Annotation of parser3/src/classes/string.C, revision 1.125.2.4
1.24 paf 1: /** @file
2: Parser: @b string parser class.
3:
1.125.2.1 paf 4: Copyright (c) 2001-2003 ArtLebedev Group (http://www.artlebedev.com)
1.97 paf 5: Author: Alexandr Petrosian <paf@design.ru> (http://paf.design.ru)
1.113 paf 6: */
1.24 paf 7:
1.125.2.4! paf 8: static const char* IDENT_STRING_C="$Date: 2003/02/04 14:04:46 $";
1.1 paf 9:
1.43 paf 10: #include "classes.h"
1.125.2.4! paf 11: #include "pa_vmethod_frame.h"
! 12:
1.1 paf 13: #include "pa_request.h"
14: #include "pa_vdouble.h"
15: #include "pa_vint.h"
1.17 paf 16: #include "pa_vtable.h"
1.25 paf 17: #include "pa_vbool.h"
1.27 paf 18: #include "pa_string.h"
1.53 parser 19: #include "pa_sql_connection.h"
1.71 parser 20: #include "pa_dictionary.h"
1.119 paf 21: #include "pa_vmethod_frame.h"
1.1 paf 22:
1.41 paf 23: // class
24:
25: class MString : public Methoded {
26: public:
27: MString(Pool& pool);
1.44 paf 28: public: // Methoded
1.53 parser 29: bool used_directly() { return true; }
1.41 paf 30: };
1.1 paf 31:
32: // methods
33:
1.125.2.3 paf 34: static void _length(Request& r, StringPtr method_name, MethodParams& ) {
1.1 paf 35: Pool& pool=r.pool();
1.120 paf 36: double result=r.get_self()->get_string()->size();
1.103 paf 37: r.write_no_lang(*new(pool) VDouble(pool, result));
1.1 paf 38: }
39:
1.125.2.3 paf 40: static void _int(Request& r, StringPtr method_name, MethodParams& params) {
1.1 paf 41: Pool& pool=r.pool();
1.121 paf 42: const String *self_string=r.get_self()->get_string();
1.72 parser 43: int converted;
1.125.2.3 paf 44: Value *default_code=params.count()>0?¶ms.as_junction(0, "default must be int"):0; // (default)
1.84 parser 45: try {
1.121 paf 46: if(!self_string || self_string->is_empty())
47: throw Exception("parser.runtime",
48: &method_name,
49: "parameter is empty string, error converting");
50: converted=self_string->as_int();
1.84 parser 51: } catch(...) { // convert problem
52: if(!default_code) // we have a problem when no default
1.125.2.2 paf 53: rethrow;
1.84 parser 54: else
1.99 paf 55: converted=r.process_to_value(*default_code).as_int();
1.72 parser 56: }
1.103 paf 57: r.write_no_lang(*new(pool) VInt(pool, converted));
1.1 paf 58: }
59:
1.125.2.3 paf 60: static void _double(Request& r, StringPtr method_name, MethodParams& params) {
1.1 paf 61: Pool& pool=r.pool();
1.121 paf 62: const String *self_string=r.get_self()->get_string();
1.72 parser 63: double converted;
1.125.2.3 paf 64: Value *default_code=params.count()>0?¶ms.as_junction(0, "default must be double"):0; // (default)
1.84 parser 65: try {
1.121 paf 66: if(!self_string || self_string->is_empty())
67: throw Exception("parser.runtime",
68: &method_name,
69: "parameter is empty string, error converting");
70: converted=self_string->as_double();
1.84 parser 71: } catch(...) { // convert problem
72: if(!default_code) // we have a problem when no default
1.125.2.2 paf 73: rethrow;
1.84 parser 74: else
1.99 paf 75: converted=r.process_to_value(*default_code).as_double();
1.72 parser 76: }
77:
1.103 paf 78: r.write_no_lang(*new(pool) VDouble(pool, converted));
1.1 paf 79: }
80:
1.125.2.3 paf 81: /*not static*/void _string_format(Request& r, StringPtr method_name, MethodParams& params) {
1.9 paf 82: Pool& pool=r.pool();
83:
1.125.2.3 paf 84: Value& fmt_maybe_code=params.get(0);
1.95 paf 85: // for some time due to stupid {} in original design
1.99 paf 86: const String& fmt=r.process_to_string(fmt_maybe_code);
1.9 paf 87:
1.120 paf 88: char *buf=format(pool, r.get_self()->as_double(), fmt.cstr());
1.63 parser 89:
90: String result(pool);
91: result.APPEND_CLEAN(buf, 0,
92: method_name.origin().file,
93: method_name.origin().line);
94: r.write_no_lang(result);
1.9 paf 95: }
1.11 paf 96:
1.125.2.3 paf 97: static void _left(Request& r, StringPtr /*method_name*/, MethodParams& params) {
1.15 paf 98: Pool& pool=r.pool();
99:
1.125.2.3 paf 100: size_t n=(size_t)params.as_int(0, "n must be int", r);
1.15 paf 101:
1.120 paf 102: const String& string=static_cast<VString *>(r.get_self())->string();
1.102 paf 103: r.write_assign_lang(string.mid(0, n));
1.15 paf 104: }
105:
1.125.2.3 paf 106: static void _right(Request& r, StringPtr /*method_name*/, MethodParams& params) {
1.15 paf 107: Pool& pool=r.pool();
108:
1.125.2.3 paf 109: size_t n=(size_t)params.as_int(0, "n must be int", r);
1.15 paf 110:
1.120 paf 111: const String& string=static_cast<VString *>(r.get_self())->string();
1.102 paf 112: r.write_assign_lang(string.mid(string.size()-n, string.size()));
1.15 paf 113: }
114:
1.125.2.3 paf 115: static void _mid(Request& r, StringPtr /*method_name*/, MethodParams& params) {
1.15 paf 116: Pool& pool=r.pool();
1.120 paf 117: const String& string=*r.get_self()->get_string();
1.83 parser 118:
1.125.2.3 paf 119: size_t p=(size_t)max(0, params.as_int(0, "p must be int", r));
120: size_t n=params.count()>1?
121: (size_t)max(0, params.as_int(1, "n must be int", r)):string.size();
1.15 paf 122:
1.102 paf 123: r.write_assign_lang(string.mid(p, p+n));
1.15 paf 124: }
125:
1.125.2.3 paf 126: static void _pos(Request& r, StringPtr method_name, MethodParams& params) {
1.16 paf 127: Pool& pool=r.pool();
128:
1.125.2.3 paf 129: Value& substr=params.as_no_junction(0, "substr must not be code");
1.16 paf 130:
1.120 paf 131: const String& string=static_cast<VString *>(r.get_self())->string();
1.16 paf 132: r.write_assign_lang(*new(pool) VInt(pool, string.pos(substr.as_string())));
133: }
134:
1.118 paf 135: static void split_list(Request& r, const String& method_name,
136: MethodParams *params, int paramIndex,
1.23 paf 137: const String& string,
138: Array& result) {
1.125.2.3 paf 139: Value& delim_value=params.as_no_junction(paramIndex, "delimiter must not be code");
1.23 paf 140:
1.45 paf 141: string.split(result, 0, delim_value.as_string());
1.19 paf 142: }
143:
1.118 paf 144: #define SPLIT_LEFT 0x0001
145: #define SPLIT_RIGHT 0x0010
146: #define SPLIT_HORIZONTAL 0x0100
147: #define SPLIT_VERTICAL 0x1000
148:
149: static int split_options(const String *options) {
150: struct Split_option {
1.125.2.1 paf 151: const char* keyL;
152: const char* keyU;
1.118 paf 153: int setBit;
154: int checkBit;
155: } split_option[]={
156: {"l", "L", SPLIT_LEFT, SPLIT_RIGHT}, // 0xVHRL
157: {"r", "R", SPLIT_RIGHT, SPLIT_LEFT},
158: {"h", "H", SPLIT_HORIZONTAL, SPLIT_VERTICAL},
159: {"v", "V", SPLIT_VERTICAL, SPLIT_HORIZONTAL},
160: {0}
161: };
162:
163: int result=0;
164: if(options) {
165: for(Split_option *o=split_option; o->keyL; o++)
166: if(options->pos(o->keyL)>=0
167: || (o->keyU && options->pos(o->keyU)>=0)) {
168: if(result & o->checkBit)
169: throw Exception("parser.runtime",
170: options,
171: "conflicting split options");
172: result |= o->setBit;
173: }
174: }
175:
176: return result;
177: }
178:
179: static Table *split_vertical(Request& r, const String& string, Array& pieces, bool right) {
1.19 paf 180: Pool& pool=r.pool();
1.61 parser 181:
182: Array& columns=*new(pool) Array(pool);
183: columns+=new(pool) String(pool, "piece");
1.19 paf 184:
1.21 paf 185: Table& table=*new(pool) Table(pool, &string,
1.61 parser 186: &columns, pieces.size());
1.118 paf 187: if(right) { // right
188: for(int i=pieces.size(); --i>=0; ) {
189: Array& row=*new(pool) Array(pool);
190: row+=pieces.get(i);
191: table+=&row;
192: }
193: } else { // left
194: Array_iter i(pieces);
195: while(i.has_next()) {
196: Array& row=*new(pool) Array(pool);
197: row+=i.next();
198: table+=&row;
199: }
1.61 parser 200: }
1.118 paf 201:
202: return &table;
1.19 paf 203: }
204:
1.118 paf 205: static Table *split_horizontal(Request& r, const String& string, Array& pieces, bool right) {
206: Pool& pool=r.pool();
207:
208: Table& table=*new(pool) Table(pool, &string, 0 /* nameless */);
209: Array& row=*new(pool) Array(pool);
210: if(right) { // right
211: for(int i=pieces.size(); --i>=0; ) {
212: row+=pieces.get(i);
213: }
214: } else { // left
215: Array_iter i(pieces);
216: while(i.has_next()) {
217: row+=i.next();
218: }
219: }
220: table+=&row;
221:
222: return &table;
223: }
224:
1.125.2.3 paf 225: static void split_with_options(Request& r, StringPtr method_name, MethodParams& params,
1.118 paf 226: int bits) {
1.19 paf 227: Pool& pool=r.pool();
1.120 paf 228: const String& string=*r.get_self()->get_string();
1.19 paf 229:
1.61 parser 230: Array pieces(pool);
1.118 paf 231: split_list(r, method_name, params, 0,
232: string, pieces);
1.19 paf 233:
1.118 paf 234: if(!bits) {
235: const String *options=0;
1.125.2.3 paf 236: if(params.count()>1) {
237: options=¶ms.as_string(1, "options must not be code");
1.118 paf 238: }
239: bits=split_options(options);
240: }
1.21 paf 241:
1.118 paf 242: bool right=(bits & SPLIT_RIGHT) != 0;
243: bool horizontal=(bits & SPLIT_HORIZONTAL) !=0;
244: Table *table;
245: if(horizontal)
246: table=split_horizontal(r, string, pieces, right);
247: else
248: table=split_vertical(r, string, pieces, right);
1.17 paf 249:
1.118 paf 250: r.write_no_lang(*new(pool) VTable(pool, table));
251: }
1.125.2.3 paf 252: static void _split(Request& r, StringPtr method_name, MethodParams& params) {
1.118 paf 253: split_with_options(r, method_name, params, 0 /* maybe-determine from param #2 */);
254: }
1.125.2.3 paf 255: static void _lsplit(Request& r, StringPtr method_name, MethodParams& params) {
1.118 paf 256: split_with_options(r, method_name, params, SPLIT_LEFT);
257: }
1.125.2.3 paf 258: static void _rsplit(Request& r, StringPtr method_name, MethodParams& params) {
1.118 paf 259: split_with_options(r, method_name, params, SPLIT_RIGHT);
1.17 paf 260: }
261:
1.104 paf 262: static void search_action(Table& table, Array *row, int, int, int, int, void *) {
1.28 paf 263: if(row)
264: table+=row;
1.27 paf 265: }
266:
1.74 parser 267: #ifndef DOXYGEN
1.27 paf 268: struct Replace_action_info {
1.30 paf 269: Request *request; const String *origin;
1.31 paf 270: const String *src; String *dest;
1.105 paf 271: VTable *vtable;
1.27 paf 272: Value *replacement_code;
273: };
1.74 parser 274: #endif
1.105 paf 275: /// @todo they can do $global[$result] there, getting pointer to later-invalid local var, kill this
1.104 paf 276: static void replace_action(Table& table, Array *row,
277: int prestart, int prefinish,
278: int poststart, int postfinish,
279: void *info) {
1.27 paf 280: Replace_action_info& ai=*static_cast<Replace_action_info *>(info);
1.31 paf 281: if(row) { // begin&middle
1.104 paf 282: // piece from last match['prestart'] to beginning of this match['prefinish']
283: if(prestart!=prefinish)
284: *ai.dest << ai.src->mid(prestart, prefinish);//ai.dest->APPEND_CONST("-");
1.51 parser 285: // store found parts in one-record VTable
1.32 paf 286: if(table.size()) // middle
287: table.put(0, row);
288: else // begin
1.30 paf 289: table+=row;
290: { // execute 'replacement_code' in 'table' context
1.105 paf 291: ai.vtable->set_table(table);
1.30 paf 292:
1.105 paf 293: *ai.dest << ai.request->process_to_string(*ai.replacement_code);
1.29 paf 294: }
295: } else // end
1.104 paf 296: *ai.dest << ai.src->mid(poststart, postfinish);
1.27 paf 297: }
298:
1.50 parser 299: /// @todo use pcre:study somehow
1.125.2.3 paf 300: static void _match(Request& r, StringPtr method_name, MethodParams& params) {
1.24 paf 301: Pool& pool=r.pool();
1.125.2.3 paf 302: Value& regexp=params.as_no_junction(0, "regexp must not be code");
1.38 paf 303:
304: const String *options=
1.125.2.3 paf 305: params.count()>1?
306: ¶ms.as_no_junction(1, "options must not be code").as_string():0;
1.24 paf 307:
308: Temp_lang temp_lang(r, String::UL_PASS_APPENDED);
1.25 paf 309: Table *table;
1.125.2.3 paf 310: if(params.count()<3) { // search
1.120 paf 311: const String& src=static_cast<VString *>(r.get_self())->string();
1.106 paf 312:
1.64 parser 313: bool was_global;
1.109 paf 314: bool matched=src.match(
1.39 paf 315: &method_name,
1.32 paf 316: regexp.as_string(), options,
1.27 paf 317: &table,
1.64 parser 318: search_action, 0,
319: &was_global);
1.102 paf 320: Value *result;
1.60 parser 321: // matched
1.64 parser 322: // not (just matched[3=pre/match/post], no substrings) or Global search
323: if(table->columns()->size()>3 || was_global)
1.105 paf 324: result=new(pool) VTable(pool, table/*TODO: clone this when table would be stacked!*/); // table of pre/match/post+substrings
1.64 parser 325: else
326: result=new(pool) VBool(pool, matched);
1.102 paf 327: r.write_assign_lang(*result);
1.27 paf 328: } else { // replace
1.120 paf 329: const String& src=*r.get_self()->get_string();
1.106 paf 330:
1.125.2.3 paf 331: Value& replacement_code=params.as_junction(2, "replacement param must be code");
1.24 paf 332:
1.102 paf 333: String& result=*new(pool) String(pool);
1.105 paf 334: VTable vtable(pool);
1.27 paf 335: Replace_action_info replace_action_info={
1.30 paf 336: &r, &method_name,
1.102 paf 337: &src, &result,
1.105 paf 338: &vtable,
1.104 paf 339: &replacement_code
1.27 paf 340: };
1.105 paf 341: Temp_value_element temp_match_var(
1.119 paf 342: *replacement_code.get_junction()->method_frame,
1.105 paf 343: *match_var_name, &vtable);
1.109 paf 344: src.match(
1.39 paf 345: &method_name,
1.99 paf 346: r.process_to_string(regexp), options,
1.27 paf 347: &table,
1.33 paf 348: replace_action, &replace_action_info);
1.102 paf 349: r.write_assign_lang(result);
1.27 paf 350: }
1.24 paf 351: }
352:
1.125.2.3 paf 353: static void change_case(Request& r, StringPtr method_name, MethodParams& params,
1.49 parser 354: String::Change_case_kind kind) {
355: Pool& pool=r.pool();
1.120 paf 356: const String& src=static_cast<VString *>(r.get_self())->string();
1.49 parser 357:
1.102 paf 358: r.write_assign_lang(src.change_case(pool, kind));
1.49 parser 359: }
1.125.2.3 paf 360: static void _upper(Request& r, StringPtr method_name, MethodParams& params) {
1.49 parser 361: change_case(r, method_name, params, String::CC_UPPER);
362: }
1.125.2.3 paf 363: static void _lower(Request& r, StringPtr method_name, MethodParams& params) {
1.49 parser 364: change_case(r, method_name, params, String::CC_LOWER);
365: }
366:
1.65 parser 367: #ifndef DOXYGEN
368: class String_sql_event_handlers : public SQL_Driver_query_event_handlers {
369: public:
370: String_sql_event_handlers(Pool& apool,
1.125.2.1 paf 371: const String& astatement_string, const char* astatement_cstr):
1.65 parser 372: pool(apool),
373: statement_string(astatement_string),
374: statement_cstr(astatement_cstr),
375: got_column(false), got_cell(false) {
376: result=new(pool) String(pool);
377: }
378:
1.124 paf 379: bool add_column(SQL_Error& error, void *ptr, size_t size) {
380: if(got_column) {
381: error=SQL_Error("parser.runtime",
1.65 parser 382: &statement_string,
383: "result must contain exactly one column");
1.124 paf 384: return true;
385: }
1.65 parser 386: got_column=true;
1.124 paf 387: return false;
1.65 parser 388: }
1.124 paf 389: bool before_rows(SQL_Error& /*error*/ ) { /* ignore */ return false; }
390: bool add_row(SQL_Error& /*error*/) { /* ignore */ return false; }
391: bool add_row_cell(SQL_Error& error, void *ptr, size_t size) {
392: if(got_cell) {
393: error=SQL_Error("parser.runtime",
1.65 parser 394: &statement_string,
395: "result must not contain more then one row");
1.124 paf 396: return true;
397: }
1.65 parser 398:
1.124 paf 399: try {
400: got_cell=true;
1.125.2.1 paf 401: result->APPEND_TAINTED((const char* )ptr, size, statement_cstr, 0);
1.124 paf 402: return false;
403: } catch(...) {
404: error=SQL_Error("exception occured in String_sql_event_handlers::add_row_cell");
405: return true;
406: }
1.65 parser 407: }
408:
409: private:
410: Pool& pool;
1.125.2.1 paf 411: const String& statement_string; const char* statement_cstr;
1.65 parser 412: bool got_column;
413: public:
414: bool got_cell;
415: String *result;
416: };
417: #endif
1.125.2.3 paf 418: const String* sql_result_string(Request& r, StringPtr method_name, MethodParams& params,
1.81 parser 419: Hash *& options, Value *& default_code) {
1.53 parser 420: Pool& pool=r.pool();
421:
1.125.2.3 paf 422: Value& statement=params.as_junction(0, "statement must be code");
1.53 parser 423:
1.70 parser 424: ulong limit=0;
425: ulong offset=0;
1.81 parser 426: default_code=0;
1.125.2.3 paf 427: if(params.count()>1) {
428: Value& voptions=params.as_no_junction(1, "options must be hash, not code");
1.115 paf 429: if(!voptions.is_string())
1.85 parser 430: if(options=voptions.get_hash(&method_name)) {
1.73 parser 431: if(Value *vlimit=(Value *)options->get(*sql_limit_name))
1.99 paf 432: limit=(ulong)r.process_to_value(*vlimit).as_double();
1.73 parser 433: if(Value *voffset=(Value *)options->get(*sql_offset_name))
1.99 paf 434: offset=(ulong)r.process_to_value(*voffset).as_double();
1.81 parser 435: if(default_code=(Value *)options->get(*sql_default_name)) {
1.110 paf 436: if(Junction *default_junction=default_code->get_junction())
1.119 paf 437: ;//default_junction->change_context(statement.get_junction());
1.110 paf 438: else
1.98 paf 439: throw Exception("parser.runtime",
1.81 parser 440: &method_name,
441: "default option must be code");
442: }
1.73 parser 443: } else
1.98 paf 444: throw Exception("parser.runtime",
1.73 parser 445: &method_name,
446: "options must be hash");
1.70 parser 447: } else
448: options=0;
449:
1.53 parser 450: Temp_lang temp_lang(r, String::UL_SQL);
1.99 paf 451: const String& statement_string=r.process_to_string(statement);
1.125.2.1 paf 452: const char* statement_cstr=
1.93 paf 453: statement_string.cstr(String::UL_UNSPECIFIED, r.connection(&method_name));
1.65 parser 454: String_sql_event_handlers handlers(pool, statement_string, statement_cstr);
1.117 paf 455: r.connection(&method_name)->query(
456: statement_cstr, offset, limit,
457: handlers,
458: statement_string);
1.53 parser 459:
1.65 parser 460: if(!handlers.got_cell)
461: return 0; // no lines, caller should return second param[default value]
1.62 parser 462:
1.65 parser 463: return handlers.result;
1.53 parser 464: }
465:
1.125.2.3 paf 466: static void _sql(Request& r, StringPtr method_name, MethodParams& params) {
1.53 parser 467: Pool& pool=r.pool();
468:
1.70 parser 469: Hash *options;
1.81 parser 470: Value *default_code;
471: const String *string=sql_result_string(r, method_name, params, options, default_code);
1.62 parser 472: if(!string) {
1.81 parser 473: if(default_code) {
1.99 paf 474: string=&r.process_to_string(*default_code);
1.81 parser 475: if(!string)
476: string=new(pool) String(pool);
1.68 parser 477: } else
1.98 paf 478: throw Exception("parser.runtime",
1.68 parser 479: &method_name,
1.81 parser 480: "produced no result, but no default option specified");
1.62 parser 481: }
1.100 paf 482:
1.102 paf 483: r.write_assign_lang(*string);
1.53 parser 484: }
485:
1.125.2.3 paf 486: static void _replace(Request& r, StringPtr method_name, MethodParams& params) {
1.71 parser 487: Pool& pool=r.pool();
1.120 paf 488: const String& src=*r.get_self()->get_string();
1.71 parser 489:
1.125.2.3 paf 490: Table *table=params.as_no_junction(0, "parameter must not be code").get_table();
1.71 parser 491: if(!table)
1.98 paf 492: throw Exception("parser.runtime",
1.71 parser 493: &method_name,
494: "parameter must be table");
495:
496: Dictionary dict(*table);
1.102 paf 497: r.write_assign_lang(src.replace(pool, dict));
1.71 parser 498: }
1.79 parser 499:
1.125.2.3 paf 500: static void _save(Request& r, StringPtr method_name, MethodParams& params) {
501: const String& file_name=params.as_string(params.count()-1,
1.87 paf 502: "file name must be string");
1.79 parser 503:
1.120 paf 504: const String& src=static_cast<VString *>(r.get_self())->string();
1.79 parser 505:
1.87 paf 506: bool do_append=false;
1.125.2.3 paf 507: if(params.count()>1) {
508: const String& mode=params.as_string(0, "mode must be string");
1.87 paf 509: if(mode=="append")
510: do_append=true;
511: else
1.98 paf 512: throw Exception("parser.runtime",
1.87 paf 513: &mode,
514: "unknown mode, must be 'append'");
515: }
516:
1.79 parser 517: // write
1.125.2.1 paf 518: const char* buf=src.cstr(String::UL_UNSPECIFIED, r.connection(0/*no error if none*/));
1.94 paf 519: file_write(r.absolute(file_name),
1.89 paf 520: buf, strlen(buf), true, do_append);
1.79 parser 521: }
522:
1.125.2.3 paf 523: static void _normalize(Request& r, StringPtr method_name, MethodParams& /*params*/) {
1.120 paf 524: r.write_assign_lang(r.get_self()->get_string()->join_chains(r.pool(), 0/*cstr*/));
1.109 paf 525: }
526:
1.41 paf 527: // constructor
528:
1.103 paf 529: MString::MString(Pool& apool) : Methoded(apool, "string") {
1.1 paf 530: // ^string.length[]
1.41 paf 531: add_native_method("length", Method::CT_DYNAMIC, _length, 0, 0);
1.6 paf 532:
1.1 paf 533: // ^string.int[]
1.72 parser 534: // ^string.int(default)
535: add_native_method("int", Method::CT_DYNAMIC, _int, 0, 1);
1.1 paf 536: // ^string.double[]
1.72 parser 537: // ^string.double(default)
538: add_native_method("double", Method::CT_DYNAMIC, _double, 0, 1);
1.9 paf 539:
1.24 paf 540: // ^string.format{format}
1.41 paf 541: add_native_method("format", Method::CT_DYNAMIC, _string_format, 1, 1);
1.14 paf 542:
1.15 paf 543: // ^string.left(n)
1.41 paf 544: add_native_method("left", Method::CT_DYNAMIC, _left, 1, 1);
1.15 paf 545: // ^string.right(n)
1.41 paf 546: add_native_method("right", Method::CT_DYNAMIC, _right, 1, 1);
1.15 paf 547: // ^string.mid(p;n)
1.82 parser 548: add_native_method("mid", Method::CT_DYNAMIC, _mid, 1, 2);
1.16 paf 549:
550: // ^string.pos[substr]
1.41 paf 551: add_native_method("pos", Method::CT_DYNAMIC, _pos, 1, 1);
1.17 paf 552:
1.118 paf 553: // ^string.split[delim]
554: // ^string.split[delim][options]
555: add_native_method("split", Method::CT_DYNAMIC, _split, 1, 2);
556: // old names for backward compatibility
557: // ^string.lsplit[delim]
558: add_native_method("lsplit", Method::CT_DYNAMIC, _lsplit, 1, 1);
559: // ^string.rsplit[delim]
560: add_native_method("rsplit", Method::CT_DYNAMIC, _rsplit, 1, 1);
561:
1.32 paf 562: // ^string.match[regexp][options]
563: // ^string.match[regexp][options]{replacement-code}
1.41 paf 564: add_native_method("match", Method::CT_DYNAMIC, _match, 1, 3);
1.49 parser 565:
566: // ^string.toupper[]
567: add_native_method("upper", Method::CT_DYNAMIC, _upper, 0, 0);
568: // ^string.tolower[]
569: add_native_method("lower", Method::CT_DYNAMIC, _lower, 0, 0);
1.53 parser 570:
1.70 parser 571: // ^sql[query]
572: // ^sql[query][$.limit(1) $.offset(2) $.default[n/a]]
1.67 parser 573: add_native_method("sql", Method::CT_STATIC, _sql, 1, 2);
1.71 parser 574:
575: // ^string.replace[table]
576: add_native_method("replace", Method::CT_DYNAMIC, _replace, 1, 1);
1.79 parser 577:
578: // ^string.save[file]
1.87 paf 579: add_native_method("save", Method::CT_DYNAMIC, _save, 1, 2);
1.109 paf 580:
1.112 paf 581: // ^string.normalize[]
582: add_native_method("normalize", Method::CT_DYNAMIC, _normalize, 0, 0);
1.2 paf 583: }
1.1 paf 584:
1.41 paf 585: // global variable
586:
587: Methoded *string_class;
588:
589: // creator
590:
591: Methoded *MString_create(Pool& pool) {
592: return string_class=new(pool) MString(pool);
593: }
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