def read(self, request, project_id, old_id, diff_id):
project_id, old_id, diff_id = [int(project_id), int(old_id), int(diff_id)]
dmp = diff_match_patch()
old = utility.prev_point_text(project_id, old_id)
if diff_id:
diff = utility.prev_point_text(project_id, diff_id)
else:
diff = utility.get_current_text(project_id, old.keys())
result = {}
for cell, html in old.iteritems():
if cell in diff:
d = dmp.diff_main(html, diff[cell])
#dmp.diff_cleanupEfficiency(d) # Suck
dmp.diff_cleanupSemantic(d) # Damn it
html = dmp.diff_prettyHtml(d)
# I don't know why dmp replace this char
html = html.replace("&", "&").replace("<", "<").replace(">", ">").replace("¶<br>", "\n").replace("<br>", "\n").replace("<br/>", "\n").replace("<br />", "\n")
result[cell] = html
return result
def insertProjectHistory(project, cell, new_value, model, id, field, user):
current_value = getattr(model.objects.get(id=id), field)
if current_value == None:
current_value = ''
elif type(current_value) == int:
current_value = str(current_value)
if new_value == None:
new_value = ''
elif type(new_value) == int:
new_value = str(new_value)
if new_value != current_value:
dmp = diff_match_patch()
patches = dmp.patch_make(new_value, current_value)
project_history = ProjectHistory(project=project, cell=cell, patch=dmp.patch_toText(patches), user=user)
project_history.save()
# This is a bug
if ProjectHistory.objects.filter(project=project).count() > 1:
project_history.before = project_history.get_previous_by_datetime(project=project)
else:
project_history.before = {'id': 0}
return render_to_string('history_item.html', {'project_id': project.id, 'history': project_history, 'is_new': True})
def read(self, request, project_id, old_id, diff_id):
project_id, old_id, diff_id = [
int(project_id), int(old_id),
int(diff_id)
]
dmp = diff_match_patch()
old = utility.prev_point_text(project_id, old_id)
if diff_id:
diff = utility.prev_point_text(project_id, diff_id)
else:
diff = utility.get_current_text(project_id, old.keys())
result = {}
for cell, html in old.iteritems():
if cell in diff:
d = dmp.diff_main(html, diff[cell])
#dmp.diff_cleanupEfficiency(d) # Suck
dmp.diff_cleanupSemantic(d) # Damn it
html = dmp.diff_prettyHtml(d)
# I don't know why dmp replace this char
html = html.replace("&", "&").replace("<", "<").replace(
">", ">").replace("¶<br>", "\n").replace(
"<br>", "\n").replace("<br/>",
"\n").replace("<br />", "\n")
result[cell] = html
return result
def insertProjectHistory(project, cell, new_value, model, id, field, user):
current_value = getattr(model.objects.get(id=id), field)
if current_value == None:
current_value = ''
elif type(current_value) == int:
current_value = str(current_value)
if new_value == None:
new_value = ''
elif type(new_value) == int:
new_value = str(new_value)
if new_value != current_value:
dmp = diff_match_patch()
patches = dmp.patch_make(new_value, current_value)
project_history = ProjectHistory(project=project,
cell=cell,
patch=dmp.patch_toText(patches),
user=user)
project_history.save()
# This is a bug
if ProjectHistory.objects.filter(project=project).count() > 1:
project_history.before = project_history.get_previous_by_datetime(
project=project)
else:
project_history.before = {'id': 0}
return render_to_string('history_item.html', {
'project_id': project.id,
'history': project_history,
'is_new': True
})
def prev_point_text(project_id, history_id):
dmp = diff_match_patch()
histories = ProjectHistory.objects.filter(project__id=project_id, id__gte=history_id).order_by('-id')
pre = {}
for history in histories:
cell = history.cell
if not pre.get(cell):
pre[cell] = []
pre[cell].append(dmp.patch_fromText(history.patch)[0])
result = {}
for cell, patches in pre.iteritems():
result[cell] = dmp.patch_apply(patches, get_field_from_cell(project_id, cell))[0]
return result
def prev_point_text(project_id, history_id):
dmp = diff_match_patch()
histories = ProjectHistory.objects.filter(
project__id=project_id, id__gte=history_id).order_by('-id')
pre = {}
for history in histories:
cell = history.cell
if not pre.get(cell):
pre[cell] = []
pre[cell].append(dmp.patch_fromText(history.patch)[0])
result = {}
for cell, patches in pre.iteritems():
result[cell] = dmp.patch_apply(patches,
get_field_from_cell(project_id,
cell))[0]
return result
