Annotation of parser3/src/classes/string.C, revision 1.125.2.12
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:
1.125.2.12! paf 8: static const char* IDENT_STRING_C="$Date: 2003/02/24 15:36:33 $";
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:
1.125.2.9 paf 25: class MString: public Methoded {
1.41 paf 26: public:
1.125.2.7 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:
1.125.2.7 paf 32: // global variable
33:
1.125.2.12! paf 34: DECLARE_CLASS_VAR(string, new MString, 0);
1.125.2.7 paf 35:
1.125.2.8 paf 36: // defines for statics
37:
38: #define MATCH_VAR_NAME "match"
39:
40: // statics
41:
42: static StringPtr match_var_name(new String(MATCH_VAR_NAME));
43:
1.1 paf 44: // methods
45:
1.125.2.10 paf 46: static void _length(Request& r, StringPtr method_name, MethodParams* ) {
1.1 paf 47: Pool& pool=r.pool();
1.125.2.7 paf 48: double result=GET_SELF(r, VString).string()->size();
49: r.write_no_lang(ValuePtr(new VDouble(result)));
1.1 paf 50: }
51:
1.125.2.10 paf 52: static void _int(Request& r, StringPtr method_name, MethodParams* params) {
1.1 paf 53: Pool& pool=r.pool();
1.125.2.7 paf 54: StringPtr self_string=r.get_self()->get_string(&pool);
1.72 parser 55: int converted;
1.125.2.10 paf 56: ValuePtr default_code=params->count()>0?params->as_junction(0, "default must be int")
1.125.2.7 paf 57: :ValuePtr(0); // (default)
1.84 parser 58: try {
1.121 paf 59: if(!self_string || self_string->is_empty())
60: throw Exception("parser.runtime",
1.125.2.5 paf 61: method_name,
1.121 paf 62: "parameter is empty string, error converting");
63: converted=self_string->as_int();
1.84 parser 64: } catch(...) { // convert problem
65: if(!default_code) // we have a problem when no default
1.125.2.2 paf 66: rethrow;
1.84 parser 67: else
1.125.2.7 paf 68: converted=r.process_to_value(default_code)->as_int();
1.72 parser 69: }
1.125.2.7 paf 70: r.write_no_lang(ValuePtr(new VInt(converted)));
1.1 paf 71: }
72:
1.125.2.10 paf 73: static void _double(Request& r, StringPtr method_name, MethodParams* params) {
1.1 paf 74: Pool& pool=r.pool();
1.125.2.7 paf 75: StringPtr self_string=GET_SELF(r, VString).string();
1.72 parser 76: double converted;
1.125.2.10 paf 77: ValuePtr default_code=params->count()>0?params->as_junction(0, "default must be double")
1.125.2.7 paf 78: :ValuePtr(0); // (default)
1.84 parser 79: try {
1.121 paf 80: if(!self_string || self_string->is_empty())
81: throw Exception("parser.runtime",
1.125.2.5 paf 82: method_name,
1.121 paf 83: "parameter is empty string, error converting");
84: converted=self_string->as_double();
1.84 parser 85: } catch(...) { // convert problem
86: if(!default_code) // we have a problem when no default
1.125.2.2 paf 87: rethrow;
1.84 parser 88: else
1.125.2.7 paf 89: converted=r.process_to_value(default_code)->as_double();
1.72 parser 90: }
91:
1.125.2.7 paf 92: r.write_no_lang(ValuePtr(new VDouble(converted)));
1.1 paf 93: }
94:
1.125.2.10 paf 95: /*not static*/void _string_format(Request& r, StringPtr method_name, MethodParams* params) {
1.9 paf 96: Pool& pool=r.pool();
97:
1.125.2.10 paf 98: ValuePtr fmt_maybe_code=(*params)[0];
1.95 paf 99: // for some time due to stupid {} in original design
1.125.2.7 paf 100: StringPtr fmt=r.process_to_string(fmt_maybe_code);
1.9 paf 101:
1.125.2.7 paf 102: const char *buf=format(pool, r.get_self()->as_double(), fmt->cstr());
1.63 parser 103:
1.125.2.7 paf 104: String result;
1.63 parser 105: result.APPEND_CLEAN(buf, 0,
1.125.2.5 paf 106: method_name->origin().file,
107: method_name->origin().line);
1.63 parser 108: r.write_no_lang(result);
1.9 paf 109: }
1.11 paf 110:
1.125.2.10 paf 111: static void _left(Request& r, StringPtr /*method_name*/, MethodParams* params) {
112: size_t n=(size_t)params->as_int(0, "n must be int", r);
1.15 paf 113:
1.125.2.7 paf 114: StringPtr string=GET_SELF(r, VString).string();
115: r.write_assign_lang(*string->mid(0, n));
1.15 paf 116: }
117:
1.125.2.10 paf 118: static void _right(Request& r, StringPtr /*method_name*/, MethodParams* params) {
119: size_t n=(size_t)params->as_int(0, "n must be int", r);
1.15 paf 120:
1.125.2.7 paf 121: StringPtr string=GET_SELF(r, VString).string();
122: r.write_assign_lang(*string->mid(string->size()-n, string->size()));
1.15 paf 123: }
124:
1.125.2.10 paf 125: static void _mid(Request& r, StringPtr /*method_name*/, MethodParams* params) {
1.125.2.7 paf 126: StringPtr string=GET_SELF(r, VString).string();
1.83 parser 127:
1.125.2.10 paf 128: size_t p=(size_t)max(0, params->as_int(0, "p must be int", r));
129: size_t n=params->count()>1?
130: (size_t)max(0, params->as_int(1, "n must be int", r)):string->size();
1.15 paf 131:
1.125.2.7 paf 132: r.write_assign_lang(*string->mid(p, p+n));
1.15 paf 133: }
134:
1.125.2.10 paf 135: static void _pos(Request& r, StringPtr method_name, MethodParams* params) {
1.16 paf 136: Pool& pool=r.pool();
1.125.2.10 paf 137: ValuePtr substr=params->as_no_junction(0, "substr must not be code");
1.16 paf 138:
1.125.2.7 paf 139: StringPtr string=GET_SELF(r, VString).string();
140: r.write_assign_lang(ValuePtr(new VInt(string->pos(*substr->as_string(&pool)))));
1.16 paf 141: }
142:
1.125.2.7 paf 143: static void split_list(Request& r, StringPtr method_name,
1.125.2.10 paf 144: MethodParams* params, int paramIndex,
1.125.2.7 paf 145: String& string,
146: ArrayString& result) {
147: Pool& pool=r.pool();
1.125.2.10 paf 148: ValuePtr delim_value=params->as_no_junction(paramIndex, "delimiter must not be code");
1.23 paf 149:
1.125.2.7 paf 150: string.split(result, 0, *delim_value->as_string(&pool));
1.19 paf 151: }
152:
1.118 paf 153: #define SPLIT_LEFT 0x0001
154: #define SPLIT_RIGHT 0x0010
155: #define SPLIT_HORIZONTAL 0x0100
156: #define SPLIT_VERTICAL 0x1000
157:
1.125.2.7 paf 158: static int split_options(StringPtr options) {
1.118 paf 159: struct Split_option {
1.125.2.1 paf 160: const char* keyL;
161: const char* keyU;
1.118 paf 162: int setBit;
163: int checkBit;
164: } split_option[]={
165: {"l", "L", SPLIT_LEFT, SPLIT_RIGHT}, // 0xVHRL
166: {"r", "R", SPLIT_RIGHT, SPLIT_LEFT},
167: {"h", "H", SPLIT_HORIZONTAL, SPLIT_VERTICAL},
168: {"v", "V", SPLIT_VERTICAL, SPLIT_HORIZONTAL},
169: {0}
170: };
171:
172: int result=0;
173: if(options) {
174: for(Split_option *o=split_option; o->keyL; o++)
175: if(options->pos(o->keyL)>=0
176: || (o->keyU && options->pos(o->keyU)>=0)) {
177: if(result & o->checkBit)
178: throw Exception("parser.runtime",
179: options,
180: "conflicting split options");
181: result |= o->setBit;
182: }
183: }
184:
185: return result;
186: }
187:
1.125.2.7 paf 188: static TablePtr split_vertical(Request& r, StringPtr string, ArrayString& pieces, bool right) {
1.19 paf 189: Pool& pool=r.pool();
1.61 parser 190:
1.125.2.7 paf 191: Table::columns_type columns(new ArrayString);
192: *columns+=StringPtr(new String("piece"));
1.19 paf 193:
1.125.2.7 paf 194: TablePtr table(new Table(string, columns, pieces.count()));
1.118 paf 195: if(right) { // right
1.125.2.7 paf 196: for(int i=pieces.count(); --i>=0; ) {
197: Table::element_type row(new ArrayString);
198: *row+=pieces[i];
199: *table+=row;
1.118 paf 200: }
201: } else { // left
1.125.2.7 paf 202: Array_iterator<StringPtr> i(pieces);
1.118 paf 203: while(i.has_next()) {
1.125.2.7 paf 204: Table::element_type row(new ArrayString);
205: *row+=i.next();
206: *table+=row;
1.118 paf 207: }
1.61 parser 208: }
1.118 paf 209:
1.125.2.7 paf 210: return table;
1.19 paf 211: }
212:
1.125.2.7 paf 213: static TablePtr split_horizontal(Request& r, StringPtr string, ArrayString& pieces, bool right) {
1.118 paf 214: Pool& pool=r.pool();
215:
1.125.2.7 paf 216: TablePtr table(new Table(string, Table::columns_type(0) /* nameless */));
217: Table::element_type row(new ArrayString(pieces.count()));
1.118 paf 218: if(right) { // right
1.125.2.7 paf 219: for(int i=pieces.count(); --i>=0; ) {
220: *row+=pieces[i];
1.118 paf 221: }
222: } else { // left
1.125.2.7 paf 223: Array_iterator<StringPtr> i(pieces);
1.118 paf 224: while(i.has_next()) {
1.125.2.7 paf 225: *row+=i.next();
1.118 paf 226: }
227: }
1.125.2.7 paf 228: *table+=row;
1.118 paf 229:
1.125.2.7 paf 230: return table;
1.118 paf 231: }
232:
1.125.2.10 paf 233: static void split_with_options(Request& r, StringPtr method_name, MethodParams* params,
1.118 paf 234: int bits) {
1.19 paf 235: Pool& pool=r.pool();
1.125.2.7 paf 236: StringPtr string=GET_SELF(r, VString).string();
1.19 paf 237:
1.125.2.7 paf 238: ArrayString pieces;
239: split_list(r, method_name, params, 0, *string, pieces);
1.19 paf 240:
1.118 paf 241: if(!bits) {
1.125.2.7 paf 242: StringPtr options(0);
1.125.2.10 paf 243: if(params->count()>1) {
244: options=params->as_string(1, "options must not be code");
1.118 paf 245: }
246: bits=split_options(options);
247: }
1.21 paf 248:
1.118 paf 249: bool right=(bits & SPLIT_RIGHT) != 0;
250: bool horizontal=(bits & SPLIT_HORIZONTAL) !=0;
1.125.2.7 paf 251: TablePtr table=horizontal?split_horizontal(r, string, pieces, right)
252: :split_vertical(r, string, pieces, right);
1.17 paf 253:
1.125.2.7 paf 254: r.write_no_lang(ValuePtr(new VTable(table)));
1.118 paf 255: }
1.125.2.10 paf 256: static void _split(Request& r, StringPtr method_name, MethodParams* params) {
1.118 paf 257: split_with_options(r, method_name, params, 0 /* maybe-determine from param #2 */);
258: }
1.125.2.10 paf 259: static void _lsplit(Request& r, StringPtr method_name, MethodParams* params) {
1.118 paf 260: split_with_options(r, method_name, params, SPLIT_LEFT);
261: }
1.125.2.10 paf 262: static void _rsplit(Request& r, StringPtr method_name, MethodParams* params) {
1.118 paf 263: split_with_options(r, method_name, params, SPLIT_RIGHT);
1.17 paf 264: }
265:
1.125.2.7 paf 266: static void search_action(TablePtr table, Table::element_type row, int, int, int, int, void *) {
1.28 paf 267: if(row)
1.125.2.7 paf 268: *table+=row;
1.27 paf 269: }
270:
1.74 parser 271: #ifndef DOXYGEN
1.27 paf 272: struct Replace_action_info {
1.125.2.7 paf 273: Request *request;
274: StringPtr origin;
275: StringPtr src; String* dest;
276: VTablePtr vtable;
277: ValuePtr replacement_code;
1.27 paf 278: };
1.74 parser 279: #endif
1.105 paf 280: /// @todo they can do $global[$result] there, getting pointer to later-invalid local var, kill this
1.125.2.7 paf 281: static void replace_action(TablePtr table, ArrayStringPtr row,
1.104 paf 282: int prestart, int prefinish,
283: int poststart, int postfinish,
284: void *info) {
1.27 paf 285: Replace_action_info& ai=*static_cast<Replace_action_info *>(info);
1.31 paf 286: if(row) { // begin&middle
1.104 paf 287: // piece from last match['prestart'] to beginning of this match['prefinish']
288: if(prestart!=prefinish)
289: *ai.dest << ai.src->mid(prestart, prefinish);//ai.dest->APPEND_CONST("-");
1.51 parser 290: // store found parts in one-record VTable
1.125.2.7 paf 291: if(table->count()) // middle
292: table->put(0, row);
1.32 paf 293: else // begin
1.125.2.7 paf 294: *table+=row;
1.30 paf 295: { // execute 'replacement_code' in 'table' context
1.105 paf 296: ai.vtable->set_table(table);
1.30 paf 297:
1.125.2.7 paf 298: *ai.dest << ai.request->process_to_string(ai.replacement_code);
1.29 paf 299: }
300: } else // end
1.104 paf 301: *ai.dest << ai.src->mid(poststart, postfinish);
1.27 paf 302: }
303:
1.50 parser 304: /// @todo use pcre:study somehow
1.125.2.10 paf 305: static void _match(Request& r, StringPtr method_name, MethodParams* params) {
1.24 paf 306: Pool& pool=r.pool();
1.125.2.10 paf 307: ValuePtr regexp=params->as_no_junction(0, "regexp must not be code");
1.38 paf 308:
1.125.2.7 paf 309: StringPtr options=
1.125.2.10 paf 310: params->count()>1?
311: params->as_no_junction(1, "options must not be code")->as_string(&pool):StringPtr(0);
1.24 paf 312:
313: Temp_lang temp_lang(r, String::UL_PASS_APPENDED);
1.125.2.7 paf 314: StringPtr src=GET_SELF(r, VString).string();
1.125.2.10 paf 315: if(params->count()<3) { // search
1.64 parser 316: bool was_global;
1.125.2.7 paf 317: TablePtr table=src->match(r.charsets.source(),
1.125.2.5 paf 318: method_name,
1.125.2.7 paf 319: *regexp->as_string(&pool), options,
1.64 parser 320: search_action, 0,
321: &was_global);
1.125.2.7 paf 322: ValuePtr result;
1.60 parser 323: // matched
1.64 parser 324: // not (just matched[3=pre/match/post], no substrings) or Global search
1.125.2.11 paf 325: if(was_global || (table && table->columns()->count()>3))
1.125.2.7 paf 326: result=ValuePtr(new VTable(table/*TODO: clone this when table would be stacked!*/)); // table of pre/match/post+substrings
1.64 parser 327: else
1.125.2.7 paf 328: result=ValuePtr(new VBool(table));
329: r.write_assign_lang(result);
1.27 paf 330: } else { // replace
1.125.2.10 paf 331: ValuePtr replacement_code=params->as_junction(2, "replacement param must be code");
1.24 paf 332:
1.125.2.7 paf 333: String result;
334: VTablePtr vtable(new VTable);
335: Replace_action_info info;
336: info.request=&r;
337: info.origin=method_name;
338: info.src=src;
339: info.dest=&result;
340: info.vtable=vtable;
341: info.replacement_code=replacement_code;
1.105 paf 342: Temp_value_element temp_match_var(
1.125.2.7 paf 343: *replacement_code->get_junction()->method_frame,
344: match_var_name, vtable);
345: src->match(r.charsets.source(),
1.125.2.5 paf 346: method_name,
1.125.2.7 paf 347: *r.process_to_string(regexp), options,
348: replace_action, &info);
1.102 paf 349: r.write_assign_lang(result);
1.27 paf 350: }
1.24 paf 351: }
352:
1.125.2.10 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();
1.125.2.7 paf 356: StringPtr src=GET_SELF(r, VString).string();
1.49 parser 357:
1.125.2.7 paf 358: r.write_assign_lang(*src->change_case(pool, r.charsets.source(), kind));
1.49 parser 359: }
1.125.2.10 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: }
1.125.2.10 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
1.125.2.7 paf 368: class String_sql_event_handlers: public SQL_Driver_query_event_handlers {
369: //Pool& pool;
370: StringPtr statement_string; const char* statement_cstr;
371: bool got_column;
1.65 parser 372: public:
1.125.2.7 paf 373: bool got_cell;
374: StringPtr result;
375: public:
376: String_sql_event_handlers(//Pool& apool,
377: StringPtr astatement_string, const char* astatement_cstr):
378: //pool(apool),
1.65 parser 379: statement_string(astatement_string),
380: statement_cstr(astatement_cstr),
1.125.2.7 paf 381: result(new String) {}
1.65 parser 382:
1.124 paf 383: bool add_column(SQL_Error& error, void *ptr, size_t size) {
384: if(got_column) {
385: error=SQL_Error("parser.runtime",
1.125.2.7 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; }
395: bool add_row_cell(SQL_Error& error, void *ptr, size_t size) {
396: if(got_cell) {
397: error=SQL_Error("parser.runtime",
1.125.2.7 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;
1.125.2.1 paf 405: result->APPEND_TAINTED((const char* )ptr, size, statement_cstr, 0);
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
1.125.2.8 paf 414: extern StringPtr sql_limit_name;
415: extern StringPtr sql_offset_name;
416: extern StringPtr sql_default_name;
417: extern StringPtr sql_distinct_name;
1.125.2.10 paf 418: StringPtr sql_result_string(Request& r, StringPtr method_name, MethodParams* params,
1.125.2.7 paf 419: HashStringValue*& options, ValuePtr& default_code) {
1.53 parser 420: Pool& pool=r.pool();
421:
1.125.2.10 paf 422: ValuePtr statement=params->as_junction(0, "statement must be code");
1.53 parser 423:
1.70 parser 424: ulong limit=0;
425: ulong offset=0;
1.125.2.7 paf 426: default_code=ValuePtr(0);
1.125.2.10 paf 427: if(params->count()>1) {
428: ValuePtr voptions=params->as_no_junction(1, "options must be hash, not code");
1.125.2.7 paf 429: if(!voptions->is_string())
430: if(options=voptions->get_hash(method_name)) {
431: if(ValuePtr vlimit=options->get(sql_limit_name))
432: limit=(ulong)r.process_to_value(vlimit)->as_double();
433: if(ValuePtr voffset=options->get(sql_offset_name))
434: offset=(ulong)r.process_to_value(voffset)->as_double();
435: if(default_code=options->get(sql_default_name)) {
436: if(JunctionPtr 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",
1.125.2.5 paf 440: method_name,
1.81 parser 441: "default option must be code");
442: }
1.73 parser 443: } else
1.98 paf 444: throw Exception("parser.runtime",
1.125.2.5 paf 445: method_name,
1.73 parser 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);
1.125.2.7 paf 451: StringPtr statement_string=r.process_to_string(statement);
1.125.2.1 paf 452: const char* statement_cstr=
1.125.2.7 paf 453: statement_string->cstr(pool, String::UL_UNSPECIFIED, r.connection(method_name));
454: String_sql_event_handlers handlers(statement_string, statement_cstr);
455: r.connection(method_name)->query(
1.117 paf 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:
1.125.2.10 paf 466: static void _sql(Request& r, StringPtr method_name, MethodParams* params) {
1.53 parser 467: Pool& pool=r.pool();
468:
1.125.2.7 paf 469: HashStringValue* options;
470: ValuePtr default_code;
471: StringPtr string=sql_result_string(r, method_name, params, options, default_code);
1.62 parser 472: if(!string) {
1.81 parser 473: if(default_code) {
1.125.2.7 paf 474: string=r.process_to_string(default_code);
1.81 parser 475: if(!string)
1.125.2.7 paf 476: string=StringPtr(new String);
1.68 parser 477: } else
1.98 paf 478: throw Exception("parser.runtime",
1.125.2.5 paf 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:
1.125.2.10 paf 486: static void _replace(Request& r, StringPtr method_name, MethodParams* params) {
1.71 parser 487: Pool& pool=r.pool();
1.125.2.7 paf 488: StringPtr src=GET_SELF(r, VString).string();
1.71 parser 489:
1.125.2.10 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",
1.125.2.5 paf 493: method_name,
1.71 parser 494: "parameter must be table");
495:
1.125.2.7 paf 496: Dictionary dict2(TablePtr(table), 1/*am not sure why using the =default parameter causes compile errors in replace*/ );
497: r.write_assign_lang(*src->replace(pool, dict2));
1.71 parser 498: }
1.79 parser 499:
1.125.2.10 paf 500: static void _save(Request& r, StringPtr method_name, MethodParams* params) {
501: StringPtr file_name=params->as_string(params->count()-1,
1.87 paf 502: "file name must be string");
1.79 parser 503:
1.125.2.7 paf 504: StringPtr src=GET_SELF(r, VString).string();
1.79 parser 505:
1.87 paf 506: bool do_append=false;
1.125.2.10 paf 507: if(params->count()>1) {
508: StringPtr mode=params->as_string(0, "mode must be string");
1.125.2.7 paf 509: if(*mode=="append")
1.87 paf 510: do_append=true;
511: else
1.98 paf 512: throw Exception("parser.runtime",
1.125.2.7 paf 513: mode,
1.87 paf 514: "unknown mode, must be 'append'");
515: }
516:
1.79 parser 517: // write
1.125.2.7 paf 518: CharPtr buf=src->cstr(String::UL_UNSPECIFIED, r.connection(StringPtr(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:
1.125.2.10 paf 523: static void _normalize(Request& r, StringPtr method_name, MethodParams* /*params*/) {
1.125.2.7 paf 524: StringPtr src=GET_SELF(r, VString).string();
525:
526: r.write_assign_lang(*src->join_chains(r.pool()));
1.109 paf 527: }
528:
1.41 paf 529: // constructor
530:
1.125.2.7 paf 531: MString::MString(): Methoded("string") {
1.1 paf 532: // ^string.length[]
1.41 paf 533: add_native_method("length", Method::CT_DYNAMIC, _length, 0, 0);
1.6 paf 534:
1.1 paf 535: // ^string.int[]
1.72 parser 536: // ^string.int(default)
537: add_native_method("int", Method::CT_DYNAMIC, _int, 0, 1);
1.1 paf 538: // ^string.double[]
1.72 parser 539: // ^string.double(default)
540: add_native_method("double", Method::CT_DYNAMIC, _double, 0, 1);
1.9 paf 541:
1.24 paf 542: // ^string.format{format}
1.41 paf 543: add_native_method("format", Method::CT_DYNAMIC, _string_format, 1, 1);
1.14 paf 544:
1.15 paf 545: // ^string.left(n)
1.41 paf 546: add_native_method("left", Method::CT_DYNAMIC, _left, 1, 1);
1.15 paf 547: // ^string.right(n)
1.41 paf 548: add_native_method("right", Method::CT_DYNAMIC, _right, 1, 1);
1.15 paf 549: // ^string.mid(p;n)
1.82 parser 550: add_native_method("mid", Method::CT_DYNAMIC, _mid, 1, 2);
1.16 paf 551:
552: // ^string.pos[substr]
1.41 paf 553: add_native_method("pos", Method::CT_DYNAMIC, _pos, 1, 1);
1.17 paf 554:
1.118 paf 555: // ^string.split[delim]
556: // ^string.split[delim][options]
557: add_native_method("split", Method::CT_DYNAMIC, _split, 1, 2);
558: // old names for backward compatibility
559: // ^string.lsplit[delim]
560: add_native_method("lsplit", Method::CT_DYNAMIC, _lsplit, 1, 1);
561: // ^string.rsplit[delim]
562: add_native_method("rsplit", Method::CT_DYNAMIC, _rsplit, 1, 1);
563:
1.32 paf 564: // ^string.match[regexp][options]
565: // ^string.match[regexp][options]{replacement-code}
1.41 paf 566: add_native_method("match", Method::CT_DYNAMIC, _match, 1, 3);
1.49 parser 567:
568: // ^string.toupper[]
569: add_native_method("upper", Method::CT_DYNAMIC, _upper, 0, 0);
570: // ^string.tolower[]
571: add_native_method("lower", Method::CT_DYNAMIC, _lower, 0, 0);
1.53 parser 572:
1.70 parser 573: // ^sql[query]
574: // ^sql[query][$.limit(1) $.offset(2) $.default[n/a]]
1.67 parser 575: add_native_method("sql", Method::CT_STATIC, _sql, 1, 2);
1.71 parser 576:
577: // ^string.replace[table]
578: add_native_method("replace", Method::CT_DYNAMIC, _replace, 1, 1);
1.79 parser 579:
580: // ^string.save[file]
1.87 paf 581: add_native_method("save", Method::CT_DYNAMIC, _save, 1, 2);
1.109 paf 582:
1.112 paf 583: // ^string.normalize[]
584: add_native_method("normalize", Method::CT_DYNAMIC, _normalize, 0, 0);
1.2 paf 585: }
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