Add the ability to use project specific phpcs standard

syntax_checkers/README.md

@@ -41,5 +41,10 @@ Add the following lines to your `~/.vimrc` file or better add them to `~/.vim/ft
 
 ```
 let g:syntastic_wordpress_checkers = ['phpcs']
-let g:syntastic_wordpress_phpcs_args = "--report=csv --standard=WordPress"
+let g:syntastic_wordpress_phpcs_standard = "WordPress-Core" "Default standard
+"Standard file name. This should be at the root of the project.
+"If not found then the default standard is used
+let g:syntastic_wordpress_phpcs_standard_file = "phpcs.xml"
 ```
+
+The above configuration will use `WordPress-Core` as the default standard. If it finds a `phpcs.xml` file in any of the parent directories of the file that is currently being edited, then the standards from the `phpcs.xml` will be used.

syntax_checkers/wordpress/phpcs.vim

@@ -10,13 +10,48 @@ if exists("g:loaded_syntastic_wordpress_phpcs_checker")
 endif
 let g:loaded_syntastic_wordpress_phpcs_checker = 1
 
-" Use PHP's phpcs checker
-runtime! syntax_checkers/php/phpcs.vim
+let s:save_cpo = &cpo
+set cpo&vim
+
+function! SyntaxCheckers_wordpress_phpcs_GetLocList() dict
+	if exists("g:syntastic_wordpress_phpcs_args")
+		" if args is defined, then just use it
+		let args_before = ''
+	endif
+
+	if exists("g:syntastic_wordpress_phpcs_standard")
+		" if a standard is set then use it
+		let args_before = '--standard=' . g:syntastic_wordpress_phpcs_standard
+	endif
+
+	if exists("g:syntastic_wordpress_phpcs_standard_file")
+		" search upwards from the current file's directory
+		let standard_file = findfile(g:syntastic_wordpress_phpcs_standard_file, '.;')
+		if filereadable(standard_file)
+			let args_before = '--standard=' . standard_file
+		endif
+	endif
+
+    let makeprg = self.makeprgBuild({
+        \ 'args_before': args_before,
+        \ 'args_after': '--report=csv' })
+
+    let errorformat =
+        \ '%-GFile\,Line\,Column\,Type\,Message\,Source\,Severity%.%#,'.
+        \ '"%f"\,%l\,%c\,%t%*[a-zA-Z]\,"%m"\,%*[a-zA-Z0-9_.-]\,%*[0-9]%.%#'
+
+    return SyntasticMake({
+        \ 'makeprg': makeprg,
+        \ 'errorformat': errorformat,
+        \ 'subtype': 'Style' })
+endfunction
 
 call g:SyntasticRegistry.CreateAndRegisterChecker({
     \ 'filetype': 'wordpress',
-    \ 'name': 'phpcs',
-    \ 'redirect': 'php/phpcs'})
+    \ 'name': 'phpcs' })
+
+let &cpo = s:save_cpo
+unlet s:save_cpo
 
 " Register the new filetype
 if exists('g:syntastic_extra_filetypes')