ConfigList::loadPhpConfig() - Code Metrics - datasift/storyplayer - Measure and Improve Code Quality continuously with Scrutinizer

ConfigList::loadPhpConfig() A
last analyzed 2016-04-05 10:50 UTC

↳ Parent: ConfigList

Complexity

Conditions	2
Paths	2

Size

Total Lines	12
Code Lines	5

Duplication

Lines	0
Ratio	0 %

Importance

Changes	1
Bugs	1	Features	0

Metric	Value
dl	0
loc	12
rs	9.4285
c	1
b	1
f	0
cc	2
eloc	5
nc	2
nop	1

<?php

/**
 * Copyright (c) 2011-present Mediasift Ltd
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 *   * Redistributions of source code must retain the above copyright
 *     notice, this list of conditions and the following disclaimer.
 *
 *   * Redistributions in binary form must reproduce the above copyright
 *     notice, this list of conditions and the following disclaimer in
 *     the documentation and/or other materials provided with the
 *     distribution.
 *
 *   * Neither the names of the copyright holders nor the names of his
 *     contributors may be used to endorse or promote products derived
 *     from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
 * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
 * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 *
 * @category  Libraries
 * @package   Storyplayer/ConfigLib
 * @author    Stuart Herbert <[email protected]>
 * @copyright 2011-present Mediasift Ltd www.datasift.com
 * @license   http://www.opensource.org/licenses/bsd-license.php  BSD License
 * @link      http://datasift.github.io/storyplayer
 */

namespace DataSift\Storyplayer\ConfigLib;

use DataSift\Storyplayer\DefinitionLib\TestEnvironment_Definition;
use DataSift\Stone\ObjectLib\BaseObject;

/**
 * tracks a list of available configs of a given type
 *
 * @category  Libraries
 * @package   Storyplayer/ConfigLib
 * @author    Stuart Herbert <[email protected]>
 * @copyright 2011-present Mediasift Ltd www.datasift.com
 * @license   http://www.opensource.org/licenses/bsd-license.php  BSD License
 * @link      http://datasift.github.io/storyplayer
 */
class ConfigList
{
    /**
     * what kind of config are we wrapping?
     *
     * this is the name of a class from ConfigLib
     *
     * @var string
     */
    private $configType = null;

    /**
     * where are we looking for these configs?
     *
     * @var array<string>
     */
    private $searchFolders = null;

    /**
     * our list of tools to go and find our config files
     *
     * @var array<ConfigFinder>
     */
    private $configFinders = [];

    /**
     * what configs (including hard-coded defaults) do we know about?
     *
     * @var array<SystemUnderTestConfig>
     */
    private $list = [];

    /**
     * constructor
     */
    public function __construct($configType, $searchFolders, $configFinders)
    {
        $this->setConfigType($configType);
        $this->setSearchFolders($searchFolders);
        $this->setConfigFinders($configFinders);
    }

    /**
     * returns the folders where we look for config files
     *
     * @return array<string>
     */
    public function getSearchFolders()
    {
        return $this->searchFolders;
    }

    /**
     * tells us where to look for config files
     *
     * @param array<string> $searchFolders
     *        the folders to search inside
     */
    public function setSearchFolders($searchFolders)
    {
        if (!is_array($searchFolders)) {
            throw new E5xx_ArrayParameterExpected(__METHOD__, '$searchFolders', $searchFolders);
        }
        $this->searchFolders = $searchFolders;
    }

    /**
     * get the list of objects that know how to find our config files
     *
     * @return array<ConfigFinder>
     */
    public function getConfigFinders()
    {
        return $this->configFinders;
    }

    /**
     * tell us how to find the config files
     *
     * @param array<ConfigFinder> $configFinders
     *        a list of config finders to use
     */
    public function setConfigFinders($configFinders)
    {
        if (!is_array($configFinders)) {
            throw new E5xx_ArrayParameterExpected(__METHOD__, '$configFinders', $configFinders);
        }
        $this->configFinders = $configFinders;
    }

    /**
     * find a list of config files in a folder, and load them
     *
     * @return void
     */
    public function findConfigs()
    {
        // which config files do we need to load?
        $filenames = $this->findConfigFilenames();

        // let's get them loaded
        foreach ($filenames as $filename) {
            // the file extension determines how we handle it
            $ext = pathinfo($filename, PATHINFO_EXTENSION);
            switch ($ext) {
                case "json":
                    $config = $this->loadJsonConfig($filename);
                    break;
                case "php":
                    $config = $this->loadPhpConfig($filename);
                    break;
                default:
                    // should never happen, but just in case
                    throw new E5xx_UnsupportedConfigFileExtension($filename);
            }

            // at this point, we have a WrappedConfig to add to our list
            $this->list[$config->getName()] = $config;
        }

        // we want our list of configs to be sorted, to make presentation
        // to end-users easier
        ksort($this->list);

        // all done
    }

    /**
     * load a SPv2.0-style JSON configs
     *
     * @return object
     */
    protected function loadJsonConfig($filename)
    {
        $config = $this->newWrappedConfigObject();
        $config->loadConfigFromFile($filename);
        $config->validateConfig();

        // all done
        return $config;
    }

    /**
     * load a SPv2.3-style PHP config
     *
     * @todo we need (at some point) to move the check for a return value
     *       out to somewhere else
     *
     * @return object
     */
    protected function loadPhpConfig($filename)
    {
        $config = require ($filename);

        // make sure we have a definition!
        if (!$config instanceof TestEnvironment_Definition) {
            throw new E4xx_TestEnvironmentFileMustReturnADefinition($filename);
        }

        // all done
        return $config;
    }

    /**
     * build a list of the config files found by the ConfigFinders
     *
     * @return array<string>
     */
    protected function findConfigFilenames()
    {
        // where are we looking?
        $searchFolders = $this->getSearchFolders();

        // how are we looking?
        $configFinders = $this->getConfigFinders();

        // our return value
        $filenames = [];

        foreach ($searchFolders as $searchFolder) {
            // do we have somewhere to look?
            if (null === $searchFolder || !is_dir($searchFolder)) {
                continue;
            }

            // build our list
            foreach ($configFinders as $configFinder) {
                $filenames = array_merge($filenames, $configFinder->getListOfConfigFilesIn($searchFolder));
            }
        }

        // all done
        return $filenames;
    }

    /**
     * what type of content are we a list of?
     *
     * @return string
     */
    public function getConfigType()
    {
        return $this->configType;
    }

    /**
     * tells us what type of content we are going to be a list of
     *
     * @param string $configType
     *        the name of a class from ConfigLib
     */
    public function setConfigType($configType)
    {
        $this->configType = $configType;
        $classname = $this->getWrappedConfigClassname();

        if (!class_exists($classname)) {
            throw new E4xx_NoSuchConfigClass($classname);
        }
    }

    /**
     * returns a classname you can use for creating objects
     *
     * @return string
     */
    public function getWrappedConfigClassname()
    {
        return $this->configType;
    }

    /**
     * returns a object of the correct type for the content we are listing
     *
     * @return object
     */
    public function newWrappedConfigObject()
    {
        $classname = $this->getWrappedConfigClassname();
        $obj = new $classname;

        return $obj;
    }

    /**
     * inject a config into our list
     *
     * useful for adding in hard-coded config options
     *
     * @param string $name
     *        the name of the config to inject
     * @param object $config
     *        the config to inject into our list
     */
    public function addEntry($name, $config)
    {
        // make sure $config is the right type
        $classname = $this->getWrappedConfigClassname();
        if (!$config instanceof $classname) {
            throw new E4xx_IncompatibleConfigClass($classname, get_class($config));
        }

        // if we get here, all is good
        $this->list[$name] = $config;

        // keep the configs sorted
        ksort($this->list);
    }

    /**
     * retrieve a single config entry
     *
     * @param  string $name
     *         the name of the config to retrieve
     * @return array|object
     */
    public function getEntry($name)
    {
        if (!isset($this->list[$name])) {
            throw new E4xx_NoSuchConfigEntry($name);
        }

        return $this->list[$name];
    }

    /**
     * do we have a config entry called $name?
     *
     * @param  string $name
     *         the name of the config to check for
     * @return boolean
     */
    public function hasEntry($name)
    {
        if (!isset($this->list[$name])) {
            return false;
        }

        return true;
    }

    /**
     * returns our list of all known configs
     *
     * @return array
     */
    public function getEntries()
    {
        return $this->list;
    }

    /**
     * returns the names of all of the entries in our list
     *
     * @return array<string>

     */
    public function getEntryNames()
    {
        return array_keys($this->list);
    }

    /**
     * add config entries from a hard-coded list
     *
     * @param HardCodedList $hardCodedDefaults
     *        the entries to add
     */
    public function addHardCodedList(HardCodedList $hardCodedDefaults)
    {
        $list = $hardCodedDefaults->getConfigs();

        foreach ($list as $name => $config)
        {
            $this->addEntry($name, $config);
        }
    }
}


1			<?php
2
3			/**
4			* Copyright (c) 2011-present Mediasift Ltd
5			* All rights reserved.
6			*
7			* Redistribution and use in source and binary forms, with or without
8			* modification, are permitted provided that the following conditions
9			* are met:
10			*
11			* * Redistributions of source code must retain the above copyright
12			* notice, this list of conditions and the following disclaimer.
13			*
14			* * Redistributions in binary form must reproduce the above copyright
15			* notice, this list of conditions and the following disclaimer in
16			* the documentation and/or other materials provided with the
17			* distribution.
18			*
19			* * Neither the names of the copyright holders nor the names of his
20			* contributors may be used to endorse or promote products derived
21			* from this software without specific prior written permission.
22			*
23			* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
24			* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
25			* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
26			* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
27			* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
28			* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
29			* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
30			* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
31			* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
32			* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
33			* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
34			* POSSIBILITY OF SUCH DAMAGE.
35			*
36			* @category Libraries
37			* @package Storyplayer/ConfigLib
38			* @author Stuart Herbert <[email protected]>
39			* @copyright 2011-present Mediasift Ltd www.datasift.com
40			* @license http://www.opensource.org/licenses/bsd-license.php BSD License
41			* @link http://datasift.github.io/storyplayer
42			*/
43
44			namespace DataSift\Storyplayer\ConfigLib;
45
46			use DataSift\Storyplayer\DefinitionLib\TestEnvironment_Definition;
47			use DataSift\Stone\ObjectLib\BaseObject;
48
49			/**
50			* tracks a list of available configs of a given type
51			*
52			* @category Libraries
53			* @package Storyplayer/ConfigLib
54			* @author Stuart Herbert <[email protected]>
55			* @copyright 2011-present Mediasift Ltd www.datasift.com
56			* @license http://www.opensource.org/licenses/bsd-license.php BSD License
57			* @link http://datasift.github.io/storyplayer
58			*/
59			class ConfigList
60			{
61			/**
62			* what kind of config are we wrapping?
63			*
64			* this is the name of a class from ConfigLib
65			*
66			* @var string
67			*/
68			private $configType = null;
69
70			/**
71			* where are we looking for these configs?
72			*
73			* @var array<string>
74			*/
75			private $searchFolders = null;
76
77			/**
78			* our list of tools to go and find our config files
79			*
80			* @var array<ConfigFinder>
81			*/
82			private $configFinders = [];
83
84			/**
85			* what configs (including hard-coded defaults) do we know about?
86			*
87			* @var array<SystemUnderTestConfig>
88			*/
89			private $list = [];
90
91			/**
92			* constructor
93			*/
94			public function __construct($configType, $searchFolders, $configFinders)
95			{
96			$this->setConfigType($configType);
97			$this->setSearchFolders($searchFolders);
98			$this->setConfigFinders($configFinders);
99			}
100
101			/**
102			* returns the folders where we look for config files
103			*
104			* @return array<string>
105			*/
106			public function getSearchFolders()
107			{
108			return $this->searchFolders;
109			}
110
111			/**
112			* tells us where to look for config files
113			*
114			* @param array<string> $searchFolders
115			* the folders to search inside
116			*/
117			public function setSearchFolders($searchFolders)
118			{
119			if (!is_array($searchFolders)) {
120			throw new E5xx_ArrayParameterExpected(__METHOD__, '$searchFolders', $searchFolders);
121			}
122			$this->searchFolders = $searchFolders;
123			}
124
125			/**
126			* get the list of objects that know how to find our config files
127			*
128			* @return array<ConfigFinder>
129			*/
130			public function getConfigFinders()
131			{
132			return $this->configFinders;
133			}
134
135			/**
136			* tell us how to find the config files
137			*
138			* @param array<ConfigFinder> $configFinders
139			* a list of config finders to use
140			*/
141			public function setConfigFinders($configFinders)
142			{
143			if (!is_array($configFinders)) {
144			throw new E5xx_ArrayParameterExpected(__METHOD__, '$configFinders', $configFinders);
145			}
146			$this->configFinders = $configFinders;
147			}
148
149			/**
150			* find a list of config files in a folder, and load them
151			*
152			* @return void
153			*/
154			public function findConfigs()
155			{
156			// which config files do we need to load?
157			$filenames = $this->findConfigFilenames();
158
159			// let's get them loaded
160			foreach ($filenames as $filename) {
161			// the file extension determines how we handle it
162			$ext = pathinfo($filename, PATHINFO_EXTENSION);
163			switch ($ext) {
164			case "json":
165			$config = $this->loadJsonConfig($filename);
166			break;
167			case "php":
168			$config = $this->loadPhpConfig($filename);
169			break;
170			default:
171			// should never happen, but just in case
172			throw new E5xx_UnsupportedConfigFileExtension($filename);
173			}
174
175			// at this point, we have a WrappedConfig to add to our list
176			$this->list[$config->getName()] = $config;
177			}
178
179			// we want our list of configs to be sorted, to make presentation
180			// to end-users easier
181			ksort($this->list);
182
183			// all done
184			}
185
186			/**
187			* load a SPv2.0-style JSON configs
188			*
189			* @return object
190			*/
191			protected function loadJsonConfig($filename)
192			{
193			$config = $this->newWrappedConfigObject();
194			$config->loadConfigFromFile($filename);
195			$config->validateConfig();
196
197			// all done
198			return $config;
199			}
200
201			/**
202			* load a SPv2.3-style PHP config
203			*
204			* @todo we need (at some point) to move the check for a return value
205			* out to somewhere else
206			*
207			* @return object
208			*/
209			protected function loadPhpConfig($filename)
210			{
211			$config = require ($filename);
212
213			// make sure we have a definition!
214			if (!$config instanceof TestEnvironment_Definition) {
215			throw new E4xx_TestEnvironmentFileMustReturnADefinition($filename);
216			}
217
218			// all done
219			return $config;
220			}
221
222			/**
223			* build a list of the config files found by the ConfigFinders
224			*
225			* @return array<string>
226			*/
227			protected function findConfigFilenames()
228			{
229			// where are we looking?
230			$searchFolders = $this->getSearchFolders();
231
232			// how are we looking?
233			$configFinders = $this->getConfigFinders();
234
235			// our return value
236			$filenames = [];
237
238			foreach ($searchFolders as $searchFolder) {
239			// do we have somewhere to look?
240			if (null === $searchFolder \|\| !is_dir($searchFolder)) {
241			continue;
242			}
243
244			// build our list
245			foreach ($configFinders as $configFinder) {
246			$filenames = array_merge($filenames, $configFinder->getListOfConfigFilesIn($searchFolder));
247			}
248			}
249
250			// all done
251			return $filenames;
252			}
253
254			/**
255			* what type of content are we a list of?
256			*
257			* @return string
258			*/
259			public function getConfigType()
260			{
261			return $this->configType;
262			}
263
264			/**
265			* tells us what type of content we are going to be a list of
266			*
267			* @param string $configType
268			* the name of a class from ConfigLib
269			*/
270			public function setConfigType($configType)
271			{
272			$this->configType = $configType;
273			$classname = $this->getWrappedConfigClassname();
274
275			if (!class_exists($classname)) {
276			throw new E4xx_NoSuchConfigClass($classname);
277			}
278			}
279
280			/**
281			* returns a classname you can use for creating objects
282			*
283			* @return string
284			*/
285			public function getWrappedConfigClassname()
286			{
287			return $this->configType;
288			}
289
290			/**
291			* returns a object of the correct type for the content we are listing
292			*
293			* @return object
294			*/
295			public function newWrappedConfigObject()
296			{
297			$classname = $this->getWrappedConfigClassname();
298			$obj = new $classname;
299
300			return $obj;
301			}
302
303			/**
304			* inject a config into our list
305			*
306			* useful for adding in hard-coded config options
307			*
308			* @param string $name
309			* the name of the config to inject
310			* @param object $config
311			* the config to inject into our list
312			*/
313			public function addEntry($name, $config)
314			{
315			// make sure $config is the right type
316			$classname = $this->getWrappedConfigClassname();
317			if (!$config instanceof $classname) {
318			throw new E4xx_IncompatibleConfigClass($classname, get_class($config));
319			}
320
321			// if we get here, all is good
322			$this->list[$name] = $config;
323
324			// keep the configs sorted
325			ksort($this->list);
326			}
327
328			/**
329			* retrieve a single config entry
330			*
331			* @param string $name
332			* the name of the config to retrieve
333			* @return array\|object
334			*/
335			public function getEntry($name)
336			{
337			if (!isset($this->list[$name])) {
338			throw new E4xx_NoSuchConfigEntry($name);
339			}
340
341			return $this->list[$name];
342			}
343
344			/**
345			* do we have a config entry called $name?
346			*
347			* @param string $name
348			* the name of the config to check for
349			* @return boolean
350			*/
351			public function hasEntry($name)
352			{
353			if (!isset($this->list[$name])) {
354			return false;
355			}
356
357			return true;
358			}
359
360			/**
361			* returns our list of all known configs
362			*
363			* @return array
364			*/
365			public function getEntries()
366			{
367			return $this->list;
368			}
369
370			/**
371			* returns the names of all of the entries in our list
372			*
373			* @return array<string>
			0 ignored issues – show Documentation introduced 2015-12-07 15:44 UTC by Report Bug Copy Issue Report Should the return type not be `integer[]`? This check compares the return type specified in the `@return` annotation of a function or method doc comment with the types returned by the function and raises an issue if they mismatch. Loading history...
374			*/
375			public function getEntryNames()
376			{
377			return array_keys($this->list);
378			}
379
380			/**
381			* add config entries from a hard-coded list
382			*
383			* @param HardCodedList $hardCodedDefaults
384			* the entries to add
385			*/
386			public function addHardCodedList(HardCodedList $hardCodedDefaults)
387			{
388			$list = $hardCodedDefaults->getConfigs();
389
390			foreach ($list as $name => $config)
391			{
392			$this->addEntry($name, $config);
393			}
394			}
395			}
396

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ConfigList::loadPhpConfig() A last analyzed 2016-04-05 10:50 UTC

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ConfigList::loadPhpConfig() A
last analyzed 2016-04-05 10:50 UTC