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| author | Alexander Pickering <alexandermpickering@gmail.com> | 2017-12-23 00:01:41 -0500 |
|---|---|---|
| committer | Alexander Pickering <alexandermpickering@gmail.com> | 2017-12-23 00:01:41 -0500 |
| commit | 5247e022f857aecf39748039fae84f2a67c9af73 (patch) | |
| tree | 7e692204e5faef508529b31bef21c0b11e96e7d4 | |
| parent | 3e4c76bf41011d8f40136a4010e9ff331b00b4ea (diff) | |
| download | libctemplates-5247e022f857aecf39748039fae84f2a67c9af73.tar.gz libctemplates-5247e022f857aecf39748039fae84f2a67c9af73.tar.bz2 libctemplates-5247e022f857aecf39748039fae84f2a67c9af73.zip | |
Formated
Code now follows the style guide.
| -rw-r--r-- | ctemplates.c | 463 |
1 files changed, 232 insertions, 231 deletions
diff --git a/ctemplates.c b/ctemplates.c index 77832e6..add05f3 100644 --- a/ctemplates.c +++ b/ctemplates.c @@ -6,8 +6,20 @@ * * Copyright (c) 2017 Alexander M. Pickering (alexandermpickering@gmail.com) * - * Distributed under the terms of the GNU General Public Liscense - * (GPL). See COPYING for more information. + * Distributed under GPL V3, see COPYING for more information. + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as publish by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public Liscense for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. * */ @@ -20,16 +32,135 @@ #include <stdarg.h> #include <ctemplates_i.h> -void TMPL_free_loop(struct TMPL_loop* tl); +struct TMPL_token* TMPL_alloc_token(); +void TMPL_free_token(struct TMPL_token* token); +enum TMPL_tagtype starts_with_token(char* str, size_t strlen); +size_t tagtype_len(enum TMPL_tagtype t); +struct TMPL_token* scan_text( + char* start, + size_t strlen, + size_t* consumed + ); +struct TMPL_token* scan_tag( + char* start, + size_t strlen, + size_t* consumed + ); +void print_tokens(struct TMPL_token* head); +struct TMPL_varitem* TMPL_alloc_varitem(); +void TMPL_free_varitem(struct TMPL_varitem* vi); +void TMPL_add_var_to_varlist( + struct TMPL_varlist* t, + char* varname, + char* var + ); +void print_ast_helper( + struct TMPL_tagnode* cursor, + int level + ); +void print_ast(struct TMPL_tagnode* root); +struct TMPL_token* TMPL_tokenize(char* tmplstr, size_t strlen); +struct TMPL_tagnode* alloc_tagnode(); +size_t get_quoted_string(char* start, size_t len); +struct TMPL_tagnode* parse_text( + struct TMPL_token* head, + struct TMPL_buf* errbuf + ); +struct TMPL_tagnode* parse_else( + struct TMPL_token* head, + struct TMPL_buf* errbuf + ); +struct TMPL_tagnode* parse_elseif( + struct TMPL_token* head, + struct TMPL_buf* errbuf + ); +struct TMPL_tagnode* parse_if( + struct TMPL_token* head, + struct TMPL_buf* errbuf + ); +struct TMPL_tagnode* parse_loop( + struct TMPL_token* head, + struct TMPL_buf* errbuf + ); +struct TMPL_tagnode* parse_variable( + struct TMPL_token* head, + struct TMPL_buf* errbuf + ); +struct TMPL_varlist* TMPL_alloc_varlist(); +int TMPL_free_hashmapitems(any_t a, any_t b); +void TMPL_free_varlist(struct TMPL_varlist* vl); +struct TMPL_loop* TMPL_alloc_loop(); +void TMPL_free_loop(struct TMPL_loop* tl); +void TMPL_add_varlist_to_loop( + struct TMPL_loop* tl, + struct TMPL_varlist* vl + ); +void TMPL_add_loop_to_varlist( + struct TMPL_varlist* vl, + char* name, + struct TMPL_loop* l + ); +struct TMPL_tagnode* parse( + struct TMPL_token* head, + struct TMPL_buf* errbuf + ); +struct TMPL_templates* alloc_templates(); +struct TMPL_templates* compile(char* tmplstr); +int render_variable( + struct TMPL_templates* t, + struct TMPL_tagnode* node, + struct TMPL_varlist* varlist + ); +int render_text( + struct TMPL_templates* t, + struct TMPL_tagnode* node, + struct TMPL_varlist* varlist + ); +int print_pair(any_t indent, any_t b); +int render_if( + struct TMPL_templates* t, + struct TMPL_tagnode* node, + struct TMPL_varlist* varlist + ); +int render_elseif( + struct TMPL_templates* t, + struct TMPL_tagnode* node, + struct TMPL_varlist* varlist + ); +int render_loop( + struct TMPL_templates* t, + struct TMPL_tagnode* node, + struct TMPL_varlist* varlist + ); +int render_any( + struct TMPL_templates* t, + struct TMPL_tagnode* node, + struct TMPL_varlist* varlist + ); +void TMPL_render_helper( + struct TMPL_templates* t, + struct TMPL_varlist* varlist + ); +char* TMPL_render( + struct TMPL_templates* t, + struct TMPL_varlist* varlist + ); +struct TMPL_templates* TMPL_alloc_template(char* tmplstr); +void TMPL_free_template(struct TMPL_templates* t); +void TMPL_free_tagnode(struct TMPL_tagnode* tn); +char* TMPL_get_error(struct TMPL_templates* t); + /*Allocates a token*/ -struct TMPL_token* TMPL_alloc_token(){ +struct TMPL_token* +TMPL_alloc_token(){ struct TMPL_token* ret = (struct TMPL_token*)malloc(sizeof(struct TMPL_token)); ret->next = NULL; return ret; } /*Frees an allocated token*/ -void TMPL_free_token(struct TMPL_token* token){ +void +TMPL_free_token(struct TMPL_token* token){ struct TMPL_token* cursor = token; while(cursor != NULL){ struct TMPL_token* this = cursor; @@ -39,8 +170,9 @@ void TMPL_free_token(struct TMPL_token* token){ } /*Check if it starts with the names of any of our tokens*/ -enum TMPL_tagtype starts_with_token(char* str, size_t strlen){ - //Make sure we get TMPL_ first +enum TMPL_tagtype +starts_with_token(char* str, size_t strlen){ + /*Make sure we get TMPL_ first*/ if(strlen < 5){ return tag_null; } @@ -68,7 +200,7 @@ enum TMPL_tagtype starts_with_token(char* str, size_t strlen){ && *(str + 7) == 'D'){ return tag_end; }else if(strlen > TAG_ELSE_LENGTH - && *(str + 5) == 'E'//Check for both else and elseif + && *(str + 5) == 'E'/*Check for both else and elseif*/ && *(str + 6) == 'L' && *(str + 7) == 'S' && *(str + 8) == 'E'){ @@ -114,7 +246,8 @@ enum TMPL_tagtype starts_with_token(char* str, size_t strlen){ } /*Find the lenth of a tag*/ -size_t tagtype_len(enum TMPL_tagtype t){ +size_t +tagtype_len(enum TMPL_tagtype t){ switch(t){ case tag_null: return TAG_NULL_LENGTH; @@ -141,9 +274,8 @@ size_t tagtype_len(enum TMPL_tagtype t){ } /*Quickly find the token*/ -struct TMPL_token* scan_text(char* start, size_t strlen, size_t* consumed){ - //printf("Scan starting at %p\n",start); - //printf("Size of string was %d \"%s\"\n",(int)strlen,start); +struct TMPL_token* +scan_text(char* start, size_t strlen, size_t* consumed){ struct TMPL_token* t = TMPL_alloc_token(); t->start = start; enum TMPL_tagtype type = tag_null; @@ -151,11 +283,9 @@ struct TMPL_token* scan_text(char* start, size_t strlen, size_t* consumed){ while(type == tag_null){ cursor = (char*)memchr(cursor,'<',strlen); if(cursor == NULL){ - //printf("Cursor was null\n"); cursor = start + (strlen > 0 ? strlen : 1); break; } - //printf("Return of memchr was %s\n",cursor); type = starts_with_token(cursor+1,strlen); if(type == tag_null){ cursor++; @@ -164,29 +294,25 @@ struct TMPL_token* scan_text(char* start, size_t strlen, size_t* consumed){ t->end = cursor; t->length = t->end - t->start; *consumed = t->length; - //printf("Consumed length is %d\n",(int)*consumed); - //printf("Scan_text is returning token:\n"); char* c; for(c = start; c < cursor; c++){ - //printf("%c",*c); } - //printf("\n"); return t; } -struct TMPL_token* scan_tag(char* start, size_t strlen, size_t* consumed){ - //printf("Scanning tag\n"); +struct TMPL_token* +scan_tag(char* start, size_t strlen, size_t* consumed){ struct TMPL_token* t = TMPL_alloc_token(); t->start = start; char* cursor = (char*)memchr(start,'>',strlen); - //printf("Managed to get through memchr, cursor is now %s\n",cursor); - t->end = cursor+1;//Include the '>' + t->end = cursor+1;/*Include the '>'*/ t->length = t->end - t->start; *consumed = t->length; return t; } -void print_tokens(struct TMPL_token* head){ +void +print_tokens(struct TMPL_token* head){ struct TMPL_token* cursor = head; while(cursor != NULL){ printf("char start is %p char end is %p cursor is %p type is %d\n",cursor->start, cursor->end,(void*)cursor,(int)cursor->type); @@ -200,25 +326,24 @@ void print_tokens(struct TMPL_token* head){ printf("Finished printing tokens\n"); } -struct TMPL_varitem* TMPL_alloc_varitem(){ +struct TMPL_varitem* +TMPL_alloc_varitem(){ struct TMPL_varitem* ret = (struct TMPL_varitem*)malloc(sizeof(struct TMPL_varitem)); return ret; } -void TMPL_free_varitem(struct TMPL_varitem* vi){ - //printf("Freeing varitem\n"); +void +TMPL_free_varitem(struct TMPL_varitem* vi){ if(vi->type == vartype_var){ - ////printf("Freeing string at %p(%s)\n",vi->item.s,vi->item.s); - //free(vi->item.s); + free(vi->item.s); }else{ - //printf("Freeing loop\n"); TMPL_free_loop(vi->item.l); } free(vi); } -void TMPL_add_var_to_varlist(struct TMPL_varlist* t, char* varname, char* var){ - //printf("Adding \"%s\" to varlist under \"%s\"(%p)\n",var,varname,(void*)varname); +void +TMPL_add_var_to_varlist(struct TMPL_varlist* t, char* varname, char* var){ struct TMPL_varitem* vi = TMPL_alloc_varitem(); vi->type = vartype_var; size_t slen = strlen(var); @@ -226,13 +351,12 @@ void TMPL_add_var_to_varlist(struct TMPL_varlist* t, char* varname, char* var){ memcpy(vi->item.s,var,slen); int succ = hashmap_put(t->map,varname,vi); if(succ != MAP_OK){ - //printf("FAiled to put item in %d\n",succ); exit(-1); } - //printf("Done\n"); } -void print_ast_helper(struct TMPL_tagnode* cursor, int level){ +void +print_ast_helper(struct TMPL_tagnode* cursor, int level){ int i; for(i = 0; i < level; i++){ printf("|"); @@ -291,18 +415,19 @@ void print_ast_helper(struct TMPL_tagnode* cursor, int level){ print_ast_helper(cursor->next,level); } } -void print_ast(struct TMPL_tagnode* root){ +void +print_ast(struct TMPL_tagnode* root){ print_ast_helper(root,0); } -struct TMPL_token* TMPL_tokenize(char* tmplstr, size_t strlen){ +struct TMPL_token* +TMPL_tokenize(char* tmplstr, size_t strlen){ if(strlen == 0) return NULL; struct TMPL_token* first; char* textcursor = tmplstr; size_t newlength; enum TMPL_tagtype ttype; ttype = starts_with_token(tmplstr+1,strlen); - //printf("First ttype is %d\n",(int)ttype); if(ttype == tag_null){ first = scan_text(textcursor,strlen,&newlength); first->type = tag_text; @@ -310,18 +435,14 @@ struct TMPL_token* TMPL_tokenize(char* tmplstr, size_t strlen){ first = scan_tag(textcursor,strlen,&newlength); first->type = ttype; } - //printf("I got a first consumed length of %d\n",(int)newlength); textcursor += newlength; first->end = textcursor; first->length = newlength; strlen -= newlength; struct TMPL_token* tokencursor = first; struct TMPL_token* newnode; - //print_tokens(first); while(*textcursor != '\0'){ - //printf("Getting a new token... size was %d textcursor is %d\n", (int)newlength, (int)*textcursor); ttype = starts_with_token(textcursor+1,strlen); - //printf("Loop ttype is %d\n",(int)ttype); if(ttype == tag_null){ newnode = scan_text(textcursor,strlen,&newlength); newnode->type = tag_text; @@ -334,21 +455,18 @@ struct TMPL_token* TMPL_tokenize(char* tmplstr, size_t strlen){ strlen -= newlength; tokencursor = newnode; } - //printf("Returning from tokenize\n"); return first; } -void print_varlist_helper(struct TMPL_varlist* vl, int indent); -void print_varlist(struct TMPL_varlist* vl); - -struct TMPL_tagnode* parse(struct TMPL_token* head, struct TMPL_buf* errbuf); -struct TMPL_tagnode* alloc_tagnode(){ +struct TMPL_tagnode* +alloc_tagnode(){ struct TMPL_tagnode* t = malloc(sizeof(struct TMPL_tagnode)); return t; } -//Finds a quoted string, allows for \" -size_t get_quoted_string(char* start, size_t len){ +/*Finds a quoted string, allows for \"*/ +size_t +get_quoted_string(char* start, size_t len){ size_t i; int setup = 0; for(i = 0; i < len; i++){ @@ -356,7 +474,7 @@ size_t get_quoted_string(char* start, size_t len){ setup = 1; }else if(*(start+i) == '"'){ if(setup == 1){ - //Do nothing, this is \" + /*Do nothing, this is \"*/ }else{ return i; } @@ -367,39 +485,33 @@ size_t get_quoted_string(char* start, size_t len){ return i; } -struct TMPL_tagnode* parse_text(struct TMPL_token* head, struct TMPL_buf* errbuf){ - //printf("Parsing text node\n"); +struct TMPL_tagnode* +parse_text(struct TMPL_token* head, struct TMPL_buf* errbuf){ struct TMPL_tagnode* t = alloc_tagnode(); t->TMPL_tag.text.start = head->start; t->TMPL_tag.text.len = head->length; t->type = head->type; - //printf("About to call parse again\n"); struct TMPL_tagnode* n = parse(head->next, errbuf); - //printf("Parsed next\n"); t->next = n; return t; } -struct TMPL_tagnode* parse_else(struct TMPL_token* head, struct TMPL_buf* errbuf){ +struct TMPL_tagnode* +parse_else(struct TMPL_token* head, struct TMPL_buf* errbuf){ struct TMPL_tagnode* branch = parse(head->next,errbuf); return branch; } -struct TMPL_tagnode* parse_elseif(struct TMPL_token* head, struct TMPL_buf* errbuf){ +struct TMPL_tagnode* +parse_elseif(struct TMPL_token* head, struct TMPL_buf* errbuf){ struct TMPL_tagnode* t = alloc_tagnode(); - //printf("Parsing elseif..., token was %s\n",head->start); char* start_of_attribs = head->start + TAG_ELSEIF_LENGTH; - //printf("Start of attribs was %s\n",start_of_attribs); int name_offset = kmp(start_of_attribs,head->length, ATTRIBUTE_VARNAME,ATTRIBUTE_VARNAME_LENGTH); - //printf("Found an elseif statement, offset is %d\n",name_offset); char* start_of_name = start_of_attribs + name_offset + ATTRIBUTE_VARNAME_LENGTH; - //printf("Looking for name starting from %s\n",start_of_name); size_t name_length = get_quoted_string(start_of_name,head->length); - //printf("Length of name was %d\n",(int)name_length); char* name = (char*)malloc(sizeof(char)*name_length); memcpy(name,start_of_name,name_length); name[name_length] = '\0'; - //printf("Makeing elseif with name: %s\n",name); t->TMPL_tag.ifelse.varname = name; int testval_offset = kmp(start_of_attribs,head->length, ATTRIBUTE_VALUE,ATTRIBUTE_VALUE_LENGTH); @@ -428,7 +540,6 @@ struct TMPL_tagnode* parse_elseif(struct TMPL_token* head, struct TMPL_buf* errb cursor = cursor->next; } if(fstart != NULL){ - //printf("Found the fstart token to be %s\n",fstart->start); if(fstart->type == tag_elseif){ t->TMPL_tag.ifelse.fbranch = parse_elseif(fstart,errbuf); }else if(fstart->type == tag_else){ @@ -437,33 +548,28 @@ struct TMPL_tagnode* parse_elseif(struct TMPL_token* head, struct TMPL_buf* errb t->TMPL_tag.ifelse.fbranch = parse(fstart,errbuf); } }else{ - //printf("Did not find an fstart token\n"); t->TMPL_tag.ifelse.fbranch = NULL; } t->TMPL_tag.ifelse.tbranch = parse(head->next,errbuf); - t->next = NULL;//parse(cursor->next,errbuf); + t->next = NULL; t->type = tag_elseif; - //printf("Parsed elseif statement:\n"); - //print_ast(t); return t; } -struct TMPL_tagnode* parse_if(struct TMPL_token* head, struct TMPL_buf* errbuf){ - //printf("Parsing if...\n"); +struct TMPL_tagnode* +parse_if(struct TMPL_token* head, struct TMPL_buf* errbuf){ struct TMPL_tagnode* t = alloc_tagnode(); char* start_of_attribs = head->start + TAG_IF_LENGTH; /*Find the name of the varialbe*/ int name_offset = kmp(start_of_attribs,head->length,ATTRIBUTE_VARNAME,ATTRIBUTE_VARNAME_LENGTH); - //printf("Found an if statement, name offset is %d\n",name_offset); char* start_of_name = start_of_attribs + name_offset + ATTRIBUTE_VARNAME_LENGTH; size_t name_length = get_quoted_string(start_of_name,head->length); char* name = (char*)malloc(sizeof(char)*name_length); memcpy(name,start_of_name,name_length); name[name_length] = '\0'; - //printf("Found if name:\"%s\"\n",name); t->TMPL_tag.ifelse.varname = name; /*Find the name to check against*/ int testval_offset = kmp(start_of_attribs,head->length, ATTRIBUTE_VALUE,ATTRIBUTE_VALUE_LENGTH); @@ -472,7 +578,6 @@ struct TMPL_tagnode* parse_if(struct TMPL_token* head, struct TMPL_buf* errbuf){ char* value = (char*)malloc(sizeof(char)*value_length); memcpy(value,start_of_value,value_length); value[value_length] = '\0'; - //printf("Found if value:\"%s\"\n",value); t->TMPL_tag.ifelse.testval = value; /*Find the true branch*/ struct TMPL_token* cursor = head->next; @@ -494,43 +599,32 @@ struct TMPL_tagnode* parse_if(struct TMPL_token* head, struct TMPL_buf* errbuf){ cursor = cursor->next; } if(fstart != NULL){ - //printf("Found the fstart token to be %s\n",fstart->start); if(fstart->type == tag_elseif){ t->TMPL_tag.ifelse.fbranch = parse_elseif(fstart,errbuf); }else if(fstart->type == tag_else){ - //printf("Type was else, parsing...\n"); - //printf("Tokens were:\n"); - //print_tokens(fstart); - //struct TMPL_tagnode* tn = parse_else(fstart,errbuf); - //printf("Got tagnode back:\n"); - //print_ast(tn); t->TMPL_tag.ifelse.fbranch = parse_else(fstart,errbuf); }else{ t->TMPL_tag.ifelse.fbranch = parse(fstart,errbuf); } }else{ - //printf("Did not find an fstart token\n"); t->TMPL_tag.ifelse.fbranch = NULL; } t->TMPL_tag.ifelse.tbranch = parse(head->next,errbuf); - //Walk the tbranch and try to find if we have elseifs + /*Walk the tbranch and try to find if we have elseifs*/ t->next = parse(cursor->next,errbuf); t->type = tag_if; - //printf("Parsed if statement:\n"); - //print_ast(t); return t; } -struct TMPL_tagnode* parse_loop(struct TMPL_token* head, struct TMPL_buf* errbuf){ - //printf("Parsing loop that starts at %s\n",head->start); +struct TMPL_tagnode* +parse_loop(struct TMPL_token* head, struct TMPL_buf* errbuf){ struct TMPL_tagnode* t = alloc_tagnode(); char* loop_start = head->start + TAG_LOOP_LENGTH; int loop_length = head->length - TAG_LOOP_LENGTH; int name_offset = kmp(loop_start,loop_length, ATTRIBUTE_VARNAME, ATTRIBUTE_VARNAME_LENGTH); - //printf("In parse loop, name offset was %d\n",name_offset); if(name_offset == -1 && DEBUGGING){ bputs(errbuf,"Parsing error: Could not find name attribute for loop near\n"); bputsn(errbuf,head->start, ERRBUF_HINTLEN); @@ -538,13 +632,9 @@ struct TMPL_tagnode* parse_loop(struct TMPL_token* head, struct TMPL_buf* errbuf } if(name_offset >= 0){ char* start_of_name = loop_start + name_offset + ATTRIBUTE_VARNAME_LENGTH; - //printf("Start of name is at %s\n",start_of_name); size_t name_size = get_quoted_string(start_of_name,head->length); char* loopname = (char*)malloc(sizeof(char)*name_size); loopname[name_size] = '\0'; - //printf("Loop name size is %d\n", (int)name_size); - memcpy(loopname,start_of_name,name_size); - //printf("Got loop name %s\n",loopname); t->TMPL_tag.loop.loopname = loopname; } @@ -552,8 +642,6 @@ struct TMPL_tagnode* parse_loop(struct TMPL_token* head, struct TMPL_buf* errbuf int nest_level = 0; struct TMPL_token* cursor = head->next; while(cursor != NULL && (nest_level > 0 || cursor->type != tag_end)){ - //printf("Trying to find end of loop, cursor is"); - //print_tokens(cursor); if(cursor == NULL){ bputs(errbuf,"Parse error : tried parsing loop and hit end of stream near\n"); bputsn(errbuf,head->start,ERRBUF_HINTLEN); @@ -572,22 +660,18 @@ struct TMPL_tagnode* parse_loop(struct TMPL_token* head, struct TMPL_buf* errbuf bputsn(errbuf,head->start,ERRBUF_HINTLEN); return NULL; } - //printf("Found end of loop near %20s\n",cursor->start); t->TMPL_tag.loop.body = parse(head->next,errbuf); t->next = parse(cursor->next,errbuf); return t; } -struct TMPL_tagnode* parse_variable(struct TMPL_token* head, struct TMPL_buf* errbuf){ - //printf("Parsing variable\n"); +struct TMPL_tagnode* +parse_variable(struct TMPL_token* head, struct TMPL_buf* errbuf){ struct TMPL_tagnode* t = alloc_tagnode(); char* start_of_attribs = head->start + TAG_VAR_LENGTH; int attribs_length = head->length - TAG_VAR_LENGTH; int in_name = kmp(start_of_attribs,attribs_length,ATTRIBUTE_VARNAME,ATTRIBUTE_VARNAME_LENGTH); int in_default = kmp(start_of_attribs,attribs_length,ATTRIBUTE_DEFAULT,ATTRIBUTE_DEFAULT_LENGTH); - //printf("parse: start of attribs is %s\n",start_of_attribs); - //printf("parse: length of 1 was %d, length of 2 was %d\n",(int)attribs_length,(int)ATTRIBUTE_VARNAME_LENGTH); - //printf("While parseing variable, kmp search gave %d\n",in_name); if(in_name == -1 && DEBUGGING){ char buf[ERR_MSG_LEN]; snprintf(buf,ERR_MSG_LEN,"Parsing error: Could not find name=\"name\" near %s\n",head->start); @@ -601,7 +685,6 @@ struct TMPL_tagnode* parse_variable(struct TMPL_token* head, struct TMPL_buf* er name[name_size] = '\0'; t->TMPL_tag.var.varname = name; t->TMPL_tag.var.name_len = name_size; - //printf("Found a varname\n"); } if(in_default >= 0){ char* start_of_default = start_of_attribs + in_default + ATTRIBUTE_DEFAULT_LENGTH; @@ -611,41 +694,38 @@ struct TMPL_tagnode* parse_variable(struct TMPL_token* head, struct TMPL_buf* er memcpy(def,start_of_default,default_size); t->TMPL_tag.var.defaultval = def; t->TMPL_tag.var.default_len = default_size; - //printf("Found a default\n"); }else{ t->TMPL_tag.var.default_len = 0; } t->type = tag_var; t->next = parse(head->next,errbuf); - //printf("Returning %p From parse_variable\n",(void*)t); - //t->TMPL_tag.var.varname return t; } -struct TMPL_varlist* TMPL_alloc_varlist(){ +struct TMPL_varlist* +TMPL_alloc_varlist(){ struct TMPL_varlist* ret = (struct TMPL_varlist*)malloc(sizeof(struct TMPL_varlist)); ret->map = hashmap_new(); return ret; } -int TMPL_free_hashmapitems(any_t a, any_t b){ - //printf("Freeing hashmap item at %p\n",(void*)b); +int +TMPL_free_hashmapitems(any_t a, any_t b){ struct TMPL_varitem* vi = (struct TMPL_varitem*)b; TMPL_free_varitem(vi); return MAP_OK; } -void TMPL_free_varlist(struct TMPL_varlist* vl){ - //printf("Freeing varlist:\n"); - //print_varlist(vl); +void +TMPL_free_varlist(struct TMPL_varlist* vl){ hashmap_iterate(vl->map,TMPL_free_hashmapitems,NULL); - //printf("done interatively freeing\n"); hashmap_free(vl->map); free(vl); } -struct TMPL_loop* TMPL_alloc_loop(){ +struct TMPL_loop* +TMPL_alloc_loop(){ struct TMPL_loop* ret = (struct TMPL_loop*)malloc(sizeof(struct TMPL_loop)); ret->loop_len = 0; ret->varlist = NULL; @@ -654,8 +734,8 @@ struct TMPL_loop* TMPL_alloc_loop(){ return ret; } -void TMPL_free_loop(struct TMPL_loop* tl){ - //printf("Freeing loop\n"); +void +TMPL_free_loop(struct TMPL_loop* tl){ if(tl->next != NULL){ TMPL_free_loop(tl->next); } @@ -664,9 +744,7 @@ void TMPL_free_loop(struct TMPL_loop* tl){ } void TMPL_add_varlist_to_loop(struct TMPL_loop* tl,struct TMPL_varlist* vl){ - //printf("Adding varlist to loop\n"); - //print_varlist(vl); - if(tl->loop_len == 0){// Add the first node + if(tl->loop_len == 0){/*Add the first node*/ tl->varlist = vl; tl->tail = tl; tl->loop_len++; @@ -678,32 +756,27 @@ void TMPL_add_varlist_to_loop(struct TMPL_loop* tl,struct TMPL_varlist* vl){ } } -void TMPL_add_loop_to_varlist(struct TMPL_varlist* vl, char* name, struct TMPL_loop* l){ - //printf("Adding loop to varlist under \"%s\"\n",name); +void +TMPL_add_loop_to_varlist(struct TMPL_varlist* vl, char* name, struct TMPL_loop* l){ struct TMPL_varitem* vi = TMPL_alloc_varitem(); vi->type = vartype_loop; vi->item.l = l; int err = hashmap_put(vl->map,name,vi); if(err != MAP_OK){ - //printf("Failed to add loop to varlist:%d\n",err); } struct TMPL_varitem* back; hashmap_get(vl->map,name,(void**)&back); - //printf("Trying to get %s back out: %p\n",name,(void*)back); - //printf("Varlist is now:\n"); - //print_varlist(vl); } -//Parses tokens into a syntax tree -struct TMPL_tagnode* parse(struct TMPL_token* head, struct TMPL_buf* errbuf){ +/*Parses tokens into a syntax tree*/ +struct TMPL_tagnode* +parse(struct TMPL_token* head, struct TMPL_buf* errbuf){ struct TMPL_tagnode* root; if(head == NULL){ - //printf("Asked to parse null"); return NULL; } - //printf("In parse, type is %d\n",(int)head->type); switch(head->type){ case tag_text: root = parse_text(head,errbuf); @@ -716,75 +789,56 @@ struct TMPL_tagnode* parse(struct TMPL_token* head, struct TMPL_buf* errbuf){ break; case tag_end: root = NULL; - //root = prase(head->next, errbuf); break; case tag_if: root = parse_if(head,errbuf); - //printf("Returned from parsing if\n"); break; case tag_elseif: root = NULL; - //root = parse_elseif(head,errbuf); - //printf("Returned from parsing elseif\n"); break; case tag_else: root = NULL; - //root = parse_else(head,errbuf); break; default: - //printf("Exiting parse early\n"); exit(-1); break; } - //size_t dummy; - //printf("Errbuf was %s\n",bstringify(errbuf,&dummy)); if(errbuf->total_len > 0){ - //printf("FAiled to parse\n"); return NULL; } return root; } -struct TMPL_templates* alloc_templates(){ +struct TMPL_templates* +alloc_templates(){ struct TMPL_templates* t = malloc(sizeof(struct TMPL_templates)); return t; } -struct TMPL_templates* compile(char* tmplstr){ +struct TMPL_templates* +compile(char* tmplstr){ size_t slen = strlen(tmplstr); struct TMPL_templates* ret = alloc_templates(); ret->out = alloc_tmpl_buf(); ret->errout = alloc_tmpl_buf(); struct TMPL_token* tokens = TMPL_tokenize(tmplstr,slen); - //printf("Tokenized %p\n",(void*)tokens); - //print_tokens(tokens); struct TMPL_tagnode* ast = parse(tokens,ret->errout); - //printf("Ast was:\n"); - //print_ast(ast); if(ast == NULL){ - //printf("ast was null"); }else{ ret->roottag = ast; } - //printf("ret roottag is %p\n",(void*)ret->roottag); return ret; } -int render_any(struct TMPL_templates* t, struct TMPL_tagnode* node, struct TMPL_varlist* varlist); -int render_variable(struct TMPL_templates* t, struct TMPL_tagnode* node, struct TMPL_varlist* varlist){ - //printf("Rendering variable...\n"); +int +render_variable(struct TMPL_templates* t, struct TMPL_tagnode* node, struct TMPL_varlist* varlist){ struct TMPL_varitem* vi; char* varname = node->TMPL_tag.var.varname; - //printf("Looking for var name %s in\n",varname); - //print_varlist(varlist); int err = hashmap_get(varlist->map,varname,(void**)&vi); - //printf("Err is %d\n",err); if(err == MAP_OK){ - //printf("Rendering val: %s\n", vi->item.s); bputs(t->out,vi->item.s); }else if(err == MAP_MISSING){ - //printf("Missing var named %s\n",varname); size_t has_default = node->TMPL_tag.var.default_len; if(has_default){ bputs(t->out,node->TMPL_tag.var.defaultval); @@ -793,13 +847,13 @@ int render_variable(struct TMPL_templates* t, struct TMPL_tagnode* node, struct return -1; } }else{ - //printf("Failed to put in var\n"); return -1; } return 0; } -int render_text(struct TMPL_templates* t, struct TMPL_tagnode* node, struct TMPL_varlist* varlist){ +int +render_text(struct TMPL_templates* t, struct TMPL_tagnode* node, struct TMPL_varlist* varlist){ struct TMPL_buf* buf = t->out; char* text = (char*)node->TMPL_tag.text.start; size_t length = node->TMPL_tag.text.len; @@ -807,7 +861,8 @@ int render_text(struct TMPL_templates* t, struct TMPL_tagnode* node, struct TMPL return 0; } -int print_pair(any_t indent, any_t b){ +int +print_pair(any_t indent, any_t b){ struct TMPL_varitem* vi = (struct TMPL_varitem*)b; int* ip = (int*)indent; int ind = *ip; @@ -828,37 +883,31 @@ int print_pair(any_t indent, any_t b){ return MAP_OK; } -void print_varlist_helper(struct TMPL_varlist* vl, int indent){ +void +print_varlist_helper(struct TMPL_varlist* vl, int indent){ hashmap_iterate(vl->map, print_pair,&indent); } -void print_varlist(struct TMPL_varlist* vl){ +void +print_varlist(struct TMPL_varlist* vl){ print_varlist_helper(vl,0); } -int render_if(struct TMPL_templates* t, struct TMPL_tagnode* node, struct TMPL_varlist* varlist){ - //printf("Rendering if...\n"); - //printf("Node %p tag %p\n",(void*)node,(void*)node->TMPL_tag.ifelse.varname); +int +render_if(struct TMPL_templates* t, struct TMPL_tagnode* node, struct TMPL_varlist* varlist){ char* varname = node->TMPL_tag.ifelse.varname; - //printf("Got varname: %s\n",varname); char* testval = node->TMPL_tag.ifelse.testval; - //printf("Got varname %s and testval %s\n",varname,testval); struct TMPL_varitem* vi; - //printf("About to hashmap get\n"); int err = hashmap_get(varlist->map,varname,(void**)&vi); - //printf("Found variable with key \"%s\" : \"%s\"\n",varname,vi->item.s); struct TMPL_tagnode* cursor; if(err == MAP_OK && strcmp(vi->item.s,testval) == 0){ - //printf("Rendering true branch\n"); cursor = node->TMPL_tag.ifelse.tbranch; while(cursor != NULL){ render_any(t,cursor,varlist); cursor = cursor->next; } }else if(node->TMPL_tag.ifelse.fbranch != NULL){ - //printf("Rendering false branch\n"); - //render_any(t,node->TMPL_tag.ifelse.fbranch,varlist); cursor = node->TMPL_tag.ifelse.fbranch; while(cursor != NULL){ render_any(t,cursor,varlist); @@ -869,121 +918,72 @@ int render_if(struct TMPL_templates* t, struct TMPL_tagnode* node, struct TMPL_v } /*Exactly the same thing as if*/ -int render_elseif(struct TMPL_templates* t, struct TMPL_tagnode* node, struct TMPL_varlist* varlist){ +int +render_elseif(struct TMPL_templates* t, struct TMPL_tagnode* node, struct TMPL_varlist* varlist){ return render_if(t,node,varlist); - /* - char* varname = node->TMPL_tag.ifelse.varname; - char* testval = node->TMPL_tag.ifelse.testval; - struct TMPL_varitem* vi; - int err = hashmap_get(varlist->map,varname,(void**)&vi); - //printf("Rendering elseif ast:\n"); - //print_ast(node); - struct TMPL_tagnode* cursor; - if(err == MAP_OK && strcmp(vi->item.s, testval) == 0){ - //printf("Rendering true branch\n"); - cursor = node->TMPL_tag.ifelse.tbranch; - while(cursor != NULL){ - render_any(t,cursor,varlist); - cursor = cursor->next; - } - }else if(node->TMPL_tag.ifelse.fbranch != NULL){ - //printf("Rendering false branch\n"); - cursor = node->TMPL_tag.ifelse.fbranch; - while(cursor != NULL){ - render_any(t,cursor,varlist); - cursor = cursor->next; - } - } - return 0; - */ } -void TMPL_render_helper(struct TMPL_templates* t, struct TMPL_varlist* varlist); -int render_loop(struct TMPL_templates* t, struct TMPL_tagnode* node, struct TMPL_varlist* varlist){ +int +render_loop(struct TMPL_templates* t, struct TMPL_tagnode* node, struct TMPL_varlist* varlist){ char* loopname = node->TMPL_tag.loop.loopname; struct TMPL_varitem* loop; - //printf("Attempting to render loop:\n"); - //print_ast(node); - //printf("With varlist:\n"); - //print_varlist(varlist); - //printf("Looking for loop name %s\n", loopname); int err = hashmap_get(varlist->map,loopname,(void*)&loop); if(err != MAP_OK){ - //printf("Failed to get loop struct, %d\n",err); return -1; } - //printf("Got loop struct %p\n",(void*)loop); - //printf("First varlist is\n"); - //print_varlist(loop->item.l->varlist); struct TMPL_templates* nt = (struct TMPL_templates*)malloc(sizeof(struct TMPL_templates)); nt->out = t->out; nt->errout = t->errout; nt->roottag = node->TMPL_tag.loop.body; struct TMPL_loop* cursor; for(cursor = loop->item.l; cursor != NULL; cursor = cursor->next){ - //printf("Rendering loop.This varlist is\n"); - //print_varlist(cursor->varlist); - //int err = render_any(t,node->TMPL_tag.loop.body,cursor->varlist); if(err != 0){ - //printf("Failed to render loop\n"); } TMPL_render_helper(nt,cursor->varlist); } - //struct TMPL_buf* buf = t->out; - //printf("Done rendering loop\n"); free(nt); return 0; } -int render_any(struct TMPL_templates* t, struct TMPL_tagnode* node, struct TMPL_varlist* varlist){ +int +render_any(struct TMPL_templates* t, struct TMPL_tagnode* node, struct TMPL_varlist* varlist){ /*Interpret the template*/ int err; switch(node->type){ case tag_text: - //printf("Rendering text\n"); err = render_text(t,node,varlist); if(err < 0){ - //printf("Failed to render text\n"); } - //printf("Done rendering text\n"); break; case tag_var: - //printf("Rendering var\n"); err = render_variable(t,node,varlist); if(err < 0){ - //printf("Failed to render variable\n"); } break; case tag_loop: - //printf("Rendering loop\n"); err = render_loop(t,node,varlist); if(err < 0){ - //printf("Failed to render loop\n"); } break; case tag_if: - //printf("Rendering if\n"); err = render_if(t,node,varlist); if(err < 0){ - //printf("Failed to render if\n"); } break; case tag_elseif: - //printf("Rendering elseif\n"); err = render_elseif(t,node,varlist); if(err < 0){ - //printf("Failed to render elseif\n"); } break; default: - //printf("Rendering default %d\n",(int)node->type); exit(-1); break; } return err; } -void TMPL_render_helper(struct TMPL_templates* t, struct TMPL_varlist* varlist){ +void +TMPL_render_helper(struct TMPL_templates* t, struct TMPL_varlist* varlist){ struct TMPL_tagnode* cursor = t->roottag; while(cursor != NULL){ render_any(t,cursor,varlist); @@ -992,7 +992,8 @@ void TMPL_render_helper(struct TMPL_templates* t, struct TMPL_varlist* varlist){ } -char* TMPL_render(struct TMPL_templates* t, struct TMPL_varlist* varlist){ +char* +TMPL_render(struct TMPL_templates* t, struct TMPL_varlist* varlist){ if(t->out != NULL){ free_tmpl_buf(t->out); } @@ -1003,9 +1004,9 @@ char* TMPL_render(struct TMPL_templates* t, struct TMPL_varlist* varlist){ return ret; } -struct TMPL_templates* TMPL_alloc_template(char* tmplstr){ +struct TMPL_templates* +TMPL_alloc_template(char* tmplstr){ struct TMPL_templates* n = compile(tmplstr); - ////printf("After returning from compile, rottag is %p\n",(void*)n->roottag); if(n != NULL){ return n; @@ -1015,17 +1016,16 @@ struct TMPL_templates* TMPL_alloc_template(char* tmplstr){ } } -void TMPL_free_template(struct TMPL_templates* t){ +void +TMPL_free_template(struct TMPL_templates* t){ free_tmpl_buf(t->out); free_tmpl_buf(t->errout); TMPL_free_tagnode(t->roottag); free(t); - ////printf("Freed tagnodes\n"); } -void TMPL_free_tagnode(struct TMPL_tagnode* tn){ - //printf("Freeing tagnode:\n"); - //print_ast(tn); +void +TMPL_free_tagnode(struct TMPL_tagnode* tn){ switch(tn->type){ case tag_text: break; @@ -1060,7 +1060,8 @@ void TMPL_free_tagnode(struct TMPL_tagnode* tn){ free(tn); } -char* TMPL_get_error(struct TMPL_templates* t){ +char* +TMPL_get_error(struct TMPL_templates* t){ size_t dummy; return bstringify(t->errout,&dummy); } |
