article.php

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<?php
// $Id: article.php,v 1.1.1.1 2005/11/14 00:33:46 phppp Exp $
// ------------------------------------------------------------------------ //
// This program is free software; you can redistribute it and/or modify     //
// it under the terms of the GNU General Public License as published by     //
// the Free Software Foundation; either version 2 of the License, or        //
// (at your option) any later version.                                      //
//                                                                          //
// You may not change or alter any portion of this comment or credits       //
// of supporting developers from this source code or any supporting         //
// source code which is considered copyrighted (c) material of the          //
// original comment or credit authors.                                      //
//                                                                          //
// This program is distributed in the hope that it will be useful,          //
// but WITHOUT ANY WARRANTY; without even the implied warranty of           //
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the            //
// GNU General Public License for more details.                             //
//                                                                          //
// You should have received a copy of the GNU General Public License        //
// along with this program; if not, write to the Free Software              //
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA //
// ------------------------------------------------------------------------ //
// Author: phppp (D.J., [e-mail])                                  //
// URL: http://xoopsforge.com, http://xoops.org.cn                          //
// Project: Article Project                                                 //
// ------------------------------------------------------------------------ //
/**
 * @package module::article
 * @copyright copyright &copy; 2005 XoopsForge.com
 */
 
if (!defined("XOOPS_ROOT_PATH")) {
	exit();
}
include_once dirname(dirname(__FILE__))."/include/vars.php";
mod_loadFunctions("", $GLOBALS["moddirname"]);

/**
 * Article 
 * 
 * @author D.J. (phppp)
 * @copyright copyright &copy; 2005 XoopsForge.com
 * @package module::article
 *
 * {@link XoopsObject} 
 **/
if(!class_exists("Barticle")):

class Barticle extends ArtObject
{
    /**
     * Constructor
     *
     * @param int $id ID of the article
     */
    function Barticle($id = null)
    {
	    $this->ArtObject();
        $this->table = planet_DB_prefix("article");
        $this->initVar("art_id", XOBJ_DTYPE_INT, null, false);
        $this->initVar("blog_id", XOBJ_DTYPE_INT, 0, true);

        $this->initVar("art_title", XOBJ_DTYPE_TXTBOX, "");
        $this->initVar("art_content", XOBJ_DTYPE_TXTAREA, "");
        $this->initVar("art_link", XOBJ_DTYPE_TXTBOX, "");
        $this->initVar("art_time", XOBJ_DTYPE_INT, 0);
        $this->initVar("art_author", XOBJ_DTYPE_TXTBOX, "");

        $this->initVar("art_views", XOBJ_DTYPE_INT, 0);
        $this->initVar("art_rating", XOBJ_DTYPE_INT, 0);
        $this->initVar("art_rates", XOBJ_DTYPE_INT, 0);
        $this->initVar("art_comments", XOBJ_DTYPE_INT, 0);

        $this->initVar("dohtml", XOBJ_DTYPE_INT, 1);
        $this->initVar("dosmiley", XOBJ_DTYPE_INT, 1);
        $this->initVar("doxcode", XOBJ_DTYPE_INT, 1);
        $this->initVar("doimage", XOBJ_DTYPE_INT, 1);
        $this->initVar("dobr", XOBJ_DTYPE_INT, 1);
    }

    /**
     * get title of the article
     * 
     * @return string
     */
    function getTitle()
    {
	    $title = $this->getVar("art_title");
		return $title;
    }

    /**
     * get formatted publish time of the article
     * 
 	 * {@link Config} 
 	 *
     * @param string $format format of time
     * @return string
     */
    function getTime($format = "c")
    {
	    $time = $this->getVar("art_time");
	    if(empty($time)) $time = time();
	    $time = planet_formatTimestamp($time, $format);
		return $time;
    }

    
    /**
     * get summary of the article
     * 
     * @param bool 	$actionOnEmpty flag for truncating content if summary is empty
     * @return string
     */
    function &getSummary($length = 0)
    {
	    $content = $this->getVar("art_content");
		$summary = planet_html2text($content);
		if(empty($length)){
			$length = $GLOBALS["xoopsModuleConfig"]["display_summary"];
		}
		if(!empty($length)){
			$summary = xoops_substr($summary, 0, $length);
		}
	    return $summary;
    }


    /**
     * get rating average of the article
     * 
     * @param int $decimals decimal length
     * @return numeric
     */
    function getRatingAverage($decimals = 1)
    {
	    $ave=3;
	    if($this->getVar("art_rates")){
	    	$ave = number_format($this->getVar("art_rating")/$this->getVar("art_rates"),$decimals);
    	}
	    return $ave;
    }

    function getStar()
    {
	    return $this->getRatingAverage(0);
    }
}
endif;

/**
* Article object handler class.  
* @package module::article
*
* @author  D.J. (phppp)
* @copyright copyright &copy; 2000 The XOOPS Project
*
* {@link XoopsPersistableObjectHandler} 
*
* @param CLASS_PREFIX variable prefix for the class name
*/

planet_parse_class('
class [CLASS_PREFIX]ArticleHandler extends ArtObjectHandler
{
	/**
	 * Constructor
	 *
	 * @param object $db reference to the {@link XoopsDatabase} object	 
	 **/
    function [CLASS_PREFIX]ArticleHandler(&$db) {
        $this->ArtObjectHandler($db, planet_DB_prefix("article", true), "Barticle", "art_id", "art_title");
    }
    
    /**
     * insert new articles if content is changed
     * 
     * @param 	array	$articles 	
     * @param 	int		$blog_id
     * @return 	int		inserted article count
     */
    function do_update(&$articles, $blog_id = 0)
    {
		if($blog_id>0){
	    	$crit_blog = new Criteria("blog_id", $blog_id);
    	}else{
	    	$crit_blog = null;
    	}
    	$count = 0;
	    foreach($articles as $article){
			$criteria = new CriteriaCompo();
			if($article["blog_id"]){
				$criteria->add(new Criteria("blog_id", $article["blog_id"]));
			}else{
				$criteria->add($crit_blog);
			}
			$criteria->add(new Criteria("art_link", $article["art_link"]));
			$_count = $this->getCount($criteria);
			unset($criteria);
			if($_count>0) continue;
	    	$article_obj =& $this->create();
	    	$article_obj->setVars($article, true);
	    	$this->insert($article_obj, true);
	    	unset($article_obj);
	    	$count ++;
    	}
		
		return $count;
    }
    
    /**
     * get a list of articles matching a condition of a category
     * 
     * @param 	object	$criteria 	{@link CriteriaElement} to match
     * @param 	array	$tags 		variables to fetch
     * @param 	bool	$asObject 	flag indicating as object, otherwise as array
     * @return 	array of articles {@link Barticle}
     */
   	function &getByCategory($criteria = null, $tags = null, $asObject=true)
    {
	    if(is_array($tags) && count($tags)>0) {
		    if(!in_array($this->keyName, $tags)) $tags[] = $this->keyName;
		    $select = implode(",", $tags);
	    }
	    else $select = "*";