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Block now configurable.

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This commit is contained in:
ikawhero 2006-03-23 09:55:20 +00:00
parent 4852ab889f
commit b51434e751
2 changed files with 127 additions and 10 deletions
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94
blocks/blog_tags/block_blog_tags.php
View File

@ -1,9 +1,13 @@
<?PHP //$Id$
define('BLOGDEFAULTTIMEWITHIN', 90);
define('BLOGDEFAULTNUMBEROFTAGS', 20);
define('BLOGDEFAULTSORT', 'text');
class block_blog_tags extends block_base {
function init() {
$this->title = get_string('blogtags', 'blog');
$this->version = 2006032000;
$this->title = get_string('blogtags', 'blog');
}
function instance_allow_multiple() {
@ -14,16 +18,38 @@ class block_blog_tags extends block_base {
return true;
}
function applicable_formats() {
return array('all' => true, 'my' => false);
}
function instance_allow_config() {
return true;
}
function specialization() {
// load userdefined title and make sure it's never empty
if (empty($this->config->title)) {
$this->title = get_string('blocktagstitle','blog');
} else {
$this->title = $this->config->title;
}
}
function get_content() {
global $CFG;
$timewithin = time() - 7776000; // last 90 days
$topentries = 20; // get the 20 most popular tags
if (empty($this->config->timewithin)) {
$this->config->timewithin = BLOGDEFAULTTIMEWITHIN;
}
if (empty($this->config->numberoftags)) {
$this->config->numberoftags = BLOGDEFAULTNUMBEROFTAGS;
}
if (empty($this->config->sort)) {
$this->config->sort = BLOGDEFAULTSORT;
}
if ($this->content !== NULL) {
return $this->content;
@ -40,14 +66,16 @@ class block_blog_tags extends block_base {
/// Get a list of tags
$timewithin = $this->config->timewithin * 24 * 60 * 60; /// convert to seconds
$sql = 'SELECT t.*, COUNT(DISTINCT bt.id) as ct ';
$sql .= "FROM {$CFG->prefix}tags as t, {$CFG->prefix}blog_tag_instance as bt ";
$sql .= 'WHERE t.id = bt.tagid ';
$sql .= "AND bt.timemodified > $timewithin ";
$sql .= "AND bt.timemodified > {$timewithin} ";
$sql .= 'GROUP BY bt.tagid ';
$sql .= 'ORDER BY ct DESC, t.text ASC ';
$sql .= "LIMIT $topentries ";
$sql .= "LIMIT {$this->config->numberoftags} ";
if ($tags = get_records_sql($sql)) {
@ -81,28 +109,74 @@ class block_blog_tags extends block_base {
}
/// Now we sort the tag display order
$CFG->tagsort = $this->config->sort;
usort($etags, "blog_tags_sort");
/// Finally we create the output
foreach ($etags as $tag) {
$link = $CFG->wwwroot.'/blog/index.php?courseid='.
$this->instance->pageid.'&filtertype=site&tagid='.$tag->id;
$this->content->text .= '<a href="'.$link.'" class="'.
$tag->class.'">'.$tag->text.'</a> ';
$this->content->text .= '<a href="'.$link.'" '.
'class="'.$tag->class.'" '.
'title="'.get_string('numberofentries','blog',$tag->ct).'">'.
$tag->text.'</a> ';
}
}
return $this->content;
}
function applicable_formats() {
return array('all' => true, 'my' => false);
function instance_config_print() {
global $CFG;
/// set up the numberoftags select field
$numberoftags = array();
for($i=1;$i<=50;$i++) $numberoftags[$i] = $i;
//// set up the timewithin select field
$timewithin = array();
$timewithin[10] = get_string('numdays', '', 10);
$timewithin[30] = get_string('numdays', '', 30);
$timewithin[60] = get_string('numdays', '', 60);
$timewithin[90] = get_string('numdays', '', 90);
$timewithin[120] = get_string('numdays', '', 120);
$timewithin[240] = get_string('numdays', '', 240);
$timewithin[365] = get_string('numdays', '', 365);
/// set up sort select field
$sort = array();
$sort['text'] = get_string('tagtext', 'blog');
$sort['id'] = get_string('tagdatelastused', 'blog');
if (is_file($CFG->dirroot .'/blocks/'. $this->name() .'/config_instance.html')) {
print_simple_box_start('center', '', '', 5, 'blockconfigglobal');
include($CFG->dirroot .'/blocks/'. $this->name() .'/config_instance.html');
print_simple_box_end();
} else {
notice(get_string('blockconfigbad'), str_replace('blockaction=', 'dummy=', qualified_me()));
}
}
}
function blog_tags_sort($a, $b) {
return strcmp($a->text, $b->text);
global $CFG;
if (empty($CFG->tagsort)) {
return 0;
} else {
$tagsort = $CFG->tagsort;
}
if (is_numeric($a->$tagsort)) {
return ($a->$tagsort == $b->$tagsort) ? 0 : ($a->$tagsort > $b->$tagsort) ? 1 : -1;
} elseif (is_string($a->$tagsort)) {
return strcmp($a->$tagsort, $b->$tagsort);
} else {
return 0;
}
}
?>

43
blocks/blog_tags/config_instance.html Normal file
View File

@ -0,0 +1,43 @@
<?php
if (empty($this->config->title)) {
$this->config->title = get_string('blogtags', 'blog');
}
if (empty($this->config->timewithin)) {
$this->config->timewithin = BLOGDEFAULTTIMEWITHIN;
}
if (empty($this->config->numberoftags)) {
$this->config->numberoftags = BLOGDEFAULTNUMBEROFTAGS;
}
if (empty($this->config->sort)) {
$this->config->sort = BLOGDEFAULTSORT;
}
?>
<table cellpadding="9" cellspacing="0">
<tr valign=top>
<td align=right><?php print_string("blocktitle","blog") ?>:</td>
<td><input type="text" name="title" size="50" value="<?php p($this->config->title) ?>" /></td>
</tr>
<tr valign=top>
<td align=right><?php print_string("numberoftags","blog") ?>:</td>
<td><?php choose_from_menu($numberoftags,"numberoftags",$this->config->numberoftags) ?></td>
</tr>
<tr valign=top>
<td align=right><?php print_string("timewithin","blog") ?>:</td>
<td><?php choose_from_menu($timewithin,"timewithin",$this->config->timewithin) ?></td>
</tr>
<tr valign=top>
<td align=right><?php print_string("tagsort","blog") ?>:</td>
<td><?php choose_from_menu($sort,"sort",$this->config->sort) ?></td>
</tr>
<tr>
<td colspan="2" align="center"><input type="submit" value="<?php print_string("savechanges") ?>"></td>
</tr>
</table>