Completed
Push — master ( fd2656...655942 )
by Daniel
03:32
created

CommonLibLocale::getTimestampFloat()   A

Complexity

Conditions 1
Paths 1

Size

Total Lines 4
Code Lines 2

Duplication

Lines 0
Ratio 0 %

Importance

Changes 1
Bugs 0 Features 0
Metric Value
c 1
b 0
f 0
dl 0
loc 4
rs 10
cc 1
eloc 2
nc 1
nop 1
1
<?php
2
3
/**
4
 *
5
 * The MIT License (MIT)
6
 *
7
 * Copyright (c) 2015 Daniel Popiniuc
8
 *
9
 * Permission is hereby granted, free of charge, to any person obtaining a copy
10
 * of this software and associated documentation files (the "Software"), to deal
11
 * in the Software without restriction, including without limitation the rights
12
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
13
 * copies of the Software, and to permit persons to whom the Software is
14
 * furnished to do so, subject to the following conditions:
15
 *
16
 * The above copyright notice and this permission notice shall be included in all
17
 * copies or substantial portions of the Software.
18
 *
19
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
20
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
21
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
22
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
23
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
24
 *  OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
25
 * SOFTWARE.
26
 *
27
 */
28
29
namespace danielgp\common_lib;
30
31
/**
32
 * Usefull functions to support multi-language feedback
33
 *
34
 * @author Daniel Popiniuc
35
 */
36
trait CommonLibLocale
37
{
38
39
    protected $commonLibFlags   = null;
40
    protected $tCmnLb           = null;
41
    protected $tCmnRequest      = null;
42
    protected $tCmnSession      = null;
43
    protected $tCmnSuperGlobals = null;
44
45
    private function getCommonLocaleFolder()
46
    {
47
        $pathes     = explode(DIRECTORY_SEPARATOR, __DIR__);
48
        $pathDepth  = count($pathes);
49
        $localePath = [];
50
        foreach ($pathes as $key => $value) {
51
            if ($key < ($pathDepth - 1)) {
52
                $localePath[] = $value;
53
            }
54
        }
55
        return implode(DIRECTORY_SEPARATOR, $localePath);
56
    }
57
58
    private function getTimestampArray($crtTime)
59
    {
60
        return ['float' => $this->getTimestampFloat($crtTime), 'string' => $this->getTimestampString($crtTime)];
61
    }
62
63
    private function getTimestampFloat($crtTime)
64
    {
65
        return ($crtTime['sec'] + $crtTime['usec'] / pow(10, 6));
66
    }
67
68
    protected function getTimestampRaw($returnType)
69
    {
70
        return call_user_func([$this, 'getTimestamp' . ucfirst($returnType)], gettimeofday());
71
    }
72
73
    private function getTimestampString($crtTime)
74
    {
75
        return implode('', [
76
            '<span style="color:black!important;font-weight:bold;">[',
77
            date('Y-m-d H:i:s.', $crtTime['sec']),
78
            substr(round($crtTime['usec'], -3), 0, 3),
79
            ']</span> '
80
        ]);
81
    }
82
83
    /**
84
     * Stores given language or default one into global session variable
85
     * (In order to avoid potential language injections from other applications session will revert
86
     * to the default language if application one is not among the one are not supported here)
87
     *
88
     * @return NOTHING
89
     */
90
    private function handleLanguageIntoSession()
91
    {
92
        $this->settingsCommonLib();
93
        $this->initializeSprGlbAndSession();
94
        if (is_null($this->tCmnSuperGlobals->get('lang'))) {
95
            if (!is_null($this->tCmnSession->get('lang'))) {
96
                $this->tCmnSession->set('lang', filter_var($this->tCmnSession->get('lang'), FILTER_SANITIZE_STRING));
97
            } elseif (is_null($this->tCmnSession->get('lang'))) {
98
                $this->tCmnSession->set('lang', $this->commonLibFlags['default_language']);
99
            }
100
        } elseif (!is_null($this->tCmnSuperGlobals->get('lang'))) {
101
            $this->tCmnSession->set('lang', filter_var($this->tCmnSuperGlobals->get('lang'), FILTER_SANITIZE_STRING));
102
        }
103
        $this->normalizeLocalizationIntoSession();
104
    }
105
106
    /**
107
     * Takes care of instatiation of localization libraries
108
     * used within current module for multi-languages support
109
     *
110
     * @return NOTHING
111
     */
112
    private function handleLocalizationCommon()
113
    {
114
        $this->handleLanguageIntoSession();
115
        $localizationFile = $this->getCommonLocaleFolder() . '/locale/'
116
                . $this->tCmnSession->get('lang') . '/LC_MESSAGES/'
117
                . $this->commonLibFlags['localization_domain']
118
                . '.mo';
119
        $extrClass        = new \Gettext\Extractors\Mo();
120
        $translations     = $extrClass->fromFile($localizationFile);
121
        $this->tCmnLb     = new \Gettext\Translator();
122
        $this->tCmnLb->loadTranslations($translations);
123
    }
124
125
    protected function initializeSprGlbAndSession()
126
    {
127
        if (is_null($this->tCmnSuperGlobals)) {
128
            $this->tCmnRequest      = new \Symfony\Component\HttpFoundation\Request;
129
            $this->tCmnSuperGlobals = $this->tCmnRequest->createFromGlobals();
130
        }
131
        if (is_null($this->tCmnSession)) {
132
            $sBridge           = new \Symfony\Component\HttpFoundation\Session\Storage\PhpBridgeSessionStorage();
133
            $this->tCmnSession = new \Symfony\Component\HttpFoundation\Session\Session($sBridge);
134
            $this->tCmnSession->start();
135
        }
136
    }
137
138
    /**
139
     * Central function to deal with multi-language messages
140
     *
141
     * @param string $localizedStringCode
142
     * @return string
143
     */
144
    protected function lclMsgCmn($localizedStringCode)
145
    {
146
        if (is_null($this->tCmnLb)) {
147
            $this->settingsCommonLib();
148
            $this->handleLocalizationCommon();
149
        }
150
        return $this->tCmnLb->gettext($localizedStringCode);
151
    }
152
153
    protected function lclMsgCmnNumber($singularString, $pluralString, $numberToEvaluate)
154
    {
155
        if (is_null($this->tCmnLb)) {
156
            $this->settingsCommonLib();
157
            $this->handleLocalizationCommon();
158
        }
159
        return $this->tCmnLb->ngettext($singularString, $pluralString, $numberToEvaluate);
160
    }
161
162
    private function normalizeLocalizationIntoSession()
163
    {
164
        if (!array_key_exists($this->tCmnSession->get('lang'), $this->commonLibFlags['available_languages'])) {
165
            $this->tCmnSession->set('lang', $this->commonLibFlags['default_language']);
166
        }
167
    }
168
169
    /**
170
     * Returns proper result from a mathematical division in order to avoid
171
     * Zero division erorr or Infinite results
172
     *
173
     * @param float $fAbove
174
     * @param float $fBelow
175
     * @param mixed $mArguments
176
     * @return decimal
177
     */
178
    protected function setDividedResult($fAbove, $fBelow, $mArguments = 0)
179
    {
180
        if (($fAbove == 0) || ($fBelow == 0)) { // prevent infinite result AND division by 0
181
            return 0;
182
        }
183
        if (is_array($mArguments)) {
184
            $frMinMax = [
185
                'MinFractionDigits' => $mArguments[1],
186
                'MaxFractionDigits' => $mArguments[1],
187
            ];
188
            return $this->setNumberFormat(($fAbove / $fBelow), $frMinMax);
189
        }
190
        return $this->setNumberFormat(round(($fAbove / $fBelow), $mArguments));
191
    }
192
193
    protected function setNumberFormat($content, $features = null)
194
    {
195
        $features = $this->setNumberFormatFeatures($features);
196
        $fmt      = new \NumberFormatter($features['locale'], $features['style']);
197
        $fmt->setAttribute(\NumberFormatter::MIN_FRACTION_DIGITS, $features['MinFractionDigits']);
198
        $fmt->setAttribute(\NumberFormatter::MAX_FRACTION_DIGITS, $features['MaxFractionDigits']);
199
        return $fmt->format($content);
200
    }
201
202
    private function setNumberFormatFeatures($features)
203
    {
204
        $this->handleLanguageIntoSession();
205
        if (is_null($features)) {
206
            $features = [
207
                'locale'            => $this->tCmnSession->get('lang'),
208
                'style'             => \NumberFormatter::DECIMAL,
209
                'MinFractionDigits' => 0,
210
                'MaxFractionDigits' => 0,
211
            ];
212
        }
213
        if (!array_key_exists('locale', $features)) {
214
            $features['locale'] = $this->tCmnSession->get('lang');
215
        }
216
        if (!array_key_exists('style', $features)) {
217
            $features['style'] = \NumberFormatter::DECIMAL;
218
        }
219
        return $features;
220
    }
221
222
    /**
223
     * Settings
224
     *
225
     * @return NOTHING
226
     */
227
    private function settingsCommonLib()
228
    {
229
        $this->commonLibFlags = [
230
            'available_languages' => [
231
                'en_US' => 'US English',
232
                'ro_RO' => 'Română',
233
                'it_IT' => 'Italiano',
234
            ],
235
            'default_language'    => 'en_US',
236
            'localization_domain' => 'common-locale'
237
        ];
238
    }
239
}
240