mirror of
https://github.com/fsr/eseeva
synced 2024-11-15 08:53:11 +01:00
287 lines
12 KiB
PHP
287 lines
12 KiB
PHP
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<?php
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//============================================================================
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// Name : keyControlPanel.php
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// Author : Patrick Reipschläger
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// Version : 1.0
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// Date : 08-2013
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// Description : Control panel for managing key codes. The not so quick
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// but dirty approach. At some point this should probably
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// be rewritten using a cleaner approach.
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//============================================================================
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include_once 'libs/keyLib.php';
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include_once 'libs/formLib.php';
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// the super secret password that must be entered to access the control center
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define ("ACCESS_CODE", "blub");
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// all the states that the control center can have
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define ("STATE_NONE", 0);
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define ("STATE_ACCESS_ENTER", 1);
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define ("STATE_ACCESS_FAILED", 2);
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define ("STATE_ACCESS_SUCCESSFULL", 3);
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define ("STATE_KEY_NONEXISTENT", 10);
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define ("STATE_KEY_UNISSUED", 11);
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define ("STATE_KEY_ISSUED", 12);
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define ("STATE_KEY_ACTIVATED", 13);
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define ("STATE_KEY_USED", 14);
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define ("STATE_ACTION_UNISSUED", 20);
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define ("STATE_ACTION_ISSUED", 21);
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define ("STATE_ACTION_ACTIVATED", 22);
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define ("STATE_ACTION_USED", 23);
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define ("STATE_ACTION_NEWCODE", 24);
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define ("STATE_ACTION_FAILED", 25);
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// start a session prevent sending the same post twice
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// if the user refreshes the page, it will default to the
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// access code screen
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session_start();
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$formState = STATE_ACCESS_SUCCESSFULL;
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$keyCode = "";
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// if the variable is set, the form has been posted to itself
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// if the submission ids of the post and the form don't match, the
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// user has refreshed the site and thus its reseted to the default state
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if (isset($_POST["submit"]) && isset($_SESSION["submissionId"]) && $_SESSION["submissionId"] == $_POST["submissionId"])
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{
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// check if the access code was correct
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/*if ($_POST["accessCode"] != ACCESS_CODE)
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$formState = STATE_ACCESS_FAILED;
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// if the access code was correct, check if a key code has been entered
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else*/
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if (isset($_POST["keyCode"]))
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{
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// if a key code has been entered, get the state of that key
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$keyCode = $_POST["keyCode"];
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$keyData = ReadKeyFile(KEYFILE);
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// if no action was performed on the entered key, simply display its state
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if (!isset($_POST["action"]))
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$formState = KeyStateToFormState(GetKeyState($keyData, $_POST["keyCode"]));
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else
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{
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// otherwise set the state of the form to the action that should be performed
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$formState = $_POST["action"];
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// if the state is different from the new code action, perform said action
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// on the key and if the action was successful save the key file
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if ($formState != STATE_ACTION_NEWCODE)
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{
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if (SetKeyState($keyData, $keyCode, FormStateToKeyState($formState)))
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WriteKeyFile(KEYFILE, $keyData);
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else
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$formState($STATE_ACTION_FAILED);
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$_POST["action"] = STATE_ACTION_NEWCODE;
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}
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}
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}
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// if the access code was correct and no code was entered
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else
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$formState = STATE_ACCESS_SUCCESSFULL;
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}
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// generate a new submission id that is used within the form to prevent double posts
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$_SESSION["submissionId"] = rand();
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?>
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<!DOCTYPE html>
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<html>
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<head>
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<meta charset="utf-8">
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<title>ESE Evaluation - Key Control Center</title>
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<link rel="stylesheet" type="text/css" href="css/bootstrap.css">
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<link rel="stylesheet" type="text/css" href="css/style.css">
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</head>
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<body>
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<div class="container">
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<form action="" method="post">
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<?php
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CreateHeadline("Key Control Panel");
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CreateInfoBox($formState);
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CreateAccessBox($formState);
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echo $formState;
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switch ($formState)
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{
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// if the access was successful or a action was performed successfully,
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// just display the empty key code box
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case STATE_ACCESS_SUCCESSFULL:
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case STATE_ACTION_ISSUED:
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case STATE_ACTION_UNISSUED:
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case STATE_ACTION_ACTIVATED:
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case STATE_ACTION_USED:
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case STATE_ACTION_NEWCODE:
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CreateKeyCodeBox("", true);
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break;
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// if previously entered key was not found or the action that should
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// be performed has been failed, just display the key code box with
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// previously entered value
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case STATE_KEY_NONEXISTENT:
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case STATE_ACTION_FAILED:
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CreateKeyCodeBox($keyCode, true);
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break;
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// if an existing key has been entered, display the readonly key code box
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// and all options that can be performed on the key
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case STATE_KEY_UNISSUED:
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case STATE_KEY_ISSUED:
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case STATE_KEY_ACTIVATED:
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case STATE_KEY_USED:
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CreateKeyCodeBox($keyCode, false);
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CreateRowHeader();
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echo " <div class=\"col-12\">\n";
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echo " <br/><p><strong>Bitte wähle die gewünschte Aktion aus:</strong></p>\n";
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echo " </div>\n";
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echo "</div>\n";
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CreateOption("ESE Code Status auf 'Nicht Ausgegeben' setzen", STATE_ACTION_UNISSUED, true);
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CreateOption("ESE Code Status auf 'Ausgegeben' setzen", STATE_ACTION_ISSUED, true);
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CreateOption("ESE Code Status auf 'Fragebogen ausgefüllt' setzen", STATE_ACTION_ACTIVATED, true);
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CreateOption("ESE Code Status auf 'eingelöst' setzen", STATE_ACTION_USED, true);
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CreateOption("Neuen ESE-Code eingeben", STATE_ACTION_NEWCODE, true, true);
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break;
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}
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?>
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<div class="row">
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<input class="form-control" type="submit" name="submit" value="Absenden"/>
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</div>
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<input type="hidden" value="<?php /*Hidden input with previously generated id - used for preventing double posts*/ echo $_SESSION['submissionId'];?>" name="submissionId">
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</form>
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</div>
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</body>
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</html>
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<?php
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/**
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* Echos a new option row with the specified parameters.
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*
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* @param string $label The text that is displayed for that option.
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* @param integer $id The unique id of that option
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* @param boolean $enabled Indicates if that option should be enabled or not. Default is enabled.
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* @param boolean $checked Indicates if that option should be checked or not. Default is not checked.
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*/
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function CreateOption($label, $id, $enabled = true, $checked = false)
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{
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CreateRowHeader();
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echo " <div class=\"col-12\">\n";
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echo " <label>\n";
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echo " <input class=\"\" type=\"radio\" id=\"action\" name=\"action\" value=\"" . $id . "\" required";
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if ($checked)
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echo " checked";
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if (!$enabled)
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echo " disabled";
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echo "/>\n";
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echo " " . $label . "\n";
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echo " </label>\n";
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echo " </div>\n";
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echo "</div>\n";
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}
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/**
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* Echos the key code text box.
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*
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* @param string $keyCode The key that should be displayed in the box.
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* @param boolean $enabled Indicates if the key code box should be enabled or not.
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*/
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function CreateKeyCodeBox($keyCode, $enabled)
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{
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CreateRowHeader();
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echo " <div class=\"col-6\">\n";
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echo " <p class=\"lead\">ESE Code:</p>\n";
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echo " </div>\n";
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echo " <div class=\"col-6\">\n";
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echo " <input class=\"form-control\" type=\"text\" id=\"keyCode\" name=\"keyCode\" value=\"" . $keyCode . "\" required";
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if (!$enabled)
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echo " readonly";
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echo "/>\n";
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echo " </div>\n";
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echo "</div>\n";
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}
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/**
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* Echos the access code box according the current state of the form.
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*
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* @param integer $formState The current state of the form.
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*/
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function CreateAccessBox($formState)
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{
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if ($formState < STATE_ACCESS_SUCCESSFULL)
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echo "<div class=\"row equalrow\">\n";
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else
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echo "<div class=\"row equalrow\" hidden>";
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echo " <div class=\"col-6\">\n";
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echo " <p class=\"lead\">Access Code:</p>\n";
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echo " </div>\n";
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echo " <div class=\"col-6\">\n";
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echo " <input class=\"form-control\" type=\"text\" id=\"accessCode\" name=\"accessCode\" value=\"";
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if ($formState != STATE_ACCESS_ENTER)
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echo $_POST["accessCode"];
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echo "\"/>\n";
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echo " </div>\n";
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echo "</div>\n";
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}
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/**
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* Creates a information message box depending on the current state of the form.
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*
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* @param integer $formState The current state of the form.
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*/
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function CreateInfoBox($formState)
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{
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switch ($formState)
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{
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case STATE_ACCESS_ENTER: CreateMessageBox(MSG_INFO, "Zugang:", "Bitte gib den korrekten Zugangscode ein, um das Key Control Panel nutzen zu können"); break;
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case STATE_ACCESS_FAILED: CreateMessageBox(MSG_DANGER, "Zugang:", "Der eingegebene Zugangscode war falsch! Bitte überprüfe deine Eingabe."); break;
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case STATE_ACCESS_SUCCESSFULL: CreateMessageBox(MSG_SUCCESS, "Zugang:", "Der eingegebene Zugangscode war korrekt! Bitte gib nun den ESE Code ein, welchen du überprüfen oder verändern möchtest."); break;
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case STATE_KEY_NONEXISTENT: CreateMessageBox(MSG_DANGER, "Achtung:", "Der eingegebene ESE Code wurde nicht gefunden! Bitte überprüfe deine Eingabe."); break;
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case STATE_KEY_UNISSUED: CreateMessageBox(MSG_WARNING, "ESE Code gefunden:", "Der eingegebene ESE Code wurde gefunden. <strong>Der Schlüssel wurde nicht an einen Studenten ausgegeben!</strong>."); break;
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case STATE_KEY_ISSUED: CreateMessageBox(MSG_INFO, "ESE Code gefunden:", "Der Schlüssel wurde an einen Studenten ausgegeben, der Fragebogen wurde noch <strong>nicht ausgefüllt</strong>."); break;
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case STATE_KEY_ACTIVATED: CreateMessageBox(MSG_INFO, "ESE Code gefunden:", "Der Schlüssel wurde an einen Studenten ausgegeben, der Fragebogen wurde <strong>ausgefüllt</strong>."); break;
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case STATE_KEY_USED: CreateMessageBox(MSG_WARNING, "ESE Code gefunden:", "Der Schlüssel wurde an einen Studenten ausgegeben, der Fragebogen wurde ausgefüllt und der Student hat bereits eine <strong>ESE Tasse erhalten</strong>."); break;
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case STATE_ACTION_UNISSUED: CreateMessageBox(MSG_SUCCESS, "ESE Code Status geändert:", "Der Schlüssel wurde erfolgreich auf den Status <strong>Nicht Ausgegeben</strong> gesetzt. Bitte gib einen ESE Code ein, welchen du überprüfen oder verändern möchtest."); break;
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case STATE_ACTION_ISSUED: CreateMessageBox(MSG_SUCCESS, "ESE Code Status geändert:", "Der Schlüssel wurde erfolgreich auf den Status <strong>Ausgegeben</strong> gesetzt. Bitte gib einen ESE Code ein, welchen du überprüfen oder verändern möchtest."); break;
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case STATE_ACTION_ACTIVATED: CreateMessageBox(MSG_SUCCESS, "ESE Code Status geändert:", "Der Schlüssel wurde erfolgreich auf den Status <strong>Fragebogen ausgefüllt</strong> gesetzt. Bitte gib einen ESE Code ein, welchen du überprüfen oder verändern möchtest."); break;
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case STATE_ACTION_USED: CreateMessageBox(MSG_SUCCESS, "ESE Code Status geändert:", "Der Schlüssel wurde erfolgreich auf den Status <strong>Eingelöst</strong> gesetzt. Bitte gib einen ESE Code ein, welchen du überprüfen oder verändern möchtest."); break;
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case STATE_ACTION_NEWCODE: CreateMessageBox(MSG_INFO, "ESE Code eingeben:", "Bitte gib den ESE Code ein, welchen du überprüfen oder verändern möchtest."); break;
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case STATE_ACTION_FAILED: CreateMessageBox(MSG_DANGER, "Achtung:", "Der Status des angegebenen Schlüssels konnte <strong>nicht geändert</strong> werden! Bitte überprüfe deine Eingabe."); break;
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}
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}
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/**
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* Converts the specified key state constant to a valid form state constant
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*
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* @param string $keySate The key state that should be converted.
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* @return integer
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*/
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function KeyStateToFormState($keyState)
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{
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switch($keyState)
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{
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case KEYSTATE_NONEXISTENT: return STATE_KEY_NONEXISTENT;
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case KEYSTATE_UNISSUED: return STATE_KEY_UNISSUED;
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case KEYSTATE_ISSUED: return STATE_KEY_ISSUED;
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case KEYSTATE_ACTIVATED: return STATE_KEY_ACTIVATED;
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case KEYSTATE_USED: return STATE_KEY_USED;
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}
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return STATE_NONE;
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}
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/**
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* Converts the specified form state constant to a valid key state constant
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*
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* @param integer The form state that should be converted.
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* @return integer
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*/
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function FormStateToKeyState($keyState)
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{
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switch($keyState)
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{
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case STATE_KEY_NONEXISTENT:
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return KEYSTATE_NONEXISTENT;
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case STATE_KEY_UNISSUED:
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case STATE_ACTION_UNISSUED:
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return KEYSTATE_UNISSUED;
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case STATE_KEY_ISSUED:
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case STATE_ACTION_ISSUED:
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return KEYSTATE_ISSUED;
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case STATE_KEY_ACTIVATED:
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case STATE_ACTION_ACTIVATED:
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return KEYSTATE_ACTIVATED;
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case STATE_KEY_USED:
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case STATE_ACTION_USED:
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return KEYSTATE_USED;
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}
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return KEYSTATE_NONEXISTENT;
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}
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?>
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