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author | Patrick Brown <ptbrown@whoopdedo.org> | 2015-05-29 15:38:43 -0400 |
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committer | Patrick Brown <ptbrown@whoopdedo.org> | 2015-05-29 15:38:43 -0400 |
commit | dc4a4eb00d67d7d28fae137437900220920577d4 (patch) | |
tree | 677ad6c67fe0a95b8022bf0f1765701ca77950d0 | |
parent | e12c5ac781d560502d478775502df70cd80472de (diff) | |
download | rpg-dc4a4eb00d67d7d28fae137437900220920577d4.tar.gz rpg-dc4a4eb00d67d7d28fae137437900220920577d4.tar.bz2 |
Abort io_replaceInLine when the search parameter is empty
-rw-r--r-- | _test/tests/inc/io_replaceinfile.test.php | 11 | ||||
-rw-r--r-- | inc/io.php | 5 |
2 files changed, 16 insertions, 0 deletions
diff --git a/_test/tests/inc/io_replaceinfile.test.php b/_test/tests/inc/io_replaceinfile.test.php index 597138a20..452ed7401 100644 --- a/_test/tests/inc/io_replaceinfile.test.php +++ b/_test/tests/inc/io_replaceinfile.test.php @@ -94,4 +94,15 @@ class io_replaceinfile_test extends DokuWikiTest { $this->assertTrue(io_replaceInFile($file, "Delete\012", "Replace\012", false, -1)); $this->assertEquals("The\012Replace\01201Delete\01202Delete\012Test\012", io_readFile($file), "Edge case: old line is a match for parts of other lines"); } + + /** + * Test passing an invalid parameter. + * + * @expectedException PHPUnit_Framework_Error_Warning + */ + function test_badparam() + { + /* The empty $oldline parameter should be caught before the file doesn't exist test. */ + $this->assertFalse(io_replaceInFile(TMP_DIR.'/not_existing_file.txt', '', '', false, 0)); + } } diff --git a/inc/io.php b/inc/io.php index 4c7fb094f..6d3c20047 100644 --- a/inc/io.php +++ b/inc/io.php @@ -298,6 +298,11 @@ function io_saveFile($file, $content, $append=false) { * @return bool true on success */ function io_replaceInFile($file, $oldline, $newline, $regex=false, $maxlines=0) { + if ((string)$oldline === '') { + trigger_error('$oldline parameter cannot be empty in io_replaceInFile()', E_USER_WARNING); + return false; + } + if (!file_exists($file)) return true; io_lock($file); |