/**
* Display History tab content with page versions
*/
function wiki_info_content(&$WS)
{
global $CFG, $COURSE, $USER;
//generate a list with all versions
$vers = wiki_get_all_page_versions($CFG->prefix, $WS->page, $WS->dfwiki->id, $WS->groupmember->groupid, $WS->member->id);
if ($vers) {
$countver = count($vers);
if ($countver > 1) {
echo '<script type="text/javascript" src="wiki/hist.js"></script>';
echo '<form id="historyform" method="post" ' . 'action="view.php?id=' . $WS->linkid . '&page=' . urlencode('diff/' . $WS->page) . "&gid={$WS->groupmember->groupid}&uid={$WS->member->id}" . '">';
echo '<input type="submit" name="' . get_string('compareversions', 'wiki') . '" value="' . get_string('compareversions', 'wiki') . '"/>';
echo '<br/><br/>';
}
//print table with the page versions
$prop = null;
$prop->id = 'historytable';
$prop->width = "100%";
$prop->border = "1";
$prop->padding = "5";
$prop->spacing = "1";
$prop->class = "generaltable boxalignleft";
$prop->header = "true";
$prop->valignth = "top";
$prop->classth = 'header c0 nwikileftnow';
wiki_table_start($prop);
if ($countver > 1) {
echo '';
$prop = null;
$prop->header = "true";
$prop->valign = "top";
$prop->class = "nwikileftnow header c1";
wiki_change_column($prop);
}
echo get_string('version');
$prop = null;
$prop->header = "true";
$prop->valign = "top";
$prop->class = "nwikileftnow header c1";
wiki_change_column($prop);
echo get_string('user');
$prop = null;
$prop->header = "true";
$prop->valign = "top";
$prop->class = "nwikileftnow header c2";
wiki_change_column($prop);
echo get_string('lastmodified');
if (wiki_grade_got_permission($WS)) {
$prop = null;
$prop->header = "true";
$prop->valign = "top";
$prop->class = "nwikileftnow header c3";
wiki_change_column($prop);
echo get_string('eval_editions_quality', 'wiki');
}
$prop = null;
$prop->header = "true";
//print content
$i = 0;
foreach ($vers as $ver) {
if ($ver->highlight) {
$class = "textcenter nwikihighlight";
} else {
$class = "textcenter nwikibargroundblanco";
}
if (isset($prop->header)) {
$prop->class = $class;
wiki_change_row($prop);
} else {
$prop = null;
$prop->class = $class;
wiki_change_row($prop);
}
// input types for history diff
if ($countver > 1) {
$style = 'style="visibility:hidden" ';
$checked = 'checked="checked"';
if ($i == 0) {
echo '<input type="radio" value="' . $ver->version . '" name="oldid" ' . $style . ' />';
echo '<input type="radio" value="' . $ver->version . '" name="diff" ' . $checked . ' />';
} elseif ($i == 1) {
echo '<input type="radio" value="' . $ver->version . '" name="oldid" ' . $checked . ' />';
echo '<input type="radio" value="' . $ver->version . '" name="diff" ' . $style . ' />';
} else {
echo '<input type="radio" value="' . $ver->version . '" name="oldid" />';
echo '<input type="radio" value="' . $ver->version . '" name="diff" ' . $style . ' />';
}
$prop = null;
$prop->class = $class;
wiki_change_column($prop);
}
if ($ver->version == $WS->pagedata->version) {
echo $ver->version;
} else {
$prop = null;
$prop->href = "javascript:document.forms['formu" . $i . "'].submit()";
$out = wiki_a($ver->version, $prop, true);
$prop = null;
$prop->name = "dfcontent";
$prop->value = "11";
$out .= wiki_input_hidden($prop, true);
$out2 = wiki_div($out, '', true);
$prop = null;
$prop->id = "formu{$i}";
$prop->action = "view.php?id={$WS->linkid}&page=" . urlencode("oldversion/{$ver->pagename}") . "&ver={$ver->version}&gid={$WS->groupmember->groupid}&uid={$WS->member->id}";
$prop->method = "post";
wiki_form($out2, $prop);
}
$prop = null;
$prop->class = $class;
wiki_change_column($prop);
$author = wiki_get_user_info($ver->author);
echo $author;
$prop = null;
$prop->class = $class;
wiki_change_column($prop);
$modified = strftime('%A, %d %B %Y %H:%M', $ver->lastmodified);
echo $modified;
if (wiki_grade_got_permission($WS)) {
$prop = null;
$prop->class = $class;
wiki_change_column($prop);
$scale = array(1 => "+", 2 => "=", 3 => "-");
$gradevalue = get_field_select('wiki_evaluation_edition', 'valoration', 'wiki_pageid=' . $ver->id);
if ($gradevalue) {
echo wiki_grade_translate($gradevalue, $scale);
} else {
echo get_string('eval_notset', 'wiki');
}
}
$i++;
}
wiki_table_end();
if ($countver > 1) {
echo '<br/>';
echo '<input type="submit" name="' . get_string('compareversions', 'wiki') . '" value="' . get_string('compareversions', 'wiki') . '"/>';
}
echo '</form>';
} else {
print_string('noversion', 'wiki');
}
}
function wiki_grade_get_wikigrade($WS, $gradeid = null)
{
global $CFG, $USER;
$wikimanager = wiki_manager_get_instance();
$scale = get_record('scale', 'id', (int) $WS->dfwiki->notetype);
$user = optional_param('uid', 0, PARAM_INT);
$group = optional_param('gid', 0, PARAM_INT);
$where = wiki_grade_get_sql_filter($WS->cm->groupmode, $WS->dfwiki->studentmode, $group, $user);
if (!$gradeid) {
$gradeid = get_field_sql('SELECT AVG(wikigrade) as wikigrade
FROM ' . $CFG->prefix . 'wiki_evaluation
WHERE wikiid=' . $WS->dfwiki->id . ' AND pagename="' . addslashes($WS->page) . '"' . ' AND ' . $where . ' GROUP BY pagename, wikiid, groupid, ownerid');
}
if (!$gradeid) {
return get_string('eval_notset', 'wiki');
}
$scale_values = split(',', $scale->scale);
$num_values = count($scale_values);
$values = array();
$i = 0;
while ($i < $num_values) {
$values[$i + 1] = trim($scale_values[$i]);
$i++;
}
$stringwikigrade = wiki_grade_translate($gradeid, $values);
return $stringwikigrade;
}