/Assets/Plugins/JSONObject.cs

https://bitbucket.org/Werring/unity-indusim · C# · 343 lines · 328 code · 5 blank · 10 comment · 78 complexity · df1f8c87df01dfe57791a5235978232d MD5 · raw file 

    

  1. #define READABLE

    2. 

  2. 

    3. 

  3. using UnityEngine;

    4. 

  4. using System.Collections;

    5. 

  5. using System.Collections.Generic;

    6. 

  6. 

    7. 

  7. /*

    8. 

  8.  * http://www.opensource.org/licenses/lgpl-2.1.php

    9. 

  9.  * JSONObject class

    10. 

  10.  * for use with Unity

    11. 

  11.  * Copyright Matt Schoen 2010

    12. 

  12.  */

    13. 

  13. 

    14. 

  14. public class JSONObject:Nullable {

    15. 

  15. 	const int MAX_DEPTH = 1000;

    16. 

  16. 	public enum Type { NULL, STRING, NUMBER, OBJECT, ARRAY, BOOL }

    17. 

  17. 	public JSONObject parent;

    18. 

  18. 	public Type type = Type.NULL;

    19. 

  19. 	public ArrayList list = new ArrayList();

    20. 

  20. 	public ArrayList keys = new ArrayList();

    21. 

  21. 	public string str;

    22. 

  22. 	public double n;

    23. 

  23. 	public bool b;

    24. 

  24. 

    25. 

  25. 	public static JSONObject nullJO { get { return new JSONObject(JSONObject.Type.NULL); } }

    26. 

  26. 	public static JSONObject obj { get { return new JSONObject(JSONObject.Type.OBJECT); } }

    27. 

  27. 	public static JSONObject arr { get { return new JSONObject(JSONObject.Type.ARRAY); } }

    28. 

  28. 

    29. 

  29. 	public JSONObject(JSONObject.Type t) {

    30. 

  30. 		type = t;

    31. 

  31. 		switch(t) {

    32. 

  32. 		case Type.ARRAY:

    33. 

  33. 			list = new ArrayList();

    34. 

  34. 			break;

    35. 

  35. 		case Type.OBJECT:

    36. 

  36. 			list = new ArrayList();

    37. 

  37. 			keys = new ArrayList();

    38. 

  38. 			break;

    39. 

  39. 		}

    40. 

  40. 	}

    41. 

  41. 	public JSONObject(bool b) {

    42. 

  42. 		type = Type.BOOL;

    43. 

  43. 		this.b = b;

    44. 

  44. 	}

    45. 

  45. 	public JSONObject(float f) {

    46. 

  46. 		type = Type.NUMBER;

    47. 

  47. 		this.n = f;

    48. 

  48. 	}

    49. 

  49. 	public JSONObject(Dictionary<string, string> dic) {

    50. 

  50. 		type = Type.OBJECT;

    51. 

  51. 		foreach(KeyValuePair<string, string> kvp in dic){

    52. 

  52. 			keys.Add(kvp.Key);

    53. 

  53. 			list.Add(kvp.Value);

    54. 

  54. 		}

    55. 

  55. 	}

    56. 

  56. 	public JSONObject() { }

    57. 

  57. 	public JSONObject(string str) {	//create a new JSONObject from a string (this will also create any children, and parse the whole string)

    58. 

  58. 		//Debug.Log(str);

    59. 

  59. 		if(str != null) {

    60. 

  60. #if(READABLE)

    61. 

  61. 			str = str.Replace("\\n", "");

    62. 

  62. 			str = str.Replace("\\t", "");

    63. 

  63. 			str = str.Replace("\\r", "");

    64. 

  64. 			str = str.Replace("\t", "");

    65. 

  65. 			str = str.Replace("\n", "");

    66. 

  66. 			str = str.Replace("\\", "");

    67. 

  67. #endif

    68. 

  68. 			if(str.Length > 0) {

    69. 

  69. 				if(string.Compare(str, "true", true) == 0) {

    70. 

  70. 					type = Type.BOOL;

    71. 

  71. 					b = true;

    72. 

  72. 				} else if(string.Compare(str, "false", true) == 0) {

    73. 

  73. 					type = Type.BOOL;

    74. 

  74. 					b = false;

    75. 

  75. 				} else if(str == "null") {

    76. 

  76. 					type = Type.NULL;

    77. 

  77. 				} else if(str[0] == '"') {

    78. 

  78. 					type = Type.STRING;

    79. 

  79. 					this.str = str.Substring(1, str.Length - 2);

    80. 

  80. 				} else {

    81. 

  81. 					try {

    82. 

  82. 						n = System.Convert.ToDouble(str);

    83. 

  83. 						type = Type.NUMBER;

    84. 

  84. 					} catch(System.FormatException) {

    85. 

  85. 						int token_tmp = 0;

    86. 

  86. 						/*

    87. 

  87. 						 * Checking for the following formatting (www.json.org)

    88. 

  88. 						 * object - {"field1":value,"field2":value}

    89. 

  89. 						 * array - [value,value,value]

    90. 

  90. 						 * value - string	- "string"

    91. 

  91. 						 *		 - number	- 0.0

    92. 

  92. 						 *		 - bool		- true -or- false

    93. 

  93. 						 *		 - null		- null

    94. 

  94. 						 */

    95. 

  95. 						switch(str[0]) {

    96. 

  96. 						case '{':

    97. 

  97. 							type = Type.OBJECT;

    98. 

  98. 							keys = new ArrayList();

    99. 

  99. 							list = new ArrayList();

    100. 

  100. 							break;

    101. 

  101. 						case '[':

    102. 

  102. 							type = JSONObject.Type.ARRAY;

    103. 

  103. 							list = new ArrayList();

    104. 

  104. 							break;

    105. 

  105. 						default:

    106. 

  106. 							type = Type.NULL;

    107. 

  107. 							Debug.LogWarning("improper JSON formatting:" + str);

    108. 

  108. 							return;

    109. 

  109. 						}

    110. 

  110. 						int depth = 0;

    111. 

  111. 						bool openquote = false;

    112. 

  112. 						bool inProp = false;

    113. 

  113. 						for(int i = 1; i < str.Length; i++) {

    114. 

  114. 							if(str[i] == '\\') {

    115. 

  115. 								i++;

    116. 

  116. 								continue;

    117. 

  117. 							}

    118. 

  118. 							if(str[i] == '"')

    119. 

  119. 								openquote = !openquote;

    120. 

  120. 							if(str[i] == '[' || str[i] == '{')

    121. 

  121. 								depth++;

    122. 

  122. 							if(depth == 0 && !openquote) {

    123. 

  123. 								if(str[i] == ':' && !inProp) {

    124. 

  124. 									inProp = true;

    125. 

  125. 									try {

    126. 

  126. 										keys.Add(str.Substring(token_tmp + 2, i - token_tmp - 3));

    127. 

  127. 									} catch { Debug.Log(i + " - " + str.Length + " - " + str); }

    128. 

  128. 									token_tmp = i;

    129. 

  129. 								}

    130. 

  130. 								if(str[i] == ',') {

    131. 

  131. 									inProp = false;

    132. 

  132. 									list.Add(new JSONObject(str.Substring(token_tmp + 1, i - token_tmp - 1)));

    133. 

  133. 									token_tmp = i;

    134. 

  134. 								}

    135. 

  135. 								if(str[i] == ']' || str[i] == '}')

    136. 

  136. 									list.Add(new JSONObject(str.Substring(token_tmp + 1, i - token_tmp - 1)));

    137. 

  137. 							}

    138. 

  138. 							if(str[i] == ']' || str[i] == '}')

    139. 

  139. 								depth--;

    140. 

  140. 						}

    141. 

  141. 					}

    142. 

  142. 				}

    143. 

  143. 			}

    144. 

  144. 		} else {

    145. 

  145. 			type = Type.NULL;	//If the string is missing, this is a null

    146. 

  146. 		}

    147. 

  147. 	}

    148. 

  148. 	public void AddField(bool val) { Add(new JSONObject(val)); }

    149. 

  149. 	public void AddField(float val) { Add(new JSONObject(val)); }

    150. 

  150. 	public void AddField(int val) { Add(new JSONObject(val)); }

    151. 

  151. 	public void Add(JSONObject obj) {

    152. 

  152. 		if(obj) {		//Don't do anything if the object is null

    153. 

  153. 			if(type != JSONObject.Type.ARRAY) {

    154. 

  154. 				type = JSONObject.Type.ARRAY;		//Congratulations, son, you're an ARRAY now

    155. 

  155. 				Debug.LogWarning("tried to add an object to a non-array JSONObject.  We'll do it for you, but you might be doing something wrong.");

    156. 

  156. 			}

    157. 

  157. 			list.Add(obj);

    158. 

  158. 		}

    159. 

  159. 	}

    160. 

  160. 	public void AddField(string name, bool val) { AddField(name, new JSONObject(val)); }

    161. 

  161. 	public void AddField(string name, float val) { AddField(name, new JSONObject(val)); }

    162. 

  162. 	public void AddField(string name, int val) { AddField(name, new JSONObject(val)); }

    163. 

  163. 	public void AddField(string name, string val) {

    164. 

  164. 		AddField(name, new JSONObject { type = JSONObject.Type.STRING, str = val });

    165. 

  165. 	}

    166. 

  166. 	public void AddField(string name, JSONObject obj) {

    167. 

  167. 		if(obj){		//Don't do anything if the object is null

    168. 

  168. 			if(type != JSONObject.Type.OBJECT){

    169. 

  169. 				type = JSONObject.Type.OBJECT;		//Congratulations, son, you're an OBJECT now

    170. 

  170. 				Debug.LogWarning("tried to add a field to a non-object JSONObject.  We'll do it for you, but you might be doing something wrong.");

    171. 

  171. 			}

    172. 

  172. 			keys.Add(name);

    173. 

  173. 			list.Add(obj);

    174. 

  174. 		}

    175. 

  175. 	}

    176. 

  176. 	public void SetField(string name, JSONObject obj) {

    177. 

  177. 		if(HasField(name)) {

    178. 

  178. 			list.Remove(this[name]);

    179. 

  179. 			keys.Remove(name);

    180. 

  180. 		}

    181. 

  181. 		AddField(name, obj);

    182. 

  182. 	}

    183. 

  183. 	public JSONObject GetField(string name) {

    184. 

  184. 		if(type == JSONObject.Type.OBJECT)

    185. 

  185. 			for(int i = 0; i < keys.Count; i++)

    186. 

  186. 				if((string)keys[i] == name)

    187. 

  187. 					return (JSONObject)list[i];

    188. 

  188. 		return null;

    189. 

  189. 	}

    190. 

  190. 	public bool HasField(string name) {

    191. 

  191. 		if(type == JSONObject.Type.OBJECT)

    192. 

  192. 			for(int i = 0; i < keys.Count; i++)

    193. 

  193. 				if((string)keys[i] == name)

    194. 

  194. 					return true;

    195. 

  195. 		return false;

    196. 

  196. 	}

    197. 

  197. 	public void Clear() {

    198. 

  198. 		type = JSONObject.Type.NULL;

    199. 

  199. 		list.Clear();

    200. 

  200. 		keys.Clear();

    201. 

  201. 		str = "";

    202. 

  202. 		n = 0;

    203. 

  203. 		b = false;

    204. 

  204. 	}

    205. 

  205. 	public JSONObject Copy() {

    206. 

  206. 		return new JSONObject(print());

    207. 

  207. 	}

    208. 

  208. 	/*

    209. 

  209. 	 * The Merge function is experimental. Use at your own risk.

    210. 

  210. 	 */

    211. 

  211. 	public void Merge(JSONObject obj) {

    212. 

  212. 		MergeRecur(this, obj);

    213. 

  213. 	}

    214. 

  214. 	static void MergeRecur(JSONObject left, JSONObject right) {

    215. 

  215. 		if(right.type == JSONObject.Type.OBJECT) {

    216. 

  216. 			for(int i = 0; i < right.list.Count; i++) {

    217. 

  217. 				if(right.keys[i] != null) {

    218. 

  218. 					string key = (string)right.keys[i];

    219. 

  219. 					JSONObject val = (JSONObject)right.list[i];

    220. 

  220. 					if(val.type == JSONObject.Type.ARRAY || val.type == JSONObject.Type.OBJECT) {

    221. 

  221. 						if(left.HasField(key))

    222. 

  222. 							MergeRecur(left[key], val);

    223. 

  223. 						else

    224. 

  224. 							left.AddField(key, val);

    225. 

  225. 					} else {

    226. 

  226. 						if(left.HasField(key))

    227. 

  227. 							left.SetField(key, val);

    228. 

  228. 						else

    229. 

  229. 							left.AddField(key, val);

    230. 

  230. 					}

    231. 

  231. 				}

    232. 

  232. 			}

    233. 

  233. 		}// else left.list.Add(right.list);

    234. 

  234. 	}

    235. 

  235. 	public string print() {

    236. 

  236. 		return print(0);

    237. 

  237. 	}

    238. 

  238. 	public string print(int depth) {	//Convert the JSONObject into a stiring

    239. 

  239. 		if(depth++ > MAX_DEPTH) {

    240. 

  240. 			Debug.Log("reached max depth!");

    241. 

  241. 			return "";

    242. 

  242. 		}

    243. 

  243. 		string str = "";

    244. 

  244. 		switch(type) {

    245. 

  245. 		case Type.STRING:

    246. 

  246. 			str = "\"" + this.str + "\"";

    247. 

  247. 			break;

    248. 

  248. 		case Type.NUMBER:

    249. 

  249. 			str += n;

    250. 

  250. 			break;

    251. 

  251. 		case JSONObject.Type.OBJECT:

    252. 

  252. 			if(list.Count > 0) {

    253. 

  253. 				str = "{";

    254. 

  254. #if(READABLE)	//for a bit more readability, comment the define above to save space

    255. 

  255. 				str += "\n";

    256. 

  256. 				depth++;

    257. 

  257. #endif

    258. 

  258. 				for(int i = 0; i < list.Count; i++) {

    259. 

  259. 					string key = (string)keys[i];

    260. 

  260. 					JSONObject obj = (JSONObject)list[i];

    261. 

  261. 					if(obj) {

    262. 

  262. #if(READABLE)

    263. 

  263. 						for(int j = 0; j < depth; j++)

    264. 

  264. 							str += "\t"; //for a bit more readability

    265. 

  265. #endif

    266. 

  266. 						str += "\"" + key + "\":";

    267. 

  267. 						str += obj.print(depth) + ",";

    268. 

  268. #if(READABLE)

    269. 

  269. 						str += "\n";

    270. 

  270. #endif

    271. 

  271. 					}

    272. 

  272. 				}

    273. 

  273. #if(READABLE)

    274. 

  274. 				str = str.Substring(0, str.Length - 1);

    275. 

  275. #endif

    276. 

  276. 				str = str.Substring(0, str.Length - 1);

    277. 

  277. 				str += "}";

    278. 

  278. 			} else str += "null";

    279. 

  279. 			break;

    280. 

  280. 		case JSONObject.Type.ARRAY:

    281. 

  281. 			if(list.Count > 0) {

    282. 

  282. 				str = "[";

    283. 

  283. #if(READABLE)

    284. 

  284. 				str += "\n"; //for a bit more readability

    285. 

  285. 				depth++;

    286. 

  286. #endif

    287. 

  287. 				foreach(JSONObject obj in list) {

    288. 

  288. 					if(obj) {

    289. 

  289. #if(READABLE)

    290. 

  290. 						for(int j = 0; j < depth; j++)

    291. 

  291. 							str += "\t"; //for a bit more readability

    292. 

  292. #endif

    293. 

  293. 						str += obj.print(depth) + ",";

    294. 

  294. #if(READABLE)

    295. 

  295. 						str += "\n"; //for a bit more readability

    296. 

  296. #endif

    297. 

  297. 					}

    298. 

  298. 				}

    299. 

  299. #if(READABLE)

    300. 

  300. 				str = str.Substring(0, str.Length - 1);

    301. 

  301. #endif

    302. 

  302. 				str = str.Substring(0, str.Length - 1);

    303. 

  303. 				str += "]";

    304. 

  304. 			}

    305. 

  305. 			break;

    306. 

  306. 		case Type.BOOL:

    307. 

  307. 			if(b)

    308. 

  308. 				str += "true";

    309. 

  309. 			else

    310. 

  310. 				str += "false";

    311. 

  311. 			break;

    312. 

  312. 		case Type.NULL:

    313. 

  313. 			str = "null";

    314. 

  314. 			break;

    315. 

  315. 		}

    316. 

  316. 		return str;

    317. 

  317. 	}

    318. 

  318. 	public JSONObject this[int index] {

    319. 

  319. 		get { return (JSONObject)list[index]; }

    320. 

  320. 	}

    321. 

  321. 	public JSONObject this[string index] {

    322. 

  322. 		get { return GetField(index); }

    323. 

  323. 	}

    324. 

  324. 	public override string ToString() {

    325. 

  325. 		return print();

    326. 

  326. 	}

    327. 

  327. 	public Dictionary<string, string> ToDictionary() {

    328. 

  328. 		if(type == Type.OBJECT) {

    329. 

  329. 			Dictionary<string, string> result = new Dictionary<string, string>();

    330. 

  330. 			for(int i = 0; i < list.Count; i++) {

    331. 

  331. 				JSONObject val = (JSONObject)list[i];

    332. 

  332. 				switch(val.type){

    333. 

  333. 				case Type.STRING:	result.Add((string)keys[i], val.str);		break;

    334. 

  334. 				case Type.NUMBER:	result.Add((string)keys[i], val.n + "");	break;

    335. 

  335. 				case Type.BOOL:		result.Add((string)keys[i], val.b + "");	break;

    336. 

  336. 				default: Debug.LogWarning("Omitting object: " + (string)keys[i] + " in dictionary conversion"); break;

    337. 

  337. 				}

    338. 

  338. 			}

    339. 

  339. 			return result;

    340. 

  340. 		} else Debug.LogWarning("Tried to turn non-Object JSONObject into a dictionary");

    341. 

  341. 		return null;

    342. 

  342. 	}

    343. 

  343. }
    344.