CacheKey::getBindingsSlug() - Code Metrics - Inspection of "Merge pull request #343 from Drewdan/feature/globa..." - GeneaLabs/laravel-model-caching - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Push — master ( fec279...e7bead )

by Mike

created 2020-04-29 13:00 UTC

CacheKey::getBindingsSlug() A

↳ Parent: CacheKey

Complexity

Conditions	2
Paths	2

Size

Total Lines	7
Code Lines	3

Duplication

Lines	0
Ratio	0 %

Importance

Changes

Metric	Value
cc	2
eloc	3
nc	2
nop	0
dl	0
loc	7
rs	10
c	0
b	0
f	0

<?php namespace GeneaLabs\LaravelModelCaching;

use Exception;
use GeneaLabs\LaravelModelCaching\Traits\CachePrefixing;
use Illuminate\Support\Arr;
use Illuminate\Support\Collection;
use Illuminate\Support\Str;
use Ramsey\Uuid\Uuid;

class CacheKey
{
    use CachePrefixing;

    protected $currentBinding = 0;
    protected $eagerLoad;
    protected $macroKey;
    protected $model;
    protected $query;

    public function __construct(
        array $eagerLoad,
        $model,
        $query,
        $macroKey
    ) {
        $this->eagerLoad = $eagerLoad;
        $this->macroKey = $macroKey;
        $this->model = $model;
        $this->query = $query;
    }

    public function make(
        array $columns = ["*"],
        $idColumn = null,
        string $keyDifferentiator = ""
    ) : string {
        $key = $this->getCachePrefix();
        $key .= $this->getTableSlug();
        $key .= $this->getModelSlug();
        $key .= $this->getIdColumn($idColumn ?: "");
        $key .= $this->getQueryColumns($columns);
        $key .= $this->getWhereClauses();
        $key .= $this->getWithModels();
        $key .= $this->getOrderByClauses();
        $key .= $this->getOffsetClause();
        $key .= $this->getLimitClause();
        $key .= $this->getBindingsSlug();
        $key .= $keyDifferentiator;
        $key .= $this->macroKey;
// dump($key);
        return $key;
    }

    protected function getIdColumn(string $idColumn) : string
    {
        return $idColumn ? "_{$idColumn}" : "";
    }

    protected function getLimitClause() : string
    {
        if (! property_exists($this->query, "limit")
            || ! $this->query->limit
        ) {
            return "";
        }

        return "-limit_{$this->query->limit}";
    }

    protected function getTableSlug() : string
    {
        return (new Str)->slug($this->model->getTable())
            . ":";
    }

    protected function getModelSlug() : string
    {
        return (new Str)->slug(get_class($this->model));
    }

    protected function getOffsetClause() : string
    {
        if (! property_exists($this->query, "offset")
            || ! $this->query->offset
        ) {
            return "";
        }

        return "-offset_{$this->query->offset}";
    }

    protected function getOrderByClauses() : string
    {
        if (! property_exists($this->query, "orders")
            || ! $this->query->orders
        ) {
            return "";
        }

        $orders = collect($this->query->orders);

        return $orders
            ->reduce(function ($carry, $order) {
                if (($order["type"] ?? "") === "Raw") {
                    return $carry . "_orderByRaw_" . (new Str)->slug($order["sql"]);
                }

                return $carry . "_orderBy_" . $order["column"] . "_" . $order["direction"];
            })
            ?: "";
    }

    protected function getQueryColumns(array $columns) : string
    {
        if (($columns === ["*"]
                || $columns === [])
            && (! property_exists($this->query, "columns")
                || ! $this->query->columns)
        ) {
            return "";
        }

        if (property_exists($this->query, "columns")
            && $this->query->columns
        ) {
            return "_" . implode("_", $this->query->columns);
        }

        return "_" . implode("_", $columns);
    }

    protected function getTypeClause($where) : string
    {
        $type = in_array($where["type"], ["InRaw", "In", "NotIn", "Null", "NotNull", "between", "NotInSub", "InSub", "JsonContains"])
            ? strtolower($where["type"])
            : strtolower($where["operator"]);

        return str_replace(" ", "_", $type);
    }

    protected function getValuesClause(array $where = []) : string
    {
        if (! $where
            || in_array($where["type"], ["NotNull", "Null"])
        ) {
            return "";
        }

        $values = $this->getValuesFromWhere($where);
        $values = $this->getValuesFromBindings($where, $values);

        return "_" . $values;
    }

    protected function getValuesFromWhere(array $where) : string
    {
        if (array_key_exists("value", $where)
            && is_object($where["value"])
            && get_class($where["value"]) === "DateTime"
        ) {
            return $where["value"]->format("Y-m-d-H-i-s");
        }

        if (is_array((new Arr)->get($where, "values"))) {
            return implode("_", collect($where["values"])->flatten()->toArray());
        }

        if (is_array((new Arr)->get($where, "value"))) {
            return implode("_", collect($where["value"])->flatten()->toArray());
        }

        return (new Arr)->get($where, "value", "");
    }

    protected function getValuesFromBindings(array $where, string $values) : string
    {
        if (($this->query->bindings["where"][$this->currentBinding] ?? false) !== false) {
            $values = $this->query->bindings["where"][$this->currentBinding];
            $this->currentBinding++;

            if ($where["type"] === "between") {
                $values .= "_" . $this->query->bindings["where"][$this->currentBinding];
                $this->currentBinding++;
            }
        }

        if (is_object($values)
            && get_class($values) === "DateTime"
        ) {
            $values = $values->format("Y-m-d-H-i-s");
        }

        return $values;
    }

    protected function getWhereClauses(array $wheres = []) : string
    {
        return "" . $this->getWheres($wheres)
            ->reduce(function ($carry, $where) {
                $value = $carry;
                $value .= $this->getNestedClauses($where);
                $value .= $this->getColumnClauses($where);
                $value .= $this->getRawClauses($where);
                $value .= $this->getInAndNotInClauses($where);
                $value .= $this->getOtherClauses($where);

                return $value;
            });
    }

    protected function getNestedClauses(array $where) : string
    {
        if (! in_array($where["type"], ["Exists", "Nested", "NotExists"])) {
            return "";
        }

        return "-" . strtolower($where["type"]) . $this->getWhereClauses($where["query"]->wheres);
    }

    protected function getColumnClauses(array $where) : string
    {
        if ($where["type"] !== "Column") {
            return "";
        }

        return "-{$where["boolean"]}_{$where["first"]}_{$where["operator"]}_{$where["second"]}";
    }

    protected function getInAndNotInClauses(array $where) : string
    {
        if (! in_array($where["type"], ["In", "NotIn", "InRaw"])) {
            return "";
        }

        $type = strtolower($where["type"]);
        $subquery = $this->getValuesFromWhere($where);
        $values = collect($this->query->bindings["where"][$this->currentBinding] ?? []);

        if (Str::startsWith($subquery, $values->first())) {
            $this->currentBinding += count($where["values"]);
        }

        if (! is_numeric($subquery) && ! is_numeric(str_replace("_", "", $subquery))) {
            try {
                $subquery = Uuid::fromBytes($subquery);
                $values = $this->recursiveImplode([$subquery], "_");

                return "-{$where["column"]}_{$type}{$values}";
            } catch (Exception $exception) {
                // do nothing
            }
        }

        $subquery = preg_replace('/\?(?=(?:[^"]*"[^"]*")*[^"]*\Z)/m', "_??_", $subquery);
        $subquery = collect(vsprintf(str_replace("_??_", "%s", $subquery), $values->toArray()));
        $values = $this->recursiveImplode($subquery->toArray(), "_");

        return "-{$where["column"]}_{$type}{$values}";
    }

    protected function recursiveImplode(array $items, string $glue = ",") : string
    {
        $result = "";

        foreach ($items as $value) {
            if (is_string($value)) {
                $value = str_replace('"', '', $value);
                $value = explode(" ", $value);

                if (count($value) === 1) {
                    $value = $value[0];
                }
            }

            if (is_array($value)) {
                $result .= $this->recursiveImplode($value, $glue);

                continue;
            }

            $result .= $glue . $value;
        }

        return $result;
    }

    protected function getRawClauses(array $where) : string
    {
        if (! in_array($where["type"], ["raw"])) {
            return "";
        }

        $queryParts = explode("?", $where["sql"]);
        $clause = "_{$where["boolean"]}";

        while (count($queryParts) > 1) {
            $clause .= "_" . array_shift($queryParts);
            $clause .= $this->query->bindings["where"][$this->currentBinding];
            $this->currentBinding++;
        }

        $lastPart = array_shift($queryParts);

        if ($lastPart) {
            $clause .= "_" . $lastPart;
        }

        return "-" . str_replace(" ", "_", $clause);
    }

    protected function getOtherClauses(array $where) : string
    {
        if (in_array($where["type"], ["Exists", "Nested", "NotExists", "Column", "raw", "In", "NotIn", "InRaw"])) {
            return "";
        }

        $value = $this->getTypeClause($where);
        $value .= $this->getValuesClause($where);

        return "-{$where["column"]}_{$value}";
    }

    protected function getWheres(array $wheres) : Collection
    {
        $wheres = collect($wheres);

        if ($wheres->isEmpty()
            && property_exists($this->query, "wheres")
        ) {
            $wheres = collect($this->query->wheres);
        }

        return $wheres;
    }

    protected function getWithModels() : string
    {
        $eagerLoads = collect($this->eagerLoad);

        if ($eagerLoads->isEmpty()) {
            return "";
        }

        return $eagerLoads->keys()->reduce(function ($carry, $related) {
            if (! method_exists($this->model, $related)) {
                return "{$carry}-{$related}";
            }

            $relatedModel = $this->model->$related()->getRelated();
            $relatedConnection = $relatedModel->getConnection()->getName();
            $relatedDatabase = $relatedModel->getConnection()->getDatabaseName();

            return "{$carry}-{$relatedConnection}:{$relatedDatabase}:{$related}";
        });
    }

    protected function getBindingsSlug() : string
    {
        if (! method_exists($this->model, 'query')) {
            return '';
        }
        
        return Arr::query($this->model->query()->getBindings());
    }
}


1			<?php namespace GeneaLabs\LaravelModelCaching;
2
3			use Exception;
4			use GeneaLabs\LaravelModelCaching\Traits\CachePrefixing;
5			use Illuminate\Support\Arr;
6			use Illuminate\Support\Collection;
7			use Illuminate\Support\Str;
8			use Ramsey\Uuid\Uuid;
9
10			class CacheKey
11			{
12			use CachePrefixing;
13
14			protected $currentBinding = 0;
15			protected $eagerLoad;
16			protected $macroKey;
17			protected $model;
18			protected $query;
19
20			public function __construct(
21			array $eagerLoad,
22			$model,
23			$query,
24			$macroKey
25			) {
26			$this->eagerLoad = $eagerLoad;
27			$this->macroKey = $macroKey;
28			$this->model = $model;
29			$this->query = $query;
30			}
31
32			public function make(
33			array $columns = ["*"],
34			$idColumn = null,
35			string $keyDifferentiator = ""
36			) : string {
37			$key = $this->getCachePrefix();
38			$key .= $this->getTableSlug();
39			$key .= $this->getModelSlug();
40			$key .= $this->getIdColumn($idColumn ?: "");
41			$key .= $this->getQueryColumns($columns);
42			$key .= $this->getWhereClauses();
43			$key .= $this->getWithModels();
44			$key .= $this->getOrderByClauses();
45			$key .= $this->getOffsetClause();
46			$key .= $this->getLimitClause();
47			$key .= $this->getBindingsSlug();
48			$key .= $keyDifferentiator;
49			$key .= $this->macroKey;
50			// dump($key);
51			return $key;
52			}
53
54			protected function getIdColumn(string $idColumn) : string
55			{
56			return $idColumn ? "_{$idColumn}" : "";
57			}
58
59			protected function getLimitClause() : string
60			{
61			if (! property_exists($this->query, "limit")
62			\|\| ! $this->query->limit
63			) {
64			return "";
65			}
66
67			return "-limit_{$this->query->limit}";
68			}
69
70			protected function getTableSlug() : string
71			{
72			return (new Str)->slug($this->model->getTable())
73			. ":";
74			}
75
76			protected function getModelSlug() : string
77			{
78			return (new Str)->slug(get_class($this->model));
79			}
80
81			protected function getOffsetClause() : string
82			{
83			if (! property_exists($this->query, "offset")
84			\|\| ! $this->query->offset
85			) {
86			return "";
87			}
88
89			return "-offset_{$this->query->offset}";
90			}
91
92			protected function getOrderByClauses() : string
93			{
94			if (! property_exists($this->query, "orders")
95			\|\| ! $this->query->orders
96			) {
97			return "";
98			}
99
100			$orders = collect($this->query->orders);
101
102			return $orders
103			->reduce(function ($carry, $order) {
104			if (($order["type"] ?? "") === "Raw") {
105			return $carry . "_orderByRaw_" . (new Str)->slug($order["sql"]);
106			}
107
108			return $carry . "_orderBy_" . $order["column"] . "_" . $order["direction"];
109			})
110			?: "";
111			}
112
113			protected function getQueryColumns(array $columns) : string
114			{
115			if (($columns === ["*"]
116			\|\| $columns === [])
117			&& (! property_exists($this->query, "columns")
118			\|\| ! $this->query->columns)
119			) {
120			return "";
121			}
122
123			if (property_exists($this->query, "columns")
124			&& $this->query->columns
125			) {
126			return "_" . implode("_", $this->query->columns);
127			}
128
129			return "_" . implode("_", $columns);
130			}
131
132			protected function getTypeClause($where) : string
133			{
134			$type = in_array($where["type"], ["InRaw", "In", "NotIn", "Null", "NotNull", "between", "NotInSub", "InSub", "JsonContains"])
135			? strtolower($where["type"])
136			: strtolower($where["operator"]);
137
138			return str_replace(" ", "_", $type);
139			}
140
141			protected function getValuesClause(array $where = []) : string
142			{
143			if (! $where
144			\|\| in_array($where["type"], ["NotNull", "Null"])
145			) {
146			return "";
147			}
148
149			$values = $this->getValuesFromWhere($where);
150			$values = $this->getValuesFromBindings($where, $values);
151
152			return "_" . $values;
153			}
154
155			protected function getValuesFromWhere(array $where) : string
156			{
157			if (array_key_exists("value", $where)
158			&& is_object($where["value"])
159			&& get_class($where["value"]) === "DateTime"
160			) {
161			return $where["value"]->format("Y-m-d-H-i-s");
162			}
163
164			if (is_array((new Arr)->get($where, "values"))) {
165			return implode("_", collect($where["values"])->flatten()->toArray());
166			}
167
168			if (is_array((new Arr)->get($where, "value"))) {
169			return implode("_", collect($where["value"])->flatten()->toArray());
170			}
171
172			return (new Arr)->get($where, "value", "");
173			}
174
175			protected function getValuesFromBindings(array $where, string $values) : string
176			{
177			if (($this->query->bindings["where"][$this->currentBinding] ?? false) !== false) {
178			$values = $this->query->bindings["where"][$this->currentBinding];
179			$this->currentBinding++;
180
181			if ($where["type"] === "between") {
182			$values .= "_" . $this->query->bindings["where"][$this->currentBinding];
183			$this->currentBinding++;
184			}
185			}
186
187			if (is_object($values)
188			&& get_class($values) === "DateTime"
189			) {
190			$values = $values->format("Y-m-d-H-i-s");
191			}
192
193			return $values;
194			}
195
196			protected function getWhereClauses(array $wheres = []) : string
197			{
198			return "" . $this->getWheres($wheres)
199			->reduce(function ($carry, $where) {
200			$value = $carry;
201			$value .= $this->getNestedClauses($where);
202			$value .= $this->getColumnClauses($where);
203			$value .= $this->getRawClauses($where);
204			$value .= $this->getInAndNotInClauses($where);
205			$value .= $this->getOtherClauses($where);
206
207			return $value;
208			});
209			}
210
211			protected function getNestedClauses(array $where) : string
212			{
213			if (! in_array($where["type"], ["Exists", "Nested", "NotExists"])) {
214			return "";
215			}
216
217			return "-" . strtolower($where["type"]) . $this->getWhereClauses($where["query"]->wheres);
218			}
219
220			protected function getColumnClauses(array $where) : string
221			{
222			if ($where["type"] !== "Column") {
223			return "";
224			}
225
226			return "-{$where["boolean"]}_{$where["first"]}_{$where["operator"]}_{$where["second"]}";
227			}
228
229			protected function getInAndNotInClauses(array $where) : string
230			{
231			if (! in_array($where["type"], ["In", "NotIn", "InRaw"])) {
232			return "";
233			}
234
235			$type = strtolower($where["type"]);
236			$subquery = $this->getValuesFromWhere($where);
237			$values = collect($this->query->bindings["where"][$this->currentBinding] ?? []);
238
239			if (Str::startsWith($subquery, $values->first())) {
240			$this->currentBinding += count($where["values"]);
241			}
242
243			if (! is_numeric($subquery) && ! is_numeric(str_replace("_", "", $subquery))) {
244			try {
245			$subquery = Uuid::fromBytes($subquery);
246			$values = $this->recursiveImplode([$subquery], "_");
247
248			return "-{$where["column"]}_{$type}{$values}";
249			} catch (Exception $exception) {
250			// do nothing
251			}
252			}
253
254			$subquery = preg_replace('/\?(?=(?:[^"]"[^"]")[^"]\Z)/m', "_??_", $subquery);
255			$subquery = collect(vsprintf(str_replace("_??_", "%s", $subquery), $values->toArray()));
256			$values = $this->recursiveImplode($subquery->toArray(), "_");
257
258			return "-{$where["column"]}_{$type}{$values}";
259			}
260
261			protected function recursiveImplode(array $items, string $glue = ",") : string
262			{
263			$result = "";
264
265			foreach ($items as $value) {
266			if (is_string($value)) {
267			$value = str_replace('"', '', $value);
268			$value = explode(" ", $value);
269
270			if (count($value) === 1) {
271			$value = $value[0];
272			}
273			}
274
275			if (is_array($value)) {
276			$result .= $this->recursiveImplode($value, $glue);
277
278			continue;
279			}
280
281			$result .= $glue . $value;
282			}
283
284			return $result;
285			}
286
287			protected function getRawClauses(array $where) : string
288			{
289			if (! in_array($where["type"], ["raw"])) {
290			return "";
291			}
292
293			$queryParts = explode("?", $where["sql"]);
294			$clause = "_{$where["boolean"]}";
295
296			while (count($queryParts) > 1) {
297			$clause .= "_" . array_shift($queryParts);
298			$clause .= $this->query->bindings["where"][$this->currentBinding];
299			$this->currentBinding++;
300			}
301
302			$lastPart = array_shift($queryParts);
303
304			if ($lastPart) {
305			$clause .= "_" . $lastPart;
306			}
307
308			return "-" . str_replace(" ", "_", $clause);
309			}
310
311			protected function getOtherClauses(array $where) : string
312			{
313			if (in_array($where["type"], ["Exists", "Nested", "NotExists", "Column", "raw", "In", "NotIn", "InRaw"])) {
314			return "";
315			}
316
317			$value = $this->getTypeClause($where);
318			$value .= $this->getValuesClause($where);
319
320			return "-{$where["column"]}_{$value}";
321			}
322
323			protected function getWheres(array $wheres) : Collection
324			{
325			$wheres = collect($wheres);
326
327			if ($wheres->isEmpty()
328			&& property_exists($this->query, "wheres")
329			) {
330			$wheres = collect($this->query->wheres);
331			}
332
333			return $wheres;
334			}
335
336			protected function getWithModels() : string
337			{
338			$eagerLoads = collect($this->eagerLoad);
339
340			if ($eagerLoads->isEmpty()) {
341			return "";
342			}
343
344			return $eagerLoads->keys()->reduce(function ($carry, $related) {
345			if (! method_exists($this->model, $related)) {
346			return "{$carry}-{$related}";
347			}
348
349			$relatedModel = $this->model->$related()->getRelated();
350			$relatedConnection = $relatedModel->getConnection()->getName();
351			$relatedDatabase = $relatedModel->getConnection()->getDatabaseName();
352
353			return "{$carry}-{$relatedConnection}:{$relatedDatabase}:{$related}";
354			});
355			}
356
357			protected function getBindingsSlug() : string
358			{
359			if (! method_exists($this->model, 'query')) {
360			return '';
361			}
362
363			return Arr::query($this->model->query()->getBindings());
364			}
365			}
366

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CacheKey::getBindingsSlug() A

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