| @@ 67-113 (lines=47) @@ | ||
| 64 | * |
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| 65 | * @link http://www.php.net/manual/en/php-user-filter.filter.php |
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| 66 | */ |
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| 67 | public function filter($in, $out, &$consumed, $closing) |
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| 68 | { |
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| 69 | // Get our buckets from the stream |
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| 70 | while ($bucket = stream_bucket_make_writeable($in)) { |
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| 71 | // Get the tokens |
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| 72 | $tokens = token_get_all($bucket->data); |
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| 73 | ||
| 74 | // Go through the tokens and check what we found |
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| 75 | $tokensCount = count($tokens); |
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| 76 | for ($i = 0; $i < $tokensCount; $i++) { |
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| 77 | // Did we find a function? If so check if we know that thing and insert the code of its preconditions. |
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| 78 | if (is_array($tokens[$i]) && $tokens[$i][0] === T_FUNCTION && is_array($tokens[$i + 2])) { |
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| 79 | // Get the name of the function |
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| 80 | $functionName = $tokens[$i + 2][1]; |
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| 81 | ||
| 82 | // Check if we got the function in our list, if not continue |
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| 83 | $functionDefinition = $this->params->get($functionName); |
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| 84 | ||
| 85 | if (!$functionDefinition instanceof FunctionDefinition) { |
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| 86 | continue; |
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| 87 | ||
| 88 | } else { |
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| 89 | // Get the code for the assertions |
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| 90 | $code = $this->generateCode($functionDefinition->getAllPreconditions(), $functionName); |
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| 91 | ||
| 92 | // Insert the code |
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| 93 | $bucket->data = str_replace( |
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| 94 | Placeholders::PRECONDITION . $functionDefinition->getName() . |
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| 95 | Placeholders::PLACEHOLDER_CLOSE, |
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| 96 | $code, |
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| 97 | $bucket->data |
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| 98 | ); |
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| 99 | ||
| 100 | // "Destroy" code and function definition |
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| 101 | $code = null; |
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| 102 | $functionDefinition = null; |
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| 103 | } |
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| 104 | } |
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| 105 | } |
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| 106 | ||
| 107 | // Tell them how much we already processed, and stuff it back into the output |
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| 108 | $consumed += $bucket->datalen; |
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| 109 | stream_bucket_append($out, $bucket); |
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| 110 | } |
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| 111 | ||
| 112 | return PSFS_PASS_ON; |
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| 113 | } |
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| 114 | ||
| 115 | /** |
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| 116 | * Will generate the code needed to enforce made precondition assertions |
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| @@ 67-113 (lines=47) @@ | ||
| 64 | * |
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| 65 | * @link http://www.php.net/manual/en/php-user-filter.filter.php |
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| 66 | */ |
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| 67 | public function filter($in, $out, &$consumed, $closing) |
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| 68 | { |
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| 69 | // Get our buckets from the stream |
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| 70 | while ($bucket = stream_bucket_make_writeable($in)) { |
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| 71 | // Get the tokens |
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| 72 | $tokens = token_get_all($bucket->data); |
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| 73 | ||
| 74 | // Go through the tokens and check what we found |
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| 75 | $tokensCount = count($tokens); |
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| 76 | for ($i = 0; $i < $tokensCount; $i++) { |
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| 77 | // Did we find a function? If so check if we know that thing and insert the code of its preconditions |
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| 78 | if (is_array($tokens[$i]) && $tokens[$i][0] === T_FUNCTION && is_array($tokens[$i + 2])) { |
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| 79 | // Get the name of the function |
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| 80 | $functionName = $tokens[$i + 2][1]; |
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| 81 | ||
| 82 | // Check if we got the function in our list, if not continue |
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| 83 | $functionDefinition = $this->params->get($functionName); |
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| 84 | ||
| 85 | if (!$functionDefinition instanceof FunctionDefinition) { |
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| 86 | continue; |
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| 87 | ||
| 88 | } else { |
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| 89 | // Get the code for the needed call |
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| 90 | $code = $this->generateCode($functionDefinition); |
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| 91 | ||
| 92 | // Insert the code |
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| 93 | $bucket->data = str_replace( |
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| 94 | Placeholders::AROUND_JOINPOINT . $functionDefinition->getName() . |
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| 95 | Placeholders::PLACEHOLDER_CLOSE, |
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| 96 | $code, |
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| 97 | $bucket->data |
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| 98 | ); |
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| 99 | ||
| 100 | // "Destroy" code and function definition |
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| 101 | $code = null; |
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| 102 | $functionDefinition = null; |
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| 103 | } |
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| 104 | } |
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| 105 | } |
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| 106 | ||
| 107 | // Tell them how much we already processed, and stuff it back into the output |
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| 108 | $consumed += $bucket->datalen; |
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| 109 | stream_bucket_append($out, $bucket); |
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| 110 | } |
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| 111 | ||
| 112 | return PSFS_PASS_ON; |
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| 113 | } |
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| 114 | ||
| 115 | /** |
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| 116 | * Will generate the code to call the original method logic |
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