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<?php
/// This page prints a particular instance of glossary
require_once("../../config.php");
require_once("lib.php");
$debug = 0;
require_variable($id); // Course Module ID
optional_variable($tab,GLOSSARY_NO_VIEW); // browsing entries by categories?
optional_variable($mode,"letter"); // [ "term" | "entry" | "cat" | "date" |
// "letter" | "search" | "author" | "approval" ]
optional_variable($hook,""); // the term, entry, cat, etc... to look for based on mode
optional_variable($fullsearch,0); // full search (concept and definition) when searching?
optional_variable($sortkey,""); // Sorted view:
// [ CREATION | UPDATE | FIRSTNAME | LASTNAME |
// concept | timecreated | ... ]
optional_variable($sortorder,""); // it defines the order of the sorting (ASC or DESC)
optional_variable($offset,0); // entries to bypass (for paging purpouses)
optional_variable($show,""); // [ concept | alias ] => mode=term hook=$show
if ( $show ) {
$mode = 'term';
$hook = $show;
$show = '';
}
if (! $cm = get_record("course_modules", "id", $id)) {
error("Course Module ID was incorrect");
}
if (! $course = get_record("course", "id", $cm->course)) {
error("Course is misconfigured");
}
if (! $glossary = get_record("glossary", "id", $cm->instance)) {
error("Course module is incorrect");
}
/// redirecting if adding a new entry
if ($tab == GLOSSARY_ADDENTRY_VIEW ) {
redirect("edit.php?id=$cm->id&mode=$mode");
}
/// setting the defaut number of entries per page if not set
global $CFG, $THEME, $USER;
if ( !$entriesbypage = $glossary->entbypage ) {
$entriesbypage = 10;
}
/// setting the right fram for a "Continuous" glossary
if ( $glossary->displayformat == GLOSSARY_FORMAT_CONTINUOUS ) {
$mode = 'date';
}
/// Processing standard security processes
$navigation = "";
if ($course->category) {
$navigation = "<a href=\"../../course/view.php?id=$course->id\">$course->shortname</a> ->";
require_login($course->id);
}
if (!$cm->visible and !isteacher($course->id)) {
notice(get_string("activityiscurrentlyhidden"));
}
add_to_log($course->id, "glossary", "view", "view.php?id=$cm->id&tab=$tab", "$glossary->id");
/// stablishing flag variables
if ( $sortorder = strtolower($sortorder) ) {
if ($sortorder != 'asc' and $sortorder != 'desc') {
$sortorder = '';
}
}
if ( $sortkey = strtoupper($sortkey) ) {
if ($sortkey != 'CREATION' and
$sortkey != 'UPDATE' and
$sortkey != 'FIRSTNAME' and
$sortkey != 'LASTNAME'
) {
$sortkey = '';
}
}
switch ( $mode = strtolower($mode) ) {
case 'search': /// looking for terms containing certain word(s)
$tab = GLOSSARY_STANDARD_VIEW;
$searchterms = explode(' ', $hook); // Search for words independently
foreach ($searchterms as $key => $searchterm) {
if (strlen($searchterm) < 2) {
unset($searchterms[$key]);
}
}
$hook = trim(implode(' ', $searchterms));
break;
case 'entry': /// Looking for a certain entry id
$tab = GLOSSARY_STANDARD_VIEW;
break;
case 'cat': /// Looking for a certain cat
$tab = GLOSSARY_CATEGORY_VIEW;
if ( $hook > 0 ) {
$category = get_record("glossary_categories","id",$hook);
}
break;
case 'approval': /// Looking for entries waiting for approval
$tab = GLOSSARY_APPROVAL_VIEW;
if ( !$hook and !$sortkey and !$sortorder) {
$hook = 'ALL';
}
break;
case 'term': /// Looking for entries that include certain term in its concept, definition or aliases
$tab = GLOSSARY_STANDARD_VIEW;
break;
case 'date':
$tab = GLOSSARY_DATE_VIEW;
if ( !$sortkey ) {
$sortkey = 'UPDATE';
}
if ( !$sortorder ) {
$sortorder = 'desc';
}
break;
case 'author': /// Looking for entries, browsed by author
$tab = GLOSSARY_AUTHOR_VIEW;
if ( !$hook ) {
$hook = 'ALL';
}
if ( !$sortkey ) {
$sortkey = 'FIRSTNAME';
}
if ( !$sortorder ) {
$sortorder = 'asc';
}
break;
case 'letter': /// Looking for entries that begin with a certain letter, ALL or SPECIAL characters
default:
$tab = GLOSSARY_STANDARD_VIEW;
if ( !$hook ) {
$hook = 'ALL';
}
break;
}
switch ( $tab ) {
case GLOSSARY_IMPORT_VIEW:
case GLOSSARY_EXPORT_VIEW:
case GLOSSARY_APPROVAL_VIEW:
$isuserframe = 0;
break;
default:
$isuserframe = 1;
break;
}
/// Printing the heading
$strglossaries = get_string("modulenameplural", "glossary");
$strglossary = get_string("modulename", "glossary");
$strallcategories = get_string("allcategories", "glossary");
$straddentry = get_string("addentry", "glossary");
$strnoentries = get_string("noentries", "glossary");
$strsearchconcept = get_string("searchconcept", "glossary");
$strsearchindefinition = get_string("searchindefinition", "glossary");
$strsearch = get_string("search");
print_header(strip_tags("$course->shortname: $glossary->name"), "$course->fullname",
"$navigation <A HREF=index.php?id=$course->id>$strglossaries</A> -> $glossary->name",
"", "", true, update_module_button($cm->id, $course->id, $strglossary),
navmenu($course, $cm));
echo '<p align="center"><font size="3"><b>' . stripslashes_safe($glossary->name);
if ($isuserframe ) {
/// the "Print" icon
echo " <a title =\"". get_string("printerfriendly","glossary") . "\" target=\"_blank\" href=\"print.php?id=$cm->id&tab=$tab&mode=$mode&hook=$hook&sortkey=$sortkey&sortorder=$sortorder\">";
echo '<img border=0 src="print.gif"/></a>';
}
echo '</b></font></p>';
/// Info box
if ( $glossary->intro ) {
print_simple_box_start('center','70%');
echo format_text($glossary->intro);
print_simple_box_end();
}
/// Search box
echo '<p>';
print_simple_box_start("center", "", $THEME->cellheading);
echo '<p>';
echo '<form method="POST" action="view.php">';
echo '<input type="submit" value="'.$strsearch.'" name="searchbutton"> ';
echo '<input type="text" name="hook" size="20" value=""> ';
echo '<input type="checkbox" name="fullsearch" value="1">';
echo '<input type="hidden" name="mode" value="search">';
echo '<input type="hidden" name="id" value="'.$cm->id.'">';
echo $strsearchindefinition;
echo '</form>';
echo '</p>';
print_simple_box_end();
include("tabs.html");
switch ( $sortkey ) {
case "CREATION":
$sortkey = "timecreated";
break;
case "UPDATE":
$sortkey = "timemodified";
default:
break;
}
/// Creating the SQL statements
/// Pivot is the field that set the break by groups (category, initial, author name, etc)
/// fullpivot indicate if the whole pivot should be compared agasint the db or just the first letter
/// printpivot indicate if the pivot should be printed or not
$fullpivot = 1;
$printpivot = 1;
// global $db;
// $db->debug = true;
switch ($tab) {
case GLOSSARY_CATEGORY_VIEW:
if ($hook == GLOSSARY_SHOW_ALL_CATEGORIES ) {
$sqlselect = "SELECT gec.id, gc.name pivot, ge.*";
$sqlfrom = "FROM {$CFG->prefix}glossary_entries ge,
{$CFG->prefix}glossary_entries_categories gec,
{$CFG->prefix}glossary_categories gc";
$sqlwhere = "WHERE (ge.glossaryid = '$glossary->id' OR ge.sourceglossaryid = '$glossary->id') AND
ge.id = gec.entryid AND gc.id = gec.categoryid AND
(ge.approved != 0 OR ge.userid = $USER->id)";
if ( $glossary->displayformat == GLOSSARY_FORMAT_CONTINUOUS ) {
$sqlorderby = ' ORDER BY gc.name, ge.timecreated';
} else {
$sqlorderby = ' ORDER BY gc.name, ge.concept';
}
} elseif ($hook == GLOSSARY_SHOW_NOT_CATEGORISED ) {
$printpivot = 0;
$sqlselect = "SELECT concept pivot, ge.*";
$sqlfrom = "FROM {$CFG->prefix}glossary_entries ge";
$sqlwhere = "WHERE (glossaryid = '$glossary->id' OR sourceglossaryid = '$glossary->id') AND
(ge.approved != 0 OR ge.userid = $USER->id)";
$sqlorderby = ' ORDER BY concept';
} else {
$printpivot = 0;
$sqlselect = "SELECT ce.id, c.name pivot, ge.*";
$sqlfrom = "FROM {$CFG->prefix}glossary_entries ge, {$CFG->prefix}glossary_entries_categories ce, {$CFG->prefix}glossary_categories c";
$sqlwhere = "WHERE ge.id = ce.entryid AND ce.categoryid = $hook AND
ce.categoryid = c.id AND ge.approved != 0 AND
(ge.glossaryid = $glossary->id OR ge.sourceglossaryid = $glossary->id) AND
(ge.approved != 0 OR ge.userid = $USER->id)";
$sqlorderby = ' ORDER BY c.name, ge.concept';
}
$count = count_records_sql("select count(*) $sqlfrom $sqlwhere");
$sqllimit = " LIMIT $offset, $entriesbypage";
$allentries = get_records_sql("$sqlselect $sqlfrom $sqlwhere $sqlorderby $sqllimit");
break;
case GLOSSARY_AUTHOR_VIEW:
$where = '';
switch ($CFG->dbtype) {
case 'postgres7':
$usernametoshow = "u.firstname || ' ' || u.lastname";
if ( $sortkey == 'FIRSTNAME' ) {
$usernamefield = "u.firstname || ' ' || u.lastname";
} else {
$usernamefield = "u.lastname || ' ' || u.firstname";
}
$where = "AND substr(ucase($usernamefield),1," . strlen($hook) . ") = '" . strtoupper($hook) . "'";
break;
case 'mysql':
$usernametoshow = "CONCAT(CONCAT(u.firstname,' '), u.lastname)";
if ( $sortkey == 'FIRSTNAME' ) {
$usernamefield = "CONCAT(CONCAT(u.firstname,' '), u.lastname)";
} else {
$usernamefield = "CONCAT(CONCAT(u.lastname,' '), u.firstname)";
}
$where = "AND left(ucase($usernamefield)," . strlen($hook) . ") = '$hook'";
break;
}
if ( $hook == 'ALL' ) {
$where = '';
}
$sqlselect = "SELECT ge.id, $usernamefield pivot, $usernametoshow uname, u.id uid, ge.*";
$sqlfrom = "FROM {$CFG->prefix}glossary_entries ge, {$CFG->prefix}user u";
$sqlwhere = "WHERE ge.userid = u.id AND
ge.approved != 0
$where AND
(ge.glossaryid = $glossary->id OR ge.sourceglossaryid = $glossary->id)";
$sqlorderby = "ORDER BY $usernamefield $sortorder, ge.concept";
$count = count_records_sql("select count(*) $sqlfrom $sqlwhere");
$sqllimit = " LIMIT $offset, $entriesbypage";
$allentries = get_records_sql("$sqlselect $sqlfrom $sqlwhere $sqlorderby $sqllimit");
break;
case GLOSSARY_APPROVAL_VIEW:
$fullpivot = 0;
$printpivot = 0;
$where = '';
if ($hook != 'ALL' and $hook != 'SPECIAL') {
switch ($CFG->dbtype) {
case 'postgres7':
$where = 'AND substr(ucase(concept),1,' . strlen($hook) . ') = \'' . strtoupper($hook) . '\'';
break;
case 'mysql':
$where = 'AND left(ucase(concept),' . strlen($hook) . ") = '$hook'";
break;
}
}
$sqlselect = "SELECT ge.concept pivot, ge.*";
$sqlfrom = "FROM {$CFG->prefix}glossary_entries ge";
$sqlwhere = "WHERE (ge.glossaryid = $glossary->id OR ge.sourceglossaryid = $glossary->id) AND
ge.approved = 0 $where";
if ( $sortkey ) {
$sqlorderby = "ORDER BY $sortkey $sortorder";
} else {
$sqlorderby = "ORDER BY ge.concept";
}
$count = count_records_sql("select count(*) $sqlfrom $sqlwhere");
$sqllimit = " LIMIT $offset, $entriesbypage";
$allentries = get_records_sql("$sqlselect $sqlfrom $sqlwhere $sqlorderby $sqllimit");
break;
case GLOSSARY_DATE_VIEW:
case GLOSSARY_STANDARD_VIEW:
default:
$sqlselect = "SELECT ge.concept pivot, ge.*";
$sqlfrom = "FROM {$CFG->prefix}glossary_entries ge";
$where = '';
$fullpivot = 0;
if ($CFG->dbtype == "postgres7") {
$LIKE = "ILIKE"; // case-insensitive
} else {
$LIKE = "LIKE";
}
switch ( $mode ) {
case 'search':
$printpivot = 0;
$where = "AND ( ge.concept $LIKE '%$hook%'";
if ( $fullsearch ) {
$where .= "OR ge.definition $LIKE '%$hook%')";
} else {
$where .= ")";
}
break;
case 'term':
$printpivot = 0;
$sqlfrom .= ", {$CFG->prefix}glossary_alias ga";
$where = "AND ge.id = ga.entryid AND
(ge.concept = '$hook' OR ga.alias = '$hook' )
";
// $where = "AND ge.id = ga.entryid AND (
// (ge.casesensitive != 0 and ( ge.concept LIKE BINARY '$hook' OR ga.alias LIKE BINARY '$hook' ) ) or
// (ge.casesensitive = 0 and ( ucase(ge.concept) = ucase('$hook') OR ucase(ga.alias) = ucase('$hook') ) )
// )";
break;
case 'entry':
$printpivot = 0;
$where = "AND ge.id = $hook";
break;
case 'letter':
if ($hook != 'ALL' and $hook != 'SPECIAL') {
switch ($CFG->dbtype) {
case 'postgres7':
$where = 'AND substr(ucase(concept),1,' . strlen($hook) . ') = \'' . strtoupper($hook) . '\'';
break;
case 'mysql':
$where = 'AND left(ucase(concept),' . strlen($hook) . ") = '$hook'";
break;
}
}
break;
}
$sqlwhere = "WHERE (ge.glossaryid = $glossary->id or ge.sourceglossaryid = $glossary->id) AND
(ge.approved != 0 OR ge.userid = $USER->id)
$where";
switch ( $tab ) {
case GLOSSARY_DATE_VIEW:
$sqlorderby = "ORDER BY $sortkey $sortorder";
break;
case GLOSSARY_STANDARD_VIEW:
$sqlorderby = "ORDER BY ge.concept";
default:
break;
}
$count = count_records_sql("select count(*) $sqlfrom $sqlwhere");
$sqllimit = " LIMIT $offset, $entriesbypage";
$allentries = get_records_sql("$sqlselect $sqlfrom $sqlwhere $sqlorderby $sqllimit");
break;
}
/*
print_simple_box_start("center","85%");
print_object($allentries);
print_simple_box_end();
$db->debug=false;
*/
/// printing the entries
$entriesshown = 0;
$currentpivot = '';
if ( $hook == 'SPECIAL' ) {
$alphabet = explode(",", get_string("alphabet"));
}
if ($allentries) {
/// printing the paging links
$paging = '';
if ($count > $entriesbypage ) {
for ($i = 0; ($i*$entriesbypage) < $count ; $i++ ) {
if ( $paging != '' ) {
if ($i % 20 == 0) {
$paging .= '<br>';
} else {
$paging .= ' | ';
}
}
if ($offset / $entriesbypage == $i) {
$paging .= '<strong>' . ($i + 1 ) . '</strong>';
} else {
$paging .= "<a href=\"view.php?id=$id&mode=$mode&hook=$hook&offset=" . ($i*$entriesbypage) . "\">" . ($i+1) . '</a>';
}
}
$paging = "<font size=1><center>" . get_string ("jumpto") . " $paging</center></font>";
}
echo "$paging";
glossary_debug($debug,'<div align=right><font size=1>SELECT normal:' . count($allentries) . '</font></div>',0);
glossary_debug($debug,'<div align=right><font size=1>SELECT count(*):' . $count . '</font></div>',0);
if ($glossary->displayformat == GLOSSARY_FORMAT_CONTINUOUS) {
$printpivot = 0;
}
foreach ($allentries as $entry) {
/// Setting the pivot for the current entry
$pivot = $entry->pivot;
if ( !$fullpivot ) {
$pivot = $pivot[0];
}
///
/// Validating special cases not covered by the SQL statement
///
/// if we're browsing by alphabet and the current concept does not begin with
/// the letter we are look for.
$showentry = 1;
if ( $mode == 'letter' and $hook != 'SPECIAL' and $hook != 'ALL' ) {
if ( substr($entry->concept, 0, strlen($hook)) != $hook ) {
$showentry = 0;
}
}
/// if we're browsing for letter, looking for special characters not covered
/// in the alphabet
if ( $showentry and $hook == 'SPECIAL' ) {
$initial = $entry->concept[0];
for ($i = 0; $i < count($alphabet); $i++) {
$curletter = $alphabet[$i];
if ( $curletter == $initial ) {
$showentry = 0;
break;
}
}
}
/// if we're browsing categories, looking for entries not categorised.
if ( $showentry and $mode == 'cat' and $hook == GLOSSARY_SHOW_NOT_CATEGORISED ) {
if ( record_exists("glossary_entries_categories", "entryid", $entry->id)) {
$showentry = 0;
}
}
/// if the entry is not approved, deal with it based on the current view and
/// user.
if ( $showentry and $mode != 'approval' ) {
if ( !$entry->approved and isteacher($course->id, $entry->userid) ) {
$showentry = 0;
}
}
/// ok, if it's a valid entry.. Print it.
if ( $showentry ) {
/// if there's a group break
if ( $currentpivot != strtoupper($pivot) ) {
// print the group break if apply
if ( $printpivot ) {
if ( $tableisopen ) {
print_simple_box_end();
$tableisopen = 0;
}
$currentpivot = strtoupper($pivot);
echo '<p>';
echo '<table width="95%" border="0" class="generaltabselected" bgcolor="' . $THEME->cellheading2 . '">';
echo '<tr>';
$pivottoshow = $currentpivot;
if ( isset($entry->uid) ) {
// printing the user icon if defined (only when browsing authors)
echo '<td align="left">';
$user = get_record("user","id",$entry->uid);
print_user_picture($user->id, $course->id, $user->picture);
$pivottoshow = $entry->uname;
} else {
echo '<td align="center">';
}
echo "<strong> $pivottoshow</strong>" ;
echo '</td></tr></table>';
if ($glossary->displayformat == GLOSSARY_FORMAT_CONTINUOUS OR
$glossary->displayformat == GLOSSARY_FORMAT_SIMPLE ) {
print_simple_box_start("center","95%","#ffffff","5","generalbox");
$tableisopen = 1;
}
}
}
if ( !$tableisopen ) {
if ($glossary->displayformat == GLOSSARY_FORMAT_CONTINUOUS OR
$glossary->displayformat == GLOSSARY_FORMAT_SIMPLE) {
print_simple_box_start("center","95%","#ffffff","5","generalbox");
$tableisopen = 1;
}
}
$concept = $entry->concept;
$definition = $entry->definition;
/// highligh the term if necessary
if ($mode == 'search') {
$entry->concept = highlight($hook, $concept);
$entry->definition = highlight($hook, $definition);
}
/// and finally print the entry.
glossary_print_entry($course, $cm, $glossary, $entry, $mode, $hook);
$entriesshown++;
// echo '<p>';
}
}
if ( $tableisopen ) {
if ($glossary->displayformat == GLOSSARY_FORMAT_CONTINUOUS OR
$glossary->displayformat == GLOSSARY_FORMAT_SIMPLE ) {
print_simple_box_end();
$tableisopen = 0;
}
}
}
if ( !$entriesshown ) {
print_simple_box('<center>' . get_string("noentries","glossary") . '</center>',"center","95%");
}
echo '</center>';
glossary_print_tabbed_table_end();
if ( $debug ) {
echo '<p>';
print_simple_box("$sqlselect<br> $sqlfrom<br> $sqlwhere<br> $sqlorderby<br> $sqllimit","center","85%");
}
/// Finish the page
print_footer($course);
?>
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