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Adding the Lesson module to the main CVS. Nice job Ray!
Still needs PostgreSQL support and wider testing
This commit is contained in:
moodler
parent
fd9521f6d4
commit
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18 changed files with 2370 additions and 0 deletions
669
mod/lesson/lesson.php
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669
mod/lesson/lesson.php
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<?PHP // $Id: lesson.php, v 1.0 25 Jan 2004
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/*************************************************
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ACTIONS handled are:
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addpage
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confirmdelete
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delete
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editpage
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insertpage
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move
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moveit
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updatepage
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************************************************/
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require("../../config.php");
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require("lib.php");
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require_variable($id); // Course Module ID
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// get some esential stuff...
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if (! $cm = get_record("course_modules", "id", $id)) {
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error("Course Module ID was incorrect");
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}
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if (! $course = get_record("course", "id", $cm->course)) {
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error("Course is misconfigured");
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}
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if (! $lesson = get_record("lesson", "id", $cm->instance)) {
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error("Course module is incorrect");
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}
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require_login($course->id);
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// set up some general variables
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$usehtmleditor = can_use_html_editor();
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echo "\$usehtmleditor:$usehtmleditor";
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$navigation = "";
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if ($course->category) {
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$navigation = "<A HREF=\"../../course/view.php?id=$course->id\">$course->shortname</A> ->";
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}
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$strlessons = get_string("modulenameplural", "lesson");
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$strlesson = get_string("modulename", "lesson");
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$strlessonname = $lesson->name;
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// ... print the header and...
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print_header("$course->shortname: $lesson->name", "$course->fullname",
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"$navigation <A HREF=index.php?id=$course->id>$strlessons</A> ->
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<A HREF=\"view.php?id=$cm->id\">$lesson->name</A> -> $action",
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"", "", true);
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//...get the action
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require_variable($action);
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/************** add page ************************************/
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if ($action == 'addpage' ) {
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if (!isteacher($course->id)) {
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error("Only teachers can look at this page");
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}
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// first get the preceeding page
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$pageid = $_GET['pageid'];
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// set of jump array
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$jump[0] = get_string("thispage", "lesson");
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$jump[NEXTPAGE] = get_string("nextpage", "lesson");
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$jump[EOL] = get_string("endoflesson", "lesson");
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if (!$apageid = get_field("lesson_pages", "id", "lessonid", $lesson->id, "prevpageid", 0)) {
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error("Add page: first page not found");
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}
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while (true) {
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if ($apageid) {
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$title = get_field("lesson_pages", "title", "id", $apageid);
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$jump[$apageid] = $title;
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$apageid = get_field("lesson_pages", "nextpageid", "id", $apageid);
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} else {
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// last page reached
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break;
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}
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}
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// give teacher a blank proforma
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print_heading_with_help(get_string("addanewpage", "lesson"), "overview", "lesson");
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?>
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<form name="form" method="post" action="lesson.php">
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<input type="hidden" name="id" value="<?PHP echo $cm->id ?>">
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<input type="hidden" name="action" value="insertpage">
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<input type="hidden" name="pageid" value="<?PHP echo $_GET['pageid'] ?>">
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<center><table cellpadding=5 border=1>
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<tr><td align="center">
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<tr valign="top">
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<td><b><?php print_string("pagetitle", "lesson"); ?>:</b><br />
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<input type="text" name="title" size="80" maxsize="255" value=""></td></tr>
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<?PHP
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echo "<tr><td><b>";
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echo get_string("pagecontents", "lesson").":</b><br />\n";
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print_textarea($usehtmleditor, 25,70, 630, 400, "contents");
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echo "</td></tr>\n";
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for ($i = 0; $i < $lesson->maxanswers; $i++) {
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$iplus1 = $i + 1;
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echo "<tr><td><b>".get_string("answer", "lesson")." $iplus1:</b><br />\n";
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print_textarea($usehtmleditor, 20, 70, 630, 300, "answer[$i]");
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echo "</td></tr>\n";
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echo "<tr><td><b>".get_string("response", "lesson")." $iplus1:</b><br />\n";
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print_textarea($usehtmleditor, 20, 70, 630, 300, "response[$i]");
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echo "</td></tr>\n";
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echo "<tr><td><B>".get_string("jumpto", "lesson").":</b> \n";
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if ($i) {
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// answers 2, 3, 4... jumpto this page
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lesson_choose_from_menu($jump, "jumpto[$i]", 0, "");
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} else {
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// answer 1 jumpto next page
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lesson_choose_from_menu($jump, "jumpto[$i]", NEXTPAGE, "");
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}
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helpbutton("jumpto", get_string("jumpto", "lesson"), "lesson");
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echo "</td></tr>\n";
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}
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use_html_editor();
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// close table and form
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?>
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</table><br />
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<input type="submit" value="<?php print_string("addanewpage", "lesson") ?>">
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<input type="submit" name="cancel" value="<?php print_string("cancel") ?>">
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</center>
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</form>
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<?PHP
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}
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/******************* confirm delete ************************************/
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elseif ($action == 'confirmdelete' ) {
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if (!isteacher($course->id)) {
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error("Only teachers can look at this page");
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}
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if (empty($_GET['pageid'])) {
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error("Confirm delete: pageid missing");
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}
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$pageid = $_GET['pageid'];
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if (!$thispage = get_record("lesson_pages", "id", $pageid)) {
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error("Confirm delete: the page record not found");
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}
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print_heading(get_string("deletingpage", "lesson", $thispage->title));
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// print the jumps to this page
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if ($answers = get_records_select("lesson_answers", "lessonid = $lesson->id AND jumpto = $pageid + 1")) {
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print_heading(get_string("thefollowingpagesjumptothispage", "lesson"));
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echo "<p align=\"center\">\n";
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foreach ($answers as $answer) {
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if (!$title = get_field("lesson_pages", "title", "id", $answer->pageid)) {
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error("Confirm delete: page title not found");
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}
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echo $title."<br />\n";
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}
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}
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notice_yesno(get_string("confirmdeletionofthispage","lesson"),
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"lesson.php?action=delete&id=$cm->id&pageid=$pageid]",
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"view.php?id=$cm->id");
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}
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/****************** continue ************************************/
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elseif ($action == 'continue' ) {
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// record answer (if necessary) and show response (if any)
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if (empty($_POST['pageid'])) {
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error("Continue: pageid missing");
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}
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$pageid = $_POST['pageid'];
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// get the answer
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if (empty($_POST['answerid'])) {
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print_heading(get_string("noanswer", "lesson"));
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redirect("view.php?id=$cm->id&action=navigation&pageid=$pageid",
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get_string("continue", "lesson"));
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} else {
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$answerid = $_POST['answerid'];
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if (!$answer = get_record("lesson_answers", "id", $answerid)) {
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error("Continue: answer record not found");
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}
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$ntries = count_records("lesson_grades", "lessonid", $lesson->id, "userid", $USER->id);
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if (isstudent($course->id)) {
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// record student's attempt
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$correct = get_field("lesson_answers", "correct", "id", $answerid);
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$attempt->lessonid = $lesson->id;
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$attempt->pageid = $pageid;
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$attempt->userid = $USER->id;
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$attempt->answerid = $answerid;
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$attempt->retry = $ntries;
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$attempt->correct = lesson_iscorrect($pageid, $answer->jumpto);
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$attempt->timeseen = time();
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if (!$newattemptid = insert_record("lesson_attempts", $attempt)) {
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error("Continue: attempt not inserted");
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}
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}
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// convert jumpto to a proper page id
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if ($answer->jumpto == 0) {
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$newpageid = $pageid;
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} elseif ($answer->jumpto == NEXTPAGE) {
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if (!$newpageid = get_field("lesson_pages", "nextpageid", "id", $pageid)) {
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// no nextpage go to end of lesson
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$newpageid = EOL;
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}
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} else {
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$newpageid = $answer->jumpto;
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}
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// display response (if there is one)
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if ($answer->response) {
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$title = get_field("lesson_pages", "title", "id", $pageid);
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print_heading($title);
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echo "<table width=\"80%\" border=\"0\" align=\"center\"><tr><td>\n";
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print_simple_box(format_text($answer->response), 'center');
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echo "</td></tr></table>\n";
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print_continue("view.php?id=$cm->id&action=navigation&pageid=$newpageid");
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} else {
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// there's no response text - just go straight to the next page
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redirect("lesson.php?id=$cm->id&action=navigation&pageid=$newpageid",
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get_string("continue"));
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}
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}
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}
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/******************* delete ************************************/
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elseif ($action == 'delete' ) {
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if (!isteacher($course->id)) {
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error("Only teachers can look at this page");
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}
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if (empty($_GET['pageid'])) {
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error("Delete: pageid missing");
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}
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$pageid = $_GET['pageid'];
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if (!$thispage = get_record("lesson_pages", "id", $pageid)) {
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error("Delete: page record not found");
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}
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print_string("deleting", "lesson");
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// first delete all the associated records...
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delete_records("lesson_attempts", "pageid", $pageid);
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// ...now delete the answers...
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delete_records("lesson_answers", "pageid", $pageid);
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// ..and the page itself
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delete_records("lesson_pages", "id", $pageid);
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// repair the hole in the linkage
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if (!$thispage->prevpageid) {
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// this is the first page...
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if (!$page = get_record("lesson_pages", "id", $thispage->nextpageid)) {
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error("Delete: next page not found");
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}
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if (!set_field("lesson_pages", "prevpageid", 0, "id", $page->id)) {
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error("Delete: unable to set prevpage link");
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}
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} elseif (!$thispage->nextpageid) {
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// this is the last page...
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if (!$page = get_record("lesson_pages", "id", $thispage->prevpageid)) {
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error("Delete: prev page not found");
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}
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if (!set_field("lesson_pages", "nextpageid", 0, "id", $page->id)) {
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error("Delete: unable to set nextpage link");
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}
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} else {
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// page is in the middle...
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if (!$prevpage = get_record("lesson_pages", "id", $thispage->prevpageid)) {
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error("Delete: prev page not found");
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}
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if (!$nextpage = get_record("lesson_pages", "id", $thispage->nextpageid)) {
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error("Delete: next page not found");
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}
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if (!set_field("lesson_pages", "nextpageid", $nextpage->id, "id", $prevpage->id)) {
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error("Delete: unable to set next link");
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}
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if (!set_field("lesson_pages", "prevpageid", $prevpage->id, "id", $nextpage->id)) {
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error("Delete: unable to set prev link");
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}
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}
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redirect("view.php?id=$cm->id", get_string("ok"));
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}
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/************** edit page ************************************/
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elseif ($action == 'editpage' ) {
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if (!isteacher($course->id)) {
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error("Only teachers can look at this page");
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}
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// get the page
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if (!$page = get_record("lesson_pages", "id", $_GET['pageid'])) {
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error("Edit page: page record not found");
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}
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// set of jump array
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$jump[0] = get_string("thispage", "lesson");
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$jump[NEXTPAGE] = get_string("nextpage", "lesson");
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$jump[EOL] = get_string("endoflesson", "lesson");
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if (!$apageid = get_field("lesson_pages", "id", "lessonid", $lesson->id, "prevpageid", 0)) {
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error("Edit page: first page not found");
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}
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while (true) {
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if ($apageid) {
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$title = get_field("lesson_pages", "title", "id", $apageid);
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$jump[$apageid] = $title;
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$apageid = get_field("lesson_pages", "nextpageid", "id", $apageid);
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} else {
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// last page reached
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break;
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}
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}
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// give teacher a proforma
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?>
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<form name="form" method="post" action="lesson.php">
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<input type="hidden" name="id" value="<?PHP echo $cm->id ?>">
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<input type="hidden" name="action" value="updatepage">
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<input type="hidden" name="pageid" value="<?PHP echo $_GET['pageid'] ?>">
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<center><table cellpadding=5 border=1>
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<tr><td align="center">
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<tr valign="top">
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<td><b><?php print_string("pagetitle", "lesson"); ?>:</b><br />
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<input type="text" name="title" size="80" maxsize="255" value="<?PHP echo $page->title ?>"></td>
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</tr>
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<?PHP
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echo "<tr><td><b>";
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echo get_string("pagecontents", "lesson").":</b><br />\n";
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print_textarea($usehtmleditor, 25, 70, 630, 400, "contents", $page->contents);
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echo "</td></tr>\n";
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$n = 0;
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if ($answers = get_records("lesson_answers", "pageid", $page->id, "id")) {
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foreach ($answers as $answer) {
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$nplus1 = $n + 1;
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echo "<input type=\"hidden\" name=\"answerid[$n]\" value=\"$answer->id\">\n";
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echo "<tr><td><b>".get_string("answer", "lesson")." $nplus1:</b><br />\n";
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print_textarea($usehtmleditor, 20, 70, 630, 300, "answer[$n]", $answer->answer);
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echo "</td></tr>\n";
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echo "<tr><td><b>".get_string("response", "lesson")." $nplus1:</b><br />\n";
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print_textarea($usehtmleditor, 20, 70, 630, 300, "response[$n]", $answer->response);
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echo "</td></tr>\n";
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echo "<tr><td><B>".get_string("jumpto", "lesson").":</b> \n";
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lesson_choose_from_menu($jump, "jumpto[$n]", $answer->jumpto, "");
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helpbutton("jumpto", get_string("jumpto", "lesson"), "lesson");
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echo "</td></tr>\n";
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$n++;
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}
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}
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for ($i = $n; $i < $lesson->maxanswers; $i++) {
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$iplus1 = $i + 1;
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echo "<input type=\"hidden\" name=\"answerid[$i]\" value=\"0\">\n";
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echo "<tr><td><b>".get_string("answer", "lesson")." $iplus1:</b><br />\n";
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print_textarea($usehtmleditor, 20, 70, 630, 300, "answer[$i]");
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echo "</td></tr>\n";
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echo "<tr><td><b>".get_string("response", "lesson")." $iplus1:</b><br />\n";
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print_textarea($usehtmleditor, 20, 70, 630, 300, "response[$i]");
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echo "</td></tr>\n";
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echo "<tr><td><B>".get_string("jumpto", "lesson").":</b> \n";
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lesson_choose_from_menu($jump, "jumpto[$i]", 0, "");
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helpbutton("jumpto", get_string("jumpto", "lesson"), "lesson");
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echo "</td></tr>\n";
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}
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use_html_editor();
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// close table and form
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?>
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</table><br />
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<input type="submit" value="<?php print_string("savepage", "lesson") ?>">
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<input type="submit" name="cancel" value="<?php print_string("cancel") ?>">
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</center>
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</form>
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<?PHP
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}
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/****************** insert page ************************************/
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elseif ($action == 'insertpage' ) {
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if (!isteacher($course->id)) {
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error("Only teachers can look at this page");
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}
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$timenow = time();
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$form = (object) $HTTP_POST_VARS;
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if ($form->pageid) {
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// the new page is not the first page
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if (!$page = get_record("lesson_pages", "id", $form->pageid)) {
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error("Insert page: page record not found");
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}
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$newpage->lessonid = $lesson->id;
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$newpage->prevpageid = $form->pageid;
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$newpage->nextpageid = $page->nextpageid;
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$newpage->timecreated = $timenow;
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$newpage->title = $form->title;
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$newpage->contents = trim($form->contents);
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$newpageid = insert_record("lesson_pages", $newpage);
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if (!$newpageid) {
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error("Insert page: new page not inserted");
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}
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// update the linked list
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if (!set_field("lesson_pages", "nextpageid", $newpageid, "id", $form->pageid)) {
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error("Insert page: unable to update link");
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}
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} else {
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// new page is the first page
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// get the existing (first) page (if any)
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if (!$page = get_record_select("lesson_pages", "lessonid = $lesson->id AND prevpageid = 0")) {
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// there are no existing pages
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$newpage->lessonid = $lesson->id;
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$newpage->prevpageid = 0; // this is a first page
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$newpage->nextpageid = 0; // this is the only page
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$newpage->timecreated = $timenow;
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||||
$newpage->title = $form->title;
|
||||
$newpage->contents = trim($form->contents);
|
||||
$newpageid = insert_record("lesson_pages", $newpage);
|
||||
if (!$newpageid) {
|
||||
error("Insert page: new first page not inserted");
|
||||
}
|
||||
} else {
|
||||
// there are existing pages put this at the start
|
||||
$newpage->lessonid = $lesson->id;
|
||||
$newpage->prevpageid = 0; // this is a first page
|
||||
$newpage->nextpageid = $page->id;
|
||||
$newpage->timecreated = $timenow;
|
||||
$newpage->title = $form->title;
|
||||
$newpage->contents = trim($form->contents);
|
||||
$newpageid = insert_record("lesson_pages", $newpage);
|
||||
if (!$newpageid) {
|
||||
error("Insert page: first page not inserted");
|
||||
}
|
||||
// update the linked list
|
||||
if (!set_field("lesson_pages", "prevpageid", $newpageid, "id", $page->id)) {
|
||||
error("Insert page: unable to update link");
|
||||
}
|
||||
}
|
||||
}
|
||||
// now add the answers
|
||||
for ($i = 0; $i < $lesson->maxanswers; $i++) {
|
||||
if (trim(strip_tags($form->answer[$i]))) { // strip_tags because the HTML editor adds <p><br />...
|
||||
$newanswer->lessonid = $lesson->id;
|
||||
$newanswer->pageid = $newpageid;
|
||||
$newanswer->timecreated = $timenow;
|
||||
$newanswer->answer = trim($form->answer[$i]);
|
||||
$newanswer->response = trim($form->response[$i]);
|
||||
if (isset($form->jumpto[$i])) {
|
||||
$newanswer->jumpto = $form->jumpto[$i];
|
||||
}
|
||||
$newanswerid = insert_record("lesson_answers", $newanswer);
|
||||
if (!$newanswerid) {
|
||||
error("Insert Page: answer record $i not inserted");
|
||||
}
|
||||
} else {
|
||||
break;
|
||||
}
|
||||
}
|
||||
redirect("view.php?id=$cm->id", get_string("ok"));
|
||||
}
|
||||
|
||||
|
||||
/****************** move ************************************/
|
||||
elseif ($action == 'move') {
|
||||
|
||||
if (!isteacher($course->id)) {
|
||||
error("Only teachers can look at this page");
|
||||
}
|
||||
|
||||
$pageid = $_GET['pageid'];
|
||||
$title = get_field("lesson_pages", "title", "id", $pageid);
|
||||
print_heading(get_string("moving", "lesson", $title));
|
||||
|
||||
if (!$page = get_record_select("lesson_pages", "lessonid = $lesson->id AND prevpageid = 0")) {
|
||||
error("Move: first page not found");
|
||||
}
|
||||
|
||||
echo "<center><table cellpadding=\"5\" border=\"1\">\n";
|
||||
echo "<tr><td><a href=\"lesson.php?id=$cm->id&action=moveit&pageid=$pageid&after=0\"><small>".
|
||||
get_string("movepagehere", "lesson")."</small></a></td></tr>\n";
|
||||
while (true) {
|
||||
if ($page->id != $pageid) {
|
||||
echo "<tr><td bgcolor=\"$THEME->cellheading2\"><b>$page->title</b></td></tr>\n";
|
||||
echo "<tr><td><a href=\"lesson.php?id=$cm->id&action=moveit&pageid=$pageid&after={$page->id}\"><small>".
|
||||
get_string("movepagehere", "lesson")."</small></a></td></tr>\n";
|
||||
}
|
||||
if ($page->nextpageid) {
|
||||
if (!$page = get_record("lesson_pages", "id", $page->nextpageid)) {
|
||||
error("Teacher view: Next page not found!");
|
||||
}
|
||||
} else {
|
||||
// last page reached
|
||||
break;
|
||||
}
|
||||
}
|
||||
echo "</table>\n";
|
||||
}
|
||||
|
||||
|
||||
/****************** moveit ************************************/
|
||||
elseif ($action == 'moveit') {
|
||||
|
||||
if (!isteacher($course->id)) {
|
||||
error("Only teachers can look at this page");
|
||||
}
|
||||
|
||||
$pageid = $_GET['pageid']; // page to move
|
||||
if (!$page = get_record("lesson_pages", "id", $pageid)) {
|
||||
error("Moveit: page not found");
|
||||
}
|
||||
$after = $_GET['after']; // target page
|
||||
|
||||
print_heading(get_string("moving", "lesson", $page->title));
|
||||
|
||||
// first step. determine the new first page
|
||||
// (this is done first as the current first page will be lost in the next step)
|
||||
if (!$after) {
|
||||
// the moved page is the new first page
|
||||
$newfirstpageid = $pageid;
|
||||
// reset $after so that is points to the last page
|
||||
// (when the pages are in a ring this will in effect be the first page)
|
||||
if ($page->nextpageid) {
|
||||
if (!$after = get_field("lesson_pages", "id", "lessonid", $lesson->id, "nextpageid", 0)) {
|
||||
error("Moveit: last page id not found");
|
||||
}
|
||||
} else {
|
||||
// the page being moved is the last page, so the new last page will be
|
||||
$after = $page->prevpageid;
|
||||
}
|
||||
} elseif (!$page->prevpageid) {
|
||||
// the page to be moved was the first page, so the following page must be the new first page
|
||||
$newfirstpageid = $page->nextpageid;
|
||||
} else {
|
||||
// the current first page remains the first page
|
||||
if (!$newfirstpageid = get_field("lesson_pages", "id", "lessonid", $lesson->id, "prevpageid", 0)) {
|
||||
error("Moveit: current first page id not found");
|
||||
}
|
||||
}
|
||||
// the rest is all unconditional...
|
||||
|
||||
// second step. join pages into a ring
|
||||
if (!$firstpageid = get_field("lesson_pages", "id", "lessonid", $lesson->id, "prevpageid", 0)) {
|
||||
error("Moveit: firstpageid not found");
|
||||
}
|
||||
if (!$lastpageid = get_field("lesson_pages", "id", "lessonid", $lesson->id, "nextpageid", 0)) {
|
||||
error("Moveit: lastpage not found");
|
||||
}
|
||||
if (!set_field("lesson_pages", "prevpageid", $lastpageid, "id", $firstpageid)) {
|
||||
error("Moveit: unable to update link");
|
||||
}
|
||||
if (!set_field("lesson_pages", "nextpageid", $firstpageid, "id", $lastpageid)) {
|
||||
error("Moveit: unable to update link");
|
||||
}
|
||||
|
||||
echo "<p>\$newfirstpageid: $newfirstpageid";
|
||||
echo "<p>\$after: $after";
|
||||
|
||||
// third step. remove the page to be moved
|
||||
if (!$prevpageid = get_field("lesson_pages", "prevpageid", "id", $pageid)) {
|
||||
error("Moveit: prevpageid not found");
|
||||
}
|
||||
if (!$nextpageid = get_field("lesson_pages", "nextpageid", "id", $pageid)) {
|
||||
error("Moveit: nextpageid not found");
|
||||
}
|
||||
if (!set_field("lesson_pages", "nextpageid", $nextpageid, "id", $prevpageid)) {
|
||||
error("Moveit: unable to update link");
|
||||
}
|
||||
if (!set_field("lesson_pages", "prevpageid", $prevpageid, "id", $nextpageid)) {
|
||||
error("Moveit: unable to update link");
|
||||
}
|
||||
|
||||
// fourth step. insert page to be moved in new place...
|
||||
if (!$nextpageid = get_field("lesson_pages", "nextpageid", "id", $after)) {
|
||||
error("Movit: nextpageid not found");
|
||||
}
|
||||
if (!set_field("lesson_pages", "nextpageid", $pageid, "id", $after)) {
|
||||
error("Moveit: unable to update link");
|
||||
}
|
||||
if (!set_field("lesson_pages", "prevpageid", $pageid, "id", $nextpageid)) {
|
||||
error("Moveit: unable to update link");
|
||||
}
|
||||
// ...and set the links in the moved page
|
||||
if (!set_field("lesson_pages", "prevpageid", $after, "id", $pageid)) {
|
||||
error("Moveit: unable to update link");
|
||||
}
|
||||
if (!set_field("lesson_pages", "nextpageid", $nextpageid, "id", $pageid)) {
|
||||
error("Moveit: unable to update link");
|
||||
}
|
||||
|
||||
// fifth step. break the ring
|
||||
if (!$newlastpageid = get_field("lesson_pages", "prevpageid", "id", $newfirstpageid)) {
|
||||
error("Moveit: newlastpageid not found");
|
||||
}
|
||||
if (!set_field("lesson_pages", "prevpageid", 0, "id", $newfirstpageid)) {
|
||||
error("Moveit: unable to update link");
|
||||
}
|
||||
if (!set_field("lesson_pages", "nextpageid", 0, "id", $newlastpageid)) {
|
||||
error("Moveit: unable to update link");
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
/****************** update page ************************************/
|
||||
elseif ($action == 'updatepage' ) {
|
||||
|
||||
if (!isteacher($course->id)) {
|
||||
error("Only teachers can look at this page");
|
||||
}
|
||||
|
||||
$timenow = time();
|
||||
$form = (object) $HTTP_POST_VARS;
|
||||
|
||||
$page->id = $form->pageid;
|
||||
$page->timemodified = $timenow;
|
||||
$page->title = $form->title;
|
||||
$page->contents = trim($form->contents);
|
||||
if (!update_record("lesson_pages", $page)) {
|
||||
error("Update page: page not updated");
|
||||
}
|
||||
for ($i = 0; $i < $lesson->maxanswers; $i++) {
|
||||
if (trim(strip_tags($form->answer[$i]))) { // strip_tags because the HTML gives <p><br />...
|
||||
if ($form->answerid[$i]) {
|
||||
$oldanswer->id = $form->answerid[$i];
|
||||
$oldanswer->timemodified = $timenow;
|
||||
$oldanswer->answer = trim($form->answer[$i]);
|
||||
$oldanswer->response = trim($form->response[$i]);
|
||||
$oldanswer->jumpto = $form->jumpto[$i];
|
||||
if (!update_record("lesson_answers", $oldanswer)) {
|
||||
error("Update page: answer $i not updated");
|
||||
}
|
||||
} else {
|
||||
// it's a new answer
|
||||
$newanswer->lessonid = $lesson->id;
|
||||
$newanswer->pageid = $page->id;
|
||||
$newanswer->timecreated = $timenow;
|
||||
$newanswer->answer = trim($form->answer[$i]);
|
||||
$newanswer->response = trim($form->response[$i]);
|
||||
$newanswer->jumpto = $form->jumpto[$i];
|
||||
$newanswerid = insert_record("lesson_answers", $newanswer);
|
||||
if (!$newanswerid) {
|
||||
error("Update page: answer record not inserted");
|
||||
}
|
||||
}
|
||||
} else {
|
||||
if ($form->answerid[$i]) {
|
||||
// need to delete blanked out answer
|
||||
if (!delete_records("lesson_answers", "id", $form->answerid[$i])) {
|
||||
error("Update page: unable to delete answer record");
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
redirect("view.php?id=$cm->id", get_string("ok"));
|
||||
}
|
||||
|
||||
|
||||
/*************** no man's land **************************************/
|
||||
else {
|
||||
error("Fatal Error: Unknown Action: ".$action."\n");
|
||||
}
|
||||
|
||||
print_footer($course);
|
||||
|
||||
?>
|
||||
|
||||
Loading…
Add table
Add a link
Reference in a new issue