Initial commitHEADmaster

1 files changed, 79 insertions, 0 deletions

diff --git a/storedata.py b/storedata.py
new file mode 100644
index 0000000..d3eb14e
--- /dev/null
+++ b/storedata.py
@@ -0,0 +1,79 @@
+#    Deals with storage of data and metadata.
+from sugar.datastore import datastore
+from canvas import canvas
+import time
+
+def unique_title(name):
+    if name == '':
+        name = 'Untitled'
+    objs, num_objects = datastore.find({'title':name, 'TimeLapse':'yes'})
+    if num_objects == 0:
+        return name
+    i = 1
+    while num_objects != 0:
+        i += 1
+        objs, num_objects = datastore.find({'title':name + str(i),
+                                          'TimeLapse':'yes'})
+    return name + str(i)
+
+def change_description(title, new_discription):
+    dsobjects, num = datastore.find({'title':title, 'TimeLapse':'yes'})
+    for dsobject in dsobjects:
+        dsobject.metadata['description'] = new_discription
+        datastore.write(dsobject)
+        dsobject.destroy()
+        
+def change_name(old_name, new_name):
+    dsobjects, num = datastore.find({'title':old_name, 'TimeLapse':'yes'})
+    for dsobject in dsobjects:
+        dsobject.metadata['title'] = new_name
+        dsobject.metadata['TimeLapsetitle'] = new_name
+        datastore.write(dsobject)
+        dsobject.destroy()
+       
+        
+def store_data(entry_title, mime_type, file_path):
+    file_dsobject = datastore.create()
+    file_dsobject.metadata['TimeLapse'] = 'yes'
+    file_dsobject.metadata['TimeLapsetitle'] = entry_title
+    file_dsobject.metadata['title'] = entry_title
+    file_dsobject.metadata['mime_type'] = mime_type
+    file_dsobject.metadata['description'] = ''
+    file_dsobject.set_file_path(file_path)
+    datastore.write(file_dsobject) 
+    file_dsobject.destroy()
+    
+class Collection:
+    def __init__(self, tab):
+        self.tab = tab
+        self.entry_title = unique_title(tab.jurnal_name)
+        if tab.video:
+            self.video_temp = "/tmp/tmp" + str(time.time()) + '.ogv'
+        if tab.audio:
+            self.audio_temp = "/tmp/tmp" + str(time.time()) + '.flac'
+        if tab.image:
+            self.image_temp = "/tmp/tmp" + str(time.time()) + '.png'
+        self.start()
+
+    def store_data(self):
+        if self.tab.video:
+            store_data(self.entry_title, 'video/ogg', self.video_temp)
+        if self.tab.audio:
+            store_data(self.entry_title, 'audio/ogg', self.audio_temp)
+        if self.tab.image:
+            store_data(self.entry_title, 'image/png', self.image_temp)
+        canvas.new_data_entry(self.entry_title)
+    
+    
+   
+class LapseCollection:
+    def __init__(self, tab):
+        self.tab = tab
+        self.entry_title = unique_title(tab.jurnal_name)
+        self.lapse_temp = "/tmp/tmp" + str(time.time()) + '.mjpeg'
+        self.convert_temp = "/tmp/tmp" + str(time.time()) + '.ogg'
+        self.start()
+
+    def store_data(self):
+        store_data(self.entry_title, 'video/ogg', self.convert_temp)
+        canvas.new_data_entry(self.entry_title)