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272 lines
10 KiB
272 lines
10 KiB
<?php if (!defined('PmWiki')) exit();
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error_reporting(0);
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// for demo
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# generate exercises based on wiki content and its structure
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#
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# still to implement (cf http://fabien.benetou.fr/Cookbook/Cognition#DailyExercisesFeed )
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# is word X from page A, B, C or D? (type=expressioninpage)
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# does page A contains word X, Y or Z? (type=pagehasexpression)
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# which of those group corresponds the graph visualization V, A, B or C?
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# using groupnetworkvisualization.php
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# what is the correct order for pages A, B and C on descending criteria i A>B>C? A>C>B? B>C>A? B>A>C? C>B>A? C>A>B?
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# e.g. size, frequency update, last edition, ...
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# what is the color hashing used in RevertedPIM for this group, color A, B or C?
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# might require JS
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# keyword or URL in pages
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# implemented
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# which of those page corresponds the updates visualization V, A, B or C? (type=historyvisualization)
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# is page A linked to page B? (type=pagelink)
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# consider a difficulty parameter
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# should be linked to the counter
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# e.g. increasing the number of possibilities (at least 1 out of 5 pages instead of at least 1 out of 3)
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$RecipeInfo['Exercises']['Version'] = '2011-12-08';
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SDV($HandleActions['Exercises'], 'Exercises');
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SDV($HandleAuth['Exercises'],'read');
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function Exercises($pagename, $auth){
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global $ScriptUrl;
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$type = $_GET["type"];
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$counter = (int) $_GET["counter"];
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$difficulty = (int) $_GET["difficulty"];
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list($group,$page) = explode(".",$pagename);
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$availableexercisetypes = array("pagelink", "expressioninpage", "pagehasexpression", "historyvisualization");
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//should also test if the pim_functions.php generated the PJS has been loaded, else not make historyvisualization available
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if ($type=="random")
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$type= $availableexercisetypes[rand(0,count($availableexercisetypes)-1)];
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$result = "";
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$verbatimresult = "";
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switch ($type){
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case "pagelink":
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// the pattern should be improve, e.g. remove PmWiki. , RecentChanges, GroupFooter, GroupHeader, Template, ...
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if ($group == "AllPages"){
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// equivalent to getting ALL pages
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$pages = ListPages();
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} else {
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$pages = ListPages("/$group\./e");
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}
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//randomly pick a page in the possible pages
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$sourcepage = $pages[rand(0,count($pages)-1)];
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$content = ReadPage($sourcepage,READPAGE_CURRENT);
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//$text = $content["text"];
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// to use later on for expression exercises
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$links = $content["targets"];
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$links_array = explode(",",$links);
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//$answers = array();
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//consider pilling up potential in $answers[]
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//randomly pick a page amongst the linked pages
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$answers[] = $links_array[rand(0,count($links_array)-1)];
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unset($pages[array_search($answers[0],$links_array)]);
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unset($pages[array_search($answers[0],$pages)]);
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//randomly pick n-1 others pages which may not be amongst the list of linked page
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// n should be based on $difficulty, e.g. n=2+$difficulty or n=2^$difficulty
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$n=3;
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for ($i=1;$i<$n;$i++) {
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$answers[] = $pages[rand(0,count($pages)-1)];
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unset($pages[array_search($answers[$i],$pages)]);
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}
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//display
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$result .="Is page [[$sourcepage]] linked to ";
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$counterparam = "";
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if ( $counter > 0) {
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$counterparam = "counter=$counter&";
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}
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// there should now be at least 1 needle in the haystack, the first one
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// note that there might be more but this is not a problem as long as the question is stated clearly.
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shuffle($answers);
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for ($i=0;$i<count($answers);$i++) {
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if ($answers[$i] != "") {
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if ( $i == count($answers) -1 )
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$result .= " or ";
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//display the groupname everytime only if using AllPages
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if ($group != "AllPages") {
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list($currentgroup,$currentpage) = explode(".",$answers[$i]);
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$result .="[[$pagename?action=ExercisesCheck&".$counterparam
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."type=$type&source=$sourcepage&answer=".$answers[$i]."|".$currentpage."]], ";
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} else {
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$result .="[[$pagename?action=ExercisesCheck&".$counterparam
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."type=$type&source=$sourcepage&answer=".$answers[$i]."|".$answers[$i]."]], ";
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}
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}
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}
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$result .="? ";
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$result .="\n\nClick on the answer.";
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break;
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case "historyvisualization":
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$processingpath = '/mirrors/fabien/pub/libraries/processing.js';
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$processingpath = "$ScriptUrl/pub/libraries/processing.js";
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$processinglib = "<script src=\"$processingpath\" type=\"text/javascript\"></script>";
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// the pattern should be improve, e.g. remove PmWiki. , RecentChanges, GroupFooter, GroupHeader, Template, ...
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if ($group == "AllPages"){
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// equivalent to getting ALL pages
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$pages = ListPages();
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} else {
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$pages = ListPages("/$group\./e");
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}
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//randomly pick a page in the possible pages
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$sourcepage = $pages[rand(0,count($pages)-1)];
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$processingfile = "/mirrors/fabien/pub/visualization/edits_per_page/$sourcepage.pjs";
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$processingfile = "$ScriptUrl/pub/visualization/edits_per_page/$sourcepage.pjs";
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//randomly pick a page amongst the linked pages
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$answers[] = $sourcepage;
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unset($pages[array_search($answers[0],$pages)]);
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//randomly pick n-1 others pages which may not be amongst the list of linked page
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// n should be based on $difficulty, e.g. n=2+$difficulty or n=2^$difficulty
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$n=3;
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for ($i=1;$i<$n;$i++) {
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$answers[] = $pages[rand(0,count($pages)-1)];
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unset($pages[array_search($answers[$i],$pages)]);
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}
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//display
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$historyvisualization = $processinglib.'<canvas data-src="'.$processingfile.'"></canvas>';
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$verbatimresult = $historyvisualization;
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$result .="Which of those page corresponds the updates visualization:";
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$counterparam = "";
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if ( $counter > 0) {
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$counterparam = "counter=$counter&";
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}
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// there should now be at least 1 needle in the haystack, the first one
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// note that there might be more but this is not a problem as long as the question is stated clearly.
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shuffle($answers);
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for ($i=0;$i<count($answers);$i++) {
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if ($answers[$i] != "") {
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if ( $i == count($answers) -1 )
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$result .= " or ";
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//display the groupname everytime only if using AllPages
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if ($group != "AllPages") {
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list($currentgroup,$currentpage) = explode(".",$answers[$i]);
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$result .="[[$pagename?action=ExercisesCheck&".$counterparam
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."type=$type&source=$sourcepage&answer=".$answers[$i]."|".$currentpage."]], ";
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} else {
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$result .="[[$pagename?action=ExercisesCheck&".$counterparam
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."type=$type&source=$sourcepage&answer=".$answers[$i]."|".$answers[$i]."]], ";
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}
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}
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}
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$result .="? ";
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$result .="\n\nClick on the answer.";
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// XXX checking of the result is not yet done, might have to hide (e.g. via hash) the answer and the source
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break;
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case "pagehasexpression":
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// explode content by line "%0a" or word " "
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$result .= "Does the page 'PAGE' has expression 'EXPRESSIONA', 'EXPRESSIONB' or 'EXPRESSIONC?";
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break;
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case "expressioninpage":
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// explode content by line "%0a" or word " "
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$result .= "Does the expression 'EXPRESSION' come from PAGEA, PAGEB or PAGEC?";
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break;
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default:
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$result .= "Exercise type unknown.";
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}
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unset($availableexercisetypes[array_search($type,$availableexercisetypes)]);
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if (count($availableexercisetypes) > 0) {
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$result .= " Try other types of exercises:";
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foreach ($availableexercisetypes as $e) {
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$result .= " [[$pagename?action=Exercises&type=$e|$e]],";
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}
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$result .= " or a [[$pagename?action=Exercises&type=random|random]] one.";
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if ( $counter > 0) {
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$result .= " (note that it resets the counter)";
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}
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}
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$result .= "\n\n%center%[-Generated by [[http://fabien.benetou.fr/MemoryRecalls/ImprovingPIM#PIMBasedExercises|PIM Based Exercises]].-]%%";
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$renderedresult = MarkupToHTML($pagename, $result);
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print "<html>".$verbatimresult.$renderedresult."</html>";
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//$text = RetrieveAuthSection($pagename,$auth);
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//$content = MarkupToHTML($pagename, $text);
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//print $content;
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}
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SDV($HandleActions['ExercisesCheck'], 'ExercisesCheck');
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SDV($HandleAuth['ExercisesCheck'],'read');
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function ExercisesCheck($pagename, $auth){
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$type = $_GET["type"];
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$sourcepage = $_GET["source"];
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$answer = $_GET["answer"];
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$counter = (int) $_GET["counter"];
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list($group,$page) = explode(".",$pagename);
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if ($group == "AllPages"){
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// equivalent to getting ALL pages
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$pages = ListPages();
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} else {
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$pages = ListPages("/$group\./e");
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}
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switch ($type) {
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case "pagelink":
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$content = ReadPage($sourcepage,READPAGE_CURRENT);
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$links = $content["targets"];
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$links_array = explode(",",$links);
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$formattedlinks = implode(", ",$links_array);
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if ( in_array($answer,$links_array) ) {
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$result .="Excellent! [[$sourcepage]] is indeed linked to [[$answer]]. ";
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$result .="Note that $formattedlinks also are. ";
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if ( $counter > 0) {
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$counter++;
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$result .="\n\nSee if you can [[$pagename?action=Exercises&type=$type&counter=$counter|solve yet another one]]. ";
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} else {
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$result .="\n\nSee if you can [[$pagename?action=Exercises&type=$type&counter=1|solve yet another one]]. ";
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}
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} else {
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$result .="No, [[$sourcepage]] is not linked to [[$answer]] ";
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$result .="but $formattedlinks are. ";
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if ($counter > 0) $result .="\nIt means you are losing your $counter points.";
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$result .="\n\nTry to redeem yourself by [[$pagename?action=Exercises&type=$type|trying another time]]. ";
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}
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break;
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case "historyvisualization":
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if ( $sourcepage == $answer ) {
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$result .="Excellent! [[$sourcepage]] indeed has that history of editions.";
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if ( $counter > 0) {
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$counter++;
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$result .="\n\nSee if you can [[$pagename?action=Exercises&type=$type&counter=$counter|solve yet another one]]. ";
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} else {
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$result .="\n\nSee if you can [[$pagename?action=Exercises&type=$type&counter=1|solve yet another one]]. ";
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}
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} else {
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$result .="No, it was the visualization of [[$sourcepage]] history of editions.";
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if ($counter > 0) $result .="\nIt means you are losing your $counter points.";
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$result .="\n\nTry to redeem yourself by [[$pagename?action=Exercises&type=$type|trying another time]]. ";
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}
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break;
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default:
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$result .= "Exercise type unknown, this most likely indicate that the checking for the solution has not yet been implemented, please consider notifying the author. For now try [[$pagename?action=Exercises&type=random|a random type of exercise]].";
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}
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$result .= "\n\n%center%[-Generated by [[http://fabien.benetou.fr/MemoryRecalls/ImprovingPIM#PIMBasedExercises|PIM Based Exercises]].-]%%";
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$renderedresult = MarkupToHTML($pagename, $result);
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print $renderedresult;
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}
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?>
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