Merge pull request #86 from sbosley/110905_sb_case_insensitive_lists

Case insensitive lists

api/src/com/todoroo/andlib/sql/Field.java

@@ -33,6 +33,8 @@ public class Field extends DBObject<Field> {
      */
     @SuppressWarnings("nls")
     public Criterion eqCaseInsensitive(String value) {
+    	if(value == null)
+            return UnaryCriterion.isNull(this);
         String escaped = value.replace("\\", "\\\\").replace("%", "\\%").replace("_", "\\_");
         return UnaryCriterion.like(this, escaped, "\\");
     }

astrid/plugin-src/com/todoroo/astrid/actfm/TagViewActivity.java

@@ -397,7 +397,7 @@ public class TagViewActivity extends TaskListActivity implements OnTabChangeList
         if(newTag)
             getIntent().putExtra(TOKEN_FILTER, Filter.emptyFilter(getString(R.string.tag_new_list)));
 
-        TodorooCursor<TagData> cursor = tagDataService.query(Query.select(TagData.PROPERTIES).where(Criterion.or(TagData.NAME.eq(tag),
+        TodorooCursor<TagData> cursor = tagDataService.query(Query.select(TagData.PROPERTIES).where(Criterion.or(TagData.NAME.eqCaseInsensitive(tag),
                 Criterion.and(TagData.REMOTE_ID.gt(0), TagData.REMOTE_ID.eq(remoteId)))));
         try {
             tagData = new TagData();
@@ -637,11 +637,23 @@ public class TagViewActivity extends TaskListActivity implements OnTabChangeList
         String newName = tagName.getText().toString();
 
         boolean nameChanged = !oldName.equals(newName);
+        TagService service = TagService.getInstance();
         if (nameChanged) {
-            tagData.setValue(TagData.NAME, newName);
-            TagService.getInstance().rename(oldName, newName);
-            tagData.setFlag(TagData.FLAGS, TagData.FLAG_EMERGENT, false);
-
+            if (oldName.equalsIgnoreCase(newName)) { // Change the capitalization of a list manually
+                tagData.setValue(TagData.NAME, newName);
+                service.renameCaseSensitive(oldName, newName);
+                tagData.setFlag(TagData.FLAGS, TagData.FLAG_EMERGENT, false);
+            } else { // Rename list--check for existing name
+                newName = service.getTagWithCase(newName);
+                tagName.setText(newName);
+                if (!newName.equals(oldName)) {
+                    tagData.setValue(TagData.NAME, newName);
+                    service.rename(oldName, newName);
+                    tagData.setFlag(TagData.FLAGS, TagData.FLAG_EMERGENT, false);
+                } else {
+                    nameChanged = false;
+                }
+            }
         }
 
         if(newName.length() > 0 && oldName.length() == 0) {

astrid/plugin-src/com/todoroo/astrid/actfm/sync/ActFmDataService.java

@@ -174,7 +174,7 @@ public final class ActFmDataService {
         TodorooCursor<TagData> cursor = tagDataService.query(Query.select(TagData.PROPERTIES).where(
                 Criterion.or(TagData.REMOTE_ID.eq(tagObject.get("id")),
                         Criterion.and(TagData.REMOTE_ID.eq(0),
-                        TagData.NAME.eq(tagObject.getString("name"))))));
+                        TagData.NAME.eqCaseInsensitive(tagObject.getString("name"))))));
         try {
             cursor.moveToNext();
             TagData tagData = new TagData();

astrid/plugin-src/com/todoroo/astrid/tags/TagCaseMigrator.java

@@ -0,0 +1,123 @@
+package com.todoroo.astrid.tags;
+
+import java.util.HashMap;
+
+import com.todoroo.andlib.data.TodorooCursor;
+import com.todoroo.andlib.service.Autowired;
+import com.todoroo.andlib.service.DependencyInjectionService;
+import com.todoroo.andlib.sql.Criterion;
+import com.todoroo.andlib.sql.Join;
+import com.todoroo.andlib.sql.Query;
+import com.todoroo.andlib.utility.Preferences;
+import com.todoroo.astrid.data.Metadata;
+import com.todoroo.astrid.data.TagData;
+import com.todoroo.astrid.data.Task;
+import com.todoroo.astrid.service.MetadataService;
+import com.todoroo.astrid.service.TagDataService;
+import com.todoroo.astrid.service.TaskService;
+
+public class TagCaseMigrator {
+
+    @Autowired TaskService taskService;
+    @Autowired TagDataService tagDataService;
+    @Autowired MetadataService metadataService;
+
+    private static final String PREF_CASE_MIGRATION_PERFORMED = "tag_case_migration"; //$NON-NLS-1$
+
+    public TagCaseMigrator() {
+        DependencyInjectionService.getInstance().inject(this);
+    }
+
+    private final HashMap<String, String> renameMap = new HashMap<String, String>();
+    private final HashMap<String, Long> nameToRemoteId = new HashMap<String, Long>();
+    private final HashMap<String, Integer> nameCountMap = new HashMap<String, Integer>();
+
+    public void performTagCaseMigration() {
+        if (!Preferences.getBoolean(PREF_CASE_MIGRATION_PERFORMED, false)) {
+            TagService.Tag[] allTagData = TagService.getInstance().getGroupedTags(TagService.GROUPED_TAGS_BY_ALPHA, Criterion.all);
+
+            for (int i = 0; i < allTagData.length - 1; i++) {
+                TagService.Tag first = allTagData[i];
+                TagService.Tag second = allTagData[i+1];
+
+                if (first.tag.equalsIgnoreCase(second.tag)) {
+                    markForRenaming(first.tag, first.remoteId);
+                    markForRenaming(second.tag, second.remoteId);
+                }
+            }
+
+            for (String key : renameMap.keySet()) {
+                TagService.getInstance().renameCaseSensitive(key, renameMap.get(key));
+                updateTagData(key);
+            }
+
+            Preferences.setBoolean(PREF_CASE_MIGRATION_PERFORMED, true);
+        }
+    }
+
+    private String targetNameForTag(String tag) {
+        String targetName = tag.toLowerCase();
+        targetName = targetName.substring(0, 1).toUpperCase() + targetName.substring(1);
+        return targetName;
+    }
+
+    private void markForRenaming(String tag, long remoteId) {
+        if (renameMap.containsKey(tag)) return;
+
+        String targetName = targetNameForTag(tag);
+
+        int suffix = 1;
+        if (nameCountMap.containsKey(targetName)) {
+            suffix = nameCountMap.get(targetName);
+        }
+
+        String newName = targetName + "_" + suffix; //$NON-NLS-1$
+        nameCountMap.put(targetName, suffix + 1);
+        renameMap.put(tag, newName);
+        nameToRemoteId.put(tag, remoteId);
+    }
+
+    private void updateTagData(String tag) {
+        long remoteId = nameToRemoteId.get(tag);
+        TodorooCursor<TagData> tagData = tagDataService.query(Query.select(TagData.NAME, TagData.REMOTE_ID)
+                                                                   .where(Criterion.and(
+                                                                           TagData.NAME.eq(tag), TagData.REMOTE_ID.eq(remoteId))));
+        try {
+            for (tagData.moveToFirst(); !tagData.isAfterLast(); tagData.moveToNext()) {
+                TagData curr = new TagData(tagData);
+                curr.setValue(TagData.NAME, renameMap.get(tag));
+                tagDataService.save(curr);
+            }
+        } finally {
+            tagData.close();
+        }
+
+        addTasksToTargetTag(renameMap.get(tag), targetNameForTag(tag));
+    }
+
+    private void addTasksToTargetTag(String tag, String target) {
+        TodorooCursor<Task> tasks = taskService.query(Query.select(Task.ID).join(Join.inner(Metadata.TABLE,
+                    Task.ID.eq(Metadata.TASK))).where(TagService.tagEq(tag, null)));
+        try {
+            for (tasks.moveToFirst(); !tasks.isAfterLast(); tasks.moveToNext()) {
+                Task curr = new Task(tasks);
+                TodorooCursor<Metadata> tagMetadata = metadataService.query(Query.select(TagService.TAG)
+                                                                 .where(Criterion.and(TagService.TAG.eq(target), Metadata.KEY.eq(TagService.KEY))));
+                try {
+                    if (tagMetadata.getCount() == 0) {
+                        Metadata newTag = new Metadata();
+                        newTag.setValue(Metadata.KEY, TagService.KEY);
+                        newTag.setValue(Metadata.TASK, curr.getId());
+                        newTag.setValue(TagService.TAG, target);
+                        metadataService.save(newTag);
+                    } // else already exists for some weird reason
+                } finally {
+                    tagMetadata.close();
+                }
+            }
+        } finally {
+            tasks.close();
+        }
+
+    }
+}

astrid/plugin-src/com/todoroo/astrid/tags/TagService.java

@@ -1,6 +1,7 @@
 package com.todoroo.astrid.tags;
 
 import java.util.ArrayList;
+import java.util.HashSet;
 import java.util.LinkedHashSet;
 
 import com.todoroo.andlib.data.Property.CountProperty;
@@ -116,16 +117,23 @@ public final class TagService {
          */
         public QueryTemplate queryTemplate(Criterion criterion) {
             return new QueryTemplate().join(Join.inner(Metadata.TABLE,
-                    Task.ID.eq(Metadata.TASK))).where(tagEq(tag, criterion));
+                    Task.ID.eq(Metadata.TASK))).where(tagEqIgnoreCase(tag, criterion));
         }
 
     }
 
-    private static Criterion tagEq(String tag, Criterion additionalCriterion) {
+    public static Criterion tagEq(String tag, Criterion additionalCriterion) {
         return Criterion.and(
                 MetadataCriteria.withKey(KEY), TAG.eq(tag),
                 additionalCriterion);
     }
+
+    public static Criterion tagEqIgnoreCase(String tag, Criterion additionalCriterion) {
+        return Criterion.and(
+                MetadataCriteria.withKey(KEY), TAG.eqCaseInsensitive(tag),
+                additionalCriterion);
+    }
+
     public QueryTemplate untaggedTemplate() {
         return new QueryTemplate().where(Criterion.and(
                 Criterion.not(Task.ID.in(Query.select(Metadata.TASK).from(Metadata.TABLE).where(MetadataCriteria.withKey(KEY)))),
@@ -214,12 +222,17 @@ public final class TagService {
     public boolean synchronizeTags(long taskId, LinkedHashSet<String> tags) {
         MetadataService service = PluginServices.getMetadataService();
 
+        HashSet<String> addedTags = new HashSet<String>();
         ArrayList<Metadata> metadata = new ArrayList<Metadata>();
         for(String tag : tags) {
+            String tagWithCase = getTagWithCase(tag); // Find if any tag exists that matches with case ignore
+            if (addedTags.contains(tagWithCase)) // Prevent two identical tags from being added twice (e.g. don't add "Tag, tag" as "tag, tag")
+                continue;
+            addedTags.add(tagWithCase);
             Metadata item = new Metadata();
             item.setValue(Metadata.KEY, KEY);
-            item.setValue(TAG, tag);
-            TagData tagData = tagDataService.getTag(tag, TagData.REMOTE_ID);
+            item.setValue(TAG, tagWithCase);
+            TagData tagData = tagDataService.getTag(tagWithCase, TagData.REMOTE_ID);
             if(tagData != null)
                 item.setValue(REMOTE_ID, tagData.getValue(TagData.REMOTE_ID));
 
@@ -229,13 +242,53 @@ public final class TagService {
         return service.synchronizeMetadata(taskId, metadata, Metadata.KEY.eq(KEY));
     }
 
+    /**
+     * If a tag already exists in the database that case insensitively matches the
+     * given tag, return that. Otherwise, return the argument
+     * @param tag
+     * @return
+     */
+    public String getTagWithCase(String tag) {
+        MetadataService service = PluginServices.getMetadataService();
+        String tagWithCase = tag;
+        TodorooCursor<Metadata> tagMetadata = service.query(Query.select(TAG).where(TagService.tagEqIgnoreCase(tag, Criterion.all)).limit(1));
+        try {
+            if (tagMetadata.getCount() > 0) {
+                tagMetadata.moveToFirst();
+                Metadata tagMatch = new Metadata(tagMetadata);
+                tagWithCase = tagMatch.getValue(TagService.TAG);
+            } else {
+                TodorooCursor<TagData> tagData = tagDataService.query(Query.select(TagData.NAME).where(TagData.NAME.eqCaseInsensitive(tag)));
+                try {
+                    if (tagData.getCount() > 0) {
+                        tagData.moveToFirst();
+                        tagWithCase = new TagData(tagData).getValue(TagData.NAME);
+                    }
+                } finally {
+                    tagData.close();
+                }
+            }
+        } finally {
+            tagMetadata.close();
+        }
+        return tagWithCase;
+    }
+
     public int delete(String tag) {
         invalidateTaskCache(tag);
-        return PluginServices.getMetadataService().deleteWhere(tagEq(tag, Criterion.all));
+        return PluginServices.getMetadataService().deleteWhere(tagEqIgnoreCase(tag, Criterion.all));
     }
 
     public int rename(String oldTag, String newTag) {
-        // First remove newTag from all tasks that have both oldTag and newTag.
+        return renameHelper(oldTag, newTag, false);
+    }
+
+    public int renameCaseSensitive(String oldTag, String newTag) { // Need this for tag case migration process
+        return renameHelper(oldTag, newTag, true);
+    }
+
+    private int renameHelper(String oldTag, String newTag, boolean caseSensitive) {
+     // First remove newTag from all tasks that have both oldTag and newTag.
         MetadataService metadataService = PluginServices.getMetadataService();
         metadataService.deleteWhere(
                 Criterion.and(
@@ -245,11 +298,16 @@ public final class TagService {
         // Then rename all instances of oldTag to newTag.
         Metadata metadata = new Metadata();
         metadata.setValue(TAG, newTag);
-        int ret = metadataService.update(tagEq(oldTag, Criterion.all), metadata);
+        int ret;
+        if (caseSensitive)
+            ret = metadataService.update(tagEq(oldTag, Criterion.all), metadata);
+        else
+            ret = metadataService.update(tagEqIgnoreCase(oldTag, Criterion.all), metadata);
         invalidateTaskCache(newTag);
         return ret;
     }
 
+
     private Query rowsWithTag(String tag, Field... projections) {
         return Query.select(projections).from(Metadata.TABLE).where(Metadata.VALUE1.eq(tag));
     }

astrid/src/com/todoroo/astrid/service/TagDataService.java

@@ -80,7 +80,7 @@ public class TagDataService {
      * @return null if doesn't exist
      */
     public TagData getTag(String name, Property<?>... properties) {
-        TodorooCursor<TagData> cursor = tagDataDao.query(Query.select(properties).where(TagData.NAME.eq(name)));
+        TodorooCursor<TagData> cursor = tagDataDao.query(Query.select(properties).where(TagData.NAME.eqCaseInsensitive(name)));
         try {
             if(cursor.getCount() == 0)
                 return null;

astrid/src/com/todoroo/astrid/service/UpgradeService.java

@@ -30,6 +30,7 @@ import com.todoroo.astrid.data.Task;
 import com.todoroo.astrid.gtasks.GtasksPreferenceService;
 import com.todoroo.astrid.notes.NoteMetadata;
 import com.todoroo.astrid.producteev.sync.ProducteevDataService;
+import com.todoroo.astrid.tags.TagCaseMigrator;
 import com.todoroo.astrid.utility.AstridPreferences;
 
 
@@ -110,6 +111,9 @@ public final class UpgradeService {
                     if(from < V3_1_0)
                         new Astrid2To3UpgradeHelper().upgrade3To3_1(context, from);
 
+                    if (from <= V3_8_3_1)
+                        new TagCaseMigrator().performTagCaseMigration();
+
                 } finally {
                     DialogUtilities.dismissDialog((Activity)context, dialog);
                 }