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old/application/models/SearchModel.php

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<?php
defined('BASEPATH') OR exit('No direct script access allowed');
class SearchModel extends CI_Model
{
public function __construct()
{
parent::__construct();
$this->lang->load('search', $_SESSION['site_lang']);
}
public function search($query, $amount, $offset, $filters)
{
$results = $this->getRawResults($query, $amount, $offset, $filters);
$results = $this->prepareResults($results);
return $results;
}
private function getRawResults($query, $amount, $offset, $filters)
{
mb_language('uni');
mb_internal_encoding('UTF-8');
$lang = $_SESSION['site_lang'];
$query = strtolower($query);
$offset *= $amount;
list($sql, $attr) = $this->buildQuery($filters);
$attr = str_split($attr);
foreach ($attr as $i => $a) {
$a = $a === 'l' ? $lang : $query;
$attr[$i] = $a;
}
$attr[] = $amount;
$attr[] = $offset;
$this->db->cache_off();
$results = $this->db->query($sql, $attr)->result_array();
$this->db->cache_on();
return $results;
}
private function buildQuery($filters)
{
$attributes = '';
$query = 'SELECT a.*, u.username authorName, u.displayname authorDisplayname
FROM (';
$possibilities = [
'blogPost' => [
'sql' => 'SELECT "blogPost" type, v.url url, bp.authorID author, bp.image image, v.title title, v.description content, bp.initialRelease date
FROM blog_post bp
INNER JOIN blog_post_versions v ON v.postID = bp.ID AND v.lang = ? AND active
WHERE (LOWER(v.title) RLIKE ?
OR LOWER(v.description) RLIKE ?
OR LOWER(v.content) RLIKE ?
OR bp.ID IN (SELECT bpt.postID FROM blog_post_tags bpt WHERE bpt.tagID IN (SELECT bt.tagID FROM blog_tags bt WHERE (bt.name RLIKE ? OR LOWER(bt.displayname) RLIKE ?) AND lang = ?))
OR bp.ID IN (SELECT bpc.postID FROM blog_post_categories bpc WHERE bpc.categoryID IN (SELECT bc.categoryID FROM blog_categories bc WHERE (bc.name RLIKE ? OR LOWER(bc.displayname) RLIKE ?) AND lang = ?))
OR (SELECT username FROM users WHERE ID = bp.authorID) RLIKE ?)
AND state = 1',
'attributes' => 'lqqqqqlqqlq'
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],
'blogCategory' => [
'sql' => 'SELECT "blogCategory" type, c.name url, 1 author, null image, c.displayname title, null content, null date
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FROM blog_categories c
WHERE (c.name RLIKE ? OR LOWER(c.displayname) RLIKE ?) AND lang = ?',
'attributes' => 'qql'
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],
'blogTag' => [
'sql' => 'SELECT "blogTag" type, t.name url, 1 author, null image, t.displayname title, null content, null date
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FROM blog_tags t
WHERE (t.name RLIKE ? OR LOWER(t.displayname) RLIKE ?) AND lang = ?',
'attributes' => 'qql'
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],
'user' => [
'sql' => 'SELECT "user" type, u.username url, u.ID author, s.headerImage image, u.displayname title, s.about content, u.dateCreated date
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FROM users u
INNER JOIN user_settings s ON u.ID = s.ID
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WHERE (username RLIKE ?
OR lower(about) RLIKE ?)
AND activated AND isDeleted = FALSE',
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'attributes' => 'qq',
],
'userPost' => [
'sql' => 'SELECT "userPost" type, p.hashID url, p.userID author, null image, p.content title, null content, p.date date
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FROM user_posts p
WHERE LOWER(p.content) RLIKE ?
OR (SELECT username FROM users WHERE ID = p.userID) RLIKE ?',
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'attributes' => 'qq',
],
'project' => [
'sql' => 'SELECT "project" type, p.name url, 1 as author, p.source image, t.title title, t.description content, p.datetime date
FROM projects p
INNER JOIN projects_translations t ON t.projectID = p.ID AND t.lang = ?
WHERE LOWER(t.title) RLIKE ?
OR LOWER(t.description) RLIKE ?
OR LOWER(t.content) RLIKE ?',
'attributes' => 'lqqq',
],
'projectCategory' => [
'sql' => 'SELECT "projectCategory" type, c.name url, 1 author, null image, c.displayname title, c.displayname content, null date
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FROM projects_categories c
WHERE name RLIKE ?
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OR lower(displayname) RLIKE ?',
'attributes' => 'qq'
],
];
$filters = array_intersect(array_keys($possibilities), $filters);
if (empty($filters))
$filters = array_keys($possibilities);
foreach ($filters as $filter) {
$data = $possibilities[$filter];
if (empty($data))
continue;
$query .= $data['sql'];
$query .= ' UNION ';
$attributes .= $data['attributes'];
}
$query = substr($query, 0, -6);
$query .= ') a
LEFT JOIN users u ON a.author = u.ID
ORDER BY date desc LIMIT ? OFFSET ?';
return [$query, $attributes];
}
private function prepareResults($results)
{
foreach ($results as $i => $result) {
list(
'authorDisplayname' => $displayname,
'authorName' => $username,
'content' => $content,
'date' => $date,
'image' => $image,
'title' => $title,
'type' => $type,
'url' => $url,
) = $result;
$date = date('d.m.Y', strtotime($date));
if (strlen($title) > 75) {
$title = utf8_encode($title);
$title = substr($title, 0, 75) . '...';
$title = utf8_decode($title);
}
if (strlen($content) > 200) {
$content = utf8_encode($content);
$content = substr($content, 0, 200) . '...';
$content = utf8_decode($content);
}
$showUser = TRUE;
switch ($type) {
case 'blogPost':
$url = base_url('blog/post/' . $url);
break;
case 'project':
$url = base_url('project/' . $url);
break;
case 'projectCategory':
$url = base_url('projects/' . $url);
$showUser = FALSE;
break;
case 'user':
$url = base_url('user/' . $url);
break;
case 'userPost':
$url = base_url('user/' . $username . '/post/' . $url);
break;
}
$type = lang('search_type_' . $type);
$newArray = [
'showUser' => $showUser,
'username' => $displayname,
'authorUrl' => base_url('user/' . $username),
'content' => $content,
'date' => $date,
'image' => $image,
'title' => $title,
'type' => $type,
'url' => $url,
];
$results[$i] = $newArray;
}
return $results;
}
}