|
1
|
|
|
<?php |
|
2
|
|
|
namespace ApacheSolrForTypo3\Solr\Domain\Search\Query\ParameterBuilder; |
|
3
|
|
|
|
|
4
|
|
|
/*************************************************************** |
|
5
|
|
|
* Copyright notice |
|
6
|
|
|
* |
|
7
|
|
|
* (c) 2017 <[email protected]> |
|
8
|
|
|
* All rights reserved |
|
9
|
|
|
* |
|
10
|
|
|
* This script is part of the TYPO3 project. The TYPO3 project is |
|
11
|
|
|
* free software; you can redistribute it and/or modify |
|
12
|
|
|
* it under the terms of the GNU General Public License as published by |
|
13
|
|
|
* the Free Software Foundation; either version 2 of the License, or |
|
14
|
|
|
* (at your option) any later version. |
|
15
|
|
|
* |
|
16
|
|
|
* The GNU General Public License can be found at |
|
17
|
|
|
* http://www.gnu.org/copyleft/gpl.html. |
|
18
|
|
|
* |
|
19
|
|
|
* This script is distributed in the hope that it will be useful, |
|
20
|
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of |
|
21
|
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
|
22
|
|
|
* GNU General Public License for more details. |
|
23
|
|
|
* |
|
24
|
|
|
* This copyright notice MUST APPEAR in all copies of the script! |
|
25
|
|
|
***************************************************************/ |
|
26
|
|
|
|
|
27
|
|
|
use ApacheSolrForTypo3\Solr\System\Configuration\TypoScriptConfiguration; |
|
28
|
|
|
|
|
29
|
|
|
/** |
|
30
|
|
|
* The Highlighting ParameterProvider is responsible to build the solr query parameters |
|
31
|
|
|
* that are needed for the highlighting. |
|
32
|
|
|
* |
|
33
|
|
|
* @package ApacheSolrForTypo3\Solr\Domain\Search\Query\ParameterBuilder |
|
34
|
|
|
*/ |
|
35
|
|
|
class Highlighting implements ParameterBuilder |
|
36
|
|
|
{ |
|
37
|
|
|
|
|
38
|
|
|
/** |
|
39
|
|
|
* @var bool |
|
40
|
|
|
*/ |
|
41
|
|
|
protected $isEnabled = false; |
|
42
|
|
|
|
|
43
|
|
|
/** |
|
44
|
|
|
* @var int |
|
45
|
|
|
*/ |
|
46
|
|
|
protected $fragmentSize = 200; |
|
47
|
|
|
|
|
48
|
|
|
/** |
|
49
|
|
|
* @var string |
|
50
|
|
|
*/ |
|
51
|
|
|
protected $highlightingFieldList = ''; |
|
52
|
|
|
|
|
53
|
|
|
/** |
|
54
|
|
|
* @var string |
|
55
|
|
|
*/ |
|
56
|
|
|
protected $prefix = ''; |
|
57
|
|
|
|
|
58
|
|
|
/** |
|
59
|
|
|
* @var string |
|
60
|
|
|
*/ |
|
61
|
|
|
protected $postfix = ''; |
|
62
|
|
|
|
|
63
|
|
|
/** |
|
64
|
|
|
* Highlighting constructor. |
|
65
|
|
|
* |
|
66
|
|
|
* private constructor should only be created with the from* methods |
|
67
|
|
|
* |
|
68
|
|
|
* @param bool $isEnabled |
|
69
|
|
|
* @param int $fragmentSize |
|
70
|
|
|
* @param string $highlightingFieldList |
|
71
|
|
|
* @param string $prefix |
|
72
|
|
|
* @param string $postfix |
|
73
|
|
|
*/ |
|
74
|
|
|
private function __construct($isEnabled = false, $fragmentSize = 200, $highlightingFieldList = '', $prefix = '', $postfix = '') |
|
75
|
|
|
{ |
|
76
|
|
|
$this->isEnabled = $isEnabled; |
|
77
|
|
|
$this->fragmentSize = $fragmentSize; |
|
78
|
|
|
$this->highlightingFieldList = $highlightingFieldList; |
|
79
|
|
|
$this->prefix = $prefix; |
|
80
|
|
|
$this->postfix = $postfix; |
|
81
|
|
|
} |
|
82
|
|
|
|
|
83
|
|
|
/** |
|
84
|
|
|
* @return int |
|
85
|
|
|
*/ |
|
86
|
|
|
public function getFragmentSize(): int |
|
87
|
|
|
{ |
|
88
|
|
|
return $this->fragmentSize; |
|
89
|
|
|
} |
|
90
|
|
|
|
|
91
|
|
|
/** |
|
92
|
|
|
* @param int $fragmentSize |
|
93
|
|
|
*/ |
|
94
|
|
|
public function setFragmentSize(int $fragmentSize) |
|
95
|
|
|
{ |
|
96
|
|
|
$this->fragmentSize = $fragmentSize; |
|
97
|
|
|
} |
|
98
|
|
|
|
|
99
|
|
|
/** |
|
100
|
|
|
* @return string |
|
101
|
|
|
*/ |
|
102
|
|
|
public function getHighlightingFieldList(): string |
|
103
|
|
|
{ |
|
104
|
|
|
return $this->highlightingFieldList; |
|
105
|
|
|
} |
|
106
|
|
|
|
|
107
|
|
|
/** |
|
108
|
|
|
* @param string $highlightingFieldList |
|
109
|
|
|
*/ |
|
110
|
|
|
public function setHighlightingFieldList(string $highlightingFieldList) |
|
111
|
|
|
{ |
|
112
|
|
|
$this->highlightingFieldList = $highlightingFieldList; |
|
113
|
|
|
} |
|
114
|
|
|
|
|
115
|
|
|
/** |
|
116
|
|
|
* @return string |
|
117
|
|
|
*/ |
|
118
|
|
|
public function getPrefix(): string |
|
119
|
|
|
{ |
|
120
|
|
|
return $this->prefix; |
|
121
|
|
|
} |
|
122
|
|
|
|
|
123
|
|
|
/** |
|
124
|
|
|
* @param string $prefix |
|
125
|
|
|
*/ |
|
126
|
|
|
public function setPrefix(string $prefix) |
|
127
|
|
|
{ |
|
128
|
|
|
$this->prefix = $prefix; |
|
129
|
|
|
} |
|
130
|
|
|
|
|
131
|
|
|
/** |
|
132
|
|
|
* @return string |
|
133
|
|
|
*/ |
|
134
|
|
|
public function getPostfix(): string |
|
135
|
|
|
{ |
|
136
|
|
|
return $this->postfix; |
|
137
|
|
|
} |
|
138
|
|
|
|
|
139
|
|
|
/** |
|
140
|
|
|
* @param string $postfix |
|
141
|
|
|
*/ |
|
142
|
|
|
public function setPostfix(string $postfix) |
|
143
|
|
|
{ |
|
144
|
|
|
$this->postfix = $postfix; |
|
145
|
|
|
} |
|
146
|
|
|
|
|
147
|
|
|
/** |
|
148
|
|
|
* @return boolean |
|
149
|
|
|
*/ |
|
150
|
|
|
public function getIsEnabled() |
|
151
|
|
|
{ |
|
152
|
|
|
return $this->isEnabled; |
|
153
|
|
|
} |
|
154
|
|
|
|
|
155
|
|
|
/** |
|
156
|
|
|
* @param boolean $isEnabled |
|
157
|
|
|
*/ |
|
158
|
|
|
public function setIsEnabled($isEnabled) |
|
159
|
|
|
{ |
|
160
|
|
|
$this->isEnabled = $isEnabled; |
|
161
|
|
|
} |
|
162
|
|
|
|
|
163
|
|
|
/** |
|
164
|
|
|
* @return array |
|
165
|
|
|
*/ |
|
166
|
|
|
public function build() |
|
167
|
|
|
{ |
|
168
|
|
|
if (!$this->isEnabled) { |
|
169
|
|
|
return []; |
|
170
|
|
|
} |
|
171
|
|
|
|
|
172
|
|
|
$highlightingParameter = []; |
|
173
|
|
|
$highlightingParameter['hl'] = 'true'; |
|
174
|
|
|
$highlightingParameter['hl.fragsize'] = (int)$this->fragmentSize; |
|
175
|
|
|
|
|
176
|
|
|
if ($this->highlightingFieldList != '') { |
|
177
|
|
|
$highlightingParameter['hl.fl'] = $this->highlightingFieldList; |
|
178
|
|
|
} |
|
179
|
|
|
|
|
180
|
|
|
// the fast vector highlighter can only be used, when the fragmentSize is |
|
181
|
|
|
// higher then 17 otherwise solr throws an exception |
|
182
|
|
|
$useFastVectorHighlighter = ($this->fragmentSize >= 18); |
|
183
|
|
|
|
|
184
|
|
|
if ($useFastVectorHighlighter) { |
|
185
|
|
|
$highlightingParameter['hl.useFastVectorHighlighter'] = 'true'; |
|
186
|
|
|
$highlightingParameter['hl.tag.pre'] = $this->prefix; |
|
187
|
|
|
$highlightingParameter['hl.tag.post'] = $this->postfix; |
|
188
|
|
|
} |
|
189
|
|
|
|
|
190
|
|
|
if ($this->prefix !== '' && $this->postfix !== '') { |
|
191
|
|
|
$highlightingParameter['hl.simple.pre'] = $this->prefix; |
|
192
|
|
|
$highlightingParameter['hl.simple.post'] = $this->postfix; |
|
193
|
|
|
} |
|
194
|
|
|
|
|
195
|
|
|
return $highlightingParameter; |
|
196
|
|
|
} |
|
197
|
|
|
|
|
198
|
|
|
/** |
|
199
|
|
|
* @param TypoScriptConfiguration $solrConfiguration |
|
200
|
|
|
* @return Highlighting |
|
201
|
|
|
*/ |
|
202
|
|
|
public static function fromTypoScriptConfiguration(TypoScriptConfiguration $solrConfiguration) |
|
203
|
|
|
{ |
|
204
|
|
|
$isEnabled = $solrConfiguration->getSearchResultsHighlighting(); |
|
205
|
|
|
if (!$isEnabled) { |
|
206
|
|
|
return new Highlighting(false); |
|
207
|
|
|
} |
|
208
|
|
|
|
|
209
|
|
|
$fragmentSize = $solrConfiguration->getSearchResultsHighlightingFragmentSize(); |
|
210
|
|
|
$highlightingFields = $solrConfiguration->getSearchResultsHighlightingFields(); |
|
211
|
|
|
$wrap = explode('|', $solrConfiguration->getSearchResultsHighlightingWrap()); |
|
212
|
|
|
$prefix = isset($wrap[0]) ? $wrap[0] : ''; |
|
213
|
|
|
$postfix = isset($wrap[1]) ? $wrap[1] : ''; |
|
214
|
|
|
|
|
215
|
|
|
|
|
216
|
|
|
return new Highlighting($isEnabled, $fragmentSize, $highlightingFields, $prefix, $postfix); |
|
217
|
|
|
} |
|
218
|
|
|
} |