OS X support

EDQueue.podspec

@@ -6,7 +6,8 @@ Pod::Spec.new do |s|
   s.homepage     = 'https://github.com/thisandagain/queue'
   s.authors      = {'Andrew Sliwinski' => '[email protected]', 'Francois Lambert' => '[email protected]'}
   s.source       = { :git => 'https://github.com/thisandagain/queue.git', :tag => 'v0.7.1' }
-  s.platform     = :ios, '5.0'
+  s.ios.platform = :ios, '5.0'
+  s.osx.platform = :osx, '10.8'
   s.source_files = 'EDQueue'
   s.library      = 'sqlite3.0'
   s.requires_arc = true

EDQueue/EDQueue.h

@@ -6,7 +6,7 @@
 //  Copyright (c) 2012 Andrew Sliwinski. All rights reserved.
 //
 
-#import <UIKit/UIKit.h>
+#import <Foundation/Foundation.h>
 
 typedef NS_ENUM(NSInteger, EDQueueResult) {
     EDQueueResultSuccess = 0,
@@ -42,6 +42,9 @@ extern NSString *const EDQueueDidDrain;
 - (BOOL)jobIsActiveForTask:(NSString *)task;
 - (NSDictionary *)nextJobForTask:(NSString *)task;
 
+- (NSUInteger)jobCountForTask:(NSString *)task;
+- (NSUInteger)totalJobCount;
+
 @end
 
 @protocol EDQueueDelegate <NSObject>

EDQueue/EDQueue.m

@@ -121,6 +121,28 @@ - (NSDictionary *)nextJobForTask:(NSString *)task
     return nextJobForTask;
 }
 
+/**
+ * Returns the number of jobs for task
+ *
+ * @param {NSString} Task label
+ *
+ * @return {NSUinteger}
+ */
+- (NSUInteger)jobCountForTask:(NSString *)task
+{
+    return [self.engine jobCountForTask:task];
+}
+
+/**
+ * Returns the total number of jobs
+ *
+ * @return {NSUinteger}
+ */
+- (NSUInteger)totalJobCount
+{
+    return [self.engine fetchJobCount];
+}
+
 /**
  * Starts the queue.
  *

EDQueue/EDQueueStorageEngine.h

@@ -19,6 +19,7 @@
 - (void)removeJob:(NSNumber *)jid;
 - (void)removeAllJobs;
 - (NSUInteger)fetchJobCount;
+- (NSUInteger)jobCountForTask:(id)task;
 - (NSDictionary *)fetchJob;
 - (NSDictionary *)fetchJobForTask:(id)task;
 

EDQueue/EDQueueStorageEngine.m

@@ -22,7 +22,7 @@ - (id)init
     self = [super init];
     if (self) {
         // Database path
-        NSArray *paths                  = NSSearchPathForDirectoriesInDomains(NSDocumentDirectory, NSUserDomainMask,YES);
+        NSArray *paths                  = NSSearchPathForDirectoriesInDomains(NSApplicationSupportDirectory, NSUserDomainMask,YES);
         NSString *documentsDirectory    = [paths objectAtIndex:0];
         NSString *path                  = [documentsDirectory stringByAppendingPathComponent:@"edqueue_0.5.0d.db"];
 
@@ -71,22 +71,33 @@ - (void)createJob:(id)data forTask:(id)task
  */
 - (BOOL)jobExistsForTask:(id)task
 {
-    __block BOOL jobExists = NO;
-
+    return [self jobCountForTask:task] > 0;
+}
+
+/**
+  + * Returns the number of jobs for the specified task name.
+  + *
+  + * @param {NSString} Task name
+  + *
+  + * @return {NSUinteger}
+  + */
+- (NSUInteger)jobCountForTask:(id)task
+{
+    __block NSUInteger jobCount = 0;
     [self.queue inDatabase:^(FMDatabase *db) {
         FMResultSet *rs = [db executeQuery:@"SELECT count(id) AS count FROM queue WHERE task = ?", task];
         [self _databaseHadError:[db hadError] fromDatabase:db];
 
         while ([rs next]) {
-            jobExists |= ([rs intForColumn:@"count"] > 0);
+            jobCount = [rs intForColumn:@"count"];
         }
-
         [rs close];
     }];
 
-    return jobExists;
+    return jobCount;
 }
 
+
 /**
  * Increments the "attempts" column for a specified job.
  *