Completed
Pull Request — master (#43)
by Jitendra
02:05
created

DocsCommand::getMethodMetadata()   A

Complexity

Conditions 3
Paths 4

Size

Total Lines 17
Code Lines 9

Duplication

Lines 0
Ratio 0 %

Importance

Changes 0
Metric Value
cc 3
eloc 9
nc 4
nop 1
dl 0
loc 17
rs 9.9666
c 0
b 0
f 0
1
<?php
2
3
/*
4
 * This file is part of the PHINT package.
5
 *
6
 * (c) Jitendra Adhikari <[email protected]>
7
 *     <https://github.com/adhocore>
8
 *
9
 * Licensed under MIT license.
10
 */
11
12
namespace Ahc\Phint\Console;
13
14
use Ahc\Phint\Generator\TwigGenerator;
15
use Ahc\Phint\Util\Composer;
16
use CrazyFactory\DocBlocks\DocBlock;
17
18
class DocsCommand extends BaseCommand
19
{
20
    /** @var string Command name */
21
    protected $_name = 'docs';
22
23
    /** @var string Command description */
24
    protected $_desc = 'Generate basic readme docs from docblocks';
25
26
    /** @var string Current working dir */
27
    protected $_workDir;
28
29
    /**
30
     * Configure the command options/arguments.
31
     *
32
     * @return void
33
     */
34
    protected function onConstruct()
35
    {
36
        $this->_workDir  = \realpath(\getcwd());
37
38
        $this
39
            ->option('-o --output', 'Output file (default README.md). For old project you should use something else'
40
                ."\n(OR mark region with <!-- DOCS START --> and <!-- DOCS END --> to inject docs)",
41
                null, 'README.md'
42
            )
43
            ->option('-a --with-abstract', 'Create stub for abstract/interface class')
44
            ->usage(
45
                '<bold>  phint docs</end>               Appends to readme.md<eol/>' .
46
                '<bold>  phint d</end> <comment>-o docs/api.md</end>   Writes to docs/api.md<eol/>'
47
            );
48
    }
49
50
    /**
51
     * Generate test stubs.
52
     *
53
     * @return void
54
     */
55
    public function execute()
56
    {
57
        $io = $this->app()->io();
58
59
        $io->comment('Preparing metadata ...', true);
60
        $docsMetadata = $this->prepare();
61
62
        if (empty($docsMetadata)) {
63
            $io->bgGreen('Looks like nothing to do here', true);
64
65
            return;
66
        }
67
68
        $io->comment('Generating docs ...', true);
69
        $generated = $this->generate($docsMetadata, $this->values());
70
71
        if ($generated) {
72
            $io->cyan("$generated doc(s) generated", true);
73
        }
74
75
        $io->ok('Done', true);
76
    }
77
78
    protected function prepare(): array
79
    {
80
        // Sorry psr-0!
81
        $namespaces = $this->_composer->config('autoload.psr-4');
82
83
        $srcPaths = [];
84
        foreach ($namespaces as $ns => $path) {
85
            if (\preg_match('!^(source|src|lib|class)/?!', $path)) {
86
                $srcPaths[] = $this->_pathUtil->join($this->_workDir, $path);
87
            } else {
88
                unset($namespaces[$ns]);
89
            }
90
        }
91
92
        $classes = $this->_pathUtil->loadClasses($srcPaths, \array_keys($namespaces));
93
94
        return $this->getClassesMetadata($classes);
95
    }
96
97
    protected function getClassesMetadata(array $classes): array
98
    {
99
        $metadata = [];
100
101
        foreach ($classes as $classFqcn) {
102
            if ([] === $meta = $this->getClassMetadata($classFqcn)) {
103
                continue;
104
            }
105
106
            $metadata[] = $meta;
107
        }
108
109
        return $metadata;
110
    }
111
112
    protected function getClassMetadata(string $classFqcn): array
113
    {
114
        $reflex = new \ReflectionClass($classFqcn);
115
116
        if (!$this->shouldGenerateDocs($reflex)) {
117
            return [];
118
        }
119
120
        $methods = [];
121
        $isTrait = $reflex->isTrait();
122
        $name    = $reflex->getShortName();
123
        $exclude = ['__construct', '__destruct'];
124
125
        foreach ($reflex->getMethods(\ReflectionMethod::IS_PUBLIC) as $m) {
126
            if ($m->class !== $classFqcn && \in_array($m->name, $exclude)) {
127
                continue;
128
            }
129
130
            $methods[$m->name] = $this->getMethodMetadata($m);
131
        }
132
133
        if (empty($methods)) {
134
            return [];
135
        }
136
137
        $texts = (new DocBlock($reflex))->texts();
138
        $title = \array_shift($texts);
139
140
        return \compact('classFqcn', 'name', 'isTrait', 'title', 'texts', 'methods');
141
    }
142
143
    protected function shouldGenerateDocs(\ReflectionClass $reflex): bool
144
    {
145
        if ($this->abstract) {
0 ignored issues
show
Bug Best Practice introduced by
The property abstract does not exist on Ahc\Phint\Console\DocsCommand. Since you implemented __get, consider adding a @property annotation.
Loading history...
146
            return true;
147
        }
148
149
        return !$reflex->isInterface() && !$reflex->isAbstract();
150
    }
151
152
    protected function getMethodMetadata(\ReflectionMethod $method): array
153
    {
154
        $params = [];
155
        $parser = new DocBlock($method);
156
157
        foreach ($parser->find('param') as $param) {
158
            $params[] = \preg_replace(['/(.*\$\w+)(.*)/', '/ +/'], ['$1', ' '], $param->getValue());
159
        }
160
161
        if (null !== $return = $parser->first('return')) {
162
            $return = \preg_replace('/ .*?$/', '', $return->getValue());
163
        }
164
165
        $texts = $parser->texts();
166
        $title = \array_shift($texts);
167
168
        return ['static' => $method->isStatic()] + \compact('title', 'texts', 'params', 'return');
169
    }
170
171
    protected function generate(array $docsMetadata, array $parameters): int
172
    {
173
        $templatePath = __DIR__ . '/../../resources';
174
        $generator    = new TwigGenerator($templatePath, $this->getCachePath());
175
176
        if (!$this->_pathUtil->isAbsolute($parameters['output'])) {
177
            $parameters['output'] = $this->_pathUtil->join($this->_workDir, $parameters['output']);
178
        }
179
180
        return $generator->generateDocs($docsMetadata, $parameters);
181
    }
182
}
183