diff options
| author | xue <> | 2006-05-29 03:08:07 +0000 | 
|---|---|---|
| committer | xue <> | 2006-05-29 03:08:07 +0000 | 
| commit | 2ea02214b2fb6bedb58dbbd318ef171a9e146524 (patch) | |
| tree | 16b12d9f68986fe204900d1cee4914a0a4035a7b /demos/blog/protected/Common/BlogDataModule.php | |
| parent | 8c1edb7f4eced999c9704ec9ff7ba11d88248bbd (diff) | |
Merge from 3.0 branch till 1099.
Diffstat (limited to 'demos/blog/protected/Common/BlogDataModule.php')
| -rw-r--r-- | demos/blog/protected/Common/BlogDataModule.php | 535 | 
1 files changed, 535 insertions, 0 deletions
| diff --git a/demos/blog/protected/Common/BlogDataModule.php b/demos/blog/protected/Common/BlogDataModule.php new file mode 100644 index 00000000..714743e7 --- /dev/null +++ b/demos/blog/protected/Common/BlogDataModule.php @@ -0,0 +1,535 @@ +<?php
 +
 +// post status: 0 - draft, 1 - published
 +// comment status: 0 - awaiting approval, 1 - published
 +class BlogDataModule extends TModule
 +{
 +	const DB_FILE_EXT='.db';
 +	const DEFAULT_DB_FILE='Application.Data.Blog';
 +	private $_db=null;
 +	private $_dbFile=null;
 +
 +	public function init($config)
 +	{
 +		$this->connectDatabase();
 +	}
 +
 +	public function getDbFile()
 +	{
 +		if($this->_dbFile===null)
 +			$this->_dbFile=Prado::getPathOfNamespace(self::DEFAULT_DB_FILE,self::DB_FILE_EXT);
 +		return $this->_dbFile;
 +	}
 +
 +	public function setDbFile($value)
 +	{
 +		if(($this->_dbFile=Prado::getPathOfNamespace($value,self::DB_FILE_EXT))===null)
 +			throw new BlogException('blogdatamodule_dbfile_invalid',$value);
 +	}
 +
 +	protected function createDatabase()
 +	{
 +		$schemaFile=dirname(__FILE__).'/schema.sql';
 +		$statements=explode(';',file_get_contents($schemaFile));
 +		foreach($statements as $statement)
 +		{
 +			if(trim($statement)!=='')
 +			{
 +				if(@sqlite_query($this->_db,$statement)===false)
 +					throw new BlogException('blogdatamodule_createdatabase_failed',sqlite_error_string(sqlite_last_error($this->_db)),$statement);
 +			}
 +		}
 +	}
 +
 +	protected function connectDatabase()
 +	{
 +		$dbFile=$this->getDbFile();
 +		$newDb=!is_file($dbFile);
 +		$error='';
 +		if(($this->_db=sqlite_open($dbFile,0666,$error))===false)
 +			throw new BlogException('blogdatamodule_dbconnect_failed',$error);
 +		if($newDb)
 +			$this->createDatabase();
 +	}
 +
 +	protected function generateModifier($filter,$orderBy,$limit)
 +	{
 +		$modifier='';
 +		if($filter!=='')
 +			$modifier=' WHERE '.$filter;
 +		if($orderBy!=='')
 +			$modifier.=' ORDER BY '.$orderBy;
 +		if($limit!=='')
 +			$modifier.=' LIMIT '.$limit;
 +		return $modifier;
 +	}
 +
 +	public function query($sql)
 +	{
 +		if(($result=@sqlite_query($this->_db,$sql))!==false)
 +			return $result;
 +		else
 +			throw new BlogException('blogdatamodule_query_failed',sqlite_error_string(sqlite_last_error($this->_db)),$sql);
 +	}
 +
 +	protected function populateUserRecord($row)
 +	{
 +		$userRecord=new UserRecord;
 +		$userRecord->ID=(integer)$row['id'];
 +		$userRecord->Name=$row['name'];
 +		$userRecord->FullName=$row['full_name'];
 +		$userRecord->Role=(integer)$row['role'];
 +		$userRecord->Password=$row['passwd'];
 +		$userRecord->VerifyCode=$row['vcode'];
 +		$userRecord->Email=$row['email'];
 +		$userRecord->CreateTime=(integer)$row['reg_time'];
 +		$userRecord->Status=(integer)$row['status'];
 +		$userRecord->Website=$row['website'];
 +		return $userRecord;
 +	}
 +
 +	public function queryUsers($filter='',$orderBy='',$limit='')
 +	{
 +		if($filter!=='')
 +			$filter='WHERE '.$filter;
 +		$sql="SELECT * FROM tblUsers $filter $orderBy $limit";
 +		$result=$this->query($sql);
 +		$rows=sqlite_fetch_all($result,SQLITE_ASSOC);
 +		$users=array();
 +		foreach($rows as $row)
 +			$users[]=$this->populateUserRecord($row);
 +		return $users;
 +	}
 +
 +	public function queryUserCount($filter)
 +	{
 +		if($filter!=='')
 +			$filter='WHERE '.$filter;
 +		$sql="SELECT COUNT(id) AS user_count FROM tblUsers $filter";
 +		$result=$this->query($sql);
 +		if(($row=sqlite_fetch_array($result,SQLITE_ASSOC))!==false)
 +			return $row['user_count'];
 +		else
 +			return 0;
 +	}
 +
 +	public function queryUserByID($id)
 +	{
 +		$sql="SELECT * FROM tblUsers WHERE id=$id";
 +		$result=$this->query($sql);
 +		if(($row=sqlite_fetch_array($result,SQLITE_ASSOC))!==false)
 +			return $this->populateUserRecord($row);
 +		else
 +			return null;
 +	}
 +
 +	public function queryUserByName($name)
 +	{
 +		$name=sqlite_escape_string($name);
 +		$sql="SELECT * FROM tblUsers WHERE name='$name'";
 +		$result=$this->query($sql);
 +		if(($row=sqlite_fetch_array($result,SQLITE_ASSOC))!==false)
 +			return $this->populateUserRecord($row);
 +		else
 +			return null;
 +	}
 +
 +	public function insertUser($user)
 +	{
 +		$name=sqlite_escape_string($user->Name);
 +		$fullName=sqlite_escape_string($user->FullName);
 +		$passwd=sqlite_escape_string($user->Password);
 +		$email=sqlite_escape_string($user->Email);
 +		$website=sqlite_escape_string($user->Website);
 +		$createTime=time();
 +		$sql="INSERT INTO tblUsers ".
 +				"(name,full_name,role,passwd,email,reg_time,website) ".
 +				"VALUES ('$name','$fullName',{$user->Role},'$passwd','$email',$createTime,'$website')";
 +		$this->query($sql);
 +		$user->ID=sqlite_last_insert_rowid($this->_db);
 +	}
 +
 +	public function updateUser($user)
 +	{
 +		$name=sqlite_escape_string($user->Name);
 +		$fullName=sqlite_escape_string($user->FullName);
 +		$passwd=sqlite_escape_string($user->Password);
 +		$email=sqlite_escape_string($user->Email);
 +		$website=sqlite_escape_string($user->Website);
 +		$sql="UPDATE tblUsers SET
 +				name='$name',
 +				full_name='$fullName',
 +				role={$user->Role},
 +				passwd='$passwd',
 +				vcode='{$user->VerifyCode}',
 +				email='$email',
 +				status={$user->Status},
 +				website='$website'
 +				WHERE id={$user->ID}";
 +		$this->query($sql);
 +	}
 +
 +	public function deleteUser($id)
 +	{
 +		$this->query("DELETE FROM tblUsers WHERE id=$id");
 +	}
 +
 +	protected function populatePostRecord($row)
 +	{
 +		$postRecord=new PostRecord;
 +		$postRecord->ID=(integer)$row['id'];
 +		$postRecord->AuthorID=(integer)$row['author_id'];
 +		if($row['author_full_name']!=='')
 +			$postRecord->AuthorName=$row['author_full_name'];
 +		else
 +			$postRecord->AuthorName=$row['author_name'];
 +		$postRecord->CreateTime=(integer)$row['create_time'];
 +		$postRecord->ModifyTime=(integer)$row['modify_time'];
 +		$postRecord->Title=$row['title'];
 +		$postRecord->Content=$row['content'];
 +		$postRecord->Status=(integer)$row['status'];
 +		$postRecord->CommentCount=(integer)$row['comment_count'];
 +		return $postRecord;
 +	}
 +
 +	public function queryPosts($authorFilter,$timeFilter,$categoryFilter,$orderBy,$limit)
 +	{
 +		$filter='';
 +		if($authorFilter!=='')
 +			$filter.=" AND $authorFilter";
 +		if($timeFilter!=='')
 +			$filter.=" AND $timeFilter";
 +		if($categoryFilter!=='')
 +			$filter.=" AND a.id IN (SELECT post_id AS id FROM tblPost2Category WHERE $categoryFilter)";
 +		$sql="SELECT a.id AS id,
 +					a.author_id AS author_id,
 +					b.name AS author_name,
 +					b.full_name AS author_full_name,
 +					a.create_time AS create_time,
 +					a.modify_time AS modify_time,
 +					a.title AS title,
 +					a.content AS content,
 +					a.status AS status,
 +					a.comment_count AS comment_count
 +				FROM tblPosts a, tblUsers b
 +				WHERE a.author_id=b.id $filter $orderBy $limit";
 +		$result=$this->query($sql);
 +		$rows=sqlite_fetch_all($result,SQLITE_ASSOC);
 +		$posts=array();
 +		foreach($rows as $row)
 +			$posts[]=$this->populatePostRecord($row);
 +		return $posts;
 +	}
 +
 +	public function queryPostCount($authorFilter,$timeFilter,$categoryFilter)
 +	{
 +		$filter='';
 +		if($authorFilter!=='')
 +			$filter.=" AND $authorFilter";
 +		if($timeFilter!=='')
 +			$filter.=" AND $timeFilter";
 +		if($categoryFilter!=='')
 +			$filter.=" AND a.id IN (SELECT post_id AS id FROM tblPost2Category WHERE $categoryFilter)";
 +		$sql="SELECT COUNT(a.id) AS post_count
 +				FROM tblPosts a, tblUsers b
 +				WHERE a.author_id=b.id $filter";
 +		$result=$this->query($sql);
 +		if(($row=sqlite_fetch_array($result,SQLITE_ASSOC))!==false)
 +			return $row['post_count'];
 +		else
 +			return 0;
 +	}
 +
 +	public function queryPostByID($id)
 +	{
 +		$sql="SELECT a.id AS id,
 +		             a.author_id AS author_id,
 +		             b.name AS author_name,
 +		             b.full_name AS author_full_name,
 +		             a.create_time AS create_time,
 +		             a.modify_time AS modify_time,
 +		             a.title AS title,
 +		             a.content AS content,
 +		             a.status AS status,
 +		             a.comment_count AS comment_count
 +		      FROM tblPosts a, tblUsers b
 +		      WHERE a.id=$id AND a.author_id=b.id";
 +		$result=$this->query($sql);
 +		if(($row=sqlite_fetch_array($result,SQLITE_ASSOC))!==false)
 +			return $this->populatePostRecord($row);
 +		else
 +			return null;
 +	}
 +
 +	public function insertPost($post,$catIDs)
 +	{
 +		$title=sqlite_escape_string($post->Title);
 +		$content=sqlite_escape_string($post->Content);
 +		$sql="INSERT INTO tblPosts
 +				(author_id,create_time,title,content,status)
 +				VALUES ({$post->AuthorID},{$post->CreateTime},'$title','$content',{$post->Status})";
 +		$this->query($sql);
 +		$post->ID=sqlite_last_insert_rowid($this->_db);
 +		foreach($catIDs as $catID)
 +			$this->insertPostCategory($post->ID,$catID);
 +	}
 +
 +	public function updatePost($post,$newCatIDs=null)
 +	{
 +		if($newCatIDs!==null)
 +		{
 +			$cats=$this->queryCategoriesByPostID($post->ID);
 +			$catIDs=array();
 +			foreach($cats as $cat)
 +				$catIDs[]=$cat->ID;
 +			$deleteIDs=array_diff($catIDs,$newCatIDs);
 +			foreach($deleteIDs as $id)
 +				$this->deletePostCategory($post->ID,$id);
 +			$insertIDs=array_diff($newCatIDs,$catIDs);
 +			foreach($insertIDs as $id)
 +				$this->insertPostCategory($post->ID,$id);
 +		}
 +
 +		$title=sqlite_escape_string($post->Title);
 +		$content=sqlite_escape_string($post->Content);
 +		$sql="UPDATE tblPosts SET
 +				modify_time={$post->ModifyTime},
 +				title='$title',
 +				content='$content',
 +				status={$post->Status}
 +				WHERE id={$post->ID}";
 +		$this->query($sql);
 +	}
 +
 +	public function deletePost($id)
 +	{
 +		$cats=$this->queryCategoriesByPostID($id);
 +		foreach($cats as $cat)
 +			$this->deletePostCategory($id,$cat->ID);
 +		$this->query("DELETE FROM tblComments WHERE post_id=$id");
 +		$this->query("DELETE FROM tblPosts WHERE id=$id");
 +	}
 +
 +	protected function populateCommentRecord($row)
 +	{
 +		$commentRecord=new CommentRecord;
 +		$commentRecord->ID=(integer)$row['id'];
 +		$commentRecord->PostID=(integer)$row['post_id'];
 +		$commentRecord->AuthorName=$row['author_name'];
 +		$commentRecord->AuthorEmail=$row['author_email'];
 +		$commentRecord->AuthorWebsite=$row['author_website'];
 +		$commentRecord->AuthorIP=$row['author_ip'];
 +		$commentRecord->CreateTime=(integer)$row['create_time'];
 +		$commentRecord->Content=$row['content'];
 +		$commentRecord->Status=(integer)$row['status'];
 +		return $commentRecord;
 +	}
 +
 +	public function queryCommentsByPostID($id)
 +	{
 +		$sql="SELECT * FROM tblComments WHERE post_id=$id";
 +		$result=$this->query($sql);
 +		$rows=sqlite_fetch_all($result,SQLITE_ASSOC);
 +		$comments=array();
 +		foreach($rows as $row)
 +			$comments[]=$this->populateCommentRecord($row);
 +		return $comments;
 +	}
 +
 +	public function insertComment($comment)
 +	{
 +		$authorName=sqlite_escape_string($comment->AuthorName);
 +		$authorEmail=sqlite_escape_string($comment->AuthorEmail);
 +		$authorWebsite=sqlite_escape_string($comment->AuthorWebsite);
 +		$content=sqlite_escape_string($comment->Content);
 +		$sql="INSERT INTO tblComments
 +				(post_id,author_name,author_email,author_website,author_ip,create_time,status,content)
 +				VALUES ({$comment->PostID},'$authorName','$authorEmail','$authorWebsite','{$comment->AuthorIP}',{$comment->CreateTime},{$comment->Status},'$content')";
 +		$this->query($sql);
 +		$comment->ID=sqlite_last_insert_rowid($this->_db);
 +		$this->query("UPDATE tblPosts SET comment_count=comment_count+1 WHERE id={$comment->PostID}");
 +	}
 +
 +	public function updateComment($comment)
 +	{
 +		$authorName=sqlite_escape_string($comment->AuthorName);
 +		$authorEmail=sqlite_escape_string($comment->AuthorEmail);
 +		$content=sqlite_escape_string($comment->Content);
 +		$sql="UPDATE tblComments SET status={$comment->Status} WHERE id={$comment->ID}";
 +		$this->query($sql);
 +	}
 +
 +	public function deleteComment($id)
 +	{
 +		$result=$this->query("SELECT post_id FROM tblComments WHERE id=$id");
 +		if(($row=sqlite_fetch_array($result,SQLITE_ASSOC))!==false)
 +		{
 +			$postID=$row['post_id'];
 +			$this->query("DELETE FROM tblComments WHERE id=$id");
 +			$this->query("UPDATE tblPosts SET comment_count=comment_count-1 WHERE id=$postID");
 +		}
 +	}
 +
 +	protected function populateCategoryRecord($row)
 +	{
 +		$catRecord=new CategoryRecord;
 +		$catRecord->ID=(integer)$row['id'];
 +		$catRecord->Name=$row['name'];
 +		$catRecord->Description=$row['description'];
 +		$catRecord->PostCount=$row['post_count'];
 +		return $catRecord;
 +	}
 +
 +	public function queryCategories()
 +	{
 +		$sql="SELECT * FROM tblCategories";
 +		$result=$this->query($sql);
 +		$rows=sqlite_fetch_all($result,SQLITE_ASSOC);
 +		$cats=array();
 +		foreach($rows as $row)
 +			$cats[]=$this->populateCategoryRecord($row);
 +		return $cats;
 +	}
 +
 +	public function queryCategoriesByPostID($postID)
 +	{
 +		$sql="SELECT a.id AS id,
 +				a.name AS name,
 +				a.description AS description,
 +				a.post_count AS post_count
 +				FROM tblCategories a, tblPost2Category b
 +				WHERE a.id=b.category_id AND b.post_id=$postID";
 +		$result=$this->query($sql);
 +		$rows=sqlite_fetch_all($result,SQLITE_ASSOC);
 +		$cats=array();
 +		foreach($rows as $row)
 +			$cats[]=$this->populateCategoryRecord($row);
 +		return $cats;
 +	}
 +
 +	public function queryCategoryByID($id)
 +	{
 +		$sql="SELECT * FROM tblCategories WHERE id=$id";
 +		$result=$this->query($sql);
 +		if(($row=sqlite_fetch_array($result,SQLITE_ASSOC))!==false)
 +			return $this->populateCategoryRecord($row);
 +		else
 +			return null;
 +	}
 +
 +	public function queryCategoryByName($name)
 +	{
 +		$name=sqlite_escape_string($name);
 +		$sql="SELECT * FROM tblCategories WHERE name='$name'";
 +		$result=$this->query($sql);
 +		if(($row=sqlite_fetch_array($result,SQLITE_ASSOC))!==false)
 +			return $this->populateCategoryRecord($row);
 +		else
 +			return null;
 +	}
 +
 +	public function insertCategory($category)
 +	{
 +		$name=sqlite_escape_string($category->Name);
 +		$description=sqlite_escape_string($category->Description);
 +		$sql="INSERT INTO tblCategories
 +				(name,description)
 +				VALUES ('$name','$description')";
 +		$this->query($sql);
 +		$category->ID=sqlite_last_insert_rowid($this->_db);
 +	}
 +
 +	public function updateCategory($category)
 +	{
 +		$name=sqlite_escape_string($category->Name);
 +		$description=sqlite_escape_string($category->Description);
 +		$sql="UPDATE tblCategories SET name='$name', description='$description', post_count={$category->PostCount} WHERE id={$category->ID}";
 +		$this->query($sql);
 +	}
 +
 +	public function deleteCategory($id)
 +	{
 +		$sql="DELETE FROM tblPost2Category WHERE category_id=$id";
 +		$this->query($sql);
 +		$sql="DELETE FROM tblCategories WHERE id=$id";
 +		$this->query($sql);
 +	}
 +
 +	public function insertPostCategory($postID,$categoryID)
 +	{
 +		$sql="INSERT INTO tblPost2Category (post_id, category_id) VALUES ($postID, $categoryID)";
 +		$this->query($sql);
 +		$sql="UPDATE tblCategories SET post_count=post_count+1 WHERE id=$categoryID";
 +		$this->query($sql);
 +	}
 +
 +	public function deletePostCategory($postID,$categoryID)
 +	{
 +		$sql="DELETE FROM tblPost2Category WHERE post_id=$postID AND category_id=$categoryID";
 +		if($this->query($sql)>0)
 +		{
 +			$sql="UPDATE tblCategories SET post_count=post_count-1 WHERE id=$categoryID";
 +			$this->query($sql);
 +		}
 +	}
 +
 +	public function queryEarliestPostTime()
 +	{
 +		$sql="SELECT MIN(create_time) AS create_time FROM tblPosts";
 +		$result=$this->query($sql);
 +		if(($row=sqlite_fetch_array($result,SQLITE_ASSOC))!==false)
 +			return $row['create_time'];
 +		else
 +			return time();
 +	}
 +}
 +
 +class UserRecord
 +{
 +	public $ID;
 +	public $Name;
 +	public $FullName;
 +	public $Role;
 +	public $Password;
 +	public $VerifyCode;
 +	public $Email;
 +	public $CreateTime;
 +	public $Status;
 +	public $Website;
 +}
 +
 +class PostRecord
 +{
 +	public $ID;
 +	public $AuthorID;
 +	public $AuthorName;
 +	public $CreateTime;
 +	public $ModifyTime;
 +	public $Title;
 +	public $Content;
 +	public $Status;
 +	public $CommentCount;
 +}
 +
 +class CommentRecord
 +{
 +	public $ID;
 +	public $PostID;
 +	public $AuthorName;
 +	public $AuthorEmail;
 +	public $AuthorWebsite;
 +	public $AuthorIP;
 +	public $CreateTime;
 +	public $Status;
 +	public $Content;
 +}
 +
 +class CategoryRecord
 +{
 +	public $ID;
 +	public $Name;
 +	public $Description;
 +	public $PostCount;
 +}
 +
 +?>
\ No newline at end of file | 
