous page in pagination
|
|
function getLocationPrevious()
|
|
{
|
|
$pageNumber = $this->paginationPage;
|
|
$pageNumber = ($pageNumber>1 && $pageNumber<=$this->paginationCount) ? $pageNumber-1 : 0;
|
|
return $this->getLocationPage($pageNumber);
|
|
}
|
|
|
|
// Return absolute location for next page in pagination
|
|
function getLocationNext()
|
|
{
|
|
$pageNumber = $this->paginationPage;
|
|
$pageNumber = ($pageNumber>=1 && $pageNumber<$this->paginationCount) ? $pageNumber+1 : 0;
|
|
return $this->getLocationPage($pageNumber);
|
|
}
|
|
|
|
// Return current page filter
|
|
function getFilter()
|
|
{
|
|
return $this->filterValue;
|
|
}
|
|
|
|
// Return last modification time for page collection, Unix time
|
|
function getModified($httpFormat = false)
|
|
{
|
|
$modified = 0;
|
|
foreach($this->getIterator() as $page) $modified = max($modified, $page->getModified());
|
|
return $httpFormat ? $this->yellow->toolbox->getHttpTimeFormatted($modified) : $modified;
|
|
}
|
|
|
|
// Return first page in page collection
|
|
function first()
|
|
{
|
|
return $this->offsetGet(0);
|
|
}
|
|
|
|
// Return last page in page collection
|
|
function last()
|
|
{
|
|
return $this->offsetGet($this->count()-1);
|
|
}
|
|
|
|
// Check if there is an active pagination
|
|
function isPagination()
|
|
{
|
|
return $this->paginationCount > 1;
|
|
}
|
|
}
|
|
|
|
// Yellow page tree from file system
|
|
class YellowPages
|
|
{
|
|
var $yellow; //access to API
|
|
var $pages; //scanned pages
|
|
var $requestHandler; //request handler
|
|
var $serverBase; //requested server base
|
|
var $snippetArgs; //requested snippet arguments
|
|
|
|
function __construct($yellow)
|
|
{
|
|
$this->yellow = $yellow;
|
|
$this->pages = array();
|
|
}
|
|
|
|
// Return empty page collection
|
|
function create()
|
|
{
|
|
return new YellowPageCollection($this->yellow);
|
|
}
|
|
|
|
// Return pages from file system
|
|
function index($showInvisible = false, $levelMax = 0)
|
|
{
|
|
return $this->findChildrenRecursive("", $showInvisible, $levelMax);
|
|
}
|
|
|
|
// Return page collection with top-level navigation
|
|
function top($showInvisible = false)
|
|
{
|
|
return $this->findChildren("", $showInvisible);
|
|
}
|
|
|
|
// Return page collection with path ancestry
|
|
function path($location, $absoluteLocation = false)
|
|
{
|
|
if($absoluteLocation) $location = substru($location, strlenu($this->serverBase));
|
|
$pages = $this->find($location, false);
|
|
for($page=$pages->first(); $page; $page=$parent)
|
|
{
|
|
if($parent = $page->getParent()) $pages->prepend($parent);
|
|
else if($page->location!="/" && $home = $this->find("/", false)->first()) $pages->prepend($home);
|
|
}
|
|
return $pages;
|
|
}
|
|
|
|
// Return page collection with one specific page
|
|
function find($location, $absoluteLocation = false)
|
|
{
|
|
if($absoluteLocation) $location = substru($location, strlenu($this->serverBase));
|
|
$parentLocation = $this->getParentLocation($location);
|
|
$this->scanChildren($parentLocation);
|
|
$pages = new YellowPageCollection($this->yellow);
|
|
foreach($this->pages[$parentLocation] as $page) if($page->location == $location) { $pages->append($page); break; }
|
|
return $pages;
|
|
}
|
|
|
|
// Find child pages
|
|
function findChildren($location, $showInvisible = false)
|
|
{
|
|
$this->scanChildren($location);
|
|
$pages = new YellowPageCollection($this->yellow);
|
|
foreach($this->pages[$location] as $page) if($page->isVisible() || $showInvisible) $pages->append($page);
|
|
return $pages;
|
|
}
|
|
|
|
// Find child pages recursively
|
|
function findChildrenRecursive($location, $showInvisible = false, $levelMax = 0)
|
|
{
|
|
--$levelMax;
|
|
$this->scanChildren($location);
|
|
$pages = new YellowPageCollection($this->yellow);
|
|
foreach($this->pages[$location] as $page)
|
|
{
|
|
if($page->isVisible() || $showInvisible)
|
|
{
|
|
$pages->append($page);
|
|
if(!$this->yellow->toolbox->isFileLocation($page->location) && $levelMax!=0)
|
|
{
|
|
$pages->merge($this->findChildrenRecursive($page->location, $showInvisible, $levelMax));
|
|
}
|
|
}
|
|
}
|
|
return $pages;
|
|
}
|
|
|
|
// Scan child pages on demand
|
|
function scanChildren($location)
|
|
{
|
|
if(is_null($this->pages[$location]))
|
|
{
|
|
if(defined("DEBUG") && DEBUG>=2) echo "YellowPages::scanChildren location:$location<br/>\n";
|
|
$this->pages[$location] = array();
|
|
$fileNames = $this->yellow->toolbox->findChildrenFromLocation($location,
|
|
$this->yellow->config->get("contentDir"), $this->yellow->config->get("contentHomeDir"),
|
|
$this->yellow->config->get("contentDefaultFile"), $this->yellow->config->get("contentExtension"));
|
|
foreach($fileNames as $fileName)
|
|
{
|
|
$fileHandle = @fopen($fileName, "r");
|
|
if($fileHandle)
|
|
{
|
|
$fileData = fread($fileHandle, 4096);
|
|
$statusCode = filesize($fileName) <= 4096 ? 200 : 0;
|
|
fclose($fileHandle);
|
|
} else {
|
|
$fileData = "";
|
|
$statusCode = 0;
|
|
}
|
|
$page = new YellowPage($this->yellow, $this->yellow->toolbox->findLocationFromFile($fileName,
|
|
$this->yellow->config->get("contentDir"), $this->yellow->config->get("contentHomeDir"),
|
|
$this->yellow->config->get("contentDefaultFile"), $this->yellow->config->get("contentExtension")));
|
|
$page->parseData($fileName, $fileData, false, $statusCode);
|
|
array_push($this->pages[$location], $page);
|
|
}
|
|
}
|
|
}
|
|
|
|
// Return parent location
|
|
function getParentLocation($location)
|
|
{
|
|
$parentLocation = "";
|
|
if(preg_match("/^(.*\/).+?$/", $location, $matches))
|
|
{
|
|
if($matches[1]!="/" || $this->yellow->toolbox->isFileLocation($location)) $parentLocation = $matches[1];
|
|
}
|
|
return $parentLocation;
|
|
}
|
|
|
|
// Return top-level parent location
|
|
function getParentTopLocation($location)
|
|
{
|
|
$parentTopLocation = "/";
|
|
if(preg_match("/^(.+?\/)/", $location, $matches)) $parentTopLocation = $matches[1];
|
|
return $parentTopLocation;
|
|
}
|
|
}
|
|
|
|
// Yellow configuration
|
|
class YellowConfig
|
|
{
|
|
var $yellow; //access to API
|
|
var $modified; //configuration modification time
|
|
var $config; //configuration
|
|
var $configDefaults; //configuration defaults
|
|
|
|
function __construct($yellow)
|
|
{
|
|
$this->yellow = $yellow;
|
|
$this->modified = 0;
|
|
$this->config = array();
|
|
$this->configDefaults = array();
|
|
}
|
|
|
|
// Load configuration from file
|
|
function load($fileName)
|
|
{
|
|
$fileData = @file($fileName);
|
|
if($fileData)
|
|
{
|
|
if(defined("DEBUG") && DEBUG>=2) echo "YellowConfig::load file:$fileName<br/>\n";
|
|
$this->modified = filemtime($fileName);
|
|
foreach($fileData as $line)
|
|
{
|
|
if(preg_match("/^\//", $line)) continue;
|
|
preg_match("/^\s*(.*?)\s*=\s*(.*?)\s*$/", $line, $matches);
|
|
if(!empty($matches[1]) && !strempty($matches[2]))
|
|
{
|
|
$this->set($matches[1], $matches[2]);
|
|
if(defined("DEBUG") && DEBUG>=3) echo "YellowConfig::load key:$matches[1] $matches[2]<br/>\n";
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
// Set default configuration
|
|
function setDefault($key, $value)
|
|
{
|
|
$this->configDefaults[$key] = $value;
|
|
}
|
|
|
|
// Set configuration
|
|
function set($key, $value)
|
|
{
|
|
$this->config[$key] = $value;
|
|
}
|
|
|
|
// Return configuration
|
|
function get($key)
|
|
{
|
|
return $this->isExisting($key) ? $this->config[$key] : $this->configDefaults[$key];
|
|
}
|
|
|
|
// Return configuration, HTML encoded
|
|
function getHtml($key)
|
|
{
|
|
return htmlspecialchars($this->get($key));
|
|
}
|
|
|
|
// Return configuration strings
|
|
function getData($filterEnd = "")
|
|
{
|
|
$config = array();
|
|
if(empty($filterEnd))
|
|
{
|
|
$config = $this->config;
|
|
} else {
|
|
foreach($this->config as $key=>$value)
|
|
{
|
|
if(substru($key, -strlenu($filterEnd)) == $filterEnd) $config[$key] = $value;
|
|
}
|
|
}
|
|
return $config;
|
|
}
|
|
|
|
// Return configuration modification time, Unix time
|
|
function getModified($httpFormat = false)
|
|
{
|
|
return $httpFormat ? $this->yellow->toolbox->getHttpTimeFormatted($this->modified) : $this->modified;
|
|
}
|
|
|
|
// Check if configuration exists
|
|
function isExisting($key)
|
|
{
|
|
return !is_null($this->config[$key]);
|
|
}
|
|
}
|
|
|
|
// Yellow text strings
|
|
class YellowText
|
|
{
|
|
var $yellow; //access to API
|
|
var $modified; //text modification time
|
|
var $text; //text strings
|
|
var $language; //current language
|
|
|
|
function __construct($yellow)
|
|
{
|
|
$this->yellow = $yellow;
|
|
$this->modified = 0;
|
|
$this->text = array();
|
|
}
|
|
|
|
// Load text strings from file
|
|
function load($fileName)
|
|
{
|
|
$path = dirname($fileName);
|
|
$regex = "/".basename($fileName)."/";
|
|
foreach($this->yellow->toolbox->getDirectoryEntries($path, $regex, true, false) as $entry)
|
|
{
|
|
$fileData = @file($entry);
|
|
if($fileData)
|
|
{
|
|
if(defined("DEBUG") && DEBUG>=2) echo "YellowText::load file:$entry<br/>\n";
|
|
$this->modified = max($this->modified, filemtime($entry));
|
|
$language = "";
|
|
foreach($fileData as $line)
|
|
{
|
|
preg_match("/^\s*(.*?)\s*=\s*(.*?)\s*$/", $line, $matches);
|
|
if($matches[1]=="language" && !empty($matches[2])) { $language = $matches[2]; break; }
|
|
}
|
|
foreach($fileData as $line)
|
|
{
|
|
if(preg_match("/^\//", $line)) continue;
|
|
preg_match("/^\s*(.*?)\s*=\s*(.*?)\s*$/", $line, $matches);
|
|
if(!empty($language) && !empty($matches[1]) && !strempty($matches[2]))
|
|
{
|
|
$this->setText($matches[1], $matches[2], $language);
|
|
if(defined("DEBUG") && DEBUG>=3) echo "YellowText::load key:$matches[1] $matches[2]<br/>\n";
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
// Set current language
|
|
function setLanguage($language)
|
|
{
|
|
$this->language = $language;
|
|
}
|
|
|
|
// Set text string for specific language
|
|
function setText($key, $value, $language)
|
|
{
|
|
if(is_null($this->text[$language])) $this->text[$language] = array();
|
|
$this->text[$language][$key] = $value;
|
|
}
|
|
|
|
// Return text string for specific language
|
|
function getText($key, $language)
|
|
{
|
|
return ($this->isText($key, $language)) ? $this->text[$language][$key] : "[$key]";
|
|
}
|
|
|
|
// Return text string
|
|
function get($key)
|
|
{
|
|
return $this->isExisting($key) ? $this->text[$this->language][$key] : "[$key]";
|
|
}
|
|
|
|
// Return text string, HTML encoded
|
|
function getHtml($key)
|
|
{
|
|
return htmlspecialchars($this->get($key));
|
|
}
|
|
|
|
// Return text strings
|
|
function getData($filterStart = "", $language = "")
|
|
{
|
|
$text = array();
|
|
if(empty($language)) $language = $this->language;
|
|
if(!is_null($this->text[$language]))
|
|
{
|
|
if(empty($filterStart))
|
|
{
|
|
$text = $this->text[$language];
|
|
} else {
|
|
foreach($this->text[$language] as $key=>$value)
|
|
{
|
|
if(substru($key, 0, strlenu("language")) == "language") $text[$key] = $value;
|
|
if(substru($key, 0, strlenu($filterStart)) == $filterStart) $text[$key] = $value;
|
|
}
|
|
}
|
|
}
|
|
return $text;
|
|
}
|
|
|
|
// Return text modification time, Unix time
|
|
function getModified($httpFormat = false)
|
|
{
|
|
return $httpFormat ? $this->yellow->toolbox->getHttpTimeFormatted($this->modified) : $this->modified;
|
|
}
|
|
|
|
// Check if text string for specific language exists
|
|
function isText($key, $language)
|
|
{
|
|
return !is_null($this->text[$language]) && !is_null($this->text[$language][$key]);
|
|
}
|
|
|
|
// Check if text string exists
|
|
function isExisting($key)
|
|
{
|
|
return !is_null($this->text[$this->language]) && !is_null($this->text[$this->language][$key]);
|
|
}
|
|
}
|
|
|
|
// Yellow toolbox with helpers
|
|
class YellowToolbox
|
|
{
|
|
// Return server name from current HTTP request
|
|
function getServerName()
|
|
{
|
|
return $_SERVER["SERVER_NAME"];
|
|
}
|
|
|
|
// Return server base from current HTTP request
|
|
function getServerBase()
|
|
{
|
|
$serverBase = "";
|
|
if(preg_match("/^(.*)\//", $_SERVER["SCRIPT_NAME"], $matches)) $serverBase = $matches[1];
|
|
return $serverBase;
|
|
}
|
|
|
|
// Return location from current HTTP request
|
|
function getLocation()
|
|
{
|
|
$uri = $_SERVER["REQUEST_URI"];
|
|
return rawurldecode(($pos = strposu($uri, '?')) ? substru($uri, 0, $pos) : $uri);
|
|
}
|
|
|
|
// Return location from current HTTP request, remove unwanted path tokens
|
|
function getLocationNormalised()
|
|
{
|
|
$string = $this->getLocation();
|
|
$location = ($string[0]=='/') ? '' : '/';
|
|
for($pos=0; $pos<strlenb($string); ++$pos)
|
|
{
|
|
if($string[$pos] == '/')
|
|
{
|
|
if($string[$pos+1] == '/') continue;
|
|
if($string[$pos+1] == '.')
|
|
{
|
|
$posNew = $pos+1; while($string[$posNew] == '.') ++$posNew;
|
|
if($string[$posNew]=='/' || $string[$posNew]=='')
|
|
{
|
|
$pos = $posNew-1;
|
|
continue;
|
|
}
|
|
}
|
|
}
|
|
$location .= $string[$pos];
|
|
}
|
|
if(preg_match("/^(.*?\/)([^\/]+:.*)$/", $location, $matches))
|
|
{
|
|
$location = $matches[1];
|
|
foreach(explode('/', $matches[2]) as $token)
|
|
{
|
|
preg_match("/^(.*?):(.*)$/", $token, $matches);
|
|
if(!empty($matches[1]) && !strempty($matches[2]))
|
|
{
|
|
$matches[1] = strreplaceu(array("\x1c", "\x1d"), array('/', ':'), $matches[1]);
|
|
$matches[2] = strreplaceu(array("\x1c", "\x1d"), array('/', ':'), $matches[2]);
|
|
$_REQUEST[$matches[1]] = $matches[2];
|
|
}
|
|
}
|
|
}
|
|
if(!preg_match("/^HTTP\//", $_SERVER["SERVER_PROTOCOL"])) $_SERVER["SERVER_PROTOCOL"] = "HTTP/1.1";
|
|
return $location;
|
|
}
|
|
|
|
// Return location arguments from current HTTP request
|
|
function getLocationArgs($location, $pagination, $arg = "")
|
|
{
|
|
preg_match("/^(.*?):(.*)$/", $arg, $args);
|
|
if(preg_match("/^(.*?\/)([^\/]+:.*)$/", $this->getLocation(), $matches))
|
|
{
|
|
foreach(explode('/', $matches[2]) as $token)
|
|
{
|
|
preg_match("/^(.*?):(.*)$/", $token, $matches);
|
|
if($matches[1] == $args[1]) { $matches[2] = $args[2]; $found = true; }
|
|
if(!empty($matches[1]) && !strempty($matches[2]))
|
|
{
|
|
if(!empty($locationArgs)) $locationArgs .= '/';
|
|
$locationArgs .= "$matches[1]:$matches[2]";
|
|
}
|
|
}
|
|
}
|
|
if(!$found && !empty($args[1]) && !strempty($args[2]))
|
|
{
|
|
if(!empty($locationArgs)) $locationArgs .= '/';
|
|
$locationArgs .= "$args[1]:$args[2]";
|
|
}
|
|
if(!empty($locationArgs))
|
|
{
|
|
if($this->isFileLocation($location)) $locationArgs = '/'.$locationArgs;
|
|
if(!$this->isPaginationLocation($locationArgs, $pagination)) $locationArgs .= '/';
|
|
$locationArgs = $this->normaliseArgs($locationArgs, false, false);
|
|
}
|
|
return $locationArgs;
|
|
}
|
|
|
|
// Return location arguments from current HTTP request, convert form into clean URL
|
|
function getLocationArgsCleanUrl($location, $pagination)
|
|
{
|
|
foreach(array_merge($_GET, $_POST) as $key=>$value)
|
|
{
|
|
if(!empty($key) && !strempty($value))
|
|
{
|
|
if(!empty($locationArgs)) $locationArgs .= '/';
|
|
$key = strreplaceu(array('/', ':'), array("\x1c", "\x1d"), $key);
|
|
$value = strreplaceu(array('/', ':'), array("\x1c", "\x1d"), $value);
|
|
$locationArgs .= "$key:$value";
|
|
}
|
|
}
|
|
if(!empty($locationArgs))
|
|
{
|
|
if($this->isFileLocation($location)) $locationArgs = '/'.$locationArgs;
|
|
if(!$this->isPaginationLocation($locationArgs, $pagination)) $locationArgs .= '/';
|
|
$locationArgs = $this->normaliseArgs($locationArgs, false, false);
|
|
}
|
|
return $locationArgs;
|
|
}
|
|
|
|
// Check if location contains location arguments
|
|
function isLocationArgs($location)
|
|
{
|
|
return preg_match("/[^\/]+:.*$/", $location);
|
|
}
|
|
|
|
// Check if location contains pagination
|
|
function isPaginationLocation($location, $pagination)
|
|
{
|
|
return preg_match("/^(.*\/)?$pagination:\d*$/", $location);
|
|
}
|
|
|
|
// Check if location is specifying file or directory
|
|
function isFileLocation($location)
|
|
{
|
|
return substru($location, -1, 1) != "/";
|
|
}
|
|
|
|
// Check if file is unmodified since last HTTP request
|
|
function isFileNotModified($lastModified)
|
|
{
|
|
return isset($_SERVER["HTTP_IF_MODIFIED_SINCE"]) && $_SERVER["HTTP_IF_MODIFIED_SINCE"]==$lastModified;
|
|
}
|
|
|
|
// Check if content type is valid for location
|
|
function isValidContentType($contentType, $location)
|
|
{
|
|
$ok = false;
|
|
$extension = ($pos = strrposu($location, '.')) ? substru($location, $pos) : "";
|
|
if($contentType == "text/html")
|
|
{
|
|
if($this->isFileLocation($location))
|
|
{
|
|
if(empty($extension) || preg_match("/^\.(html|md)$/", $extension)) $ok = true;
|
|
} else {
|
|
$ok = true;
|
|
}
|
|
} else {
|
|
if($this->isFileLocation($location))
|
|
{
|
|
if(!empty($extension) && preg_match("/^.*$extension$/", $contentType)) $ok = true;
|
|
}
|
|
}
|
|
return $ok;
|
|
}
|
|
|
|
// Check if location is valid
|
|
function isValidLocation($location)
|
|
{
|
|
$string = "";
|
|
$tokens = explode('/', $location);
|
|
for($i=1; $i<count($tokens); ++$i) $string .= '/'.$this->normaliseName($tokens[$i]);
|
|
return $location == $string;
|
|
}
|
|
|
|
// Check if location is within current HTTP request
|
|
function isActiveLocation($serverBase, $location, $currentLocation)
|
|
{
|
|
if($location != "/")
|
|
{
|
|
$active = substru($currentLocation, 0, strlenu($location))==$location;
|
|
} else {
|
|
$active = $currentLocation==$location;
|
|
}
|
|
return $active;
|
|
}
|
|
|
|
// Check if location is visible in navigation
|
|
function isVisibleLocation($serverBase, $location, $fileName, $pathBase)
|
|
{
|
|
$visible = true;
|
|
if(substru($fileName, 0, strlenu($pathBase)) == $pathBase) $fileName = substru($fileName, strlenu($pathBase));
|
|
$tokens = explode('/', $fileName);
|
|
for($i=0; $i<count($tokens)-1; ++$i)
|
|
{
|
|
if(!preg_match("/^[\d\-\_\.]+(.*)$/", $tokens[$i])) { $visible = false; break; }
|
|
}
|
|
return $visible;
|
|
}
|
|
|
|
// Return location from file path
|
|
function findLocationFromFile($fileName, $pathBase, $pathHome, $fileDefault, $fileExtension)
|
|
{
|
|
$location = "/";
|
|
if(substru($fileName, 0, strlenu($pathBase)) == $pathBase) $fileName = substru($fileName, strlenu($pathBase));
|
|
$tokens = explode('/', $fileName);
|
|
for($i=0; $i<count($tokens)-1; ++$i)
|
|
{
|
|
$token = $this->normaliseName($tokens[$i]).'/';
|
|
if($i || $token!=$pathHome) $location .= $token;
|
|
}
|
|
$token = $this->normaliseName($tokens[$i]);
|
|
$fileFolder = $this->normaliseName($tokens[$i-1]).$fileExtension;
|
|
if($token!=$fileDefault && $token!=$fileFolder) $location .= $this->normaliseName($tokens[$i], true);
|
|
return $location;
|
|
}
|
|
|
|
// Return file path from location
|
|
function findFileFromLocation($location, $pathBase, $pathHome, $fileDefault, $fileExtension)
|
|
{
|
|
$path = $pathBase;
|
|
$tokens = explode('/', $location);
|
|
if(count($tokens) > 2)
|
|
{
|
|
if($tokens[1]."/" == $pathHome) $invalid = true;
|
|
for($i=1; $i<count($tokens)-1; ++$i)
|
|
{
|
|
$token = $tokens[$i];
|
|
if($this->normaliseName($token) != $token) $invalid = true;
|
|
$regex = "/^[\d\-\_\.]*".strreplaceu('-', '.', $token)."$/";
|
|
foreach($this->getDirectoryEntries($path, $regex, false, true, false) as $entry)
|
|
{
|
|
if($this->normaliseName($entry) == $token) { $token = $entry; break; }
|
|
}
|
|
$path .= "$token/";
|
|
}
|
|
} else {
|
|
$i = 1;
|
|
$token = $tokens[0] = rtrim($pathHome, '/');
|
|
if($this->normaliseName($token) != $token) $invalid = true;
|
|
$regex = "/^[\d\-\_\.]*".strreplaceu('-', '.', $token)."$/";
|
|
foreach($this->getDirectoryEntries($path, $regex, false, true, false) as $entry)
|
|
{
|
|
if($this->normaliseName($entry) == $token) { $token = $entry; break; }
|
|
}
|
|
$path .= "$token/";
|
|
}
|
|
if(!empty($fileDefault) && !empty($fileExtension))
|
|
{
|
|
if(!empty($tokens[$i]))
|
|
{
|
|
$token = $tokens[$i].$fileExtension;
|
|
$fileFolder = $tokens[$i-1].$fileExtension;
|
|
if($token==$fileDefault || $token==$fileFolder) $invalid = true;
|
|
if($this->normaliseName($token) != $token) $invalid = true;
|
|
$regex = "/^[\d\-\_\.]*".strreplaceu('-', '.', $token)."$/";
|
|
foreach($this->getDirectoryEntries($path, $regex, false, false, false) as $entry)
|
|
{
|
|
if($this->normaliseName($entry) == $token) { $token = $entry; break; }
|
|
}
|
|
} else {
|
|
$token = $fileDefault;
|
|
if(!is_file($path."/".$fileDefault))
|
|
{
|
|
$fileFolder = $tokens[$i-1].$fileExtension;
|
|
$regex = "/^[\d\-\_\.]*($fileDefault|$fileFolder)$/";
|
|
foreach($this->getDirectoryEntries($path, $regex, true, false, false) as $entry)
|
|
{
|
|
if($this->normaliseName($entry) == $fileDefault) { $token = $entry; break; }
|
|
if($this->normaliseName($entry) == $fileFolder) { $token = $entry; break; }
|
|
}
|
|
}
|
|
}
|
|
$path .= $token;
|
|
}
|
|
return $invalid ? "" : $path;
|
|
}
|
|
|
|
// Return file path of children from location
|
|
function findChildrenFromLocation($location, $pathBase, $pathHome, $fileDefault, $fileExtension)
|
|
{
|
|
$fileNames = array();
|
|
$path = empty($location) ? $pathBase : $this->findFileFromLocation($location, $pathBase, $pathHome, "", "");
|
|
foreach($this->getDirectoryEntries($path, "/.*/", true, true, false) as $entry)
|
|
{
|
|
$token = $fileDefault;
|
|
if(!is_file($path.$entry."/".$fileDefault))
|
|
{
|
|
$fileFolder = $this->normaliseName($entry).$fileExtension;
|
|
$regex = "/^[\d\-\_\.]*($fileDefault|$fileFolder)$/";
|
|
foreach($this->getDirectoryEntries($path.$entry, $regex, true, false, false) as $entry2)
|
|
{
|
|
if($this->normaliseName($entry2) == $fileDefault) { $token = $entry2; break; }
|
|
if($this->normaliseName($entry2) == $fileFolder) { $token = $entry2; break; }
|
|
}
|
|
}
|
|
array_push($fileNames, $path.$entry."/".$token);
|
|
}
|
|
if(!empty($location))
|
|
{
|
|
$fileFolder = $this->normaliseName(basename($path)).$fileExtension;
|
|
$regex = "/.*\\".$fileExtension."/";
|
|
foreach($this->getDirectoryEntries($path, $regex, true, false, false) as $entry)
|
|
{
|
|
if($this->normaliseName($entry) == $fileDefault) continue;
|
|
if($this->normaliseName($entry) == $fileFolder) continue;
|
|
array_push($fileNames, $path.$entry);
|
|
}
|
|
}
|
|
return $fileNames;
|
|
}
|
|
|
|
// Normalise directory/file name
|
|
function normaliseName($text, $removeExtension = false)
|
|
{
|
|
if(preg_match("/^[\d\-\_\.]+(.*)$/", $text, $matches)) $text = $matches[1];
|
|
if($removeExtension) $text = ($pos = strrposu($text, '.')) ? substru($text, 0, $pos) : $text;
|
|
return preg_replace("/[^\pL\d\-\_\.]/u", "-", $text);
|
|
}
|
|
|
|
// Normalise location arguments
|
|
function normaliseArgs($text, $appendSlash = true, $lowerCase = true)
|
|
{
|
|
if($appendSlash) $text .= '/';
|
|
if($lowerCase) $text = strreplaceu(' ', '-', strtoloweru($text));
|
|
return strreplaceu(array('%3A','%2F'), array(':','/'), rawurlencode($text));
|
|
}
|
|
|
|
// Normalise text into UTF-8 NFC
|
|
function normaliseUnicode($text)
|
|
{
|
|
if(PHP_OS=="Darwin" && !mb_check_encoding($text, "ASCII"))
|
|
{
|
|
$utf8nfc = preg_match("//u", $text) && !preg_match('/[^\x00-\x{2FF}]/u', $text);
|
|
if(!$utf8nfc) $text = iconv("UTF-8-MAC", "UTF-8", $text);
|
|
}
|
|
return $text;
|
|
}
|
|
|
|
// Return human readable HTTP server status
|
|
function getHttpStatusFormatted($statusCode)
|
|
{
|
|
switch($statusCode)
|
|
{
|
|
case 0: $text = "$_SERVER[SERVER_PROTOCOL] $statusCode No data"; break;
|
|
case 200: $text = "$_SERVER[SERVER_PROTOCOL] $statusCode OK"; break;
|
|
case 301: $text = "$_SERVER[SERVER_PROTOCOL] $statusCode Moved permanently"; break;
|
|
case 302: $text = "$_SERVER[SERVER_PROTOCOL] $statusCode Moved temporarily"; break;
|
|
case 303: $text = "$_SERVER[SERVER_PROTOCOL] $statusCode Reload please"; break;
|
|
case 304: $text = "$_SERVER[SERVER_PROTOCOL] $statusCode Not modified"; break;
|
|
case 400: $text = "$_SERVER[SERVER_PROTOCOL] $statusCode Bad request"; break;
|
|
case 401: $text = "$_SERVER[SERVER_PROTOCOL] $statusCode Unauthorised"; break;
|
|
case 404: $text = "$_SERVER[SERVER_PROTOCOL] $statusCode Not found"; break;
|
|
case 424: $text = "$_SERVER[SERVER_PROTOCOL] $statusCode Does not exist"; break;
|
|
case 500: $text = "$_SERVER[SERVER_PROTOCOL] $statusCode Server error"; break;
|
|
default: $text = "$_SERVER[SERVER_PROTOCOL] $statusCode Unknown status";
|
|
}
|
|
return $text;
|
|
}
|
|
|
|
// Return human readable HTTP time
|
|
function getHttpTimeFormatted($timestamp)
|
|
{
|
|
return gmdate("D, d M Y H:i:s", $timestamp)." GMT";
|
|
}
|
|
|
|
// Return HTTP URL
|
|
function getHttpUrl($serverName, $serverBase, $location)
|
|
{
|
|
if(preg_match("/^(http|https):\/\//", $location))
|
|
{
|
|
$url = $location;
|
|
} else {
|
|
$url = "http://$serverName$serverBase$location";
|
|
}
|
|
return $url;
|
|
}
|
|
|
|
// Return HTTP location header
|
|
function getHttpLocationHeader($serverName, $serverBase, $location)
|
|
{
|
|
return "Location: ".$this->getHttpUrl($serverName, $serverBase, $location);
|
|
}
|
|
|
|
// Return directory location
|
|
function getDirectoryLocation($location)
|
|
{
|
|
return ($pos = strrposu($location, '/')) ? substru($location, 0, $pos+1) : "/";
|
|
}
|
|
|
|
// Return files and directories
|
|
function getDirectoryEntries($path, $regex = "/.*/", $sort = true, $directories = true, $includePath = true)
|
|
{
|
|
$entries = array();
|
|
$dirHandle = @opendir($path);
|
|
if($dirHandle)
|
|
{
|
|
$path = rtrim($path, '/');
|
|
while(($entry = readdir($dirHandle)) !== false)
|
|
{
|
|
if(substru($entry, 0, 1) == ".") continue;
|
|
$entry = $this->normaliseUnicode($entry);
|
|
if(preg_match($regex, $entry))
|
|
{
|
|
if($directories)
|
|
{
|
|
if(is_dir("$path/$entry")) array_push($entries, $includePath ? "$path/$entry" : $entry);
|
|
} else {
|
|
if(is_file("$path/$entry")) array_push($entries, $includePath ? "$path/$entry" : $entry);
|
|
}
|
|
}
|
|
}
|
|
if($sort) natsort($entries);
|
|
closedir($dirHandle);
|
|
}
|
|
return $entries;
|
|
}
|
|
|
|
// Return files and directories recursively
|
|
function getDirectoryEntriesRecursive($path, $regex = "/.*/", $sort = true, $directories = true, $levelMax = 0)
|
|
{
|
|
--$levelMax;
|
|
$entries = $this->getDirectoryEntries($path, $regex, $sort, $directories);
|
|
if($levelMax != 0)
|
|
{
|
|
foreach($this->getDirectoryEntries($path, "/.*/", $sort, true) as $entry)
|
|
{
|
|
$entries = array_merge($entries, $this->getDirectoryEntriesRecursive($entry, $regex, $sort, $directories, $levelMax));
|
|
}
|
|
}
|
|
return $entries;
|
|
}
|
|
|
|
// Create file
|
|
function createFile($fileName, $fileData, $mkdir = false)
|
|
{
|
|
$ok = false;
|
|
if($mkdir)
|
|
{
|
|
$path = dirname($fileName);
|
|
if(!empty($path) && !is_dir($path)) @mkdir($path, 0777, true);
|
|
}
|
|
$fileHandle = @fopen($fileName, "w");
|
|
if($fileHandle)
|
|
{
|
|
fwrite($fileHandle, $fileData);
|
|
fclose($fileHandle);
|
|
$ok = true;
|
|
}
|
|
return $ok;
|
|
}
|
|
|
|
// Copy file
|
|
function copyFile($fileNameSource, $fileNameDest, $mkdir = false)
|
|
{
|
|
if($mkdir)
|
|
{
|
|
$path = dirname($fileNameDest);
|
|
if(!empty($path) && !is_dir($path)) @mkdir($path, 0777, true);
|
|
}
|
|
return @copy($fileNameSource, $fileNameDest);
|
|
}
|
|
|
|
// Set file modification time, Unix time
|
|
function modifyFile($fileName, $modified)
|
|
{
|
|
return @touch($fileName, $modified);
|
|
}
|
|
|
|
// Create description from text string
|
|
function createTextDescription($text, $lengthMax, $removeHtml = true, $endMarker = "", $endMarkerText = "")
|
|
{
|
|
if(preg_match("/<h1>.*<\/h1>(.*)/si", $text, $matches)) $text = $matches[1];
|
|
if($removeHtml)
|
|
{
|
|
while(true)
|
|
{
|
|
$elementFound = preg_match("/<\s*?([\/!]?\w*)(.*?)\s*?\>/s", $text, $matches, PREG_OFFSET_CAPTURE, $offsetBytes);
|
|
$element = $matches[0][0];
|
|
$elementName = $matches[1][0];
|
|
$elementText = $matches[2][0];
|
|
$elementOffsetBytes = $elementFound ? $matches[0][1] : strlenb($text);
|
|
$string = html_entity_decode(substrb($text, $offsetBytes, $elementOffsetBytes - $offsetBytes), ENT_QUOTES, "UTF-8");
|
|
if(preg_match("/^(blockquote|br|div|h\d|hr|li|ol|p|pre|ul)/i", $elementName)) $string .= ' ';
|
|
if(preg_match("/^\/(code|pre)/i", $elementName)) $string = preg_replace("/^(\d+\n){2,}$/", "", $string);
|
|
$string = preg_replace("/\s+/s", " ", $string);
|
|
if(substru($string, 0, 1)==" " && (empty($output) || substru($output, -1)==' ')) $string = substru($string, 1);
|
|
$length = strlenu($string);
|
|
$output .= substru($string, 0, $length < $lengthMax ? $length : $lengthMax-1);
|
|
$lengthMax -= $length;
|
|
if(!empty($element) && $element==$endMarker) { $lengthMax = 0; $endMarkerFound = true; }
|
|
if($lengthMax<=0 || !$elementFound) break;
|
|
$offsetBytes = $elementOffsetBytes + strlenb($element);
|
|
}
|
|
$output = rtrim($output);
|
|
if($lengthMax <= 0) $output .= $endMarkerFound ? $endMarkerText : "…";
|
|
} else {
|
|
$elementsOpen = array();
|
|
while(true)
|
|
{
|
|
$elementFound = preg_match("/&.*?\;|<\s*?([\/!]?\w*)(.*?)\s*?\>/s", $text, $matches, PREG_OFFSET_CAPTURE, $offsetBytes);
|
|
$element = $matches[0][0];
|
|
$elementName = $matches[1][0];
|
|
$elementText = $matches[2][0];
|
|
$elementOffsetBytes = $elementFound ? $matches[0][1] : strlenb($text);
|
|
$string = substrb($text, $offsetBytes, $elementOffsetBytes - $offsetBytes);
|
|
$length = strlenu($string);
|
|
$output .= substru($string, 0, $length < $lengthMax ? $length : $lengthMax-1);
|
|
$lengthMax -= $length + ($element[0]=='&' ? 1 : 0);
|
|
if(!empty($element) && $element==$endMarker) { $lengthMax = 0; $endMarkerFound = true; }
|
|
if($lengthMax<=0 || !$elementFound) break;
|
|
if(!empty($elementName) && substru($elementText, -1)!='/' &&
|
|
!preg_match("/^(area|br|col|hr|img|input|col|param|!)/i", $elementName))
|
|
{
|
|
if($elementName[0] != '/')
|
|
{
|
|
array_push($elementsOpen, $elementName);
|
|
} else {
|
|
array_pop($elementsOpen);
|
|
}
|
|
}
|
|
$output .= $element;
|
|
$offsetBytes = $elementOffsetBytes + strlenb($element);
|
|
}
|
|
$output = rtrim($output);
|
|
for($i=count($elementsOpen)-1; $i>=0; --$i)
|
|
{
|
|
if(!preg_match("/^(dl|ol|ul|table|tbody|thead|tfoot|tr)/i", $elementsOpen[$i])) break;
|
|
$output .= "</".$elementsOpen[$i].">";
|
|
}
|
|
if($lengthMax <= 0) $output .= $endMarkerFound ? $endMarkerText : "…";
|
|
for(; $i>=0; --$i) $output .= "</".$elementsOpen[$i].">";
|
|
}
|
|
return $output;
|
|
}
|
|
|
|
// Create keywords from text string
|
|
function createTextKeywords($text, $keywordsMax)
|
|
{
|
|
$tokens = preg_split("/[,\s\(\)]/", strtoloweru($text));
|
|
foreach($tokens as $key=>$value) if(strlenu($value) < 3) unset($tokens[$key]);
|
|
return implode(", ", array_slice(array_unique($tokens), 0, $keywordsMax));
|
|
}
|
|
|
|
// Create title from text string
|
|
function createTextTitle($text)
|
|
{
|
|
if(preg_match("/^.*\/([\w\-]+)/", $text, $matches)) $text = ucfirst($matches[1]);
|
|
return $text;
|
|
}
|
|
|
|
// Detect web browser language
|
|
function detectBrowserLanguage($languagesAllowed, $languageDefault)
|
|
{
|
|
$language = $languageDefault;
|
|
if(isset($_SERVER["HTTP_ACCEPT_LANGUAGE"]))
|
|
{
|
|
foreach(preg_split("/,\s*/", $_SERVER["HTTP_ACCEPT_LANGUAGE"]) as $string)
|
|
{
|
|
$tokens = explode(';', $string, 2);
|
|
if(in_array($tokens[0], $languagesAllowed)) { $language = $tokens[0]; break; }
|
|
}
|
|
}
|
|
return $language;
|
|
}
|
|
|
|
// Detect PNG and JPG image dimensions
|
|
function detectImageDimensions($fileName)
|
|
{
|
|
$width = $height = 0;
|
|
$fileHandle = @fopen($fileName, "rb");
|
|
if($fileHandle)
|
|
{
|
|
if(substru($fileName, -3) == "png")
|
|
{
|
|
$dataSignature = fread($fileHandle, 8);
|
|
$dataHeader = fread($fileHandle, 16);
|
|
if(!feof($fileHandle) && $dataSignature=="\x89PNG\r\n\x1a\n")
|
|
{
|
|
$width = (ord($dataHeader[10])<<8) + ord($dataHeader[11]);
|
|
$height = (ord($dataHeader[14])<<8) + ord($dataHeader[15]);
|
|
}
|
|
} else if(substru($fileName, -3) == "jpg") {
|
|
$dataBufferSize = min(filesize($fileName), 8192);
|
|
$dataBuffer = fread($fileHandle, $dataBufferSize);
|
|
$dataSignature = substrb($dataBuffer, 0, 11);
|
|
if(!feof($fileHandle) && $dataSignature=="\xff\xd8\xff\xe0\x00\x10JFIF\0")
|
|
{
|
|
for($pos=20; $pos+8<$dataBufferSize; $pos+=$length)
|
|
{
|
|
if($dataBuffer[$pos] != "\xff") break;
|
|
if($dataBuffer[$pos+1]=="\xc0" || $dataBuffer[$pos+1]=="\xc2")
|
|
{
|
|
$width = (ord($dataBuffer[$pos+7])<<8) + ord($dataBuffer[$pos+8]);
|
|
$height = (ord($dataBuffer[$pos+5])<<8) + ord($dataBuffer[$pos+6]);
|
|
break;
|
|
}
|
|
$length = (ord($dataBuffer[$pos+2])<<8) + ord($dataBuffer[$pos+3]) + 2;
|
|
}
|
|
}
|
|
}
|
|
fclose($fileHandle);
|
|
}
|
|
return array($width, $height);
|
|
}
|
|
|
|
// Start timer
|
|
function timerStart(&$time)
|
|
{
|
|
$time = microtime(true);
|
|
}
|
|
|
|
// Stop timer and calcuate elapsed time (milliseconds)
|
|
function timerStop(&$time)
|
|
{
|
|
$time = intval((microtime(true)-$time) * 1000);
|
|
}
|
|
}
|
|
|
|
// Yellow plugins
|
|
class YellowPlugins
|
|
{
|
|
var $plugins; //registered plugins
|
|
|
|
function __construct()
|
|
{
|
|
$this->plugins = array();
|
|
}
|
|
|
|
// Load plugins
|
|
function load()
|
|
{
|
|
global $yellow;
|
|
$path = dirname(__FILE__);
|
|
foreach($yellow->toolbox->getDirectoryEntries($path, "/core-.*\.php/", true, false) as $entry) require_once($entry);
|
|
$path = $yellow->config->get("pluginDir");
|
|
foreach($yellow->toolbox->getDirectoryEntries($path, "/.*\.php/", true, false) as $entry) require_once($entry);
|
|
foreach($this->plugins as $key=>$value)
|
|
{
|
|
$this->plugins[$key]["obj"] = new $value["class"];
|
|
if(defined("DEBUG") && DEBUG>=2) echo "YellowPlugins::load class:$value[class] $value[version]<br/>\n";
|
|
if(method_exists($this->plugins[$key]["obj"], "onLoad")) $this->plugins[$key]["obj"]->onLoad($yellow);
|
|
}
|
|
}
|
|
|
|
// Register plugin
|
|
function register($name, $class, $version)
|
|
{
|
|
if(!$this->isExisting($name))
|
|
{
|
|
$this->plugins[$name] = array();
|
|
$this->plugins[$name]["class"] = $class;
|
|
$this->plugins[$name]["version"] = $version;
|
|
}
|
|
}
|
|
|
|
// Check if plugin exists
|
|
function isExisting($name)
|
|
{
|
|
return !is_null($this->plugins[$name]);
|
|
}
|
|
}
|
|
|
|
// Unicode support for PHP 5
|
|
mb_internal_encoding("UTF-8");
|
|
function strempty($string) { return is_null($string) || $string===""; }
|
|
function strlenu() { return call_user_func_array("mb_strlen", func_get_args()); }
|
|
function strposu() { return call_user_func_array("mb_strpos", func_get_args()); }
|
|
function strrposu() { return call_user_func_array("mb_strrpos", func_get_args()); }
|
|
function strreplaceu() { return call_user_func_array("str_replace", func_get_args()); }
|
|
function strtoloweru() { return call_user_func_array("mb_strtolower", func_get_args()); }
|
|
function strtoupperu() { return call_user_func_array("mb_strtoupper", func_get_args()); }
|
|
function substru() { return call_user_func_array("mb_substr", func_get_args()); }
|
|
function strlenb() { return call_user_func_array("strlen", func_get_args()); }
|
|
function strposb() { return call_user_func_array("strpos", func_get_args()); }
|
|
function strrposb() { return call_user_func_array("strrpos", func_get_args()); }
|
|
function substrb() { return call_user_func_array("substr", func_get_args()); }
|
|
|
|
// Default timezone for PHP 5
|
|
date_default_timezone_set(@date_default_timezone_get());
|
|
|
|
// Error reporting for PHP 5
|
|
error_reporting(E_ALL ^ E_NOTICE);
|
|
?>
|