1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
|
<?php
class NewsRangesSearch extends SearchType
{
/**
* returns the title/description of the searchfield
*
* @return string title/description
*/
public function getTitle()
{
return _('Bereich suchen');
}
/**
* returns the results of a search
*
* @param string $input the search-word(s)
* @param array $contextual_data unused
* @param int $limit maximum number of results (default: all)
* @param int $offset return results starting from this row (default: 0)
*
* @return array array(array(), ...)
*/
public function getResults($input, $contextual_data = [], $limit = PHP_INT_MAX, $offset = 0)
{
$sql_searches = [];
$parameters = [':input' => "%{$input}%"];
$user = \User::findCurrent();
// Courses
$number_sql = Config::get()->IMPORTANT_SEMNUMBER ? "CONCAT(IFNULL(s.VeranstaltungsNummer, ''), ' '), " : '';
$semester_sql = " CONCAT(' (',IFNULL(GROUP_CONCAT(DISTINCT semester_data.name ORDER BY semester_data.beginn SEPARATOR '-'),'" . _('unbegrenzt') . "'),')')";
if ($GLOBALS['perm']->have_perm('root')) {
$sql_searches[] = "SELECT *
FROM (
SELECT CONCAT(s.`Seminar_id`, '__seminar') AS `range_id`,
TRIM(CONCAT({$number_sql} s.`name`, {$semester_sql})) AS `name`
FROM `seminare` AS s
LEFT JOIN `semester_courses` AS sc ON s.`Seminar_id` = sc.`course_id`
LEFT JOIN `semester_data` USING (`semester_id`)
WHERE s.`name` LIKE :input
GROUP BY s.`Seminar_id`
ORDER BY `semester_data`.`beginn` DESC
) AS course_select";
} elseif ($GLOBALS['perm']->have_perm('admin')) {
$sem_inst = Config::get()->ALLOW_ADMIN_RELATED_INST ? 'si' : 's';
$sql_searches[] = "SELECT *
FROM (
SELECT CONCAT(s.`Seminar_id`, '__seminar') AS `range_id`,
TRIM(CONCAT({$number_sql} s.`name`, {$semester_sql})) AS `name`
FROM `seminare` AS s
JOIN `seminar_inst` si USING (Seminar_id)
LEFT JOIN `semester_courses` AS sc ON s.`Seminar_id` = sc.`course_id`
LEFT JOIN `semester_data` USING (`semester_id`)
WHERE {$sem_inst}.`institut_id` IN (:institutes)
AND s.`name` LIKE :input
GROUP BY s.`Seminar_id`
ORDER BY `semester_data`.`beginn` DESC
) AS course_select";
$parameters[':institutes'] = $this->getAdminInstitutes($user);
} else {
$sql_searches[] = "SELECT *
FROM (
SELECT CONCAT(s.`Seminar_id`, '__seminar') AS `range_id`,
TRIM(CONCAT({$number_sql} s.`name`, {$semester_sql})) AS `name`
FROM `seminare` AS s
JOIN `seminar_user` AS su USING (`Seminar_id`)
LEFT JOIN `semester_courses` AS sc ON s.`Seminar_id` = sc.`course_id`
LEFT JOIN `semester_data` USING (`semester_id`)
WHERE s.`name` LIKE :input
AND su.`user_id` = :user_id
AND su.`status` IN ('tutor', 'dozent')
GROUP BY s.`Seminar_id`
ORDER BY `semester_data`.`beginn` DESC
) AS course_select ";
$parameters[':user_id'] = $user->id;
}
// Institutes
if ($GLOBALS['perm']->have_perm('root')) {
$sql_searches[] = "SELECT CONCAT(`Institut_id`, '__institute') AS `range_id`, `Name` AS `name`
FROM `Institute`
WHERE `name` LIKE :input";
} else {
$sql_searches[] = "SELECT CONCAT(`Institut_id`, '__institute') AS `range_id`, `Name` AS `name`
FROM `Institute`
JOIN `user_inst` USING (`Institut_id`)
WHERE `user_inst`.`user_id` = :user_id
AND `user_inst`.`inst_perms` IN ('tutor', 'dozent', 'admin')
AND `name` LIKE :input";
$parameters[':user_id'] = $user->id;
}
// Other (start page for root) and personal pages (only own profile for everyone except root)
if ($GLOBALS['perm']->have_perm('root')) {
$sql_searches[] = "SELECT *
FROM (
SELECT CAST('studip__home' AS BINARY) AS `range_id`, :home_label AS `name`
) AS tmp_global_table
WHERE `name` LIKE :input";
$parameters[':home_label'] = _('Stud.IP-Startseite');
$sql_searches[] = "SELECT CONCAT(`user_id`, '__person') AS `range_id`, CONCAT(`Vorname`, ' ', `Nachname`) AS `name`
FROM `auth_user_md5`
WHERE CONCAT(`Vorname`, ' ', `Nachname`) LIKE :input";
} elseif ($GLOBALS['perm']->have_perm('admin')) {
$sql_searches[] = "SELECT CONCAT(`user_id`, '__person') AS `range_id`, CONCAT(`Vorname`, ' ', `Nachname`) AS `name`
FROM `auth_user_md5` AS aum
JOIN `user_inst` AS ui USING (`user_id`)
WHERE ui.`institut_id` IN (:institutes)
AND CONCAT(`Vorname`, ' ', `Nachname`) LIKE :input";
$parameters[':institutes'] = $this->getAdminInstitutes($user);
} else {
$sql_searches[] = "SELECT *
FROM (
SELECT CAST(CONCAT(:user_id, '__person') AS BINARY) AS `range_id`,
CONCAT_WS(' - ', :user_name, :profile_name) AS `name`
) AS tmp_user_table
WHERE `name` LIKE :input";
$parameters[':user_id'] = $user->id;
$parameters[':user_name'] = $user->getFullName();
$parameters[':profile_name'] = _('Profilseite');
}
$searches = implode(' UNION ALL ', $sql_searches);
$query = "SELECT * FROM ({$searches}) AS tmp";
if ($offset || $limit != PHP_INT_MAX) {
$query .= " LIMIT {$offset}, {$limit}";
}
$statement = DBManager::get()->prepare($query);
$statement->execute($parameters);
return $statement->fetchAll(PDO::FETCH_NUM);
}
/**
* Returns an adress of the avatar of the searched item (if avatar enabled)
*
* @param string $id id of the item which can be username, user_id, Seminar_id or Institut_id
* @return string url to the avatar image
*/
public function getAvatar($id)
{
$avatar = $this->getAvatarObject($id);
return $avatar ? $avatar->getURL(Avatar::MEDIUM): '';
}
/**
* Returns an html tag of the image of the searched item (if avatar enabled)
*
* @param string $id id of the item which can be username, user_id, Seminar_id or Institut_id
* @param string $size enum(NORMAL, SMALL, MEDIUM): size of the avatar
* @param array $options
* @return string like "<img src="...avatar.jpg" ... >"
*/
public function getAvatarImageTag($id, $size = Avatar::SMALL, $options = [])
{
$avatar = $this->getAvatarObject($id);
return $avatar ? $avatar->getImageTag($size, $options): '';
}
/**
* Returns an avatar object for the given combined id.
*
* @param string $id
* @return Avatar|null
*/
protected function getAvatarObject(string $id): ?Avatar
{
[$id, $type] = explode('__', $id);
switch ($type) {
case 'person':
return Avatar::getAvatar($id);
case 'seminar':
return CourseAvatar::getAvatar($id);
case 'institute':
return InstituteAvatar::getAvatar($id);
default:
return null;
}
}
/**
* A very simple overwrite of the same method from SearchType class.
* returns the absolute path to this class for autoincluding this class.
*
* @return string path to this class
*/
public function includePath()
{
return studip_relative_path(__FILE__);
}
/**
* Returns a list of all institute ids the given user is admin for.
*
* @param User $user
* @return string[]
*/
protected function getAdminInstitutes(User $user): array
{
$query = "SELECT DISTINCT i.`Institut_id`
FROM `user_inst` AS ui
JOIN `Institute` AS i
ON ui.`Institut_id` IN (i.`Institut_id`, i.`fakultaets_id`)
WHERE ui.`user_id` = :user_id
AND ui.`inst_perms` = 'admin'";
return DBManager::get()->fetchFirst($query, [
':user_id' => $user->id,
]);
}
}
|
