global.cpp

离线的RSS阅读器

#include "StdAfx.h"
#include "global.h"
//获取图片目录
BOOL getImageDir(char *path,int &length){
	//获取当前模块的地址
	::GetModuleFileName(AfxGetInstanceHandle(),path,length);
	//去掉文件名,得到当前目录
	for (int i=length-1;i;i--)
	{
		if (path[i-1]=='\\')
		{
			path[i] = '\0';
			length = i;
			break;
		}
	}
	strcat(path,"image\\");
	length = length+6;
	return true;
}

//初始化ItemList

int ItemList::nextID = 0;

ItemList::ItemList(char *url,char *title,char *author,char *description,char *pubTime,int isRead /* = false */,int id){
	int length = strlen(url);
	this->url = new char[length+1];
	strcpy(this->url,url);
	length = strlen(title);
	this->title = new char[length+1];
	strcpy(this->title,title);
	length = strlen(author);
	this->author = new char[length+1];
	strcpy(this->author,author);
	length = strlen(description);
	this->description = new char[length+1];
	strcpy(this->description,description);
	this->time = new char[strlen(pubTime)+1];
	strcpy(this->time,pubTime);
	this->isRead = isRead;
	this->id = id;
}

//析构函数
ItemList::~ItemList(){
	if (this->author)
	{
		delete[] this->author;
		this->author = NULL;
	}
	if (this->description)
	{
		delete[] this->description;
		this->description = NULL;
	}
	
	if (this->time)
	{
		delete[] this->time;
		this->time = NULL;
	}
	if (this->title)
	{
		delete[] this->title;
		this->title = NULL;
	}
	if (this->url)
	{
		delete[] this->url;
		this->url = NULL;
	}
	
}

// 转换各种时间格式
// style=0,rtf时间,style=1，iso时间
// DateTime::DateTime(char *timestr,int style){
// 	date = 0;
// 	time = 0;
// 	int itemp = 0;
// 	char *temp = new char[5];
// 	if (strlen(timestr)<25)
// 	{
// 		date = 0;
// 		time = 0;
// 		return;
// 	}
// 	else{
// 		if (style)
// 		{
// 			//读取年
// 			strncpy(temp,timestr,4);
// 			temp[4] = '\0';
// 			itemp = atoi(temp);
// 			date = date + itemp*10000;
// 			//读取月
// 			strncpy(temp,timestr+5,2);
// 			temp[2] = '\0';
// 			itemp = atoi(temp);
// 			date = date + itemp*100;
// 			//读取日
// 			strncpy(temp,timestr+8,2);
// 			temp[2] = '\0';
// 			itemp = atoi(temp);
// 			date = date + itemp;
// 
// 			//读取时
// 			strncpy(temp,timestr+12,2);
// 			temp[2] = '\0';
// 			itemp = atoi(temp);
// 			time = time + itemp*10000;
// 			//读取分
// 			strncpy(temp,timestr+15,2);
// 			temp[2] = '\0';
// 			itemp = atoi(temp);
// 			time = time + itemp*100;
// 			//读取秒
// 			strncpy(temp,timestr+18,2);
// 			temp[2] = '\0';
// 			itemp = atoi(temp);
// 			time = time + itemp;
// 		}
// 		else{
// 			strncpy(temp,timestr+5,2);
// 			temp[2] = '\0';
// 			itemp = atoi(temp);
// 			date = date+itemp;
// 			char *month[] = {"Jan","Feb","Mar","Apr","May","Jun","Jul","Aug","Sep","Oct","Nov","Dec"};
// 			for (int i=0;i<12;i++)
// 			{
// 				if (!strncmp(timestr+8,month[i],3))
// 				{
// 					date = date+100*(i+1);
// 					break;
// 				}
// 			}
// 			strncpy(temp,timestr+12,4);
// 			temp[4] = '\0';
// 			itemp = atoi(temp);
// 			date = date+10000*itemp;
// 
// 			strncpy(temp,timestr+17,2);
// 			temp[2] = '\0';
// 			itemp = atoi(temp);
// 			time = time+itemp*10000;
// 
// 			strncpy(temp,timestr+20,2);
// 			temp[2] = '\0';
// 			itemp = atoi(temp);
// 			time = time+itemp*100;
// 
// 			strncpy(temp,timestr+23,2);
// 			temp[2] = '\0';
// 			itemp = atoi(temp);
// 			time = time+itemp;
// 
// 			
// 		}
// 		delete temp;
// 	}
// }

DateTime::DateTime(char *time){
	this->date = 0;
	this->time = 0;
	char temp[5];
	int lastSpli = -1;
	int length = strlen(time);
	if (isdigit(time[0]))
	{
		strncpy(temp,time,4);
		temp[4]='\0';
		date = atoi(temp)*10000;
		lastSpli = 4;
		if (isdigit(time[lastSpli+2]))
		{
			strncpy(temp,time+lastSpli+1,2);
			temp[2]='\0';
			date = date+atoi(temp)*100;
			lastSpli = lastSpli+3;
		}
		else{
			strncpy(temp,time+lastSpli+1,1);
			temp[1]='\0';
			date = date+atoi(temp)*100;
			lastSpli = lastSpli+2;
		}
		if (isdigit(time[lastSpli+2]))
		{
			strncpy(temp,time+lastSpli+1,2);
			temp[2]='\0';
			date = date+atoi(temp);
			lastSpli = lastSpli+3;
		}
		else{
			strncpy(temp,time+lastSpli+1,1);
			temp[1]='\0';
			date = date+atoi(temp);
			lastSpli = lastSpli+2;
		}

		if (isdigit(time[lastSpli+2]))
		{
			strncpy(temp,time+lastSpli+1,2);
			temp[2]='\0';
			this->time = this->time+atoi(temp)*10000;
			lastSpli = lastSpli+3;
		}
		else{
			strncpy(temp,time+lastSpli+1,1);
			temp[1]='\0';
			this->time = this->time+atoi(temp)*10000;
			lastSpli = lastSpli+2;
		}
		if (isdigit(time[lastSpli+2]))
		{
			strncpy(temp,time+lastSpli+1,2);
			temp[2]='\0';
			this->time = this->time+atoi(temp)*100;
			lastSpli = lastSpli+3;
		}
		else{
			strncpy(temp,time+lastSpli+1,1);
			temp[1]='\0';
			this->time = this->time+atoi(temp)*100;
			lastSpli = lastSpli+2;
		}
		if (isdigit(time[lastSpli+2]))
		{
			strncpy(temp,time+lastSpli+1,2);
			temp[2]='\0';
			this->time = this->time+atoi(temp);
			lastSpli = lastSpli+3;
		}
		else{
			strncpy(temp,time+lastSpli+1,1);
			temp[1]='\0';
			this->time = this->time+atoi(temp);
			lastSpli = lastSpli+2;
		}
	}
	else{
		int yearstart = 11;
		if (isdigit(time[6]))
		{
			yearstart = 12;
			strncpy(temp,time+5,2);
			temp[2] = '\0';
			date = date+atoi(temp);
		}
		else{
			strncpy(temp,time+5,1);
			temp[1] = '\0';
			date = date+atoi(temp);
		}

		char *month[] = {"Jan","Feb","Mar","Apr","May","Jun","Jul","Aug","Sep","Oct","Nov","Dec"};
			for (int i=0;i<12;i++)
			{
				if (!strncmp(time+yearstart-4,month[i],3))
				{
					date = date+100*(i+1);
					break;
				}
			}
			strncpy(temp,time+yearstart,4);
			temp[4] = '\0';
			date = date+10000*atoi(temp);

			strncpy(temp,time+yearstart+5,2);
			temp[2] = '\0';
			this->time = this->time+atoi(temp)*10000;

			strncpy(temp,time+20,2);
			temp[2] = '\0';
			this->time = this->time+atoi(temp)*100;

			strncpy(temp,time+23,2);
			temp[2] = '\0';
			this->time = this->time+atoi(temp);

	}
}

bool DateTime::operator <(const DateTime& other){
	if (this->date<other.date)
	{
		return true;
	}
	else if (this->date>other.date)
	{
		return false;
	}
	if (this->time<other.time)
	{
		return true;
	}
	return false;
}

char* DateTime::toString(){

	if (date==0&&time==0)
	{
		char *result = new char[20];
// 		strcpy(result,"0000/00/00 00:00:00");
// 		return result;

		CTime time = CTime::GetCurrentTime();
		CString cs = time.Format("%Y/%m/%d %H:%M:%S");
		strcpy(result,(LPTSTR)(LPCTSTR)cs);
		return result;
	}

	char *result = new char[20];
	char *pcdate = new char[12];
	char *pctime = new char[9];
	itoa(date,pcdate,10);
	itoa(time,pctime,10);
	if (strlen(pctime)<6)
	{
		sprintf(pctime,"%06d",time);
	}
	strncpy(result,pcdate,4);
	result[4]='/';
	strncpy(result+5,pcdate+4,2);
	result[7]='/';
	strncpy(result+8,pcdate+6,2);
	result[10] = ' ';
	strncpy(result+11,pctime,2);
	result[13]=':';
	strncpy(result+14,pctime+2,2);
	result[16]=':';
	strncpy(result+17,pctime+4,2);
	result[19]='\0';
	delete[] pctime;
	delete[] pcdate;
	if (strlen(result)!=19)
	{
		CTime time = CTime::GetCurrentTime();
		CString cs = time.Format("%Y/%m/%d %H:%M:%S");
		strcpy(result,(LPTSTR)(LPCTSTR)cs);
	}
	return result;
}

//根据名字获取图片句柄
CBitmap* getImage(char *name){
	TCHAR path[255];
	int length = 255;
	//获取图片目录路径
	getImageDir(path,length);
	//获取图片的路径
	strcpy(path,name);
	//载入图片
	HBITMAP h = (HBITMAP)::LoadImage(NULL,path,IMAGE_BITMAP,0,0,LR_DEFAULTSIZE|LR_LOADFROMFILE);
	CBitmap *bmp = new CBitmap;
	bmp->Attach(h);
	return bmp;
}

//通过图片文件的名称创建一个imagelist
void buildImageList(CImageList *imageList,char **names,int size){
	TCHAR path[255];
	int length = 255;
	//获取图片目录的路径
	getImageDir(path,length);
	//对每一个图片文件,载入,并添加到列表中
	for (int i=0;i<size;i++)
	{
		strcat(path,names[i]);
		HBITMAP h = (HBITMAP)::LoadImage(NULL,path,IMAGE_BITMAP,0,0,LR_DEFAULTSIZE|LR_LOADFROMFILE);
		CBitmap bmp;
		bmp.Attach(h);
		imageList->Add(&bmp,RGB(0,0,0));
		path[length]='\0';
	}
}

//设置菜单的图片
void setMenuItemBitmapsByFileName(CMenu *menu,int position,char *name){
	TCHAR path[255];
	int length = 255;
	getImageDir(path,length);
	strcat(path,name);
	HBITMAP h = (HBITMAP)::LoadImage(NULL,path,IMAGE_BITMAP,0,0,LR_DEFAULTSIZE|LR_LOADFROMFILE);
	::SetMenuItemBitmaps(menu->m_hMenu,0,MF_BYPOSITION,h,h);
}


int MyTreeNode::nextID = 0;

MyTreeNode::MyTreeNode(char* name,int id){
	
	int length = strlen(name);
	this->name = new char[length+1];
	strcpy(this->name,name);
	this->nextSubling = NULL;
	if (id>=0)
	{
		this->id = id;
	}
	else{
		this->id = MyTreeNode::nextID;
		MyTreeNode::nextID++;
	}
}

MyTreeNode::~MyTreeNode(){
	delete[] this->name;
}

DirNode::DirNode(char *name,int id):MyTreeNode(name,id){
	this->firstChild = NULL;
	this->type = 0;
}

DirNode::~DirNode(){
	
}

ChannelNode::ChannelNode(char* name,char* url,char *time,int id):MyTreeNode(name,id){
	if (url)
	{
		int length = strlen(url);
		this->url = new char[length+1];
		strcpy(this->url,url);
	}
	else{
		this->url = new char[1];
		this->url[0]='\0';
	}
	this->type = 1;
	if (time)
	{
		this->pubTime = new char[strlen(time)+1];
		strcpy(this->pubTime,time);
	}
	else{
		this->pubTime = new char[20];
		strcpy(this->pubTime,"0000/00/00 00:00:00");
	}

}

ChannelNode::~ChannelNode(){
	if (url)
	{
		delete[] this->url;
		this->url = NULL;
	}
	if (this->pubTime)
	{
		delete[] this->pubTime;
		this->pubTime = NULL;
	}
}

CollectionNode::CollectionNode(char* name,char* url /* = NULL */,int id):MyTreeNode(name,id){
	if (url)
	{
		int length = strlen(url);
		this->url = new char[length+1];
		strcpy(this->url,url);
	}
	else{
		this->url = new char[1];
		this->url[0]='\0';
	}
	this->type = 2;
}

CollectionNode::~CollectionNode(){
	if (url)
	{
		delete[] this->url;
		this->url = NULL;
	}
}

ItemList* operator+(ItemList* left,ItemList &right){
	if (left==NULL)
	{
		return &right;
	}
	else{
		ItemList *temp = left;
		while (temp->nextItem!=NULL)
		{
			temp = temp->nextItem;
		}
		temp->nextItem = &right;
		return left;
	}
}

Channel::Channel(char *source,char *time,char *title,ItemList *items /* = NULL */){
	int sourceLength = strlen(source);
	this->source = new char[sourceLength+1];
	strcpy(this->source,source);
	int timelength = strlen(time);
	this->pubTime = new char[20];
	//strcpy(this->pubTime,time);
	strcpy(this->pubTime,"0000/00/00 00:00:00");
	int titleLength = strlen(title);
	this->title = new char[titleLength+1];
	strcpy(this->title,title);
	this->items = items;
}

Channel::~Channel(){
	delete[] source;
	delete[] pubTime;
	delete[] title;
}