LCOV - code coverage report
Current view: directory - content/base/src - nsScriptElement.cpp (source / functions) Found Hit Coverage
Test: app.info Lines: 57 0 0.0 %
Date: 2012-06-02 Functions: 7 0 0.0 %

       1                 : /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
       2                 : /* ***** BEGIN LICENSE BLOCK *****
       3                 :  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
       4                 :  *
       5                 :  * The contents of this file are subject to the Mozilla Public License Version
       6                 :  * 1.1 (the "License"); you may not use this file except in compliance with
       7                 :  * the License. You may obtain a copy of the License at
       8                 :  * http://www.mozilla.org/MPL/
       9                 :  *
      10                 :  * Software distributed under the License is distributed on an "AS IS" basis,
      11                 :  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
      12                 :  * for the specific language governing rights and limitations under the
      13                 :  * License.
      14                 :  *
      15                 :  * The Original Code is Mozilla Code.
      16                 :  *
      17                 :  * The Initial Developer of the Original Code is
      18                 :  * the Mozilla Foundation.
      19                 :  * Portions created by the Initial Developer are Copyright (C) 2006
      20                 :  * the Initial Developer. All Rights Reserved.
      21                 :  *
      22                 :  * Contributor(s):
      23                 :  *   Jonas Sicking <jonas@sicking.cc> (original developer)
      24                 :  *
      25                 :  * Alternatively, the contents of this file may be used under the terms of
      26                 :  * either the GNU General Public License Version 2 or later (the "GPL"), or
      27                 :  * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
      28                 :  * in which case the provisions of the GPL or the LGPL are applicable instead
      29                 :  * of those above. If you wish to allow use of your version of this file only
      30                 :  * under the terms of either the GPL or the LGPL, and not to allow others to
      31                 :  * use your version of this file under the terms of the MPL, indicate your
      32                 :  * decision by deleting the provisions above and replace them with the notice
      33                 :  * and other provisions required by the GPL or the LGPL. If you do not delete
      34                 :  * the provisions above, a recipient may use your version of this file under
      35                 :  * the terms of any one of the MPL, the GPL or the LGPL.
      36                 :  *
      37                 :  * ***** END LICENSE BLOCK ***** */
      38                 : 
      39                 : #include "nsScriptElement.h"
      40                 : #include "mozilla/dom/Element.h"
      41                 : #include "nsContentUtils.h"
      42                 : #include "nsGUIEvent.h"
      43                 : #include "nsEventDispatcher.h"
      44                 : #include "nsPresContext.h"
      45                 : #include "nsScriptLoader.h"
      46                 : #include "nsIParser.h"
      47                 : #include "nsAutoPtr.h"
      48                 : #include "nsGkAtoms.h"
      49                 : #include "nsContentSink.h"
      50                 : 
      51                 : using namespace mozilla::dom;
      52                 : 
      53                 : NS_IMETHODIMP
      54               0 : nsScriptElement::ScriptAvailable(nsresult aResult,
      55                 :                                  nsIScriptElement *aElement,
      56                 :                                  bool aIsInline,
      57                 :                                  nsIURI *aURI,
      58                 :                                  PRInt32 aLineNo)
      59                 : {
      60               0 :   if (!aIsInline && NS_FAILED(aResult)) {
      61                 :     nsCOMPtr<nsIContent> cont =
      62               0 :       do_QueryInterface((nsIScriptElement*) this);
      63                 : 
      64                 :     nsRefPtr<nsPresContext> presContext =
      65               0 :       nsContentUtils::GetContextForContent(cont);
      66                 : 
      67               0 :     nsEventStatus status = nsEventStatus_eIgnore;
      68               0 :     nsScriptErrorEvent event(true, NS_LOAD_ERROR);
      69                 : 
      70               0 :     event.lineNr = aLineNo;
      71                 : 
      72               0 :     NS_NAMED_LITERAL_STRING(errorString, "Error loading script");
      73               0 :     event.errorMsg = errorString.get();
      74                 : 
      75               0 :     nsCAutoString spec;
      76               0 :     aURI->GetSpec(spec);
      77                 : 
      78               0 :     NS_ConvertUTF8toUTF16 fileName(spec);
      79               0 :     event.fileName = fileName.get();
      80                 : 
      81               0 :     nsEventDispatcher::Dispatch(cont, presContext, &event, nsnull, &status);
      82                 :   }
      83                 : 
      84               0 :   return NS_OK;
      85                 : }
      86                 : 
      87                 : NS_IMETHODIMP
      88               0 : nsScriptElement::ScriptEvaluated(nsresult aResult,
      89                 :                                  nsIScriptElement *aElement,
      90                 :                                  bool aIsInline)
      91                 : {
      92               0 :   nsresult rv = NS_OK;
      93               0 :   if (!aIsInline) {
      94                 :     nsCOMPtr<nsIContent> cont =
      95               0 :       do_QueryInterface((nsIScriptElement*) this);
      96                 : 
      97                 :     nsRefPtr<nsPresContext> presContext =
      98               0 :       nsContentUtils::GetContextForContent(cont);
      99                 : 
     100               0 :     nsEventStatus status = nsEventStatus_eIgnore;
     101               0 :     PRUint32 type = NS_SUCCEEDED(aResult) ? NS_LOAD : NS_LOAD_ERROR;
     102               0 :     nsEvent event(true, type);
     103               0 :     if (type == NS_LOAD) {
     104                 :       // Load event doesn't bubble.
     105               0 :       event.flags |= NS_EVENT_FLAG_CANT_BUBBLE;
     106                 :     }
     107                 : 
     108               0 :     nsEventDispatcher::Dispatch(cont, presContext, &event, nsnull, &status);
     109                 :   }
     110                 : 
     111               0 :   return rv;
     112                 : }
     113                 : 
     114                 : void
     115               0 : nsScriptElement::CharacterDataChanged(nsIDocument *aDocument,
     116                 :                                       nsIContent* aContent,
     117                 :                                       CharacterDataChangeInfo* aInfo)
     118                 : {
     119               0 :   MaybeProcessScript();
     120               0 : }
     121                 : 
     122                 : void
     123               0 : nsScriptElement::AttributeChanged(nsIDocument* aDocument,
     124                 :                                   Element* aElement,
     125                 :                                   PRInt32 aNameSpaceID,
     126                 :                                   nsIAtom* aAttribute,
     127                 :                                   PRInt32 aModType)
     128                 : {
     129               0 :   MaybeProcessScript();
     130               0 : }
     131                 : 
     132                 : void
     133               0 : nsScriptElement::ContentAppended(nsIDocument* aDocument,
     134                 :                                  nsIContent* aContainer,
     135                 :                                  nsIContent* aFirstNewContent,
     136                 :                                  PRInt32 aNewIndexInContainer)
     137                 : {
     138               0 :   MaybeProcessScript();
     139               0 : }
     140                 : 
     141                 : void
     142               0 : nsScriptElement::ContentInserted(nsIDocument *aDocument,
     143                 :                                  nsIContent* aContainer,
     144                 :                                  nsIContent* aChild,
     145                 :                                  PRInt32 aIndexInContainer)
     146                 : {
     147               0 :   MaybeProcessScript();
     148               0 : }
     149                 : 
     150                 : bool
     151               0 : nsScriptElement::MaybeProcessScript()
     152                 : {
     153                 :   nsCOMPtr<nsIContent> cont =
     154               0 :     do_QueryInterface((nsIScriptElement*) this);
     155                 : 
     156               0 :   NS_ASSERTION(cont->DebugGetSlots()->mMutationObservers.Contains(this),
     157                 :                "You forgot to add self as observer");
     158                 : 
     159               0 :   if (mAlreadyStarted || !mDoneAddingChildren || !cont->IsInDoc() ||
     160               0 :       mMalformed || !HasScriptContent()) {
     161               0 :     return false;
     162                 :   }
     163                 : 
     164               0 :   FreezeUriAsyncDefer();
     165                 : 
     166               0 :   mAlreadyStarted = true;
     167                 : 
     168               0 :   nsIDocument* ownerDoc = cont->OwnerDoc();
     169               0 :   nsCOMPtr<nsIParser> parser = ((nsIScriptElement*) this)->GetCreatorParser();
     170               0 :   if (parser) {
     171               0 :     nsCOMPtr<nsIContentSink> sink = parser->GetContentSink();
     172               0 :     if (sink) {
     173               0 :       nsCOMPtr<nsIDocument> parserDoc = do_QueryInterface(sink->GetTarget());
     174               0 :       if (ownerDoc != parserDoc) {
     175                 :         // Willful violation of HTML5 as of 2010-12-01
     176               0 :         return false;
     177                 :       }
     178                 :     }
     179                 :   }
     180                 : 
     181               0 :   nsRefPtr<nsScriptLoader> loader = ownerDoc->ScriptLoader();
     182               0 :   return loader->ProcessScriptElement(this);
     183                 : }

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