user_functions.php

jsp程序开发系统

<?php
// +-------------------------------------------------------------+
// | DeskPRO v [2.0.1 Production]
// | Copyright (C) 2001 - 2004 Headstart Solutions Limited
// | Supplied by WTN-WDYL
// | Nullified by WTN-WDYL
// | Distribution via WebForum, ForumRU and associated file dumps
// +-------------------------------------------------------------+
// | DESKPRO IS NOT FREE SOFTWARE
// +-------------------------------------------------------------+
// | License ID : Full Enterprise License =) ...
// | License Owner : WTN-WDYL Team
// +-------------------------------------------------------------+
// | $RCSfile: user_functions.php,v $
// | $Date: 2004/02/10 01:34:25 $
// | $Revision: 1.31 $
// +-------------------------------------------------------------+
// | File Details:
// | - Utility functions for the user interface
// +-------------------------------------------------------------+

error_reporting(E_ALL ^ E_NOTICE);

/*****************************************************
	function check_user

-----DESCRIPTION: -----------------------------------
	- runs user_p_check for checks on logged in users
	- displays login form if user is not logged in

-----RETURNS:----------------------------------------
	true or displays login form

*****************************************************/

function check_user($skip = 0) {

	global $user, $session;

	if (!$skip) {
		user_p_checks();
	}

	if ($user OR $session[userid]) {
		return 1;
	} else {
		login_form();
	}
}

/*****************************************************
	function user_p_checks

-----DESCRIPTION: -----------------------------------
	- a number of checks run on a registered user who
	is not quite a "full" user because something needs to be completed.
	In the future this should be replaced with user groups

-----RETURNS:----------------------------------------
	directly prints any errors, starting in the order the user
	can do something about

*****************************************************/

function user_p_checks() {

	global $user, $dplang;

	// user needs to validate themselves
	if ($user[awaiting_validation]) {
		error($dplang['error_awaiting_validation'] . " <a href=\"profile.php?do=resend_welcome\">$dplang[click_here]</a>.", 1);
	}

	// user awaiting tech to validate them
	if ($user[awaiting_manual_validation]) {
		error($dplang['error_awaiting_manual_validation'], 1);
	}
}

/*******************************************************
	function user_category_array

---- DESCRIPTION: --------------------------------------
	Replace names of non-user-viewable categories with the
	display name for the selected display category.

---- RETURN: -------------------------------------------
	An array containing re-mapped categories (categories
	that are not meant to be shown to users are given
	the "displayed" name here)
********************************************************/

function user_category_array($location='new') {

	global $db, $session, $settings;

	// categories not viewable to users
	if (!$settings[category_user_viewable]) {
		return false;
	}

	// do users get to pick the category on new ticket?
	if ($location == 'new' AND !$settings[category_user_start]) {
		return false;
	}

	// do users get to edit the ticket category?
	if ($location == 'edit' AND !$settings[category_user_editable]) {
		return false;
	}

	// still here so we are getting some categories
		
	// if we are not logged in, only categories for logged out users picked
	if (!$session[userid]) {
		$term = 'WHERE require_registration = 0';
	}

	// get category data
	$categories = $db->query_return_array("SELECT * FROM ticket_cat $term ORDER by cat_order");

	// no categories?
	if (!$db->num_rows()) {
		return false;	 
	}						

	foreach ($categories AS $category) {
		if (!$category['user_view']) {
			$cat_replace[$category['id']] = $category['show_category'];
		}
		if (!$category['user_select'] AND ($location == 'edit' OR $location == 'new')) {
			$cat_replace[$category['id']] = 1;
		}
	}

	// check on language
	if ($session[language] == $settings[default_language]) {

		foreach ($categories AS $cat) {
			$cats[$cat[id]] = $cat[name];
		}

	} else {

		// get category languages
		if (!$category_languages) {
			$category_languages = unserialize(get_data('category_languages'));
		}

		foreach ($categories AS $cat) {
			if ($category_languages[$session[language]][$cat[id]]['name'] != '') {
				$cats[$cat[id]] = $category_languages[$session[language]][$cat[id]]['name'];
			} else {
				$cats[$cat[id]] = $cat[name];
			}
		}
	}

	if (is_array($cat_replace)) {
		foreach ($cat_replace AS $repl => $with) {
			if ($location == 'edit' OR $location == 'new') {
				unset($cats[$repl]);
			} else {
				$cats[$repl] = $cats[$with];
			}
		}
	}

	return $cats;
}

/*******************************************************
	function user_priority_array

---- DESCRIPTION: --------------------------------------
	Replace names of non-user-viewable priorities with the
	display name for the selected display priority.

---- RETURN: -------------------------------------------
	An array containing re-mapped priorities (priorities
	that are not meant to be shown to users are given
	the "displayed" name here)
********************************************************/

function user_priority_array($location='new') {

	global $db, $session, $settings;

	// priorities not viewable to users
	if (!$settings[priority_user_viewable]) {
		return false;
	}

	// do users get to pick the priority on new ticket?
	if ($location == 'new' AND !$settings[priority_user_start]) {
		return false;
	}

	// do users get to edit the ticket priority?
	if ($location == 'edit' AND !$settings[priority_user_editable]) {
		return false;
	}

	// still here so we are getting some priorities
		
	// if we are not logged in, only priorities for logged out users picked
	if (!$session[userid]) {
		$term = 'WHERE require_registration = 0';
	}

	// get priority data
	$priorities = $db->query_return_array("SELECT * FROM ticket_pri $term ORDER by pri_order");

	// no priorities?
	if (!$db->num_rows()) {
		return false;	 
	}						

	foreach ($priorities AS $priority) {
		if (!$priority['user_view']) {
			$pri_replace[$priority['id']] = $priority['show_priority'];
		}
		if (!$priority['user_select'] AND ($location == 'edit' OR $location == 'new')) {
			$pri_replace[$priority['id']] = 1;
		}
	}

	// check on language
	if ($session[language] == $settings[default_language]) {
		foreach ($priorities AS $pri) {
			$pris[$pri[id]] = $pri[name];
		}

	} else {

		// get priority languages
		if (!$priority_languages) {
			$priority_languages = unserialize(get_data('priority_languages'));
		}

		foreach ($priorities AS $pri) {
			if ($priority_languages[$session[language]][$pri[id]]['name'] != '') {
				$pris[$pri[id]] = $priority_languages[$session[language]][$pri[id]]['name'];
			} else {
				$pris[$pri[id]] = $pri[name];
			}
		}
	}

	if (is_array($pri_replace)) {
		foreach ($pri_replace AS $repl => $with) {
			if ($location == 'edit' OR $location == 'new') {
				unset($pris[$repl]);
			} else {
				$pris[$repl] = $pris[$with];
			}
		}
	}

	return $pris;
}

/*****************************************************
	function make_password

-----DESCRIPTION: -----------------------------------
	- makes a password

-----RETURNS:----------------------------------------
	8 alphanumeric keys

*****************************************************/

function make_password() {

	return substr(md5(time()),0,8);

}

/*****************************************************
	function get_replacements

-----DESCRIPTION: -----------------------------------
	- gets and parses the replacement variables
	- evals() them in the presence of the settings variables and themselves

-----RETURNS:----------------------------------------
	true

*****************************************************/

function get_replacements() {
	global $db, $settings, $r;

	$db->query("SELECT name, value from template_replace");
	while ($replace = $db->row_array()) {
		$r[$replace[name]] = $replace[value];
	}

	foreach ($r AS $key => $var) {
		eval("\$r[$key] = \"" . $var . "\";");
	}
}

/*****************************************************
	function add_navigation

-----DESCRIPTION: -----------------------------------
	- navigation for user interface

-----RETURNS:----------------------------------------
	the html

*****************************************************/

function add_navigation($name, $url) {
	return ' // ' . "<a class=\"light\" href=\"$url\">$name</a>";
}

/*****************************************************
	function divides

-----DESCRIPTION: -----------------------------------
	- checks if a number is divisible.

-----RETURNS:----------------------------------------
	true / false

*****************************************************/

function divides($number, $value) {

	if (is_int($number / $value)) {
		return 1;