Annotation of parser3/src/classes/string.C, revision 1.142.6.4
1.24 paf 1: /** @file
2: Parser: @b string parser class.
3:
1.142.6.1 paf 4: Copyright (c) 2001-2005 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:
1.142.6.4! paf 8: static const char * const IDENT_STRING_C="$Date: 2005/08/26 12:00:04 $";
1.1 paf 9:
1.43 paf 10: #include "classes.h"
1.126 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:
1.126 paf 25: class MString: public Methoded {
1.41 paf 26: public:
1.126 paf 27: MString();
1.44 paf 28: public: // Methoded
1.53 parser 29: bool used_directly() { return true; }
1.41 paf 30: };
1.1 paf 31:
1.126 paf 32: // global variable
33:
34: DECLARE_CLASS_VAR(string, new MString, 0);
35:
36: // defines for statics
37:
38: #define MATCH_VAR_NAME "match"
1.133 paf 39: #define TRIM_START_OPTION "start"
40: #define TRIM_BOTH_OPTION "both"
41: #define TRIM_END_OPTION "end"
1.126 paf 42:
43: // statics
44:
45: static const String match_var_name(MATCH_VAR_NAME);
46:
1.1 paf 47: // methods
48:
1.126 paf 49: static void _length(Request& r, MethodParams&) {
50: double result=GET_SELF(r, VString).string().length();
51: r.write_no_lang(*new VDouble(result));
1.1 paf 52: }
53:
1.126 paf 54: static void _int(Request& r, MethodParams& params) {
55: const String& self_string=GET_SELF(r, VString).string();
1.72 parser 56: int converted;
1.84 parser 57: try {
1.126 paf 58: if(self_string.is_empty())
1.121 paf 59: throw Exception("parser.runtime",
1.126 paf 60: 0,
1.121 paf 61: "parameter is empty string, error converting");
1.126 paf 62: converted=self_string.as_int();
1.84 parser 63: } catch(...) { // convert problem
1.142.6.2 paf 64: if(params.count()>0)
65: converted=params.as_int(0, "default must be int", r); // (default)
1.84 parser 66: else
1.126 paf 67: rethrow; // we have a problem when no default
1.72 parser 68: }
1.126 paf 69: r.write_no_lang(*new VInt(converted));
1.1 paf 70: }
71:
1.126 paf 72: static void _double(Request& r, MethodParams& params) {
73: const String& self_string=GET_SELF(r, VString).string();
1.72 parser 74: double converted;
1.84 parser 75: try {
1.126 paf 76: if(self_string.is_empty())
1.121 paf 77: throw Exception("parser.runtime",
1.126 paf 78: 0,
1.121 paf 79: "parameter is empty string, error converting");
1.126 paf 80: converted=self_string.as_double();
1.84 parser 81: } catch(...) { // convert problem
1.142.6.2 paf 82: if(params.count()>0)
83: converted=params.as_double(0, "default must be double", r); // (default)
1.84 parser 84: else
1.126 paf 85: rethrow; // we have a problem when no default
1.72 parser 86: }
87:
1.126 paf 88: r.write_no_lang(*new VDouble(converted));
1.1 paf 89: }
90:
1.126 paf 91: /*not static*/void _string_format(Request& r, MethodParams& params) {
1.9 paf 92:
1.126 paf 93: Value& fmt_maybe_code=params[0];
1.95 paf 94: // for some time due to stupid {} in original design
1.99 paf 95: const String& fmt=r.process_to_string(fmt_maybe_code);
1.9 paf 96:
1.126 paf 97: const char* buf=format(r.get_self().as_double(), fmt.cstrm());
1.63 parser 98:
1.126 paf 99: r.write_no_lang(String(buf));
1.9 paf 100: }
1.11 paf 101:
1.126 paf 102: static void _left(Request& r, MethodParams& params) {
1.138 paf 103: ssize_t sn=params.as_int(0, "n must be int", r);
104: if(sn<0)
105: throw Exception("parser.runtime",
106: 0,
107: "n(%d) must be >=0", sn);
108: size_t n=(size_t)sn;
109:
1.126 paf 110: const String& string=GET_SELF(r, VString).string();
1.102 paf 111: r.write_assign_lang(string.mid(0, n));
1.15 paf 112: }
113:
1.126 paf 114: static void _right(Request& r, MethodParams& params) {
1.138 paf 115: ssize_t sn=(size_t)params.as_int(0, "n must be int", r);
116: if(sn<0)
117: throw Exception("parser.runtime",
118: 0,
119: "n(%d) must be >=0", sn);
120: size_t n=(size_t)sn;
121:
1.15 paf 122:
1.126 paf 123: const String& string=GET_SELF(r, VString).string();
1.127 paf 124: size_t length=string.length();
125: r.write_assign_lang(n<length?string.mid(length-n, string.length()):string);
1.15 paf 126: }
127:
1.126 paf 128: static void _mid(Request& r, MethodParams& params) {
129: const String& string=GET_SELF(r, VString).string();
1.83 parser 130:
1.138 paf 131: ssize_t sbegin=params.as_int(0, "p must be int", r);
132: if(sbegin<0)
133: throw Exception("parser.runtime",
134: 0,
135: "p(%d) must be >=0", sbegin);
136: size_t begin=(size_t)sbegin;
137:
138: size_t end;
139: if(params.count()>1) {
140: ssize_t sn=params.as_int(1, "n must be int", r);
141: if(sn<0)
142: throw Exception("parser.runtime",
143: 0,
144: "n(%d) must be >=0", sn);
145: end=begin+(size_t)sn;
146: } else
147: end=string.length();
1.15 paf 148:
1.138 paf 149: r.write_assign_lang(string.mid(begin, end));
1.15 paf 150: }
151:
1.126 paf 152: static void _pos(Request& r, MethodParams& params) {
153: Value& substr=params.as_no_junction(0, "substr must not be code");
1.16 paf 154:
1.126 paf 155: const String& string=GET_SELF(r, VString).string();
156: r.write_assign_lang(*new VInt((int)string.pos(substr.as_string())));
1.16 paf 157: }
158:
1.128 paf 159: static void split_list(MethodParams& params, int paramIndex,
1.126 paf 160: const String& string,
161: ArrayString& result) {
162: Value& delim_value=params.as_no_junction(paramIndex, "delimiter must not be code");
1.23 paf 163:
1.126 paf 164: size_t pos_after=0;
165: string.split(result, pos_after, delim_value.as_string());
1.19 paf 166: }
167:
1.118 paf 168: #define SPLIT_LEFT 0x0001
169: #define SPLIT_RIGHT 0x0010
170: #define SPLIT_HORIZONTAL 0x0100
171: #define SPLIT_VERTICAL 0x1000
172:
1.126 paf 173: static int split_options(const String* options) {
1.118 paf 174: struct Split_option {
1.126 paf 175: const char* keyL;
176: const char* keyU;
1.118 paf 177: int setBit;
178: int checkBit;
179: } split_option[]={
180: {"l", "L", SPLIT_LEFT, SPLIT_RIGHT}, // 0xVHRL
181: {"r", "R", SPLIT_RIGHT, SPLIT_LEFT},
182: {"h", "H", SPLIT_HORIZONTAL, SPLIT_VERTICAL},
183: {"v", "V", SPLIT_VERTICAL, SPLIT_HORIZONTAL},
1.130 paf 184: {0, 0, 0, 0}
1.118 paf 185: };
186:
187: int result=0;
1.126 paf 188: if(options) {
1.118 paf 189: for(Split_option *o=split_option; o->keyL; o++)
1.126 paf 190: if(options->pos(o->keyL)!=STRING_NOT_FOUND
191: || (o->keyU && options->pos(o->keyU)!=STRING_NOT_FOUND)) {
1.118 paf 192: if(result & o->checkBit)
193: throw Exception("parser.runtime",
194: options,
195: "conflicting split options");
196: result |= o->setBit;
197: }
198: }
199:
200: return result;
201: }
202:
1.128 paf 203: static Table& split_vertical(ArrayString& pieces, bool right) {
1.126 paf 204: Table::columns_type columns(new ArrayString);
205: *columns+=new String("piece");
1.19 paf 206:
1.126 paf 207: Table& table=*new Table(columns, pieces.count());
1.118 paf 208: if(right) { // right
1.126 paf 209: for(int i=pieces.count(); --i>=0; ) {
210: Table::element_type row(new ArrayString);
211: *row+=pieces[i];
212: table+=row;
1.118 paf 213: }
214: } else { // left
1.126 paf 215: Array_iterator<const String*> i(pieces);
1.118 paf 216: while(i.has_next()) {
1.126 paf 217: Table::element_type row(new ArrayString);
218: *row+=i.next();
219: table+=row;
1.118 paf 220: }
1.61 parser 221: }
1.118 paf 222:
1.126 paf 223: return table;
1.19 paf 224: }
225:
1.128 paf 226: static Table& split_horizontal(ArrayString& pieces, bool right) {
1.126 paf 227: Table& table=*new Table(Table::columns_type(0) /* nameless */);
228: Table::element_type row(new ArrayString(pieces.count()));
1.118 paf 229: if(right) { // right
1.131 paf 230: for(int i=pieces.count(); --i>=0; )
1.126 paf 231: *row+=pieces[i];
1.118 paf 232: } else { // left
1.126 paf 233: for(Array_iterator<const String*> i(pieces); i.has_next(); )
234: *row+=i.next();
1.118 paf 235: }
1.126 paf 236: table+=row;
1.118 paf 237:
1.126 paf 238: return table;
1.118 paf 239: }
240:
1.126 paf 241: static void split_with_options(Request& r, MethodParams& params,
1.118 paf 242: int bits) {
1.126 paf 243: const String& string=GET_SELF(r, VString).string();
1.19 paf 244:
1.126 paf 245: ArrayString pieces;
1.128 paf 246: split_list(params, 0, string, pieces);
1.19 paf 247:
1.118 paf 248: if(!bits) {
1.126 paf 249: const String* options=0;
250: if(params.count()>1)
251: options=¶ms.as_string(1, "options must not be code");
252:
1.118 paf 253: bits=split_options(options);
254: }
1.21 paf 255:
1.118 paf 256: bool right=(bits & SPLIT_RIGHT) != 0;
257: bool horizontal=(bits & SPLIT_HORIZONTAL) !=0;
1.128 paf 258: Table& table=horizontal?split_horizontal(pieces, right)
259: :split_vertical(pieces, right);
1.17 paf 260:
1.126 paf 261: r.write_no_lang(*new VTable(&table));
1.118 paf 262: }
1.126 paf 263: static void _split(Request& r, MethodParams& params) {
264: split_with_options(r, params, 0 /* maybe-determine from param #2 */);
1.118 paf 265: }
1.126 paf 266: static void _lsplit(Request& r, MethodParams& params) {
267: split_with_options(r, params, SPLIT_LEFT);
1.118 paf 268: }
1.126 paf 269: static void _rsplit(Request& r, MethodParams& params) {
270: split_with_options(r, params, SPLIT_RIGHT);
1.17 paf 271: }
272:
1.126 paf 273: static void search_action(Table& table, Table::element_type row, int, int, int, int, void *) {
1.28 paf 274: if(row)
275: table+=row;
1.27 paf 276: }
277:
1.74 parser 278: #ifndef DOXYGEN
1.27 paf 279: struct Replace_action_info {
1.126 paf 280: Request* request;
281: const String* src; String* dest;
282: VTable* vtable;
283: Value* replacement_code;
1.27 paf 284: };
1.74 parser 285: #endif
1.105 paf 286: /// @todo they can do $global[$result] there, getting pointer to later-invalid local var, kill this
1.126 paf 287: static void replace_action(Table& table, ArrayString* row,
288: int prestart, int prefinish,
289: int poststart, int postfinish,
290: void *info) {
1.27 paf 291: Replace_action_info& ai=*static_cast<Replace_action_info *>(info);
1.31 paf 292: if(row) { // begin&middle
1.104 paf 293: // piece from last match['prestart'] to beginning of this match['prefinish']
294: if(prestart!=prefinish)
295: *ai.dest << ai.src->mid(prestart, prefinish);//ai.dest->APPEND_CONST("-");
1.51 parser 296: // store found parts in one-record VTable
1.126 paf 297: if(table.count()) // middle
1.32 paf 298: table.put(0, row);
299: else // begin
1.30 paf 300: table+=row;
301: { // execute 'replacement_code' in 'table' context
1.105 paf 302: ai.vtable->set_table(table);
1.30 paf 303:
1.105 paf 304: *ai.dest << ai.request->process_to_string(*ai.replacement_code);
1.29 paf 305: }
306: } else // end
1.104 paf 307: *ai.dest << ai.src->mid(poststart, postfinish);
1.27 paf 308: }
309:
1.50 parser 310: /// @todo use pcre:study somehow
1.126 paf 311: static void _match(Request& r, MethodParams& params) {
312: Value& regexp=params.as_no_junction(0, "regexp must not be code");
313:
314: const String* options=
315: params.count()>1?
316: ¶ms.as_no_junction(1, "options must not be code").as_string():0;
317:
318: Temp_lang temp_lang(r, String::L_PASS_APPENDED);
319: const String& src=GET_SELF(r, VString).string();
320: bool just_matched;
321: if(params.count()<3) { // search
322: Table* table=src.match(r.charsets.source(),
1.32 paf 323: regexp.as_string(), options,
1.64 parser 324: search_action, 0,
1.126 paf 325: just_matched);
326: Value* result;
327: if(table)
328: result=new VTable(table); // table of pre/match/post+substrings
1.64 parser 329: else
1.126 paf 330: result=new VBool(just_matched);
1.102 paf 331: r.write_assign_lang(*result);
1.27 paf 332: } else { // replace
1.126 paf 333: Value& replacement_code=params.as_junction(2, "replacement param must be code");
1.106 paf 334:
1.126 paf 335: String result;
336: VTable* vtable=new VTable;
1.130 paf 337: Replace_action_info info={
338: &r,
339: &src,
340: &result,
341: vtable,
342: &replacement_code
343: };
1.105 paf 344: Temp_value_element temp_match_var(
1.119 paf 345: *replacement_code.get_junction()->method_frame,
1.126 paf 346: match_var_name, vtable);
347: src.match(r.charsets.source(),
1.99 paf 348: r.process_to_string(regexp), options,
1.126 paf 349: replace_action, &info,
350: just_matched);
1.102 paf 351: r.write_assign_lang(result);
1.27 paf 352: }
1.24 paf 353: }
354:
1.128 paf 355: static void change_case(Request& r, MethodParams&,
1.49 parser 356: String::Change_case_kind kind) {
1.126 paf 357: const String& src=GET_SELF(r, VString).string();
1.49 parser 358:
1.126 paf 359: r.write_assign_lang(src.change_case(r.charsets.source(), kind));
1.49 parser 360: }
1.126 paf 361: static void _upper(Request& r, MethodParams& params) {
362: change_case(r, params, String::CC_UPPER);
1.49 parser 363: }
1.126 paf 364: static void _lower(Request& r, MethodParams& params) {
365: change_case(r, params, String::CC_LOWER);
1.49 parser 366: }
367:
1.65 parser 368: #ifndef DOXYGEN
1.126 paf 369: class String_sql_event_handlers: public SQL_Driver_query_event_handlers {
370: const String& statement_string; const char* statement_cstr;
371: bool got_column;
1.65 parser 372: public:
1.126 paf 373: bool got_cell;
374: String& result;
375: public:
376: String_sql_event_handlers(
377: const String& astatement_string, const char* astatement_cstr):
378: statement_string(astatement_string), statement_cstr(astatement_cstr),
379: got_column(false),
380: got_cell(false),
381: result(*new String) {}
1.65 parser 382:
1.128 paf 383: bool add_column(SQL_Error& error, const char* /*str*/, size_t /*length*/) {
1.124 paf 384: if(got_column) {
385: error=SQL_Error("parser.runtime",
1.126 paf 386: //statement_string,
1.65 parser 387: "result must contain exactly one column");
1.124 paf 388: return true;
389: }
1.65 parser 390: got_column=true;
1.124 paf 391: return false;
1.65 parser 392: }
1.124 paf 393: bool before_rows(SQL_Error& /*error*/ ) { /* ignore */ return false; }
394: bool add_row(SQL_Error& /*error*/) { /* ignore */ return false; }
1.126 paf 395: bool add_row_cell(SQL_Error& error, const char* str, size_t length) {
1.124 paf 396: if(got_cell) {
397: error=SQL_Error("parser.runtime",
1.126 paf 398: //statement_string,
1.65 parser 399: "result must not contain more then one row");
1.124 paf 400: return true;
401: }
1.65 parser 402:
1.124 paf 403: try {
404: got_cell=true;
1.126 paf 405: result.append_know_length(str, length, String::L_TAINTED);
1.124 paf 406: return false;
407: } catch(...) {
408: error=SQL_Error("exception occured in String_sql_event_handlers::add_row_cell");
409: return true;
410: }
1.65 parser 411: }
412: };
413: #endif
1.141 paf 414: extern String sql_bind_name;
1.126 paf 415: extern String sql_limit_name;
416: extern String sql_offset_name;
417: extern String sql_default_name;
418: extern String sql_distinct_name;
1.141 paf 419: extern int marshal_binds(HashStringValue& hash, SQL_Driver::Placeholder*& placeholders);
420: extern void unmarshal_bind_updates(HashStringValue& hash, int placeholder_count, SQL_Driver::Placeholder* placeholders);
421:
1.126 paf 422: const String* sql_result_string(Request& r, MethodParams& params,
423: HashStringValue*& options, Value*& default_code) {
424: Value& statement=params.as_junction(0, "statement must be code");
1.53 parser 425:
1.141 paf 426: HashStringValue* bind=0;
1.70 parser 427: ulong limit=0;
428: ulong offset=0;
1.81 parser 429: default_code=0;
1.126 paf 430: if(params.count()>1) {
431: Value& voptions=params.as_no_junction(1, "options must be hash, not code");
1.142.6.3 paf 432: if(voptions.is_defined() && !voptions.is_string())
1.130 paf 433: if((options=voptions.get_hash())) {
1.141 paf 434: int valid_options=0;
435: if(Value* vbind=options->get(sql_bind_name)) {
436: valid_options++;
437: bind=vbind->get_hash();
438: }
439: if(Value* vlimit=options->get(sql_limit_name)) {
440: valid_options++;
1.99 paf 441: limit=(ulong)r.process_to_value(*vlimit).as_double();
1.141 paf 442: }
443: if(Value* voffset=options->get(sql_offset_name)) {
444: valid_options++;
1.99 paf 445: offset=(ulong)r.process_to_value(*voffset).as_double();
1.141 paf 446: }
1.130 paf 447: if((default_code=options->get(sql_default_name))) {
1.141 paf 448: valid_options++;
1.130 paf 449: if(!default_code->get_junction())
1.98 paf 450: throw Exception("parser.runtime",
1.126 paf 451: 0,
1.81 parser 452: "default option must be code");
453: }
1.141 paf 454: if(valid_options!=options->count())
455: throw Exception("parser.runtime",
456: 0,
457: "called with invalid option");
1.73 parser 458: } else
1.98 paf 459: throw Exception("parser.runtime",
1.126 paf 460: 0,
1.73 parser 461: "options must be hash");
1.70 parser 462: } else
463: options=0;
464:
1.141 paf 465: SQL_Driver::Placeholder* placeholders=0;
466: uint placeholders_count=0;
467: if(bind)
468: placeholders_count=marshal_binds(*bind, placeholders);
469:
1.126 paf 470: Temp_lang temp_lang(r, String::L_SQL);
1.99 paf 471: const String& statement_string=r.process_to_string(statement);
1.126 paf 472: const char* statement_cstr=
473: statement_string.cstr(String::L_UNSPECIFIED, r.connection());
474: String_sql_event_handlers handlers(statement_string, statement_cstr);
475: r.connection()->query(
1.140 paf 476: statement_cstr,
1.142 paf 477: placeholders_count, placeholders,
1.140 paf 478: offset, limit,
1.117 paf 479: handlers,
480: statement_string);
1.53 parser 481:
1.141 paf 482: if(bind)
483: unmarshal_bind_updates(*bind, placeholders_count, placeholders);
484:
1.65 parser 485: if(!handlers.got_cell)
486: return 0; // no lines, caller should return second param[default value]
1.62 parser 487:
1.126 paf 488: return &handlers.result;
1.53 parser 489: }
490:
1.126 paf 491: static void _sql(Request& r, MethodParams& params) {
492: HashStringValue* options;
493: Value* default_code;
494: const String* string=sql_result_string(r, params, options, default_code);
1.62 parser 495: if(!string) {
1.81 parser 496: if(default_code) {
1.99 paf 497: string=&r.process_to_string(*default_code);
1.68 parser 498: } else
1.98 paf 499: throw Exception("parser.runtime",
1.126 paf 500: 0,
1.81 parser 501: "produced no result, but no default option specified");
1.62 parser 502: }
1.100 paf 503:
1.102 paf 504: r.write_assign_lang(*string);
1.53 parser 505: }
506:
1.126 paf 507: static void _replace(Request& r, MethodParams& params) {
508: const String& src=GET_SELF(r, VString).string();
1.71 parser 509:
1.126 paf 510: Table* table=params.as_no_junction(0, "parameter must not be code").get_table();
1.71 parser 511: if(!table)
1.98 paf 512: throw Exception("parser.runtime",
1.126 paf 513: 0,
1.71 parser 514: "parameter must be table");
515:
516: Dictionary dict(*table);
1.126 paf 517: r.write_assign_lang(src.replace(dict));
1.71 parser 518: }
1.79 parser 519:
1.126 paf 520: static void _save(Request& r, MethodParams& params) {
521: const String& file_name=params.as_string(params.count()-1,
1.87 paf 522: "file name must be string");
1.79 parser 523:
1.126 paf 524: const String& src=GET_SELF(r, VString).string();
1.79 parser 525:
1.87 paf 526: bool do_append=false;
1.126 paf 527: if(params.count()>1) {
528: const String& mode=params.as_string(0, "mode must be string");
1.87 paf 529: if(mode=="append")
530: do_append=true;
531: else
1.98 paf 532: throw Exception("parser.runtime",
1.87 paf 533: &mode,
534: "unknown mode, must be 'append'");
535: }
536:
1.79 parser 537: // write
1.126 paf 538: const char* buf=src.cstr(String::L_UNSPECIFIED, r.connection(false/*no error if none*/));
1.94 paf 539: file_write(r.absolute(file_name),
1.89 paf 540: buf, strlen(buf), true, do_append);
1.79 parser 541: }
542:
1.126 paf 543: static void _normalize(Request& r, MethodParams&) {
544: const String& src=GET_SELF(r, VString).string();
545:
546: r.write_assign_lang(src);
1.109 paf 547: }
548:
1.133 paf 549: static void _trim(Request& r, MethodParams& params) {
550: const String& src=GET_SELF(r, VString).string();
551:
552: String::Trim_kind kind=String::TRIM_BOTH;
553: const char* chars=0;
554: if(params.count()>0) {
1.135 paf 555: const String& skind=params.as_string(0,
556: "'where' must be string");
1.137 paf 557: if(skind.length())
558: if(skind==TRIM_START_OPTION)
559: kind=String::TRIM_START;
560: else if(skind==TRIM_END_OPTION)
561: kind=String::TRIM_END;
562: else if(skind==TRIM_BOTH_OPTION)
563: kind=String::TRIM_BOTH;
564: else
565: throw Exception("parser.runtime",
566: &skind,
567: "'kind' must be one of "TRIM_START_OPTION", "TRIM_BOTH_OPTION", "TRIM_END_OPTION);
1.133 paf 568:
1.136 paf 569: if(params.count()>1) {
570: const String& schars=params.as_string(1, "'chars' must be string");
1.137 paf 571: if(schars.length())
572: chars=schars.cstr();
1.136 paf 573: }
1.133 paf 574: }
575:
576: r.write_assign_lang(src.trim(kind, chars));
577: }
578:
1.139 paf 579: static void _append(Request& r, MethodParams& params) {
580: // c=a+b
581: VString& va=GET_SELF(r, VString);
582: const String& a=va.string();
583: const String& b=params.as_string(0, "parameter must be string");
584: String& c=*new String(a);
585: c.append(b, String::L_PASS_APPENDED);
586: va.set_string(c);
587: }
588:
1.41 paf 589: // constructor
590:
1.126 paf 591: MString::MString(): Methoded("string") {
1.1 paf 592: // ^string.length[]
1.41 paf 593: add_native_method("length", Method::CT_DYNAMIC, _length, 0, 0);
1.6 paf 594:
1.1 paf 595: // ^string.int[]
1.72 parser 596: // ^string.int(default)
597: add_native_method("int", Method::CT_DYNAMIC, _int, 0, 1);
1.1 paf 598: // ^string.double[]
1.72 parser 599: // ^string.double(default)
600: add_native_method("double", Method::CT_DYNAMIC, _double, 0, 1);
1.9 paf 601:
1.24 paf 602: // ^string.format{format}
1.41 paf 603: add_native_method("format", Method::CT_DYNAMIC, _string_format, 1, 1);
1.14 paf 604:
1.15 paf 605: // ^string.left(n)
1.41 paf 606: add_native_method("left", Method::CT_DYNAMIC, _left, 1, 1);
1.15 paf 607: // ^string.right(n)
1.41 paf 608: add_native_method("right", Method::CT_DYNAMIC, _right, 1, 1);
1.15 paf 609: // ^string.mid(p;n)
1.82 parser 610: add_native_method("mid", Method::CT_DYNAMIC, _mid, 1, 2);
1.16 paf 611:
612: // ^string.pos[substr]
1.41 paf 613: add_native_method("pos", Method::CT_DYNAMIC, _pos, 1, 1);
1.17 paf 614:
1.118 paf 615: // ^string.split[delim]
616: // ^string.split[delim][options]
617: add_native_method("split", Method::CT_DYNAMIC, _split, 1, 2);
618: // old names for backward compatibility
619: // ^string.lsplit[delim]
620: add_native_method("lsplit", Method::CT_DYNAMIC, _lsplit, 1, 1);
621: // ^string.rsplit[delim]
622: add_native_method("rsplit", Method::CT_DYNAMIC, _rsplit, 1, 1);
623:
1.32 paf 624: // ^string.match[regexp][options]
625: // ^string.match[regexp][options]{replacement-code}
1.41 paf 626: add_native_method("match", Method::CT_DYNAMIC, _match, 1, 3);
1.49 parser 627:
628: // ^string.toupper[]
629: add_native_method("upper", Method::CT_DYNAMIC, _upper, 0, 0);
630: // ^string.tolower[]
631: add_native_method("lower", Method::CT_DYNAMIC, _lower, 0, 0);
1.53 parser 632:
1.70 parser 633: // ^sql[query]
1.141 paf 634: // ^sql[query][options hash]
1.67 parser 635: add_native_method("sql", Method::CT_STATIC, _sql, 1, 2);
1.71 parser 636:
637: // ^string.replace[table]
638: add_native_method("replace", Method::CT_DYNAMIC, _replace, 1, 1);
1.79 parser 639:
640: // ^string.save[file]
1.87 paf 641: add_native_method("save", Method::CT_DYNAMIC, _save, 1, 2);
1.109 paf 642:
1.112 paf 643: // ^string.normalize[]
644: add_native_method("normalize", Method::CT_DYNAMIC, _normalize, 0, 0);
1.133 paf 645:
646: // ^string.trim[[start|both|end][;chars]]
647: add_native_method("trim", Method::CT_DYNAMIC, _trim, 0, 2);
1.139 paf 648:
649: // ^string.append[string]
650: add_native_method("append", Method::CT_DYNAMIC, _append, 1, 1);
1.2 paf 651: }
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