session_ex2.c

来自「c语言cgi库,可以实现用C语言实现CGI脚本」· C语言 代码 · 共 78 行

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78 行
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#include <stdio.h>#include <string.h>#include <stdlib.h>#include <cgi.h>#include <session.h>int main(){	char *action;		cgi_init();	cgi_process_form();	// session id will be stored in a cookie called "MY_COOKIE"	cgi_session_cookie_name("MY_COOKIE");	// tell LibCGI to store session files into "session_files" directory	cgi_session_save_path("session_files/");	// Starts the session	cgi_session_start();	// What is to do??	action = cgi_param("action");	if (action) {		// login		if (!strcasecmp("login", action) && cgi_param("str"))			cgi_session_register_var("str", cgi_param("str"));		// logoff		else if (!strcasecmp("logoff", action))			cgi_session_destroy();	}	cgi_init_headers();	// write initial html code	puts("<html><body>");	// includes the description for this example	cgi_include("session_ex2_desc.html");  		// The user is logged?	if (cgi_session_var_exists("str")) {		// yep, let's show him some things				printf(""		"<br><b>Congratulations, you've logged</b><br>"		"If you want to finish the session, <a href='session_ex2.cgi?action=logoff'>click here</a>!"		"<br><br>"		"You pass phrase was <b>%s</b><br>"		"", cgi_session_var("str"));	}	// Nope, he isn't	else {		puts(""			"<form action='session_ex2.cgi' method='get'>"			"	Pass phrase: <input type='text' name='str'>"			"	<input type='submit' name='submit' value='Click to login'>"			"	<input type='hidden' name='action' value='login'>"			"</form>"		"");	}			// Print session configuration directives	printf("Session configuration options: <br>"		"saving session files at: <b>%s</b> directory<br>"		"name of the (personalized) cookie: <b>%s</b><br>", SESSION_SAVE_PATH, SESSION_COOKIE_NAME);	puts("</body></thml>");	if (action)		free(action);	cgi_end();	return 0;}

session_ex2.c - 源码说明

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