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-<?php |
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- |
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-namespace Illuminate\Support; |
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- |
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-class NamespacedItemResolver |
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-{ |
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- /** |
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- * A cache of the parsed items. |
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- * |
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- * @var array |
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- */ |
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- protected $parsed = []; |
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- |
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- /** |
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- * Parse a key into namespace, group, and item. |
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- * |
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- * @param string $key |
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- * @return array |
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- */ |
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- public function parseKey($key) |
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- { |
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- // If we've already parsed the given key, we'll return the cached version we |
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- // already have, as this will save us some processing. We cache off every |
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- // key we parse so we can quickly return it on all subsequent requests. |
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- if (isset($this->parsed[$key])) { |
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- return $this->parsed[$key]; |
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- } |
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- |
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- // If the key does not contain a double colon, it means the key is not in a |
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- // namespace, and is just a regular configuration item. Namespaces are a |
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- // tool for organizing configuration items for things such as modules. |
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- if (strpos($key, '::') === false) { |
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- $segments = explode('.', $key); |
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- |
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- $parsed = $this->parseBasicSegments($segments); |
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- } else { |
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- $parsed = $this->parseNamespacedSegments($key); |
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- } |
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- |
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- // Once we have the parsed array of this key's elements, such as its groups |
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- // and namespace, we will cache each array inside a simple list that has |
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- // the key and the parsed array for quick look-ups for later requests. |
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- return $this->parsed[$key] = $parsed; |
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- } |
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- |
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- /** |
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- * Parse an array of basic segments. |
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- * |
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- * @param array $segments |
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- * @return array |
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- */ |
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- protected function parseBasicSegments(array $segments) |
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- { |
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- // The first segment in a basic array will always be the group, so we can go |
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- // ahead and grab that segment. If there is only one total segment we are |
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- // just pulling an entire group out of the array and not a single item. |
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- $group = $segments[0]; |
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- |
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- // If there is more than one segment in this group, it means we are pulling |
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- // a specific item out of a group and will need to return this item name |
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- // as well as the group so we know which item to pull from the arrays. |
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- $item = count($segments) === 1 |
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- ? null |
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- : implode('.', array_slice($segments, 1)); |
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- |
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- return [null, $group, $item]; |
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- } |
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- |
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- /** |
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- * Parse an array of namespaced segments. |
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- * |
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- * @param string $key |
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- * @return array |
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- */ |
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- protected function parseNamespacedSegments($key) |
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- { |
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- [$namespace, $item] = explode('::', $key); |
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- |
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- // First we'll just explode the first segment to get the namespace and group |
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- // since the item should be in the remaining segments. Once we have these |
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- // two pieces of data we can proceed with parsing out the item's value. |
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- $itemSegments = explode('.', $item); |
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- |
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- $groupAndItem = array_slice( |
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- $this->parseBasicSegments($itemSegments), 1 |
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- ); |
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- |
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- return array_merge([$namespace], $groupAndItem); |
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- } |
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- |
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- /** |
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- * Set the parsed value of a key. |
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- * |
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- * @param string $key |
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- * @param array $parsed |
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- * @return void |
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- */ |
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- public function setParsedKey($key, $parsed) |
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- { |
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- $this->parsed[$key] = $parsed; |
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- } |
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-} |
1 | 1 |
new file mode 100644 |
... | ... |
@@ -0,0 +1,102 @@ |
1 |
+<?php |
|
2 |
+ |
|
3 |
+namespace Illuminate\Support; |
|
4 |
+ |
|
5 |
+class NamespacedItemResolver |
|
6 |
+{ |
|
7 |
+ /** |
|
8 |
+ * A cache of the parsed items. |
|
9 |
+ * |
|
10 |
+ * @var array |
|
11 |
+ */ |
|
12 |
+ protected $parsed = []; |
|
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+ |
|
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+ /** |
|
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+ * Parse a key into namespace, group, and item. |
|
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+ * |
|
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+ * @param string $key |
|
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+ * @return array |
|
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+ */ |
|
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+ public function parseKey($key) |
|
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+ { |
|
22 |
+ // If we've already parsed the given key, we'll return the cached version we |
|
23 |
+ // already have, as this will save us some processing. We cache off every |
|
24 |
+ // key we parse so we can quickly return it on all subsequent requests. |
|
25 |
+ if (isset($this->parsed[$key])) { |
|
26 |
+ return $this->parsed[$key]; |
|
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+ } |
|
28 |
+ |
|
29 |
+ // If the key does not contain a double colon, it means the key is not in a |
|
30 |
+ // namespace, and is just a regular configuration item. Namespaces are a |
|
31 |
+ // tool for organizing configuration items for things such as modules. |
|
32 |
+ if (strpos($key, '::') === false) { |
|
33 |
+ $segments = explode('.', $key); |
|
34 |
+ |
|
35 |
+ $parsed = $this->parseBasicSegments($segments); |
|
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+ } else { |
|
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+ $parsed = $this->parseNamespacedSegments($key); |
|
38 |
+ } |
|
39 |
+ |
|
40 |
+ // Once we have the parsed array of this key's elements, such as its groups |
|
41 |
+ // and namespace, we will cache each array inside a simple list that has |
|
42 |
+ // the key and the parsed array for quick look-ups for later requests. |
|
43 |
+ return $this->parsed[$key] = $parsed; |
|
44 |
+ } |
|
45 |
+ |
|
46 |
+ /** |
|
47 |
+ * Parse an array of basic segments. |
|
48 |
+ * |
|
49 |
+ * @param array $segments |
|
50 |
+ * @return array |
|
51 |
+ */ |
|
52 |
+ protected function parseBasicSegments(array $segments) |
|
53 |
+ { |
|
54 |
+ // The first segment in a basic array will always be the group, so we can go |
|
55 |
+ // ahead and grab that segment. If there is only one total segment we are |
|
56 |
+ // just pulling an entire group out of the array and not a single item. |
|
57 |
+ $group = $segments[0]; |
|
58 |
+ |
|
59 |
+ // If there is more than one segment in this group, it means we are pulling |
|
60 |
+ // a specific item out of a group and will need to return this item name |
|
61 |
+ // as well as the group so we know which item to pull from the arrays. |
|
62 |
+ $item = count($segments) === 1 |
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+ ? null |
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+ : implode('.', array_slice($segments, 1)); |
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+ |
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+ return [null, $group, $item]; |
|
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+ } |
|
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+ |
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+ /** |
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70 |
+ * Parse an array of namespaced segments. |
|
71 |
+ * |
|
72 |
+ * @param string $key |
|
73 |
+ * @return array |
|
74 |
+ */ |
|
75 |
+ protected function parseNamespacedSegments($key) |
|
76 |
+ { |
|
77 |
+ [$namespace, $item] = explode('::', $key); |
|
78 |
+ |
|
79 |
+ // First we'll just explode the first segment to get the namespace and group |
|
80 |
+ // since the item should be in the remaining segments. Once we have these |
|
81 |
+ // two pieces of data we can proceed with parsing out the item's value. |
|
82 |
+ $itemSegments = explode('.', $item); |
|
83 |
+ |
|
84 |
+ $groupAndItem = array_slice( |
|
85 |
+ $this->parseBasicSegments($itemSegments), 1 |
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+ ); |
|
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+ |
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+ return array_merge([$namespace], $groupAndItem); |
|
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+ } |
|
90 |
+ |
|
91 |
+ /** |
|
92 |
+ * Set the parsed value of a key. |
|
93 |
+ * |
|
94 |
+ * @param string $key |
|
95 |
+ * @param array $parsed |
|
96 |
+ * @return void |
|
97 |
+ */ |
|
98 |
+ public function setParsedKey($key, $parsed) |
|
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+ { |
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+ $this->parsed[$key] = $parsed; |
|
101 |
+ } |
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102 |
+} |