| Sapan Bhatia | d8e4a23 | 2017-07-12 21:20:06 -0400 | [diff] [blame] | 1 | def django_content_type_string(xptags): |
| 2 | # Check possibility of KeyError in caller |
| 3 | content_type = xptags['content_type'] |
| 4 | |
| 5 | try: |
| 6 | content_type = eval(content_type) |
| 7 | except: |
| 8 | pass |
| 9 | |
| 10 | if (content_type=='url'): |
| 11 | return 'URLField' |
| 12 | if (content_type=='date'): |
| 13 | return 'DateTimeField' |
| 14 | elif (content_type=='ip'): |
| 15 | return 'GenericIPAddressField' |
| 16 | elif (content_type=='stripped' or content_type=='"stripped"'): |
| 17 | return 'StrippedCharField' |
| 18 | else: |
| 19 | raise Exception('Unknown Type: %s'%content_type) |
| 20 | |
| 21 | def django_string_type(xptags): |
| 22 | try: |
| 23 | max_length = eval(xptags['max_length']) |
| 24 | except: |
| 25 | max_length = 1024 * 1024 |
| 26 | |
| 27 | if ('content_type' in xptags): |
| 28 | return django_content_type_string(xptags) |
| 29 | elif (max_length<1024*1024): |
| 30 | return 'CharField' |
| 31 | else: |
| 32 | return 'TextField' |
| 33 | |
| 34 | def xproto_django_type(xptype, xptags): |
| 35 | if (xptype=='string'): |
| 36 | return django_string_type(xptags) |
| 37 | elif (xptype=='float'): |
| 38 | return 'FloatField' |
| 39 | elif (xptype=='bool'): |
| 40 | return 'BooleanField' |
| 41 | elif (xptype=='uint32'): |
| 42 | return 'IntegerField' |
| 43 | elif (xptype=='int32'): |
| 44 | return 'IntegerField' |
| 45 | elif (xptype=='int64'): |
| 46 | return 'BigIntegerField' |
| 47 | else: |
| 48 | raise Exception('Unknown Type: %s'%xptype) |
| 49 | |
| 50 | def xproto_django_link_type(f): |
| 51 | if (f['link_type']=='manytoone'): |
| 52 | return 'ForeignKey' |
| 53 | elif (f['link_type']=='manytomany'): |
| 54 | if (f['dst_port']): |
| 55 | return 'ManyToManyField' |
| 56 | else: |
| 57 | return 'GenericRelation' |
| 58 | |
| 59 | def map_xproto_to_django(f): |
| 60 | allowed_keys=['help_text','default','max_length','modifier','blank','choices','db_index','null','editable','on_delete','verbose_name', 'auto_now_add'] |
| 61 | |
| 62 | m = {'modifier':{'optional':True, 'required':False, '_target':'null'}} |
| 63 | out = {} |
| 64 | |
| 65 | for k,v in f['options'].items(): |
| 66 | if (k in allowed_keys): |
| 67 | try: |
| 68 | kv2 = m[k] |
| 69 | out[kv2['_target']] = kv2[v] |
| 70 | except: |
| 71 | out[k] = v |
| 72 | return out |
| 73 | |
| 74 | def xproto_django_link_options_str(field, dport=None): |
| 75 | output_dict = map_xproto_to_django(field) |
| 76 | |
| 77 | if (dport and (dport=='+' or '+' not in dport)): |
| 78 | output_dict['related_name'] = '%r'%dport |
| 79 | |
| 80 | try: |
| 81 | if field['through']: |
| 82 | d = {} |
| 83 | if isinstance(field['through'], str): |
| 84 | split = field['through'].rsplit('.',1) |
| 85 | d['name'] = split[-1] |
| 86 | if len(split)==2: |
| 87 | d['package'] = split[0] |
| 88 | d['fqn'] = 'package' + '.' + d['name'] |
| 89 | else: |
| 90 | d['fqn'] = d['name'] |
| 91 | d['package'] = '' |
| 92 | else: |
| 93 | d = field['through'] |
| 94 | |
| 95 | if not d['name'].endswith('_'+field['name']): |
| 96 | output_dict['through'] = '%r'%d['fqn'] |
| 97 | except KeyError: |
| 98 | pass |
| 99 | |
| 100 | return format_options_string(output_dict) |
| 101 | |
| 102 | def format_options_string(d): |
| 103 | if (not d): |
| 104 | return '' |
| 105 | else: |
| 106 | |
| 107 | lst = [] |
| 108 | for k,v in d.items(): |
| 109 | if (type(v)==str and k=='default' and v.endswith('()"')): |
| 110 | lst.append('%s = %s'%(k,v[1:-3])) |
| 111 | elif (type(v)==str and v.startswith('"')): |
| 112 | try: |
| 113 | tup = eval(v[1:-1]) |
| 114 | if (type(tup)==tuple): |
| 115 | lst.append('%s = %r'%(k,tup)) |
| 116 | else: |
| 117 | lst.append('%s = %s'%(k,v)) |
| 118 | except: |
| 119 | lst.append('%s = %s'%(k,v)) |
| 120 | elif (type(v)==bool): |
| 121 | lst.append('%s = %r'%(k,bool(v))) |
| 122 | else: |
| 123 | try: |
| 124 | lst.append('%s = %r'%(k,int(v))) |
| 125 | except ValueError: |
| 126 | lst.append('%s = %s'%(k,v)) |
| 127 | |
| 128 | return ', '.join(lst) |
| 129 | |
| 130 | def xproto_django_options_str(field, dport=None): |
| 131 | output_dict = map_xproto_to_django(field) |
| 132 | |
| 133 | if (dport=='_'): |
| 134 | dport = '+' |
| 135 | |
| 136 | if (dport and (dport=='+' or '+' not in dport)): |
| 137 | output_dict['related_name'] = '%r'%dport |
| 138 | |
| 139 | return format_options_string(output_dict) |