1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
|
/*
* Copyright 2000-2012 JetBrains s.r.o.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.intellij.openapi.file.exclude;
import com.intellij.openapi.application.ApplicationManager;
import com.intellij.openapi.components.ServiceManager;
import com.intellij.openapi.fileTypes.FileType;
import com.intellij.openapi.fileTypes.FileTypeManager;
import com.intellij.openapi.fileTypes.FileTypes;
import com.intellij.openapi.fileTypes.StdFileTypes;
import com.intellij.openapi.project.Project;
import com.intellij.openapi.project.ProjectManager;
import com.intellij.openapi.project.ProjectManagerListener;
import com.intellij.openapi.roots.ex.ProjectRootManagerEx;
import com.intellij.openapi.util.EmptyRunnable;
import com.intellij.openapi.util.Ref;
import com.intellij.openapi.vfs.VirtualFile;
import com.intellij.openapi.vfs.newvfs.impl.StubVirtualFile;
import com.intellij.util.containers.ConcurrentHashMap;
import com.intellij.util.indexing.FileBasedIndex;
import org.jetbrains.annotations.NotNull;
import java.util.ArrayList;
import java.util.Collection;
import java.util.List;
import java.util.Map;
/**
* Retrieves plain text file type from open projects' configurations.
*
* @author Rustam Vishnyakov
*/
public class EnforcedPlainTextFileTypeManager implements ProjectManagerListener {
private final Map<Project, Collection<VirtualFile>> myPlainTextFileSets = new ConcurrentHashMap<Project, Collection<VirtualFile>>();
private final Ref<Boolean> mySetsInitialized = new Ref<Boolean>(false);
public EnforcedPlainTextFileTypeManager() {
ProjectManager.getInstance().addProjectManagerListener(this);
}
public boolean isMarkedAsPlainText(VirtualFile file) {
if (file instanceof StubVirtualFile || file.isDirectory()) return false;
synchronized (mySetsInitialized) {
if (!mySetsInitialized.get()) {
initPlainTextFileSets();
mySetsInitialized.set(true);
}
}
for (Project project : myPlainTextFileSets.keySet()) {
Collection<VirtualFile> projectSet = myPlainTextFileSets.get(project);
if (projectSet != null && projectSet.contains(file)) return true;
}
return false;
}
private void initPlainTextFileSets() {
Project[] openProjects = ProjectManager.getInstance().getOpenProjects();
for (Project openProject : openProjects) {
addProjectPlainTextFiles(openProject);
}
}
public static boolean isApplicableFor(@NotNull VirtualFile file) {
if (file instanceof StubVirtualFile || file.isDirectory()) return false;
FileType originalType = FileTypeManager.getInstance().getFileTypeByFileName(file.getName());
return !originalType.isBinary() && originalType != FileTypes.PLAIN_TEXT && originalType != StdFileTypes.JAVA;
}
public void markAsPlainText(VirtualFile... files) {
setPlainTextStatus(true, files);
}
public void resetOriginalFileType(VirtualFile... files) {
setPlainTextStatus(false, files);
}
public void setPlainTextStatus(boolean isPlainText, VirtualFile... files) {
List<VirtualFile> filesToSync = new ArrayList<VirtualFile>();
for (VirtualFile file : files) {
filesToSync.add(file);
FileBasedIndex.getInstance().requestReindex(file);
}
fireRootsChanged(filesToSync, isPlainText);
}
private static void fireRootsChanged(final Collection<VirtualFile> files, final boolean isAdded) {
ApplicationManager.getApplication().runWriteAction(new Runnable() {
@Override
public void run() {
for (Project project : ProjectManager.getInstance().getOpenProjects()) {
ProjectRootManagerEx.getInstanceEx(project).makeRootsChange(EmptyRunnable.getInstance(), false, true);
ProjectPlainTextFileTypeManager projectPlainTextFileTypeManager = ProjectPlainTextFileTypeManager.getInstance(project);
for (VirtualFile file : files) {
if (projectPlainTextFileTypeManager.hasProjectContaining(file)) {
if (isAdded) {
projectPlainTextFileTypeManager.addFile(file);
}
else {
projectPlainTextFileTypeManager.removeFile(file);
}
}
}
}
}
});
}
private static class EnforcedPlainTextFileTypeManagerHolder {
private static final EnforcedPlainTextFileTypeManager ourInstance = ServiceManager.getService(EnforcedPlainTextFileTypeManager.class);
}
public static EnforcedPlainTextFileTypeManager getInstance() {
return EnforcedPlainTextFileTypeManagerHolder.ourInstance;
}
@Override
public void projectOpened(Project project) {
addProjectPlainTextFiles(project);
}
@Override
public boolean canCloseProject(Project project) {
return true;
}
@Override
public void projectClosed(Project project) {
myPlainTextFileSets.remove(project);
}
@Override
public void projectClosing(Project project) {
}
private void addProjectPlainTextFiles(@NotNull Project project) {
if (!project.isDisposed()) {
ProjectPlainTextFileTypeManager projectPlainTextFileTypeManager = ProjectPlainTextFileTypeManager.getInstance(project);
if (projectPlainTextFileTypeManager != null) {
myPlainTextFileSets.put(project, projectPlainTextFileTypeManager.getFiles());
}
}
}
}
|
