mirror of
https://github.com/Cacti/cacti.git
synced 2026-11-08 21:16:17 +09:00
Tony Roman
4fe05b968b
git-svn-id: svn+ssh://repo.cacti.net/var/data/svnroot/cacti/branches/BRANCH_0_8_6/cacti@4007 860744bd-22fc-0310-8c96-e9fe5004b5ca
258 lines
10 KiB
PHP
258 lines
10 KiB
PHP
<?php
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/*
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+-------------------------------------------------------------------------+
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| Copyright (C) 2004-2007 The Cacti Group |
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| This program is free software; you can redistribute it and/or |
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| modify it under the terms of the GNU General Public License |
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| as published by the Free Software Foundation; either version 2 |
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| of the License, or (at your option) any later version. |
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| This program is distributed in the hope that it will be useful, |
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| but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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| GNU General Public License for more details. |
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+-------------------------------------------------------------------------+
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| Cacti: The Complete RRDTool-based Graphing Solution |
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+-------------------------------------------------------------------------+
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| This code is designed, written, and maintained by the Cacti Group. See |
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| about.php and/or the AUTHORS file for specific developer information. |
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+-------------------------------------------------------------------------+
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| http://www.cacti.net/ |
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+-------------------------------------------------------------------------+
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*/
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/* ================= input validation ================= */
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input_validate_input_number(get_request_var_request("predefined_timespan"));
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input_validate_input_number(get_request_var_request("predefined_timeshift"));
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/* ==================================================== */
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/* clean up date1 string */
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if (isset($_REQUEST["date1"])) {
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$_REQUEST["date1"] = sanitize_search_string(get_request_var("date1"));
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}
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/* clean up date2 string */
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if (isset($_REQUEST["date2"])) {
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$_REQUEST["date2"] = sanitize_search_string(get_request_var("date2"));
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}
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include_once("./lib/time.php");
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/* initialize the timespan array */
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$timespan = array();
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/* set variables for first time use */
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initialize_timespan($timespan);
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$timeshift = set_timeshift();
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/* if the user does not want to see timespan selectors */
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if (read_graph_config_option("timespan_sel") == "") {
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set_preset_timespan($timespan);
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/* the user does want to see them */
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}else {
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process_html_variables();
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process_user_input($timespan, $timeshift);
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}
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/* save session variables */
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finalize_timespan($timespan);
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/* initialize the timespan selector for first use */
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function initialize_timespan(&$timespan) {
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/* initialize the default timespan if not set */
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if ((!isset($_SESSION["sess_current_timespan"])) || (isset($_POST["button_clear_x"]))) {
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$_SESSION["sess_current_timespan"] = read_graph_config_option("default_timespan");
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$_REQUEST["predefined_timespan"] = read_graph_config_option("default_timespan");
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$_SESSION["custom"] = 0;
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}
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/* initialize the date sessions if not set */
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if (!isset($_SESSION["sess_current_date1"])) {
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set_preset_timespan($timespan);
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}
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}
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/* preformat for timespan selector */
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function process_html_variables() {
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if (isset($_REQUEST["predefined_timespan"])) {
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if (!is_numeric($_REQUEST["predefined_timespan"])) {
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if (isset($_SESSION["sess_current_timespan"])) {
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if ($_SESSION["custom"]) {
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$_REQUEST["predefined_timespan"] = GT_CUSTOM;
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$_SESSION["sess_current_timespan"] = GT_CUSTOM;
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}else {
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$_REQUEST["predefined_timespan"] = $_SESSION["sess_current_timespan"];
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}
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}else {
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$_REQUEST["predefined_timespan"] = read_graph_config_option("default_timespan");
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$_SESSION["sess_current_timespan"] = read_graph_config_option("default_timespan");
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}
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}
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} else {
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if (isset($_SESSION["sess_current_timespan"])) {
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$_REQUEST["predefined_timespan"] = $_SESSION["sess_current_timespan"];
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}else {
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$_REQUEST["predefined_timespan"] = read_graph_config_option("default_timespan");
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$_SESSION["sess_current_timespan"] = read_graph_config_option("default_timespan");
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}
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}
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load_current_session_value("predefined_timespan", "sess_current_timespan", read_graph_config_option("default_timespan"));
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# process timeshift
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if (isset($_REQUEST["predefined_timeshift"])) {
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if (!is_numeric($_REQUEST["predefined_timeshift"])) {
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if (isset($_SESSION["sess_current_timeshift"])) {
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$_REQUEST["predefined_timeshift"] = $_SESSION["sess_current_timeshift"];
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}else {
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$_REQUEST["predefined_timeshift"] = read_graph_config_option("default_timeshift");
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$_SESSION["sess_current_timeshift"] = read_graph_config_option("default_timeshift");
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}
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}
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} else {
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if (isset($_SESSION["sess_current_timeshift"])) {
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$_REQUEST["predefined_timeshift"] = $_SESSION["sess_current_timeshift"];
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}else {
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$_REQUEST["predefined_timeshift"] = read_graph_config_option("default_timeshift");
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$_SESSION["sess_current_timeshift"] = read_graph_config_option("default_timeshift");
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}
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}
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load_current_session_value("predefined_timeshift", "sess_current_timeshift", read_graph_config_option("default_timeshift"));
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}
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/* when a span time preselection has been defined update the span time fields */
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/* someone hit a button and not a dropdown */
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function process_user_input(&$timespan, $timeshift) {
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if (isset($_POST["date1"])) {
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/* the dates have changed, therefore, I am now custom */
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if (($_SESSION["sess_current_date1"] != $_POST["date1"]) || ($_SESSION["sess_current_date2"] != $_POST["date2"])) {
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$timespan["current_value_date1"] = $_POST["date1"];
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$timespan["begin_now"] =strtotime($timespan["current_value_date1"]);
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$timespan["current_value_date2"] = $_POST["date2"];
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$timespan["end_now"]=strtotime($timespan["current_value_date2"]);
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$_SESSION["sess_current_timespan"] = GT_CUSTOM;
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$_SESSION["custom"] = 1;
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$_POST["predefined_timespan"] = GT_CUSTOM;
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}else {
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/* the default button wasn't pushed */
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if (!isset($_POST["button_clear_x"])) {
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$timespan["current_value_date1"] = $_POST["date1"];
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$timespan["current_value_date2"] = $_POST["date2"];
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$timespan["begin_now"] = $_SESSION["sess_current_timespan_begin_now"];
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$timespan["end_now"] = $_SESSION["sess_current_timespan_end_now"];
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/* time shifter: shift left */
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if (isset($_POST["move_left_x"])) {
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shift_time($timespan, "-", $timeshift);
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}
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/* time shifter: shift right */
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if (isset($_POST["move_right_x"])) {
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shift_time($timespan, "+", $timeshift);
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}
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/* custom display refresh */
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if ($_SESSION["custom"]) {
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$_SESSION["sess_current_timespan"] = GT_CUSTOM;
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/* refresh the display */
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}else {
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$_SESSION["custom"] = 0;
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}
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} else {
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/* first time in */
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set_preset_timespan($timespan);
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}
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}
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}else {
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if ((isset($_GET["predefined_timespan"]) && ($_GET["predefined_timespan"] != GT_CUSTOM)) ||
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(!isset($_SESSION["custom"])) ||
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(!isset($_GET["predefined_timespan"]) && ($_SESSION["custom"] == 0)) ||
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(!isset($_SESSION["sess_current_date1"]))) {
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set_preset_timespan($timespan);
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}else {
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$timespan["current_value_date1"] = $_SESSION["sess_current_date1"];
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$timespan["current_value_date2"] = $_SESSION["sess_current_date2"];
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$timespan["begin_now"] = $_SESSION["sess_current_timespan_begin_now"];
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$timespan["end_now"] = $_SESSION["sess_current_timespan_end_now"];
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/* custom display refresh */
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if ($_SESSION["custom"]) {
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$_SESSION["sess_current_timespan"] = GT_CUSTOM;
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}
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}
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}
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}
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/* establish graph timespan from either a user select or the default */
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function set_preset_timespan(&$timespan) {
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# no current timespan: get default timespan
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if ((!isset($_SESSION["sess_current_timespan"])) || (read_graph_config_option("timespan_sel") == "")) {
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$_SESSION["sess_current_timespan"] = read_graph_config_option("default_timespan");
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}
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# get config option for first-day-of-the-week
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$first_weekdayid = read_graph_config_option("first_weekdayid");
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# get start/end time-since-epoch for actual time (now()) and given current-session-timespan
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get_timespan( $timespan, time(),$_SESSION["sess_current_timespan"] , $first_weekdayid);
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$_SESSION["custom"] = 0;
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}
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function finalize_timespan(&$timespan) {
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if (!isset($timespan["current_value_date1"])) {
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/* Default end date is now default time span */
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$timespan["current_value_date1"] = date("Y-m-d H:i", $timespan["begin_now"]);
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}
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if (!isset($timespan["current_value_date2"])) {
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/* Default end date is now */
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$timespan["current_value_date2"] = date("Y-m-d H:i", $timespan["end_now"]);
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}
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/* correct bad dates on calendar */
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if ($timespan["end_now"] < $timespan["begin_now"]) {
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set_preset_timespan($timespan);
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$_SESSION["sess_current_timespan"] = read_graph_config_option("default_timespan");
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$timespan["current_value_date1"] = date("Y-m-d H:i", $timespan["begin_now"]);
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$timespan["current_value_date2"] = date("Y-m-d H:i", $timespan["end_now"]);
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}
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/* if moved to future although not allow by settings, stop at current time */
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if ( ($timespan["end_now"] > time()) && (read_graph_config_option("allow_graph_dates_in_future") == "") ) {
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$timespan["end_now"] = time();
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# convert end time to human readable format
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$timespan["current_value_date2"] = date("Y-m-d H:i", $timespan["end_now"]);
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}
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$_SESSION["sess_current_timespan_end_now"] = $timespan["end_now"];
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$_SESSION["sess_current_timespan_begin_now"] = $timespan["begin_now"];
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$_SESSION["sess_current_date1"] = $timespan["current_value_date1"];
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$_SESSION["sess_current_date2"] = $timespan["current_value_date2"];
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$timespan_sel_pos = strpos(get_browser_query_string(),"&predefined_timespan");
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if ($timespan_sel_pos) {
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$_SESSION["urlval"] = substr(get_browser_query_string(),0,$timespan_sel_pos);
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}else {
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$_SESSION["urlval"] = get_browser_query_string();
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}
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}
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/* establish graph timeshift from either a user select or the default */
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function set_timeshift() {
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global $config;
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include($config["include_path"] . "/global_arrays.php");
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# no current timeshift: get default timeshift
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if ((!isset($_SESSION["sess_current_timeshift"])) ||
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(read_graph_config_option("timespan_sel") == "") ||
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(isset($_POST["button_clear_x"]))
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) {
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$_SESSION["sess_current_timeshift"] = read_graph_config_option("default_timeshift");
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$_REQUEST["predefined_timeshift"] = read_graph_config_option("default_timeshift");
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$_SESSION["custom"] = 0;
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}
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return $timeshift = $graph_timeshifts[$_SESSION["sess_current_timeshift"]];
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}
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?>
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