PageRenderTime 65ms CodeModel.GetById 31ms RepoModel.GetById 0ms app.codeStats 0ms

/mod/hotpot/view.php

https://bitbucket.org/ceu/moodle_demo
PHP | 567 lines | 464 code | 16 blank | 87 comment | 118 complexity | 276027817ec39d940821b5115689e9f3 MD5 | raw file
Possible License(s): BSD-3-Clause, LGPL-2.0, LGPL-2.1 
    

  1. <?PHP // $Id: view.php,v 1.38.2.14 2012/05/19 11:04:52 moodlerobot Exp $

    2. 

  2.     /// This page prints a hotpot quiz

    3. 

  3.     if (defined('HOTPOT_FIRST_ATTEMPT') && HOTPOT_FIRST_ATTEMPT==false) {

    4. 

  4.         // this script is being included (by attempt.php)

    5. 

  5.     } else {

    6. 

  6.         // this script is being called directly from the browser

    7. 

  7.         define('HOTPOT_FIRST_ATTEMPT', true);

    8. 

  8.         require_once("../../config.php");

    9. 

  9.         require_once("lib.php");

    10. 

  10. 

    11. 

  11.         $id = optional_param('id', 0, PARAM_INT); // Course Module ID, or

    12. 

  12.         $hp = optional_param('hp', 0, PARAM_INT); // hotpot ID

    13. 

  13. 

    14. 

  14.         if ($id) {

    15. 

  15.             if (! $cm = get_coursemodule_from_id('hotpot', $id)) {

    16. 

  16.                 error("Course Module ID was incorrect");

    17. 

  17.             }

    18. 

  18.             if (! $course = get_record("course", "id", $cm->course)) {

    19. 

  19.                 error("Course is misconfigured");

    20. 

  20.             }

    21. 

  21.             if (! $hotpot = get_record("hotpot", "id", $cm->instance)) {

    22. 

  22.                 error("Course module is incorrect");

    23. 

  23.             }

    24. 

  24. 

    25. 

  25.         } else {

    26. 

  26.             if (! $hotpot = get_record("hotpot", "id", $hp)) {

    27. 

  27.                 error("Course module is incorrect");

    28. 

  28.             }

    29. 

  29.             if (! $course = get_record("course", "id", $hotpot->course)) {

    30. 

  30.                 error("Course is misconfigured");

    31. 

  31.             }

    32. 

  32.             if (! $cm = get_coursemodule_from_instance("hotpot", $hotpot->id, $course->id)) {

    33. 

  33.                 error("Course Module ID was incorrect");

    34. 

  34.             }

    35. 

  35. 

    36. 

  36.         }

    37. 

  37.         // make sure this user is enrolled in this course and can access this HotPot

    38. 

  38.         require_login($course);

    39. 

  39.         $context = get_context_instance(CONTEXT_MODULE, $cm->id);

    40. 

  40.         require_capability('mod/hotpot:attempt', $context, $USER->id);

    41. 

  41.     }

    42. 

  42.     // set nextpage (for error messages)

    43. 

  43.     $nextpage = "$CFG->wwwroot/course/view.php?id=$course->id";

    44. 

  44.     // header strings

    45. 

  45.     $title = format_string($course->shortname.': '.$hotpot->name, true);

    46. 

  46.     $heading = $course->fullname;

    47. 

  47. 

    48. 

  48.     $navigation = build_navigation('', $cm);

    49. 

  49. 

    50. 

  50.     $button = update_module_button($cm->id, $course->id, get_string("modulename", "hotpot"));

    51. 

  51.     $button = '<div style="font-size:0.75em;">'.$button.'</div>';

    52. 

  52.     $loggedinas = user_login_string($course, $USER);

    53. 

  53.     $time = time();

    54. 

  54.     $hppassword = optional_param('hppassword', '');

    55. 

  55.     if (HOTPOT_FIRST_ATTEMPT && !has_capability('mod/hotpot:grade', $context)) {

    56. 

  56.         // check this quiz is available to this student

    57. 

  57.         // error message, if quiz is unavailable

    58. 

  58.         $error = '';

    59. 

  59.         // check quiz is visible

    60. 

  60.         if (!hotpot_is_visible($cm)) {

    61. 

  61.             $error = get_string("activityiscurrentlyhidden");

    62. 

  62.         // check network address

    63. 

  63.         } else if ($hotpot->subnet && !address_in_subnet(getremoteaddr(), $hotpot->subnet)) {

    64. 

  64.             $error = get_string("subneterror", "quiz");

    65. 

  65.         // check number of attempts

    66. 

  66.         } else if ($hotpot->attempts && $hotpot->attempts <= count_records_select('hotpot_attempts', 'hotpot='.$hotpot->id.' AND userid='.$USER->id, 'COUNT(DISTINCT clickreportid)')) {

    67. 

  67.             $error = get_string("nomoreattempts", "quiz");

    68. 

  68.         // get password

    69. 

  69.         } else if ($hotpot->password && empty($hppassword)) {

    70. 

  70.             print_header($title, $heading, $navigation, "", "", true, $button, $loggedinas, false);

    71. 

  71.             print_heading($hotpot->name);

    72. 

  72.             $boxalign = 'center';

    73. 

  73.             $boxwidth = 500;

    74. 

  74.             if (trim(strip_tags($hotpot->summary))) {

    75. 

  75.                 print_simple_box_start($boxalign, $boxwidth);

    76. 

  76.                 print '<div class="mdl-align">'.format_text($hotpot->summary)."</div>\n";

    77. 

  77.                 print_simple_box_end();

    78. 

  78.                 print "<br />\n";

    79. 

  79.             }

    80. 

  80.             print '<form id="passwordform" method="post" action="view.php?id='.$cm->id.'">'."\n";

    81. 

  81.             print_simple_box_start($boxalign, $boxwidth);

    82. 

  82.             print '<div class="mdl-align">';

    83. 

  83.             print get_string('requirepasswordmessage', 'quiz').'<br /><br />';

    84. 

  84.             print '<b>'.get_string('password').':</b> ';

    85. 

  85.             print '<input name="hppassword" type="password" value="" /> ';

    86. 

  86.             print '<input type="submit" value="'.get_string("ok").'" /> ';

    87. 

  87.             print "</div>\n";

    88. 

  88.             print_simple_box_end();

    89. 

  89.             print "</form>\n";

    90. 

  90.             print_footer();

    91. 

  91.             exit;

    92. 

  92.         // check password

    93. 

  93.         } else if ($hotpot->password && strcmp($hotpot->password, $hppassword)) {

    94. 

  94.             $error = get_string("passworderror", "quiz");

    95. 

  95.             $nextpage = "view.php?id=$cm->id";

    96. 

  96.         // check quiz is open

    97. 

  97.         } else if ($hotpot->timeopen && $hotpot->timeopen > $time) {

    98. 

  98.             $error = get_string("quiznotavailable", "quiz", userdate($hotpot->timeopen))."<br />\n";

    99. 

  99.         // check quiz is not closed

    100. 

  100.         } else if ($hotpot->timeclose && $hotpot->timeclose < $time) {

    101. 

  101.             $error = get_string("quizclosed", "quiz", userdate($hotpot->timeclose))."<br />\n";

    102. 

  102.         }

    103. 

  103.         if ($error) {

    104. 

  104.             print_header($title, $heading, $navigation, "", "", true, $button, $loggedinas, false);

    105. 

  105.             notice($error, $nextpage);

    106. 

  106.             //

    107. 

  107.             // script stops here, if quiz is unavailable to student

    108. 

  108.             //

    109. 

  109.         }

    110. 

  110.     }

    111. 

  111.     $available_msg = '';

    112. 

  112.     if (!empty($hotpot->timeclose) && $hotpot->timeclose > $time) {

    113. 

  113.         // quiz is available until 'timeclose'

    114. 

  114.         $available_msg = get_string("quizavailable", "quiz", userdate($hotpot->timeclose))."<br />\n";

    115. 

  115.     }

    116. 

  116.     // open and parse the source file

    117. 

  117.     if(!$hp = new hotpot_xml_quiz($hotpot)) {

    118. 

  118.         error("Quiz is unavailable at the moment");

    119. 

  119.     }

    120. 

  120.     $get_js = optional_param('js', '', PARAM_ALPHA);

    121. 

  121.     $get_css = optional_param('css', '', PARAM_ALPHA);

    122. 

  122.     $framename = optional_param('framename', '', PARAM_ALPHA);

    123. 

  123.     // look for <frameset> (HP5 v5)

    124. 

  124.     $frameset = '';

    125. 

  125.     $frameset_tags = '';

    126. 

  126.     if (preg_match_all('|<frameset([^>]*)>(.*?)</frameset>|is', $hp->html, $matches)) {

    127. 

  127.         $last = count($matches[0])-1;

    128. 

  128.         $frameset = $matches[2][$last];

    129. 

  129.         $frameset_tags = $matches[1][$last];

    130. 

  130.     }

    131. 

  131.     // if HTML is being requested ...

    132. 

  132.     if (empty($get_js) && empty($get_css)) {

    133. 

  133.         if (empty($frameset)) {

    134. 

  134.             // HP v6

    135. 

  135.             if ($hotpot->navigation==HOTPOT_NAVIGATION_FRAME || $hotpot->navigation==HOTPOT_NAVIGATION_IFRAME) {

    136. 

  136.                 $get_html = ($framename=='main') ? true : false;

    137. 

  137.             } else {

    138. 

  138.                 $get_html = true;

    139. 

  139.             }

    140. 

  140.         } else {

    141. 

  141.             // HP5 v5

    142. 

  142.             $get_html = empty($framename) ? true : false;

    143. 

  143.         }

    144. 

  144. 

    145. 

  145.         if ($get_html) {

    146. 

  146. 

    147. 

  147.             if (HOTPOT_FIRST_ATTEMPT) {

    148. 

  148.                 add_to_log($course->id, "hotpot", "view", "view.php?id=$cm->id", "$hotpot->id", "$cm->id");

    149. 

  149. 

    150. 

  150.                 $attemptid = hotpot_add_attempt($hotpot->id);

    151. 

  151.                 if (! is_numeric($attemptid)) {

    152. 

  152.                     error('Could not insert attempt record: '.$db->ErrorMsg);

    153. 

  153.                 }

    154. 

  154.             }

    155. 

  155.             $hp->adjust_media_urls();

    156. 

  156.             if (empty($frameset)) {

    157. 

  157.                 // HP6 v6

    158. 

  158.                 $targetframe = '';

    159. 

  159.                 switch ($hotpot->navigation) {

    160. 

  160.                     case HOTPOT_NAVIGATION_BUTTONS:

    161. 

  161.                         // do nothing (i.e. leave buttons as they are)

    162. 

  162.                         break;

    163. 

  163.                     case HOTPOT_NAVIGATION_GIVEUP:

    164. 

  164.                         $hp->insert_giveup_form($attemptid, '<!-- BeginTopNavButtons -->', '<!-- EndTopNavButtons -->');

    165. 

  165.                         break;

    166. 

  166.                     case HOTPOT_NAVIGATION_FRAME:

    167. 

  167.                     case HOTPOT_NAVIGATION_IFRAME:

    168. 

  168.                         if (empty($CFG->framename)) {

    169. 

  169.                             $targetframe = '_top';

    170. 

  170.                         } else {

    171. 

  171.                             $targetframe = $CFG->framename;

    172. 

  172.                         }

    173. 

  173.                         if ($pos = strpos($hp->html, '</body>')) {

    174. 

  174.                             $insert = ''

    175. 

  175.                                 .'<script type="text/javascript">'."\n"

    176. 

  176.                                 .'//<![CDATA['."\n"

    177. 

  177.                                 ."var obj = document.getElementsByTagName('a');\n"

    178. 

  178.                                 ."if (obj) {\n"

    179. 

  179.                                 ."	var i_max = obj.length;\n"

    180. 

  180.                                 ."	for (var i=0; i<i_max; i++) {\n"

    181. 

  181.                                 ."		if (obj[i].href && ! obj[i].target) {\n"

    182. 

  182.                                 ."			obj[i].target = '$targetframe';\n"

    183. 

  183.                                 ."		}\n"

    184. 

  184.                                 ."	}\n"

    185. 

  185.                                 ."	var obj = null;\n"

    186. 

  186.                                 ."}\n"

    187. 

  187.                                 ."var obj = document.getElementsByTagName('form');\n"

    188. 

  188.                                 ."if (obj) {\n"

    189. 

  189.                                 ."	var i_max = obj.length;\n"

    190. 

  190.                                 ."	for (var i=0; i<i_max; i++) {\n"

    191. 

  191.                                 ."		if (obj[i].action && ! obj[i].target) {\n"

    192. 

  192.                                 ."			obj[i].target = '$targetframe';\n"

    193. 

  193.                                 ."		}\n"

    194. 

  194.                                 ."	}\n"

    195. 

  195.                                 ."	var obj = null;\n"

    196. 

  196.                                 ."}\n"

    197. 

  197.                                 .'//]]>'."\n"

    198. 

  198.                                 .'</script>'."\n"

    199. 

  199.                             ;

    200. 

  200.                             $hp->html = substr_replace($hp->html, $insert, $pos, 0);

    201. 

  201.                         }

    202. 

  202.                         $hp->remove_nav_buttons();

    203. 

  203.                         break;

    204. 

  204.                     default:

    205. 

  205.                         $hp->remove_nav_buttons();

    206. 

  206.                 }

    207. 

  207.                 if (isset($hp->real_outputformat) && $hp->real_outputformat==HOTPOT_OUTPUTFORMAT_MOBILE) {

    208. 

  208.                     $hp->insert_submission_form($attemptid, '<!-- BeginSubmissionForm -->', '<!-- EndSubmissionForm -->', true);

    209. 

  209.                 } else {

    210. 

  210.                     $hp->insert_submission_form($attemptid, '<!-- BeginSubmissionForm -->', '<!-- EndSubmissionForm -->', false, $targetframe);

    211. 

  211.                 }

    212. 

  212.             } else {

    213. 

  213.                 // HP5 v5

    214. 

  214.                 switch ($hotpot->navigation) {

    215. 

  215.                     case HOTPOT_NAVIGATION_BUTTONS:

    216. 

  216.                         // convert URLs in nav buttons

    217. 

  217.                         break;

    218. 

  218.                     case HOTPOT_NAVIGATION_GIVEUP:

    219. 

  219.                         //  $hp->insert_giveup_form($attemptid, '<!-- BeginTopNavButtons -->', '<!-- EndTopNavButtons -->');

    220. 

  220.                         break;

    221. 

  221.                     default:

    222. 

  222.                         // remove navigation buttons

    223. 

  223.                         $hp->html = preg_replace('#NavBar\+=(.*);#', '', $hp->html);

    224. 

  224.                 }

    225. 

  225.                 $hp->insert_submission_form($attemptid, "var NavBar='", "';");

    226. 

  226.             }

    227. 

  227.         }

    228. 

  228.     }

    229. 

  229.     //FEEDBACK = new Array();

    230. 

  230.     //FEEDBACK[0] = ''; // url of feedback page/script

    231. 

  231.     //FEEDBACK[1] = ''; // array of array('teachername', 'value');

    232. 

  232.     //FEEDBACK[2] = ''; // 'student name' [formmail only]

    233. 

  233.     //FEEDBACK[3] = ''; // 'student email' [formmail only]

    234. 

  234.     //FEEDBACK[4] = ''; // window width

    235. 

  235.     //FEEDBACK[5] = ''; // window height

    236. 

  236.     //FEEDBACK[6] = ''; // 'Send a message to teacher' [prompt/button text]

    237. 

  237.     //FEEDBACK[7] = ''; // 'Title'

    238. 

  238.     //FEEDBACK[8] = ''; // 'Teacher'

    239. 

  239.     //FEEDBACK[9] = ''; // 'Message'

    240. 

  240.     //FEEDBACK[10] = ''; // 'Close this window'

    241. 

  241.     $feedback = array();

    242. 

  242.     switch ($hotpot->studentfeedback) {

    243. 

  243.         case HOTPOT_FEEDBACK_NONE:

    244. 

  244.             // do nothing

    245. 

  245.             break;

    246. 

  246.         case HOTPOT_FEEDBACK_WEBPAGE:

    247. 

  247.             if (empty($hotpot->studentfeedbackurl)) {

    248. 

  248.                 $hotpot->studentfeedback = HOTPOT_FEEDBACK_NONE;

    249. 

  249.             } else {

    250. 

  250.                 $feedback[0] = "'$hotpot->studentfeedbackurl'";

    251. 

  251.             }

    252. 

  252.             break;

    253. 

  253.         case HOTPOT_FEEDBACK_FORMMAIL:

    254. 

  254.             $teachers = hotpot_feedback_teachers($course, $hotpot);

    255. 

  255.             if (empty($teachers) || empty($hotpot->studentfeedbackurl)) {

    256. 

  256.                 $hotpot->studentfeedback = HOTPOT_FEEDBACK_NONE;

    257. 

  257.             } else {

    258. 

  258.                 $feedback[0] = "'$hotpot->studentfeedbackurl'";

    259. 

  259.                 $feedback[1] = $teachers;

    260. 

  260.                 $feedback[2] = "'".fullname($USER)."'";

    261. 

  261.                 $feedback[3] = "'".$USER->email."'";

    262. 

  262.                 $feedback[4] = 500; // width

    263. 

  263.                 $feedback[5] = 300; // height

    264. 

  264.             }

    265. 

  265.             break;

    266. 

  266.         case HOTPOT_FEEDBACK_MOODLEFORUM:

    267. 

  267.             $module = get_record('modules', 'name', 'forum');

    268. 

  268.             $forums = get_records('forum', 'course', "$course->id");

    269. 

  269.             if (empty($module) || empty($module->visible) || empty($forums)) {

    270. 

  270.                 $hotpot->studentfeedback = HOTPOT_FEEDBACK_NONE;

    271. 

  271.             } else {

    272. 

  272.                 $feedback[0] = "'$CFG->wwwroot/mod/forum/index.php?id=$course->id'";

    273. 

  273.             }

    274. 

  274.             break;

    275. 

  275.         case HOTPOT_FEEDBACK_MOODLEMESSAGING:

    276. 

  276.             $teachers = hotpot_feedback_teachers($course, $hotpot);

    277. 

  277.             if (empty($CFG->messaging) || empty($teachers)) {

    278. 

  278.                 $hotpot->studentfeedback = HOTPOT_FEEDBACK_NONE;

    279. 

  279.             } else {

    280. 

  280.                 $feedback[0] = "'$CFG->wwwroot/message/discussion.php?id='";

    281. 

  281.                 $feedback[1] = $teachers;

    282. 

  282.                 $feedback[4] = 400; // width

    283. 

  283.                 $feedback[5] = 500; // height

    284. 

  284.             }

    285. 

  285.             break;

    286. 

  286.         default:

    287. 

  287.             // do nothing

    288. 

  288.     }

    289. 

  289.     if ($hotpot->studentfeedback != HOTPOT_FEEDBACK_NONE) {

    290. 

  290.         $feedback[6] = "'Send a message to teacher'";

    291. 

  291.         $feedback[7] = "'Title'";

    292. 

  292.         $feedback[8] = "'Teacher'";

    293. 

  293.         $feedback[9] = "'Message'";

    294. 

  294.         $feedback[10] = "'Close this window'";

    295. 

  295.         $js = '';

    296. 

  296.         foreach ($feedback as $i=>$str) {

    297. 

  297.             $js .= 'FEEDBACK['.$i."] = $str;\n";

    298. 

  298.         }

    299. 

  299.         $js = '<script type="text/javascript">'."\n//<![CDATA[\n"."FEEDBACK = new Array();\n".$js."//]]>\n</script>\n";

    300. 

  300.         $hp->html = preg_replace('|</head>|i', "$js</head>", $hp->html, 1);

    301. 

  301.     }

    302. 

  302.     // insert hot-potatoes.js

    303. 

  303.     $hp->insert_script(HOTPOT_JS);

    304. 

  304.     // get Moodle pageid and pageclass

    305. 

  305.     $pageid = '';

    306. 

  306.     $pageclass = '';

    307. 

  307.     if (function_exists('page_id_and_class')) {

    308. 

  308.         page_id_and_class($pageid, $pageclass);

    309. 

  309.     }

    310. 

  310.     // extract first <head> tag

    311. 

  311.     $head = '';

    312. 

  312.     $pattern = '|<head([^>]*)>(.*?)</head>|is';

    313. 

  313.     if (preg_match($pattern, $hp->html, $matches)) {

    314. 

  314.         $head = $matches[2];

    315. 

  315.         // remove <title>

    316. 

  316.         $head = preg_replace('|<title[^>]*>(.*?)</title>|is', '', $head);

    317. 

  317.     }

    318. 

  318.     // extract <style> tags (and remove from $head)

    319. 

  319.     $styles = '';

    320. 

  320.     $pattern = '|<style([^>]*)>(.*?)</style>|is';

    321. 

  321.     if (preg_match_all($pattern, $head, $matches)) {

    322. 

  322.         $count = count($matches[0]);

    323. 

  323.         for ($i=0; $i<$count; $i++) {

    324. 

  324.             if ($pageid) {

    325. 

  325.                 $styles .= str_replace('TheBody', $pageid, $matches[0][$i])."\n";

    326. 

  326.             }

    327. 

  327.             $head = str_replace($matches[0][$i], '', $head);

    328. 

  328.         }

    329. 

  329.     }

    330. 

  330.     // extract <script> tags (and remove from $head)

    331. 

  331.     $scripts = '';

    332. 

  332.     $pattern = '|<script([^>]*)>(.*?)</script>|is';

    333. 

  333.     if (preg_match_all($pattern, $head, $matches)) {

    334. 

  334.         $count = count($matches[0]);

    335. 

  335.         for ($i=0; $i<$count; $i++) {

    336. 

  336.             if ($pageid) {

    337. 

  337.                 $scripts .= str_replace('TheBody', $pageid, $matches[0][$i])."\n";

    338. 

  338.             }

    339. 

  339.             $head = str_replace($matches[0][$i], '', $head);

    340. 

  340.         }

    341. 

  341.     }

    342. 

  342.     // extract <body> tags

    343. 

  343.     $body = '';

    344. 

  344.     $body_tags = '';

    345. 

  345.     $footer = '</html>';

    346. 

  346.     // HP6 and some HP5 (v6 and v4)

    347. 

  347.     if (preg_match('|<body'.'([^>]*'.'onLoad=(["\'])(.*?)(\\2)'.'[^>]*)'.'>(.*)</body>|is', $hp->html, $matches)) {

    348. 

  348.         $body = $matches[5]; // contents of first <body onload="StartUp()">...</body> block

    349. 

  349.         if ($pageid) {

    350. 

  350.             $body_tags = str_replace(' id="TheBody"', '', $matches[1]);

    351. 

  351.         }

    352. 

  352.         // workaround to ensure javascript onload routine for quiz is always executed

    353. 

  353.         //  $body_tags will only be inserted into the <body ...> tag

    354. 

  354.         //  if it is included in the theme/$CFG->theme/header.html,

    355. 

  355.         //  so some old or modified themes may not insert $body_tags

    356. 

  356.         $body .= ""

    357. 

  357.         .   '<script type="text/javascript">'."\n"

    358. 

  358.         .   "//<![CDATA[\n"

    359. 

  359.         .   "    var re = new RegExp('\\\\s+', 'g');\n"

    360. 

  360.         .   "    if (typeof(window.onload)=='function') {\n"

    361. 

  361.         .   "        var s = onload.toString();\n"

    362. 

  362.         .   "        s = s.replace(re, '');\n"

    363. 

  363.         .   "    } else {\n"

    364. 

  364.         .   "        var s = '';\n"

    365. 

  365.         .   "    }\n"

    366. 

  366.         .   "    if (s.indexOf('".$matches[3]."'.replace(re, ''))<0) {\n"

    367. 

  367.         .   "        if (s=='') {\n" // no previous onload

    368. 

  368.         .   "            window.onload = new Function('".$matches[3]."');\n"

    369. 

  369.         .   "        } else {\n"

    370. 

  370.         .   "            window.onload_hotpot = onload;\n"

    371. 

  371.         .   "            window.onload = new Function('window.onload_hotpot();'+'".$matches[3]."');\n"

    372. 

  372.         .   "        }\n"

    373. 

  373.         .   "    }\n"

    374. 

  374.         .   "//]]>\n"

    375. 

  375.         .   "</script>\n"

    376. 

  376.         ;

    377. 

  377.         $footer = '</body>'.$footer;

    378. 

  378.     } else if ($frameset) { // HP5 v5

    379. 

  379.         switch ($framename) {

    380. 

  380.             case 'top':

    381. 

  381.                 print_header($title, $heading, $navigation, "", "", true, $button, $loggedinas);

    382. 

  382.                 print $footer;

    383. 

  383.             break;

    384. 

  384.             default:

    385. 

  385.                 // add a HotPot navigation frame at the top of the page

    386. 

  386.                 //$rows = empty($CFG->resource_framesize) ? 85 : $CFG->resource_framesize;

    387. 

  387.                 //$frameset = "\n\t".'<frame src="view.php?id='.$cm->id.'&amp;framename=top" frameborder="0" name="top"></frame>'.$frameset;

    388. 

  388.                 //$frameset_tags = preg_replace('|rows="(.*?)"|', 'rows="'.$rows.',\\1"', $frameset_tags);

    389. 

  389.                 // put navigation into var NavBar='';

    390. 

  390.                 // add form to TopFrame in "WriteFeedback" function

    391. 

  391.                 // OR add form to BottomFrame in "DisplayExercise" function

    392. 

  392.                 // submission form: '<!-- BeginSubmissionForm -->', '<!-- EndSubmissionForm -->'

    393. 

  393.                 // give up form: '<!-- BeginTopNavButtons -->', '<!-- EndTopNavButtons -->'

    394. 

  394.                 print "<html>\n";

    395. 

  395.                 print "<head>\n<title>$title</title>\n$styles\n$scripts</head>\n";

    396. 

  396.                 print "<frameset$frameset_tags>$frameset</frameset>\n";

    397. 

  397.                 print "</html>\n";

    398. 

  398.             break;

    399. 

  399.         } // end switch $framename

    400. 

  400.         exit;

    401. 

  401.     // other files (maybe not even a HotPots)

    402. 

  402.     } else if (preg_match('|<body'.'([^>]*)'.'>(.*)</body>|is', $hp->html, $matches)) {

    403. 

  403.         $body = $matches[2];

    404. 

  404.         $body_tags = $matches[1];

    405. 

  405.     }

    406. 

  406.     // print the quiz to the browser

    407. 

  407.     if ($get_js) {

    408. 

  408.         print($scripts);

    409. 

  409.         exit;

    410. 

  410.     }

    411. 

  411.     if ($get_css) {

    412. 

  412.         print($styles);

    413. 

  413.         exit;

    414. 

  414.     }

    415. 

  415.     // closing tags for "page" and "content" divs

    416. 

  416.     $footer = '</div></div>'.$footer;

    417. 

  417.     switch ($hotpot->navigation) {

    418. 

  418.         case HOTPOT_NAVIGATION_BAR:

    419. 

  419.             //update_module_button($cm->id, $course->id, $strmodulename.'" style="font-size:0.8em')

    420. 

  420.             print_header(

    421. 

  421.                 $title, $heading, $navigation, "", $head.$styles.$scripts, true, $button, $loggedinas, false, $body_tags

    422. 

  422.             );

    423. 

  423.             if (!empty($available_msg)) {

    424. 

  424.                 notify($available_msg);

    425. 

  425.             }

    426. 

  426.             print $body.$footer;

    427. 

  427.         break;

    428. 

  428.         case HOTPOT_NAVIGATION_FRAME:

    429. 

  429.             switch ($framename) {

    430. 

  430.                 case 'top':

    431. 

  431.                     print_header($title, $heading, $navigation, "", "", true, $button, $loggedinas);

    432. 

  432.                     print $footer;

    433. 

  433.                 break;

    434. 

  434.                 case 'main':

    435. 

  435.                     if (!empty($available_msg)) {

    436. 

  436.                         $hp->insert_message('<!-- BeginTopNavButtons -->', $available_msg);

    437. 

  437.                     }

    438. 

  438.                     print $hp->html;

    439. 

  439.                 break;

    440. 

  440.                 default:

    441. 

  441.                     $txtframesetinfo = get_string('framesetinfo');

    442. 

  442.                     $txttoptitle     = get_string('navigation', 'hotpot');

    443. 

  443.                     $txtmaintitle    = get_string('modulename', 'hotpot');

    444. 

  444. 

    445. 

  445.                     $rows = empty($CFG->resource_framesize) ? 85 : $CFG->resource_framesize;

    446. 

  446. 

    447. 

  447.                     @header('Content-Type: text/html; charset=utf-8');

    448. 

  448.                     print "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.01 Frameset//EN\" \"http://www.w3.org/TR/html4/frameset.dtd\">\n";

    449. 

  449.                     print "<html>\n";

    450. 

  450.                     print "<meta http-equiv=\"content-type\" content=\"text/html; charset=utf-8\" />\n";

    451. 

  451.                     print "<head><title>$title</title></head>\n";

    452. 

  452.                     print "<frameset rows=$rows,*>\n";

    453. 

  453.                     print "<frame title=\"$txttoptitle\" src=\"view.php?id=$cm->id&amp;framename=top\">\n";

    454. 

  454.                     print "<frame title=\"$txtmaintitle\" src=\"view.php?id=$cm->id&amp;framename=main\">\n";

    455. 

  455.                     print "<noframes>\n";

    456. 

  456.                     print "<p>$txtframesetinfo</p>\n";

    457. 

  457.                     print "<ul><li><a href=\"view.php?id=$cm->id&amp;framename=top\">$txttoptitle</a></li>\n";

    458. 

  458.                     print "<li><a href=\"view.php?id=$cm->id&amp;framename=main\">$txtmaintitle</a></li></ul>\n";

    459. 

  459.                     print "</noframes>\n";

    460. 

  460.                     print "</frameset>\n";

    461. 

  461.                     print "</html>\n";

    462. 

  462.                 break;

    463. 

  463.             } // end switch $framename

    464. 

  464.         break;

    465. 

  465.         case HOTPOT_NAVIGATION_IFRAME:

    466. 

  466.             switch ($framename) {

    467. 

  467.                 case 'main':

    468. 

  468.                     print $hp->html;

    469. 

  469.                 break;

    470. 

  470.                 default:

    471. 

  471.                     // set iframe attributes

    472. 

  472.                     $iframe_id = 'hotpot_embed_object';

    473. 

  473.                     $iframe_name = 'hotpot_embed_iframe';

    474. 

  474.                     $iframe_width = '100%';

    475. 

  475.                     $iframe_height = '100%';

    476. 

  476.                     $iframe_src = $CFG->wwwroot.'/mod/hotpot/view.php?id='.$cm->id.'&amp;framename=main';

    477. 

  477.                     $iframe_onload_function = 'set_embed_object_height';

    478. 

  478.                     $iframe_js = '<script src="'.$CFG->wwwroot.'/mod/hotpot/iframe.js" type="text/javascript"></script>'."\n";

    479. 

  479. 

    480. 

  480.                     print_header(

    481. 

  481.                         $title, $heading, $navigation,

    482. 

  482.                         "", $head.$styles.$scripts.$iframe_js, true, $button,

    483. 

  483.                         $loggedinas, false

    484. 

  484.                     );

    485. 

  485.                     if (!empty($available_msg)) {

    486. 

  486.                         notify($available_msg);

    487. 

  487.                     }

    488. 

  488. 

    489. 

  489.                     // for XHTML 1.0 Strict compatability, the embedded page should be implemented

    490. 

  490.                     // using an <object> not an <iframe>. However, IE <object>'s are problematic

    491. 

  491.                     // (links and forms cannot escape), so we use conditional comments to display

    492. 

  492.                     // an <iframe> in IE and an <object> in other browsers

    493. 

  493. 

    494. 

  494.                     // print the html element to hold the embedded html page

    495. 

  495.                     // Note: the iframe in IE needs a "name" attribute for the resizing to work

    496. 

  496.                     print '<!--[if IE]>'."\n";

    497. 

  497.                     print '<iframe name="'.$iframe_name.'" id="'.$iframe_id.'" src="'.$iframe_src.'" width="'.$iframe_width.'" height="'.$iframe_height.'"></iframe>'."\n";

    498. 

  498.                     print '<![endif]-->'."\n";

    499. 

  499.                     print '<!--[if !IE]> <-->'."\n";

    500. 

  500.                     print '<object id="'.$iframe_id.'" type="text/html" data="'.$iframe_src.'" width="'.$iframe_width.'" height="'.$iframe_height.'"></object>'."\n";

    501. 

  501.                     print '<!--> <![endif]-->'."\n";

    502. 

  502. 

    503. 

  503.                     // print javascript to add onload event handler - we do this here because

    504. 

  504.                     // an object tag should have no onload attribute in XHTML 1.0 Strict

    505. 

  505.                     print '<script type="text/javascript">'."\n";

    506. 

  506.                     print '//<![CDATA['."\n";

    507. 

  507.                     print "var obj = document.getElementById('$iframe_id');\n";

    508. 

  508.                     print "if (obj) {\n";

    509. 

  509.                     print "	if (obj.addEventListener) {\n";

    510. 

  510.                     print "		obj.addEventListener('load', $iframe_onload_function, false);\n";

    511. 

  511.                     print "	} else if (obj.attachEvent) {\n";

    512. 

  512.                     print "		obj.attachEvent('onload', $iframe_onload_function);\n";

    513. 

  513.                     print "	} else {\n";

    514. 

  514.                     print "		obj['onload'] = $iframe_onload_function;\n";

    515. 

  515.                     print "	}\n";

    516. 

  516.                     print "}\n";

    517. 

  517.                     print "obj = null;\n";

    518. 

  518.                     print '//]]>'."\n";

    519. 

  519.                     print '</script>'."\n";

    520. 

  520. 

    521. 

  521.                     print $footer;

    522. 

  522.             } // end switch $framename

    523. 

  523.         break;

    524. 

  524.         case HOTPOT_NAVIGATION_GIVEUP:

    525. 

  525.             // replace charset , if necessary

    526. 

  526.             // HotPots are plain ascii (iso-8859-1) with unicode chars encoded as HTML entities

    527. 

  527.             $charset = get_string("thischarset");

    528. 

  528.             if ($charset == 'iso-8859-1') {

    529. 

  529.                 // do nothing

    530. 

  530.             } else {

    531. 

  531.                 $hp->html = preg_replace(

    532. 

  532.                     '|<meta[^>]*charset=iso-8859-1[^>]*>|is',

    533. 

  533.                     '<meta http-equiv="Content-Type" content="text/html; charset='.$charset.'" />',

    534. 

  534.                     $hp->html

    535. 

  535.                 );

    536. 

  536.             }

    537. 

  537.             // no break (continue to print html to browser)

    538. 

  538.         default:

    539. 

  539.             // HOTPOT_NAVIGATION_BUTTONS

    540. 

  540.             // HOTPOT_NAVIGATION_NONE

    541. 

  541.             if (!empty($available_msg)) {

    542. 

  542.                 $hp->insert_message('<!-- BeginTopNavButtons -->', $available_msg);

    543. 

  543.             }

    544. 

  544.             print($hp->html);

    545. 

  545.     }

    546. 

  546. ///////////////////////////////////

    547. 

  547. /// functions

    548. 

  548. ///////////////////////////////////

    549. 

  549. function hotpot_feedback_teachers(&$course, &$hotpot) {

    550. 

  550.     global $CFG;

    551. 

  551.     $teachers = get_users_by_capability(get_context_instance(CONTEXT_COURSE, $course->id), 'mod/hotpot:grade');

    552. 

  552.     $teacherdetails = '';

    553. 

  553.     if (!empty($teachers)) {

    554. 

  554.         $details = array();

    555. 

  555.         foreach ($teachers as $teacher) {

    556. 

  556.             if ($hotpot->studentfeedback==HOTPOT_FEEDBACK_MOODLEMESSAGING) {

    557. 

  557.                 $detail = $teacher->id;

    558. 

  558.             } else {

    559. 

  559.                 $detail =$teacher->email;

    560. 

  560.             }

    561. 

  561.             $details[] = "new Array('".fullname($teacher)."', '$detail')";

    562. 

  562.         }

    563. 

  563.         $teacherdetails = 'new Array('.implode(',', $details).");\n";

    564. 

  564.     }

    565. 

  565.     return $teacherdetails;

    566. 

  566. }

    567. 

  567. ?>

    568. 

  568.